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Commit | Line | Data |
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10bea152 JS |
1 | /* |
2 | * GIT - The information manager from hell | |
3 | * | |
4 | * Copyright (C) Linus Torvalds, 2005 | |
5 | * Copyright (C) Johannes Schindelin, 2005 | |
6 | * | |
7 | */ | |
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 | |
99 | static int config_buf_fgetc(struct config_source *conf) | |
100 | { | |
101 | if (conf->u.buf.pos < conf->u.buf.len) | |
102 | return conf->u.buf.buf[conf->u.buf.pos++]; | |
103 | ||
104 | return EOF; | |
105 | } | |
106 | ||
107 | static int config_buf_ungetc(int c, struct config_source *conf) | |
108 | { | |
1d0655c1 JK |
109 | if (conf->u.buf.pos > 0) { |
110 | conf->u.buf.pos--; | |
111 | if (conf->u.buf.buf[conf->u.buf.pos] != c) | |
033abf97 | 112 | BUG("config_buf can only ungetc the same character"); |
1d0655c1 JK |
113 | return c; |
114 | } | |
1bc88819 HV |
115 | |
116 | return EOF; | |
117 | } | |
118 | ||
119 | static long config_buf_ftell(struct config_source *conf) | |
120 | { | |
121 | return conf->u.buf.pos; | |
122 | } | |
123 | ||
ed69e11b JT |
124 | struct config_include_data { |
125 | int depth; | |
126 | config_fn_t fn; | |
127 | void *data; | |
128 | const struct config_options *opts; | |
399b1984 | 129 | struct git_config_source *config_source; |
9b6b06c1 | 130 | struct repository *repo; |
399b1984 JT |
131 | |
132 | /* | |
133 | * All remote URLs discovered when reading all config files. | |
134 | */ | |
135 | struct string_list *remote_urls; | |
ed69e11b JT |
136 | }; |
137 | #define CONFIG_INCLUDE_INIT { 0 } | |
138 | ||
a4e7e317 GC |
139 | static int git_config_include(const char *var, const char *value, |
140 | const struct config_context *ctx, void *data); | |
ed69e11b | 141 | |
9b25a0b5 | 142 | #define MAX_INCLUDE_DEPTH 10 |
a769bfc7 | 143 | static const char include_depth_advice[] = N_( |
9b25a0b5 JK |
144 | "exceeded maximum include depth (%d) while including\n" |
145 | " %s\n" | |
146 | "from\n" | |
147 | " %s\n" | |
27c929ed | 148 | "This might be due to circular includes."); |
908857a9 | 149 | static int handle_path_include(const struct key_value_info *kvi, |
26b66932 | 150 | const char *path, |
c97f3ed2 | 151 | struct config_include_data *inc) |
9b25a0b5 JK |
152 | { |
153 | int ret = 0; | |
154 | struct strbuf buf = STRBUF_INIT; | |
67beb600 | 155 | char *expanded; |
4c0a89fc | 156 | |
67beb600 JK |
157 | if (!path) |
158 | return config_error_nonbool("include.path"); | |
159 | ||
a03b097d | 160 | expanded = interpolate_path(path, 0); |
4c0a89fc | 161 | if (!expanded) |
a769bfc7 | 162 | return error(_("could not expand include path '%s'"), path); |
4c0a89fc | 163 | path = expanded; |
9b25a0b5 JK |
164 | |
165 | /* | |
166 | * Use an absolute path as-is, but interpret relative paths | |
167 | * based on the including config file. | |
168 | */ | |
169 | if (!is_absolute_path(path)) { | |
170 | char *slash; | |
171 | ||
908857a9 | 172 | if (!kvi || !kvi->path) { |
25ad7221 ÆAB |
173 | ret = error(_("relative config includes must come from files")); |
174 | goto cleanup; | |
175 | } | |
9b25a0b5 | 176 | |
908857a9 | 177 | slash = find_last_dir_sep(kvi->path); |
9b25a0b5 | 178 | if (slash) |
908857a9 | 179 | strbuf_add(&buf, kvi->path, slash - kvi->path + 1); |
9b25a0b5 JK |
180 | strbuf_addstr(&buf, path); |
181 | path = buf.buf; | |
182 | } | |
183 | ||
4698c8fe | 184 | if (!access_or_die(path, R_OK, 0)) { |
9b25a0b5 | 185 | if (++inc->depth > MAX_INCLUDE_DEPTH) |
a769bfc7 | 186 | die(_(include_depth_advice), MAX_INCLUDE_DEPTH, path, |
908857a9 GC |
187 | !kvi ? "<unknown>" : |
188 | kvi->filename ? kvi->filename : | |
3258258f | 189 | "the command line"); |
809d8680 | 190 | ret = git_config_from_file_with_options(git_config_include, path, inc, |
26b66932 | 191 | kvi->scope, NULL); |
9b25a0b5 JK |
192 | inc->depth--; |
193 | } | |
25ad7221 | 194 | cleanup: |
9b25a0b5 | 195 | strbuf_release(&buf); |
4c0a89fc | 196 | free(expanded); |
9b25a0b5 JK |
197 | return ret; |
198 | } | |
199 | ||
07b2c0ea DL |
200 | static void add_trailing_starstar_for_dir(struct strbuf *pat) |
201 | { | |
202 | if (pat->len && is_dir_sep(pat->buf[pat->len - 1])) | |
203 | strbuf_addstr(pat, "**"); | |
204 | } | |
205 | ||
908857a9 | 206 | static int prepare_include_condition_pattern(const struct key_value_info *kvi, |
c97f3ed2 | 207 | struct strbuf *pat) |
3efd0bed NTND |
208 | { |
209 | struct strbuf path = STRBUF_INIT; | |
210 | char *expanded; | |
211 | int prefix = 0; | |
212 | ||
a03b097d | 213 | expanded = interpolate_path(pat->buf, 1); |
3efd0bed NTND |
214 | if (expanded) { |
215 | strbuf_reset(pat); | |
216 | strbuf_addstr(pat, expanded); | |
217 | free(expanded); | |
218 | } | |
219 | ||
220 | if (pat->buf[0] == '.' && is_dir_sep(pat->buf[1])) { | |
221 | const char *slash; | |
222 | ||
908857a9 | 223 | if (!kvi || !kvi->path) |
3efd0bed NTND |
224 | return error(_("relative config include " |
225 | "conditionals must come from files")); | |
226 | ||
908857a9 | 227 | strbuf_realpath(&path, kvi->path, 1); |
3efd0bed NTND |
228 | slash = find_last_dir_sep(path.buf); |
229 | if (!slash) | |
033abf97 | 230 | BUG("how is this possible?"); |
3efd0bed NTND |
231 | strbuf_splice(pat, 0, 1, path.buf, slash - path.buf); |
232 | prefix = slash - path.buf + 1 /* slash */; | |
233 | } else if (!is_absolute_path(pat->buf)) | |
a91cc7fa | 234 | strbuf_insertstr(pat, 0, "**/"); |
3efd0bed | 235 | |
07b2c0ea | 236 | add_trailing_starstar_for_dir(pat); |
3efd0bed NTND |
237 | |
238 | strbuf_release(&path); | |
239 | return prefix; | |
240 | } | |
241 | ||
908857a9 | 242 | static int include_by_gitdir(const struct key_value_info *kvi, |
c97f3ed2 | 243 | const struct config_options *opts, |
2185fde5 | 244 | const char *cond, size_t cond_len, int icase) |
3efd0bed NTND |
245 | { |
246 | struct strbuf text = STRBUF_INIT; | |
247 | struct strbuf pattern = STRBUF_INIT; | |
248 | int ret = 0, prefix; | |
2185fde5 | 249 | const char *git_dir; |
0624c63c | 250 | int already_tried_absolute = 0; |
3efd0bed | 251 | |
2185fde5 NTND |
252 | if (opts->git_dir) |
253 | git_dir = opts->git_dir; | |
2185fde5 NTND |
254 | else |
255 | goto done; | |
256 | ||
c9672ba4 | 257 | strbuf_realpath(&text, git_dir, 1); |
3efd0bed | 258 | strbuf_add(&pattern, cond, cond_len); |
908857a9 | 259 | prefix = prepare_include_condition_pattern(kvi, &pattern); |
3efd0bed | 260 | |
0624c63c | 261 | again: |
3efd0bed NTND |
262 | if (prefix < 0) |
263 | goto done; | |
264 | ||
265 | if (prefix > 0) { | |
266 | /* | |
267 | * perform literal matching on the prefix part so that | |
268 | * any wildcard character in it can't create side effects. | |
269 | */ | |
270 | if (text.len < prefix) | |
271 | goto done; | |
272 | if (!icase && strncmp(pattern.buf, text.buf, prefix)) | |
273 | goto done; | |
274 | if (icase && strncasecmp(pattern.buf, text.buf, prefix)) | |
275 | goto done; | |
276 | } | |
277 | ||
278 | ret = !wildmatch(pattern.buf + prefix, text.buf + prefix, | |
19e7fdaa | 279 | WM_PATHNAME | (icase ? WM_CASEFOLD : 0)); |
3efd0bed | 280 | |
0624c63c ÆAB |
281 | if (!ret && !already_tried_absolute) { |
282 | /* | |
283 | * We've tried e.g. matching gitdir:~/work, but if | |
284 | * ~/work is a symlink to /mnt/storage/work | |
285 | * strbuf_realpath() will expand it, so the rule won't | |
286 | * match. Let's match against a | |
287 | * strbuf_add_absolute_path() version of the path, | |
288 | * which'll do the right thing | |
289 | */ | |
290 | strbuf_reset(&text); | |
291 | strbuf_add_absolute_path(&text, git_dir); | |
292 | already_tried_absolute = 1; | |
293 | goto again; | |
294 | } | |
3efd0bed NTND |
295 | done: |
296 | strbuf_release(&pattern); | |
297 | strbuf_release(&text); | |
298 | return ret; | |
299 | } | |
300 | ||
07b2c0ea DL |
301 | static int include_by_branch(const char *cond, size_t cond_len) |
302 | { | |
303 | int flags; | |
304 | int ret; | |
305 | struct strbuf pattern = STRBUF_INIT; | |
22932d91 | 306 | const char *refname = !the_repository->gitdir ? |
85fe0e80 | 307 | NULL : resolve_ref_unsafe("HEAD", 0, NULL, &flags); |
07b2c0ea DL |
308 | const char *shortname; |
309 | ||
310 | if (!refname || !(flags & REF_ISSYMREF) || | |
311 | !skip_prefix(refname, "refs/heads/", &shortname)) | |
312 | return 0; | |
313 | ||
314 | strbuf_add(&pattern, cond, cond_len); | |
315 | add_trailing_starstar_for_dir(&pattern); | |
316 | ret = !wildmatch(pattern.buf, shortname, WM_PATHNAME); | |
317 | strbuf_release(&pattern); | |
318 | return ret; | |
319 | } | |
320 | ||
a4e7e317 GC |
321 | static int add_remote_url(const char *var, const char *value, |
322 | const struct config_context *ctx UNUSED, void *data) | |
399b1984 JT |
323 | { |
324 | struct string_list *remote_urls = data; | |
325 | const char *remote_name; | |
326 | size_t remote_name_len; | |
327 | const char *key; | |
328 | ||
329 | if (!parse_config_key(var, "remote", &remote_name, &remote_name_len, | |
330 | &key) && | |
331 | remote_name && | |
332 | !strcmp(key, "url")) | |
333 | string_list_append(remote_urls, value); | |
334 | return 0; | |
335 | } | |
336 | ||
337 | static void populate_remote_urls(struct config_include_data *inc) | |
338 | { | |
339 | struct config_options opts; | |
340 | ||
399b1984 JT |
341 | opts = *inc->opts; |
342 | opts.unconditional_remote_url = 1; | |
343 | ||
399b1984 JT |
344 | inc->remote_urls = xmalloc(sizeof(*inc->remote_urls)); |
345 | string_list_init_dup(inc->remote_urls); | |
9b6b06c1 VD |
346 | config_with_options(add_remote_url, inc->remote_urls, |
347 | inc->config_source, inc->repo, &opts); | |
399b1984 JT |
348 | } |
349 | ||
5cf88fd8 | 350 | static int forbid_remote_url(const char *var, const char *value UNUSED, |
a4e7e317 | 351 | const struct config_context *ctx UNUSED, |
5cf88fd8 | 352 | void *data UNUSED) |
399b1984 JT |
353 | { |
354 | const char *remote_name; | |
355 | size_t remote_name_len; | |
356 | const char *key; | |
357 | ||
358 | if (!parse_config_key(var, "remote", &remote_name, &remote_name_len, | |
359 | &key) && | |
360 | remote_name && | |
361 | !strcmp(key, "url")) | |
362 | die(_("remote URLs cannot be configured in file directly or indirectly included by includeIf.hasconfig:remote.*.url")); | |
363 | return 0; | |
364 | } | |
365 | ||
366 | static int at_least_one_url_matches_glob(const char *glob, int glob_len, | |
367 | struct string_list *remote_urls) | |
368 | { | |
369 | struct strbuf pattern = STRBUF_INIT; | |
370 | struct string_list_item *url_item; | |
371 | int found = 0; | |
372 | ||
373 | strbuf_add(&pattern, glob, glob_len); | |
374 | for_each_string_list_item(url_item, remote_urls) { | |
375 | if (!wildmatch(pattern.buf, url_item->string, WM_PATHNAME)) { | |
376 | found = 1; | |
377 | break; | |
378 | } | |
379 | } | |
380 | strbuf_release(&pattern); | |
381 | return found; | |
382 | } | |
383 | ||
384 | static int include_by_remote_url(struct config_include_data *inc, | |
385 | const char *cond, size_t cond_len) | |
386 | { | |
387 | if (inc->opts->unconditional_remote_url) | |
388 | return 1; | |
389 | if (!inc->remote_urls) | |
390 | populate_remote_urls(inc); | |
391 | return at_least_one_url_matches_glob(cond, cond_len, | |
392 | inc->remote_urls); | |
393 | } | |
394 | ||
908857a9 | 395 | static int include_condition_is_true(const struct key_value_info *kvi, |
c97f3ed2 | 396 | struct config_include_data *inc, |
2185fde5 | 397 | const char *cond, size_t cond_len) |
3efd0bed | 398 | { |
399b1984 | 399 | const struct config_options *opts = inc->opts; |
3efd0bed NTND |
400 | |
401 | if (skip_prefix_mem(cond, cond_len, "gitdir:", &cond, &cond_len)) | |
908857a9 | 402 | return include_by_gitdir(kvi, opts, cond, cond_len, 0); |
3efd0bed | 403 | else if (skip_prefix_mem(cond, cond_len, "gitdir/i:", &cond, &cond_len)) |
908857a9 | 404 | return include_by_gitdir(kvi, opts, cond, cond_len, 1); |
07b2c0ea DL |
405 | else if (skip_prefix_mem(cond, cond_len, "onbranch:", &cond, &cond_len)) |
406 | return include_by_branch(cond, cond_len); | |
399b1984 JT |
407 | else if (skip_prefix_mem(cond, cond_len, "hasconfig:remote.*.url:", &cond, |
408 | &cond_len)) | |
409 | return include_by_remote_url(inc, cond, cond_len); | |
3efd0bed NTND |
410 | |
411 | /* unknown conditionals are always false */ | |
412 | return 0; | |
413 | } | |
414 | ||
a4e7e317 GC |
415 | static int git_config_include(const char *var, const char *value, |
416 | const struct config_context *ctx, | |
417 | void *data) | |
9b25a0b5 JK |
418 | { |
419 | struct config_include_data *inc = data; | |
3efd0bed | 420 | const char *cond, *key; |
f5914f4b | 421 | size_t cond_len; |
9b25a0b5 JK |
422 | int ret; |
423 | ||
424 | /* | |
425 | * Pass along all values, including "include" directives; this makes it | |
426 | * possible to query information on the includes themselves. | |
427 | */ | |
809d8680 | 428 | ret = inc->fn(var, value, ctx, inc->data); |
9b25a0b5 JK |
429 | if (ret < 0) |
430 | return ret; | |
431 | ||
37007c3a | 432 | if (!strcmp(var, "include.path")) |
908857a9 | 433 | ret = handle_path_include(ctx->kvi, value, inc); |
3efd0bed NTND |
434 | |
435 | if (!parse_config_key(var, "includeif", &cond, &cond_len, &key) && | |
908857a9 | 436 | cond && include_condition_is_true(ctx->kvi, inc, cond, cond_len) && |
399b1984 JT |
437 | !strcmp(key, "path")) { |
438 | config_fn_t old_fn = inc->fn; | |
439 | ||
440 | if (inc->opts->unconditional_remote_url) | |
441 | inc->fn = forbid_remote_url; | |
908857a9 | 442 | ret = handle_path_include(ctx->kvi, value, inc); |
399b1984 JT |
443 | inc->fn = old_fn; |
444 | } | |
3efd0bed | 445 | |
9b25a0b5 JK |
446 | return ret; |
447 | } | |
448 | ||
1ff21c05 | 449 | static void git_config_push_split_parameter(const char *key, const char *value) |
2b64fc89 JK |
450 | { |
451 | struct strbuf env = STRBUF_INIT; | |
452 | const char *old = getenv(CONFIG_DATA_ENVIRONMENT); | |
d1f88498 | 453 | if (old && *old) { |
2b64fc89 JK |
454 | strbuf_addstr(&env, old); |
455 | strbuf_addch(&env, ' '); | |
456 | } | |
1ff21c05 PS |
457 | sq_quote_buf(&env, key); |
458 | strbuf_addch(&env, '='); | |
459 | if (value) | |
460 | sq_quote_buf(&env, value); | |
2b64fc89 JK |
461 | setenv(CONFIG_DATA_ENVIRONMENT, env.buf, 1); |
462 | strbuf_release(&env); | |
463 | } | |
464 | ||
1ff21c05 PS |
465 | void git_config_push_parameter(const char *text) |
466 | { | |
467 | const char *value; | |
468 | ||
469 | /* | |
470 | * When we see: | |
471 | * | |
472 | * section.subsection=with=equals.key=value | |
473 | * | |
474 | * we cannot tell if it means: | |
475 | * | |
476 | * [section "subsection=with=equals"] | |
477 | * key = value | |
478 | * | |
479 | * or: | |
480 | * | |
481 | * [section] | |
482 | * subsection = with=equals.key=value | |
483 | * | |
484 | * We parse left-to-right for the first "=", meaning we'll prefer to | |
485 | * keep the value intact over the subsection. This is historical, but | |
486 | * also sensible since values are more likely to contain odd or | |
487 | * untrusted input than a section name. | |
488 | * | |
489 | * A missing equals is explicitly allowed (as a bool-only entry). | |
490 | */ | |
491 | value = strchr(text, '='); | |
492 | if (value) { | |
493 | char *key = xmemdupz(text, value - text); | |
494 | git_config_push_split_parameter(key, value + 1); | |
495 | free(key); | |
496 | } else { | |
497 | git_config_push_split_parameter(text, NULL); | |
498 | } | |
499 | } | |
500 | ||
ce81b1da PS |
501 | void git_config_push_env(const char *spec) |
502 | { | |
1ff21c05 | 503 | char *key; |
ce81b1da PS |
504 | const char *env_name; |
505 | const char *env_value; | |
506 | ||
507 | env_name = strrchr(spec, '='); | |
508 | if (!env_name) | |
509 | die(_("invalid config format: %s"), spec); | |
1ff21c05 | 510 | key = xmemdupz(spec, env_name - spec); |
ce81b1da PS |
511 | env_name++; |
512 | if (!*env_name) | |
513 | die(_("missing environment variable name for configuration '%.*s'"), | |
514 | (int)(env_name - spec - 1), spec); | |
515 | ||
516 | env_value = getenv(env_name); | |
517 | if (!env_value) | |
518 | die(_("missing environment variable '%s' for configuration '%.*s'"), | |
519 | env_name, (int)(env_name - spec - 1), spec); | |
520 | ||
1ff21c05 PS |
521 | git_config_push_split_parameter(key, env_value); |
522 | free(key); | |
ce81b1da PS |
523 | } |
524 | ||
ee98df3f JH |
525 | static inline int iskeychar(int c) |
526 | { | |
527 | return isalnum(c) || c == '-'; | |
528 | } | |
529 | ||
530 | /* | |
531 | * Auxiliary function to sanity-check and split the key into the section | |
532 | * identifier and variable name. | |
533 | * | |
534 | * Returns 0 on success, -1 when there is an invalid character in the key and | |
535 | * -2 if there is no section name in the key. | |
536 | * | |
537 | * store_key - pointer to char* which will hold a copy of the key with | |
538 | * lowercase section and variable name | |
f011a965 | 539 | * baselen - pointer to size_t which will hold the length of the |
ee98df3f JH |
540 | * section + subsection part, can be NULL |
541 | */ | |
73c5f670 | 542 | int git_config_parse_key(const char *key, char **store_key, size_t *baselen_) |
ee98df3f | 543 | { |
f011a965 JK |
544 | size_t i, baselen; |
545 | int dot; | |
ee98df3f JH |
546 | const char *last_dot = strrchr(key, '.'); |
547 | ||
548 | /* | |
549 | * Since "key" actually contains the section name and the real | |
550 | * key name separated by a dot, we have to know where the dot is. | |
551 | */ | |
552 | ||
553 | if (last_dot == NULL || last_dot == key) { | |
73c5f670 | 554 | error(_("key does not contain a section: %s"), key); |
ee98df3f JH |
555 | return -CONFIG_NO_SECTION_OR_NAME; |
556 | } | |
557 | ||
558 | if (!last_dot[1]) { | |
73c5f670 | 559 | error(_("key does not contain variable name: %s"), key); |
ee98df3f JH |
560 | return -CONFIG_NO_SECTION_OR_NAME; |
561 | } | |
562 | ||
563 | baselen = last_dot - key; | |
564 | if (baselen_) | |
565 | *baselen_ = baselen; | |
566 | ||
567 | /* | |
568 | * Validate the key and while at it, lower case it for matching. | |
569 | */ | |
73c5f670 | 570 | *store_key = xmallocz(strlen(key)); |
ee98df3f JH |
571 | |
572 | dot = 0; | |
573 | for (i = 0; key[i]; i++) { | |
574 | unsigned char c = key[i]; | |
575 | if (c == '.') | |
576 | dot = 1; | |
577 | /* Leave the extended basename untouched.. */ | |
578 | if (!dot || i > baselen) { | |
579 | if (!iskeychar(c) || | |
580 | (i == baselen + 1 && !isalpha(c))) { | |
73c5f670 | 581 | error(_("invalid key: %s"), key); |
ee98df3f JH |
582 | goto out_free_ret_1; |
583 | } | |
584 | c = tolower(c); | |
585 | } else if (c == '\n') { | |
73c5f670 | 586 | error(_("invalid key (newline): %s"), key); |
ee98df3f JH |
587 | goto out_free_ret_1; |
588 | } | |
73c5f670 | 589 | (*store_key)[i] = c; |
ee98df3f JH |
590 | } |
591 | ||
592 | return 0; | |
593 | ||
594 | out_free_ret_1: | |
73c5f670 | 595 | FREE_AND_NULL(*store_key); |
ee98df3f JH |
596 | return -CONFIG_INVALID_KEY; |
597 | } | |
598 | ||
b342ae61 | 599 | static int config_parse_pair(const char *key, const char *value, |
26b66932 GC |
600 | struct key_value_info *kvi, |
601 | config_fn_t fn, void *data) | |
b342ae61 PS |
602 | { |
603 | char *canonical_name; | |
604 | int ret; | |
26b66932 GC |
605 | struct config_context ctx = { |
606 | .kvi = kvi, | |
607 | }; | |
b342ae61 PS |
608 | |
609 | if (!strlen(key)) | |
610 | return error(_("empty config key")); | |
611 | if (git_config_parse_key(key, &canonical_name, NULL)) | |
612 | return -1; | |
613 | ||
26b66932 | 614 | ret = (fn(canonical_name, value, &ctx, data) < 0) ? -1 : 0; |
b342ae61 PS |
615 | free(canonical_name); |
616 | return ret; | |
617 | } | |
618 | ||
26b66932 GC |
619 | |
620 | /* for values read from `git_config_from_parameters()` */ | |
621 | void kvi_from_param(struct key_value_info *out) | |
622 | { | |
623 | out->filename = NULL; | |
624 | out->linenr = -1; | |
625 | out->origin_type = CONFIG_ORIGIN_CMDLINE; | |
626 | out->scope = CONFIG_SCOPE_COMMAND; | |
908857a9 | 627 | out->path = NULL; |
26b66932 GC |
628 | } |
629 | ||
2496844b JK |
630 | int git_config_parse_parameter(const char *text, |
631 | config_fn_t fn, void *data) | |
8b1fa778 | 632 | { |
a789ca70 | 633 | const char *value; |
572e4f6a | 634 | struct strbuf **pair; |
1274a155 | 635 | int ret; |
26b66932 GC |
636 | struct key_value_info kvi = KVI_INIT; |
637 | ||
638 | kvi_from_param(&kvi); | |
a789ca70 | 639 | |
f77bccae | 640 | pair = strbuf_split_str(text, '=', 2); |
c5d6350b | 641 | if (!pair[0]) |
a769bfc7 | 642 | return error(_("bogus config parameter: %s"), text); |
a789ca70 JH |
643 | |
644 | if (pair[0]->len && pair[0]->buf[pair[0]->len - 1] == '=') { | |
572e4f6a | 645 | strbuf_setlen(pair[0], pair[0]->len - 1); |
a789ca70 JH |
646 | value = pair[1] ? pair[1]->buf : ""; |
647 | } else { | |
648 | value = NULL; | |
649 | } | |
650 | ||
572e4f6a AR |
651 | strbuf_trim(pair[0]); |
652 | if (!pair[0]->len) { | |
653 | strbuf_list_free(pair); | |
a769bfc7 | 654 | return error(_("bogus config parameter: %s"), text); |
8b1fa778 | 655 | } |
1274a155 | 656 | |
26b66932 | 657 | ret = config_parse_pair(pair[0]->buf, value, &kvi, fn, data); |
572e4f6a | 658 | strbuf_list_free(pair); |
1274a155 | 659 | return ret; |
8b1fa778 AR |
660 | } |
661 | ||
26b66932 GC |
662 | static int parse_config_env_list(char *env, struct key_value_info *kvi, |
663 | config_fn_t fn, void *data) | |
f9dbb64f JK |
664 | { |
665 | char *cur = env; | |
666 | while (cur && *cur) { | |
667 | const char *key = sq_dequote_step(cur, &cur); | |
668 | if (!key) | |
669 | return error(_("bogus format in %s"), | |
670 | CONFIG_DATA_ENVIRONMENT); | |
671 | ||
672 | if (!cur || isspace(*cur)) { | |
673 | /* old-style 'key=value' */ | |
674 | if (git_config_parse_parameter(key, fn, data) < 0) | |
675 | return -1; | |
676 | } | |
677 | else if (*cur == '=') { | |
678 | /* new-style 'key'='value' */ | |
679 | const char *value; | |
680 | ||
681 | cur++; | |
682 | if (*cur == '\'') { | |
683 | /* quoted value */ | |
684 | value = sq_dequote_step(cur, &cur); | |
685 | if (!value || (cur && !isspace(*cur))) { | |
686 | return error(_("bogus format in %s"), | |
687 | CONFIG_DATA_ENVIRONMENT); | |
688 | } | |
689 | } else if (!*cur || isspace(*cur)) { | |
690 | /* implicit bool: 'key'= */ | |
691 | value = NULL; | |
692 | } else { | |
693 | return error(_("bogus format in %s"), | |
694 | CONFIG_DATA_ENVIRONMENT); | |
695 | } | |
696 | ||
26b66932 | 697 | if (config_parse_pair(key, value, kvi, fn, data) < 0) |
f9dbb64f JK |
698 | return -1; |
699 | } | |
700 | else { | |
701 | /* unknown format */ | |
702 | return error(_("bogus format in %s"), | |
703 | CONFIG_DATA_ENVIRONMENT); | |
704 | } | |
705 | ||
706 | if (cur) { | |
707 | while (isspace(*cur)) | |
708 | cur++; | |
709 | } | |
710 | } | |
711 | return 0; | |
712 | } | |
713 | ||
06eb708f JK |
714 | int git_config_from_parameters(config_fn_t fn, void *data) |
715 | { | |
d8d77153 PS |
716 | const char *env; |
717 | struct strbuf envvar = STRBUF_INIT; | |
718 | struct strvec to_free = STRVEC_INIT; | |
a77d6db6 | 719 | int ret = 0; |
d8d77153 | 720 | char *envw = NULL; |
26b66932 | 721 | struct key_value_info kvi = KVI_INIT; |
3258258f | 722 | |
26b66932 | 723 | kvi_from_param(&kvi); |
d8d77153 PS |
724 | env = getenv(CONFIG_COUNT_ENVIRONMENT); |
725 | if (env) { | |
726 | unsigned long count; | |
727 | char *endp; | |
728 | int i; | |
2b64fc89 | 729 | |
d8d77153 PS |
730 | count = strtoul(env, &endp, 10); |
731 | if (*endp) { | |
732 | ret = error(_("bogus count in %s"), CONFIG_COUNT_ENVIRONMENT); | |
733 | goto out; | |
734 | } | |
735 | if (count > INT_MAX) { | |
736 | ret = error(_("too many entries in %s"), CONFIG_COUNT_ENVIRONMENT); | |
737 | goto out; | |
738 | } | |
739 | ||
740 | for (i = 0; i < count; i++) { | |
741 | const char *key, *value; | |
742 | ||
743 | strbuf_addf(&envvar, "GIT_CONFIG_KEY_%d", i); | |
744 | key = getenv_safe(&to_free, envvar.buf); | |
745 | if (!key) { | |
746 | ret = error(_("missing config key %s"), envvar.buf); | |
747 | goto out; | |
748 | } | |
749 | strbuf_reset(&envvar); | |
750 | ||
751 | strbuf_addf(&envvar, "GIT_CONFIG_VALUE_%d", i); | |
752 | value = getenv_safe(&to_free, envvar.buf); | |
753 | if (!value) { | |
754 | ret = error(_("missing config value %s"), envvar.buf); | |
755 | goto out; | |
756 | } | |
757 | strbuf_reset(&envvar); | |
758 | ||
26b66932 | 759 | if (config_parse_pair(key, value, &kvi, fn, data) < 0) { |
d8d77153 PS |
760 | ret = -1; |
761 | goto out; | |
762 | } | |
763 | } | |
2b64fc89 JK |
764 | } |
765 | ||
d8d77153 PS |
766 | env = getenv(CONFIG_DATA_ENVIRONMENT); |
767 | if (env) { | |
768 | /* sq_dequote will write over it */ | |
769 | envw = xstrdup(env); | |
26b66932 | 770 | if (parse_config_env_list(envw, &kvi, fn, data) < 0) { |
a77d6db6 JK |
771 | ret = -1; |
772 | goto out; | |
2b64fc89 JK |
773 | } |
774 | } | |
775 | ||
a77d6db6 | 776 | out: |
d8d77153 PS |
777 | strbuf_release(&envvar); |
778 | strvec_clear(&to_free); | |
2b64fc89 | 779 | free(envw); |
a77d6db6 | 780 | return ret; |
2b64fc89 JK |
781 | } |
782 | ||
9b4a6553 | 783 | static int get_next_char(struct config_source *cs) |
17712991 | 784 | { |
9b4a6553 | 785 | int c = cs->do_fgetc(cs); |
17712991 | 786 | |
dbb9a812 HV |
787 | if (c == '\r') { |
788 | /* DOS like systems */ | |
9b4a6553 | 789 | c = cs->do_fgetc(cs); |
dbb9a812 | 790 | if (c != '\n') { |
5e0be134 | 791 | if (c != EOF) |
9b4a6553 | 792 | cs->do_ungetc(c, cs); |
dbb9a812 | 793 | c = '\r'; |
17712991 LT |
794 | } |
795 | } | |
348482de | 796 | |
9b4a6553 | 797 | if (c != EOF && ++cs->total_len > INT_MAX) { |
348482de JK |
798 | /* |
799 | * This is an absurdly long config file; refuse to parse | |
800 | * further in order to protect downstream code from integer | |
801 | * overflows. Note that we can't return an error specifically, | |
802 | * but we can mark EOF and put trash in the return value, | |
803 | * which will trigger a parse error. | |
804 | */ | |
9b4a6553 | 805 | cs->eof = 1; |
348482de JK |
806 | return 0; |
807 | } | |
808 | ||
dbb9a812 | 809 | if (c == '\n') |
9b4a6553 | 810 | cs->linenr++; |
dbb9a812 | 811 | if (c == EOF) { |
9b4a6553 GC |
812 | cs->eof = 1; |
813 | cs->linenr++; | |
dbb9a812 HV |
814 | c = '\n'; |
815 | } | |
17712991 LT |
816 | return c; |
817 | } | |
818 | ||
9b4a6553 | 819 | static char *parse_value(struct config_source *cs) |
17712991 | 820 | { |
e96c19c5 | 821 | int quote = 0, comment = 0, space = 0; |
17712991 | 822 | |
9b4a6553 | 823 | strbuf_reset(&cs->value); |
17712991 | 824 | for (;;) { |
9b4a6553 | 825 | int c = get_next_char(cs); |
17712991 | 826 | if (c == '\n') { |
4b340593 | 827 | if (quote) { |
9b4a6553 | 828 | cs->linenr--; |
17712991 | 829 | return NULL; |
4b340593 | 830 | } |
9b4a6553 | 831 | return cs->value.buf; |
17712991 LT |
832 | } |
833 | if (comment) | |
834 | continue; | |
835 | if (isspace(c) && !quote) { | |
9b4a6553 | 836 | if (cs->value.len) |
ebdaae37 | 837 | space++; |
17712991 LT |
838 | continue; |
839 | } | |
7ebdba61 JS |
840 | if (!quote) { |
841 | if (c == ';' || c == '#') { | |
842 | comment = 1; | |
843 | continue; | |
844 | } | |
845 | } | |
ebdaae37 | 846 | for (; space; space--) |
9b4a6553 | 847 | strbuf_addch(&cs->value, ' '); |
17712991 | 848 | if (c == '\\') { |
9b4a6553 | 849 | c = get_next_char(cs); |
17712991 LT |
850 | switch (c) { |
851 | case '\n': | |
852 | continue; | |
853 | case 't': | |
854 | c = '\t'; | |
855 | break; | |
856 | case 'b': | |
857 | c = '\b'; | |
858 | break; | |
859 | case 'n': | |
860 | c = '\n'; | |
861 | break; | |
5cbb401d LT |
862 | /* Some characters escape as themselves */ |
863 | case '\\': case '"': | |
864 | break; | |
865 | /* Reject unknown escape sequences */ | |
866 | default: | |
867 | return NULL; | |
17712991 | 868 | } |
9b4a6553 | 869 | strbuf_addch(&cs->value, c); |
17712991 LT |
870 | continue; |
871 | } | |
872 | if (c == '"') { | |
873 | quote = 1-quote; | |
874 | continue; | |
875 | } | |
9b4a6553 | 876 | strbuf_addch(&cs->value, c); |
17712991 LT |
877 | } |
878 | } | |
879 | ||
809d8680 GC |
880 | static int get_value(struct config_source *cs, struct key_value_info *kvi, |
881 | config_fn_t fn, void *data, struct strbuf *name) | |
17712991 LT |
882 | { |
883 | int c; | |
884 | char *value; | |
b3b3f60b | 885 | int ret; |
809d8680 GC |
886 | struct config_context ctx = { |
887 | .kvi = kvi, | |
888 | }; | |
17712991 LT |
889 | |
890 | /* Get the full name */ | |
891 | for (;;) { | |
9b4a6553 GC |
892 | c = get_next_char(cs); |
893 | if (cs->eof) | |
17712991 | 894 | break; |
38c5afa8 | 895 | if (!iskeychar(c)) |
17712991 | 896 | break; |
0971e992 | 897 | strbuf_addch(name, tolower(c)); |
17712991 | 898 | } |
0971e992 | 899 | |
17712991 | 900 | while (c == ' ' || c == '\t') |
9b4a6553 | 901 | c = get_next_char(cs); |
17712991 LT |
902 | |
903 | value = NULL; | |
904 | if (c != '\n') { | |
905 | if (c != '=') | |
906 | return -1; | |
9b4a6553 | 907 | value = parse_value(cs); |
17712991 LT |
908 | if (!value) |
909 | return -1; | |
910 | } | |
b3b3f60b MM |
911 | /* |
912 | * We already consumed the \n, but we need linenr to point to | |
913 | * the line we just parsed during the call to fn to get | |
914 | * accurate line number in error messages. | |
915 | */ | |
9b4a6553 | 916 | cs->linenr--; |
809d8680 GC |
917 | kvi->linenr = cs->linenr; |
918 | ret = fn(name->buf, value, &ctx, data); | |
e2e14251 | 919 | if (ret >= 0) |
9b4a6553 | 920 | cs->linenr++; |
b3b3f60b | 921 | return ret; |
17712991 LT |
922 | } |
923 | ||
9b4a6553 | 924 | static int get_extended_base_var(struct config_source *cs, struct strbuf *name, |
c97f3ed2 | 925 | int c) |
d14f7764 | 926 | { |
9b4a6553 | 927 | cs->subsection_case_sensitive = 0; |
d14f7764 LT |
928 | do { |
929 | if (c == '\n') | |
4b340593 | 930 | goto error_incomplete_line; |
9b4a6553 | 931 | c = get_next_char(cs); |
d14f7764 LT |
932 | } while (isspace(c)); |
933 | ||
934 | /* We require the format to be '[base "extension"]' */ | |
935 | if (c != '"') | |
936 | return -1; | |
0971e992 | 937 | strbuf_addch(name, '.'); |
d14f7764 LT |
938 | |
939 | for (;;) { | |
9b4a6553 | 940 | int c = get_next_char(cs); |
d14f7764 | 941 | if (c == '\n') |
4b340593 | 942 | goto error_incomplete_line; |
d14f7764 LT |
943 | if (c == '"') |
944 | break; | |
945 | if (c == '\\') { | |
9b4a6553 | 946 | c = get_next_char(cs); |
d14f7764 | 947 | if (c == '\n') |
4b340593 | 948 | goto error_incomplete_line; |
d14f7764 | 949 | } |
0971e992 | 950 | strbuf_addch(name, c); |
d14f7764 LT |
951 | } |
952 | ||
953 | /* Final ']' */ | |
9b4a6553 | 954 | if (get_next_char(cs) != ']') |
d14f7764 | 955 | return -1; |
0971e992 | 956 | return 0; |
4b340593 | 957 | error_incomplete_line: |
9b4a6553 | 958 | cs->linenr--; |
4b340593 | 959 | return -1; |
d14f7764 LT |
960 | } |
961 | ||
9b4a6553 | 962 | static int get_base_var(struct config_source *cs, struct strbuf *name) |
17712991 | 963 | { |
9b4a6553 | 964 | cs->subsection_case_sensitive = 1; |
17712991 | 965 | for (;;) { |
9b4a6553 GC |
966 | int c = get_next_char(cs); |
967 | if (cs->eof) | |
17712991 LT |
968 | return -1; |
969 | if (c == ']') | |
0971e992 | 970 | return 0; |
d14f7764 | 971 | if (isspace(c)) |
9b4a6553 | 972 | return get_extended_base_var(cs, name, c); |
38c5afa8 | 973 | if (!iskeychar(c) && c != '.') |
17712991 | 974 | return -1; |
0971e992 | 975 | strbuf_addch(name, tolower(c)); |
17712991 LT |
976 | } |
977 | } | |
978 | ||
8032cc44 JS |
979 | struct parse_event_data { |
980 | enum config_event_t previous_type; | |
981 | size_t previous_offset; | |
982 | const struct config_options *opts; | |
983 | }; | |
984 | ||
9b4a6553 | 985 | static int do_event(struct config_source *cs, enum config_event_t type, |
c97f3ed2 | 986 | struct parse_event_data *data) |
8032cc44 JS |
987 | { |
988 | size_t offset; | |
989 | ||
990 | if (!data->opts || !data->opts->event_fn) | |
991 | return 0; | |
992 | ||
993 | if (type == CONFIG_EVENT_WHITESPACE && | |
994 | data->previous_type == type) | |
995 | return 0; | |
996 | ||
9b4a6553 | 997 | offset = cs->do_ftell(cs); |
8032cc44 JS |
998 | /* |
999 | * At EOF, the parser always "inserts" an extra '\n', therefore | |
1000 | * the end offset of the event is the current file position, otherwise | |
1001 | * we will already have advanced to the next event. | |
1002 | */ | |
1003 | if (type != CONFIG_EVENT_EOF) | |
1004 | offset--; | |
1005 | ||
1006 | if (data->previous_type != CONFIG_EVENT_EOF && | |
1007 | data->opts->event_fn(data->previous_type, data->previous_offset, | |
6e8e7981 | 1008 | offset, cs, data->opts->event_fn_data) < 0) |
8032cc44 JS |
1009 | return -1; |
1010 | ||
1011 | data->previous_type = type; | |
1012 | data->previous_offset = offset; | |
1013 | ||
1014 | return 0; | |
1015 | } | |
1016 | ||
809d8680 GC |
1017 | static void kvi_from_source(struct config_source *cs, |
1018 | enum config_scope scope, | |
1019 | struct key_value_info *out) | |
1020 | { | |
1021 | out->filename = strintern(cs->name); | |
1022 | out->origin_type = cs->origin_type; | |
1023 | out->linenr = cs->linenr; | |
1024 | out->scope = scope; | |
908857a9 | 1025 | out->path = cs->path; |
809d8680 GC |
1026 | } |
1027 | ||
9b4a6553 | 1028 | static int git_parse_source(struct config_source *cs, config_fn_t fn, |
809d8680 GC |
1029 | struct key_value_info *kvi, void *data, |
1030 | const struct config_options *opts) | |
17712991 LT |
1031 | { |
1032 | int comment = 0; | |
6a9c235e | 1033 | size_t baselen = 0; |
9b4a6553 | 1034 | struct strbuf *var = &cs->var; |
1b8132d9 VA |
1035 | int error_return = 0; |
1036 | char *error_msg = NULL; | |
17712991 | 1037 | |
de056402 | 1038 | /* U+FEFF Byte Order Mark in UTF8 */ |
599446dc | 1039 | const char *bomptr = utf8_bom; |
de056402 | 1040 | |
8032cc44 JS |
1041 | /* For the parser event callback */ |
1042 | struct parse_event_data event_data = { | |
1043 | CONFIG_EVENT_EOF, 0, opts | |
1044 | }; | |
1045 | ||
17712991 | 1046 | for (;;) { |
8032cc44 JS |
1047 | int c; |
1048 | ||
9b4a6553 | 1049 | c = get_next_char(cs); |
de056402 PB |
1050 | if (bomptr && *bomptr) { |
1051 | /* We are at the file beginning; skip UTF8-encoded BOM | |
1052 | * if present. Sane editors won't put this in on their | |
1053 | * own, but e.g. Windows Notepad will do it happily. */ | |
599446dc | 1054 | if (c == (*bomptr & 0377)) { |
de056402 PB |
1055 | bomptr++; |
1056 | continue; | |
1057 | } else { | |
1058 | /* Do not tolerate partial BOM. */ | |
1059 | if (bomptr != utf8_bom) | |
1060 | break; | |
1061 | /* No BOM at file beginning. Cool. */ | |
1062 | bomptr = NULL; | |
1063 | } | |
1064 | } | |
17712991 | 1065 | if (c == '\n') { |
9b4a6553 GC |
1066 | if (cs->eof) { |
1067 | if (do_event(cs, CONFIG_EVENT_EOF, &event_data) < 0) | |
8032cc44 | 1068 | return -1; |
17712991 | 1069 | return 0; |
8032cc44 | 1070 | } |
9b4a6553 | 1071 | if (do_event(cs, CONFIG_EVENT_WHITESPACE, &event_data) < 0) |
8032cc44 | 1072 | return -1; |
17712991 LT |
1073 | comment = 0; |
1074 | continue; | |
1075 | } | |
8032cc44 | 1076 | if (comment) |
17712991 | 1077 | continue; |
8032cc44 | 1078 | if (isspace(c)) { |
9b4a6553 | 1079 | if (do_event(cs, CONFIG_EVENT_WHITESPACE, &event_data) < 0) |
8032cc44 | 1080 | return -1; |
17712991 | 1081 | continue; |
8032cc44 | 1082 | } |
17712991 | 1083 | if (c == '#' || c == ';') { |
9b4a6553 | 1084 | if (do_event(cs, CONFIG_EVENT_COMMENT, &event_data) < 0) |
8032cc44 | 1085 | return -1; |
17712991 LT |
1086 | comment = 1; |
1087 | continue; | |
1088 | } | |
1089 | if (c == '[') { | |
9b4a6553 | 1090 | if (do_event(cs, CONFIG_EVENT_SECTION, &event_data) < 0) |
8032cc44 JS |
1091 | return -1; |
1092 | ||
0971e992 BW |
1093 | /* Reset prior to determining a new stem */ |
1094 | strbuf_reset(var); | |
9b4a6553 | 1095 | if (get_base_var(cs, var) < 0 || var->len < 1) |
17712991 | 1096 | break; |
0971e992 BW |
1097 | strbuf_addch(var, '.'); |
1098 | baselen = var->len; | |
17712991 LT |
1099 | continue; |
1100 | } | |
1101 | if (!isalpha(c)) | |
1102 | break; | |
8032cc44 | 1103 | |
9b4a6553 | 1104 | if (do_event(cs, CONFIG_EVENT_ENTRY, &event_data) < 0) |
8032cc44 JS |
1105 | return -1; |
1106 | ||
0971e992 BW |
1107 | /* |
1108 | * Truncate the var name back to the section header | |
1109 | * stem prior to grabbing the suffix part of the name | |
1110 | * and the value. | |
1111 | */ | |
1112 | strbuf_setlen(var, baselen); | |
1113 | strbuf_addch(var, tolower(c)); | |
809d8680 | 1114 | if (get_value(cs, kvi, fn, data, var) < 0) |
17712991 LT |
1115 | break; |
1116 | } | |
1b8132d9 | 1117 | |
9b4a6553 | 1118 | if (do_event(cs, CONFIG_EVENT_ERROR, &event_data) < 0) |
8032cc44 JS |
1119 | return -1; |
1120 | ||
9b4a6553 | 1121 | switch (cs->origin_type) { |
1b8132d9 VA |
1122 | case CONFIG_ORIGIN_BLOB: |
1123 | error_msg = xstrfmt(_("bad config line %d in blob %s"), | |
9b4a6553 | 1124 | cs->linenr, cs->name); |
1b8132d9 VA |
1125 | break; |
1126 | case CONFIG_ORIGIN_FILE: | |
1127 | error_msg = xstrfmt(_("bad config line %d in file %s"), | |
9b4a6553 | 1128 | cs->linenr, cs->name); |
1b8132d9 VA |
1129 | break; |
1130 | case CONFIG_ORIGIN_STDIN: | |
1131 | error_msg = xstrfmt(_("bad config line %d in standard input"), | |
9b4a6553 | 1132 | cs->linenr); |
1b8132d9 VA |
1133 | break; |
1134 | case CONFIG_ORIGIN_SUBMODULE_BLOB: | |
1135 | error_msg = xstrfmt(_("bad config line %d in submodule-blob %s"), | |
9b4a6553 | 1136 | cs->linenr, cs->name); |
1b8132d9 VA |
1137 | break; |
1138 | case CONFIG_ORIGIN_CMDLINE: | |
1139 | error_msg = xstrfmt(_("bad config line %d in command line %s"), | |
9b4a6553 | 1140 | cs->linenr, cs->name); |
1b8132d9 VA |
1141 | break; |
1142 | default: | |
1143 | error_msg = xstrfmt(_("bad config line %d in %s"), | |
9b4a6553 | 1144 | cs->linenr, cs->name); |
1b8132d9 VA |
1145 | } |
1146 | ||
66f97228 JK |
1147 | switch (opts && opts->error_action ? |
1148 | opts->error_action : | |
9b4a6553 | 1149 | cs->default_error_action) { |
66f97228 | 1150 | case CONFIG_ERROR_DIE: |
1b8132d9 | 1151 | die("%s", error_msg); |
66f97228 JK |
1152 | break; |
1153 | case CONFIG_ERROR_ERROR: | |
1b8132d9 | 1154 | error_return = error("%s", error_msg); |
66f97228 | 1155 | break; |
63583203 JK |
1156 | case CONFIG_ERROR_SILENT: |
1157 | error_return = -1; | |
1158 | break; | |
66f97228 JK |
1159 | case CONFIG_ERROR_UNSET: |
1160 | BUG("config error action unset"); | |
1161 | } | |
1b8132d9 VA |
1162 | |
1163 | free(error_msg); | |
1164 | return error_return; | |
17712991 LT |
1165 | } |
1166 | ||
06bdc23b | 1167 | NORETURN |
8868b1eb GC |
1168 | static void die_bad_number(const char *name, const char *value, |
1169 | const struct key_value_info *kvi) | |
c1867cea | 1170 | { |
2e43cd4c ÆAB |
1171 | const char *error_type = (errno == ERANGE) ? |
1172 | N_("out of range") : N_("invalid unit"); | |
1173 | const char *bad_numeric = N_("bad numeric config value '%s' for '%s': %s"); | |
8868b1eb GC |
1174 | |
1175 | if (!kvi) | |
1176 | BUG("kvi should not be NULL"); | |
078fe305 | 1177 | |
2f666581 JK |
1178 | if (!value) |
1179 | value = ""; | |
1180 | ||
8868b1eb | 1181 | if (!kvi->filename) |
2e43cd4c | 1182 | die(_(bad_numeric), value, name, _(error_type)); |
1b8132d9 | 1183 | |
8868b1eb | 1184 | switch (kvi->origin_type) { |
1b8132d9 | 1185 | case CONFIG_ORIGIN_BLOB: |
078fe305 | 1186 | die(_("bad numeric config value '%s' for '%s' in blob %s: %s"), |
8868b1eb | 1187 | value, name, kvi->filename, _(error_type)); |
1b8132d9 | 1188 | case CONFIG_ORIGIN_FILE: |
078fe305 | 1189 | die(_("bad numeric config value '%s' for '%s' in file %s: %s"), |
8868b1eb | 1190 | value, name, kvi->filename, _(error_type)); |
1b8132d9 | 1191 | case CONFIG_ORIGIN_STDIN: |
078fe305 | 1192 | die(_("bad numeric config value '%s' for '%s' in standard input: %s"), |
2e43cd4c | 1193 | value, name, _(error_type)); |
1b8132d9 | 1194 | case CONFIG_ORIGIN_SUBMODULE_BLOB: |
078fe305 | 1195 | die(_("bad numeric config value '%s' for '%s' in submodule-blob %s: %s"), |
8868b1eb | 1196 | value, name, kvi->filename, _(error_type)); |
1b8132d9 | 1197 | case CONFIG_ORIGIN_CMDLINE: |
078fe305 | 1198 | die(_("bad numeric config value '%s' for '%s' in command line %s: %s"), |
8868b1eb | 1199 | value, name, kvi->filename, _(error_type)); |
1b8132d9 | 1200 | default: |
078fe305 | 1201 | die(_("bad numeric config value '%s' for '%s' in %s: %s"), |
8868b1eb | 1202 | value, name, kvi->filename, _(error_type)); |
1b8132d9 | 1203 | } |
c1867cea JK |
1204 | } |
1205 | ||
8868b1eb GC |
1206 | int git_config_int(const char *name, const char *value, |
1207 | const struct key_value_info *kvi) | |
0b87b6e0 | 1208 | { |
42d194e9 JK |
1209 | int ret; |
1210 | if (!git_parse_int(value, &ret)) | |
8868b1eb | 1211 | die_bad_number(name, value, kvi); |
0b87b6e0 BD |
1212 | return ret; |
1213 | } | |
1214 | ||
8868b1eb GC |
1215 | int64_t git_config_int64(const char *name, const char *value, |
1216 | const struct key_value_info *kvi) | |
00160242 JK |
1217 | { |
1218 | int64_t ret; | |
1219 | if (!git_parse_int64(value, &ret)) | |
8868b1eb | 1220 | die_bad_number(name, value, kvi); |
0b87b6e0 BD |
1221 | return ret; |
1222 | } | |
1223 | ||
8868b1eb GC |
1224 | unsigned long git_config_ulong(const char *name, const char *value, |
1225 | const struct key_value_info *kvi) | |
0b87b6e0 BD |
1226 | { |
1227 | unsigned long ret; | |
1228 | if (!git_parse_ulong(value, &ret)) | |
8868b1eb | 1229 | die_bad_number(name, value, kvi); |
0b87b6e0 | 1230 | return ret; |
17712991 LT |
1231 | } |
1232 | ||
8868b1eb GC |
1233 | ssize_t git_config_ssize_t(const char *name, const char *value, |
1234 | const struct key_value_info *kvi) | |
37ee680d DT |
1235 | { |
1236 | ssize_t ret; | |
1237 | if (!git_parse_ssize_t(value, &ret)) | |
8868b1eb | 1238 | die_bad_number(name, value, kvi); |
37ee680d DT |
1239 | return ret; |
1240 | } | |
1241 | ||
844a8ad4 NS |
1242 | static const struct fsync_component_name { |
1243 | const char *name; | |
1244 | enum fsync_component component_bits; | |
1245 | } fsync_component_names[] = { | |
1246 | { "loose-object", FSYNC_COMPONENT_LOOSE_OBJECT }, | |
1247 | { "pack", FSYNC_COMPONENT_PACK }, | |
1248 | { "pack-metadata", FSYNC_COMPONENT_PACK_METADATA }, | |
1249 | { "commit-graph", FSYNC_COMPONENT_COMMIT_GRAPH }, | |
ba95e96d | 1250 | { "index", FSYNC_COMPONENT_INDEX }, |
b9f5d035 | 1251 | { "objects", FSYNC_COMPONENTS_OBJECTS }, |
bc22d845 | 1252 | { "reference", FSYNC_COMPONENT_REFERENCE }, |
b9f5d035 NS |
1253 | { "derived-metadata", FSYNC_COMPONENTS_DERIVED_METADATA }, |
1254 | { "committed", FSYNC_COMPONENTS_COMMITTED }, | |
1255 | { "added", FSYNC_COMPONENTS_ADDED }, | |
1256 | { "all", FSYNC_COMPONENTS_ALL }, | |
844a8ad4 NS |
1257 | }; |
1258 | ||
1259 | static enum fsync_component parse_fsync_components(const char *var, const char *string) | |
1260 | { | |
8a94d833 | 1261 | enum fsync_component current = FSYNC_COMPONENTS_PLATFORM_DEFAULT; |
844a8ad4 NS |
1262 | enum fsync_component positive = 0, negative = 0; |
1263 | ||
1264 | while (string) { | |
1265 | int i; | |
1266 | size_t len; | |
1267 | const char *ep; | |
1268 | int negated = 0; | |
1269 | int found = 0; | |
1270 | ||
1271 | string = string + strspn(string, ", \t\n\r"); | |
1272 | ep = strchrnul(string, ','); | |
1273 | len = ep - string; | |
1274 | if (!strcmp(string, "none")) { | |
1275 | current = FSYNC_COMPONENT_NONE; | |
1276 | goto next_name; | |
1277 | } | |
1278 | ||
1279 | if (*string == '-') { | |
1280 | negated = 1; | |
1281 | string++; | |
1282 | len--; | |
1283 | if (!len) | |
1284 | warning(_("invalid value for variable %s"), var); | |
1285 | } | |
1286 | ||
1287 | if (!len) | |
1288 | break; | |
1289 | ||
1290 | for (i = 0; i < ARRAY_SIZE(fsync_component_names); ++i) { | |
1291 | const struct fsync_component_name *n = &fsync_component_names[i]; | |
1292 | ||
1293 | if (strncmp(n->name, string, len)) | |
1294 | continue; | |
1295 | ||
1296 | found = 1; | |
1297 | if (negated) | |
1298 | negative |= n->component_bits; | |
1299 | else | |
1300 | positive |= n->component_bits; | |
1301 | } | |
1302 | ||
1303 | if (!found) { | |
1304 | char *component = xstrndup(string, len); | |
1305 | warning(_("ignoring unknown core.fsync component '%s'"), component); | |
1306 | free(component); | |
1307 | } | |
1308 | ||
1309 | next_name: | |
1310 | string = ep; | |
1311 | } | |
1312 | ||
1313 | return (current & ~negative) | positive; | |
1314 | } | |
1315 | ||
8868b1eb GC |
1316 | int git_config_bool_or_int(const char *name, const char *value, |
1317 | const struct key_value_info *kvi, int *is_bool) | |
8420ccd8 | 1318 | { |
9be04d64 | 1319 | int v = git_parse_maybe_bool_text(value); |
8420ccd8 JH |
1320 | if (0 <= v) { |
1321 | *is_bool = 1; | |
1322 | return v; | |
1323 | } | |
a53f2ec6 | 1324 | *is_bool = 0; |
8868b1eb | 1325 | return git_config_int(name, value, kvi); |
17712991 LT |
1326 | } |
1327 | ||
a53f2ec6 JH |
1328 | int git_config_bool(const char *name, const char *value) |
1329 | { | |
f276e2a4 AK |
1330 | int v = git_parse_maybe_bool(value); |
1331 | if (v < 0) | |
39e12650 | 1332 | die(_("bad boolean config value '%s' for '%s'"), value, name); |
f276e2a4 | 1333 | return v; |
a53f2ec6 JH |
1334 | } |
1335 | ||
ea5105a5 CC |
1336 | int git_config_string(const char **dest, const char *var, const char *value) |
1337 | { | |
1338 | if (!value) | |
1339 | return config_error_nonbool(var); | |
1340 | *dest = xstrdup(value); | |
1341 | return 0; | |
1342 | } | |
1343 | ||
395de250 MM |
1344 | int git_config_pathname(const char **dest, const char *var, const char *value) |
1345 | { | |
1346 | if (!value) | |
1347 | return config_error_nonbool(var); | |
a03b097d | 1348 | *dest = interpolate_path(value, 0); |
395de250 | 1349 | if (!*dest) |
8262aaa2 | 1350 | die(_("failed to expand user dir in: '%s'"), value); |
395de250 MM |
1351 | return 0; |
1352 | } | |
1353 | ||
5f967424 HM |
1354 | int git_config_expiry_date(timestamp_t *timestamp, const char *var, const char *value) |
1355 | { | |
1356 | if (!value) | |
1357 | return config_error_nonbool(var); | |
1358 | if (parse_expiry_date(value, timestamp)) | |
1359 | return error(_("'%s' for '%s' is not a valid timestamp"), | |
1360 | value, var); | |
1361 | return 0; | |
1362 | } | |
1363 | ||
6d2f9acc TB |
1364 | int git_config_color(char *dest, const char *var, const char *value) |
1365 | { | |
1366 | if (!value) | |
1367 | return config_error_nonbool(var); | |
1368 | if (color_parse(value, dest) < 0) | |
1369 | return -1; | |
1370 | return 0; | |
1371 | } | |
1372 | ||
a4e7e317 GC |
1373 | static int git_default_core_config(const char *var, const char *value, |
1374 | const struct config_context *ctx, void *cb) | |
17712991 LT |
1375 | { |
1376 | /* This needs a better name */ | |
1377 | if (!strcmp(var, "core.filemode")) { | |
1378 | trust_executable_bit = git_config_bool(var, value); | |
1379 | return 0; | |
1380 | } | |
1ce4790b AR |
1381 | if (!strcmp(var, "core.trustctime")) { |
1382 | trust_ctime = git_config_bool(var, value); | |
1383 | return 0; | |
1384 | } | |
c1b5d738 | 1385 | if (!strcmp(var, "core.checkstat")) { |
ba176db5 JK |
1386 | if (!value) |
1387 | return config_error_nonbool(var); | |
c08e4d5b RR |
1388 | if (!strcasecmp(value, "default")) |
1389 | check_stat = 1; | |
1390 | else if (!strcasecmp(value, "minimal")) | |
1391 | check_stat = 0; | |
41f98fae JK |
1392 | else |
1393 | return error(_("invalid value for '%s': '%s'"), | |
1394 | var, value); | |
c08e4d5b | 1395 | } |
17712991 | 1396 | |
9378c161 JH |
1397 | if (!strcmp(var, "core.quotepath")) { |
1398 | quote_path_fully = git_config_bool(var, value); | |
1399 | return 0; | |
1400 | } | |
1401 | ||
78a8d641 JS |
1402 | if (!strcmp(var, "core.symlinks")) { |
1403 | has_symlinks = git_config_bool(var, value); | |
1404 | return 0; | |
1405 | } | |
1406 | ||
0a9b88b7 LT |
1407 | if (!strcmp(var, "core.ignorecase")) { |
1408 | ignore_case = git_config_bool(var, value); | |
1409 | return 0; | |
1410 | } | |
1411 | ||
64589a03 JH |
1412 | if (!strcmp(var, "core.attributesfile")) |
1413 | return git_config_pathname(&git_attributes_file, var, value); | |
1414 | ||
867ad08a ÆAB |
1415 | if (!strcmp(var, "core.hookspath")) |
1416 | return git_config_pathname(&git_hooks_path, var, value); | |
1417 | ||
7d1864ce JH |
1418 | if (!strcmp(var, "core.bare")) { |
1419 | is_bare_repository_cfg = git_config_bool(var, value); | |
1420 | return 0; | |
1421 | } | |
1422 | ||
5f73076c JH |
1423 | if (!strcmp(var, "core.ignorestat")) { |
1424 | assume_unchanged = git_config_bool(var, value); | |
1425 | return 0; | |
1426 | } | |
1427 | ||
e388c738 JH |
1428 | if (!strcmp(var, "core.prefersymlinkrefs")) { |
1429 | prefer_symlink_refs = git_config_bool(var, value); | |
f8348be3 JS |
1430 | return 0; |
1431 | } | |
1432 | ||
6de08ae6 | 1433 | if (!strcmp(var, "core.logallrefupdates")) { |
341fb286 CW |
1434 | if (value && !strcasecmp(value, "always")) |
1435 | log_all_ref_updates = LOG_REFS_ALWAYS; | |
1436 | else if (git_config_bool(var, value)) | |
1437 | log_all_ref_updates = LOG_REFS_NORMAL; | |
1438 | else | |
1439 | log_all_ref_updates = LOG_REFS_NONE; | |
6de08ae6 SP |
1440 | return 0; |
1441 | } | |
1442 | ||
2f8acdb3 JH |
1443 | if (!strcmp(var, "core.warnambiguousrefs")) { |
1444 | warn_ambiguous_refs = git_config_bool(var, value); | |
1445 | return 0; | |
1446 | } | |
1447 | ||
a71f09fe | 1448 | if (!strcmp(var, "core.abbrev")) { |
48d5014d JH |
1449 | if (!value) |
1450 | return config_error_nonbool(var); | |
1451 | if (!strcasecmp(value, "auto")) | |
1452 | default_abbrev = -1; | |
a9ecaa06 EW |
1453 | else if (!git_parse_maybe_bool_text(value)) |
1454 | default_abbrev = the_hash_algo->hexsz; | |
48d5014d | 1455 | else { |
8868b1eb | 1456 | int abbrev = git_config_int(var, value, ctx->kvi); |
fe9fec45 | 1457 | if (abbrev < minimum_abbrev || abbrev > the_hash_algo->hexsz) |
a769bfc7 | 1458 | return error(_("abbrev length out of range: %d"), abbrev); |
48d5014d JH |
1459 | default_abbrev = abbrev; |
1460 | } | |
dce96489 LT |
1461 | return 0; |
1462 | } | |
1463 | ||
5b33cb1f JK |
1464 | if (!strcmp(var, "core.disambiguate")) |
1465 | return set_disambiguate_hint_config(var, value); | |
1466 | ||
960ccca6 | 1467 | if (!strcmp(var, "core.loosecompression")) { |
8868b1eb | 1468 | int level = git_config_int(var, value, ctx->kvi); |
12f6c308 JBH |
1469 | if (level == -1) |
1470 | level = Z_DEFAULT_COMPRESSION; | |
1471 | else if (level < 0 || level > Z_BEST_COMPRESSION) | |
8262aaa2 | 1472 | die(_("bad zlib compression level %d"), level); |
12f6c308 | 1473 | zlib_compression_level = level; |
960ccca6 DH |
1474 | zlib_compression_seen = 1; |
1475 | return 0; | |
1476 | } | |
1477 | ||
1478 | if (!strcmp(var, "core.compression")) { | |
8868b1eb | 1479 | int level = git_config_int(var, value, ctx->kvi); |
960ccca6 DH |
1480 | if (level == -1) |
1481 | level = Z_DEFAULT_COMPRESSION; | |
1482 | else if (level < 0 || level > Z_BEST_COMPRESSION) | |
8262aaa2 | 1483 | die(_("bad zlib compression level %d"), level); |
960ccca6 DH |
1484 | if (!zlib_compression_seen) |
1485 | zlib_compression_level = level; | |
8de7eeb5 JH |
1486 | if (!pack_compression_seen) |
1487 | pack_compression_level = level; | |
12f6c308 JBH |
1488 | return 0; |
1489 | } | |
1490 | ||
60bb8b14 | 1491 | if (!strcmp(var, "core.packedgitwindowsize")) { |
5faaf246 | 1492 | int pgsz_x2 = getpagesize() * 2; |
8868b1eb | 1493 | packed_git_window_size = git_config_ulong(var, value, ctx->kvi); |
5faaf246 JH |
1494 | |
1495 | /* This value must be multiple of (pagesize * 2) */ | |
1496 | packed_git_window_size /= pgsz_x2; | |
1497 | if (packed_git_window_size < 1) | |
1498 | packed_git_window_size = 1; | |
1499 | packed_git_window_size *= pgsz_x2; | |
60bb8b14 SP |
1500 | return 0; |
1501 | } | |
1502 | ||
15366280 | 1503 | if (!strcmp(var, "core.bigfilethreshold")) { |
8868b1eb | 1504 | big_file_threshold = git_config_ulong(var, value, ctx->kvi); |
15366280 JH |
1505 | return 0; |
1506 | } | |
1507 | ||
77ccc5bb | 1508 | if (!strcmp(var, "core.packedgitlimit")) { |
8868b1eb | 1509 | packed_git_limit = git_config_ulong(var, value, ctx->kvi); |
77ccc5bb SP |
1510 | return 0; |
1511 | } | |
1512 | ||
18bdec11 | 1513 | if (!strcmp(var, "core.deltabasecachelimit")) { |
8868b1eb | 1514 | delta_base_cache_limit = git_config_ulong(var, value, ctx->kvi); |
18bdec11 SP |
1515 | return 0; |
1516 | } | |
1517 | ||
6c510bee | 1518 | if (!strcmp(var, "core.autocrlf")) { |
d7f46334 | 1519 | if (value && !strcasecmp(value, "input")) { |
fd6cce9e | 1520 | auto_crlf = AUTO_CRLF_INPUT; |
d7f46334 LT |
1521 | return 0; |
1522 | } | |
6c510bee LT |
1523 | auto_crlf = git_config_bool(var, value); |
1524 | return 0; | |
1525 | } | |
1526 | ||
21e5ad50 | 1527 | if (!strcmp(var, "core.safecrlf")) { |
8462ff43 | 1528 | int eol_rndtrp_die; |
21e5ad50 | 1529 | if (value && !strcasecmp(value, "warn")) { |
8462ff43 | 1530 | global_conv_flags_eol = CONV_EOL_RNDTRP_WARN; |
21e5ad50 SP |
1531 | return 0; |
1532 | } | |
8462ff43 TB |
1533 | eol_rndtrp_die = git_config_bool(var, value); |
1534 | global_conv_flags_eol = eol_rndtrp_die ? | |
6cb09125 | 1535 | CONV_EOL_RNDTRP_DIE : 0; |
21e5ad50 SP |
1536 | return 0; |
1537 | } | |
1538 | ||
942e7747 EB |
1539 | if (!strcmp(var, "core.eol")) { |
1540 | if (value && !strcasecmp(value, "lf")) | |
ec70f52f | 1541 | core_eol = EOL_LF; |
942e7747 | 1542 | else if (value && !strcasecmp(value, "crlf")) |
ec70f52f | 1543 | core_eol = EOL_CRLF; |
942e7747 | 1544 | else if (value && !strcasecmp(value, "native")) |
ec70f52f | 1545 | core_eol = EOL_NATIVE; |
942e7747 | 1546 | else |
ec70f52f | 1547 | core_eol = EOL_UNSET; |
942e7747 EB |
1548 | return 0; |
1549 | } | |
1550 | ||
be6bc048 JK |
1551 | if (!strcmp(var, "core.checkroundtripencoding")) |
1552 | return git_config_string(&check_roundtrip_encoding, var, value); | |
e92d6225 | 1553 | |
a97a7468 | 1554 | if (!strcmp(var, "core.notesref")) { |
ba176db5 JK |
1555 | if (!value) |
1556 | return config_error_nonbool(var); | |
a97a7468 JS |
1557 | notes_ref_name = xstrdup(value); |
1558 | return 0; | |
1559 | } | |
1560 | ||
806e2ad7 LT |
1561 | if (!strcmp(var, "core.editor")) |
1562 | return git_config_string(&editor_program, var, value); | |
1563 | ||
eff80a9f | 1564 | if (!strcmp(var, "core.commentchar")) { |
649409b7 JK |
1565 | if (!value) |
1566 | return config_error_nonbool(var); | |
ad524f83 | 1567 | else if (!strcasecmp(value, "auto")) |
84c9dc2c | 1568 | auto_comment_line_char = 1; |
ad524f83 | 1569 | else if (value[0] && !value[1]) { |
649409b7 | 1570 | comment_line_char = value[0]; |
84c9dc2c | 1571 | auto_comment_line_char = 0; |
50b54fd7 | 1572 | } else |
d3b3419f | 1573 | return error(_("core.commentChar should only be one ASCII character")); |
50b54fd7 | 1574 | return 0; |
eff80a9f JH |
1575 | } |
1576 | ||
d3e7da89 AK |
1577 | if (!strcmp(var, "core.askpass")) |
1578 | return git_config_string(&askpass_program, var, value); | |
1579 | ||
806e2ad7 | 1580 | if (!strcmp(var, "core.excludesfile")) |
395de250 | 1581 | return git_config_pathname(&excludes_file, var, value); |
806e2ad7 LT |
1582 | |
1583 | if (!strcmp(var, "core.whitespace")) { | |
1584 | if (!value) | |
1585 | return config_error_nonbool(var); | |
1586 | whitespace_rule_cfg = parse_whitespace_rule(value); | |
1587 | return 0; | |
1588 | } | |
1589 | ||
844a8ad4 NS |
1590 | if (!strcmp(var, "core.fsync")) { |
1591 | if (!value) | |
1592 | return config_error_nonbool(var); | |
1593 | fsync_components = parse_fsync_components(var, value); | |
1594 | return 0; | |
1595 | } | |
1596 | ||
abf38abe NS |
1597 | if (!strcmp(var, "core.fsyncmethod")) { |
1598 | if (!value) | |
1599 | return config_error_nonbool(var); | |
1600 | if (!strcmp(value, "fsync")) | |
1601 | fsync_method = FSYNC_METHOD_FSYNC; | |
1602 | else if (!strcmp(value, "writeout-only")) | |
1603 | fsync_method = FSYNC_METHOD_WRITEOUT_ONLY; | |
c0f4752e NS |
1604 | else if (!strcmp(value, "batch")) |
1605 | fsync_method = FSYNC_METHOD_BATCH; | |
abf38abe NS |
1606 | else |
1607 | warning(_("ignoring unknown core.fsyncMethod value '%s'"), value); | |
1608 | ||
1609 | } | |
1610 | ||
aafe9fba | 1611 | if (!strcmp(var, "core.fsyncobjectfiles")) { |
844a8ad4 | 1612 | if (fsync_object_files < 0) |
f12f3b98 | 1613 | warning(_("core.fsyncObjectFiles is deprecated; use core.fsync instead")); |
aafe9fba LT |
1614 | fsync_object_files = git_config_bool(var, value); |
1615 | return 0; | |
1616 | } | |
1617 | ||
671c9b7e LT |
1618 | if (!strcmp(var, "core.preloadindex")) { |
1619 | core_preload_index = git_config_bool(var, value); | |
1620 | return 0; | |
1621 | } | |
1622 | ||
348df166 | 1623 | if (!strcmp(var, "core.createobject")) { |
ba176db5 JK |
1624 | if (!value) |
1625 | return config_error_nonbool(var); | |
348df166 JS |
1626 | if (!strcmp(value, "rename")) |
1627 | object_creation_mode = OBJECT_CREATION_USES_RENAMES; | |
1628 | else if (!strcmp(value, "link")) | |
1629 | object_creation_mode = OBJECT_CREATION_USES_HARDLINKS; | |
1630 | else | |
8262aaa2 | 1631 | die(_("invalid mode for object creation: %s"), value); |
be66a6c4 JS |
1632 | return 0; |
1633 | } | |
1634 | ||
08aefc9e NTND |
1635 | if (!strcmp(var, "core.sparsecheckout")) { |
1636 | core_apply_sparse_checkout = git_config_bool(var, value); | |
1637 | return 0; | |
1638 | } | |
1639 | ||
879321eb DS |
1640 | if (!strcmp(var, "core.sparsecheckoutcone")) { |
1641 | core_sparse_checkout_cone = git_config_bool(var, value); | |
1642 | return 0; | |
1643 | } | |
1644 | ||
76759c7d TB |
1645 | if (!strcmp(var, "core.precomposeunicode")) { |
1646 | precomposed_unicode = git_config_bool(var, value); | |
1647 | return 0; | |
1648 | } | |
1649 | ||
a42643aa JK |
1650 | if (!strcmp(var, "core.protecthfs")) { |
1651 | protect_hfs = git_config_bool(var, value); | |
1652 | return 0; | |
1653 | } | |
1654 | ||
2b4c6efc JS |
1655 | if (!strcmp(var, "core.protectntfs")) { |
1656 | protect_ntfs = git_config_bool(var, value); | |
1657 | return 0; | |
76759c7d TB |
1658 | } |
1659 | ||
be20128b JK |
1660 | if (!strcmp(var, "core.maxtreedepth")) { |
1661 | max_allowed_tree_depth = git_config_int(var, value, ctx->kvi); | |
1662 | return 0; | |
1663 | } | |
1664 | ||
806e2ad7 | 1665 | /* Add other config variables here and to Documentation/config.txt. */ |
a4e7e317 | 1666 | return platform_core_config(var, value, ctx, cb); |
806e2ad7 LT |
1667 | } |
1668 | ||
ecc7c884 EN |
1669 | static int git_default_sparse_config(const char *var, const char *value) |
1670 | { | |
1671 | if (!strcmp(var, "sparse.expectfilesoutsideofpatterns")) { | |
1672 | sparse_expect_files_outside_of_patterns = git_config_bool(var, value); | |
1673 | return 0; | |
1674 | } | |
1675 | ||
1676 | /* Add other config variables here and to Documentation/config/sparse.txt. */ | |
1677 | return 0; | |
1678 | } | |
1679 | ||
1141f492 | 1680 | static int git_default_i18n_config(const char *var, const char *value) |
d1364529 | 1681 | { |
ea5105a5 CC |
1682 | if (!strcmp(var, "i18n.commitencoding")) |
1683 | return git_config_string(&git_commit_encoding, var, value); | |
d2c11a38 | 1684 | |
ea5105a5 CC |
1685 | if (!strcmp(var, "i18n.logoutputencoding")) |
1686 | return git_config_string(&git_log_output_encoding, var, value); | |
d2c11a38 | 1687 | |
1141f492 LT |
1688 | /* Add other config variables here and to Documentation/config.txt. */ |
1689 | return 0; | |
1690 | } | |
039bc64e | 1691 | |
1141f492 LT |
1692 | static int git_default_branch_config(const char *var, const char *value) |
1693 | { | |
9ed36cfa | 1694 | if (!strcmp(var, "branch.autosetupmerge")) { |
44f14a9d | 1695 | if (value && !strcmp(value, "always")) { |
9ed36cfa JS |
1696 | git_branch_track = BRANCH_TRACK_ALWAYS; |
1697 | return 0; | |
d3115660 JS |
1698 | } else if (value && !strcmp(value, "inherit")) { |
1699 | git_branch_track = BRANCH_TRACK_INHERIT; | |
1700 | return 0; | |
bdaf1dfa TK |
1701 | } else if (value && !strcmp(value, "simple")) { |
1702 | git_branch_track = BRANCH_TRACK_SIMPLE; | |
1703 | return 0; | |
9ed36cfa JS |
1704 | } |
1705 | git_branch_track = git_config_bool(var, value); | |
1706 | return 0; | |
1707 | } | |
c998ae9b DS |
1708 | if (!strcmp(var, "branch.autosetuprebase")) { |
1709 | if (!value) | |
1710 | return config_error_nonbool(var); | |
1711 | else if (!strcmp(value, "never")) | |
1712 | autorebase = AUTOREBASE_NEVER; | |
1713 | else if (!strcmp(value, "local")) | |
1714 | autorebase = AUTOREBASE_LOCAL; | |
1715 | else if (!strcmp(value, "remote")) | |
1716 | autorebase = AUTOREBASE_REMOTE; | |
1717 | else if (!strcmp(value, "always")) | |
1718 | autorebase = AUTOREBASE_ALWAYS; | |
1719 | else | |
a769bfc7 | 1720 | return error(_("malformed value for %s"), var); |
c998ae9b DS |
1721 | return 0; |
1722 | } | |
a9cc857a | 1723 | |
1ab661dd | 1724 | /* Add other config variables here and to Documentation/config.txt. */ |
17712991 LT |
1725 | return 0; |
1726 | } | |
1727 | ||
52153747 FAG |
1728 | static int git_default_push_config(const char *var, const char *value) |
1729 | { | |
1730 | if (!strcmp(var, "push.default")) { | |
1731 | if (!value) | |
1732 | return config_error_nonbool(var); | |
1733 | else if (!strcmp(value, "nothing")) | |
1734 | push_default = PUSH_DEFAULT_NOTHING; | |
1735 | else if (!strcmp(value, "matching")) | |
1736 | push_default = PUSH_DEFAULT_MATCHING; | |
b55e6775 MM |
1737 | else if (!strcmp(value, "simple")) |
1738 | push_default = PUSH_DEFAULT_SIMPLE; | |
53c40311 JH |
1739 | else if (!strcmp(value, "upstream")) |
1740 | push_default = PUSH_DEFAULT_UPSTREAM; | |
1741 | else if (!strcmp(value, "tracking")) /* deprecated */ | |
1742 | push_default = PUSH_DEFAULT_UPSTREAM; | |
52153747 FAG |
1743 | else if (!strcmp(value, "current")) |
1744 | push_default = PUSH_DEFAULT_CURRENT; | |
1745 | else { | |
a769bfc7 NTND |
1746 | error(_("malformed value for %s: %s"), var, value); |
1747 | return error(_("must be one of nothing, matching, simple, " | |
1748 | "upstream or current")); | |
52153747 FAG |
1749 | } |
1750 | return 0; | |
1751 | } | |
1752 | ||
1753 | /* Add other config variables here and to Documentation/config.txt. */ | |
1754 | return 0; | |
1755 | } | |
1756 | ||
d551a488 MSO |
1757 | static int git_default_mailmap_config(const char *var, const char *value) |
1758 | { | |
1759 | if (!strcmp(var, "mailmap.file")) | |
9352fd57 | 1760 | return git_config_pathname(&git_mailmap_file, var, value); |
08610900 JK |
1761 | if (!strcmp(var, "mailmap.blob")) |
1762 | return git_config_string(&git_mailmap_blob, var, value); | |
d551a488 MSO |
1763 | |
1764 | /* Add other config variables here and to Documentation/config.txt. */ | |
1765 | return 0; | |
1766 | } | |
1767 | ||
9f9c40cf JC |
1768 | static int git_default_attr_config(const char *var, const char *value) |
1769 | { | |
1770 | if (!strcmp(var, "attr.tree")) | |
1771 | return git_config_string(&git_attr_tree, var, value); | |
1772 | ||
1773 | /* | |
1774 | * Add other attribute related config variables here and to | |
1775 | * Documentation/config/attr.txt. | |
1776 | */ | |
1777 | return 0; | |
1778 | } | |
1779 | ||
a4e7e317 GC |
1780 | int git_default_config(const char *var, const char *value, |
1781 | const struct config_context *ctx, void *cb) | |
1141f492 | 1782 | { |
59556548 | 1783 | if (starts_with(var, "core.")) |
a4e7e317 | 1784 | return git_default_core_config(var, value, ctx, cb); |
1141f492 | 1785 | |
39ab4d09 WH |
1786 | if (starts_with(var, "user.") || |
1787 | starts_with(var, "author.") || | |
1788 | starts_with(var, "committer.")) | |
a4e7e317 | 1789 | return git_ident_config(var, value, ctx, cb); |
1141f492 | 1790 | |
59556548 | 1791 | if (starts_with(var, "i18n.")) |
1141f492 LT |
1792 | return git_default_i18n_config(var, value); |
1793 | ||
59556548 | 1794 | if (starts_with(var, "branch.")) |
1141f492 LT |
1795 | return git_default_branch_config(var, value); |
1796 | ||
59556548 | 1797 | if (starts_with(var, "push.")) |
52153747 FAG |
1798 | return git_default_push_config(var, value); |
1799 | ||
59556548 | 1800 | if (starts_with(var, "mailmap.")) |
d551a488 MSO |
1801 | return git_default_mailmap_config(var, value); |
1802 | ||
9f9c40cf JC |
1803 | if (starts_with(var, "attr.")) |
1804 | return git_default_attr_config(var, value); | |
1805 | ||
960786e7 | 1806 | if (starts_with(var, "advice.") || starts_with(var, "color.advice")) |
75194438 JK |
1807 | return git_default_advice_config(var, value); |
1808 | ||
1141f492 LT |
1809 | if (!strcmp(var, "pager.color") || !strcmp(var, "color.pager")) { |
1810 | pager_use_color = git_config_bool(var,value); | |
1811 | return 0; | |
1812 | } | |
1813 | ||
568508e7 | 1814 | if (!strcmp(var, "pack.packsizelimit")) { |
8868b1eb | 1815 | pack_size_limit_cfg = git_config_ulong(var, value, ctx->kvi); |
568508e7 JH |
1816 | return 0; |
1817 | } | |
8de7eeb5 JH |
1818 | |
1819 | if (!strcmp(var, "pack.compression")) { | |
8868b1eb | 1820 | int level = git_config_int(var, value, ctx->kvi); |
8de7eeb5 JH |
1821 | if (level == -1) |
1822 | level = Z_DEFAULT_COMPRESSION; | |
1823 | else if (level < 0 || level > Z_BEST_COMPRESSION) | |
1824 | die(_("bad pack compression level %d"), level); | |
1825 | pack_compression_level = level; | |
1826 | pack_compression_seen = 1; | |
1827 | return 0; | |
1828 | } | |
1829 | ||
ecc7c884 EN |
1830 | if (starts_with(var, "sparse.")) |
1831 | return git_default_sparse_config(var, value); | |
1832 | ||
1141f492 LT |
1833 | /* Add other config variables here and to Documentation/config.txt. */ |
1834 | return 0; | |
1835 | } | |
1836 | ||
ca4b5de2 | 1837 | /* |
b2dc0945 | 1838 | * All source specific fields in the union, die_on_error, name and the callbacks |
4d8dd149 | 1839 | * fgetc, ungetc, ftell of top need to be initialized before calling |
ca4b5de2 HV |
1840 | * this function. |
1841 | */ | |
6e8e7981 | 1842 | static int do_config_from(struct config_source *top, config_fn_t fn, |
809d8680 | 1843 | void *data, enum config_scope scope, |
8032cc44 | 1844 | const struct config_options *opts) |
ca4b5de2 | 1845 | { |
809d8680 | 1846 | struct key_value_info kvi = KVI_INIT; |
ca4b5de2 HV |
1847 | int ret; |
1848 | ||
1849 | /* push config-file parsing state stack */ | |
ca4b5de2 HV |
1850 | top->linenr = 1; |
1851 | top->eof = 0; | |
348482de | 1852 | top->total_len = 0; |
ca4b5de2 HV |
1853 | strbuf_init(&top->value, 1024); |
1854 | strbuf_init(&top->var, 1024); | |
809d8680 | 1855 | kvi_from_source(top, scope, &kvi); |
ca4b5de2 | 1856 | |
809d8680 | 1857 | ret = git_parse_source(top, fn, &kvi, data, opts); |
ca4b5de2 | 1858 | |
ca4b5de2 HV |
1859 | strbuf_release(&top->value); |
1860 | strbuf_release(&top->var); | |
ca4b5de2 HV |
1861 | |
1862 | return ret; | |
1863 | } | |
1864 | ||
6e8e7981 | 1865 | static int do_config_from_file(config_fn_t fn, |
0c602851 GC |
1866 | const enum config_origin_type origin_type, |
1867 | const char *name, const char *path, FILE *f, | |
809d8680 GC |
1868 | void *data, enum config_scope scope, |
1869 | const struct config_options *opts) | |
17712991 | 1870 | { |
c009bc89 | 1871 | struct config_source top = CONFIG_SOURCE_INIT; |
05e293c1 | 1872 | int ret; |
17712991 | 1873 | |
3caec73b | 1874 | top.u.file = f; |
473166b9 | 1875 | top.origin_type = origin_type; |
3caec73b KS |
1876 | top.name = name; |
1877 | top.path = path; | |
66f97228 | 1878 | top.default_error_action = CONFIG_ERROR_DIE; |
3caec73b KS |
1879 | top.do_fgetc = config_file_fgetc; |
1880 | top.do_ungetc = config_file_ungetc; | |
1881 | top.do_ftell = config_file_ftell; | |
924aaf3e | 1882 | |
05e293c1 | 1883 | flockfile(f); |
6e8e7981 | 1884 | ret = do_config_from(&top, fn, data, scope, opts); |
05e293c1 JK |
1885 | funlockfile(f); |
1886 | return ret; | |
3caec73b | 1887 | } |
924aaf3e | 1888 | |
809d8680 GC |
1889 | static int git_config_from_stdin(config_fn_t fn, void *data, |
1890 | enum config_scope scope) | |
3caec73b | 1891 | { |
6e8e7981 GC |
1892 | return do_config_from_file(fn, CONFIG_ORIGIN_STDIN, "", NULL, stdin, |
1893 | data, scope, NULL); | |
3caec73b KS |
1894 | } |
1895 | ||
8032cc44 | 1896 | int git_config_from_file_with_options(config_fn_t fn, const char *filename, |
809d8680 | 1897 | void *data, enum config_scope scope, |
8032cc44 | 1898 | const struct config_options *opts) |
3caec73b KS |
1899 | { |
1900 | int ret = -1; | |
1901 | FILE *f; | |
924aaf3e | 1902 | |
776f1848 GC |
1903 | if (!filename) |
1904 | BUG("filename cannot be NULL"); | |
e9d983f1 | 1905 | f = fopen_or_warn(filename, "r"); |
3caec73b | 1906 | if (f) { |
6e8e7981 GC |
1907 | ret = do_config_from_file(fn, CONFIG_ORIGIN_FILE, filename, |
1908 | filename, f, data, scope, opts); | |
17712991 LT |
1909 | fclose(f); |
1910 | } | |
1911 | return ret; | |
1912 | } | |
10bea152 | 1913 | |
8032cc44 JS |
1914 | int git_config_from_file(config_fn_t fn, const char *filename, void *data) |
1915 | { | |
809d8680 GC |
1916 | return git_config_from_file_with_options(fn, filename, data, |
1917 | CONFIG_SCOPE_UNKNOWN, NULL); | |
8032cc44 JS |
1918 | } |
1919 | ||
4574f1aa JK |
1920 | int git_config_from_mem(config_fn_t fn, |
1921 | const enum config_origin_type origin_type, | |
1922 | const char *name, const char *buf, size_t len, | |
809d8680 GC |
1923 | void *data, enum config_scope scope, |
1924 | const struct config_options *opts) | |
1bc88819 | 1925 | { |
c009bc89 | 1926 | struct config_source top = CONFIG_SOURCE_INIT; |
1bc88819 HV |
1927 | |
1928 | top.u.buf.buf = buf; | |
1929 | top.u.buf.len = len; | |
1930 | top.u.buf.pos = 0; | |
473166b9 | 1931 | top.origin_type = origin_type; |
1bc88819 | 1932 | top.name = name; |
d14d4244 | 1933 | top.path = NULL; |
66f97228 | 1934 | top.default_error_action = CONFIG_ERROR_ERROR; |
49d6cfa5 JK |
1935 | top.do_fgetc = config_buf_fgetc; |
1936 | top.do_ungetc = config_buf_ungetc; | |
1937 | top.do_ftell = config_buf_ftell; | |
1bc88819 | 1938 | |
6e8e7981 | 1939 | return do_config_from(&top, fn, data, scope, opts); |
1bc88819 HV |
1940 | } |
1941 | ||
cd73de47 | 1942 | int git_config_from_blob_oid(config_fn_t fn, |
9ebf689a | 1943 | const char *name, |
e3e8bf04 | 1944 | struct repository *repo, |
cd73de47 | 1945 | const struct object_id *oid, |
809d8680 GC |
1946 | void *data, |
1947 | enum config_scope scope) | |
1bc88819 HV |
1948 | { |
1949 | enum object_type type; | |
1950 | char *buf; | |
1951 | unsigned long size; | |
1952 | int ret; | |
1953 | ||
e3e8bf04 | 1954 | buf = repo_read_object_file(repo, oid, &type, &size); |
1bc88819 | 1955 | if (!buf) |
a769bfc7 | 1956 | return error(_("unable to load config blob object '%s'"), name); |
1bc88819 HV |
1957 | if (type != OBJ_BLOB) { |
1958 | free(buf); | |
a769bfc7 | 1959 | return error(_("reference '%s' does not point to a blob"), name); |
1bc88819 HV |
1960 | } |
1961 | ||
4574f1aa | 1962 | ret = git_config_from_mem(fn, CONFIG_ORIGIN_BLOB, name, buf, size, |
809d8680 | 1963 | data, scope, NULL); |
1bc88819 HV |
1964 | free(buf); |
1965 | ||
1966 | return ret; | |
1967 | } | |
1968 | ||
1969 | static int git_config_from_blob_ref(config_fn_t fn, | |
e3e8bf04 | 1970 | struct repository *repo, |
1bc88819 | 1971 | const char *name, |
809d8680 GC |
1972 | void *data, |
1973 | enum config_scope scope) | |
1bc88819 | 1974 | { |
cd73de47 | 1975 | struct object_id oid; |
1bc88819 | 1976 | |
e3e8bf04 | 1977 | if (repo_get_oid(repo, name, &oid) < 0) |
a769bfc7 | 1978 | return error(_("unable to resolve config blob '%s'"), name); |
809d8680 | 1979 | return git_config_from_blob_oid(fn, name, repo, &oid, data, scope); |
1bc88819 HV |
1980 | } |
1981 | ||
c62a999c | 1982 | char *git_system_config(void) |
506b17b1 | 1983 | { |
4179b489 | 1984 | char *system_config = xstrdup_or_null(getenv("GIT_CONFIG_SYSTEM")); |
e3553076 JS |
1985 | if (!system_config) |
1986 | system_config = system_path(ETC_GITCONFIG); | |
1987 | normalize_path_copy(system_config, system_config); | |
1988 | return system_config; | |
506b17b1 JS |
1989 | } |
1990 | ||
4179b489 | 1991 | void git_global_config(char **user_out, char **xdg_out) |
1e06eb9b | 1992 | { |
4179b489 PS |
1993 | char *user_config = xstrdup_or_null(getenv("GIT_CONFIG_GLOBAL")); |
1994 | char *xdg_config = NULL; | |
1995 | ||
1996 | if (!user_config) { | |
a03b097d | 1997 | user_config = interpolate_path("~/.gitconfig", 0); |
4179b489 PS |
1998 | xdg_config = xdg_config_home("config"); |
1999 | } | |
2000 | ||
2001 | *user_out = user_config; | |
2002 | *xdg_out = xdg_config; | |
506b17b1 JS |
2003 | } |
2004 | ||
ab88c363 JK |
2005 | int git_config_system(void) |
2006 | { | |
2007 | return !git_env_bool("GIT_CONFIG_NOSYSTEM", 0); | |
2008 | } | |
2009 | ||
6e8e7981 | 2010 | static int do_git_config_sequence(const struct config_options *opts, |
3867f6d6 | 2011 | const struct repository *repo, |
e145a0bc | 2012 | config_fn_t fn, void *data) |
4f629539 | 2013 | { |
c72ee44b | 2014 | int ret = 0; |
c62a999c | 2015 | char *system_config = git_system_config(); |
1e06eb9b PS |
2016 | char *xdg_config = NULL; |
2017 | char *user_config = NULL; | |
e145a0bc | 2018 | char *repo_config; |
847d0027 | 2019 | char *worktree_config; |
e145a0bc | 2020 | |
847d0027 VD |
2021 | /* |
2022 | * Ensure that either: | |
2023 | * - the git_dir and commondir are both set, or | |
2024 | * - the git_dir and commondir are both NULL | |
2025 | */ | |
2026 | if (!opts->git_dir != !opts->commondir) | |
2027 | BUG("only one of commondir and git_dir is non-NULL"); | |
2028 | ||
2029 | if (opts->commondir) { | |
a577fb5f | 2030 | repo_config = mkpathdup("%s/config", opts->commondir); |
847d0027 VD |
2031 | worktree_config = mkpathdup("%s/config.worktree", opts->git_dir); |
2032 | } else { | |
e145a0bc | 2033 | repo_config = NULL; |
847d0027 VD |
2034 | worktree_config = NULL; |
2035 | } | |
5f1a63e0 | 2036 | |
c62a999c PS |
2037 | if (git_config_system() && system_config && |
2038 | !access_or_die(system_config, R_OK, | |
2039 | opts->system_gently ? ACCESS_EACCES_OK : 0)) | |
809d8680 GC |
2040 | ret += git_config_from_file_with_options(fn, system_config, |
2041 | data, CONFIG_SCOPE_SYSTEM, | |
2042 | NULL); | |
5f1a63e0 | 2043 | |
1e06eb9b PS |
2044 | git_global_config(&user_config, &xdg_config); |
2045 | ||
c72ee44b | 2046 | if (xdg_config && !access_or_die(xdg_config, R_OK, ACCESS_EACCES_OK)) |
809d8680 GC |
2047 | ret += git_config_from_file_with_options(fn, xdg_config, data, |
2048 | CONFIG_SCOPE_GLOBAL, NULL); | |
21cf3227 | 2049 | |
c72ee44b | 2050 | if (user_config && !access_or_die(user_config, R_OK, ACCESS_EACCES_OK)) |
809d8680 GC |
2051 | ret += git_config_from_file_with_options(fn, user_config, data, |
2052 | CONFIG_SCOPE_GLOBAL, NULL); | |
5f1a63e0 | 2053 | |
800a7f99 JH |
2054 | if (!opts->ignore_repo && repo_config && |
2055 | !access_or_die(repo_config, R_OK, 0)) | |
809d8680 GC |
2056 | ret += git_config_from_file_with_options(fn, repo_config, data, |
2057 | CONFIG_SCOPE_LOCAL, NULL); | |
8b1fa778 | 2058 | |
847d0027 | 2059 | if (!opts->ignore_worktree && worktree_config && |
3867f6d6 | 2060 | repo && repo->repository_format_worktree_config && |
847d0027 | 2061 | !access_or_die(worktree_config, R_OK, 0)) { |
809d8680 GC |
2062 | ret += git_config_from_file_with_options(fn, worktree_config, data, |
2063 | CONFIG_SCOPE_WORKTREE, | |
2064 | NULL); | |
58b284a2 NTND |
2065 | } |
2066 | ||
800a7f99 | 2067 | if (!opts->ignore_cmdline && git_config_from_parameters(fn, data) < 0) |
8262aaa2 | 2068 | die(_("unable to parse command-line config")); |
8b1fa778 | 2069 | |
c62a999c | 2070 | free(system_config); |
21cf3227 HKNN |
2071 | free(xdg_config); |
2072 | free(user_config); | |
80181868 | 2073 | free(repo_config); |
847d0027 | 2074 | free(worktree_config); |
c72ee44b | 2075 | return ret; |
4f629539 JH |
2076 | } |
2077 | ||
dc8441fd BW |
2078 | int config_with_options(config_fn_t fn, void *data, |
2079 | struct git_config_source *config_source, | |
9b6b06c1 | 2080 | struct repository *repo, |
dc8441fd | 2081 | const struct config_options *opts) |
dbdf5854 | 2082 | { |
9b25a0b5 | 2083 | struct config_include_data inc = CONFIG_INCLUDE_INIT; |
399b1984 | 2084 | int ret; |
9b25a0b5 | 2085 | |
c48f4b37 | 2086 | if (opts->respect_includes) { |
9b25a0b5 JK |
2087 | inc.fn = fn; |
2088 | inc.data = data; | |
c48f4b37 | 2089 | inc.opts = opts; |
9b6b06c1 | 2090 | inc.repo = repo; |
399b1984 | 2091 | inc.config_source = config_source; |
9b25a0b5 JK |
2092 | fn = git_config_include; |
2093 | data = &inc; | |
2094 | } | |
dbdf5854 | 2095 | |
c9b5e2a5 JK |
2096 | /* |
2097 | * If we have a specific filename, use it. Otherwise, follow the | |
2098 | * regular lookup sequence. | |
2099 | */ | |
e3e8bf04 | 2100 | if (config_source && config_source->use_stdin) { |
809d8680 | 2101 | ret = git_config_from_stdin(fn, data, config_source->scope); |
e3e8bf04 | 2102 | } else if (config_source && config_source->file) { |
809d8680 GC |
2103 | ret = git_config_from_file_with_options(fn, config_source->file, |
2104 | data, config_source->scope, | |
2105 | NULL); | |
e3e8bf04 | 2106 | } else if (config_source && config_source->blob) { |
399b1984 | 2107 | ret = git_config_from_blob_ref(fn, repo, config_source->blob, |
809d8680 | 2108 | data, config_source->scope); |
399b1984 | 2109 | } else { |
6e8e7981 | 2110 | ret = do_git_config_sequence(opts, repo, fn, data); |
e3e8bf04 | 2111 | } |
c9b5e2a5 | 2112 | |
399b1984 JT |
2113 | if (inc.remote_urls) { |
2114 | string_list_clear(inc.remote_urls, 0); | |
2115 | FREE_AND_NULL(inc.remote_urls); | |
2116 | } | |
2117 | return ret; | |
dbdf5854 NTND |
2118 | } |
2119 | ||
f6c213a0 | 2120 | static void configset_iter(struct config_set *set, config_fn_t fn, void *data) |
c9b5e2a5 | 2121 | { |
155ef25f TA |
2122 | int i, value_index; |
2123 | struct string_list *values; | |
2124 | struct config_set_element *entry; | |
9b4a6553 | 2125 | struct configset_list *list = &set->list; |
6021e1d1 | 2126 | struct config_context ctx = CONFIG_CONTEXT_INIT; |
155ef25f TA |
2127 | |
2128 | for (i = 0; i < list->nr; i++) { | |
2129 | entry = list->items[i].e; | |
2130 | value_index = list->items[i].value_index; | |
2131 | values = &entry->value_list; | |
0d44a2da | 2132 | |
6021e1d1 GC |
2133 | ctx.kvi = values->items[value_index].util; |
2134 | if (fn(entry->key, values->items[value_index].string, &ctx, data) < 0) | |
0d44a2da | 2135 | git_die_config_linenr(entry->key, |
6021e1d1 GC |
2136 | ctx.kvi->filename, |
2137 | ctx.kvi->linenr); | |
155ef25f TA |
2138 | } |
2139 | } | |
2140 | ||
0654aa57 JS |
2141 | void read_early_config(config_fn_t cb, void *data) |
2142 | { | |
c48f4b37 | 2143 | struct config_options opts = {0}; |
d3fb71b3 BW |
2144 | struct strbuf commondir = STRBUF_INIT; |
2145 | struct strbuf gitdir = STRBUF_INIT; | |
1a27409a | 2146 | |
c48f4b37 | 2147 | opts.respect_includes = 1; |
0654aa57 | 2148 | |
a577fb5f BW |
2149 | if (have_git_dir()) { |
2150 | opts.commondir = get_git_common_dir(); | |
2185fde5 | 2151 | opts.git_dir = get_git_dir(); |
0654aa57 | 2152 | /* |
1a27409a JS |
2153 | * When setup_git_directory() was not yet asked to discover the |
2154 | * GIT_DIR, we ask discover_git_directory() to figure out whether there | |
2155 | * is any repository config we should use (but unlike | |
2156 | * setup_git_directory_gently(), no global state is changed, most | |
2157 | * notably, the current working directory is still the same after the | |
2158 | * call). | |
0654aa57 | 2159 | */ |
a577fb5f BW |
2160 | } else if (!discover_git_directory(&commondir, &gitdir)) { |
2161 | opts.commondir = commondir.buf; | |
d3fb71b3 | 2162 | opts.git_dir = gitdir.buf; |
a577fb5f | 2163 | } |
2185fde5 | 2164 | |
9b6b06c1 | 2165 | config_with_options(cb, data, NULL, NULL, &opts); |
0654aa57 | 2166 | |
d3fb71b3 BW |
2167 | strbuf_release(&commondir); |
2168 | strbuf_release(&gitdir); | |
0654aa57 JS |
2169 | } |
2170 | ||
800a7f99 JH |
2171 | /* |
2172 | * Read config but only enumerate system and global settings. | |
2173 | * Omit any repo-local, worktree-local, or command-line settings. | |
2174 | */ | |
2175 | void read_very_early_config(config_fn_t cb, void *data) | |
2176 | { | |
2177 | struct config_options opts = { 0 }; | |
2178 | ||
2179 | opts.respect_includes = 1; | |
2180 | opts.ignore_repo = 1; | |
2181 | opts.ignore_worktree = 1; | |
2182 | opts.ignore_cmdline = 1; | |
f672deec | 2183 | opts.system_gently = 1; |
800a7f99 | 2184 | |
9b6b06c1 | 2185 | config_with_options(cb, data, NULL, NULL, &opts); |
800a7f99 JH |
2186 | } |
2187 | ||
b83efcec | 2188 | RESULT_MUST_BE_USED |
06e9e726 | 2189 | static int configset_find_element(struct config_set *set, const char *key, |
b83efcec | 2190 | struct config_set_element **dest) |
3c8687a7 TA |
2191 | { |
2192 | struct config_set_element k; | |
2193 | struct config_set_element *found_entry; | |
2194 | char *normalized_key; | |
b83efcec ÆAB |
2195 | int ret; |
2196 | ||
3c8687a7 TA |
2197 | /* |
2198 | * `key` may come from the user, so normalize it before using it | |
2199 | * for querying entries from the hashmap. | |
2200 | */ | |
b83efcec ÆAB |
2201 | ret = git_config_parse_key(key, &normalized_key, NULL); |
2202 | if (ret) | |
2203 | return ret; | |
3c8687a7 | 2204 | |
d22245a2 | 2205 | hashmap_entry_init(&k.ent, strhash(normalized_key)); |
3c8687a7 | 2206 | k.key = normalized_key; |
9b4a6553 | 2207 | found_entry = hashmap_get_entry(&set->config_hash, &k, ent, NULL); |
3c8687a7 | 2208 | free(normalized_key); |
b83efcec ÆAB |
2209 | *dest = found_entry; |
2210 | return 0; | |
3c8687a7 TA |
2211 | } |
2212 | ||
26b66932 | 2213 | static int configset_add_value(const struct key_value_info *kvi_p, |
9b4a6553 | 2214 | struct config_set *set, const char *key, |
a798a56c | 2215 | const char *value) |
3c8687a7 TA |
2216 | { |
2217 | struct config_set_element *e; | |
3df8fd62 | 2218 | struct string_list_item *si; |
155ef25f | 2219 | struct configset_list_item *l_item; |
3df8fd62 | 2220 | struct key_value_info *kv_info = xmalloc(sizeof(*kv_info)); |
b83efcec | 2221 | int ret; |
3df8fd62 | 2222 | |
06e9e726 | 2223 | ret = configset_find_element(set, key, &e); |
b83efcec ÆAB |
2224 | if (ret) |
2225 | return ret; | |
3c8687a7 TA |
2226 | /* |
2227 | * Since the keys are being fed by git_config*() callback mechanism, they | |
2228 | * are already normalized. So simply add them without any further munging. | |
2229 | */ | |
2230 | if (!e) { | |
2231 | e = xmalloc(sizeof(*e)); | |
d22245a2 | 2232 | hashmap_entry_init(&e->ent, strhash(key)); |
3c8687a7 | 2233 | e->key = xstrdup(key); |
bc40dfb1 | 2234 | string_list_init_dup(&e->value_list); |
9b4a6553 | 2235 | hashmap_add(&set->config_hash, &e->ent); |
3c8687a7 | 2236 | } |
8c53f071 | 2237 | si = string_list_append_nodup(&e->value_list, xstrdup_or_null(value)); |
155ef25f | 2238 | |
9b4a6553 GC |
2239 | ALLOC_GROW(set->list.items, set->list.nr + 1, set->list.alloc); |
2240 | l_item = &set->list.items[set->list.nr++]; | |
155ef25f TA |
2241 | l_item->e = e; |
2242 | l_item->value_index = e->value_list.nr - 1; | |
2243 | ||
f6c213a0 | 2244 | *kv_info = *kvi_p; |
3df8fd62 | 2245 | si->util = kv_info; |
3c8687a7 TA |
2246 | |
2247 | return 0; | |
2248 | } | |
2249 | ||
5cf88fd8 | 2250 | static int config_set_element_cmp(const void *cmp_data UNUSED, |
939af16e EW |
2251 | const struct hashmap_entry *eptr, |
2252 | const struct hashmap_entry *entry_or_key, | |
5cf88fd8 | 2253 | const void *keydata UNUSED) |
3c8687a7 | 2254 | { |
939af16e EW |
2255 | const struct config_set_element *e1, *e2; |
2256 | ||
2257 | e1 = container_of(eptr, const struct config_set_element, ent); | |
2258 | e2 = container_of(entry_or_key, const struct config_set_element, ent); | |
77bdc097 | 2259 | |
3c8687a7 TA |
2260 | return strcmp(e1->key, e2->key); |
2261 | } | |
2262 | ||
9b4a6553 | 2263 | void git_configset_init(struct config_set *set) |
3c8687a7 | 2264 | { |
9b4a6553 GC |
2265 | hashmap_init(&set->config_hash, config_set_element_cmp, NULL, 0); |
2266 | set->hash_initialized = 1; | |
2267 | set->list.nr = 0; | |
2268 | set->list.alloc = 0; | |
2269 | set->list.items = NULL; | |
3c8687a7 TA |
2270 | } |
2271 | ||
9b4a6553 | 2272 | void git_configset_clear(struct config_set *set) |
3c8687a7 TA |
2273 | { |
2274 | struct config_set_element *entry; | |
2275 | struct hashmap_iter iter; | |
9b4a6553 | 2276 | if (!set->hash_initialized) |
3c8687a7 TA |
2277 | return; |
2278 | ||
9b4a6553 | 2279 | hashmap_for_each_entry(&set->config_hash, &iter, entry, |
87571c3f | 2280 | ent /* member name */) { |
3c8687a7 | 2281 | free(entry->key); |
3df8fd62 | 2282 | string_list_clear(&entry->value_list, 1); |
3c8687a7 | 2283 | } |
9b4a6553 GC |
2284 | hashmap_clear_and_free(&set->config_hash, struct config_set_element, ent); |
2285 | set->hash_initialized = 0; | |
2286 | free(set->list.items); | |
2287 | set->list.nr = 0; | |
2288 | set->list.alloc = 0; | |
2289 | set->list.items = NULL; | |
3c8687a7 TA |
2290 | } |
2291 | ||
a4e7e317 | 2292 | static int config_set_callback(const char *key, const char *value, |
26b66932 | 2293 | const struct config_context *ctx, |
a4e7e317 | 2294 | void *cb) |
3c8687a7 | 2295 | { |
f6c213a0 GC |
2296 | struct config_set *set = cb; |
2297 | configset_add_value(ctx->kvi, set, key, value); | |
3c8687a7 TA |
2298 | return 0; |
2299 | } | |
2300 | ||
9b4a6553 | 2301 | int git_configset_add_file(struct config_set *set, const char *filename) |
3c8687a7 | 2302 | { |
f6c213a0 | 2303 | return git_config_from_file(config_set_callback, filename, set); |
3c8687a7 TA |
2304 | } |
2305 | ||
8868b1eb GC |
2306 | int git_configset_get_value(struct config_set *set, const char *key, |
2307 | const char **value, struct key_value_info *kvi) | |
3c8687a7 TA |
2308 | { |
2309 | const struct string_list *values = NULL; | |
a4286193 | 2310 | int ret; |
8868b1eb | 2311 | struct string_list_item item; |
3c8687a7 TA |
2312 | /* |
2313 | * Follows "last one wins" semantic, i.e., if there are multiple matches for the | |
2314 | * queried key in the files of the configset, the value returned will be the last | |
2315 | * value in the value list for that key. | |
2316 | */ | |
06e9e726 | 2317 | if ((ret = git_configset_get_value_multi(set, key, &values))) |
a4286193 | 2318 | return ret; |
3c8687a7 | 2319 | |
3c8687a7 | 2320 | assert(values->nr > 0); |
8868b1eb GC |
2321 | item = values->items[values->nr - 1]; |
2322 | *value = item.string; | |
2323 | if (kvi) | |
2324 | *kvi = *((struct key_value_info *)item.util); | |
3c8687a7 TA |
2325 | return 0; |
2326 | } | |
2327 | ||
06e9e726 | 2328 | int git_configset_get_value_multi(struct config_set *set, const char *key, |
a4286193 | 2329 | const struct string_list **dest) |
3c8687a7 | 2330 | { |
b83efcec | 2331 | struct config_set_element *e; |
a4286193 | 2332 | int ret; |
b83efcec | 2333 | |
06e9e726 | 2334 | if ((ret = configset_find_element(set, key, &e))) |
a4286193 | 2335 | return ret; |
b83efcec | 2336 | else if (!e) |
a4286193 ÆAB |
2337 | return 1; |
2338 | *dest = &e->value_list; | |
2339 | ||
2340 | return 0; | |
b83efcec ÆAB |
2341 | } |
2342 | ||
9e2d884d ÆAB |
2343 | static int check_multi_string(struct string_list_item *item, void *util) |
2344 | { | |
2345 | return item->string ? 0 : config_error_nonbool(util); | |
2346 | } | |
2347 | ||
2348 | int git_configset_get_string_multi(struct config_set *cs, const char *key, | |
2349 | const struct string_list **dest) | |
2350 | { | |
2351 | int ret; | |
2352 | ||
2353 | if ((ret = git_configset_get_value_multi(cs, key, dest))) | |
2354 | return ret; | |
2355 | if ((ret = for_each_string_list((struct string_list *)*dest, | |
2356 | check_multi_string, (void *)key))) | |
2357 | return ret; | |
2358 | ||
2359 | return 0; | |
2360 | } | |
2361 | ||
06e9e726 | 2362 | int git_configset_get(struct config_set *set, const char *key) |
3c8687a7 | 2363 | { |
b83efcec ÆAB |
2364 | struct config_set_element *e; |
2365 | int ret; | |
2366 | ||
06e9e726 | 2367 | if ((ret = configset_find_element(set, key, &e))) |
b83efcec ÆAB |
2368 | return ret; |
2369 | else if (!e) | |
2370 | return 1; | |
2371 | return 0; | |
3c8687a7 TA |
2372 | } |
2373 | ||
9b4a6553 | 2374 | int git_configset_get_string(struct config_set *set, const char *key, char **dest) |
3c8687a7 TA |
2375 | { |
2376 | const char *value; | |
8868b1eb | 2377 | if (!git_configset_get_value(set, key, &value, NULL)) |
9a53219f | 2378 | return git_config_string((const char **)dest, key, value); |
3c8687a7 TA |
2379 | else |
2380 | return 1; | |
2381 | } | |
2382 | ||
9b4a6553 | 2383 | static int git_configset_get_string_tmp(struct config_set *set, const char *key, |
3ce11382 | 2384 | const char **dest) |
3c8687a7 | 2385 | { |
f1de981e | 2386 | const char *value; |
8868b1eb | 2387 | if (!git_configset_get_value(set, key, &value, NULL)) { |
f1de981e JK |
2388 | if (!value) |
2389 | return config_error_nonbool(key); | |
2390 | *dest = value; | |
2391 | return 0; | |
2392 | } else { | |
2393 | return 1; | |
2394 | } | |
3c8687a7 TA |
2395 | } |
2396 | ||
9b4a6553 | 2397 | int git_configset_get_int(struct config_set *set, const char *key, int *dest) |
3c8687a7 TA |
2398 | { |
2399 | const char *value; | |
8868b1eb GC |
2400 | struct key_value_info kvi; |
2401 | ||
2402 | if (!git_configset_get_value(set, key, &value, &kvi)) { | |
2403 | *dest = git_config_int(key, value, &kvi); | |
3c8687a7 TA |
2404 | return 0; |
2405 | } else | |
2406 | return 1; | |
2407 | } | |
2408 | ||
9b4a6553 | 2409 | int git_configset_get_ulong(struct config_set *set, const char *key, unsigned long *dest) |
3c8687a7 TA |
2410 | { |
2411 | const char *value; | |
8868b1eb GC |
2412 | struct key_value_info kvi; |
2413 | ||
2414 | if (!git_configset_get_value(set, key, &value, &kvi)) { | |
2415 | *dest = git_config_ulong(key, value, &kvi); | |
3c8687a7 TA |
2416 | return 0; |
2417 | } else | |
2418 | return 1; | |
2419 | } | |
2420 | ||
9b4a6553 | 2421 | int git_configset_get_bool(struct config_set *set, const char *key, int *dest) |
3c8687a7 TA |
2422 | { |
2423 | const char *value; | |
8868b1eb | 2424 | if (!git_configset_get_value(set, key, &value, NULL)) { |
3c8687a7 TA |
2425 | *dest = git_config_bool(key, value); |
2426 | return 0; | |
2427 | } else | |
2428 | return 1; | |
2429 | } | |
2430 | ||
9b4a6553 | 2431 | int git_configset_get_bool_or_int(struct config_set *set, const char *key, |
3c8687a7 TA |
2432 | int *is_bool, int *dest) |
2433 | { | |
2434 | const char *value; | |
8868b1eb GC |
2435 | struct key_value_info kvi; |
2436 | ||
2437 | if (!git_configset_get_value(set, key, &value, &kvi)) { | |
2438 | *dest = git_config_bool_or_int(key, value, &kvi, is_bool); | |
3c8687a7 TA |
2439 | return 0; |
2440 | } else | |
2441 | return 1; | |
2442 | } | |
2443 | ||
9b4a6553 | 2444 | int git_configset_get_maybe_bool(struct config_set *set, const char *key, int *dest) |
3c8687a7 TA |
2445 | { |
2446 | const char *value; | |
8868b1eb | 2447 | if (!git_configset_get_value(set, key, &value, NULL)) { |
89576613 | 2448 | *dest = git_parse_maybe_bool(value); |
3c8687a7 TA |
2449 | if (*dest == -1) |
2450 | return -1; | |
2451 | return 0; | |
2452 | } else | |
2453 | return 1; | |
2454 | } | |
2455 | ||
9b4a6553 | 2456 | int git_configset_get_pathname(struct config_set *set, const char *key, const char **dest) |
3c8687a7 TA |
2457 | { |
2458 | const char *value; | |
8868b1eb | 2459 | if (!git_configset_get_value(set, key, &value, NULL)) |
3c8687a7 TA |
2460 | return git_config_pathname(dest, key, value); |
2461 | else | |
2462 | return 1; | |
2463 | } | |
2464 | ||
3b256228 BW |
2465 | /* Functions use to read configuration from a repository */ |
2466 | static void repo_read_config(struct repository *repo) | |
3c8687a7 | 2467 | { |
1703751f | 2468 | struct config_options opts = { 0 }; |
3b256228 BW |
2469 | |
2470 | opts.respect_includes = 1; | |
2471 | opts.commondir = repo->commondir; | |
2472 | opts.git_dir = repo->gitdir; | |
2473 | ||
2474 | if (!repo->config) | |
ca56dadb | 2475 | CALLOC_ARRAY(repo->config, 1); |
3b256228 BW |
2476 | else |
2477 | git_configset_clear(repo->config); | |
2478 | ||
2479 | git_configset_init(repo->config); | |
f6c213a0 GC |
2480 | if (config_with_options(config_set_callback, repo->config, NULL, |
2481 | repo, &opts) < 0) | |
3b256228 BW |
2482 | /* |
2483 | * config_with_options() normally returns only | |
2484 | * zero, as most errors are fatal, and | |
2485 | * non-fatal potential errors are guarded by "if" | |
2486 | * statements that are entered only when no error is | |
2487 | * possible. | |
2488 | * | |
2489 | * If we ever encounter a non-fatal error, it means | |
2490 | * something went really wrong and we should stop | |
2491 | * immediately. | |
2492 | */ | |
2493 | die(_("unknown error occurred while reading the configuration files")); | |
2494 | } | |
2495 | ||
2496 | static void git_config_check_init(struct repository *repo) | |
2497 | { | |
2498 | if (repo->config && repo->config->hash_initialized) | |
3c8687a7 | 2499 | return; |
3b256228 | 2500 | repo_read_config(repo); |
3c8687a7 TA |
2501 | } |
2502 | ||
3b256228 | 2503 | static void repo_config_clear(struct repository *repo) |
3c8687a7 | 2504 | { |
3b256228 | 2505 | if (!repo->config || !repo->config->hash_initialized) |
3c8687a7 | 2506 | return; |
3b256228 | 2507 | git_configset_clear(repo->config); |
3c8687a7 TA |
2508 | } |
2509 | ||
3b256228 | 2510 | void repo_config(struct repository *repo, config_fn_t fn, void *data) |
3c8687a7 | 2511 | { |
3b256228 | 2512 | git_config_check_init(repo); |
f6c213a0 | 2513 | configset_iter(repo->config, fn, data); |
3c8687a7 TA |
2514 | } |
2515 | ||
b83efcec ÆAB |
2516 | int repo_config_get(struct repository *repo, const char *key) |
2517 | { | |
2518 | git_config_check_init(repo); | |
2519 | return git_configset_get(repo->config, key); | |
2520 | } | |
2521 | ||
3b256228 BW |
2522 | int repo_config_get_value(struct repository *repo, |
2523 | const char *key, const char **value) | |
3c8687a7 | 2524 | { |
3b256228 | 2525 | git_config_check_init(repo); |
8868b1eb | 2526 | return git_configset_get_value(repo->config, key, value, NULL); |
3c8687a7 TA |
2527 | } |
2528 | ||
a4286193 ÆAB |
2529 | int repo_config_get_value_multi(struct repository *repo, const char *key, |
2530 | const struct string_list **dest) | |
3b256228 BW |
2531 | { |
2532 | git_config_check_init(repo); | |
a4286193 | 2533 | return git_configset_get_value_multi(repo->config, key, dest); |
3b256228 BW |
2534 | } |
2535 | ||
9e2d884d ÆAB |
2536 | int repo_config_get_string_multi(struct repository *repo, const char *key, |
2537 | const struct string_list **dest) | |
3b256228 BW |
2538 | { |
2539 | git_config_check_init(repo); | |
9e2d884d | 2540 | return git_configset_get_string_multi(repo->config, key, dest); |
3b256228 BW |
2541 | } |
2542 | ||
9a53219f JK |
2543 | int repo_config_get_string(struct repository *repo, |
2544 | const char *key, char **dest) | |
3b256228 BW |
2545 | { |
2546 | int ret; | |
2547 | git_config_check_init(repo); | |
9a53219f | 2548 | ret = git_configset_get_string(repo->config, key, dest); |
3b256228 BW |
2549 | if (ret < 0) |
2550 | git_die_config(key, NULL); | |
2551 | return ret; | |
2552 | } | |
2553 | ||
f1de981e JK |
2554 | int repo_config_get_string_tmp(struct repository *repo, |
2555 | const char *key, const char **dest) | |
3b256228 | 2556 | { |
f1de981e | 2557 | int ret; |
3b256228 | 2558 | git_config_check_init(repo); |
f1de981e JK |
2559 | ret = git_configset_get_string_tmp(repo->config, key, dest); |
2560 | if (ret < 0) | |
2561 | git_die_config(key, NULL); | |
2562 | return ret; | |
3b256228 BW |
2563 | } |
2564 | ||
2565 | int repo_config_get_int(struct repository *repo, | |
2566 | const char *key, int *dest) | |
2567 | { | |
2568 | git_config_check_init(repo); | |
2569 | return git_configset_get_int(repo->config, key, dest); | |
2570 | } | |
2571 | ||
2572 | int repo_config_get_ulong(struct repository *repo, | |
2573 | const char *key, unsigned long *dest) | |
2574 | { | |
2575 | git_config_check_init(repo); | |
2576 | return git_configset_get_ulong(repo->config, key, dest); | |
2577 | } | |
2578 | ||
2579 | int repo_config_get_bool(struct repository *repo, | |
2580 | const char *key, int *dest) | |
2581 | { | |
2582 | git_config_check_init(repo); | |
2583 | return git_configset_get_bool(repo->config, key, dest); | |
2584 | } | |
2585 | ||
2586 | int repo_config_get_bool_or_int(struct repository *repo, | |
2587 | const char *key, int *is_bool, int *dest) | |
2588 | { | |
2589 | git_config_check_init(repo); | |
2590 | return git_configset_get_bool_or_int(repo->config, key, is_bool, dest); | |
2591 | } | |
2592 | ||
2593 | int repo_config_get_maybe_bool(struct repository *repo, | |
2594 | const char *key, int *dest) | |
2595 | { | |
2596 | git_config_check_init(repo); | |
2597 | return git_configset_get_maybe_bool(repo->config, key, dest); | |
2598 | } | |
2599 | ||
2600 | int repo_config_get_pathname(struct repository *repo, | |
2601 | const char *key, const char **dest) | |
3c8687a7 | 2602 | { |
5a80e97c | 2603 | int ret; |
3b256228 BW |
2604 | git_config_check_init(repo); |
2605 | ret = git_configset_get_pathname(repo->config, key, dest); | |
5a80e97c TA |
2606 | if (ret < 0) |
2607 | git_die_config(key, NULL); | |
2608 | return ret; | |
3c8687a7 TA |
2609 | } |
2610 | ||
5b3c6507 GC |
2611 | /* Read values into protected_config. */ |
2612 | static void read_protected_config(void) | |
2613 | { | |
ecec57b3 GC |
2614 | struct config_options opts = { |
2615 | .respect_includes = 1, | |
2616 | .ignore_repo = 1, | |
2617 | .ignore_worktree = 1, | |
2618 | .system_gently = 1, | |
2619 | }; | |
a798a56c | 2620 | |
5b3c6507 | 2621 | git_configset_init(&protected_config); |
f6c213a0 GC |
2622 | config_with_options(config_set_callback, &protected_config, NULL, |
2623 | NULL, &opts); | |
5b3c6507 GC |
2624 | } |
2625 | ||
2626 | void git_protected_config(config_fn_t fn, void *data) | |
2627 | { | |
2628 | if (!protected_config.hash_initialized) | |
2629 | read_protected_config(); | |
f6c213a0 | 2630 | configset_iter(&protected_config, fn, data); |
5b3c6507 GC |
2631 | } |
2632 | ||
3b256228 BW |
2633 | /* Functions used historically to read configuration from 'the_repository' */ |
2634 | void git_config(config_fn_t fn, void *data) | |
2635 | { | |
2636 | repo_config(the_repository, fn, data); | |
2637 | } | |
2638 | ||
2639 | void git_config_clear(void) | |
2640 | { | |
2641 | repo_config_clear(the_repository); | |
2642 | } | |
2643 | ||
b83efcec ÆAB |
2644 | int git_config_get(const char *key) |
2645 | { | |
2646 | return repo_config_get(the_repository, key); | |
2647 | } | |
2648 | ||
3b256228 BW |
2649 | int git_config_get_value(const char *key, const char **value) |
2650 | { | |
2651 | return repo_config_get_value(the_repository, key, value); | |
2652 | } | |
2653 | ||
a4286193 | 2654 | int git_config_get_value_multi(const char *key, const struct string_list **dest) |
3b256228 | 2655 | { |
a4286193 | 2656 | return repo_config_get_value_multi(the_repository, key, dest); |
3b256228 BW |
2657 | } |
2658 | ||
9e2d884d ÆAB |
2659 | int git_config_get_string_multi(const char *key, |
2660 | const struct string_list **dest) | |
3b256228 | 2661 | { |
9e2d884d | 2662 | return repo_config_get_string_multi(the_repository, key, dest); |
3b256228 BW |
2663 | } |
2664 | ||
3c8687a7 | 2665 | int git_config_get_string(const char *key, char **dest) |
3b256228 | 2666 | { |
3b256228 | 2667 | return repo_config_get_string(the_repository, key, dest); |
3b256228 BW |
2668 | } |
2669 | ||
f1de981e | 2670 | int git_config_get_string_tmp(const char *key, const char **dest) |
3c8687a7 | 2671 | { |
f1de981e | 2672 | return repo_config_get_string_tmp(the_repository, key, dest); |
3c8687a7 TA |
2673 | } |
2674 | ||
2675 | int git_config_get_int(const char *key, int *dest) | |
2676 | { | |
3b256228 | 2677 | return repo_config_get_int(the_repository, key, dest); |
3c8687a7 TA |
2678 | } |
2679 | ||
2680 | int git_config_get_ulong(const char *key, unsigned long *dest) | |
2681 | { | |
3b256228 | 2682 | return repo_config_get_ulong(the_repository, key, dest); |
3c8687a7 TA |
2683 | } |
2684 | ||
2685 | int git_config_get_bool(const char *key, int *dest) | |
2686 | { | |
3b256228 | 2687 | return repo_config_get_bool(the_repository, key, dest); |
3c8687a7 TA |
2688 | } |
2689 | ||
2690 | int git_config_get_bool_or_int(const char *key, int *is_bool, int *dest) | |
2691 | { | |
3b256228 | 2692 | return repo_config_get_bool_or_int(the_repository, key, is_bool, dest); |
3c8687a7 TA |
2693 | } |
2694 | ||
2695 | int git_config_get_maybe_bool(const char *key, int *dest) | |
2696 | { | |
3b256228 | 2697 | return repo_config_get_maybe_bool(the_repository, key, dest); |
3c8687a7 TA |
2698 | } |
2699 | ||
2700 | int git_config_get_pathname(const char *key, const char **dest) | |
2701 | { | |
3b256228 | 2702 | return repo_config_get_pathname(the_repository, key, dest); |
5a80e97c TA |
2703 | } |
2704 | ||
77d67977 CC |
2705 | int git_config_get_expiry(const char *key, const char **output) |
2706 | { | |
9a53219f | 2707 | int ret = git_config_get_string(key, (char **)output); |
77d67977 CC |
2708 | if (ret) |
2709 | return ret; | |
2710 | if (strcmp(*output, "now")) { | |
dddbad72 | 2711 | timestamp_t now = approxidate("now"); |
77d67977 CC |
2712 | if (approxidate(*output) >= now) |
2713 | git_die_config(key, _("Invalid %s: '%s'"), key, *output); | |
2714 | } | |
2715 | return ret; | |
2716 | } | |
2717 | ||
6e96cb52 JH |
2718 | int git_config_get_expiry_in_days(const char *key, timestamp_t *expiry, timestamp_t now) |
2719 | { | |
1c890016 | 2720 | const char *expiry_string; |
6e96cb52 JH |
2721 | intmax_t days; |
2722 | timestamp_t when; | |
2723 | ||
1c890016 | 2724 | if (git_config_get_string_tmp(key, &expiry_string)) |
6e96cb52 JH |
2725 | return 1; /* no such thing */ |
2726 | ||
2727 | if (git_parse_signed(expiry_string, &days, maximum_signed_value_of_type(int))) { | |
2728 | const int scale = 86400; | |
2729 | *expiry = now - days * scale; | |
2730 | return 0; | |
2731 | } | |
2732 | ||
2733 | if (!parse_expiry_date(expiry_string, &when)) { | |
2734 | *expiry = when; | |
2735 | return 0; | |
2736 | } | |
2737 | return -1; /* thing exists but cannot be parsed */ | |
2738 | } | |
2739 | ||
1f44b09b CC |
2740 | int git_config_get_split_index(void) |
2741 | { | |
2742 | int val; | |
2743 | ||
2744 | if (!git_config_get_maybe_bool("core.splitindex", &val)) | |
2745 | return val; | |
2746 | ||
2747 | return -1; /* default value */ | |
2748 | } | |
2749 | ||
72dcb7b3 CC |
2750 | int git_config_get_max_percent_split_change(void) |
2751 | { | |
2752 | int val = -1; | |
2753 | ||
2754 | if (!git_config_get_int("splitindex.maxpercentchange", &val)) { | |
2755 | if (0 <= val && val <= 100) | |
2756 | return val; | |
2757 | ||
2758 | return error(_("splitIndex.maxPercentChange value '%d' " | |
2759 | "should be between 0 and 100"), val); | |
2760 | } | |
2761 | ||
2762 | return -1; /* default value */ | |
2763 | } | |
2764 | ||
2a9dedef | 2765 | int git_config_get_index_threads(int *dest) |
c780b9cf | 2766 | { |
2a9dedef | 2767 | int is_bool, val; |
c780b9cf BP |
2768 | |
2769 | val = git_env_ulong("GIT_TEST_INDEX_THREADS", 0); | |
2a9dedef JN |
2770 | if (val) { |
2771 | *dest = val; | |
2772 | return 0; | |
2773 | } | |
c780b9cf BP |
2774 | |
2775 | if (!git_config_get_bool_or_int("index.threads", &is_bool, &val)) { | |
2776 | if (is_bool) | |
2a9dedef | 2777 | *dest = val ? 0 : 1; |
c780b9cf | 2778 | else |
2a9dedef JN |
2779 | *dest = val; |
2780 | return 0; | |
c780b9cf BP |
2781 | } |
2782 | ||
2a9dedef | 2783 | return 1; |
c780b9cf BP |
2784 | } |
2785 | ||
5a80e97c TA |
2786 | NORETURN |
2787 | void git_die_config_linenr(const char *key, const char *filename, int linenr) | |
2788 | { | |
2789 | if (!filename) | |
2790 | die(_("unable to parse '%s' from command-line config"), key); | |
2791 | else | |
2792 | die(_("bad config variable '%s' in file '%s' at line %d"), | |
2793 | key, filename, linenr); | |
2794 | } | |
2795 | ||
2796 | NORETURN __attribute__((format(printf, 2, 3))) | |
2797 | void git_die_config(const char *key, const char *err, ...) | |
2798 | { | |
2799 | const struct string_list *values; | |
2800 | struct key_value_info *kv_info; | |
f5c39c32 | 2801 | report_fn error_fn = get_error_routine(); |
5a80e97c TA |
2802 | |
2803 | if (err) { | |
2804 | va_list params; | |
2805 | va_start(params, err); | |
f5c39c32 | 2806 | error_fn(err, params); |
5a80e97c TA |
2807 | va_end(params); |
2808 | } | |
a4286193 ÆAB |
2809 | if (git_config_get_value_multi(key, &values)) |
2810 | BUG("for key '%s' we must have a value to report on", key); | |
5a80e97c TA |
2811 | kv_info = values->items[values->nr - 1].util; |
2812 | git_die_config_linenr(key, kv_info->filename, kv_info->linenr); | |
3c8687a7 TA |
2813 | } |
2814 | ||
10bea152 JS |
2815 | /* |
2816 | * Find all the stuff for git_config_set() below. | |
2817 | */ | |
4ddba79d | 2818 | |
fee8572c | 2819 | struct config_store_data { |
f011a965 | 2820 | size_t baselen; |
4b25d091 | 2821 | char *key; |
f98d863d | 2822 | int do_not_match; |
c90702a1 | 2823 | const char *fixed_value; |
247e2f82 | 2824 | regex_t *value_pattern; |
4ddba79d | 2825 | int multi_replace; |
6ae996f2 JS |
2826 | struct { |
2827 | size_t begin, end; | |
2828 | enum config_event_t type; | |
22aedfcc | 2829 | int is_keys_section; |
6ae996f2 JS |
2830 | } *parsed; |
2831 | unsigned int parsed_nr, parsed_alloc, *seen, seen_nr, seen_alloc; | |
5221c315 | 2832 | unsigned int key_seen:1, section_seen:1, is_keys_section:1; |
fee8572c | 2833 | }; |
a798a56c | 2834 | #define CONFIG_STORE_INIT { 0 } |
10bea152 | 2835 | |
2a00e594 MÅ |
2836 | static void config_store_data_clear(struct config_store_data *store) |
2837 | { | |
e7347cb9 | 2838 | free(store->key); |
247e2f82 DS |
2839 | if (store->value_pattern != NULL && |
2840 | store->value_pattern != CONFIG_REGEX_NONE) { | |
2841 | regfree(store->value_pattern); | |
2842 | free(store->value_pattern); | |
3b82542d | 2843 | } |
2a00e594 MÅ |
2844 | free(store->parsed); |
2845 | free(store->seen); | |
2846 | memset(store, 0, sizeof(*store)); | |
2847 | } | |
2848 | ||
fee8572c JS |
2849 | static int matches(const char *key, const char *value, |
2850 | const struct config_store_data *store) | |
f98d863d | 2851 | { |
fee8572c | 2852 | if (strcmp(key, store->key)) |
c1063be2 | 2853 | return 0; /* not ours */ |
c90702a1 DS |
2854 | if (store->fixed_value) |
2855 | return !strcmp(store->fixed_value, value); | |
247e2f82 | 2856 | if (!store->value_pattern) |
c1063be2 | 2857 | return 1; /* always matches */ |
247e2f82 | 2858 | if (store->value_pattern == CONFIG_REGEX_NONE) |
c1063be2 JK |
2859 | return 0; /* never matches */ |
2860 | ||
fee8572c | 2861 | return store->do_not_match ^ |
247e2f82 | 2862 | (value && !regexec(store->value_pattern, value, 0, NULL, 0)); |
f98d863d JS |
2863 | } |
2864 | ||
6e8e7981 GC |
2865 | static int store_aux_event(enum config_event_t type, size_t begin, size_t end, |
2866 | struct config_source *cs, void *data) | |
6ae996f2 JS |
2867 | { |
2868 | struct config_store_data *store = data; | |
2869 | ||
2870 | ALLOC_GROW(store->parsed, store->parsed_nr + 1, store->parsed_alloc); | |
2871 | store->parsed[store->parsed_nr].begin = begin; | |
2872 | store->parsed[store->parsed_nr].end = end; | |
2873 | store->parsed[store->parsed_nr].type = type; | |
6ae996f2 JS |
2874 | |
2875 | if (type == CONFIG_EVENT_SECTION) { | |
2d84f13d SB |
2876 | int (*cmpfn)(const char *, const char *, size_t); |
2877 | ||
9b4a6553 GC |
2878 | if (cs->var.len < 2 || cs->var.buf[cs->var.len - 1] != '.') |
2879 | return error(_("invalid section name '%s'"), cs->var.buf); | |
6ae996f2 | 2880 | |
9b4a6553 | 2881 | if (cs->subsection_case_sensitive) |
2d84f13d SB |
2882 | cmpfn = strncasecmp; |
2883 | else | |
2884 | cmpfn = strncmp; | |
2885 | ||
6ae996f2 | 2886 | /* Is this the section we were looking for? */ |
22aedfcc JS |
2887 | store->is_keys_section = |
2888 | store->parsed[store->parsed_nr].is_keys_section = | |
9b4a6553 GC |
2889 | cs->var.len - 1 == store->baselen && |
2890 | !cmpfn(cs->var.buf, store->key, store->baselen); | |
c71d8bb3 JS |
2891 | if (store->is_keys_section) { |
2892 | store->section_seen = 1; | |
2893 | ALLOC_GROW(store->seen, store->seen_nr + 1, | |
2894 | store->seen_alloc); | |
2895 | store->seen[store->seen_nr] = store->parsed_nr; | |
2896 | } | |
6ae996f2 JS |
2897 | } |
2898 | ||
22aedfcc JS |
2899 | store->parsed_nr++; |
2900 | ||
6ae996f2 | 2901 | return 0; |
f98d863d JS |
2902 | } |
2903 | ||
a4e7e317 GC |
2904 | static int store_aux(const char *key, const char *value, |
2905 | const struct config_context *ctx UNUSED, void *cb) | |
10bea152 | 2906 | { |
fee8572c | 2907 | struct config_store_data *store = cb; |
ae9ee41d | 2908 | |
5221c315 | 2909 | if (store->key_seen) { |
fee8572c | 2910 | if (matches(key, value, store)) { |
668b9ade | 2911 | if (store->seen_nr == 1 && store->multi_replace == 0) { |
8262aaa2 | 2912 | warning(_("%s has multiple values"), key); |
10bea152 | 2913 | } |
4ddba79d | 2914 | |
668b9ade JS |
2915 | ALLOC_GROW(store->seen, store->seen_nr + 1, |
2916 | store->seen_alloc); | |
83786fa4 | 2917 | |
6ae996f2 | 2918 | store->seen[store->seen_nr] = store->parsed_nr; |
668b9ade | 2919 | store->seen_nr++; |
10bea152 | 2920 | } |
5221c315 | 2921 | } else if (store->is_keys_section) { |
ae9ee41d | 2922 | /* |
6ae996f2 JS |
2923 | * Do not increment matches yet: this may not be a match, but we |
2924 | * are in the desired section. | |
ae9ee41d | 2925 | */ |
6ae996f2 JS |
2926 | ALLOC_GROW(store->seen, store->seen_nr + 1, store->seen_alloc); |
2927 | store->seen[store->seen_nr] = store->parsed_nr; | |
5221c315 | 2928 | store->section_seen = 1; |
ae9ee41d | 2929 | |
6ae996f2 JS |
2930 | if (matches(key, value, store)) { |
2931 | store->seen_nr++; | |
2932 | store->key_seen = 1; | |
bdf0ef08 | 2933 | } |
10bea152 | 2934 | } |
5221c315 | 2935 | |
10bea152 JS |
2936 | return 0; |
2937 | } | |
2938 | ||
64c0d71c | 2939 | static int write_error(const char *filename) |
480c9e52 | 2940 | { |
a769bfc7 | 2941 | error(_("failed to write new configuration file %s"), filename); |
480c9e52 AW |
2942 | |
2943 | /* Same error code as "failed to rename". */ | |
2944 | return 4; | |
2945 | } | |
2946 | ||
fee8572c JS |
2947 | static struct strbuf store_create_section(const char *key, |
2948 | const struct config_store_data *store) | |
10bea152 | 2949 | { |
cb891a59 | 2950 | const char *dot; |
f011a965 | 2951 | size_t i; |
f285a2d7 | 2952 | struct strbuf sb = STRBUF_INIT; |
d14f7764 | 2953 | |
fee8572c | 2954 | dot = memchr(key, '.', store->baselen); |
d14f7764 | 2955 | if (dot) { |
cb891a59 | 2956 | strbuf_addf(&sb, "[%.*s \"", (int)(dot - key), key); |
fee8572c | 2957 | for (i = dot - key + 1; i < store->baselen; i++) { |
e5c349ba | 2958 | if (key[i] == '"' || key[i] == '\\') |
cb891a59 KH |
2959 | strbuf_addch(&sb, '\\'); |
2960 | strbuf_addch(&sb, key[i]); | |
d14f7764 | 2961 | } |
cb891a59 KH |
2962 | strbuf_addstr(&sb, "\"]\n"); |
2963 | } else { | |
f011a965 JK |
2964 | strbuf_addch(&sb, '['); |
2965 | strbuf_add(&sb, key, store->baselen); | |
2966 | strbuf_addstr(&sb, "]\n"); | |
d14f7764 LT |
2967 | } |
2968 | ||
5463caab SD |
2969 | return sb; |
2970 | } | |
2971 | ||
fee8572c JS |
2972 | static ssize_t write_section(int fd, const char *key, |
2973 | const struct config_store_data *store) | |
5463caab | 2974 | { |
fee8572c | 2975 | struct strbuf sb = store_create_section(key, store); |
3b48045c | 2976 | ssize_t ret; |
5463caab | 2977 | |
782c030e | 2978 | ret = write_in_full(fd, sb.buf, sb.len); |
cb891a59 | 2979 | strbuf_release(&sb); |
480c9e52 | 2980 | |
d9bd4cbb | 2981 | return ret; |
10bea152 JS |
2982 | } |
2983 | ||
fee8572c JS |
2984 | static ssize_t write_pair(int fd, const char *key, const char *value, |
2985 | const struct config_store_data *store) | |
10bea152 | 2986 | { |
d9bd4cbb JK |
2987 | int i; |
2988 | ssize_t ret; | |
cb891a59 | 2989 | const char *quote = ""; |
f285a2d7 | 2990 | struct strbuf sb = STRBUF_INIT; |
cdd4fb15 | 2991 | |
6281f394 JM |
2992 | /* |
2993 | * Check to see if the value needs to be surrounded with a dq pair. | |
2994 | * Note that problematic characters are always backslash-quoted; this | |
2995 | * check is about not losing leading or trailing SP and strings that | |
2996 | * follow beginning-of-comment characters (i.e. ';' and '#') by the | |
2997 | * configuration parser. | |
2998 | */ | |
cdd4fb15 | 2999 | if (value[0] == ' ') |
cb891a59 | 3000 | quote = "\""; |
cdd4fb15 BG |
3001 | for (i = 0; value[i]; i++) |
3002 | if (value[i] == ';' || value[i] == '#') | |
cb891a59 KH |
3003 | quote = "\""; |
3004 | if (i && value[i - 1] == ' ') | |
3005 | quote = "\""; | |
3006 | ||
6c7e6963 | 3007 | strbuf_addf(&sb, "\t%s = %s", key + store->baselen + 1, quote); |
10bea152 | 3008 | |
10bea152 JS |
3009 | for (i = 0; value[i]; i++) |
3010 | switch (value[i]) { | |
480c9e52 | 3011 | case '\n': |
cb891a59 | 3012 | strbuf_addstr(&sb, "\\n"); |
480c9e52 AW |
3013 | break; |
3014 | case '\t': | |
cb891a59 | 3015 | strbuf_addstr(&sb, "\\t"); |
480c9e52 AW |
3016 | break; |
3017 | case '"': | |
3018 | case '\\': | |
cb891a59 | 3019 | strbuf_addch(&sb, '\\'); |
1cf01a34 | 3020 | /* fallthrough */ |
480c9e52 | 3021 | default: |
cb891a59 | 3022 | strbuf_addch(&sb, value[i]); |
480c9e52 AW |
3023 | break; |
3024 | } | |
cb891a59 KH |
3025 | strbuf_addf(&sb, "%s\n", quote); |
3026 | ||
d9bd4cbb | 3027 | ret = write_in_full(fd, sb.buf, sb.len); |
cb891a59 KH |
3028 | strbuf_release(&sb); |
3029 | ||
d9bd4cbb | 3030 | return ret; |
10bea152 JS |
3031 | } |
3032 | ||
22aedfcc JS |
3033 | /* |
3034 | * If we are about to unset the last key(s) in a section, and if there are | |
3035 | * no comments surrounding (or included in) the section, we will want to | |
3036 | * extend begin/end to remove the entire section. | |
3037 | * | |
3038 | * Note: the parameter `seen_ptr` points to the index into the store.seen | |
3039 | * array. * This index may be incremented if a section has more than one | |
3040 | * entry (which all are to be removed). | |
3041 | */ | |
3042 | static void maybe_remove_section(struct config_store_data *store, | |
22aedfcc JS |
3043 | size_t *begin_offset, size_t *end_offset, |
3044 | int *seen_ptr) | |
4ddba79d | 3045 | { |
22aedfcc JS |
3046 | size_t begin; |
3047 | int i, seen, section_seen = 0; | |
4ddba79d | 3048 | |
22aedfcc JS |
3049 | /* |
3050 | * First, ensure that this is the first key, and that there are no | |
3051 | * comments before the entry nor before the section header. | |
3052 | */ | |
3053 | seen = *seen_ptr; | |
3054 | for (i = store->seen[seen]; i > 0; i--) { | |
3055 | enum config_event_t type = store->parsed[i - 1].type; | |
3056 | ||
3057 | if (type == CONFIG_EVENT_COMMENT) | |
3058 | /* There is a comment before this entry or section */ | |
3059 | return; | |
3060 | if (type == CONFIG_EVENT_ENTRY) { | |
3061 | if (!section_seen) | |
3062 | /* This is not the section's first entry. */ | |
3063 | return; | |
3064 | /* We encountered no comment before the section. */ | |
3065 | break; | |
3066 | } | |
3067 | if (type == CONFIG_EVENT_SECTION) { | |
3068 | if (!store->parsed[i - 1].is_keys_section) | |
3069 | break; | |
3070 | section_seen = 1; | |
4ddba79d | 3071 | } |
7a31cc0f | 3072 | } |
22aedfcc JS |
3073 | begin = store->parsed[i].begin; |
3074 | ||
3075 | /* | |
46a237f4 | 3076 | * Next, make sure that we are removing the last key(s) in the section, |
22aedfcc JS |
3077 | * and that there are no comments that are possibly about the current |
3078 | * section. | |
3079 | */ | |
3080 | for (i = store->seen[seen] + 1; i < store->parsed_nr; i++) { | |
3081 | enum config_event_t type = store->parsed[i].type; | |
4ddba79d | 3082 | |
22aedfcc JS |
3083 | if (type == CONFIG_EVENT_COMMENT) |
3084 | return; | |
3085 | if (type == CONFIG_EVENT_SECTION) { | |
3086 | if (store->parsed[i].is_keys_section) | |
3087 | continue; | |
3088 | break; | |
3089 | } | |
3090 | if (type == CONFIG_EVENT_ENTRY) { | |
3091 | if (++seen < store->seen_nr && | |
3092 | i == store->seen[seen]) | |
3093 | /* We want to remove this entry, too */ | |
3094 | continue; | |
3095 | /* There is another entry in this section. */ | |
3096 | return; | |
3097 | } | |
3098 | } | |
3099 | ||
3100 | /* | |
3101 | * We are really removing the last entry/entries from this section, and | |
3102 | * there are no enclosed or surrounding comments. Remove the entire, | |
3103 | * now-empty section. | |
3104 | */ | |
3105 | *seen_ptr = seen; | |
3106 | *begin_offset = begin; | |
3107 | if (i < store->parsed_nr) | |
3108 | *end_offset = store->parsed[i].begin; | |
3109 | else | |
3110 | *end_offset = store->parsed[store->parsed_nr - 1].end; | |
4ddba79d JS |
3111 | } |
3112 | ||
30598ad0 PS |
3113 | int git_config_set_in_file_gently(const char *config_filename, |
3114 | const char *key, const char *value) | |
5ec31182 | 3115 | { |
30598ad0 | 3116 | return git_config_set_multivar_in_file_gently(config_filename, key, value, NULL, 0); |
5ec31182 RR |
3117 | } |
3118 | ||
3d180648 PS |
3119 | void git_config_set_in_file(const char *config_filename, |
3120 | const char *key, const char *value) | |
10bea152 | 3121 | { |
3d180648 | 3122 | git_config_set_multivar_in_file(config_filename, key, value, NULL, 0); |
b4c8aba6 PS |
3123 | } |
3124 | ||
30598ad0 | 3125 | int git_config_set_gently(const char *key, const char *value) |
10bea152 | 3126 | { |
30598ad0 | 3127 | return git_config_set_multivar_gently(key, value, NULL, 0); |
10bea152 JS |
3128 | } |
3129 | ||
fe187339 DS |
3130 | int repo_config_set_worktree_gently(struct repository *r, |
3131 | const char *key, const char *value) | |
3132 | { | |
b39a8418 | 3133 | /* Only use worktree-specific config if it is already enabled. */ |
3867f6d6 | 3134 | if (r->repository_format_worktree_config) { |
fe187339 DS |
3135 | char *file = repo_git_path(r, "config.worktree"); |
3136 | int ret = git_config_set_multivar_in_file_gently( | |
3137 | file, key, value, NULL, 0); | |
3138 | free(file); | |
3139 | return ret; | |
3140 | } | |
3141 | return repo_config_set_multivar_gently(r, key, value, NULL, 0); | |
3142 | } | |
3143 | ||
3d180648 | 3144 | void git_config_set(const char *key, const char *value) |
b4c8aba6 | 3145 | { |
3d180648 | 3146 | git_config_set_multivar(key, value, NULL, 0); |
ee4512ed JH |
3147 | |
3148 | trace2_cmd_set_config(key, value); | |
10bea152 JS |
3149 | } |
3150 | ||
3151 | /* | |
3152 | * If value==NULL, unset in (remove from) config, | |
247e2f82 DS |
3153 | * if value_pattern!=NULL, disregard key/value pairs where value does not match. |
3154 | * if value_pattern==CONFIG_REGEX_NONE, do not match any existing values | |
c1063be2 | 3155 | * (only add a new one) |
504ee129 DS |
3156 | * if flags contains the CONFIG_FLAGS_MULTI_REPLACE flag, all matching |
3157 | * key/values are removed before a single new pair is written. If the | |
3158 | * flag is not present, then replace only the first match. | |
10bea152 JS |
3159 | * |
3160 | * Returns 0 on success. | |
3161 | * | |
3162 | * This function does this: | |
3163 | * | |
3164 | * - it locks the config file by creating ".git/config.lock" | |
3165 | * | |
3166 | * - it then parses the config using store_aux() as validator to find | |
3167 | * the position on the key/value pair to replace. If it is to be unset, | |
3168 | * it must be found exactly once. | |
3169 | * | |
3170 | * - the config file is mmap()ed and the part before the match (if any) is | |
3171 | * written to the lock file, then the changed part and the rest. | |
3172 | * | |
3173 | * - the config file is removed and the lock file rename()d to it. | |
3174 | * | |
3175 | */ | |
30598ad0 PS |
3176 | int git_config_set_multivar_in_file_gently(const char *config_filename, |
3177 | const char *key, const char *value, | |
247e2f82 | 3178 | const char *value_pattern, |
504ee129 | 3179 | unsigned flags) |
10bea152 | 3180 | { |
54d160ec | 3181 | int fd = -1, in_fd = -1; |
dafc88b1 | 3182 | int ret; |
bfffb48c | 3183 | struct lock_file lock = LOCK_INIT; |
0a5f5759 | 3184 | char *filename_buf = NULL; |
3a1b3126 JK |
3185 | char *contents = NULL; |
3186 | size_t contents_sz; | |
a798a56c | 3187 | struct config_store_data store = CONFIG_STORE_INIT; |
fee8572c | 3188 | |
b09c53a3 LP |
3189 | /* parse-key returns negative; flip the sign to feed exit(3) */ |
3190 | ret = 0 - git_config_parse_key(key, &store.key, &store.baselen); | |
3191 | if (ret) | |
dafc88b1 | 3192 | goto out_free; |
b17e659d | 3193 | |
504ee129 | 3194 | store.multi_replace = (flags & CONFIG_FLAGS_MULTI_REPLACE) != 0; |
10bea152 | 3195 | |
0a5f5759 JK |
3196 | if (!config_filename) |
3197 | config_filename = filename_buf = git_pathdup("config"); | |
10bea152 JS |
3198 | |
3199 | /* | |
6cbf973c | 3200 | * The lock serves a purpose in addition to locking: the new |
10bea152 JS |
3201 | * contents of .git/config will be written into it. |
3202 | */ | |
bfffb48c | 3203 | fd = hold_lock_file_for_update(&lock, config_filename, 0); |
6cbf973c | 3204 | if (fd < 0) { |
a769bfc7 | 3205 | error_errno(_("could not lock config file %s"), config_filename); |
7a397419 | 3206 | ret = CONFIG_NO_LOCK; |
dafc88b1 | 3207 | goto out_free; |
10bea152 JS |
3208 | } |
3209 | ||
3210 | /* | |
3211 | * If .git/config does not exist yet, write a minimal version. | |
3212 | */ | |
88fb958b AR |
3213 | in_fd = open(config_filename, O_RDONLY); |
3214 | if ( in_fd < 0 ) { | |
88fb958b | 3215 | if ( ENOENT != errno ) { |
a769bfc7 | 3216 | error_errno(_("opening %s"), config_filename); |
7a397419 | 3217 | ret = CONFIG_INVALID_FILE; /* same as "invalid config file" */ |
dafc88b1 | 3218 | goto out_free; |
88fb958b | 3219 | } |
10bea152 | 3220 | /* if nothing to unset, error out */ |
afe8a907 | 3221 | if (!value) { |
7a397419 | 3222 | ret = CONFIG_NOTHING_SET; |
dafc88b1 | 3223 | goto out_free; |
10bea152 JS |
3224 | } |
3225 | ||
e7347cb9 MÅ |
3226 | free(store.key); |
3227 | store.key = xstrdup(key); | |
fee8572c JS |
3228 | if (write_section(fd, key, &store) < 0 || |
3229 | write_pair(fd, key, value, &store) < 0) | |
93c1e079 JH |
3230 | goto write_err_out; |
3231 | } else { | |
88fb958b | 3232 | struct stat st; |
3a1b3126 | 3233 | size_t copy_begin, copy_end; |
dc49cd76 | 3234 | int i, new_line = 0; |
6ae996f2 | 3235 | struct config_options opts; |
10bea152 | 3236 | |
afe8a907 | 3237 | if (!value_pattern) |
247e2f82 DS |
3238 | store.value_pattern = NULL; |
3239 | else if (value_pattern == CONFIG_REGEX_NONE) | |
3240 | store.value_pattern = CONFIG_REGEX_NONE; | |
c90702a1 DS |
3241 | else if (flags & CONFIG_FLAGS_FIXED_VALUE) |
3242 | store.fixed_value = value_pattern; | |
10bea152 | 3243 | else { |
247e2f82 | 3244 | if (value_pattern[0] == '!') { |
f98d863d | 3245 | store.do_not_match = 1; |
247e2f82 | 3246 | value_pattern++; |
f98d863d JS |
3247 | } else |
3248 | store.do_not_match = 0; | |
3249 | ||
247e2f82 DS |
3250 | store.value_pattern = (regex_t*)xmalloc(sizeof(regex_t)); |
3251 | if (regcomp(store.value_pattern, value_pattern, | |
10bea152 | 3252 | REG_EXTENDED)) { |
247e2f82 DS |
3253 | error(_("invalid pattern: %s"), value_pattern); |
3254 | FREE_AND_NULL(store.value_pattern); | |
7a397419 | 3255 | ret = CONFIG_INVALID_PATTERN; |
dafc88b1 | 3256 | goto out_free; |
10bea152 JS |
3257 | } |
3258 | } | |
3259 | ||
6ae996f2 JS |
3260 | ALLOC_GROW(store.parsed, 1, store.parsed_alloc); |
3261 | store.parsed[0].end = 0; | |
3262 | ||
3263 | memset(&opts, 0, sizeof(opts)); | |
3264 | opts.event_fn = store_aux_event; | |
3265 | opts.event_fn_data = &store; | |
10bea152 JS |
3266 | |
3267 | /* | |
6ae996f2 JS |
3268 | * After this, store.parsed will contain offsets of all the |
3269 | * parsed elements, and store.seen will contain a list of | |
3270 | * matches, as indices into store.parsed. | |
3271 | * | |
10bea152 JS |
3272 | * As a side effect, we make sure to transform only a valid |
3273 | * existing config file. | |
3274 | */ | |
6ae996f2 JS |
3275 | if (git_config_from_file_with_options(store_aux, |
3276 | config_filename, | |
809d8680 GC |
3277 | &store, CONFIG_SCOPE_UNKNOWN, |
3278 | &opts)) { | |
a769bfc7 | 3279 | error(_("invalid config file %s"), config_filename); |
7a397419 | 3280 | ret = CONFIG_INVALID_FILE; |
dafc88b1 | 3281 | goto out_free; |
10bea152 JS |
3282 | } |
3283 | ||
4ddba79d | 3284 | /* if nothing to unset, or too many matches, error out */ |
668b9ade | 3285 | if ((store.seen_nr == 0 && value == NULL) || |
504ee129 | 3286 | (store.seen_nr > 1 && !store.multi_replace)) { |
7a397419 | 3287 | ret = CONFIG_NOTHING_SET; |
dafc88b1 | 3288 | goto out_free; |
10bea152 JS |
3289 | } |
3290 | ||
29647d79 NTND |
3291 | if (fstat(in_fd, &st) == -1) { |
3292 | error_errno(_("fstat on %s failed"), config_filename); | |
3293 | ret = CONFIG_INVALID_FILE; | |
3294 | goto out_free; | |
3295 | } | |
3296 | ||
dc49cd76 | 3297 | contents_sz = xsize_t(st.st_size); |
1570856b JK |
3298 | contents = xmmap_gently(NULL, contents_sz, PROT_READ, |
3299 | MAP_PRIVATE, in_fd, 0); | |
3300 | if (contents == MAP_FAILED) { | |
0e8771f1 JK |
3301 | if (errno == ENODEV && S_ISDIR(st.st_mode)) |
3302 | errno = EISDIR; | |
dc059294 EW |
3303 | error_errno(_("unable to mmap '%s'%s"), |
3304 | config_filename, mmap_os_err()); | |
1570856b JK |
3305 | ret = CONFIG_INVALID_FILE; |
3306 | contents = NULL; | |
3307 | goto out_free; | |
3308 | } | |
10bea152 | 3309 | close(in_fd); |
54d160ec | 3310 | in_fd = -1; |
10bea152 | 3311 | |
bfffb48c | 3312 | if (chmod(get_lock_file_path(&lock), st.st_mode & 07777) < 0) { |
a769bfc7 | 3313 | error_errno(_("chmod on %s failed"), get_lock_file_path(&lock)); |
daa22c6f EW |
3314 | ret = CONFIG_NO_WRITE; |
3315 | goto out_free; | |
3316 | } | |
3317 | ||
6ae996f2 JS |
3318 | if (store.seen_nr == 0) { |
3319 | if (!store.seen_alloc) { | |
3320 | /* Did not see key nor section */ | |
3321 | ALLOC_GROW(store.seen, 1, store.seen_alloc); | |
3322 | store.seen[0] = store.parsed_nr | |
3323 | - !!store.parsed_nr; | |
3324 | } | |
668b9ade | 3325 | store.seen_nr = 1; |
6ae996f2 | 3326 | } |
4ddba79d | 3327 | |
668b9ade | 3328 | for (i = 0, copy_begin = 0; i < store.seen_nr; i++) { |
6ae996f2 JS |
3329 | size_t replace_end; |
3330 | int j = store.seen[i]; | |
3331 | ||
46fc89ce | 3332 | new_line = 0; |
6ae996f2 | 3333 | if (!store.key_seen) { |
c71d8bb3 JS |
3334 | copy_end = store.parsed[j].end; |
3335 | /* include '\n' when copying section header */ | |
3336 | if (copy_end > 0 && copy_end < contents_sz && | |
3337 | contents[copy_end - 1] != '\n' && | |
3338 | contents[copy_end] == '\n') | |
3339 | copy_end++; | |
3340 | replace_end = copy_end; | |
6ae996f2 JS |
3341 | } else { |
3342 | replace_end = store.parsed[j].end; | |
3343 | copy_end = store.parsed[j].begin; | |
22aedfcc | 3344 | if (!value) |
a263ea84 | 3345 | maybe_remove_section(&store, |
22aedfcc JS |
3346 | ©_end, |
3347 | &replace_end, &i); | |
6ae996f2 JS |
3348 | /* |
3349 | * Swallow preceding white-space on the same | |
3350 | * line. | |
3351 | */ | |
3352 | while (copy_end > 0 ) { | |
3353 | char c = contents[copy_end - 1]; | |
3354 | ||
3355 | if (isspace(c) && c != '\n') | |
3356 | copy_end--; | |
3357 | else | |
3358 | break; | |
3359 | } | |
3360 | } | |
4ddba79d | 3361 | |
02e5ba4a JK |
3362 | if (copy_end > 0 && contents[copy_end-1] != '\n') |
3363 | new_line = 1; | |
3364 | ||
4ddba79d JS |
3365 | /* write the first part of the config */ |
3366 | if (copy_end > copy_begin) { | |
93c1e079 | 3367 | if (write_in_full(fd, contents + copy_begin, |
efacf609 | 3368 | copy_end - copy_begin) < 0) |
93c1e079 JH |
3369 | goto write_err_out; |
3370 | if (new_line && | |
06f46f23 | 3371 | write_str_in_full(fd, "\n") < 0) |
93c1e079 | 3372 | goto write_err_out; |
4ddba79d | 3373 | } |
6ae996f2 | 3374 | copy_begin = replace_end; |
10bea152 JS |
3375 | } |
3376 | ||
10bea152 | 3377 | /* write the pair (value == NULL means unset) */ |
afe8a907 | 3378 | if (value) { |
5221c315 | 3379 | if (!store.section_seen) { |
fee8572c | 3380 | if (write_section(fd, key, &store) < 0) |
93c1e079 | 3381 | goto write_err_out; |
480c9e52 | 3382 | } |
fee8572c | 3383 | if (write_pair(fd, key, value, &store) < 0) |
93c1e079 | 3384 | goto write_err_out; |
10bea152 JS |
3385 | } |
3386 | ||
3387 | /* write the rest of the config */ | |
dc49cd76 | 3388 | if (copy_begin < contents_sz) |
93c1e079 | 3389 | if (write_in_full(fd, contents + copy_begin, |
efacf609 | 3390 | contents_sz - copy_begin) < 0) |
93c1e079 | 3391 | goto write_err_out; |
7a64592c KB |
3392 | |
3393 | munmap(contents, contents_sz); | |
3394 | contents = NULL; | |
10bea152 JS |
3395 | } |
3396 | ||
bfffb48c | 3397 | if (commit_lock_file(&lock) < 0) { |
a769bfc7 | 3398 | error_errno(_("could not write config file %s"), config_filename); |
7a397419 | 3399 | ret = CONFIG_NO_WRITE; |
dafc88b1 | 3400 | goto out_free; |
10bea152 JS |
3401 | } |
3402 | ||
dafc88b1 SH |
3403 | ret = 0; |
3404 | ||
3c8687a7 TA |
3405 | /* Invalidate the config cache */ |
3406 | git_config_clear(); | |
3407 | ||
dafc88b1 | 3408 | out_free: |
bfffb48c | 3409 | rollback_lock_file(&lock); |
0a5f5759 | 3410 | free(filename_buf); |
3a1b3126 JK |
3411 | if (contents) |
3412 | munmap(contents, contents_sz); | |
54d160ec SS |
3413 | if (in_fd >= 0) |
3414 | close(in_fd); | |
2a00e594 | 3415 | config_store_data_clear(&store); |
dafc88b1 | 3416 | return ret; |
93c1e079 JH |
3417 | |
3418 | write_err_out: | |
bfffb48c | 3419 | ret = write_error(get_lock_file_path(&lock)); |
93c1e079 JH |
3420 | goto out_free; |
3421 | ||
10bea152 JS |
3422 | } |
3423 | ||
3d180648 PS |
3424 | void git_config_set_multivar_in_file(const char *config_filename, |
3425 | const char *key, const char *value, | |
247e2f82 | 3426 | const char *value_pattern, unsigned flags) |
b4c8aba6 | 3427 | { |
1cae428e | 3428 | if (!git_config_set_multivar_in_file_gently(config_filename, key, value, |
247e2f82 | 3429 | value_pattern, flags)) |
1cae428e JK |
3430 | return; |
3431 | if (value) | |
8c3ca351 | 3432 | die(_("could not set '%s' to '%s'"), key, value); |
1cae428e JK |
3433 | else |
3434 | die(_("could not unset '%s'"), key); | |
b4c8aba6 PS |
3435 | } |
3436 | ||
30598ad0 | 3437 | int git_config_set_multivar_gently(const char *key, const char *value, |
247e2f82 | 3438 | const char *value_pattern, unsigned flags) |
5ec31182 | 3439 | { |
fe187339 DS |
3440 | return repo_config_set_multivar_gently(the_repository, key, value, |
3441 | value_pattern, flags); | |
3442 | } | |
3443 | ||
3444 | int repo_config_set_multivar_gently(struct repository *r, const char *key, | |
3445 | const char *value, | |
3446 | const char *value_pattern, unsigned flags) | |
3447 | { | |
3448 | char *file = repo_git_path(r, "config"); | |
3449 | int res = git_config_set_multivar_in_file_gently(file, | |
3450 | key, value, | |
3451 | value_pattern, | |
3452 | flags); | |
3453 | free(file); | |
3454 | return res; | |
5ec31182 RR |
3455 | } |
3456 | ||
3d180648 | 3457 | void git_config_set_multivar(const char *key, const char *value, |
247e2f82 | 3458 | const char *value_pattern, unsigned flags) |
5ec31182 | 3459 | { |
fe187339 DS |
3460 | git_config_set_multivar_in_file(git_path("config"), |
3461 | key, value, value_pattern, | |
504ee129 | 3462 | flags); |
5ec31182 RR |
3463 | } |
3464 | ||
e91cfe60 | 3465 | static size_t section_name_match (const char *buf, const char *name) |
118f8b24 | 3466 | { |
e91cfe60 TB |
3467 | size_t i = 0, j = 0; |
3468 | int dot = 0; | |
a4c0d463 AV |
3469 | if (buf[i] != '[') |
3470 | return 0; | |
3471 | for (i = 1; buf[i] && buf[i] != ']'; i++) { | |
118f8b24 PB |
3472 | if (!dot && isspace(buf[i])) { |
3473 | dot = 1; | |
3474 | if (name[j++] != '.') | |
3475 | break; | |
3476 | for (i++; isspace(buf[i]); i++) | |
3477 | ; /* do nothing */ | |
3478 | if (buf[i] != '"') | |
3479 | break; | |
3480 | continue; | |
3481 | } | |
3482 | if (buf[i] == '\\' && dot) | |
3483 | i++; | |
3484 | else if (buf[i] == '"' && dot) { | |
3485 | for (i++; isspace(buf[i]); i++) | |
3486 | ; /* do_nothing */ | |
3487 | break; | |
3488 | } | |
3489 | if (buf[i] != name[j++]) | |
3490 | break; | |
3491 | } | |
a4c0d463 AV |
3492 | if (buf[i] == ']' && name[j] == 0) { |
3493 | /* | |
3494 | * We match, now just find the right length offset by | |
3495 | * gobbling up any whitespace after it, as well | |
3496 | */ | |
3497 | i++; | |
3498 | for (; buf[i] && isspace(buf[i]); i++) | |
3499 | ; /* do nothing */ | |
3500 | return i; | |
3501 | } | |
3502 | return 0; | |
118f8b24 PB |
3503 | } |
3504 | ||
94a35b1a JK |
3505 | static int section_name_is_ok(const char *name) |
3506 | { | |
3507 | /* Empty section names are bogus. */ | |
3508 | if (!*name) | |
3509 | return 0; | |
3510 | ||
3511 | /* | |
3512 | * Before a dot, we must be alphanumeric or dash. After the first dot, | |
3513 | * anything goes, so we can stop checking. | |
3514 | */ | |
3515 | for (; *name && *name != '.'; name++) | |
3516 | if (*name != '-' && !isalnum(*name)) | |
3517 | return 0; | |
3518 | return 1; | |
3519 | } | |
3520 | ||
3bb3d6ba TB |
3521 | #define GIT_CONFIG_MAX_LINE_LEN (512 * 1024) |
3522 | ||
118f8b24 | 3523 | /* if new_name == NULL, the section is removed instead */ |
52d59cc6 | 3524 | static int git_config_copy_or_rename_section_in_file(const char *config_filename, |
fee8572c JS |
3525 | const char *old_name, |
3526 | const char *new_name, int copy) | |
0667fcfb | 3527 | { |
118f8b24 | 3528 | int ret = 0, remove = 0; |
42bd39b5 | 3529 | char *filename_buf = NULL; |
837e34eb | 3530 | struct lock_file lock = LOCK_INIT; |
0667fcfb | 3531 | int out_fd; |
a5bb10fd | 3532 | struct strbuf buf = STRBUF_INIT; |
4db7dbdb | 3533 | FILE *config_file = NULL; |
daa22c6f | 3534 | struct stat st; |
52d59cc6 | 3535 | struct strbuf copystr = STRBUF_INIT; |
fee8572c | 3536 | struct config_store_data store; |
3bb3d6ba | 3537 | uint32_t line_nr = 0; |
fee8572c JS |
3538 | |
3539 | memset(&store, 0, sizeof(store)); | |
0667fcfb | 3540 | |
94a35b1a | 3541 | if (new_name && !section_name_is_ok(new_name)) { |
a769bfc7 | 3542 | ret = error(_("invalid section name: %s"), new_name); |
c06fa62d | 3543 | goto out_no_rollback; |
94a35b1a JK |
3544 | } |
3545 | ||
42bd39b5 JK |
3546 | if (!config_filename) |
3547 | config_filename = filename_buf = git_pathdup("config"); | |
3548 | ||
837e34eb | 3549 | out_fd = hold_lock_file_for_update(&lock, config_filename, 0); |
fc1905bb | 3550 | if (out_fd < 0) { |
a769bfc7 | 3551 | ret = error(_("could not lock config file %s"), config_filename); |
fc1905bb JH |
3552 | goto out; |
3553 | } | |
0667fcfb | 3554 | |
fc1905bb | 3555 | if (!(config_file = fopen(config_filename, "rb"))) { |
11dc1fcb NTND |
3556 | ret = warn_on_fopen_errors(config_filename); |
3557 | if (ret) | |
3558 | goto out; | |
01ebb9dc | 3559 | /* no config file means nothing to rename, no error */ |
6e45b43f | 3560 | goto commit_and_out; |
fc1905bb | 3561 | } |
0667fcfb | 3562 | |
29647d79 NTND |
3563 | if (fstat(fileno(config_file), &st) == -1) { |
3564 | ret = error_errno(_("fstat on %s failed"), config_filename); | |
3565 | goto out; | |
3566 | } | |
daa22c6f | 3567 | |
837e34eb | 3568 | if (chmod(get_lock_file_path(&lock), st.st_mode & 07777) < 0) { |
a769bfc7 | 3569 | ret = error_errno(_("chmod on %s failed"), |
837e34eb | 3570 | get_lock_file_path(&lock)); |
daa22c6f EW |
3571 | goto out; |
3572 | } | |
3573 | ||
a5bb10fd | 3574 | while (!strbuf_getwholeline(&buf, config_file, '\n')) { |
e91cfe60 | 3575 | size_t i, length; |
52d59cc6 | 3576 | int is_section = 0; |
a5bb10fd | 3577 | char *output = buf.buf; |
3bb3d6ba TB |
3578 | |
3579 | line_nr++; | |
3580 | ||
3581 | if (buf.len >= GIT_CONFIG_MAX_LINE_LEN) { | |
3582 | ret = error(_("refusing to work with overly long line " | |
3583 | "in '%s' on line %"PRIuMAX), | |
3584 | config_filename, (uintmax_t)line_nr); | |
3585 | goto out; | |
3586 | } | |
3587 | ||
a5bb10fd | 3588 | for (i = 0; buf.buf[i] && isspace(buf.buf[i]); i++) |
0667fcfb | 3589 | ; /* do nothing */ |
a5bb10fd | 3590 | if (buf.buf[i] == '[') { |
0667fcfb | 3591 | /* it's a section */ |
e91cfe60 | 3592 | size_t offset; |
52d59cc6 SD |
3593 | is_section = 1; |
3594 | ||
3595 | /* | |
3596 | * When encountering a new section under -c we | |
3597 | * need to flush out any section we're already | |
3598 | * coping and begin anew. There might be | |
3599 | * multiple [branch "$name"] sections. | |
3600 | */ | |
3601 | if (copystr.len > 0) { | |
c5e3bc6e | 3602 | if (write_in_full(out_fd, copystr.buf, copystr.len) < 0) { |
0b646bca | 3603 | ret = write_error(get_lock_file_path(&lock)); |
52d59cc6 SD |
3604 | goto out; |
3605 | } | |
3606 | strbuf_reset(©str); | |
3607 | } | |
3608 | ||
a5bb10fd | 3609 | offset = section_name_match(&buf.buf[i], old_name); |
a4c0d463 | 3610 | if (offset > 0) { |
118f8b24 | 3611 | ret++; |
afe8a907 | 3612 | if (!new_name) { |
118f8b24 | 3613 | remove = 1; |
0667fcfb JS |
3614 | continue; |
3615 | } | |
0667fcfb | 3616 | store.baselen = strlen(new_name); |
52d59cc6 | 3617 | if (!copy) { |
fee8572c | 3618 | if (write_section(out_fd, new_name, &store) < 0) { |
0b646bca | 3619 | ret = write_error(get_lock_file_path(&lock)); |
52d59cc6 SD |
3620 | goto out; |
3621 | } | |
9a5abfc7 | 3622 | /* |
52d59cc6 SD |
3623 | * We wrote out the new section, with |
3624 | * a newline, now skip the old | |
3625 | * section's length | |
9a5abfc7 | 3626 | */ |
52d59cc6 SD |
3627 | output += offset + i; |
3628 | if (strlen(output) > 0) { | |
3629 | /* | |
3630 | * More content means there's | |
3631 | * a declaration to put on the | |
3632 | * next line; indent with a | |
3633 | * tab | |
3634 | */ | |
3635 | output -= 1; | |
3636 | output[0] = '\t'; | |
3637 | } | |
3638 | } else { | |
5e786ed3 | 3639 | strbuf_release(©str); |
fee8572c | 3640 | copystr = store_create_section(new_name, &store); |
9a5abfc7 | 3641 | } |
0667fcfb | 3642 | } |
118f8b24 | 3643 | remove = 0; |
0667fcfb | 3644 | } |
118f8b24 PB |
3645 | if (remove) |
3646 | continue; | |
9a5abfc7 | 3647 | length = strlen(output); |
52d59cc6 SD |
3648 | |
3649 | if (!is_section && copystr.len > 0) { | |
3650 | strbuf_add(©str, output, length); | |
3651 | } | |
3652 | ||
06f46f23 | 3653 | if (write_in_full(out_fd, output, length) < 0) { |
837e34eb | 3654 | ret = write_error(get_lock_file_path(&lock)); |
480c9e52 AW |
3655 | goto out; |
3656 | } | |
0667fcfb | 3657 | } |
52d59cc6 SD |
3658 | |
3659 | /* | |
3660 | * Copy a trailing section at the end of the config, won't be | |
3661 | * flushed by the usual "flush because we have a new section | |
3662 | * logic in the loop above. | |
3663 | */ | |
3664 | if (copystr.len > 0) { | |
c5e3bc6e | 3665 | if (write_in_full(out_fd, copystr.buf, copystr.len) < 0) { |
0b646bca | 3666 | ret = write_error(get_lock_file_path(&lock)); |
52d59cc6 SD |
3667 | goto out; |
3668 | } | |
3669 | strbuf_reset(©str); | |
3670 | } | |
3671 | ||
fc1905bb | 3672 | fclose(config_file); |
4db7dbdb | 3673 | config_file = NULL; |
6e45b43f | 3674 | commit_and_out: |
837e34eb | 3675 | if (commit_lock_file(&lock) < 0) |
a769bfc7 | 3676 | ret = error_errno(_("could not write config file %s"), |
f0658ec9 | 3677 | config_filename); |
8b590075 | 3678 | out: |
4db7dbdb JS |
3679 | if (config_file) |
3680 | fclose(config_file); | |
837e34eb | 3681 | rollback_lock_file(&lock); |
c06fa62d | 3682 | out_no_rollback: |
42bd39b5 | 3683 | free(filename_buf); |
2a00e594 | 3684 | config_store_data_clear(&store); |
a5bb10fd | 3685 | strbuf_release(&buf); |
003c1f11 | 3686 | strbuf_release(©str); |
0667fcfb JS |
3687 | return ret; |
3688 | } | |
40ea4ed9 | 3689 | |
52d59cc6 SD |
3690 | int git_config_rename_section_in_file(const char *config_filename, |
3691 | const char *old_name, const char *new_name) | |
3692 | { | |
3693 | return git_config_copy_or_rename_section_in_file(config_filename, | |
3694 | old_name, new_name, 0); | |
3695 | } | |
3696 | ||
42bd39b5 JK |
3697 | int git_config_rename_section(const char *old_name, const char *new_name) |
3698 | { | |
4a7bb5ba | 3699 | return git_config_rename_section_in_file(NULL, old_name, new_name); |
42bd39b5 JK |
3700 | } |
3701 | ||
52d59cc6 SD |
3702 | int git_config_copy_section_in_file(const char *config_filename, |
3703 | const char *old_name, const char *new_name) | |
3704 | { | |
3705 | return git_config_copy_or_rename_section_in_file(config_filename, | |
3706 | old_name, new_name, 1); | |
3707 | } | |
3708 | ||
3709 | int git_config_copy_section(const char *old_name, const char *new_name) | |
3710 | { | |
3711 | return git_config_copy_section_in_file(NULL, old_name, new_name); | |
3712 | } | |
3713 | ||
40ea4ed9 JH |
3714 | /* |
3715 | * Call this to report error for your variable that should not | |
3716 | * get a boolean value (i.e. "[my] var" means "true"). | |
3717 | */ | |
a469a101 | 3718 | #undef config_error_nonbool |
40ea4ed9 JH |
3719 | int config_error_nonbool(const char *var) |
3720 | { | |
a769bfc7 | 3721 | return error(_("missing value for '%s'"), var); |
40ea4ed9 | 3722 | } |
1b86bbb0 JK |
3723 | |
3724 | int parse_config_key(const char *var, | |
3725 | const char *section, | |
f5914f4b | 3726 | const char **subsection, size_t *subsection_len, |
1b86bbb0 JK |
3727 | const char **key) |
3728 | { | |
1b86bbb0 JK |
3729 | const char *dot; |
3730 | ||
3731 | /* Does it start with "section." ? */ | |
e3394fdc | 3732 | if (!skip_prefix(var, section, &var) || *var != '.') |
1b86bbb0 JK |
3733 | return -1; |
3734 | ||
3735 | /* | |
3736 | * Find the key; we don't know yet if we have a subsection, but we must | |
3737 | * parse backwards from the end, since the subsection may have dots in | |
3738 | * it, too. | |
3739 | */ | |
3740 | dot = strrchr(var, '.'); | |
3741 | *key = dot + 1; | |
3742 | ||
3743 | /* Did we have a subsection at all? */ | |
e3394fdc | 3744 | if (dot == var) { |
48f8d9f7 JK |
3745 | if (subsection) { |
3746 | *subsection = NULL; | |
3747 | *subsection_len = 0; | |
3748 | } | |
1b86bbb0 JK |
3749 | } |
3750 | else { | |
48f8d9f7 JK |
3751 | if (!subsection) |
3752 | return -1; | |
e3394fdc | 3753 | *subsection = var + 1; |
1b86bbb0 JK |
3754 | *subsection_len = dot - *subsection; |
3755 | } | |
3756 | ||
3757 | return 0; | |
3758 | } | |
473166b9 | 3759 | |
6021e1d1 | 3760 | const char *config_origin_type_name(enum config_origin_type type) |
e2016508 | 3761 | { |
1b8132d9 VA |
3762 | switch (type) { |
3763 | case CONFIG_ORIGIN_BLOB: | |
3764 | return "blob"; | |
3765 | case CONFIG_ORIGIN_FILE: | |
3766 | return "file"; | |
3767 | case CONFIG_ORIGIN_STDIN: | |
3768 | return "standard input"; | |
3769 | case CONFIG_ORIGIN_SUBMODULE_BLOB: | |
3770 | return "submodule-blob"; | |
3771 | case CONFIG_ORIGIN_CMDLINE: | |
3772 | return "command line"; | |
3773 | default: | |
033abf97 | 3774 | BUG("unknown config origin type"); |
1b8132d9 | 3775 | } |
473166b9 LS |
3776 | } |
3777 | ||
a5cb4204 MR |
3778 | const char *config_scope_name(enum config_scope scope) |
3779 | { | |
3780 | switch (scope) { | |
3781 | case CONFIG_SCOPE_SYSTEM: | |
3782 | return "system"; | |
3783 | case CONFIG_SCOPE_GLOBAL: | |
3784 | return "global"; | |
6dc905d9 MR |
3785 | case CONFIG_SCOPE_LOCAL: |
3786 | return "local"; | |
3787 | case CONFIG_SCOPE_WORKTREE: | |
3788 | return "worktree"; | |
6766e41b MR |
3789 | case CONFIG_SCOPE_COMMAND: |
3790 | return "command"; | |
9a83d088 MR |
3791 | case CONFIG_SCOPE_SUBMODULE: |
3792 | return "submodule"; | |
a5cb4204 MR |
3793 | default: |
3794 | return "unknown"; | |
3795 | } | |
3796 | } | |
3797 | ||
a73b3680 NTND |
3798 | int lookup_config(const char **mapping, int nr_mapping, const char *var) |
3799 | { | |
3800 | int i; | |
3801 | ||
3802 | for (i = 0; i < nr_mapping; i++) { | |
3803 | const char *name = mapping[i]; | |
3804 | ||
3805 | if (name && !strcasecmp(var, name)) | |
3806 | return i; | |
3807 | } | |
3808 | return -1; | |
3809 | } |