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Commit | Line | Data |
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10bea152 JS |
1 | /* |
2 | * GIT - The information manager from hell | |
3 | * | |
4 | * Copyright (C) Linus Torvalds, 2005 | |
5 | * Copyright (C) Johannes Schindelin, 2005 | |
6 | * | |
7 | */ | |
17712991 | 8 | #include "cache.h" |
7f0e39fa | 9 | #include "exec_cmd.h" |
17712991 LT |
10 | |
11 | #define MAXNAME (256) | |
12 | ||
13 | static FILE *config_file; | |
0dccc7dc | 14 | static const char *config_file_name; |
17712991 | 15 | static int config_linenr; |
02e5ba4a | 16 | static int config_file_eof; |
960ccca6 DH |
17 | static int zlib_compression_seen; |
18 | ||
dc871831 DB |
19 | const char *config_exclusive_filename = NULL; |
20 | ||
17712991 LT |
21 | static int get_next_char(void) |
22 | { | |
23 | int c; | |
24 | FILE *f; | |
25 | ||
26 | c = '\n'; | |
27 | if ((f = config_file) != NULL) { | |
28 | c = fgetc(f); | |
db2c075d JH |
29 | if (c == '\r') { |
30 | /* DOS like systems */ | |
31 | c = fgetc(f); | |
32 | if (c != '\n') { | |
33 | ungetc(c, f); | |
34 | c = '\r'; | |
35 | } | |
36 | } | |
17712991 LT |
37 | if (c == '\n') |
38 | config_linenr++; | |
39 | if (c == EOF) { | |
02e5ba4a | 40 | config_file_eof = 1; |
17712991 LT |
41 | c = '\n'; |
42 | } | |
43 | } | |
44 | return c; | |
45 | } | |
46 | ||
47 | static char *parse_value(void) | |
48 | { | |
49 | static char value[1024]; | |
50 | int quote = 0, comment = 0, len = 0, space = 0; | |
51 | ||
52 | for (;;) { | |
53 | int c = get_next_char(); | |
54 | if (len >= sizeof(value)) | |
55 | return NULL; | |
56 | if (c == '\n') { | |
57 | if (quote) | |
58 | return NULL; | |
59 | value[len] = 0; | |
60 | return value; | |
61 | } | |
62 | if (comment) | |
63 | continue; | |
64 | if (isspace(c) && !quote) { | |
65 | space = 1; | |
66 | continue; | |
67 | } | |
7ebdba61 JS |
68 | if (!quote) { |
69 | if (c == ';' || c == '#') { | |
70 | comment = 1; | |
71 | continue; | |
72 | } | |
73 | } | |
17712991 LT |
74 | if (space) { |
75 | if (len) | |
76 | value[len++] = ' '; | |
77 | space = 0; | |
78 | } | |
79 | if (c == '\\') { | |
80 | c = get_next_char(); | |
81 | switch (c) { | |
82 | case '\n': | |
83 | continue; | |
84 | case 't': | |
85 | c = '\t'; | |
86 | break; | |
87 | case 'b': | |
88 | c = '\b'; | |
89 | break; | |
90 | case 'n': | |
91 | c = '\n'; | |
92 | break; | |
5cbb401d LT |
93 | /* Some characters escape as themselves */ |
94 | case '\\': case '"': | |
95 | break; | |
96 | /* Reject unknown escape sequences */ | |
97 | default: | |
98 | return NULL; | |
17712991 LT |
99 | } |
100 | value[len++] = c; | |
101 | continue; | |
102 | } | |
103 | if (c == '"') { | |
104 | quote = 1-quote; | |
105 | continue; | |
106 | } | |
17712991 LT |
107 | value[len++] = c; |
108 | } | |
109 | } | |
110 | ||
38c5afa8 LT |
111 | static inline int iskeychar(int c) |
112 | { | |
113 | return isalnum(c) || c == '-'; | |
114 | } | |
115 | ||
ef90d6d4 | 116 | static int get_value(config_fn_t fn, void *data, char *name, unsigned int len) |
17712991 LT |
117 | { |
118 | int c; | |
119 | char *value; | |
120 | ||
121 | /* Get the full name */ | |
122 | for (;;) { | |
123 | c = get_next_char(); | |
02e5ba4a | 124 | if (config_file_eof) |
17712991 | 125 | break; |
38c5afa8 | 126 | if (!iskeychar(c)) |
17712991 LT |
127 | break; |
128 | name[len++] = tolower(c); | |
129 | if (len >= MAXNAME) | |
130 | return -1; | |
131 | } | |
132 | name[len] = 0; | |
133 | while (c == ' ' || c == '\t') | |
134 | c = get_next_char(); | |
135 | ||
136 | value = NULL; | |
137 | if (c != '\n') { | |
138 | if (c != '=') | |
139 | return -1; | |
140 | value = parse_value(); | |
141 | if (!value) | |
142 | return -1; | |
143 | } | |
ef90d6d4 | 144 | return fn(name, value, data); |
17712991 LT |
145 | } |
146 | ||
d14f7764 LT |
147 | static int get_extended_base_var(char *name, int baselen, int c) |
148 | { | |
149 | do { | |
150 | if (c == '\n') | |
151 | return -1; | |
152 | c = get_next_char(); | |
153 | } while (isspace(c)); | |
154 | ||
155 | /* We require the format to be '[base "extension"]' */ | |
156 | if (c != '"') | |
157 | return -1; | |
158 | name[baselen++] = '.'; | |
159 | ||
160 | for (;;) { | |
161 | int c = get_next_char(); | |
162 | if (c == '\n') | |
163 | return -1; | |
164 | if (c == '"') | |
165 | break; | |
166 | if (c == '\\') { | |
167 | c = get_next_char(); | |
168 | if (c == '\n') | |
169 | return -1; | |
170 | } | |
171 | name[baselen++] = c; | |
172 | if (baselen > MAXNAME / 2) | |
173 | return -1; | |
174 | } | |
175 | ||
176 | /* Final ']' */ | |
177 | if (get_next_char() != ']') | |
178 | return -1; | |
179 | return baselen; | |
180 | } | |
181 | ||
17712991 LT |
182 | static int get_base_var(char *name) |
183 | { | |
184 | int baselen = 0; | |
185 | ||
186 | for (;;) { | |
187 | int c = get_next_char(); | |
02e5ba4a | 188 | if (config_file_eof) |
17712991 LT |
189 | return -1; |
190 | if (c == ']') | |
191 | return baselen; | |
d14f7764 LT |
192 | if (isspace(c)) |
193 | return get_extended_base_var(name, baselen, c); | |
38c5afa8 | 194 | if (!iskeychar(c) && c != '.') |
17712991 LT |
195 | return -1; |
196 | if (baselen > MAXNAME / 2) | |
197 | return -1; | |
198 | name[baselen++] = tolower(c); | |
199 | } | |
200 | } | |
201 | ||
ef90d6d4 | 202 | static int git_parse_file(config_fn_t fn, void *data) |
17712991 LT |
203 | { |
204 | int comment = 0; | |
205 | int baselen = 0; | |
206 | static char var[MAXNAME]; | |
207 | ||
208 | for (;;) { | |
209 | int c = get_next_char(); | |
210 | if (c == '\n') { | |
02e5ba4a | 211 | if (config_file_eof) |
17712991 LT |
212 | return 0; |
213 | comment = 0; | |
214 | continue; | |
215 | } | |
216 | if (comment || isspace(c)) | |
217 | continue; | |
218 | if (c == '#' || c == ';') { | |
219 | comment = 1; | |
220 | continue; | |
221 | } | |
222 | if (c == '[') { | |
223 | baselen = get_base_var(var); | |
224 | if (baselen <= 0) | |
225 | break; | |
226 | var[baselen++] = '.'; | |
227 | var[baselen] = 0; | |
228 | continue; | |
229 | } | |
230 | if (!isalpha(c)) | |
231 | break; | |
128af9d1 | 232 | var[baselen] = tolower(c); |
ef90d6d4 | 233 | if (get_value(fn, data, var, baselen+1) < 0) |
17712991 LT |
234 | break; |
235 | } | |
4f629539 | 236 | die("bad config file line %d in %s", config_linenr, config_file_name); |
17712991 LT |
237 | } |
238 | ||
c8deb5a1 | 239 | static int parse_unit_factor(const char *end, unsigned long *val) |
0b87b6e0 BD |
240 | { |
241 | if (!*end) | |
242 | return 1; | |
c8deb5a1 SP |
243 | else if (!strcasecmp(end, "k")) { |
244 | *val *= 1024; | |
245 | return 1; | |
246 | } | |
247 | else if (!strcasecmp(end, "m")) { | |
248 | *val *= 1024 * 1024; | |
249 | return 1; | |
250 | } | |
251 | else if (!strcasecmp(end, "g")) { | |
252 | *val *= 1024 * 1024 * 1024; | |
253 | return 1; | |
254 | } | |
255 | return 0; | |
0b87b6e0 BD |
256 | } |
257 | ||
258 | int git_parse_long(const char *value, long *ret) | |
259 | { | |
260 | if (value && *value) { | |
261 | char *end; | |
262 | long val = strtol(value, &end, 0); | |
c8deb5a1 SP |
263 | unsigned long factor = 1; |
264 | if (!parse_unit_factor(end, &factor)) | |
265 | return 0; | |
266 | *ret = val * factor; | |
0b87b6e0 BD |
267 | return 1; |
268 | } | |
269 | return 0; | |
270 | } | |
271 | ||
272 | int git_parse_ulong(const char *value, unsigned long *ret) | |
17712991 LT |
273 | { |
274 | if (value && *value) { | |
275 | char *end; | |
0b87b6e0 | 276 | unsigned long val = strtoul(value, &end, 0); |
c8deb5a1 SP |
277 | if (!parse_unit_factor(end, &val)) |
278 | return 0; | |
279 | *ret = val; | |
0b87b6e0 | 280 | return 1; |
17712991 | 281 | } |
0b87b6e0 BD |
282 | return 0; |
283 | } | |
284 | ||
c1867cea JK |
285 | static void die_bad_config(const char *name) |
286 | { | |
287 | if (config_file_name) | |
288 | die("bad config value for '%s' in %s", name, config_file_name); | |
289 | die("bad config value for '%s'", name); | |
290 | } | |
291 | ||
0b87b6e0 BD |
292 | int git_config_int(const char *name, const char *value) |
293 | { | |
294 | long ret; | |
295 | if (!git_parse_long(value, &ret)) | |
c1867cea | 296 | die_bad_config(name); |
0b87b6e0 BD |
297 | return ret; |
298 | } | |
299 | ||
300 | unsigned long git_config_ulong(const char *name, const char *value) | |
301 | { | |
302 | unsigned long ret; | |
303 | if (!git_parse_ulong(value, &ret)) | |
c1867cea | 304 | die_bad_config(name); |
0b87b6e0 | 305 | return ret; |
17712991 LT |
306 | } |
307 | ||
a53f2ec6 | 308 | int git_config_bool_or_int(const char *name, const char *value, int *is_bool) |
17712991 | 309 | { |
a53f2ec6 | 310 | *is_bool = 1; |
17712991 LT |
311 | if (!value) |
312 | return 1; | |
313 | if (!*value) | |
314 | return 0; | |
624314fd | 315 | if (!strcasecmp(value, "true") || !strcasecmp(value, "yes")) |
17712991 | 316 | return 1; |
624314fd | 317 | if (!strcasecmp(value, "false") || !strcasecmp(value, "no")) |
17712991 | 318 | return 0; |
a53f2ec6 | 319 | *is_bool = 0; |
c35b0b58 | 320 | return git_config_int(name, value); |
17712991 LT |
321 | } |
322 | ||
a53f2ec6 JH |
323 | int git_config_bool(const char *name, const char *value) |
324 | { | |
325 | int discard; | |
c35b0b58 | 326 | return !!git_config_bool_or_int(name, value, &discard); |
a53f2ec6 JH |
327 | } |
328 | ||
ea5105a5 CC |
329 | int git_config_string(const char **dest, const char *var, const char *value) |
330 | { | |
331 | if (!value) | |
332 | return config_error_nonbool(var); | |
333 | *dest = xstrdup(value); | |
334 | return 0; | |
335 | } | |
336 | ||
806e2ad7 | 337 | static int git_default_core_config(const char *var, const char *value) |
17712991 LT |
338 | { |
339 | /* This needs a better name */ | |
340 | if (!strcmp(var, "core.filemode")) { | |
341 | trust_executable_bit = git_config_bool(var, value); | |
342 | return 0; | |
343 | } | |
344 | ||
9378c161 JH |
345 | if (!strcmp(var, "core.quotepath")) { |
346 | quote_path_fully = git_config_bool(var, value); | |
347 | return 0; | |
348 | } | |
349 | ||
78a8d641 JS |
350 | if (!strcmp(var, "core.symlinks")) { |
351 | has_symlinks = git_config_bool(var, value); | |
352 | return 0; | |
353 | } | |
354 | ||
0a9b88b7 LT |
355 | if (!strcmp(var, "core.ignorecase")) { |
356 | ignore_case = git_config_bool(var, value); | |
357 | return 0; | |
358 | } | |
359 | ||
7d1864ce JH |
360 | if (!strcmp(var, "core.bare")) { |
361 | is_bare_repository_cfg = git_config_bool(var, value); | |
362 | return 0; | |
363 | } | |
364 | ||
5f73076c JH |
365 | if (!strcmp(var, "core.ignorestat")) { |
366 | assume_unchanged = git_config_bool(var, value); | |
367 | return 0; | |
368 | } | |
369 | ||
e388c738 JH |
370 | if (!strcmp(var, "core.prefersymlinkrefs")) { |
371 | prefer_symlink_refs = git_config_bool(var, value); | |
f8348be3 JS |
372 | return 0; |
373 | } | |
374 | ||
6de08ae6 SP |
375 | if (!strcmp(var, "core.logallrefupdates")) { |
376 | log_all_ref_updates = git_config_bool(var, value); | |
377 | return 0; | |
378 | } | |
379 | ||
2f8acdb3 JH |
380 | if (!strcmp(var, "core.warnambiguousrefs")) { |
381 | warn_ambiguous_refs = git_config_bool(var, value); | |
382 | return 0; | |
383 | } | |
384 | ||
960ccca6 | 385 | if (!strcmp(var, "core.loosecompression")) { |
12f6c308 JBH |
386 | int level = git_config_int(var, value); |
387 | if (level == -1) | |
388 | level = Z_DEFAULT_COMPRESSION; | |
389 | else if (level < 0 || level > Z_BEST_COMPRESSION) | |
390 | die("bad zlib compression level %d", level); | |
391 | zlib_compression_level = level; | |
960ccca6 DH |
392 | zlib_compression_seen = 1; |
393 | return 0; | |
394 | } | |
395 | ||
396 | if (!strcmp(var, "core.compression")) { | |
397 | int level = git_config_int(var, value); | |
398 | if (level == -1) | |
399 | level = Z_DEFAULT_COMPRESSION; | |
400 | else if (level < 0 || level > Z_BEST_COMPRESSION) | |
401 | die("bad zlib compression level %d", level); | |
402 | core_compression_level = level; | |
403 | core_compression_seen = 1; | |
404 | if (!zlib_compression_seen) | |
405 | zlib_compression_level = level; | |
12f6c308 JBH |
406 | return 0; |
407 | } | |
408 | ||
60bb8b14 | 409 | if (!strcmp(var, "core.packedgitwindowsize")) { |
5faaf246 | 410 | int pgsz_x2 = getpagesize() * 2; |
60bb8b14 | 411 | packed_git_window_size = git_config_int(var, value); |
5faaf246 JH |
412 | |
413 | /* This value must be multiple of (pagesize * 2) */ | |
414 | packed_git_window_size /= pgsz_x2; | |
415 | if (packed_git_window_size < 1) | |
416 | packed_git_window_size = 1; | |
417 | packed_git_window_size *= pgsz_x2; | |
60bb8b14 SP |
418 | return 0; |
419 | } | |
420 | ||
77ccc5bb SP |
421 | if (!strcmp(var, "core.packedgitlimit")) { |
422 | packed_git_limit = git_config_int(var, value); | |
423 | return 0; | |
424 | } | |
425 | ||
18bdec11 SP |
426 | if (!strcmp(var, "core.deltabasecachelimit")) { |
427 | delta_base_cache_limit = git_config_int(var, value); | |
428 | return 0; | |
429 | } | |
430 | ||
6c510bee | 431 | if (!strcmp(var, "core.autocrlf")) { |
d7f46334 LT |
432 | if (value && !strcasecmp(value, "input")) { |
433 | auto_crlf = -1; | |
434 | return 0; | |
435 | } | |
6c510bee LT |
436 | auto_crlf = git_config_bool(var, value); |
437 | return 0; | |
438 | } | |
439 | ||
21e5ad50 SP |
440 | if (!strcmp(var, "core.safecrlf")) { |
441 | if (value && !strcasecmp(value, "warn")) { | |
442 | safe_crlf = SAFE_CRLF_WARN; | |
443 | return 0; | |
444 | } | |
445 | safe_crlf = git_config_bool(var, value); | |
446 | return 0; | |
447 | } | |
448 | ||
806e2ad7 LT |
449 | if (!strcmp(var, "core.pager")) |
450 | return git_config_string(&pager_program, var, value); | |
451 | ||
452 | if (!strcmp(var, "core.editor")) | |
453 | return git_config_string(&editor_program, var, value); | |
454 | ||
455 | if (!strcmp(var, "core.excludesfile")) | |
456 | return git_config_string(&excludes_file, var, value); | |
457 | ||
458 | if (!strcmp(var, "core.whitespace")) { | |
459 | if (!value) | |
460 | return config_error_nonbool(var); | |
461 | whitespace_rule_cfg = parse_whitespace_rule(value); | |
462 | return 0; | |
463 | } | |
464 | ||
aafe9fba LT |
465 | if (!strcmp(var, "core.fsyncobjectfiles")) { |
466 | fsync_object_files = git_config_bool(var, value); | |
467 | return 0; | |
468 | } | |
469 | ||
806e2ad7 LT |
470 | /* Add other config variables here and to Documentation/config.txt. */ |
471 | return 0; | |
472 | } | |
473 | ||
d1364529 | 474 | static int git_default_user_config(const char *var, const char *value) |
806e2ad7 | 475 | { |
e1b10391 | 476 | if (!strcmp(var, "user.name")) { |
6c47d0e8 JH |
477 | if (!value) |
478 | return config_error_nonbool(var); | |
817151e6 | 479 | strlcpy(git_default_name, value, sizeof(git_default_name)); |
bb1ae3f6 SB |
480 | if (git_default_email[0]) |
481 | user_ident_explicitly_given = 1; | |
e1b10391 LT |
482 | return 0; |
483 | } | |
484 | ||
485 | if (!strcmp(var, "user.email")) { | |
6c47d0e8 JH |
486 | if (!value) |
487 | return config_error_nonbool(var); | |
817151e6 | 488 | strlcpy(git_default_email, value, sizeof(git_default_email)); |
bb1ae3f6 SB |
489 | if (git_default_name[0]) |
490 | user_ident_explicitly_given = 1; | |
e1b10391 LT |
491 | return 0; |
492 | } | |
493 | ||
d1364529 LT |
494 | /* Add other config variables here and to Documentation/config.txt. */ |
495 | return 0; | |
496 | } | |
497 | ||
1141f492 | 498 | static int git_default_i18n_config(const char *var, const char *value) |
d1364529 | 499 | { |
ea5105a5 CC |
500 | if (!strcmp(var, "i18n.commitencoding")) |
501 | return git_config_string(&git_commit_encoding, var, value); | |
d2c11a38 | 502 | |
ea5105a5 CC |
503 | if (!strcmp(var, "i18n.logoutputencoding")) |
504 | return git_config_string(&git_log_output_encoding, var, value); | |
d2c11a38 | 505 | |
1141f492 LT |
506 | /* Add other config variables here and to Documentation/config.txt. */ |
507 | return 0; | |
508 | } | |
039bc64e | 509 | |
1141f492 LT |
510 | static int git_default_branch_config(const char *var, const char *value) |
511 | { | |
9ed36cfa JS |
512 | if (!strcmp(var, "branch.autosetupmerge")) { |
513 | if (value && !strcasecmp(value, "always")) { | |
514 | git_branch_track = BRANCH_TRACK_ALWAYS; | |
515 | return 0; | |
516 | } | |
517 | git_branch_track = git_config_bool(var, value); | |
518 | return 0; | |
519 | } | |
c998ae9b DS |
520 | if (!strcmp(var, "branch.autosetuprebase")) { |
521 | if (!value) | |
522 | return config_error_nonbool(var); | |
523 | else if (!strcmp(value, "never")) | |
524 | autorebase = AUTOREBASE_NEVER; | |
525 | else if (!strcmp(value, "local")) | |
526 | autorebase = AUTOREBASE_LOCAL; | |
527 | else if (!strcmp(value, "remote")) | |
528 | autorebase = AUTOREBASE_REMOTE; | |
529 | else if (!strcmp(value, "always")) | |
530 | autorebase = AUTOREBASE_ALWAYS; | |
531 | else | |
532 | return error("Malformed value for %s", var); | |
533 | return 0; | |
534 | } | |
a9cc857a | 535 | |
1ab661dd | 536 | /* Add other config variables here and to Documentation/config.txt. */ |
17712991 LT |
537 | return 0; |
538 | } | |
539 | ||
1141f492 LT |
540 | int git_default_config(const char *var, const char *value, void *dummy) |
541 | { | |
542 | if (!prefixcmp(var, "core.")) | |
543 | return git_default_core_config(var, value); | |
544 | ||
545 | if (!prefixcmp(var, "user.")) | |
546 | return git_default_user_config(var, value); | |
547 | ||
548 | if (!prefixcmp(var, "i18n.")) | |
549 | return git_default_i18n_config(var, value); | |
550 | ||
551 | if (!prefixcmp(var, "branch.")) | |
552 | return git_default_branch_config(var, value); | |
553 | ||
554 | if (!strcmp(var, "pager.color") || !strcmp(var, "color.pager")) { | |
555 | pager_use_color = git_config_bool(var,value); | |
556 | return 0; | |
557 | } | |
558 | ||
559 | /* Add other config variables here and to Documentation/config.txt. */ | |
560 | return 0; | |
561 | } | |
562 | ||
ef90d6d4 | 563 | int git_config_from_file(config_fn_t fn, const char *filename, void *data) |
17712991 LT |
564 | { |
565 | int ret; | |
4f629539 | 566 | FILE *f = fopen(filename, "r"); |
17712991 LT |
567 | |
568 | ret = -1; | |
569 | if (f) { | |
570 | config_file = f; | |
4f629539 | 571 | config_file_name = filename; |
17712991 | 572 | config_linenr = 1; |
02e5ba4a | 573 | config_file_eof = 0; |
ef90d6d4 | 574 | ret = git_parse_file(fn, data); |
17712991 | 575 | fclose(f); |
4f629539 | 576 | config_file_name = NULL; |
17712991 LT |
577 | } |
578 | return ret; | |
579 | } | |
10bea152 | 580 | |
506b17b1 JS |
581 | const char *git_etc_gitconfig(void) |
582 | { | |
7f0e39fa | 583 | static const char *system_wide; |
2de9de5e SP |
584 | if (!system_wide) |
585 | system_wide = system_path(ETC_GITCONFIG); | |
7f0e39fa | 586 | return system_wide; |
506b17b1 JS |
587 | } |
588 | ||
e4bffb5a | 589 | static int git_env_bool(const char *k, int def) |
ab88c363 JK |
590 | { |
591 | const char *v = getenv(k); | |
592 | return v ? git_config_bool(k, v) : def; | |
593 | } | |
594 | ||
595 | int git_config_system(void) | |
596 | { | |
597 | return !git_env_bool("GIT_CONFIG_NOSYSTEM", 0); | |
598 | } | |
599 | ||
600 | int git_config_global(void) | |
601 | { | |
602 | return !git_env_bool("GIT_CONFIG_NOGLOBAL", 0); | |
603 | } | |
604 | ||
ef90d6d4 | 605 | int git_config(config_fn_t fn, void *data) |
4f629539 | 606 | { |
5f1a63e0 JS |
607 | int ret = 0; |
608 | char *repo_config = NULL; | |
dc871831 | 609 | const char *home = NULL; |
5f1a63e0 JS |
610 | |
611 | /* $GIT_CONFIG makes git read _only_ the given config file, | |
612 | * $GIT_CONFIG_LOCAL will make it process it in addition to the | |
613 | * global config file, the same way it would the per-repository | |
614 | * config file otherwise. */ | |
dc871831 DB |
615 | if (config_exclusive_filename) |
616 | return git_config_from_file(fn, config_exclusive_filename, data); | |
617 | if (git_config_system() && !access(git_etc_gitconfig(), R_OK)) | |
618 | ret += git_config_from_file(fn, git_etc_gitconfig(), | |
619 | data); | |
5f1a63e0 | 620 | |
dc871831 | 621 | home = getenv("HOME"); |
ab88c363 | 622 | if (git_config_global() && home) { |
9befac47 | 623 | char *user_config = xstrdup(mkpath("%s/.gitconfig", home)); |
e33d0611 | 624 | if (!access(user_config, R_OK)) |
dc871831 | 625 | ret += git_config_from_file(fn, user_config, data); |
5f1a63e0 JS |
626 | free(user_config); |
627 | } | |
628 | ||
dc871831 DB |
629 | repo_config = xstrdup(git_path("config")); |
630 | ret += git_config_from_file(fn, repo_config, data); | |
4cac42b1 | 631 | free(repo_config); |
5f1a63e0 | 632 | return ret; |
4f629539 JH |
633 | } |
634 | ||
10bea152 JS |
635 | /* |
636 | * Find all the stuff for git_config_set() below. | |
637 | */ | |
4ddba79d JS |
638 | |
639 | #define MAX_MATCHES 512 | |
640 | ||
10bea152 JS |
641 | static struct { |
642 | int baselen; | |
643 | char* key; | |
f98d863d | 644 | int do_not_match; |
10bea152 | 645 | regex_t* value_regex; |
4ddba79d | 646 | int multi_replace; |
dc49cd76 | 647 | size_t offset[MAX_MATCHES]; |
10bea152 JS |
648 | enum { START, SECTION_SEEN, SECTION_END_SEEN, KEY_SEEN } state; |
649 | int seen; | |
650 | } store; | |
651 | ||
f98d863d JS |
652 | static int matches(const char* key, const char* value) |
653 | { | |
654 | return !strcmp(key, store.key) && | |
655 | (store.value_regex == NULL || | |
656 | (store.do_not_match ^ | |
657 | !regexec(store.value_regex, value, 0, NULL, 0))); | |
658 | } | |
659 | ||
ef90d6d4 | 660 | static int store_aux(const char* key, const char* value, void *cb) |
10bea152 | 661 | { |
ae9ee41d JH |
662 | const char *ep; |
663 | size_t section_len; | |
664 | ||
10bea152 JS |
665 | switch (store.state) { |
666 | case KEY_SEEN: | |
f98d863d | 667 | if (matches(key, value)) { |
4ddba79d | 668 | if (store.seen == 1 && store.multi_replace == 0) { |
64c0d71c | 669 | warning("%s has multiple values", key); |
4ddba79d | 670 | } else if (store.seen >= MAX_MATCHES) { |
64c0d71c | 671 | error("too many matches for %s", key); |
4ddba79d | 672 | return 1; |
10bea152 | 673 | } |
4ddba79d JS |
674 | |
675 | store.offset[store.seen] = ftell(config_file); | |
10bea152 JS |
676 | store.seen++; |
677 | } | |
678 | break; | |
679 | case SECTION_SEEN: | |
ae9ee41d JH |
680 | /* |
681 | * What we are looking for is in store.key (both | |
682 | * section and var), and its section part is baselen | |
683 | * long. We found key (again, both section and var). | |
684 | * We would want to know if this key is in the same | |
685 | * section as what we are looking for. We already | |
686 | * know we are in the same section as what should | |
687 | * hold store.key. | |
688 | */ | |
689 | ep = strrchr(key, '.'); | |
690 | section_len = ep - key; | |
691 | ||
692 | if ((section_len != store.baselen) || | |
693 | memcmp(key, store.key, section_len+1)) { | |
10bea152 JS |
694 | store.state = SECTION_END_SEEN; |
695 | break; | |
ae9ee41d JH |
696 | } |
697 | ||
698 | /* | |
699 | * Do not increment matches: this is no match, but we | |
700 | * just made sure we are in the desired section. | |
701 | */ | |
702 | store.offset[store.seen] = ftell(config_file); | |
10bea152 JS |
703 | /* fallthru */ |
704 | case SECTION_END_SEEN: | |
705 | case START: | |
f98d863d | 706 | if (matches(key, value)) { |
4ddba79d | 707 | store.offset[store.seen] = ftell(config_file); |
10bea152 JS |
708 | store.state = KEY_SEEN; |
709 | store.seen++; | |
d14f7764 LT |
710 | } else { |
711 | if (strrchr(key, '.') - key == store.baselen && | |
bdf0ef08 | 712 | !strncmp(key, store.key, store.baselen)) { |
93ddef3e | 713 | store.state = SECTION_SEEN; |
bdf0ef08 | 714 | store.offset[store.seen] = ftell(config_file); |
d14f7764 | 715 | } |
bdf0ef08 | 716 | } |
10bea152 JS |
717 | } |
718 | return 0; | |
719 | } | |
720 | ||
64c0d71c | 721 | static int write_error(const char *filename) |
480c9e52 | 722 | { |
64c0d71c | 723 | error("failed to write new configuration file %s", filename); |
480c9e52 AW |
724 | |
725 | /* Same error code as "failed to rename". */ | |
726 | return 4; | |
727 | } | |
728 | ||
729 | static int store_write_section(int fd, const char* key) | |
10bea152 | 730 | { |
cb891a59 KH |
731 | const char *dot; |
732 | int i, success; | |
733 | struct strbuf sb; | |
d14f7764 | 734 | |
cb891a59 KH |
735 | strbuf_init(&sb, 0); |
736 | dot = memchr(key, '.', store.baselen); | |
d14f7764 | 737 | if (dot) { |
cb891a59 KH |
738 | strbuf_addf(&sb, "[%.*s \"", (int)(dot - key), key); |
739 | for (i = dot - key + 1; i < store.baselen; i++) { | |
e5c349ba | 740 | if (key[i] == '"' || key[i] == '\\') |
cb891a59 KH |
741 | strbuf_addch(&sb, '\\'); |
742 | strbuf_addch(&sb, key[i]); | |
d14f7764 | 743 | } |
cb891a59 KH |
744 | strbuf_addstr(&sb, "\"]\n"); |
745 | } else { | |
746 | strbuf_addf(&sb, "[%.*s]\n", store.baselen, key); | |
d14f7764 LT |
747 | } |
748 | ||
cb891a59 KH |
749 | success = write_in_full(fd, sb.buf, sb.len) == sb.len; |
750 | strbuf_release(&sb); | |
480c9e52 | 751 | |
cb891a59 | 752 | return success; |
10bea152 JS |
753 | } |
754 | ||
480c9e52 | 755 | static int store_write_pair(int fd, const char* key, const char* value) |
10bea152 | 756 | { |
cb891a59 KH |
757 | int i, success; |
758 | int length = strlen(key + store.baselen + 1); | |
759 | const char *quote = ""; | |
760 | struct strbuf sb; | |
cdd4fb15 | 761 | |
6281f394 JM |
762 | /* |
763 | * Check to see if the value needs to be surrounded with a dq pair. | |
764 | * Note that problematic characters are always backslash-quoted; this | |
765 | * check is about not losing leading or trailing SP and strings that | |
766 | * follow beginning-of-comment characters (i.e. ';' and '#') by the | |
767 | * configuration parser. | |
768 | */ | |
cdd4fb15 | 769 | if (value[0] == ' ') |
cb891a59 | 770 | quote = "\""; |
cdd4fb15 BG |
771 | for (i = 0; value[i]; i++) |
772 | if (value[i] == ';' || value[i] == '#') | |
cb891a59 KH |
773 | quote = "\""; |
774 | if (i && value[i - 1] == ' ') | |
775 | quote = "\""; | |
776 | ||
777 | strbuf_init(&sb, 0); | |
778 | strbuf_addf(&sb, "\t%.*s = %s", | |
779 | length, key + store.baselen + 1, quote); | |
10bea152 | 780 | |
10bea152 JS |
781 | for (i = 0; value[i]; i++) |
782 | switch (value[i]) { | |
480c9e52 | 783 | case '\n': |
cb891a59 | 784 | strbuf_addstr(&sb, "\\n"); |
480c9e52 AW |
785 | break; |
786 | case '\t': | |
cb891a59 | 787 | strbuf_addstr(&sb, "\\t"); |
480c9e52 AW |
788 | break; |
789 | case '"': | |
790 | case '\\': | |
cb891a59 | 791 | strbuf_addch(&sb, '\\'); |
480c9e52 | 792 | default: |
cb891a59 | 793 | strbuf_addch(&sb, value[i]); |
480c9e52 AW |
794 | break; |
795 | } | |
cb891a59 KH |
796 | strbuf_addf(&sb, "%s\n", quote); |
797 | ||
798 | success = write_in_full(fd, sb.buf, sb.len) == sb.len; | |
799 | strbuf_release(&sb); | |
800 | ||
801 | return success; | |
10bea152 JS |
802 | } |
803 | ||
dc49cd76 SP |
804 | static ssize_t find_beginning_of_line(const char* contents, size_t size, |
805 | size_t offset_, int* found_bracket) | |
4ddba79d | 806 | { |
dc49cd76 SP |
807 | size_t equal_offset = size, bracket_offset = size; |
808 | ssize_t offset; | |
4ddba79d | 809 | |
7a31cc0f | 810 | contline: |
a6080a0a | 811 | for (offset = offset_-2; offset > 0 |
4ddba79d JS |
812 | && contents[offset] != '\n'; offset--) |
813 | switch (contents[offset]) { | |
814 | case '=': equal_offset = offset; break; | |
815 | case ']': bracket_offset = offset; break; | |
816 | } | |
7a31cc0f FL |
817 | if (offset > 0 && contents[offset-1] == '\\') { |
818 | offset_ = offset; | |
819 | goto contline; | |
820 | } | |
4ddba79d JS |
821 | if (bracket_offset < equal_offset) { |
822 | *found_bracket = 1; | |
823 | offset = bracket_offset+1; | |
824 | } else | |
825 | offset++; | |
826 | ||
827 | return offset; | |
828 | } | |
829 | ||
10bea152 JS |
830 | int git_config_set(const char* key, const char* value) |
831 | { | |
4ddba79d | 832 | return git_config_set_multivar(key, value, NULL, 0); |
10bea152 JS |
833 | } |
834 | ||
835 | /* | |
836 | * If value==NULL, unset in (remove from) config, | |
837 | * if value_regex!=NULL, disregard key/value pairs where value does not match. | |
4ddba79d JS |
838 | * if multi_replace==0, nothing, or only one matching key/value is replaced, |
839 | * else all matching key/values (regardless how many) are removed, | |
840 | * before the new pair is written. | |
10bea152 JS |
841 | * |
842 | * Returns 0 on success. | |
843 | * | |
844 | * This function does this: | |
845 | * | |
846 | * - it locks the config file by creating ".git/config.lock" | |
847 | * | |
848 | * - it then parses the config using store_aux() as validator to find | |
849 | * the position on the key/value pair to replace. If it is to be unset, | |
850 | * it must be found exactly once. | |
851 | * | |
852 | * - the config file is mmap()ed and the part before the match (if any) is | |
853 | * written to the lock file, then the changed part and the rest. | |
854 | * | |
855 | * - the config file is removed and the lock file rename()d to it. | |
856 | * | |
857 | */ | |
858 | int git_config_set_multivar(const char* key, const char* value, | |
4ddba79d | 859 | const char* value_regex, int multi_replace) |
10bea152 | 860 | { |
d14f7764 | 861 | int i, dot; |
f8ba655e | 862 | int fd = -1, in_fd; |
dafc88b1 | 863 | int ret; |
9c3796fc | 864 | char* config_filename; |
6cbf973c | 865 | struct lock_file *lock = NULL; |
b17e659d | 866 | const char* last_dot = strrchr(key, '.'); |
4ddba79d | 867 | |
dc871831 DB |
868 | if (config_exclusive_filename) |
869 | config_filename = xstrdup(config_exclusive_filename); | |
870 | else | |
871 | config_filename = xstrdup(git_path("config")); | |
9c3796fc | 872 | |
10bea152 JS |
873 | /* |
874 | * Since "key" actually contains the section name and the real | |
875 | * key name separated by a dot, we have to know where the dot is. | |
876 | */ | |
b17e659d | 877 | |
dafc88b1 | 878 | if (last_dot == NULL) { |
64c0d71c | 879 | error("key does not contain a section: %s", key); |
dafc88b1 SH |
880 | ret = 2; |
881 | goto out_free; | |
10bea152 | 882 | } |
b17e659d JS |
883 | store.baselen = last_dot - key; |
884 | ||
885 | store.multi_replace = multi_replace; | |
10bea152 JS |
886 | |
887 | /* | |
888 | * Validate the key and while at it, lower case it for matching. | |
889 | */ | |
2d7320d0 | 890 | store.key = xmalloc(strlen(key) + 1); |
d14f7764 LT |
891 | dot = 0; |
892 | for (i = 0; key[i]; i++) { | |
893 | unsigned char c = key[i]; | |
894 | if (c == '.') | |
895 | dot = 1; | |
896 | /* Leave the extended basename untouched.. */ | |
897 | if (!dot || i > store.baselen) { | |
38c5afa8 | 898 | if (!iskeychar(c) || (i == store.baselen+1 && !isalpha(c))) { |
64c0d71c | 899 | error("invalid key: %s", key); |
d14f7764 LT |
900 | free(store.key); |
901 | ret = 1; | |
902 | goto out_free; | |
903 | } | |
904 | c = tolower(c); | |
6f71686e | 905 | } else if (c == '\n') { |
64c0d71c | 906 | error("invalid key (newline): %s", key); |
6f71686e JS |
907 | free(store.key); |
908 | ret = 1; | |
909 | goto out_free; | |
d14f7764 LT |
910 | } |
911 | store.key[i] = c; | |
912 | } | |
3dd94e3b | 913 | store.key[i] = 0; |
10bea152 JS |
914 | |
915 | /* | |
6cbf973c | 916 | * The lock serves a purpose in addition to locking: the new |
10bea152 JS |
917 | * contents of .git/config will be written into it. |
918 | */ | |
6cbf973c BS |
919 | lock = xcalloc(sizeof(struct lock_file), 1); |
920 | fd = hold_lock_file_for_update(lock, config_filename, 0); | |
921 | if (fd < 0) { | |
64c0d71c | 922 | error("could not lock config file %s", config_filename); |
10bea152 | 923 | free(store.key); |
dafc88b1 SH |
924 | ret = -1; |
925 | goto out_free; | |
10bea152 JS |
926 | } |
927 | ||
928 | /* | |
929 | * If .git/config does not exist yet, write a minimal version. | |
930 | */ | |
88fb958b AR |
931 | in_fd = open(config_filename, O_RDONLY); |
932 | if ( in_fd < 0 ) { | |
10bea152 JS |
933 | free(store.key); |
934 | ||
88fb958b AR |
935 | if ( ENOENT != errno ) { |
936 | error("opening %s: %s", config_filename, | |
937 | strerror(errno)); | |
dafc88b1 SH |
938 | ret = 3; /* same as "invalid config file" */ |
939 | goto out_free; | |
88fb958b | 940 | } |
10bea152 JS |
941 | /* if nothing to unset, error out */ |
942 | if (value == NULL) { | |
dafc88b1 SH |
943 | ret = 5; |
944 | goto out_free; | |
10bea152 JS |
945 | } |
946 | ||
947 | store.key = (char*)key; | |
480c9e52 | 948 | if (!store_write_section(fd, key) || |
93c1e079 JH |
949 | !store_write_pair(fd, key, value)) |
950 | goto write_err_out; | |
951 | } else { | |
88fb958b | 952 | struct stat st; |
10bea152 | 953 | char* contents; |
dc49cd76 SP |
954 | size_t contents_sz, copy_begin, copy_end; |
955 | int i, new_line = 0; | |
10bea152 JS |
956 | |
957 | if (value_regex == NULL) | |
958 | store.value_regex = NULL; | |
959 | else { | |
f98d863d JS |
960 | if (value_regex[0] == '!') { |
961 | store.do_not_match = 1; | |
962 | value_regex++; | |
963 | } else | |
964 | store.do_not_match = 0; | |
965 | ||
2d7320d0 | 966 | store.value_regex = (regex_t*)xmalloc(sizeof(regex_t)); |
10bea152 JS |
967 | if (regcomp(store.value_regex, value_regex, |
968 | REG_EXTENDED)) { | |
64c0d71c | 969 | error("invalid pattern: %s", value_regex); |
10bea152 | 970 | free(store.value_regex); |
dafc88b1 SH |
971 | ret = 6; |
972 | goto out_free; | |
10bea152 JS |
973 | } |
974 | } | |
975 | ||
4ddba79d | 976 | store.offset[0] = 0; |
10bea152 JS |
977 | store.state = START; |
978 | store.seen = 0; | |
979 | ||
980 | /* | |
981 | * After this, store.offset will contain the *end* offset | |
982 | * of the last match, or remain at 0 if no match was found. | |
983 | * As a side effect, we make sure to transform only a valid | |
984 | * existing config file. | |
985 | */ | |
ef90d6d4 | 986 | if (git_config_from_file(store_aux, config_filename, NULL)) { |
64c0d71c | 987 | error("invalid config file %s", config_filename); |
10bea152 JS |
988 | free(store.key); |
989 | if (store.value_regex != NULL) { | |
990 | regfree(store.value_regex); | |
991 | free(store.value_regex); | |
992 | } | |
dafc88b1 SH |
993 | ret = 3; |
994 | goto out_free; | |
10bea152 JS |
995 | } |
996 | ||
997 | free(store.key); | |
998 | if (store.value_regex != NULL) { | |
999 | regfree(store.value_regex); | |
1000 | free(store.value_regex); | |
1001 | } | |
1002 | ||
4ddba79d JS |
1003 | /* if nothing to unset, or too many matches, error out */ |
1004 | if ((store.seen == 0 && value == NULL) || | |
1005 | (store.seen > 1 && multi_replace == 0)) { | |
dafc88b1 SH |
1006 | ret = 5; |
1007 | goto out_free; | |
10bea152 JS |
1008 | } |
1009 | ||
88fb958b | 1010 | fstat(in_fd, &st); |
dc49cd76 SP |
1011 | contents_sz = xsize_t(st.st_size); |
1012 | contents = xmmap(NULL, contents_sz, PROT_READ, | |
10bea152 JS |
1013 | MAP_PRIVATE, in_fd, 0); |
1014 | close(in_fd); | |
1015 | ||
4ddba79d JS |
1016 | if (store.seen == 0) |
1017 | store.seen = 1; | |
1018 | ||
1019 | for (i = 0, copy_begin = 0; i < store.seen; i++) { | |
1020 | if (store.offset[i] == 0) { | |
dc49cd76 | 1021 | store.offset[i] = copy_end = contents_sz; |
4ddba79d JS |
1022 | } else if (store.state != KEY_SEEN) { |
1023 | copy_end = store.offset[i]; | |
10bea152 | 1024 | } else |
4ddba79d | 1025 | copy_end = find_beginning_of_line( |
dc49cd76 | 1026 | contents, contents_sz, |
4ddba79d JS |
1027 | store.offset[i]-2, &new_line); |
1028 | ||
02e5ba4a JK |
1029 | if (copy_end > 0 && contents[copy_end-1] != '\n') |
1030 | new_line = 1; | |
1031 | ||
4ddba79d JS |
1032 | /* write the first part of the config */ |
1033 | if (copy_end > copy_begin) { | |
93c1e079 JH |
1034 | if (write_in_full(fd, contents + copy_begin, |
1035 | copy_end - copy_begin) < | |
1036 | copy_end - copy_begin) | |
1037 | goto write_err_out; | |
1038 | if (new_line && | |
1039 | write_in_full(fd, "\n", 1) != 1) | |
1040 | goto write_err_out; | |
4ddba79d JS |
1041 | } |
1042 | copy_begin = store.offset[i]; | |
10bea152 JS |
1043 | } |
1044 | ||
10bea152 JS |
1045 | /* write the pair (value == NULL means unset) */ |
1046 | if (value != NULL) { | |
93c1e079 JH |
1047 | if (store.state == START) { |
1048 | if (!store_write_section(fd, key)) | |
1049 | goto write_err_out; | |
480c9e52 | 1050 | } |
93c1e079 JH |
1051 | if (!store_write_pair(fd, key, value)) |
1052 | goto write_err_out; | |
10bea152 JS |
1053 | } |
1054 | ||
1055 | /* write the rest of the config */ | |
dc49cd76 | 1056 | if (copy_begin < contents_sz) |
93c1e079 | 1057 | if (write_in_full(fd, contents + copy_begin, |
dc49cd76 SP |
1058 | contents_sz - copy_begin) < |
1059 | contents_sz - copy_begin) | |
93c1e079 | 1060 | goto write_err_out; |
10bea152 | 1061 | |
dc49cd76 | 1062 | munmap(contents, contents_sz); |
10bea152 JS |
1063 | } |
1064 | ||
4ed7cd3a | 1065 | if (commit_lock_file(lock) < 0) { |
64c0d71c | 1066 | error("could not commit config file %s", config_filename); |
dafc88b1 SH |
1067 | ret = 4; |
1068 | goto out_free; | |
10bea152 JS |
1069 | } |
1070 | ||
6cbf973c BS |
1071 | /* |
1072 | * lock is committed, so don't try to roll it back below. | |
1073 | * NOTE: Since lockfile.c keeps a linked list of all created | |
1074 | * lock_file structures, it isn't safe to free(lock). It's | |
1075 | * better to just leave it hanging around. | |
1076 | */ | |
1077 | lock = NULL; | |
dafc88b1 SH |
1078 | ret = 0; |
1079 | ||
1080 | out_free: | |
6cbf973c BS |
1081 | if (lock) |
1082 | rollback_lock_file(lock); | |
4cac42b1 | 1083 | free(config_filename); |
dafc88b1 | 1084 | return ret; |
93c1e079 JH |
1085 | |
1086 | write_err_out: | |
64c0d71c | 1087 | ret = write_error(lock->filename); |
93c1e079 JH |
1088 | goto out_free; |
1089 | ||
10bea152 JS |
1090 | } |
1091 | ||
118f8b24 PB |
1092 | static int section_name_match (const char *buf, const char *name) |
1093 | { | |
1094 | int i = 0, j = 0, dot = 0; | |
1095 | for (; buf[i] && buf[i] != ']'; i++) { | |
1096 | if (!dot && isspace(buf[i])) { | |
1097 | dot = 1; | |
1098 | if (name[j++] != '.') | |
1099 | break; | |
1100 | for (i++; isspace(buf[i]); i++) | |
1101 | ; /* do nothing */ | |
1102 | if (buf[i] != '"') | |
1103 | break; | |
1104 | continue; | |
1105 | } | |
1106 | if (buf[i] == '\\' && dot) | |
1107 | i++; | |
1108 | else if (buf[i] == '"' && dot) { | |
1109 | for (i++; isspace(buf[i]); i++) | |
1110 | ; /* do_nothing */ | |
1111 | break; | |
1112 | } | |
1113 | if (buf[i] != name[j++]) | |
1114 | break; | |
1115 | } | |
1116 | return (buf[i] == ']' && name[j] == 0); | |
1117 | } | |
1118 | ||
1119 | /* if new_name == NULL, the section is removed instead */ | |
0667fcfb JS |
1120 | int git_config_rename_section(const char *old_name, const char *new_name) |
1121 | { | |
118f8b24 | 1122 | int ret = 0, remove = 0; |
fc1905bb | 1123 | char *config_filename; |
0667fcfb JS |
1124 | struct lock_file *lock = xcalloc(sizeof(struct lock_file), 1); |
1125 | int out_fd; | |
1126 | char buf[1024]; | |
1127 | ||
dc871831 DB |
1128 | if (config_exclusive_filename) |
1129 | config_filename = xstrdup(config_exclusive_filename); | |
1130 | else | |
1131 | config_filename = xstrdup(git_path("config")); | |
0667fcfb | 1132 | out_fd = hold_lock_file_for_update(lock, config_filename, 0); |
fc1905bb | 1133 | if (out_fd < 0) { |
64c0d71c | 1134 | ret = error("could not lock config file %s", config_filename); |
fc1905bb JH |
1135 | goto out; |
1136 | } | |
0667fcfb | 1137 | |
fc1905bb | 1138 | if (!(config_file = fopen(config_filename, "rb"))) { |
01ebb9dc GB |
1139 | /* no config file means nothing to rename, no error */ |
1140 | goto unlock_and_out; | |
fc1905bb | 1141 | } |
0667fcfb JS |
1142 | |
1143 | while (fgets(buf, sizeof(buf), config_file)) { | |
1144 | int i; | |
480c9e52 | 1145 | int length; |
0667fcfb JS |
1146 | for (i = 0; buf[i] && isspace(buf[i]); i++) |
1147 | ; /* do nothing */ | |
1148 | if (buf[i] == '[') { | |
1149 | /* it's a section */ | |
118f8b24 PB |
1150 | if (section_name_match (&buf[i+1], old_name)) { |
1151 | ret++; | |
1152 | if (new_name == NULL) { | |
1153 | remove = 1; | |
0667fcfb JS |
1154 | continue; |
1155 | } | |
0667fcfb | 1156 | store.baselen = strlen(new_name); |
480c9e52 | 1157 | if (!store_write_section(out_fd, new_name)) { |
64c0d71c | 1158 | ret = write_error(lock->filename); |
480c9e52 AW |
1159 | goto out; |
1160 | } | |
0667fcfb JS |
1161 | continue; |
1162 | } | |
118f8b24 | 1163 | remove = 0; |
0667fcfb | 1164 | } |
118f8b24 PB |
1165 | if (remove) |
1166 | continue; | |
480c9e52 AW |
1167 | length = strlen(buf); |
1168 | if (write_in_full(out_fd, buf, length) != length) { | |
64c0d71c | 1169 | ret = write_error(lock->filename); |
480c9e52 AW |
1170 | goto out; |
1171 | } | |
0667fcfb | 1172 | } |
fc1905bb | 1173 | fclose(config_file); |
01ebb9dc | 1174 | unlock_and_out: |
4ed7cd3a | 1175 | if (commit_lock_file(lock) < 0) |
64c0d71c | 1176 | ret = error("could not commit config file %s", config_filename); |
fc1905bb JH |
1177 | out: |
1178 | free(config_filename); | |
0667fcfb JS |
1179 | return ret; |
1180 | } | |
40ea4ed9 JH |
1181 | |
1182 | /* | |
1183 | * Call this to report error for your variable that should not | |
1184 | * get a boolean value (i.e. "[my] var" means "true"). | |
1185 | */ | |
1186 | int config_error_nonbool(const char *var) | |
1187 | { | |
1188 | return error("Missing value for '%s'", var); | |
1189 | } |