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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" | |
599446dc | 17 | #include "utf8.h" |
3efd0bed | 18 | #include "dir.h" |
6d2f9acc | 19 | #include "color.h" |
17712991 | 20 | |
4d8dd149 HV |
21 | struct config_source { |
22 | struct config_source *prev; | |
23 | union { | |
24 | FILE *file; | |
1bc88819 HV |
25 | struct config_buf { |
26 | const char *buf; | |
27 | size_t len; | |
28 | size_t pos; | |
29 | } buf; | |
4d8dd149 | 30 | } u; |
1b8132d9 | 31 | enum config_origin_type origin_type; |
924aaf3e | 32 | const char *name; |
d14d4244 | 33 | const char *path; |
b2dc0945 | 34 | int die_on_error; |
924aaf3e RJ |
35 | int linenr; |
36 | int eof; | |
37 | struct strbuf value; | |
0971e992 | 38 | struct strbuf var; |
924aaf3e | 39 | |
49d6cfa5 JK |
40 | int (*do_fgetc)(struct config_source *c); |
41 | int (*do_ungetc)(int c, struct config_source *conf); | |
42 | long (*do_ftell)(struct config_source *c); | |
4d8dd149 HV |
43 | }; |
44 | ||
0d44a2da JK |
45 | /* |
46 | * These variables record the "current" config source, which | |
47 | * can be accessed by parsing callbacks. | |
48 | * | |
49 | * The "cf" variable will be non-NULL only when we are actually parsing a real | |
50 | * config source (file, blob, cmdline, etc). | |
51 | * | |
52 | * The "current_config_kvi" variable will be non-NULL only when we are feeding | |
53 | * cached config from a configset into a callback. | |
54 | * | |
55 | * They should generally never be non-NULL at the same time. If they are both | |
56 | * NULL, then we aren't parsing anything (and depending on the function looking | |
57 | * at the variables, it's either a bug for it to be called in the first place, | |
58 | * or it's a function which can be reused for non-config purposes, and should | |
59 | * fall back to some sane behavior). | |
60 | */ | |
4d8dd149 | 61 | static struct config_source *cf; |
0d44a2da | 62 | static struct key_value_info *current_config_kvi; |
924aaf3e | 63 | |
9acc5911 JK |
64 | /* |
65 | * Similar to the variables above, this gives access to the "scope" of the | |
66 | * current value (repo, global, etc). For cached values, it can be found via | |
67 | * the current_config_kvi as above. During parsing, the current value can be | |
68 | * found in this variable. It's not part of "cf" because it transcends a single | |
69 | * file (i.e., a file included from .git/config is still in "repo" scope). | |
70 | */ | |
71 | static enum config_scope current_parsing_scope; | |
924aaf3e | 72 | |
8de7eeb5 JH |
73 | static int core_compression_seen; |
74 | static int pack_compression_seen; | |
960ccca6 DH |
75 | static int zlib_compression_seen; |
76 | ||
4d8dd149 HV |
77 | static int config_file_fgetc(struct config_source *conf) |
78 | { | |
260d408e | 79 | return getc_unlocked(conf->u.file); |
4d8dd149 HV |
80 | } |
81 | ||
82 | static int config_file_ungetc(int c, struct config_source *conf) | |
83 | { | |
84 | return ungetc(c, conf->u.file); | |
85 | } | |
86 | ||
87 | static long config_file_ftell(struct config_source *conf) | |
88 | { | |
89 | return ftell(conf->u.file); | |
90 | } | |
91 | ||
1bc88819 HV |
92 | |
93 | static int config_buf_fgetc(struct config_source *conf) | |
94 | { | |
95 | if (conf->u.buf.pos < conf->u.buf.len) | |
96 | return conf->u.buf.buf[conf->u.buf.pos++]; | |
97 | ||
98 | return EOF; | |
99 | } | |
100 | ||
101 | static int config_buf_ungetc(int c, struct config_source *conf) | |
102 | { | |
1d0655c1 JK |
103 | if (conf->u.buf.pos > 0) { |
104 | conf->u.buf.pos--; | |
105 | if (conf->u.buf.buf[conf->u.buf.pos] != c) | |
033abf97 | 106 | BUG("config_buf can only ungetc the same character"); |
1d0655c1 JK |
107 | return c; |
108 | } | |
1bc88819 HV |
109 | |
110 | return EOF; | |
111 | } | |
112 | ||
113 | static long config_buf_ftell(struct config_source *conf) | |
114 | { | |
115 | return conf->u.buf.pos; | |
116 | } | |
117 | ||
9b25a0b5 JK |
118 | #define MAX_INCLUDE_DEPTH 10 |
119 | static const char include_depth_advice[] = | |
120 | "exceeded maximum include depth (%d) while including\n" | |
121 | " %s\n" | |
122 | "from\n" | |
123 | " %s\n" | |
124 | "Do you have circular includes?"; | |
125 | static int handle_path_include(const char *path, struct config_include_data *inc) | |
126 | { | |
127 | int ret = 0; | |
128 | struct strbuf buf = STRBUF_INIT; | |
67beb600 | 129 | char *expanded; |
4c0a89fc | 130 | |
67beb600 JK |
131 | if (!path) |
132 | return config_error_nonbool("include.path"); | |
133 | ||
4aad2f16 | 134 | expanded = expand_user_path(path, 0); |
4c0a89fc | 135 | if (!expanded) |
8c3ca351 | 136 | return error("could not expand include path '%s'", path); |
4c0a89fc | 137 | path = expanded; |
9b25a0b5 JK |
138 | |
139 | /* | |
140 | * Use an absolute path as-is, but interpret relative paths | |
141 | * based on the including config file. | |
142 | */ | |
143 | if (!is_absolute_path(path)) { | |
144 | char *slash; | |
145 | ||
d14d4244 | 146 | if (!cf || !cf->path) |
9b25a0b5 JK |
147 | return error("relative config includes must come from files"); |
148 | ||
d14d4244 | 149 | slash = find_last_dir_sep(cf->path); |
9b25a0b5 | 150 | if (slash) |
d14d4244 | 151 | strbuf_add(&buf, cf->path, slash - cf->path + 1); |
9b25a0b5 JK |
152 | strbuf_addstr(&buf, path); |
153 | path = buf.buf; | |
154 | } | |
155 | ||
4698c8fe | 156 | if (!access_or_die(path, R_OK, 0)) { |
9b25a0b5 JK |
157 | if (++inc->depth > MAX_INCLUDE_DEPTH) |
158 | die(include_depth_advice, MAX_INCLUDE_DEPTH, path, | |
3258258f JK |
159 | !cf ? "<unknown>" : |
160 | cf->name ? cf->name : | |
161 | "the command line"); | |
9b25a0b5 JK |
162 | ret = git_config_from_file(git_config_include, path, inc); |
163 | inc->depth--; | |
164 | } | |
165 | strbuf_release(&buf); | |
4c0a89fc | 166 | free(expanded); |
9b25a0b5 JK |
167 | return ret; |
168 | } | |
169 | ||
3efd0bed NTND |
170 | static int prepare_include_condition_pattern(struct strbuf *pat) |
171 | { | |
172 | struct strbuf path = STRBUF_INIT; | |
173 | char *expanded; | |
174 | int prefix = 0; | |
175 | ||
86f95157 | 176 | expanded = expand_user_path(pat->buf, 1); |
3efd0bed NTND |
177 | if (expanded) { |
178 | strbuf_reset(pat); | |
179 | strbuf_addstr(pat, expanded); | |
180 | free(expanded); | |
181 | } | |
182 | ||
183 | if (pat->buf[0] == '.' && is_dir_sep(pat->buf[1])) { | |
184 | const char *slash; | |
185 | ||
186 | if (!cf || !cf->path) | |
187 | return error(_("relative config include " | |
188 | "conditionals must come from files")); | |
189 | ||
86f95157 | 190 | strbuf_realpath(&path, cf->path, 1); |
3efd0bed NTND |
191 | slash = find_last_dir_sep(path.buf); |
192 | if (!slash) | |
033abf97 | 193 | BUG("how is this possible?"); |
3efd0bed NTND |
194 | strbuf_splice(pat, 0, 1, path.buf, slash - path.buf); |
195 | prefix = slash - path.buf + 1 /* slash */; | |
196 | } else if (!is_absolute_path(pat->buf)) | |
197 | strbuf_insert(pat, 0, "**/", 3); | |
198 | ||
199 | if (pat->len && is_dir_sep(pat->buf[pat->len - 1])) | |
200 | strbuf_addstr(pat, "**"); | |
201 | ||
202 | strbuf_release(&path); | |
203 | return prefix; | |
204 | } | |
205 | ||
2185fde5 NTND |
206 | static int include_by_gitdir(const struct config_options *opts, |
207 | const char *cond, size_t cond_len, int icase) | |
3efd0bed NTND |
208 | { |
209 | struct strbuf text = STRBUF_INIT; | |
210 | struct strbuf pattern = STRBUF_INIT; | |
211 | int ret = 0, prefix; | |
2185fde5 | 212 | const char *git_dir; |
0624c63c | 213 | int already_tried_absolute = 0; |
3efd0bed | 214 | |
2185fde5 NTND |
215 | if (opts->git_dir) |
216 | git_dir = opts->git_dir; | |
2185fde5 NTND |
217 | else |
218 | goto done; | |
219 | ||
c9672ba4 | 220 | strbuf_realpath(&text, git_dir, 1); |
3efd0bed NTND |
221 | strbuf_add(&pattern, cond, cond_len); |
222 | prefix = prepare_include_condition_pattern(&pattern); | |
223 | ||
0624c63c | 224 | again: |
3efd0bed NTND |
225 | if (prefix < 0) |
226 | goto done; | |
227 | ||
228 | if (prefix > 0) { | |
229 | /* | |
230 | * perform literal matching on the prefix part so that | |
231 | * any wildcard character in it can't create side effects. | |
232 | */ | |
233 | if (text.len < prefix) | |
234 | goto done; | |
235 | if (!icase && strncmp(pattern.buf, text.buf, prefix)) | |
236 | goto done; | |
237 | if (icase && strncasecmp(pattern.buf, text.buf, prefix)) | |
238 | goto done; | |
239 | } | |
240 | ||
241 | ret = !wildmatch(pattern.buf + prefix, text.buf + prefix, | |
55d34269 | 242 | icase ? WM_CASEFOLD : 0); |
3efd0bed | 243 | |
0624c63c ÆAB |
244 | if (!ret && !already_tried_absolute) { |
245 | /* | |
246 | * We've tried e.g. matching gitdir:~/work, but if | |
247 | * ~/work is a symlink to /mnt/storage/work | |
248 | * strbuf_realpath() will expand it, so the rule won't | |
249 | * match. Let's match against a | |
250 | * strbuf_add_absolute_path() version of the path, | |
251 | * which'll do the right thing | |
252 | */ | |
253 | strbuf_reset(&text); | |
254 | strbuf_add_absolute_path(&text, git_dir); | |
255 | already_tried_absolute = 1; | |
256 | goto again; | |
257 | } | |
3efd0bed NTND |
258 | done: |
259 | strbuf_release(&pattern); | |
260 | strbuf_release(&text); | |
261 | return ret; | |
262 | } | |
263 | ||
2185fde5 NTND |
264 | static int include_condition_is_true(const struct config_options *opts, |
265 | const char *cond, size_t cond_len) | |
3efd0bed NTND |
266 | { |
267 | ||
268 | if (skip_prefix_mem(cond, cond_len, "gitdir:", &cond, &cond_len)) | |
2185fde5 | 269 | return include_by_gitdir(opts, cond, cond_len, 0); |
3efd0bed | 270 | else if (skip_prefix_mem(cond, cond_len, "gitdir/i:", &cond, &cond_len)) |
2185fde5 | 271 | return include_by_gitdir(opts, cond, cond_len, 1); |
3efd0bed NTND |
272 | |
273 | /* unknown conditionals are always false */ | |
274 | return 0; | |
275 | } | |
276 | ||
9b25a0b5 JK |
277 | int git_config_include(const char *var, const char *value, void *data) |
278 | { | |
279 | struct config_include_data *inc = data; | |
3efd0bed NTND |
280 | const char *cond, *key; |
281 | int cond_len; | |
9b25a0b5 JK |
282 | int ret; |
283 | ||
284 | /* | |
285 | * Pass along all values, including "include" directives; this makes it | |
286 | * possible to query information on the includes themselves. | |
287 | */ | |
288 | ret = inc->fn(var, value, inc->data); | |
289 | if (ret < 0) | |
290 | return ret; | |
291 | ||
37007c3a | 292 | if (!strcmp(var, "include.path")) |
9b25a0b5 | 293 | ret = handle_path_include(value, inc); |
3efd0bed NTND |
294 | |
295 | if (!parse_config_key(var, "includeif", &cond, &cond_len, &key) && | |
2185fde5 | 296 | (cond && include_condition_is_true(inc->opts, cond, cond_len)) && |
3efd0bed NTND |
297 | !strcmp(key, "path")) |
298 | ret = handle_path_include(value, inc); | |
299 | ||
9b25a0b5 JK |
300 | return ret; |
301 | } | |
302 | ||
2b64fc89 JK |
303 | void git_config_push_parameter(const char *text) |
304 | { | |
305 | struct strbuf env = STRBUF_INIT; | |
306 | const char *old = getenv(CONFIG_DATA_ENVIRONMENT); | |
d1f88498 | 307 | if (old && *old) { |
2b64fc89 JK |
308 | strbuf_addstr(&env, old); |
309 | strbuf_addch(&env, ' '); | |
310 | } | |
311 | sq_quote_buf(&env, text); | |
312 | setenv(CONFIG_DATA_ENVIRONMENT, env.buf, 1); | |
313 | strbuf_release(&env); | |
314 | } | |
315 | ||
ee98df3f JH |
316 | static inline int iskeychar(int c) |
317 | { | |
318 | return isalnum(c) || c == '-'; | |
319 | } | |
320 | ||
321 | /* | |
322 | * Auxiliary function to sanity-check and split the key into the section | |
323 | * identifier and variable name. | |
324 | * | |
325 | * Returns 0 on success, -1 when there is an invalid character in the key and | |
326 | * -2 if there is no section name in the key. | |
327 | * | |
328 | * store_key - pointer to char* which will hold a copy of the key with | |
329 | * lowercase section and variable name | |
330 | * baselen - pointer to int which will hold the length of the | |
331 | * section + subsection part, can be NULL | |
332 | */ | |
333 | static int git_config_parse_key_1(const char *key, char **store_key, int *baselen_, int quiet) | |
334 | { | |
335 | int i, dot, baselen; | |
336 | const char *last_dot = strrchr(key, '.'); | |
337 | ||
338 | /* | |
339 | * Since "key" actually contains the section name and the real | |
340 | * key name separated by a dot, we have to know where the dot is. | |
341 | */ | |
342 | ||
343 | if (last_dot == NULL || last_dot == key) { | |
344 | if (!quiet) | |
345 | error("key does not contain a section: %s", key); | |
346 | return -CONFIG_NO_SECTION_OR_NAME; | |
347 | } | |
348 | ||
349 | if (!last_dot[1]) { | |
350 | if (!quiet) | |
351 | error("key does not contain variable name: %s", key); | |
352 | return -CONFIG_NO_SECTION_OR_NAME; | |
353 | } | |
354 | ||
355 | baselen = last_dot - key; | |
356 | if (baselen_) | |
357 | *baselen_ = baselen; | |
358 | ||
359 | /* | |
360 | * Validate the key and while at it, lower case it for matching. | |
361 | */ | |
362 | if (store_key) | |
363 | *store_key = xmallocz(strlen(key)); | |
364 | ||
365 | dot = 0; | |
366 | for (i = 0; key[i]; i++) { | |
367 | unsigned char c = key[i]; | |
368 | if (c == '.') | |
369 | dot = 1; | |
370 | /* Leave the extended basename untouched.. */ | |
371 | if (!dot || i > baselen) { | |
372 | if (!iskeychar(c) || | |
373 | (i == baselen + 1 && !isalpha(c))) { | |
374 | if (!quiet) | |
375 | error("invalid key: %s", key); | |
376 | goto out_free_ret_1; | |
377 | } | |
378 | c = tolower(c); | |
379 | } else if (c == '\n') { | |
380 | if (!quiet) | |
381 | error("invalid key (newline): %s", key); | |
382 | goto out_free_ret_1; | |
383 | } | |
384 | if (store_key) | |
385 | (*store_key)[i] = c; | |
386 | } | |
387 | ||
388 | return 0; | |
389 | ||
390 | out_free_ret_1: | |
391 | if (store_key) { | |
6a83d902 | 392 | FREE_AND_NULL(*store_key); |
ee98df3f JH |
393 | } |
394 | return -CONFIG_INVALID_KEY; | |
395 | } | |
396 | ||
397 | int git_config_parse_key(const char *key, char **store_key, int *baselen) | |
398 | { | |
399 | return git_config_parse_key_1(key, store_key, baselen, 0); | |
400 | } | |
401 | ||
402 | int git_config_key_is_valid(const char *key) | |
403 | { | |
404 | return !git_config_parse_key_1(key, NULL, NULL, 1); | |
405 | } | |
406 | ||
2496844b JK |
407 | int git_config_parse_parameter(const char *text, |
408 | config_fn_t fn, void *data) | |
8b1fa778 | 409 | { |
a789ca70 | 410 | const char *value; |
1274a155 | 411 | char *canonical_name; |
572e4f6a | 412 | struct strbuf **pair; |
1274a155 | 413 | int ret; |
a789ca70 | 414 | |
f77bccae | 415 | pair = strbuf_split_str(text, '=', 2); |
c5d6350b JK |
416 | if (!pair[0]) |
417 | return error("bogus config parameter: %s", text); | |
a789ca70 JH |
418 | |
419 | if (pair[0]->len && pair[0]->buf[pair[0]->len - 1] == '=') { | |
572e4f6a | 420 | strbuf_setlen(pair[0], pair[0]->len - 1); |
a789ca70 JH |
421 | value = pair[1] ? pair[1]->buf : ""; |
422 | } else { | |
423 | value = NULL; | |
424 | } | |
425 | ||
572e4f6a AR |
426 | strbuf_trim(pair[0]); |
427 | if (!pair[0]->len) { | |
428 | strbuf_list_free(pair); | |
06eb708f | 429 | return error("bogus config parameter: %s", text); |
8b1fa778 | 430 | } |
1274a155 JH |
431 | |
432 | if (git_config_parse_key(pair[0]->buf, &canonical_name, NULL)) { | |
433 | ret = -1; | |
434 | } else { | |
435 | ret = (fn(canonical_name, value, data) < 0) ? -1 : 0; | |
436 | free(canonical_name); | |
572e4f6a AR |
437 | } |
438 | strbuf_list_free(pair); | |
1274a155 | 439 | return ret; |
8b1fa778 AR |
440 | } |
441 | ||
06eb708f JK |
442 | int git_config_from_parameters(config_fn_t fn, void *data) |
443 | { | |
2b64fc89 | 444 | const char *env = getenv(CONFIG_DATA_ENVIRONMENT); |
a77d6db6 | 445 | int ret = 0; |
2b64fc89 JK |
446 | char *envw; |
447 | const char **argv = NULL; | |
448 | int nr = 0, alloc = 0; | |
449 | int i; | |
3258258f | 450 | struct config_source source; |
2b64fc89 JK |
451 | |
452 | if (!env) | |
453 | return 0; | |
3258258f JK |
454 | |
455 | memset(&source, 0, sizeof(source)); | |
456 | source.prev = cf; | |
1b8132d9 | 457 | source.origin_type = CONFIG_ORIGIN_CMDLINE; |
3258258f JK |
458 | cf = &source; |
459 | ||
2b64fc89 JK |
460 | /* sq_dequote will write over it */ |
461 | envw = xstrdup(env); | |
462 | ||
463 | if (sq_dequote_to_argv(envw, &argv, &nr, &alloc) < 0) { | |
a77d6db6 JK |
464 | ret = error("bogus format in " CONFIG_DATA_ENVIRONMENT); |
465 | goto out; | |
2b64fc89 JK |
466 | } |
467 | ||
468 | for (i = 0; i < nr; i++) { | |
06eb708f | 469 | if (git_config_parse_parameter(argv[i], fn, data) < 0) { |
a77d6db6 JK |
470 | ret = -1; |
471 | goto out; | |
2b64fc89 JK |
472 | } |
473 | } | |
474 | ||
a77d6db6 | 475 | out: |
2b64fc89 JK |
476 | free(argv); |
477 | free(envw); | |
3258258f | 478 | cf = source.prev; |
a77d6db6 | 479 | return ret; |
2b64fc89 JK |
480 | } |
481 | ||
17712991 LT |
482 | static int get_next_char(void) |
483 | { | |
49d6cfa5 | 484 | int c = cf->do_fgetc(cf); |
17712991 | 485 | |
dbb9a812 HV |
486 | if (c == '\r') { |
487 | /* DOS like systems */ | |
49d6cfa5 | 488 | c = cf->do_fgetc(cf); |
dbb9a812 | 489 | if (c != '\n') { |
5e0be134 JK |
490 | if (c != EOF) |
491 | cf->do_ungetc(c, cf); | |
dbb9a812 | 492 | c = '\r'; |
17712991 LT |
493 | } |
494 | } | |
dbb9a812 HV |
495 | if (c == '\n') |
496 | cf->linenr++; | |
497 | if (c == EOF) { | |
498 | cf->eof = 1; | |
b3b3f60b | 499 | cf->linenr++; |
dbb9a812 HV |
500 | c = '\n'; |
501 | } | |
17712991 LT |
502 | return c; |
503 | } | |
504 | ||
505 | static char *parse_value(void) | |
506 | { | |
e96c19c5 | 507 | int quote = 0, comment = 0, space = 0; |
17712991 | 508 | |
924aaf3e | 509 | strbuf_reset(&cf->value); |
17712991 LT |
510 | for (;;) { |
511 | int c = get_next_char(); | |
17712991 | 512 | if (c == '\n') { |
4b340593 MS |
513 | if (quote) { |
514 | cf->linenr--; | |
17712991 | 515 | return NULL; |
4b340593 | 516 | } |
924aaf3e | 517 | return cf->value.buf; |
17712991 LT |
518 | } |
519 | if (comment) | |
520 | continue; | |
521 | if (isspace(c) && !quote) { | |
924aaf3e | 522 | if (cf->value.len) |
ebdaae37 | 523 | space++; |
17712991 LT |
524 | continue; |
525 | } | |
7ebdba61 JS |
526 | if (!quote) { |
527 | if (c == ';' || c == '#') { | |
528 | comment = 1; | |
529 | continue; | |
530 | } | |
531 | } | |
ebdaae37 | 532 | for (; space; space--) |
924aaf3e | 533 | strbuf_addch(&cf->value, ' '); |
17712991 LT |
534 | if (c == '\\') { |
535 | c = get_next_char(); | |
536 | switch (c) { | |
537 | case '\n': | |
538 | continue; | |
539 | case 't': | |
540 | c = '\t'; | |
541 | break; | |
542 | case 'b': | |
543 | c = '\b'; | |
544 | break; | |
545 | case 'n': | |
546 | c = '\n'; | |
547 | break; | |
5cbb401d LT |
548 | /* Some characters escape as themselves */ |
549 | case '\\': case '"': | |
550 | break; | |
551 | /* Reject unknown escape sequences */ | |
552 | default: | |
553 | return NULL; | |
17712991 | 554 | } |
924aaf3e | 555 | strbuf_addch(&cf->value, c); |
17712991 LT |
556 | continue; |
557 | } | |
558 | if (c == '"') { | |
559 | quote = 1-quote; | |
560 | continue; | |
561 | } | |
924aaf3e | 562 | strbuf_addch(&cf->value, c); |
17712991 LT |
563 | } |
564 | } | |
565 | ||
0971e992 | 566 | static int get_value(config_fn_t fn, void *data, struct strbuf *name) |
17712991 LT |
567 | { |
568 | int c; | |
569 | char *value; | |
b3b3f60b | 570 | int ret; |
17712991 LT |
571 | |
572 | /* Get the full name */ | |
573 | for (;;) { | |
574 | c = get_next_char(); | |
924aaf3e | 575 | if (cf->eof) |
17712991 | 576 | break; |
38c5afa8 | 577 | if (!iskeychar(c)) |
17712991 | 578 | break; |
0971e992 | 579 | strbuf_addch(name, tolower(c)); |
17712991 | 580 | } |
0971e992 | 581 | |
17712991 LT |
582 | while (c == ' ' || c == '\t') |
583 | c = get_next_char(); | |
584 | ||
585 | value = NULL; | |
586 | if (c != '\n') { | |
587 | if (c != '=') | |
588 | return -1; | |
589 | value = parse_value(); | |
590 | if (!value) | |
591 | return -1; | |
592 | } | |
b3b3f60b MM |
593 | /* |
594 | * We already consumed the \n, but we need linenr to point to | |
595 | * the line we just parsed during the call to fn to get | |
596 | * accurate line number in error messages. | |
597 | */ | |
598 | cf->linenr--; | |
599 | ret = fn(name->buf, value, data); | |
e2e14251 JS |
600 | if (ret >= 0) |
601 | cf->linenr++; | |
b3b3f60b | 602 | return ret; |
17712991 LT |
603 | } |
604 | ||
0971e992 | 605 | static int get_extended_base_var(struct strbuf *name, int c) |
d14f7764 LT |
606 | { |
607 | do { | |
608 | if (c == '\n') | |
4b340593 | 609 | goto error_incomplete_line; |
d14f7764 LT |
610 | c = get_next_char(); |
611 | } while (isspace(c)); | |
612 | ||
613 | /* We require the format to be '[base "extension"]' */ | |
614 | if (c != '"') | |
615 | return -1; | |
0971e992 | 616 | strbuf_addch(name, '.'); |
d14f7764 LT |
617 | |
618 | for (;;) { | |
619 | int c = get_next_char(); | |
620 | if (c == '\n') | |
4b340593 | 621 | goto error_incomplete_line; |
d14f7764 LT |
622 | if (c == '"') |
623 | break; | |
624 | if (c == '\\') { | |
625 | c = get_next_char(); | |
626 | if (c == '\n') | |
4b340593 | 627 | goto error_incomplete_line; |
d14f7764 | 628 | } |
0971e992 | 629 | strbuf_addch(name, c); |
d14f7764 LT |
630 | } |
631 | ||
632 | /* Final ']' */ | |
633 | if (get_next_char() != ']') | |
634 | return -1; | |
0971e992 | 635 | return 0; |
4b340593 MS |
636 | error_incomplete_line: |
637 | cf->linenr--; | |
638 | return -1; | |
d14f7764 LT |
639 | } |
640 | ||
0971e992 | 641 | static int get_base_var(struct strbuf *name) |
17712991 | 642 | { |
17712991 LT |
643 | for (;;) { |
644 | int c = get_next_char(); | |
924aaf3e | 645 | if (cf->eof) |
17712991 LT |
646 | return -1; |
647 | if (c == ']') | |
0971e992 | 648 | return 0; |
d14f7764 | 649 | if (isspace(c)) |
0971e992 | 650 | return get_extended_base_var(name, c); |
38c5afa8 | 651 | if (!iskeychar(c) && c != '.') |
17712991 | 652 | return -1; |
0971e992 | 653 | strbuf_addch(name, tolower(c)); |
17712991 LT |
654 | } |
655 | } | |
656 | ||
8032cc44 JS |
657 | struct parse_event_data { |
658 | enum config_event_t previous_type; | |
659 | size_t previous_offset; | |
660 | const struct config_options *opts; | |
661 | }; | |
662 | ||
663 | static int do_event(enum config_event_t type, struct parse_event_data *data) | |
664 | { | |
665 | size_t offset; | |
666 | ||
667 | if (!data->opts || !data->opts->event_fn) | |
668 | return 0; | |
669 | ||
670 | if (type == CONFIG_EVENT_WHITESPACE && | |
671 | data->previous_type == type) | |
672 | return 0; | |
673 | ||
674 | offset = cf->do_ftell(cf); | |
675 | /* | |
676 | * At EOF, the parser always "inserts" an extra '\n', therefore | |
677 | * the end offset of the event is the current file position, otherwise | |
678 | * we will already have advanced to the next event. | |
679 | */ | |
680 | if (type != CONFIG_EVENT_EOF) | |
681 | offset--; | |
682 | ||
683 | if (data->previous_type != CONFIG_EVENT_EOF && | |
684 | data->opts->event_fn(data->previous_type, data->previous_offset, | |
685 | offset, data->opts->event_fn_data) < 0) | |
686 | return -1; | |
687 | ||
688 | data->previous_type = type; | |
689 | data->previous_offset = offset; | |
690 | ||
691 | return 0; | |
692 | } | |
693 | ||
694 | static int git_parse_source(config_fn_t fn, void *data, | |
695 | const struct config_options *opts) | |
17712991 LT |
696 | { |
697 | int comment = 0; | |
698 | int baselen = 0; | |
0971e992 | 699 | struct strbuf *var = &cf->var; |
1b8132d9 VA |
700 | int error_return = 0; |
701 | char *error_msg = NULL; | |
17712991 | 702 | |
de056402 | 703 | /* U+FEFF Byte Order Mark in UTF8 */ |
599446dc | 704 | const char *bomptr = utf8_bom; |
de056402 | 705 | |
8032cc44 JS |
706 | /* For the parser event callback */ |
707 | struct parse_event_data event_data = { | |
708 | CONFIG_EVENT_EOF, 0, opts | |
709 | }; | |
710 | ||
17712991 | 711 | for (;;) { |
8032cc44 JS |
712 | int c; |
713 | ||
714 | c = get_next_char(); | |
de056402 PB |
715 | if (bomptr && *bomptr) { |
716 | /* We are at the file beginning; skip UTF8-encoded BOM | |
717 | * if present. Sane editors won't put this in on their | |
718 | * own, but e.g. Windows Notepad will do it happily. */ | |
599446dc | 719 | if (c == (*bomptr & 0377)) { |
de056402 PB |
720 | bomptr++; |
721 | continue; | |
722 | } else { | |
723 | /* Do not tolerate partial BOM. */ | |
724 | if (bomptr != utf8_bom) | |
725 | break; | |
726 | /* No BOM at file beginning. Cool. */ | |
727 | bomptr = NULL; | |
728 | } | |
729 | } | |
17712991 | 730 | if (c == '\n') { |
8032cc44 JS |
731 | if (cf->eof) { |
732 | if (do_event(CONFIG_EVENT_EOF, &event_data) < 0) | |
733 | return -1; | |
17712991 | 734 | return 0; |
8032cc44 JS |
735 | } |
736 | if (do_event(CONFIG_EVENT_WHITESPACE, &event_data) < 0) | |
737 | return -1; | |
17712991 LT |
738 | comment = 0; |
739 | continue; | |
740 | } | |
8032cc44 | 741 | if (comment) |
17712991 | 742 | continue; |
8032cc44 JS |
743 | if (isspace(c)) { |
744 | if (do_event(CONFIG_EVENT_WHITESPACE, &event_data) < 0) | |
745 | return -1; | |
17712991 | 746 | continue; |
8032cc44 | 747 | } |
17712991 | 748 | if (c == '#' || c == ';') { |
8032cc44 JS |
749 | if (do_event(CONFIG_EVENT_COMMENT, &event_data) < 0) |
750 | return -1; | |
17712991 LT |
751 | comment = 1; |
752 | continue; | |
753 | } | |
754 | if (c == '[') { | |
8032cc44 JS |
755 | if (do_event(CONFIG_EVENT_SECTION, &event_data) < 0) |
756 | return -1; | |
757 | ||
0971e992 BW |
758 | /* Reset prior to determining a new stem */ |
759 | strbuf_reset(var); | |
760 | if (get_base_var(var) < 0 || var->len < 1) | |
17712991 | 761 | break; |
0971e992 BW |
762 | strbuf_addch(var, '.'); |
763 | baselen = var->len; | |
17712991 LT |
764 | continue; |
765 | } | |
766 | if (!isalpha(c)) | |
767 | break; | |
8032cc44 JS |
768 | |
769 | if (do_event(CONFIG_EVENT_ENTRY, &event_data) < 0) | |
770 | return -1; | |
771 | ||
0971e992 BW |
772 | /* |
773 | * Truncate the var name back to the section header | |
774 | * stem prior to grabbing the suffix part of the name | |
775 | * and the value. | |
776 | */ | |
777 | strbuf_setlen(var, baselen); | |
778 | strbuf_addch(var, tolower(c)); | |
779 | if (get_value(fn, data, var) < 0) | |
17712991 LT |
780 | break; |
781 | } | |
1b8132d9 | 782 | |
8032cc44 JS |
783 | if (do_event(CONFIG_EVENT_ERROR, &event_data) < 0) |
784 | return -1; | |
785 | ||
1b8132d9 VA |
786 | switch (cf->origin_type) { |
787 | case CONFIG_ORIGIN_BLOB: | |
788 | error_msg = xstrfmt(_("bad config line %d in blob %s"), | |
789 | cf->linenr, cf->name); | |
790 | break; | |
791 | case CONFIG_ORIGIN_FILE: | |
792 | error_msg = xstrfmt(_("bad config line %d in file %s"), | |
793 | cf->linenr, cf->name); | |
794 | break; | |
795 | case CONFIG_ORIGIN_STDIN: | |
796 | error_msg = xstrfmt(_("bad config line %d in standard input"), | |
797 | cf->linenr); | |
798 | break; | |
799 | case CONFIG_ORIGIN_SUBMODULE_BLOB: | |
800 | error_msg = xstrfmt(_("bad config line %d in submodule-blob %s"), | |
801 | cf->linenr, cf->name); | |
802 | break; | |
803 | case CONFIG_ORIGIN_CMDLINE: | |
804 | error_msg = xstrfmt(_("bad config line %d in command line %s"), | |
805 | cf->linenr, cf->name); | |
806 | break; | |
807 | default: | |
808 | error_msg = xstrfmt(_("bad config line %d in %s"), | |
809 | cf->linenr, cf->name); | |
810 | } | |
811 | ||
b2dc0945 | 812 | if (cf->die_on_error) |
1b8132d9 | 813 | die("%s", error_msg); |
b2dc0945 | 814 | else |
1b8132d9 VA |
815 | error_return = error("%s", error_msg); |
816 | ||
817 | free(error_msg); | |
818 | return error_return; | |
17712991 LT |
819 | } |
820 | ||
ebaa1bd4 | 821 | static int parse_unit_factor(const char *end, uintmax_t *val) |
0b87b6e0 BD |
822 | { |
823 | if (!*end) | |
824 | return 1; | |
c8deb5a1 SP |
825 | else if (!strcasecmp(end, "k")) { |
826 | *val *= 1024; | |
827 | return 1; | |
828 | } | |
829 | else if (!strcasecmp(end, "m")) { | |
830 | *val *= 1024 * 1024; | |
831 | return 1; | |
832 | } | |
833 | else if (!strcasecmp(end, "g")) { | |
834 | *val *= 1024 * 1024 * 1024; | |
835 | return 1; | |
836 | } | |
837 | return 0; | |
0b87b6e0 BD |
838 | } |
839 | ||
7192777d | 840 | static int git_parse_signed(const char *value, intmax_t *ret, intmax_t max) |
0b87b6e0 BD |
841 | { |
842 | if (value && *value) { | |
843 | char *end; | |
ebaa1bd4 NA |
844 | intmax_t val; |
845 | uintmax_t uval; | |
846 | uintmax_t factor = 1; | |
847 | ||
848 | errno = 0; | |
849 | val = strtoimax(value, &end, 0); | |
850 | if (errno == ERANGE) | |
851 | return 0; | |
33fdd77e JK |
852 | if (!parse_unit_factor(end, &factor)) { |
853 | errno = EINVAL; | |
c8deb5a1 | 854 | return 0; |
33fdd77e | 855 | } |
83915ba5 | 856 | uval = labs(val); |
ebaa1bd4 | 857 | uval *= factor; |
83915ba5 | 858 | if (uval > max || labs(val) > uval) { |
33fdd77e | 859 | errno = ERANGE; |
ebaa1bd4 | 860 | return 0; |
33fdd77e | 861 | } |
ebaa1bd4 NA |
862 | val *= factor; |
863 | *ret = val; | |
0b87b6e0 BD |
864 | return 1; |
865 | } | |
33fdd77e | 866 | errno = EINVAL; |
0b87b6e0 BD |
867 | return 0; |
868 | } | |
869 | ||
0b4dc661 | 870 | static int git_parse_unsigned(const char *value, uintmax_t *ret, uintmax_t max) |
17712991 LT |
871 | { |
872 | if (value && *value) { | |
873 | char *end; | |
ebaa1bd4 NA |
874 | uintmax_t val; |
875 | uintmax_t oldval; | |
876 | ||
877 | errno = 0; | |
878 | val = strtoumax(value, &end, 0); | |
879 | if (errno == ERANGE) | |
880 | return 0; | |
881 | oldval = val; | |
33fdd77e JK |
882 | if (!parse_unit_factor(end, &val)) { |
883 | errno = EINVAL; | |
c8deb5a1 | 884 | return 0; |
33fdd77e JK |
885 | } |
886 | if (val > max || oldval > val) { | |
887 | errno = ERANGE; | |
ebaa1bd4 | 888 | return 0; |
33fdd77e | 889 | } |
c8deb5a1 | 890 | *ret = val; |
0b87b6e0 | 891 | return 1; |
17712991 | 892 | } |
33fdd77e | 893 | errno = EINVAL; |
0b87b6e0 BD |
894 | return 0; |
895 | } | |
896 | ||
42d194e9 | 897 | static int git_parse_int(const char *value, int *ret) |
c1867cea | 898 | { |
7192777d | 899 | intmax_t tmp; |
42d194e9 | 900 | if (!git_parse_signed(value, &tmp, maximum_signed_value_of_type(int))) |
7192777d JK |
901 | return 0; |
902 | *ret = tmp; | |
903 | return 1; | |
904 | } | |
905 | ||
00160242 JK |
906 | static int git_parse_int64(const char *value, int64_t *ret) |
907 | { | |
908 | intmax_t tmp; | |
909 | if (!git_parse_signed(value, &tmp, maximum_signed_value_of_type(int64_t))) | |
910 | return 0; | |
911 | *ret = tmp; | |
912 | return 1; | |
913 | } | |
914 | ||
7192777d JK |
915 | int git_parse_ulong(const char *value, unsigned long *ret) |
916 | { | |
917 | uintmax_t tmp; | |
918 | if (!git_parse_unsigned(value, &tmp, maximum_unsigned_value_of_type(long))) | |
919 | return 0; | |
920 | *ret = tmp; | |
921 | return 1; | |
922 | } | |
923 | ||
37ee680d DT |
924 | static int git_parse_ssize_t(const char *value, ssize_t *ret) |
925 | { | |
926 | intmax_t tmp; | |
927 | if (!git_parse_signed(value, &tmp, maximum_signed_value_of_type(ssize_t))) | |
928 | return 0; | |
929 | *ret = tmp; | |
930 | return 1; | |
931 | } | |
932 | ||
06bdc23b | 933 | NORETURN |
2f666581 | 934 | static void die_bad_number(const char *name, const char *value) |
c1867cea | 935 | { |
078fe305 JNA |
936 | const char * error_type = (errno == ERANGE)? _("out of range"):_("invalid unit"); |
937 | ||
2f666581 JK |
938 | if (!value) |
939 | value = ""; | |
940 | ||
1b8132d9 | 941 | if (!(cf && cf->name)) |
078fe305 JNA |
942 | die(_("bad numeric config value '%s' for '%s': %s"), |
943 | value, name, error_type); | |
1b8132d9 VA |
944 | |
945 | switch (cf->origin_type) { | |
946 | case CONFIG_ORIGIN_BLOB: | |
078fe305 JNA |
947 | die(_("bad numeric config value '%s' for '%s' in blob %s: %s"), |
948 | value, name, cf->name, error_type); | |
1b8132d9 | 949 | case CONFIG_ORIGIN_FILE: |
078fe305 JNA |
950 | die(_("bad numeric config value '%s' for '%s' in file %s: %s"), |
951 | value, name, cf->name, error_type); | |
1b8132d9 | 952 | case CONFIG_ORIGIN_STDIN: |
078fe305 JNA |
953 | die(_("bad numeric config value '%s' for '%s' in standard input: %s"), |
954 | value, name, error_type); | |
1b8132d9 | 955 | case CONFIG_ORIGIN_SUBMODULE_BLOB: |
078fe305 JNA |
956 | die(_("bad numeric config value '%s' for '%s' in submodule-blob %s: %s"), |
957 | value, name, cf->name, error_type); | |
1b8132d9 | 958 | case CONFIG_ORIGIN_CMDLINE: |
078fe305 JNA |
959 | die(_("bad numeric config value '%s' for '%s' in command line %s: %s"), |
960 | value, name, cf->name, error_type); | |
1b8132d9 | 961 | default: |
078fe305 JNA |
962 | die(_("bad numeric config value '%s' for '%s' in %s: %s"), |
963 | value, name, cf->name, error_type); | |
1b8132d9 | 964 | } |
c1867cea JK |
965 | } |
966 | ||
0b87b6e0 BD |
967 | int git_config_int(const char *name, const char *value) |
968 | { | |
42d194e9 JK |
969 | int ret; |
970 | if (!git_parse_int(value, &ret)) | |
2f666581 | 971 | die_bad_number(name, value); |
0b87b6e0 BD |
972 | return ret; |
973 | } | |
974 | ||
00160242 JK |
975 | int64_t git_config_int64(const char *name, const char *value) |
976 | { | |
977 | int64_t ret; | |
978 | if (!git_parse_int64(value, &ret)) | |
979 | die_bad_number(name, value); | |
0b87b6e0 BD |
980 | return ret; |
981 | } | |
982 | ||
983 | unsigned long git_config_ulong(const char *name, const char *value) | |
984 | { | |
985 | unsigned long ret; | |
986 | if (!git_parse_ulong(value, &ret)) | |
2f666581 | 987 | die_bad_number(name, value); |
0b87b6e0 | 988 | return ret; |
17712991 LT |
989 | } |
990 | ||
37ee680d DT |
991 | ssize_t git_config_ssize_t(const char *name, const char *value) |
992 | { | |
993 | ssize_t ret; | |
994 | if (!git_parse_ssize_t(value, &ret)) | |
995 | die_bad_number(name, value); | |
996 | return ret; | |
997 | } | |
998 | ||
9be04d64 | 999 | static int git_parse_maybe_bool_text(const char *value) |
17712991 LT |
1000 | { |
1001 | if (!value) | |
1002 | return 1; | |
1003 | if (!*value) | |
1004 | return 0; | |
8420ccd8 JH |
1005 | if (!strcasecmp(value, "true") |
1006 | || !strcasecmp(value, "yes") | |
1007 | || !strcasecmp(value, "on")) | |
17712991 | 1008 | return 1; |
8420ccd8 JH |
1009 | if (!strcasecmp(value, "false") |
1010 | || !strcasecmp(value, "no") | |
1011 | || !strcasecmp(value, "off")) | |
17712991 | 1012 | return 0; |
8420ccd8 JH |
1013 | return -1; |
1014 | } | |
1015 | ||
9be04d64 | 1016 | int git_parse_maybe_bool(const char *value) |
b2be2f6a | 1017 | { |
9be04d64 | 1018 | int v = git_parse_maybe_bool_text(value); |
b2be2f6a JK |
1019 | if (0 <= v) |
1020 | return v; | |
42d194e9 | 1021 | if (git_parse_int(value, &v)) |
db6195ef | 1022 | return !!v; |
b2be2f6a JK |
1023 | return -1; |
1024 | } | |
1025 | ||
8420ccd8 JH |
1026 | int git_config_bool_or_int(const char *name, const char *value, int *is_bool) |
1027 | { | |
9be04d64 | 1028 | int v = git_parse_maybe_bool_text(value); |
8420ccd8 JH |
1029 | if (0 <= v) { |
1030 | *is_bool = 1; | |
1031 | return v; | |
1032 | } | |
a53f2ec6 | 1033 | *is_bool = 0; |
c35b0b58 | 1034 | return git_config_int(name, value); |
17712991 LT |
1035 | } |
1036 | ||
a53f2ec6 JH |
1037 | int git_config_bool(const char *name, const char *value) |
1038 | { | |
1039 | int discard; | |
c35b0b58 | 1040 | return !!git_config_bool_or_int(name, value, &discard); |
a53f2ec6 JH |
1041 | } |
1042 | ||
ea5105a5 CC |
1043 | int git_config_string(const char **dest, const char *var, const char *value) |
1044 | { | |
1045 | if (!value) | |
1046 | return config_error_nonbool(var); | |
1047 | *dest = xstrdup(value); | |
1048 | return 0; | |
1049 | } | |
1050 | ||
395de250 MM |
1051 | int git_config_pathname(const char **dest, const char *var, const char *value) |
1052 | { | |
1053 | if (!value) | |
1054 | return config_error_nonbool(var); | |
4aad2f16 | 1055 | *dest = expand_user_path(value, 0); |
395de250 | 1056 | if (!*dest) |
8262aaa2 | 1057 | die(_("failed to expand user dir in: '%s'"), value); |
395de250 MM |
1058 | return 0; |
1059 | } | |
1060 | ||
5f967424 HM |
1061 | int git_config_expiry_date(timestamp_t *timestamp, const char *var, const char *value) |
1062 | { | |
1063 | if (!value) | |
1064 | return config_error_nonbool(var); | |
1065 | if (parse_expiry_date(value, timestamp)) | |
1066 | return error(_("'%s' for '%s' is not a valid timestamp"), | |
1067 | value, var); | |
1068 | return 0; | |
1069 | } | |
1070 | ||
6d2f9acc TB |
1071 | int git_config_color(char *dest, const char *var, const char *value) |
1072 | { | |
1073 | if (!value) | |
1074 | return config_error_nonbool(var); | |
1075 | if (color_parse(value, dest) < 0) | |
1076 | return -1; | |
1077 | return 0; | |
1078 | } | |
1079 | ||
806e2ad7 | 1080 | static int git_default_core_config(const char *var, const char *value) |
17712991 LT |
1081 | { |
1082 | /* This needs a better name */ | |
1083 | if (!strcmp(var, "core.filemode")) { | |
1084 | trust_executable_bit = git_config_bool(var, value); | |
1085 | return 0; | |
1086 | } | |
1ce4790b AR |
1087 | if (!strcmp(var, "core.trustctime")) { |
1088 | trust_ctime = git_config_bool(var, value); | |
1089 | return 0; | |
1090 | } | |
c1b5d738 | 1091 | if (!strcmp(var, "core.checkstat")) { |
c08e4d5b RR |
1092 | if (!strcasecmp(value, "default")) |
1093 | check_stat = 1; | |
1094 | else if (!strcasecmp(value, "minimal")) | |
1095 | check_stat = 0; | |
1096 | } | |
17712991 | 1097 | |
9378c161 JH |
1098 | if (!strcmp(var, "core.quotepath")) { |
1099 | quote_path_fully = git_config_bool(var, value); | |
1100 | return 0; | |
1101 | } | |
1102 | ||
78a8d641 JS |
1103 | if (!strcmp(var, "core.symlinks")) { |
1104 | has_symlinks = git_config_bool(var, value); | |
1105 | return 0; | |
1106 | } | |
1107 | ||
0a9b88b7 LT |
1108 | if (!strcmp(var, "core.ignorecase")) { |
1109 | ignore_case = git_config_bool(var, value); | |
1110 | return 0; | |
1111 | } | |
1112 | ||
64589a03 JH |
1113 | if (!strcmp(var, "core.attributesfile")) |
1114 | return git_config_pathname(&git_attributes_file, var, value); | |
1115 | ||
867ad08a ÆAB |
1116 | if (!strcmp(var, "core.hookspath")) |
1117 | return git_config_pathname(&git_hooks_path, var, value); | |
1118 | ||
7d1864ce JH |
1119 | if (!strcmp(var, "core.bare")) { |
1120 | is_bare_repository_cfg = git_config_bool(var, value); | |
1121 | return 0; | |
1122 | } | |
1123 | ||
5f73076c JH |
1124 | if (!strcmp(var, "core.ignorestat")) { |
1125 | assume_unchanged = git_config_bool(var, value); | |
1126 | return 0; | |
1127 | } | |
1128 | ||
e388c738 JH |
1129 | if (!strcmp(var, "core.prefersymlinkrefs")) { |
1130 | prefer_symlink_refs = git_config_bool(var, value); | |
f8348be3 JS |
1131 | return 0; |
1132 | } | |
1133 | ||
6de08ae6 | 1134 | if (!strcmp(var, "core.logallrefupdates")) { |
341fb286 CW |
1135 | if (value && !strcasecmp(value, "always")) |
1136 | log_all_ref_updates = LOG_REFS_ALWAYS; | |
1137 | else if (git_config_bool(var, value)) | |
1138 | log_all_ref_updates = LOG_REFS_NORMAL; | |
1139 | else | |
1140 | log_all_ref_updates = LOG_REFS_NONE; | |
6de08ae6 SP |
1141 | return 0; |
1142 | } | |
1143 | ||
2f8acdb3 JH |
1144 | if (!strcmp(var, "core.warnambiguousrefs")) { |
1145 | warn_ambiguous_refs = git_config_bool(var, value); | |
1146 | return 0; | |
1147 | } | |
1148 | ||
a71f09fe | 1149 | if (!strcmp(var, "core.abbrev")) { |
48d5014d JH |
1150 | if (!value) |
1151 | return config_error_nonbool(var); | |
1152 | if (!strcasecmp(value, "auto")) | |
1153 | default_abbrev = -1; | |
1154 | else { | |
1155 | int abbrev = git_config_int(var, value); | |
1156 | if (abbrev < minimum_abbrev || abbrev > 40) | |
1157 | return error("abbrev length out of range: %d", abbrev); | |
1158 | default_abbrev = abbrev; | |
1159 | } | |
dce96489 LT |
1160 | return 0; |
1161 | } | |
1162 | ||
5b33cb1f JK |
1163 | if (!strcmp(var, "core.disambiguate")) |
1164 | return set_disambiguate_hint_config(var, value); | |
1165 | ||
960ccca6 | 1166 | if (!strcmp(var, "core.loosecompression")) { |
12f6c308 JBH |
1167 | int level = git_config_int(var, value); |
1168 | if (level == -1) | |
1169 | level = Z_DEFAULT_COMPRESSION; | |
1170 | else if (level < 0 || level > Z_BEST_COMPRESSION) | |
8262aaa2 | 1171 | die(_("bad zlib compression level %d"), level); |
12f6c308 | 1172 | zlib_compression_level = level; |
960ccca6 DH |
1173 | zlib_compression_seen = 1; |
1174 | return 0; | |
1175 | } | |
1176 | ||
1177 | if (!strcmp(var, "core.compression")) { | |
1178 | int level = git_config_int(var, value); | |
1179 | if (level == -1) | |
1180 | level = Z_DEFAULT_COMPRESSION; | |
1181 | else if (level < 0 || level > Z_BEST_COMPRESSION) | |
8262aaa2 | 1182 | die(_("bad zlib compression level %d"), level); |
960ccca6 DH |
1183 | core_compression_level = level; |
1184 | core_compression_seen = 1; | |
1185 | if (!zlib_compression_seen) | |
1186 | zlib_compression_level = level; | |
8de7eeb5 JH |
1187 | if (!pack_compression_seen) |
1188 | pack_compression_level = level; | |
12f6c308 JBH |
1189 | return 0; |
1190 | } | |
1191 | ||
60bb8b14 | 1192 | if (!strcmp(var, "core.packedgitwindowsize")) { |
5faaf246 | 1193 | int pgsz_x2 = getpagesize() * 2; |
ebaa1bd4 | 1194 | packed_git_window_size = git_config_ulong(var, value); |
5faaf246 JH |
1195 | |
1196 | /* This value must be multiple of (pagesize * 2) */ | |
1197 | packed_git_window_size /= pgsz_x2; | |
1198 | if (packed_git_window_size < 1) | |
1199 | packed_git_window_size = 1; | |
1200 | packed_git_window_size *= pgsz_x2; | |
60bb8b14 SP |
1201 | return 0; |
1202 | } | |
1203 | ||
15366280 | 1204 | if (!strcmp(var, "core.bigfilethreshold")) { |
ebaa1bd4 | 1205 | big_file_threshold = git_config_ulong(var, value); |
15366280 JH |
1206 | return 0; |
1207 | } | |
1208 | ||
77ccc5bb | 1209 | if (!strcmp(var, "core.packedgitlimit")) { |
ebaa1bd4 | 1210 | packed_git_limit = git_config_ulong(var, value); |
77ccc5bb SP |
1211 | return 0; |
1212 | } | |
1213 | ||
18bdec11 | 1214 | if (!strcmp(var, "core.deltabasecachelimit")) { |
ebaa1bd4 | 1215 | delta_base_cache_limit = git_config_ulong(var, value); |
18bdec11 SP |
1216 | return 0; |
1217 | } | |
1218 | ||
6c510bee | 1219 | if (!strcmp(var, "core.autocrlf")) { |
d7f46334 | 1220 | if (value && !strcasecmp(value, "input")) { |
fd6cce9e | 1221 | auto_crlf = AUTO_CRLF_INPUT; |
d7f46334 LT |
1222 | return 0; |
1223 | } | |
6c510bee LT |
1224 | auto_crlf = git_config_bool(var, value); |
1225 | return 0; | |
1226 | } | |
1227 | ||
21e5ad50 | 1228 | if (!strcmp(var, "core.safecrlf")) { |
8462ff43 | 1229 | int eol_rndtrp_die; |
21e5ad50 | 1230 | if (value && !strcasecmp(value, "warn")) { |
8462ff43 | 1231 | global_conv_flags_eol = CONV_EOL_RNDTRP_WARN; |
21e5ad50 SP |
1232 | return 0; |
1233 | } | |
8462ff43 TB |
1234 | eol_rndtrp_die = git_config_bool(var, value); |
1235 | global_conv_flags_eol = eol_rndtrp_die ? | |
1236 | CONV_EOL_RNDTRP_DIE : CONV_EOL_RNDTRP_WARN; | |
21e5ad50 SP |
1237 | return 0; |
1238 | } | |
1239 | ||
942e7747 EB |
1240 | if (!strcmp(var, "core.eol")) { |
1241 | if (value && !strcasecmp(value, "lf")) | |
ec70f52f | 1242 | core_eol = EOL_LF; |
942e7747 | 1243 | else if (value && !strcasecmp(value, "crlf")) |
ec70f52f | 1244 | core_eol = EOL_CRLF; |
942e7747 | 1245 | else if (value && !strcasecmp(value, "native")) |
ec70f52f | 1246 | core_eol = EOL_NATIVE; |
942e7747 | 1247 | else |
ec70f52f | 1248 | core_eol = EOL_UNSET; |
942e7747 EB |
1249 | return 0; |
1250 | } | |
1251 | ||
e92d6225 LS |
1252 | if (!strcmp(var, "core.checkroundtripencoding")) { |
1253 | check_roundtrip_encoding = xstrdup(value); | |
1254 | return 0; | |
1255 | } | |
1256 | ||
a97a7468 JS |
1257 | if (!strcmp(var, "core.notesref")) { |
1258 | notes_ref_name = xstrdup(value); | |
1259 | return 0; | |
1260 | } | |
1261 | ||
806e2ad7 LT |
1262 | if (!strcmp(var, "core.editor")) |
1263 | return git_config_string(&editor_program, var, value); | |
1264 | ||
eff80a9f | 1265 | if (!strcmp(var, "core.commentchar")) { |
649409b7 JK |
1266 | if (!value) |
1267 | return config_error_nonbool(var); | |
ad524f83 | 1268 | else if (!strcasecmp(value, "auto")) |
84c9dc2c | 1269 | auto_comment_line_char = 1; |
ad524f83 | 1270 | else if (value[0] && !value[1]) { |
649409b7 | 1271 | comment_line_char = value[0]; |
84c9dc2c | 1272 | auto_comment_line_char = 0; |
50b54fd7 NTND |
1273 | } else |
1274 | return error("core.commentChar should only be one character"); | |
1275 | return 0; | |
eff80a9f JH |
1276 | } |
1277 | ||
d3e7da89 AK |
1278 | if (!strcmp(var, "core.askpass")) |
1279 | return git_config_string(&askpass_program, var, value); | |
1280 | ||
806e2ad7 | 1281 | if (!strcmp(var, "core.excludesfile")) |
395de250 | 1282 | return git_config_pathname(&excludes_file, var, value); |
806e2ad7 LT |
1283 | |
1284 | if (!strcmp(var, "core.whitespace")) { | |
1285 | if (!value) | |
1286 | return config_error_nonbool(var); | |
1287 | whitespace_rule_cfg = parse_whitespace_rule(value); | |
1288 | return 0; | |
1289 | } | |
1290 | ||
aafe9fba LT |
1291 | if (!strcmp(var, "core.fsyncobjectfiles")) { |
1292 | fsync_object_files = git_config_bool(var, value); | |
1293 | return 0; | |
1294 | } | |
1295 | ||
671c9b7e LT |
1296 | if (!strcmp(var, "core.preloadindex")) { |
1297 | core_preload_index = git_config_bool(var, value); | |
1298 | return 0; | |
1299 | } | |
1300 | ||
348df166 JS |
1301 | if (!strcmp(var, "core.createobject")) { |
1302 | if (!strcmp(value, "rename")) | |
1303 | object_creation_mode = OBJECT_CREATION_USES_RENAMES; | |
1304 | else if (!strcmp(value, "link")) | |
1305 | object_creation_mode = OBJECT_CREATION_USES_HARDLINKS; | |
1306 | else | |
8262aaa2 | 1307 | die(_("invalid mode for object creation: %s"), value); |
be66a6c4 JS |
1308 | return 0; |
1309 | } | |
1310 | ||
1b70dfd5 DS |
1311 | if (!strcmp(var, "core.commitgraph")) { |
1312 | core_commit_graph = git_config_bool(var, value); | |
1313 | return 0; | |
1314 | } | |
1315 | ||
08aefc9e NTND |
1316 | if (!strcmp(var, "core.sparsecheckout")) { |
1317 | core_apply_sparse_checkout = git_config_bool(var, value); | |
1318 | return 0; | |
1319 | } | |
1320 | ||
76759c7d TB |
1321 | if (!strcmp(var, "core.precomposeunicode")) { |
1322 | precomposed_unicode = git_config_bool(var, value); | |
1323 | return 0; | |
1324 | } | |
1325 | ||
a42643aa JK |
1326 | if (!strcmp(var, "core.protecthfs")) { |
1327 | protect_hfs = git_config_bool(var, value); | |
1328 | return 0; | |
1329 | } | |
1330 | ||
2b4c6efc JS |
1331 | if (!strcmp(var, "core.protectntfs")) { |
1332 | protect_ntfs = git_config_bool(var, value); | |
1333 | return 0; | |
76759c7d TB |
1334 | } |
1335 | ||
f30afdab JS |
1336 | if (!strcmp(var, "core.hidedotfiles")) { |
1337 | if (value && !strcasecmp(value, "dotgitonly")) | |
1338 | hide_dotfiles = HIDE_DOTFILES_DOTGITONLY; | |
1339 | else | |
1340 | hide_dotfiles = git_config_bool(var, value); | |
1341 | return 0; | |
1342 | } | |
1343 | ||
1e1e39b3 JH |
1344 | if (!strcmp(var, "core.partialclonefilter")) { |
1345 | return git_config_string(&core_partial_clone_filter_default, | |
1346 | var, value); | |
1347 | } | |
1348 | ||
806e2ad7 LT |
1349 | /* Add other config variables here and to Documentation/config.txt. */ |
1350 | return 0; | |
1351 | } | |
1352 | ||
1141f492 | 1353 | static int git_default_i18n_config(const char *var, const char *value) |
d1364529 | 1354 | { |
ea5105a5 CC |
1355 | if (!strcmp(var, "i18n.commitencoding")) |
1356 | return git_config_string(&git_commit_encoding, var, value); | |
d2c11a38 | 1357 | |
ea5105a5 CC |
1358 | if (!strcmp(var, "i18n.logoutputencoding")) |
1359 | return git_config_string(&git_log_output_encoding, var, value); | |
d2c11a38 | 1360 | |
1141f492 LT |
1361 | /* Add other config variables here and to Documentation/config.txt. */ |
1362 | return 0; | |
1363 | } | |
039bc64e | 1364 | |
1141f492 LT |
1365 | static int git_default_branch_config(const char *var, const char *value) |
1366 | { | |
9ed36cfa JS |
1367 | if (!strcmp(var, "branch.autosetupmerge")) { |
1368 | if (value && !strcasecmp(value, "always")) { | |
1369 | git_branch_track = BRANCH_TRACK_ALWAYS; | |
1370 | return 0; | |
1371 | } | |
1372 | git_branch_track = git_config_bool(var, value); | |
1373 | return 0; | |
1374 | } | |
c998ae9b DS |
1375 | if (!strcmp(var, "branch.autosetuprebase")) { |
1376 | if (!value) | |
1377 | return config_error_nonbool(var); | |
1378 | else if (!strcmp(value, "never")) | |
1379 | autorebase = AUTOREBASE_NEVER; | |
1380 | else if (!strcmp(value, "local")) | |
1381 | autorebase = AUTOREBASE_LOCAL; | |
1382 | else if (!strcmp(value, "remote")) | |
1383 | autorebase = AUTOREBASE_REMOTE; | |
1384 | else if (!strcmp(value, "always")) | |
1385 | autorebase = AUTOREBASE_ALWAYS; | |
1386 | else | |
8c3ca351 | 1387 | return error("malformed value for %s", var); |
c998ae9b DS |
1388 | return 0; |
1389 | } | |
a9cc857a | 1390 | |
1ab661dd | 1391 | /* Add other config variables here and to Documentation/config.txt. */ |
17712991 LT |
1392 | return 0; |
1393 | } | |
1394 | ||
52153747 FAG |
1395 | static int git_default_push_config(const char *var, const char *value) |
1396 | { | |
1397 | if (!strcmp(var, "push.default")) { | |
1398 | if (!value) | |
1399 | return config_error_nonbool(var); | |
1400 | else if (!strcmp(value, "nothing")) | |
1401 | push_default = PUSH_DEFAULT_NOTHING; | |
1402 | else if (!strcmp(value, "matching")) | |
1403 | push_default = PUSH_DEFAULT_MATCHING; | |
b55e6775 MM |
1404 | else if (!strcmp(value, "simple")) |
1405 | push_default = PUSH_DEFAULT_SIMPLE; | |
53c40311 JH |
1406 | else if (!strcmp(value, "upstream")) |
1407 | push_default = PUSH_DEFAULT_UPSTREAM; | |
1408 | else if (!strcmp(value, "tracking")) /* deprecated */ | |
1409 | push_default = PUSH_DEFAULT_UPSTREAM; | |
52153747 FAG |
1410 | else if (!strcmp(value, "current")) |
1411 | push_default = PUSH_DEFAULT_CURRENT; | |
1412 | else { | |
8c3ca351 | 1413 | error("malformed value for %s: %s", var, value); |
b55e6775 MM |
1414 | return error("Must be one of nothing, matching, simple, " |
1415 | "upstream or current."); | |
52153747 FAG |
1416 | } |
1417 | return 0; | |
1418 | } | |
1419 | ||
1420 | /* Add other config variables here and to Documentation/config.txt. */ | |
1421 | return 0; | |
1422 | } | |
1423 | ||
d551a488 MSO |
1424 | static int git_default_mailmap_config(const char *var, const char *value) |
1425 | { | |
1426 | if (!strcmp(var, "mailmap.file")) | |
9352fd57 | 1427 | return git_config_pathname(&git_mailmap_file, var, value); |
08610900 JK |
1428 | if (!strcmp(var, "mailmap.blob")) |
1429 | return git_config_string(&git_mailmap_blob, var, value); | |
d551a488 MSO |
1430 | |
1431 | /* Add other config variables here and to Documentation/config.txt. */ | |
1432 | return 0; | |
1433 | } | |
1434 | ||
1141f492 LT |
1435 | int git_default_config(const char *var, const char *value, void *dummy) |
1436 | { | |
59556548 | 1437 | if (starts_with(var, "core.")) |
1141f492 LT |
1438 | return git_default_core_config(var, value); |
1439 | ||
59556548 | 1440 | if (starts_with(var, "user.")) |
9597921b | 1441 | return git_ident_config(var, value, dummy); |
1141f492 | 1442 | |
59556548 | 1443 | if (starts_with(var, "i18n.")) |
1141f492 LT |
1444 | return git_default_i18n_config(var, value); |
1445 | ||
59556548 | 1446 | if (starts_with(var, "branch.")) |
1141f492 LT |
1447 | return git_default_branch_config(var, value); |
1448 | ||
59556548 | 1449 | if (starts_with(var, "push.")) |
52153747 FAG |
1450 | return git_default_push_config(var, value); |
1451 | ||
59556548 | 1452 | if (starts_with(var, "mailmap.")) |
d551a488 MSO |
1453 | return git_default_mailmap_config(var, value); |
1454 | ||
960786e7 | 1455 | if (starts_with(var, "advice.") || starts_with(var, "color.advice")) |
75194438 JK |
1456 | return git_default_advice_config(var, value); |
1457 | ||
1141f492 LT |
1458 | if (!strcmp(var, "pager.color") || !strcmp(var, "color.pager")) { |
1459 | pager_use_color = git_config_bool(var,value); | |
1460 | return 0; | |
1461 | } | |
1462 | ||
568508e7 JH |
1463 | if (!strcmp(var, "pack.packsizelimit")) { |
1464 | pack_size_limit_cfg = git_config_ulong(var, value); | |
1465 | return 0; | |
1466 | } | |
8de7eeb5 JH |
1467 | |
1468 | if (!strcmp(var, "pack.compression")) { | |
1469 | int level = git_config_int(var, value); | |
1470 | if (level == -1) | |
1471 | level = Z_DEFAULT_COMPRESSION; | |
1472 | else if (level < 0 || level > Z_BEST_COMPRESSION) | |
1473 | die(_("bad pack compression level %d"), level); | |
1474 | pack_compression_level = level; | |
1475 | pack_compression_seen = 1; | |
1476 | return 0; | |
1477 | } | |
1478 | ||
1141f492 LT |
1479 | /* Add other config variables here and to Documentation/config.txt. */ |
1480 | return 0; | |
1481 | } | |
1482 | ||
ca4b5de2 | 1483 | /* |
b2dc0945 | 1484 | * All source specific fields in the union, die_on_error, name and the callbacks |
4d8dd149 | 1485 | * fgetc, ungetc, ftell of top need to be initialized before calling |
ca4b5de2 HV |
1486 | * this function. |
1487 | */ | |
8032cc44 JS |
1488 | static int do_config_from(struct config_source *top, config_fn_t fn, void *data, |
1489 | const struct config_options *opts) | |
ca4b5de2 HV |
1490 | { |
1491 | int ret; | |
1492 | ||
1493 | /* push config-file parsing state stack */ | |
1494 | top->prev = cf; | |
1495 | top->linenr = 1; | |
1496 | top->eof = 0; | |
1497 | strbuf_init(&top->value, 1024); | |
1498 | strbuf_init(&top->var, 1024); | |
1499 | cf = top; | |
1500 | ||
8032cc44 | 1501 | ret = git_parse_source(fn, data, opts); |
ca4b5de2 HV |
1502 | |
1503 | /* pop config-file parsing state stack */ | |
1504 | strbuf_release(&top->value); | |
1505 | strbuf_release(&top->var); | |
1506 | cf = top->prev; | |
1507 | ||
1508 | return ret; | |
1509 | } | |
1510 | ||
3caec73b | 1511 | static int do_config_from_file(config_fn_t fn, |
1b8132d9 VA |
1512 | const enum config_origin_type origin_type, |
1513 | const char *name, const char *path, FILE *f, | |
8032cc44 | 1514 | void *data, const struct config_options *opts) |
17712991 | 1515 | { |
3caec73b | 1516 | struct config_source top; |
05e293c1 | 1517 | int ret; |
17712991 | 1518 | |
3caec73b | 1519 | top.u.file = f; |
473166b9 | 1520 | top.origin_type = origin_type; |
3caec73b KS |
1521 | top.name = name; |
1522 | top.path = path; | |
1523 | top.die_on_error = 1; | |
1524 | top.do_fgetc = config_file_fgetc; | |
1525 | top.do_ungetc = config_file_ungetc; | |
1526 | top.do_ftell = config_file_ftell; | |
924aaf3e | 1527 | |
05e293c1 | 1528 | flockfile(f); |
4f4d0b42 | 1529 | ret = do_config_from(&top, fn, data, opts); |
05e293c1 JK |
1530 | funlockfile(f); |
1531 | return ret; | |
3caec73b | 1532 | } |
924aaf3e | 1533 | |
3caec73b KS |
1534 | static int git_config_from_stdin(config_fn_t fn, void *data) |
1535 | { | |
8032cc44 JS |
1536 | return do_config_from_file(fn, CONFIG_ORIGIN_STDIN, "", NULL, stdin, |
1537 | data, NULL); | |
3caec73b KS |
1538 | } |
1539 | ||
8032cc44 JS |
1540 | int git_config_from_file_with_options(config_fn_t fn, const char *filename, |
1541 | void *data, | |
1542 | const struct config_options *opts) | |
3caec73b KS |
1543 | { |
1544 | int ret = -1; | |
1545 | FILE *f; | |
924aaf3e | 1546 | |
e9d983f1 | 1547 | f = fopen_or_warn(filename, "r"); |
3caec73b | 1548 | if (f) { |
8032cc44 JS |
1549 | ret = do_config_from_file(fn, CONFIG_ORIGIN_FILE, filename, |
1550 | filename, f, data, opts); | |
17712991 LT |
1551 | fclose(f); |
1552 | } | |
1553 | return ret; | |
1554 | } | |
10bea152 | 1555 | |
8032cc44 JS |
1556 | int git_config_from_file(config_fn_t fn, const char *filename, void *data) |
1557 | { | |
1558 | return git_config_from_file_with_options(fn, filename, data, NULL); | |
1559 | } | |
1560 | ||
1b8132d9 | 1561 | int git_config_from_mem(config_fn_t fn, const enum config_origin_type origin_type, |
473166b9 | 1562 | const char *name, const char *buf, size_t len, void *data) |
1bc88819 HV |
1563 | { |
1564 | struct config_source top; | |
1565 | ||
1566 | top.u.buf.buf = buf; | |
1567 | top.u.buf.len = len; | |
1568 | top.u.buf.pos = 0; | |
473166b9 | 1569 | top.origin_type = origin_type; |
1bc88819 | 1570 | top.name = name; |
d14d4244 | 1571 | top.path = NULL; |
b2dc0945 | 1572 | top.die_on_error = 0; |
49d6cfa5 JK |
1573 | top.do_fgetc = config_buf_fgetc; |
1574 | top.do_ungetc = config_buf_ungetc; | |
1575 | top.do_ftell = config_buf_ftell; | |
1bc88819 | 1576 | |
8032cc44 | 1577 | return do_config_from(&top, fn, data, NULL); |
1bc88819 HV |
1578 | } |
1579 | ||
cd73de47 | 1580 | int git_config_from_blob_oid(config_fn_t fn, |
9ebf689a | 1581 | const char *name, |
cd73de47 | 1582 | const struct object_id *oid, |
9ebf689a | 1583 | void *data) |
1bc88819 HV |
1584 | { |
1585 | enum object_type type; | |
1586 | char *buf; | |
1587 | unsigned long size; | |
1588 | int ret; | |
1589 | ||
b4f5aca4 | 1590 | buf = read_object_file(oid, &type, &size); |
1bc88819 HV |
1591 | if (!buf) |
1592 | return error("unable to load config blob object '%s'", name); | |
1593 | if (type != OBJ_BLOB) { | |
1594 | free(buf); | |
1595 | return error("reference '%s' does not point to a blob", name); | |
1596 | } | |
1597 | ||
1b8132d9 | 1598 | ret = git_config_from_mem(fn, CONFIG_ORIGIN_BLOB, name, buf, size, data); |
1bc88819 HV |
1599 | free(buf); |
1600 | ||
1601 | return ret; | |
1602 | } | |
1603 | ||
1604 | static int git_config_from_blob_ref(config_fn_t fn, | |
1605 | const char *name, | |
1606 | void *data) | |
1607 | { | |
cd73de47 | 1608 | struct object_id oid; |
1bc88819 | 1609 | |
cd73de47 | 1610 | if (get_oid(name, &oid) < 0) |
1bc88819 | 1611 | return error("unable to resolve config blob '%s'", name); |
cd73de47 | 1612 | return git_config_from_blob_oid(fn, name, &oid, data); |
1bc88819 HV |
1613 | } |
1614 | ||
506b17b1 JS |
1615 | const char *git_etc_gitconfig(void) |
1616 | { | |
7f0e39fa | 1617 | static const char *system_wide; |
2de9de5e SP |
1618 | if (!system_wide) |
1619 | system_wide = system_path(ETC_GITCONFIG); | |
7f0e39fa | 1620 | return system_wide; |
506b17b1 JS |
1621 | } |
1622 | ||
23b0c478 SP |
1623 | /* |
1624 | * Parse environment variable 'k' as a boolean (in various | |
1625 | * possible spellings); if missing, use the default value 'def'. | |
1626 | */ | |
0ef37164 | 1627 | int git_env_bool(const char *k, int def) |
ab88c363 JK |
1628 | { |
1629 | const char *v = getenv(k); | |
1630 | return v ? git_config_bool(k, v) : def; | |
1631 | } | |
1632 | ||
23b0c478 SP |
1633 | /* |
1634 | * Parse environment variable 'k' as ulong with possibly a unit | |
1635 | * suffix; if missing, use the default value 'val'. | |
1636 | */ | |
1637 | unsigned long git_env_ulong(const char *k, unsigned long val) | |
1638 | { | |
1639 | const char *v = getenv(k); | |
1640 | if (v && !git_parse_ulong(v, &val)) | |
1641 | die("failed to parse %s", k); | |
1642 | return val; | |
1643 | } | |
1644 | ||
ab88c363 JK |
1645 | int git_config_system(void) |
1646 | { | |
1647 | return !git_env_bool("GIT_CONFIG_NOSYSTEM", 0); | |
1648 | } | |
1649 | ||
e145a0bc NTND |
1650 | static int do_git_config_sequence(const struct config_options *opts, |
1651 | config_fn_t fn, void *data) | |
4f629539 | 1652 | { |
c72ee44b | 1653 | int ret = 0; |
509adc33 | 1654 | char *xdg_config = xdg_config_home("config"); |
4aad2f16 | 1655 | char *user_config = expand_user_path("~/.gitconfig", 0); |
e145a0bc NTND |
1656 | char *repo_config; |
1657 | ||
a577fb5f BW |
1658 | if (opts->commondir) |
1659 | repo_config = mkpathdup("%s/config", opts->commondir); | |
e145a0bc NTND |
1660 | else |
1661 | repo_config = NULL; | |
5f1a63e0 | 1662 | |
9acc5911 | 1663 | current_parsing_scope = CONFIG_SCOPE_SYSTEM; |
c72ee44b | 1664 | if (git_config_system() && !access_or_die(git_etc_gitconfig(), R_OK, 0)) |
dc871831 DB |
1665 | ret += git_config_from_file(fn, git_etc_gitconfig(), |
1666 | data); | |
5f1a63e0 | 1667 | |
9acc5911 | 1668 | current_parsing_scope = CONFIG_SCOPE_GLOBAL; |
c72ee44b | 1669 | if (xdg_config && !access_or_die(xdg_config, R_OK, ACCESS_EACCES_OK)) |
21cf3227 | 1670 | ret += git_config_from_file(fn, xdg_config, data); |
21cf3227 | 1671 | |
c72ee44b | 1672 | if (user_config && !access_or_die(user_config, R_OK, ACCESS_EACCES_OK)) |
21cf3227 | 1673 | ret += git_config_from_file(fn, user_config, data); |
5f1a63e0 | 1674 | |
9acc5911 | 1675 | current_parsing_scope = CONFIG_SCOPE_REPO; |
c72ee44b | 1676 | if (repo_config && !access_or_die(repo_config, R_OK, 0)) |
aa387407 | 1677 | ret += git_config_from_file(fn, repo_config, data); |
8b1fa778 | 1678 | |
9acc5911 | 1679 | current_parsing_scope = CONFIG_SCOPE_CMDLINE; |
c72ee44b | 1680 | if (git_config_from_parameters(fn, data) < 0) |
8262aaa2 | 1681 | die(_("unable to parse command-line config")); |
8b1fa778 | 1682 | |
9acc5911 | 1683 | current_parsing_scope = CONFIG_SCOPE_UNKNOWN; |
21cf3227 HKNN |
1684 | free(xdg_config); |
1685 | free(user_config); | |
80181868 | 1686 | free(repo_config); |
c72ee44b | 1687 | return ret; |
4f629539 JH |
1688 | } |
1689 | ||
dc8441fd BW |
1690 | int config_with_options(config_fn_t fn, void *data, |
1691 | struct git_config_source *config_source, | |
1692 | const struct config_options *opts) | |
dbdf5854 | 1693 | { |
9b25a0b5 JK |
1694 | struct config_include_data inc = CONFIG_INCLUDE_INIT; |
1695 | ||
c48f4b37 | 1696 | if (opts->respect_includes) { |
9b25a0b5 JK |
1697 | inc.fn = fn; |
1698 | inc.data = data; | |
c48f4b37 | 1699 | inc.opts = opts; |
9b25a0b5 JK |
1700 | fn = git_config_include; |
1701 | data = &inc; | |
1702 | } | |
dbdf5854 | 1703 | |
c9b5e2a5 JK |
1704 | /* |
1705 | * If we have a specific filename, use it. Otherwise, follow the | |
1706 | * regular lookup sequence. | |
1707 | */ | |
3caec73b KS |
1708 | if (config_source && config_source->use_stdin) |
1709 | return git_config_from_stdin(fn, data); | |
1710 | else if (config_source && config_source->file) | |
c8985ce0 KS |
1711 | return git_config_from_file(fn, config_source->file, data); |
1712 | else if (config_source && config_source->blob) | |
1713 | return git_config_from_blob_ref(fn, config_source->blob, data); | |
c9b5e2a5 | 1714 | |
e145a0bc | 1715 | return do_git_config_sequence(opts, fn, data); |
dbdf5854 NTND |
1716 | } |
1717 | ||
155ef25f | 1718 | static void configset_iter(struct config_set *cs, config_fn_t fn, void *data) |
c9b5e2a5 | 1719 | { |
155ef25f TA |
1720 | int i, value_index; |
1721 | struct string_list *values; | |
1722 | struct config_set_element *entry; | |
1723 | struct configset_list *list = &cs->list; | |
155ef25f TA |
1724 | |
1725 | for (i = 0; i < list->nr; i++) { | |
1726 | entry = list->items[i].e; | |
1727 | value_index = list->items[i].value_index; | |
1728 | values = &entry->value_list; | |
0d44a2da JK |
1729 | |
1730 | current_config_kvi = values->items[value_index].util; | |
1731 | ||
1732 | if (fn(entry->key, values->items[value_index].string, data) < 0) | |
1733 | git_die_config_linenr(entry->key, | |
1734 | current_config_kvi->filename, | |
1735 | current_config_kvi->linenr); | |
1736 | ||
1737 | current_config_kvi = NULL; | |
155ef25f TA |
1738 | } |
1739 | } | |
1740 | ||
0654aa57 JS |
1741 | void read_early_config(config_fn_t cb, void *data) |
1742 | { | |
c48f4b37 | 1743 | struct config_options opts = {0}; |
d3fb71b3 BW |
1744 | struct strbuf commondir = STRBUF_INIT; |
1745 | struct strbuf gitdir = STRBUF_INIT; | |
1a27409a | 1746 | |
c48f4b37 | 1747 | opts.respect_includes = 1; |
0654aa57 | 1748 | |
a577fb5f BW |
1749 | if (have_git_dir()) { |
1750 | opts.commondir = get_git_common_dir(); | |
2185fde5 | 1751 | opts.git_dir = get_git_dir(); |
0654aa57 | 1752 | /* |
1a27409a JS |
1753 | * When setup_git_directory() was not yet asked to discover the |
1754 | * GIT_DIR, we ask discover_git_directory() to figure out whether there | |
1755 | * is any repository config we should use (but unlike | |
1756 | * setup_git_directory_gently(), no global state is changed, most | |
1757 | * notably, the current working directory is still the same after the | |
1758 | * call). | |
0654aa57 | 1759 | */ |
a577fb5f BW |
1760 | } else if (!discover_git_directory(&commondir, &gitdir)) { |
1761 | opts.commondir = commondir.buf; | |
d3fb71b3 | 1762 | opts.git_dir = gitdir.buf; |
a577fb5f | 1763 | } |
2185fde5 | 1764 | |
dc8441fd | 1765 | config_with_options(cb, data, NULL, &opts); |
0654aa57 | 1766 | |
d3fb71b3 BW |
1767 | strbuf_release(&commondir); |
1768 | strbuf_release(&gitdir); | |
0654aa57 JS |
1769 | } |
1770 | ||
3c8687a7 TA |
1771 | static struct config_set_element *configset_find_element(struct config_set *cs, const char *key) |
1772 | { | |
1773 | struct config_set_element k; | |
1774 | struct config_set_element *found_entry; | |
1775 | char *normalized_key; | |
3c8687a7 TA |
1776 | /* |
1777 | * `key` may come from the user, so normalize it before using it | |
1778 | * for querying entries from the hashmap. | |
1779 | */ | |
270cd9ea | 1780 | if (git_config_parse_key(key, &normalized_key, NULL)) |
3c8687a7 TA |
1781 | return NULL; |
1782 | ||
1783 | hashmap_entry_init(&k, strhash(normalized_key)); | |
1784 | k.key = normalized_key; | |
1785 | found_entry = hashmap_get(&cs->config_hash, &k, NULL); | |
1786 | free(normalized_key); | |
1787 | return found_entry; | |
1788 | } | |
1789 | ||
1790 | static int configset_add_value(struct config_set *cs, const char *key, const char *value) | |
1791 | { | |
1792 | struct config_set_element *e; | |
3df8fd62 | 1793 | struct string_list_item *si; |
155ef25f | 1794 | struct configset_list_item *l_item; |
3df8fd62 TA |
1795 | struct key_value_info *kv_info = xmalloc(sizeof(*kv_info)); |
1796 | ||
3c8687a7 TA |
1797 | e = configset_find_element(cs, key); |
1798 | /* | |
1799 | * Since the keys are being fed by git_config*() callback mechanism, they | |
1800 | * are already normalized. So simply add them without any further munging. | |
1801 | */ | |
1802 | if (!e) { | |
1803 | e = xmalloc(sizeof(*e)); | |
1804 | hashmap_entry_init(e, strhash(key)); | |
1805 | e->key = xstrdup(key); | |
1806 | string_list_init(&e->value_list, 1); | |
1807 | hashmap_add(&cs->config_hash, e); | |
1808 | } | |
8c53f071 | 1809 | si = string_list_append_nodup(&e->value_list, xstrdup_or_null(value)); |
155ef25f TA |
1810 | |
1811 | ALLOC_GROW(cs->list.items, cs->list.nr + 1, cs->list.alloc); | |
1812 | l_item = &cs->list.items[cs->list.nr++]; | |
1813 | l_item->e = e; | |
1814 | l_item->value_index = e->value_list.nr - 1; | |
1815 | ||
3258258f | 1816 | if (!cf) |
033abf97 | 1817 | BUG("configset_add_value has no source"); |
3258258f | 1818 | if (cf->name) { |
3df8fd62 TA |
1819 | kv_info->filename = strintern(cf->name); |
1820 | kv_info->linenr = cf->linenr; | |
1b8132d9 | 1821 | kv_info->origin_type = cf->origin_type; |
3df8fd62 TA |
1822 | } else { |
1823 | /* for values read from `git_config_from_parameters()` */ | |
1824 | kv_info->filename = NULL; | |
1825 | kv_info->linenr = -1; | |
1b8132d9 | 1826 | kv_info->origin_type = CONFIG_ORIGIN_CMDLINE; |
3df8fd62 | 1827 | } |
9acc5911 | 1828 | kv_info->scope = current_parsing_scope; |
3df8fd62 | 1829 | si->util = kv_info; |
3c8687a7 TA |
1830 | |
1831 | return 0; | |
1832 | } | |
1833 | ||
7663cdc8 | 1834 | static int config_set_element_cmp(const void *unused_cmp_data, |
77bdc097 SB |
1835 | const void *entry, |
1836 | const void *entry_or_key, | |
7663cdc8 | 1837 | const void *unused_keydata) |
3c8687a7 | 1838 | { |
77bdc097 SB |
1839 | const struct config_set_element *e1 = entry; |
1840 | const struct config_set_element *e2 = entry_or_key; | |
1841 | ||
3c8687a7 TA |
1842 | return strcmp(e1->key, e2->key); |
1843 | } | |
1844 | ||
1845 | void git_configset_init(struct config_set *cs) | |
1846 | { | |
77bdc097 | 1847 | hashmap_init(&cs->config_hash, config_set_element_cmp, NULL, 0); |
3c8687a7 | 1848 | cs->hash_initialized = 1; |
155ef25f TA |
1849 | cs->list.nr = 0; |
1850 | cs->list.alloc = 0; | |
1851 | cs->list.items = NULL; | |
3c8687a7 TA |
1852 | } |
1853 | ||
1854 | void git_configset_clear(struct config_set *cs) | |
1855 | { | |
1856 | struct config_set_element *entry; | |
1857 | struct hashmap_iter iter; | |
1858 | if (!cs->hash_initialized) | |
1859 | return; | |
1860 | ||
1861 | hashmap_iter_init(&cs->config_hash, &iter); | |
1862 | while ((entry = hashmap_iter_next(&iter))) { | |
1863 | free(entry->key); | |
3df8fd62 | 1864 | string_list_clear(&entry->value_list, 1); |
3c8687a7 TA |
1865 | } |
1866 | hashmap_free(&cs->config_hash, 1); | |
1867 | cs->hash_initialized = 0; | |
155ef25f TA |
1868 | free(cs->list.items); |
1869 | cs->list.nr = 0; | |
1870 | cs->list.alloc = 0; | |
1871 | cs->list.items = NULL; | |
3c8687a7 TA |
1872 | } |
1873 | ||
1874 | static int config_set_callback(const char *key, const char *value, void *cb) | |
1875 | { | |
1876 | struct config_set *cs = cb; | |
1877 | configset_add_value(cs, key, value); | |
1878 | return 0; | |
1879 | } | |
1880 | ||
1881 | int git_configset_add_file(struct config_set *cs, const char *filename) | |
1882 | { | |
1883 | return git_config_from_file(config_set_callback, filename, cs); | |
1884 | } | |
1885 | ||
1886 | int git_configset_get_value(struct config_set *cs, const char *key, const char **value) | |
1887 | { | |
1888 | const struct string_list *values = NULL; | |
1889 | /* | |
1890 | * Follows "last one wins" semantic, i.e., if there are multiple matches for the | |
1891 | * queried key in the files of the configset, the value returned will be the last | |
1892 | * value in the value list for that key. | |
1893 | */ | |
1894 | values = git_configset_get_value_multi(cs, key); | |
1895 | ||
1896 | if (!values) | |
1897 | return 1; | |
1898 | assert(values->nr > 0); | |
1899 | *value = values->items[values->nr - 1].string; | |
1900 | return 0; | |
1901 | } | |
1902 | ||
1903 | const struct string_list *git_configset_get_value_multi(struct config_set *cs, const char *key) | |
1904 | { | |
1905 | struct config_set_element *e = configset_find_element(cs, key); | |
1906 | return e ? &e->value_list : NULL; | |
1907 | } | |
1908 | ||
1909 | int git_configset_get_string_const(struct config_set *cs, const char *key, const char **dest) | |
1910 | { | |
1911 | const char *value; | |
1912 | if (!git_configset_get_value(cs, key, &value)) | |
1913 | return git_config_string(dest, key, value); | |
1914 | else | |
1915 | return 1; | |
1916 | } | |
1917 | ||
1918 | int git_configset_get_string(struct config_set *cs, const char *key, char **dest) | |
1919 | { | |
1920 | return git_configset_get_string_const(cs, key, (const char **)dest); | |
1921 | } | |
1922 | ||
1923 | int git_configset_get_int(struct config_set *cs, const char *key, int *dest) | |
1924 | { | |
1925 | const char *value; | |
1926 | if (!git_configset_get_value(cs, key, &value)) { | |
1927 | *dest = git_config_int(key, value); | |
1928 | return 0; | |
1929 | } else | |
1930 | return 1; | |
1931 | } | |
1932 | ||
1933 | int git_configset_get_ulong(struct config_set *cs, const char *key, unsigned long *dest) | |
1934 | { | |
1935 | const char *value; | |
1936 | if (!git_configset_get_value(cs, key, &value)) { | |
1937 | *dest = git_config_ulong(key, value); | |
1938 | return 0; | |
1939 | } else | |
1940 | return 1; | |
1941 | } | |
1942 | ||
1943 | int git_configset_get_bool(struct config_set *cs, const char *key, int *dest) | |
1944 | { | |
1945 | const char *value; | |
1946 | if (!git_configset_get_value(cs, key, &value)) { | |
1947 | *dest = git_config_bool(key, value); | |
1948 | return 0; | |
1949 | } else | |
1950 | return 1; | |
1951 | } | |
1952 | ||
1953 | int git_configset_get_bool_or_int(struct config_set *cs, const char *key, | |
1954 | int *is_bool, int *dest) | |
1955 | { | |
1956 | const char *value; | |
1957 | if (!git_configset_get_value(cs, key, &value)) { | |
1958 | *dest = git_config_bool_or_int(key, value, is_bool); | |
1959 | return 0; | |
1960 | } else | |
1961 | return 1; | |
1962 | } | |
1963 | ||
1964 | int git_configset_get_maybe_bool(struct config_set *cs, const char *key, int *dest) | |
1965 | { | |
1966 | const char *value; | |
1967 | if (!git_configset_get_value(cs, key, &value)) { | |
89576613 | 1968 | *dest = git_parse_maybe_bool(value); |
3c8687a7 TA |
1969 | if (*dest == -1) |
1970 | return -1; | |
1971 | return 0; | |
1972 | } else | |
1973 | return 1; | |
1974 | } | |
1975 | ||
1976 | int git_configset_get_pathname(struct config_set *cs, const char *key, const char **dest) | |
1977 | { | |
1978 | const char *value; | |
1979 | if (!git_configset_get_value(cs, key, &value)) | |
1980 | return git_config_pathname(dest, key, value); | |
1981 | else | |
1982 | return 1; | |
1983 | } | |
1984 | ||
3b256228 BW |
1985 | /* Functions use to read configuration from a repository */ |
1986 | static void repo_read_config(struct repository *repo) | |
3c8687a7 | 1987 | { |
3b256228 BW |
1988 | struct config_options opts; |
1989 | ||
1990 | opts.respect_includes = 1; | |
1991 | opts.commondir = repo->commondir; | |
1992 | opts.git_dir = repo->gitdir; | |
1993 | ||
1994 | if (!repo->config) | |
1995 | repo->config = xcalloc(1, sizeof(struct config_set)); | |
1996 | else | |
1997 | git_configset_clear(repo->config); | |
1998 | ||
1999 | git_configset_init(repo->config); | |
2000 | ||
2001 | if (config_with_options(config_set_callback, repo->config, NULL, &opts) < 0) | |
2002 | /* | |
2003 | * config_with_options() normally returns only | |
2004 | * zero, as most errors are fatal, and | |
2005 | * non-fatal potential errors are guarded by "if" | |
2006 | * statements that are entered only when no error is | |
2007 | * possible. | |
2008 | * | |
2009 | * If we ever encounter a non-fatal error, it means | |
2010 | * something went really wrong and we should stop | |
2011 | * immediately. | |
2012 | */ | |
2013 | die(_("unknown error occurred while reading the configuration files")); | |
2014 | } | |
2015 | ||
2016 | static void git_config_check_init(struct repository *repo) | |
2017 | { | |
2018 | if (repo->config && repo->config->hash_initialized) | |
3c8687a7 | 2019 | return; |
3b256228 | 2020 | repo_read_config(repo); |
3c8687a7 TA |
2021 | } |
2022 | ||
3b256228 | 2023 | static void repo_config_clear(struct repository *repo) |
3c8687a7 | 2024 | { |
3b256228 | 2025 | if (!repo->config || !repo->config->hash_initialized) |
3c8687a7 | 2026 | return; |
3b256228 | 2027 | git_configset_clear(repo->config); |
3c8687a7 TA |
2028 | } |
2029 | ||
3b256228 | 2030 | void repo_config(struct repository *repo, config_fn_t fn, void *data) |
3c8687a7 | 2031 | { |
3b256228 BW |
2032 | git_config_check_init(repo); |
2033 | configset_iter(repo->config, fn, data); | |
3c8687a7 TA |
2034 | } |
2035 | ||
3b256228 BW |
2036 | int repo_config_get_value(struct repository *repo, |
2037 | const char *key, const char **value) | |
3c8687a7 | 2038 | { |
3b256228 BW |
2039 | git_config_check_init(repo); |
2040 | return git_configset_get_value(repo->config, key, value); | |
3c8687a7 TA |
2041 | } |
2042 | ||
3b256228 BW |
2043 | const struct string_list *repo_config_get_value_multi(struct repository *repo, |
2044 | const char *key) | |
2045 | { | |
2046 | git_config_check_init(repo); | |
2047 | return git_configset_get_value_multi(repo->config, key); | |
2048 | } | |
2049 | ||
2050 | int repo_config_get_string_const(struct repository *repo, | |
2051 | const char *key, const char **dest) | |
2052 | { | |
2053 | int ret; | |
2054 | git_config_check_init(repo); | |
2055 | ret = git_configset_get_string_const(repo->config, key, dest); | |
2056 | if (ret < 0) | |
2057 | git_die_config(key, NULL); | |
2058 | return ret; | |
2059 | } | |
2060 | ||
2061 | int repo_config_get_string(struct repository *repo, | |
2062 | const char *key, char **dest) | |
2063 | { | |
2064 | git_config_check_init(repo); | |
2065 | return repo_config_get_string_const(repo, key, (const char **)dest); | |
2066 | } | |
2067 | ||
2068 | int repo_config_get_int(struct repository *repo, | |
2069 | const char *key, int *dest) | |
2070 | { | |
2071 | git_config_check_init(repo); | |
2072 | return git_configset_get_int(repo->config, key, dest); | |
2073 | } | |
2074 | ||
2075 | int repo_config_get_ulong(struct repository *repo, | |
2076 | const char *key, unsigned long *dest) | |
2077 | { | |
2078 | git_config_check_init(repo); | |
2079 | return git_configset_get_ulong(repo->config, key, dest); | |
2080 | } | |
2081 | ||
2082 | int repo_config_get_bool(struct repository *repo, | |
2083 | const char *key, int *dest) | |
2084 | { | |
2085 | git_config_check_init(repo); | |
2086 | return git_configset_get_bool(repo->config, key, dest); | |
2087 | } | |
2088 | ||
2089 | int repo_config_get_bool_or_int(struct repository *repo, | |
2090 | const char *key, int *is_bool, int *dest) | |
2091 | { | |
2092 | git_config_check_init(repo); | |
2093 | return git_configset_get_bool_or_int(repo->config, key, is_bool, dest); | |
2094 | } | |
2095 | ||
2096 | int repo_config_get_maybe_bool(struct repository *repo, | |
2097 | const char *key, int *dest) | |
2098 | { | |
2099 | git_config_check_init(repo); | |
2100 | return git_configset_get_maybe_bool(repo->config, key, dest); | |
2101 | } | |
2102 | ||
2103 | int repo_config_get_pathname(struct repository *repo, | |
2104 | const char *key, const char **dest) | |
3c8687a7 | 2105 | { |
5a80e97c | 2106 | int ret; |
3b256228 BW |
2107 | git_config_check_init(repo); |
2108 | ret = git_configset_get_pathname(repo->config, key, dest); | |
5a80e97c TA |
2109 | if (ret < 0) |
2110 | git_die_config(key, NULL); | |
2111 | return ret; | |
3c8687a7 TA |
2112 | } |
2113 | ||
3b256228 BW |
2114 | /* Functions used historically to read configuration from 'the_repository' */ |
2115 | void git_config(config_fn_t fn, void *data) | |
2116 | { | |
2117 | repo_config(the_repository, fn, data); | |
2118 | } | |
2119 | ||
2120 | void git_config_clear(void) | |
2121 | { | |
2122 | repo_config_clear(the_repository); | |
2123 | } | |
2124 | ||
2125 | int git_config_get_value(const char *key, const char **value) | |
2126 | { | |
2127 | return repo_config_get_value(the_repository, key, value); | |
2128 | } | |
2129 | ||
2130 | const struct string_list *git_config_get_value_multi(const char *key) | |
2131 | { | |
2132 | return repo_config_get_value_multi(the_repository, key); | |
2133 | } | |
2134 | ||
2135 | int git_config_get_string_const(const char *key, const char **dest) | |
2136 | { | |
2137 | return repo_config_get_string_const(the_repository, key, dest); | |
2138 | } | |
2139 | ||
3c8687a7 TA |
2140 | int git_config_get_string(const char *key, char **dest) |
2141 | { | |
3b256228 | 2142 | return repo_config_get_string(the_repository, key, dest); |
3c8687a7 TA |
2143 | } |
2144 | ||
2145 | int git_config_get_int(const char *key, int *dest) | |
2146 | { | |
3b256228 | 2147 | return repo_config_get_int(the_repository, key, dest); |
3c8687a7 TA |
2148 | } |
2149 | ||
2150 | int git_config_get_ulong(const char *key, unsigned long *dest) | |
2151 | { | |
3b256228 | 2152 | return repo_config_get_ulong(the_repository, key, dest); |
3c8687a7 TA |
2153 | } |
2154 | ||
2155 | int git_config_get_bool(const char *key, int *dest) | |
2156 | { | |
3b256228 | 2157 | return repo_config_get_bool(the_repository, key, dest); |
3c8687a7 TA |
2158 | } |
2159 | ||
2160 | int git_config_get_bool_or_int(const char *key, int *is_bool, int *dest) | |
2161 | { | |
3b256228 | 2162 | return repo_config_get_bool_or_int(the_repository, key, is_bool, dest); |
3c8687a7 TA |
2163 | } |
2164 | ||
2165 | int git_config_get_maybe_bool(const char *key, int *dest) | |
2166 | { | |
3b256228 | 2167 | return repo_config_get_maybe_bool(the_repository, key, dest); |
3c8687a7 TA |
2168 | } |
2169 | ||
2170 | int git_config_get_pathname(const char *key, const char **dest) | |
2171 | { | |
3b256228 | 2172 | return repo_config_get_pathname(the_repository, key, dest); |
5a80e97c TA |
2173 | } |
2174 | ||
b22e51cb BW |
2175 | /* |
2176 | * Note: This function exists solely to maintain backward compatibility with | |
2177 | * 'fetch' and 'update_clone' storing configuration in '.gitmodules' and should | |
2178 | * NOT be used anywhere else. | |
2179 | * | |
2180 | * Runs the provided config function on the '.gitmodules' file found in the | |
2181 | * working directory. | |
2182 | */ | |
2183 | void config_from_gitmodules(config_fn_t fn, void *data) | |
2184 | { | |
2185 | if (the_repository->worktree) { | |
2186 | char *file = repo_worktree_path(the_repository, GITMODULES_FILE); | |
2187 | git_config_from_file(fn, file, data); | |
2188 | free(file); | |
2189 | } | |
2190 | } | |
2191 | ||
77d67977 CC |
2192 | int git_config_get_expiry(const char *key, const char **output) |
2193 | { | |
2194 | int ret = git_config_get_string_const(key, output); | |
2195 | if (ret) | |
2196 | return ret; | |
2197 | if (strcmp(*output, "now")) { | |
dddbad72 | 2198 | timestamp_t now = approxidate("now"); |
77d67977 CC |
2199 | if (approxidate(*output) >= now) |
2200 | git_die_config(key, _("Invalid %s: '%s'"), key, *output); | |
2201 | } | |
2202 | return ret; | |
2203 | } | |
2204 | ||
6e96cb52 JH |
2205 | int git_config_get_expiry_in_days(const char *key, timestamp_t *expiry, timestamp_t now) |
2206 | { | |
2207 | char *expiry_string; | |
2208 | intmax_t days; | |
2209 | timestamp_t when; | |
2210 | ||
2211 | if (git_config_get_string(key, &expiry_string)) | |
2212 | return 1; /* no such thing */ | |
2213 | ||
2214 | if (git_parse_signed(expiry_string, &days, maximum_signed_value_of_type(int))) { | |
2215 | const int scale = 86400; | |
2216 | *expiry = now - days * scale; | |
2217 | return 0; | |
2218 | } | |
2219 | ||
2220 | if (!parse_expiry_date(expiry_string, &when)) { | |
2221 | *expiry = when; | |
2222 | return 0; | |
2223 | } | |
2224 | return -1; /* thing exists but cannot be parsed */ | |
2225 | } | |
2226 | ||
435ec090 CC |
2227 | int git_config_get_untracked_cache(void) |
2228 | { | |
2229 | int val = -1; | |
2230 | const char *v; | |
2231 | ||
dae6c322 CC |
2232 | /* Hack for test programs like test-dump-untracked-cache */ |
2233 | if (ignore_untracked_cache_config) | |
2234 | return -1; | |
2235 | ||
435ec090 CC |
2236 | if (!git_config_get_maybe_bool("core.untrackedcache", &val)) |
2237 | return val; | |
2238 | ||
2239 | if (!git_config_get_value("core.untrackedcache", &v)) { | |
2240 | if (!strcasecmp(v, "keep")) | |
2241 | return -1; | |
2242 | ||
f60ef2d6 CC |
2243 | error(_("unknown core.untrackedCache value '%s'; " |
2244 | "using 'keep' default value"), v); | |
435ec090 CC |
2245 | return -1; |
2246 | } | |
2247 | ||
2248 | return -1; /* default value */ | |
2249 | } | |
2250 | ||
1f44b09b CC |
2251 | int git_config_get_split_index(void) |
2252 | { | |
2253 | int val; | |
2254 | ||
2255 | if (!git_config_get_maybe_bool("core.splitindex", &val)) | |
2256 | return val; | |
2257 | ||
2258 | return -1; /* default value */ | |
2259 | } | |
2260 | ||
72dcb7b3 CC |
2261 | int git_config_get_max_percent_split_change(void) |
2262 | { | |
2263 | int val = -1; | |
2264 | ||
2265 | if (!git_config_get_int("splitindex.maxpercentchange", &val)) { | |
2266 | if (0 <= val && val <= 100) | |
2267 | return val; | |
2268 | ||
2269 | return error(_("splitIndex.maxPercentChange value '%d' " | |
2270 | "should be between 0 and 100"), val); | |
2271 | } | |
2272 | ||
2273 | return -1; /* default value */ | |
2274 | } | |
2275 | ||
883e248b BP |
2276 | int git_config_get_fsmonitor(void) |
2277 | { | |
2278 | if (git_config_get_pathname("core.fsmonitor", &core_fsmonitor)) | |
2279 | core_fsmonitor = getenv("GIT_FSMONITOR_TEST"); | |
2280 | ||
2281 | if (core_fsmonitor && !*core_fsmonitor) | |
2282 | core_fsmonitor = NULL; | |
2283 | ||
2284 | if (core_fsmonitor) | |
2285 | return 1; | |
2286 | ||
2287 | return 0; | |
2288 | } | |
2289 | ||
5a80e97c TA |
2290 | NORETURN |
2291 | void git_die_config_linenr(const char *key, const char *filename, int linenr) | |
2292 | { | |
2293 | if (!filename) | |
2294 | die(_("unable to parse '%s' from command-line config"), key); | |
2295 | else | |
2296 | die(_("bad config variable '%s' in file '%s' at line %d"), | |
2297 | key, filename, linenr); | |
2298 | } | |
2299 | ||
2300 | NORETURN __attribute__((format(printf, 2, 3))) | |
2301 | void git_die_config(const char *key, const char *err, ...) | |
2302 | { | |
2303 | const struct string_list *values; | |
2304 | struct key_value_info *kv_info; | |
2305 | ||
2306 | if (err) { | |
2307 | va_list params; | |
2308 | va_start(params, err); | |
2309 | vreportf("error: ", err, params); | |
2310 | va_end(params); | |
2311 | } | |
2312 | values = git_config_get_value_multi(key); | |
2313 | kv_info = values->items[values->nr - 1].util; | |
2314 | git_die_config_linenr(key, kv_info->filename, kv_info->linenr); | |
3c8687a7 TA |
2315 | } |
2316 | ||
10bea152 JS |
2317 | /* |
2318 | * Find all the stuff for git_config_set() below. | |
2319 | */ | |
4ddba79d | 2320 | |
fee8572c | 2321 | struct config_store_data { |
10bea152 | 2322 | int baselen; |
4b25d091 | 2323 | char *key; |
f98d863d | 2324 | int do_not_match; |
4b25d091 | 2325 | regex_t *value_regex; |
4ddba79d | 2326 | int multi_replace; |
6ae996f2 JS |
2327 | struct { |
2328 | size_t begin, end; | |
2329 | enum config_event_t type; | |
22aedfcc | 2330 | int is_keys_section; |
6ae996f2 JS |
2331 | } *parsed; |
2332 | unsigned int parsed_nr, parsed_alloc, *seen, seen_nr, seen_alloc; | |
5221c315 | 2333 | unsigned int key_seen:1, section_seen:1, is_keys_section:1; |
fee8572c | 2334 | }; |
10bea152 | 2335 | |
2a00e594 MÅ |
2336 | static void config_store_data_clear(struct config_store_data *store) |
2337 | { | |
e7347cb9 | 2338 | free(store->key); |
3b82542d MÅ |
2339 | if (store->value_regex != NULL && |
2340 | store->value_regex != CONFIG_REGEX_NONE) { | |
2341 | regfree(store->value_regex); | |
2342 | free(store->value_regex); | |
2343 | } | |
2a00e594 MÅ |
2344 | free(store->parsed); |
2345 | free(store->seen); | |
2346 | memset(store, 0, sizeof(*store)); | |
2347 | } | |
2348 | ||
fee8572c JS |
2349 | static int matches(const char *key, const char *value, |
2350 | const struct config_store_data *store) | |
f98d863d | 2351 | { |
fee8572c | 2352 | if (strcmp(key, store->key)) |
c1063be2 | 2353 | return 0; /* not ours */ |
fee8572c | 2354 | if (!store->value_regex) |
c1063be2 | 2355 | return 1; /* always matches */ |
fee8572c | 2356 | if (store->value_regex == CONFIG_REGEX_NONE) |
c1063be2 JK |
2357 | return 0; /* never matches */ |
2358 | ||
fee8572c JS |
2359 | return store->do_not_match ^ |
2360 | (value && !regexec(store->value_regex, value, 0, NULL, 0)); | |
f98d863d JS |
2361 | } |
2362 | ||
6ae996f2 JS |
2363 | static int store_aux_event(enum config_event_t type, |
2364 | size_t begin, size_t end, void *data) | |
2365 | { | |
2366 | struct config_store_data *store = data; | |
2367 | ||
2368 | ALLOC_GROW(store->parsed, store->parsed_nr + 1, store->parsed_alloc); | |
2369 | store->parsed[store->parsed_nr].begin = begin; | |
2370 | store->parsed[store->parsed_nr].end = end; | |
2371 | store->parsed[store->parsed_nr].type = type; | |
6ae996f2 JS |
2372 | |
2373 | if (type == CONFIG_EVENT_SECTION) { | |
2374 | if (cf->var.len < 2 || cf->var.buf[cf->var.len - 1] != '.') | |
438a87d1 | 2375 | return error("invalid section name '%s'", cf->var.buf); |
6ae996f2 JS |
2376 | |
2377 | /* Is this the section we were looking for? */ | |
22aedfcc JS |
2378 | store->is_keys_section = |
2379 | store->parsed[store->parsed_nr].is_keys_section = | |
2380 | cf->var.len - 1 == store->baselen && | |
6ae996f2 | 2381 | !strncasecmp(cf->var.buf, store->key, store->baselen); |
c71d8bb3 JS |
2382 | if (store->is_keys_section) { |
2383 | store->section_seen = 1; | |
2384 | ALLOC_GROW(store->seen, store->seen_nr + 1, | |
2385 | store->seen_alloc); | |
2386 | store->seen[store->seen_nr] = store->parsed_nr; | |
2387 | } | |
6ae996f2 JS |
2388 | } |
2389 | ||
22aedfcc JS |
2390 | store->parsed_nr++; |
2391 | ||
6ae996f2 | 2392 | return 0; |
f98d863d JS |
2393 | } |
2394 | ||
4b25d091 | 2395 | static int store_aux(const char *key, const char *value, void *cb) |
10bea152 | 2396 | { |
fee8572c | 2397 | struct config_store_data *store = cb; |
ae9ee41d | 2398 | |
5221c315 | 2399 | if (store->key_seen) { |
fee8572c | 2400 | if (matches(key, value, store)) { |
668b9ade | 2401 | if (store->seen_nr == 1 && store->multi_replace == 0) { |
8262aaa2 | 2402 | warning(_("%s has multiple values"), key); |
10bea152 | 2403 | } |
4ddba79d | 2404 | |
668b9ade JS |
2405 | ALLOC_GROW(store->seen, store->seen_nr + 1, |
2406 | store->seen_alloc); | |
83786fa4 | 2407 | |
6ae996f2 | 2408 | store->seen[store->seen_nr] = store->parsed_nr; |
668b9ade | 2409 | store->seen_nr++; |
10bea152 | 2410 | } |
5221c315 | 2411 | } else if (store->is_keys_section) { |
ae9ee41d | 2412 | /* |
6ae996f2 JS |
2413 | * Do not increment matches yet: this may not be a match, but we |
2414 | * are in the desired section. | |
ae9ee41d | 2415 | */ |
6ae996f2 JS |
2416 | ALLOC_GROW(store->seen, store->seen_nr + 1, store->seen_alloc); |
2417 | store->seen[store->seen_nr] = store->parsed_nr; | |
5221c315 | 2418 | store->section_seen = 1; |
ae9ee41d | 2419 | |
6ae996f2 JS |
2420 | if (matches(key, value, store)) { |
2421 | store->seen_nr++; | |
2422 | store->key_seen = 1; | |
bdf0ef08 | 2423 | } |
10bea152 | 2424 | } |
5221c315 | 2425 | |
10bea152 JS |
2426 | return 0; |
2427 | } | |
2428 | ||
64c0d71c | 2429 | static int write_error(const char *filename) |
480c9e52 | 2430 | { |
64c0d71c | 2431 | error("failed to write new configuration file %s", filename); |
480c9e52 AW |
2432 | |
2433 | /* Same error code as "failed to rename". */ | |
2434 | return 4; | |
2435 | } | |
2436 | ||
fee8572c JS |
2437 | static struct strbuf store_create_section(const char *key, |
2438 | const struct config_store_data *store) | |
10bea152 | 2439 | { |
cb891a59 | 2440 | const char *dot; |
d9bd4cbb | 2441 | int i; |
f285a2d7 | 2442 | struct strbuf sb = STRBUF_INIT; |
d14f7764 | 2443 | |
fee8572c | 2444 | dot = memchr(key, '.', store->baselen); |
d14f7764 | 2445 | if (dot) { |
cb891a59 | 2446 | strbuf_addf(&sb, "[%.*s \"", (int)(dot - key), key); |
fee8572c | 2447 | for (i = dot - key + 1; i < store->baselen; i++) { |
e5c349ba | 2448 | if (key[i] == '"' || key[i] == '\\') |
cb891a59 KH |
2449 | strbuf_addch(&sb, '\\'); |
2450 | strbuf_addch(&sb, key[i]); | |
d14f7764 | 2451 | } |
cb891a59 KH |
2452 | strbuf_addstr(&sb, "\"]\n"); |
2453 | } else { | |
fee8572c | 2454 | strbuf_addf(&sb, "[%.*s]\n", store->baselen, key); |
d14f7764 LT |
2455 | } |
2456 | ||
5463caab SD |
2457 | return sb; |
2458 | } | |
2459 | ||
fee8572c JS |
2460 | static ssize_t write_section(int fd, const char *key, |
2461 | const struct config_store_data *store) | |
5463caab | 2462 | { |
fee8572c | 2463 | struct strbuf sb = store_create_section(key, store); |
3b48045c | 2464 | ssize_t ret; |
5463caab | 2465 | |
782c030e | 2466 | ret = write_in_full(fd, sb.buf, sb.len); |
cb891a59 | 2467 | strbuf_release(&sb); |
480c9e52 | 2468 | |
d9bd4cbb | 2469 | return ret; |
10bea152 JS |
2470 | } |
2471 | ||
fee8572c JS |
2472 | static ssize_t write_pair(int fd, const char *key, const char *value, |
2473 | const struct config_store_data *store) | |
10bea152 | 2474 | { |
d9bd4cbb JK |
2475 | int i; |
2476 | ssize_t ret; | |
fee8572c | 2477 | int length = strlen(key + store->baselen + 1); |
cb891a59 | 2478 | const char *quote = ""; |
f285a2d7 | 2479 | struct strbuf sb = STRBUF_INIT; |
cdd4fb15 | 2480 | |
6281f394 JM |
2481 | /* |
2482 | * Check to see if the value needs to be surrounded with a dq pair. | |
2483 | * Note that problematic characters are always backslash-quoted; this | |
2484 | * check is about not losing leading or trailing SP and strings that | |
2485 | * follow beginning-of-comment characters (i.e. ';' and '#') by the | |
2486 | * configuration parser. | |
2487 | */ | |
cdd4fb15 | 2488 | if (value[0] == ' ') |
cb891a59 | 2489 | quote = "\""; |
cdd4fb15 BG |
2490 | for (i = 0; value[i]; i++) |
2491 | if (value[i] == ';' || value[i] == '#') | |
cb891a59 KH |
2492 | quote = "\""; |
2493 | if (i && value[i - 1] == ' ') | |
2494 | quote = "\""; | |
2495 | ||
cb891a59 | 2496 | strbuf_addf(&sb, "\t%.*s = %s", |
fee8572c | 2497 | length, key + store->baselen + 1, quote); |
10bea152 | 2498 | |
10bea152 JS |
2499 | for (i = 0; value[i]; i++) |
2500 | switch (value[i]) { | |
480c9e52 | 2501 | case '\n': |
cb891a59 | 2502 | strbuf_addstr(&sb, "\\n"); |
480c9e52 AW |
2503 | break; |
2504 | case '\t': | |
cb891a59 | 2505 | strbuf_addstr(&sb, "\\t"); |
480c9e52 AW |
2506 | break; |
2507 | case '"': | |
2508 | case '\\': | |
cb891a59 | 2509 | strbuf_addch(&sb, '\\'); |
1cf01a34 | 2510 | /* fallthrough */ |
480c9e52 | 2511 | default: |
cb891a59 | 2512 | strbuf_addch(&sb, value[i]); |
480c9e52 AW |
2513 | break; |
2514 | } | |
cb891a59 KH |
2515 | strbuf_addf(&sb, "%s\n", quote); |
2516 | ||
d9bd4cbb | 2517 | ret = write_in_full(fd, sb.buf, sb.len); |
cb891a59 KH |
2518 | strbuf_release(&sb); |
2519 | ||
d9bd4cbb | 2520 | return ret; |
10bea152 JS |
2521 | } |
2522 | ||
22aedfcc JS |
2523 | /* |
2524 | * If we are about to unset the last key(s) in a section, and if there are | |
2525 | * no comments surrounding (or included in) the section, we will want to | |
2526 | * extend begin/end to remove the entire section. | |
2527 | * | |
2528 | * Note: the parameter `seen_ptr` points to the index into the store.seen | |
2529 | * array. * This index may be incremented if a section has more than one | |
2530 | * entry (which all are to be removed). | |
2531 | */ | |
2532 | static void maybe_remove_section(struct config_store_data *store, | |
2533 | const char *contents, | |
2534 | size_t *begin_offset, size_t *end_offset, | |
2535 | int *seen_ptr) | |
4ddba79d | 2536 | { |
22aedfcc JS |
2537 | size_t begin; |
2538 | int i, seen, section_seen = 0; | |
4ddba79d | 2539 | |
22aedfcc JS |
2540 | /* |
2541 | * First, ensure that this is the first key, and that there are no | |
2542 | * comments before the entry nor before the section header. | |
2543 | */ | |
2544 | seen = *seen_ptr; | |
2545 | for (i = store->seen[seen]; i > 0; i--) { | |
2546 | enum config_event_t type = store->parsed[i - 1].type; | |
2547 | ||
2548 | if (type == CONFIG_EVENT_COMMENT) | |
2549 | /* There is a comment before this entry or section */ | |
2550 | return; | |
2551 | if (type == CONFIG_EVENT_ENTRY) { | |
2552 | if (!section_seen) | |
2553 | /* This is not the section's first entry. */ | |
2554 | return; | |
2555 | /* We encountered no comment before the section. */ | |
2556 | break; | |
2557 | } | |
2558 | if (type == CONFIG_EVENT_SECTION) { | |
2559 | if (!store->parsed[i - 1].is_keys_section) | |
2560 | break; | |
2561 | section_seen = 1; | |
4ddba79d | 2562 | } |
7a31cc0f | 2563 | } |
22aedfcc JS |
2564 | begin = store->parsed[i].begin; |
2565 | ||
2566 | /* | |
2567 | * Next, make sure that we are removing he last key(s) in the section, | |
2568 | * and that there are no comments that are possibly about the current | |
2569 | * section. | |
2570 | */ | |
2571 | for (i = store->seen[seen] + 1; i < store->parsed_nr; i++) { | |
2572 | enum config_event_t type = store->parsed[i].type; | |
4ddba79d | 2573 | |
22aedfcc JS |
2574 | if (type == CONFIG_EVENT_COMMENT) |
2575 | return; | |
2576 | if (type == CONFIG_EVENT_SECTION) { | |
2577 | if (store->parsed[i].is_keys_section) | |
2578 | continue; | |
2579 | break; | |
2580 | } | |
2581 | if (type == CONFIG_EVENT_ENTRY) { | |
2582 | if (++seen < store->seen_nr && | |
2583 | i == store->seen[seen]) | |
2584 | /* We want to remove this entry, too */ | |
2585 | continue; | |
2586 | /* There is another entry in this section. */ | |
2587 | return; | |
2588 | } | |
2589 | } | |
2590 | ||
2591 | /* | |
2592 | * We are really removing the last entry/entries from this section, and | |
2593 | * there are no enclosed or surrounding comments. Remove the entire, | |
2594 | * now-empty section. | |
2595 | */ | |
2596 | *seen_ptr = seen; | |
2597 | *begin_offset = begin; | |
2598 | if (i < store->parsed_nr) | |
2599 | *end_offset = store->parsed[i].begin; | |
2600 | else | |
2601 | *end_offset = store->parsed[store->parsed_nr - 1].end; | |
4ddba79d JS |
2602 | } |
2603 | ||
30598ad0 PS |
2604 | int git_config_set_in_file_gently(const char *config_filename, |
2605 | const char *key, const char *value) | |
5ec31182 | 2606 | { |
30598ad0 | 2607 | return git_config_set_multivar_in_file_gently(config_filename, key, value, NULL, 0); |
5ec31182 RR |
2608 | } |
2609 | ||
3d180648 PS |
2610 | void git_config_set_in_file(const char *config_filename, |
2611 | const char *key, const char *value) | |
10bea152 | 2612 | { |
3d180648 | 2613 | git_config_set_multivar_in_file(config_filename, key, value, NULL, 0); |
b4c8aba6 PS |
2614 | } |
2615 | ||
30598ad0 | 2616 | int git_config_set_gently(const char *key, const char *value) |
10bea152 | 2617 | { |
30598ad0 | 2618 | return git_config_set_multivar_gently(key, value, NULL, 0); |
10bea152 JS |
2619 | } |
2620 | ||
3d180648 | 2621 | void git_config_set(const char *key, const char *value) |
b4c8aba6 | 2622 | { |
3d180648 | 2623 | git_config_set_multivar(key, value, NULL, 0); |
10bea152 JS |
2624 | } |
2625 | ||
2626 | /* | |
2627 | * If value==NULL, unset in (remove from) config, | |
2628 | * if value_regex!=NULL, disregard key/value pairs where value does not match. | |
c1063be2 JK |
2629 | * if value_regex==CONFIG_REGEX_NONE, do not match any existing values |
2630 | * (only add a new one) | |
4ddba79d JS |
2631 | * if multi_replace==0, nothing, or only one matching key/value is replaced, |
2632 | * else all matching key/values (regardless how many) are removed, | |
2633 | * before the new pair is written. | |
10bea152 JS |
2634 | * |
2635 | * Returns 0 on success. | |
2636 | * | |
2637 | * This function does this: | |
2638 | * | |
2639 | * - it locks the config file by creating ".git/config.lock" | |
2640 | * | |
2641 | * - it then parses the config using store_aux() as validator to find | |
2642 | * the position on the key/value pair to replace. If it is to be unset, | |
2643 | * it must be found exactly once. | |
2644 | * | |
2645 | * - the config file is mmap()ed and the part before the match (if any) is | |
2646 | * written to the lock file, then the changed part and the rest. | |
2647 | * | |
2648 | * - the config file is removed and the lock file rename()d to it. | |
2649 | * | |
2650 | */ | |
30598ad0 PS |
2651 | int git_config_set_multivar_in_file_gently(const char *config_filename, |
2652 | const char *key, const char *value, | |
2653 | const char *value_regex, | |
2654 | int multi_replace) | |
10bea152 | 2655 | { |
54d160ec | 2656 | int fd = -1, in_fd = -1; |
dafc88b1 | 2657 | int ret; |
bfffb48c | 2658 | struct lock_file lock = LOCK_INIT; |
0a5f5759 | 2659 | char *filename_buf = NULL; |
3a1b3126 JK |
2660 | char *contents = NULL; |
2661 | size_t contents_sz; | |
fee8572c JS |
2662 | struct config_store_data store; |
2663 | ||
2664 | memset(&store, 0, sizeof(store)); | |
4ddba79d | 2665 | |
b09c53a3 LP |
2666 | /* parse-key returns negative; flip the sign to feed exit(3) */ |
2667 | ret = 0 - git_config_parse_key(key, &store.key, &store.baselen); | |
2668 | if (ret) | |
dafc88b1 | 2669 | goto out_free; |
b17e659d JS |
2670 | |
2671 | store.multi_replace = multi_replace; | |
10bea152 | 2672 | |
0a5f5759 JK |
2673 | if (!config_filename) |
2674 | config_filename = filename_buf = git_pathdup("config"); | |
10bea152 JS |
2675 | |
2676 | /* | |
6cbf973c | 2677 | * The lock serves a purpose in addition to locking: the new |
10bea152 JS |
2678 | * contents of .git/config will be written into it. |
2679 | */ | |
bfffb48c | 2680 | fd = hold_lock_file_for_update(&lock, config_filename, 0); |
6cbf973c | 2681 | if (fd < 0) { |
f0658ec9 | 2682 | error_errno("could not lock config file %s", config_filename); |
7a397419 | 2683 | ret = CONFIG_NO_LOCK; |
dafc88b1 | 2684 | goto out_free; |
10bea152 JS |
2685 | } |
2686 | ||
2687 | /* | |
2688 | * If .git/config does not exist yet, write a minimal version. | |
2689 | */ | |
88fb958b AR |
2690 | in_fd = open(config_filename, O_RDONLY); |
2691 | if ( in_fd < 0 ) { | |
88fb958b | 2692 | if ( ENOENT != errno ) { |
f0658ec9 | 2693 | error_errno("opening %s", config_filename); |
7a397419 | 2694 | ret = CONFIG_INVALID_FILE; /* same as "invalid config file" */ |
dafc88b1 | 2695 | goto out_free; |
88fb958b | 2696 | } |
10bea152 JS |
2697 | /* if nothing to unset, error out */ |
2698 | if (value == NULL) { | |
7a397419 | 2699 | ret = CONFIG_NOTHING_SET; |
dafc88b1 | 2700 | goto out_free; |
10bea152 JS |
2701 | } |
2702 | ||
e7347cb9 MÅ |
2703 | free(store.key); |
2704 | store.key = xstrdup(key); | |
fee8572c JS |
2705 | if (write_section(fd, key, &store) < 0 || |
2706 | write_pair(fd, key, value, &store) < 0) | |
93c1e079 JH |
2707 | goto write_err_out; |
2708 | } else { | |
88fb958b | 2709 | struct stat st; |
3a1b3126 | 2710 | size_t copy_begin, copy_end; |
dc49cd76 | 2711 | int i, new_line = 0; |
6ae996f2 | 2712 | struct config_options opts; |
10bea152 JS |
2713 | |
2714 | if (value_regex == NULL) | |
2715 | store.value_regex = NULL; | |
c1063be2 JK |
2716 | else if (value_regex == CONFIG_REGEX_NONE) |
2717 | store.value_regex = CONFIG_REGEX_NONE; | |
10bea152 | 2718 | else { |
f98d863d JS |
2719 | if (value_regex[0] == '!') { |
2720 | store.do_not_match = 1; | |
2721 | value_regex++; | |
2722 | } else | |
2723 | store.do_not_match = 0; | |
2724 | ||
2d7320d0 | 2725 | store.value_regex = (regex_t*)xmalloc(sizeof(regex_t)); |
10bea152 JS |
2726 | if (regcomp(store.value_regex, value_regex, |
2727 | REG_EXTENDED)) { | |
64c0d71c | 2728 | error("invalid pattern: %s", value_regex); |
3b82542d | 2729 | FREE_AND_NULL(store.value_regex); |
7a397419 | 2730 | ret = CONFIG_INVALID_PATTERN; |
dafc88b1 | 2731 | goto out_free; |
10bea152 JS |
2732 | } |
2733 | } | |
2734 | ||
6ae996f2 JS |
2735 | ALLOC_GROW(store.parsed, 1, store.parsed_alloc); |
2736 | store.parsed[0].end = 0; | |
2737 | ||
2738 | memset(&opts, 0, sizeof(opts)); | |
2739 | opts.event_fn = store_aux_event; | |
2740 | opts.event_fn_data = &store; | |
10bea152 JS |
2741 | |
2742 | /* | |
6ae996f2 JS |
2743 | * After this, store.parsed will contain offsets of all the |
2744 | * parsed elements, and store.seen will contain a list of | |
2745 | * matches, as indices into store.parsed. | |
2746 | * | |
10bea152 JS |
2747 | * As a side effect, we make sure to transform only a valid |
2748 | * existing config file. | |
2749 | */ | |
6ae996f2 JS |
2750 | if (git_config_from_file_with_options(store_aux, |
2751 | config_filename, | |
2752 | &store, &opts)) { | |
64c0d71c | 2753 | error("invalid config file %s", config_filename); |
7a397419 | 2754 | ret = CONFIG_INVALID_FILE; |
dafc88b1 | 2755 | goto out_free; |
10bea152 JS |
2756 | } |
2757 | ||
4ddba79d | 2758 | /* if nothing to unset, or too many matches, error out */ |
668b9ade JS |
2759 | if ((store.seen_nr == 0 && value == NULL) || |
2760 | (store.seen_nr > 1 && multi_replace == 0)) { | |
7a397419 | 2761 | ret = CONFIG_NOTHING_SET; |
dafc88b1 | 2762 | goto out_free; |
10bea152 JS |
2763 | } |
2764 | ||
29647d79 NTND |
2765 | if (fstat(in_fd, &st) == -1) { |
2766 | error_errno(_("fstat on %s failed"), config_filename); | |
2767 | ret = CONFIG_INVALID_FILE; | |
2768 | goto out_free; | |
2769 | } | |
2770 | ||
dc49cd76 | 2771 | contents_sz = xsize_t(st.st_size); |
1570856b JK |
2772 | contents = xmmap_gently(NULL, contents_sz, PROT_READ, |
2773 | MAP_PRIVATE, in_fd, 0); | |
2774 | if (contents == MAP_FAILED) { | |
0e8771f1 JK |
2775 | if (errno == ENODEV && S_ISDIR(st.st_mode)) |
2776 | errno = EISDIR; | |
f0658ec9 | 2777 | error_errno("unable to mmap '%s'", config_filename); |
1570856b JK |
2778 | ret = CONFIG_INVALID_FILE; |
2779 | contents = NULL; | |
2780 | goto out_free; | |
2781 | } | |
10bea152 | 2782 | close(in_fd); |
54d160ec | 2783 | in_fd = -1; |
10bea152 | 2784 | |
bfffb48c JK |
2785 | if (chmod(get_lock_file_path(&lock), st.st_mode & 07777) < 0) { |
2786 | error_errno("chmod on %s failed", get_lock_file_path(&lock)); | |
daa22c6f EW |
2787 | ret = CONFIG_NO_WRITE; |
2788 | goto out_free; | |
2789 | } | |
2790 | ||
6ae996f2 JS |
2791 | if (store.seen_nr == 0) { |
2792 | if (!store.seen_alloc) { | |
2793 | /* Did not see key nor section */ | |
2794 | ALLOC_GROW(store.seen, 1, store.seen_alloc); | |
2795 | store.seen[0] = store.parsed_nr | |
2796 | - !!store.parsed_nr; | |
2797 | } | |
668b9ade | 2798 | store.seen_nr = 1; |
6ae996f2 | 2799 | } |
4ddba79d | 2800 | |
668b9ade | 2801 | for (i = 0, copy_begin = 0; i < store.seen_nr; i++) { |
6ae996f2 JS |
2802 | size_t replace_end; |
2803 | int j = store.seen[i]; | |
2804 | ||
46fc89ce | 2805 | new_line = 0; |
6ae996f2 | 2806 | if (!store.key_seen) { |
c71d8bb3 JS |
2807 | copy_end = store.parsed[j].end; |
2808 | /* include '\n' when copying section header */ | |
2809 | if (copy_end > 0 && copy_end < contents_sz && | |
2810 | contents[copy_end - 1] != '\n' && | |
2811 | contents[copy_end] == '\n') | |
2812 | copy_end++; | |
2813 | replace_end = copy_end; | |
6ae996f2 JS |
2814 | } else { |
2815 | replace_end = store.parsed[j].end; | |
2816 | copy_end = store.parsed[j].begin; | |
22aedfcc JS |
2817 | if (!value) |
2818 | maybe_remove_section(&store, contents, | |
2819 | ©_end, | |
2820 | &replace_end, &i); | |
6ae996f2 JS |
2821 | /* |
2822 | * Swallow preceding white-space on the same | |
2823 | * line. | |
2824 | */ | |
2825 | while (copy_end > 0 ) { | |
2826 | char c = contents[copy_end - 1]; | |
2827 | ||
2828 | if (isspace(c) && c != '\n') | |
2829 | copy_end--; | |
2830 | else | |
2831 | break; | |
2832 | } | |
2833 | } | |
4ddba79d | 2834 | |
02e5ba4a JK |
2835 | if (copy_end > 0 && contents[copy_end-1] != '\n') |
2836 | new_line = 1; | |
2837 | ||
4ddba79d JS |
2838 | /* write the first part of the config */ |
2839 | if (copy_end > copy_begin) { | |
93c1e079 | 2840 | if (write_in_full(fd, contents + copy_begin, |
efacf609 | 2841 | copy_end - copy_begin) < 0) |
93c1e079 JH |
2842 | goto write_err_out; |
2843 | if (new_line && | |
06f46f23 | 2844 | write_str_in_full(fd, "\n") < 0) |
93c1e079 | 2845 | goto write_err_out; |
4ddba79d | 2846 | } |
6ae996f2 | 2847 | copy_begin = replace_end; |
10bea152 JS |
2848 | } |
2849 | ||
10bea152 JS |
2850 | /* write the pair (value == NULL means unset) */ |
2851 | if (value != NULL) { | |
5221c315 | 2852 | if (!store.section_seen) { |
fee8572c | 2853 | if (write_section(fd, key, &store) < 0) |
93c1e079 | 2854 | goto write_err_out; |
480c9e52 | 2855 | } |
fee8572c | 2856 | if (write_pair(fd, key, value, &store) < 0) |
93c1e079 | 2857 | goto write_err_out; |
10bea152 JS |
2858 | } |
2859 | ||
2860 | /* write the rest of the config */ | |
dc49cd76 | 2861 | if (copy_begin < contents_sz) |
93c1e079 | 2862 | if (write_in_full(fd, contents + copy_begin, |
efacf609 | 2863 | contents_sz - copy_begin) < 0) |
93c1e079 | 2864 | goto write_err_out; |
7a64592c KB |
2865 | |
2866 | munmap(contents, contents_sz); | |
2867 | contents = NULL; | |
10bea152 JS |
2868 | } |
2869 | ||
bfffb48c | 2870 | if (commit_lock_file(&lock) < 0) { |
f0658ec9 | 2871 | error_errno("could not write config file %s", config_filename); |
7a397419 | 2872 | ret = CONFIG_NO_WRITE; |
dafc88b1 | 2873 | goto out_free; |
10bea152 JS |
2874 | } |
2875 | ||
dafc88b1 SH |
2876 | ret = 0; |
2877 | ||
3c8687a7 TA |
2878 | /* Invalidate the config cache */ |
2879 | git_config_clear(); | |
2880 | ||
dafc88b1 | 2881 | out_free: |
bfffb48c | 2882 | rollback_lock_file(&lock); |
0a5f5759 | 2883 | free(filename_buf); |
3a1b3126 JK |
2884 | if (contents) |
2885 | munmap(contents, contents_sz); | |
54d160ec SS |
2886 | if (in_fd >= 0) |
2887 | close(in_fd); | |
2a00e594 | 2888 | config_store_data_clear(&store); |
dafc88b1 | 2889 | return ret; |
93c1e079 JH |
2890 | |
2891 | write_err_out: | |
bfffb48c | 2892 | ret = write_error(get_lock_file_path(&lock)); |
93c1e079 JH |
2893 | goto out_free; |
2894 | ||
10bea152 JS |
2895 | } |
2896 | ||
3d180648 PS |
2897 | void git_config_set_multivar_in_file(const char *config_filename, |
2898 | const char *key, const char *value, | |
2899 | const char *value_regex, int multi_replace) | |
b4c8aba6 | 2900 | { |
1cae428e JK |
2901 | if (!git_config_set_multivar_in_file_gently(config_filename, key, value, |
2902 | value_regex, multi_replace)) | |
2903 | return; | |
2904 | if (value) | |
8c3ca351 | 2905 | die(_("could not set '%s' to '%s'"), key, value); |
1cae428e JK |
2906 | else |
2907 | die(_("could not unset '%s'"), key); | |
b4c8aba6 PS |
2908 | } |
2909 | ||
30598ad0 PS |
2910 | int git_config_set_multivar_gently(const char *key, const char *value, |
2911 | const char *value_regex, int multi_replace) | |
5ec31182 | 2912 | { |
30598ad0 PS |
2913 | return git_config_set_multivar_in_file_gently(NULL, key, value, value_regex, |
2914 | multi_replace); | |
5ec31182 RR |
2915 | } |
2916 | ||
3d180648 PS |
2917 | void git_config_set_multivar(const char *key, const char *value, |
2918 | const char *value_regex, int multi_replace) | |
5ec31182 | 2919 | { |
3d180648 PS |
2920 | git_config_set_multivar_in_file(NULL, key, value, value_regex, |
2921 | multi_replace); | |
5ec31182 RR |
2922 | } |
2923 | ||
118f8b24 PB |
2924 | static int section_name_match (const char *buf, const char *name) |
2925 | { | |
2926 | int i = 0, j = 0, dot = 0; | |
a4c0d463 AV |
2927 | if (buf[i] != '[') |
2928 | return 0; | |
2929 | for (i = 1; buf[i] && buf[i] != ']'; i++) { | |
118f8b24 PB |
2930 | if (!dot && isspace(buf[i])) { |
2931 | dot = 1; | |
2932 | if (name[j++] != '.') | |
2933 | break; | |
2934 | for (i++; isspace(buf[i]); i++) | |
2935 | ; /* do nothing */ | |
2936 | if (buf[i] != '"') | |
2937 | break; | |
2938 | continue; | |
2939 | } | |
2940 | if (buf[i] == '\\' && dot) | |
2941 | i++; | |
2942 | else if (buf[i] == '"' && dot) { | |
2943 | for (i++; isspace(buf[i]); i++) | |
2944 | ; /* do_nothing */ | |
2945 | break; | |
2946 | } | |
2947 | if (buf[i] != name[j++]) | |
2948 | break; | |
2949 | } | |
a4c0d463 AV |
2950 | if (buf[i] == ']' && name[j] == 0) { |
2951 | /* | |
2952 | * We match, now just find the right length offset by | |
2953 | * gobbling up any whitespace after it, as well | |
2954 | */ | |
2955 | i++; | |
2956 | for (; buf[i] && isspace(buf[i]); i++) | |
2957 | ; /* do nothing */ | |
2958 | return i; | |
2959 | } | |
2960 | return 0; | |
118f8b24 PB |
2961 | } |
2962 | ||
94a35b1a JK |
2963 | static int section_name_is_ok(const char *name) |
2964 | { | |
2965 | /* Empty section names are bogus. */ | |
2966 | if (!*name) | |
2967 | return 0; | |
2968 | ||
2969 | /* | |
2970 | * Before a dot, we must be alphanumeric or dash. After the first dot, | |
2971 | * anything goes, so we can stop checking. | |
2972 | */ | |
2973 | for (; *name && *name != '.'; name++) | |
2974 | if (*name != '-' && !isalnum(*name)) | |
2975 | return 0; | |
2976 | return 1; | |
2977 | } | |
2978 | ||
118f8b24 | 2979 | /* if new_name == NULL, the section is removed instead */ |
52d59cc6 | 2980 | static int git_config_copy_or_rename_section_in_file(const char *config_filename, |
fee8572c JS |
2981 | const char *old_name, |
2982 | const char *new_name, int copy) | |
0667fcfb | 2983 | { |
118f8b24 | 2984 | int ret = 0, remove = 0; |
42bd39b5 | 2985 | char *filename_buf = NULL; |
837e34eb | 2986 | struct lock_file lock = LOCK_INIT; |
0667fcfb JS |
2987 | int out_fd; |
2988 | char buf[1024]; | |
4db7dbdb | 2989 | FILE *config_file = NULL; |
daa22c6f | 2990 | struct stat st; |
52d59cc6 | 2991 | struct strbuf copystr = STRBUF_INIT; |
fee8572c JS |
2992 | struct config_store_data store; |
2993 | ||
2994 | memset(&store, 0, sizeof(store)); | |
0667fcfb | 2995 | |
94a35b1a JK |
2996 | if (new_name && !section_name_is_ok(new_name)) { |
2997 | ret = error("invalid section name: %s", new_name); | |
c06fa62d | 2998 | goto out_no_rollback; |
94a35b1a JK |
2999 | } |
3000 | ||
42bd39b5 JK |
3001 | if (!config_filename) |
3002 | config_filename = filename_buf = git_pathdup("config"); | |
3003 | ||
837e34eb | 3004 | out_fd = hold_lock_file_for_update(&lock, config_filename, 0); |
fc1905bb | 3005 | if (out_fd < 0) { |
64c0d71c | 3006 | ret = error("could not lock config file %s", config_filename); |
fc1905bb JH |
3007 | goto out; |
3008 | } | |
0667fcfb | 3009 | |
fc1905bb | 3010 | if (!(config_file = fopen(config_filename, "rb"))) { |
11dc1fcb NTND |
3011 | ret = warn_on_fopen_errors(config_filename); |
3012 | if (ret) | |
3013 | goto out; | |
01ebb9dc | 3014 | /* no config file means nothing to rename, no error */ |
6e45b43f | 3015 | goto commit_and_out; |
fc1905bb | 3016 | } |
0667fcfb | 3017 | |
29647d79 NTND |
3018 | if (fstat(fileno(config_file), &st) == -1) { |
3019 | ret = error_errno(_("fstat on %s failed"), config_filename); | |
3020 | goto out; | |
3021 | } | |
daa22c6f | 3022 | |
837e34eb | 3023 | if (chmod(get_lock_file_path(&lock), st.st_mode & 07777) < 0) { |
f0658ec9 | 3024 | ret = error_errno("chmod on %s failed", |
837e34eb | 3025 | get_lock_file_path(&lock)); |
daa22c6f EW |
3026 | goto out; |
3027 | } | |
3028 | ||
0667fcfb JS |
3029 | while (fgets(buf, sizeof(buf), config_file)) { |
3030 | int i; | |
480c9e52 | 3031 | int length; |
52d59cc6 | 3032 | int is_section = 0; |
9a5abfc7 | 3033 | char *output = buf; |
0667fcfb JS |
3034 | for (i = 0; buf[i] && isspace(buf[i]); i++) |
3035 | ; /* do nothing */ | |
3036 | if (buf[i] == '[') { | |
3037 | /* it's a section */ | |
52d59cc6 SD |
3038 | int offset; |
3039 | is_section = 1; | |
3040 | ||
3041 | /* | |
3042 | * When encountering a new section under -c we | |
3043 | * need to flush out any section we're already | |
3044 | * coping and begin anew. There might be | |
3045 | * multiple [branch "$name"] sections. | |
3046 | */ | |
3047 | if (copystr.len > 0) { | |
c5e3bc6e | 3048 | if (write_in_full(out_fd, copystr.buf, copystr.len) < 0) { |
0b646bca | 3049 | ret = write_error(get_lock_file_path(&lock)); |
52d59cc6 SD |
3050 | goto out; |
3051 | } | |
3052 | strbuf_reset(©str); | |
3053 | } | |
3054 | ||
3055 | offset = section_name_match(&buf[i], old_name); | |
a4c0d463 | 3056 | if (offset > 0) { |
118f8b24 PB |
3057 | ret++; |
3058 | if (new_name == NULL) { | |
3059 | remove = 1; | |
0667fcfb JS |
3060 | continue; |
3061 | } | |
0667fcfb | 3062 | store.baselen = strlen(new_name); |
52d59cc6 | 3063 | if (!copy) { |
fee8572c | 3064 | if (write_section(out_fd, new_name, &store) < 0) { |
0b646bca | 3065 | ret = write_error(get_lock_file_path(&lock)); |
52d59cc6 SD |
3066 | goto out; |
3067 | } | |
9a5abfc7 | 3068 | /* |
52d59cc6 SD |
3069 | * We wrote out the new section, with |
3070 | * a newline, now skip the old | |
3071 | * section's length | |
9a5abfc7 | 3072 | */ |
52d59cc6 SD |
3073 | output += offset + i; |
3074 | if (strlen(output) > 0) { | |
3075 | /* | |
3076 | * More content means there's | |
3077 | * a declaration to put on the | |
3078 | * next line; indent with a | |
3079 | * tab | |
3080 | */ | |
3081 | output -= 1; | |
3082 | output[0] = '\t'; | |
3083 | } | |
3084 | } else { | |
fee8572c | 3085 | copystr = store_create_section(new_name, &store); |
9a5abfc7 | 3086 | } |
0667fcfb | 3087 | } |
118f8b24 | 3088 | remove = 0; |
0667fcfb | 3089 | } |
118f8b24 PB |
3090 | if (remove) |
3091 | continue; | |
9a5abfc7 | 3092 | length = strlen(output); |
52d59cc6 SD |
3093 | |
3094 | if (!is_section && copystr.len > 0) { | |
3095 | strbuf_add(©str, output, length); | |
3096 | } | |
3097 | ||
06f46f23 | 3098 | if (write_in_full(out_fd, output, length) < 0) { |
837e34eb | 3099 | ret = write_error(get_lock_file_path(&lock)); |
480c9e52 AW |
3100 | goto out; |
3101 | } | |
0667fcfb | 3102 | } |
52d59cc6 SD |
3103 | |
3104 | /* | |
3105 | * Copy a trailing section at the end of the config, won't be | |
3106 | * flushed by the usual "flush because we have a new section | |
3107 | * logic in the loop above. | |
3108 | */ | |
3109 | if (copystr.len > 0) { | |
c5e3bc6e | 3110 | if (write_in_full(out_fd, copystr.buf, copystr.len) < 0) { |
0b646bca | 3111 | ret = write_error(get_lock_file_path(&lock)); |
52d59cc6 SD |
3112 | goto out; |
3113 | } | |
3114 | strbuf_reset(©str); | |
3115 | } | |
3116 | ||
fc1905bb | 3117 | fclose(config_file); |
4db7dbdb | 3118 | config_file = NULL; |
6e45b43f | 3119 | commit_and_out: |
837e34eb | 3120 | if (commit_lock_file(&lock) < 0) |
f0658ec9 NTND |
3121 | ret = error_errno("could not write config file %s", |
3122 | config_filename); | |
8b590075 | 3123 | out: |
4db7dbdb JS |
3124 | if (config_file) |
3125 | fclose(config_file); | |
837e34eb | 3126 | rollback_lock_file(&lock); |
c06fa62d | 3127 | out_no_rollback: |
42bd39b5 | 3128 | free(filename_buf); |
2a00e594 | 3129 | config_store_data_clear(&store); |
0667fcfb JS |
3130 | return ret; |
3131 | } | |
40ea4ed9 | 3132 | |
52d59cc6 SD |
3133 | int git_config_rename_section_in_file(const char *config_filename, |
3134 | const char *old_name, const char *new_name) | |
3135 | { | |
3136 | return git_config_copy_or_rename_section_in_file(config_filename, | |
3137 | old_name, new_name, 0); | |
3138 | } | |
3139 | ||
42bd39b5 JK |
3140 | int git_config_rename_section(const char *old_name, const char *new_name) |
3141 | { | |
4a7bb5ba | 3142 | return git_config_rename_section_in_file(NULL, old_name, new_name); |
42bd39b5 JK |
3143 | } |
3144 | ||
52d59cc6 SD |
3145 | int git_config_copy_section_in_file(const char *config_filename, |
3146 | const char *old_name, const char *new_name) | |
3147 | { | |
3148 | return git_config_copy_or_rename_section_in_file(config_filename, | |
3149 | old_name, new_name, 1); | |
3150 | } | |
3151 | ||
3152 | int git_config_copy_section(const char *old_name, const char *new_name) | |
3153 | { | |
3154 | return git_config_copy_section_in_file(NULL, old_name, new_name); | |
3155 | } | |
3156 | ||
40ea4ed9 JH |
3157 | /* |
3158 | * Call this to report error for your variable that should not | |
3159 | * get a boolean value (i.e. "[my] var" means "true"). | |
3160 | */ | |
a469a101 | 3161 | #undef config_error_nonbool |
40ea4ed9 JH |
3162 | int config_error_nonbool(const char *var) |
3163 | { | |
8c3ca351 | 3164 | return error("missing value for '%s'", var); |
40ea4ed9 | 3165 | } |
1b86bbb0 JK |
3166 | |
3167 | int parse_config_key(const char *var, | |
3168 | const char *section, | |
3169 | const char **subsection, int *subsection_len, | |
3170 | const char **key) | |
3171 | { | |
1b86bbb0 JK |
3172 | const char *dot; |
3173 | ||
3174 | /* Does it start with "section." ? */ | |
e3394fdc | 3175 | if (!skip_prefix(var, section, &var) || *var != '.') |
1b86bbb0 JK |
3176 | return -1; |
3177 | ||
3178 | /* | |
3179 | * Find the key; we don't know yet if we have a subsection, but we must | |
3180 | * parse backwards from the end, since the subsection may have dots in | |
3181 | * it, too. | |
3182 | */ | |
3183 | dot = strrchr(var, '.'); | |
3184 | *key = dot + 1; | |
3185 | ||
3186 | /* Did we have a subsection at all? */ | |
e3394fdc | 3187 | if (dot == var) { |
48f8d9f7 JK |
3188 | if (subsection) { |
3189 | *subsection = NULL; | |
3190 | *subsection_len = 0; | |
3191 | } | |
1b86bbb0 JK |
3192 | } |
3193 | else { | |
48f8d9f7 JK |
3194 | if (!subsection) |
3195 | return -1; | |
e3394fdc | 3196 | *subsection = var + 1; |
1b86bbb0 JK |
3197 | *subsection_len = dot - *subsection; |
3198 | } | |
3199 | ||
3200 | return 0; | |
3201 | } | |
473166b9 LS |
3202 | |
3203 | const char *current_config_origin_type(void) | |
3204 | { | |
1b8132d9 | 3205 | int type; |
0d44a2da JK |
3206 | if (current_config_kvi) |
3207 | type = current_config_kvi->origin_type; | |
3208 | else if(cf) | |
3209 | type = cf->origin_type; | |
3210 | else | |
033abf97 | 3211 | BUG("current_config_origin_type called outside config callback"); |
1b8132d9 VA |
3212 | |
3213 | switch (type) { | |
3214 | case CONFIG_ORIGIN_BLOB: | |
3215 | return "blob"; | |
3216 | case CONFIG_ORIGIN_FILE: | |
3217 | return "file"; | |
3218 | case CONFIG_ORIGIN_STDIN: | |
3219 | return "standard input"; | |
3220 | case CONFIG_ORIGIN_SUBMODULE_BLOB: | |
3221 | return "submodule-blob"; | |
3222 | case CONFIG_ORIGIN_CMDLINE: | |
3223 | return "command line"; | |
3224 | default: | |
033abf97 | 3225 | BUG("unknown config origin type"); |
1b8132d9 | 3226 | } |
473166b9 LS |
3227 | } |
3228 | ||
3229 | const char *current_config_name(void) | |
3230 | { | |
0d44a2da JK |
3231 | const char *name; |
3232 | if (current_config_kvi) | |
3233 | name = current_config_kvi->filename; | |
3234 | else if (cf) | |
3235 | name = cf->name; | |
3236 | else | |
033abf97 | 3237 | BUG("current_config_name called outside config callback"); |
0d44a2da | 3238 | return name ? name : ""; |
473166b9 | 3239 | } |
9acc5911 JK |
3240 | |
3241 | enum config_scope current_config_scope(void) | |
3242 | { | |
3243 | if (current_config_kvi) | |
3244 | return current_config_kvi->scope; | |
3245 | else | |
3246 | return current_parsing_scope; | |
473166b9 | 3247 | } |