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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" |
e730b81d | 9 | #include "branch.h" |
b2141fc1 | 10 | #include "config.h" |
d8d77153 | 11 | #include "environment.h" |
3b256228 | 12 | #include "repository.h" |
697cc8ef | 13 | #include "lockfile.h" |
d807c4a0 | 14 | #include "exec-cmd.h" |
572e4f6a | 15 | #include "strbuf.h" |
2b64fc89 | 16 | #include "quote.h" |
3c8687a7 TA |
17 | #include "hashmap.h" |
18 | #include "string-list.h" | |
cbd53a21 | 19 | #include "object-store.h" |
599446dc | 20 | #include "utf8.h" |
3efd0bed | 21 | #include "dir.h" |
6d2f9acc | 22 | #include "color.h" |
07b2c0ea | 23 | #include "refs.h" |
17712991 | 24 | |
4d8dd149 HV |
25 | struct config_source { |
26 | struct config_source *prev; | |
27 | union { | |
28 | FILE *file; | |
1bc88819 HV |
29 | struct config_buf { |
30 | const char *buf; | |
31 | size_t len; | |
32 | size_t pos; | |
33 | } buf; | |
4d8dd149 | 34 | } u; |
1b8132d9 | 35 | enum config_origin_type origin_type; |
924aaf3e | 36 | const char *name; |
d14d4244 | 37 | const char *path; |
66f97228 | 38 | enum config_error_action default_error_action; |
924aaf3e RJ |
39 | int linenr; |
40 | int eof; | |
348482de | 41 | size_t total_len; |
924aaf3e | 42 | struct strbuf value; |
0971e992 | 43 | struct strbuf var; |
2d84f13d | 44 | unsigned subsection_case_sensitive : 1; |
924aaf3e | 45 | |
49d6cfa5 JK |
46 | int (*do_fgetc)(struct config_source *c); |
47 | int (*do_ungetc)(int c, struct config_source *conf); | |
48 | long (*do_ftell)(struct config_source *c); | |
4d8dd149 HV |
49 | }; |
50 | ||
0d44a2da JK |
51 | /* |
52 | * These variables record the "current" config source, which | |
53 | * can be accessed by parsing callbacks. | |
54 | * | |
55 | * The "cf" variable will be non-NULL only when we are actually parsing a real | |
56 | * config source (file, blob, cmdline, etc). | |
57 | * | |
58 | * The "current_config_kvi" variable will be non-NULL only when we are feeding | |
59 | * cached config from a configset into a callback. | |
60 | * | |
61 | * They should generally never be non-NULL at the same time. If they are both | |
62 | * NULL, then we aren't parsing anything (and depending on the function looking | |
63 | * at the variables, it's either a bug for it to be called in the first place, | |
64 | * or it's a function which can be reused for non-config purposes, and should | |
65 | * fall back to some sane behavior). | |
66 | */ | |
4d8dd149 | 67 | static struct config_source *cf; |
0d44a2da | 68 | static struct key_value_info *current_config_kvi; |
924aaf3e | 69 | |
9acc5911 JK |
70 | /* |
71 | * Similar to the variables above, this gives access to the "scope" of the | |
72 | * current value (repo, global, etc). For cached values, it can be found via | |
73 | * the current_config_kvi as above. During parsing, the current value can be | |
74 | * found in this variable. It's not part of "cf" because it transcends a single | |
75 | * file (i.e., a file included from .git/config is still in "repo" scope). | |
76 | */ | |
77 | static enum config_scope current_parsing_scope; | |
924aaf3e | 78 | |
8de7eeb5 | 79 | static int pack_compression_seen; |
960ccca6 DH |
80 | static int zlib_compression_seen; |
81 | ||
4d8dd149 HV |
82 | static int config_file_fgetc(struct config_source *conf) |
83 | { | |
260d408e | 84 | return getc_unlocked(conf->u.file); |
4d8dd149 HV |
85 | } |
86 | ||
87 | static int config_file_ungetc(int c, struct config_source *conf) | |
88 | { | |
89 | return ungetc(c, conf->u.file); | |
90 | } | |
91 | ||
92 | static long config_file_ftell(struct config_source *conf) | |
93 | { | |
94 | return ftell(conf->u.file); | |
95 | } | |
96 | ||
1bc88819 HV |
97 | |
98 | static int config_buf_fgetc(struct config_source *conf) | |
99 | { | |
100 | if (conf->u.buf.pos < conf->u.buf.len) | |
101 | return conf->u.buf.buf[conf->u.buf.pos++]; | |
102 | ||
103 | return EOF; | |
104 | } | |
105 | ||
106 | static int config_buf_ungetc(int c, struct config_source *conf) | |
107 | { | |
1d0655c1 JK |
108 | if (conf->u.buf.pos > 0) { |
109 | conf->u.buf.pos--; | |
110 | if (conf->u.buf.buf[conf->u.buf.pos] != c) | |
033abf97 | 111 | BUG("config_buf can only ungetc the same character"); |
1d0655c1 JK |
112 | return c; |
113 | } | |
1bc88819 HV |
114 | |
115 | return EOF; | |
116 | } | |
117 | ||
118 | static long config_buf_ftell(struct config_source *conf) | |
119 | { | |
120 | return conf->u.buf.pos; | |
121 | } | |
122 | ||
9b25a0b5 | 123 | #define MAX_INCLUDE_DEPTH 10 |
a769bfc7 | 124 | static const char include_depth_advice[] = N_( |
9b25a0b5 JK |
125 | "exceeded maximum include depth (%d) while including\n" |
126 | " %s\n" | |
127 | "from\n" | |
128 | " %s\n" | |
27c929ed | 129 | "This might be due to circular includes."); |
9b25a0b5 JK |
130 | static int handle_path_include(const char *path, struct config_include_data *inc) |
131 | { | |
132 | int ret = 0; | |
133 | struct strbuf buf = STRBUF_INIT; | |
67beb600 | 134 | char *expanded; |
4c0a89fc | 135 | |
67beb600 JK |
136 | if (!path) |
137 | return config_error_nonbool("include.path"); | |
138 | ||
a03b097d | 139 | expanded = interpolate_path(path, 0); |
4c0a89fc | 140 | if (!expanded) |
a769bfc7 | 141 | return error(_("could not expand include path '%s'"), path); |
4c0a89fc | 142 | path = expanded; |
9b25a0b5 JK |
143 | |
144 | /* | |
145 | * Use an absolute path as-is, but interpret relative paths | |
146 | * based on the including config file. | |
147 | */ | |
148 | if (!is_absolute_path(path)) { | |
149 | char *slash; | |
150 | ||
d14d4244 | 151 | if (!cf || !cf->path) |
a769bfc7 | 152 | return error(_("relative config includes must come from files")); |
9b25a0b5 | 153 | |
d14d4244 | 154 | slash = find_last_dir_sep(cf->path); |
9b25a0b5 | 155 | if (slash) |
d14d4244 | 156 | strbuf_add(&buf, cf->path, slash - cf->path + 1); |
9b25a0b5 JK |
157 | strbuf_addstr(&buf, path); |
158 | path = buf.buf; | |
159 | } | |
160 | ||
4698c8fe | 161 | if (!access_or_die(path, R_OK, 0)) { |
9b25a0b5 | 162 | if (++inc->depth > MAX_INCLUDE_DEPTH) |
a769bfc7 | 163 | die(_(include_depth_advice), MAX_INCLUDE_DEPTH, path, |
3258258f JK |
164 | !cf ? "<unknown>" : |
165 | cf->name ? cf->name : | |
166 | "the command line"); | |
9b25a0b5 JK |
167 | ret = git_config_from_file(git_config_include, path, inc); |
168 | inc->depth--; | |
169 | } | |
170 | strbuf_release(&buf); | |
4c0a89fc | 171 | free(expanded); |
9b25a0b5 JK |
172 | return ret; |
173 | } | |
174 | ||
07b2c0ea DL |
175 | static void add_trailing_starstar_for_dir(struct strbuf *pat) |
176 | { | |
177 | if (pat->len && is_dir_sep(pat->buf[pat->len - 1])) | |
178 | strbuf_addstr(pat, "**"); | |
179 | } | |
180 | ||
3efd0bed NTND |
181 | static int prepare_include_condition_pattern(struct strbuf *pat) |
182 | { | |
183 | struct strbuf path = STRBUF_INIT; | |
184 | char *expanded; | |
185 | int prefix = 0; | |
186 | ||
a03b097d | 187 | expanded = interpolate_path(pat->buf, 1); |
3efd0bed NTND |
188 | if (expanded) { |
189 | strbuf_reset(pat); | |
190 | strbuf_addstr(pat, expanded); | |
191 | free(expanded); | |
192 | } | |
193 | ||
194 | if (pat->buf[0] == '.' && is_dir_sep(pat->buf[1])) { | |
195 | const char *slash; | |
196 | ||
197 | if (!cf || !cf->path) | |
198 | return error(_("relative config include " | |
199 | "conditionals must come from files")); | |
200 | ||
86f95157 | 201 | strbuf_realpath(&path, cf->path, 1); |
3efd0bed NTND |
202 | slash = find_last_dir_sep(path.buf); |
203 | if (!slash) | |
033abf97 | 204 | BUG("how is this possible?"); |
3efd0bed NTND |
205 | strbuf_splice(pat, 0, 1, path.buf, slash - path.buf); |
206 | prefix = slash - path.buf + 1 /* slash */; | |
207 | } else if (!is_absolute_path(pat->buf)) | |
a91cc7fa | 208 | strbuf_insertstr(pat, 0, "**/"); |
3efd0bed | 209 | |
07b2c0ea | 210 | add_trailing_starstar_for_dir(pat); |
3efd0bed NTND |
211 | |
212 | strbuf_release(&path); | |
213 | return prefix; | |
214 | } | |
215 | ||
2185fde5 NTND |
216 | static int include_by_gitdir(const struct config_options *opts, |
217 | const char *cond, size_t cond_len, int icase) | |
3efd0bed NTND |
218 | { |
219 | struct strbuf text = STRBUF_INIT; | |
220 | struct strbuf pattern = STRBUF_INIT; | |
221 | int ret = 0, prefix; | |
2185fde5 | 222 | const char *git_dir; |
0624c63c | 223 | int already_tried_absolute = 0; |
3efd0bed | 224 | |
2185fde5 NTND |
225 | if (opts->git_dir) |
226 | git_dir = opts->git_dir; | |
2185fde5 NTND |
227 | else |
228 | goto done; | |
229 | ||
c9672ba4 | 230 | strbuf_realpath(&text, git_dir, 1); |
3efd0bed NTND |
231 | strbuf_add(&pattern, cond, cond_len); |
232 | prefix = prepare_include_condition_pattern(&pattern); | |
233 | ||
0624c63c | 234 | again: |
3efd0bed NTND |
235 | if (prefix < 0) |
236 | goto done; | |
237 | ||
238 | if (prefix > 0) { | |
239 | /* | |
240 | * perform literal matching on the prefix part so that | |
241 | * any wildcard character in it can't create side effects. | |
242 | */ | |
243 | if (text.len < prefix) | |
244 | goto done; | |
245 | if (!icase && strncmp(pattern.buf, text.buf, prefix)) | |
246 | goto done; | |
247 | if (icase && strncasecmp(pattern.buf, text.buf, prefix)) | |
248 | goto done; | |
249 | } | |
250 | ||
251 | ret = !wildmatch(pattern.buf + prefix, text.buf + prefix, | |
19e7fdaa | 252 | WM_PATHNAME | (icase ? WM_CASEFOLD : 0)); |
3efd0bed | 253 | |
0624c63c ÆAB |
254 | if (!ret && !already_tried_absolute) { |
255 | /* | |
256 | * We've tried e.g. matching gitdir:~/work, but if | |
257 | * ~/work is a symlink to /mnt/storage/work | |
258 | * strbuf_realpath() will expand it, so the rule won't | |
259 | * match. Let's match against a | |
260 | * strbuf_add_absolute_path() version of the path, | |
261 | * which'll do the right thing | |
262 | */ | |
263 | strbuf_reset(&text); | |
264 | strbuf_add_absolute_path(&text, git_dir); | |
265 | already_tried_absolute = 1; | |
266 | goto again; | |
267 | } | |
3efd0bed NTND |
268 | done: |
269 | strbuf_release(&pattern); | |
270 | strbuf_release(&text); | |
271 | return ret; | |
272 | } | |
273 | ||
07b2c0ea DL |
274 | static int include_by_branch(const char *cond, size_t cond_len) |
275 | { | |
276 | int flags; | |
277 | int ret; | |
278 | struct strbuf pattern = STRBUF_INIT; | |
22932d91 | 279 | const char *refname = !the_repository->gitdir ? |
85fe0e80 | 280 | NULL : resolve_ref_unsafe("HEAD", 0, NULL, &flags); |
07b2c0ea DL |
281 | const char *shortname; |
282 | ||
283 | if (!refname || !(flags & REF_ISSYMREF) || | |
284 | !skip_prefix(refname, "refs/heads/", &shortname)) | |
285 | return 0; | |
286 | ||
287 | strbuf_add(&pattern, cond, cond_len); | |
288 | add_trailing_starstar_for_dir(&pattern); | |
289 | ret = !wildmatch(pattern.buf, shortname, WM_PATHNAME); | |
290 | strbuf_release(&pattern); | |
291 | return ret; | |
292 | } | |
293 | ||
2185fde5 NTND |
294 | static int include_condition_is_true(const struct config_options *opts, |
295 | const char *cond, size_t cond_len) | |
3efd0bed NTND |
296 | { |
297 | ||
298 | if (skip_prefix_mem(cond, cond_len, "gitdir:", &cond, &cond_len)) | |
2185fde5 | 299 | return include_by_gitdir(opts, cond, cond_len, 0); |
3efd0bed | 300 | else if (skip_prefix_mem(cond, cond_len, "gitdir/i:", &cond, &cond_len)) |
2185fde5 | 301 | return include_by_gitdir(opts, cond, cond_len, 1); |
07b2c0ea DL |
302 | else if (skip_prefix_mem(cond, cond_len, "onbranch:", &cond, &cond_len)) |
303 | return include_by_branch(cond, cond_len); | |
3efd0bed NTND |
304 | |
305 | /* unknown conditionals are always false */ | |
306 | return 0; | |
307 | } | |
308 | ||
9b25a0b5 JK |
309 | int git_config_include(const char *var, const char *value, void *data) |
310 | { | |
311 | struct config_include_data *inc = data; | |
3efd0bed | 312 | const char *cond, *key; |
f5914f4b | 313 | size_t cond_len; |
9b25a0b5 JK |
314 | int ret; |
315 | ||
316 | /* | |
317 | * Pass along all values, including "include" directives; this makes it | |
318 | * possible to query information on the includes themselves. | |
319 | */ | |
320 | ret = inc->fn(var, value, inc->data); | |
321 | if (ret < 0) | |
322 | return ret; | |
323 | ||
37007c3a | 324 | if (!strcmp(var, "include.path")) |
9b25a0b5 | 325 | ret = handle_path_include(value, inc); |
3efd0bed NTND |
326 | |
327 | if (!parse_config_key(var, "includeif", &cond, &cond_len, &key) && | |
2185fde5 | 328 | (cond && include_condition_is_true(inc->opts, cond, cond_len)) && |
3efd0bed NTND |
329 | !strcmp(key, "path")) |
330 | ret = handle_path_include(value, inc); | |
331 | ||
9b25a0b5 JK |
332 | return ret; |
333 | } | |
334 | ||
1ff21c05 | 335 | static void git_config_push_split_parameter(const char *key, const char *value) |
2b64fc89 JK |
336 | { |
337 | struct strbuf env = STRBUF_INIT; | |
338 | const char *old = getenv(CONFIG_DATA_ENVIRONMENT); | |
d1f88498 | 339 | if (old && *old) { |
2b64fc89 JK |
340 | strbuf_addstr(&env, old); |
341 | strbuf_addch(&env, ' '); | |
342 | } | |
1ff21c05 PS |
343 | sq_quote_buf(&env, key); |
344 | strbuf_addch(&env, '='); | |
345 | if (value) | |
346 | sq_quote_buf(&env, value); | |
2b64fc89 JK |
347 | setenv(CONFIG_DATA_ENVIRONMENT, env.buf, 1); |
348 | strbuf_release(&env); | |
349 | } | |
350 | ||
1ff21c05 PS |
351 | void git_config_push_parameter(const char *text) |
352 | { | |
353 | const char *value; | |
354 | ||
355 | /* | |
356 | * When we see: | |
357 | * | |
358 | * section.subsection=with=equals.key=value | |
359 | * | |
360 | * we cannot tell if it means: | |
361 | * | |
362 | * [section "subsection=with=equals"] | |
363 | * key = value | |
364 | * | |
365 | * or: | |
366 | * | |
367 | * [section] | |
368 | * subsection = with=equals.key=value | |
369 | * | |
370 | * We parse left-to-right for the first "=", meaning we'll prefer to | |
371 | * keep the value intact over the subsection. This is historical, but | |
372 | * also sensible since values are more likely to contain odd or | |
373 | * untrusted input than a section name. | |
374 | * | |
375 | * A missing equals is explicitly allowed (as a bool-only entry). | |
376 | */ | |
377 | value = strchr(text, '='); | |
378 | if (value) { | |
379 | char *key = xmemdupz(text, value - text); | |
380 | git_config_push_split_parameter(key, value + 1); | |
381 | free(key); | |
382 | } else { | |
383 | git_config_push_split_parameter(text, NULL); | |
384 | } | |
385 | } | |
386 | ||
ce81b1da PS |
387 | void git_config_push_env(const char *spec) |
388 | { | |
1ff21c05 | 389 | char *key; |
ce81b1da PS |
390 | const char *env_name; |
391 | const char *env_value; | |
392 | ||
393 | env_name = strrchr(spec, '='); | |
394 | if (!env_name) | |
395 | die(_("invalid config format: %s"), spec); | |
1ff21c05 | 396 | key = xmemdupz(spec, env_name - spec); |
ce81b1da PS |
397 | env_name++; |
398 | if (!*env_name) | |
399 | die(_("missing environment variable name for configuration '%.*s'"), | |
400 | (int)(env_name - spec - 1), spec); | |
401 | ||
402 | env_value = getenv(env_name); | |
403 | if (!env_value) | |
404 | die(_("missing environment variable '%s' for configuration '%.*s'"), | |
405 | env_name, (int)(env_name - spec - 1), spec); | |
406 | ||
1ff21c05 PS |
407 | git_config_push_split_parameter(key, env_value); |
408 | free(key); | |
ce81b1da PS |
409 | } |
410 | ||
ee98df3f JH |
411 | static inline int iskeychar(int c) |
412 | { | |
413 | return isalnum(c) || c == '-'; | |
414 | } | |
415 | ||
416 | /* | |
417 | * Auxiliary function to sanity-check and split the key into the section | |
418 | * identifier and variable name. | |
419 | * | |
420 | * Returns 0 on success, -1 when there is an invalid character in the key and | |
421 | * -2 if there is no section name in the key. | |
422 | * | |
423 | * store_key - pointer to char* which will hold a copy of the key with | |
424 | * lowercase section and variable name | |
f011a965 | 425 | * baselen - pointer to size_t which will hold the length of the |
ee98df3f JH |
426 | * section + subsection part, can be NULL |
427 | */ | |
73c5f670 | 428 | int git_config_parse_key(const char *key, char **store_key, size_t *baselen_) |
ee98df3f | 429 | { |
f011a965 JK |
430 | size_t i, baselen; |
431 | int dot; | |
ee98df3f JH |
432 | const char *last_dot = strrchr(key, '.'); |
433 | ||
434 | /* | |
435 | * Since "key" actually contains the section name and the real | |
436 | * key name separated by a dot, we have to know where the dot is. | |
437 | */ | |
438 | ||
439 | if (last_dot == NULL || last_dot == key) { | |
73c5f670 | 440 | error(_("key does not contain a section: %s"), key); |
ee98df3f JH |
441 | return -CONFIG_NO_SECTION_OR_NAME; |
442 | } | |
443 | ||
444 | if (!last_dot[1]) { | |
73c5f670 | 445 | error(_("key does not contain variable name: %s"), key); |
ee98df3f JH |
446 | return -CONFIG_NO_SECTION_OR_NAME; |
447 | } | |
448 | ||
449 | baselen = last_dot - key; | |
450 | if (baselen_) | |
451 | *baselen_ = baselen; | |
452 | ||
453 | /* | |
454 | * Validate the key and while at it, lower case it for matching. | |
455 | */ | |
73c5f670 | 456 | *store_key = xmallocz(strlen(key)); |
ee98df3f JH |
457 | |
458 | dot = 0; | |
459 | for (i = 0; key[i]; i++) { | |
460 | unsigned char c = key[i]; | |
461 | if (c == '.') | |
462 | dot = 1; | |
463 | /* Leave the extended basename untouched.. */ | |
464 | if (!dot || i > baselen) { | |
465 | if (!iskeychar(c) || | |
466 | (i == baselen + 1 && !isalpha(c))) { | |
73c5f670 | 467 | error(_("invalid key: %s"), key); |
ee98df3f JH |
468 | goto out_free_ret_1; |
469 | } | |
470 | c = tolower(c); | |
471 | } else if (c == '\n') { | |
73c5f670 | 472 | error(_("invalid key (newline): %s"), key); |
ee98df3f JH |
473 | goto out_free_ret_1; |
474 | } | |
73c5f670 | 475 | (*store_key)[i] = c; |
ee98df3f JH |
476 | } |
477 | ||
478 | return 0; | |
479 | ||
480 | out_free_ret_1: | |
73c5f670 | 481 | FREE_AND_NULL(*store_key); |
ee98df3f JH |
482 | return -CONFIG_INVALID_KEY; |
483 | } | |
484 | ||
b342ae61 PS |
485 | static int config_parse_pair(const char *key, const char *value, |
486 | config_fn_t fn, void *data) | |
487 | { | |
488 | char *canonical_name; | |
489 | int ret; | |
490 | ||
491 | if (!strlen(key)) | |
492 | return error(_("empty config key")); | |
493 | if (git_config_parse_key(key, &canonical_name, NULL)) | |
494 | return -1; | |
495 | ||
496 | ret = (fn(canonical_name, value, data) < 0) ? -1 : 0; | |
497 | free(canonical_name); | |
498 | return ret; | |
499 | } | |
500 | ||
2496844b JK |
501 | int git_config_parse_parameter(const char *text, |
502 | config_fn_t fn, void *data) | |
8b1fa778 | 503 | { |
a789ca70 | 504 | const char *value; |
572e4f6a | 505 | struct strbuf **pair; |
1274a155 | 506 | int ret; |
a789ca70 | 507 | |
f77bccae | 508 | pair = strbuf_split_str(text, '=', 2); |
c5d6350b | 509 | if (!pair[0]) |
a769bfc7 | 510 | return error(_("bogus config parameter: %s"), text); |
a789ca70 JH |
511 | |
512 | if (pair[0]->len && pair[0]->buf[pair[0]->len - 1] == '=') { | |
572e4f6a | 513 | strbuf_setlen(pair[0], pair[0]->len - 1); |
a789ca70 JH |
514 | value = pair[1] ? pair[1]->buf : ""; |
515 | } else { | |
516 | value = NULL; | |
517 | } | |
518 | ||
572e4f6a AR |
519 | strbuf_trim(pair[0]); |
520 | if (!pair[0]->len) { | |
521 | strbuf_list_free(pair); | |
a769bfc7 | 522 | return error(_("bogus config parameter: %s"), text); |
8b1fa778 | 523 | } |
1274a155 | 524 | |
b342ae61 | 525 | ret = config_parse_pair(pair[0]->buf, value, fn, data); |
572e4f6a | 526 | strbuf_list_free(pair); |
1274a155 | 527 | return ret; |
8b1fa778 AR |
528 | } |
529 | ||
f9dbb64f JK |
530 | static int parse_config_env_list(char *env, config_fn_t fn, void *data) |
531 | { | |
532 | char *cur = env; | |
533 | while (cur && *cur) { | |
534 | const char *key = sq_dequote_step(cur, &cur); | |
535 | if (!key) | |
536 | return error(_("bogus format in %s"), | |
537 | CONFIG_DATA_ENVIRONMENT); | |
538 | ||
539 | if (!cur || isspace(*cur)) { | |
540 | /* old-style 'key=value' */ | |
541 | if (git_config_parse_parameter(key, fn, data) < 0) | |
542 | return -1; | |
543 | } | |
544 | else if (*cur == '=') { | |
545 | /* new-style 'key'='value' */ | |
546 | const char *value; | |
547 | ||
548 | cur++; | |
549 | if (*cur == '\'') { | |
550 | /* quoted value */ | |
551 | value = sq_dequote_step(cur, &cur); | |
552 | if (!value || (cur && !isspace(*cur))) { | |
553 | return error(_("bogus format in %s"), | |
554 | CONFIG_DATA_ENVIRONMENT); | |
555 | } | |
556 | } else if (!*cur || isspace(*cur)) { | |
557 | /* implicit bool: 'key'= */ | |
558 | value = NULL; | |
559 | } else { | |
560 | return error(_("bogus format in %s"), | |
561 | CONFIG_DATA_ENVIRONMENT); | |
562 | } | |
563 | ||
564 | if (config_parse_pair(key, value, fn, data) < 0) | |
565 | return -1; | |
566 | } | |
567 | else { | |
568 | /* unknown format */ | |
569 | return error(_("bogus format in %s"), | |
570 | CONFIG_DATA_ENVIRONMENT); | |
571 | } | |
572 | ||
573 | if (cur) { | |
574 | while (isspace(*cur)) | |
575 | cur++; | |
576 | } | |
577 | } | |
578 | return 0; | |
579 | } | |
580 | ||
06eb708f JK |
581 | int git_config_from_parameters(config_fn_t fn, void *data) |
582 | { | |
d8d77153 PS |
583 | const char *env; |
584 | struct strbuf envvar = STRBUF_INIT; | |
585 | struct strvec to_free = STRVEC_INIT; | |
a77d6db6 | 586 | int ret = 0; |
d8d77153 | 587 | char *envw = NULL; |
3258258f | 588 | struct config_source source; |
2b64fc89 | 589 | |
3258258f JK |
590 | memset(&source, 0, sizeof(source)); |
591 | source.prev = cf; | |
1b8132d9 | 592 | source.origin_type = CONFIG_ORIGIN_CMDLINE; |
3258258f JK |
593 | cf = &source; |
594 | ||
d8d77153 PS |
595 | env = getenv(CONFIG_COUNT_ENVIRONMENT); |
596 | if (env) { | |
597 | unsigned long count; | |
598 | char *endp; | |
599 | int i; | |
2b64fc89 | 600 | |
d8d77153 PS |
601 | count = strtoul(env, &endp, 10); |
602 | if (*endp) { | |
603 | ret = error(_("bogus count in %s"), CONFIG_COUNT_ENVIRONMENT); | |
604 | goto out; | |
605 | } | |
606 | if (count > INT_MAX) { | |
607 | ret = error(_("too many entries in %s"), CONFIG_COUNT_ENVIRONMENT); | |
608 | goto out; | |
609 | } | |
610 | ||
611 | for (i = 0; i < count; i++) { | |
612 | const char *key, *value; | |
613 | ||
614 | strbuf_addf(&envvar, "GIT_CONFIG_KEY_%d", i); | |
615 | key = getenv_safe(&to_free, envvar.buf); | |
616 | if (!key) { | |
617 | ret = error(_("missing config key %s"), envvar.buf); | |
618 | goto out; | |
619 | } | |
620 | strbuf_reset(&envvar); | |
621 | ||
622 | strbuf_addf(&envvar, "GIT_CONFIG_VALUE_%d", i); | |
623 | value = getenv_safe(&to_free, envvar.buf); | |
624 | if (!value) { | |
625 | ret = error(_("missing config value %s"), envvar.buf); | |
626 | goto out; | |
627 | } | |
628 | strbuf_reset(&envvar); | |
629 | ||
630 | if (config_parse_pair(key, value, fn, data) < 0) { | |
631 | ret = -1; | |
632 | goto out; | |
633 | } | |
634 | } | |
2b64fc89 JK |
635 | } |
636 | ||
d8d77153 PS |
637 | env = getenv(CONFIG_DATA_ENVIRONMENT); |
638 | if (env) { | |
639 | /* sq_dequote will write over it */ | |
640 | envw = xstrdup(env); | |
641 | if (parse_config_env_list(envw, fn, data) < 0) { | |
a77d6db6 JK |
642 | ret = -1; |
643 | goto out; | |
2b64fc89 JK |
644 | } |
645 | } | |
646 | ||
a77d6db6 | 647 | out: |
d8d77153 PS |
648 | strbuf_release(&envvar); |
649 | strvec_clear(&to_free); | |
2b64fc89 | 650 | free(envw); |
3258258f | 651 | cf = source.prev; |
a77d6db6 | 652 | return ret; |
2b64fc89 JK |
653 | } |
654 | ||
17712991 LT |
655 | static int get_next_char(void) |
656 | { | |
49d6cfa5 | 657 | int c = cf->do_fgetc(cf); |
17712991 | 658 | |
dbb9a812 HV |
659 | if (c == '\r') { |
660 | /* DOS like systems */ | |
49d6cfa5 | 661 | c = cf->do_fgetc(cf); |
dbb9a812 | 662 | if (c != '\n') { |
5e0be134 JK |
663 | if (c != EOF) |
664 | cf->do_ungetc(c, cf); | |
dbb9a812 | 665 | c = '\r'; |
17712991 LT |
666 | } |
667 | } | |
348482de JK |
668 | |
669 | if (c != EOF && ++cf->total_len > INT_MAX) { | |
670 | /* | |
671 | * This is an absurdly long config file; refuse to parse | |
672 | * further in order to protect downstream code from integer | |
673 | * overflows. Note that we can't return an error specifically, | |
674 | * but we can mark EOF and put trash in the return value, | |
675 | * which will trigger a parse error. | |
676 | */ | |
677 | cf->eof = 1; | |
678 | return 0; | |
679 | } | |
680 | ||
dbb9a812 HV |
681 | if (c == '\n') |
682 | cf->linenr++; | |
683 | if (c == EOF) { | |
684 | cf->eof = 1; | |
b3b3f60b | 685 | cf->linenr++; |
dbb9a812 HV |
686 | c = '\n'; |
687 | } | |
17712991 LT |
688 | return c; |
689 | } | |
690 | ||
691 | static char *parse_value(void) | |
692 | { | |
e96c19c5 | 693 | int quote = 0, comment = 0, space = 0; |
17712991 | 694 | |
924aaf3e | 695 | strbuf_reset(&cf->value); |
17712991 LT |
696 | for (;;) { |
697 | int c = get_next_char(); | |
17712991 | 698 | if (c == '\n') { |
4b340593 MS |
699 | if (quote) { |
700 | cf->linenr--; | |
17712991 | 701 | return NULL; |
4b340593 | 702 | } |
924aaf3e | 703 | return cf->value.buf; |
17712991 LT |
704 | } |
705 | if (comment) | |
706 | continue; | |
707 | if (isspace(c) && !quote) { | |
924aaf3e | 708 | if (cf->value.len) |
ebdaae37 | 709 | space++; |
17712991 LT |
710 | continue; |
711 | } | |
7ebdba61 JS |
712 | if (!quote) { |
713 | if (c == ';' || c == '#') { | |
714 | comment = 1; | |
715 | continue; | |
716 | } | |
717 | } | |
ebdaae37 | 718 | for (; space; space--) |
924aaf3e | 719 | strbuf_addch(&cf->value, ' '); |
17712991 LT |
720 | if (c == '\\') { |
721 | c = get_next_char(); | |
722 | switch (c) { | |
723 | case '\n': | |
724 | continue; | |
725 | case 't': | |
726 | c = '\t'; | |
727 | break; | |
728 | case 'b': | |
729 | c = '\b'; | |
730 | break; | |
731 | case 'n': | |
732 | c = '\n'; | |
733 | break; | |
5cbb401d LT |
734 | /* Some characters escape as themselves */ |
735 | case '\\': case '"': | |
736 | break; | |
737 | /* Reject unknown escape sequences */ | |
738 | default: | |
739 | return NULL; | |
17712991 | 740 | } |
924aaf3e | 741 | strbuf_addch(&cf->value, c); |
17712991 LT |
742 | continue; |
743 | } | |
744 | if (c == '"') { | |
745 | quote = 1-quote; | |
746 | continue; | |
747 | } | |
924aaf3e | 748 | strbuf_addch(&cf->value, c); |
17712991 LT |
749 | } |
750 | } | |
751 | ||
0971e992 | 752 | static int get_value(config_fn_t fn, void *data, struct strbuf *name) |
17712991 LT |
753 | { |
754 | int c; | |
755 | char *value; | |
b3b3f60b | 756 | int ret; |
17712991 LT |
757 | |
758 | /* Get the full name */ | |
759 | for (;;) { | |
760 | c = get_next_char(); | |
924aaf3e | 761 | if (cf->eof) |
17712991 | 762 | break; |
38c5afa8 | 763 | if (!iskeychar(c)) |
17712991 | 764 | break; |
0971e992 | 765 | strbuf_addch(name, tolower(c)); |
17712991 | 766 | } |
0971e992 | 767 | |
17712991 LT |
768 | while (c == ' ' || c == '\t') |
769 | c = get_next_char(); | |
770 | ||
771 | value = NULL; | |
772 | if (c != '\n') { | |
773 | if (c != '=') | |
774 | return -1; | |
775 | value = parse_value(); | |
776 | if (!value) | |
777 | return -1; | |
778 | } | |
b3b3f60b MM |
779 | /* |
780 | * We already consumed the \n, but we need linenr to point to | |
781 | * the line we just parsed during the call to fn to get | |
782 | * accurate line number in error messages. | |
783 | */ | |
784 | cf->linenr--; | |
785 | ret = fn(name->buf, value, data); | |
e2e14251 JS |
786 | if (ret >= 0) |
787 | cf->linenr++; | |
b3b3f60b | 788 | return ret; |
17712991 LT |
789 | } |
790 | ||
0971e992 | 791 | static int get_extended_base_var(struct strbuf *name, int c) |
d14f7764 | 792 | { |
2d84f13d | 793 | cf->subsection_case_sensitive = 0; |
d14f7764 LT |
794 | do { |
795 | if (c == '\n') | |
4b340593 | 796 | goto error_incomplete_line; |
d14f7764 LT |
797 | c = get_next_char(); |
798 | } while (isspace(c)); | |
799 | ||
800 | /* We require the format to be '[base "extension"]' */ | |
801 | if (c != '"') | |
802 | return -1; | |
0971e992 | 803 | strbuf_addch(name, '.'); |
d14f7764 LT |
804 | |
805 | for (;;) { | |
806 | int c = get_next_char(); | |
807 | if (c == '\n') | |
4b340593 | 808 | goto error_incomplete_line; |
d14f7764 LT |
809 | if (c == '"') |
810 | break; | |
811 | if (c == '\\') { | |
812 | c = get_next_char(); | |
813 | if (c == '\n') | |
4b340593 | 814 | goto error_incomplete_line; |
d14f7764 | 815 | } |
0971e992 | 816 | strbuf_addch(name, c); |
d14f7764 LT |
817 | } |
818 | ||
819 | /* Final ']' */ | |
820 | if (get_next_char() != ']') | |
821 | return -1; | |
0971e992 | 822 | return 0; |
4b340593 MS |
823 | error_incomplete_line: |
824 | cf->linenr--; | |
825 | return -1; | |
d14f7764 LT |
826 | } |
827 | ||
0971e992 | 828 | static int get_base_var(struct strbuf *name) |
17712991 | 829 | { |
2d84f13d | 830 | cf->subsection_case_sensitive = 1; |
17712991 LT |
831 | for (;;) { |
832 | int c = get_next_char(); | |
924aaf3e | 833 | if (cf->eof) |
17712991 LT |
834 | return -1; |
835 | if (c == ']') | |
0971e992 | 836 | return 0; |
d14f7764 | 837 | if (isspace(c)) |
0971e992 | 838 | return get_extended_base_var(name, c); |
38c5afa8 | 839 | if (!iskeychar(c) && c != '.') |
17712991 | 840 | return -1; |
0971e992 | 841 | strbuf_addch(name, tolower(c)); |
17712991 LT |
842 | } |
843 | } | |
844 | ||
8032cc44 JS |
845 | struct parse_event_data { |
846 | enum config_event_t previous_type; | |
847 | size_t previous_offset; | |
848 | const struct config_options *opts; | |
849 | }; | |
850 | ||
851 | static int do_event(enum config_event_t type, struct parse_event_data *data) | |
852 | { | |
853 | size_t offset; | |
854 | ||
855 | if (!data->opts || !data->opts->event_fn) | |
856 | return 0; | |
857 | ||
858 | if (type == CONFIG_EVENT_WHITESPACE && | |
859 | data->previous_type == type) | |
860 | return 0; | |
861 | ||
862 | offset = cf->do_ftell(cf); | |
863 | /* | |
864 | * At EOF, the parser always "inserts" an extra '\n', therefore | |
865 | * the end offset of the event is the current file position, otherwise | |
866 | * we will already have advanced to the next event. | |
867 | */ | |
868 | if (type != CONFIG_EVENT_EOF) | |
869 | offset--; | |
870 | ||
871 | if (data->previous_type != CONFIG_EVENT_EOF && | |
872 | data->opts->event_fn(data->previous_type, data->previous_offset, | |
873 | offset, data->opts->event_fn_data) < 0) | |
874 | return -1; | |
875 | ||
876 | data->previous_type = type; | |
877 | data->previous_offset = offset; | |
878 | ||
879 | return 0; | |
880 | } | |
881 | ||
882 | static int git_parse_source(config_fn_t fn, void *data, | |
883 | const struct config_options *opts) | |
17712991 LT |
884 | { |
885 | int comment = 0; | |
6a9c235e | 886 | size_t baselen = 0; |
0971e992 | 887 | struct strbuf *var = &cf->var; |
1b8132d9 VA |
888 | int error_return = 0; |
889 | char *error_msg = NULL; | |
17712991 | 890 | |
de056402 | 891 | /* U+FEFF Byte Order Mark in UTF8 */ |
599446dc | 892 | const char *bomptr = utf8_bom; |
de056402 | 893 | |
8032cc44 JS |
894 | /* For the parser event callback */ |
895 | struct parse_event_data event_data = { | |
896 | CONFIG_EVENT_EOF, 0, opts | |
897 | }; | |
898 | ||
17712991 | 899 | for (;;) { |
8032cc44 JS |
900 | int c; |
901 | ||
902 | c = get_next_char(); | |
de056402 PB |
903 | if (bomptr && *bomptr) { |
904 | /* We are at the file beginning; skip UTF8-encoded BOM | |
905 | * if present. Sane editors won't put this in on their | |
906 | * own, but e.g. Windows Notepad will do it happily. */ | |
599446dc | 907 | if (c == (*bomptr & 0377)) { |
de056402 PB |
908 | bomptr++; |
909 | continue; | |
910 | } else { | |
911 | /* Do not tolerate partial BOM. */ | |
912 | if (bomptr != utf8_bom) | |
913 | break; | |
914 | /* No BOM at file beginning. Cool. */ | |
915 | bomptr = NULL; | |
916 | } | |
917 | } | |
17712991 | 918 | if (c == '\n') { |
8032cc44 JS |
919 | if (cf->eof) { |
920 | if (do_event(CONFIG_EVENT_EOF, &event_data) < 0) | |
921 | return -1; | |
17712991 | 922 | return 0; |
8032cc44 JS |
923 | } |
924 | if (do_event(CONFIG_EVENT_WHITESPACE, &event_data) < 0) | |
925 | return -1; | |
17712991 LT |
926 | comment = 0; |
927 | continue; | |
928 | } | |
8032cc44 | 929 | if (comment) |
17712991 | 930 | continue; |
8032cc44 JS |
931 | if (isspace(c)) { |
932 | if (do_event(CONFIG_EVENT_WHITESPACE, &event_data) < 0) | |
933 | return -1; | |
17712991 | 934 | continue; |
8032cc44 | 935 | } |
17712991 | 936 | if (c == '#' || c == ';') { |
8032cc44 JS |
937 | if (do_event(CONFIG_EVENT_COMMENT, &event_data) < 0) |
938 | return -1; | |
17712991 LT |
939 | comment = 1; |
940 | continue; | |
941 | } | |
942 | if (c == '[') { | |
8032cc44 JS |
943 | if (do_event(CONFIG_EVENT_SECTION, &event_data) < 0) |
944 | return -1; | |
945 | ||
0971e992 BW |
946 | /* Reset prior to determining a new stem */ |
947 | strbuf_reset(var); | |
948 | if (get_base_var(var) < 0 || var->len < 1) | |
17712991 | 949 | break; |
0971e992 BW |
950 | strbuf_addch(var, '.'); |
951 | baselen = var->len; | |
17712991 LT |
952 | continue; |
953 | } | |
954 | if (!isalpha(c)) | |
955 | break; | |
8032cc44 JS |
956 | |
957 | if (do_event(CONFIG_EVENT_ENTRY, &event_data) < 0) | |
958 | return -1; | |
959 | ||
0971e992 BW |
960 | /* |
961 | * Truncate the var name back to the section header | |
962 | * stem prior to grabbing the suffix part of the name | |
963 | * and the value. | |
964 | */ | |
965 | strbuf_setlen(var, baselen); | |
966 | strbuf_addch(var, tolower(c)); | |
967 | if (get_value(fn, data, var) < 0) | |
17712991 LT |
968 | break; |
969 | } | |
1b8132d9 | 970 | |
8032cc44 JS |
971 | if (do_event(CONFIG_EVENT_ERROR, &event_data) < 0) |
972 | return -1; | |
973 | ||
1b8132d9 VA |
974 | switch (cf->origin_type) { |
975 | case CONFIG_ORIGIN_BLOB: | |
976 | error_msg = xstrfmt(_("bad config line %d in blob %s"), | |
977 | cf->linenr, cf->name); | |
978 | break; | |
979 | case CONFIG_ORIGIN_FILE: | |
980 | error_msg = xstrfmt(_("bad config line %d in file %s"), | |
981 | cf->linenr, cf->name); | |
982 | break; | |
983 | case CONFIG_ORIGIN_STDIN: | |
984 | error_msg = xstrfmt(_("bad config line %d in standard input"), | |
985 | cf->linenr); | |
986 | break; | |
987 | case CONFIG_ORIGIN_SUBMODULE_BLOB: | |
988 | error_msg = xstrfmt(_("bad config line %d in submodule-blob %s"), | |
989 | cf->linenr, cf->name); | |
990 | break; | |
991 | case CONFIG_ORIGIN_CMDLINE: | |
992 | error_msg = xstrfmt(_("bad config line %d in command line %s"), | |
993 | cf->linenr, cf->name); | |
994 | break; | |
995 | default: | |
996 | error_msg = xstrfmt(_("bad config line %d in %s"), | |
997 | cf->linenr, cf->name); | |
998 | } | |
999 | ||
66f97228 JK |
1000 | switch (opts && opts->error_action ? |
1001 | opts->error_action : | |
1002 | cf->default_error_action) { | |
1003 | case CONFIG_ERROR_DIE: | |
1b8132d9 | 1004 | die("%s", error_msg); |
66f97228 JK |
1005 | break; |
1006 | case CONFIG_ERROR_ERROR: | |
1b8132d9 | 1007 | error_return = error("%s", error_msg); |
66f97228 | 1008 | break; |
63583203 JK |
1009 | case CONFIG_ERROR_SILENT: |
1010 | error_return = -1; | |
1011 | break; | |
66f97228 JK |
1012 | case CONFIG_ERROR_UNSET: |
1013 | BUG("config error action unset"); | |
1014 | } | |
1b8132d9 VA |
1015 | |
1016 | free(error_msg); | |
1017 | return error_return; | |
17712991 LT |
1018 | } |
1019 | ||
39c575c9 | 1020 | static uintmax_t get_unit_factor(const char *end) |
0b87b6e0 BD |
1021 | { |
1022 | if (!*end) | |
1023 | return 1; | |
39c575c9 RS |
1024 | else if (!strcasecmp(end, "k")) |
1025 | return 1024; | |
1026 | else if (!strcasecmp(end, "m")) | |
1027 | return 1024 * 1024; | |
1028 | else if (!strcasecmp(end, "g")) | |
1029 | return 1024 * 1024 * 1024; | |
c8deb5a1 | 1030 | return 0; |
0b87b6e0 BD |
1031 | } |
1032 | ||
7192777d | 1033 | static int git_parse_signed(const char *value, intmax_t *ret, intmax_t max) |
0b87b6e0 BD |
1034 | { |
1035 | if (value && *value) { | |
1036 | char *end; | |
ebaa1bd4 NA |
1037 | intmax_t val; |
1038 | uintmax_t uval; | |
664178e8 | 1039 | uintmax_t factor; |
ebaa1bd4 NA |
1040 | |
1041 | errno = 0; | |
1042 | val = strtoimax(value, &end, 0); | |
1043 | if (errno == ERANGE) | |
1044 | return 0; | |
39c575c9 RS |
1045 | factor = get_unit_factor(end); |
1046 | if (!factor) { | |
33fdd77e | 1047 | errno = EINVAL; |
c8deb5a1 | 1048 | return 0; |
33fdd77e | 1049 | } |
9dae4fe7 | 1050 | uval = val < 0 ? -val : val; |
3fb72c7b RS |
1051 | if (unsigned_mult_overflows(factor, uval) || |
1052 | factor * uval > max) { | |
33fdd77e | 1053 | errno = ERANGE; |
ebaa1bd4 | 1054 | return 0; |
33fdd77e | 1055 | } |
ebaa1bd4 NA |
1056 | val *= factor; |
1057 | *ret = val; | |
0b87b6e0 BD |
1058 | return 1; |
1059 | } | |
33fdd77e | 1060 | errno = EINVAL; |
0b87b6e0 BD |
1061 | return 0; |
1062 | } | |
1063 | ||
0b4dc661 | 1064 | static int git_parse_unsigned(const char *value, uintmax_t *ret, uintmax_t max) |
17712991 LT |
1065 | { |
1066 | if (value && *value) { | |
1067 | char *end; | |
ebaa1bd4 | 1068 | uintmax_t val; |
664178e8 | 1069 | uintmax_t factor; |
ebaa1bd4 NA |
1070 | |
1071 | errno = 0; | |
1072 | val = strtoumax(value, &end, 0); | |
1073 | if (errno == ERANGE) | |
1074 | return 0; | |
39c575c9 RS |
1075 | factor = get_unit_factor(end); |
1076 | if (!factor) { | |
33fdd77e | 1077 | errno = EINVAL; |
c8deb5a1 | 1078 | return 0; |
33fdd77e | 1079 | } |
3fb72c7b RS |
1080 | if (unsigned_mult_overflows(factor, val) || |
1081 | factor * val > max) { | |
33fdd77e | 1082 | errno = ERANGE; |
ebaa1bd4 | 1083 | return 0; |
33fdd77e | 1084 | } |
3fb72c7b | 1085 | val *= factor; |
c8deb5a1 | 1086 | *ret = val; |
0b87b6e0 | 1087 | return 1; |
17712991 | 1088 | } |
33fdd77e | 1089 | errno = EINVAL; |
0b87b6e0 BD |
1090 | return 0; |
1091 | } | |
1092 | ||
42d194e9 | 1093 | static int git_parse_int(const char *value, int *ret) |
c1867cea | 1094 | { |
7192777d | 1095 | intmax_t tmp; |
42d194e9 | 1096 | if (!git_parse_signed(value, &tmp, maximum_signed_value_of_type(int))) |
7192777d JK |
1097 | return 0; |
1098 | *ret = tmp; | |
1099 | return 1; | |
1100 | } | |
1101 | ||
00160242 JK |
1102 | static int git_parse_int64(const char *value, int64_t *ret) |
1103 | { | |
1104 | intmax_t tmp; | |
1105 | if (!git_parse_signed(value, &tmp, maximum_signed_value_of_type(int64_t))) | |
1106 | return 0; | |
1107 | *ret = tmp; | |
1108 | return 1; | |
1109 | } | |
1110 | ||
7192777d JK |
1111 | int git_parse_ulong(const char *value, unsigned long *ret) |
1112 | { | |
1113 | uintmax_t tmp; | |
1114 | if (!git_parse_unsigned(value, &tmp, maximum_unsigned_value_of_type(long))) | |
1115 | return 0; | |
1116 | *ret = tmp; | |
1117 | return 1; | |
1118 | } | |
1119 | ||
c79edf73 | 1120 | int git_parse_ssize_t(const char *value, ssize_t *ret) |
37ee680d DT |
1121 | { |
1122 | intmax_t tmp; | |
1123 | if (!git_parse_signed(value, &tmp, maximum_signed_value_of_type(ssize_t))) | |
1124 | return 0; | |
1125 | *ret = tmp; | |
1126 | return 1; | |
1127 | } | |
1128 | ||
06bdc23b | 1129 | NORETURN |
2f666581 | 1130 | static void die_bad_number(const char *name, const char *value) |
c1867cea | 1131 | { |
2e43cd4c ÆAB |
1132 | const char *error_type = (errno == ERANGE) ? |
1133 | N_("out of range") : N_("invalid unit"); | |
1134 | const char *bad_numeric = N_("bad numeric config value '%s' for '%s': %s"); | |
078fe305 | 1135 | |
2f666581 JK |
1136 | if (!value) |
1137 | value = ""; | |
1138 | ||
1b8132d9 | 1139 | if (!(cf && cf->name)) |
2e43cd4c | 1140 | die(_(bad_numeric), value, name, _(error_type)); |
1b8132d9 VA |
1141 | |
1142 | switch (cf->origin_type) { | |
1143 | case CONFIG_ORIGIN_BLOB: | |
078fe305 | 1144 | die(_("bad numeric config value '%s' for '%s' in blob %s: %s"), |
2e43cd4c | 1145 | value, name, cf->name, _(error_type)); |
1b8132d9 | 1146 | case CONFIG_ORIGIN_FILE: |
078fe305 | 1147 | die(_("bad numeric config value '%s' for '%s' in file %s: %s"), |
2e43cd4c | 1148 | value, name, cf->name, _(error_type)); |
1b8132d9 | 1149 | case CONFIG_ORIGIN_STDIN: |
078fe305 | 1150 | die(_("bad numeric config value '%s' for '%s' in standard input: %s"), |
2e43cd4c | 1151 | value, name, _(error_type)); |
1b8132d9 | 1152 | case CONFIG_ORIGIN_SUBMODULE_BLOB: |
078fe305 | 1153 | die(_("bad numeric config value '%s' for '%s' in submodule-blob %s: %s"), |
2e43cd4c | 1154 | value, name, cf->name, _(error_type)); |
1b8132d9 | 1155 | case CONFIG_ORIGIN_CMDLINE: |
078fe305 | 1156 | die(_("bad numeric config value '%s' for '%s' in command line %s: %s"), |
2e43cd4c | 1157 | value, name, cf->name, _(error_type)); |
1b8132d9 | 1158 | default: |
078fe305 | 1159 | die(_("bad numeric config value '%s' for '%s' in %s: %s"), |
2e43cd4c | 1160 | value, name, cf->name, _(error_type)); |
1b8132d9 | 1161 | } |
c1867cea JK |
1162 | } |
1163 | ||
0b87b6e0 BD |
1164 | int git_config_int(const char *name, const char *value) |
1165 | { | |
42d194e9 JK |
1166 | int ret; |
1167 | if (!git_parse_int(value, &ret)) | |
2f666581 | 1168 | die_bad_number(name, value); |
0b87b6e0 BD |
1169 | return ret; |
1170 | } | |
1171 | ||
00160242 JK |
1172 | int64_t git_config_int64(const char *name, const char *value) |
1173 | { | |
1174 | int64_t ret; | |
1175 | if (!git_parse_int64(value, &ret)) | |
1176 | die_bad_number(name, value); | |
0b87b6e0 BD |
1177 | return ret; |
1178 | } | |
1179 | ||
1180 | unsigned long git_config_ulong(const char *name, const char *value) | |
1181 | { | |
1182 | unsigned long ret; | |
1183 | if (!git_parse_ulong(value, &ret)) | |
2f666581 | 1184 | die_bad_number(name, value); |
0b87b6e0 | 1185 | return ret; |
17712991 LT |
1186 | } |
1187 | ||
37ee680d DT |
1188 | ssize_t git_config_ssize_t(const char *name, const char *value) |
1189 | { | |
1190 | ssize_t ret; | |
1191 | if (!git_parse_ssize_t(value, &ret)) | |
1192 | die_bad_number(name, value); | |
1193 | return ret; | |
1194 | } | |
1195 | ||
9be04d64 | 1196 | static int git_parse_maybe_bool_text(const char *value) |
17712991 LT |
1197 | { |
1198 | if (!value) | |
1199 | return 1; | |
1200 | if (!*value) | |
1201 | return 0; | |
8420ccd8 JH |
1202 | if (!strcasecmp(value, "true") |
1203 | || !strcasecmp(value, "yes") | |
1204 | || !strcasecmp(value, "on")) | |
17712991 | 1205 | return 1; |
8420ccd8 JH |
1206 | if (!strcasecmp(value, "false") |
1207 | || !strcasecmp(value, "no") | |
1208 | || !strcasecmp(value, "off")) | |
17712991 | 1209 | return 0; |
8420ccd8 JH |
1210 | return -1; |
1211 | } | |
1212 | ||
9be04d64 | 1213 | int git_parse_maybe_bool(const char *value) |
b2be2f6a | 1214 | { |
9be04d64 | 1215 | int v = git_parse_maybe_bool_text(value); |
b2be2f6a JK |
1216 | if (0 <= v) |
1217 | return v; | |
42d194e9 | 1218 | if (git_parse_int(value, &v)) |
db6195ef | 1219 | return !!v; |
b2be2f6a JK |
1220 | return -1; |
1221 | } | |
1222 | ||
8420ccd8 JH |
1223 | int git_config_bool_or_int(const char *name, const char *value, int *is_bool) |
1224 | { | |
9be04d64 | 1225 | int v = git_parse_maybe_bool_text(value); |
8420ccd8 JH |
1226 | if (0 <= v) { |
1227 | *is_bool = 1; | |
1228 | return v; | |
1229 | } | |
a53f2ec6 | 1230 | *is_bool = 0; |
c35b0b58 | 1231 | return git_config_int(name, value); |
17712991 LT |
1232 | } |
1233 | ||
a53f2ec6 JH |
1234 | int git_config_bool(const char *name, const char *value) |
1235 | { | |
f276e2a4 AK |
1236 | int v = git_parse_maybe_bool(value); |
1237 | if (v < 0) | |
39e12650 | 1238 | die(_("bad boolean config value '%s' for '%s'"), value, name); |
f276e2a4 | 1239 | return v; |
a53f2ec6 JH |
1240 | } |
1241 | ||
ea5105a5 CC |
1242 | int git_config_string(const char **dest, const char *var, const char *value) |
1243 | { | |
1244 | if (!value) | |
1245 | return config_error_nonbool(var); | |
1246 | *dest = xstrdup(value); | |
1247 | return 0; | |
1248 | } | |
1249 | ||
395de250 MM |
1250 | int git_config_pathname(const char **dest, const char *var, const char *value) |
1251 | { | |
1252 | if (!value) | |
1253 | return config_error_nonbool(var); | |
a03b097d | 1254 | *dest = interpolate_path(value, 0); |
395de250 | 1255 | if (!*dest) |
8262aaa2 | 1256 | die(_("failed to expand user dir in: '%s'"), value); |
395de250 MM |
1257 | return 0; |
1258 | } | |
1259 | ||
5f967424 HM |
1260 | int git_config_expiry_date(timestamp_t *timestamp, const char *var, const char *value) |
1261 | { | |
1262 | if (!value) | |
1263 | return config_error_nonbool(var); | |
1264 | if (parse_expiry_date(value, timestamp)) | |
1265 | return error(_("'%s' for '%s' is not a valid timestamp"), | |
1266 | value, var); | |
1267 | return 0; | |
1268 | } | |
1269 | ||
6d2f9acc TB |
1270 | int git_config_color(char *dest, const char *var, const char *value) |
1271 | { | |
1272 | if (!value) | |
1273 | return config_error_nonbool(var); | |
1274 | if (color_parse(value, dest) < 0) | |
1275 | return -1; | |
1276 | return 0; | |
1277 | } | |
1278 | ||
70fc5793 | 1279 | static int git_default_core_config(const char *var, const char *value, void *cb) |
17712991 LT |
1280 | { |
1281 | /* This needs a better name */ | |
1282 | if (!strcmp(var, "core.filemode")) { | |
1283 | trust_executable_bit = git_config_bool(var, value); | |
1284 | return 0; | |
1285 | } | |
1ce4790b AR |
1286 | if (!strcmp(var, "core.trustctime")) { |
1287 | trust_ctime = git_config_bool(var, value); | |
1288 | return 0; | |
1289 | } | |
c1b5d738 | 1290 | if (!strcmp(var, "core.checkstat")) { |
c08e4d5b RR |
1291 | if (!strcasecmp(value, "default")) |
1292 | check_stat = 1; | |
1293 | else if (!strcasecmp(value, "minimal")) | |
1294 | check_stat = 0; | |
1295 | } | |
17712991 | 1296 | |
9378c161 JH |
1297 | if (!strcmp(var, "core.quotepath")) { |
1298 | quote_path_fully = git_config_bool(var, value); | |
1299 | return 0; | |
1300 | } | |
1301 | ||
78a8d641 JS |
1302 | if (!strcmp(var, "core.symlinks")) { |
1303 | has_symlinks = git_config_bool(var, value); | |
1304 | return 0; | |
1305 | } | |
1306 | ||
0a9b88b7 LT |
1307 | if (!strcmp(var, "core.ignorecase")) { |
1308 | ignore_case = git_config_bool(var, value); | |
1309 | return 0; | |
1310 | } | |
1311 | ||
64589a03 JH |
1312 | if (!strcmp(var, "core.attributesfile")) |
1313 | return git_config_pathname(&git_attributes_file, var, value); | |
1314 | ||
867ad08a ÆAB |
1315 | if (!strcmp(var, "core.hookspath")) |
1316 | return git_config_pathname(&git_hooks_path, var, value); | |
1317 | ||
7d1864ce JH |
1318 | if (!strcmp(var, "core.bare")) { |
1319 | is_bare_repository_cfg = git_config_bool(var, value); | |
1320 | return 0; | |
1321 | } | |
1322 | ||
5f73076c JH |
1323 | if (!strcmp(var, "core.ignorestat")) { |
1324 | assume_unchanged = git_config_bool(var, value); | |
1325 | return 0; | |
1326 | } | |
1327 | ||
e388c738 JH |
1328 | if (!strcmp(var, "core.prefersymlinkrefs")) { |
1329 | prefer_symlink_refs = git_config_bool(var, value); | |
f8348be3 JS |
1330 | return 0; |
1331 | } | |
1332 | ||
6de08ae6 | 1333 | if (!strcmp(var, "core.logallrefupdates")) { |
341fb286 CW |
1334 | if (value && !strcasecmp(value, "always")) |
1335 | log_all_ref_updates = LOG_REFS_ALWAYS; | |
1336 | else if (git_config_bool(var, value)) | |
1337 | log_all_ref_updates = LOG_REFS_NORMAL; | |
1338 | else | |
1339 | log_all_ref_updates = LOG_REFS_NONE; | |
6de08ae6 SP |
1340 | return 0; |
1341 | } | |
1342 | ||
2f8acdb3 JH |
1343 | if (!strcmp(var, "core.warnambiguousrefs")) { |
1344 | warn_ambiguous_refs = git_config_bool(var, value); | |
1345 | return 0; | |
1346 | } | |
1347 | ||
a71f09fe | 1348 | if (!strcmp(var, "core.abbrev")) { |
48d5014d JH |
1349 | if (!value) |
1350 | return config_error_nonbool(var); | |
1351 | if (!strcasecmp(value, "auto")) | |
1352 | default_abbrev = -1; | |
a9ecaa06 EW |
1353 | else if (!git_parse_maybe_bool_text(value)) |
1354 | default_abbrev = the_hash_algo->hexsz; | |
48d5014d JH |
1355 | else { |
1356 | int abbrev = git_config_int(var, value); | |
fe9fec45 | 1357 | if (abbrev < minimum_abbrev || abbrev > the_hash_algo->hexsz) |
a769bfc7 | 1358 | return error(_("abbrev length out of range: %d"), abbrev); |
48d5014d JH |
1359 | default_abbrev = abbrev; |
1360 | } | |
dce96489 LT |
1361 | return 0; |
1362 | } | |
1363 | ||
5b33cb1f JK |
1364 | if (!strcmp(var, "core.disambiguate")) |
1365 | return set_disambiguate_hint_config(var, value); | |
1366 | ||
960ccca6 | 1367 | if (!strcmp(var, "core.loosecompression")) { |
12f6c308 JBH |
1368 | int level = git_config_int(var, value); |
1369 | if (level == -1) | |
1370 | level = Z_DEFAULT_COMPRESSION; | |
1371 | else if (level < 0 || level > Z_BEST_COMPRESSION) | |
8262aaa2 | 1372 | die(_("bad zlib compression level %d"), level); |
12f6c308 | 1373 | zlib_compression_level = level; |
960ccca6 DH |
1374 | zlib_compression_seen = 1; |
1375 | return 0; | |
1376 | } | |
1377 | ||
1378 | if (!strcmp(var, "core.compression")) { | |
1379 | int level = git_config_int(var, value); | |
1380 | if (level == -1) | |
1381 | level = Z_DEFAULT_COMPRESSION; | |
1382 | else if (level < 0 || level > Z_BEST_COMPRESSION) | |
8262aaa2 | 1383 | die(_("bad zlib compression level %d"), level); |
960ccca6 DH |
1384 | if (!zlib_compression_seen) |
1385 | zlib_compression_level = level; | |
8de7eeb5 JH |
1386 | if (!pack_compression_seen) |
1387 | pack_compression_level = level; | |
12f6c308 JBH |
1388 | return 0; |
1389 | } | |
1390 | ||
60bb8b14 | 1391 | if (!strcmp(var, "core.packedgitwindowsize")) { |
5faaf246 | 1392 | int pgsz_x2 = getpagesize() * 2; |
ebaa1bd4 | 1393 | packed_git_window_size = git_config_ulong(var, value); |
5faaf246 JH |
1394 | |
1395 | /* This value must be multiple of (pagesize * 2) */ | |
1396 | packed_git_window_size /= pgsz_x2; | |
1397 | if (packed_git_window_size < 1) | |
1398 | packed_git_window_size = 1; | |
1399 | packed_git_window_size *= pgsz_x2; | |
60bb8b14 SP |
1400 | return 0; |
1401 | } | |
1402 | ||
15366280 | 1403 | if (!strcmp(var, "core.bigfilethreshold")) { |
ebaa1bd4 | 1404 | big_file_threshold = git_config_ulong(var, value); |
15366280 JH |
1405 | return 0; |
1406 | } | |
1407 | ||
77ccc5bb | 1408 | if (!strcmp(var, "core.packedgitlimit")) { |
ebaa1bd4 | 1409 | packed_git_limit = git_config_ulong(var, value); |
77ccc5bb SP |
1410 | return 0; |
1411 | } | |
1412 | ||
18bdec11 | 1413 | if (!strcmp(var, "core.deltabasecachelimit")) { |
ebaa1bd4 | 1414 | delta_base_cache_limit = git_config_ulong(var, value); |
18bdec11 SP |
1415 | return 0; |
1416 | } | |
1417 | ||
6c510bee | 1418 | if (!strcmp(var, "core.autocrlf")) { |
d7f46334 | 1419 | if (value && !strcasecmp(value, "input")) { |
fd6cce9e | 1420 | auto_crlf = AUTO_CRLF_INPUT; |
d7f46334 LT |
1421 | return 0; |
1422 | } | |
6c510bee LT |
1423 | auto_crlf = git_config_bool(var, value); |
1424 | return 0; | |
1425 | } | |
1426 | ||
21e5ad50 | 1427 | if (!strcmp(var, "core.safecrlf")) { |
8462ff43 | 1428 | int eol_rndtrp_die; |
21e5ad50 | 1429 | if (value && !strcasecmp(value, "warn")) { |
8462ff43 | 1430 | global_conv_flags_eol = CONV_EOL_RNDTRP_WARN; |
21e5ad50 SP |
1431 | return 0; |
1432 | } | |
8462ff43 TB |
1433 | eol_rndtrp_die = git_config_bool(var, value); |
1434 | global_conv_flags_eol = eol_rndtrp_die ? | |
6cb09125 | 1435 | CONV_EOL_RNDTRP_DIE : 0; |
21e5ad50 SP |
1436 | return 0; |
1437 | } | |
1438 | ||
942e7747 EB |
1439 | if (!strcmp(var, "core.eol")) { |
1440 | if (value && !strcasecmp(value, "lf")) | |
ec70f52f | 1441 | core_eol = EOL_LF; |
942e7747 | 1442 | else if (value && !strcasecmp(value, "crlf")) |
ec70f52f | 1443 | core_eol = EOL_CRLF; |
942e7747 | 1444 | else if (value && !strcasecmp(value, "native")) |
ec70f52f | 1445 | core_eol = EOL_NATIVE; |
942e7747 | 1446 | else |
ec70f52f | 1447 | core_eol = EOL_UNSET; |
942e7747 EB |
1448 | return 0; |
1449 | } | |
1450 | ||
e92d6225 LS |
1451 | if (!strcmp(var, "core.checkroundtripencoding")) { |
1452 | check_roundtrip_encoding = xstrdup(value); | |
1453 | return 0; | |
1454 | } | |
1455 | ||
a97a7468 JS |
1456 | if (!strcmp(var, "core.notesref")) { |
1457 | notes_ref_name = xstrdup(value); | |
1458 | return 0; | |
1459 | } | |
1460 | ||
806e2ad7 LT |
1461 | if (!strcmp(var, "core.editor")) |
1462 | return git_config_string(&editor_program, var, value); | |
1463 | ||
eff80a9f | 1464 | if (!strcmp(var, "core.commentchar")) { |
649409b7 JK |
1465 | if (!value) |
1466 | return config_error_nonbool(var); | |
ad524f83 | 1467 | else if (!strcasecmp(value, "auto")) |
84c9dc2c | 1468 | auto_comment_line_char = 1; |
ad524f83 | 1469 | else if (value[0] && !value[1]) { |
649409b7 | 1470 | comment_line_char = value[0]; |
84c9dc2c | 1471 | auto_comment_line_char = 0; |
50b54fd7 | 1472 | } else |
a769bfc7 | 1473 | return error(_("core.commentChar should only be one character")); |
50b54fd7 | 1474 | return 0; |
eff80a9f JH |
1475 | } |
1476 | ||
d3e7da89 AK |
1477 | if (!strcmp(var, "core.askpass")) |
1478 | return git_config_string(&askpass_program, var, value); | |
1479 | ||
806e2ad7 | 1480 | if (!strcmp(var, "core.excludesfile")) |
395de250 | 1481 | return git_config_pathname(&excludes_file, var, value); |
806e2ad7 LT |
1482 | |
1483 | if (!strcmp(var, "core.whitespace")) { | |
1484 | if (!value) | |
1485 | return config_error_nonbool(var); | |
1486 | whitespace_rule_cfg = parse_whitespace_rule(value); | |
1487 | return 0; | |
1488 | } | |
1489 | ||
aafe9fba LT |
1490 | if (!strcmp(var, "core.fsyncobjectfiles")) { |
1491 | fsync_object_files = git_config_bool(var, value); | |
1492 | return 0; | |
1493 | } | |
1494 | ||
671c9b7e LT |
1495 | if (!strcmp(var, "core.preloadindex")) { |
1496 | core_preload_index = git_config_bool(var, value); | |
1497 | return 0; | |
1498 | } | |
1499 | ||
348df166 JS |
1500 | if (!strcmp(var, "core.createobject")) { |
1501 | if (!strcmp(value, "rename")) | |
1502 | object_creation_mode = OBJECT_CREATION_USES_RENAMES; | |
1503 | else if (!strcmp(value, "link")) | |
1504 | object_creation_mode = OBJECT_CREATION_USES_HARDLINKS; | |
1505 | else | |
8262aaa2 | 1506 | die(_("invalid mode for object creation: %s"), value); |
be66a6c4 JS |
1507 | return 0; |
1508 | } | |
1509 | ||
08aefc9e NTND |
1510 | if (!strcmp(var, "core.sparsecheckout")) { |
1511 | core_apply_sparse_checkout = git_config_bool(var, value); | |
1512 | return 0; | |
1513 | } | |
1514 | ||
879321eb DS |
1515 | if (!strcmp(var, "core.sparsecheckoutcone")) { |
1516 | core_sparse_checkout_cone = git_config_bool(var, value); | |
1517 | return 0; | |
1518 | } | |
1519 | ||
76759c7d TB |
1520 | if (!strcmp(var, "core.precomposeunicode")) { |
1521 | precomposed_unicode = git_config_bool(var, value); | |
1522 | return 0; | |
1523 | } | |
1524 | ||
a42643aa JK |
1525 | if (!strcmp(var, "core.protecthfs")) { |
1526 | protect_hfs = git_config_bool(var, value); | |
1527 | return 0; | |
1528 | } | |
1529 | ||
2b4c6efc JS |
1530 | if (!strcmp(var, "core.protectntfs")) { |
1531 | protect_ntfs = git_config_bool(var, value); | |
1532 | return 0; | |
76759c7d TB |
1533 | } |
1534 | ||
da4398d6 JK |
1535 | if (!strcmp(var, "core.usereplacerefs")) { |
1536 | read_replace_refs = git_config_bool(var, value); | |
1537 | return 0; | |
1538 | } | |
1539 | ||
806e2ad7 | 1540 | /* Add other config variables here and to Documentation/config.txt. */ |
70fc5793 | 1541 | return platform_core_config(var, value, cb); |
806e2ad7 LT |
1542 | } |
1543 | ||
1141f492 | 1544 | static int git_default_i18n_config(const char *var, const char *value) |
d1364529 | 1545 | { |
ea5105a5 CC |
1546 | if (!strcmp(var, "i18n.commitencoding")) |
1547 | return git_config_string(&git_commit_encoding, var, value); | |
d2c11a38 | 1548 | |
ea5105a5 CC |
1549 | if (!strcmp(var, "i18n.logoutputencoding")) |
1550 | return git_config_string(&git_log_output_encoding, var, value); | |
d2c11a38 | 1551 | |
1141f492 LT |
1552 | /* Add other config variables here and to Documentation/config.txt. */ |
1553 | return 0; | |
1554 | } | |
039bc64e | 1555 | |
1141f492 LT |
1556 | static int git_default_branch_config(const char *var, const char *value) |
1557 | { | |
9ed36cfa JS |
1558 | if (!strcmp(var, "branch.autosetupmerge")) { |
1559 | if (value && !strcasecmp(value, "always")) { | |
1560 | git_branch_track = BRANCH_TRACK_ALWAYS; | |
1561 | return 0; | |
1562 | } | |
1563 | git_branch_track = git_config_bool(var, value); | |
1564 | return 0; | |
1565 | } | |
c998ae9b DS |
1566 | if (!strcmp(var, "branch.autosetuprebase")) { |
1567 | if (!value) | |
1568 | return config_error_nonbool(var); | |
1569 | else if (!strcmp(value, "never")) | |
1570 | autorebase = AUTOREBASE_NEVER; | |
1571 | else if (!strcmp(value, "local")) | |
1572 | autorebase = AUTOREBASE_LOCAL; | |
1573 | else if (!strcmp(value, "remote")) | |
1574 | autorebase = AUTOREBASE_REMOTE; | |
1575 | else if (!strcmp(value, "always")) | |
1576 | autorebase = AUTOREBASE_ALWAYS; | |
1577 | else | |
a769bfc7 | 1578 | return error(_("malformed value for %s"), var); |
c998ae9b DS |
1579 | return 0; |
1580 | } | |
a9cc857a | 1581 | |
1ab661dd | 1582 | /* Add other config variables here and to Documentation/config.txt. */ |
17712991 LT |
1583 | return 0; |
1584 | } | |
1585 | ||
52153747 FAG |
1586 | static int git_default_push_config(const char *var, const char *value) |
1587 | { | |
1588 | if (!strcmp(var, "push.default")) { | |
1589 | if (!value) | |
1590 | return config_error_nonbool(var); | |
1591 | else if (!strcmp(value, "nothing")) | |
1592 | push_default = PUSH_DEFAULT_NOTHING; | |
1593 | else if (!strcmp(value, "matching")) | |
1594 | push_default = PUSH_DEFAULT_MATCHING; | |
b55e6775 MM |
1595 | else if (!strcmp(value, "simple")) |
1596 | push_default = PUSH_DEFAULT_SIMPLE; | |
53c40311 JH |
1597 | else if (!strcmp(value, "upstream")) |
1598 | push_default = PUSH_DEFAULT_UPSTREAM; | |
1599 | else if (!strcmp(value, "tracking")) /* deprecated */ | |
1600 | push_default = PUSH_DEFAULT_UPSTREAM; | |
52153747 FAG |
1601 | else if (!strcmp(value, "current")) |
1602 | push_default = PUSH_DEFAULT_CURRENT; | |
1603 | else { | |
a769bfc7 NTND |
1604 | error(_("malformed value for %s: %s"), var, value); |
1605 | return error(_("must be one of nothing, matching, simple, " | |
1606 | "upstream or current")); | |
52153747 FAG |
1607 | } |
1608 | return 0; | |
1609 | } | |
1610 | ||
1611 | /* Add other config variables here and to Documentation/config.txt. */ | |
1612 | return 0; | |
1613 | } | |
1614 | ||
d551a488 MSO |
1615 | static int git_default_mailmap_config(const char *var, const char *value) |
1616 | { | |
1617 | if (!strcmp(var, "mailmap.file")) | |
9352fd57 | 1618 | return git_config_pathname(&git_mailmap_file, var, value); |
08610900 JK |
1619 | if (!strcmp(var, "mailmap.blob")) |
1620 | return git_config_string(&git_mailmap_blob, var, value); | |
d551a488 MSO |
1621 | |
1622 | /* Add other config variables here and to Documentation/config.txt. */ | |
1623 | return 0; | |
1624 | } | |
1625 | ||
409670f3 | 1626 | int git_default_config(const char *var, const char *value, void *cb) |
1141f492 | 1627 | { |
59556548 | 1628 | if (starts_with(var, "core.")) |
70fc5793 | 1629 | return git_default_core_config(var, value, cb); |
1141f492 | 1630 | |
39ab4d09 WH |
1631 | if (starts_with(var, "user.") || |
1632 | starts_with(var, "author.") || | |
1633 | starts_with(var, "committer.")) | |
409670f3 | 1634 | return git_ident_config(var, value, cb); |
1141f492 | 1635 | |
59556548 | 1636 | if (starts_with(var, "i18n.")) |
1141f492 LT |
1637 | return git_default_i18n_config(var, value); |
1638 | ||
59556548 | 1639 | if (starts_with(var, "branch.")) |
1141f492 LT |
1640 | return git_default_branch_config(var, value); |
1641 | ||
59556548 | 1642 | if (starts_with(var, "push.")) |
52153747 FAG |
1643 | return git_default_push_config(var, value); |
1644 | ||
59556548 | 1645 | if (starts_with(var, "mailmap.")) |
d551a488 MSO |
1646 | return git_default_mailmap_config(var, value); |
1647 | ||
960786e7 | 1648 | if (starts_with(var, "advice.") || starts_with(var, "color.advice")) |
75194438 JK |
1649 | return git_default_advice_config(var, value); |
1650 | ||
1141f492 LT |
1651 | if (!strcmp(var, "pager.color") || !strcmp(var, "color.pager")) { |
1652 | pager_use_color = git_config_bool(var,value); | |
1653 | return 0; | |
1654 | } | |
1655 | ||
568508e7 JH |
1656 | if (!strcmp(var, "pack.packsizelimit")) { |
1657 | pack_size_limit_cfg = git_config_ulong(var, value); | |
1658 | return 0; | |
1659 | } | |
8de7eeb5 JH |
1660 | |
1661 | if (!strcmp(var, "pack.compression")) { | |
1662 | int level = git_config_int(var, value); | |
1663 | if (level == -1) | |
1664 | level = Z_DEFAULT_COMPRESSION; | |
1665 | else if (level < 0 || level > Z_BEST_COMPRESSION) | |
1666 | die(_("bad pack compression level %d"), level); | |
1667 | pack_compression_level = level; | |
1668 | pack_compression_seen = 1; | |
1669 | return 0; | |
1670 | } | |
1671 | ||
1141f492 LT |
1672 | /* Add other config variables here and to Documentation/config.txt. */ |
1673 | return 0; | |
1674 | } | |
1675 | ||
ca4b5de2 | 1676 | /* |
b2dc0945 | 1677 | * All source specific fields in the union, die_on_error, name and the callbacks |
4d8dd149 | 1678 | * fgetc, ungetc, ftell of top need to be initialized before calling |
ca4b5de2 HV |
1679 | * this function. |
1680 | */ | |
8032cc44 JS |
1681 | static int do_config_from(struct config_source *top, config_fn_t fn, void *data, |
1682 | const struct config_options *opts) | |
ca4b5de2 HV |
1683 | { |
1684 | int ret; | |
1685 | ||
1686 | /* push config-file parsing state stack */ | |
1687 | top->prev = cf; | |
1688 | top->linenr = 1; | |
1689 | top->eof = 0; | |
348482de | 1690 | top->total_len = 0; |
ca4b5de2 HV |
1691 | strbuf_init(&top->value, 1024); |
1692 | strbuf_init(&top->var, 1024); | |
1693 | cf = top; | |
1694 | ||
8032cc44 | 1695 | ret = git_parse_source(fn, data, opts); |
ca4b5de2 HV |
1696 | |
1697 | /* pop config-file parsing state stack */ | |
1698 | strbuf_release(&top->value); | |
1699 | strbuf_release(&top->var); | |
1700 | cf = top->prev; | |
1701 | ||
1702 | return ret; | |
1703 | } | |
1704 | ||
3caec73b | 1705 | static int do_config_from_file(config_fn_t fn, |
1b8132d9 VA |
1706 | const enum config_origin_type origin_type, |
1707 | const char *name, const char *path, FILE *f, | |
8032cc44 | 1708 | void *data, const struct config_options *opts) |
17712991 | 1709 | { |
3caec73b | 1710 | struct config_source top; |
05e293c1 | 1711 | int ret; |
17712991 | 1712 | |
3caec73b | 1713 | top.u.file = f; |
473166b9 | 1714 | top.origin_type = origin_type; |
3caec73b KS |
1715 | top.name = name; |
1716 | top.path = path; | |
66f97228 | 1717 | top.default_error_action = CONFIG_ERROR_DIE; |
3caec73b KS |
1718 | top.do_fgetc = config_file_fgetc; |
1719 | top.do_ungetc = config_file_ungetc; | |
1720 | top.do_ftell = config_file_ftell; | |
924aaf3e | 1721 | |
05e293c1 | 1722 | flockfile(f); |
4f4d0b42 | 1723 | ret = do_config_from(&top, fn, data, opts); |
05e293c1 JK |
1724 | funlockfile(f); |
1725 | return ret; | |
3caec73b | 1726 | } |
924aaf3e | 1727 | |
3caec73b KS |
1728 | static int git_config_from_stdin(config_fn_t fn, void *data) |
1729 | { | |
8032cc44 JS |
1730 | return do_config_from_file(fn, CONFIG_ORIGIN_STDIN, "", NULL, stdin, |
1731 | data, NULL); | |
3caec73b KS |
1732 | } |
1733 | ||
8032cc44 JS |
1734 | int git_config_from_file_with_options(config_fn_t fn, const char *filename, |
1735 | void *data, | |
1736 | const struct config_options *opts) | |
3caec73b KS |
1737 | { |
1738 | int ret = -1; | |
1739 | FILE *f; | |
924aaf3e | 1740 | |
e9d983f1 | 1741 | f = fopen_or_warn(filename, "r"); |
3caec73b | 1742 | if (f) { |
8032cc44 JS |
1743 | ret = do_config_from_file(fn, CONFIG_ORIGIN_FILE, filename, |
1744 | filename, f, data, opts); | |
17712991 LT |
1745 | fclose(f); |
1746 | } | |
1747 | return ret; | |
1748 | } | |
10bea152 | 1749 | |
8032cc44 JS |
1750 | int git_config_from_file(config_fn_t fn, const char *filename, void *data) |
1751 | { | |
1752 | return git_config_from_file_with_options(fn, filename, data, NULL); | |
1753 | } | |
1754 | ||
4574f1aa JK |
1755 | int git_config_from_mem(config_fn_t fn, |
1756 | const enum config_origin_type origin_type, | |
1757 | const char *name, const char *buf, size_t len, | |
1758 | void *data, const struct config_options *opts) | |
1bc88819 HV |
1759 | { |
1760 | struct config_source top; | |
1761 | ||
1762 | top.u.buf.buf = buf; | |
1763 | top.u.buf.len = len; | |
1764 | top.u.buf.pos = 0; | |
473166b9 | 1765 | top.origin_type = origin_type; |
1bc88819 | 1766 | top.name = name; |
d14d4244 | 1767 | top.path = NULL; |
66f97228 | 1768 | top.default_error_action = CONFIG_ERROR_ERROR; |
49d6cfa5 JK |
1769 | top.do_fgetc = config_buf_fgetc; |
1770 | top.do_ungetc = config_buf_ungetc; | |
1771 | top.do_ftell = config_buf_ftell; | |
1bc88819 | 1772 | |
4574f1aa | 1773 | return do_config_from(&top, fn, data, opts); |
1bc88819 HV |
1774 | } |
1775 | ||
cd73de47 | 1776 | int git_config_from_blob_oid(config_fn_t fn, |
9ebf689a | 1777 | const char *name, |
e3e8bf04 | 1778 | struct repository *repo, |
cd73de47 | 1779 | const struct object_id *oid, |
9ebf689a | 1780 | void *data) |
1bc88819 HV |
1781 | { |
1782 | enum object_type type; | |
1783 | char *buf; | |
1784 | unsigned long size; | |
1785 | int ret; | |
1786 | ||
e3e8bf04 | 1787 | buf = repo_read_object_file(repo, oid, &type, &size); |
1bc88819 | 1788 | if (!buf) |
a769bfc7 | 1789 | return error(_("unable to load config blob object '%s'"), name); |
1bc88819 HV |
1790 | if (type != OBJ_BLOB) { |
1791 | free(buf); | |
a769bfc7 | 1792 | return error(_("reference '%s' does not point to a blob"), name); |
1bc88819 HV |
1793 | } |
1794 | ||
4574f1aa JK |
1795 | ret = git_config_from_mem(fn, CONFIG_ORIGIN_BLOB, name, buf, size, |
1796 | data, NULL); | |
1bc88819 HV |
1797 | free(buf); |
1798 | ||
1799 | return ret; | |
1800 | } | |
1801 | ||
1802 | static int git_config_from_blob_ref(config_fn_t fn, | |
e3e8bf04 | 1803 | struct repository *repo, |
1bc88819 HV |
1804 | const char *name, |
1805 | void *data) | |
1806 | { | |
cd73de47 | 1807 | struct object_id oid; |
1bc88819 | 1808 | |
e3e8bf04 | 1809 | if (repo_get_oid(repo, name, &oid) < 0) |
a769bfc7 | 1810 | return error(_("unable to resolve config blob '%s'"), name); |
e3e8bf04 | 1811 | return git_config_from_blob_oid(fn, name, repo, &oid, data); |
1bc88819 HV |
1812 | } |
1813 | ||
c62a999c | 1814 | char *git_system_config(void) |
506b17b1 | 1815 | { |
4179b489 | 1816 | char *system_config = xstrdup_or_null(getenv("GIT_CONFIG_SYSTEM")); |
e3553076 JS |
1817 | if (!system_config) |
1818 | system_config = system_path(ETC_GITCONFIG); | |
1819 | normalize_path_copy(system_config, system_config); | |
1820 | return system_config; | |
506b17b1 JS |
1821 | } |
1822 | ||
4179b489 | 1823 | void git_global_config(char **user_out, char **xdg_out) |
1e06eb9b | 1824 | { |
4179b489 PS |
1825 | char *user_config = xstrdup_or_null(getenv("GIT_CONFIG_GLOBAL")); |
1826 | char *xdg_config = NULL; | |
1827 | ||
1828 | if (!user_config) { | |
a03b097d | 1829 | user_config = interpolate_path("~/.gitconfig", 0); |
4179b489 PS |
1830 | xdg_config = xdg_config_home("config"); |
1831 | } | |
1832 | ||
1833 | *user_out = user_config; | |
1834 | *xdg_out = xdg_config; | |
506b17b1 JS |
1835 | } |
1836 | ||
23b0c478 SP |
1837 | /* |
1838 | * Parse environment variable 'k' as a boolean (in various | |
1839 | * possible spellings); if missing, use the default value 'def'. | |
1840 | */ | |
0ef37164 | 1841 | int git_env_bool(const char *k, int def) |
ab88c363 JK |
1842 | { |
1843 | const char *v = getenv(k); | |
1844 | return v ? git_config_bool(k, v) : def; | |
1845 | } | |
1846 | ||
23b0c478 SP |
1847 | /* |
1848 | * Parse environment variable 'k' as ulong with possibly a unit | |
1849 | * suffix; if missing, use the default value 'val'. | |
1850 | */ | |
1851 | unsigned long git_env_ulong(const char *k, unsigned long val) | |
1852 | { | |
1853 | const char *v = getenv(k); | |
1854 | if (v && !git_parse_ulong(v, &val)) | |
a769bfc7 | 1855 | die(_("failed to parse %s"), k); |
23b0c478 SP |
1856 | return val; |
1857 | } | |
1858 | ||
ab88c363 JK |
1859 | int git_config_system(void) |
1860 | { | |
1861 | return !git_env_bool("GIT_CONFIG_NOSYSTEM", 0); | |
1862 | } | |
1863 | ||
e145a0bc NTND |
1864 | static int do_git_config_sequence(const struct config_options *opts, |
1865 | config_fn_t fn, void *data) | |
4f629539 | 1866 | { |
c72ee44b | 1867 | int ret = 0; |
c62a999c | 1868 | char *system_config = git_system_config(); |
1e06eb9b PS |
1869 | char *xdg_config = NULL; |
1870 | char *user_config = NULL; | |
e145a0bc | 1871 | char *repo_config; |
5c105a84 | 1872 | enum config_scope prev_parsing_scope = current_parsing_scope; |
e145a0bc | 1873 | |
a577fb5f BW |
1874 | if (opts->commondir) |
1875 | repo_config = mkpathdup("%s/config", opts->commondir); | |
44004872 JS |
1876 | else if (opts->git_dir) |
1877 | BUG("git_dir without commondir"); | |
e145a0bc NTND |
1878 | else |
1879 | repo_config = NULL; | |
5f1a63e0 | 1880 | |
9acc5911 | 1881 | current_parsing_scope = CONFIG_SCOPE_SYSTEM; |
c62a999c PS |
1882 | if (git_config_system() && system_config && |
1883 | !access_or_die(system_config, R_OK, | |
1884 | opts->system_gently ? ACCESS_EACCES_OK : 0)) | |
1885 | ret += git_config_from_file(fn, system_config, data); | |
5f1a63e0 | 1886 | |
9acc5911 | 1887 | current_parsing_scope = CONFIG_SCOPE_GLOBAL; |
1e06eb9b PS |
1888 | git_global_config(&user_config, &xdg_config); |
1889 | ||
c72ee44b | 1890 | if (xdg_config && !access_or_die(xdg_config, R_OK, ACCESS_EACCES_OK)) |
21cf3227 | 1891 | ret += git_config_from_file(fn, xdg_config, data); |
21cf3227 | 1892 | |
c72ee44b | 1893 | if (user_config && !access_or_die(user_config, R_OK, ACCESS_EACCES_OK)) |
21cf3227 | 1894 | ret += git_config_from_file(fn, user_config, data); |
5f1a63e0 | 1895 | |
6dc905d9 | 1896 | current_parsing_scope = CONFIG_SCOPE_LOCAL; |
800a7f99 JH |
1897 | if (!opts->ignore_repo && repo_config && |
1898 | !access_or_die(repo_config, R_OK, 0)) | |
aa387407 | 1899 | ret += git_config_from_file(fn, repo_config, data); |
8b1fa778 | 1900 | |
6dc905d9 | 1901 | current_parsing_scope = CONFIG_SCOPE_WORKTREE; |
800a7f99 | 1902 | if (!opts->ignore_worktree && repository_format_worktree_config) { |
58b284a2 NTND |
1903 | char *path = git_pathdup("config.worktree"); |
1904 | if (!access_or_die(path, R_OK, 0)) | |
1905 | ret += git_config_from_file(fn, path, data); | |
1906 | free(path); | |
1907 | } | |
1908 | ||
6766e41b | 1909 | current_parsing_scope = CONFIG_SCOPE_COMMAND; |
800a7f99 | 1910 | if (!opts->ignore_cmdline && git_config_from_parameters(fn, data) < 0) |
8262aaa2 | 1911 | die(_("unable to parse command-line config")); |
8b1fa778 | 1912 | |
5c105a84 | 1913 | current_parsing_scope = prev_parsing_scope; |
c62a999c | 1914 | free(system_config); |
21cf3227 HKNN |
1915 | free(xdg_config); |
1916 | free(user_config); | |
80181868 | 1917 | free(repo_config); |
c72ee44b | 1918 | return ret; |
4f629539 JH |
1919 | } |
1920 | ||
dc8441fd BW |
1921 | int config_with_options(config_fn_t fn, void *data, |
1922 | struct git_config_source *config_source, | |
1923 | const struct config_options *opts) | |
dbdf5854 | 1924 | { |
9b25a0b5 JK |
1925 | struct config_include_data inc = CONFIG_INCLUDE_INIT; |
1926 | ||
c48f4b37 | 1927 | if (opts->respect_includes) { |
9b25a0b5 JK |
1928 | inc.fn = fn; |
1929 | inc.data = data; | |
c48f4b37 | 1930 | inc.opts = opts; |
9b25a0b5 JK |
1931 | fn = git_config_include; |
1932 | data = &inc; | |
1933 | } | |
dbdf5854 | 1934 | |
e37efa40 MR |
1935 | if (config_source) |
1936 | current_parsing_scope = config_source->scope; | |
1937 | ||
c9b5e2a5 JK |
1938 | /* |
1939 | * If we have a specific filename, use it. Otherwise, follow the | |
1940 | * regular lookup sequence. | |
1941 | */ | |
e3e8bf04 | 1942 | if (config_source && config_source->use_stdin) { |
3caec73b | 1943 | return git_config_from_stdin(fn, data); |
e3e8bf04 | 1944 | } else if (config_source && config_source->file) { |
c8985ce0 | 1945 | return git_config_from_file(fn, config_source->file, data); |
e3e8bf04 JT |
1946 | } else if (config_source && config_source->blob) { |
1947 | struct repository *repo = config_source->repo ? | |
1948 | config_source->repo : the_repository; | |
1949 | return git_config_from_blob_ref(fn, repo, config_source->blob, | |
1950 | data); | |
1951 | } | |
c9b5e2a5 | 1952 | |
e145a0bc | 1953 | return do_git_config_sequence(opts, fn, data); |
dbdf5854 NTND |
1954 | } |
1955 | ||
155ef25f | 1956 | static void configset_iter(struct config_set *cs, config_fn_t fn, void *data) |
c9b5e2a5 | 1957 | { |
155ef25f TA |
1958 | int i, value_index; |
1959 | struct string_list *values; | |
1960 | struct config_set_element *entry; | |
1961 | struct configset_list *list = &cs->list; | |
155ef25f TA |
1962 | |
1963 | for (i = 0; i < list->nr; i++) { | |
1964 | entry = list->items[i].e; | |
1965 | value_index = list->items[i].value_index; | |
1966 | values = &entry->value_list; | |
0d44a2da JK |
1967 | |
1968 | current_config_kvi = values->items[value_index].util; | |
1969 | ||
1970 | if (fn(entry->key, values->items[value_index].string, data) < 0) | |
1971 | git_die_config_linenr(entry->key, | |
1972 | current_config_kvi->filename, | |
1973 | current_config_kvi->linenr); | |
1974 | ||
1975 | current_config_kvi = NULL; | |
155ef25f TA |
1976 | } |
1977 | } | |
1978 | ||
0654aa57 JS |
1979 | void read_early_config(config_fn_t cb, void *data) |
1980 | { | |
c48f4b37 | 1981 | struct config_options opts = {0}; |
d3fb71b3 BW |
1982 | struct strbuf commondir = STRBUF_INIT; |
1983 | struct strbuf gitdir = STRBUF_INIT; | |
1a27409a | 1984 | |
c48f4b37 | 1985 | opts.respect_includes = 1; |
0654aa57 | 1986 | |
a577fb5f BW |
1987 | if (have_git_dir()) { |
1988 | opts.commondir = get_git_common_dir(); | |
2185fde5 | 1989 | opts.git_dir = get_git_dir(); |
0654aa57 | 1990 | /* |
1a27409a JS |
1991 | * When setup_git_directory() was not yet asked to discover the |
1992 | * GIT_DIR, we ask discover_git_directory() to figure out whether there | |
1993 | * is any repository config we should use (but unlike | |
1994 | * setup_git_directory_gently(), no global state is changed, most | |
1995 | * notably, the current working directory is still the same after the | |
1996 | * call). | |
0654aa57 | 1997 | */ |
a577fb5f BW |
1998 | } else if (!discover_git_directory(&commondir, &gitdir)) { |
1999 | opts.commondir = commondir.buf; | |
d3fb71b3 | 2000 | opts.git_dir = gitdir.buf; |
a577fb5f | 2001 | } |
2185fde5 | 2002 | |
dc8441fd | 2003 | config_with_options(cb, data, NULL, &opts); |
0654aa57 | 2004 | |
d3fb71b3 BW |
2005 | strbuf_release(&commondir); |
2006 | strbuf_release(&gitdir); | |
0654aa57 JS |
2007 | } |
2008 | ||
800a7f99 JH |
2009 | /* |
2010 | * Read config but only enumerate system and global settings. | |
2011 | * Omit any repo-local, worktree-local, or command-line settings. | |
2012 | */ | |
2013 | void read_very_early_config(config_fn_t cb, void *data) | |
2014 | { | |
2015 | struct config_options opts = { 0 }; | |
2016 | ||
2017 | opts.respect_includes = 1; | |
2018 | opts.ignore_repo = 1; | |
2019 | opts.ignore_worktree = 1; | |
2020 | opts.ignore_cmdline = 1; | |
f672deec | 2021 | opts.system_gently = 1; |
800a7f99 JH |
2022 | |
2023 | config_with_options(cb, data, NULL, &opts); | |
2024 | } | |
2025 | ||
3c8687a7 TA |
2026 | static struct config_set_element *configset_find_element(struct config_set *cs, const char *key) |
2027 | { | |
2028 | struct config_set_element k; | |
2029 | struct config_set_element *found_entry; | |
2030 | char *normalized_key; | |
3c8687a7 TA |
2031 | /* |
2032 | * `key` may come from the user, so normalize it before using it | |
2033 | * for querying entries from the hashmap. | |
2034 | */ | |
270cd9ea | 2035 | if (git_config_parse_key(key, &normalized_key, NULL)) |
3c8687a7 TA |
2036 | return NULL; |
2037 | ||
d22245a2 | 2038 | hashmap_entry_init(&k.ent, strhash(normalized_key)); |
3c8687a7 | 2039 | k.key = normalized_key; |
404ab78e | 2040 | found_entry = hashmap_get_entry(&cs->config_hash, &k, ent, NULL); |
3c8687a7 TA |
2041 | free(normalized_key); |
2042 | return found_entry; | |
2043 | } | |
2044 | ||
2045 | static int configset_add_value(struct config_set *cs, const char *key, const char *value) | |
2046 | { | |
2047 | struct config_set_element *e; | |
3df8fd62 | 2048 | struct string_list_item *si; |
155ef25f | 2049 | struct configset_list_item *l_item; |
3df8fd62 TA |
2050 | struct key_value_info *kv_info = xmalloc(sizeof(*kv_info)); |
2051 | ||
3c8687a7 TA |
2052 | e = configset_find_element(cs, key); |
2053 | /* | |
2054 | * Since the keys are being fed by git_config*() callback mechanism, they | |
2055 | * are already normalized. So simply add them without any further munging. | |
2056 | */ | |
2057 | if (!e) { | |
2058 | e = xmalloc(sizeof(*e)); | |
d22245a2 | 2059 | hashmap_entry_init(&e->ent, strhash(key)); |
3c8687a7 | 2060 | e->key = xstrdup(key); |
bc40dfb1 | 2061 | string_list_init_dup(&e->value_list); |
b94e5c1d | 2062 | hashmap_add(&cs->config_hash, &e->ent); |
3c8687a7 | 2063 | } |
8c53f071 | 2064 | si = string_list_append_nodup(&e->value_list, xstrdup_or_null(value)); |
155ef25f TA |
2065 | |
2066 | ALLOC_GROW(cs->list.items, cs->list.nr + 1, cs->list.alloc); | |
2067 | l_item = &cs->list.items[cs->list.nr++]; | |
2068 | l_item->e = e; | |
2069 | l_item->value_index = e->value_list.nr - 1; | |
2070 | ||
3258258f | 2071 | if (!cf) |
033abf97 | 2072 | BUG("configset_add_value has no source"); |
3258258f | 2073 | if (cf->name) { |
3df8fd62 TA |
2074 | kv_info->filename = strintern(cf->name); |
2075 | kv_info->linenr = cf->linenr; | |
1b8132d9 | 2076 | kv_info->origin_type = cf->origin_type; |
3df8fd62 TA |
2077 | } else { |
2078 | /* for values read from `git_config_from_parameters()` */ | |
2079 | kv_info->filename = NULL; | |
2080 | kv_info->linenr = -1; | |
1b8132d9 | 2081 | kv_info->origin_type = CONFIG_ORIGIN_CMDLINE; |
3df8fd62 | 2082 | } |
9acc5911 | 2083 | kv_info->scope = current_parsing_scope; |
3df8fd62 | 2084 | si->util = kv_info; |
3c8687a7 TA |
2085 | |
2086 | return 0; | |
2087 | } | |
2088 | ||
7663cdc8 | 2089 | static int config_set_element_cmp(const void *unused_cmp_data, |
939af16e EW |
2090 | const struct hashmap_entry *eptr, |
2091 | const struct hashmap_entry *entry_or_key, | |
7663cdc8 | 2092 | const void *unused_keydata) |
3c8687a7 | 2093 | { |
939af16e EW |
2094 | const struct config_set_element *e1, *e2; |
2095 | ||
2096 | e1 = container_of(eptr, const struct config_set_element, ent); | |
2097 | e2 = container_of(entry_or_key, const struct config_set_element, ent); | |
77bdc097 | 2098 | |
3c8687a7 TA |
2099 | return strcmp(e1->key, e2->key); |
2100 | } | |
2101 | ||
2102 | void git_configset_init(struct config_set *cs) | |
2103 | { | |
77bdc097 | 2104 | hashmap_init(&cs->config_hash, config_set_element_cmp, NULL, 0); |
3c8687a7 | 2105 | cs->hash_initialized = 1; |
155ef25f TA |
2106 | cs->list.nr = 0; |
2107 | cs->list.alloc = 0; | |
2108 | cs->list.items = NULL; | |
3c8687a7 TA |
2109 | } |
2110 | ||
2111 | void git_configset_clear(struct config_set *cs) | |
2112 | { | |
2113 | struct config_set_element *entry; | |
2114 | struct hashmap_iter iter; | |
2115 | if (!cs->hash_initialized) | |
2116 | return; | |
2117 | ||
87571c3f | 2118 | hashmap_for_each_entry(&cs->config_hash, &iter, entry, |
87571c3f | 2119 | ent /* member name */) { |
3c8687a7 | 2120 | free(entry->key); |
3df8fd62 | 2121 | string_list_clear(&entry->value_list, 1); |
3c8687a7 | 2122 | } |
6da1a258 | 2123 | hashmap_clear_and_free(&cs->config_hash, struct config_set_element, ent); |
3c8687a7 | 2124 | cs->hash_initialized = 0; |
155ef25f TA |
2125 | free(cs->list.items); |
2126 | cs->list.nr = 0; | |
2127 | cs->list.alloc = 0; | |
2128 | cs->list.items = NULL; | |
3c8687a7 TA |
2129 | } |
2130 | ||
2131 | static int config_set_callback(const char *key, const char *value, void *cb) | |
2132 | { | |
2133 | struct config_set *cs = cb; | |
2134 | configset_add_value(cs, key, value); | |
2135 | return 0; | |
2136 | } | |
2137 | ||
2138 | int git_configset_add_file(struct config_set *cs, const char *filename) | |
2139 | { | |
2140 | return git_config_from_file(config_set_callback, filename, cs); | |
2141 | } | |
2142 | ||
2143 | int git_configset_get_value(struct config_set *cs, const char *key, const char **value) | |
2144 | { | |
2145 | const struct string_list *values = NULL; | |
2146 | /* | |
2147 | * Follows "last one wins" semantic, i.e., if there are multiple matches for the | |
2148 | * queried key in the files of the configset, the value returned will be the last | |
2149 | * value in the value list for that key. | |
2150 | */ | |
2151 | values = git_configset_get_value_multi(cs, key); | |
2152 | ||
2153 | if (!values) | |
2154 | return 1; | |
2155 | assert(values->nr > 0); | |
2156 | *value = values->items[values->nr - 1].string; | |
2157 | return 0; | |
2158 | } | |
2159 | ||
2160 | const struct string_list *git_configset_get_value_multi(struct config_set *cs, const char *key) | |
2161 | { | |
2162 | struct config_set_element *e = configset_find_element(cs, key); | |
2163 | return e ? &e->value_list : NULL; | |
2164 | } | |
2165 | ||
9a53219f | 2166 | int git_configset_get_string(struct config_set *cs, const char *key, char **dest) |
3c8687a7 TA |
2167 | { |
2168 | const char *value; | |
2169 | if (!git_configset_get_value(cs, key, &value)) | |
9a53219f | 2170 | return git_config_string((const char **)dest, key, value); |
3c8687a7 TA |
2171 | else |
2172 | return 1; | |
2173 | } | |
2174 | ||
f1de981e JK |
2175 | int git_configset_get_string_tmp(struct config_set *cs, const char *key, |
2176 | const char **dest) | |
3c8687a7 | 2177 | { |
f1de981e JK |
2178 | const char *value; |
2179 | if (!git_configset_get_value(cs, key, &value)) { | |
2180 | if (!value) | |
2181 | return config_error_nonbool(key); | |
2182 | *dest = value; | |
2183 | return 0; | |
2184 | } else { | |
2185 | return 1; | |
2186 | } | |
3c8687a7 TA |
2187 | } |
2188 | ||
2189 | int git_configset_get_int(struct config_set *cs, const char *key, int *dest) | |
2190 | { | |
2191 | const char *value; | |
2192 | if (!git_configset_get_value(cs, key, &value)) { | |
2193 | *dest = git_config_int(key, value); | |
2194 | return 0; | |
2195 | } else | |
2196 | return 1; | |
2197 | } | |
2198 | ||
2199 | int git_configset_get_ulong(struct config_set *cs, const char *key, unsigned long *dest) | |
2200 | { | |
2201 | const char *value; | |
2202 | if (!git_configset_get_value(cs, key, &value)) { | |
2203 | *dest = git_config_ulong(key, value); | |
2204 | return 0; | |
2205 | } else | |
2206 | return 1; | |
2207 | } | |
2208 | ||
2209 | int git_configset_get_bool(struct config_set *cs, const char *key, int *dest) | |
2210 | { | |
2211 | const char *value; | |
2212 | if (!git_configset_get_value(cs, key, &value)) { | |
2213 | *dest = git_config_bool(key, value); | |
2214 | return 0; | |
2215 | } else | |
2216 | return 1; | |
2217 | } | |
2218 | ||
2219 | int git_configset_get_bool_or_int(struct config_set *cs, const char *key, | |
2220 | int *is_bool, int *dest) | |
2221 | { | |
2222 | const char *value; | |
2223 | if (!git_configset_get_value(cs, key, &value)) { | |
2224 | *dest = git_config_bool_or_int(key, value, is_bool); | |
2225 | return 0; | |
2226 | } else | |
2227 | return 1; | |
2228 | } | |
2229 | ||
2230 | int git_configset_get_maybe_bool(struct config_set *cs, const char *key, int *dest) | |
2231 | { | |
2232 | const char *value; | |
2233 | if (!git_configset_get_value(cs, key, &value)) { | |
89576613 | 2234 | *dest = git_parse_maybe_bool(value); |
3c8687a7 TA |
2235 | if (*dest == -1) |
2236 | return -1; | |
2237 | return 0; | |
2238 | } else | |
2239 | return 1; | |
2240 | } | |
2241 | ||
2242 | int git_configset_get_pathname(struct config_set *cs, const char *key, const char **dest) | |
2243 | { | |
2244 | const char *value; | |
2245 | if (!git_configset_get_value(cs, key, &value)) | |
2246 | return git_config_pathname(dest, key, value); | |
2247 | else | |
2248 | return 1; | |
2249 | } | |
2250 | ||
3b256228 BW |
2251 | /* Functions use to read configuration from a repository */ |
2252 | static void repo_read_config(struct repository *repo) | |
3c8687a7 | 2253 | { |
1703751f | 2254 | struct config_options opts = { 0 }; |
3b256228 BW |
2255 | |
2256 | opts.respect_includes = 1; | |
2257 | opts.commondir = repo->commondir; | |
2258 | opts.git_dir = repo->gitdir; | |
2259 | ||
2260 | if (!repo->config) | |
ca56dadb | 2261 | CALLOC_ARRAY(repo->config, 1); |
3b256228 BW |
2262 | else |
2263 | git_configset_clear(repo->config); | |
2264 | ||
2265 | git_configset_init(repo->config); | |
2266 | ||
2267 | if (config_with_options(config_set_callback, repo->config, NULL, &opts) < 0) | |
2268 | /* | |
2269 | * config_with_options() normally returns only | |
2270 | * zero, as most errors are fatal, and | |
2271 | * non-fatal potential errors are guarded by "if" | |
2272 | * statements that are entered only when no error is | |
2273 | * possible. | |
2274 | * | |
2275 | * If we ever encounter a non-fatal error, it means | |
2276 | * something went really wrong and we should stop | |
2277 | * immediately. | |
2278 | */ | |
2279 | die(_("unknown error occurred while reading the configuration files")); | |
2280 | } | |
2281 | ||
2282 | static void git_config_check_init(struct repository *repo) | |
2283 | { | |
2284 | if (repo->config && repo->config->hash_initialized) | |
3c8687a7 | 2285 | return; |
3b256228 | 2286 | repo_read_config(repo); |
3c8687a7 TA |
2287 | } |
2288 | ||
3b256228 | 2289 | static void repo_config_clear(struct repository *repo) |
3c8687a7 | 2290 | { |
3b256228 | 2291 | if (!repo->config || !repo->config->hash_initialized) |
3c8687a7 | 2292 | return; |
3b256228 | 2293 | git_configset_clear(repo->config); |
3c8687a7 TA |
2294 | } |
2295 | ||
3b256228 | 2296 | void repo_config(struct repository *repo, config_fn_t fn, void *data) |
3c8687a7 | 2297 | { |
3b256228 BW |
2298 | git_config_check_init(repo); |
2299 | configset_iter(repo->config, fn, data); | |
3c8687a7 TA |
2300 | } |
2301 | ||
3b256228 BW |
2302 | int repo_config_get_value(struct repository *repo, |
2303 | const char *key, const char **value) | |
3c8687a7 | 2304 | { |
3b256228 BW |
2305 | git_config_check_init(repo); |
2306 | return git_configset_get_value(repo->config, key, value); | |
3c8687a7 TA |
2307 | } |
2308 | ||
3b256228 BW |
2309 | const struct string_list *repo_config_get_value_multi(struct repository *repo, |
2310 | const char *key) | |
2311 | { | |
2312 | git_config_check_init(repo); | |
2313 | return git_configset_get_value_multi(repo->config, key); | |
2314 | } | |
2315 | ||
9a53219f JK |
2316 | int repo_config_get_string(struct repository *repo, |
2317 | const char *key, char **dest) | |
3b256228 BW |
2318 | { |
2319 | int ret; | |
2320 | git_config_check_init(repo); | |
9a53219f | 2321 | ret = git_configset_get_string(repo->config, key, dest); |
3b256228 BW |
2322 | if (ret < 0) |
2323 | git_die_config(key, NULL); | |
2324 | return ret; | |
2325 | } | |
2326 | ||
f1de981e JK |
2327 | int repo_config_get_string_tmp(struct repository *repo, |
2328 | const char *key, const char **dest) | |
3b256228 | 2329 | { |
f1de981e | 2330 | int ret; |
3b256228 | 2331 | git_config_check_init(repo); |
f1de981e JK |
2332 | ret = git_configset_get_string_tmp(repo->config, key, dest); |
2333 | if (ret < 0) | |
2334 | git_die_config(key, NULL); | |
2335 | return ret; | |
3b256228 BW |
2336 | } |
2337 | ||
2338 | int repo_config_get_int(struct repository *repo, | |
2339 | const char *key, int *dest) | |
2340 | { | |
2341 | git_config_check_init(repo); | |
2342 | return git_configset_get_int(repo->config, key, dest); | |
2343 | } | |
2344 | ||
2345 | int repo_config_get_ulong(struct repository *repo, | |
2346 | const char *key, unsigned long *dest) | |
2347 | { | |
2348 | git_config_check_init(repo); | |
2349 | return git_configset_get_ulong(repo->config, key, dest); | |
2350 | } | |
2351 | ||
2352 | int repo_config_get_bool(struct repository *repo, | |
2353 | const char *key, int *dest) | |
2354 | { | |
2355 | git_config_check_init(repo); | |
2356 | return git_configset_get_bool(repo->config, key, dest); | |
2357 | } | |
2358 | ||
2359 | int repo_config_get_bool_or_int(struct repository *repo, | |
2360 | const char *key, int *is_bool, int *dest) | |
2361 | { | |
2362 | git_config_check_init(repo); | |
2363 | return git_configset_get_bool_or_int(repo->config, key, is_bool, dest); | |
2364 | } | |
2365 | ||
2366 | int repo_config_get_maybe_bool(struct repository *repo, | |
2367 | const char *key, int *dest) | |
2368 | { | |
2369 | git_config_check_init(repo); | |
2370 | return git_configset_get_maybe_bool(repo->config, key, dest); | |
2371 | } | |
2372 | ||
2373 | int repo_config_get_pathname(struct repository *repo, | |
2374 | const char *key, const char **dest) | |
3c8687a7 | 2375 | { |
5a80e97c | 2376 | int ret; |
3b256228 BW |
2377 | git_config_check_init(repo); |
2378 | ret = git_configset_get_pathname(repo->config, key, dest); | |
5a80e97c TA |
2379 | if (ret < 0) |
2380 | git_die_config(key, NULL); | |
2381 | return ret; | |
3c8687a7 TA |
2382 | } |
2383 | ||
3b256228 BW |
2384 | /* Functions used historically to read configuration from 'the_repository' */ |
2385 | void git_config(config_fn_t fn, void *data) | |
2386 | { | |
2387 | repo_config(the_repository, fn, data); | |
2388 | } | |
2389 | ||
2390 | void git_config_clear(void) | |
2391 | { | |
2392 | repo_config_clear(the_repository); | |
2393 | } | |
2394 | ||
2395 | int git_config_get_value(const char *key, const char **value) | |
2396 | { | |
2397 | return repo_config_get_value(the_repository, key, value); | |
2398 | } | |
2399 | ||
2400 | const struct string_list *git_config_get_value_multi(const char *key) | |
2401 | { | |
2402 | return repo_config_get_value_multi(the_repository, key); | |
2403 | } | |
2404 | ||
3c8687a7 | 2405 | int git_config_get_string(const char *key, char **dest) |
3b256228 | 2406 | { |
3b256228 | 2407 | return repo_config_get_string(the_repository, key, dest); |
3b256228 BW |
2408 | } |
2409 | ||
f1de981e | 2410 | int git_config_get_string_tmp(const char *key, const char **dest) |
3c8687a7 | 2411 | { |
f1de981e | 2412 | return repo_config_get_string_tmp(the_repository, key, dest); |
3c8687a7 TA |
2413 | } |
2414 | ||
2415 | int git_config_get_int(const char *key, int *dest) | |
2416 | { | |
3b256228 | 2417 | return repo_config_get_int(the_repository, key, dest); |
3c8687a7 TA |
2418 | } |
2419 | ||
2420 | int git_config_get_ulong(const char *key, unsigned long *dest) | |
2421 | { | |
3b256228 | 2422 | return repo_config_get_ulong(the_repository, key, dest); |
3c8687a7 TA |
2423 | } |
2424 | ||
2425 | int git_config_get_bool(const char *key, int *dest) | |
2426 | { | |
3b256228 | 2427 | return repo_config_get_bool(the_repository, key, dest); |
3c8687a7 TA |
2428 | } |
2429 | ||
2430 | int git_config_get_bool_or_int(const char *key, int *is_bool, int *dest) | |
2431 | { | |
3b256228 | 2432 | return repo_config_get_bool_or_int(the_repository, key, is_bool, dest); |
3c8687a7 TA |
2433 | } |
2434 | ||
2435 | int git_config_get_maybe_bool(const char *key, int *dest) | |
2436 | { | |
3b256228 | 2437 | return repo_config_get_maybe_bool(the_repository, key, dest); |
3c8687a7 TA |
2438 | } |
2439 | ||
2440 | int git_config_get_pathname(const char *key, const char **dest) | |
2441 | { | |
3b256228 | 2442 | return repo_config_get_pathname(the_repository, key, dest); |
5a80e97c TA |
2443 | } |
2444 | ||
77d67977 CC |
2445 | int git_config_get_expiry(const char *key, const char **output) |
2446 | { | |
9a53219f | 2447 | int ret = git_config_get_string(key, (char **)output); |
77d67977 CC |
2448 | if (ret) |
2449 | return ret; | |
2450 | if (strcmp(*output, "now")) { | |
dddbad72 | 2451 | timestamp_t now = approxidate("now"); |
77d67977 CC |
2452 | if (approxidate(*output) >= now) |
2453 | git_die_config(key, _("Invalid %s: '%s'"), key, *output); | |
2454 | } | |
2455 | return ret; | |
2456 | } | |
2457 | ||
6e96cb52 JH |
2458 | int git_config_get_expiry_in_days(const char *key, timestamp_t *expiry, timestamp_t now) |
2459 | { | |
1c890016 | 2460 | const char *expiry_string; |
6e96cb52 JH |
2461 | intmax_t days; |
2462 | timestamp_t when; | |
2463 | ||
1c890016 | 2464 | if (git_config_get_string_tmp(key, &expiry_string)) |
6e96cb52 JH |
2465 | return 1; /* no such thing */ |
2466 | ||
2467 | if (git_parse_signed(expiry_string, &days, maximum_signed_value_of_type(int))) { | |
2468 | const int scale = 86400; | |
2469 | *expiry = now - days * scale; | |
2470 | return 0; | |
2471 | } | |
2472 | ||
2473 | if (!parse_expiry_date(expiry_string, &when)) { | |
2474 | *expiry = when; | |
2475 | return 0; | |
2476 | } | |
2477 | return -1; /* thing exists but cannot be parsed */ | |
2478 | } | |
2479 | ||
1f44b09b CC |
2480 | int git_config_get_split_index(void) |
2481 | { | |
2482 | int val; | |
2483 | ||
2484 | if (!git_config_get_maybe_bool("core.splitindex", &val)) | |
2485 | return val; | |
2486 | ||
2487 | return -1; /* default value */ | |
2488 | } | |
2489 | ||
72dcb7b3 CC |
2490 | int git_config_get_max_percent_split_change(void) |
2491 | { | |
2492 | int val = -1; | |
2493 | ||
2494 | if (!git_config_get_int("splitindex.maxpercentchange", &val)) { | |
2495 | if (0 <= val && val <= 100) | |
2496 | return val; | |
2497 | ||
2498 | return error(_("splitIndex.maxPercentChange value '%d' " | |
2499 | "should be between 0 and 100"), val); | |
2500 | } | |
2501 | ||
2502 | return -1; /* default value */ | |
2503 | } | |
2504 | ||
883e248b BP |
2505 | int git_config_get_fsmonitor(void) |
2506 | { | |
2507 | if (git_config_get_pathname("core.fsmonitor", &core_fsmonitor)) | |
4cb54d0a | 2508 | core_fsmonitor = getenv("GIT_TEST_FSMONITOR"); |
883e248b BP |
2509 | |
2510 | if (core_fsmonitor && !*core_fsmonitor) | |
2511 | core_fsmonitor = NULL; | |
2512 | ||
2513 | if (core_fsmonitor) | |
2514 | return 1; | |
2515 | ||
2516 | return 0; | |
2517 | } | |
2518 | ||
2a9dedef | 2519 | int git_config_get_index_threads(int *dest) |
c780b9cf | 2520 | { |
2a9dedef | 2521 | int is_bool, val; |
c780b9cf BP |
2522 | |
2523 | val = git_env_ulong("GIT_TEST_INDEX_THREADS", 0); | |
2a9dedef JN |
2524 | if (val) { |
2525 | *dest = val; | |
2526 | return 0; | |
2527 | } | |
c780b9cf BP |
2528 | |
2529 | if (!git_config_get_bool_or_int("index.threads", &is_bool, &val)) { | |
2530 | if (is_bool) | |
2a9dedef | 2531 | *dest = val ? 0 : 1; |
c780b9cf | 2532 | else |
2a9dedef JN |
2533 | *dest = val; |
2534 | return 0; | |
c780b9cf BP |
2535 | } |
2536 | ||
2a9dedef | 2537 | return 1; |
c780b9cf BP |
2538 | } |
2539 | ||
5a80e97c TA |
2540 | NORETURN |
2541 | void git_die_config_linenr(const char *key, const char *filename, int linenr) | |
2542 | { | |
2543 | if (!filename) | |
2544 | die(_("unable to parse '%s' from command-line config"), key); | |
2545 | else | |
2546 | die(_("bad config variable '%s' in file '%s' at line %d"), | |
2547 | key, filename, linenr); | |
2548 | } | |
2549 | ||
2550 | NORETURN __attribute__((format(printf, 2, 3))) | |
2551 | void git_die_config(const char *key, const char *err, ...) | |
2552 | { | |
2553 | const struct string_list *values; | |
2554 | struct key_value_info *kv_info; | |
2555 | ||
2556 | if (err) { | |
2557 | va_list params; | |
2558 | va_start(params, err); | |
2559 | vreportf("error: ", err, params); | |
2560 | va_end(params); | |
2561 | } | |
2562 | values = git_config_get_value_multi(key); | |
2563 | kv_info = values->items[values->nr - 1].util; | |
2564 | git_die_config_linenr(key, kv_info->filename, kv_info->linenr); | |
3c8687a7 TA |
2565 | } |
2566 | ||
10bea152 JS |
2567 | /* |
2568 | * Find all the stuff for git_config_set() below. | |
2569 | */ | |
4ddba79d | 2570 | |
fee8572c | 2571 | struct config_store_data { |
f011a965 | 2572 | size_t baselen; |
4b25d091 | 2573 | char *key; |
f98d863d | 2574 | int do_not_match; |
c90702a1 | 2575 | const char *fixed_value; |
247e2f82 | 2576 | regex_t *value_pattern; |
4ddba79d | 2577 | int multi_replace; |
6ae996f2 JS |
2578 | struct { |
2579 | size_t begin, end; | |
2580 | enum config_event_t type; | |
22aedfcc | 2581 | int is_keys_section; |
6ae996f2 JS |
2582 | } *parsed; |
2583 | unsigned int parsed_nr, parsed_alloc, *seen, seen_nr, seen_alloc; | |
5221c315 | 2584 | unsigned int key_seen:1, section_seen:1, is_keys_section:1; |
fee8572c | 2585 | }; |
10bea152 | 2586 | |
2a00e594 MÅ |
2587 | static void config_store_data_clear(struct config_store_data *store) |
2588 | { | |
e7347cb9 | 2589 | free(store->key); |
247e2f82 DS |
2590 | if (store->value_pattern != NULL && |
2591 | store->value_pattern != CONFIG_REGEX_NONE) { | |
2592 | regfree(store->value_pattern); | |
2593 | free(store->value_pattern); | |
3b82542d | 2594 | } |
2a00e594 MÅ |
2595 | free(store->parsed); |
2596 | free(store->seen); | |
2597 | memset(store, 0, sizeof(*store)); | |
2598 | } | |
2599 | ||
fee8572c JS |
2600 | static int matches(const char *key, const char *value, |
2601 | const struct config_store_data *store) | |
f98d863d | 2602 | { |
fee8572c | 2603 | if (strcmp(key, store->key)) |
c1063be2 | 2604 | return 0; /* not ours */ |
c90702a1 DS |
2605 | if (store->fixed_value) |
2606 | return !strcmp(store->fixed_value, value); | |
247e2f82 | 2607 | if (!store->value_pattern) |
c1063be2 | 2608 | return 1; /* always matches */ |
247e2f82 | 2609 | if (store->value_pattern == CONFIG_REGEX_NONE) |
c1063be2 JK |
2610 | return 0; /* never matches */ |
2611 | ||
fee8572c | 2612 | return store->do_not_match ^ |
247e2f82 | 2613 | (value && !regexec(store->value_pattern, value, 0, NULL, 0)); |
f98d863d JS |
2614 | } |
2615 | ||
6ae996f2 JS |
2616 | static int store_aux_event(enum config_event_t type, |
2617 | size_t begin, size_t end, void *data) | |
2618 | { | |
2619 | struct config_store_data *store = data; | |
2620 | ||
2621 | ALLOC_GROW(store->parsed, store->parsed_nr + 1, store->parsed_alloc); | |
2622 | store->parsed[store->parsed_nr].begin = begin; | |
2623 | store->parsed[store->parsed_nr].end = end; | |
2624 | store->parsed[store->parsed_nr].type = type; | |
6ae996f2 JS |
2625 | |
2626 | if (type == CONFIG_EVENT_SECTION) { | |
2d84f13d SB |
2627 | int (*cmpfn)(const char *, const char *, size_t); |
2628 | ||
6ae996f2 | 2629 | if (cf->var.len < 2 || cf->var.buf[cf->var.len - 1] != '.') |
a769bfc7 | 2630 | return error(_("invalid section name '%s'"), cf->var.buf); |
6ae996f2 | 2631 | |
2d84f13d SB |
2632 | if (cf->subsection_case_sensitive) |
2633 | cmpfn = strncasecmp; | |
2634 | else | |
2635 | cmpfn = strncmp; | |
2636 | ||
6ae996f2 | 2637 | /* Is this the section we were looking for? */ |
22aedfcc JS |
2638 | store->is_keys_section = |
2639 | store->parsed[store->parsed_nr].is_keys_section = | |
2640 | cf->var.len - 1 == store->baselen && | |
2d84f13d | 2641 | !cmpfn(cf->var.buf, store->key, store->baselen); |
c71d8bb3 JS |
2642 | if (store->is_keys_section) { |
2643 | store->section_seen = 1; | |
2644 | ALLOC_GROW(store->seen, store->seen_nr + 1, | |
2645 | store->seen_alloc); | |
2646 | store->seen[store->seen_nr] = store->parsed_nr; | |
2647 | } | |
6ae996f2 JS |
2648 | } |
2649 | ||
22aedfcc JS |
2650 | store->parsed_nr++; |
2651 | ||
6ae996f2 | 2652 | return 0; |
f98d863d JS |
2653 | } |
2654 | ||
4b25d091 | 2655 | static int store_aux(const char *key, const char *value, void *cb) |
10bea152 | 2656 | { |
fee8572c | 2657 | struct config_store_data *store = cb; |
ae9ee41d | 2658 | |
5221c315 | 2659 | if (store->key_seen) { |
fee8572c | 2660 | if (matches(key, value, store)) { |
668b9ade | 2661 | if (store->seen_nr == 1 && store->multi_replace == 0) { |
8262aaa2 | 2662 | warning(_("%s has multiple values"), key); |
10bea152 | 2663 | } |
4ddba79d | 2664 | |
668b9ade JS |
2665 | ALLOC_GROW(store->seen, store->seen_nr + 1, |
2666 | store->seen_alloc); | |
83786fa4 | 2667 | |
6ae996f2 | 2668 | store->seen[store->seen_nr] = store->parsed_nr; |
668b9ade | 2669 | store->seen_nr++; |
10bea152 | 2670 | } |
5221c315 | 2671 | } else if (store->is_keys_section) { |
ae9ee41d | 2672 | /* |
6ae996f2 JS |
2673 | * Do not increment matches yet: this may not be a match, but we |
2674 | * are in the desired section. | |
ae9ee41d | 2675 | */ |
6ae996f2 JS |
2676 | ALLOC_GROW(store->seen, store->seen_nr + 1, store->seen_alloc); |
2677 | store->seen[store->seen_nr] = store->parsed_nr; | |
5221c315 | 2678 | store->section_seen = 1; |
ae9ee41d | 2679 | |
6ae996f2 JS |
2680 | if (matches(key, value, store)) { |
2681 | store->seen_nr++; | |
2682 | store->key_seen = 1; | |
bdf0ef08 | 2683 | } |
10bea152 | 2684 | } |
5221c315 | 2685 | |
10bea152 JS |
2686 | return 0; |
2687 | } | |
2688 | ||
64c0d71c | 2689 | static int write_error(const char *filename) |
480c9e52 | 2690 | { |
a769bfc7 | 2691 | error(_("failed to write new configuration file %s"), filename); |
480c9e52 AW |
2692 | |
2693 | /* Same error code as "failed to rename". */ | |
2694 | return 4; | |
2695 | } | |
2696 | ||
fee8572c JS |
2697 | static struct strbuf store_create_section(const char *key, |
2698 | const struct config_store_data *store) | |
10bea152 | 2699 | { |
cb891a59 | 2700 | const char *dot; |
f011a965 | 2701 | size_t i; |
f285a2d7 | 2702 | struct strbuf sb = STRBUF_INIT; |
d14f7764 | 2703 | |
fee8572c | 2704 | dot = memchr(key, '.', store->baselen); |
d14f7764 | 2705 | if (dot) { |
cb891a59 | 2706 | strbuf_addf(&sb, "[%.*s \"", (int)(dot - key), key); |
fee8572c | 2707 | for (i = dot - key + 1; i < store->baselen; i++) { |
e5c349ba | 2708 | if (key[i] == '"' || key[i] == '\\') |
cb891a59 KH |
2709 | strbuf_addch(&sb, '\\'); |
2710 | strbuf_addch(&sb, key[i]); | |
d14f7764 | 2711 | } |
cb891a59 KH |
2712 | strbuf_addstr(&sb, "\"]\n"); |
2713 | } else { | |
f011a965 JK |
2714 | strbuf_addch(&sb, '['); |
2715 | strbuf_add(&sb, key, store->baselen); | |
2716 | strbuf_addstr(&sb, "]\n"); | |
d14f7764 LT |
2717 | } |
2718 | ||
5463caab SD |
2719 | return sb; |
2720 | } | |
2721 | ||
fee8572c JS |
2722 | static ssize_t write_section(int fd, const char *key, |
2723 | const struct config_store_data *store) | |
5463caab | 2724 | { |
fee8572c | 2725 | struct strbuf sb = store_create_section(key, store); |
3b48045c | 2726 | ssize_t ret; |
5463caab | 2727 | |
782c030e | 2728 | ret = write_in_full(fd, sb.buf, sb.len); |
cb891a59 | 2729 | strbuf_release(&sb); |
480c9e52 | 2730 | |
d9bd4cbb | 2731 | return ret; |
10bea152 JS |
2732 | } |
2733 | ||
fee8572c JS |
2734 | static ssize_t write_pair(int fd, const char *key, const char *value, |
2735 | const struct config_store_data *store) | |
10bea152 | 2736 | { |
d9bd4cbb JK |
2737 | int i; |
2738 | ssize_t ret; | |
cb891a59 | 2739 | const char *quote = ""; |
f285a2d7 | 2740 | struct strbuf sb = STRBUF_INIT; |
cdd4fb15 | 2741 | |
6281f394 JM |
2742 | /* |
2743 | * Check to see if the value needs to be surrounded with a dq pair. | |
2744 | * Note that problematic characters are always backslash-quoted; this | |
2745 | * check is about not losing leading or trailing SP and strings that | |
2746 | * follow beginning-of-comment characters (i.e. ';' and '#') by the | |
2747 | * configuration parser. | |
2748 | */ | |
cdd4fb15 | 2749 | if (value[0] == ' ') |
cb891a59 | 2750 | quote = "\""; |
cdd4fb15 BG |
2751 | for (i = 0; value[i]; i++) |
2752 | if (value[i] == ';' || value[i] == '#') | |
cb891a59 KH |
2753 | quote = "\""; |
2754 | if (i && value[i - 1] == ' ') | |
2755 | quote = "\""; | |
2756 | ||
6c7e6963 | 2757 | strbuf_addf(&sb, "\t%s = %s", key + store->baselen + 1, quote); |
10bea152 | 2758 | |
10bea152 JS |
2759 | for (i = 0; value[i]; i++) |
2760 | switch (value[i]) { | |
480c9e52 | 2761 | case '\n': |
cb891a59 | 2762 | strbuf_addstr(&sb, "\\n"); |
480c9e52 AW |
2763 | break; |
2764 | case '\t': | |
cb891a59 | 2765 | strbuf_addstr(&sb, "\\t"); |
480c9e52 AW |
2766 | break; |
2767 | case '"': | |
2768 | case '\\': | |
cb891a59 | 2769 | strbuf_addch(&sb, '\\'); |
1cf01a34 | 2770 | /* fallthrough */ |
480c9e52 | 2771 | default: |
cb891a59 | 2772 | strbuf_addch(&sb, value[i]); |
480c9e52 AW |
2773 | break; |
2774 | } | |
cb891a59 KH |
2775 | strbuf_addf(&sb, "%s\n", quote); |
2776 | ||
d9bd4cbb | 2777 | ret = write_in_full(fd, sb.buf, sb.len); |
cb891a59 KH |
2778 | strbuf_release(&sb); |
2779 | ||
d9bd4cbb | 2780 | return ret; |
10bea152 JS |
2781 | } |
2782 | ||
22aedfcc JS |
2783 | /* |
2784 | * If we are about to unset the last key(s) in a section, and if there are | |
2785 | * no comments surrounding (or included in) the section, we will want to | |
2786 | * extend begin/end to remove the entire section. | |
2787 | * | |
2788 | * Note: the parameter `seen_ptr` points to the index into the store.seen | |
2789 | * array. * This index may be incremented if a section has more than one | |
2790 | * entry (which all are to be removed). | |
2791 | */ | |
2792 | static void maybe_remove_section(struct config_store_data *store, | |
22aedfcc JS |
2793 | size_t *begin_offset, size_t *end_offset, |
2794 | int *seen_ptr) | |
4ddba79d | 2795 | { |
22aedfcc JS |
2796 | size_t begin; |
2797 | int i, seen, section_seen = 0; | |
4ddba79d | 2798 | |
22aedfcc JS |
2799 | /* |
2800 | * First, ensure that this is the first key, and that there are no | |
2801 | * comments before the entry nor before the section header. | |
2802 | */ | |
2803 | seen = *seen_ptr; | |
2804 | for (i = store->seen[seen]; i > 0; i--) { | |
2805 | enum config_event_t type = store->parsed[i - 1].type; | |
2806 | ||
2807 | if (type == CONFIG_EVENT_COMMENT) | |
2808 | /* There is a comment before this entry or section */ | |
2809 | return; | |
2810 | if (type == CONFIG_EVENT_ENTRY) { | |
2811 | if (!section_seen) | |
2812 | /* This is not the section's first entry. */ | |
2813 | return; | |
2814 | /* We encountered no comment before the section. */ | |
2815 | break; | |
2816 | } | |
2817 | if (type == CONFIG_EVENT_SECTION) { | |
2818 | if (!store->parsed[i - 1].is_keys_section) | |
2819 | break; | |
2820 | section_seen = 1; | |
4ddba79d | 2821 | } |
7a31cc0f | 2822 | } |
22aedfcc JS |
2823 | begin = store->parsed[i].begin; |
2824 | ||
2825 | /* | |
46a237f4 | 2826 | * Next, make sure that we are removing the last key(s) in the section, |
22aedfcc JS |
2827 | * and that there are no comments that are possibly about the current |
2828 | * section. | |
2829 | */ | |
2830 | for (i = store->seen[seen] + 1; i < store->parsed_nr; i++) { | |
2831 | enum config_event_t type = store->parsed[i].type; | |
4ddba79d | 2832 | |
22aedfcc JS |
2833 | if (type == CONFIG_EVENT_COMMENT) |
2834 | return; | |
2835 | if (type == CONFIG_EVENT_SECTION) { | |
2836 | if (store->parsed[i].is_keys_section) | |
2837 | continue; | |
2838 | break; | |
2839 | } | |
2840 | if (type == CONFIG_EVENT_ENTRY) { | |
2841 | if (++seen < store->seen_nr && | |
2842 | i == store->seen[seen]) | |
2843 | /* We want to remove this entry, too */ | |
2844 | continue; | |
2845 | /* There is another entry in this section. */ | |
2846 | return; | |
2847 | } | |
2848 | } | |
2849 | ||
2850 | /* | |
2851 | * We are really removing the last entry/entries from this section, and | |
2852 | * there are no enclosed or surrounding comments. Remove the entire, | |
2853 | * now-empty section. | |
2854 | */ | |
2855 | *seen_ptr = seen; | |
2856 | *begin_offset = begin; | |
2857 | if (i < store->parsed_nr) | |
2858 | *end_offset = store->parsed[i].begin; | |
2859 | else | |
2860 | *end_offset = store->parsed[store->parsed_nr - 1].end; | |
4ddba79d JS |
2861 | } |
2862 | ||
30598ad0 PS |
2863 | int git_config_set_in_file_gently(const char *config_filename, |
2864 | const char *key, const char *value) | |
5ec31182 | 2865 | { |
30598ad0 | 2866 | return git_config_set_multivar_in_file_gently(config_filename, key, value, NULL, 0); |
5ec31182 RR |
2867 | } |
2868 | ||
3d180648 PS |
2869 | void git_config_set_in_file(const char *config_filename, |
2870 | const char *key, const char *value) | |
10bea152 | 2871 | { |
3d180648 | 2872 | git_config_set_multivar_in_file(config_filename, key, value, NULL, 0); |
b4c8aba6 PS |
2873 | } |
2874 | ||
30598ad0 | 2875 | int git_config_set_gently(const char *key, const char *value) |
10bea152 | 2876 | { |
30598ad0 | 2877 | return git_config_set_multivar_gently(key, value, NULL, 0); |
10bea152 JS |
2878 | } |
2879 | ||
3d180648 | 2880 | void git_config_set(const char *key, const char *value) |
b4c8aba6 | 2881 | { |
3d180648 | 2882 | git_config_set_multivar(key, value, NULL, 0); |
ee4512ed JH |
2883 | |
2884 | trace2_cmd_set_config(key, value); | |
10bea152 JS |
2885 | } |
2886 | ||
2887 | /* | |
2888 | * If value==NULL, unset in (remove from) config, | |
247e2f82 DS |
2889 | * if value_pattern!=NULL, disregard key/value pairs where value does not match. |
2890 | * if value_pattern==CONFIG_REGEX_NONE, do not match any existing values | |
c1063be2 | 2891 | * (only add a new one) |
504ee129 DS |
2892 | * if flags contains the CONFIG_FLAGS_MULTI_REPLACE flag, all matching |
2893 | * key/values are removed before a single new pair is written. If the | |
2894 | * flag is not present, then replace only the first match. | |
10bea152 JS |
2895 | * |
2896 | * Returns 0 on success. | |
2897 | * | |
2898 | * This function does this: | |
2899 | * | |
2900 | * - it locks the config file by creating ".git/config.lock" | |
2901 | * | |
2902 | * - it then parses the config using store_aux() as validator to find | |
2903 | * the position on the key/value pair to replace. If it is to be unset, | |
2904 | * it must be found exactly once. | |
2905 | * | |
2906 | * - the config file is mmap()ed and the part before the match (if any) is | |
2907 | * written to the lock file, then the changed part and the rest. | |
2908 | * | |
2909 | * - the config file is removed and the lock file rename()d to it. | |
2910 | * | |
2911 | */ | |
30598ad0 PS |
2912 | int git_config_set_multivar_in_file_gently(const char *config_filename, |
2913 | const char *key, const char *value, | |
247e2f82 | 2914 | const char *value_pattern, |
504ee129 | 2915 | unsigned flags) |
10bea152 | 2916 | { |
54d160ec | 2917 | int fd = -1, in_fd = -1; |
dafc88b1 | 2918 | int ret; |
bfffb48c | 2919 | struct lock_file lock = LOCK_INIT; |
0a5f5759 | 2920 | char *filename_buf = NULL; |
3a1b3126 JK |
2921 | char *contents = NULL; |
2922 | size_t contents_sz; | |
fee8572c JS |
2923 | struct config_store_data store; |
2924 | ||
2925 | memset(&store, 0, sizeof(store)); | |
4ddba79d | 2926 | |
b09c53a3 LP |
2927 | /* parse-key returns negative; flip the sign to feed exit(3) */ |
2928 | ret = 0 - git_config_parse_key(key, &store.key, &store.baselen); | |
2929 | if (ret) | |
dafc88b1 | 2930 | goto out_free; |
b17e659d | 2931 | |
504ee129 | 2932 | store.multi_replace = (flags & CONFIG_FLAGS_MULTI_REPLACE) != 0; |
10bea152 | 2933 | |
0a5f5759 JK |
2934 | if (!config_filename) |
2935 | config_filename = filename_buf = git_pathdup("config"); | |
10bea152 JS |
2936 | |
2937 | /* | |
6cbf973c | 2938 | * The lock serves a purpose in addition to locking: the new |
10bea152 JS |
2939 | * contents of .git/config will be written into it. |
2940 | */ | |
bfffb48c | 2941 | fd = hold_lock_file_for_update(&lock, config_filename, 0); |
6cbf973c | 2942 | if (fd < 0) { |
a769bfc7 | 2943 | error_errno(_("could not lock config file %s"), config_filename); |
7a397419 | 2944 | ret = CONFIG_NO_LOCK; |
dafc88b1 | 2945 | goto out_free; |
10bea152 JS |
2946 | } |
2947 | ||
2948 | /* | |
2949 | * If .git/config does not exist yet, write a minimal version. | |
2950 | */ | |
88fb958b AR |
2951 | in_fd = open(config_filename, O_RDONLY); |
2952 | if ( in_fd < 0 ) { | |
88fb958b | 2953 | if ( ENOENT != errno ) { |
a769bfc7 | 2954 | error_errno(_("opening %s"), config_filename); |
7a397419 | 2955 | ret = CONFIG_INVALID_FILE; /* same as "invalid config file" */ |
dafc88b1 | 2956 | goto out_free; |
88fb958b | 2957 | } |
10bea152 JS |
2958 | /* if nothing to unset, error out */ |
2959 | if (value == NULL) { | |
7a397419 | 2960 | ret = CONFIG_NOTHING_SET; |
dafc88b1 | 2961 | goto out_free; |
10bea152 JS |
2962 | } |
2963 | ||
e7347cb9 MÅ |
2964 | free(store.key); |
2965 | store.key = xstrdup(key); | |
fee8572c JS |
2966 | if (write_section(fd, key, &store) < 0 || |
2967 | write_pair(fd, key, value, &store) < 0) | |
93c1e079 JH |
2968 | goto write_err_out; |
2969 | } else { | |
88fb958b | 2970 | struct stat st; |
3a1b3126 | 2971 | size_t copy_begin, copy_end; |
dc49cd76 | 2972 | int i, new_line = 0; |
6ae996f2 | 2973 | struct config_options opts; |
10bea152 | 2974 | |
247e2f82 DS |
2975 | if (value_pattern == NULL) |
2976 | store.value_pattern = NULL; | |
2977 | else if (value_pattern == CONFIG_REGEX_NONE) | |
2978 | store.value_pattern = CONFIG_REGEX_NONE; | |
c90702a1 DS |
2979 | else if (flags & CONFIG_FLAGS_FIXED_VALUE) |
2980 | store.fixed_value = value_pattern; | |
10bea152 | 2981 | else { |
247e2f82 | 2982 | if (value_pattern[0] == '!') { |
f98d863d | 2983 | store.do_not_match = 1; |
247e2f82 | 2984 | value_pattern++; |
f98d863d JS |
2985 | } else |
2986 | store.do_not_match = 0; | |
2987 | ||
247e2f82 DS |
2988 | store.value_pattern = (regex_t*)xmalloc(sizeof(regex_t)); |
2989 | if (regcomp(store.value_pattern, value_pattern, | |
10bea152 | 2990 | REG_EXTENDED)) { |
247e2f82 DS |
2991 | error(_("invalid pattern: %s"), value_pattern); |
2992 | FREE_AND_NULL(store.value_pattern); | |
7a397419 | 2993 | ret = CONFIG_INVALID_PATTERN; |
dafc88b1 | 2994 | goto out_free; |
10bea152 JS |
2995 | } |
2996 | } | |
2997 | ||
6ae996f2 JS |
2998 | ALLOC_GROW(store.parsed, 1, store.parsed_alloc); |
2999 | store.parsed[0].end = 0; | |
3000 | ||
3001 | memset(&opts, 0, sizeof(opts)); | |
3002 | opts.event_fn = store_aux_event; | |
3003 | opts.event_fn_data = &store; | |
10bea152 JS |
3004 | |
3005 | /* | |
6ae996f2 JS |
3006 | * After this, store.parsed will contain offsets of all the |
3007 | * parsed elements, and store.seen will contain a list of | |
3008 | * matches, as indices into store.parsed. | |
3009 | * | |
10bea152 JS |
3010 | * As a side effect, we make sure to transform only a valid |
3011 | * existing config file. | |
3012 | */ | |
6ae996f2 JS |
3013 | if (git_config_from_file_with_options(store_aux, |
3014 | config_filename, | |
3015 | &store, &opts)) { | |
a769bfc7 | 3016 | error(_("invalid config file %s"), config_filename); |
7a397419 | 3017 | ret = CONFIG_INVALID_FILE; |
dafc88b1 | 3018 | goto out_free; |
10bea152 JS |
3019 | } |
3020 | ||
4ddba79d | 3021 | /* if nothing to unset, or too many matches, error out */ |
668b9ade | 3022 | if ((store.seen_nr == 0 && value == NULL) || |
504ee129 | 3023 | (store.seen_nr > 1 && !store.multi_replace)) { |
7a397419 | 3024 | ret = CONFIG_NOTHING_SET; |
dafc88b1 | 3025 | goto out_free; |
10bea152 JS |
3026 | } |
3027 | ||
29647d79 NTND |
3028 | if (fstat(in_fd, &st) == -1) { |
3029 | error_errno(_("fstat on %s failed"), config_filename); | |
3030 | ret = CONFIG_INVALID_FILE; | |
3031 | goto out_free; | |
3032 | } | |
3033 | ||
dc49cd76 | 3034 | contents_sz = xsize_t(st.st_size); |
1570856b JK |
3035 | contents = xmmap_gently(NULL, contents_sz, PROT_READ, |
3036 | MAP_PRIVATE, in_fd, 0); | |
3037 | if (contents == MAP_FAILED) { | |
0e8771f1 JK |
3038 | if (errno == ENODEV && S_ISDIR(st.st_mode)) |
3039 | errno = EISDIR; | |
dc059294 EW |
3040 | error_errno(_("unable to mmap '%s'%s"), |
3041 | config_filename, mmap_os_err()); | |
1570856b JK |
3042 | ret = CONFIG_INVALID_FILE; |
3043 | contents = NULL; | |
3044 | goto out_free; | |
3045 | } | |
10bea152 | 3046 | close(in_fd); |
54d160ec | 3047 | in_fd = -1; |
10bea152 | 3048 | |
bfffb48c | 3049 | if (chmod(get_lock_file_path(&lock), st.st_mode & 07777) < 0) { |
a769bfc7 | 3050 | error_errno(_("chmod on %s failed"), get_lock_file_path(&lock)); |
daa22c6f EW |
3051 | ret = CONFIG_NO_WRITE; |
3052 | goto out_free; | |
3053 | } | |
3054 | ||
6ae996f2 JS |
3055 | if (store.seen_nr == 0) { |
3056 | if (!store.seen_alloc) { | |
3057 | /* Did not see key nor section */ | |
3058 | ALLOC_GROW(store.seen, 1, store.seen_alloc); | |
3059 | store.seen[0] = store.parsed_nr | |
3060 | - !!store.parsed_nr; | |
3061 | } | |
668b9ade | 3062 | store.seen_nr = 1; |
6ae996f2 | 3063 | } |
4ddba79d | 3064 | |
668b9ade | 3065 | for (i = 0, copy_begin = 0; i < store.seen_nr; i++) { |
6ae996f2 JS |
3066 | size_t replace_end; |
3067 | int j = store.seen[i]; | |
3068 | ||
46fc89ce | 3069 | new_line = 0; |
6ae996f2 | 3070 | if (!store.key_seen) { |
c71d8bb3 JS |
3071 | copy_end = store.parsed[j].end; |
3072 | /* include '\n' when copying section header */ | |
3073 | if (copy_end > 0 && copy_end < contents_sz && | |
3074 | contents[copy_end - 1] != '\n' && | |
3075 | contents[copy_end] == '\n') | |
3076 | copy_end++; | |
3077 | replace_end = copy_end; | |
6ae996f2 JS |
3078 | } else { |
3079 | replace_end = store.parsed[j].end; | |
3080 | copy_end = store.parsed[j].begin; | |
22aedfcc | 3081 | if (!value) |
a263ea84 | 3082 | maybe_remove_section(&store, |
22aedfcc JS |
3083 | ©_end, |
3084 | &replace_end, &i); | |
6ae996f2 JS |
3085 | /* |
3086 | * Swallow preceding white-space on the same | |
3087 | * line. | |
3088 | */ | |
3089 | while (copy_end > 0 ) { | |
3090 | char c = contents[copy_end - 1]; | |
3091 | ||
3092 | if (isspace(c) && c != '\n') | |
3093 | copy_end--; | |
3094 | else | |
3095 | break; | |
3096 | } | |
3097 | } | |
4ddba79d | 3098 | |
02e5ba4a JK |
3099 | if (copy_end > 0 && contents[copy_end-1] != '\n') |
3100 | new_line = 1; | |
3101 | ||
4ddba79d JS |
3102 | /* write the first part of the config */ |
3103 | if (copy_end > copy_begin) { | |
93c1e079 | 3104 | if (write_in_full(fd, contents + copy_begin, |
efacf609 | 3105 | copy_end - copy_begin) < 0) |
93c1e079 JH |
3106 | goto write_err_out; |
3107 | if (new_line && | |
06f46f23 | 3108 | write_str_in_full(fd, "\n") < 0) |
93c1e079 | 3109 | goto write_err_out; |
4ddba79d | 3110 | } |
6ae996f2 | 3111 | copy_begin = replace_end; |
10bea152 JS |
3112 | } |
3113 | ||
10bea152 JS |
3114 | /* write the pair (value == NULL means unset) */ |
3115 | if (value != NULL) { | |
5221c315 | 3116 | if (!store.section_seen) { |
fee8572c | 3117 | if (write_section(fd, key, &store) < 0) |
93c1e079 | 3118 | goto write_err_out; |
480c9e52 | 3119 | } |
fee8572c | 3120 | if (write_pair(fd, key, value, &store) < 0) |
93c1e079 | 3121 | goto write_err_out; |
10bea152 JS |
3122 | } |
3123 | ||
3124 | /* write the rest of the config */ | |
dc49cd76 | 3125 | if (copy_begin < contents_sz) |
93c1e079 | 3126 | if (write_in_full(fd, contents + copy_begin, |
efacf609 | 3127 | contents_sz - copy_begin) < 0) |
93c1e079 | 3128 | goto write_err_out; |
7a64592c KB |
3129 | |
3130 | munmap(contents, contents_sz); | |
3131 | contents = NULL; | |
10bea152 JS |
3132 | } |
3133 | ||
bfffb48c | 3134 | if (commit_lock_file(&lock) < 0) { |
a769bfc7 | 3135 | error_errno(_("could not write config file %s"), config_filename); |
7a397419 | 3136 | ret = CONFIG_NO_WRITE; |
dafc88b1 | 3137 | goto out_free; |
10bea152 JS |
3138 | } |
3139 | ||
dafc88b1 SH |
3140 | ret = 0; |
3141 | ||
3c8687a7 TA |
3142 | /* Invalidate the config cache */ |
3143 | git_config_clear(); | |
3144 | ||
dafc88b1 | 3145 | out_free: |
bfffb48c | 3146 | rollback_lock_file(&lock); |
0a5f5759 | 3147 | free(filename_buf); |
3a1b3126 JK |
3148 | if (contents) |
3149 | munmap(contents, contents_sz); | |
54d160ec SS |
3150 | if (in_fd >= 0) |
3151 | close(in_fd); | |
2a00e594 | 3152 | config_store_data_clear(&store); |
dafc88b1 | 3153 | return ret; |
93c1e079 JH |
3154 | |
3155 | write_err_out: | |
bfffb48c | 3156 | ret = write_error(get_lock_file_path(&lock)); |
93c1e079 JH |
3157 | goto out_free; |
3158 | ||
10bea152 JS |
3159 | } |
3160 | ||
3d180648 PS |
3161 | void git_config_set_multivar_in_file(const char *config_filename, |
3162 | const char *key, const char *value, | |
247e2f82 | 3163 | const char *value_pattern, unsigned flags) |
b4c8aba6 | 3164 | { |
1cae428e | 3165 | if (!git_config_set_multivar_in_file_gently(config_filename, key, value, |
247e2f82 | 3166 | value_pattern, flags)) |
1cae428e JK |
3167 | return; |
3168 | if (value) | |
8c3ca351 | 3169 | die(_("could not set '%s' to '%s'"), key, value); |
1cae428e JK |
3170 | else |
3171 | die(_("could not unset '%s'"), key); | |
b4c8aba6 PS |
3172 | } |
3173 | ||
30598ad0 | 3174 | int git_config_set_multivar_gently(const char *key, const char *value, |
247e2f82 | 3175 | const char *value_pattern, unsigned flags) |
5ec31182 | 3176 | { |
247e2f82 | 3177 | return git_config_set_multivar_in_file_gently(NULL, key, value, value_pattern, |
504ee129 | 3178 | flags); |
5ec31182 RR |
3179 | } |
3180 | ||
3d180648 | 3181 | void git_config_set_multivar(const char *key, const char *value, |
247e2f82 | 3182 | const char *value_pattern, unsigned flags) |
5ec31182 | 3183 | { |
247e2f82 | 3184 | git_config_set_multivar_in_file(NULL, key, value, value_pattern, |
504ee129 | 3185 | flags); |
5ec31182 RR |
3186 | } |
3187 | ||
118f8b24 PB |
3188 | static int section_name_match (const char *buf, const char *name) |
3189 | { | |
3190 | int i = 0, j = 0, dot = 0; | |
a4c0d463 AV |
3191 | if (buf[i] != '[') |
3192 | return 0; | |
3193 | for (i = 1; buf[i] && buf[i] != ']'; i++) { | |
118f8b24 PB |
3194 | if (!dot && isspace(buf[i])) { |
3195 | dot = 1; | |
3196 | if (name[j++] != '.') | |
3197 | break; | |
3198 | for (i++; isspace(buf[i]); i++) | |
3199 | ; /* do nothing */ | |
3200 | if (buf[i] != '"') | |
3201 | break; | |
3202 | continue; | |
3203 | } | |
3204 | if (buf[i] == '\\' && dot) | |
3205 | i++; | |
3206 | else if (buf[i] == '"' && dot) { | |
3207 | for (i++; isspace(buf[i]); i++) | |
3208 | ; /* do_nothing */ | |
3209 | break; | |
3210 | } | |
3211 | if (buf[i] != name[j++]) | |
3212 | break; | |
3213 | } | |
a4c0d463 AV |
3214 | if (buf[i] == ']' && name[j] == 0) { |
3215 | /* | |
3216 | * We match, now just find the right length offset by | |
3217 | * gobbling up any whitespace after it, as well | |
3218 | */ | |
3219 | i++; | |
3220 | for (; buf[i] && isspace(buf[i]); i++) | |
3221 | ; /* do nothing */ | |
3222 | return i; | |
3223 | } | |
3224 | return 0; | |
118f8b24 PB |
3225 | } |
3226 | ||
94a35b1a JK |
3227 | static int section_name_is_ok(const char *name) |
3228 | { | |
3229 | /* Empty section names are bogus. */ | |
3230 | if (!*name) | |
3231 | return 0; | |
3232 | ||
3233 | /* | |
3234 | * Before a dot, we must be alphanumeric or dash. After the first dot, | |
3235 | * anything goes, so we can stop checking. | |
3236 | */ | |
3237 | for (; *name && *name != '.'; name++) | |
3238 | if (*name != '-' && !isalnum(*name)) | |
3239 | return 0; | |
3240 | return 1; | |
3241 | } | |
3242 | ||
118f8b24 | 3243 | /* if new_name == NULL, the section is removed instead */ |
52d59cc6 | 3244 | static int git_config_copy_or_rename_section_in_file(const char *config_filename, |
fee8572c JS |
3245 | const char *old_name, |
3246 | const char *new_name, int copy) | |
0667fcfb | 3247 | { |
118f8b24 | 3248 | int ret = 0, remove = 0; |
42bd39b5 | 3249 | char *filename_buf = NULL; |
837e34eb | 3250 | struct lock_file lock = LOCK_INIT; |
0667fcfb JS |
3251 | int out_fd; |
3252 | char buf[1024]; | |
4db7dbdb | 3253 | FILE *config_file = NULL; |
daa22c6f | 3254 | struct stat st; |
52d59cc6 | 3255 | struct strbuf copystr = STRBUF_INIT; |
fee8572c JS |
3256 | struct config_store_data store; |
3257 | ||
3258 | memset(&store, 0, sizeof(store)); | |
0667fcfb | 3259 | |
94a35b1a | 3260 | if (new_name && !section_name_is_ok(new_name)) { |
a769bfc7 | 3261 | ret = error(_("invalid section name: %s"), new_name); |
c06fa62d | 3262 | goto out_no_rollback; |
94a35b1a JK |
3263 | } |
3264 | ||
42bd39b5 JK |
3265 | if (!config_filename) |
3266 | config_filename = filename_buf = git_pathdup("config"); | |
3267 | ||
837e34eb | 3268 | out_fd = hold_lock_file_for_update(&lock, config_filename, 0); |
fc1905bb | 3269 | if (out_fd < 0) { |
a769bfc7 | 3270 | ret = error(_("could not lock config file %s"), config_filename); |
fc1905bb JH |
3271 | goto out; |
3272 | } | |
0667fcfb | 3273 | |
fc1905bb | 3274 | if (!(config_file = fopen(config_filename, "rb"))) { |
11dc1fcb NTND |
3275 | ret = warn_on_fopen_errors(config_filename); |
3276 | if (ret) | |
3277 | goto out; | |
01ebb9dc | 3278 | /* no config file means nothing to rename, no error */ |
6e45b43f | 3279 | goto commit_and_out; |
fc1905bb | 3280 | } |
0667fcfb | 3281 | |
29647d79 NTND |
3282 | if (fstat(fileno(config_file), &st) == -1) { |
3283 | ret = error_errno(_("fstat on %s failed"), config_filename); | |
3284 | goto out; | |
3285 | } | |
daa22c6f | 3286 | |
837e34eb | 3287 | if (chmod(get_lock_file_path(&lock), st.st_mode & 07777) < 0) { |
a769bfc7 | 3288 | ret = error_errno(_("chmod on %s failed"), |
837e34eb | 3289 | get_lock_file_path(&lock)); |
daa22c6f EW |
3290 | goto out; |
3291 | } | |
3292 | ||
0667fcfb | 3293 | while (fgets(buf, sizeof(buf), config_file)) { |
aec0bba1 | 3294 | unsigned i; |
480c9e52 | 3295 | int length; |
52d59cc6 | 3296 | int is_section = 0; |
9a5abfc7 | 3297 | char *output = buf; |
0667fcfb JS |
3298 | for (i = 0; buf[i] && isspace(buf[i]); i++) |
3299 | ; /* do nothing */ | |
3300 | if (buf[i] == '[') { | |
3301 | /* it's a section */ | |
52d59cc6 SD |
3302 | int offset; |
3303 | is_section = 1; | |
3304 | ||
3305 | /* | |
3306 | * When encountering a new section under -c we | |
3307 | * need to flush out any section we're already | |
3308 | * coping and begin anew. There might be | |
3309 | * multiple [branch "$name"] sections. | |
3310 | */ | |
3311 | if (copystr.len > 0) { | |
c5e3bc6e | 3312 | if (write_in_full(out_fd, copystr.buf, copystr.len) < 0) { |
0b646bca | 3313 | ret = write_error(get_lock_file_path(&lock)); |
52d59cc6 SD |
3314 | goto out; |
3315 | } | |
3316 | strbuf_reset(©str); | |
3317 | } | |
3318 | ||
3319 | offset = section_name_match(&buf[i], old_name); | |
a4c0d463 | 3320 | if (offset > 0) { |
118f8b24 PB |
3321 | ret++; |
3322 | if (new_name == NULL) { | |
3323 | remove = 1; | |
0667fcfb JS |
3324 | continue; |
3325 | } | |
0667fcfb | 3326 | store.baselen = strlen(new_name); |
52d59cc6 | 3327 | if (!copy) { |
fee8572c | 3328 | if (write_section(out_fd, new_name, &store) < 0) { |
0b646bca | 3329 | ret = write_error(get_lock_file_path(&lock)); |
52d59cc6 SD |
3330 | goto out; |
3331 | } | |
9a5abfc7 | 3332 | /* |
52d59cc6 SD |
3333 | * We wrote out the new section, with |
3334 | * a newline, now skip the old | |
3335 | * section's length | |
9a5abfc7 | 3336 | */ |
52d59cc6 SD |
3337 | output += offset + i; |
3338 | if (strlen(output) > 0) { | |
3339 | /* | |
3340 | * More content means there's | |
3341 | * a declaration to put on the | |
3342 | * next line; indent with a | |
3343 | * tab | |
3344 | */ | |
3345 | output -= 1; | |
3346 | output[0] = '\t'; | |
3347 | } | |
3348 | } else { | |
fee8572c | 3349 | copystr = store_create_section(new_name, &store); |
9a5abfc7 | 3350 | } |
0667fcfb | 3351 | } |
118f8b24 | 3352 | remove = 0; |
0667fcfb | 3353 | } |
118f8b24 PB |
3354 | if (remove) |
3355 | continue; | |
9a5abfc7 | 3356 | length = strlen(output); |
52d59cc6 SD |
3357 | |
3358 | if (!is_section && copystr.len > 0) { | |
3359 | strbuf_add(©str, output, length); | |
3360 | } | |
3361 | ||
06f46f23 | 3362 | if (write_in_full(out_fd, output, length) < 0) { |
837e34eb | 3363 | ret = write_error(get_lock_file_path(&lock)); |
480c9e52 AW |
3364 | goto out; |
3365 | } | |
0667fcfb | 3366 | } |
52d59cc6 SD |
3367 | |
3368 | /* | |
3369 | * Copy a trailing section at the end of the config, won't be | |
3370 | * flushed by the usual "flush because we have a new section | |
3371 | * logic in the loop above. | |
3372 | */ | |
3373 | if (copystr.len > 0) { | |
c5e3bc6e | 3374 | if (write_in_full(out_fd, copystr.buf, copystr.len) < 0) { |
0b646bca | 3375 | ret = write_error(get_lock_file_path(&lock)); |
52d59cc6 SD |
3376 | goto out; |
3377 | } | |
3378 | strbuf_reset(©str); | |
3379 | } | |
3380 | ||
fc1905bb | 3381 | fclose(config_file); |
4db7dbdb | 3382 | config_file = NULL; |
6e45b43f | 3383 | commit_and_out: |
837e34eb | 3384 | if (commit_lock_file(&lock) < 0) |
a769bfc7 | 3385 | ret = error_errno(_("could not write config file %s"), |
f0658ec9 | 3386 | config_filename); |
8b590075 | 3387 | out: |
4db7dbdb JS |
3388 | if (config_file) |
3389 | fclose(config_file); | |
837e34eb | 3390 | rollback_lock_file(&lock); |
c06fa62d | 3391 | out_no_rollback: |
42bd39b5 | 3392 | free(filename_buf); |
2a00e594 | 3393 | config_store_data_clear(&store); |
0667fcfb JS |
3394 | return ret; |
3395 | } | |
40ea4ed9 | 3396 | |
52d59cc6 SD |
3397 | int git_config_rename_section_in_file(const char *config_filename, |
3398 | const char *old_name, const char *new_name) | |
3399 | { | |
3400 | return git_config_copy_or_rename_section_in_file(config_filename, | |
3401 | old_name, new_name, 0); | |
3402 | } | |
3403 | ||
42bd39b5 JK |
3404 | int git_config_rename_section(const char *old_name, const char *new_name) |
3405 | { | |
4a7bb5ba | 3406 | return git_config_rename_section_in_file(NULL, old_name, new_name); |
42bd39b5 JK |
3407 | } |
3408 | ||
52d59cc6 SD |
3409 | int git_config_copy_section_in_file(const char *config_filename, |
3410 | const char *old_name, const char *new_name) | |
3411 | { | |
3412 | return git_config_copy_or_rename_section_in_file(config_filename, | |
3413 | old_name, new_name, 1); | |
3414 | } | |
3415 | ||
3416 | int git_config_copy_section(const char *old_name, const char *new_name) | |
3417 | { | |
3418 | return git_config_copy_section_in_file(NULL, old_name, new_name); | |
3419 | } | |
3420 | ||
40ea4ed9 JH |
3421 | /* |
3422 | * Call this to report error for your variable that should not | |
3423 | * get a boolean value (i.e. "[my] var" means "true"). | |
3424 | */ | |
a469a101 | 3425 | #undef config_error_nonbool |
40ea4ed9 JH |
3426 | int config_error_nonbool(const char *var) |
3427 | { | |
a769bfc7 | 3428 | return error(_("missing value for '%s'"), var); |
40ea4ed9 | 3429 | } |
1b86bbb0 JK |
3430 | |
3431 | int parse_config_key(const char *var, | |
3432 | const char *section, | |
f5914f4b | 3433 | const char **subsection, size_t *subsection_len, |
1b86bbb0 JK |
3434 | const char **key) |
3435 | { | |
1b86bbb0 JK |
3436 | const char *dot; |
3437 | ||
3438 | /* Does it start with "section." ? */ | |
e3394fdc | 3439 | if (!skip_prefix(var, section, &var) || *var != '.') |
1b86bbb0 JK |
3440 | return -1; |
3441 | ||
3442 | /* | |
3443 | * Find the key; we don't know yet if we have a subsection, but we must | |
3444 | * parse backwards from the end, since the subsection may have dots in | |
3445 | * it, too. | |
3446 | */ | |
3447 | dot = strrchr(var, '.'); | |
3448 | *key = dot + 1; | |
3449 | ||
3450 | /* Did we have a subsection at all? */ | |
e3394fdc | 3451 | if (dot == var) { |
48f8d9f7 JK |
3452 | if (subsection) { |
3453 | *subsection = NULL; | |
3454 | *subsection_len = 0; | |
3455 | } | |
1b86bbb0 JK |
3456 | } |
3457 | else { | |
48f8d9f7 JK |
3458 | if (!subsection) |
3459 | return -1; | |
e3394fdc | 3460 | *subsection = var + 1; |
1b86bbb0 JK |
3461 | *subsection_len = dot - *subsection; |
3462 | } | |
3463 | ||
3464 | return 0; | |
3465 | } | |
473166b9 LS |
3466 | |
3467 | const char *current_config_origin_type(void) | |
3468 | { | |
1b8132d9 | 3469 | int type; |
0d44a2da JK |
3470 | if (current_config_kvi) |
3471 | type = current_config_kvi->origin_type; | |
3472 | else if(cf) | |
3473 | type = cf->origin_type; | |
3474 | else | |
033abf97 | 3475 | BUG("current_config_origin_type called outside config callback"); |
1b8132d9 VA |
3476 | |
3477 | switch (type) { | |
3478 | case CONFIG_ORIGIN_BLOB: | |
3479 | return "blob"; | |
3480 | case CONFIG_ORIGIN_FILE: | |
3481 | return "file"; | |
3482 | case CONFIG_ORIGIN_STDIN: | |
3483 | return "standard input"; | |
3484 | case CONFIG_ORIGIN_SUBMODULE_BLOB: | |
3485 | return "submodule-blob"; | |
3486 | case CONFIG_ORIGIN_CMDLINE: | |
3487 | return "command line"; | |
3488 | default: | |
033abf97 | 3489 | BUG("unknown config origin type"); |
1b8132d9 | 3490 | } |
473166b9 LS |
3491 | } |
3492 | ||
a5cb4204 MR |
3493 | const char *config_scope_name(enum config_scope scope) |
3494 | { | |
3495 | switch (scope) { | |
3496 | case CONFIG_SCOPE_SYSTEM: | |
3497 | return "system"; | |
3498 | case CONFIG_SCOPE_GLOBAL: | |
3499 | return "global"; | |
6dc905d9 MR |
3500 | case CONFIG_SCOPE_LOCAL: |
3501 | return "local"; | |
3502 | case CONFIG_SCOPE_WORKTREE: | |
3503 | return "worktree"; | |
6766e41b MR |
3504 | case CONFIG_SCOPE_COMMAND: |
3505 | return "command"; | |
9a83d088 MR |
3506 | case CONFIG_SCOPE_SUBMODULE: |
3507 | return "submodule"; | |
a5cb4204 MR |
3508 | default: |
3509 | return "unknown"; | |
3510 | } | |
3511 | } | |
3512 | ||
473166b9 LS |
3513 | const char *current_config_name(void) |
3514 | { | |
0d44a2da JK |
3515 | const char *name; |
3516 | if (current_config_kvi) | |
3517 | name = current_config_kvi->filename; | |
3518 | else if (cf) | |
3519 | name = cf->name; | |
3520 | else | |
033abf97 | 3521 | BUG("current_config_name called outside config callback"); |
0d44a2da | 3522 | return name ? name : ""; |
473166b9 | 3523 | } |
9acc5911 JK |
3524 | |
3525 | enum config_scope current_config_scope(void) | |
3526 | { | |
3527 | if (current_config_kvi) | |
3528 | return current_config_kvi->scope; | |
3529 | else | |
3530 | return current_parsing_scope; | |
473166b9 | 3531 | } |
a73b3680 | 3532 | |
f2a2327a BW |
3533 | int current_config_line(void) |
3534 | { | |
3535 | if (current_config_kvi) | |
3536 | return current_config_kvi->linenr; | |
3537 | else | |
3538 | return cf->linenr; | |
3539 | } | |
3540 | ||
a73b3680 NTND |
3541 | int lookup_config(const char **mapping, int nr_mapping, const char *var) |
3542 | { | |
3543 | int i; | |
3544 | ||
3545 | for (i = 0; i < nr_mapping; i++) { | |
3546 | const char *name = mapping[i]; | |
3547 | ||
3548 | if (name && !strcasecmp(var, name)) | |
3549 | return i; | |
3550 | } | |
3551 | return -1; | |
3552 | } |