Mercurial > vim
annotate src/fileio.c @ 15753:14581b56bb87
Added tag v8.1.0883 for changeset bd442b02c9e5aade2180796268146365862ee9a2
| author | Bram Moolenaar <Bram@vim.org> |
|---|---|
| date | Fri, 08 Feb 2019 17:00:08 +0100 |
| parents | ece3be0e03b6 |
| children | 7f91de3f5e35 |
| 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); |
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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_VIMINFO | |
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35 static void check_marks_read(void); |
| 7 | 36 #endif |
| 37 #ifdef FEAT_CRYPT | |
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38 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 | 39 #endif |
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40 static int set_rw_fname(char_u *fname, char_u *sfname); |
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41 static int msg_add_fileformat(int eol_type); |
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42 static void msg_add_eol(void); |
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43 static int check_mtime(buf_T *buf, stat_T *s); |
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44 static int time_differs(long t1, long t2); |
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45 |
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46 #define HAS_BW_FLAGS |
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47 #define FIO_LATIN1 0x01 /* convert Latin1 */ |
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48 #define FIO_UTF8 0x02 /* convert UTF-8 */ |
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49 #define FIO_UCS2 0x04 /* convert UCS-2 */ |
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50 #define FIO_UCS4 0x08 /* convert UCS-4 */ |
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51 #define FIO_UTF16 0x10 /* convert UTF-16 */ |
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52 #ifdef WIN3264 |
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53 # define FIO_CODEPAGE 0x20 /* convert MS-Windows codepage */ |
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54 # define FIO_PUT_CP(x) (((x) & 0xffff) << 16) /* put codepage in top word */ |
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55 # define FIO_GET_CP(x) (((x)>>16) & 0xffff) /* get codepage from top word */ |
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56 #endif |
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57 #ifdef MACOS_CONVERT |
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58 # define FIO_MACROMAN 0x20 /* convert MacRoman */ |
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59 #endif |
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60 #define FIO_ENDIAN_L 0x80 /* little endian */ |
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61 #define FIO_ENCRYPTED 0x1000 /* encrypt written bytes */ |
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62 #define FIO_NOCONVERT 0x2000 /* skip encoding conversion */ |
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63 #define FIO_UCSBOM 0x4000 /* check for BOM at start of file */ |
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64 #define FIO_ALL -1 /* allow all formats */ |
| 7 | 65 |
| 66 /* When converting, a read() or write() may leave some bytes to be converted | |
| 67 * for the next call. The value is guessed... */ | |
| 68 #define CONV_RESTLEN 30 | |
| 69 | |
| 70 /* We have to guess how much a sequence of bytes may expand when converting | |
| 71 * with iconv() to be able to allocate a buffer. */ | |
| 72 #define ICONV_MULT 8 | |
| 73 | |
| 74 /* | |
| 75 * Structure to pass arguments from buf_write() to buf_write_bytes(). | |
| 76 */ | |
| 77 struct bw_info | |
| 78 { | |
| 79 int bw_fd; /* file descriptor */ | |
| 80 char_u *bw_buf; /* buffer with data to be written */ | |
| 1411 | 81 int bw_len; /* length of data */ |
| 7 | 82 #ifdef HAS_BW_FLAGS |
| 83 int bw_flags; /* FIO_ flags */ | |
| 84 #endif | |
| 6122 | 85 #ifdef FEAT_CRYPT |
| 86 buf_T *bw_buffer; /* buffer being written */ | |
| 87 #endif | |
| 7 | 88 char_u bw_rest[CONV_RESTLEN]; /* not converted bytes */ |
| 89 int bw_restlen; /* nr of bytes in bw_rest[] */ | |
| 90 int bw_first; /* first write call */ | |
| 91 char_u *bw_conv_buf; /* buffer for writing converted chars */ | |
| 92 int bw_conv_buflen; /* size of bw_conv_buf */ | |
| 93 int bw_conv_error; /* set for conversion error */ | |
| 1947 | 94 linenr_T bw_conv_error_lnum; /* first line with error or zero */ |
| 95 linenr_T bw_start_lnum; /* line number at start of buffer */ | |
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96 #ifdef USE_ICONV |
| 7 | 97 iconv_t bw_iconv_fd; /* descriptor for iconv() or -1 */ |
| 98 #endif | |
| 99 }; | |
| 100 | |
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101 static int buf_write_bytes(struct bw_info *ip); |
| 7 | 102 |
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103 static linenr_T readfile_linenr(linenr_T linecnt, char_u *p, char_u *endp); |
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104 static int ucs2bytes(unsigned c, char_u **pp, int flags); |
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105 static int need_conversion(char_u *fenc); |
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106 static int get_fio_flags(char_u *ptr); |
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107 static char_u *check_for_bom(char_u *p, long size, int *lenp, int flags); |
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108 static int make_bom(char_u *buf, char_u *name); |
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109 #ifdef WIN3264 |
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110 static int get_win_fio_flags(char_u *ptr); |
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111 #endif |
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112 #ifdef MACOS_CONVERT |
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113 static int get_mac_fio_flags(char_u *ptr); |
| 7 | 114 #endif |
| 1834 | 115 static char *e_auchangedbuf = N_("E812: Autocommands changed buffer or buffer name"); |
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116 |
| 7 | 117 void |
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118 filemess( |
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119 buf_T *buf, |
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120 char_u *name, |
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121 char_u *s, |
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122 int attr) |
| 7 | 123 { |
| 124 int msg_scroll_save; | |
| 125 | |
| 126 if (msg_silent != 0) | |
| 127 return; | |
| 128 msg_add_fname(buf, name); /* put file name in IObuff with quotes */ | |
| 129 /* If it's extremely long, truncate it. */ | |
| 130 if (STRLEN(IObuff) > IOSIZE - 80) | |
| 131 IObuff[IOSIZE - 80] = NUL; | |
| 132 STRCAT(IObuff, s); | |
| 133 /* | |
| 134 * For the first message may have to start a new line. | |
| 135 * For further ones overwrite the previous one, reset msg_scroll before | |
| 136 * calling filemess(). | |
| 137 */ | |
| 138 msg_scroll_save = msg_scroll; | |
| 139 if (shortmess(SHM_OVERALL) && !exiting && p_verbose == 0) | |
| 140 msg_scroll = FALSE; | |
| 141 if (!msg_scroll) /* wait a bit when overwriting an error msg */ | |
| 142 check_for_delay(FALSE); | |
| 143 msg_start(); | |
| 144 msg_scroll = msg_scroll_save; | |
| 145 msg_scrolled_ign = TRUE; | |
| 146 /* may truncate the message to avoid a hit-return prompt */ | |
| 147 msg_outtrans_attr(msg_may_trunc(FALSE, IObuff), attr); | |
| 148 msg_clr_eos(); | |
| 149 out_flush(); | |
| 150 msg_scrolled_ign = FALSE; | |
| 151 } | |
| 152 | |
| 153 /* | |
| 154 * Read lines from file "fname" into the buffer after line "from". | |
| 155 * | |
| 156 * 1. We allocate blocks with lalloc, as big as possible. | |
| 157 * 2. Each block is filled with characters from the file with a single read(). | |
| 158 * 3. The lines are inserted in the buffer with ml_append(). | |
| 159 * | |
| 160 * (caller must check that fname != NULL, unless READ_STDIN is used) | |
| 161 * | |
| 162 * "lines_to_skip" is the number of lines that must be skipped | |
| 163 * "lines_to_read" is the number of lines that are appended | |
| 164 * When not recovering lines_to_skip is 0 and lines_to_read MAXLNUM. | |
| 165 * | |
| 166 * flags: | |
| 167 * READ_NEW starting to edit a new buffer | |
| 168 * READ_FILTER reading filter output | |
| 169 * READ_STDIN read from stdin instead of a file | |
| 170 * READ_BUFFER read from curbuf instead of a file (converting after reading | |
| 171 * stdin) | |
| 172 * READ_DUMMY read into a dummy buffer (to check if file contents changed) | |
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173 * READ_KEEP_UNDO don't clear undo info or read it from a file |
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174 * READ_FIFO read from fifo/socket instead of a file |
| 7 | 175 * |
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176 * return FAIL for failure, NOTDONE for directory (failure), or OK |
| 7 | 177 */ |
| 178 int | |
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179 readfile( |
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180 char_u *fname, |
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181 char_u *sfname, |
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182 linenr_T from, |
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183 linenr_T lines_to_skip, |
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184 linenr_T lines_to_read, |
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185 exarg_T *eap, /* can be NULL! */ |
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186 int flags) |
| 7 | 187 { |
| 188 int fd = 0; | |
| 189 int newfile = (flags & READ_NEW); | |
| 190 int check_readonly; | |
| 191 int filtering = (flags & READ_FILTER); | |
| 192 int read_stdin = (flags & READ_STDIN); | |
| 193 int read_buffer = (flags & READ_BUFFER); | |
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194 int read_fifo = (flags & READ_FIFO); |
| 1486 | 195 int set_options = newfile || read_buffer |
| 196 || (eap != NULL && eap->read_edit); | |
| 7 | 197 linenr_T read_buf_lnum = 1; /* next line to read from curbuf */ |
| 198 colnr_T read_buf_col = 0; /* next char to read from this line */ | |
| 199 char_u c; | |
| 200 linenr_T lnum = from; | |
| 201 char_u *ptr = NULL; /* pointer into read buffer */ | |
| 202 char_u *buffer = NULL; /* read buffer */ | |
| 203 char_u *new_buffer = NULL; /* init to shut up gcc */ | |
| 204 char_u *line_start = NULL; /* init to shut up gcc */ | |
| 205 int wasempty; /* buffer was empty before reading */ | |
| 206 colnr_T len; | |
| 207 long size = 0; | |
| 208 char_u *p; | |
|
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209 off_T filesize = 0; |
| 7 | 210 int skip_read = FALSE; |
| 211 #ifdef FEAT_CRYPT | |
| 212 char_u *cryptkey = NULL; | |
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213 int did_ask_for_key = FALSE; |
| 7 | 214 #endif |
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215 #ifdef FEAT_PERSISTENT_UNDO |
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216 context_sha256_T sha_ctx; |
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217 int read_undo_file = FALSE; |
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218 #endif |
| 7 | 219 int split = 0; /* number of split lines */ |
| 220 #define UNKNOWN 0x0fffffff /* file size is unknown */ | |
| 221 linenr_T linecnt; | |
| 222 int error = FALSE; /* errors encountered */ | |
| 223 int ff_error = EOL_UNKNOWN; /* file format with errors */ | |
| 224 long linerest = 0; /* remaining chars in line */ | |
| 225 #ifdef UNIX | |
| 226 int perm = 0; | |
| 227 int swap_mode = -1; /* protection bits for swap file */ | |
| 228 #else | |
| 229 int perm; | |
| 230 #endif | |
| 231 int fileformat = 0; /* end-of-line format */ | |
| 232 int keep_fileformat = FALSE; | |
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233 stat_T st; |
| 7 | 234 int file_readonly; |
| 235 linenr_T skip_count = 0; | |
| 236 linenr_T read_count = 0; | |
| 237 int msg_save = msg_scroll; | |
| 238 linenr_T read_no_eol_lnum = 0; /* non-zero lnum when last line of | |
| 239 * last read was missing the eol */ | |
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240 int try_mac; |
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241 int try_dos; |
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242 int try_unix; |
| 7 | 243 int file_rewind = FALSE; |
| 244 int can_retry; | |
| 595 | 245 linenr_T conv_error = 0; /* line nr with conversion error */ |
| 246 linenr_T illegal_byte = 0; /* line nr with illegal byte */ | |
| 7 | 247 int keep_dest_enc = FALSE; /* don't retry when char doesn't fit |
| 248 in destination encoding */ | |
| 595 | 249 int bad_char_behavior = BAD_REPLACE; |
| 250 /* BAD_KEEP, BAD_DROP or character to | |
| 251 * replace with */ | |
| 7 | 252 char_u *tmpname = NULL; /* name of 'charconvert' output file */ |
| 253 int fio_flags = 0; | |
| 254 char_u *fenc; /* fileencoding to use */ | |
| 255 int fenc_alloced; /* fenc_next is in allocated memory */ | |
| 256 char_u *fenc_next = NULL; /* next item in 'fencs' or NULL */ | |
| 257 int advance_fenc = FALSE; | |
| 258 long real_size = 0; | |
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259 #ifdef USE_ICONV |
| 7 | 260 iconv_t iconv_fd = (iconv_t)-1; /* descriptor for iconv() or -1 */ |
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261 # ifdef FEAT_EVAL |
| 7 | 262 int did_iconv = FALSE; /* TRUE when iconv() failed and trying |
| 263 'charconvert' next */ | |
| 264 # endif | |
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265 #endif |
| 7 | 266 int converted = FALSE; /* TRUE if conversion done */ |
| 267 int notconverted = FALSE; /* TRUE if conversion wanted but it | |
| 268 wasn't possible */ | |
| 269 char_u conv_rest[CONV_RESTLEN]; | |
| 270 int conv_restlen = 0; /* nr of bytes in conv_rest[] */ | |
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271 buf_T *old_curbuf; |
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272 char_u *old_b_ffname; |
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273 char_u *old_b_fname; |
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274 int using_b_ffname; |
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275 int using_b_fname; |
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276 |
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277 au_did_filetype = FALSE; /* reset before triggering any autocommands */ |
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278 |
| 2707 | 279 curbuf->b_no_eol_lnum = 0; /* in case it was set by the previous read */ |
| 7 | 280 |
| 281 /* | |
| 282 * If there is no file name yet, use the one for the read file. | |
| 283 * BF_NOTEDITED is set to reflect this. | |
| 284 * Don't do this for a read from a filter. | |
| 285 * Only do this when 'cpoptions' contains the 'f' flag. | |
| 286 */ | |
| 287 if (curbuf->b_ffname == NULL | |
| 288 && !filtering | |
| 289 && fname != NULL | |
| 290 && vim_strchr(p_cpo, CPO_FNAMER) != NULL | |
| 291 && !(flags & READ_DUMMY)) | |
| 292 { | |
| 633 | 293 if (set_rw_fname(fname, sfname) == FAIL) |
| 294 return FAIL; | |
| 7 | 295 } |
| 296 | |
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297 /* Remember the initial values of curbuf, curbuf->b_ffname and |
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298 * curbuf->b_fname to detect whether they are altered as a result of |
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299 * executing nasty autocommands. Also check if "fname" and "sfname" |
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300 * point to one of these values. */ |
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301 old_curbuf = curbuf; |
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302 old_b_ffname = curbuf->b_ffname; |
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303 old_b_fname = curbuf->b_fname; |
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304 using_b_ffname = (fname == curbuf->b_ffname) |
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305 || (sfname == curbuf->b_ffname); |
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306 using_b_fname = (fname == curbuf->b_fname) || (sfname == curbuf->b_fname); |
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307 |
| 167 | 308 /* After reading a file the cursor line changes but we don't want to |
| 309 * display the line. */ | |
| 310 ex_no_reprint = TRUE; | |
| 311 | |
| 968 | 312 /* don't display the file info for another buffer now */ |
| 313 need_fileinfo = FALSE; | |
| 314 | |
| 7 | 315 /* |
| 316 * For Unix: Use the short file name whenever possible. | |
| 317 * Avoids problems with networks and when directory names are changed. | |
| 318 * Don't do this for MS-DOS, a "cd" in a sub-shell may have moved us to | |
| 319 * another directory, which we don't detect. | |
| 320 */ | |
| 321 if (sfname == NULL) | |
| 322 sfname = fname; | |
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323 #if defined(UNIX) |
| 7 | 324 fname = sfname; |
| 325 #endif | |
| 326 | |
| 327 /* | |
| 328 * The BufReadCmd and FileReadCmd events intercept the reading process by | |
| 329 * executing the associated commands instead. | |
| 330 */ | |
| 331 if (!filtering && !read_stdin && !read_buffer) | |
| 332 { | |
| 333 pos_T pos; | |
| 334 | |
| 335 pos = curbuf->b_op_start; | |
| 336 | |
| 337 /* Set '[ mark to the line above where the lines go (line 1 if zero). */ | |
| 338 curbuf->b_op_start.lnum = ((from == 0) ? 1 : from); | |
| 339 curbuf->b_op_start.col = 0; | |
| 340 | |
| 341 if (newfile) | |
| 342 { | |
| 343 if (apply_autocmds_exarg(EVENT_BUFREADCMD, NULL, sfname, | |
| 344 FALSE, curbuf, eap)) | |
| 345 #ifdef FEAT_EVAL | |
| 346 return aborting() ? FAIL : OK; | |
| 347 #else | |
| 348 return OK; | |
| 349 #endif | |
| 350 } | |
| 351 else if (apply_autocmds_exarg(EVENT_FILEREADCMD, sfname, sfname, | |
| 352 FALSE, NULL, eap)) | |
| 353 #ifdef FEAT_EVAL | |
| 354 return aborting() ? FAIL : OK; | |
| 355 #else | |
| 356 return OK; | |
| 357 #endif | |
| 358 | |
| 359 curbuf->b_op_start = pos; | |
| 360 } | |
| 361 | |
| 362 if ((shortmess(SHM_OVER) || curbuf->b_help) && p_verbose == 0) | |
| 363 msg_scroll = FALSE; /* overwrite previous file message */ | |
| 364 else | |
| 365 msg_scroll = TRUE; /* don't overwrite previous file message */ | |
| 366 | |
| 367 /* | |
| 368 * If the name ends in a path separator, we can't open it. Check here, | |
| 369 * because reading the file may actually work, but then creating the swap | |
| 370 * file may destroy it! Reported on MS-DOS and Win 95. | |
| 371 * If the name is too long we might crash further on, quit here. | |
| 372 */ | |
| 23 | 373 if (fname != NULL && *fname != NUL) |
| 374 { | |
| 39 | 375 p = fname + STRLEN(fname); |
| 376 if (after_pathsep(fname, p) || STRLEN(fname) >= MAXPATHL) | |
| 23 | 377 { |
| 378 filemess(curbuf, fname, (char_u *)_("Illegal file name"), 0); | |
| 379 msg_end(); | |
| 380 msg_scroll = msg_save; | |
| 381 return FAIL; | |
| 382 } | |
| 7 | 383 } |
| 384 | |
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385 if (!read_stdin && !read_buffer && !read_fifo) |
| 5322 | 386 { |
| 7 | 387 #ifdef UNIX |
| 5322 | 388 /* |
| 389 * On Unix it is possible to read a directory, so we have to | |
| 390 * check for it before the mch_open(). | |
| 391 */ | |
| 7 | 392 perm = mch_getperm(fname); |
| 393 if (perm >= 0 && !S_ISREG(perm) /* not a regular file ... */ | |
| 394 && !S_ISFIFO(perm) /* ... or fifo */ | |
| 395 && !S_ISSOCK(perm) /* ... or socket */ | |
| 1313 | 396 # ifdef OPEN_CHR_FILES |
| 397 && !(S_ISCHR(perm) && is_dev_fd_file(fname)) | |
| 398 /* ... or a character special file named /dev/fd/<n> */ | |
| 399 # endif | |
| 7 | 400 ) |
| 401 { | |
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402 int retval = FAIL; |
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403 |
| 7 | 404 if (S_ISDIR(perm)) |
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405 { |
| 7 | 406 filemess(curbuf, fname, (char_u *)_("is a directory"), 0); |
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407 retval = NOTDONE; |
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408 } |
| 7 | 409 else |
| 410 filemess(curbuf, fname, (char_u *)_("is not a file"), 0); | |
| 411 msg_end(); | |
| 412 msg_scroll = msg_save; | |
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413 return retval; |
| 7 | 414 } |
| 5322 | 415 #endif |
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416 #if defined(MSWIN) |
| 1006 | 417 /* |
| 418 * MS-Windows allows opening a device, but we will probably get stuck | |
| 419 * trying to read it. | |
| 420 */ | |
| 421 if (!p_odev && mch_nodetype(fname) == NODE_WRITABLE) | |
| 422 { | |
| 1303 | 423 filemess(curbuf, fname, (char_u *)_("is a device (disabled with 'opendevice' option)"), 0); |
| 1006 | 424 msg_end(); |
| 425 msg_scroll = msg_save; | |
| 426 return FAIL; | |
| 427 } | |
| 5322 | 428 #endif |
| 429 } | |
| 1004 | 430 |
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431 /* Set default or forced 'fileformat' and 'binary'. */ |
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432 set_file_options(set_options, eap); |
| 7 | 433 |
| 434 /* | |
| 435 * When opening a new file we take the readonly flag from the file. | |
| 436 * Default is r/w, can be set to r/o below. | |
| 437 * Don't reset it when in readonly mode | |
| 438 * Only set/reset b_p_ro when BF_CHECK_RO is set. | |
| 439 */ | |
| 440 check_readonly = (newfile && (curbuf->b_flags & BF_CHECK_RO)); | |
| 164 | 441 if (check_readonly && !readonlymode) |
| 7 | 442 curbuf->b_p_ro = FALSE; |
| 443 | |
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444 if (newfile && !read_stdin && !read_buffer && !read_fifo) |
| 7 | 445 { |
| 2823 | 446 /* Remember time of file. */ |
| 7 | 447 if (mch_stat((char *)fname, &st) >= 0) |
| 448 { | |
| 449 buf_store_time(curbuf, &st, fname); | |
| 450 curbuf->b_mtime_read = curbuf->b_mtime; | |
| 451 #ifdef UNIX | |
| 452 /* | |
| 453 * Use the protection bits of the original file for the swap file. | |
| 454 * This makes it possible for others to read the name of the | |
| 455 * edited file from the swapfile, but only if they can read the | |
| 456 * edited file. | |
| 457 * Remove the "write" and "execute" bits for group and others | |
| 458 * (they must not write the swapfile). | |
| 459 * Add the "read" and "write" bits for the user, otherwise we may | |
| 460 * not be able to write to the file ourselves. | |
| 461 * Setting the bits is done below, after creating the swap file. | |
| 462 */ | |
| 463 swap_mode = (st.st_mode & 0644) | 0600; | |
| 464 #endif | |
| 465 #ifdef FEAT_CW_EDITOR | |
| 466 /* Get the FSSpec on MacOS | |
| 467 * TODO: Update it properly when the buffer name changes | |
| 468 */ | |
| 469 (void)GetFSSpecFromPath(curbuf->b_ffname, &curbuf->b_FSSpec); | |
| 470 #endif | |
| 471 #ifdef VMS | |
| 472 curbuf->b_fab_rfm = st.st_fab_rfm; | |
| 22 | 473 curbuf->b_fab_rat = st.st_fab_rat; |
| 474 curbuf->b_fab_mrs = st.st_fab_mrs; | |
| 7 | 475 #endif |
| 476 } | |
| 477 else | |
| 478 { | |
| 479 curbuf->b_mtime = 0; | |
| 480 curbuf->b_mtime_read = 0; | |
| 481 curbuf->b_orig_size = 0; | |
| 482 curbuf->b_orig_mode = 0; | |
| 483 } | |
| 484 | |
| 485 /* Reset the "new file" flag. It will be set again below when the | |
| 486 * file doesn't exist. */ | |
| 487 curbuf->b_flags &= ~(BF_NEW | BF_NEW_W); | |
| 488 } | |
| 489 | |
| 490 /* | |
| 491 * for UNIX: check readonly with perm and mch_access() | |
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492 * for Amiga: check readonly by trying to open the file for writing |
| 7 | 493 */ |
| 494 file_readonly = FALSE; | |
| 495 if (read_stdin) | |
| 496 { | |
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497 #if defined(MSWIN) |
| 7 | 498 /* Force binary I/O on stdin to avoid CR-LF -> LF conversion. */ |
| 499 setmode(0, O_BINARY); | |
| 500 #endif | |
| 501 } | |
| 502 else if (!read_buffer) | |
| 503 { | |
| 504 #ifdef USE_MCH_ACCESS | |
| 505 if ( | |
| 506 # ifdef UNIX | |
| 507 !(perm & 0222) || | |
| 508 # endif | |
| 509 mch_access((char *)fname, W_OK)) | |
| 510 file_readonly = TRUE; | |
| 511 fd = mch_open((char *)fname, O_RDONLY | O_EXTRA, 0); | |
| 512 #else | |
| 513 if (!newfile | |
| 514 || readonlymode | |
| 515 || (fd = mch_open((char *)fname, O_RDWR | O_EXTRA, 0)) < 0) | |
| 516 { | |
| 517 file_readonly = TRUE; | |
| 518 /* try to open ro */ | |
| 519 fd = mch_open((char *)fname, O_RDONLY | O_EXTRA, 0); | |
| 520 } | |
| 521 #endif | |
| 522 } | |
| 523 | |
| 524 if (fd < 0) /* cannot open at all */ | |
| 525 { | |
| 526 #ifndef UNIX | |
| 527 int isdir_f; | |
| 528 #endif | |
| 529 msg_scroll = msg_save; | |
| 530 #ifndef UNIX | |
| 531 /* | |
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532 * On Amiga we can't open a directory, check here. |
| 7 | 533 */ |
| 534 isdir_f = (mch_isdir(fname)); | |
| 535 perm = mch_getperm(fname); /* check if the file exists */ | |
| 536 if (isdir_f) | |
| 537 { | |
| 538 filemess(curbuf, sfname, (char_u *)_("is a directory"), 0); | |
| 539 curbuf->b_p_ro = TRUE; /* must use "w!" now */ | |
| 540 } | |
| 541 else | |
| 542 #endif | |
| 543 if (newfile) | |
| 544 { | |
|
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545 if (perm < 0 |
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546 #ifdef ENOENT |
|
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547 && errno == ENOENT |
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548 #endif |
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549 ) |
| 7 | 550 { |
| 551 /* | |
| 552 * Set the 'new-file' flag, so that when the file has | |
| 553 * been created by someone else, a ":w" will complain. | |
| 554 */ | |
| 555 curbuf->b_flags |= BF_NEW; | |
| 556 | |
| 557 /* Create a swap file now, so that other Vims are warned | |
| 558 * that we are editing this file. Don't do this for a | |
| 559 * "nofile" or "nowrite" buffer type. */ | |
| 560 #ifdef FEAT_QUICKFIX | |
| 561 if (!bt_dontwrite(curbuf)) | |
| 562 #endif | |
| 1834 | 563 { |
| 7 | 564 check_need_swap(newfile); |
| 1834 | 565 /* SwapExists autocommand may mess things up */ |
| 566 if (curbuf != old_curbuf | |
| 567 || (using_b_ffname | |
| 568 && (old_b_ffname != curbuf->b_ffname)) | |
| 569 || (using_b_fname | |
| 570 && (old_b_fname != curbuf->b_fname))) | |
| 571 { | |
|
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572 emsg(_(e_auchangedbuf)); |
| 1834 | 573 return FAIL; |
| 574 } | |
| 575 } | |
| 592 | 576 if (dir_of_file_exists(fname)) |
| 577 filemess(curbuf, sfname, (char_u *)_("[New File]"), 0); | |
| 578 else | |
| 579 filemess(curbuf, sfname, | |
| 580 (char_u *)_("[New DIRECTORY]"), 0); | |
| 7 | 581 #ifdef FEAT_VIMINFO |
| 582 /* Even though this is a new file, it might have been | |
| 583 * edited before and deleted. Get the old marks. */ | |
| 584 check_marks_read(); | |
| 585 #endif | |
|
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586 /* Set forced 'fileencoding'. */ |
|
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587 if (eap != NULL) |
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588 set_forced_fenc(eap); |
| 7 | 589 apply_autocmds_exarg(EVENT_BUFNEWFILE, sfname, sfname, |
| 590 FALSE, curbuf, eap); | |
| 591 /* remember the current fileformat */ | |
| 592 save_file_ff(curbuf); | |
| 593 | |
|
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594 #if defined(FEAT_EVAL) |
| 7 | 595 if (aborting()) /* autocmds may abort script processing */ |
| 596 return FAIL; | |
| 597 #endif | |
| 598 return OK; /* a new file is not an error */ | |
| 599 } | |
| 600 else | |
| 601 { | |
| 550 | 602 filemess(curbuf, sfname, (char_u *)( |
| 603 # ifdef EFBIG | |
| 604 (errno == EFBIG) ? _("[File too big]") : | |
| 605 # endif | |
|
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606 # ifdef EOVERFLOW |
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607 (errno == EOVERFLOW) ? _("[File too big]") : |
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608 # endif |
| 550 | 609 _("[Permission Denied]")), 0); |
| 7 | 610 curbuf->b_p_ro = TRUE; /* must use "w!" now */ |
| 611 } | |
| 612 } | |
| 613 | |
| 614 return FAIL; | |
| 615 } | |
| 616 | |
| 617 /* | |
| 618 * Only set the 'ro' flag for readonly files the first time they are | |
| 619 * loaded. Help files always get readonly mode | |
| 620 */ | |
| 621 if ((check_readonly && file_readonly) || curbuf->b_help) | |
| 622 curbuf->b_p_ro = TRUE; | |
| 623 | |
| 819 | 624 if (set_options) |
| 7 | 625 { |
| 1486 | 626 /* Don't change 'eol' if reading from buffer as it will already be |
| 627 * correctly set when reading stdin. */ | |
| 628 if (!read_buffer) | |
| 629 { | |
| 630 curbuf->b_p_eol = TRUE; | |
| 631 curbuf->b_start_eol = TRUE; | |
| 632 } | |
| 7 | 633 curbuf->b_p_bomb = FALSE; |
| 1352 | 634 curbuf->b_start_bomb = FALSE; |
| 7 | 635 } |
| 636 | |
| 637 /* Create a swap file now, so that other Vims are warned that we are | |
| 638 * editing this file. | |
| 639 * Don't do this for a "nofile" or "nowrite" buffer type. */ | |
| 640 #ifdef FEAT_QUICKFIX | |
| 641 if (!bt_dontwrite(curbuf)) | |
| 642 #endif | |
| 643 { | |
| 644 check_need_swap(newfile); | |
| 1834 | 645 if (!read_stdin && (curbuf != old_curbuf |
| 646 || (using_b_ffname && (old_b_ffname != curbuf->b_ffname)) | |
| 647 || (using_b_fname && (old_b_fname != curbuf->b_fname)))) | |
| 648 { | |
|
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649 emsg(_(e_auchangedbuf)); |
| 1834 | 650 if (!read_buffer) |
| 651 close(fd); | |
| 652 return FAIL; | |
| 653 } | |
| 7 | 654 #ifdef UNIX |
| 655 /* Set swap file protection bits after creating it. */ | |
| 1918 | 656 if (swap_mode > 0 && curbuf->b_ml.ml_mfp != NULL |
| 657 && curbuf->b_ml.ml_mfp->mf_fname != NULL) | |
|
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658 { |
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659 char_u *swap_fname = curbuf->b_ml.ml_mfp->mf_fname; |
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660 |
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661 /* |
|
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662 * If the group-read bit is set but not the world-read bit, then |
|
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663 * the group must be equal to the group of the original file. If |
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664 * we can't make that happen then reset the group-read bit. This |
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665 * avoids making the swap file readable to more users when the |
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666 * primary group of the user is too permissive. |
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667 */ |
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668 if ((swap_mode & 044) == 040) |
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669 { |
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670 stat_T swap_st; |
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671 |
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672 if (mch_stat((char *)swap_fname, &swap_st) >= 0 |
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673 && st.st_gid != swap_st.st_gid |
|
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674 # ifdef HAVE_FCHOWN |
|
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675 && fchown(curbuf->b_ml.ml_mfp->mf_fd, -1, st.st_gid) |
|
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676 == -1 |
|
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677 # endif |
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678 ) |
|
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679 swap_mode &= 0600; |
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680 } |
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681 |
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682 (void)mch_setperm(swap_fname, (long)swap_mode); |
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683 } |
| 7 | 684 #endif |
| 685 } | |
| 686 | |
| 578 | 687 #if defined(HAS_SWAP_EXISTS_ACTION) |
| 7 | 688 /* If "Quit" selected at ATTENTION dialog, don't load the file */ |
| 689 if (swap_exists_action == SEA_QUIT) | |
| 690 { | |
| 691 if (!read_buffer && !read_stdin) | |
| 692 close(fd); | |
| 693 return FAIL; | |
| 694 } | |
| 695 #endif | |
| 696 | |
| 697 ++no_wait_return; /* don't wait for return yet */ | |
| 698 | |
| 699 /* | |
| 700 * Set '[ mark to the line above where the lines go (line 1 if zero). | |
| 701 */ | |
| 702 curbuf->b_op_start.lnum = ((from == 0) ? 1 : from); | |
| 703 curbuf->b_op_start.col = 0; | |
| 704 | |
|
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705 try_mac = (vim_strchr(p_ffs, 'm') != NULL); |
|
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706 try_dos = (vim_strchr(p_ffs, 'd') != NULL); |
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707 try_unix = (vim_strchr(p_ffs, 'x') != NULL); |
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|
708 |
| 7 | 709 if (!read_buffer) |
| 710 { | |
| 711 int m = msg_scroll; | |
| 712 int n = msg_scrolled; | |
| 713 | |
| 714 /* | |
| 715 * The file must be closed again, the autocommands may want to change | |
| 716 * the file before reading it. | |
| 717 */ | |
| 718 if (!read_stdin) | |
| 719 close(fd); /* ignore errors */ | |
| 720 | |
| 721 /* | |
| 722 * The output from the autocommands should not overwrite anything and | |
| 723 * should not be overwritten: Set msg_scroll, restore its value if no | |
| 724 * output was done. | |
| 725 */ | |
| 726 msg_scroll = TRUE; | |
| 727 if (filtering) | |
| 728 apply_autocmds_exarg(EVENT_FILTERREADPRE, NULL, sfname, | |
| 729 FALSE, curbuf, eap); | |
| 730 else if (read_stdin) | |
| 731 apply_autocmds_exarg(EVENT_STDINREADPRE, NULL, sfname, | |
| 732 FALSE, curbuf, eap); | |
| 733 else if (newfile) | |
| 734 apply_autocmds_exarg(EVENT_BUFREADPRE, NULL, sfname, | |
| 735 FALSE, curbuf, eap); | |
| 736 else | |
| 737 apply_autocmds_exarg(EVENT_FILEREADPRE, sfname, sfname, | |
| 738 FALSE, NULL, eap); | |
|
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739 /* autocommands may have changed it */ |
|
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740 try_mac = (vim_strchr(p_ffs, 'm') != NULL); |
|
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|
741 try_dos = (vim_strchr(p_ffs, 'd') != NULL); |
|
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|
742 try_unix = (vim_strchr(p_ffs, 'x') != NULL); |
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|
743 |
| 7 | 744 if (msg_scrolled == n) |
| 745 msg_scroll = m; | |
| 746 | |
| 747 #ifdef FEAT_EVAL | |
| 748 if (aborting()) /* autocmds may abort script processing */ | |
| 749 { | |
| 750 --no_wait_return; | |
| 751 msg_scroll = msg_save; | |
| 752 curbuf->b_p_ro = TRUE; /* must use "w!" now */ | |
| 753 return FAIL; | |
| 754 } | |
| 755 #endif | |
| 756 /* | |
| 757 * Don't allow the autocommands to change the current buffer. | |
| 758 * Try to re-open the file. | |
| 1834 | 759 * |
| 760 * Don't allow the autocommands to change the buffer name either | |
| 761 * (cd for example) if it invalidates fname or sfname. | |
| 7 | 762 */ |
| 763 if (!read_stdin && (curbuf != old_curbuf | |
| 1834 | 764 || (using_b_ffname && (old_b_ffname != curbuf->b_ffname)) |
| 765 || (using_b_fname && (old_b_fname != curbuf->b_fname)) | |
| 7 | 766 || (fd = mch_open((char *)fname, O_RDONLY | O_EXTRA, 0)) < 0)) |
| 767 { | |
| 768 --no_wait_return; | |
| 769 msg_scroll = msg_save; | |
| 770 if (fd < 0) | |
|
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771 emsg(_("E200: *ReadPre autocommands made the file unreadable")); |
| 7 | 772 else |
|
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|
773 emsg(_("E201: *ReadPre autocommands must not change current buffer")); |
| 7 | 774 curbuf->b_p_ro = TRUE; /* must use "w!" now */ |
| 775 return FAIL; | |
| 776 } | |
| 777 } | |
| 778 | |
| 779 /* Autocommands may add lines to the file, need to check if it is empty */ | |
| 780 wasempty = (curbuf->b_ml.ml_flags & ML_EMPTY); | |
| 781 | |
| 782 if (!recoverymode && !filtering && !(flags & READ_DUMMY)) | |
| 783 { | |
| 784 /* | |
| 785 * Show the user that we are busy reading the input. Sometimes this | |
| 786 * may take a while. When reading from stdin another program may | |
| 787 * still be running, don't move the cursor to the last line, unless | |
| 788 * always using the GUI. | |
| 789 */ | |
| 790 if (read_stdin) | |
| 791 { | |
|
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792 if (!is_not_a_term()) |
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793 { |
| 7 | 794 #ifndef ALWAYS_USE_GUI |
|
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|
795 mch_msg(_("Vim: Reading from stdin...\n")); |
| 7 | 796 #endif |
| 797 #ifdef FEAT_GUI | |
|
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798 /* Also write a message in the GUI window, if there is one. */ |
|
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799 if (gui.in_use && !gui.dying && !gui.starting) |
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800 { |
|
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801 p = (char_u *)_("Reading from stdin..."); |
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802 gui_write(p, (int)STRLEN(p)); |
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803 } |
|
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804 #endif |
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805 } |
| 7 | 806 } |
| 807 else if (!read_buffer) | |
| 808 filemess(curbuf, sfname, (char_u *)"", 0); | |
| 809 } | |
| 810 | |
| 811 msg_scroll = FALSE; /* overwrite the file message */ | |
| 812 | |
| 813 /* | |
| 814 * Set linecnt now, before the "retry" caused by a wrong guess for | |
| 815 * fileformat, and after the autocommands, which may change them. | |
| 816 */ | |
| 817 linecnt = curbuf->b_ml.ml_line_count; | |
| 818 | |
| 595 | 819 /* "++bad=" argument. */ |
| 820 if (eap != NULL && eap->bad_char != 0) | |
| 612 | 821 { |
| 595 | 822 bad_char_behavior = eap->bad_char; |
| 819 | 823 if (set_options) |
| 612 | 824 curbuf->b_bad_char = eap->bad_char; |
| 825 } | |
| 826 else | |
| 827 curbuf->b_bad_char = 0; | |
| 595 | 828 |
| 7 | 829 /* |
| 595 | 830 * Decide which 'encoding' to use or use first. |
| 7 | 831 */ |
| 832 if (eap != NULL && eap->force_enc != 0) | |
| 833 { | |
| 834 fenc = enc_canonize(eap->cmd + eap->force_enc); | |
| 835 fenc_alloced = TRUE; | |
| 595 | 836 keep_dest_enc = TRUE; |
| 7 | 837 } |
| 838 else if (curbuf->b_p_bin) | |
| 839 { | |
| 840 fenc = (char_u *)""; /* binary: don't convert */ | |
| 841 fenc_alloced = FALSE; | |
| 842 } | |
| 843 else if (curbuf->b_help) | |
| 844 { | |
| 845 char_u firstline[80]; | |
| 301 | 846 int fc; |
| 7 | 847 |
| 848 /* Help files are either utf-8 or latin1. Try utf-8 first, if this | |
| 849 * fails it must be latin1. | |
| 850 * Always do this when 'encoding' is "utf-8". Otherwise only do | |
| 851 * this when needed to avoid [converted] remarks all the time. | |
| 852 * It is needed when the first line contains non-ASCII characters. | |
| 853 * That is only in *.??x files. */ | |
| 854 fenc = (char_u *)"latin1"; | |
| 855 c = enc_utf8; | |
| 301 | 856 if (!c && !read_stdin) |
| 857 { | |
| 858 fc = fname[STRLEN(fname) - 1]; | |
| 859 if (TOLOWER_ASC(fc) == 'x') | |
| 860 { | |
| 861 /* Read the first line (and a bit more). Immediately rewind to | |
| 862 * the start of the file. If the read() fails "len" is -1. */ | |
| 2664 | 863 len = read_eintr(fd, firstline, 80); |
|
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Christian Brabandt <cb@256bit.org>
parents:
9291
diff
changeset
|
864 vim_lseek(fd, (off_T)0L, SEEK_SET); |
| 301 | 865 for (p = firstline; p < firstline + len; ++p) |
| 866 if (*p >= 0x80) | |
| 867 { | |
| 868 c = TRUE; | |
| 869 break; | |
| 870 } | |
| 871 } | |
| 7 | 872 } |
| 873 | |
| 874 if (c) | |
| 875 { | |
| 876 fenc_next = fenc; | |
| 877 fenc = (char_u *)"utf-8"; | |
| 878 | |
| 879 /* When the file is utf-8 but a character doesn't fit in | |
| 880 * 'encoding' don't retry. In help text editing utf-8 bytes | |
| 881 * doesn't make sense. */ | |
| 844 | 882 if (!enc_utf8) |
| 883 keep_dest_enc = TRUE; | |
| 7 | 884 } |
| 885 fenc_alloced = FALSE; | |
| 886 } | |
| 887 else if (*p_fencs == NUL) | |
| 888 { | |
| 889 fenc = curbuf->b_p_fenc; /* use format from buffer */ | |
| 890 fenc_alloced = FALSE; | |
| 891 } | |
| 892 else | |
| 893 { | |
| 894 fenc_next = p_fencs; /* try items in 'fileencodings' */ | |
| 895 fenc = next_fenc(&fenc_next); | |
| 896 fenc_alloced = TRUE; | |
| 897 } | |
| 898 | |
| 899 /* | |
| 900 * Jump back here to retry reading the file in different ways. | |
| 901 * Reasons to retry: | |
| 902 * - encoding conversion failed: try another one from "fenc_next" | |
| 903 * - BOM detected and fenc was set, need to setup conversion | |
| 904 * - "fileformat" check failed: try another | |
| 905 * | |
| 906 * Variables set for special retry actions: | |
| 907 * "file_rewind" Rewind the file to start reading it again. | |
| 908 * "advance_fenc" Advance "fenc" using "fenc_next". | |
| 909 * "skip_read" Re-use already read bytes (BOM detected). | |
| 910 * "did_iconv" iconv() conversion failed, try 'charconvert'. | |
| 911 * "keep_fileformat" Don't reset "fileformat". | |
| 912 * | |
| 913 * Other status indicators: | |
| 914 * "tmpname" When != NULL did conversion with 'charconvert'. | |
| 915 * Output file has to be deleted afterwards. | |
| 916 * "iconv_fd" When != -1 did conversion with iconv(). | |
| 917 */ | |
| 918 retry: | |
| 919 | |
| 920 if (file_rewind) | |
| 921 { | |
| 922 if (read_buffer) | |
| 923 { | |
| 924 read_buf_lnum = 1; | |
| 925 read_buf_col = 0; | |
| 926 } | |
|
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Christian Brabandt <cb@256bit.org>
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diff
changeset
|
927 else if (read_stdin || vim_lseek(fd, (off_T)0L, SEEK_SET) != 0) |
| 7 | 928 { |
| 929 /* Can't rewind the file, give up. */ | |
| 930 error = TRUE; | |
| 931 goto failed; | |
| 932 } | |
| 933 /* Delete the previously read lines. */ | |
| 934 while (lnum > from) | |
| 935 ml_delete(lnum--, FALSE); | |
| 936 file_rewind = FALSE; | |
| 819 | 937 if (set_options) |
| 1352 | 938 { |
| 7 | 939 curbuf->b_p_bomb = FALSE; |
| 1352 | 940 curbuf->b_start_bomb = FALSE; |
| 941 } | |
| 595 | 942 conv_error = 0; |
| 7 | 943 } |
| 944 | |
| 945 /* | |
| 946 * When retrying with another "fenc" and the first time "fileformat" | |
| 947 * will be reset. | |
| 948 */ | |
| 949 if (keep_fileformat) | |
| 950 keep_fileformat = FALSE; | |
| 951 else | |
| 952 { | |
| 953 if (eap != NULL && eap->force_ff != 0) | |
| 1742 | 954 { |
| 7 | 955 fileformat = get_fileformat_force(curbuf, eap); |
| 1742 | 956 try_unix = try_dos = try_mac = FALSE; |
| 957 } | |
| 7 | 958 else if (curbuf->b_p_bin) |
| 959 fileformat = EOL_UNIX; /* binary: use Unix format */ | |
| 960 else if (*p_ffs == NUL) | |
| 961 fileformat = get_fileformat(curbuf);/* use format from buffer */ | |
| 962 else | |
| 963 fileformat = EOL_UNKNOWN; /* detect from file */ | |
| 964 } | |
| 965 | |
|
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changeset
|
966 #ifdef USE_ICONV |
| 7 | 967 if (iconv_fd != (iconv_t)-1) |
| 968 { | |
| 969 /* aborted conversion with iconv(), close the descriptor */ | |
| 970 iconv_close(iconv_fd); | |
| 971 iconv_fd = (iconv_t)-1; | |
| 972 } | |
|
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|
973 #endif |
| 7 | 974 |
| 975 if (advance_fenc) | |
| 976 { | |
| 977 /* | |
| 978 * Try the next entry in 'fileencodings'. | |
| 979 */ | |
| 980 advance_fenc = FALSE; | |
| 981 | |
| 982 if (eap != NULL && eap->force_enc != 0) | |
| 983 { | |
| 984 /* Conversion given with "++cc=" wasn't possible, read | |
| 985 * without conversion. */ | |
| 986 notconverted = TRUE; | |
| 595 | 987 conv_error = 0; |
| 7 | 988 if (fenc_alloced) |
| 989 vim_free(fenc); | |
| 990 fenc = (char_u *)""; | |
| 991 fenc_alloced = FALSE; | |
| 992 } | |
| 993 else | |
| 994 { | |
| 995 if (fenc_alloced) | |
| 996 vim_free(fenc); | |
| 997 if (fenc_next != NULL) | |
| 998 { | |
| 999 fenc = next_fenc(&fenc_next); | |
| 1000 fenc_alloced = (fenc_next != NULL); | |
| 1001 } | |
| 1002 else | |
| 1003 { | |
| 1004 fenc = (char_u *)""; | |
| 1005 fenc_alloced = FALSE; | |
| 1006 } | |
| 1007 } | |
| 1008 if (tmpname != NULL) | |
| 1009 { | |
| 1010 mch_remove(tmpname); /* delete converted file */ | |
|
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changeset
|
1011 VIM_CLEAR(tmpname); |
| 7 | 1012 } |
| 1013 } | |
| 1014 | |
| 1015 /* | |
| 1948 | 1016 * Conversion may be required when the encoding of the file is different |
| 1017 * from 'encoding' or 'encoding' is UTF-16, UCS-2 or UCS-4. | |
| 7 | 1018 */ |
| 1019 fio_flags = 0; | |
| 1948 | 1020 converted = need_conversion(fenc); |
| 1021 if (converted) | |
| 7 | 1022 { |
| 1023 | |
| 1024 /* "ucs-bom" means we need to check the first bytes of the file | |
| 1025 * for a BOM. */ | |
| 1026 if (STRCMP(fenc, ENC_UCSBOM) == 0) | |
| 1027 fio_flags = FIO_UCSBOM; | |
| 1028 | |
| 1029 /* | |
| 1030 * Check if UCS-2/4 or Latin1 to UTF-8 conversion needs to be | |
| 1031 * done. This is handled below after read(). Prepare the | |
| 1032 * fio_flags to avoid having to parse the string each time. | |
| 1033 * Also check for Unicode to Latin1 conversion, because iconv() | |
| 1034 * appears not to handle this correctly. This works just like | |
| 1035 * conversion to UTF-8 except how the resulting character is put in | |
| 1036 * the buffer. | |
| 1037 */ | |
| 1038 else if (enc_utf8 || STRCMP(p_enc, "latin1") == 0) | |
| 1039 fio_flags = get_fio_flags(fenc); | |
| 1040 | |
|
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changeset
|
1041 #ifdef WIN3264 |
| 7 | 1042 /* |
| 1043 * Conversion from an MS-Windows codepage to UTF-8 or another codepage | |
| 1044 * is handled with MultiByteToWideChar(). | |
| 1045 */ | |
| 1046 if (fio_flags == 0) | |
| 1047 fio_flags = get_win_fio_flags(fenc); | |
|
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|
1048 #endif |
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|
1049 |
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changeset
|
1050 #ifdef MACOS_CONVERT |
| 7 | 1051 /* Conversion from Apple MacRoman to latin1 or UTF-8 */ |
| 1052 if (fio_flags == 0) | |
| 1053 fio_flags = get_mac_fio_flags(fenc); | |
|
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|
1054 #endif |
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|
1055 |
|
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changeset
|
1056 #ifdef USE_ICONV |
| 7 | 1057 /* |
| 1058 * Try using iconv() if we can't convert internally. | |
| 1059 */ | |
| 1060 if (fio_flags == 0 | |
|
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|
1061 # ifdef FEAT_EVAL |
| 7 | 1062 && !did_iconv |
|
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|
1063 # endif |
| 7 | 1064 ) |
| 1065 iconv_fd = (iconv_t)my_iconv_open( | |
| 1066 enc_utf8 ? (char_u *)"utf-8" : p_enc, fenc); | |
|
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|
1067 #endif |
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changeset
|
1068 |
|
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changeset
|
1069 #ifdef FEAT_EVAL |
| 7 | 1070 /* |
| 1071 * Use the 'charconvert' expression when conversion is required | |
| 1072 * and we can't do it internally or with iconv(). | |
| 1073 */ | |
| 1074 if (fio_flags == 0 && !read_stdin && !read_buffer && *p_ccv != NUL | |
|
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diff
changeset
|
1075 && !read_fifo |
|
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changeset
|
1076 # ifdef USE_ICONV |
| 7 | 1077 && iconv_fd == (iconv_t)-1 |
|
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parents:
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diff
changeset
|
1078 # endif |
| 7 | 1079 ) |
| 1080 { | |
|
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diff
changeset
|
1081 # ifdef USE_ICONV |
| 7 | 1082 did_iconv = FALSE; |
|
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diff
changeset
|
1083 # endif |
| 7 | 1084 /* Skip conversion when it's already done (retry for wrong |
| 1085 * "fileformat"). */ | |
| 1086 if (tmpname == NULL) | |
| 1087 { | |
| 1088 tmpname = readfile_charconvert(fname, fenc, &fd); | |
| 1089 if (tmpname == NULL) | |
| 1090 { | |
| 1091 /* Conversion failed. Try another one. */ | |
| 1092 advance_fenc = TRUE; | |
| 1093 if (fd < 0) | |
| 1094 { | |
| 1095 /* Re-opening the original file failed! */ | |
|
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patch 8.1.0743: giving error messages is not flexible
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diff
changeset
|
1096 emsg(_("E202: Conversion made file unreadable!")); |
| 7 | 1097 error = TRUE; |
| 1098 goto failed; | |
| 1099 } | |
| 1100 goto retry; | |
| 1101 } | |
| 1102 } | |
| 1103 } | |
| 1104 else | |
|
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changeset
|
1105 #endif |
| 7 | 1106 { |
| 1107 if (fio_flags == 0 | |
|
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diff
changeset
|
1108 #ifdef USE_ICONV |
| 7 | 1109 && iconv_fd == (iconv_t)-1 |
|
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changeset
|
1110 #endif |
| 7 | 1111 ) |
| 1112 { | |
| 1113 /* Conversion wanted but we can't. | |
| 1114 * Try the next conversion in 'fileencodings' */ | |
| 1115 advance_fenc = TRUE; | |
| 1116 goto retry; | |
| 1117 } | |
| 1118 } | |
| 1119 } | |
| 1120 | |
| 595 | 1121 /* Set "can_retry" when it's possible to rewind the file and try with |
| 7 | 1122 * another "fenc" value. It's FALSE when no other "fenc" to try, reading |
| 595 | 1123 * stdin or fixed at a specific encoding. */ |
|
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diff
changeset
|
1124 can_retry = (*fenc != NUL && !read_stdin && !read_fifo && !keep_dest_enc); |
| 7 | 1125 |
| 1126 if (!skip_read) | |
| 1127 { | |
| 1128 linerest = 0; | |
| 1129 filesize = 0; | |
| 1130 skip_count = lines_to_skip; | |
| 1131 read_count = lines_to_read; | |
| 1132 conv_restlen = 0; | |
|
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|
1133 #ifdef FEAT_PERSISTENT_UNDO |
|
2394
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Add the 'undoreload' option to be able to undo a file reload.
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changeset
|
1134 read_undo_file = (newfile && (flags & READ_KEEP_UNDO) == 0 |
|
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Add the 'undoreload' option to be able to undo a file reload.
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diff
changeset
|
1135 && curbuf->b_ffname != NULL |
|
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
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changeset
|
1136 && curbuf->b_p_udf |
|
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
1137 && !filtering |
|
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diff
changeset
|
1138 && !read_fifo |
|
2394
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changeset
|
1139 && !read_stdin |
|
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Add the 'undoreload' option to be able to undo a file reload.
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parents:
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changeset
|
1140 && !read_buffer); |
|
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
|
1141 if (read_undo_file) |
|
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
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parents:
2210
diff
changeset
|
1142 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
|
1143 #endif |
| 6122 | 1144 #ifdef FEAT_CRYPT |
| 1145 if (curbuf->b_cryptstate != NULL) | |
| 1146 { | |
| 1147 /* Need to free the state, but keep the key, don't want to ask for | |
| 1148 * it again. */ | |
| 1149 crypt_free_state(curbuf->b_cryptstate); | |
| 1150 curbuf->b_cryptstate = NULL; | |
| 1151 } | |
| 1152 #endif | |
| 7 | 1153 } |
| 1154 | |
| 1155 while (!error && !got_int) | |
| 1156 { | |
| 1157 /* | |
| 1158 * We allocate as much space for the file as we can get, plus | |
| 1159 * space for the old line plus room for one terminating NUL. | |
| 1160 * The amount is limited by the fact that read() only can read | |
| 1161 * upto max_unsigned characters (and other things). | |
| 1162 */ | |
|
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changeset
|
1163 if (!skip_read) |
|
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patch 8.0.1774: reading very long lines can be slow
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parents:
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diff
changeset
|
1164 { |
|
15607
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patch 8.1.0811: too many #ifdefs
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parents:
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diff
changeset
|
1165 #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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changeset
|
1166 size = SSIZE_MAX; /* use max I/O size, 52K */ |
|
15607
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parents:
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changeset
|
1167 #else |
|
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parents:
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diff
changeset
|
1168 /* Use buffer >= 64K. Add linerest to double the size if the |
|
8a35543f5f97
patch 8.0.1774: reading very long lines can be slow
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parents:
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diff
changeset
|
1169 * line gets very long, to avoid a lot of copying. But don't |
|
8a35543f5f97
patch 8.0.1774: reading very long lines can be slow
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parents:
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diff
changeset
|
1170 * read more than 1 Mbyte at a time, so we can be interrupted. |
|
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1171 */ |
|
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1172 size = 0x10000L + linerest; |
|
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1173 if (size > 0x100000L) |
|
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1174 size = 0x100000L; |
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1175 #endif |
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1176 } |
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1177 |
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|
1178 /* Protect against the argument of lalloc() going negative. */ |
|
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|
1179 if (size < 0 || size + linerest + 1 < 0 || linerest >= MAXCOL) |
| 7 | 1180 { |
| 1181 ++split; | |
| 1182 *ptr = NL; /* split line by inserting a NL */ | |
| 1183 size = 1; | |
| 1184 } | |
| 1185 else | |
| 1186 { | |
| 1187 if (!skip_read) | |
| 1188 { | |
| 836 | 1189 for ( ; size >= 10; size = (long)((long_u)size >> 1)) |
| 7 | 1190 { |
| 1191 if ((new_buffer = lalloc((long_u)(size + linerest + 1), | |
| 1192 FALSE)) != NULL) | |
| 1193 break; | |
| 1194 } | |
| 1195 if (new_buffer == NULL) | |
| 1196 { | |
| 1197 do_outofmem_msg((long_u)(size * 2 + linerest + 1)); | |
| 1198 error = TRUE; | |
| 1199 break; | |
| 1200 } | |
| 1201 if (linerest) /* copy characters from the previous buffer */ | |
| 1202 mch_memmove(new_buffer, ptr - linerest, (size_t)linerest); | |
| 1203 vim_free(buffer); | |
| 1204 buffer = new_buffer; | |
| 1205 ptr = buffer + linerest; | |
| 1206 line_start = buffer; | |
| 1207 | |
| 1208 /* May need room to translate into. | |
| 1209 * For iconv() we don't really know the required space, use a | |
| 1210 * factor ICONV_MULT. | |
| 1211 * latin1 to utf-8: 1 byte becomes up to 2 bytes | |
| 1212 * utf-16 to utf-8: 2 bytes become up to 3 bytes, 4 bytes | |
| 1213 * become up to 4 bytes, size must be multiple of 2 | |
| 1214 * ucs-2 to utf-8: 2 bytes become up to 3 bytes, size must be | |
| 1215 * multiple of 2 | |
| 1216 * ucs-4 to utf-8: 4 bytes become up to 6 bytes, size must be | |
| 1217 * multiple of 4 */ | |
| 835 | 1218 real_size = (int)size; |
|
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|
1219 #ifdef USE_ICONV |
| 7 | 1220 if (iconv_fd != (iconv_t)-1) |
| 1221 size = size / ICONV_MULT; | |
| 1222 else | |
|
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|
1223 #endif |
| 7 | 1224 if (fio_flags & FIO_LATIN1) |
| 1225 size = size / 2; | |
| 1226 else if (fio_flags & (FIO_UCS2 | FIO_UTF16)) | |
| 1227 size = (size * 2 / 3) & ~1; | |
| 1228 else if (fio_flags & FIO_UCS4) | |
| 1229 size = (size * 2 / 3) & ~3; | |
| 1230 else if (fio_flags == FIO_UCSBOM) | |
| 1231 size = size / ICONV_MULT; /* worst case */ | |
|
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1232 #ifdef WIN3264 |
| 7 | 1233 else if (fio_flags & FIO_CODEPAGE) |
| 1234 size = size / ICONV_MULT; /* also worst case */ | |
|
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1235 #endif |
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1236 #ifdef MACOS_CONVERT |
| 7 | 1237 else if (fio_flags & FIO_MACROMAN) |
| 1238 size = size / ICONV_MULT; /* also worst case */ | |
|
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1239 #endif |
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1240 |
| 7 | 1241 if (conv_restlen > 0) |
| 1242 { | |
| 1243 /* Insert unconverted bytes from previous line. */ | |
| 1244 mch_memmove(ptr, conv_rest, conv_restlen); | |
| 1245 ptr += conv_restlen; | |
| 1246 size -= conv_restlen; | |
| 1247 } | |
| 1248 | |
| 1249 if (read_buffer) | |
| 1250 { | |
| 1251 /* | |
| 1252 * Read bytes from curbuf. Used for converting text read | |
| 1253 * from stdin. | |
| 1254 */ | |
| 1255 if (read_buf_lnum > from) | |
| 1256 size = 0; | |
| 1257 else | |
| 1258 { | |
| 1259 int n, ni; | |
| 1260 long tlen; | |
| 1261 | |
| 1262 tlen = 0; | |
| 1263 for (;;) | |
| 1264 { | |
| 1265 p = ml_get(read_buf_lnum) + read_buf_col; | |
| 1266 n = (int)STRLEN(p); | |
| 1267 if ((int)tlen + n + 1 > size) | |
| 1268 { | |
| 1269 /* Filled up to "size", append partial line. | |
| 1270 * Change NL to NUL to reverse the effect done | |
| 1271 * below. */ | |
| 835 | 1272 n = (int)(size - tlen); |
| 7 | 1273 for (ni = 0; ni < n; ++ni) |
| 1274 { | |
| 1275 if (p[ni] == NL) | |
| 1276 ptr[tlen++] = NUL; | |
| 1277 else | |
| 1278 ptr[tlen++] = p[ni]; | |
| 1279 } | |
| 1280 read_buf_col += n; | |
| 1281 break; | |
| 1282 } | |
| 1283 else | |
| 1284 { | |
| 1285 /* Append whole line and new-line. Change NL | |
| 1286 * to NUL to reverse the effect done below. */ | |
| 1287 for (ni = 0; ni < n; ++ni) | |
| 1288 { | |
| 1289 if (p[ni] == NL) | |
| 1290 ptr[tlen++] = NUL; | |
| 1291 else | |
| 1292 ptr[tlen++] = p[ni]; | |
| 1293 } | |
| 1294 ptr[tlen++] = NL; | |
| 1295 read_buf_col = 0; | |
| 1296 if (++read_buf_lnum > from) | |
| 1297 { | |
| 1298 /* When the last line didn't have an | |
| 1299 * end-of-line don't add it now either. */ | |
| 1300 if (!curbuf->b_p_eol) | |
| 1301 --tlen; | |
| 1302 size = tlen; | |
| 1303 break; | |
| 1304 } | |
| 1305 } | |
| 1306 } | |
| 1307 } | |
| 1308 } | |
| 1309 else | |
| 1310 { | |
| 1311 /* | |
| 1312 * Read bytes from the file. | |
| 1313 */ | |
| 2664 | 1314 size = read_eintr(fd, ptr, size); |
| 7 | 1315 } |
| 1316 | |
| 6122 | 1317 #ifdef FEAT_CRYPT |
| 1318 /* | |
| 1319 * At start of file: Check for magic number of encryption. | |
| 1320 */ | |
| 1321 if (filesize == 0 && size > 0) | |
| 1322 cryptkey = check_for_cryptkey(cryptkey, ptr, &size, | |
| 1323 &filesize, newfile, sfname, | |
| 1324 &did_ask_for_key); | |
| 1325 /* | |
| 1326 * Decrypt the read bytes. This is done before checking for | |
| 1327 * EOF because the crypt layer may be buffering. | |
| 1328 */ | |
|
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1329 if (cryptkey != NULL && curbuf->b_cryptstate != NULL |
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1330 && size > 0) |
| 6122 | 1331 { |
|
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|
1332 # ifdef CRYPT_NOT_INPLACE |
| 6122 | 1333 if (crypt_works_inplace(curbuf->b_cryptstate)) |
| 1334 { | |
|
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1335 # endif |
| 6122 | 1336 crypt_decode_inplace(curbuf->b_cryptstate, ptr, size); |
|
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1337 # ifdef CRYPT_NOT_INPLACE |
| 6122 | 1338 } |
| 1339 else | |
| 1340 { | |
| 1341 char_u *newptr = NULL; | |
| 1342 int decrypted_size; | |
| 1343 | |
| 1344 decrypted_size = crypt_decode_alloc( | |
| 1345 curbuf->b_cryptstate, ptr, size, &newptr); | |
| 1346 | |
| 1347 /* If the crypt layer is buffering, not producing | |
| 1348 * anything yet, need to read more. */ | |
|
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|
1349 if (decrypted_size == 0) |
| 6122 | 1350 continue; |
| 1351 | |
| 1352 if (linerest == 0) | |
| 1353 { | |
| 1354 /* Simple case: reuse returned buffer (may be | |
| 1355 * NULL, checked later). */ | |
| 1356 new_buffer = newptr; | |
| 1357 } | |
| 1358 else | |
| 1359 { | |
| 1360 long_u new_size; | |
| 1361 | |
| 1362 /* Need new buffer to add bytes carried over. */ | |
| 1363 new_size = (long_u)(decrypted_size + linerest + 1); | |
| 1364 new_buffer = lalloc(new_size, FALSE); | |
| 1365 if (new_buffer == NULL) | |
| 1366 { | |
| 1367 do_outofmem_msg(new_size); | |
| 1368 error = TRUE; | |
| 1369 break; | |
| 1370 } | |
| 1371 | |
| 1372 mch_memmove(new_buffer, buffer, linerest); | |
| 1373 if (newptr != NULL) | |
| 1374 mch_memmove(new_buffer + linerest, newptr, | |
| 1375 decrypted_size); | |
| 1376 } | |
| 1377 | |
| 1378 if (new_buffer != NULL) | |
| 1379 { | |
| 1380 vim_free(buffer); | |
| 1381 buffer = new_buffer; | |
| 1382 new_buffer = NULL; | |
| 1383 line_start = buffer; | |
| 1384 ptr = buffer + linerest; | |
| 1385 } | |
| 1386 size = decrypted_size; | |
| 1387 } | |
|
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|
1388 # endif |
| 6122 | 1389 } |
| 1390 #endif | |
| 1391 | |
| 7 | 1392 if (size <= 0) |
| 1393 { | |
| 1394 if (size < 0) /* read error */ | |
| 1395 error = TRUE; | |
| 1396 else if (conv_restlen > 0) | |
| 595 | 1397 { |
| 1597 | 1398 /* |
| 1399 * Reached end-of-file but some trailing bytes could | |
| 1400 * not be converted. Truncated file? | |
| 1401 */ | |
| 1402 | |
| 1403 /* When we did a conversion report an error. */ | |
| 1404 if (fio_flags != 0 | |
|
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|
1405 #ifdef USE_ICONV |
| 1597 | 1406 || iconv_fd != (iconv_t)-1 |
|
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|
1407 #endif |
| 1597 | 1408 ) |
| 1409 { | |
| 4331 | 1410 if (can_retry) |
| 1411 goto rewind_retry; | |
| 1597 | 1412 if (conv_error == 0) |
| 1413 conv_error = curbuf->b_ml.ml_line_count | |
| 1414 - linecnt + 1; | |
| 1415 } | |
| 1416 /* Remember the first linenr with an illegal byte */ | |
| 1417 else if (illegal_byte == 0) | |
| 1418 illegal_byte = curbuf->b_ml.ml_line_count | |
| 1419 - linecnt + 1; | |
| 1420 if (bad_char_behavior == BAD_DROP) | |
| 595 | 1421 { |
| 1597 | 1422 *(ptr - conv_restlen) = NUL; |
| 1423 conv_restlen = 0; | |
| 1424 } | |
| 1425 else | |
| 1426 { | |
| 1427 /* Replace the trailing bytes with the replacement | |
| 1428 * character if we were converting; if we weren't, | |
| 1429 * leave the UTF8 checking code to do it, as it | |
| 1430 * works slightly differently. */ | |
| 1431 if (bad_char_behavior != BAD_KEEP && (fio_flags != 0 | |
|
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|
1432 #ifdef USE_ICONV |
| 1597 | 1433 || iconv_fd != (iconv_t)-1 |
|
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changeset
|
1434 #endif |
| 1597 | 1435 )) |
| 1436 { | |
| 1437 while (conv_restlen > 0) | |
| 1438 { | |
| 1439 *(--ptr) = bad_char_behavior; | |
| 1440 --conv_restlen; | |
| 1441 } | |
| 1442 } | |
| 595 | 1443 fio_flags = 0; /* don't convert this */ |
|
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changeset
|
1444 #ifdef USE_ICONV |
| 834 | 1445 if (iconv_fd != (iconv_t)-1) |
| 1446 { | |
| 1447 iconv_close(iconv_fd); | |
| 1448 iconv_fd = (iconv_t)-1; | |
| 1449 } | |
|
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changeset
|
1450 #endif |
| 595 | 1451 } |
| 1452 } | |
| 7 | 1453 } |
| 1454 } | |
| 1455 skip_read = FALSE; | |
| 1456 | |
| 1457 /* | |
| 1458 * At start of file (or after crypt magic number): Check for BOM. | |
| 1459 * Also check for a BOM for other Unicode encodings, but not after | |
| 1460 * converting with 'charconvert' or when a BOM has already been | |
| 1461 * found. | |
| 1462 */ | |
| 1463 if ((filesize == 0 | |
|
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changeset
|
1464 #ifdef FEAT_CRYPT |
| 6122 | 1465 || (cryptkey != NULL |
| 1466 && filesize == crypt_get_header_len( | |
| 1467 crypt_get_method_nr(curbuf))) | |
|
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changeset
|
1468 #endif |
| 7 | 1469 ) |
| 1470 && (fio_flags == FIO_UCSBOM | |
| 1471 || (!curbuf->b_p_bomb | |
| 1472 && tmpname == NULL | |
| 1473 && (*fenc == 'u' || (*fenc == NUL && enc_utf8))))) | |
| 1474 { | |
| 1475 char_u *ccname; | |
| 1476 int blen; | |
| 1477 | |
| 1478 /* no BOM detection in a short file or in binary mode */ | |
| 1479 if (size < 2 || curbuf->b_p_bin) | |
| 1480 ccname = NULL; | |
| 1481 else | |
| 1482 ccname = check_for_bom(ptr, size, &blen, | |
| 1483 fio_flags == FIO_UCSBOM ? FIO_ALL : get_fio_flags(fenc)); | |
| 1484 if (ccname != NULL) | |
| 1485 { | |
| 1486 /* Remove BOM from the text */ | |
| 1487 filesize += blen; | |
| 1488 size -= blen; | |
| 1489 mch_memmove(ptr, ptr + blen, (size_t)size); | |
| 819 | 1490 if (set_options) |
| 1352 | 1491 { |
| 7 | 1492 curbuf->b_p_bomb = TRUE; |
| 1352 | 1493 curbuf->b_start_bomb = TRUE; |
| 1494 } | |
| 7 | 1495 } |
| 1496 | |
| 1497 if (fio_flags == FIO_UCSBOM) | |
| 1498 { | |
| 1499 if (ccname == NULL) | |
| 1500 { | |
| 1501 /* No BOM detected: retry with next encoding. */ | |
| 1502 advance_fenc = TRUE; | |
| 1503 } | |
| 1504 else | |
| 1505 { | |
| 1506 /* BOM detected: set "fenc" and jump back */ | |
| 1507 if (fenc_alloced) | |
| 1508 vim_free(fenc); | |
| 1509 fenc = ccname; | |
| 1510 fenc_alloced = FALSE; | |
| 1511 } | |
| 1512 /* retry reading without getting new bytes or rewinding */ | |
| 1513 skip_read = TRUE; | |
| 1514 goto retry; | |
| 1515 } | |
| 1516 } | |
| 1597 | 1517 |
| 1518 /* Include not converted bytes. */ | |
| 1519 ptr -= conv_restlen; | |
| 1520 size += conv_restlen; | |
| 1521 conv_restlen = 0; | |
| 7 | 1522 /* |
| 1523 * Break here for a read error or end-of-file. | |
| 1524 */ | |
| 1525 if (size <= 0) | |
| 1526 break; | |
| 1527 | |
|
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changeset
|
1528 |
|
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diff
changeset
|
1529 #ifdef USE_ICONV |
| 7 | 1530 if (iconv_fd != (iconv_t)-1) |
| 1531 { | |
| 1532 /* | |
| 1533 * Attempt conversion of the read bytes to 'encoding' using | |
| 1534 * iconv(). | |
| 1535 */ | |
| 1536 const char *fromp; | |
| 1537 char *top; | |
| 1538 size_t from_size; | |
| 1539 size_t to_size; | |
| 1540 | |
| 1541 fromp = (char *)ptr; | |
| 1542 from_size = size; | |
| 1543 ptr += size; | |
| 1544 top = (char *)ptr; | |
| 1545 to_size = real_size - size; | |
| 1546 | |
| 1547 /* | |
| 1548 * If there is conversion error or not enough room try using | |
| 179 | 1549 * another conversion. Except for when there is no |
| 1550 * alternative (help files). | |
| 7 | 1551 */ |
| 177 | 1552 while ((iconv(iconv_fd, (void *)&fromp, &from_size, |
| 1553 &top, &to_size) | |
| 7 | 1554 == (size_t)-1 && ICONV_ERRNO != ICONV_EINVAL) |
| 1555 || from_size > CONV_RESTLEN) | |
| 177 | 1556 { |
| 595 | 1557 if (can_retry) |
| 375 | 1558 goto rewind_retry; |
| 595 | 1559 if (conv_error == 0) |
| 1560 conv_error = readfile_linenr(linecnt, | |
| 1561 ptr, (char_u *)top); | |
| 1562 | |
| 1563 /* Deal with a bad byte and continue with the next. */ | |
| 177 | 1564 ++fromp; |
| 1565 --from_size; | |
| 595 | 1566 if (bad_char_behavior == BAD_KEEP) |
| 1567 { | |
| 1568 *top++ = *(fromp - 1); | |
| 1569 --to_size; | |
| 1570 } | |
| 1571 else if (bad_char_behavior != BAD_DROP) | |
| 1572 { | |
| 1573 *top++ = bad_char_behavior; | |
| 1574 --to_size; | |
| 1575 } | |
| 177 | 1576 } |
| 7 | 1577 |
| 1578 if (from_size > 0) | |
| 1579 { | |
| 1580 /* Some remaining characters, keep them for the next | |
| 1581 * round. */ | |
| 1582 mch_memmove(conv_rest, (char_u *)fromp, from_size); | |
| 1583 conv_restlen = (int)from_size; | |
| 1584 } | |
| 1585 | |
| 1586 /* move the linerest to before the converted characters */ | |
| 1587 line_start = ptr - linerest; | |
| 1588 mch_memmove(line_start, buffer, (size_t)linerest); | |
| 1589 size = (long)((char_u *)top - ptr); | |
| 1590 } | |
|
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changeset
|
1591 #endif |
|
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|
1592 |
|
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patch 8.1.0805: too many #ifdefs
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changeset
|
1593 #ifdef WIN3264 |
| 7 | 1594 if (fio_flags & FIO_CODEPAGE) |
| 1595 { | |
| 595 | 1596 char_u *src, *dst; |
| 1597 WCHAR ucs2buf[3]; | |
| 1598 int ucs2len; | |
| 1599 int codepage = FIO_GET_CP(fio_flags); | |
| 1600 int bytelen; | |
| 1601 int found_bad; | |
| 1602 char replstr[2]; | |
| 1603 | |
| 7 | 1604 /* |
| 1605 * Conversion from an MS-Windows codepage or UTF-8 to UTF-8 or | |
| 595 | 1606 * a codepage, using standard MS-Windows functions. This |
| 1607 * requires two steps: | |
| 1608 * 1. convert from 'fileencoding' to ucs-2 | |
| 1609 * 2. convert from ucs-2 to 'encoding' | |
| 1610 * | |
| 1611 * Because there may be illegal bytes AND an incomplete byte | |
| 1612 * sequence at the end, we may have to do the conversion one | |
| 1613 * character at a time to get it right. | |
| 7 | 1614 */ |
| 595 | 1615 |
| 1616 /* Replacement string for WideCharToMultiByte(). */ | |
| 1617 if (bad_char_behavior > 0) | |
| 1618 replstr[0] = bad_char_behavior; | |
| 1619 else | |
| 1620 replstr[0] = '?'; | |
| 1621 replstr[1] = NUL; | |
| 1622 | |
| 1623 /* | |
| 1624 * Move the bytes to the end of the buffer, so that we have | |
| 1625 * room to put the result at the start. | |
| 1626 */ | |
| 1627 src = ptr + real_size - size; | |
| 1628 mch_memmove(src, ptr, size); | |
| 7 | 1629 |
| 1630 /* | |
| 595 | 1631 * Do the conversion. |
| 7 | 1632 */ |
| 595 | 1633 dst = ptr; |
| 1634 size = size; | |
| 1635 while (size > 0) | |
| 7 | 1636 { |
| 595 | 1637 found_bad = FALSE; |
| 7 | 1638 |
| 1639 # ifdef CP_UTF8 /* VC 4.1 doesn't define CP_UTF8 */ | |
| 595 | 1640 if (codepage == CP_UTF8) |
| 7 | 1641 { |
| 595 | 1642 /* Handle CP_UTF8 input ourselves to be able to handle |
| 1643 * trailing bytes properly. | |
| 1644 * Get one UTF-8 character from src. */ | |
| 835 | 1645 bytelen = (int)utf_ptr2len_len(src, size); |
| 595 | 1646 if (bytelen > size) |
| 1647 { | |
| 1648 /* Only got some bytes of a character. Normally | |
| 1649 * it's put in "conv_rest", but if it's too long | |
| 1650 * deal with it as if they were illegal bytes. */ | |
| 1651 if (bytelen <= CONV_RESTLEN) | |
| 1652 break; | |
| 1653 | |
| 1654 /* weird overlong byte sequence */ | |
| 1655 bytelen = size; | |
| 1656 found_bad = TRUE; | |
| 1657 } | |
| 1658 else | |
| 1659 { | |
| 799 | 1660 int u8c = utf_ptr2char(src); |
| 1661 | |
| 622 | 1662 if (u8c > 0xffff || (*src >= 0x80 && bytelen == 1)) |
| 595 | 1663 found_bad = TRUE; |
| 1664 ucs2buf[0] = u8c; | |
| 1665 ucs2len = 1; | |
| 1666 } | |
| 7 | 1667 } |
| 595 | 1668 else |
| 7 | 1669 # endif |
| 595 | 1670 { |
| 1671 /* We don't know how long the byte sequence is, try | |
| 1672 * from one to three bytes. */ | |
| 1673 for (bytelen = 1; bytelen <= size && bytelen <= 3; | |
| 1674 ++bytelen) | |
| 1675 { | |
| 1676 ucs2len = MultiByteToWideChar(codepage, | |
| 1677 MB_ERR_INVALID_CHARS, | |
| 1678 (LPCSTR)src, bytelen, | |
| 1679 ucs2buf, 3); | |
| 1680 if (ucs2len > 0) | |
| 1681 break; | |
| 1682 } | |
| 1683 if (ucs2len == 0) | |
| 1684 { | |
| 1685 /* If we have only one byte then it's probably an | |
| 1686 * incomplete byte sequence. Otherwise discard | |
| 1687 * one byte as a bad character. */ | |
| 1688 if (size == 1) | |
| 1689 break; | |
| 1690 found_bad = TRUE; | |
| 1691 bytelen = 1; | |
| 1692 } | |
| 1693 } | |
| 1694 | |
| 1695 if (!found_bad) | |
| 7 | 1696 { |
| 595 | 1697 int i; |
| 1698 | |
| 1699 /* Convert "ucs2buf[ucs2len]" to 'enc' in "dst". */ | |
| 1700 if (enc_utf8) | |
| 1701 { | |
| 1702 /* From UCS-2 to UTF-8. Cannot fail. */ | |
| 1703 for (i = 0; i < ucs2len; ++i) | |
| 1704 dst += utf_char2bytes(ucs2buf[i], dst); | |
| 1705 } | |
| 1706 else | |
| 1707 { | |
| 1708 BOOL bad = FALSE; | |
| 1709 int dstlen; | |
| 1710 | |
| 1711 /* From UCS-2 to "enc_codepage". If the | |
| 1712 * conversion uses the default character "?", | |
| 1713 * the data doesn't fit in this encoding. */ | |
| 1714 dstlen = WideCharToMultiByte(enc_codepage, 0, | |
| 1715 (LPCWSTR)ucs2buf, ucs2len, | |
| 835 | 1716 (LPSTR)dst, (int)(src - dst), |
| 595 | 1717 replstr, &bad); |
| 1718 if (bad) | |
| 1719 found_bad = TRUE; | |
| 1720 else | |
| 1721 dst += dstlen; | |
| 1722 } | |
| 7 | 1723 } |
| 595 | 1724 |
| 1725 if (found_bad) | |
| 1726 { | |
| 1727 /* Deal with bytes we can't convert. */ | |
| 1728 if (can_retry) | |
| 1729 goto rewind_retry; | |
| 1730 if (conv_error == 0) | |
| 1731 conv_error = readfile_linenr(linecnt, ptr, dst); | |
| 1732 if (bad_char_behavior != BAD_DROP) | |
| 1733 { | |
| 1734 if (bad_char_behavior == BAD_KEEP) | |
| 1735 { | |
| 1736 mch_memmove(dst, src, bytelen); | |
| 1737 dst += bytelen; | |
| 1738 } | |
| 1739 else | |
| 1740 *dst++ = bad_char_behavior; | |
| 1741 } | |
| 1742 } | |
| 1743 | |
| 1744 src += bytelen; | |
| 1745 size -= bytelen; | |
| 7 | 1746 } |
| 595 | 1747 |
| 1748 if (size > 0) | |
| 7 | 1749 { |
| 595 | 1750 /* An incomplete byte sequence remaining. */ |
| 1751 mch_memmove(conv_rest, src, size); | |
| 1752 conv_restlen = size; | |
| 7 | 1753 } |
| 595 | 1754 |
| 1755 /* The new size is equal to how much "dst" was advanced. */ | |
| 835 | 1756 size = (long)(dst - ptr); |
| 7 | 1757 } |
| 1758 else | |
|
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changeset
|
1759 #endif |
|
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changeset
|
1760 #ifdef MACOS_CONVERT |
| 7 | 1761 if (fio_flags & FIO_MACROMAN) |
| 1762 { | |
| 1763 /* | |
| 1764 * Conversion from Apple MacRoman char encoding to UTF-8 or | |
| 18 | 1765 * latin1. This is in os_mac_conv.c. |
| 7 | 1766 */ |
| 18 | 1767 if (macroman2enc(ptr, &size, real_size) == FAIL) |
| 7 | 1768 goto rewind_retry; |
| 1769 } | |
| 1770 else | |
|
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|
1771 #endif |
| 7 | 1772 if (fio_flags != 0) |
| 1773 { | |
| 1774 int u8c; | |
| 1775 char_u *dest; | |
| 1776 char_u *tail = NULL; | |
| 1777 | |
| 1778 /* | |
| 1779 * "enc_utf8" set: Convert Unicode or Latin1 to UTF-8. | |
| 1780 * "enc_utf8" not set: Convert Unicode to Latin1. | |
| 1781 * Go from end to start through the buffer, because the number | |
| 1782 * of bytes may increase. | |
| 1783 * "dest" points to after where the UTF-8 bytes go, "p" points | |
| 1784 * to after the next character to convert. | |
| 1785 */ | |
| 1786 dest = ptr + real_size; | |
| 1787 if (fio_flags == FIO_LATIN1 || fio_flags == FIO_UTF8) | |
| 1788 { | |
| 1789 p = ptr + size; | |
| 1790 if (fio_flags == FIO_UTF8) | |
| 1791 { | |
| 1792 /* Check for a trailing incomplete UTF-8 sequence */ | |
| 1793 tail = ptr + size - 1; | |
| 1794 while (tail > ptr && (*tail & 0xc0) == 0x80) | |
| 1795 --tail; | |
| 1796 if (tail + utf_byte2len(*tail) <= ptr + size) | |
| 1797 tail = NULL; | |
| 1798 else | |
| 1799 p = tail; | |
| 1800 } | |
| 1801 } | |
| 1802 else if (fio_flags & (FIO_UCS2 | FIO_UTF16)) | |
| 1803 { | |
| 1804 /* Check for a trailing byte */ | |
| 1805 p = ptr + (size & ~1); | |
| 1806 if (size & 1) | |
| 1807 tail = p; | |
| 1808 if ((fio_flags & FIO_UTF16) && p > ptr) | |
| 1809 { | |
| 1810 /* Check for a trailing leading word */ | |
| 1811 if (fio_flags & FIO_ENDIAN_L) | |
| 1812 { | |
| 1813 u8c = (*--p << 8); | |
| 1814 u8c += *--p; | |
| 1815 } | |
| 1816 else | |
| 1817 { | |
| 1818 u8c = *--p; | |
| 1819 u8c += (*--p << 8); | |
| 1820 } | |
| 1821 if (u8c >= 0xd800 && u8c <= 0xdbff) | |
| 1822 tail = p; | |
| 1823 else | |
| 1824 p += 2; | |
| 1825 } | |
| 1826 } | |
| 1827 else /* FIO_UCS4 */ | |
| 1828 { | |
| 1829 /* Check for trailing 1, 2 or 3 bytes */ | |
| 1830 p = ptr + (size & ~3); | |
| 1831 if (size & 3) | |
| 1832 tail = p; | |
| 1833 } | |
| 1834 | |
| 1835 /* If there is a trailing incomplete sequence move it to | |
| 1836 * conv_rest[]. */ | |
| 1837 if (tail != NULL) | |
| 1838 { | |
| 1839 conv_restlen = (int)((ptr + size) - tail); | |
| 1840 mch_memmove(conv_rest, (char_u *)tail, conv_restlen); | |
| 1841 size -= conv_restlen; | |
| 1842 } | |
| 1843 | |
| 1844 | |
| 1845 while (p > ptr) | |
| 1846 { | |
| 1847 if (fio_flags & FIO_LATIN1) | |
| 1848 u8c = *--p; | |
| 1849 else if (fio_flags & (FIO_UCS2 | FIO_UTF16)) | |
| 1850 { | |
| 1851 if (fio_flags & FIO_ENDIAN_L) | |
| 1852 { | |
| 1853 u8c = (*--p << 8); | |
| 1854 u8c += *--p; | |
| 1855 } | |
| 1856 else | |
| 1857 { | |
| 1858 u8c = *--p; | |
| 1859 u8c += (*--p << 8); | |
| 1860 } | |
| 1861 if ((fio_flags & FIO_UTF16) | |
| 1862 && u8c >= 0xdc00 && u8c <= 0xdfff) | |
| 1863 { | |
| 1864 int u16c; | |
| 1865 | |
| 1866 if (p == ptr) | |
| 1867 { | |
| 1868 /* Missing leading word. */ | |
| 1869 if (can_retry) | |
| 1870 goto rewind_retry; | |
| 595 | 1871 if (conv_error == 0) |
| 1872 conv_error = readfile_linenr(linecnt, | |
| 1873 ptr, p); | |
| 1874 if (bad_char_behavior == BAD_DROP) | |
| 1875 continue; | |
| 1876 if (bad_char_behavior != BAD_KEEP) | |
| 1877 u8c = bad_char_behavior; | |
| 7 | 1878 } |
| 1879 | |
| 1880 /* found second word of double-word, get the first | |
| 1881 * word and compute the resulting character */ | |
| 1882 if (fio_flags & FIO_ENDIAN_L) | |
| 1883 { | |
| 1884 u16c = (*--p << 8); | |
| 1885 u16c += *--p; | |
| 1886 } | |
| 1887 else | |
| 1888 { | |
| 1889 u16c = *--p; | |
| 1890 u16c += (*--p << 8); | |
| 1891 } | |
| 595 | 1892 u8c = 0x10000 + ((u16c & 0x3ff) << 10) |
| 1893 + (u8c & 0x3ff); | |
| 1894 | |
| 7 | 1895 /* Check if the word is indeed a leading word. */ |
| 1896 if (u16c < 0xd800 || u16c > 0xdbff) | |
| 1897 { | |
| 1898 if (can_retry) | |
| 1899 goto rewind_retry; | |
| 595 | 1900 if (conv_error == 0) |
| 1901 conv_error = readfile_linenr(linecnt, | |
| 1902 ptr, p); | |
| 1903 if (bad_char_behavior == BAD_DROP) | |
| 1904 continue; | |
| 1905 if (bad_char_behavior != BAD_KEEP) | |
| 1906 u8c = bad_char_behavior; | |
| 7 | 1907 } |
| 1908 } | |
| 1909 } | |
| 1910 else if (fio_flags & FIO_UCS4) | |
| 1911 { | |
| 1912 if (fio_flags & FIO_ENDIAN_L) | |
| 1913 { | |
|
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changeset
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1914 u8c = (unsigned)*--p << 24; |
|
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patch 8.0.1227: undefined left shift in readfile()
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diff
changeset
|
1915 u8c += (unsigned)*--p << 16; |
|
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patch 8.0.1227: undefined left shift in readfile()
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parents:
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diff
changeset
|
1916 u8c += (unsigned)*--p << 8; |
| 7 | 1917 u8c += *--p; |
| 1918 } | |
| 1919 else /* big endian */ | |
| 1920 { | |
| 1921 u8c = *--p; | |
|
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diff
changeset
|
1922 u8c += (unsigned)*--p << 8; |
|
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patch 8.0.1227: undefined left shift in readfile()
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parents:
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diff
changeset
|
1923 u8c += (unsigned)*--p << 16; |
|
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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
|
1924 u8c += (unsigned)*--p << 24; |
| 7 | 1925 } |
| 1926 } | |
| 1927 else /* UTF-8 */ | |
| 1928 { | |
| 1929 if (*--p < 0x80) | |
| 1930 u8c = *p; | |
| 1931 else | |
| 1932 { | |
| 1933 len = utf_head_off(ptr, p); | |
| 595 | 1934 p -= len; |
| 1935 u8c = utf_ptr2char(p); | |
| 7 | 1936 if (len == 0) |
| 1937 { | |
| 1938 /* Not a valid UTF-8 character, retry with | |
| 1939 * another fenc when possible, otherwise just | |
| 1940 * report the error. */ | |
| 1941 if (can_retry) | |
| 1942 goto rewind_retry; | |
| 595 | 1943 if (conv_error == 0) |
| 1944 conv_error = readfile_linenr(linecnt, | |
| 1945 ptr, p); | |
| 1946 if (bad_char_behavior == BAD_DROP) | |
| 1947 continue; | |
| 1948 if (bad_char_behavior != BAD_KEEP) | |
| 1949 u8c = bad_char_behavior; | |
| 7 | 1950 } |
| 1951 } | |
| 1952 } | |
| 1953 if (enc_utf8) /* produce UTF-8 */ | |
| 1954 { | |
| 1955 dest -= utf_char2len(u8c); | |
| 1956 (void)utf_char2bytes(u8c, dest); | |
| 1957 } | |
| 1958 else /* produce Latin1 */ | |
| 1959 { | |
| 1960 --dest; | |
| 1961 if (u8c >= 0x100) | |
| 1962 { | |
| 1963 /* character doesn't fit in latin1, retry with | |
| 1964 * another fenc when possible, otherwise just | |
| 1965 * report the error. */ | |
| 595 | 1966 if (can_retry) |
| 7 | 1967 goto rewind_retry; |
| 595 | 1968 if (conv_error == 0) |
| 1969 conv_error = readfile_linenr(linecnt, ptr, p); | |
| 1970 if (bad_char_behavior == BAD_DROP) | |
| 1971 ++dest; | |
| 1972 else if (bad_char_behavior == BAD_KEEP) | |
| 1973 *dest = u8c; | |
| 1974 else if (eap != NULL && eap->bad_char != 0) | |
| 1975 *dest = bad_char_behavior; | |
| 1976 else | |
| 1977 *dest = 0xBF; | |
| 7 | 1978 } |
| 1979 else | |
| 1980 *dest = u8c; | |
| 1981 } | |
| 1982 } | |
| 1983 | |
| 1984 /* move the linerest to before the converted characters */ | |
| 1985 line_start = dest - linerest; | |
| 1986 mch_memmove(line_start, buffer, (size_t)linerest); | |
| 1987 size = (long)((ptr + real_size) - dest); | |
| 1988 ptr = dest; | |
| 1989 } | |
| 1597 | 1990 else if (enc_utf8 && !curbuf->b_p_bin) |
| 1991 { | |
| 1992 int incomplete_tail = FALSE; | |
| 1993 | |
| 1994 /* Reading UTF-8: Check if the bytes are valid UTF-8. */ | |
| 1995 for (p = ptr; ; ++p) | |
| 7 | 1996 { |
| 835 | 1997 int todo = (int)((ptr + size) - p); |
| 595 | 1998 int l; |
| 1999 | |
| 2000 if (todo <= 0) | |
| 2001 break; | |
| 7 | 2002 if (*p >= 0x80) |
| 2003 { | |
| 2004 /* A length of 1 means it's an illegal byte. Accept | |
| 2005 * an incomplete character at the end though, the next | |
| 2006 * read() will get the next bytes, we'll check it | |
| 2007 * then. */ | |
| 595 | 2008 l = utf_ptr2len_len(p, todo); |
| 1597 | 2009 if (l > todo && !incomplete_tail) |
| 7 | 2010 { |
| 1597 | 2011 /* Avoid retrying with a different encoding when |
| 2012 * a truncated file is more likely, or attempting | |
| 2013 * to read the rest of an incomplete sequence when | |
| 2014 * we have already done so. */ | |
| 2015 if (p > ptr || filesize > 0) | |
| 2016 incomplete_tail = TRUE; | |
| 2017 /* Incomplete byte sequence, move it to conv_rest[] | |
| 2018 * and try to read the rest of it, unless we've | |
| 2019 * already done so. */ | |
| 2020 if (p > ptr) | |
| 2021 { | |
| 2022 conv_restlen = todo; | |
| 2023 mch_memmove(conv_rest, p, conv_restlen); | |
| 2024 size -= conv_restlen; | |
| 2025 break; | |
| 2026 } | |
| 7 | 2027 } |
| 1597 | 2028 if (l == 1 || l > todo) |
| 595 | 2029 { |
| 2030 /* Illegal byte. If we can try another encoding | |
| 1597 | 2031 * do that, unless at EOF where a truncated |
| 2032 * file is more likely than a conversion error. */ | |
| 2033 if (can_retry && !incomplete_tail) | |
| 595 | 2034 break; |
|
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Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
2035 #ifdef USE_ICONV |
| 595 | 2036 /* When we did a conversion report an error. */ |
| 2037 if (iconv_fd != (iconv_t)-1 && conv_error == 0) | |
| 2038 conv_error = readfile_linenr(linecnt, ptr, p); | |
|
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Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
2039 #endif |
| 1597 | 2040 /* Remember the first linenr with an illegal byte */ |
| 2041 if (conv_error == 0 && illegal_byte == 0) | |
| 2042 illegal_byte = readfile_linenr(linecnt, ptr, p); | |
| 595 | 2043 |
| 2044 /* Drop, keep or replace the bad byte. */ | |
| 2045 if (bad_char_behavior == BAD_DROP) | |
| 2046 { | |
| 1597 | 2047 mch_memmove(p, p + 1, todo - 1); |
| 595 | 2048 --p; |
| 2049 --size; | |
| 2050 } | |
| 2051 else if (bad_char_behavior != BAD_KEEP) | |
| 2052 *p = bad_char_behavior; | |
| 2053 } | |
| 1597 | 2054 else |
| 2055 p += l - 1; | |
| 7 | 2056 } |
| 2057 } | |
| 1597 | 2058 if (p < ptr + size && !incomplete_tail) |
| 7 | 2059 { |
| 2060 /* Detected a UTF-8 error. */ | |
| 2061 rewind_retry: | |
| 595 | 2062 /* Retry reading with another conversion. */ |
|
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patch 8.1.0805: too many #ifdefs
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parents:
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diff
changeset
|
2063 #if defined(FEAT_EVAL) && defined(USE_ICONV) |
| 595 | 2064 if (*p_ccv != NUL && iconv_fd != (iconv_t)-1) |
| 2065 /* iconv() failed, try 'charconvert' */ | |
| 2066 did_iconv = TRUE; | |
| 7 | 2067 else |
|
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patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
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diff
changeset
|
2068 #endif |
| 595 | 2069 /* use next item from 'fileencodings' */ |
| 2070 advance_fenc = TRUE; | |
| 2071 file_rewind = TRUE; | |
| 2072 goto retry; | |
| 7 | 2073 } |
| 2074 } | |
| 2075 | |
| 2076 /* count the number of characters (after conversion!) */ | |
| 2077 filesize += size; | |
| 2078 | |
| 2079 /* | |
| 2080 * when reading the first part of a file: guess EOL type | |
| 2081 */ | |
| 2082 if (fileformat == EOL_UNKNOWN) | |
| 2083 { | |
| 2084 /* First try finding a NL, for Dos and Unix */ | |
| 2085 if (try_dos || try_unix) | |
| 2086 { | |
| 6635 | 2087 /* Reset the carriage return counter. */ |
| 2088 if (try_mac) | |
| 2089 try_mac = 1; | |
| 2090 | |
| 7 | 2091 for (p = ptr; p < ptr + size; ++p) |
| 2092 { | |
| 2093 if (*p == NL) | |
| 2094 { | |
| 2095 if (!try_unix | |
| 2096 || (try_dos && p > ptr && p[-1] == CAR)) | |
| 2097 fileformat = EOL_DOS; | |
| 2098 else | |
| 2099 fileformat = EOL_UNIX; | |
| 2100 break; | |
| 2101 } | |
| 6618 | 2102 else if (*p == CAR && try_mac) |
| 2103 try_mac++; | |
| 7 | 2104 } |
| 2105 | |
| 2106 /* Don't give in to EOL_UNIX if EOL_MAC is more likely */ | |
| 2107 if (fileformat == EOL_UNIX && try_mac) | |
| 2108 { | |
| 2109 /* Need to reset the counters when retrying fenc. */ | |
| 2110 try_mac = 1; | |
| 2111 try_unix = 1; | |
| 2112 for (; p >= ptr && *p != CAR; p--) | |
| 2113 ; | |
| 2114 if (p >= ptr) | |
| 2115 { | |
| 2116 for (p = ptr; p < ptr + size; ++p) | |
| 2117 { | |
| 2118 if (*p == NL) | |
| 2119 try_unix++; | |
| 2120 else if (*p == CAR) | |
| 2121 try_mac++; | |
| 2122 } | |
| 2123 if (try_mac > try_unix) | |
| 2124 fileformat = EOL_MAC; | |
| 2125 } | |
| 2126 } | |
| 6618 | 2127 else if (fileformat == EOL_UNKNOWN && try_mac == 1) |
| 2128 /* Looking for CR but found no end-of-line markers at | |
| 2129 * all: use the default format. */ | |
| 2130 fileformat = default_fileformat(); | |
| 7 | 2131 } |
| 2132 | |
| 2133 /* No NL found: may use Mac format */ | |
| 2134 if (fileformat == EOL_UNKNOWN && try_mac) | |
| 2135 fileformat = EOL_MAC; | |
| 2136 | |
| 2137 /* Still nothing found? Use first format in 'ffs' */ | |
| 2138 if (fileformat == EOL_UNKNOWN) | |
| 2139 fileformat = default_fileformat(); | |
| 2140 | |
| 2141 /* if editing a new file: may set p_tx and p_ff */ | |
| 819 | 2142 if (set_options) |
| 7 | 2143 set_fileformat(fileformat, OPT_LOCAL); |
| 2144 } | |
| 2145 } | |
| 2146 | |
| 2147 /* | |
| 2148 * This loop is executed once for every character read. | |
| 2149 * Keep it fast! | |
| 2150 */ | |
| 2151 if (fileformat == EOL_MAC) | |
| 2152 { | |
| 2153 --ptr; | |
| 2154 while (++ptr, --size >= 0) | |
| 2155 { | |
| 2156 /* catch most common case first */ | |
| 2157 if ((c = *ptr) != NUL && c != CAR && c != NL) | |
| 2158 continue; | |
| 2159 if (c == NUL) | |
| 2160 *ptr = NL; /* NULs are replaced by newlines! */ | |
| 2161 else if (c == NL) | |
| 2162 *ptr = CAR; /* NLs are replaced by CRs! */ | |
| 2163 else | |
| 2164 { | |
| 2165 if (skip_count == 0) | |
| 2166 { | |
| 2167 *ptr = NUL; /* end of line */ | |
| 2168 len = (colnr_T) (ptr - line_start + 1); | |
| 2169 if (ml_append(lnum, line_start, len, newfile) == FAIL) | |
| 2170 { | |
| 2171 error = TRUE; | |
| 2172 break; | |
| 2173 } | |
|
2214
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
2174 #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
|
2175 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
|
2176 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
|
2177 #endif |
| 7 | 2178 ++lnum; |
| 2179 if (--read_count == 0) | |
| 2180 { | |
| 2181 error = TRUE; /* break loop */ | |
| 2182 line_start = ptr; /* nothing left to write */ | |
| 2183 break; | |
| 2184 } | |
| 2185 } | |
| 2186 else | |
| 2187 --skip_count; | |
| 2188 line_start = ptr + 1; | |
| 2189 } | |
| 2190 } | |
| 2191 } | |
| 2192 else | |
| 2193 { | |
| 2194 --ptr; | |
| 2195 while (++ptr, --size >= 0) | |
| 2196 { | |
| 2197 if ((c = *ptr) != NUL && c != NL) /* catch most common case */ | |
| 2198 continue; | |
| 2199 if (c == NUL) | |
| 2200 *ptr = NL; /* NULs are replaced by newlines! */ | |
| 2201 else | |
| 2202 { | |
| 2203 if (skip_count == 0) | |
| 2204 { | |
| 2205 *ptr = NUL; /* end of line */ | |
| 2206 len = (colnr_T)(ptr - line_start + 1); | |
| 2207 if (fileformat == EOL_DOS) | |
| 2208 { | |
|
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
|
2209 if (ptr > line_start && ptr[-1] == CAR) |
| 7 | 2210 { |
|
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
|
2211 /* remove CR before NL */ |
| 7 | 2212 ptr[-1] = NUL; |
| 2213 --len; | |
| 2214 } | |
| 2215 /* | |
| 2216 * Reading in Dos format, but no CR-LF found! | |
| 2217 * When 'fileformats' includes "unix", delete all | |
| 2218 * the lines read so far and start all over again. | |
| 2219 * Otherwise give an error message later. | |
| 2220 */ | |
| 2221 else if (ff_error != EOL_DOS) | |
| 2222 { | |
| 2223 if ( try_unix | |
| 2224 && !read_stdin | |
| 2225 && (read_buffer | |
|
9387
f094d4085014
commit https://github.com/vim/vim/commit/8767f52fbfd4f053ce00a978227c95f1d7d323fe
Christian Brabandt <cb@256bit.org>
parents:
9291
diff
changeset
|
2226 || 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
|
2227 == 0)) |
| 7 | 2228 { |
| 2229 fileformat = EOL_UNIX; | |
| 819 | 2230 if (set_options) |
| 7 | 2231 set_fileformat(EOL_UNIX, OPT_LOCAL); |
| 2232 file_rewind = TRUE; | |
| 2233 keep_fileformat = TRUE; | |
| 2234 goto retry; | |
| 2235 } | |
| 2236 ff_error = EOL_DOS; | |
| 2237 } | |
| 2238 } | |
| 2239 if (ml_append(lnum, line_start, len, newfile) == FAIL) | |
| 2240 { | |
| 2241 error = TRUE; | |
| 2242 break; | |
| 2243 } | |
|
2214
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
2244 #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
|
2245 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
|
2246 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
|
2247 #endif |
| 7 | 2248 ++lnum; |
| 2249 if (--read_count == 0) | |
| 2250 { | |
| 2251 error = TRUE; /* break loop */ | |
| 2252 line_start = ptr; /* nothing left to write */ | |
| 2253 break; | |
| 2254 } | |
| 2255 } | |
| 2256 else | |
| 2257 --skip_count; | |
| 2258 line_start = ptr + 1; | |
| 2259 } | |
| 2260 } | |
| 2261 } | |
| 2262 linerest = (long)(ptr - line_start); | |
| 2263 ui_breakcheck(); | |
| 2264 } | |
| 2265 | |
| 2266 failed: | |
| 2267 /* not an error, max. number of lines reached */ | |
| 2268 if (error && read_count == 0) | |
| 2269 error = FALSE; | |
| 2270 | |
| 2271 /* | |
| 2272 * If we get EOF in the middle of a line, note the fact and | |
| 2273 * complete the line ourselves. | |
| 2274 * In Dos format ignore a trailing CTRL-Z, unless 'binary' set. | |
| 2275 */ | |
| 2276 if (!error | |
| 2277 && !got_int | |
| 2278 && linerest != 0 | |
| 2279 && !(!curbuf->b_p_bin | |
| 2280 && fileformat == EOL_DOS | |
| 2281 && *line_start == Ctrl_Z | |
| 2282 && ptr == line_start + 1)) | |
| 2283 { | |
| 819 | 2284 /* remember for when writing */ |
| 2285 if (set_options) | |
| 7 | 2286 curbuf->b_p_eol = FALSE; |
| 2287 *ptr = NUL; | |
|
2214
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
2288 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
|
2289 if (ml_append(lnum, line_start, len, newfile) == FAIL) |
| 7 | 2290 error = TRUE; |
| 2291 else | |
|
2214
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
2292 { |
|
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
2293 #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
|
2294 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
|
2295 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
|
2296 #endif |
| 7 | 2297 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
|
2298 } |
| 7 | 2299 } |
| 2300 | |
| 819 | 2301 if (set_options) |
| 7 | 2302 save_file_ff(curbuf); /* remember the current file format */ |
| 2303 | |
| 2304 #ifdef FEAT_CRYPT | |
| 6122 | 2305 if (curbuf->b_cryptstate != NULL) |
| 2306 { | |
| 2307 crypt_free_state(curbuf->b_cryptstate); | |
| 2308 curbuf->b_cryptstate = NULL; | |
| 2309 } | |
| 2310 if (cryptkey != NULL && cryptkey != curbuf->b_p_key) | |
| 2311 crypt_free_key(cryptkey); | |
| 2312 /* Don't set cryptkey to NULL, it's used below as a flag that | |
| 2313 * encryption was used. */ | |
| 7 | 2314 #endif |
| 2315 | |
| 819 | 2316 /* If editing a new file: set 'fenc' for the current buffer. |
| 2317 * Also for ":read ++edit file". */ | |
| 2318 if (set_options) | |
| 7 | 2319 set_string_option_direct((char_u *)"fenc", -1, fenc, |
| 694 | 2320 OPT_FREE|OPT_LOCAL, 0); |
| 7 | 2321 if (fenc_alloced) |
| 2322 vim_free(fenc); | |
|
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
2323 #ifdef USE_ICONV |
| 7 | 2324 if (iconv_fd != (iconv_t)-1) |
| 2325 { | |
| 2326 iconv_close(iconv_fd); | |
| 2327 iconv_fd = (iconv_t)-1; | |
| 2328 } | |
| 2329 #endif | |
| 2330 | |
| 2331 if (!read_buffer && !read_stdin) | |
| 2332 close(fd); /* errors are ignored */ | |
| 2003 | 2333 #ifdef HAVE_FD_CLOEXEC |
| 2334 else | |
| 2335 { | |
| 2336 int fdflags = fcntl(fd, F_GETFD); | |
| 2337 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
|
2338 (void)fcntl(fd, F_SETFD, fdflags | FD_CLOEXEC); |
| 2003 | 2339 } |
| 2340 #endif | |
| 7 | 2341 vim_free(buffer); |
| 2342 | |
| 2343 #ifdef HAVE_DUP | |
| 2344 if (read_stdin) | |
| 2345 { | |
| 2346 /* Use stderr for stdin, makes shell commands work. */ | |
| 2347 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
|
2348 vim_ignored = dup(2); |
| 7 | 2349 } |
| 2350 #endif | |
| 2351 | |
| 2352 if (tmpname != NULL) | |
| 2353 { | |
| 2354 mch_remove(tmpname); /* delete converted file */ | |
| 2355 vim_free(tmpname); | |
| 2356 } | |
| 2357 --no_wait_return; /* may wait for return now */ | |
| 2358 | |
| 2359 /* | |
| 2360 * In recovery mode everything but autocommands is skipped. | |
| 2361 */ | |
| 2362 if (!recoverymode) | |
| 2363 { | |
| 2364 /* need to delete the last line, which comes from the empty buffer */ | |
| 2365 if (newfile && wasempty && !(curbuf->b_ml.ml_flags & ML_EMPTY)) | |
| 2366 { | |
| 2367 #ifdef FEAT_NETBEANS_INTG | |
| 2368 netbeansFireChanges = 0; | |
| 2369 #endif | |
| 2370 ml_delete(curbuf->b_ml.ml_line_count, FALSE); | |
| 2371 #ifdef FEAT_NETBEANS_INTG | |
| 2372 netbeansFireChanges = 1; | |
| 2373 #endif | |
| 2374 --linecnt; | |
| 2375 } | |
| 2376 linecnt = curbuf->b_ml.ml_line_count - linecnt; | |
| 2377 if (filesize == 0) | |
| 2378 linecnt = 0; | |
| 2379 if (newfile || read_buffer) | |
| 1201 | 2380 { |
| 7 | 2381 redraw_curbuf_later(NOT_VALID); |
| 1201 | 2382 #ifdef FEAT_DIFF |
| 2383 /* After reading the text into the buffer the diff info needs to | |
| 2384 * be updated. */ | |
| 2385 diff_invalidate(curbuf); | |
| 2386 #endif | |
| 2387 #ifdef FEAT_FOLDING | |
| 2388 /* All folds in the window are invalid now. Mark them for update | |
| 2389 * before triggering autocommands. */ | |
| 2390 foldUpdateAll(curwin); | |
| 2391 #endif | |
| 2392 } | |
| 7 | 2393 else if (linecnt) /* appended at least one line */ |
| 2394 appended_lines_mark(from, linecnt); | |
| 2395 | |
| 2396 #ifndef ALWAYS_USE_GUI | |
| 2397 /* | |
| 2398 * If we were reading from the same terminal as where messages go, | |
| 2399 * the screen will have been messed up. | |
| 2400 * Switch on raw mode now and clear the screen. | |
| 2401 */ | |
| 2402 if (read_stdin) | |
| 2403 { | |
| 2404 settmode(TMODE_RAW); /* set to raw mode */ | |
| 2405 starttermcap(); | |
| 2406 screenclear(); | |
| 2407 } | |
| 2408 #endif | |
| 2409 | |
| 2410 if (got_int) | |
| 2411 { | |
| 2412 if (!(flags & READ_DUMMY)) | |
| 2413 { | |
| 2414 filemess(curbuf, sfname, (char_u *)_(e_interr), 0); | |
| 2415 if (newfile) | |
| 2416 curbuf->b_p_ro = TRUE; /* must use "w!" now */ | |
| 2417 } | |
| 2418 msg_scroll = msg_save; | |
| 2419 #ifdef FEAT_VIMINFO | |
| 2420 check_marks_read(); | |
| 2421 #endif | |
| 2422 return OK; /* an interrupt isn't really an error */ | |
| 2423 } | |
| 2424 | |
| 2425 if (!filtering && !(flags & READ_DUMMY)) | |
| 2426 { | |
| 2427 msg_add_fname(curbuf, sfname); /* fname in IObuff with quotes */ | |
| 2428 c = FALSE; | |
| 2429 | |
| 2430 #ifdef UNIX | |
|
14509
80f715651c4c
patch 8.1.0268: file type checking has too many #ifdef
Christian Brabandt <cb@256bit.org>
parents:
14475
diff
changeset
|
2431 if (S_ISFIFO(perm)) /* fifo */ |
| 7 | 2432 { |
| 2433 STRCAT(IObuff, _("[fifo]")); | |
| 2434 c = TRUE; | |
| 2435 } | |
|
14509
80f715651c4c
patch 8.1.0268: file type checking has too many #ifdef
Christian Brabandt <cb@256bit.org>
parents:
14475
diff
changeset
|
2436 if (S_ISSOCK(perm)) /* or socket */ |
| 7 | 2437 { |
| 2438 STRCAT(IObuff, _("[socket]")); | |
| 2439 c = TRUE; | |
| 2440 } | |
| 1313 | 2441 # ifdef OPEN_CHR_FILES |
| 2442 if (S_ISCHR(perm)) /* or character special */ | |
| 2443 { | |
| 2444 STRCAT(IObuff, _("[character special]")); | |
| 2445 c = TRUE; | |
| 2446 } | |
| 2447 # endif | |
| 7 | 2448 #endif |
| 2449 if (curbuf->b_p_ro) | |
| 2450 { | |
| 2451 STRCAT(IObuff, shortmess(SHM_RO) ? _("[RO]") : _("[readonly]")); | |
| 2452 c = TRUE; | |
| 2453 } | |
| 2454 if (read_no_eol_lnum) | |
| 2455 { | |
| 2456 msg_add_eol(); | |
| 2457 c = TRUE; | |
| 2458 } | |
| 2459 if (ff_error == EOL_DOS) | |
| 2460 { | |
| 2461 STRCAT(IObuff, _("[CR missing]")); | |
| 2462 c = TRUE; | |
| 2463 } | |
| 2464 if (split) | |
| 2465 { | |
| 2466 STRCAT(IObuff, _("[long lines split]")); | |
| 2467 c = TRUE; | |
| 2468 } | |
| 2469 if (notconverted) | |
| 2470 { | |
| 2471 STRCAT(IObuff, _("[NOT converted]")); | |
| 2472 c = TRUE; | |
| 2473 } | |
| 2474 else if (converted) | |
| 2475 { | |
| 2476 STRCAT(IObuff, _("[converted]")); | |
| 2477 c = TRUE; | |
| 2478 } | |
| 2479 #ifdef FEAT_CRYPT | |
| 2480 if (cryptkey != NULL) | |
| 2481 { | |
| 6122 | 2482 crypt_append_msg(curbuf); |
| 7 | 2483 c = TRUE; |
| 2484 } | |
| 2485 #endif | |
| 595 | 2486 if (conv_error != 0) |
| 2487 { | |
| 2488 sprintf((char *)IObuff + STRLEN(IObuff), | |
| 2489 _("[CONVERSION ERROR in line %ld]"), (long)conv_error); | |
| 7 | 2490 c = TRUE; |
| 2491 } | |
| 2492 else if (illegal_byte > 0) | |
| 2493 { | |
| 2494 sprintf((char *)IObuff + STRLEN(IObuff), | |
| 2495 _("[ILLEGAL BYTE in line %ld]"), (long)illegal_byte); | |
| 2496 c = TRUE; | |
| 2497 } | |
|
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
2498 else if (error) |
| 7 | 2499 { |
| 2500 STRCAT(IObuff, _("[READ ERRORS]")); | |
| 2501 c = TRUE; | |
| 2502 } | |
| 2503 if (msg_add_fileformat(fileformat)) | |
| 2504 c = TRUE; | |
| 2505 #ifdef FEAT_CRYPT | |
| 2506 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
|
2507 msg_add_lines(c, (long)linecnt, filesize |
| 6122 | 2508 - crypt_get_header_len(crypt_get_method_nr(curbuf))); |
| 7 | 2509 else |
| 2510 #endif | |
| 2511 msg_add_lines(c, (long)linecnt, filesize); | |
| 2512 | |
|
13244
ac42c4b11dbc
patch 8.0.1496: clearing a pointer takes two lines
Christian Brabandt <cb@256bit.org>
parents:
13240
diff
changeset
|
2513 VIM_CLEAR(keep_msg); |
| 7 | 2514 msg_scrolled_ign = TRUE; |
| 2515 #ifdef ALWAYS_USE_GUI | |
| 2516 /* Don't show the message when reading stdin, it would end up in a | |
| 2517 * message box (which might be shown when exiting!) */ | |
| 2518 if (read_stdin || read_buffer) | |
| 2519 p = msg_may_trunc(FALSE, IObuff); | |
| 2520 else | |
| 2521 #endif | |
|
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15531
diff
changeset
|
2522 p = (char_u *)msg_trunc_attr((char *)IObuff, FALSE, 0); |
| 7 | 2523 if (read_stdin || read_buffer || restart_edit != 0 |
| 540 | 2524 || (msg_scrolled != 0 && !need_wait_return)) |
| 7 | 2525 /* Need to repeat the message after redrawing when: |
| 2526 * - When reading from stdin (the screen will be cleared next). | |
| 2527 * - When restart_edit is set (otherwise there will be a delay | |
| 2528 * before redrawing). | |
| 2529 * - When the screen was scrolled but there is no wait-return | |
| 2530 * prompt. */ | |
| 679 | 2531 set_keep_msg(p, 0); |
| 7 | 2532 msg_scrolled_ign = FALSE; |
| 2533 } | |
| 2534 | |
| 2535 /* with errors writing the file requires ":w!" */ | |
| 2536 if (newfile && (error | |
| 595 | 2537 || conv_error != 0 |
|
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
2538 || (illegal_byte > 0 && bad_char_behavior != BAD_KEEP))) |
| 7 | 2539 curbuf->b_p_ro = TRUE; |
| 2540 | |
| 2541 u_clearline(); /* cannot use "U" command after adding lines */ | |
| 2542 | |
| 2543 /* | |
| 2544 * In Ex mode: cursor at last new line. | |
| 2545 * Otherwise: cursor at first new line. | |
| 2546 */ | |
| 2547 if (exmode_active) | |
| 2548 curwin->w_cursor.lnum = from + linecnt; | |
| 2549 else | |
| 2550 curwin->w_cursor.lnum = from + 1; | |
| 2551 check_cursor_lnum(); | |
| 2552 beginline(BL_WHITE | BL_FIX); /* on first non-blank */ | |
| 2553 | |
| 2554 /* | |
| 2555 * Set '[ and '] marks to the newly read lines. | |
| 2556 */ | |
| 2557 curbuf->b_op_start.lnum = from + 1; | |
| 2558 curbuf->b_op_start.col = 0; | |
| 2559 curbuf->b_op_end.lnum = from + linecnt; | |
| 2560 curbuf->b_op_end.col = 0; | |
| 696 | 2561 |
| 2562 #ifdef WIN32 | |
| 2563 /* | |
| 2564 * Work around a weird problem: When a file has two links (only | |
| 2565 * possible on NTFS) and we write through one link, then stat() it | |
| 1651 | 2566 * through the other link, the timestamp information may be wrong. |
| 696 | 2567 * It's correct again after reading the file, thus reset the timestamp |
| 2568 * here. | |
| 2569 */ | |
| 2570 if (newfile && !read_stdin && !read_buffer | |
| 2571 && mch_stat((char *)fname, &st) >= 0) | |
| 2572 { | |
| 2573 buf_store_time(curbuf, &st, fname); | |
| 2574 curbuf->b_mtime_read = curbuf->b_mtime; | |
| 2575 } | |
| 2576 #endif | |
| 7 | 2577 } |
| 2578 msg_scroll = msg_save; | |
| 2579 | |
| 2580 #ifdef FEAT_VIMINFO | |
| 2581 /* | |
| 2582 * Get the marks before executing autocommands, so they can be used there. | |
| 2583 */ | |
| 2584 check_marks_read(); | |
| 2585 #endif | |
| 2586 | |
| 2587 /* | |
| 6933 | 2588 * We remember if the last line of the read didn't have |
| 2589 * an eol even when 'binary' is off, to support turning 'fixeol' off, | |
| 2590 * or writing the read again with 'binary' on. The latter is required | |
| 2591 * for ":autocmd FileReadPost *.gz set bin|'[,']!gunzip" to work. | |
| 7 | 2592 */ |
| 2707 | 2593 curbuf->b_no_eol_lnum = read_no_eol_lnum; |
| 7 | 2594 |
|
2482
88751831fa0a
When undoing a reload, move the cursor to the first changed line.
Bram Moolenaar <bram@vim.org>
parents:
2410
diff
changeset
|
2595 /* 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
|
2596 * different. */ |
|
88751831fa0a
When undoing a reload, move the cursor to the first changed line.
Bram Moolenaar <bram@vim.org>
parents:
2410
diff
changeset
|
2597 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
|
2598 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
|
2599 |
|
2214
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
2600 #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
|
2601 /* |
|
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
2602 * 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
|
2603 */ |
|
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
2604 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
|
2605 { |
|
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
2606 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
|
2607 |
|
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
2608 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
|
2609 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
|
2610 } |
|
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
2611 #endif |
|
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
2612 |
|
9828
e84e45786691
commit https://github.com/vim/vim/commit/f71d7b9ee5ceba75f70c30845332ddd728fd16c6
Christian Brabandt <cb@256bit.org>
parents:
9682
diff
changeset
|
2613 if (!read_stdin && !read_fifo && (!read_buffer || sfname != NULL)) |
| 7 | 2614 { |
| 2615 int m = msg_scroll; | |
| 2616 int n = msg_scrolled; | |
| 2617 | |
| 2618 /* Save the fileformat now, otherwise the buffer will be considered | |
| 2619 * modified if the format/encoding was automatically detected. */ | |
| 819 | 2620 if (set_options) |
| 7 | 2621 save_file_ff(curbuf); |
| 2622 | |
| 2623 /* | |
| 2624 * The output from the autocommands should not overwrite anything and | |
| 2625 * should not be overwritten: Set msg_scroll, restore its value if no | |
| 2626 * output was done. | |
| 2627 */ | |
| 2628 msg_scroll = TRUE; | |
| 2629 if (filtering) | |
| 2630 apply_autocmds_exarg(EVENT_FILTERREADPOST, NULL, sfname, | |
| 2631 FALSE, curbuf, eap); | |
|
9828
e84e45786691
commit https://github.com/vim/vim/commit/f71d7b9ee5ceba75f70c30845332ddd728fd16c6
Christian Brabandt <cb@256bit.org>
parents:
9682
diff
changeset
|
2632 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
|
2633 { |
| 7 | 2634 apply_autocmds_exarg(EVENT_BUFREADPOST, NULL, sfname, |
| 2635 FALSE, curbuf, eap); | |
|
8937
da4f6e238374
commit https://github.com/vim/vim/commit/c3691332f72169c486066200c0f3935418364900
Christian Brabandt <cb@256bit.org>
parents:
8212
diff
changeset
|
2636 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
|
2637 /* |
|
da4f6e238374
commit https://github.com/vim/vim/commit/c3691332f72169c486066200c0f3935418364900
Christian Brabandt <cb@256bit.org>
parents:
8212
diff
changeset
|
2638 * 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
|
2639 * 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
|
2640 */ |
|
da4f6e238374
commit https://github.com/vim/vim/commit/c3691332f72169c486066200c0f3935418364900
Christian Brabandt <cb@256bit.org>
parents:
8212
diff
changeset
|
2641 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
|
2642 TRUE, curbuf); |
|
da4f6e238374
commit https://github.com/vim/vim/commit/c3691332f72169c486066200c0f3935418364900
Christian Brabandt <cb@256bit.org>
parents:
8212
diff
changeset
|
2643 } |
| 7 | 2644 else |
| 2645 apply_autocmds_exarg(EVENT_FILEREADPOST, sfname, sfname, | |
| 2646 FALSE, NULL, eap); | |
| 2647 if (msg_scrolled == n) | |
| 2648 msg_scroll = m; | |
| 2707 | 2649 # ifdef FEAT_EVAL |
| 7 | 2650 if (aborting()) /* autocmds may abort script processing */ |
| 2651 return FAIL; | |
| 2707 | 2652 # endif |
| 2653 } | |
| 2654 | |
| 7 | 2655 if (recoverymode && error) |
| 2656 return FAIL; | |
| 2657 return OK; | |
| 2658 } | |
| 2659 | |
|
9911
74e345d2878c
commit https://github.com/vim/vim/commit/f04507d132fbcb63999167ec006fc6e700b5af4f
Christian Brabandt <cb@256bit.org>
parents:
9828
diff
changeset
|
2660 #if defined(OPEN_CHR_FILES) || defined(PROTO) |
| 1313 | 2661 /* |
| 2662 * Returns TRUE if the file name argument is of the form "/dev/fd/\d\+", | |
| 2663 * which is the name of files used for process substitution output by | |
| 2664 * some shells on some operating systems, e.g., bash on SunOS. | |
| 2665 * Do not accept "/dev/fd/[012]", opening these may hang Vim. | |
| 2666 */ | |
|
9911
74e345d2878c
commit https://github.com/vim/vim/commit/f04507d132fbcb63999167ec006fc6e700b5af4f
Christian Brabandt <cb@256bit.org>
parents:
9828
diff
changeset
|
2667 int |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
2668 is_dev_fd_file(char_u *fname) |
| 1313 | 2669 { |
| 2670 return (STRNCMP(fname, "/dev/fd/", 8) == 0 | |
| 2671 && VIM_ISDIGIT(fname[8]) | |
| 2672 && *skipdigits(fname + 9) == NUL | |
| 2673 && (fname[9] != NUL | |
| 2674 || (fname[8] != '0' && fname[8] != '1' && fname[8] != '2'))); | |
| 2675 } | |
| 2676 #endif | |
| 2677 | |
| 595 | 2678 /* |
| 2679 * From the current line count and characters read after that, estimate the | |
| 2680 * line number where we are now. | |
| 2681 * Used for error messages that include a line number. | |
| 2682 */ | |
| 2683 static linenr_T | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
2684 readfile_linenr( |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
2685 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
|
2686 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
|
2687 char_u *endp) /* end of more bytes read */ |
| 595 | 2688 { |
| 2689 char_u *s; | |
| 2690 linenr_T lnum; | |
| 2691 | |
| 2692 lnum = curbuf->b_ml.ml_line_count - linecnt + 1; | |
| 2693 for (s = p; s < endp; ++s) | |
| 2694 if (*s == '\n') | |
| 2695 ++lnum; | |
| 2696 return lnum; | |
| 2697 } | |
| 2698 | |
| 7 | 2699 /* |
| 612 | 2700 * Fill "*eap" to force the 'fileencoding', 'fileformat' and 'binary to be |
| 2701 * equal to the buffer "buf". Used for calling readfile(). | |
| 7 | 2702 * Returns OK or FAIL. |
| 2703 */ | |
| 2704 int | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
2705 prep_exarg(exarg_T *eap, buf_T *buf) |
| 7 | 2706 { |
|
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
2707 eap->cmd = alloc(15 + (unsigned)STRLEN(buf->b_p_fenc)); |
| 7 | 2708 if (eap->cmd == NULL) |
| 2709 return FAIL; | |
| 2710 | |
|
13575
4df23d9bad47
patch 8.0.1660: the terminal API "drop" command doesn't support options
Christian Brabandt <cb@256bit.org>
parents:
13444
diff
changeset
|
2711 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
|
2712 eap->force_enc = 8; |
| 612 | 2713 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
|
2714 eap->force_ff = *buf->b_p_ff; |
| 612 | 2715 |
| 2716 eap->force_bin = buf->b_p_bin ? FORCE_BIN : FORCE_NOBIN; | |
| 819 | 2717 eap->read_edit = FALSE; |
| 612 | 2718 eap->forceit = FALSE; |
| 7 | 2719 return OK; |
| 2720 } | |
| 2721 | |
|
5231
74d2f3188cd0
updated for version 7.4a.041
Bram Moolenaar <bram@vim.org>
parents:
5104
diff
changeset
|
2722 /* |
|
74d2f3188cd0
updated for version 7.4a.041
Bram Moolenaar <bram@vim.org>
parents:
5104
diff
changeset
|
2723 * Set default or forced 'fileformat' and 'binary'. |
|
74d2f3188cd0
updated for version 7.4a.041
Bram Moolenaar <bram@vim.org>
parents:
5104
diff
changeset
|
2724 */ |
|
74d2f3188cd0
updated for version 7.4a.041
Bram Moolenaar <bram@vim.org>
parents:
5104
diff
changeset
|
2725 void |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
2726 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
|
2727 { |
|
74d2f3188cd0
updated for version 7.4a.041
Bram Moolenaar <bram@vim.org>
parents:
5104
diff
changeset
|
2728 /* set default 'fileformat' */ |
|
74d2f3188cd0
updated for version 7.4a.041
Bram Moolenaar <bram@vim.org>
parents:
5104
diff
changeset
|
2729 if (set_options) |
|
74d2f3188cd0
updated for version 7.4a.041
Bram Moolenaar <bram@vim.org>
parents:
5104
diff
changeset
|
2730 { |
|
74d2f3188cd0
updated for version 7.4a.041
Bram Moolenaar <bram@vim.org>
parents:
5104
diff
changeset
|
2731 if (eap != NULL && eap->force_ff != 0) |
|
74d2f3188cd0
updated for version 7.4a.041
Bram Moolenaar <bram@vim.org>
parents:
5104
diff
changeset
|
2732 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
|
2733 else if (*p_ffs != NUL) |
|
74d2f3188cd0
updated for version 7.4a.041
Bram Moolenaar <bram@vim.org>
parents:
5104
diff
changeset
|
2734 set_fileformat(default_fileformat(), OPT_LOCAL); |
|
74d2f3188cd0
updated for version 7.4a.041
Bram Moolenaar <bram@vim.org>
parents:
5104
diff
changeset
|
2735 } |
|
74d2f3188cd0
updated for version 7.4a.041
Bram Moolenaar <bram@vim.org>
parents:
5104
diff
changeset
|
2736 |
|
74d2f3188cd0
updated for version 7.4a.041
Bram Moolenaar <bram@vim.org>
parents:
5104
diff
changeset
|
2737 /* set or reset 'binary' */ |
|
74d2f3188cd0
updated for version 7.4a.041
Bram Moolenaar <bram@vim.org>
parents:
5104
diff
changeset
|
2738 if (eap != NULL && eap->force_bin != 0) |
|
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 int oldval = curbuf->b_p_bin; |
|
74d2f3188cd0
updated for version 7.4a.041
Bram Moolenaar <bram@vim.org>
parents:
5104
diff
changeset
|
2741 |
|
74d2f3188cd0
updated for version 7.4a.041
Bram Moolenaar <bram@vim.org>
parents:
5104
diff
changeset
|
2742 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
|
2743 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
|
2744 } |
|
74d2f3188cd0
updated for version 7.4a.041
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
2745 } |
|
74d2f3188cd0
updated for version 7.4a.041
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parents:
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diff
changeset
|
2746 |
|
74d2f3188cd0
updated for version 7.4a.041
Bram Moolenaar <bram@vim.org>
parents:
5104
diff
changeset
|
2747 /* |
|
74d2f3188cd0
updated for version 7.4a.041
Bram Moolenaar <bram@vim.org>
parents:
5104
diff
changeset
|
2748 * Set forced 'fileencoding'. |
|
74d2f3188cd0
updated for version 7.4a.041
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:
5104
diff
changeset
|
2750 void |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
2751 set_forced_fenc(exarg_T *eap) |
|
5231
74d2f3188cd0
updated for version 7.4a.041
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
2752 { |
|
74d2f3188cd0
updated for version 7.4a.041
Bram Moolenaar <bram@vim.org>
parents:
5104
diff
changeset
|
2753 if (eap->force_enc != 0) |
|
74d2f3188cd0
updated for version 7.4a.041
Bram Moolenaar <bram@vim.org>
parents:
5104
diff
changeset
|
2754 { |
|
74d2f3188cd0
updated for version 7.4a.041
Bram Moolenaar <bram@vim.org>
parents:
5104
diff
changeset
|
2755 char_u *fenc = enc_canonize(eap->cmd + eap->force_enc); |
|
74d2f3188cd0
updated for version 7.4a.041
Bram Moolenaar <bram@vim.org>
parents:
5104
diff
changeset
|
2756 |
|
74d2f3188cd0
updated for version 7.4a.041
Bram Moolenaar <bram@vim.org>
parents:
5104
diff
changeset
|
2757 if (fenc != NULL) |
|
74d2f3188cd0
updated for version 7.4a.041
Bram Moolenaar <bram@vim.org>
parents:
5104
diff
changeset
|
2758 set_string_option_direct((char_u *)"fenc", -1, |
|
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|
2759 fenc, OPT_FREE|OPT_LOCAL, 0); |
|
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diff
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|
2760 vim_free(fenc); |
|
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diff
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|
2761 } |
|
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|
2762 } |
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|
2763 |
| 7 | 2764 /* |
| 2765 * Find next fileencoding to use from 'fileencodings'. | |
| 2766 * "pp" points to fenc_next. It's advanced to the next item. | |
| 2767 * When there are no more items, an empty string is returned and *pp is set to | |
| 2768 * NULL. | |
| 2769 * When *pp is not set to NULL, the result is in allocated memory. | |
| 2770 */ | |
| 2771 static char_u * | |
|
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diff
changeset
|
2772 next_fenc(char_u **pp) |
| 7 | 2773 { |
| 2774 char_u *p; | |
| 2775 char_u *r; | |
| 2776 | |
| 2777 if (**pp == NUL) | |
| 2778 { | |
| 2779 *pp = NULL; | |
| 2780 return (char_u *)""; | |
| 2781 } | |
| 2782 p = vim_strchr(*pp, ','); | |
| 2783 if (p == NULL) | |
| 2784 { | |
| 2785 r = enc_canonize(*pp); | |
| 2786 *pp += STRLEN(*pp); | |
| 2787 } | |
| 2788 else | |
| 2789 { | |
| 2790 r = vim_strnsave(*pp, (int)(p - *pp)); | |
| 2791 *pp = p + 1; | |
| 2792 if (r != NULL) | |
| 2793 { | |
| 2794 p = enc_canonize(r); | |
| 2795 vim_free(r); | |
| 2796 r = p; | |
| 2797 } | |
| 2798 } | |
| 2799 if (r == NULL) /* out of memory */ | |
| 2800 { | |
| 2801 r = (char_u *)""; | |
| 2802 *pp = NULL; | |
| 2803 } | |
| 2804 return r; | |
| 2805 } | |
| 2806 | |
|
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diff
changeset
|
2807 #ifdef FEAT_EVAL |
| 7 | 2808 /* |
| 2809 * Convert a file with the 'charconvert' expression. | |
| 2810 * This closes the file which is to be read, converts it and opens the | |
| 2811 * resulting file for reading. | |
| 2812 * Returns name of the resulting converted file (the caller should delete it | |
| 2813 * after reading it). | |
| 2814 * Returns NULL if the conversion failed ("*fdp" is not set) . | |
| 2815 */ | |
| 2816 static char_u * | |
|
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diff
changeset
|
2817 readfile_charconvert( |
|
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|
2818 char_u *fname, /* name of input file */ |
|
f86adafb28d4
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diff
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|
2819 char_u *fenc, /* converted from */ |
|
f86adafb28d4
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parents:
7801
diff
changeset
|
2820 int *fdp) /* in/out: file descriptor of file */ |
| 7 | 2821 { |
| 2822 char_u *tmpname; | |
|
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patch 8.1.0779: argument for message functions is inconsistent
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diff
changeset
|
2823 char *errmsg = NULL; |
| 7 | 2824 |
| 6721 | 2825 tmpname = vim_tempname('r', FALSE); |
| 7 | 2826 if (tmpname == NULL) |
|
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diff
changeset
|
2827 errmsg = _("Can't find temp file for conversion"); |
| 7 | 2828 else |
| 2829 { | |
| 2830 close(*fdp); /* close the input file, ignore errors */ | |
| 2831 *fdp = -1; | |
| 2832 if (eval_charconvert(fenc, enc_utf8 ? (char_u *)"utf-8" : p_enc, | |
| 2833 fname, tmpname) == FAIL) | |
|
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diff
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|
2834 errmsg = _("Conversion with 'charconvert' failed"); |
| 7 | 2835 if (errmsg == NULL && (*fdp = mch_open((char *)tmpname, |
| 2836 O_RDONLY | O_EXTRA, 0)) < 0) | |
|
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diff
changeset
|
2837 errmsg = _("can't read output of 'charconvert'"); |
| 7 | 2838 } |
| 2839 | |
| 2840 if (errmsg != NULL) | |
| 2841 { | |
| 2842 /* Don't use emsg(), it breaks mappings, the retry with | |
| 2843 * another type of conversion might still work. */ | |
|
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parents:
15531
diff
changeset
|
2844 msg(errmsg); |
| 7 | 2845 if (tmpname != NULL) |
| 2846 { | |
| 2847 mch_remove(tmpname); /* delete converted file */ | |
|
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parents:
13240
diff
changeset
|
2848 VIM_CLEAR(tmpname); |
| 7 | 2849 } |
| 2850 } | |
| 2851 | |
| 2852 /* If the input file is closed, open it (caller should check for error). */ | |
| 2853 if (*fdp < 0) | |
| 2854 *fdp = mch_open((char *)fname, O_RDONLY | O_EXTRA, 0); | |
| 2855 | |
| 2856 return tmpname; | |
| 2857 } | |
|
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|
2858 #endif |
|
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diff
changeset
|
2859 |
| 7 | 2860 |
| 2861 #ifdef FEAT_VIMINFO | |
| 2862 /* | |
| 2863 * Read marks for the current buffer from the viminfo file, when we support | |
| 2864 * buffer marks and the buffer has a name. | |
| 2865 */ | |
| 2866 static void | |
|
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diff
changeset
|
2867 check_marks_read(void) |
| 7 | 2868 { |
| 2869 if (!curbuf->b_marks_read && get_viminfo_parameter('\'') > 0 | |
| 2870 && curbuf->b_ffname != NULL) | |
| 1733 | 2871 read_viminfo(NULL, VIF_WANT_MARKS); |
| 7 | 2872 |
| 2873 /* Always set b_marks_read; needed when 'viminfo' is changed to include | |
| 2874 * the ' parameter after opening a buffer. */ | |
| 2875 curbuf->b_marks_read = TRUE; | |
| 2876 } | |
| 2877 #endif | |
| 2878 | |
|
2239
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2238
diff
changeset
|
2879 #if defined(FEAT_CRYPT) || defined(PROTO) |
| 7 | 2880 /* |
|
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|
2881 * Check for magic number used for encryption. Applies to the current buffer. |
| 7 | 2882 * If found, the magic number is removed from ptr[*sizep] and *sizep and |
| 2883 * *filesizep are updated. | |
| 2884 * Return the (new) encryption key, NULL for no encryption. | |
| 2885 */ | |
| 2886 static char_u * | |
|
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diff
changeset
|
2887 check_for_cryptkey( |
|
f86adafb28d4
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diff
changeset
|
2888 char_u *cryptkey, /* previous encryption key or NULL */ |
|
f86adafb28d4
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diff
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|
2889 char_u *ptr, /* pointer to read bytes */ |
|
f86adafb28d4
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diff
changeset
|
2890 long *sizep, /* length of read bytes */ |
|
9387
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diff
changeset
|
2891 off_T *filesizep, /* nr of bytes used from file */ |
|
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diff
changeset
|
2892 int newfile, /* editing a new buffer */ |
|
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diff
changeset
|
2893 char_u *fname, /* file name to display */ |
|
f86adafb28d4
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changeset
|
2894 int *did_ask) /* flag: whether already asked for key */ |
| 7 | 2895 { |
| 6122 | 2896 int method = crypt_method_nr_from_magic((char *)ptr, *sizep); |
| 5312 | 2897 int b_p_ro = curbuf->b_p_ro; |
|
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|
2898 |
|
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|
2899 if (method >= 0) |
|
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diff
changeset
|
2900 { |
| 5312 | 2901 /* Mark the buffer as read-only until the decryption has taken place. |
| 2902 * Avoids accidentally overwriting the file with garbage. */ | |
| 2903 curbuf->b_p_ro = TRUE; | |
| 2904 | |
| 6130 | 2905 /* Set the cryptmethod local to the buffer. */ |
| 6122 | 2906 crypt_set_cm_option(curbuf, method); |
|
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diff
changeset
|
2907 if (cryptkey == NULL && !*did_ask) |
| 7 | 2908 { |
| 2909 if (*curbuf->b_p_key) | |
| 2910 cryptkey = curbuf->b_p_key; | |
| 2911 else | |
| 2912 { | |
|
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|
2913 /* When newfile is TRUE, store the typed key in the 'key' |
|
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diff
changeset
|
2914 * option and don't free it. bf needs hash of the key saved. |
|
2204
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diff
changeset
|
2915 * Don't ask for the key again when first time Enter was hit. |
|
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diff
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|
2916 * Happens when retrying to detect encoding. */ |
|
15470
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patch 8.1.0743: giving error messages is not flexible
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15442
diff
changeset
|
2917 smsg(_(need_key_msg), fname); |
| 2267 | 2918 msg_scroll = TRUE; |
| 6353 | 2919 crypt_check_method(method); |
| 6122 | 2920 cryptkey = crypt_get_key(newfile, FALSE); |
|
2204
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|
2921 *did_ask = TRUE; |
|
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2180
diff
changeset
|
2922 |
| 7 | 2923 /* check if empty key entered */ |
| 2924 if (cryptkey != NULL && *cryptkey == NUL) | |
| 2925 { | |
| 2926 if (cryptkey != curbuf->b_p_key) | |
| 2927 vim_free(cryptkey); | |
| 2928 cryptkey = NULL; | |
| 2929 } | |
| 2930 } | |
| 2931 } | |
| 2932 | |
| 2933 if (cryptkey != NULL) | |
| 2934 { | |
| 6122 | 2935 int header_len; |
| 2936 | |
| 2937 curbuf->b_cryptstate = crypt_create_from_header( | |
| 2938 method, cryptkey, ptr); | |
| 2939 crypt_set_cm_option(curbuf, method); | |
| 2940 | |
| 2941 /* Remove cryptmethod specific header from the text. */ | |
| 2942 header_len = crypt_get_header_len(method); | |
|
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diff
changeset
|
2943 if (*sizep <= header_len) |
|
fb1fde4fcff7
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10086
diff
changeset
|
2944 /* invalid header, buffer can't be encrypted */ |
|
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10086
diff
changeset
|
2945 return NULL; |
| 6122 | 2946 *filesizep += header_len; |
| 2947 *sizep -= header_len; | |
| 2948 mch_memmove(ptr, ptr + header_len, (size_t)*sizep); | |
| 2949 | |
| 5312 | 2950 /* Restore the read-only flag. */ |
| 2951 curbuf->b_p_ro = b_p_ro; | |
|
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|
2952 } |
|
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2953 } |
|
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|
2954 /* When starting to edit a new file which does not have encryption, clear |
|
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|
2955 * the 'key' option, except when starting up (called with -x argument) */ |
|
2410
8f6106dd3d12
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2394
diff
changeset
|
2956 else if (newfile && *curbuf->b_p_key != NUL && !starting) |
| 7 | 2957 set_option_value((char_u *)"key", 0L, (char_u *)"", OPT_LOCAL); |
| 2958 | |
| 2959 return cryptkey; | |
| 2960 } | |
|
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b7cb69ab616d
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diff
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|
2961 #endif /* FEAT_CRYPT */ |
|
b7cb69ab616d
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|
2962 |
| 7 | 2963 #ifdef UNIX |
| 2964 static void | |
|
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changeset
|
2965 set_file_time( |
|
f86adafb28d4
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|
2966 char_u *fname, |
|
f86adafb28d4
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|
2967 time_t atime, /* access time */ |
|
f86adafb28d4
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changeset
|
2968 time_t mtime) /* modification time */ |
| 7 | 2969 { |
| 2970 # if defined(HAVE_UTIME) && defined(HAVE_UTIME_H) | |
| 2971 struct utimbuf buf; | |
| 2972 | |
| 2973 buf.actime = atime; | |
| 2974 buf.modtime = mtime; | |
| 2975 (void)utime((char *)fname, &buf); | |
| 2976 # else | |
| 2977 # if defined(HAVE_UTIMES) | |
| 2978 struct timeval tvp[2]; | |
| 2979 | |
| 2980 tvp[0].tv_sec = atime; | |
| 2981 tvp[0].tv_usec = 0; | |
| 2982 tvp[1].tv_sec = mtime; | |
| 2983 tvp[1].tv_usec = 0; | |
| 2984 # ifdef NeXT | |
| 2985 (void)utimes((char *)fname, tvp); | |
| 2986 # else | |
| 2987 (void)utimes((char *)fname, (const struct timeval *)&tvp); | |
| 2988 # endif | |
| 2989 # endif | |
| 2990 # endif | |
| 2991 } | |
| 2992 #endif /* UNIX */ | |
| 2993 | |
| 22 | 2994 #if defined(VMS) && !defined(MIN) |
| 2995 /* Older DECC compiler for VAX doesn't define MIN() */ | |
| 2996 # define MIN(a, b) ((a) < (b) ? (a) : (b)) | |
| 2997 #endif | |
| 2998 | |
| 7 | 2999 /* |
| 1303 | 3000 * Return TRUE if a file appears to be read-only from the file permissions. |
| 3001 */ | |
| 3002 int | |
|
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diff
changeset
|
3003 check_file_readonly( |
|
f86adafb28d4
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diff
changeset
|
3004 char_u *fname, /* full path to file */ |
|
f86adafb28d4
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7801
diff
changeset
|
3005 int perm) /* known permissions on file */ |
| 1303 | 3006 { |
| 3007 #ifndef USE_MCH_ACCESS | |
| 3008 int fd = 0; | |
| 3009 #endif | |
| 3010 | |
| 3011 return ( | |
| 3012 #ifdef USE_MCH_ACCESS | |
| 3013 # ifdef UNIX | |
| 3014 (perm & 0222) == 0 || | |
| 3015 # endif | |
| 3016 mch_access((char *)fname, W_OK) | |
| 3017 #else | |
| 3018 (fd = mch_open((char *)fname, O_RDWR | O_EXTRA, 0)) < 0 | |
| 3019 ? TRUE : (close(fd), FALSE) | |
| 3020 #endif | |
| 3021 ); | |
| 3022 } | |
| 3023 | |
| 3024 | |
| 3025 /* | |
| 589 | 3026 * buf_write() - write to file "fname" lines "start" through "end" |
| 7 | 3027 * |
| 3028 * We do our own buffering here because fwrite() is so slow. | |
| 3029 * | |
| 589 | 3030 * If "forceit" is true, we don't care for errors when attempting backups. |
| 3031 * In case of an error everything possible is done to restore the original | |
| 1698 | 3032 * file. But when "forceit" is TRUE, we risk losing it. |
| 589 | 3033 * |
| 3034 * When "reset_changed" is TRUE and "append" == FALSE and "start" == 1 and | |
| 3035 * "end" == curbuf->b_ml.ml_line_count, reset curbuf->b_changed. | |
| 7 | 3036 * |
| 3037 * This function must NOT use NameBuff (because it's called by autowrite()). | |
| 3038 * | |
| 3039 * return FAIL for failure, OK otherwise | |
| 3040 */ | |
| 3041 int | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
3042 buf_write( |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
3043 buf_T *buf, |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
3044 char_u *fname, |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
3045 char_u *sfname, |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
3046 linenr_T start, |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
3047 linenr_T end, |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
3048 exarg_T *eap, /* for forced 'ff' and 'fenc', can be |
| 7 | 3049 NULL! */ |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
3050 int append, /* append to the file */ |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
3051 int forceit, |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
3052 int reset_changed, |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
3053 int filtering) |
| 7 | 3054 { |
| 3055 int fd; | |
| 3056 char_u *backup = NULL; | |
| 3057 int backup_copy = FALSE; /* copy the original file? */ | |
| 3058 int dobackup; | |
| 3059 char_u *ffname; | |
| 3060 char_u *wfname = NULL; /* name of file to write to */ | |
| 3061 char_u *s; | |
| 3062 char_u *ptr; | |
| 3063 char_u c; | |
| 3064 int len; | |
| 3065 linenr_T lnum; | |
| 3066 long nchars; | |
| 3067 char_u *errmsg = NULL; | |
| 1947 | 3068 int errmsg_allocated = FALSE; |
| 7 | 3069 char_u *errnum = NULL; |
| 3070 char_u *buffer; | |
| 3071 char_u smallbuf[SMBUFSIZE]; | |
| 3072 char_u *backup_ext; | |
| 3073 int bufsize; | |
| 3074 long perm; /* file permissions */ | |
| 3075 int retval = OK; | |
| 3076 int newfile = FALSE; /* TRUE if file doesn't exist yet */ | |
| 3077 int msg_save = msg_scroll; | |
| 3078 int overwriting; /* TRUE if writing over original */ | |
| 3079 int no_eol = FALSE; /* no end-of-line written */ | |
| 3080 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
|
3081 stat_T st_old; |
| 7 | 3082 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
|
3083 int checking_conversion; |
| 7 | 3084 int file_readonly = FALSE; /* overwritten file is read-only */ |
| 3085 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
|
3086 #if defined(UNIX) /*XXX fix me sometime? */ |
| 7 | 3087 int made_writable = FALSE; /* 'w' bit has been set */ |
| 3088 #endif | |
| 3089 /* writing everything */ | |
| 3090 int whole = (start == 1 && end == buf->b_ml.ml_line_count); | |
| 3091 linenr_T old_line_count = buf->b_ml.ml_line_count; | |
| 3092 int attr; | |
| 3093 int fileformat; | |
| 3094 int write_bin; | |
| 3095 struct bw_info write_info; /* info for buf_write_bytes() */ | |
| 3096 int converted = FALSE; | |
| 3097 int notconverted = FALSE; | |
| 3098 char_u *fenc; /* effective 'fileencoding' */ | |
| 3099 char_u *fenc_tofree = NULL; /* allocated "fenc" */ | |
| 3100 #ifdef HAS_BW_FLAGS | |
| 3101 int wb_flags = 0; | |
| 3102 #endif | |
| 3103 #ifdef HAVE_ACL | |
| 3104 vim_acl_T acl = NULL; /* ACL copied from original file to | |
| 3105 backup or new file */ | |
| 3106 #endif | |
|
2214
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
3107 #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
|
3108 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
|
3109 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
|
3110 #endif |
| 6243 | 3111 unsigned int bkc = get_bkc_value(buf); |
| 7 | 3112 |
| 3113 if (fname == NULL || *fname == NUL) /* safety check */ | |
| 3114 return FAIL; | |
| 2028 | 3115 if (buf->b_ml.ml_mfp == NULL) |
| 3116 { | |
| 3117 /* This can happen during startup when there is a stray "w" in the | |
| 3118 * vimrc file. */ | |
|
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15442
diff
changeset
|
3119 emsg(_(e_emptybuf)); |
| 2028 | 3120 return FAIL; |
| 3121 } | |
| 7 | 3122 |
| 3123 /* | |
| 3124 * Disallow writing from .exrc and .vimrc in current directory for | |
| 3125 * security reasons. | |
| 3126 */ | |
| 3127 if (check_secure()) | |
| 3128 return FAIL; | |
| 3129 | |
| 3130 /* Avoid a crash for a long name. */ | |
| 3131 if (STRLEN(fname) >= MAXPATHL) | |
| 3132 { | |
|
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15442
diff
changeset
|
3133 emsg(_(e_longname)); |
| 7 | 3134 return FAIL; |
| 3135 } | |
| 3136 | |
| 3137 /* must init bw_conv_buf and bw_iconv_fd before jumping to "fail" */ | |
| 3138 write_info.bw_conv_buf = NULL; | |
| 3139 write_info.bw_conv_error = FALSE; | |
| 1947 | 3140 write_info.bw_conv_error_lnum = 0; |
| 7 | 3141 write_info.bw_restlen = 0; |
|
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
3142 #ifdef USE_ICONV |
| 7 | 3143 write_info.bw_iconv_fd = (iconv_t)-1; |
| 3144 #endif | |
| 6122 | 3145 #ifdef FEAT_CRYPT |
| 3146 write_info.bw_buffer = buf; | |
| 3147 #endif | |
| 7 | 3148 |
| 167 | 3149 /* After writing a file changedtick changes but we don't want to display |
| 3150 * the line. */ | |
| 3151 ex_no_reprint = TRUE; | |
| 3152 | |
| 7 | 3153 /* |
| 3154 * If there is no file name yet, use the one for the written file. | |
| 3155 * BF_NOTEDITED is set to reflect this (in case the write fails). | |
| 3156 * Don't do this when the write is for a filter command. | |
| 589 | 3157 * Don't do this when appending. |
| 3158 * Only do this when 'cpoptions' contains the 'F' flag. | |
| 7 | 3159 */ |
| 633 | 3160 if (buf->b_ffname == NULL |
| 3161 && reset_changed | |
| 7 | 3162 && whole |
| 3163 && buf == curbuf | |
| 236 | 3164 #ifdef FEAT_QUICKFIX |
| 3165 && !bt_nofile(buf) | |
| 3166 #endif | |
| 7 | 3167 && !filtering |
| 589 | 3168 && (!append || vim_strchr(p_cpo, CPO_FNAMEAPP) != NULL) |
| 7 | 3169 && vim_strchr(p_cpo, CPO_FNAMEW) != NULL) |
| 3170 { | |
| 633 | 3171 if (set_rw_fname(fname, sfname) == FAIL) |
| 7 | 3172 return FAIL; |
| 633 | 3173 buf = curbuf; /* just in case autocmds made "buf" invalid */ |
| 7 | 3174 } |
| 3175 | |
| 3176 if (sfname == NULL) | |
| 3177 sfname = fname; | |
| 3178 /* | |
| 3179 * For Unix: Use the short file name whenever possible. | |
| 3180 * Avoids problems with networks and when directory names are changed. | |
| 3181 * Don't do this for MS-DOS, a "cd" in a sub-shell may have moved us to | |
| 3182 * another directory, which we don't detect | |
| 3183 */ | |
| 3184 ffname = fname; /* remember full fname */ | |
| 3185 #ifdef UNIX | |
| 3186 fname = sfname; | |
| 3187 #endif | |
| 3188 | |
| 3189 if (buf->b_ffname != NULL && fnamecmp(ffname, buf->b_ffname) == 0) | |
| 3190 overwriting = TRUE; | |
| 3191 else | |
| 3192 overwriting = FALSE; | |
| 3193 | |
| 3194 if (exiting) | |
| 4352 | 3195 settmode(TMODE_COOK); /* when exiting allow typeahead now */ |
| 7 | 3196 |
| 3197 ++no_wait_return; /* don't wait for return yet */ | |
| 3198 | |
| 3199 /* | |
| 3200 * Set '[ and '] marks to the lines to be written. | |
| 3201 */ | |
| 3202 buf->b_op_start.lnum = start; | |
| 3203 buf->b_op_start.col = 0; | |
| 3204 buf->b_op_end.lnum = end; | |
| 3205 buf->b_op_end.col = 0; | |
| 3206 | |
| 3207 { | |
| 3208 aco_save_T aco; | |
| 3209 int buf_ffname = FALSE; | |
| 3210 int buf_sfname = FALSE; | |
| 3211 int buf_fname_f = FALSE; | |
| 3212 int buf_fname_s = FALSE; | |
| 3213 int did_cmd = FALSE; | |
| 17 | 3214 int nofile_err = FALSE; |
| 161 | 3215 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
|
3216 bufref_T bufref; |
| 7 | 3217 |
| 3218 /* | |
| 4352 | 3219 * Apply PRE autocommands. |
| 7 | 3220 * Set curbuf to the buffer to be written. |
| 3221 * Careful: The autocommands may call buf_write() recursively! | |
| 3222 */ | |
| 3223 if (ffname == buf->b_ffname) | |
| 3224 buf_ffname = TRUE; | |
| 3225 if (sfname == buf->b_sfname) | |
| 3226 buf_sfname = TRUE; | |
| 3227 if (fname == buf->b_ffname) | |
| 3228 buf_fname_f = TRUE; | |
| 3229 if (fname == buf->b_sfname) | |
| 3230 buf_fname_s = TRUE; | |
| 3231 | |
| 3232 /* set curwin/curbuf to buf and save a few things */ | |
| 3233 aucmd_prepbuf(&aco, buf); | |
|
9487
69ed2c9d34a6
commit https://github.com/vim/vim/commit/7c0a2f367f2507669560b1a66423155c70d2e75b
Christian Brabandt <cb@256bit.org>
parents:
9391
diff
changeset
|
3234 set_bufref(&bufref, buf); |
| 7 | 3235 |
| 3236 if (append) | |
| 3237 { | |
| 3238 if (!(did_cmd = apply_autocmds_exarg(EVENT_FILEAPPENDCMD, | |
| 3239 sfname, sfname, FALSE, curbuf, eap))) | |
| 17 | 3240 { |
| 635 | 3241 #ifdef FEAT_QUICKFIX |
| 18 | 3242 if (overwriting && bt_nofile(curbuf)) |
| 17 | 3243 nofile_err = TRUE; |
| 3244 else | |
| 635 | 3245 #endif |
| 17 | 3246 apply_autocmds_exarg(EVENT_FILEAPPENDPRE, |
| 7 | 3247 sfname, sfname, FALSE, curbuf, eap); |
| 17 | 3248 } |
| 7 | 3249 } |
| 3250 else if (filtering) | |
| 3251 { | |
| 3252 apply_autocmds_exarg(EVENT_FILTERWRITEPRE, | |
| 3253 NULL, sfname, FALSE, curbuf, eap); | |
| 3254 } | |
| 3255 else if (reset_changed && whole) | |
| 3256 { | |
| 3036 | 3257 int was_changed = curbufIsChanged(); |
| 3258 | |
| 3259 did_cmd = apply_autocmds_exarg(EVENT_BUFWRITECMD, | |
| 3260 sfname, sfname, FALSE, curbuf, eap); | |
| 3261 if (did_cmd) | |
| 3262 { | |
| 3263 if (was_changed && !curbufIsChanged()) | |
| 3264 { | |
| 3265 /* Written everything correctly and BufWriteCmd has reset | |
| 3266 * 'modified': Correct the undo information so that an | |
| 3267 * undo now sets 'modified'. */ | |
| 3268 u_unchanged(curbuf); | |
| 3269 u_update_save_nr(curbuf); | |
| 3270 } | |
| 3271 } | |
| 3272 else | |
| 17 | 3273 { |
| 635 | 3274 #ifdef FEAT_QUICKFIX |
| 179 | 3275 if (overwriting && bt_nofile(curbuf)) |
| 17 | 3276 nofile_err = TRUE; |
| 3277 else | |
| 635 | 3278 #endif |
| 17 | 3279 apply_autocmds_exarg(EVENT_BUFWRITEPRE, |
| 7 | 3280 sfname, sfname, FALSE, curbuf, eap); |
| 17 | 3281 } |
| 7 | 3282 } |
| 3283 else | |
| 3284 { | |
| 3285 if (!(did_cmd = apply_autocmds_exarg(EVENT_FILEWRITECMD, | |
| 3286 sfname, sfname, FALSE, curbuf, eap))) | |
| 17 | 3287 { |
| 635 | 3288 #ifdef FEAT_QUICKFIX |
| 179 | 3289 if (overwriting && bt_nofile(curbuf)) |
| 17 | 3290 nofile_err = TRUE; |
| 3291 else | |
| 635 | 3292 #endif |
| 17 | 3293 apply_autocmds_exarg(EVENT_FILEWRITEPRE, |
| 7 | 3294 sfname, sfname, FALSE, curbuf, eap); |
| 17 | 3295 } |
| 7 | 3296 } |
| 3297 | |
| 3298 /* restore curwin/curbuf and a few other things */ | |
| 3299 aucmd_restbuf(&aco); | |
| 3300 | |
| 3301 /* | |
| 3302 * In three situations we return here and don't write the file: | |
| 3303 * 1. the autocommands deleted or unloaded the buffer. | |
| 3304 * 2. The autocommands abort script processing. | |
| 3305 * 3. If one of the "Cmd" autocommands was executed. | |
| 3306 */ | |
|
9487
69ed2c9d34a6
commit https://github.com/vim/vim/commit/7c0a2f367f2507669560b1a66423155c70d2e75b
Christian Brabandt <cb@256bit.org>
parents:
9391
diff
changeset
|
3307 if (!bufref_valid(&bufref)) |
| 7 | 3308 buf = NULL; |
| 161 | 3309 if (buf == NULL || (buf->b_ml.ml_mfp == NULL && !empty_memline) |
| 532 | 3310 || did_cmd || nofile_err |
| 3311 #ifdef FEAT_EVAL | |
| 3312 || aborting() | |
| 3313 #endif | |
| 3314 ) | |
| 7 | 3315 { |
| 3316 --no_wait_return; | |
| 3317 msg_scroll = msg_save; | |
| 17 | 3318 if (nofile_err) |
|
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15442
diff
changeset
|
3319 emsg(_("E676: No matching autocommands for acwrite buffer")); |
| 17 | 3320 |
| 532 | 3321 if (nofile_err |
| 3322 #ifdef FEAT_EVAL | |
| 3323 || aborting() | |
| 3324 #endif | |
| 3325 ) | |
| 7 | 3326 /* An aborting error, interrupt or exception in the |
| 3327 * autocommands. */ | |
| 3328 return FAIL; | |
| 3329 if (did_cmd) | |
| 3330 { | |
| 3331 if (buf == NULL) | |
| 3332 /* The buffer was deleted. We assume it was written | |
| 3333 * (can't retry anyway). */ | |
| 3334 return OK; | |
| 3335 if (overwriting) | |
| 3336 { | |
| 3337 /* Assume the buffer was written, update the timestamp. */ | |
| 3338 ml_timestamp(buf); | |
| 589 | 3339 if (append) |
| 3340 buf->b_flags &= ~BF_NEW; | |
| 3341 else | |
| 3342 buf->b_flags &= ~BF_WRITE_MASK; | |
| 7 | 3343 } |
| 589 | 3344 if (reset_changed && buf->b_changed && !append |
| 39 | 3345 && (overwriting || vim_strchr(p_cpo, CPO_PLUS) != NULL)) |
| 7 | 3346 /* Buffer still changed, the autocommands didn't work |
| 3347 * properly. */ | |
| 3348 return FAIL; | |
| 3349 return OK; | |
| 3350 } | |
| 3351 #ifdef FEAT_EVAL | |
| 3352 if (!aborting()) | |
| 3353 #endif | |
|
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15442
diff
changeset
|
3354 emsg(_("E203: Autocommands deleted or unloaded buffer to be written")); |
| 7 | 3355 return FAIL; |
| 3356 } | |
| 3357 | |
| 3358 /* | |
| 3359 * The autocommands may have changed the number of lines in the file. | |
| 3360 * When writing the whole file, adjust the end. | |
| 3361 * When writing part of the file, assume that the autocommands only | |
| 3362 * changed the number of lines that are to be written (tricky!). | |
| 3363 */ | |
| 3364 if (buf->b_ml.ml_line_count != old_line_count) | |
| 3365 { | |
| 3366 if (whole) /* write all */ | |
| 3367 end = buf->b_ml.ml_line_count; | |
| 3368 else if (buf->b_ml.ml_line_count > old_line_count) /* more lines */ | |
| 3369 end += buf->b_ml.ml_line_count - old_line_count; | |
| 3370 else /* less lines */ | |
| 3371 { | |
| 3372 end -= old_line_count - buf->b_ml.ml_line_count; | |
| 3373 if (end < start) | |
| 3374 { | |
| 3375 --no_wait_return; | |
| 3376 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
|
3377 emsg(_("E204: Autocommand changed number of lines in unexpected way")); |
| 7 | 3378 return FAIL; |
| 3379 } | |
| 3380 } | |
| 3381 } | |
| 3382 | |
| 3383 /* | |
| 3384 * The autocommands may have changed the name of the buffer, which may | |
| 3385 * be kept in fname, ffname and sfname. | |
| 3386 */ | |
| 3387 if (buf_ffname) | |
| 3388 ffname = buf->b_ffname; | |
| 3389 if (buf_sfname) | |
| 3390 sfname = buf->b_sfname; | |
| 3391 if (buf_fname_f) | |
| 3392 fname = buf->b_ffname; | |
| 3393 if (buf_fname_s) | |
| 3394 fname = buf->b_sfname; | |
| 3395 } | |
| 3396 | |
| 3397 #ifdef FEAT_NETBEANS_INTG | |
| 2210 | 3398 if (netbeans_active() && isNetbeansBuffer(buf)) |
| 7 | 3399 { |
| 3400 if (whole) | |
| 3401 { | |
| 3402 /* | |
| 3403 * b_changed can be 0 after an undo, but we still need to write | |
| 3404 * the buffer to NetBeans. | |
| 3405 */ | |
| 3406 if (buf->b_changed || isNetbeansModified(buf)) | |
| 3407 { | |
| 33 | 3408 --no_wait_return; /* may wait for return now */ |
| 3409 msg_scroll = msg_save; | |
| 3410 netbeans_save_buffer(buf); /* no error checking... */ | |
| 7 | 3411 return retval; |
| 3412 } | |
| 3413 else | |
| 3414 { | |
| 3415 errnum = (char_u *)"E656: "; | |
| 1653 | 3416 errmsg = (char_u *)_("NetBeans disallows writes of unmodified buffers"); |
| 7 | 3417 buffer = NULL; |
| 3418 goto fail; | |
| 3419 } | |
| 3420 } | |
| 3421 else | |
| 3422 { | |
| 3423 errnum = (char_u *)"E657: "; | |
| 3424 errmsg = (char_u *)_("Partial writes disallowed for NetBeans buffers"); | |
| 3425 buffer = NULL; | |
| 3426 goto fail; | |
| 3427 } | |
| 3428 } | |
| 3429 #endif | |
| 3430 | |
| 3431 if (shortmess(SHM_OVER) && !exiting) | |
| 3432 msg_scroll = FALSE; /* overwrite previous file message */ | |
| 3433 else | |
| 3434 msg_scroll = TRUE; /* don't overwrite previous file message */ | |
| 3435 if (!filtering) | |
| 3436 filemess(buf, | |
| 3437 #ifndef UNIX | |
| 3438 sfname, | |
| 3439 #else | |
| 3440 fname, | |
| 3441 #endif | |
| 3442 (char_u *)"", 0); /* show that we are busy */ | |
| 3443 msg_scroll = FALSE; /* always overwrite the file message now */ | |
| 3444 | |
| 3445 buffer = alloc(BUFSIZE); | |
| 3446 if (buffer == NULL) /* can't allocate big buffer, use small | |
| 3447 * one (to be able to write when out of | |
| 3448 * memory) */ | |
| 3449 { | |
| 3450 buffer = smallbuf; | |
| 3451 bufsize = SMBUFSIZE; | |
| 3452 } | |
| 3453 else | |
| 3454 bufsize = BUFSIZE; | |
| 3455 | |
| 3456 /* | |
| 3457 * Get information about original file (if there is one). | |
| 3458 */ | |
|
7410
08e62c4fc17d
commit https://github.com/vim/vim/commit/53076830fea6df737455523f7e235bfe4f79864d
Christian Brabandt <cb@256bit.org>
parents:
7408
diff
changeset
|
3459 #if defined(UNIX) |
| 1438 | 3460 st_old.st_dev = 0; |
| 3461 st_old.st_ino = 0; | |
| 7 | 3462 perm = -1; |
| 3463 if (mch_stat((char *)fname, &st_old) < 0) | |
| 3464 newfile = TRUE; | |
| 3465 else | |
| 3466 { | |
| 3467 perm = st_old.st_mode; | |
| 3468 if (!S_ISREG(st_old.st_mode)) /* not a file */ | |
| 3469 { | |
| 3470 if (S_ISDIR(st_old.st_mode)) | |
| 3471 { | |
| 3472 errnum = (char_u *)"E502: "; | |
| 3473 errmsg = (char_u *)_("is a directory"); | |
| 3474 goto fail; | |
| 3475 } | |
| 3476 if (mch_nodetype(fname) != NODE_WRITABLE) | |
| 3477 { | |
| 3478 errnum = (char_u *)"E503: "; | |
| 3479 errmsg = (char_u *)_("is not a file or writable device"); | |
| 3480 goto fail; | |
| 3481 } | |
| 3482 /* It's a device of some kind (or a fifo) which we can write to | |
| 3483 * but for which we can't make a backup. */ | |
| 3484 device = TRUE; | |
| 3485 newfile = TRUE; | |
| 3486 perm = -1; | |
| 3487 } | |
| 3488 } | |
| 3489 #else /* !UNIX */ | |
| 3490 /* | |
| 3491 * Check for a writable device name. | |
| 3492 */ | |
| 3493 c = mch_nodetype(fname); | |
| 3494 if (c == NODE_OTHER) | |
| 3495 { | |
| 3496 errnum = (char_u *)"E503: "; | |
| 3497 errmsg = (char_u *)_("is not a file or writable device"); | |
| 3498 goto fail; | |
| 3499 } | |
| 3500 if (c == NODE_WRITABLE) | |
| 3501 { | |
|
8212
05b88224cea1
commit https://github.com/vim/vim/commit/48e330aff911be1c798c88a973af6437a8141fce
Christian Brabandt <cb@256bit.org>
parents:
8080
diff
changeset
|
3502 # if defined(MSWIN) |
| 1004 | 3503 /* MS-Windows allows opening a device, but we will probably get stuck |
| 3504 * trying to write to it. */ | |
| 3505 if (!p_odev) | |
| 3506 { | |
| 3507 errnum = (char_u *)"E796: "; | |
| 3508 errmsg = (char_u *)_("writing to device disabled with 'opendevice' option"); | |
| 3509 goto fail; | |
| 3510 } | |
| 3511 # endif | |
| 7 | 3512 device = TRUE; |
| 3513 newfile = TRUE; | |
| 3514 perm = -1; | |
| 3515 } | |
| 3516 else | |
| 3517 { | |
| 3518 perm = mch_getperm(fname); | |
| 3519 if (perm < 0) | |
| 3520 newfile = TRUE; | |
| 3521 else if (mch_isdir(fname)) | |
| 3522 { | |
| 3523 errnum = (char_u *)"E502: "; | |
| 3524 errmsg = (char_u *)_("is a directory"); | |
| 3525 goto fail; | |
| 3526 } | |
| 3527 if (overwriting) | |
| 3528 (void)mch_stat((char *)fname, &st_old); | |
| 3529 } | |
| 3530 #endif /* !UNIX */ | |
| 3531 | |
| 3532 if (!device && !newfile) | |
| 3533 { | |
| 3534 /* | |
| 3535 * Check if the file is really writable (when renaming the file to | |
| 3536 * make a backup we won't discover it later). | |
| 3537 */ | |
| 1303 | 3538 file_readonly = check_file_readonly(fname, (int)perm); |
| 3539 | |
| 7 | 3540 if (!forceit && file_readonly) |
| 3541 { | |
| 3542 if (vim_strchr(p_cpo, CPO_FWRITE) != NULL) | |
| 3543 { | |
| 3544 errnum = (char_u *)"E504: "; | |
| 3545 errmsg = (char_u *)_(err_readonly); | |
| 3546 } | |
| 3547 else | |
| 3548 { | |
| 3549 errnum = (char_u *)"E505: "; | |
| 3550 errmsg = (char_u *)_("is read-only (add ! to override)"); | |
| 3551 } | |
| 3552 goto fail; | |
| 3553 } | |
| 3554 | |
| 3555 /* | |
| 3556 * Check if the timestamp hasn't changed since reading the file. | |
| 3557 */ | |
| 3558 if (overwriting) | |
| 3559 { | |
| 3560 retval = check_mtime(buf, &st_old); | |
| 3561 if (retval == FAIL) | |
| 3562 goto fail; | |
| 3563 } | |
| 3564 } | |
| 3565 | |
| 3566 #ifdef HAVE_ACL | |
| 3567 /* | |
| 3568 * For systems that support ACL: get the ACL from the original file. | |
| 3569 */ | |
| 3570 if (!newfile) | |
| 3571 acl = mch_get_acl(fname); | |
| 3572 #endif | |
| 3573 | |
| 3574 /* | |
| 3575 * If 'backupskip' is not empty, don't make a backup for some files. | |
| 3576 */ | |
| 3577 dobackup = (p_wb || p_bk || *p_pm != NUL); | |
| 3578 #ifdef FEAT_WILDIGN | |
| 3579 if (dobackup && *p_bsk != NUL && match_file_list(p_bsk, sfname, ffname)) | |
| 3580 dobackup = FALSE; | |
| 3581 #endif | |
| 3582 | |
| 3583 /* | |
| 3584 * Save the value of got_int and reset it. We don't want a previous | |
| 3585 * interruption cancel writing, only hitting CTRL-C while writing should | |
| 3586 * abort it. | |
| 3587 */ | |
| 3588 prev_got_int = got_int; | |
| 3589 got_int = FALSE; | |
| 3590 | |
| 3591 /* Mark the buffer as 'being saved' to prevent changed buffer warnings */ | |
| 3592 buf->b_saving = TRUE; | |
| 3593 | |
| 3594 /* | |
| 3595 * If we are not appending or filtering, the file exists, and the | |
| 3596 * 'writebackup', 'backup' or 'patchmode' option is set, need a backup. | |
| 3597 * When 'patchmode' is set also make a backup when appending. | |
| 3598 * | |
| 3599 * Do not make any backup, if 'writebackup' and 'backup' are both switched | |
| 3600 * off. This helps when editing large files on almost-full disks. | |
| 3601 */ | |
| 3602 if (!(append && *p_pm == NUL) && !filtering && perm >= 0 && dobackup) | |
| 3603 { | |
| 3604 #if defined(UNIX) || defined(WIN32) | |
|
9387
f094d4085014
commit https://github.com/vim/vim/commit/8767f52fbfd4f053ce00a978227c95f1d7d323fe
Christian Brabandt <cb@256bit.org>
parents:
9291
diff
changeset
|
3605 stat_T st; |
| 7 | 3606 #endif |
| 3607 | |
| 6243 | 3608 if ((bkc & BKC_YES) || append) /* "yes" */ |
| 7 | 3609 backup_copy = TRUE; |
| 3610 #if defined(UNIX) || defined(WIN32) | |
| 6243 | 3611 else if ((bkc & BKC_AUTO)) /* "auto" */ |
| 7 | 3612 { |
| 3613 int i; | |
| 3614 | |
| 3615 # ifdef UNIX | |
| 3616 /* | |
| 3617 * Don't rename the file when: | |
| 3618 * - it's a hard link | |
| 3619 * - it's a symbolic link | |
| 3620 * - we don't have write permission in the directory | |
| 3621 * - we can't set the owner/group of the new file | |
| 3622 */ | |
| 3623 if (st_old.st_nlink > 1 | |
| 3624 || mch_lstat((char *)fname, &st) < 0 | |
| 3625 || st.st_dev != st_old.st_dev | |
| 557 | 3626 || st.st_ino != st_old.st_ino |
| 3627 # ifndef HAVE_FCHOWN | |
| 3628 || st.st_uid != st_old.st_uid | |
| 3629 || st.st_gid != st_old.st_gid | |
| 3630 # endif | |
| 3631 ) | |
| 7 | 3632 backup_copy = TRUE; |
| 3633 else | |
| 696 | 3634 # else |
| 3635 # ifdef WIN32 | |
| 3636 /* On NTFS file systems hard links are possible. */ | |
| 3637 if (mch_is_linked(fname)) | |
| 3638 backup_copy = TRUE; | |
| 3639 else | |
| 3640 # endif | |
| 7 | 3641 # endif |
| 3642 { | |
| 3643 /* | |
| 3644 * Check if we can create a file and set the owner/group to | |
| 3645 * the ones from the original file. | |
| 3646 * First find a file name that doesn't exist yet (use some | |
| 3647 * arbitrary numbers). | |
| 3648 */ | |
| 3649 STRCPY(IObuff, fname); | |
| 3650 for (i = 4913; ; i += 123) | |
| 3651 { | |
| 3652 sprintf((char *)gettail(IObuff), "%d", i); | |
| 557 | 3653 if (mch_lstat((char *)IObuff, &st) < 0) |
| 7 | 3654 break; |
| 3655 } | |
| 557 | 3656 fd = mch_open((char *)IObuff, |
| 3657 O_CREAT|O_WRONLY|O_EXCL|O_NOFOLLOW, perm); | |
| 7 | 3658 if (fd < 0) /* can't write in directory */ |
| 3659 backup_copy = TRUE; | |
| 3660 else | |
| 3661 { | |
| 3662 # ifdef UNIX | |
| 557 | 3663 # 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
|
3664 vim_ignored = fchown(fd, st_old.st_uid, st_old.st_gid); |
| 557 | 3665 # endif |
| 7 | 3666 if (mch_stat((char *)IObuff, &st) < 0 |
| 3667 || st.st_uid != st_old.st_uid | |
| 3668 || st.st_gid != st_old.st_gid | |
| 1877 | 3669 || (long)st.st_mode != perm) |
| 7 | 3670 backup_copy = TRUE; |
| 3671 # endif | |
| 567 | 3672 /* Close the file before removing it, on MS-Windows we |
| 3673 * can't delete an open file. */ | |
| 3674 close(fd); | |
| 7 | 3675 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
|
3676 # 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
|
3677 /* 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
|
3678 * 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
|
3679 * second. */ |
|
0dffdd8f8871
Fixed: on MS-Windows sometimes files with number 4913 or higher are left
Bram Moolenaar <bram@vim.org>
parents:
2482
diff
changeset
|
3680 { |
|
0dffdd8f8871
Fixed: on MS-Windows sometimes files with number 4913 or higher are left
Bram Moolenaar <bram@vim.org>
parents:
2482
diff
changeset
|
3681 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
|
3682 |
|
0dffdd8f8871
Fixed: on MS-Windows sometimes files with number 4913 or higher are left
Bram Moolenaar <bram@vim.org>
parents:
2482
diff
changeset
|
3683 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
|
3684 { |
|
0dffdd8f8871
Fixed: on MS-Windows sometimes files with number 4913 or higher are left
Bram Moolenaar <bram@vim.org>
parents:
2482
diff
changeset
|
3685 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
|
3686 break; |
|
0dffdd8f8871
Fixed: on MS-Windows sometimes files with number 4913 or higher are left
Bram Moolenaar <bram@vim.org>
parents:
2482
diff
changeset
|
3687 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
|
3688 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
|
3689 } |
|
0dffdd8f8871
Fixed: on MS-Windows sometimes files with number 4913 or higher are left
Bram Moolenaar <bram@vim.org>
parents:
2482
diff
changeset
|
3690 } |
|
0dffdd8f8871
Fixed: on MS-Windows sometimes files with number 4913 or higher are left
Bram Moolenaar <bram@vim.org>
parents:
2482
diff
changeset
|
3691 # endif |
| 7 | 3692 } |
| 3693 } | |
| 3694 } | |
| 3695 | |
| 3696 /* | |
| 3697 * Break symlinks and/or hardlinks if we've been asked to. | |
| 3698 */ | |
| 6243 | 3699 if ((bkc & BKC_BREAKSYMLINK) || (bkc & BKC_BREAKHARDLINK)) |
| 7 | 3700 { |
|
4872
fa98c2b030ed
updated for version 7.3.1182
Bram Moolenaar <bram@vim.org>
parents:
4861
diff
changeset
|
3701 # ifdef UNIX |
| 7 | 3702 int lstat_res; |
| 3703 | |
| 3704 lstat_res = mch_lstat((char *)fname, &st); | |
| 3705 | |
| 3706 /* Symlinks. */ | |
| 6243 | 3707 if ((bkc & BKC_BREAKSYMLINK) |
| 7 | 3708 && lstat_res == 0 |
| 3709 && st.st_ino != st_old.st_ino) | |
| 3710 backup_copy = FALSE; | |
| 3711 | |
| 3712 /* Hardlinks. */ | |
| 6243 | 3713 if ((bkc & BKC_BREAKHARDLINK) |
| 7 | 3714 && st_old.st_nlink > 1 |
| 3715 && (lstat_res != 0 || st.st_ino == st_old.st_ino)) | |
| 3716 backup_copy = FALSE; | |
|
4872
fa98c2b030ed
updated for version 7.3.1182
Bram Moolenaar <bram@vim.org>
parents:
4861
diff
changeset
|
3717 # else |
|
fa98c2b030ed
updated for version 7.3.1182
Bram Moolenaar <bram@vim.org>
parents:
4861
diff
changeset
|
3718 # if defined(WIN32) |
|
fa98c2b030ed
updated for version 7.3.1182
Bram Moolenaar <bram@vim.org>
parents:
4861
diff
changeset
|
3719 /* Symlinks. */ |
| 6243 | 3720 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
|
3721 backup_copy = FALSE; |
|
fa98c2b030ed
updated for version 7.3.1182
Bram Moolenaar <bram@vim.org>
parents:
4861
diff
changeset
|
3722 |
|
fa98c2b030ed
updated for version 7.3.1182
Bram Moolenaar <bram@vim.org>
parents:
4861
diff
changeset
|
3723 /* Hardlinks. */ |
| 6243 | 3724 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
|
3725 backup_copy = FALSE; |
|
fa98c2b030ed
updated for version 7.3.1182
Bram Moolenaar <bram@vim.org>
parents:
4861
diff
changeset
|
3726 # endif |
|
fa98c2b030ed
updated for version 7.3.1182
Bram Moolenaar <bram@vim.org>
parents:
4861
diff
changeset
|
3727 # endif |
|
fa98c2b030ed
updated for version 7.3.1182
Bram Moolenaar <bram@vim.org>
parents:
4861
diff
changeset
|
3728 } |
| 7 | 3729 |
| 3730 #endif | |
| 3731 | |
| 3732 /* make sure we have a valid backup extension to use */ | |
| 3733 if (*p_bex == NUL) | |
| 3734 backup_ext = (char_u *)".bak"; | |
| 3735 else | |
| 3736 backup_ext = p_bex; | |
| 3737 | |
| 3738 if (backup_copy | |
| 3739 && (fd = mch_open((char *)fname, O_RDONLY | O_EXTRA, 0)) >= 0) | |
| 3740 { | |
| 3741 int bfd; | |
| 3742 char_u *copybuf, *wp; | |
| 3743 int some_error = FALSE; | |
|
9387
f094d4085014
commit https://github.com/vim/vim/commit/8767f52fbfd4f053ce00a978227c95f1d7d323fe
Christian Brabandt <cb@256bit.org>
parents:
9291
diff
changeset
|
3744 stat_T st_new; |
| 7 | 3745 char_u *dirp; |
| 3746 char_u *rootname; | |
|
14475
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
3747 #if defined(UNIX) || defined(WIN3264) |
|
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
3748 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
|
3749 #endif |
|
8212
05b88224cea1
commit https://github.com/vim/vim/commit/48e330aff911be1c798c88a973af6437a8141fce
Christian Brabandt <cb@256bit.org>
parents:
8080
diff
changeset
|
3750 #if defined(UNIX) |
| 7 | 3751 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
|
3752 mode_t umask_save; |
| 7 | 3753 #endif |
| 3754 | |
| 3755 copybuf = alloc(BUFSIZE + 1); | |
| 3756 if (copybuf == NULL) | |
| 3757 { | |
| 3758 some_error = TRUE; /* out of memory */ | |
| 3759 goto nobackup; | |
| 3760 } | |
| 3761 | |
| 3762 /* | |
| 3763 * Try to make the backup in each directory in the 'bdir' option. | |
| 3764 * | |
| 3765 * Unix semantics has it, that we may have a writable file, | |
| 3766 * that cannot be recreated with a simple open(..., O_CREAT, ) e.g: | |
| 3767 * - the directory is not writable, | |
| 3768 * - the file may be a symbolic link, | |
| 3769 * - the file may belong to another user/group, etc. | |
| 3770 * | |
| 3771 * For these reasons, the existing writable file must be truncated | |
| 3772 * and reused. Creation of a backup COPY will be attempted. | |
| 3773 */ | |
| 3774 dirp = p_bdir; | |
| 3775 while (*dirp) | |
| 3776 { | |
| 3777 #ifdef UNIX | |
| 3778 st_new.st_ino = 0; | |
| 3779 st_new.st_dev = 0; | |
| 3780 st_new.st_gid = 0; | |
| 3781 #endif | |
| 3782 | |
| 3783 /* | |
| 3784 * Isolate one directory name, using an entry in 'bdir'. | |
| 3785 */ | |
| 3786 (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
|
3787 |
|
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
3788 #if defined(UNIX) || defined(WIN3264) |
|
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
3789 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
|
3790 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
|
3791 // 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
|
3792 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
|
3793 { |
|
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
3794 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
|
3795 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
|
3796 } |
|
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
3797 #endif |
| 7 | 3798 rootname = get_file_in_dir(fname, copybuf); |
| 3799 if (rootname == NULL) | |
| 3800 { | |
| 3801 some_error = TRUE; /* out of memory */ | |
| 3802 goto nobackup; | |
| 3803 } | |
| 3804 | |
|
8212
05b88224cea1
commit https://github.com/vim/vim/commit/48e330aff911be1c798c88a973af6437a8141fce
Christian Brabandt <cb@256bit.org>
parents:
8080
diff
changeset
|
3805 #if defined(UNIX) |
| 7 | 3806 did_set_shortname = FALSE; |
| 3807 #endif | |
| 3808 | |
| 3809 /* | |
| 3810 * May try twice if 'shortname' not set. | |
| 3811 */ | |
| 3812 for (;;) | |
| 3813 { | |
| 3814 /* | |
|
14475
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
3815 * Make the backup file name. |
| 7 | 3816 */ |
|
14475
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
3817 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
|
3818 backup = buf_modname((buf->b_p_sn || buf->b_shortname), |
| 7 | 3819 rootname, backup_ext, FALSE); |
| 3820 if (backup == NULL) | |
| 3821 { | |
| 3822 vim_free(rootname); | |
| 3823 some_error = TRUE; /* out of memory */ | |
| 3824 goto nobackup; | |
| 3825 } | |
| 3826 | |
| 3827 /* | |
| 3828 * Check if backup file already exists. | |
| 3829 */ | |
| 3830 if (mch_stat((char *)backup, &st_new) >= 0) | |
| 3831 { | |
| 3832 #ifdef UNIX | |
| 3833 /* | |
| 3834 * Check if backup file is same as original file. | |
| 3835 * May happen when modname() gave the same file back. | |
| 3836 * E.g. silly link, or file name-length reached. | |
| 3837 * If we don't check here, we either ruin the file | |
| 3838 * when copying or erase it after writing. jw. | |
| 3839 */ | |
| 3840 if (st_new.st_dev == st_old.st_dev | |
| 3841 && st_new.st_ino == st_old.st_ino) | |
| 3842 { | |
|
13244
ac42c4b11dbc
patch 8.0.1496: clearing a pointer takes two lines
Christian Brabandt <cb@256bit.org>
parents:
13240
diff
changeset
|
3843 VIM_CLEAR(backup); /* no backup file to delete */ |
| 7 | 3844 /* |
| 3845 * may try again with 'shortname' set | |
| 3846 */ | |
| 3847 if (!(buf->b_shortname || buf->b_p_sn)) | |
| 3848 { | |
| 3849 buf->b_shortname = TRUE; | |
| 3850 did_set_shortname = TRUE; | |
| 3851 continue; | |
| 3852 } | |
| 3853 /* setting shortname didn't help */ | |
| 3854 if (did_set_shortname) | |
| 3855 buf->b_shortname = FALSE; | |
| 3856 break; | |
| 3857 } | |
| 3858 #endif | |
| 3859 | |
| 3860 /* | |
| 3861 * If we are not going to keep the backup file, don't | |
| 3862 * delete an existing one, try to use another name. | |
| 3863 * Change one character, just before the extension. | |
| 3864 */ | |
| 3865 if (!p_bk) | |
| 3866 { | |
| 3867 wp = backup + STRLEN(backup) - 1 | |
| 3868 - STRLEN(backup_ext); | |
| 3869 if (wp < backup) /* empty file name ??? */ | |
| 3870 wp = backup; | |
| 3871 *wp = 'z'; | |
| 3872 while (*wp > 'a' | |
| 3873 && mch_stat((char *)backup, &st_new) >= 0) | |
| 3874 --*wp; | |
| 3875 /* They all exist??? Must be something wrong. */ | |
| 3876 if (*wp == 'a') | |
|
13244
ac42c4b11dbc
patch 8.0.1496: clearing a pointer takes two lines
Christian Brabandt <cb@256bit.org>
parents:
13240
diff
changeset
|
3877 VIM_CLEAR(backup); |
| 7 | 3878 } |
| 3879 } | |
| 3880 break; | |
| 3881 } | |
| 3882 vim_free(rootname); | |
| 3883 | |
| 3884 /* | |
| 3885 * Try to create the backup file | |
| 3886 */ | |
| 3887 if (backup != NULL) | |
| 3888 { | |
| 3889 /* remove old backup, if present */ | |
| 3890 mch_remove(backup); | |
| 3891 /* 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
|
3892 * 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
|
3893 * 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
|
3894 #ifdef UNIX |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
3895 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
|
3896 #endif |
| 7 | 3897 bfd = mch_open((char *)backup, |
| 557 | 3898 O_WRONLY|O_CREAT|O_EXTRA|O_EXCL|O_NOFOLLOW, |
| 3899 perm & 0777); | |
|
12847
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patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
3900 #ifdef UNIX |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
3901 (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
|
3902 #endif |
| 7 | 3903 if (bfd < 0) |
|
13244
ac42c4b11dbc
patch 8.0.1496: clearing a pointer takes two lines
Christian Brabandt <cb@256bit.org>
parents:
13240
diff
changeset
|
3904 VIM_CLEAR(backup); |
| 7 | 3905 else |
| 3906 { | |
|
12847
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
3907 /* 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
|
3908 * 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
|
3909 * above. */ |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
3910 #ifndef UNIX |
| 7 | 3911 (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
|
3912 #else |
| 7 | 3913 /* |
| 3914 * Try to set the group of the backup same as the | |
| 3915 * original file. If this fails, set the protection | |
| 3916 * bits for the group same as the protection bits for | |
| 3917 * others. | |
| 3918 */ | |
| 557 | 3919 if (st_new.st_gid != st_old.st_gid |
| 7 | 3920 # ifdef HAVE_FCHOWN /* sequent-ptx lacks fchown() */ |
| 557 | 3921 && fchown(bfd, (uid_t)-1, st_old.st_gid) != 0 |
| 7 | 3922 # endif |
| 3923 ) | |
| 3924 mch_setperm(backup, | |
| 3925 (perm & 0707) | ((perm & 07) << 3)); | |
| 5788 | 3926 # if defined(HAVE_SELINUX) || defined(HAVE_SMACK) |
| 1583 | 3927 mch_copy_sec(fname, backup); |
| 3928 # endif | |
| 7 | 3929 #endif |
| 3930 | |
| 3931 /* | |
| 3932 * copy the file. | |
| 3933 */ | |
| 3934 write_info.bw_fd = bfd; | |
| 3935 write_info.bw_buf = copybuf; | |
| 3936 #ifdef HAS_BW_FLAGS | |
| 3937 write_info.bw_flags = FIO_NOCONVERT; | |
| 3938 #endif | |
| 2664 | 3939 while ((write_info.bw_len = read_eintr(fd, copybuf, |
| 7 | 3940 BUFSIZE)) > 0) |
| 3941 { | |
| 3942 if (buf_write_bytes(&write_info) == FAIL) | |
| 3943 { | |
| 3944 errmsg = (char_u *)_("E506: Can't write to backup file (add ! to override)"); | |
| 3945 break; | |
| 3946 } | |
| 3947 ui_breakcheck(); | |
| 3948 if (got_int) | |
| 3949 { | |
| 3950 errmsg = (char_u *)_(e_interr); | |
| 3951 break; | |
| 3952 } | |
| 3953 } | |
| 3954 | |
| 3955 if (close(bfd) < 0 && errmsg == NULL) | |
| 3956 errmsg = (char_u *)_("E507: Close error for backup file (add ! to override)"); | |
| 3957 if (write_info.bw_len < 0) | |
| 3958 errmsg = (char_u *)_("E508: Can't read file for backup (add ! to override)"); | |
| 3959 #ifdef UNIX | |
| 3960 set_file_time(backup, st_old.st_atime, st_old.st_mtime); | |
| 3961 #endif | |
| 3962 #ifdef HAVE_ACL | |
| 3963 mch_set_acl(backup, acl); | |
| 3964 #endif | |
| 5788 | 3965 #if defined(HAVE_SELINUX) || defined(HAVE_SMACK) |
| 1583 | 3966 mch_copy_sec(fname, backup); |
| 3967 #endif | |
| 7 | 3968 break; |
| 3969 } | |
| 3970 } | |
| 3971 } | |
| 3972 nobackup: | |
| 3973 close(fd); /* ignore errors for closing read file */ | |
| 3974 vim_free(copybuf); | |
| 3975 | |
| 3976 if (backup == NULL && errmsg == NULL) | |
| 3977 errmsg = (char_u *)_("E509: Cannot create backup file (add ! to override)"); | |
| 3978 /* ignore errors when forceit is TRUE */ | |
| 3979 if ((some_error || errmsg != NULL) && !forceit) | |
| 3980 { | |
| 3981 retval = FAIL; | |
| 3982 goto fail; | |
| 3983 } | |
| 3984 errmsg = NULL; | |
| 3985 } | |
| 3986 else | |
| 3987 { | |
| 3988 char_u *dirp; | |
| 3989 char_u *p; | |
| 3990 char_u *rootname; | |
| 3991 | |
| 3992 /* | |
| 3993 * Make a backup by renaming the original file. | |
| 3994 */ | |
| 3995 /* | |
| 3996 * If 'cpoptions' includes the "W" flag, we don't want to | |
| 3997 * overwrite a read-only file. But rename may be possible | |
| 3998 * anyway, thus we need an extra check here. | |
| 3999 */ | |
| 4000 if (file_readonly && vim_strchr(p_cpo, CPO_FWRITE) != NULL) | |
| 4001 { | |
| 4002 errnum = (char_u *)"E504: "; | |
| 4003 errmsg = (char_u *)_(err_readonly); | |
| 4004 goto fail; | |
| 4005 } | |
| 4006 | |
| 4007 /* | |
| 4008 * | |
| 4009 * Form the backup file name - change path/fo.o.h to | |
| 4010 * path/fo.o.h.bak Try all directories in 'backupdir', first one | |
| 4011 * that works is used. | |
| 4012 */ | |
| 4013 dirp = p_bdir; | |
| 4014 while (*dirp) | |
| 4015 { | |
| 4016 /* | |
| 4017 * Isolate one directory name and make the backup file name. | |
| 4018 */ | |
| 4019 (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
|
4020 |
|
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
4021 #if defined(UNIX) || defined(WIN3264) |
|
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
4022 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
|
4023 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
|
4024 // 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
|
4025 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
|
4026 { |
|
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
4027 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
|
4028 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
|
4029 } |
|
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
4030 #endif |
|
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
4031 if (backup == NULL) |
| 7 | 4032 { |
|
14475
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
4033 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
|
4034 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
|
4035 backup = NULL; |
|
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
4036 else |
|
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
4037 { |
|
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
4038 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
|
4039 (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
|
4040 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
|
4041 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
|
4042 } |
| 7 | 4043 } |
| 4044 | |
| 4045 if (backup != NULL) | |
| 4046 { | |
| 4047 /* | |
| 4048 * If we are not going to keep the backup file, don't | |
| 4049 * delete an existing one, try to use another name. | |
| 4050 * Change one character, just before the extension. | |
| 4051 */ | |
| 4052 if (!p_bk && mch_getperm(backup) >= 0) | |
| 4053 { | |
| 4054 p = backup + STRLEN(backup) - 1 - STRLEN(backup_ext); | |
| 4055 if (p < backup) /* empty file name ??? */ | |
| 4056 p = backup; | |
| 4057 *p = 'z'; | |
| 4058 while (*p > 'a' && mch_getperm(backup) >= 0) | |
| 4059 --*p; | |
| 4060 /* They all exist??? Must be something wrong! */ | |
| 4061 if (*p == 'a') | |
|
13244
ac42c4b11dbc
patch 8.0.1496: clearing a pointer takes two lines
Christian Brabandt <cb@256bit.org>
parents:
13240
diff
changeset
|
4062 VIM_CLEAR(backup); |
| 7 | 4063 } |
| 4064 } | |
| 4065 if (backup != NULL) | |
| 4066 { | |
| 4067 /* | |
| 531 | 4068 * Delete any existing backup and move the current version |
| 4069 * to the backup. For safety, we don't remove the backup | |
| 4070 * until the write has finished successfully. And if the | |
| 4071 * 'backup' option is set, leave it around. | |
| 7 | 4072 */ |
| 4073 /* | |
| 4074 * If the renaming of the original file to the backup file | |
| 4075 * works, quit here. | |
| 4076 */ | |
| 4077 if (vim_rename(fname, backup) == 0) | |
| 4078 break; | |
| 4079 | |
|
13244
ac42c4b11dbc
patch 8.0.1496: clearing a pointer takes two lines
Christian Brabandt <cb@256bit.org>
parents:
13240
diff
changeset
|
4080 VIM_CLEAR(backup); /* don't do the rename below */ |
| 7 | 4081 } |
| 4082 } | |
| 4083 if (backup == NULL && !forceit) | |
| 4084 { | |
| 4085 errmsg = (char_u *)_("E510: Can't make backup file (add ! to override)"); | |
| 4086 goto fail; | |
| 4087 } | |
| 4088 } | |
| 4089 } | |
| 4090 | |
|
7410
08e62c4fc17d
commit https://github.com/vim/vim/commit/53076830fea6df737455523f7e235bfe4f79864d
Christian Brabandt <cb@256bit.org>
parents:
7408
diff
changeset
|
4091 #if defined(UNIX) |
| 7 | 4092 /* When using ":w!" and the file was read-only: make it writable */ |
| 4093 if (forceit && perm >= 0 && !(perm & 0200) && st_old.st_uid == getuid() | |
| 4094 && vim_strchr(p_cpo, CPO_FWRITE) == NULL) | |
| 4095 { | |
| 4096 perm |= 0200; | |
| 4097 (void)mch_setperm(fname, perm); | |
| 4098 made_writable = TRUE; | |
| 4099 } | |
| 4100 #endif | |
| 4101 | |
| 819 | 4102 /* When using ":w!" and writing to the current file, 'readonly' makes no |
| 164 | 4103 * sense, reset it, unless 'Z' appears in 'cpoptions'. */ |
| 4104 if (forceit && overwriting && vim_strchr(p_cpo, CPO_KEEPRO) == NULL) | |
| 7 | 4105 { |
| 4106 buf->b_p_ro = FALSE; | |
| 4107 #ifdef FEAT_TITLE | |
| 4108 need_maketitle = TRUE; /* set window title later */ | |
| 4109 #endif | |
| 4110 status_redraw_all(); /* redraw status lines later */ | |
| 4111 } | |
| 4112 | |
| 4113 if (end > buf->b_ml.ml_line_count) | |
| 4114 end = buf->b_ml.ml_line_count; | |
| 4115 if (buf->b_ml.ml_flags & ML_EMPTY) | |
| 4116 start = end + 1; | |
| 4117 | |
| 4118 /* | |
| 4119 * If the original file is being overwritten, there is a small chance that | |
| 4120 * we crash in the middle of writing. Therefore the file is preserved now. | |
| 4121 * This makes all block numbers positive so that recovery does not need | |
| 4122 * the original file. | |
| 4123 * Don't do this if there is a backup file and we are exiting. | |
| 4124 */ | |
| 39 | 4125 if (reset_changed && !newfile && overwriting |
| 7 | 4126 && !(exiting && backup != NULL)) |
| 4127 { | |
| 4128 ml_preserve(buf, FALSE); | |
| 4129 if (got_int) | |
| 4130 { | |
| 4131 errmsg = (char_u *)_(e_interr); | |
| 4132 goto restore_backup; | |
| 4133 } | |
| 4134 } | |
| 4135 | |
| 4136 #ifdef VMS | |
| 4137 vms_remove_version(fname); /* remove version */ | |
| 4138 #endif | |
| 1651 | 4139 /* Default: write the file directly. May write to a temp file for |
| 7 | 4140 * multi-byte conversion. */ |
| 4141 wfname = fname; | |
| 4142 | |
| 4143 /* Check for forced 'fileencoding' from "++opt=val" argument. */ | |
| 4144 if (eap != NULL && eap->force_enc != 0) | |
| 4145 { | |
| 4146 fenc = eap->cmd + eap->force_enc; | |
| 4147 fenc = enc_canonize(fenc); | |
| 4148 fenc_tofree = fenc; | |
| 4149 } | |
| 4150 else | |
| 4151 fenc = buf->b_p_fenc; | |
| 4152 | |
| 4153 /* | |
| 1948 | 4154 * Check if the file needs to be converted. |
| 7 | 4155 */ |
| 1948 | 4156 converted = need_conversion(fenc); |
| 7 | 4157 |
| 4158 /* | |
| 4159 * Check if UTF-8 to UCS-2/4 or Latin1 conversion needs to be done. Or | |
| 4160 * Latin1 to Unicode conversion. This is handled in buf_write_bytes(). | |
| 4161 * Prepare the flags for it and allocate bw_conv_buf when needed. | |
| 4162 */ | |
| 4163 if (converted && (enc_utf8 || STRCMP(p_enc, "latin1") == 0)) | |
| 4164 { | |
| 4165 wb_flags = get_fio_flags(fenc); | |
| 4166 if (wb_flags & (FIO_UCS2 | FIO_UCS4 | FIO_UTF16 | FIO_UTF8)) | |
| 4167 { | |
| 4168 /* Need to allocate a buffer to translate into. */ | |
| 4169 if (wb_flags & (FIO_UCS2 | FIO_UTF16 | FIO_UTF8)) | |
| 4170 write_info.bw_conv_buflen = bufsize * 2; | |
| 4171 else /* FIO_UCS4 */ | |
| 4172 write_info.bw_conv_buflen = bufsize * 4; | |
| 4173 write_info.bw_conv_buf | |
| 4174 = lalloc((long_u)write_info.bw_conv_buflen, TRUE); | |
| 4175 if (write_info.bw_conv_buf == NULL) | |
| 4176 end = 0; | |
| 4177 } | |
| 4178 } | |
| 4179 | |
|
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
4180 #ifdef WIN3264 |
| 7 | 4181 if (converted && wb_flags == 0 && (wb_flags = get_win_fio_flags(fenc)) != 0) |
| 4182 { | |
| 4183 /* Convert UTF-8 -> UCS-2 and UCS-2 -> DBCS. Worst-case * 4: */ | |
| 4184 write_info.bw_conv_buflen = bufsize * 4; | |
| 4185 write_info.bw_conv_buf | |
| 4186 = lalloc((long_u)write_info.bw_conv_buflen, TRUE); | |
| 4187 if (write_info.bw_conv_buf == NULL) | |
| 4188 end = 0; | |
| 4189 } | |
|
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
4190 #endif |
|
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
4191 |
|
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
4192 #ifdef MACOS_CONVERT |
| 7 | 4193 if (converted && wb_flags == 0 && (wb_flags = get_mac_fio_flags(fenc)) != 0) |
| 4194 { | |
| 4195 write_info.bw_conv_buflen = bufsize * 3; | |
| 4196 write_info.bw_conv_buf | |
| 4197 = lalloc((long_u)write_info.bw_conv_buflen, TRUE); | |
| 4198 if (write_info.bw_conv_buf == NULL) | |
| 4199 end = 0; | |
| 4200 } | |
|
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
4201 #endif |
|
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
4202 |
|
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
4203 #if defined(FEAT_EVAL) || defined(USE_ICONV) |
| 7 | 4204 if (converted && wb_flags == 0) |
| 4205 { | |
|
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
4206 # ifdef USE_ICONV |
| 7 | 4207 /* |
| 4208 * Use iconv() conversion when conversion is needed and it's not done | |
| 4209 * internally. | |
| 4210 */ | |
| 4211 write_info.bw_iconv_fd = (iconv_t)my_iconv_open(fenc, | |
| 4212 enc_utf8 ? (char_u *)"utf-8" : p_enc); | |
| 4213 if (write_info.bw_iconv_fd != (iconv_t)-1) | |
| 4214 { | |
| 4215 /* We're going to use iconv(), allocate a buffer to convert in. */ | |
| 4216 write_info.bw_conv_buflen = bufsize * ICONV_MULT; | |
| 4217 write_info.bw_conv_buf | |
| 4218 = lalloc((long_u)write_info.bw_conv_buflen, TRUE); | |
| 4219 if (write_info.bw_conv_buf == NULL) | |
| 4220 end = 0; | |
| 4221 write_info.bw_first = TRUE; | |
| 4222 } | |
|
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
4223 # ifdef FEAT_EVAL |
| 7 | 4224 else |
| 4225 # endif | |
|
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
4226 # endif |
|
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
4227 |
|
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
4228 # ifdef FEAT_EVAL |
| 7 | 4229 /* |
| 4230 * When the file needs to be converted with 'charconvert' after | |
| 4231 * writing, write to a temp file instead and let the conversion | |
| 4232 * overwrite the original file. | |
| 4233 */ | |
| 4234 if (*p_ccv != NUL) | |
| 4235 { | |
| 6721 | 4236 wfname = vim_tempname('w', FALSE); |
| 7 | 4237 if (wfname == NULL) /* Can't write without a tempfile! */ |
| 4238 { | |
| 4239 errmsg = (char_u *)_("E214: Can't find temp file for writing"); | |
| 4240 goto restore_backup; | |
| 4241 } | |
| 4242 } | |
| 4243 # endif | |
|
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
4244 } |
|
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
4245 #endif |
| 7 | 4246 if (converted && wb_flags == 0 |
|
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
4247 #ifdef USE_ICONV |
| 7 | 4248 && write_info.bw_iconv_fd == (iconv_t)-1 |
|
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
4249 # endif |
|
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
4250 # ifdef FEAT_EVAL |
| 7 | 4251 && wfname == fname |
|
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
4252 # endif |
| 7 | 4253 ) |
| 4254 { | |
| 4255 if (!forceit) | |
| 4256 { | |
| 4257 errmsg = (char_u *)_("E213: Cannot convert (add ! to write without conversion)"); | |
| 4258 goto restore_backup; | |
| 4259 } | |
| 4260 notconverted = TRUE; | |
| 4261 } | |
| 4262 | |
| 4263 /* | |
|
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4264 * 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
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4265 * 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:
11325
diff
changeset
|
4266 * When not doing conversion this writes for real right away. |
| 7 | 4267 */ |
|
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4268 for (checking_conversion = TRUE; ; checking_conversion = FALSE) |
| 7 | 4269 { |
| 4270 /* | |
|
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4271 * There is no need to check conversion when: |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4272 * - there is no conversion |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4273 * - 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
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4274 * failure. |
| 7 | 4275 */ |
|
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4276 if (!converted || dobackup) |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4277 checking_conversion = FALSE; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4278 |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4279 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
|
4280 { |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4281 /* Make sure we don't write anything. */ |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4282 fd = -1; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4283 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
|
4284 } |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4285 else |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4286 { |
|
12847
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4287 #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
|
4288 # define TRUNC_ON_OPEN 0 |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4289 #else |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4290 # 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:
12814
diff
changeset
|
4291 #endif |
|
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4292 /* |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4293 * Open the file "wfname" for writing. |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4294 * 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
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4295 * 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
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4296 * 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
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4297 * original file! (this may happen when the user reached his |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4298 * 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
|
4299 * 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
|
4300 * FALSE. |
|
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 while ((fd = mch_open((char *)wfname, O_WRONLY | O_EXTRA | (append |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4303 ? (forceit ? (O_APPEND | O_CREAT) : O_APPEND) |
|
12847
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4304 : (O_CREAT | TRUNC_ON_OPEN)) |
|
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4305 , perm < 0 ? 0666 : (perm & 0777))) < 0) |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4306 { |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4307 /* |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4308 * 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
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4309 * 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
|
4310 * is read-only. In that case the mch_remove() will fail. |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4311 */ |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4312 if (errmsg == NULL) |
| 7 | 4313 { |
| 4314 #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
|
4315 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
|
4316 |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4317 /* 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
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4318 */ |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4319 if ((!newfile && st_old.st_nlink > 1) |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4320 || (mch_lstat((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
|
4321 && (st.st_dev != st_old.st_dev |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4322 || 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
|
4323 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
|
4324 else |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4325 #endif |
|
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 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
|
4328 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
|
4329 && perm >= 0) |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4330 { |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4331 #ifdef UNIX |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4332 /* 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
|
4333 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
|
4334 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
|
4335 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
|
4336 perm |= 0200; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4337 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
|
4338 || 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
|
4339 perm &= 0777; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4340 #endif |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4341 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
|
4342 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
|
4343 continue; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4344 } |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4345 } |
| 7 | 4346 } |
| 4347 | |
| 4348 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
|
4349 { |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4350 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
|
4351 |
|
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 * 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
|
4354 * 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
|
4355 * 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
|
4356 */ |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4357 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
|
4358 { |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4359 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
|
4360 { |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4361 /* |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4362 * 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
|
4363 * 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
|
4364 * 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
|
4365 * 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
|
4366 */ |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4367 /* 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
|
4368 * place */ |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4369 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
|
4370 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
|
4371 /* 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
|
4372 */ |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4373 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
|
4374 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
|
4375 } |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4376 else |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4377 { |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4378 /* 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
|
4379 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
|
4380 } |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4381 } |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4382 |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4383 /* 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
|
4384 */ |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4385 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
|
4386 end = 0; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4387 } |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4388 |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4389 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
|
4390 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
|
4391 goto fail; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4392 } |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4393 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
|
4394 |
|
12847
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4395 #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
|
4396 { |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4397 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
|
4398 |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4399 /* 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
|
4400 * any changes. */ |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4401 if (overwriting |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4402 && (!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
|
4403 && fname == wfname |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4404 && perm >= 0 |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4405 && 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
|
4406 && 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
|
4407 { |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4408 close(fd); |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4409 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
|
4410 goto fail; |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4411 } |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4412 } |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4413 #endif |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4414 #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
|
4415 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
|
4416 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
|
4417 #endif |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4418 |
|
12716
351cf7c67bbe
patch 8.0.1236: Mac features are confusing
Christian Brabandt <cb@256bit.org>
parents:
12698
diff
changeset
|
4419 #if defined(WIN3264) |
|
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4420 if (backup != NULL && overwriting && !append) |
| 7 | 4421 { |
| 4422 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
|
4423 (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
|
4424 else |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4425 (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
|
4426 } |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4427 |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4428 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
|
4429 { |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4430 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
|
4431 (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
|
4432 /* 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
|
4433 } |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4434 #endif |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4435 |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4436 #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
|
4437 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
|
4438 { |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4439 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
|
4440 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
|
4441 |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4442 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
|
4443 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
|
4444 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
|
4445 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
|
4446 end = 0; |
| 7 | 4447 else |
| 4448 { | |
|
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4449 /* 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
|
4450 * 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
|
4451 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
|
4452 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
|
4453 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
|
4454 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
|
4455 end = 0; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4456 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
|
4457 vim_free(header); |
| 7 | 4458 } |
| 4459 } | |
|
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4460 #endif |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4461 } |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4462 errmsg = NULL; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4463 |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4464 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
|
4465 nchars = 0; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4466 |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4467 /* 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
|
4468 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
|
4469 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
|
4470 else |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4471 write_bin = buf->b_p_bin; |
| 7 | 4472 |
|
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4473 /* |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4474 * 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
|
4475 * 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
|
4476 * 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
|
4477 */ |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4478 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
|
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 = 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
|
4481 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
|
4482 { |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4483 /* 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
|
4484 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
|
4485 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
|
4486 end = 0; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4487 else |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4488 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
|
4489 } |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4490 } |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4491 write_info.bw_start_lnum = start; |
| 7 | 4492 |
|
2214
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
4493 #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
|
4494 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
|
4495 && overwriting |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4496 && !append |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4497 && !filtering |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4498 && reset_changed |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4499 && !checking_conversion); |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4500 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
|
4501 /* 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
|
4502 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
|
4503 #endif |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4504 |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4505 write_info.bw_len = bufsize; |
| 7 | 4506 #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
|
4507 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
|
4508 #endif |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4509 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
|
4510 s = buffer; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4511 len = 0; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4512 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
|
4513 { |
|
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 * 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
|
4516 * 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
|
4517 */ |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4518 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
|
4519 #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
|
4520 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
|
4521 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
|
4522 (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
|
4523 #endif |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4524 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
|
4525 { |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4526 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
|
4527 *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
|
4528 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
|
4529 *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
|
4530 else |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4531 *s = c; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4532 ++s; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4533 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
|
4534 continue; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4535 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
|
4536 { |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4537 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
|
4538 break; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4539 } |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4540 nchars += bufsize; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4541 s = buffer; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4542 len = 0; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4543 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
|
4544 } |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4545 /* 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
diff
changeset
|
4546 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
|
4547 || (lnum == end |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4548 && (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
|
4549 && (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
|
4550 || (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
|
4551 && !buf->b_p_eol)))) |
|
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 ++lnum; /* written the line, count it */ |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4554 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
|
4555 break; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4556 } |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4557 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
|
4558 *s++ = NL; |
| 7 | 4559 else |
|
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4560 { |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4561 *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
|
4562 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
|
4563 { |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4564 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
|
4565 { |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4566 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
|
4567 { |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4568 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
|
4569 break; |
|
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 nchars += bufsize; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4572 s = buffer; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4573 len = 0; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4574 } |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4575 *s++ = NL; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4576 } |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4577 } |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4578 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
|
4579 { |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4580 if (buf_write_bytes(&write_info) == FAIL) |
| 7 | 4581 { |
|
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4582 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
|
4583 break; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4584 } |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4585 nchars += bufsize; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4586 s = buffer; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4587 len = 0; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4588 |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4589 ui_breakcheck(); |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4590 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
|
4591 { |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4592 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
|
4593 break; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4594 } |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4595 } |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4596 #ifdef VMS |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4597 /* |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4598 * 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
|
4599 * 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
|
4600 * 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
|
4601 * 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
|
4602 * 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
|
4603 * 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
|
4604 * 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
|
4605 */ |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4606 if (buf->b_fab_rfm == FAB$C_VFC |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4607 || ((buf->b_fab_rat & (FAB$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
|
4608 { |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4609 int b2write; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4610 |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4611 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
|
4612 ? 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
|
4613 : 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
|
4614 |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4615 b2write = len; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4616 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
|
4617 { |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4618 write_info.bw_len = MIN(b2write, buf->b_fab_mrs); |
| 7 | 4619 if (buf_write_bytes(&write_info) == FAIL) |
| 4620 { | |
|
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4621 end = 0; |
| 7 | 4622 break; |
| 4623 } | |
|
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4624 b2write -= MIN(b2write, buf->b_fab_mrs); |
| 7 | 4625 } |
|
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4626 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
|
4627 nchars += len; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4628 s = buffer; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4629 len = 0; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4630 } |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4631 #endif |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4632 } |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4633 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
|
4634 { |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4635 write_info.bw_len = len; |
| 7 | 4636 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
|
4637 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
|
4638 nchars += len; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4639 } |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4640 |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4641 /* 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
|
4642 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
|
4643 break; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4644 |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4645 /* 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
|
4646 * 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
|
4647 } |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4648 |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4649 /* 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
|
4650 * encountered. */ |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4651 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
|
4652 { |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4653 #if defined(UNIX) && defined(HAVE_FSYNC) |
| 7 | 4654 /* |
|
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4655 * 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
|
4656 * 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
|
4657 * 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
|
4658 * 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
|
4659 * 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
|
4660 * 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
|
4661 * 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
|
4662 * If the 'fsync' option is FALSE, don't fsync(). Useful for laptops. |
| 7 | 4663 */ |
|
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4664 if (p_fs && fsync(fd) != 0 && !device) |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4665 { |
|
12857
ffdf2e4b5d9a
patch 8.0.1305: writefile() never calls fsync()
Christian Brabandt <cb@256bit.org>
parents:
12847
diff
changeset
|
4666 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
|
4667 end = 0; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
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diff
changeset
|
4668 } |
| 7 | 4669 #endif |
| 4670 | |
| 5788 | 4671 #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
|
4672 /* 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:
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diff
changeset
|
4673 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
|
4674 mch_copy_sec(backup, wfname); |
| 1583 | 4675 #endif |
| 4676 | |
| 557 | 4677 #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
|
4678 /* 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
|
4679 * 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
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changeset
|
4680 if (backup != NULL && !backup_copy) |
|
16ccaedce025
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Christian Brabandt <cb@256bit.org>
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changeset
|
4681 { |
| 557 | 4682 # ifdef HAVE_FCHOWN |
|
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
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11325
diff
changeset
|
4683 stat_T st; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
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11325
diff
changeset
|
4684 |
|
12847
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4685 /* 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
|
4686 * permission or ACL stuff. */ |
|
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
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11325
diff
changeset
|
4687 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>
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11325
diff
changeset
|
4688 || 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
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changeset
|
4689 || 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
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changeset
|
4690 { |
|
12847
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4691 /* 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
|
4692 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
|
4693 /* 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
|
4694 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
|
4695 perm &= ~070; |
|
11605
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
|
4696 } |
| 557 | 4697 # endif |
|
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
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11325
diff
changeset
|
4698 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
|
4699 } |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4700 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
|
4701 /* 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
|
4702 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
|
4703 #endif |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4704 |
|
12847
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4705 #ifdef UNIX |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4706 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
|
4707 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
|
4708 #endif |
|
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4709 #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
|
4710 /* 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
|
4711 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
|
4712 (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
|
4713 #endif |
|
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4714 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
|
4715 { |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4716 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
|
4717 end = 0; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4718 } |
| 7 | 4719 |
|
12847
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4720 #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
|
4721 /* 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
|
4722 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
|
4723 (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
|
4724 #endif |
| 7 | 4725 #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
|
4726 /* |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4727 * 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
|
4728 * 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
|
4729 * 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
|
4730 * 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
|
4731 * 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
|
4732 * 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
|
4733 */ |
|
9509
e61974ab3ed0
commit https://github.com/vim/vim/commit/da4127794aa333631bde879e73bcfce4aef42f85
Christian Brabandt <cb@256bit.org>
parents:
9487
diff
changeset
|
4734 # 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
|
4735 if (!backup_copy) |
|
9509
e61974ab3ed0
commit https://github.com/vim/vim/commit/da4127794aa333631bde879e73bcfce4aef42f85
Christian Brabandt <cb@256bit.org>
parents:
9487
diff
changeset
|
4736 # endif |
|
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4737 mch_set_acl(wfname, acl); |
| 7 | 4738 #endif |
| 2267 | 4739 #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
|
4740 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
|
4741 { |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4742 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
|
4743 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
|
4744 } |
| 6122 | 4745 #endif |
| 7 | 4746 |
|
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
4747 #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
|
4748 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
|
4749 { |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4750 /* |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4751 * 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
|
4752 * 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
|
4753 */ |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4754 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
|
4755 { |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4756 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
|
4757 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
|
4758 { |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4759 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
|
4760 end = 0; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4761 } |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4762 } |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4763 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
|
4764 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
|
4765 } |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4766 #endif |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4767 } |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4768 |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4769 if (end == 0) |
| 7 | 4770 { |
| 4771 /* | |
|
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4772 * Error encountered. |
| 7 | 4773 */ |
| 4774 if (errmsg == NULL) | |
| 4775 { | |
| 4776 if (write_info.bw_conv_error) | |
| 1947 | 4777 { |
| 4778 if (write_info.bw_conv_error_lnum == 0) | |
| 4779 errmsg = (char_u *)_("E513: write error, conversion failed (make 'fenc' empty to override)"); | |
| 4780 else | |
| 4781 { | |
| 4782 errmsg_allocated = TRUE; | |
| 4783 errmsg = alloc(300); | |
| 4784 vim_snprintf((char *)errmsg, 300, _("E513: write error, conversion failed in line %ld (make 'fenc' empty to override)"), | |
| 4785 (long)write_info.bw_conv_error_lnum); | |
| 4786 } | |
| 4787 } | |
|
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
4788 else if (got_int) |
|
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
4789 errmsg = (char_u *)_(e_interr); |
| 7 | 4790 else |
|
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
4791 errmsg = (char_u *)_("E514: write error (file system full?)"); |
| 7 | 4792 } |
| 4793 | |
| 4794 /* | |
| 4795 * If we have a backup file, try to put it in place of the new file, | |
| 1698 | 4796 * because the new file is probably corrupt. This avoids losing the |
| 7 | 4797 * original file when trying to make a backup when writing the file a |
| 4798 * second time. | |
| 4799 * When "backup_copy" is set we need to copy the backup over the new | |
| 4800 * file. Otherwise rename the backup file. | |
| 4801 * If this is OK, don't give the extra warning message. | |
| 4802 */ | |
| 4803 if (backup != NULL) | |
| 4804 { | |
| 4805 if (backup_copy) | |
| 4806 { | |
| 4807 /* This may take a while, if we were interrupted let the user | |
| 4808 * know we got the message. */ | |
| 4809 if (got_int) | |
| 4810 { | |
|
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15531
diff
changeset
|
4811 msg(_(e_interr)); |
| 7 | 4812 out_flush(); |
| 4813 } | |
| 4814 if ((fd = mch_open((char *)backup, O_RDONLY | O_EXTRA, 0)) >= 0) | |
| 4815 { | |
| 4816 if ((write_info.bw_fd = mch_open((char *)fname, | |
| 194 | 4817 O_WRONLY | O_CREAT | O_TRUNC | O_EXTRA, |
| 4818 perm & 0777)) >= 0) | |
| 7 | 4819 { |
| 4820 /* copy the file. */ | |
| 4821 write_info.bw_buf = smallbuf; | |
| 4822 #ifdef HAS_BW_FLAGS | |
| 4823 write_info.bw_flags = FIO_NOCONVERT; | |
| 4824 #endif | |
| 2664 | 4825 while ((write_info.bw_len = read_eintr(fd, smallbuf, |
| 7 | 4826 SMBUFSIZE)) > 0) |
| 4827 if (buf_write_bytes(&write_info) == FAIL) | |
| 4828 break; | |
| 4829 | |
| 4830 if (close(write_info.bw_fd) >= 0 | |
| 4831 && write_info.bw_len == 0) | |
| 4832 end = 1; /* success */ | |
| 4833 } | |
| 4834 close(fd); /* ignore errors for closing read file */ | |
| 4835 } | |
| 4836 } | |
| 4837 else | |
| 4838 { | |
| 4839 if (vim_rename(backup, fname) == 0) | |
| 4840 end = 1; | |
| 4841 } | |
| 4842 } | |
| 4843 goto fail; | |
| 4844 } | |
| 4845 | |
| 4846 lnum -= start; /* compute number of written lines */ | |
| 4847 --no_wait_return; /* may wait for return now */ | |
| 4848 | |
| 4849 #if !(defined(UNIX) || defined(VMS)) | |
| 4850 fname = sfname; /* use shortname now, for the messages */ | |
| 4851 #endif | |
| 4852 if (!filtering) | |
| 4853 { | |
| 4854 msg_add_fname(buf, fname); /* put fname in IObuff with quotes */ | |
| 4855 c = FALSE; | |
| 4856 if (write_info.bw_conv_error) | |
| 4857 { | |
| 4858 STRCAT(IObuff, _(" CONVERSION ERROR")); | |
| 4859 c = TRUE; | |
| 1947 | 4860 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
|
4861 vim_snprintf_add((char *)IObuff, IOSIZE, _(" in line %ld;"), |
| 1947 | 4862 (long)write_info.bw_conv_error_lnum); |
| 7 | 4863 } |
| 4864 else if (notconverted) | |
| 4865 { | |
| 4866 STRCAT(IObuff, _("[NOT converted]")); | |
| 4867 c = TRUE; | |
| 4868 } | |
| 4869 else if (converted) | |
| 4870 { | |
| 4871 STRCAT(IObuff, _("[converted]")); | |
| 4872 c = TRUE; | |
| 4873 } | |
| 4874 if (device) | |
| 4875 { | |
| 4876 STRCAT(IObuff, _("[Device]")); | |
| 4877 c = TRUE; | |
| 4878 } | |
| 4879 else if (newfile) | |
| 4880 { | |
| 4881 STRCAT(IObuff, shortmess(SHM_NEW) ? _("[New]") : _("[New File]")); | |
| 4882 c = TRUE; | |
| 4883 } | |
| 4884 if (no_eol) | |
| 4885 { | |
| 4886 msg_add_eol(); | |
| 4887 c = TRUE; | |
| 4888 } | |
| 4889 /* may add [unix/dos/mac] */ | |
| 4890 if (msg_add_fileformat(fileformat)) | |
| 4891 c = TRUE; | |
| 4892 #ifdef FEAT_CRYPT | |
| 4893 if (wb_flags & FIO_ENCRYPTED) | |
| 4894 { | |
| 6122 | 4895 crypt_append_msg(buf); |
| 7 | 4896 c = TRUE; |
| 4897 } | |
| 4898 #endif | |
| 4899 msg_add_lines(c, (long)lnum, nchars); /* add line/char count */ | |
| 4900 if (!shortmess(SHM_WRITE)) | |
| 4901 { | |
| 4902 if (append) | |
| 4903 STRCAT(IObuff, shortmess(SHM_WRI) ? _(" [a]") : _(" appended")); | |
| 4904 else | |
| 4905 STRCAT(IObuff, shortmess(SHM_WRI) ? _(" [w]") : _(" written")); | |
| 4906 } | |
| 4907 | |
|
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15531
diff
changeset
|
4908 set_keep_msg((char_u *)msg_trunc_attr((char *)IObuff, FALSE, 0), 0); |
| 7 | 4909 } |
| 4910 | |
| 39 | 4911 /* When written everything correctly: reset 'modified'. Unless not |
| 4912 * writing to the original file and '+' is not in 'cpoptions'. */ | |
| 589 | 4913 if (reset_changed && whole && !append |
| 7 | 4914 && !write_info.bw_conv_error |
|
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
4915 && (overwriting || vim_strchr(p_cpo, CPO_PLUS) != NULL)) |
| 7 | 4916 { |
| 4917 unchanged(buf, TRUE); | |
|
10952
835604f3c37a
patch 8.0.0365: might free a dict item that wasn't allocated
Christian Brabandt <cb@256bit.org>
parents:
10889
diff
changeset
|
4918 /* b:changedtick is always incremented in unchanged() but that |
| 6320 | 4919 * 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
|
4920 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
|
4921 buf->b_last_changedtick = CHANGEDTICK(buf); |
| 7 | 4922 u_unchanged(buf); |
|
2281
e41433ea71df
Added ":earlier 1f" and ":later 1f".
Bram Moolenaar <bram@vim.org>
parents:
2280
diff
changeset
|
4923 u_update_save_nr(buf); |
| 7 | 4924 } |
| 4925 | |
| 4926 /* | |
| 4927 * If written to the current file, update the timestamp of the swap file | |
| 4928 * and reset the BF_WRITE_MASK flags. Also sets buf->b_mtime. | |
| 4929 */ | |
| 4930 if (overwriting) | |
| 4931 { | |
| 4932 ml_timestamp(buf); | |
| 589 | 4933 if (append) |
| 4934 buf->b_flags &= ~BF_NEW; | |
| 4935 else | |
| 4936 buf->b_flags &= ~BF_WRITE_MASK; | |
| 7 | 4937 } |
| 4938 | |
| 4939 /* | |
| 4940 * If we kept a backup until now, and we are in patch mode, then we make | |
| 4941 * the backup file our 'original' file. | |
| 4942 */ | |
| 4943 if (*p_pm && dobackup) | |
| 4944 { | |
|
8212
05b88224cea1
commit https://github.com/vim/vim/commit/48e330aff911be1c798c88a973af6437a8141fce
Christian Brabandt <cb@256bit.org>
parents:
8080
diff
changeset
|
4945 char *org = (char *)buf_modname((buf->b_p_sn || buf->b_shortname), |
| 7 | 4946 fname, p_pm, FALSE); |
| 4947 | |
| 4948 if (backup != NULL) | |
| 4949 { | |
|
9387
f094d4085014
commit https://github.com/vim/vim/commit/8767f52fbfd4f053ce00a978227c95f1d7d323fe
Christian Brabandt <cb@256bit.org>
parents:
9291
diff
changeset
|
4950 stat_T st; |
| 7 | 4951 |
| 4952 /* | |
| 4953 * If the original file does not exist yet | |
| 4954 * the current backup file becomes the original file | |
| 4955 */ | |
| 4956 if (org == NULL) | |
|
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15442
diff
changeset
|
4957 emsg(_("E205: Patchmode: can't save original file")); |
| 7 | 4958 else if (mch_stat(org, &st) < 0) |
| 4959 { | |
| 4960 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
|
4961 VIM_CLEAR(backup); /* don't delete the file */ |
| 7 | 4962 #ifdef UNIX |
| 4963 set_file_time((char_u *)org, st_old.st_atime, st_old.st_mtime); | |
| 4964 #endif | |
| 4965 } | |
| 4966 } | |
| 4967 /* | |
| 4968 * If there is no backup file, remember that a (new) file was | |
| 4969 * created. | |
| 4970 */ | |
| 4971 else | |
| 4972 { | |
| 4973 int empty_fd; | |
| 4974 | |
| 4975 if (org == NULL | |
| 557 | 4976 || (empty_fd = mch_open(org, |
| 4977 O_CREAT | O_EXTRA | O_EXCL | O_NOFOLLOW, | |
| 216 | 4978 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
|
4979 emsg(_("E206: patchmode: can't touch empty original file")); |
| 7 | 4980 else |
| 4981 close(empty_fd); | |
| 4982 } | |
| 4983 if (org != NULL) | |
| 4984 { | |
| 4985 mch_setperm((char_u *)org, mch_getperm(fname) & 0777); | |
| 4986 vim_free(org); | |
| 4987 } | |
| 4988 } | |
| 4989 | |
| 4990 /* | |
| 4991 * Remove the backup unless 'backup' option is set | |
| 4992 */ | |
| 4993 if (!p_bk && backup != NULL && 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
|
4994 emsg(_("E207: Can't delete backup file")); |
| 7 | 4995 |
| 4996 goto nofail; | |
| 4997 | |
| 4998 /* | |
| 4999 * Finish up. We get here either after failure or success. | |
| 5000 */ | |
| 5001 fail: | |
| 5002 --no_wait_return; /* may wait for return now */ | |
| 5003 nofail: | |
| 5004 | |
| 5005 /* Done saving, we accept changed buffer warnings again */ | |
| 5006 buf->b_saving = FALSE; | |
| 5007 | |
| 5008 vim_free(backup); | |
| 5009 if (buffer != smallbuf) | |
| 5010 vim_free(buffer); | |
| 5011 vim_free(fenc_tofree); | |
| 5012 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
|
5013 #ifdef USE_ICONV |
| 7 | 5014 if (write_info.bw_iconv_fd != (iconv_t)-1) |
| 5015 { | |
| 5016 iconv_close(write_info.bw_iconv_fd); | |
| 5017 write_info.bw_iconv_fd = (iconv_t)-1; | |
| 5018 } | |
| 5019 #endif | |
| 5020 #ifdef HAVE_ACL | |
| 5021 mch_free_acl(acl); | |
| 5022 #endif | |
| 5023 | |
| 5024 if (errmsg != NULL) | |
| 5025 { | |
| 835 | 5026 int numlen = errnum != NULL ? (int)STRLEN(errnum) : 0; |
| 7 | 5027 |
|
11158
501f46f7644c
patch 8.0.0466: still macros that should be all-caps
Christian Brabandt <cb@256bit.org>
parents:
11129
diff
changeset
|
5028 attr = HL_ATTR(HLF_E); /* set highlight for error messages */ |
| 7 | 5029 msg_add_fname(buf, |
| 5030 #ifndef UNIX | |
| 5031 sfname | |
| 5032 #else | |
| 5033 fname | |
| 5034 #endif | |
| 5035 ); /* put file name in IObuff with quotes */ | |
| 5036 if (STRLEN(IObuff) + STRLEN(errmsg) + numlen >= IOSIZE) | |
| 5037 IObuff[IOSIZE - STRLEN(errmsg) - numlen - 1] = NUL; | |
| 5038 /* If the error message has the form "is ...", put the error number in | |
| 5039 * front of the file name. */ | |
| 5040 if (errnum != NULL) | |
| 5041 { | |
| 1620 | 5042 STRMOVE(IObuff + numlen, IObuff); |
| 7 | 5043 mch_memmove(IObuff, errnum, (size_t)numlen); |
| 5044 } | |
| 5045 STRCAT(IObuff, errmsg); | |
|
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15442
diff
changeset
|
5046 emsg((char *)IObuff); |
| 1947 | 5047 if (errmsg_allocated) |
| 5048 vim_free(errmsg); | |
| 7 | 5049 |
| 5050 retval = FAIL; | |
| 5051 if (end == 0) | |
| 5052 { | |
|
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15531
diff
changeset
|
5053 msg_puts_attr(_("\nWARNING: Original file may be lost or damaged\n"), |
| 7 | 5054 attr | MSG_HIST); |
|
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15531
diff
changeset
|
5055 msg_puts_attr(_("don't quit the editor until the file is successfully written!"), |
| 7 | 5056 attr | MSG_HIST); |
| 5057 | |
| 5058 /* Update the timestamp to avoid an "overwrite changed file" | |
| 5059 * prompt when writing again. */ | |
| 5060 if (mch_stat((char *)fname, &st_old) >= 0) | |
| 5061 { | |
| 5062 buf_store_time(buf, &st_old, fname); | |
| 5063 buf->b_mtime_read = buf->b_mtime; | |
| 5064 } | |
| 5065 } | |
| 5066 } | |
| 5067 msg_scroll = msg_save; | |
| 5068 | |
|
2214
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
5069 #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
|
5070 /* |
|
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
5071 * 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
|
5072 * file. |
|
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
5073 */ |
|
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
5074 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
|
5075 { |
|
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
5076 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
|
5077 |
|
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
5078 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
|
5079 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
|
5080 } |
|
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
5081 #endif |
|
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
5082 |
| 7 | 5083 #ifdef FEAT_EVAL |
| 5084 if (!should_abort(retval)) | |
| 5085 #else | |
| 5086 if (!got_int) | |
| 5087 #endif | |
| 5088 { | |
| 5089 aco_save_T aco; | |
| 5090 | |
| 3482 | 5091 curbuf->b_no_eol_lnum = 0; /* in case it was set by the previous read */ |
| 5092 | |
| 7 | 5093 /* |
| 5094 * Apply POST autocommands. | |
| 5095 * Careful: The autocommands may call buf_write() recursively! | |
| 5096 */ | |
| 5097 aucmd_prepbuf(&aco, buf); | |
| 5098 | |
| 5099 if (append) | |
| 5100 apply_autocmds_exarg(EVENT_FILEAPPENDPOST, fname, fname, | |
| 5101 FALSE, curbuf, eap); | |
| 5102 else if (filtering) | |
| 5103 apply_autocmds_exarg(EVENT_FILTERWRITEPOST, NULL, fname, | |
| 5104 FALSE, curbuf, eap); | |
| 5105 else if (reset_changed && whole) | |
| 5106 apply_autocmds_exarg(EVENT_BUFWRITEPOST, fname, fname, | |
| 5107 FALSE, curbuf, eap); | |
| 5108 else | |
| 5109 apply_autocmds_exarg(EVENT_FILEWRITEPOST, fname, fname, | |
| 5110 FALSE, curbuf, eap); | |
| 5111 | |
| 5112 /* restore curwin/curbuf and a few other things */ | |
| 5113 aucmd_restbuf(&aco); | |
| 5114 | |
| 5115 #ifdef FEAT_EVAL | |
| 5116 if (aborting()) /* autocmds may abort script processing */ | |
| 5117 retval = FALSE; | |
| 5118 #endif | |
| 5119 } | |
| 5120 | |
| 5121 got_int |= prev_got_int; | |
| 5122 | |
| 5123 return retval; | |
| 5124 } | |
| 5125 | |
| 5126 /* | |
| 633 | 5127 * Set the name of the current buffer. Use when the buffer doesn't have a |
| 5128 * name and a ":r" or ":w" command with a file name is used. | |
| 5129 */ | |
| 5130 static int | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
5131 set_rw_fname(char_u *fname, char_u *sfname) |
| 633 | 5132 { |
| 1905 | 5133 buf_T *buf = curbuf; |
| 5134 | |
| 633 | 5135 /* It's like the unnamed buffer is deleted.... */ |
| 5136 if (curbuf->b_p_bl) | |
| 5137 apply_autocmds(EVENT_BUFDELETE, NULL, NULL, FALSE, curbuf); | |
| 5138 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
|
5139 #ifdef FEAT_EVAL |
| 633 | 5140 if (aborting()) /* autocmds may abort script processing */ |
| 5141 return FAIL; | |
|
13380
69517d67421f
patch 8.0.1564: too many #ifdefs
Christian Brabandt <cb@256bit.org>
parents:
13244
diff
changeset
|
5142 #endif |
| 1905 | 5143 if (curbuf != buf) |
| 5144 { | |
| 5145 /* 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
|
5146 emsg(_(e_auchangedbuf)); |
| 1905 | 5147 return FAIL; |
| 5148 } | |
| 633 | 5149 |
| 5150 if (setfname(curbuf, fname, sfname, FALSE) == OK) | |
| 5151 curbuf->b_flags |= BF_NOTEDITED; | |
| 5152 | |
| 5153 /* ....and a new named one is created */ | |
| 5154 apply_autocmds(EVENT_BUFNEW, NULL, NULL, FALSE, curbuf); | |
| 5155 if (curbuf->b_p_bl) | |
| 5156 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
|
5157 #ifdef FEAT_EVAL |
| 633 | 5158 if (aborting()) /* autocmds may abort script processing */ |
| 5159 return FAIL; | |
|
13380
69517d67421f
patch 8.0.1564: too many #ifdefs
Christian Brabandt <cb@256bit.org>
parents:
13244
diff
changeset
|
5160 #endif |
| 633 | 5161 |
| 5162 /* Do filetype detection now if 'filetype' is empty. */ | |
| 5163 if (*curbuf->b_p_ft == NUL) | |
| 5164 { | |
| 819 | 5165 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
|
5166 (void)do_doautocmd((char_u *)"filetypedetect BufRead", FALSE, NULL); |
| 717 | 5167 do_modelines(0); |
| 633 | 5168 } |
| 5169 | |
| 5170 return OK; | |
| 5171 } | |
| 5172 | |
| 5173 /* | |
| 7 | 5174 * Put file name into IObuff with quotes. |
| 5175 */ | |
| 33 | 5176 void |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
5177 msg_add_fname(buf_T *buf, char_u *fname) |
| 7 | 5178 { |
| 5179 if (fname == NULL) | |
| 5180 fname = (char_u *)"-stdin-"; | |
| 5181 home_replace(buf, fname, IObuff + 1, IOSIZE - 4, TRUE); | |
| 5182 IObuff[0] = '"'; | |
| 5183 STRCAT(IObuff, "\" "); | |
| 5184 } | |
| 5185 | |
| 5186 /* | |
| 5187 * Append message for text mode to IObuff. | |
| 5188 * Return TRUE if something appended. | |
| 5189 */ | |
| 5190 static int | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
5191 msg_add_fileformat(int eol_type) |
| 7 | 5192 { |
| 5193 #ifndef USE_CRNL | |
| 5194 if (eol_type == EOL_DOS) | |
| 5195 { | |
| 5196 STRCAT(IObuff, shortmess(SHM_TEXT) ? _("[dos]") : _("[dos format]")); | |
| 5197 return TRUE; | |
| 5198 } | |
| 5199 #endif | |
| 5200 #ifndef USE_CR | |
| 5201 if (eol_type == EOL_MAC) | |
| 5202 { | |
| 5203 STRCAT(IObuff, shortmess(SHM_TEXT) ? _("[mac]") : _("[mac format]")); | |
| 5204 return TRUE; | |
| 5205 } | |
| 5206 #endif | |
| 5207 #if defined(USE_CRNL) || defined(USE_CR) | |
| 5208 if (eol_type == EOL_UNIX) | |
| 5209 { | |
| 5210 STRCAT(IObuff, shortmess(SHM_TEXT) ? _("[unix]") : _("[unix format]")); | |
| 5211 return TRUE; | |
| 5212 } | |
| 5213 #endif | |
| 5214 return FALSE; | |
| 5215 } | |
| 5216 | |
| 5217 /* | |
| 5218 * Append line and character count to IObuff. | |
| 5219 */ | |
| 33 | 5220 void |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
5221 msg_add_lines( |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
5222 int insert_space, |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
5223 long lnum, |
|
9387
f094d4085014
commit https://github.com/vim/vim/commit/8767f52fbfd4f053ce00a978227c95f1d7d323fe
Christian Brabandt <cb@256bit.org>
parents:
9291
diff
changeset
|
5224 off_T nchars) |
| 7 | 5225 { |
| 5226 char_u *p; | |
| 5227 | |
| 5228 p = IObuff + STRLEN(IObuff); | |
| 5229 | |
| 5230 if (insert_space) | |
| 5231 *p++ = ' '; | |
| 5232 if (shortmess(SHM_LINES)) | |
|
9391
4c40631238e4
commit https://github.com/vim/vim/commit/bde9810d6103ffe3a22a9330021cb21db1ed1792
Christian Brabandt <cb@256bit.org>
parents:
9389
diff
changeset
|
5233 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
|
5234 "%ldL, %lldC", lnum, (long_long_T)nchars); |
| 7 | 5235 else |
| 5236 { | |
|
14585
c8f07e8b273e
patch 8.1.0306: plural messages are not translated properly
Christian Brabandt <cb@256bit.org>
parents:
14509
diff
changeset
|
5237 sprintf((char *)p, NGETTEXT("%ld line, ", "%ld lines, ", lnum), lnum); |
| 7 | 5238 p += STRLEN(p); |
|
14585
c8f07e8b273e
patch 8.1.0306: plural messages are not translated properly
Christian Brabandt <cb@256bit.org>
parents:
14509
diff
changeset
|
5239 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
|
5240 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
|
5241 (long_long_T)nchars); |
| 7 | 5242 } |
| 5243 } | |
| 5244 | |
| 5245 /* | |
| 5246 * Append message for missing line separator to IObuff. | |
| 5247 */ | |
| 5248 static void | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
5249 msg_add_eol(void) |
| 7 | 5250 { |
| 5251 STRCAT(IObuff, shortmess(SHM_LAST) ? _("[noeol]") : _("[Incomplete last line]")); | |
| 5252 } | |
| 5253 | |
| 5254 /* | |
| 5255 * Check modification time of file, before writing to it. | |
| 5256 * The size isn't checked, because using a tool like "gzip" takes care of | |
| 5257 * using the same timestamp but can't set the size. | |
| 5258 */ | |
| 5259 static int | |
|
9387
f094d4085014
commit https://github.com/vim/vim/commit/8767f52fbfd4f053ce00a978227c95f1d7d323fe
Christian Brabandt <cb@256bit.org>
parents:
9291
diff
changeset
|
5260 check_mtime(buf_T *buf, stat_T *st) |
| 7 | 5261 { |
| 5262 if (buf->b_mtime_read != 0 | |
| 5263 && time_differs((long)st->st_mtime, buf->b_mtime_read)) | |
| 5264 { | |
| 5265 msg_scroll = TRUE; /* don't overwrite messages here */ | |
| 5266 msg_silent = 0; /* must give this prompt */ | |
| 5267 /* 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
|
5268 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
|
5269 HL_ATTR(HLF_E)); |
| 7 | 5270 if (ask_yesno((char_u *)_("Do you really want to write to it"), |
| 5271 TRUE) == 'n') | |
| 5272 return FAIL; | |
| 5273 msg_scroll = FALSE; /* always overwrite the file message now */ | |
| 5274 } | |
| 5275 return OK; | |
| 5276 } | |
| 5277 | |
| 5278 static int | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
5279 time_differs(long t1, long t2) |
| 7 | 5280 { |
|
8212
05b88224cea1
commit https://github.com/vim/vim/commit/48e330aff911be1c798c88a973af6437a8141fce
Christian Brabandt <cb@256bit.org>
parents:
8080
diff
changeset
|
5281 #if defined(__linux__) || defined(MSWIN) |
| 7 | 5282 /* On a FAT filesystem, esp. under Linux, there are only 5 bits to store |
| 5283 * the seconds. Since the roundoff is done when flushing the inode, the | |
| 5284 * time may change unexpectedly by one second!!! */ | |
| 5285 return (t1 - t2 > 1 || t2 - t1 > 1); | |
| 5286 #else | |
| 5287 return (t1 != t2); | |
| 5288 #endif | |
| 5289 } | |
| 5290 | |
| 5291 /* | |
| 5292 * Call write() to write a number of bytes to the file. | |
| 2664 | 5293 * Handles encryption and 'encoding' conversion. |
| 7 | 5294 * |
| 5295 * Return FAIL for failure, OK otherwise. | |
| 5296 */ | |
| 5297 static int | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
5298 buf_write_bytes(struct bw_info *ip) |
| 7 | 5299 { |
| 5300 int wlen; | |
| 5301 char_u *buf = ip->bw_buf; /* data to write */ | |
| 5302 int len = ip->bw_len; /* length of data */ | |
| 5303 #ifdef HAS_BW_FLAGS | |
| 5304 int flags = ip->bw_flags; /* extra flags */ | |
| 5305 #endif | |
| 5306 | |
| 5307 /* | |
| 5308 * Skip conversion when writing the crypt magic number or the BOM. | |
| 5309 */ | |
| 5310 if (!(flags & FIO_NOCONVERT)) | |
| 5311 { | |
| 5312 char_u *p; | |
| 5313 unsigned c; | |
| 5314 int n; | |
| 5315 | |
| 5316 if (flags & FIO_UTF8) | |
| 5317 { | |
| 5318 /* | |
| 5319 * Convert latin1 in the buffer to UTF-8 in the file. | |
| 5320 */ | |
| 5321 p = ip->bw_conv_buf; /* translate to buffer */ | |
| 5322 for (wlen = 0; wlen < len; ++wlen) | |
| 5323 p += utf_char2bytes(buf[wlen], p); | |
| 5324 buf = ip->bw_conv_buf; | |
| 5325 len = (int)(p - ip->bw_conv_buf); | |
| 5326 } | |
| 5327 else if (flags & (FIO_UCS4 | FIO_UTF16 | FIO_UCS2 | FIO_LATIN1)) | |
| 5328 { | |
| 5329 /* | |
| 5330 * Convert UTF-8 bytes in the buffer to UCS-2, UCS-4, UTF-16 or | |
| 5331 * Latin1 chars in the file. | |
| 5332 */ | |
| 5333 if (flags & FIO_LATIN1) | |
| 5334 p = buf; /* translate in-place (can only get shorter) */ | |
| 5335 else | |
| 5336 p = ip->bw_conv_buf; /* translate to buffer */ | |
| 5337 for (wlen = 0; wlen < len; wlen += n) | |
| 5338 { | |
| 5339 if (wlen == 0 && ip->bw_restlen != 0) | |
| 5340 { | |
| 5341 int l; | |
| 5342 | |
| 5343 /* Use remainder of previous call. Append the start of | |
| 5344 * buf[] to get a full sequence. Might still be too | |
| 5345 * short! */ | |
| 5346 l = CONV_RESTLEN - ip->bw_restlen; | |
| 5347 if (l > len) | |
| 5348 l = len; | |
| 5349 mch_memmove(ip->bw_rest + ip->bw_restlen, buf, (size_t)l); | |
| 474 | 5350 n = utf_ptr2len_len(ip->bw_rest, ip->bw_restlen + l); |
| 7 | 5351 if (n > ip->bw_restlen + len) |
| 5352 { | |
| 5353 /* We have an incomplete byte sequence at the end to | |
| 5354 * be written. We can't convert it without the | |
| 5355 * remaining bytes. Keep them for the next call. */ | |
| 5356 if (ip->bw_restlen + len > CONV_RESTLEN) | |
| 5357 return FAIL; | |
| 5358 ip->bw_restlen += len; | |
| 5359 break; | |
| 5360 } | |
| 5361 if (n > 1) | |
| 5362 c = utf_ptr2char(ip->bw_rest); | |
| 5363 else | |
| 5364 c = ip->bw_rest[0]; | |
| 5365 if (n >= ip->bw_restlen) | |
| 5366 { | |
| 5367 n -= ip->bw_restlen; | |
| 5368 ip->bw_restlen = 0; | |
| 5369 } | |
| 5370 else | |
| 5371 { | |
| 5372 ip->bw_restlen -= n; | |
| 5373 mch_memmove(ip->bw_rest, ip->bw_rest + n, | |
| 5374 (size_t)ip->bw_restlen); | |
| 5375 n = 0; | |
| 5376 } | |
| 5377 } | |
| 5378 else | |
| 5379 { | |
| 474 | 5380 n = utf_ptr2len_len(buf + wlen, len - wlen); |
| 7 | 5381 if (n > len - wlen) |
| 5382 { | |
| 5383 /* We have an incomplete byte sequence at the end to | |
| 5384 * be written. We can't convert it without the | |
| 5385 * remaining bytes. Keep them for the next call. */ | |
| 5386 if (len - wlen > CONV_RESTLEN) | |
| 5387 return FAIL; | |
| 5388 ip->bw_restlen = len - wlen; | |
| 5389 mch_memmove(ip->bw_rest, buf + wlen, | |
| 5390 (size_t)ip->bw_restlen); | |
| 5391 break; | |
| 5392 } | |
| 5393 if (n > 1) | |
| 5394 c = utf_ptr2char(buf + wlen); | |
| 5395 else | |
| 5396 c = buf[wlen]; | |
| 5397 } | |
| 5398 | |
| 1947 | 5399 if (ucs2bytes(c, &p, flags) && !ip->bw_conv_error) |
| 5400 { | |
| 5401 ip->bw_conv_error = TRUE; | |
| 5402 ip->bw_conv_error_lnum = ip->bw_start_lnum; | |
| 5403 } | |
| 5404 if (c == NL) | |
| 5405 ++ip->bw_start_lnum; | |
| 7 | 5406 } |
| 5407 if (flags & FIO_LATIN1) | |
| 5408 len = (int)(p - buf); | |
| 5409 else | |
| 5410 { | |
| 5411 buf = ip->bw_conv_buf; | |
| 5412 len = (int)(p - ip->bw_conv_buf); | |
| 5413 } | |
| 5414 } | |
| 5415 | |
|
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
5416 #ifdef WIN3264 |
| 7 | 5417 else if (flags & FIO_CODEPAGE) |
| 5418 { | |
| 5419 /* | |
| 5420 * Convert UTF-8 or codepage to UCS-2 and then to MS-Windows | |
| 5421 * codepage. | |
| 5422 */ | |
| 5423 char_u *from; | |
| 5424 size_t fromlen; | |
| 5425 char_u *to; | |
| 5426 int u8c; | |
| 5427 BOOL bad = FALSE; | |
| 5428 int needed; | |
| 5429 | |
| 5430 if (ip->bw_restlen > 0) | |
| 5431 { | |
| 5432 /* Need to concatenate the remainder of the previous call and | |
| 5433 * the bytes of the current call. Use the end of the | |
| 5434 * conversion buffer for this. */ | |
| 5435 fromlen = len + ip->bw_restlen; | |
| 5436 from = ip->bw_conv_buf + ip->bw_conv_buflen - fromlen; | |
| 5437 mch_memmove(from, ip->bw_rest, (size_t)ip->bw_restlen); | |
| 5438 mch_memmove(from + ip->bw_restlen, buf, (size_t)len); | |
| 5439 } | |
| 5440 else | |
| 5441 { | |
| 5442 from = buf; | |
| 5443 fromlen = len; | |
| 5444 } | |
| 5445 | |
| 5446 to = ip->bw_conv_buf; | |
| 5447 if (enc_utf8) | |
| 5448 { | |
| 5449 /* Convert from UTF-8 to UCS-2, to the start of the buffer. | |
| 5450 * The buffer has been allocated to be big enough. */ | |
| 5451 while (fromlen > 0) | |
| 5452 { | |
| 835 | 5453 n = (int)utf_ptr2len_len(from, (int)fromlen); |
| 7 | 5454 if (n > (int)fromlen) /* incomplete byte sequence */ |
| 5455 break; | |
| 5456 u8c = utf_ptr2char(from); | |
| 5457 *to++ = (u8c & 0xff); | |
| 5458 *to++ = (u8c >> 8); | |
| 5459 fromlen -= n; | |
| 5460 from += n; | |
| 5461 } | |
| 5462 | |
| 5463 /* Copy remainder to ip->bw_rest[] to be used for the next | |
| 5464 * call. */ | |
| 5465 if (fromlen > CONV_RESTLEN) | |
| 5466 { | |
| 5467 /* weird overlong sequence */ | |
| 5468 ip->bw_conv_error = TRUE; | |
| 5469 return FAIL; | |
| 5470 } | |
| 5471 mch_memmove(ip->bw_rest, from, fromlen); | |
| 835 | 5472 ip->bw_restlen = (int)fromlen; |
| 7 | 5473 } |
| 5474 else | |
| 5475 { | |
| 5476 /* Convert from enc_codepage to UCS-2, to the start of the | |
| 5477 * buffer. The buffer has been allocated to be big enough. */ | |
| 5478 ip->bw_restlen = 0; | |
| 5479 needed = MultiByteToWideChar(enc_codepage, | |
| 1142 | 5480 MB_ERR_INVALID_CHARS, (LPCSTR)from, (int)fromlen, |
| 7 | 5481 NULL, 0); |
| 5482 if (needed == 0) | |
| 5483 { | |
| 5484 /* When conversion fails there may be a trailing byte. */ | |
| 5485 needed = MultiByteToWideChar(enc_codepage, | |
| 1142 | 5486 MB_ERR_INVALID_CHARS, (LPCSTR)from, (int)fromlen - 1, |
| 7 | 5487 NULL, 0); |
| 5488 if (needed == 0) | |
| 5489 { | |
| 5490 /* Conversion doesn't work. */ | |
| 5491 ip->bw_conv_error = TRUE; | |
| 5492 return FAIL; | |
| 5493 } | |
| 5494 /* Save the trailing byte for the next call. */ | |
| 5495 ip->bw_rest[0] = from[fromlen - 1]; | |
| 5496 ip->bw_restlen = 1; | |
| 5497 } | |
| 5498 needed = MultiByteToWideChar(enc_codepage, MB_ERR_INVALID_CHARS, | |
| 1142 | 5499 (LPCSTR)from, (int)(fromlen - ip->bw_restlen), |
| 7 | 5500 (LPWSTR)to, needed); |
| 5501 if (needed == 0) | |
| 5502 { | |
| 5503 /* Safety check: Conversion doesn't work. */ | |
| 5504 ip->bw_conv_error = TRUE; | |
| 5505 return FAIL; | |
| 5506 } | |
| 5507 to += needed * 2; | |
| 5508 } | |
| 5509 | |
| 5510 fromlen = to - ip->bw_conv_buf; | |
| 5511 buf = to; | |
|
15595
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patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
5512 # ifdef CP_UTF8 /* VC 4.1 doesn't define CP_UTF8 */ |
| 7 | 5513 if (FIO_GET_CP(flags) == CP_UTF8) |
| 5514 { | |
| 5515 /* Convert from UCS-2 to UTF-8, using the remainder of the | |
| 5516 * conversion buffer. Fails when out of space. */ | |
| 5517 for (from = ip->bw_conv_buf; fromlen > 1; fromlen -= 2) | |
| 5518 { | |
| 5519 u8c = *from++; | |
| 5520 u8c += (*from++ << 8); | |
| 5521 to += utf_char2bytes(u8c, to); | |
| 5522 if (to + 6 >= ip->bw_conv_buf + ip->bw_conv_buflen) | |
| 5523 { | |
| 5524 ip->bw_conv_error = TRUE; | |
| 5525 return FAIL; | |
| 5526 } | |
| 5527 } | |
| 835 | 5528 len = (int)(to - buf); |
| 7 | 5529 } |
| 5530 else | |
|
15595
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patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
5531 # endif |
| 7 | 5532 { |
| 5533 /* Convert from UCS-2 to the codepage, using the remainder of | |
| 5534 * the conversion buffer. If the conversion uses the default | |
| 5535 * character "0", the data doesn't fit in this encoding, so | |
| 5536 * fail. */ | |
| 5537 len = WideCharToMultiByte(FIO_GET_CP(flags), 0, | |
| 5538 (LPCWSTR)ip->bw_conv_buf, (int)fromlen / sizeof(WCHAR), | |
| 1142 | 5539 (LPSTR)to, (int)(ip->bw_conv_buflen - fromlen), 0, |
| 5540 &bad); | |
| 7 | 5541 if (bad) |
| 5542 { | |
| 5543 ip->bw_conv_error = TRUE; | |
| 5544 return FAIL; | |
| 5545 } | |
| 5546 } | |
| 5547 } | |
|
15595
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parents:
15555
diff
changeset
|
5548 #endif |
|
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
5549 |
|
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
5550 #ifdef MACOS_CONVERT |
| 7 | 5551 else if (flags & FIO_MACROMAN) |
| 5552 { | |
| 5553 /* | |
| 5554 * Convert UTF-8 or latin1 to Apple MacRoman. | |
| 5555 */ | |
| 5556 char_u *from; | |
| 5557 size_t fromlen; | |
| 5558 | |
| 5559 if (ip->bw_restlen > 0) | |
| 5560 { | |
| 5561 /* Need to concatenate the remainder of the previous call and | |
| 5562 * the bytes of the current call. Use the end of the | |
| 5563 * conversion buffer for this. */ | |
| 5564 fromlen = len + ip->bw_restlen; | |
| 5565 from = ip->bw_conv_buf + ip->bw_conv_buflen - fromlen; | |
| 5566 mch_memmove(from, ip->bw_rest, (size_t)ip->bw_restlen); | |
| 5567 mch_memmove(from + ip->bw_restlen, buf, (size_t)len); | |
| 5568 } | |
| 5569 else | |
| 5570 { | |
| 5571 from = buf; | |
| 5572 fromlen = len; | |
| 5573 } | |
| 5574 | |
| 18 | 5575 if (enc2macroman(from, fromlen, |
| 5576 ip->bw_conv_buf, &len, ip->bw_conv_buflen, | |
| 5577 ip->bw_rest, &ip->bw_restlen) == FAIL) | |
| 7 | 5578 { |
| 5579 ip->bw_conv_error = TRUE; | |
| 5580 return FAIL; | |
| 5581 } | |
| 5582 buf = ip->bw_conv_buf; | |
| 5583 } | |
|
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
5584 #endif |
|
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
5585 |
|
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
5586 #ifdef USE_ICONV |
| 7 | 5587 if (ip->bw_iconv_fd != (iconv_t)-1) |
| 5588 { | |
| 5589 const char *from; | |
| 5590 size_t fromlen; | |
| 5591 char *to; | |
| 5592 size_t tolen; | |
| 5593 | |
| 5594 /* Convert with iconv(). */ | |
| 5595 if (ip->bw_restlen > 0) | |
| 5596 { | |
| 1836 | 5597 char *fp; |
| 5598 | |
| 7 | 5599 /* Need to concatenate the remainder of the previous call and |
| 5600 * the bytes of the current call. Use the end of the | |
| 5601 * conversion buffer for this. */ | |
| 5602 fromlen = len + ip->bw_restlen; | |
| 1836 | 5603 fp = (char *)ip->bw_conv_buf + ip->bw_conv_buflen - fromlen; |
| 5604 mch_memmove(fp, ip->bw_rest, (size_t)ip->bw_restlen); | |
| 5605 mch_memmove(fp + ip->bw_restlen, buf, (size_t)len); | |
| 5606 from = fp; | |
| 7 | 5607 tolen = ip->bw_conv_buflen - fromlen; |
| 5608 } | |
| 5609 else | |
| 5610 { | |
| 5611 from = (const char *)buf; | |
| 5612 fromlen = len; | |
| 5613 tolen = ip->bw_conv_buflen; | |
| 5614 } | |
| 5615 to = (char *)ip->bw_conv_buf; | |
| 5616 | |
| 5617 if (ip->bw_first) | |
| 5618 { | |
| 5619 size_t save_len = tolen; | |
| 5620 | |
| 5621 /* output the initial shift state sequence */ | |
| 5622 (void)iconv(ip->bw_iconv_fd, NULL, NULL, &to, &tolen); | |
| 5623 | |
| 5624 /* There is a bug in iconv() on Linux (which appears to be | |
| 5625 * wide-spread) which sets "to" to NULL and messes up "tolen". | |
| 5626 */ | |
| 5627 if (to == NULL) | |
| 5628 { | |
| 5629 to = (char *)ip->bw_conv_buf; | |
| 5630 tolen = save_len; | |
| 5631 } | |
| 5632 ip->bw_first = FALSE; | |
| 5633 } | |
| 5634 | |
| 5635 /* | |
| 5636 * If iconv() has an error or there is not enough room, fail. | |
| 5637 */ | |
| 5638 if ((iconv(ip->bw_iconv_fd, (void *)&from, &fromlen, &to, &tolen) | |
| 5639 == (size_t)-1 && ICONV_ERRNO != ICONV_EINVAL) | |
| 5640 || fromlen > CONV_RESTLEN) | |
| 5641 { | |
| 5642 ip->bw_conv_error = TRUE; | |
| 5643 return FAIL; | |
| 5644 } | |
| 5645 | |
| 5646 /* copy remainder to ip->bw_rest[] to be used for the next call. */ | |
| 5647 if (fromlen > 0) | |
| 5648 mch_memmove(ip->bw_rest, (void *)from, fromlen); | |
| 5649 ip->bw_restlen = (int)fromlen; | |
| 5650 | |
| 5651 buf = ip->bw_conv_buf; | |
| 5652 len = (int)((char_u *)to - ip->bw_conv_buf); | |
| 5653 } | |
|
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
5654 #endif |
|
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
5655 } |
| 7 | 5656 |
|
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
5657 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
|
5658 /* 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
|
5659 return OK; |
|
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
5660 |
| 7 | 5661 #ifdef FEAT_CRYPT |
| 6122 | 5662 if (flags & FIO_ENCRYPTED) |
| 5663 { | |
| 5664 /* Encrypt the data. Do it in-place if possible, otherwise use an | |
| 5665 * allocated buffer. */ | |
|
15531
959cf4c63b18
patch 8.1.0773: not all crypt code is tested
Bram Moolenaar <Bram@vim.org>
parents:
15517
diff
changeset
|
5666 # ifdef CRYPT_NOT_INPLACE |
| 6122 | 5667 if (crypt_works_inplace(ip->bw_buffer->b_cryptstate)) |
| 5668 { | |
|
15531
959cf4c63b18
patch 8.1.0773: not all crypt code is tested
Bram Moolenaar <Bram@vim.org>
parents:
15517
diff
changeset
|
5669 # endif |
| 6122 | 5670 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
|
5671 # ifdef CRYPT_NOT_INPLACE |
| 6122 | 5672 } |
| 5673 else | |
| 5674 { | |
| 5675 char_u *outbuf; | |
| 5676 | |
| 5677 len = crypt_encode_alloc(curbuf->b_cryptstate, buf, len, &outbuf); | |
| 5678 if (len == 0) | |
| 5679 return OK; /* Crypt layer is buffering, will flush later. */ | |
| 5680 wlen = write_eintr(ip->bw_fd, outbuf, len); | |
| 5681 vim_free(outbuf); | |
| 5682 return (wlen < len) ? FAIL : OK; | |
| 5683 } | |
|
15531
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patch 8.1.0773: not all crypt code is tested
Bram Moolenaar <Bram@vim.org>
parents:
15517
diff
changeset
|
5684 # endif |
| 6122 | 5685 } |
| 7 | 5686 #endif |
| 5687 | |
| 2664 | 5688 wlen = write_eintr(ip->bw_fd, buf, len); |
| 5689 return (wlen < len) ? FAIL : OK; | |
| 7 | 5690 } |
| 5691 | |
| 5692 /* | |
| 5693 * Convert a Unicode character to bytes. | |
| 1947 | 5694 * Return TRUE for an error, FALSE when it's OK. |
| 7 | 5695 */ |
| 5696 static int | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
5697 ucs2bytes( |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
5698 unsigned c, /* in: character */ |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
5699 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
|
5700 int flags) /* FIO_ flags */ |
| 7 | 5701 { |
| 5702 char_u *p = *pp; | |
| 5703 int error = FALSE; | |
| 5704 int cc; | |
| 5705 | |
| 5706 | |
| 5707 if (flags & FIO_UCS4) | |
| 5708 { | |
| 5709 if (flags & FIO_ENDIAN_L) | |
| 5710 { | |
| 5711 *p++ = c; | |
| 5712 *p++ = (c >> 8); | |
| 5713 *p++ = (c >> 16); | |
| 5714 *p++ = (c >> 24); | |
| 5715 } | |
| 5716 else | |
| 5717 { | |
| 5718 *p++ = (c >> 24); | |
| 5719 *p++ = (c >> 16); | |
| 5720 *p++ = (c >> 8); | |
| 5721 *p++ = c; | |
| 5722 } | |
| 5723 } | |
| 5724 else if (flags & (FIO_UCS2 | FIO_UTF16)) | |
| 5725 { | |
| 5726 if (c >= 0x10000) | |
| 5727 { | |
| 5728 if (flags & FIO_UTF16) | |
| 5729 { | |
| 5730 /* Make two words, ten bits of the character in each. First | |
| 5731 * word is 0xd800 - 0xdbff, second one 0xdc00 - 0xdfff */ | |
| 5732 c -= 0x10000; | |
| 5733 if (c >= 0x100000) | |
| 5734 error = TRUE; | |
| 5735 cc = ((c >> 10) & 0x3ff) + 0xd800; | |
| 5736 if (flags & FIO_ENDIAN_L) | |
| 5737 { | |
| 5738 *p++ = cc; | |
| 5739 *p++ = ((unsigned)cc >> 8); | |
| 5740 } | |
| 5741 else | |
| 5742 { | |
| 5743 *p++ = ((unsigned)cc >> 8); | |
| 5744 *p++ = cc; | |
| 5745 } | |
| 5746 c = (c & 0x3ff) + 0xdc00; | |
| 5747 } | |
| 5748 else | |
| 5749 error = TRUE; | |
| 5750 } | |
| 5751 if (flags & FIO_ENDIAN_L) | |
| 5752 { | |
| 5753 *p++ = c; | |
| 5754 *p++ = (c >> 8); | |
| 5755 } | |
| 5756 else | |
| 5757 { | |
| 5758 *p++ = (c >> 8); | |
| 5759 *p++ = c; | |
| 5760 } | |
| 5761 } | |
| 5762 else /* Latin1 */ | |
| 5763 { | |
| 5764 if (c >= 0x100) | |
| 5765 { | |
| 5766 error = TRUE; | |
| 5767 *p++ = 0xBF; | |
| 5768 } | |
| 5769 else | |
| 5770 *p++ = c; | |
| 5771 } | |
| 5772 | |
| 5773 *pp = p; | |
| 5774 return error; | |
| 5775 } | |
| 5776 | |
| 5777 /* | |
| 1948 | 5778 * Return TRUE if file encoding "fenc" requires conversion from or to |
| 5779 * 'encoding'. | |
| 7 | 5780 */ |
| 5781 static int | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
5782 need_conversion(char_u *fenc) |
| 7 | 5783 { |
| 1948 | 5784 int same_encoding; |
| 5785 int enc_flags; | |
| 5786 int fenc_flags; | |
| 5787 | |
| 5788 if (*fenc == NUL || STRCMP(p_enc, fenc) == 0) | |
|
2217
120502692d82
Improve the MS-Windows installer.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
5789 { |
| 1948 | 5790 same_encoding = TRUE; |
|
2217
120502692d82
Improve the MS-Windows installer.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
5791 fenc_flags = 0; |
|
120502692d82
Improve the MS-Windows installer.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
5792 } |
| 1948 | 5793 else |
| 5794 { | |
| 5795 /* Ignore difference between "ansi" and "latin1", "ucs-4" and | |
| 5796 * "ucs-4be", etc. */ | |
| 5797 enc_flags = get_fio_flags(p_enc); | |
| 5798 fenc_flags = get_fio_flags(fenc); | |
| 5799 same_encoding = (enc_flags != 0 && fenc_flags == enc_flags); | |
| 5800 } | |
| 5801 if (same_encoding) | |
| 5802 { | |
| 5803 /* Specified encoding matches with 'encoding'. This requires | |
| 5804 * conversion when 'encoding' is Unicode but not UTF-8. */ | |
| 5805 return enc_unicode != 0; | |
| 5806 } | |
| 5807 | |
| 5808 /* Encodings differ. However, conversion is not needed when 'enc' is any | |
| 5809 * Unicode encoding and the file is UTF-8. */ | |
| 5810 return !(enc_utf8 && fenc_flags == FIO_UTF8); | |
| 7 | 5811 } |
| 5812 | |
| 5813 /* | |
| 5814 * Check "ptr" for a unicode encoding and return the FIO_ flags needed for the | |
| 5815 * internal conversion. | |
| 5816 * if "ptr" is an empty string, use 'encoding'. | |
| 5817 */ | |
| 5818 static int | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
5819 get_fio_flags(char_u *ptr) |
| 7 | 5820 { |
| 5821 int prop; | |
| 5822 | |
| 5823 if (*ptr == NUL) | |
| 5824 ptr = p_enc; | |
| 5825 | |
| 5826 prop = enc_canon_props(ptr); | |
| 5827 if (prop & ENC_UNICODE) | |
| 5828 { | |
| 5829 if (prop & ENC_2BYTE) | |
| 5830 { | |
| 5831 if (prop & ENC_ENDIAN_L) | |
| 5832 return FIO_UCS2 | FIO_ENDIAN_L; | |
| 5833 return FIO_UCS2; | |
| 5834 } | |
| 5835 if (prop & ENC_4BYTE) | |
| 5836 { | |
| 5837 if (prop & ENC_ENDIAN_L) | |
| 5838 return FIO_UCS4 | FIO_ENDIAN_L; | |
| 5839 return FIO_UCS4; | |
| 5840 } | |
| 5841 if (prop & ENC_2WORD) | |
| 5842 { | |
| 5843 if (prop & ENC_ENDIAN_L) | |
| 5844 return FIO_UTF16 | FIO_ENDIAN_L; | |
| 5845 return FIO_UTF16; | |
| 5846 } | |
| 5847 return FIO_UTF8; | |
| 5848 } | |
| 5849 if (prop & ENC_LATIN1) | |
| 5850 return FIO_LATIN1; | |
| 5851 /* must be ENC_DBCS, requires iconv() */ | |
| 5852 return 0; | |
| 5853 } | |
| 5854 | |
| 5855 #ifdef WIN3264 | |
| 5856 /* | |
| 5857 * Check "ptr" for a MS-Windows codepage name and return the FIO_ flags needed | |
| 5858 * for the conversion MS-Windows can do for us. Also accept "utf-8". | |
| 5859 * Used for conversion between 'encoding' and 'fileencoding'. | |
| 5860 */ | |
| 5861 static int | |
|
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f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
5862 get_win_fio_flags(char_u *ptr) |
| 7 | 5863 { |
| 5864 int cp; | |
| 5865 | |
| 5866 /* Cannot do this when 'encoding' is not utf-8 and not a codepage. */ | |
| 5867 if (!enc_utf8 && enc_codepage <= 0) | |
| 5868 return 0; | |
| 5869 | |
| 5870 cp = encname2codepage(ptr); | |
| 5871 if (cp == 0) | |
| 5872 { | |
| 5873 # ifdef CP_UTF8 /* VC 4.1 doesn't define CP_UTF8 */ | |
| 5874 if (STRCMP(ptr, "utf-8") == 0) | |
| 5875 cp = CP_UTF8; | |
| 5876 else | |
| 5877 # endif | |
| 5878 return 0; | |
| 5879 } | |
| 5880 return FIO_PUT_CP(cp) | FIO_CODEPAGE; | |
| 5881 } | |
| 5882 #endif | |
| 5883 | |
|
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351cf7c67bbe
patch 8.0.1236: Mac features are confusing
Christian Brabandt <cb@256bit.org>
parents:
12698
diff
changeset
|
5884 #ifdef MACOS_CONVERT |
| 7 | 5885 /* |
| 5886 * Check "ptr" for a Carbon supported encoding and return the FIO_ flags | |
| 5887 * needed for the internal conversion to/from utf-8 or latin1. | |
| 5888 */ | |
| 5889 static int | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
5890 get_mac_fio_flags(char_u *ptr) |
| 7 | 5891 { |
| 5892 if ((enc_utf8 || STRCMP(p_enc, "latin1") == 0) | |
| 5893 && (enc_canon_props(ptr) & ENC_MACROMAN)) | |
| 5894 return FIO_MACROMAN; | |
| 5895 return 0; | |
| 5896 } | |
| 5897 #endif | |
| 5898 | |
| 5899 /* | |
| 5900 * Check for a Unicode BOM (Byte Order Mark) at the start of p[size]. | |
| 5901 * "size" must be at least 2. | |
| 5902 * Return the name of the encoding and set "*lenp" to the length. | |
| 5903 * Returns NULL when no BOM found. | |
| 5904 */ | |
| 5905 static char_u * | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
5906 check_for_bom( |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
5907 char_u *p, |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
5908 long size, |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
5909 int *lenp, |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
5910 int flags) |
| 7 | 5911 { |
| 5912 char *name = NULL; | |
| 5913 int len = 2; | |
| 5914 | |
| 5915 if (p[0] == 0xef && p[1] == 0xbb && size >= 3 && p[2] == 0xbf | |
| 1688 | 5916 && (flags == FIO_ALL || flags == FIO_UTF8 || flags == 0)) |
| 7 | 5917 { |
| 5918 name = "utf-8"; /* EF BB BF */ | |
| 5919 len = 3; | |
| 5920 } | |
| 5921 else if (p[0] == 0xff && p[1] == 0xfe) | |
| 5922 { | |
| 5923 if (size >= 4 && p[2] == 0 && p[3] == 0 | |
| 5924 && (flags == FIO_ALL || flags == (FIO_UCS4 | FIO_ENDIAN_L))) | |
| 5925 { | |
| 5926 name = "ucs-4le"; /* FF FE 00 00 */ | |
| 5927 len = 4; | |
| 5928 } | |
| 1735 | 5929 else if (flags == (FIO_UCS2 | FIO_ENDIAN_L)) |
| 7 | 5930 name = "ucs-2le"; /* FF FE */ |
| 1735 | 5931 else if (flags == FIO_ALL || flags == (FIO_UTF16 | FIO_ENDIAN_L)) |
| 5932 /* utf-16le is preferred, it also works for ucs-2le text */ | |
| 7 | 5933 name = "utf-16le"; /* FF FE */ |
| 5934 } | |
| 5935 else if (p[0] == 0xfe && p[1] == 0xff | |
| 5936 && (flags == FIO_ALL || flags == FIO_UCS2 || flags == FIO_UTF16)) | |
| 5937 { | |
| 1547 | 5938 /* Default to utf-16, it works also for ucs-2 text. */ |
| 5939 if (flags == FIO_UCS2) | |
| 5940 name = "ucs-2"; /* FE FF */ | |
| 5941 else | |
| 7 | 5942 name = "utf-16"; /* FE FF */ |
| 5943 } | |
| 5944 else if (size >= 4 && p[0] == 0 && p[1] == 0 && p[2] == 0xfe | |
| 5945 && p[3] == 0xff && (flags == FIO_ALL || flags == FIO_UCS4)) | |
| 5946 { | |
| 5947 name = "ucs-4"; /* 00 00 FE FF */ | |
| 5948 len = 4; | |
| 5949 } | |
| 5950 | |
| 5951 *lenp = len; | |
| 5952 return (char_u *)name; | |
| 5953 } | |
| 5954 | |
| 5955 /* | |
| 5956 * Generate a BOM in "buf[4]" for encoding "name". | |
| 5957 * Return the length of the BOM (zero when no BOM). | |
| 5958 */ | |
| 5959 static int | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
5960 make_bom(char_u *buf, char_u *name) |
| 7 | 5961 { |
| 5962 int flags; | |
| 5963 char_u *p; | |
| 5964 | |
| 5965 flags = get_fio_flags(name); | |
| 5966 | |
| 5967 /* Can't put a BOM in a non-Unicode file. */ | |
| 5968 if (flags == FIO_LATIN1 || flags == 0) | |
| 5969 return 0; | |
| 5970 | |
| 5971 if (flags == FIO_UTF8) /* UTF-8 */ | |
| 5972 { | |
| 5973 buf[0] = 0xef; | |
| 5974 buf[1] = 0xbb; | |
| 5975 buf[2] = 0xbf; | |
| 5976 return 3; | |
| 5977 } | |
| 5978 p = buf; | |
| 5979 (void)ucs2bytes(0xfeff, &p, flags); | |
| 5980 return (int)(p - buf); | |
| 5981 } | |
| 5982 | |
| 5983 /* | |
| 5984 * Try to find a shortname by comparing the fullname with the current | |
| 5985 * directory. | |
| 1411 | 5986 * Returns "full_path" or pointer into "full_path" if shortened. |
| 5987 */ | |
| 5988 char_u * | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
5989 shorten_fname1(char_u *full_path) |
| 1411 | 5990 { |
| 2770 | 5991 char_u *dirname; |
| 1411 | 5992 char_u *p = full_path; |
| 5993 | |
| 2770 | 5994 dirname = alloc(MAXPATHL); |
| 5995 if (dirname == NULL) | |
| 5996 return full_path; | |
| 1411 | 5997 if (mch_dirname(dirname, MAXPATHL) == OK) |
| 5998 { | |
| 5999 p = shorten_fname(full_path, dirname); | |
| 6000 if (p == NULL || *p == NUL) | |
| 6001 p = full_path; | |
| 6002 } | |
| 2770 | 6003 vim_free(dirname); |
| 1411 | 6004 return p; |
| 6005 } | |
| 6006 | |
| 6007 /* | |
| 6008 * Try to find a shortname by comparing the fullname with the current | |
| 6009 * directory. | |
| 7 | 6010 * Returns NULL if not shorter name possible, pointer into "full_path" |
| 6011 * otherwise. | |
| 6012 */ | |
| 6013 char_u * | |
|
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f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
6014 shorten_fname(char_u *full_path, char_u *dir_name) |
| 7 | 6015 { |
| 6016 int len; | |
| 6017 char_u *p; | |
| 6018 | |
| 6019 if (full_path == NULL) | |
| 6020 return NULL; | |
| 6021 len = (int)STRLEN(dir_name); | |
| 6022 if (fnamencmp(dir_name, full_path, len) == 0) | |
| 6023 { | |
| 6024 p = full_path + len; | |
|
8212
05b88224cea1
commit https://github.com/vim/vim/commit/48e330aff911be1c798c88a973af6437a8141fce
Christian Brabandt <cb@256bit.org>
parents:
8080
diff
changeset
|
6025 #if defined(MSWIN) |
| 7 | 6026 /* |
|
8212
05b88224cea1
commit https://github.com/vim/vim/commit/48e330aff911be1c798c88a973af6437a8141fce
Christian Brabandt <cb@256bit.org>
parents:
8080
diff
changeset
|
6027 * MSWIN: when a file is in the root directory, dir_name will end in a |
| 7 | 6028 * slash, since C: by itself does not define a specific dir. In this |
| 6029 * case p may already be correct. <negri> | |
| 6030 */ | |
| 6031 if (!((len > 2) && (*(p - 2) == ':'))) | |
| 6032 #endif | |
| 6033 { | |
| 6034 if (vim_ispathsep(*p)) | |
| 6035 ++p; | |
| 6036 #ifndef VMS /* the path separator is always part of the path */ | |
| 6037 else | |
| 6038 p = NULL; | |
| 6039 #endif | |
| 6040 } | |
| 6041 } | |
|
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commit https://github.com/vim/vim/commit/48e330aff911be1c798c88a973af6437a8141fce
Christian Brabandt <cb@256bit.org>
parents:
8080
diff
changeset
|
6042 #if defined(MSWIN) |
| 7 | 6043 /* |
| 6044 * When using a file in the current drive, remove the drive name: | |
| 6045 * "A:\dir\file" -> "\dir\file". This helps when moving a session file on | |
| 6046 * a floppy from "A:\dir" to "B:\dir". | |
| 6047 */ | |
| 6048 else if (len > 3 | |
| 6049 && TOUPPER_LOC(full_path[0]) == TOUPPER_LOC(dir_name[0]) | |
| 6050 && full_path[1] == ':' | |
| 6051 && vim_ispathsep(full_path[2])) | |
| 6052 p = full_path + 2; | |
| 6053 #endif | |
| 6054 else | |
| 6055 p = NULL; | |
| 6056 return p; | |
| 6057 } | |
| 6058 | |
| 6059 /* | |
|
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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
|
6060 * Shorten filename of a buffer. |
| 7 | 6061 * When "force" is TRUE: Use full path from now on for files currently being |
| 6062 * edited, both for file name and swap file name. Try to shorten the file | |
| 6063 * names a bit, if safe to do so. | |
| 6064 * When "force" is FALSE: Only try to shorten absolute file names. | |
| 6065 * For buffers that have buftype "nofile" or "scratch": never change the file | |
| 6066 * name. | |
| 6067 */ | |
| 6068 void | |
|
13819
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Christian Brabandt <cb@256bit.org>
parents:
13810
diff
changeset
|
6069 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:
13810
diff
changeset
|
6070 { |
|
31bb8e1f7625
patch 8.0.1781: file names in quickfix window are not shortened
Christian Brabandt <cb@256bit.org>
parents:
13810
diff
changeset
|
6071 char_u *p; |
|
31bb8e1f7625
patch 8.0.1781: file names in quickfix window are not shortened
Christian Brabandt <cb@256bit.org>
parents:
13810
diff
changeset
|
6072 |
|
31bb8e1f7625
patch 8.0.1781: file names in quickfix window are not shortened
Christian Brabandt <cb@256bit.org>
parents:
13810
diff
changeset
|
6073 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
|
6074 #ifdef FEAT_QUICKFIX |
|
31bb8e1f7625
patch 8.0.1781: file names in quickfix window are not shortened
Christian Brabandt <cb@256bit.org>
parents:
13810
diff
changeset
|
6075 && !bt_nofile(buf) |
|
31bb8e1f7625
patch 8.0.1781: file names in quickfix window are not shortened
Christian Brabandt <cb@256bit.org>
parents:
13810
diff
changeset
|
6076 #endif |
|
31bb8e1f7625
patch 8.0.1781: file names in quickfix window are not shortened
Christian Brabandt <cb@256bit.org>
parents:
13810
diff
changeset
|
6077 && !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
|
6078 && (force |
|
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 == NULL |
|
31bb8e1f7625
patch 8.0.1781: file names in quickfix window are not shortened
Christian Brabandt <cb@256bit.org>
parents:
13810
diff
changeset
|
6080 || 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
|
6081 { |
|
14917
6f2ce3b311de
patch 8.1.0470: pointer ownership around fname_expand() is unclear
Bram Moolenaar <Bram@vim.org>
parents:
14862
diff
changeset
|
6082 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
|
6083 VIM_CLEAR(buf->b_sfname); |
|
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
|
6084 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
|
6085 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
|
6086 { |
|
31bb8e1f7625
patch 8.0.1781: file names in quickfix window are not shortened
Christian Brabandt <cb@256bit.org>
parents:
13810
diff
changeset
|
6087 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
|
6088 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
|
6089 } |
|
31bb8e1f7625
patch 8.0.1781: file names in quickfix window are not shortened
Christian Brabandt <cb@256bit.org>
parents:
13810
diff
changeset
|
6090 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
|
6091 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
|
6092 } |
|
31bb8e1f7625
patch 8.0.1781: file names in quickfix window are not shortened
Christian Brabandt <cb@256bit.org>
parents:
13810
diff
changeset
|
6093 } |
|
31bb8e1f7625
patch 8.0.1781: file names in quickfix window are not shortened
Christian Brabandt <cb@256bit.org>
parents:
13810
diff
changeset
|
6094 |
|
31bb8e1f7625
patch 8.0.1781: file names in quickfix window are not shortened
Christian Brabandt <cb@256bit.org>
parents:
13810
diff
changeset
|
6095 /* |
|
31bb8e1f7625
patch 8.0.1781: file names in quickfix window are not shortened
Christian Brabandt <cb@256bit.org>
parents:
13810
diff
changeset
|
6096 * 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
|
6097 */ |
|
31bb8e1f7625
patch 8.0.1781: file names in quickfix window are not shortened
Christian Brabandt <cb@256bit.org>
parents:
13810
diff
changeset
|
6098 void |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
6099 shorten_fnames(int force) |
| 7 | 6100 { |
| 6101 char_u dirname[MAXPATHL]; | |
| 6102 buf_T *buf; | |
| 6103 | |
| 6104 mch_dirname(dirname, MAXPATHL); | |
|
9649
fd9727ae3c49
commit https://github.com/vim/vim/commit/2932359000b2f918d5fade79ea4d124d5943cd07
Christian Brabandt <cb@256bit.org>
parents:
9599
diff
changeset
|
6105 FOR_ALL_BUFFERS(buf) |
| 7 | 6106 { |
|
13819
31bb8e1f7625
patch 8.0.1781: file names in quickfix window are not shortened
Christian Brabandt <cb@256bit.org>
parents:
13810
diff
changeset
|
6107 shorten_buf_fname(buf, dirname, force); |
| 9 | 6108 |
| 6109 /* Always make the swap file name a full path, a "nofile" buffer may | |
| 6110 * also have a swap file. */ | |
| 6111 mf_fullname(buf->b_ml.ml_mfp); | |
| 7 | 6112 } |
| 6113 status_redraw_all(); | |
| 672 | 6114 redraw_tabline = TRUE; |
| 7 | 6115 } |
| 6116 | |
| 6117 #if (defined(FEAT_DND) && defined(FEAT_GUI_GTK)) \ | |
| 6118 || defined(FEAT_GUI_MSWIN) \ | |
| 6119 || defined(FEAT_GUI_MAC) \ | |
| 6120 || defined(PROTO) | |
| 6121 /* | |
| 6122 * Shorten all filenames in "fnames[count]" by current directory. | |
| 6123 */ | |
| 6124 void | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
6125 shorten_filenames(char_u **fnames, int count) |
| 7 | 6126 { |
| 6127 int i; | |
| 6128 char_u dirname[MAXPATHL]; | |
| 6129 char_u *p; | |
| 6130 | |
| 6131 if (fnames == NULL || count < 1) | |
| 6132 return; | |
| 6133 mch_dirname(dirname, sizeof(dirname)); | |
| 6134 for (i = 0; i < count; ++i) | |
| 6135 { | |
| 6136 if ((p = shorten_fname(fnames[i], dirname)) != NULL) | |
| 6137 { | |
| 6138 /* shorten_fname() returns pointer in given "fnames[i]". If free | |
| 6139 * "fnames[i]" first, "p" becomes invalid. So we need to copy | |
| 6140 * "p" first then free fnames[i]. */ | |
| 6141 p = vim_strsave(p); | |
| 6142 vim_free(fnames[i]); | |
| 6143 fnames[i] = p; | |
| 6144 } | |
| 6145 } | |
| 6146 } | |
| 6147 #endif | |
| 6148 | |
| 6149 /* | |
|
14475
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
6150 * Add extension to file name - change path/fo.o.h to path/fo.o.h.ext or |
| 7 | 6151 * fo_o_h.ext for MSDOS or when shortname option set. |
| 6152 * | |
| 6153 * Assumed that fname is a valid name found in the filesystem we assure that | |
| 6154 * the return value is a different name and ends in 'ext'. | |
| 6155 * "ext" MUST be at most 4 characters long if it starts with a dot, 3 | |
| 6156 * characters otherwise. | |
| 6157 * Space for the returned name is allocated, must be freed later. | |
| 6158 * Returns NULL when out of memory. | |
| 6159 */ | |
| 6160 char_u * | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
6161 modname( |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
6162 char_u *fname, |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
6163 char_u *ext, |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
6164 int prepend_dot) /* may prepend a '.' to file name */ |
| 7 | 6165 { |
|
8212
05b88224cea1
commit https://github.com/vim/vim/commit/48e330aff911be1c798c88a973af6437a8141fce
Christian Brabandt <cb@256bit.org>
parents:
8080
diff
changeset
|
6166 return buf_modname((curbuf->b_p_sn || curbuf->b_shortname), |
| 7 | 6167 fname, ext, prepend_dot); |
| 6168 } | |
| 6169 | |
| 6170 char_u * | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
6171 buf_modname( |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
6172 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
|
6173 char_u *fname, |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
6174 char_u *ext, |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
6175 int prepend_dot) /* may prepend a '.' to file name */ |
| 7 | 6176 { |
| 6177 char_u *retval; | |
| 6178 char_u *s; | |
| 6179 char_u *e; | |
| 6180 char_u *ptr; | |
| 6181 int fnamelen, extlen; | |
| 6182 | |
| 6183 extlen = (int)STRLEN(ext); | |
| 6184 | |
| 6185 /* | |
| 6186 * If there is no file name we must get the name of the current directory | |
| 6187 * (we need the full path in case :cd is used). | |
| 6188 */ | |
| 6189 if (fname == NULL || *fname == NUL) | |
| 6190 { | |
| 6191 retval = alloc((unsigned)(MAXPATHL + extlen + 3)); | |
| 6192 if (retval == NULL) | |
| 6193 return NULL; | |
| 6194 if (mch_dirname(retval, MAXPATHL) == FAIL || | |
| 6195 (fnamelen = (int)STRLEN(retval)) == 0) | |
| 6196 { | |
| 6197 vim_free(retval); | |
| 6198 return NULL; | |
| 6199 } | |
| 39 | 6200 if (!after_pathsep(retval, retval + fnamelen)) |
| 7 | 6201 { |
| 6202 retval[fnamelen++] = PATHSEP; | |
| 6203 retval[fnamelen] = NUL; | |
| 6204 } | |
| 6205 prepend_dot = FALSE; /* nothing to prepend a dot to */ | |
| 6206 } | |
| 6207 else | |
| 6208 { | |
| 6209 fnamelen = (int)STRLEN(fname); | |
| 6210 retval = alloc((unsigned)(fnamelen + extlen + 3)); | |
| 6211 if (retval == NULL) | |
| 6212 return NULL; | |
| 6213 STRCPY(retval, fname); | |
| 6214 #ifdef VMS | |
| 6215 vms_remove_version(retval); /* we do not need versions here */ | |
| 6216 #endif | |
| 6217 } | |
| 6218 | |
| 6219 /* | |
| 6220 * search backwards until we hit a '/', '\' or ':' replacing all '.' | |
| 6221 * by '_' for MSDOS or when shortname option set and ext starts with a dot. | |
| 6222 * Then truncate what is after the '/', '\' or ':' to 8 characters for | |
| 6223 * MSDOS and 26 characters for AMIGA, a lot more for UNIX. | |
| 6224 */ | |
|
11127
506f5d8b7d8b
patch 8.0.0451: some macros are in lower case
Christian Brabandt <cb@256bit.org>
parents:
11121
diff
changeset
|
6225 for (ptr = retval + fnamelen; ptr > retval; MB_PTR_BACK(retval, ptr)) |
| 7 | 6226 { |
| 6227 if (*ext == '.' | |
| 2823 | 6228 #ifdef USE_LONG_FNAME |
| 7 | 6229 && (!USE_LONG_FNAME || shortname) |
| 2823 | 6230 #else |
| 7 | 6231 && shortname |
| 2823 | 6232 #endif |
| 7 | 6233 ) |
| 6234 if (*ptr == '.') /* replace '.' by '_' */ | |
| 6235 *ptr = '_'; | |
| 6236 if (vim_ispathsep(*ptr)) | |
| 391 | 6237 { |
| 6238 ++ptr; | |
| 7 | 6239 break; |
| 391 | 6240 } |
| 6241 } | |
| 7 | 6242 |
| 6243 /* the file name has at most BASENAMELEN characters. */ | |
| 6244 if (STRLEN(ptr) > (unsigned)BASENAMELEN) | |
| 6245 ptr[BASENAMELEN] = '\0'; | |
| 6246 | |
| 6247 s = ptr + STRLEN(ptr); | |
| 6248 | |
| 6249 /* | |
| 6250 * For 8.3 file names we may have to reduce the length. | |
| 6251 */ | |
| 6252 #ifdef USE_LONG_FNAME | |
| 6253 if (!USE_LONG_FNAME || shortname) | |
| 6254 #else | |
| 6255 if (shortname) | |
| 6256 #endif | |
| 6257 { | |
| 6258 /* | |
| 6259 * If there is no file name, or the file name ends in '/', and the | |
| 6260 * extension starts with '.', put a '_' before the dot, because just | |
| 6261 * ".ext" is invalid. | |
| 6262 */ | |
| 6263 if (fname == NULL || *fname == NUL | |
| 6264 || vim_ispathsep(fname[STRLEN(fname) - 1])) | |
| 6265 { | |
| 6266 if (*ext == '.') | |
| 6267 *s++ = '_'; | |
| 6268 } | |
| 6269 /* | |
| 6270 * If the extension starts with '.', truncate the base name at 8 | |
| 6271 * characters | |
| 6272 */ | |
| 6273 else if (*ext == '.') | |
| 6274 { | |
| 1877 | 6275 if ((size_t)(s - ptr) > (size_t)8) |
| 7 | 6276 { |
| 6277 s = ptr + 8; | |
| 6278 *s = '\0'; | |
| 6279 } | |
| 6280 } | |
| 6281 /* | |
| 6282 * If the extension doesn't start with '.', and the file name | |
| 6283 * doesn't have an extension yet, append a '.' | |
| 6284 */ | |
| 6285 else if ((e = vim_strchr(ptr, '.')) == NULL) | |
| 6286 *s++ = '.'; | |
| 6287 /* | |
| 6288 * If the extension doesn't start with '.', and there already is an | |
| 1201 | 6289 * extension, it may need to be truncated |
| 7 | 6290 */ |
| 6291 else if ((int)STRLEN(e) + extlen > 4) | |
| 6292 s = e + 4 - extlen; | |
| 6293 } | |
|
7408
1886f2863437
commit https://github.com/vim/vim/commit/e7fedb6ebe72d9a475aa65109b77d5ed4667067a
Christian Brabandt <cb@256bit.org>
parents:
7320
diff
changeset
|
6294 #if defined(USE_LONG_FNAME) || defined(WIN3264) |
| 7 | 6295 /* |
| 6296 * If there is no file name, and the extension starts with '.', put a | |
| 6297 * '_' before the dot, because just ".ext" may be invalid if it's on a | |
| 6298 * FAT partition, and on HPFS it doesn't matter. | |
| 6299 */ | |
| 6300 else if ((fname == NULL || *fname == NUL) && *ext == '.') | |
| 6301 *s++ = '_'; | |
| 6302 #endif | |
| 6303 | |
| 6304 /* | |
| 1651 | 6305 * Append the extension. |
| 7 | 6306 * ext can start with '.' and cannot exceed 3 more characters. |
| 6307 */ | |
| 6308 STRCPY(s, ext); | |
| 6309 | |
| 6310 /* | |
| 6311 * Prepend the dot. | |
| 6312 */ | |
| 2823 | 6313 if (prepend_dot && !shortname && *(e = gettail(retval)) != '.' |
| 7 | 6314 #ifdef USE_LONG_FNAME |
| 6315 && USE_LONG_FNAME | |
| 6316 #endif | |
| 6317 ) | |
| 6318 { | |
| 1620 | 6319 STRMOVE(e + 1, e); |
| 7 | 6320 *e = '.'; |
| 6321 } | |
| 6322 | |
| 6323 /* | |
| 6324 * Check that, after appending the extension, the file name is really | |
| 6325 * different. | |
| 6326 */ | |
| 6327 if (fname != NULL && STRCMP(fname, retval) == 0) | |
| 6328 { | |
| 6329 /* we search for a character that can be replaced by '_' */ | |
| 6330 while (--s >= ptr) | |
| 6331 { | |
| 6332 if (*s != '_') | |
| 6333 { | |
| 6334 *s = '_'; | |
| 6335 break; | |
| 6336 } | |
| 6337 } | |
| 6338 if (s < ptr) /* fname was "________.<ext>", how tricky! */ | |
| 6339 *ptr = 'v'; | |
| 6340 } | |
| 6341 return retval; | |
| 6342 } | |
| 6343 | |
| 6344 /* | |
| 6345 * Like fgets(), but if the file line is too long, it is truncated and the | |
| 6346 * 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
|
6347 * If the line is truncated then buf[size - 2] will not be NUL. |
| 7 | 6348 */ |
| 6349 int | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
6350 vim_fgets(char_u *buf, int size, FILE *fp) |
| 7 | 6351 { |
| 6352 char *eof; | |
| 6353 #define FGETS_SIZE 200 | |
| 6354 char tbuf[FGETS_SIZE]; | |
| 6355 | |
| 6356 buf[size - 2] = NUL; | |
| 6357 #ifdef USE_CR | |
| 6358 eof = fgets_cr((char *)buf, size, fp); | |
| 6359 #else | |
| 6360 eof = fgets((char *)buf, size, fp); | |
| 6361 #endif | |
| 6362 if (buf[size - 2] != NUL && buf[size - 2] != '\n') | |
| 6363 { | |
| 6364 buf[size - 1] = NUL; /* Truncate the line */ | |
| 6365 | |
| 6366 /* Now throw away the rest of the line: */ | |
| 6367 do | |
| 6368 { | |
| 6369 tbuf[FGETS_SIZE - 2] = NUL; | |
| 6370 #ifdef USE_CR | |
|
14730
193471015e1a
patch 8.1.0377: xdiff doesn't use the Vim memory allocation functions
Christian Brabandt <cb@256bit.org>
parents:
14700
diff
changeset
|
6371 vim_ignoredp = fgets_cr((char *)tbuf, FGETS_SIZE, fp); |
| 7 | 6372 #else |
|
14730
193471015e1a
patch 8.1.0377: xdiff doesn't use the Vim memory allocation functions
Christian Brabandt <cb@256bit.org>
parents:
14700
diff
changeset
|
6373 vim_ignoredp = fgets((char *)tbuf, FGETS_SIZE, fp); |
| 7 | 6374 #endif |
| 6375 } while (tbuf[FGETS_SIZE - 2] != NUL && tbuf[FGETS_SIZE - 2] != '\n'); | |
| 6376 } | |
| 6377 return (eof == NULL); | |
| 6378 } | |
| 6379 | |
| 6380 #if defined(USE_CR) || defined(PROTO) | |
| 6381 /* | |
| 6382 * Like vim_fgets(), but accept any line terminator: CR, CR-LF or LF. | |
| 6383 * Returns TRUE for end-of-file. | |
| 6384 * Only used for the Mac, because it's much slower than vim_fgets(). | |
| 6385 */ | |
| 6386 int | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
6387 tag_fgets(char_u *buf, int size, FILE *fp) |
| 7 | 6388 { |
| 6389 int i = 0; | |
| 6390 int c; | |
| 6391 int eof = FALSE; | |
| 6392 | |
| 6393 for (;;) | |
| 6394 { | |
| 6395 c = fgetc(fp); | |
| 6396 if (c == EOF) | |
| 6397 { | |
| 6398 eof = TRUE; | |
| 6399 break; | |
| 6400 } | |
| 6401 if (c == '\r') | |
| 6402 { | |
| 6403 /* Always store a NL for end-of-line. */ | |
| 6404 if (i < size - 1) | |
| 6405 buf[i++] = '\n'; | |
| 6406 c = fgetc(fp); | |
| 6407 if (c != '\n') /* Macintosh format: single CR. */ | |
| 6408 ungetc(c, fp); | |
| 6409 break; | |
| 6410 } | |
| 6411 if (i < size - 1) | |
| 6412 buf[i++] = c; | |
| 6413 if (c == '\n') | |
| 6414 break; | |
| 6415 } | |
| 6416 buf[i] = NUL; | |
| 6417 return eof; | |
| 6418 } | |
| 6419 #endif | |
| 6420 | |
| 6421 /* | |
| 6422 * rename() only works if both files are on the same file system, this | |
| 6423 * function will (attempts to?) copy the file across if rename fails -- webb | |
| 6424 * Return -1 for failure, 0 for success. | |
| 6425 */ | |
| 6426 int | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
6427 vim_rename(char_u *from, char_u *to) |
| 7 | 6428 { |
| 6429 int fd_in; | |
| 6430 int fd_out; | |
| 6431 int n; | |
| 6432 char *errmsg = NULL; | |
| 6433 char *buffer; | |
| 6434 #ifdef AMIGA | |
| 6435 BPTR flock; | |
| 6436 #endif | |
|
9387
f094d4085014
commit https://github.com/vim/vim/commit/8767f52fbfd4f053ce00a978227c95f1d7d323fe
Christian Brabandt <cb@256bit.org>
parents:
9291
diff
changeset
|
6437 stat_T st; |
| 194 | 6438 long perm; |
| 199 | 6439 #ifdef HAVE_ACL |
| 6440 vim_acl_T acl; /* ACL from original file */ | |
| 6441 #endif | |
| 1779 | 6442 int use_tmp_file = FALSE; |
| 7 | 6443 |
| 6444 /* | |
| 1779 | 6445 * When the names are identical, there is nothing to do. When they refer |
| 6446 * to the same file (ignoring case and slash/backslash differences) but | |
| 6447 * the file name differs we need to go through a temp file. | |
| 7 | 6448 */ |
| 6449 if (fnamecmp(from, to) == 0) | |
| 1779 | 6450 { |
| 4242 | 6451 if (p_fic && STRCMP(gettail(from), gettail(to)) != 0) |
| 1779 | 6452 use_tmp_file = TRUE; |
| 6453 else | |
| 6454 return 0; | |
| 6455 } | |
| 7 | 6456 |
| 6457 /* | |
| 6458 * Fail if the "from" file doesn't exist. Avoids that "to" is deleted. | |
| 6459 */ | |
| 6460 if (mch_stat((char *)from, &st) < 0) | |
| 6461 return -1; | |
| 6462 | |
| 1778 | 6463 #ifdef UNIX |
| 6464 { | |
|
9387
f094d4085014
commit https://github.com/vim/vim/commit/8767f52fbfd4f053ce00a978227c95f1d7d323fe
Christian Brabandt <cb@256bit.org>
parents:
9291
diff
changeset
|
6465 stat_T st_to; |
| 1778 | 6466 |
| 6467 /* It's possible for the source and destination to be the same file. | |
| 6468 * This happens when "from" and "to" differ in case and are on a FAT32 | |
| 6469 * filesystem. In that case go through a temp file name. */ | |
| 6470 if (mch_stat((char *)to, &st_to) >= 0 | |
| 6471 && st.st_dev == st_to.st_dev | |
| 6472 && st.st_ino == st_to.st_ino) | |
| 1779 | 6473 use_tmp_file = TRUE; |
| 6474 } | |
| 6475 #endif | |
| 2793 | 6476 #ifdef WIN3264 |
| 6477 { | |
| 6478 BY_HANDLE_FILE_INFORMATION info1, info2; | |
| 6479 | |
| 6480 /* It's possible for the source and destination to be the same file. | |
| 6481 * In that case go through a temp file name. This makes rename("foo", | |
| 6482 * "./foo") a no-op (in a complicated way). */ | |
| 6483 if (win32_fileinfo(from, &info1) == FILEINFO_OK | |
| 6484 && win32_fileinfo(to, &info2) == FILEINFO_OK | |
| 6485 && info1.dwVolumeSerialNumber == info2.dwVolumeSerialNumber | |
| 6486 && info1.nFileIndexHigh == info2.nFileIndexHigh | |
| 6487 && info1.nFileIndexLow == info2.nFileIndexLow) | |
| 6488 use_tmp_file = TRUE; | |
| 6489 } | |
| 6490 #endif | |
| 1779 | 6491 |
| 6492 if (use_tmp_file) | |
| 6493 { | |
| 6494 char tempname[MAXPATHL + 1]; | |
| 6495 | |
| 6496 /* | |
| 6497 * Find a name that doesn't exist and is in the same directory. | |
| 6498 * Rename "from" to "tempname" and then rename "tempname" to "to". | |
| 6499 */ | |
| 6500 if (STRLEN(from) >= MAXPATHL - 5) | |
| 6501 return -1; | |
| 6502 STRCPY(tempname, from); | |
| 6503 for (n = 123; n < 99999; ++n) | |
| 6504 { | |
| 6505 sprintf((char *)gettail((char_u *)tempname), "%d", n); | |
| 6506 if (mch_stat(tempname, &st) < 0) | |
| 6507 { | |
| 6508 if (mch_rename((char *)from, tempname) == 0) | |
| 1778 | 6509 { |
| 1779 | 6510 if (mch_rename(tempname, (char *)to) == 0) |
| 6511 return 0; | |
| 6512 /* Strange, the second step failed. Try moving the | |
| 6513 * file back and return failure. */ | |
| 6514 mch_rename(tempname, (char *)from); | |
| 1778 | 6515 return -1; |
| 6516 } | |
| 1779 | 6517 /* If it fails for one temp name it will most likely fail |
| 6518 * for any temp name, give up. */ | |
| 6519 return -1; | |
| 6520 } | |
| 6521 } | |
| 6522 return -1; | |
| 1778 | 6523 } |
| 6524 | |
| 7 | 6525 /* |
| 6526 * Delete the "to" file, this is required on some systems to make the | |
| 6527 * mch_rename() work, on other systems it makes sure that we don't have | |
| 6528 * two files when the mch_rename() fails. | |
| 6529 */ | |
| 6530 | |
| 6531 #ifdef AMIGA | |
| 6532 /* | |
| 6533 * With MSDOS-compatible filesystems (crossdos, messydos) it is possible | |
| 6534 * that the name of the "to" file is the same as the "from" file, even | |
| 1201 | 6535 * though the names are different. To avoid the chance of accidentally |
| 7 | 6536 * deleting the "from" file (horror!) we lock it during the remove. |
| 6537 * | |
| 6538 * When used for making a backup before writing the file: This should not | |
| 6539 * happen with ":w", because startscript() should detect this problem and | |
| 6540 * set buf->b_shortname, causing modname() to return a correct ".bak" file | |
| 6541 * name. This problem does exist with ":w filename", but then the | |
| 6542 * original file will be somewhere else so the backup isn't really | |
| 6543 * important. If autoscripting is off the rename may fail. | |
| 6544 */ | |
| 6545 flock = Lock((UBYTE *)from, (long)ACCESS_READ); | |
| 6546 #endif | |
| 6547 mch_remove(to); | |
| 6548 #ifdef AMIGA | |
| 6549 if (flock) | |
| 6550 UnLock(flock); | |
| 6551 #endif | |
| 6552 | |
| 6553 /* | |
| 6554 * First try a normal rename, return if it works. | |
| 6555 */ | |
| 6556 if (mch_rename((char *)from, (char *)to) == 0) | |
| 6557 return 0; | |
| 6558 | |
| 6559 /* | |
| 6560 * Rename() failed, try copying the file. | |
| 6561 */ | |
| 194 | 6562 perm = mch_getperm(from); |
| 199 | 6563 #ifdef HAVE_ACL |
| 6564 /* For systems that support ACL: get the ACL from the original file. */ | |
| 6565 acl = mch_get_acl(from); | |
| 6566 #endif | |
| 7 | 6567 fd_in = mch_open((char *)from, O_RDONLY|O_EXTRA, 0); |
| 6568 if (fd_in == -1) | |
| 1651 | 6569 { |
| 6570 #ifdef HAVE_ACL | |
| 6571 mch_free_acl(acl); | |
| 6572 #endif | |
| 7 | 6573 return -1; |
| 1651 | 6574 } |
| 194 | 6575 |
| 6576 /* Create the new file with same permissions as the original. */ | |
| 557 | 6577 fd_out = mch_open((char *)to, |
| 6578 O_CREAT|O_EXCL|O_WRONLY|O_EXTRA|O_NOFOLLOW, (int)perm); | |
| 7 | 6579 if (fd_out == -1) |
| 6580 { | |
| 6581 close(fd_in); | |
| 1651 | 6582 #ifdef HAVE_ACL |
| 6583 mch_free_acl(acl); | |
| 6584 #endif | |
| 7 | 6585 return -1; |
| 6586 } | |
| 6587 | |
| 6588 buffer = (char *)alloc(BUFSIZE); | |
| 6589 if (buffer == NULL) | |
| 6590 { | |
| 1651 | 6591 close(fd_out); |
| 7 | 6592 close(fd_in); |
| 1651 | 6593 #ifdef HAVE_ACL |
| 6594 mch_free_acl(acl); | |
| 6595 #endif | |
| 7 | 6596 return -1; |
| 6597 } | |
| 6598 | |
| 2664 | 6599 while ((n = read_eintr(fd_in, buffer, BUFSIZE)) > 0) |
| 6600 if (write_eintr(fd_out, buffer, n) != n) | |
| 7 | 6601 { |
| 6602 errmsg = _("E208: Error writing to \"%s\""); | |
| 6603 break; | |
| 6604 } | |
| 6605 | |
| 6606 vim_free(buffer); | |
| 6607 close(fd_in); | |
| 6608 if (close(fd_out) < 0) | |
| 6609 errmsg = _("E209: Error closing \"%s\""); | |
| 6610 if (n < 0) | |
| 6611 { | |
| 6612 errmsg = _("E210: Error reading \"%s\""); | |
| 6613 to = from; | |
| 6614 } | |
| 1201 | 6615 #ifndef UNIX /* for Unix mch_open() already set the permission */ |
| 194 | 6616 mch_setperm(to, perm); |
| 570 | 6617 #endif |
| 199 | 6618 #ifdef HAVE_ACL |
| 6619 mch_set_acl(to, acl); | |
| 1651 | 6620 mch_free_acl(acl); |
| 199 | 6621 #endif |
| 5788 | 6622 #if defined(HAVE_SELINUX) || defined(HAVE_SMACK) |
| 5483 | 6623 mch_copy_sec(from, to); |
| 5479 | 6624 #endif |
| 7 | 6625 if (errmsg != NULL) |
| 6626 { | |
|
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15442
diff
changeset
|
6627 semsg(errmsg, to); |
| 7 | 6628 return -1; |
| 6629 } | |
| 6630 mch_remove(from); | |
| 6631 return 0; | |
| 6632 } | |
| 6633 | |
| 6634 static int already_warned = FALSE; | |
| 6635 | |
| 6636 /* | |
| 6637 * Check if any not hidden buffer has been changed. | |
| 6638 * Postpone the check if there are characters in the stuff buffer, a global | |
| 6639 * command is being executed, a mapping is being executed or an autocommand is | |
| 6640 * busy. | |
| 6641 * Returns TRUE if some message was written (screen should be redrawn and | |
| 6642 * cursor positioned). | |
| 6643 */ | |
| 6644 int | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
6645 check_timestamps( |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
6646 int focus) /* called for GUI focus event */ |
| 7 | 6647 { |
| 6648 buf_T *buf; | |
| 6649 int didit = 0; | |
| 6650 int n; | |
| 6651 | |
| 6652 /* Don't check timestamps while system() or another low-level function may | |
| 6653 * cause us to lose and gain focus. */ | |
| 6654 if (no_check_timestamps > 0) | |
| 6655 return FALSE; | |
| 6656 | |
| 6657 /* Avoid doing a check twice. The OK/Reload dialog can cause a focus | |
| 6658 * event and we would keep on checking if the file is steadily growing. | |
| 6659 * Do check again after typing something. */ | |
| 6660 if (focus && did_check_timestamps) | |
| 6661 { | |
| 6662 need_check_timestamps = TRUE; | |
| 6663 return FALSE; | |
| 6664 } | |
| 6665 | |
| 6666 if (!stuff_empty() || global_busy || !typebuf_typed() | |
|
13380
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patch 8.0.1564: too many #ifdefs
Christian Brabandt <cb@256bit.org>
parents:
13244
diff
changeset
|
6667 || autocmd_busy || curbuf_lock > 0 || allbuf_lock > 0) |
| 7 | 6668 need_check_timestamps = TRUE; /* check later */ |
| 6669 else | |
| 6670 { | |
| 6671 ++no_wait_return; | |
| 6672 did_check_timestamps = TRUE; | |
| 6673 already_warned = FALSE; | |
|
9649
fd9727ae3c49
commit https://github.com/vim/vim/commit/2932359000b2f918d5fade79ea4d124d5943cd07
Christian Brabandt <cb@256bit.org>
parents:
9599
diff
changeset
|
6674 FOR_ALL_BUFFERS(buf) |
| 7 | 6675 { |
| 6676 /* Only check buffers in a window. */ | |
| 6677 if (buf->b_nwindows > 0) | |
| 6678 { | |
|
9487
69ed2c9d34a6
commit https://github.com/vim/vim/commit/7c0a2f367f2507669560b1a66423155c70d2e75b
Christian Brabandt <cb@256bit.org>
parents:
9391
diff
changeset
|
6679 bufref_T bufref; |
|
69ed2c9d34a6
commit https://github.com/vim/vim/commit/7c0a2f367f2507669560b1a66423155c70d2e75b
Christian Brabandt <cb@256bit.org>
parents:
9391
diff
changeset
|
6680 |
|
69ed2c9d34a6
commit https://github.com/vim/vim/commit/7c0a2f367f2507669560b1a66423155c70d2e75b
Christian Brabandt <cb@256bit.org>
parents:
9391
diff
changeset
|
6681 set_bufref(&bufref, buf); |
| 7 | 6682 n = buf_check_timestamp(buf, focus); |
| 6683 if (didit < n) | |
| 6684 didit = n; | |
|
9487
69ed2c9d34a6
commit https://github.com/vim/vim/commit/7c0a2f367f2507669560b1a66423155c70d2e75b
Christian Brabandt <cb@256bit.org>
parents:
9391
diff
changeset
|
6685 if (n > 0 && !bufref_valid(&bufref)) |
| 7 | 6686 { |
| 6687 /* Autocommands have removed the buffer, start at the | |
| 6688 * first one again. */ | |
| 6689 buf = firstbuf; | |
| 6690 continue; | |
| 6691 } | |
| 6692 } | |
| 6693 } | |
| 6694 --no_wait_return; | |
| 6695 need_check_timestamps = FALSE; | |
| 6696 if (need_wait_return && didit == 2) | |
| 6697 { | |
| 6698 /* 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
|
6699 msg_puts("\n"); |
| 7 | 6700 out_flush(); |
| 6701 } | |
| 6702 } | |
| 6703 return didit; | |
| 6704 } | |
| 6705 | |
| 6706 /* | |
| 6707 * Move all the lines from buffer "frombuf" to buffer "tobuf". | |
| 6708 * Return OK or FAIL. When FAIL "tobuf" is incomplete and/or "frombuf" is not | |
| 6709 * empty. | |
| 6710 */ | |
| 6711 static int | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
6712 move_lines(buf_T *frombuf, buf_T *tobuf) |
| 7 | 6713 { |
| 6714 buf_T *tbuf = curbuf; | |
| 6715 int retval = OK; | |
| 6716 linenr_T lnum; | |
| 6717 char_u *p; | |
| 6718 | |
| 6719 /* Copy the lines in "frombuf" to "tobuf". */ | |
| 6720 curbuf = tobuf; | |
| 6721 for (lnum = 1; lnum <= frombuf->b_ml.ml_line_count; ++lnum) | |
| 6722 { | |
| 6723 p = vim_strsave(ml_get_buf(frombuf, lnum, FALSE)); | |
| 6724 if (p == NULL || ml_append(lnum - 1, p, 0, FALSE) == FAIL) | |
| 6725 { | |
| 6726 vim_free(p); | |
| 6727 retval = FAIL; | |
| 6728 break; | |
| 6729 } | |
| 6730 vim_free(p); | |
| 6731 } | |
| 6732 | |
| 6733 /* Delete all the lines in "frombuf". */ | |
| 6734 if (retval != FAIL) | |
| 6735 { | |
| 6736 curbuf = frombuf; | |
| 1055 | 6737 for (lnum = curbuf->b_ml.ml_line_count; lnum > 0; --lnum) |
| 6738 if (ml_delete(lnum, FALSE) == FAIL) | |
| 7 | 6739 { |
| 6740 /* Oops! We could try putting back the saved lines, but that | |
| 6741 * might fail again... */ | |
| 6742 retval = FAIL; | |
| 6743 break; | |
| 6744 } | |
| 6745 } | |
| 6746 | |
| 6747 curbuf = tbuf; | |
| 6748 return retval; | |
| 6749 } | |
| 6750 | |
| 6751 /* | |
| 6752 * Check if buffer "buf" has been changed. | |
| 6753 * Also check if the file for a new buffer unexpectedly appeared. | |
| 6754 * return 1 if a changed buffer was found. | |
| 6755 * return 2 if a message has been displayed. | |
| 6756 * return 0 otherwise. | |
| 6757 */ | |
| 6758 int | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
6759 buf_check_timestamp( |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
6760 buf_T *buf, |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
6761 int focus UNUSED) /* called for GUI focus event */ |
| 7 | 6762 { |
|
9387
f094d4085014
commit https://github.com/vim/vim/commit/8767f52fbfd4f053ce00a978227c95f1d7d323fe
Christian Brabandt <cb@256bit.org>
parents:
9291
diff
changeset
|
6763 stat_T st; |
| 7 | 6764 int stat_res; |
| 6765 int retval = 0; | |
| 6766 char_u *path; | |
|
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15442
diff
changeset
|
6767 char *tbuf; |
| 7 | 6768 char *mesg = NULL; |
| 188 | 6769 char *mesg2 = ""; |
| 7 | 6770 int helpmesg = FALSE; |
| 6771 int reload = FALSE; | |
|
9487
69ed2c9d34a6
commit https://github.com/vim/vim/commit/7c0a2f367f2507669560b1a66423155c70d2e75b
Christian Brabandt <cb@256bit.org>
parents:
9391
diff
changeset
|
6772 char *reason; |
| 7 | 6773 #if defined(FEAT_CON_DIALOG) || defined(FEAT_GUI_DIALOG) |
| 6774 int can_reload = FALSE; | |
| 6775 #endif | |
|
9387
f094d4085014
commit https://github.com/vim/vim/commit/8767f52fbfd4f053ce00a978227c95f1d7d323fe
Christian Brabandt <cb@256bit.org>
parents:
9291
diff
changeset
|
6776 off_T orig_size = buf->b_orig_size; |
| 7 | 6777 int orig_mode = buf->b_orig_mode; |
| 6778 #ifdef FEAT_GUI | |
| 6779 int save_mouse_correct = need_mouse_correct; | |
| 6780 #endif | |
| 6781 static int busy = FALSE; | |
| 179 | 6782 int n; |
|
13380
69517d67421f
patch 8.0.1564: too many #ifdefs
Christian Brabandt <cb@256bit.org>
parents:
13244
diff
changeset
|
6783 #ifdef FEAT_EVAL |
| 179 | 6784 char_u *s; |
|
13380
69517d67421f
patch 8.0.1564: too many #ifdefs
Christian Brabandt <cb@256bit.org>
parents:
13244
diff
changeset
|
6785 #endif |
|
9487
69ed2c9d34a6
commit https://github.com/vim/vim/commit/7c0a2f367f2507669560b1a66423155c70d2e75b
Christian Brabandt <cb@256bit.org>
parents:
9391
diff
changeset
|
6786 bufref_T bufref; |
|
69ed2c9d34a6
commit https://github.com/vim/vim/commit/7c0a2f367f2507669560b1a66423155c70d2e75b
Christian Brabandt <cb@256bit.org>
parents:
9391
diff
changeset
|
6787 |
|
69ed2c9d34a6
commit https://github.com/vim/vim/commit/7c0a2f367f2507669560b1a66423155c70d2e75b
Christian Brabandt <cb@256bit.org>
parents:
9391
diff
changeset
|
6788 set_bufref(&bufref, buf); |
| 7 | 6789 |
| 6790 /* If there is no file name, the buffer is not loaded, 'buftype' is | |
| 6791 * set, we are in the middle of a save or being called recursively: ignore | |
| 6792 * this buffer. */ | |
| 6793 if (buf->b_ffname == NULL | |
| 6794 || 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
|
6795 || !bt_normal(buf) |
| 7 | 6796 || buf->b_saving |
| 6797 || busy | |
| 33 | 6798 #ifdef FEAT_NETBEANS_INTG |
| 6799 || isNetbeansBuffer(buf) | |
| 6800 #endif | |
|
12064
407a475c67fd
patch 8.0.0912: cannot run a job in a hidden terminal
Christian Brabandt <cb@256bit.org>
parents:
11757
diff
changeset
|
6801 #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
|
6802 || 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
|
6803 #endif |
| 7 | 6804 ) |
| 6805 return 0; | |
| 6806 | |
| 6807 if ( !(buf->b_flags & BF_NOTEDITED) | |
| 6808 && buf->b_mtime != 0 | |
| 6809 && ((stat_res = mch_stat((char *)buf->b_ffname, &st)) < 0 | |
| 6810 || time_differs((long)st.st_mtime, buf->b_mtime) | |
| 5863 | 6811 || st.st_size != buf->b_orig_size |
| 7 | 6812 #ifdef HAVE_ST_MODE |
| 6813 || (int)st.st_mode != buf->b_orig_mode | |
| 6814 #else | |
| 6815 || mch_getperm(buf->b_ffname) != buf->b_orig_mode | |
| 6816 #endif | |
| 6817 )) | |
| 6818 { | |
| 6819 retval = 1; | |
| 6820 | |
|
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
|
6821 // 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
|
6822 // FileChangedShell autocmd) |
| 7 | 6823 if (stat_res < 0) |
| 6824 { | |
|
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
|
6825 // When 'autoread' is set we'll check the file again to see if it |
|
977cab3d5474
patch 8.1.0161: buffer not updated with 'autoread' set if file was deleted
Christian Brabandt <cb@256bit.org>
parents:
14157
diff
changeset
|
6826 // re-appears. |
|
977cab3d5474
patch 8.1.0161: buffer not updated with 'autoread' set if file was deleted
Christian Brabandt <cb@256bit.org>
parents:
14157
diff
changeset
|
6827 buf->b_mtime = buf->b_p_ar; |
| 7 | 6828 buf->b_orig_size = 0; |
| 6829 buf->b_orig_mode = 0; | |
| 6830 } | |
| 6831 else | |
| 6832 buf_store_time(buf, &st, buf->b_ffname); | |
| 6833 | |
| 6834 /* Don't do anything for a directory. Might contain the file | |
| 6835 * explorer. */ | |
| 6836 if (mch_isdir(buf->b_fname)) | |
| 6837 ; | |
| 6838 | |
| 6839 /* | |
| 6840 * If 'autoread' is set, the buffer has no changes and the file still | |
| 6841 * exists, reload the buffer. Use the buffer-local option value if it | |
| 6842 * was set, the global option value otherwise. | |
| 6843 */ | |
| 6844 else if ((buf->b_p_ar >= 0 ? buf->b_p_ar : p_ar) | |
| 6845 && !bufIsChanged(buf) && stat_res >= 0) | |
| 6846 reload = TRUE; | |
| 6847 else | |
| 6848 { | |
| 179 | 6849 if (stat_res < 0) |
| 6850 reason = "deleted"; | |
| 6851 else if (bufIsChanged(buf)) | |
| 6852 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
|
6853 /* |
|
746b95fd25ad
patch 8.1.0825: code for autocommands is mixed with file I/O code
Bram Moolenaar <Bram@vim.org>
parents:
15607
diff
changeset
|
6854 * 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
|
6855 * 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
|
6856 * 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
|
6857 */ |
| 179 | 6858 else if (orig_size != buf->b_orig_size || buf_contents_changed(buf)) |
| 6859 reason = "changed"; | |
| 6860 else if (orig_mode != buf->b_orig_mode) | |
| 6861 reason = "mode"; | |
| 6862 else | |
| 6863 reason = "time"; | |
| 6864 | |
| 7 | 6865 /* |
| 6866 * Only give the warning if there are no FileChangedShell | |
| 6867 * autocommands. | |
| 6868 * Avoid being called recursively by setting "busy". | |
| 6869 */ | |
| 6870 busy = TRUE; | |
|
13380
69517d67421f
patch 8.0.1564: too many #ifdefs
Christian Brabandt <cb@256bit.org>
parents:
13244
diff
changeset
|
6871 #ifdef FEAT_EVAL |
| 179 | 6872 set_vim_var_string(VV_FCS_REASON, (char_u *)reason, -1); |
| 6873 set_vim_var_string(VV_FCS_CHOICE, (char_u *)"", -1); | |
|
13380
69517d67421f
patch 8.0.1564: too many #ifdefs
Christian Brabandt <cb@256bit.org>
parents:
13244
diff
changeset
|
6874 #endif |
| 1834 | 6875 ++allbuf_lock; |
| 7 | 6876 n = apply_autocmds(EVENT_FILECHANGEDSHELL, |
| 6877 buf->b_fname, buf->b_fname, FALSE, buf); | |
| 1834 | 6878 --allbuf_lock; |
| 7 | 6879 busy = FALSE; |
| 6880 if (n) | |
| 6881 { | |
|
9487
69ed2c9d34a6
commit https://github.com/vim/vim/commit/7c0a2f367f2507669560b1a66423155c70d2e75b
Christian Brabandt <cb@256bit.org>
parents:
9391
diff
changeset
|
6882 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
|
6883 emsg(_("E246: FileChangedShell autocommand deleted buffer")); |
|
13380
69517d67421f
patch 8.0.1564: too many #ifdefs
Christian Brabandt <cb@256bit.org>
parents:
13244
diff
changeset
|
6884 #ifdef FEAT_EVAL |
| 179 | 6885 s = get_vim_var_str(VV_FCS_CHOICE); |
| 6886 if (STRCMP(s, "reload") == 0 && *reason != 'd') | |
| 6887 reload = TRUE; | |
| 6888 else if (STRCMP(s, "ask") == 0) | |
| 6889 n = FALSE; | |
| 6890 else | |
|
13380
69517d67421f
patch 8.0.1564: too many #ifdefs
Christian Brabandt <cb@256bit.org>
parents:
13244
diff
changeset
|
6891 #endif |
| 179 | 6892 return 2; |
| 7 | 6893 } |
| 179 | 6894 if (!n) |
| 7 | 6895 { |
| 179 | 6896 if (*reason == 'd') |
| 6897 mesg = _("E211: File \"%s\" no longer available"); | |
| 7 | 6898 else |
| 6899 { | |
| 6900 helpmesg = TRUE; | |
| 6901 #if defined(FEAT_CON_DIALOG) || defined(FEAT_GUI_DIALOG) | |
| 6902 can_reload = TRUE; | |
| 6903 #endif | |
| 179 | 6904 if (reason[2] == 'n') |
| 6905 { | |
| 7 | 6906 mesg = _("W12: Warning: File \"%s\" has changed and the buffer was changed in Vim as well"); |
| 179 | 6907 mesg2 = _("See \":help W12\" for more info."); |
| 6908 } | |
| 6909 else if (reason[1] == 'h') | |
| 6910 { | |
| 7 | 6911 mesg = _("W11: Warning: File \"%s\" has changed since editing started"); |
| 179 | 6912 mesg2 = _("See \":help W11\" for more info."); |
| 6913 } | |
| 6914 else if (*reason == 'm') | |
| 6915 { | |
| 7 | 6916 mesg = _("W16: Warning: Mode of file \"%s\" has changed since editing started"); |
| 179 | 6917 mesg2 = _("See \":help W16\" for more info."); |
| 6918 } | |
| 1913 | 6919 else |
| 6920 /* Only timestamp changed, store it to avoid a warning | |
| 6921 * in check_mtime() later. */ | |
| 6922 buf->b_mtime_read = buf->b_mtime; | |
| 7 | 6923 } |
| 6924 } | |
| 6925 } | |
| 6926 | |
| 6927 } | |
| 6928 else if ((buf->b_flags & BF_NEW) && !(buf->b_flags & BF_NEW_W) | |
| 6929 && vim_fexists(buf->b_ffname)) | |
| 6930 { | |
| 6931 retval = 1; | |
| 6932 mesg = _("W13: Warning: File \"%s\" has been created after editing started"); | |
| 6933 buf->b_flags |= BF_NEW_W; | |
| 6934 #if defined(FEAT_CON_DIALOG) || defined(FEAT_GUI_DIALOG) | |
| 6935 can_reload = TRUE; | |
| 6936 #endif | |
| 6937 } | |
| 6938 | |
| 6939 if (mesg != NULL) | |
| 6940 { | |
| 6941 path = home_replace_save(buf, buf->b_fname); | |
| 6942 if (path != NULL) | |
| 6943 { | |
| 179 | 6944 if (!helpmesg) |
| 7 | 6945 mesg2 = ""; |
|
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15442
diff
changeset
|
6946 tbuf = (char *)alloc((unsigned)(STRLEN(path) + STRLEN(mesg) |
| 7 | 6947 + STRLEN(mesg2) + 2)); |
|
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15442
diff
changeset
|
6948 sprintf(tbuf, mesg, path); |
| 1848 | 6949 #ifdef FEAT_EVAL |
| 6950 /* Set warningmsg here, before the unimportant and output-specific | |
| 6951 * 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
|
6952 set_vim_var_string(VV_WARNINGMSG, (char_u *)tbuf, -1); |
| 1848 | 6953 #endif |
| 7 | 6954 #if defined(FEAT_CON_DIALOG) || defined(FEAT_GUI_DIALOG) |
| 6955 if (can_reload) | |
| 6956 { | |
| 6957 if (*mesg2 != NUL) | |
| 6958 { | |
| 6959 STRCAT(tbuf, "\n"); | |
| 6960 STRCAT(tbuf, mesg2); | |
| 6961 } | |
|
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15442
diff
changeset
|
6962 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
|
6963 (char_u *)tbuf, |
| 2684 | 6964 (char_u *)_("&OK\n&Load File"), 1, NULL, TRUE) == 2) |
| 7 | 6965 reload = TRUE; |
| 6966 } | |
| 6967 else | |
| 6968 #endif | |
| 6969 if (State > NORMAL_BUSY || (State & CMDLINE) || already_warned) | |
| 6970 { | |
| 6971 if (*mesg2 != NUL) | |
| 6972 { | |
| 6973 STRCAT(tbuf, "; "); | |
| 6974 STRCAT(tbuf, mesg2); | |
| 6975 } | |
|
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15442
diff
changeset
|
6976 emsg(tbuf); |
| 7 | 6977 retval = 2; |
| 6978 } | |
| 6979 else | |
| 6980 { | |
| 6981 if (!autocmd_busy) | |
| 6982 { | |
| 6983 msg_start(); | |
|
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15531
diff
changeset
|
6984 msg_puts_attr(tbuf, HL_ATTR(HLF_E) + MSG_HIST); |
| 7 | 6985 if (*mesg2 != NUL) |
|
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15531
diff
changeset
|
6986 msg_puts_attr(mesg2, HL_ATTR(HLF_W) + MSG_HIST); |
| 7 | 6987 msg_clr_eos(); |
| 6988 (void)msg_end(); | |
| 6989 if (emsg_silent == 0) | |
| 6990 { | |
| 6991 out_flush(); | |
|
13380
69517d67421f
patch 8.0.1564: too many #ifdefs
Christian Brabandt <cb@256bit.org>
parents:
13244
diff
changeset
|
6992 #ifdef FEAT_GUI |
| 7 | 6993 if (!focus) |
|
13380
69517d67421f
patch 8.0.1564: too many #ifdefs
Christian Brabandt <cb@256bit.org>
parents:
13244
diff
changeset
|
6994 #endif |
| 7 | 6995 /* give the user some time to think about it */ |
| 6996 ui_delay(1000L, TRUE); | |
| 6997 | |
| 6998 /* don't redraw and erase the message */ | |
| 6999 redraw_cmdline = FALSE; | |
| 7000 } | |
| 7001 } | |
| 7002 already_warned = TRUE; | |
| 7003 } | |
| 7004 | |
| 7005 vim_free(path); | |
| 7006 vim_free(tbuf); | |
| 7007 } | |
| 7008 } | |
| 7009 | |
| 7010 if (reload) | |
| 3776 | 7011 { |
| 311 | 7012 /* Reload the buffer. */ |
| 628 | 7013 buf_reload(buf, orig_mode); |
| 3776 | 7014 #ifdef FEAT_PERSISTENT_UNDO |
| 7015 if (buf->b_p_udf && buf->b_ffname != NULL) | |
| 7016 { | |
| 7017 char_u hash[UNDO_HASH_SIZE]; | |
| 7018 buf_T *save_curbuf = curbuf; | |
| 7019 | |
| 7020 /* Any existing undo file is unusable, write it now. */ | |
| 7021 curbuf = buf; | |
| 7022 u_compute_hash(hash); | |
| 7023 u_write_undo(NULL, FALSE, buf, hash); | |
| 7024 curbuf = save_curbuf; | |
| 7025 } | |
| 7026 #endif | |
| 7027 } | |
| 7 | 7028 |
| 1620 | 7029 /* Trigger FileChangedShell when the file was changed in any way. */ |
|
9487
69ed2c9d34a6
commit https://github.com/vim/vim/commit/7c0a2f367f2507669560b1a66423155c70d2e75b
Christian Brabandt <cb@256bit.org>
parents:
9391
diff
changeset
|
7030 if (bufref_valid(&bufref) && retval != 0) |
| 765 | 7031 (void)apply_autocmds(EVENT_FILECHANGEDSHELLPOST, |
| 7032 buf->b_fname, buf->b_fname, FALSE, buf); | |
| 7 | 7033 #ifdef FEAT_GUI |
| 7034 /* restore this in case an autocommand has set it; it would break | |
| 7035 * 'mousefocus' */ | |
| 7036 need_mouse_correct = save_mouse_correct; | |
| 7037 #endif | |
| 7038 | |
| 7039 return retval; | |
| 7040 } | |
| 7041 | |
| 311 | 7042 /* |
| 7043 * Reload a buffer that is already loaded. | |
| 7044 * Used when the file was changed outside of Vim. | |
| 628 | 7045 * "orig_mode" is buf->b_orig_mode before the need for reloading was detected. |
| 7046 * buf->b_orig_mode may have been reset already. | |
| 311 | 7047 */ |
| 7048 void | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
7049 buf_reload(buf_T *buf, int orig_mode) |
| 311 | 7050 { |
| 7051 exarg_T ea; | |
| 7052 pos_T old_cursor; | |
| 7053 linenr_T old_topline; | |
| 7054 int old_ro = buf->b_p_ro; | |
| 7055 buf_T *savebuf; | |
|
9487
69ed2c9d34a6
commit https://github.com/vim/vim/commit/7c0a2f367f2507669560b1a66423155c70d2e75b
Christian Brabandt <cb@256bit.org>
parents:
9391
diff
changeset
|
7056 bufref_T bufref; |
| 311 | 7057 int saved = OK; |
| 7058 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
|
7059 int flags = READ_NEW; |
| 311 | 7060 |
| 7061 /* set curwin/curbuf for "buf" and save some things */ | |
| 7062 aucmd_prepbuf(&aco, buf); | |
| 7063 | |
| 7064 /* We only want to read the text from the file, not reset the syntax | |
| 7065 * highlighting, clear marks, diff status, etc. Force the fileformat | |
| 7066 * and encoding to be the same. */ | |
| 7067 if (prep_exarg(&ea, buf) == OK) | |
| 7068 { | |
| 7069 old_cursor = curwin->w_cursor; | |
| 7070 old_topline = curwin->w_topline; | |
| 7071 | |
|
2482
88751831fa0a
When undoing a reload, move the cursor to the first changed line.
Bram Moolenaar <bram@vim.org>
parents:
2410
diff
changeset
|
7072 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
|
7073 { |
|
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2360
diff
changeset
|
7074 /* 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
|
7075 * 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
|
7076 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
|
7077 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
|
7078 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
|
7079 } |
|
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2360
diff
changeset
|
7080 |
| 311 | 7081 /* |
| 7082 * To behave like when a new file is edited (matters for | |
| 7083 * BufReadPost autocommands) we first need to delete the current | |
| 7084 * buffer contents. But if reading the file fails we should keep | |
| 7085 * the old contents. Can't use memory only, the file might be | |
| 7086 * too big. Use a hidden buffer to move the buffer contents to. | |
| 7087 */ | |
|
11121
778c10516955
patch 8.0.0448: some macros are in lower case
Christian Brabandt <cb@256bit.org>
parents:
10952
diff
changeset
|
7088 if (BUFEMPTY() || saved == FAIL) |
| 311 | 7089 savebuf = NULL; |
| 7090 else | |
| 7091 { | |
| 7092 /* Allocate a buffer without putting it in the buffer list. */ | |
| 7093 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
|
7094 set_bufref(&bufref, savebuf); |
| 837 | 7095 if (savebuf != NULL && buf == curbuf) |
| 311 | 7096 { |
| 7097 /* Open the memline. */ | |
| 7098 curbuf = savebuf; | |
| 7099 curwin->w_buffer = savebuf; | |
| 625 | 7100 saved = ml_open(curbuf); |
| 311 | 7101 curbuf = buf; |
| 7102 curwin->w_buffer = buf; | |
| 7103 } | |
| 837 | 7104 if (savebuf == NULL || saved == FAIL || buf != curbuf |
| 311 | 7105 || move_lines(buf, savebuf) == FAIL) |
| 7106 { | |
|
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15442
diff
changeset
|
7107 semsg(_("E462: Could not prepare for reloading \"%s\""), |
| 311 | 7108 buf->b_fname); |
| 7109 saved = FAIL; | |
| 7110 } | |
| 7111 } | |
| 7112 | |
| 7113 if (saved == OK) | |
| 7114 { | |
| 7115 curbuf->b_flags |= BF_CHECK_RO; /* check for RO again */ | |
| 7116 keep_filetype = TRUE; /* don't detect 'filetype' */ | |
| 7117 if (readfile(buf->b_ffname, buf->b_fname, (linenr_T)0, | |
| 7118 (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
|
7119 (linenr_T)MAXLNUM, &ea, flags) != OK) |
| 311 | 7120 { |
|
13380
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patch 8.0.1564: too many #ifdefs
Christian Brabandt <cb@256bit.org>
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13244
diff
changeset
|
7121 #if defined(FEAT_EVAL) |
| 311 | 7122 if (!aborting()) |
| 7123 #endif | |
|
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patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15442
diff
changeset
|
7124 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
|
7125 if (savebuf != NULL && bufref_valid(&bufref) && buf == curbuf) |
| 311 | 7126 { |
| 7127 /* Put the text back from the save buffer. First | |
| 7128 * delete any lines that readfile() added. */ | |
|
11121
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patch 8.0.0448: some macros are in lower case
Christian Brabandt <cb@256bit.org>
parents:
10952
diff
changeset
|
7129 while (!BUFEMPTY()) |
| 837 | 7130 if (ml_delete(buf->b_ml.ml_line_count, FALSE) == FAIL) |
| 311 | 7131 break; |
| 7132 (void)move_lines(savebuf, buf); | |
| 7133 } | |
| 7134 } | |
|
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Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
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diff
changeset
|
7135 else if (buf == curbuf) /* "buf" still valid */ |
| 311 | 7136 { |
| 7137 /* Mark the buffer as unmodified and free undo info. */ | |
| 7138 unchanged(buf, TRUE); | |
|
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2360
diff
changeset
|
7139 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:
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diff
changeset
|
7140 { |
|
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
7141 u_blockfree(buf); |
|
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
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parents:
2360
diff
changeset
|
7142 u_clearall(buf); |
|
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
7143 } |
|
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2360
diff
changeset
|
7144 else |
|
2482
88751831fa0a
When undoing a reload, move the cursor to the first changed line.
Bram Moolenaar <bram@vim.org>
parents:
2410
diff
changeset
|
7145 { |
|
2394
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2360
diff
changeset
|
7146 /* 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
|
7147 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
|
7148 } |
| 311 | 7149 } |
| 7150 } | |
| 7151 vim_free(ea.cmd); | |
| 7152 | |
|
9487
69ed2c9d34a6
commit https://github.com/vim/vim/commit/7c0a2f367f2507669560b1a66423155c70d2e75b
Christian Brabandt <cb@256bit.org>
parents:
9391
diff
changeset
|
7153 if (savebuf != NULL && bufref_valid(&bufref)) |
| 311 | 7154 wipe_buffer(savebuf, FALSE); |
| 7155 | |
| 7156 #ifdef FEAT_DIFF | |
| 7157 /* Invalidate diff info if necessary. */ | |
| 837 | 7158 diff_invalidate(curbuf); |
| 311 | 7159 #endif |
| 7160 | |
| 7161 /* Restore the topline and cursor position and check it (lines may | |
| 7162 * have been removed). */ | |
| 7163 if (old_topline > curbuf->b_ml.ml_line_count) | |
| 7164 curwin->w_topline = curbuf->b_ml.ml_line_count; | |
| 7165 else | |
| 7166 curwin->w_topline = old_topline; | |
| 7167 curwin->w_cursor = old_cursor; | |
| 7168 check_cursor(); | |
| 7169 update_topline(); | |
| 7170 keep_filetype = FALSE; | |
| 7171 #ifdef FEAT_FOLDING | |
| 7172 { | |
| 1863 | 7173 win_T *wp; |
| 7174 tabpage_T *tp; | |
| 311 | 7175 |
| 7176 /* Update folds unless they are defined manually. */ | |
| 1863 | 7177 FOR_ALL_TAB_WINDOWS(tp, wp) |
| 311 | 7178 if (wp->w_buffer == curwin->w_buffer |
| 7179 && !foldmethodIsManual(wp)) | |
| 7180 foldUpdateAll(wp); | |
| 7181 } | |
| 7182 #endif | |
| 7183 /* If the mode didn't change and 'readonly' was set, keep the old | |
| 7184 * value; the user probably used the ":view" command. But don't | |
| 7185 * reset it, might have had a read error. */ | |
| 7186 if (orig_mode == curbuf->b_orig_mode) | |
| 7187 curbuf->b_p_ro |= old_ro; | |
| 4071 | 7188 |
| 7189 /* Modelines must override settings done by autocommands. */ | |
| 7190 do_modelines(0); | |
| 311 | 7191 } |
| 7192 | |
| 7193 /* restore curwin/curbuf and a few other things */ | |
| 7194 aucmd_restbuf(&aco); | |
| 7195 /* Careful: autocommands may have made "buf" invalid! */ | |
| 7196 } | |
| 7197 | |
| 7 | 7198 void |
|
9387
f094d4085014
commit https://github.com/vim/vim/commit/8767f52fbfd4f053ce00a978227c95f1d7d323fe
Christian Brabandt <cb@256bit.org>
parents:
9291
diff
changeset
|
7199 buf_store_time(buf_T *buf, stat_T *st, char_u *fname UNUSED) |
| 7 | 7200 { |
| 7201 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
|
7202 buf->b_orig_size = st->st_size; |
| 7 | 7203 #ifdef HAVE_ST_MODE |
| 7204 buf->b_orig_mode = (int)st->st_mode; | |
| 7205 #else | |
| 7206 buf->b_orig_mode = mch_getperm(fname); | |
| 7207 #endif | |
| 7208 } | |
| 7209 | |
| 7210 /* | |
| 7211 * Adjust the line with missing eol, used for the next write. | |
| 7212 * Used for do_filter(), when the input lines for the filter are deleted. | |
| 7213 */ | |
| 7214 void | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
7215 write_lnum_adjust(linenr_T offset) |
| 7 | 7216 { |
| 2707 | 7217 if (curbuf->b_no_eol_lnum != 0) /* only if there is a missing eol */ |
| 7218 curbuf->b_no_eol_lnum += offset; | |
| 7 | 7219 } |
| 7220 | |
|
7615
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7221 #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
|
7222 /* |
|
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7223 * Delete "name" and everything in it, recursively. |
|
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7224 * return 0 for succes, -1 if some file was not deleted. |
|
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7225 */ |
|
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7226 int |
|
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7227 delete_recursive(char_u *name) |
|
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7228 { |
|
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7229 int result = 0; |
|
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7230 char_u **files; |
|
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7231 int file_count; |
|
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7232 int i; |
|
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7233 char_u *exp; |
|
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7234 |
|
7629
befbed72da87
commit https://github.com/vim/vim/commit/43a34f9f74fdce462fa250baab620264c28b6165
Christian Brabandt <cb@256bit.org>
parents:
7615
diff
changeset
|
7235 /* A symbolic link to a directory itself is deleted, not the directory it |
|
befbed72da87
commit https://github.com/vim/vim/commit/43a34f9f74fdce462fa250baab620264c28b6165
Christian Brabandt <cb@256bit.org>
parents:
7615
diff
changeset
|
7236 * points to. */ |
|
befbed72da87
commit https://github.com/vim/vim/commit/43a34f9f74fdce462fa250baab620264c28b6165
Christian Brabandt <cb@256bit.org>
parents:
7615
diff
changeset
|
7237 if ( |
|
7657
9c5e8254ea6b
commit https://github.com/vim/vim/commit/203258c3ad2966cc9d08b3805b103333988b30b7
Christian Brabandt <cb@256bit.org>
parents:
7641
diff
changeset
|
7238 # if defined(UNIX) || defined(WIN32) |
|
9c5e8254ea6b
commit https://github.com/vim/vim/commit/203258c3ad2966cc9d08b3805b103333988b30b7
Christian Brabandt <cb@256bit.org>
parents:
7641
diff
changeset
|
7239 mch_isrealdir(name) |
|
7629
befbed72da87
commit https://github.com/vim/vim/commit/43a34f9f74fdce462fa250baab620264c28b6165
Christian Brabandt <cb@256bit.org>
parents:
7615
diff
changeset
|
7240 # else |
|
befbed72da87
commit https://github.com/vim/vim/commit/43a34f9f74fdce462fa250baab620264c28b6165
Christian Brabandt <cb@256bit.org>
parents:
7615
diff
changeset
|
7241 mch_isdir(name) |
|
befbed72da87
commit https://github.com/vim/vim/commit/43a34f9f74fdce462fa250baab620264c28b6165
Christian Brabandt <cb@256bit.org>
parents:
7615
diff
changeset
|
7242 # endif |
|
befbed72da87
commit https://github.com/vim/vim/commit/43a34f9f74fdce462fa250baab620264c28b6165
Christian Brabandt <cb@256bit.org>
parents:
7615
diff
changeset
|
7243 ) |
|
7615
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7244 { |
|
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7245 vim_snprintf((char *)NameBuff, MAXPATHL, "%s/*", name); |
|
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7246 exp = vim_strsave(NameBuff); |
|
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7247 if (exp == NULL) |
|
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7248 return -1; |
|
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7249 if (gen_expand_wildcards(1, &exp, &file_count, &files, |
|
7641
b44fc33ef92a
commit https://github.com/vim/vim/commit/336bd622c31e1805495c034e1a8cfadcc0bbabc7
Christian Brabandt <cb@256bit.org>
parents:
7633
diff
changeset
|
7250 EW_DIR|EW_FILE|EW_SILENT|EW_ALLLINKS|EW_DODOT|EW_EMPTYOK) == OK) |
|
7615
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7251 { |
|
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7252 for (i = 0; i < file_count; ++i) |
|
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7253 if (delete_recursive(files[i]) != 0) |
|
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7254 result = -1; |
|
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7255 FreeWild(file_count, files); |
|
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7256 } |
|
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7257 else |
|
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7258 result = -1; |
|
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7259 vim_free(exp); |
|
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7260 (void)mch_rmdir(name); |
|
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7261 } |
|
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7262 else |
|
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7263 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
|
7264 |
|
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7265 return result; |
|
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7266 } |
|
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7267 #endif |
|
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7268 |
| 7 | 7269 #if defined(TEMPDIRNAMES) || defined(PROTO) |
| 7270 static long temp_count = 0; /* Temp filename counter. */ | |
| 7271 | |
| 7272 /* | |
| 7273 * Delete the temp directory and all files it contains. | |
| 7274 */ | |
| 7275 void | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
7276 vim_deltempdir(void) |
| 7 | 7277 { |
| 7278 if (vim_tempdir != NULL) | |
| 7279 { | |
|
7615
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7280 /* remove the trailing path separator */ |
|
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7281 gettail(vim_tempdir)[-1] = NUL; |
|
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7282 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
|
7283 VIM_CLEAR(vim_tempdir); |
| 7 | 7284 } |
| 7285 } | |
|
7615
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7286 |
| 7 | 7287 /* |
| 1997 | 7288 * Directory "tempdir" was created. Expand this name to a full path and put |
| 7289 * it in "vim_tempdir". This avoids that using ":cd" would confuse us. | |
| 7290 * "tempdir" must be no longer than MAXPATHL. | |
| 7291 */ | |
| 7292 static void | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
7293 vim_settempdir(char_u *tempdir) |
| 1997 | 7294 { |
| 7295 char_u *buf; | |
| 7296 | |
| 7297 buf = alloc((unsigned)MAXPATHL + 2); | |
| 7298 if (buf != NULL) | |
| 7299 { | |
| 7300 if (vim_FullName(tempdir, buf, MAXPATHL, FALSE) == FAIL) | |
| 7301 STRCPY(buf, tempdir); | |
|
9536
b2aada04d84e
commit https://github.com/vim/vim/commit/a06ecab7a5159e744448ace731036f0dc5f87dd4
Christian Brabandt <cb@256bit.org>
parents:
9509
diff
changeset
|
7302 add_pathsep(buf); |
| 1997 | 7303 vim_tempdir = vim_strsave(buf); |
| 7304 vim_free(buf); | |
| 7305 } | |
| 7306 } | |
| 2006 | 7307 #endif |
| 1997 | 7308 |
| 7309 /* | |
| 7 | 7310 * vim_tempname(): Return a unique name that can be used for a temp file. |
| 7311 * | |
|
9291
bff3cd5cf922
commit https://github.com/vim/vim/commit/76ae22fef3cb224ca7fbf97517f881e825d4d0c2
Christian Brabandt <cb@256bit.org>
parents:
9260
diff
changeset
|
7312 * 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
|
7313 * guaranteed to NOT be created. |
| 7 | 7314 * |
| 7315 * The returned pointer is to allocated memory. | |
| 7316 * The returned pointer is NULL if no valid name was found. | |
| 7317 */ | |
| 7318 char_u * | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
7319 vim_tempname( |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
7320 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
|
7321 int keep UNUSED) |
| 7 | 7322 { |
| 7323 #ifdef USE_TMPNAM | |
| 7324 char_u itmp[L_tmpnam]; /* use tmpnam() */ | |
| 7325 #else | |
| 7326 char_u itmp[TEMPNAMELEN]; | |
| 7327 #endif | |
| 7328 | |
| 7329 #ifdef TEMPDIRNAMES | |
| 7330 static char *(tempdirs[]) = {TEMPDIRNAMES}; | |
| 7331 int i; | |
| 7332 # ifndef EEXIST | |
|
9387
f094d4085014
commit https://github.com/vim/vim/commit/8767f52fbfd4f053ce00a978227c95f1d7d323fe
Christian Brabandt <cb@256bit.org>
parents:
9291
diff
changeset
|
7333 stat_T st; |
| 7 | 7334 # endif |
| 7335 | |
| 7336 /* | |
| 7337 * This will create a directory for private use by this instance of Vim. | |
| 7338 * This is done once, and the same directory is used for all temp files. | |
| 7339 * This method avoids security problems because of symlink attacks et al. | |
| 7340 * It's also a bit faster, because we only need to check for an existing | |
| 7341 * file when creating the directory and not for each temp file. | |
| 7342 */ | |
| 7343 if (vim_tempdir == NULL) | |
| 7344 { | |
| 7345 /* | |
| 7346 * Try the entries in TEMPDIRNAMES to create the temp directory. | |
| 7347 */ | |
| 1877 | 7348 for (i = 0; i < (int)(sizeof(tempdirs) / sizeof(char *)); ++i) |
| 7 | 7349 { |
|
2047
85da03763130
updated for version 7.2.333
Bram Moolenaar <bram@zimbu.org>
parents:
2028
diff
changeset
|
7350 # ifndef HAVE_MKDTEMP |
| 1997 | 7351 size_t itmplen; |
| 7352 long nr; | |
| 7353 long off; | |
| 7354 # endif | |
| 7355 | |
|
7305
372c785c04b6
commit https://github.com/vim/vim/commit/e1a61991d9b6fd5f65636d17583f93118268cda5
Christian Brabandt <cb@256bit.org>
parents:
7285
diff
changeset
|
7356 /* Expand $TMP, leave room for "/v1100000/999999999". |
|
372c785c04b6
commit https://github.com/vim/vim/commit/e1a61991d9b6fd5f65636d17583f93118268cda5
Christian Brabandt <cb@256bit.org>
parents:
7285
diff
changeset
|
7357 * Skip the directory check if the expansion fails. */ |
| 7 | 7358 expand_env((char_u *)tempdirs[i], itmp, TEMPNAMELEN - 20); |
|
7305
372c785c04b6
commit https://github.com/vim/vim/commit/e1a61991d9b6fd5f65636d17583f93118268cda5
Christian Brabandt <cb@256bit.org>
parents:
7285
diff
changeset
|
7359 if (itmp[0] != '$' && mch_isdir(itmp)) |
|
372c785c04b6
commit https://github.com/vim/vim/commit/e1a61991d9b6fd5f65636d17583f93118268cda5
Christian Brabandt <cb@256bit.org>
parents:
7285
diff
changeset
|
7360 { |
|
372c785c04b6
commit https://github.com/vim/vim/commit/e1a61991d9b6fd5f65636d17583f93118268cda5
Christian Brabandt <cb@256bit.org>
parents:
7285
diff
changeset
|
7361 /* directory exists */ |
|
9536
b2aada04d84e
commit https://github.com/vim/vim/commit/a06ecab7a5159e744448ace731036f0dc5f87dd4
Christian Brabandt <cb@256bit.org>
parents:
9509
diff
changeset
|
7362 add_pathsep(itmp); |
| 1997 | 7363 |
| 7364 # ifdef HAVE_MKDTEMP | |
|
9211
d2b9e454c73d
commit https://github.com/vim/vim/commit/35d88f4e2ff5dcd9904f04612d5febede996137c
Christian Brabandt <cb@256bit.org>
parents:
9068
diff
changeset
|
7365 { |
|
d2b9e454c73d
commit https://github.com/vim/vim/commit/35d88f4e2ff5dcd9904f04612d5febede996137c
Christian Brabandt <cb@256bit.org>
parents:
9068
diff
changeset
|
7366 # if defined(UNIX) || defined(VMS) |
|
d2b9e454c73d
commit https://github.com/vim/vim/commit/35d88f4e2ff5dcd9904f04612d5febede996137c
Christian Brabandt <cb@256bit.org>
parents:
9068
diff
changeset
|
7367 /* 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
|
7368 * "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
|
7369 mode_t umask_save = umask(077); |
|
d2b9e454c73d
commit https://github.com/vim/vim/commit/35d88f4e2ff5dcd9904f04612d5febede996137c
Christian Brabandt <cb@256bit.org>
parents:
9068
diff
changeset
|
7370 # endif |
|
d2b9e454c73d
commit https://github.com/vim/vim/commit/35d88f4e2ff5dcd9904f04612d5febede996137c
Christian Brabandt <cb@256bit.org>
parents:
9068
diff
changeset
|
7371 /* Leave room for filename */ |
|
d2b9e454c73d
commit https://github.com/vim/vim/commit/35d88f4e2ff5dcd9904f04612d5febede996137c
Christian Brabandt <cb@256bit.org>
parents:
9068
diff
changeset
|
7372 STRCAT(itmp, "vXXXXXX"); |
|
d2b9e454c73d
commit https://github.com/vim/vim/commit/35d88f4e2ff5dcd9904f04612d5febede996137c
Christian Brabandt <cb@256bit.org>
parents:
9068
diff
changeset
|
7373 if (mkdtemp((char *)itmp) != NULL) |
|
d2b9e454c73d
commit https://github.com/vim/vim/commit/35d88f4e2ff5dcd9904f04612d5febede996137c
Christian Brabandt <cb@256bit.org>
parents:
9068
diff
changeset
|
7374 vim_settempdir(itmp); |
|
d2b9e454c73d
commit https://github.com/vim/vim/commit/35d88f4e2ff5dcd9904f04612d5febede996137c
Christian Brabandt <cb@256bit.org>
parents:
9068
diff
changeset
|
7375 # if defined(UNIX) || defined(VMS) |
|
d2b9e454c73d
commit https://github.com/vim/vim/commit/35d88f4e2ff5dcd9904f04612d5febede996137c
Christian Brabandt <cb@256bit.org>
parents:
9068
diff
changeset
|
7376 (void)umask(umask_save); |
|
d2b9e454c73d
commit https://github.com/vim/vim/commit/35d88f4e2ff5dcd9904f04612d5febede996137c
Christian Brabandt <cb@256bit.org>
parents:
9068
diff
changeset
|
7377 # endif |
|
d2b9e454c73d
commit https://github.com/vim/vim/commit/35d88f4e2ff5dcd9904f04612d5febede996137c
Christian Brabandt <cb@256bit.org>
parents:
9068
diff
changeset
|
7378 } |
| 1997 | 7379 # else |
| 7 | 7380 /* Get an arbitrary number of up to 6 digits. When it's |
| 7381 * unlikely that it already exists it will be faster, | |
| 7382 * otherwise it doesn't matter. The use of mkdir() avoids any | |
| 7383 * security problems because of the predictable number. */ | |
| 7384 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
|
7385 itmplen = STRLEN(itmp); |
| 7 | 7386 |
| 7387 /* Try up to 10000 different values until we find a name that | |
| 7388 * doesn't exist. */ | |
| 7389 for (off = 0; off < 10000L; ++off) | |
| 7390 { | |
| 7391 int r; | |
| 1997 | 7392 # if defined(UNIX) || defined(VMS) |
| 7 | 7393 mode_t umask_save; |
| 1997 | 7394 # endif |
| 7395 | |
| 7396 sprintf((char *)itmp + itmplen, "v%ld", nr + off); | |
| 7397 # ifndef EEXIST | |
| 7 | 7398 /* If mkdir() does not set errno to EEXIST, check for |
| 7399 * existing file here. There is a race condition then, | |
| 7400 * although it's fail-safe. */ | |
| 7401 if (mch_stat((char *)itmp, &st) >= 0) | |
| 7402 continue; | |
| 1997 | 7403 # endif |
| 7404 # if defined(UNIX) || defined(VMS) | |
| 7 | 7405 /* Make sure the umask doesn't remove the executable bit. |
| 7406 * "repl" has been reported to use "177". */ | |
| 7407 umask_save = umask(077); | |
| 1997 | 7408 # endif |
| 7 | 7409 r = vim_mkdir(itmp, 0700); |
| 1997 | 7410 # if defined(UNIX) || defined(VMS) |
| 7 | 7411 (void)umask(umask_save); |
| 1997 | 7412 # endif |
| 7 | 7413 if (r == 0) |
| 7414 { | |
| 1997 | 7415 vim_settempdir(itmp); |
| 7 | 7416 break; |
| 7417 } | |
| 1997 | 7418 # ifdef EEXIST |
| 7 | 7419 /* If the mkdir() didn't fail because the file/dir exists, |
| 7420 * we probably can't create any dir here, try another | |
| 7421 * place. */ | |
| 7422 if (errno != EEXIST) | |
| 1997 | 7423 # endif |
| 7 | 7424 break; |
| 7425 } | |
| 1997 | 7426 # endif /* HAVE_MKDTEMP */ |
| 7 | 7427 if (vim_tempdir != NULL) |
| 7428 break; | |
| 7429 } | |
| 7430 } | |
| 7431 } | |
| 7432 | |
| 7433 if (vim_tempdir != NULL) | |
| 7434 { | |
| 7435 /* There is no need to check if the file exists, because we own the | |
| 7436 * directory and nobody else creates a file in it. */ | |
| 7437 sprintf((char *)itmp, "%s%ld", vim_tempdir, temp_count++); | |
| 7438 return vim_strsave(itmp); | |
| 7439 } | |
| 7440 | |
| 7441 return NULL; | |
| 7442 | |
| 7443 #else /* TEMPDIRNAMES */ | |
| 7444 | |
| 7445 # ifdef WIN3264 | |
| 7446 char szTempFile[_MAX_PATH + 1]; | |
| 7447 char buf4[4]; | |
| 7448 char_u *retval; | |
| 7449 char_u *p; | |
| 7450 | |
| 7451 STRCPY(itmp, ""); | |
| 7452 if (GetTempPath(_MAX_PATH, szTempFile) == 0) | |
| 2695 | 7453 { |
| 7454 szTempFile[0] = '.'; /* GetTempPath() failed, use current dir */ | |
| 7455 szTempFile[1] = NUL; | |
| 7456 } | |
| 7 | 7457 strcpy(buf4, "VIM"); |
| 7458 buf4[2] = extra_char; /* make it "VIa", "VIb", etc. */ | |
|
8080
b6cb94ad97a4
commit https://github.com/vim/vim/commit/6aa2cd4be287f35f95f35c2cec6d5a24f53c4d3c
Christian Brabandt <cb@256bit.org>
parents:
7961
diff
changeset
|
7459 if (GetTempFileName(szTempFile, buf4, 0, (LPSTR)itmp) == 0) |
| 7 | 7460 return NULL; |
| 6721 | 7461 if (!keep) |
| 7462 /* GetTempFileName() will create the file, we don't want that */ | |
|
8080
b6cb94ad97a4
commit https://github.com/vim/vim/commit/6aa2cd4be287f35f95f35c2cec6d5a24f53c4d3c
Christian Brabandt <cb@256bit.org>
parents:
7961
diff
changeset
|
7463 (void)DeleteFile((LPSTR)itmp); |
| 7 | 7464 |
| 7465 /* Backslashes in a temp file name cause problems when filtering with | |
| 7466 * "sh". NOTE: This also checks 'shellcmdflag' to help those people who | |
| 7467 * didn't set 'shellslash'. */ | |
| 7468 retval = vim_strsave(itmp); | |
| 7469 if (*p_shcf == '-' || p_ssl) | |
| 7470 for (p = retval; *p; ++p) | |
| 7471 if (*p == '\\') | |
| 7472 *p = '/'; | |
|
15744
2958a8e51a67
patch 8.1.0879: MS-Windows: temp name encoding can be wrong
Bram Moolenaar <Bram@vim.org>
parents:
15634
diff
changeset
|
7473 |
|
15750
ece3be0e03b6
patch 8.1.0882: checking for FEAT_MBYTE which doesn't exist anymore
Bram Moolenaar <Bram@vim.org>
parents:
15744
diff
changeset
|
7474 #if defined(WIN3264) |
|
15744
2958a8e51a67
patch 8.1.0879: MS-Windows: temp name encoding can be wrong
Bram Moolenaar <Bram@vim.org>
parents:
15634
diff
changeset
|
7475 if (enc_utf8) |
|
2958a8e51a67
patch 8.1.0879: MS-Windows: temp name encoding can be wrong
Bram Moolenaar <Bram@vim.org>
parents:
15634
diff
changeset
|
7476 { |
|
2958a8e51a67
patch 8.1.0879: MS-Windows: temp name encoding can be wrong
Bram Moolenaar <Bram@vim.org>
parents:
15634
diff
changeset
|
7477 int len; |
|
2958a8e51a67
patch 8.1.0879: MS-Windows: temp name encoding can be wrong
Bram Moolenaar <Bram@vim.org>
parents:
15634
diff
changeset
|
7478 char_u *pp = NULL; |
|
2958a8e51a67
patch 8.1.0879: MS-Windows: temp name encoding can be wrong
Bram Moolenaar <Bram@vim.org>
parents:
15634
diff
changeset
|
7479 |
|
2958a8e51a67
patch 8.1.0879: MS-Windows: temp name encoding can be wrong
Bram Moolenaar <Bram@vim.org>
parents:
15634
diff
changeset
|
7480 // Convert from active codepage to UTF-8 since mch_call_shell() |
|
2958a8e51a67
patch 8.1.0879: MS-Windows: temp name encoding can be wrong
Bram Moolenaar <Bram@vim.org>
parents:
15634
diff
changeset
|
7481 // converts command-line to wide string from encoding. |
|
2958a8e51a67
patch 8.1.0879: MS-Windows: temp name encoding can be wrong
Bram Moolenaar <Bram@vim.org>
parents:
15634
diff
changeset
|
7482 acp_to_enc(retval, (int)STRLEN(retval), &pp, &len); |
|
2958a8e51a67
patch 8.1.0879: MS-Windows: temp name encoding can be wrong
Bram Moolenaar <Bram@vim.org>
parents:
15634
diff
changeset
|
7483 if (pp != NULL) |
|
2958a8e51a67
patch 8.1.0879: MS-Windows: temp name encoding can be wrong
Bram Moolenaar <Bram@vim.org>
parents:
15634
diff
changeset
|
7484 { |
|
2958a8e51a67
patch 8.1.0879: MS-Windows: temp name encoding can be wrong
Bram Moolenaar <Bram@vim.org>
parents:
15634
diff
changeset
|
7485 vim_free(retval); |
|
2958a8e51a67
patch 8.1.0879: MS-Windows: temp name encoding can be wrong
Bram Moolenaar <Bram@vim.org>
parents:
15634
diff
changeset
|
7486 return pp; |
|
2958a8e51a67
patch 8.1.0879: MS-Windows: temp name encoding can be wrong
Bram Moolenaar <Bram@vim.org>
parents:
15634
diff
changeset
|
7487 } |
|
2958a8e51a67
patch 8.1.0879: MS-Windows: temp name encoding can be wrong
Bram Moolenaar <Bram@vim.org>
parents:
15634
diff
changeset
|
7488 } |
|
2958a8e51a67
patch 8.1.0879: MS-Windows: temp name encoding can be wrong
Bram Moolenaar <Bram@vim.org>
parents:
15634
diff
changeset
|
7489 #endif |
|
2958a8e51a67
patch 8.1.0879: MS-Windows: temp name encoding can be wrong
Bram Moolenaar <Bram@vim.org>
parents:
15634
diff
changeset
|
7490 |
| 7 | 7491 return retval; |
| 7492 | |
| 7493 # else /* WIN3264 */ | |
| 7494 | |
| 7495 # ifdef USE_TMPNAM | |
| 2697 | 7496 char_u *p; |
| 7497 | |
| 7 | 7498 /* tmpnam() will make its own name */ |
| 2697 | 7499 p = tmpnam((char *)itmp); |
| 7500 if (p == NULL || *p == NUL) | |
| 7 | 7501 return NULL; |
| 7502 # else | |
| 7503 char_u *p; | |
| 7504 | |
| 7505 # ifdef VMS_TEMPNAM | |
| 7506 /* mktemp() is not working on VMS. It seems to be | |
| 7507 * a do-nothing function. Therefore we use tempnam(). | |
| 7508 */ | |
| 7509 sprintf((char *)itmp, "VIM%c", extra_char); | |
| 7510 p = (char_u *)tempnam("tmp:", (char *)itmp); | |
| 7511 if (p != NULL) | |
| 7512 { | |
| 5704 | 7513 /* VMS will use '.LIS' if we don't explicitly specify an extension, |
| 7 | 7514 * and VIM will then be unable to find the file later */ |
| 7515 STRCPY(itmp, p); | |
| 7516 STRCAT(itmp, ".txt"); | |
| 7517 free(p); | |
| 7518 } | |
| 7519 else | |
| 7520 return NULL; | |
| 7521 # else | |
| 7522 STRCPY(itmp, TEMPNAME); | |
| 7523 if ((p = vim_strchr(itmp, '?')) != NULL) | |
| 7524 *p = extra_char; | |
| 7525 if (mktemp((char *)itmp) == NULL) | |
| 7526 return NULL; | |
| 7527 # endif | |
| 7528 # endif | |
| 7529 | |
| 7530 return vim_strsave(itmp); | |
| 7531 # endif /* WIN3264 */ | |
| 7532 #endif /* TEMPDIRNAMES */ | |
| 7533 } | |
| 7534 | |
| 7535 #if defined(BACKSLASH_IN_FILENAME) || defined(PROTO) | |
| 7536 /* | |
|
7170
beb67ef38f88
commit https://github.com/vim/vim/commit/b4f6a46b01ed00b642a2271e9d1559e51ab0f2c4
Christian Brabandt <cb@256bit.org>
parents:
7005
diff
changeset
|
7537 * 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
|
7538 * it looks like a URL. |
| 7 | 7539 */ |
| 7540 void | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
7541 forward_slash(char_u *fname) |
| 7 | 7542 { |
| 7543 char_u *p; | |
| 7544 | |
|
7170
beb67ef38f88
commit https://github.com/vim/vim/commit/b4f6a46b01ed00b642a2271e9d1559e51ab0f2c4
Christian Brabandt <cb@256bit.org>
parents:
7005
diff
changeset
|
7545 if (path_with_url(fname)) |
|
beb67ef38f88
commit https://github.com/vim/vim/commit/b4f6a46b01ed00b642a2271e9d1559e51ab0f2c4
Christian Brabandt <cb@256bit.org>
parents:
7005
diff
changeset
|
7546 return; |
| 7 | 7547 for (p = fname; *p != NUL; ++p) |
| 7548 /* The Big5 encoding can have '\' in the trail byte. */ | |
| 474 | 7549 if (enc_dbcs != 0 && (*mb_ptr2len)(p) > 1) |
| 7 | 7550 ++p; |
|
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
7551 else if (*p == '\\') |
| 7 | 7552 *p = '/'; |
| 7553 } | |
| 7554 #endif | |
| 7555 | |
| 7556 /* | |
| 153 | 7557 * Try matching a filename with a "pattern" ("prog" is NULL), or use the |
| 7558 * precompiled regprog "prog" ("pattern" is NULL). That avoids calling | |
| 7559 * vim_regcomp() often. | |
| 7 | 7560 * Used for autocommands and 'wildignore'. |
| 7561 * Returns TRUE if there is a match, FALSE otherwise. | |
| 7562 */ | |
|
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
|
7563 int |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
7564 match_file_pat( |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
7565 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
|
7566 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
|
7567 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
|
7568 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
|
7569 char_u *tail, /* tail of path */ |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
7570 int allow_dirs) /* allow matching with dir */ |
| 7 | 7571 { |
| 7572 regmatch_T regmatch; | |
| 7573 int result = FALSE; | |
| 7574 | |
| 4242 | 7575 regmatch.rm_ic = p_fic; /* ignore case if 'fileignorecase' is set */ |
| 6470 | 7576 if (prog != NULL) |
| 7577 regmatch.regprog = *prog; | |
| 7 | 7578 else |
| 6470 | 7579 regmatch.regprog = vim_regcomp(pattern, RE_MAGIC); |
| 7 | 7580 |
| 7581 /* | |
| 7582 * Try for a match with the pattern with: | |
| 7583 * 1. the full file name, when the pattern has a '/'. | |
| 7584 * 2. the short file name, when the pattern has a '/'. | |
| 7585 * 3. the tail of the file name, when the pattern has no '/'. | |
| 7586 */ | |
| 6470 | 7587 if (regmatch.regprog != NULL |
| 7 | 7588 && ((allow_dirs |
| 7589 && (vim_regexec(®match, fname, (colnr_T)0) | |
| 7590 || (sfname != NULL | |
| 7591 && vim_regexec(®match, sfname, (colnr_T)0)))) | |
| 6470 | 7592 || (!allow_dirs && vim_regexec(®match, tail, (colnr_T)0)))) |
| 7 | 7593 result = TRUE; |
| 7594 | |
| 6375 | 7595 if (prog != NULL) |
| 7596 *prog = regmatch.regprog; | |
| 7597 else | |
|
4805
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4354
diff
changeset
|
7598 vim_regfree(regmatch.regprog); |
| 7 | 7599 return result; |
| 7600 } | |
| 7601 | |
| 7602 #if defined(FEAT_WILDIGN) || defined(PROTO) | |
| 7603 /* | |
| 7604 * Return TRUE if a file matches with a pattern in "list". | |
| 7605 * "list" is a comma-separated list of patterns, like 'wildignore'. | |
| 7606 * "sfname" is the short file name or NULL, "ffname" the long file name. | |
| 7607 */ | |
| 7608 int | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
7609 match_file_list(char_u *list, char_u *sfname, char_u *ffname) |
| 7 | 7610 { |
| 7611 char_u buf[100]; | |
| 7612 char_u *tail; | |
| 7613 char_u *regpat; | |
| 7614 char allow_dirs; | |
| 7615 int match; | |
| 7616 char_u *p; | |
| 7617 | |
| 7618 tail = gettail(sfname); | |
| 7619 | |
| 7620 /* try all patterns in 'wildignore' */ | |
| 7621 p = list; | |
| 7622 while (*p) | |
| 7623 { | |
| 7624 copy_option_part(&p, buf, 100, ","); | |
| 7625 regpat = file_pat_to_reg_pat(buf, NULL, &allow_dirs, FALSE); | |
| 7626 if (regpat == NULL) | |
| 7627 break; | |
| 153 | 7628 match = match_file_pat(regpat, NULL, ffname, sfname, |
| 7629 tail, (int)allow_dirs); | |
| 7 | 7630 vim_free(regpat); |
| 7631 if (match) | |
| 7632 return TRUE; | |
| 7633 } | |
| 7634 return FALSE; | |
| 7635 } | |
| 7636 #endif | |
| 7637 | |
| 7638 /* | |
| 7639 * Convert the given pattern "pat" which has shell style wildcards in it, into | |
| 7640 * a regular expression, and return the result in allocated memory. If there | |
| 7641 * is a directory path separator to be matched, then TRUE is put in | |
| 7642 * allow_dirs, otherwise FALSE is put there -- webb. | |
| 7643 * Handle backslashes before special characters, like "\*" and "\ ". | |
| 7644 * | |
| 7645 * Returns NULL when out of memory. | |
| 7646 */ | |
| 7647 char_u * | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
7648 file_pat_to_reg_pat( |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
7649 char_u *pat, |
|
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
7650 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
|
7651 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
|
7652 int no_bslash UNUSED) /* Don't use a backward slash as pathsep */ |
| 7 | 7653 { |
| 6470 | 7654 int size = 2; /* '^' at start, '$' at end */ |
| 7 | 7655 char_u *endp; |
| 7656 char_u *reg_pat; | |
| 7657 char_u *p; | |
| 7658 int i; | |
| 7659 int nested = 0; | |
| 7660 int add_dollar = TRUE; | |
| 7661 | |
| 7662 if (allow_dirs != NULL) | |
| 7663 *allow_dirs = FALSE; | |
| 7664 if (pat_end == NULL) | |
| 7665 pat_end = pat + STRLEN(pat); | |
| 7666 | |
| 7667 for (p = pat; p < pat_end; p++) | |
| 7668 { | |
| 7669 switch (*p) | |
| 7670 { | |
| 7671 case '*': | |
| 7672 case '.': | |
| 7673 case ',': | |
| 7674 case '{': | |
| 7675 case '}': | |
| 7676 case '~': | |
| 7677 size += 2; /* extra backslash */ | |
| 7678 break; | |
| 7679 #ifdef BACKSLASH_IN_FILENAME | |
| 7680 case '\\': | |
| 7681 case '/': | |
| 7682 size += 4; /* could become "[\/]" */ | |
| 7683 break; | |
| 7684 #endif | |
| 7685 default: | |
| 7686 size++; | |
| 474 | 7687 if (enc_dbcs != 0 && (*mb_ptr2len)(p) > 1) |
| 7 | 7688 { |
| 7689 ++p; | |
| 7690 ++size; | |
| 7691 } | |
| 7692 break; | |
| 7693 } | |
| 7694 } | |
| 7695 reg_pat = alloc(size + 1); | |
| 7696 if (reg_pat == NULL) | |
| 7697 return NULL; | |
| 7698 | |
| 7699 i = 0; | |
| 7700 | |
| 7701 if (pat[0] == '*') | |
| 7702 while (pat[0] == '*' && pat < pat_end - 1) | |
| 7703 pat++; | |
| 7704 else | |
| 7705 reg_pat[i++] = '^'; | |
| 7706 endp = pat_end - 1; | |
| 7005 | 7707 if (endp >= pat && *endp == '*') |
| 7 | 7708 { |
| 7709 while (endp - pat > 0 && *endp == '*') | |
| 7710 endp--; | |
| 7711 add_dollar = FALSE; | |
| 7712 } | |
| 7713 for (p = pat; *p && nested >= 0 && p <= endp; p++) | |
| 7714 { | |
| 7715 switch (*p) | |
| 7716 { | |
| 7717 case '*': | |
| 7718 reg_pat[i++] = '.'; | |
| 7719 reg_pat[i++] = '*'; | |
| 444 | 7720 while (p[1] == '*') /* "**" matches like "*" */ |
| 7721 ++p; | |
| 7 | 7722 break; |
| 7723 case '.': | |
| 7724 case '~': | |
| 7725 reg_pat[i++] = '\\'; | |
| 7726 reg_pat[i++] = *p; | |
| 7727 break; | |
| 7728 case '?': | |
| 7729 reg_pat[i++] = '.'; | |
| 7730 break; | |
| 7731 case '\\': | |
| 7732 if (p[1] == NUL) | |
| 7733 break; | |
| 7734 #ifdef BACKSLASH_IN_FILENAME | |
| 7735 if (!no_bslash) | |
| 7736 { | |
| 7737 /* translate: | |
| 7738 * "\x" to "\\x" e.g., "dir\file" | |
| 7739 * "\*" to "\\.*" e.g., "dir\*.c" | |
| 7740 * "\?" to "\\." e.g., "dir\??.c" | |
| 7741 * "\+" to "\+" e.g., "fileX\+.c" | |
| 7742 */ | |
| 7743 if ((vim_isfilec(p[1]) || p[1] == '*' || p[1] == '?') | |
| 7744 && p[1] != '+') | |
| 7745 { | |
| 7746 reg_pat[i++] = '['; | |
| 7747 reg_pat[i++] = '\\'; | |
| 7748 reg_pat[i++] = '/'; | |
| 7749 reg_pat[i++] = ']'; | |
| 7750 if (allow_dirs != NULL) | |
| 7751 *allow_dirs = TRUE; | |
| 7752 break; | |
| 7753 } | |
| 7754 } | |
| 7755 #endif | |
|
2243
03a5f2897db3
Fix completion of file names with '%' and '*'.
Bram Moolenaar <bram@vim.org>
parents:
2241
diff
changeset
|
7756 /* Undo escaping from ExpandEscape(): |
|
03a5f2897db3
Fix completion of file names with '%' and '*'.
Bram Moolenaar <bram@vim.org>
parents:
2241
diff
changeset
|
7757 * foo\?bar -> foo?bar |
|
03a5f2897db3
Fix completion of file names with '%' and '*'.
Bram Moolenaar <bram@vim.org>
parents:
2241
diff
changeset
|
7758 * foo\%bar -> foo%bar |
|
03a5f2897db3
Fix completion of file names with '%' and '*'.
Bram Moolenaar <bram@vim.org>
parents:
2241
diff
changeset
|
7759 * foo\,bar -> foo,bar |
|
03a5f2897db3
Fix completion of file names with '%' and '*'.
Bram Moolenaar <bram@vim.org>
parents:
2241
diff
changeset
|
7760 * foo\ bar -> foo bar |
|
03a5f2897db3
Fix completion of file names with '%' and '*'.
Bram Moolenaar <bram@vim.org>
parents:
2241
diff
changeset
|
7761 * 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
|
7762 * regexp. |
|
93cccad6a26b
updated for version 7.3.1295
Bram Moolenaar <bram@vim.org>
parents:
5008
diff
changeset
|
7763 * 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
|
7764 * 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
|
7765 */ |
| 7 | 7766 if (*++p == '?' |
| 7767 #ifdef BACKSLASH_IN_FILENAME | |
| 7768 && no_bslash | |
| 7769 #endif | |
| 7770 ) | |
| 7771 reg_pat[i++] = '?'; | |
| 7772 else | |
|
5104
93cccad6a26b
updated for version 7.3.1295
Bram Moolenaar <bram@vim.org>
parents:
5008
diff
changeset
|
7773 if (*p == ',' || *p == '%' || *p == '#' |
| 6999 | 7774 || vim_isspace(*p) || *p == '{' || *p == '}') |
|
2243
03a5f2897db3
Fix completion of file names with '%' and '*'.
Bram Moolenaar <bram@vim.org>
parents:
2241
diff
changeset
|
7775 reg_pat[i++] = *p; |
|
5259
6b7ab6a4f31a
updated for version 7.4b.006
Bram Moolenaar <bram@vim.org>
parents:
5231
diff
changeset
|
7776 else if (*p == '\\' && p[1] == '\\' && p[2] == '{') |
|
6b7ab6a4f31a
updated for version 7.4b.006
Bram Moolenaar <bram@vim.org>
parents:
5231
diff
changeset
|
7777 { |
|
6b7ab6a4f31a
updated for version 7.4b.006
Bram Moolenaar <bram@vim.org>
parents:
5231
diff
changeset
|
7778 reg_pat[i++] = '\\'; |
|
6b7ab6a4f31a
updated for version 7.4b.006
Bram Moolenaar <bram@vim.org>
parents:
5231
diff
changeset
|
7779 reg_pat[i++] = '{'; |
|
6b7ab6a4f31a
updated for version 7.4b.006
Bram Moolenaar <bram@vim.org>
parents:
5231
diff
changeset
|
7780 p += 2; |
|
6b7ab6a4f31a
updated for version 7.4b.006
Bram Moolenaar <bram@vim.org>
parents:
5231
diff
changeset
|
7781 } |
| 7 | 7782 else |
| 7783 { | |
| 7784 if (allow_dirs != NULL && vim_ispathsep(*p) | |
| 7785 #ifdef BACKSLASH_IN_FILENAME | |
| 7786 && (!no_bslash || *p != '\\') | |
| 7787 #endif | |
| 7788 ) | |
| 7789 *allow_dirs = TRUE; | |
| 7790 reg_pat[i++] = '\\'; | |
| 7791 reg_pat[i++] = *p; | |
| 7792 } | |
| 7793 break; | |
| 7794 #ifdef BACKSLASH_IN_FILENAME | |
| 7795 case '/': | |
| 7796 reg_pat[i++] = '['; | |
| 7797 reg_pat[i++] = '\\'; | |
| 7798 reg_pat[i++] = '/'; | |
| 7799 reg_pat[i++] = ']'; | |
| 7800 if (allow_dirs != NULL) | |
| 7801 *allow_dirs = TRUE; | |
| 7802 break; | |
| 7803 #endif | |
| 7804 case '{': | |
| 7805 reg_pat[i++] = '\\'; | |
| 7806 reg_pat[i++] = '('; | |
| 7807 nested++; | |
| 7808 break; | |
| 7809 case '}': | |
| 7810 reg_pat[i++] = '\\'; | |
| 7811 reg_pat[i++] = ')'; | |
| 7812 --nested; | |
| 7813 break; | |
| 7814 case ',': | |
| 7815 if (nested) | |
| 7816 { | |
| 7817 reg_pat[i++] = '\\'; | |
| 7818 reg_pat[i++] = '|'; | |
| 7819 } | |
| 7820 else | |
| 7821 reg_pat[i++] = ','; | |
| 7822 break; | |
| 7823 default: | |
| 474 | 7824 if (enc_dbcs != 0 && (*mb_ptr2len)(p) > 1) |
| 7 | 7825 reg_pat[i++] = *p++; |
|
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
7826 else if (allow_dirs != NULL && vim_ispathsep(*p)) |
| 7 | 7827 *allow_dirs = TRUE; |
| 7828 reg_pat[i++] = *p; | |
| 7829 break; | |
| 7830 } | |
| 7831 } | |
| 7832 if (add_dollar) | |
| 7833 reg_pat[i++] = '$'; | |
| 7834 reg_pat[i] = NUL; | |
| 7835 if (nested != 0) | |
| 7836 { | |
| 7837 if (nested < 0) | |
|
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15442
diff
changeset
|
7838 emsg(_("E219: Missing {.")); |
| 7 | 7839 else |
|
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15442
diff
changeset
|
7840 emsg(_("E220: Missing }.")); |
|
13244
ac42c4b11dbc
patch 8.0.1496: clearing a pointer takes two lines
Christian Brabandt <cb@256bit.org>
parents:
13240
diff
changeset
|
7841 VIM_CLEAR(reg_pat); |
| 7 | 7842 } |
| 7843 return reg_pat; | |
| 7844 } | |
| 2664 | 7845 |
| 7846 #if defined(EINTR) || defined(PROTO) | |
| 7847 /* | |
| 7848 * Version of read() that retries when interrupted by EINTR (possibly | |
| 7849 * by a SIGWINCH). | |
| 7850 */ | |
| 7851 long | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
7852 read_eintr(int fd, void *buf, size_t bufsize) |
| 2664 | 7853 { |
| 7854 long ret; | |
| 7855 | |
| 7856 for (;;) | |
| 7857 { | |
| 7858 ret = vim_read(fd, buf, bufsize); | |
| 7859 if (ret >= 0 || errno != EINTR) | |
| 7860 break; | |
| 7861 } | |
| 7862 return ret; | |
| 7863 } | |
| 7864 | |
| 7865 /* | |
| 7866 * Version of write() that retries when interrupted by EINTR (possibly | |
| 7867 * by a SIGWINCH). | |
| 7868 */ | |
| 7869 long | |
|
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
7870 write_eintr(int fd, void *buf, size_t bufsize) |
| 2664 | 7871 { |
| 7872 long ret = 0; | |
| 7873 long wlen; | |
| 7874 | |
| 7875 /* Repeat the write() so long it didn't fail, other than being interrupted | |
| 7876 * by a signal. */ | |
| 7877 while (ret < (long)bufsize) | |
| 7878 { | |
| 2666 | 7879 wlen = vim_write(fd, (char *)buf + ret, bufsize - ret); |
| 2664 | 7880 if (wlen < 0) |
| 7881 { | |
| 7882 if (errno != EINTR) | |
| 7883 break; | |
| 7884 } | |
| 7885 else | |
| 7886 ret += wlen; | |
| 7887 } | |
| 7888 return ret; | |
| 7889 } | |
| 7890 #endif |