Mercurial > vim
annotate src/fileio.c @ 18026:fa5278b7c49e
Added tag v8.1.2008 for changeset d19caa8516824987c4e1230533c8297f3205c2ba
| author | Bram Moolenaar <Bram@vim.org> |
|---|---|
| date | Sun, 08 Sep 2019 15:30:04 +0200 |
| parents | 0f7ae8010787 |
| children | 59bc3cd42cf5 |
| rev | line source |
|---|---|
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commit https://github.com/vim/vim/commit/edf3f97ae2af024708ebb4ac614227327033ca47
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1 /* vi:set ts=8 sts=4 sw=4 noet: |
| 7 | 2 * |
| 3 * VIM - Vi IMproved by Bram Moolenaar | |
| 4 * | |
| 5 * Do ":help uganda" in Vim to read copying and usage conditions. | |
| 6 * Do ":help credits" in Vim to see a list of people who contributed. | |
| 7 * See README.txt for an overview of the Vim source code. | |
| 8 */ | |
| 9 | |
| 10 /* | |
| 11 * fileio.c: read from and write to a file | |
| 12 */ | |
| 13 | |
| 14 #include "vim.h" | |
| 15 | |
| 2014 | 16 #if defined(__TANDEM) || defined(__MINT__) |
| 7 | 17 # include <limits.h> /* for SSIZE_MAX */ |
| 18 #endif | |
| 19 | |
| 20 #if defined(HAVE_UTIME) && defined(HAVE_UTIME_H) | |
| 21 # include <utime.h> /* for struct utimbuf */ | |
| 22 #endif | |
| 23 | |
| 24 #define BUFSIZE 8192 /* size of normal write buffer */ | |
| 25 #define SMBUFSIZE 256 /* size of emergency write buffer */ | |
| 26 | |
| 27 /* Is there any system that doesn't have access()? */ | |
| 574 | 28 #define USE_MCH_ACCESS |
| 7 | 29 |
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30 static char_u *next_fenc(char_u **pp, int *alloced); |
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31 #ifdef FEAT_EVAL |
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32 static char_u *readfile_charconvert(char_u *fname, char_u *fenc, int *fdp); |
| 7 | 33 #endif |
| 34 #ifdef FEAT_CRYPT | |
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35 static char_u *check_for_cryptkey(char_u *cryptkey, char_u *ptr, long *sizep, off_T *filesizep, int newfile, char_u *fname, int *did_ask); |
| 7 | 36 #endif |
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37 static int set_rw_fname(char_u *fname, char_u *sfname); |
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38 static int msg_add_fileformat(int eol_type); |
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39 static void msg_add_eol(void); |
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40 static int check_mtime(buf_T *buf, stat_T *s); |
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41 static int time_differs(long t1, long t2); |
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42 |
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43 #define HAS_BW_FLAGS |
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44 #define FIO_LATIN1 0x01 /* convert Latin1 */ |
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45 #define FIO_UTF8 0x02 /* convert UTF-8 */ |
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46 #define FIO_UCS2 0x04 /* convert UCS-2 */ |
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47 #define FIO_UCS4 0x08 /* convert UCS-4 */ |
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48 #define FIO_UTF16 0x10 /* convert UTF-16 */ |
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49 #ifdef MSWIN |
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50 # define FIO_CODEPAGE 0x20 /* convert MS-Windows codepage */ |
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51 # define FIO_PUT_CP(x) (((x) & 0xffff) << 16) /* put codepage in top word */ |
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52 # define FIO_GET_CP(x) (((x)>>16) & 0xffff) /* get codepage from top word */ |
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53 #endif |
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54 #ifdef MACOS_CONVERT |
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55 # define FIO_MACROMAN 0x20 /* convert MacRoman */ |
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56 #endif |
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57 #define FIO_ENDIAN_L 0x80 /* little endian */ |
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58 #define FIO_ENCRYPTED 0x1000 /* encrypt written bytes */ |
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59 #define FIO_NOCONVERT 0x2000 /* skip encoding conversion */ |
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60 #define FIO_UCSBOM 0x4000 /* check for BOM at start of file */ |
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61 #define FIO_ALL -1 /* allow all formats */ |
| 7 | 62 |
| 63 /* When converting, a read() or write() may leave some bytes to be converted | |
| 64 * for the next call. The value is guessed... */ | |
| 65 #define CONV_RESTLEN 30 | |
| 66 | |
| 67 /* We have to guess how much a sequence of bytes may expand when converting | |
| 68 * with iconv() to be able to allocate a buffer. */ | |
| 69 #define ICONV_MULT 8 | |
| 70 | |
| 71 /* | |
| 72 * Structure to pass arguments from buf_write() to buf_write_bytes(). | |
| 73 */ | |
| 74 struct bw_info | |
| 75 { | |
| 76 int bw_fd; /* file descriptor */ | |
| 77 char_u *bw_buf; /* buffer with data to be written */ | |
| 1411 | 78 int bw_len; /* length of data */ |
| 7 | 79 #ifdef HAS_BW_FLAGS |
| 80 int bw_flags; /* FIO_ flags */ | |
| 81 #endif | |
| 6122 | 82 #ifdef FEAT_CRYPT |
| 83 buf_T *bw_buffer; /* buffer being written */ | |
| 84 #endif | |
| 7 | 85 char_u bw_rest[CONV_RESTLEN]; /* not converted bytes */ |
| 86 int bw_restlen; /* nr of bytes in bw_rest[] */ | |
| 87 int bw_first; /* first write call */ | |
| 88 char_u *bw_conv_buf; /* buffer for writing converted chars */ | |
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89 size_t bw_conv_buflen; /* size of bw_conv_buf */ |
| 7 | 90 int bw_conv_error; /* set for conversion error */ |
| 1947 | 91 linenr_T bw_conv_error_lnum; /* first line with error or zero */ |
| 92 linenr_T bw_start_lnum; /* line number at start of buffer */ | |
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93 #ifdef USE_ICONV |
| 7 | 94 iconv_t bw_iconv_fd; /* descriptor for iconv() or -1 */ |
| 95 #endif | |
| 96 }; | |
| 97 | |
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98 static int buf_write_bytes(struct bw_info *ip); |
| 7 | 99 |
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100 static linenr_T readfile_linenr(linenr_T linecnt, char_u *p, char_u *endp); |
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101 static int ucs2bytes(unsigned c, char_u **pp, int flags); |
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102 static int need_conversion(char_u *fenc); |
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103 static int get_fio_flags(char_u *ptr); |
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104 static char_u *check_for_bom(char_u *p, long size, int *lenp, int flags); |
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105 static int make_bom(char_u *buf, char_u *name); |
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106 #ifdef MSWIN |
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107 static int get_win_fio_flags(char_u *ptr); |
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108 #endif |
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109 #ifdef MACOS_CONVERT |
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110 static int get_mac_fio_flags(char_u *ptr); |
| 7 | 111 #endif |
| 1834 | 112 static char *e_auchangedbuf = N_("E812: Autocommands changed buffer or buffer name"); |
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113 |
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114 static void |
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115 filemess( |
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116 buf_T *buf, |
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117 char_u *name, |
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118 char_u *s, |
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119 int attr) |
| 7 | 120 { |
| 121 int msg_scroll_save; | |
| 122 | |
| 123 if (msg_silent != 0) | |
| 124 return; | |
| 125 msg_add_fname(buf, name); /* put file name in IObuff with quotes */ | |
| 126 /* If it's extremely long, truncate it. */ | |
| 127 if (STRLEN(IObuff) > IOSIZE - 80) | |
| 128 IObuff[IOSIZE - 80] = NUL; | |
| 129 STRCAT(IObuff, s); | |
| 130 /* | |
| 131 * For the first message may have to start a new line. | |
| 132 * For further ones overwrite the previous one, reset msg_scroll before | |
| 133 * calling filemess(). | |
| 134 */ | |
| 135 msg_scroll_save = msg_scroll; | |
| 136 if (shortmess(SHM_OVERALL) && !exiting && p_verbose == 0) | |
| 137 msg_scroll = FALSE; | |
| 138 if (!msg_scroll) /* wait a bit when overwriting an error msg */ | |
| 139 check_for_delay(FALSE); | |
| 140 msg_start(); | |
| 141 msg_scroll = msg_scroll_save; | |
| 142 msg_scrolled_ign = TRUE; | |
| 143 /* may truncate the message to avoid a hit-return prompt */ | |
| 144 msg_outtrans_attr(msg_may_trunc(FALSE, IObuff), attr); | |
| 145 msg_clr_eos(); | |
| 146 out_flush(); | |
| 147 msg_scrolled_ign = FALSE; | |
| 148 } | |
| 149 | |
| 150 /* | |
| 151 * Read lines from file "fname" into the buffer after line "from". | |
| 152 * | |
| 153 * 1. We allocate blocks with lalloc, as big as possible. | |
| 154 * 2. Each block is filled with characters from the file with a single read(). | |
| 155 * 3. The lines are inserted in the buffer with ml_append(). | |
| 156 * | |
| 157 * (caller must check that fname != NULL, unless READ_STDIN is used) | |
| 158 * | |
| 159 * "lines_to_skip" is the number of lines that must be skipped | |
| 160 * "lines_to_read" is the number of lines that are appended | |
| 161 * When not recovering lines_to_skip is 0 and lines_to_read MAXLNUM. | |
| 162 * | |
| 163 * flags: | |
| 164 * READ_NEW starting to edit a new buffer | |
| 165 * READ_FILTER reading filter output | |
| 166 * READ_STDIN read from stdin instead of a file | |
| 167 * READ_BUFFER read from curbuf instead of a file (converting after reading | |
| 168 * stdin) | |
| 169 * READ_DUMMY read into a dummy buffer (to check if file contents changed) | |
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170 * READ_KEEP_UNDO don't clear undo info or read it from a file |
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171 * READ_FIFO read from fifo/socket instead of a file |
| 7 | 172 * |
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173 * return FAIL for failure, NOTDONE for directory (failure), or OK |
| 7 | 174 */ |
| 175 int | |
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176 readfile( |
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177 char_u *fname, |
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178 char_u *sfname, |
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179 linenr_T from, |
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180 linenr_T lines_to_skip, |
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181 linenr_T lines_to_read, |
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182 exarg_T *eap, /* can be NULL! */ |
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183 int flags) |
| 7 | 184 { |
| 185 int fd = 0; | |
| 186 int newfile = (flags & READ_NEW); | |
| 187 int check_readonly; | |
| 188 int filtering = (flags & READ_FILTER); | |
| 189 int read_stdin = (flags & READ_STDIN); | |
| 190 int read_buffer = (flags & READ_BUFFER); | |
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191 int read_fifo = (flags & READ_FIFO); |
| 1486 | 192 int set_options = newfile || read_buffer |
| 193 || (eap != NULL && eap->read_edit); | |
| 7 | 194 linenr_T read_buf_lnum = 1; /* next line to read from curbuf */ |
| 195 colnr_T read_buf_col = 0; /* next char to read from this line */ | |
| 196 char_u c; | |
| 197 linenr_T lnum = from; | |
| 198 char_u *ptr = NULL; /* pointer into read buffer */ | |
| 199 char_u *buffer = NULL; /* read buffer */ | |
| 200 char_u *new_buffer = NULL; /* init to shut up gcc */ | |
| 201 char_u *line_start = NULL; /* init to shut up gcc */ | |
| 202 int wasempty; /* buffer was empty before reading */ | |
| 203 colnr_T len; | |
| 204 long size = 0; | |
| 205 char_u *p; | |
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206 off_T filesize = 0; |
| 7 | 207 int skip_read = FALSE; |
| 208 #ifdef FEAT_CRYPT | |
| 209 char_u *cryptkey = NULL; | |
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210 int did_ask_for_key = FALSE; |
| 7 | 211 #endif |
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212 #ifdef FEAT_PERSISTENT_UNDO |
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213 context_sha256_T sha_ctx; |
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214 int read_undo_file = FALSE; |
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215 #endif |
| 7 | 216 int split = 0; /* number of split lines */ |
| 217 #define UNKNOWN 0x0fffffff /* file size is unknown */ | |
| 218 linenr_T linecnt; | |
| 219 int error = FALSE; /* errors encountered */ | |
| 220 int ff_error = EOL_UNKNOWN; /* file format with errors */ | |
| 221 long linerest = 0; /* remaining chars in line */ | |
| 222 #ifdef UNIX | |
| 223 int perm = 0; | |
| 224 int swap_mode = -1; /* protection bits for swap file */ | |
| 225 #else | |
| 226 int perm; | |
| 227 #endif | |
| 228 int fileformat = 0; /* end-of-line format */ | |
| 229 int keep_fileformat = FALSE; | |
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230 stat_T st; |
| 7 | 231 int file_readonly; |
| 232 linenr_T skip_count = 0; | |
| 233 linenr_T read_count = 0; | |
| 234 int msg_save = msg_scroll; | |
| 235 linenr_T read_no_eol_lnum = 0; /* non-zero lnum when last line of | |
| 236 * last read was missing the eol */ | |
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237 int try_mac; |
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238 int try_dos; |
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239 int try_unix; |
| 7 | 240 int file_rewind = FALSE; |
| 241 int can_retry; | |
| 595 | 242 linenr_T conv_error = 0; /* line nr with conversion error */ |
| 243 linenr_T illegal_byte = 0; /* line nr with illegal byte */ | |
| 7 | 244 int keep_dest_enc = FALSE; /* don't retry when char doesn't fit |
| 245 in destination encoding */ | |
| 595 | 246 int bad_char_behavior = BAD_REPLACE; |
| 247 /* BAD_KEEP, BAD_DROP or character to | |
| 248 * replace with */ | |
| 7 | 249 char_u *tmpname = NULL; /* name of 'charconvert' output file */ |
| 250 int fio_flags = 0; | |
| 251 char_u *fenc; /* fileencoding to use */ | |
| 252 int fenc_alloced; /* fenc_next is in allocated memory */ | |
| 253 char_u *fenc_next = NULL; /* next item in 'fencs' or NULL */ | |
| 254 int advance_fenc = FALSE; | |
| 255 long real_size = 0; | |
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256 #ifdef USE_ICONV |
| 7 | 257 iconv_t iconv_fd = (iconv_t)-1; /* descriptor for iconv() or -1 */ |
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258 # ifdef FEAT_EVAL |
| 7 | 259 int did_iconv = FALSE; /* TRUE when iconv() failed and trying |
| 260 'charconvert' next */ | |
| 261 # endif | |
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262 #endif |
| 7 | 263 int converted = FALSE; /* TRUE if conversion done */ |
| 264 int notconverted = FALSE; /* TRUE if conversion wanted but it | |
| 265 wasn't possible */ | |
| 266 char_u conv_rest[CONV_RESTLEN]; | |
| 267 int conv_restlen = 0; /* nr of bytes in conv_rest[] */ | |
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268 buf_T *old_curbuf; |
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269 char_u *old_b_ffname; |
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270 char_u *old_b_fname; |
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271 int using_b_ffname; |
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272 int using_b_fname; |
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273 |
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274 au_did_filetype = FALSE; /* reset before triggering any autocommands */ |
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275 |
| 2707 | 276 curbuf->b_no_eol_lnum = 0; /* in case it was set by the previous read */ |
| 7 | 277 |
| 278 /* | |
| 279 * If there is no file name yet, use the one for the read file. | |
| 280 * BF_NOTEDITED is set to reflect this. | |
| 281 * Don't do this for a read from a filter. | |
| 282 * Only do this when 'cpoptions' contains the 'f' flag. | |
| 283 */ | |
| 284 if (curbuf->b_ffname == NULL | |
| 285 && !filtering | |
| 286 && fname != NULL | |
| 287 && vim_strchr(p_cpo, CPO_FNAMER) != NULL | |
| 288 && !(flags & READ_DUMMY)) | |
| 289 { | |
| 633 | 290 if (set_rw_fname(fname, sfname) == FAIL) |
| 291 return FAIL; | |
| 7 | 292 } |
| 293 | |
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294 /* Remember the initial values of curbuf, curbuf->b_ffname and |
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295 * curbuf->b_fname to detect whether they are altered as a result of |
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296 * executing nasty autocommands. Also check if "fname" and "sfname" |
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297 * point to one of these values. */ |
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298 old_curbuf = curbuf; |
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299 old_b_ffname = curbuf->b_ffname; |
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300 old_b_fname = curbuf->b_fname; |
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301 using_b_ffname = (fname == curbuf->b_ffname) |
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302 || (sfname == curbuf->b_ffname); |
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303 using_b_fname = (fname == curbuf->b_fname) || (sfname == curbuf->b_fname); |
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304 |
| 167 | 305 /* After reading a file the cursor line changes but we don't want to |
| 306 * display the line. */ | |
| 307 ex_no_reprint = TRUE; | |
| 308 | |
| 968 | 309 /* don't display the file info for another buffer now */ |
| 310 need_fileinfo = FALSE; | |
| 311 | |
| 7 | 312 /* |
| 313 * For Unix: Use the short file name whenever possible. | |
| 314 * Avoids problems with networks and when directory names are changed. | |
| 315 * Don't do this for MS-DOS, a "cd" in a sub-shell may have moved us to | |
| 316 * another directory, which we don't detect. | |
| 317 */ | |
| 318 if (sfname == NULL) | |
| 319 sfname = fname; | |
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320 #if defined(UNIX) |
| 7 | 321 fname = sfname; |
| 322 #endif | |
| 323 | |
| 324 /* | |
| 325 * The BufReadCmd and FileReadCmd events intercept the reading process by | |
| 326 * executing the associated commands instead. | |
| 327 */ | |
| 328 if (!filtering && !read_stdin && !read_buffer) | |
| 329 { | |
| 330 pos_T pos; | |
| 331 | |
| 332 pos = curbuf->b_op_start; | |
| 333 | |
| 334 /* Set '[ mark to the line above where the lines go (line 1 if zero). */ | |
| 335 curbuf->b_op_start.lnum = ((from == 0) ? 1 : from); | |
| 336 curbuf->b_op_start.col = 0; | |
| 337 | |
| 338 if (newfile) | |
| 339 { | |
| 340 if (apply_autocmds_exarg(EVENT_BUFREADCMD, NULL, sfname, | |
| 341 FALSE, curbuf, eap)) | |
| 342 #ifdef FEAT_EVAL | |
| 343 return aborting() ? FAIL : OK; | |
| 344 #else | |
| 345 return OK; | |
| 346 #endif | |
| 347 } | |
| 348 else if (apply_autocmds_exarg(EVENT_FILEREADCMD, sfname, sfname, | |
| 349 FALSE, NULL, eap)) | |
| 350 #ifdef FEAT_EVAL | |
| 351 return aborting() ? FAIL : OK; | |
| 352 #else | |
| 353 return OK; | |
| 354 #endif | |
| 355 | |
| 356 curbuf->b_op_start = pos; | |
| 357 } | |
| 358 | |
| 359 if ((shortmess(SHM_OVER) || curbuf->b_help) && p_verbose == 0) | |
| 360 msg_scroll = FALSE; /* overwrite previous file message */ | |
| 361 else | |
| 362 msg_scroll = TRUE; /* don't overwrite previous file message */ | |
| 363 | |
| 364 /* | |
| 365 * If the name ends in a path separator, we can't open it. Check here, | |
| 366 * because reading the file may actually work, but then creating the swap | |
| 367 * file may destroy it! Reported on MS-DOS and Win 95. | |
| 368 * If the name is too long we might crash further on, quit here. | |
| 369 */ | |
| 23 | 370 if (fname != NULL && *fname != NUL) |
| 371 { | |
| 39 | 372 p = fname + STRLEN(fname); |
| 373 if (after_pathsep(fname, p) || STRLEN(fname) >= MAXPATHL) | |
| 23 | 374 { |
| 375 filemess(curbuf, fname, (char_u *)_("Illegal file name"), 0); | |
| 376 msg_end(); | |
| 377 msg_scroll = msg_save; | |
| 378 return FAIL; | |
| 379 } | |
| 7 | 380 } |
| 381 | |
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382 if (!read_stdin && !read_buffer && !read_fifo) |
| 5322 | 383 { |
| 7 | 384 #ifdef UNIX |
| 5322 | 385 /* |
| 386 * On Unix it is possible to read a directory, so we have to | |
| 387 * check for it before the mch_open(). | |
| 388 */ | |
| 7 | 389 perm = mch_getperm(fname); |
| 390 if (perm >= 0 && !S_ISREG(perm) /* not a regular file ... */ | |
| 391 && !S_ISFIFO(perm) /* ... or fifo */ | |
| 392 && !S_ISSOCK(perm) /* ... or socket */ | |
| 1313 | 393 # ifdef OPEN_CHR_FILES |
| 394 && !(S_ISCHR(perm) && is_dev_fd_file(fname)) | |
| 395 /* ... or a character special file named /dev/fd/<n> */ | |
| 396 # endif | |
| 7 | 397 ) |
| 398 { | |
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399 int retval = FAIL; |
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400 |
| 7 | 401 if (S_ISDIR(perm)) |
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402 { |
| 7 | 403 filemess(curbuf, fname, (char_u *)_("is a directory"), 0); |
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404 retval = NOTDONE; |
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405 } |
| 7 | 406 else |
| 407 filemess(curbuf, fname, (char_u *)_("is not a file"), 0); | |
| 408 msg_end(); | |
| 409 msg_scroll = msg_save; | |
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410 return retval; |
| 7 | 411 } |
| 5322 | 412 #endif |
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413 #if defined(MSWIN) |
| 1006 | 414 /* |
| 415 * MS-Windows allows opening a device, but we will probably get stuck | |
| 416 * trying to read it. | |
| 417 */ | |
| 418 if (!p_odev && mch_nodetype(fname) == NODE_WRITABLE) | |
| 419 { | |
| 1303 | 420 filemess(curbuf, fname, (char_u *)_("is a device (disabled with 'opendevice' option)"), 0); |
| 1006 | 421 msg_end(); |
| 422 msg_scroll = msg_save; | |
| 423 return FAIL; | |
| 424 } | |
| 5322 | 425 #endif |
| 426 } | |
| 1004 | 427 |
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428 /* Set default or forced 'fileformat' and 'binary'. */ |
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429 set_file_options(set_options, eap); |
| 7 | 430 |
| 431 /* | |
| 432 * When opening a new file we take the readonly flag from the file. | |
| 433 * Default is r/w, can be set to r/o below. | |
| 434 * Don't reset it when in readonly mode | |
| 435 * Only set/reset b_p_ro when BF_CHECK_RO is set. | |
| 436 */ | |
| 437 check_readonly = (newfile && (curbuf->b_flags & BF_CHECK_RO)); | |
| 164 | 438 if (check_readonly && !readonlymode) |
| 7 | 439 curbuf->b_p_ro = FALSE; |
| 440 | |
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441 if (newfile && !read_stdin && !read_buffer && !read_fifo) |
| 7 | 442 { |
| 2823 | 443 /* Remember time of file. */ |
| 7 | 444 if (mch_stat((char *)fname, &st) >= 0) |
| 445 { | |
| 446 buf_store_time(curbuf, &st, fname); | |
| 447 curbuf->b_mtime_read = curbuf->b_mtime; | |
| 448 #ifdef UNIX | |
| 449 /* | |
| 450 * Use the protection bits of the original file for the swap file. | |
| 451 * This makes it possible for others to read the name of the | |
| 452 * edited file from the swapfile, but only if they can read the | |
| 453 * edited file. | |
| 454 * Remove the "write" and "execute" bits for group and others | |
| 455 * (they must not write the swapfile). | |
| 456 * Add the "read" and "write" bits for the user, otherwise we may | |
| 457 * not be able to write to the file ourselves. | |
| 458 * Setting the bits is done below, after creating the swap file. | |
| 459 */ | |
| 460 swap_mode = (st.st_mode & 0644) | 0600; | |
| 461 #endif | |
| 462 #ifdef FEAT_CW_EDITOR | |
| 463 /* Get the FSSpec on MacOS | |
| 464 * TODO: Update it properly when the buffer name changes | |
| 465 */ | |
| 466 (void)GetFSSpecFromPath(curbuf->b_ffname, &curbuf->b_FSSpec); | |
| 467 #endif | |
| 468 #ifdef VMS | |
| 469 curbuf->b_fab_rfm = st.st_fab_rfm; | |
| 22 | 470 curbuf->b_fab_rat = st.st_fab_rat; |
| 471 curbuf->b_fab_mrs = st.st_fab_mrs; | |
| 7 | 472 #endif |
| 473 } | |
| 474 else | |
| 475 { | |
| 476 curbuf->b_mtime = 0; | |
| 477 curbuf->b_mtime_read = 0; | |
| 478 curbuf->b_orig_size = 0; | |
| 479 curbuf->b_orig_mode = 0; | |
| 480 } | |
| 481 | |
| 482 /* Reset the "new file" flag. It will be set again below when the | |
| 483 * file doesn't exist. */ | |
| 484 curbuf->b_flags &= ~(BF_NEW | BF_NEW_W); | |
| 485 } | |
| 486 | |
| 487 /* | |
| 488 * for UNIX: check readonly with perm and mch_access() | |
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489 * for Amiga: check readonly by trying to open the file for writing |
| 7 | 490 */ |
| 491 file_readonly = FALSE; | |
| 492 if (read_stdin) | |
| 493 { | |
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494 #if defined(MSWIN) |
| 7 | 495 /* Force binary I/O on stdin to avoid CR-LF -> LF conversion. */ |
| 496 setmode(0, O_BINARY); | |
| 497 #endif | |
| 498 } | |
| 499 else if (!read_buffer) | |
| 500 { | |
| 501 #ifdef USE_MCH_ACCESS | |
| 502 if ( | |
| 503 # ifdef UNIX | |
| 504 !(perm & 0222) || | |
| 505 # endif | |
| 506 mch_access((char *)fname, W_OK)) | |
| 507 file_readonly = TRUE; | |
| 508 fd = mch_open((char *)fname, O_RDONLY | O_EXTRA, 0); | |
| 509 #else | |
| 510 if (!newfile | |
| 511 || readonlymode | |
| 512 || (fd = mch_open((char *)fname, O_RDWR | O_EXTRA, 0)) < 0) | |
| 513 { | |
| 514 file_readonly = TRUE; | |
| 515 /* try to open ro */ | |
| 516 fd = mch_open((char *)fname, O_RDONLY | O_EXTRA, 0); | |
| 517 } | |
| 518 #endif | |
| 519 } | |
| 520 | |
| 521 if (fd < 0) /* cannot open at all */ | |
| 522 { | |
| 523 #ifndef UNIX | |
| 524 int isdir_f; | |
| 525 #endif | |
| 526 msg_scroll = msg_save; | |
| 527 #ifndef UNIX | |
| 528 /* | |
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529 * On Amiga we can't open a directory, check here. |
| 7 | 530 */ |
| 531 isdir_f = (mch_isdir(fname)); | |
| 532 perm = mch_getperm(fname); /* check if the file exists */ | |
| 533 if (isdir_f) | |
| 534 { | |
| 535 filemess(curbuf, sfname, (char_u *)_("is a directory"), 0); | |
| 536 curbuf->b_p_ro = TRUE; /* must use "w!" now */ | |
| 537 } | |
| 538 else | |
| 539 #endif | |
| 540 if (newfile) | |
| 541 { | |
|
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542 if (perm < 0 |
|
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|
543 #ifdef ENOENT |
|
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|
544 && errno == ENOENT |
|
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|
545 #endif |
|
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|
546 ) |
| 7 | 547 { |
| 548 /* | |
| 549 * Set the 'new-file' flag, so that when the file has | |
| 550 * been created by someone else, a ":w" will complain. | |
| 551 */ | |
| 552 curbuf->b_flags |= BF_NEW; | |
| 553 | |
| 554 /* Create a swap file now, so that other Vims are warned | |
| 555 * that we are editing this file. Don't do this for a | |
| 556 * "nofile" or "nowrite" buffer type. */ | |
| 557 #ifdef FEAT_QUICKFIX | |
| 558 if (!bt_dontwrite(curbuf)) | |
| 559 #endif | |
| 1834 | 560 { |
| 7 | 561 check_need_swap(newfile); |
| 1834 | 562 /* SwapExists autocommand may mess things up */ |
| 563 if (curbuf != old_curbuf | |
| 564 || (using_b_ffname | |
| 565 && (old_b_ffname != curbuf->b_ffname)) | |
| 566 || (using_b_fname | |
| 567 && (old_b_fname != curbuf->b_fname))) | |
| 568 { | |
|
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|
569 emsg(_(e_auchangedbuf)); |
| 1834 | 570 return FAIL; |
| 571 } | |
| 572 } | |
| 592 | 573 if (dir_of_file_exists(fname)) |
| 574 filemess(curbuf, sfname, (char_u *)_("[New File]"), 0); | |
| 575 else | |
| 576 filemess(curbuf, sfname, | |
| 577 (char_u *)_("[New DIRECTORY]"), 0); | |
| 7 | 578 #ifdef FEAT_VIMINFO |
| 579 /* Even though this is a new file, it might have been | |
| 580 * edited before and deleted. Get the old marks. */ | |
| 581 check_marks_read(); | |
| 582 #endif | |
|
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|
583 /* Set forced 'fileencoding'. */ |
|
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|
584 if (eap != NULL) |
|
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|
585 set_forced_fenc(eap); |
| 7 | 586 apply_autocmds_exarg(EVENT_BUFNEWFILE, sfname, sfname, |
| 587 FALSE, curbuf, eap); | |
| 588 /* remember the current fileformat */ | |
| 589 save_file_ff(curbuf); | |
| 590 | |
|
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|
591 #if defined(FEAT_EVAL) |
| 7 | 592 if (aborting()) /* autocmds may abort script processing */ |
| 593 return FAIL; | |
| 594 #endif | |
| 595 return OK; /* a new file is not an error */ | |
| 596 } | |
| 597 else | |
| 598 { | |
| 550 | 599 filemess(curbuf, sfname, (char_u *)( |
| 600 # ifdef EFBIG | |
| 601 (errno == EFBIG) ? _("[File too big]") : | |
| 602 # endif | |
|
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|
603 # ifdef EOVERFLOW |
|
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|
604 (errno == EOVERFLOW) ? _("[File too big]") : |
|
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|
605 # endif |
| 550 | 606 _("[Permission Denied]")), 0); |
| 7 | 607 curbuf->b_p_ro = TRUE; /* must use "w!" now */ |
| 608 } | |
| 609 } | |
| 610 | |
| 611 return FAIL; | |
| 612 } | |
| 613 | |
| 614 /* | |
| 615 * Only set the 'ro' flag for readonly files the first time they are | |
| 616 * loaded. Help files always get readonly mode | |
| 617 */ | |
| 618 if ((check_readonly && file_readonly) || curbuf->b_help) | |
| 619 curbuf->b_p_ro = TRUE; | |
| 620 | |
| 819 | 621 if (set_options) |
| 7 | 622 { |
| 1486 | 623 /* Don't change 'eol' if reading from buffer as it will already be |
| 624 * correctly set when reading stdin. */ | |
| 625 if (!read_buffer) | |
| 626 { | |
| 627 curbuf->b_p_eol = TRUE; | |
| 628 curbuf->b_start_eol = TRUE; | |
| 629 } | |
| 7 | 630 curbuf->b_p_bomb = FALSE; |
| 1352 | 631 curbuf->b_start_bomb = FALSE; |
| 7 | 632 } |
| 633 | |
| 634 /* Create a swap file now, so that other Vims are warned that we are | |
| 635 * editing this file. | |
| 636 * Don't do this for a "nofile" or "nowrite" buffer type. */ | |
| 637 #ifdef FEAT_QUICKFIX | |
| 638 if (!bt_dontwrite(curbuf)) | |
| 639 #endif | |
| 640 { | |
| 641 check_need_swap(newfile); | |
| 1834 | 642 if (!read_stdin && (curbuf != old_curbuf |
| 643 || (using_b_ffname && (old_b_ffname != curbuf->b_ffname)) | |
| 644 || (using_b_fname && (old_b_fname != curbuf->b_fname)))) | |
| 645 { | |
|
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|
646 emsg(_(e_auchangedbuf)); |
| 1834 | 647 if (!read_buffer) |
| 648 close(fd); | |
| 649 return FAIL; | |
| 650 } | |
| 7 | 651 #ifdef UNIX |
| 652 /* Set swap file protection bits after creating it. */ | |
| 1918 | 653 if (swap_mode > 0 && curbuf->b_ml.ml_mfp != NULL |
| 654 && curbuf->b_ml.ml_mfp->mf_fname != NULL) | |
|
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|
655 { |
|
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|
656 char_u *swap_fname = curbuf->b_ml.ml_mfp->mf_fname; |
|
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657 |
|
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|
658 /* |
|
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659 * If the group-read bit is set but not the world-read bit, then |
|
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|
660 * the group must be equal to the group of the original file. If |
|
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|
661 * we can't make that happen then reset the group-read bit. This |
|
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662 * avoids making the swap file readable to more users when the |
|
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663 * primary group of the user is too permissive. |
|
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|
664 */ |
|
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665 if ((swap_mode & 044) == 040) |
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666 { |
|
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667 stat_T swap_st; |
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|
668 |
|
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669 if (mch_stat((char *)swap_fname, &swap_st) >= 0 |
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670 && st.st_gid != swap_st.st_gid |
|
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671 # ifdef HAVE_FCHOWN |
|
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672 && fchown(curbuf->b_ml.ml_mfp->mf_fd, -1, st.st_gid) |
|
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673 == -1 |
|
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674 # endif |
|
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675 ) |
|
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676 swap_mode &= 0600; |
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677 } |
|
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|
678 |
|
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|
679 (void)mch_setperm(swap_fname, (long)swap_mode); |
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|
680 } |
| 7 | 681 #endif |
| 682 } | |
| 683 | |
|
16453
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patch 8.1.1231: asking about existing swap file unnecessarily
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changeset
|
684 // If "Quit" selected at ATTENTION dialog, don't load the file |
| 7 | 685 if (swap_exists_action == SEA_QUIT) |
| 686 { | |
| 687 if (!read_buffer && !read_stdin) | |
| 688 close(fd); | |
| 689 return FAIL; | |
| 690 } | |
| 691 | |
| 692 ++no_wait_return; /* don't wait for return yet */ | |
| 693 | |
| 694 /* | |
| 695 * Set '[ mark to the line above where the lines go (line 1 if zero). | |
| 696 */ | |
| 697 curbuf->b_op_start.lnum = ((from == 0) ? 1 : from); | |
| 698 curbuf->b_op_start.col = 0; | |
| 699 | |
|
10668
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|
700 try_mac = (vim_strchr(p_ffs, 'm') != NULL); |
|
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changeset
|
701 try_dos = (vim_strchr(p_ffs, 'd') != NULL); |
|
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patch 8.0.0224: change to 'fileformats' from autocmd does not take effect
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changeset
|
702 try_unix = (vim_strchr(p_ffs, 'x') != NULL); |
|
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changeset
|
703 |
| 7 | 704 if (!read_buffer) |
| 705 { | |
| 706 int m = msg_scroll; | |
| 707 int n = msg_scrolled; | |
| 708 | |
| 709 /* | |
| 710 * The file must be closed again, the autocommands may want to change | |
| 711 * the file before reading it. | |
| 712 */ | |
| 713 if (!read_stdin) | |
| 714 close(fd); /* ignore errors */ | |
| 715 | |
| 716 /* | |
| 717 * The output from the autocommands should not overwrite anything and | |
| 718 * should not be overwritten: Set msg_scroll, restore its value if no | |
| 719 * output was done. | |
| 720 */ | |
| 721 msg_scroll = TRUE; | |
| 722 if (filtering) | |
| 723 apply_autocmds_exarg(EVENT_FILTERREADPRE, NULL, sfname, | |
| 724 FALSE, curbuf, eap); | |
| 725 else if (read_stdin) | |
| 726 apply_autocmds_exarg(EVENT_STDINREADPRE, NULL, sfname, | |
| 727 FALSE, curbuf, eap); | |
| 728 else if (newfile) | |
| 729 apply_autocmds_exarg(EVENT_BUFREADPRE, NULL, sfname, | |
| 730 FALSE, curbuf, eap); | |
| 731 else | |
| 732 apply_autocmds_exarg(EVENT_FILEREADPRE, sfname, sfname, | |
| 733 FALSE, NULL, eap); | |
|
10668
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changeset
|
734 /* autocommands may have changed it */ |
|
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Christian Brabandt <cb@256bit.org>
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changeset
|
735 try_mac = (vim_strchr(p_ffs, 'm') != NULL); |
|
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changeset
|
736 try_dos = (vim_strchr(p_ffs, 'd') != NULL); |
|
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patch 8.0.0224: change to 'fileformats' from autocmd does not take effect
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diff
changeset
|
737 try_unix = (vim_strchr(p_ffs, 'x') != NULL); |
|
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Christian Brabandt <cb@256bit.org>
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changeset
|
738 |
| 7 | 739 if (msg_scrolled == n) |
| 740 msg_scroll = m; | |
| 741 | |
| 742 #ifdef FEAT_EVAL | |
| 743 if (aborting()) /* autocmds may abort script processing */ | |
| 744 { | |
| 745 --no_wait_return; | |
| 746 msg_scroll = msg_save; | |
| 747 curbuf->b_p_ro = TRUE; /* must use "w!" now */ | |
| 748 return FAIL; | |
| 749 } | |
| 750 #endif | |
| 751 /* | |
| 752 * Don't allow the autocommands to change the current buffer. | |
| 753 * Try to re-open the file. | |
| 1834 | 754 * |
| 755 * Don't allow the autocommands to change the buffer name either | |
| 756 * (cd for example) if it invalidates fname or sfname. | |
| 7 | 757 */ |
| 758 if (!read_stdin && (curbuf != old_curbuf | |
| 1834 | 759 || (using_b_ffname && (old_b_ffname != curbuf->b_ffname)) |
| 760 || (using_b_fname && (old_b_fname != curbuf->b_fname)) | |
| 7 | 761 || (fd = mch_open((char *)fname, O_RDONLY | O_EXTRA, 0)) < 0)) |
| 762 { | |
| 763 --no_wait_return; | |
| 764 msg_scroll = msg_save; | |
| 765 if (fd < 0) | |
|
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changeset
|
766 emsg(_("E200: *ReadPre autocommands made the file unreadable")); |
| 7 | 767 else |
|
15470
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changeset
|
768 emsg(_("E201: *ReadPre autocommands must not change current buffer")); |
| 7 | 769 curbuf->b_p_ro = TRUE; /* must use "w!" now */ |
| 770 return FAIL; | |
| 771 } | |
| 772 } | |
| 773 | |
| 774 /* Autocommands may add lines to the file, need to check if it is empty */ | |
| 775 wasempty = (curbuf->b_ml.ml_flags & ML_EMPTY); | |
| 776 | |
| 777 if (!recoverymode && !filtering && !(flags & READ_DUMMY)) | |
| 778 { | |
| 779 /* | |
| 780 * Show the user that we are busy reading the input. Sometimes this | |
| 781 * may take a while. When reading from stdin another program may | |
| 782 * still be running, don't move the cursor to the last line, unless | |
| 783 * always using the GUI. | |
| 784 */ | |
| 785 if (read_stdin) | |
| 786 { | |
|
12863
e7ec107f6354
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changeset
|
787 if (!is_not_a_term()) |
|
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Christian Brabandt <cb@256bit.org>
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changeset
|
788 { |
| 7 | 789 #ifndef ALWAYS_USE_GUI |
|
16451
7ae2396cef62
patch 8.1.1230: a lot of code is shared between vim.exe and gvim.exe
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diff
changeset
|
790 # ifdef VIMDLL |
|
7ae2396cef62
patch 8.1.1230: a lot of code is shared between vim.exe and gvim.exe
Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
791 if (!gui.in_use) |
|
7ae2396cef62
patch 8.1.1230: a lot of code is shared between vim.exe and gvim.exe
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diff
changeset
|
792 # endif |
|
7ae2396cef62
patch 8.1.1230: a lot of code is shared between vim.exe and gvim.exe
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diff
changeset
|
793 mch_msg(_("Vim: Reading from stdin...\n")); |
| 7 | 794 #endif |
| 795 #ifdef FEAT_GUI | |
|
12863
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diff
changeset
|
796 /* Also write a message in the GUI window, if there is one. */ |
|
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Christian Brabandt <cb@256bit.org>
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changeset
|
797 if (gui.in_use && !gui.dying && !gui.starting) |
|
e7ec107f6354
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diff
changeset
|
798 { |
|
e7ec107f6354
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diff
changeset
|
799 p = (char_u *)_("Reading from stdin..."); |
|
e7ec107f6354
patch 8.0.1308: the "Reading from stdin" message may be undesired
Christian Brabandt <cb@256bit.org>
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diff
changeset
|
800 gui_write(p, (int)STRLEN(p)); |
|
e7ec107f6354
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12861
diff
changeset
|
801 } |
|
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Christian Brabandt <cb@256bit.org>
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diff
changeset
|
802 #endif |
|
e7ec107f6354
patch 8.0.1308: the "Reading from stdin" message may be undesired
Christian Brabandt <cb@256bit.org>
parents:
12861
diff
changeset
|
803 } |
| 7 | 804 } |
| 805 else if (!read_buffer) | |
| 806 filemess(curbuf, sfname, (char_u *)"", 0); | |
| 807 } | |
| 808 | |
| 809 msg_scroll = FALSE; /* overwrite the file message */ | |
| 810 | |
| 811 /* | |
| 812 * Set linecnt now, before the "retry" caused by a wrong guess for | |
| 813 * fileformat, and after the autocommands, which may change them. | |
| 814 */ | |
| 815 linecnt = curbuf->b_ml.ml_line_count; | |
| 816 | |
| 595 | 817 /* "++bad=" argument. */ |
| 818 if (eap != NULL && eap->bad_char != 0) | |
| 612 | 819 { |
| 595 | 820 bad_char_behavior = eap->bad_char; |
| 819 | 821 if (set_options) |
| 612 | 822 curbuf->b_bad_char = eap->bad_char; |
| 823 } | |
| 824 else | |
| 825 curbuf->b_bad_char = 0; | |
| 595 | 826 |
| 7 | 827 /* |
| 595 | 828 * Decide which 'encoding' to use or use first. |
| 7 | 829 */ |
| 830 if (eap != NULL && eap->force_enc != 0) | |
| 831 { | |
| 832 fenc = enc_canonize(eap->cmd + eap->force_enc); | |
| 833 fenc_alloced = TRUE; | |
| 595 | 834 keep_dest_enc = TRUE; |
| 7 | 835 } |
| 836 else if (curbuf->b_p_bin) | |
| 837 { | |
| 838 fenc = (char_u *)""; /* binary: don't convert */ | |
| 839 fenc_alloced = FALSE; | |
| 840 } | |
| 841 else if (curbuf->b_help) | |
| 842 { | |
| 843 char_u firstline[80]; | |
| 301 | 844 int fc; |
| 7 | 845 |
| 846 /* Help files are either utf-8 or latin1. Try utf-8 first, if this | |
| 847 * fails it must be latin1. | |
| 848 * Always do this when 'encoding' is "utf-8". Otherwise only do | |
| 849 * this when needed to avoid [converted] remarks all the time. | |
| 850 * It is needed when the first line contains non-ASCII characters. | |
| 851 * That is only in *.??x files. */ | |
| 852 fenc = (char_u *)"latin1"; | |
| 853 c = enc_utf8; | |
| 301 | 854 if (!c && !read_stdin) |
| 855 { | |
| 856 fc = fname[STRLEN(fname) - 1]; | |
| 857 if (TOLOWER_ASC(fc) == 'x') | |
| 858 { | |
| 859 /* Read the first line (and a bit more). Immediately rewind to | |
| 860 * the start of the file. If the read() fails "len" is -1. */ | |
| 2664 | 861 len = read_eintr(fd, firstline, 80); |
|
9387
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commit https://github.com/vim/vim/commit/8767f52fbfd4f053ce00a978227c95f1d7d323fe
Christian Brabandt <cb@256bit.org>
parents:
9291
diff
changeset
|
862 vim_lseek(fd, (off_T)0L, SEEK_SET); |
| 301 | 863 for (p = firstline; p < firstline + len; ++p) |
| 864 if (*p >= 0x80) | |
| 865 { | |
| 866 c = TRUE; | |
| 867 break; | |
| 868 } | |
| 869 } | |
| 7 | 870 } |
| 871 | |
| 872 if (c) | |
| 873 { | |
| 874 fenc_next = fenc; | |
| 875 fenc = (char_u *)"utf-8"; | |
| 876 | |
| 877 /* When the file is utf-8 but a character doesn't fit in | |
| 878 * 'encoding' don't retry. In help text editing utf-8 bytes | |
| 879 * doesn't make sense. */ | |
| 844 | 880 if (!enc_utf8) |
| 881 keep_dest_enc = TRUE; | |
| 7 | 882 } |
| 883 fenc_alloced = FALSE; | |
| 884 } | |
| 885 else if (*p_fencs == NUL) | |
| 886 { | |
| 887 fenc = curbuf->b_p_fenc; /* use format from buffer */ | |
| 888 fenc_alloced = FALSE; | |
| 889 } | |
| 890 else | |
| 891 { | |
| 892 fenc_next = p_fencs; /* try items in 'fileencodings' */ | |
|
17692
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patch 8.1.1843: might be freeing memory that was not allocated
Bram Moolenaar <Bram@vim.org>
parents:
17584
diff
changeset
|
893 fenc = next_fenc(&fenc_next, &fenc_alloced); |
| 7 | 894 } |
| 895 | |
| 896 /* | |
| 897 * Jump back here to retry reading the file in different ways. | |
| 898 * Reasons to retry: | |
| 899 * - encoding conversion failed: try another one from "fenc_next" | |
| 900 * - BOM detected and fenc was set, need to setup conversion | |
| 901 * - "fileformat" check failed: try another | |
| 902 * | |
| 903 * Variables set for special retry actions: | |
| 904 * "file_rewind" Rewind the file to start reading it again. | |
| 905 * "advance_fenc" Advance "fenc" using "fenc_next". | |
| 906 * "skip_read" Re-use already read bytes (BOM detected). | |
| 907 * "did_iconv" iconv() conversion failed, try 'charconvert'. | |
| 908 * "keep_fileformat" Don't reset "fileformat". | |
| 909 * | |
| 910 * Other status indicators: | |
| 911 * "tmpname" When != NULL did conversion with 'charconvert'. | |
| 912 * Output file has to be deleted afterwards. | |
| 913 * "iconv_fd" When != -1 did conversion with iconv(). | |
| 914 */ | |
| 915 retry: | |
| 916 | |
| 917 if (file_rewind) | |
| 918 { | |
| 919 if (read_buffer) | |
| 920 { | |
| 921 read_buf_lnum = 1; | |
| 922 read_buf_col = 0; | |
| 923 } | |
|
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commit https://github.com/vim/vim/commit/8767f52fbfd4f053ce00a978227c95f1d7d323fe
Christian Brabandt <cb@256bit.org>
parents:
9291
diff
changeset
|
924 else if (read_stdin || vim_lseek(fd, (off_T)0L, SEEK_SET) != 0) |
| 7 | 925 { |
| 926 /* Can't rewind the file, give up. */ | |
| 927 error = TRUE; | |
| 928 goto failed; | |
| 929 } | |
| 930 /* Delete the previously read lines. */ | |
| 931 while (lnum > from) | |
| 932 ml_delete(lnum--, FALSE); | |
| 933 file_rewind = FALSE; | |
| 819 | 934 if (set_options) |
| 1352 | 935 { |
| 7 | 936 curbuf->b_p_bomb = FALSE; |
| 1352 | 937 curbuf->b_start_bomb = FALSE; |
| 938 } | |
| 595 | 939 conv_error = 0; |
| 7 | 940 } |
| 941 | |
| 942 /* | |
| 943 * When retrying with another "fenc" and the first time "fileformat" | |
| 944 * will be reset. | |
| 945 */ | |
| 946 if (keep_fileformat) | |
| 947 keep_fileformat = FALSE; | |
| 948 else | |
| 949 { | |
| 950 if (eap != NULL && eap->force_ff != 0) | |
| 1742 | 951 { |
| 7 | 952 fileformat = get_fileformat_force(curbuf, eap); |
| 1742 | 953 try_unix = try_dos = try_mac = FALSE; |
| 954 } | |
| 7 | 955 else if (curbuf->b_p_bin) |
| 956 fileformat = EOL_UNIX; /* binary: use Unix format */ | |
| 957 else if (*p_ffs == NUL) | |
| 958 fileformat = get_fileformat(curbuf);/* use format from buffer */ | |
| 959 else | |
| 960 fileformat = EOL_UNKNOWN; /* detect from file */ | |
| 961 } | |
| 962 | |
|
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patch 8.1.0805: too many #ifdefs
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parents:
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diff
changeset
|
963 #ifdef USE_ICONV |
| 7 | 964 if (iconv_fd != (iconv_t)-1) |
| 965 { | |
| 966 /* aborted conversion with iconv(), close the descriptor */ | |
| 967 iconv_close(iconv_fd); | |
| 968 iconv_fd = (iconv_t)-1; | |
| 969 } | |
|
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parents:
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diff
changeset
|
970 #endif |
| 7 | 971 |
| 972 if (advance_fenc) | |
| 973 { | |
| 974 /* | |
| 975 * Try the next entry in 'fileencodings'. | |
| 976 */ | |
| 977 advance_fenc = FALSE; | |
| 978 | |
| 979 if (eap != NULL && eap->force_enc != 0) | |
| 980 { | |
| 981 /* Conversion given with "++cc=" wasn't possible, read | |
| 982 * without conversion. */ | |
| 983 notconverted = TRUE; | |
| 595 | 984 conv_error = 0; |
| 7 | 985 if (fenc_alloced) |
| 986 vim_free(fenc); | |
| 987 fenc = (char_u *)""; | |
| 988 fenc_alloced = FALSE; | |
| 989 } | |
| 990 else | |
| 991 { | |
| 992 if (fenc_alloced) | |
| 993 vim_free(fenc); | |
| 994 if (fenc_next != NULL) | |
| 995 { | |
|
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patch 8.1.1843: might be freeing memory that was not allocated
Bram Moolenaar <Bram@vim.org>
parents:
17584
diff
changeset
|
996 fenc = next_fenc(&fenc_next, &fenc_alloced); |
| 7 | 997 } |
| 998 else | |
| 999 { | |
| 1000 fenc = (char_u *)""; | |
| 1001 fenc_alloced = FALSE; | |
| 1002 } | |
| 1003 } | |
| 1004 if (tmpname != NULL) | |
| 1005 { | |
| 1006 mch_remove(tmpname); /* delete converted file */ | |
|
13244
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patch 8.0.1496: clearing a pointer takes two lines
Christian Brabandt <cb@256bit.org>
parents:
13240
diff
changeset
|
1007 VIM_CLEAR(tmpname); |
| 7 | 1008 } |
| 1009 } | |
| 1010 | |
| 1011 /* | |
| 1948 | 1012 * Conversion may be required when the encoding of the file is different |
| 1013 * from 'encoding' or 'encoding' is UTF-16, UCS-2 or UCS-4. | |
| 7 | 1014 */ |
| 1015 fio_flags = 0; | |
| 1948 | 1016 converted = need_conversion(fenc); |
| 1017 if (converted) | |
| 7 | 1018 { |
| 1019 | |
| 1020 /* "ucs-bom" means we need to check the first bytes of the file | |
| 1021 * for a BOM. */ | |
| 1022 if (STRCMP(fenc, ENC_UCSBOM) == 0) | |
| 1023 fio_flags = FIO_UCSBOM; | |
| 1024 | |
| 1025 /* | |
| 1026 * Check if UCS-2/4 or Latin1 to UTF-8 conversion needs to be | |
| 1027 * done. This is handled below after read(). Prepare the | |
| 1028 * fio_flags to avoid having to parse the string each time. | |
| 1029 * Also check for Unicode to Latin1 conversion, because iconv() | |
| 1030 * appears not to handle this correctly. This works just like | |
| 1031 * conversion to UTF-8 except how the resulting character is put in | |
| 1032 * the buffer. | |
| 1033 */ | |
| 1034 else if (enc_utf8 || STRCMP(p_enc, "latin1") == 0) | |
| 1035 fio_flags = get_fio_flags(fenc); | |
| 1036 | |
|
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patch 8.1.0941: macros for MS-Windows are inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
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diff
changeset
|
1037 #ifdef MSWIN |
| 7 | 1038 /* |
| 1039 * Conversion from an MS-Windows codepage to UTF-8 or another codepage | |
| 1040 * is handled with MultiByteToWideChar(). | |
| 1041 */ | |
| 1042 if (fio_flags == 0) | |
| 1043 fio_flags = get_win_fio_flags(fenc); | |
|
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parents:
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diff
changeset
|
1044 #endif |
|
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parents:
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diff
changeset
|
1045 |
|
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patch 8.1.0805: too many #ifdefs
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parents:
15555
diff
changeset
|
1046 #ifdef MACOS_CONVERT |
| 7 | 1047 /* Conversion from Apple MacRoman to latin1 or UTF-8 */ |
| 1048 if (fio_flags == 0) | |
| 1049 fio_flags = get_mac_fio_flags(fenc); | |
|
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parents:
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diff
changeset
|
1050 #endif |
|
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Bram Moolenaar <Bram@vim.org>
parents:
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diff
changeset
|
1051 |
|
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patch 8.1.0805: too many #ifdefs
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parents:
15555
diff
changeset
|
1052 #ifdef USE_ICONV |
| 7 | 1053 /* |
| 1054 * Try using iconv() if we can't convert internally. | |
| 1055 */ | |
| 1056 if (fio_flags == 0 | |
|
15595
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patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
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diff
changeset
|
1057 # ifdef FEAT_EVAL |
| 7 | 1058 && !did_iconv |
|
15595
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patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
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diff
changeset
|
1059 # endif |
| 7 | 1060 ) |
| 1061 iconv_fd = (iconv_t)my_iconv_open( | |
| 1062 enc_utf8 ? (char_u *)"utf-8" : p_enc, fenc); | |
|
15595
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patch 8.1.0805: too many #ifdefs
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parents:
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diff
changeset
|
1063 #endif |
|
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patch 8.1.0805: too many #ifdefs
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parents:
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diff
changeset
|
1064 |
|
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patch 8.1.0805: too many #ifdefs
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parents:
15555
diff
changeset
|
1065 #ifdef FEAT_EVAL |
| 7 | 1066 /* |
| 1067 * Use the 'charconvert' expression when conversion is required | |
| 1068 * and we can't do it internally or with iconv(). | |
| 1069 */ | |
| 1070 if (fio_flags == 0 && !read_stdin && !read_buffer && *p_ccv != NUL | |
|
9828
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Christian Brabandt <cb@256bit.org>
parents:
9682
diff
changeset
|
1071 && !read_fifo |
|
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
1072 # ifdef USE_ICONV |
| 7 | 1073 && iconv_fd == (iconv_t)-1 |
|
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
1074 # endif |
| 7 | 1075 ) |
| 1076 { | |
|
15595
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patch 8.1.0805: too many #ifdefs
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parents:
15555
diff
changeset
|
1077 # ifdef USE_ICONV |
| 7 | 1078 did_iconv = FALSE; |
|
15595
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patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
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diff
changeset
|
1079 # endif |
| 7 | 1080 /* Skip conversion when it's already done (retry for wrong |
| 1081 * "fileformat"). */ | |
| 1082 if (tmpname == NULL) | |
| 1083 { | |
| 1084 tmpname = readfile_charconvert(fname, fenc, &fd); | |
| 1085 if (tmpname == NULL) | |
| 1086 { | |
| 1087 /* Conversion failed. Try another one. */ | |
| 1088 advance_fenc = TRUE; | |
| 1089 if (fd < 0) | |
| 1090 { | |
| 1091 /* Re-opening the original file failed! */ | |
|
15470
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patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15442
diff
changeset
|
1092 emsg(_("E202: Conversion made file unreadable!")); |
| 7 | 1093 error = TRUE; |
| 1094 goto failed; | |
| 1095 } | |
| 1096 goto retry; | |
| 1097 } | |
| 1098 } | |
| 1099 } | |
| 1100 else | |
|
15595
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parents:
15555
diff
changeset
|
1101 #endif |
| 7 | 1102 { |
| 1103 if (fio_flags == 0 | |
|
15595
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patch 8.1.0805: too many #ifdefs
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parents:
15555
diff
changeset
|
1104 #ifdef USE_ICONV |
| 7 | 1105 && iconv_fd == (iconv_t)-1 |
|
15595
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patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
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diff
changeset
|
1106 #endif |
| 7 | 1107 ) |
| 1108 { | |
| 1109 /* Conversion wanted but we can't. | |
| 1110 * Try the next conversion in 'fileencodings' */ | |
| 1111 advance_fenc = TRUE; | |
| 1112 goto retry; | |
| 1113 } | |
| 1114 } | |
| 1115 } | |
| 1116 | |
| 595 | 1117 /* Set "can_retry" when it's possible to rewind the file and try with |
| 7 | 1118 * another "fenc" value. It's FALSE when no other "fenc" to try, reading |
| 595 | 1119 * stdin or fixed at a specific encoding. */ |
|
9828
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commit https://github.com/vim/vim/commit/f71d7b9ee5ceba75f70c30845332ddd728fd16c6
Christian Brabandt <cb@256bit.org>
parents:
9682
diff
changeset
|
1120 can_retry = (*fenc != NUL && !read_stdin && !read_fifo && !keep_dest_enc); |
| 7 | 1121 |
| 1122 if (!skip_read) | |
| 1123 { | |
| 1124 linerest = 0; | |
| 1125 filesize = 0; | |
| 1126 skip_count = lines_to_skip; | |
| 1127 read_count = lines_to_read; | |
| 1128 conv_restlen = 0; | |
|
2214
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Included patch for persistent undo. Lots of changes and added test.
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parents:
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diff
changeset
|
1129 #ifdef FEAT_PERSISTENT_UNDO |
|
2394
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Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2360
diff
changeset
|
1130 read_undo_file = (newfile && (flags & READ_KEEP_UNDO) == 0 |
|
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2360
diff
changeset
|
1131 && curbuf->b_ffname != NULL |
|
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2360
diff
changeset
|
1132 && curbuf->b_p_udf |
|
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2360
diff
changeset
|
1133 && !filtering |
|
9828
e84e45786691
commit https://github.com/vim/vim/commit/f71d7b9ee5ceba75f70c30845332ddd728fd16c6
Christian Brabandt <cb@256bit.org>
parents:
9682
diff
changeset
|
1134 && !read_fifo |
|
2394
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2360
diff
changeset
|
1135 && !read_stdin |
|
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2360
diff
changeset
|
1136 && !read_buffer); |
|
2214
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
1137 if (read_undo_file) |
|
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
1138 sha256_start(&sha_ctx); |
|
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
1139 #endif |
| 6122 | 1140 #ifdef FEAT_CRYPT |
| 1141 if (curbuf->b_cryptstate != NULL) | |
| 1142 { | |
| 1143 /* Need to free the state, but keep the key, don't want to ask for | |
| 1144 * it again. */ | |
| 1145 crypt_free_state(curbuf->b_cryptstate); | |
| 1146 curbuf->b_cryptstate = NULL; | |
| 1147 } | |
| 1148 #endif | |
| 7 | 1149 } |
| 1150 | |
| 1151 while (!error && !got_int) | |
| 1152 { | |
| 1153 /* | |
| 1154 * We allocate as much space for the file as we can get, plus | |
| 1155 * space for the old line plus room for one terminating NUL. | |
| 1156 * The amount is limited by the fact that read() only can read | |
| 1157 * upto max_unsigned characters (and other things). | |
| 1158 */ | |
|
13804
8a35543f5f97
patch 8.0.1774: reading very long lines can be slow
Christian Brabandt <cb@256bit.org>
parents:
13762
diff
changeset
|
1159 if (!skip_read) |
|
8a35543f5f97
patch 8.0.1774: reading very long lines can be slow
Christian Brabandt <cb@256bit.org>
parents:
13762
diff
changeset
|
1160 { |
|
15607
2dcaa860e3fc
patch 8.1.0811: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15595
diff
changeset
|
1161 #if defined(SSIZE_MAX) && (SSIZE_MAX < 0x10000L) |
|
13804
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patch 8.0.1774: reading very long lines can be slow
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diff
changeset
|
1162 size = SSIZE_MAX; /* use max I/O size, 52K */ |
|
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patch 8.1.0811: too many #ifdefs
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changeset
|
1163 #else |
|
13804
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patch 8.0.1774: reading very long lines can be slow
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1164 /* Use buffer >= 64K. Add linerest to double the size if the |
|
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patch 8.0.1774: reading very long lines can be slow
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diff
changeset
|
1165 * line gets very long, to avoid a lot of copying. But don't |
|
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diff
changeset
|
1166 * read more than 1 Mbyte at a time, so we can be interrupted. |
|
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|
1167 */ |
|
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patch 8.0.1774: reading very long lines can be slow
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1168 size = 0x10000L + linerest; |
|
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changeset
|
1169 if (size > 0x100000L) |
|
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|
1170 size = 0x100000L; |
|
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patch 8.0.1774: reading very long lines can be slow
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|
1171 #endif |
|
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patch 8.0.1774: reading very long lines can be slow
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changeset
|
1172 } |
|
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patch 8.0.1774: reading very long lines can be slow
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changeset
|
1173 |
|
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patch 8.0.1774: reading very long lines can be slow
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1174 /* Protect against the argument of lalloc() going negative. */ |
|
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changeset
|
1175 if (size < 0 || size + linerest + 1 < 0 || linerest >= MAXCOL) |
| 7 | 1176 { |
| 1177 ++split; | |
| 1178 *ptr = NL; /* split line by inserting a NL */ | |
| 1179 size = 1; | |
| 1180 } | |
| 1181 else | |
| 1182 { | |
| 1183 if (!skip_read) | |
| 1184 { | |
| 836 | 1185 for ( ; size >= 10; size = (long)((long_u)size >> 1)) |
| 7 | 1186 { |
|
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patch 8.1.1386: unessesary type casts for lalloc()
Bram Moolenaar <Bram@vim.org>
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changeset
|
1187 if ((new_buffer = lalloc(size + linerest + 1, |
| 7 | 1188 FALSE)) != NULL) |
| 1189 break; | |
| 1190 } | |
| 1191 if (new_buffer == NULL) | |
| 1192 { | |
| 1193 do_outofmem_msg((long_u)(size * 2 + linerest + 1)); | |
| 1194 error = TRUE; | |
| 1195 break; | |
| 1196 } | |
| 1197 if (linerest) /* copy characters from the previous buffer */ | |
| 1198 mch_memmove(new_buffer, ptr - linerest, (size_t)linerest); | |
| 1199 vim_free(buffer); | |
| 1200 buffer = new_buffer; | |
| 1201 ptr = buffer + linerest; | |
| 1202 line_start = buffer; | |
| 1203 | |
| 1204 /* May need room to translate into. | |
| 1205 * For iconv() we don't really know the required space, use a | |
| 1206 * factor ICONV_MULT. | |
| 1207 * latin1 to utf-8: 1 byte becomes up to 2 bytes | |
| 1208 * utf-16 to utf-8: 2 bytes become up to 3 bytes, 4 bytes | |
| 1209 * become up to 4 bytes, size must be multiple of 2 | |
| 1210 * ucs-2 to utf-8: 2 bytes become up to 3 bytes, size must be | |
| 1211 * multiple of 2 | |
| 1212 * ucs-4 to utf-8: 4 bytes become up to 6 bytes, size must be | |
| 1213 * multiple of 4 */ | |
| 835 | 1214 real_size = (int)size; |
|
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changeset
|
1215 #ifdef USE_ICONV |
| 7 | 1216 if (iconv_fd != (iconv_t)-1) |
| 1217 size = size / ICONV_MULT; | |
| 1218 else | |
|
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changeset
|
1219 #endif |
| 7 | 1220 if (fio_flags & FIO_LATIN1) |
| 1221 size = size / 2; | |
| 1222 else if (fio_flags & (FIO_UCS2 | FIO_UTF16)) | |
| 1223 size = (size * 2 / 3) & ~1; | |
| 1224 else if (fio_flags & FIO_UCS4) | |
| 1225 size = (size * 2 / 3) & ~3; | |
| 1226 else if (fio_flags == FIO_UCSBOM) | |
| 1227 size = size / ICONV_MULT; /* worst case */ | |
|
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patch 8.1.0941: macros for MS-Windows are inconsistent
Bram Moolenaar <Bram@vim.org>
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changeset
|
1228 #ifdef MSWIN |
| 7 | 1229 else if (fio_flags & FIO_CODEPAGE) |
| 1230 size = size / ICONV_MULT; /* also worst case */ | |
|
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1231 #endif |
|
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changeset
|
1232 #ifdef MACOS_CONVERT |
| 7 | 1233 else if (fio_flags & FIO_MACROMAN) |
| 1234 size = size / ICONV_MULT; /* also worst case */ | |
|
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|
1235 #endif |
|
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|
1236 |
| 7 | 1237 if (conv_restlen > 0) |
| 1238 { | |
| 1239 /* Insert unconverted bytes from previous line. */ | |
| 1240 mch_memmove(ptr, conv_rest, conv_restlen); | |
| 1241 ptr += conv_restlen; | |
| 1242 size -= conv_restlen; | |
| 1243 } | |
| 1244 | |
| 1245 if (read_buffer) | |
| 1246 { | |
| 1247 /* | |
| 1248 * Read bytes from curbuf. Used for converting text read | |
| 1249 * from stdin. | |
| 1250 */ | |
| 1251 if (read_buf_lnum > from) | |
| 1252 size = 0; | |
| 1253 else | |
| 1254 { | |
| 1255 int n, ni; | |
| 1256 long tlen; | |
| 1257 | |
| 1258 tlen = 0; | |
| 1259 for (;;) | |
| 1260 { | |
| 1261 p = ml_get(read_buf_lnum) + read_buf_col; | |
| 1262 n = (int)STRLEN(p); | |
| 1263 if ((int)tlen + n + 1 > size) | |
| 1264 { | |
| 1265 /* Filled up to "size", append partial line. | |
| 1266 * Change NL to NUL to reverse the effect done | |
| 1267 * below. */ | |
| 835 | 1268 n = (int)(size - tlen); |
| 7 | 1269 for (ni = 0; ni < n; ++ni) |
| 1270 { | |
| 1271 if (p[ni] == NL) | |
| 1272 ptr[tlen++] = NUL; | |
| 1273 else | |
| 1274 ptr[tlen++] = p[ni]; | |
| 1275 } | |
| 1276 read_buf_col += n; | |
| 1277 break; | |
| 1278 } | |
| 1279 else | |
| 1280 { | |
| 1281 /* Append whole line and new-line. Change NL | |
| 1282 * to NUL to reverse the effect done below. */ | |
| 1283 for (ni = 0; ni < n; ++ni) | |
| 1284 { | |
| 1285 if (p[ni] == NL) | |
| 1286 ptr[tlen++] = NUL; | |
| 1287 else | |
| 1288 ptr[tlen++] = p[ni]; | |
| 1289 } | |
| 1290 ptr[tlen++] = NL; | |
| 1291 read_buf_col = 0; | |
| 1292 if (++read_buf_lnum > from) | |
| 1293 { | |
| 1294 /* When the last line didn't have an | |
| 1295 * end-of-line don't add it now either. */ | |
| 1296 if (!curbuf->b_p_eol) | |
| 1297 --tlen; | |
| 1298 size = tlen; | |
| 1299 break; | |
| 1300 } | |
| 1301 } | |
| 1302 } | |
| 1303 } | |
| 1304 } | |
| 1305 else | |
| 1306 { | |
| 1307 /* | |
| 1308 * Read bytes from the file. | |
| 1309 */ | |
| 2664 | 1310 size = read_eintr(fd, ptr, size); |
| 7 | 1311 } |
| 1312 | |
| 6122 | 1313 #ifdef FEAT_CRYPT |
| 1314 /* | |
| 1315 * At start of file: Check for magic number of encryption. | |
| 1316 */ | |
| 1317 if (filesize == 0 && size > 0) | |
| 1318 cryptkey = check_for_cryptkey(cryptkey, ptr, &size, | |
| 1319 &filesize, newfile, sfname, | |
| 1320 &did_ask_for_key); | |
| 1321 /* | |
| 1322 * Decrypt the read bytes. This is done before checking for | |
| 1323 * EOF because the crypt layer may be buffering. | |
| 1324 */ | |
|
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patch 8.0.0988: warning from Covscan about using NULL pointer
Christian Brabandt <cb@256bit.org>
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diff
changeset
|
1325 if (cryptkey != NULL && curbuf->b_cryptstate != NULL |
|
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patch 8.0.0988: warning from Covscan about using NULL pointer
Christian Brabandt <cb@256bit.org>
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changeset
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1326 && size > 0) |
| 6122 | 1327 { |
|
15531
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patch 8.1.0773: not all crypt code is tested
Bram Moolenaar <Bram@vim.org>
parents:
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diff
changeset
|
1328 # ifdef CRYPT_NOT_INPLACE |
| 6122 | 1329 if (crypt_works_inplace(curbuf->b_cryptstate)) |
| 1330 { | |
|
15531
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patch 8.1.0773: not all crypt code is tested
Bram Moolenaar <Bram@vim.org>
parents:
15517
diff
changeset
|
1331 # endif |
| 6122 | 1332 crypt_decode_inplace(curbuf->b_cryptstate, ptr, size); |
|
15531
959cf4c63b18
patch 8.1.0773: not all crypt code is tested
Bram Moolenaar <Bram@vim.org>
parents:
15517
diff
changeset
|
1333 # ifdef CRYPT_NOT_INPLACE |
| 6122 | 1334 } |
| 1335 else | |
| 1336 { | |
| 1337 char_u *newptr = NULL; | |
| 1338 int decrypted_size; | |
| 1339 | |
| 1340 decrypted_size = crypt_decode_alloc( | |
| 1341 curbuf->b_cryptstate, ptr, size, &newptr); | |
| 1342 | |
| 1343 /* If the crypt layer is buffering, not producing | |
| 1344 * anything yet, need to read more. */ | |
|
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patch 8.0.1753: various warnings from a static analyser
Christian Brabandt <cb@256bit.org>
parents:
13752
diff
changeset
|
1345 if (decrypted_size == 0) |
| 6122 | 1346 continue; |
| 1347 | |
| 1348 if (linerest == 0) | |
| 1349 { | |
| 1350 /* Simple case: reuse returned buffer (may be | |
| 1351 * NULL, checked later). */ | |
| 1352 new_buffer = newptr; | |
| 1353 } | |
| 1354 else | |
| 1355 { | |
| 1356 long_u new_size; | |
| 1357 | |
| 1358 /* Need new buffer to add bytes carried over. */ | |
| 1359 new_size = (long_u)(decrypted_size + linerest + 1); | |
| 1360 new_buffer = lalloc(new_size, FALSE); | |
| 1361 if (new_buffer == NULL) | |
| 1362 { | |
| 1363 do_outofmem_msg(new_size); | |
| 1364 error = TRUE; | |
| 1365 break; | |
| 1366 } | |
| 1367 | |
| 1368 mch_memmove(new_buffer, buffer, linerest); | |
| 1369 if (newptr != NULL) | |
| 1370 mch_memmove(new_buffer + linerest, newptr, | |
| 1371 decrypted_size); | |
| 1372 } | |
| 1373 | |
| 1374 if (new_buffer != NULL) | |
| 1375 { | |
| 1376 vim_free(buffer); | |
| 1377 buffer = new_buffer; | |
| 1378 new_buffer = NULL; | |
| 1379 line_start = buffer; | |
| 1380 ptr = buffer + linerest; | |
| 1381 } | |
| 1382 size = decrypted_size; | |
| 1383 } | |
|
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patch 8.1.0773: not all crypt code is tested
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parents:
15517
diff
changeset
|
1384 # endif |
| 6122 | 1385 } |
| 1386 #endif | |
| 1387 | |
| 7 | 1388 if (size <= 0) |
| 1389 { | |
| 1390 if (size < 0) /* read error */ | |
| 1391 error = TRUE; | |
| 1392 else if (conv_restlen > 0) | |
| 595 | 1393 { |
| 1597 | 1394 /* |
| 1395 * Reached end-of-file but some trailing bytes could | |
| 1396 * not be converted. Truncated file? | |
| 1397 */ | |
| 1398 | |
| 1399 /* When we did a conversion report an error. */ | |
| 1400 if (fio_flags != 0 | |
|
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Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
1401 #ifdef USE_ICONV |
| 1597 | 1402 || iconv_fd != (iconv_t)-1 |
|
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Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
1403 #endif |
| 1597 | 1404 ) |
| 1405 { | |
| 4331 | 1406 if (can_retry) |
| 1407 goto rewind_retry; | |
| 1597 | 1408 if (conv_error == 0) |
| 1409 conv_error = curbuf->b_ml.ml_line_count | |
| 1410 - linecnt + 1; | |
| 1411 } | |
| 1412 /* Remember the first linenr with an illegal byte */ | |
| 1413 else if (illegal_byte == 0) | |
| 1414 illegal_byte = curbuf->b_ml.ml_line_count | |
| 1415 - linecnt + 1; | |
| 1416 if (bad_char_behavior == BAD_DROP) | |
| 595 | 1417 { |
| 1597 | 1418 *(ptr - conv_restlen) = NUL; |
| 1419 conv_restlen = 0; | |
| 1420 } | |
| 1421 else | |
| 1422 { | |
| 1423 /* Replace the trailing bytes with the replacement | |
| 1424 * character if we were converting; if we weren't, | |
| 1425 * leave the UTF8 checking code to do it, as it | |
| 1426 * works slightly differently. */ | |
| 1427 if (bad_char_behavior != BAD_KEEP && (fio_flags != 0 | |
|
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
1428 #ifdef USE_ICONV |
| 1597 | 1429 || iconv_fd != (iconv_t)-1 |
|
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
1430 #endif |
| 1597 | 1431 )) |
| 1432 { | |
| 1433 while (conv_restlen > 0) | |
| 1434 { | |
| 1435 *(--ptr) = bad_char_behavior; | |
| 1436 --conv_restlen; | |
| 1437 } | |
| 1438 } | |
| 595 | 1439 fio_flags = 0; /* don't convert this */ |
|
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patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
1440 #ifdef USE_ICONV |
| 834 | 1441 if (iconv_fd != (iconv_t)-1) |
| 1442 { | |
| 1443 iconv_close(iconv_fd); | |
| 1444 iconv_fd = (iconv_t)-1; | |
| 1445 } | |
|
15595
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patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
1446 #endif |
| 595 | 1447 } |
| 1448 } | |
| 7 | 1449 } |
| 1450 } | |
| 1451 skip_read = FALSE; | |
| 1452 | |
| 1453 /* | |
| 1454 * At start of file (or after crypt magic number): Check for BOM. | |
| 1455 * Also check for a BOM for other Unicode encodings, but not after | |
| 1456 * converting with 'charconvert' or when a BOM has already been | |
| 1457 * found. | |
| 1458 */ | |
| 1459 if ((filesize == 0 | |
|
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patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
1460 #ifdef FEAT_CRYPT |
| 6122 | 1461 || (cryptkey != NULL |
| 1462 && filesize == crypt_get_header_len( | |
| 1463 crypt_get_method_nr(curbuf))) | |
|
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Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
1464 #endif |
| 7 | 1465 ) |
| 1466 && (fio_flags == FIO_UCSBOM | |
| 1467 || (!curbuf->b_p_bomb | |
| 1468 && tmpname == NULL | |
| 1469 && (*fenc == 'u' || (*fenc == NUL && enc_utf8))))) | |
| 1470 { | |
| 1471 char_u *ccname; | |
| 1472 int blen; | |
| 1473 | |
| 1474 /* no BOM detection in a short file or in binary mode */ | |
| 1475 if (size < 2 || curbuf->b_p_bin) | |
| 1476 ccname = NULL; | |
| 1477 else | |
| 1478 ccname = check_for_bom(ptr, size, &blen, | |
| 1479 fio_flags == FIO_UCSBOM ? FIO_ALL : get_fio_flags(fenc)); | |
| 1480 if (ccname != NULL) | |
| 1481 { | |
| 1482 /* Remove BOM from the text */ | |
| 1483 filesize += blen; | |
| 1484 size -= blen; | |
| 1485 mch_memmove(ptr, ptr + blen, (size_t)size); | |
| 819 | 1486 if (set_options) |
| 1352 | 1487 { |
| 7 | 1488 curbuf->b_p_bomb = TRUE; |
| 1352 | 1489 curbuf->b_start_bomb = TRUE; |
| 1490 } | |
| 7 | 1491 } |
| 1492 | |
| 1493 if (fio_flags == FIO_UCSBOM) | |
| 1494 { | |
| 1495 if (ccname == NULL) | |
| 1496 { | |
| 1497 /* No BOM detected: retry with next encoding. */ | |
| 1498 advance_fenc = TRUE; | |
| 1499 } | |
| 1500 else | |
| 1501 { | |
| 1502 /* BOM detected: set "fenc" and jump back */ | |
| 1503 if (fenc_alloced) | |
| 1504 vim_free(fenc); | |
| 1505 fenc = ccname; | |
| 1506 fenc_alloced = FALSE; | |
| 1507 } | |
| 1508 /* retry reading without getting new bytes or rewinding */ | |
| 1509 skip_read = TRUE; | |
| 1510 goto retry; | |
| 1511 } | |
| 1512 } | |
| 1597 | 1513 |
| 1514 /* Include not converted bytes. */ | |
| 1515 ptr -= conv_restlen; | |
| 1516 size += conv_restlen; | |
| 1517 conv_restlen = 0; | |
| 7 | 1518 /* |
| 1519 * Break here for a read error or end-of-file. | |
| 1520 */ | |
| 1521 if (size <= 0) | |
| 1522 break; | |
| 1523 | |
|
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
1524 |
|
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
1525 #ifdef USE_ICONV |
| 7 | 1526 if (iconv_fd != (iconv_t)-1) |
| 1527 { | |
| 1528 /* | |
| 1529 * Attempt conversion of the read bytes to 'encoding' using | |
| 1530 * iconv(). | |
| 1531 */ | |
| 1532 const char *fromp; | |
| 1533 char *top; | |
| 1534 size_t from_size; | |
| 1535 size_t to_size; | |
| 1536 | |
| 1537 fromp = (char *)ptr; | |
| 1538 from_size = size; | |
| 1539 ptr += size; | |
| 1540 top = (char *)ptr; | |
| 1541 to_size = real_size - size; | |
| 1542 | |
| 1543 /* | |
| 1544 * If there is conversion error or not enough room try using | |
| 179 | 1545 * another conversion. Except for when there is no |
| 1546 * alternative (help files). | |
| 7 | 1547 */ |
| 177 | 1548 while ((iconv(iconv_fd, (void *)&fromp, &from_size, |
| 1549 &top, &to_size) | |
| 7 | 1550 == (size_t)-1 && ICONV_ERRNO != ICONV_EINVAL) |
| 1551 || from_size > CONV_RESTLEN) | |
| 177 | 1552 { |
| 595 | 1553 if (can_retry) |
| 375 | 1554 goto rewind_retry; |
| 595 | 1555 if (conv_error == 0) |
| 1556 conv_error = readfile_linenr(linecnt, | |
| 1557 ptr, (char_u *)top); | |
| 1558 | |
| 1559 /* Deal with a bad byte and continue with the next. */ | |
| 177 | 1560 ++fromp; |
| 1561 --from_size; | |
| 595 | 1562 if (bad_char_behavior == BAD_KEEP) |
| 1563 { | |
| 1564 *top++ = *(fromp - 1); | |
| 1565 --to_size; | |
| 1566 } | |
| 1567 else if (bad_char_behavior != BAD_DROP) | |
| 1568 { | |
| 1569 *top++ = bad_char_behavior; | |
| 1570 --to_size; | |
| 1571 } | |
| 177 | 1572 } |
| 7 | 1573 |
| 1574 if (from_size > 0) | |
| 1575 { | |
| 1576 /* Some remaining characters, keep them for the next | |
| 1577 * round. */ | |
| 1578 mch_memmove(conv_rest, (char_u *)fromp, from_size); | |
| 1579 conv_restlen = (int)from_size; | |
| 1580 } | |
| 1581 | |
| 1582 /* move the linerest to before the converted characters */ | |
| 1583 line_start = ptr - linerest; | |
| 1584 mch_memmove(line_start, buffer, (size_t)linerest); | |
| 1585 size = (long)((char_u *)top - ptr); | |
| 1586 } | |
|
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parents:
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diff
changeset
|
1587 #endif |
|
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patch 8.1.0805: too many #ifdefs
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parents:
15555
diff
changeset
|
1588 |
|
15868
7fad90423bd2
patch 8.1.0941: macros for MS-Windows are inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15840
diff
changeset
|
1589 #ifdef MSWIN |
| 7 | 1590 if (fio_flags & FIO_CODEPAGE) |
| 1591 { | |
| 595 | 1592 char_u *src, *dst; |
| 1593 WCHAR ucs2buf[3]; | |
| 1594 int ucs2len; | |
| 1595 int codepage = FIO_GET_CP(fio_flags); | |
| 1596 int bytelen; | |
| 1597 int found_bad; | |
| 1598 char replstr[2]; | |
| 1599 | |
| 7 | 1600 /* |
| 1601 * Conversion from an MS-Windows codepage or UTF-8 to UTF-8 or | |
| 595 | 1602 * a codepage, using standard MS-Windows functions. This |
| 1603 * requires two steps: | |
| 1604 * 1. convert from 'fileencoding' to ucs-2 | |
| 1605 * 2. convert from ucs-2 to 'encoding' | |
| 1606 * | |
| 1607 * Because there may be illegal bytes AND an incomplete byte | |
| 1608 * sequence at the end, we may have to do the conversion one | |
| 1609 * character at a time to get it right. | |
| 7 | 1610 */ |
| 595 | 1611 |
| 1612 /* Replacement string for WideCharToMultiByte(). */ | |
| 1613 if (bad_char_behavior > 0) | |
| 1614 replstr[0] = bad_char_behavior; | |
| 1615 else | |
| 1616 replstr[0] = '?'; | |
| 1617 replstr[1] = NUL; | |
| 1618 | |
| 1619 /* | |
| 1620 * Move the bytes to the end of the buffer, so that we have | |
| 1621 * room to put the result at the start. | |
| 1622 */ | |
| 1623 src = ptr + real_size - size; | |
| 1624 mch_memmove(src, ptr, size); | |
| 7 | 1625 |
| 1626 /* | |
| 595 | 1627 * Do the conversion. |
| 7 | 1628 */ |
| 595 | 1629 dst = ptr; |
| 1630 size = size; | |
| 1631 while (size > 0) | |
| 7 | 1632 { |
| 595 | 1633 found_bad = FALSE; |
| 7 | 1634 |
| 1635 # ifdef CP_UTF8 /* VC 4.1 doesn't define CP_UTF8 */ | |
| 595 | 1636 if (codepage == CP_UTF8) |
| 7 | 1637 { |
| 595 | 1638 /* Handle CP_UTF8 input ourselves to be able to handle |
| 1639 * trailing bytes properly. | |
| 1640 * Get one UTF-8 character from src. */ | |
| 835 | 1641 bytelen = (int)utf_ptr2len_len(src, size); |
| 595 | 1642 if (bytelen > size) |
| 1643 { | |
| 1644 /* Only got some bytes of a character. Normally | |
| 1645 * it's put in "conv_rest", but if it's too long | |
| 1646 * deal with it as if they were illegal bytes. */ | |
| 1647 if (bytelen <= CONV_RESTLEN) | |
| 1648 break; | |
| 1649 | |
| 1650 /* weird overlong byte sequence */ | |
| 1651 bytelen = size; | |
| 1652 found_bad = TRUE; | |
| 1653 } | |
| 1654 else | |
| 1655 { | |
| 799 | 1656 int u8c = utf_ptr2char(src); |
| 1657 | |
| 622 | 1658 if (u8c > 0xffff || (*src >= 0x80 && bytelen == 1)) |
| 595 | 1659 found_bad = TRUE; |
| 1660 ucs2buf[0] = u8c; | |
| 1661 ucs2len = 1; | |
| 1662 } | |
| 7 | 1663 } |
| 595 | 1664 else |
| 7 | 1665 # endif |
| 595 | 1666 { |
| 1667 /* We don't know how long the byte sequence is, try | |
| 1668 * from one to three bytes. */ | |
| 1669 for (bytelen = 1; bytelen <= size && bytelen <= 3; | |
| 1670 ++bytelen) | |
| 1671 { | |
| 1672 ucs2len = MultiByteToWideChar(codepage, | |
| 1673 MB_ERR_INVALID_CHARS, | |
| 1674 (LPCSTR)src, bytelen, | |
| 1675 ucs2buf, 3); | |
| 1676 if (ucs2len > 0) | |
| 1677 break; | |
| 1678 } | |
| 1679 if (ucs2len == 0) | |
| 1680 { | |
| 1681 /* If we have only one byte then it's probably an | |
| 1682 * incomplete byte sequence. Otherwise discard | |
| 1683 * one byte as a bad character. */ | |
| 1684 if (size == 1) | |
| 1685 break; | |
| 1686 found_bad = TRUE; | |
| 1687 bytelen = 1; | |
| 1688 } | |
| 1689 } | |
| 1690 | |
| 1691 if (!found_bad) | |
| 7 | 1692 { |
| 595 | 1693 int i; |
| 1694 | |
| 1695 /* Convert "ucs2buf[ucs2len]" to 'enc' in "dst". */ | |
| 1696 if (enc_utf8) | |
| 1697 { | |
| 1698 /* From UCS-2 to UTF-8. Cannot fail. */ | |
| 1699 for (i = 0; i < ucs2len; ++i) | |
| 1700 dst += utf_char2bytes(ucs2buf[i], dst); | |
| 1701 } | |
| 1702 else | |
| 1703 { | |
| 1704 BOOL bad = FALSE; | |
| 1705 int dstlen; | |
| 1706 | |
| 1707 /* From UCS-2 to "enc_codepage". If the | |
| 1708 * conversion uses the default character "?", | |
| 1709 * the data doesn't fit in this encoding. */ | |
| 1710 dstlen = WideCharToMultiByte(enc_codepage, 0, | |
| 1711 (LPCWSTR)ucs2buf, ucs2len, | |
| 835 | 1712 (LPSTR)dst, (int)(src - dst), |
| 595 | 1713 replstr, &bad); |
| 1714 if (bad) | |
| 1715 found_bad = TRUE; | |
| 1716 else | |
| 1717 dst += dstlen; | |
| 1718 } | |
| 7 | 1719 } |
| 595 | 1720 |
| 1721 if (found_bad) | |
| 1722 { | |
| 1723 /* Deal with bytes we can't convert. */ | |
| 1724 if (can_retry) | |
| 1725 goto rewind_retry; | |
| 1726 if (conv_error == 0) | |
| 1727 conv_error = readfile_linenr(linecnt, ptr, dst); | |
| 1728 if (bad_char_behavior != BAD_DROP) | |
| 1729 { | |
| 1730 if (bad_char_behavior == BAD_KEEP) | |
| 1731 { | |
| 1732 mch_memmove(dst, src, bytelen); | |
| 1733 dst += bytelen; | |
| 1734 } | |
| 1735 else | |
| 1736 *dst++ = bad_char_behavior; | |
| 1737 } | |
| 1738 } | |
| 1739 | |
| 1740 src += bytelen; | |
| 1741 size -= bytelen; | |
| 7 | 1742 } |
| 595 | 1743 |
| 1744 if (size > 0) | |
| 7 | 1745 { |
| 595 | 1746 /* An incomplete byte sequence remaining. */ |
| 1747 mch_memmove(conv_rest, src, size); | |
| 1748 conv_restlen = size; | |
| 7 | 1749 } |
| 595 | 1750 |
| 1751 /* The new size is equal to how much "dst" was advanced. */ | |
| 835 | 1752 size = (long)(dst - ptr); |
| 7 | 1753 } |
| 1754 else | |
|
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patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
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diff
changeset
|
1755 #endif |
|
1ec942f1b648
patch 8.1.0805: too many #ifdefs
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parents:
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diff
changeset
|
1756 #ifdef MACOS_CONVERT |
| 7 | 1757 if (fio_flags & FIO_MACROMAN) |
| 1758 { | |
| 1759 /* | |
| 1760 * Conversion from Apple MacRoman char encoding to UTF-8 or | |
| 18 | 1761 * latin1. This is in os_mac_conv.c. |
| 7 | 1762 */ |
| 18 | 1763 if (macroman2enc(ptr, &size, real_size) == FAIL) |
| 7 | 1764 goto rewind_retry; |
| 1765 } | |
| 1766 else | |
|
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patch 8.1.0805: too many #ifdefs
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parents:
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diff
changeset
|
1767 #endif |
| 7 | 1768 if (fio_flags != 0) |
| 1769 { | |
| 1770 int u8c; | |
| 1771 char_u *dest; | |
| 1772 char_u *tail = NULL; | |
| 1773 | |
| 1774 /* | |
| 1775 * "enc_utf8" set: Convert Unicode or Latin1 to UTF-8. | |
| 1776 * "enc_utf8" not set: Convert Unicode to Latin1. | |
| 1777 * Go from end to start through the buffer, because the number | |
| 1778 * of bytes may increase. | |
| 1779 * "dest" points to after where the UTF-8 bytes go, "p" points | |
| 1780 * to after the next character to convert. | |
| 1781 */ | |
| 1782 dest = ptr + real_size; | |
| 1783 if (fio_flags == FIO_LATIN1 || fio_flags == FIO_UTF8) | |
| 1784 { | |
| 1785 p = ptr + size; | |
| 1786 if (fio_flags == FIO_UTF8) | |
| 1787 { | |
| 1788 /* Check for a trailing incomplete UTF-8 sequence */ | |
| 1789 tail = ptr + size - 1; | |
| 1790 while (tail > ptr && (*tail & 0xc0) == 0x80) | |
| 1791 --tail; | |
| 1792 if (tail + utf_byte2len(*tail) <= ptr + size) | |
| 1793 tail = NULL; | |
| 1794 else | |
| 1795 p = tail; | |
| 1796 } | |
| 1797 } | |
| 1798 else if (fio_flags & (FIO_UCS2 | FIO_UTF16)) | |
| 1799 { | |
| 1800 /* Check for a trailing byte */ | |
| 1801 p = ptr + (size & ~1); | |
| 1802 if (size & 1) | |
| 1803 tail = p; | |
| 1804 if ((fio_flags & FIO_UTF16) && p > ptr) | |
| 1805 { | |
| 1806 /* Check for a trailing leading word */ | |
| 1807 if (fio_flags & FIO_ENDIAN_L) | |
| 1808 { | |
| 1809 u8c = (*--p << 8); | |
| 1810 u8c += *--p; | |
| 1811 } | |
| 1812 else | |
| 1813 { | |
| 1814 u8c = *--p; | |
| 1815 u8c += (*--p << 8); | |
| 1816 } | |
| 1817 if (u8c >= 0xd800 && u8c <= 0xdbff) | |
| 1818 tail = p; | |
| 1819 else | |
| 1820 p += 2; | |
| 1821 } | |
| 1822 } | |
| 1823 else /* FIO_UCS4 */ | |
| 1824 { | |
| 1825 /* Check for trailing 1, 2 or 3 bytes */ | |
| 1826 p = ptr + (size & ~3); | |
| 1827 if (size & 3) | |
| 1828 tail = p; | |
| 1829 } | |
| 1830 | |
| 1831 /* If there is a trailing incomplete sequence move it to | |
| 1832 * conv_rest[]. */ | |
| 1833 if (tail != NULL) | |
| 1834 { | |
| 1835 conv_restlen = (int)((ptr + size) - tail); | |
| 1836 mch_memmove(conv_rest, (char_u *)tail, conv_restlen); | |
| 1837 size -= conv_restlen; | |
| 1838 } | |
| 1839 | |
| 1840 | |
| 1841 while (p > ptr) | |
| 1842 { | |
| 1843 if (fio_flags & FIO_LATIN1) | |
| 1844 u8c = *--p; | |
| 1845 else if (fio_flags & (FIO_UCS2 | FIO_UTF16)) | |
| 1846 { | |
| 1847 if (fio_flags & FIO_ENDIAN_L) | |
| 1848 { | |
| 1849 u8c = (*--p << 8); | |
| 1850 u8c += *--p; | |
| 1851 } | |
| 1852 else | |
| 1853 { | |
| 1854 u8c = *--p; | |
| 1855 u8c += (*--p << 8); | |
| 1856 } | |
| 1857 if ((fio_flags & FIO_UTF16) | |
| 1858 && u8c >= 0xdc00 && u8c <= 0xdfff) | |
| 1859 { | |
| 1860 int u16c; | |
| 1861 | |
| 1862 if (p == ptr) | |
| 1863 { | |
| 1864 /* Missing leading word. */ | |
| 1865 if (can_retry) | |
| 1866 goto rewind_retry; | |
| 595 | 1867 if (conv_error == 0) |
| 1868 conv_error = readfile_linenr(linecnt, | |
| 1869 ptr, p); | |
| 1870 if (bad_char_behavior == BAD_DROP) | |
| 1871 continue; | |
| 1872 if (bad_char_behavior != BAD_KEEP) | |
| 1873 u8c = bad_char_behavior; | |
| 7 | 1874 } |
| 1875 | |
| 1876 /* found second word of double-word, get the first | |
| 1877 * word and compute the resulting character */ | |
| 1878 if (fio_flags & FIO_ENDIAN_L) | |
| 1879 { | |
| 1880 u16c = (*--p << 8); | |
| 1881 u16c += *--p; | |
| 1882 } | |
| 1883 else | |
| 1884 { | |
| 1885 u16c = *--p; | |
| 1886 u16c += (*--p << 8); | |
| 1887 } | |
| 595 | 1888 u8c = 0x10000 + ((u16c & 0x3ff) << 10) |
| 1889 + (u8c & 0x3ff); | |
| 1890 | |
| 7 | 1891 /* Check if the word is indeed a leading word. */ |
| 1892 if (u16c < 0xd800 || u16c > 0xdbff) | |
| 1893 { | |
| 1894 if (can_retry) | |
| 1895 goto rewind_retry; | |
| 595 | 1896 if (conv_error == 0) |
| 1897 conv_error = readfile_linenr(linecnt, | |
| 1898 ptr, p); | |
| 1899 if (bad_char_behavior == BAD_DROP) | |
| 1900 continue; | |
| 1901 if (bad_char_behavior != BAD_KEEP) | |
| 1902 u8c = bad_char_behavior; | |
| 7 | 1903 } |
| 1904 } | |
| 1905 } | |
| 1906 else if (fio_flags & FIO_UCS4) | |
| 1907 { | |
| 1908 if (fio_flags & FIO_ENDIAN_L) | |
| 1909 { | |
|
12698
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patch 8.0.1227: undefined left shift in readfile()
Christian Brabandt <cb@256bit.org>
parents:
12656
diff
changeset
|
1910 u8c = (unsigned)*--p << 24; |
|
6d3d64be7945
patch 8.0.1227: undefined left shift in readfile()
Christian Brabandt <cb@256bit.org>
parents:
12656
diff
changeset
|
1911 u8c += (unsigned)*--p << 16; |
|
6d3d64be7945
patch 8.0.1227: undefined left shift in readfile()
Christian Brabandt <cb@256bit.org>
parents:
12656
diff
changeset
|
1912 u8c += (unsigned)*--p << 8; |
| 7 | 1913 u8c += *--p; |
| 1914 } | |
| 1915 else /* big endian */ | |
| 1916 { | |
| 1917 u8c = *--p; | |
|
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patch 8.0.1227: undefined left shift in readfile()
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1918 u8c += (unsigned)*--p << 8; |
|
6d3d64be7945
patch 8.0.1227: undefined left shift in readfile()
Christian Brabandt <cb@256bit.org>
parents:
12656
diff
changeset
|
1919 u8c += (unsigned)*--p << 16; |
|
6d3d64be7945
patch 8.0.1227: undefined left shift in readfile()
Christian Brabandt <cb@256bit.org>
parents:
12656
diff
changeset
|
1920 u8c += (unsigned)*--p << 24; |
| 7 | 1921 } |
| 1922 } | |
| 1923 else /* UTF-8 */ | |
| 1924 { | |
| 1925 if (*--p < 0x80) | |
| 1926 u8c = *p; | |
| 1927 else | |
| 1928 { | |
| 1929 len = utf_head_off(ptr, p); | |
| 595 | 1930 p -= len; |
| 1931 u8c = utf_ptr2char(p); | |
| 7 | 1932 if (len == 0) |
| 1933 { | |
| 1934 /* Not a valid UTF-8 character, retry with | |
| 1935 * another fenc when possible, otherwise just | |
| 1936 * report the error. */ | |
| 1937 if (can_retry) | |
| 1938 goto rewind_retry; | |
| 595 | 1939 if (conv_error == 0) |
| 1940 conv_error = readfile_linenr(linecnt, | |
| 1941 ptr, p); | |
| 1942 if (bad_char_behavior == BAD_DROP) | |
| 1943 continue; | |
| 1944 if (bad_char_behavior != BAD_KEEP) | |
| 1945 u8c = bad_char_behavior; | |
| 7 | 1946 } |
| 1947 } | |
| 1948 } | |
| 1949 if (enc_utf8) /* produce UTF-8 */ | |
| 1950 { | |
| 1951 dest -= utf_char2len(u8c); | |
| 1952 (void)utf_char2bytes(u8c, dest); | |
| 1953 } | |
| 1954 else /* produce Latin1 */ | |
| 1955 { | |
| 1956 --dest; | |
| 1957 if (u8c >= 0x100) | |
| 1958 { | |
| 1959 /* character doesn't fit in latin1, retry with | |
| 1960 * another fenc when possible, otherwise just | |
| 1961 * report the error. */ | |
| 595 | 1962 if (can_retry) |
| 7 | 1963 goto rewind_retry; |
| 595 | 1964 if (conv_error == 0) |
| 1965 conv_error = readfile_linenr(linecnt, ptr, p); | |
| 1966 if (bad_char_behavior == BAD_DROP) | |
| 1967 ++dest; | |
| 1968 else if (bad_char_behavior == BAD_KEEP) | |
| 1969 *dest = u8c; | |
| 1970 else if (eap != NULL && eap->bad_char != 0) | |
| 1971 *dest = bad_char_behavior; | |
| 1972 else | |
| 1973 *dest = 0xBF; | |
| 7 | 1974 } |
| 1975 else | |
| 1976 *dest = u8c; | |
| 1977 } | |
| 1978 } | |
| 1979 | |
| 1980 /* move the linerest to before the converted characters */ | |
| 1981 line_start = dest - linerest; | |
| 1982 mch_memmove(line_start, buffer, (size_t)linerest); | |
| 1983 size = (long)((ptr + real_size) - dest); | |
| 1984 ptr = dest; | |
| 1985 } | |
| 1597 | 1986 else if (enc_utf8 && !curbuf->b_p_bin) |
| 1987 { | |
| 1988 int incomplete_tail = FALSE; | |
| 1989 | |
| 1990 /* Reading UTF-8: Check if the bytes are valid UTF-8. */ | |
| 1991 for (p = ptr; ; ++p) | |
| 7 | 1992 { |
| 835 | 1993 int todo = (int)((ptr + size) - p); |
| 595 | 1994 int l; |
| 1995 | |
| 1996 if (todo <= 0) | |
| 1997 break; | |
| 7 | 1998 if (*p >= 0x80) |
| 1999 { | |
| 2000 /* A length of 1 means it's an illegal byte. Accept | |
| 2001 * an incomplete character at the end though, the next | |
| 2002 * read() will get the next bytes, we'll check it | |
| 2003 * then. */ | |
| 595 | 2004 l = utf_ptr2len_len(p, todo); |
| 1597 | 2005 if (l > todo && !incomplete_tail) |
| 7 | 2006 { |
| 1597 | 2007 /* Avoid retrying with a different encoding when |
| 2008 * a truncated file is more likely, or attempting | |
| 2009 * to read the rest of an incomplete sequence when | |
| 2010 * we have already done so. */ | |
| 2011 if (p > ptr || filesize > 0) | |
| 2012 incomplete_tail = TRUE; | |
| 2013 /* Incomplete byte sequence, move it to conv_rest[] | |
| 2014 * and try to read the rest of it, unless we've | |
| 2015 * already done so. */ | |
| 2016 if (p > ptr) | |
| 2017 { | |
| 2018 conv_restlen = todo; | |
| 2019 mch_memmove(conv_rest, p, conv_restlen); | |
| 2020 size -= conv_restlen; | |
| 2021 break; | |
| 2022 } | |
| 7 | 2023 } |
| 1597 | 2024 if (l == 1 || l > todo) |
| 595 | 2025 { |
| 2026 /* Illegal byte. If we can try another encoding | |
| 1597 | 2027 * do that, unless at EOF where a truncated |
| 2028 * file is more likely than a conversion error. */ | |
| 2029 if (can_retry && !incomplete_tail) | |
| 595 | 2030 break; |
|
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1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
2031 #ifdef USE_ICONV |
| 595 | 2032 /* When we did a conversion report an error. */ |
| 2033 if (iconv_fd != (iconv_t)-1 && conv_error == 0) | |
| 2034 conv_error = readfile_linenr(linecnt, ptr, p); | |
|
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Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
2035 #endif |
| 1597 | 2036 /* Remember the first linenr with an illegal byte */ |
| 2037 if (conv_error == 0 && illegal_byte == 0) | |
| 2038 illegal_byte = readfile_linenr(linecnt, ptr, p); | |
| 595 | 2039 |
| 2040 /* Drop, keep or replace the bad byte. */ | |
| 2041 if (bad_char_behavior == BAD_DROP) | |
| 2042 { | |
| 1597 | 2043 mch_memmove(p, p + 1, todo - 1); |
| 595 | 2044 --p; |
| 2045 --size; | |
| 2046 } | |
| 2047 else if (bad_char_behavior != BAD_KEEP) | |
| 2048 *p = bad_char_behavior; | |
| 2049 } | |
| 1597 | 2050 else |
| 2051 p += l - 1; | |
| 7 | 2052 } |
| 2053 } | |
| 1597 | 2054 if (p < ptr + size && !incomplete_tail) |
| 7 | 2055 { |
| 2056 /* Detected a UTF-8 error. */ | |
| 2057 rewind_retry: | |
| 595 | 2058 /* Retry reading with another conversion. */ |
|
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
2059 #if defined(FEAT_EVAL) && defined(USE_ICONV) |
| 595 | 2060 if (*p_ccv != NUL && iconv_fd != (iconv_t)-1) |
| 2061 /* iconv() failed, try 'charconvert' */ | |
| 2062 did_iconv = TRUE; | |
| 7 | 2063 else |
|
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
2064 #endif |
| 595 | 2065 /* use next item from 'fileencodings' */ |
| 2066 advance_fenc = TRUE; | |
| 2067 file_rewind = TRUE; | |
| 2068 goto retry; | |
| 7 | 2069 } |
| 2070 } | |
| 2071 | |
| 2072 /* count the number of characters (after conversion!) */ | |
| 2073 filesize += size; | |
| 2074 | |
| 2075 /* | |
| 2076 * when reading the first part of a file: guess EOL type | |
| 2077 */ | |
| 2078 if (fileformat == EOL_UNKNOWN) | |
| 2079 { | |
| 2080 /* First try finding a NL, for Dos and Unix */ | |
| 2081 if (try_dos || try_unix) | |
| 2082 { | |
| 6635 | 2083 /* Reset the carriage return counter. */ |
| 2084 if (try_mac) | |
| 2085 try_mac = 1; | |
| 2086 | |
| 7 | 2087 for (p = ptr; p < ptr + size; ++p) |
| 2088 { | |
| 2089 if (*p == NL) | |
| 2090 { | |
| 2091 if (!try_unix | |
| 2092 || (try_dos && p > ptr && p[-1] == CAR)) | |
| 2093 fileformat = EOL_DOS; | |
| 2094 else | |
| 2095 fileformat = EOL_UNIX; | |
| 2096 break; | |
| 2097 } | |
| 6618 | 2098 else if (*p == CAR && try_mac) |
| 2099 try_mac++; | |
| 7 | 2100 } |
| 2101 | |
| 2102 /* Don't give in to EOL_UNIX if EOL_MAC is more likely */ | |
| 2103 if (fileformat == EOL_UNIX && try_mac) | |
| 2104 { | |
| 2105 /* Need to reset the counters when retrying fenc. */ | |
| 2106 try_mac = 1; | |
| 2107 try_unix = 1; | |
| 2108 for (; p >= ptr && *p != CAR; p--) | |
| 2109 ; | |
| 2110 if (p >= ptr) | |
| 2111 { | |
| 2112 for (p = ptr; p < ptr + size; ++p) | |
| 2113 { | |
| 2114 if (*p == NL) | |
| 2115 try_unix++; | |
| 2116 else if (*p == CAR) | |
| 2117 try_mac++; | |
| 2118 } | |
| 2119 if (try_mac > try_unix) | |
| 2120 fileformat = EOL_MAC; | |
| 2121 } | |
| 2122 } | |
| 6618 | 2123 else if (fileformat == EOL_UNKNOWN && try_mac == 1) |
| 2124 /* Looking for CR but found no end-of-line markers at | |
| 2125 * all: use the default format. */ | |
| 2126 fileformat = default_fileformat(); | |
| 7 | 2127 } |
| 2128 | |
| 2129 /* No NL found: may use Mac format */ | |
| 2130 if (fileformat == EOL_UNKNOWN && try_mac) | |
| 2131 fileformat = EOL_MAC; | |
| 2132 | |
| 2133 /* Still nothing found? Use first format in 'ffs' */ | |
| 2134 if (fileformat == EOL_UNKNOWN) | |
| 2135 fileformat = default_fileformat(); | |
| 2136 | |
| 2137 /* if editing a new file: may set p_tx and p_ff */ | |
| 819 | 2138 if (set_options) |
| 7 | 2139 set_fileformat(fileformat, OPT_LOCAL); |
| 2140 } | |
| 2141 } | |
| 2142 | |
| 2143 /* | |
| 2144 * This loop is executed once for every character read. | |
| 2145 * Keep it fast! | |
| 2146 */ | |
| 2147 if (fileformat == EOL_MAC) | |
| 2148 { | |
| 2149 --ptr; | |
| 2150 while (++ptr, --size >= 0) | |
| 2151 { | |
| 2152 /* catch most common case first */ | |
| 2153 if ((c = *ptr) != NUL && c != CAR && c != NL) | |
| 2154 continue; | |
| 2155 if (c == NUL) | |
| 2156 *ptr = NL; /* NULs are replaced by newlines! */ | |
| 2157 else if (c == NL) | |
| 2158 *ptr = CAR; /* NLs are replaced by CRs! */ | |
| 2159 else | |
| 2160 { | |
| 2161 if (skip_count == 0) | |
| 2162 { | |
| 2163 *ptr = NUL; /* end of line */ | |
| 2164 len = (colnr_T) (ptr - line_start + 1); | |
| 2165 if (ml_append(lnum, line_start, len, newfile) == FAIL) | |
| 2166 { | |
| 2167 error = TRUE; | |
| 2168 break; | |
| 2169 } | |
|
2214
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
2170 #ifdef FEAT_PERSISTENT_UNDO |
|
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
2171 if (read_undo_file) |
|
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
2172 sha256_update(&sha_ctx, line_start, len); |
|
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
2173 #endif |
| 7 | 2174 ++lnum; |
| 2175 if (--read_count == 0) | |
| 2176 { | |
| 2177 error = TRUE; /* break loop */ | |
| 2178 line_start = ptr; /* nothing left to write */ | |
| 2179 break; | |
| 2180 } | |
| 2181 } | |
| 2182 else | |
| 2183 --skip_count; | |
| 2184 line_start = ptr + 1; | |
| 2185 } | |
| 2186 } | |
| 2187 } | |
| 2188 else | |
| 2189 { | |
| 2190 --ptr; | |
| 2191 while (++ptr, --size >= 0) | |
| 2192 { | |
| 2193 if ((c = *ptr) != NUL && c != NL) /* catch most common case */ | |
| 2194 continue; | |
| 2195 if (c == NUL) | |
| 2196 *ptr = NL; /* NULs are replaced by newlines! */ | |
| 2197 else | |
| 2198 { | |
| 2199 if (skip_count == 0) | |
| 2200 { | |
| 2201 *ptr = NUL; /* end of line */ | |
| 2202 len = (colnr_T)(ptr - line_start + 1); | |
| 2203 if (fileformat == EOL_DOS) | |
| 2204 { | |
|
10674
d6857a8dc07e
patch 8.0.0227: crash with ff=dos when first line in file has no CR
Christian Brabandt <cb@256bit.org>
parents:
10668
diff
changeset
|
2205 if (ptr > line_start && ptr[-1] == CAR) |
| 7 | 2206 { |
|
10674
d6857a8dc07e
patch 8.0.0227: crash with ff=dos when first line in file has no CR
Christian Brabandt <cb@256bit.org>
parents:
10668
diff
changeset
|
2207 /* remove CR before NL */ |
| 7 | 2208 ptr[-1] = NUL; |
| 2209 --len; | |
| 2210 } | |
| 2211 /* | |
| 2212 * Reading in Dos format, but no CR-LF found! | |
| 2213 * When 'fileformats' includes "unix", delete all | |
| 2214 * the lines read so far and start all over again. | |
| 2215 * Otherwise give an error message later. | |
| 2216 */ | |
| 2217 else if (ff_error != EOL_DOS) | |
| 2218 { | |
| 2219 if ( try_unix | |
| 2220 && !read_stdin | |
| 2221 && (read_buffer | |
|
9387
f094d4085014
commit https://github.com/vim/vim/commit/8767f52fbfd4f053ce00a978227c95f1d7d323fe
Christian Brabandt <cb@256bit.org>
parents:
9291
diff
changeset
|
2222 || vim_lseek(fd, (off_T)0L, SEEK_SET) |
|
f094d4085014
commit https://github.com/vim/vim/commit/8767f52fbfd4f053ce00a978227c95f1d7d323fe
Christian Brabandt <cb@256bit.org>
parents:
9291
diff
changeset
|
2223 == 0)) |
| 7 | 2224 { |
| 2225 fileformat = EOL_UNIX; | |
| 819 | 2226 if (set_options) |
| 7 | 2227 set_fileformat(EOL_UNIX, OPT_LOCAL); |
| 2228 file_rewind = TRUE; | |
| 2229 keep_fileformat = TRUE; | |
| 2230 goto retry; | |
| 2231 } | |
| 2232 ff_error = EOL_DOS; | |
| 2233 } | |
| 2234 } | |
| 2235 if (ml_append(lnum, line_start, len, newfile) == FAIL) | |
| 2236 { | |
| 2237 error = TRUE; | |
| 2238 break; | |
| 2239 } | |
|
2214
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
2240 #ifdef FEAT_PERSISTENT_UNDO |
|
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
2241 if (read_undo_file) |
|
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
2242 sha256_update(&sha_ctx, line_start, len); |
|
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
2243 #endif |
| 7 | 2244 ++lnum; |
| 2245 if (--read_count == 0) | |
| 2246 { | |
| 2247 error = TRUE; /* break loop */ | |
| 2248 line_start = ptr; /* nothing left to write */ | |
| 2249 break; | |
| 2250 } | |
| 2251 } | |
| 2252 else | |
| 2253 --skip_count; | |
| 2254 line_start = ptr + 1; | |
| 2255 } | |
| 2256 } | |
| 2257 } | |
| 2258 linerest = (long)(ptr - line_start); | |
| 2259 ui_breakcheck(); | |
| 2260 } | |
| 2261 | |
| 2262 failed: | |
| 2263 /* not an error, max. number of lines reached */ | |
| 2264 if (error && read_count == 0) | |
| 2265 error = FALSE; | |
| 2266 | |
| 2267 /* | |
| 2268 * If we get EOF in the middle of a line, note the fact and | |
| 2269 * complete the line ourselves. | |
| 2270 * In Dos format ignore a trailing CTRL-Z, unless 'binary' set. | |
| 2271 */ | |
| 2272 if (!error | |
| 2273 && !got_int | |
| 2274 && linerest != 0 | |
| 2275 && !(!curbuf->b_p_bin | |
| 2276 && fileformat == EOL_DOS | |
| 2277 && *line_start == Ctrl_Z | |
| 2278 && ptr == line_start + 1)) | |
| 2279 { | |
| 819 | 2280 /* remember for when writing */ |
| 2281 if (set_options) | |
| 7 | 2282 curbuf->b_p_eol = FALSE; |
| 2283 *ptr = NUL; | |
|
2214
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
2284 len = (colnr_T)(ptr - line_start + 1); |
|
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
2285 if (ml_append(lnum, line_start, len, newfile) == FAIL) |
| 7 | 2286 error = TRUE; |
| 2287 else | |
|
2214
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
2288 { |
|
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
2289 #ifdef FEAT_PERSISTENT_UNDO |
|
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
2290 if (read_undo_file) |
|
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
2291 sha256_update(&sha_ctx, line_start, len); |
|
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
2292 #endif |
| 7 | 2293 read_no_eol_lnum = ++lnum; |
|
2214
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
2294 } |
| 7 | 2295 } |
| 2296 | |
| 819 | 2297 if (set_options) |
| 7 | 2298 save_file_ff(curbuf); /* remember the current file format */ |
| 2299 | |
| 2300 #ifdef FEAT_CRYPT | |
| 6122 | 2301 if (curbuf->b_cryptstate != NULL) |
| 2302 { | |
| 2303 crypt_free_state(curbuf->b_cryptstate); | |
| 2304 curbuf->b_cryptstate = NULL; | |
| 2305 } | |
| 2306 if (cryptkey != NULL && cryptkey != curbuf->b_p_key) | |
| 2307 crypt_free_key(cryptkey); | |
| 2308 /* Don't set cryptkey to NULL, it's used below as a flag that | |
| 2309 * encryption was used. */ | |
| 7 | 2310 #endif |
| 2311 | |
| 819 | 2312 /* If editing a new file: set 'fenc' for the current buffer. |
| 2313 * Also for ":read ++edit file". */ | |
| 2314 if (set_options) | |
| 7 | 2315 set_string_option_direct((char_u *)"fenc", -1, fenc, |
| 694 | 2316 OPT_FREE|OPT_LOCAL, 0); |
| 7 | 2317 if (fenc_alloced) |
| 2318 vim_free(fenc); | |
|
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
2319 #ifdef USE_ICONV |
| 7 | 2320 if (iconv_fd != (iconv_t)-1) |
| 2321 iconv_close(iconv_fd); | |
| 2322 #endif | |
| 2323 | |
| 2324 if (!read_buffer && !read_stdin) | |
| 2325 close(fd); /* errors are ignored */ | |
| 2003 | 2326 #ifdef HAVE_FD_CLOEXEC |
| 2327 else | |
| 2328 { | |
| 2329 int fdflags = fcntl(fd, F_GETFD); | |
| 2330 if (fdflags >= 0 && (fdflags & FD_CLOEXEC) == 0) | |
|
7961
a7e58c6e4e9a
commit https://github.com/vim/vim/commit/fbc4b4db3a9690906a96e16724350a6241cf32a5
Christian Brabandt <cb@256bit.org>
parents:
7856
diff
changeset
|
2331 (void)fcntl(fd, F_SETFD, fdflags | FD_CLOEXEC); |
| 2003 | 2332 } |
| 2333 #endif | |
| 7 | 2334 vim_free(buffer); |
| 2335 | |
| 2336 #ifdef HAVE_DUP | |
| 2337 if (read_stdin) | |
| 2338 { | |
| 2339 /* Use stderr for stdin, makes shell commands work. */ | |
| 2340 close(0); | |
|
14730
193471015e1a
patch 8.1.0377: xdiff doesn't use the Vim memory allocation functions
Christian Brabandt <cb@256bit.org>
parents:
14700
diff
changeset
|
2341 vim_ignored = dup(2); |
| 7 | 2342 } |
| 2343 #endif | |
| 2344 | |
| 2345 if (tmpname != NULL) | |
| 2346 { | |
| 2347 mch_remove(tmpname); /* delete converted file */ | |
| 2348 vim_free(tmpname); | |
| 2349 } | |
| 2350 --no_wait_return; /* may wait for return now */ | |
| 2351 | |
| 2352 /* | |
| 2353 * In recovery mode everything but autocommands is skipped. | |
| 2354 */ | |
| 2355 if (!recoverymode) | |
| 2356 { | |
| 2357 /* need to delete the last line, which comes from the empty buffer */ | |
| 2358 if (newfile && wasempty && !(curbuf->b_ml.ml_flags & ML_EMPTY)) | |
| 2359 { | |
| 2360 #ifdef FEAT_NETBEANS_INTG | |
| 2361 netbeansFireChanges = 0; | |
| 2362 #endif | |
| 2363 ml_delete(curbuf->b_ml.ml_line_count, FALSE); | |
| 2364 #ifdef FEAT_NETBEANS_INTG | |
| 2365 netbeansFireChanges = 1; | |
| 2366 #endif | |
| 2367 --linecnt; | |
| 2368 } | |
| 2369 linecnt = curbuf->b_ml.ml_line_count - linecnt; | |
| 2370 if (filesize == 0) | |
| 2371 linecnt = 0; | |
| 2372 if (newfile || read_buffer) | |
| 1201 | 2373 { |
| 7 | 2374 redraw_curbuf_later(NOT_VALID); |
| 1201 | 2375 #ifdef FEAT_DIFF |
| 2376 /* After reading the text into the buffer the diff info needs to | |
| 2377 * be updated. */ | |
| 2378 diff_invalidate(curbuf); | |
| 2379 #endif | |
| 2380 #ifdef FEAT_FOLDING | |
| 2381 /* All folds in the window are invalid now. Mark them for update | |
| 2382 * before triggering autocommands. */ | |
| 2383 foldUpdateAll(curwin); | |
| 2384 #endif | |
| 2385 } | |
| 7 | 2386 else if (linecnt) /* appended at least one line */ |
| 2387 appended_lines_mark(from, linecnt); | |
| 2388 | |
| 2389 #ifndef ALWAYS_USE_GUI | |
| 2390 /* | |
| 2391 * If we were reading from the same terminal as where messages go, | |
| 2392 * the screen will have been messed up. | |
| 2393 * Switch on raw mode now and clear the screen. | |
| 2394 */ | |
| 2395 if (read_stdin) | |
| 2396 { | |
| 2397 settmode(TMODE_RAW); /* set to raw mode */ | |
| 2398 starttermcap(); | |
| 2399 screenclear(); | |
| 2400 } | |
| 2401 #endif | |
| 2402 | |
| 2403 if (got_int) | |
| 2404 { | |
| 2405 if (!(flags & READ_DUMMY)) | |
| 2406 { | |
| 2407 filemess(curbuf, sfname, (char_u *)_(e_interr), 0); | |
| 2408 if (newfile) | |
| 2409 curbuf->b_p_ro = TRUE; /* must use "w!" now */ | |
| 2410 } | |
| 2411 msg_scroll = msg_save; | |
| 2412 #ifdef FEAT_VIMINFO | |
| 2413 check_marks_read(); | |
| 2414 #endif | |
| 2415 return OK; /* an interrupt isn't really an error */ | |
| 2416 } | |
| 2417 | |
| 2418 if (!filtering && !(flags & READ_DUMMY)) | |
| 2419 { | |
| 2420 msg_add_fname(curbuf, sfname); /* fname in IObuff with quotes */ | |
| 2421 c = FALSE; | |
| 2422 | |
| 2423 #ifdef UNIX | |
|
14509
80f715651c4c
patch 8.1.0268: file type checking has too many #ifdef
Christian Brabandt <cb@256bit.org>
parents:
14475
diff
changeset
|
2424 if (S_ISFIFO(perm)) /* fifo */ |
| 7 | 2425 { |
| 2426 STRCAT(IObuff, _("[fifo]")); | |
| 2427 c = TRUE; | |
| 2428 } | |
|
14509
80f715651c4c
patch 8.1.0268: file type checking has too many #ifdef
Christian Brabandt <cb@256bit.org>
parents:
14475
diff
changeset
|
2429 if (S_ISSOCK(perm)) /* or socket */ |
| 7 | 2430 { |
| 2431 STRCAT(IObuff, _("[socket]")); | |
| 2432 c = TRUE; | |
| 2433 } | |
| 1313 | 2434 # ifdef OPEN_CHR_FILES |
| 2435 if (S_ISCHR(perm)) /* or character special */ | |
| 2436 { | |
| 2437 STRCAT(IObuff, _("[character special]")); | |
| 2438 c = TRUE; | |
| 2439 } | |
| 2440 # endif | |
| 7 | 2441 #endif |
| 2442 if (curbuf->b_p_ro) | |
| 2443 { | |
| 2444 STRCAT(IObuff, shortmess(SHM_RO) ? _("[RO]") : _("[readonly]")); | |
| 2445 c = TRUE; | |
| 2446 } | |
| 2447 if (read_no_eol_lnum) | |
| 2448 { | |
| 2449 msg_add_eol(); | |
| 2450 c = TRUE; | |
| 2451 } | |
| 2452 if (ff_error == EOL_DOS) | |
| 2453 { | |
| 2454 STRCAT(IObuff, _("[CR missing]")); | |
| 2455 c = TRUE; | |
| 2456 } | |
| 2457 if (split) | |
| 2458 { | |
| 2459 STRCAT(IObuff, _("[long lines split]")); | |
| 2460 c = TRUE; | |
| 2461 } | |
| 2462 if (notconverted) | |
| 2463 { | |
| 2464 STRCAT(IObuff, _("[NOT converted]")); | |
| 2465 c = TRUE; | |
| 2466 } | |
| 2467 else if (converted) | |
| 2468 { | |
| 2469 STRCAT(IObuff, _("[converted]")); | |
| 2470 c = TRUE; | |
| 2471 } | |
| 2472 #ifdef FEAT_CRYPT | |
| 2473 if (cryptkey != NULL) | |
| 2474 { | |
| 6122 | 2475 crypt_append_msg(curbuf); |
| 7 | 2476 c = TRUE; |
| 2477 } | |
| 2478 #endif | |
| 595 | 2479 if (conv_error != 0) |
| 2480 { | |
| 2481 sprintf((char *)IObuff + STRLEN(IObuff), | |
| 2482 _("[CONVERSION ERROR in line %ld]"), (long)conv_error); | |
| 7 | 2483 c = TRUE; |
| 2484 } | |
| 2485 else if (illegal_byte > 0) | |
| 2486 { | |
| 2487 sprintf((char *)IObuff + STRLEN(IObuff), | |
| 2488 _("[ILLEGAL BYTE in line %ld]"), (long)illegal_byte); | |
| 2489 c = TRUE; | |
| 2490 } | |
|
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
2491 else if (error) |
| 7 | 2492 { |
| 2493 STRCAT(IObuff, _("[READ ERRORS]")); | |
| 2494 c = TRUE; | |
| 2495 } | |
| 2496 if (msg_add_fileformat(fileformat)) | |
| 2497 c = TRUE; | |
| 2498 #ifdef FEAT_CRYPT | |
| 2499 if (cryptkey != NULL) | |
|
2180
f60a0c9cbe6c
Add the blowfish encryption patch from Mohsin Ahmed. Needs more work.
Bram Moolenaar <bram@vim.org>
parents:
2147
diff
changeset
|
2500 msg_add_lines(c, (long)linecnt, filesize |
| 6122 | 2501 - crypt_get_header_len(crypt_get_method_nr(curbuf))); |
| 7 | 2502 else |
| 2503 #endif | |
| 2504 msg_add_lines(c, (long)linecnt, filesize); | |
| 2505 | |
|
13244
ac42c4b11dbc
patch 8.0.1496: clearing a pointer takes two lines
Christian Brabandt <cb@256bit.org>
parents:
13240
diff
changeset
|
2506 VIM_CLEAR(keep_msg); |
| 7 | 2507 msg_scrolled_ign = TRUE; |
| 2508 #ifdef ALWAYS_USE_GUI | |
| 2509 /* Don't show the message when reading stdin, it would end up in a | |
| 2510 * message box (which might be shown when exiting!) */ | |
| 2511 if (read_stdin || read_buffer) | |
| 2512 p = msg_may_trunc(FALSE, IObuff); | |
| 2513 else | |
| 2514 #endif | |
|
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15531
diff
changeset
|
2515 p = (char_u *)msg_trunc_attr((char *)IObuff, FALSE, 0); |
| 7 | 2516 if (read_stdin || read_buffer || restart_edit != 0 |
| 540 | 2517 || (msg_scrolled != 0 && !need_wait_return)) |
| 7 | 2518 /* Need to repeat the message after redrawing when: |
| 2519 * - When reading from stdin (the screen will be cleared next). | |
| 2520 * - When restart_edit is set (otherwise there will be a delay | |
| 2521 * before redrawing). | |
| 2522 * - When the screen was scrolled but there is no wait-return | |
| 2523 * prompt. */ | |
| 679 | 2524 set_keep_msg(p, 0); |
| 7 | 2525 msg_scrolled_ign = FALSE; |
| 2526 } | |
| 2527 | |
| 2528 /* with errors writing the file requires ":w!" */ | |
| 2529 if (newfile && (error | |
| 595 | 2530 || conv_error != 0 |
|
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
2531 || (illegal_byte > 0 && bad_char_behavior != BAD_KEEP))) |
| 7 | 2532 curbuf->b_p_ro = TRUE; |
| 2533 | |
| 2534 u_clearline(); /* cannot use "U" command after adding lines */ | |
| 2535 | |
| 2536 /* | |
| 2537 * In Ex mode: cursor at last new line. | |
| 2538 * Otherwise: cursor at first new line. | |
| 2539 */ | |
| 2540 if (exmode_active) | |
| 2541 curwin->w_cursor.lnum = from + linecnt; | |
| 2542 else | |
| 2543 curwin->w_cursor.lnum = from + 1; | |
| 2544 check_cursor_lnum(); | |
| 2545 beginline(BL_WHITE | BL_FIX); /* on first non-blank */ | |
| 2546 | |
| 2547 /* | |
| 2548 * Set '[ and '] marks to the newly read lines. | |
| 2549 */ | |
| 2550 curbuf->b_op_start.lnum = from + 1; | |
| 2551 curbuf->b_op_start.col = 0; | |
| 2552 curbuf->b_op_end.lnum = from + linecnt; | |
| 2553 curbuf->b_op_end.col = 0; | |
| 696 | 2554 |
|
15868
7fad90423bd2
patch 8.1.0941: macros for MS-Windows are inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15840
diff
changeset
|
2555 #ifdef MSWIN |
| 696 | 2556 /* |
| 2557 * Work around a weird problem: When a file has two links (only | |
| 2558 * possible on NTFS) and we write through one link, then stat() it | |
| 1651 | 2559 * through the other link, the timestamp information may be wrong. |
| 696 | 2560 * It's correct again after reading the file, thus reset the timestamp |
| 2561 * here. | |
| 2562 */ | |
| 2563 if (newfile && !read_stdin && !read_buffer | |
| 2564 && mch_stat((char *)fname, &st) >= 0) | |
| 2565 { | |
| 2566 buf_store_time(curbuf, &st, fname); | |
| 2567 curbuf->b_mtime_read = curbuf->b_mtime; | |
| 2568 } | |
| 2569 #endif | |
| 7 | 2570 } |
| 2571 msg_scroll = msg_save; | |
| 2572 | |
| 2573 #ifdef FEAT_VIMINFO | |
| 2574 /* | |
| 2575 * Get the marks before executing autocommands, so they can be used there. | |
| 2576 */ | |
| 2577 check_marks_read(); | |
| 2578 #endif | |
| 2579 | |
| 2580 /* | |
| 6933 | 2581 * We remember if the last line of the read didn't have |
| 2582 * an eol even when 'binary' is off, to support turning 'fixeol' off, | |
| 2583 * or writing the read again with 'binary' on. The latter is required | |
| 2584 * for ":autocmd FileReadPost *.gz set bin|'[,']!gunzip" to work. | |
| 7 | 2585 */ |
| 2707 | 2586 curbuf->b_no_eol_lnum = read_no_eol_lnum; |
| 7 | 2587 |
|
2482
88751831fa0a
When undoing a reload, move the cursor to the first changed line.
Bram Moolenaar <bram@vim.org>
parents:
2410
diff
changeset
|
2588 /* When reloading a buffer put the cursor at the first line that is |
|
88751831fa0a
When undoing a reload, move the cursor to the first changed line.
Bram Moolenaar <bram@vim.org>
parents:
2410
diff
changeset
|
2589 * different. */ |
|
88751831fa0a
When undoing a reload, move the cursor to the first changed line.
Bram Moolenaar <bram@vim.org>
parents:
2410
diff
changeset
|
2590 if (flags & READ_KEEP_UNDO) |
|
88751831fa0a
When undoing a reload, move the cursor to the first changed line.
Bram Moolenaar <bram@vim.org>
parents:
2410
diff
changeset
|
2591 u_find_first_changed(); |
|
88751831fa0a
When undoing a reload, move the cursor to the first changed line.
Bram Moolenaar <bram@vim.org>
parents:
2410
diff
changeset
|
2592 |
|
2214
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
2593 #ifdef FEAT_PERSISTENT_UNDO |
|
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
2594 /* |
|
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
2595 * When opening a new file locate undo info and read it. |
|
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
2596 */ |
|
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
2597 if (read_undo_file) |
|
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
2598 { |
|
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
2599 char_u hash[UNDO_HASH_SIZE]; |
|
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
2600 |
|
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
2601 sha256_finish(&sha_ctx, hash); |
|
2238
3d0a7beb0d75
Made reading/writing undo info a bit more robust.
Bram Moolenaar <bram@vim.org>
parents:
2217
diff
changeset
|
2602 u_read_undo(NULL, hash, fname); |
|
2214
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
2603 } |
|
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
2604 #endif |
|
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
2605 |
|
9828
e84e45786691
commit https://github.com/vim/vim/commit/f71d7b9ee5ceba75f70c30845332ddd728fd16c6
Christian Brabandt <cb@256bit.org>
parents:
9682
diff
changeset
|
2606 if (!read_stdin && !read_fifo && (!read_buffer || sfname != NULL)) |
| 7 | 2607 { |
| 2608 int m = msg_scroll; | |
| 2609 int n = msg_scrolled; | |
| 2610 | |
| 2611 /* Save the fileformat now, otherwise the buffer will be considered | |
| 2612 * modified if the format/encoding was automatically detected. */ | |
| 819 | 2613 if (set_options) |
| 7 | 2614 save_file_ff(curbuf); |
| 2615 | |
| 2616 /* | |
| 2617 * The output from the autocommands should not overwrite anything and | |
| 2618 * should not be overwritten: Set msg_scroll, restore its value if no | |
| 2619 * output was done. | |
| 2620 */ | |
| 2621 msg_scroll = TRUE; | |
| 2622 if (filtering) | |
| 2623 apply_autocmds_exarg(EVENT_FILTERREADPOST, NULL, sfname, | |
| 2624 FALSE, curbuf, eap); | |
|
9828
e84e45786691
commit https://github.com/vim/vim/commit/f71d7b9ee5ceba75f70c30845332ddd728fd16c6
Christian Brabandt <cb@256bit.org>
parents:
9682
diff
changeset
|
2625 else if (newfile || (read_buffer && sfname != NULL)) |
|
8937
da4f6e238374
commit https://github.com/vim/vim/commit/c3691332f72169c486066200c0f3935418364900
Christian Brabandt <cb@256bit.org>
parents:
8212
diff
changeset
|
2626 { |
| 7 | 2627 apply_autocmds_exarg(EVENT_BUFREADPOST, NULL, sfname, |
| 2628 FALSE, curbuf, eap); | |
|
8937
da4f6e238374
commit https://github.com/vim/vim/commit/c3691332f72169c486066200c0f3935418364900
Christian Brabandt <cb@256bit.org>
parents:
8212
diff
changeset
|
2629 if (!au_did_filetype && *curbuf->b_p_ft != NUL) |
|
da4f6e238374
commit https://github.com/vim/vim/commit/c3691332f72169c486066200c0f3935418364900
Christian Brabandt <cb@256bit.org>
parents:
8212
diff
changeset
|
2630 /* |
|
da4f6e238374
commit https://github.com/vim/vim/commit/c3691332f72169c486066200c0f3935418364900
Christian Brabandt <cb@256bit.org>
parents:
8212
diff
changeset
|
2631 * EVENT_FILETYPE was not triggered but the buffer already has a |
|
da4f6e238374
commit https://github.com/vim/vim/commit/c3691332f72169c486066200c0f3935418364900
Christian Brabandt <cb@256bit.org>
parents:
8212
diff
changeset
|
2632 * filetype. Trigger EVENT_FILETYPE using the existing filetype. |
|
da4f6e238374
commit https://github.com/vim/vim/commit/c3691332f72169c486066200c0f3935418364900
Christian Brabandt <cb@256bit.org>
parents:
8212
diff
changeset
|
2633 */ |
|
da4f6e238374
commit https://github.com/vim/vim/commit/c3691332f72169c486066200c0f3935418364900
Christian Brabandt <cb@256bit.org>
parents:
8212
diff
changeset
|
2634 apply_autocmds(EVENT_FILETYPE, curbuf->b_p_ft, curbuf->b_fname, |
|
da4f6e238374
commit https://github.com/vim/vim/commit/c3691332f72169c486066200c0f3935418364900
Christian Brabandt <cb@256bit.org>
parents:
8212
diff
changeset
|
2635 TRUE, curbuf); |
|
da4f6e238374
commit https://github.com/vim/vim/commit/c3691332f72169c486066200c0f3935418364900
Christian Brabandt <cb@256bit.org>
parents:
8212
diff
changeset
|
2636 } |
| 7 | 2637 else |
| 2638 apply_autocmds_exarg(EVENT_FILEREADPOST, sfname, sfname, | |
| 2639 FALSE, NULL, eap); | |
| 2640 if (msg_scrolled == n) | |
| 2641 msg_scroll = m; | |
| 2707 | 2642 # ifdef FEAT_EVAL |
| 7 | 2643 if (aborting()) /* autocmds may abort script processing */ |
| 2644 return FAIL; | |
| 2707 | 2645 # endif |
| 2646 } | |
| 2647 | |
| 7 | 2648 if (recoverymode && error) |
| 2649 return FAIL; | |
| 2650 return OK; | |
| 2651 } | |
| 2652 | |
|
9911
74e345d2878c
commit https://github.com/vim/vim/commit/f04507d132fbcb63999167ec006fc6e700b5af4f
Christian Brabandt <cb@256bit.org>
parents:
9828
diff
changeset
|
2653 #if defined(OPEN_CHR_FILES) || defined(PROTO) |
| 1313 | 2654 /* |
| 2655 * Returns TRUE if the file name argument is of the form "/dev/fd/\d\+", | |
| 2656 * which is the name of files used for process substitution output by | |
| 2657 * some shells on some operating systems, e.g., bash on SunOS. | |
| 2658 * Do not accept "/dev/fd/[012]", opening these may hang Vim. | |
| 2659 */ | |
|
9911
74e345d2878c
commit https://github.com/vim/vim/commit/f04507d132fbcb63999167ec006fc6e700b5af4f
Christian Brabandt <cb@256bit.org>
parents:
9828
diff
changeset
|
2660 int |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
2661 is_dev_fd_file(char_u *fname) |
| 1313 | 2662 { |
| 2663 return (STRNCMP(fname, "/dev/fd/", 8) == 0 | |
| 2664 && VIM_ISDIGIT(fname[8]) | |
| 2665 && *skipdigits(fname + 9) == NUL | |
| 2666 && (fname[9] != NUL | |
| 2667 || (fname[8] != '0' && fname[8] != '1' && fname[8] != '2'))); | |
| 2668 } | |
| 2669 #endif | |
| 2670 | |
| 595 | 2671 /* |
| 2672 * From the current line count and characters read after that, estimate the | |
| 2673 * line number where we are now. | |
| 2674 * Used for error messages that include a line number. | |
| 2675 */ | |
| 2676 static linenr_T | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
2677 readfile_linenr( |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
2678 linenr_T linecnt, /* line count before reading more bytes */ |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
2679 char_u *p, /* start of more bytes read */ |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
2680 char_u *endp) /* end of more bytes read */ |
| 595 | 2681 { |
| 2682 char_u *s; | |
| 2683 linenr_T lnum; | |
| 2684 | |
| 2685 lnum = curbuf->b_ml.ml_line_count - linecnt + 1; | |
| 2686 for (s = p; s < endp; ++s) | |
| 2687 if (*s == '\n') | |
| 2688 ++lnum; | |
| 2689 return lnum; | |
| 2690 } | |
| 2691 | |
| 7 | 2692 /* |
| 612 | 2693 * Fill "*eap" to force the 'fileencoding', 'fileformat' and 'binary to be |
| 2694 * equal to the buffer "buf". Used for calling readfile(). | |
| 7 | 2695 * Returns OK or FAIL. |
| 2696 */ | |
| 2697 int | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
2698 prep_exarg(exarg_T *eap, buf_T *buf) |
| 7 | 2699 { |
|
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
2700 eap->cmd = alloc(15 + (unsigned)STRLEN(buf->b_p_fenc)); |
| 7 | 2701 if (eap->cmd == NULL) |
| 2702 return FAIL; | |
| 2703 | |
|
13575
4df23d9bad47
patch 8.0.1660: the terminal API "drop" command doesn't support options
Christian Brabandt <cb@256bit.org>
parents:
13444
diff
changeset
|
2704 sprintf((char *)eap->cmd, "e ++enc=%s", buf->b_p_fenc); |
|
4df23d9bad47
patch 8.0.1660: the terminal API "drop" command doesn't support options
Christian Brabandt <cb@256bit.org>
parents:
13444
diff
changeset
|
2705 eap->force_enc = 8; |
| 612 | 2706 eap->bad_char = buf->b_bad_char; |
|
13575
4df23d9bad47
patch 8.0.1660: the terminal API "drop" command doesn't support options
Christian Brabandt <cb@256bit.org>
parents:
13444
diff
changeset
|
2707 eap->force_ff = *buf->b_p_ff; |
| 612 | 2708 |
| 2709 eap->force_bin = buf->b_p_bin ? FORCE_BIN : FORCE_NOBIN; | |
| 819 | 2710 eap->read_edit = FALSE; |
| 612 | 2711 eap->forceit = FALSE; |
| 7 | 2712 return OK; |
| 2713 } | |
| 2714 | |
|
5231
74d2f3188cd0
updated for version 7.4a.041
Bram Moolenaar <bram@vim.org>
parents:
5104
diff
changeset
|
2715 /* |
|
74d2f3188cd0
updated for version 7.4a.041
Bram Moolenaar <bram@vim.org>
parents:
5104
diff
changeset
|
2716 * Set default or forced 'fileformat' and 'binary'. |
|
74d2f3188cd0
updated for version 7.4a.041
Bram Moolenaar <bram@vim.org>
parents:
5104
diff
changeset
|
2717 */ |
|
74d2f3188cd0
updated for version 7.4a.041
Bram Moolenaar <bram@vim.org>
parents:
5104
diff
changeset
|
2718 void |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
2719 set_file_options(int set_options, exarg_T *eap) |
|
5231
74d2f3188cd0
updated for version 7.4a.041
Bram Moolenaar <bram@vim.org>
parents:
5104
diff
changeset
|
2720 { |
|
74d2f3188cd0
updated for version 7.4a.041
Bram Moolenaar <bram@vim.org>
parents:
5104
diff
changeset
|
2721 /* set default 'fileformat' */ |
|
74d2f3188cd0
updated for version 7.4a.041
Bram Moolenaar <bram@vim.org>
parents:
5104
diff
changeset
|
2722 if (set_options) |
|
74d2f3188cd0
updated for version 7.4a.041
Bram Moolenaar <bram@vim.org>
parents:
5104
diff
changeset
|
2723 { |
|
74d2f3188cd0
updated for version 7.4a.041
Bram Moolenaar <bram@vim.org>
parents:
5104
diff
changeset
|
2724 if (eap != NULL && eap->force_ff != 0) |
|
74d2f3188cd0
updated for version 7.4a.041
Bram Moolenaar <bram@vim.org>
parents:
5104
diff
changeset
|
2725 set_fileformat(get_fileformat_force(curbuf, eap), OPT_LOCAL); |
|
74d2f3188cd0
updated for version 7.4a.041
Bram Moolenaar <bram@vim.org>
parents:
5104
diff
changeset
|
2726 else if (*p_ffs != NUL) |
|
74d2f3188cd0
updated for version 7.4a.041
Bram Moolenaar <bram@vim.org>
parents:
5104
diff
changeset
|
2727 set_fileformat(default_fileformat(), OPT_LOCAL); |
|
74d2f3188cd0
updated for version 7.4a.041
Bram Moolenaar <bram@vim.org>
parents:
5104
diff
changeset
|
2728 } |
|
74d2f3188cd0
updated for version 7.4a.041
Bram Moolenaar <bram@vim.org>
parents:
5104
diff
changeset
|
2729 |
|
74d2f3188cd0
updated for version 7.4a.041
Bram Moolenaar <bram@vim.org>
parents:
5104
diff
changeset
|
2730 /* set or reset 'binary' */ |
|
74d2f3188cd0
updated for version 7.4a.041
Bram Moolenaar <bram@vim.org>
parents:
5104
diff
changeset
|
2731 if (eap != NULL && eap->force_bin != 0) |
|
74d2f3188cd0
updated for version 7.4a.041
Bram Moolenaar <bram@vim.org>
parents:
5104
diff
changeset
|
2732 { |
|
74d2f3188cd0
updated for version 7.4a.041
Bram Moolenaar <bram@vim.org>
parents:
5104
diff
changeset
|
2733 int oldval = curbuf->b_p_bin; |
|
74d2f3188cd0
updated for version 7.4a.041
Bram Moolenaar <bram@vim.org>
parents:
5104
diff
changeset
|
2734 |
|
74d2f3188cd0
updated for version 7.4a.041
Bram Moolenaar <bram@vim.org>
parents:
5104
diff
changeset
|
2735 curbuf->b_p_bin = (eap->force_bin == FORCE_BIN); |
|
74d2f3188cd0
updated for version 7.4a.041
Bram Moolenaar <bram@vim.org>
parents:
5104
diff
changeset
|
2736 set_options_bin(oldval, curbuf->b_p_bin, OPT_LOCAL); |
|
74d2f3188cd0
updated for version 7.4a.041
Bram Moolenaar <bram@vim.org>
parents:
5104
diff
changeset
|
2737 } |
|
74d2f3188cd0
updated for version 7.4a.041
Bram Moolenaar <bram@vim.org>
parents:
5104
diff
changeset
|
2738 } |
|
74d2f3188cd0
updated for version 7.4a.041
Bram Moolenaar <bram@vim.org>
parents:
5104
diff
changeset
|
2739 |
|
74d2f3188cd0
updated for version 7.4a.041
Bram Moolenaar <bram@vim.org>
parents:
5104
diff
changeset
|
2740 /* |
|
74d2f3188cd0
updated for version 7.4a.041
Bram Moolenaar <bram@vim.org>
parents:
5104
diff
changeset
|
2741 * Set forced 'fileencoding'. |
|
74d2f3188cd0
updated for version 7.4a.041
Bram Moolenaar <bram@vim.org>
parents:
5104
diff
changeset
|
2742 */ |
|
74d2f3188cd0
updated for version 7.4a.041
Bram Moolenaar <bram@vim.org>
parents:
5104
diff
changeset
|
2743 void |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
2744 set_forced_fenc(exarg_T *eap) |
|
5231
74d2f3188cd0
updated for version 7.4a.041
Bram Moolenaar <bram@vim.org>
parents:
5104
diff
changeset
|
2745 { |
|
74d2f3188cd0
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diff
changeset
|
2746 if (eap->force_enc != 0) |
|
74d2f3188cd0
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Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
2747 { |
|
74d2f3188cd0
updated for version 7.4a.041
Bram Moolenaar <bram@vim.org>
parents:
5104
diff
changeset
|
2748 char_u *fenc = enc_canonize(eap->cmd + eap->force_enc); |
|
74d2f3188cd0
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Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
2749 |
|
74d2f3188cd0
updated for version 7.4a.041
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
2750 if (fenc != NULL) |
|
74d2f3188cd0
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parents:
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diff
changeset
|
2751 set_string_option_direct((char_u *)"fenc", -1, |
|
74d2f3188cd0
updated for version 7.4a.041
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parents:
5104
diff
changeset
|
2752 fenc, OPT_FREE|OPT_LOCAL, 0); |
|
74d2f3188cd0
updated for version 7.4a.041
Bram Moolenaar <bram@vim.org>
parents:
5104
diff
changeset
|
2753 vim_free(fenc); |
|
74d2f3188cd0
updated for version 7.4a.041
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parents:
5104
diff
changeset
|
2754 } |
|
74d2f3188cd0
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Bram Moolenaar <bram@vim.org>
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diff
changeset
|
2755 } |
|
74d2f3188cd0
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Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
2756 |
| 7 | 2757 /* |
| 2758 * Find next fileencoding to use from 'fileencodings'. | |
| 2759 * "pp" points to fenc_next. It's advanced to the next item. | |
| 2760 * When there are no more items, an empty string is returned and *pp is set to | |
| 2761 * NULL. | |
|
17692
1e3ff1eae4c3
patch 8.1.1843: might be freeing memory that was not allocated
Bram Moolenaar <Bram@vim.org>
parents:
17584
diff
changeset
|
2762 * When *pp is not set to NULL, the result is in allocated memory and "alloced" |
|
1e3ff1eae4c3
patch 8.1.1843: might be freeing memory that was not allocated
Bram Moolenaar <Bram@vim.org>
parents:
17584
diff
changeset
|
2763 * is set to TRUE. |
| 7 | 2764 */ |
| 2765 static char_u * | |
|
17692
1e3ff1eae4c3
patch 8.1.1843: might be freeing memory that was not allocated
Bram Moolenaar <Bram@vim.org>
parents:
17584
diff
changeset
|
2766 next_fenc(char_u **pp, int *alloced) |
| 7 | 2767 { |
| 2768 char_u *p; | |
| 2769 char_u *r; | |
| 2770 | |
|
17692
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patch 8.1.1843: might be freeing memory that was not allocated
Bram Moolenaar <Bram@vim.org>
parents:
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diff
changeset
|
2771 *alloced = FALSE; |
| 7 | 2772 if (**pp == NUL) |
| 2773 { | |
| 2774 *pp = NULL; | |
| 2775 return (char_u *)""; | |
| 2776 } | |
| 2777 p = vim_strchr(*pp, ','); | |
| 2778 if (p == NULL) | |
| 2779 { | |
| 2780 r = enc_canonize(*pp); | |
| 2781 *pp += STRLEN(*pp); | |
| 2782 } | |
| 2783 else | |
| 2784 { | |
| 2785 r = vim_strnsave(*pp, (int)(p - *pp)); | |
| 2786 *pp = p + 1; | |
| 2787 if (r != NULL) | |
| 2788 { | |
| 2789 p = enc_canonize(r); | |
| 2790 vim_free(r); | |
| 2791 r = p; | |
| 2792 } | |
| 2793 } | |
|
17692
1e3ff1eae4c3
patch 8.1.1843: might be freeing memory that was not allocated
Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
2794 if (r != NULL) |
|
1e3ff1eae4c3
patch 8.1.1843: might be freeing memory that was not allocated
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diff
changeset
|
2795 *alloced = TRUE; |
|
1e3ff1eae4c3
patch 8.1.1843: might be freeing memory that was not allocated
Bram Moolenaar <Bram@vim.org>
parents:
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diff
changeset
|
2796 else |
|
1e3ff1eae4c3
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Bram Moolenaar <Bram@vim.org>
parents:
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diff
changeset
|
2797 { |
|
1e3ff1eae4c3
patch 8.1.1843: might be freeing memory that was not allocated
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parents:
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diff
changeset
|
2798 // out of memory |
| 7 | 2799 r = (char_u *)""; |
| 2800 *pp = NULL; | |
| 2801 } | |
| 2802 return r; | |
| 2803 } | |
| 2804 | |
|
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
2805 #ifdef FEAT_EVAL |
| 7 | 2806 /* |
| 2807 * Convert a file with the 'charconvert' expression. | |
| 2808 * This closes the file which is to be read, converts it and opens the | |
| 2809 * resulting file for reading. | |
| 2810 * Returns name of the resulting converted file (the caller should delete it | |
| 2811 * after reading it). | |
| 2812 * Returns NULL if the conversion failed ("*fdp" is not set) . | |
| 2813 */ | |
| 2814 static char_u * | |
|
7819
f86adafb28d4
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7801
diff
changeset
|
2815 readfile_charconvert( |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
2816 char_u *fname, /* name of input file */ |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
2817 char_u *fenc, /* converted from */ |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
2818 int *fdp) /* in/out: file descriptor of file */ |
| 7 | 2819 { |
| 2820 char_u *tmpname; | |
|
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15531
diff
changeset
|
2821 char *errmsg = NULL; |
| 7 | 2822 |
| 6721 | 2823 tmpname = vim_tempname('r', FALSE); |
| 7 | 2824 if (tmpname == NULL) |
|
15543
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patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15531
diff
changeset
|
2825 errmsg = _("Can't find temp file for conversion"); |
| 7 | 2826 else |
| 2827 { | |
| 2828 close(*fdp); /* close the input file, ignore errors */ | |
| 2829 *fdp = -1; | |
| 2830 if (eval_charconvert(fenc, enc_utf8 ? (char_u *)"utf-8" : p_enc, | |
| 2831 fname, tmpname) == FAIL) | |
|
15543
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Bram Moolenaar <Bram@vim.org>
parents:
15531
diff
changeset
|
2832 errmsg = _("Conversion with 'charconvert' failed"); |
| 7 | 2833 if (errmsg == NULL && (*fdp = mch_open((char *)tmpname, |
| 2834 O_RDONLY | O_EXTRA, 0)) < 0) | |
|
15543
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patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15531
diff
changeset
|
2835 errmsg = _("can't read output of 'charconvert'"); |
| 7 | 2836 } |
| 2837 | |
| 2838 if (errmsg != NULL) | |
| 2839 { | |
| 2840 /* Don't use emsg(), it breaks mappings, the retry with | |
| 2841 * another type of conversion might still work. */ | |
|
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15531
diff
changeset
|
2842 msg(errmsg); |
| 7 | 2843 if (tmpname != NULL) |
| 2844 { | |
| 2845 mch_remove(tmpname); /* delete converted file */ | |
|
13244
ac42c4b11dbc
patch 8.0.1496: clearing a pointer takes two lines
Christian Brabandt <cb@256bit.org>
parents:
13240
diff
changeset
|
2846 VIM_CLEAR(tmpname); |
| 7 | 2847 } |
| 2848 } | |
| 2849 | |
| 2850 /* If the input file is closed, open it (caller should check for error). */ | |
| 2851 if (*fdp < 0) | |
| 2852 *fdp = mch_open((char *)fname, O_RDONLY | O_EXTRA, 0); | |
| 2853 | |
| 2854 return tmpname; | |
| 2855 } | |
|
15595
1ec942f1b648
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Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
2856 #endif |
|
1ec942f1b648
patch 8.1.0805: too many #ifdefs
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parents:
15555
diff
changeset
|
2857 |
|
2239
732cb7b31956
Crypt the text in the undo file if the file itself is crypted.
Bram Moolenaar <bram@vim.org>
parents:
2238
diff
changeset
|
2858 #if defined(FEAT_CRYPT) || defined(PROTO) |
| 7 | 2859 /* |
|
2180
f60a0c9cbe6c
Add the blowfish encryption patch from Mohsin Ahmed. Needs more work.
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parents:
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diff
changeset
|
2860 * Check for magic number used for encryption. Applies to the current buffer. |
| 7 | 2861 * If found, the magic number is removed from ptr[*sizep] and *sizep and |
| 2862 * *filesizep are updated. | |
| 2863 * Return the (new) encryption key, NULL for no encryption. | |
| 2864 */ | |
| 2865 static char_u * | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
2866 check_for_cryptkey( |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
2867 char_u *cryptkey, /* previous encryption key or NULL */ |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
2868 char_u *ptr, /* pointer to read bytes */ |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
2869 long *sizep, /* length of read bytes */ |
|
9387
f094d4085014
commit https://github.com/vim/vim/commit/8767f52fbfd4f053ce00a978227c95f1d7d323fe
Christian Brabandt <cb@256bit.org>
parents:
9291
diff
changeset
|
2870 off_T *filesizep, /* nr of bytes used from file */ |
|
7819
f86adafb28d4
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Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
2871 int newfile, /* editing a new buffer */ |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
2872 char_u *fname, /* file name to display */ |
|
f86adafb28d4
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Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
2873 int *did_ask) /* flag: whether already asked for key */ |
| 7 | 2874 { |
| 6122 | 2875 int method = crypt_method_nr_from_magic((char *)ptr, *sizep); |
| 5312 | 2876 int b_p_ro = curbuf->b_p_ro; |
|
2180
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Bram Moolenaar <bram@vim.org>
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2147
diff
changeset
|
2877 |
|
f60a0c9cbe6c
Add the blowfish encryption patch from Mohsin Ahmed. Needs more work.
Bram Moolenaar <bram@vim.org>
parents:
2147
diff
changeset
|
2878 if (method >= 0) |
|
f60a0c9cbe6c
Add the blowfish encryption patch from Mohsin Ahmed. Needs more work.
Bram Moolenaar <bram@vim.org>
parents:
2147
diff
changeset
|
2879 { |
| 5312 | 2880 /* Mark the buffer as read-only until the decryption has taken place. |
| 2881 * Avoids accidentally overwriting the file with garbage. */ | |
| 2882 curbuf->b_p_ro = TRUE; | |
| 2883 | |
| 6130 | 2884 /* Set the cryptmethod local to the buffer. */ |
| 6122 | 2885 crypt_set_cm_option(curbuf, method); |
|
2204
c493d6bfde09
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Bram Moolenaar <bram@vim.org>
parents:
2180
diff
changeset
|
2886 if (cryptkey == NULL && !*did_ask) |
| 7 | 2887 { |
| 2888 if (*curbuf->b_p_key) | |
| 2889 cryptkey = curbuf->b_p_key; | |
| 2890 else | |
| 2891 { | |
|
2180
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Add the blowfish encryption patch from Mohsin Ahmed. Needs more work.
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diff
changeset
|
2892 /* When newfile is TRUE, store the typed key in the 'key' |
|
f60a0c9cbe6c
Add the blowfish encryption patch from Mohsin Ahmed. Needs more work.
Bram Moolenaar <bram@vim.org>
parents:
2147
diff
changeset
|
2893 * option and don't free it. bf needs hash of the key saved. |
|
2204
c493d6bfde09
A few more changes for encryption. Add test that encrypted file can be read.
Bram Moolenaar <bram@vim.org>
parents:
2180
diff
changeset
|
2894 * Don't ask for the key again when first time Enter was hit. |
|
c493d6bfde09
A few more changes for encryption. Add test that encrypted file can be read.
Bram Moolenaar <bram@vim.org>
parents:
2180
diff
changeset
|
2895 * Happens when retrying to detect encoding. */ |
|
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15442
diff
changeset
|
2896 smsg(_(need_key_msg), fname); |
| 2267 | 2897 msg_scroll = TRUE; |
| 6353 | 2898 crypt_check_method(method); |
| 6122 | 2899 cryptkey = crypt_get_key(newfile, FALSE); |
|
2204
c493d6bfde09
A few more changes for encryption. Add test that encrypted file can be read.
Bram Moolenaar <bram@vim.org>
parents:
2180
diff
changeset
|
2900 *did_ask = TRUE; |
|
c493d6bfde09
A few more changes for encryption. Add test that encrypted file can be read.
Bram Moolenaar <bram@vim.org>
parents:
2180
diff
changeset
|
2901 |
| 7 | 2902 /* check if empty key entered */ |
| 2903 if (cryptkey != NULL && *cryptkey == NUL) | |
| 2904 { | |
| 2905 if (cryptkey != curbuf->b_p_key) | |
| 2906 vim_free(cryptkey); | |
| 2907 cryptkey = NULL; | |
| 2908 } | |
| 2909 } | |
| 2910 } | |
| 2911 | |
| 2912 if (cryptkey != NULL) | |
| 2913 { | |
| 6122 | 2914 int header_len; |
| 2915 | |
| 2916 curbuf->b_cryptstate = crypt_create_from_header( | |
| 2917 method, cryptkey, ptr); | |
| 2918 crypt_set_cm_option(curbuf, method); | |
| 2919 | |
| 2920 /* Remove cryptmethod specific header from the text. */ | |
| 2921 header_len = crypt_get_header_len(method); | |
|
10221
fb1fde4fcff7
commit https://github.com/vim/vim/commit/680e015bfe19be6772d3bd754486fbd45c1a9d3b
Christian Brabandt <cb@256bit.org>
parents:
10086
diff
changeset
|
2922 if (*sizep <= header_len) |
|
fb1fde4fcff7
commit https://github.com/vim/vim/commit/680e015bfe19be6772d3bd754486fbd45c1a9d3b
Christian Brabandt <cb@256bit.org>
parents:
10086
diff
changeset
|
2923 /* invalid header, buffer can't be encrypted */ |
|
fb1fde4fcff7
commit https://github.com/vim/vim/commit/680e015bfe19be6772d3bd754486fbd45c1a9d3b
Christian Brabandt <cb@256bit.org>
parents:
10086
diff
changeset
|
2924 return NULL; |
| 6122 | 2925 *filesizep += header_len; |
| 2926 *sizep -= header_len; | |
| 2927 mch_memmove(ptr, ptr + header_len, (size_t)*sizep); | |
| 2928 | |
| 5312 | 2929 /* Restore the read-only flag. */ |
| 2930 curbuf->b_p_ro = b_p_ro; | |
|
2180
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Add the blowfish encryption patch from Mohsin Ahmed. Needs more work.
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diff
changeset
|
2931 } |
|
f60a0c9cbe6c
Add the blowfish encryption patch from Mohsin Ahmed. Needs more work.
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parents:
2147
diff
changeset
|
2932 } |
|
f60a0c9cbe6c
Add the blowfish encryption patch from Mohsin Ahmed. Needs more work.
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diff
changeset
|
2933 /* When starting to edit a new file which does not have encryption, clear |
|
f60a0c9cbe6c
Add the blowfish encryption patch from Mohsin Ahmed. Needs more work.
Bram Moolenaar <bram@vim.org>
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diff
changeset
|
2934 * the 'key' option, except when starting up (called with -x argument) */ |
|
2410
8f6106dd3d12
Fix: editing a not encrypted file after a crypted file messed up reading the
Bram Moolenaar <bram@vim.org>
parents:
2394
diff
changeset
|
2935 else if (newfile && *curbuf->b_p_key != NUL && !starting) |
| 7 | 2936 set_option_value((char_u *)"key", 0L, (char_u *)"", OPT_LOCAL); |
| 2937 | |
| 2938 return cryptkey; | |
| 2939 } | |
|
2265
b7cb69ab616d
Added salt to blowfish encryption.
Bram Moolenaar <bram@vim.org>
parents:
2261
diff
changeset
|
2940 #endif /* FEAT_CRYPT */ |
|
b7cb69ab616d
Added salt to blowfish encryption.
Bram Moolenaar <bram@vim.org>
parents:
2261
diff
changeset
|
2941 |
| 7 | 2942 #ifdef UNIX |
| 2943 static void | |
|
7819
f86adafb28d4
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7801
diff
changeset
|
2944 set_file_time( |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
2945 char_u *fname, |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
2946 time_t atime, /* access time */ |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
2947 time_t mtime) /* modification time */ |
| 7 | 2948 { |
| 2949 # if defined(HAVE_UTIME) && defined(HAVE_UTIME_H) | |
| 2950 struct utimbuf buf; | |
| 2951 | |
| 2952 buf.actime = atime; | |
| 2953 buf.modtime = mtime; | |
| 2954 (void)utime((char *)fname, &buf); | |
| 2955 # else | |
| 2956 # if defined(HAVE_UTIMES) | |
| 2957 struct timeval tvp[2]; | |
| 2958 | |
| 2959 tvp[0].tv_sec = atime; | |
| 2960 tvp[0].tv_usec = 0; | |
| 2961 tvp[1].tv_sec = mtime; | |
| 2962 tvp[1].tv_usec = 0; | |
| 2963 # ifdef NeXT | |
| 2964 (void)utimes((char *)fname, tvp); | |
| 2965 # else | |
| 2966 (void)utimes((char *)fname, (const struct timeval *)&tvp); | |
| 2967 # endif | |
| 2968 # endif | |
| 2969 # endif | |
| 2970 } | |
| 2971 #endif /* UNIX */ | |
| 2972 | |
| 22 | 2973 #if defined(VMS) && !defined(MIN) |
| 2974 /* Older DECC compiler for VAX doesn't define MIN() */ | |
| 2975 # define MIN(a, b) ((a) < (b) ? (a) : (b)) | |
| 2976 #endif | |
| 2977 | |
| 7 | 2978 /* |
| 1303 | 2979 * Return TRUE if a file appears to be read-only from the file permissions. |
| 2980 */ | |
| 2981 int | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
2982 check_file_readonly( |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
2983 char_u *fname, /* full path to file */ |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
2984 int perm) /* known permissions on file */ |
| 1303 | 2985 { |
| 2986 #ifndef USE_MCH_ACCESS | |
| 2987 int fd = 0; | |
| 2988 #endif | |
| 2989 | |
| 2990 return ( | |
| 2991 #ifdef USE_MCH_ACCESS | |
| 2992 # ifdef UNIX | |
| 2993 (perm & 0222) == 0 || | |
| 2994 # endif | |
| 2995 mch_access((char *)fname, W_OK) | |
| 2996 #else | |
| 2997 (fd = mch_open((char *)fname, O_RDWR | O_EXTRA, 0)) < 0 | |
| 2998 ? TRUE : (close(fd), FALSE) | |
| 2999 #endif | |
| 3000 ); | |
| 3001 } | |
| 3002 | |
| 3003 | |
| 3004 /* | |
| 589 | 3005 * buf_write() - write to file "fname" lines "start" through "end" |
| 7 | 3006 * |
| 3007 * We do our own buffering here because fwrite() is so slow. | |
| 3008 * | |
| 589 | 3009 * If "forceit" is true, we don't care for errors when attempting backups. |
| 3010 * In case of an error everything possible is done to restore the original | |
| 1698 | 3011 * file. But when "forceit" is TRUE, we risk losing it. |
| 589 | 3012 * |
| 3013 * When "reset_changed" is TRUE and "append" == FALSE and "start" == 1 and | |
| 3014 * "end" == curbuf->b_ml.ml_line_count, reset curbuf->b_changed. | |
| 7 | 3015 * |
| 3016 * This function must NOT use NameBuff (because it's called by autowrite()). | |
| 3017 * | |
| 3018 * return FAIL for failure, OK otherwise | |
| 3019 */ | |
| 3020 int | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
3021 buf_write( |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
3022 buf_T *buf, |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
3023 char_u *fname, |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
3024 char_u *sfname, |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
3025 linenr_T start, |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
3026 linenr_T end, |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
3027 exarg_T *eap, /* for forced 'ff' and 'fenc', can be |
| 7 | 3028 NULL! */ |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
3029 int append, /* append to the file */ |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
3030 int forceit, |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
3031 int reset_changed, |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
3032 int filtering) |
| 7 | 3033 { |
| 3034 int fd; | |
| 3035 char_u *backup = NULL; | |
| 3036 int backup_copy = FALSE; /* copy the original file? */ | |
| 3037 int dobackup; | |
| 3038 char_u *ffname; | |
| 3039 char_u *wfname = NULL; /* name of file to write to */ | |
| 3040 char_u *s; | |
| 3041 char_u *ptr; | |
| 3042 char_u c; | |
| 3043 int len; | |
| 3044 linenr_T lnum; | |
| 3045 long nchars; | |
| 3046 char_u *errmsg = NULL; | |
| 1947 | 3047 int errmsg_allocated = FALSE; |
| 7 | 3048 char_u *errnum = NULL; |
| 3049 char_u *buffer; | |
| 3050 char_u smallbuf[SMBUFSIZE]; | |
| 3051 char_u *backup_ext; | |
| 3052 int bufsize; | |
| 3053 long perm; /* file permissions */ | |
| 3054 int retval = OK; | |
| 3055 int newfile = FALSE; /* TRUE if file doesn't exist yet */ | |
| 3056 int msg_save = msg_scroll; | |
| 3057 int overwriting; /* TRUE if writing over original */ | |
| 3058 int no_eol = FALSE; /* no end-of-line written */ | |
| 3059 int device = FALSE; /* writing to a device */ | |
|
9387
f094d4085014
commit https://github.com/vim/vim/commit/8767f52fbfd4f053ce00a978227c95f1d7d323fe
Christian Brabandt <cb@256bit.org>
parents:
9291
diff
changeset
|
3060 stat_T st_old; |
| 7 | 3061 int prev_got_int = got_int; |
|
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
3062 int checking_conversion; |
| 7 | 3063 int file_readonly = FALSE; /* overwritten file is read-only */ |
| 3064 static char *err_readonly = "is read-only (cannot override: \"W\" in 'cpoptions')"; | |
|
9536
b2aada04d84e
commit https://github.com/vim/vim/commit/a06ecab7a5159e744448ace731036f0dc5f87dd4
Christian Brabandt <cb@256bit.org>
parents:
9509
diff
changeset
|
3065 #if defined(UNIX) /*XXX fix me sometime? */ |
| 7 | 3066 int made_writable = FALSE; /* 'w' bit has been set */ |
| 3067 #endif | |
| 3068 /* writing everything */ | |
| 3069 int whole = (start == 1 && end == buf->b_ml.ml_line_count); | |
| 3070 linenr_T old_line_count = buf->b_ml.ml_line_count; | |
| 3071 int attr; | |
| 3072 int fileformat; | |
| 3073 int write_bin; | |
| 3074 struct bw_info write_info; /* info for buf_write_bytes() */ | |
| 3075 int converted = FALSE; | |
| 3076 int notconverted = FALSE; | |
| 3077 char_u *fenc; /* effective 'fileencoding' */ | |
| 3078 char_u *fenc_tofree = NULL; /* allocated "fenc" */ | |
| 3079 #ifdef HAS_BW_FLAGS | |
| 3080 int wb_flags = 0; | |
| 3081 #endif | |
| 3082 #ifdef HAVE_ACL | |
| 3083 vim_acl_T acl = NULL; /* ACL copied from original file to | |
| 3084 backup or new file */ | |
| 3085 #endif | |
|
2214
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Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
3086 #ifdef FEAT_PERSISTENT_UNDO |
|
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
3087 int write_undo_file = FALSE; |
|
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
3088 context_sha256_T sha_ctx; |
|
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
3089 #endif |
| 6243 | 3090 unsigned int bkc = get_bkc_value(buf); |
| 7 | 3091 |
| 3092 if (fname == NULL || *fname == NUL) /* safety check */ | |
| 3093 return FAIL; | |
| 2028 | 3094 if (buf->b_ml.ml_mfp == NULL) |
| 3095 { | |
| 3096 /* This can happen during startup when there is a stray "w" in the | |
| 3097 * vimrc file. */ | |
|
15470
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patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15442
diff
changeset
|
3098 emsg(_(e_emptybuf)); |
| 2028 | 3099 return FAIL; |
| 3100 } | |
| 7 | 3101 |
| 3102 /* | |
| 3103 * Disallow writing from .exrc and .vimrc in current directory for | |
| 3104 * security reasons. | |
| 3105 */ | |
| 3106 if (check_secure()) | |
| 3107 return FAIL; | |
| 3108 | |
| 3109 /* Avoid a crash for a long name. */ | |
| 3110 if (STRLEN(fname) >= MAXPATHL) | |
| 3111 { | |
|
15470
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patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15442
diff
changeset
|
3112 emsg(_(e_longname)); |
| 7 | 3113 return FAIL; |
| 3114 } | |
| 3115 | |
| 3116 /* must init bw_conv_buf and bw_iconv_fd before jumping to "fail" */ | |
| 3117 write_info.bw_conv_buf = NULL; | |
| 3118 write_info.bw_conv_error = FALSE; | |
| 1947 | 3119 write_info.bw_conv_error_lnum = 0; |
| 7 | 3120 write_info.bw_restlen = 0; |
|
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
3121 #ifdef USE_ICONV |
| 7 | 3122 write_info.bw_iconv_fd = (iconv_t)-1; |
| 3123 #endif | |
| 6122 | 3124 #ifdef FEAT_CRYPT |
| 3125 write_info.bw_buffer = buf; | |
| 3126 #endif | |
| 7 | 3127 |
| 167 | 3128 /* After writing a file changedtick changes but we don't want to display |
| 3129 * the line. */ | |
| 3130 ex_no_reprint = TRUE; | |
| 3131 | |
| 7 | 3132 /* |
| 3133 * If there is no file name yet, use the one for the written file. | |
| 3134 * BF_NOTEDITED is set to reflect this (in case the write fails). | |
| 3135 * Don't do this when the write is for a filter command. | |
| 589 | 3136 * Don't do this when appending. |
| 3137 * Only do this when 'cpoptions' contains the 'F' flag. | |
| 7 | 3138 */ |
| 633 | 3139 if (buf->b_ffname == NULL |
| 3140 && reset_changed | |
| 7 | 3141 && whole |
| 3142 && buf == curbuf | |
| 236 | 3143 #ifdef FEAT_QUICKFIX |
|
17095
10e0d7d96cb0
patch 8.1.1547: functionality of bt_nofile() is confusing
Bram Moolenaar <Bram@vim.org>
parents:
16996
diff
changeset
|
3144 && !bt_nofilename(buf) |
| 236 | 3145 #endif |
| 7 | 3146 && !filtering |
| 589 | 3147 && (!append || vim_strchr(p_cpo, CPO_FNAMEAPP) != NULL) |
| 7 | 3148 && vim_strchr(p_cpo, CPO_FNAMEW) != NULL) |
| 3149 { | |
| 633 | 3150 if (set_rw_fname(fname, sfname) == FAIL) |
| 7 | 3151 return FAIL; |
| 633 | 3152 buf = curbuf; /* just in case autocmds made "buf" invalid */ |
| 7 | 3153 } |
| 3154 | |
| 3155 if (sfname == NULL) | |
| 3156 sfname = fname; | |
| 3157 /* | |
| 3158 * For Unix: Use the short file name whenever possible. | |
| 3159 * Avoids problems with networks and when directory names are changed. | |
| 3160 * Don't do this for MS-DOS, a "cd" in a sub-shell may have moved us to | |
| 3161 * another directory, which we don't detect | |
| 3162 */ | |
| 3163 ffname = fname; /* remember full fname */ | |
| 3164 #ifdef UNIX | |
| 3165 fname = sfname; | |
| 3166 #endif | |
| 3167 | |
| 3168 if (buf->b_ffname != NULL && fnamecmp(ffname, buf->b_ffname) == 0) | |
| 3169 overwriting = TRUE; | |
| 3170 else | |
| 3171 overwriting = FALSE; | |
| 3172 | |
| 3173 if (exiting) | |
| 4352 | 3174 settmode(TMODE_COOK); /* when exiting allow typeahead now */ |
| 7 | 3175 |
| 3176 ++no_wait_return; /* don't wait for return yet */ | |
| 3177 | |
| 3178 /* | |
| 3179 * Set '[ and '] marks to the lines to be written. | |
| 3180 */ | |
| 3181 buf->b_op_start.lnum = start; | |
| 3182 buf->b_op_start.col = 0; | |
| 3183 buf->b_op_end.lnum = end; | |
| 3184 buf->b_op_end.col = 0; | |
| 3185 | |
| 3186 { | |
| 3187 aco_save_T aco; | |
| 3188 int buf_ffname = FALSE; | |
| 3189 int buf_sfname = FALSE; | |
| 3190 int buf_fname_f = FALSE; | |
| 3191 int buf_fname_s = FALSE; | |
| 3192 int did_cmd = FALSE; | |
| 17 | 3193 int nofile_err = FALSE; |
| 161 | 3194 int empty_memline = (buf->b_ml.ml_mfp == NULL); |
|
9487
69ed2c9d34a6
commit https://github.com/vim/vim/commit/7c0a2f367f2507669560b1a66423155c70d2e75b
Christian Brabandt <cb@256bit.org>
parents:
9391
diff
changeset
|
3195 bufref_T bufref; |
| 7 | 3196 |
| 3197 /* | |
| 4352 | 3198 * Apply PRE autocommands. |
| 7 | 3199 * Set curbuf to the buffer to be written. |
| 3200 * Careful: The autocommands may call buf_write() recursively! | |
| 3201 */ | |
| 3202 if (ffname == buf->b_ffname) | |
| 3203 buf_ffname = TRUE; | |
| 3204 if (sfname == buf->b_sfname) | |
| 3205 buf_sfname = TRUE; | |
| 3206 if (fname == buf->b_ffname) | |
| 3207 buf_fname_f = TRUE; | |
| 3208 if (fname == buf->b_sfname) | |
| 3209 buf_fname_s = TRUE; | |
| 3210 | |
| 3211 /* set curwin/curbuf to buf and save a few things */ | |
| 3212 aucmd_prepbuf(&aco, buf); | |
|
9487
69ed2c9d34a6
commit https://github.com/vim/vim/commit/7c0a2f367f2507669560b1a66423155c70d2e75b
Christian Brabandt <cb@256bit.org>
parents:
9391
diff
changeset
|
3213 set_bufref(&bufref, buf); |
| 7 | 3214 |
| 3215 if (append) | |
| 3216 { | |
| 3217 if (!(did_cmd = apply_autocmds_exarg(EVENT_FILEAPPENDCMD, | |
| 3218 sfname, sfname, FALSE, curbuf, eap))) | |
| 17 | 3219 { |
| 635 | 3220 #ifdef FEAT_QUICKFIX |
|
17095
10e0d7d96cb0
patch 8.1.1547: functionality of bt_nofile() is confusing
Bram Moolenaar <Bram@vim.org>
parents:
16996
diff
changeset
|
3221 if (overwriting && bt_nofilename(curbuf)) |
| 17 | 3222 nofile_err = TRUE; |
| 3223 else | |
| 635 | 3224 #endif |
| 17 | 3225 apply_autocmds_exarg(EVENT_FILEAPPENDPRE, |
| 7 | 3226 sfname, sfname, FALSE, curbuf, eap); |
| 17 | 3227 } |
| 7 | 3228 } |
| 3229 else if (filtering) | |
| 3230 { | |
| 3231 apply_autocmds_exarg(EVENT_FILTERWRITEPRE, | |
| 3232 NULL, sfname, FALSE, curbuf, eap); | |
| 3233 } | |
| 3234 else if (reset_changed && whole) | |
| 3235 { | |
| 3036 | 3236 int was_changed = curbufIsChanged(); |
| 3237 | |
| 3238 did_cmd = apply_autocmds_exarg(EVENT_BUFWRITECMD, | |
| 3239 sfname, sfname, FALSE, curbuf, eap); | |
| 3240 if (did_cmd) | |
| 3241 { | |
| 3242 if (was_changed && !curbufIsChanged()) | |
| 3243 { | |
| 3244 /* Written everything correctly and BufWriteCmd has reset | |
| 3245 * 'modified': Correct the undo information so that an | |
| 3246 * undo now sets 'modified'. */ | |
| 3247 u_unchanged(curbuf); | |
| 3248 u_update_save_nr(curbuf); | |
| 3249 } | |
| 3250 } | |
| 3251 else | |
| 17 | 3252 { |
| 635 | 3253 #ifdef FEAT_QUICKFIX |
|
17095
10e0d7d96cb0
patch 8.1.1547: functionality of bt_nofile() is confusing
Bram Moolenaar <Bram@vim.org>
parents:
16996
diff
changeset
|
3254 if (overwriting && bt_nofilename(curbuf)) |
| 17 | 3255 nofile_err = TRUE; |
| 3256 else | |
| 635 | 3257 #endif |
| 17 | 3258 apply_autocmds_exarg(EVENT_BUFWRITEPRE, |
| 7 | 3259 sfname, sfname, FALSE, curbuf, eap); |
| 17 | 3260 } |
| 7 | 3261 } |
| 3262 else | |
| 3263 { | |
| 3264 if (!(did_cmd = apply_autocmds_exarg(EVENT_FILEWRITECMD, | |
| 3265 sfname, sfname, FALSE, curbuf, eap))) | |
| 17 | 3266 { |
| 635 | 3267 #ifdef FEAT_QUICKFIX |
|
17095
10e0d7d96cb0
patch 8.1.1547: functionality of bt_nofile() is confusing
Bram Moolenaar <Bram@vim.org>
parents:
16996
diff
changeset
|
3268 if (overwriting && bt_nofilename(curbuf)) |
| 17 | 3269 nofile_err = TRUE; |
| 3270 else | |
| 635 | 3271 #endif |
| 17 | 3272 apply_autocmds_exarg(EVENT_FILEWRITEPRE, |
| 7 | 3273 sfname, sfname, FALSE, curbuf, eap); |
| 17 | 3274 } |
| 7 | 3275 } |
| 3276 | |
| 3277 /* restore curwin/curbuf and a few other things */ | |
| 3278 aucmd_restbuf(&aco); | |
| 3279 | |
| 3280 /* | |
| 3281 * In three situations we return here and don't write the file: | |
| 3282 * 1. the autocommands deleted or unloaded the buffer. | |
| 3283 * 2. The autocommands abort script processing. | |
| 3284 * 3. If one of the "Cmd" autocommands was executed. | |
| 3285 */ | |
|
9487
69ed2c9d34a6
commit https://github.com/vim/vim/commit/7c0a2f367f2507669560b1a66423155c70d2e75b
Christian Brabandt <cb@256bit.org>
parents:
9391
diff
changeset
|
3286 if (!bufref_valid(&bufref)) |
| 7 | 3287 buf = NULL; |
| 161 | 3288 if (buf == NULL || (buf->b_ml.ml_mfp == NULL && !empty_memline) |
| 532 | 3289 || did_cmd || nofile_err |
| 3290 #ifdef FEAT_EVAL | |
| 3291 || aborting() | |
| 3292 #endif | |
| 3293 ) | |
| 7 | 3294 { |
| 3295 --no_wait_return; | |
| 3296 msg_scroll = msg_save; | |
| 17 | 3297 if (nofile_err) |
|
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15442
diff
changeset
|
3298 emsg(_("E676: No matching autocommands for acwrite buffer")); |
| 17 | 3299 |
| 532 | 3300 if (nofile_err |
| 3301 #ifdef FEAT_EVAL | |
| 3302 || aborting() | |
| 3303 #endif | |
| 3304 ) | |
| 7 | 3305 /* An aborting error, interrupt or exception in the |
| 3306 * autocommands. */ | |
| 3307 return FAIL; | |
| 3308 if (did_cmd) | |
| 3309 { | |
| 3310 if (buf == NULL) | |
| 3311 /* The buffer was deleted. We assume it was written | |
| 3312 * (can't retry anyway). */ | |
| 3313 return OK; | |
| 3314 if (overwriting) | |
| 3315 { | |
| 3316 /* Assume the buffer was written, update the timestamp. */ | |
| 3317 ml_timestamp(buf); | |
| 589 | 3318 if (append) |
| 3319 buf->b_flags &= ~BF_NEW; | |
| 3320 else | |
| 3321 buf->b_flags &= ~BF_WRITE_MASK; | |
| 7 | 3322 } |
| 589 | 3323 if (reset_changed && buf->b_changed && !append |
| 39 | 3324 && (overwriting || vim_strchr(p_cpo, CPO_PLUS) != NULL)) |
| 7 | 3325 /* Buffer still changed, the autocommands didn't work |
| 3326 * properly. */ | |
| 3327 return FAIL; | |
| 3328 return OK; | |
| 3329 } | |
| 3330 #ifdef FEAT_EVAL | |
| 3331 if (!aborting()) | |
| 3332 #endif | |
|
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15442
diff
changeset
|
3333 emsg(_("E203: Autocommands deleted or unloaded buffer to be written")); |
| 7 | 3334 return FAIL; |
| 3335 } | |
| 3336 | |
| 3337 /* | |
| 3338 * The autocommands may have changed the number of lines in the file. | |
| 3339 * When writing the whole file, adjust the end. | |
| 3340 * When writing part of the file, assume that the autocommands only | |
| 3341 * changed the number of lines that are to be written (tricky!). | |
| 3342 */ | |
| 3343 if (buf->b_ml.ml_line_count != old_line_count) | |
| 3344 { | |
| 3345 if (whole) /* write all */ | |
| 3346 end = buf->b_ml.ml_line_count; | |
| 3347 else if (buf->b_ml.ml_line_count > old_line_count) /* more lines */ | |
| 3348 end += buf->b_ml.ml_line_count - old_line_count; | |
| 3349 else /* less lines */ | |
| 3350 { | |
| 3351 end -= old_line_count - buf->b_ml.ml_line_count; | |
| 3352 if (end < start) | |
| 3353 { | |
| 3354 --no_wait_return; | |
| 3355 msg_scroll = msg_save; | |
|
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15442
diff
changeset
|
3356 emsg(_("E204: Autocommand changed number of lines in unexpected way")); |
| 7 | 3357 return FAIL; |
| 3358 } | |
| 3359 } | |
| 3360 } | |
| 3361 | |
| 3362 /* | |
| 3363 * The autocommands may have changed the name of the buffer, which may | |
| 3364 * be kept in fname, ffname and sfname. | |
| 3365 */ | |
| 3366 if (buf_ffname) | |
| 3367 ffname = buf->b_ffname; | |
| 3368 if (buf_sfname) | |
| 3369 sfname = buf->b_sfname; | |
| 3370 if (buf_fname_f) | |
| 3371 fname = buf->b_ffname; | |
| 3372 if (buf_fname_s) | |
| 3373 fname = buf->b_sfname; | |
| 3374 } | |
| 3375 | |
| 3376 #ifdef FEAT_NETBEANS_INTG | |
| 2210 | 3377 if (netbeans_active() && isNetbeansBuffer(buf)) |
| 7 | 3378 { |
| 3379 if (whole) | |
| 3380 { | |
| 3381 /* | |
| 3382 * b_changed can be 0 after an undo, but we still need to write | |
| 3383 * the buffer to NetBeans. | |
| 3384 */ | |
| 3385 if (buf->b_changed || isNetbeansModified(buf)) | |
| 3386 { | |
| 33 | 3387 --no_wait_return; /* may wait for return now */ |
| 3388 msg_scroll = msg_save; | |
| 3389 netbeans_save_buffer(buf); /* no error checking... */ | |
| 7 | 3390 return retval; |
| 3391 } | |
| 3392 else | |
| 3393 { | |
| 3394 errnum = (char_u *)"E656: "; | |
| 1653 | 3395 errmsg = (char_u *)_("NetBeans disallows writes of unmodified buffers"); |
| 7 | 3396 buffer = NULL; |
| 3397 goto fail; | |
| 3398 } | |
| 3399 } | |
| 3400 else | |
| 3401 { | |
| 3402 errnum = (char_u *)"E657: "; | |
| 3403 errmsg = (char_u *)_("Partial writes disallowed for NetBeans buffers"); | |
| 3404 buffer = NULL; | |
| 3405 goto fail; | |
| 3406 } | |
| 3407 } | |
| 3408 #endif | |
| 3409 | |
| 3410 if (shortmess(SHM_OVER) && !exiting) | |
| 3411 msg_scroll = FALSE; /* overwrite previous file message */ | |
| 3412 else | |
| 3413 msg_scroll = TRUE; /* don't overwrite previous file message */ | |
| 3414 if (!filtering) | |
| 3415 filemess(buf, | |
| 3416 #ifndef UNIX | |
| 3417 sfname, | |
| 3418 #else | |
| 3419 fname, | |
| 3420 #endif | |
| 3421 (char_u *)"", 0); /* show that we are busy */ | |
| 3422 msg_scroll = FALSE; /* always overwrite the file message now */ | |
| 3423 | |
| 3424 buffer = alloc(BUFSIZE); | |
| 3425 if (buffer == NULL) /* can't allocate big buffer, use small | |
| 3426 * one (to be able to write when out of | |
| 3427 * memory) */ | |
| 3428 { | |
| 3429 buffer = smallbuf; | |
| 3430 bufsize = SMBUFSIZE; | |
| 3431 } | |
| 3432 else | |
| 3433 bufsize = BUFSIZE; | |
| 3434 | |
| 3435 /* | |
| 3436 * Get information about original file (if there is one). | |
| 3437 */ | |
|
7410
08e62c4fc17d
commit https://github.com/vim/vim/commit/53076830fea6df737455523f7e235bfe4f79864d
Christian Brabandt <cb@256bit.org>
parents:
7408
diff
changeset
|
3438 #if defined(UNIX) |
| 1438 | 3439 st_old.st_dev = 0; |
| 3440 st_old.st_ino = 0; | |
| 7 | 3441 perm = -1; |
| 3442 if (mch_stat((char *)fname, &st_old) < 0) | |
| 3443 newfile = TRUE; | |
| 3444 else | |
| 3445 { | |
| 3446 perm = st_old.st_mode; | |
| 3447 if (!S_ISREG(st_old.st_mode)) /* not a file */ | |
| 3448 { | |
| 3449 if (S_ISDIR(st_old.st_mode)) | |
| 3450 { | |
| 3451 errnum = (char_u *)"E502: "; | |
| 3452 errmsg = (char_u *)_("is a directory"); | |
| 3453 goto fail; | |
| 3454 } | |
| 3455 if (mch_nodetype(fname) != NODE_WRITABLE) | |
| 3456 { | |
| 3457 errnum = (char_u *)"E503: "; | |
| 3458 errmsg = (char_u *)_("is not a file or writable device"); | |
| 3459 goto fail; | |
| 3460 } | |
| 3461 /* It's a device of some kind (or a fifo) which we can write to | |
| 3462 * but for which we can't make a backup. */ | |
| 3463 device = TRUE; | |
| 3464 newfile = TRUE; | |
| 3465 perm = -1; | |
| 3466 } | |
| 3467 } | |
| 3468 #else /* !UNIX */ | |
| 3469 /* | |
| 3470 * Check for a writable device name. | |
| 3471 */ | |
| 3472 c = mch_nodetype(fname); | |
| 3473 if (c == NODE_OTHER) | |
| 3474 { | |
| 3475 errnum = (char_u *)"E503: "; | |
| 3476 errmsg = (char_u *)_("is not a file or writable device"); | |
| 3477 goto fail; | |
| 3478 } | |
| 3479 if (c == NODE_WRITABLE) | |
| 3480 { | |
|
8212
05b88224cea1
commit https://github.com/vim/vim/commit/48e330aff911be1c798c88a973af6437a8141fce
Christian Brabandt <cb@256bit.org>
parents:
8080
diff
changeset
|
3481 # if defined(MSWIN) |
| 1004 | 3482 /* MS-Windows allows opening a device, but we will probably get stuck |
| 3483 * trying to write to it. */ | |
| 3484 if (!p_odev) | |
| 3485 { | |
| 3486 errnum = (char_u *)"E796: "; | |
| 3487 errmsg = (char_u *)_("writing to device disabled with 'opendevice' option"); | |
| 3488 goto fail; | |
| 3489 } | |
| 3490 # endif | |
| 7 | 3491 device = TRUE; |
| 3492 newfile = TRUE; | |
| 3493 perm = -1; | |
| 3494 } | |
| 3495 else | |
| 3496 { | |
| 3497 perm = mch_getperm(fname); | |
| 3498 if (perm < 0) | |
| 3499 newfile = TRUE; | |
| 3500 else if (mch_isdir(fname)) | |
| 3501 { | |
| 3502 errnum = (char_u *)"E502: "; | |
| 3503 errmsg = (char_u *)_("is a directory"); | |
| 3504 goto fail; | |
| 3505 } | |
| 3506 if (overwriting) | |
| 3507 (void)mch_stat((char *)fname, &st_old); | |
| 3508 } | |
| 3509 #endif /* !UNIX */ | |
| 3510 | |
| 3511 if (!device && !newfile) | |
| 3512 { | |
| 3513 /* | |
| 3514 * Check if the file is really writable (when renaming the file to | |
| 3515 * make a backup we won't discover it later). | |
| 3516 */ | |
| 1303 | 3517 file_readonly = check_file_readonly(fname, (int)perm); |
| 3518 | |
| 7 | 3519 if (!forceit && file_readonly) |
| 3520 { | |
| 3521 if (vim_strchr(p_cpo, CPO_FWRITE) != NULL) | |
| 3522 { | |
| 3523 errnum = (char_u *)"E504: "; | |
| 3524 errmsg = (char_u *)_(err_readonly); | |
| 3525 } | |
| 3526 else | |
| 3527 { | |
| 3528 errnum = (char_u *)"E505: "; | |
| 3529 errmsg = (char_u *)_("is read-only (add ! to override)"); | |
| 3530 } | |
| 3531 goto fail; | |
| 3532 } | |
| 3533 | |
| 3534 /* | |
| 3535 * Check if the timestamp hasn't changed since reading the file. | |
| 3536 */ | |
| 3537 if (overwriting) | |
| 3538 { | |
| 3539 retval = check_mtime(buf, &st_old); | |
| 3540 if (retval == FAIL) | |
| 3541 goto fail; | |
| 3542 } | |
| 3543 } | |
| 3544 | |
| 3545 #ifdef HAVE_ACL | |
| 3546 /* | |
| 3547 * For systems that support ACL: get the ACL from the original file. | |
| 3548 */ | |
| 3549 if (!newfile) | |
| 3550 acl = mch_get_acl(fname); | |
| 3551 #endif | |
| 3552 | |
| 3553 /* | |
| 3554 * If 'backupskip' is not empty, don't make a backup for some files. | |
| 3555 */ | |
| 3556 dobackup = (p_wb || p_bk || *p_pm != NUL); | |
| 3557 #ifdef FEAT_WILDIGN | |
| 3558 if (dobackup && *p_bsk != NUL && match_file_list(p_bsk, sfname, ffname)) | |
| 3559 dobackup = FALSE; | |
| 3560 #endif | |
| 3561 | |
| 3562 /* | |
| 3563 * Save the value of got_int and reset it. We don't want a previous | |
| 3564 * interruption cancel writing, only hitting CTRL-C while writing should | |
| 3565 * abort it. | |
| 3566 */ | |
| 3567 prev_got_int = got_int; | |
| 3568 got_int = FALSE; | |
| 3569 | |
| 3570 /* Mark the buffer as 'being saved' to prevent changed buffer warnings */ | |
| 3571 buf->b_saving = TRUE; | |
| 3572 | |
| 3573 /* | |
| 3574 * If we are not appending or filtering, the file exists, and the | |
| 3575 * 'writebackup', 'backup' or 'patchmode' option is set, need a backup. | |
| 3576 * When 'patchmode' is set also make a backup when appending. | |
| 3577 * | |
| 3578 * Do not make any backup, if 'writebackup' and 'backup' are both switched | |
| 3579 * off. This helps when editing large files on almost-full disks. | |
| 3580 */ | |
| 3581 if (!(append && *p_pm == NUL) && !filtering && perm >= 0 && dobackup) | |
| 3582 { | |
|
15868
7fad90423bd2
patch 8.1.0941: macros for MS-Windows are inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15840
diff
changeset
|
3583 #if defined(UNIX) || defined(MSWIN) |
|
9387
f094d4085014
commit https://github.com/vim/vim/commit/8767f52fbfd4f053ce00a978227c95f1d7d323fe
Christian Brabandt <cb@256bit.org>
parents:
9291
diff
changeset
|
3584 stat_T st; |
| 7 | 3585 #endif |
| 3586 | |
| 6243 | 3587 if ((bkc & BKC_YES) || append) /* "yes" */ |
| 7 | 3588 backup_copy = TRUE; |
|
15868
7fad90423bd2
patch 8.1.0941: macros for MS-Windows are inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15840
diff
changeset
|
3589 #if defined(UNIX) || defined(MSWIN) |
| 6243 | 3590 else if ((bkc & BKC_AUTO)) /* "auto" */ |
| 7 | 3591 { |
| 3592 int i; | |
| 3593 | |
| 3594 # ifdef UNIX | |
| 3595 /* | |
| 3596 * Don't rename the file when: | |
| 3597 * - it's a hard link | |
| 3598 * - it's a symbolic link | |
| 3599 * - we don't have write permission in the directory | |
| 3600 * - we can't set the owner/group of the new file | |
| 3601 */ | |
| 3602 if (st_old.st_nlink > 1 | |
| 3603 || mch_lstat((char *)fname, &st) < 0 | |
| 3604 || st.st_dev != st_old.st_dev | |
| 557 | 3605 || st.st_ino != st_old.st_ino |
| 3606 # ifndef HAVE_FCHOWN | |
| 3607 || st.st_uid != st_old.st_uid | |
| 3608 || st.st_gid != st_old.st_gid | |
| 3609 # endif | |
| 3610 ) | |
| 7 | 3611 backup_copy = TRUE; |
| 3612 else | |
| 696 | 3613 # else |
|
15868
7fad90423bd2
patch 8.1.0941: macros for MS-Windows are inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15840
diff
changeset
|
3614 # ifdef MSWIN |
| 696 | 3615 /* On NTFS file systems hard links are possible. */ |
| 3616 if (mch_is_linked(fname)) | |
| 3617 backup_copy = TRUE; | |
| 3618 else | |
| 3619 # endif | |
| 7 | 3620 # endif |
| 3621 { | |
| 3622 /* | |
| 3623 * Check if we can create a file and set the owner/group to | |
| 3624 * the ones from the original file. | |
| 3625 * First find a file name that doesn't exist yet (use some | |
| 3626 * arbitrary numbers). | |
| 3627 */ | |
| 3628 STRCPY(IObuff, fname); | |
| 3629 for (i = 4913; ; i += 123) | |
| 3630 { | |
| 3631 sprintf((char *)gettail(IObuff), "%d", i); | |
| 557 | 3632 if (mch_lstat((char *)IObuff, &st) < 0) |
| 7 | 3633 break; |
| 3634 } | |
| 557 | 3635 fd = mch_open((char *)IObuff, |
| 3636 O_CREAT|O_WRONLY|O_EXCL|O_NOFOLLOW, perm); | |
| 7 | 3637 if (fd < 0) /* can't write in directory */ |
| 3638 backup_copy = TRUE; | |
| 3639 else | |
| 3640 { | |
| 3641 # ifdef UNIX | |
| 557 | 3642 # ifdef HAVE_FCHOWN |
|
14730
193471015e1a
patch 8.1.0377: xdiff doesn't use the Vim memory allocation functions
Christian Brabandt <cb@256bit.org>
parents:
14700
diff
changeset
|
3643 vim_ignored = fchown(fd, st_old.st_uid, st_old.st_gid); |
| 557 | 3644 # endif |
| 7 | 3645 if (mch_stat((char *)IObuff, &st) < 0 |
| 3646 || st.st_uid != st_old.st_uid | |
| 3647 || st.st_gid != st_old.st_gid | |
| 1877 | 3648 || (long)st.st_mode != perm) |
| 7 | 3649 backup_copy = TRUE; |
| 3650 # endif | |
| 567 | 3651 /* Close the file before removing it, on MS-Windows we |
| 3652 * can't delete an open file. */ | |
| 3653 close(fd); | |
| 7 | 3654 mch_remove(IObuff); |
|
2523
0dffdd8f8871
Fixed: on MS-Windows sometimes files with number 4913 or higher are left
Bram Moolenaar <bram@vim.org>
parents:
2482
diff
changeset
|
3655 # ifdef MSWIN |
|
0dffdd8f8871
Fixed: on MS-Windows sometimes files with number 4913 or higher are left
Bram Moolenaar <bram@vim.org>
parents:
2482
diff
changeset
|
3656 /* MS-Windows may trigger a virus scanner to open the |
|
0dffdd8f8871
Fixed: on MS-Windows sometimes files with number 4913 or higher are left
Bram Moolenaar <bram@vim.org>
parents:
2482
diff
changeset
|
3657 * file, we can't delete it then. Keep trying for half a |
|
0dffdd8f8871
Fixed: on MS-Windows sometimes files with number 4913 or higher are left
Bram Moolenaar <bram@vim.org>
parents:
2482
diff
changeset
|
3658 * second. */ |
|
0dffdd8f8871
Fixed: on MS-Windows sometimes files with number 4913 or higher are left
Bram Moolenaar <bram@vim.org>
parents:
2482
diff
changeset
|
3659 { |
|
0dffdd8f8871
Fixed: on MS-Windows sometimes files with number 4913 or higher are left
Bram Moolenaar <bram@vim.org>
parents:
2482
diff
changeset
|
3660 int try; |
|
0dffdd8f8871
Fixed: on MS-Windows sometimes files with number 4913 or higher are left
Bram Moolenaar <bram@vim.org>
parents:
2482
diff
changeset
|
3661 |
|
0dffdd8f8871
Fixed: on MS-Windows sometimes files with number 4913 or higher are left
Bram Moolenaar <bram@vim.org>
parents:
2482
diff
changeset
|
3662 for (try = 0; try < 10; ++try) |
|
0dffdd8f8871
Fixed: on MS-Windows sometimes files with number 4913 or higher are left
Bram Moolenaar <bram@vim.org>
parents:
2482
diff
changeset
|
3663 { |
|
0dffdd8f8871
Fixed: on MS-Windows sometimes files with number 4913 or higher are left
Bram Moolenaar <bram@vim.org>
parents:
2482
diff
changeset
|
3664 if (mch_lstat((char *)IObuff, &st) < 0) |
|
0dffdd8f8871
Fixed: on MS-Windows sometimes files with number 4913 or higher are left
Bram Moolenaar <bram@vim.org>
parents:
2482
diff
changeset
|
3665 break; |
|
0dffdd8f8871
Fixed: on MS-Windows sometimes files with number 4913 or higher are left
Bram Moolenaar <bram@vim.org>
parents:
2482
diff
changeset
|
3666 ui_delay(50L, TRUE); /* wait 50 msec */ |
|
0dffdd8f8871
Fixed: on MS-Windows sometimes files with number 4913 or higher are left
Bram Moolenaar <bram@vim.org>
parents:
2482
diff
changeset
|
3667 mch_remove(IObuff); |
|
0dffdd8f8871
Fixed: on MS-Windows sometimes files with number 4913 or higher are left
Bram Moolenaar <bram@vim.org>
parents:
2482
diff
changeset
|
3668 } |
|
0dffdd8f8871
Fixed: on MS-Windows sometimes files with number 4913 or higher are left
Bram Moolenaar <bram@vim.org>
parents:
2482
diff
changeset
|
3669 } |
|
0dffdd8f8871
Fixed: on MS-Windows sometimes files with number 4913 or higher are left
Bram Moolenaar <bram@vim.org>
parents:
2482
diff
changeset
|
3670 # endif |
| 7 | 3671 } |
| 3672 } | |
| 3673 } | |
| 3674 | |
| 3675 /* | |
| 3676 * Break symlinks and/or hardlinks if we've been asked to. | |
| 3677 */ | |
| 6243 | 3678 if ((bkc & BKC_BREAKSYMLINK) || (bkc & BKC_BREAKHARDLINK)) |
| 7 | 3679 { |
|
4872
fa98c2b030ed
updated for version 7.3.1182
Bram Moolenaar <bram@vim.org>
parents:
4861
diff
changeset
|
3680 # ifdef UNIX |
| 7 | 3681 int lstat_res; |
| 3682 | |
| 3683 lstat_res = mch_lstat((char *)fname, &st); | |
| 3684 | |
| 3685 /* Symlinks. */ | |
| 6243 | 3686 if ((bkc & BKC_BREAKSYMLINK) |
| 7 | 3687 && lstat_res == 0 |
| 3688 && st.st_ino != st_old.st_ino) | |
| 3689 backup_copy = FALSE; | |
| 3690 | |
| 3691 /* Hardlinks. */ | |
| 6243 | 3692 if ((bkc & BKC_BREAKHARDLINK) |
| 7 | 3693 && st_old.st_nlink > 1 |
| 3694 && (lstat_res != 0 || st.st_ino == st_old.st_ino)) | |
| 3695 backup_copy = FALSE; | |
|
4872
fa98c2b030ed
updated for version 7.3.1182
Bram Moolenaar <bram@vim.org>
parents:
4861
diff
changeset
|
3696 # else |
|
15868
7fad90423bd2
patch 8.1.0941: macros for MS-Windows are inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15840
diff
changeset
|
3697 # if defined(MSWIN) |
|
4872
fa98c2b030ed
updated for version 7.3.1182
Bram Moolenaar <bram@vim.org>
parents:
4861
diff
changeset
|
3698 /* Symlinks. */ |
| 6243 | 3699 if ((bkc & BKC_BREAKSYMLINK) && mch_is_symbolic_link(fname)) |
|
4872
fa98c2b030ed
updated for version 7.3.1182
Bram Moolenaar <bram@vim.org>
parents:
4861
diff
changeset
|
3700 backup_copy = FALSE; |
|
fa98c2b030ed
updated for version 7.3.1182
Bram Moolenaar <bram@vim.org>
parents:
4861
diff
changeset
|
3701 |
|
fa98c2b030ed
updated for version 7.3.1182
Bram Moolenaar <bram@vim.org>
parents:
4861
diff
changeset
|
3702 /* Hardlinks. */ |
| 6243 | 3703 if ((bkc & BKC_BREAKHARDLINK) && mch_is_hard_link(fname)) |
|
4872
fa98c2b030ed
updated for version 7.3.1182
Bram Moolenaar <bram@vim.org>
parents:
4861
diff
changeset
|
3704 backup_copy = FALSE; |
|
fa98c2b030ed
updated for version 7.3.1182
Bram Moolenaar <bram@vim.org>
parents:
4861
diff
changeset
|
3705 # endif |
|
fa98c2b030ed
updated for version 7.3.1182
Bram Moolenaar <bram@vim.org>
parents:
4861
diff
changeset
|
3706 # endif |
|
fa98c2b030ed
updated for version 7.3.1182
Bram Moolenaar <bram@vim.org>
parents:
4861
diff
changeset
|
3707 } |
| 7 | 3708 |
| 3709 #endif | |
| 3710 | |
| 3711 /* make sure we have a valid backup extension to use */ | |
| 3712 if (*p_bex == NUL) | |
| 3713 backup_ext = (char_u *)".bak"; | |
| 3714 else | |
| 3715 backup_ext = p_bex; | |
| 3716 | |
| 3717 if (backup_copy | |
| 3718 && (fd = mch_open((char *)fname, O_RDONLY | O_EXTRA, 0)) >= 0) | |
| 3719 { | |
| 3720 int bfd; | |
| 3721 char_u *copybuf, *wp; | |
| 3722 int some_error = FALSE; | |
|
9387
f094d4085014
commit https://github.com/vim/vim/commit/8767f52fbfd4f053ce00a978227c95f1d7d323fe
Christian Brabandt <cb@256bit.org>
parents:
9291
diff
changeset
|
3723 stat_T st_new; |
| 7 | 3724 char_u *dirp; |
| 3725 char_u *rootname; | |
|
15868
7fad90423bd2
patch 8.1.0941: macros for MS-Windows are inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15840
diff
changeset
|
3726 #if defined(UNIX) || defined(MSWIN) |
|
14475
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
3727 char_u *p; |
|
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
3728 #endif |
|
8212
05b88224cea1
commit https://github.com/vim/vim/commit/48e330aff911be1c798c88a973af6437a8141fce
Christian Brabandt <cb@256bit.org>
parents:
8080
diff
changeset
|
3729 #if defined(UNIX) |
| 7 | 3730 int did_set_shortname; |
|
12847
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
3731 mode_t umask_save; |
| 7 | 3732 #endif |
| 3733 | |
| 3734 copybuf = alloc(BUFSIZE + 1); | |
| 3735 if (copybuf == NULL) | |
| 3736 { | |
| 3737 some_error = TRUE; /* out of memory */ | |
| 3738 goto nobackup; | |
| 3739 } | |
| 3740 | |
| 3741 /* | |
| 3742 * Try to make the backup in each directory in the 'bdir' option. | |
| 3743 * | |
| 3744 * Unix semantics has it, that we may have a writable file, | |
| 3745 * that cannot be recreated with a simple open(..., O_CREAT, ) e.g: | |
| 3746 * - the directory is not writable, | |
| 3747 * - the file may be a symbolic link, | |
| 3748 * - the file may belong to another user/group, etc. | |
| 3749 * | |
| 3750 * For these reasons, the existing writable file must be truncated | |
| 3751 * and reused. Creation of a backup COPY will be attempted. | |
| 3752 */ | |
| 3753 dirp = p_bdir; | |
| 3754 while (*dirp) | |
| 3755 { | |
| 3756 #ifdef UNIX | |
| 3757 st_new.st_ino = 0; | |
| 3758 st_new.st_dev = 0; | |
| 3759 st_new.st_gid = 0; | |
| 3760 #endif | |
| 3761 | |
| 3762 /* | |
| 3763 * Isolate one directory name, using an entry in 'bdir'. | |
| 3764 */ | |
| 3765 (void)copy_option_part(&dirp, copybuf, BUFSIZE, ","); | |
|
14475
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
3766 |
|
15868
7fad90423bd2
patch 8.1.0941: macros for MS-Windows are inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15840
diff
changeset
|
3767 #if defined(UNIX) || defined(MSWIN) |
|
14475
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
3768 p = copybuf + STRLEN(copybuf); |
|
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
3769 if (after_pathsep(copybuf, p) && p[-1] == p[-2]) |
|
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
3770 // Ends with '//', use full path |
|
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
3771 if ((p = make_percent_swname(copybuf, fname)) != NULL) |
|
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
3772 { |
|
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
3773 backup = modname(p, backup_ext, FALSE); |
|
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
3774 vim_free(p); |
|
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
3775 } |
|
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
3776 #endif |
| 7 | 3777 rootname = get_file_in_dir(fname, copybuf); |
| 3778 if (rootname == NULL) | |
| 3779 { | |
| 3780 some_error = TRUE; /* out of memory */ | |
| 3781 goto nobackup; | |
| 3782 } | |
| 3783 | |
|
8212
05b88224cea1
commit https://github.com/vim/vim/commit/48e330aff911be1c798c88a973af6437a8141fce
Christian Brabandt <cb@256bit.org>
parents:
8080
diff
changeset
|
3784 #if defined(UNIX) |
| 7 | 3785 did_set_shortname = FALSE; |
| 3786 #endif | |
| 3787 | |
| 3788 /* | |
| 3789 * May try twice if 'shortname' not set. | |
| 3790 */ | |
| 3791 for (;;) | |
| 3792 { | |
| 3793 /* | |
|
14475
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
3794 * Make the backup file name. |
| 7 | 3795 */ |
|
14475
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
3796 if (backup == NULL) |
|
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
3797 backup = buf_modname((buf->b_p_sn || buf->b_shortname), |
| 7 | 3798 rootname, backup_ext, FALSE); |
| 3799 if (backup == NULL) | |
| 3800 { | |
| 3801 vim_free(rootname); | |
| 3802 some_error = TRUE; /* out of memory */ | |
| 3803 goto nobackup; | |
| 3804 } | |
| 3805 | |
| 3806 /* | |
| 3807 * Check if backup file already exists. | |
| 3808 */ | |
| 3809 if (mch_stat((char *)backup, &st_new) >= 0) | |
| 3810 { | |
| 3811 #ifdef UNIX | |
| 3812 /* | |
| 3813 * Check if backup file is same as original file. | |
| 3814 * May happen when modname() gave the same file back. | |
| 3815 * E.g. silly link, or file name-length reached. | |
| 3816 * If we don't check here, we either ruin the file | |
| 3817 * when copying or erase it after writing. jw. | |
| 3818 */ | |
| 3819 if (st_new.st_dev == st_old.st_dev | |
| 3820 && st_new.st_ino == st_old.st_ino) | |
| 3821 { | |
|
13244
ac42c4b11dbc
patch 8.0.1496: clearing a pointer takes two lines
Christian Brabandt <cb@256bit.org>
parents:
13240
diff
changeset
|
3822 VIM_CLEAR(backup); /* no backup file to delete */ |
| 7 | 3823 /* |
| 3824 * may try again with 'shortname' set | |
| 3825 */ | |
| 3826 if (!(buf->b_shortname || buf->b_p_sn)) | |
| 3827 { | |
| 3828 buf->b_shortname = TRUE; | |
| 3829 did_set_shortname = TRUE; | |
| 3830 continue; | |
| 3831 } | |
| 3832 /* setting shortname didn't help */ | |
| 3833 if (did_set_shortname) | |
| 3834 buf->b_shortname = FALSE; | |
| 3835 break; | |
| 3836 } | |
| 3837 #endif | |
| 3838 | |
| 3839 /* | |
| 3840 * If we are not going to keep the backup file, don't | |
| 3841 * delete an existing one, try to use another name. | |
| 3842 * Change one character, just before the extension. | |
| 3843 */ | |
| 3844 if (!p_bk) | |
| 3845 { | |
| 3846 wp = backup + STRLEN(backup) - 1 | |
| 3847 - STRLEN(backup_ext); | |
| 3848 if (wp < backup) /* empty file name ??? */ | |
| 3849 wp = backup; | |
| 3850 *wp = 'z'; | |
| 3851 while (*wp > 'a' | |
| 3852 && mch_stat((char *)backup, &st_new) >= 0) | |
| 3853 --*wp; | |
| 3854 /* They all exist??? Must be something wrong. */ | |
| 3855 if (*wp == 'a') | |
|
13244
ac42c4b11dbc
patch 8.0.1496: clearing a pointer takes two lines
Christian Brabandt <cb@256bit.org>
parents:
13240
diff
changeset
|
3856 VIM_CLEAR(backup); |
| 7 | 3857 } |
| 3858 } | |
| 3859 break; | |
| 3860 } | |
| 3861 vim_free(rootname); | |
| 3862 | |
| 3863 /* | |
| 3864 * Try to create the backup file | |
| 3865 */ | |
| 3866 if (backup != NULL) | |
| 3867 { | |
| 3868 /* remove old backup, if present */ | |
| 3869 mch_remove(backup); | |
| 3870 /* Open with O_EXCL to avoid the file being created while | |
|
12847
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
3871 * we were sleeping (symlink hacker attack?). Reset umask |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
3872 * if possible to avoid mch_setperm() below. */ |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
3873 #ifdef UNIX |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
3874 umask_save = umask(0); |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
3875 #endif |
| 7 | 3876 bfd = mch_open((char *)backup, |
| 557 | 3877 O_WRONLY|O_CREAT|O_EXTRA|O_EXCL|O_NOFOLLOW, |
| 3878 perm & 0777); | |
|
12847
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
3879 #ifdef UNIX |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
3880 (void)umask(umask_save); |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
3881 #endif |
| 7 | 3882 if (bfd < 0) |
|
13244
ac42c4b11dbc
patch 8.0.1496: clearing a pointer takes two lines
Christian Brabandt <cb@256bit.org>
parents:
13240
diff
changeset
|
3883 VIM_CLEAR(backup); |
| 7 | 3884 else |
| 3885 { | |
|
12847
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
3886 /* Set file protection same as original file, but |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
3887 * strip s-bit. Only needed if umask() wasn't used |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
3888 * above. */ |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
3889 #ifndef UNIX |
| 7 | 3890 (void)mch_setperm(backup, perm & 0777); |
|
12847
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
3891 #else |
| 7 | 3892 /* |
| 3893 * Try to set the group of the backup same as the | |
| 3894 * original file. If this fails, set the protection | |
| 3895 * bits for the group same as the protection bits for | |
| 3896 * others. | |
| 3897 */ | |
| 557 | 3898 if (st_new.st_gid != st_old.st_gid |
| 7 | 3899 # ifdef HAVE_FCHOWN /* sequent-ptx lacks fchown() */ |
| 557 | 3900 && fchown(bfd, (uid_t)-1, st_old.st_gid) != 0 |
| 7 | 3901 # endif |
| 3902 ) | |
| 3903 mch_setperm(backup, | |
| 3904 (perm & 0707) | ((perm & 07) << 3)); | |
| 5788 | 3905 # if defined(HAVE_SELINUX) || defined(HAVE_SMACK) |
| 1583 | 3906 mch_copy_sec(fname, backup); |
| 3907 # endif | |
| 7 | 3908 #endif |
| 3909 | |
| 3910 /* | |
| 3911 * copy the file. | |
| 3912 */ | |
| 3913 write_info.bw_fd = bfd; | |
| 3914 write_info.bw_buf = copybuf; | |
| 3915 #ifdef HAS_BW_FLAGS | |
| 3916 write_info.bw_flags = FIO_NOCONVERT; | |
| 3917 #endif | |
| 2664 | 3918 while ((write_info.bw_len = read_eintr(fd, copybuf, |
| 7 | 3919 BUFSIZE)) > 0) |
| 3920 { | |
| 3921 if (buf_write_bytes(&write_info) == FAIL) | |
| 3922 { | |
| 3923 errmsg = (char_u *)_("E506: Can't write to backup file (add ! to override)"); | |
| 3924 break; | |
| 3925 } | |
| 3926 ui_breakcheck(); | |
| 3927 if (got_int) | |
| 3928 { | |
| 3929 errmsg = (char_u *)_(e_interr); | |
| 3930 break; | |
| 3931 } | |
| 3932 } | |
| 3933 | |
| 3934 if (close(bfd) < 0 && errmsg == NULL) | |
| 3935 errmsg = (char_u *)_("E507: Close error for backup file (add ! to override)"); | |
| 3936 if (write_info.bw_len < 0) | |
| 3937 errmsg = (char_u *)_("E508: Can't read file for backup (add ! to override)"); | |
| 3938 #ifdef UNIX | |
| 3939 set_file_time(backup, st_old.st_atime, st_old.st_mtime); | |
| 3940 #endif | |
| 3941 #ifdef HAVE_ACL | |
| 3942 mch_set_acl(backup, acl); | |
| 3943 #endif | |
| 5788 | 3944 #if defined(HAVE_SELINUX) || defined(HAVE_SMACK) |
| 1583 | 3945 mch_copy_sec(fname, backup); |
| 3946 #endif | |
| 7 | 3947 break; |
| 3948 } | |
| 3949 } | |
| 3950 } | |
| 3951 nobackup: | |
| 3952 close(fd); /* ignore errors for closing read file */ | |
| 3953 vim_free(copybuf); | |
| 3954 | |
| 3955 if (backup == NULL && errmsg == NULL) | |
| 3956 errmsg = (char_u *)_("E509: Cannot create backup file (add ! to override)"); | |
| 3957 /* ignore errors when forceit is TRUE */ | |
| 3958 if ((some_error || errmsg != NULL) && !forceit) | |
| 3959 { | |
| 3960 retval = FAIL; | |
| 3961 goto fail; | |
| 3962 } | |
| 3963 errmsg = NULL; | |
| 3964 } | |
| 3965 else | |
| 3966 { | |
| 3967 char_u *dirp; | |
| 3968 char_u *p; | |
| 3969 char_u *rootname; | |
| 3970 | |
| 3971 /* | |
| 3972 * Make a backup by renaming the original file. | |
| 3973 */ | |
| 3974 /* | |
| 3975 * If 'cpoptions' includes the "W" flag, we don't want to | |
| 3976 * overwrite a read-only file. But rename may be possible | |
| 3977 * anyway, thus we need an extra check here. | |
| 3978 */ | |
| 3979 if (file_readonly && vim_strchr(p_cpo, CPO_FWRITE) != NULL) | |
| 3980 { | |
| 3981 errnum = (char_u *)"E504: "; | |
| 3982 errmsg = (char_u *)_(err_readonly); | |
| 3983 goto fail; | |
| 3984 } | |
| 3985 | |
| 3986 /* | |
| 3987 * | |
| 3988 * Form the backup file name - change path/fo.o.h to | |
| 3989 * path/fo.o.h.bak Try all directories in 'backupdir', first one | |
| 3990 * that works is used. | |
| 3991 */ | |
| 3992 dirp = p_bdir; | |
| 3993 while (*dirp) | |
| 3994 { | |
| 3995 /* | |
| 3996 * Isolate one directory name and make the backup file name. | |
| 3997 */ | |
| 3998 (void)copy_option_part(&dirp, IObuff, IOSIZE, ","); | |
|
14475
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
3999 |
|
15868
7fad90423bd2
patch 8.1.0941: macros for MS-Windows are inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15840
diff
changeset
|
4000 #if defined(UNIX) || defined(MSWIN) |
|
14475
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
4001 p = IObuff + STRLEN(IObuff); |
|
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
4002 if (after_pathsep(IObuff, p) && p[-1] == p[-2]) |
|
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
4003 // path ends with '//', use full path |
|
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
4004 if ((p = make_percent_swname(IObuff, fname)) != NULL) |
|
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
4005 { |
|
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
4006 backup = modname(p, backup_ext, FALSE); |
|
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
4007 vim_free(p); |
|
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
4008 } |
|
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
4009 #endif |
|
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
4010 if (backup == NULL) |
| 7 | 4011 { |
|
14475
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
4012 rootname = get_file_in_dir(fname, IObuff); |
|
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
4013 if (rootname == NULL) |
|
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
4014 backup = NULL; |
|
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
4015 else |
|
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
4016 { |
|
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
4017 backup = buf_modname( |
|
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
4018 (buf->b_p_sn || buf->b_shortname), |
|
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
4019 rootname, backup_ext, FALSE); |
|
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
4020 vim_free(rootname); |
|
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
4021 } |
| 7 | 4022 } |
| 4023 | |
| 4024 if (backup != NULL) | |
| 4025 { | |
| 4026 /* | |
| 4027 * If we are not going to keep the backup file, don't | |
| 4028 * delete an existing one, try to use another name. | |
| 4029 * Change one character, just before the extension. | |
| 4030 */ | |
| 4031 if (!p_bk && mch_getperm(backup) >= 0) | |
| 4032 { | |
| 4033 p = backup + STRLEN(backup) - 1 - STRLEN(backup_ext); | |
| 4034 if (p < backup) /* empty file name ??? */ | |
| 4035 p = backup; | |
| 4036 *p = 'z'; | |
| 4037 while (*p > 'a' && mch_getperm(backup) >= 0) | |
| 4038 --*p; | |
| 4039 /* They all exist??? Must be something wrong! */ | |
| 4040 if (*p == 'a') | |
|
13244
ac42c4b11dbc
patch 8.0.1496: clearing a pointer takes two lines
Christian Brabandt <cb@256bit.org>
parents:
13240
diff
changeset
|
4041 VIM_CLEAR(backup); |
| 7 | 4042 } |
| 4043 } | |
| 4044 if (backup != NULL) | |
| 4045 { | |
| 4046 /* | |
| 531 | 4047 * Delete any existing backup and move the current version |
| 4048 * to the backup. For safety, we don't remove the backup | |
| 4049 * until the write has finished successfully. And if the | |
| 4050 * 'backup' option is set, leave it around. | |
| 7 | 4051 */ |
| 4052 /* | |
| 4053 * If the renaming of the original file to the backup file | |
| 4054 * works, quit here. | |
| 4055 */ | |
| 4056 if (vim_rename(fname, backup) == 0) | |
| 4057 break; | |
| 4058 | |
|
13244
ac42c4b11dbc
patch 8.0.1496: clearing a pointer takes two lines
Christian Brabandt <cb@256bit.org>
parents:
13240
diff
changeset
|
4059 VIM_CLEAR(backup); /* don't do the rename below */ |
| 7 | 4060 } |
| 4061 } | |
| 4062 if (backup == NULL && !forceit) | |
| 4063 { | |
| 4064 errmsg = (char_u *)_("E510: Can't make backup file (add ! to override)"); | |
| 4065 goto fail; | |
| 4066 } | |
| 4067 } | |
| 4068 } | |
| 4069 | |
|
7410
08e62c4fc17d
commit https://github.com/vim/vim/commit/53076830fea6df737455523f7e235bfe4f79864d
Christian Brabandt <cb@256bit.org>
parents:
7408
diff
changeset
|
4070 #if defined(UNIX) |
| 7 | 4071 /* When using ":w!" and the file was read-only: make it writable */ |
| 4072 if (forceit && perm >= 0 && !(perm & 0200) && st_old.st_uid == getuid() | |
| 4073 && vim_strchr(p_cpo, CPO_FWRITE) == NULL) | |
| 4074 { | |
| 4075 perm |= 0200; | |
| 4076 (void)mch_setperm(fname, perm); | |
| 4077 made_writable = TRUE; | |
| 4078 } | |
| 4079 #endif | |
| 4080 | |
| 819 | 4081 /* When using ":w!" and writing to the current file, 'readonly' makes no |
| 164 | 4082 * sense, reset it, unless 'Z' appears in 'cpoptions'. */ |
| 4083 if (forceit && overwriting && vim_strchr(p_cpo, CPO_KEEPRO) == NULL) | |
| 7 | 4084 { |
| 4085 buf->b_p_ro = FALSE; | |
| 4086 #ifdef FEAT_TITLE | |
| 4087 need_maketitle = TRUE; /* set window title later */ | |
| 4088 #endif | |
| 4089 status_redraw_all(); /* redraw status lines later */ | |
| 4090 } | |
| 4091 | |
| 4092 if (end > buf->b_ml.ml_line_count) | |
| 4093 end = buf->b_ml.ml_line_count; | |
| 4094 if (buf->b_ml.ml_flags & ML_EMPTY) | |
| 4095 start = end + 1; | |
| 4096 | |
| 4097 /* | |
| 4098 * If the original file is being overwritten, there is a small chance that | |
| 4099 * we crash in the middle of writing. Therefore the file is preserved now. | |
| 4100 * This makes all block numbers positive so that recovery does not need | |
| 4101 * the original file. | |
| 4102 * Don't do this if there is a backup file and we are exiting. | |
| 4103 */ | |
| 39 | 4104 if (reset_changed && !newfile && overwriting |
| 7 | 4105 && !(exiting && backup != NULL)) |
| 4106 { | |
| 4107 ml_preserve(buf, FALSE); | |
| 4108 if (got_int) | |
| 4109 { | |
| 4110 errmsg = (char_u *)_(e_interr); | |
| 4111 goto restore_backup; | |
| 4112 } | |
| 4113 } | |
| 4114 | |
| 4115 #ifdef VMS | |
| 4116 vms_remove_version(fname); /* remove version */ | |
| 4117 #endif | |
| 1651 | 4118 /* Default: write the file directly. May write to a temp file for |
| 7 | 4119 * multi-byte conversion. */ |
| 4120 wfname = fname; | |
| 4121 | |
| 4122 /* Check for forced 'fileencoding' from "++opt=val" argument. */ | |
| 4123 if (eap != NULL && eap->force_enc != 0) | |
| 4124 { | |
| 4125 fenc = eap->cmd + eap->force_enc; | |
| 4126 fenc = enc_canonize(fenc); | |
| 4127 fenc_tofree = fenc; | |
| 4128 } | |
| 4129 else | |
| 4130 fenc = buf->b_p_fenc; | |
| 4131 | |
| 4132 /* | |
| 1948 | 4133 * Check if the file needs to be converted. |
| 7 | 4134 */ |
| 1948 | 4135 converted = need_conversion(fenc); |
| 7 | 4136 |
| 4137 /* | |
| 4138 * Check if UTF-8 to UCS-2/4 or Latin1 conversion needs to be done. Or | |
| 4139 * Latin1 to Unicode conversion. This is handled in buf_write_bytes(). | |
| 4140 * Prepare the flags for it and allocate bw_conv_buf when needed. | |
| 4141 */ | |
| 4142 if (converted && (enc_utf8 || STRCMP(p_enc, "latin1") == 0)) | |
| 4143 { | |
| 4144 wb_flags = get_fio_flags(fenc); | |
| 4145 if (wb_flags & (FIO_UCS2 | FIO_UCS4 | FIO_UTF16 | FIO_UTF8)) | |
| 4146 { | |
| 4147 /* Need to allocate a buffer to translate into. */ | |
| 4148 if (wb_flags & (FIO_UCS2 | FIO_UTF16 | FIO_UTF8)) | |
| 4149 write_info.bw_conv_buflen = bufsize * 2; | |
| 4150 else /* FIO_UCS4 */ | |
| 4151 write_info.bw_conv_buflen = bufsize * 4; | |
|
16768
695d9ef00b03
patch 8.1.1386: unessesary type casts for lalloc()
Bram Moolenaar <Bram@vim.org>
parents:
16766
diff
changeset
|
4152 write_info.bw_conv_buf = alloc(write_info.bw_conv_buflen); |
| 7 | 4153 if (write_info.bw_conv_buf == NULL) |
| 4154 end = 0; | |
| 4155 } | |
| 4156 } | |
| 4157 | |
|
15868
7fad90423bd2
patch 8.1.0941: macros for MS-Windows are inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15840
diff
changeset
|
4158 #ifdef MSWIN |
| 7 | 4159 if (converted && wb_flags == 0 && (wb_flags = get_win_fio_flags(fenc)) != 0) |
| 4160 { | |
| 4161 /* Convert UTF-8 -> UCS-2 and UCS-2 -> DBCS. Worst-case * 4: */ | |
| 4162 write_info.bw_conv_buflen = bufsize * 4; | |
|
16768
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patch 8.1.1386: unessesary type casts for lalloc()
Bram Moolenaar <Bram@vim.org>
parents:
16766
diff
changeset
|
4163 write_info.bw_conv_buf = alloc(write_info.bw_conv_buflen); |
| 7 | 4164 if (write_info.bw_conv_buf == NULL) |
| 4165 end = 0; | |
| 4166 } | |
|
15595
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patch 8.1.0805: too many #ifdefs
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parents:
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diff
changeset
|
4167 #endif |
|
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patch 8.1.0805: too many #ifdefs
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parents:
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diff
changeset
|
4168 |
|
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parents:
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diff
changeset
|
4169 #ifdef MACOS_CONVERT |
| 7 | 4170 if (converted && wb_flags == 0 && (wb_flags = get_mac_fio_flags(fenc)) != 0) |
| 4171 { | |
| 4172 write_info.bw_conv_buflen = bufsize * 3; | |
|
16768
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patch 8.1.1386: unessesary type casts for lalloc()
Bram Moolenaar <Bram@vim.org>
parents:
16766
diff
changeset
|
4173 write_info.bw_conv_buf = alloc(write_info.bw_conv_buflen); |
| 7 | 4174 if (write_info.bw_conv_buf == NULL) |
| 4175 end = 0; | |
| 4176 } | |
|
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parents:
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diff
changeset
|
4177 #endif |
|
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parents:
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diff
changeset
|
4178 |
|
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patch 8.1.0805: too many #ifdefs
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parents:
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diff
changeset
|
4179 #if defined(FEAT_EVAL) || defined(USE_ICONV) |
| 7 | 4180 if (converted && wb_flags == 0) |
| 4181 { | |
|
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patch 8.1.0805: too many #ifdefs
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parents:
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diff
changeset
|
4182 # ifdef USE_ICONV |
| 7 | 4183 /* |
| 4184 * Use iconv() conversion when conversion is needed and it's not done | |
| 4185 * internally. | |
| 4186 */ | |
| 4187 write_info.bw_iconv_fd = (iconv_t)my_iconv_open(fenc, | |
| 4188 enc_utf8 ? (char_u *)"utf-8" : p_enc); | |
| 4189 if (write_info.bw_iconv_fd != (iconv_t)-1) | |
| 4190 { | |
| 4191 /* We're going to use iconv(), allocate a buffer to convert in. */ | |
| 4192 write_info.bw_conv_buflen = bufsize * ICONV_MULT; | |
|
16768
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patch 8.1.1386: unessesary type casts for lalloc()
Bram Moolenaar <Bram@vim.org>
parents:
16766
diff
changeset
|
4193 write_info.bw_conv_buf = alloc(write_info.bw_conv_buflen); |
| 7 | 4194 if (write_info.bw_conv_buf == NULL) |
| 4195 end = 0; | |
| 4196 write_info.bw_first = TRUE; | |
| 4197 } | |
|
15595
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parents:
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diff
changeset
|
4198 # ifdef FEAT_EVAL |
| 7 | 4199 else |
| 4200 # endif | |
|
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parents:
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diff
changeset
|
4201 # endif |
|
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diff
changeset
|
4202 |
|
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parents:
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diff
changeset
|
4203 # ifdef FEAT_EVAL |
| 7 | 4204 /* |
| 4205 * When the file needs to be converted with 'charconvert' after | |
| 4206 * writing, write to a temp file instead and let the conversion | |
| 4207 * overwrite the original file. | |
| 4208 */ | |
| 4209 if (*p_ccv != NUL) | |
| 4210 { | |
| 6721 | 4211 wfname = vim_tempname('w', FALSE); |
| 7 | 4212 if (wfname == NULL) /* Can't write without a tempfile! */ |
| 4213 { | |
| 4214 errmsg = (char_u *)_("E214: Can't find temp file for writing"); | |
| 4215 goto restore_backup; | |
| 4216 } | |
| 4217 } | |
| 4218 # endif | |
|
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parents:
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diff
changeset
|
4219 } |
|
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patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
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diff
changeset
|
4220 #endif |
| 7 | 4221 if (converted && wb_flags == 0 |
|
15595
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Bram Moolenaar <Bram@vim.org>
parents:
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diff
changeset
|
4222 #ifdef USE_ICONV |
| 7 | 4223 && write_info.bw_iconv_fd == (iconv_t)-1 |
|
15595
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parents:
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diff
changeset
|
4224 # endif |
|
1ec942f1b648
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parents:
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diff
changeset
|
4225 # ifdef FEAT_EVAL |
| 7 | 4226 && wfname == fname |
|
15595
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parents:
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diff
changeset
|
4227 # endif |
| 7 | 4228 ) |
| 4229 { | |
| 4230 if (!forceit) | |
| 4231 { | |
| 4232 errmsg = (char_u *)_("E213: Cannot convert (add ! to write without conversion)"); | |
| 4233 goto restore_backup; | |
| 4234 } | |
| 4235 notconverted = TRUE; | |
| 4236 } | |
| 4237 | |
| 4238 /* | |
|
11605
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patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4239 * If conversion is taking place, we may first pretend to write and check |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
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parents:
11325
diff
changeset
|
4240 * for conversion errors. Then loop again to write for real. |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
4241 * When not doing conversion this writes for real right away. |
| 7 | 4242 */ |
|
11605
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patch 8.0.0685: when conversion fails written file may be truncated
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parents:
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diff
changeset
|
4243 for (checking_conversion = TRUE; ; checking_conversion = FALSE) |
| 7 | 4244 { |
| 4245 /* | |
|
11605
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patch 8.0.0685: when conversion fails written file may be truncated
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parents:
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diff
changeset
|
4246 * There is no need to check conversion when: |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
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parents:
11325
diff
changeset
|
4247 * - there is no conversion |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
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parents:
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diff
changeset
|
4248 * - we make a backup file, that can be restored in case of conversion |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
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parents:
11325
diff
changeset
|
4249 * failure. |
| 7 | 4250 */ |
|
11605
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patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4251 if (!converted || dobackup) |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
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parents:
11325
diff
changeset
|
4252 checking_conversion = FALSE; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
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parents:
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diff
changeset
|
4253 |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
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parents:
11325
diff
changeset
|
4254 if (checking_conversion) |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
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parents:
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diff
changeset
|
4255 { |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
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parents:
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diff
changeset
|
4256 /* Make sure we don't write anything. */ |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
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parents:
11325
diff
changeset
|
4257 fd = -1; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
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parents:
11325
diff
changeset
|
4258 write_info.bw_fd = fd; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
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diff
changeset
|
4259 } |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
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parents:
11325
diff
changeset
|
4260 else |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
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parents:
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diff
changeset
|
4261 { |
|
12847
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4262 #ifdef HAVE_FTRUNCATE |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4263 # define TRUNC_ON_OPEN 0 |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
4264 #else |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4265 # define TRUNC_ON_OPEN O_TRUNC |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
4266 #endif |
|
11605
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patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4267 /* |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
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parents:
11325
diff
changeset
|
4268 * Open the file "wfname" for writing. |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
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diff
changeset
|
4269 * We may try to open the file twice: If we can't write to the file |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
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parents:
11325
diff
changeset
|
4270 * and forceit is TRUE we delete the existing file and try to |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
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parents:
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diff
changeset
|
4271 * create a new one. If this still fails we may have lost the |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
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parents:
11325
diff
changeset
|
4272 * original file! (this may happen when the user reached his |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
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parents:
11325
diff
changeset
|
4273 * quotum for number of files). |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4274 * Appending will fail if the file does not exist and forceit is |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4275 * FALSE. |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
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parents:
11325
diff
changeset
|
4276 */ |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
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parents:
11325
diff
changeset
|
4277 while ((fd = mch_open((char *)wfname, O_WRONLY | O_EXTRA | (append |
|
16ccaedce025
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parents:
11325
diff
changeset
|
4278 ? (forceit ? (O_APPEND | O_CREAT) : O_APPEND) |
|
12847
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patch 8.0.1300: file permissions may end up wrong when writing
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parents:
12814
diff
changeset
|
4279 : (O_CREAT | TRUNC_ON_OPEN)) |
|
11605
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patch 8.0.0685: when conversion fails written file may be truncated
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parents:
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diff
changeset
|
4280 , perm < 0 ? 0666 : (perm & 0777))) < 0) |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
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parents:
11325
diff
changeset
|
4281 { |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
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parents:
11325
diff
changeset
|
4282 /* |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4283 * A forced write will try to create a new file if the old one |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
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parents:
11325
diff
changeset
|
4284 * is still readonly. This may also happen when the directory |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4285 * is read-only. In that case the mch_remove() will fail. |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
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parents:
11325
diff
changeset
|
4286 */ |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4287 if (errmsg == NULL) |
| 7 | 4288 { |
| 4289 #ifdef UNIX | |
|
11605
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patch 8.0.0685: when conversion fails written file may be truncated
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parents:
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diff
changeset
|
4290 stat_T st; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
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parents:
11325
diff
changeset
|
4291 |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
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parents:
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diff
changeset
|
4292 /* Don't delete the file when it's a hard or symbolic link. |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
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parents:
11325
diff
changeset
|
4293 */ |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
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parents:
11325
diff
changeset
|
4294 if ((!newfile && st_old.st_nlink > 1) |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
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parents:
11325
diff
changeset
|
4295 || (mch_lstat((char *)fname, &st) == 0 |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
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parents:
11325
diff
changeset
|
4296 && (st.st_dev != st_old.st_dev |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
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parents:
11325
diff
changeset
|
4297 || st.st_ino != st_old.st_ino))) |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4298 errmsg = (char_u *)_("E166: Can't open linked file for writing"); |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4299 else |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4300 #endif |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4301 { |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4302 errmsg = (char_u *)_("E212: Can't open file for writing"); |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4303 if (forceit && vim_strchr(p_cpo, CPO_FWRITE) == NULL |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4304 && perm >= 0) |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4305 { |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4306 #ifdef UNIX |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4307 /* we write to the file, thus it should be marked |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4308 writable after all */ |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4309 if (!(perm & 0200)) |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4310 made_writable = TRUE; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4311 perm |= 0200; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4312 if (st_old.st_uid != getuid() |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4313 || st_old.st_gid != getgid()) |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4314 perm &= 0777; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4315 #endif |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4316 if (!append) /* don't remove when appending */ |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4317 mch_remove(wfname); |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4318 continue; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4319 } |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4320 } |
| 7 | 4321 } |
| 4322 | |
| 4323 restore_backup: | |
|
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4324 { |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4325 stat_T st; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4326 |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4327 /* |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4328 * If we failed to open the file, we don't need a backup. |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4329 * Throw it away. If we moved or removed the original file |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4330 * try to put the backup in its place. |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4331 */ |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4332 if (backup != NULL && wfname == fname) |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4333 { |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4334 if (backup_copy) |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4335 { |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4336 /* |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4337 * There is a small chance that we removed the |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4338 * original, try to move the copy in its place. |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4339 * This may not work if the vim_rename() fails. |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4340 * In that case we leave the copy around. |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4341 */ |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4342 /* If file does not exist, put the copy in its |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4343 * place */ |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4344 if (mch_stat((char *)fname, &st) < 0) |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4345 vim_rename(backup, fname); |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4346 /* if original file does exist throw away the copy |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4347 */ |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4348 if (mch_stat((char *)fname, &st) >= 0) |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4349 mch_remove(backup); |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4350 } |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4351 else |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4352 { |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4353 /* try to put the original file back */ |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4354 vim_rename(backup, fname); |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4355 } |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4356 } |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4357 |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4358 /* if original file no longer exists give an extra warning |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4359 */ |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4360 if (!newfile && mch_stat((char *)fname, &st) < 0) |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4361 end = 0; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4362 } |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4363 |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4364 if (wfname != fname) |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4365 vim_free(wfname); |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4366 goto fail; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4367 } |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4368 write_info.bw_fd = fd; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4369 |
|
12847
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4370 #if defined(UNIX) |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4371 { |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4372 stat_T st; |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4373 |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4374 /* Double check we are writing the intended file before making |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4375 * any changes. */ |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4376 if (overwriting |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4377 && (!dobackup || backup_copy) |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4378 && fname == wfname |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4379 && perm >= 0 |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4380 && mch_fstat(fd, &st) == 0 |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4381 && st.st_ino != st_old.st_ino) |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4382 { |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4383 close(fd); |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4384 errmsg = (char_u *)_("E949: File changed while writing"); |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4385 goto fail; |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4386 } |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4387 } |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4388 #endif |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4389 #ifdef HAVE_FTRUNCATE |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4390 if (!append) |
|
14730
193471015e1a
patch 8.1.0377: xdiff doesn't use the Vim memory allocation functions
Christian Brabandt <cb@256bit.org>
parents:
14700
diff
changeset
|
4391 vim_ignored = ftruncate(fd, (off_t)0); |
|
12847
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4392 #endif |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4393 |
|
15868
7fad90423bd2
patch 8.1.0941: macros for MS-Windows are inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15840
diff
changeset
|
4394 #if defined(MSWIN) |
|
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4395 if (backup != NULL && overwriting && !append) |
| 7 | 4396 { |
| 4397 if (backup_copy) | |
|
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4398 (void)mch_copy_file_attribute(wfname, backup); |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4399 else |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4400 (void)mch_copy_file_attribute(backup, wfname); |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4401 } |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4402 |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4403 if (!overwriting && !append) |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4404 { |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4405 if (buf->b_ffname != NULL) |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4406 (void)mch_copy_file_attribute(buf->b_ffname, wfname); |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4407 /* Should copy resource fork */ |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4408 } |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4409 #endif |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4410 |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4411 #ifdef FEAT_CRYPT |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4412 if (*buf->b_p_key != NUL && !filtering) |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4413 { |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4414 char_u *header; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4415 int header_len; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4416 |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4417 buf->b_cryptstate = crypt_create_for_writing( |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4418 crypt_get_method_nr(buf), |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4419 buf->b_p_key, &header, &header_len); |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4420 if (buf->b_cryptstate == NULL || header == NULL) |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4421 end = 0; |
| 7 | 4422 else |
| 4423 { | |
|
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4424 /* Write magic number, so that Vim knows how this file is |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4425 * encrypted when reading it back. */ |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4426 write_info.bw_buf = header; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4427 write_info.bw_len = header_len; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4428 write_info.bw_flags = FIO_NOCONVERT; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4429 if (buf_write_bytes(&write_info) == FAIL) |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4430 end = 0; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4431 wb_flags |= FIO_ENCRYPTED; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4432 vim_free(header); |
| 7 | 4433 } |
| 4434 } | |
|
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4435 #endif |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4436 } |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4437 errmsg = NULL; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4438 |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4439 write_info.bw_buf = buffer; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4440 nchars = 0; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4441 |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4442 /* use "++bin", "++nobin" or 'binary' */ |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4443 if (eap != NULL && eap->force_bin != 0) |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4444 write_bin = (eap->force_bin == FORCE_BIN); |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4445 else |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4446 write_bin = buf->b_p_bin; |
| 7 | 4447 |
|
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4448 /* |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4449 * The BOM is written just after the encryption magic number. |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4450 * Skip it when appending and the file already existed, the BOM only |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4451 * makes sense at the start of the file. |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4452 */ |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4453 if (buf->b_p_bomb && !write_bin && (!append || perm < 0)) |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4454 { |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4455 write_info.bw_len = make_bom(buffer, fenc); |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4456 if (write_info.bw_len > 0) |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4457 { |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4458 /* don't convert, do encryption */ |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4459 write_info.bw_flags = FIO_NOCONVERT | wb_flags; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4460 if (buf_write_bytes(&write_info) == FAIL) |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4461 end = 0; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4462 else |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4463 nchars += write_info.bw_len; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4464 } |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4465 } |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4466 write_info.bw_start_lnum = start; |
| 7 | 4467 |
|
2214
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
4468 #ifdef FEAT_PERSISTENT_UNDO |
|
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4469 write_undo_file = (buf->b_p_udf |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4470 && overwriting |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4471 && !append |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4472 && !filtering |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4473 && reset_changed |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4474 && !checking_conversion); |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4475 if (write_undo_file) |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4476 /* Prepare for computing the hash value of the text. */ |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4477 sha256_start(&sha_ctx); |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4478 #endif |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4479 |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4480 write_info.bw_len = bufsize; |
| 7 | 4481 #ifdef HAS_BW_FLAGS |
|
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4482 write_info.bw_flags = wb_flags; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4483 #endif |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4484 fileformat = get_fileformat_force(buf, eap); |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4485 s = buffer; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4486 len = 0; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4487 for (lnum = start; lnum <= end; ++lnum) |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4488 { |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4489 /* |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4490 * The next while loop is done once for each character written. |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4491 * Keep it fast! |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4492 */ |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4493 ptr = ml_get_buf(buf, lnum, FALSE) - 1; |
|
2214
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
4494 #ifdef FEAT_PERSISTENT_UNDO |
|
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4495 if (write_undo_file) |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4496 sha256_update(&sha_ctx, ptr + 1, |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4497 (UINT32_T)(STRLEN(ptr + 1) + 1)); |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4498 #endif |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4499 while ((c = *++ptr) != NUL) |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4500 { |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4501 if (c == NL) |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4502 *s = NUL; /* replace newlines with NULs */ |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4503 else if (c == CAR && fileformat == EOL_MAC) |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4504 *s = NL; /* Mac: replace CRs with NLs */ |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4505 else |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4506 *s = c; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4507 ++s; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4508 if (++len != bufsize) |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4509 continue; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4510 if (buf_write_bytes(&write_info) == FAIL) |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4511 { |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4512 end = 0; /* write error: break loop */ |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4513 break; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4514 } |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4515 nchars += bufsize; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4516 s = buffer; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4517 len = 0; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4518 write_info.bw_start_lnum = lnum; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4519 } |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4520 /* write failed or last line has no EOL: stop here */ |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
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changeset
|
4521 if (end == 0 |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4522 || (lnum == end |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4523 && (write_bin || !buf->b_p_fixeol) |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4524 && (lnum == buf->b_no_eol_lnum |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4525 || (lnum == buf->b_ml.ml_line_count |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4526 && !buf->b_p_eol)))) |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
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11325
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changeset
|
4527 { |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4528 ++lnum; /* written the line, count it */ |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
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11325
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changeset
|
4529 no_eol = TRUE; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4530 break; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
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11325
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changeset
|
4531 } |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4532 if (fileformat == EOL_UNIX) |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4533 *s++ = NL; |
| 7 | 4534 else |
|
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4535 { |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4536 *s++ = CAR; /* EOL_MAC or EOL_DOS: write CR */ |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4537 if (fileformat == EOL_DOS) /* write CR-NL */ |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4538 { |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4539 if (++len == bufsize) |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4540 { |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4541 if (buf_write_bytes(&write_info) == FAIL) |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4542 { |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4543 end = 0; /* write error: break loop */ |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4544 break; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4545 } |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4546 nchars += bufsize; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4547 s = buffer; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4548 len = 0; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4549 } |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4550 *s++ = NL; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4551 } |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4552 } |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4553 if (++len == bufsize && end) |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4554 { |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4555 if (buf_write_bytes(&write_info) == FAIL) |
| 7 | 4556 { |
|
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4557 end = 0; /* write error: break loop */ |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4558 break; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4559 } |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4560 nchars += bufsize; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4561 s = buffer; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4562 len = 0; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4563 |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4564 ui_breakcheck(); |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4565 if (got_int) |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4566 { |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4567 end = 0; /* Interrupted, break loop */ |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4568 break; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4569 } |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4570 } |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4571 #ifdef VMS |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4572 /* |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4573 * On VMS there is a problem: newlines get added when writing |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4574 * blocks at a time. Fix it by writing a line at a time. |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4575 * This is much slower! |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4576 * Explanation: VAX/DECC RTL insists that records in some RMS |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4577 * structures end with a newline (carriage return) character, and |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4578 * if they don't it adds one. |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4579 * With other RMS structures it works perfect without this fix. |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4580 */ |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4581 if (buf->b_fab_rfm == FAB$C_VFC |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4582 || ((buf->b_fab_rat & (FAB$M_FTN | FAB$M_CR)) != 0)) |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4583 { |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4584 int b2write; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4585 |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4586 buf->b_fab_mrs = (buf->b_fab_mrs == 0 |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4587 ? MIN(4096, bufsize) |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4588 : MIN(buf->b_fab_mrs, bufsize)); |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4589 |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4590 b2write = len; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4591 while (b2write > 0) |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4592 { |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4593 write_info.bw_len = MIN(b2write, buf->b_fab_mrs); |
| 7 | 4594 if (buf_write_bytes(&write_info) == FAIL) |
| 4595 { | |
|
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4596 end = 0; |
| 7 | 4597 break; |
| 4598 } | |
|
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4599 b2write -= MIN(b2write, buf->b_fab_mrs); |
| 7 | 4600 } |
|
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4601 write_info.bw_len = bufsize; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4602 nchars += len; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4603 s = buffer; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4604 len = 0; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4605 } |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4606 #endif |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4607 } |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4608 if (len > 0 && end > 0) |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4609 { |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4610 write_info.bw_len = len; |
| 7 | 4611 if (buf_write_bytes(&write_info) == FAIL) |
|
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4612 end = 0; /* write error */ |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4613 nchars += len; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4614 } |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4615 |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4616 /* Stop when writing done or an error was encountered. */ |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4617 if (!checking_conversion || end == 0) |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4618 break; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4619 |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4620 /* If no error happened until now, writing should be ok, so loop to |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4621 * really write the buffer. */ |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4622 } |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4623 |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4624 /* If we started writing, finish writing. Also when an error was |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4625 * encountered. */ |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4626 if (!checking_conversion) |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4627 { |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4628 #if defined(UNIX) && defined(HAVE_FSYNC) |
| 7 | 4629 /* |
|
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4630 * On many journalling file systems there is a bug that causes both the |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4631 * original and the backup file to be lost when halting the system |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4632 * right after writing the file. That's because only the meta-data is |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4633 * journalled. Syncing the file slows down the system, but assures it |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4634 * has been written to disk and we don't lose it. |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4635 * For a device do try the fsync() but don't complain if it does not |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4636 * work (could be a pipe). |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4637 * If the 'fsync' option is FALSE, don't fsync(). Useful for laptops. |
| 7 | 4638 */ |
|
15816
40336d427dd2
patch 8.1.0915: fsync() may not work properly on Mac
Bram Moolenaar <Bram@vim.org>
parents:
15794
diff
changeset
|
4639 if (p_fs && vim_fsync(fd) != 0 && !device) |
|
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4640 { |
|
12857
ffdf2e4b5d9a
patch 8.0.1305: writefile() never calls fsync()
Christian Brabandt <cb@256bit.org>
parents:
12847
diff
changeset
|
4641 errmsg = (char_u *)_(e_fsync); |
|
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4642 end = 0; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4643 } |
| 7 | 4644 #endif |
| 4645 | |
| 5788 | 4646 #if defined(HAVE_SELINUX) || defined(HAVE_SMACK) |
|
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4647 /* Probably need to set the security context. */ |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4648 if (!backup_copy) |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4649 mch_copy_sec(backup, wfname); |
| 1583 | 4650 #endif |
| 4651 | |
| 557 | 4652 #ifdef UNIX |
|
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4653 /* When creating a new file, set its owner/group to that of the |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4654 * original file. Get the new device and inode number. */ |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4655 if (backup != NULL && !backup_copy) |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4656 { |
| 557 | 4657 # ifdef HAVE_FCHOWN |
|
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4658 stat_T st; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4659 |
|
12847
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4660 /* Don't change the owner when it's already OK, some systems remove |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4661 * permission or ACL stuff. */ |
|
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4662 if (mch_stat((char *)wfname, &st) < 0 |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4663 || st.st_uid != st_old.st_uid |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4664 || st.st_gid != st_old.st_gid) |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4665 { |
|
12847
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4666 /* changing owner might not be possible */ |
|
14730
193471015e1a
patch 8.1.0377: xdiff doesn't use the Vim memory allocation functions
Christian Brabandt <cb@256bit.org>
parents:
14700
diff
changeset
|
4667 vim_ignored = fchown(fd, st_old.st_uid, -1); |
|
12847
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4668 /* if changing group fails clear the group permissions */ |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4669 if (fchown(fd, -1, st_old.st_gid) == -1 && perm > 0) |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4670 perm &= ~070; |
|
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4671 } |
| 557 | 4672 # endif |
|
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4673 buf_setino(buf); |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4674 } |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4675 else if (!buf->b_dev_valid) |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4676 /* Set the inode when creating a new file. */ |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4677 buf_setino(buf); |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4678 #endif |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4679 |
|
12847
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4680 #ifdef UNIX |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4681 if (made_writable) |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4682 perm &= ~0200; /* reset 'w' bit for security reasons */ |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4683 #endif |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4684 #ifdef HAVE_FCHMOD |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4685 /* set permission of new file same as old file */ |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4686 if (perm >= 0) |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4687 (void)mch_fsetperm(fd, perm); |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4688 #endif |
|
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4689 if (close(fd) != 0) |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4690 { |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4691 errmsg = (char_u *)_("E512: Close failed"); |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4692 end = 0; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4693 } |
| 7 | 4694 |
|
12847
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4695 #ifndef HAVE_FCHMOD |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4696 /* set permission of new file same as old file */ |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4697 if (perm >= 0) |
|
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4698 (void)mch_setperm(wfname, perm); |
|
12847
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4699 #endif |
| 7 | 4700 #ifdef HAVE_ACL |
|
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4701 /* |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4702 * Probably need to set the ACL before changing the user (can't set the |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4703 * ACL on a file the user doesn't own). |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4704 * On Solaris, with ZFS and the aclmode property set to "discard" (the |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4705 * default), chmod() discards all part of a file's ACL that don't |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4706 * represent the mode of the file. It's non-trivial for us to discover |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4707 * whether we're in that situation, so we simply always re-set the ACL. |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4708 */ |
|
9509
e61974ab3ed0
commit https://github.com/vim/vim/commit/da4127794aa333631bde879e73bcfce4aef42f85
Christian Brabandt <cb@256bit.org>
parents:
9487
diff
changeset
|
4709 # ifndef HAVE_SOLARIS_ZFS_ACL |
|
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4710 if (!backup_copy) |
|
9509
e61974ab3ed0
commit https://github.com/vim/vim/commit/da4127794aa333631bde879e73bcfce4aef42f85
Christian Brabandt <cb@256bit.org>
parents:
9487
diff
changeset
|
4711 # endif |
|
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4712 mch_set_acl(wfname, acl); |
| 7 | 4713 #endif |
| 2267 | 4714 #ifdef FEAT_CRYPT |
|
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4715 if (buf->b_cryptstate != NULL) |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4716 { |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4717 crypt_free_state(buf->b_cryptstate); |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4718 buf->b_cryptstate = NULL; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4719 } |
| 6122 | 4720 #endif |
| 7 | 4721 |
|
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
4722 #if defined(FEAT_EVAL) |
|
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4723 if (wfname != fname) |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4724 { |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4725 /* |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4726 * The file was written to a temp file, now it needs to be |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4727 * converted with 'charconvert' to (overwrite) the output file. |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4728 */ |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4729 if (end != 0) |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4730 { |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4731 if (eval_charconvert(enc_utf8 ? (char_u *)"utf-8" : p_enc, |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4732 fenc, wfname, fname) == FAIL) |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4733 { |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4734 write_info.bw_conv_error = TRUE; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4735 end = 0; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4736 } |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4737 } |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4738 mch_remove(wfname); |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4739 vim_free(wfname); |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4740 } |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4741 #endif |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4742 } |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4743 |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4744 if (end == 0) |
| 7 | 4745 { |
| 4746 /* | |
|
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4747 * Error encountered. |
| 7 | 4748 */ |
| 4749 if (errmsg == NULL) | |
| 4750 { | |
| 4751 if (write_info.bw_conv_error) | |
| 1947 | 4752 { |
| 4753 if (write_info.bw_conv_error_lnum == 0) | |
| 4754 errmsg = (char_u *)_("E513: write error, conversion failed (make 'fenc' empty to override)"); | |
| 4755 else | |
| 4756 { | |
| 4757 errmsg_allocated = TRUE; | |
| 4758 errmsg = alloc(300); | |
| 4759 vim_snprintf((char *)errmsg, 300, _("E513: write error, conversion failed in line %ld (make 'fenc' empty to override)"), | |
| 4760 (long)write_info.bw_conv_error_lnum); | |
| 4761 } | |
| 4762 } | |
|
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
4763 else if (got_int) |
|
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
4764 errmsg = (char_u *)_(e_interr); |
| 7 | 4765 else |
|
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
4766 errmsg = (char_u *)_("E514: write error (file system full?)"); |
| 7 | 4767 } |
| 4768 | |
| 4769 /* | |
| 4770 * If we have a backup file, try to put it in place of the new file, | |
| 1698 | 4771 * because the new file is probably corrupt. This avoids losing the |
| 7 | 4772 * original file when trying to make a backup when writing the file a |
| 4773 * second time. | |
| 4774 * When "backup_copy" is set we need to copy the backup over the new | |
| 4775 * file. Otherwise rename the backup file. | |
| 4776 * If this is OK, don't give the extra warning message. | |
| 4777 */ | |
| 4778 if (backup != NULL) | |
| 4779 { | |
| 4780 if (backup_copy) | |
| 4781 { | |
| 4782 /* This may take a while, if we were interrupted let the user | |
| 4783 * know we got the message. */ | |
| 4784 if (got_int) | |
| 4785 { | |
|
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15531
diff
changeset
|
4786 msg(_(e_interr)); |
| 7 | 4787 out_flush(); |
| 4788 } | |
| 4789 if ((fd = mch_open((char *)backup, O_RDONLY | O_EXTRA, 0)) >= 0) | |
| 4790 { | |
| 4791 if ((write_info.bw_fd = mch_open((char *)fname, | |
| 194 | 4792 O_WRONLY | O_CREAT | O_TRUNC | O_EXTRA, |
| 4793 perm & 0777)) >= 0) | |
| 7 | 4794 { |
| 4795 /* copy the file. */ | |
| 4796 write_info.bw_buf = smallbuf; | |
| 4797 #ifdef HAS_BW_FLAGS | |
| 4798 write_info.bw_flags = FIO_NOCONVERT; | |
| 4799 #endif | |
| 2664 | 4800 while ((write_info.bw_len = read_eintr(fd, smallbuf, |
| 7 | 4801 SMBUFSIZE)) > 0) |
| 4802 if (buf_write_bytes(&write_info) == FAIL) | |
| 4803 break; | |
| 4804 | |
| 4805 if (close(write_info.bw_fd) >= 0 | |
| 4806 && write_info.bw_len == 0) | |
| 4807 end = 1; /* success */ | |
| 4808 } | |
| 4809 close(fd); /* ignore errors for closing read file */ | |
| 4810 } | |
| 4811 } | |
| 4812 else | |
| 4813 { | |
| 4814 if (vim_rename(backup, fname) == 0) | |
| 4815 end = 1; | |
| 4816 } | |
| 4817 } | |
| 4818 goto fail; | |
| 4819 } | |
| 4820 | |
| 4821 lnum -= start; /* compute number of written lines */ | |
| 4822 --no_wait_return; /* may wait for return now */ | |
| 4823 | |
| 4824 #if !(defined(UNIX) || defined(VMS)) | |
| 4825 fname = sfname; /* use shortname now, for the messages */ | |
| 4826 #endif | |
| 4827 if (!filtering) | |
| 4828 { | |
| 4829 msg_add_fname(buf, fname); /* put fname in IObuff with quotes */ | |
| 4830 c = FALSE; | |
| 4831 if (write_info.bw_conv_error) | |
| 4832 { | |
| 4833 STRCAT(IObuff, _(" CONVERSION ERROR")); | |
| 4834 c = TRUE; | |
| 1947 | 4835 if (write_info.bw_conv_error_lnum != 0) |
|
2280
941ff1cd317a
Add file save counter to undo information. Add undotree() function.
Bram Moolenaar <bram@vim.org>
parents:
2267
diff
changeset
|
4836 vim_snprintf_add((char *)IObuff, IOSIZE, _(" in line %ld;"), |
| 1947 | 4837 (long)write_info.bw_conv_error_lnum); |
| 7 | 4838 } |
| 4839 else if (notconverted) | |
| 4840 { | |
| 4841 STRCAT(IObuff, _("[NOT converted]")); | |
| 4842 c = TRUE; | |
| 4843 } | |
| 4844 else if (converted) | |
| 4845 { | |
| 4846 STRCAT(IObuff, _("[converted]")); | |
| 4847 c = TRUE; | |
| 4848 } | |
| 4849 if (device) | |
| 4850 { | |
| 4851 STRCAT(IObuff, _("[Device]")); | |
| 4852 c = TRUE; | |
| 4853 } | |
| 4854 else if (newfile) | |
| 4855 { | |
| 4856 STRCAT(IObuff, shortmess(SHM_NEW) ? _("[New]") : _("[New File]")); | |
| 4857 c = TRUE; | |
| 4858 } | |
| 4859 if (no_eol) | |
| 4860 { | |
| 4861 msg_add_eol(); | |
| 4862 c = TRUE; | |
| 4863 } | |
| 4864 /* may add [unix/dos/mac] */ | |
| 4865 if (msg_add_fileformat(fileformat)) | |
| 4866 c = TRUE; | |
| 4867 #ifdef FEAT_CRYPT | |
| 4868 if (wb_flags & FIO_ENCRYPTED) | |
| 4869 { | |
| 6122 | 4870 crypt_append_msg(buf); |
| 7 | 4871 c = TRUE; |
| 4872 } | |
| 4873 #endif | |
| 4874 msg_add_lines(c, (long)lnum, nchars); /* add line/char count */ | |
| 4875 if (!shortmess(SHM_WRITE)) | |
| 4876 { | |
| 4877 if (append) | |
| 4878 STRCAT(IObuff, shortmess(SHM_WRI) ? _(" [a]") : _(" appended")); | |
| 4879 else | |
| 4880 STRCAT(IObuff, shortmess(SHM_WRI) ? _(" [w]") : _(" written")); | |
| 4881 } | |
| 4882 | |
|
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15531
diff
changeset
|
4883 set_keep_msg((char_u *)msg_trunc_attr((char *)IObuff, FALSE, 0), 0); |
| 7 | 4884 } |
| 4885 | |
| 39 | 4886 /* When written everything correctly: reset 'modified'. Unless not |
| 4887 * writing to the original file and '+' is not in 'cpoptions'. */ | |
| 589 | 4888 if (reset_changed && whole && !append |
| 7 | 4889 && !write_info.bw_conv_error |
|
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
4890 && (overwriting || vim_strchr(p_cpo, CPO_PLUS) != NULL)) |
| 7 | 4891 { |
|
16996
d5e1e09a829f
patch 8.1.1498: ":write" increments b:changedtick even though nothing changed
Bram Moolenaar <Bram@vim.org>
parents:
16825
diff
changeset
|
4892 unchanged(buf, TRUE, FALSE); |
|
d5e1e09a829f
patch 8.1.1498: ":write" increments b:changedtick even though nothing changed
Bram Moolenaar <Bram@vim.org>
parents:
16825
diff
changeset
|
4893 /* b:changedtick is may be incremented in unchanged() but that |
| 6320 | 4894 * should not trigger a TextChanged event. */ |
|
13240
5ed6e4a25925
patch 8.0.1494: no autocmd triggered in Insert mode with visible popup menu
Christian Brabandt <cb@256bit.org>
parents:
13170
diff
changeset
|
4895 if (buf->b_last_changedtick + 1 == CHANGEDTICK(buf)) |
|
5ed6e4a25925
patch 8.0.1494: no autocmd triggered in Insert mode with visible popup menu
Christian Brabandt <cb@256bit.org>
parents:
13170
diff
changeset
|
4896 buf->b_last_changedtick = CHANGEDTICK(buf); |
| 7 | 4897 u_unchanged(buf); |
|
2281
e41433ea71df
Added ":earlier 1f" and ":later 1f".
Bram Moolenaar <bram@vim.org>
parents:
2280
diff
changeset
|
4898 u_update_save_nr(buf); |
| 7 | 4899 } |
| 4900 | |
| 4901 /* | |
| 4902 * If written to the current file, update the timestamp of the swap file | |
| 4903 * and reset the BF_WRITE_MASK flags. Also sets buf->b_mtime. | |
| 4904 */ | |
| 4905 if (overwriting) | |
| 4906 { | |
| 4907 ml_timestamp(buf); | |
| 589 | 4908 if (append) |
| 4909 buf->b_flags &= ~BF_NEW; | |
| 4910 else | |
| 4911 buf->b_flags &= ~BF_WRITE_MASK; | |
| 7 | 4912 } |
| 4913 | |
| 4914 /* | |
| 4915 * If we kept a backup until now, and we are in patch mode, then we make | |
| 4916 * the backup file our 'original' file. | |
| 4917 */ | |
| 4918 if (*p_pm && dobackup) | |
| 4919 { | |
|
8212
05b88224cea1
commit https://github.com/vim/vim/commit/48e330aff911be1c798c88a973af6437a8141fce
Christian Brabandt <cb@256bit.org>
parents:
8080
diff
changeset
|
4920 char *org = (char *)buf_modname((buf->b_p_sn || buf->b_shortname), |
| 7 | 4921 fname, p_pm, FALSE); |
| 4922 | |
| 4923 if (backup != NULL) | |
| 4924 { | |
|
9387
f094d4085014
commit https://github.com/vim/vim/commit/8767f52fbfd4f053ce00a978227c95f1d7d323fe
Christian Brabandt <cb@256bit.org>
parents:
9291
diff
changeset
|
4925 stat_T st; |
| 7 | 4926 |
| 4927 /* | |
| 4928 * If the original file does not exist yet | |
| 4929 * the current backup file becomes the original file | |
| 4930 */ | |
| 4931 if (org == NULL) | |
|
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15442
diff
changeset
|
4932 emsg(_("E205: Patchmode: can't save original file")); |
| 7 | 4933 else if (mch_stat(org, &st) < 0) |
| 4934 { | |
| 4935 vim_rename(backup, (char_u *)org); | |
|
13244
ac42c4b11dbc
patch 8.0.1496: clearing a pointer takes two lines
Christian Brabandt <cb@256bit.org>
parents:
13240
diff
changeset
|
4936 VIM_CLEAR(backup); /* don't delete the file */ |
| 7 | 4937 #ifdef UNIX |
| 4938 set_file_time((char_u *)org, st_old.st_atime, st_old.st_mtime); | |
| 4939 #endif | |
| 4940 } | |
| 4941 } | |
| 4942 /* | |
| 4943 * If there is no backup file, remember that a (new) file was | |
| 4944 * created. | |
| 4945 */ | |
| 4946 else | |
| 4947 { | |
| 4948 int empty_fd; | |
| 4949 | |
| 4950 if (org == NULL | |
| 557 | 4951 || (empty_fd = mch_open(org, |
| 4952 O_CREAT | O_EXTRA | O_EXCL | O_NOFOLLOW, | |
| 216 | 4953 perm < 0 ? 0666 : (perm & 0777))) < 0) |
|
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15442
diff
changeset
|
4954 emsg(_("E206: patchmode: can't touch empty original file")); |
| 7 | 4955 else |
| 4956 close(empty_fd); | |
| 4957 } | |
| 4958 if (org != NULL) | |
| 4959 { | |
| 4960 mch_setperm((char_u *)org, mch_getperm(fname) & 0777); | |
| 4961 vim_free(org); | |
| 4962 } | |
| 4963 } | |
| 4964 | |
|
16694
ed9b15758241
patch 8.1.1349: if writing runs into conversion error backup file is deleted
Bram Moolenaar <Bram@vim.org>
parents:
16453
diff
changeset
|
4965 // Remove the backup unless 'backup' option is set or there was a |
|
ed9b15758241
patch 8.1.1349: if writing runs into conversion error backup file is deleted
Bram Moolenaar <Bram@vim.org>
parents:
16453
diff
changeset
|
4966 // conversion error. |
|
ed9b15758241
patch 8.1.1349: if writing runs into conversion error backup file is deleted
Bram Moolenaar <Bram@vim.org>
parents:
16453
diff
changeset
|
4967 if (!p_bk && backup != NULL && !write_info.bw_conv_error |
|
ed9b15758241
patch 8.1.1349: if writing runs into conversion error backup file is deleted
Bram Moolenaar <Bram@vim.org>
parents:
16453
diff
changeset
|
4968 && mch_remove(backup) != 0) |
|
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15442
diff
changeset
|
4969 emsg(_("E207: Can't delete backup file")); |
| 7 | 4970 |
| 4971 goto nofail; | |
| 4972 | |
| 4973 /* | |
| 4974 * Finish up. We get here either after failure or success. | |
| 4975 */ | |
| 4976 fail: | |
| 4977 --no_wait_return; /* may wait for return now */ | |
| 4978 nofail: | |
| 4979 | |
| 4980 /* Done saving, we accept changed buffer warnings again */ | |
| 4981 buf->b_saving = FALSE; | |
| 4982 | |
| 4983 vim_free(backup); | |
| 4984 if (buffer != smallbuf) | |
| 4985 vim_free(buffer); | |
| 4986 vim_free(fenc_tofree); | |
| 4987 vim_free(write_info.bw_conv_buf); | |
|
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
4988 #ifdef USE_ICONV |
| 7 | 4989 if (write_info.bw_iconv_fd != (iconv_t)-1) |
| 4990 { | |
| 4991 iconv_close(write_info.bw_iconv_fd); | |
| 4992 write_info.bw_iconv_fd = (iconv_t)-1; | |
| 4993 } | |
| 4994 #endif | |
| 4995 #ifdef HAVE_ACL | |
| 4996 mch_free_acl(acl); | |
| 4997 #endif | |
| 4998 | |
| 4999 if (errmsg != NULL) | |
| 5000 { | |
| 835 | 5001 int numlen = errnum != NULL ? (int)STRLEN(errnum) : 0; |
| 7 | 5002 |
|
11158
501f46f7644c
patch 8.0.0466: still macros that should be all-caps
Christian Brabandt <cb@256bit.org>
parents:
11129
diff
changeset
|
5003 attr = HL_ATTR(HLF_E); /* set highlight for error messages */ |
| 7 | 5004 msg_add_fname(buf, |
| 5005 #ifndef UNIX | |
| 5006 sfname | |
| 5007 #else | |
| 5008 fname | |
| 5009 #endif | |
| 5010 ); /* put file name in IObuff with quotes */ | |
| 5011 if (STRLEN(IObuff) + STRLEN(errmsg) + numlen >= IOSIZE) | |
| 5012 IObuff[IOSIZE - STRLEN(errmsg) - numlen - 1] = NUL; | |
| 5013 /* If the error message has the form "is ...", put the error number in | |
| 5014 * front of the file name. */ | |
| 5015 if (errnum != NULL) | |
| 5016 { | |
| 1620 | 5017 STRMOVE(IObuff + numlen, IObuff); |
| 7 | 5018 mch_memmove(IObuff, errnum, (size_t)numlen); |
| 5019 } | |
| 5020 STRCAT(IObuff, errmsg); | |
|
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15442
diff
changeset
|
5021 emsg((char *)IObuff); |
| 1947 | 5022 if (errmsg_allocated) |
| 5023 vim_free(errmsg); | |
| 7 | 5024 |
| 5025 retval = FAIL; | |
| 5026 if (end == 0) | |
| 5027 { | |
|
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15531
diff
changeset
|
5028 msg_puts_attr(_("\nWARNING: Original file may be lost or damaged\n"), |
| 7 | 5029 attr | MSG_HIST); |
|
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15531
diff
changeset
|
5030 msg_puts_attr(_("don't quit the editor until the file is successfully written!"), |
| 7 | 5031 attr | MSG_HIST); |
| 5032 | |
| 5033 /* Update the timestamp to avoid an "overwrite changed file" | |
| 5034 * prompt when writing again. */ | |
| 5035 if (mch_stat((char *)fname, &st_old) >= 0) | |
| 5036 { | |
| 5037 buf_store_time(buf, &st_old, fname); | |
| 5038 buf->b_mtime_read = buf->b_mtime; | |
| 5039 } | |
| 5040 } | |
| 5041 } | |
| 5042 msg_scroll = msg_save; | |
| 5043 | |
|
2214
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
5044 #ifdef FEAT_PERSISTENT_UNDO |
|
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
5045 /* |
|
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
5046 * When writing the whole file and 'undofile' is set, also write the undo |
|
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
5047 * file. |
|
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
5048 */ |
|
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
5049 if (retval == OK && write_undo_file) |
|
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
5050 { |
|
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
5051 char_u hash[UNDO_HASH_SIZE]; |
|
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
5052 |
|
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
5053 sha256_finish(&sha_ctx, hash); |
|
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
5054 u_write_undo(NULL, FALSE, buf, hash); |
|
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
5055 } |
|
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
5056 #endif |
|
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
5057 |
| 7 | 5058 #ifdef FEAT_EVAL |
| 5059 if (!should_abort(retval)) | |
| 5060 #else | |
| 5061 if (!got_int) | |
| 5062 #endif | |
| 5063 { | |
| 5064 aco_save_T aco; | |
| 5065 | |
| 3482 | 5066 curbuf->b_no_eol_lnum = 0; /* in case it was set by the previous read */ |
| 5067 | |
| 7 | 5068 /* |
| 5069 * Apply POST autocommands. | |
| 5070 * Careful: The autocommands may call buf_write() recursively! | |
| 5071 */ | |
| 5072 aucmd_prepbuf(&aco, buf); | |
| 5073 | |
| 5074 if (append) | |
| 5075 apply_autocmds_exarg(EVENT_FILEAPPENDPOST, fname, fname, | |
| 5076 FALSE, curbuf, eap); | |
| 5077 else if (filtering) | |
| 5078 apply_autocmds_exarg(EVENT_FILTERWRITEPOST, NULL, fname, | |
| 5079 FALSE, curbuf, eap); | |
| 5080 else if (reset_changed && whole) | |
| 5081 apply_autocmds_exarg(EVENT_BUFWRITEPOST, fname, fname, | |
| 5082 FALSE, curbuf, eap); | |
| 5083 else | |
| 5084 apply_autocmds_exarg(EVENT_FILEWRITEPOST, fname, fname, | |
| 5085 FALSE, curbuf, eap); | |
| 5086 | |
| 5087 /* restore curwin/curbuf and a few other things */ | |
| 5088 aucmd_restbuf(&aco); | |
| 5089 | |
| 5090 #ifdef FEAT_EVAL | |
| 5091 if (aborting()) /* autocmds may abort script processing */ | |
| 5092 retval = FALSE; | |
| 5093 #endif | |
| 5094 } | |
| 5095 | |
| 5096 got_int |= prev_got_int; | |
| 5097 | |
| 5098 return retval; | |
| 5099 } | |
| 5100 | |
|
15816
40336d427dd2
patch 8.1.0915: fsync() may not work properly on Mac
Bram Moolenaar <Bram@vim.org>
parents:
15794
diff
changeset
|
5101 #if defined(HAVE_FSYNC) || defined(PROTO) |
|
40336d427dd2
patch 8.1.0915: fsync() may not work properly on Mac
Bram Moolenaar <Bram@vim.org>
parents:
15794
diff
changeset
|
5102 /* |
|
40336d427dd2
patch 8.1.0915: fsync() may not work properly on Mac
Bram Moolenaar <Bram@vim.org>
parents:
15794
diff
changeset
|
5103 * Call fsync() with Mac-specific exception. |
|
40336d427dd2
patch 8.1.0915: fsync() may not work properly on Mac
Bram Moolenaar <Bram@vim.org>
parents:
15794
diff
changeset
|
5104 * Return fsync() result: zero for success. |
|
40336d427dd2
patch 8.1.0915: fsync() may not work properly on Mac
Bram Moolenaar <Bram@vim.org>
parents:
15794
diff
changeset
|
5105 */ |
|
40336d427dd2
patch 8.1.0915: fsync() may not work properly on Mac
Bram Moolenaar <Bram@vim.org>
parents:
15794
diff
changeset
|
5106 int |
|
40336d427dd2
patch 8.1.0915: fsync() may not work properly on Mac
Bram Moolenaar <Bram@vim.org>
parents:
15794
diff
changeset
|
5107 vim_fsync(int fd) |
|
40336d427dd2
patch 8.1.0915: fsync() may not work properly on Mac
Bram Moolenaar <Bram@vim.org>
parents:
15794
diff
changeset
|
5108 { |
|
40336d427dd2
patch 8.1.0915: fsync() may not work properly on Mac
Bram Moolenaar <Bram@vim.org>
parents:
15794
diff
changeset
|
5109 int r; |
|
40336d427dd2
patch 8.1.0915: fsync() may not work properly on Mac
Bram Moolenaar <Bram@vim.org>
parents:
15794
diff
changeset
|
5110 |
|
40336d427dd2
patch 8.1.0915: fsync() may not work properly on Mac
Bram Moolenaar <Bram@vim.org>
parents:
15794
diff
changeset
|
5111 # ifdef MACOS_X |
|
40336d427dd2
patch 8.1.0915: fsync() may not work properly on Mac
Bram Moolenaar <Bram@vim.org>
parents:
15794
diff
changeset
|
5112 r = fcntl(fd, F_FULLFSYNC); |
|
15910
da4d1f69374e
patch 8.1.0961: Mac: fsync may fail sometimes
Bram Moolenaar <Bram@vim.org>
parents:
15902
diff
changeset
|
5113 if (r != 0) // F_FULLFSYNC not working or not supported |
|
15816
40336d427dd2
patch 8.1.0915: fsync() may not work properly on Mac
Bram Moolenaar <Bram@vim.org>
parents:
15794
diff
changeset
|
5114 # endif |
|
40336d427dd2
patch 8.1.0915: fsync() may not work properly on Mac
Bram Moolenaar <Bram@vim.org>
parents:
15794
diff
changeset
|
5115 r = fsync(fd); |
|
40336d427dd2
patch 8.1.0915: fsync() may not work properly on Mac
Bram Moolenaar <Bram@vim.org>
parents:
15794
diff
changeset
|
5116 return r; |
|
40336d427dd2
patch 8.1.0915: fsync() may not work properly on Mac
Bram Moolenaar <Bram@vim.org>
parents:
15794
diff
changeset
|
5117 } |
|
40336d427dd2
patch 8.1.0915: fsync() may not work properly on Mac
Bram Moolenaar <Bram@vim.org>
parents:
15794
diff
changeset
|
5118 #endif |
|
40336d427dd2
patch 8.1.0915: fsync() may not work properly on Mac
Bram Moolenaar <Bram@vim.org>
parents:
15794
diff
changeset
|
5119 |
| 7 | 5120 /* |
| 633 | 5121 * Set the name of the current buffer. Use when the buffer doesn't have a |
| 5122 * name and a ":r" or ":w" command with a file name is used. | |
| 5123 */ | |
| 5124 static int | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
5125 set_rw_fname(char_u *fname, char_u *sfname) |
| 633 | 5126 { |
| 1905 | 5127 buf_T *buf = curbuf; |
| 5128 | |
| 633 | 5129 /* It's like the unnamed buffer is deleted.... */ |
| 5130 if (curbuf->b_p_bl) | |
| 5131 apply_autocmds(EVENT_BUFDELETE, NULL, NULL, FALSE, curbuf); | |
| 5132 apply_autocmds(EVENT_BUFWIPEOUT, NULL, NULL, FALSE, curbuf); | |
|
13380
69517d67421f
patch 8.0.1564: too many #ifdefs
Christian Brabandt <cb@256bit.org>
parents:
13244
diff
changeset
|
5133 #ifdef FEAT_EVAL |
| 633 | 5134 if (aborting()) /* autocmds may abort script processing */ |
| 5135 return FAIL; | |
|
13380
69517d67421f
patch 8.0.1564: too many #ifdefs
Christian Brabandt <cb@256bit.org>
parents:
13244
diff
changeset
|
5136 #endif |
| 1905 | 5137 if (curbuf != buf) |
| 5138 { | |
| 5139 /* We are in another buffer now, don't do the renaming. */ | |
|
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15442
diff
changeset
|
5140 emsg(_(e_auchangedbuf)); |
| 1905 | 5141 return FAIL; |
| 5142 } | |
| 633 | 5143 |
| 5144 if (setfname(curbuf, fname, sfname, FALSE) == OK) | |
| 5145 curbuf->b_flags |= BF_NOTEDITED; | |
| 5146 | |
| 5147 /* ....and a new named one is created */ | |
| 5148 apply_autocmds(EVENT_BUFNEW, NULL, NULL, FALSE, curbuf); | |
| 5149 if (curbuf->b_p_bl) | |
| 5150 apply_autocmds(EVENT_BUFADD, NULL, NULL, FALSE, curbuf); | |
|
13380
69517d67421f
patch 8.0.1564: too many #ifdefs
Christian Brabandt <cb@256bit.org>
parents:
13244
diff
changeset
|
5151 #ifdef FEAT_EVAL |
| 633 | 5152 if (aborting()) /* autocmds may abort script processing */ |
| 5153 return FAIL; | |
|
13380
69517d67421f
patch 8.0.1564: too many #ifdefs
Christian Brabandt <cb@256bit.org>
parents:
13244
diff
changeset
|
5154 #endif |
| 633 | 5155 |
| 5156 /* Do filetype detection now if 'filetype' is empty. */ | |
| 5157 if (*curbuf->b_p_ft == NUL) | |
| 5158 { | |
| 819 | 5159 if (au_has_group((char_u *)"filetypedetect")) |
|
9260
ac8180818504
commit https://github.com/vim/vim/commit/1610d052413e0ed664498853a47acc2d677a22d1
Christian Brabandt <cb@256bit.org>
parents:
9211
diff
changeset
|
5160 (void)do_doautocmd((char_u *)"filetypedetect BufRead", FALSE, NULL); |
| 717 | 5161 do_modelines(0); |
| 633 | 5162 } |
| 5163 | |
| 5164 return OK; | |
| 5165 } | |
| 5166 | |
| 5167 /* | |
| 7 | 5168 * Put file name into IObuff with quotes. |
| 5169 */ | |
| 33 | 5170 void |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
5171 msg_add_fname(buf_T *buf, char_u *fname) |
| 7 | 5172 { |
| 5173 if (fname == NULL) | |
| 5174 fname = (char_u *)"-stdin-"; | |
| 5175 home_replace(buf, fname, IObuff + 1, IOSIZE - 4, TRUE); | |
| 5176 IObuff[0] = '"'; | |
| 5177 STRCAT(IObuff, "\" "); | |
| 5178 } | |
| 5179 | |
| 5180 /* | |
| 5181 * Append message for text mode to IObuff. | |
| 5182 * Return TRUE if something appended. | |
| 5183 */ | |
| 5184 static int | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
5185 msg_add_fileformat(int eol_type) |
| 7 | 5186 { |
| 5187 #ifndef USE_CRNL | |
| 5188 if (eol_type == EOL_DOS) | |
| 5189 { | |
| 5190 STRCAT(IObuff, shortmess(SHM_TEXT) ? _("[dos]") : _("[dos format]")); | |
| 5191 return TRUE; | |
| 5192 } | |
| 5193 #endif | |
| 5194 if (eol_type == EOL_MAC) | |
| 5195 { | |
| 5196 STRCAT(IObuff, shortmess(SHM_TEXT) ? _("[mac]") : _("[mac format]")); | |
| 5197 return TRUE; | |
| 5198 } | |
|
15840
734b1928a5aa
patch 8.1.0927: USE_CR is never defined
Bram Moolenaar <Bram@vim.org>
parents:
15816
diff
changeset
|
5199 #ifdef USE_CRNL |
| 7 | 5200 if (eol_type == EOL_UNIX) |
| 5201 { | |
| 5202 STRCAT(IObuff, shortmess(SHM_TEXT) ? _("[unix]") : _("[unix format]")); | |
| 5203 return TRUE; | |
| 5204 } | |
| 5205 #endif | |
| 5206 return FALSE; | |
| 5207 } | |
| 5208 | |
| 5209 /* | |
| 5210 * Append line and character count to IObuff. | |
| 5211 */ | |
| 33 | 5212 void |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
5213 msg_add_lines( |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
5214 int insert_space, |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
5215 long lnum, |
|
9387
f094d4085014
commit https://github.com/vim/vim/commit/8767f52fbfd4f053ce00a978227c95f1d7d323fe
Christian Brabandt <cb@256bit.org>
parents:
9291
diff
changeset
|
5216 off_T nchars) |
| 7 | 5217 { |
| 5218 char_u *p; | |
| 5219 | |
| 5220 p = IObuff + STRLEN(IObuff); | |
| 5221 | |
| 5222 if (insert_space) | |
| 5223 *p++ = ' '; | |
| 5224 if (shortmess(SHM_LINES)) | |
|
9391
4c40631238e4
commit https://github.com/vim/vim/commit/bde9810d6103ffe3a22a9330021cb21db1ed1792
Christian Brabandt <cb@256bit.org>
parents:
9389
diff
changeset
|
5225 vim_snprintf((char *)p, IOSIZE - (p - IObuff), |
|
15517
2ad5f0ffaa2e
patch 8.1.0766: various problems when using Vim on VMS
Bram Moolenaar <Bram@vim.org>
parents:
15510
diff
changeset
|
5226 "%ldL, %lldC", lnum, (long_long_T)nchars); |
| 7 | 5227 else |
| 5228 { | |
|
14585
c8f07e8b273e
patch 8.1.0306: plural messages are not translated properly
Christian Brabandt <cb@256bit.org>
parents:
14509
diff
changeset
|
5229 sprintf((char *)p, NGETTEXT("%ld line, ", "%ld lines, ", lnum), lnum); |
| 7 | 5230 p += STRLEN(p); |
|
14585
c8f07e8b273e
patch 8.1.0306: plural messages are not translated properly
Christian Brabandt <cb@256bit.org>
parents:
14509
diff
changeset
|
5231 vim_snprintf((char *)p, IOSIZE - (p - IObuff), |
|
c8f07e8b273e
patch 8.1.0306: plural messages are not translated properly
Christian Brabandt <cb@256bit.org>
parents:
14509
diff
changeset
|
5232 NGETTEXT("%lld character", "%lld characters", nchars), |
|
15517
2ad5f0ffaa2e
patch 8.1.0766: various problems when using Vim on VMS
Bram Moolenaar <Bram@vim.org>
parents:
15510
diff
changeset
|
5233 (long_long_T)nchars); |
| 7 | 5234 } |
| 5235 } | |
| 5236 | |
| 5237 /* | |
| 5238 * Append message for missing line separator to IObuff. | |
| 5239 */ | |
| 5240 static void | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
5241 msg_add_eol(void) |
| 7 | 5242 { |
| 5243 STRCAT(IObuff, shortmess(SHM_LAST) ? _("[noeol]") : _("[Incomplete last line]")); | |
| 5244 } | |
| 5245 | |
| 5246 /* | |
| 5247 * Check modification time of file, before writing to it. | |
| 5248 * The size isn't checked, because using a tool like "gzip" takes care of | |
| 5249 * using the same timestamp but can't set the size. | |
| 5250 */ | |
| 5251 static int | |
|
9387
f094d4085014
commit https://github.com/vim/vim/commit/8767f52fbfd4f053ce00a978227c95f1d7d323fe
Christian Brabandt <cb@256bit.org>
parents:
9291
diff
changeset
|
5252 check_mtime(buf_T *buf, stat_T *st) |
| 7 | 5253 { |
| 5254 if (buf->b_mtime_read != 0 | |
| 5255 && time_differs((long)st->st_mtime, buf->b_mtime_read)) | |
| 5256 { | |
| 5257 msg_scroll = TRUE; /* don't overwrite messages here */ | |
| 5258 msg_silent = 0; /* must give this prompt */ | |
| 5259 /* don't use emsg() here, don't want to flush the buffers */ | |
|
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15531
diff
changeset
|
5260 msg_attr(_("WARNING: The file has been changed since reading it!!!"), |
|
11158
501f46f7644c
patch 8.0.0466: still macros that should be all-caps
Christian Brabandt <cb@256bit.org>
parents:
11129
diff
changeset
|
5261 HL_ATTR(HLF_E)); |
| 7 | 5262 if (ask_yesno((char_u *)_("Do you really want to write to it"), |
| 5263 TRUE) == 'n') | |
| 5264 return FAIL; | |
| 5265 msg_scroll = FALSE; /* always overwrite the file message now */ | |
| 5266 } | |
| 5267 return OK; | |
| 5268 } | |
| 5269 | |
| 5270 static int | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
5271 time_differs(long t1, long t2) |
| 7 | 5272 { |
|
8212
05b88224cea1
commit https://github.com/vim/vim/commit/48e330aff911be1c798c88a973af6437a8141fce
Christian Brabandt <cb@256bit.org>
parents:
8080
diff
changeset
|
5273 #if defined(__linux__) || defined(MSWIN) |
| 7 | 5274 /* On a FAT filesystem, esp. under Linux, there are only 5 bits to store |
| 5275 * the seconds. Since the roundoff is done when flushing the inode, the | |
| 5276 * time may change unexpectedly by one second!!! */ | |
| 5277 return (t1 - t2 > 1 || t2 - t1 > 1); | |
| 5278 #else | |
| 5279 return (t1 != t2); | |
| 5280 #endif | |
| 5281 } | |
| 5282 | |
| 5283 /* | |
| 5284 * Call write() to write a number of bytes to the file. | |
| 2664 | 5285 * Handles encryption and 'encoding' conversion. |
| 7 | 5286 * |
| 5287 * Return FAIL for failure, OK otherwise. | |
| 5288 */ | |
| 5289 static int | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
5290 buf_write_bytes(struct bw_info *ip) |
| 7 | 5291 { |
| 5292 int wlen; | |
| 5293 char_u *buf = ip->bw_buf; /* data to write */ | |
| 5294 int len = ip->bw_len; /* length of data */ | |
| 5295 #ifdef HAS_BW_FLAGS | |
| 5296 int flags = ip->bw_flags; /* extra flags */ | |
| 5297 #endif | |
| 5298 | |
| 5299 /* | |
| 5300 * Skip conversion when writing the crypt magic number or the BOM. | |
| 5301 */ | |
| 5302 if (!(flags & FIO_NOCONVERT)) | |
| 5303 { | |
| 5304 char_u *p; | |
| 5305 unsigned c; | |
| 5306 int n; | |
| 5307 | |
| 5308 if (flags & FIO_UTF8) | |
| 5309 { | |
| 5310 /* | |
| 5311 * Convert latin1 in the buffer to UTF-8 in the file. | |
| 5312 */ | |
| 5313 p = ip->bw_conv_buf; /* translate to buffer */ | |
| 5314 for (wlen = 0; wlen < len; ++wlen) | |
| 5315 p += utf_char2bytes(buf[wlen], p); | |
| 5316 buf = ip->bw_conv_buf; | |
| 5317 len = (int)(p - ip->bw_conv_buf); | |
| 5318 } | |
| 5319 else if (flags & (FIO_UCS4 | FIO_UTF16 | FIO_UCS2 | FIO_LATIN1)) | |
| 5320 { | |
| 5321 /* | |
| 5322 * Convert UTF-8 bytes in the buffer to UCS-2, UCS-4, UTF-16 or | |
| 5323 * Latin1 chars in the file. | |
| 5324 */ | |
| 5325 if (flags & FIO_LATIN1) | |
| 5326 p = buf; /* translate in-place (can only get shorter) */ | |
| 5327 else | |
| 5328 p = ip->bw_conv_buf; /* translate to buffer */ | |
| 5329 for (wlen = 0; wlen < len; wlen += n) | |
| 5330 { | |
| 5331 if (wlen == 0 && ip->bw_restlen != 0) | |
| 5332 { | |
| 5333 int l; | |
| 5334 | |
| 5335 /* Use remainder of previous call. Append the start of | |
| 5336 * buf[] to get a full sequence. Might still be too | |
| 5337 * short! */ | |
| 5338 l = CONV_RESTLEN - ip->bw_restlen; | |
| 5339 if (l > len) | |
| 5340 l = len; | |
| 5341 mch_memmove(ip->bw_rest + ip->bw_restlen, buf, (size_t)l); | |
| 474 | 5342 n = utf_ptr2len_len(ip->bw_rest, ip->bw_restlen + l); |
| 7 | 5343 if (n > ip->bw_restlen + len) |
| 5344 { | |
| 5345 /* We have an incomplete byte sequence at the end to | |
| 5346 * be written. We can't convert it without the | |
| 5347 * remaining bytes. Keep them for the next call. */ | |
| 5348 if (ip->bw_restlen + len > CONV_RESTLEN) | |
| 5349 return FAIL; | |
| 5350 ip->bw_restlen += len; | |
| 5351 break; | |
| 5352 } | |
| 5353 if (n > 1) | |
| 5354 c = utf_ptr2char(ip->bw_rest); | |
| 5355 else | |
| 5356 c = ip->bw_rest[0]; | |
| 5357 if (n >= ip->bw_restlen) | |
| 5358 { | |
| 5359 n -= ip->bw_restlen; | |
| 5360 ip->bw_restlen = 0; | |
| 5361 } | |
| 5362 else | |
| 5363 { | |
| 5364 ip->bw_restlen -= n; | |
| 5365 mch_memmove(ip->bw_rest, ip->bw_rest + n, | |
| 5366 (size_t)ip->bw_restlen); | |
| 5367 n = 0; | |
| 5368 } | |
| 5369 } | |
| 5370 else | |
| 5371 { | |
| 474 | 5372 n = utf_ptr2len_len(buf + wlen, len - wlen); |
| 7 | 5373 if (n > len - wlen) |
| 5374 { | |
| 5375 /* We have an incomplete byte sequence at the end to | |
| 5376 * be written. We can't convert it without the | |
| 5377 * remaining bytes. Keep them for the next call. */ | |
| 5378 if (len - wlen > CONV_RESTLEN) | |
| 5379 return FAIL; | |
| 5380 ip->bw_restlen = len - wlen; | |
| 5381 mch_memmove(ip->bw_rest, buf + wlen, | |
| 5382 (size_t)ip->bw_restlen); | |
| 5383 break; | |
| 5384 } | |
| 5385 if (n > 1) | |
| 5386 c = utf_ptr2char(buf + wlen); | |
| 5387 else | |
| 5388 c = buf[wlen]; | |
| 5389 } | |
| 5390 | |
| 1947 | 5391 if (ucs2bytes(c, &p, flags) && !ip->bw_conv_error) |
| 5392 { | |
| 5393 ip->bw_conv_error = TRUE; | |
| 5394 ip->bw_conv_error_lnum = ip->bw_start_lnum; | |
| 5395 } | |
| 5396 if (c == NL) | |
| 5397 ++ip->bw_start_lnum; | |
| 7 | 5398 } |
| 5399 if (flags & FIO_LATIN1) | |
| 5400 len = (int)(p - buf); | |
| 5401 else | |
| 5402 { | |
| 5403 buf = ip->bw_conv_buf; | |
| 5404 len = (int)(p - ip->bw_conv_buf); | |
| 5405 } | |
| 5406 } | |
| 5407 | |
|
15868
7fad90423bd2
patch 8.1.0941: macros for MS-Windows are inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15840
diff
changeset
|
5408 #ifdef MSWIN |
| 7 | 5409 else if (flags & FIO_CODEPAGE) |
| 5410 { | |
| 5411 /* | |
| 5412 * Convert UTF-8 or codepage to UCS-2 and then to MS-Windows | |
| 5413 * codepage. | |
| 5414 */ | |
| 5415 char_u *from; | |
| 5416 size_t fromlen; | |
| 5417 char_u *to; | |
| 5418 int u8c; | |
| 5419 BOOL bad = FALSE; | |
| 5420 int needed; | |
| 5421 | |
| 5422 if (ip->bw_restlen > 0) | |
| 5423 { | |
| 5424 /* Need to concatenate the remainder of the previous call and | |
| 5425 * the bytes of the current call. Use the end of the | |
| 5426 * conversion buffer for this. */ | |
| 5427 fromlen = len + ip->bw_restlen; | |
| 5428 from = ip->bw_conv_buf + ip->bw_conv_buflen - fromlen; | |
| 5429 mch_memmove(from, ip->bw_rest, (size_t)ip->bw_restlen); | |
| 5430 mch_memmove(from + ip->bw_restlen, buf, (size_t)len); | |
| 5431 } | |
| 5432 else | |
| 5433 { | |
| 5434 from = buf; | |
| 5435 fromlen = len; | |
| 5436 } | |
| 5437 | |
| 5438 to = ip->bw_conv_buf; | |
| 5439 if (enc_utf8) | |
| 5440 { | |
| 5441 /* Convert from UTF-8 to UCS-2, to the start of the buffer. | |
| 5442 * The buffer has been allocated to be big enough. */ | |
| 5443 while (fromlen > 0) | |
| 5444 { | |
| 835 | 5445 n = (int)utf_ptr2len_len(from, (int)fromlen); |
| 7 | 5446 if (n > (int)fromlen) /* incomplete byte sequence */ |
| 5447 break; | |
| 5448 u8c = utf_ptr2char(from); | |
| 5449 *to++ = (u8c & 0xff); | |
| 5450 *to++ = (u8c >> 8); | |
| 5451 fromlen -= n; | |
| 5452 from += n; | |
| 5453 } | |
| 5454 | |
| 5455 /* Copy remainder to ip->bw_rest[] to be used for the next | |
| 5456 * call. */ | |
| 5457 if (fromlen > CONV_RESTLEN) | |
| 5458 { | |
| 5459 /* weird overlong sequence */ | |
| 5460 ip->bw_conv_error = TRUE; | |
| 5461 return FAIL; | |
| 5462 } | |
| 5463 mch_memmove(ip->bw_rest, from, fromlen); | |
| 835 | 5464 ip->bw_restlen = (int)fromlen; |
| 7 | 5465 } |
| 5466 else | |
| 5467 { | |
| 5468 /* Convert from enc_codepage to UCS-2, to the start of the | |
| 5469 * buffer. The buffer has been allocated to be big enough. */ | |
| 5470 ip->bw_restlen = 0; | |
| 5471 needed = MultiByteToWideChar(enc_codepage, | |
| 1142 | 5472 MB_ERR_INVALID_CHARS, (LPCSTR)from, (int)fromlen, |
| 7 | 5473 NULL, 0); |
| 5474 if (needed == 0) | |
| 5475 { | |
| 5476 /* When conversion fails there may be a trailing byte. */ | |
| 5477 needed = MultiByteToWideChar(enc_codepage, | |
| 1142 | 5478 MB_ERR_INVALID_CHARS, (LPCSTR)from, (int)fromlen - 1, |
| 7 | 5479 NULL, 0); |
| 5480 if (needed == 0) | |
| 5481 { | |
| 5482 /* Conversion doesn't work. */ | |
| 5483 ip->bw_conv_error = TRUE; | |
| 5484 return FAIL; | |
| 5485 } | |
| 5486 /* Save the trailing byte for the next call. */ | |
| 5487 ip->bw_rest[0] = from[fromlen - 1]; | |
| 5488 ip->bw_restlen = 1; | |
| 5489 } | |
| 5490 needed = MultiByteToWideChar(enc_codepage, MB_ERR_INVALID_CHARS, | |
| 1142 | 5491 (LPCSTR)from, (int)(fromlen - ip->bw_restlen), |
| 7 | 5492 (LPWSTR)to, needed); |
| 5493 if (needed == 0) | |
| 5494 { | |
| 5495 /* Safety check: Conversion doesn't work. */ | |
| 5496 ip->bw_conv_error = TRUE; | |
| 5497 return FAIL; | |
| 5498 } | |
| 5499 to += needed * 2; | |
| 5500 } | |
| 5501 | |
| 5502 fromlen = to - ip->bw_conv_buf; | |
| 5503 buf = to; | |
|
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
5504 # ifdef CP_UTF8 /* VC 4.1 doesn't define CP_UTF8 */ |
| 7 | 5505 if (FIO_GET_CP(flags) == CP_UTF8) |
| 5506 { | |
| 5507 /* Convert from UCS-2 to UTF-8, using the remainder of the | |
| 5508 * conversion buffer. Fails when out of space. */ | |
| 5509 for (from = ip->bw_conv_buf; fromlen > 1; fromlen -= 2) | |
| 5510 { | |
| 5511 u8c = *from++; | |
| 5512 u8c += (*from++ << 8); | |
| 5513 to += utf_char2bytes(u8c, to); | |
| 5514 if (to + 6 >= ip->bw_conv_buf + ip->bw_conv_buflen) | |
| 5515 { | |
| 5516 ip->bw_conv_error = TRUE; | |
| 5517 return FAIL; | |
| 5518 } | |
| 5519 } | |
| 835 | 5520 len = (int)(to - buf); |
| 7 | 5521 } |
| 5522 else | |
|
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
5523 # endif |
| 7 | 5524 { |
| 5525 /* Convert from UCS-2 to the codepage, using the remainder of | |
| 5526 * the conversion buffer. If the conversion uses the default | |
| 5527 * character "0", the data doesn't fit in this encoding, so | |
| 5528 * fail. */ | |
| 5529 len = WideCharToMultiByte(FIO_GET_CP(flags), 0, | |
| 5530 (LPCWSTR)ip->bw_conv_buf, (int)fromlen / sizeof(WCHAR), | |
| 1142 | 5531 (LPSTR)to, (int)(ip->bw_conv_buflen - fromlen), 0, |
| 5532 &bad); | |
| 7 | 5533 if (bad) |
| 5534 { | |
| 5535 ip->bw_conv_error = TRUE; | |
| 5536 return FAIL; | |
| 5537 } | |
| 5538 } | |
| 5539 } | |
|
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
5540 #endif |
|
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
5541 |
|
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
5542 #ifdef MACOS_CONVERT |
| 7 | 5543 else if (flags & FIO_MACROMAN) |
| 5544 { | |
| 5545 /* | |
| 5546 * Convert UTF-8 or latin1 to Apple MacRoman. | |
| 5547 */ | |
| 5548 char_u *from; | |
| 5549 size_t fromlen; | |
| 5550 | |
| 5551 if (ip->bw_restlen > 0) | |
| 5552 { | |
| 5553 /* Need to concatenate the remainder of the previous call and | |
| 5554 * the bytes of the current call. Use the end of the | |
| 5555 * conversion buffer for this. */ | |
| 5556 fromlen = len + ip->bw_restlen; | |
| 5557 from = ip->bw_conv_buf + ip->bw_conv_buflen - fromlen; | |
| 5558 mch_memmove(from, ip->bw_rest, (size_t)ip->bw_restlen); | |
| 5559 mch_memmove(from + ip->bw_restlen, buf, (size_t)len); | |
| 5560 } | |
| 5561 else | |
| 5562 { | |
| 5563 from = buf; | |
| 5564 fromlen = len; | |
| 5565 } | |
| 5566 | |
| 18 | 5567 if (enc2macroman(from, fromlen, |
| 5568 ip->bw_conv_buf, &len, ip->bw_conv_buflen, | |
| 5569 ip->bw_rest, &ip->bw_restlen) == FAIL) | |
| 7 | 5570 { |
| 5571 ip->bw_conv_error = TRUE; | |
| 5572 return FAIL; | |
| 5573 } | |
| 5574 buf = ip->bw_conv_buf; | |
| 5575 } | |
|
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
5576 #endif |
|
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
5577 |
|
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
5578 #ifdef USE_ICONV |
| 7 | 5579 if (ip->bw_iconv_fd != (iconv_t)-1) |
| 5580 { | |
| 5581 const char *from; | |
| 5582 size_t fromlen; | |
| 5583 char *to; | |
| 5584 size_t tolen; | |
| 5585 | |
| 5586 /* Convert with iconv(). */ | |
| 5587 if (ip->bw_restlen > 0) | |
| 5588 { | |
| 1836 | 5589 char *fp; |
| 5590 | |
| 7 | 5591 /* Need to concatenate the remainder of the previous call and |
| 5592 * the bytes of the current call. Use the end of the | |
| 5593 * conversion buffer for this. */ | |
| 5594 fromlen = len + ip->bw_restlen; | |
| 1836 | 5595 fp = (char *)ip->bw_conv_buf + ip->bw_conv_buflen - fromlen; |
| 5596 mch_memmove(fp, ip->bw_rest, (size_t)ip->bw_restlen); | |
| 5597 mch_memmove(fp + ip->bw_restlen, buf, (size_t)len); | |
| 5598 from = fp; | |
| 7 | 5599 tolen = ip->bw_conv_buflen - fromlen; |
| 5600 } | |
| 5601 else | |
| 5602 { | |
| 5603 from = (const char *)buf; | |
| 5604 fromlen = len; | |
| 5605 tolen = ip->bw_conv_buflen; | |
| 5606 } | |
| 5607 to = (char *)ip->bw_conv_buf; | |
| 5608 | |
| 5609 if (ip->bw_first) | |
| 5610 { | |
| 5611 size_t save_len = tolen; | |
| 5612 | |
| 5613 /* output the initial shift state sequence */ | |
| 5614 (void)iconv(ip->bw_iconv_fd, NULL, NULL, &to, &tolen); | |
| 5615 | |
| 5616 /* There is a bug in iconv() on Linux (which appears to be | |
| 5617 * wide-spread) which sets "to" to NULL and messes up "tolen". | |
| 5618 */ | |
| 5619 if (to == NULL) | |
| 5620 { | |
| 5621 to = (char *)ip->bw_conv_buf; | |
| 5622 tolen = save_len; | |
| 5623 } | |
| 5624 ip->bw_first = FALSE; | |
| 5625 } | |
| 5626 | |
| 5627 /* | |
| 5628 * If iconv() has an error or there is not enough room, fail. | |
| 5629 */ | |
| 5630 if ((iconv(ip->bw_iconv_fd, (void *)&from, &fromlen, &to, &tolen) | |
| 5631 == (size_t)-1 && ICONV_ERRNO != ICONV_EINVAL) | |
| 5632 || fromlen > CONV_RESTLEN) | |
| 5633 { | |
| 5634 ip->bw_conv_error = TRUE; | |
| 5635 return FAIL; | |
| 5636 } | |
| 5637 | |
| 5638 /* copy remainder to ip->bw_rest[] to be used for the next call. */ | |
| 5639 if (fromlen > 0) | |
| 5640 mch_memmove(ip->bw_rest, (void *)from, fromlen); | |
| 5641 ip->bw_restlen = (int)fromlen; | |
| 5642 | |
| 5643 buf = ip->bw_conv_buf; | |
| 5644 len = (int)((char_u *)to - ip->bw_conv_buf); | |
| 5645 } | |
|
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
5646 #endif |
|
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
5647 } |
| 7 | 5648 |
|
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
5649 if (ip->bw_fd < 0) |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
5650 /* Only checking conversion, which is OK if we get here. */ |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
5651 return OK; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
5652 |
| 7 | 5653 #ifdef FEAT_CRYPT |
| 6122 | 5654 if (flags & FIO_ENCRYPTED) |
| 5655 { | |
| 5656 /* Encrypt the data. Do it in-place if possible, otherwise use an | |
| 5657 * allocated buffer. */ | |
|
15531
959cf4c63b18
patch 8.1.0773: not all crypt code is tested
Bram Moolenaar <Bram@vim.org>
parents:
15517
diff
changeset
|
5658 # ifdef CRYPT_NOT_INPLACE |
| 6122 | 5659 if (crypt_works_inplace(ip->bw_buffer->b_cryptstate)) |
| 5660 { | |
|
15531
959cf4c63b18
patch 8.1.0773: not all crypt code is tested
Bram Moolenaar <Bram@vim.org>
parents:
15517
diff
changeset
|
5661 # endif |
| 6122 | 5662 crypt_encode_inplace(ip->bw_buffer->b_cryptstate, buf, len); |
|
15531
959cf4c63b18
patch 8.1.0773: not all crypt code is tested
Bram Moolenaar <Bram@vim.org>
parents:
15517
diff
changeset
|
5663 # ifdef CRYPT_NOT_INPLACE |
| 6122 | 5664 } |
| 5665 else | |
| 5666 { | |
| 5667 char_u *outbuf; | |
| 5668 | |
| 5669 len = crypt_encode_alloc(curbuf->b_cryptstate, buf, len, &outbuf); | |
| 5670 if (len == 0) | |
| 5671 return OK; /* Crypt layer is buffering, will flush later. */ | |
| 5672 wlen = write_eintr(ip->bw_fd, outbuf, len); | |
| 5673 vim_free(outbuf); | |
| 5674 return (wlen < len) ? FAIL : OK; | |
| 5675 } | |
|
15531
959cf4c63b18
patch 8.1.0773: not all crypt code is tested
Bram Moolenaar <Bram@vim.org>
parents:
15517
diff
changeset
|
5676 # endif |
| 6122 | 5677 } |
| 7 | 5678 #endif |
| 5679 | |
| 2664 | 5680 wlen = write_eintr(ip->bw_fd, buf, len); |
| 5681 return (wlen < len) ? FAIL : OK; | |
| 7 | 5682 } |
| 5683 | |
| 5684 /* | |
| 5685 * Convert a Unicode character to bytes. | |
| 1947 | 5686 * Return TRUE for an error, FALSE when it's OK. |
| 7 | 5687 */ |
| 5688 static int | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
5689 ucs2bytes( |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
5690 unsigned c, /* in: character */ |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
5691 char_u **pp, /* in/out: pointer to result */ |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
5692 int flags) /* FIO_ flags */ |
| 7 | 5693 { |
| 5694 char_u *p = *pp; | |
| 5695 int error = FALSE; | |
| 5696 int cc; | |
| 5697 | |
| 5698 | |
| 5699 if (flags & FIO_UCS4) | |
| 5700 { | |
| 5701 if (flags & FIO_ENDIAN_L) | |
| 5702 { | |
| 5703 *p++ = c; | |
| 5704 *p++ = (c >> 8); | |
| 5705 *p++ = (c >> 16); | |
| 5706 *p++ = (c >> 24); | |
| 5707 } | |
| 5708 else | |
| 5709 { | |
| 5710 *p++ = (c >> 24); | |
| 5711 *p++ = (c >> 16); | |
| 5712 *p++ = (c >> 8); | |
| 5713 *p++ = c; | |
| 5714 } | |
| 5715 } | |
| 5716 else if (flags & (FIO_UCS2 | FIO_UTF16)) | |
| 5717 { | |
| 5718 if (c >= 0x10000) | |
| 5719 { | |
| 5720 if (flags & FIO_UTF16) | |
| 5721 { | |
| 5722 /* Make two words, ten bits of the character in each. First | |
| 5723 * word is 0xd800 - 0xdbff, second one 0xdc00 - 0xdfff */ | |
| 5724 c -= 0x10000; | |
| 5725 if (c >= 0x100000) | |
| 5726 error = TRUE; | |
| 5727 cc = ((c >> 10) & 0x3ff) + 0xd800; | |
| 5728 if (flags & FIO_ENDIAN_L) | |
| 5729 { | |
| 5730 *p++ = cc; | |
| 5731 *p++ = ((unsigned)cc >> 8); | |
| 5732 } | |
| 5733 else | |
| 5734 { | |
| 5735 *p++ = ((unsigned)cc >> 8); | |
| 5736 *p++ = cc; | |
| 5737 } | |
| 5738 c = (c & 0x3ff) + 0xdc00; | |
| 5739 } | |
| 5740 else | |
| 5741 error = TRUE; | |
| 5742 } | |
| 5743 if (flags & FIO_ENDIAN_L) | |
| 5744 { | |
| 5745 *p++ = c; | |
| 5746 *p++ = (c >> 8); | |
| 5747 } | |
| 5748 else | |
| 5749 { | |
| 5750 *p++ = (c >> 8); | |
| 5751 *p++ = c; | |
| 5752 } | |
| 5753 } | |
| 5754 else /* Latin1 */ | |
| 5755 { | |
| 5756 if (c >= 0x100) | |
| 5757 { | |
| 5758 error = TRUE; | |
| 5759 *p++ = 0xBF; | |
| 5760 } | |
| 5761 else | |
| 5762 *p++ = c; | |
| 5763 } | |
| 5764 | |
| 5765 *pp = p; | |
| 5766 return error; | |
| 5767 } | |
| 5768 | |
| 5769 /* | |
| 1948 | 5770 * Return TRUE if file encoding "fenc" requires conversion from or to |
| 5771 * 'encoding'. | |
| 7 | 5772 */ |
| 5773 static int | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
5774 need_conversion(char_u *fenc) |
| 7 | 5775 { |
| 1948 | 5776 int same_encoding; |
| 5777 int enc_flags; | |
| 5778 int fenc_flags; | |
| 5779 | |
| 5780 if (*fenc == NUL || STRCMP(p_enc, fenc) == 0) | |
|
2217
120502692d82
Improve the MS-Windows installer.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
5781 { |
| 1948 | 5782 same_encoding = TRUE; |
|
2217
120502692d82
Improve the MS-Windows installer.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
5783 fenc_flags = 0; |
|
120502692d82
Improve the MS-Windows installer.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
5784 } |
| 1948 | 5785 else |
| 5786 { | |
| 5787 /* Ignore difference between "ansi" and "latin1", "ucs-4" and | |
| 5788 * "ucs-4be", etc. */ | |
| 5789 enc_flags = get_fio_flags(p_enc); | |
| 5790 fenc_flags = get_fio_flags(fenc); | |
| 5791 same_encoding = (enc_flags != 0 && fenc_flags == enc_flags); | |
| 5792 } | |
| 5793 if (same_encoding) | |
| 5794 { | |
| 5795 /* Specified encoding matches with 'encoding'. This requires | |
| 5796 * conversion when 'encoding' is Unicode but not UTF-8. */ | |
| 5797 return enc_unicode != 0; | |
| 5798 } | |
| 5799 | |
| 5800 /* Encodings differ. However, conversion is not needed when 'enc' is any | |
| 5801 * Unicode encoding and the file is UTF-8. */ | |
| 5802 return !(enc_utf8 && fenc_flags == FIO_UTF8); | |
| 7 | 5803 } |
| 5804 | |
| 5805 /* | |
| 5806 * Check "ptr" for a unicode encoding and return the FIO_ flags needed for the | |
| 5807 * internal conversion. | |
| 5808 * if "ptr" is an empty string, use 'encoding'. | |
| 5809 */ | |
| 5810 static int | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
5811 get_fio_flags(char_u *ptr) |
| 7 | 5812 { |
| 5813 int prop; | |
| 5814 | |
| 5815 if (*ptr == NUL) | |
| 5816 ptr = p_enc; | |
| 5817 | |
| 5818 prop = enc_canon_props(ptr); | |
| 5819 if (prop & ENC_UNICODE) | |
| 5820 { | |
| 5821 if (prop & ENC_2BYTE) | |
| 5822 { | |
| 5823 if (prop & ENC_ENDIAN_L) | |
| 5824 return FIO_UCS2 | FIO_ENDIAN_L; | |
| 5825 return FIO_UCS2; | |
| 5826 } | |
| 5827 if (prop & ENC_4BYTE) | |
| 5828 { | |
| 5829 if (prop & ENC_ENDIAN_L) | |
| 5830 return FIO_UCS4 | FIO_ENDIAN_L; | |
| 5831 return FIO_UCS4; | |
| 5832 } | |
| 5833 if (prop & ENC_2WORD) | |
| 5834 { | |
| 5835 if (prop & ENC_ENDIAN_L) | |
| 5836 return FIO_UTF16 | FIO_ENDIAN_L; | |
| 5837 return FIO_UTF16; | |
| 5838 } | |
| 5839 return FIO_UTF8; | |
| 5840 } | |
| 5841 if (prop & ENC_LATIN1) | |
| 5842 return FIO_LATIN1; | |
| 5843 /* must be ENC_DBCS, requires iconv() */ | |
| 5844 return 0; | |
| 5845 } | |
| 5846 | |
|
15868
7fad90423bd2
patch 8.1.0941: macros for MS-Windows are inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15840
diff
changeset
|
5847 #ifdef MSWIN |
| 7 | 5848 /* |
| 5849 * Check "ptr" for a MS-Windows codepage name and return the FIO_ flags needed | |
| 5850 * for the conversion MS-Windows can do for us. Also accept "utf-8". | |
| 5851 * Used for conversion between 'encoding' and 'fileencoding'. | |
| 5852 */ | |
| 5853 static int | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
5854 get_win_fio_flags(char_u *ptr) |
| 7 | 5855 { |
| 5856 int cp; | |
| 5857 | |
| 5858 /* Cannot do this when 'encoding' is not utf-8 and not a codepage. */ | |
| 5859 if (!enc_utf8 && enc_codepage <= 0) | |
| 5860 return 0; | |
| 5861 | |
| 5862 cp = encname2codepage(ptr); | |
| 5863 if (cp == 0) | |
| 5864 { | |
| 5865 # ifdef CP_UTF8 /* VC 4.1 doesn't define CP_UTF8 */ | |
| 5866 if (STRCMP(ptr, "utf-8") == 0) | |
| 5867 cp = CP_UTF8; | |
| 5868 else | |
| 5869 # endif | |
| 5870 return 0; | |
| 5871 } | |
| 5872 return FIO_PUT_CP(cp) | FIO_CODEPAGE; | |
| 5873 } | |
| 5874 #endif | |
| 5875 | |
|
12716
351cf7c67bbe
patch 8.0.1236: Mac features are confusing
Christian Brabandt <cb@256bit.org>
parents:
12698
diff
changeset
|
5876 #ifdef MACOS_CONVERT |
| 7 | 5877 /* |
| 5878 * Check "ptr" for a Carbon supported encoding and return the FIO_ flags | |
| 5879 * needed for the internal conversion to/from utf-8 or latin1. | |
| 5880 */ | |
| 5881 static int | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
5882 get_mac_fio_flags(char_u *ptr) |
| 7 | 5883 { |
| 5884 if ((enc_utf8 || STRCMP(p_enc, "latin1") == 0) | |
| 5885 && (enc_canon_props(ptr) & ENC_MACROMAN)) | |
| 5886 return FIO_MACROMAN; | |
| 5887 return 0; | |
| 5888 } | |
| 5889 #endif | |
| 5890 | |
| 5891 /* | |
| 5892 * Check for a Unicode BOM (Byte Order Mark) at the start of p[size]. | |
| 5893 * "size" must be at least 2. | |
| 5894 * Return the name of the encoding and set "*lenp" to the length. | |
| 5895 * Returns NULL when no BOM found. | |
| 5896 */ | |
| 5897 static char_u * | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
5898 check_for_bom( |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
5899 char_u *p, |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
5900 long size, |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
5901 int *lenp, |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
5902 int flags) |
| 7 | 5903 { |
| 5904 char *name = NULL; | |
| 5905 int len = 2; | |
| 5906 | |
| 5907 if (p[0] == 0xef && p[1] == 0xbb && size >= 3 && p[2] == 0xbf | |
| 1688 | 5908 && (flags == FIO_ALL || flags == FIO_UTF8 || flags == 0)) |
| 7 | 5909 { |
| 5910 name = "utf-8"; /* EF BB BF */ | |
| 5911 len = 3; | |
| 5912 } | |
| 5913 else if (p[0] == 0xff && p[1] == 0xfe) | |
| 5914 { | |
| 5915 if (size >= 4 && p[2] == 0 && p[3] == 0 | |
| 5916 && (flags == FIO_ALL || flags == (FIO_UCS4 | FIO_ENDIAN_L))) | |
| 5917 { | |
| 5918 name = "ucs-4le"; /* FF FE 00 00 */ | |
| 5919 len = 4; | |
| 5920 } | |
| 1735 | 5921 else if (flags == (FIO_UCS2 | FIO_ENDIAN_L)) |
| 7 | 5922 name = "ucs-2le"; /* FF FE */ |
| 1735 | 5923 else if (flags == FIO_ALL || flags == (FIO_UTF16 | FIO_ENDIAN_L)) |
| 5924 /* utf-16le is preferred, it also works for ucs-2le text */ | |
| 7 | 5925 name = "utf-16le"; /* FF FE */ |
| 5926 } | |
| 5927 else if (p[0] == 0xfe && p[1] == 0xff | |
| 5928 && (flags == FIO_ALL || flags == FIO_UCS2 || flags == FIO_UTF16)) | |
| 5929 { | |
| 1547 | 5930 /* Default to utf-16, it works also for ucs-2 text. */ |
| 5931 if (flags == FIO_UCS2) | |
| 5932 name = "ucs-2"; /* FE FF */ | |
| 5933 else | |
| 7 | 5934 name = "utf-16"; /* FE FF */ |
| 5935 } | |
| 5936 else if (size >= 4 && p[0] == 0 && p[1] == 0 && p[2] == 0xfe | |
| 5937 && p[3] == 0xff && (flags == FIO_ALL || flags == FIO_UCS4)) | |
| 5938 { | |
| 5939 name = "ucs-4"; /* 00 00 FE FF */ | |
| 5940 len = 4; | |
| 5941 } | |
| 5942 | |
| 5943 *lenp = len; | |
| 5944 return (char_u *)name; | |
| 5945 } | |
| 5946 | |
| 5947 /* | |
| 5948 * Generate a BOM in "buf[4]" for encoding "name". | |
| 5949 * Return the length of the BOM (zero when no BOM). | |
| 5950 */ | |
| 5951 static int | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
5952 make_bom(char_u *buf, char_u *name) |
| 7 | 5953 { |
| 5954 int flags; | |
| 5955 char_u *p; | |
| 5956 | |
| 5957 flags = get_fio_flags(name); | |
| 5958 | |
| 5959 /* Can't put a BOM in a non-Unicode file. */ | |
| 5960 if (flags == FIO_LATIN1 || flags == 0) | |
| 5961 return 0; | |
| 5962 | |
| 5963 if (flags == FIO_UTF8) /* UTF-8 */ | |
| 5964 { | |
| 5965 buf[0] = 0xef; | |
| 5966 buf[1] = 0xbb; | |
| 5967 buf[2] = 0xbf; | |
| 5968 return 3; | |
| 5969 } | |
| 5970 p = buf; | |
| 5971 (void)ucs2bytes(0xfeff, &p, flags); | |
| 5972 return (int)(p - buf); | |
| 5973 } | |
| 5974 | |
| 5975 /* | |
| 5976 * Try to find a shortname by comparing the fullname with the current | |
| 5977 * directory. | |
| 1411 | 5978 * Returns "full_path" or pointer into "full_path" if shortened. |
| 5979 */ | |
| 5980 char_u * | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
5981 shorten_fname1(char_u *full_path) |
| 1411 | 5982 { |
| 2770 | 5983 char_u *dirname; |
| 1411 | 5984 char_u *p = full_path; |
| 5985 | |
| 2770 | 5986 dirname = alloc(MAXPATHL); |
| 5987 if (dirname == NULL) | |
| 5988 return full_path; | |
| 1411 | 5989 if (mch_dirname(dirname, MAXPATHL) == OK) |
| 5990 { | |
| 5991 p = shorten_fname(full_path, dirname); | |
| 5992 if (p == NULL || *p == NUL) | |
| 5993 p = full_path; | |
| 5994 } | |
| 2770 | 5995 vim_free(dirname); |
| 1411 | 5996 return p; |
| 5997 } | |
| 5998 | |
| 5999 /* | |
| 6000 * Try to find a shortname by comparing the fullname with the current | |
| 6001 * directory. | |
| 7 | 6002 * Returns NULL if not shorter name possible, pointer into "full_path" |
| 6003 * otherwise. | |
| 6004 */ | |
| 6005 char_u * | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
6006 shorten_fname(char_u *full_path, char_u *dir_name) |
| 7 | 6007 { |
| 6008 int len; | |
| 6009 char_u *p; | |
| 6010 | |
| 6011 if (full_path == NULL) | |
| 6012 return NULL; | |
| 6013 len = (int)STRLEN(dir_name); | |
| 6014 if (fnamencmp(dir_name, full_path, len) == 0) | |
| 6015 { | |
| 6016 p = full_path + len; | |
|
8212
05b88224cea1
commit https://github.com/vim/vim/commit/48e330aff911be1c798c88a973af6437a8141fce
Christian Brabandt <cb@256bit.org>
parents:
8080
diff
changeset
|
6017 #if defined(MSWIN) |
| 7 | 6018 /* |
|
15868
7fad90423bd2
patch 8.1.0941: macros for MS-Windows are inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15840
diff
changeset
|
6019 * MS-Windows: when a file is in the root directory, dir_name will end |
|
7fad90423bd2
patch 8.1.0941: macros for MS-Windows are inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15840
diff
changeset
|
6020 * in a slash, since C: by itself does not define a specific dir. In |
|
7fad90423bd2
patch 8.1.0941: macros for MS-Windows are inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15840
diff
changeset
|
6021 * this case p may already be correct. <negri> |
| 7 | 6022 */ |
| 6023 if (!((len > 2) && (*(p - 2) == ':'))) | |
| 6024 #endif | |
| 6025 { | |
| 6026 if (vim_ispathsep(*p)) | |
| 6027 ++p; | |
| 6028 #ifndef VMS /* the path separator is always part of the path */ | |
| 6029 else | |
| 6030 p = NULL; | |
| 6031 #endif | |
| 6032 } | |
| 6033 } | |
|
8212
05b88224cea1
commit https://github.com/vim/vim/commit/48e330aff911be1c798c88a973af6437a8141fce
Christian Brabandt <cb@256bit.org>
parents:
8080
diff
changeset
|
6034 #if defined(MSWIN) |
| 7 | 6035 /* |
| 6036 * When using a file in the current drive, remove the drive name: | |
| 6037 * "A:\dir\file" -> "\dir\file". This helps when moving a session file on | |
| 6038 * a floppy from "A:\dir" to "B:\dir". | |
| 6039 */ | |
| 6040 else if (len > 3 | |
| 6041 && TOUPPER_LOC(full_path[0]) == TOUPPER_LOC(dir_name[0]) | |
| 6042 && full_path[1] == ':' | |
| 6043 && vim_ispathsep(full_path[2])) | |
| 6044 p = full_path + 2; | |
| 6045 #endif | |
| 6046 else | |
| 6047 p = NULL; | |
| 6048 return p; | |
| 6049 } | |
| 6050 | |
| 6051 /* | |
|
13819
31bb8e1f7625
patch 8.0.1781: file names in quickfix window are not shortened
Christian Brabandt <cb@256bit.org>
parents:
13810
diff
changeset
|
6052 * Shorten filename of a buffer. |
| 7 | 6053 * When "force" is TRUE: Use full path from now on for files currently being |
| 6054 * edited, both for file name and swap file name. Try to shorten the file | |
| 6055 * names a bit, if safe to do so. | |
| 6056 * When "force" is FALSE: Only try to shorten absolute file names. | |
| 6057 * For buffers that have buftype "nofile" or "scratch": never change the file | |
| 6058 * name. | |
| 6059 */ | |
| 6060 void | |
|
13819
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patch 8.0.1781: file names in quickfix window are not shortened
Christian Brabandt <cb@256bit.org>
parents:
13810
diff
changeset
|
6061 shorten_buf_fname(buf_T *buf, char_u *dirname, int force) |
|
31bb8e1f7625
patch 8.0.1781: file names in quickfix window are not shortened
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
6062 { |
|
31bb8e1f7625
patch 8.0.1781: file names in quickfix window are not shortened
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parents:
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diff
changeset
|
6063 char_u *p; |
|
31bb8e1f7625
patch 8.0.1781: file names in quickfix window are not shortened
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parents:
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diff
changeset
|
6064 |
|
31bb8e1f7625
patch 8.0.1781: file names in quickfix window are not shortened
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parents:
13810
diff
changeset
|
6065 if (buf->b_fname != NULL |
|
31bb8e1f7625
patch 8.0.1781: file names in quickfix window are not shortened
Christian Brabandt <cb@256bit.org>
parents:
13810
diff
changeset
|
6066 #ifdef FEAT_QUICKFIX |
|
17095
10e0d7d96cb0
patch 8.1.1547: functionality of bt_nofile() is confusing
Bram Moolenaar <Bram@vim.org>
parents:
16996
diff
changeset
|
6067 && !bt_nofilename(buf) |
|
13819
31bb8e1f7625
patch 8.0.1781: file names in quickfix window are not shortened
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
6068 #endif |
|
31bb8e1f7625
patch 8.0.1781: file names in quickfix window are not shortened
Christian Brabandt <cb@256bit.org>
parents:
13810
diff
changeset
|
6069 && !path_with_url(buf->b_fname) |
|
31bb8e1f7625
patch 8.0.1781: file names in quickfix window are not shortened
Christian Brabandt <cb@256bit.org>
parents:
13810
diff
changeset
|
6070 && (force |
|
31bb8e1f7625
patch 8.0.1781: file names in quickfix window are not shortened
Christian Brabandt <cb@256bit.org>
parents:
13810
diff
changeset
|
6071 || buf->b_sfname == NULL |
|
31bb8e1f7625
patch 8.0.1781: file names in quickfix window are not shortened
Christian Brabandt <cb@256bit.org>
parents:
13810
diff
changeset
|
6072 || mch_isFullName(buf->b_sfname))) |
|
31bb8e1f7625
patch 8.0.1781: file names in quickfix window are not shortened
Christian Brabandt <cb@256bit.org>
parents:
13810
diff
changeset
|
6073 { |
|
14917
6f2ce3b311de
patch 8.1.0470: pointer ownership around fname_expand() is unclear
Bram Moolenaar <Bram@vim.org>
parents:
14862
diff
changeset
|
6074 if (buf->b_sfname != buf->b_ffname) |
|
6f2ce3b311de
patch 8.1.0470: pointer ownership around fname_expand() is unclear
Bram Moolenaar <Bram@vim.org>
parents:
14862
diff
changeset
|
6075 VIM_CLEAR(buf->b_sfname); |
|
13819
31bb8e1f7625
patch 8.0.1781: file names in quickfix window are not shortened
Christian Brabandt <cb@256bit.org>
parents:
13810
diff
changeset
|
6076 p = shorten_fname(buf->b_ffname, dirname); |
|
31bb8e1f7625
patch 8.0.1781: file names in quickfix window are not shortened
Christian Brabandt <cb@256bit.org>
parents:
13810
diff
changeset
|
6077 if (p != NULL) |
|
31bb8e1f7625
patch 8.0.1781: file names in quickfix window are not shortened
Christian Brabandt <cb@256bit.org>
parents:
13810
diff
changeset
|
6078 { |
|
31bb8e1f7625
patch 8.0.1781: file names in quickfix window are not shortened
Christian Brabandt <cb@256bit.org>
parents:
13810
diff
changeset
|
6079 buf->b_sfname = vim_strsave(p); |
|
31bb8e1f7625
patch 8.0.1781: file names in quickfix window are not shortened
Christian Brabandt <cb@256bit.org>
parents:
13810
diff
changeset
|
6080 buf->b_fname = buf->b_sfname; |
|
31bb8e1f7625
patch 8.0.1781: file names in quickfix window are not shortened
Christian Brabandt <cb@256bit.org>
parents:
13810
diff
changeset
|
6081 } |
|
31bb8e1f7625
patch 8.0.1781: file names in quickfix window are not shortened
Christian Brabandt <cb@256bit.org>
parents:
13810
diff
changeset
|
6082 if (p == NULL || buf->b_fname == NULL) |
|
31bb8e1f7625
patch 8.0.1781: file names in quickfix window are not shortened
Christian Brabandt <cb@256bit.org>
parents:
13810
diff
changeset
|
6083 buf->b_fname = buf->b_ffname; |
|
31bb8e1f7625
patch 8.0.1781: file names in quickfix window are not shortened
Christian Brabandt <cb@256bit.org>
parents:
13810
diff
changeset
|
6084 } |
|
31bb8e1f7625
patch 8.0.1781: file names in quickfix window are not shortened
Christian Brabandt <cb@256bit.org>
parents:
13810
diff
changeset
|
6085 } |
|
31bb8e1f7625
patch 8.0.1781: file names in quickfix window are not shortened
Christian Brabandt <cb@256bit.org>
parents:
13810
diff
changeset
|
6086 |
|
31bb8e1f7625
patch 8.0.1781: file names in quickfix window are not shortened
Christian Brabandt <cb@256bit.org>
parents:
13810
diff
changeset
|
6087 /* |
|
31bb8e1f7625
patch 8.0.1781: file names in quickfix window are not shortened
Christian Brabandt <cb@256bit.org>
parents:
13810
diff
changeset
|
6088 * Shorten filenames for all buffers. |
|
31bb8e1f7625
patch 8.0.1781: file names in quickfix window are not shortened
Christian Brabandt <cb@256bit.org>
parents:
13810
diff
changeset
|
6089 */ |
|
31bb8e1f7625
patch 8.0.1781: file names in quickfix window are not shortened
Christian Brabandt <cb@256bit.org>
parents:
13810
diff
changeset
|
6090 void |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
6091 shorten_fnames(int force) |
| 7 | 6092 { |
| 6093 char_u dirname[MAXPATHL]; | |
| 6094 buf_T *buf; | |
| 6095 | |
| 6096 mch_dirname(dirname, MAXPATHL); | |
|
9649
fd9727ae3c49
commit https://github.com/vim/vim/commit/2932359000b2f918d5fade79ea4d124d5943cd07
Christian Brabandt <cb@256bit.org>
parents:
9599
diff
changeset
|
6097 FOR_ALL_BUFFERS(buf) |
| 7 | 6098 { |
|
13819
31bb8e1f7625
patch 8.0.1781: file names in quickfix window are not shortened
Christian Brabandt <cb@256bit.org>
parents:
13810
diff
changeset
|
6099 shorten_buf_fname(buf, dirname, force); |
| 9 | 6100 |
| 6101 /* Always make the swap file name a full path, a "nofile" buffer may | |
| 6102 * also have a swap file. */ | |
| 6103 mf_fullname(buf->b_ml.ml_mfp); | |
| 7 | 6104 } |
| 6105 status_redraw_all(); | |
| 672 | 6106 redraw_tabline = TRUE; |
|
17584
65a8099fc0e8
patch 8.1.1789: cannot see file name of preview popup window
Bram Moolenaar <Bram@vim.org>
parents:
17565
diff
changeset
|
6107 #ifdef FEAT_TEXT_PROP |
|
65a8099fc0e8
patch 8.1.1789: cannot see file name of preview popup window
Bram Moolenaar <Bram@vim.org>
parents:
17565
diff
changeset
|
6108 popup_update_preview_title(); |
|
65a8099fc0e8
patch 8.1.1789: cannot see file name of preview popup window
Bram Moolenaar <Bram@vim.org>
parents:
17565
diff
changeset
|
6109 #endif |
| 7 | 6110 } |
| 6111 | |
| 6112 #if (defined(FEAT_DND) && defined(FEAT_GUI_GTK)) \ | |
| 6113 || defined(FEAT_GUI_MSWIN) \ | |
| 6114 || defined(FEAT_GUI_MAC) \ | |
| 6115 || defined(PROTO) | |
| 6116 /* | |
| 6117 * Shorten all filenames in "fnames[count]" by current directory. | |
| 6118 */ | |
| 6119 void | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
6120 shorten_filenames(char_u **fnames, int count) |
| 7 | 6121 { |
| 6122 int i; | |
| 6123 char_u dirname[MAXPATHL]; | |
| 6124 char_u *p; | |
| 6125 | |
| 6126 if (fnames == NULL || count < 1) | |
| 6127 return; | |
| 6128 mch_dirname(dirname, sizeof(dirname)); | |
| 6129 for (i = 0; i < count; ++i) | |
| 6130 { | |
| 6131 if ((p = shorten_fname(fnames[i], dirname)) != NULL) | |
| 6132 { | |
| 6133 /* shorten_fname() returns pointer in given "fnames[i]". If free | |
| 6134 * "fnames[i]" first, "p" becomes invalid. So we need to copy | |
| 6135 * "p" first then free fnames[i]. */ | |
| 6136 p = vim_strsave(p); | |
| 6137 vim_free(fnames[i]); | |
| 6138 fnames[i] = p; | |
| 6139 } | |
| 6140 } | |
| 6141 } | |
| 6142 #endif | |
| 6143 | |
| 6144 /* | |
|
14475
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
6145 * Add extension to file name - change path/fo.o.h to path/fo.o.h.ext or |
| 7 | 6146 * fo_o_h.ext for MSDOS or when shortname option set. |
| 6147 * | |
| 6148 * Assumed that fname is a valid name found in the filesystem we assure that | |
| 6149 * the return value is a different name and ends in 'ext'. | |
| 6150 * "ext" MUST be at most 4 characters long if it starts with a dot, 3 | |
| 6151 * characters otherwise. | |
| 6152 * Space for the returned name is allocated, must be freed later. | |
| 6153 * Returns NULL when out of memory. | |
| 6154 */ | |
| 6155 char_u * | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
6156 modname( |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
6157 char_u *fname, |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
6158 char_u *ext, |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
6159 int prepend_dot) /* may prepend a '.' to file name */ |
| 7 | 6160 { |
|
8212
05b88224cea1
commit https://github.com/vim/vim/commit/48e330aff911be1c798c88a973af6437a8141fce
Christian Brabandt <cb@256bit.org>
parents:
8080
diff
changeset
|
6161 return buf_modname((curbuf->b_p_sn || curbuf->b_shortname), |
| 7 | 6162 fname, ext, prepend_dot); |
| 6163 } | |
| 6164 | |
| 6165 char_u * | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
6166 buf_modname( |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
6167 int shortname, /* use 8.3 file name */ |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
6168 char_u *fname, |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
6169 char_u *ext, |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
6170 int prepend_dot) /* may prepend a '.' to file name */ |
| 7 | 6171 { |
| 6172 char_u *retval; | |
| 6173 char_u *s; | |
| 6174 char_u *e; | |
| 6175 char_u *ptr; | |
| 6176 int fnamelen, extlen; | |
| 6177 | |
| 6178 extlen = (int)STRLEN(ext); | |
| 6179 | |
| 6180 /* | |
| 6181 * If there is no file name we must get the name of the current directory | |
| 6182 * (we need the full path in case :cd is used). | |
| 6183 */ | |
| 6184 if (fname == NULL || *fname == NUL) | |
| 6185 { | |
|
16764
ef00b6bc186b
patch 8.1.1384: using "int" for alloc() often results in compiler warnings
Bram Moolenaar <Bram@vim.org>
parents:
16754
diff
changeset
|
6186 retval = alloc(MAXPATHL + extlen + 3); |
| 7 | 6187 if (retval == NULL) |
| 6188 return NULL; | |
| 6189 if (mch_dirname(retval, MAXPATHL) == FAIL || | |
| 6190 (fnamelen = (int)STRLEN(retval)) == 0) | |
| 6191 { | |
| 6192 vim_free(retval); | |
| 6193 return NULL; | |
| 6194 } | |
| 39 | 6195 if (!after_pathsep(retval, retval + fnamelen)) |
| 7 | 6196 { |
| 6197 retval[fnamelen++] = PATHSEP; | |
| 6198 retval[fnamelen] = NUL; | |
| 6199 } | |
| 6200 prepend_dot = FALSE; /* nothing to prepend a dot to */ | |
| 6201 } | |
| 6202 else | |
| 6203 { | |
| 6204 fnamelen = (int)STRLEN(fname); | |
|
16764
ef00b6bc186b
patch 8.1.1384: using "int" for alloc() often results in compiler warnings
Bram Moolenaar <Bram@vim.org>
parents:
16754
diff
changeset
|
6205 retval = alloc(fnamelen + extlen + 3); |
| 7 | 6206 if (retval == NULL) |
| 6207 return NULL; | |
| 6208 STRCPY(retval, fname); | |
| 6209 #ifdef VMS | |
| 6210 vms_remove_version(retval); /* we do not need versions here */ | |
| 6211 #endif | |
| 6212 } | |
| 6213 | |
| 6214 /* | |
| 6215 * search backwards until we hit a '/', '\' or ':' replacing all '.' | |
| 6216 * by '_' for MSDOS or when shortname option set and ext starts with a dot. | |
| 6217 * Then truncate what is after the '/', '\' or ':' to 8 characters for | |
| 6218 * MSDOS and 26 characters for AMIGA, a lot more for UNIX. | |
| 6219 */ | |
|
11127
506f5d8b7d8b
patch 8.0.0451: some macros are in lower case
Christian Brabandt <cb@256bit.org>
parents:
11121
diff
changeset
|
6220 for (ptr = retval + fnamelen; ptr > retval; MB_PTR_BACK(retval, ptr)) |
| 7 | 6221 { |
|
15794
0d8291665b59
patch 8.1.0904: USE_LONG_FNAME never defined
Bram Moolenaar <Bram@vim.org>
parents:
15776
diff
changeset
|
6222 if (*ext == '.' && shortname) |
| 7 | 6223 if (*ptr == '.') /* replace '.' by '_' */ |
| 6224 *ptr = '_'; | |
| 6225 if (vim_ispathsep(*ptr)) | |
| 391 | 6226 { |
| 6227 ++ptr; | |
| 7 | 6228 break; |
| 391 | 6229 } |
| 6230 } | |
| 7 | 6231 |
| 6232 /* the file name has at most BASENAMELEN characters. */ | |
| 6233 if (STRLEN(ptr) > (unsigned)BASENAMELEN) | |
| 6234 ptr[BASENAMELEN] = '\0'; | |
| 6235 | |
| 6236 s = ptr + STRLEN(ptr); | |
| 6237 | |
| 6238 /* | |
| 6239 * For 8.3 file names we may have to reduce the length. | |
| 6240 */ | |
| 6241 if (shortname) | |
| 6242 { | |
| 6243 /* | |
| 6244 * If there is no file name, or the file name ends in '/', and the | |
| 6245 * extension starts with '.', put a '_' before the dot, because just | |
| 6246 * ".ext" is invalid. | |
| 6247 */ | |
| 6248 if (fname == NULL || *fname == NUL | |
| 6249 || vim_ispathsep(fname[STRLEN(fname) - 1])) | |
| 6250 { | |
| 6251 if (*ext == '.') | |
| 6252 *s++ = '_'; | |
| 6253 } | |
| 6254 /* | |
| 6255 * If the extension starts with '.', truncate the base name at 8 | |
| 6256 * characters | |
| 6257 */ | |
| 6258 else if (*ext == '.') | |
| 6259 { | |
| 1877 | 6260 if ((size_t)(s - ptr) > (size_t)8) |
| 7 | 6261 { |
| 6262 s = ptr + 8; | |
| 6263 *s = '\0'; | |
| 6264 } | |
| 6265 } | |
| 6266 /* | |
| 6267 * If the extension doesn't start with '.', and the file name | |
| 6268 * doesn't have an extension yet, append a '.' | |
| 6269 */ | |
| 6270 else if ((e = vim_strchr(ptr, '.')) == NULL) | |
| 6271 *s++ = '.'; | |
| 6272 /* | |
| 6273 * If the extension doesn't start with '.', and there already is an | |
| 1201 | 6274 * extension, it may need to be truncated |
| 7 | 6275 */ |
| 6276 else if ((int)STRLEN(e) + extlen > 4) | |
| 6277 s = e + 4 - extlen; | |
| 6278 } | |
|
15868
7fad90423bd2
patch 8.1.0941: macros for MS-Windows are inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15840
diff
changeset
|
6279 #ifdef MSWIN |
| 7 | 6280 /* |
| 6281 * If there is no file name, and the extension starts with '.', put a | |
| 6282 * '_' before the dot, because just ".ext" may be invalid if it's on a | |
| 6283 * FAT partition, and on HPFS it doesn't matter. | |
| 6284 */ | |
| 6285 else if ((fname == NULL || *fname == NUL) && *ext == '.') | |
| 6286 *s++ = '_'; | |
| 6287 #endif | |
| 6288 | |
| 6289 /* | |
| 1651 | 6290 * Append the extension. |
| 7 | 6291 * ext can start with '.' and cannot exceed 3 more characters. |
| 6292 */ | |
| 6293 STRCPY(s, ext); | |
| 6294 | |
| 6295 /* | |
| 6296 * Prepend the dot. | |
| 6297 */ | |
|
15794
0d8291665b59
patch 8.1.0904: USE_LONG_FNAME never defined
Bram Moolenaar <Bram@vim.org>
parents:
15776
diff
changeset
|
6298 if (prepend_dot && !shortname && *(e = gettail(retval)) != '.') |
| 7 | 6299 { |
| 1620 | 6300 STRMOVE(e + 1, e); |
| 7 | 6301 *e = '.'; |
| 6302 } | |
| 6303 | |
| 6304 /* | |
| 6305 * Check that, after appending the extension, the file name is really | |
| 6306 * different. | |
| 6307 */ | |
| 6308 if (fname != NULL && STRCMP(fname, retval) == 0) | |
| 6309 { | |
| 6310 /* we search for a character that can be replaced by '_' */ | |
| 6311 while (--s >= ptr) | |
| 6312 { | |
| 6313 if (*s != '_') | |
| 6314 { | |
| 6315 *s = '_'; | |
| 6316 break; | |
| 6317 } | |
| 6318 } | |
| 6319 if (s < ptr) /* fname was "________.<ext>", how tricky! */ | |
| 6320 *ptr = 'v'; | |
| 6321 } | |
| 6322 return retval; | |
| 6323 } | |
| 6324 | |
| 6325 /* | |
| 6326 * Like fgets(), but if the file line is too long, it is truncated and the | |
| 6327 * rest of the line is thrown away. Returns TRUE for end-of-file. | |
|
13037
6e81a68d63a1
patch 8.0.1394: cannot intercept a yank command
Christian Brabandt <cb@256bit.org>
parents:
12863
diff
changeset
|
6328 * If the line is truncated then buf[size - 2] will not be NUL. |
| 7 | 6329 */ |
| 6330 int | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
6331 vim_fgets(char_u *buf, int size, FILE *fp) |
| 7 | 6332 { |
| 6333 char *eof; | |
| 6334 #define FGETS_SIZE 200 | |
| 6335 char tbuf[FGETS_SIZE]; | |
| 6336 | |
| 6337 buf[size - 2] = NUL; | |
| 6338 eof = fgets((char *)buf, size, fp); | |
| 6339 if (buf[size - 2] != NUL && buf[size - 2] != '\n') | |
| 6340 { | |
| 6341 buf[size - 1] = NUL; /* Truncate the line */ | |
| 6342 | |
| 6343 /* Now throw away the rest of the line: */ | |
| 6344 do | |
| 6345 { | |
| 6346 tbuf[FGETS_SIZE - 2] = NUL; | |
|
14730
193471015e1a
patch 8.1.0377: xdiff doesn't use the Vim memory allocation functions
Christian Brabandt <cb@256bit.org>
parents:
14700
diff
changeset
|
6347 vim_ignoredp = fgets((char *)tbuf, FGETS_SIZE, fp); |
| 7 | 6348 } while (tbuf[FGETS_SIZE - 2] != NUL && tbuf[FGETS_SIZE - 2] != '\n'); |
| 6349 } | |
| 6350 return (eof == NULL); | |
| 6351 } | |
| 6352 | |
| 6353 /* | |
| 6354 * rename() only works if both files are on the same file system, this | |
| 6355 * function will (attempts to?) copy the file across if rename fails -- webb | |
| 6356 * Return -1 for failure, 0 for success. | |
| 6357 */ | |
| 6358 int | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
6359 vim_rename(char_u *from, char_u *to) |
| 7 | 6360 { |
| 6361 int fd_in; | |
| 6362 int fd_out; | |
| 6363 int n; | |
| 6364 char *errmsg = NULL; | |
| 6365 char *buffer; | |
| 6366 #ifdef AMIGA | |
| 6367 BPTR flock; | |
| 6368 #endif | |
|
9387
f094d4085014
commit https://github.com/vim/vim/commit/8767f52fbfd4f053ce00a978227c95f1d7d323fe
Christian Brabandt <cb@256bit.org>
parents:
9291
diff
changeset
|
6369 stat_T st; |
| 194 | 6370 long perm; |
| 199 | 6371 #ifdef HAVE_ACL |
| 6372 vim_acl_T acl; /* ACL from original file */ | |
| 6373 #endif | |
| 1779 | 6374 int use_tmp_file = FALSE; |
| 7 | 6375 |
| 6376 /* | |
| 1779 | 6377 * When the names are identical, there is nothing to do. When they refer |
| 6378 * to the same file (ignoring case and slash/backslash differences) but | |
| 6379 * the file name differs we need to go through a temp file. | |
| 7 | 6380 */ |
| 6381 if (fnamecmp(from, to) == 0) | |
| 1779 | 6382 { |
| 4242 | 6383 if (p_fic && STRCMP(gettail(from), gettail(to)) != 0) |
| 1779 | 6384 use_tmp_file = TRUE; |
| 6385 else | |
| 6386 return 0; | |
| 6387 } | |
| 7 | 6388 |
| 6389 /* | |
| 6390 * Fail if the "from" file doesn't exist. Avoids that "to" is deleted. | |
| 6391 */ | |
| 6392 if (mch_stat((char *)from, &st) < 0) | |
| 6393 return -1; | |
| 6394 | |
| 1778 | 6395 #ifdef UNIX |
| 6396 { | |
|
9387
f094d4085014
commit https://github.com/vim/vim/commit/8767f52fbfd4f053ce00a978227c95f1d7d323fe
Christian Brabandt <cb@256bit.org>
parents:
9291
diff
changeset
|
6397 stat_T st_to; |
| 1778 | 6398 |
| 6399 /* It's possible for the source and destination to be the same file. | |
| 6400 * This happens when "from" and "to" differ in case and are on a FAT32 | |
| 6401 * filesystem. In that case go through a temp file name. */ | |
| 6402 if (mch_stat((char *)to, &st_to) >= 0 | |
| 6403 && st.st_dev == st_to.st_dev | |
| 6404 && st.st_ino == st_to.st_ino) | |
| 1779 | 6405 use_tmp_file = TRUE; |
| 6406 } | |
| 6407 #endif | |
|
15868
7fad90423bd2
patch 8.1.0941: macros for MS-Windows are inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15840
diff
changeset
|
6408 #ifdef MSWIN |
| 2793 | 6409 { |
| 6410 BY_HANDLE_FILE_INFORMATION info1, info2; | |
| 6411 | |
| 6412 /* It's possible for the source and destination to be the same file. | |
| 6413 * In that case go through a temp file name. This makes rename("foo", | |
| 6414 * "./foo") a no-op (in a complicated way). */ | |
| 6415 if (win32_fileinfo(from, &info1) == FILEINFO_OK | |
| 6416 && win32_fileinfo(to, &info2) == FILEINFO_OK | |
| 6417 && info1.dwVolumeSerialNumber == info2.dwVolumeSerialNumber | |
| 6418 && info1.nFileIndexHigh == info2.nFileIndexHigh | |
| 6419 && info1.nFileIndexLow == info2.nFileIndexLow) | |
| 6420 use_tmp_file = TRUE; | |
| 6421 } | |
| 6422 #endif | |
| 1779 | 6423 |
| 6424 if (use_tmp_file) | |
| 6425 { | |
| 6426 char tempname[MAXPATHL + 1]; | |
| 6427 | |
| 6428 /* | |
| 6429 * Find a name that doesn't exist and is in the same directory. | |
| 6430 * Rename "from" to "tempname" and then rename "tempname" to "to". | |
| 6431 */ | |
| 6432 if (STRLEN(from) >= MAXPATHL - 5) | |
| 6433 return -1; | |
| 6434 STRCPY(tempname, from); | |
| 6435 for (n = 123; n < 99999; ++n) | |
| 6436 { | |
| 6437 sprintf((char *)gettail((char_u *)tempname), "%d", n); | |
| 6438 if (mch_stat(tempname, &st) < 0) | |
| 6439 { | |
| 6440 if (mch_rename((char *)from, tempname) == 0) | |
| 1778 | 6441 { |
| 1779 | 6442 if (mch_rename(tempname, (char *)to) == 0) |
| 6443 return 0; | |
| 6444 /* Strange, the second step failed. Try moving the | |
| 6445 * file back and return failure. */ | |
| 6446 mch_rename(tempname, (char *)from); | |
| 1778 | 6447 return -1; |
| 6448 } | |
| 1779 | 6449 /* If it fails for one temp name it will most likely fail |
| 6450 * for any temp name, give up. */ | |
| 6451 return -1; | |
| 6452 } | |
| 6453 } | |
| 6454 return -1; | |
| 1778 | 6455 } |
| 6456 | |
| 7 | 6457 /* |
| 6458 * Delete the "to" file, this is required on some systems to make the | |
| 6459 * mch_rename() work, on other systems it makes sure that we don't have | |
| 6460 * two files when the mch_rename() fails. | |
| 6461 */ | |
| 6462 | |
| 6463 #ifdef AMIGA | |
| 6464 /* | |
| 6465 * With MSDOS-compatible filesystems (crossdos, messydos) it is possible | |
| 6466 * that the name of the "to" file is the same as the "from" file, even | |
| 1201 | 6467 * though the names are different. To avoid the chance of accidentally |
| 7 | 6468 * deleting the "from" file (horror!) we lock it during the remove. |
| 6469 * | |
| 6470 * When used for making a backup before writing the file: This should not | |
| 6471 * happen with ":w", because startscript() should detect this problem and | |
| 6472 * set buf->b_shortname, causing modname() to return a correct ".bak" file | |
| 6473 * name. This problem does exist with ":w filename", but then the | |
| 6474 * original file will be somewhere else so the backup isn't really | |
| 6475 * important. If autoscripting is off the rename may fail. | |
| 6476 */ | |
| 6477 flock = Lock((UBYTE *)from, (long)ACCESS_READ); | |
| 6478 #endif | |
| 6479 mch_remove(to); | |
| 6480 #ifdef AMIGA | |
| 6481 if (flock) | |
| 6482 UnLock(flock); | |
| 6483 #endif | |
| 6484 | |
| 6485 /* | |
| 6486 * First try a normal rename, return if it works. | |
| 6487 */ | |
| 6488 if (mch_rename((char *)from, (char *)to) == 0) | |
| 6489 return 0; | |
| 6490 | |
| 6491 /* | |
| 6492 * Rename() failed, try copying the file. | |
| 6493 */ | |
| 194 | 6494 perm = mch_getperm(from); |
| 199 | 6495 #ifdef HAVE_ACL |
| 6496 /* For systems that support ACL: get the ACL from the original file. */ | |
| 6497 acl = mch_get_acl(from); | |
| 6498 #endif | |
| 7 | 6499 fd_in = mch_open((char *)from, O_RDONLY|O_EXTRA, 0); |
| 6500 if (fd_in == -1) | |
| 1651 | 6501 { |
| 6502 #ifdef HAVE_ACL | |
| 6503 mch_free_acl(acl); | |
| 6504 #endif | |
| 7 | 6505 return -1; |
| 1651 | 6506 } |
| 194 | 6507 |
| 6508 /* Create the new file with same permissions as the original. */ | |
| 557 | 6509 fd_out = mch_open((char *)to, |
| 6510 O_CREAT|O_EXCL|O_WRONLY|O_EXTRA|O_NOFOLLOW, (int)perm); | |
| 7 | 6511 if (fd_out == -1) |
| 6512 { | |
| 6513 close(fd_in); | |
| 1651 | 6514 #ifdef HAVE_ACL |
| 6515 mch_free_acl(acl); | |
| 6516 #endif | |
| 7 | 6517 return -1; |
| 6518 } | |
| 6519 | |
|
16825
ce04ebdf26b8
patch 8.1.1414: alloc() returning "char_u *" causes a lot of type casts
Bram Moolenaar <Bram@vim.org>
parents:
16782
diff
changeset
|
6520 buffer = alloc(BUFSIZE); |
| 7 | 6521 if (buffer == NULL) |
| 6522 { | |
| 1651 | 6523 close(fd_out); |
| 7 | 6524 close(fd_in); |
| 1651 | 6525 #ifdef HAVE_ACL |
| 6526 mch_free_acl(acl); | |
| 6527 #endif | |
| 7 | 6528 return -1; |
| 6529 } | |
| 6530 | |
| 2664 | 6531 while ((n = read_eintr(fd_in, buffer, BUFSIZE)) > 0) |
| 6532 if (write_eintr(fd_out, buffer, n) != n) | |
| 7 | 6533 { |
| 6534 errmsg = _("E208: Error writing to \"%s\""); | |
| 6535 break; | |
| 6536 } | |
| 6537 | |
| 6538 vim_free(buffer); | |
| 6539 close(fd_in); | |
| 6540 if (close(fd_out) < 0) | |
| 6541 errmsg = _("E209: Error closing \"%s\""); | |
| 6542 if (n < 0) | |
| 6543 { | |
| 6544 errmsg = _("E210: Error reading \"%s\""); | |
| 6545 to = from; | |
| 6546 } | |
| 1201 | 6547 #ifndef UNIX /* for Unix mch_open() already set the permission */ |
| 194 | 6548 mch_setperm(to, perm); |
| 570 | 6549 #endif |
| 199 | 6550 #ifdef HAVE_ACL |
| 6551 mch_set_acl(to, acl); | |
| 1651 | 6552 mch_free_acl(acl); |
| 199 | 6553 #endif |
| 5788 | 6554 #if defined(HAVE_SELINUX) || defined(HAVE_SMACK) |
| 5483 | 6555 mch_copy_sec(from, to); |
| 5479 | 6556 #endif |
| 7 | 6557 if (errmsg != NULL) |
| 6558 { | |
|
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15442
diff
changeset
|
6559 semsg(errmsg, to); |
| 7 | 6560 return -1; |
| 6561 } | |
| 6562 mch_remove(from); | |
| 6563 return 0; | |
| 6564 } | |
| 6565 | |
| 6566 static int already_warned = FALSE; | |
| 6567 | |
| 6568 /* | |
| 6569 * Check if any not hidden buffer has been changed. | |
| 6570 * Postpone the check if there are characters in the stuff buffer, a global | |
| 6571 * command is being executed, a mapping is being executed or an autocommand is | |
| 6572 * busy. | |
| 6573 * Returns TRUE if some message was written (screen should be redrawn and | |
| 6574 * cursor positioned). | |
| 6575 */ | |
| 6576 int | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
6577 check_timestamps( |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
6578 int focus) /* called for GUI focus event */ |
| 7 | 6579 { |
| 6580 buf_T *buf; | |
| 6581 int didit = 0; | |
| 6582 int n; | |
| 6583 | |
| 6584 /* Don't check timestamps while system() or another low-level function may | |
| 6585 * cause us to lose and gain focus. */ | |
| 6586 if (no_check_timestamps > 0) | |
| 6587 return FALSE; | |
| 6588 | |
| 6589 /* Avoid doing a check twice. The OK/Reload dialog can cause a focus | |
| 6590 * event and we would keep on checking if the file is steadily growing. | |
| 6591 * Do check again after typing something. */ | |
| 6592 if (focus && did_check_timestamps) | |
| 6593 { | |
| 6594 need_check_timestamps = TRUE; | |
| 6595 return FALSE; | |
| 6596 } | |
| 6597 | |
| 6598 if (!stuff_empty() || global_busy || !typebuf_typed() | |
|
13380
69517d67421f
patch 8.0.1564: too many #ifdefs
Christian Brabandt <cb@256bit.org>
parents:
13244
diff
changeset
|
6599 || autocmd_busy || curbuf_lock > 0 || allbuf_lock > 0) |
| 7 | 6600 need_check_timestamps = TRUE; /* check later */ |
| 6601 else | |
| 6602 { | |
| 6603 ++no_wait_return; | |
| 6604 did_check_timestamps = TRUE; | |
| 6605 already_warned = FALSE; | |
|
9649
fd9727ae3c49
commit https://github.com/vim/vim/commit/2932359000b2f918d5fade79ea4d124d5943cd07
Christian Brabandt <cb@256bit.org>
parents:
9599
diff
changeset
|
6606 FOR_ALL_BUFFERS(buf) |
| 7 | 6607 { |
| 6608 /* Only check buffers in a window. */ | |
| 6609 if (buf->b_nwindows > 0) | |
| 6610 { | |
|
9487
69ed2c9d34a6
commit https://github.com/vim/vim/commit/7c0a2f367f2507669560b1a66423155c70d2e75b
Christian Brabandt <cb@256bit.org>
parents:
9391
diff
changeset
|
6611 bufref_T bufref; |
|
69ed2c9d34a6
commit https://github.com/vim/vim/commit/7c0a2f367f2507669560b1a66423155c70d2e75b
Christian Brabandt <cb@256bit.org>
parents:
9391
diff
changeset
|
6612 |
|
69ed2c9d34a6
commit https://github.com/vim/vim/commit/7c0a2f367f2507669560b1a66423155c70d2e75b
Christian Brabandt <cb@256bit.org>
parents:
9391
diff
changeset
|
6613 set_bufref(&bufref, buf); |
| 7 | 6614 n = buf_check_timestamp(buf, focus); |
| 6615 if (didit < n) | |
| 6616 didit = n; | |
|
9487
69ed2c9d34a6
commit https://github.com/vim/vim/commit/7c0a2f367f2507669560b1a66423155c70d2e75b
Christian Brabandt <cb@256bit.org>
parents:
9391
diff
changeset
|
6617 if (n > 0 && !bufref_valid(&bufref)) |
| 7 | 6618 { |
| 6619 /* Autocommands have removed the buffer, start at the | |
| 6620 * first one again. */ | |
| 6621 buf = firstbuf; | |
| 6622 continue; | |
| 6623 } | |
| 6624 } | |
| 6625 } | |
| 6626 --no_wait_return; | |
| 6627 need_check_timestamps = FALSE; | |
| 6628 if (need_wait_return && didit == 2) | |
| 6629 { | |
| 6630 /* make sure msg isn't overwritten */ | |
|
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15531
diff
changeset
|
6631 msg_puts("\n"); |
| 7 | 6632 out_flush(); |
| 6633 } | |
| 6634 } | |
| 6635 return didit; | |
| 6636 } | |
| 6637 | |
| 6638 /* | |
| 6639 * Move all the lines from buffer "frombuf" to buffer "tobuf". | |
| 6640 * Return OK or FAIL. When FAIL "tobuf" is incomplete and/or "frombuf" is not | |
| 6641 * empty. | |
| 6642 */ | |
| 6643 static int | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
6644 move_lines(buf_T *frombuf, buf_T *tobuf) |
| 7 | 6645 { |
| 6646 buf_T *tbuf = curbuf; | |
| 6647 int retval = OK; | |
| 6648 linenr_T lnum; | |
| 6649 char_u *p; | |
| 6650 | |
| 6651 /* Copy the lines in "frombuf" to "tobuf". */ | |
| 6652 curbuf = tobuf; | |
| 6653 for (lnum = 1; lnum <= frombuf->b_ml.ml_line_count; ++lnum) | |
| 6654 { | |
| 6655 p = vim_strsave(ml_get_buf(frombuf, lnum, FALSE)); | |
| 6656 if (p == NULL || ml_append(lnum - 1, p, 0, FALSE) == FAIL) | |
| 6657 { | |
| 6658 vim_free(p); | |
| 6659 retval = FAIL; | |
| 6660 break; | |
| 6661 } | |
| 6662 vim_free(p); | |
| 6663 } | |
| 6664 | |
| 6665 /* Delete all the lines in "frombuf". */ | |
| 6666 if (retval != FAIL) | |
| 6667 { | |
| 6668 curbuf = frombuf; | |
| 1055 | 6669 for (lnum = curbuf->b_ml.ml_line_count; lnum > 0; --lnum) |
| 6670 if (ml_delete(lnum, FALSE) == FAIL) | |
| 7 | 6671 { |
| 6672 /* Oops! We could try putting back the saved lines, but that | |
| 6673 * might fail again... */ | |
| 6674 retval = FAIL; | |
| 6675 break; | |
| 6676 } | |
| 6677 } | |
| 6678 | |
| 6679 curbuf = tbuf; | |
| 6680 return retval; | |
| 6681 } | |
| 6682 | |
| 6683 /* | |
| 6684 * Check if buffer "buf" has been changed. | |
| 6685 * Also check if the file for a new buffer unexpectedly appeared. | |
| 6686 * return 1 if a changed buffer was found. | |
| 6687 * return 2 if a message has been displayed. | |
| 6688 * return 0 otherwise. | |
| 6689 */ | |
| 6690 int | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
6691 buf_check_timestamp( |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
6692 buf_T *buf, |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
6693 int focus UNUSED) /* called for GUI focus event */ |
| 7 | 6694 { |
|
9387
f094d4085014
commit https://github.com/vim/vim/commit/8767f52fbfd4f053ce00a978227c95f1d7d323fe
Christian Brabandt <cb@256bit.org>
parents:
9291
diff
changeset
|
6695 stat_T st; |
| 7 | 6696 int stat_res; |
| 6697 int retval = 0; | |
| 6698 char_u *path; | |
|
15470
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patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15442
diff
changeset
|
6699 char *tbuf; |
| 7 | 6700 char *mesg = NULL; |
| 188 | 6701 char *mesg2 = ""; |
| 7 | 6702 int helpmesg = FALSE; |
| 6703 int reload = FALSE; | |
|
9487
69ed2c9d34a6
commit https://github.com/vim/vim/commit/7c0a2f367f2507669560b1a66423155c70d2e75b
Christian Brabandt <cb@256bit.org>
parents:
9391
diff
changeset
|
6704 char *reason; |
| 7 | 6705 #if defined(FEAT_CON_DIALOG) || defined(FEAT_GUI_DIALOG) |
| 6706 int can_reload = FALSE; | |
| 6707 #endif | |
|
9387
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commit https://github.com/vim/vim/commit/8767f52fbfd4f053ce00a978227c95f1d7d323fe
Christian Brabandt <cb@256bit.org>
parents:
9291
diff
changeset
|
6708 off_T orig_size = buf->b_orig_size; |
| 7 | 6709 int orig_mode = buf->b_orig_mode; |
| 6710 #ifdef FEAT_GUI | |
| 6711 int save_mouse_correct = need_mouse_correct; | |
| 6712 #endif | |
| 6713 static int busy = FALSE; | |
| 179 | 6714 int n; |
|
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13244
diff
changeset
|
6715 #ifdef FEAT_EVAL |
| 179 | 6716 char_u *s; |
|
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patch 8.0.1564: too many #ifdefs
Christian Brabandt <cb@256bit.org>
parents:
13244
diff
changeset
|
6717 #endif |
|
9487
69ed2c9d34a6
commit https://github.com/vim/vim/commit/7c0a2f367f2507669560b1a66423155c70d2e75b
Christian Brabandt <cb@256bit.org>
parents:
9391
diff
changeset
|
6718 bufref_T bufref; |
|
69ed2c9d34a6
commit https://github.com/vim/vim/commit/7c0a2f367f2507669560b1a66423155c70d2e75b
Christian Brabandt <cb@256bit.org>
parents:
9391
diff
changeset
|
6719 |
|
69ed2c9d34a6
commit https://github.com/vim/vim/commit/7c0a2f367f2507669560b1a66423155c70d2e75b
Christian Brabandt <cb@256bit.org>
parents:
9391
diff
changeset
|
6720 set_bufref(&bufref, buf); |
| 7 | 6721 |
| 6722 /* If there is no file name, the buffer is not loaded, 'buftype' is | |
| 6723 * set, we are in the middle of a save or being called recursively: ignore | |
| 6724 * this buffer. */ | |
| 6725 if (buf->b_ffname == NULL | |
| 6726 || buf->b_ml.ml_mfp == NULL | |
|
14433
4a94173743d9
patch 8.1.0230: directly checking 'buftype' value
Christian Brabandt <cb@256bit.org>
parents:
14290
diff
changeset
|
6727 || !bt_normal(buf) |
| 7 | 6728 || buf->b_saving |
| 6729 || busy | |
| 33 | 6730 #ifdef FEAT_NETBEANS_INTG |
| 6731 || isNetbeansBuffer(buf) | |
| 6732 #endif | |
|
12064
407a475c67fd
patch 8.0.0912: cannot run a job in a hidden terminal
Christian Brabandt <cb@256bit.org>
parents:
11757
diff
changeset
|
6733 #ifdef FEAT_TERMINAL |
|
407a475c67fd
patch 8.0.0912: cannot run a job in a hidden terminal
Christian Brabandt <cb@256bit.org>
parents:
11757
diff
changeset
|
6734 || buf->b_term != NULL |
|
407a475c67fd
patch 8.0.0912: cannot run a job in a hidden terminal
Christian Brabandt <cb@256bit.org>
parents:
11757
diff
changeset
|
6735 #endif |
| 7 | 6736 ) |
| 6737 return 0; | |
| 6738 | |
| 6739 if ( !(buf->b_flags & BF_NOTEDITED) | |
| 6740 && buf->b_mtime != 0 | |
| 6741 && ((stat_res = mch_stat((char *)buf->b_ffname, &st)) < 0 | |
| 6742 || time_differs((long)st.st_mtime, buf->b_mtime) | |
| 5863 | 6743 || st.st_size != buf->b_orig_size |
| 7 | 6744 #ifdef HAVE_ST_MODE |
| 6745 || (int)st.st_mode != buf->b_orig_mode | |
| 6746 #else | |
| 6747 || mch_getperm(buf->b_ffname) != buf->b_orig_mode | |
| 6748 #endif | |
| 6749 )) | |
| 6750 { | |
|
17565
0026ea34a8d5
patch 8.1.1780: warning for file no longer available is repeated
Bram Moolenaar <Bram@vim.org>
parents:
17476
diff
changeset
|
6751 long prev_b_mtime = buf->b_mtime; |
|
0026ea34a8d5
patch 8.1.1780: warning for file no longer available is repeated
Bram Moolenaar <Bram@vim.org>
parents:
17476
diff
changeset
|
6752 |
| 7 | 6753 retval = 1; |
| 6754 | |
|
14290
977cab3d5474
patch 8.1.0161: buffer not updated with 'autoread' set if file was deleted
Christian Brabandt <cb@256bit.org>
parents:
14157
diff
changeset
|
6755 // set b_mtime to stop further warnings (e.g., when executing |
|
977cab3d5474
patch 8.1.0161: buffer not updated with 'autoread' set if file was deleted
Christian Brabandt <cb@256bit.org>
parents:
14157
diff
changeset
|
6756 // FileChangedShell autocmd) |
| 7 | 6757 if (stat_res < 0) |
| 6758 { | |
|
16754
8b92f3fea477
patch 8.1.1379: filechanged test hangs
Bram Moolenaar <Bram@vim.org>
parents:
16752
diff
changeset
|
6759 // Check the file again later to see if it re-appears. |
|
8b92f3fea477
patch 8.1.1379: filechanged test hangs
Bram Moolenaar <Bram@vim.org>
parents:
16752
diff
changeset
|
6760 buf->b_mtime = -1; |
| 7 | 6761 buf->b_orig_size = 0; |
| 6762 buf->b_orig_mode = 0; | |
| 6763 } | |
| 6764 else | |
| 6765 buf_store_time(buf, &st, buf->b_ffname); | |
| 6766 | |
| 6767 /* Don't do anything for a directory. Might contain the file | |
| 6768 * explorer. */ | |
| 6769 if (mch_isdir(buf->b_fname)) | |
| 6770 ; | |
| 6771 | |
| 6772 /* | |
| 6773 * If 'autoread' is set, the buffer has no changes and the file still | |
| 6774 * exists, reload the buffer. Use the buffer-local option value if it | |
| 6775 * was set, the global option value otherwise. | |
| 6776 */ | |
| 6777 else if ((buf->b_p_ar >= 0 ? buf->b_p_ar : p_ar) | |
| 6778 && !bufIsChanged(buf) && stat_res >= 0) | |
| 6779 reload = TRUE; | |
| 6780 else | |
| 6781 { | |
| 179 | 6782 if (stat_res < 0) |
| 6783 reason = "deleted"; | |
| 6784 else if (bufIsChanged(buf)) | |
| 6785 reason = "conflict"; | |
|
15634
746b95fd25ad
patch 8.1.0825: code for autocommands is mixed with file I/O code
Bram Moolenaar <Bram@vim.org>
parents:
15607
diff
changeset
|
6786 /* |
|
746b95fd25ad
patch 8.1.0825: code for autocommands is mixed with file I/O code
Bram Moolenaar <Bram@vim.org>
parents:
15607
diff
changeset
|
6787 * Check if the file contents really changed to avoid giving a |
|
746b95fd25ad
patch 8.1.0825: code for autocommands is mixed with file I/O code
Bram Moolenaar <Bram@vim.org>
parents:
15607
diff
changeset
|
6788 * warning when only the timestamp was set (e.g., checked out of |
|
746b95fd25ad
patch 8.1.0825: code for autocommands is mixed with file I/O code
Bram Moolenaar <Bram@vim.org>
parents:
15607
diff
changeset
|
6789 * CVS). Always warn when the buffer was changed. |
|
746b95fd25ad
patch 8.1.0825: code for autocommands is mixed with file I/O code
Bram Moolenaar <Bram@vim.org>
parents:
15607
diff
changeset
|
6790 */ |
| 179 | 6791 else if (orig_size != buf->b_orig_size || buf_contents_changed(buf)) |
| 6792 reason = "changed"; | |
| 6793 else if (orig_mode != buf->b_orig_mode) | |
| 6794 reason = "mode"; | |
| 6795 else | |
| 6796 reason = "time"; | |
| 6797 | |
| 7 | 6798 /* |
| 6799 * Only give the warning if there are no FileChangedShell | |
| 6800 * autocommands. | |
| 6801 * Avoid being called recursively by setting "busy". | |
| 6802 */ | |
| 6803 busy = TRUE; | |
|
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Christian Brabandt <cb@256bit.org>
parents:
13244
diff
changeset
|
6804 #ifdef FEAT_EVAL |
| 179 | 6805 set_vim_var_string(VV_FCS_REASON, (char_u *)reason, -1); |
| 6806 set_vim_var_string(VV_FCS_CHOICE, (char_u *)"", -1); | |
|
13380
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patch 8.0.1564: too many #ifdefs
Christian Brabandt <cb@256bit.org>
parents:
13244
diff
changeset
|
6807 #endif |
| 1834 | 6808 ++allbuf_lock; |
| 7 | 6809 n = apply_autocmds(EVENT_FILECHANGEDSHELL, |
| 6810 buf->b_fname, buf->b_fname, FALSE, buf); | |
| 1834 | 6811 --allbuf_lock; |
| 7 | 6812 busy = FALSE; |
| 6813 if (n) | |
| 6814 { | |
|
9487
69ed2c9d34a6
commit https://github.com/vim/vim/commit/7c0a2f367f2507669560b1a66423155c70d2e75b
Christian Brabandt <cb@256bit.org>
parents:
9391
diff
changeset
|
6815 if (!bufref_valid(&bufref)) |
|
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15442
diff
changeset
|
6816 emsg(_("E246: FileChangedShell autocommand deleted buffer")); |
|
13380
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patch 8.0.1564: too many #ifdefs
Christian Brabandt <cb@256bit.org>
parents:
13244
diff
changeset
|
6817 #ifdef FEAT_EVAL |
| 179 | 6818 s = get_vim_var_str(VV_FCS_CHOICE); |
| 6819 if (STRCMP(s, "reload") == 0 && *reason != 'd') | |
| 6820 reload = TRUE; | |
| 6821 else if (STRCMP(s, "ask") == 0) | |
| 6822 n = FALSE; | |
| 6823 else | |
|
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patch 8.0.1564: too many #ifdefs
Christian Brabandt <cb@256bit.org>
parents:
13244
diff
changeset
|
6824 #endif |
| 179 | 6825 return 2; |
| 7 | 6826 } |
| 179 | 6827 if (!n) |
| 7 | 6828 { |
| 179 | 6829 if (*reason == 'd') |
|
17565
0026ea34a8d5
patch 8.1.1780: warning for file no longer available is repeated
Bram Moolenaar <Bram@vim.org>
parents:
17476
diff
changeset
|
6830 { |
|
0026ea34a8d5
patch 8.1.1780: warning for file no longer available is repeated
Bram Moolenaar <Bram@vim.org>
parents:
17476
diff
changeset
|
6831 // Only give the message once. |
|
0026ea34a8d5
patch 8.1.1780: warning for file no longer available is repeated
Bram Moolenaar <Bram@vim.org>
parents:
17476
diff
changeset
|
6832 if (prev_b_mtime != -1) |
|
0026ea34a8d5
patch 8.1.1780: warning for file no longer available is repeated
Bram Moolenaar <Bram@vim.org>
parents:
17476
diff
changeset
|
6833 mesg = _("E211: File \"%s\" no longer available"); |
|
0026ea34a8d5
patch 8.1.1780: warning for file no longer available is repeated
Bram Moolenaar <Bram@vim.org>
parents:
17476
diff
changeset
|
6834 } |
| 7 | 6835 else |
| 6836 { | |
| 6837 helpmesg = TRUE; | |
| 6838 #if defined(FEAT_CON_DIALOG) || defined(FEAT_GUI_DIALOG) | |
| 6839 can_reload = TRUE; | |
| 6840 #endif | |
| 179 | 6841 if (reason[2] == 'n') |
| 6842 { | |
| 7 | 6843 mesg = _("W12: Warning: File \"%s\" has changed and the buffer was changed in Vim as well"); |
| 179 | 6844 mesg2 = _("See \":help W12\" for more info."); |
| 6845 } | |
| 6846 else if (reason[1] == 'h') | |
| 6847 { | |
| 7 | 6848 mesg = _("W11: Warning: File \"%s\" has changed since editing started"); |
| 179 | 6849 mesg2 = _("See \":help W11\" for more info."); |
| 6850 } | |
| 6851 else if (*reason == 'm') | |
| 6852 { | |
| 7 | 6853 mesg = _("W16: Warning: Mode of file \"%s\" has changed since editing started"); |
| 179 | 6854 mesg2 = _("See \":help W16\" for more info."); |
| 6855 } | |
| 1913 | 6856 else |
| 6857 /* Only timestamp changed, store it to avoid a warning | |
| 6858 * in check_mtime() later. */ | |
| 6859 buf->b_mtime_read = buf->b_mtime; | |
| 7 | 6860 } |
| 6861 } | |
| 6862 } | |
| 6863 | |
| 6864 } | |
| 6865 else if ((buf->b_flags & BF_NEW) && !(buf->b_flags & BF_NEW_W) | |
| 6866 && vim_fexists(buf->b_ffname)) | |
| 6867 { | |
| 6868 retval = 1; | |
| 6869 mesg = _("W13: Warning: File \"%s\" has been created after editing started"); | |
| 6870 buf->b_flags |= BF_NEW_W; | |
| 6871 #if defined(FEAT_CON_DIALOG) || defined(FEAT_GUI_DIALOG) | |
| 6872 can_reload = TRUE; | |
| 6873 #endif | |
| 6874 } | |
| 6875 | |
| 6876 if (mesg != NULL) | |
| 6877 { | |
| 6878 path = home_replace_save(buf, buf->b_fname); | |
| 6879 if (path != NULL) | |
| 6880 { | |
| 179 | 6881 if (!helpmesg) |
| 7 | 6882 mesg2 = ""; |
|
16825
ce04ebdf26b8
patch 8.1.1414: alloc() returning "char_u *" causes a lot of type casts
Bram Moolenaar <Bram@vim.org>
parents:
16782
diff
changeset
|
6883 tbuf = alloc(STRLEN(path) + STRLEN(mesg) + STRLEN(mesg2) + 2); |
|
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15442
diff
changeset
|
6884 sprintf(tbuf, mesg, path); |
| 1848 | 6885 #ifdef FEAT_EVAL |
| 6886 /* Set warningmsg here, before the unimportant and output-specific | |
| 6887 * mesg2 has been appended. */ | |
|
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15442
diff
changeset
|
6888 set_vim_var_string(VV_WARNINGMSG, (char_u *)tbuf, -1); |
| 1848 | 6889 #endif |
| 7 | 6890 #if defined(FEAT_CON_DIALOG) || defined(FEAT_GUI_DIALOG) |
| 6891 if (can_reload) | |
| 6892 { | |
| 6893 if (*mesg2 != NUL) | |
| 6894 { | |
| 6895 STRCAT(tbuf, "\n"); | |
| 6896 STRCAT(tbuf, mesg2); | |
| 6897 } | |
|
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15442
diff
changeset
|
6898 if (do_dialog(VIM_WARNING, (char_u *)_("Warning"), |
|
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15442
diff
changeset
|
6899 (char_u *)tbuf, |
| 2684 | 6900 (char_u *)_("&OK\n&Load File"), 1, NULL, TRUE) == 2) |
| 7 | 6901 reload = TRUE; |
| 6902 } | |
| 6903 else | |
| 6904 #endif | |
| 6905 if (State > NORMAL_BUSY || (State & CMDLINE) || already_warned) | |
| 6906 { | |
| 6907 if (*mesg2 != NUL) | |
| 6908 { | |
| 6909 STRCAT(tbuf, "; "); | |
| 6910 STRCAT(tbuf, mesg2); | |
| 6911 } | |
|
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15442
diff
changeset
|
6912 emsg(tbuf); |
| 7 | 6913 retval = 2; |
| 6914 } | |
| 6915 else | |
| 6916 { | |
| 6917 if (!autocmd_busy) | |
| 6918 { | |
| 6919 msg_start(); | |
|
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15531
diff
changeset
|
6920 msg_puts_attr(tbuf, HL_ATTR(HLF_E) + MSG_HIST); |
| 7 | 6921 if (*mesg2 != NUL) |
|
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15531
diff
changeset
|
6922 msg_puts_attr(mesg2, HL_ATTR(HLF_W) + MSG_HIST); |
| 7 | 6923 msg_clr_eos(); |
| 6924 (void)msg_end(); | |
| 6925 if (emsg_silent == 0) | |
| 6926 { | |
| 6927 out_flush(); | |
|
13380
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patch 8.0.1564: too many #ifdefs
Christian Brabandt <cb@256bit.org>
parents:
13244
diff
changeset
|
6928 #ifdef FEAT_GUI |
| 7 | 6929 if (!focus) |
|
13380
69517d67421f
patch 8.0.1564: too many #ifdefs
Christian Brabandt <cb@256bit.org>
parents:
13244
diff
changeset
|
6930 #endif |
| 7 | 6931 /* give the user some time to think about it */ |
| 6932 ui_delay(1000L, TRUE); | |
| 6933 | |
| 6934 /* don't redraw and erase the message */ | |
| 6935 redraw_cmdline = FALSE; | |
| 6936 } | |
| 6937 } | |
| 6938 already_warned = TRUE; | |
| 6939 } | |
| 6940 | |
| 6941 vim_free(path); | |
| 6942 vim_free(tbuf); | |
| 6943 } | |
| 6944 } | |
| 6945 | |
| 6946 if (reload) | |
| 3776 | 6947 { |
| 311 | 6948 /* Reload the buffer. */ |
| 628 | 6949 buf_reload(buf, orig_mode); |
| 3776 | 6950 #ifdef FEAT_PERSISTENT_UNDO |
| 6951 if (buf->b_p_udf && buf->b_ffname != NULL) | |
| 6952 { | |
| 6953 char_u hash[UNDO_HASH_SIZE]; | |
| 6954 buf_T *save_curbuf = curbuf; | |
| 6955 | |
| 6956 /* Any existing undo file is unusable, write it now. */ | |
| 6957 curbuf = buf; | |
| 6958 u_compute_hash(hash); | |
| 6959 u_write_undo(NULL, FALSE, buf, hash); | |
| 6960 curbuf = save_curbuf; | |
| 6961 } | |
| 6962 #endif | |
| 6963 } | |
| 7 | 6964 |
| 1620 | 6965 /* Trigger FileChangedShell when the file was changed in any way. */ |
|
9487
69ed2c9d34a6
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Christian Brabandt <cb@256bit.org>
parents:
9391
diff
changeset
|
6966 if (bufref_valid(&bufref) && retval != 0) |
| 765 | 6967 (void)apply_autocmds(EVENT_FILECHANGEDSHELLPOST, |
| 6968 buf->b_fname, buf->b_fname, FALSE, buf); | |
| 7 | 6969 #ifdef FEAT_GUI |
| 6970 /* restore this in case an autocommand has set it; it would break | |
| 6971 * 'mousefocus' */ | |
| 6972 need_mouse_correct = save_mouse_correct; | |
| 6973 #endif | |
| 6974 | |
| 6975 return retval; | |
| 6976 } | |
| 6977 | |
| 311 | 6978 /* |
| 6979 * Reload a buffer that is already loaded. | |
| 6980 * Used when the file was changed outside of Vim. | |
| 628 | 6981 * "orig_mode" is buf->b_orig_mode before the need for reloading was detected. |
| 6982 * buf->b_orig_mode may have been reset already. | |
| 311 | 6983 */ |
| 6984 void | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
6985 buf_reload(buf_T *buf, int orig_mode) |
| 311 | 6986 { |
| 6987 exarg_T ea; | |
| 6988 pos_T old_cursor; | |
| 6989 linenr_T old_topline; | |
| 6990 int old_ro = buf->b_p_ro; | |
| 6991 buf_T *savebuf; | |
|
9487
69ed2c9d34a6
commit https://github.com/vim/vim/commit/7c0a2f367f2507669560b1a66423155c70d2e75b
Christian Brabandt <cb@256bit.org>
parents:
9391
diff
changeset
|
6992 bufref_T bufref; |
| 311 | 6993 int saved = OK; |
| 6994 aco_save_T aco; | |
|
2394
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2360
diff
changeset
|
6995 int flags = READ_NEW; |
| 311 | 6996 |
| 6997 /* set curwin/curbuf for "buf" and save some things */ | |
| 6998 aucmd_prepbuf(&aco, buf); | |
| 6999 | |
| 7000 /* We only want to read the text from the file, not reset the syntax | |
| 7001 * highlighting, clear marks, diff status, etc. Force the fileformat | |
| 7002 * and encoding to be the same. */ | |
| 7003 if (prep_exarg(&ea, buf) == OK) | |
| 7004 { | |
| 7005 old_cursor = curwin->w_cursor; | |
| 7006 old_topline = curwin->w_topline; | |
| 7007 | |
|
2482
88751831fa0a
When undoing a reload, move the cursor to the first changed line.
Bram Moolenaar <bram@vim.org>
parents:
2410
diff
changeset
|
7008 if (p_ur < 0 || curbuf->b_ml.ml_line_count <= p_ur) |
|
2394
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2360
diff
changeset
|
7009 { |
|
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2360
diff
changeset
|
7010 /* Save all the text, so that the reload can be undone. |
|
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2360
diff
changeset
|
7011 * Sync first so that this is a separate undo-able action. */ |
|
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2360
diff
changeset
|
7012 u_sync(FALSE); |
|
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2360
diff
changeset
|
7013 saved = u_savecommon(0, curbuf->b_ml.ml_line_count + 1, 0, TRUE); |
|
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2360
diff
changeset
|
7014 flags |= READ_KEEP_UNDO; |
|
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2360
diff
changeset
|
7015 } |
|
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2360
diff
changeset
|
7016 |
| 311 | 7017 /* |
| 7018 * To behave like when a new file is edited (matters for | |
| 7019 * BufReadPost autocommands) we first need to delete the current | |
| 7020 * buffer contents. But if reading the file fails we should keep | |
| 7021 * the old contents. Can't use memory only, the file might be | |
| 7022 * too big. Use a hidden buffer to move the buffer contents to. | |
| 7023 */ | |
|
11121
778c10516955
patch 8.0.0448: some macros are in lower case
Christian Brabandt <cb@256bit.org>
parents:
10952
diff
changeset
|
7024 if (BUFEMPTY() || saved == FAIL) |
| 311 | 7025 savebuf = NULL; |
| 7026 else | |
| 7027 { | |
| 7028 /* Allocate a buffer without putting it in the buffer list. */ | |
| 7029 savebuf = buflist_new(NULL, NULL, (linenr_T)1, BLN_DUMMY); | |
|
9487
69ed2c9d34a6
commit https://github.com/vim/vim/commit/7c0a2f367f2507669560b1a66423155c70d2e75b
Christian Brabandt <cb@256bit.org>
parents:
9391
diff
changeset
|
7030 set_bufref(&bufref, savebuf); |
| 837 | 7031 if (savebuf != NULL && buf == curbuf) |
| 311 | 7032 { |
| 7033 /* Open the memline. */ | |
| 7034 curbuf = savebuf; | |
| 7035 curwin->w_buffer = savebuf; | |
| 625 | 7036 saved = ml_open(curbuf); |
| 311 | 7037 curbuf = buf; |
| 7038 curwin->w_buffer = buf; | |
| 7039 } | |
| 837 | 7040 if (savebuf == NULL || saved == FAIL || buf != curbuf |
| 311 | 7041 || move_lines(buf, savebuf) == FAIL) |
| 7042 { | |
|
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15442
diff
changeset
|
7043 semsg(_("E462: Could not prepare for reloading \"%s\""), |
| 311 | 7044 buf->b_fname); |
| 7045 saved = FAIL; | |
| 7046 } | |
| 7047 } | |
| 7048 | |
| 7049 if (saved == OK) | |
| 7050 { | |
| 7051 curbuf->b_flags |= BF_CHECK_RO; /* check for RO again */ | |
| 7052 keep_filetype = TRUE; /* don't detect 'filetype' */ | |
| 7053 if (readfile(buf->b_ffname, buf->b_fname, (linenr_T)0, | |
| 7054 (linenr_T)0, | |
|
10575
01a5f64a7a20
patch 8.0.0177: BufEnter autocommand not fired for a directory
Christian Brabandt <cb@256bit.org>
parents:
10221
diff
changeset
|
7055 (linenr_T)MAXLNUM, &ea, flags) != OK) |
| 311 | 7056 { |
|
13380
69517d67421f
patch 8.0.1564: too many #ifdefs
Christian Brabandt <cb@256bit.org>
parents:
13244
diff
changeset
|
7057 #if defined(FEAT_EVAL) |
| 311 | 7058 if (!aborting()) |
| 7059 #endif | |
|
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15442
diff
changeset
|
7060 semsg(_("E321: Could not reload \"%s\""), buf->b_fname); |
|
9487
69ed2c9d34a6
commit https://github.com/vim/vim/commit/7c0a2f367f2507669560b1a66423155c70d2e75b
Christian Brabandt <cb@256bit.org>
parents:
9391
diff
changeset
|
7061 if (savebuf != NULL && bufref_valid(&bufref) && buf == curbuf) |
| 311 | 7062 { |
| 7063 /* Put the text back from the save buffer. First | |
| 7064 * delete any lines that readfile() added. */ | |
|
11121
778c10516955
patch 8.0.0448: some macros are in lower case
Christian Brabandt <cb@256bit.org>
parents:
10952
diff
changeset
|
7065 while (!BUFEMPTY()) |
| 837 | 7066 if (ml_delete(buf->b_ml.ml_line_count, FALSE) == FAIL) |
| 311 | 7067 break; |
| 7068 (void)move_lines(savebuf, buf); | |
| 7069 } | |
| 7070 } | |
|
2394
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2360
diff
changeset
|
7071 else if (buf == curbuf) /* "buf" still valid */ |
| 311 | 7072 { |
| 7073 /* Mark the buffer as unmodified and free undo info. */ | |
|
16996
d5e1e09a829f
patch 8.1.1498: ":write" increments b:changedtick even though nothing changed
Bram Moolenaar <Bram@vim.org>
parents:
16825
diff
changeset
|
7074 unchanged(buf, TRUE, TRUE); |
|
2394
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2360
diff
changeset
|
7075 if ((flags & READ_KEEP_UNDO) == 0) |
|
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2360
diff
changeset
|
7076 { |
|
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2360
diff
changeset
|
7077 u_blockfree(buf); |
|
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2360
diff
changeset
|
7078 u_clearall(buf); |
|
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2360
diff
changeset
|
7079 } |
|
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2360
diff
changeset
|
7080 else |
|
2482
88751831fa0a
When undoing a reload, move the cursor to the first changed line.
Bram Moolenaar <bram@vim.org>
parents:
2410
diff
changeset
|
7081 { |
|
2394
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2360
diff
changeset
|
7082 /* Mark all undo states as changed. */ |
|
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2360
diff
changeset
|
7083 u_unchanged(curbuf); |
|
2482
88751831fa0a
When undoing a reload, move the cursor to the first changed line.
Bram Moolenaar <bram@vim.org>
parents:
2410
diff
changeset
|
7084 } |
| 311 | 7085 } |
| 7086 } | |
| 7087 vim_free(ea.cmd); | |
| 7088 | |
|
9487
69ed2c9d34a6
commit https://github.com/vim/vim/commit/7c0a2f367f2507669560b1a66423155c70d2e75b
Christian Brabandt <cb@256bit.org>
parents:
9391
diff
changeset
|
7089 if (savebuf != NULL && bufref_valid(&bufref)) |
| 311 | 7090 wipe_buffer(savebuf, FALSE); |
| 7091 | |
| 7092 #ifdef FEAT_DIFF | |
| 7093 /* Invalidate diff info if necessary. */ | |
| 837 | 7094 diff_invalidate(curbuf); |
| 311 | 7095 #endif |
| 7096 | |
| 7097 /* Restore the topline and cursor position and check it (lines may | |
| 7098 * have been removed). */ | |
| 7099 if (old_topline > curbuf->b_ml.ml_line_count) | |
| 7100 curwin->w_topline = curbuf->b_ml.ml_line_count; | |
| 7101 else | |
| 7102 curwin->w_topline = old_topline; | |
| 7103 curwin->w_cursor = old_cursor; | |
| 7104 check_cursor(); | |
| 7105 update_topline(); | |
| 7106 keep_filetype = FALSE; | |
| 7107 #ifdef FEAT_FOLDING | |
| 7108 { | |
| 1863 | 7109 win_T *wp; |
| 7110 tabpage_T *tp; | |
| 311 | 7111 |
| 7112 /* Update folds unless they are defined manually. */ | |
| 1863 | 7113 FOR_ALL_TAB_WINDOWS(tp, wp) |
| 311 | 7114 if (wp->w_buffer == curwin->w_buffer |
| 7115 && !foldmethodIsManual(wp)) | |
| 7116 foldUpdateAll(wp); | |
| 7117 } | |
| 7118 #endif | |
| 7119 /* If the mode didn't change and 'readonly' was set, keep the old | |
| 7120 * value; the user probably used the ":view" command. But don't | |
| 7121 * reset it, might have had a read error. */ | |
| 7122 if (orig_mode == curbuf->b_orig_mode) | |
| 7123 curbuf->b_p_ro |= old_ro; | |
| 4071 | 7124 |
| 7125 /* Modelines must override settings done by autocommands. */ | |
| 7126 do_modelines(0); | |
| 311 | 7127 } |
| 7128 | |
| 7129 /* restore curwin/curbuf and a few other things */ | |
| 7130 aucmd_restbuf(&aco); | |
| 7131 /* Careful: autocommands may have made "buf" invalid! */ | |
| 7132 } | |
| 7133 | |
| 7 | 7134 void |
|
9387
f094d4085014
commit https://github.com/vim/vim/commit/8767f52fbfd4f053ce00a978227c95f1d7d323fe
Christian Brabandt <cb@256bit.org>
parents:
9291
diff
changeset
|
7135 buf_store_time(buf_T *buf, stat_T *st, char_u *fname UNUSED) |
| 7 | 7136 { |
| 7137 buf->b_mtime = (long)st->st_mtime; | |
|
2241
60da25e3aab7
Correct use of long instead of off_t for file size. (James Vega)
Bram Moolenaar <bram@vim.org>
parents:
2239
diff
changeset
|
7138 buf->b_orig_size = st->st_size; |
| 7 | 7139 #ifdef HAVE_ST_MODE |
| 7140 buf->b_orig_mode = (int)st->st_mode; | |
| 7141 #else | |
| 7142 buf->b_orig_mode = mch_getperm(fname); | |
| 7143 #endif | |
| 7144 } | |
| 7145 | |
| 7146 /* | |
| 7147 * Adjust the line with missing eol, used for the next write. | |
| 7148 * Used for do_filter(), when the input lines for the filter are deleted. | |
| 7149 */ | |
| 7150 void | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
7151 write_lnum_adjust(linenr_T offset) |
| 7 | 7152 { |
| 2707 | 7153 if (curbuf->b_no_eol_lnum != 0) /* only if there is a missing eol */ |
| 7154 curbuf->b_no_eol_lnum += offset; | |
| 7 | 7155 } |
| 7156 | |
|
7615
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7157 #if defined(TEMPDIRNAMES) || defined(FEAT_EVAL) || defined(PROTO) |
|
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7158 /* |
|
16752
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7159 * Core part of "readdir()" function. |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7160 * Retrieve the list of files/directories of "path" into "gap". |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7161 * Return OK for success, FAIL for failure. |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7162 */ |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7163 int |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7164 readdir_core( |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7165 garray_T *gap, |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7166 char_u *path, |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7167 void *context, |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7168 int (*checkitem)(void *context, char_u *name)) |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7169 { |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7170 int failed = FALSE; |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7171 #ifdef MSWIN |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7172 char_u *buf, *p; |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7173 int ok; |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7174 HANDLE hFind = INVALID_HANDLE_VALUE; |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7175 WIN32_FIND_DATAW wfb; |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7176 WCHAR *wn = NULL; // UTF-16 name, NULL when not used. |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7177 #endif |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7178 |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7179 ga_init2(gap, (int)sizeof(char *), 20); |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7180 |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7181 #ifdef MSWIN |
|
16782
fc58fee685e2
patch 8.1.1393: unnecessary type casts
Bram Moolenaar <Bram@vim.org>
parents:
16768
diff
changeset
|
7182 buf = alloc(MAXPATHL); |
|
16752
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7183 if (buf == NULL) |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7184 return FAIL; |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7185 STRNCPY(buf, path, MAXPATHL-5); |
|
16766
d2deaaf21305
patch 8.1.1385: signed/unsigned compiler warning
Bram Moolenaar <Bram@vim.org>
parents:
16764
diff
changeset
|
7186 p = buf + STRLEN(buf); |
|
16752
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7187 MB_PTR_BACK(buf, p); |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7188 if (*p == '\\' || *p == '/') |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7189 *p = NUL; |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7190 STRCAT(buf, "\\*"); |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7191 |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7192 wn = enc_to_utf16(buf, NULL); |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7193 if (wn != NULL) |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7194 hFind = FindFirstFileW(wn, &wfb); |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7195 ok = (hFind != INVALID_HANDLE_VALUE); |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7196 if (!ok) |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7197 { |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7198 failed = TRUE; |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7199 smsg(_(e_notopen), path); |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7200 } |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7201 else |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7202 { |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7203 while (ok) |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7204 { |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7205 int ignore; |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7206 |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7207 p = utf16_to_enc(wfb.cFileName, NULL); // p is allocated here |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7208 if (p == NULL) |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7209 break; // out of memory |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7210 |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7211 ignore = p[0] == '.' && (p[1] == NUL |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7212 || (p[1] == '.' && p[2] == NUL)); |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7213 if (!ignore && checkitem != NULL) |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7214 { |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7215 int r = checkitem(context, p); |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7216 |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7217 if (r < 0) |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7218 { |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7219 vim_free(p); |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7220 break; |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7221 } |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7222 if (r == 0) |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7223 ignore = TRUE; |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7224 } |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7225 |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7226 if (!ignore) |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7227 { |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7228 if (ga_grow(gap, 1) == OK) |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7229 ((char_u**)gap->ga_data)[gap->ga_len++] = vim_strsave(p); |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7230 else |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7231 { |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7232 failed = TRUE; |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7233 vim_free(p); |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7234 break; |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7235 } |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7236 } |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7237 |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7238 vim_free(p); |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7239 ok = FindNextFileW(hFind, &wfb); |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7240 } |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7241 FindClose(hFind); |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7242 } |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7243 |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7244 vim_free(buf); |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7245 vim_free(wn); |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7246 #else |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7247 DIR *dirp; |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7248 struct dirent *dp; |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7249 char_u *p; |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7250 |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7251 dirp = opendir((char *)path); |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7252 if (dirp == NULL) |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7253 { |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7254 failed = TRUE; |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7255 smsg(_(e_notopen), path); |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7256 } |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7257 else |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7258 { |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7259 for (;;) |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7260 { |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7261 int ignore; |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7262 |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7263 dp = readdir(dirp); |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7264 if (dp == NULL) |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7265 break; |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7266 p = (char_u *)dp->d_name; |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7267 |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7268 ignore = p[0] == '.' && |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7269 (p[1] == NUL || |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7270 (p[1] == '.' && p[2] == NUL)); |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7271 if (!ignore && checkitem != NULL) |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7272 { |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7273 int r = checkitem(context, p); |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7274 |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7275 if (r < 0) |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7276 break; |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7277 if (r == 0) |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7278 ignore = TRUE; |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7279 } |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7280 |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7281 if (!ignore) |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7282 { |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7283 if (ga_grow(gap, 1) == OK) |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7284 ((char_u**)gap->ga_data)[gap->ga_len++] = vim_strsave(p); |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7285 else |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7286 { |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7287 failed = TRUE; |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7288 break; |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7289 } |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7290 } |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7291 } |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7292 |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7293 closedir(dirp); |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7294 } |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7295 #endif |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7296 |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7297 if (!failed && gap->ga_len > 0) |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7298 sort_strings((char_u **)gap->ga_data, gap->ga_len); |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7299 |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7300 return failed ? FAIL : OK; |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7301 } |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7302 |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7303 /* |
|
7615
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7304 * Delete "name" and everything in it, recursively. |
|
16752
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7305 * return 0 for success, -1 if some file was not deleted. |
|
7615
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7306 */ |
|
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7307 int |
|
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7308 delete_recursive(char_u *name) |
|
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7309 { |
|
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7310 int result = 0; |
|
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7311 int i; |
|
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7312 char_u *exp; |
|
16752
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7313 garray_T ga; |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7314 |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7315 // A symbolic link to a directory itself is deleted, not the directory it |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7316 // points to. |
|
7629
befbed72da87
commit https://github.com/vim/vim/commit/43a34f9f74fdce462fa250baab620264c28b6165
Christian Brabandt <cb@256bit.org>
parents:
7615
diff
changeset
|
7317 if ( |
|
15868
7fad90423bd2
patch 8.1.0941: macros for MS-Windows are inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15840
diff
changeset
|
7318 # if defined(UNIX) || defined(MSWIN) |
|
7657
9c5e8254ea6b
commit https://github.com/vim/vim/commit/203258c3ad2966cc9d08b3805b103333988b30b7
Christian Brabandt <cb@256bit.org>
parents:
7641
diff
changeset
|
7319 mch_isrealdir(name) |
|
7629
befbed72da87
commit https://github.com/vim/vim/commit/43a34f9f74fdce462fa250baab620264c28b6165
Christian Brabandt <cb@256bit.org>
parents:
7615
diff
changeset
|
7320 # else |
|
befbed72da87
commit https://github.com/vim/vim/commit/43a34f9f74fdce462fa250baab620264c28b6165
Christian Brabandt <cb@256bit.org>
parents:
7615
diff
changeset
|
7321 mch_isdir(name) |
|
befbed72da87
commit https://github.com/vim/vim/commit/43a34f9f74fdce462fa250baab620264c28b6165
Christian Brabandt <cb@256bit.org>
parents:
7615
diff
changeset
|
7322 # endif |
|
befbed72da87
commit https://github.com/vim/vim/commit/43a34f9f74fdce462fa250baab620264c28b6165
Christian Brabandt <cb@256bit.org>
parents:
7615
diff
changeset
|
7323 ) |
|
7615
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7324 { |
|
16752
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7325 exp = vim_strsave(name); |
|
7615
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7326 if (exp == NULL) |
|
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7327 return -1; |
|
16752
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7328 if (readdir_core(&ga, exp, NULL, NULL) == OK) |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7329 { |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7330 for (i = 0; i < ga.ga_len; ++i) |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7331 { |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7332 vim_snprintf((char *)NameBuff, MAXPATHL, "%s/%s", exp, |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7333 ((char_u **)ga.ga_data)[i]); |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7334 if (delete_recursive(NameBuff) != 0) |
|
7615
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7335 result = -1; |
|
16752
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7336 } |
|
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7337 ga_clear_strings(&ga); |
|
7615
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7338 } |
|
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7339 else |
|
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7340 result = -1; |
|
16752
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7341 (void)mch_rmdir(exp); |
|
7615
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7342 vim_free(exp); |
|
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7343 } |
|
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7344 else |
|
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7345 result = mch_remove(name) == 0 ? 0 : -1; |
|
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7346 |
|
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7347 return result; |
|
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7348 } |
|
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7349 #endif |
|
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7350 |
| 7 | 7351 #if defined(TEMPDIRNAMES) || defined(PROTO) |
| 7352 static long temp_count = 0; /* Temp filename counter. */ | |
| 7353 | |
| 7354 /* | |
| 7355 * Delete the temp directory and all files it contains. | |
| 7356 */ | |
| 7357 void | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
7358 vim_deltempdir(void) |
| 7 | 7359 { |
| 7360 if (vim_tempdir != NULL) | |
| 7361 { | |
|
7615
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7362 /* remove the trailing path separator */ |
|
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7363 gettail(vim_tempdir)[-1] = NUL; |
|
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7364 delete_recursive(vim_tempdir); |
|
13244
ac42c4b11dbc
patch 8.0.1496: clearing a pointer takes two lines
Christian Brabandt <cb@256bit.org>
parents:
13240
diff
changeset
|
7365 VIM_CLEAR(vim_tempdir); |
| 7 | 7366 } |
| 7367 } | |
|
7615
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7368 |
| 7 | 7369 /* |
| 1997 | 7370 * Directory "tempdir" was created. Expand this name to a full path and put |
| 7371 * it in "vim_tempdir". This avoids that using ":cd" would confuse us. | |
| 7372 * "tempdir" must be no longer than MAXPATHL. | |
| 7373 */ | |
| 7374 static void | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
7375 vim_settempdir(char_u *tempdir) |
| 1997 | 7376 { |
| 7377 char_u *buf; | |
| 7378 | |
|
16764
ef00b6bc186b
patch 8.1.1384: using "int" for alloc() often results in compiler warnings
Bram Moolenaar <Bram@vim.org>
parents:
16754
diff
changeset
|
7379 buf = alloc(MAXPATHL + 2); |
| 1997 | 7380 if (buf != NULL) |
| 7381 { | |
| 7382 if (vim_FullName(tempdir, buf, MAXPATHL, FALSE) == FAIL) | |
| 7383 STRCPY(buf, tempdir); | |
|
9536
b2aada04d84e
commit https://github.com/vim/vim/commit/a06ecab7a5159e744448ace731036f0dc5f87dd4
Christian Brabandt <cb@256bit.org>
parents:
9509
diff
changeset
|
7384 add_pathsep(buf); |
| 1997 | 7385 vim_tempdir = vim_strsave(buf); |
| 7386 vim_free(buf); | |
| 7387 } | |
| 7388 } | |
| 2006 | 7389 #endif |
| 1997 | 7390 |
| 7391 /* | |
| 7 | 7392 * vim_tempname(): Return a unique name that can be used for a temp file. |
| 7393 * | |
|
9291
bff3cd5cf922
commit https://github.com/vim/vim/commit/76ae22fef3cb224ca7fbf97517f881e825d4d0c2
Christian Brabandt <cb@256bit.org>
parents:
9260
diff
changeset
|
7394 * The temp file is NOT guaranteed to be created. If "keep" is FALSE it is |
|
bff3cd5cf922
commit https://github.com/vim/vim/commit/76ae22fef3cb224ca7fbf97517f881e825d4d0c2
Christian Brabandt <cb@256bit.org>
parents:
9260
diff
changeset
|
7395 * guaranteed to NOT be created. |
| 7 | 7396 * |
| 7397 * The returned pointer is to allocated memory. | |
| 7398 * The returned pointer is NULL if no valid name was found. | |
| 7399 */ | |
| 7400 char_u * | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
7401 vim_tempname( |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
7402 int extra_char UNUSED, /* char to use in the name instead of '?' */ |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
7403 int keep UNUSED) |
| 7 | 7404 { |
| 7405 #ifdef USE_TMPNAM | |
| 7406 char_u itmp[L_tmpnam]; /* use tmpnam() */ | |
|
15868
7fad90423bd2
patch 8.1.0941: macros for MS-Windows are inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15840
diff
changeset
|
7407 #elif defined(MSWIN) |
|
15776
7f91de3f5e35
patch 8.1.0895: MS-Windows: dealing with temp name encoding not quite right
Bram Moolenaar <Bram@vim.org>
parents:
15750
diff
changeset
|
7408 WCHAR itmp[TEMPNAMELEN]; |
| 7 | 7409 #else |
| 7410 char_u itmp[TEMPNAMELEN]; | |
| 7411 #endif | |
| 7412 | |
| 7413 #ifdef TEMPDIRNAMES | |
| 7414 static char *(tempdirs[]) = {TEMPDIRNAMES}; | |
| 7415 int i; | |
| 7416 # ifndef EEXIST | |
|
9387
f094d4085014
commit https://github.com/vim/vim/commit/8767f52fbfd4f053ce00a978227c95f1d7d323fe
Christian Brabandt <cb@256bit.org>
parents:
9291
diff
changeset
|
7417 stat_T st; |
| 7 | 7418 # endif |
| 7419 | |
| 7420 /* | |
| 7421 * This will create a directory for private use by this instance of Vim. | |
| 7422 * This is done once, and the same directory is used for all temp files. | |
| 7423 * This method avoids security problems because of symlink attacks et al. | |
| 7424 * It's also a bit faster, because we only need to check for an existing | |
| 7425 * file when creating the directory and not for each temp file. | |
| 7426 */ | |
| 7427 if (vim_tempdir == NULL) | |
| 7428 { | |
| 7429 /* | |
| 7430 * Try the entries in TEMPDIRNAMES to create the temp directory. | |
| 7431 */ | |
| 1877 | 7432 for (i = 0; i < (int)(sizeof(tempdirs) / sizeof(char *)); ++i) |
| 7 | 7433 { |
|
2047
85da03763130
updated for version 7.2.333
Bram Moolenaar <bram@zimbu.org>
parents:
2028
diff
changeset
|
7434 # ifndef HAVE_MKDTEMP |
| 1997 | 7435 size_t itmplen; |
| 7436 long nr; | |
| 7437 long off; | |
| 7438 # endif | |
| 7439 | |
|
7305
372c785c04b6
commit https://github.com/vim/vim/commit/e1a61991d9b6fd5f65636d17583f93118268cda5
Christian Brabandt <cb@256bit.org>
parents:
7285
diff
changeset
|
7440 /* Expand $TMP, leave room for "/v1100000/999999999". |
|
372c785c04b6
commit https://github.com/vim/vim/commit/e1a61991d9b6fd5f65636d17583f93118268cda5
Christian Brabandt <cb@256bit.org>
parents:
7285
diff
changeset
|
7441 * Skip the directory check if the expansion fails. */ |
| 7 | 7442 expand_env((char_u *)tempdirs[i], itmp, TEMPNAMELEN - 20); |
|
7305
372c785c04b6
commit https://github.com/vim/vim/commit/e1a61991d9b6fd5f65636d17583f93118268cda5
Christian Brabandt <cb@256bit.org>
parents:
7285
diff
changeset
|
7443 if (itmp[0] != '$' && mch_isdir(itmp)) |
|
372c785c04b6
commit https://github.com/vim/vim/commit/e1a61991d9b6fd5f65636d17583f93118268cda5
Christian Brabandt <cb@256bit.org>
parents:
7285
diff
changeset
|
7444 { |
|
372c785c04b6
commit https://github.com/vim/vim/commit/e1a61991d9b6fd5f65636d17583f93118268cda5
Christian Brabandt <cb@256bit.org>
parents:
7285
diff
changeset
|
7445 /* directory exists */ |
|
9536
b2aada04d84e
commit https://github.com/vim/vim/commit/a06ecab7a5159e744448ace731036f0dc5f87dd4
Christian Brabandt <cb@256bit.org>
parents:
9509
diff
changeset
|
7446 add_pathsep(itmp); |
| 1997 | 7447 |
| 7448 # ifdef HAVE_MKDTEMP | |
|
9211
d2b9e454c73d
commit https://github.com/vim/vim/commit/35d88f4e2ff5dcd9904f04612d5febede996137c
Christian Brabandt <cb@256bit.org>
parents:
9068
diff
changeset
|
7449 { |
|
d2b9e454c73d
commit https://github.com/vim/vim/commit/35d88f4e2ff5dcd9904f04612d5febede996137c
Christian Brabandt <cb@256bit.org>
parents:
9068
diff
changeset
|
7450 # if defined(UNIX) || defined(VMS) |
|
d2b9e454c73d
commit https://github.com/vim/vim/commit/35d88f4e2ff5dcd9904f04612d5febede996137c
Christian Brabandt <cb@256bit.org>
parents:
9068
diff
changeset
|
7451 /* Make sure the umask doesn't remove the executable bit. |
|
d2b9e454c73d
commit https://github.com/vim/vim/commit/35d88f4e2ff5dcd9904f04612d5febede996137c
Christian Brabandt <cb@256bit.org>
parents:
9068
diff
changeset
|
7452 * "repl" has been reported to use "177". */ |
|
d2b9e454c73d
commit https://github.com/vim/vim/commit/35d88f4e2ff5dcd9904f04612d5febede996137c
Christian Brabandt <cb@256bit.org>
parents:
9068
diff
changeset
|
7453 mode_t umask_save = umask(077); |
|
d2b9e454c73d
commit https://github.com/vim/vim/commit/35d88f4e2ff5dcd9904f04612d5febede996137c
Christian Brabandt <cb@256bit.org>
parents:
9068
diff
changeset
|
7454 # endif |
|
d2b9e454c73d
commit https://github.com/vim/vim/commit/35d88f4e2ff5dcd9904f04612d5febede996137c
Christian Brabandt <cb@256bit.org>
parents:
9068
diff
changeset
|
7455 /* Leave room for filename */ |
|
d2b9e454c73d
commit https://github.com/vim/vim/commit/35d88f4e2ff5dcd9904f04612d5febede996137c
Christian Brabandt <cb@256bit.org>
parents:
9068
diff
changeset
|
7456 STRCAT(itmp, "vXXXXXX"); |
|
d2b9e454c73d
commit https://github.com/vim/vim/commit/35d88f4e2ff5dcd9904f04612d5febede996137c
Christian Brabandt <cb@256bit.org>
parents:
9068
diff
changeset
|
7457 if (mkdtemp((char *)itmp) != NULL) |
|
d2b9e454c73d
commit https://github.com/vim/vim/commit/35d88f4e2ff5dcd9904f04612d5febede996137c
Christian Brabandt <cb@256bit.org>
parents:
9068
diff
changeset
|
7458 vim_settempdir(itmp); |
|
d2b9e454c73d
commit https://github.com/vim/vim/commit/35d88f4e2ff5dcd9904f04612d5febede996137c
Christian Brabandt <cb@256bit.org>
parents:
9068
diff
changeset
|
7459 # if defined(UNIX) || defined(VMS) |
|
d2b9e454c73d
commit https://github.com/vim/vim/commit/35d88f4e2ff5dcd9904f04612d5febede996137c
Christian Brabandt <cb@256bit.org>
parents:
9068
diff
changeset
|
7460 (void)umask(umask_save); |
|
d2b9e454c73d
commit https://github.com/vim/vim/commit/35d88f4e2ff5dcd9904f04612d5febede996137c
Christian Brabandt <cb@256bit.org>
parents:
9068
diff
changeset
|
7461 # endif |
|
d2b9e454c73d
commit https://github.com/vim/vim/commit/35d88f4e2ff5dcd9904f04612d5febede996137c
Christian Brabandt <cb@256bit.org>
parents:
9068
diff
changeset
|
7462 } |
| 1997 | 7463 # else |
| 7 | 7464 /* Get an arbitrary number of up to 6 digits. When it's |
| 7465 * unlikely that it already exists it will be faster, | |
| 7466 * otherwise it doesn't matter. The use of mkdir() avoids any | |
| 7467 * security problems because of the predictable number. */ | |
| 7468 nr = (mch_get_pid() + (long)time(NULL)) % 1000000L; | |
|
2047
85da03763130
updated for version 7.2.333
Bram Moolenaar <bram@zimbu.org>
parents:
2028
diff
changeset
|
7469 itmplen = STRLEN(itmp); |
| 7 | 7470 |
| 7471 /* Try up to 10000 different values until we find a name that | |
| 7472 * doesn't exist. */ | |
| 7473 for (off = 0; off < 10000L; ++off) | |
| 7474 { | |
| 7475 int r; | |
| 1997 | 7476 # if defined(UNIX) || defined(VMS) |
| 7 | 7477 mode_t umask_save; |
| 1997 | 7478 # endif |
| 7479 | |
| 7480 sprintf((char *)itmp + itmplen, "v%ld", nr + off); | |
| 7481 # ifndef EEXIST | |
| 7 | 7482 /* If mkdir() does not set errno to EEXIST, check for |
| 7483 * existing file here. There is a race condition then, | |
| 7484 * although it's fail-safe. */ | |
| 7485 if (mch_stat((char *)itmp, &st) >= 0) | |
| 7486 continue; | |
| 1997 | 7487 # endif |
| 7488 # if defined(UNIX) || defined(VMS) | |
| 7 | 7489 /* Make sure the umask doesn't remove the executable bit. |
| 7490 * "repl" has been reported to use "177". */ | |
| 7491 umask_save = umask(077); | |
| 1997 | 7492 # endif |
| 7 | 7493 r = vim_mkdir(itmp, 0700); |
| 1997 | 7494 # if defined(UNIX) || defined(VMS) |
| 7 | 7495 (void)umask(umask_save); |
| 1997 | 7496 # endif |
| 7 | 7497 if (r == 0) |
| 7498 { | |
| 1997 | 7499 vim_settempdir(itmp); |
| 7 | 7500 break; |
| 7501 } | |
| 1997 | 7502 # ifdef EEXIST |
| 7 | 7503 /* If the mkdir() didn't fail because the file/dir exists, |
| 7504 * we probably can't create any dir here, try another | |
| 7505 * place. */ | |
| 7506 if (errno != EEXIST) | |
| 1997 | 7507 # endif |
| 7 | 7508 break; |
| 7509 } | |
| 1997 | 7510 # endif /* HAVE_MKDTEMP */ |
| 7 | 7511 if (vim_tempdir != NULL) |
| 7512 break; | |
| 7513 } | |
| 7514 } | |
| 7515 } | |
| 7516 | |
| 7517 if (vim_tempdir != NULL) | |
| 7518 { | |
| 7519 /* There is no need to check if the file exists, because we own the | |
| 7520 * directory and nobody else creates a file in it. */ | |
| 7521 sprintf((char *)itmp, "%s%ld", vim_tempdir, temp_count++); | |
| 7522 return vim_strsave(itmp); | |
| 7523 } | |
| 7524 | |
| 7525 return NULL; | |
| 7526 | |
| 7527 #else /* TEMPDIRNAMES */ | |
| 7528 | |
|
15868
7fad90423bd2
patch 8.1.0941: macros for MS-Windows are inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15840
diff
changeset
|
7529 # ifdef MSWIN |
|
15776
7f91de3f5e35
patch 8.1.0895: MS-Windows: dealing with temp name encoding not quite right
Bram Moolenaar <Bram@vim.org>
parents:
15750
diff
changeset
|
7530 WCHAR wszTempFile[_MAX_PATH + 1]; |
|
7f91de3f5e35
patch 8.1.0895: MS-Windows: dealing with temp name encoding not quite right
Bram Moolenaar <Bram@vim.org>
parents:
15750
diff
changeset
|
7531 WCHAR buf4[4]; |
| 7 | 7532 char_u *retval; |
| 7533 char_u *p; | |
| 7534 | |
|
15776
7f91de3f5e35
patch 8.1.0895: MS-Windows: dealing with temp name encoding not quite right
Bram Moolenaar <Bram@vim.org>
parents:
15750
diff
changeset
|
7535 wcscpy(itmp, L""); |
|
7f91de3f5e35
patch 8.1.0895: MS-Windows: dealing with temp name encoding not quite right
Bram Moolenaar <Bram@vim.org>
parents:
15750
diff
changeset
|
7536 if (GetTempPathW(_MAX_PATH, wszTempFile) == 0) |
|
7f91de3f5e35
patch 8.1.0895: MS-Windows: dealing with temp name encoding not quite right
Bram Moolenaar <Bram@vim.org>
parents:
15750
diff
changeset
|
7537 { |
|
7f91de3f5e35
patch 8.1.0895: MS-Windows: dealing with temp name encoding not quite right
Bram Moolenaar <Bram@vim.org>
parents:
15750
diff
changeset
|
7538 wszTempFile[0] = L'.'; // GetTempPathW() failed, use current dir |
|
7f91de3f5e35
patch 8.1.0895: MS-Windows: dealing with temp name encoding not quite right
Bram Moolenaar <Bram@vim.org>
parents:
15750
diff
changeset
|
7539 wszTempFile[1] = NUL; |
|
7f91de3f5e35
patch 8.1.0895: MS-Windows: dealing with temp name encoding not quite right
Bram Moolenaar <Bram@vim.org>
parents:
15750
diff
changeset
|
7540 } |
|
7f91de3f5e35
patch 8.1.0895: MS-Windows: dealing with temp name encoding not quite right
Bram Moolenaar <Bram@vim.org>
parents:
15750
diff
changeset
|
7541 wcscpy(buf4, L"VIM"); |
| 7 | 7542 buf4[2] = extra_char; /* make it "VIa", "VIb", etc. */ |
|
15776
7f91de3f5e35
patch 8.1.0895: MS-Windows: dealing with temp name encoding not quite right
Bram Moolenaar <Bram@vim.org>
parents:
15750
diff
changeset
|
7543 if (GetTempFileNameW(wszTempFile, buf4, 0, itmp) == 0) |
| 7 | 7544 return NULL; |
| 6721 | 7545 if (!keep) |
|
15776
7f91de3f5e35
patch 8.1.0895: MS-Windows: dealing with temp name encoding not quite right
Bram Moolenaar <Bram@vim.org>
parents:
15750
diff
changeset
|
7546 // GetTempFileName() will create the file, we don't want that |
|
7f91de3f5e35
patch 8.1.0895: MS-Windows: dealing with temp name encoding not quite right
Bram Moolenaar <Bram@vim.org>
parents:
15750
diff
changeset
|
7547 (void)DeleteFileW(itmp); |
|
7f91de3f5e35
patch 8.1.0895: MS-Windows: dealing with temp name encoding not quite right
Bram Moolenaar <Bram@vim.org>
parents:
15750
diff
changeset
|
7548 |
|
7f91de3f5e35
patch 8.1.0895: MS-Windows: dealing with temp name encoding not quite right
Bram Moolenaar <Bram@vim.org>
parents:
15750
diff
changeset
|
7549 // Backslashes in a temp file name cause problems when filtering with |
|
7f91de3f5e35
patch 8.1.0895: MS-Windows: dealing with temp name encoding not quite right
Bram Moolenaar <Bram@vim.org>
parents:
15750
diff
changeset
|
7550 // "sh". NOTE: This also checks 'shellcmdflag' to help those people who |
|
7f91de3f5e35
patch 8.1.0895: MS-Windows: dealing with temp name encoding not quite right
Bram Moolenaar <Bram@vim.org>
parents:
15750
diff
changeset
|
7551 // didn't set 'shellslash'. |
|
7f91de3f5e35
patch 8.1.0895: MS-Windows: dealing with temp name encoding not quite right
Bram Moolenaar <Bram@vim.org>
parents:
15750
diff
changeset
|
7552 retval = utf16_to_enc(itmp, NULL); |
| 7 | 7553 if (*p_shcf == '-' || p_ssl) |
| 7554 for (p = retval; *p; ++p) | |
| 7555 if (*p == '\\') | |
| 7556 *p = '/'; | |
| 7557 return retval; | |
| 7558 | |
|
15868
7fad90423bd2
patch 8.1.0941: macros for MS-Windows are inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15840
diff
changeset
|
7559 # else // MSWIN |
| 7 | 7560 |
| 7561 # ifdef USE_TMPNAM | |
| 2697 | 7562 char_u *p; |
| 7563 | |
| 7 | 7564 /* tmpnam() will make its own name */ |
| 2697 | 7565 p = tmpnam((char *)itmp); |
| 7566 if (p == NULL || *p == NUL) | |
| 7 | 7567 return NULL; |
| 7568 # else | |
| 7569 char_u *p; | |
| 7570 | |
| 7571 # ifdef VMS_TEMPNAM | |
| 7572 /* mktemp() is not working on VMS. It seems to be | |
| 7573 * a do-nothing function. Therefore we use tempnam(). | |
| 7574 */ | |
| 7575 sprintf((char *)itmp, "VIM%c", extra_char); | |
| 7576 p = (char_u *)tempnam("tmp:", (char *)itmp); | |
| 7577 if (p != NULL) | |
| 7578 { | |
| 5704 | 7579 /* VMS will use '.LIS' if we don't explicitly specify an extension, |
| 7 | 7580 * and VIM will then be unable to find the file later */ |
| 7581 STRCPY(itmp, p); | |
| 7582 STRCAT(itmp, ".txt"); | |
| 7583 free(p); | |
| 7584 } | |
| 7585 else | |
| 7586 return NULL; | |
| 7587 # else | |
| 7588 STRCPY(itmp, TEMPNAME); | |
| 7589 if ((p = vim_strchr(itmp, '?')) != NULL) | |
| 7590 *p = extra_char; | |
| 7591 if (mktemp((char *)itmp) == NULL) | |
| 7592 return NULL; | |
| 7593 # endif | |
| 7594 # endif | |
| 7595 | |
| 7596 return vim_strsave(itmp); | |
|
15868
7fad90423bd2
patch 8.1.0941: macros for MS-Windows are inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15840
diff
changeset
|
7597 # endif // MSWIN |
| 7 | 7598 #endif /* TEMPDIRNAMES */ |
| 7599 } | |
| 7600 | |
| 7601 #if defined(BACKSLASH_IN_FILENAME) || defined(PROTO) | |
| 7602 /* | |
|
7170
beb67ef38f88
commit https://github.com/vim/vim/commit/b4f6a46b01ed00b642a2271e9d1559e51ab0f2c4
Christian Brabandt <cb@256bit.org>
parents:
7005
diff
changeset
|
7603 * Convert all backslashes in fname to forward slashes in-place, unless when |
|
beb67ef38f88
commit https://github.com/vim/vim/commit/b4f6a46b01ed00b642a2271e9d1559e51ab0f2c4
Christian Brabandt <cb@256bit.org>
parents:
7005
diff
changeset
|
7604 * it looks like a URL. |
| 7 | 7605 */ |
| 7606 void | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
7607 forward_slash(char_u *fname) |
| 7 | 7608 { |
| 7609 char_u *p; | |
| 7610 | |
|
7170
beb67ef38f88
commit https://github.com/vim/vim/commit/b4f6a46b01ed00b642a2271e9d1559e51ab0f2c4
Christian Brabandt <cb@256bit.org>
parents:
7005
diff
changeset
|
7611 if (path_with_url(fname)) |
|
beb67ef38f88
commit https://github.com/vim/vim/commit/b4f6a46b01ed00b642a2271e9d1559e51ab0f2c4
Christian Brabandt <cb@256bit.org>
parents:
7005
diff
changeset
|
7612 return; |
| 7 | 7613 for (p = fname; *p != NUL; ++p) |
| 7614 /* The Big5 encoding can have '\' in the trail byte. */ | |
| 474 | 7615 if (enc_dbcs != 0 && (*mb_ptr2len)(p) > 1) |
| 7 | 7616 ++p; |
|
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
7617 else if (*p == '\\') |
| 7 | 7618 *p = '/'; |
| 7619 } | |
| 7620 #endif | |
| 7621 | |
| 7622 /* | |
| 153 | 7623 * Try matching a filename with a "pattern" ("prog" is NULL), or use the |
| 7624 * precompiled regprog "prog" ("pattern" is NULL). That avoids calling | |
| 7625 * vim_regcomp() often. | |
| 7 | 7626 * Used for autocommands and 'wildignore'. |
| 7627 * Returns TRUE if there is a match, FALSE otherwise. | |
| 7628 */ | |
|
15634
746b95fd25ad
patch 8.1.0825: code for autocommands is mixed with file I/O code
Bram Moolenaar <Bram@vim.org>
parents:
15607
diff
changeset
|
7629 int |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
7630 match_file_pat( |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
7631 char_u *pattern, /* pattern to match with */ |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
7632 regprog_T **prog, /* pre-compiled regprog or NULL */ |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
7633 char_u *fname, /* full path of file name */ |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
7634 char_u *sfname, /* short file name or NULL */ |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
7635 char_u *tail, /* tail of path */ |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
7636 int allow_dirs) /* allow matching with dir */ |
| 7 | 7637 { |
| 7638 regmatch_T regmatch; | |
| 7639 int result = FALSE; | |
| 7640 | |
| 4242 | 7641 regmatch.rm_ic = p_fic; /* ignore case if 'fileignorecase' is set */ |
| 6470 | 7642 if (prog != NULL) |
| 7643 regmatch.regprog = *prog; | |
| 7 | 7644 else |
| 6470 | 7645 regmatch.regprog = vim_regcomp(pattern, RE_MAGIC); |
| 7 | 7646 |
| 7647 /* | |
| 7648 * Try for a match with the pattern with: | |
| 7649 * 1. the full file name, when the pattern has a '/'. | |
| 7650 * 2. the short file name, when the pattern has a '/'. | |
| 7651 * 3. the tail of the file name, when the pattern has no '/'. | |
| 7652 */ | |
| 6470 | 7653 if (regmatch.regprog != NULL |
| 7 | 7654 && ((allow_dirs |
| 7655 && (vim_regexec(®match, fname, (colnr_T)0) | |
| 7656 || (sfname != NULL | |
| 7657 && vim_regexec(®match, sfname, (colnr_T)0)))) | |
| 6470 | 7658 || (!allow_dirs && vim_regexec(®match, tail, (colnr_T)0)))) |
| 7 | 7659 result = TRUE; |
| 7660 | |
| 6375 | 7661 if (prog != NULL) |
| 7662 *prog = regmatch.regprog; | |
| 7663 else | |
|
4805
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4354
diff
changeset
|
7664 vim_regfree(regmatch.regprog); |
| 7 | 7665 return result; |
| 7666 } | |
| 7667 | |
| 7668 #if defined(FEAT_WILDIGN) || defined(PROTO) | |
| 7669 /* | |
| 7670 * Return TRUE if a file matches with a pattern in "list". | |
| 7671 * "list" is a comma-separated list of patterns, like 'wildignore'. | |
| 7672 * "sfname" is the short file name or NULL, "ffname" the long file name. | |
| 7673 */ | |
| 7674 int | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
7675 match_file_list(char_u *list, char_u *sfname, char_u *ffname) |
| 7 | 7676 { |
| 7677 char_u buf[100]; | |
| 7678 char_u *tail; | |
| 7679 char_u *regpat; | |
| 7680 char allow_dirs; | |
| 7681 int match; | |
| 7682 char_u *p; | |
| 7683 | |
| 7684 tail = gettail(sfname); | |
| 7685 | |
| 7686 /* try all patterns in 'wildignore' */ | |
| 7687 p = list; | |
| 7688 while (*p) | |
| 7689 { | |
| 7690 copy_option_part(&p, buf, 100, ","); | |
| 7691 regpat = file_pat_to_reg_pat(buf, NULL, &allow_dirs, FALSE); | |
| 7692 if (regpat == NULL) | |
| 7693 break; | |
| 153 | 7694 match = match_file_pat(regpat, NULL, ffname, sfname, |
| 7695 tail, (int)allow_dirs); | |
| 7 | 7696 vim_free(regpat); |
| 7697 if (match) | |
| 7698 return TRUE; | |
| 7699 } | |
| 7700 return FALSE; | |
| 7701 } | |
| 7702 #endif | |
| 7703 | |
| 7704 /* | |
| 7705 * Convert the given pattern "pat" which has shell style wildcards in it, into | |
| 7706 * a regular expression, and return the result in allocated memory. If there | |
| 7707 * is a directory path separator to be matched, then TRUE is put in | |
| 7708 * allow_dirs, otherwise FALSE is put there -- webb. | |
| 7709 * Handle backslashes before special characters, like "\*" and "\ ". | |
| 7710 * | |
| 7711 * Returns NULL when out of memory. | |
| 7712 */ | |
| 7713 char_u * | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
7714 file_pat_to_reg_pat( |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
7715 char_u *pat, |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
7716 char_u *pat_end, /* first char after pattern or NULL */ |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
7717 char *allow_dirs, /* Result passed back out in here */ |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
7718 int no_bslash UNUSED) /* Don't use a backward slash as pathsep */ |
| 7 | 7719 { |
| 6470 | 7720 int size = 2; /* '^' at start, '$' at end */ |
| 7 | 7721 char_u *endp; |
| 7722 char_u *reg_pat; | |
| 7723 char_u *p; | |
| 7724 int i; | |
| 7725 int nested = 0; | |
| 7726 int add_dollar = TRUE; | |
| 7727 | |
| 7728 if (allow_dirs != NULL) | |
| 7729 *allow_dirs = FALSE; | |
| 7730 if (pat_end == NULL) | |
| 7731 pat_end = pat + STRLEN(pat); | |
| 7732 | |
| 7733 for (p = pat; p < pat_end; p++) | |
| 7734 { | |
| 7735 switch (*p) | |
| 7736 { | |
| 7737 case '*': | |
| 7738 case '.': | |
| 7739 case ',': | |
| 7740 case '{': | |
| 7741 case '}': | |
| 7742 case '~': | |
| 7743 size += 2; /* extra backslash */ | |
| 7744 break; | |
| 7745 #ifdef BACKSLASH_IN_FILENAME | |
| 7746 case '\\': | |
| 7747 case '/': | |
| 7748 size += 4; /* could become "[\/]" */ | |
| 7749 break; | |
| 7750 #endif | |
| 7751 default: | |
| 7752 size++; | |
| 474 | 7753 if (enc_dbcs != 0 && (*mb_ptr2len)(p) > 1) |
| 7 | 7754 { |
| 7755 ++p; | |
| 7756 ++size; | |
| 7757 } | |
| 7758 break; | |
| 7759 } | |
| 7760 } | |
| 7761 reg_pat = alloc(size + 1); | |
| 7762 if (reg_pat == NULL) | |
| 7763 return NULL; | |
| 7764 | |
| 7765 i = 0; | |
| 7766 | |
| 7767 if (pat[0] == '*') | |
| 7768 while (pat[0] == '*' && pat < pat_end - 1) | |
| 7769 pat++; | |
| 7770 else | |
| 7771 reg_pat[i++] = '^'; | |
| 7772 endp = pat_end - 1; | |
| 7005 | 7773 if (endp >= pat && *endp == '*') |
| 7 | 7774 { |
| 7775 while (endp - pat > 0 && *endp == '*') | |
| 7776 endp--; | |
| 7777 add_dollar = FALSE; | |
| 7778 } | |
| 7779 for (p = pat; *p && nested >= 0 && p <= endp; p++) | |
| 7780 { | |
| 7781 switch (*p) | |
| 7782 { | |
| 7783 case '*': | |
| 7784 reg_pat[i++] = '.'; | |
| 7785 reg_pat[i++] = '*'; | |
| 444 | 7786 while (p[1] == '*') /* "**" matches like "*" */ |
| 7787 ++p; | |
| 7 | 7788 break; |
| 7789 case '.': | |
| 7790 case '~': | |
| 7791 reg_pat[i++] = '\\'; | |
| 7792 reg_pat[i++] = *p; | |
| 7793 break; | |
| 7794 case '?': | |
| 7795 reg_pat[i++] = '.'; | |
| 7796 break; | |
| 7797 case '\\': | |
| 7798 if (p[1] == NUL) | |
| 7799 break; | |
| 7800 #ifdef BACKSLASH_IN_FILENAME | |
| 7801 if (!no_bslash) | |
| 7802 { | |
| 7803 /* translate: | |
| 7804 * "\x" to "\\x" e.g., "dir\file" | |
| 7805 * "\*" to "\\.*" e.g., "dir\*.c" | |
| 7806 * "\?" to "\\." e.g., "dir\??.c" | |
| 7807 * "\+" to "\+" e.g., "fileX\+.c" | |
| 7808 */ | |
| 7809 if ((vim_isfilec(p[1]) || p[1] == '*' || p[1] == '?') | |
| 7810 && p[1] != '+') | |
| 7811 { | |
| 7812 reg_pat[i++] = '['; | |
| 7813 reg_pat[i++] = '\\'; | |
| 7814 reg_pat[i++] = '/'; | |
| 7815 reg_pat[i++] = ']'; | |
| 7816 if (allow_dirs != NULL) | |
| 7817 *allow_dirs = TRUE; | |
| 7818 break; | |
| 7819 } | |
| 7820 } | |
| 7821 #endif | |
|
2243
03a5f2897db3
Fix completion of file names with '%' and '*'.
Bram Moolenaar <bram@vim.org>
parents:
2241
diff
changeset
|
7822 /* Undo escaping from ExpandEscape(): |
|
03a5f2897db3
Fix completion of file names with '%' and '*'.
Bram Moolenaar <bram@vim.org>
parents:
2241
diff
changeset
|
7823 * foo\?bar -> foo?bar |
|
03a5f2897db3
Fix completion of file names with '%' and '*'.
Bram Moolenaar <bram@vim.org>
parents:
2241
diff
changeset
|
7824 * foo\%bar -> foo%bar |
|
03a5f2897db3
Fix completion of file names with '%' and '*'.
Bram Moolenaar <bram@vim.org>
parents:
2241
diff
changeset
|
7825 * foo\,bar -> foo,bar |
|
03a5f2897db3
Fix completion of file names with '%' and '*'.
Bram Moolenaar <bram@vim.org>
parents:
2241
diff
changeset
|
7826 * foo\ bar -> foo bar |
|
03a5f2897db3
Fix completion of file names with '%' and '*'.
Bram Moolenaar <bram@vim.org>
parents:
2241
diff
changeset
|
7827 * Don't unescape \, * and others that are also special in a |
|
5104
93cccad6a26b
updated for version 7.3.1295
Bram Moolenaar <bram@vim.org>
parents:
5008
diff
changeset
|
7828 * regexp. |
|
93cccad6a26b
updated for version 7.3.1295
Bram Moolenaar <bram@vim.org>
parents:
5008
diff
changeset
|
7829 * An escaped { must be unescaped since we use magic not |
|
5259
6b7ab6a4f31a
updated for version 7.4b.006
Bram Moolenaar <bram@vim.org>
parents:
5231
diff
changeset
|
7830 * verymagic. Use "\\\{n,m\}"" to get "\{n,m}". |
|
5104
93cccad6a26b
updated for version 7.3.1295
Bram Moolenaar <bram@vim.org>
parents:
5008
diff
changeset
|
7831 */ |
| 7 | 7832 if (*++p == '?' |
| 7833 #ifdef BACKSLASH_IN_FILENAME | |
| 7834 && no_bslash | |
| 7835 #endif | |
| 7836 ) | |
| 7837 reg_pat[i++] = '?'; | |
| 7838 else | |
|
5104
93cccad6a26b
updated for version 7.3.1295
Bram Moolenaar <bram@vim.org>
parents:
5008
diff
changeset
|
7839 if (*p == ',' || *p == '%' || *p == '#' |
| 6999 | 7840 || vim_isspace(*p) || *p == '{' || *p == '}') |
|
2243
03a5f2897db3
Fix completion of file names with '%' and '*'.
Bram Moolenaar <bram@vim.org>
parents:
2241
diff
changeset
|
7841 reg_pat[i++] = *p; |
|
5259
6b7ab6a4f31a
updated for version 7.4b.006
Bram Moolenaar <bram@vim.org>
parents:
5231
diff
changeset
|
7842 else if (*p == '\\' && p[1] == '\\' && p[2] == '{') |
|
6b7ab6a4f31a
updated for version 7.4b.006
Bram Moolenaar <bram@vim.org>
parents:
5231
diff
changeset
|
7843 { |
|
6b7ab6a4f31a
updated for version 7.4b.006
Bram Moolenaar <bram@vim.org>
parents:
5231
diff
changeset
|
7844 reg_pat[i++] = '\\'; |
|
6b7ab6a4f31a
updated for version 7.4b.006
Bram Moolenaar <bram@vim.org>
parents:
5231
diff
changeset
|
7845 reg_pat[i++] = '{'; |
|
6b7ab6a4f31a
updated for version 7.4b.006
Bram Moolenaar <bram@vim.org>
parents:
5231
diff
changeset
|
7846 p += 2; |
|
6b7ab6a4f31a
updated for version 7.4b.006
Bram Moolenaar <bram@vim.org>
parents:
5231
diff
changeset
|
7847 } |
| 7 | 7848 else |
| 7849 { | |
| 7850 if (allow_dirs != NULL && vim_ispathsep(*p) | |
| 7851 #ifdef BACKSLASH_IN_FILENAME | |
| 7852 && (!no_bslash || *p != '\\') | |
| 7853 #endif | |
| 7854 ) | |
| 7855 *allow_dirs = TRUE; | |
| 7856 reg_pat[i++] = '\\'; | |
| 7857 reg_pat[i++] = *p; | |
| 7858 } | |
| 7859 break; | |
| 7860 #ifdef BACKSLASH_IN_FILENAME | |
| 7861 case '/': | |
| 7862 reg_pat[i++] = '['; | |
| 7863 reg_pat[i++] = '\\'; | |
| 7864 reg_pat[i++] = '/'; | |
| 7865 reg_pat[i++] = ']'; | |
| 7866 if (allow_dirs != NULL) | |
| 7867 *allow_dirs = TRUE; | |
| 7868 break; | |
| 7869 #endif | |
| 7870 case '{': | |
| 7871 reg_pat[i++] = '\\'; | |
| 7872 reg_pat[i++] = '('; | |
| 7873 nested++; | |
| 7874 break; | |
| 7875 case '}': | |
| 7876 reg_pat[i++] = '\\'; | |
| 7877 reg_pat[i++] = ')'; | |
| 7878 --nested; | |
| 7879 break; | |
| 7880 case ',': | |
| 7881 if (nested) | |
| 7882 { | |
| 7883 reg_pat[i++] = '\\'; | |
| 7884 reg_pat[i++] = '|'; | |
| 7885 } | |
| 7886 else | |
| 7887 reg_pat[i++] = ','; | |
| 7888 break; | |
| 7889 default: | |
| 474 | 7890 if (enc_dbcs != 0 && (*mb_ptr2len)(p) > 1) |
| 7 | 7891 reg_pat[i++] = *p++; |
|
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
7892 else if (allow_dirs != NULL && vim_ispathsep(*p)) |
| 7 | 7893 *allow_dirs = TRUE; |
| 7894 reg_pat[i++] = *p; | |
| 7895 break; | |
| 7896 } | |
| 7897 } | |
| 7898 if (add_dollar) | |
| 7899 reg_pat[i++] = '$'; | |
| 7900 reg_pat[i] = NUL; | |
| 7901 if (nested != 0) | |
| 7902 { | |
| 7903 if (nested < 0) | |
|
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15442
diff
changeset
|
7904 emsg(_("E219: Missing {.")); |
| 7 | 7905 else |
|
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15442
diff
changeset
|
7906 emsg(_("E220: Missing }.")); |
|
13244
ac42c4b11dbc
patch 8.0.1496: clearing a pointer takes two lines
Christian Brabandt <cb@256bit.org>
parents:
13240
diff
changeset
|
7907 VIM_CLEAR(reg_pat); |
| 7 | 7908 } |
| 7909 return reg_pat; | |
| 7910 } | |
| 2664 | 7911 |
| 7912 #if defined(EINTR) || defined(PROTO) | |
| 7913 /* | |
| 7914 * Version of read() that retries when interrupted by EINTR (possibly | |
| 7915 * by a SIGWINCH). | |
| 7916 */ | |
| 7917 long | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
7918 read_eintr(int fd, void *buf, size_t bufsize) |
| 2664 | 7919 { |
| 7920 long ret; | |
| 7921 | |
| 7922 for (;;) | |
| 7923 { | |
| 7924 ret = vim_read(fd, buf, bufsize); | |
| 7925 if (ret >= 0 || errno != EINTR) | |
| 7926 break; | |
| 7927 } | |
| 7928 return ret; | |
| 7929 } | |
| 7930 | |
| 7931 /* | |
| 7932 * Version of write() that retries when interrupted by EINTR (possibly | |
| 7933 * by a SIGWINCH). | |
| 7934 */ | |
| 7935 long | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
7936 write_eintr(int fd, void *buf, size_t bufsize) |
| 2664 | 7937 { |
| 7938 long ret = 0; | |
| 7939 long wlen; | |
| 7940 | |
| 7941 /* Repeat the write() so long it didn't fail, other than being interrupted | |
| 7942 * by a signal. */ | |
| 7943 while (ret < (long)bufsize) | |
| 7944 { | |
| 2666 | 7945 wlen = vim_write(fd, (char *)buf + ret, bufsize - ret); |
| 2664 | 7946 if (wlen < 0) |
| 7947 { | |
| 7948 if (errno != EINTR) | |
| 7949 break; | |
| 7950 } | |
| 7951 else | |
| 7952 ret += wlen; | |
| 7953 } | |
| 7954 return ret; | |
| 7955 } | |
| 7956 #endif |