]>
Commit | Line | Data |
---|---|---|
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 | */ | |
5e3f94df | 8 | #include "git-compat-util.h" |
0b027f6c | 9 | #include "abspath.h" |
6c6ddf92 | 10 | #include "advice.h" |
88c7b4c3 | 11 | #include "date.h" |
e730b81d | 12 | #include "branch.h" |
b2141fc1 | 13 | #include "config.h" |
b1bda751 | 14 | #include "parse.h" |
73359a9b | 15 | #include "convert.h" |
d8d77153 | 16 | #include "environment.h" |
f394e093 | 17 | #include "gettext.h" |
b5fa6081 | 18 | #include "ident.h" |
3b256228 | 19 | #include "repository.h" |
697cc8ef | 20 | #include "lockfile.h" |
47115569 | 21 | #include "mailmap.h" |
9f9c40cf | 22 | #include "attr.h" |
d807c4a0 | 23 | #include "exec-cmd.h" |
572e4f6a | 24 | #include "strbuf.h" |
2b64fc89 | 25 | #include "quote.h" |
3c8687a7 TA |
26 | #include "hashmap.h" |
27 | #include "string-list.h" | |
dabab1d6 | 28 | #include "object-name.h" |
a034e910 | 29 | #include "object-store-ll.h" |
ca4eed70 | 30 | #include "pager.h" |
c339932b | 31 | #include "path.h" |
599446dc | 32 | #include "utf8.h" |
6d2f9acc | 33 | #include "color.h" |
07b2c0ea | 34 | #include "refs.h" |
e38da487 | 35 | #include "setup.h" |
08c46a49 | 36 | #include "strvec.h" |
74ea5c95 | 37 | #include "trace2.h" |
dd77d587 | 38 | #include "wildmatch.h" |
64122313 | 39 | #include "ws.h" |
d48be35c | 40 | #include "write-or-die.h" |
17712991 | 41 | |
4d8dd149 HV |
42 | struct config_source { |
43 | struct config_source *prev; | |
44 | union { | |
45 | FILE *file; | |
1bc88819 HV |
46 | struct config_buf { |
47 | const char *buf; | |
48 | size_t len; | |
49 | size_t pos; | |
50 | } buf; | |
4d8dd149 | 51 | } u; |
1b8132d9 | 52 | enum config_origin_type origin_type; |
924aaf3e | 53 | const char *name; |
d14d4244 | 54 | const char *path; |
66f97228 | 55 | enum config_error_action default_error_action; |
924aaf3e RJ |
56 | int linenr; |
57 | int eof; | |
348482de | 58 | size_t total_len; |
924aaf3e | 59 | struct strbuf value; |
0971e992 | 60 | struct strbuf var; |
2d84f13d | 61 | unsigned subsection_case_sensitive : 1; |
924aaf3e | 62 | |
49d6cfa5 JK |
63 | int (*do_fgetc)(struct config_source *c); |
64 | int (*do_ungetc)(int c, struct config_source *conf); | |
65 | long (*do_ftell)(struct config_source *c); | |
4d8dd149 | 66 | }; |
c009bc89 | 67 | #define CONFIG_SOURCE_INIT { 0 } |
4d8dd149 | 68 | |
8de7eeb5 | 69 | static int pack_compression_seen; |
960ccca6 DH |
70 | static int zlib_compression_seen; |
71 | ||
5b3c6507 GC |
72 | /* |
73 | * Config that comes from trusted scopes, namely: | |
74 | * - CONFIG_SCOPE_SYSTEM (e.g. /etc/gitconfig) | |
75 | * - CONFIG_SCOPE_GLOBAL (e.g. $HOME/.gitconfig, $XDG_CONFIG_HOME/git) | |
76 | * - CONFIG_SCOPE_COMMAND (e.g. "-c" option, environment variables) | |
77 | * | |
78 | * This is declared here for code cleanliness, but unlike the other | |
79 | * static variables, this does not hold config parser state. | |
80 | */ | |
81 | static struct config_set protected_config; | |
82 | ||
4d8dd149 HV |
83 | static int config_file_fgetc(struct config_source *conf) |
84 | { | |
260d408e | 85 | return getc_unlocked(conf->u.file); |
4d8dd149 HV |
86 | } |
87 | ||
88 | static int config_file_ungetc(int c, struct config_source *conf) | |
89 | { | |
90 | return ungetc(c, conf->u.file); | |
91 | } | |
92 | ||
93 | static long config_file_ftell(struct config_source *conf) | |
94 | { | |
95 | return ftell(conf->u.file); | |
96 | } | |
97 | ||
1bc88819 HV |
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 | ||
ed69e11b JT |
123 | struct config_include_data { |
124 | int depth; | |
125 | config_fn_t fn; | |
126 | void *data; | |
127 | const struct config_options *opts; | |
399b1984 | 128 | struct git_config_source *config_source; |
9b6b06c1 | 129 | struct repository *repo; |
399b1984 JT |
130 | |
131 | /* | |
132 | * All remote URLs discovered when reading all config files. | |
133 | */ | |
134 | struct string_list *remote_urls; | |
ed69e11b JT |
135 | }; |
136 | #define CONFIG_INCLUDE_INIT { 0 } | |
137 | ||
a4e7e317 GC |
138 | static int git_config_include(const char *var, const char *value, |
139 | const struct config_context *ctx, void *data); | |
ed69e11b | 140 | |
9b25a0b5 | 141 | #define MAX_INCLUDE_DEPTH 10 |
a769bfc7 | 142 | static const char include_depth_advice[] = N_( |
9b25a0b5 JK |
143 | "exceeded maximum include depth (%d) while including\n" |
144 | " %s\n" | |
145 | "from\n" | |
146 | " %s\n" | |
27c929ed | 147 | "This might be due to circular includes."); |
908857a9 | 148 | static int handle_path_include(const struct key_value_info *kvi, |
26b66932 | 149 | const char *path, |
c97f3ed2 | 150 | struct config_include_data *inc) |
9b25a0b5 JK |
151 | { |
152 | int ret = 0; | |
153 | struct strbuf buf = STRBUF_INIT; | |
67beb600 | 154 | char *expanded; |
4c0a89fc | 155 | |
67beb600 JK |
156 | if (!path) |
157 | return config_error_nonbool("include.path"); | |
158 | ||
a03b097d | 159 | expanded = interpolate_path(path, 0); |
4c0a89fc | 160 | if (!expanded) |
a769bfc7 | 161 | return error(_("could not expand include path '%s'"), path); |
4c0a89fc | 162 | path = expanded; |
9b25a0b5 JK |
163 | |
164 | /* | |
165 | * Use an absolute path as-is, but interpret relative paths | |
166 | * based on the including config file. | |
167 | */ | |
168 | if (!is_absolute_path(path)) { | |
169 | char *slash; | |
170 | ||
908857a9 | 171 | if (!kvi || !kvi->path) { |
25ad7221 ÆAB |
172 | ret = error(_("relative config includes must come from files")); |
173 | goto cleanup; | |
174 | } | |
9b25a0b5 | 175 | |
908857a9 | 176 | slash = find_last_dir_sep(kvi->path); |
9b25a0b5 | 177 | if (slash) |
908857a9 | 178 | strbuf_add(&buf, kvi->path, slash - kvi->path + 1); |
9b25a0b5 JK |
179 | strbuf_addstr(&buf, path); |
180 | path = buf.buf; | |
181 | } | |
182 | ||
4698c8fe | 183 | if (!access_or_die(path, R_OK, 0)) { |
9b25a0b5 | 184 | if (++inc->depth > MAX_INCLUDE_DEPTH) |
a769bfc7 | 185 | die(_(include_depth_advice), MAX_INCLUDE_DEPTH, path, |
908857a9 GC |
186 | !kvi ? "<unknown>" : |
187 | kvi->filename ? kvi->filename : | |
3258258f | 188 | "the command line"); |
809d8680 | 189 | ret = git_config_from_file_with_options(git_config_include, path, inc, |
26b66932 | 190 | kvi->scope, NULL); |
9b25a0b5 JK |
191 | inc->depth--; |
192 | } | |
25ad7221 | 193 | cleanup: |
9b25a0b5 | 194 | strbuf_release(&buf); |
4c0a89fc | 195 | free(expanded); |
9b25a0b5 JK |
196 | return ret; |
197 | } | |
198 | ||
07b2c0ea DL |
199 | static void add_trailing_starstar_for_dir(struct strbuf *pat) |
200 | { | |
201 | if (pat->len && is_dir_sep(pat->buf[pat->len - 1])) | |
202 | strbuf_addstr(pat, "**"); | |
203 | } | |
204 | ||
908857a9 | 205 | static int prepare_include_condition_pattern(const struct key_value_info *kvi, |
c97f3ed2 | 206 | struct strbuf *pat) |
3efd0bed NTND |
207 | { |
208 | struct strbuf path = STRBUF_INIT; | |
209 | char *expanded; | |
210 | int prefix = 0; | |
211 | ||
a03b097d | 212 | expanded = interpolate_path(pat->buf, 1); |
3efd0bed NTND |
213 | if (expanded) { |
214 | strbuf_reset(pat); | |
215 | strbuf_addstr(pat, expanded); | |
216 | free(expanded); | |
217 | } | |
218 | ||
219 | if (pat->buf[0] == '.' && is_dir_sep(pat->buf[1])) { | |
220 | const char *slash; | |
221 | ||
908857a9 | 222 | if (!kvi || !kvi->path) |
3efd0bed NTND |
223 | return error(_("relative config include " |
224 | "conditionals must come from files")); | |
225 | ||
908857a9 | 226 | strbuf_realpath(&path, kvi->path, 1); |
3efd0bed NTND |
227 | slash = find_last_dir_sep(path.buf); |
228 | if (!slash) | |
033abf97 | 229 | BUG("how is this possible?"); |
3efd0bed NTND |
230 | strbuf_splice(pat, 0, 1, path.buf, slash - path.buf); |
231 | prefix = slash - path.buf + 1 /* slash */; | |
232 | } else if (!is_absolute_path(pat->buf)) | |
a91cc7fa | 233 | strbuf_insertstr(pat, 0, "**/"); |
3efd0bed | 234 | |
07b2c0ea | 235 | add_trailing_starstar_for_dir(pat); |
3efd0bed NTND |
236 | |
237 | strbuf_release(&path); | |
238 | return prefix; | |
239 | } | |
240 | ||
908857a9 | 241 | static int include_by_gitdir(const struct key_value_info *kvi, |
c97f3ed2 | 242 | const struct config_options *opts, |
2185fde5 | 243 | const char *cond, size_t cond_len, int icase) |
3efd0bed NTND |
244 | { |
245 | struct strbuf text = STRBUF_INIT; | |
246 | struct strbuf pattern = STRBUF_INIT; | |
247 | int ret = 0, prefix; | |
2185fde5 | 248 | const char *git_dir; |
0624c63c | 249 | int already_tried_absolute = 0; |
3efd0bed | 250 | |
2185fde5 NTND |
251 | if (opts->git_dir) |
252 | git_dir = opts->git_dir; | |
2185fde5 NTND |
253 | else |
254 | goto done; | |
255 | ||
c9672ba4 | 256 | strbuf_realpath(&text, git_dir, 1); |
3efd0bed | 257 | strbuf_add(&pattern, cond, cond_len); |
908857a9 | 258 | prefix = prepare_include_condition_pattern(kvi, &pattern); |
3efd0bed | 259 | |
0624c63c | 260 | again: |
3efd0bed NTND |
261 | if (prefix < 0) |
262 | goto done; | |
263 | ||
264 | if (prefix > 0) { | |
265 | /* | |
266 | * perform literal matching on the prefix part so that | |
267 | * any wildcard character in it can't create side effects. | |
268 | */ | |
269 | if (text.len < prefix) | |
270 | goto done; | |
271 | if (!icase && strncmp(pattern.buf, text.buf, prefix)) | |
272 | goto done; | |
273 | if (icase && strncasecmp(pattern.buf, text.buf, prefix)) | |
274 | goto done; | |
275 | } | |
276 | ||
277 | ret = !wildmatch(pattern.buf + prefix, text.buf + prefix, | |
19e7fdaa | 278 | WM_PATHNAME | (icase ? WM_CASEFOLD : 0)); |
3efd0bed | 279 | |
0624c63c ÆAB |
280 | if (!ret && !already_tried_absolute) { |
281 | /* | |
282 | * We've tried e.g. matching gitdir:~/work, but if | |
283 | * ~/work is a symlink to /mnt/storage/work | |
284 | * strbuf_realpath() will expand it, so the rule won't | |
285 | * match. Let's match against a | |
286 | * strbuf_add_absolute_path() version of the path, | |
287 | * which'll do the right thing | |
288 | */ | |
289 | strbuf_reset(&text); | |
290 | strbuf_add_absolute_path(&text, git_dir); | |
291 | already_tried_absolute = 1; | |
292 | goto again; | |
293 | } | |
3efd0bed NTND |
294 | done: |
295 | strbuf_release(&pattern); | |
296 | strbuf_release(&text); | |
297 | return ret; | |
298 | } | |
299 | ||
07b2c0ea DL |
300 | static int include_by_branch(const char *cond, size_t cond_len) |
301 | { | |
302 | int flags; | |
303 | int ret; | |
304 | struct strbuf pattern = STRBUF_INIT; | |
22932d91 | 305 | const char *refname = !the_repository->gitdir ? |
85fe0e80 | 306 | NULL : resolve_ref_unsafe("HEAD", 0, NULL, &flags); |
07b2c0ea DL |
307 | const char *shortname; |
308 | ||
309 | if (!refname || !(flags & REF_ISSYMREF) || | |
310 | !skip_prefix(refname, "refs/heads/", &shortname)) | |
311 | return 0; | |
312 | ||
313 | strbuf_add(&pattern, cond, cond_len); | |
314 | add_trailing_starstar_for_dir(&pattern); | |
315 | ret = !wildmatch(pattern.buf, shortname, WM_PATHNAME); | |
316 | strbuf_release(&pattern); | |
317 | return ret; | |
318 | } | |
319 | ||
a4e7e317 GC |
320 | static int add_remote_url(const char *var, const char *value, |
321 | const struct config_context *ctx UNUSED, void *data) | |
399b1984 JT |
322 | { |
323 | struct string_list *remote_urls = data; | |
324 | const char *remote_name; | |
325 | size_t remote_name_len; | |
326 | const char *key; | |
327 | ||
328 | if (!parse_config_key(var, "remote", &remote_name, &remote_name_len, | |
329 | &key) && | |
330 | remote_name && | |
331 | !strcmp(key, "url")) | |
332 | string_list_append(remote_urls, value); | |
333 | return 0; | |
334 | } | |
335 | ||
336 | static void populate_remote_urls(struct config_include_data *inc) | |
337 | { | |
338 | struct config_options opts; | |
339 | ||
399b1984 JT |
340 | opts = *inc->opts; |
341 | opts.unconditional_remote_url = 1; | |
342 | ||
399b1984 JT |
343 | inc->remote_urls = xmalloc(sizeof(*inc->remote_urls)); |
344 | string_list_init_dup(inc->remote_urls); | |
9b6b06c1 VD |
345 | config_with_options(add_remote_url, inc->remote_urls, |
346 | inc->config_source, inc->repo, &opts); | |
399b1984 JT |
347 | } |
348 | ||
5cf88fd8 | 349 | static int forbid_remote_url(const char *var, const char *value UNUSED, |
a4e7e317 | 350 | const struct config_context *ctx UNUSED, |
5cf88fd8 | 351 | void *data UNUSED) |
399b1984 JT |
352 | { |
353 | const char *remote_name; | |
354 | size_t remote_name_len; | |
355 | const char *key; | |
356 | ||
357 | if (!parse_config_key(var, "remote", &remote_name, &remote_name_len, | |
358 | &key) && | |
359 | remote_name && | |
360 | !strcmp(key, "url")) | |
361 | die(_("remote URLs cannot be configured in file directly or indirectly included by includeIf.hasconfig:remote.*.url")); | |
362 | return 0; | |
363 | } | |
364 | ||
365 | static int at_least_one_url_matches_glob(const char *glob, int glob_len, | |
366 | struct string_list *remote_urls) | |
367 | { | |
368 | struct strbuf pattern = STRBUF_INIT; | |
369 | struct string_list_item *url_item; | |
370 | int found = 0; | |
371 | ||
372 | strbuf_add(&pattern, glob, glob_len); | |
373 | for_each_string_list_item(url_item, remote_urls) { | |
374 | if (!wildmatch(pattern.buf, url_item->string, WM_PATHNAME)) { | |
375 | found = 1; | |
376 | break; | |
377 | } | |
378 | } | |
379 | strbuf_release(&pattern); | |
380 | return found; | |
381 | } | |
382 | ||
383 | static int include_by_remote_url(struct config_include_data *inc, | |
384 | const char *cond, size_t cond_len) | |
385 | { | |
386 | if (inc->opts->unconditional_remote_url) | |
387 | return 1; | |
388 | if (!inc->remote_urls) | |
389 | populate_remote_urls(inc); | |
390 | return at_least_one_url_matches_glob(cond, cond_len, | |
391 | inc->remote_urls); | |
392 | } | |
393 | ||
908857a9 | 394 | static int include_condition_is_true(const struct key_value_info *kvi, |
c97f3ed2 | 395 | struct config_include_data *inc, |
2185fde5 | 396 | const char *cond, size_t cond_len) |
3efd0bed | 397 | { |
399b1984 | 398 | const struct config_options *opts = inc->opts; |
3efd0bed NTND |
399 | |
400 | if (skip_prefix_mem(cond, cond_len, "gitdir:", &cond, &cond_len)) | |
908857a9 | 401 | return include_by_gitdir(kvi, opts, cond, cond_len, 0); |
3efd0bed | 402 | else if (skip_prefix_mem(cond, cond_len, "gitdir/i:", &cond, &cond_len)) |
908857a9 | 403 | return include_by_gitdir(kvi, opts, cond, cond_len, 1); |
07b2c0ea DL |
404 | else if (skip_prefix_mem(cond, cond_len, "onbranch:", &cond, &cond_len)) |
405 | return include_by_branch(cond, cond_len); | |
399b1984 JT |
406 | else if (skip_prefix_mem(cond, cond_len, "hasconfig:remote.*.url:", &cond, |
407 | &cond_len)) | |
408 | return include_by_remote_url(inc, cond, cond_len); | |
3efd0bed NTND |
409 | |
410 | /* unknown conditionals are always false */ | |
411 | return 0; | |
412 | } | |
413 | ||
a4e7e317 GC |
414 | static int git_config_include(const char *var, const char *value, |
415 | const struct config_context *ctx, | |
416 | void *data) | |
9b25a0b5 JK |
417 | { |
418 | struct config_include_data *inc = data; | |
3efd0bed | 419 | const char *cond, *key; |
f5914f4b | 420 | size_t cond_len; |
9b25a0b5 JK |
421 | int ret; |
422 | ||
423 | /* | |
424 | * Pass along all values, including "include" directives; this makes it | |
425 | * possible to query information on the includes themselves. | |
426 | */ | |
809d8680 | 427 | ret = inc->fn(var, value, ctx, inc->data); |
9b25a0b5 JK |
428 | if (ret < 0) |
429 | return ret; | |
430 | ||
37007c3a | 431 | if (!strcmp(var, "include.path")) |
908857a9 | 432 | ret = handle_path_include(ctx->kvi, value, inc); |
3efd0bed NTND |
433 | |
434 | if (!parse_config_key(var, "includeif", &cond, &cond_len, &key) && | |
908857a9 | 435 | cond && include_condition_is_true(ctx->kvi, inc, cond, cond_len) && |
399b1984 JT |
436 | !strcmp(key, "path")) { |
437 | config_fn_t old_fn = inc->fn; | |
438 | ||
439 | if (inc->opts->unconditional_remote_url) | |
440 | inc->fn = forbid_remote_url; | |
908857a9 | 441 | ret = handle_path_include(ctx->kvi, value, inc); |
399b1984 JT |
442 | inc->fn = old_fn; |
443 | } | |
3efd0bed | 444 | |
9b25a0b5 JK |
445 | return ret; |
446 | } | |
447 | ||
1ff21c05 | 448 | static void git_config_push_split_parameter(const char *key, const char *value) |
2b64fc89 JK |
449 | { |
450 | struct strbuf env = STRBUF_INIT; | |
451 | const char *old = getenv(CONFIG_DATA_ENVIRONMENT); | |
d1f88498 | 452 | if (old && *old) { |
2b64fc89 JK |
453 | strbuf_addstr(&env, old); |
454 | strbuf_addch(&env, ' '); | |
455 | } | |
1ff21c05 PS |
456 | sq_quote_buf(&env, key); |
457 | strbuf_addch(&env, '='); | |
458 | if (value) | |
459 | sq_quote_buf(&env, value); | |
2b64fc89 JK |
460 | setenv(CONFIG_DATA_ENVIRONMENT, env.buf, 1); |
461 | strbuf_release(&env); | |
462 | } | |
463 | ||
1ff21c05 PS |
464 | void git_config_push_parameter(const char *text) |
465 | { | |
466 | const char *value; | |
467 | ||
468 | /* | |
469 | * When we see: | |
470 | * | |
471 | * section.subsection=with=equals.key=value | |
472 | * | |
473 | * we cannot tell if it means: | |
474 | * | |
475 | * [section "subsection=with=equals"] | |
476 | * key = value | |
477 | * | |
478 | * or: | |
479 | * | |
480 | * [section] | |
481 | * subsection = with=equals.key=value | |
482 | * | |
483 | * We parse left-to-right for the first "=", meaning we'll prefer to | |
484 | * keep the value intact over the subsection. This is historical, but | |
485 | * also sensible since values are more likely to contain odd or | |
486 | * untrusted input than a section name. | |
487 | * | |
488 | * A missing equals is explicitly allowed (as a bool-only entry). | |
489 | */ | |
490 | value = strchr(text, '='); | |
491 | if (value) { | |
492 | char *key = xmemdupz(text, value - text); | |
493 | git_config_push_split_parameter(key, value + 1); | |
494 | free(key); | |
495 | } else { | |
496 | git_config_push_split_parameter(text, NULL); | |
497 | } | |
498 | } | |
499 | ||
ce81b1da PS |
500 | void git_config_push_env(const char *spec) |
501 | { | |
1ff21c05 | 502 | char *key; |
ce81b1da PS |
503 | const char *env_name; |
504 | const char *env_value; | |
505 | ||
506 | env_name = strrchr(spec, '='); | |
507 | if (!env_name) | |
508 | die(_("invalid config format: %s"), spec); | |
1ff21c05 | 509 | key = xmemdupz(spec, env_name - spec); |
ce81b1da PS |
510 | env_name++; |
511 | if (!*env_name) | |
512 | die(_("missing environment variable name for configuration '%.*s'"), | |
513 | (int)(env_name - spec - 1), spec); | |
514 | ||
515 | env_value = getenv(env_name); | |
516 | if (!env_value) | |
517 | die(_("missing environment variable '%s' for configuration '%.*s'"), | |
518 | env_name, (int)(env_name - spec - 1), spec); | |
519 | ||
1ff21c05 PS |
520 | git_config_push_split_parameter(key, env_value); |
521 | free(key); | |
ce81b1da PS |
522 | } |
523 | ||
ee98df3f JH |
524 | static inline int iskeychar(int c) |
525 | { | |
526 | return isalnum(c) || c == '-'; | |
527 | } | |
528 | ||
529 | /* | |
530 | * Auxiliary function to sanity-check and split the key into the section | |
531 | * identifier and variable name. | |
532 | * | |
533 | * Returns 0 on success, -1 when there is an invalid character in the key and | |
534 | * -2 if there is no section name in the key. | |
535 | * | |
536 | * store_key - pointer to char* which will hold a copy of the key with | |
537 | * lowercase section and variable name | |
f011a965 | 538 | * baselen - pointer to size_t which will hold the length of the |
ee98df3f JH |
539 | * section + subsection part, can be NULL |
540 | */ | |
73c5f670 | 541 | int git_config_parse_key(const char *key, char **store_key, size_t *baselen_) |
ee98df3f | 542 | { |
f011a965 JK |
543 | size_t i, baselen; |
544 | int dot; | |
ee98df3f JH |
545 | const char *last_dot = strrchr(key, '.'); |
546 | ||
547 | /* | |
548 | * Since "key" actually contains the section name and the real | |
549 | * key name separated by a dot, we have to know where the dot is. | |
550 | */ | |
551 | ||
552 | if (last_dot == NULL || last_dot == key) { | |
73c5f670 | 553 | error(_("key does not contain a section: %s"), key); |
ee98df3f JH |
554 | return -CONFIG_NO_SECTION_OR_NAME; |
555 | } | |
556 | ||
557 | if (!last_dot[1]) { | |
73c5f670 | 558 | error(_("key does not contain variable name: %s"), key); |
ee98df3f JH |
559 | return -CONFIG_NO_SECTION_OR_NAME; |
560 | } | |
561 | ||
562 | baselen = last_dot - key; | |
563 | if (baselen_) | |
564 | *baselen_ = baselen; | |
565 | ||
566 | /* | |
567 | * Validate the key and while at it, lower case it for matching. | |
568 | */ | |
73c5f670 | 569 | *store_key = xmallocz(strlen(key)); |
ee98df3f JH |
570 | |
571 | dot = 0; | |
572 | for (i = 0; key[i]; i++) { | |
573 | unsigned char c = key[i]; | |
574 | if (c == '.') | |
575 | dot = 1; | |
576 | /* Leave the extended basename untouched.. */ | |
577 | if (!dot || i > baselen) { | |
578 | if (!iskeychar(c) || | |
579 | (i == baselen + 1 && !isalpha(c))) { | |
73c5f670 | 580 | error(_("invalid key: %s"), key); |
ee98df3f JH |
581 | goto out_free_ret_1; |
582 | } | |
583 | c = tolower(c); | |
584 | } else if (c == '\n') { | |
73c5f670 | 585 | error(_("invalid key (newline): %s"), key); |
ee98df3f JH |
586 | goto out_free_ret_1; |
587 | } | |
73c5f670 | 588 | (*store_key)[i] = c; |
ee98df3f JH |
589 | } |
590 | ||
591 | return 0; | |
592 | ||
593 | out_free_ret_1: | |
73c5f670 | 594 | FREE_AND_NULL(*store_key); |
ee98df3f JH |
595 | return -CONFIG_INVALID_KEY; |
596 | } | |
597 | ||
b342ae61 | 598 | static int config_parse_pair(const char *key, const char *value, |
26b66932 GC |
599 | struct key_value_info *kvi, |
600 | config_fn_t fn, void *data) | |
b342ae61 PS |
601 | { |
602 | char *canonical_name; | |
603 | int ret; | |
26b66932 GC |
604 | struct config_context ctx = { |
605 | .kvi = kvi, | |
606 | }; | |
b342ae61 PS |
607 | |
608 | if (!strlen(key)) | |
609 | return error(_("empty config key")); | |
610 | if (git_config_parse_key(key, &canonical_name, NULL)) | |
611 | return -1; | |
612 | ||
26b66932 | 613 | ret = (fn(canonical_name, value, &ctx, data) < 0) ? -1 : 0; |
b342ae61 PS |
614 | free(canonical_name); |
615 | return ret; | |
616 | } | |
617 | ||
26b66932 GC |
618 | |
619 | /* for values read from `git_config_from_parameters()` */ | |
620 | void kvi_from_param(struct key_value_info *out) | |
621 | { | |
622 | out->filename = NULL; | |
623 | out->linenr = -1; | |
624 | out->origin_type = CONFIG_ORIGIN_CMDLINE; | |
625 | out->scope = CONFIG_SCOPE_COMMAND; | |
908857a9 | 626 | out->path = NULL; |
26b66932 GC |
627 | } |
628 | ||
2496844b JK |
629 | int git_config_parse_parameter(const char *text, |
630 | config_fn_t fn, void *data) | |
8b1fa778 | 631 | { |
a789ca70 | 632 | const char *value; |
572e4f6a | 633 | struct strbuf **pair; |
1274a155 | 634 | int ret; |
26b66932 GC |
635 | struct key_value_info kvi = KVI_INIT; |
636 | ||
637 | kvi_from_param(&kvi); | |
a789ca70 | 638 | |
f77bccae | 639 | pair = strbuf_split_str(text, '=', 2); |
c5d6350b | 640 | if (!pair[0]) |
a769bfc7 | 641 | return error(_("bogus config parameter: %s"), text); |
a789ca70 JH |
642 | |
643 | if (pair[0]->len && pair[0]->buf[pair[0]->len - 1] == '=') { | |
572e4f6a | 644 | strbuf_setlen(pair[0], pair[0]->len - 1); |
a789ca70 JH |
645 | value = pair[1] ? pair[1]->buf : ""; |
646 | } else { | |
647 | value = NULL; | |
648 | } | |
649 | ||
572e4f6a AR |
650 | strbuf_trim(pair[0]); |
651 | if (!pair[0]->len) { | |
652 | strbuf_list_free(pair); | |
a769bfc7 | 653 | return error(_("bogus config parameter: %s"), text); |
8b1fa778 | 654 | } |
1274a155 | 655 | |
26b66932 | 656 | ret = config_parse_pair(pair[0]->buf, value, &kvi, fn, data); |
572e4f6a | 657 | strbuf_list_free(pair); |
1274a155 | 658 | return ret; |
8b1fa778 AR |
659 | } |
660 | ||
26b66932 GC |
661 | static int parse_config_env_list(char *env, struct key_value_info *kvi, |
662 | config_fn_t fn, void *data) | |
f9dbb64f JK |
663 | { |
664 | char *cur = env; | |
665 | while (cur && *cur) { | |
666 | const char *key = sq_dequote_step(cur, &cur); | |
667 | if (!key) | |
668 | return error(_("bogus format in %s"), | |
669 | CONFIG_DATA_ENVIRONMENT); | |
670 | ||
671 | if (!cur || isspace(*cur)) { | |
672 | /* old-style 'key=value' */ | |
673 | if (git_config_parse_parameter(key, fn, data) < 0) | |
674 | return -1; | |
675 | } | |
676 | else if (*cur == '=') { | |
677 | /* new-style 'key'='value' */ | |
678 | const char *value; | |
679 | ||
680 | cur++; | |
681 | if (*cur == '\'') { | |
682 | /* quoted value */ | |
683 | value = sq_dequote_step(cur, &cur); | |
684 | if (!value || (cur && !isspace(*cur))) { | |
685 | return error(_("bogus format in %s"), | |
686 | CONFIG_DATA_ENVIRONMENT); | |
687 | } | |
688 | } else if (!*cur || isspace(*cur)) { | |
689 | /* implicit bool: 'key'= */ | |
690 | value = NULL; | |
691 | } else { | |
692 | return error(_("bogus format in %s"), | |
693 | CONFIG_DATA_ENVIRONMENT); | |
694 | } | |
695 | ||
26b66932 | 696 | if (config_parse_pair(key, value, kvi, fn, data) < 0) |
f9dbb64f JK |
697 | return -1; |
698 | } | |
699 | else { | |
700 | /* unknown format */ | |
701 | return error(_("bogus format in %s"), | |
702 | CONFIG_DATA_ENVIRONMENT); | |
703 | } | |
704 | ||
705 | if (cur) { | |
706 | while (isspace(*cur)) | |
707 | cur++; | |
708 | } | |
709 | } | |
710 | return 0; | |
711 | } | |
712 | ||
06eb708f JK |
713 | int git_config_from_parameters(config_fn_t fn, void *data) |
714 | { | |
d8d77153 PS |
715 | const char *env; |
716 | struct strbuf envvar = STRBUF_INIT; | |
717 | struct strvec to_free = STRVEC_INIT; | |
a77d6db6 | 718 | int ret = 0; |
d8d77153 | 719 | char *envw = NULL; |
26b66932 | 720 | struct key_value_info kvi = KVI_INIT; |
3258258f | 721 | |
26b66932 | 722 | kvi_from_param(&kvi); |
d8d77153 PS |
723 | env = getenv(CONFIG_COUNT_ENVIRONMENT); |
724 | if (env) { | |
725 | unsigned long count; | |
726 | char *endp; | |
727 | int i; | |
2b64fc89 | 728 | |
d8d77153 PS |
729 | count = strtoul(env, &endp, 10); |
730 | if (*endp) { | |
731 | ret = error(_("bogus count in %s"), CONFIG_COUNT_ENVIRONMENT); | |
732 | goto out; | |
733 | } | |
734 | if (count > INT_MAX) { | |
735 | ret = error(_("too many entries in %s"), CONFIG_COUNT_ENVIRONMENT); | |
736 | goto out; | |
737 | } | |
738 | ||
739 | for (i = 0; i < count; i++) { | |
740 | const char *key, *value; | |
741 | ||
742 | strbuf_addf(&envvar, "GIT_CONFIG_KEY_%d", i); | |
743 | key = getenv_safe(&to_free, envvar.buf); | |
744 | if (!key) { | |
745 | ret = error(_("missing config key %s"), envvar.buf); | |
746 | goto out; | |
747 | } | |
748 | strbuf_reset(&envvar); | |
749 | ||
750 | strbuf_addf(&envvar, "GIT_CONFIG_VALUE_%d", i); | |
751 | value = getenv_safe(&to_free, envvar.buf); | |
752 | if (!value) { | |
753 | ret = error(_("missing config value %s"), envvar.buf); | |
754 | goto out; | |
755 | } | |
756 | strbuf_reset(&envvar); | |
757 | ||
26b66932 | 758 | if (config_parse_pair(key, value, &kvi, fn, data) < 0) { |
d8d77153 PS |
759 | ret = -1; |
760 | goto out; | |
761 | } | |
762 | } | |
2b64fc89 JK |
763 | } |
764 | ||
d8d77153 PS |
765 | env = getenv(CONFIG_DATA_ENVIRONMENT); |
766 | if (env) { | |
767 | /* sq_dequote will write over it */ | |
768 | envw = xstrdup(env); | |
26b66932 | 769 | if (parse_config_env_list(envw, &kvi, fn, data) < 0) { |
a77d6db6 JK |
770 | ret = -1; |
771 | goto out; | |
2b64fc89 JK |
772 | } |
773 | } | |
774 | ||
a77d6db6 | 775 | out: |
d8d77153 PS |
776 | strbuf_release(&envvar); |
777 | strvec_clear(&to_free); | |
2b64fc89 | 778 | free(envw); |
a77d6db6 | 779 | return ret; |
2b64fc89 JK |
780 | } |
781 | ||
9b4a6553 | 782 | static int get_next_char(struct config_source *cs) |
17712991 | 783 | { |
9b4a6553 | 784 | int c = cs->do_fgetc(cs); |
17712991 | 785 | |
dbb9a812 HV |
786 | if (c == '\r') { |
787 | /* DOS like systems */ | |
9b4a6553 | 788 | c = cs->do_fgetc(cs); |
dbb9a812 | 789 | if (c != '\n') { |
5e0be134 | 790 | if (c != EOF) |
9b4a6553 | 791 | cs->do_ungetc(c, cs); |
dbb9a812 | 792 | c = '\r'; |
17712991 LT |
793 | } |
794 | } | |
348482de | 795 | |
9b4a6553 | 796 | if (c != EOF && ++cs->total_len > INT_MAX) { |
348482de JK |
797 | /* |
798 | * This is an absurdly long config file; refuse to parse | |
799 | * further in order to protect downstream code from integer | |
800 | * overflows. Note that we can't return an error specifically, | |
801 | * but we can mark EOF and put trash in the return value, | |
802 | * which will trigger a parse error. | |
803 | */ | |
9b4a6553 | 804 | cs->eof = 1; |
348482de JK |
805 | return 0; |
806 | } | |
807 | ||
dbb9a812 | 808 | if (c == '\n') |
9b4a6553 | 809 | cs->linenr++; |
dbb9a812 | 810 | if (c == EOF) { |
9b4a6553 GC |
811 | cs->eof = 1; |
812 | cs->linenr++; | |
dbb9a812 HV |
813 | c = '\n'; |
814 | } | |
17712991 LT |
815 | return c; |
816 | } | |
817 | ||
9b4a6553 | 818 | static char *parse_value(struct config_source *cs) |
17712991 | 819 | { |
e96c19c5 | 820 | int quote = 0, comment = 0, space = 0; |
17712991 | 821 | |
9b4a6553 | 822 | strbuf_reset(&cs->value); |
17712991 | 823 | for (;;) { |
9b4a6553 | 824 | int c = get_next_char(cs); |
17712991 | 825 | if (c == '\n') { |
4b340593 | 826 | if (quote) { |
9b4a6553 | 827 | cs->linenr--; |
17712991 | 828 | return NULL; |
4b340593 | 829 | } |
9b4a6553 | 830 | return cs->value.buf; |
17712991 LT |
831 | } |
832 | if (comment) | |
833 | continue; | |
834 | if (isspace(c) && !quote) { | |
9b4a6553 | 835 | if (cs->value.len) |
ebdaae37 | 836 | space++; |
17712991 LT |
837 | continue; |
838 | } | |
7ebdba61 JS |
839 | if (!quote) { |
840 | if (c == ';' || c == '#') { | |
841 | comment = 1; | |
842 | continue; | |
843 | } | |
844 | } | |
ebdaae37 | 845 | for (; space; space--) |
9b4a6553 | 846 | strbuf_addch(&cs->value, ' '); |
17712991 | 847 | if (c == '\\') { |
9b4a6553 | 848 | c = get_next_char(cs); |
17712991 LT |
849 | switch (c) { |
850 | case '\n': | |
851 | continue; | |
852 | case 't': | |
853 | c = '\t'; | |
854 | break; | |
855 | case 'b': | |
856 | c = '\b'; | |
857 | break; | |
858 | case 'n': | |
859 | c = '\n'; | |
860 | break; | |
5cbb401d LT |
861 | /* Some characters escape as themselves */ |
862 | case '\\': case '"': | |
863 | break; | |
864 | /* Reject unknown escape sequences */ | |
865 | default: | |
866 | return NULL; | |
17712991 | 867 | } |
9b4a6553 | 868 | strbuf_addch(&cs->value, c); |
17712991 LT |
869 | continue; |
870 | } | |
871 | if (c == '"') { | |
872 | quote = 1-quote; | |
873 | continue; | |
874 | } | |
9b4a6553 | 875 | strbuf_addch(&cs->value, c); |
17712991 LT |
876 | } |
877 | } | |
878 | ||
809d8680 GC |
879 | static int get_value(struct config_source *cs, struct key_value_info *kvi, |
880 | config_fn_t fn, void *data, struct strbuf *name) | |
17712991 LT |
881 | { |
882 | int c; | |
883 | char *value; | |
b3b3f60b | 884 | int ret; |
809d8680 GC |
885 | struct config_context ctx = { |
886 | .kvi = kvi, | |
887 | }; | |
17712991 LT |
888 | |
889 | /* Get the full name */ | |
890 | for (;;) { | |
9b4a6553 GC |
891 | c = get_next_char(cs); |
892 | if (cs->eof) | |
17712991 | 893 | break; |
38c5afa8 | 894 | if (!iskeychar(c)) |
17712991 | 895 | break; |
0971e992 | 896 | strbuf_addch(name, tolower(c)); |
17712991 | 897 | } |
0971e992 | 898 | |
17712991 | 899 | while (c == ' ' || c == '\t') |
9b4a6553 | 900 | c = get_next_char(cs); |
17712991 LT |
901 | |
902 | value = NULL; | |
903 | if (c != '\n') { | |
904 | if (c != '=') | |
905 | return -1; | |
9b4a6553 | 906 | value = parse_value(cs); |
17712991 LT |
907 | if (!value) |
908 | return -1; | |
909 | } | |
b3b3f60b MM |
910 | /* |
911 | * We already consumed the \n, but we need linenr to point to | |
912 | * the line we just parsed during the call to fn to get | |
913 | * accurate line number in error messages. | |
914 | */ | |
9b4a6553 | 915 | cs->linenr--; |
809d8680 GC |
916 | kvi->linenr = cs->linenr; |
917 | ret = fn(name->buf, value, &ctx, data); | |
e2e14251 | 918 | if (ret >= 0) |
9b4a6553 | 919 | cs->linenr++; |
b3b3f60b | 920 | return ret; |
17712991 LT |
921 | } |
922 | ||
9b4a6553 | 923 | static int get_extended_base_var(struct config_source *cs, struct strbuf *name, |
c97f3ed2 | 924 | int c) |
d14f7764 | 925 | { |
9b4a6553 | 926 | cs->subsection_case_sensitive = 0; |
d14f7764 LT |
927 | do { |
928 | if (c == '\n') | |
4b340593 | 929 | goto error_incomplete_line; |
9b4a6553 | 930 | c = get_next_char(cs); |
d14f7764 LT |
931 | } while (isspace(c)); |
932 | ||
933 | /* We require the format to be '[base "extension"]' */ | |
934 | if (c != '"') | |
935 | return -1; | |
0971e992 | 936 | strbuf_addch(name, '.'); |
d14f7764 LT |
937 | |
938 | for (;;) { | |
9b4a6553 | 939 | int c = get_next_char(cs); |
d14f7764 | 940 | if (c == '\n') |
4b340593 | 941 | goto error_incomplete_line; |
d14f7764 LT |
942 | if (c == '"') |
943 | break; | |
944 | if (c == '\\') { | |
9b4a6553 | 945 | c = get_next_char(cs); |
d14f7764 | 946 | if (c == '\n') |
4b340593 | 947 | goto error_incomplete_line; |
d14f7764 | 948 | } |
0971e992 | 949 | strbuf_addch(name, c); |
d14f7764 LT |
950 | } |
951 | ||
952 | /* Final ']' */ | |
9b4a6553 | 953 | if (get_next_char(cs) != ']') |
d14f7764 | 954 | return -1; |
0971e992 | 955 | return 0; |
4b340593 | 956 | error_incomplete_line: |
9b4a6553 | 957 | cs->linenr--; |
4b340593 | 958 | return -1; |
d14f7764 LT |
959 | } |
960 | ||
9b4a6553 | 961 | static int get_base_var(struct config_source *cs, struct strbuf *name) |
17712991 | 962 | { |
9b4a6553 | 963 | cs->subsection_case_sensitive = 1; |
17712991 | 964 | for (;;) { |
9b4a6553 GC |
965 | int c = get_next_char(cs); |
966 | if (cs->eof) | |
17712991 LT |
967 | return -1; |
968 | if (c == ']') | |
0971e992 | 969 | return 0; |
d14f7764 | 970 | if (isspace(c)) |
9b4a6553 | 971 | return get_extended_base_var(cs, name, c); |
38c5afa8 | 972 | if (!iskeychar(c) && c != '.') |
17712991 | 973 | return -1; |
0971e992 | 974 | strbuf_addch(name, tolower(c)); |
17712991 LT |
975 | } |
976 | } | |
977 | ||
8032cc44 JS |
978 | struct parse_event_data { |
979 | enum config_event_t previous_type; | |
980 | size_t previous_offset; | |
981 | const struct config_options *opts; | |
982 | }; | |
983 | ||
9b4a6553 | 984 | static int do_event(struct config_source *cs, enum config_event_t type, |
c97f3ed2 | 985 | struct parse_event_data *data) |
8032cc44 JS |
986 | { |
987 | size_t offset; | |
988 | ||
989 | if (!data->opts || !data->opts->event_fn) | |
990 | return 0; | |
991 | ||
992 | if (type == CONFIG_EVENT_WHITESPACE && | |
993 | data->previous_type == type) | |
994 | return 0; | |
995 | ||
9b4a6553 | 996 | offset = cs->do_ftell(cs); |
8032cc44 JS |
997 | /* |
998 | * At EOF, the parser always "inserts" an extra '\n', therefore | |
999 | * the end offset of the event is the current file position, otherwise | |
1000 | * we will already have advanced to the next event. | |
1001 | */ | |
1002 | if (type != CONFIG_EVENT_EOF) | |
1003 | offset--; | |
1004 | ||
1005 | if (data->previous_type != CONFIG_EVENT_EOF && | |
1006 | data->opts->event_fn(data->previous_type, data->previous_offset, | |
6e8e7981 | 1007 | offset, cs, data->opts->event_fn_data) < 0) |
8032cc44 JS |
1008 | return -1; |
1009 | ||
1010 | data->previous_type = type; | |
1011 | data->previous_offset = offset; | |
1012 | ||
1013 | return 0; | |
1014 | } | |
1015 | ||
809d8680 GC |
1016 | static void kvi_from_source(struct config_source *cs, |
1017 | enum config_scope scope, | |
1018 | struct key_value_info *out) | |
1019 | { | |
1020 | out->filename = strintern(cs->name); | |
1021 | out->origin_type = cs->origin_type; | |
1022 | out->linenr = cs->linenr; | |
1023 | out->scope = scope; | |
908857a9 | 1024 | out->path = cs->path; |
809d8680 GC |
1025 | } |
1026 | ||
9b4a6553 | 1027 | static int git_parse_source(struct config_source *cs, config_fn_t fn, |
809d8680 GC |
1028 | struct key_value_info *kvi, void *data, |
1029 | const struct config_options *opts) | |
17712991 LT |
1030 | { |
1031 | int comment = 0; | |
6a9c235e | 1032 | size_t baselen = 0; |
9b4a6553 | 1033 | struct strbuf *var = &cs->var; |
1b8132d9 VA |
1034 | int error_return = 0; |
1035 | char *error_msg = NULL; | |
17712991 | 1036 | |
de056402 | 1037 | /* U+FEFF Byte Order Mark in UTF8 */ |
599446dc | 1038 | const char *bomptr = utf8_bom; |
de056402 | 1039 | |
8032cc44 JS |
1040 | /* For the parser event callback */ |
1041 | struct parse_event_data event_data = { | |
1042 | CONFIG_EVENT_EOF, 0, opts | |
1043 | }; | |
1044 | ||
17712991 | 1045 | for (;;) { |
8032cc44 JS |
1046 | int c; |
1047 | ||
9b4a6553 | 1048 | c = get_next_char(cs); |
de056402 PB |
1049 | if (bomptr && *bomptr) { |
1050 | /* We are at the file beginning; skip UTF8-encoded BOM | |
1051 | * if present. Sane editors won't put this in on their | |
1052 | * own, but e.g. Windows Notepad will do it happily. */ | |
599446dc | 1053 | if (c == (*bomptr & 0377)) { |
de056402 PB |
1054 | bomptr++; |
1055 | continue; | |
1056 | } else { | |
1057 | /* Do not tolerate partial BOM. */ | |
1058 | if (bomptr != utf8_bom) | |
1059 | break; | |
1060 | /* No BOM at file beginning. Cool. */ | |
1061 | bomptr = NULL; | |
1062 | } | |
1063 | } | |
17712991 | 1064 | if (c == '\n') { |
9b4a6553 GC |
1065 | if (cs->eof) { |
1066 | if (do_event(cs, CONFIG_EVENT_EOF, &event_data) < 0) | |
8032cc44 | 1067 | return -1; |
17712991 | 1068 | return 0; |
8032cc44 | 1069 | } |
9b4a6553 | 1070 | if (do_event(cs, CONFIG_EVENT_WHITESPACE, &event_data) < 0) |
8032cc44 | 1071 | return -1; |
17712991 LT |
1072 | comment = 0; |
1073 | continue; | |
1074 | } | |
8032cc44 | 1075 | if (comment) |
17712991 | 1076 | continue; |
8032cc44 | 1077 | if (isspace(c)) { |
9b4a6553 | 1078 | if (do_event(cs, CONFIG_EVENT_WHITESPACE, &event_data) < 0) |
8032cc44 | 1079 | return -1; |
17712991 | 1080 | continue; |
8032cc44 | 1081 | } |
17712991 | 1082 | if (c == '#' || c == ';') { |
9b4a6553 | 1083 | if (do_event(cs, CONFIG_EVENT_COMMENT, &event_data) < 0) |
8032cc44 | 1084 | return -1; |
17712991 LT |
1085 | comment = 1; |
1086 | continue; | |
1087 | } | |
1088 | if (c == '[') { | |
9b4a6553 | 1089 | if (do_event(cs, CONFIG_EVENT_SECTION, &event_data) < 0) |
8032cc44 JS |
1090 | return -1; |
1091 | ||
0971e992 BW |
1092 | /* Reset prior to determining a new stem */ |
1093 | strbuf_reset(var); | |
9b4a6553 | 1094 | if (get_base_var(cs, var) < 0 || var->len < 1) |
17712991 | 1095 | break; |
0971e992 BW |
1096 | strbuf_addch(var, '.'); |
1097 | baselen = var->len; | |
17712991 LT |
1098 | continue; |
1099 | } | |
1100 | if (!isalpha(c)) | |
1101 | break; | |
8032cc44 | 1102 | |
9b4a6553 | 1103 | if (do_event(cs, CONFIG_EVENT_ENTRY, &event_data) < 0) |
8032cc44 JS |
1104 | return -1; |
1105 | ||
0971e992 BW |
1106 | /* |
1107 | * Truncate the var name back to the section header | |
1108 | * stem prior to grabbing the suffix part of the name | |
1109 | * and the value. | |
1110 | */ | |
1111 | strbuf_setlen(var, baselen); | |
1112 | strbuf_addch(var, tolower(c)); | |
809d8680 | 1113 | if (get_value(cs, kvi, fn, data, var) < 0) |
17712991 LT |
1114 | break; |
1115 | } | |
1b8132d9 | 1116 | |
9b4a6553 | 1117 | if (do_event(cs, CONFIG_EVENT_ERROR, &event_data) < 0) |
8032cc44 JS |
1118 | return -1; |
1119 | ||
9b4a6553 | 1120 | switch (cs->origin_type) { |
1b8132d9 VA |
1121 | case CONFIG_ORIGIN_BLOB: |
1122 | error_msg = xstrfmt(_("bad config line %d in blob %s"), | |
9b4a6553 | 1123 | cs->linenr, cs->name); |
1b8132d9 VA |
1124 | break; |
1125 | case CONFIG_ORIGIN_FILE: | |
1126 | error_msg = xstrfmt(_("bad config line %d in file %s"), | |
9b4a6553 | 1127 | cs->linenr, cs->name); |
1b8132d9 VA |
1128 | break; |
1129 | case CONFIG_ORIGIN_STDIN: | |
1130 | error_msg = xstrfmt(_("bad config line %d in standard input"), | |
9b4a6553 | 1131 | cs->linenr); |
1b8132d9 VA |
1132 | break; |
1133 | case CONFIG_ORIGIN_SUBMODULE_BLOB: | |
1134 | error_msg = xstrfmt(_("bad config line %d in submodule-blob %s"), | |
9b4a6553 | 1135 | cs->linenr, cs->name); |
1b8132d9 VA |
1136 | break; |
1137 | case CONFIG_ORIGIN_CMDLINE: | |
1138 | error_msg = xstrfmt(_("bad config line %d in command line %s"), | |
9b4a6553 | 1139 | cs->linenr, cs->name); |
1b8132d9 VA |
1140 | break; |
1141 | default: | |
1142 | error_msg = xstrfmt(_("bad config line %d in %s"), | |
9b4a6553 | 1143 | cs->linenr, cs->name); |
1b8132d9 VA |
1144 | } |
1145 | ||
66f97228 JK |
1146 | switch (opts && opts->error_action ? |
1147 | opts->error_action : | |
9b4a6553 | 1148 | cs->default_error_action) { |
66f97228 | 1149 | case CONFIG_ERROR_DIE: |
1b8132d9 | 1150 | die("%s", error_msg); |
66f97228 JK |
1151 | break; |
1152 | case CONFIG_ERROR_ERROR: | |
1b8132d9 | 1153 | error_return = error("%s", error_msg); |
66f97228 | 1154 | break; |
63583203 JK |
1155 | case CONFIG_ERROR_SILENT: |
1156 | error_return = -1; | |
1157 | break; | |
66f97228 JK |
1158 | case CONFIG_ERROR_UNSET: |
1159 | BUG("config error action unset"); | |
1160 | } | |
1b8132d9 VA |
1161 | |
1162 | free(error_msg); | |
1163 | return error_return; | |
17712991 LT |
1164 | } |
1165 | ||
06bdc23b | 1166 | NORETURN |
8868b1eb GC |
1167 | static void die_bad_number(const char *name, const char *value, |
1168 | const struct key_value_info *kvi) | |
c1867cea | 1169 | { |
2e43cd4c ÆAB |
1170 | const char *error_type = (errno == ERANGE) ? |
1171 | N_("out of range") : N_("invalid unit"); | |
1172 | const char *bad_numeric = N_("bad numeric config value '%s' for '%s': %s"); | |
8868b1eb GC |
1173 | |
1174 | if (!kvi) | |
1175 | BUG("kvi should not be NULL"); | |
078fe305 | 1176 | |
2f666581 JK |
1177 | if (!value) |
1178 | value = ""; | |
1179 | ||
8868b1eb | 1180 | if (!kvi->filename) |
2e43cd4c | 1181 | die(_(bad_numeric), value, name, _(error_type)); |
1b8132d9 | 1182 | |
8868b1eb | 1183 | switch (kvi->origin_type) { |
1b8132d9 | 1184 | case CONFIG_ORIGIN_BLOB: |
078fe305 | 1185 | die(_("bad numeric config value '%s' for '%s' in blob %s: %s"), |
8868b1eb | 1186 | value, name, kvi->filename, _(error_type)); |
1b8132d9 | 1187 | case CONFIG_ORIGIN_FILE: |
078fe305 | 1188 | die(_("bad numeric config value '%s' for '%s' in file %s: %s"), |
8868b1eb | 1189 | value, name, kvi->filename, _(error_type)); |
1b8132d9 | 1190 | case CONFIG_ORIGIN_STDIN: |
078fe305 | 1191 | die(_("bad numeric config value '%s' for '%s' in standard input: %s"), |
2e43cd4c | 1192 | value, name, _(error_type)); |
1b8132d9 | 1193 | case CONFIG_ORIGIN_SUBMODULE_BLOB: |
078fe305 | 1194 | die(_("bad numeric config value '%s' for '%s' in submodule-blob %s: %s"), |
8868b1eb | 1195 | value, name, kvi->filename, _(error_type)); |
1b8132d9 | 1196 | case CONFIG_ORIGIN_CMDLINE: |
078fe305 | 1197 | die(_("bad numeric config value '%s' for '%s' in command line %s: %s"), |
8868b1eb | 1198 | value, name, kvi->filename, _(error_type)); |
1b8132d9 | 1199 | default: |
078fe305 | 1200 | die(_("bad numeric config value '%s' for '%s' in %s: %s"), |
8868b1eb | 1201 | value, name, kvi->filename, _(error_type)); |
1b8132d9 | 1202 | } |
c1867cea JK |
1203 | } |
1204 | ||
8868b1eb GC |
1205 | int git_config_int(const char *name, const char *value, |
1206 | const struct key_value_info *kvi) | |
0b87b6e0 | 1207 | { |
42d194e9 JK |
1208 | int ret; |
1209 | if (!git_parse_int(value, &ret)) | |
8868b1eb | 1210 | die_bad_number(name, value, kvi); |
0b87b6e0 BD |
1211 | return ret; |
1212 | } | |
1213 | ||
8868b1eb GC |
1214 | int64_t git_config_int64(const char *name, const char *value, |
1215 | const struct key_value_info *kvi) | |
00160242 JK |
1216 | { |
1217 | int64_t ret; | |
1218 | if (!git_parse_int64(value, &ret)) | |
8868b1eb | 1219 | die_bad_number(name, value, kvi); |
0b87b6e0 BD |
1220 | return ret; |
1221 | } | |
1222 | ||
8868b1eb GC |
1223 | unsigned long git_config_ulong(const char *name, const char *value, |
1224 | const struct key_value_info *kvi) | |
0b87b6e0 BD |
1225 | { |
1226 | unsigned long ret; | |
1227 | if (!git_parse_ulong(value, &ret)) | |
8868b1eb | 1228 | die_bad_number(name, value, kvi); |
0b87b6e0 | 1229 | return ret; |
17712991 LT |
1230 | } |
1231 | ||
8868b1eb GC |
1232 | ssize_t git_config_ssize_t(const char *name, const char *value, |
1233 | const struct key_value_info *kvi) | |
37ee680d DT |
1234 | { |
1235 | ssize_t ret; | |
1236 | if (!git_parse_ssize_t(value, &ret)) | |
8868b1eb | 1237 | die_bad_number(name, value, kvi); |
37ee680d DT |
1238 | return ret; |
1239 | } | |
1240 | ||
844a8ad4 NS |
1241 | static const struct fsync_component_name { |
1242 | const char *name; | |
1243 | enum fsync_component component_bits; | |
1244 | } fsync_component_names[] = { | |
1245 | { "loose-object", FSYNC_COMPONENT_LOOSE_OBJECT }, | |
1246 | { "pack", FSYNC_COMPONENT_PACK }, | |
1247 | { "pack-metadata", FSYNC_COMPONENT_PACK_METADATA }, | |
1248 | { "commit-graph", FSYNC_COMPONENT_COMMIT_GRAPH }, | |
ba95e96d | 1249 | { "index", FSYNC_COMPONENT_INDEX }, |
b9f5d035 | 1250 | { "objects", FSYNC_COMPONENTS_OBJECTS }, |
bc22d845 | 1251 | { "reference", FSYNC_COMPONENT_REFERENCE }, |
b9f5d035 NS |
1252 | { "derived-metadata", FSYNC_COMPONENTS_DERIVED_METADATA }, |
1253 | { "committed", FSYNC_COMPONENTS_COMMITTED }, | |
1254 | { "added", FSYNC_COMPONENTS_ADDED }, | |
1255 | { "all", FSYNC_COMPONENTS_ALL }, | |
844a8ad4 NS |
1256 | }; |
1257 | ||
1258 | static enum fsync_component parse_fsync_components(const char *var, const char *string) | |
1259 | { | |
8a94d833 | 1260 | enum fsync_component current = FSYNC_COMPONENTS_PLATFORM_DEFAULT; |
844a8ad4 NS |
1261 | enum fsync_component positive = 0, negative = 0; |
1262 | ||
1263 | while (string) { | |
1264 | int i; | |
1265 | size_t len; | |
1266 | const char *ep; | |
1267 | int negated = 0; | |
1268 | int found = 0; | |
1269 | ||
1270 | string = string + strspn(string, ", \t\n\r"); | |
1271 | ep = strchrnul(string, ','); | |
1272 | len = ep - string; | |
1273 | if (!strcmp(string, "none")) { | |
1274 | current = FSYNC_COMPONENT_NONE; | |
1275 | goto next_name; | |
1276 | } | |
1277 | ||
1278 | if (*string == '-') { | |
1279 | negated = 1; | |
1280 | string++; | |
1281 | len--; | |
1282 | if (!len) | |
1283 | warning(_("invalid value for variable %s"), var); | |
1284 | } | |
1285 | ||
1286 | if (!len) | |
1287 | break; | |
1288 | ||
1289 | for (i = 0; i < ARRAY_SIZE(fsync_component_names); ++i) { | |
1290 | const struct fsync_component_name *n = &fsync_component_names[i]; | |
1291 | ||
1292 | if (strncmp(n->name, string, len)) | |
1293 | continue; | |
1294 | ||
1295 | found = 1; | |
1296 | if (negated) | |
1297 | negative |= n->component_bits; | |
1298 | else | |
1299 | positive |= n->component_bits; | |
1300 | } | |
1301 | ||
1302 | if (!found) { | |
1303 | char *component = xstrndup(string, len); | |
1304 | warning(_("ignoring unknown core.fsync component '%s'"), component); | |
1305 | free(component); | |
1306 | } | |
1307 | ||
1308 | next_name: | |
1309 | string = ep; | |
1310 | } | |
1311 | ||
1312 | return (current & ~negative) | positive; | |
1313 | } | |
1314 | ||
8868b1eb GC |
1315 | int git_config_bool_or_int(const char *name, const char *value, |
1316 | const struct key_value_info *kvi, int *is_bool) | |
8420ccd8 | 1317 | { |
9be04d64 | 1318 | int v = git_parse_maybe_bool_text(value); |
8420ccd8 JH |
1319 | if (0 <= v) { |
1320 | *is_bool = 1; | |
1321 | return v; | |
1322 | } | |
a53f2ec6 | 1323 | *is_bool = 0; |
8868b1eb | 1324 | return git_config_int(name, value, kvi); |
17712991 LT |
1325 | } |
1326 | ||
a53f2ec6 JH |
1327 | int git_config_bool(const char *name, const char *value) |
1328 | { | |
f276e2a4 AK |
1329 | int v = git_parse_maybe_bool(value); |
1330 | if (v < 0) | |
39e12650 | 1331 | die(_("bad boolean config value '%s' for '%s'"), value, name); |
f276e2a4 | 1332 | return v; |
a53f2ec6 JH |
1333 | } |
1334 | ||
ea5105a5 CC |
1335 | int git_config_string(const char **dest, const char *var, const char *value) |
1336 | { | |
1337 | if (!value) | |
1338 | return config_error_nonbool(var); | |
1339 | *dest = xstrdup(value); | |
1340 | return 0; | |
1341 | } | |
1342 | ||
395de250 MM |
1343 | int git_config_pathname(const char **dest, const char *var, const char *value) |
1344 | { | |
1345 | if (!value) | |
1346 | return config_error_nonbool(var); | |
a03b097d | 1347 | *dest = interpolate_path(value, 0); |
395de250 | 1348 | if (!*dest) |
8262aaa2 | 1349 | die(_("failed to expand user dir in: '%s'"), value); |
395de250 MM |
1350 | return 0; |
1351 | } | |
1352 | ||
5f967424 HM |
1353 | int git_config_expiry_date(timestamp_t *timestamp, const char *var, const char *value) |
1354 | { | |
1355 | if (!value) | |
1356 | return config_error_nonbool(var); | |
1357 | if (parse_expiry_date(value, timestamp)) | |
1358 | return error(_("'%s' for '%s' is not a valid timestamp"), | |
1359 | value, var); | |
1360 | return 0; | |
1361 | } | |
1362 | ||
6d2f9acc TB |
1363 | int git_config_color(char *dest, const char *var, const char *value) |
1364 | { | |
1365 | if (!value) | |
1366 | return config_error_nonbool(var); | |
1367 | if (color_parse(value, dest) < 0) | |
1368 | return -1; | |
1369 | return 0; | |
1370 | } | |
1371 | ||
a4e7e317 GC |
1372 | static int git_default_core_config(const char *var, const char *value, |
1373 | const struct config_context *ctx, void *cb) | |
17712991 LT |
1374 | { |
1375 | /* This needs a better name */ | |
1376 | if (!strcmp(var, "core.filemode")) { | |
1377 | trust_executable_bit = git_config_bool(var, value); | |
1378 | return 0; | |
1379 | } | |
1ce4790b AR |
1380 | if (!strcmp(var, "core.trustctime")) { |
1381 | trust_ctime = git_config_bool(var, value); | |
1382 | return 0; | |
1383 | } | |
c1b5d738 | 1384 | if (!strcmp(var, "core.checkstat")) { |
ba176db5 JK |
1385 | if (!value) |
1386 | return config_error_nonbool(var); | |
c08e4d5b RR |
1387 | if (!strcasecmp(value, "default")) |
1388 | check_stat = 1; | |
1389 | else if (!strcasecmp(value, "minimal")) | |
1390 | check_stat = 0; | |
41f98fae JK |
1391 | else |
1392 | return error(_("invalid value for '%s': '%s'"), | |
1393 | var, value); | |
c08e4d5b | 1394 | } |
17712991 | 1395 | |
9378c161 JH |
1396 | if (!strcmp(var, "core.quotepath")) { |
1397 | quote_path_fully = git_config_bool(var, value); | |
1398 | return 0; | |
1399 | } | |
1400 | ||
78a8d641 JS |
1401 | if (!strcmp(var, "core.symlinks")) { |
1402 | has_symlinks = git_config_bool(var, value); | |
1403 | return 0; | |
1404 | } | |
1405 | ||
0a9b88b7 LT |
1406 | if (!strcmp(var, "core.ignorecase")) { |
1407 | ignore_case = git_config_bool(var, value); | |
1408 | return 0; | |
1409 | } | |
1410 | ||
64589a03 JH |
1411 | if (!strcmp(var, "core.attributesfile")) |
1412 | return git_config_pathname(&git_attributes_file, var, value); | |
1413 | ||
867ad08a ÆAB |
1414 | if (!strcmp(var, "core.hookspath")) |
1415 | return git_config_pathname(&git_hooks_path, var, value); | |
1416 | ||
7d1864ce JH |
1417 | if (!strcmp(var, "core.bare")) { |
1418 | is_bare_repository_cfg = git_config_bool(var, value); | |
1419 | return 0; | |
1420 | } | |
1421 | ||
5f73076c JH |
1422 | if (!strcmp(var, "core.ignorestat")) { |
1423 | assume_unchanged = git_config_bool(var, value); | |
1424 | return 0; | |
1425 | } | |
1426 | ||
e388c738 JH |
1427 | if (!strcmp(var, "core.prefersymlinkrefs")) { |
1428 | prefer_symlink_refs = git_config_bool(var, value); | |
f8348be3 JS |
1429 | return 0; |
1430 | } | |
1431 | ||
6de08ae6 | 1432 | if (!strcmp(var, "core.logallrefupdates")) { |
341fb286 CW |
1433 | if (value && !strcasecmp(value, "always")) |
1434 | log_all_ref_updates = LOG_REFS_ALWAYS; | |
1435 | else if (git_config_bool(var, value)) | |
1436 | log_all_ref_updates = LOG_REFS_NORMAL; | |
1437 | else | |
1438 | log_all_ref_updates = LOG_REFS_NONE; | |
6de08ae6 SP |
1439 | return 0; |
1440 | } | |
1441 | ||
2f8acdb3 JH |
1442 | if (!strcmp(var, "core.warnambiguousrefs")) { |
1443 | warn_ambiguous_refs = git_config_bool(var, value); | |
1444 | return 0; | |
1445 | } | |
1446 | ||
a71f09fe | 1447 | if (!strcmp(var, "core.abbrev")) { |
48d5014d JH |
1448 | if (!value) |
1449 | return config_error_nonbool(var); | |
1450 | if (!strcasecmp(value, "auto")) | |
1451 | default_abbrev = -1; | |
a9ecaa06 EW |
1452 | else if (!git_parse_maybe_bool_text(value)) |
1453 | default_abbrev = the_hash_algo->hexsz; | |
48d5014d | 1454 | else { |
8868b1eb | 1455 | int abbrev = git_config_int(var, value, ctx->kvi); |
fe9fec45 | 1456 | if (abbrev < minimum_abbrev || abbrev > the_hash_algo->hexsz) |
a769bfc7 | 1457 | return error(_("abbrev length out of range: %d"), abbrev); |
48d5014d JH |
1458 | default_abbrev = abbrev; |
1459 | } | |
dce96489 LT |
1460 | return 0; |
1461 | } | |
1462 | ||
5b33cb1f JK |
1463 | if (!strcmp(var, "core.disambiguate")) |
1464 | return set_disambiguate_hint_config(var, value); | |
1465 | ||
960ccca6 | 1466 | if (!strcmp(var, "core.loosecompression")) { |
8868b1eb | 1467 | int level = git_config_int(var, value, ctx->kvi); |
12f6c308 JBH |
1468 | if (level == -1) |
1469 | level = Z_DEFAULT_COMPRESSION; | |
1470 | else if (level < 0 || level > Z_BEST_COMPRESSION) | |
8262aaa2 | 1471 | die(_("bad zlib compression level %d"), level); |
12f6c308 | 1472 | zlib_compression_level = level; |
960ccca6 DH |
1473 | zlib_compression_seen = 1; |
1474 | return 0; | |
1475 | } | |
1476 | ||
1477 | if (!strcmp(var, "core.compression")) { | |
8868b1eb | 1478 | int level = git_config_int(var, value, ctx->kvi); |
960ccca6 DH |
1479 | if (level == -1) |
1480 | level = Z_DEFAULT_COMPRESSION; | |
1481 | else if (level < 0 || level > Z_BEST_COMPRESSION) | |
8262aaa2 | 1482 | die(_("bad zlib compression level %d"), level); |
960ccca6 DH |
1483 | if (!zlib_compression_seen) |
1484 | zlib_compression_level = level; | |
8de7eeb5 JH |
1485 | if (!pack_compression_seen) |
1486 | pack_compression_level = level; | |
12f6c308 JBH |
1487 | return 0; |
1488 | } | |
1489 | ||
60bb8b14 | 1490 | if (!strcmp(var, "core.packedgitwindowsize")) { |
5faaf246 | 1491 | int pgsz_x2 = getpagesize() * 2; |
8868b1eb | 1492 | packed_git_window_size = git_config_ulong(var, value, ctx->kvi); |
5faaf246 JH |
1493 | |
1494 | /* This value must be multiple of (pagesize * 2) */ | |
1495 | packed_git_window_size /= pgsz_x2; | |
1496 | if (packed_git_window_size < 1) | |
1497 | packed_git_window_size = 1; | |
1498 | packed_git_window_size *= pgsz_x2; | |
60bb8b14 SP |
1499 | return 0; |
1500 | } | |
1501 | ||
15366280 | 1502 | if (!strcmp(var, "core.bigfilethreshold")) { |
8868b1eb | 1503 | big_file_threshold = git_config_ulong(var, value, ctx->kvi); |
15366280 JH |
1504 | return 0; |
1505 | } | |
1506 | ||
77ccc5bb | 1507 | if (!strcmp(var, "core.packedgitlimit")) { |
8868b1eb | 1508 | packed_git_limit = git_config_ulong(var, value, ctx->kvi); |
77ccc5bb SP |
1509 | return 0; |
1510 | } | |
1511 | ||
18bdec11 | 1512 | if (!strcmp(var, "core.deltabasecachelimit")) { |
8868b1eb | 1513 | delta_base_cache_limit = git_config_ulong(var, value, ctx->kvi); |
18bdec11 SP |
1514 | return 0; |
1515 | } | |
1516 | ||
6c510bee | 1517 | if (!strcmp(var, "core.autocrlf")) { |
d7f46334 | 1518 | if (value && !strcasecmp(value, "input")) { |
fd6cce9e | 1519 | auto_crlf = AUTO_CRLF_INPUT; |
d7f46334 LT |
1520 | return 0; |
1521 | } | |
6c510bee LT |
1522 | auto_crlf = git_config_bool(var, value); |
1523 | return 0; | |
1524 | } | |
1525 | ||
21e5ad50 | 1526 | if (!strcmp(var, "core.safecrlf")) { |
8462ff43 | 1527 | int eol_rndtrp_die; |
21e5ad50 | 1528 | if (value && !strcasecmp(value, "warn")) { |
8462ff43 | 1529 | global_conv_flags_eol = CONV_EOL_RNDTRP_WARN; |
21e5ad50 SP |
1530 | return 0; |
1531 | } | |
8462ff43 TB |
1532 | eol_rndtrp_die = git_config_bool(var, value); |
1533 | global_conv_flags_eol = eol_rndtrp_die ? | |
6cb09125 | 1534 | CONV_EOL_RNDTRP_DIE : 0; |
21e5ad50 SP |
1535 | return 0; |
1536 | } | |
1537 | ||
942e7747 EB |
1538 | if (!strcmp(var, "core.eol")) { |
1539 | if (value && !strcasecmp(value, "lf")) | |
ec70f52f | 1540 | core_eol = EOL_LF; |
942e7747 | 1541 | else if (value && !strcasecmp(value, "crlf")) |
ec70f52f | 1542 | core_eol = EOL_CRLF; |
942e7747 | 1543 | else if (value && !strcasecmp(value, "native")) |
ec70f52f | 1544 | core_eol = EOL_NATIVE; |
942e7747 | 1545 | else |
ec70f52f | 1546 | core_eol = EOL_UNSET; |
942e7747 EB |
1547 | return 0; |
1548 | } | |
1549 | ||
be6bc048 JK |
1550 | if (!strcmp(var, "core.checkroundtripencoding")) |
1551 | return git_config_string(&check_roundtrip_encoding, var, value); | |
e92d6225 | 1552 | |
a97a7468 | 1553 | if (!strcmp(var, "core.notesref")) { |
ba176db5 JK |
1554 | if (!value) |
1555 | return config_error_nonbool(var); | |
a97a7468 JS |
1556 | notes_ref_name = xstrdup(value); |
1557 | return 0; | |
1558 | } | |
1559 | ||
806e2ad7 LT |
1560 | if (!strcmp(var, "core.editor")) |
1561 | return git_config_string(&editor_program, var, value); | |
1562 | ||
eff80a9f | 1563 | if (!strcmp(var, "core.commentchar")) { |
649409b7 JK |
1564 | if (!value) |
1565 | return config_error_nonbool(var); | |
ad524f83 | 1566 | else if (!strcasecmp(value, "auto")) |
84c9dc2c | 1567 | auto_comment_line_char = 1; |
ad524f83 | 1568 | else if (value[0] && !value[1]) { |
649409b7 | 1569 | comment_line_char = value[0]; |
84c9dc2c | 1570 | auto_comment_line_char = 0; |
50b54fd7 | 1571 | } else |
d3b3419f | 1572 | return error(_("core.commentChar should only be one ASCII character")); |
50b54fd7 | 1573 | return 0; |
eff80a9f JH |
1574 | } |
1575 | ||
d3e7da89 AK |
1576 | if (!strcmp(var, "core.askpass")) |
1577 | return git_config_string(&askpass_program, var, value); | |
1578 | ||
806e2ad7 | 1579 | if (!strcmp(var, "core.excludesfile")) |
395de250 | 1580 | return git_config_pathname(&excludes_file, var, value); |
806e2ad7 LT |
1581 | |
1582 | if (!strcmp(var, "core.whitespace")) { | |
1583 | if (!value) | |
1584 | return config_error_nonbool(var); | |
1585 | whitespace_rule_cfg = parse_whitespace_rule(value); | |
1586 | return 0; | |
1587 | } | |
1588 | ||
844a8ad4 NS |
1589 | if (!strcmp(var, "core.fsync")) { |
1590 | if (!value) | |
1591 | return config_error_nonbool(var); | |
1592 | fsync_components = parse_fsync_components(var, value); | |
1593 | return 0; | |
1594 | } | |
1595 | ||
abf38abe NS |
1596 | if (!strcmp(var, "core.fsyncmethod")) { |
1597 | if (!value) | |
1598 | return config_error_nonbool(var); | |
1599 | if (!strcmp(value, "fsync")) | |
1600 | fsync_method = FSYNC_METHOD_FSYNC; | |
1601 | else if (!strcmp(value, "writeout-only")) | |
1602 | fsync_method = FSYNC_METHOD_WRITEOUT_ONLY; | |
c0f4752e NS |
1603 | else if (!strcmp(value, "batch")) |
1604 | fsync_method = FSYNC_METHOD_BATCH; | |
abf38abe NS |
1605 | else |
1606 | warning(_("ignoring unknown core.fsyncMethod value '%s'"), value); | |
1607 | ||
1608 | } | |
1609 | ||
aafe9fba | 1610 | if (!strcmp(var, "core.fsyncobjectfiles")) { |
844a8ad4 | 1611 | if (fsync_object_files < 0) |
f12f3b98 | 1612 | warning(_("core.fsyncObjectFiles is deprecated; use core.fsync instead")); |
aafe9fba LT |
1613 | fsync_object_files = git_config_bool(var, value); |
1614 | return 0; | |
1615 | } | |
1616 | ||
671c9b7e LT |
1617 | if (!strcmp(var, "core.preloadindex")) { |
1618 | core_preload_index = git_config_bool(var, value); | |
1619 | return 0; | |
1620 | } | |
1621 | ||
348df166 | 1622 | if (!strcmp(var, "core.createobject")) { |
ba176db5 JK |
1623 | if (!value) |
1624 | return config_error_nonbool(var); | |
348df166 JS |
1625 | if (!strcmp(value, "rename")) |
1626 | object_creation_mode = OBJECT_CREATION_USES_RENAMES; | |
1627 | else if (!strcmp(value, "link")) | |
1628 | object_creation_mode = OBJECT_CREATION_USES_HARDLINKS; | |
1629 | else | |
8262aaa2 | 1630 | die(_("invalid mode for object creation: %s"), value); |
be66a6c4 JS |
1631 | return 0; |
1632 | } | |
1633 | ||
08aefc9e NTND |
1634 | if (!strcmp(var, "core.sparsecheckout")) { |
1635 | core_apply_sparse_checkout = git_config_bool(var, value); | |
1636 | return 0; | |
1637 | } | |
1638 | ||
879321eb DS |
1639 | if (!strcmp(var, "core.sparsecheckoutcone")) { |
1640 | core_sparse_checkout_cone = git_config_bool(var, value); | |
1641 | return 0; | |
1642 | } | |
1643 | ||
76759c7d TB |
1644 | if (!strcmp(var, "core.precomposeunicode")) { |
1645 | precomposed_unicode = git_config_bool(var, value); | |
1646 | return 0; | |
1647 | } | |
1648 | ||
a42643aa JK |
1649 | if (!strcmp(var, "core.protecthfs")) { |
1650 | protect_hfs = git_config_bool(var, value); | |
1651 | return 0; | |
1652 | } | |
1653 | ||
2b4c6efc JS |
1654 | if (!strcmp(var, "core.protectntfs")) { |
1655 | protect_ntfs = git_config_bool(var, value); | |
1656 | return 0; | |
76759c7d TB |
1657 | } |
1658 | ||
be20128b JK |
1659 | if (!strcmp(var, "core.maxtreedepth")) { |
1660 | max_allowed_tree_depth = git_config_int(var, value, ctx->kvi); | |
1661 | return 0; | |
1662 | } | |
1663 | ||
806e2ad7 | 1664 | /* Add other config variables here and to Documentation/config.txt. */ |
a4e7e317 | 1665 | return platform_core_config(var, value, ctx, cb); |
806e2ad7 LT |
1666 | } |
1667 | ||
ecc7c884 EN |
1668 | static int git_default_sparse_config(const char *var, const char *value) |
1669 | { | |
1670 | if (!strcmp(var, "sparse.expectfilesoutsideofpatterns")) { | |
1671 | sparse_expect_files_outside_of_patterns = git_config_bool(var, value); | |
1672 | return 0; | |
1673 | } | |
1674 | ||
1675 | /* Add other config variables here and to Documentation/config/sparse.txt. */ | |
1676 | return 0; | |
1677 | } | |
1678 | ||
1141f492 | 1679 | static int git_default_i18n_config(const char *var, const char *value) |
d1364529 | 1680 | { |
ea5105a5 CC |
1681 | if (!strcmp(var, "i18n.commitencoding")) |
1682 | return git_config_string(&git_commit_encoding, var, value); | |
d2c11a38 | 1683 | |
ea5105a5 CC |
1684 | if (!strcmp(var, "i18n.logoutputencoding")) |
1685 | return git_config_string(&git_log_output_encoding, var, value); | |
d2c11a38 | 1686 | |
1141f492 LT |
1687 | /* Add other config variables here and to Documentation/config.txt. */ |
1688 | return 0; | |
1689 | } | |
039bc64e | 1690 | |
1141f492 LT |
1691 | static int git_default_branch_config(const char *var, const char *value) |
1692 | { | |
9ed36cfa | 1693 | if (!strcmp(var, "branch.autosetupmerge")) { |
44f14a9d | 1694 | if (value && !strcmp(value, "always")) { |
9ed36cfa JS |
1695 | git_branch_track = BRANCH_TRACK_ALWAYS; |
1696 | return 0; | |
d3115660 JS |
1697 | } else if (value && !strcmp(value, "inherit")) { |
1698 | git_branch_track = BRANCH_TRACK_INHERIT; | |
1699 | return 0; | |
bdaf1dfa TK |
1700 | } else if (value && !strcmp(value, "simple")) { |
1701 | git_branch_track = BRANCH_TRACK_SIMPLE; | |
1702 | return 0; | |
9ed36cfa JS |
1703 | } |
1704 | git_branch_track = git_config_bool(var, value); | |
1705 | return 0; | |
1706 | } | |
c998ae9b DS |
1707 | if (!strcmp(var, "branch.autosetuprebase")) { |
1708 | if (!value) | |
1709 | return config_error_nonbool(var); | |
1710 | else if (!strcmp(value, "never")) | |
1711 | autorebase = AUTOREBASE_NEVER; | |
1712 | else if (!strcmp(value, "local")) | |
1713 | autorebase = AUTOREBASE_LOCAL; | |
1714 | else if (!strcmp(value, "remote")) | |
1715 | autorebase = AUTOREBASE_REMOTE; | |
1716 | else if (!strcmp(value, "always")) | |
1717 | autorebase = AUTOREBASE_ALWAYS; | |
1718 | else | |
a769bfc7 | 1719 | return error(_("malformed value for %s"), var); |
c998ae9b DS |
1720 | return 0; |
1721 | } | |
a9cc857a | 1722 | |
1ab661dd | 1723 | /* Add other config variables here and to Documentation/config.txt. */ |
17712991 LT |
1724 | return 0; |
1725 | } | |
1726 | ||
52153747 FAG |
1727 | static int git_default_push_config(const char *var, const char *value) |
1728 | { | |
1729 | if (!strcmp(var, "push.default")) { | |
1730 | if (!value) | |
1731 | return config_error_nonbool(var); | |
1732 | else if (!strcmp(value, "nothing")) | |
1733 | push_default = PUSH_DEFAULT_NOTHING; | |
1734 | else if (!strcmp(value, "matching")) | |
1735 | push_default = PUSH_DEFAULT_MATCHING; | |
b55e6775 MM |
1736 | else if (!strcmp(value, "simple")) |
1737 | push_default = PUSH_DEFAULT_SIMPLE; | |
53c40311 JH |
1738 | else if (!strcmp(value, "upstream")) |
1739 | push_default = PUSH_DEFAULT_UPSTREAM; | |
1740 | else if (!strcmp(value, "tracking")) /* deprecated */ | |
1741 | push_default = PUSH_DEFAULT_UPSTREAM; | |
52153747 FAG |
1742 | else if (!strcmp(value, "current")) |
1743 | push_default = PUSH_DEFAULT_CURRENT; | |
1744 | else { | |
a769bfc7 NTND |
1745 | error(_("malformed value for %s: %s"), var, value); |
1746 | return error(_("must be one of nothing, matching, simple, " | |
1747 | "upstream or current")); | |
52153747 FAG |
1748 | } |
1749 | return 0; | |
1750 | } | |
1751 | ||
1752 | /* Add other config variables here and to Documentation/config.txt. */ | |
1753 | return 0; | |
1754 | } | |
1755 | ||
d551a488 MSO |
1756 | static int git_default_mailmap_config(const char *var, const char *value) |
1757 | { | |
1758 | if (!strcmp(var, "mailmap.file")) | |
9352fd57 | 1759 | return git_config_pathname(&git_mailmap_file, var, value); |
08610900 JK |
1760 | if (!strcmp(var, "mailmap.blob")) |
1761 | return git_config_string(&git_mailmap_blob, var, value); | |
d551a488 MSO |
1762 | |
1763 | /* Add other config variables here and to Documentation/config.txt. */ | |
1764 | return 0; | |
1765 | } | |
1766 | ||
9f9c40cf JC |
1767 | static int git_default_attr_config(const char *var, const char *value) |
1768 | { | |
1769 | if (!strcmp(var, "attr.tree")) | |
1770 | return git_config_string(&git_attr_tree, var, value); | |
1771 | ||
1772 | /* | |
1773 | * Add other attribute related config variables here and to | |
1774 | * Documentation/config/attr.txt. | |
1775 | */ | |
1776 | return 0; | |
1777 | } | |
1778 | ||
a4e7e317 GC |
1779 | int git_default_config(const char *var, const char *value, |
1780 | const struct config_context *ctx, void *cb) | |
1141f492 | 1781 | { |
59556548 | 1782 | if (starts_with(var, "core.")) |
a4e7e317 | 1783 | return git_default_core_config(var, value, ctx, cb); |
1141f492 | 1784 | |
39ab4d09 WH |
1785 | if (starts_with(var, "user.") || |
1786 | starts_with(var, "author.") || | |
1787 | starts_with(var, "committer.")) | |
a4e7e317 | 1788 | return git_ident_config(var, value, ctx, cb); |
1141f492 | 1789 | |
59556548 | 1790 | if (starts_with(var, "i18n.")) |
1141f492 LT |
1791 | return git_default_i18n_config(var, value); |
1792 | ||
59556548 | 1793 | if (starts_with(var, "branch.")) |
1141f492 LT |
1794 | return git_default_branch_config(var, value); |
1795 | ||
59556548 | 1796 | if (starts_with(var, "push.")) |
52153747 FAG |
1797 | return git_default_push_config(var, value); |
1798 | ||
59556548 | 1799 | if (starts_with(var, "mailmap.")) |
d551a488 MSO |
1800 | return git_default_mailmap_config(var, value); |
1801 | ||
9f9c40cf JC |
1802 | if (starts_with(var, "attr.")) |
1803 | return git_default_attr_config(var, value); | |
1804 | ||
960786e7 | 1805 | if (starts_with(var, "advice.") || starts_with(var, "color.advice")) |
75194438 JK |
1806 | return git_default_advice_config(var, value); |
1807 | ||
1141f492 LT |
1808 | if (!strcmp(var, "pager.color") || !strcmp(var, "color.pager")) { |
1809 | pager_use_color = git_config_bool(var,value); | |
1810 | return 0; | |
1811 | } | |
1812 | ||
568508e7 | 1813 | if (!strcmp(var, "pack.packsizelimit")) { |
8868b1eb | 1814 | pack_size_limit_cfg = git_config_ulong(var, value, ctx->kvi); |
568508e7 JH |
1815 | return 0; |
1816 | } | |
8de7eeb5 JH |
1817 | |
1818 | if (!strcmp(var, "pack.compression")) { | |
8868b1eb | 1819 | int level = git_config_int(var, value, ctx->kvi); |
8de7eeb5 JH |
1820 | if (level == -1) |
1821 | level = Z_DEFAULT_COMPRESSION; | |
1822 | else if (level < 0 || level > Z_BEST_COMPRESSION) | |
1823 | die(_("bad pack compression level %d"), level); | |
1824 | pack_compression_level = level; | |
1825 | pack_compression_seen = 1; | |
1826 | return 0; | |
1827 | } | |
1828 | ||
ecc7c884 EN |
1829 | if (starts_with(var, "sparse.")) |
1830 | return git_default_sparse_config(var, value); | |
1831 | ||
1141f492 LT |
1832 | /* Add other config variables here and to Documentation/config.txt. */ |
1833 | return 0; | |
1834 | } | |
1835 | ||
ca4b5de2 | 1836 | /* |
b2dc0945 | 1837 | * All source specific fields in the union, die_on_error, name and the callbacks |
4d8dd149 | 1838 | * fgetc, ungetc, ftell of top need to be initialized before calling |
ca4b5de2 HV |
1839 | * this function. |
1840 | */ | |
6e8e7981 | 1841 | static int do_config_from(struct config_source *top, config_fn_t fn, |
809d8680 | 1842 | void *data, enum config_scope scope, |
8032cc44 | 1843 | const struct config_options *opts) |
ca4b5de2 | 1844 | { |
809d8680 | 1845 | struct key_value_info kvi = KVI_INIT; |
ca4b5de2 HV |
1846 | int ret; |
1847 | ||
1848 | /* push config-file parsing state stack */ | |
ca4b5de2 HV |
1849 | top->linenr = 1; |
1850 | top->eof = 0; | |
348482de | 1851 | top->total_len = 0; |
ca4b5de2 HV |
1852 | strbuf_init(&top->value, 1024); |
1853 | strbuf_init(&top->var, 1024); | |
809d8680 | 1854 | kvi_from_source(top, scope, &kvi); |
ca4b5de2 | 1855 | |
809d8680 | 1856 | ret = git_parse_source(top, fn, &kvi, data, opts); |
ca4b5de2 | 1857 | |
ca4b5de2 HV |
1858 | strbuf_release(&top->value); |
1859 | strbuf_release(&top->var); | |
ca4b5de2 HV |
1860 | |
1861 | return ret; | |
1862 | } | |
1863 | ||
6e8e7981 | 1864 | static int do_config_from_file(config_fn_t fn, |
0c602851 GC |
1865 | const enum config_origin_type origin_type, |
1866 | const char *name, const char *path, FILE *f, | |
809d8680 GC |
1867 | void *data, enum config_scope scope, |
1868 | const struct config_options *opts) | |
17712991 | 1869 | { |
c009bc89 | 1870 | struct config_source top = CONFIG_SOURCE_INIT; |
05e293c1 | 1871 | int ret; |
17712991 | 1872 | |
3caec73b | 1873 | top.u.file = f; |
473166b9 | 1874 | top.origin_type = origin_type; |
3caec73b KS |
1875 | top.name = name; |
1876 | top.path = path; | |
66f97228 | 1877 | top.default_error_action = CONFIG_ERROR_DIE; |
3caec73b KS |
1878 | top.do_fgetc = config_file_fgetc; |
1879 | top.do_ungetc = config_file_ungetc; | |
1880 | top.do_ftell = config_file_ftell; | |
924aaf3e | 1881 | |
05e293c1 | 1882 | flockfile(f); |
6e8e7981 | 1883 | ret = do_config_from(&top, fn, data, scope, opts); |
05e293c1 JK |
1884 | funlockfile(f); |
1885 | return ret; | |
3caec73b | 1886 | } |
924aaf3e | 1887 | |
809d8680 GC |
1888 | static int git_config_from_stdin(config_fn_t fn, void *data, |
1889 | enum config_scope scope) | |
3caec73b | 1890 | { |
6e8e7981 GC |
1891 | return do_config_from_file(fn, CONFIG_ORIGIN_STDIN, "", NULL, stdin, |
1892 | data, scope, NULL); | |
3caec73b KS |
1893 | } |
1894 | ||
8032cc44 | 1895 | int git_config_from_file_with_options(config_fn_t fn, const char *filename, |
809d8680 | 1896 | void *data, enum config_scope scope, |
8032cc44 | 1897 | const struct config_options *opts) |
3caec73b KS |
1898 | { |
1899 | int ret = -1; | |
1900 | FILE *f; | |
924aaf3e | 1901 | |
776f1848 GC |
1902 | if (!filename) |
1903 | BUG("filename cannot be NULL"); | |
e9d983f1 | 1904 | f = fopen_or_warn(filename, "r"); |
3caec73b | 1905 | if (f) { |
6e8e7981 GC |
1906 | ret = do_config_from_file(fn, CONFIG_ORIGIN_FILE, filename, |
1907 | filename, f, data, scope, opts); | |
17712991 LT |
1908 | fclose(f); |
1909 | } | |
1910 | return ret; | |
1911 | } | |
10bea152 | 1912 | |
8032cc44 JS |
1913 | int git_config_from_file(config_fn_t fn, const char *filename, void *data) |
1914 | { | |
809d8680 GC |
1915 | return git_config_from_file_with_options(fn, filename, data, |
1916 | CONFIG_SCOPE_UNKNOWN, NULL); | |
8032cc44 JS |
1917 | } |
1918 | ||
4574f1aa JK |
1919 | int git_config_from_mem(config_fn_t fn, |
1920 | const enum config_origin_type origin_type, | |
1921 | const char *name, const char *buf, size_t len, | |
809d8680 GC |
1922 | void *data, enum config_scope scope, |
1923 | const struct config_options *opts) | |
1bc88819 | 1924 | { |
c009bc89 | 1925 | struct config_source top = CONFIG_SOURCE_INIT; |
1bc88819 HV |
1926 | |
1927 | top.u.buf.buf = buf; | |
1928 | top.u.buf.len = len; | |
1929 | top.u.buf.pos = 0; | |
473166b9 | 1930 | top.origin_type = origin_type; |
1bc88819 | 1931 | top.name = name; |
d14d4244 | 1932 | top.path = NULL; |
66f97228 | 1933 | top.default_error_action = CONFIG_ERROR_ERROR; |
49d6cfa5 JK |
1934 | top.do_fgetc = config_buf_fgetc; |
1935 | top.do_ungetc = config_buf_ungetc; | |
1936 | top.do_ftell = config_buf_ftell; | |
1bc88819 | 1937 | |
6e8e7981 | 1938 | return do_config_from(&top, fn, data, scope, opts); |
1bc88819 HV |
1939 | } |
1940 | ||
cd73de47 | 1941 | int git_config_from_blob_oid(config_fn_t fn, |
9ebf689a | 1942 | const char *name, |
e3e8bf04 | 1943 | struct repository *repo, |
cd73de47 | 1944 | const struct object_id *oid, |
809d8680 GC |
1945 | void *data, |
1946 | enum config_scope scope) | |
1bc88819 HV |
1947 | { |
1948 | enum object_type type; | |
1949 | char *buf; | |
1950 | unsigned long size; | |
1951 | int ret; | |
1952 | ||
e3e8bf04 | 1953 | buf = repo_read_object_file(repo, oid, &type, &size); |
1bc88819 | 1954 | if (!buf) |
a769bfc7 | 1955 | return error(_("unable to load config blob object '%s'"), name); |
1bc88819 HV |
1956 | if (type != OBJ_BLOB) { |
1957 | free(buf); | |
a769bfc7 | 1958 | return error(_("reference '%s' does not point to a blob"), name); |
1bc88819 HV |
1959 | } |
1960 | ||
4574f1aa | 1961 | ret = git_config_from_mem(fn, CONFIG_ORIGIN_BLOB, name, buf, size, |
809d8680 | 1962 | data, scope, NULL); |
1bc88819 HV |
1963 | free(buf); |
1964 | ||
1965 | return ret; | |
1966 | } | |
1967 | ||
1968 | static int git_config_from_blob_ref(config_fn_t fn, | |
e3e8bf04 | 1969 | struct repository *repo, |
1bc88819 | 1970 | const char *name, |
809d8680 GC |
1971 | void *data, |
1972 | enum config_scope scope) | |
1bc88819 | 1973 | { |
cd73de47 | 1974 | struct object_id oid; |
1bc88819 | 1975 | |
e3e8bf04 | 1976 | if (repo_get_oid(repo, name, &oid) < 0) |
a769bfc7 | 1977 | return error(_("unable to resolve config blob '%s'"), name); |
809d8680 | 1978 | return git_config_from_blob_oid(fn, name, repo, &oid, data, scope); |
1bc88819 HV |
1979 | } |
1980 | ||
c62a999c | 1981 | char *git_system_config(void) |
506b17b1 | 1982 | { |
4179b489 | 1983 | char *system_config = xstrdup_or_null(getenv("GIT_CONFIG_SYSTEM")); |
e3553076 JS |
1984 | if (!system_config) |
1985 | system_config = system_path(ETC_GITCONFIG); | |
1986 | normalize_path_copy(system_config, system_config); | |
1987 | return system_config; | |
506b17b1 JS |
1988 | } |
1989 | ||
c15129b6 KH |
1990 | char *git_global_config(void) |
1991 | { | |
1992 | char *user_config, *xdg_config; | |
1993 | ||
1994 | git_global_config_paths(&user_config, &xdg_config); | |
1995 | if (!user_config) { | |
1996 | free(xdg_config); | |
1997 | return NULL; | |
1998 | } | |
1999 | ||
2000 | if (access_or_warn(user_config, R_OK, 0) && xdg_config && | |
2001 | !access_or_warn(xdg_config, R_OK, 0)) { | |
2002 | free(user_config); | |
2003 | return xdg_config; | |
2004 | } else { | |
2005 | free(xdg_config); | |
2006 | return user_config; | |
2007 | } | |
2008 | } | |
2009 | ||
ecffa3ed | 2010 | void git_global_config_paths(char **user_out, char **xdg_out) |
1e06eb9b | 2011 | { |
4179b489 PS |
2012 | char *user_config = xstrdup_or_null(getenv("GIT_CONFIG_GLOBAL")); |
2013 | char *xdg_config = NULL; | |
2014 | ||
2015 | if (!user_config) { | |
a03b097d | 2016 | user_config = interpolate_path("~/.gitconfig", 0); |
4179b489 PS |
2017 | xdg_config = xdg_config_home("config"); |
2018 | } | |
2019 | ||
2020 | *user_out = user_config; | |
2021 | *xdg_out = xdg_config; | |
506b17b1 JS |
2022 | } |
2023 | ||
ab88c363 JK |
2024 | int git_config_system(void) |
2025 | { | |
2026 | return !git_env_bool("GIT_CONFIG_NOSYSTEM", 0); | |
2027 | } | |
2028 | ||
6e8e7981 | 2029 | static int do_git_config_sequence(const struct config_options *opts, |
3867f6d6 | 2030 | const struct repository *repo, |
e145a0bc | 2031 | config_fn_t fn, void *data) |
4f629539 | 2032 | { |
c72ee44b | 2033 | int ret = 0; |
c62a999c | 2034 | char *system_config = git_system_config(); |
1e06eb9b PS |
2035 | char *xdg_config = NULL; |
2036 | char *user_config = NULL; | |
e145a0bc | 2037 | char *repo_config; |
847d0027 | 2038 | char *worktree_config; |
e145a0bc | 2039 | |
847d0027 VD |
2040 | /* |
2041 | * Ensure that either: | |
2042 | * - the git_dir and commondir are both set, or | |
2043 | * - the git_dir and commondir are both NULL | |
2044 | */ | |
2045 | if (!opts->git_dir != !opts->commondir) | |
2046 | BUG("only one of commondir and git_dir is non-NULL"); | |
2047 | ||
2048 | if (opts->commondir) { | |
a577fb5f | 2049 | repo_config = mkpathdup("%s/config", opts->commondir); |
847d0027 VD |
2050 | worktree_config = mkpathdup("%s/config.worktree", opts->git_dir); |
2051 | } else { | |
e145a0bc | 2052 | repo_config = NULL; |
847d0027 VD |
2053 | worktree_config = NULL; |
2054 | } | |
5f1a63e0 | 2055 | |
c62a999c PS |
2056 | if (git_config_system() && system_config && |
2057 | !access_or_die(system_config, R_OK, | |
2058 | opts->system_gently ? ACCESS_EACCES_OK : 0)) | |
809d8680 GC |
2059 | ret += git_config_from_file_with_options(fn, system_config, |
2060 | data, CONFIG_SCOPE_SYSTEM, | |
2061 | NULL); | |
5f1a63e0 | 2062 | |
ecffa3ed | 2063 | git_global_config_paths(&user_config, &xdg_config); |
1e06eb9b | 2064 | |
c72ee44b | 2065 | if (xdg_config && !access_or_die(xdg_config, R_OK, ACCESS_EACCES_OK)) |
809d8680 GC |
2066 | ret += git_config_from_file_with_options(fn, xdg_config, data, |
2067 | CONFIG_SCOPE_GLOBAL, NULL); | |
21cf3227 | 2068 | |
c72ee44b | 2069 | if (user_config && !access_or_die(user_config, R_OK, ACCESS_EACCES_OK)) |
809d8680 GC |
2070 | ret += git_config_from_file_with_options(fn, user_config, data, |
2071 | CONFIG_SCOPE_GLOBAL, NULL); | |
5f1a63e0 | 2072 | |
800a7f99 JH |
2073 | if (!opts->ignore_repo && repo_config && |
2074 | !access_or_die(repo_config, R_OK, 0)) | |
809d8680 GC |
2075 | ret += git_config_from_file_with_options(fn, repo_config, data, |
2076 | CONFIG_SCOPE_LOCAL, NULL); | |
8b1fa778 | 2077 | |
847d0027 | 2078 | if (!opts->ignore_worktree && worktree_config && |
3867f6d6 | 2079 | repo && repo->repository_format_worktree_config && |
847d0027 | 2080 | !access_or_die(worktree_config, R_OK, 0)) { |
809d8680 GC |
2081 | ret += git_config_from_file_with_options(fn, worktree_config, data, |
2082 | CONFIG_SCOPE_WORKTREE, | |
2083 | NULL); | |
58b284a2 NTND |
2084 | } |
2085 | ||
800a7f99 | 2086 | if (!opts->ignore_cmdline && git_config_from_parameters(fn, data) < 0) |
8262aaa2 | 2087 | die(_("unable to parse command-line config")); |
8b1fa778 | 2088 | |
c62a999c | 2089 | free(system_config); |
21cf3227 HKNN |
2090 | free(xdg_config); |
2091 | free(user_config); | |
80181868 | 2092 | free(repo_config); |
847d0027 | 2093 | free(worktree_config); |
c72ee44b | 2094 | return ret; |
4f629539 JH |
2095 | } |
2096 | ||
dc8441fd BW |
2097 | int config_with_options(config_fn_t fn, void *data, |
2098 | struct git_config_source *config_source, | |
9b6b06c1 | 2099 | struct repository *repo, |
dc8441fd | 2100 | const struct config_options *opts) |
dbdf5854 | 2101 | { |
9b25a0b5 | 2102 | struct config_include_data inc = CONFIG_INCLUDE_INIT; |
399b1984 | 2103 | int ret; |
9b25a0b5 | 2104 | |
c48f4b37 | 2105 | if (opts->respect_includes) { |
9b25a0b5 JK |
2106 | inc.fn = fn; |
2107 | inc.data = data; | |
c48f4b37 | 2108 | inc.opts = opts; |
9b6b06c1 | 2109 | inc.repo = repo; |
399b1984 | 2110 | inc.config_source = config_source; |
9b25a0b5 JK |
2111 | fn = git_config_include; |
2112 | data = &inc; | |
2113 | } | |
dbdf5854 | 2114 | |
c9b5e2a5 JK |
2115 | /* |
2116 | * If we have a specific filename, use it. Otherwise, follow the | |
2117 | * regular lookup sequence. | |
2118 | */ | |
e3e8bf04 | 2119 | if (config_source && config_source->use_stdin) { |
809d8680 | 2120 | ret = git_config_from_stdin(fn, data, config_source->scope); |
e3e8bf04 | 2121 | } else if (config_source && config_source->file) { |
809d8680 GC |
2122 | ret = git_config_from_file_with_options(fn, config_source->file, |
2123 | data, config_source->scope, | |
2124 | NULL); | |
e3e8bf04 | 2125 | } else if (config_source && config_source->blob) { |
399b1984 | 2126 | ret = git_config_from_blob_ref(fn, repo, config_source->blob, |
809d8680 | 2127 | data, config_source->scope); |
399b1984 | 2128 | } else { |
6e8e7981 | 2129 | ret = do_git_config_sequence(opts, repo, fn, data); |
e3e8bf04 | 2130 | } |
c9b5e2a5 | 2131 | |
399b1984 JT |
2132 | if (inc.remote_urls) { |
2133 | string_list_clear(inc.remote_urls, 0); | |
2134 | FREE_AND_NULL(inc.remote_urls); | |
2135 | } | |
2136 | return ret; | |
dbdf5854 NTND |
2137 | } |
2138 | ||
f6c213a0 | 2139 | static void configset_iter(struct config_set *set, config_fn_t fn, void *data) |
c9b5e2a5 | 2140 | { |
155ef25f TA |
2141 | int i, value_index; |
2142 | struct string_list *values; | |
2143 | struct config_set_element *entry; | |
9b4a6553 | 2144 | struct configset_list *list = &set->list; |
6021e1d1 | 2145 | struct config_context ctx = CONFIG_CONTEXT_INIT; |
155ef25f TA |
2146 | |
2147 | for (i = 0; i < list->nr; i++) { | |
2148 | entry = list->items[i].e; | |
2149 | value_index = list->items[i].value_index; | |
2150 | values = &entry->value_list; | |
0d44a2da | 2151 | |
6021e1d1 GC |
2152 | ctx.kvi = values->items[value_index].util; |
2153 | if (fn(entry->key, values->items[value_index].string, &ctx, data) < 0) | |
0d44a2da | 2154 | git_die_config_linenr(entry->key, |
6021e1d1 GC |
2155 | ctx.kvi->filename, |
2156 | ctx.kvi->linenr); | |
155ef25f TA |
2157 | } |
2158 | } | |
2159 | ||
0654aa57 JS |
2160 | void read_early_config(config_fn_t cb, void *data) |
2161 | { | |
c48f4b37 | 2162 | struct config_options opts = {0}; |
d3fb71b3 BW |
2163 | struct strbuf commondir = STRBUF_INIT; |
2164 | struct strbuf gitdir = STRBUF_INIT; | |
1a27409a | 2165 | |
c48f4b37 | 2166 | opts.respect_includes = 1; |
0654aa57 | 2167 | |
a577fb5f BW |
2168 | if (have_git_dir()) { |
2169 | opts.commondir = get_git_common_dir(); | |
2185fde5 | 2170 | opts.git_dir = get_git_dir(); |
0654aa57 | 2171 | /* |
1a27409a JS |
2172 | * When setup_git_directory() was not yet asked to discover the |
2173 | * GIT_DIR, we ask discover_git_directory() to figure out whether there | |
2174 | * is any repository config we should use (but unlike | |
2175 | * setup_git_directory_gently(), no global state is changed, most | |
2176 | * notably, the current working directory is still the same after the | |
2177 | * call). | |
0654aa57 | 2178 | */ |
a577fb5f BW |
2179 | } else if (!discover_git_directory(&commondir, &gitdir)) { |
2180 | opts.commondir = commondir.buf; | |
d3fb71b3 | 2181 | opts.git_dir = gitdir.buf; |
a577fb5f | 2182 | } |
2185fde5 | 2183 | |
9b6b06c1 | 2184 | config_with_options(cb, data, NULL, NULL, &opts); |
0654aa57 | 2185 | |
d3fb71b3 BW |
2186 | strbuf_release(&commondir); |
2187 | strbuf_release(&gitdir); | |
0654aa57 JS |
2188 | } |
2189 | ||
800a7f99 JH |
2190 | /* |
2191 | * Read config but only enumerate system and global settings. | |
2192 | * Omit any repo-local, worktree-local, or command-line settings. | |
2193 | */ | |
2194 | void read_very_early_config(config_fn_t cb, void *data) | |
2195 | { | |
2196 | struct config_options opts = { 0 }; | |
2197 | ||
2198 | opts.respect_includes = 1; | |
2199 | opts.ignore_repo = 1; | |
2200 | opts.ignore_worktree = 1; | |
2201 | opts.ignore_cmdline = 1; | |
f672deec | 2202 | opts.system_gently = 1; |
800a7f99 | 2203 | |
9b6b06c1 | 2204 | config_with_options(cb, data, NULL, NULL, &opts); |
800a7f99 JH |
2205 | } |
2206 | ||
b83efcec | 2207 | RESULT_MUST_BE_USED |
06e9e726 | 2208 | static int configset_find_element(struct config_set *set, const char *key, |
b83efcec | 2209 | struct config_set_element **dest) |
3c8687a7 TA |
2210 | { |
2211 | struct config_set_element k; | |
2212 | struct config_set_element *found_entry; | |
2213 | char *normalized_key; | |
b83efcec ÆAB |
2214 | int ret; |
2215 | ||
3c8687a7 TA |
2216 | /* |
2217 | * `key` may come from the user, so normalize it before using it | |
2218 | * for querying entries from the hashmap. | |
2219 | */ | |
b83efcec ÆAB |
2220 | ret = git_config_parse_key(key, &normalized_key, NULL); |
2221 | if (ret) | |
2222 | return ret; | |
3c8687a7 | 2223 | |
d22245a2 | 2224 | hashmap_entry_init(&k.ent, strhash(normalized_key)); |
3c8687a7 | 2225 | k.key = normalized_key; |
9b4a6553 | 2226 | found_entry = hashmap_get_entry(&set->config_hash, &k, ent, NULL); |
3c8687a7 | 2227 | free(normalized_key); |
b83efcec ÆAB |
2228 | *dest = found_entry; |
2229 | return 0; | |
3c8687a7 TA |
2230 | } |
2231 | ||
26b66932 | 2232 | static int configset_add_value(const struct key_value_info *kvi_p, |
9b4a6553 | 2233 | struct config_set *set, const char *key, |
a798a56c | 2234 | const char *value) |
3c8687a7 TA |
2235 | { |
2236 | struct config_set_element *e; | |
3df8fd62 | 2237 | struct string_list_item *si; |
155ef25f | 2238 | struct configset_list_item *l_item; |
3df8fd62 | 2239 | struct key_value_info *kv_info = xmalloc(sizeof(*kv_info)); |
b83efcec | 2240 | int ret; |
3df8fd62 | 2241 | |
06e9e726 | 2242 | ret = configset_find_element(set, key, &e); |
b83efcec ÆAB |
2243 | if (ret) |
2244 | return ret; | |
3c8687a7 TA |
2245 | /* |
2246 | * Since the keys are being fed by git_config*() callback mechanism, they | |
2247 | * are already normalized. So simply add them without any further munging. | |
2248 | */ | |
2249 | if (!e) { | |
2250 | e = xmalloc(sizeof(*e)); | |
d22245a2 | 2251 | hashmap_entry_init(&e->ent, strhash(key)); |
3c8687a7 | 2252 | e->key = xstrdup(key); |
bc40dfb1 | 2253 | string_list_init_dup(&e->value_list); |
9b4a6553 | 2254 | hashmap_add(&set->config_hash, &e->ent); |
3c8687a7 | 2255 | } |
8c53f071 | 2256 | si = string_list_append_nodup(&e->value_list, xstrdup_or_null(value)); |
155ef25f | 2257 | |
9b4a6553 GC |
2258 | ALLOC_GROW(set->list.items, set->list.nr + 1, set->list.alloc); |
2259 | l_item = &set->list.items[set->list.nr++]; | |
155ef25f TA |
2260 | l_item->e = e; |
2261 | l_item->value_index = e->value_list.nr - 1; | |
2262 | ||
f6c213a0 | 2263 | *kv_info = *kvi_p; |
3df8fd62 | 2264 | si->util = kv_info; |
3c8687a7 TA |
2265 | |
2266 | return 0; | |
2267 | } | |
2268 | ||
5cf88fd8 | 2269 | static int config_set_element_cmp(const void *cmp_data UNUSED, |
939af16e EW |
2270 | const struct hashmap_entry *eptr, |
2271 | const struct hashmap_entry *entry_or_key, | |
5cf88fd8 | 2272 | const void *keydata UNUSED) |
3c8687a7 | 2273 | { |
939af16e EW |
2274 | const struct config_set_element *e1, *e2; |
2275 | ||
2276 | e1 = container_of(eptr, const struct config_set_element, ent); | |
2277 | e2 = container_of(entry_or_key, const struct config_set_element, ent); | |
77bdc097 | 2278 | |
3c8687a7 TA |
2279 | return strcmp(e1->key, e2->key); |
2280 | } | |
2281 | ||
9b4a6553 | 2282 | void git_configset_init(struct config_set *set) |
3c8687a7 | 2283 | { |
9b4a6553 GC |
2284 | hashmap_init(&set->config_hash, config_set_element_cmp, NULL, 0); |
2285 | set->hash_initialized = 1; | |
2286 | set->list.nr = 0; | |
2287 | set->list.alloc = 0; | |
2288 | set->list.items = NULL; | |
3c8687a7 TA |
2289 | } |
2290 | ||
9b4a6553 | 2291 | void git_configset_clear(struct config_set *set) |
3c8687a7 TA |
2292 | { |
2293 | struct config_set_element *entry; | |
2294 | struct hashmap_iter iter; | |
9b4a6553 | 2295 | if (!set->hash_initialized) |
3c8687a7 TA |
2296 | return; |
2297 | ||
9b4a6553 | 2298 | hashmap_for_each_entry(&set->config_hash, &iter, entry, |
87571c3f | 2299 | ent /* member name */) { |
3c8687a7 | 2300 | free(entry->key); |
3df8fd62 | 2301 | string_list_clear(&entry->value_list, 1); |
3c8687a7 | 2302 | } |
9b4a6553 GC |
2303 | hashmap_clear_and_free(&set->config_hash, struct config_set_element, ent); |
2304 | set->hash_initialized = 0; | |
2305 | free(set->list.items); | |
2306 | set->list.nr = 0; | |
2307 | set->list.alloc = 0; | |
2308 | set->list.items = NULL; | |
3c8687a7 TA |
2309 | } |
2310 | ||
a4e7e317 | 2311 | static int config_set_callback(const char *key, const char *value, |
26b66932 | 2312 | const struct config_context *ctx, |
a4e7e317 | 2313 | void *cb) |
3c8687a7 | 2314 | { |
f6c213a0 GC |
2315 | struct config_set *set = cb; |
2316 | configset_add_value(ctx->kvi, set, key, value); | |
3c8687a7 TA |
2317 | return 0; |
2318 | } | |
2319 | ||
9b4a6553 | 2320 | int git_configset_add_file(struct config_set *set, const char *filename) |
3c8687a7 | 2321 | { |
f6c213a0 | 2322 | return git_config_from_file(config_set_callback, filename, set); |
3c8687a7 TA |
2323 | } |
2324 | ||
8868b1eb GC |
2325 | int git_configset_get_value(struct config_set *set, const char *key, |
2326 | const char **value, struct key_value_info *kvi) | |
3c8687a7 TA |
2327 | { |
2328 | const struct string_list *values = NULL; | |
a4286193 | 2329 | int ret; |
8868b1eb | 2330 | struct string_list_item item; |
3c8687a7 TA |
2331 | /* |
2332 | * Follows "last one wins" semantic, i.e., if there are multiple matches for the | |
2333 | * queried key in the files of the configset, the value returned will be the last | |
2334 | * value in the value list for that key. | |
2335 | */ | |
06e9e726 | 2336 | if ((ret = git_configset_get_value_multi(set, key, &values))) |
a4286193 | 2337 | return ret; |
3c8687a7 | 2338 | |
3c8687a7 | 2339 | assert(values->nr > 0); |
8868b1eb GC |
2340 | item = values->items[values->nr - 1]; |
2341 | *value = item.string; | |
2342 | if (kvi) | |
2343 | *kvi = *((struct key_value_info *)item.util); | |
3c8687a7 TA |
2344 | return 0; |
2345 | } | |
2346 | ||
06e9e726 | 2347 | int git_configset_get_value_multi(struct config_set *set, const char *key, |
a4286193 | 2348 | const struct string_list **dest) |
3c8687a7 | 2349 | { |
b83efcec | 2350 | struct config_set_element *e; |
a4286193 | 2351 | int ret; |
b83efcec | 2352 | |
06e9e726 | 2353 | if ((ret = configset_find_element(set, key, &e))) |
a4286193 | 2354 | return ret; |
b83efcec | 2355 | else if (!e) |
a4286193 ÆAB |
2356 | return 1; |
2357 | *dest = &e->value_list; | |
2358 | ||
2359 | return 0; | |
b83efcec ÆAB |
2360 | } |
2361 | ||
9e2d884d ÆAB |
2362 | static int check_multi_string(struct string_list_item *item, void *util) |
2363 | { | |
2364 | return item->string ? 0 : config_error_nonbool(util); | |
2365 | } | |
2366 | ||
2367 | int git_configset_get_string_multi(struct config_set *cs, const char *key, | |
2368 | const struct string_list **dest) | |
2369 | { | |
2370 | int ret; | |
2371 | ||
2372 | if ((ret = git_configset_get_value_multi(cs, key, dest))) | |
2373 | return ret; | |
2374 | if ((ret = for_each_string_list((struct string_list *)*dest, | |
2375 | check_multi_string, (void *)key))) | |
2376 | return ret; | |
2377 | ||
2378 | return 0; | |
2379 | } | |
2380 | ||
06e9e726 | 2381 | int git_configset_get(struct config_set *set, const char *key) |
3c8687a7 | 2382 | { |
b83efcec ÆAB |
2383 | struct config_set_element *e; |
2384 | int ret; | |
2385 | ||
06e9e726 | 2386 | if ((ret = configset_find_element(set, key, &e))) |
b83efcec ÆAB |
2387 | return ret; |
2388 | else if (!e) | |
2389 | return 1; | |
2390 | return 0; | |
3c8687a7 TA |
2391 | } |
2392 | ||
9b4a6553 | 2393 | int git_configset_get_string(struct config_set *set, const char *key, char **dest) |
3c8687a7 TA |
2394 | { |
2395 | const char *value; | |
8868b1eb | 2396 | if (!git_configset_get_value(set, key, &value, NULL)) |
9a53219f | 2397 | return git_config_string((const char **)dest, key, value); |
3c8687a7 TA |
2398 | else |
2399 | return 1; | |
2400 | } | |
2401 | ||
9b4a6553 | 2402 | static int git_configset_get_string_tmp(struct config_set *set, const char *key, |
3ce11382 | 2403 | const char **dest) |
3c8687a7 | 2404 | { |
f1de981e | 2405 | const char *value; |
8868b1eb | 2406 | if (!git_configset_get_value(set, key, &value, NULL)) { |
f1de981e JK |
2407 | if (!value) |
2408 | return config_error_nonbool(key); | |
2409 | *dest = value; | |
2410 | return 0; | |
2411 | } else { | |
2412 | return 1; | |
2413 | } | |
3c8687a7 TA |
2414 | } |
2415 | ||
9b4a6553 | 2416 | int git_configset_get_int(struct config_set *set, const char *key, int *dest) |
3c8687a7 TA |
2417 | { |
2418 | const char *value; | |
8868b1eb GC |
2419 | struct key_value_info kvi; |
2420 | ||
2421 | if (!git_configset_get_value(set, key, &value, &kvi)) { | |
2422 | *dest = git_config_int(key, value, &kvi); | |
3c8687a7 TA |
2423 | return 0; |
2424 | } else | |
2425 | return 1; | |
2426 | } | |
2427 | ||
9b4a6553 | 2428 | int git_configset_get_ulong(struct config_set *set, const char *key, unsigned long *dest) |
3c8687a7 TA |
2429 | { |
2430 | const char *value; | |
8868b1eb GC |
2431 | struct key_value_info kvi; |
2432 | ||
2433 | if (!git_configset_get_value(set, key, &value, &kvi)) { | |
2434 | *dest = git_config_ulong(key, value, &kvi); | |
3c8687a7 TA |
2435 | return 0; |
2436 | } else | |
2437 | return 1; | |
2438 | } | |
2439 | ||
9b4a6553 | 2440 | int git_configset_get_bool(struct config_set *set, const char *key, int *dest) |
3c8687a7 TA |
2441 | { |
2442 | const char *value; | |
8868b1eb | 2443 | if (!git_configset_get_value(set, key, &value, NULL)) { |
3c8687a7 TA |
2444 | *dest = git_config_bool(key, value); |
2445 | return 0; | |
2446 | } else | |
2447 | return 1; | |
2448 | } | |
2449 | ||
9b4a6553 | 2450 | int git_configset_get_bool_or_int(struct config_set *set, const char *key, |
3c8687a7 TA |
2451 | int *is_bool, int *dest) |
2452 | { | |
2453 | const char *value; | |
8868b1eb GC |
2454 | struct key_value_info kvi; |
2455 | ||
2456 | if (!git_configset_get_value(set, key, &value, &kvi)) { | |
2457 | *dest = git_config_bool_or_int(key, value, &kvi, is_bool); | |
3c8687a7 TA |
2458 | return 0; |
2459 | } else | |
2460 | return 1; | |
2461 | } | |
2462 | ||
9b4a6553 | 2463 | int git_configset_get_maybe_bool(struct config_set *set, const char *key, int *dest) |
3c8687a7 TA |
2464 | { |
2465 | const char *value; | |
8868b1eb | 2466 | if (!git_configset_get_value(set, key, &value, NULL)) { |
89576613 | 2467 | *dest = git_parse_maybe_bool(value); |
3c8687a7 TA |
2468 | if (*dest == -1) |
2469 | return -1; | |
2470 | return 0; | |
2471 | } else | |
2472 | return 1; | |
2473 | } | |
2474 | ||
9b4a6553 | 2475 | int git_configset_get_pathname(struct config_set *set, const char *key, const char **dest) |
3c8687a7 TA |
2476 | { |
2477 | const char *value; | |
8868b1eb | 2478 | if (!git_configset_get_value(set, key, &value, NULL)) |
3c8687a7 TA |
2479 | return git_config_pathname(dest, key, value); |
2480 | else | |
2481 | return 1; | |
2482 | } | |
2483 | ||
3b256228 BW |
2484 | /* Functions use to read configuration from a repository */ |
2485 | static void repo_read_config(struct repository *repo) | |
3c8687a7 | 2486 | { |
1703751f | 2487 | struct config_options opts = { 0 }; |
3b256228 BW |
2488 | |
2489 | opts.respect_includes = 1; | |
2490 | opts.commondir = repo->commondir; | |
2491 | opts.git_dir = repo->gitdir; | |
2492 | ||
2493 | if (!repo->config) | |
ca56dadb | 2494 | CALLOC_ARRAY(repo->config, 1); |
3b256228 BW |
2495 | else |
2496 | git_configset_clear(repo->config); | |
2497 | ||
2498 | git_configset_init(repo->config); | |
f6c213a0 GC |
2499 | if (config_with_options(config_set_callback, repo->config, NULL, |
2500 | repo, &opts) < 0) | |
3b256228 BW |
2501 | /* |
2502 | * config_with_options() normally returns only | |
2503 | * zero, as most errors are fatal, and | |
2504 | * non-fatal potential errors are guarded by "if" | |
2505 | * statements that are entered only when no error is | |
2506 | * possible. | |
2507 | * | |
2508 | * If we ever encounter a non-fatal error, it means | |
2509 | * something went really wrong and we should stop | |
2510 | * immediately. | |
2511 | */ | |
2512 | die(_("unknown error occurred while reading the configuration files")); | |
2513 | } | |
2514 | ||
2515 | static void git_config_check_init(struct repository *repo) | |
2516 | { | |
2517 | if (repo->config && repo->config->hash_initialized) | |
3c8687a7 | 2518 | return; |
3b256228 | 2519 | repo_read_config(repo); |
3c8687a7 TA |
2520 | } |
2521 | ||
3b256228 | 2522 | static void repo_config_clear(struct repository *repo) |
3c8687a7 | 2523 | { |
3b256228 | 2524 | if (!repo->config || !repo->config->hash_initialized) |
3c8687a7 | 2525 | return; |
3b256228 | 2526 | git_configset_clear(repo->config); |
3c8687a7 TA |
2527 | } |
2528 | ||
3b256228 | 2529 | void repo_config(struct repository *repo, config_fn_t fn, void *data) |
3c8687a7 | 2530 | { |
3b256228 | 2531 | git_config_check_init(repo); |
f6c213a0 | 2532 | configset_iter(repo->config, fn, data); |
3c8687a7 TA |
2533 | } |
2534 | ||
b83efcec ÆAB |
2535 | int repo_config_get(struct repository *repo, const char *key) |
2536 | { | |
2537 | git_config_check_init(repo); | |
2538 | return git_configset_get(repo->config, key); | |
2539 | } | |
2540 | ||
3b256228 BW |
2541 | int repo_config_get_value(struct repository *repo, |
2542 | const char *key, const char **value) | |
3c8687a7 | 2543 | { |
3b256228 | 2544 | git_config_check_init(repo); |
8868b1eb | 2545 | return git_configset_get_value(repo->config, key, value, NULL); |
3c8687a7 TA |
2546 | } |
2547 | ||
a4286193 ÆAB |
2548 | int repo_config_get_value_multi(struct repository *repo, const char *key, |
2549 | const struct string_list **dest) | |
3b256228 BW |
2550 | { |
2551 | git_config_check_init(repo); | |
a4286193 | 2552 | return git_configset_get_value_multi(repo->config, key, dest); |
3b256228 BW |
2553 | } |
2554 | ||
9e2d884d ÆAB |
2555 | int repo_config_get_string_multi(struct repository *repo, const char *key, |
2556 | const struct string_list **dest) | |
3b256228 BW |
2557 | { |
2558 | git_config_check_init(repo); | |
9e2d884d | 2559 | return git_configset_get_string_multi(repo->config, key, dest); |
3b256228 BW |
2560 | } |
2561 | ||
9a53219f JK |
2562 | int repo_config_get_string(struct repository *repo, |
2563 | const char *key, char **dest) | |
3b256228 BW |
2564 | { |
2565 | int ret; | |
2566 | git_config_check_init(repo); | |
9a53219f | 2567 | ret = git_configset_get_string(repo->config, key, dest); |
3b256228 BW |
2568 | if (ret < 0) |
2569 | git_die_config(key, NULL); | |
2570 | return ret; | |
2571 | } | |
2572 | ||
f1de981e JK |
2573 | int repo_config_get_string_tmp(struct repository *repo, |
2574 | const char *key, const char **dest) | |
3b256228 | 2575 | { |
f1de981e | 2576 | int ret; |
3b256228 | 2577 | git_config_check_init(repo); |
f1de981e JK |
2578 | ret = git_configset_get_string_tmp(repo->config, key, dest); |
2579 | if (ret < 0) | |
2580 | git_die_config(key, NULL); | |
2581 | return ret; | |
3b256228 BW |
2582 | } |
2583 | ||
2584 | int repo_config_get_int(struct repository *repo, | |
2585 | const char *key, int *dest) | |
2586 | { | |
2587 | git_config_check_init(repo); | |
2588 | return git_configset_get_int(repo->config, key, dest); | |
2589 | } | |
2590 | ||
2591 | int repo_config_get_ulong(struct repository *repo, | |
2592 | const char *key, unsigned long *dest) | |
2593 | { | |
2594 | git_config_check_init(repo); | |
2595 | return git_configset_get_ulong(repo->config, key, dest); | |
2596 | } | |
2597 | ||
2598 | int repo_config_get_bool(struct repository *repo, | |
2599 | const char *key, int *dest) | |
2600 | { | |
2601 | git_config_check_init(repo); | |
2602 | return git_configset_get_bool(repo->config, key, dest); | |
2603 | } | |
2604 | ||
2605 | int repo_config_get_bool_or_int(struct repository *repo, | |
2606 | const char *key, int *is_bool, int *dest) | |
2607 | { | |
2608 | git_config_check_init(repo); | |
2609 | return git_configset_get_bool_or_int(repo->config, key, is_bool, dest); | |
2610 | } | |
2611 | ||
2612 | int repo_config_get_maybe_bool(struct repository *repo, | |
2613 | const char *key, int *dest) | |
2614 | { | |
2615 | git_config_check_init(repo); | |
2616 | return git_configset_get_maybe_bool(repo->config, key, dest); | |
2617 | } | |
2618 | ||
2619 | int repo_config_get_pathname(struct repository *repo, | |
2620 | const char *key, const char **dest) | |
3c8687a7 | 2621 | { |
5a80e97c | 2622 | int ret; |
3b256228 BW |
2623 | git_config_check_init(repo); |
2624 | ret = git_configset_get_pathname(repo->config, key, dest); | |
5a80e97c TA |
2625 | if (ret < 0) |
2626 | git_die_config(key, NULL); | |
2627 | return ret; | |
3c8687a7 TA |
2628 | } |
2629 | ||
5b3c6507 GC |
2630 | /* Read values into protected_config. */ |
2631 | static void read_protected_config(void) | |
2632 | { | |
ecec57b3 GC |
2633 | struct config_options opts = { |
2634 | .respect_includes = 1, | |
2635 | .ignore_repo = 1, | |
2636 | .ignore_worktree = 1, | |
2637 | .system_gently = 1, | |
2638 | }; | |
a798a56c | 2639 | |
5b3c6507 | 2640 | git_configset_init(&protected_config); |
f6c213a0 GC |
2641 | config_with_options(config_set_callback, &protected_config, NULL, |
2642 | NULL, &opts); | |
5b3c6507 GC |
2643 | } |
2644 | ||
2645 | void git_protected_config(config_fn_t fn, void *data) | |
2646 | { | |
2647 | if (!protected_config.hash_initialized) | |
2648 | read_protected_config(); | |
f6c213a0 | 2649 | configset_iter(&protected_config, fn, data); |
5b3c6507 GC |
2650 | } |
2651 | ||
3b256228 BW |
2652 | /* Functions used historically to read configuration from 'the_repository' */ |
2653 | void git_config(config_fn_t fn, void *data) | |
2654 | { | |
2655 | repo_config(the_repository, fn, data); | |
2656 | } | |
2657 | ||
2658 | void git_config_clear(void) | |
2659 | { | |
2660 | repo_config_clear(the_repository); | |
2661 | } | |
2662 | ||
b83efcec ÆAB |
2663 | int git_config_get(const char *key) |
2664 | { | |
2665 | return repo_config_get(the_repository, key); | |
2666 | } | |
2667 | ||
3b256228 BW |
2668 | int git_config_get_value(const char *key, const char **value) |
2669 | { | |
2670 | return repo_config_get_value(the_repository, key, value); | |
2671 | } | |
2672 | ||
a4286193 | 2673 | int git_config_get_value_multi(const char *key, const struct string_list **dest) |
3b256228 | 2674 | { |
a4286193 | 2675 | return repo_config_get_value_multi(the_repository, key, dest); |
3b256228 BW |
2676 | } |
2677 | ||
9e2d884d ÆAB |
2678 | int git_config_get_string_multi(const char *key, |
2679 | const struct string_list **dest) | |
3b256228 | 2680 | { |
9e2d884d | 2681 | return repo_config_get_string_multi(the_repository, key, dest); |
3b256228 BW |
2682 | } |
2683 | ||
3c8687a7 | 2684 | int git_config_get_string(const char *key, char **dest) |
3b256228 | 2685 | { |
3b256228 | 2686 | return repo_config_get_string(the_repository, key, dest); |
3b256228 BW |
2687 | } |
2688 | ||
f1de981e | 2689 | int git_config_get_string_tmp(const char *key, const char **dest) |
3c8687a7 | 2690 | { |
f1de981e | 2691 | return repo_config_get_string_tmp(the_repository, key, dest); |
3c8687a7 TA |
2692 | } |
2693 | ||
2694 | int git_config_get_int(const char *key, int *dest) | |
2695 | { | |
3b256228 | 2696 | return repo_config_get_int(the_repository, key, dest); |
3c8687a7 TA |
2697 | } |
2698 | ||
2699 | int git_config_get_ulong(const char *key, unsigned long *dest) | |
2700 | { | |
3b256228 | 2701 | return repo_config_get_ulong(the_repository, key, dest); |
3c8687a7 TA |
2702 | } |
2703 | ||
2704 | int git_config_get_bool(const char *key, int *dest) | |
2705 | { | |
3b256228 | 2706 | return repo_config_get_bool(the_repository, key, dest); |
3c8687a7 TA |
2707 | } |
2708 | ||
2709 | int git_config_get_bool_or_int(const char *key, int *is_bool, int *dest) | |
2710 | { | |
3b256228 | 2711 | return repo_config_get_bool_or_int(the_repository, key, is_bool, dest); |
3c8687a7 TA |
2712 | } |
2713 | ||
2714 | int git_config_get_maybe_bool(const char *key, int *dest) | |
2715 | { | |
3b256228 | 2716 | return repo_config_get_maybe_bool(the_repository, key, dest); |
3c8687a7 TA |
2717 | } |
2718 | ||
2719 | int git_config_get_pathname(const char *key, const char **dest) | |
2720 | { | |
3b256228 | 2721 | return repo_config_get_pathname(the_repository, key, dest); |
5a80e97c TA |
2722 | } |
2723 | ||
77d67977 CC |
2724 | int git_config_get_expiry(const char *key, const char **output) |
2725 | { | |
9a53219f | 2726 | int ret = git_config_get_string(key, (char **)output); |
77d67977 CC |
2727 | if (ret) |
2728 | return ret; | |
2729 | if (strcmp(*output, "now")) { | |
dddbad72 | 2730 | timestamp_t now = approxidate("now"); |
77d67977 CC |
2731 | if (approxidate(*output) >= now) |
2732 | git_die_config(key, _("Invalid %s: '%s'"), key, *output); | |
2733 | } | |
2734 | return ret; | |
2735 | } | |
2736 | ||
6e96cb52 JH |
2737 | int git_config_get_expiry_in_days(const char *key, timestamp_t *expiry, timestamp_t now) |
2738 | { | |
1c890016 | 2739 | const char *expiry_string; |
6e96cb52 JH |
2740 | intmax_t days; |
2741 | timestamp_t when; | |
2742 | ||
1c890016 | 2743 | if (git_config_get_string_tmp(key, &expiry_string)) |
6e96cb52 JH |
2744 | return 1; /* no such thing */ |
2745 | ||
2746 | if (git_parse_signed(expiry_string, &days, maximum_signed_value_of_type(int))) { | |
2747 | const int scale = 86400; | |
2748 | *expiry = now - days * scale; | |
2749 | return 0; | |
2750 | } | |
2751 | ||
2752 | if (!parse_expiry_date(expiry_string, &when)) { | |
2753 | *expiry = when; | |
2754 | return 0; | |
2755 | } | |
2756 | return -1; /* thing exists but cannot be parsed */ | |
2757 | } | |
2758 | ||
1f44b09b CC |
2759 | int git_config_get_split_index(void) |
2760 | { | |
2761 | int val; | |
2762 | ||
2763 | if (!git_config_get_maybe_bool("core.splitindex", &val)) | |
2764 | return val; | |
2765 | ||
2766 | return -1; /* default value */ | |
2767 | } | |
2768 | ||
72dcb7b3 CC |
2769 | int git_config_get_max_percent_split_change(void) |
2770 | { | |
2771 | int val = -1; | |
2772 | ||
2773 | if (!git_config_get_int("splitindex.maxpercentchange", &val)) { | |
2774 | if (0 <= val && val <= 100) | |
2775 | return val; | |
2776 | ||
2777 | return error(_("splitIndex.maxPercentChange value '%d' " | |
2778 | "should be between 0 and 100"), val); | |
2779 | } | |
2780 | ||
2781 | return -1; /* default value */ | |
2782 | } | |
2783 | ||
2a9dedef | 2784 | int git_config_get_index_threads(int *dest) |
c780b9cf | 2785 | { |
2a9dedef | 2786 | int is_bool, val; |
c780b9cf BP |
2787 | |
2788 | val = git_env_ulong("GIT_TEST_INDEX_THREADS", 0); | |
2a9dedef JN |
2789 | if (val) { |
2790 | *dest = val; | |
2791 | return 0; | |
2792 | } | |
c780b9cf BP |
2793 | |
2794 | if (!git_config_get_bool_or_int("index.threads", &is_bool, &val)) { | |
2795 | if (is_bool) | |
2a9dedef | 2796 | *dest = val ? 0 : 1; |
c780b9cf | 2797 | else |
2a9dedef JN |
2798 | *dest = val; |
2799 | return 0; | |
c780b9cf BP |
2800 | } |
2801 | ||
2a9dedef | 2802 | return 1; |
c780b9cf BP |
2803 | } |
2804 | ||
5a80e97c TA |
2805 | NORETURN |
2806 | void git_die_config_linenr(const char *key, const char *filename, int linenr) | |
2807 | { | |
2808 | if (!filename) | |
2809 | die(_("unable to parse '%s' from command-line config"), key); | |
2810 | else | |
2811 | die(_("bad config variable '%s' in file '%s' at line %d"), | |
2812 | key, filename, linenr); | |
2813 | } | |
2814 | ||
2815 | NORETURN __attribute__((format(printf, 2, 3))) | |
2816 | void git_die_config(const char *key, const char *err, ...) | |
2817 | { | |
2818 | const struct string_list *values; | |
2819 | struct key_value_info *kv_info; | |
f5c39c32 | 2820 | report_fn error_fn = get_error_routine(); |
5a80e97c TA |
2821 | |
2822 | if (err) { | |
2823 | va_list params; | |
2824 | va_start(params, err); | |
f5c39c32 | 2825 | error_fn(err, params); |
5a80e97c TA |
2826 | va_end(params); |
2827 | } | |
a4286193 ÆAB |
2828 | if (git_config_get_value_multi(key, &values)) |
2829 | BUG("for key '%s' we must have a value to report on", key); | |
5a80e97c TA |
2830 | kv_info = values->items[values->nr - 1].util; |
2831 | git_die_config_linenr(key, kv_info->filename, kv_info->linenr); | |
3c8687a7 TA |
2832 | } |
2833 | ||
10bea152 JS |
2834 | /* |
2835 | * Find all the stuff for git_config_set() below. | |
2836 | */ | |
4ddba79d | 2837 | |
fee8572c | 2838 | struct config_store_data { |
f011a965 | 2839 | size_t baselen; |
4b25d091 | 2840 | char *key; |
f98d863d | 2841 | int do_not_match; |
c90702a1 | 2842 | const char *fixed_value; |
247e2f82 | 2843 | regex_t *value_pattern; |
4ddba79d | 2844 | int multi_replace; |
6ae996f2 JS |
2845 | struct { |
2846 | size_t begin, end; | |
2847 | enum config_event_t type; | |
22aedfcc | 2848 | int is_keys_section; |
6ae996f2 JS |
2849 | } *parsed; |
2850 | unsigned int parsed_nr, parsed_alloc, *seen, seen_nr, seen_alloc; | |
5221c315 | 2851 | unsigned int key_seen:1, section_seen:1, is_keys_section:1; |
fee8572c | 2852 | }; |
a798a56c | 2853 | #define CONFIG_STORE_INIT { 0 } |
10bea152 | 2854 | |
2a00e594 MÅ |
2855 | static void config_store_data_clear(struct config_store_data *store) |
2856 | { | |
e7347cb9 | 2857 | free(store->key); |
247e2f82 DS |
2858 | if (store->value_pattern != NULL && |
2859 | store->value_pattern != CONFIG_REGEX_NONE) { | |
2860 | regfree(store->value_pattern); | |
2861 | free(store->value_pattern); | |
3b82542d | 2862 | } |
2a00e594 MÅ |
2863 | free(store->parsed); |
2864 | free(store->seen); | |
2865 | memset(store, 0, sizeof(*store)); | |
2866 | } | |
2867 | ||
fee8572c JS |
2868 | static int matches(const char *key, const char *value, |
2869 | const struct config_store_data *store) | |
f98d863d | 2870 | { |
fee8572c | 2871 | if (strcmp(key, store->key)) |
c1063be2 | 2872 | return 0; /* not ours */ |
c90702a1 DS |
2873 | if (store->fixed_value) |
2874 | return !strcmp(store->fixed_value, value); | |
247e2f82 | 2875 | if (!store->value_pattern) |
c1063be2 | 2876 | return 1; /* always matches */ |
247e2f82 | 2877 | if (store->value_pattern == CONFIG_REGEX_NONE) |
c1063be2 JK |
2878 | return 0; /* never matches */ |
2879 | ||
fee8572c | 2880 | return store->do_not_match ^ |
247e2f82 | 2881 | (value && !regexec(store->value_pattern, value, 0, NULL, 0)); |
f98d863d JS |
2882 | } |
2883 | ||
6e8e7981 GC |
2884 | static int store_aux_event(enum config_event_t type, size_t begin, size_t end, |
2885 | struct config_source *cs, void *data) | |
6ae996f2 JS |
2886 | { |
2887 | struct config_store_data *store = data; | |
2888 | ||
2889 | ALLOC_GROW(store->parsed, store->parsed_nr + 1, store->parsed_alloc); | |
2890 | store->parsed[store->parsed_nr].begin = begin; | |
2891 | store->parsed[store->parsed_nr].end = end; | |
2892 | store->parsed[store->parsed_nr].type = type; | |
6ae996f2 JS |
2893 | |
2894 | if (type == CONFIG_EVENT_SECTION) { | |
2d84f13d SB |
2895 | int (*cmpfn)(const char *, const char *, size_t); |
2896 | ||
9b4a6553 GC |
2897 | if (cs->var.len < 2 || cs->var.buf[cs->var.len - 1] != '.') |
2898 | return error(_("invalid section name '%s'"), cs->var.buf); | |
6ae996f2 | 2899 | |
9b4a6553 | 2900 | if (cs->subsection_case_sensitive) |
2d84f13d SB |
2901 | cmpfn = strncasecmp; |
2902 | else | |
2903 | cmpfn = strncmp; | |
2904 | ||
6ae996f2 | 2905 | /* Is this the section we were looking for? */ |
22aedfcc JS |
2906 | store->is_keys_section = |
2907 | store->parsed[store->parsed_nr].is_keys_section = | |
9b4a6553 GC |
2908 | cs->var.len - 1 == store->baselen && |
2909 | !cmpfn(cs->var.buf, store->key, store->baselen); | |
c71d8bb3 JS |
2910 | if (store->is_keys_section) { |
2911 | store->section_seen = 1; | |
2912 | ALLOC_GROW(store->seen, store->seen_nr + 1, | |
2913 | store->seen_alloc); | |
2914 | store->seen[store->seen_nr] = store->parsed_nr; | |
2915 | } | |
6ae996f2 JS |
2916 | } |
2917 | ||
22aedfcc JS |
2918 | store->parsed_nr++; |
2919 | ||
6ae996f2 | 2920 | return 0; |
f98d863d JS |
2921 | } |
2922 | ||
a4e7e317 GC |
2923 | static int store_aux(const char *key, const char *value, |
2924 | const struct config_context *ctx UNUSED, void *cb) | |
10bea152 | 2925 | { |
fee8572c | 2926 | struct config_store_data *store = cb; |
ae9ee41d | 2927 | |
5221c315 | 2928 | if (store->key_seen) { |
fee8572c | 2929 | if (matches(key, value, store)) { |
668b9ade | 2930 | if (store->seen_nr == 1 && store->multi_replace == 0) { |
8262aaa2 | 2931 | warning(_("%s has multiple values"), key); |
10bea152 | 2932 | } |
4ddba79d | 2933 | |
668b9ade JS |
2934 | ALLOC_GROW(store->seen, store->seen_nr + 1, |
2935 | store->seen_alloc); | |
83786fa4 | 2936 | |
6ae996f2 | 2937 | store->seen[store->seen_nr] = store->parsed_nr; |
668b9ade | 2938 | store->seen_nr++; |
10bea152 | 2939 | } |
5221c315 | 2940 | } else if (store->is_keys_section) { |
ae9ee41d | 2941 | /* |
6ae996f2 JS |
2942 | * Do not increment matches yet: this may not be a match, but we |
2943 | * are in the desired section. | |
ae9ee41d | 2944 | */ |
6ae996f2 JS |
2945 | ALLOC_GROW(store->seen, store->seen_nr + 1, store->seen_alloc); |
2946 | store->seen[store->seen_nr] = store->parsed_nr; | |
5221c315 | 2947 | store->section_seen = 1; |
ae9ee41d | 2948 | |
6ae996f2 JS |
2949 | if (matches(key, value, store)) { |
2950 | store->seen_nr++; | |
2951 | store->key_seen = 1; | |
bdf0ef08 | 2952 | } |
10bea152 | 2953 | } |
5221c315 | 2954 | |
10bea152 JS |
2955 | return 0; |
2956 | } | |
2957 | ||
64c0d71c | 2958 | static int write_error(const char *filename) |
480c9e52 | 2959 | { |
a769bfc7 | 2960 | error(_("failed to write new configuration file %s"), filename); |
480c9e52 AW |
2961 | |
2962 | /* Same error code as "failed to rename". */ | |
2963 | return 4; | |
2964 | } | |
2965 | ||
fee8572c JS |
2966 | static struct strbuf store_create_section(const char *key, |
2967 | const struct config_store_data *store) | |
10bea152 | 2968 | { |
cb891a59 | 2969 | const char *dot; |
f011a965 | 2970 | size_t i; |
f285a2d7 | 2971 | struct strbuf sb = STRBUF_INIT; |
d14f7764 | 2972 | |
fee8572c | 2973 | dot = memchr(key, '.', store->baselen); |
d14f7764 | 2974 | if (dot) { |
cb891a59 | 2975 | strbuf_addf(&sb, "[%.*s \"", (int)(dot - key), key); |
fee8572c | 2976 | for (i = dot - key + 1; i < store->baselen; i++) { |
e5c349ba | 2977 | if (key[i] == '"' || key[i] == '\\') |
cb891a59 KH |
2978 | strbuf_addch(&sb, '\\'); |
2979 | strbuf_addch(&sb, key[i]); | |
d14f7764 | 2980 | } |
cb891a59 KH |
2981 | strbuf_addstr(&sb, "\"]\n"); |
2982 | } else { | |
f011a965 JK |
2983 | strbuf_addch(&sb, '['); |
2984 | strbuf_add(&sb, key, store->baselen); | |
2985 | strbuf_addstr(&sb, "]\n"); | |
d14f7764 LT |
2986 | } |
2987 | ||
5463caab SD |
2988 | return sb; |
2989 | } | |
2990 | ||
fee8572c JS |
2991 | static ssize_t write_section(int fd, const char *key, |
2992 | const struct config_store_data *store) | |
5463caab | 2993 | { |
fee8572c | 2994 | struct strbuf sb = store_create_section(key, store); |
3b48045c | 2995 | ssize_t ret; |
5463caab | 2996 | |
782c030e | 2997 | ret = write_in_full(fd, sb.buf, sb.len); |
cb891a59 | 2998 | strbuf_release(&sb); |
480c9e52 | 2999 | |
d9bd4cbb | 3000 | return ret; |
10bea152 JS |
3001 | } |
3002 | ||
fee8572c JS |
3003 | static ssize_t write_pair(int fd, const char *key, const char *value, |
3004 | const struct config_store_data *store) | |
10bea152 | 3005 | { |
d9bd4cbb JK |
3006 | int i; |
3007 | ssize_t ret; | |
cb891a59 | 3008 | const char *quote = ""; |
f285a2d7 | 3009 | struct strbuf sb = STRBUF_INIT; |
cdd4fb15 | 3010 | |
6281f394 JM |
3011 | /* |
3012 | * Check to see if the value needs to be surrounded with a dq pair. | |
3013 | * Note that problematic characters are always backslash-quoted; this | |
3014 | * check is about not losing leading or trailing SP and strings that | |
3015 | * follow beginning-of-comment characters (i.e. ';' and '#') by the | |
3016 | * configuration parser. | |
3017 | */ | |
cdd4fb15 | 3018 | if (value[0] == ' ') |
cb891a59 | 3019 | quote = "\""; |
cdd4fb15 BG |
3020 | for (i = 0; value[i]; i++) |
3021 | if (value[i] == ';' || value[i] == '#') | |
cb891a59 KH |
3022 | quote = "\""; |
3023 | if (i && value[i - 1] == ' ') | |
3024 | quote = "\""; | |
3025 | ||
6c7e6963 | 3026 | strbuf_addf(&sb, "\t%s = %s", key + store->baselen + 1, quote); |
10bea152 | 3027 | |
10bea152 JS |
3028 | for (i = 0; value[i]; i++) |
3029 | switch (value[i]) { | |
480c9e52 | 3030 | case '\n': |
cb891a59 | 3031 | strbuf_addstr(&sb, "\\n"); |
480c9e52 AW |
3032 | break; |
3033 | case '\t': | |
cb891a59 | 3034 | strbuf_addstr(&sb, "\\t"); |
480c9e52 AW |
3035 | break; |
3036 | case '"': | |
3037 | case '\\': | |
cb891a59 | 3038 | strbuf_addch(&sb, '\\'); |
1cf01a34 | 3039 | /* fallthrough */ |
480c9e52 | 3040 | default: |
cb891a59 | 3041 | strbuf_addch(&sb, value[i]); |
480c9e52 AW |
3042 | break; |
3043 | } | |
cb891a59 KH |
3044 | strbuf_addf(&sb, "%s\n", quote); |
3045 | ||
d9bd4cbb | 3046 | ret = write_in_full(fd, sb.buf, sb.len); |
cb891a59 KH |
3047 | strbuf_release(&sb); |
3048 | ||
d9bd4cbb | 3049 | return ret; |
10bea152 JS |
3050 | } |
3051 | ||
22aedfcc JS |
3052 | /* |
3053 | * If we are about to unset the last key(s) in a section, and if there are | |
3054 | * no comments surrounding (or included in) the section, we will want to | |
3055 | * extend begin/end to remove the entire section. | |
3056 | * | |
3057 | * Note: the parameter `seen_ptr` points to the index into the store.seen | |
3058 | * array. * This index may be incremented if a section has more than one | |
3059 | * entry (which all are to be removed). | |
3060 | */ | |
3061 | static void maybe_remove_section(struct config_store_data *store, | |
22aedfcc JS |
3062 | size_t *begin_offset, size_t *end_offset, |
3063 | int *seen_ptr) | |
4ddba79d | 3064 | { |
22aedfcc JS |
3065 | size_t begin; |
3066 | int i, seen, section_seen = 0; | |
4ddba79d | 3067 | |
22aedfcc JS |
3068 | /* |
3069 | * First, ensure that this is the first key, and that there are no | |
3070 | * comments before the entry nor before the section header. | |
3071 | */ | |
3072 | seen = *seen_ptr; | |
3073 | for (i = store->seen[seen]; i > 0; i--) { | |
3074 | enum config_event_t type = store->parsed[i - 1].type; | |
3075 | ||
3076 | if (type == CONFIG_EVENT_COMMENT) | |
3077 | /* There is a comment before this entry or section */ | |
3078 | return; | |
3079 | if (type == CONFIG_EVENT_ENTRY) { | |
3080 | if (!section_seen) | |
3081 | /* This is not the section's first entry. */ | |
3082 | return; | |
3083 | /* We encountered no comment before the section. */ | |
3084 | break; | |
3085 | } | |
3086 | if (type == CONFIG_EVENT_SECTION) { | |
3087 | if (!store->parsed[i - 1].is_keys_section) | |
3088 | break; | |
3089 | section_seen = 1; | |
4ddba79d | 3090 | } |
7a31cc0f | 3091 | } |
22aedfcc JS |
3092 | begin = store->parsed[i].begin; |
3093 | ||
3094 | /* | |
46a237f4 | 3095 | * Next, make sure that we are removing the last key(s) in the section, |
22aedfcc JS |
3096 | * and that there are no comments that are possibly about the current |
3097 | * section. | |
3098 | */ | |
3099 | for (i = store->seen[seen] + 1; i < store->parsed_nr; i++) { | |
3100 | enum config_event_t type = store->parsed[i].type; | |
4ddba79d | 3101 | |
22aedfcc JS |
3102 | if (type == CONFIG_EVENT_COMMENT) |
3103 | return; | |
3104 | if (type == CONFIG_EVENT_SECTION) { | |
3105 | if (store->parsed[i].is_keys_section) | |
3106 | continue; | |
3107 | break; | |
3108 | } | |
3109 | if (type == CONFIG_EVENT_ENTRY) { | |
3110 | if (++seen < store->seen_nr && | |
3111 | i == store->seen[seen]) | |
3112 | /* We want to remove this entry, too */ | |
3113 | continue; | |
3114 | /* There is another entry in this section. */ | |
3115 | return; | |
3116 | } | |
3117 | } | |
3118 | ||
3119 | /* | |
3120 | * We are really removing the last entry/entries from this section, and | |
3121 | * there are no enclosed or surrounding comments. Remove the entire, | |
3122 | * now-empty section. | |
3123 | */ | |
3124 | *seen_ptr = seen; | |
3125 | *begin_offset = begin; | |
3126 | if (i < store->parsed_nr) | |
3127 | *end_offset = store->parsed[i].begin; | |
3128 | else | |
3129 | *end_offset = store->parsed[store->parsed_nr - 1].end; | |
4ddba79d JS |
3130 | } |
3131 | ||
30598ad0 PS |
3132 | int git_config_set_in_file_gently(const char *config_filename, |
3133 | const char *key, const char *value) | |
5ec31182 | 3134 | { |
30598ad0 | 3135 | return git_config_set_multivar_in_file_gently(config_filename, key, value, NULL, 0); |
5ec31182 RR |
3136 | } |
3137 | ||
3d180648 PS |
3138 | void git_config_set_in_file(const char *config_filename, |
3139 | const char *key, const char *value) | |
10bea152 | 3140 | { |
3d180648 | 3141 | git_config_set_multivar_in_file(config_filename, key, value, NULL, 0); |
b4c8aba6 PS |
3142 | } |
3143 | ||
30598ad0 | 3144 | int git_config_set_gently(const char *key, const char *value) |
10bea152 | 3145 | { |
30598ad0 | 3146 | return git_config_set_multivar_gently(key, value, NULL, 0); |
10bea152 JS |
3147 | } |
3148 | ||
fe187339 DS |
3149 | int repo_config_set_worktree_gently(struct repository *r, |
3150 | const char *key, const char *value) | |
3151 | { | |
b39a8418 | 3152 | /* Only use worktree-specific config if it is already enabled. */ |
3867f6d6 | 3153 | if (r->repository_format_worktree_config) { |
fe187339 DS |
3154 | char *file = repo_git_path(r, "config.worktree"); |
3155 | int ret = git_config_set_multivar_in_file_gently( | |
3156 | file, key, value, NULL, 0); | |
3157 | free(file); | |
3158 | return ret; | |
3159 | } | |
3160 | return repo_config_set_multivar_gently(r, key, value, NULL, 0); | |
3161 | } | |
3162 | ||
3d180648 | 3163 | void git_config_set(const char *key, const char *value) |
b4c8aba6 | 3164 | { |
3d180648 | 3165 | git_config_set_multivar(key, value, NULL, 0); |
ee4512ed JH |
3166 | |
3167 | trace2_cmd_set_config(key, value); | |
10bea152 JS |
3168 | } |
3169 | ||
3170 | /* | |
3171 | * If value==NULL, unset in (remove from) config, | |
247e2f82 DS |
3172 | * if value_pattern!=NULL, disregard key/value pairs where value does not match. |
3173 | * if value_pattern==CONFIG_REGEX_NONE, do not match any existing values | |
c1063be2 | 3174 | * (only add a new one) |
504ee129 DS |
3175 | * if flags contains the CONFIG_FLAGS_MULTI_REPLACE flag, all matching |
3176 | * key/values are removed before a single new pair is written. If the | |
3177 | * flag is not present, then replace only the first match. | |
10bea152 JS |
3178 | * |
3179 | * Returns 0 on success. | |
3180 | * | |
3181 | * This function does this: | |
3182 | * | |
3183 | * - it locks the config file by creating ".git/config.lock" | |
3184 | * | |
3185 | * - it then parses the config using store_aux() as validator to find | |
3186 | * the position on the key/value pair to replace. If it is to be unset, | |
3187 | * it must be found exactly once. | |
3188 | * | |
3189 | * - the config file is mmap()ed and the part before the match (if any) is | |
3190 | * written to the lock file, then the changed part and the rest. | |
3191 | * | |
3192 | * - the config file is removed and the lock file rename()d to it. | |
3193 | * | |
3194 | */ | |
30598ad0 PS |
3195 | int git_config_set_multivar_in_file_gently(const char *config_filename, |
3196 | const char *key, const char *value, | |
247e2f82 | 3197 | const char *value_pattern, |
504ee129 | 3198 | unsigned flags) |
10bea152 | 3199 | { |
54d160ec | 3200 | int fd = -1, in_fd = -1; |
dafc88b1 | 3201 | int ret; |
bfffb48c | 3202 | struct lock_file lock = LOCK_INIT; |
0a5f5759 | 3203 | char *filename_buf = NULL; |
3a1b3126 JK |
3204 | char *contents = NULL; |
3205 | size_t contents_sz; | |
a798a56c | 3206 | struct config_store_data store = CONFIG_STORE_INIT; |
fee8572c | 3207 | |
b09c53a3 LP |
3208 | /* parse-key returns negative; flip the sign to feed exit(3) */ |
3209 | ret = 0 - git_config_parse_key(key, &store.key, &store.baselen); | |
3210 | if (ret) | |
dafc88b1 | 3211 | goto out_free; |
b17e659d | 3212 | |
504ee129 | 3213 | store.multi_replace = (flags & CONFIG_FLAGS_MULTI_REPLACE) != 0; |
10bea152 | 3214 | |
0a5f5759 JK |
3215 | if (!config_filename) |
3216 | config_filename = filename_buf = git_pathdup("config"); | |
10bea152 JS |
3217 | |
3218 | /* | |
6cbf973c | 3219 | * The lock serves a purpose in addition to locking: the new |
10bea152 JS |
3220 | * contents of .git/config will be written into it. |
3221 | */ | |
bfffb48c | 3222 | fd = hold_lock_file_for_update(&lock, config_filename, 0); |
6cbf973c | 3223 | if (fd < 0) { |
a769bfc7 | 3224 | error_errno(_("could not lock config file %s"), config_filename); |
7a397419 | 3225 | ret = CONFIG_NO_LOCK; |
dafc88b1 | 3226 | goto out_free; |
10bea152 JS |
3227 | } |
3228 | ||
3229 | /* | |
3230 | * If .git/config does not exist yet, write a minimal version. | |
3231 | */ | |
88fb958b AR |
3232 | in_fd = open(config_filename, O_RDONLY); |
3233 | if ( in_fd < 0 ) { | |
88fb958b | 3234 | if ( ENOENT != errno ) { |
a769bfc7 | 3235 | error_errno(_("opening %s"), config_filename); |
7a397419 | 3236 | ret = CONFIG_INVALID_FILE; /* same as "invalid config file" */ |
dafc88b1 | 3237 | goto out_free; |
88fb958b | 3238 | } |
10bea152 | 3239 | /* if nothing to unset, error out */ |
afe8a907 | 3240 | if (!value) { |
7a397419 | 3241 | ret = CONFIG_NOTHING_SET; |
dafc88b1 | 3242 | goto out_free; |
10bea152 JS |
3243 | } |
3244 | ||
e7347cb9 MÅ |
3245 | free(store.key); |
3246 | store.key = xstrdup(key); | |
fee8572c JS |
3247 | if (write_section(fd, key, &store) < 0 || |
3248 | write_pair(fd, key, value, &store) < 0) | |
93c1e079 JH |
3249 | goto write_err_out; |
3250 | } else { | |
88fb958b | 3251 | struct stat st; |
3a1b3126 | 3252 | size_t copy_begin, copy_end; |
dc49cd76 | 3253 | int i, new_line = 0; |
6ae996f2 | 3254 | struct config_options opts; |
10bea152 | 3255 | |
afe8a907 | 3256 | if (!value_pattern) |
247e2f82 DS |
3257 | store.value_pattern = NULL; |
3258 | else if (value_pattern == CONFIG_REGEX_NONE) | |
3259 | store.value_pattern = CONFIG_REGEX_NONE; | |
c90702a1 DS |
3260 | else if (flags & CONFIG_FLAGS_FIXED_VALUE) |
3261 | store.fixed_value = value_pattern; | |
10bea152 | 3262 | else { |
247e2f82 | 3263 | if (value_pattern[0] == '!') { |
f98d863d | 3264 | store.do_not_match = 1; |
247e2f82 | 3265 | value_pattern++; |
f98d863d JS |
3266 | } else |
3267 | store.do_not_match = 0; | |
3268 | ||
247e2f82 DS |
3269 | store.value_pattern = (regex_t*)xmalloc(sizeof(regex_t)); |
3270 | if (regcomp(store.value_pattern, value_pattern, | |
10bea152 | 3271 | REG_EXTENDED)) { |
247e2f82 DS |
3272 | error(_("invalid pattern: %s"), value_pattern); |
3273 | FREE_AND_NULL(store.value_pattern); | |
7a397419 | 3274 | ret = CONFIG_INVALID_PATTERN; |
dafc88b1 | 3275 | goto out_free; |
10bea152 JS |
3276 | } |
3277 | } | |
3278 | ||
6ae996f2 JS |
3279 | ALLOC_GROW(store.parsed, 1, store.parsed_alloc); |
3280 | store.parsed[0].end = 0; | |
3281 | ||
3282 | memset(&opts, 0, sizeof(opts)); | |
3283 | opts.event_fn = store_aux_event; | |
3284 | opts.event_fn_data = &store; | |
10bea152 JS |
3285 | |
3286 | /* | |
6ae996f2 JS |
3287 | * After this, store.parsed will contain offsets of all the |
3288 | * parsed elements, and store.seen will contain a list of | |
3289 | * matches, as indices into store.parsed. | |
3290 | * | |
10bea152 JS |
3291 | * As a side effect, we make sure to transform only a valid |
3292 | * existing config file. | |
3293 | */ | |
6ae996f2 JS |
3294 | if (git_config_from_file_with_options(store_aux, |
3295 | config_filename, | |
809d8680 GC |
3296 | &store, CONFIG_SCOPE_UNKNOWN, |
3297 | &opts)) { | |
a769bfc7 | 3298 | error(_("invalid config file %s"), config_filename); |
7a397419 | 3299 | ret = CONFIG_INVALID_FILE; |
dafc88b1 | 3300 | goto out_free; |
10bea152 JS |
3301 | } |
3302 | ||
4ddba79d | 3303 | /* if nothing to unset, or too many matches, error out */ |
668b9ade | 3304 | if ((store.seen_nr == 0 && value == NULL) || |
504ee129 | 3305 | (store.seen_nr > 1 && !store.multi_replace)) { |
7a397419 | 3306 | ret = CONFIG_NOTHING_SET; |
dafc88b1 | 3307 | goto out_free; |
10bea152 JS |
3308 | } |
3309 | ||
29647d79 NTND |
3310 | if (fstat(in_fd, &st) == -1) { |
3311 | error_errno(_("fstat on %s failed"), config_filename); | |
3312 | ret = CONFIG_INVALID_FILE; | |
3313 | goto out_free; | |
3314 | } | |
3315 | ||
dc49cd76 | 3316 | contents_sz = xsize_t(st.st_size); |
1570856b JK |
3317 | contents = xmmap_gently(NULL, contents_sz, PROT_READ, |
3318 | MAP_PRIVATE, in_fd, 0); | |
3319 | if (contents == MAP_FAILED) { | |
0e8771f1 JK |
3320 | if (errno == ENODEV && S_ISDIR(st.st_mode)) |
3321 | errno = EISDIR; | |
dc059294 EW |
3322 | error_errno(_("unable to mmap '%s'%s"), |
3323 | config_filename, mmap_os_err()); | |
1570856b JK |
3324 | ret = CONFIG_INVALID_FILE; |
3325 | contents = NULL; | |
3326 | goto out_free; | |
3327 | } | |
10bea152 | 3328 | close(in_fd); |
54d160ec | 3329 | in_fd = -1; |
10bea152 | 3330 | |
bfffb48c | 3331 | if (chmod(get_lock_file_path(&lock), st.st_mode & 07777) < 0) { |
a769bfc7 | 3332 | error_errno(_("chmod on %s failed"), get_lock_file_path(&lock)); |
daa22c6f EW |
3333 | ret = CONFIG_NO_WRITE; |
3334 | goto out_free; | |
3335 | } | |
3336 | ||
6ae996f2 JS |
3337 | if (store.seen_nr == 0) { |
3338 | if (!store.seen_alloc) { | |
3339 | /* Did not see key nor section */ | |
3340 | ALLOC_GROW(store.seen, 1, store.seen_alloc); | |
3341 | store.seen[0] = store.parsed_nr | |
3342 | - !!store.parsed_nr; | |
3343 | } | |
668b9ade | 3344 | store.seen_nr = 1; |
6ae996f2 | 3345 | } |
4ddba79d | 3346 | |
668b9ade | 3347 | for (i = 0, copy_begin = 0; i < store.seen_nr; i++) { |
6ae996f2 JS |
3348 | size_t replace_end; |
3349 | int j = store.seen[i]; | |
3350 | ||
46fc89ce | 3351 | new_line = 0; |
6ae996f2 | 3352 | if (!store.key_seen) { |
c71d8bb3 JS |
3353 | copy_end = store.parsed[j].end; |
3354 | /* include '\n' when copying section header */ | |
3355 | if (copy_end > 0 && copy_end < contents_sz && | |
3356 | contents[copy_end - 1] != '\n' && | |
3357 | contents[copy_end] == '\n') | |
3358 | copy_end++; | |
3359 | replace_end = copy_end; | |
6ae996f2 JS |
3360 | } else { |
3361 | replace_end = store.parsed[j].end; | |
3362 | copy_end = store.parsed[j].begin; | |
22aedfcc | 3363 | if (!value) |
a263ea84 | 3364 | maybe_remove_section(&store, |
22aedfcc JS |
3365 | ©_end, |
3366 | &replace_end, &i); | |
6ae996f2 JS |
3367 | /* |
3368 | * Swallow preceding white-space on the same | |
3369 | * line. | |
3370 | */ | |
3371 | while (copy_end > 0 ) { | |
3372 | char c = contents[copy_end - 1]; | |
3373 | ||
3374 | if (isspace(c) && c != '\n') | |
3375 | copy_end--; | |
3376 | else | |
3377 | break; | |
3378 | } | |
3379 | } | |
4ddba79d | 3380 | |
02e5ba4a JK |
3381 | if (copy_end > 0 && contents[copy_end-1] != '\n') |
3382 | new_line = 1; | |
3383 | ||
4ddba79d JS |
3384 | /* write the first part of the config */ |
3385 | if (copy_end > copy_begin) { | |
93c1e079 | 3386 | if (write_in_full(fd, contents + copy_begin, |
efacf609 | 3387 | copy_end - copy_begin) < 0) |
93c1e079 JH |
3388 | goto write_err_out; |
3389 | if (new_line && | |
06f46f23 | 3390 | write_str_in_full(fd, "\n") < 0) |
93c1e079 | 3391 | goto write_err_out; |
4ddba79d | 3392 | } |
6ae996f2 | 3393 | copy_begin = replace_end; |
10bea152 JS |
3394 | } |
3395 | ||
10bea152 | 3396 | /* write the pair (value == NULL means unset) */ |
afe8a907 | 3397 | if (value) { |
5221c315 | 3398 | if (!store.section_seen) { |
fee8572c | 3399 | if (write_section(fd, key, &store) < 0) |
93c1e079 | 3400 | goto write_err_out; |
480c9e52 | 3401 | } |
fee8572c | 3402 | if (write_pair(fd, key, value, &store) < 0) |
93c1e079 | 3403 | goto write_err_out; |
10bea152 JS |
3404 | } |
3405 | ||
3406 | /* write the rest of the config */ | |
dc49cd76 | 3407 | if (copy_begin < contents_sz) |
93c1e079 | 3408 | if (write_in_full(fd, contents + copy_begin, |
efacf609 | 3409 | contents_sz - copy_begin) < 0) |
93c1e079 | 3410 | goto write_err_out; |
7a64592c KB |
3411 | |
3412 | munmap(contents, contents_sz); | |
3413 | contents = NULL; | |
10bea152 JS |
3414 | } |
3415 | ||
bfffb48c | 3416 | if (commit_lock_file(&lock) < 0) { |
a769bfc7 | 3417 | error_errno(_("could not write config file %s"), config_filename); |
7a397419 | 3418 | ret = CONFIG_NO_WRITE; |
dafc88b1 | 3419 | goto out_free; |
10bea152 JS |
3420 | } |
3421 | ||
dafc88b1 SH |
3422 | ret = 0; |
3423 | ||
3c8687a7 TA |
3424 | /* Invalidate the config cache */ |
3425 | git_config_clear(); | |
3426 | ||
dafc88b1 | 3427 | out_free: |
bfffb48c | 3428 | rollback_lock_file(&lock); |
0a5f5759 | 3429 | free(filename_buf); |
3a1b3126 JK |
3430 | if (contents) |
3431 | munmap(contents, contents_sz); | |
54d160ec SS |
3432 | if (in_fd >= 0) |
3433 | close(in_fd); | |
2a00e594 | 3434 | config_store_data_clear(&store); |
dafc88b1 | 3435 | return ret; |
93c1e079 JH |
3436 | |
3437 | write_err_out: | |
bfffb48c | 3438 | ret = write_error(get_lock_file_path(&lock)); |
93c1e079 | 3439 | goto out_free; |
10bea152 JS |
3440 | } |
3441 | ||
3d180648 PS |
3442 | void git_config_set_multivar_in_file(const char *config_filename, |
3443 | const char *key, const char *value, | |
247e2f82 | 3444 | const char *value_pattern, unsigned flags) |
b4c8aba6 | 3445 | { |
1cae428e | 3446 | if (!git_config_set_multivar_in_file_gently(config_filename, key, value, |
247e2f82 | 3447 | value_pattern, flags)) |
1cae428e JK |
3448 | return; |
3449 | if (value) | |
8c3ca351 | 3450 | die(_("could not set '%s' to '%s'"), key, value); |
1cae428e JK |
3451 | else |
3452 | die(_("could not unset '%s'"), key); | |
b4c8aba6 PS |
3453 | } |
3454 | ||
30598ad0 | 3455 | int git_config_set_multivar_gently(const char *key, const char *value, |
247e2f82 | 3456 | const char *value_pattern, unsigned flags) |
5ec31182 | 3457 | { |
fe187339 DS |
3458 | return repo_config_set_multivar_gently(the_repository, key, value, |
3459 | value_pattern, flags); | |
3460 | } | |
3461 | ||
3462 | int repo_config_set_multivar_gently(struct repository *r, const char *key, | |
3463 | const char *value, | |
3464 | const char *value_pattern, unsigned flags) | |
3465 | { | |
3466 | char *file = repo_git_path(r, "config"); | |
3467 | int res = git_config_set_multivar_in_file_gently(file, | |
3468 | key, value, | |
3469 | value_pattern, | |
3470 | flags); | |
3471 | free(file); | |
3472 | return res; | |
5ec31182 RR |
3473 | } |
3474 | ||
3d180648 | 3475 | void git_config_set_multivar(const char *key, const char *value, |
247e2f82 | 3476 | const char *value_pattern, unsigned flags) |
5ec31182 | 3477 | { |
fe187339 DS |
3478 | git_config_set_multivar_in_file(git_path("config"), |
3479 | key, value, value_pattern, | |
504ee129 | 3480 | flags); |
5ec31182 RR |
3481 | } |
3482 | ||
e91cfe60 | 3483 | static size_t section_name_match (const char *buf, const char *name) |
118f8b24 | 3484 | { |
e91cfe60 TB |
3485 | size_t i = 0, j = 0; |
3486 | int dot = 0; | |
a4c0d463 AV |
3487 | if (buf[i] != '[') |
3488 | return 0; | |
3489 | for (i = 1; buf[i] && buf[i] != ']'; i++) { | |
118f8b24 PB |
3490 | if (!dot && isspace(buf[i])) { |
3491 | dot = 1; | |
3492 | if (name[j++] != '.') | |
3493 | break; | |
3494 | for (i++; isspace(buf[i]); i++) | |
3495 | ; /* do nothing */ | |
3496 | if (buf[i] != '"') | |
3497 | break; | |
3498 | continue; | |
3499 | } | |
3500 | if (buf[i] == '\\' && dot) | |
3501 | i++; | |
3502 | else if (buf[i] == '"' && dot) { | |
3503 | for (i++; isspace(buf[i]); i++) | |
3504 | ; /* do_nothing */ | |
3505 | break; | |
3506 | } | |
3507 | if (buf[i] != name[j++]) | |
3508 | break; | |
3509 | } | |
a4c0d463 AV |
3510 | if (buf[i] == ']' && name[j] == 0) { |
3511 | /* | |
3512 | * We match, now just find the right length offset by | |
3513 | * gobbling up any whitespace after it, as well | |
3514 | */ | |
3515 | i++; | |
3516 | for (; buf[i] && isspace(buf[i]); i++) | |
3517 | ; /* do nothing */ | |
3518 | return i; | |
3519 | } | |
3520 | return 0; | |
118f8b24 PB |
3521 | } |
3522 | ||
94a35b1a JK |
3523 | static int section_name_is_ok(const char *name) |
3524 | { | |
3525 | /* Empty section names are bogus. */ | |
3526 | if (!*name) | |
3527 | return 0; | |
3528 | ||
3529 | /* | |
3530 | * Before a dot, we must be alphanumeric or dash. After the first dot, | |
3531 | * anything goes, so we can stop checking. | |
3532 | */ | |
3533 | for (; *name && *name != '.'; name++) | |
3534 | if (*name != '-' && !isalnum(*name)) | |
3535 | return 0; | |
3536 | return 1; | |
3537 | } | |
3538 | ||
3bb3d6ba TB |
3539 | #define GIT_CONFIG_MAX_LINE_LEN (512 * 1024) |
3540 | ||
118f8b24 | 3541 | /* if new_name == NULL, the section is removed instead */ |
52d59cc6 | 3542 | static int git_config_copy_or_rename_section_in_file(const char *config_filename, |
fee8572c JS |
3543 | const char *old_name, |
3544 | const char *new_name, int copy) | |
0667fcfb | 3545 | { |
118f8b24 | 3546 | int ret = 0, remove = 0; |
42bd39b5 | 3547 | char *filename_buf = NULL; |
837e34eb | 3548 | struct lock_file lock = LOCK_INIT; |
0667fcfb | 3549 | int out_fd; |
a5bb10fd | 3550 | struct strbuf buf = STRBUF_INIT; |
4db7dbdb | 3551 | FILE *config_file = NULL; |
daa22c6f | 3552 | struct stat st; |
52d59cc6 | 3553 | struct strbuf copystr = STRBUF_INIT; |
fee8572c | 3554 | struct config_store_data store; |
3bb3d6ba | 3555 | uint32_t line_nr = 0; |
fee8572c JS |
3556 | |
3557 | memset(&store, 0, sizeof(store)); | |
0667fcfb | 3558 | |
94a35b1a | 3559 | if (new_name && !section_name_is_ok(new_name)) { |
a769bfc7 | 3560 | ret = error(_("invalid section name: %s"), new_name); |
c06fa62d | 3561 | goto out_no_rollback; |
94a35b1a JK |
3562 | } |
3563 | ||
42bd39b5 JK |
3564 | if (!config_filename) |
3565 | config_filename = filename_buf = git_pathdup("config"); | |
3566 | ||
837e34eb | 3567 | out_fd = hold_lock_file_for_update(&lock, config_filename, 0); |
fc1905bb | 3568 | if (out_fd < 0) { |
a769bfc7 | 3569 | ret = error(_("could not lock config file %s"), config_filename); |
fc1905bb JH |
3570 | goto out; |
3571 | } | |
0667fcfb | 3572 | |
fc1905bb | 3573 | if (!(config_file = fopen(config_filename, "rb"))) { |
11dc1fcb NTND |
3574 | ret = warn_on_fopen_errors(config_filename); |
3575 | if (ret) | |
3576 | goto out; | |
01ebb9dc | 3577 | /* no config file means nothing to rename, no error */ |
6e45b43f | 3578 | goto commit_and_out; |
fc1905bb | 3579 | } |
0667fcfb | 3580 | |
29647d79 NTND |
3581 | if (fstat(fileno(config_file), &st) == -1) { |
3582 | ret = error_errno(_("fstat on %s failed"), config_filename); | |
3583 | goto out; | |
3584 | } | |
daa22c6f | 3585 | |
837e34eb | 3586 | if (chmod(get_lock_file_path(&lock), st.st_mode & 07777) < 0) { |
a769bfc7 | 3587 | ret = error_errno(_("chmod on %s failed"), |
837e34eb | 3588 | get_lock_file_path(&lock)); |
daa22c6f EW |
3589 | goto out; |
3590 | } | |
3591 | ||
a5bb10fd | 3592 | while (!strbuf_getwholeline(&buf, config_file, '\n')) { |
e91cfe60 | 3593 | size_t i, length; |
52d59cc6 | 3594 | int is_section = 0; |
a5bb10fd | 3595 | char *output = buf.buf; |
3bb3d6ba TB |
3596 | |
3597 | line_nr++; | |
3598 | ||
3599 | if (buf.len >= GIT_CONFIG_MAX_LINE_LEN) { | |
3600 | ret = error(_("refusing to work with overly long line " | |
3601 | "in '%s' on line %"PRIuMAX), | |
3602 | config_filename, (uintmax_t)line_nr); | |
3603 | goto out; | |
3604 | } | |
3605 | ||
a5bb10fd | 3606 | for (i = 0; buf.buf[i] && isspace(buf.buf[i]); i++) |
0667fcfb | 3607 | ; /* do nothing */ |
a5bb10fd | 3608 | if (buf.buf[i] == '[') { |
0667fcfb | 3609 | /* it's a section */ |
e91cfe60 | 3610 | size_t offset; |
52d59cc6 SD |
3611 | is_section = 1; |
3612 | ||
3613 | /* | |
3614 | * When encountering a new section under -c we | |
3615 | * need to flush out any section we're already | |
3616 | * coping and begin anew. There might be | |
3617 | * multiple [branch "$name"] sections. | |
3618 | */ | |
3619 | if (copystr.len > 0) { | |
c5e3bc6e | 3620 | if (write_in_full(out_fd, copystr.buf, copystr.len) < 0) { |
0b646bca | 3621 | ret = write_error(get_lock_file_path(&lock)); |
52d59cc6 SD |
3622 | goto out; |
3623 | } | |
3624 | strbuf_reset(©str); | |
3625 | } | |
3626 | ||
a5bb10fd | 3627 | offset = section_name_match(&buf.buf[i], old_name); |
a4c0d463 | 3628 | if (offset > 0) { |
118f8b24 | 3629 | ret++; |
afe8a907 | 3630 | if (!new_name) { |
118f8b24 | 3631 | remove = 1; |
0667fcfb JS |
3632 | continue; |
3633 | } | |
0667fcfb | 3634 | store.baselen = strlen(new_name); |
52d59cc6 | 3635 | if (!copy) { |
fee8572c | 3636 | if (write_section(out_fd, new_name, &store) < 0) { |
0b646bca | 3637 | ret = write_error(get_lock_file_path(&lock)); |
52d59cc6 SD |
3638 | goto out; |
3639 | } | |
9a5abfc7 | 3640 | /* |
52d59cc6 SD |
3641 | * We wrote out the new section, with |
3642 | * a newline, now skip the old | |
3643 | * section's length | |
9a5abfc7 | 3644 | */ |
52d59cc6 SD |
3645 | output += offset + i; |
3646 | if (strlen(output) > 0) { | |
3647 | /* | |
3648 | * More content means there's | |
3649 | * a declaration to put on the | |
3650 | * next line; indent with a | |
3651 | * tab | |
3652 | */ | |
3653 | output -= 1; | |
3654 | output[0] = '\t'; | |
3655 | } | |
3656 | } else { | |
5e786ed3 | 3657 | strbuf_release(©str); |
fee8572c | 3658 | copystr = store_create_section(new_name, &store); |
9a5abfc7 | 3659 | } |
0667fcfb | 3660 | } |
118f8b24 | 3661 | remove = 0; |
0667fcfb | 3662 | } |
118f8b24 PB |
3663 | if (remove) |
3664 | continue; | |
9a5abfc7 | 3665 | length = strlen(output); |
52d59cc6 SD |
3666 | |
3667 | if (!is_section && copystr.len > 0) { | |
3668 | strbuf_add(©str, output, length); | |
3669 | } | |
3670 | ||
06f46f23 | 3671 | if (write_in_full(out_fd, output, length) < 0) { |
837e34eb | 3672 | ret = write_error(get_lock_file_path(&lock)); |
480c9e52 AW |
3673 | goto out; |
3674 | } | |
0667fcfb | 3675 | } |
52d59cc6 SD |
3676 | |
3677 | /* | |
3678 | * Copy a trailing section at the end of the config, won't be | |
3679 | * flushed by the usual "flush because we have a new section | |
3680 | * logic in the loop above. | |
3681 | */ | |
3682 | if (copystr.len > 0) { | |
c5e3bc6e | 3683 | if (write_in_full(out_fd, copystr.buf, copystr.len) < 0) { |
0b646bca | 3684 | ret = write_error(get_lock_file_path(&lock)); |
52d59cc6 SD |
3685 | goto out; |
3686 | } | |
3687 | strbuf_reset(©str); | |
3688 | } | |
3689 | ||
fc1905bb | 3690 | fclose(config_file); |
4db7dbdb | 3691 | config_file = NULL; |
6e45b43f | 3692 | commit_and_out: |
837e34eb | 3693 | if (commit_lock_file(&lock) < 0) |
a769bfc7 | 3694 | ret = error_errno(_("could not write config file %s"), |
f0658ec9 | 3695 | config_filename); |
8b590075 | 3696 | out: |
4db7dbdb JS |
3697 | if (config_file) |
3698 | fclose(config_file); | |
837e34eb | 3699 | rollback_lock_file(&lock); |
c06fa62d | 3700 | out_no_rollback: |
42bd39b5 | 3701 | free(filename_buf); |
2a00e594 | 3702 | config_store_data_clear(&store); |
a5bb10fd | 3703 | strbuf_release(&buf); |
003c1f11 | 3704 | strbuf_release(©str); |
0667fcfb JS |
3705 | return ret; |
3706 | } | |
40ea4ed9 | 3707 | |
52d59cc6 SD |
3708 | int git_config_rename_section_in_file(const char *config_filename, |
3709 | const char *old_name, const char *new_name) | |
3710 | { | |
3711 | return git_config_copy_or_rename_section_in_file(config_filename, | |
3712 | old_name, new_name, 0); | |
3713 | } | |
3714 | ||
42bd39b5 JK |
3715 | int git_config_rename_section(const char *old_name, const char *new_name) |
3716 | { | |
4a7bb5ba | 3717 | return git_config_rename_section_in_file(NULL, old_name, new_name); |
42bd39b5 JK |
3718 | } |
3719 | ||
52d59cc6 SD |
3720 | int git_config_copy_section_in_file(const char *config_filename, |
3721 | const char *old_name, const char *new_name) | |
3722 | { | |
3723 | return git_config_copy_or_rename_section_in_file(config_filename, | |
3724 | old_name, new_name, 1); | |
3725 | } | |
3726 | ||
3727 | int git_config_copy_section(const char *old_name, const char *new_name) | |
3728 | { | |
3729 | return git_config_copy_section_in_file(NULL, old_name, new_name); | |
3730 | } | |
3731 | ||
40ea4ed9 JH |
3732 | /* |
3733 | * Call this to report error for your variable that should not | |
3734 | * get a boolean value (i.e. "[my] var" means "true"). | |
3735 | */ | |
a469a101 | 3736 | #undef config_error_nonbool |
40ea4ed9 JH |
3737 | int config_error_nonbool(const char *var) |
3738 | { | |
a769bfc7 | 3739 | return error(_("missing value for '%s'"), var); |
40ea4ed9 | 3740 | } |
1b86bbb0 JK |
3741 | |
3742 | int parse_config_key(const char *var, | |
3743 | const char *section, | |
f5914f4b | 3744 | const char **subsection, size_t *subsection_len, |
1b86bbb0 JK |
3745 | const char **key) |
3746 | { | |
1b86bbb0 JK |
3747 | const char *dot; |
3748 | ||
3749 | /* Does it start with "section." ? */ | |
e3394fdc | 3750 | if (!skip_prefix(var, section, &var) || *var != '.') |
1b86bbb0 JK |
3751 | return -1; |
3752 | ||
3753 | /* | |
3754 | * Find the key; we don't know yet if we have a subsection, but we must | |
3755 | * parse backwards from the end, since the subsection may have dots in | |
3756 | * it, too. | |
3757 | */ | |
3758 | dot = strrchr(var, '.'); | |
3759 | *key = dot + 1; | |
3760 | ||
3761 | /* Did we have a subsection at all? */ | |
e3394fdc | 3762 | if (dot == var) { |
48f8d9f7 JK |
3763 | if (subsection) { |
3764 | *subsection = NULL; | |
3765 | *subsection_len = 0; | |
3766 | } | |
1b86bbb0 JK |
3767 | } |
3768 | else { | |
48f8d9f7 JK |
3769 | if (!subsection) |
3770 | return -1; | |
e3394fdc | 3771 | *subsection = var + 1; |
1b86bbb0 JK |
3772 | *subsection_len = dot - *subsection; |
3773 | } | |
3774 | ||
3775 | return 0; | |
3776 | } | |
473166b9 | 3777 | |
6021e1d1 | 3778 | const char *config_origin_type_name(enum config_origin_type type) |
e2016508 | 3779 | { |
1b8132d9 VA |
3780 | switch (type) { |
3781 | case CONFIG_ORIGIN_BLOB: | |
3782 | return "blob"; | |
3783 | case CONFIG_ORIGIN_FILE: | |
3784 | return "file"; | |
3785 | case CONFIG_ORIGIN_STDIN: | |
3786 | return "standard input"; | |
3787 | case CONFIG_ORIGIN_SUBMODULE_BLOB: | |
3788 | return "submodule-blob"; | |
3789 | case CONFIG_ORIGIN_CMDLINE: | |
3790 | return "command line"; | |
3791 | default: | |
033abf97 | 3792 | BUG("unknown config origin type"); |
1b8132d9 | 3793 | } |
473166b9 LS |
3794 | } |
3795 | ||
a5cb4204 MR |
3796 | const char *config_scope_name(enum config_scope scope) |
3797 | { | |
3798 | switch (scope) { | |
3799 | case CONFIG_SCOPE_SYSTEM: | |
3800 | return "system"; | |
3801 | case CONFIG_SCOPE_GLOBAL: | |
3802 | return "global"; | |
6dc905d9 MR |
3803 | case CONFIG_SCOPE_LOCAL: |
3804 | return "local"; | |
3805 | case CONFIG_SCOPE_WORKTREE: | |
3806 | return "worktree"; | |
6766e41b MR |
3807 | case CONFIG_SCOPE_COMMAND: |
3808 | return "command"; | |
9a83d088 MR |
3809 | case CONFIG_SCOPE_SUBMODULE: |
3810 | return "submodule"; | |
a5cb4204 MR |
3811 | default: |
3812 | return "unknown"; | |
3813 | } | |
3814 | } | |
3815 | ||
a73b3680 NTND |
3816 | int lookup_config(const char **mapping, int nr_mapping, const char *var) |
3817 | { | |
3818 | int i; | |
3819 | ||
3820 | for (i = 0; i < nr_mapping; i++) { | |
3821 | const char *name = mapping[i]; | |
3822 | ||
3823 | if (name && !strcasecmp(var, name)) | |
3824 | return i; | |
3825 | } | |
3826 | return -1; | |
3827 | } |