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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" |
b2141fc1 | 9 | #include "config.h" |
3b256228 | 10 | #include "repository.h" |
697cc8ef | 11 | #include "lockfile.h" |
d807c4a0 | 12 | #include "exec-cmd.h" |
572e4f6a | 13 | #include "strbuf.h" |
2b64fc89 | 14 | #include "quote.h" |
3c8687a7 TA |
15 | #include "hashmap.h" |
16 | #include "string-list.h" | |
cbd53a21 | 17 | #include "object-store.h" |
599446dc | 18 | #include "utf8.h" |
3efd0bed | 19 | #include "dir.h" |
6d2f9acc | 20 | #include "color.h" |
17712991 | 21 | |
4d8dd149 HV |
22 | struct config_source { |
23 | struct config_source *prev; | |
24 | union { | |
25 | FILE *file; | |
1bc88819 HV |
26 | struct config_buf { |
27 | const char *buf; | |
28 | size_t len; | |
29 | size_t pos; | |
30 | } buf; | |
4d8dd149 | 31 | } u; |
1b8132d9 | 32 | enum config_origin_type origin_type; |
924aaf3e | 33 | const char *name; |
d14d4244 | 34 | const char *path; |
b2dc0945 | 35 | int die_on_error; |
924aaf3e RJ |
36 | int linenr; |
37 | int eof; | |
38 | struct strbuf value; | |
0971e992 | 39 | struct strbuf var; |
924aaf3e | 40 | |
49d6cfa5 JK |
41 | int (*do_fgetc)(struct config_source *c); |
42 | int (*do_ungetc)(int c, struct config_source *conf); | |
43 | long (*do_ftell)(struct config_source *c); | |
4d8dd149 HV |
44 | }; |
45 | ||
0d44a2da JK |
46 | /* |
47 | * These variables record the "current" config source, which | |
48 | * can be accessed by parsing callbacks. | |
49 | * | |
50 | * The "cf" variable will be non-NULL only when we are actually parsing a real | |
51 | * config source (file, blob, cmdline, etc). | |
52 | * | |
53 | * The "current_config_kvi" variable will be non-NULL only when we are feeding | |
54 | * cached config from a configset into a callback. | |
55 | * | |
56 | * They should generally never be non-NULL at the same time. If they are both | |
57 | * NULL, then we aren't parsing anything (and depending on the function looking | |
58 | * at the variables, it's either a bug for it to be called in the first place, | |
59 | * or it's a function which can be reused for non-config purposes, and should | |
60 | * fall back to some sane behavior). | |
61 | */ | |
4d8dd149 | 62 | static struct config_source *cf; |
0d44a2da | 63 | static struct key_value_info *current_config_kvi; |
924aaf3e | 64 | |
9acc5911 JK |
65 | /* |
66 | * Similar to the variables above, this gives access to the "scope" of the | |
67 | * current value (repo, global, etc). For cached values, it can be found via | |
68 | * the current_config_kvi as above. During parsing, the current value can be | |
69 | * found in this variable. It's not part of "cf" because it transcends a single | |
70 | * file (i.e., a file included from .git/config is still in "repo" scope). | |
71 | */ | |
72 | static enum config_scope current_parsing_scope; | |
924aaf3e | 73 | |
8de7eeb5 JH |
74 | static int core_compression_seen; |
75 | static int pack_compression_seen; | |
960ccca6 DH |
76 | static int zlib_compression_seen; |
77 | ||
4d8dd149 HV |
78 | static int config_file_fgetc(struct config_source *conf) |
79 | { | |
260d408e | 80 | return getc_unlocked(conf->u.file); |
4d8dd149 HV |
81 | } |
82 | ||
83 | static int config_file_ungetc(int c, struct config_source *conf) | |
84 | { | |
85 | return ungetc(c, conf->u.file); | |
86 | } | |
87 | ||
88 | static long config_file_ftell(struct config_source *conf) | |
89 | { | |
90 | return ftell(conf->u.file); | |
91 | } | |
92 | ||
1bc88819 HV |
93 | |
94 | static int config_buf_fgetc(struct config_source *conf) | |
95 | { | |
96 | if (conf->u.buf.pos < conf->u.buf.len) | |
97 | return conf->u.buf.buf[conf->u.buf.pos++]; | |
98 | ||
99 | return EOF; | |
100 | } | |
101 | ||
102 | static int config_buf_ungetc(int c, struct config_source *conf) | |
103 | { | |
1d0655c1 JK |
104 | if (conf->u.buf.pos > 0) { |
105 | conf->u.buf.pos--; | |
106 | if (conf->u.buf.buf[conf->u.buf.pos] != c) | |
033abf97 | 107 | BUG("config_buf can only ungetc the same character"); |
1d0655c1 JK |
108 | return c; |
109 | } | |
1bc88819 HV |
110 | |
111 | return EOF; | |
112 | } | |
113 | ||
114 | static long config_buf_ftell(struct config_source *conf) | |
115 | { | |
116 | return conf->u.buf.pos; | |
117 | } | |
118 | ||
9b25a0b5 JK |
119 | #define MAX_INCLUDE_DEPTH 10 |
120 | static const char include_depth_advice[] = | |
121 | "exceeded maximum include depth (%d) while including\n" | |
122 | " %s\n" | |
123 | "from\n" | |
124 | " %s\n" | |
125 | "Do you have circular includes?"; | |
126 | static int handle_path_include(const char *path, struct config_include_data *inc) | |
127 | { | |
128 | int ret = 0; | |
129 | struct strbuf buf = STRBUF_INIT; | |
67beb600 | 130 | char *expanded; |
4c0a89fc | 131 | |
67beb600 JK |
132 | if (!path) |
133 | return config_error_nonbool("include.path"); | |
134 | ||
4aad2f16 | 135 | expanded = expand_user_path(path, 0); |
4c0a89fc | 136 | if (!expanded) |
8c3ca351 | 137 | return error("could not expand include path '%s'", path); |
4c0a89fc | 138 | path = expanded; |
9b25a0b5 JK |
139 | |
140 | /* | |
141 | * Use an absolute path as-is, but interpret relative paths | |
142 | * based on the including config file. | |
143 | */ | |
144 | if (!is_absolute_path(path)) { | |
145 | char *slash; | |
146 | ||
d14d4244 | 147 | if (!cf || !cf->path) |
9b25a0b5 JK |
148 | return error("relative config includes must come from files"); |
149 | ||
d14d4244 | 150 | slash = find_last_dir_sep(cf->path); |
9b25a0b5 | 151 | if (slash) |
d14d4244 | 152 | strbuf_add(&buf, cf->path, slash - cf->path + 1); |
9b25a0b5 JK |
153 | strbuf_addstr(&buf, path); |
154 | path = buf.buf; | |
155 | } | |
156 | ||
4698c8fe | 157 | if (!access_or_die(path, R_OK, 0)) { |
9b25a0b5 JK |
158 | if (++inc->depth > MAX_INCLUDE_DEPTH) |
159 | die(include_depth_advice, MAX_INCLUDE_DEPTH, path, | |
3258258f JK |
160 | !cf ? "<unknown>" : |
161 | cf->name ? cf->name : | |
162 | "the command line"); | |
9b25a0b5 JK |
163 | ret = git_config_from_file(git_config_include, path, inc); |
164 | inc->depth--; | |
165 | } | |
166 | strbuf_release(&buf); | |
4c0a89fc | 167 | free(expanded); |
9b25a0b5 JK |
168 | return ret; |
169 | } | |
170 | ||
3efd0bed NTND |
171 | static int prepare_include_condition_pattern(struct strbuf *pat) |
172 | { | |
173 | struct strbuf path = STRBUF_INIT; | |
174 | char *expanded; | |
175 | int prefix = 0; | |
176 | ||
86f95157 | 177 | expanded = expand_user_path(pat->buf, 1); |
3efd0bed NTND |
178 | if (expanded) { |
179 | strbuf_reset(pat); | |
180 | strbuf_addstr(pat, expanded); | |
181 | free(expanded); | |
182 | } | |
183 | ||
184 | if (pat->buf[0] == '.' && is_dir_sep(pat->buf[1])) { | |
185 | const char *slash; | |
186 | ||
187 | if (!cf || !cf->path) | |
188 | return error(_("relative config include " | |
189 | "conditionals must come from files")); | |
190 | ||
86f95157 | 191 | strbuf_realpath(&path, cf->path, 1); |
3efd0bed NTND |
192 | slash = find_last_dir_sep(path.buf); |
193 | if (!slash) | |
033abf97 | 194 | BUG("how is this possible?"); |
3efd0bed NTND |
195 | strbuf_splice(pat, 0, 1, path.buf, slash - path.buf); |
196 | prefix = slash - path.buf + 1 /* slash */; | |
197 | } else if (!is_absolute_path(pat->buf)) | |
198 | strbuf_insert(pat, 0, "**/", 3); | |
199 | ||
200 | if (pat->len && is_dir_sep(pat->buf[pat->len - 1])) | |
201 | strbuf_addstr(pat, "**"); | |
202 | ||
203 | strbuf_release(&path); | |
204 | return prefix; | |
205 | } | |
206 | ||
2185fde5 NTND |
207 | static int include_by_gitdir(const struct config_options *opts, |
208 | const char *cond, size_t cond_len, int icase) | |
3efd0bed NTND |
209 | { |
210 | struct strbuf text = STRBUF_INIT; | |
211 | struct strbuf pattern = STRBUF_INIT; | |
212 | int ret = 0, prefix; | |
2185fde5 | 213 | const char *git_dir; |
0624c63c | 214 | int already_tried_absolute = 0; |
3efd0bed | 215 | |
2185fde5 NTND |
216 | if (opts->git_dir) |
217 | git_dir = opts->git_dir; | |
2185fde5 NTND |
218 | else |
219 | goto done; | |
220 | ||
c9672ba4 | 221 | strbuf_realpath(&text, git_dir, 1); |
3efd0bed NTND |
222 | strbuf_add(&pattern, cond, cond_len); |
223 | prefix = prepare_include_condition_pattern(&pattern); | |
224 | ||
0624c63c | 225 | again: |
3efd0bed NTND |
226 | if (prefix < 0) |
227 | goto done; | |
228 | ||
229 | if (prefix > 0) { | |
230 | /* | |
231 | * perform literal matching on the prefix part so that | |
232 | * any wildcard character in it can't create side effects. | |
233 | */ | |
234 | if (text.len < prefix) | |
235 | goto done; | |
236 | if (!icase && strncmp(pattern.buf, text.buf, prefix)) | |
237 | goto done; | |
238 | if (icase && strncasecmp(pattern.buf, text.buf, prefix)) | |
239 | goto done; | |
240 | } | |
241 | ||
242 | ret = !wildmatch(pattern.buf + prefix, text.buf + prefix, | |
55d34269 | 243 | icase ? WM_CASEFOLD : 0); |
3efd0bed | 244 | |
0624c63c ÆAB |
245 | if (!ret && !already_tried_absolute) { |
246 | /* | |
247 | * We've tried e.g. matching gitdir:~/work, but if | |
248 | * ~/work is a symlink to /mnt/storage/work | |
249 | * strbuf_realpath() will expand it, so the rule won't | |
250 | * match. Let's match against a | |
251 | * strbuf_add_absolute_path() version of the path, | |
252 | * which'll do the right thing | |
253 | */ | |
254 | strbuf_reset(&text); | |
255 | strbuf_add_absolute_path(&text, git_dir); | |
256 | already_tried_absolute = 1; | |
257 | goto again; | |
258 | } | |
3efd0bed NTND |
259 | done: |
260 | strbuf_release(&pattern); | |
261 | strbuf_release(&text); | |
262 | return ret; | |
263 | } | |
264 | ||
2185fde5 NTND |
265 | static int include_condition_is_true(const struct config_options *opts, |
266 | const char *cond, size_t cond_len) | |
3efd0bed NTND |
267 | { |
268 | ||
269 | if (skip_prefix_mem(cond, cond_len, "gitdir:", &cond, &cond_len)) | |
2185fde5 | 270 | return include_by_gitdir(opts, cond, cond_len, 0); |
3efd0bed | 271 | else if (skip_prefix_mem(cond, cond_len, "gitdir/i:", &cond, &cond_len)) |
2185fde5 | 272 | return include_by_gitdir(opts, cond, cond_len, 1); |
3efd0bed NTND |
273 | |
274 | /* unknown conditionals are always false */ | |
275 | return 0; | |
276 | } | |
277 | ||
9b25a0b5 JK |
278 | int git_config_include(const char *var, const char *value, void *data) |
279 | { | |
280 | struct config_include_data *inc = data; | |
3efd0bed NTND |
281 | const char *cond, *key; |
282 | int cond_len; | |
9b25a0b5 JK |
283 | int ret; |
284 | ||
285 | /* | |
286 | * Pass along all values, including "include" directives; this makes it | |
287 | * possible to query information on the includes themselves. | |
288 | */ | |
289 | ret = inc->fn(var, value, inc->data); | |
290 | if (ret < 0) | |
291 | return ret; | |
292 | ||
37007c3a | 293 | if (!strcmp(var, "include.path")) |
9b25a0b5 | 294 | ret = handle_path_include(value, inc); |
3efd0bed NTND |
295 | |
296 | if (!parse_config_key(var, "includeif", &cond, &cond_len, &key) && | |
2185fde5 | 297 | (cond && include_condition_is_true(inc->opts, cond, cond_len)) && |
3efd0bed NTND |
298 | !strcmp(key, "path")) |
299 | ret = handle_path_include(value, inc); | |
300 | ||
9b25a0b5 JK |
301 | return ret; |
302 | } | |
303 | ||
2b64fc89 JK |
304 | void git_config_push_parameter(const char *text) |
305 | { | |
306 | struct strbuf env = STRBUF_INIT; | |
307 | const char *old = getenv(CONFIG_DATA_ENVIRONMENT); | |
d1f88498 | 308 | if (old && *old) { |
2b64fc89 JK |
309 | strbuf_addstr(&env, old); |
310 | strbuf_addch(&env, ' '); | |
311 | } | |
312 | sq_quote_buf(&env, text); | |
313 | setenv(CONFIG_DATA_ENVIRONMENT, env.buf, 1); | |
314 | strbuf_release(&env); | |
315 | } | |
316 | ||
ee98df3f JH |
317 | static inline int iskeychar(int c) |
318 | { | |
319 | return isalnum(c) || c == '-'; | |
320 | } | |
321 | ||
322 | /* | |
323 | * Auxiliary function to sanity-check and split the key into the section | |
324 | * identifier and variable name. | |
325 | * | |
326 | * Returns 0 on success, -1 when there is an invalid character in the key and | |
327 | * -2 if there is no section name in the key. | |
328 | * | |
329 | * store_key - pointer to char* which will hold a copy of the key with | |
330 | * lowercase section and variable name | |
331 | * baselen - pointer to int which will hold the length of the | |
332 | * section + subsection part, can be NULL | |
333 | */ | |
334 | static int git_config_parse_key_1(const char *key, char **store_key, int *baselen_, int quiet) | |
335 | { | |
336 | int i, dot, baselen; | |
337 | const char *last_dot = strrchr(key, '.'); | |
338 | ||
339 | /* | |
340 | * Since "key" actually contains the section name and the real | |
341 | * key name separated by a dot, we have to know where the dot is. | |
342 | */ | |
343 | ||
344 | if (last_dot == NULL || last_dot == key) { | |
345 | if (!quiet) | |
346 | error("key does not contain a section: %s", key); | |
347 | return -CONFIG_NO_SECTION_OR_NAME; | |
348 | } | |
349 | ||
350 | if (!last_dot[1]) { | |
351 | if (!quiet) | |
352 | error("key does not contain variable name: %s", key); | |
353 | return -CONFIG_NO_SECTION_OR_NAME; | |
354 | } | |
355 | ||
356 | baselen = last_dot - key; | |
357 | if (baselen_) | |
358 | *baselen_ = baselen; | |
359 | ||
360 | /* | |
361 | * Validate the key and while at it, lower case it for matching. | |
362 | */ | |
363 | if (store_key) | |
364 | *store_key = xmallocz(strlen(key)); | |
365 | ||
366 | dot = 0; | |
367 | for (i = 0; key[i]; i++) { | |
368 | unsigned char c = key[i]; | |
369 | if (c == '.') | |
370 | dot = 1; | |
371 | /* Leave the extended basename untouched.. */ | |
372 | if (!dot || i > baselen) { | |
373 | if (!iskeychar(c) || | |
374 | (i == baselen + 1 && !isalpha(c))) { | |
375 | if (!quiet) | |
376 | error("invalid key: %s", key); | |
377 | goto out_free_ret_1; | |
378 | } | |
379 | c = tolower(c); | |
380 | } else if (c == '\n') { | |
381 | if (!quiet) | |
382 | error("invalid key (newline): %s", key); | |
383 | goto out_free_ret_1; | |
384 | } | |
385 | if (store_key) | |
386 | (*store_key)[i] = c; | |
387 | } | |
388 | ||
389 | return 0; | |
390 | ||
391 | out_free_ret_1: | |
392 | if (store_key) { | |
6a83d902 | 393 | FREE_AND_NULL(*store_key); |
ee98df3f JH |
394 | } |
395 | return -CONFIG_INVALID_KEY; | |
396 | } | |
397 | ||
398 | int git_config_parse_key(const char *key, char **store_key, int *baselen) | |
399 | { | |
400 | return git_config_parse_key_1(key, store_key, baselen, 0); | |
401 | } | |
402 | ||
403 | int git_config_key_is_valid(const char *key) | |
404 | { | |
405 | return !git_config_parse_key_1(key, NULL, NULL, 1); | |
406 | } | |
407 | ||
2496844b JK |
408 | int git_config_parse_parameter(const char *text, |
409 | config_fn_t fn, void *data) | |
8b1fa778 | 410 | { |
a789ca70 | 411 | const char *value; |
1274a155 | 412 | char *canonical_name; |
572e4f6a | 413 | struct strbuf **pair; |
1274a155 | 414 | int ret; |
a789ca70 | 415 | |
f77bccae | 416 | pair = strbuf_split_str(text, '=', 2); |
c5d6350b JK |
417 | if (!pair[0]) |
418 | return error("bogus config parameter: %s", text); | |
a789ca70 JH |
419 | |
420 | if (pair[0]->len && pair[0]->buf[pair[0]->len - 1] == '=') { | |
572e4f6a | 421 | strbuf_setlen(pair[0], pair[0]->len - 1); |
a789ca70 JH |
422 | value = pair[1] ? pair[1]->buf : ""; |
423 | } else { | |
424 | value = NULL; | |
425 | } | |
426 | ||
572e4f6a AR |
427 | strbuf_trim(pair[0]); |
428 | if (!pair[0]->len) { | |
429 | strbuf_list_free(pair); | |
06eb708f | 430 | return error("bogus config parameter: %s", text); |
8b1fa778 | 431 | } |
1274a155 JH |
432 | |
433 | if (git_config_parse_key(pair[0]->buf, &canonical_name, NULL)) { | |
434 | ret = -1; | |
435 | } else { | |
436 | ret = (fn(canonical_name, value, data) < 0) ? -1 : 0; | |
437 | free(canonical_name); | |
572e4f6a AR |
438 | } |
439 | strbuf_list_free(pair); | |
1274a155 | 440 | return ret; |
8b1fa778 AR |
441 | } |
442 | ||
06eb708f JK |
443 | int git_config_from_parameters(config_fn_t fn, void *data) |
444 | { | |
2b64fc89 | 445 | const char *env = getenv(CONFIG_DATA_ENVIRONMENT); |
a77d6db6 | 446 | int ret = 0; |
2b64fc89 JK |
447 | char *envw; |
448 | const char **argv = NULL; | |
449 | int nr = 0, alloc = 0; | |
450 | int i; | |
3258258f | 451 | struct config_source source; |
2b64fc89 JK |
452 | |
453 | if (!env) | |
454 | return 0; | |
3258258f JK |
455 | |
456 | memset(&source, 0, sizeof(source)); | |
457 | source.prev = cf; | |
1b8132d9 | 458 | source.origin_type = CONFIG_ORIGIN_CMDLINE; |
3258258f JK |
459 | cf = &source; |
460 | ||
2b64fc89 JK |
461 | /* sq_dequote will write over it */ |
462 | envw = xstrdup(env); | |
463 | ||
464 | if (sq_dequote_to_argv(envw, &argv, &nr, &alloc) < 0) { | |
a77d6db6 JK |
465 | ret = error("bogus format in " CONFIG_DATA_ENVIRONMENT); |
466 | goto out; | |
2b64fc89 JK |
467 | } |
468 | ||
469 | for (i = 0; i < nr; i++) { | |
06eb708f | 470 | if (git_config_parse_parameter(argv[i], fn, data) < 0) { |
a77d6db6 JK |
471 | ret = -1; |
472 | goto out; | |
2b64fc89 JK |
473 | } |
474 | } | |
475 | ||
a77d6db6 | 476 | out: |
2b64fc89 JK |
477 | free(argv); |
478 | free(envw); | |
3258258f | 479 | cf = source.prev; |
a77d6db6 | 480 | return ret; |
2b64fc89 JK |
481 | } |
482 | ||
17712991 LT |
483 | static int get_next_char(void) |
484 | { | |
49d6cfa5 | 485 | int c = cf->do_fgetc(cf); |
17712991 | 486 | |
dbb9a812 HV |
487 | if (c == '\r') { |
488 | /* DOS like systems */ | |
49d6cfa5 | 489 | c = cf->do_fgetc(cf); |
dbb9a812 | 490 | if (c != '\n') { |
5e0be134 JK |
491 | if (c != EOF) |
492 | cf->do_ungetc(c, cf); | |
dbb9a812 | 493 | c = '\r'; |
17712991 LT |
494 | } |
495 | } | |
dbb9a812 HV |
496 | if (c == '\n') |
497 | cf->linenr++; | |
498 | if (c == EOF) { | |
499 | cf->eof = 1; | |
b3b3f60b | 500 | cf->linenr++; |
dbb9a812 HV |
501 | c = '\n'; |
502 | } | |
17712991 LT |
503 | return c; |
504 | } | |
505 | ||
506 | static char *parse_value(void) | |
507 | { | |
e96c19c5 | 508 | int quote = 0, comment = 0, space = 0; |
17712991 | 509 | |
924aaf3e | 510 | strbuf_reset(&cf->value); |
17712991 LT |
511 | for (;;) { |
512 | int c = get_next_char(); | |
17712991 | 513 | if (c == '\n') { |
4b340593 MS |
514 | if (quote) { |
515 | cf->linenr--; | |
17712991 | 516 | return NULL; |
4b340593 | 517 | } |
924aaf3e | 518 | return cf->value.buf; |
17712991 LT |
519 | } |
520 | if (comment) | |
521 | continue; | |
522 | if (isspace(c) && !quote) { | |
924aaf3e | 523 | if (cf->value.len) |
ebdaae37 | 524 | space++; |
17712991 LT |
525 | continue; |
526 | } | |
7ebdba61 JS |
527 | if (!quote) { |
528 | if (c == ';' || c == '#') { | |
529 | comment = 1; | |
530 | continue; | |
531 | } | |
532 | } | |
ebdaae37 | 533 | for (; space; space--) |
924aaf3e | 534 | strbuf_addch(&cf->value, ' '); |
17712991 LT |
535 | if (c == '\\') { |
536 | c = get_next_char(); | |
537 | switch (c) { | |
538 | case '\n': | |
539 | continue; | |
540 | case 't': | |
541 | c = '\t'; | |
542 | break; | |
543 | case 'b': | |
544 | c = '\b'; | |
545 | break; | |
546 | case 'n': | |
547 | c = '\n'; | |
548 | break; | |
5cbb401d LT |
549 | /* Some characters escape as themselves */ |
550 | case '\\': case '"': | |
551 | break; | |
552 | /* Reject unknown escape sequences */ | |
553 | default: | |
554 | return NULL; | |
17712991 | 555 | } |
924aaf3e | 556 | strbuf_addch(&cf->value, c); |
17712991 LT |
557 | continue; |
558 | } | |
559 | if (c == '"') { | |
560 | quote = 1-quote; | |
561 | continue; | |
562 | } | |
924aaf3e | 563 | strbuf_addch(&cf->value, c); |
17712991 LT |
564 | } |
565 | } | |
566 | ||
0971e992 | 567 | static int get_value(config_fn_t fn, void *data, struct strbuf *name) |
17712991 LT |
568 | { |
569 | int c; | |
570 | char *value; | |
b3b3f60b | 571 | int ret; |
17712991 LT |
572 | |
573 | /* Get the full name */ | |
574 | for (;;) { | |
575 | c = get_next_char(); | |
924aaf3e | 576 | if (cf->eof) |
17712991 | 577 | break; |
38c5afa8 | 578 | if (!iskeychar(c)) |
17712991 | 579 | break; |
0971e992 | 580 | strbuf_addch(name, tolower(c)); |
17712991 | 581 | } |
0971e992 | 582 | |
17712991 LT |
583 | while (c == ' ' || c == '\t') |
584 | c = get_next_char(); | |
585 | ||
586 | value = NULL; | |
587 | if (c != '\n') { | |
588 | if (c != '=') | |
589 | return -1; | |
590 | value = parse_value(); | |
591 | if (!value) | |
592 | return -1; | |
593 | } | |
b3b3f60b MM |
594 | /* |
595 | * We already consumed the \n, but we need linenr to point to | |
596 | * the line we just parsed during the call to fn to get | |
597 | * accurate line number in error messages. | |
598 | */ | |
599 | cf->linenr--; | |
600 | ret = fn(name->buf, value, data); | |
e2e14251 JS |
601 | if (ret >= 0) |
602 | cf->linenr++; | |
b3b3f60b | 603 | return ret; |
17712991 LT |
604 | } |
605 | ||
0971e992 | 606 | static int get_extended_base_var(struct strbuf *name, int c) |
d14f7764 LT |
607 | { |
608 | do { | |
609 | if (c == '\n') | |
4b340593 | 610 | goto error_incomplete_line; |
d14f7764 LT |
611 | c = get_next_char(); |
612 | } while (isspace(c)); | |
613 | ||
614 | /* We require the format to be '[base "extension"]' */ | |
615 | if (c != '"') | |
616 | return -1; | |
0971e992 | 617 | strbuf_addch(name, '.'); |
d14f7764 LT |
618 | |
619 | for (;;) { | |
620 | int c = get_next_char(); | |
621 | if (c == '\n') | |
4b340593 | 622 | goto error_incomplete_line; |
d14f7764 LT |
623 | if (c == '"') |
624 | break; | |
625 | if (c == '\\') { | |
626 | c = get_next_char(); | |
627 | if (c == '\n') | |
4b340593 | 628 | goto error_incomplete_line; |
d14f7764 | 629 | } |
0971e992 | 630 | strbuf_addch(name, c); |
d14f7764 LT |
631 | } |
632 | ||
633 | /* Final ']' */ | |
634 | if (get_next_char() != ']') | |
635 | return -1; | |
0971e992 | 636 | return 0; |
4b340593 MS |
637 | error_incomplete_line: |
638 | cf->linenr--; | |
639 | return -1; | |
d14f7764 LT |
640 | } |
641 | ||
0971e992 | 642 | static int get_base_var(struct strbuf *name) |
17712991 | 643 | { |
17712991 LT |
644 | for (;;) { |
645 | int c = get_next_char(); | |
924aaf3e | 646 | if (cf->eof) |
17712991 LT |
647 | return -1; |
648 | if (c == ']') | |
0971e992 | 649 | return 0; |
d14f7764 | 650 | if (isspace(c)) |
0971e992 | 651 | return get_extended_base_var(name, c); |
38c5afa8 | 652 | if (!iskeychar(c) && c != '.') |
17712991 | 653 | return -1; |
0971e992 | 654 | strbuf_addch(name, tolower(c)); |
17712991 LT |
655 | } |
656 | } | |
657 | ||
8032cc44 JS |
658 | struct parse_event_data { |
659 | enum config_event_t previous_type; | |
660 | size_t previous_offset; | |
661 | const struct config_options *opts; | |
662 | }; | |
663 | ||
664 | static int do_event(enum config_event_t type, struct parse_event_data *data) | |
665 | { | |
666 | size_t offset; | |
667 | ||
668 | if (!data->opts || !data->opts->event_fn) | |
669 | return 0; | |
670 | ||
671 | if (type == CONFIG_EVENT_WHITESPACE && | |
672 | data->previous_type == type) | |
673 | return 0; | |
674 | ||
675 | offset = cf->do_ftell(cf); | |
676 | /* | |
677 | * At EOF, the parser always "inserts" an extra '\n', therefore | |
678 | * the end offset of the event is the current file position, otherwise | |
679 | * we will already have advanced to the next event. | |
680 | */ | |
681 | if (type != CONFIG_EVENT_EOF) | |
682 | offset--; | |
683 | ||
684 | if (data->previous_type != CONFIG_EVENT_EOF && | |
685 | data->opts->event_fn(data->previous_type, data->previous_offset, | |
686 | offset, data->opts->event_fn_data) < 0) | |
687 | return -1; | |
688 | ||
689 | data->previous_type = type; | |
690 | data->previous_offset = offset; | |
691 | ||
692 | return 0; | |
693 | } | |
694 | ||
695 | static int git_parse_source(config_fn_t fn, void *data, | |
696 | const struct config_options *opts) | |
17712991 LT |
697 | { |
698 | int comment = 0; | |
699 | int baselen = 0; | |
0971e992 | 700 | struct strbuf *var = &cf->var; |
1b8132d9 VA |
701 | int error_return = 0; |
702 | char *error_msg = NULL; | |
17712991 | 703 | |
de056402 | 704 | /* U+FEFF Byte Order Mark in UTF8 */ |
599446dc | 705 | const char *bomptr = utf8_bom; |
de056402 | 706 | |
8032cc44 JS |
707 | /* For the parser event callback */ |
708 | struct parse_event_data event_data = { | |
709 | CONFIG_EVENT_EOF, 0, opts | |
710 | }; | |
711 | ||
17712991 | 712 | for (;;) { |
8032cc44 JS |
713 | int c; |
714 | ||
715 | c = get_next_char(); | |
de056402 PB |
716 | if (bomptr && *bomptr) { |
717 | /* We are at the file beginning; skip UTF8-encoded BOM | |
718 | * if present. Sane editors won't put this in on their | |
719 | * own, but e.g. Windows Notepad will do it happily. */ | |
599446dc | 720 | if (c == (*bomptr & 0377)) { |
de056402 PB |
721 | bomptr++; |
722 | continue; | |
723 | } else { | |
724 | /* Do not tolerate partial BOM. */ | |
725 | if (bomptr != utf8_bom) | |
726 | break; | |
727 | /* No BOM at file beginning. Cool. */ | |
728 | bomptr = NULL; | |
729 | } | |
730 | } | |
17712991 | 731 | if (c == '\n') { |
8032cc44 JS |
732 | if (cf->eof) { |
733 | if (do_event(CONFIG_EVENT_EOF, &event_data) < 0) | |
734 | return -1; | |
17712991 | 735 | return 0; |
8032cc44 JS |
736 | } |
737 | if (do_event(CONFIG_EVENT_WHITESPACE, &event_data) < 0) | |
738 | return -1; | |
17712991 LT |
739 | comment = 0; |
740 | continue; | |
741 | } | |
8032cc44 | 742 | if (comment) |
17712991 | 743 | continue; |
8032cc44 JS |
744 | if (isspace(c)) { |
745 | if (do_event(CONFIG_EVENT_WHITESPACE, &event_data) < 0) | |
746 | return -1; | |
17712991 | 747 | continue; |
8032cc44 | 748 | } |
17712991 | 749 | if (c == '#' || c == ';') { |
8032cc44 JS |
750 | if (do_event(CONFIG_EVENT_COMMENT, &event_data) < 0) |
751 | return -1; | |
17712991 LT |
752 | comment = 1; |
753 | continue; | |
754 | } | |
755 | if (c == '[') { | |
8032cc44 JS |
756 | if (do_event(CONFIG_EVENT_SECTION, &event_data) < 0) |
757 | return -1; | |
758 | ||
0971e992 BW |
759 | /* Reset prior to determining a new stem */ |
760 | strbuf_reset(var); | |
761 | if (get_base_var(var) < 0 || var->len < 1) | |
17712991 | 762 | break; |
0971e992 BW |
763 | strbuf_addch(var, '.'); |
764 | baselen = var->len; | |
17712991 LT |
765 | continue; |
766 | } | |
767 | if (!isalpha(c)) | |
768 | break; | |
8032cc44 JS |
769 | |
770 | if (do_event(CONFIG_EVENT_ENTRY, &event_data) < 0) | |
771 | return -1; | |
772 | ||
0971e992 BW |
773 | /* |
774 | * Truncate the var name back to the section header | |
775 | * stem prior to grabbing the suffix part of the name | |
776 | * and the value. | |
777 | */ | |
778 | strbuf_setlen(var, baselen); | |
779 | strbuf_addch(var, tolower(c)); | |
780 | if (get_value(fn, data, var) < 0) | |
17712991 LT |
781 | break; |
782 | } | |
1b8132d9 | 783 | |
8032cc44 JS |
784 | if (do_event(CONFIG_EVENT_ERROR, &event_data) < 0) |
785 | return -1; | |
786 | ||
1b8132d9 VA |
787 | switch (cf->origin_type) { |
788 | case CONFIG_ORIGIN_BLOB: | |
789 | error_msg = xstrfmt(_("bad config line %d in blob %s"), | |
790 | cf->linenr, cf->name); | |
791 | break; | |
792 | case CONFIG_ORIGIN_FILE: | |
793 | error_msg = xstrfmt(_("bad config line %d in file %s"), | |
794 | cf->linenr, cf->name); | |
795 | break; | |
796 | case CONFIG_ORIGIN_STDIN: | |
797 | error_msg = xstrfmt(_("bad config line %d in standard input"), | |
798 | cf->linenr); | |
799 | break; | |
800 | case CONFIG_ORIGIN_SUBMODULE_BLOB: | |
801 | error_msg = xstrfmt(_("bad config line %d in submodule-blob %s"), | |
802 | cf->linenr, cf->name); | |
803 | break; | |
804 | case CONFIG_ORIGIN_CMDLINE: | |
805 | error_msg = xstrfmt(_("bad config line %d in command line %s"), | |
806 | cf->linenr, cf->name); | |
807 | break; | |
808 | default: | |
809 | error_msg = xstrfmt(_("bad config line %d in %s"), | |
810 | cf->linenr, cf->name); | |
811 | } | |
812 | ||
b2dc0945 | 813 | if (cf->die_on_error) |
1b8132d9 | 814 | die("%s", error_msg); |
b2dc0945 | 815 | else |
1b8132d9 VA |
816 | error_return = error("%s", error_msg); |
817 | ||
818 | free(error_msg); | |
819 | return error_return; | |
17712991 LT |
820 | } |
821 | ||
ebaa1bd4 | 822 | static int parse_unit_factor(const char *end, uintmax_t *val) |
0b87b6e0 BD |
823 | { |
824 | if (!*end) | |
825 | return 1; | |
c8deb5a1 SP |
826 | else if (!strcasecmp(end, "k")) { |
827 | *val *= 1024; | |
828 | return 1; | |
829 | } | |
830 | else if (!strcasecmp(end, "m")) { | |
831 | *val *= 1024 * 1024; | |
832 | return 1; | |
833 | } | |
834 | else if (!strcasecmp(end, "g")) { | |
835 | *val *= 1024 * 1024 * 1024; | |
836 | return 1; | |
837 | } | |
838 | return 0; | |
0b87b6e0 BD |
839 | } |
840 | ||
7192777d | 841 | static int git_parse_signed(const char *value, intmax_t *ret, intmax_t max) |
0b87b6e0 BD |
842 | { |
843 | if (value && *value) { | |
844 | char *end; | |
ebaa1bd4 NA |
845 | intmax_t val; |
846 | uintmax_t uval; | |
847 | uintmax_t factor = 1; | |
848 | ||
849 | errno = 0; | |
850 | val = strtoimax(value, &end, 0); | |
851 | if (errno == ERANGE) | |
852 | return 0; | |
33fdd77e JK |
853 | if (!parse_unit_factor(end, &factor)) { |
854 | errno = EINVAL; | |
c8deb5a1 | 855 | return 0; |
33fdd77e | 856 | } |
83915ba5 | 857 | uval = labs(val); |
ebaa1bd4 | 858 | uval *= factor; |
83915ba5 | 859 | if (uval > max || labs(val) > uval) { |
33fdd77e | 860 | errno = ERANGE; |
ebaa1bd4 | 861 | return 0; |
33fdd77e | 862 | } |
ebaa1bd4 NA |
863 | val *= factor; |
864 | *ret = val; | |
0b87b6e0 BD |
865 | return 1; |
866 | } | |
33fdd77e | 867 | errno = EINVAL; |
0b87b6e0 BD |
868 | return 0; |
869 | } | |
870 | ||
0b4dc661 | 871 | static int git_parse_unsigned(const char *value, uintmax_t *ret, uintmax_t max) |
17712991 LT |
872 | { |
873 | if (value && *value) { | |
874 | char *end; | |
ebaa1bd4 NA |
875 | uintmax_t val; |
876 | uintmax_t oldval; | |
877 | ||
878 | errno = 0; | |
879 | val = strtoumax(value, &end, 0); | |
880 | if (errno == ERANGE) | |
881 | return 0; | |
882 | oldval = val; | |
33fdd77e JK |
883 | if (!parse_unit_factor(end, &val)) { |
884 | errno = EINVAL; | |
c8deb5a1 | 885 | return 0; |
33fdd77e JK |
886 | } |
887 | if (val > max || oldval > val) { | |
888 | errno = ERANGE; | |
ebaa1bd4 | 889 | return 0; |
33fdd77e | 890 | } |
c8deb5a1 | 891 | *ret = val; |
0b87b6e0 | 892 | return 1; |
17712991 | 893 | } |
33fdd77e | 894 | errno = EINVAL; |
0b87b6e0 BD |
895 | return 0; |
896 | } | |
897 | ||
42d194e9 | 898 | static int git_parse_int(const char *value, int *ret) |
c1867cea | 899 | { |
7192777d | 900 | intmax_t tmp; |
42d194e9 | 901 | if (!git_parse_signed(value, &tmp, maximum_signed_value_of_type(int))) |
7192777d JK |
902 | return 0; |
903 | *ret = tmp; | |
904 | return 1; | |
905 | } | |
906 | ||
00160242 JK |
907 | static int git_parse_int64(const char *value, int64_t *ret) |
908 | { | |
909 | intmax_t tmp; | |
910 | if (!git_parse_signed(value, &tmp, maximum_signed_value_of_type(int64_t))) | |
911 | return 0; | |
912 | *ret = tmp; | |
913 | return 1; | |
914 | } | |
915 | ||
7192777d JK |
916 | int git_parse_ulong(const char *value, unsigned long *ret) |
917 | { | |
918 | uintmax_t tmp; | |
919 | if (!git_parse_unsigned(value, &tmp, maximum_unsigned_value_of_type(long))) | |
920 | return 0; | |
921 | *ret = tmp; | |
922 | return 1; | |
923 | } | |
924 | ||
37ee680d DT |
925 | static int git_parse_ssize_t(const char *value, ssize_t *ret) |
926 | { | |
927 | intmax_t tmp; | |
928 | if (!git_parse_signed(value, &tmp, maximum_signed_value_of_type(ssize_t))) | |
929 | return 0; | |
930 | *ret = tmp; | |
931 | return 1; | |
932 | } | |
933 | ||
06bdc23b | 934 | NORETURN |
2f666581 | 935 | static void die_bad_number(const char *name, const char *value) |
c1867cea | 936 | { |
078fe305 JNA |
937 | const char * error_type = (errno == ERANGE)? _("out of range"):_("invalid unit"); |
938 | ||
2f666581 JK |
939 | if (!value) |
940 | value = ""; | |
941 | ||
1b8132d9 | 942 | if (!(cf && cf->name)) |
078fe305 JNA |
943 | die(_("bad numeric config value '%s' for '%s': %s"), |
944 | value, name, error_type); | |
1b8132d9 VA |
945 | |
946 | switch (cf->origin_type) { | |
947 | case CONFIG_ORIGIN_BLOB: | |
078fe305 JNA |
948 | die(_("bad numeric config value '%s' for '%s' in blob %s: %s"), |
949 | value, name, cf->name, error_type); | |
1b8132d9 | 950 | case CONFIG_ORIGIN_FILE: |
078fe305 JNA |
951 | die(_("bad numeric config value '%s' for '%s' in file %s: %s"), |
952 | value, name, cf->name, error_type); | |
1b8132d9 | 953 | case CONFIG_ORIGIN_STDIN: |
078fe305 JNA |
954 | die(_("bad numeric config value '%s' for '%s' in standard input: %s"), |
955 | value, name, error_type); | |
1b8132d9 | 956 | case CONFIG_ORIGIN_SUBMODULE_BLOB: |
078fe305 JNA |
957 | die(_("bad numeric config value '%s' for '%s' in submodule-blob %s: %s"), |
958 | value, name, cf->name, error_type); | |
1b8132d9 | 959 | case CONFIG_ORIGIN_CMDLINE: |
078fe305 JNA |
960 | die(_("bad numeric config value '%s' for '%s' in command line %s: %s"), |
961 | value, name, cf->name, error_type); | |
1b8132d9 | 962 | default: |
078fe305 JNA |
963 | die(_("bad numeric config value '%s' for '%s' in %s: %s"), |
964 | value, name, cf->name, error_type); | |
1b8132d9 | 965 | } |
c1867cea JK |
966 | } |
967 | ||
0b87b6e0 BD |
968 | int git_config_int(const char *name, const char *value) |
969 | { | |
42d194e9 JK |
970 | int ret; |
971 | if (!git_parse_int(value, &ret)) | |
2f666581 | 972 | die_bad_number(name, value); |
0b87b6e0 BD |
973 | return ret; |
974 | } | |
975 | ||
00160242 JK |
976 | int64_t git_config_int64(const char *name, const char *value) |
977 | { | |
978 | int64_t ret; | |
979 | if (!git_parse_int64(value, &ret)) | |
980 | die_bad_number(name, value); | |
0b87b6e0 BD |
981 | return ret; |
982 | } | |
983 | ||
984 | unsigned long git_config_ulong(const char *name, const char *value) | |
985 | { | |
986 | unsigned long ret; | |
987 | if (!git_parse_ulong(value, &ret)) | |
2f666581 | 988 | die_bad_number(name, value); |
0b87b6e0 | 989 | return ret; |
17712991 LT |
990 | } |
991 | ||
37ee680d DT |
992 | ssize_t git_config_ssize_t(const char *name, const char *value) |
993 | { | |
994 | ssize_t ret; | |
995 | if (!git_parse_ssize_t(value, &ret)) | |
996 | die_bad_number(name, value); | |
997 | return ret; | |
998 | } | |
999 | ||
9be04d64 | 1000 | static int git_parse_maybe_bool_text(const char *value) |
17712991 LT |
1001 | { |
1002 | if (!value) | |
1003 | return 1; | |
1004 | if (!*value) | |
1005 | return 0; | |
8420ccd8 JH |
1006 | if (!strcasecmp(value, "true") |
1007 | || !strcasecmp(value, "yes") | |
1008 | || !strcasecmp(value, "on")) | |
17712991 | 1009 | return 1; |
8420ccd8 JH |
1010 | if (!strcasecmp(value, "false") |
1011 | || !strcasecmp(value, "no") | |
1012 | || !strcasecmp(value, "off")) | |
17712991 | 1013 | return 0; |
8420ccd8 JH |
1014 | return -1; |
1015 | } | |
1016 | ||
9be04d64 | 1017 | int git_parse_maybe_bool(const char *value) |
b2be2f6a | 1018 | { |
9be04d64 | 1019 | int v = git_parse_maybe_bool_text(value); |
b2be2f6a JK |
1020 | if (0 <= v) |
1021 | return v; | |
42d194e9 | 1022 | if (git_parse_int(value, &v)) |
db6195ef | 1023 | return !!v; |
b2be2f6a JK |
1024 | return -1; |
1025 | } | |
1026 | ||
8420ccd8 JH |
1027 | int git_config_bool_or_int(const char *name, const char *value, int *is_bool) |
1028 | { | |
9be04d64 | 1029 | int v = git_parse_maybe_bool_text(value); |
8420ccd8 JH |
1030 | if (0 <= v) { |
1031 | *is_bool = 1; | |
1032 | return v; | |
1033 | } | |
a53f2ec6 | 1034 | *is_bool = 0; |
c35b0b58 | 1035 | return git_config_int(name, value); |
17712991 LT |
1036 | } |
1037 | ||
a53f2ec6 JH |
1038 | int git_config_bool(const char *name, const char *value) |
1039 | { | |
1040 | int discard; | |
c35b0b58 | 1041 | return !!git_config_bool_or_int(name, value, &discard); |
a53f2ec6 JH |
1042 | } |
1043 | ||
ea5105a5 CC |
1044 | int git_config_string(const char **dest, const char *var, const char *value) |
1045 | { | |
1046 | if (!value) | |
1047 | return config_error_nonbool(var); | |
1048 | *dest = xstrdup(value); | |
1049 | return 0; | |
1050 | } | |
1051 | ||
395de250 MM |
1052 | int git_config_pathname(const char **dest, const char *var, const char *value) |
1053 | { | |
1054 | if (!value) | |
1055 | return config_error_nonbool(var); | |
4aad2f16 | 1056 | *dest = expand_user_path(value, 0); |
395de250 | 1057 | if (!*dest) |
8262aaa2 | 1058 | die(_("failed to expand user dir in: '%s'"), value); |
395de250 MM |
1059 | return 0; |
1060 | } | |
1061 | ||
5f967424 HM |
1062 | int git_config_expiry_date(timestamp_t *timestamp, const char *var, const char *value) |
1063 | { | |
1064 | if (!value) | |
1065 | return config_error_nonbool(var); | |
1066 | if (parse_expiry_date(value, timestamp)) | |
1067 | return error(_("'%s' for '%s' is not a valid timestamp"), | |
1068 | value, var); | |
1069 | return 0; | |
1070 | } | |
1071 | ||
6d2f9acc TB |
1072 | int git_config_color(char *dest, const char *var, const char *value) |
1073 | { | |
1074 | if (!value) | |
1075 | return config_error_nonbool(var); | |
1076 | if (color_parse(value, dest) < 0) | |
1077 | return -1; | |
1078 | return 0; | |
1079 | } | |
1080 | ||
806e2ad7 | 1081 | static int git_default_core_config(const char *var, const char *value) |
17712991 LT |
1082 | { |
1083 | /* This needs a better name */ | |
1084 | if (!strcmp(var, "core.filemode")) { | |
1085 | trust_executable_bit = git_config_bool(var, value); | |
1086 | return 0; | |
1087 | } | |
1ce4790b AR |
1088 | if (!strcmp(var, "core.trustctime")) { |
1089 | trust_ctime = git_config_bool(var, value); | |
1090 | return 0; | |
1091 | } | |
c1b5d738 | 1092 | if (!strcmp(var, "core.checkstat")) { |
c08e4d5b RR |
1093 | if (!strcasecmp(value, "default")) |
1094 | check_stat = 1; | |
1095 | else if (!strcasecmp(value, "minimal")) | |
1096 | check_stat = 0; | |
1097 | } | |
17712991 | 1098 | |
9378c161 JH |
1099 | if (!strcmp(var, "core.quotepath")) { |
1100 | quote_path_fully = git_config_bool(var, value); | |
1101 | return 0; | |
1102 | } | |
1103 | ||
78a8d641 JS |
1104 | if (!strcmp(var, "core.symlinks")) { |
1105 | has_symlinks = git_config_bool(var, value); | |
1106 | return 0; | |
1107 | } | |
1108 | ||
0a9b88b7 LT |
1109 | if (!strcmp(var, "core.ignorecase")) { |
1110 | ignore_case = git_config_bool(var, value); | |
1111 | return 0; | |
1112 | } | |
1113 | ||
64589a03 JH |
1114 | if (!strcmp(var, "core.attributesfile")) |
1115 | return git_config_pathname(&git_attributes_file, var, value); | |
1116 | ||
867ad08a ÆAB |
1117 | if (!strcmp(var, "core.hookspath")) |
1118 | return git_config_pathname(&git_hooks_path, var, value); | |
1119 | ||
7d1864ce JH |
1120 | if (!strcmp(var, "core.bare")) { |
1121 | is_bare_repository_cfg = git_config_bool(var, value); | |
1122 | return 0; | |
1123 | } | |
1124 | ||
5f73076c JH |
1125 | if (!strcmp(var, "core.ignorestat")) { |
1126 | assume_unchanged = git_config_bool(var, value); | |
1127 | return 0; | |
1128 | } | |
1129 | ||
e388c738 JH |
1130 | if (!strcmp(var, "core.prefersymlinkrefs")) { |
1131 | prefer_symlink_refs = git_config_bool(var, value); | |
f8348be3 JS |
1132 | return 0; |
1133 | } | |
1134 | ||
6de08ae6 | 1135 | if (!strcmp(var, "core.logallrefupdates")) { |
341fb286 CW |
1136 | if (value && !strcasecmp(value, "always")) |
1137 | log_all_ref_updates = LOG_REFS_ALWAYS; | |
1138 | else if (git_config_bool(var, value)) | |
1139 | log_all_ref_updates = LOG_REFS_NORMAL; | |
1140 | else | |
1141 | log_all_ref_updates = LOG_REFS_NONE; | |
6de08ae6 SP |
1142 | return 0; |
1143 | } | |
1144 | ||
2f8acdb3 JH |
1145 | if (!strcmp(var, "core.warnambiguousrefs")) { |
1146 | warn_ambiguous_refs = git_config_bool(var, value); | |
1147 | return 0; | |
1148 | } | |
1149 | ||
a71f09fe | 1150 | if (!strcmp(var, "core.abbrev")) { |
48d5014d JH |
1151 | if (!value) |
1152 | return config_error_nonbool(var); | |
1153 | if (!strcasecmp(value, "auto")) | |
1154 | default_abbrev = -1; | |
1155 | else { | |
1156 | int abbrev = git_config_int(var, value); | |
1157 | if (abbrev < minimum_abbrev || abbrev > 40) | |
1158 | return error("abbrev length out of range: %d", abbrev); | |
1159 | default_abbrev = abbrev; | |
1160 | } | |
dce96489 LT |
1161 | return 0; |
1162 | } | |
1163 | ||
5b33cb1f JK |
1164 | if (!strcmp(var, "core.disambiguate")) |
1165 | return set_disambiguate_hint_config(var, value); | |
1166 | ||
960ccca6 | 1167 | if (!strcmp(var, "core.loosecompression")) { |
12f6c308 JBH |
1168 | int level = git_config_int(var, value); |
1169 | if (level == -1) | |
1170 | level = Z_DEFAULT_COMPRESSION; | |
1171 | else if (level < 0 || level > Z_BEST_COMPRESSION) | |
8262aaa2 | 1172 | die(_("bad zlib compression level %d"), level); |
12f6c308 | 1173 | zlib_compression_level = level; |
960ccca6 DH |
1174 | zlib_compression_seen = 1; |
1175 | return 0; | |
1176 | } | |
1177 | ||
1178 | if (!strcmp(var, "core.compression")) { | |
1179 | int level = git_config_int(var, value); | |
1180 | if (level == -1) | |
1181 | level = Z_DEFAULT_COMPRESSION; | |
1182 | else if (level < 0 || level > Z_BEST_COMPRESSION) | |
8262aaa2 | 1183 | die(_("bad zlib compression level %d"), level); |
960ccca6 DH |
1184 | core_compression_level = level; |
1185 | core_compression_seen = 1; | |
1186 | if (!zlib_compression_seen) | |
1187 | zlib_compression_level = level; | |
8de7eeb5 JH |
1188 | if (!pack_compression_seen) |
1189 | pack_compression_level = level; | |
12f6c308 JBH |
1190 | return 0; |
1191 | } | |
1192 | ||
60bb8b14 | 1193 | if (!strcmp(var, "core.packedgitwindowsize")) { |
5faaf246 | 1194 | int pgsz_x2 = getpagesize() * 2; |
ebaa1bd4 | 1195 | packed_git_window_size = git_config_ulong(var, value); |
5faaf246 JH |
1196 | |
1197 | /* This value must be multiple of (pagesize * 2) */ | |
1198 | packed_git_window_size /= pgsz_x2; | |
1199 | if (packed_git_window_size < 1) | |
1200 | packed_git_window_size = 1; | |
1201 | packed_git_window_size *= pgsz_x2; | |
60bb8b14 SP |
1202 | return 0; |
1203 | } | |
1204 | ||
15366280 | 1205 | if (!strcmp(var, "core.bigfilethreshold")) { |
ebaa1bd4 | 1206 | big_file_threshold = git_config_ulong(var, value); |
15366280 JH |
1207 | return 0; |
1208 | } | |
1209 | ||
77ccc5bb | 1210 | if (!strcmp(var, "core.packedgitlimit")) { |
ebaa1bd4 | 1211 | packed_git_limit = git_config_ulong(var, value); |
77ccc5bb SP |
1212 | return 0; |
1213 | } | |
1214 | ||
18bdec11 | 1215 | if (!strcmp(var, "core.deltabasecachelimit")) { |
ebaa1bd4 | 1216 | delta_base_cache_limit = git_config_ulong(var, value); |
18bdec11 SP |
1217 | return 0; |
1218 | } | |
1219 | ||
6c510bee | 1220 | if (!strcmp(var, "core.autocrlf")) { |
d7f46334 | 1221 | if (value && !strcasecmp(value, "input")) { |
fd6cce9e | 1222 | auto_crlf = AUTO_CRLF_INPUT; |
d7f46334 LT |
1223 | return 0; |
1224 | } | |
6c510bee LT |
1225 | auto_crlf = git_config_bool(var, value); |
1226 | return 0; | |
1227 | } | |
1228 | ||
21e5ad50 | 1229 | if (!strcmp(var, "core.safecrlf")) { |
8462ff43 | 1230 | int eol_rndtrp_die; |
21e5ad50 | 1231 | if (value && !strcasecmp(value, "warn")) { |
8462ff43 | 1232 | global_conv_flags_eol = CONV_EOL_RNDTRP_WARN; |
21e5ad50 SP |
1233 | return 0; |
1234 | } | |
8462ff43 TB |
1235 | eol_rndtrp_die = git_config_bool(var, value); |
1236 | global_conv_flags_eol = eol_rndtrp_die ? | |
6cb09125 | 1237 | CONV_EOL_RNDTRP_DIE : 0; |
21e5ad50 SP |
1238 | return 0; |
1239 | } | |
1240 | ||
942e7747 EB |
1241 | if (!strcmp(var, "core.eol")) { |
1242 | if (value && !strcasecmp(value, "lf")) | |
ec70f52f | 1243 | core_eol = EOL_LF; |
942e7747 | 1244 | else if (value && !strcasecmp(value, "crlf")) |
ec70f52f | 1245 | core_eol = EOL_CRLF; |
942e7747 | 1246 | else if (value && !strcasecmp(value, "native")) |
ec70f52f | 1247 | core_eol = EOL_NATIVE; |
942e7747 | 1248 | else |
ec70f52f | 1249 | core_eol = EOL_UNSET; |
942e7747 EB |
1250 | return 0; |
1251 | } | |
1252 | ||
e92d6225 LS |
1253 | if (!strcmp(var, "core.checkroundtripencoding")) { |
1254 | check_roundtrip_encoding = xstrdup(value); | |
1255 | return 0; | |
1256 | } | |
1257 | ||
a97a7468 JS |
1258 | if (!strcmp(var, "core.notesref")) { |
1259 | notes_ref_name = xstrdup(value); | |
1260 | return 0; | |
1261 | } | |
1262 | ||
806e2ad7 LT |
1263 | if (!strcmp(var, "core.editor")) |
1264 | return git_config_string(&editor_program, var, value); | |
1265 | ||
eff80a9f | 1266 | if (!strcmp(var, "core.commentchar")) { |
649409b7 JK |
1267 | if (!value) |
1268 | return config_error_nonbool(var); | |
ad524f83 | 1269 | else if (!strcasecmp(value, "auto")) |
84c9dc2c | 1270 | auto_comment_line_char = 1; |
ad524f83 | 1271 | else if (value[0] && !value[1]) { |
649409b7 | 1272 | comment_line_char = value[0]; |
84c9dc2c | 1273 | auto_comment_line_char = 0; |
50b54fd7 NTND |
1274 | } else |
1275 | return error("core.commentChar should only be one character"); | |
1276 | return 0; | |
eff80a9f JH |
1277 | } |
1278 | ||
d3e7da89 AK |
1279 | if (!strcmp(var, "core.askpass")) |
1280 | return git_config_string(&askpass_program, var, value); | |
1281 | ||
806e2ad7 | 1282 | if (!strcmp(var, "core.excludesfile")) |
395de250 | 1283 | return git_config_pathname(&excludes_file, var, value); |
806e2ad7 LT |
1284 | |
1285 | if (!strcmp(var, "core.whitespace")) { | |
1286 | if (!value) | |
1287 | return config_error_nonbool(var); | |
1288 | whitespace_rule_cfg = parse_whitespace_rule(value); | |
1289 | return 0; | |
1290 | } | |
1291 | ||
aafe9fba LT |
1292 | if (!strcmp(var, "core.fsyncobjectfiles")) { |
1293 | fsync_object_files = git_config_bool(var, value); | |
1294 | return 0; | |
1295 | } | |
1296 | ||
671c9b7e LT |
1297 | if (!strcmp(var, "core.preloadindex")) { |
1298 | core_preload_index = git_config_bool(var, value); | |
1299 | return 0; | |
1300 | } | |
1301 | ||
348df166 JS |
1302 | if (!strcmp(var, "core.createobject")) { |
1303 | if (!strcmp(value, "rename")) | |
1304 | object_creation_mode = OBJECT_CREATION_USES_RENAMES; | |
1305 | else if (!strcmp(value, "link")) | |
1306 | object_creation_mode = OBJECT_CREATION_USES_HARDLINKS; | |
1307 | else | |
8262aaa2 | 1308 | die(_("invalid mode for object creation: %s"), value); |
be66a6c4 JS |
1309 | return 0; |
1310 | } | |
1311 | ||
1b70dfd5 DS |
1312 | if (!strcmp(var, "core.commitgraph")) { |
1313 | core_commit_graph = git_config_bool(var, value); | |
1314 | return 0; | |
1315 | } | |
1316 | ||
08aefc9e NTND |
1317 | if (!strcmp(var, "core.sparsecheckout")) { |
1318 | core_apply_sparse_checkout = git_config_bool(var, value); | |
1319 | return 0; | |
1320 | } | |
1321 | ||
76759c7d TB |
1322 | if (!strcmp(var, "core.precomposeunicode")) { |
1323 | precomposed_unicode = git_config_bool(var, value); | |
1324 | return 0; | |
1325 | } | |
1326 | ||
a42643aa JK |
1327 | if (!strcmp(var, "core.protecthfs")) { |
1328 | protect_hfs = git_config_bool(var, value); | |
1329 | return 0; | |
1330 | } | |
1331 | ||
2b4c6efc JS |
1332 | if (!strcmp(var, "core.protectntfs")) { |
1333 | protect_ntfs = git_config_bool(var, value); | |
1334 | return 0; | |
76759c7d TB |
1335 | } |
1336 | ||
f30afdab JS |
1337 | if (!strcmp(var, "core.hidedotfiles")) { |
1338 | if (value && !strcasecmp(value, "dotgitonly")) | |
1339 | hide_dotfiles = HIDE_DOTFILES_DOTGITONLY; | |
1340 | else | |
1341 | hide_dotfiles = git_config_bool(var, value); | |
1342 | return 0; | |
1343 | } | |
1344 | ||
1e1e39b3 JH |
1345 | if (!strcmp(var, "core.partialclonefilter")) { |
1346 | return git_config_string(&core_partial_clone_filter_default, | |
1347 | var, value); | |
1348 | } | |
1349 | ||
806e2ad7 LT |
1350 | /* Add other config variables here and to Documentation/config.txt. */ |
1351 | return 0; | |
1352 | } | |
1353 | ||
1141f492 | 1354 | static int git_default_i18n_config(const char *var, const char *value) |
d1364529 | 1355 | { |
ea5105a5 CC |
1356 | if (!strcmp(var, "i18n.commitencoding")) |
1357 | return git_config_string(&git_commit_encoding, var, value); | |
d2c11a38 | 1358 | |
ea5105a5 CC |
1359 | if (!strcmp(var, "i18n.logoutputencoding")) |
1360 | return git_config_string(&git_log_output_encoding, var, value); | |
d2c11a38 | 1361 | |
1141f492 LT |
1362 | /* Add other config variables here and to Documentation/config.txt. */ |
1363 | return 0; | |
1364 | } | |
039bc64e | 1365 | |
1141f492 LT |
1366 | static int git_default_branch_config(const char *var, const char *value) |
1367 | { | |
9ed36cfa JS |
1368 | if (!strcmp(var, "branch.autosetupmerge")) { |
1369 | if (value && !strcasecmp(value, "always")) { | |
1370 | git_branch_track = BRANCH_TRACK_ALWAYS; | |
1371 | return 0; | |
1372 | } | |
1373 | git_branch_track = git_config_bool(var, value); | |
1374 | return 0; | |
1375 | } | |
c998ae9b DS |
1376 | if (!strcmp(var, "branch.autosetuprebase")) { |
1377 | if (!value) | |
1378 | return config_error_nonbool(var); | |
1379 | else if (!strcmp(value, "never")) | |
1380 | autorebase = AUTOREBASE_NEVER; | |
1381 | else if (!strcmp(value, "local")) | |
1382 | autorebase = AUTOREBASE_LOCAL; | |
1383 | else if (!strcmp(value, "remote")) | |
1384 | autorebase = AUTOREBASE_REMOTE; | |
1385 | else if (!strcmp(value, "always")) | |
1386 | autorebase = AUTOREBASE_ALWAYS; | |
1387 | else | |
8c3ca351 | 1388 | return error("malformed value for %s", var); |
c998ae9b DS |
1389 | return 0; |
1390 | } | |
a9cc857a | 1391 | |
1ab661dd | 1392 | /* Add other config variables here and to Documentation/config.txt. */ |
17712991 LT |
1393 | return 0; |
1394 | } | |
1395 | ||
52153747 FAG |
1396 | static int git_default_push_config(const char *var, const char *value) |
1397 | { | |
1398 | if (!strcmp(var, "push.default")) { | |
1399 | if (!value) | |
1400 | return config_error_nonbool(var); | |
1401 | else if (!strcmp(value, "nothing")) | |
1402 | push_default = PUSH_DEFAULT_NOTHING; | |
1403 | else if (!strcmp(value, "matching")) | |
1404 | push_default = PUSH_DEFAULT_MATCHING; | |
b55e6775 MM |
1405 | else if (!strcmp(value, "simple")) |
1406 | push_default = PUSH_DEFAULT_SIMPLE; | |
53c40311 JH |
1407 | else if (!strcmp(value, "upstream")) |
1408 | push_default = PUSH_DEFAULT_UPSTREAM; | |
1409 | else if (!strcmp(value, "tracking")) /* deprecated */ | |
1410 | push_default = PUSH_DEFAULT_UPSTREAM; | |
52153747 FAG |
1411 | else if (!strcmp(value, "current")) |
1412 | push_default = PUSH_DEFAULT_CURRENT; | |
1413 | else { | |
8c3ca351 | 1414 | error("malformed value for %s: %s", var, value); |
b55e6775 MM |
1415 | return error("Must be one of nothing, matching, simple, " |
1416 | "upstream or current."); | |
52153747 FAG |
1417 | } |
1418 | return 0; | |
1419 | } | |
1420 | ||
1421 | /* Add other config variables here and to Documentation/config.txt. */ | |
1422 | return 0; | |
1423 | } | |
1424 | ||
d551a488 MSO |
1425 | static int git_default_mailmap_config(const char *var, const char *value) |
1426 | { | |
1427 | if (!strcmp(var, "mailmap.file")) | |
9352fd57 | 1428 | return git_config_pathname(&git_mailmap_file, var, value); |
08610900 JK |
1429 | if (!strcmp(var, "mailmap.blob")) |
1430 | return git_config_string(&git_mailmap_blob, var, value); | |
d551a488 MSO |
1431 | |
1432 | /* Add other config variables here and to Documentation/config.txt. */ | |
1433 | return 0; | |
1434 | } | |
1435 | ||
1141f492 LT |
1436 | int git_default_config(const char *var, const char *value, void *dummy) |
1437 | { | |
59556548 | 1438 | if (starts_with(var, "core.")) |
1141f492 LT |
1439 | return git_default_core_config(var, value); |
1440 | ||
59556548 | 1441 | if (starts_with(var, "user.")) |
9597921b | 1442 | return git_ident_config(var, value, dummy); |
1141f492 | 1443 | |
59556548 | 1444 | if (starts_with(var, "i18n.")) |
1141f492 LT |
1445 | return git_default_i18n_config(var, value); |
1446 | ||
59556548 | 1447 | if (starts_with(var, "branch.")) |
1141f492 LT |
1448 | return git_default_branch_config(var, value); |
1449 | ||
59556548 | 1450 | if (starts_with(var, "push.")) |
52153747 FAG |
1451 | return git_default_push_config(var, value); |
1452 | ||
59556548 | 1453 | if (starts_with(var, "mailmap.")) |
d551a488 MSO |
1454 | return git_default_mailmap_config(var, value); |
1455 | ||
960786e7 | 1456 | if (starts_with(var, "advice.") || starts_with(var, "color.advice")) |
75194438 JK |
1457 | return git_default_advice_config(var, value); |
1458 | ||
1141f492 LT |
1459 | if (!strcmp(var, "pager.color") || !strcmp(var, "color.pager")) { |
1460 | pager_use_color = git_config_bool(var,value); | |
1461 | return 0; | |
1462 | } | |
1463 | ||
568508e7 JH |
1464 | if (!strcmp(var, "pack.packsizelimit")) { |
1465 | pack_size_limit_cfg = git_config_ulong(var, value); | |
1466 | return 0; | |
1467 | } | |
8de7eeb5 JH |
1468 | |
1469 | if (!strcmp(var, "pack.compression")) { | |
1470 | int level = git_config_int(var, value); | |
1471 | if (level == -1) | |
1472 | level = Z_DEFAULT_COMPRESSION; | |
1473 | else if (level < 0 || level > Z_BEST_COMPRESSION) | |
1474 | die(_("bad pack compression level %d"), level); | |
1475 | pack_compression_level = level; | |
1476 | pack_compression_seen = 1; | |
1477 | return 0; | |
1478 | } | |
1479 | ||
1141f492 LT |
1480 | /* Add other config variables here and to Documentation/config.txt. */ |
1481 | return 0; | |
1482 | } | |
1483 | ||
ca4b5de2 | 1484 | /* |
b2dc0945 | 1485 | * All source specific fields in the union, die_on_error, name and the callbacks |
4d8dd149 | 1486 | * fgetc, ungetc, ftell of top need to be initialized before calling |
ca4b5de2 HV |
1487 | * this function. |
1488 | */ | |
8032cc44 JS |
1489 | static int do_config_from(struct config_source *top, config_fn_t fn, void *data, |
1490 | const struct config_options *opts) | |
ca4b5de2 HV |
1491 | { |
1492 | int ret; | |
1493 | ||
1494 | /* push config-file parsing state stack */ | |
1495 | top->prev = cf; | |
1496 | top->linenr = 1; | |
1497 | top->eof = 0; | |
1498 | strbuf_init(&top->value, 1024); | |
1499 | strbuf_init(&top->var, 1024); | |
1500 | cf = top; | |
1501 | ||
8032cc44 | 1502 | ret = git_parse_source(fn, data, opts); |
ca4b5de2 HV |
1503 | |
1504 | /* pop config-file parsing state stack */ | |
1505 | strbuf_release(&top->value); | |
1506 | strbuf_release(&top->var); | |
1507 | cf = top->prev; | |
1508 | ||
1509 | return ret; | |
1510 | } | |
1511 | ||
3caec73b | 1512 | static int do_config_from_file(config_fn_t fn, |
1b8132d9 VA |
1513 | const enum config_origin_type origin_type, |
1514 | const char *name, const char *path, FILE *f, | |
8032cc44 | 1515 | void *data, const struct config_options *opts) |
17712991 | 1516 | { |
3caec73b | 1517 | struct config_source top; |
05e293c1 | 1518 | int ret; |
17712991 | 1519 | |
3caec73b | 1520 | top.u.file = f; |
473166b9 | 1521 | top.origin_type = origin_type; |
3caec73b KS |
1522 | top.name = name; |
1523 | top.path = path; | |
1524 | top.die_on_error = 1; | |
1525 | top.do_fgetc = config_file_fgetc; | |
1526 | top.do_ungetc = config_file_ungetc; | |
1527 | top.do_ftell = config_file_ftell; | |
924aaf3e | 1528 | |
05e293c1 | 1529 | flockfile(f); |
4f4d0b42 | 1530 | ret = do_config_from(&top, fn, data, opts); |
05e293c1 JK |
1531 | funlockfile(f); |
1532 | return ret; | |
3caec73b | 1533 | } |
924aaf3e | 1534 | |
3caec73b KS |
1535 | static int git_config_from_stdin(config_fn_t fn, void *data) |
1536 | { | |
8032cc44 JS |
1537 | return do_config_from_file(fn, CONFIG_ORIGIN_STDIN, "", NULL, stdin, |
1538 | data, NULL); | |
3caec73b KS |
1539 | } |
1540 | ||
8032cc44 JS |
1541 | int git_config_from_file_with_options(config_fn_t fn, const char *filename, |
1542 | void *data, | |
1543 | const struct config_options *opts) | |
3caec73b KS |
1544 | { |
1545 | int ret = -1; | |
1546 | FILE *f; | |
924aaf3e | 1547 | |
e9d983f1 | 1548 | f = fopen_or_warn(filename, "r"); |
3caec73b | 1549 | if (f) { |
8032cc44 JS |
1550 | ret = do_config_from_file(fn, CONFIG_ORIGIN_FILE, filename, |
1551 | filename, f, data, opts); | |
17712991 LT |
1552 | fclose(f); |
1553 | } | |
1554 | return ret; | |
1555 | } | |
10bea152 | 1556 | |
8032cc44 JS |
1557 | int git_config_from_file(config_fn_t fn, const char *filename, void *data) |
1558 | { | |
1559 | return git_config_from_file_with_options(fn, filename, data, NULL); | |
1560 | } | |
1561 | ||
1b8132d9 | 1562 | int git_config_from_mem(config_fn_t fn, const enum config_origin_type origin_type, |
473166b9 | 1563 | const char *name, const char *buf, size_t len, void *data) |
1bc88819 HV |
1564 | { |
1565 | struct config_source top; | |
1566 | ||
1567 | top.u.buf.buf = buf; | |
1568 | top.u.buf.len = len; | |
1569 | top.u.buf.pos = 0; | |
473166b9 | 1570 | top.origin_type = origin_type; |
1bc88819 | 1571 | top.name = name; |
d14d4244 | 1572 | top.path = NULL; |
b2dc0945 | 1573 | top.die_on_error = 0; |
49d6cfa5 JK |
1574 | top.do_fgetc = config_buf_fgetc; |
1575 | top.do_ungetc = config_buf_ungetc; | |
1576 | top.do_ftell = config_buf_ftell; | |
1bc88819 | 1577 | |
8032cc44 | 1578 | return do_config_from(&top, fn, data, NULL); |
1bc88819 HV |
1579 | } |
1580 | ||
cd73de47 | 1581 | int git_config_from_blob_oid(config_fn_t fn, |
9ebf689a | 1582 | const char *name, |
cd73de47 | 1583 | const struct object_id *oid, |
9ebf689a | 1584 | void *data) |
1bc88819 HV |
1585 | { |
1586 | enum object_type type; | |
1587 | char *buf; | |
1588 | unsigned long size; | |
1589 | int ret; | |
1590 | ||
b4f5aca4 | 1591 | buf = read_object_file(oid, &type, &size); |
1bc88819 HV |
1592 | if (!buf) |
1593 | return error("unable to load config blob object '%s'", name); | |
1594 | if (type != OBJ_BLOB) { | |
1595 | free(buf); | |
1596 | return error("reference '%s' does not point to a blob", name); | |
1597 | } | |
1598 | ||
1b8132d9 | 1599 | ret = git_config_from_mem(fn, CONFIG_ORIGIN_BLOB, name, buf, size, data); |
1bc88819 HV |
1600 | free(buf); |
1601 | ||
1602 | return ret; | |
1603 | } | |
1604 | ||
1605 | static int git_config_from_blob_ref(config_fn_t fn, | |
1606 | const char *name, | |
1607 | void *data) | |
1608 | { | |
cd73de47 | 1609 | struct object_id oid; |
1bc88819 | 1610 | |
cd73de47 | 1611 | if (get_oid(name, &oid) < 0) |
1bc88819 | 1612 | return error("unable to resolve config blob '%s'", name); |
cd73de47 | 1613 | return git_config_from_blob_oid(fn, name, &oid, data); |
1bc88819 HV |
1614 | } |
1615 | ||
506b17b1 JS |
1616 | const char *git_etc_gitconfig(void) |
1617 | { | |
7f0e39fa | 1618 | static const char *system_wide; |
2de9de5e SP |
1619 | if (!system_wide) |
1620 | system_wide = system_path(ETC_GITCONFIG); | |
7f0e39fa | 1621 | return system_wide; |
506b17b1 JS |
1622 | } |
1623 | ||
23b0c478 SP |
1624 | /* |
1625 | * Parse environment variable 'k' as a boolean (in various | |
1626 | * possible spellings); if missing, use the default value 'def'. | |
1627 | */ | |
0ef37164 | 1628 | int git_env_bool(const char *k, int def) |
ab88c363 JK |
1629 | { |
1630 | const char *v = getenv(k); | |
1631 | return v ? git_config_bool(k, v) : def; | |
1632 | } | |
1633 | ||
23b0c478 SP |
1634 | /* |
1635 | * Parse environment variable 'k' as ulong with possibly a unit | |
1636 | * suffix; if missing, use the default value 'val'. | |
1637 | */ | |
1638 | unsigned long git_env_ulong(const char *k, unsigned long val) | |
1639 | { | |
1640 | const char *v = getenv(k); | |
1641 | if (v && !git_parse_ulong(v, &val)) | |
1642 | die("failed to parse %s", k); | |
1643 | return val; | |
1644 | } | |
1645 | ||
ab88c363 JK |
1646 | int git_config_system(void) |
1647 | { | |
1648 | return !git_env_bool("GIT_CONFIG_NOSYSTEM", 0); | |
1649 | } | |
1650 | ||
e145a0bc NTND |
1651 | static int do_git_config_sequence(const struct config_options *opts, |
1652 | config_fn_t fn, void *data) | |
4f629539 | 1653 | { |
c72ee44b | 1654 | int ret = 0; |
509adc33 | 1655 | char *xdg_config = xdg_config_home("config"); |
4aad2f16 | 1656 | char *user_config = expand_user_path("~/.gitconfig", 0); |
e145a0bc NTND |
1657 | char *repo_config; |
1658 | ||
a577fb5f BW |
1659 | if (opts->commondir) |
1660 | repo_config = mkpathdup("%s/config", opts->commondir); | |
e145a0bc NTND |
1661 | else |
1662 | repo_config = NULL; | |
5f1a63e0 | 1663 | |
9acc5911 | 1664 | current_parsing_scope = CONFIG_SCOPE_SYSTEM; |
c72ee44b | 1665 | if (git_config_system() && !access_or_die(git_etc_gitconfig(), R_OK, 0)) |
dc871831 DB |
1666 | ret += git_config_from_file(fn, git_etc_gitconfig(), |
1667 | data); | |
5f1a63e0 | 1668 | |
9acc5911 | 1669 | current_parsing_scope = CONFIG_SCOPE_GLOBAL; |
c72ee44b | 1670 | if (xdg_config && !access_or_die(xdg_config, R_OK, ACCESS_EACCES_OK)) |
21cf3227 | 1671 | ret += git_config_from_file(fn, xdg_config, data); |
21cf3227 | 1672 | |
c72ee44b | 1673 | if (user_config && !access_or_die(user_config, R_OK, ACCESS_EACCES_OK)) |
21cf3227 | 1674 | ret += git_config_from_file(fn, user_config, data); |
5f1a63e0 | 1675 | |
9acc5911 | 1676 | current_parsing_scope = CONFIG_SCOPE_REPO; |
c72ee44b | 1677 | if (repo_config && !access_or_die(repo_config, R_OK, 0)) |
aa387407 | 1678 | ret += git_config_from_file(fn, repo_config, data); |
8b1fa778 | 1679 | |
9acc5911 | 1680 | current_parsing_scope = CONFIG_SCOPE_CMDLINE; |
c72ee44b | 1681 | if (git_config_from_parameters(fn, data) < 0) |
8262aaa2 | 1682 | die(_("unable to parse command-line config")); |
8b1fa778 | 1683 | |
9acc5911 | 1684 | current_parsing_scope = CONFIG_SCOPE_UNKNOWN; |
21cf3227 HKNN |
1685 | free(xdg_config); |
1686 | free(user_config); | |
80181868 | 1687 | free(repo_config); |
c72ee44b | 1688 | return ret; |
4f629539 JH |
1689 | } |
1690 | ||
dc8441fd BW |
1691 | int config_with_options(config_fn_t fn, void *data, |
1692 | struct git_config_source *config_source, | |
1693 | const struct config_options *opts) | |
dbdf5854 | 1694 | { |
9b25a0b5 JK |
1695 | struct config_include_data inc = CONFIG_INCLUDE_INIT; |
1696 | ||
c48f4b37 | 1697 | if (opts->respect_includes) { |
9b25a0b5 JK |
1698 | inc.fn = fn; |
1699 | inc.data = data; | |
c48f4b37 | 1700 | inc.opts = opts; |
9b25a0b5 JK |
1701 | fn = git_config_include; |
1702 | data = &inc; | |
1703 | } | |
dbdf5854 | 1704 | |
c9b5e2a5 JK |
1705 | /* |
1706 | * If we have a specific filename, use it. Otherwise, follow the | |
1707 | * regular lookup sequence. | |
1708 | */ | |
3caec73b KS |
1709 | if (config_source && config_source->use_stdin) |
1710 | return git_config_from_stdin(fn, data); | |
1711 | else if (config_source && config_source->file) | |
c8985ce0 KS |
1712 | return git_config_from_file(fn, config_source->file, data); |
1713 | else if (config_source && config_source->blob) | |
1714 | return git_config_from_blob_ref(fn, config_source->blob, data); | |
c9b5e2a5 | 1715 | |
e145a0bc | 1716 | return do_git_config_sequence(opts, fn, data); |
dbdf5854 NTND |
1717 | } |
1718 | ||
155ef25f | 1719 | static void configset_iter(struct config_set *cs, config_fn_t fn, void *data) |
c9b5e2a5 | 1720 | { |
155ef25f TA |
1721 | int i, value_index; |
1722 | struct string_list *values; | |
1723 | struct config_set_element *entry; | |
1724 | struct configset_list *list = &cs->list; | |
155ef25f TA |
1725 | |
1726 | for (i = 0; i < list->nr; i++) { | |
1727 | entry = list->items[i].e; | |
1728 | value_index = list->items[i].value_index; | |
1729 | values = &entry->value_list; | |
0d44a2da JK |
1730 | |
1731 | current_config_kvi = values->items[value_index].util; | |
1732 | ||
1733 | if (fn(entry->key, values->items[value_index].string, data) < 0) | |
1734 | git_die_config_linenr(entry->key, | |
1735 | current_config_kvi->filename, | |
1736 | current_config_kvi->linenr); | |
1737 | ||
1738 | current_config_kvi = NULL; | |
155ef25f TA |
1739 | } |
1740 | } | |
1741 | ||
0654aa57 JS |
1742 | void read_early_config(config_fn_t cb, void *data) |
1743 | { | |
c48f4b37 | 1744 | struct config_options opts = {0}; |
d3fb71b3 BW |
1745 | struct strbuf commondir = STRBUF_INIT; |
1746 | struct strbuf gitdir = STRBUF_INIT; | |
1a27409a | 1747 | |
c48f4b37 | 1748 | opts.respect_includes = 1; |
0654aa57 | 1749 | |
a577fb5f BW |
1750 | if (have_git_dir()) { |
1751 | opts.commondir = get_git_common_dir(); | |
2185fde5 | 1752 | opts.git_dir = get_git_dir(); |
0654aa57 | 1753 | /* |
1a27409a JS |
1754 | * When setup_git_directory() was not yet asked to discover the |
1755 | * GIT_DIR, we ask discover_git_directory() to figure out whether there | |
1756 | * is any repository config we should use (but unlike | |
1757 | * setup_git_directory_gently(), no global state is changed, most | |
1758 | * notably, the current working directory is still the same after the | |
1759 | * call). | |
0654aa57 | 1760 | */ |
a577fb5f BW |
1761 | } else if (!discover_git_directory(&commondir, &gitdir)) { |
1762 | opts.commondir = commondir.buf; | |
d3fb71b3 | 1763 | opts.git_dir = gitdir.buf; |
a577fb5f | 1764 | } |
2185fde5 | 1765 | |
dc8441fd | 1766 | config_with_options(cb, data, NULL, &opts); |
0654aa57 | 1767 | |
d3fb71b3 BW |
1768 | strbuf_release(&commondir); |
1769 | strbuf_release(&gitdir); | |
0654aa57 JS |
1770 | } |
1771 | ||
3c8687a7 TA |
1772 | static struct config_set_element *configset_find_element(struct config_set *cs, const char *key) |
1773 | { | |
1774 | struct config_set_element k; | |
1775 | struct config_set_element *found_entry; | |
1776 | char *normalized_key; | |
3c8687a7 TA |
1777 | /* |
1778 | * `key` may come from the user, so normalize it before using it | |
1779 | * for querying entries from the hashmap. | |
1780 | */ | |
270cd9ea | 1781 | if (git_config_parse_key(key, &normalized_key, NULL)) |
3c8687a7 TA |
1782 | return NULL; |
1783 | ||
1784 | hashmap_entry_init(&k, strhash(normalized_key)); | |
1785 | k.key = normalized_key; | |
1786 | found_entry = hashmap_get(&cs->config_hash, &k, NULL); | |
1787 | free(normalized_key); | |
1788 | return found_entry; | |
1789 | } | |
1790 | ||
1791 | static int configset_add_value(struct config_set *cs, const char *key, const char *value) | |
1792 | { | |
1793 | struct config_set_element *e; | |
3df8fd62 | 1794 | struct string_list_item *si; |
155ef25f | 1795 | struct configset_list_item *l_item; |
3df8fd62 TA |
1796 | struct key_value_info *kv_info = xmalloc(sizeof(*kv_info)); |
1797 | ||
3c8687a7 TA |
1798 | e = configset_find_element(cs, key); |
1799 | /* | |
1800 | * Since the keys are being fed by git_config*() callback mechanism, they | |
1801 | * are already normalized. So simply add them without any further munging. | |
1802 | */ | |
1803 | if (!e) { | |
1804 | e = xmalloc(sizeof(*e)); | |
1805 | hashmap_entry_init(e, strhash(key)); | |
1806 | e->key = xstrdup(key); | |
1807 | string_list_init(&e->value_list, 1); | |
1808 | hashmap_add(&cs->config_hash, e); | |
1809 | } | |
8c53f071 | 1810 | si = string_list_append_nodup(&e->value_list, xstrdup_or_null(value)); |
155ef25f TA |
1811 | |
1812 | ALLOC_GROW(cs->list.items, cs->list.nr + 1, cs->list.alloc); | |
1813 | l_item = &cs->list.items[cs->list.nr++]; | |
1814 | l_item->e = e; | |
1815 | l_item->value_index = e->value_list.nr - 1; | |
1816 | ||
3258258f | 1817 | if (!cf) |
033abf97 | 1818 | BUG("configset_add_value has no source"); |
3258258f | 1819 | if (cf->name) { |
3df8fd62 TA |
1820 | kv_info->filename = strintern(cf->name); |
1821 | kv_info->linenr = cf->linenr; | |
1b8132d9 | 1822 | kv_info->origin_type = cf->origin_type; |
3df8fd62 TA |
1823 | } else { |
1824 | /* for values read from `git_config_from_parameters()` */ | |
1825 | kv_info->filename = NULL; | |
1826 | kv_info->linenr = -1; | |
1b8132d9 | 1827 | kv_info->origin_type = CONFIG_ORIGIN_CMDLINE; |
3df8fd62 | 1828 | } |
9acc5911 | 1829 | kv_info->scope = current_parsing_scope; |
3df8fd62 | 1830 | si->util = kv_info; |
3c8687a7 TA |
1831 | |
1832 | return 0; | |
1833 | } | |
1834 | ||
7663cdc8 | 1835 | static int config_set_element_cmp(const void *unused_cmp_data, |
77bdc097 SB |
1836 | const void *entry, |
1837 | const void *entry_or_key, | |
7663cdc8 | 1838 | const void *unused_keydata) |
3c8687a7 | 1839 | { |
77bdc097 SB |
1840 | const struct config_set_element *e1 = entry; |
1841 | const struct config_set_element *e2 = entry_or_key; | |
1842 | ||
3c8687a7 TA |
1843 | return strcmp(e1->key, e2->key); |
1844 | } | |
1845 | ||
1846 | void git_configset_init(struct config_set *cs) | |
1847 | { | |
77bdc097 | 1848 | hashmap_init(&cs->config_hash, config_set_element_cmp, NULL, 0); |
3c8687a7 | 1849 | cs->hash_initialized = 1; |
155ef25f TA |
1850 | cs->list.nr = 0; |
1851 | cs->list.alloc = 0; | |
1852 | cs->list.items = NULL; | |
3c8687a7 TA |
1853 | } |
1854 | ||
1855 | void git_configset_clear(struct config_set *cs) | |
1856 | { | |
1857 | struct config_set_element *entry; | |
1858 | struct hashmap_iter iter; | |
1859 | if (!cs->hash_initialized) | |
1860 | return; | |
1861 | ||
1862 | hashmap_iter_init(&cs->config_hash, &iter); | |
1863 | while ((entry = hashmap_iter_next(&iter))) { | |
1864 | free(entry->key); | |
3df8fd62 | 1865 | string_list_clear(&entry->value_list, 1); |
3c8687a7 TA |
1866 | } |
1867 | hashmap_free(&cs->config_hash, 1); | |
1868 | cs->hash_initialized = 0; | |
155ef25f TA |
1869 | free(cs->list.items); |
1870 | cs->list.nr = 0; | |
1871 | cs->list.alloc = 0; | |
1872 | cs->list.items = NULL; | |
3c8687a7 TA |
1873 | } |
1874 | ||
1875 | static int config_set_callback(const char *key, const char *value, void *cb) | |
1876 | { | |
1877 | struct config_set *cs = cb; | |
1878 | configset_add_value(cs, key, value); | |
1879 | return 0; | |
1880 | } | |
1881 | ||
1882 | int git_configset_add_file(struct config_set *cs, const char *filename) | |
1883 | { | |
1884 | return git_config_from_file(config_set_callback, filename, cs); | |
1885 | } | |
1886 | ||
1887 | int git_configset_get_value(struct config_set *cs, const char *key, const char **value) | |
1888 | { | |
1889 | const struct string_list *values = NULL; | |
1890 | /* | |
1891 | * Follows "last one wins" semantic, i.e., if there are multiple matches for the | |
1892 | * queried key in the files of the configset, the value returned will be the last | |
1893 | * value in the value list for that key. | |
1894 | */ | |
1895 | values = git_configset_get_value_multi(cs, key); | |
1896 | ||
1897 | if (!values) | |
1898 | return 1; | |
1899 | assert(values->nr > 0); | |
1900 | *value = values->items[values->nr - 1].string; | |
1901 | return 0; | |
1902 | } | |
1903 | ||
1904 | const struct string_list *git_configset_get_value_multi(struct config_set *cs, const char *key) | |
1905 | { | |
1906 | struct config_set_element *e = configset_find_element(cs, key); | |
1907 | return e ? &e->value_list : NULL; | |
1908 | } | |
1909 | ||
1910 | int git_configset_get_string_const(struct config_set *cs, const char *key, const char **dest) | |
1911 | { | |
1912 | const char *value; | |
1913 | if (!git_configset_get_value(cs, key, &value)) | |
1914 | return git_config_string(dest, key, value); | |
1915 | else | |
1916 | return 1; | |
1917 | } | |
1918 | ||
1919 | int git_configset_get_string(struct config_set *cs, const char *key, char **dest) | |
1920 | { | |
1921 | return git_configset_get_string_const(cs, key, (const char **)dest); | |
1922 | } | |
1923 | ||
1924 | int git_configset_get_int(struct config_set *cs, const char *key, int *dest) | |
1925 | { | |
1926 | const char *value; | |
1927 | if (!git_configset_get_value(cs, key, &value)) { | |
1928 | *dest = git_config_int(key, value); | |
1929 | return 0; | |
1930 | } else | |
1931 | return 1; | |
1932 | } | |
1933 | ||
1934 | int git_configset_get_ulong(struct config_set *cs, const char *key, unsigned long *dest) | |
1935 | { | |
1936 | const char *value; | |
1937 | if (!git_configset_get_value(cs, key, &value)) { | |
1938 | *dest = git_config_ulong(key, value); | |
1939 | return 0; | |
1940 | } else | |
1941 | return 1; | |
1942 | } | |
1943 | ||
1944 | int git_configset_get_bool(struct config_set *cs, const char *key, int *dest) | |
1945 | { | |
1946 | const char *value; | |
1947 | if (!git_configset_get_value(cs, key, &value)) { | |
1948 | *dest = git_config_bool(key, value); | |
1949 | return 0; | |
1950 | } else | |
1951 | return 1; | |
1952 | } | |
1953 | ||
1954 | int git_configset_get_bool_or_int(struct config_set *cs, const char *key, | |
1955 | int *is_bool, int *dest) | |
1956 | { | |
1957 | const char *value; | |
1958 | if (!git_configset_get_value(cs, key, &value)) { | |
1959 | *dest = git_config_bool_or_int(key, value, is_bool); | |
1960 | return 0; | |
1961 | } else | |
1962 | return 1; | |
1963 | } | |
1964 | ||
1965 | int git_configset_get_maybe_bool(struct config_set *cs, const char *key, int *dest) | |
1966 | { | |
1967 | const char *value; | |
1968 | if (!git_configset_get_value(cs, key, &value)) { | |
89576613 | 1969 | *dest = git_parse_maybe_bool(value); |
3c8687a7 TA |
1970 | if (*dest == -1) |
1971 | return -1; | |
1972 | return 0; | |
1973 | } else | |
1974 | return 1; | |
1975 | } | |
1976 | ||
1977 | int git_configset_get_pathname(struct config_set *cs, const char *key, const char **dest) | |
1978 | { | |
1979 | const char *value; | |
1980 | if (!git_configset_get_value(cs, key, &value)) | |
1981 | return git_config_pathname(dest, key, value); | |
1982 | else | |
1983 | return 1; | |
1984 | } | |
1985 | ||
3b256228 BW |
1986 | /* Functions use to read configuration from a repository */ |
1987 | static void repo_read_config(struct repository *repo) | |
3c8687a7 | 1988 | { |
3b256228 BW |
1989 | struct config_options opts; |
1990 | ||
1991 | opts.respect_includes = 1; | |
1992 | opts.commondir = repo->commondir; | |
1993 | opts.git_dir = repo->gitdir; | |
1994 | ||
1995 | if (!repo->config) | |
1996 | repo->config = xcalloc(1, sizeof(struct config_set)); | |
1997 | else | |
1998 | git_configset_clear(repo->config); | |
1999 | ||
2000 | git_configset_init(repo->config); | |
2001 | ||
2002 | if (config_with_options(config_set_callback, repo->config, NULL, &opts) < 0) | |
2003 | /* | |
2004 | * config_with_options() normally returns only | |
2005 | * zero, as most errors are fatal, and | |
2006 | * non-fatal potential errors are guarded by "if" | |
2007 | * statements that are entered only when no error is | |
2008 | * possible. | |
2009 | * | |
2010 | * If we ever encounter a non-fatal error, it means | |
2011 | * something went really wrong and we should stop | |
2012 | * immediately. | |
2013 | */ | |
2014 | die(_("unknown error occurred while reading the configuration files")); | |
2015 | } | |
2016 | ||
2017 | static void git_config_check_init(struct repository *repo) | |
2018 | { | |
2019 | if (repo->config && repo->config->hash_initialized) | |
3c8687a7 | 2020 | return; |
3b256228 | 2021 | repo_read_config(repo); |
3c8687a7 TA |
2022 | } |
2023 | ||
3b256228 | 2024 | static void repo_config_clear(struct repository *repo) |
3c8687a7 | 2025 | { |
3b256228 | 2026 | if (!repo->config || !repo->config->hash_initialized) |
3c8687a7 | 2027 | return; |
3b256228 | 2028 | git_configset_clear(repo->config); |
3c8687a7 TA |
2029 | } |
2030 | ||
3b256228 | 2031 | void repo_config(struct repository *repo, config_fn_t fn, void *data) |
3c8687a7 | 2032 | { |
3b256228 BW |
2033 | git_config_check_init(repo); |
2034 | configset_iter(repo->config, fn, data); | |
3c8687a7 TA |
2035 | } |
2036 | ||
3b256228 BW |
2037 | int repo_config_get_value(struct repository *repo, |
2038 | const char *key, const char **value) | |
3c8687a7 | 2039 | { |
3b256228 BW |
2040 | git_config_check_init(repo); |
2041 | return git_configset_get_value(repo->config, key, value); | |
3c8687a7 TA |
2042 | } |
2043 | ||
3b256228 BW |
2044 | const struct string_list *repo_config_get_value_multi(struct repository *repo, |
2045 | const char *key) | |
2046 | { | |
2047 | git_config_check_init(repo); | |
2048 | return git_configset_get_value_multi(repo->config, key); | |
2049 | } | |
2050 | ||
2051 | int repo_config_get_string_const(struct repository *repo, | |
2052 | const char *key, const char **dest) | |
2053 | { | |
2054 | int ret; | |
2055 | git_config_check_init(repo); | |
2056 | ret = git_configset_get_string_const(repo->config, key, dest); | |
2057 | if (ret < 0) | |
2058 | git_die_config(key, NULL); | |
2059 | return ret; | |
2060 | } | |
2061 | ||
2062 | int repo_config_get_string(struct repository *repo, | |
2063 | const char *key, char **dest) | |
2064 | { | |
2065 | git_config_check_init(repo); | |
2066 | return repo_config_get_string_const(repo, key, (const char **)dest); | |
2067 | } | |
2068 | ||
2069 | int repo_config_get_int(struct repository *repo, | |
2070 | const char *key, int *dest) | |
2071 | { | |
2072 | git_config_check_init(repo); | |
2073 | return git_configset_get_int(repo->config, key, dest); | |
2074 | } | |
2075 | ||
2076 | int repo_config_get_ulong(struct repository *repo, | |
2077 | const char *key, unsigned long *dest) | |
2078 | { | |
2079 | git_config_check_init(repo); | |
2080 | return git_configset_get_ulong(repo->config, key, dest); | |
2081 | } | |
2082 | ||
2083 | int repo_config_get_bool(struct repository *repo, | |
2084 | const char *key, int *dest) | |
2085 | { | |
2086 | git_config_check_init(repo); | |
2087 | return git_configset_get_bool(repo->config, key, dest); | |
2088 | } | |
2089 | ||
2090 | int repo_config_get_bool_or_int(struct repository *repo, | |
2091 | const char *key, int *is_bool, int *dest) | |
2092 | { | |
2093 | git_config_check_init(repo); | |
2094 | return git_configset_get_bool_or_int(repo->config, key, is_bool, dest); | |
2095 | } | |
2096 | ||
2097 | int repo_config_get_maybe_bool(struct repository *repo, | |
2098 | const char *key, int *dest) | |
2099 | { | |
2100 | git_config_check_init(repo); | |
2101 | return git_configset_get_maybe_bool(repo->config, key, dest); | |
2102 | } | |
2103 | ||
2104 | int repo_config_get_pathname(struct repository *repo, | |
2105 | const char *key, const char **dest) | |
3c8687a7 | 2106 | { |
5a80e97c | 2107 | int ret; |
3b256228 BW |
2108 | git_config_check_init(repo); |
2109 | ret = git_configset_get_pathname(repo->config, key, dest); | |
5a80e97c TA |
2110 | if (ret < 0) |
2111 | git_die_config(key, NULL); | |
2112 | return ret; | |
3c8687a7 TA |
2113 | } |
2114 | ||
3b256228 BW |
2115 | /* Functions used historically to read configuration from 'the_repository' */ |
2116 | void git_config(config_fn_t fn, void *data) | |
2117 | { | |
2118 | repo_config(the_repository, fn, data); | |
2119 | } | |
2120 | ||
2121 | void git_config_clear(void) | |
2122 | { | |
2123 | repo_config_clear(the_repository); | |
2124 | } | |
2125 | ||
2126 | int git_config_get_value(const char *key, const char **value) | |
2127 | { | |
2128 | return repo_config_get_value(the_repository, key, value); | |
2129 | } | |
2130 | ||
2131 | const struct string_list *git_config_get_value_multi(const char *key) | |
2132 | { | |
2133 | return repo_config_get_value_multi(the_repository, key); | |
2134 | } | |
2135 | ||
2136 | int git_config_get_string_const(const char *key, const char **dest) | |
2137 | { | |
2138 | return repo_config_get_string_const(the_repository, key, dest); | |
2139 | } | |
2140 | ||
3c8687a7 TA |
2141 | int git_config_get_string(const char *key, char **dest) |
2142 | { | |
3b256228 | 2143 | return repo_config_get_string(the_repository, key, dest); |
3c8687a7 TA |
2144 | } |
2145 | ||
2146 | int git_config_get_int(const char *key, int *dest) | |
2147 | { | |
3b256228 | 2148 | return repo_config_get_int(the_repository, key, dest); |
3c8687a7 TA |
2149 | } |
2150 | ||
2151 | int git_config_get_ulong(const char *key, unsigned long *dest) | |
2152 | { | |
3b256228 | 2153 | return repo_config_get_ulong(the_repository, key, dest); |
3c8687a7 TA |
2154 | } |
2155 | ||
2156 | int git_config_get_bool(const char *key, int *dest) | |
2157 | { | |
3b256228 | 2158 | return repo_config_get_bool(the_repository, key, dest); |
3c8687a7 TA |
2159 | } |
2160 | ||
2161 | int git_config_get_bool_or_int(const char *key, int *is_bool, int *dest) | |
2162 | { | |
3b256228 | 2163 | return repo_config_get_bool_or_int(the_repository, key, is_bool, dest); |
3c8687a7 TA |
2164 | } |
2165 | ||
2166 | int git_config_get_maybe_bool(const char *key, int *dest) | |
2167 | { | |
3b256228 | 2168 | return repo_config_get_maybe_bool(the_repository, key, dest); |
3c8687a7 TA |
2169 | } |
2170 | ||
2171 | int git_config_get_pathname(const char *key, const char **dest) | |
2172 | { | |
3b256228 | 2173 | return repo_config_get_pathname(the_repository, key, dest); |
5a80e97c TA |
2174 | } |
2175 | ||
77d67977 CC |
2176 | int git_config_get_expiry(const char *key, const char **output) |
2177 | { | |
2178 | int ret = git_config_get_string_const(key, output); | |
2179 | if (ret) | |
2180 | return ret; | |
2181 | if (strcmp(*output, "now")) { | |
dddbad72 | 2182 | timestamp_t now = approxidate("now"); |
77d67977 CC |
2183 | if (approxidate(*output) >= now) |
2184 | git_die_config(key, _("Invalid %s: '%s'"), key, *output); | |
2185 | } | |
2186 | return ret; | |
2187 | } | |
2188 | ||
6e96cb52 JH |
2189 | int git_config_get_expiry_in_days(const char *key, timestamp_t *expiry, timestamp_t now) |
2190 | { | |
2191 | char *expiry_string; | |
2192 | intmax_t days; | |
2193 | timestamp_t when; | |
2194 | ||
2195 | if (git_config_get_string(key, &expiry_string)) | |
2196 | return 1; /* no such thing */ | |
2197 | ||
2198 | if (git_parse_signed(expiry_string, &days, maximum_signed_value_of_type(int))) { | |
2199 | const int scale = 86400; | |
2200 | *expiry = now - days * scale; | |
2201 | return 0; | |
2202 | } | |
2203 | ||
2204 | if (!parse_expiry_date(expiry_string, &when)) { | |
2205 | *expiry = when; | |
2206 | return 0; | |
2207 | } | |
2208 | return -1; /* thing exists but cannot be parsed */ | |
2209 | } | |
2210 | ||
435ec090 CC |
2211 | int git_config_get_untracked_cache(void) |
2212 | { | |
2213 | int val = -1; | |
2214 | const char *v; | |
2215 | ||
dae6c322 CC |
2216 | /* Hack for test programs like test-dump-untracked-cache */ |
2217 | if (ignore_untracked_cache_config) | |
2218 | return -1; | |
2219 | ||
435ec090 CC |
2220 | if (!git_config_get_maybe_bool("core.untrackedcache", &val)) |
2221 | return val; | |
2222 | ||
2223 | if (!git_config_get_value("core.untrackedcache", &v)) { | |
2224 | if (!strcasecmp(v, "keep")) | |
2225 | return -1; | |
2226 | ||
f60ef2d6 CC |
2227 | error(_("unknown core.untrackedCache value '%s'; " |
2228 | "using 'keep' default value"), v); | |
435ec090 CC |
2229 | return -1; |
2230 | } | |
2231 | ||
2232 | return -1; /* default value */ | |
2233 | } | |
2234 | ||
1f44b09b CC |
2235 | int git_config_get_split_index(void) |
2236 | { | |
2237 | int val; | |
2238 | ||
2239 | if (!git_config_get_maybe_bool("core.splitindex", &val)) | |
2240 | return val; | |
2241 | ||
2242 | return -1; /* default value */ | |
2243 | } | |
2244 | ||
72dcb7b3 CC |
2245 | int git_config_get_max_percent_split_change(void) |
2246 | { | |
2247 | int val = -1; | |
2248 | ||
2249 | if (!git_config_get_int("splitindex.maxpercentchange", &val)) { | |
2250 | if (0 <= val && val <= 100) | |
2251 | return val; | |
2252 | ||
2253 | return error(_("splitIndex.maxPercentChange value '%d' " | |
2254 | "should be between 0 and 100"), val); | |
2255 | } | |
2256 | ||
2257 | return -1; /* default value */ | |
2258 | } | |
2259 | ||
883e248b BP |
2260 | int git_config_get_fsmonitor(void) |
2261 | { | |
2262 | if (git_config_get_pathname("core.fsmonitor", &core_fsmonitor)) | |
2263 | core_fsmonitor = getenv("GIT_FSMONITOR_TEST"); | |
2264 | ||
2265 | if (core_fsmonitor && !*core_fsmonitor) | |
2266 | core_fsmonitor = NULL; | |
2267 | ||
2268 | if (core_fsmonitor) | |
2269 | return 1; | |
2270 | ||
2271 | return 0; | |
2272 | } | |
2273 | ||
5a80e97c TA |
2274 | NORETURN |
2275 | void git_die_config_linenr(const char *key, const char *filename, int linenr) | |
2276 | { | |
2277 | if (!filename) | |
2278 | die(_("unable to parse '%s' from command-line config"), key); | |
2279 | else | |
2280 | die(_("bad config variable '%s' in file '%s' at line %d"), | |
2281 | key, filename, linenr); | |
2282 | } | |
2283 | ||
2284 | NORETURN __attribute__((format(printf, 2, 3))) | |
2285 | void git_die_config(const char *key, const char *err, ...) | |
2286 | { | |
2287 | const struct string_list *values; | |
2288 | struct key_value_info *kv_info; | |
2289 | ||
2290 | if (err) { | |
2291 | va_list params; | |
2292 | va_start(params, err); | |
2293 | vreportf("error: ", err, params); | |
2294 | va_end(params); | |
2295 | } | |
2296 | values = git_config_get_value_multi(key); | |
2297 | kv_info = values->items[values->nr - 1].util; | |
2298 | git_die_config_linenr(key, kv_info->filename, kv_info->linenr); | |
3c8687a7 TA |
2299 | } |
2300 | ||
10bea152 JS |
2301 | /* |
2302 | * Find all the stuff for git_config_set() below. | |
2303 | */ | |
4ddba79d | 2304 | |
fee8572c | 2305 | struct config_store_data { |
10bea152 | 2306 | int baselen; |
4b25d091 | 2307 | char *key; |
f98d863d | 2308 | int do_not_match; |
4b25d091 | 2309 | regex_t *value_regex; |
4ddba79d | 2310 | int multi_replace; |
6ae996f2 JS |
2311 | struct { |
2312 | size_t begin, end; | |
2313 | enum config_event_t type; | |
22aedfcc | 2314 | int is_keys_section; |
6ae996f2 JS |
2315 | } *parsed; |
2316 | unsigned int parsed_nr, parsed_alloc, *seen, seen_nr, seen_alloc; | |
5221c315 | 2317 | unsigned int key_seen:1, section_seen:1, is_keys_section:1; |
fee8572c | 2318 | }; |
10bea152 | 2319 | |
2a00e594 MÅ |
2320 | static void config_store_data_clear(struct config_store_data *store) |
2321 | { | |
e7347cb9 | 2322 | free(store->key); |
3b82542d MÅ |
2323 | if (store->value_regex != NULL && |
2324 | store->value_regex != CONFIG_REGEX_NONE) { | |
2325 | regfree(store->value_regex); | |
2326 | free(store->value_regex); | |
2327 | } | |
2a00e594 MÅ |
2328 | free(store->parsed); |
2329 | free(store->seen); | |
2330 | memset(store, 0, sizeof(*store)); | |
2331 | } | |
2332 | ||
fee8572c JS |
2333 | static int matches(const char *key, const char *value, |
2334 | const struct config_store_data *store) | |
f98d863d | 2335 | { |
fee8572c | 2336 | if (strcmp(key, store->key)) |
c1063be2 | 2337 | return 0; /* not ours */ |
fee8572c | 2338 | if (!store->value_regex) |
c1063be2 | 2339 | return 1; /* always matches */ |
fee8572c | 2340 | if (store->value_regex == CONFIG_REGEX_NONE) |
c1063be2 JK |
2341 | return 0; /* never matches */ |
2342 | ||
fee8572c JS |
2343 | return store->do_not_match ^ |
2344 | (value && !regexec(store->value_regex, value, 0, NULL, 0)); | |
f98d863d JS |
2345 | } |
2346 | ||
6ae996f2 JS |
2347 | static int store_aux_event(enum config_event_t type, |
2348 | size_t begin, size_t end, void *data) | |
2349 | { | |
2350 | struct config_store_data *store = data; | |
2351 | ||
2352 | ALLOC_GROW(store->parsed, store->parsed_nr + 1, store->parsed_alloc); | |
2353 | store->parsed[store->parsed_nr].begin = begin; | |
2354 | store->parsed[store->parsed_nr].end = end; | |
2355 | store->parsed[store->parsed_nr].type = type; | |
6ae996f2 JS |
2356 | |
2357 | if (type == CONFIG_EVENT_SECTION) { | |
2358 | if (cf->var.len < 2 || cf->var.buf[cf->var.len - 1] != '.') | |
438a87d1 | 2359 | return error("invalid section name '%s'", cf->var.buf); |
6ae996f2 JS |
2360 | |
2361 | /* Is this the section we were looking for? */ | |
22aedfcc JS |
2362 | store->is_keys_section = |
2363 | store->parsed[store->parsed_nr].is_keys_section = | |
2364 | cf->var.len - 1 == store->baselen && | |
6ae996f2 | 2365 | !strncasecmp(cf->var.buf, store->key, store->baselen); |
c71d8bb3 JS |
2366 | if (store->is_keys_section) { |
2367 | store->section_seen = 1; | |
2368 | ALLOC_GROW(store->seen, store->seen_nr + 1, | |
2369 | store->seen_alloc); | |
2370 | store->seen[store->seen_nr] = store->parsed_nr; | |
2371 | } | |
6ae996f2 JS |
2372 | } |
2373 | ||
22aedfcc JS |
2374 | store->parsed_nr++; |
2375 | ||
6ae996f2 | 2376 | return 0; |
f98d863d JS |
2377 | } |
2378 | ||
4b25d091 | 2379 | static int store_aux(const char *key, const char *value, void *cb) |
10bea152 | 2380 | { |
fee8572c | 2381 | struct config_store_data *store = cb; |
ae9ee41d | 2382 | |
5221c315 | 2383 | if (store->key_seen) { |
fee8572c | 2384 | if (matches(key, value, store)) { |
668b9ade | 2385 | if (store->seen_nr == 1 && store->multi_replace == 0) { |
8262aaa2 | 2386 | warning(_("%s has multiple values"), key); |
10bea152 | 2387 | } |
4ddba79d | 2388 | |
668b9ade JS |
2389 | ALLOC_GROW(store->seen, store->seen_nr + 1, |
2390 | store->seen_alloc); | |
83786fa4 | 2391 | |
6ae996f2 | 2392 | store->seen[store->seen_nr] = store->parsed_nr; |
668b9ade | 2393 | store->seen_nr++; |
10bea152 | 2394 | } |
5221c315 | 2395 | } else if (store->is_keys_section) { |
ae9ee41d | 2396 | /* |
6ae996f2 JS |
2397 | * Do not increment matches yet: this may not be a match, but we |
2398 | * are in the desired section. | |
ae9ee41d | 2399 | */ |
6ae996f2 JS |
2400 | ALLOC_GROW(store->seen, store->seen_nr + 1, store->seen_alloc); |
2401 | store->seen[store->seen_nr] = store->parsed_nr; | |
5221c315 | 2402 | store->section_seen = 1; |
ae9ee41d | 2403 | |
6ae996f2 JS |
2404 | if (matches(key, value, store)) { |
2405 | store->seen_nr++; | |
2406 | store->key_seen = 1; | |
bdf0ef08 | 2407 | } |
10bea152 | 2408 | } |
5221c315 | 2409 | |
10bea152 JS |
2410 | return 0; |
2411 | } | |
2412 | ||
64c0d71c | 2413 | static int write_error(const char *filename) |
480c9e52 | 2414 | { |
64c0d71c | 2415 | error("failed to write new configuration file %s", filename); |
480c9e52 AW |
2416 | |
2417 | /* Same error code as "failed to rename". */ | |
2418 | return 4; | |
2419 | } | |
2420 | ||
fee8572c JS |
2421 | static struct strbuf store_create_section(const char *key, |
2422 | const struct config_store_data *store) | |
10bea152 | 2423 | { |
cb891a59 | 2424 | const char *dot; |
d9bd4cbb | 2425 | int i; |
f285a2d7 | 2426 | struct strbuf sb = STRBUF_INIT; |
d14f7764 | 2427 | |
fee8572c | 2428 | dot = memchr(key, '.', store->baselen); |
d14f7764 | 2429 | if (dot) { |
cb891a59 | 2430 | strbuf_addf(&sb, "[%.*s \"", (int)(dot - key), key); |
fee8572c | 2431 | for (i = dot - key + 1; i < store->baselen; i++) { |
e5c349ba | 2432 | if (key[i] == '"' || key[i] == '\\') |
cb891a59 KH |
2433 | strbuf_addch(&sb, '\\'); |
2434 | strbuf_addch(&sb, key[i]); | |
d14f7764 | 2435 | } |
cb891a59 KH |
2436 | strbuf_addstr(&sb, "\"]\n"); |
2437 | } else { | |
fee8572c | 2438 | strbuf_addf(&sb, "[%.*s]\n", store->baselen, key); |
d14f7764 LT |
2439 | } |
2440 | ||
5463caab SD |
2441 | return sb; |
2442 | } | |
2443 | ||
fee8572c JS |
2444 | static ssize_t write_section(int fd, const char *key, |
2445 | const struct config_store_data *store) | |
5463caab | 2446 | { |
fee8572c | 2447 | struct strbuf sb = store_create_section(key, store); |
3b48045c | 2448 | ssize_t ret; |
5463caab | 2449 | |
782c030e | 2450 | ret = write_in_full(fd, sb.buf, sb.len); |
cb891a59 | 2451 | strbuf_release(&sb); |
480c9e52 | 2452 | |
d9bd4cbb | 2453 | return ret; |
10bea152 JS |
2454 | } |
2455 | ||
fee8572c JS |
2456 | static ssize_t write_pair(int fd, const char *key, const char *value, |
2457 | const struct config_store_data *store) | |
10bea152 | 2458 | { |
d9bd4cbb JK |
2459 | int i; |
2460 | ssize_t ret; | |
fee8572c | 2461 | int length = strlen(key + store->baselen + 1); |
cb891a59 | 2462 | const char *quote = ""; |
f285a2d7 | 2463 | struct strbuf sb = STRBUF_INIT; |
cdd4fb15 | 2464 | |
6281f394 JM |
2465 | /* |
2466 | * Check to see if the value needs to be surrounded with a dq pair. | |
2467 | * Note that problematic characters are always backslash-quoted; this | |
2468 | * check is about not losing leading or trailing SP and strings that | |
2469 | * follow beginning-of-comment characters (i.e. ';' and '#') by the | |
2470 | * configuration parser. | |
2471 | */ | |
cdd4fb15 | 2472 | if (value[0] == ' ') |
cb891a59 | 2473 | quote = "\""; |
cdd4fb15 BG |
2474 | for (i = 0; value[i]; i++) |
2475 | if (value[i] == ';' || value[i] == '#') | |
cb891a59 KH |
2476 | quote = "\""; |
2477 | if (i && value[i - 1] == ' ') | |
2478 | quote = "\""; | |
2479 | ||
cb891a59 | 2480 | strbuf_addf(&sb, "\t%.*s = %s", |
fee8572c | 2481 | length, key + store->baselen + 1, quote); |
10bea152 | 2482 | |
10bea152 JS |
2483 | for (i = 0; value[i]; i++) |
2484 | switch (value[i]) { | |
480c9e52 | 2485 | case '\n': |
cb891a59 | 2486 | strbuf_addstr(&sb, "\\n"); |
480c9e52 AW |
2487 | break; |
2488 | case '\t': | |
cb891a59 | 2489 | strbuf_addstr(&sb, "\\t"); |
480c9e52 AW |
2490 | break; |
2491 | case '"': | |
2492 | case '\\': | |
cb891a59 | 2493 | strbuf_addch(&sb, '\\'); |
1cf01a34 | 2494 | /* fallthrough */ |
480c9e52 | 2495 | default: |
cb891a59 | 2496 | strbuf_addch(&sb, value[i]); |
480c9e52 AW |
2497 | break; |
2498 | } | |
cb891a59 KH |
2499 | strbuf_addf(&sb, "%s\n", quote); |
2500 | ||
d9bd4cbb | 2501 | ret = write_in_full(fd, sb.buf, sb.len); |
cb891a59 KH |
2502 | strbuf_release(&sb); |
2503 | ||
d9bd4cbb | 2504 | return ret; |
10bea152 JS |
2505 | } |
2506 | ||
22aedfcc JS |
2507 | /* |
2508 | * If we are about to unset the last key(s) in a section, and if there are | |
2509 | * no comments surrounding (or included in) the section, we will want to | |
2510 | * extend begin/end to remove the entire section. | |
2511 | * | |
2512 | * Note: the parameter `seen_ptr` points to the index into the store.seen | |
2513 | * array. * This index may be incremented if a section has more than one | |
2514 | * entry (which all are to be removed). | |
2515 | */ | |
2516 | static void maybe_remove_section(struct config_store_data *store, | |
2517 | const char *contents, | |
2518 | size_t *begin_offset, size_t *end_offset, | |
2519 | int *seen_ptr) | |
4ddba79d | 2520 | { |
22aedfcc JS |
2521 | size_t begin; |
2522 | int i, seen, section_seen = 0; | |
4ddba79d | 2523 | |
22aedfcc JS |
2524 | /* |
2525 | * First, ensure that this is the first key, and that there are no | |
2526 | * comments before the entry nor before the section header. | |
2527 | */ | |
2528 | seen = *seen_ptr; | |
2529 | for (i = store->seen[seen]; i > 0; i--) { | |
2530 | enum config_event_t type = store->parsed[i - 1].type; | |
2531 | ||
2532 | if (type == CONFIG_EVENT_COMMENT) | |
2533 | /* There is a comment before this entry or section */ | |
2534 | return; | |
2535 | if (type == CONFIG_EVENT_ENTRY) { | |
2536 | if (!section_seen) | |
2537 | /* This is not the section's first entry. */ | |
2538 | return; | |
2539 | /* We encountered no comment before the section. */ | |
2540 | break; | |
2541 | } | |
2542 | if (type == CONFIG_EVENT_SECTION) { | |
2543 | if (!store->parsed[i - 1].is_keys_section) | |
2544 | break; | |
2545 | section_seen = 1; | |
4ddba79d | 2546 | } |
7a31cc0f | 2547 | } |
22aedfcc JS |
2548 | begin = store->parsed[i].begin; |
2549 | ||
2550 | /* | |
2551 | * Next, make sure that we are removing he last key(s) in the section, | |
2552 | * and that there are no comments that are possibly about the current | |
2553 | * section. | |
2554 | */ | |
2555 | for (i = store->seen[seen] + 1; i < store->parsed_nr; i++) { | |
2556 | enum config_event_t type = store->parsed[i].type; | |
4ddba79d | 2557 | |
22aedfcc JS |
2558 | if (type == CONFIG_EVENT_COMMENT) |
2559 | return; | |
2560 | if (type == CONFIG_EVENT_SECTION) { | |
2561 | if (store->parsed[i].is_keys_section) | |
2562 | continue; | |
2563 | break; | |
2564 | } | |
2565 | if (type == CONFIG_EVENT_ENTRY) { | |
2566 | if (++seen < store->seen_nr && | |
2567 | i == store->seen[seen]) | |
2568 | /* We want to remove this entry, too */ | |
2569 | continue; | |
2570 | /* There is another entry in this section. */ | |
2571 | return; | |
2572 | } | |
2573 | } | |
2574 | ||
2575 | /* | |
2576 | * We are really removing the last entry/entries from this section, and | |
2577 | * there are no enclosed or surrounding comments. Remove the entire, | |
2578 | * now-empty section. | |
2579 | */ | |
2580 | *seen_ptr = seen; | |
2581 | *begin_offset = begin; | |
2582 | if (i < store->parsed_nr) | |
2583 | *end_offset = store->parsed[i].begin; | |
2584 | else | |
2585 | *end_offset = store->parsed[store->parsed_nr - 1].end; | |
4ddba79d JS |
2586 | } |
2587 | ||
30598ad0 PS |
2588 | int git_config_set_in_file_gently(const char *config_filename, |
2589 | const char *key, const char *value) | |
5ec31182 | 2590 | { |
30598ad0 | 2591 | return git_config_set_multivar_in_file_gently(config_filename, key, value, NULL, 0); |
5ec31182 RR |
2592 | } |
2593 | ||
3d180648 PS |
2594 | void git_config_set_in_file(const char *config_filename, |
2595 | const char *key, const char *value) | |
10bea152 | 2596 | { |
3d180648 | 2597 | git_config_set_multivar_in_file(config_filename, key, value, NULL, 0); |
b4c8aba6 PS |
2598 | } |
2599 | ||
30598ad0 | 2600 | int git_config_set_gently(const char *key, const char *value) |
10bea152 | 2601 | { |
30598ad0 | 2602 | return git_config_set_multivar_gently(key, value, NULL, 0); |
10bea152 JS |
2603 | } |
2604 | ||
3d180648 | 2605 | void git_config_set(const char *key, const char *value) |
b4c8aba6 | 2606 | { |
3d180648 | 2607 | git_config_set_multivar(key, value, NULL, 0); |
10bea152 JS |
2608 | } |
2609 | ||
2610 | /* | |
2611 | * If value==NULL, unset in (remove from) config, | |
2612 | * if value_regex!=NULL, disregard key/value pairs where value does not match. | |
c1063be2 JK |
2613 | * if value_regex==CONFIG_REGEX_NONE, do not match any existing values |
2614 | * (only add a new one) | |
4ddba79d JS |
2615 | * if multi_replace==0, nothing, or only one matching key/value is replaced, |
2616 | * else all matching key/values (regardless how many) are removed, | |
2617 | * before the new pair is written. | |
10bea152 JS |
2618 | * |
2619 | * Returns 0 on success. | |
2620 | * | |
2621 | * This function does this: | |
2622 | * | |
2623 | * - it locks the config file by creating ".git/config.lock" | |
2624 | * | |
2625 | * - it then parses the config using store_aux() as validator to find | |
2626 | * the position on the key/value pair to replace. If it is to be unset, | |
2627 | * it must be found exactly once. | |
2628 | * | |
2629 | * - the config file is mmap()ed and the part before the match (if any) is | |
2630 | * written to the lock file, then the changed part and the rest. | |
2631 | * | |
2632 | * - the config file is removed and the lock file rename()d to it. | |
2633 | * | |
2634 | */ | |
30598ad0 PS |
2635 | int git_config_set_multivar_in_file_gently(const char *config_filename, |
2636 | const char *key, const char *value, | |
2637 | const char *value_regex, | |
2638 | int multi_replace) | |
10bea152 | 2639 | { |
54d160ec | 2640 | int fd = -1, in_fd = -1; |
dafc88b1 | 2641 | int ret; |
bfffb48c | 2642 | struct lock_file lock = LOCK_INIT; |
0a5f5759 | 2643 | char *filename_buf = NULL; |
3a1b3126 JK |
2644 | char *contents = NULL; |
2645 | size_t contents_sz; | |
fee8572c JS |
2646 | struct config_store_data store; |
2647 | ||
2648 | memset(&store, 0, sizeof(store)); | |
4ddba79d | 2649 | |
b09c53a3 LP |
2650 | /* parse-key returns negative; flip the sign to feed exit(3) */ |
2651 | ret = 0 - git_config_parse_key(key, &store.key, &store.baselen); | |
2652 | if (ret) | |
dafc88b1 | 2653 | goto out_free; |
b17e659d JS |
2654 | |
2655 | store.multi_replace = multi_replace; | |
10bea152 | 2656 | |
0a5f5759 JK |
2657 | if (!config_filename) |
2658 | config_filename = filename_buf = git_pathdup("config"); | |
10bea152 JS |
2659 | |
2660 | /* | |
6cbf973c | 2661 | * The lock serves a purpose in addition to locking: the new |
10bea152 JS |
2662 | * contents of .git/config will be written into it. |
2663 | */ | |
bfffb48c | 2664 | fd = hold_lock_file_for_update(&lock, config_filename, 0); |
6cbf973c | 2665 | if (fd < 0) { |
f0658ec9 | 2666 | error_errno("could not lock config file %s", config_filename); |
7a397419 | 2667 | ret = CONFIG_NO_LOCK; |
dafc88b1 | 2668 | goto out_free; |
10bea152 JS |
2669 | } |
2670 | ||
2671 | /* | |
2672 | * If .git/config does not exist yet, write a minimal version. | |
2673 | */ | |
88fb958b AR |
2674 | in_fd = open(config_filename, O_RDONLY); |
2675 | if ( in_fd < 0 ) { | |
88fb958b | 2676 | if ( ENOENT != errno ) { |
f0658ec9 | 2677 | error_errno("opening %s", config_filename); |
7a397419 | 2678 | ret = CONFIG_INVALID_FILE; /* same as "invalid config file" */ |
dafc88b1 | 2679 | goto out_free; |
88fb958b | 2680 | } |
10bea152 JS |
2681 | /* if nothing to unset, error out */ |
2682 | if (value == NULL) { | |
7a397419 | 2683 | ret = CONFIG_NOTHING_SET; |
dafc88b1 | 2684 | goto out_free; |
10bea152 JS |
2685 | } |
2686 | ||
e7347cb9 MÅ |
2687 | free(store.key); |
2688 | store.key = xstrdup(key); | |
fee8572c JS |
2689 | if (write_section(fd, key, &store) < 0 || |
2690 | write_pair(fd, key, value, &store) < 0) | |
93c1e079 JH |
2691 | goto write_err_out; |
2692 | } else { | |
88fb958b | 2693 | struct stat st; |
3a1b3126 | 2694 | size_t copy_begin, copy_end; |
dc49cd76 | 2695 | int i, new_line = 0; |
6ae996f2 | 2696 | struct config_options opts; |
10bea152 JS |
2697 | |
2698 | if (value_regex == NULL) | |
2699 | store.value_regex = NULL; | |
c1063be2 JK |
2700 | else if (value_regex == CONFIG_REGEX_NONE) |
2701 | store.value_regex = CONFIG_REGEX_NONE; | |
10bea152 | 2702 | else { |
f98d863d JS |
2703 | if (value_regex[0] == '!') { |
2704 | store.do_not_match = 1; | |
2705 | value_regex++; | |
2706 | } else | |
2707 | store.do_not_match = 0; | |
2708 | ||
2d7320d0 | 2709 | store.value_regex = (regex_t*)xmalloc(sizeof(regex_t)); |
10bea152 JS |
2710 | if (regcomp(store.value_regex, value_regex, |
2711 | REG_EXTENDED)) { | |
64c0d71c | 2712 | error("invalid pattern: %s", value_regex); |
3b82542d | 2713 | FREE_AND_NULL(store.value_regex); |
7a397419 | 2714 | ret = CONFIG_INVALID_PATTERN; |
dafc88b1 | 2715 | goto out_free; |
10bea152 JS |
2716 | } |
2717 | } | |
2718 | ||
6ae996f2 JS |
2719 | ALLOC_GROW(store.parsed, 1, store.parsed_alloc); |
2720 | store.parsed[0].end = 0; | |
2721 | ||
2722 | memset(&opts, 0, sizeof(opts)); | |
2723 | opts.event_fn = store_aux_event; | |
2724 | opts.event_fn_data = &store; | |
10bea152 JS |
2725 | |
2726 | /* | |
6ae996f2 JS |
2727 | * After this, store.parsed will contain offsets of all the |
2728 | * parsed elements, and store.seen will contain a list of | |
2729 | * matches, as indices into store.parsed. | |
2730 | * | |
10bea152 JS |
2731 | * As a side effect, we make sure to transform only a valid |
2732 | * existing config file. | |
2733 | */ | |
6ae996f2 JS |
2734 | if (git_config_from_file_with_options(store_aux, |
2735 | config_filename, | |
2736 | &store, &opts)) { | |
64c0d71c | 2737 | error("invalid config file %s", config_filename); |
7a397419 | 2738 | ret = CONFIG_INVALID_FILE; |
dafc88b1 | 2739 | goto out_free; |
10bea152 JS |
2740 | } |
2741 | ||
4ddba79d | 2742 | /* if nothing to unset, or too many matches, error out */ |
668b9ade JS |
2743 | if ((store.seen_nr == 0 && value == NULL) || |
2744 | (store.seen_nr > 1 && multi_replace == 0)) { | |
7a397419 | 2745 | ret = CONFIG_NOTHING_SET; |
dafc88b1 | 2746 | goto out_free; |
10bea152 JS |
2747 | } |
2748 | ||
29647d79 NTND |
2749 | if (fstat(in_fd, &st) == -1) { |
2750 | error_errno(_("fstat on %s failed"), config_filename); | |
2751 | ret = CONFIG_INVALID_FILE; | |
2752 | goto out_free; | |
2753 | } | |
2754 | ||
dc49cd76 | 2755 | contents_sz = xsize_t(st.st_size); |
1570856b JK |
2756 | contents = xmmap_gently(NULL, contents_sz, PROT_READ, |
2757 | MAP_PRIVATE, in_fd, 0); | |
2758 | if (contents == MAP_FAILED) { | |
0e8771f1 JK |
2759 | if (errno == ENODEV && S_ISDIR(st.st_mode)) |
2760 | errno = EISDIR; | |
f0658ec9 | 2761 | error_errno("unable to mmap '%s'", config_filename); |
1570856b JK |
2762 | ret = CONFIG_INVALID_FILE; |
2763 | contents = NULL; | |
2764 | goto out_free; | |
2765 | } | |
10bea152 | 2766 | close(in_fd); |
54d160ec | 2767 | in_fd = -1; |
10bea152 | 2768 | |
bfffb48c JK |
2769 | if (chmod(get_lock_file_path(&lock), st.st_mode & 07777) < 0) { |
2770 | error_errno("chmod on %s failed", get_lock_file_path(&lock)); | |
daa22c6f EW |
2771 | ret = CONFIG_NO_WRITE; |
2772 | goto out_free; | |
2773 | } | |
2774 | ||
6ae996f2 JS |
2775 | if (store.seen_nr == 0) { |
2776 | if (!store.seen_alloc) { | |
2777 | /* Did not see key nor section */ | |
2778 | ALLOC_GROW(store.seen, 1, store.seen_alloc); | |
2779 | store.seen[0] = store.parsed_nr | |
2780 | - !!store.parsed_nr; | |
2781 | } | |
668b9ade | 2782 | store.seen_nr = 1; |
6ae996f2 | 2783 | } |
4ddba79d | 2784 | |
668b9ade | 2785 | for (i = 0, copy_begin = 0; i < store.seen_nr; i++) { |
6ae996f2 JS |
2786 | size_t replace_end; |
2787 | int j = store.seen[i]; | |
2788 | ||
46fc89ce | 2789 | new_line = 0; |
6ae996f2 | 2790 | if (!store.key_seen) { |
c71d8bb3 JS |
2791 | copy_end = store.parsed[j].end; |
2792 | /* include '\n' when copying section header */ | |
2793 | if (copy_end > 0 && copy_end < contents_sz && | |
2794 | contents[copy_end - 1] != '\n' && | |
2795 | contents[copy_end] == '\n') | |
2796 | copy_end++; | |
2797 | replace_end = copy_end; | |
6ae996f2 JS |
2798 | } else { |
2799 | replace_end = store.parsed[j].end; | |
2800 | copy_end = store.parsed[j].begin; | |
22aedfcc JS |
2801 | if (!value) |
2802 | maybe_remove_section(&store, contents, | |
2803 | ©_end, | |
2804 | &replace_end, &i); | |
6ae996f2 JS |
2805 | /* |
2806 | * Swallow preceding white-space on the same | |
2807 | * line. | |
2808 | */ | |
2809 | while (copy_end > 0 ) { | |
2810 | char c = contents[copy_end - 1]; | |
2811 | ||
2812 | if (isspace(c) && c != '\n') | |
2813 | copy_end--; | |
2814 | else | |
2815 | break; | |
2816 | } | |
2817 | } | |
4ddba79d | 2818 | |
02e5ba4a JK |
2819 | if (copy_end > 0 && contents[copy_end-1] != '\n') |
2820 | new_line = 1; | |
2821 | ||
4ddba79d JS |
2822 | /* write the first part of the config */ |
2823 | if (copy_end > copy_begin) { | |
93c1e079 | 2824 | if (write_in_full(fd, contents + copy_begin, |
efacf609 | 2825 | copy_end - copy_begin) < 0) |
93c1e079 JH |
2826 | goto write_err_out; |
2827 | if (new_line && | |
06f46f23 | 2828 | write_str_in_full(fd, "\n") < 0) |
93c1e079 | 2829 | goto write_err_out; |
4ddba79d | 2830 | } |
6ae996f2 | 2831 | copy_begin = replace_end; |
10bea152 JS |
2832 | } |
2833 | ||
10bea152 JS |
2834 | /* write the pair (value == NULL means unset) */ |
2835 | if (value != NULL) { | |
5221c315 | 2836 | if (!store.section_seen) { |
fee8572c | 2837 | if (write_section(fd, key, &store) < 0) |
93c1e079 | 2838 | goto write_err_out; |
480c9e52 | 2839 | } |
fee8572c | 2840 | if (write_pair(fd, key, value, &store) < 0) |
93c1e079 | 2841 | goto write_err_out; |
10bea152 JS |
2842 | } |
2843 | ||
2844 | /* write the rest of the config */ | |
dc49cd76 | 2845 | if (copy_begin < contents_sz) |
93c1e079 | 2846 | if (write_in_full(fd, contents + copy_begin, |
efacf609 | 2847 | contents_sz - copy_begin) < 0) |
93c1e079 | 2848 | goto write_err_out; |
7a64592c KB |
2849 | |
2850 | munmap(contents, contents_sz); | |
2851 | contents = NULL; | |
10bea152 JS |
2852 | } |
2853 | ||
bfffb48c | 2854 | if (commit_lock_file(&lock) < 0) { |
f0658ec9 | 2855 | error_errno("could not write config file %s", config_filename); |
7a397419 | 2856 | ret = CONFIG_NO_WRITE; |
dafc88b1 | 2857 | goto out_free; |
10bea152 JS |
2858 | } |
2859 | ||
dafc88b1 SH |
2860 | ret = 0; |
2861 | ||
3c8687a7 TA |
2862 | /* Invalidate the config cache */ |
2863 | git_config_clear(); | |
2864 | ||
dafc88b1 | 2865 | out_free: |
bfffb48c | 2866 | rollback_lock_file(&lock); |
0a5f5759 | 2867 | free(filename_buf); |
3a1b3126 JK |
2868 | if (contents) |
2869 | munmap(contents, contents_sz); | |
54d160ec SS |
2870 | if (in_fd >= 0) |
2871 | close(in_fd); | |
2a00e594 | 2872 | config_store_data_clear(&store); |
dafc88b1 | 2873 | return ret; |
93c1e079 JH |
2874 | |
2875 | write_err_out: | |
bfffb48c | 2876 | ret = write_error(get_lock_file_path(&lock)); |
93c1e079 JH |
2877 | goto out_free; |
2878 | ||
10bea152 JS |
2879 | } |
2880 | ||
3d180648 PS |
2881 | void git_config_set_multivar_in_file(const char *config_filename, |
2882 | const char *key, const char *value, | |
2883 | const char *value_regex, int multi_replace) | |
b4c8aba6 | 2884 | { |
1cae428e JK |
2885 | if (!git_config_set_multivar_in_file_gently(config_filename, key, value, |
2886 | value_regex, multi_replace)) | |
2887 | return; | |
2888 | if (value) | |
8c3ca351 | 2889 | die(_("could not set '%s' to '%s'"), key, value); |
1cae428e JK |
2890 | else |
2891 | die(_("could not unset '%s'"), key); | |
b4c8aba6 PS |
2892 | } |
2893 | ||
30598ad0 PS |
2894 | int git_config_set_multivar_gently(const char *key, const char *value, |
2895 | const char *value_regex, int multi_replace) | |
5ec31182 | 2896 | { |
30598ad0 PS |
2897 | return git_config_set_multivar_in_file_gently(NULL, key, value, value_regex, |
2898 | multi_replace); | |
5ec31182 RR |
2899 | } |
2900 | ||
3d180648 PS |
2901 | void git_config_set_multivar(const char *key, const char *value, |
2902 | const char *value_regex, int multi_replace) | |
5ec31182 | 2903 | { |
3d180648 PS |
2904 | git_config_set_multivar_in_file(NULL, key, value, value_regex, |
2905 | multi_replace); | |
5ec31182 RR |
2906 | } |
2907 | ||
118f8b24 PB |
2908 | static int section_name_match (const char *buf, const char *name) |
2909 | { | |
2910 | int i = 0, j = 0, dot = 0; | |
a4c0d463 AV |
2911 | if (buf[i] != '[') |
2912 | return 0; | |
2913 | for (i = 1; buf[i] && buf[i] != ']'; i++) { | |
118f8b24 PB |
2914 | if (!dot && isspace(buf[i])) { |
2915 | dot = 1; | |
2916 | if (name[j++] != '.') | |
2917 | break; | |
2918 | for (i++; isspace(buf[i]); i++) | |
2919 | ; /* do nothing */ | |
2920 | if (buf[i] != '"') | |
2921 | break; | |
2922 | continue; | |
2923 | } | |
2924 | if (buf[i] == '\\' && dot) | |
2925 | i++; | |
2926 | else if (buf[i] == '"' && dot) { | |
2927 | for (i++; isspace(buf[i]); i++) | |
2928 | ; /* do_nothing */ | |
2929 | break; | |
2930 | } | |
2931 | if (buf[i] != name[j++]) | |
2932 | break; | |
2933 | } | |
a4c0d463 AV |
2934 | if (buf[i] == ']' && name[j] == 0) { |
2935 | /* | |
2936 | * We match, now just find the right length offset by | |
2937 | * gobbling up any whitespace after it, as well | |
2938 | */ | |
2939 | i++; | |
2940 | for (; buf[i] && isspace(buf[i]); i++) | |
2941 | ; /* do nothing */ | |
2942 | return i; | |
2943 | } | |
2944 | return 0; | |
118f8b24 PB |
2945 | } |
2946 | ||
94a35b1a JK |
2947 | static int section_name_is_ok(const char *name) |
2948 | { | |
2949 | /* Empty section names are bogus. */ | |
2950 | if (!*name) | |
2951 | return 0; | |
2952 | ||
2953 | /* | |
2954 | * Before a dot, we must be alphanumeric or dash. After the first dot, | |
2955 | * anything goes, so we can stop checking. | |
2956 | */ | |
2957 | for (; *name && *name != '.'; name++) | |
2958 | if (*name != '-' && !isalnum(*name)) | |
2959 | return 0; | |
2960 | return 1; | |
2961 | } | |
2962 | ||
118f8b24 | 2963 | /* if new_name == NULL, the section is removed instead */ |
52d59cc6 | 2964 | static int git_config_copy_or_rename_section_in_file(const char *config_filename, |
fee8572c JS |
2965 | const char *old_name, |
2966 | const char *new_name, int copy) | |
0667fcfb | 2967 | { |
118f8b24 | 2968 | int ret = 0, remove = 0; |
42bd39b5 | 2969 | char *filename_buf = NULL; |
837e34eb | 2970 | struct lock_file lock = LOCK_INIT; |
0667fcfb JS |
2971 | int out_fd; |
2972 | char buf[1024]; | |
4db7dbdb | 2973 | FILE *config_file = NULL; |
daa22c6f | 2974 | struct stat st; |
52d59cc6 | 2975 | struct strbuf copystr = STRBUF_INIT; |
fee8572c JS |
2976 | struct config_store_data store; |
2977 | ||
2978 | memset(&store, 0, sizeof(store)); | |
0667fcfb | 2979 | |
94a35b1a JK |
2980 | if (new_name && !section_name_is_ok(new_name)) { |
2981 | ret = error("invalid section name: %s", new_name); | |
c06fa62d | 2982 | goto out_no_rollback; |
94a35b1a JK |
2983 | } |
2984 | ||
42bd39b5 JK |
2985 | if (!config_filename) |
2986 | config_filename = filename_buf = git_pathdup("config"); | |
2987 | ||
837e34eb | 2988 | out_fd = hold_lock_file_for_update(&lock, config_filename, 0); |
fc1905bb | 2989 | if (out_fd < 0) { |
64c0d71c | 2990 | ret = error("could not lock config file %s", config_filename); |
fc1905bb JH |
2991 | goto out; |
2992 | } | |
0667fcfb | 2993 | |
fc1905bb | 2994 | if (!(config_file = fopen(config_filename, "rb"))) { |
11dc1fcb NTND |
2995 | ret = warn_on_fopen_errors(config_filename); |
2996 | if (ret) | |
2997 | goto out; | |
01ebb9dc | 2998 | /* no config file means nothing to rename, no error */ |
6e45b43f | 2999 | goto commit_and_out; |
fc1905bb | 3000 | } |
0667fcfb | 3001 | |
29647d79 NTND |
3002 | if (fstat(fileno(config_file), &st) == -1) { |
3003 | ret = error_errno(_("fstat on %s failed"), config_filename); | |
3004 | goto out; | |
3005 | } | |
daa22c6f | 3006 | |
837e34eb | 3007 | if (chmod(get_lock_file_path(&lock), st.st_mode & 07777) < 0) { |
f0658ec9 | 3008 | ret = error_errno("chmod on %s failed", |
837e34eb | 3009 | get_lock_file_path(&lock)); |
daa22c6f EW |
3010 | goto out; |
3011 | } | |
3012 | ||
0667fcfb JS |
3013 | while (fgets(buf, sizeof(buf), config_file)) { |
3014 | int i; | |
480c9e52 | 3015 | int length; |
52d59cc6 | 3016 | int is_section = 0; |
9a5abfc7 | 3017 | char *output = buf; |
0667fcfb JS |
3018 | for (i = 0; buf[i] && isspace(buf[i]); i++) |
3019 | ; /* do nothing */ | |
3020 | if (buf[i] == '[') { | |
3021 | /* it's a section */ | |
52d59cc6 SD |
3022 | int offset; |
3023 | is_section = 1; | |
3024 | ||
3025 | /* | |
3026 | * When encountering a new section under -c we | |
3027 | * need to flush out any section we're already | |
3028 | * coping and begin anew. There might be | |
3029 | * multiple [branch "$name"] sections. | |
3030 | */ | |
3031 | if (copystr.len > 0) { | |
c5e3bc6e | 3032 | if (write_in_full(out_fd, copystr.buf, copystr.len) < 0) { |
0b646bca | 3033 | ret = write_error(get_lock_file_path(&lock)); |
52d59cc6 SD |
3034 | goto out; |
3035 | } | |
3036 | strbuf_reset(©str); | |
3037 | } | |
3038 | ||
3039 | offset = section_name_match(&buf[i], old_name); | |
a4c0d463 | 3040 | if (offset > 0) { |
118f8b24 PB |
3041 | ret++; |
3042 | if (new_name == NULL) { | |
3043 | remove = 1; | |
0667fcfb JS |
3044 | continue; |
3045 | } | |
0667fcfb | 3046 | store.baselen = strlen(new_name); |
52d59cc6 | 3047 | if (!copy) { |
fee8572c | 3048 | if (write_section(out_fd, new_name, &store) < 0) { |
0b646bca | 3049 | ret = write_error(get_lock_file_path(&lock)); |
52d59cc6 SD |
3050 | goto out; |
3051 | } | |
9a5abfc7 | 3052 | /* |
52d59cc6 SD |
3053 | * We wrote out the new section, with |
3054 | * a newline, now skip the old | |
3055 | * section's length | |
9a5abfc7 | 3056 | */ |
52d59cc6 SD |
3057 | output += offset + i; |
3058 | if (strlen(output) > 0) { | |
3059 | /* | |
3060 | * More content means there's | |
3061 | * a declaration to put on the | |
3062 | * next line; indent with a | |
3063 | * tab | |
3064 | */ | |
3065 | output -= 1; | |
3066 | output[0] = '\t'; | |
3067 | } | |
3068 | } else { | |
fee8572c | 3069 | copystr = store_create_section(new_name, &store); |
9a5abfc7 | 3070 | } |
0667fcfb | 3071 | } |
118f8b24 | 3072 | remove = 0; |
0667fcfb | 3073 | } |
118f8b24 PB |
3074 | if (remove) |
3075 | continue; | |
9a5abfc7 | 3076 | length = strlen(output); |
52d59cc6 SD |
3077 | |
3078 | if (!is_section && copystr.len > 0) { | |
3079 | strbuf_add(©str, output, length); | |
3080 | } | |
3081 | ||
06f46f23 | 3082 | if (write_in_full(out_fd, output, length) < 0) { |
837e34eb | 3083 | ret = write_error(get_lock_file_path(&lock)); |
480c9e52 AW |
3084 | goto out; |
3085 | } | |
0667fcfb | 3086 | } |
52d59cc6 SD |
3087 | |
3088 | /* | |
3089 | * Copy a trailing section at the end of the config, won't be | |
3090 | * flushed by the usual "flush because we have a new section | |
3091 | * logic in the loop above. | |
3092 | */ | |
3093 | if (copystr.len > 0) { | |
c5e3bc6e | 3094 | if (write_in_full(out_fd, copystr.buf, copystr.len) < 0) { |
0b646bca | 3095 | ret = write_error(get_lock_file_path(&lock)); |
52d59cc6 SD |
3096 | goto out; |
3097 | } | |
3098 | strbuf_reset(©str); | |
3099 | } | |
3100 | ||
fc1905bb | 3101 | fclose(config_file); |
4db7dbdb | 3102 | config_file = NULL; |
6e45b43f | 3103 | commit_and_out: |
837e34eb | 3104 | if (commit_lock_file(&lock) < 0) |
f0658ec9 NTND |
3105 | ret = error_errno("could not write config file %s", |
3106 | config_filename); | |
8b590075 | 3107 | out: |
4db7dbdb JS |
3108 | if (config_file) |
3109 | fclose(config_file); | |
837e34eb | 3110 | rollback_lock_file(&lock); |
c06fa62d | 3111 | out_no_rollback: |
42bd39b5 | 3112 | free(filename_buf); |
2a00e594 | 3113 | config_store_data_clear(&store); |
0667fcfb JS |
3114 | return ret; |
3115 | } | |
40ea4ed9 | 3116 | |
52d59cc6 SD |
3117 | int git_config_rename_section_in_file(const char *config_filename, |
3118 | const char *old_name, const char *new_name) | |
3119 | { | |
3120 | return git_config_copy_or_rename_section_in_file(config_filename, | |
3121 | old_name, new_name, 0); | |
3122 | } | |
3123 | ||
42bd39b5 JK |
3124 | int git_config_rename_section(const char *old_name, const char *new_name) |
3125 | { | |
4a7bb5ba | 3126 | return git_config_rename_section_in_file(NULL, old_name, new_name); |
42bd39b5 JK |
3127 | } |
3128 | ||
52d59cc6 SD |
3129 | int git_config_copy_section_in_file(const char *config_filename, |
3130 | const char *old_name, const char *new_name) | |
3131 | { | |
3132 | return git_config_copy_or_rename_section_in_file(config_filename, | |
3133 | old_name, new_name, 1); | |
3134 | } | |
3135 | ||
3136 | int git_config_copy_section(const char *old_name, const char *new_name) | |
3137 | { | |
3138 | return git_config_copy_section_in_file(NULL, old_name, new_name); | |
3139 | } | |
3140 | ||
40ea4ed9 JH |
3141 | /* |
3142 | * Call this to report error for your variable that should not | |
3143 | * get a boolean value (i.e. "[my] var" means "true"). | |
3144 | */ | |
a469a101 | 3145 | #undef config_error_nonbool |
40ea4ed9 JH |
3146 | int config_error_nonbool(const char *var) |
3147 | { | |
8c3ca351 | 3148 | return error("missing value for '%s'", var); |
40ea4ed9 | 3149 | } |
1b86bbb0 JK |
3150 | |
3151 | int parse_config_key(const char *var, | |
3152 | const char *section, | |
3153 | const char **subsection, int *subsection_len, | |
3154 | const char **key) | |
3155 | { | |
1b86bbb0 JK |
3156 | const char *dot; |
3157 | ||
3158 | /* Does it start with "section." ? */ | |
e3394fdc | 3159 | if (!skip_prefix(var, section, &var) || *var != '.') |
1b86bbb0 JK |
3160 | return -1; |
3161 | ||
3162 | /* | |
3163 | * Find the key; we don't know yet if we have a subsection, but we must | |
3164 | * parse backwards from the end, since the subsection may have dots in | |
3165 | * it, too. | |
3166 | */ | |
3167 | dot = strrchr(var, '.'); | |
3168 | *key = dot + 1; | |
3169 | ||
3170 | /* Did we have a subsection at all? */ | |
e3394fdc | 3171 | if (dot == var) { |
48f8d9f7 JK |
3172 | if (subsection) { |
3173 | *subsection = NULL; | |
3174 | *subsection_len = 0; | |
3175 | } | |
1b86bbb0 JK |
3176 | } |
3177 | else { | |
48f8d9f7 JK |
3178 | if (!subsection) |
3179 | return -1; | |
e3394fdc | 3180 | *subsection = var + 1; |
1b86bbb0 JK |
3181 | *subsection_len = dot - *subsection; |
3182 | } | |
3183 | ||
3184 | return 0; | |
3185 | } | |
473166b9 LS |
3186 | |
3187 | const char *current_config_origin_type(void) | |
3188 | { | |
1b8132d9 | 3189 | int type; |
0d44a2da JK |
3190 | if (current_config_kvi) |
3191 | type = current_config_kvi->origin_type; | |
3192 | else if(cf) | |
3193 | type = cf->origin_type; | |
3194 | else | |
033abf97 | 3195 | BUG("current_config_origin_type called outside config callback"); |
1b8132d9 VA |
3196 | |
3197 | switch (type) { | |
3198 | case CONFIG_ORIGIN_BLOB: | |
3199 | return "blob"; | |
3200 | case CONFIG_ORIGIN_FILE: | |
3201 | return "file"; | |
3202 | case CONFIG_ORIGIN_STDIN: | |
3203 | return "standard input"; | |
3204 | case CONFIG_ORIGIN_SUBMODULE_BLOB: | |
3205 | return "submodule-blob"; | |
3206 | case CONFIG_ORIGIN_CMDLINE: | |
3207 | return "command line"; | |
3208 | default: | |
033abf97 | 3209 | BUG("unknown config origin type"); |
1b8132d9 | 3210 | } |
473166b9 LS |
3211 | } |
3212 | ||
3213 | const char *current_config_name(void) | |
3214 | { | |
0d44a2da JK |
3215 | const char *name; |
3216 | if (current_config_kvi) | |
3217 | name = current_config_kvi->filename; | |
3218 | else if (cf) | |
3219 | name = cf->name; | |
3220 | else | |
033abf97 | 3221 | BUG("current_config_name called outside config callback"); |
0d44a2da | 3222 | return name ? name : ""; |
473166b9 | 3223 | } |
9acc5911 JK |
3224 | |
3225 | enum config_scope current_config_scope(void) | |
3226 | { | |
3227 | if (current_config_kvi) | |
3228 | return current_config_kvi->scope; | |
3229 | else | |
3230 | return current_parsing_scope; | |
473166b9 | 3231 | } |
a73b3680 NTND |
3232 | |
3233 | int lookup_config(const char **mapping, int nr_mapping, const char *var) | |
3234 | { | |
3235 | int i; | |
3236 | ||
3237 | for (i = 0; i < nr_mapping; i++) { | |
3238 | const char *name = mapping[i]; | |
3239 | ||
3240 | if (name && !strcasecmp(var, name)) | |
3241 | return i; | |
3242 | } | |
3243 | return -1; | |
3244 | } |