Mercurial > vim
annotate src/fileio.c @ 17514:984cc7258468 v8.1.1755
patch 8.1.1755: leaking memory when using a popup window mask
commit https://github.com/vim/vim/commit/0aca293fedfd22d489297f7cbce6a7de86748151
Author: Bram Moolenaar <Bram@vim.org>
Date: Fri Jul 26 22:22:38 2019 +0200
patch 8.1.1755: leaking memory when using a popup window mask
Problem: Leaking memory when using a popup window mask.
Solution: Free the cached mask.
author | Bram Moolenaar <Bram@vim.org> |
---|---|
date | Fri, 26 Jul 2019 22:30:09 +0200 |
parents | d4b2a212fa2f |
children | 0026ea34a8d5 |
rev | line source |
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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_CRYPT | |
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35 static char_u *check_for_cryptkey(char_u *cryptkey, char_u *ptr, long *sizep, off_T *filesizep, int newfile, char_u *fname, int *did_ask); |
7 | 36 #endif |
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37 static int set_rw_fname(char_u *fname, char_u *sfname); |
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38 static int msg_add_fileformat(int eol_type); |
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39 static void msg_add_eol(void); |
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40 static int check_mtime(buf_T *buf, stat_T *s); |
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41 static int time_differs(long t1, long t2); |
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42 |
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43 #define HAS_BW_FLAGS |
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44 #define FIO_LATIN1 0x01 /* convert Latin1 */ |
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45 #define FIO_UTF8 0x02 /* convert UTF-8 */ |
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46 #define FIO_UCS2 0x04 /* convert UCS-2 */ |
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47 #define FIO_UCS4 0x08 /* convert UCS-4 */ |
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48 #define FIO_UTF16 0x10 /* convert UTF-16 */ |
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49 #ifdef MSWIN |
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50 # define FIO_CODEPAGE 0x20 /* convert MS-Windows codepage */ |
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51 # define FIO_PUT_CP(x) (((x) & 0xffff) << 16) /* put codepage in top word */ |
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52 # define FIO_GET_CP(x) (((x)>>16) & 0xffff) /* get codepage from top word */ |
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53 #endif |
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54 #ifdef MACOS_CONVERT |
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55 # define FIO_MACROMAN 0x20 /* convert MacRoman */ |
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56 #endif |
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57 #define FIO_ENDIAN_L 0x80 /* little endian */ |
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58 #define FIO_ENCRYPTED 0x1000 /* encrypt written bytes */ |
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59 #define FIO_NOCONVERT 0x2000 /* skip encoding conversion */ |
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60 #define FIO_UCSBOM 0x4000 /* check for BOM at start of file */ |
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61 #define FIO_ALL -1 /* allow all formats */ |
7 | 62 |
63 /* When converting, a read() or write() may leave some bytes to be converted | |
64 * for the next call. The value is guessed... */ | |
65 #define CONV_RESTLEN 30 | |
66 | |
67 /* We have to guess how much a sequence of bytes may expand when converting | |
68 * with iconv() to be able to allocate a buffer. */ | |
69 #define ICONV_MULT 8 | |
70 | |
71 /* | |
72 * Structure to pass arguments from buf_write() to buf_write_bytes(). | |
73 */ | |
74 struct bw_info | |
75 { | |
76 int bw_fd; /* file descriptor */ | |
77 char_u *bw_buf; /* buffer with data to be written */ | |
1411 | 78 int bw_len; /* length of data */ |
7 | 79 #ifdef HAS_BW_FLAGS |
80 int bw_flags; /* FIO_ flags */ | |
81 #endif | |
6122 | 82 #ifdef FEAT_CRYPT |
83 buf_T *bw_buffer; /* buffer being written */ | |
84 #endif | |
7 | 85 char_u bw_rest[CONV_RESTLEN]; /* not converted bytes */ |
86 int bw_restlen; /* nr of bytes in bw_rest[] */ | |
87 int bw_first; /* first write call */ | |
88 char_u *bw_conv_buf; /* buffer for writing converted chars */ | |
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89 size_t bw_conv_buflen; /* size of bw_conv_buf */ |
7 | 90 int bw_conv_error; /* set for conversion error */ |
1947 | 91 linenr_T bw_conv_error_lnum; /* first line with error or zero */ |
92 linenr_T bw_start_lnum; /* line number at start of buffer */ | |
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93 #ifdef USE_ICONV |
7 | 94 iconv_t bw_iconv_fd; /* descriptor for iconv() or -1 */ |
95 #endif | |
96 }; | |
97 | |
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98 static int buf_write_bytes(struct bw_info *ip); |
7 | 99 |
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100 static linenr_T readfile_linenr(linenr_T linecnt, char_u *p, char_u *endp); |
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101 static int ucs2bytes(unsigned c, char_u **pp, int flags); |
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102 static int need_conversion(char_u *fenc); |
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103 static int get_fio_flags(char_u *ptr); |
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104 static char_u *check_for_bom(char_u *p, long size, int *lenp, int flags); |
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105 static int make_bom(char_u *buf, char_u *name); |
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106 #ifdef MSWIN |
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107 static int get_win_fio_flags(char_u *ptr); |
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108 #endif |
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109 #ifdef MACOS_CONVERT |
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110 static int get_mac_fio_flags(char_u *ptr); |
7 | 111 #endif |
1834 | 112 static char *e_auchangedbuf = N_("E812: Autocommands changed buffer or buffer name"); |
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113 |
7 | 114 void |
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115 filemess( |
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116 buf_T *buf, |
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117 char_u *name, |
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118 char_u *s, |
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119 int attr) |
7 | 120 { |
121 int msg_scroll_save; | |
122 | |
123 if (msg_silent != 0) | |
124 return; | |
125 msg_add_fname(buf, name); /* put file name in IObuff with quotes */ | |
126 /* If it's extremely long, truncate it. */ | |
127 if (STRLEN(IObuff) > IOSIZE - 80) | |
128 IObuff[IOSIZE - 80] = NUL; | |
129 STRCAT(IObuff, s); | |
130 /* | |
131 * For the first message may have to start a new line. | |
132 * For further ones overwrite the previous one, reset msg_scroll before | |
133 * calling filemess(). | |
134 */ | |
135 msg_scroll_save = msg_scroll; | |
136 if (shortmess(SHM_OVERALL) && !exiting && p_verbose == 0) | |
137 msg_scroll = FALSE; | |
138 if (!msg_scroll) /* wait a bit when overwriting an error msg */ | |
139 check_for_delay(FALSE); | |
140 msg_start(); | |
141 msg_scroll = msg_scroll_save; | |
142 msg_scrolled_ign = TRUE; | |
143 /* may truncate the message to avoid a hit-return prompt */ | |
144 msg_outtrans_attr(msg_may_trunc(FALSE, IObuff), attr); | |
145 msg_clr_eos(); | |
146 out_flush(); | |
147 msg_scrolled_ign = FALSE; | |
148 } | |
149 | |
150 /* | |
151 * Read lines from file "fname" into the buffer after line "from". | |
152 * | |
153 * 1. We allocate blocks with lalloc, as big as possible. | |
154 * 2. Each block is filled with characters from the file with a single read(). | |
155 * 3. The lines are inserted in the buffer with ml_append(). | |
156 * | |
157 * (caller must check that fname != NULL, unless READ_STDIN is used) | |
158 * | |
159 * "lines_to_skip" is the number of lines that must be skipped | |
160 * "lines_to_read" is the number of lines that are appended | |
161 * When not recovering lines_to_skip is 0 and lines_to_read MAXLNUM. | |
162 * | |
163 * flags: | |
164 * READ_NEW starting to edit a new buffer | |
165 * READ_FILTER reading filter output | |
166 * READ_STDIN read from stdin instead of a file | |
167 * READ_BUFFER read from curbuf instead of a file (converting after reading | |
168 * stdin) | |
169 * READ_DUMMY read into a dummy buffer (to check if file contents changed) | |
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170 * READ_KEEP_UNDO don't clear undo info or read it from a file |
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171 * READ_FIFO read from fifo/socket instead of a file |
7 | 172 * |
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173 * return FAIL for failure, NOTDONE for directory (failure), or OK |
7 | 174 */ |
175 int | |
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176 readfile( |
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177 char_u *fname, |
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178 char_u *sfname, |
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179 linenr_T from, |
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180 linenr_T lines_to_skip, |
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181 linenr_T lines_to_read, |
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182 exarg_T *eap, /* can be NULL! */ |
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183 int flags) |
7 | 184 { |
185 int fd = 0; | |
186 int newfile = (flags & READ_NEW); | |
187 int check_readonly; | |
188 int filtering = (flags & READ_FILTER); | |
189 int read_stdin = (flags & READ_STDIN); | |
190 int read_buffer = (flags & READ_BUFFER); | |
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191 int read_fifo = (flags & READ_FIFO); |
1486 | 192 int set_options = newfile || read_buffer |
193 || (eap != NULL && eap->read_edit); | |
7 | 194 linenr_T read_buf_lnum = 1; /* next line to read from curbuf */ |
195 colnr_T read_buf_col = 0; /* next char to read from this line */ | |
196 char_u c; | |
197 linenr_T lnum = from; | |
198 char_u *ptr = NULL; /* pointer into read buffer */ | |
199 char_u *buffer = NULL; /* read buffer */ | |
200 char_u *new_buffer = NULL; /* init to shut up gcc */ | |
201 char_u *line_start = NULL; /* init to shut up gcc */ | |
202 int wasempty; /* buffer was empty before reading */ | |
203 colnr_T len; | |
204 long size = 0; | |
205 char_u *p; | |
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206 off_T filesize = 0; |
7 | 207 int skip_read = FALSE; |
208 #ifdef FEAT_CRYPT | |
209 char_u *cryptkey = NULL; | |
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210 int did_ask_for_key = FALSE; |
7 | 211 #endif |
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212 #ifdef FEAT_PERSISTENT_UNDO |
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213 context_sha256_T sha_ctx; |
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214 int read_undo_file = FALSE; |
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215 #endif |
7 | 216 int split = 0; /* number of split lines */ |
217 #define UNKNOWN 0x0fffffff /* file size is unknown */ | |
218 linenr_T linecnt; | |
219 int error = FALSE; /* errors encountered */ | |
220 int ff_error = EOL_UNKNOWN; /* file format with errors */ | |
221 long linerest = 0; /* remaining chars in line */ | |
222 #ifdef UNIX | |
223 int perm = 0; | |
224 int swap_mode = -1; /* protection bits for swap file */ | |
225 #else | |
226 int perm; | |
227 #endif | |
228 int fileformat = 0; /* end-of-line format */ | |
229 int keep_fileformat = FALSE; | |
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230 stat_T st; |
7 | 231 int file_readonly; |
232 linenr_T skip_count = 0; | |
233 linenr_T read_count = 0; | |
234 int msg_save = msg_scroll; | |
235 linenr_T read_no_eol_lnum = 0; /* non-zero lnum when last line of | |
236 * last read was missing the eol */ | |
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237 int try_mac; |
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238 int try_dos; |
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239 int try_unix; |
7 | 240 int file_rewind = FALSE; |
241 int can_retry; | |
595 | 242 linenr_T conv_error = 0; /* line nr with conversion error */ |
243 linenr_T illegal_byte = 0; /* line nr with illegal byte */ | |
7 | 244 int keep_dest_enc = FALSE; /* don't retry when char doesn't fit |
245 in destination encoding */ | |
595 | 246 int bad_char_behavior = BAD_REPLACE; |
247 /* BAD_KEEP, BAD_DROP or character to | |
248 * replace with */ | |
7 | 249 char_u *tmpname = NULL; /* name of 'charconvert' output file */ |
250 int fio_flags = 0; | |
251 char_u *fenc; /* fileencoding to use */ | |
252 int fenc_alloced; /* fenc_next is in allocated memory */ | |
253 char_u *fenc_next = NULL; /* next item in 'fencs' or NULL */ | |
254 int advance_fenc = FALSE; | |
255 long real_size = 0; | |
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256 #ifdef USE_ICONV |
7 | 257 iconv_t iconv_fd = (iconv_t)-1; /* descriptor for iconv() or -1 */ |
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258 # ifdef FEAT_EVAL |
7 | 259 int did_iconv = FALSE; /* TRUE when iconv() failed and trying |
260 'charconvert' next */ | |
261 # endif | |
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262 #endif |
7 | 263 int converted = FALSE; /* TRUE if conversion done */ |
264 int notconverted = FALSE; /* TRUE if conversion wanted but it | |
265 wasn't possible */ | |
266 char_u conv_rest[CONV_RESTLEN]; | |
267 int conv_restlen = 0; /* nr of bytes in conv_rest[] */ | |
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268 buf_T *old_curbuf; |
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269 char_u *old_b_ffname; |
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270 char_u *old_b_fname; |
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271 int using_b_ffname; |
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272 int using_b_fname; |
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273 |
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274 au_did_filetype = FALSE; /* reset before triggering any autocommands */ |
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275 |
2707 | 276 curbuf->b_no_eol_lnum = 0; /* in case it was set by the previous read */ |
7 | 277 |
278 /* | |
279 * If there is no file name yet, use the one for the read file. | |
280 * BF_NOTEDITED is set to reflect this. | |
281 * Don't do this for a read from a filter. | |
282 * Only do this when 'cpoptions' contains the 'f' flag. | |
283 */ | |
284 if (curbuf->b_ffname == NULL | |
285 && !filtering | |
286 && fname != NULL | |
287 && vim_strchr(p_cpo, CPO_FNAMER) != NULL | |
288 && !(flags & READ_DUMMY)) | |
289 { | |
633 | 290 if (set_rw_fname(fname, sfname) == FAIL) |
291 return FAIL; | |
7 | 292 } |
293 | |
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294 /* Remember the initial values of curbuf, curbuf->b_ffname and |
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295 * curbuf->b_fname to detect whether they are altered as a result of |
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296 * executing nasty autocommands. Also check if "fname" and "sfname" |
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297 * point to one of these values. */ |
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298 old_curbuf = curbuf; |
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299 old_b_ffname = curbuf->b_ffname; |
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300 old_b_fname = curbuf->b_fname; |
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301 using_b_ffname = (fname == curbuf->b_ffname) |
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302 || (sfname == curbuf->b_ffname); |
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303 using_b_fname = (fname == curbuf->b_fname) || (sfname == curbuf->b_fname); |
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304 |
167 | 305 /* After reading a file the cursor line changes but we don't want to |
306 * display the line. */ | |
307 ex_no_reprint = TRUE; | |
308 | |
968 | 309 /* don't display the file info for another buffer now */ |
310 need_fileinfo = FALSE; | |
311 | |
7 | 312 /* |
313 * For Unix: Use the short file name whenever possible. | |
314 * Avoids problems with networks and when directory names are changed. | |
315 * Don't do this for MS-DOS, a "cd" in a sub-shell may have moved us to | |
316 * another directory, which we don't detect. | |
317 */ | |
318 if (sfname == NULL) | |
319 sfname = fname; | |
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320 #if defined(UNIX) |
7 | 321 fname = sfname; |
322 #endif | |
323 | |
324 /* | |
325 * The BufReadCmd and FileReadCmd events intercept the reading process by | |
326 * executing the associated commands instead. | |
327 */ | |
328 if (!filtering && !read_stdin && !read_buffer) | |
329 { | |
330 pos_T pos; | |
331 | |
332 pos = curbuf->b_op_start; | |
333 | |
334 /* Set '[ mark to the line above where the lines go (line 1 if zero). */ | |
335 curbuf->b_op_start.lnum = ((from == 0) ? 1 : from); | |
336 curbuf->b_op_start.col = 0; | |
337 | |
338 if (newfile) | |
339 { | |
340 if (apply_autocmds_exarg(EVENT_BUFREADCMD, NULL, sfname, | |
341 FALSE, curbuf, eap)) | |
342 #ifdef FEAT_EVAL | |
343 return aborting() ? FAIL : OK; | |
344 #else | |
345 return OK; | |
346 #endif | |
347 } | |
348 else if (apply_autocmds_exarg(EVENT_FILEREADCMD, sfname, sfname, | |
349 FALSE, NULL, eap)) | |
350 #ifdef FEAT_EVAL | |
351 return aborting() ? FAIL : OK; | |
352 #else | |
353 return OK; | |
354 #endif | |
355 | |
356 curbuf->b_op_start = pos; | |
357 } | |
358 | |
359 if ((shortmess(SHM_OVER) || curbuf->b_help) && p_verbose == 0) | |
360 msg_scroll = FALSE; /* overwrite previous file message */ | |
361 else | |
362 msg_scroll = TRUE; /* don't overwrite previous file message */ | |
363 | |
364 /* | |
365 * If the name ends in a path separator, we can't open it. Check here, | |
366 * because reading the file may actually work, but then creating the swap | |
367 * file may destroy it! Reported on MS-DOS and Win 95. | |
368 * If the name is too long we might crash further on, quit here. | |
369 */ | |
23 | 370 if (fname != NULL && *fname != NUL) |
371 { | |
39 | 372 p = fname + STRLEN(fname); |
373 if (after_pathsep(fname, p) || STRLEN(fname) >= MAXPATHL) | |
23 | 374 { |
375 filemess(curbuf, fname, (char_u *)_("Illegal file name"), 0); | |
376 msg_end(); | |
377 msg_scroll = msg_save; | |
378 return FAIL; | |
379 } | |
7 | 380 } |
381 | |
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382 if (!read_stdin && !read_buffer && !read_fifo) |
5322 | 383 { |
7 | 384 #ifdef UNIX |
5322 | 385 /* |
386 * On Unix it is possible to read a directory, so we have to | |
387 * check for it before the mch_open(). | |
388 */ | |
7 | 389 perm = mch_getperm(fname); |
390 if (perm >= 0 && !S_ISREG(perm) /* not a regular file ... */ | |
391 && !S_ISFIFO(perm) /* ... or fifo */ | |
392 && !S_ISSOCK(perm) /* ... or socket */ | |
1313 | 393 # ifdef OPEN_CHR_FILES |
394 && !(S_ISCHR(perm) && is_dev_fd_file(fname)) | |
395 /* ... or a character special file named /dev/fd/<n> */ | |
396 # endif | |
7 | 397 ) |
398 { | |
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399 int retval = FAIL; |
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400 |
7 | 401 if (S_ISDIR(perm)) |
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402 { |
7 | 403 filemess(curbuf, fname, (char_u *)_("is a directory"), 0); |
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404 retval = NOTDONE; |
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405 } |
7 | 406 else |
407 filemess(curbuf, fname, (char_u *)_("is not a file"), 0); | |
408 msg_end(); | |
409 msg_scroll = msg_save; | |
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410 return retval; |
7 | 411 } |
5322 | 412 #endif |
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413 #if defined(MSWIN) |
1006 | 414 /* |
415 * MS-Windows allows opening a device, but we will probably get stuck | |
416 * trying to read it. | |
417 */ | |
418 if (!p_odev && mch_nodetype(fname) == NODE_WRITABLE) | |
419 { | |
1303 | 420 filemess(curbuf, fname, (char_u *)_("is a device (disabled with 'opendevice' option)"), 0); |
1006 | 421 msg_end(); |
422 msg_scroll = msg_save; | |
423 return FAIL; | |
424 } | |
5322 | 425 #endif |
426 } | |
1004 | 427 |
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428 /* Set default or forced 'fileformat' and 'binary'. */ |
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429 set_file_options(set_options, eap); |
7 | 430 |
431 /* | |
432 * When opening a new file we take the readonly flag from the file. | |
433 * Default is r/w, can be set to r/o below. | |
434 * Don't reset it when in readonly mode | |
435 * Only set/reset b_p_ro when BF_CHECK_RO is set. | |
436 */ | |
437 check_readonly = (newfile && (curbuf->b_flags & BF_CHECK_RO)); | |
164 | 438 if (check_readonly && !readonlymode) |
7 | 439 curbuf->b_p_ro = FALSE; |
440 | |
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441 if (newfile && !read_stdin && !read_buffer && !read_fifo) |
7 | 442 { |
2823 | 443 /* Remember time of file. */ |
7 | 444 if (mch_stat((char *)fname, &st) >= 0) |
445 { | |
446 buf_store_time(curbuf, &st, fname); | |
447 curbuf->b_mtime_read = curbuf->b_mtime; | |
448 #ifdef UNIX | |
449 /* | |
450 * Use the protection bits of the original file for the swap file. | |
451 * This makes it possible for others to read the name of the | |
452 * edited file from the swapfile, but only if they can read the | |
453 * edited file. | |
454 * Remove the "write" and "execute" bits for group and others | |
455 * (they must not write the swapfile). | |
456 * Add the "read" and "write" bits for the user, otherwise we may | |
457 * not be able to write to the file ourselves. | |
458 * Setting the bits is done below, after creating the swap file. | |
459 */ | |
460 swap_mode = (st.st_mode & 0644) | 0600; | |
461 #endif | |
462 #ifdef FEAT_CW_EDITOR | |
463 /* Get the FSSpec on MacOS | |
464 * TODO: Update it properly when the buffer name changes | |
465 */ | |
466 (void)GetFSSpecFromPath(curbuf->b_ffname, &curbuf->b_FSSpec); | |
467 #endif | |
468 #ifdef VMS | |
469 curbuf->b_fab_rfm = st.st_fab_rfm; | |
22 | 470 curbuf->b_fab_rat = st.st_fab_rat; |
471 curbuf->b_fab_mrs = st.st_fab_mrs; | |
7 | 472 #endif |
473 } | |
474 else | |
475 { | |
476 curbuf->b_mtime = 0; | |
477 curbuf->b_mtime_read = 0; | |
478 curbuf->b_orig_size = 0; | |
479 curbuf->b_orig_mode = 0; | |
480 } | |
481 | |
482 /* Reset the "new file" flag. It will be set again below when the | |
483 * file doesn't exist. */ | |
484 curbuf->b_flags &= ~(BF_NEW | BF_NEW_W); | |
485 } | |
486 | |
487 /* | |
488 * for UNIX: check readonly with perm and mch_access() | |
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489 * for Amiga: check readonly by trying to open the file for writing |
7 | 490 */ |
491 file_readonly = FALSE; | |
492 if (read_stdin) | |
493 { | |
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494 #if defined(MSWIN) |
7 | 495 /* Force binary I/O on stdin to avoid CR-LF -> LF conversion. */ |
496 setmode(0, O_BINARY); | |
497 #endif | |
498 } | |
499 else if (!read_buffer) | |
500 { | |
501 #ifdef USE_MCH_ACCESS | |
502 if ( | |
503 # ifdef UNIX | |
504 !(perm & 0222) || | |
505 # endif | |
506 mch_access((char *)fname, W_OK)) | |
507 file_readonly = TRUE; | |
508 fd = mch_open((char *)fname, O_RDONLY | O_EXTRA, 0); | |
509 #else | |
510 if (!newfile | |
511 || readonlymode | |
512 || (fd = mch_open((char *)fname, O_RDWR | O_EXTRA, 0)) < 0) | |
513 { | |
514 file_readonly = TRUE; | |
515 /* try to open ro */ | |
516 fd = mch_open((char *)fname, O_RDONLY | O_EXTRA, 0); | |
517 } | |
518 #endif | |
519 } | |
520 | |
521 if (fd < 0) /* cannot open at all */ | |
522 { | |
523 #ifndef UNIX | |
524 int isdir_f; | |
525 #endif | |
526 msg_scroll = msg_save; | |
527 #ifndef UNIX | |
528 /* | |
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529 * On Amiga we can't open a directory, check here. |
7 | 530 */ |
531 isdir_f = (mch_isdir(fname)); | |
532 perm = mch_getperm(fname); /* check if the file exists */ | |
533 if (isdir_f) | |
534 { | |
535 filemess(curbuf, sfname, (char_u *)_("is a directory"), 0); | |
536 curbuf->b_p_ro = TRUE; /* must use "w!" now */ | |
537 } | |
538 else | |
539 #endif | |
540 if (newfile) | |
541 { | |
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542 if (perm < 0 |
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543 #ifdef ENOENT |
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544 && errno == ENOENT |
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545 #endif |
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546 ) |
7 | 547 { |
548 /* | |
549 * Set the 'new-file' flag, so that when the file has | |
550 * been created by someone else, a ":w" will complain. | |
551 */ | |
552 curbuf->b_flags |= BF_NEW; | |
553 | |
554 /* Create a swap file now, so that other Vims are warned | |
555 * that we are editing this file. Don't do this for a | |
556 * "nofile" or "nowrite" buffer type. */ | |
557 #ifdef FEAT_QUICKFIX | |
558 if (!bt_dontwrite(curbuf)) | |
559 #endif | |
1834 | 560 { |
7 | 561 check_need_swap(newfile); |
1834 | 562 /* SwapExists autocommand may mess things up */ |
563 if (curbuf != old_curbuf | |
564 || (using_b_ffname | |
565 && (old_b_ffname != curbuf->b_ffname)) | |
566 || (using_b_fname | |
567 && (old_b_fname != curbuf->b_fname))) | |
568 { | |
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569 emsg(_(e_auchangedbuf)); |
1834 | 570 return FAIL; |
571 } | |
572 } | |
592 | 573 if (dir_of_file_exists(fname)) |
574 filemess(curbuf, sfname, (char_u *)_("[New File]"), 0); | |
575 else | |
576 filemess(curbuf, sfname, | |
577 (char_u *)_("[New DIRECTORY]"), 0); | |
7 | 578 #ifdef FEAT_VIMINFO |
579 /* Even though this is a new file, it might have been | |
580 * edited before and deleted. Get the old marks. */ | |
581 check_marks_read(); | |
582 #endif | |
5231
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583 /* Set forced 'fileencoding'. */ |
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584 if (eap != NULL) |
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585 set_forced_fenc(eap); |
7 | 586 apply_autocmds_exarg(EVENT_BUFNEWFILE, sfname, sfname, |
587 FALSE, curbuf, eap); | |
588 /* remember the current fileformat */ | |
589 save_file_ff(curbuf); | |
590 | |
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591 #if defined(FEAT_EVAL) |
7 | 592 if (aborting()) /* autocmds may abort script processing */ |
593 return FAIL; | |
594 #endif | |
595 return OK; /* a new file is not an error */ | |
596 } | |
597 else | |
598 { | |
550 | 599 filemess(curbuf, sfname, (char_u *)( |
600 # ifdef EFBIG | |
601 (errno == EFBIG) ? _("[File too big]") : | |
602 # endif | |
2147
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603 # ifdef EOVERFLOW |
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604 (errno == EOVERFLOW) ? _("[File too big]") : |
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605 # endif |
550 | 606 _("[Permission Denied]")), 0); |
7 | 607 curbuf->b_p_ro = TRUE; /* must use "w!" now */ |
608 } | |
609 } | |
610 | |
611 return FAIL; | |
612 } | |
613 | |
614 /* | |
615 * Only set the 'ro' flag for readonly files the first time they are | |
616 * loaded. Help files always get readonly mode | |
617 */ | |
618 if ((check_readonly && file_readonly) || curbuf->b_help) | |
619 curbuf->b_p_ro = TRUE; | |
620 | |
819 | 621 if (set_options) |
7 | 622 { |
1486 | 623 /* Don't change 'eol' if reading from buffer as it will already be |
624 * correctly set when reading stdin. */ | |
625 if (!read_buffer) | |
626 { | |
627 curbuf->b_p_eol = TRUE; | |
628 curbuf->b_start_eol = TRUE; | |
629 } | |
7 | 630 curbuf->b_p_bomb = FALSE; |
1352 | 631 curbuf->b_start_bomb = FALSE; |
7 | 632 } |
633 | |
634 /* Create a swap file now, so that other Vims are warned that we are | |
635 * editing this file. | |
636 * Don't do this for a "nofile" or "nowrite" buffer type. */ | |
637 #ifdef FEAT_QUICKFIX | |
638 if (!bt_dontwrite(curbuf)) | |
639 #endif | |
640 { | |
641 check_need_swap(newfile); | |
1834 | 642 if (!read_stdin && (curbuf != old_curbuf |
643 || (using_b_ffname && (old_b_ffname != curbuf->b_ffname)) | |
644 || (using_b_fname && (old_b_fname != curbuf->b_fname)))) | |
645 { | |
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646 emsg(_(e_auchangedbuf)); |
1834 | 647 if (!read_buffer) |
648 close(fd); | |
649 return FAIL; | |
650 } | |
7 | 651 #ifdef UNIX |
652 /* Set swap file protection bits after creating it. */ | |
1918 | 653 if (swap_mode > 0 && curbuf->b_ml.ml_mfp != NULL |
654 && curbuf->b_ml.ml_mfp->mf_fname != NULL) | |
12771
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655 { |
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656 char_u *swap_fname = curbuf->b_ml.ml_mfp->mf_fname; |
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657 |
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658 /* |
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659 * If the group-read bit is set but not the world-read bit, then |
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660 * the group must be equal to the group of the original file. If |
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661 * we can't make that happen then reset the group-read bit. This |
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662 * avoids making the swap file readable to more users when the |
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663 * primary group of the user is too permissive. |
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664 */ |
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665 if ((swap_mode & 044) == 040) |
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666 { |
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667 stat_T swap_st; |
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668 |
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669 if (mch_stat((char *)swap_fname, &swap_st) >= 0 |
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670 && st.st_gid != swap_st.st_gid |
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671 # ifdef HAVE_FCHOWN |
12771
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672 && fchown(curbuf->b_ml.ml_mfp->mf_fd, -1, st.st_gid) |
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673 == -1 |
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674 # endif |
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675 ) |
12771
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676 swap_mode &= 0600; |
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677 } |
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678 |
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679 (void)mch_setperm(swap_fname, (long)swap_mode); |
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680 } |
7 | 681 #endif |
682 } | |
683 | |
16453
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patch 8.1.1231: asking about existing swap file unnecessarily
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684 // If "Quit" selected at ATTENTION dialog, don't load the file |
7 | 685 if (swap_exists_action == SEA_QUIT) |
686 { | |
687 if (!read_buffer && !read_stdin) | |
688 close(fd); | |
689 return FAIL; | |
690 } | |
691 | |
692 ++no_wait_return; /* don't wait for return yet */ | |
693 | |
694 /* | |
695 * Set '[ mark to the line above where the lines go (line 1 if zero). | |
696 */ | |
697 curbuf->b_op_start.lnum = ((from == 0) ? 1 : from); | |
698 curbuf->b_op_start.col = 0; | |
699 | |
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700 try_mac = (vim_strchr(p_ffs, 'm') != NULL); |
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701 try_dos = (vim_strchr(p_ffs, 'd') != NULL); |
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702 try_unix = (vim_strchr(p_ffs, 'x') != NULL); |
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703 |
7 | 704 if (!read_buffer) |
705 { | |
706 int m = msg_scroll; | |
707 int n = msg_scrolled; | |
708 | |
709 /* | |
710 * The file must be closed again, the autocommands may want to change | |
711 * the file before reading it. | |
712 */ | |
713 if (!read_stdin) | |
714 close(fd); /* ignore errors */ | |
715 | |
716 /* | |
717 * The output from the autocommands should not overwrite anything and | |
718 * should not be overwritten: Set msg_scroll, restore its value if no | |
719 * output was done. | |
720 */ | |
721 msg_scroll = TRUE; | |
722 if (filtering) | |
723 apply_autocmds_exarg(EVENT_FILTERREADPRE, NULL, sfname, | |
724 FALSE, curbuf, eap); | |
725 else if (read_stdin) | |
726 apply_autocmds_exarg(EVENT_STDINREADPRE, NULL, sfname, | |
727 FALSE, curbuf, eap); | |
728 else if (newfile) | |
729 apply_autocmds_exarg(EVENT_BUFREADPRE, NULL, sfname, | |
730 FALSE, curbuf, eap); | |
731 else | |
732 apply_autocmds_exarg(EVENT_FILEREADPRE, sfname, sfname, | |
733 FALSE, NULL, eap); | |
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734 /* autocommands may have changed it */ |
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735 try_mac = (vim_strchr(p_ffs, 'm') != NULL); |
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736 try_dos = (vim_strchr(p_ffs, 'd') != NULL); |
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737 try_unix = (vim_strchr(p_ffs, 'x') != NULL); |
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738 |
7 | 739 if (msg_scrolled == n) |
740 msg_scroll = m; | |
741 | |
742 #ifdef FEAT_EVAL | |
743 if (aborting()) /* autocmds may abort script processing */ | |
744 { | |
745 --no_wait_return; | |
746 msg_scroll = msg_save; | |
747 curbuf->b_p_ro = TRUE; /* must use "w!" now */ | |
748 return FAIL; | |
749 } | |
750 #endif | |
751 /* | |
752 * Don't allow the autocommands to change the current buffer. | |
753 * Try to re-open the file. | |
1834 | 754 * |
755 * Don't allow the autocommands to change the buffer name either | |
756 * (cd for example) if it invalidates fname or sfname. | |
7 | 757 */ |
758 if (!read_stdin && (curbuf != old_curbuf | |
1834 | 759 || (using_b_ffname && (old_b_ffname != curbuf->b_ffname)) |
760 || (using_b_fname && (old_b_fname != curbuf->b_fname)) | |
7 | 761 || (fd = mch_open((char *)fname, O_RDONLY | O_EXTRA, 0)) < 0)) |
762 { | |
763 --no_wait_return; | |
764 msg_scroll = msg_save; | |
765 if (fd < 0) | |
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766 emsg(_("E200: *ReadPre autocommands made the file unreadable")); |
7 | 767 else |
15470
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768 emsg(_("E201: *ReadPre autocommands must not change current buffer")); |
7 | 769 curbuf->b_p_ro = TRUE; /* must use "w!" now */ |
770 return FAIL; | |
771 } | |
772 } | |
773 | |
774 /* Autocommands may add lines to the file, need to check if it is empty */ | |
775 wasempty = (curbuf->b_ml.ml_flags & ML_EMPTY); | |
776 | |
777 if (!recoverymode && !filtering && !(flags & READ_DUMMY)) | |
778 { | |
779 /* | |
780 * Show the user that we are busy reading the input. Sometimes this | |
781 * may take a while. When reading from stdin another program may | |
782 * still be running, don't move the cursor to the last line, unless | |
783 * always using the GUI. | |
784 */ | |
785 if (read_stdin) | |
786 { | |
12863
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patch 8.0.1308: the "Reading from stdin" message may be undesired
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787 if (!is_not_a_term()) |
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788 { |
7 | 789 #ifndef ALWAYS_USE_GUI |
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patch 8.1.1230: a lot of code is shared between vim.exe and gvim.exe
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790 # ifdef VIMDLL |
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patch 8.1.1230: a lot of code is shared between vim.exe and gvim.exe
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|
791 if (!gui.in_use) |
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792 # endif |
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793 mch_msg(_("Vim: Reading from stdin...\n")); |
7 | 794 #endif |
795 #ifdef FEAT_GUI | |
12863
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796 /* Also write a message in the GUI window, if there is one. */ |
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797 if (gui.in_use && !gui.dying && !gui.starting) |
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798 { |
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|
799 p = (char_u *)_("Reading from stdin..."); |
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800 gui_write(p, (int)STRLEN(p)); |
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801 } |
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802 #endif |
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803 } |
7 | 804 } |
805 else if (!read_buffer) | |
806 filemess(curbuf, sfname, (char_u *)"", 0); | |
807 } | |
808 | |
809 msg_scroll = FALSE; /* overwrite the file message */ | |
810 | |
811 /* | |
812 * Set linecnt now, before the "retry" caused by a wrong guess for | |
813 * fileformat, and after the autocommands, which may change them. | |
814 */ | |
815 linecnt = curbuf->b_ml.ml_line_count; | |
816 | |
595 | 817 /* "++bad=" argument. */ |
818 if (eap != NULL && eap->bad_char != 0) | |
612 | 819 { |
595 | 820 bad_char_behavior = eap->bad_char; |
819 | 821 if (set_options) |
612 | 822 curbuf->b_bad_char = eap->bad_char; |
823 } | |
824 else | |
825 curbuf->b_bad_char = 0; | |
595 | 826 |
7 | 827 /* |
595 | 828 * Decide which 'encoding' to use or use first. |
7 | 829 */ |
830 if (eap != NULL && eap->force_enc != 0) | |
831 { | |
832 fenc = enc_canonize(eap->cmd + eap->force_enc); | |
833 fenc_alloced = TRUE; | |
595 | 834 keep_dest_enc = TRUE; |
7 | 835 } |
836 else if (curbuf->b_p_bin) | |
837 { | |
838 fenc = (char_u *)""; /* binary: don't convert */ | |
839 fenc_alloced = FALSE; | |
840 } | |
841 else if (curbuf->b_help) | |
842 { | |
843 char_u firstline[80]; | |
301 | 844 int fc; |
7 | 845 |
846 /* Help files are either utf-8 or latin1. Try utf-8 first, if this | |
847 * fails it must be latin1. | |
848 * Always do this when 'encoding' is "utf-8". Otherwise only do | |
849 * this when needed to avoid [converted] remarks all the time. | |
850 * It is needed when the first line contains non-ASCII characters. | |
851 * That is only in *.??x files. */ | |
852 fenc = (char_u *)"latin1"; | |
853 c = enc_utf8; | |
301 | 854 if (!c && !read_stdin) |
855 { | |
856 fc = fname[STRLEN(fname) - 1]; | |
857 if (TOLOWER_ASC(fc) == 'x') | |
858 { | |
859 /* Read the first line (and a bit more). Immediately rewind to | |
860 * the start of the file. If the read() fails "len" is -1. */ | |
2664 | 861 len = read_eintr(fd, firstline, 80); |
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changeset
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862 vim_lseek(fd, (off_T)0L, SEEK_SET); |
301 | 863 for (p = firstline; p < firstline + len; ++p) |
864 if (*p >= 0x80) | |
865 { | |
866 c = TRUE; | |
867 break; | |
868 } | |
869 } | |
7 | 870 } |
871 | |
872 if (c) | |
873 { | |
874 fenc_next = fenc; | |
875 fenc = (char_u *)"utf-8"; | |
876 | |
877 /* When the file is utf-8 but a character doesn't fit in | |
878 * 'encoding' don't retry. In help text editing utf-8 bytes | |
879 * doesn't make sense. */ | |
844 | 880 if (!enc_utf8) |
881 keep_dest_enc = TRUE; | |
7 | 882 } |
883 fenc_alloced = FALSE; | |
884 } | |
885 else if (*p_fencs == NUL) | |
886 { | |
887 fenc = curbuf->b_p_fenc; /* use format from buffer */ | |
888 fenc_alloced = FALSE; | |
889 } | |
890 else | |
891 { | |
892 fenc_next = p_fencs; /* try items in 'fileencodings' */ | |
893 fenc = next_fenc(&fenc_next); | |
894 fenc_alloced = TRUE; | |
895 } | |
896 | |
897 /* | |
898 * Jump back here to retry reading the file in different ways. | |
899 * Reasons to retry: | |
900 * - encoding conversion failed: try another one from "fenc_next" | |
901 * - BOM detected and fenc was set, need to setup conversion | |
902 * - "fileformat" check failed: try another | |
903 * | |
904 * Variables set for special retry actions: | |
905 * "file_rewind" Rewind the file to start reading it again. | |
906 * "advance_fenc" Advance "fenc" using "fenc_next". | |
907 * "skip_read" Re-use already read bytes (BOM detected). | |
908 * "did_iconv" iconv() conversion failed, try 'charconvert'. | |
909 * "keep_fileformat" Don't reset "fileformat". | |
910 * | |
911 * Other status indicators: | |
912 * "tmpname" When != NULL did conversion with 'charconvert'. | |
913 * Output file has to be deleted afterwards. | |
914 * "iconv_fd" When != -1 did conversion with iconv(). | |
915 */ | |
916 retry: | |
917 | |
918 if (file_rewind) | |
919 { | |
920 if (read_buffer) | |
921 { | |
922 read_buf_lnum = 1; | |
923 read_buf_col = 0; | |
924 } | |
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|
925 else if (read_stdin || vim_lseek(fd, (off_T)0L, SEEK_SET) != 0) |
7 | 926 { |
927 /* Can't rewind the file, give up. */ | |
928 error = TRUE; | |
929 goto failed; | |
930 } | |
931 /* Delete the previously read lines. */ | |
932 while (lnum > from) | |
933 ml_delete(lnum--, FALSE); | |
934 file_rewind = FALSE; | |
819 | 935 if (set_options) |
1352 | 936 { |
7 | 937 curbuf->b_p_bomb = FALSE; |
1352 | 938 curbuf->b_start_bomb = FALSE; |
939 } | |
595 | 940 conv_error = 0; |
7 | 941 } |
942 | |
943 /* | |
944 * When retrying with another "fenc" and the first time "fileformat" | |
945 * will be reset. | |
946 */ | |
947 if (keep_fileformat) | |
948 keep_fileformat = FALSE; | |
949 else | |
950 { | |
951 if (eap != NULL && eap->force_ff != 0) | |
1742 | 952 { |
7 | 953 fileformat = get_fileformat_force(curbuf, eap); |
1742 | 954 try_unix = try_dos = try_mac = FALSE; |
955 } | |
7 | 956 else if (curbuf->b_p_bin) |
957 fileformat = EOL_UNIX; /* binary: use Unix format */ | |
958 else if (*p_ffs == NUL) | |
959 fileformat = get_fileformat(curbuf);/* use format from buffer */ | |
960 else | |
961 fileformat = EOL_UNKNOWN; /* detect from file */ | |
962 } | |
963 | |
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964 #ifdef USE_ICONV |
7 | 965 if (iconv_fd != (iconv_t)-1) |
966 { | |
967 /* aborted conversion with iconv(), close the descriptor */ | |
968 iconv_close(iconv_fd); | |
969 iconv_fd = (iconv_t)-1; | |
970 } | |
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|
971 #endif |
7 | 972 |
973 if (advance_fenc) | |
974 { | |
975 /* | |
976 * Try the next entry in 'fileencodings'. | |
977 */ | |
978 advance_fenc = FALSE; | |
979 | |
980 if (eap != NULL && eap->force_enc != 0) | |
981 { | |
982 /* Conversion given with "++cc=" wasn't possible, read | |
983 * without conversion. */ | |
984 notconverted = TRUE; | |
595 | 985 conv_error = 0; |
7 | 986 if (fenc_alloced) |
987 vim_free(fenc); | |
988 fenc = (char_u *)""; | |
989 fenc_alloced = FALSE; | |
990 } | |
991 else | |
992 { | |
993 if (fenc_alloced) | |
994 vim_free(fenc); | |
995 if (fenc_next != NULL) | |
996 { | |
997 fenc = next_fenc(&fenc_next); | |
998 fenc_alloced = (fenc_next != NULL); | |
999 } | |
1000 else | |
1001 { | |
1002 fenc = (char_u *)""; | |
1003 fenc_alloced = FALSE; | |
1004 } | |
1005 } | |
1006 if (tmpname != NULL) | |
1007 { | |
1008 mch_remove(tmpname); /* delete converted file */ | |
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1009 VIM_CLEAR(tmpname); |
7 | 1010 } |
1011 } | |
1012 | |
1013 /* | |
1948 | 1014 * Conversion may be required when the encoding of the file is different |
1015 * from 'encoding' or 'encoding' is UTF-16, UCS-2 or UCS-4. | |
7 | 1016 */ |
1017 fio_flags = 0; | |
1948 | 1018 converted = need_conversion(fenc); |
1019 if (converted) | |
7 | 1020 { |
1021 | |
1022 /* "ucs-bom" means we need to check the first bytes of the file | |
1023 * for a BOM. */ | |
1024 if (STRCMP(fenc, ENC_UCSBOM) == 0) | |
1025 fio_flags = FIO_UCSBOM; | |
1026 | |
1027 /* | |
1028 * Check if UCS-2/4 or Latin1 to UTF-8 conversion needs to be | |
1029 * done. This is handled below after read(). Prepare the | |
1030 * fio_flags to avoid having to parse the string each time. | |
1031 * Also check for Unicode to Latin1 conversion, because iconv() | |
1032 * appears not to handle this correctly. This works just like | |
1033 * conversion to UTF-8 except how the resulting character is put in | |
1034 * the buffer. | |
1035 */ | |
1036 else if (enc_utf8 || STRCMP(p_enc, "latin1") == 0) | |
1037 fio_flags = get_fio_flags(fenc); | |
1038 | |
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1039 #ifdef MSWIN |
7 | 1040 /* |
1041 * Conversion from an MS-Windows codepage to UTF-8 or another codepage | |
1042 * is handled with MultiByteToWideChar(). | |
1043 */ | |
1044 if (fio_flags == 0) | |
1045 fio_flags = get_win_fio_flags(fenc); | |
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1046 #endif |
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1047 |
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1048 #ifdef MACOS_CONVERT |
7 | 1049 /* Conversion from Apple MacRoman to latin1 or UTF-8 */ |
1050 if (fio_flags == 0) | |
1051 fio_flags = get_mac_fio_flags(fenc); | |
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1052 #endif |
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1053 |
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1054 #ifdef USE_ICONV |
7 | 1055 /* |
1056 * Try using iconv() if we can't convert internally. | |
1057 */ | |
1058 if (fio_flags == 0 | |
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1059 # ifdef FEAT_EVAL |
7 | 1060 && !did_iconv |
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1061 # endif |
7 | 1062 ) |
1063 iconv_fd = (iconv_t)my_iconv_open( | |
1064 enc_utf8 ? (char_u *)"utf-8" : p_enc, fenc); | |
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1065 #endif |
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1066 |
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1067 #ifdef FEAT_EVAL |
7 | 1068 /* |
1069 * Use the 'charconvert' expression when conversion is required | |
1070 * and we can't do it internally or with iconv(). | |
1071 */ | |
1072 if (fio_flags == 0 && !read_stdin && !read_buffer && *p_ccv != NUL | |
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1073 && !read_fifo |
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1074 # ifdef USE_ICONV |
7 | 1075 && iconv_fd == (iconv_t)-1 |
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1076 # endif |
7 | 1077 ) |
1078 { | |
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1079 # ifdef USE_ICONV |
7 | 1080 did_iconv = FALSE; |
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1081 # endif |
7 | 1082 /* Skip conversion when it's already done (retry for wrong |
1083 * "fileformat"). */ | |
1084 if (tmpname == NULL) | |
1085 { | |
1086 tmpname = readfile_charconvert(fname, fenc, &fd); | |
1087 if (tmpname == NULL) | |
1088 { | |
1089 /* Conversion failed. Try another one. */ | |
1090 advance_fenc = TRUE; | |
1091 if (fd < 0) | |
1092 { | |
1093 /* Re-opening the original file failed! */ | |
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1094 emsg(_("E202: Conversion made file unreadable!")); |
7 | 1095 error = TRUE; |
1096 goto failed; | |
1097 } | |
1098 goto retry; | |
1099 } | |
1100 } | |
1101 } | |
1102 else | |
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1103 #endif |
7 | 1104 { |
1105 if (fio_flags == 0 | |
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1106 #ifdef USE_ICONV |
7 | 1107 && iconv_fd == (iconv_t)-1 |
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1108 #endif |
7 | 1109 ) |
1110 { | |
1111 /* Conversion wanted but we can't. | |
1112 * Try the next conversion in 'fileencodings' */ | |
1113 advance_fenc = TRUE; | |
1114 goto retry; | |
1115 } | |
1116 } | |
1117 } | |
1118 | |
595 | 1119 /* Set "can_retry" when it's possible to rewind the file and try with |
7 | 1120 * another "fenc" value. It's FALSE when no other "fenc" to try, reading |
595 | 1121 * stdin or fixed at a specific encoding. */ |
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changeset
|
1122 can_retry = (*fenc != NUL && !read_stdin && !read_fifo && !keep_dest_enc); |
7 | 1123 |
1124 if (!skip_read) | |
1125 { | |
1126 linerest = 0; | |
1127 filesize = 0; | |
1128 skip_count = lines_to_skip; | |
1129 read_count = lines_to_read; | |
1130 conv_restlen = 0; | |
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1131 #ifdef FEAT_PERSISTENT_UNDO |
2394
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1132 read_undo_file = (newfile && (flags & READ_KEEP_UNDO) == 0 |
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1133 && curbuf->b_ffname != NULL |
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1134 && curbuf->b_p_udf |
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1135 && !filtering |
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1136 && !read_fifo |
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1137 && !read_stdin |
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1138 && !read_buffer); |
2214
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1139 if (read_undo_file) |
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1140 sha256_start(&sha_ctx); |
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1141 #endif |
6122 | 1142 #ifdef FEAT_CRYPT |
1143 if (curbuf->b_cryptstate != NULL) | |
1144 { | |
1145 /* Need to free the state, but keep the key, don't want to ask for | |
1146 * it again. */ | |
1147 crypt_free_state(curbuf->b_cryptstate); | |
1148 curbuf->b_cryptstate = NULL; | |
1149 } | |
1150 #endif | |
7 | 1151 } |
1152 | |
1153 while (!error && !got_int) | |
1154 { | |
1155 /* | |
1156 * We allocate as much space for the file as we can get, plus | |
1157 * space for the old line plus room for one terminating NUL. | |
1158 * The amount is limited by the fact that read() only can read | |
1159 * upto max_unsigned characters (and other things). | |
1160 */ | |
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1161 if (!skip_read) |
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1162 { |
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1163 #if defined(SSIZE_MAX) && (SSIZE_MAX < 0x10000L) |
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1164 size = SSIZE_MAX; /* use max I/O size, 52K */ |
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1165 #else |
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1166 /* Use buffer >= 64K. Add linerest to double the size if the |
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1167 * line gets very long, to avoid a lot of copying. But don't |
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1168 * read more than 1 Mbyte at a time, so we can be interrupted. |
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1169 */ |
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1170 size = 0x10000L + linerest; |
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1171 if (size > 0x100000L) |
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1172 size = 0x100000L; |
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1173 #endif |
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1174 } |
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1175 |
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1176 /* Protect against the argument of lalloc() going negative. */ |
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1177 if (size < 0 || size + linerest + 1 < 0 || linerest >= MAXCOL) |
7 | 1178 { |
1179 ++split; | |
1180 *ptr = NL; /* split line by inserting a NL */ | |
1181 size = 1; | |
1182 } | |
1183 else | |
1184 { | |
1185 if (!skip_read) | |
1186 { | |
836 | 1187 for ( ; size >= 10; size = (long)((long_u)size >> 1)) |
7 | 1188 { |
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1189 if ((new_buffer = lalloc(size + linerest + 1, |
7 | 1190 FALSE)) != NULL) |
1191 break; | |
1192 } | |
1193 if (new_buffer == NULL) | |
1194 { | |
1195 do_outofmem_msg((long_u)(size * 2 + linerest + 1)); | |
1196 error = TRUE; | |
1197 break; | |
1198 } | |
1199 if (linerest) /* copy characters from the previous buffer */ | |
1200 mch_memmove(new_buffer, ptr - linerest, (size_t)linerest); | |
1201 vim_free(buffer); | |
1202 buffer = new_buffer; | |
1203 ptr = buffer + linerest; | |
1204 line_start = buffer; | |
1205 | |
1206 /* May need room to translate into. | |
1207 * For iconv() we don't really know the required space, use a | |
1208 * factor ICONV_MULT. | |
1209 * latin1 to utf-8: 1 byte becomes up to 2 bytes | |
1210 * utf-16 to utf-8: 2 bytes become up to 3 bytes, 4 bytes | |
1211 * become up to 4 bytes, size must be multiple of 2 | |
1212 * ucs-2 to utf-8: 2 bytes become up to 3 bytes, size must be | |
1213 * multiple of 2 | |
1214 * ucs-4 to utf-8: 4 bytes become up to 6 bytes, size must be | |
1215 * multiple of 4 */ | |
835 | 1216 real_size = (int)size; |
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1217 #ifdef USE_ICONV |
7 | 1218 if (iconv_fd != (iconv_t)-1) |
1219 size = size / ICONV_MULT; | |
1220 else | |
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1221 #endif |
7 | 1222 if (fio_flags & FIO_LATIN1) |
1223 size = size / 2; | |
1224 else if (fio_flags & (FIO_UCS2 | FIO_UTF16)) | |
1225 size = (size * 2 / 3) & ~1; | |
1226 else if (fio_flags & FIO_UCS4) | |
1227 size = (size * 2 / 3) & ~3; | |
1228 else if (fio_flags == FIO_UCSBOM) | |
1229 size = size / ICONV_MULT; /* worst case */ | |
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|
1230 #ifdef MSWIN |
7 | 1231 else if (fio_flags & FIO_CODEPAGE) |
1232 size = size / ICONV_MULT; /* also worst case */ | |
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|
1233 #endif |
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diff
changeset
|
1234 #ifdef MACOS_CONVERT |
7 | 1235 else if (fio_flags & FIO_MACROMAN) |
1236 size = size / ICONV_MULT; /* also worst case */ | |
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1237 #endif |
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|
1238 |
7 | 1239 if (conv_restlen > 0) |
1240 { | |
1241 /* Insert unconverted bytes from previous line. */ | |
1242 mch_memmove(ptr, conv_rest, conv_restlen); | |
1243 ptr += conv_restlen; | |
1244 size -= conv_restlen; | |
1245 } | |
1246 | |
1247 if (read_buffer) | |
1248 { | |
1249 /* | |
1250 * Read bytes from curbuf. Used for converting text read | |
1251 * from stdin. | |
1252 */ | |
1253 if (read_buf_lnum > from) | |
1254 size = 0; | |
1255 else | |
1256 { | |
1257 int n, ni; | |
1258 long tlen; | |
1259 | |
1260 tlen = 0; | |
1261 for (;;) | |
1262 { | |
1263 p = ml_get(read_buf_lnum) + read_buf_col; | |
1264 n = (int)STRLEN(p); | |
1265 if ((int)tlen + n + 1 > size) | |
1266 { | |
1267 /* Filled up to "size", append partial line. | |
1268 * Change NL to NUL to reverse the effect done | |
1269 * below. */ | |
835 | 1270 n = (int)(size - tlen); |
7 | 1271 for (ni = 0; ni < n; ++ni) |
1272 { | |
1273 if (p[ni] == NL) | |
1274 ptr[tlen++] = NUL; | |
1275 else | |
1276 ptr[tlen++] = p[ni]; | |
1277 } | |
1278 read_buf_col += n; | |
1279 break; | |
1280 } | |
1281 else | |
1282 { | |
1283 /* Append whole line and new-line. Change NL | |
1284 * to NUL to reverse the effect done below. */ | |
1285 for (ni = 0; ni < n; ++ni) | |
1286 { | |
1287 if (p[ni] == NL) | |
1288 ptr[tlen++] = NUL; | |
1289 else | |
1290 ptr[tlen++] = p[ni]; | |
1291 } | |
1292 ptr[tlen++] = NL; | |
1293 read_buf_col = 0; | |
1294 if (++read_buf_lnum > from) | |
1295 { | |
1296 /* When the last line didn't have an | |
1297 * end-of-line don't add it now either. */ | |
1298 if (!curbuf->b_p_eol) | |
1299 --tlen; | |
1300 size = tlen; | |
1301 break; | |
1302 } | |
1303 } | |
1304 } | |
1305 } | |
1306 } | |
1307 else | |
1308 { | |
1309 /* | |
1310 * Read bytes from the file. | |
1311 */ | |
2664 | 1312 size = read_eintr(fd, ptr, size); |
7 | 1313 } |
1314 | |
6122 | 1315 #ifdef FEAT_CRYPT |
1316 /* | |
1317 * At start of file: Check for magic number of encryption. | |
1318 */ | |
1319 if (filesize == 0 && size > 0) | |
1320 cryptkey = check_for_cryptkey(cryptkey, ptr, &size, | |
1321 &filesize, newfile, sfname, | |
1322 &did_ask_for_key); | |
1323 /* | |
1324 * Decrypt the read bytes. This is done before checking for | |
1325 * EOF because the crypt layer may be buffering. | |
1326 */ | |
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changeset
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1327 if (cryptkey != NULL && curbuf->b_cryptstate != NULL |
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Christian Brabandt <cb@256bit.org>
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|
1328 && size > 0) |
6122 | 1329 { |
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|
1330 # ifdef CRYPT_NOT_INPLACE |
6122 | 1331 if (crypt_works_inplace(curbuf->b_cryptstate)) |
1332 { | |
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|
1333 # endif |
6122 | 1334 crypt_decode_inplace(curbuf->b_cryptstate, ptr, size); |
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changeset
|
1335 # ifdef CRYPT_NOT_INPLACE |
6122 | 1336 } |
1337 else | |
1338 { | |
1339 char_u *newptr = NULL; | |
1340 int decrypted_size; | |
1341 | |
1342 decrypted_size = crypt_decode_alloc( | |
1343 curbuf->b_cryptstate, ptr, size, &newptr); | |
1344 | |
1345 /* If the crypt layer is buffering, not producing | |
1346 * anything yet, need to read more. */ | |
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changeset
|
1347 if (decrypted_size == 0) |
6122 | 1348 continue; |
1349 | |
1350 if (linerest == 0) | |
1351 { | |
1352 /* Simple case: reuse returned buffer (may be | |
1353 * NULL, checked later). */ | |
1354 new_buffer = newptr; | |
1355 } | |
1356 else | |
1357 { | |
1358 long_u new_size; | |
1359 | |
1360 /* Need new buffer to add bytes carried over. */ | |
1361 new_size = (long_u)(decrypted_size + linerest + 1); | |
1362 new_buffer = lalloc(new_size, FALSE); | |
1363 if (new_buffer == NULL) | |
1364 { | |
1365 do_outofmem_msg(new_size); | |
1366 error = TRUE; | |
1367 break; | |
1368 } | |
1369 | |
1370 mch_memmove(new_buffer, buffer, linerest); | |
1371 if (newptr != NULL) | |
1372 mch_memmove(new_buffer + linerest, newptr, | |
1373 decrypted_size); | |
1374 } | |
1375 | |
1376 if (new_buffer != NULL) | |
1377 { | |
1378 vim_free(buffer); | |
1379 buffer = new_buffer; | |
1380 new_buffer = NULL; | |
1381 line_start = buffer; | |
1382 ptr = buffer + linerest; | |
1383 } | |
1384 size = decrypted_size; | |
1385 } | |
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diff
changeset
|
1386 # endif |
6122 | 1387 } |
1388 #endif | |
1389 | |
7 | 1390 if (size <= 0) |
1391 { | |
1392 if (size < 0) /* read error */ | |
1393 error = TRUE; | |
1394 else if (conv_restlen > 0) | |
595 | 1395 { |
1597 | 1396 /* |
1397 * Reached end-of-file but some trailing bytes could | |
1398 * not be converted. Truncated file? | |
1399 */ | |
1400 | |
1401 /* When we did a conversion report an error. */ | |
1402 if (fio_flags != 0 | |
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diff
changeset
|
1403 #ifdef USE_ICONV |
1597 | 1404 || iconv_fd != (iconv_t)-1 |
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diff
changeset
|
1405 #endif |
1597 | 1406 ) |
1407 { | |
4331 | 1408 if (can_retry) |
1409 goto rewind_retry; | |
1597 | 1410 if (conv_error == 0) |
1411 conv_error = curbuf->b_ml.ml_line_count | |
1412 - linecnt + 1; | |
1413 } | |
1414 /* Remember the first linenr with an illegal byte */ | |
1415 else if (illegal_byte == 0) | |
1416 illegal_byte = curbuf->b_ml.ml_line_count | |
1417 - linecnt + 1; | |
1418 if (bad_char_behavior == BAD_DROP) | |
595 | 1419 { |
1597 | 1420 *(ptr - conv_restlen) = NUL; |
1421 conv_restlen = 0; | |
1422 } | |
1423 else | |
1424 { | |
1425 /* Replace the trailing bytes with the replacement | |
1426 * character if we were converting; if we weren't, | |
1427 * leave the UTF8 checking code to do it, as it | |
1428 * works slightly differently. */ | |
1429 if (bad_char_behavior != BAD_KEEP && (fio_flags != 0 | |
15595
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diff
changeset
|
1430 #ifdef USE_ICONV |
1597 | 1431 || iconv_fd != (iconv_t)-1 |
15595
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Bram Moolenaar <Bram@vim.org>
parents:
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diff
changeset
|
1432 #endif |
1597 | 1433 )) |
1434 { | |
1435 while (conv_restlen > 0) | |
1436 { | |
1437 *(--ptr) = bad_char_behavior; | |
1438 --conv_restlen; | |
1439 } | |
1440 } | |
595 | 1441 fio_flags = 0; /* don't convert this */ |
15595
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patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
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diff
changeset
|
1442 #ifdef USE_ICONV |
834 | 1443 if (iconv_fd != (iconv_t)-1) |
1444 { | |
1445 iconv_close(iconv_fd); | |
1446 iconv_fd = (iconv_t)-1; | |
1447 } | |
15595
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Bram Moolenaar <Bram@vim.org>
parents:
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diff
changeset
|
1448 #endif |
595 | 1449 } |
1450 } | |
7 | 1451 } |
1452 } | |
1453 skip_read = FALSE; | |
1454 | |
1455 /* | |
1456 * At start of file (or after crypt magic number): Check for BOM. | |
1457 * Also check for a BOM for other Unicode encodings, but not after | |
1458 * converting with 'charconvert' or when a BOM has already been | |
1459 * found. | |
1460 */ | |
1461 if ((filesize == 0 | |
15595
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Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
1462 #ifdef FEAT_CRYPT |
6122 | 1463 || (cryptkey != NULL |
1464 && filesize == crypt_get_header_len( | |
1465 crypt_get_method_nr(curbuf))) | |
15595
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parents:
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diff
changeset
|
1466 #endif |
7 | 1467 ) |
1468 && (fio_flags == FIO_UCSBOM | |
1469 || (!curbuf->b_p_bomb | |
1470 && tmpname == NULL | |
1471 && (*fenc == 'u' || (*fenc == NUL && enc_utf8))))) | |
1472 { | |
1473 char_u *ccname; | |
1474 int blen; | |
1475 | |
1476 /* no BOM detection in a short file or in binary mode */ | |
1477 if (size < 2 || curbuf->b_p_bin) | |
1478 ccname = NULL; | |
1479 else | |
1480 ccname = check_for_bom(ptr, size, &blen, | |
1481 fio_flags == FIO_UCSBOM ? FIO_ALL : get_fio_flags(fenc)); | |
1482 if (ccname != NULL) | |
1483 { | |
1484 /* Remove BOM from the text */ | |
1485 filesize += blen; | |
1486 size -= blen; | |
1487 mch_memmove(ptr, ptr + blen, (size_t)size); | |
819 | 1488 if (set_options) |
1352 | 1489 { |
7 | 1490 curbuf->b_p_bomb = TRUE; |
1352 | 1491 curbuf->b_start_bomb = TRUE; |
1492 } | |
7 | 1493 } |
1494 | |
1495 if (fio_flags == FIO_UCSBOM) | |
1496 { | |
1497 if (ccname == NULL) | |
1498 { | |
1499 /* No BOM detected: retry with next encoding. */ | |
1500 advance_fenc = TRUE; | |
1501 } | |
1502 else | |
1503 { | |
1504 /* BOM detected: set "fenc" and jump back */ | |
1505 if (fenc_alloced) | |
1506 vim_free(fenc); | |
1507 fenc = ccname; | |
1508 fenc_alloced = FALSE; | |
1509 } | |
1510 /* retry reading without getting new bytes or rewinding */ | |
1511 skip_read = TRUE; | |
1512 goto retry; | |
1513 } | |
1514 } | |
1597 | 1515 |
1516 /* Include not converted bytes. */ | |
1517 ptr -= conv_restlen; | |
1518 size += conv_restlen; | |
1519 conv_restlen = 0; | |
7 | 1520 /* |
1521 * Break here for a read error or end-of-file. | |
1522 */ | |
1523 if (size <= 0) | |
1524 break; | |
1525 | |
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
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diff
changeset
|
1526 |
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
1527 #ifdef USE_ICONV |
7 | 1528 if (iconv_fd != (iconv_t)-1) |
1529 { | |
1530 /* | |
1531 * Attempt conversion of the read bytes to 'encoding' using | |
1532 * iconv(). | |
1533 */ | |
1534 const char *fromp; | |
1535 char *top; | |
1536 size_t from_size; | |
1537 size_t to_size; | |
1538 | |
1539 fromp = (char *)ptr; | |
1540 from_size = size; | |
1541 ptr += size; | |
1542 top = (char *)ptr; | |
1543 to_size = real_size - size; | |
1544 | |
1545 /* | |
1546 * If there is conversion error or not enough room try using | |
179 | 1547 * another conversion. Except for when there is no |
1548 * alternative (help files). | |
7 | 1549 */ |
177 | 1550 while ((iconv(iconv_fd, (void *)&fromp, &from_size, |
1551 &top, &to_size) | |
7 | 1552 == (size_t)-1 && ICONV_ERRNO != ICONV_EINVAL) |
1553 || from_size > CONV_RESTLEN) | |
177 | 1554 { |
595 | 1555 if (can_retry) |
375 | 1556 goto rewind_retry; |
595 | 1557 if (conv_error == 0) |
1558 conv_error = readfile_linenr(linecnt, | |
1559 ptr, (char_u *)top); | |
1560 | |
1561 /* Deal with a bad byte and continue with the next. */ | |
177 | 1562 ++fromp; |
1563 --from_size; | |
595 | 1564 if (bad_char_behavior == BAD_KEEP) |
1565 { | |
1566 *top++ = *(fromp - 1); | |
1567 --to_size; | |
1568 } | |
1569 else if (bad_char_behavior != BAD_DROP) | |
1570 { | |
1571 *top++ = bad_char_behavior; | |
1572 --to_size; | |
1573 } | |
177 | 1574 } |
7 | 1575 |
1576 if (from_size > 0) | |
1577 { | |
1578 /* Some remaining characters, keep them for the next | |
1579 * round. */ | |
1580 mch_memmove(conv_rest, (char_u *)fromp, from_size); | |
1581 conv_restlen = (int)from_size; | |
1582 } | |
1583 | |
1584 /* move the linerest to before the converted characters */ | |
1585 line_start = ptr - linerest; | |
1586 mch_memmove(line_start, buffer, (size_t)linerest); | |
1587 size = (long)((char_u *)top - ptr); | |
1588 } | |
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
1589 #endif |
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
1590 |
15868
7fad90423bd2
patch 8.1.0941: macros for MS-Windows are inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15840
diff
changeset
|
1591 #ifdef MSWIN |
7 | 1592 if (fio_flags & FIO_CODEPAGE) |
1593 { | |
595 | 1594 char_u *src, *dst; |
1595 WCHAR ucs2buf[3]; | |
1596 int ucs2len; | |
1597 int codepage = FIO_GET_CP(fio_flags); | |
1598 int bytelen; | |
1599 int found_bad; | |
1600 char replstr[2]; | |
1601 | |
7 | 1602 /* |
1603 * Conversion from an MS-Windows codepage or UTF-8 to UTF-8 or | |
595 | 1604 * a codepage, using standard MS-Windows functions. This |
1605 * requires two steps: | |
1606 * 1. convert from 'fileencoding' to ucs-2 | |
1607 * 2. convert from ucs-2 to 'encoding' | |
1608 * | |
1609 * Because there may be illegal bytes AND an incomplete byte | |
1610 * sequence at the end, we may have to do the conversion one | |
1611 * character at a time to get it right. | |
7 | 1612 */ |
595 | 1613 |
1614 /* Replacement string for WideCharToMultiByte(). */ | |
1615 if (bad_char_behavior > 0) | |
1616 replstr[0] = bad_char_behavior; | |
1617 else | |
1618 replstr[0] = '?'; | |
1619 replstr[1] = NUL; | |
1620 | |
1621 /* | |
1622 * Move the bytes to the end of the buffer, so that we have | |
1623 * room to put the result at the start. | |
1624 */ | |
1625 src = ptr + real_size - size; | |
1626 mch_memmove(src, ptr, size); | |
7 | 1627 |
1628 /* | |
595 | 1629 * Do the conversion. |
7 | 1630 */ |
595 | 1631 dst = ptr; |
1632 size = size; | |
1633 while (size > 0) | |
7 | 1634 { |
595 | 1635 found_bad = FALSE; |
7 | 1636 |
1637 # ifdef CP_UTF8 /* VC 4.1 doesn't define CP_UTF8 */ | |
595 | 1638 if (codepage == CP_UTF8) |
7 | 1639 { |
595 | 1640 /* Handle CP_UTF8 input ourselves to be able to handle |
1641 * trailing bytes properly. | |
1642 * Get one UTF-8 character from src. */ | |
835 | 1643 bytelen = (int)utf_ptr2len_len(src, size); |
595 | 1644 if (bytelen > size) |
1645 { | |
1646 /* Only got some bytes of a character. Normally | |
1647 * it's put in "conv_rest", but if it's too long | |
1648 * deal with it as if they were illegal bytes. */ | |
1649 if (bytelen <= CONV_RESTLEN) | |
1650 break; | |
1651 | |
1652 /* weird overlong byte sequence */ | |
1653 bytelen = size; | |
1654 found_bad = TRUE; | |
1655 } | |
1656 else | |
1657 { | |
799 | 1658 int u8c = utf_ptr2char(src); |
1659 | |
622 | 1660 if (u8c > 0xffff || (*src >= 0x80 && bytelen == 1)) |
595 | 1661 found_bad = TRUE; |
1662 ucs2buf[0] = u8c; | |
1663 ucs2len = 1; | |
1664 } | |
7 | 1665 } |
595 | 1666 else |
7 | 1667 # endif |
595 | 1668 { |
1669 /* We don't know how long the byte sequence is, try | |
1670 * from one to three bytes. */ | |
1671 for (bytelen = 1; bytelen <= size && bytelen <= 3; | |
1672 ++bytelen) | |
1673 { | |
1674 ucs2len = MultiByteToWideChar(codepage, | |
1675 MB_ERR_INVALID_CHARS, | |
1676 (LPCSTR)src, bytelen, | |
1677 ucs2buf, 3); | |
1678 if (ucs2len > 0) | |
1679 break; | |
1680 } | |
1681 if (ucs2len == 0) | |
1682 { | |
1683 /* If we have only one byte then it's probably an | |
1684 * incomplete byte sequence. Otherwise discard | |
1685 * one byte as a bad character. */ | |
1686 if (size == 1) | |
1687 break; | |
1688 found_bad = TRUE; | |
1689 bytelen = 1; | |
1690 } | |
1691 } | |
1692 | |
1693 if (!found_bad) | |
7 | 1694 { |
595 | 1695 int i; |
1696 | |
1697 /* Convert "ucs2buf[ucs2len]" to 'enc' in "dst". */ | |
1698 if (enc_utf8) | |
1699 { | |
1700 /* From UCS-2 to UTF-8. Cannot fail. */ | |
1701 for (i = 0; i < ucs2len; ++i) | |
1702 dst += utf_char2bytes(ucs2buf[i], dst); | |
1703 } | |
1704 else | |
1705 { | |
1706 BOOL bad = FALSE; | |
1707 int dstlen; | |
1708 | |
1709 /* From UCS-2 to "enc_codepage". If the | |
1710 * conversion uses the default character "?", | |
1711 * the data doesn't fit in this encoding. */ | |
1712 dstlen = WideCharToMultiByte(enc_codepage, 0, | |
1713 (LPCWSTR)ucs2buf, ucs2len, | |
835 | 1714 (LPSTR)dst, (int)(src - dst), |
595 | 1715 replstr, &bad); |
1716 if (bad) | |
1717 found_bad = TRUE; | |
1718 else | |
1719 dst += dstlen; | |
1720 } | |
7 | 1721 } |
595 | 1722 |
1723 if (found_bad) | |
1724 { | |
1725 /* Deal with bytes we can't convert. */ | |
1726 if (can_retry) | |
1727 goto rewind_retry; | |
1728 if (conv_error == 0) | |
1729 conv_error = readfile_linenr(linecnt, ptr, dst); | |
1730 if (bad_char_behavior != BAD_DROP) | |
1731 { | |
1732 if (bad_char_behavior == BAD_KEEP) | |
1733 { | |
1734 mch_memmove(dst, src, bytelen); | |
1735 dst += bytelen; | |
1736 } | |
1737 else | |
1738 *dst++ = bad_char_behavior; | |
1739 } | |
1740 } | |
1741 | |
1742 src += bytelen; | |
1743 size -= bytelen; | |
7 | 1744 } |
595 | 1745 |
1746 if (size > 0) | |
7 | 1747 { |
595 | 1748 /* An incomplete byte sequence remaining. */ |
1749 mch_memmove(conv_rest, src, size); | |
1750 conv_restlen = size; | |
7 | 1751 } |
595 | 1752 |
1753 /* The new size is equal to how much "dst" was advanced. */ | |
835 | 1754 size = (long)(dst - ptr); |
7 | 1755 } |
1756 else | |
15595
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parents:
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diff
changeset
|
1757 #endif |
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parents:
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diff
changeset
|
1758 #ifdef MACOS_CONVERT |
7 | 1759 if (fio_flags & FIO_MACROMAN) |
1760 { | |
1761 /* | |
1762 * Conversion from Apple MacRoman char encoding to UTF-8 or | |
18 | 1763 * latin1. This is in os_mac_conv.c. |
7 | 1764 */ |
18 | 1765 if (macroman2enc(ptr, &size, real_size) == FAIL) |
7 | 1766 goto rewind_retry; |
1767 } | |
1768 else | |
15595
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Bram Moolenaar <Bram@vim.org>
parents:
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diff
changeset
|
1769 #endif |
7 | 1770 if (fio_flags != 0) |
1771 { | |
1772 int u8c; | |
1773 char_u *dest; | |
1774 char_u *tail = NULL; | |
1775 | |
1776 /* | |
1777 * "enc_utf8" set: Convert Unicode or Latin1 to UTF-8. | |
1778 * "enc_utf8" not set: Convert Unicode to Latin1. | |
1779 * Go from end to start through the buffer, because the number | |
1780 * of bytes may increase. | |
1781 * "dest" points to after where the UTF-8 bytes go, "p" points | |
1782 * to after the next character to convert. | |
1783 */ | |
1784 dest = ptr + real_size; | |
1785 if (fio_flags == FIO_LATIN1 || fio_flags == FIO_UTF8) | |
1786 { | |
1787 p = ptr + size; | |
1788 if (fio_flags == FIO_UTF8) | |
1789 { | |
1790 /* Check for a trailing incomplete UTF-8 sequence */ | |
1791 tail = ptr + size - 1; | |
1792 while (tail > ptr && (*tail & 0xc0) == 0x80) | |
1793 --tail; | |
1794 if (tail + utf_byte2len(*tail) <= ptr + size) | |
1795 tail = NULL; | |
1796 else | |
1797 p = tail; | |
1798 } | |
1799 } | |
1800 else if (fio_flags & (FIO_UCS2 | FIO_UTF16)) | |
1801 { | |
1802 /* Check for a trailing byte */ | |
1803 p = ptr + (size & ~1); | |
1804 if (size & 1) | |
1805 tail = p; | |
1806 if ((fio_flags & FIO_UTF16) && p > ptr) | |
1807 { | |
1808 /* Check for a trailing leading word */ | |
1809 if (fio_flags & FIO_ENDIAN_L) | |
1810 { | |
1811 u8c = (*--p << 8); | |
1812 u8c += *--p; | |
1813 } | |
1814 else | |
1815 { | |
1816 u8c = *--p; | |
1817 u8c += (*--p << 8); | |
1818 } | |
1819 if (u8c >= 0xd800 && u8c <= 0xdbff) | |
1820 tail = p; | |
1821 else | |
1822 p += 2; | |
1823 } | |
1824 } | |
1825 else /* FIO_UCS4 */ | |
1826 { | |
1827 /* Check for trailing 1, 2 or 3 bytes */ | |
1828 p = ptr + (size & ~3); | |
1829 if (size & 3) | |
1830 tail = p; | |
1831 } | |
1832 | |
1833 /* If there is a trailing incomplete sequence move it to | |
1834 * conv_rest[]. */ | |
1835 if (tail != NULL) | |
1836 { | |
1837 conv_restlen = (int)((ptr + size) - tail); | |
1838 mch_memmove(conv_rest, (char_u *)tail, conv_restlen); | |
1839 size -= conv_restlen; | |
1840 } | |
1841 | |
1842 | |
1843 while (p > ptr) | |
1844 { | |
1845 if (fio_flags & FIO_LATIN1) | |
1846 u8c = *--p; | |
1847 else if (fio_flags & (FIO_UCS2 | FIO_UTF16)) | |
1848 { | |
1849 if (fio_flags & FIO_ENDIAN_L) | |
1850 { | |
1851 u8c = (*--p << 8); | |
1852 u8c += *--p; | |
1853 } | |
1854 else | |
1855 { | |
1856 u8c = *--p; | |
1857 u8c += (*--p << 8); | |
1858 } | |
1859 if ((fio_flags & FIO_UTF16) | |
1860 && u8c >= 0xdc00 && u8c <= 0xdfff) | |
1861 { | |
1862 int u16c; | |
1863 | |
1864 if (p == ptr) | |
1865 { | |
1866 /* Missing leading word. */ | |
1867 if (can_retry) | |
1868 goto rewind_retry; | |
595 | 1869 if (conv_error == 0) |
1870 conv_error = readfile_linenr(linecnt, | |
1871 ptr, p); | |
1872 if (bad_char_behavior == BAD_DROP) | |
1873 continue; | |
1874 if (bad_char_behavior != BAD_KEEP) | |
1875 u8c = bad_char_behavior; | |
7 | 1876 } |
1877 | |
1878 /* found second word of double-word, get the first | |
1879 * word and compute the resulting character */ | |
1880 if (fio_flags & FIO_ENDIAN_L) | |
1881 { | |
1882 u16c = (*--p << 8); | |
1883 u16c += *--p; | |
1884 } | |
1885 else | |
1886 { | |
1887 u16c = *--p; | |
1888 u16c += (*--p << 8); | |
1889 } | |
595 | 1890 u8c = 0x10000 + ((u16c & 0x3ff) << 10) |
1891 + (u8c & 0x3ff); | |
1892 | |
7 | 1893 /* Check if the word is indeed a leading word. */ |
1894 if (u16c < 0xd800 || u16c > 0xdbff) | |
1895 { | |
1896 if (can_retry) | |
1897 goto rewind_retry; | |
595 | 1898 if (conv_error == 0) |
1899 conv_error = readfile_linenr(linecnt, | |
1900 ptr, p); | |
1901 if (bad_char_behavior == BAD_DROP) | |
1902 continue; | |
1903 if (bad_char_behavior != BAD_KEEP) | |
1904 u8c = bad_char_behavior; | |
7 | 1905 } |
1906 } | |
1907 } | |
1908 else if (fio_flags & FIO_UCS4) | |
1909 { | |
1910 if (fio_flags & FIO_ENDIAN_L) | |
1911 { | |
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diff
changeset
|
1912 u8c = (unsigned)*--p << 24; |
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patch 8.0.1227: undefined left shift in readfile()
Christian Brabandt <cb@256bit.org>
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diff
changeset
|
1913 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
|
1914 u8c += (unsigned)*--p << 8; |
7 | 1915 u8c += *--p; |
1916 } | |
1917 else /* big endian */ | |
1918 { | |
1919 u8c = *--p; | |
12698
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diff
changeset
|
1920 u8c += (unsigned)*--p << 8; |
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Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1921 u8c += (unsigned)*--p << 16; |
6d3d64be7945
patch 8.0.1227: undefined left shift in readfile()
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1922 u8c += (unsigned)*--p << 24; |
7 | 1923 } |
1924 } | |
1925 else /* UTF-8 */ | |
1926 { | |
1927 if (*--p < 0x80) | |
1928 u8c = *p; | |
1929 else | |
1930 { | |
1931 len = utf_head_off(ptr, p); | |
595 | 1932 p -= len; |
1933 u8c = utf_ptr2char(p); | |
7 | 1934 if (len == 0) |
1935 { | |
1936 /* Not a valid UTF-8 character, retry with | |
1937 * another fenc when possible, otherwise just | |
1938 * report the error. */ | |
1939 if (can_retry) | |
1940 goto rewind_retry; | |
595 | 1941 if (conv_error == 0) |
1942 conv_error = readfile_linenr(linecnt, | |
1943 ptr, p); | |
1944 if (bad_char_behavior == BAD_DROP) | |
1945 continue; | |
1946 if (bad_char_behavior != BAD_KEEP) | |
1947 u8c = bad_char_behavior; | |
7 | 1948 } |
1949 } | |
1950 } | |
1951 if (enc_utf8) /* produce UTF-8 */ | |
1952 { | |
1953 dest -= utf_char2len(u8c); | |
1954 (void)utf_char2bytes(u8c, dest); | |
1955 } | |
1956 else /* produce Latin1 */ | |
1957 { | |
1958 --dest; | |
1959 if (u8c >= 0x100) | |
1960 { | |
1961 /* character doesn't fit in latin1, retry with | |
1962 * another fenc when possible, otherwise just | |
1963 * report the error. */ | |
595 | 1964 if (can_retry) |
7 | 1965 goto rewind_retry; |
595 | 1966 if (conv_error == 0) |
1967 conv_error = readfile_linenr(linecnt, ptr, p); | |
1968 if (bad_char_behavior == BAD_DROP) | |
1969 ++dest; | |
1970 else if (bad_char_behavior == BAD_KEEP) | |
1971 *dest = u8c; | |
1972 else if (eap != NULL && eap->bad_char != 0) | |
1973 *dest = bad_char_behavior; | |
1974 else | |
1975 *dest = 0xBF; | |
7 | 1976 } |
1977 else | |
1978 *dest = u8c; | |
1979 } | |
1980 } | |
1981 | |
1982 /* move the linerest to before the converted characters */ | |
1983 line_start = dest - linerest; | |
1984 mch_memmove(line_start, buffer, (size_t)linerest); | |
1985 size = (long)((ptr + real_size) - dest); | |
1986 ptr = dest; | |
1987 } | |
1597 | 1988 else if (enc_utf8 && !curbuf->b_p_bin) |
1989 { | |
1990 int incomplete_tail = FALSE; | |
1991 | |
1992 /* Reading UTF-8: Check if the bytes are valid UTF-8. */ | |
1993 for (p = ptr; ; ++p) | |
7 | 1994 { |
835 | 1995 int todo = (int)((ptr + size) - p); |
595 | 1996 int l; |
1997 | |
1998 if (todo <= 0) | |
1999 break; | |
7 | 2000 if (*p >= 0x80) |
2001 { | |
2002 /* A length of 1 means it's an illegal byte. Accept | |
2003 * an incomplete character at the end though, the next | |
2004 * read() will get the next bytes, we'll check it | |
2005 * then. */ | |
595 | 2006 l = utf_ptr2len_len(p, todo); |
1597 | 2007 if (l > todo && !incomplete_tail) |
7 | 2008 { |
1597 | 2009 /* Avoid retrying with a different encoding when |
2010 * a truncated file is more likely, or attempting | |
2011 * to read the rest of an incomplete sequence when | |
2012 * we have already done so. */ | |
2013 if (p > ptr || filesize > 0) | |
2014 incomplete_tail = TRUE; | |
2015 /* Incomplete byte sequence, move it to conv_rest[] | |
2016 * and try to read the rest of it, unless we've | |
2017 * already done so. */ | |
2018 if (p > ptr) | |
2019 { | |
2020 conv_restlen = todo; | |
2021 mch_memmove(conv_rest, p, conv_restlen); | |
2022 size -= conv_restlen; | |
2023 break; | |
2024 } | |
7 | 2025 } |
1597 | 2026 if (l == 1 || l > todo) |
595 | 2027 { |
2028 /* Illegal byte. If we can try another encoding | |
1597 | 2029 * do that, unless at EOF where a truncated |
2030 * file is more likely than a conversion error. */ | |
2031 if (can_retry && !incomplete_tail) | |
595 | 2032 break; |
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
2033 #ifdef USE_ICONV |
595 | 2034 /* When we did a conversion report an error. */ |
2035 if (iconv_fd != (iconv_t)-1 && conv_error == 0) | |
2036 conv_error = readfile_linenr(linecnt, ptr, p); | |
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
2037 #endif |
1597 | 2038 /* Remember the first linenr with an illegal byte */ |
2039 if (conv_error == 0 && illegal_byte == 0) | |
2040 illegal_byte = readfile_linenr(linecnt, ptr, p); | |
595 | 2041 |
2042 /* Drop, keep or replace the bad byte. */ | |
2043 if (bad_char_behavior == BAD_DROP) | |
2044 { | |
1597 | 2045 mch_memmove(p, p + 1, todo - 1); |
595 | 2046 --p; |
2047 --size; | |
2048 } | |
2049 else if (bad_char_behavior != BAD_KEEP) | |
2050 *p = bad_char_behavior; | |
2051 } | |
1597 | 2052 else |
2053 p += l - 1; | |
7 | 2054 } |
2055 } | |
1597 | 2056 if (p < ptr + size && !incomplete_tail) |
7 | 2057 { |
2058 /* Detected a UTF-8 error. */ | |
2059 rewind_retry: | |
595 | 2060 /* Retry reading with another conversion. */ |
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
2061 #if defined(FEAT_EVAL) && defined(USE_ICONV) |
595 | 2062 if (*p_ccv != NUL && iconv_fd != (iconv_t)-1) |
2063 /* iconv() failed, try 'charconvert' */ | |
2064 did_iconv = TRUE; | |
7 | 2065 else |
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
2066 #endif |
595 | 2067 /* use next item from 'fileencodings' */ |
2068 advance_fenc = TRUE; | |
2069 file_rewind = TRUE; | |
2070 goto retry; | |
7 | 2071 } |
2072 } | |
2073 | |
2074 /* count the number of characters (after conversion!) */ | |
2075 filesize += size; | |
2076 | |
2077 /* | |
2078 * when reading the first part of a file: guess EOL type | |
2079 */ | |
2080 if (fileformat == EOL_UNKNOWN) | |
2081 { | |
2082 /* First try finding a NL, for Dos and Unix */ | |
2083 if (try_dos || try_unix) | |
2084 { | |
6635 | 2085 /* Reset the carriage return counter. */ |
2086 if (try_mac) | |
2087 try_mac = 1; | |
2088 | |
7 | 2089 for (p = ptr; p < ptr + size; ++p) |
2090 { | |
2091 if (*p == NL) | |
2092 { | |
2093 if (!try_unix | |
2094 || (try_dos && p > ptr && p[-1] == CAR)) | |
2095 fileformat = EOL_DOS; | |
2096 else | |
2097 fileformat = EOL_UNIX; | |
2098 break; | |
2099 } | |
6618 | 2100 else if (*p == CAR && try_mac) |
2101 try_mac++; | |
7 | 2102 } |
2103 | |
2104 /* Don't give in to EOL_UNIX if EOL_MAC is more likely */ | |
2105 if (fileformat == EOL_UNIX && try_mac) | |
2106 { | |
2107 /* Need to reset the counters when retrying fenc. */ | |
2108 try_mac = 1; | |
2109 try_unix = 1; | |
2110 for (; p >= ptr && *p != CAR; p--) | |
2111 ; | |
2112 if (p >= ptr) | |
2113 { | |
2114 for (p = ptr; p < ptr + size; ++p) | |
2115 { | |
2116 if (*p == NL) | |
2117 try_unix++; | |
2118 else if (*p == CAR) | |
2119 try_mac++; | |
2120 } | |
2121 if (try_mac > try_unix) | |
2122 fileformat = EOL_MAC; | |
2123 } | |
2124 } | |
6618 | 2125 else if (fileformat == EOL_UNKNOWN && try_mac == 1) |
2126 /* Looking for CR but found no end-of-line markers at | |
2127 * all: use the default format. */ | |
2128 fileformat = default_fileformat(); | |
7 | 2129 } |
2130 | |
2131 /* No NL found: may use Mac format */ | |
2132 if (fileformat == EOL_UNKNOWN && try_mac) | |
2133 fileformat = EOL_MAC; | |
2134 | |
2135 /* Still nothing found? Use first format in 'ffs' */ | |
2136 if (fileformat == EOL_UNKNOWN) | |
2137 fileformat = default_fileformat(); | |
2138 | |
2139 /* if editing a new file: may set p_tx and p_ff */ | |
819 | 2140 if (set_options) |
7 | 2141 set_fileformat(fileformat, OPT_LOCAL); |
2142 } | |
2143 } | |
2144 | |
2145 /* | |
2146 * This loop is executed once for every character read. | |
2147 * Keep it fast! | |
2148 */ | |
2149 if (fileformat == EOL_MAC) | |
2150 { | |
2151 --ptr; | |
2152 while (++ptr, --size >= 0) | |
2153 { | |
2154 /* catch most common case first */ | |
2155 if ((c = *ptr) != NUL && c != CAR && c != NL) | |
2156 continue; | |
2157 if (c == NUL) | |
2158 *ptr = NL; /* NULs are replaced by newlines! */ | |
2159 else if (c == NL) | |
2160 *ptr = CAR; /* NLs are replaced by CRs! */ | |
2161 else | |
2162 { | |
2163 if (skip_count == 0) | |
2164 { | |
2165 *ptr = NUL; /* end of line */ | |
2166 len = (colnr_T) (ptr - line_start + 1); | |
2167 if (ml_append(lnum, line_start, len, newfile) == FAIL) | |
2168 { | |
2169 error = TRUE; | |
2170 break; | |
2171 } | |
2214
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
2172 #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
|
2173 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
|
2174 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
|
2175 #endif |
7 | 2176 ++lnum; |
2177 if (--read_count == 0) | |
2178 { | |
2179 error = TRUE; /* break loop */ | |
2180 line_start = ptr; /* nothing left to write */ | |
2181 break; | |
2182 } | |
2183 } | |
2184 else | |
2185 --skip_count; | |
2186 line_start = ptr + 1; | |
2187 } | |
2188 } | |
2189 } | |
2190 else | |
2191 { | |
2192 --ptr; | |
2193 while (++ptr, --size >= 0) | |
2194 { | |
2195 if ((c = *ptr) != NUL && c != NL) /* catch most common case */ | |
2196 continue; | |
2197 if (c == NUL) | |
2198 *ptr = NL; /* NULs are replaced by newlines! */ | |
2199 else | |
2200 { | |
2201 if (skip_count == 0) | |
2202 { | |
2203 *ptr = NUL; /* end of line */ | |
2204 len = (colnr_T)(ptr - line_start + 1); | |
2205 if (fileformat == EOL_DOS) | |
2206 { | |
10674
d6857a8dc07e
patch 8.0.0227: crash with ff=dos when first line in file has no CR
Christian Brabandt <cb@256bit.org>
parents:
10668
diff
changeset
|
2207 if (ptr > line_start && ptr[-1] == CAR) |
7 | 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 /* remove CR before NL */ |
7 | 2210 ptr[-1] = NUL; |
2211 --len; | |
2212 } | |
2213 /* | |
2214 * Reading in Dos format, but no CR-LF found! | |
2215 * When 'fileformats' includes "unix", delete all | |
2216 * the lines read so far and start all over again. | |
2217 * Otherwise give an error message later. | |
2218 */ | |
2219 else if (ff_error != EOL_DOS) | |
2220 { | |
2221 if ( try_unix | |
2222 && !read_stdin | |
2223 && (read_buffer | |
9387
f094d4085014
commit https://github.com/vim/vim/commit/8767f52fbfd4f053ce00a978227c95f1d7d323fe
Christian Brabandt <cb@256bit.org>
parents:
9291
diff
changeset
|
2224 || 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
|
2225 == 0)) |
7 | 2226 { |
2227 fileformat = EOL_UNIX; | |
819 | 2228 if (set_options) |
7 | 2229 set_fileformat(EOL_UNIX, OPT_LOCAL); |
2230 file_rewind = TRUE; | |
2231 keep_fileformat = TRUE; | |
2232 goto retry; | |
2233 } | |
2234 ff_error = EOL_DOS; | |
2235 } | |
2236 } | |
2237 if (ml_append(lnum, line_start, len, newfile) == FAIL) | |
2238 { | |
2239 error = TRUE; | |
2240 break; | |
2241 } | |
2214
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
2242 #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
|
2243 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
|
2244 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
|
2245 #endif |
7 | 2246 ++lnum; |
2247 if (--read_count == 0) | |
2248 { | |
2249 error = TRUE; /* break loop */ | |
2250 line_start = ptr; /* nothing left to write */ | |
2251 break; | |
2252 } | |
2253 } | |
2254 else | |
2255 --skip_count; | |
2256 line_start = ptr + 1; | |
2257 } | |
2258 } | |
2259 } | |
2260 linerest = (long)(ptr - line_start); | |
2261 ui_breakcheck(); | |
2262 } | |
2263 | |
2264 failed: | |
2265 /* not an error, max. number of lines reached */ | |
2266 if (error && read_count == 0) | |
2267 error = FALSE; | |
2268 | |
2269 /* | |
2270 * If we get EOF in the middle of a line, note the fact and | |
2271 * complete the line ourselves. | |
2272 * In Dos format ignore a trailing CTRL-Z, unless 'binary' set. | |
2273 */ | |
2274 if (!error | |
2275 && !got_int | |
2276 && linerest != 0 | |
2277 && !(!curbuf->b_p_bin | |
2278 && fileformat == EOL_DOS | |
2279 && *line_start == Ctrl_Z | |
2280 && ptr == line_start + 1)) | |
2281 { | |
819 | 2282 /* remember for when writing */ |
2283 if (set_options) | |
7 | 2284 curbuf->b_p_eol = FALSE; |
2285 *ptr = NUL; | |
2214
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
2286 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
|
2287 if (ml_append(lnum, line_start, len, newfile) == FAIL) |
7 | 2288 error = TRUE; |
2289 else | |
2214
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
2290 { |
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
2291 #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
|
2292 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
|
2293 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
|
2294 #endif |
7 | 2295 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
|
2296 } |
7 | 2297 } |
2298 | |
819 | 2299 if (set_options) |
7 | 2300 save_file_ff(curbuf); /* remember the current file format */ |
2301 | |
2302 #ifdef FEAT_CRYPT | |
6122 | 2303 if (curbuf->b_cryptstate != NULL) |
2304 { | |
2305 crypt_free_state(curbuf->b_cryptstate); | |
2306 curbuf->b_cryptstate = NULL; | |
2307 } | |
2308 if (cryptkey != NULL && cryptkey != curbuf->b_p_key) | |
2309 crypt_free_key(cryptkey); | |
2310 /* Don't set cryptkey to NULL, it's used below as a flag that | |
2311 * encryption was used. */ | |
7 | 2312 #endif |
2313 | |
819 | 2314 /* If editing a new file: set 'fenc' for the current buffer. |
2315 * Also for ":read ++edit file". */ | |
2316 if (set_options) | |
7 | 2317 set_string_option_direct((char_u *)"fenc", -1, fenc, |
694 | 2318 OPT_FREE|OPT_LOCAL, 0); |
7 | 2319 if (fenc_alloced) |
2320 vim_free(fenc); | |
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
2321 #ifdef USE_ICONV |
7 | 2322 if (iconv_fd != (iconv_t)-1) |
2323 iconv_close(iconv_fd); | |
2324 #endif | |
2325 | |
2326 if (!read_buffer && !read_stdin) | |
2327 close(fd); /* errors are ignored */ | |
2003 | 2328 #ifdef HAVE_FD_CLOEXEC |
2329 else | |
2330 { | |
2331 int fdflags = fcntl(fd, F_GETFD); | |
2332 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
|
2333 (void)fcntl(fd, F_SETFD, fdflags | FD_CLOEXEC); |
2003 | 2334 } |
2335 #endif | |
7 | 2336 vim_free(buffer); |
2337 | |
2338 #ifdef HAVE_DUP | |
2339 if (read_stdin) | |
2340 { | |
2341 /* Use stderr for stdin, makes shell commands work. */ | |
2342 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
|
2343 vim_ignored = dup(2); |
7 | 2344 } |
2345 #endif | |
2346 | |
2347 if (tmpname != NULL) | |
2348 { | |
2349 mch_remove(tmpname); /* delete converted file */ | |
2350 vim_free(tmpname); | |
2351 } | |
2352 --no_wait_return; /* may wait for return now */ | |
2353 | |
2354 /* | |
2355 * In recovery mode everything but autocommands is skipped. | |
2356 */ | |
2357 if (!recoverymode) | |
2358 { | |
2359 /* need to delete the last line, which comes from the empty buffer */ | |
2360 if (newfile && wasempty && !(curbuf->b_ml.ml_flags & ML_EMPTY)) | |
2361 { | |
2362 #ifdef FEAT_NETBEANS_INTG | |
2363 netbeansFireChanges = 0; | |
2364 #endif | |
2365 ml_delete(curbuf->b_ml.ml_line_count, FALSE); | |
2366 #ifdef FEAT_NETBEANS_INTG | |
2367 netbeansFireChanges = 1; | |
2368 #endif | |
2369 --linecnt; | |
2370 } | |
2371 linecnt = curbuf->b_ml.ml_line_count - linecnt; | |
2372 if (filesize == 0) | |
2373 linecnt = 0; | |
2374 if (newfile || read_buffer) | |
1201 | 2375 { |
7 | 2376 redraw_curbuf_later(NOT_VALID); |
1201 | 2377 #ifdef FEAT_DIFF |
2378 /* After reading the text into the buffer the diff info needs to | |
2379 * be updated. */ | |
2380 diff_invalidate(curbuf); | |
2381 #endif | |
2382 #ifdef FEAT_FOLDING | |
2383 /* All folds in the window are invalid now. Mark them for update | |
2384 * before triggering autocommands. */ | |
2385 foldUpdateAll(curwin); | |
2386 #endif | |
2387 } | |
7 | 2388 else if (linecnt) /* appended at least one line */ |
2389 appended_lines_mark(from, linecnt); | |
2390 | |
2391 #ifndef ALWAYS_USE_GUI | |
2392 /* | |
2393 * If we were reading from the same terminal as where messages go, | |
2394 * the screen will have been messed up. | |
2395 * Switch on raw mode now and clear the screen. | |
2396 */ | |
2397 if (read_stdin) | |
2398 { | |
2399 settmode(TMODE_RAW); /* set to raw mode */ | |
2400 starttermcap(); | |
2401 screenclear(); | |
2402 } | |
2403 #endif | |
2404 | |
2405 if (got_int) | |
2406 { | |
2407 if (!(flags & READ_DUMMY)) | |
2408 { | |
2409 filemess(curbuf, sfname, (char_u *)_(e_interr), 0); | |
2410 if (newfile) | |
2411 curbuf->b_p_ro = TRUE; /* must use "w!" now */ | |
2412 } | |
2413 msg_scroll = msg_save; | |
2414 #ifdef FEAT_VIMINFO | |
2415 check_marks_read(); | |
2416 #endif | |
2417 return OK; /* an interrupt isn't really an error */ | |
2418 } | |
2419 | |
2420 if (!filtering && !(flags & READ_DUMMY)) | |
2421 { | |
2422 msg_add_fname(curbuf, sfname); /* fname in IObuff with quotes */ | |
2423 c = FALSE; | |
2424 | |
2425 #ifdef UNIX | |
14509
80f715651c4c
patch 8.1.0268: file type checking has too many #ifdef
Christian Brabandt <cb@256bit.org>
parents:
14475
diff
changeset
|
2426 if (S_ISFIFO(perm)) /* fifo */ |
7 | 2427 { |
2428 STRCAT(IObuff, _("[fifo]")); | |
2429 c = TRUE; | |
2430 } | |
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_ISSOCK(perm)) /* or socket */ |
7 | 2432 { |
2433 STRCAT(IObuff, _("[socket]")); | |
2434 c = TRUE; | |
2435 } | |
1313 | 2436 # ifdef OPEN_CHR_FILES |
2437 if (S_ISCHR(perm)) /* or character special */ | |
2438 { | |
2439 STRCAT(IObuff, _("[character special]")); | |
2440 c = TRUE; | |
2441 } | |
2442 # endif | |
7 | 2443 #endif |
2444 if (curbuf->b_p_ro) | |
2445 { | |
2446 STRCAT(IObuff, shortmess(SHM_RO) ? _("[RO]") : _("[readonly]")); | |
2447 c = TRUE; | |
2448 } | |
2449 if (read_no_eol_lnum) | |
2450 { | |
2451 msg_add_eol(); | |
2452 c = TRUE; | |
2453 } | |
2454 if (ff_error == EOL_DOS) | |
2455 { | |
2456 STRCAT(IObuff, _("[CR missing]")); | |
2457 c = TRUE; | |
2458 } | |
2459 if (split) | |
2460 { | |
2461 STRCAT(IObuff, _("[long lines split]")); | |
2462 c = TRUE; | |
2463 } | |
2464 if (notconverted) | |
2465 { | |
2466 STRCAT(IObuff, _("[NOT converted]")); | |
2467 c = TRUE; | |
2468 } | |
2469 else if (converted) | |
2470 { | |
2471 STRCAT(IObuff, _("[converted]")); | |
2472 c = TRUE; | |
2473 } | |
2474 #ifdef FEAT_CRYPT | |
2475 if (cryptkey != NULL) | |
2476 { | |
6122 | 2477 crypt_append_msg(curbuf); |
7 | 2478 c = TRUE; |
2479 } | |
2480 #endif | |
595 | 2481 if (conv_error != 0) |
2482 { | |
2483 sprintf((char *)IObuff + STRLEN(IObuff), | |
2484 _("[CONVERSION ERROR in line %ld]"), (long)conv_error); | |
7 | 2485 c = TRUE; |
2486 } | |
2487 else if (illegal_byte > 0) | |
2488 { | |
2489 sprintf((char *)IObuff + STRLEN(IObuff), | |
2490 _("[ILLEGAL BYTE in line %ld]"), (long)illegal_byte); | |
2491 c = TRUE; | |
2492 } | |
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
2493 else if (error) |
7 | 2494 { |
2495 STRCAT(IObuff, _("[READ ERRORS]")); | |
2496 c = TRUE; | |
2497 } | |
2498 if (msg_add_fileformat(fileformat)) | |
2499 c = TRUE; | |
2500 #ifdef FEAT_CRYPT | |
2501 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
|
2502 msg_add_lines(c, (long)linecnt, filesize |
6122 | 2503 - crypt_get_header_len(crypt_get_method_nr(curbuf))); |
7 | 2504 else |
2505 #endif | |
2506 msg_add_lines(c, (long)linecnt, filesize); | |
2507 | |
13244
ac42c4b11dbc
patch 8.0.1496: clearing a pointer takes two lines
Christian Brabandt <cb@256bit.org>
parents:
13240
diff
changeset
|
2508 VIM_CLEAR(keep_msg); |
7 | 2509 msg_scrolled_ign = TRUE; |
2510 #ifdef ALWAYS_USE_GUI | |
2511 /* Don't show the message when reading stdin, it would end up in a | |
2512 * message box (which might be shown when exiting!) */ | |
2513 if (read_stdin || read_buffer) | |
2514 p = msg_may_trunc(FALSE, IObuff); | |
2515 else | |
2516 #endif | |
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15531
diff
changeset
|
2517 p = (char_u *)msg_trunc_attr((char *)IObuff, FALSE, 0); |
7 | 2518 if (read_stdin || read_buffer || restart_edit != 0 |
540 | 2519 || (msg_scrolled != 0 && !need_wait_return)) |
7 | 2520 /* Need to repeat the message after redrawing when: |
2521 * - When reading from stdin (the screen will be cleared next). | |
2522 * - When restart_edit is set (otherwise there will be a delay | |
2523 * before redrawing). | |
2524 * - When the screen was scrolled but there is no wait-return | |
2525 * prompt. */ | |
679 | 2526 set_keep_msg(p, 0); |
7 | 2527 msg_scrolled_ign = FALSE; |
2528 } | |
2529 | |
2530 /* with errors writing the file requires ":w!" */ | |
2531 if (newfile && (error | |
595 | 2532 || conv_error != 0 |
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
2533 || (illegal_byte > 0 && bad_char_behavior != BAD_KEEP))) |
7 | 2534 curbuf->b_p_ro = TRUE; |
2535 | |
2536 u_clearline(); /* cannot use "U" command after adding lines */ | |
2537 | |
2538 /* | |
2539 * In Ex mode: cursor at last new line. | |
2540 * Otherwise: cursor at first new line. | |
2541 */ | |
2542 if (exmode_active) | |
2543 curwin->w_cursor.lnum = from + linecnt; | |
2544 else | |
2545 curwin->w_cursor.lnum = from + 1; | |
2546 check_cursor_lnum(); | |
2547 beginline(BL_WHITE | BL_FIX); /* on first non-blank */ | |
2548 | |
2549 /* | |
2550 * Set '[ and '] marks to the newly read lines. | |
2551 */ | |
2552 curbuf->b_op_start.lnum = from + 1; | |
2553 curbuf->b_op_start.col = 0; | |
2554 curbuf->b_op_end.lnum = from + linecnt; | |
2555 curbuf->b_op_end.col = 0; | |
696 | 2556 |
15868
7fad90423bd2
patch 8.1.0941: macros for MS-Windows are inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15840
diff
changeset
|
2557 #ifdef MSWIN |
696 | 2558 /* |
2559 * Work around a weird problem: When a file has two links (only | |
2560 * possible on NTFS) and we write through one link, then stat() it | |
1651 | 2561 * through the other link, the timestamp information may be wrong. |
696 | 2562 * It's correct again after reading the file, thus reset the timestamp |
2563 * here. | |
2564 */ | |
2565 if (newfile && !read_stdin && !read_buffer | |
2566 && mch_stat((char *)fname, &st) >= 0) | |
2567 { | |
2568 buf_store_time(curbuf, &st, fname); | |
2569 curbuf->b_mtime_read = curbuf->b_mtime; | |
2570 } | |
2571 #endif | |
7 | 2572 } |
2573 msg_scroll = msg_save; | |
2574 | |
2575 #ifdef FEAT_VIMINFO | |
2576 /* | |
2577 * Get the marks before executing autocommands, so they can be used there. | |
2578 */ | |
2579 check_marks_read(); | |
2580 #endif | |
2581 | |
2582 /* | |
6933 | 2583 * We remember if the last line of the read didn't have |
2584 * an eol even when 'binary' is off, to support turning 'fixeol' off, | |
2585 * or writing the read again with 'binary' on. The latter is required | |
2586 * for ":autocmd FileReadPost *.gz set bin|'[,']!gunzip" to work. | |
7 | 2587 */ |
2707 | 2588 curbuf->b_no_eol_lnum = read_no_eol_lnum; |
7 | 2589 |
2482
88751831fa0a
When undoing a reload, move the cursor to the first changed line.
Bram Moolenaar <bram@vim.org>
parents:
2410
diff
changeset
|
2590 /* 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
|
2591 * different. */ |
88751831fa0a
When undoing a reload, move the cursor to the first changed line.
Bram Moolenaar <bram@vim.org>
parents:
2410
diff
changeset
|
2592 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
|
2593 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
|
2594 |
2214
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
2595 #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
|
2596 /* |
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
2597 * 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
|
2598 */ |
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
2599 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
|
2600 { |
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
2601 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
|
2602 |
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
2603 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
|
2604 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
|
2605 } |
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
2606 #endif |
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
2607 |
9828
e84e45786691
commit https://github.com/vim/vim/commit/f71d7b9ee5ceba75f70c30845332ddd728fd16c6
Christian Brabandt <cb@256bit.org>
parents:
9682
diff
changeset
|
2608 if (!read_stdin && !read_fifo && (!read_buffer || sfname != NULL)) |
7 | 2609 { |
2610 int m = msg_scroll; | |
2611 int n = msg_scrolled; | |
2612 | |
2613 /* Save the fileformat now, otherwise the buffer will be considered | |
2614 * modified if the format/encoding was automatically detected. */ | |
819 | 2615 if (set_options) |
7 | 2616 save_file_ff(curbuf); |
2617 | |
2618 /* | |
2619 * The output from the autocommands should not overwrite anything and | |
2620 * should not be overwritten: Set msg_scroll, restore its value if no | |
2621 * output was done. | |
2622 */ | |
2623 msg_scroll = TRUE; | |
2624 if (filtering) | |
2625 apply_autocmds_exarg(EVENT_FILTERREADPOST, NULL, sfname, | |
2626 FALSE, curbuf, eap); | |
9828
e84e45786691
commit https://github.com/vim/vim/commit/f71d7b9ee5ceba75f70c30845332ddd728fd16c6
Christian Brabandt <cb@256bit.org>
parents:
9682
diff
changeset
|
2627 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
|
2628 { |
7 | 2629 apply_autocmds_exarg(EVENT_BUFREADPOST, NULL, sfname, |
2630 FALSE, curbuf, eap); | |
8937
da4f6e238374
commit https://github.com/vim/vim/commit/c3691332f72169c486066200c0f3935418364900
Christian Brabandt <cb@256bit.org>
parents:
8212
diff
changeset
|
2631 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
|
2632 /* |
da4f6e238374
commit https://github.com/vim/vim/commit/c3691332f72169c486066200c0f3935418364900
Christian Brabandt <cb@256bit.org>
parents:
8212
diff
changeset
|
2633 * 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
|
2634 * 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
|
2635 */ |
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parents:
8212
diff
changeset
|
2636 apply_autocmds(EVENT_FILETYPE, curbuf->b_p_ft, curbuf->b_fname, |
da4f6e238374
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parents:
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diff
changeset
|
2637 TRUE, curbuf); |
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commit https://github.com/vim/vim/commit/c3691332f72169c486066200c0f3935418364900
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parents:
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diff
changeset
|
2638 } |
7 | 2639 else |
2640 apply_autocmds_exarg(EVENT_FILEREADPOST, sfname, sfname, | |
2641 FALSE, NULL, eap); | |
2642 if (msg_scrolled == n) | |
2643 msg_scroll = m; | |
2707 | 2644 # ifdef FEAT_EVAL |
7 | 2645 if (aborting()) /* autocmds may abort script processing */ |
2646 return FAIL; | |
2707 | 2647 # endif |
2648 } | |
2649 | |
7 | 2650 if (recoverymode && error) |
2651 return FAIL; | |
2652 return OK; | |
2653 } | |
2654 | |
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diff
changeset
|
2655 #if defined(OPEN_CHR_FILES) || defined(PROTO) |
1313 | 2656 /* |
2657 * Returns TRUE if the file name argument is of the form "/dev/fd/\d\+", | |
2658 * which is the name of files used for process substitution output by | |
2659 * some shells on some operating systems, e.g., bash on SunOS. | |
2660 * Do not accept "/dev/fd/[012]", opening these may hang Vim. | |
2661 */ | |
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diff
changeset
|
2662 int |
7819
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diff
changeset
|
2663 is_dev_fd_file(char_u *fname) |
1313 | 2664 { |
2665 return (STRNCMP(fname, "/dev/fd/", 8) == 0 | |
2666 && VIM_ISDIGIT(fname[8]) | |
2667 && *skipdigits(fname + 9) == NUL | |
2668 && (fname[9] != NUL | |
2669 || (fname[8] != '0' && fname[8] != '1' && fname[8] != '2'))); | |
2670 } | |
2671 #endif | |
2672 | |
595 | 2673 /* |
2674 * From the current line count and characters read after that, estimate the | |
2675 * line number where we are now. | |
2676 * Used for error messages that include a line number. | |
2677 */ | |
2678 static linenr_T | |
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diff
changeset
|
2679 readfile_linenr( |
f86adafb28d4
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diff
changeset
|
2680 linenr_T linecnt, /* line count before reading more bytes */ |
f86adafb28d4
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changeset
|
2681 char_u *p, /* start of more bytes read */ |
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diff
changeset
|
2682 char_u *endp) /* end of more bytes read */ |
595 | 2683 { |
2684 char_u *s; | |
2685 linenr_T lnum; | |
2686 | |
2687 lnum = curbuf->b_ml.ml_line_count - linecnt + 1; | |
2688 for (s = p; s < endp; ++s) | |
2689 if (*s == '\n') | |
2690 ++lnum; | |
2691 return lnum; | |
2692 } | |
2693 | |
7 | 2694 /* |
612 | 2695 * Fill "*eap" to force the 'fileencoding', 'fileformat' and 'binary to be |
2696 * equal to the buffer "buf". Used for calling readfile(). | |
7 | 2697 * Returns OK or FAIL. |
2698 */ | |
2699 int | |
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changeset
|
2700 prep_exarg(exarg_T *eap, buf_T *buf) |
7 | 2701 { |
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2702 eap->cmd = alloc(15 + (unsigned)STRLEN(buf->b_p_fenc)); |
7 | 2703 if (eap->cmd == NULL) |
2704 return FAIL; | |
2705 | |
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|
2706 sprintf((char *)eap->cmd, "e ++enc=%s", buf->b_p_fenc); |
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2707 eap->force_enc = 8; |
612 | 2708 eap->bad_char = buf->b_bad_char; |
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2709 eap->force_ff = *buf->b_p_ff; |
612 | 2710 |
2711 eap->force_bin = buf->b_p_bin ? FORCE_BIN : FORCE_NOBIN; | |
819 | 2712 eap->read_edit = FALSE; |
612 | 2713 eap->forceit = FALSE; |
7 | 2714 return OK; |
2715 } | |
2716 | |
5231
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2717 /* |
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2718 * Set default or forced 'fileformat' and 'binary'. |
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2719 */ |
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2720 void |
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2721 set_file_options(int set_options, exarg_T *eap) |
5231
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2722 { |
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2723 /* set default 'fileformat' */ |
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2724 if (set_options) |
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2725 { |
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2726 if (eap != NULL && eap->force_ff != 0) |
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2727 set_fileformat(get_fileformat_force(curbuf, eap), OPT_LOCAL); |
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2728 else if (*p_ffs != NUL) |
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2729 set_fileformat(default_fileformat(), OPT_LOCAL); |
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2730 } |
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2731 |
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2732 /* set or reset 'binary' */ |
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2733 if (eap != NULL && eap->force_bin != 0) |
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2734 { |
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|
2735 int oldval = curbuf->b_p_bin; |
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2736 |
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2737 curbuf->b_p_bin = (eap->force_bin == FORCE_BIN); |
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|
2738 set_options_bin(oldval, curbuf->b_p_bin, OPT_LOCAL); |
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2739 } |
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2740 } |
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2741 |
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2742 /* |
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2743 * Set forced 'fileencoding'. |
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2744 */ |
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2745 void |
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|
2746 set_forced_fenc(exarg_T *eap) |
5231
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2747 { |
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2748 if (eap->force_enc != 0) |
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|
2749 { |
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|
2750 char_u *fenc = enc_canonize(eap->cmd + eap->force_enc); |
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|
2751 |
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|
2752 if (fenc != NULL) |
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|
2753 set_string_option_direct((char_u *)"fenc", -1, |
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|
2754 fenc, OPT_FREE|OPT_LOCAL, 0); |
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|
2755 vim_free(fenc); |
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2756 } |
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2757 } |
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|
2758 |
7 | 2759 /* |
2760 * Find next fileencoding to use from 'fileencodings'. | |
2761 * "pp" points to fenc_next. It's advanced to the next item. | |
2762 * When there are no more items, an empty string is returned and *pp is set to | |
2763 * NULL. | |
2764 * When *pp is not set to NULL, the result is in allocated memory. | |
2765 */ | |
2766 static char_u * | |
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diff
changeset
|
2767 next_fenc(char_u **pp) |
7 | 2768 { |
2769 char_u *p; | |
2770 char_u *r; | |
2771 | |
2772 if (**pp == NUL) | |
2773 { | |
2774 *pp = NULL; | |
2775 return (char_u *)""; | |
2776 } | |
2777 p = vim_strchr(*pp, ','); | |
2778 if (p == NULL) | |
2779 { | |
2780 r = enc_canonize(*pp); | |
2781 *pp += STRLEN(*pp); | |
2782 } | |
2783 else | |
2784 { | |
2785 r = vim_strnsave(*pp, (int)(p - *pp)); | |
2786 *pp = p + 1; | |
2787 if (r != NULL) | |
2788 { | |
2789 p = enc_canonize(r); | |
2790 vim_free(r); | |
2791 r = p; | |
2792 } | |
2793 } | |
2794 if (r == NULL) /* out of memory */ | |
2795 { | |
2796 r = (char_u *)""; | |
2797 *pp = NULL; | |
2798 } | |
2799 return r; | |
2800 } | |
2801 | |
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changeset
|
2802 #ifdef FEAT_EVAL |
7 | 2803 /* |
2804 * Convert a file with the 'charconvert' expression. | |
2805 * This closes the file which is to be read, converts it and opens the | |
2806 * resulting file for reading. | |
2807 * Returns name of the resulting converted file (the caller should delete it | |
2808 * after reading it). | |
2809 * Returns NULL if the conversion failed ("*fdp" is not set) . | |
2810 */ | |
2811 static char_u * | |
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diff
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|
2812 readfile_charconvert( |
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diff
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|
2813 char_u *fname, /* name of input file */ |
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diff
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|
2814 char_u *fenc, /* converted from */ |
f86adafb28d4
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diff
changeset
|
2815 int *fdp) /* in/out: file descriptor of file */ |
7 | 2816 { |
2817 char_u *tmpname; | |
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changeset
|
2818 char *errmsg = NULL; |
7 | 2819 |
6721 | 2820 tmpname = vim_tempname('r', FALSE); |
7 | 2821 if (tmpname == NULL) |
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changeset
|
2822 errmsg = _("Can't find temp file for conversion"); |
7 | 2823 else |
2824 { | |
2825 close(*fdp); /* close the input file, ignore errors */ | |
2826 *fdp = -1; | |
2827 if (eval_charconvert(fenc, enc_utf8 ? (char_u *)"utf-8" : p_enc, | |
2828 fname, tmpname) == FAIL) | |
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changeset
|
2829 errmsg = _("Conversion with 'charconvert' failed"); |
7 | 2830 if (errmsg == NULL && (*fdp = mch_open((char *)tmpname, |
2831 O_RDONLY | O_EXTRA, 0)) < 0) | |
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changeset
|
2832 errmsg = _("can't read output of 'charconvert'"); |
7 | 2833 } |
2834 | |
2835 if (errmsg != NULL) | |
2836 { | |
2837 /* Don't use emsg(), it breaks mappings, the retry with | |
2838 * another type of conversion might still work. */ | |
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|
2839 msg(errmsg); |
7 | 2840 if (tmpname != NULL) |
2841 { | |
2842 mch_remove(tmpname); /* delete converted file */ | |
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13240
diff
changeset
|
2843 VIM_CLEAR(tmpname); |
7 | 2844 } |
2845 } | |
2846 | |
2847 /* If the input file is closed, open it (caller should check for error). */ | |
2848 if (*fdp < 0) | |
2849 *fdp = mch_open((char *)fname, O_RDONLY | O_EXTRA, 0); | |
2850 | |
2851 return tmpname; | |
2852 } | |
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2853 #endif |
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2854 |
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changeset
|
2855 #if defined(FEAT_CRYPT) || defined(PROTO) |
7 | 2856 /* |
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changeset
|
2857 * Check for magic number used for encryption. Applies to the current buffer. |
7 | 2858 * If found, the magic number is removed from ptr[*sizep] and *sizep and |
2859 * *filesizep are updated. | |
2860 * Return the (new) encryption key, NULL for no encryption. | |
2861 */ | |
2862 static char_u * | |
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|
2863 check_for_cryptkey( |
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diff
changeset
|
2864 char_u *cryptkey, /* previous encryption key or NULL */ |
f86adafb28d4
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|
2865 char_u *ptr, /* pointer to read bytes */ |
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diff
changeset
|
2866 long *sizep, /* length of read bytes */ |
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changeset
|
2867 off_T *filesizep, /* nr of bytes used from file */ |
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|
2868 int newfile, /* editing a new buffer */ |
f86adafb28d4
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parents:
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diff
changeset
|
2869 char_u *fname, /* file name to display */ |
f86adafb28d4
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diff
changeset
|
2870 int *did_ask) /* flag: whether already asked for key */ |
7 | 2871 { |
6122 | 2872 int method = crypt_method_nr_from_magic((char *)ptr, *sizep); |
5312 | 2873 int b_p_ro = curbuf->b_p_ro; |
2180
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diff
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|
2874 |
f60a0c9cbe6c
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|
2875 if (method >= 0) |
f60a0c9cbe6c
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diff
changeset
|
2876 { |
5312 | 2877 /* Mark the buffer as read-only until the decryption has taken place. |
2878 * Avoids accidentally overwriting the file with garbage. */ | |
2879 curbuf->b_p_ro = TRUE; | |
2880 | |
6130 | 2881 /* Set the cryptmethod local to the buffer. */ |
6122 | 2882 crypt_set_cm_option(curbuf, method); |
2204
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diff
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|
2883 if (cryptkey == NULL && !*did_ask) |
7 | 2884 { |
2885 if (*curbuf->b_p_key) | |
2886 cryptkey = curbuf->b_p_key; | |
2887 else | |
2888 { | |
2180
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|
2889 /* When newfile is TRUE, store the typed key in the 'key' |
f60a0c9cbe6c
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parents:
2147
diff
changeset
|
2890 * option and don't free it. bf needs hash of the key saved. |
2204
c493d6bfde09
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parents:
2180
diff
changeset
|
2891 * Don't ask for the key again when first time Enter was hit. |
c493d6bfde09
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parents:
2180
diff
changeset
|
2892 * Happens when retrying to detect encoding. */ |
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15442
diff
changeset
|
2893 smsg(_(need_key_msg), fname); |
2267 | 2894 msg_scroll = TRUE; |
6353 | 2895 crypt_check_method(method); |
6122 | 2896 cryptkey = crypt_get_key(newfile, FALSE); |
2204
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2180
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|
2897 *did_ask = TRUE; |
c493d6bfde09
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diff
changeset
|
2898 |
7 | 2899 /* check if empty key entered */ |
2900 if (cryptkey != NULL && *cryptkey == NUL) | |
2901 { | |
2902 if (cryptkey != curbuf->b_p_key) | |
2903 vim_free(cryptkey); | |
2904 cryptkey = NULL; | |
2905 } | |
2906 } | |
2907 } | |
2908 | |
2909 if (cryptkey != NULL) | |
2910 { | |
6122 | 2911 int header_len; |
2912 | |
2913 curbuf->b_cryptstate = crypt_create_from_header( | |
2914 method, cryptkey, ptr); | |
2915 crypt_set_cm_option(curbuf, method); | |
2916 | |
2917 /* Remove cryptmethod specific header from the text. */ | |
2918 header_len = crypt_get_header_len(method); | |
10221
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changeset
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2919 if (*sizep <= header_len) |
fb1fde4fcff7
commit https://github.com/vim/vim/commit/680e015bfe19be6772d3bd754486fbd45c1a9d3b
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changeset
|
2920 /* invalid header, buffer can't be encrypted */ |
fb1fde4fcff7
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changeset
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2921 return NULL; |
6122 | 2922 *filesizep += header_len; |
2923 *sizep -= header_len; | |
2924 mch_memmove(ptr, ptr + header_len, (size_t)*sizep); | |
2925 | |
5312 | 2926 /* Restore the read-only flag. */ |
2927 curbuf->b_p_ro = b_p_ro; | |
2180
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2928 } |
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2929 } |
f60a0c9cbe6c
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changeset
|
2930 /* When starting to edit a new file which does not have encryption, clear |
f60a0c9cbe6c
Add the blowfish encryption patch from Mohsin Ahmed. Needs more work.
Bram Moolenaar <bram@vim.org>
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diff
changeset
|
2931 * the 'key' option, except when starting up (called with -x argument) */ |
2410
8f6106dd3d12
Fix: editing a not encrypted file after a crypted file messed up reading the
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diff
changeset
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2932 else if (newfile && *curbuf->b_p_key != NUL && !starting) |
7 | 2933 set_option_value((char_u *)"key", 0L, (char_u *)"", OPT_LOCAL); |
2934 | |
2935 return cryptkey; | |
2936 } | |
2265
b7cb69ab616d
Added salt to blowfish encryption.
Bram Moolenaar <bram@vim.org>
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|
2937 #endif /* FEAT_CRYPT */ |
b7cb69ab616d
Added salt to blowfish encryption.
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
2938 |
7 | 2939 #ifdef UNIX |
2940 static void | |
7819
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changeset
|
2941 set_file_time( |
f86adafb28d4
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changeset
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2942 char_u *fname, |
f86adafb28d4
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2943 time_t atime, /* access time */ |
f86adafb28d4
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2944 time_t mtime) /* modification time */ |
7 | 2945 { |
2946 # if defined(HAVE_UTIME) && defined(HAVE_UTIME_H) | |
2947 struct utimbuf buf; | |
2948 | |
2949 buf.actime = atime; | |
2950 buf.modtime = mtime; | |
2951 (void)utime((char *)fname, &buf); | |
2952 # else | |
2953 # if defined(HAVE_UTIMES) | |
2954 struct timeval tvp[2]; | |
2955 | |
2956 tvp[0].tv_sec = atime; | |
2957 tvp[0].tv_usec = 0; | |
2958 tvp[1].tv_sec = mtime; | |
2959 tvp[1].tv_usec = 0; | |
2960 # ifdef NeXT | |
2961 (void)utimes((char *)fname, tvp); | |
2962 # else | |
2963 (void)utimes((char *)fname, (const struct timeval *)&tvp); | |
2964 # endif | |
2965 # endif | |
2966 # endif | |
2967 } | |
2968 #endif /* UNIX */ | |
2969 | |
22 | 2970 #if defined(VMS) && !defined(MIN) |
2971 /* Older DECC compiler for VAX doesn't define MIN() */ | |
2972 # define MIN(a, b) ((a) < (b) ? (a) : (b)) | |
2973 #endif | |
2974 | |
7 | 2975 /* |
1303 | 2976 * Return TRUE if a file appears to be read-only from the file permissions. |
2977 */ | |
2978 int | |
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|
2979 check_file_readonly( |
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
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diff
changeset
|
2980 char_u *fname, /* full path to file */ |
f86adafb28d4
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diff
changeset
|
2981 int perm) /* known permissions on file */ |
1303 | 2982 { |
2983 #ifndef USE_MCH_ACCESS | |
2984 int fd = 0; | |
2985 #endif | |
2986 | |
2987 return ( | |
2988 #ifdef USE_MCH_ACCESS | |
2989 # ifdef UNIX | |
2990 (perm & 0222) == 0 || | |
2991 # endif | |
2992 mch_access((char *)fname, W_OK) | |
2993 #else | |
2994 (fd = mch_open((char *)fname, O_RDWR | O_EXTRA, 0)) < 0 | |
2995 ? TRUE : (close(fd), FALSE) | |
2996 #endif | |
2997 ); | |
2998 } | |
2999 | |
3000 | |
3001 /* | |
589 | 3002 * buf_write() - write to file "fname" lines "start" through "end" |
7 | 3003 * |
3004 * We do our own buffering here because fwrite() is so slow. | |
3005 * | |
589 | 3006 * If "forceit" is true, we don't care for errors when attempting backups. |
3007 * In case of an error everything possible is done to restore the original | |
1698 | 3008 * file. But when "forceit" is TRUE, we risk losing it. |
589 | 3009 * |
3010 * When "reset_changed" is TRUE and "append" == FALSE and "start" == 1 and | |
3011 * "end" == curbuf->b_ml.ml_line_count, reset curbuf->b_changed. | |
7 | 3012 * |
3013 * This function must NOT use NameBuff (because it's called by autowrite()). | |
3014 * | |
3015 * return FAIL for failure, OK otherwise | |
3016 */ | |
3017 int | |
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|
3018 buf_write( |
f86adafb28d4
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diff
changeset
|
3019 buf_T *buf, |
f86adafb28d4
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changeset
|
3020 char_u *fname, |
f86adafb28d4
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diff
changeset
|
3021 char_u *sfname, |
f86adafb28d4
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parents:
7801
diff
changeset
|
3022 linenr_T start, |
f86adafb28d4
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diff
changeset
|
3023 linenr_T end, |
f86adafb28d4
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Christian Brabandt <cb@256bit.org>
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7801
diff
changeset
|
3024 exarg_T *eap, /* for forced 'ff' and 'fenc', can be |
7 | 3025 NULL! */ |
7819
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parents:
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diff
changeset
|
3026 int append, /* append to the file */ |
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
3027 int forceit, |
f86adafb28d4
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Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
3028 int reset_changed, |
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
3029 int filtering) |
7 | 3030 { |
3031 int fd; | |
3032 char_u *backup = NULL; | |
3033 int backup_copy = FALSE; /* copy the original file? */ | |
3034 int dobackup; | |
3035 char_u *ffname; | |
3036 char_u *wfname = NULL; /* name of file to write to */ | |
3037 char_u *s; | |
3038 char_u *ptr; | |
3039 char_u c; | |
3040 int len; | |
3041 linenr_T lnum; | |
3042 long nchars; | |
3043 char_u *errmsg = NULL; | |
1947 | 3044 int errmsg_allocated = FALSE; |
7 | 3045 char_u *errnum = NULL; |
3046 char_u *buffer; | |
3047 char_u smallbuf[SMBUFSIZE]; | |
3048 char_u *backup_ext; | |
3049 int bufsize; | |
3050 long perm; /* file permissions */ | |
3051 int retval = OK; | |
3052 int newfile = FALSE; /* TRUE if file doesn't exist yet */ | |
3053 int msg_save = msg_scroll; | |
3054 int overwriting; /* TRUE if writing over original */ | |
3055 int no_eol = FALSE; /* no end-of-line written */ | |
3056 int device = FALSE; /* writing to a device */ | |
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parents:
9291
diff
changeset
|
3057 stat_T st_old; |
7 | 3058 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
|
3059 int checking_conversion; |
7 | 3060 int file_readonly = FALSE; /* overwritten file is read-only */ |
3061 static char *err_readonly = "is read-only (cannot override: \"W\" in 'cpoptions')"; | |
9536
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Christian Brabandt <cb@256bit.org>
parents:
9509
diff
changeset
|
3062 #if defined(UNIX) /*XXX fix me sometime? */ |
7 | 3063 int made_writable = FALSE; /* 'w' bit has been set */ |
3064 #endif | |
3065 /* writing everything */ | |
3066 int whole = (start == 1 && end == buf->b_ml.ml_line_count); | |
3067 linenr_T old_line_count = buf->b_ml.ml_line_count; | |
3068 int attr; | |
3069 int fileformat; | |
3070 int write_bin; | |
3071 struct bw_info write_info; /* info for buf_write_bytes() */ | |
3072 int converted = FALSE; | |
3073 int notconverted = FALSE; | |
3074 char_u *fenc; /* effective 'fileencoding' */ | |
3075 char_u *fenc_tofree = NULL; /* allocated "fenc" */ | |
3076 #ifdef HAS_BW_FLAGS | |
3077 int wb_flags = 0; | |
3078 #endif | |
3079 #ifdef HAVE_ACL | |
3080 vim_acl_T acl = NULL; /* ACL copied from original file to | |
3081 backup or new file */ | |
3082 #endif | |
2214
f8222d1f9a73
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diff
changeset
|
3083 #ifdef FEAT_PERSISTENT_UNDO |
f8222d1f9a73
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parents:
2210
diff
changeset
|
3084 int write_undo_file = FALSE; |
f8222d1f9a73
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parents:
2210
diff
changeset
|
3085 context_sha256_T sha_ctx; |
f8222d1f9a73
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Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
3086 #endif |
6243 | 3087 unsigned int bkc = get_bkc_value(buf); |
7 | 3088 |
3089 if (fname == NULL || *fname == NUL) /* safety check */ | |
3090 return FAIL; | |
2028 | 3091 if (buf->b_ml.ml_mfp == NULL) |
3092 { | |
3093 /* This can happen during startup when there is a stray "w" in the | |
3094 * vimrc file. */ | |
15470
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patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15442
diff
changeset
|
3095 emsg(_(e_emptybuf)); |
2028 | 3096 return FAIL; |
3097 } | |
7 | 3098 |
3099 /* | |
3100 * Disallow writing from .exrc and .vimrc in current directory for | |
3101 * security reasons. | |
3102 */ | |
3103 if (check_secure()) | |
3104 return FAIL; | |
3105 | |
3106 /* Avoid a crash for a long name. */ | |
3107 if (STRLEN(fname) >= MAXPATHL) | |
3108 { | |
15470
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patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15442
diff
changeset
|
3109 emsg(_(e_longname)); |
7 | 3110 return FAIL; |
3111 } | |
3112 | |
3113 /* must init bw_conv_buf and bw_iconv_fd before jumping to "fail" */ | |
3114 write_info.bw_conv_buf = NULL; | |
3115 write_info.bw_conv_error = FALSE; | |
1947 | 3116 write_info.bw_conv_error_lnum = 0; |
7 | 3117 write_info.bw_restlen = 0; |
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
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15555
diff
changeset
|
3118 #ifdef USE_ICONV |
7 | 3119 write_info.bw_iconv_fd = (iconv_t)-1; |
3120 #endif | |
6122 | 3121 #ifdef FEAT_CRYPT |
3122 write_info.bw_buffer = buf; | |
3123 #endif | |
7 | 3124 |
167 | 3125 /* After writing a file changedtick changes but we don't want to display |
3126 * the line. */ | |
3127 ex_no_reprint = TRUE; | |
3128 | |
7 | 3129 /* |
3130 * If there is no file name yet, use the one for the written file. | |
3131 * BF_NOTEDITED is set to reflect this (in case the write fails). | |
3132 * Don't do this when the write is for a filter command. | |
589 | 3133 * Don't do this when appending. |
3134 * Only do this when 'cpoptions' contains the 'F' flag. | |
7 | 3135 */ |
633 | 3136 if (buf->b_ffname == NULL |
3137 && reset_changed | |
7 | 3138 && whole |
3139 && buf == curbuf | |
236 | 3140 #ifdef FEAT_QUICKFIX |
17095
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patch 8.1.1547: functionality of bt_nofile() is confusing
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16996
diff
changeset
|
3141 && !bt_nofilename(buf) |
236 | 3142 #endif |
7 | 3143 && !filtering |
589 | 3144 && (!append || vim_strchr(p_cpo, CPO_FNAMEAPP) != NULL) |
7 | 3145 && vim_strchr(p_cpo, CPO_FNAMEW) != NULL) |
3146 { | |
633 | 3147 if (set_rw_fname(fname, sfname) == FAIL) |
7 | 3148 return FAIL; |
633 | 3149 buf = curbuf; /* just in case autocmds made "buf" invalid */ |
7 | 3150 } |
3151 | |
3152 if (sfname == NULL) | |
3153 sfname = fname; | |
3154 /* | |
3155 * For Unix: Use the short file name whenever possible. | |
3156 * Avoids problems with networks and when directory names are changed. | |
3157 * Don't do this for MS-DOS, a "cd" in a sub-shell may have moved us to | |
3158 * another directory, which we don't detect | |
3159 */ | |
3160 ffname = fname; /* remember full fname */ | |
3161 #ifdef UNIX | |
3162 fname = sfname; | |
3163 #endif | |
3164 | |
3165 if (buf->b_ffname != NULL && fnamecmp(ffname, buf->b_ffname) == 0) | |
3166 overwriting = TRUE; | |
3167 else | |
3168 overwriting = FALSE; | |
3169 | |
3170 if (exiting) | |
4352 | 3171 settmode(TMODE_COOK); /* when exiting allow typeahead now */ |
7 | 3172 |
3173 ++no_wait_return; /* don't wait for return yet */ | |
3174 | |
3175 /* | |
3176 * Set '[ and '] marks to the lines to be written. | |
3177 */ | |
3178 buf->b_op_start.lnum = start; | |
3179 buf->b_op_start.col = 0; | |
3180 buf->b_op_end.lnum = end; | |
3181 buf->b_op_end.col = 0; | |
3182 | |
3183 { | |
3184 aco_save_T aco; | |
3185 int buf_ffname = FALSE; | |
3186 int buf_sfname = FALSE; | |
3187 int buf_fname_f = FALSE; | |
3188 int buf_fname_s = FALSE; | |
3189 int did_cmd = FALSE; | |
17 | 3190 int nofile_err = FALSE; |
161 | 3191 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
|
3192 bufref_T bufref; |
7 | 3193 |
3194 /* | |
4352 | 3195 * Apply PRE autocommands. |
7 | 3196 * Set curbuf to the buffer to be written. |
3197 * Careful: The autocommands may call buf_write() recursively! | |
3198 */ | |
3199 if (ffname == buf->b_ffname) | |
3200 buf_ffname = TRUE; | |
3201 if (sfname == buf->b_sfname) | |
3202 buf_sfname = TRUE; | |
3203 if (fname == buf->b_ffname) | |
3204 buf_fname_f = TRUE; | |
3205 if (fname == buf->b_sfname) | |
3206 buf_fname_s = TRUE; | |
3207 | |
3208 /* set curwin/curbuf to buf and save a few things */ | |
3209 aucmd_prepbuf(&aco, buf); | |
9487
69ed2c9d34a6
commit https://github.com/vim/vim/commit/7c0a2f367f2507669560b1a66423155c70d2e75b
Christian Brabandt <cb@256bit.org>
parents:
9391
diff
changeset
|
3210 set_bufref(&bufref, buf); |
7 | 3211 |
3212 if (append) | |
3213 { | |
3214 if (!(did_cmd = apply_autocmds_exarg(EVENT_FILEAPPENDCMD, | |
3215 sfname, sfname, FALSE, curbuf, eap))) | |
17 | 3216 { |
635 | 3217 #ifdef FEAT_QUICKFIX |
17095
10e0d7d96cb0
patch 8.1.1547: functionality of bt_nofile() is confusing
Bram Moolenaar <Bram@vim.org>
parents:
16996
diff
changeset
|
3218 if (overwriting && bt_nofilename(curbuf)) |
17 | 3219 nofile_err = TRUE; |
3220 else | |
635 | 3221 #endif |
17 | 3222 apply_autocmds_exarg(EVENT_FILEAPPENDPRE, |
7 | 3223 sfname, sfname, FALSE, curbuf, eap); |
17 | 3224 } |
7 | 3225 } |
3226 else if (filtering) | |
3227 { | |
3228 apply_autocmds_exarg(EVENT_FILTERWRITEPRE, | |
3229 NULL, sfname, FALSE, curbuf, eap); | |
3230 } | |
3231 else if (reset_changed && whole) | |
3232 { | |
3036 | 3233 int was_changed = curbufIsChanged(); |
3234 | |
3235 did_cmd = apply_autocmds_exarg(EVENT_BUFWRITECMD, | |
3236 sfname, sfname, FALSE, curbuf, eap); | |
3237 if (did_cmd) | |
3238 { | |
3239 if (was_changed && !curbufIsChanged()) | |
3240 { | |
3241 /* Written everything correctly and BufWriteCmd has reset | |
3242 * 'modified': Correct the undo information so that an | |
3243 * undo now sets 'modified'. */ | |
3244 u_unchanged(curbuf); | |
3245 u_update_save_nr(curbuf); | |
3246 } | |
3247 } | |
3248 else | |
17 | 3249 { |
635 | 3250 #ifdef FEAT_QUICKFIX |
17095
10e0d7d96cb0
patch 8.1.1547: functionality of bt_nofile() is confusing
Bram Moolenaar <Bram@vim.org>
parents:
16996
diff
changeset
|
3251 if (overwriting && bt_nofilename(curbuf)) |
17 | 3252 nofile_err = TRUE; |
3253 else | |
635 | 3254 #endif |
17 | 3255 apply_autocmds_exarg(EVENT_BUFWRITEPRE, |
7 | 3256 sfname, sfname, FALSE, curbuf, eap); |
17 | 3257 } |
7 | 3258 } |
3259 else | |
3260 { | |
3261 if (!(did_cmd = apply_autocmds_exarg(EVENT_FILEWRITECMD, | |
3262 sfname, sfname, FALSE, curbuf, eap))) | |
17 | 3263 { |
635 | 3264 #ifdef FEAT_QUICKFIX |
17095
10e0d7d96cb0
patch 8.1.1547: functionality of bt_nofile() is confusing
Bram Moolenaar <Bram@vim.org>
parents:
16996
diff
changeset
|
3265 if (overwriting && bt_nofilename(curbuf)) |
17 | 3266 nofile_err = TRUE; |
3267 else | |
635 | 3268 #endif |
17 | 3269 apply_autocmds_exarg(EVENT_FILEWRITEPRE, |
7 | 3270 sfname, sfname, FALSE, curbuf, eap); |
17 | 3271 } |
7 | 3272 } |
3273 | |
3274 /* restore curwin/curbuf and a few other things */ | |
3275 aucmd_restbuf(&aco); | |
3276 | |
3277 /* | |
3278 * In three situations we return here and don't write the file: | |
3279 * 1. the autocommands deleted or unloaded the buffer. | |
3280 * 2. The autocommands abort script processing. | |
3281 * 3. If one of the "Cmd" autocommands was executed. | |
3282 */ | |
9487
69ed2c9d34a6
commit https://github.com/vim/vim/commit/7c0a2f367f2507669560b1a66423155c70d2e75b
Christian Brabandt <cb@256bit.org>
parents:
9391
diff
changeset
|
3283 if (!bufref_valid(&bufref)) |
7 | 3284 buf = NULL; |
161 | 3285 if (buf == NULL || (buf->b_ml.ml_mfp == NULL && !empty_memline) |
532 | 3286 || did_cmd || nofile_err |
3287 #ifdef FEAT_EVAL | |
3288 || aborting() | |
3289 #endif | |
3290 ) | |
7 | 3291 { |
3292 --no_wait_return; | |
3293 msg_scroll = msg_save; | |
17 | 3294 if (nofile_err) |
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15442
diff
changeset
|
3295 emsg(_("E676: No matching autocommands for acwrite buffer")); |
17 | 3296 |
532 | 3297 if (nofile_err |
3298 #ifdef FEAT_EVAL | |
3299 || aborting() | |
3300 #endif | |
3301 ) | |
7 | 3302 /* An aborting error, interrupt or exception in the |
3303 * autocommands. */ | |
3304 return FAIL; | |
3305 if (did_cmd) | |
3306 { | |
3307 if (buf == NULL) | |
3308 /* The buffer was deleted. We assume it was written | |
3309 * (can't retry anyway). */ | |
3310 return OK; | |
3311 if (overwriting) | |
3312 { | |
3313 /* Assume the buffer was written, update the timestamp. */ | |
3314 ml_timestamp(buf); | |
589 | 3315 if (append) |
3316 buf->b_flags &= ~BF_NEW; | |
3317 else | |
3318 buf->b_flags &= ~BF_WRITE_MASK; | |
7 | 3319 } |
589 | 3320 if (reset_changed && buf->b_changed && !append |
39 | 3321 && (overwriting || vim_strchr(p_cpo, CPO_PLUS) != NULL)) |
7 | 3322 /* Buffer still changed, the autocommands didn't work |
3323 * properly. */ | |
3324 return FAIL; | |
3325 return OK; | |
3326 } | |
3327 #ifdef FEAT_EVAL | |
3328 if (!aborting()) | |
3329 #endif | |
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15442
diff
changeset
|
3330 emsg(_("E203: Autocommands deleted or unloaded buffer to be written")); |
7 | 3331 return FAIL; |
3332 } | |
3333 | |
3334 /* | |
3335 * The autocommands may have changed the number of lines in the file. | |
3336 * When writing the whole file, adjust the end. | |
3337 * When writing part of the file, assume that the autocommands only | |
3338 * changed the number of lines that are to be written (tricky!). | |
3339 */ | |
3340 if (buf->b_ml.ml_line_count != old_line_count) | |
3341 { | |
3342 if (whole) /* write all */ | |
3343 end = buf->b_ml.ml_line_count; | |
3344 else if (buf->b_ml.ml_line_count > old_line_count) /* more lines */ | |
3345 end += buf->b_ml.ml_line_count - old_line_count; | |
3346 else /* less lines */ | |
3347 { | |
3348 end -= old_line_count - buf->b_ml.ml_line_count; | |
3349 if (end < start) | |
3350 { | |
3351 --no_wait_return; | |
3352 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
|
3353 emsg(_("E204: Autocommand changed number of lines in unexpected way")); |
7 | 3354 return FAIL; |
3355 } | |
3356 } | |
3357 } | |
3358 | |
3359 /* | |
3360 * The autocommands may have changed the name of the buffer, which may | |
3361 * be kept in fname, ffname and sfname. | |
3362 */ | |
3363 if (buf_ffname) | |
3364 ffname = buf->b_ffname; | |
3365 if (buf_sfname) | |
3366 sfname = buf->b_sfname; | |
3367 if (buf_fname_f) | |
3368 fname = buf->b_ffname; | |
3369 if (buf_fname_s) | |
3370 fname = buf->b_sfname; | |
3371 } | |
3372 | |
3373 #ifdef FEAT_NETBEANS_INTG | |
2210 | 3374 if (netbeans_active() && isNetbeansBuffer(buf)) |
7 | 3375 { |
3376 if (whole) | |
3377 { | |
3378 /* | |
3379 * b_changed can be 0 after an undo, but we still need to write | |
3380 * the buffer to NetBeans. | |
3381 */ | |
3382 if (buf->b_changed || isNetbeansModified(buf)) | |
3383 { | |
33 | 3384 --no_wait_return; /* may wait for return now */ |
3385 msg_scroll = msg_save; | |
3386 netbeans_save_buffer(buf); /* no error checking... */ | |
7 | 3387 return retval; |
3388 } | |
3389 else | |
3390 { | |
3391 errnum = (char_u *)"E656: "; | |
1653 | 3392 errmsg = (char_u *)_("NetBeans disallows writes of unmodified buffers"); |
7 | 3393 buffer = NULL; |
3394 goto fail; | |
3395 } | |
3396 } | |
3397 else | |
3398 { | |
3399 errnum = (char_u *)"E657: "; | |
3400 errmsg = (char_u *)_("Partial writes disallowed for NetBeans buffers"); | |
3401 buffer = NULL; | |
3402 goto fail; | |
3403 } | |
3404 } | |
3405 #endif | |
3406 | |
3407 if (shortmess(SHM_OVER) && !exiting) | |
3408 msg_scroll = FALSE; /* overwrite previous file message */ | |
3409 else | |
3410 msg_scroll = TRUE; /* don't overwrite previous file message */ | |
3411 if (!filtering) | |
3412 filemess(buf, | |
3413 #ifndef UNIX | |
3414 sfname, | |
3415 #else | |
3416 fname, | |
3417 #endif | |
3418 (char_u *)"", 0); /* show that we are busy */ | |
3419 msg_scroll = FALSE; /* always overwrite the file message now */ | |
3420 | |
3421 buffer = alloc(BUFSIZE); | |
3422 if (buffer == NULL) /* can't allocate big buffer, use small | |
3423 * one (to be able to write when out of | |
3424 * memory) */ | |
3425 { | |
3426 buffer = smallbuf; | |
3427 bufsize = SMBUFSIZE; | |
3428 } | |
3429 else | |
3430 bufsize = BUFSIZE; | |
3431 | |
3432 /* | |
3433 * Get information about original file (if there is one). | |
3434 */ | |
7410
08e62c4fc17d
commit https://github.com/vim/vim/commit/53076830fea6df737455523f7e235bfe4f79864d
Christian Brabandt <cb@256bit.org>
parents:
7408
diff
changeset
|
3435 #if defined(UNIX) |
1438 | 3436 st_old.st_dev = 0; |
3437 st_old.st_ino = 0; | |
7 | 3438 perm = -1; |
3439 if (mch_stat((char *)fname, &st_old) < 0) | |
3440 newfile = TRUE; | |
3441 else | |
3442 { | |
3443 perm = st_old.st_mode; | |
3444 if (!S_ISREG(st_old.st_mode)) /* not a file */ | |
3445 { | |
3446 if (S_ISDIR(st_old.st_mode)) | |
3447 { | |
3448 errnum = (char_u *)"E502: "; | |
3449 errmsg = (char_u *)_("is a directory"); | |
3450 goto fail; | |
3451 } | |
3452 if (mch_nodetype(fname) != NODE_WRITABLE) | |
3453 { | |
3454 errnum = (char_u *)"E503: "; | |
3455 errmsg = (char_u *)_("is not a file or writable device"); | |
3456 goto fail; | |
3457 } | |
3458 /* It's a device of some kind (or a fifo) which we can write to | |
3459 * but for which we can't make a backup. */ | |
3460 device = TRUE; | |
3461 newfile = TRUE; | |
3462 perm = -1; | |
3463 } | |
3464 } | |
3465 #else /* !UNIX */ | |
3466 /* | |
3467 * Check for a writable device name. | |
3468 */ | |
3469 c = mch_nodetype(fname); | |
3470 if (c == NODE_OTHER) | |
3471 { | |
3472 errnum = (char_u *)"E503: "; | |
3473 errmsg = (char_u *)_("is not a file or writable device"); | |
3474 goto fail; | |
3475 } | |
3476 if (c == NODE_WRITABLE) | |
3477 { | |
8212
05b88224cea1
commit https://github.com/vim/vim/commit/48e330aff911be1c798c88a973af6437a8141fce
Christian Brabandt <cb@256bit.org>
parents:
8080
diff
changeset
|
3478 # if defined(MSWIN) |
1004 | 3479 /* MS-Windows allows opening a device, but we will probably get stuck |
3480 * trying to write to it. */ | |
3481 if (!p_odev) | |
3482 { | |
3483 errnum = (char_u *)"E796: "; | |
3484 errmsg = (char_u *)_("writing to device disabled with 'opendevice' option"); | |
3485 goto fail; | |
3486 } | |
3487 # endif | |
7 | 3488 device = TRUE; |
3489 newfile = TRUE; | |
3490 perm = -1; | |
3491 } | |
3492 else | |
3493 { | |
3494 perm = mch_getperm(fname); | |
3495 if (perm < 0) | |
3496 newfile = TRUE; | |
3497 else if (mch_isdir(fname)) | |
3498 { | |
3499 errnum = (char_u *)"E502: "; | |
3500 errmsg = (char_u *)_("is a directory"); | |
3501 goto fail; | |
3502 } | |
3503 if (overwriting) | |
3504 (void)mch_stat((char *)fname, &st_old); | |
3505 } | |
3506 #endif /* !UNIX */ | |
3507 | |
3508 if (!device && !newfile) | |
3509 { | |
3510 /* | |
3511 * Check if the file is really writable (when renaming the file to | |
3512 * make a backup we won't discover it later). | |
3513 */ | |
1303 | 3514 file_readonly = check_file_readonly(fname, (int)perm); |
3515 | |
7 | 3516 if (!forceit && file_readonly) |
3517 { | |
3518 if (vim_strchr(p_cpo, CPO_FWRITE) != NULL) | |
3519 { | |
3520 errnum = (char_u *)"E504: "; | |
3521 errmsg = (char_u *)_(err_readonly); | |
3522 } | |
3523 else | |
3524 { | |
3525 errnum = (char_u *)"E505: "; | |
3526 errmsg = (char_u *)_("is read-only (add ! to override)"); | |
3527 } | |
3528 goto fail; | |
3529 } | |
3530 | |
3531 /* | |
3532 * Check if the timestamp hasn't changed since reading the file. | |
3533 */ | |
3534 if (overwriting) | |
3535 { | |
3536 retval = check_mtime(buf, &st_old); | |
3537 if (retval == FAIL) | |
3538 goto fail; | |
3539 } | |
3540 } | |
3541 | |
3542 #ifdef HAVE_ACL | |
3543 /* | |
3544 * For systems that support ACL: get the ACL from the original file. | |
3545 */ | |
3546 if (!newfile) | |
3547 acl = mch_get_acl(fname); | |
3548 #endif | |
3549 | |
3550 /* | |
3551 * If 'backupskip' is not empty, don't make a backup for some files. | |
3552 */ | |
3553 dobackup = (p_wb || p_bk || *p_pm != NUL); | |
3554 #ifdef FEAT_WILDIGN | |
3555 if (dobackup && *p_bsk != NUL && match_file_list(p_bsk, sfname, ffname)) | |
3556 dobackup = FALSE; | |
3557 #endif | |
3558 | |
3559 /* | |
3560 * Save the value of got_int and reset it. We don't want a previous | |
3561 * interruption cancel writing, only hitting CTRL-C while writing should | |
3562 * abort it. | |
3563 */ | |
3564 prev_got_int = got_int; | |
3565 got_int = FALSE; | |
3566 | |
3567 /* Mark the buffer as 'being saved' to prevent changed buffer warnings */ | |
3568 buf->b_saving = TRUE; | |
3569 | |
3570 /* | |
3571 * If we are not appending or filtering, the file exists, and the | |
3572 * 'writebackup', 'backup' or 'patchmode' option is set, need a backup. | |
3573 * When 'patchmode' is set also make a backup when appending. | |
3574 * | |
3575 * Do not make any backup, if 'writebackup' and 'backup' are both switched | |
3576 * off. This helps when editing large files on almost-full disks. | |
3577 */ | |
3578 if (!(append && *p_pm == NUL) && !filtering && perm >= 0 && dobackup) | |
3579 { | |
15868
7fad90423bd2
patch 8.1.0941: macros for MS-Windows are inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15840
diff
changeset
|
3580 #if defined(UNIX) || defined(MSWIN) |
9387
f094d4085014
commit https://github.com/vim/vim/commit/8767f52fbfd4f053ce00a978227c95f1d7d323fe
Christian Brabandt <cb@256bit.org>
parents:
9291
diff
changeset
|
3581 stat_T st; |
7 | 3582 #endif |
3583 | |
6243 | 3584 if ((bkc & BKC_YES) || append) /* "yes" */ |
7 | 3585 backup_copy = TRUE; |
15868
7fad90423bd2
patch 8.1.0941: macros for MS-Windows are inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15840
diff
changeset
|
3586 #if defined(UNIX) || defined(MSWIN) |
6243 | 3587 else if ((bkc & BKC_AUTO)) /* "auto" */ |
7 | 3588 { |
3589 int i; | |
3590 | |
3591 # ifdef UNIX | |
3592 /* | |
3593 * Don't rename the file when: | |
3594 * - it's a hard link | |
3595 * - it's a symbolic link | |
3596 * - we don't have write permission in the directory | |
3597 * - we can't set the owner/group of the new file | |
3598 */ | |
3599 if (st_old.st_nlink > 1 | |
3600 || mch_lstat((char *)fname, &st) < 0 | |
3601 || st.st_dev != st_old.st_dev | |
557 | 3602 || st.st_ino != st_old.st_ino |
3603 # ifndef HAVE_FCHOWN | |
3604 || st.st_uid != st_old.st_uid | |
3605 || st.st_gid != st_old.st_gid | |
3606 # endif | |
3607 ) | |
7 | 3608 backup_copy = TRUE; |
3609 else | |
696 | 3610 # else |
15868
7fad90423bd2
patch 8.1.0941: macros for MS-Windows are inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15840
diff
changeset
|
3611 # ifdef MSWIN |
696 | 3612 /* On NTFS file systems hard links are possible. */ |
3613 if (mch_is_linked(fname)) | |
3614 backup_copy = TRUE; | |
3615 else | |
3616 # endif | |
7 | 3617 # endif |
3618 { | |
3619 /* | |
3620 * Check if we can create a file and set the owner/group to | |
3621 * the ones from the original file. | |
3622 * First find a file name that doesn't exist yet (use some | |
3623 * arbitrary numbers). | |
3624 */ | |
3625 STRCPY(IObuff, fname); | |
3626 for (i = 4913; ; i += 123) | |
3627 { | |
3628 sprintf((char *)gettail(IObuff), "%d", i); | |
557 | 3629 if (mch_lstat((char *)IObuff, &st) < 0) |
7 | 3630 break; |
3631 } | |
557 | 3632 fd = mch_open((char *)IObuff, |
3633 O_CREAT|O_WRONLY|O_EXCL|O_NOFOLLOW, perm); | |
7 | 3634 if (fd < 0) /* can't write in directory */ |
3635 backup_copy = TRUE; | |
3636 else | |
3637 { | |
3638 # ifdef UNIX | |
557 | 3639 # 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
|
3640 vim_ignored = fchown(fd, st_old.st_uid, st_old.st_gid); |
557 | 3641 # endif |
7 | 3642 if (mch_stat((char *)IObuff, &st) < 0 |
3643 || st.st_uid != st_old.st_uid | |
3644 || st.st_gid != st_old.st_gid | |
1877 | 3645 || (long)st.st_mode != perm) |
7 | 3646 backup_copy = TRUE; |
3647 # endif | |
567 | 3648 /* Close the file before removing it, on MS-Windows we |
3649 * can't delete an open file. */ | |
3650 close(fd); | |
7 | 3651 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
|
3652 # 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
|
3653 /* 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
|
3654 * 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
|
3655 * second. */ |
0dffdd8f8871
Fixed: on MS-Windows sometimes files with number 4913 or higher are left
Bram Moolenaar <bram@vim.org>
parents:
2482
diff
changeset
|
3656 { |
0dffdd8f8871
Fixed: on MS-Windows sometimes files with number 4913 or higher are left
Bram Moolenaar <bram@vim.org>
parents:
2482
diff
changeset
|
3657 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
|
3658 |
0dffdd8f8871
Fixed: on MS-Windows sometimes files with number 4913 or higher are left
Bram Moolenaar <bram@vim.org>
parents:
2482
diff
changeset
|
3659 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
|
3660 { |
0dffdd8f8871
Fixed: on MS-Windows sometimes files with number 4913 or higher are left
Bram Moolenaar <bram@vim.org>
parents:
2482
diff
changeset
|
3661 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
|
3662 break; |
0dffdd8f8871
Fixed: on MS-Windows sometimes files with number 4913 or higher are left
Bram Moolenaar <bram@vim.org>
parents:
2482
diff
changeset
|
3663 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
|
3664 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
|
3665 } |
0dffdd8f8871
Fixed: on MS-Windows sometimes files with number 4913 or higher are left
Bram Moolenaar <bram@vim.org>
parents:
2482
diff
changeset
|
3666 } |
0dffdd8f8871
Fixed: on MS-Windows sometimes files with number 4913 or higher are left
Bram Moolenaar <bram@vim.org>
parents:
2482
diff
changeset
|
3667 # endif |
7 | 3668 } |
3669 } | |
3670 } | |
3671 | |
3672 /* | |
3673 * Break symlinks and/or hardlinks if we've been asked to. | |
3674 */ | |
6243 | 3675 if ((bkc & BKC_BREAKSYMLINK) || (bkc & BKC_BREAKHARDLINK)) |
7 | 3676 { |
4872
fa98c2b030ed
updated for version 7.3.1182
Bram Moolenaar <bram@vim.org>
parents:
4861
diff
changeset
|
3677 # ifdef UNIX |
7 | 3678 int lstat_res; |
3679 | |
3680 lstat_res = mch_lstat((char *)fname, &st); | |
3681 | |
3682 /* Symlinks. */ | |
6243 | 3683 if ((bkc & BKC_BREAKSYMLINK) |
7 | 3684 && lstat_res == 0 |
3685 && st.st_ino != st_old.st_ino) | |
3686 backup_copy = FALSE; | |
3687 | |
3688 /* Hardlinks. */ | |
6243 | 3689 if ((bkc & BKC_BREAKHARDLINK) |
7 | 3690 && st_old.st_nlink > 1 |
3691 && (lstat_res != 0 || st.st_ino == st_old.st_ino)) | |
3692 backup_copy = FALSE; | |
4872
fa98c2b030ed
updated for version 7.3.1182
Bram Moolenaar <bram@vim.org>
parents:
4861
diff
changeset
|
3693 # else |
15868
7fad90423bd2
patch 8.1.0941: macros for MS-Windows are inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15840
diff
changeset
|
3694 # if defined(MSWIN) |
4872
fa98c2b030ed
updated for version 7.3.1182
Bram Moolenaar <bram@vim.org>
parents:
4861
diff
changeset
|
3695 /* Symlinks. */ |
6243 | 3696 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
|
3697 backup_copy = FALSE; |
fa98c2b030ed
updated for version 7.3.1182
Bram Moolenaar <bram@vim.org>
parents:
4861
diff
changeset
|
3698 |
fa98c2b030ed
updated for version 7.3.1182
Bram Moolenaar <bram@vim.org>
parents:
4861
diff
changeset
|
3699 /* Hardlinks. */ |
6243 | 3700 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
|
3701 backup_copy = FALSE; |
fa98c2b030ed
updated for version 7.3.1182
Bram Moolenaar <bram@vim.org>
parents:
4861
diff
changeset
|
3702 # endif |
fa98c2b030ed
updated for version 7.3.1182
Bram Moolenaar <bram@vim.org>
parents:
4861
diff
changeset
|
3703 # endif |
fa98c2b030ed
updated for version 7.3.1182
Bram Moolenaar <bram@vim.org>
parents:
4861
diff
changeset
|
3704 } |
7 | 3705 |
3706 #endif | |
3707 | |
3708 /* make sure we have a valid backup extension to use */ | |
3709 if (*p_bex == NUL) | |
3710 backup_ext = (char_u *)".bak"; | |
3711 else | |
3712 backup_ext = p_bex; | |
3713 | |
3714 if (backup_copy | |
3715 && (fd = mch_open((char *)fname, O_RDONLY | O_EXTRA, 0)) >= 0) | |
3716 { | |
3717 int bfd; | |
3718 char_u *copybuf, *wp; | |
3719 int some_error = FALSE; | |
9387
f094d4085014
commit https://github.com/vim/vim/commit/8767f52fbfd4f053ce00a978227c95f1d7d323fe
Christian Brabandt <cb@256bit.org>
parents:
9291
diff
changeset
|
3720 stat_T st_new; |
7 | 3721 char_u *dirp; |
3722 char_u *rootname; | |
15868
7fad90423bd2
patch 8.1.0941: macros for MS-Windows are inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15840
diff
changeset
|
3723 #if defined(UNIX) || defined(MSWIN) |
14475
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
3724 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
|
3725 #endif |
8212
05b88224cea1
commit https://github.com/vim/vim/commit/48e330aff911be1c798c88a973af6437a8141fce
Christian Brabandt <cb@256bit.org>
parents:
8080
diff
changeset
|
3726 #if defined(UNIX) |
7 | 3727 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
|
3728 mode_t umask_save; |
7 | 3729 #endif |
3730 | |
3731 copybuf = alloc(BUFSIZE + 1); | |
3732 if (copybuf == NULL) | |
3733 { | |
3734 some_error = TRUE; /* out of memory */ | |
3735 goto nobackup; | |
3736 } | |
3737 | |
3738 /* | |
3739 * Try to make the backup in each directory in the 'bdir' option. | |
3740 * | |
3741 * Unix semantics has it, that we may have a writable file, | |
3742 * that cannot be recreated with a simple open(..., O_CREAT, ) e.g: | |
3743 * - the directory is not writable, | |
3744 * - the file may be a symbolic link, | |
3745 * - the file may belong to another user/group, etc. | |
3746 * | |
3747 * For these reasons, the existing writable file must be truncated | |
3748 * and reused. Creation of a backup COPY will be attempted. | |
3749 */ | |
3750 dirp = p_bdir; | |
3751 while (*dirp) | |
3752 { | |
3753 #ifdef UNIX | |
3754 st_new.st_ino = 0; | |
3755 st_new.st_dev = 0; | |
3756 st_new.st_gid = 0; | |
3757 #endif | |
3758 | |
3759 /* | |
3760 * Isolate one directory name, using an entry in 'bdir'. | |
3761 */ | |
3762 (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
|
3763 |
15868
7fad90423bd2
patch 8.1.0941: macros for MS-Windows are inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15840
diff
changeset
|
3764 #if defined(UNIX) || defined(MSWIN) |
14475
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
3765 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
|
3766 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
|
3767 // 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
|
3768 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
|
3769 { |
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
3770 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
|
3771 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
|
3772 } |
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
3773 #endif |
7 | 3774 rootname = get_file_in_dir(fname, copybuf); |
3775 if (rootname == NULL) | |
3776 { | |
3777 some_error = TRUE; /* out of memory */ | |
3778 goto nobackup; | |
3779 } | |
3780 | |
8212
05b88224cea1
commit https://github.com/vim/vim/commit/48e330aff911be1c798c88a973af6437a8141fce
Christian Brabandt <cb@256bit.org>
parents:
8080
diff
changeset
|
3781 #if defined(UNIX) |
7 | 3782 did_set_shortname = FALSE; |
3783 #endif | |
3784 | |
3785 /* | |
3786 * May try twice if 'shortname' not set. | |
3787 */ | |
3788 for (;;) | |
3789 { | |
3790 /* | |
14475
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
3791 * Make the backup file name. |
7 | 3792 */ |
14475
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
3793 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
|
3794 backup = buf_modname((buf->b_p_sn || buf->b_shortname), |
7 | 3795 rootname, backup_ext, FALSE); |
3796 if (backup == NULL) | |
3797 { | |
3798 vim_free(rootname); | |
3799 some_error = TRUE; /* out of memory */ | |
3800 goto nobackup; | |
3801 } | |
3802 | |
3803 /* | |
3804 * Check if backup file already exists. | |
3805 */ | |
3806 if (mch_stat((char *)backup, &st_new) >= 0) | |
3807 { | |
3808 #ifdef UNIX | |
3809 /* | |
3810 * Check if backup file is same as original file. | |
3811 * May happen when modname() gave the same file back. | |
3812 * E.g. silly link, or file name-length reached. | |
3813 * If we don't check here, we either ruin the file | |
3814 * when copying or erase it after writing. jw. | |
3815 */ | |
3816 if (st_new.st_dev == st_old.st_dev | |
3817 && st_new.st_ino == st_old.st_ino) | |
3818 { | |
13244
ac42c4b11dbc
patch 8.0.1496: clearing a pointer takes two lines
Christian Brabandt <cb@256bit.org>
parents:
13240
diff
changeset
|
3819 VIM_CLEAR(backup); /* no backup file to delete */ |
7 | 3820 /* |
3821 * may try again with 'shortname' set | |
3822 */ | |
3823 if (!(buf->b_shortname || buf->b_p_sn)) | |
3824 { | |
3825 buf->b_shortname = TRUE; | |
3826 did_set_shortname = TRUE; | |
3827 continue; | |
3828 } | |
3829 /* setting shortname didn't help */ | |
3830 if (did_set_shortname) | |
3831 buf->b_shortname = FALSE; | |
3832 break; | |
3833 } | |
3834 #endif | |
3835 | |
3836 /* | |
3837 * If we are not going to keep the backup file, don't | |
3838 * delete an existing one, try to use another name. | |
3839 * Change one character, just before the extension. | |
3840 */ | |
3841 if (!p_bk) | |
3842 { | |
3843 wp = backup + STRLEN(backup) - 1 | |
3844 - STRLEN(backup_ext); | |
3845 if (wp < backup) /* empty file name ??? */ | |
3846 wp = backup; | |
3847 *wp = 'z'; | |
3848 while (*wp > 'a' | |
3849 && mch_stat((char *)backup, &st_new) >= 0) | |
3850 --*wp; | |
3851 /* They all exist??? Must be something wrong. */ | |
3852 if (*wp == 'a') | |
13244
ac42c4b11dbc
patch 8.0.1496: clearing a pointer takes two lines
Christian Brabandt <cb@256bit.org>
parents:
13240
diff
changeset
|
3853 VIM_CLEAR(backup); |
7 | 3854 } |
3855 } | |
3856 break; | |
3857 } | |
3858 vim_free(rootname); | |
3859 | |
3860 /* | |
3861 * Try to create the backup file | |
3862 */ | |
3863 if (backup != NULL) | |
3864 { | |
3865 /* remove old backup, if present */ | |
3866 mch_remove(backup); | |
3867 /* 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
|
3868 * 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
|
3869 * 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
|
3870 #ifdef UNIX |
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
3871 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
|
3872 #endif |
7 | 3873 bfd = mch_open((char *)backup, |
557 | 3874 O_WRONLY|O_CREAT|O_EXTRA|O_EXCL|O_NOFOLLOW, |
3875 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
|
3876 #ifdef UNIX |
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
3877 (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
|
3878 #endif |
7 | 3879 if (bfd < 0) |
13244
ac42c4b11dbc
patch 8.0.1496: clearing a pointer takes two lines
Christian Brabandt <cb@256bit.org>
parents:
13240
diff
changeset
|
3880 VIM_CLEAR(backup); |
7 | 3881 else |
3882 { | |
12847
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
3883 /* 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
|
3884 * 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
|
3885 * above. */ |
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
3886 #ifndef UNIX |
7 | 3887 (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
|
3888 #else |
7 | 3889 /* |
3890 * Try to set the group of the backup same as the | |
3891 * original file. If this fails, set the protection | |
3892 * bits for the group same as the protection bits for | |
3893 * others. | |
3894 */ | |
557 | 3895 if (st_new.st_gid != st_old.st_gid |
7 | 3896 # ifdef HAVE_FCHOWN /* sequent-ptx lacks fchown() */ |
557 | 3897 && fchown(bfd, (uid_t)-1, st_old.st_gid) != 0 |
7 | 3898 # endif |
3899 ) | |
3900 mch_setperm(backup, | |
3901 (perm & 0707) | ((perm & 07) << 3)); | |
5788 | 3902 # if defined(HAVE_SELINUX) || defined(HAVE_SMACK) |
1583 | 3903 mch_copy_sec(fname, backup); |
3904 # endif | |
7 | 3905 #endif |
3906 | |
3907 /* | |
3908 * copy the file. | |
3909 */ | |
3910 write_info.bw_fd = bfd; | |
3911 write_info.bw_buf = copybuf; | |
3912 #ifdef HAS_BW_FLAGS | |
3913 write_info.bw_flags = FIO_NOCONVERT; | |
3914 #endif | |
2664 | 3915 while ((write_info.bw_len = read_eintr(fd, copybuf, |
7 | 3916 BUFSIZE)) > 0) |
3917 { | |
3918 if (buf_write_bytes(&write_info) == FAIL) | |
3919 { | |
3920 errmsg = (char_u *)_("E506: Can't write to backup file (add ! to override)"); | |
3921 break; | |
3922 } | |
3923 ui_breakcheck(); | |
3924 if (got_int) | |
3925 { | |
3926 errmsg = (char_u *)_(e_interr); | |
3927 break; | |
3928 } | |
3929 } | |
3930 | |
3931 if (close(bfd) < 0 && errmsg == NULL) | |
3932 errmsg = (char_u *)_("E507: Close error for backup file (add ! to override)"); | |
3933 if (write_info.bw_len < 0) | |
3934 errmsg = (char_u *)_("E508: Can't read file for backup (add ! to override)"); | |
3935 #ifdef UNIX | |
3936 set_file_time(backup, st_old.st_atime, st_old.st_mtime); | |
3937 #endif | |
3938 #ifdef HAVE_ACL | |
3939 mch_set_acl(backup, acl); | |
3940 #endif | |
5788 | 3941 #if defined(HAVE_SELINUX) || defined(HAVE_SMACK) |
1583 | 3942 mch_copy_sec(fname, backup); |
3943 #endif | |
7 | 3944 break; |
3945 } | |
3946 } | |
3947 } | |
3948 nobackup: | |
3949 close(fd); /* ignore errors for closing read file */ | |
3950 vim_free(copybuf); | |
3951 | |
3952 if (backup == NULL && errmsg == NULL) | |
3953 errmsg = (char_u *)_("E509: Cannot create backup file (add ! to override)"); | |
3954 /* ignore errors when forceit is TRUE */ | |
3955 if ((some_error || errmsg != NULL) && !forceit) | |
3956 { | |
3957 retval = FAIL; | |
3958 goto fail; | |
3959 } | |
3960 errmsg = NULL; | |
3961 } | |
3962 else | |
3963 { | |
3964 char_u *dirp; | |
3965 char_u *p; | |
3966 char_u *rootname; | |
3967 | |
3968 /* | |
3969 * Make a backup by renaming the original file. | |
3970 */ | |
3971 /* | |
3972 * If 'cpoptions' includes the "W" flag, we don't want to | |
3973 * overwrite a read-only file. But rename may be possible | |
3974 * anyway, thus we need an extra check here. | |
3975 */ | |
3976 if (file_readonly && vim_strchr(p_cpo, CPO_FWRITE) != NULL) | |
3977 { | |
3978 errnum = (char_u *)"E504: "; | |
3979 errmsg = (char_u *)_(err_readonly); | |
3980 goto fail; | |
3981 } | |
3982 | |
3983 /* | |
3984 * | |
3985 * Form the backup file name - change path/fo.o.h to | |
3986 * path/fo.o.h.bak Try all directories in 'backupdir', first one | |
3987 * that works is used. | |
3988 */ | |
3989 dirp = p_bdir; | |
3990 while (*dirp) | |
3991 { | |
3992 /* | |
3993 * Isolate one directory name and make the backup file name. | |
3994 */ | |
3995 (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
|
3996 |
15868
7fad90423bd2
patch 8.1.0941: macros for MS-Windows are inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15840
diff
changeset
|
3997 #if defined(UNIX) || defined(MSWIN) |
14475
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
3998 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
|
3999 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
|
4000 // 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
|
4001 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
|
4002 { |
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
4003 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
|
4004 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
|
4005 } |
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
4006 #endif |
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
4007 if (backup == NULL) |
7 | 4008 { |
14475
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
4009 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
|
4010 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
|
4011 backup = NULL; |
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
4012 else |
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
4013 { |
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
4014 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
|
4015 (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
|
4016 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
|
4017 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
|
4018 } |
7 | 4019 } |
4020 | |
4021 if (backup != NULL) | |
4022 { | |
4023 /* | |
4024 * If we are not going to keep the backup file, don't | |
4025 * delete an existing one, try to use another name. | |
4026 * Change one character, just before the extension. | |
4027 */ | |
4028 if (!p_bk && mch_getperm(backup) >= 0) | |
4029 { | |
4030 p = backup + STRLEN(backup) - 1 - STRLEN(backup_ext); | |
4031 if (p < backup) /* empty file name ??? */ | |
4032 p = backup; | |
4033 *p = 'z'; | |
4034 while (*p > 'a' && mch_getperm(backup) >= 0) | |
4035 --*p; | |
4036 /* They all exist??? Must be something wrong! */ | |
4037 if (*p == 'a') | |
13244
ac42c4b11dbc
patch 8.0.1496: clearing a pointer takes two lines
Christian Brabandt <cb@256bit.org>
parents:
13240
diff
changeset
|
4038 VIM_CLEAR(backup); |
7 | 4039 } |
4040 } | |
4041 if (backup != NULL) | |
4042 { | |
4043 /* | |
531 | 4044 * Delete any existing backup and move the current version |
4045 * to the backup. For safety, we don't remove the backup | |
4046 * until the write has finished successfully. And if the | |
4047 * 'backup' option is set, leave it around. | |
7 | 4048 */ |
4049 /* | |
4050 * If the renaming of the original file to the backup file | |
4051 * works, quit here. | |
4052 */ | |
4053 if (vim_rename(fname, backup) == 0) | |
4054 break; | |
4055 | |
13244
ac42c4b11dbc
patch 8.0.1496: clearing a pointer takes two lines
Christian Brabandt <cb@256bit.org>
parents:
13240
diff
changeset
|
4056 VIM_CLEAR(backup); /* don't do the rename below */ |
7 | 4057 } |
4058 } | |
4059 if (backup == NULL && !forceit) | |
4060 { | |
4061 errmsg = (char_u *)_("E510: Can't make backup file (add ! to override)"); | |
4062 goto fail; | |
4063 } | |
4064 } | |
4065 } | |
4066 | |
7410
08e62c4fc17d
commit https://github.com/vim/vim/commit/53076830fea6df737455523f7e235bfe4f79864d
Christian Brabandt <cb@256bit.org>
parents:
7408
diff
changeset
|
4067 #if defined(UNIX) |
7 | 4068 /* When using ":w!" and the file was read-only: make it writable */ |
4069 if (forceit && perm >= 0 && !(perm & 0200) && st_old.st_uid == getuid() | |
4070 && vim_strchr(p_cpo, CPO_FWRITE) == NULL) | |
4071 { | |
4072 perm |= 0200; | |
4073 (void)mch_setperm(fname, perm); | |
4074 made_writable = TRUE; | |
4075 } | |
4076 #endif | |
4077 | |
819 | 4078 /* When using ":w!" and writing to the current file, 'readonly' makes no |
164 | 4079 * sense, reset it, unless 'Z' appears in 'cpoptions'. */ |
4080 if (forceit && overwriting && vim_strchr(p_cpo, CPO_KEEPRO) == NULL) | |
7 | 4081 { |
4082 buf->b_p_ro = FALSE; | |
4083 #ifdef FEAT_TITLE | |
4084 need_maketitle = TRUE; /* set window title later */ | |
4085 #endif | |
4086 status_redraw_all(); /* redraw status lines later */ | |
4087 } | |
4088 | |
4089 if (end > buf->b_ml.ml_line_count) | |
4090 end = buf->b_ml.ml_line_count; | |
4091 if (buf->b_ml.ml_flags & ML_EMPTY) | |
4092 start = end + 1; | |
4093 | |
4094 /* | |
4095 * If the original file is being overwritten, there is a small chance that | |
4096 * we crash in the middle of writing. Therefore the file is preserved now. | |
4097 * This makes all block numbers positive so that recovery does not need | |
4098 * the original file. | |
4099 * Don't do this if there is a backup file and we are exiting. | |
4100 */ | |
39 | 4101 if (reset_changed && !newfile && overwriting |
7 | 4102 && !(exiting && backup != NULL)) |
4103 { | |
4104 ml_preserve(buf, FALSE); | |
4105 if (got_int) | |
4106 { | |
4107 errmsg = (char_u *)_(e_interr); | |
4108 goto restore_backup; | |
4109 } | |
4110 } | |
4111 | |
4112 #ifdef VMS | |
4113 vms_remove_version(fname); /* remove version */ | |
4114 #endif | |
1651 | 4115 /* Default: write the file directly. May write to a temp file for |
7 | 4116 * multi-byte conversion. */ |
4117 wfname = fname; | |
4118 | |
4119 /* Check for forced 'fileencoding' from "++opt=val" argument. */ | |
4120 if (eap != NULL && eap->force_enc != 0) | |
4121 { | |
4122 fenc = eap->cmd + eap->force_enc; | |
4123 fenc = enc_canonize(fenc); | |
4124 fenc_tofree = fenc; | |
4125 } | |
4126 else | |
4127 fenc = buf->b_p_fenc; | |
4128 | |
4129 /* | |
1948 | 4130 * Check if the file needs to be converted. |
7 | 4131 */ |
1948 | 4132 converted = need_conversion(fenc); |
7 | 4133 |
4134 /* | |
4135 * Check if UTF-8 to UCS-2/4 or Latin1 conversion needs to be done. Or | |
4136 * Latin1 to Unicode conversion. This is handled in buf_write_bytes(). | |
4137 * Prepare the flags for it and allocate bw_conv_buf when needed. | |
4138 */ | |
4139 if (converted && (enc_utf8 || STRCMP(p_enc, "latin1") == 0)) | |
4140 { | |
4141 wb_flags = get_fio_flags(fenc); | |
4142 if (wb_flags & (FIO_UCS2 | FIO_UCS4 | FIO_UTF16 | FIO_UTF8)) | |
4143 { | |
4144 /* Need to allocate a buffer to translate into. */ | |
4145 if (wb_flags & (FIO_UCS2 | FIO_UTF16 | FIO_UTF8)) | |
4146 write_info.bw_conv_buflen = bufsize * 2; | |
4147 else /* FIO_UCS4 */ | |
4148 write_info.bw_conv_buflen = bufsize * 4; | |
16768
695d9ef00b03
patch 8.1.1386: unessesary type casts for lalloc()
Bram Moolenaar <Bram@vim.org>
parents:
16766
diff
changeset
|
4149 write_info.bw_conv_buf = alloc(write_info.bw_conv_buflen); |
7 | 4150 if (write_info.bw_conv_buf == NULL) |
4151 end = 0; | |
4152 } | |
4153 } | |
4154 | |
15868
7fad90423bd2
patch 8.1.0941: macros for MS-Windows are inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15840
diff
changeset
|
4155 #ifdef MSWIN |
7 | 4156 if (converted && wb_flags == 0 && (wb_flags = get_win_fio_flags(fenc)) != 0) |
4157 { | |
4158 /* Convert UTF-8 -> UCS-2 and UCS-2 -> DBCS. Worst-case * 4: */ | |
4159 write_info.bw_conv_buflen = bufsize * 4; | |
16768
695d9ef00b03
patch 8.1.1386: unessesary type casts for lalloc()
Bram Moolenaar <Bram@vim.org>
parents:
16766
diff
changeset
|
4160 write_info.bw_conv_buf = alloc(write_info.bw_conv_buflen); |
7 | 4161 if (write_info.bw_conv_buf == NULL) |
4162 end = 0; | |
4163 } | |
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
4164 #endif |
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
4165 |
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
4166 #ifdef MACOS_CONVERT |
7 | 4167 if (converted && wb_flags == 0 && (wb_flags = get_mac_fio_flags(fenc)) != 0) |
4168 { | |
4169 write_info.bw_conv_buflen = bufsize * 3; | |
16768
695d9ef00b03
patch 8.1.1386: unessesary type casts for lalloc()
Bram Moolenaar <Bram@vim.org>
parents:
16766
diff
changeset
|
4170 write_info.bw_conv_buf = alloc(write_info.bw_conv_buflen); |
7 | 4171 if (write_info.bw_conv_buf == NULL) |
4172 end = 0; | |
4173 } | |
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
4174 #endif |
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
4175 |
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
4176 #if defined(FEAT_EVAL) || defined(USE_ICONV) |
7 | 4177 if (converted && wb_flags == 0) |
4178 { | |
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
4179 # ifdef USE_ICONV |
7 | 4180 /* |
4181 * Use iconv() conversion when conversion is needed and it's not done | |
4182 * internally. | |
4183 */ | |
4184 write_info.bw_iconv_fd = (iconv_t)my_iconv_open(fenc, | |
4185 enc_utf8 ? (char_u *)"utf-8" : p_enc); | |
4186 if (write_info.bw_iconv_fd != (iconv_t)-1) | |
4187 { | |
4188 /* We're going to use iconv(), allocate a buffer to convert in. */ | |
4189 write_info.bw_conv_buflen = bufsize * ICONV_MULT; | |
16768
695d9ef00b03
patch 8.1.1386: unessesary type casts for lalloc()
Bram Moolenaar <Bram@vim.org>
parents:
16766
diff
changeset
|
4190 write_info.bw_conv_buf = alloc(write_info.bw_conv_buflen); |
7 | 4191 if (write_info.bw_conv_buf == NULL) |
4192 end = 0; | |
4193 write_info.bw_first = TRUE; | |
4194 } | |
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
4195 # ifdef FEAT_EVAL |
7 | 4196 else |
4197 # endif | |
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
4198 # endif |
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
4199 |
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
4200 # ifdef FEAT_EVAL |
7 | 4201 /* |
4202 * When the file needs to be converted with 'charconvert' after | |
4203 * writing, write to a temp file instead and let the conversion | |
4204 * overwrite the original file. | |
4205 */ | |
4206 if (*p_ccv != NUL) | |
4207 { | |
6721 | 4208 wfname = vim_tempname('w', FALSE); |
7 | 4209 if (wfname == NULL) /* Can't write without a tempfile! */ |
4210 { | |
4211 errmsg = (char_u *)_("E214: Can't find temp file for writing"); | |
4212 goto restore_backup; | |
4213 } | |
4214 } | |
4215 # endif | |
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
4216 } |
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
4217 #endif |
7 | 4218 if (converted && wb_flags == 0 |
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
4219 #ifdef USE_ICONV |
7 | 4220 && 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
|
4221 # endif |
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
4222 # ifdef FEAT_EVAL |
7 | 4223 && wfname == fname |
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
4224 # endif |
7 | 4225 ) |
4226 { | |
4227 if (!forceit) | |
4228 { | |
4229 errmsg = (char_u *)_("E213: Cannot convert (add ! to write without conversion)"); | |
4230 goto restore_backup; | |
4231 } | |
4232 notconverted = TRUE; | |
4233 } | |
4234 | |
4235 /* | |
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4236 * 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
|
4237 * 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
|
4238 * When not doing conversion this writes for real right away. |
7 | 4239 */ |
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4240 for (checking_conversion = TRUE; ; checking_conversion = FALSE) |
7 | 4241 { |
4242 /* | |
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4243 * 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
|
4244 * - 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
|
4245 * - 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
|
4246 * failure. |
7 | 4247 */ |
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4248 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
|
4249 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
|
4250 |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4251 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
|
4252 { |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4253 /* 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
|
4254 fd = -1; |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4255 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
|
4256 } |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4257 else |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4258 { |
12847
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4259 #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
|
4260 # 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
|
4261 #else |
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4262 # 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
|
4263 #endif |
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4264 /* |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4265 * 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
|
4266 * 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
|
4267 * 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
|
4268 * 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
|
4269 * 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
|
4270 * 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
|
4271 * 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
|
4272 * FALSE. |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4273 */ |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4274 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
|
4275 ? (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
|
4276 : (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
|
4277 , 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
|
4278 { |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4279 /* |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4280 * 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
|
4281 * 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
|
4282 * 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
|
4283 */ |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4284 if (errmsg == NULL) |
7 | 4285 { |
4286 #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
|
4287 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
|
4288 |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4289 /* 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
|
4290 */ |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4291 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
|
4292 || (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
|
4293 && (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
|
4294 || 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
|
4295 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
|
4296 else |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4297 #endif |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4298 { |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4299 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
|
4300 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
|
4301 && perm >= 0) |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4302 { |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4303 #ifdef UNIX |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4304 /* 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
|
4305 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
|
4306 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
|
4307 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
|
4308 perm |= 0200; |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4309 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
|
4310 || 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
|
4311 perm &= 0777; |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4312 #endif |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4313 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
|
4314 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
|
4315 continue; |
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 } |
7 | 4318 } |
4319 | |
4320 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
|
4321 { |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4322 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
|
4323 |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4324 /* |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4325 * 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
|
4326 * 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
|
4327 * 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
|
4328 */ |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4329 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
|
4330 { |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4331 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
|
4332 { |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4333 /* |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4334 * 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
|
4335 * 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
|
4336 * 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
|
4337 * 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
|
4338 */ |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4339 /* 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
|
4340 * place */ |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4341 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
|
4342 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
|
4343 /* 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
|
4344 */ |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4345 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
|
4346 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
|
4347 } |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4348 else |
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 /* 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
|
4351 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
|
4352 } |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4353 } |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4354 |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4355 /* 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
|
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 (!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
|
4358 end = 0; |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4359 } |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4360 |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4361 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
|
4362 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
|
4363 goto fail; |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4364 } |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4365 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
|
4366 |
12847
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4367 #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
|
4368 { |
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4369 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
|
4370 |
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4371 /* 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
|
4372 * any changes. */ |
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4373 if (overwriting |
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4374 && (!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
|
4375 && fname == wfname |
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4376 && perm >= 0 |
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4377 && 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
|
4378 && 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
|
4379 { |
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4380 close(fd); |
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4381 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
|
4382 goto fail; |
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4383 } |
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4384 } |
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4385 #endif |
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4386 #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
|
4387 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
|
4388 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
|
4389 #endif |
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4390 |
15868
7fad90423bd2
patch 8.1.0941: macros for MS-Windows are inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15840
diff
changeset
|
4391 #if defined(MSWIN) |
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4392 if (backup != NULL && overwriting && !append) |
7 | 4393 { |
4394 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
|
4395 (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
|
4396 else |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4397 (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
|
4398 } |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4399 |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4400 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
|
4401 { |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4402 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
|
4403 (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
|
4404 /* 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
|
4405 } |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4406 #endif |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4407 |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4408 #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
|
4409 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
|
4410 { |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4411 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
|
4412 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
|
4413 |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4414 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
|
4415 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
|
4416 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
|
4417 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
|
4418 end = 0; |
7 | 4419 else |
4420 { | |
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4421 /* 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
|
4422 * 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
|
4423 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
|
4424 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
|
4425 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
|
4426 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
|
4427 end = 0; |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4428 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
|
4429 vim_free(header); |
7 | 4430 } |
4431 } | |
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4432 #endif |
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 errmsg = NULL; |
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 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
|
4437 nchars = 0; |
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 /* 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
|
4440 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
|
4441 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
|
4442 else |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4443 write_bin = buf->b_p_bin; |
7 | 4444 |
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4445 /* |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4446 * 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
|
4447 * 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
|
4448 * 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
|
4449 */ |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4450 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
|
4451 { |
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 = 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
|
4453 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
|
4454 { |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4455 /* 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
|
4456 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
|
4457 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
|
4458 end = 0; |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4459 else |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4460 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
|
4461 } |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4462 } |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4463 write_info.bw_start_lnum = start; |
7 | 4464 |
2214
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
4465 #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
|
4466 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
|
4467 && overwriting |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4468 && !append |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4469 && !filtering |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4470 && reset_changed |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4471 && !checking_conversion); |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4472 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
|
4473 /* 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
|
4474 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
|
4475 #endif |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4476 |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4477 write_info.bw_len = bufsize; |
7 | 4478 #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
|
4479 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
|
4480 #endif |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4481 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
|
4482 s = buffer; |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4483 len = 0; |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4484 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
|
4485 { |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4486 /* |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4487 * 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
|
4488 * 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
|
4489 */ |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4490 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
|
4491 #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
|
4492 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
|
4493 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
|
4494 (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
|
4495 #endif |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4496 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
|
4497 { |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4498 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
|
4499 *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
|
4500 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
|
4501 *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
|
4502 else |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4503 *s = c; |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4504 ++s; |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4505 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
|
4506 continue; |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4507 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
|
4508 { |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4509 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
|
4510 break; |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4511 } |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4512 nchars += bufsize; |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4513 s = buffer; |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4514 len = 0; |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4515 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
|
4516 } |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4517 /* 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
|
4518 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
|
4519 || (lnum == end |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4520 && (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
|
4521 && (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
|
4522 || (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
|
4523 && !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
|
4524 { |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4525 ++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
|
4526 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
|
4527 break; |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4528 } |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4529 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
|
4530 *s++ = NL; |
7 | 4531 else |
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4532 { |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4533 *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
|
4534 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
|
4535 { |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4536 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
|
4537 { |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4538 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
|
4539 { |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4540 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
|
4541 break; |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4542 } |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4543 nchars += bufsize; |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4544 s = buffer; |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4545 len = 0; |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4546 } |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4547 *s++ = NL; |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4548 } |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4549 } |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4550 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
|
4551 { |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4552 if (buf_write_bytes(&write_info) == FAIL) |
7 | 4553 { |
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4554 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
|
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 nchars += bufsize; |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4558 s = buffer; |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4559 len = 0; |
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 ui_breakcheck(); |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4562 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
|
4563 { |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4564 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
|
4565 break; |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4566 } |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4567 } |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4568 #ifdef VMS |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4569 /* |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4570 * 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
|
4571 * 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
|
4572 * 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
|
4573 * 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
|
4574 * 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
|
4575 * 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
|
4576 * 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
|
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 (buf->b_fab_rfm == FAB$C_VFC |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4579 || ((buf->b_fab_rat & (FAB$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
|
4580 { |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4581 int b2write; |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4582 |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4583 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
|
4584 ? 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
|
4585 : 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
|
4586 |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4587 b2write = len; |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4588 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
|
4589 { |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4590 write_info.bw_len = MIN(b2write, buf->b_fab_mrs); |
7 | 4591 if (buf_write_bytes(&write_info) == FAIL) |
4592 { | |
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4593 end = 0; |
7 | 4594 break; |
4595 } | |
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4596 b2write -= MIN(b2write, buf->b_fab_mrs); |
7 | 4597 } |
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4598 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
|
4599 nchars += len; |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4600 s = buffer; |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4601 len = 0; |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4602 } |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4603 #endif |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4604 } |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4605 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
|
4606 { |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4607 write_info.bw_len = len; |
7 | 4608 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
|
4609 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
|
4610 nchars += len; |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4611 } |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4612 |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4613 /* 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
|
4614 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
|
4615 break; |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4616 |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4617 /* 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
|
4618 * 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
|
4619 } |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4620 |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4621 /* 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
|
4622 * encountered. */ |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4623 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
|
4624 { |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4625 #if defined(UNIX) && defined(HAVE_FSYNC) |
7 | 4626 /* |
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4627 * 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
|
4628 * 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
|
4629 * 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
|
4630 * 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
|
4631 * 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
|
4632 * 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
|
4633 * 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
|
4634 * If the 'fsync' option is FALSE, don't fsync(). Useful for laptops. |
7 | 4635 */ |
15816
40336d427dd2
patch 8.1.0915: fsync() may not work properly on Mac
Bram Moolenaar <Bram@vim.org>
parents:
15794
diff
changeset
|
4636 if (p_fs && vim_fsync(fd) != 0 && !device) |
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4637 { |
12857
ffdf2e4b5d9a
patch 8.0.1305: writefile() never calls fsync()
Christian Brabandt <cb@256bit.org>
parents:
12847
diff
changeset
|
4638 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
|
4639 end = 0; |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4640 } |
7 | 4641 #endif |
4642 | |
5788 | 4643 #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
|
4644 /* Probably need to set the security context. */ |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4645 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
|
4646 mch_copy_sec(backup, wfname); |
1583 | 4647 #endif |
4648 | |
557 | 4649 #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
|
4650 /* 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
|
4651 * original file. Get the new device and inode number. */ |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4652 if (backup != NULL && !backup_copy) |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4653 { |
557 | 4654 # ifdef HAVE_FCHOWN |
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4655 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
|
4656 |
12847
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4657 /* 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
|
4658 * permission or ACL stuff. */ |
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4659 if (mch_stat((char *)wfname, &st) < 0 |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4660 || st.st_uid != st_old.st_uid |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4661 || st.st_gid != st_old.st_gid) |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4662 { |
12847
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4663 /* 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
|
4664 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
|
4665 /* 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
|
4666 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
|
4667 perm &= ~070; |
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4668 } |
557 | 4669 # endif |
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4670 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
|
4671 } |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4672 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
|
4673 /* 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
|
4674 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
|
4675 #endif |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4676 |
12847
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4677 #ifdef UNIX |
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4678 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
|
4679 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
|
4680 #endif |
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4681 #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
|
4682 /* 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
|
4683 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
|
4684 (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
|
4685 #endif |
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4686 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
|
4687 { |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4688 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
|
4689 end = 0; |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4690 } |
7 | 4691 |
12847
14f287552218
patch 8.0.1300: file permissions may end up wrong when writing
Christian Brabandt <cb@256bit.org>
parents:
12814
diff
changeset
|
4692 #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
|
4693 /* 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
|
4694 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
|
4695 (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
|
4696 #endif |
7 | 4697 #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
|
4698 /* |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4699 * 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
|
4700 * 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
|
4701 * 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
|
4702 * 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
|
4703 * 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
|
4704 * 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
|
4705 */ |
9509
e61974ab3ed0
commit https://github.com/vim/vim/commit/da4127794aa333631bde879e73bcfce4aef42f85
Christian Brabandt <cb@256bit.org>
parents:
9487
diff
changeset
|
4706 # 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
|
4707 if (!backup_copy) |
9509
e61974ab3ed0
commit https://github.com/vim/vim/commit/da4127794aa333631bde879e73bcfce4aef42f85
Christian Brabandt <cb@256bit.org>
parents:
9487
diff
changeset
|
4708 # endif |
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4709 mch_set_acl(wfname, acl); |
7 | 4710 #endif |
2267 | 4711 #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
|
4712 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
|
4713 { |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4714 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
|
4715 buf->b_cryptstate = NULL; |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4716 } |
6122 | 4717 #endif |
7 | 4718 |
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
4719 #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
|
4720 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
|
4721 { |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4722 /* |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4723 * 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
|
4724 * 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
|
4725 */ |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4726 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
|
4727 { |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4728 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
|
4729 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
|
4730 { |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4731 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
|
4732 end = 0; |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4733 } |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4734 } |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4735 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
|
4736 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
|
4737 } |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4738 #endif |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4739 } |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4740 |
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4741 if (end == 0) |
7 | 4742 { |
4743 /* | |
11605
16ccaedce025
patch 8.0.0685: when conversion fails written file may be truncated
Christian Brabandt <cb@256bit.org>
parents:
11325
diff
changeset
|
4744 * Error encountered. |
7 | 4745 */ |
4746 if (errmsg == NULL) | |
4747 { | |
4748 if (write_info.bw_conv_error) | |
1947 | 4749 { |
4750 if (write_info.bw_conv_error_lnum == 0) | |
4751 errmsg = (char_u *)_("E513: write error, conversion failed (make 'fenc' empty to override)"); | |
4752 else | |
4753 { | |
4754 errmsg_allocated = TRUE; | |
4755 errmsg = alloc(300); | |
4756 vim_snprintf((char *)errmsg, 300, _("E513: write error, conversion failed in line %ld (make 'fenc' empty to override)"), | |
4757 (long)write_info.bw_conv_error_lnum); | |
4758 } | |
4759 } | |
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
4760 else if (got_int) |
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
4761 errmsg = (char_u *)_(e_interr); |
7 | 4762 else |
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
4763 errmsg = (char_u *)_("E514: write error (file system full?)"); |
7 | 4764 } |
4765 | |
4766 /* | |
4767 * If we have a backup file, try to put it in place of the new file, | |
1698 | 4768 * because the new file is probably corrupt. This avoids losing the |
7 | 4769 * original file when trying to make a backup when writing the file a |
4770 * second time. | |
4771 * When "backup_copy" is set we need to copy the backup over the new | |
4772 * file. Otherwise rename the backup file. | |
4773 * If this is OK, don't give the extra warning message. | |
4774 */ | |
4775 if (backup != NULL) | |
4776 { | |
4777 if (backup_copy) | |
4778 { | |
4779 /* This may take a while, if we were interrupted let the user | |
4780 * know we got the message. */ | |
4781 if (got_int) | |
4782 { | |
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15531
diff
changeset
|
4783 msg(_(e_interr)); |
7 | 4784 out_flush(); |
4785 } | |
4786 if ((fd = mch_open((char *)backup, O_RDONLY | O_EXTRA, 0)) >= 0) | |
4787 { | |
4788 if ((write_info.bw_fd = mch_open((char *)fname, | |
194 | 4789 O_WRONLY | O_CREAT | O_TRUNC | O_EXTRA, |
4790 perm & 0777)) >= 0) | |
7 | 4791 { |
4792 /* copy the file. */ | |
4793 write_info.bw_buf = smallbuf; | |
4794 #ifdef HAS_BW_FLAGS | |
4795 write_info.bw_flags = FIO_NOCONVERT; | |
4796 #endif | |
2664 | 4797 while ((write_info.bw_len = read_eintr(fd, smallbuf, |
7 | 4798 SMBUFSIZE)) > 0) |
4799 if (buf_write_bytes(&write_info) == FAIL) | |
4800 break; | |
4801 | |
4802 if (close(write_info.bw_fd) >= 0 | |
4803 && write_info.bw_len == 0) | |
4804 end = 1; /* success */ | |
4805 } | |
4806 close(fd); /* ignore errors for closing read file */ | |
4807 } | |
4808 } | |
4809 else | |
4810 { | |
4811 if (vim_rename(backup, fname) == 0) | |
4812 end = 1; | |
4813 } | |
4814 } | |
4815 goto fail; | |
4816 } | |
4817 | |
4818 lnum -= start; /* compute number of written lines */ | |
4819 --no_wait_return; /* may wait for return now */ | |
4820 | |
4821 #if !(defined(UNIX) || defined(VMS)) | |
4822 fname = sfname; /* use shortname now, for the messages */ | |
4823 #endif | |
4824 if (!filtering) | |
4825 { | |
4826 msg_add_fname(buf, fname); /* put fname in IObuff with quotes */ | |
4827 c = FALSE; | |
4828 if (write_info.bw_conv_error) | |
4829 { | |
4830 STRCAT(IObuff, _(" CONVERSION ERROR")); | |
4831 c = TRUE; | |
1947 | 4832 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
|
4833 vim_snprintf_add((char *)IObuff, IOSIZE, _(" in line %ld;"), |
1947 | 4834 (long)write_info.bw_conv_error_lnum); |
7 | 4835 } |
4836 else if (notconverted) | |
4837 { | |
4838 STRCAT(IObuff, _("[NOT converted]")); | |
4839 c = TRUE; | |
4840 } | |
4841 else if (converted) | |
4842 { | |
4843 STRCAT(IObuff, _("[converted]")); | |
4844 c = TRUE; | |
4845 } | |
4846 if (device) | |
4847 { | |
4848 STRCAT(IObuff, _("[Device]")); | |
4849 c = TRUE; | |
4850 } | |
4851 else if (newfile) | |
4852 { | |
4853 STRCAT(IObuff, shortmess(SHM_NEW) ? _("[New]") : _("[New File]")); | |
4854 c = TRUE; | |
4855 } | |
4856 if (no_eol) | |
4857 { | |
4858 msg_add_eol(); | |
4859 c = TRUE; | |
4860 } | |
4861 /* may add [unix/dos/mac] */ | |
4862 if (msg_add_fileformat(fileformat)) | |
4863 c = TRUE; | |
4864 #ifdef FEAT_CRYPT | |
4865 if (wb_flags & FIO_ENCRYPTED) | |
4866 { | |
6122 | 4867 crypt_append_msg(buf); |
7 | 4868 c = TRUE; |
4869 } | |
4870 #endif | |
4871 msg_add_lines(c, (long)lnum, nchars); /* add line/char count */ | |
4872 if (!shortmess(SHM_WRITE)) | |
4873 { | |
4874 if (append) | |
4875 STRCAT(IObuff, shortmess(SHM_WRI) ? _(" [a]") : _(" appended")); | |
4876 else | |
4877 STRCAT(IObuff, shortmess(SHM_WRI) ? _(" [w]") : _(" written")); | |
4878 } | |
4879 | |
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15531
diff
changeset
|
4880 set_keep_msg((char_u *)msg_trunc_attr((char *)IObuff, FALSE, 0), 0); |
7 | 4881 } |
4882 | |
39 | 4883 /* When written everything correctly: reset 'modified'. Unless not |
4884 * writing to the original file and '+' is not in 'cpoptions'. */ | |
589 | 4885 if (reset_changed && whole && !append |
7 | 4886 && !write_info.bw_conv_error |
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
4887 && (overwriting || vim_strchr(p_cpo, CPO_PLUS) != NULL)) |
7 | 4888 { |
16996
d5e1e09a829f
patch 8.1.1498: ":write" increments b:changedtick even though nothing changed
Bram Moolenaar <Bram@vim.org>
parents:
16825
diff
changeset
|
4889 unchanged(buf, TRUE, FALSE); |
d5e1e09a829f
patch 8.1.1498: ":write" increments b:changedtick even though nothing changed
Bram Moolenaar <Bram@vim.org>
parents:
16825
diff
changeset
|
4890 /* b:changedtick is may be incremented in unchanged() but that |
6320 | 4891 * 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
|
4892 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
|
4893 buf->b_last_changedtick = CHANGEDTICK(buf); |
7 | 4894 u_unchanged(buf); |
2281
e41433ea71df
Added ":earlier 1f" and ":later 1f".
Bram Moolenaar <bram@vim.org>
parents:
2280
diff
changeset
|
4895 u_update_save_nr(buf); |
7 | 4896 } |
4897 | |
4898 /* | |
4899 * If written to the current file, update the timestamp of the swap file | |
4900 * and reset the BF_WRITE_MASK flags. Also sets buf->b_mtime. | |
4901 */ | |
4902 if (overwriting) | |
4903 { | |
4904 ml_timestamp(buf); | |
589 | 4905 if (append) |
4906 buf->b_flags &= ~BF_NEW; | |
4907 else | |
4908 buf->b_flags &= ~BF_WRITE_MASK; | |
7 | 4909 } |
4910 | |
4911 /* | |
4912 * If we kept a backup until now, and we are in patch mode, then we make | |
4913 * the backup file our 'original' file. | |
4914 */ | |
4915 if (*p_pm && dobackup) | |
4916 { | |
8212
05b88224cea1
commit https://github.com/vim/vim/commit/48e330aff911be1c798c88a973af6437a8141fce
Christian Brabandt <cb@256bit.org>
parents:
8080
diff
changeset
|
4917 char *org = (char *)buf_modname((buf->b_p_sn || buf->b_shortname), |
7 | 4918 fname, p_pm, FALSE); |
4919 | |
4920 if (backup != NULL) | |
4921 { | |
9387
f094d4085014
commit https://github.com/vim/vim/commit/8767f52fbfd4f053ce00a978227c95f1d7d323fe
Christian Brabandt <cb@256bit.org>
parents:
9291
diff
changeset
|
4922 stat_T st; |
7 | 4923 |
4924 /* | |
4925 * If the original file does not exist yet | |
4926 * the current backup file becomes the original file | |
4927 */ | |
4928 if (org == NULL) | |
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15442
diff
changeset
|
4929 emsg(_("E205: Patchmode: can't save original file")); |
7 | 4930 else if (mch_stat(org, &st) < 0) |
4931 { | |
4932 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
|
4933 VIM_CLEAR(backup); /* don't delete the file */ |
7 | 4934 #ifdef UNIX |
4935 set_file_time((char_u *)org, st_old.st_atime, st_old.st_mtime); | |
4936 #endif | |
4937 } | |
4938 } | |
4939 /* | |
4940 * If there is no backup file, remember that a (new) file was | |
4941 * created. | |
4942 */ | |
4943 else | |
4944 { | |
4945 int empty_fd; | |
4946 | |
4947 if (org == NULL | |
557 | 4948 || (empty_fd = mch_open(org, |
4949 O_CREAT | O_EXTRA | O_EXCL | O_NOFOLLOW, | |
216 | 4950 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
|
4951 emsg(_("E206: patchmode: can't touch empty original file")); |
7 | 4952 else |
4953 close(empty_fd); | |
4954 } | |
4955 if (org != NULL) | |
4956 { | |
4957 mch_setperm((char_u *)org, mch_getperm(fname) & 0777); | |
4958 vim_free(org); | |
4959 } | |
4960 } | |
4961 | |
16694
ed9b15758241
patch 8.1.1349: if writing runs into conversion error backup file is deleted
Bram Moolenaar <Bram@vim.org>
parents:
16453
diff
changeset
|
4962 // Remove the backup unless 'backup' option is set or there was a |
ed9b15758241
patch 8.1.1349: if writing runs into conversion error backup file is deleted
Bram Moolenaar <Bram@vim.org>
parents:
16453
diff
changeset
|
4963 // conversion error. |
ed9b15758241
patch 8.1.1349: if writing runs into conversion error backup file is deleted
Bram Moolenaar <Bram@vim.org>
parents:
16453
diff
changeset
|
4964 if (!p_bk && backup != NULL && !write_info.bw_conv_error |
ed9b15758241
patch 8.1.1349: if writing runs into conversion error backup file is deleted
Bram Moolenaar <Bram@vim.org>
parents:
16453
diff
changeset
|
4965 && 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
|
4966 emsg(_("E207: Can't delete backup file")); |
7 | 4967 |
4968 goto nofail; | |
4969 | |
4970 /* | |
4971 * Finish up. We get here either after failure or success. | |
4972 */ | |
4973 fail: | |
4974 --no_wait_return; /* may wait for return now */ | |
4975 nofail: | |
4976 | |
4977 /* Done saving, we accept changed buffer warnings again */ | |
4978 buf->b_saving = FALSE; | |
4979 | |
4980 vim_free(backup); | |
4981 if (buffer != smallbuf) | |
4982 vim_free(buffer); | |
4983 vim_free(fenc_tofree); | |
4984 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
|
4985 #ifdef USE_ICONV |
7 | 4986 if (write_info.bw_iconv_fd != (iconv_t)-1) |
4987 { | |
4988 iconv_close(write_info.bw_iconv_fd); | |
4989 write_info.bw_iconv_fd = (iconv_t)-1; | |
4990 } | |
4991 #endif | |
4992 #ifdef HAVE_ACL | |
4993 mch_free_acl(acl); | |
4994 #endif | |
4995 | |
4996 if (errmsg != NULL) | |
4997 { | |
835 | 4998 int numlen = errnum != NULL ? (int)STRLEN(errnum) : 0; |
7 | 4999 |
11158
501f46f7644c
patch 8.0.0466: still macros that should be all-caps
Christian Brabandt <cb@256bit.org>
parents:
11129
diff
changeset
|
5000 attr = HL_ATTR(HLF_E); /* set highlight for error messages */ |
7 | 5001 msg_add_fname(buf, |
5002 #ifndef UNIX | |
5003 sfname | |
5004 #else | |
5005 fname | |
5006 #endif | |
5007 ); /* put file name in IObuff with quotes */ | |
5008 if (STRLEN(IObuff) + STRLEN(errmsg) + numlen >= IOSIZE) | |
5009 IObuff[IOSIZE - STRLEN(errmsg) - numlen - 1] = NUL; | |
5010 /* If the error message has the form "is ...", put the error number in | |
5011 * front of the file name. */ | |
5012 if (errnum != NULL) | |
5013 { | |
1620 | 5014 STRMOVE(IObuff + numlen, IObuff); |
7 | 5015 mch_memmove(IObuff, errnum, (size_t)numlen); |
5016 } | |
5017 STRCAT(IObuff, errmsg); | |
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15442
diff
changeset
|
5018 emsg((char *)IObuff); |
1947 | 5019 if (errmsg_allocated) |
5020 vim_free(errmsg); | |
7 | 5021 |
5022 retval = FAIL; | |
5023 if (end == 0) | |
5024 { | |
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15531
diff
changeset
|
5025 msg_puts_attr(_("\nWARNING: Original file may be lost or damaged\n"), |
7 | 5026 attr | MSG_HIST); |
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15531
diff
changeset
|
5027 msg_puts_attr(_("don't quit the editor until the file is successfully written!"), |
7 | 5028 attr | MSG_HIST); |
5029 | |
5030 /* Update the timestamp to avoid an "overwrite changed file" | |
5031 * prompt when writing again. */ | |
5032 if (mch_stat((char *)fname, &st_old) >= 0) | |
5033 { | |
5034 buf_store_time(buf, &st_old, fname); | |
5035 buf->b_mtime_read = buf->b_mtime; | |
5036 } | |
5037 } | |
5038 } | |
5039 msg_scroll = msg_save; | |
5040 | |
2214
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
5041 #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
|
5042 /* |
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
5043 * 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
|
5044 * file. |
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
5045 */ |
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
5046 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
|
5047 { |
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
5048 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
|
5049 |
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
5050 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
|
5051 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
|
5052 } |
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
5053 #endif |
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
5054 |
7 | 5055 #ifdef FEAT_EVAL |
5056 if (!should_abort(retval)) | |
5057 #else | |
5058 if (!got_int) | |
5059 #endif | |
5060 { | |
5061 aco_save_T aco; | |
5062 | |
3482 | 5063 curbuf->b_no_eol_lnum = 0; /* in case it was set by the previous read */ |
5064 | |
7 | 5065 /* |
5066 * Apply POST autocommands. | |
5067 * Careful: The autocommands may call buf_write() recursively! | |
5068 */ | |
5069 aucmd_prepbuf(&aco, buf); | |
5070 | |
5071 if (append) | |
5072 apply_autocmds_exarg(EVENT_FILEAPPENDPOST, fname, fname, | |
5073 FALSE, curbuf, eap); | |
5074 else if (filtering) | |
5075 apply_autocmds_exarg(EVENT_FILTERWRITEPOST, NULL, fname, | |
5076 FALSE, curbuf, eap); | |
5077 else if (reset_changed && whole) | |
5078 apply_autocmds_exarg(EVENT_BUFWRITEPOST, fname, fname, | |
5079 FALSE, curbuf, eap); | |
5080 else | |
5081 apply_autocmds_exarg(EVENT_FILEWRITEPOST, fname, fname, | |
5082 FALSE, curbuf, eap); | |
5083 | |
5084 /* restore curwin/curbuf and a few other things */ | |
5085 aucmd_restbuf(&aco); | |
5086 | |
5087 #ifdef FEAT_EVAL | |
5088 if (aborting()) /* autocmds may abort script processing */ | |
5089 retval = FALSE; | |
5090 #endif | |
5091 } | |
5092 | |
5093 got_int |= prev_got_int; | |
5094 | |
5095 return retval; | |
5096 } | |
5097 | |
15816
40336d427dd2
patch 8.1.0915: fsync() may not work properly on Mac
Bram Moolenaar <Bram@vim.org>
parents:
15794
diff
changeset
|
5098 #if defined(HAVE_FSYNC) || defined(PROTO) |
40336d427dd2
patch 8.1.0915: fsync() may not work properly on Mac
Bram Moolenaar <Bram@vim.org>
parents:
15794
diff
changeset
|
5099 /* |
40336d427dd2
patch 8.1.0915: fsync() may not work properly on Mac
Bram Moolenaar <Bram@vim.org>
parents:
15794
diff
changeset
|
5100 * Call fsync() with Mac-specific exception. |
40336d427dd2
patch 8.1.0915: fsync() may not work properly on Mac
Bram Moolenaar <Bram@vim.org>
parents:
15794
diff
changeset
|
5101 * Return fsync() result: zero for success. |
40336d427dd2
patch 8.1.0915: fsync() may not work properly on Mac
Bram Moolenaar <Bram@vim.org>
parents:
15794
diff
changeset
|
5102 */ |
40336d427dd2
patch 8.1.0915: fsync() may not work properly on Mac
Bram Moolenaar <Bram@vim.org>
parents:
15794
diff
changeset
|
5103 int |
40336d427dd2
patch 8.1.0915: fsync() may not work properly on Mac
Bram Moolenaar <Bram@vim.org>
parents:
15794
diff
changeset
|
5104 vim_fsync(int fd) |
40336d427dd2
patch 8.1.0915: fsync() may not work properly on Mac
Bram Moolenaar <Bram@vim.org>
parents:
15794
diff
changeset
|
5105 { |
40336d427dd2
patch 8.1.0915: fsync() may not work properly on Mac
Bram Moolenaar <Bram@vim.org>
parents:
15794
diff
changeset
|
5106 int r; |
40336d427dd2
patch 8.1.0915: fsync() may not work properly on Mac
Bram Moolenaar <Bram@vim.org>
parents:
15794
diff
changeset
|
5107 |
40336d427dd2
patch 8.1.0915: fsync() may not work properly on Mac
Bram Moolenaar <Bram@vim.org>
parents:
15794
diff
changeset
|
5108 # ifdef MACOS_X |
40336d427dd2
patch 8.1.0915: fsync() may not work properly on Mac
Bram Moolenaar <Bram@vim.org>
parents:
15794
diff
changeset
|
5109 r = fcntl(fd, F_FULLFSYNC); |
15910
da4d1f69374e
patch 8.1.0961: Mac: fsync may fail sometimes
Bram Moolenaar <Bram@vim.org>
parents:
15902
diff
changeset
|
5110 if (r != 0) // F_FULLFSYNC not working or not supported |
15816
40336d427dd2
patch 8.1.0915: fsync() may not work properly on Mac
Bram Moolenaar <Bram@vim.org>
parents:
15794
diff
changeset
|
5111 # endif |
40336d427dd2
patch 8.1.0915: fsync() may not work properly on Mac
Bram Moolenaar <Bram@vim.org>
parents:
15794
diff
changeset
|
5112 r = fsync(fd); |
40336d427dd2
patch 8.1.0915: fsync() may not work properly on Mac
Bram Moolenaar <Bram@vim.org>
parents:
15794
diff
changeset
|
5113 return r; |
40336d427dd2
patch 8.1.0915: fsync() may not work properly on Mac
Bram Moolenaar <Bram@vim.org>
parents:
15794
diff
changeset
|
5114 } |
40336d427dd2
patch 8.1.0915: fsync() may not work properly on Mac
Bram Moolenaar <Bram@vim.org>
parents:
15794
diff
changeset
|
5115 #endif |
40336d427dd2
patch 8.1.0915: fsync() may not work properly on Mac
Bram Moolenaar <Bram@vim.org>
parents:
15794
diff
changeset
|
5116 |
7 | 5117 /* |
633 | 5118 * Set the name of the current buffer. Use when the buffer doesn't have a |
5119 * name and a ":r" or ":w" command with a file name is used. | |
5120 */ | |
5121 static int | |
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
5122 set_rw_fname(char_u *fname, char_u *sfname) |
633 | 5123 { |
1905 | 5124 buf_T *buf = curbuf; |
5125 | |
633 | 5126 /* It's like the unnamed buffer is deleted.... */ |
5127 if (curbuf->b_p_bl) | |
5128 apply_autocmds(EVENT_BUFDELETE, NULL, NULL, FALSE, curbuf); | |
5129 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
|
5130 #ifdef FEAT_EVAL |
633 | 5131 if (aborting()) /* autocmds may abort script processing */ |
5132 return FAIL; | |
13380
69517d67421f
patch 8.0.1564: too many #ifdefs
Christian Brabandt <cb@256bit.org>
parents:
13244
diff
changeset
|
5133 #endif |
1905 | 5134 if (curbuf != buf) |
5135 { | |
5136 /* 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
|
5137 emsg(_(e_auchangedbuf)); |
1905 | 5138 return FAIL; |
5139 } | |
633 | 5140 |
5141 if (setfname(curbuf, fname, sfname, FALSE) == OK) | |
5142 curbuf->b_flags |= BF_NOTEDITED; | |
5143 | |
5144 /* ....and a new named one is created */ | |
5145 apply_autocmds(EVENT_BUFNEW, NULL, NULL, FALSE, curbuf); | |
5146 if (curbuf->b_p_bl) | |
5147 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
|
5148 #ifdef FEAT_EVAL |
633 | 5149 if (aborting()) /* autocmds may abort script processing */ |
5150 return FAIL; | |
13380
69517d67421f
patch 8.0.1564: too many #ifdefs
Christian Brabandt <cb@256bit.org>
parents:
13244
diff
changeset
|
5151 #endif |
633 | 5152 |
5153 /* Do filetype detection now if 'filetype' is empty. */ | |
5154 if (*curbuf->b_p_ft == NUL) | |
5155 { | |
819 | 5156 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
|
5157 (void)do_doautocmd((char_u *)"filetypedetect BufRead", FALSE, NULL); |
717 | 5158 do_modelines(0); |
633 | 5159 } |
5160 | |
5161 return OK; | |
5162 } | |
5163 | |
5164 /* | |
7 | 5165 * Put file name into IObuff with quotes. |
5166 */ | |
33 | 5167 void |
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
5168 msg_add_fname(buf_T *buf, char_u *fname) |
7 | 5169 { |
5170 if (fname == NULL) | |
5171 fname = (char_u *)"-stdin-"; | |
5172 home_replace(buf, fname, IObuff + 1, IOSIZE - 4, TRUE); | |
5173 IObuff[0] = '"'; | |
5174 STRCAT(IObuff, "\" "); | |
5175 } | |
5176 | |
5177 /* | |
5178 * Append message for text mode to IObuff. | |
5179 * Return TRUE if something appended. | |
5180 */ | |
5181 static int | |
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
5182 msg_add_fileformat(int eol_type) |
7 | 5183 { |
5184 #ifndef USE_CRNL | |
5185 if (eol_type == EOL_DOS) | |
5186 { | |
5187 STRCAT(IObuff, shortmess(SHM_TEXT) ? _("[dos]") : _("[dos format]")); | |
5188 return TRUE; | |
5189 } | |
5190 #endif | |
5191 if (eol_type == EOL_MAC) | |
5192 { | |
5193 STRCAT(IObuff, shortmess(SHM_TEXT) ? _("[mac]") : _("[mac format]")); | |
5194 return TRUE; | |
5195 } | |
15840
734b1928a5aa
patch 8.1.0927: USE_CR is never defined
Bram Moolenaar <Bram@vim.org>
parents:
15816
diff
changeset
|
5196 #ifdef USE_CRNL |
7 | 5197 if (eol_type == EOL_UNIX) |
5198 { | |
5199 STRCAT(IObuff, shortmess(SHM_TEXT) ? _("[unix]") : _("[unix format]")); | |
5200 return TRUE; | |
5201 } | |
5202 #endif | |
5203 return FALSE; | |
5204 } | |
5205 | |
5206 /* | |
5207 * Append line and character count to IObuff. | |
5208 */ | |
33 | 5209 void |
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
5210 msg_add_lines( |
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
5211 int insert_space, |
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
5212 long lnum, |
9387
f094d4085014
commit https://github.com/vim/vim/commit/8767f52fbfd4f053ce00a978227c95f1d7d323fe
Christian Brabandt <cb@256bit.org>
parents:
9291
diff
changeset
|
5213 off_T nchars) |
7 | 5214 { |
5215 char_u *p; | |
5216 | |
5217 p = IObuff + STRLEN(IObuff); | |
5218 | |
5219 if (insert_space) | |
5220 *p++ = ' '; | |
5221 if (shortmess(SHM_LINES)) | |
9391
4c40631238e4
commit https://github.com/vim/vim/commit/bde9810d6103ffe3a22a9330021cb21db1ed1792
Christian Brabandt <cb@256bit.org>
parents:
9389
diff
changeset
|
5222 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
|
5223 "%ldL, %lldC", lnum, (long_long_T)nchars); |
7 | 5224 else |
5225 { | |
14585
c8f07e8b273e
patch 8.1.0306: plural messages are not translated properly
Christian Brabandt <cb@256bit.org>
parents:
14509
diff
changeset
|
5226 sprintf((char *)p, NGETTEXT("%ld line, ", "%ld lines, ", lnum), lnum); |
7 | 5227 p += STRLEN(p); |
14585
c8f07e8b273e
patch 8.1.0306: plural messages are not translated properly
Christian Brabandt <cb@256bit.org>
parents:
14509
diff
changeset
|
5228 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
|
5229 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
|
5230 (long_long_T)nchars); |
7 | 5231 } |
5232 } | |
5233 | |
5234 /* | |
5235 * Append message for missing line separator to IObuff. | |
5236 */ | |
5237 static void | |
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
5238 msg_add_eol(void) |
7 | 5239 { |
5240 STRCAT(IObuff, shortmess(SHM_LAST) ? _("[noeol]") : _("[Incomplete last line]")); | |
5241 } | |
5242 | |
5243 /* | |
5244 * Check modification time of file, before writing to it. | |
5245 * The size isn't checked, because using a tool like "gzip" takes care of | |
5246 * using the same timestamp but can't set the size. | |
5247 */ | |
5248 static int | |
9387
f094d4085014
commit https://github.com/vim/vim/commit/8767f52fbfd4f053ce00a978227c95f1d7d323fe
Christian Brabandt <cb@256bit.org>
parents:
9291
diff
changeset
|
5249 check_mtime(buf_T *buf, stat_T *st) |
7 | 5250 { |
5251 if (buf->b_mtime_read != 0 | |
5252 && time_differs((long)st->st_mtime, buf->b_mtime_read)) | |
5253 { | |
5254 msg_scroll = TRUE; /* don't overwrite messages here */ | |
5255 msg_silent = 0; /* must give this prompt */ | |
5256 /* 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
|
5257 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
|
5258 HL_ATTR(HLF_E)); |
7 | 5259 if (ask_yesno((char_u *)_("Do you really want to write to it"), |
5260 TRUE) == 'n') | |
5261 return FAIL; | |
5262 msg_scroll = FALSE; /* always overwrite the file message now */ | |
5263 } | |
5264 return OK; | |
5265 } | |
5266 | |
5267 static int | |
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
5268 time_differs(long t1, long t2) |
7 | 5269 { |
8212
05b88224cea1
commit https://github.com/vim/vim/commit/48e330aff911be1c798c88a973af6437a8141fce
Christian Brabandt <cb@256bit.org>
parents:
8080
diff
changeset
|
5270 #if defined(__linux__) || defined(MSWIN) |
7 | 5271 /* On a FAT filesystem, esp. under Linux, there are only 5 bits to store |
5272 * the seconds. Since the roundoff is done when flushing the inode, the | |
5273 * time may change unexpectedly by one second!!! */ | |
5274 return (t1 - t2 > 1 || t2 - t1 > 1); | |
5275 #else | |
5276 return (t1 != t2); | |
5277 #endif | |
5278 } | |
5279 | |
5280 /* | |
5281 * Call write() to write a number of bytes to the file. | |
2664 | 5282 * Handles encryption and 'encoding' conversion. |
7 | 5283 * |
5284 * Return FAIL for failure, OK otherwise. | |
5285 */ | |
5286 static int | |
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
5287 buf_write_bytes(struct bw_info *ip) |
7 | 5288 { |
5289 int wlen; | |
5290 char_u *buf = ip->bw_buf; /* data to write */ | |
5291 int len = ip->bw_len; /* length of data */ | |
5292 #ifdef HAS_BW_FLAGS | |
5293 int flags = ip->bw_flags; /* extra flags */ | |
5294 #endif | |
5295 | |
5296 /* | |
5297 * Skip conversion when writing the crypt magic number or the BOM. | |
5298 */ | |
5299 if (!(flags & FIO_NOCONVERT)) | |
5300 { | |
5301 char_u *p; | |
5302 unsigned c; | |
5303 int n; | |
5304 | |
5305 if (flags & FIO_UTF8) | |
5306 { | |
5307 /* | |
5308 * Convert latin1 in the buffer to UTF-8 in the file. | |
5309 */ | |
5310 p = ip->bw_conv_buf; /* translate to buffer */ | |
5311 for (wlen = 0; wlen < len; ++wlen) | |
5312 p += utf_char2bytes(buf[wlen], p); | |
5313 buf = ip->bw_conv_buf; | |
5314 len = (int)(p - ip->bw_conv_buf); | |
5315 } | |
5316 else if (flags & (FIO_UCS4 | FIO_UTF16 | FIO_UCS2 | FIO_LATIN1)) | |
5317 { | |
5318 /* | |
5319 * Convert UTF-8 bytes in the buffer to UCS-2, UCS-4, UTF-16 or | |
5320 * Latin1 chars in the file. | |
5321 */ | |
5322 if (flags & FIO_LATIN1) | |
5323 p = buf; /* translate in-place (can only get shorter) */ | |
5324 else | |
5325 p = ip->bw_conv_buf; /* translate to buffer */ | |
5326 for (wlen = 0; wlen < len; wlen += n) | |
5327 { | |
5328 if (wlen == 0 && ip->bw_restlen != 0) | |
5329 { | |
5330 int l; | |
5331 | |
5332 /* Use remainder of previous call. Append the start of | |
5333 * buf[] to get a full sequence. Might still be too | |
5334 * short! */ | |
5335 l = CONV_RESTLEN - ip->bw_restlen; | |
5336 if (l > len) | |
5337 l = len; | |
5338 mch_memmove(ip->bw_rest + ip->bw_restlen, buf, (size_t)l); | |
474 | 5339 n = utf_ptr2len_len(ip->bw_rest, ip->bw_restlen + l); |
7 | 5340 if (n > ip->bw_restlen + len) |
5341 { | |
5342 /* We have an incomplete byte sequence at the end to | |
5343 * be written. We can't convert it without the | |
5344 * remaining bytes. Keep them for the next call. */ | |
5345 if (ip->bw_restlen + len > CONV_RESTLEN) | |
5346 return FAIL; | |
5347 ip->bw_restlen += len; | |
5348 break; | |
5349 } | |
5350 if (n > 1) | |
5351 c = utf_ptr2char(ip->bw_rest); | |
5352 else | |
5353 c = ip->bw_rest[0]; | |
5354 if (n >= ip->bw_restlen) | |
5355 { | |
5356 n -= ip->bw_restlen; | |
5357 ip->bw_restlen = 0; | |
5358 } | |
5359 else | |
5360 { | |
5361 ip->bw_restlen -= n; | |
5362 mch_memmove(ip->bw_rest, ip->bw_rest + n, | |
5363 (size_t)ip->bw_restlen); | |
5364 n = 0; | |
5365 } | |
5366 } | |
5367 else | |
5368 { | |
474 | 5369 n = utf_ptr2len_len(buf + wlen, len - wlen); |
7 | 5370 if (n > len - wlen) |
5371 { | |
5372 /* We have an incomplete byte sequence at the end to | |
5373 * be written. We can't convert it without the | |
5374 * remaining bytes. Keep them for the next call. */ | |
5375 if (len - wlen > CONV_RESTLEN) | |
5376 return FAIL; | |
5377 ip->bw_restlen = len - wlen; | |
5378 mch_memmove(ip->bw_rest, buf + wlen, | |
5379 (size_t)ip->bw_restlen); | |
5380 break; | |
5381 } | |
5382 if (n > 1) | |
5383 c = utf_ptr2char(buf + wlen); | |
5384 else | |
5385 c = buf[wlen]; | |
5386 } | |
5387 | |
1947 | 5388 if (ucs2bytes(c, &p, flags) && !ip->bw_conv_error) |
5389 { | |
5390 ip->bw_conv_error = TRUE; | |
5391 ip->bw_conv_error_lnum = ip->bw_start_lnum; | |
5392 } | |
5393 if (c == NL) | |
5394 ++ip->bw_start_lnum; | |
7 | 5395 } |
5396 if (flags & FIO_LATIN1) | |
5397 len = (int)(p - buf); | |
5398 else | |
5399 { | |
5400 buf = ip->bw_conv_buf; | |
5401 len = (int)(p - ip->bw_conv_buf); | |
5402 } | |
5403 } | |
5404 | |
15868
7fad90423bd2
patch 8.1.0941: macros for MS-Windows are inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15840
diff
changeset
|
5405 #ifdef MSWIN |
7 | 5406 else if (flags & FIO_CODEPAGE) |
5407 { | |
5408 /* | |
5409 * Convert UTF-8 or codepage to UCS-2 and then to MS-Windows | |
5410 * codepage. | |
5411 */ | |
5412 char_u *from; | |
5413 size_t fromlen; | |
5414 char_u *to; | |
5415 int u8c; | |
5416 BOOL bad = FALSE; | |
5417 int needed; | |
5418 | |
5419 if (ip->bw_restlen > 0) | |
5420 { | |
5421 /* Need to concatenate the remainder of the previous call and | |
5422 * the bytes of the current call. Use the end of the | |
5423 * conversion buffer for this. */ | |
5424 fromlen = len + ip->bw_restlen; | |
5425 from = ip->bw_conv_buf + ip->bw_conv_buflen - fromlen; | |
5426 mch_memmove(from, ip->bw_rest, (size_t)ip->bw_restlen); | |
5427 mch_memmove(from + ip->bw_restlen, buf, (size_t)len); | |
5428 } | |
5429 else | |
5430 { | |
5431 from = buf; | |
5432 fromlen = len; | |
5433 } | |
5434 | |
5435 to = ip->bw_conv_buf; | |
5436 if (enc_utf8) | |
5437 { | |
5438 /* Convert from UTF-8 to UCS-2, to the start of the buffer. | |
5439 * The buffer has been allocated to be big enough. */ | |
5440 while (fromlen > 0) | |
5441 { | |
835 | 5442 n = (int)utf_ptr2len_len(from, (int)fromlen); |
7 | 5443 if (n > (int)fromlen) /* incomplete byte sequence */ |
5444 break; | |
5445 u8c = utf_ptr2char(from); | |
5446 *to++ = (u8c & 0xff); | |
5447 *to++ = (u8c >> 8); | |
5448 fromlen -= n; | |
5449 from += n; | |
5450 } | |
5451 | |
5452 /* Copy remainder to ip->bw_rest[] to be used for the next | |
5453 * call. */ | |
5454 if (fromlen > CONV_RESTLEN) | |
5455 { | |
5456 /* weird overlong sequence */ | |
5457 ip->bw_conv_error = TRUE; | |
5458 return FAIL; | |
5459 } | |
5460 mch_memmove(ip->bw_rest, from, fromlen); | |
835 | 5461 ip->bw_restlen = (int)fromlen; |
7 | 5462 } |
5463 else | |
5464 { | |
5465 /* Convert from enc_codepage to UCS-2, to the start of the | |
5466 * buffer. The buffer has been allocated to be big enough. */ | |
5467 ip->bw_restlen = 0; | |
5468 needed = MultiByteToWideChar(enc_codepage, | |
1142 | 5469 MB_ERR_INVALID_CHARS, (LPCSTR)from, (int)fromlen, |
7 | 5470 NULL, 0); |
5471 if (needed == 0) | |
5472 { | |
5473 /* When conversion fails there may be a trailing byte. */ | |
5474 needed = MultiByteToWideChar(enc_codepage, | |
1142 | 5475 MB_ERR_INVALID_CHARS, (LPCSTR)from, (int)fromlen - 1, |
7 | 5476 NULL, 0); |
5477 if (needed == 0) | |
5478 { | |
5479 /* Conversion doesn't work. */ | |
5480 ip->bw_conv_error = TRUE; | |
5481 return FAIL; | |
5482 } | |
5483 /* Save the trailing byte for the next call. */ | |
5484 ip->bw_rest[0] = from[fromlen - 1]; | |
5485 ip->bw_restlen = 1; | |
5486 } | |
5487 needed = MultiByteToWideChar(enc_codepage, MB_ERR_INVALID_CHARS, | |
1142 | 5488 (LPCSTR)from, (int)(fromlen - ip->bw_restlen), |
7 | 5489 (LPWSTR)to, needed); |
5490 if (needed == 0) | |
5491 { | |
5492 /* Safety check: Conversion doesn't work. */ | |
5493 ip->bw_conv_error = TRUE; | |
5494 return FAIL; | |
5495 } | |
5496 to += needed * 2; | |
5497 } | |
5498 | |
5499 fromlen = to - ip->bw_conv_buf; | |
5500 buf = to; | |
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
5501 # ifdef CP_UTF8 /* VC 4.1 doesn't define CP_UTF8 */ |
7 | 5502 if (FIO_GET_CP(flags) == CP_UTF8) |
5503 { | |
5504 /* Convert from UCS-2 to UTF-8, using the remainder of the | |
5505 * conversion buffer. Fails when out of space. */ | |
5506 for (from = ip->bw_conv_buf; fromlen > 1; fromlen -= 2) | |
5507 { | |
5508 u8c = *from++; | |
5509 u8c += (*from++ << 8); | |
5510 to += utf_char2bytes(u8c, to); | |
5511 if (to + 6 >= ip->bw_conv_buf + ip->bw_conv_buflen) | |
5512 { | |
5513 ip->bw_conv_error = TRUE; | |
5514 return FAIL; | |
5515 } | |
5516 } | |
835 | 5517 len = (int)(to - buf); |
7 | 5518 } |
5519 else | |
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
5520 # endif |
7 | 5521 { |
5522 /* Convert from UCS-2 to the codepage, using the remainder of | |
5523 * the conversion buffer. If the conversion uses the default | |
5524 * character "0", the data doesn't fit in this encoding, so | |
5525 * fail. */ | |
5526 len = WideCharToMultiByte(FIO_GET_CP(flags), 0, | |
5527 (LPCWSTR)ip->bw_conv_buf, (int)fromlen / sizeof(WCHAR), | |
1142 | 5528 (LPSTR)to, (int)(ip->bw_conv_buflen - fromlen), 0, |
5529 &bad); | |
7 | 5530 if (bad) |
5531 { | |
5532 ip->bw_conv_error = TRUE; | |
5533 return FAIL; | |
5534 } | |
5535 } | |
5536 } | |
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
5537 #endif |
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
5538 |
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
5539 #ifdef MACOS_CONVERT |
7 | 5540 else if (flags & FIO_MACROMAN) |
5541 { | |
5542 /* | |
5543 * Convert UTF-8 or latin1 to Apple MacRoman. | |
5544 */ | |
5545 char_u *from; | |
5546 size_t fromlen; | |
5547 | |
5548 if (ip->bw_restlen > 0) | |
5549 { | |
5550 /* Need to concatenate the remainder of the previous call and | |
5551 * the bytes of the current call. Use the end of the | |
5552 * conversion buffer for this. */ | |
5553 fromlen = len + ip->bw_restlen; | |
5554 from = ip->bw_conv_buf + ip->bw_conv_buflen - fromlen; | |
5555 mch_memmove(from, ip->bw_rest, (size_t)ip->bw_restlen); | |
5556 mch_memmove(from + ip->bw_restlen, buf, (size_t)len); | |
5557 } | |
5558 else | |
5559 { | |
5560 from = buf; | |
5561 fromlen = len; | |
5562 } | |
5563 | |
18 | 5564 if (enc2macroman(from, fromlen, |
5565 ip->bw_conv_buf, &len, ip->bw_conv_buflen, | |
5566 ip->bw_rest, &ip->bw_restlen) == FAIL) | |
7 | 5567 { |
5568 ip->bw_conv_error = TRUE; | |
5569 return FAIL; | |
5570 } | |
5571 buf = ip->bw_conv_buf; | |
5572 } | |
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
5573 #endif |
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
5574 |
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
5575 #ifdef USE_ICONV |
7 | 5576 if (ip->bw_iconv_fd != (iconv_t)-1) |
5577 { | |
5578 const char *from; | |
5579 size_t fromlen; | |
5580 char *to; | |
5581 size_t tolen; | |
5582 | |
5583 /* Convert with iconv(). */ | |
5584 if (ip->bw_restlen > 0) | |
5585 { | |
1836 | 5586 char *fp; |
5587 | |
7 | 5588 /* Need to concatenate the remainder of the previous call and |
5589 * the bytes of the current call. Use the end of the | |
5590 * conversion buffer for this. */ | |
5591 fromlen = len + ip->bw_restlen; | |
1836 | 5592 fp = (char *)ip->bw_conv_buf + ip->bw_conv_buflen - fromlen; |
5593 mch_memmove(fp, ip->bw_rest, (size_t)ip->bw_restlen); | |
5594 mch_memmove(fp + ip->bw_restlen, buf, (size_t)len); | |
5595 from = fp; | |
7 | 5596 tolen = ip->bw_conv_buflen - fromlen; |
5597 } | |
5598 else | |
5599 { | |
5600 from = (const char *)buf; | |
5601 fromlen = len; | |
5602 tolen = ip->bw_conv_buflen; | |
5603 } | |
5604 to = (char *)ip->bw_conv_buf; | |
5605 | |
5606 if (ip->bw_first) | |
5607 { | |
5608 size_t save_len = tolen; | |
5609 | |
5610 /* output the initial shift state sequence */ | |
5611 (void)iconv(ip->bw_iconv_fd, NULL, NULL, &to, &tolen); | |
5612 | |
5613 /* There is a bug in iconv() on Linux (which appears to be | |
5614 * wide-spread) which sets "to" to NULL and messes up "tolen". | |
5615 */ | |
5616 if (to == NULL) | |
5617 { | |
5618 to = (char *)ip->bw_conv_buf; | |
5619 tolen = save_len; | |
5620 } | |
5621 ip->bw_first = FALSE; | |
5622 } | |
5623 | |
5624 /* | |
5625 * If iconv() has an error or there is not enough room, fail. | |
5626 */ | |
5627 if ((iconv(ip->bw_iconv_fd, (void *)&from, &fromlen, &to, &tolen) | |
5628 == (size_t)-1 && ICONV_ERRNO != ICONV_EINVAL) | |
5629 || fromlen > CONV_RESTLEN) | |
5630 { | |
5631 ip->bw_conv_error = TRUE; | |
5632 return FAIL; | |
5633 } | |
5634 | |
5635 /* copy remainder to ip->bw_rest[] to be used for the next call. */ | |
5636 if (fromlen > 0) | |
5637 mch_memmove(ip->bw_rest, (void *)from, fromlen); | |
5638 ip->bw_restlen = (int)fromlen; | |
5639 | |
5640 buf = ip->bw_conv_buf; | |
5641 len = (int)((char_u *)to - ip->bw_conv_buf); | |
5642 } | |
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patch 8.1.0805: too many #ifdefs
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parents:
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diff
changeset
|
5643 #endif |
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patch 8.1.0805: too many #ifdefs
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parents:
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diff
changeset
|
5644 } |
7 | 5645 |
11605
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diff
changeset
|
5646 if (ip->bw_fd < 0) |
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diff
changeset
|
5647 /* Only checking conversion, which is OK if we get here. */ |
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diff
changeset
|
5648 return OK; |
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diff
changeset
|
5649 |
7 | 5650 #ifdef FEAT_CRYPT |
6122 | 5651 if (flags & FIO_ENCRYPTED) |
5652 { | |
5653 /* Encrypt the data. Do it in-place if possible, otherwise use an | |
5654 * allocated buffer. */ | |
15531
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patch 8.1.0773: not all crypt code is tested
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parents:
15517
diff
changeset
|
5655 # ifdef CRYPT_NOT_INPLACE |
6122 | 5656 if (crypt_works_inplace(ip->bw_buffer->b_cryptstate)) |
5657 { | |
15531
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patch 8.1.0773: not all crypt code is tested
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parents:
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diff
changeset
|
5658 # endif |
6122 | 5659 crypt_encode_inplace(ip->bw_buffer->b_cryptstate, buf, len); |
15531
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parents:
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diff
changeset
|
5660 # ifdef CRYPT_NOT_INPLACE |
6122 | 5661 } |
5662 else | |
5663 { | |
5664 char_u *outbuf; | |
5665 | |
5666 len = crypt_encode_alloc(curbuf->b_cryptstate, buf, len, &outbuf); | |
5667 if (len == 0) | |
5668 return OK; /* Crypt layer is buffering, will flush later. */ | |
5669 wlen = write_eintr(ip->bw_fd, outbuf, len); | |
5670 vim_free(outbuf); | |
5671 return (wlen < len) ? FAIL : OK; | |
5672 } | |
15531
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parents:
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diff
changeset
|
5673 # endif |
6122 | 5674 } |
7 | 5675 #endif |
5676 | |
2664 | 5677 wlen = write_eintr(ip->bw_fd, buf, len); |
5678 return (wlen < len) ? FAIL : OK; | |
7 | 5679 } |
5680 | |
5681 /* | |
5682 * Convert a Unicode character to bytes. | |
1947 | 5683 * Return TRUE for an error, FALSE when it's OK. |
7 | 5684 */ |
5685 static int | |
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diff
changeset
|
5686 ucs2bytes( |
f86adafb28d4
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parents:
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diff
changeset
|
5687 unsigned c, /* in: character */ |
f86adafb28d4
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Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
5688 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
|
5689 int flags) /* FIO_ flags */ |
7 | 5690 { |
5691 char_u *p = *pp; | |
5692 int error = FALSE; | |
5693 int cc; | |
5694 | |
5695 | |
5696 if (flags & FIO_UCS4) | |
5697 { | |
5698 if (flags & FIO_ENDIAN_L) | |
5699 { | |
5700 *p++ = c; | |
5701 *p++ = (c >> 8); | |
5702 *p++ = (c >> 16); | |
5703 *p++ = (c >> 24); | |
5704 } | |
5705 else | |
5706 { | |
5707 *p++ = (c >> 24); | |
5708 *p++ = (c >> 16); | |
5709 *p++ = (c >> 8); | |
5710 *p++ = c; | |
5711 } | |
5712 } | |
5713 else if (flags & (FIO_UCS2 | FIO_UTF16)) | |
5714 { | |
5715 if (c >= 0x10000) | |
5716 { | |
5717 if (flags & FIO_UTF16) | |
5718 { | |
5719 /* Make two words, ten bits of the character in each. First | |
5720 * word is 0xd800 - 0xdbff, second one 0xdc00 - 0xdfff */ | |
5721 c -= 0x10000; | |
5722 if (c >= 0x100000) | |
5723 error = TRUE; | |
5724 cc = ((c >> 10) & 0x3ff) + 0xd800; | |
5725 if (flags & FIO_ENDIAN_L) | |
5726 { | |
5727 *p++ = cc; | |
5728 *p++ = ((unsigned)cc >> 8); | |
5729 } | |
5730 else | |
5731 { | |
5732 *p++ = ((unsigned)cc >> 8); | |
5733 *p++ = cc; | |
5734 } | |
5735 c = (c & 0x3ff) + 0xdc00; | |
5736 } | |
5737 else | |
5738 error = TRUE; | |
5739 } | |
5740 if (flags & FIO_ENDIAN_L) | |
5741 { | |
5742 *p++ = c; | |
5743 *p++ = (c >> 8); | |
5744 } | |
5745 else | |
5746 { | |
5747 *p++ = (c >> 8); | |
5748 *p++ = c; | |
5749 } | |
5750 } | |
5751 else /* Latin1 */ | |
5752 { | |
5753 if (c >= 0x100) | |
5754 { | |
5755 error = TRUE; | |
5756 *p++ = 0xBF; | |
5757 } | |
5758 else | |
5759 *p++ = c; | |
5760 } | |
5761 | |
5762 *pp = p; | |
5763 return error; | |
5764 } | |
5765 | |
5766 /* | |
1948 | 5767 * Return TRUE if file encoding "fenc" requires conversion from or to |
5768 * 'encoding'. | |
7 | 5769 */ |
5770 static int | |
7819
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parents:
7801
diff
changeset
|
5771 need_conversion(char_u *fenc) |
7 | 5772 { |
1948 | 5773 int same_encoding; |
5774 int enc_flags; | |
5775 int fenc_flags; | |
5776 | |
5777 if (*fenc == NUL || STRCMP(p_enc, fenc) == 0) | |
2217
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parents:
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diff
changeset
|
5778 { |
1948 | 5779 same_encoding = TRUE; |
2217
120502692d82
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parents:
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diff
changeset
|
5780 fenc_flags = 0; |
120502692d82
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parents:
2215
diff
changeset
|
5781 } |
1948 | 5782 else |
5783 { | |
5784 /* Ignore difference between "ansi" and "latin1", "ucs-4" and | |
5785 * "ucs-4be", etc. */ | |
5786 enc_flags = get_fio_flags(p_enc); | |
5787 fenc_flags = get_fio_flags(fenc); | |
5788 same_encoding = (enc_flags != 0 && fenc_flags == enc_flags); | |
5789 } | |
5790 if (same_encoding) | |
5791 { | |
5792 /* Specified encoding matches with 'encoding'. This requires | |
5793 * conversion when 'encoding' is Unicode but not UTF-8. */ | |
5794 return enc_unicode != 0; | |
5795 } | |
5796 | |
5797 /* Encodings differ. However, conversion is not needed when 'enc' is any | |
5798 * Unicode encoding and the file is UTF-8. */ | |
5799 return !(enc_utf8 && fenc_flags == FIO_UTF8); | |
7 | 5800 } |
5801 | |
5802 /* | |
5803 * Check "ptr" for a unicode encoding and return the FIO_ flags needed for the | |
5804 * internal conversion. | |
5805 * if "ptr" is an empty string, use 'encoding'. | |
5806 */ | |
5807 static int | |
7819
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parents:
7801
diff
changeset
|
5808 get_fio_flags(char_u *ptr) |
7 | 5809 { |
5810 int prop; | |
5811 | |
5812 if (*ptr == NUL) | |
5813 ptr = p_enc; | |
5814 | |
5815 prop = enc_canon_props(ptr); | |
5816 if (prop & ENC_UNICODE) | |
5817 { | |
5818 if (prop & ENC_2BYTE) | |
5819 { | |
5820 if (prop & ENC_ENDIAN_L) | |
5821 return FIO_UCS2 | FIO_ENDIAN_L; | |
5822 return FIO_UCS2; | |
5823 } | |
5824 if (prop & ENC_4BYTE) | |
5825 { | |
5826 if (prop & ENC_ENDIAN_L) | |
5827 return FIO_UCS4 | FIO_ENDIAN_L; | |
5828 return FIO_UCS4; | |
5829 } | |
5830 if (prop & ENC_2WORD) | |
5831 { | |
5832 if (prop & ENC_ENDIAN_L) | |
5833 return FIO_UTF16 | FIO_ENDIAN_L; | |
5834 return FIO_UTF16; | |
5835 } | |
5836 return FIO_UTF8; | |
5837 } | |
5838 if (prop & ENC_LATIN1) | |
5839 return FIO_LATIN1; | |
5840 /* must be ENC_DBCS, requires iconv() */ | |
5841 return 0; | |
5842 } | |
5843 | |
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patch 8.1.0941: macros for MS-Windows are inconsistent
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parents:
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diff
changeset
|
5844 #ifdef MSWIN |
7 | 5845 /* |
5846 * Check "ptr" for a MS-Windows codepage name and return the FIO_ flags needed | |
5847 * for the conversion MS-Windows can do for us. Also accept "utf-8". | |
5848 * Used for conversion between 'encoding' and 'fileencoding'. | |
5849 */ | |
5850 static int | |
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parents:
7801
diff
changeset
|
5851 get_win_fio_flags(char_u *ptr) |
7 | 5852 { |
5853 int cp; | |
5854 | |
5855 /* Cannot do this when 'encoding' is not utf-8 and not a codepage. */ | |
5856 if (!enc_utf8 && enc_codepage <= 0) | |
5857 return 0; | |
5858 | |
5859 cp = encname2codepage(ptr); | |
5860 if (cp == 0) | |
5861 { | |
5862 # ifdef CP_UTF8 /* VC 4.1 doesn't define CP_UTF8 */ | |
5863 if (STRCMP(ptr, "utf-8") == 0) | |
5864 cp = CP_UTF8; | |
5865 else | |
5866 # endif | |
5867 return 0; | |
5868 } | |
5869 return FIO_PUT_CP(cp) | FIO_CODEPAGE; | |
5870 } | |
5871 #endif | |
5872 | |
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12698
diff
changeset
|
5873 #ifdef MACOS_CONVERT |
7 | 5874 /* |
5875 * Check "ptr" for a Carbon supported encoding and return the FIO_ flags | |
5876 * needed for the internal conversion to/from utf-8 or latin1. | |
5877 */ | |
5878 static int | |
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parents:
7801
diff
changeset
|
5879 get_mac_fio_flags(char_u *ptr) |
7 | 5880 { |
5881 if ((enc_utf8 || STRCMP(p_enc, "latin1") == 0) | |
5882 && (enc_canon_props(ptr) & ENC_MACROMAN)) | |
5883 return FIO_MACROMAN; | |
5884 return 0; | |
5885 } | |
5886 #endif | |
5887 | |
5888 /* | |
5889 * Check for a Unicode BOM (Byte Order Mark) at the start of p[size]. | |
5890 * "size" must be at least 2. | |
5891 * Return the name of the encoding and set "*lenp" to the length. | |
5892 * Returns NULL when no BOM found. | |
5893 */ | |
5894 static char_u * | |
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parents:
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diff
changeset
|
5895 check_for_bom( |
f86adafb28d4
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parents:
7801
diff
changeset
|
5896 char_u *p, |
f86adafb28d4
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parents:
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diff
changeset
|
5897 long size, |
f86adafb28d4
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parents:
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diff
changeset
|
5898 int *lenp, |
f86adafb28d4
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Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
5899 int flags) |
7 | 5900 { |
5901 char *name = NULL; | |
5902 int len = 2; | |
5903 | |
5904 if (p[0] == 0xef && p[1] == 0xbb && size >= 3 && p[2] == 0xbf | |
1688 | 5905 && (flags == FIO_ALL || flags == FIO_UTF8 || flags == 0)) |
7 | 5906 { |
5907 name = "utf-8"; /* EF BB BF */ | |
5908 len = 3; | |
5909 } | |
5910 else if (p[0] == 0xff && p[1] == 0xfe) | |
5911 { | |
5912 if (size >= 4 && p[2] == 0 && p[3] == 0 | |
5913 && (flags == FIO_ALL || flags == (FIO_UCS4 | FIO_ENDIAN_L))) | |
5914 { | |
5915 name = "ucs-4le"; /* FF FE 00 00 */ | |
5916 len = 4; | |
5917 } | |
1735 | 5918 else if (flags == (FIO_UCS2 | FIO_ENDIAN_L)) |
7 | 5919 name = "ucs-2le"; /* FF FE */ |
1735 | 5920 else if (flags == FIO_ALL || flags == (FIO_UTF16 | FIO_ENDIAN_L)) |
5921 /* utf-16le is preferred, it also works for ucs-2le text */ | |
7 | 5922 name = "utf-16le"; /* FF FE */ |
5923 } | |
5924 else if (p[0] == 0xfe && p[1] == 0xff | |
5925 && (flags == FIO_ALL || flags == FIO_UCS2 || flags == FIO_UTF16)) | |
5926 { | |
1547 | 5927 /* Default to utf-16, it works also for ucs-2 text. */ |
5928 if (flags == FIO_UCS2) | |
5929 name = "ucs-2"; /* FE FF */ | |
5930 else | |
7 | 5931 name = "utf-16"; /* FE FF */ |
5932 } | |
5933 else if (size >= 4 && p[0] == 0 && p[1] == 0 && p[2] == 0xfe | |
5934 && p[3] == 0xff && (flags == FIO_ALL || flags == FIO_UCS4)) | |
5935 { | |
5936 name = "ucs-4"; /* 00 00 FE FF */ | |
5937 len = 4; | |
5938 } | |
5939 | |
5940 *lenp = len; | |
5941 return (char_u *)name; | |
5942 } | |
5943 | |
5944 /* | |
5945 * Generate a BOM in "buf[4]" for encoding "name". | |
5946 * Return the length of the BOM (zero when no BOM). | |
5947 */ | |
5948 static int | |
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parents:
7801
diff
changeset
|
5949 make_bom(char_u *buf, char_u *name) |
7 | 5950 { |
5951 int flags; | |
5952 char_u *p; | |
5953 | |
5954 flags = get_fio_flags(name); | |
5955 | |
5956 /* Can't put a BOM in a non-Unicode file. */ | |
5957 if (flags == FIO_LATIN1 || flags == 0) | |
5958 return 0; | |
5959 | |
5960 if (flags == FIO_UTF8) /* UTF-8 */ | |
5961 { | |
5962 buf[0] = 0xef; | |
5963 buf[1] = 0xbb; | |
5964 buf[2] = 0xbf; | |
5965 return 3; | |
5966 } | |
5967 p = buf; | |
5968 (void)ucs2bytes(0xfeff, &p, flags); | |
5969 return (int)(p - buf); | |
5970 } | |
5971 | |
5972 /* | |
5973 * Try to find a shortname by comparing the fullname with the current | |
5974 * directory. | |
1411 | 5975 * Returns "full_path" or pointer into "full_path" if shortened. |
5976 */ | |
5977 char_u * | |
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diff
changeset
|
5978 shorten_fname1(char_u *full_path) |
1411 | 5979 { |
2770 | 5980 char_u *dirname; |
1411 | 5981 char_u *p = full_path; |
5982 | |
2770 | 5983 dirname = alloc(MAXPATHL); |
5984 if (dirname == NULL) | |
5985 return full_path; | |
1411 | 5986 if (mch_dirname(dirname, MAXPATHL) == OK) |
5987 { | |
5988 p = shorten_fname(full_path, dirname); | |
5989 if (p == NULL || *p == NUL) | |
5990 p = full_path; | |
5991 } | |
2770 | 5992 vim_free(dirname); |
1411 | 5993 return p; |
5994 } | |
5995 | |
5996 /* | |
5997 * Try to find a shortname by comparing the fullname with the current | |
5998 * directory. | |
7 | 5999 * Returns NULL if not shorter name possible, pointer into "full_path" |
6000 * otherwise. | |
6001 */ | |
6002 char_u * | |
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parents:
7801
diff
changeset
|
6003 shorten_fname(char_u *full_path, char_u *dir_name) |
7 | 6004 { |
6005 int len; | |
6006 char_u *p; | |
6007 | |
6008 if (full_path == NULL) | |
6009 return NULL; | |
6010 len = (int)STRLEN(dir_name); | |
6011 if (fnamencmp(dir_name, full_path, len) == 0) | |
6012 { | |
6013 p = full_path + len; | |
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parents:
8080
diff
changeset
|
6014 #if defined(MSWIN) |
7 | 6015 /* |
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changeset
|
6016 * MS-Windows: when a file is in the root directory, dir_name will end |
7fad90423bd2
patch 8.1.0941: macros for MS-Windows are inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15840
diff
changeset
|
6017 * in a slash, since C: by itself does not define a specific dir. In |
7fad90423bd2
patch 8.1.0941: macros for MS-Windows are inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15840
diff
changeset
|
6018 * this case p may already be correct. <negri> |
7 | 6019 */ |
6020 if (!((len > 2) && (*(p - 2) == ':'))) | |
6021 #endif | |
6022 { | |
6023 if (vim_ispathsep(*p)) | |
6024 ++p; | |
6025 #ifndef VMS /* the path separator is always part of the path */ | |
6026 else | |
6027 p = NULL; | |
6028 #endif | |
6029 } | |
6030 } | |
8212
05b88224cea1
commit https://github.com/vim/vim/commit/48e330aff911be1c798c88a973af6437a8141fce
Christian Brabandt <cb@256bit.org>
parents:
8080
diff
changeset
|
6031 #if defined(MSWIN) |
7 | 6032 /* |
6033 * When using a file in the current drive, remove the drive name: | |
6034 * "A:\dir\file" -> "\dir\file". This helps when moving a session file on | |
6035 * a floppy from "A:\dir" to "B:\dir". | |
6036 */ | |
6037 else if (len > 3 | |
6038 && TOUPPER_LOC(full_path[0]) == TOUPPER_LOC(dir_name[0]) | |
6039 && full_path[1] == ':' | |
6040 && vim_ispathsep(full_path[2])) | |
6041 p = full_path + 2; | |
6042 #endif | |
6043 else | |
6044 p = NULL; | |
6045 return p; | |
6046 } | |
6047 | |
6048 /* | |
13819
31bb8e1f7625
patch 8.0.1781: file names in quickfix window are not shortened
Christian Brabandt <cb@256bit.org>
parents:
13810
diff
changeset
|
6049 * Shorten filename of a buffer. |
7 | 6050 * When "force" is TRUE: Use full path from now on for files currently being |
6051 * edited, both for file name and swap file name. Try to shorten the file | |
6052 * names a bit, if safe to do so. | |
6053 * When "force" is FALSE: Only try to shorten absolute file names. | |
6054 * For buffers that have buftype "nofile" or "scratch": never change the file | |
6055 * name. | |
6056 */ | |
6057 void | |
13819
31bb8e1f7625
patch 8.0.1781: file names in quickfix window are not shortened
Christian Brabandt <cb@256bit.org>
parents:
13810
diff
changeset
|
6058 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
|
6059 { |
31bb8e1f7625
patch 8.0.1781: file names in quickfix window are not shortened
Christian Brabandt <cb@256bit.org>
parents:
13810
diff
changeset
|
6060 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
|
6061 |
31bb8e1f7625
patch 8.0.1781: file names in quickfix window are not shortened
Christian Brabandt <cb@256bit.org>
parents:
13810
diff
changeset
|
6062 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
|
6063 #ifdef FEAT_QUICKFIX |
17095
10e0d7d96cb0
patch 8.1.1547: functionality of bt_nofile() is confusing
Bram Moolenaar <Bram@vim.org>
parents:
16996
diff
changeset
|
6064 && !bt_nofilename(buf) |
13819
31bb8e1f7625
patch 8.0.1781: file names in quickfix window are not shortened
Christian Brabandt <cb@256bit.org>
parents:
13810
diff
changeset
|
6065 #endif |
31bb8e1f7625
patch 8.0.1781: file names in quickfix window are not shortened
Christian Brabandt <cb@256bit.org>
parents:
13810
diff
changeset
|
6066 && !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
|
6067 && (force |
31bb8e1f7625
patch 8.0.1781: file names in quickfix window are not shortened
Christian Brabandt <cb@256bit.org>
parents:
13810
diff
changeset
|
6068 || 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
|
6069 || 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
|
6070 { |
14917
6f2ce3b311de
patch 8.1.0470: pointer ownership around fname_expand() is unclear
Bram Moolenaar <Bram@vim.org>
parents:
14862
diff
changeset
|
6071 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
|
6072 VIM_CLEAR(buf->b_sfname); |
13819
31bb8e1f7625
patch 8.0.1781: file names in quickfix window are not shortened
Christian Brabandt <cb@256bit.org>
parents:
13810
diff
changeset
|
6073 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
|
6074 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
|
6075 { |
31bb8e1f7625
patch 8.0.1781: file names in quickfix window are not shortened
Christian Brabandt <cb@256bit.org>
parents:
13810
diff
changeset
|
6076 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
|
6077 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
|
6078 } |
31bb8e1f7625
patch 8.0.1781: file names in quickfix window are not shortened
Christian Brabandt <cb@256bit.org>
parents:
13810
diff
changeset
|
6079 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
|
6080 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
|
6081 } |
31bb8e1f7625
patch 8.0.1781: file names in quickfix window are not shortened
Christian Brabandt <cb@256bit.org>
parents:
13810
diff
changeset
|
6082 } |
31bb8e1f7625
patch 8.0.1781: file names in quickfix window are not shortened
Christian Brabandt <cb@256bit.org>
parents:
13810
diff
changeset
|
6083 |
31bb8e1f7625
patch 8.0.1781: file names in quickfix window are not shortened
Christian Brabandt <cb@256bit.org>
parents:
13810
diff
changeset
|
6084 /* |
31bb8e1f7625
patch 8.0.1781: file names in quickfix window are not shortened
Christian Brabandt <cb@256bit.org>
parents:
13810
diff
changeset
|
6085 * 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
|
6086 */ |
31bb8e1f7625
patch 8.0.1781: file names in quickfix window are not shortened
Christian Brabandt <cb@256bit.org>
parents:
13810
diff
changeset
|
6087 void |
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
6088 shorten_fnames(int force) |
7 | 6089 { |
6090 char_u dirname[MAXPATHL]; | |
6091 buf_T *buf; | |
6092 | |
6093 mch_dirname(dirname, MAXPATHL); | |
9649
fd9727ae3c49
commit https://github.com/vim/vim/commit/2932359000b2f918d5fade79ea4d124d5943cd07
Christian Brabandt <cb@256bit.org>
parents:
9599
diff
changeset
|
6094 FOR_ALL_BUFFERS(buf) |
7 | 6095 { |
13819
31bb8e1f7625
patch 8.0.1781: file names in quickfix window are not shortened
Christian Brabandt <cb@256bit.org>
parents:
13810
diff
changeset
|
6096 shorten_buf_fname(buf, dirname, force); |
9 | 6097 |
6098 /* Always make the swap file name a full path, a "nofile" buffer may | |
6099 * also have a swap file. */ | |
6100 mf_fullname(buf->b_ml.ml_mfp); | |
7 | 6101 } |
6102 status_redraw_all(); | |
672 | 6103 redraw_tabline = TRUE; |
7 | 6104 } |
6105 | |
6106 #if (defined(FEAT_DND) && defined(FEAT_GUI_GTK)) \ | |
6107 || defined(FEAT_GUI_MSWIN) \ | |
6108 || defined(FEAT_GUI_MAC) \ | |
6109 || defined(PROTO) | |
6110 /* | |
6111 * Shorten all filenames in "fnames[count]" by current directory. | |
6112 */ | |
6113 void | |
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
6114 shorten_filenames(char_u **fnames, int count) |
7 | 6115 { |
6116 int i; | |
6117 char_u dirname[MAXPATHL]; | |
6118 char_u *p; | |
6119 | |
6120 if (fnames == NULL || count < 1) | |
6121 return; | |
6122 mch_dirname(dirname, sizeof(dirname)); | |
6123 for (i = 0; i < count; ++i) | |
6124 { | |
6125 if ((p = shorten_fname(fnames[i], dirname)) != NULL) | |
6126 { | |
6127 /* shorten_fname() returns pointer in given "fnames[i]". If free | |
6128 * "fnames[i]" first, "p" becomes invalid. So we need to copy | |
6129 * "p" first then free fnames[i]. */ | |
6130 p = vim_strsave(p); | |
6131 vim_free(fnames[i]); | |
6132 fnames[i] = p; | |
6133 } | |
6134 } | |
6135 } | |
6136 #endif | |
6137 | |
6138 /* | |
14475
dddba3937532
patch 8.1.0251: using full path is not supported for 'backupdir'
Christian Brabandt <cb@256bit.org>
parents:
14433
diff
changeset
|
6139 * Add extension to file name - change path/fo.o.h to path/fo.o.h.ext or |
7 | 6140 * fo_o_h.ext for MSDOS or when shortname option set. |
6141 * | |
6142 * Assumed that fname is a valid name found in the filesystem we assure that | |
6143 * the return value is a different name and ends in 'ext'. | |
6144 * "ext" MUST be at most 4 characters long if it starts with a dot, 3 | |
6145 * characters otherwise. | |
6146 * Space for the returned name is allocated, must be freed later. | |
6147 * Returns NULL when out of memory. | |
6148 */ | |
6149 char_u * | |
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
6150 modname( |
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
6151 char_u *fname, |
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
6152 char_u *ext, |
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
6153 int prepend_dot) /* may prepend a '.' to file name */ |
7 | 6154 { |
8212
05b88224cea1
commit https://github.com/vim/vim/commit/48e330aff911be1c798c88a973af6437a8141fce
Christian Brabandt <cb@256bit.org>
parents:
8080
diff
changeset
|
6155 return buf_modname((curbuf->b_p_sn || curbuf->b_shortname), |
7 | 6156 fname, ext, prepend_dot); |
6157 } | |
6158 | |
6159 char_u * | |
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
6160 buf_modname( |
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
6161 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
|
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 { |
6166 char_u *retval; | |
6167 char_u *s; | |
6168 char_u *e; | |
6169 char_u *ptr; | |
6170 int fnamelen, extlen; | |
6171 | |
6172 extlen = (int)STRLEN(ext); | |
6173 | |
6174 /* | |
6175 * If there is no file name we must get the name of the current directory | |
6176 * (we need the full path in case :cd is used). | |
6177 */ | |
6178 if (fname == NULL || *fname == NUL) | |
6179 { | |
16764
ef00b6bc186b
patch 8.1.1384: using "int" for alloc() often results in compiler warnings
Bram Moolenaar <Bram@vim.org>
parents:
16754
diff
changeset
|
6180 retval = alloc(MAXPATHL + extlen + 3); |
7 | 6181 if (retval == NULL) |
6182 return NULL; | |
6183 if (mch_dirname(retval, MAXPATHL) == FAIL || | |
6184 (fnamelen = (int)STRLEN(retval)) == 0) | |
6185 { | |
6186 vim_free(retval); | |
6187 return NULL; | |
6188 } | |
39 | 6189 if (!after_pathsep(retval, retval + fnamelen)) |
7 | 6190 { |
6191 retval[fnamelen++] = PATHSEP; | |
6192 retval[fnamelen] = NUL; | |
6193 } | |
6194 prepend_dot = FALSE; /* nothing to prepend a dot to */ | |
6195 } | |
6196 else | |
6197 { | |
6198 fnamelen = (int)STRLEN(fname); | |
16764
ef00b6bc186b
patch 8.1.1384: using "int" for alloc() often results in compiler warnings
Bram Moolenaar <Bram@vim.org>
parents:
16754
diff
changeset
|
6199 retval = alloc(fnamelen + extlen + 3); |
7 | 6200 if (retval == NULL) |
6201 return NULL; | |
6202 STRCPY(retval, fname); | |
6203 #ifdef VMS | |
6204 vms_remove_version(retval); /* we do not need versions here */ | |
6205 #endif | |
6206 } | |
6207 | |
6208 /* | |
6209 * search backwards until we hit a '/', '\' or ':' replacing all '.' | |
6210 * by '_' for MSDOS or when shortname option set and ext starts with a dot. | |
6211 * Then truncate what is after the '/', '\' or ':' to 8 characters for | |
6212 * MSDOS and 26 characters for AMIGA, a lot more for UNIX. | |
6213 */ | |
11127
506f5d8b7d8b
patch 8.0.0451: some macros are in lower case
Christian Brabandt <cb@256bit.org>
parents:
11121
diff
changeset
|
6214 for (ptr = retval + fnamelen; ptr > retval; MB_PTR_BACK(retval, ptr)) |
7 | 6215 { |
15794
0d8291665b59
patch 8.1.0904: USE_LONG_FNAME never defined
Bram Moolenaar <Bram@vim.org>
parents:
15776
diff
changeset
|
6216 if (*ext == '.' && shortname) |
7 | 6217 if (*ptr == '.') /* replace '.' by '_' */ |
6218 *ptr = '_'; | |
6219 if (vim_ispathsep(*ptr)) | |
391 | 6220 { |
6221 ++ptr; | |
7 | 6222 break; |
391 | 6223 } |
6224 } | |
7 | 6225 |
6226 /* the file name has at most BASENAMELEN characters. */ | |
6227 if (STRLEN(ptr) > (unsigned)BASENAMELEN) | |
6228 ptr[BASENAMELEN] = '\0'; | |
6229 | |
6230 s = ptr + STRLEN(ptr); | |
6231 | |
6232 /* | |
6233 * For 8.3 file names we may have to reduce the length. | |
6234 */ | |
6235 if (shortname) | |
6236 { | |
6237 /* | |
6238 * If there is no file name, or the file name ends in '/', and the | |
6239 * extension starts with '.', put a '_' before the dot, because just | |
6240 * ".ext" is invalid. | |
6241 */ | |
6242 if (fname == NULL || *fname == NUL | |
6243 || vim_ispathsep(fname[STRLEN(fname) - 1])) | |
6244 { | |
6245 if (*ext == '.') | |
6246 *s++ = '_'; | |
6247 } | |
6248 /* | |
6249 * If the extension starts with '.', truncate the base name at 8 | |
6250 * characters | |
6251 */ | |
6252 else if (*ext == '.') | |
6253 { | |
1877 | 6254 if ((size_t)(s - ptr) > (size_t)8) |
7 | 6255 { |
6256 s = ptr + 8; | |
6257 *s = '\0'; | |
6258 } | |
6259 } | |
6260 /* | |
6261 * If the extension doesn't start with '.', and the file name | |
6262 * doesn't have an extension yet, append a '.' | |
6263 */ | |
6264 else if ((e = vim_strchr(ptr, '.')) == NULL) | |
6265 *s++ = '.'; | |
6266 /* | |
6267 * If the extension doesn't start with '.', and there already is an | |
1201 | 6268 * extension, it may need to be truncated |
7 | 6269 */ |
6270 else if ((int)STRLEN(e) + extlen > 4) | |
6271 s = e + 4 - extlen; | |
6272 } | |
15868
7fad90423bd2
patch 8.1.0941: macros for MS-Windows are inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15840
diff
changeset
|
6273 #ifdef MSWIN |
7 | 6274 /* |
6275 * If there is no file name, and the extension starts with '.', put a | |
6276 * '_' before the dot, because just ".ext" may be invalid if it's on a | |
6277 * FAT partition, and on HPFS it doesn't matter. | |
6278 */ | |
6279 else if ((fname == NULL || *fname == NUL) && *ext == '.') | |
6280 *s++ = '_'; | |
6281 #endif | |
6282 | |
6283 /* | |
1651 | 6284 * Append the extension. |
7 | 6285 * ext can start with '.' and cannot exceed 3 more characters. |
6286 */ | |
6287 STRCPY(s, ext); | |
6288 | |
6289 /* | |
6290 * Prepend the dot. | |
6291 */ | |
15794
0d8291665b59
patch 8.1.0904: USE_LONG_FNAME never defined
Bram Moolenaar <Bram@vim.org>
parents:
15776
diff
changeset
|
6292 if (prepend_dot && !shortname && *(e = gettail(retval)) != '.') |
7 | 6293 { |
1620 | 6294 STRMOVE(e + 1, e); |
7 | 6295 *e = '.'; |
6296 } | |
6297 | |
6298 /* | |
6299 * Check that, after appending the extension, the file name is really | |
6300 * different. | |
6301 */ | |
6302 if (fname != NULL && STRCMP(fname, retval) == 0) | |
6303 { | |
6304 /* we search for a character that can be replaced by '_' */ | |
6305 while (--s >= ptr) | |
6306 { | |
6307 if (*s != '_') | |
6308 { | |
6309 *s = '_'; | |
6310 break; | |
6311 } | |
6312 } | |
6313 if (s < ptr) /* fname was "________.<ext>", how tricky! */ | |
6314 *ptr = 'v'; | |
6315 } | |
6316 return retval; | |
6317 } | |
6318 | |
6319 /* | |
6320 * Like fgets(), but if the file line is too long, it is truncated and the | |
6321 * 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
|
6322 * If the line is truncated then buf[size - 2] will not be NUL. |
7 | 6323 */ |
6324 int | |
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
6325 vim_fgets(char_u *buf, int size, FILE *fp) |
7 | 6326 { |
6327 char *eof; | |
6328 #define FGETS_SIZE 200 | |
6329 char tbuf[FGETS_SIZE]; | |
6330 | |
6331 buf[size - 2] = NUL; | |
6332 eof = fgets((char *)buf, size, fp); | |
6333 if (buf[size - 2] != NUL && buf[size - 2] != '\n') | |
6334 { | |
6335 buf[size - 1] = NUL; /* Truncate the line */ | |
6336 | |
6337 /* Now throw away the rest of the line: */ | |
6338 do | |
6339 { | |
6340 tbuf[FGETS_SIZE - 2] = NUL; | |
14730
193471015e1a
patch 8.1.0377: xdiff doesn't use the Vim memory allocation functions
Christian Brabandt <cb@256bit.org>
parents:
14700
diff
changeset
|
6341 vim_ignoredp = fgets((char *)tbuf, FGETS_SIZE, fp); |
7 | 6342 } while (tbuf[FGETS_SIZE - 2] != NUL && tbuf[FGETS_SIZE - 2] != '\n'); |
6343 } | |
6344 return (eof == NULL); | |
6345 } | |
6346 | |
6347 /* | |
6348 * rename() only works if both files are on the same file system, this | |
6349 * function will (attempts to?) copy the file across if rename fails -- webb | |
6350 * Return -1 for failure, 0 for success. | |
6351 */ | |
6352 int | |
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
6353 vim_rename(char_u *from, char_u *to) |
7 | 6354 { |
6355 int fd_in; | |
6356 int fd_out; | |
6357 int n; | |
6358 char *errmsg = NULL; | |
6359 char *buffer; | |
6360 #ifdef AMIGA | |
6361 BPTR flock; | |
6362 #endif | |
9387
f094d4085014
commit https://github.com/vim/vim/commit/8767f52fbfd4f053ce00a978227c95f1d7d323fe
Christian Brabandt <cb@256bit.org>
parents:
9291
diff
changeset
|
6363 stat_T st; |
194 | 6364 long perm; |
199 | 6365 #ifdef HAVE_ACL |
6366 vim_acl_T acl; /* ACL from original file */ | |
6367 #endif | |
1779 | 6368 int use_tmp_file = FALSE; |
7 | 6369 |
6370 /* | |
1779 | 6371 * When the names are identical, there is nothing to do. When they refer |
6372 * to the same file (ignoring case and slash/backslash differences) but | |
6373 * the file name differs we need to go through a temp file. | |
7 | 6374 */ |
6375 if (fnamecmp(from, to) == 0) | |
1779 | 6376 { |
4242 | 6377 if (p_fic && STRCMP(gettail(from), gettail(to)) != 0) |
1779 | 6378 use_tmp_file = TRUE; |
6379 else | |
6380 return 0; | |
6381 } | |
7 | 6382 |
6383 /* | |
6384 * Fail if the "from" file doesn't exist. Avoids that "to" is deleted. | |
6385 */ | |
6386 if (mch_stat((char *)from, &st) < 0) | |
6387 return -1; | |
6388 | |
1778 | 6389 #ifdef UNIX |
6390 { | |
9387
f094d4085014
commit https://github.com/vim/vim/commit/8767f52fbfd4f053ce00a978227c95f1d7d323fe
Christian Brabandt <cb@256bit.org>
parents:
9291
diff
changeset
|
6391 stat_T st_to; |
1778 | 6392 |
6393 /* It's possible for the source and destination to be the same file. | |
6394 * This happens when "from" and "to" differ in case and are on a FAT32 | |
6395 * filesystem. In that case go through a temp file name. */ | |
6396 if (mch_stat((char *)to, &st_to) >= 0 | |
6397 && st.st_dev == st_to.st_dev | |
6398 && st.st_ino == st_to.st_ino) | |
1779 | 6399 use_tmp_file = TRUE; |
6400 } | |
6401 #endif | |
15868
7fad90423bd2
patch 8.1.0941: macros for MS-Windows are inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15840
diff
changeset
|
6402 #ifdef MSWIN |
2793 | 6403 { |
6404 BY_HANDLE_FILE_INFORMATION info1, info2; | |
6405 | |
6406 /* It's possible for the source and destination to be the same file. | |
6407 * In that case go through a temp file name. This makes rename("foo", | |
6408 * "./foo") a no-op (in a complicated way). */ | |
6409 if (win32_fileinfo(from, &info1) == FILEINFO_OK | |
6410 && win32_fileinfo(to, &info2) == FILEINFO_OK | |
6411 && info1.dwVolumeSerialNumber == info2.dwVolumeSerialNumber | |
6412 && info1.nFileIndexHigh == info2.nFileIndexHigh | |
6413 && info1.nFileIndexLow == info2.nFileIndexLow) | |
6414 use_tmp_file = TRUE; | |
6415 } | |
6416 #endif | |
1779 | 6417 |
6418 if (use_tmp_file) | |
6419 { | |
6420 char tempname[MAXPATHL + 1]; | |
6421 | |
6422 /* | |
6423 * Find a name that doesn't exist and is in the same directory. | |
6424 * Rename "from" to "tempname" and then rename "tempname" to "to". | |
6425 */ | |
6426 if (STRLEN(from) >= MAXPATHL - 5) | |
6427 return -1; | |
6428 STRCPY(tempname, from); | |
6429 for (n = 123; n < 99999; ++n) | |
6430 { | |
6431 sprintf((char *)gettail((char_u *)tempname), "%d", n); | |
6432 if (mch_stat(tempname, &st) < 0) | |
6433 { | |
6434 if (mch_rename((char *)from, tempname) == 0) | |
1778 | 6435 { |
1779 | 6436 if (mch_rename(tempname, (char *)to) == 0) |
6437 return 0; | |
6438 /* Strange, the second step failed. Try moving the | |
6439 * file back and return failure. */ | |
6440 mch_rename(tempname, (char *)from); | |
1778 | 6441 return -1; |
6442 } | |
1779 | 6443 /* If it fails for one temp name it will most likely fail |
6444 * for any temp name, give up. */ | |
6445 return -1; | |
6446 } | |
6447 } | |
6448 return -1; | |
1778 | 6449 } |
6450 | |
7 | 6451 /* |
6452 * Delete the "to" file, this is required on some systems to make the | |
6453 * mch_rename() work, on other systems it makes sure that we don't have | |
6454 * two files when the mch_rename() fails. | |
6455 */ | |
6456 | |
6457 #ifdef AMIGA | |
6458 /* | |
6459 * With MSDOS-compatible filesystems (crossdos, messydos) it is possible | |
6460 * that the name of the "to" file is the same as the "from" file, even | |
1201 | 6461 * though the names are different. To avoid the chance of accidentally |
7 | 6462 * deleting the "from" file (horror!) we lock it during the remove. |
6463 * | |
6464 * When used for making a backup before writing the file: This should not | |
6465 * happen with ":w", because startscript() should detect this problem and | |
6466 * set buf->b_shortname, causing modname() to return a correct ".bak" file | |
6467 * name. This problem does exist with ":w filename", but then the | |
6468 * original file will be somewhere else so the backup isn't really | |
6469 * important. If autoscripting is off the rename may fail. | |
6470 */ | |
6471 flock = Lock((UBYTE *)from, (long)ACCESS_READ); | |
6472 #endif | |
6473 mch_remove(to); | |
6474 #ifdef AMIGA | |
6475 if (flock) | |
6476 UnLock(flock); | |
6477 #endif | |
6478 | |
6479 /* | |
6480 * First try a normal rename, return if it works. | |
6481 */ | |
6482 if (mch_rename((char *)from, (char *)to) == 0) | |
6483 return 0; | |
6484 | |
6485 /* | |
6486 * Rename() failed, try copying the file. | |
6487 */ | |
194 | 6488 perm = mch_getperm(from); |
199 | 6489 #ifdef HAVE_ACL |
6490 /* For systems that support ACL: get the ACL from the original file. */ | |
6491 acl = mch_get_acl(from); | |
6492 #endif | |
7 | 6493 fd_in = mch_open((char *)from, O_RDONLY|O_EXTRA, 0); |
6494 if (fd_in == -1) | |
1651 | 6495 { |
6496 #ifdef HAVE_ACL | |
6497 mch_free_acl(acl); | |
6498 #endif | |
7 | 6499 return -1; |
1651 | 6500 } |
194 | 6501 |
6502 /* Create the new file with same permissions as the original. */ | |
557 | 6503 fd_out = mch_open((char *)to, |
6504 O_CREAT|O_EXCL|O_WRONLY|O_EXTRA|O_NOFOLLOW, (int)perm); | |
7 | 6505 if (fd_out == -1) |
6506 { | |
6507 close(fd_in); | |
1651 | 6508 #ifdef HAVE_ACL |
6509 mch_free_acl(acl); | |
6510 #endif | |
7 | 6511 return -1; |
6512 } | |
6513 | |
16825
ce04ebdf26b8
patch 8.1.1414: alloc() returning "char_u *" causes a lot of type casts
Bram Moolenaar <Bram@vim.org>
parents:
16782
diff
changeset
|
6514 buffer = alloc(BUFSIZE); |
7 | 6515 if (buffer == NULL) |
6516 { | |
1651 | 6517 close(fd_out); |
7 | 6518 close(fd_in); |
1651 | 6519 #ifdef HAVE_ACL |
6520 mch_free_acl(acl); | |
6521 #endif | |
7 | 6522 return -1; |
6523 } | |
6524 | |
2664 | 6525 while ((n = read_eintr(fd_in, buffer, BUFSIZE)) > 0) |
6526 if (write_eintr(fd_out, buffer, n) != n) | |
7 | 6527 { |
6528 errmsg = _("E208: Error writing to \"%s\""); | |
6529 break; | |
6530 } | |
6531 | |
6532 vim_free(buffer); | |
6533 close(fd_in); | |
6534 if (close(fd_out) < 0) | |
6535 errmsg = _("E209: Error closing \"%s\""); | |
6536 if (n < 0) | |
6537 { | |
6538 errmsg = _("E210: Error reading \"%s\""); | |
6539 to = from; | |
6540 } | |
1201 | 6541 #ifndef UNIX /* for Unix mch_open() already set the permission */ |
194 | 6542 mch_setperm(to, perm); |
570 | 6543 #endif |
199 | 6544 #ifdef HAVE_ACL |
6545 mch_set_acl(to, acl); | |
1651 | 6546 mch_free_acl(acl); |
199 | 6547 #endif |
5788 | 6548 #if defined(HAVE_SELINUX) || defined(HAVE_SMACK) |
5483 | 6549 mch_copy_sec(from, to); |
5479 | 6550 #endif |
7 | 6551 if (errmsg != NULL) |
6552 { | |
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15442
diff
changeset
|
6553 semsg(errmsg, to); |
7 | 6554 return -1; |
6555 } | |
6556 mch_remove(from); | |
6557 return 0; | |
6558 } | |
6559 | |
6560 static int already_warned = FALSE; | |
6561 | |
6562 /* | |
6563 * Check if any not hidden buffer has been changed. | |
6564 * Postpone the check if there are characters in the stuff buffer, a global | |
6565 * command is being executed, a mapping is being executed or an autocommand is | |
6566 * busy. | |
6567 * Returns TRUE if some message was written (screen should be redrawn and | |
6568 * cursor positioned). | |
6569 */ | |
6570 int | |
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
6571 check_timestamps( |
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
6572 int focus) /* called for GUI focus event */ |
7 | 6573 { |
6574 buf_T *buf; | |
6575 int didit = 0; | |
6576 int n; | |
6577 | |
6578 /* Don't check timestamps while system() or another low-level function may | |
6579 * cause us to lose and gain focus. */ | |
6580 if (no_check_timestamps > 0) | |
6581 return FALSE; | |
6582 | |
6583 /* Avoid doing a check twice. The OK/Reload dialog can cause a focus | |
6584 * event and we would keep on checking if the file is steadily growing. | |
6585 * Do check again after typing something. */ | |
6586 if (focus && did_check_timestamps) | |
6587 { | |
6588 need_check_timestamps = TRUE; | |
6589 return FALSE; | |
6590 } | |
6591 | |
6592 if (!stuff_empty() || global_busy || !typebuf_typed() | |
13380
69517d67421f
patch 8.0.1564: too many #ifdefs
Christian Brabandt <cb@256bit.org>
parents:
13244
diff
changeset
|
6593 || autocmd_busy || curbuf_lock > 0 || allbuf_lock > 0) |
7 | 6594 need_check_timestamps = TRUE; /* check later */ |
6595 else | |
6596 { | |
6597 ++no_wait_return; | |
6598 did_check_timestamps = TRUE; | |
6599 already_warned = FALSE; | |
9649
fd9727ae3c49
commit https://github.com/vim/vim/commit/2932359000b2f918d5fade79ea4d124d5943cd07
Christian Brabandt <cb@256bit.org>
parents:
9599
diff
changeset
|
6600 FOR_ALL_BUFFERS(buf) |
7 | 6601 { |
6602 /* Only check buffers in a window. */ | |
6603 if (buf->b_nwindows > 0) | |
6604 { | |
9487
69ed2c9d34a6
commit https://github.com/vim/vim/commit/7c0a2f367f2507669560b1a66423155c70d2e75b
Christian Brabandt <cb@256bit.org>
parents:
9391
diff
changeset
|
6605 bufref_T bufref; |
69ed2c9d34a6
commit https://github.com/vim/vim/commit/7c0a2f367f2507669560b1a66423155c70d2e75b
Christian Brabandt <cb@256bit.org>
parents:
9391
diff
changeset
|
6606 |
69ed2c9d34a6
commit https://github.com/vim/vim/commit/7c0a2f367f2507669560b1a66423155c70d2e75b
Christian Brabandt <cb@256bit.org>
parents:
9391
diff
changeset
|
6607 set_bufref(&bufref, buf); |
7 | 6608 n = buf_check_timestamp(buf, focus); |
6609 if (didit < n) | |
6610 didit = n; | |
9487
69ed2c9d34a6
commit https://github.com/vim/vim/commit/7c0a2f367f2507669560b1a66423155c70d2e75b
Christian Brabandt <cb@256bit.org>
parents:
9391
diff
changeset
|
6611 if (n > 0 && !bufref_valid(&bufref)) |
7 | 6612 { |
6613 /* Autocommands have removed the buffer, start at the | |
6614 * first one again. */ | |
6615 buf = firstbuf; | |
6616 continue; | |
6617 } | |
6618 } | |
6619 } | |
6620 --no_wait_return; | |
6621 need_check_timestamps = FALSE; | |
6622 if (need_wait_return && didit == 2) | |
6623 { | |
6624 /* 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
|
6625 msg_puts("\n"); |
7 | 6626 out_flush(); |
6627 } | |
6628 } | |
6629 return didit; | |
6630 } | |
6631 | |
6632 /* | |
6633 * Move all the lines from buffer "frombuf" to buffer "tobuf". | |
6634 * Return OK or FAIL. When FAIL "tobuf" is incomplete and/or "frombuf" is not | |
6635 * empty. | |
6636 */ | |
6637 static int | |
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
6638 move_lines(buf_T *frombuf, buf_T *tobuf) |
7 | 6639 { |
6640 buf_T *tbuf = curbuf; | |
6641 int retval = OK; | |
6642 linenr_T lnum; | |
6643 char_u *p; | |
6644 | |
6645 /* Copy the lines in "frombuf" to "tobuf". */ | |
6646 curbuf = tobuf; | |
6647 for (lnum = 1; lnum <= frombuf->b_ml.ml_line_count; ++lnum) | |
6648 { | |
6649 p = vim_strsave(ml_get_buf(frombuf, lnum, FALSE)); | |
6650 if (p == NULL || ml_append(lnum - 1, p, 0, FALSE) == FAIL) | |
6651 { | |
6652 vim_free(p); | |
6653 retval = FAIL; | |
6654 break; | |
6655 } | |
6656 vim_free(p); | |
6657 } | |
6658 | |
6659 /* Delete all the lines in "frombuf". */ | |
6660 if (retval != FAIL) | |
6661 { | |
6662 curbuf = frombuf; | |
1055 | 6663 for (lnum = curbuf->b_ml.ml_line_count; lnum > 0; --lnum) |
6664 if (ml_delete(lnum, FALSE) == FAIL) | |
7 | 6665 { |
6666 /* Oops! We could try putting back the saved lines, but that | |
6667 * might fail again... */ | |
6668 retval = FAIL; | |
6669 break; | |
6670 } | |
6671 } | |
6672 | |
6673 curbuf = tbuf; | |
6674 return retval; | |
6675 } | |
6676 | |
6677 /* | |
6678 * Check if buffer "buf" has been changed. | |
6679 * Also check if the file for a new buffer unexpectedly appeared. | |
6680 * return 1 if a changed buffer was found. | |
6681 * return 2 if a message has been displayed. | |
6682 * return 0 otherwise. | |
6683 */ | |
6684 int | |
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
6685 buf_check_timestamp( |
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
6686 buf_T *buf, |
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
6687 int focus UNUSED) /* called for GUI focus event */ |
7 | 6688 { |
9387
f094d4085014
commit https://github.com/vim/vim/commit/8767f52fbfd4f053ce00a978227c95f1d7d323fe
Christian Brabandt <cb@256bit.org>
parents:
9291
diff
changeset
|
6689 stat_T st; |
7 | 6690 int stat_res; |
6691 int retval = 0; | |
6692 char_u *path; | |
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15442
diff
changeset
|
6693 char *tbuf; |
7 | 6694 char *mesg = NULL; |
188 | 6695 char *mesg2 = ""; |
7 | 6696 int helpmesg = FALSE; |
6697 int reload = FALSE; | |
9487
69ed2c9d34a6
commit https://github.com/vim/vim/commit/7c0a2f367f2507669560b1a66423155c70d2e75b
Christian Brabandt <cb@256bit.org>
parents:
9391
diff
changeset
|
6698 char *reason; |
7 | 6699 #if defined(FEAT_CON_DIALOG) || defined(FEAT_GUI_DIALOG) |
6700 int can_reload = FALSE; | |
6701 #endif | |
9387
f094d4085014
commit https://github.com/vim/vim/commit/8767f52fbfd4f053ce00a978227c95f1d7d323fe
Christian Brabandt <cb@256bit.org>
parents:
9291
diff
changeset
|
6702 off_T orig_size = buf->b_orig_size; |
7 | 6703 int orig_mode = buf->b_orig_mode; |
6704 #ifdef FEAT_GUI | |
6705 int save_mouse_correct = need_mouse_correct; | |
6706 #endif | |
6707 static int busy = FALSE; | |
179 | 6708 int n; |
13380
69517d67421f
patch 8.0.1564: too many #ifdefs
Christian Brabandt <cb@256bit.org>
parents:
13244
diff
changeset
|
6709 #ifdef FEAT_EVAL |
179 | 6710 char_u *s; |
13380
69517d67421f
patch 8.0.1564: too many #ifdefs
Christian Brabandt <cb@256bit.org>
parents:
13244
diff
changeset
|
6711 #endif |
9487
69ed2c9d34a6
commit https://github.com/vim/vim/commit/7c0a2f367f2507669560b1a66423155c70d2e75b
Christian Brabandt <cb@256bit.org>
parents:
9391
diff
changeset
|
6712 bufref_T bufref; |
69ed2c9d34a6
commit https://github.com/vim/vim/commit/7c0a2f367f2507669560b1a66423155c70d2e75b
Christian Brabandt <cb@256bit.org>
parents:
9391
diff
changeset
|
6713 |
69ed2c9d34a6
commit https://github.com/vim/vim/commit/7c0a2f367f2507669560b1a66423155c70d2e75b
Christian Brabandt <cb@256bit.org>
parents:
9391
diff
changeset
|
6714 set_bufref(&bufref, buf); |
7 | 6715 |
6716 /* If there is no file name, the buffer is not loaded, 'buftype' is | |
6717 * set, we are in the middle of a save or being called recursively: ignore | |
6718 * this buffer. */ | |
6719 if (buf->b_ffname == NULL | |
6720 || 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
|
6721 || !bt_normal(buf) |
7 | 6722 || buf->b_saving |
6723 || busy | |
33 | 6724 #ifdef FEAT_NETBEANS_INTG |
6725 || isNetbeansBuffer(buf) | |
6726 #endif | |
12064
407a475c67fd
patch 8.0.0912: cannot run a job in a hidden terminal
Christian Brabandt <cb@256bit.org>
parents:
11757
diff
changeset
|
6727 #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
|
6728 || 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
|
6729 #endif |
7 | 6730 ) |
6731 return 0; | |
6732 | |
6733 if ( !(buf->b_flags & BF_NOTEDITED) | |
6734 && buf->b_mtime != 0 | |
6735 && ((stat_res = mch_stat((char *)buf->b_ffname, &st)) < 0 | |
6736 || time_differs((long)st.st_mtime, buf->b_mtime) | |
5863 | 6737 || st.st_size != buf->b_orig_size |
7 | 6738 #ifdef HAVE_ST_MODE |
6739 || (int)st.st_mode != buf->b_orig_mode | |
6740 #else | |
6741 || mch_getperm(buf->b_ffname) != buf->b_orig_mode | |
6742 #endif | |
6743 )) | |
6744 { | |
6745 retval = 1; | |
6746 | |
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
|
6747 // 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
|
6748 // FileChangedShell autocmd) |
7 | 6749 if (stat_res < 0) |
6750 { | |
16754
8b92f3fea477
patch 8.1.1379: filechanged test hangs
Bram Moolenaar <Bram@vim.org>
parents:
16752
diff
changeset
|
6751 // Check the file again later to see if it re-appears. |
8b92f3fea477
patch 8.1.1379: filechanged test hangs
Bram Moolenaar <Bram@vim.org>
parents:
16752
diff
changeset
|
6752 buf->b_mtime = -1; |
7 | 6753 buf->b_orig_size = 0; |
6754 buf->b_orig_mode = 0; | |
6755 } | |
6756 else | |
6757 buf_store_time(buf, &st, buf->b_ffname); | |
6758 | |
6759 /* Don't do anything for a directory. Might contain the file | |
6760 * explorer. */ | |
6761 if (mch_isdir(buf->b_fname)) | |
6762 ; | |
6763 | |
6764 /* | |
6765 * If 'autoread' is set, the buffer has no changes and the file still | |
6766 * exists, reload the buffer. Use the buffer-local option value if it | |
6767 * was set, the global option value otherwise. | |
6768 */ | |
6769 else if ((buf->b_p_ar >= 0 ? buf->b_p_ar : p_ar) | |
6770 && !bufIsChanged(buf) && stat_res >= 0) | |
6771 reload = TRUE; | |
6772 else | |
6773 { | |
179 | 6774 if (stat_res < 0) |
6775 reason = "deleted"; | |
6776 else if (bufIsChanged(buf)) | |
6777 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
|
6778 /* |
746b95fd25ad
patch 8.1.0825: code for autocommands is mixed with file I/O code
Bram Moolenaar <Bram@vim.org>
parents:
15607
diff
changeset
|
6779 * 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
|
6780 * 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
|
6781 * 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
|
6782 */ |
179 | 6783 else if (orig_size != buf->b_orig_size || buf_contents_changed(buf)) |
6784 reason = "changed"; | |
6785 else if (orig_mode != buf->b_orig_mode) | |
6786 reason = "mode"; | |
6787 else | |
6788 reason = "time"; | |
6789 | |
7 | 6790 /* |
6791 * Only give the warning if there are no FileChangedShell | |
6792 * autocommands. | |
6793 * Avoid being called recursively by setting "busy". | |
6794 */ | |
6795 busy = TRUE; | |
13380
69517d67421f
patch 8.0.1564: too many #ifdefs
Christian Brabandt <cb@256bit.org>
parents:
13244
diff
changeset
|
6796 #ifdef FEAT_EVAL |
179 | 6797 set_vim_var_string(VV_FCS_REASON, (char_u *)reason, -1); |
6798 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
|
6799 #endif |
1834 | 6800 ++allbuf_lock; |
7 | 6801 n = apply_autocmds(EVENT_FILECHANGEDSHELL, |
6802 buf->b_fname, buf->b_fname, FALSE, buf); | |
1834 | 6803 --allbuf_lock; |
7 | 6804 busy = FALSE; |
6805 if (n) | |
6806 { | |
9487
69ed2c9d34a6
commit https://github.com/vim/vim/commit/7c0a2f367f2507669560b1a66423155c70d2e75b
Christian Brabandt <cb@256bit.org>
parents:
9391
diff
changeset
|
6807 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
|
6808 emsg(_("E246: FileChangedShell autocommand deleted buffer")); |
13380
69517d67421f
patch 8.0.1564: too many #ifdefs
Christian Brabandt <cb@256bit.org>
parents:
13244
diff
changeset
|
6809 #ifdef FEAT_EVAL |
179 | 6810 s = get_vim_var_str(VV_FCS_CHOICE); |
6811 if (STRCMP(s, "reload") == 0 && *reason != 'd') | |
6812 reload = TRUE; | |
6813 else if (STRCMP(s, "ask") == 0) | |
6814 n = FALSE; | |
6815 else | |
13380
69517d67421f
patch 8.0.1564: too many #ifdefs
Christian Brabandt <cb@256bit.org>
parents:
13244
diff
changeset
|
6816 #endif |
179 | 6817 return 2; |
7 | 6818 } |
179 | 6819 if (!n) |
7 | 6820 { |
179 | 6821 if (*reason == 'd') |
6822 mesg = _("E211: File \"%s\" no longer available"); | |
7 | 6823 else |
6824 { | |
6825 helpmesg = TRUE; | |
6826 #if defined(FEAT_CON_DIALOG) || defined(FEAT_GUI_DIALOG) | |
6827 can_reload = TRUE; | |
6828 #endif | |
179 | 6829 if (reason[2] == 'n') |
6830 { | |
7 | 6831 mesg = _("W12: Warning: File \"%s\" has changed and the buffer was changed in Vim as well"); |
179 | 6832 mesg2 = _("See \":help W12\" for more info."); |
6833 } | |
6834 else if (reason[1] == 'h') | |
6835 { | |
7 | 6836 mesg = _("W11: Warning: File \"%s\" has changed since editing started"); |
179 | 6837 mesg2 = _("See \":help W11\" for more info."); |
6838 } | |
6839 else if (*reason == 'm') | |
6840 { | |
7 | 6841 mesg = _("W16: Warning: Mode of file \"%s\" has changed since editing started"); |
179 | 6842 mesg2 = _("See \":help W16\" for more info."); |
6843 } | |
1913 | 6844 else |
6845 /* Only timestamp changed, store it to avoid a warning | |
6846 * in check_mtime() later. */ | |
6847 buf->b_mtime_read = buf->b_mtime; | |
7 | 6848 } |
6849 } | |
6850 } | |
6851 | |
6852 } | |
6853 else if ((buf->b_flags & BF_NEW) && !(buf->b_flags & BF_NEW_W) | |
6854 && vim_fexists(buf->b_ffname)) | |
6855 { | |
6856 retval = 1; | |
6857 mesg = _("W13: Warning: File \"%s\" has been created after editing started"); | |
6858 buf->b_flags |= BF_NEW_W; | |
6859 #if defined(FEAT_CON_DIALOG) || defined(FEAT_GUI_DIALOG) | |
6860 can_reload = TRUE; | |
6861 #endif | |
6862 } | |
6863 | |
6864 if (mesg != NULL) | |
6865 { | |
6866 path = home_replace_save(buf, buf->b_fname); | |
6867 if (path != NULL) | |
6868 { | |
179 | 6869 if (!helpmesg) |
7 | 6870 mesg2 = ""; |
16825
ce04ebdf26b8
patch 8.1.1414: alloc() returning "char_u *" causes a lot of type casts
Bram Moolenaar <Bram@vim.org>
parents:
16782
diff
changeset
|
6871 tbuf = alloc(STRLEN(path) + STRLEN(mesg) + STRLEN(mesg2) + 2); |
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15442
diff
changeset
|
6872 sprintf(tbuf, mesg, path); |
1848 | 6873 #ifdef FEAT_EVAL |
6874 /* Set warningmsg here, before the unimportant and output-specific | |
6875 * 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
|
6876 set_vim_var_string(VV_WARNINGMSG, (char_u *)tbuf, -1); |
1848 | 6877 #endif |
7 | 6878 #if defined(FEAT_CON_DIALOG) || defined(FEAT_GUI_DIALOG) |
6879 if (can_reload) | |
6880 { | |
6881 if (*mesg2 != NUL) | |
6882 { | |
6883 STRCAT(tbuf, "\n"); | |
6884 STRCAT(tbuf, mesg2); | |
6885 } | |
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15442
diff
changeset
|
6886 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
|
6887 (char_u *)tbuf, |
2684 | 6888 (char_u *)_("&OK\n&Load File"), 1, NULL, TRUE) == 2) |
7 | 6889 reload = TRUE; |
6890 } | |
6891 else | |
6892 #endif | |
6893 if (State > NORMAL_BUSY || (State & CMDLINE) || already_warned) | |
6894 { | |
6895 if (*mesg2 != NUL) | |
6896 { | |
6897 STRCAT(tbuf, "; "); | |
6898 STRCAT(tbuf, mesg2); | |
6899 } | |
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15442
diff
changeset
|
6900 emsg(tbuf); |
7 | 6901 retval = 2; |
6902 } | |
6903 else | |
6904 { | |
6905 if (!autocmd_busy) | |
6906 { | |
6907 msg_start(); | |
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15531
diff
changeset
|
6908 msg_puts_attr(tbuf, HL_ATTR(HLF_E) + MSG_HIST); |
7 | 6909 if (*mesg2 != NUL) |
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15531
diff
changeset
|
6910 msg_puts_attr(mesg2, HL_ATTR(HLF_W) + MSG_HIST); |
7 | 6911 msg_clr_eos(); |
6912 (void)msg_end(); | |
6913 if (emsg_silent == 0) | |
6914 { | |
6915 out_flush(); | |
13380
69517d67421f
patch 8.0.1564: too many #ifdefs
Christian Brabandt <cb@256bit.org>
parents:
13244
diff
changeset
|
6916 #ifdef FEAT_GUI |
7 | 6917 if (!focus) |
13380
69517d67421f
patch 8.0.1564: too many #ifdefs
Christian Brabandt <cb@256bit.org>
parents:
13244
diff
changeset
|
6918 #endif |
7 | 6919 /* give the user some time to think about it */ |
6920 ui_delay(1000L, TRUE); | |
6921 | |
6922 /* don't redraw and erase the message */ | |
6923 redraw_cmdline = FALSE; | |
6924 } | |
6925 } | |
6926 already_warned = TRUE; | |
6927 } | |
6928 | |
6929 vim_free(path); | |
6930 vim_free(tbuf); | |
6931 } | |
6932 } | |
6933 | |
6934 if (reload) | |
3776 | 6935 { |
311 | 6936 /* Reload the buffer. */ |
628 | 6937 buf_reload(buf, orig_mode); |
3776 | 6938 #ifdef FEAT_PERSISTENT_UNDO |
6939 if (buf->b_p_udf && buf->b_ffname != NULL) | |
6940 { | |
6941 char_u hash[UNDO_HASH_SIZE]; | |
6942 buf_T *save_curbuf = curbuf; | |
6943 | |
6944 /* Any existing undo file is unusable, write it now. */ | |
6945 curbuf = buf; | |
6946 u_compute_hash(hash); | |
6947 u_write_undo(NULL, FALSE, buf, hash); | |
6948 curbuf = save_curbuf; | |
6949 } | |
6950 #endif | |
6951 } | |
7 | 6952 |
1620 | 6953 /* 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
|
6954 if (bufref_valid(&bufref) && retval != 0) |
765 | 6955 (void)apply_autocmds(EVENT_FILECHANGEDSHELLPOST, |
6956 buf->b_fname, buf->b_fname, FALSE, buf); | |
7 | 6957 #ifdef FEAT_GUI |
6958 /* restore this in case an autocommand has set it; it would break | |
6959 * 'mousefocus' */ | |
6960 need_mouse_correct = save_mouse_correct; | |
6961 #endif | |
6962 | |
6963 return retval; | |
6964 } | |
6965 | |
311 | 6966 /* |
6967 * Reload a buffer that is already loaded. | |
6968 * Used when the file was changed outside of Vim. | |
628 | 6969 * "orig_mode" is buf->b_orig_mode before the need for reloading was detected. |
6970 * buf->b_orig_mode may have been reset already. | |
311 | 6971 */ |
6972 void | |
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
6973 buf_reload(buf_T *buf, int orig_mode) |
311 | 6974 { |
6975 exarg_T ea; | |
6976 pos_T old_cursor; | |
6977 linenr_T old_topline; | |
6978 int old_ro = buf->b_p_ro; | |
6979 buf_T *savebuf; | |
9487
69ed2c9d34a6
commit https://github.com/vim/vim/commit/7c0a2f367f2507669560b1a66423155c70d2e75b
Christian Brabandt <cb@256bit.org>
parents:
9391
diff
changeset
|
6980 bufref_T bufref; |
311 | 6981 int saved = OK; |
6982 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
|
6983 int flags = READ_NEW; |
311 | 6984 |
6985 /* set curwin/curbuf for "buf" and save some things */ | |
6986 aucmd_prepbuf(&aco, buf); | |
6987 | |
6988 /* We only want to read the text from the file, not reset the syntax | |
6989 * highlighting, clear marks, diff status, etc. Force the fileformat | |
6990 * and encoding to be the same. */ | |
6991 if (prep_exarg(&ea, buf) == OK) | |
6992 { | |
6993 old_cursor = curwin->w_cursor; | |
6994 old_topline = curwin->w_topline; | |
6995 | |
2482
88751831fa0a
When undoing a reload, move the cursor to the first changed line.
Bram Moolenaar <bram@vim.org>
parents:
2410
diff
changeset
|
6996 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
|
6997 { |
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2360
diff
changeset
|
6998 /* 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
|
6999 * 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
|
7000 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
|
7001 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
|
7002 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
|
7003 } |
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2360
diff
changeset
|
7004 |
311 | 7005 /* |
7006 * To behave like when a new file is edited (matters for | |
7007 * BufReadPost autocommands) we first need to delete the current | |
7008 * buffer contents. But if reading the file fails we should keep | |
7009 * the old contents. Can't use memory only, the file might be | |
7010 * too big. Use a hidden buffer to move the buffer contents to. | |
7011 */ | |
11121
778c10516955
patch 8.0.0448: some macros are in lower case
Christian Brabandt <cb@256bit.org>
parents:
10952
diff
changeset
|
7012 if (BUFEMPTY() || saved == FAIL) |
311 | 7013 savebuf = NULL; |
7014 else | |
7015 { | |
7016 /* Allocate a buffer without putting it in the buffer list. */ | |
7017 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
|
7018 set_bufref(&bufref, savebuf); |
837 | 7019 if (savebuf != NULL && buf == curbuf) |
311 | 7020 { |
7021 /* Open the memline. */ | |
7022 curbuf = savebuf; | |
7023 curwin->w_buffer = savebuf; | |
625 | 7024 saved = ml_open(curbuf); |
311 | 7025 curbuf = buf; |
7026 curwin->w_buffer = buf; | |
7027 } | |
837 | 7028 if (savebuf == NULL || saved == FAIL || buf != curbuf |
311 | 7029 || move_lines(buf, savebuf) == FAIL) |
7030 { | |
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15442
diff
changeset
|
7031 semsg(_("E462: Could not prepare for reloading \"%s\""), |
311 | 7032 buf->b_fname); |
7033 saved = FAIL; | |
7034 } | |
7035 } | |
7036 | |
7037 if (saved == OK) | |
7038 { | |
7039 curbuf->b_flags |= BF_CHECK_RO; /* check for RO again */ | |
7040 keep_filetype = TRUE; /* don't detect 'filetype' */ | |
7041 if (readfile(buf->b_ffname, buf->b_fname, (linenr_T)0, | |
7042 (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
|
7043 (linenr_T)MAXLNUM, &ea, flags) != OK) |
311 | 7044 { |
13380
69517d67421f
patch 8.0.1564: too many #ifdefs
Christian Brabandt <cb@256bit.org>
parents:
13244
diff
changeset
|
7045 #if defined(FEAT_EVAL) |
311 | 7046 if (!aborting()) |
7047 #endif | |
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15442
diff
changeset
|
7048 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
|
7049 if (savebuf != NULL && bufref_valid(&bufref) && buf == curbuf) |
311 | 7050 { |
7051 /* Put the text back from the save buffer. First | |
7052 * delete any lines that readfile() added. */ | |
11121
778c10516955
patch 8.0.0448: some macros are in lower case
Christian Brabandt <cb@256bit.org>
parents:
10952
diff
changeset
|
7053 while (!BUFEMPTY()) |
837 | 7054 if (ml_delete(buf->b_ml.ml_line_count, FALSE) == FAIL) |
311 | 7055 break; |
7056 (void)move_lines(savebuf, buf); | |
7057 } | |
7058 } | |
2394
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2360
diff
changeset
|
7059 else if (buf == curbuf) /* "buf" still valid */ |
311 | 7060 { |
7061 /* Mark the buffer as unmodified and free undo info. */ | |
16996
d5e1e09a829f
patch 8.1.1498: ":write" increments b:changedtick even though nothing changed
Bram Moolenaar <Bram@vim.org>
parents:
16825
diff
changeset
|
7062 unchanged(buf, TRUE, TRUE); |
2394
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2360
diff
changeset
|
7063 if ((flags & READ_KEEP_UNDO) == 0) |
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2360
diff
changeset
|
7064 { |
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2360
diff
changeset
|
7065 u_blockfree(buf); |
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2360
diff
changeset
|
7066 u_clearall(buf); |
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2360
diff
changeset
|
7067 } |
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2360
diff
changeset
|
7068 else |
2482
88751831fa0a
When undoing a reload, move the cursor to the first changed line.
Bram Moolenaar <bram@vim.org>
parents:
2410
diff
changeset
|
7069 { |
2394
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2360
diff
changeset
|
7070 /* 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
|
7071 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
|
7072 } |
311 | 7073 } |
7074 } | |
7075 vim_free(ea.cmd); | |
7076 | |
9487
69ed2c9d34a6
commit https://github.com/vim/vim/commit/7c0a2f367f2507669560b1a66423155c70d2e75b
Christian Brabandt <cb@256bit.org>
parents:
9391
diff
changeset
|
7077 if (savebuf != NULL && bufref_valid(&bufref)) |
311 | 7078 wipe_buffer(savebuf, FALSE); |
7079 | |
7080 #ifdef FEAT_DIFF | |
7081 /* Invalidate diff info if necessary. */ | |
837 | 7082 diff_invalidate(curbuf); |
311 | 7083 #endif |
7084 | |
7085 /* Restore the topline and cursor position and check it (lines may | |
7086 * have been removed). */ | |
7087 if (old_topline > curbuf->b_ml.ml_line_count) | |
7088 curwin->w_topline = curbuf->b_ml.ml_line_count; | |
7089 else | |
7090 curwin->w_topline = old_topline; | |
7091 curwin->w_cursor = old_cursor; | |
7092 check_cursor(); | |
7093 update_topline(); | |
7094 keep_filetype = FALSE; | |
7095 #ifdef FEAT_FOLDING | |
7096 { | |
1863 | 7097 win_T *wp; |
7098 tabpage_T *tp; | |
311 | 7099 |
7100 /* Update folds unless they are defined manually. */ | |
1863 | 7101 FOR_ALL_TAB_WINDOWS(tp, wp) |
311 | 7102 if (wp->w_buffer == curwin->w_buffer |
7103 && !foldmethodIsManual(wp)) | |
7104 foldUpdateAll(wp); | |
7105 } | |
7106 #endif | |
7107 /* If the mode didn't change and 'readonly' was set, keep the old | |
7108 * value; the user probably used the ":view" command. But don't | |
7109 * reset it, might have had a read error. */ | |
7110 if (orig_mode == curbuf->b_orig_mode) | |
7111 curbuf->b_p_ro |= old_ro; | |
4071 | 7112 |
7113 /* Modelines must override settings done by autocommands. */ | |
7114 do_modelines(0); | |
311 | 7115 } |
7116 | |
7117 /* restore curwin/curbuf and a few other things */ | |
7118 aucmd_restbuf(&aco); | |
7119 /* Careful: autocommands may have made "buf" invalid! */ | |
7120 } | |
7121 | |
7 | 7122 void |
9387
f094d4085014
commit https://github.com/vim/vim/commit/8767f52fbfd4f053ce00a978227c95f1d7d323fe
Christian Brabandt <cb@256bit.org>
parents:
9291
diff
changeset
|
7123 buf_store_time(buf_T *buf, stat_T *st, char_u *fname UNUSED) |
7 | 7124 { |
7125 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
|
7126 buf->b_orig_size = st->st_size; |
7 | 7127 #ifdef HAVE_ST_MODE |
7128 buf->b_orig_mode = (int)st->st_mode; | |
7129 #else | |
7130 buf->b_orig_mode = mch_getperm(fname); | |
7131 #endif | |
7132 } | |
7133 | |
7134 /* | |
7135 * Adjust the line with missing eol, used for the next write. | |
7136 * Used for do_filter(), when the input lines for the filter are deleted. | |
7137 */ | |
7138 void | |
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
7139 write_lnum_adjust(linenr_T offset) |
7 | 7140 { |
2707 | 7141 if (curbuf->b_no_eol_lnum != 0) /* only if there is a missing eol */ |
7142 curbuf->b_no_eol_lnum += offset; | |
7 | 7143 } |
7144 | |
7615
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7145 #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
|
7146 /* |
16752
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7147 * Core part of "readdir()" function. |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7148 * Retrieve the list of files/directories of "path" into "gap". |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7149 * Return OK for success, FAIL for failure. |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7150 */ |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7151 int |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7152 readdir_core( |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7153 garray_T *gap, |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7154 char_u *path, |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7155 void *context, |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7156 int (*checkitem)(void *context, char_u *name)) |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7157 { |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7158 int failed = FALSE; |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7159 #ifdef MSWIN |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7160 char_u *buf, *p; |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7161 int ok; |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7162 HANDLE hFind = INVALID_HANDLE_VALUE; |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7163 WIN32_FIND_DATAW wfb; |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7164 WCHAR *wn = NULL; // UTF-16 name, NULL when not used. |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7165 #endif |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7166 |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7167 ga_init2(gap, (int)sizeof(char *), 20); |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7168 |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7169 #ifdef MSWIN |
16782
fc58fee685e2
patch 8.1.1393: unnecessary type casts
Bram Moolenaar <Bram@vim.org>
parents:
16768
diff
changeset
|
7170 buf = alloc(MAXPATHL); |
16752
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7171 if (buf == NULL) |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7172 return FAIL; |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7173 STRNCPY(buf, path, MAXPATHL-5); |
16766
d2deaaf21305
patch 8.1.1385: signed/unsigned compiler warning
Bram Moolenaar <Bram@vim.org>
parents:
16764
diff
changeset
|
7174 p = buf + STRLEN(buf); |
16752
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7175 MB_PTR_BACK(buf, p); |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7176 if (*p == '\\' || *p == '/') |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7177 *p = NUL; |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7178 STRCAT(buf, "\\*"); |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7179 |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7180 wn = enc_to_utf16(buf, NULL); |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7181 if (wn != NULL) |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7182 hFind = FindFirstFileW(wn, &wfb); |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7183 ok = (hFind != INVALID_HANDLE_VALUE); |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7184 if (!ok) |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7185 { |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7186 failed = TRUE; |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7187 smsg(_(e_notopen), path); |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7188 } |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7189 else |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7190 { |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7191 while (ok) |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7192 { |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7193 int ignore; |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7194 |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7195 p = utf16_to_enc(wfb.cFileName, NULL); // p is allocated here |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7196 if (p == NULL) |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7197 break; // out of memory |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7198 |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7199 ignore = p[0] == '.' && (p[1] == NUL |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7200 || (p[1] == '.' && p[2] == NUL)); |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7201 if (!ignore && checkitem != NULL) |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7202 { |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7203 int r = checkitem(context, p); |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7204 |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7205 if (r < 0) |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7206 { |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7207 vim_free(p); |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7208 break; |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7209 } |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7210 if (r == 0) |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7211 ignore = TRUE; |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7212 } |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7213 |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7214 if (!ignore) |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7215 { |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7216 if (ga_grow(gap, 1) == OK) |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7217 ((char_u**)gap->ga_data)[gap->ga_len++] = vim_strsave(p); |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7218 else |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7219 { |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7220 failed = TRUE; |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7221 vim_free(p); |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7222 break; |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7223 } |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7224 } |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7225 |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7226 vim_free(p); |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7227 ok = FindNextFileW(hFind, &wfb); |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7228 } |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7229 FindClose(hFind); |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7230 } |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7231 |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7232 vim_free(buf); |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7233 vim_free(wn); |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7234 #else |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7235 DIR *dirp; |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7236 struct dirent *dp; |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7237 char_u *p; |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7238 |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7239 dirp = opendir((char *)path); |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7240 if (dirp == NULL) |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7241 { |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7242 failed = TRUE; |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7243 smsg(_(e_notopen), path); |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7244 } |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7245 else |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7246 { |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7247 for (;;) |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7248 { |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7249 int ignore; |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7250 |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7251 dp = readdir(dirp); |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7252 if (dp == NULL) |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7253 break; |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7254 p = (char_u *)dp->d_name; |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7255 |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7256 ignore = p[0] == '.' && |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7257 (p[1] == NUL || |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7258 (p[1] == '.' && p[2] == NUL)); |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7259 if (!ignore && checkitem != NULL) |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7260 { |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7261 int r = checkitem(context, p); |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7262 |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7263 if (r < 0) |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7264 break; |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7265 if (r == 0) |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7266 ignore = TRUE; |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7267 } |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7268 |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7269 if (!ignore) |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7270 { |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7271 if (ga_grow(gap, 1) == OK) |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7272 ((char_u**)gap->ga_data)[gap->ga_len++] = vim_strsave(p); |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7273 else |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7274 { |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7275 failed = TRUE; |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7276 break; |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7277 } |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7278 } |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7279 } |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7280 |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7281 closedir(dirp); |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7282 } |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7283 #endif |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7284 |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7285 if (!failed && gap->ga_len > 0) |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7286 sort_strings((char_u **)gap->ga_data, gap->ga_len); |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7287 |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7288 return failed ? FAIL : OK; |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7289 } |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7290 |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7291 /* |
7615
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7292 * Delete "name" and everything in it, recursively. |
16752
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7293 * return 0 for success, -1 if some file was not deleted. |
7615
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7294 */ |
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7295 int |
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7296 delete_recursive(char_u *name) |
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7297 { |
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7298 int result = 0; |
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7299 int i; |
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7300 char_u *exp; |
16752
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7301 garray_T ga; |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7302 |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7303 // A symbolic link to a directory itself is deleted, not the directory it |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7304 // points to. |
7629
befbed72da87
commit https://github.com/vim/vim/commit/43a34f9f74fdce462fa250baab620264c28b6165
Christian Brabandt <cb@256bit.org>
parents:
7615
diff
changeset
|
7305 if ( |
15868
7fad90423bd2
patch 8.1.0941: macros for MS-Windows are inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15840
diff
changeset
|
7306 # if defined(UNIX) || defined(MSWIN) |
7657
9c5e8254ea6b
commit https://github.com/vim/vim/commit/203258c3ad2966cc9d08b3805b103333988b30b7
Christian Brabandt <cb@256bit.org>
parents:
7641
diff
changeset
|
7307 mch_isrealdir(name) |
7629
befbed72da87
commit https://github.com/vim/vim/commit/43a34f9f74fdce462fa250baab620264c28b6165
Christian Brabandt <cb@256bit.org>
parents:
7615
diff
changeset
|
7308 # else |
befbed72da87
commit https://github.com/vim/vim/commit/43a34f9f74fdce462fa250baab620264c28b6165
Christian Brabandt <cb@256bit.org>
parents:
7615
diff
changeset
|
7309 mch_isdir(name) |
befbed72da87
commit https://github.com/vim/vim/commit/43a34f9f74fdce462fa250baab620264c28b6165
Christian Brabandt <cb@256bit.org>
parents:
7615
diff
changeset
|
7310 # endif |
befbed72da87
commit https://github.com/vim/vim/commit/43a34f9f74fdce462fa250baab620264c28b6165
Christian Brabandt <cb@256bit.org>
parents:
7615
diff
changeset
|
7311 ) |
7615
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7312 { |
16752
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7313 exp = vim_strsave(name); |
7615
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7314 if (exp == NULL) |
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7315 return -1; |
16752
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7316 if (readdir_core(&ga, exp, NULL, NULL) == OK) |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7317 { |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7318 for (i = 0; i < ga.ga_len; ++i) |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7319 { |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7320 vim_snprintf((char *)NameBuff, MAXPATHL, "%s/%s", exp, |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7321 ((char_u **)ga.ga_data)[i]); |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7322 if (delete_recursive(NameBuff) != 0) |
7615
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7323 result = -1; |
16752
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7324 } |
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7325 ga_clear_strings(&ga); |
7615
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7326 } |
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7327 else |
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7328 result = -1; |
16752
e2d8d83e6721
patch 8.1.1378: delete() can not handle a file name that looks like a pattern
Bram Moolenaar <Bram@vim.org>
parents:
16744
diff
changeset
|
7329 (void)mch_rmdir(exp); |
7615
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7330 vim_free(exp); |
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7331 } |
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7332 else |
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7333 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
|
7334 |
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7335 return result; |
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7336 } |
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7337 #endif |
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7338 |
7 | 7339 #if defined(TEMPDIRNAMES) || defined(PROTO) |
7340 static long temp_count = 0; /* Temp filename counter. */ | |
7341 | |
7342 /* | |
7343 * Delete the temp directory and all files it contains. | |
7344 */ | |
7345 void | |
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
7346 vim_deltempdir(void) |
7 | 7347 { |
7348 if (vim_tempdir != NULL) | |
7349 { | |
7615
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7350 /* remove the trailing path separator */ |
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7351 gettail(vim_tempdir)[-1] = NUL; |
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7352 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
|
7353 VIM_CLEAR(vim_tempdir); |
7 | 7354 } |
7355 } | |
7615
228ff048db20
commit https://github.com/vim/vim/commit/da440d21a6b94d7f525fa7be9b1417c78dd9aa4c
Christian Brabandt <cb@256bit.org>
parents:
7410
diff
changeset
|
7356 |
7 | 7357 /* |
1997 | 7358 * Directory "tempdir" was created. Expand this name to a full path and put |
7359 * it in "vim_tempdir". This avoids that using ":cd" would confuse us. | |
7360 * "tempdir" must be no longer than MAXPATHL. | |
7361 */ | |
7362 static void | |
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
7363 vim_settempdir(char_u *tempdir) |
1997 | 7364 { |
7365 char_u *buf; | |
7366 | |
16764
ef00b6bc186b
patch 8.1.1384: using "int" for alloc() often results in compiler warnings
Bram Moolenaar <Bram@vim.org>
parents:
16754
diff
changeset
|
7367 buf = alloc(MAXPATHL + 2); |
1997 | 7368 if (buf != NULL) |
7369 { | |
7370 if (vim_FullName(tempdir, buf, MAXPATHL, FALSE) == FAIL) | |
7371 STRCPY(buf, tempdir); | |
9536
b2aada04d84e
commit https://github.com/vim/vim/commit/a06ecab7a5159e744448ace731036f0dc5f87dd4
Christian Brabandt <cb@256bit.org>
parents:
9509
diff
changeset
|
7372 add_pathsep(buf); |
1997 | 7373 vim_tempdir = vim_strsave(buf); |
7374 vim_free(buf); | |
7375 } | |
7376 } | |
2006 | 7377 #endif |
1997 | 7378 |
7379 /* | |
7 | 7380 * vim_tempname(): Return a unique name that can be used for a temp file. |
7381 * | |
9291
bff3cd5cf922
commit https://github.com/vim/vim/commit/76ae22fef3cb224ca7fbf97517f881e825d4d0c2
Christian Brabandt <cb@256bit.org>
parents:
9260
diff
changeset
|
7382 * 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
|
7383 * guaranteed to NOT be created. |
7 | 7384 * |
7385 * The returned pointer is to allocated memory. | |
7386 * The returned pointer is NULL if no valid name was found. | |
7387 */ | |
7388 char_u * | |
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
7389 vim_tempname( |
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
7390 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
|
7391 int keep UNUSED) |
7 | 7392 { |
7393 #ifdef USE_TMPNAM | |
7394 char_u itmp[L_tmpnam]; /* use tmpnam() */ | |
15868
7fad90423bd2
patch 8.1.0941: macros for MS-Windows are inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15840
diff
changeset
|
7395 #elif defined(MSWIN) |
15776
7f91de3f5e35
patch 8.1.0895: MS-Windows: dealing with temp name encoding not quite right
Bram Moolenaar <Bram@vim.org>
parents:
15750
diff
changeset
|
7396 WCHAR itmp[TEMPNAMELEN]; |
7 | 7397 #else |
7398 char_u itmp[TEMPNAMELEN]; | |
7399 #endif | |
7400 | |
7401 #ifdef TEMPDIRNAMES | |
7402 static char *(tempdirs[]) = {TEMPDIRNAMES}; | |
7403 int i; | |
7404 # ifndef EEXIST | |
9387
f094d4085014
commit https://github.com/vim/vim/commit/8767f52fbfd4f053ce00a978227c95f1d7d323fe
Christian Brabandt <cb@256bit.org>
parents:
9291
diff
changeset
|
7405 stat_T st; |
7 | 7406 # endif |
7407 | |
7408 /* | |
7409 * This will create a directory for private use by this instance of Vim. | |
7410 * This is done once, and the same directory is used for all temp files. | |
7411 * This method avoids security problems because of symlink attacks et al. | |
7412 * It's also a bit faster, because we only need to check for an existing | |
7413 * file when creating the directory and not for each temp file. | |
7414 */ | |
7415 if (vim_tempdir == NULL) | |
7416 { | |
7417 /* | |
7418 * Try the entries in TEMPDIRNAMES to create the temp directory. | |
7419 */ | |
1877 | 7420 for (i = 0; i < (int)(sizeof(tempdirs) / sizeof(char *)); ++i) |
7 | 7421 { |
2047
85da03763130
updated for version 7.2.333
Bram Moolenaar <bram@zimbu.org>
parents:
2028
diff
changeset
|
7422 # ifndef HAVE_MKDTEMP |
1997 | 7423 size_t itmplen; |
7424 long nr; | |
7425 long off; | |
7426 # endif | |
7427 | |
7305
372c785c04b6
commit https://github.com/vim/vim/commit/e1a61991d9b6fd5f65636d17583f93118268cda5
Christian Brabandt <cb@256bit.org>
parents:
7285
diff
changeset
|
7428 /* Expand $TMP, leave room for "/v1100000/999999999". |
372c785c04b6
commit https://github.com/vim/vim/commit/e1a61991d9b6fd5f65636d17583f93118268cda5
Christian Brabandt <cb@256bit.org>
parents:
7285
diff
changeset
|
7429 * Skip the directory check if the expansion fails. */ |
7 | 7430 expand_env((char_u *)tempdirs[i], itmp, TEMPNAMELEN - 20); |
7305
372c785c04b6
commit https://github.com/vim/vim/commit/e1a61991d9b6fd5f65636d17583f93118268cda5
Christian Brabandt <cb@256bit.org>
parents:
7285
diff
changeset
|
7431 if (itmp[0] != '$' && mch_isdir(itmp)) |
372c785c04b6
commit https://github.com/vim/vim/commit/e1a61991d9b6fd5f65636d17583f93118268cda5
Christian Brabandt <cb@256bit.org>
parents:
7285
diff
changeset
|
7432 { |
372c785c04b6
commit https://github.com/vim/vim/commit/e1a61991d9b6fd5f65636d17583f93118268cda5
Christian Brabandt <cb@256bit.org>
parents:
7285
diff
changeset
|
7433 /* directory exists */ |
9536
b2aada04d84e
commit https://github.com/vim/vim/commit/a06ecab7a5159e744448ace731036f0dc5f87dd4
Christian Brabandt <cb@256bit.org>
parents:
9509
diff
changeset
|
7434 add_pathsep(itmp); |
1997 | 7435 |
7436 # ifdef HAVE_MKDTEMP | |
9211
d2b9e454c73d
commit https://github.com/vim/vim/commit/35d88f4e2ff5dcd9904f04612d5febede996137c
Christian Brabandt <cb@256bit.org>
parents:
9068
diff
changeset
|
7437 { |
d2b9e454c73d
commit https://github.com/vim/vim/commit/35d88f4e2ff5dcd9904f04612d5febede996137c
Christian Brabandt <cb@256bit.org>
parents:
9068
diff
changeset
|
7438 # if defined(UNIX) || defined(VMS) |
d2b9e454c73d
commit https://github.com/vim/vim/commit/35d88f4e2ff5dcd9904f04612d5febede996137c
Christian Brabandt <cb@256bit.org>
parents:
9068
diff
changeset
|
7439 /* 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
|
7440 * "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
|
7441 mode_t umask_save = umask(077); |
d2b9e454c73d
commit https://github.com/vim/vim/commit/35d88f4e2ff5dcd9904f04612d5febede996137c
Christian Brabandt <cb@256bit.org>
parents:
9068
diff
changeset
|
7442 # endif |
d2b9e454c73d
commit https://github.com/vim/vim/commit/35d88f4e2ff5dcd9904f04612d5febede996137c
Christian Brabandt <cb@256bit.org>
parents:
9068
diff
changeset
|
7443 /* Leave room for filename */ |
d2b9e454c73d
commit https://github.com/vim/vim/commit/35d88f4e2ff5dcd9904f04612d5febede996137c
Christian Brabandt <cb@256bit.org>
parents:
9068
diff
changeset
|
7444 STRCAT(itmp, "vXXXXXX"); |
d2b9e454c73d
commit https://github.com/vim/vim/commit/35d88f4e2ff5dcd9904f04612d5febede996137c
Christian Brabandt <cb@256bit.org>
parents:
9068
diff
changeset
|
7445 if (mkdtemp((char *)itmp) != NULL) |
d2b9e454c73d
commit https://github.com/vim/vim/commit/35d88f4e2ff5dcd9904f04612d5febede996137c
Christian Brabandt <cb@256bit.org>
parents:
9068
diff
changeset
|
7446 vim_settempdir(itmp); |
d2b9e454c73d
commit https://github.com/vim/vim/commit/35d88f4e2ff5dcd9904f04612d5febede996137c
Christian Brabandt <cb@256bit.org>
parents:
9068
diff
changeset
|
7447 # if defined(UNIX) || defined(VMS) |
d2b9e454c73d
commit https://github.com/vim/vim/commit/35d88f4e2ff5dcd9904f04612d5febede996137c
Christian Brabandt <cb@256bit.org>
parents:
9068
diff
changeset
|
7448 (void)umask(umask_save); |
d2b9e454c73d
commit https://github.com/vim/vim/commit/35d88f4e2ff5dcd9904f04612d5febede996137c
Christian Brabandt <cb@256bit.org>
parents:
9068
diff
changeset
|
7449 # endif |
d2b9e454c73d
commit https://github.com/vim/vim/commit/35d88f4e2ff5dcd9904f04612d5febede996137c
Christian Brabandt <cb@256bit.org>
parents:
9068
diff
changeset
|
7450 } |
1997 | 7451 # else |
7 | 7452 /* Get an arbitrary number of up to 6 digits. When it's |
7453 * unlikely that it already exists it will be faster, | |
7454 * otherwise it doesn't matter. The use of mkdir() avoids any | |
7455 * security problems because of the predictable number. */ | |
7456 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
|
7457 itmplen = STRLEN(itmp); |
7 | 7458 |
7459 /* Try up to 10000 different values until we find a name that | |
7460 * doesn't exist. */ | |
7461 for (off = 0; off < 10000L; ++off) | |
7462 { | |
7463 int r; | |
1997 | 7464 # if defined(UNIX) || defined(VMS) |
7 | 7465 mode_t umask_save; |
1997 | 7466 # endif |
7467 | |
7468 sprintf((char *)itmp + itmplen, "v%ld", nr + off); | |
7469 # ifndef EEXIST | |
7 | 7470 /* If mkdir() does not set errno to EEXIST, check for |
7471 * existing file here. There is a race condition then, | |
7472 * although it's fail-safe. */ | |
7473 if (mch_stat((char *)itmp, &st) >= 0) | |
7474 continue; | |
1997 | 7475 # endif |
7476 # if defined(UNIX) || defined(VMS) | |
7 | 7477 /* Make sure the umask doesn't remove the executable bit. |
7478 * "repl" has been reported to use "177". */ | |
7479 umask_save = umask(077); | |
1997 | 7480 # endif |
7 | 7481 r = vim_mkdir(itmp, 0700); |
1997 | 7482 # if defined(UNIX) || defined(VMS) |
7 | 7483 (void)umask(umask_save); |
1997 | 7484 # endif |
7 | 7485 if (r == 0) |
7486 { | |
1997 | 7487 vim_settempdir(itmp); |
7 | 7488 break; |
7489 } | |
1997 | 7490 # ifdef EEXIST |
7 | 7491 /* If the mkdir() didn't fail because the file/dir exists, |
7492 * we probably can't create any dir here, try another | |
7493 * place. */ | |
7494 if (errno != EEXIST) | |
1997 | 7495 # endif |
7 | 7496 break; |
7497 } | |
1997 | 7498 # endif /* HAVE_MKDTEMP */ |
7 | 7499 if (vim_tempdir != NULL) |
7500 break; | |
7501 } | |
7502 } | |
7503 } | |
7504 | |
7505 if (vim_tempdir != NULL) | |
7506 { | |
7507 /* There is no need to check if the file exists, because we own the | |
7508 * directory and nobody else creates a file in it. */ | |
7509 sprintf((char *)itmp, "%s%ld", vim_tempdir, temp_count++); | |
7510 return vim_strsave(itmp); | |
7511 } | |
7512 | |
7513 return NULL; | |
7514 | |
7515 #else /* TEMPDIRNAMES */ | |
7516 | |
15868
7fad90423bd2
patch 8.1.0941: macros for MS-Windows are inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15840
diff
changeset
|
7517 # ifdef MSWIN |
15776
7f91de3f5e35
patch 8.1.0895: MS-Windows: dealing with temp name encoding not quite right
Bram Moolenaar <Bram@vim.org>
parents:
15750
diff
changeset
|
7518 WCHAR wszTempFile[_MAX_PATH + 1]; |
7f91de3f5e35
patch 8.1.0895: MS-Windows: dealing with temp name encoding not quite right
Bram Moolenaar <Bram@vim.org>
parents:
15750
diff
changeset
|
7519 WCHAR buf4[4]; |
7 | 7520 char_u *retval; |
7521 char_u *p; | |
7522 | |
15776
7f91de3f5e35
patch 8.1.0895: MS-Windows: dealing with temp name encoding not quite right
Bram Moolenaar <Bram@vim.org>
parents:
15750
diff
changeset
|
7523 wcscpy(itmp, L""); |
7f91de3f5e35
patch 8.1.0895: MS-Windows: dealing with temp name encoding not quite right
Bram Moolenaar <Bram@vim.org>
parents:
15750
diff
changeset
|
7524 if (GetTempPathW(_MAX_PATH, wszTempFile) == 0) |
7f91de3f5e35
patch 8.1.0895: MS-Windows: dealing with temp name encoding not quite right
Bram Moolenaar <Bram@vim.org>
parents:
15750
diff
changeset
|
7525 { |
7f91de3f5e35
patch 8.1.0895: MS-Windows: dealing with temp name encoding not quite right
Bram Moolenaar <Bram@vim.org>
parents:
15750
diff
changeset
|
7526 wszTempFile[0] = L'.'; // GetTempPathW() failed, use current dir |
7f91de3f5e35
patch 8.1.0895: MS-Windows: dealing with temp name encoding not quite right
Bram Moolenaar <Bram@vim.org>
parents:
15750
diff
changeset
|
7527 wszTempFile[1] = NUL; |
7f91de3f5e35
patch 8.1.0895: MS-Windows: dealing with temp name encoding not quite right
Bram Moolenaar <Bram@vim.org>
parents:
15750
diff
changeset
|
7528 } |
7f91de3f5e35
patch 8.1.0895: MS-Windows: dealing with temp name encoding not quite right
Bram Moolenaar <Bram@vim.org>
parents:
15750
diff
changeset
|
7529 wcscpy(buf4, L"VIM"); |
7 | 7530 buf4[2] = extra_char; /* make it "VIa", "VIb", etc. */ |
15776
7f91de3f5e35
patch 8.1.0895: MS-Windows: dealing with temp name encoding not quite right
Bram Moolenaar <Bram@vim.org>
parents:
15750
diff
changeset
|
7531 if (GetTempFileNameW(wszTempFile, buf4, 0, itmp) == 0) |
7 | 7532 return NULL; |
6721 | 7533 if (!keep) |
15776
7f91de3f5e35
patch 8.1.0895: MS-Windows: dealing with temp name encoding not quite right
Bram Moolenaar <Bram@vim.org>
parents:
15750
diff
changeset
|
7534 // GetTempFileName() will create the file, we don't want that |
7f91de3f5e35
patch 8.1.0895: MS-Windows: dealing with temp name encoding not quite right
Bram Moolenaar <Bram@vim.org>
parents:
15750
diff
changeset
|
7535 (void)DeleteFileW(itmp); |
7f91de3f5e35
patch 8.1.0895: MS-Windows: dealing with temp name encoding not quite right
Bram Moolenaar <Bram@vim.org>
parents:
15750
diff
changeset
|
7536 |
7f91de3f5e35
patch 8.1.0895: MS-Windows: dealing with temp name encoding not quite right
Bram Moolenaar <Bram@vim.org>
parents:
15750
diff
changeset
|
7537 // Backslashes in a temp file name cause problems when filtering with |
7f91de3f5e35
patch 8.1.0895: MS-Windows: dealing with temp name encoding not quite right
Bram Moolenaar <Bram@vim.org>
parents:
15750
diff
changeset
|
7538 // "sh". NOTE: This also checks 'shellcmdflag' to help those people who |
7f91de3f5e35
patch 8.1.0895: MS-Windows: dealing with temp name encoding not quite right
Bram Moolenaar <Bram@vim.org>
parents:
15750
diff
changeset
|
7539 // didn't set 'shellslash'. |
7f91de3f5e35
patch 8.1.0895: MS-Windows: dealing with temp name encoding not quite right
Bram Moolenaar <Bram@vim.org>
parents:
15750
diff
changeset
|
7540 retval = utf16_to_enc(itmp, NULL); |
7 | 7541 if (*p_shcf == '-' || p_ssl) |
7542 for (p = retval; *p; ++p) | |
7543 if (*p == '\\') | |
7544 *p = '/'; | |
7545 return retval; | |
7546 | |
15868
7fad90423bd2
patch 8.1.0941: macros for MS-Windows are inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15840
diff
changeset
|
7547 # else // MSWIN |
7 | 7548 |
7549 # ifdef USE_TMPNAM | |
2697 | 7550 char_u *p; |
7551 | |
7 | 7552 /* tmpnam() will make its own name */ |
2697 | 7553 p = tmpnam((char *)itmp); |
7554 if (p == NULL || *p == NUL) | |
7 | 7555 return NULL; |
7556 # else | |
7557 char_u *p; | |
7558 | |
7559 # ifdef VMS_TEMPNAM | |
7560 /* mktemp() is not working on VMS. It seems to be | |
7561 * a do-nothing function. Therefore we use tempnam(). | |
7562 */ | |
7563 sprintf((char *)itmp, "VIM%c", extra_char); | |
7564 p = (char_u *)tempnam("tmp:", (char *)itmp); | |
7565 if (p != NULL) | |
7566 { | |
5704 | 7567 /* VMS will use '.LIS' if we don't explicitly specify an extension, |
7 | 7568 * and VIM will then be unable to find the file later */ |
7569 STRCPY(itmp, p); | |
7570 STRCAT(itmp, ".txt"); | |
7571 free(p); | |
7572 } | |
7573 else | |
7574 return NULL; | |
7575 # else | |
7576 STRCPY(itmp, TEMPNAME); | |
7577 if ((p = vim_strchr(itmp, '?')) != NULL) | |
7578 *p = extra_char; | |
7579 if (mktemp((char *)itmp) == NULL) | |
7580 return NULL; | |
7581 # endif | |
7582 # endif | |
7583 | |
7584 return vim_strsave(itmp); | |
15868
7fad90423bd2
patch 8.1.0941: macros for MS-Windows are inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15840
diff
changeset
|
7585 # endif // MSWIN |
7 | 7586 #endif /* TEMPDIRNAMES */ |
7587 } | |
7588 | |
7589 #if defined(BACKSLASH_IN_FILENAME) || defined(PROTO) | |
7590 /* | |
7170
beb67ef38f88
commit https://github.com/vim/vim/commit/b4f6a46b01ed00b642a2271e9d1559e51ab0f2c4
Christian Brabandt <cb@256bit.org>
parents:
7005
diff
changeset
|
7591 * 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
|
7592 * it looks like a URL. |
7 | 7593 */ |
7594 void | |
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
7595 forward_slash(char_u *fname) |
7 | 7596 { |
7597 char_u *p; | |
7598 | |
7170
beb67ef38f88
commit https://github.com/vim/vim/commit/b4f6a46b01ed00b642a2271e9d1559e51ab0f2c4
Christian Brabandt <cb@256bit.org>
parents:
7005
diff
changeset
|
7599 if (path_with_url(fname)) |
beb67ef38f88
commit https://github.com/vim/vim/commit/b4f6a46b01ed00b642a2271e9d1559e51ab0f2c4
Christian Brabandt <cb@256bit.org>
parents:
7005
diff
changeset
|
7600 return; |
7 | 7601 for (p = fname; *p != NUL; ++p) |
7602 /* The Big5 encoding can have '\' in the trail byte. */ | |
474 | 7603 if (enc_dbcs != 0 && (*mb_ptr2len)(p) > 1) |
7 | 7604 ++p; |
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
7605 else if (*p == '\\') |
7 | 7606 *p = '/'; |
7607 } | |
7608 #endif | |
7609 | |
7610 /* | |
153 | 7611 * Try matching a filename with a "pattern" ("prog" is NULL), or use the |
7612 * precompiled regprog "prog" ("pattern" is NULL). That avoids calling | |
7613 * vim_regcomp() often. | |
7 | 7614 * Used for autocommands and 'wildignore'. |
7615 * Returns TRUE if there is a match, FALSE otherwise. | |
7616 */ | |
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
|
7617 int |
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
7618 match_file_pat( |
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
7619 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
|
7620 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
|
7621 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
|
7622 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
|
7623 char_u *tail, /* tail of path */ |
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
7624 int allow_dirs) /* allow matching with dir */ |
7 | 7625 { |
7626 regmatch_T regmatch; | |
7627 int result = FALSE; | |
7628 | |
4242 | 7629 regmatch.rm_ic = p_fic; /* ignore case if 'fileignorecase' is set */ |
6470 | 7630 if (prog != NULL) |
7631 regmatch.regprog = *prog; | |
7 | 7632 else |
6470 | 7633 regmatch.regprog = vim_regcomp(pattern, RE_MAGIC); |
7 | 7634 |
7635 /* | |
7636 * Try for a match with the pattern with: | |
7637 * 1. the full file name, when the pattern has a '/'. | |
7638 * 2. the short file name, when the pattern has a '/'. | |
7639 * 3. the tail of the file name, when the pattern has no '/'. | |
7640 */ | |
6470 | 7641 if (regmatch.regprog != NULL |
7 | 7642 && ((allow_dirs |
7643 && (vim_regexec(®match, fname, (colnr_T)0) | |
7644 || (sfname != NULL | |
7645 && vim_regexec(®match, sfname, (colnr_T)0)))) | |
6470 | 7646 || (!allow_dirs && vim_regexec(®match, tail, (colnr_T)0)))) |
7 | 7647 result = TRUE; |
7648 | |
6375 | 7649 if (prog != NULL) |
7650 *prog = regmatch.regprog; | |
7651 else | |
4805
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4354
diff
changeset
|
7652 vim_regfree(regmatch.regprog); |
7 | 7653 return result; |
7654 } | |
7655 | |
7656 #if defined(FEAT_WILDIGN) || defined(PROTO) | |
7657 /* | |
7658 * Return TRUE if a file matches with a pattern in "list". | |
7659 * "list" is a comma-separated list of patterns, like 'wildignore'. | |
7660 * "sfname" is the short file name or NULL, "ffname" the long file name. | |
7661 */ | |
7662 int | |
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
7663 match_file_list(char_u *list, char_u *sfname, char_u *ffname) |
7 | 7664 { |
7665 char_u buf[100]; | |
7666 char_u *tail; | |
7667 char_u *regpat; | |
7668 char allow_dirs; | |
7669 int match; | |
7670 char_u *p; | |
7671 | |
7672 tail = gettail(sfname); | |
7673 | |
7674 /* try all patterns in 'wildignore' */ | |
7675 p = list; | |
7676 while (*p) | |
7677 { | |
7678 copy_option_part(&p, buf, 100, ","); | |
7679 regpat = file_pat_to_reg_pat(buf, NULL, &allow_dirs, FALSE); | |
7680 if (regpat == NULL) | |
7681 break; | |
153 | 7682 match = match_file_pat(regpat, NULL, ffname, sfname, |
7683 tail, (int)allow_dirs); | |
7 | 7684 vim_free(regpat); |
7685 if (match) | |
7686 return TRUE; | |
7687 } | |
7688 return FALSE; | |
7689 } | |
7690 #endif | |
7691 | |
7692 /* | |
7693 * Convert the given pattern "pat" which has shell style wildcards in it, into | |
7694 * a regular expression, and return the result in allocated memory. If there | |
7695 * is a directory path separator to be matched, then TRUE is put in | |
7696 * allow_dirs, otherwise FALSE is put there -- webb. | |
7697 * Handle backslashes before special characters, like "\*" and "\ ". | |
7698 * | |
7699 * Returns NULL when out of memory. | |
7700 */ | |
7701 char_u * | |
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
7702 file_pat_to_reg_pat( |
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
7703 char_u *pat, |
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
7704 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
|
7705 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
|
7706 int no_bslash UNUSED) /* Don't use a backward slash as pathsep */ |
7 | 7707 { |
6470 | 7708 int size = 2; /* '^' at start, '$' at end */ |
7 | 7709 char_u *endp; |
7710 char_u *reg_pat; | |
7711 char_u *p; | |
7712 int i; | |
7713 int nested = 0; | |
7714 int add_dollar = TRUE; | |
7715 | |
7716 if (allow_dirs != NULL) | |
7717 *allow_dirs = FALSE; | |
7718 if (pat_end == NULL) | |
7719 pat_end = pat + STRLEN(pat); | |
7720 | |
7721 for (p = pat; p < pat_end; p++) | |
7722 { | |
7723 switch (*p) | |
7724 { | |
7725 case '*': | |
7726 case '.': | |
7727 case ',': | |
7728 case '{': | |
7729 case '}': | |
7730 case '~': | |
7731 size += 2; /* extra backslash */ | |
7732 break; | |
7733 #ifdef BACKSLASH_IN_FILENAME | |
7734 case '\\': | |
7735 case '/': | |
7736 size += 4; /* could become "[\/]" */ | |
7737 break; | |
7738 #endif | |
7739 default: | |
7740 size++; | |
474 | 7741 if (enc_dbcs != 0 && (*mb_ptr2len)(p) > 1) |
7 | 7742 { |
7743 ++p; | |
7744 ++size; | |
7745 } | |
7746 break; | |
7747 } | |
7748 } | |
7749 reg_pat = alloc(size + 1); | |
7750 if (reg_pat == NULL) | |
7751 return NULL; | |
7752 | |
7753 i = 0; | |
7754 | |
7755 if (pat[0] == '*') | |
7756 while (pat[0] == '*' && pat < pat_end - 1) | |
7757 pat++; | |
7758 else | |
7759 reg_pat[i++] = '^'; | |
7760 endp = pat_end - 1; | |
7005 | 7761 if (endp >= pat && *endp == '*') |
7 | 7762 { |
7763 while (endp - pat > 0 && *endp == '*') | |
7764 endp--; | |
7765 add_dollar = FALSE; | |
7766 } | |
7767 for (p = pat; *p && nested >= 0 && p <= endp; p++) | |
7768 { | |
7769 switch (*p) | |
7770 { | |
7771 case '*': | |
7772 reg_pat[i++] = '.'; | |
7773 reg_pat[i++] = '*'; | |
444 | 7774 while (p[1] == '*') /* "**" matches like "*" */ |
7775 ++p; | |
7 | 7776 break; |
7777 case '.': | |
7778 case '~': | |
7779 reg_pat[i++] = '\\'; | |
7780 reg_pat[i++] = *p; | |
7781 break; | |
7782 case '?': | |
7783 reg_pat[i++] = '.'; | |
7784 break; | |
7785 case '\\': | |
7786 if (p[1] == NUL) | |
7787 break; | |
7788 #ifdef BACKSLASH_IN_FILENAME | |
7789 if (!no_bslash) | |
7790 { | |
7791 /* translate: | |
7792 * "\x" to "\\x" e.g., "dir\file" | |
7793 * "\*" to "\\.*" e.g., "dir\*.c" | |
7794 * "\?" to "\\." e.g., "dir\??.c" | |
7795 * "\+" to "\+" e.g., "fileX\+.c" | |
7796 */ | |
7797 if ((vim_isfilec(p[1]) || p[1] == '*' || p[1] == '?') | |
7798 && p[1] != '+') | |
7799 { | |
7800 reg_pat[i++] = '['; | |
7801 reg_pat[i++] = '\\'; | |
7802 reg_pat[i++] = '/'; | |
7803 reg_pat[i++] = ']'; | |
7804 if (allow_dirs != NULL) | |
7805 *allow_dirs = TRUE; | |
7806 break; | |
7807 } | |
7808 } | |
7809 #endif | |
2243
03a5f2897db3
Fix completion of file names with '%' and '*'.
Bram Moolenaar <bram@vim.org>
parents:
2241
diff
changeset
|
7810 /* Undo escaping from ExpandEscape(): |
03a5f2897db3
Fix completion of file names with '%' and '*'.
Bram Moolenaar <bram@vim.org>
parents:
2241
diff
changeset
|
7811 * foo\?bar -> foo?bar |
03a5f2897db3
Fix completion of file names with '%' and '*'.
Bram Moolenaar <bram@vim.org>
parents:
2241
diff
changeset
|
7812 * foo\%bar -> foo%bar |
03a5f2897db3
Fix completion of file names with '%' and '*'.
Bram Moolenaar <bram@vim.org>
parents:
2241
diff
changeset
|
7813 * foo\,bar -> foo,bar |
03a5f2897db3
Fix completion of file names with '%' and '*'.
Bram Moolenaar <bram@vim.org>
parents:
2241
diff
changeset
|
7814 * foo\ bar -> foo bar |
03a5f2897db3
Fix completion of file names with '%' and '*'.
Bram Moolenaar <bram@vim.org>
parents:
2241
diff
changeset
|
7815 * 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
|
7816 * regexp. |
93cccad6a26b
updated for version 7.3.1295
Bram Moolenaar <bram@vim.org>
parents:
5008
diff
changeset
|
7817 * 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
|
7818 * 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
|
7819 */ |
7 | 7820 if (*++p == '?' |
7821 #ifdef BACKSLASH_IN_FILENAME | |
7822 && no_bslash | |
7823 #endif | |
7824 ) | |
7825 reg_pat[i++] = '?'; | |
7826 else | |
5104
93cccad6a26b
updated for version 7.3.1295
Bram Moolenaar <bram@vim.org>
parents:
5008
diff
changeset
|
7827 if (*p == ',' || *p == '%' || *p == '#' |
6999 | 7828 || vim_isspace(*p) || *p == '{' || *p == '}') |
2243
03a5f2897db3
Fix completion of file names with '%' and '*'.
Bram Moolenaar <bram@vim.org>
parents:
2241
diff
changeset
|
7829 reg_pat[i++] = *p; |
5259
6b7ab6a4f31a
updated for version 7.4b.006
Bram Moolenaar <bram@vim.org>
parents:
5231
diff
changeset
|
7830 else if (*p == '\\' && p[1] == '\\' && p[2] == '{') |
6b7ab6a4f31a
updated for version 7.4b.006
Bram Moolenaar <bram@vim.org>
parents:
5231
diff
changeset
|
7831 { |
6b7ab6a4f31a
updated for version 7.4b.006
Bram Moolenaar <bram@vim.org>
parents:
5231
diff
changeset
|
7832 reg_pat[i++] = '\\'; |
6b7ab6a4f31a
updated for version 7.4b.006
Bram Moolenaar <bram@vim.org>
parents:
5231
diff
changeset
|
7833 reg_pat[i++] = '{'; |
6b7ab6a4f31a
updated for version 7.4b.006
Bram Moolenaar <bram@vim.org>
parents:
5231
diff
changeset
|
7834 p += 2; |
6b7ab6a4f31a
updated for version 7.4b.006
Bram Moolenaar <bram@vim.org>
parents:
5231
diff
changeset
|
7835 } |
7 | 7836 else |
7837 { | |
7838 if (allow_dirs != NULL && vim_ispathsep(*p) | |
7839 #ifdef BACKSLASH_IN_FILENAME | |
7840 && (!no_bslash || *p != '\\') | |
7841 #endif | |
7842 ) | |
7843 *allow_dirs = TRUE; | |
7844 reg_pat[i++] = '\\'; | |
7845 reg_pat[i++] = *p; | |
7846 } | |
7847 break; | |
7848 #ifdef BACKSLASH_IN_FILENAME | |
7849 case '/': | |
7850 reg_pat[i++] = '['; | |
7851 reg_pat[i++] = '\\'; | |
7852 reg_pat[i++] = '/'; | |
7853 reg_pat[i++] = ']'; | |
7854 if (allow_dirs != NULL) | |
7855 *allow_dirs = TRUE; | |
7856 break; | |
7857 #endif | |
7858 case '{': | |
7859 reg_pat[i++] = '\\'; | |
7860 reg_pat[i++] = '('; | |
7861 nested++; | |
7862 break; | |
7863 case '}': | |
7864 reg_pat[i++] = '\\'; | |
7865 reg_pat[i++] = ')'; | |
7866 --nested; | |
7867 break; | |
7868 case ',': | |
7869 if (nested) | |
7870 { | |
7871 reg_pat[i++] = '\\'; | |
7872 reg_pat[i++] = '|'; | |
7873 } | |
7874 else | |
7875 reg_pat[i++] = ','; | |
7876 break; | |
7877 default: | |
474 | 7878 if (enc_dbcs != 0 && (*mb_ptr2len)(p) > 1) |
7 | 7879 reg_pat[i++] = *p++; |
15595
1ec942f1b648
patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents:
15555
diff
changeset
|
7880 else if (allow_dirs != NULL && vim_ispathsep(*p)) |
7 | 7881 *allow_dirs = TRUE; |
7882 reg_pat[i++] = *p; | |
7883 break; | |
7884 } | |
7885 } | |
7886 if (add_dollar) | |
7887 reg_pat[i++] = '$'; | |
7888 reg_pat[i] = NUL; | |
7889 if (nested != 0) | |
7890 { | |
7891 if (nested < 0) | |
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15442
diff
changeset
|
7892 emsg(_("E219: Missing {.")); |
7 | 7893 else |
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15442
diff
changeset
|
7894 emsg(_("E220: Missing }.")); |
13244
ac42c4b11dbc
patch 8.0.1496: clearing a pointer takes two lines
Christian Brabandt <cb@256bit.org>
parents:
13240
diff
changeset
|
7895 VIM_CLEAR(reg_pat); |
7 | 7896 } |
7897 return reg_pat; | |
7898 } | |
2664 | 7899 |
7900 #if defined(EINTR) || defined(PROTO) | |
7901 /* | |
7902 * Version of read() that retries when interrupted by EINTR (possibly | |
7903 * by a SIGWINCH). | |
7904 */ | |
7905 long | |
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
7906 read_eintr(int fd, void *buf, size_t bufsize) |
2664 | 7907 { |
7908 long ret; | |
7909 | |
7910 for (;;) | |
7911 { | |
7912 ret = vim_read(fd, buf, bufsize); | |
7913 if (ret >= 0 || errno != EINTR) | |
7914 break; | |
7915 } | |
7916 return ret; | |
7917 } | |
7918 | |
7919 /* | |
7920 * Version of write() that retries when interrupted by EINTR (possibly | |
7921 * by a SIGWINCH). | |
7922 */ | |
7923 long | |
7819
f86adafb28d4
commit https://github.com/vim/vim/commit/78c0b7d43e5048fd71d12816659667834170c76d
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
7924 write_eintr(int fd, void *buf, size_t bufsize) |
2664 | 7925 { |
7926 long ret = 0; | |
7927 long wlen; | |
7928 | |
7929 /* Repeat the write() so long it didn't fail, other than being interrupted | |
7930 * by a signal. */ | |
7931 while (ret < (long)bufsize) | |
7932 { | |
2666 | 7933 wlen = vim_write(fd, (char *)buf + ret, bufsize - ret); |
2664 | 7934 if (wlen < 0) |
7935 { | |
7936 if (errno != EINTR) | |
7937 break; | |
7938 } | |
7939 else | |
7940 ret += wlen; | |
7941 } | |
7942 return ret; | |
7943 } | |
7944 #endif |