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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; |
66f97228 | 35 | enum config_error_action default_error_action; |
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 | ||
66f97228 JK |
813 | switch (opts && opts->error_action ? |
814 | opts->error_action : | |
815 | cf->default_error_action) { | |
816 | case CONFIG_ERROR_DIE: | |
1b8132d9 | 817 | die("%s", error_msg); |
66f97228 JK |
818 | break; |
819 | case CONFIG_ERROR_ERROR: | |
1b8132d9 | 820 | error_return = error("%s", error_msg); |
66f97228 | 821 | break; |
63583203 JK |
822 | case CONFIG_ERROR_SILENT: |
823 | error_return = -1; | |
824 | break; | |
66f97228 JK |
825 | case CONFIG_ERROR_UNSET: |
826 | BUG("config error action unset"); | |
827 | } | |
1b8132d9 VA |
828 | |
829 | free(error_msg); | |
830 | return error_return; | |
17712991 LT |
831 | } |
832 | ||
ebaa1bd4 | 833 | static int parse_unit_factor(const char *end, uintmax_t *val) |
0b87b6e0 BD |
834 | { |
835 | if (!*end) | |
836 | return 1; | |
c8deb5a1 SP |
837 | else if (!strcasecmp(end, "k")) { |
838 | *val *= 1024; | |
839 | return 1; | |
840 | } | |
841 | else if (!strcasecmp(end, "m")) { | |
842 | *val *= 1024 * 1024; | |
843 | return 1; | |
844 | } | |
845 | else if (!strcasecmp(end, "g")) { | |
846 | *val *= 1024 * 1024 * 1024; | |
847 | return 1; | |
848 | } | |
849 | return 0; | |
0b87b6e0 BD |
850 | } |
851 | ||
7192777d | 852 | static int git_parse_signed(const char *value, intmax_t *ret, intmax_t max) |
0b87b6e0 BD |
853 | { |
854 | if (value && *value) { | |
855 | char *end; | |
ebaa1bd4 NA |
856 | intmax_t val; |
857 | uintmax_t uval; | |
858 | uintmax_t factor = 1; | |
859 | ||
860 | errno = 0; | |
861 | val = strtoimax(value, &end, 0); | |
862 | if (errno == ERANGE) | |
863 | return 0; | |
33fdd77e JK |
864 | if (!parse_unit_factor(end, &factor)) { |
865 | errno = EINVAL; | |
c8deb5a1 | 866 | return 0; |
33fdd77e | 867 | } |
83915ba5 | 868 | uval = labs(val); |
ebaa1bd4 | 869 | uval *= factor; |
83915ba5 | 870 | if (uval > max || labs(val) > uval) { |
33fdd77e | 871 | errno = ERANGE; |
ebaa1bd4 | 872 | return 0; |
33fdd77e | 873 | } |
ebaa1bd4 NA |
874 | val *= factor; |
875 | *ret = val; | |
0b87b6e0 BD |
876 | return 1; |
877 | } | |
33fdd77e | 878 | errno = EINVAL; |
0b87b6e0 BD |
879 | return 0; |
880 | } | |
881 | ||
0b4dc661 | 882 | static int git_parse_unsigned(const char *value, uintmax_t *ret, uintmax_t max) |
17712991 LT |
883 | { |
884 | if (value && *value) { | |
885 | char *end; | |
ebaa1bd4 NA |
886 | uintmax_t val; |
887 | uintmax_t oldval; | |
888 | ||
889 | errno = 0; | |
890 | val = strtoumax(value, &end, 0); | |
891 | if (errno == ERANGE) | |
892 | return 0; | |
893 | oldval = val; | |
33fdd77e JK |
894 | if (!parse_unit_factor(end, &val)) { |
895 | errno = EINVAL; | |
c8deb5a1 | 896 | return 0; |
33fdd77e JK |
897 | } |
898 | if (val > max || oldval > val) { | |
899 | errno = ERANGE; | |
ebaa1bd4 | 900 | return 0; |
33fdd77e | 901 | } |
c8deb5a1 | 902 | *ret = val; |
0b87b6e0 | 903 | return 1; |
17712991 | 904 | } |
33fdd77e | 905 | errno = EINVAL; |
0b87b6e0 BD |
906 | return 0; |
907 | } | |
908 | ||
42d194e9 | 909 | static int git_parse_int(const char *value, int *ret) |
c1867cea | 910 | { |
7192777d | 911 | intmax_t tmp; |
42d194e9 | 912 | if (!git_parse_signed(value, &tmp, maximum_signed_value_of_type(int))) |
7192777d JK |
913 | return 0; |
914 | *ret = tmp; | |
915 | return 1; | |
916 | } | |
917 | ||
00160242 JK |
918 | static int git_parse_int64(const char *value, int64_t *ret) |
919 | { | |
920 | intmax_t tmp; | |
921 | if (!git_parse_signed(value, &tmp, maximum_signed_value_of_type(int64_t))) | |
922 | return 0; | |
923 | *ret = tmp; | |
924 | return 1; | |
925 | } | |
926 | ||
7192777d JK |
927 | int git_parse_ulong(const char *value, unsigned long *ret) |
928 | { | |
929 | uintmax_t tmp; | |
930 | if (!git_parse_unsigned(value, &tmp, maximum_unsigned_value_of_type(long))) | |
931 | return 0; | |
932 | *ret = tmp; | |
933 | return 1; | |
934 | } | |
935 | ||
37ee680d DT |
936 | static int git_parse_ssize_t(const char *value, ssize_t *ret) |
937 | { | |
938 | intmax_t tmp; | |
939 | if (!git_parse_signed(value, &tmp, maximum_signed_value_of_type(ssize_t))) | |
940 | return 0; | |
941 | *ret = tmp; | |
942 | return 1; | |
943 | } | |
944 | ||
06bdc23b | 945 | NORETURN |
2f666581 | 946 | static void die_bad_number(const char *name, const char *value) |
c1867cea | 947 | { |
078fe305 JNA |
948 | const char * error_type = (errno == ERANGE)? _("out of range"):_("invalid unit"); |
949 | ||
2f666581 JK |
950 | if (!value) |
951 | value = ""; | |
952 | ||
1b8132d9 | 953 | if (!(cf && cf->name)) |
078fe305 JNA |
954 | die(_("bad numeric config value '%s' for '%s': %s"), |
955 | value, name, error_type); | |
1b8132d9 VA |
956 | |
957 | switch (cf->origin_type) { | |
958 | case CONFIG_ORIGIN_BLOB: | |
078fe305 JNA |
959 | die(_("bad numeric config value '%s' for '%s' in blob %s: %s"), |
960 | value, name, cf->name, error_type); | |
1b8132d9 | 961 | case CONFIG_ORIGIN_FILE: |
078fe305 JNA |
962 | die(_("bad numeric config value '%s' for '%s' in file %s: %s"), |
963 | value, name, cf->name, error_type); | |
1b8132d9 | 964 | case CONFIG_ORIGIN_STDIN: |
078fe305 JNA |
965 | die(_("bad numeric config value '%s' for '%s' in standard input: %s"), |
966 | value, name, error_type); | |
1b8132d9 | 967 | case CONFIG_ORIGIN_SUBMODULE_BLOB: |
078fe305 JNA |
968 | die(_("bad numeric config value '%s' for '%s' in submodule-blob %s: %s"), |
969 | value, name, cf->name, error_type); | |
1b8132d9 | 970 | case CONFIG_ORIGIN_CMDLINE: |
078fe305 JNA |
971 | die(_("bad numeric config value '%s' for '%s' in command line %s: %s"), |
972 | value, name, cf->name, error_type); | |
1b8132d9 | 973 | default: |
078fe305 JNA |
974 | die(_("bad numeric config value '%s' for '%s' in %s: %s"), |
975 | value, name, cf->name, error_type); | |
1b8132d9 | 976 | } |
c1867cea JK |
977 | } |
978 | ||
0b87b6e0 BD |
979 | int git_config_int(const char *name, const char *value) |
980 | { | |
42d194e9 JK |
981 | int ret; |
982 | if (!git_parse_int(value, &ret)) | |
2f666581 | 983 | die_bad_number(name, value); |
0b87b6e0 BD |
984 | return ret; |
985 | } | |
986 | ||
00160242 JK |
987 | int64_t git_config_int64(const char *name, const char *value) |
988 | { | |
989 | int64_t ret; | |
990 | if (!git_parse_int64(value, &ret)) | |
991 | die_bad_number(name, value); | |
0b87b6e0 BD |
992 | return ret; |
993 | } | |
994 | ||
995 | unsigned long git_config_ulong(const char *name, const char *value) | |
996 | { | |
997 | unsigned long ret; | |
998 | if (!git_parse_ulong(value, &ret)) | |
2f666581 | 999 | die_bad_number(name, value); |
0b87b6e0 | 1000 | return ret; |
17712991 LT |
1001 | } |
1002 | ||
37ee680d DT |
1003 | ssize_t git_config_ssize_t(const char *name, const char *value) |
1004 | { | |
1005 | ssize_t ret; | |
1006 | if (!git_parse_ssize_t(value, &ret)) | |
1007 | die_bad_number(name, value); | |
1008 | return ret; | |
1009 | } | |
1010 | ||
9be04d64 | 1011 | static int git_parse_maybe_bool_text(const char *value) |
17712991 LT |
1012 | { |
1013 | if (!value) | |
1014 | return 1; | |
1015 | if (!*value) | |
1016 | return 0; | |
8420ccd8 JH |
1017 | if (!strcasecmp(value, "true") |
1018 | || !strcasecmp(value, "yes") | |
1019 | || !strcasecmp(value, "on")) | |
17712991 | 1020 | return 1; |
8420ccd8 JH |
1021 | if (!strcasecmp(value, "false") |
1022 | || !strcasecmp(value, "no") | |
1023 | || !strcasecmp(value, "off")) | |
17712991 | 1024 | return 0; |
8420ccd8 JH |
1025 | return -1; |
1026 | } | |
1027 | ||
9be04d64 | 1028 | int git_parse_maybe_bool(const char *value) |
b2be2f6a | 1029 | { |
9be04d64 | 1030 | int v = git_parse_maybe_bool_text(value); |
b2be2f6a JK |
1031 | if (0 <= v) |
1032 | return v; | |
42d194e9 | 1033 | if (git_parse_int(value, &v)) |
db6195ef | 1034 | return !!v; |
b2be2f6a JK |
1035 | return -1; |
1036 | } | |
1037 | ||
8420ccd8 JH |
1038 | int git_config_bool_or_int(const char *name, const char *value, int *is_bool) |
1039 | { | |
9be04d64 | 1040 | int v = git_parse_maybe_bool_text(value); |
8420ccd8 JH |
1041 | if (0 <= v) { |
1042 | *is_bool = 1; | |
1043 | return v; | |
1044 | } | |
a53f2ec6 | 1045 | *is_bool = 0; |
c35b0b58 | 1046 | return git_config_int(name, value); |
17712991 LT |
1047 | } |
1048 | ||
a53f2ec6 JH |
1049 | int git_config_bool(const char *name, const char *value) |
1050 | { | |
1051 | int discard; | |
c35b0b58 | 1052 | return !!git_config_bool_or_int(name, value, &discard); |
a53f2ec6 JH |
1053 | } |
1054 | ||
ea5105a5 CC |
1055 | int git_config_string(const char **dest, const char *var, const char *value) |
1056 | { | |
1057 | if (!value) | |
1058 | return config_error_nonbool(var); | |
1059 | *dest = xstrdup(value); | |
1060 | return 0; | |
1061 | } | |
1062 | ||
395de250 MM |
1063 | int git_config_pathname(const char **dest, const char *var, const char *value) |
1064 | { | |
1065 | if (!value) | |
1066 | return config_error_nonbool(var); | |
4aad2f16 | 1067 | *dest = expand_user_path(value, 0); |
395de250 | 1068 | if (!*dest) |
8262aaa2 | 1069 | die(_("failed to expand user dir in: '%s'"), value); |
395de250 MM |
1070 | return 0; |
1071 | } | |
1072 | ||
5f967424 HM |
1073 | int git_config_expiry_date(timestamp_t *timestamp, const char *var, const char *value) |
1074 | { | |
1075 | if (!value) | |
1076 | return config_error_nonbool(var); | |
1077 | if (parse_expiry_date(value, timestamp)) | |
1078 | return error(_("'%s' for '%s' is not a valid timestamp"), | |
1079 | value, var); | |
1080 | return 0; | |
1081 | } | |
1082 | ||
6d2f9acc TB |
1083 | int git_config_color(char *dest, const char *var, const char *value) |
1084 | { | |
1085 | if (!value) | |
1086 | return config_error_nonbool(var); | |
1087 | if (color_parse(value, dest) < 0) | |
1088 | return -1; | |
1089 | return 0; | |
1090 | } | |
1091 | ||
806e2ad7 | 1092 | static int git_default_core_config(const char *var, const char *value) |
17712991 LT |
1093 | { |
1094 | /* This needs a better name */ | |
1095 | if (!strcmp(var, "core.filemode")) { | |
1096 | trust_executable_bit = git_config_bool(var, value); | |
1097 | return 0; | |
1098 | } | |
1ce4790b AR |
1099 | if (!strcmp(var, "core.trustctime")) { |
1100 | trust_ctime = git_config_bool(var, value); | |
1101 | return 0; | |
1102 | } | |
c1b5d738 | 1103 | if (!strcmp(var, "core.checkstat")) { |
c08e4d5b RR |
1104 | if (!strcasecmp(value, "default")) |
1105 | check_stat = 1; | |
1106 | else if (!strcasecmp(value, "minimal")) | |
1107 | check_stat = 0; | |
1108 | } | |
17712991 | 1109 | |
9378c161 JH |
1110 | if (!strcmp(var, "core.quotepath")) { |
1111 | quote_path_fully = git_config_bool(var, value); | |
1112 | return 0; | |
1113 | } | |
1114 | ||
78a8d641 JS |
1115 | if (!strcmp(var, "core.symlinks")) { |
1116 | has_symlinks = git_config_bool(var, value); | |
1117 | return 0; | |
1118 | } | |
1119 | ||
0a9b88b7 LT |
1120 | if (!strcmp(var, "core.ignorecase")) { |
1121 | ignore_case = git_config_bool(var, value); | |
1122 | return 0; | |
1123 | } | |
1124 | ||
64589a03 JH |
1125 | if (!strcmp(var, "core.attributesfile")) |
1126 | return git_config_pathname(&git_attributes_file, var, value); | |
1127 | ||
867ad08a ÆAB |
1128 | if (!strcmp(var, "core.hookspath")) |
1129 | return git_config_pathname(&git_hooks_path, var, value); | |
1130 | ||
7d1864ce JH |
1131 | if (!strcmp(var, "core.bare")) { |
1132 | is_bare_repository_cfg = git_config_bool(var, value); | |
1133 | return 0; | |
1134 | } | |
1135 | ||
5f73076c JH |
1136 | if (!strcmp(var, "core.ignorestat")) { |
1137 | assume_unchanged = git_config_bool(var, value); | |
1138 | return 0; | |
1139 | } | |
1140 | ||
e388c738 JH |
1141 | if (!strcmp(var, "core.prefersymlinkrefs")) { |
1142 | prefer_symlink_refs = git_config_bool(var, value); | |
f8348be3 JS |
1143 | return 0; |
1144 | } | |
1145 | ||
6de08ae6 | 1146 | if (!strcmp(var, "core.logallrefupdates")) { |
341fb286 CW |
1147 | if (value && !strcasecmp(value, "always")) |
1148 | log_all_ref_updates = LOG_REFS_ALWAYS; | |
1149 | else if (git_config_bool(var, value)) | |
1150 | log_all_ref_updates = LOG_REFS_NORMAL; | |
1151 | else | |
1152 | log_all_ref_updates = LOG_REFS_NONE; | |
6de08ae6 SP |
1153 | return 0; |
1154 | } | |
1155 | ||
2f8acdb3 JH |
1156 | if (!strcmp(var, "core.warnambiguousrefs")) { |
1157 | warn_ambiguous_refs = git_config_bool(var, value); | |
1158 | return 0; | |
1159 | } | |
1160 | ||
a71f09fe | 1161 | if (!strcmp(var, "core.abbrev")) { |
48d5014d JH |
1162 | if (!value) |
1163 | return config_error_nonbool(var); | |
1164 | if (!strcasecmp(value, "auto")) | |
1165 | default_abbrev = -1; | |
1166 | else { | |
1167 | int abbrev = git_config_int(var, value); | |
1168 | if (abbrev < minimum_abbrev || abbrev > 40) | |
1169 | return error("abbrev length out of range: %d", abbrev); | |
1170 | default_abbrev = abbrev; | |
1171 | } | |
dce96489 LT |
1172 | return 0; |
1173 | } | |
1174 | ||
5b33cb1f JK |
1175 | if (!strcmp(var, "core.disambiguate")) |
1176 | return set_disambiguate_hint_config(var, value); | |
1177 | ||
960ccca6 | 1178 | if (!strcmp(var, "core.loosecompression")) { |
12f6c308 JBH |
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); |
12f6c308 | 1184 | zlib_compression_level = level; |
960ccca6 DH |
1185 | zlib_compression_seen = 1; |
1186 | return 0; | |
1187 | } | |
1188 | ||
1189 | if (!strcmp(var, "core.compression")) { | |
1190 | int level = git_config_int(var, value); | |
1191 | if (level == -1) | |
1192 | level = Z_DEFAULT_COMPRESSION; | |
1193 | else if (level < 0 || level > Z_BEST_COMPRESSION) | |
8262aaa2 | 1194 | die(_("bad zlib compression level %d"), level); |
960ccca6 DH |
1195 | core_compression_level = level; |
1196 | core_compression_seen = 1; | |
1197 | if (!zlib_compression_seen) | |
1198 | zlib_compression_level = level; | |
8de7eeb5 JH |
1199 | if (!pack_compression_seen) |
1200 | pack_compression_level = level; | |
12f6c308 JBH |
1201 | return 0; |
1202 | } | |
1203 | ||
60bb8b14 | 1204 | if (!strcmp(var, "core.packedgitwindowsize")) { |
5faaf246 | 1205 | int pgsz_x2 = getpagesize() * 2; |
ebaa1bd4 | 1206 | packed_git_window_size = git_config_ulong(var, value); |
5faaf246 JH |
1207 | |
1208 | /* This value must be multiple of (pagesize * 2) */ | |
1209 | packed_git_window_size /= pgsz_x2; | |
1210 | if (packed_git_window_size < 1) | |
1211 | packed_git_window_size = 1; | |
1212 | packed_git_window_size *= pgsz_x2; | |
60bb8b14 SP |
1213 | return 0; |
1214 | } | |
1215 | ||
15366280 | 1216 | if (!strcmp(var, "core.bigfilethreshold")) { |
ebaa1bd4 | 1217 | big_file_threshold = git_config_ulong(var, value); |
15366280 JH |
1218 | return 0; |
1219 | } | |
1220 | ||
77ccc5bb | 1221 | if (!strcmp(var, "core.packedgitlimit")) { |
ebaa1bd4 | 1222 | packed_git_limit = git_config_ulong(var, value); |
77ccc5bb SP |
1223 | return 0; |
1224 | } | |
1225 | ||
18bdec11 | 1226 | if (!strcmp(var, "core.deltabasecachelimit")) { |
ebaa1bd4 | 1227 | delta_base_cache_limit = git_config_ulong(var, value); |
18bdec11 SP |
1228 | return 0; |
1229 | } | |
1230 | ||
6c510bee | 1231 | if (!strcmp(var, "core.autocrlf")) { |
d7f46334 | 1232 | if (value && !strcasecmp(value, "input")) { |
fd6cce9e | 1233 | auto_crlf = AUTO_CRLF_INPUT; |
d7f46334 LT |
1234 | return 0; |
1235 | } | |
6c510bee LT |
1236 | auto_crlf = git_config_bool(var, value); |
1237 | return 0; | |
1238 | } | |
1239 | ||
21e5ad50 | 1240 | if (!strcmp(var, "core.safecrlf")) { |
8462ff43 | 1241 | int eol_rndtrp_die; |
21e5ad50 | 1242 | if (value && !strcasecmp(value, "warn")) { |
8462ff43 | 1243 | global_conv_flags_eol = CONV_EOL_RNDTRP_WARN; |
21e5ad50 SP |
1244 | return 0; |
1245 | } | |
8462ff43 TB |
1246 | eol_rndtrp_die = git_config_bool(var, value); |
1247 | global_conv_flags_eol = eol_rndtrp_die ? | |
6cb09125 | 1248 | CONV_EOL_RNDTRP_DIE : 0; |
21e5ad50 SP |
1249 | return 0; |
1250 | } | |
1251 | ||
942e7747 EB |
1252 | if (!strcmp(var, "core.eol")) { |
1253 | if (value && !strcasecmp(value, "lf")) | |
ec70f52f | 1254 | core_eol = EOL_LF; |
942e7747 | 1255 | else if (value && !strcasecmp(value, "crlf")) |
ec70f52f | 1256 | core_eol = EOL_CRLF; |
942e7747 | 1257 | else if (value && !strcasecmp(value, "native")) |
ec70f52f | 1258 | core_eol = EOL_NATIVE; |
942e7747 | 1259 | else |
ec70f52f | 1260 | core_eol = EOL_UNSET; |
942e7747 EB |
1261 | return 0; |
1262 | } | |
1263 | ||
e92d6225 LS |
1264 | if (!strcmp(var, "core.checkroundtripencoding")) { |
1265 | check_roundtrip_encoding = xstrdup(value); | |
1266 | return 0; | |
1267 | } | |
1268 | ||
a97a7468 JS |
1269 | if (!strcmp(var, "core.notesref")) { |
1270 | notes_ref_name = xstrdup(value); | |
1271 | return 0; | |
1272 | } | |
1273 | ||
806e2ad7 LT |
1274 | if (!strcmp(var, "core.editor")) |
1275 | return git_config_string(&editor_program, var, value); | |
1276 | ||
eff80a9f | 1277 | if (!strcmp(var, "core.commentchar")) { |
649409b7 JK |
1278 | if (!value) |
1279 | return config_error_nonbool(var); | |
ad524f83 | 1280 | else if (!strcasecmp(value, "auto")) |
84c9dc2c | 1281 | auto_comment_line_char = 1; |
ad524f83 | 1282 | else if (value[0] && !value[1]) { |
649409b7 | 1283 | comment_line_char = value[0]; |
84c9dc2c | 1284 | auto_comment_line_char = 0; |
50b54fd7 NTND |
1285 | } else |
1286 | return error("core.commentChar should only be one character"); | |
1287 | return 0; | |
eff80a9f JH |
1288 | } |
1289 | ||
d3e7da89 AK |
1290 | if (!strcmp(var, "core.askpass")) |
1291 | return git_config_string(&askpass_program, var, value); | |
1292 | ||
806e2ad7 | 1293 | if (!strcmp(var, "core.excludesfile")) |
395de250 | 1294 | return git_config_pathname(&excludes_file, var, value); |
806e2ad7 LT |
1295 | |
1296 | if (!strcmp(var, "core.whitespace")) { | |
1297 | if (!value) | |
1298 | return config_error_nonbool(var); | |
1299 | whitespace_rule_cfg = parse_whitespace_rule(value); | |
1300 | return 0; | |
1301 | } | |
1302 | ||
aafe9fba LT |
1303 | if (!strcmp(var, "core.fsyncobjectfiles")) { |
1304 | fsync_object_files = git_config_bool(var, value); | |
1305 | return 0; | |
1306 | } | |
1307 | ||
671c9b7e LT |
1308 | if (!strcmp(var, "core.preloadindex")) { |
1309 | core_preload_index = git_config_bool(var, value); | |
1310 | return 0; | |
1311 | } | |
1312 | ||
348df166 JS |
1313 | if (!strcmp(var, "core.createobject")) { |
1314 | if (!strcmp(value, "rename")) | |
1315 | object_creation_mode = OBJECT_CREATION_USES_RENAMES; | |
1316 | else if (!strcmp(value, "link")) | |
1317 | object_creation_mode = OBJECT_CREATION_USES_HARDLINKS; | |
1318 | else | |
8262aaa2 | 1319 | die(_("invalid mode for object creation: %s"), value); |
be66a6c4 JS |
1320 | return 0; |
1321 | } | |
1322 | ||
08aefc9e NTND |
1323 | if (!strcmp(var, "core.sparsecheckout")) { |
1324 | core_apply_sparse_checkout = git_config_bool(var, value); | |
1325 | return 0; | |
1326 | } | |
1327 | ||
76759c7d TB |
1328 | if (!strcmp(var, "core.precomposeunicode")) { |
1329 | precomposed_unicode = git_config_bool(var, value); | |
1330 | return 0; | |
1331 | } | |
1332 | ||
a42643aa JK |
1333 | if (!strcmp(var, "core.protecthfs")) { |
1334 | protect_hfs = git_config_bool(var, value); | |
1335 | return 0; | |
1336 | } | |
1337 | ||
2b4c6efc JS |
1338 | if (!strcmp(var, "core.protectntfs")) { |
1339 | protect_ntfs = git_config_bool(var, value); | |
1340 | return 0; | |
76759c7d TB |
1341 | } |
1342 | ||
f30afdab JS |
1343 | if (!strcmp(var, "core.hidedotfiles")) { |
1344 | if (value && !strcasecmp(value, "dotgitonly")) | |
1345 | hide_dotfiles = HIDE_DOTFILES_DOTGITONLY; | |
1346 | else | |
1347 | hide_dotfiles = git_config_bool(var, value); | |
1348 | return 0; | |
1349 | } | |
1350 | ||
1e1e39b3 JH |
1351 | if (!strcmp(var, "core.partialclonefilter")) { |
1352 | return git_config_string(&core_partial_clone_filter_default, | |
1353 | var, value); | |
1354 | } | |
1355 | ||
806e2ad7 LT |
1356 | /* Add other config variables here and to Documentation/config.txt. */ |
1357 | return 0; | |
1358 | } | |
1359 | ||
1141f492 | 1360 | static int git_default_i18n_config(const char *var, const char *value) |
d1364529 | 1361 | { |
ea5105a5 CC |
1362 | if (!strcmp(var, "i18n.commitencoding")) |
1363 | return git_config_string(&git_commit_encoding, var, value); | |
d2c11a38 | 1364 | |
ea5105a5 CC |
1365 | if (!strcmp(var, "i18n.logoutputencoding")) |
1366 | return git_config_string(&git_log_output_encoding, var, value); | |
d2c11a38 | 1367 | |
1141f492 LT |
1368 | /* Add other config variables here and to Documentation/config.txt. */ |
1369 | return 0; | |
1370 | } | |
039bc64e | 1371 | |
1141f492 LT |
1372 | static int git_default_branch_config(const char *var, const char *value) |
1373 | { | |
9ed36cfa JS |
1374 | if (!strcmp(var, "branch.autosetupmerge")) { |
1375 | if (value && !strcasecmp(value, "always")) { | |
1376 | git_branch_track = BRANCH_TRACK_ALWAYS; | |
1377 | return 0; | |
1378 | } | |
1379 | git_branch_track = git_config_bool(var, value); | |
1380 | return 0; | |
1381 | } | |
c998ae9b DS |
1382 | if (!strcmp(var, "branch.autosetuprebase")) { |
1383 | if (!value) | |
1384 | return config_error_nonbool(var); | |
1385 | else if (!strcmp(value, "never")) | |
1386 | autorebase = AUTOREBASE_NEVER; | |
1387 | else if (!strcmp(value, "local")) | |
1388 | autorebase = AUTOREBASE_LOCAL; | |
1389 | else if (!strcmp(value, "remote")) | |
1390 | autorebase = AUTOREBASE_REMOTE; | |
1391 | else if (!strcmp(value, "always")) | |
1392 | autorebase = AUTOREBASE_ALWAYS; | |
1393 | else | |
8c3ca351 | 1394 | return error("malformed value for %s", var); |
c998ae9b DS |
1395 | return 0; |
1396 | } | |
a9cc857a | 1397 | |
1ab661dd | 1398 | /* Add other config variables here and to Documentation/config.txt. */ |
17712991 LT |
1399 | return 0; |
1400 | } | |
1401 | ||
52153747 FAG |
1402 | static int git_default_push_config(const char *var, const char *value) |
1403 | { | |
1404 | if (!strcmp(var, "push.default")) { | |
1405 | if (!value) | |
1406 | return config_error_nonbool(var); | |
1407 | else if (!strcmp(value, "nothing")) | |
1408 | push_default = PUSH_DEFAULT_NOTHING; | |
1409 | else if (!strcmp(value, "matching")) | |
1410 | push_default = PUSH_DEFAULT_MATCHING; | |
b55e6775 MM |
1411 | else if (!strcmp(value, "simple")) |
1412 | push_default = PUSH_DEFAULT_SIMPLE; | |
53c40311 JH |
1413 | else if (!strcmp(value, "upstream")) |
1414 | push_default = PUSH_DEFAULT_UPSTREAM; | |
1415 | else if (!strcmp(value, "tracking")) /* deprecated */ | |
1416 | push_default = PUSH_DEFAULT_UPSTREAM; | |
52153747 FAG |
1417 | else if (!strcmp(value, "current")) |
1418 | push_default = PUSH_DEFAULT_CURRENT; | |
1419 | else { | |
8c3ca351 | 1420 | error("malformed value for %s: %s", var, value); |
b55e6775 MM |
1421 | return error("Must be one of nothing, matching, simple, " |
1422 | "upstream or current."); | |
52153747 FAG |
1423 | } |
1424 | return 0; | |
1425 | } | |
1426 | ||
1427 | /* Add other config variables here and to Documentation/config.txt. */ | |
1428 | return 0; | |
1429 | } | |
1430 | ||
d551a488 MSO |
1431 | static int git_default_mailmap_config(const char *var, const char *value) |
1432 | { | |
1433 | if (!strcmp(var, "mailmap.file")) | |
9352fd57 | 1434 | return git_config_pathname(&git_mailmap_file, var, value); |
08610900 JK |
1435 | if (!strcmp(var, "mailmap.blob")) |
1436 | return git_config_string(&git_mailmap_blob, var, value); | |
d551a488 MSO |
1437 | |
1438 | /* Add other config variables here and to Documentation/config.txt. */ | |
1439 | return 0; | |
1440 | } | |
1441 | ||
1141f492 LT |
1442 | int git_default_config(const char *var, const char *value, void *dummy) |
1443 | { | |
59556548 | 1444 | if (starts_with(var, "core.")) |
1141f492 LT |
1445 | return git_default_core_config(var, value); |
1446 | ||
59556548 | 1447 | if (starts_with(var, "user.")) |
9597921b | 1448 | return git_ident_config(var, value, dummy); |
1141f492 | 1449 | |
59556548 | 1450 | if (starts_with(var, "i18n.")) |
1141f492 LT |
1451 | return git_default_i18n_config(var, value); |
1452 | ||
59556548 | 1453 | if (starts_with(var, "branch.")) |
1141f492 LT |
1454 | return git_default_branch_config(var, value); |
1455 | ||
59556548 | 1456 | if (starts_with(var, "push.")) |
52153747 FAG |
1457 | return git_default_push_config(var, value); |
1458 | ||
59556548 | 1459 | if (starts_with(var, "mailmap.")) |
d551a488 MSO |
1460 | return git_default_mailmap_config(var, value); |
1461 | ||
960786e7 | 1462 | if (starts_with(var, "advice.") || starts_with(var, "color.advice")) |
75194438 JK |
1463 | return git_default_advice_config(var, value); |
1464 | ||
1141f492 LT |
1465 | if (!strcmp(var, "pager.color") || !strcmp(var, "color.pager")) { |
1466 | pager_use_color = git_config_bool(var,value); | |
1467 | return 0; | |
1468 | } | |
1469 | ||
568508e7 JH |
1470 | if (!strcmp(var, "pack.packsizelimit")) { |
1471 | pack_size_limit_cfg = git_config_ulong(var, value); | |
1472 | return 0; | |
1473 | } | |
8de7eeb5 JH |
1474 | |
1475 | if (!strcmp(var, "pack.compression")) { | |
1476 | int level = git_config_int(var, value); | |
1477 | if (level == -1) | |
1478 | level = Z_DEFAULT_COMPRESSION; | |
1479 | else if (level < 0 || level > Z_BEST_COMPRESSION) | |
1480 | die(_("bad pack compression level %d"), level); | |
1481 | pack_compression_level = level; | |
1482 | pack_compression_seen = 1; | |
1483 | return 0; | |
1484 | } | |
1485 | ||
1141f492 LT |
1486 | /* Add other config variables here and to Documentation/config.txt. */ |
1487 | return 0; | |
1488 | } | |
1489 | ||
ca4b5de2 | 1490 | /* |
b2dc0945 | 1491 | * All source specific fields in the union, die_on_error, name and the callbacks |
4d8dd149 | 1492 | * fgetc, ungetc, ftell of top need to be initialized before calling |
ca4b5de2 HV |
1493 | * this function. |
1494 | */ | |
8032cc44 JS |
1495 | static int do_config_from(struct config_source *top, config_fn_t fn, void *data, |
1496 | const struct config_options *opts) | |
ca4b5de2 HV |
1497 | { |
1498 | int ret; | |
1499 | ||
1500 | /* push config-file parsing state stack */ | |
1501 | top->prev = cf; | |
1502 | top->linenr = 1; | |
1503 | top->eof = 0; | |
1504 | strbuf_init(&top->value, 1024); | |
1505 | strbuf_init(&top->var, 1024); | |
1506 | cf = top; | |
1507 | ||
8032cc44 | 1508 | ret = git_parse_source(fn, data, opts); |
ca4b5de2 HV |
1509 | |
1510 | /* pop config-file parsing state stack */ | |
1511 | strbuf_release(&top->value); | |
1512 | strbuf_release(&top->var); | |
1513 | cf = top->prev; | |
1514 | ||
1515 | return ret; | |
1516 | } | |
1517 | ||
3caec73b | 1518 | static int do_config_from_file(config_fn_t fn, |
1b8132d9 VA |
1519 | const enum config_origin_type origin_type, |
1520 | const char *name, const char *path, FILE *f, | |
8032cc44 | 1521 | void *data, const struct config_options *opts) |
17712991 | 1522 | { |
3caec73b | 1523 | struct config_source top; |
05e293c1 | 1524 | int ret; |
17712991 | 1525 | |
3caec73b | 1526 | top.u.file = f; |
473166b9 | 1527 | top.origin_type = origin_type; |
3caec73b KS |
1528 | top.name = name; |
1529 | top.path = path; | |
66f97228 | 1530 | top.default_error_action = CONFIG_ERROR_DIE; |
3caec73b KS |
1531 | top.do_fgetc = config_file_fgetc; |
1532 | top.do_ungetc = config_file_ungetc; | |
1533 | top.do_ftell = config_file_ftell; | |
924aaf3e | 1534 | |
05e293c1 | 1535 | flockfile(f); |
4f4d0b42 | 1536 | ret = do_config_from(&top, fn, data, opts); |
05e293c1 JK |
1537 | funlockfile(f); |
1538 | return ret; | |
3caec73b | 1539 | } |
924aaf3e | 1540 | |
3caec73b KS |
1541 | static int git_config_from_stdin(config_fn_t fn, void *data) |
1542 | { | |
8032cc44 JS |
1543 | return do_config_from_file(fn, CONFIG_ORIGIN_STDIN, "", NULL, stdin, |
1544 | data, NULL); | |
3caec73b KS |
1545 | } |
1546 | ||
8032cc44 JS |
1547 | int git_config_from_file_with_options(config_fn_t fn, const char *filename, |
1548 | void *data, | |
1549 | const struct config_options *opts) | |
3caec73b KS |
1550 | { |
1551 | int ret = -1; | |
1552 | FILE *f; | |
924aaf3e | 1553 | |
e9d983f1 | 1554 | f = fopen_or_warn(filename, "r"); |
3caec73b | 1555 | if (f) { |
8032cc44 JS |
1556 | ret = do_config_from_file(fn, CONFIG_ORIGIN_FILE, filename, |
1557 | filename, f, data, opts); | |
17712991 LT |
1558 | fclose(f); |
1559 | } | |
1560 | return ret; | |
1561 | } | |
10bea152 | 1562 | |
8032cc44 JS |
1563 | int git_config_from_file(config_fn_t fn, const char *filename, void *data) |
1564 | { | |
1565 | return git_config_from_file_with_options(fn, filename, data, NULL); | |
1566 | } | |
1567 | ||
4574f1aa JK |
1568 | int git_config_from_mem(config_fn_t fn, |
1569 | const enum config_origin_type origin_type, | |
1570 | const char *name, const char *buf, size_t len, | |
1571 | void *data, const struct config_options *opts) | |
1bc88819 HV |
1572 | { |
1573 | struct config_source top; | |
1574 | ||
1575 | top.u.buf.buf = buf; | |
1576 | top.u.buf.len = len; | |
1577 | top.u.buf.pos = 0; | |
473166b9 | 1578 | top.origin_type = origin_type; |
1bc88819 | 1579 | top.name = name; |
d14d4244 | 1580 | top.path = NULL; |
66f97228 | 1581 | top.default_error_action = CONFIG_ERROR_ERROR; |
49d6cfa5 JK |
1582 | top.do_fgetc = config_buf_fgetc; |
1583 | top.do_ungetc = config_buf_ungetc; | |
1584 | top.do_ftell = config_buf_ftell; | |
1bc88819 | 1585 | |
4574f1aa | 1586 | return do_config_from(&top, fn, data, opts); |
1bc88819 HV |
1587 | } |
1588 | ||
cd73de47 | 1589 | int git_config_from_blob_oid(config_fn_t fn, |
9ebf689a | 1590 | const char *name, |
cd73de47 | 1591 | const struct object_id *oid, |
9ebf689a | 1592 | void *data) |
1bc88819 HV |
1593 | { |
1594 | enum object_type type; | |
1595 | char *buf; | |
1596 | unsigned long size; | |
1597 | int ret; | |
1598 | ||
b4f5aca4 | 1599 | buf = read_object_file(oid, &type, &size); |
1bc88819 HV |
1600 | if (!buf) |
1601 | return error("unable to load config blob object '%s'", name); | |
1602 | if (type != OBJ_BLOB) { | |
1603 | free(buf); | |
1604 | return error("reference '%s' does not point to a blob", name); | |
1605 | } | |
1606 | ||
4574f1aa JK |
1607 | ret = git_config_from_mem(fn, CONFIG_ORIGIN_BLOB, name, buf, size, |
1608 | data, NULL); | |
1bc88819 HV |
1609 | free(buf); |
1610 | ||
1611 | return ret; | |
1612 | } | |
1613 | ||
1614 | static int git_config_from_blob_ref(config_fn_t fn, | |
1615 | const char *name, | |
1616 | void *data) | |
1617 | { | |
cd73de47 | 1618 | struct object_id oid; |
1bc88819 | 1619 | |
cd73de47 | 1620 | if (get_oid(name, &oid) < 0) |
1bc88819 | 1621 | return error("unable to resolve config blob '%s'", name); |
cd73de47 | 1622 | return git_config_from_blob_oid(fn, name, &oid, data); |
1bc88819 HV |
1623 | } |
1624 | ||
506b17b1 JS |
1625 | const char *git_etc_gitconfig(void) |
1626 | { | |
7f0e39fa | 1627 | static const char *system_wide; |
2de9de5e SP |
1628 | if (!system_wide) |
1629 | system_wide = system_path(ETC_GITCONFIG); | |
7f0e39fa | 1630 | return system_wide; |
506b17b1 JS |
1631 | } |
1632 | ||
23b0c478 SP |
1633 | /* |
1634 | * Parse environment variable 'k' as a boolean (in various | |
1635 | * possible spellings); if missing, use the default value 'def'. | |
1636 | */ | |
0ef37164 | 1637 | int git_env_bool(const char *k, int def) |
ab88c363 JK |
1638 | { |
1639 | const char *v = getenv(k); | |
1640 | return v ? git_config_bool(k, v) : def; | |
1641 | } | |
1642 | ||
23b0c478 SP |
1643 | /* |
1644 | * Parse environment variable 'k' as ulong with possibly a unit | |
1645 | * suffix; if missing, use the default value 'val'. | |
1646 | */ | |
1647 | unsigned long git_env_ulong(const char *k, unsigned long val) | |
1648 | { | |
1649 | const char *v = getenv(k); | |
1650 | if (v && !git_parse_ulong(v, &val)) | |
1651 | die("failed to parse %s", k); | |
1652 | return val; | |
1653 | } | |
1654 | ||
ab88c363 JK |
1655 | int git_config_system(void) |
1656 | { | |
1657 | return !git_env_bool("GIT_CONFIG_NOSYSTEM", 0); | |
1658 | } | |
1659 | ||
e145a0bc NTND |
1660 | static int do_git_config_sequence(const struct config_options *opts, |
1661 | config_fn_t fn, void *data) | |
4f629539 | 1662 | { |
c72ee44b | 1663 | int ret = 0; |
509adc33 | 1664 | char *xdg_config = xdg_config_home("config"); |
4aad2f16 | 1665 | char *user_config = expand_user_path("~/.gitconfig", 0); |
e145a0bc NTND |
1666 | char *repo_config; |
1667 | ||
a577fb5f BW |
1668 | if (opts->commondir) |
1669 | repo_config = mkpathdup("%s/config", opts->commondir); | |
e145a0bc NTND |
1670 | else |
1671 | repo_config = NULL; | |
5f1a63e0 | 1672 | |
9acc5911 | 1673 | current_parsing_scope = CONFIG_SCOPE_SYSTEM; |
c72ee44b | 1674 | if (git_config_system() && !access_or_die(git_etc_gitconfig(), R_OK, 0)) |
dc871831 DB |
1675 | ret += git_config_from_file(fn, git_etc_gitconfig(), |
1676 | data); | |
5f1a63e0 | 1677 | |
9acc5911 | 1678 | current_parsing_scope = CONFIG_SCOPE_GLOBAL; |
c72ee44b | 1679 | if (xdg_config && !access_or_die(xdg_config, R_OK, ACCESS_EACCES_OK)) |
21cf3227 | 1680 | ret += git_config_from_file(fn, xdg_config, data); |
21cf3227 | 1681 | |
c72ee44b | 1682 | if (user_config && !access_or_die(user_config, R_OK, ACCESS_EACCES_OK)) |
21cf3227 | 1683 | ret += git_config_from_file(fn, user_config, data); |
5f1a63e0 | 1684 | |
9acc5911 | 1685 | current_parsing_scope = CONFIG_SCOPE_REPO; |
c72ee44b | 1686 | if (repo_config && !access_or_die(repo_config, R_OK, 0)) |
aa387407 | 1687 | ret += git_config_from_file(fn, repo_config, data); |
8b1fa778 | 1688 | |
9acc5911 | 1689 | current_parsing_scope = CONFIG_SCOPE_CMDLINE; |
c72ee44b | 1690 | if (git_config_from_parameters(fn, data) < 0) |
8262aaa2 | 1691 | die(_("unable to parse command-line config")); |
8b1fa778 | 1692 | |
9acc5911 | 1693 | current_parsing_scope = CONFIG_SCOPE_UNKNOWN; |
21cf3227 HKNN |
1694 | free(xdg_config); |
1695 | free(user_config); | |
80181868 | 1696 | free(repo_config); |
c72ee44b | 1697 | return ret; |
4f629539 JH |
1698 | } |
1699 | ||
dc8441fd BW |
1700 | int config_with_options(config_fn_t fn, void *data, |
1701 | struct git_config_source *config_source, | |
1702 | const struct config_options *opts) | |
dbdf5854 | 1703 | { |
9b25a0b5 JK |
1704 | struct config_include_data inc = CONFIG_INCLUDE_INIT; |
1705 | ||
c48f4b37 | 1706 | if (opts->respect_includes) { |
9b25a0b5 JK |
1707 | inc.fn = fn; |
1708 | inc.data = data; | |
c48f4b37 | 1709 | inc.opts = opts; |
9b25a0b5 JK |
1710 | fn = git_config_include; |
1711 | data = &inc; | |
1712 | } | |
dbdf5854 | 1713 | |
c9b5e2a5 JK |
1714 | /* |
1715 | * If we have a specific filename, use it. Otherwise, follow the | |
1716 | * regular lookup sequence. | |
1717 | */ | |
3caec73b KS |
1718 | if (config_source && config_source->use_stdin) |
1719 | return git_config_from_stdin(fn, data); | |
1720 | else if (config_source && config_source->file) | |
c8985ce0 KS |
1721 | return git_config_from_file(fn, config_source->file, data); |
1722 | else if (config_source && config_source->blob) | |
1723 | return git_config_from_blob_ref(fn, config_source->blob, data); | |
c9b5e2a5 | 1724 | |
e145a0bc | 1725 | return do_git_config_sequence(opts, fn, data); |
dbdf5854 NTND |
1726 | } |
1727 | ||
155ef25f | 1728 | static void configset_iter(struct config_set *cs, config_fn_t fn, void *data) |
c9b5e2a5 | 1729 | { |
155ef25f TA |
1730 | int i, value_index; |
1731 | struct string_list *values; | |
1732 | struct config_set_element *entry; | |
1733 | struct configset_list *list = &cs->list; | |
155ef25f TA |
1734 | |
1735 | for (i = 0; i < list->nr; i++) { | |
1736 | entry = list->items[i].e; | |
1737 | value_index = list->items[i].value_index; | |
1738 | values = &entry->value_list; | |
0d44a2da JK |
1739 | |
1740 | current_config_kvi = values->items[value_index].util; | |
1741 | ||
1742 | if (fn(entry->key, values->items[value_index].string, data) < 0) | |
1743 | git_die_config_linenr(entry->key, | |
1744 | current_config_kvi->filename, | |
1745 | current_config_kvi->linenr); | |
1746 | ||
1747 | current_config_kvi = NULL; | |
155ef25f TA |
1748 | } |
1749 | } | |
1750 | ||
0654aa57 JS |
1751 | void read_early_config(config_fn_t cb, void *data) |
1752 | { | |
c48f4b37 | 1753 | struct config_options opts = {0}; |
d3fb71b3 BW |
1754 | struct strbuf commondir = STRBUF_INIT; |
1755 | struct strbuf gitdir = STRBUF_INIT; | |
1a27409a | 1756 | |
c48f4b37 | 1757 | opts.respect_includes = 1; |
0654aa57 | 1758 | |
a577fb5f BW |
1759 | if (have_git_dir()) { |
1760 | opts.commondir = get_git_common_dir(); | |
2185fde5 | 1761 | opts.git_dir = get_git_dir(); |
0654aa57 | 1762 | /* |
1a27409a JS |
1763 | * When setup_git_directory() was not yet asked to discover the |
1764 | * GIT_DIR, we ask discover_git_directory() to figure out whether there | |
1765 | * is any repository config we should use (but unlike | |
1766 | * setup_git_directory_gently(), no global state is changed, most | |
1767 | * notably, the current working directory is still the same after the | |
1768 | * call). | |
0654aa57 | 1769 | */ |
a577fb5f BW |
1770 | } else if (!discover_git_directory(&commondir, &gitdir)) { |
1771 | opts.commondir = commondir.buf; | |
d3fb71b3 | 1772 | opts.git_dir = gitdir.buf; |
a577fb5f | 1773 | } |
2185fde5 | 1774 | |
dc8441fd | 1775 | config_with_options(cb, data, NULL, &opts); |
0654aa57 | 1776 | |
d3fb71b3 BW |
1777 | strbuf_release(&commondir); |
1778 | strbuf_release(&gitdir); | |
0654aa57 JS |
1779 | } |
1780 | ||
3c8687a7 TA |
1781 | static struct config_set_element *configset_find_element(struct config_set *cs, const char *key) |
1782 | { | |
1783 | struct config_set_element k; | |
1784 | struct config_set_element *found_entry; | |
1785 | char *normalized_key; | |
3c8687a7 TA |
1786 | /* |
1787 | * `key` may come from the user, so normalize it before using it | |
1788 | * for querying entries from the hashmap. | |
1789 | */ | |
270cd9ea | 1790 | if (git_config_parse_key(key, &normalized_key, NULL)) |
3c8687a7 TA |
1791 | return NULL; |
1792 | ||
1793 | hashmap_entry_init(&k, strhash(normalized_key)); | |
1794 | k.key = normalized_key; | |
1795 | found_entry = hashmap_get(&cs->config_hash, &k, NULL); | |
1796 | free(normalized_key); | |
1797 | return found_entry; | |
1798 | } | |
1799 | ||
1800 | static int configset_add_value(struct config_set *cs, const char *key, const char *value) | |
1801 | { | |
1802 | struct config_set_element *e; | |
3df8fd62 | 1803 | struct string_list_item *si; |
155ef25f | 1804 | struct configset_list_item *l_item; |
3df8fd62 TA |
1805 | struct key_value_info *kv_info = xmalloc(sizeof(*kv_info)); |
1806 | ||
3c8687a7 TA |
1807 | e = configset_find_element(cs, key); |
1808 | /* | |
1809 | * Since the keys are being fed by git_config*() callback mechanism, they | |
1810 | * are already normalized. So simply add them without any further munging. | |
1811 | */ | |
1812 | if (!e) { | |
1813 | e = xmalloc(sizeof(*e)); | |
1814 | hashmap_entry_init(e, strhash(key)); | |
1815 | e->key = xstrdup(key); | |
1816 | string_list_init(&e->value_list, 1); | |
1817 | hashmap_add(&cs->config_hash, e); | |
1818 | } | |
8c53f071 | 1819 | si = string_list_append_nodup(&e->value_list, xstrdup_or_null(value)); |
155ef25f TA |
1820 | |
1821 | ALLOC_GROW(cs->list.items, cs->list.nr + 1, cs->list.alloc); | |
1822 | l_item = &cs->list.items[cs->list.nr++]; | |
1823 | l_item->e = e; | |
1824 | l_item->value_index = e->value_list.nr - 1; | |
1825 | ||
3258258f | 1826 | if (!cf) |
033abf97 | 1827 | BUG("configset_add_value has no source"); |
3258258f | 1828 | if (cf->name) { |
3df8fd62 TA |
1829 | kv_info->filename = strintern(cf->name); |
1830 | kv_info->linenr = cf->linenr; | |
1b8132d9 | 1831 | kv_info->origin_type = cf->origin_type; |
3df8fd62 TA |
1832 | } else { |
1833 | /* for values read from `git_config_from_parameters()` */ | |
1834 | kv_info->filename = NULL; | |
1835 | kv_info->linenr = -1; | |
1b8132d9 | 1836 | kv_info->origin_type = CONFIG_ORIGIN_CMDLINE; |
3df8fd62 | 1837 | } |
9acc5911 | 1838 | kv_info->scope = current_parsing_scope; |
3df8fd62 | 1839 | si->util = kv_info; |
3c8687a7 TA |
1840 | |
1841 | return 0; | |
1842 | } | |
1843 | ||
7663cdc8 | 1844 | static int config_set_element_cmp(const void *unused_cmp_data, |
77bdc097 SB |
1845 | const void *entry, |
1846 | const void *entry_or_key, | |
7663cdc8 | 1847 | const void *unused_keydata) |
3c8687a7 | 1848 | { |
77bdc097 SB |
1849 | const struct config_set_element *e1 = entry; |
1850 | const struct config_set_element *e2 = entry_or_key; | |
1851 | ||
3c8687a7 TA |
1852 | return strcmp(e1->key, e2->key); |
1853 | } | |
1854 | ||
1855 | void git_configset_init(struct config_set *cs) | |
1856 | { | |
77bdc097 | 1857 | hashmap_init(&cs->config_hash, config_set_element_cmp, NULL, 0); |
3c8687a7 | 1858 | cs->hash_initialized = 1; |
155ef25f TA |
1859 | cs->list.nr = 0; |
1860 | cs->list.alloc = 0; | |
1861 | cs->list.items = NULL; | |
3c8687a7 TA |
1862 | } |
1863 | ||
1864 | void git_configset_clear(struct config_set *cs) | |
1865 | { | |
1866 | struct config_set_element *entry; | |
1867 | struct hashmap_iter iter; | |
1868 | if (!cs->hash_initialized) | |
1869 | return; | |
1870 | ||
1871 | hashmap_iter_init(&cs->config_hash, &iter); | |
1872 | while ((entry = hashmap_iter_next(&iter))) { | |
1873 | free(entry->key); | |
3df8fd62 | 1874 | string_list_clear(&entry->value_list, 1); |
3c8687a7 TA |
1875 | } |
1876 | hashmap_free(&cs->config_hash, 1); | |
1877 | cs->hash_initialized = 0; | |
155ef25f TA |
1878 | free(cs->list.items); |
1879 | cs->list.nr = 0; | |
1880 | cs->list.alloc = 0; | |
1881 | cs->list.items = NULL; | |
3c8687a7 TA |
1882 | } |
1883 | ||
1884 | static int config_set_callback(const char *key, const char *value, void *cb) | |
1885 | { | |
1886 | struct config_set *cs = cb; | |
1887 | configset_add_value(cs, key, value); | |
1888 | return 0; | |
1889 | } | |
1890 | ||
1891 | int git_configset_add_file(struct config_set *cs, const char *filename) | |
1892 | { | |
1893 | return git_config_from_file(config_set_callback, filename, cs); | |
1894 | } | |
1895 | ||
1896 | int git_configset_get_value(struct config_set *cs, const char *key, const char **value) | |
1897 | { | |
1898 | const struct string_list *values = NULL; | |
1899 | /* | |
1900 | * Follows "last one wins" semantic, i.e., if there are multiple matches for the | |
1901 | * queried key in the files of the configset, the value returned will be the last | |
1902 | * value in the value list for that key. | |
1903 | */ | |
1904 | values = git_configset_get_value_multi(cs, key); | |
1905 | ||
1906 | if (!values) | |
1907 | return 1; | |
1908 | assert(values->nr > 0); | |
1909 | *value = values->items[values->nr - 1].string; | |
1910 | return 0; | |
1911 | } | |
1912 | ||
1913 | const struct string_list *git_configset_get_value_multi(struct config_set *cs, const char *key) | |
1914 | { | |
1915 | struct config_set_element *e = configset_find_element(cs, key); | |
1916 | return e ? &e->value_list : NULL; | |
1917 | } | |
1918 | ||
1919 | int git_configset_get_string_const(struct config_set *cs, const char *key, const char **dest) | |
1920 | { | |
1921 | const char *value; | |
1922 | if (!git_configset_get_value(cs, key, &value)) | |
1923 | return git_config_string(dest, key, value); | |
1924 | else | |
1925 | return 1; | |
1926 | } | |
1927 | ||
1928 | int git_configset_get_string(struct config_set *cs, const char *key, char **dest) | |
1929 | { | |
1930 | return git_configset_get_string_const(cs, key, (const char **)dest); | |
1931 | } | |
1932 | ||
1933 | int git_configset_get_int(struct config_set *cs, const char *key, int *dest) | |
1934 | { | |
1935 | const char *value; | |
1936 | if (!git_configset_get_value(cs, key, &value)) { | |
1937 | *dest = git_config_int(key, value); | |
1938 | return 0; | |
1939 | } else | |
1940 | return 1; | |
1941 | } | |
1942 | ||
1943 | int git_configset_get_ulong(struct config_set *cs, const char *key, unsigned long *dest) | |
1944 | { | |
1945 | const char *value; | |
1946 | if (!git_configset_get_value(cs, key, &value)) { | |
1947 | *dest = git_config_ulong(key, value); | |
1948 | return 0; | |
1949 | } else | |
1950 | return 1; | |
1951 | } | |
1952 | ||
1953 | int git_configset_get_bool(struct config_set *cs, const char *key, int *dest) | |
1954 | { | |
1955 | const char *value; | |
1956 | if (!git_configset_get_value(cs, key, &value)) { | |
1957 | *dest = git_config_bool(key, value); | |
1958 | return 0; | |
1959 | } else | |
1960 | return 1; | |
1961 | } | |
1962 | ||
1963 | int git_configset_get_bool_or_int(struct config_set *cs, const char *key, | |
1964 | int *is_bool, int *dest) | |
1965 | { | |
1966 | const char *value; | |
1967 | if (!git_configset_get_value(cs, key, &value)) { | |
1968 | *dest = git_config_bool_or_int(key, value, is_bool); | |
1969 | return 0; | |
1970 | } else | |
1971 | return 1; | |
1972 | } | |
1973 | ||
1974 | int git_configset_get_maybe_bool(struct config_set *cs, const char *key, int *dest) | |
1975 | { | |
1976 | const char *value; | |
1977 | if (!git_configset_get_value(cs, key, &value)) { | |
89576613 | 1978 | *dest = git_parse_maybe_bool(value); |
3c8687a7 TA |
1979 | if (*dest == -1) |
1980 | return -1; | |
1981 | return 0; | |
1982 | } else | |
1983 | return 1; | |
1984 | } | |
1985 | ||
1986 | int git_configset_get_pathname(struct config_set *cs, const char *key, const char **dest) | |
1987 | { | |
1988 | const char *value; | |
1989 | if (!git_configset_get_value(cs, key, &value)) | |
1990 | return git_config_pathname(dest, key, value); | |
1991 | else | |
1992 | return 1; | |
1993 | } | |
1994 | ||
3b256228 BW |
1995 | /* Functions use to read configuration from a repository */ |
1996 | static void repo_read_config(struct repository *repo) | |
3c8687a7 | 1997 | { |
3b256228 BW |
1998 | struct config_options opts; |
1999 | ||
2000 | opts.respect_includes = 1; | |
2001 | opts.commondir = repo->commondir; | |
2002 | opts.git_dir = repo->gitdir; | |
2003 | ||
2004 | if (!repo->config) | |
2005 | repo->config = xcalloc(1, sizeof(struct config_set)); | |
2006 | else | |
2007 | git_configset_clear(repo->config); | |
2008 | ||
2009 | git_configset_init(repo->config); | |
2010 | ||
2011 | if (config_with_options(config_set_callback, repo->config, NULL, &opts) < 0) | |
2012 | /* | |
2013 | * config_with_options() normally returns only | |
2014 | * zero, as most errors are fatal, and | |
2015 | * non-fatal potential errors are guarded by "if" | |
2016 | * statements that are entered only when no error is | |
2017 | * possible. | |
2018 | * | |
2019 | * If we ever encounter a non-fatal error, it means | |
2020 | * something went really wrong and we should stop | |
2021 | * immediately. | |
2022 | */ | |
2023 | die(_("unknown error occurred while reading the configuration files")); | |
2024 | } | |
2025 | ||
2026 | static void git_config_check_init(struct repository *repo) | |
2027 | { | |
2028 | if (repo->config && repo->config->hash_initialized) | |
3c8687a7 | 2029 | return; |
3b256228 | 2030 | repo_read_config(repo); |
3c8687a7 TA |
2031 | } |
2032 | ||
3b256228 | 2033 | static void repo_config_clear(struct repository *repo) |
3c8687a7 | 2034 | { |
3b256228 | 2035 | if (!repo->config || !repo->config->hash_initialized) |
3c8687a7 | 2036 | return; |
3b256228 | 2037 | git_configset_clear(repo->config); |
3c8687a7 TA |
2038 | } |
2039 | ||
3b256228 | 2040 | void repo_config(struct repository *repo, config_fn_t fn, void *data) |
3c8687a7 | 2041 | { |
3b256228 BW |
2042 | git_config_check_init(repo); |
2043 | configset_iter(repo->config, fn, data); | |
3c8687a7 TA |
2044 | } |
2045 | ||
3b256228 BW |
2046 | int repo_config_get_value(struct repository *repo, |
2047 | const char *key, const char **value) | |
3c8687a7 | 2048 | { |
3b256228 BW |
2049 | git_config_check_init(repo); |
2050 | return git_configset_get_value(repo->config, key, value); | |
3c8687a7 TA |
2051 | } |
2052 | ||
3b256228 BW |
2053 | const struct string_list *repo_config_get_value_multi(struct repository *repo, |
2054 | const char *key) | |
2055 | { | |
2056 | git_config_check_init(repo); | |
2057 | return git_configset_get_value_multi(repo->config, key); | |
2058 | } | |
2059 | ||
2060 | int repo_config_get_string_const(struct repository *repo, | |
2061 | const char *key, const char **dest) | |
2062 | { | |
2063 | int ret; | |
2064 | git_config_check_init(repo); | |
2065 | ret = git_configset_get_string_const(repo->config, key, dest); | |
2066 | if (ret < 0) | |
2067 | git_die_config(key, NULL); | |
2068 | return ret; | |
2069 | } | |
2070 | ||
2071 | int repo_config_get_string(struct repository *repo, | |
2072 | const char *key, char **dest) | |
2073 | { | |
2074 | git_config_check_init(repo); | |
2075 | return repo_config_get_string_const(repo, key, (const char **)dest); | |
2076 | } | |
2077 | ||
2078 | int repo_config_get_int(struct repository *repo, | |
2079 | const char *key, int *dest) | |
2080 | { | |
2081 | git_config_check_init(repo); | |
2082 | return git_configset_get_int(repo->config, key, dest); | |
2083 | } | |
2084 | ||
2085 | int repo_config_get_ulong(struct repository *repo, | |
2086 | const char *key, unsigned long *dest) | |
2087 | { | |
2088 | git_config_check_init(repo); | |
2089 | return git_configset_get_ulong(repo->config, key, dest); | |
2090 | } | |
2091 | ||
2092 | int repo_config_get_bool(struct repository *repo, | |
2093 | const char *key, int *dest) | |
2094 | { | |
2095 | git_config_check_init(repo); | |
2096 | return git_configset_get_bool(repo->config, key, dest); | |
2097 | } | |
2098 | ||
2099 | int repo_config_get_bool_or_int(struct repository *repo, | |
2100 | const char *key, int *is_bool, int *dest) | |
2101 | { | |
2102 | git_config_check_init(repo); | |
2103 | return git_configset_get_bool_or_int(repo->config, key, is_bool, dest); | |
2104 | } | |
2105 | ||
2106 | int repo_config_get_maybe_bool(struct repository *repo, | |
2107 | const char *key, int *dest) | |
2108 | { | |
2109 | git_config_check_init(repo); | |
2110 | return git_configset_get_maybe_bool(repo->config, key, dest); | |
2111 | } | |
2112 | ||
2113 | int repo_config_get_pathname(struct repository *repo, | |
2114 | const char *key, const char **dest) | |
3c8687a7 | 2115 | { |
5a80e97c | 2116 | int ret; |
3b256228 BW |
2117 | git_config_check_init(repo); |
2118 | ret = git_configset_get_pathname(repo->config, key, dest); | |
5a80e97c TA |
2119 | if (ret < 0) |
2120 | git_die_config(key, NULL); | |
2121 | return ret; | |
3c8687a7 TA |
2122 | } |
2123 | ||
3b256228 BW |
2124 | /* Functions used historically to read configuration from 'the_repository' */ |
2125 | void git_config(config_fn_t fn, void *data) | |
2126 | { | |
2127 | repo_config(the_repository, fn, data); | |
2128 | } | |
2129 | ||
2130 | void git_config_clear(void) | |
2131 | { | |
2132 | repo_config_clear(the_repository); | |
2133 | } | |
2134 | ||
2135 | int git_config_get_value(const char *key, const char **value) | |
2136 | { | |
2137 | return repo_config_get_value(the_repository, key, value); | |
2138 | } | |
2139 | ||
2140 | const struct string_list *git_config_get_value_multi(const char *key) | |
2141 | { | |
2142 | return repo_config_get_value_multi(the_repository, key); | |
2143 | } | |
2144 | ||
2145 | int git_config_get_string_const(const char *key, const char **dest) | |
2146 | { | |
2147 | return repo_config_get_string_const(the_repository, key, dest); | |
2148 | } | |
2149 | ||
3c8687a7 TA |
2150 | int git_config_get_string(const char *key, char **dest) |
2151 | { | |
3b256228 | 2152 | return repo_config_get_string(the_repository, key, dest); |
3c8687a7 TA |
2153 | } |
2154 | ||
2155 | int git_config_get_int(const char *key, int *dest) | |
2156 | { | |
3b256228 | 2157 | return repo_config_get_int(the_repository, key, dest); |
3c8687a7 TA |
2158 | } |
2159 | ||
2160 | int git_config_get_ulong(const char *key, unsigned long *dest) | |
2161 | { | |
3b256228 | 2162 | return repo_config_get_ulong(the_repository, key, dest); |
3c8687a7 TA |
2163 | } |
2164 | ||
2165 | int git_config_get_bool(const char *key, int *dest) | |
2166 | { | |
3b256228 | 2167 | return repo_config_get_bool(the_repository, key, dest); |
3c8687a7 TA |
2168 | } |
2169 | ||
2170 | int git_config_get_bool_or_int(const char *key, int *is_bool, int *dest) | |
2171 | { | |
3b256228 | 2172 | return repo_config_get_bool_or_int(the_repository, key, is_bool, dest); |
3c8687a7 TA |
2173 | } |
2174 | ||
2175 | int git_config_get_maybe_bool(const char *key, int *dest) | |
2176 | { | |
3b256228 | 2177 | return repo_config_get_maybe_bool(the_repository, key, dest); |
3c8687a7 TA |
2178 | } |
2179 | ||
2180 | int git_config_get_pathname(const char *key, const char **dest) | |
2181 | { | |
3b256228 | 2182 | return repo_config_get_pathname(the_repository, key, dest); |
5a80e97c TA |
2183 | } |
2184 | ||
77d67977 CC |
2185 | int git_config_get_expiry(const char *key, const char **output) |
2186 | { | |
2187 | int ret = git_config_get_string_const(key, output); | |
2188 | if (ret) | |
2189 | return ret; | |
2190 | if (strcmp(*output, "now")) { | |
dddbad72 | 2191 | timestamp_t now = approxidate("now"); |
77d67977 CC |
2192 | if (approxidate(*output) >= now) |
2193 | git_die_config(key, _("Invalid %s: '%s'"), key, *output); | |
2194 | } | |
2195 | return ret; | |
2196 | } | |
2197 | ||
6e96cb52 JH |
2198 | int git_config_get_expiry_in_days(const char *key, timestamp_t *expiry, timestamp_t now) |
2199 | { | |
2200 | char *expiry_string; | |
2201 | intmax_t days; | |
2202 | timestamp_t when; | |
2203 | ||
2204 | if (git_config_get_string(key, &expiry_string)) | |
2205 | return 1; /* no such thing */ | |
2206 | ||
2207 | if (git_parse_signed(expiry_string, &days, maximum_signed_value_of_type(int))) { | |
2208 | const int scale = 86400; | |
2209 | *expiry = now - days * scale; | |
2210 | return 0; | |
2211 | } | |
2212 | ||
2213 | if (!parse_expiry_date(expiry_string, &when)) { | |
2214 | *expiry = when; | |
2215 | return 0; | |
2216 | } | |
2217 | return -1; /* thing exists but cannot be parsed */ | |
2218 | } | |
2219 | ||
435ec090 CC |
2220 | int git_config_get_untracked_cache(void) |
2221 | { | |
2222 | int val = -1; | |
2223 | const char *v; | |
2224 | ||
dae6c322 CC |
2225 | /* Hack for test programs like test-dump-untracked-cache */ |
2226 | if (ignore_untracked_cache_config) | |
2227 | return -1; | |
2228 | ||
435ec090 CC |
2229 | if (!git_config_get_maybe_bool("core.untrackedcache", &val)) |
2230 | return val; | |
2231 | ||
2232 | if (!git_config_get_value("core.untrackedcache", &v)) { | |
2233 | if (!strcasecmp(v, "keep")) | |
2234 | return -1; | |
2235 | ||
f60ef2d6 CC |
2236 | error(_("unknown core.untrackedCache value '%s'; " |
2237 | "using 'keep' default value"), v); | |
435ec090 CC |
2238 | return -1; |
2239 | } | |
2240 | ||
2241 | return -1; /* default value */ | |
2242 | } | |
2243 | ||
1f44b09b CC |
2244 | int git_config_get_split_index(void) |
2245 | { | |
2246 | int val; | |
2247 | ||
2248 | if (!git_config_get_maybe_bool("core.splitindex", &val)) | |
2249 | return val; | |
2250 | ||
2251 | return -1; /* default value */ | |
2252 | } | |
2253 | ||
72dcb7b3 CC |
2254 | int git_config_get_max_percent_split_change(void) |
2255 | { | |
2256 | int val = -1; | |
2257 | ||
2258 | if (!git_config_get_int("splitindex.maxpercentchange", &val)) { | |
2259 | if (0 <= val && val <= 100) | |
2260 | return val; | |
2261 | ||
2262 | return error(_("splitIndex.maxPercentChange value '%d' " | |
2263 | "should be between 0 and 100"), val); | |
2264 | } | |
2265 | ||
2266 | return -1; /* default value */ | |
2267 | } | |
2268 | ||
883e248b BP |
2269 | int git_config_get_fsmonitor(void) |
2270 | { | |
2271 | if (git_config_get_pathname("core.fsmonitor", &core_fsmonitor)) | |
2272 | core_fsmonitor = getenv("GIT_FSMONITOR_TEST"); | |
2273 | ||
2274 | if (core_fsmonitor && !*core_fsmonitor) | |
2275 | core_fsmonitor = NULL; | |
2276 | ||
2277 | if (core_fsmonitor) | |
2278 | return 1; | |
2279 | ||
2280 | return 0; | |
2281 | } | |
2282 | ||
5a80e97c TA |
2283 | NORETURN |
2284 | void git_die_config_linenr(const char *key, const char *filename, int linenr) | |
2285 | { | |
2286 | if (!filename) | |
2287 | die(_("unable to parse '%s' from command-line config"), key); | |
2288 | else | |
2289 | die(_("bad config variable '%s' in file '%s' at line %d"), | |
2290 | key, filename, linenr); | |
2291 | } | |
2292 | ||
2293 | NORETURN __attribute__((format(printf, 2, 3))) | |
2294 | void git_die_config(const char *key, const char *err, ...) | |
2295 | { | |
2296 | const struct string_list *values; | |
2297 | struct key_value_info *kv_info; | |
2298 | ||
2299 | if (err) { | |
2300 | va_list params; | |
2301 | va_start(params, err); | |
2302 | vreportf("error: ", err, params); | |
2303 | va_end(params); | |
2304 | } | |
2305 | values = git_config_get_value_multi(key); | |
2306 | kv_info = values->items[values->nr - 1].util; | |
2307 | git_die_config_linenr(key, kv_info->filename, kv_info->linenr); | |
3c8687a7 TA |
2308 | } |
2309 | ||
10bea152 JS |
2310 | /* |
2311 | * Find all the stuff for git_config_set() below. | |
2312 | */ | |
4ddba79d | 2313 | |
fee8572c | 2314 | struct config_store_data { |
10bea152 | 2315 | int baselen; |
4b25d091 | 2316 | char *key; |
f98d863d | 2317 | int do_not_match; |
4b25d091 | 2318 | regex_t *value_regex; |
4ddba79d | 2319 | int multi_replace; |
6ae996f2 JS |
2320 | struct { |
2321 | size_t begin, end; | |
2322 | enum config_event_t type; | |
22aedfcc | 2323 | int is_keys_section; |
6ae996f2 JS |
2324 | } *parsed; |
2325 | unsigned int parsed_nr, parsed_alloc, *seen, seen_nr, seen_alloc; | |
5221c315 | 2326 | unsigned int key_seen:1, section_seen:1, is_keys_section:1; |
fee8572c | 2327 | }; |
10bea152 | 2328 | |
2a00e594 MÅ |
2329 | static void config_store_data_clear(struct config_store_data *store) |
2330 | { | |
e7347cb9 | 2331 | free(store->key); |
3b82542d MÅ |
2332 | if (store->value_regex != NULL && |
2333 | store->value_regex != CONFIG_REGEX_NONE) { | |
2334 | regfree(store->value_regex); | |
2335 | free(store->value_regex); | |
2336 | } | |
2a00e594 MÅ |
2337 | free(store->parsed); |
2338 | free(store->seen); | |
2339 | memset(store, 0, sizeof(*store)); | |
2340 | } | |
2341 | ||
fee8572c JS |
2342 | static int matches(const char *key, const char *value, |
2343 | const struct config_store_data *store) | |
f98d863d | 2344 | { |
fee8572c | 2345 | if (strcmp(key, store->key)) |
c1063be2 | 2346 | return 0; /* not ours */ |
fee8572c | 2347 | if (!store->value_regex) |
c1063be2 | 2348 | return 1; /* always matches */ |
fee8572c | 2349 | if (store->value_regex == CONFIG_REGEX_NONE) |
c1063be2 JK |
2350 | return 0; /* never matches */ |
2351 | ||
fee8572c JS |
2352 | return store->do_not_match ^ |
2353 | (value && !regexec(store->value_regex, value, 0, NULL, 0)); | |
f98d863d JS |
2354 | } |
2355 | ||
6ae996f2 JS |
2356 | static int store_aux_event(enum config_event_t type, |
2357 | size_t begin, size_t end, void *data) | |
2358 | { | |
2359 | struct config_store_data *store = data; | |
2360 | ||
2361 | ALLOC_GROW(store->parsed, store->parsed_nr + 1, store->parsed_alloc); | |
2362 | store->parsed[store->parsed_nr].begin = begin; | |
2363 | store->parsed[store->parsed_nr].end = end; | |
2364 | store->parsed[store->parsed_nr].type = type; | |
6ae996f2 JS |
2365 | |
2366 | if (type == CONFIG_EVENT_SECTION) { | |
2367 | if (cf->var.len < 2 || cf->var.buf[cf->var.len - 1] != '.') | |
438a87d1 | 2368 | return error("invalid section name '%s'", cf->var.buf); |
6ae996f2 JS |
2369 | |
2370 | /* Is this the section we were looking for? */ | |
22aedfcc JS |
2371 | store->is_keys_section = |
2372 | store->parsed[store->parsed_nr].is_keys_section = | |
2373 | cf->var.len - 1 == store->baselen && | |
6ae996f2 | 2374 | !strncasecmp(cf->var.buf, store->key, store->baselen); |
c71d8bb3 JS |
2375 | if (store->is_keys_section) { |
2376 | store->section_seen = 1; | |
2377 | ALLOC_GROW(store->seen, store->seen_nr + 1, | |
2378 | store->seen_alloc); | |
2379 | store->seen[store->seen_nr] = store->parsed_nr; | |
2380 | } | |
6ae996f2 JS |
2381 | } |
2382 | ||
22aedfcc JS |
2383 | store->parsed_nr++; |
2384 | ||
6ae996f2 | 2385 | return 0; |
f98d863d JS |
2386 | } |
2387 | ||
4b25d091 | 2388 | static int store_aux(const char *key, const char *value, void *cb) |
10bea152 | 2389 | { |
fee8572c | 2390 | struct config_store_data *store = cb; |
ae9ee41d | 2391 | |
5221c315 | 2392 | if (store->key_seen) { |
fee8572c | 2393 | if (matches(key, value, store)) { |
668b9ade | 2394 | if (store->seen_nr == 1 && store->multi_replace == 0) { |
8262aaa2 | 2395 | warning(_("%s has multiple values"), key); |
10bea152 | 2396 | } |
4ddba79d | 2397 | |
668b9ade JS |
2398 | ALLOC_GROW(store->seen, store->seen_nr + 1, |
2399 | store->seen_alloc); | |
83786fa4 | 2400 | |
6ae996f2 | 2401 | store->seen[store->seen_nr] = store->parsed_nr; |
668b9ade | 2402 | store->seen_nr++; |
10bea152 | 2403 | } |
5221c315 | 2404 | } else if (store->is_keys_section) { |
ae9ee41d | 2405 | /* |
6ae996f2 JS |
2406 | * Do not increment matches yet: this may not be a match, but we |
2407 | * are in the desired section. | |
ae9ee41d | 2408 | */ |
6ae996f2 JS |
2409 | ALLOC_GROW(store->seen, store->seen_nr + 1, store->seen_alloc); |
2410 | store->seen[store->seen_nr] = store->parsed_nr; | |
5221c315 | 2411 | store->section_seen = 1; |
ae9ee41d | 2412 | |
6ae996f2 JS |
2413 | if (matches(key, value, store)) { |
2414 | store->seen_nr++; | |
2415 | store->key_seen = 1; | |
bdf0ef08 | 2416 | } |
10bea152 | 2417 | } |
5221c315 | 2418 | |
10bea152 JS |
2419 | return 0; |
2420 | } | |
2421 | ||
64c0d71c | 2422 | static int write_error(const char *filename) |
480c9e52 | 2423 | { |
64c0d71c | 2424 | error("failed to write new configuration file %s", filename); |
480c9e52 AW |
2425 | |
2426 | /* Same error code as "failed to rename". */ | |
2427 | return 4; | |
2428 | } | |
2429 | ||
fee8572c JS |
2430 | static struct strbuf store_create_section(const char *key, |
2431 | const struct config_store_data *store) | |
10bea152 | 2432 | { |
cb891a59 | 2433 | const char *dot; |
d9bd4cbb | 2434 | int i; |
f285a2d7 | 2435 | struct strbuf sb = STRBUF_INIT; |
d14f7764 | 2436 | |
fee8572c | 2437 | dot = memchr(key, '.', store->baselen); |
d14f7764 | 2438 | if (dot) { |
cb891a59 | 2439 | strbuf_addf(&sb, "[%.*s \"", (int)(dot - key), key); |
fee8572c | 2440 | for (i = dot - key + 1; i < store->baselen; i++) { |
e5c349ba | 2441 | if (key[i] == '"' || key[i] == '\\') |
cb891a59 KH |
2442 | strbuf_addch(&sb, '\\'); |
2443 | strbuf_addch(&sb, key[i]); | |
d14f7764 | 2444 | } |
cb891a59 KH |
2445 | strbuf_addstr(&sb, "\"]\n"); |
2446 | } else { | |
fee8572c | 2447 | strbuf_addf(&sb, "[%.*s]\n", store->baselen, key); |
d14f7764 LT |
2448 | } |
2449 | ||
5463caab SD |
2450 | return sb; |
2451 | } | |
2452 | ||
fee8572c JS |
2453 | static ssize_t write_section(int fd, const char *key, |
2454 | const struct config_store_data *store) | |
5463caab | 2455 | { |
fee8572c | 2456 | struct strbuf sb = store_create_section(key, store); |
3b48045c | 2457 | ssize_t ret; |
5463caab | 2458 | |
782c030e | 2459 | ret = write_in_full(fd, sb.buf, sb.len); |
cb891a59 | 2460 | strbuf_release(&sb); |
480c9e52 | 2461 | |
d9bd4cbb | 2462 | return ret; |
10bea152 JS |
2463 | } |
2464 | ||
fee8572c JS |
2465 | static ssize_t write_pair(int fd, const char *key, const char *value, |
2466 | const struct config_store_data *store) | |
10bea152 | 2467 | { |
d9bd4cbb JK |
2468 | int i; |
2469 | ssize_t ret; | |
fee8572c | 2470 | int length = strlen(key + store->baselen + 1); |
cb891a59 | 2471 | const char *quote = ""; |
f285a2d7 | 2472 | struct strbuf sb = STRBUF_INIT; |
cdd4fb15 | 2473 | |
6281f394 JM |
2474 | /* |
2475 | * Check to see if the value needs to be surrounded with a dq pair. | |
2476 | * Note that problematic characters are always backslash-quoted; this | |
2477 | * check is about not losing leading or trailing SP and strings that | |
2478 | * follow beginning-of-comment characters (i.e. ';' and '#') by the | |
2479 | * configuration parser. | |
2480 | */ | |
cdd4fb15 | 2481 | if (value[0] == ' ') |
cb891a59 | 2482 | quote = "\""; |
cdd4fb15 BG |
2483 | for (i = 0; value[i]; i++) |
2484 | if (value[i] == ';' || value[i] == '#') | |
cb891a59 KH |
2485 | quote = "\""; |
2486 | if (i && value[i - 1] == ' ') | |
2487 | quote = "\""; | |
2488 | ||
cb891a59 | 2489 | strbuf_addf(&sb, "\t%.*s = %s", |
fee8572c | 2490 | length, key + store->baselen + 1, quote); |
10bea152 | 2491 | |
10bea152 JS |
2492 | for (i = 0; value[i]; i++) |
2493 | switch (value[i]) { | |
480c9e52 | 2494 | case '\n': |
cb891a59 | 2495 | strbuf_addstr(&sb, "\\n"); |
480c9e52 AW |
2496 | break; |
2497 | case '\t': | |
cb891a59 | 2498 | strbuf_addstr(&sb, "\\t"); |
480c9e52 AW |
2499 | break; |
2500 | case '"': | |
2501 | case '\\': | |
cb891a59 | 2502 | strbuf_addch(&sb, '\\'); |
1cf01a34 | 2503 | /* fallthrough */ |
480c9e52 | 2504 | default: |
cb891a59 | 2505 | strbuf_addch(&sb, value[i]); |
480c9e52 AW |
2506 | break; |
2507 | } | |
cb891a59 KH |
2508 | strbuf_addf(&sb, "%s\n", quote); |
2509 | ||
d9bd4cbb | 2510 | ret = write_in_full(fd, sb.buf, sb.len); |
cb891a59 KH |
2511 | strbuf_release(&sb); |
2512 | ||
d9bd4cbb | 2513 | return ret; |
10bea152 JS |
2514 | } |
2515 | ||
22aedfcc JS |
2516 | /* |
2517 | * If we are about to unset the last key(s) in a section, and if there are | |
2518 | * no comments surrounding (or included in) the section, we will want to | |
2519 | * extend begin/end to remove the entire section. | |
2520 | * | |
2521 | * Note: the parameter `seen_ptr` points to the index into the store.seen | |
2522 | * array. * This index may be incremented if a section has more than one | |
2523 | * entry (which all are to be removed). | |
2524 | */ | |
2525 | static void maybe_remove_section(struct config_store_data *store, | |
2526 | const char *contents, | |
2527 | size_t *begin_offset, size_t *end_offset, | |
2528 | int *seen_ptr) | |
4ddba79d | 2529 | { |
22aedfcc JS |
2530 | size_t begin; |
2531 | int i, seen, section_seen = 0; | |
4ddba79d | 2532 | |
22aedfcc JS |
2533 | /* |
2534 | * First, ensure that this is the first key, and that there are no | |
2535 | * comments before the entry nor before the section header. | |
2536 | */ | |
2537 | seen = *seen_ptr; | |
2538 | for (i = store->seen[seen]; i > 0; i--) { | |
2539 | enum config_event_t type = store->parsed[i - 1].type; | |
2540 | ||
2541 | if (type == CONFIG_EVENT_COMMENT) | |
2542 | /* There is a comment before this entry or section */ | |
2543 | return; | |
2544 | if (type == CONFIG_EVENT_ENTRY) { | |
2545 | if (!section_seen) | |
2546 | /* This is not the section's first entry. */ | |
2547 | return; | |
2548 | /* We encountered no comment before the section. */ | |
2549 | break; | |
2550 | } | |
2551 | if (type == CONFIG_EVENT_SECTION) { | |
2552 | if (!store->parsed[i - 1].is_keys_section) | |
2553 | break; | |
2554 | section_seen = 1; | |
4ddba79d | 2555 | } |
7a31cc0f | 2556 | } |
22aedfcc JS |
2557 | begin = store->parsed[i].begin; |
2558 | ||
2559 | /* | |
2560 | * Next, make sure that we are removing he last key(s) in the section, | |
2561 | * and that there are no comments that are possibly about the current | |
2562 | * section. | |
2563 | */ | |
2564 | for (i = store->seen[seen] + 1; i < store->parsed_nr; i++) { | |
2565 | enum config_event_t type = store->parsed[i].type; | |
4ddba79d | 2566 | |
22aedfcc JS |
2567 | if (type == CONFIG_EVENT_COMMENT) |
2568 | return; | |
2569 | if (type == CONFIG_EVENT_SECTION) { | |
2570 | if (store->parsed[i].is_keys_section) | |
2571 | continue; | |
2572 | break; | |
2573 | } | |
2574 | if (type == CONFIG_EVENT_ENTRY) { | |
2575 | if (++seen < store->seen_nr && | |
2576 | i == store->seen[seen]) | |
2577 | /* We want to remove this entry, too */ | |
2578 | continue; | |
2579 | /* There is another entry in this section. */ | |
2580 | return; | |
2581 | } | |
2582 | } | |
2583 | ||
2584 | /* | |
2585 | * We are really removing the last entry/entries from this section, and | |
2586 | * there are no enclosed or surrounding comments. Remove the entire, | |
2587 | * now-empty section. | |
2588 | */ | |
2589 | *seen_ptr = seen; | |
2590 | *begin_offset = begin; | |
2591 | if (i < store->parsed_nr) | |
2592 | *end_offset = store->parsed[i].begin; | |
2593 | else | |
2594 | *end_offset = store->parsed[store->parsed_nr - 1].end; | |
4ddba79d JS |
2595 | } |
2596 | ||
30598ad0 PS |
2597 | int git_config_set_in_file_gently(const char *config_filename, |
2598 | const char *key, const char *value) | |
5ec31182 | 2599 | { |
30598ad0 | 2600 | return git_config_set_multivar_in_file_gently(config_filename, key, value, NULL, 0); |
5ec31182 RR |
2601 | } |
2602 | ||
3d180648 PS |
2603 | void git_config_set_in_file(const char *config_filename, |
2604 | const char *key, const char *value) | |
10bea152 | 2605 | { |
3d180648 | 2606 | git_config_set_multivar_in_file(config_filename, key, value, NULL, 0); |
b4c8aba6 PS |
2607 | } |
2608 | ||
30598ad0 | 2609 | int git_config_set_gently(const char *key, const char *value) |
10bea152 | 2610 | { |
30598ad0 | 2611 | return git_config_set_multivar_gently(key, value, NULL, 0); |
10bea152 JS |
2612 | } |
2613 | ||
3d180648 | 2614 | void git_config_set(const char *key, const char *value) |
b4c8aba6 | 2615 | { |
3d180648 | 2616 | git_config_set_multivar(key, value, NULL, 0); |
10bea152 JS |
2617 | } |
2618 | ||
2619 | /* | |
2620 | * If value==NULL, unset in (remove from) config, | |
2621 | * if value_regex!=NULL, disregard key/value pairs where value does not match. | |
c1063be2 JK |
2622 | * if value_regex==CONFIG_REGEX_NONE, do not match any existing values |
2623 | * (only add a new one) | |
4ddba79d JS |
2624 | * if multi_replace==0, nothing, or only one matching key/value is replaced, |
2625 | * else all matching key/values (regardless how many) are removed, | |
2626 | * before the new pair is written. | |
10bea152 JS |
2627 | * |
2628 | * Returns 0 on success. | |
2629 | * | |
2630 | * This function does this: | |
2631 | * | |
2632 | * - it locks the config file by creating ".git/config.lock" | |
2633 | * | |
2634 | * - it then parses the config using store_aux() as validator to find | |
2635 | * the position on the key/value pair to replace. If it is to be unset, | |
2636 | * it must be found exactly once. | |
2637 | * | |
2638 | * - the config file is mmap()ed and the part before the match (if any) is | |
2639 | * written to the lock file, then the changed part and the rest. | |
2640 | * | |
2641 | * - the config file is removed and the lock file rename()d to it. | |
2642 | * | |
2643 | */ | |
30598ad0 PS |
2644 | int git_config_set_multivar_in_file_gently(const char *config_filename, |
2645 | const char *key, const char *value, | |
2646 | const char *value_regex, | |
2647 | int multi_replace) | |
10bea152 | 2648 | { |
54d160ec | 2649 | int fd = -1, in_fd = -1; |
dafc88b1 | 2650 | int ret; |
bfffb48c | 2651 | struct lock_file lock = LOCK_INIT; |
0a5f5759 | 2652 | char *filename_buf = NULL; |
3a1b3126 JK |
2653 | char *contents = NULL; |
2654 | size_t contents_sz; | |
fee8572c JS |
2655 | struct config_store_data store; |
2656 | ||
2657 | memset(&store, 0, sizeof(store)); | |
4ddba79d | 2658 | |
b09c53a3 LP |
2659 | /* parse-key returns negative; flip the sign to feed exit(3) */ |
2660 | ret = 0 - git_config_parse_key(key, &store.key, &store.baselen); | |
2661 | if (ret) | |
dafc88b1 | 2662 | goto out_free; |
b17e659d JS |
2663 | |
2664 | store.multi_replace = multi_replace; | |
10bea152 | 2665 | |
0a5f5759 JK |
2666 | if (!config_filename) |
2667 | config_filename = filename_buf = git_pathdup("config"); | |
10bea152 JS |
2668 | |
2669 | /* | |
6cbf973c | 2670 | * The lock serves a purpose in addition to locking: the new |
10bea152 JS |
2671 | * contents of .git/config will be written into it. |
2672 | */ | |
bfffb48c | 2673 | fd = hold_lock_file_for_update(&lock, config_filename, 0); |
6cbf973c | 2674 | if (fd < 0) { |
f0658ec9 | 2675 | error_errno("could not lock config file %s", config_filename); |
7a397419 | 2676 | ret = CONFIG_NO_LOCK; |
dafc88b1 | 2677 | goto out_free; |
10bea152 JS |
2678 | } |
2679 | ||
2680 | /* | |
2681 | * If .git/config does not exist yet, write a minimal version. | |
2682 | */ | |
88fb958b AR |
2683 | in_fd = open(config_filename, O_RDONLY); |
2684 | if ( in_fd < 0 ) { | |
88fb958b | 2685 | if ( ENOENT != errno ) { |
f0658ec9 | 2686 | error_errno("opening %s", config_filename); |
7a397419 | 2687 | ret = CONFIG_INVALID_FILE; /* same as "invalid config file" */ |
dafc88b1 | 2688 | goto out_free; |
88fb958b | 2689 | } |
10bea152 JS |
2690 | /* if nothing to unset, error out */ |
2691 | if (value == NULL) { | |
7a397419 | 2692 | ret = CONFIG_NOTHING_SET; |
dafc88b1 | 2693 | goto out_free; |
10bea152 JS |
2694 | } |
2695 | ||
e7347cb9 MÅ |
2696 | free(store.key); |
2697 | store.key = xstrdup(key); | |
fee8572c JS |
2698 | if (write_section(fd, key, &store) < 0 || |
2699 | write_pair(fd, key, value, &store) < 0) | |
93c1e079 JH |
2700 | goto write_err_out; |
2701 | } else { | |
88fb958b | 2702 | struct stat st; |
3a1b3126 | 2703 | size_t copy_begin, copy_end; |
dc49cd76 | 2704 | int i, new_line = 0; |
6ae996f2 | 2705 | struct config_options opts; |
10bea152 JS |
2706 | |
2707 | if (value_regex == NULL) | |
2708 | store.value_regex = NULL; | |
c1063be2 JK |
2709 | else if (value_regex == CONFIG_REGEX_NONE) |
2710 | store.value_regex = CONFIG_REGEX_NONE; | |
10bea152 | 2711 | else { |
f98d863d JS |
2712 | if (value_regex[0] == '!') { |
2713 | store.do_not_match = 1; | |
2714 | value_regex++; | |
2715 | } else | |
2716 | store.do_not_match = 0; | |
2717 | ||
2d7320d0 | 2718 | store.value_regex = (regex_t*)xmalloc(sizeof(regex_t)); |
10bea152 JS |
2719 | if (regcomp(store.value_regex, value_regex, |
2720 | REG_EXTENDED)) { | |
64c0d71c | 2721 | error("invalid pattern: %s", value_regex); |
3b82542d | 2722 | FREE_AND_NULL(store.value_regex); |
7a397419 | 2723 | ret = CONFIG_INVALID_PATTERN; |
dafc88b1 | 2724 | goto out_free; |
10bea152 JS |
2725 | } |
2726 | } | |
2727 | ||
6ae996f2 JS |
2728 | ALLOC_GROW(store.parsed, 1, store.parsed_alloc); |
2729 | store.parsed[0].end = 0; | |
2730 | ||
2731 | memset(&opts, 0, sizeof(opts)); | |
2732 | opts.event_fn = store_aux_event; | |
2733 | opts.event_fn_data = &store; | |
10bea152 JS |
2734 | |
2735 | /* | |
6ae996f2 JS |
2736 | * After this, store.parsed will contain offsets of all the |
2737 | * parsed elements, and store.seen will contain a list of | |
2738 | * matches, as indices into store.parsed. | |
2739 | * | |
10bea152 JS |
2740 | * As a side effect, we make sure to transform only a valid |
2741 | * existing config file. | |
2742 | */ | |
6ae996f2 JS |
2743 | if (git_config_from_file_with_options(store_aux, |
2744 | config_filename, | |
2745 | &store, &opts)) { | |
64c0d71c | 2746 | error("invalid config file %s", config_filename); |
7a397419 | 2747 | ret = CONFIG_INVALID_FILE; |
dafc88b1 | 2748 | goto out_free; |
10bea152 JS |
2749 | } |
2750 | ||
4ddba79d | 2751 | /* if nothing to unset, or too many matches, error out */ |
668b9ade JS |
2752 | if ((store.seen_nr == 0 && value == NULL) || |
2753 | (store.seen_nr > 1 && multi_replace == 0)) { | |
7a397419 | 2754 | ret = CONFIG_NOTHING_SET; |
dafc88b1 | 2755 | goto out_free; |
10bea152 JS |
2756 | } |
2757 | ||
29647d79 NTND |
2758 | if (fstat(in_fd, &st) == -1) { |
2759 | error_errno(_("fstat on %s failed"), config_filename); | |
2760 | ret = CONFIG_INVALID_FILE; | |
2761 | goto out_free; | |
2762 | } | |
2763 | ||
dc49cd76 | 2764 | contents_sz = xsize_t(st.st_size); |
1570856b JK |
2765 | contents = xmmap_gently(NULL, contents_sz, PROT_READ, |
2766 | MAP_PRIVATE, in_fd, 0); | |
2767 | if (contents == MAP_FAILED) { | |
0e8771f1 JK |
2768 | if (errno == ENODEV && S_ISDIR(st.st_mode)) |
2769 | errno = EISDIR; | |
f0658ec9 | 2770 | error_errno("unable to mmap '%s'", config_filename); |
1570856b JK |
2771 | ret = CONFIG_INVALID_FILE; |
2772 | contents = NULL; | |
2773 | goto out_free; | |
2774 | } | |
10bea152 | 2775 | close(in_fd); |
54d160ec | 2776 | in_fd = -1; |
10bea152 | 2777 | |
bfffb48c JK |
2778 | if (chmod(get_lock_file_path(&lock), st.st_mode & 07777) < 0) { |
2779 | error_errno("chmod on %s failed", get_lock_file_path(&lock)); | |
daa22c6f EW |
2780 | ret = CONFIG_NO_WRITE; |
2781 | goto out_free; | |
2782 | } | |
2783 | ||
6ae996f2 JS |
2784 | if (store.seen_nr == 0) { |
2785 | if (!store.seen_alloc) { | |
2786 | /* Did not see key nor section */ | |
2787 | ALLOC_GROW(store.seen, 1, store.seen_alloc); | |
2788 | store.seen[0] = store.parsed_nr | |
2789 | - !!store.parsed_nr; | |
2790 | } | |
668b9ade | 2791 | store.seen_nr = 1; |
6ae996f2 | 2792 | } |
4ddba79d | 2793 | |
668b9ade | 2794 | for (i = 0, copy_begin = 0; i < store.seen_nr; i++) { |
6ae996f2 JS |
2795 | size_t replace_end; |
2796 | int j = store.seen[i]; | |
2797 | ||
46fc89ce | 2798 | new_line = 0; |
6ae996f2 | 2799 | if (!store.key_seen) { |
c71d8bb3 JS |
2800 | copy_end = store.parsed[j].end; |
2801 | /* include '\n' when copying section header */ | |
2802 | if (copy_end > 0 && copy_end < contents_sz && | |
2803 | contents[copy_end - 1] != '\n' && | |
2804 | contents[copy_end] == '\n') | |
2805 | copy_end++; | |
2806 | replace_end = copy_end; | |
6ae996f2 JS |
2807 | } else { |
2808 | replace_end = store.parsed[j].end; | |
2809 | copy_end = store.parsed[j].begin; | |
22aedfcc JS |
2810 | if (!value) |
2811 | maybe_remove_section(&store, contents, | |
2812 | ©_end, | |
2813 | &replace_end, &i); | |
6ae996f2 JS |
2814 | /* |
2815 | * Swallow preceding white-space on the same | |
2816 | * line. | |
2817 | */ | |
2818 | while (copy_end > 0 ) { | |
2819 | char c = contents[copy_end - 1]; | |
2820 | ||
2821 | if (isspace(c) && c != '\n') | |
2822 | copy_end--; | |
2823 | else | |
2824 | break; | |
2825 | } | |
2826 | } | |
4ddba79d | 2827 | |
02e5ba4a JK |
2828 | if (copy_end > 0 && contents[copy_end-1] != '\n') |
2829 | new_line = 1; | |
2830 | ||
4ddba79d JS |
2831 | /* write the first part of the config */ |
2832 | if (copy_end > copy_begin) { | |
93c1e079 | 2833 | if (write_in_full(fd, contents + copy_begin, |
efacf609 | 2834 | copy_end - copy_begin) < 0) |
93c1e079 JH |
2835 | goto write_err_out; |
2836 | if (new_line && | |
06f46f23 | 2837 | write_str_in_full(fd, "\n") < 0) |
93c1e079 | 2838 | goto write_err_out; |
4ddba79d | 2839 | } |
6ae996f2 | 2840 | copy_begin = replace_end; |
10bea152 JS |
2841 | } |
2842 | ||
10bea152 JS |
2843 | /* write the pair (value == NULL means unset) */ |
2844 | if (value != NULL) { | |
5221c315 | 2845 | if (!store.section_seen) { |
fee8572c | 2846 | if (write_section(fd, key, &store) < 0) |
93c1e079 | 2847 | goto write_err_out; |
480c9e52 | 2848 | } |
fee8572c | 2849 | if (write_pair(fd, key, value, &store) < 0) |
93c1e079 | 2850 | goto write_err_out; |
10bea152 JS |
2851 | } |
2852 | ||
2853 | /* write the rest of the config */ | |
dc49cd76 | 2854 | if (copy_begin < contents_sz) |
93c1e079 | 2855 | if (write_in_full(fd, contents + copy_begin, |
efacf609 | 2856 | contents_sz - copy_begin) < 0) |
93c1e079 | 2857 | goto write_err_out; |
7a64592c KB |
2858 | |
2859 | munmap(contents, contents_sz); | |
2860 | contents = NULL; | |
10bea152 JS |
2861 | } |
2862 | ||
bfffb48c | 2863 | if (commit_lock_file(&lock) < 0) { |
f0658ec9 | 2864 | error_errno("could not write config file %s", config_filename); |
7a397419 | 2865 | ret = CONFIG_NO_WRITE; |
dafc88b1 | 2866 | goto out_free; |
10bea152 JS |
2867 | } |
2868 | ||
dafc88b1 SH |
2869 | ret = 0; |
2870 | ||
3c8687a7 TA |
2871 | /* Invalidate the config cache */ |
2872 | git_config_clear(); | |
2873 | ||
dafc88b1 | 2874 | out_free: |
bfffb48c | 2875 | rollback_lock_file(&lock); |
0a5f5759 | 2876 | free(filename_buf); |
3a1b3126 JK |
2877 | if (contents) |
2878 | munmap(contents, contents_sz); | |
54d160ec SS |
2879 | if (in_fd >= 0) |
2880 | close(in_fd); | |
2a00e594 | 2881 | config_store_data_clear(&store); |
dafc88b1 | 2882 | return ret; |
93c1e079 JH |
2883 | |
2884 | write_err_out: | |
bfffb48c | 2885 | ret = write_error(get_lock_file_path(&lock)); |
93c1e079 JH |
2886 | goto out_free; |
2887 | ||
10bea152 JS |
2888 | } |
2889 | ||
3d180648 PS |
2890 | void git_config_set_multivar_in_file(const char *config_filename, |
2891 | const char *key, const char *value, | |
2892 | const char *value_regex, int multi_replace) | |
b4c8aba6 | 2893 | { |
1cae428e JK |
2894 | if (!git_config_set_multivar_in_file_gently(config_filename, key, value, |
2895 | value_regex, multi_replace)) | |
2896 | return; | |
2897 | if (value) | |
8c3ca351 | 2898 | die(_("could not set '%s' to '%s'"), key, value); |
1cae428e JK |
2899 | else |
2900 | die(_("could not unset '%s'"), key); | |
b4c8aba6 PS |
2901 | } |
2902 | ||
30598ad0 PS |
2903 | int git_config_set_multivar_gently(const char *key, const char *value, |
2904 | const char *value_regex, int multi_replace) | |
5ec31182 | 2905 | { |
30598ad0 PS |
2906 | return git_config_set_multivar_in_file_gently(NULL, key, value, value_regex, |
2907 | multi_replace); | |
5ec31182 RR |
2908 | } |
2909 | ||
3d180648 PS |
2910 | void git_config_set_multivar(const char *key, const char *value, |
2911 | const char *value_regex, int multi_replace) | |
5ec31182 | 2912 | { |
3d180648 PS |
2913 | git_config_set_multivar_in_file(NULL, key, value, value_regex, |
2914 | multi_replace); | |
5ec31182 RR |
2915 | } |
2916 | ||
118f8b24 PB |
2917 | static int section_name_match (const char *buf, const char *name) |
2918 | { | |
2919 | int i = 0, j = 0, dot = 0; | |
a4c0d463 AV |
2920 | if (buf[i] != '[') |
2921 | return 0; | |
2922 | for (i = 1; buf[i] && buf[i] != ']'; i++) { | |
118f8b24 PB |
2923 | if (!dot && isspace(buf[i])) { |
2924 | dot = 1; | |
2925 | if (name[j++] != '.') | |
2926 | break; | |
2927 | for (i++; isspace(buf[i]); i++) | |
2928 | ; /* do nothing */ | |
2929 | if (buf[i] != '"') | |
2930 | break; | |
2931 | continue; | |
2932 | } | |
2933 | if (buf[i] == '\\' && dot) | |
2934 | i++; | |
2935 | else if (buf[i] == '"' && dot) { | |
2936 | for (i++; isspace(buf[i]); i++) | |
2937 | ; /* do_nothing */ | |
2938 | break; | |
2939 | } | |
2940 | if (buf[i] != name[j++]) | |
2941 | break; | |
2942 | } | |
a4c0d463 AV |
2943 | if (buf[i] == ']' && name[j] == 0) { |
2944 | /* | |
2945 | * We match, now just find the right length offset by | |
2946 | * gobbling up any whitespace after it, as well | |
2947 | */ | |
2948 | i++; | |
2949 | for (; buf[i] && isspace(buf[i]); i++) | |
2950 | ; /* do nothing */ | |
2951 | return i; | |
2952 | } | |
2953 | return 0; | |
118f8b24 PB |
2954 | } |
2955 | ||
94a35b1a JK |
2956 | static int section_name_is_ok(const char *name) |
2957 | { | |
2958 | /* Empty section names are bogus. */ | |
2959 | if (!*name) | |
2960 | return 0; | |
2961 | ||
2962 | /* | |
2963 | * Before a dot, we must be alphanumeric or dash. After the first dot, | |
2964 | * anything goes, so we can stop checking. | |
2965 | */ | |
2966 | for (; *name && *name != '.'; name++) | |
2967 | if (*name != '-' && !isalnum(*name)) | |
2968 | return 0; | |
2969 | return 1; | |
2970 | } | |
2971 | ||
118f8b24 | 2972 | /* if new_name == NULL, the section is removed instead */ |
52d59cc6 | 2973 | static int git_config_copy_or_rename_section_in_file(const char *config_filename, |
fee8572c JS |
2974 | const char *old_name, |
2975 | const char *new_name, int copy) | |
0667fcfb | 2976 | { |
118f8b24 | 2977 | int ret = 0, remove = 0; |
42bd39b5 | 2978 | char *filename_buf = NULL; |
837e34eb | 2979 | struct lock_file lock = LOCK_INIT; |
0667fcfb JS |
2980 | int out_fd; |
2981 | char buf[1024]; | |
4db7dbdb | 2982 | FILE *config_file = NULL; |
daa22c6f | 2983 | struct stat st; |
52d59cc6 | 2984 | struct strbuf copystr = STRBUF_INIT; |
fee8572c JS |
2985 | struct config_store_data store; |
2986 | ||
2987 | memset(&store, 0, sizeof(store)); | |
0667fcfb | 2988 | |
94a35b1a JK |
2989 | if (new_name && !section_name_is_ok(new_name)) { |
2990 | ret = error("invalid section name: %s", new_name); | |
c06fa62d | 2991 | goto out_no_rollback; |
94a35b1a JK |
2992 | } |
2993 | ||
42bd39b5 JK |
2994 | if (!config_filename) |
2995 | config_filename = filename_buf = git_pathdup("config"); | |
2996 | ||
837e34eb | 2997 | out_fd = hold_lock_file_for_update(&lock, config_filename, 0); |
fc1905bb | 2998 | if (out_fd < 0) { |
64c0d71c | 2999 | ret = error("could not lock config file %s", config_filename); |
fc1905bb JH |
3000 | goto out; |
3001 | } | |
0667fcfb | 3002 | |
fc1905bb | 3003 | if (!(config_file = fopen(config_filename, "rb"))) { |
11dc1fcb NTND |
3004 | ret = warn_on_fopen_errors(config_filename); |
3005 | if (ret) | |
3006 | goto out; | |
01ebb9dc | 3007 | /* no config file means nothing to rename, no error */ |
6e45b43f | 3008 | goto commit_and_out; |
fc1905bb | 3009 | } |
0667fcfb | 3010 | |
29647d79 NTND |
3011 | if (fstat(fileno(config_file), &st) == -1) { |
3012 | ret = error_errno(_("fstat on %s failed"), config_filename); | |
3013 | goto out; | |
3014 | } | |
daa22c6f | 3015 | |
837e34eb | 3016 | if (chmod(get_lock_file_path(&lock), st.st_mode & 07777) < 0) { |
f0658ec9 | 3017 | ret = error_errno("chmod on %s failed", |
837e34eb | 3018 | get_lock_file_path(&lock)); |
daa22c6f EW |
3019 | goto out; |
3020 | } | |
3021 | ||
0667fcfb JS |
3022 | while (fgets(buf, sizeof(buf), config_file)) { |
3023 | int i; | |
480c9e52 | 3024 | int length; |
52d59cc6 | 3025 | int is_section = 0; |
9a5abfc7 | 3026 | char *output = buf; |
0667fcfb JS |
3027 | for (i = 0; buf[i] && isspace(buf[i]); i++) |
3028 | ; /* do nothing */ | |
3029 | if (buf[i] == '[') { | |
3030 | /* it's a section */ | |
52d59cc6 SD |
3031 | int offset; |
3032 | is_section = 1; | |
3033 | ||
3034 | /* | |
3035 | * When encountering a new section under -c we | |
3036 | * need to flush out any section we're already | |
3037 | * coping and begin anew. There might be | |
3038 | * multiple [branch "$name"] sections. | |
3039 | */ | |
3040 | if (copystr.len > 0) { | |
c5e3bc6e | 3041 | if (write_in_full(out_fd, copystr.buf, copystr.len) < 0) { |
0b646bca | 3042 | ret = write_error(get_lock_file_path(&lock)); |
52d59cc6 SD |
3043 | goto out; |
3044 | } | |
3045 | strbuf_reset(©str); | |
3046 | } | |
3047 | ||
3048 | offset = section_name_match(&buf[i], old_name); | |
a4c0d463 | 3049 | if (offset > 0) { |
118f8b24 PB |
3050 | ret++; |
3051 | if (new_name == NULL) { | |
3052 | remove = 1; | |
0667fcfb JS |
3053 | continue; |
3054 | } | |
0667fcfb | 3055 | store.baselen = strlen(new_name); |
52d59cc6 | 3056 | if (!copy) { |
fee8572c | 3057 | if (write_section(out_fd, new_name, &store) < 0) { |
0b646bca | 3058 | ret = write_error(get_lock_file_path(&lock)); |
52d59cc6 SD |
3059 | goto out; |
3060 | } | |
9a5abfc7 | 3061 | /* |
52d59cc6 SD |
3062 | * We wrote out the new section, with |
3063 | * a newline, now skip the old | |
3064 | * section's length | |
9a5abfc7 | 3065 | */ |
52d59cc6 SD |
3066 | output += offset + i; |
3067 | if (strlen(output) > 0) { | |
3068 | /* | |
3069 | * More content means there's | |
3070 | * a declaration to put on the | |
3071 | * next line; indent with a | |
3072 | * tab | |
3073 | */ | |
3074 | output -= 1; | |
3075 | output[0] = '\t'; | |
3076 | } | |
3077 | } else { | |
fee8572c | 3078 | copystr = store_create_section(new_name, &store); |
9a5abfc7 | 3079 | } |
0667fcfb | 3080 | } |
118f8b24 | 3081 | remove = 0; |
0667fcfb | 3082 | } |
118f8b24 PB |
3083 | if (remove) |
3084 | continue; | |
9a5abfc7 | 3085 | length = strlen(output); |
52d59cc6 SD |
3086 | |
3087 | if (!is_section && copystr.len > 0) { | |
3088 | strbuf_add(©str, output, length); | |
3089 | } | |
3090 | ||
06f46f23 | 3091 | if (write_in_full(out_fd, output, length) < 0) { |
837e34eb | 3092 | ret = write_error(get_lock_file_path(&lock)); |
480c9e52 AW |
3093 | goto out; |
3094 | } | |
0667fcfb | 3095 | } |
52d59cc6 SD |
3096 | |
3097 | /* | |
3098 | * Copy a trailing section at the end of the config, won't be | |
3099 | * flushed by the usual "flush because we have a new section | |
3100 | * logic in the loop above. | |
3101 | */ | |
3102 | if (copystr.len > 0) { | |
c5e3bc6e | 3103 | if (write_in_full(out_fd, copystr.buf, copystr.len) < 0) { |
0b646bca | 3104 | ret = write_error(get_lock_file_path(&lock)); |
52d59cc6 SD |
3105 | goto out; |
3106 | } | |
3107 | strbuf_reset(©str); | |
3108 | } | |
3109 | ||
fc1905bb | 3110 | fclose(config_file); |
4db7dbdb | 3111 | config_file = NULL; |
6e45b43f | 3112 | commit_and_out: |
837e34eb | 3113 | if (commit_lock_file(&lock) < 0) |
f0658ec9 NTND |
3114 | ret = error_errno("could not write config file %s", |
3115 | config_filename); | |
8b590075 | 3116 | out: |
4db7dbdb JS |
3117 | if (config_file) |
3118 | fclose(config_file); | |
837e34eb | 3119 | rollback_lock_file(&lock); |
c06fa62d | 3120 | out_no_rollback: |
42bd39b5 | 3121 | free(filename_buf); |
2a00e594 | 3122 | config_store_data_clear(&store); |
0667fcfb JS |
3123 | return ret; |
3124 | } | |
40ea4ed9 | 3125 | |
52d59cc6 SD |
3126 | int git_config_rename_section_in_file(const char *config_filename, |
3127 | const char *old_name, const char *new_name) | |
3128 | { | |
3129 | return git_config_copy_or_rename_section_in_file(config_filename, | |
3130 | old_name, new_name, 0); | |
3131 | } | |
3132 | ||
42bd39b5 JK |
3133 | int git_config_rename_section(const char *old_name, const char *new_name) |
3134 | { | |
4a7bb5ba | 3135 | return git_config_rename_section_in_file(NULL, old_name, new_name); |
42bd39b5 JK |
3136 | } |
3137 | ||
52d59cc6 SD |
3138 | int git_config_copy_section_in_file(const char *config_filename, |
3139 | const char *old_name, const char *new_name) | |
3140 | { | |
3141 | return git_config_copy_or_rename_section_in_file(config_filename, | |
3142 | old_name, new_name, 1); | |
3143 | } | |
3144 | ||
3145 | int git_config_copy_section(const char *old_name, const char *new_name) | |
3146 | { | |
3147 | return git_config_copy_section_in_file(NULL, old_name, new_name); | |
3148 | } | |
3149 | ||
40ea4ed9 JH |
3150 | /* |
3151 | * Call this to report error for your variable that should not | |
3152 | * get a boolean value (i.e. "[my] var" means "true"). | |
3153 | */ | |
a469a101 | 3154 | #undef config_error_nonbool |
40ea4ed9 JH |
3155 | int config_error_nonbool(const char *var) |
3156 | { | |
8c3ca351 | 3157 | return error("missing value for '%s'", var); |
40ea4ed9 | 3158 | } |
1b86bbb0 JK |
3159 | |
3160 | int parse_config_key(const char *var, | |
3161 | const char *section, | |
3162 | const char **subsection, int *subsection_len, | |
3163 | const char **key) | |
3164 | { | |
1b86bbb0 JK |
3165 | const char *dot; |
3166 | ||
3167 | /* Does it start with "section." ? */ | |
e3394fdc | 3168 | if (!skip_prefix(var, section, &var) || *var != '.') |
1b86bbb0 JK |
3169 | return -1; |
3170 | ||
3171 | /* | |
3172 | * Find the key; we don't know yet if we have a subsection, but we must | |
3173 | * parse backwards from the end, since the subsection may have dots in | |
3174 | * it, too. | |
3175 | */ | |
3176 | dot = strrchr(var, '.'); | |
3177 | *key = dot + 1; | |
3178 | ||
3179 | /* Did we have a subsection at all? */ | |
e3394fdc | 3180 | if (dot == var) { |
48f8d9f7 JK |
3181 | if (subsection) { |
3182 | *subsection = NULL; | |
3183 | *subsection_len = 0; | |
3184 | } | |
1b86bbb0 JK |
3185 | } |
3186 | else { | |
48f8d9f7 JK |
3187 | if (!subsection) |
3188 | return -1; | |
e3394fdc | 3189 | *subsection = var + 1; |
1b86bbb0 JK |
3190 | *subsection_len = dot - *subsection; |
3191 | } | |
3192 | ||
3193 | return 0; | |
3194 | } | |
473166b9 LS |
3195 | |
3196 | const char *current_config_origin_type(void) | |
3197 | { | |
1b8132d9 | 3198 | int type; |
0d44a2da JK |
3199 | if (current_config_kvi) |
3200 | type = current_config_kvi->origin_type; | |
3201 | else if(cf) | |
3202 | type = cf->origin_type; | |
3203 | else | |
033abf97 | 3204 | BUG("current_config_origin_type called outside config callback"); |
1b8132d9 VA |
3205 | |
3206 | switch (type) { | |
3207 | case CONFIG_ORIGIN_BLOB: | |
3208 | return "blob"; | |
3209 | case CONFIG_ORIGIN_FILE: | |
3210 | return "file"; | |
3211 | case CONFIG_ORIGIN_STDIN: | |
3212 | return "standard input"; | |
3213 | case CONFIG_ORIGIN_SUBMODULE_BLOB: | |
3214 | return "submodule-blob"; | |
3215 | case CONFIG_ORIGIN_CMDLINE: | |
3216 | return "command line"; | |
3217 | default: | |
033abf97 | 3218 | BUG("unknown config origin type"); |
1b8132d9 | 3219 | } |
473166b9 LS |
3220 | } |
3221 | ||
3222 | const char *current_config_name(void) | |
3223 | { | |
0d44a2da JK |
3224 | const char *name; |
3225 | if (current_config_kvi) | |
3226 | name = current_config_kvi->filename; | |
3227 | else if (cf) | |
3228 | name = cf->name; | |
3229 | else | |
033abf97 | 3230 | BUG("current_config_name called outside config callback"); |
0d44a2da | 3231 | return name ? name : ""; |
473166b9 | 3232 | } |
9acc5911 JK |
3233 | |
3234 | enum config_scope current_config_scope(void) | |
3235 | { | |
3236 | if (current_config_kvi) | |
3237 | return current_config_kvi->scope; | |
3238 | else | |
3239 | return current_parsing_scope; | |
473166b9 | 3240 | } |
a73b3680 NTND |
3241 | |
3242 | int lookup_config(const char **mapping, int nr_mapping, const char *var) | |
3243 | { | |
3244 | int i; | |
3245 | ||
3246 | for (i = 0; i < nr_mapping; i++) { | |
3247 | const char *name = mapping[i]; | |
3248 | ||
3249 | if (name && !strcasecmp(var, name)) | |
3250 | return i; | |
3251 | } | |
3252 | return -1; | |
3253 | } |