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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 | static int config_buf_fgetc(struct config_source *conf) |
99 | { | |
100 | if (conf->u.buf.pos < conf->u.buf.len) | |
101 | return conf->u.buf.buf[conf->u.buf.pos++]; | |
102 | ||
103 | return EOF; | |
104 | } | |
105 | ||
106 | static int config_buf_ungetc(int c, struct config_source *conf) | |
107 | { | |
1d0655c1 JK |
108 | if (conf->u.buf.pos > 0) { |
109 | conf->u.buf.pos--; | |
110 | if (conf->u.buf.buf[conf->u.buf.pos] != c) | |
033abf97 | 111 | BUG("config_buf can only ungetc the same character"); |
1d0655c1 JK |
112 | return c; |
113 | } | |
1bc88819 HV |
114 | |
115 | return EOF; | |
116 | } | |
117 | ||
118 | static long config_buf_ftell(struct config_source *conf) | |
119 | { | |
120 | return conf->u.buf.pos; | |
121 | } | |
122 | ||
ed69e11b JT |
123 | struct config_include_data { |
124 | int depth; | |
125 | config_fn_t fn; | |
126 | void *data; | |
127 | const struct config_options *opts; | |
399b1984 | 128 | struct git_config_source *config_source; |
9b6b06c1 | 129 | struct repository *repo; |
399b1984 JT |
130 | |
131 | /* | |
132 | * All remote URLs discovered when reading all config files. | |
133 | */ | |
134 | struct string_list *remote_urls; | |
ed69e11b JT |
135 | }; |
136 | #define CONFIG_INCLUDE_INIT { 0 } | |
137 | ||
a4e7e317 GC |
138 | static int git_config_include(const char *var, const char *value, |
139 | const struct config_context *ctx, void *data); | |
ed69e11b | 140 | |
9b25a0b5 | 141 | #define MAX_INCLUDE_DEPTH 10 |
a769bfc7 | 142 | static const char include_depth_advice[] = N_( |
9b25a0b5 JK |
143 | "exceeded maximum include depth (%d) while including\n" |
144 | " %s\n" | |
145 | "from\n" | |
146 | " %s\n" | |
27c929ed | 147 | "This might be due to circular includes."); |
908857a9 | 148 | static int handle_path_include(const struct key_value_info *kvi, |
26b66932 | 149 | const char *path, |
c97f3ed2 | 150 | struct config_include_data *inc) |
9b25a0b5 JK |
151 | { |
152 | int ret = 0; | |
153 | struct strbuf buf = STRBUF_INIT; | |
67beb600 | 154 | char *expanded; |
4c0a89fc | 155 | |
67beb600 JK |
156 | if (!path) |
157 | return config_error_nonbool("include.path"); | |
158 | ||
a03b097d | 159 | expanded = interpolate_path(path, 0); |
4c0a89fc | 160 | if (!expanded) |
a769bfc7 | 161 | return error(_("could not expand include path '%s'"), path); |
4c0a89fc | 162 | path = expanded; |
9b25a0b5 JK |
163 | |
164 | /* | |
165 | * Use an absolute path as-is, but interpret relative paths | |
166 | * based on the including config file. | |
167 | */ | |
168 | if (!is_absolute_path(path)) { | |
169 | char *slash; | |
170 | ||
908857a9 | 171 | if (!kvi || !kvi->path) { |
25ad7221 ÆAB |
172 | ret = error(_("relative config includes must come from files")); |
173 | goto cleanup; | |
174 | } | |
9b25a0b5 | 175 | |
908857a9 | 176 | slash = find_last_dir_sep(kvi->path); |
9b25a0b5 | 177 | if (slash) |
908857a9 | 178 | strbuf_add(&buf, kvi->path, slash - kvi->path + 1); |
9b25a0b5 JK |
179 | strbuf_addstr(&buf, path); |
180 | path = buf.buf; | |
181 | } | |
182 | ||
4698c8fe | 183 | if (!access_or_die(path, R_OK, 0)) { |
9b25a0b5 | 184 | if (++inc->depth > MAX_INCLUDE_DEPTH) |
a769bfc7 | 185 | die(_(include_depth_advice), MAX_INCLUDE_DEPTH, path, |
908857a9 GC |
186 | !kvi ? "<unknown>" : |
187 | kvi->filename ? kvi->filename : | |
3258258f | 188 | "the command line"); |
809d8680 | 189 | ret = git_config_from_file_with_options(git_config_include, path, inc, |
26b66932 | 190 | kvi->scope, NULL); |
9b25a0b5 JK |
191 | inc->depth--; |
192 | } | |
25ad7221 | 193 | cleanup: |
9b25a0b5 | 194 | strbuf_release(&buf); |
4c0a89fc | 195 | free(expanded); |
9b25a0b5 JK |
196 | return ret; |
197 | } | |
198 | ||
07b2c0ea DL |
199 | static void add_trailing_starstar_for_dir(struct strbuf *pat) |
200 | { | |
201 | if (pat->len && is_dir_sep(pat->buf[pat->len - 1])) | |
202 | strbuf_addstr(pat, "**"); | |
203 | } | |
204 | ||
908857a9 | 205 | static int prepare_include_condition_pattern(const struct key_value_info *kvi, |
c97f3ed2 | 206 | struct strbuf *pat) |
3efd0bed NTND |
207 | { |
208 | struct strbuf path = STRBUF_INIT; | |
209 | char *expanded; | |
210 | int prefix = 0; | |
211 | ||
a03b097d | 212 | expanded = interpolate_path(pat->buf, 1); |
3efd0bed NTND |
213 | if (expanded) { |
214 | strbuf_reset(pat); | |
215 | strbuf_addstr(pat, expanded); | |
216 | free(expanded); | |
217 | } | |
218 | ||
219 | if (pat->buf[0] == '.' && is_dir_sep(pat->buf[1])) { | |
220 | const char *slash; | |
221 | ||
908857a9 | 222 | if (!kvi || !kvi->path) |
3efd0bed NTND |
223 | return error(_("relative config include " |
224 | "conditionals must come from files")); | |
225 | ||
908857a9 | 226 | strbuf_realpath(&path, kvi->path, 1); |
3efd0bed NTND |
227 | slash = find_last_dir_sep(path.buf); |
228 | if (!slash) | |
033abf97 | 229 | BUG("how is this possible?"); |
3efd0bed NTND |
230 | strbuf_splice(pat, 0, 1, path.buf, slash - path.buf); |
231 | prefix = slash - path.buf + 1 /* slash */; | |
232 | } else if (!is_absolute_path(pat->buf)) | |
a91cc7fa | 233 | strbuf_insertstr(pat, 0, "**/"); |
3efd0bed | 234 | |
07b2c0ea | 235 | add_trailing_starstar_for_dir(pat); |
3efd0bed NTND |
236 | |
237 | strbuf_release(&path); | |
238 | return prefix; | |
239 | } | |
240 | ||
908857a9 | 241 | static int include_by_gitdir(const struct key_value_info *kvi, |
c97f3ed2 | 242 | const struct config_options *opts, |
2185fde5 | 243 | const char *cond, size_t cond_len, int icase) |
3efd0bed NTND |
244 | { |
245 | struct strbuf text = STRBUF_INIT; | |
246 | struct strbuf pattern = STRBUF_INIT; | |
247 | int ret = 0, prefix; | |
2185fde5 | 248 | const char *git_dir; |
0624c63c | 249 | int already_tried_absolute = 0; |
3efd0bed | 250 | |
2185fde5 NTND |
251 | if (opts->git_dir) |
252 | git_dir = opts->git_dir; | |
2185fde5 NTND |
253 | else |
254 | goto done; | |
255 | ||
c9672ba4 | 256 | strbuf_realpath(&text, git_dir, 1); |
3efd0bed | 257 | strbuf_add(&pattern, cond, cond_len); |
908857a9 | 258 | prefix = prepare_include_condition_pattern(kvi, &pattern); |
3efd0bed | 259 | |
0624c63c | 260 | again: |
3efd0bed NTND |
261 | if (prefix < 0) |
262 | goto done; | |
263 | ||
264 | if (prefix > 0) { | |
265 | /* | |
266 | * perform literal matching on the prefix part so that | |
267 | * any wildcard character in it can't create side effects. | |
268 | */ | |
269 | if (text.len < prefix) | |
270 | goto done; | |
271 | if (!icase && strncmp(pattern.buf, text.buf, prefix)) | |
272 | goto done; | |
273 | if (icase && strncasecmp(pattern.buf, text.buf, prefix)) | |
274 | goto done; | |
275 | } | |
276 | ||
277 | ret = !wildmatch(pattern.buf + prefix, text.buf + prefix, | |
19e7fdaa | 278 | WM_PATHNAME | (icase ? WM_CASEFOLD : 0)); |
3efd0bed | 279 | |
0624c63c ÆAB |
280 | if (!ret && !already_tried_absolute) { |
281 | /* | |
282 | * We've tried e.g. matching gitdir:~/work, but if | |
283 | * ~/work is a symlink to /mnt/storage/work | |
284 | * strbuf_realpath() will expand it, so the rule won't | |
285 | * match. Let's match against a | |
286 | * strbuf_add_absolute_path() version of the path, | |
287 | * which'll do the right thing | |
288 | */ | |
289 | strbuf_reset(&text); | |
290 | strbuf_add_absolute_path(&text, git_dir); | |
291 | already_tried_absolute = 1; | |
292 | goto again; | |
293 | } | |
3efd0bed NTND |
294 | done: |
295 | strbuf_release(&pattern); | |
296 | strbuf_release(&text); | |
297 | return ret; | |
298 | } | |
299 | ||
07b2c0ea DL |
300 | static int include_by_branch(const char *cond, size_t cond_len) |
301 | { | |
302 | int flags; | |
303 | int ret; | |
304 | struct strbuf pattern = STRBUF_INIT; | |
22932d91 | 305 | const char *refname = !the_repository->gitdir ? |
85fe0e80 | 306 | NULL : resolve_ref_unsafe("HEAD", 0, NULL, &flags); |
07b2c0ea DL |
307 | const char *shortname; |
308 | ||
309 | if (!refname || !(flags & REF_ISSYMREF) || | |
310 | !skip_prefix(refname, "refs/heads/", &shortname)) | |
311 | return 0; | |
312 | ||
313 | strbuf_add(&pattern, cond, cond_len); | |
314 | add_trailing_starstar_for_dir(&pattern); | |
315 | ret = !wildmatch(pattern.buf, shortname, WM_PATHNAME); | |
316 | strbuf_release(&pattern); | |
317 | return ret; | |
318 | } | |
319 | ||
a4e7e317 GC |
320 | static int add_remote_url(const char *var, const char *value, |
321 | const struct config_context *ctx UNUSED, void *data) | |
399b1984 JT |
322 | { |
323 | struct string_list *remote_urls = data; | |
324 | const char *remote_name; | |
325 | size_t remote_name_len; | |
326 | const char *key; | |
327 | ||
328 | if (!parse_config_key(var, "remote", &remote_name, &remote_name_len, | |
329 | &key) && | |
330 | remote_name && | |
331 | !strcmp(key, "url")) | |
332 | string_list_append(remote_urls, value); | |
333 | return 0; | |
334 | } | |
335 | ||
336 | static void populate_remote_urls(struct config_include_data *inc) | |
337 | { | |
338 | struct config_options opts; | |
339 | ||
399b1984 JT |
340 | opts = *inc->opts; |
341 | opts.unconditional_remote_url = 1; | |
342 | ||
399b1984 JT |
343 | inc->remote_urls = xmalloc(sizeof(*inc->remote_urls)); |
344 | string_list_init_dup(inc->remote_urls); | |
9b6b06c1 VD |
345 | config_with_options(add_remote_url, inc->remote_urls, |
346 | inc->config_source, inc->repo, &opts); | |
399b1984 JT |
347 | } |
348 | ||
5cf88fd8 | 349 | static int forbid_remote_url(const char *var, const char *value UNUSED, |
a4e7e317 | 350 | const struct config_context *ctx UNUSED, |
5cf88fd8 | 351 | void *data UNUSED) |
399b1984 JT |
352 | { |
353 | const char *remote_name; | |
354 | size_t remote_name_len; | |
355 | const char *key; | |
356 | ||
357 | if (!parse_config_key(var, "remote", &remote_name, &remote_name_len, | |
358 | &key) && | |
359 | remote_name && | |
360 | !strcmp(key, "url")) | |
361 | die(_("remote URLs cannot be configured in file directly or indirectly included by includeIf.hasconfig:remote.*.url")); | |
362 | return 0; | |
363 | } | |
364 | ||
365 | static int at_least_one_url_matches_glob(const char *glob, int glob_len, | |
366 | struct string_list *remote_urls) | |
367 | { | |
368 | struct strbuf pattern = STRBUF_INIT; | |
369 | struct string_list_item *url_item; | |
370 | int found = 0; | |
371 | ||
372 | strbuf_add(&pattern, glob, glob_len); | |
373 | for_each_string_list_item(url_item, remote_urls) { | |
374 | if (!wildmatch(pattern.buf, url_item->string, WM_PATHNAME)) { | |
375 | found = 1; | |
376 | break; | |
377 | } | |
378 | } | |
379 | strbuf_release(&pattern); | |
380 | return found; | |
381 | } | |
382 | ||
383 | static int include_by_remote_url(struct config_include_data *inc, | |
384 | const char *cond, size_t cond_len) | |
385 | { | |
386 | if (inc->opts->unconditional_remote_url) | |
387 | return 1; | |
388 | if (!inc->remote_urls) | |
389 | populate_remote_urls(inc); | |
390 | return at_least_one_url_matches_glob(cond, cond_len, | |
391 | inc->remote_urls); | |
392 | } | |
393 | ||
908857a9 | 394 | static int include_condition_is_true(const struct key_value_info *kvi, |
c97f3ed2 | 395 | struct config_include_data *inc, |
2185fde5 | 396 | const char *cond, size_t cond_len) |
3efd0bed | 397 | { |
399b1984 | 398 | const struct config_options *opts = inc->opts; |
3efd0bed NTND |
399 | |
400 | if (skip_prefix_mem(cond, cond_len, "gitdir:", &cond, &cond_len)) | |
908857a9 | 401 | return include_by_gitdir(kvi, opts, cond, cond_len, 0); |
3efd0bed | 402 | else if (skip_prefix_mem(cond, cond_len, "gitdir/i:", &cond, &cond_len)) |
908857a9 | 403 | return include_by_gitdir(kvi, opts, cond, cond_len, 1); |
07b2c0ea DL |
404 | else if (skip_prefix_mem(cond, cond_len, "onbranch:", &cond, &cond_len)) |
405 | return include_by_branch(cond, cond_len); | |
399b1984 JT |
406 | else if (skip_prefix_mem(cond, cond_len, "hasconfig:remote.*.url:", &cond, |
407 | &cond_len)) | |
408 | return include_by_remote_url(inc, cond, cond_len); | |
3efd0bed NTND |
409 | |
410 | /* unknown conditionals are always false */ | |
411 | return 0; | |
412 | } | |
413 | ||
a4e7e317 GC |
414 | static int git_config_include(const char *var, const char *value, |
415 | const struct config_context *ctx, | |
416 | void *data) | |
9b25a0b5 JK |
417 | { |
418 | struct config_include_data *inc = data; | |
3efd0bed | 419 | const char *cond, *key; |
f5914f4b | 420 | size_t cond_len; |
9b25a0b5 JK |
421 | int ret; |
422 | ||
423 | /* | |
424 | * Pass along all values, including "include" directives; this makes it | |
425 | * possible to query information on the includes themselves. | |
426 | */ | |
809d8680 | 427 | ret = inc->fn(var, value, ctx, inc->data); |
9b25a0b5 JK |
428 | if (ret < 0) |
429 | return ret; | |
430 | ||
37007c3a | 431 | if (!strcmp(var, "include.path")) |
908857a9 | 432 | ret = handle_path_include(ctx->kvi, value, inc); |
3efd0bed NTND |
433 | |
434 | if (!parse_config_key(var, "includeif", &cond, &cond_len, &key) && | |
908857a9 | 435 | cond && include_condition_is_true(ctx->kvi, inc, cond, cond_len) && |
399b1984 JT |
436 | !strcmp(key, "path")) { |
437 | config_fn_t old_fn = inc->fn; | |
438 | ||
439 | if (inc->opts->unconditional_remote_url) | |
440 | inc->fn = forbid_remote_url; | |
908857a9 | 441 | ret = handle_path_include(ctx->kvi, value, inc); |
399b1984 JT |
442 | inc->fn = old_fn; |
443 | } | |
3efd0bed | 444 | |
9b25a0b5 JK |
445 | return ret; |
446 | } | |
447 | ||
1ff21c05 | 448 | static void git_config_push_split_parameter(const char *key, const char *value) |
2b64fc89 JK |
449 | { |
450 | struct strbuf env = STRBUF_INIT; | |
451 | const char *old = getenv(CONFIG_DATA_ENVIRONMENT); | |
d1f88498 | 452 | if (old && *old) { |
2b64fc89 JK |
453 | strbuf_addstr(&env, old); |
454 | strbuf_addch(&env, ' '); | |
455 | } | |
1ff21c05 PS |
456 | sq_quote_buf(&env, key); |
457 | strbuf_addch(&env, '='); | |
458 | if (value) | |
459 | sq_quote_buf(&env, value); | |
2b64fc89 JK |
460 | setenv(CONFIG_DATA_ENVIRONMENT, env.buf, 1); |
461 | strbuf_release(&env); | |
462 | } | |
463 | ||
1ff21c05 PS |
464 | void git_config_push_parameter(const char *text) |
465 | { | |
466 | const char *value; | |
467 | ||
468 | /* | |
469 | * When we see: | |
470 | * | |
471 | * section.subsection=with=equals.key=value | |
472 | * | |
473 | * we cannot tell if it means: | |
474 | * | |
475 | * [section "subsection=with=equals"] | |
476 | * key = value | |
477 | * | |
478 | * or: | |
479 | * | |
480 | * [section] | |
481 | * subsection = with=equals.key=value | |
482 | * | |
483 | * We parse left-to-right for the first "=", meaning we'll prefer to | |
484 | * keep the value intact over the subsection. This is historical, but | |
485 | * also sensible since values are more likely to contain odd or | |
486 | * untrusted input than a section name. | |
487 | * | |
488 | * A missing equals is explicitly allowed (as a bool-only entry). | |
489 | */ | |
490 | value = strchr(text, '='); | |
491 | if (value) { | |
492 | char *key = xmemdupz(text, value - text); | |
493 | git_config_push_split_parameter(key, value + 1); | |
494 | free(key); | |
495 | } else { | |
496 | git_config_push_split_parameter(text, NULL); | |
497 | } | |
498 | } | |
499 | ||
ce81b1da PS |
500 | void git_config_push_env(const char *spec) |
501 | { | |
1ff21c05 | 502 | char *key; |
ce81b1da PS |
503 | const char *env_name; |
504 | const char *env_value; | |
505 | ||
506 | env_name = strrchr(spec, '='); | |
507 | if (!env_name) | |
508 | die(_("invalid config format: %s"), spec); | |
1ff21c05 | 509 | key = xmemdupz(spec, env_name - spec); |
ce81b1da PS |
510 | env_name++; |
511 | if (!*env_name) | |
512 | die(_("missing environment variable name for configuration '%.*s'"), | |
513 | (int)(env_name - spec - 1), spec); | |
514 | ||
515 | env_value = getenv(env_name); | |
516 | if (!env_value) | |
517 | die(_("missing environment variable '%s' for configuration '%.*s'"), | |
518 | env_name, (int)(env_name - spec - 1), spec); | |
519 | ||
1ff21c05 PS |
520 | git_config_push_split_parameter(key, env_value); |
521 | free(key); | |
ce81b1da PS |
522 | } |
523 | ||
ee98df3f JH |
524 | static inline int iskeychar(int c) |
525 | { | |
526 | return isalnum(c) || c == '-'; | |
527 | } | |
528 | ||
529 | /* | |
530 | * Auxiliary function to sanity-check and split the key into the section | |
531 | * identifier and variable name. | |
532 | * | |
533 | * Returns 0 on success, -1 when there is an invalid character in the key and | |
534 | * -2 if there is no section name in the key. | |
535 | * | |
536 | * store_key - pointer to char* which will hold a copy of the key with | |
537 | * lowercase section and variable name | |
f011a965 | 538 | * baselen - pointer to size_t which will hold the length of the |
ee98df3f JH |
539 | * section + subsection part, can be NULL |
540 | */ | |
73c5f670 | 541 | int git_config_parse_key(const char *key, char **store_key, size_t *baselen_) |
ee98df3f | 542 | { |
f011a965 JK |
543 | size_t i, baselen; |
544 | int dot; | |
ee98df3f JH |
545 | const char *last_dot = strrchr(key, '.'); |
546 | ||
547 | /* | |
548 | * Since "key" actually contains the section name and the real | |
549 | * key name separated by a dot, we have to know where the dot is. | |
550 | */ | |
551 | ||
552 | if (last_dot == NULL || last_dot == key) { | |
73c5f670 | 553 | error(_("key does not contain a section: %s"), key); |
ee98df3f JH |
554 | return -CONFIG_NO_SECTION_OR_NAME; |
555 | } | |
556 | ||
557 | if (!last_dot[1]) { | |
73c5f670 | 558 | error(_("key does not contain variable name: %s"), key); |
ee98df3f JH |
559 | return -CONFIG_NO_SECTION_OR_NAME; |
560 | } | |
561 | ||
562 | baselen = last_dot - key; | |
563 | if (baselen_) | |
564 | *baselen_ = baselen; | |
565 | ||
566 | /* | |
567 | * Validate the key and while at it, lower case it for matching. | |
568 | */ | |
73c5f670 | 569 | *store_key = xmallocz(strlen(key)); |
ee98df3f JH |
570 | |
571 | dot = 0; | |
572 | for (i = 0; key[i]; i++) { | |
573 | unsigned char c = key[i]; | |
574 | if (c == '.') | |
575 | dot = 1; | |
576 | /* Leave the extended basename untouched.. */ | |
577 | if (!dot || i > baselen) { | |
578 | if (!iskeychar(c) || | |
579 | (i == baselen + 1 && !isalpha(c))) { | |
73c5f670 | 580 | error(_("invalid key: %s"), key); |
ee98df3f JH |
581 | goto out_free_ret_1; |
582 | } | |
583 | c = tolower(c); | |
584 | } else if (c == '\n') { | |
73c5f670 | 585 | error(_("invalid key (newline): %s"), key); |
ee98df3f JH |
586 | goto out_free_ret_1; |
587 | } | |
73c5f670 | 588 | (*store_key)[i] = c; |
ee98df3f JH |
589 | } |
590 | ||
591 | return 0; | |
592 | ||
593 | out_free_ret_1: | |
73c5f670 | 594 | FREE_AND_NULL(*store_key); |
ee98df3f JH |
595 | return -CONFIG_INVALID_KEY; |
596 | } | |
597 | ||
b342ae61 | 598 | static int config_parse_pair(const char *key, const char *value, |
26b66932 GC |
599 | struct key_value_info *kvi, |
600 | config_fn_t fn, void *data) | |
b342ae61 PS |
601 | { |
602 | char *canonical_name; | |
603 | int ret; | |
26b66932 GC |
604 | struct config_context ctx = { |
605 | .kvi = kvi, | |
606 | }; | |
b342ae61 PS |
607 | |
608 | if (!strlen(key)) | |
609 | return error(_("empty config key")); | |
610 | if (git_config_parse_key(key, &canonical_name, NULL)) | |
611 | return -1; | |
612 | ||
26b66932 | 613 | ret = (fn(canonical_name, value, &ctx, data) < 0) ? -1 : 0; |
b342ae61 PS |
614 | free(canonical_name); |
615 | return ret; | |
616 | } | |
617 | ||
26b66932 GC |
618 | |
619 | /* for values read from `git_config_from_parameters()` */ | |
620 | void kvi_from_param(struct key_value_info *out) | |
621 | { | |
622 | out->filename = NULL; | |
623 | out->linenr = -1; | |
624 | out->origin_type = CONFIG_ORIGIN_CMDLINE; | |
625 | out->scope = CONFIG_SCOPE_COMMAND; | |
908857a9 | 626 | out->path = NULL; |
26b66932 GC |
627 | } |
628 | ||
2496844b JK |
629 | int git_config_parse_parameter(const char *text, |
630 | config_fn_t fn, void *data) | |
8b1fa778 | 631 | { |
a789ca70 | 632 | const char *value; |
572e4f6a | 633 | struct strbuf **pair; |
1274a155 | 634 | int ret; |
26b66932 GC |
635 | struct key_value_info kvi = KVI_INIT; |
636 | ||
637 | kvi_from_param(&kvi); | |
a789ca70 | 638 | |
f77bccae | 639 | pair = strbuf_split_str(text, '=', 2); |
c5d6350b | 640 | if (!pair[0]) |
a769bfc7 | 641 | return error(_("bogus config parameter: %s"), text); |
a789ca70 JH |
642 | |
643 | if (pair[0]->len && pair[0]->buf[pair[0]->len - 1] == '=') { | |
572e4f6a | 644 | strbuf_setlen(pair[0], pair[0]->len - 1); |
a789ca70 JH |
645 | value = pair[1] ? pair[1]->buf : ""; |
646 | } else { | |
647 | value = NULL; | |
648 | } | |
649 | ||
572e4f6a AR |
650 | strbuf_trim(pair[0]); |
651 | if (!pair[0]->len) { | |
652 | strbuf_list_free(pair); | |
a769bfc7 | 653 | return error(_("bogus config parameter: %s"), text); |
8b1fa778 | 654 | } |
1274a155 | 655 | |
26b66932 | 656 | ret = config_parse_pair(pair[0]->buf, value, &kvi, fn, data); |
572e4f6a | 657 | strbuf_list_free(pair); |
1274a155 | 658 | return ret; |
8b1fa778 AR |
659 | } |
660 | ||
26b66932 GC |
661 | static int parse_config_env_list(char *env, struct key_value_info *kvi, |
662 | config_fn_t fn, void *data) | |
f9dbb64f JK |
663 | { |
664 | char *cur = env; | |
665 | while (cur && *cur) { | |
666 | const char *key = sq_dequote_step(cur, &cur); | |
667 | if (!key) | |
668 | return error(_("bogus format in %s"), | |
669 | CONFIG_DATA_ENVIRONMENT); | |
670 | ||
671 | if (!cur || isspace(*cur)) { | |
672 | /* old-style 'key=value' */ | |
673 | if (git_config_parse_parameter(key, fn, data) < 0) | |
674 | return -1; | |
675 | } | |
676 | else if (*cur == '=') { | |
677 | /* new-style 'key'='value' */ | |
678 | const char *value; | |
679 | ||
680 | cur++; | |
681 | if (*cur == '\'') { | |
682 | /* quoted value */ | |
683 | value = sq_dequote_step(cur, &cur); | |
684 | if (!value || (cur && !isspace(*cur))) { | |
685 | return error(_("bogus format in %s"), | |
686 | CONFIG_DATA_ENVIRONMENT); | |
687 | } | |
688 | } else if (!*cur || isspace(*cur)) { | |
689 | /* implicit bool: 'key'= */ | |
690 | value = NULL; | |
691 | } else { | |
692 | return error(_("bogus format in %s"), | |
693 | CONFIG_DATA_ENVIRONMENT); | |
694 | } | |
695 | ||
26b66932 | 696 | if (config_parse_pair(key, value, kvi, fn, data) < 0) |
f9dbb64f JK |
697 | return -1; |
698 | } | |
699 | else { | |
700 | /* unknown format */ | |
701 | return error(_("bogus format in %s"), | |
702 | CONFIG_DATA_ENVIRONMENT); | |
703 | } | |
704 | ||
705 | if (cur) { | |
706 | while (isspace(*cur)) | |
707 | cur++; | |
708 | } | |
709 | } | |
710 | return 0; | |
711 | } | |
712 | ||
06eb708f JK |
713 | int git_config_from_parameters(config_fn_t fn, void *data) |
714 | { | |
d8d77153 PS |
715 | const char *env; |
716 | struct strbuf envvar = STRBUF_INIT; | |
717 | struct strvec to_free = STRVEC_INIT; | |
a77d6db6 | 718 | int ret = 0; |
d8d77153 | 719 | char *envw = NULL; |
26b66932 | 720 | struct key_value_info kvi = KVI_INIT; |
3258258f | 721 | |
26b66932 | 722 | kvi_from_param(&kvi); |
d8d77153 PS |
723 | env = getenv(CONFIG_COUNT_ENVIRONMENT); |
724 | if (env) { | |
725 | unsigned long count; | |
726 | char *endp; | |
727 | int i; | |
2b64fc89 | 728 | |
d8d77153 PS |
729 | count = strtoul(env, &endp, 10); |
730 | if (*endp) { | |
731 | ret = error(_("bogus count in %s"), CONFIG_COUNT_ENVIRONMENT); | |
732 | goto out; | |
733 | } | |
734 | if (count > INT_MAX) { | |
735 | ret = error(_("too many entries in %s"), CONFIG_COUNT_ENVIRONMENT); | |
736 | goto out; | |
737 | } | |
738 | ||
739 | for (i = 0; i < count; i++) { | |
740 | const char *key, *value; | |
741 | ||
742 | strbuf_addf(&envvar, "GIT_CONFIG_KEY_%d", i); | |
743 | key = getenv_safe(&to_free, envvar.buf); | |
744 | if (!key) { | |
745 | ret = error(_("missing config key %s"), envvar.buf); | |
746 | goto out; | |
747 | } | |
748 | strbuf_reset(&envvar); | |
749 | ||
750 | strbuf_addf(&envvar, "GIT_CONFIG_VALUE_%d", i); | |
751 | value = getenv_safe(&to_free, envvar.buf); | |
752 | if (!value) { | |
753 | ret = error(_("missing config value %s"), envvar.buf); | |
754 | goto out; | |
755 | } | |
756 | strbuf_reset(&envvar); | |
757 | ||
26b66932 | 758 | if (config_parse_pair(key, value, &kvi, fn, data) < 0) { |
d8d77153 PS |
759 | ret = -1; |
760 | goto out; | |
761 | } | |
762 | } | |
2b64fc89 JK |
763 | } |
764 | ||
d8d77153 PS |
765 | env = getenv(CONFIG_DATA_ENVIRONMENT); |
766 | if (env) { | |
767 | /* sq_dequote will write over it */ | |
768 | envw = xstrdup(env); | |
26b66932 | 769 | if (parse_config_env_list(envw, &kvi, fn, data) < 0) { |
a77d6db6 JK |
770 | ret = -1; |
771 | goto out; | |
2b64fc89 JK |
772 | } |
773 | } | |
774 | ||
a77d6db6 | 775 | out: |
d8d77153 PS |
776 | strbuf_release(&envvar); |
777 | strvec_clear(&to_free); | |
2b64fc89 | 778 | free(envw); |
a77d6db6 | 779 | return ret; |
2b64fc89 JK |
780 | } |
781 | ||
9b4a6553 | 782 | static int get_next_char(struct config_source *cs) |
17712991 | 783 | { |
9b4a6553 | 784 | int c = cs->do_fgetc(cs); |
17712991 | 785 | |
dbb9a812 HV |
786 | if (c == '\r') { |
787 | /* DOS like systems */ | |
9b4a6553 | 788 | c = cs->do_fgetc(cs); |
dbb9a812 | 789 | if (c != '\n') { |
5e0be134 | 790 | if (c != EOF) |
9b4a6553 | 791 | cs->do_ungetc(c, cs); |
dbb9a812 | 792 | c = '\r'; |
17712991 LT |
793 | } |
794 | } | |
348482de | 795 | |
9b4a6553 | 796 | if (c != EOF && ++cs->total_len > INT_MAX) { |
348482de JK |
797 | /* |
798 | * This is an absurdly long config file; refuse to parse | |
799 | * further in order to protect downstream code from integer | |
800 | * overflows. Note that we can't return an error specifically, | |
801 | * but we can mark EOF and put trash in the return value, | |
802 | * which will trigger a parse error. | |
803 | */ | |
9b4a6553 | 804 | cs->eof = 1; |
348482de JK |
805 | return 0; |
806 | } | |
807 | ||
dbb9a812 | 808 | if (c == '\n') |
9b4a6553 | 809 | cs->linenr++; |
dbb9a812 | 810 | if (c == EOF) { |
9b4a6553 GC |
811 | cs->eof = 1; |
812 | cs->linenr++; | |
dbb9a812 HV |
813 | c = '\n'; |
814 | } | |
17712991 LT |
815 | return c; |
816 | } | |
817 | ||
9b4a6553 | 818 | static char *parse_value(struct config_source *cs) |
17712991 | 819 | { |
f0b89444 DS |
820 | int quote = 0, comment = 0; |
821 | size_t trim_len = 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 | } |
f0b89444 DS |
831 | if (trim_len) |
832 | strbuf_setlen(&cs->value, trim_len); | |
9b4a6553 | 833 | return cs->value.buf; |
17712991 LT |
834 | } |
835 | if (comment) | |
836 | continue; | |
837 | if (isspace(c) && !quote) { | |
f0b89444 DS |
838 | if (!trim_len) |
839 | trim_len = cs->value.len; | |
9b4a6553 | 840 | if (cs->value.len) |
f0b89444 | 841 | strbuf_addch(&cs->value, c); |
17712991 LT |
842 | continue; |
843 | } | |
7ebdba61 JS |
844 | if (!quote) { |
845 | if (c == ';' || c == '#') { | |
846 | comment = 1; | |
847 | continue; | |
848 | } | |
849 | } | |
f0b89444 DS |
850 | if (trim_len) |
851 | trim_len = 0; | |
17712991 | 852 | if (c == '\\') { |
9b4a6553 | 853 | c = get_next_char(cs); |
17712991 LT |
854 | switch (c) { |
855 | case '\n': | |
856 | continue; | |
857 | case 't': | |
858 | c = '\t'; | |
859 | break; | |
860 | case 'b': | |
861 | c = '\b'; | |
862 | break; | |
863 | case 'n': | |
864 | c = '\n'; | |
865 | break; | |
5cbb401d LT |
866 | /* Some characters escape as themselves */ |
867 | case '\\': case '"': | |
868 | break; | |
869 | /* Reject unknown escape sequences */ | |
870 | default: | |
871 | return NULL; | |
17712991 | 872 | } |
9b4a6553 | 873 | strbuf_addch(&cs->value, c); |
17712991 LT |
874 | continue; |
875 | } | |
876 | if (c == '"') { | |
0d49b1e5 | 877 | quote = 1 - quote; |
17712991 LT |
878 | continue; |
879 | } | |
9b4a6553 | 880 | strbuf_addch(&cs->value, c); |
17712991 LT |
881 | } |
882 | } | |
883 | ||
809d8680 GC |
884 | static int get_value(struct config_source *cs, struct key_value_info *kvi, |
885 | config_fn_t fn, void *data, struct strbuf *name) | |
17712991 LT |
886 | { |
887 | int c; | |
888 | char *value; | |
b3b3f60b | 889 | int ret; |
809d8680 GC |
890 | struct config_context ctx = { |
891 | .kvi = kvi, | |
892 | }; | |
17712991 LT |
893 | |
894 | /* Get the full name */ | |
895 | for (;;) { | |
9b4a6553 GC |
896 | c = get_next_char(cs); |
897 | if (cs->eof) | |
17712991 | 898 | break; |
38c5afa8 | 899 | if (!iskeychar(c)) |
17712991 | 900 | break; |
0971e992 | 901 | strbuf_addch(name, tolower(c)); |
17712991 | 902 | } |
0971e992 | 903 | |
17712991 | 904 | while (c == ' ' || c == '\t') |
9b4a6553 | 905 | c = get_next_char(cs); |
17712991 LT |
906 | |
907 | value = NULL; | |
908 | if (c != '\n') { | |
909 | if (c != '=') | |
910 | return -1; | |
9b4a6553 | 911 | value = parse_value(cs); |
17712991 LT |
912 | if (!value) |
913 | return -1; | |
914 | } | |
b3b3f60b MM |
915 | /* |
916 | * We already consumed the \n, but we need linenr to point to | |
917 | * the line we just parsed during the call to fn to get | |
918 | * accurate line number in error messages. | |
919 | */ | |
9b4a6553 | 920 | cs->linenr--; |
809d8680 GC |
921 | kvi->linenr = cs->linenr; |
922 | ret = fn(name->buf, value, &ctx, data); | |
e2e14251 | 923 | if (ret >= 0) |
9b4a6553 | 924 | cs->linenr++; |
b3b3f60b | 925 | return ret; |
17712991 LT |
926 | } |
927 | ||
9b4a6553 | 928 | static int get_extended_base_var(struct config_source *cs, struct strbuf *name, |
c97f3ed2 | 929 | int c) |
d14f7764 | 930 | { |
9b4a6553 | 931 | cs->subsection_case_sensitive = 0; |
d14f7764 LT |
932 | do { |
933 | if (c == '\n') | |
4b340593 | 934 | goto error_incomplete_line; |
9b4a6553 | 935 | c = get_next_char(cs); |
d14f7764 LT |
936 | } while (isspace(c)); |
937 | ||
938 | /* We require the format to be '[base "extension"]' */ | |
939 | if (c != '"') | |
940 | return -1; | |
0971e992 | 941 | strbuf_addch(name, '.'); |
d14f7764 LT |
942 | |
943 | for (;;) { | |
9b4a6553 | 944 | int c = get_next_char(cs); |
d14f7764 | 945 | if (c == '\n') |
4b340593 | 946 | goto error_incomplete_line; |
d14f7764 LT |
947 | if (c == '"') |
948 | break; | |
949 | if (c == '\\') { | |
9b4a6553 | 950 | c = get_next_char(cs); |
d14f7764 | 951 | if (c == '\n') |
4b340593 | 952 | goto error_incomplete_line; |
d14f7764 | 953 | } |
0971e992 | 954 | strbuf_addch(name, c); |
d14f7764 LT |
955 | } |
956 | ||
957 | /* Final ']' */ | |
9b4a6553 | 958 | if (get_next_char(cs) != ']') |
d14f7764 | 959 | return -1; |
0971e992 | 960 | return 0; |
4b340593 | 961 | error_incomplete_line: |
9b4a6553 | 962 | cs->linenr--; |
4b340593 | 963 | return -1; |
d14f7764 LT |
964 | } |
965 | ||
9b4a6553 | 966 | static int get_base_var(struct config_source *cs, struct strbuf *name) |
17712991 | 967 | { |
9b4a6553 | 968 | cs->subsection_case_sensitive = 1; |
17712991 | 969 | for (;;) { |
9b4a6553 GC |
970 | int c = get_next_char(cs); |
971 | if (cs->eof) | |
17712991 LT |
972 | return -1; |
973 | if (c == ']') | |
0971e992 | 974 | return 0; |
d14f7764 | 975 | if (isspace(c)) |
9b4a6553 | 976 | return get_extended_base_var(cs, name, c); |
38c5afa8 | 977 | if (!iskeychar(c) && c != '.') |
17712991 | 978 | return -1; |
0971e992 | 979 | strbuf_addch(name, tolower(c)); |
17712991 LT |
980 | } |
981 | } | |
982 | ||
8032cc44 JS |
983 | struct parse_event_data { |
984 | enum config_event_t previous_type; | |
985 | size_t previous_offset; | |
986 | const struct config_options *opts; | |
987 | }; | |
988 | ||
9b4a6553 | 989 | static int do_event(struct config_source *cs, enum config_event_t type, |
c97f3ed2 | 990 | struct parse_event_data *data) |
8032cc44 JS |
991 | { |
992 | size_t offset; | |
993 | ||
994 | if (!data->opts || !data->opts->event_fn) | |
995 | return 0; | |
996 | ||
997 | if (type == CONFIG_EVENT_WHITESPACE && | |
998 | data->previous_type == type) | |
999 | return 0; | |
1000 | ||
9b4a6553 | 1001 | offset = cs->do_ftell(cs); |
8032cc44 JS |
1002 | /* |
1003 | * At EOF, the parser always "inserts" an extra '\n', therefore | |
1004 | * the end offset of the event is the current file position, otherwise | |
1005 | * we will already have advanced to the next event. | |
1006 | */ | |
1007 | if (type != CONFIG_EVENT_EOF) | |
1008 | offset--; | |
1009 | ||
1010 | if (data->previous_type != CONFIG_EVENT_EOF && | |
1011 | data->opts->event_fn(data->previous_type, data->previous_offset, | |
6e8e7981 | 1012 | offset, cs, data->opts->event_fn_data) < 0) |
8032cc44 JS |
1013 | return -1; |
1014 | ||
1015 | data->previous_type = type; | |
1016 | data->previous_offset = offset; | |
1017 | ||
1018 | return 0; | |
1019 | } | |
1020 | ||
809d8680 GC |
1021 | static void kvi_from_source(struct config_source *cs, |
1022 | enum config_scope scope, | |
1023 | struct key_value_info *out) | |
1024 | { | |
1025 | out->filename = strintern(cs->name); | |
1026 | out->origin_type = cs->origin_type; | |
1027 | out->linenr = cs->linenr; | |
1028 | out->scope = scope; | |
908857a9 | 1029 | out->path = cs->path; |
809d8680 GC |
1030 | } |
1031 | ||
9b4a6553 | 1032 | static int git_parse_source(struct config_source *cs, config_fn_t fn, |
809d8680 GC |
1033 | struct key_value_info *kvi, void *data, |
1034 | const struct config_options *opts) | |
17712991 LT |
1035 | { |
1036 | int comment = 0; | |
6a9c235e | 1037 | size_t baselen = 0; |
9b4a6553 | 1038 | struct strbuf *var = &cs->var; |
1b8132d9 VA |
1039 | int error_return = 0; |
1040 | char *error_msg = NULL; | |
17712991 | 1041 | |
de056402 | 1042 | /* U+FEFF Byte Order Mark in UTF8 */ |
599446dc | 1043 | const char *bomptr = utf8_bom; |
de056402 | 1044 | |
8032cc44 JS |
1045 | /* For the parser event callback */ |
1046 | struct parse_event_data event_data = { | |
1047 | CONFIG_EVENT_EOF, 0, opts | |
1048 | }; | |
1049 | ||
17712991 | 1050 | for (;;) { |
8032cc44 JS |
1051 | int c; |
1052 | ||
9b4a6553 | 1053 | c = get_next_char(cs); |
de056402 PB |
1054 | if (bomptr && *bomptr) { |
1055 | /* We are at the file beginning; skip UTF8-encoded BOM | |
1056 | * if present. Sane editors won't put this in on their | |
1057 | * own, but e.g. Windows Notepad will do it happily. */ | |
599446dc | 1058 | if (c == (*bomptr & 0377)) { |
de056402 PB |
1059 | bomptr++; |
1060 | continue; | |
1061 | } else { | |
1062 | /* Do not tolerate partial BOM. */ | |
1063 | if (bomptr != utf8_bom) | |
1064 | break; | |
1065 | /* No BOM at file beginning. Cool. */ | |
1066 | bomptr = NULL; | |
1067 | } | |
1068 | } | |
17712991 | 1069 | if (c == '\n') { |
9b4a6553 GC |
1070 | if (cs->eof) { |
1071 | if (do_event(cs, CONFIG_EVENT_EOF, &event_data) < 0) | |
8032cc44 | 1072 | return -1; |
17712991 | 1073 | return 0; |
8032cc44 | 1074 | } |
9b4a6553 | 1075 | if (do_event(cs, CONFIG_EVENT_WHITESPACE, &event_data) < 0) |
8032cc44 | 1076 | return -1; |
17712991 LT |
1077 | comment = 0; |
1078 | continue; | |
1079 | } | |
8032cc44 | 1080 | if (comment) |
17712991 | 1081 | continue; |
8032cc44 | 1082 | if (isspace(c)) { |
9b4a6553 | 1083 | if (do_event(cs, CONFIG_EVENT_WHITESPACE, &event_data) < 0) |
8032cc44 | 1084 | return -1; |
17712991 | 1085 | continue; |
8032cc44 | 1086 | } |
17712991 | 1087 | if (c == '#' || c == ';') { |
9b4a6553 | 1088 | if (do_event(cs, CONFIG_EVENT_COMMENT, &event_data) < 0) |
8032cc44 | 1089 | return -1; |
17712991 LT |
1090 | comment = 1; |
1091 | continue; | |
1092 | } | |
1093 | if (c == '[') { | |
9b4a6553 | 1094 | if (do_event(cs, CONFIG_EVENT_SECTION, &event_data) < 0) |
8032cc44 JS |
1095 | return -1; |
1096 | ||
0971e992 BW |
1097 | /* Reset prior to determining a new stem */ |
1098 | strbuf_reset(var); | |
9b4a6553 | 1099 | if (get_base_var(cs, var) < 0 || var->len < 1) |
17712991 | 1100 | break; |
0971e992 BW |
1101 | strbuf_addch(var, '.'); |
1102 | baselen = var->len; | |
17712991 LT |
1103 | continue; |
1104 | } | |
1105 | if (!isalpha(c)) | |
1106 | break; | |
8032cc44 | 1107 | |
9b4a6553 | 1108 | if (do_event(cs, CONFIG_EVENT_ENTRY, &event_data) < 0) |
8032cc44 JS |
1109 | return -1; |
1110 | ||
0971e992 BW |
1111 | /* |
1112 | * Truncate the var name back to the section header | |
1113 | * stem prior to grabbing the suffix part of the name | |
1114 | * and the value. | |
1115 | */ | |
1116 | strbuf_setlen(var, baselen); | |
1117 | strbuf_addch(var, tolower(c)); | |
809d8680 | 1118 | if (get_value(cs, kvi, fn, data, var) < 0) |
17712991 LT |
1119 | break; |
1120 | } | |
1b8132d9 | 1121 | |
9b4a6553 | 1122 | if (do_event(cs, CONFIG_EVENT_ERROR, &event_data) < 0) |
8032cc44 JS |
1123 | return -1; |
1124 | ||
9b4a6553 | 1125 | switch (cs->origin_type) { |
1b8132d9 VA |
1126 | case CONFIG_ORIGIN_BLOB: |
1127 | error_msg = xstrfmt(_("bad config line %d in blob %s"), | |
9b4a6553 | 1128 | cs->linenr, cs->name); |
1b8132d9 VA |
1129 | break; |
1130 | case CONFIG_ORIGIN_FILE: | |
1131 | error_msg = xstrfmt(_("bad config line %d in file %s"), | |
9b4a6553 | 1132 | cs->linenr, cs->name); |
1b8132d9 VA |
1133 | break; |
1134 | case CONFIG_ORIGIN_STDIN: | |
1135 | error_msg = xstrfmt(_("bad config line %d in standard input"), | |
9b4a6553 | 1136 | cs->linenr); |
1b8132d9 VA |
1137 | break; |
1138 | case CONFIG_ORIGIN_SUBMODULE_BLOB: | |
1139 | error_msg = xstrfmt(_("bad config line %d in submodule-blob %s"), | |
9b4a6553 | 1140 | cs->linenr, cs->name); |
1b8132d9 VA |
1141 | break; |
1142 | case CONFIG_ORIGIN_CMDLINE: | |
1143 | error_msg = xstrfmt(_("bad config line %d in command line %s"), | |
9b4a6553 | 1144 | cs->linenr, cs->name); |
1b8132d9 VA |
1145 | break; |
1146 | default: | |
1147 | error_msg = xstrfmt(_("bad config line %d in %s"), | |
9b4a6553 | 1148 | cs->linenr, cs->name); |
1b8132d9 VA |
1149 | } |
1150 | ||
66f97228 JK |
1151 | switch (opts && opts->error_action ? |
1152 | opts->error_action : | |
9b4a6553 | 1153 | cs->default_error_action) { |
66f97228 | 1154 | case CONFIG_ERROR_DIE: |
1b8132d9 | 1155 | die("%s", error_msg); |
66f97228 JK |
1156 | break; |
1157 | case CONFIG_ERROR_ERROR: | |
1b8132d9 | 1158 | error_return = error("%s", error_msg); |
66f97228 | 1159 | break; |
63583203 JK |
1160 | case CONFIG_ERROR_SILENT: |
1161 | error_return = -1; | |
1162 | break; | |
66f97228 JK |
1163 | case CONFIG_ERROR_UNSET: |
1164 | BUG("config error action unset"); | |
1165 | } | |
1b8132d9 VA |
1166 | |
1167 | free(error_msg); | |
1168 | return error_return; | |
17712991 LT |
1169 | } |
1170 | ||
06bdc23b | 1171 | NORETURN |
8868b1eb GC |
1172 | static void die_bad_number(const char *name, const char *value, |
1173 | const struct key_value_info *kvi) | |
c1867cea | 1174 | { |
2e43cd4c ÆAB |
1175 | const char *error_type = (errno == ERANGE) ? |
1176 | N_("out of range") : N_("invalid unit"); | |
1177 | const char *bad_numeric = N_("bad numeric config value '%s' for '%s': %s"); | |
8868b1eb GC |
1178 | |
1179 | if (!kvi) | |
1180 | BUG("kvi should not be NULL"); | |
078fe305 | 1181 | |
2f666581 JK |
1182 | if (!value) |
1183 | value = ""; | |
1184 | ||
8868b1eb | 1185 | if (!kvi->filename) |
2e43cd4c | 1186 | die(_(bad_numeric), value, name, _(error_type)); |
1b8132d9 | 1187 | |
8868b1eb | 1188 | switch (kvi->origin_type) { |
1b8132d9 | 1189 | case CONFIG_ORIGIN_BLOB: |
078fe305 | 1190 | die(_("bad numeric config value '%s' for '%s' in blob %s: %s"), |
8868b1eb | 1191 | value, name, kvi->filename, _(error_type)); |
1b8132d9 | 1192 | case CONFIG_ORIGIN_FILE: |
078fe305 | 1193 | die(_("bad numeric config value '%s' for '%s' in file %s: %s"), |
8868b1eb | 1194 | value, name, kvi->filename, _(error_type)); |
1b8132d9 | 1195 | case CONFIG_ORIGIN_STDIN: |
078fe305 | 1196 | die(_("bad numeric config value '%s' for '%s' in standard input: %s"), |
2e43cd4c | 1197 | value, name, _(error_type)); |
1b8132d9 | 1198 | case CONFIG_ORIGIN_SUBMODULE_BLOB: |
078fe305 | 1199 | die(_("bad numeric config value '%s' for '%s' in submodule-blob %s: %s"), |
8868b1eb | 1200 | value, name, kvi->filename, _(error_type)); |
1b8132d9 | 1201 | case CONFIG_ORIGIN_CMDLINE: |
078fe305 | 1202 | die(_("bad numeric config value '%s' for '%s' in command line %s: %s"), |
8868b1eb | 1203 | value, name, kvi->filename, _(error_type)); |
1b8132d9 | 1204 | default: |
078fe305 | 1205 | die(_("bad numeric config value '%s' for '%s' in %s: %s"), |
8868b1eb | 1206 | value, name, kvi->filename, _(error_type)); |
1b8132d9 | 1207 | } |
c1867cea JK |
1208 | } |
1209 | ||
8868b1eb GC |
1210 | int git_config_int(const char *name, const char *value, |
1211 | const struct key_value_info *kvi) | |
0b87b6e0 | 1212 | { |
42d194e9 JK |
1213 | int ret; |
1214 | if (!git_parse_int(value, &ret)) | |
8868b1eb | 1215 | die_bad_number(name, value, kvi); |
0b87b6e0 BD |
1216 | return ret; |
1217 | } | |
1218 | ||
8868b1eb GC |
1219 | int64_t git_config_int64(const char *name, const char *value, |
1220 | const struct key_value_info *kvi) | |
00160242 JK |
1221 | { |
1222 | int64_t ret; | |
1223 | if (!git_parse_int64(value, &ret)) | |
8868b1eb | 1224 | die_bad_number(name, value, kvi); |
0b87b6e0 BD |
1225 | return ret; |
1226 | } | |
1227 | ||
8868b1eb GC |
1228 | unsigned long git_config_ulong(const char *name, const char *value, |
1229 | const struct key_value_info *kvi) | |
0b87b6e0 BD |
1230 | { |
1231 | unsigned long ret; | |
1232 | if (!git_parse_ulong(value, &ret)) | |
8868b1eb | 1233 | die_bad_number(name, value, kvi); |
0b87b6e0 | 1234 | return ret; |
17712991 LT |
1235 | } |
1236 | ||
8868b1eb GC |
1237 | ssize_t git_config_ssize_t(const char *name, const char *value, |
1238 | const struct key_value_info *kvi) | |
37ee680d DT |
1239 | { |
1240 | ssize_t ret; | |
1241 | if (!git_parse_ssize_t(value, &ret)) | |
8868b1eb | 1242 | die_bad_number(name, value, kvi); |
37ee680d DT |
1243 | return ret; |
1244 | } | |
1245 | ||
844a8ad4 NS |
1246 | static const struct fsync_component_name { |
1247 | const char *name; | |
1248 | enum fsync_component component_bits; | |
1249 | } fsync_component_names[] = { | |
1250 | { "loose-object", FSYNC_COMPONENT_LOOSE_OBJECT }, | |
1251 | { "pack", FSYNC_COMPONENT_PACK }, | |
1252 | { "pack-metadata", FSYNC_COMPONENT_PACK_METADATA }, | |
1253 | { "commit-graph", FSYNC_COMPONENT_COMMIT_GRAPH }, | |
ba95e96d | 1254 | { "index", FSYNC_COMPONENT_INDEX }, |
b9f5d035 | 1255 | { "objects", FSYNC_COMPONENTS_OBJECTS }, |
bc22d845 | 1256 | { "reference", FSYNC_COMPONENT_REFERENCE }, |
b9f5d035 NS |
1257 | { "derived-metadata", FSYNC_COMPONENTS_DERIVED_METADATA }, |
1258 | { "committed", FSYNC_COMPONENTS_COMMITTED }, | |
1259 | { "added", FSYNC_COMPONENTS_ADDED }, | |
1260 | { "all", FSYNC_COMPONENTS_ALL }, | |
844a8ad4 NS |
1261 | }; |
1262 | ||
1263 | static enum fsync_component parse_fsync_components(const char *var, const char *string) | |
1264 | { | |
8a94d833 | 1265 | enum fsync_component current = FSYNC_COMPONENTS_PLATFORM_DEFAULT; |
844a8ad4 NS |
1266 | enum fsync_component positive = 0, negative = 0; |
1267 | ||
1268 | while (string) { | |
1269 | int i; | |
1270 | size_t len; | |
1271 | const char *ep; | |
1272 | int negated = 0; | |
1273 | int found = 0; | |
1274 | ||
1275 | string = string + strspn(string, ", \t\n\r"); | |
1276 | ep = strchrnul(string, ','); | |
1277 | len = ep - string; | |
1278 | if (!strcmp(string, "none")) { | |
1279 | current = FSYNC_COMPONENT_NONE; | |
1280 | goto next_name; | |
1281 | } | |
1282 | ||
1283 | if (*string == '-') { | |
1284 | negated = 1; | |
1285 | string++; | |
1286 | len--; | |
1287 | if (!len) | |
1288 | warning(_("invalid value for variable %s"), var); | |
1289 | } | |
1290 | ||
1291 | if (!len) | |
1292 | break; | |
1293 | ||
1294 | for (i = 0; i < ARRAY_SIZE(fsync_component_names); ++i) { | |
1295 | const struct fsync_component_name *n = &fsync_component_names[i]; | |
1296 | ||
1297 | if (strncmp(n->name, string, len)) | |
1298 | continue; | |
1299 | ||
1300 | found = 1; | |
1301 | if (negated) | |
1302 | negative |= n->component_bits; | |
1303 | else | |
1304 | positive |= n->component_bits; | |
1305 | } | |
1306 | ||
1307 | if (!found) { | |
1308 | char *component = xstrndup(string, len); | |
1309 | warning(_("ignoring unknown core.fsync component '%s'"), component); | |
1310 | free(component); | |
1311 | } | |
1312 | ||
1313 | next_name: | |
1314 | string = ep; | |
1315 | } | |
1316 | ||
1317 | return (current & ~negative) | positive; | |
1318 | } | |
1319 | ||
8868b1eb GC |
1320 | int git_config_bool_or_int(const char *name, const char *value, |
1321 | const struct key_value_info *kvi, int *is_bool) | |
8420ccd8 | 1322 | { |
9be04d64 | 1323 | int v = git_parse_maybe_bool_text(value); |
8420ccd8 JH |
1324 | if (0 <= v) { |
1325 | *is_bool = 1; | |
1326 | return v; | |
1327 | } | |
a53f2ec6 | 1328 | *is_bool = 0; |
8868b1eb | 1329 | return git_config_int(name, value, kvi); |
17712991 LT |
1330 | } |
1331 | ||
a53f2ec6 JH |
1332 | int git_config_bool(const char *name, const char *value) |
1333 | { | |
f276e2a4 AK |
1334 | int v = git_parse_maybe_bool(value); |
1335 | if (v < 0) | |
39e12650 | 1336 | die(_("bad boolean config value '%s' for '%s'"), value, name); |
f276e2a4 | 1337 | return v; |
a53f2ec6 JH |
1338 | } |
1339 | ||
ea5105a5 CC |
1340 | int git_config_string(const char **dest, const char *var, const char *value) |
1341 | { | |
1342 | if (!value) | |
1343 | return config_error_nonbool(var); | |
1344 | *dest = xstrdup(value); | |
1345 | return 0; | |
1346 | } | |
1347 | ||
395de250 MM |
1348 | int git_config_pathname(const char **dest, const char *var, const char *value) |
1349 | { | |
1350 | if (!value) | |
1351 | return config_error_nonbool(var); | |
a03b097d | 1352 | *dest = interpolate_path(value, 0); |
395de250 | 1353 | if (!*dest) |
8262aaa2 | 1354 | die(_("failed to expand user dir in: '%s'"), value); |
395de250 MM |
1355 | return 0; |
1356 | } | |
1357 | ||
5f967424 HM |
1358 | int git_config_expiry_date(timestamp_t *timestamp, const char *var, const char *value) |
1359 | { | |
1360 | if (!value) | |
1361 | return config_error_nonbool(var); | |
1362 | if (parse_expiry_date(value, timestamp)) | |
1363 | return error(_("'%s' for '%s' is not a valid timestamp"), | |
1364 | value, var); | |
1365 | return 0; | |
1366 | } | |
1367 | ||
6d2f9acc TB |
1368 | int git_config_color(char *dest, const char *var, const char *value) |
1369 | { | |
1370 | if (!value) | |
1371 | return config_error_nonbool(var); | |
1372 | if (color_parse(value, dest) < 0) | |
1373 | return -1; | |
1374 | return 0; | |
1375 | } | |
1376 | ||
a4e7e317 GC |
1377 | static int git_default_core_config(const char *var, const char *value, |
1378 | const struct config_context *ctx, void *cb) | |
17712991 LT |
1379 | { |
1380 | /* This needs a better name */ | |
1381 | if (!strcmp(var, "core.filemode")) { | |
1382 | trust_executable_bit = git_config_bool(var, value); | |
1383 | return 0; | |
1384 | } | |
1ce4790b AR |
1385 | if (!strcmp(var, "core.trustctime")) { |
1386 | trust_ctime = git_config_bool(var, value); | |
1387 | return 0; | |
1388 | } | |
c1b5d738 | 1389 | if (!strcmp(var, "core.checkstat")) { |
ba176db5 JK |
1390 | if (!value) |
1391 | return config_error_nonbool(var); | |
c08e4d5b RR |
1392 | if (!strcasecmp(value, "default")) |
1393 | check_stat = 1; | |
1394 | else if (!strcasecmp(value, "minimal")) | |
1395 | check_stat = 0; | |
41f98fae JK |
1396 | else |
1397 | return error(_("invalid value for '%s': '%s'"), | |
1398 | var, value); | |
c08e4d5b | 1399 | } |
17712991 | 1400 | |
9378c161 JH |
1401 | if (!strcmp(var, "core.quotepath")) { |
1402 | quote_path_fully = git_config_bool(var, value); | |
1403 | return 0; | |
1404 | } | |
1405 | ||
78a8d641 JS |
1406 | if (!strcmp(var, "core.symlinks")) { |
1407 | has_symlinks = git_config_bool(var, value); | |
1408 | return 0; | |
1409 | } | |
1410 | ||
0a9b88b7 LT |
1411 | if (!strcmp(var, "core.ignorecase")) { |
1412 | ignore_case = git_config_bool(var, value); | |
1413 | return 0; | |
1414 | } | |
1415 | ||
64589a03 JH |
1416 | if (!strcmp(var, "core.attributesfile")) |
1417 | return git_config_pathname(&git_attributes_file, var, value); | |
1418 | ||
867ad08a ÆAB |
1419 | if (!strcmp(var, "core.hookspath")) |
1420 | return git_config_pathname(&git_hooks_path, var, value); | |
1421 | ||
7d1864ce JH |
1422 | if (!strcmp(var, "core.bare")) { |
1423 | is_bare_repository_cfg = git_config_bool(var, value); | |
1424 | return 0; | |
1425 | } | |
1426 | ||
5f73076c JH |
1427 | if (!strcmp(var, "core.ignorestat")) { |
1428 | assume_unchanged = git_config_bool(var, value); | |
1429 | return 0; | |
1430 | } | |
1431 | ||
e388c738 JH |
1432 | if (!strcmp(var, "core.prefersymlinkrefs")) { |
1433 | prefer_symlink_refs = git_config_bool(var, value); | |
f8348be3 JS |
1434 | return 0; |
1435 | } | |
1436 | ||
6de08ae6 | 1437 | if (!strcmp(var, "core.logallrefupdates")) { |
341fb286 CW |
1438 | if (value && !strcasecmp(value, "always")) |
1439 | log_all_ref_updates = LOG_REFS_ALWAYS; | |
1440 | else if (git_config_bool(var, value)) | |
1441 | log_all_ref_updates = LOG_REFS_NORMAL; | |
1442 | else | |
1443 | log_all_ref_updates = LOG_REFS_NONE; | |
6de08ae6 SP |
1444 | return 0; |
1445 | } | |
1446 | ||
2f8acdb3 JH |
1447 | if (!strcmp(var, "core.warnambiguousrefs")) { |
1448 | warn_ambiguous_refs = git_config_bool(var, value); | |
1449 | return 0; | |
1450 | } | |
1451 | ||
a71f09fe | 1452 | if (!strcmp(var, "core.abbrev")) { |
48d5014d JH |
1453 | if (!value) |
1454 | return config_error_nonbool(var); | |
1455 | if (!strcasecmp(value, "auto")) | |
1456 | default_abbrev = -1; | |
a9ecaa06 EW |
1457 | else if (!git_parse_maybe_bool_text(value)) |
1458 | default_abbrev = the_hash_algo->hexsz; | |
48d5014d | 1459 | else { |
8868b1eb | 1460 | int abbrev = git_config_int(var, value, ctx->kvi); |
fe9fec45 | 1461 | if (abbrev < minimum_abbrev || abbrev > the_hash_algo->hexsz) |
a769bfc7 | 1462 | return error(_("abbrev length out of range: %d"), abbrev); |
48d5014d JH |
1463 | default_abbrev = abbrev; |
1464 | } | |
dce96489 LT |
1465 | return 0; |
1466 | } | |
1467 | ||
5b33cb1f JK |
1468 | if (!strcmp(var, "core.disambiguate")) |
1469 | return set_disambiguate_hint_config(var, value); | |
1470 | ||
960ccca6 | 1471 | if (!strcmp(var, "core.loosecompression")) { |
8868b1eb | 1472 | int level = git_config_int(var, value, ctx->kvi); |
12f6c308 JBH |
1473 | if (level == -1) |
1474 | level = Z_DEFAULT_COMPRESSION; | |
1475 | else if (level < 0 || level > Z_BEST_COMPRESSION) | |
8262aaa2 | 1476 | die(_("bad zlib compression level %d"), level); |
12f6c308 | 1477 | zlib_compression_level = level; |
960ccca6 DH |
1478 | zlib_compression_seen = 1; |
1479 | return 0; | |
1480 | } | |
1481 | ||
1482 | if (!strcmp(var, "core.compression")) { | |
8868b1eb | 1483 | int level = git_config_int(var, value, ctx->kvi); |
960ccca6 DH |
1484 | if (level == -1) |
1485 | level = Z_DEFAULT_COMPRESSION; | |
1486 | else if (level < 0 || level > Z_BEST_COMPRESSION) | |
8262aaa2 | 1487 | die(_("bad zlib compression level %d"), level); |
960ccca6 DH |
1488 | if (!zlib_compression_seen) |
1489 | zlib_compression_level = level; | |
8de7eeb5 JH |
1490 | if (!pack_compression_seen) |
1491 | pack_compression_level = level; | |
12f6c308 JBH |
1492 | return 0; |
1493 | } | |
1494 | ||
60bb8b14 | 1495 | if (!strcmp(var, "core.packedgitwindowsize")) { |
5faaf246 | 1496 | int pgsz_x2 = getpagesize() * 2; |
8868b1eb | 1497 | packed_git_window_size = git_config_ulong(var, value, ctx->kvi); |
5faaf246 JH |
1498 | |
1499 | /* This value must be multiple of (pagesize * 2) */ | |
1500 | packed_git_window_size /= pgsz_x2; | |
1501 | if (packed_git_window_size < 1) | |
1502 | packed_git_window_size = 1; | |
1503 | packed_git_window_size *= pgsz_x2; | |
60bb8b14 SP |
1504 | return 0; |
1505 | } | |
1506 | ||
15366280 | 1507 | if (!strcmp(var, "core.bigfilethreshold")) { |
8868b1eb | 1508 | big_file_threshold = git_config_ulong(var, value, ctx->kvi); |
15366280 JH |
1509 | return 0; |
1510 | } | |
1511 | ||
77ccc5bb | 1512 | if (!strcmp(var, "core.packedgitlimit")) { |
8868b1eb | 1513 | packed_git_limit = git_config_ulong(var, value, ctx->kvi); |
77ccc5bb SP |
1514 | return 0; |
1515 | } | |
1516 | ||
18bdec11 | 1517 | if (!strcmp(var, "core.deltabasecachelimit")) { |
8868b1eb | 1518 | delta_base_cache_limit = git_config_ulong(var, value, ctx->kvi); |
18bdec11 SP |
1519 | return 0; |
1520 | } | |
1521 | ||
6c510bee | 1522 | if (!strcmp(var, "core.autocrlf")) { |
d7f46334 | 1523 | if (value && !strcasecmp(value, "input")) { |
fd6cce9e | 1524 | auto_crlf = AUTO_CRLF_INPUT; |
d7f46334 LT |
1525 | return 0; |
1526 | } | |
6c510bee LT |
1527 | auto_crlf = git_config_bool(var, value); |
1528 | return 0; | |
1529 | } | |
1530 | ||
21e5ad50 | 1531 | if (!strcmp(var, "core.safecrlf")) { |
8462ff43 | 1532 | int eol_rndtrp_die; |
21e5ad50 | 1533 | if (value && !strcasecmp(value, "warn")) { |
8462ff43 | 1534 | global_conv_flags_eol = CONV_EOL_RNDTRP_WARN; |
21e5ad50 SP |
1535 | return 0; |
1536 | } | |
8462ff43 TB |
1537 | eol_rndtrp_die = git_config_bool(var, value); |
1538 | global_conv_flags_eol = eol_rndtrp_die ? | |
6cb09125 | 1539 | CONV_EOL_RNDTRP_DIE : 0; |
21e5ad50 SP |
1540 | return 0; |
1541 | } | |
1542 | ||
942e7747 EB |
1543 | if (!strcmp(var, "core.eol")) { |
1544 | if (value && !strcasecmp(value, "lf")) | |
ec70f52f | 1545 | core_eol = EOL_LF; |
942e7747 | 1546 | else if (value && !strcasecmp(value, "crlf")) |
ec70f52f | 1547 | core_eol = EOL_CRLF; |
942e7747 | 1548 | else if (value && !strcasecmp(value, "native")) |
ec70f52f | 1549 | core_eol = EOL_NATIVE; |
942e7747 | 1550 | else |
ec70f52f | 1551 | core_eol = EOL_UNSET; |
942e7747 EB |
1552 | return 0; |
1553 | } | |
1554 | ||
be6bc048 JK |
1555 | if (!strcmp(var, "core.checkroundtripencoding")) |
1556 | return git_config_string(&check_roundtrip_encoding, var, value); | |
e92d6225 | 1557 | |
a97a7468 | 1558 | if (!strcmp(var, "core.notesref")) { |
ba176db5 JK |
1559 | if (!value) |
1560 | return config_error_nonbool(var); | |
a97a7468 JS |
1561 | notes_ref_name = xstrdup(value); |
1562 | return 0; | |
1563 | } | |
1564 | ||
806e2ad7 LT |
1565 | if (!strcmp(var, "core.editor")) |
1566 | return git_config_string(&editor_program, var, value); | |
1567 | ||
9ccf3e9b JK |
1568 | if (!strcmp(var, "core.commentchar") || |
1569 | !strcmp(var, "core.commentstring")) { | |
649409b7 JK |
1570 | if (!value) |
1571 | return config_error_nonbool(var); | |
ad524f83 | 1572 | else if (!strcasecmp(value, "auto")) |
84c9dc2c | 1573 | auto_comment_line_char = 1; |
8b311478 JK |
1574 | else if (value[0]) { |
1575 | if (strchr(value, '\n')) | |
9ccf3e9b | 1576 | return error(_("%s cannot contain newline"), var); |
8b311478 | 1577 | comment_line_str = xstrdup(value); |
84c9dc2c | 1578 | auto_comment_line_char = 0; |
50b54fd7 | 1579 | } else |
9ccf3e9b | 1580 | return error(_("%s must have at least one character"), var); |
50b54fd7 | 1581 | return 0; |
eff80a9f JH |
1582 | } |
1583 | ||
d3e7da89 AK |
1584 | if (!strcmp(var, "core.askpass")) |
1585 | return git_config_string(&askpass_program, var, value); | |
1586 | ||
806e2ad7 | 1587 | if (!strcmp(var, "core.excludesfile")) |
395de250 | 1588 | return git_config_pathname(&excludes_file, var, value); |
806e2ad7 LT |
1589 | |
1590 | if (!strcmp(var, "core.whitespace")) { | |
1591 | if (!value) | |
1592 | return config_error_nonbool(var); | |
1593 | whitespace_rule_cfg = parse_whitespace_rule(value); | |
1594 | return 0; | |
1595 | } | |
1596 | ||
844a8ad4 NS |
1597 | if (!strcmp(var, "core.fsync")) { |
1598 | if (!value) | |
1599 | return config_error_nonbool(var); | |
1600 | fsync_components = parse_fsync_components(var, value); | |
1601 | return 0; | |
1602 | } | |
1603 | ||
abf38abe NS |
1604 | if (!strcmp(var, "core.fsyncmethod")) { |
1605 | if (!value) | |
1606 | return config_error_nonbool(var); | |
1607 | if (!strcmp(value, "fsync")) | |
1608 | fsync_method = FSYNC_METHOD_FSYNC; | |
1609 | else if (!strcmp(value, "writeout-only")) | |
1610 | fsync_method = FSYNC_METHOD_WRITEOUT_ONLY; | |
c0f4752e NS |
1611 | else if (!strcmp(value, "batch")) |
1612 | fsync_method = FSYNC_METHOD_BATCH; | |
abf38abe NS |
1613 | else |
1614 | warning(_("ignoring unknown core.fsyncMethod value '%s'"), value); | |
1615 | ||
1616 | } | |
1617 | ||
aafe9fba | 1618 | if (!strcmp(var, "core.fsyncobjectfiles")) { |
844a8ad4 | 1619 | if (fsync_object_files < 0) |
f12f3b98 | 1620 | warning(_("core.fsyncObjectFiles is deprecated; use core.fsync instead")); |
aafe9fba LT |
1621 | fsync_object_files = git_config_bool(var, value); |
1622 | return 0; | |
1623 | } | |
1624 | ||
671c9b7e LT |
1625 | if (!strcmp(var, "core.preloadindex")) { |
1626 | core_preload_index = git_config_bool(var, value); | |
1627 | return 0; | |
1628 | } | |
1629 | ||
348df166 | 1630 | if (!strcmp(var, "core.createobject")) { |
ba176db5 JK |
1631 | if (!value) |
1632 | return config_error_nonbool(var); | |
348df166 JS |
1633 | if (!strcmp(value, "rename")) |
1634 | object_creation_mode = OBJECT_CREATION_USES_RENAMES; | |
1635 | else if (!strcmp(value, "link")) | |
1636 | object_creation_mode = OBJECT_CREATION_USES_HARDLINKS; | |
1637 | else | |
8262aaa2 | 1638 | die(_("invalid mode for object creation: %s"), value); |
be66a6c4 JS |
1639 | return 0; |
1640 | } | |
1641 | ||
08aefc9e NTND |
1642 | if (!strcmp(var, "core.sparsecheckout")) { |
1643 | core_apply_sparse_checkout = git_config_bool(var, value); | |
1644 | return 0; | |
1645 | } | |
1646 | ||
879321eb DS |
1647 | if (!strcmp(var, "core.sparsecheckoutcone")) { |
1648 | core_sparse_checkout_cone = git_config_bool(var, value); | |
1649 | return 0; | |
1650 | } | |
1651 | ||
76759c7d TB |
1652 | if (!strcmp(var, "core.precomposeunicode")) { |
1653 | precomposed_unicode = git_config_bool(var, value); | |
1654 | return 0; | |
1655 | } | |
1656 | ||
a42643aa JK |
1657 | if (!strcmp(var, "core.protecthfs")) { |
1658 | protect_hfs = git_config_bool(var, value); | |
1659 | return 0; | |
1660 | } | |
1661 | ||
2b4c6efc JS |
1662 | if (!strcmp(var, "core.protectntfs")) { |
1663 | protect_ntfs = git_config_bool(var, value); | |
1664 | return 0; | |
76759c7d TB |
1665 | } |
1666 | ||
be20128b JK |
1667 | if (!strcmp(var, "core.maxtreedepth")) { |
1668 | max_allowed_tree_depth = git_config_int(var, value, ctx->kvi); | |
1669 | return 0; | |
1670 | } | |
1671 | ||
806e2ad7 | 1672 | /* Add other config variables here and to Documentation/config.txt. */ |
a4e7e317 | 1673 | return platform_core_config(var, value, ctx, cb); |
806e2ad7 LT |
1674 | } |
1675 | ||
ecc7c884 EN |
1676 | static int git_default_sparse_config(const char *var, const char *value) |
1677 | { | |
1678 | if (!strcmp(var, "sparse.expectfilesoutsideofpatterns")) { | |
1679 | sparse_expect_files_outside_of_patterns = git_config_bool(var, value); | |
1680 | return 0; | |
1681 | } | |
1682 | ||
1683 | /* Add other config variables here and to Documentation/config/sparse.txt. */ | |
1684 | return 0; | |
1685 | } | |
1686 | ||
1141f492 | 1687 | static int git_default_i18n_config(const char *var, const char *value) |
d1364529 | 1688 | { |
ea5105a5 CC |
1689 | if (!strcmp(var, "i18n.commitencoding")) |
1690 | return git_config_string(&git_commit_encoding, var, value); | |
d2c11a38 | 1691 | |
ea5105a5 CC |
1692 | if (!strcmp(var, "i18n.logoutputencoding")) |
1693 | return git_config_string(&git_log_output_encoding, var, value); | |
d2c11a38 | 1694 | |
1141f492 LT |
1695 | /* Add other config variables here and to Documentation/config.txt. */ |
1696 | return 0; | |
1697 | } | |
039bc64e | 1698 | |
1141f492 LT |
1699 | static int git_default_branch_config(const char *var, const char *value) |
1700 | { | |
9ed36cfa | 1701 | if (!strcmp(var, "branch.autosetupmerge")) { |
44f14a9d | 1702 | if (value && !strcmp(value, "always")) { |
9ed36cfa JS |
1703 | git_branch_track = BRANCH_TRACK_ALWAYS; |
1704 | return 0; | |
d3115660 JS |
1705 | } else if (value && !strcmp(value, "inherit")) { |
1706 | git_branch_track = BRANCH_TRACK_INHERIT; | |
1707 | return 0; | |
bdaf1dfa TK |
1708 | } else if (value && !strcmp(value, "simple")) { |
1709 | git_branch_track = BRANCH_TRACK_SIMPLE; | |
1710 | return 0; | |
9ed36cfa JS |
1711 | } |
1712 | git_branch_track = git_config_bool(var, value); | |
1713 | return 0; | |
1714 | } | |
c998ae9b DS |
1715 | if (!strcmp(var, "branch.autosetuprebase")) { |
1716 | if (!value) | |
1717 | return config_error_nonbool(var); | |
1718 | else if (!strcmp(value, "never")) | |
1719 | autorebase = AUTOREBASE_NEVER; | |
1720 | else if (!strcmp(value, "local")) | |
1721 | autorebase = AUTOREBASE_LOCAL; | |
1722 | else if (!strcmp(value, "remote")) | |
1723 | autorebase = AUTOREBASE_REMOTE; | |
1724 | else if (!strcmp(value, "always")) | |
1725 | autorebase = AUTOREBASE_ALWAYS; | |
1726 | else | |
a769bfc7 | 1727 | return error(_("malformed value for %s"), var); |
c998ae9b DS |
1728 | return 0; |
1729 | } | |
a9cc857a | 1730 | |
1ab661dd | 1731 | /* Add other config variables here and to Documentation/config.txt. */ |
17712991 LT |
1732 | return 0; |
1733 | } | |
1734 | ||
52153747 FAG |
1735 | static int git_default_push_config(const char *var, const char *value) |
1736 | { | |
1737 | if (!strcmp(var, "push.default")) { | |
1738 | if (!value) | |
1739 | return config_error_nonbool(var); | |
1740 | else if (!strcmp(value, "nothing")) | |
1741 | push_default = PUSH_DEFAULT_NOTHING; | |
1742 | else if (!strcmp(value, "matching")) | |
1743 | push_default = PUSH_DEFAULT_MATCHING; | |
b55e6775 MM |
1744 | else if (!strcmp(value, "simple")) |
1745 | push_default = PUSH_DEFAULT_SIMPLE; | |
53c40311 JH |
1746 | else if (!strcmp(value, "upstream")) |
1747 | push_default = PUSH_DEFAULT_UPSTREAM; | |
1748 | else if (!strcmp(value, "tracking")) /* deprecated */ | |
1749 | push_default = PUSH_DEFAULT_UPSTREAM; | |
52153747 FAG |
1750 | else if (!strcmp(value, "current")) |
1751 | push_default = PUSH_DEFAULT_CURRENT; | |
1752 | else { | |
a769bfc7 NTND |
1753 | error(_("malformed value for %s: %s"), var, value); |
1754 | return error(_("must be one of nothing, matching, simple, " | |
1755 | "upstream or current")); | |
52153747 FAG |
1756 | } |
1757 | return 0; | |
1758 | } | |
1759 | ||
1760 | /* Add other config variables here and to Documentation/config.txt. */ | |
1761 | return 0; | |
1762 | } | |
1763 | ||
d551a488 MSO |
1764 | static int git_default_mailmap_config(const char *var, const char *value) |
1765 | { | |
1766 | if (!strcmp(var, "mailmap.file")) | |
9352fd57 | 1767 | return git_config_pathname(&git_mailmap_file, var, value); |
08610900 JK |
1768 | if (!strcmp(var, "mailmap.blob")) |
1769 | return git_config_string(&git_mailmap_blob, var, value); | |
d551a488 MSO |
1770 | |
1771 | /* Add other config variables here and to Documentation/config.txt. */ | |
1772 | return 0; | |
1773 | } | |
1774 | ||
9f9c40cf JC |
1775 | static int git_default_attr_config(const char *var, const char *value) |
1776 | { | |
1777 | if (!strcmp(var, "attr.tree")) | |
1778 | return git_config_string(&git_attr_tree, var, value); | |
1779 | ||
1780 | /* | |
1781 | * Add other attribute related config variables here and to | |
1782 | * Documentation/config/attr.txt. | |
1783 | */ | |
1784 | return 0; | |
1785 | } | |
1786 | ||
a4e7e317 GC |
1787 | int git_default_config(const char *var, const char *value, |
1788 | const struct config_context *ctx, void *cb) | |
1141f492 | 1789 | { |
59556548 | 1790 | if (starts_with(var, "core.")) |
a4e7e317 | 1791 | return git_default_core_config(var, value, ctx, cb); |
1141f492 | 1792 | |
39ab4d09 WH |
1793 | if (starts_with(var, "user.") || |
1794 | starts_with(var, "author.") || | |
1795 | starts_with(var, "committer.")) | |
a4e7e317 | 1796 | return git_ident_config(var, value, ctx, cb); |
1141f492 | 1797 | |
59556548 | 1798 | if (starts_with(var, "i18n.")) |
1141f492 LT |
1799 | return git_default_i18n_config(var, value); |
1800 | ||
59556548 | 1801 | if (starts_with(var, "branch.")) |
1141f492 LT |
1802 | return git_default_branch_config(var, value); |
1803 | ||
59556548 | 1804 | if (starts_with(var, "push.")) |
52153747 FAG |
1805 | return git_default_push_config(var, value); |
1806 | ||
59556548 | 1807 | if (starts_with(var, "mailmap.")) |
d551a488 MSO |
1808 | return git_default_mailmap_config(var, value); |
1809 | ||
9f9c40cf JC |
1810 | if (starts_with(var, "attr.")) |
1811 | return git_default_attr_config(var, value); | |
1812 | ||
960786e7 | 1813 | if (starts_with(var, "advice.") || starts_with(var, "color.advice")) |
75194438 JK |
1814 | return git_default_advice_config(var, value); |
1815 | ||
1141f492 LT |
1816 | if (!strcmp(var, "pager.color") || !strcmp(var, "color.pager")) { |
1817 | pager_use_color = git_config_bool(var,value); | |
1818 | return 0; | |
1819 | } | |
1820 | ||
568508e7 | 1821 | if (!strcmp(var, "pack.packsizelimit")) { |
8868b1eb | 1822 | pack_size_limit_cfg = git_config_ulong(var, value, ctx->kvi); |
568508e7 JH |
1823 | return 0; |
1824 | } | |
8de7eeb5 JH |
1825 | |
1826 | if (!strcmp(var, "pack.compression")) { | |
8868b1eb | 1827 | int level = git_config_int(var, value, ctx->kvi); |
8de7eeb5 JH |
1828 | if (level == -1) |
1829 | level = Z_DEFAULT_COMPRESSION; | |
1830 | else if (level < 0 || level > Z_BEST_COMPRESSION) | |
1831 | die(_("bad pack compression level %d"), level); | |
1832 | pack_compression_level = level; | |
1833 | pack_compression_seen = 1; | |
1834 | return 0; | |
1835 | } | |
1836 | ||
ecc7c884 EN |
1837 | if (starts_with(var, "sparse.")) |
1838 | return git_default_sparse_config(var, value); | |
1839 | ||
1141f492 LT |
1840 | /* Add other config variables here and to Documentation/config.txt. */ |
1841 | return 0; | |
1842 | } | |
1843 | ||
ca4b5de2 | 1844 | /* |
b2dc0945 | 1845 | * All source specific fields in the union, die_on_error, name and the callbacks |
4d8dd149 | 1846 | * fgetc, ungetc, ftell of top need to be initialized before calling |
ca4b5de2 HV |
1847 | * this function. |
1848 | */ | |
6e8e7981 | 1849 | static int do_config_from(struct config_source *top, config_fn_t fn, |
809d8680 | 1850 | void *data, enum config_scope scope, |
8032cc44 | 1851 | const struct config_options *opts) |
ca4b5de2 | 1852 | { |
809d8680 | 1853 | struct key_value_info kvi = KVI_INIT; |
ca4b5de2 HV |
1854 | int ret; |
1855 | ||
1856 | /* push config-file parsing state stack */ | |
ca4b5de2 HV |
1857 | top->linenr = 1; |
1858 | top->eof = 0; | |
348482de | 1859 | top->total_len = 0; |
ca4b5de2 HV |
1860 | strbuf_init(&top->value, 1024); |
1861 | strbuf_init(&top->var, 1024); | |
809d8680 | 1862 | kvi_from_source(top, scope, &kvi); |
ca4b5de2 | 1863 | |
809d8680 | 1864 | ret = git_parse_source(top, fn, &kvi, data, opts); |
ca4b5de2 | 1865 | |
ca4b5de2 HV |
1866 | strbuf_release(&top->value); |
1867 | strbuf_release(&top->var); | |
ca4b5de2 HV |
1868 | |
1869 | return ret; | |
1870 | } | |
1871 | ||
6e8e7981 | 1872 | static int do_config_from_file(config_fn_t fn, |
0c602851 GC |
1873 | const enum config_origin_type origin_type, |
1874 | const char *name, const char *path, FILE *f, | |
809d8680 GC |
1875 | void *data, enum config_scope scope, |
1876 | const struct config_options *opts) | |
17712991 | 1877 | { |
c009bc89 | 1878 | struct config_source top = CONFIG_SOURCE_INIT; |
05e293c1 | 1879 | int ret; |
17712991 | 1880 | |
3caec73b | 1881 | top.u.file = f; |
473166b9 | 1882 | top.origin_type = origin_type; |
3caec73b KS |
1883 | top.name = name; |
1884 | top.path = path; | |
66f97228 | 1885 | top.default_error_action = CONFIG_ERROR_DIE; |
3caec73b KS |
1886 | top.do_fgetc = config_file_fgetc; |
1887 | top.do_ungetc = config_file_ungetc; | |
1888 | top.do_ftell = config_file_ftell; | |
924aaf3e | 1889 | |
05e293c1 | 1890 | flockfile(f); |
6e8e7981 | 1891 | ret = do_config_from(&top, fn, data, scope, opts); |
05e293c1 JK |
1892 | funlockfile(f); |
1893 | return ret; | |
3caec73b | 1894 | } |
924aaf3e | 1895 | |
809d8680 GC |
1896 | static int git_config_from_stdin(config_fn_t fn, void *data, |
1897 | enum config_scope scope) | |
3caec73b | 1898 | { |
6e8e7981 GC |
1899 | return do_config_from_file(fn, CONFIG_ORIGIN_STDIN, "", NULL, stdin, |
1900 | data, scope, NULL); | |
3caec73b KS |
1901 | } |
1902 | ||
8032cc44 | 1903 | int git_config_from_file_with_options(config_fn_t fn, const char *filename, |
809d8680 | 1904 | void *data, enum config_scope scope, |
8032cc44 | 1905 | const struct config_options *opts) |
3caec73b KS |
1906 | { |
1907 | int ret = -1; | |
1908 | FILE *f; | |
924aaf3e | 1909 | |
776f1848 GC |
1910 | if (!filename) |
1911 | BUG("filename cannot be NULL"); | |
e9d983f1 | 1912 | f = fopen_or_warn(filename, "r"); |
3caec73b | 1913 | if (f) { |
6e8e7981 GC |
1914 | ret = do_config_from_file(fn, CONFIG_ORIGIN_FILE, filename, |
1915 | filename, f, data, scope, opts); | |
17712991 LT |
1916 | fclose(f); |
1917 | } | |
1918 | return ret; | |
1919 | } | |
10bea152 | 1920 | |
8032cc44 JS |
1921 | int git_config_from_file(config_fn_t fn, const char *filename, void *data) |
1922 | { | |
809d8680 GC |
1923 | return git_config_from_file_with_options(fn, filename, data, |
1924 | CONFIG_SCOPE_UNKNOWN, NULL); | |
8032cc44 JS |
1925 | } |
1926 | ||
4574f1aa JK |
1927 | int git_config_from_mem(config_fn_t fn, |
1928 | const enum config_origin_type origin_type, | |
1929 | const char *name, const char *buf, size_t len, | |
809d8680 GC |
1930 | void *data, enum config_scope scope, |
1931 | const struct config_options *opts) | |
1bc88819 | 1932 | { |
c009bc89 | 1933 | struct config_source top = CONFIG_SOURCE_INIT; |
1bc88819 HV |
1934 | |
1935 | top.u.buf.buf = buf; | |
1936 | top.u.buf.len = len; | |
1937 | top.u.buf.pos = 0; | |
473166b9 | 1938 | top.origin_type = origin_type; |
1bc88819 | 1939 | top.name = name; |
d14d4244 | 1940 | top.path = NULL; |
66f97228 | 1941 | top.default_error_action = CONFIG_ERROR_ERROR; |
49d6cfa5 JK |
1942 | top.do_fgetc = config_buf_fgetc; |
1943 | top.do_ungetc = config_buf_ungetc; | |
1944 | top.do_ftell = config_buf_ftell; | |
1bc88819 | 1945 | |
6e8e7981 | 1946 | return do_config_from(&top, fn, data, scope, opts); |
1bc88819 HV |
1947 | } |
1948 | ||
cd73de47 | 1949 | int git_config_from_blob_oid(config_fn_t fn, |
9ebf689a | 1950 | const char *name, |
e3e8bf04 | 1951 | struct repository *repo, |
cd73de47 | 1952 | const struct object_id *oid, |
809d8680 GC |
1953 | void *data, |
1954 | enum config_scope scope) | |
1bc88819 HV |
1955 | { |
1956 | enum object_type type; | |
1957 | char *buf; | |
1958 | unsigned long size; | |
1959 | int ret; | |
1960 | ||
e3e8bf04 | 1961 | buf = repo_read_object_file(repo, oid, &type, &size); |
1bc88819 | 1962 | if (!buf) |
a769bfc7 | 1963 | return error(_("unable to load config blob object '%s'"), name); |
1bc88819 HV |
1964 | if (type != OBJ_BLOB) { |
1965 | free(buf); | |
a769bfc7 | 1966 | return error(_("reference '%s' does not point to a blob"), name); |
1bc88819 HV |
1967 | } |
1968 | ||
4574f1aa | 1969 | ret = git_config_from_mem(fn, CONFIG_ORIGIN_BLOB, name, buf, size, |
809d8680 | 1970 | data, scope, NULL); |
1bc88819 HV |
1971 | free(buf); |
1972 | ||
1973 | return ret; | |
1974 | } | |
1975 | ||
1976 | static int git_config_from_blob_ref(config_fn_t fn, | |
e3e8bf04 | 1977 | struct repository *repo, |
1bc88819 | 1978 | const char *name, |
809d8680 GC |
1979 | void *data, |
1980 | enum config_scope scope) | |
1bc88819 | 1981 | { |
cd73de47 | 1982 | struct object_id oid; |
1bc88819 | 1983 | |
e3e8bf04 | 1984 | if (repo_get_oid(repo, name, &oid) < 0) |
a769bfc7 | 1985 | return error(_("unable to resolve config blob '%s'"), name); |
809d8680 | 1986 | return git_config_from_blob_oid(fn, name, repo, &oid, data, scope); |
1bc88819 HV |
1987 | } |
1988 | ||
c62a999c | 1989 | char *git_system_config(void) |
506b17b1 | 1990 | { |
4179b489 | 1991 | char *system_config = xstrdup_or_null(getenv("GIT_CONFIG_SYSTEM")); |
e3553076 JS |
1992 | if (!system_config) |
1993 | system_config = system_path(ETC_GITCONFIG); | |
1994 | normalize_path_copy(system_config, system_config); | |
1995 | return system_config; | |
506b17b1 JS |
1996 | } |
1997 | ||
c15129b6 KH |
1998 | char *git_global_config(void) |
1999 | { | |
2000 | char *user_config, *xdg_config; | |
2001 | ||
2002 | git_global_config_paths(&user_config, &xdg_config); | |
2003 | if (!user_config) { | |
2004 | free(xdg_config); | |
2005 | return NULL; | |
2006 | } | |
2007 | ||
2008 | if (access_or_warn(user_config, R_OK, 0) && xdg_config && | |
2009 | !access_or_warn(xdg_config, R_OK, 0)) { | |
2010 | free(user_config); | |
2011 | return xdg_config; | |
2012 | } else { | |
2013 | free(xdg_config); | |
2014 | return user_config; | |
2015 | } | |
2016 | } | |
2017 | ||
ecffa3ed | 2018 | void git_global_config_paths(char **user_out, char **xdg_out) |
1e06eb9b | 2019 | { |
4179b489 PS |
2020 | char *user_config = xstrdup_or_null(getenv("GIT_CONFIG_GLOBAL")); |
2021 | char *xdg_config = NULL; | |
2022 | ||
2023 | if (!user_config) { | |
a03b097d | 2024 | user_config = interpolate_path("~/.gitconfig", 0); |
4179b489 PS |
2025 | xdg_config = xdg_config_home("config"); |
2026 | } | |
2027 | ||
2028 | *user_out = user_config; | |
2029 | *xdg_out = xdg_config; | |
506b17b1 JS |
2030 | } |
2031 | ||
ab88c363 JK |
2032 | int git_config_system(void) |
2033 | { | |
2034 | return !git_env_bool("GIT_CONFIG_NOSYSTEM", 0); | |
2035 | } | |
2036 | ||
6e8e7981 | 2037 | static int do_git_config_sequence(const struct config_options *opts, |
3867f6d6 | 2038 | const struct repository *repo, |
e145a0bc | 2039 | config_fn_t fn, void *data) |
4f629539 | 2040 | { |
c72ee44b | 2041 | int ret = 0; |
c62a999c | 2042 | char *system_config = git_system_config(); |
1e06eb9b PS |
2043 | char *xdg_config = NULL; |
2044 | char *user_config = NULL; | |
e145a0bc | 2045 | char *repo_config; |
847d0027 | 2046 | char *worktree_config; |
e145a0bc | 2047 | |
847d0027 VD |
2048 | /* |
2049 | * Ensure that either: | |
2050 | * - the git_dir and commondir are both set, or | |
2051 | * - the git_dir and commondir are both NULL | |
2052 | */ | |
2053 | if (!opts->git_dir != !opts->commondir) | |
2054 | BUG("only one of commondir and git_dir is non-NULL"); | |
2055 | ||
2056 | if (opts->commondir) { | |
a577fb5f | 2057 | repo_config = mkpathdup("%s/config", opts->commondir); |
847d0027 VD |
2058 | worktree_config = mkpathdup("%s/config.worktree", opts->git_dir); |
2059 | } else { | |
e145a0bc | 2060 | repo_config = NULL; |
847d0027 VD |
2061 | worktree_config = NULL; |
2062 | } | |
5f1a63e0 | 2063 | |
c62a999c PS |
2064 | if (git_config_system() && system_config && |
2065 | !access_or_die(system_config, R_OK, | |
2066 | opts->system_gently ? ACCESS_EACCES_OK : 0)) | |
809d8680 GC |
2067 | ret += git_config_from_file_with_options(fn, system_config, |
2068 | data, CONFIG_SCOPE_SYSTEM, | |
2069 | NULL); | |
5f1a63e0 | 2070 | |
ecffa3ed | 2071 | git_global_config_paths(&user_config, &xdg_config); |
1e06eb9b | 2072 | |
c72ee44b | 2073 | if (xdg_config && !access_or_die(xdg_config, R_OK, ACCESS_EACCES_OK)) |
809d8680 GC |
2074 | ret += git_config_from_file_with_options(fn, xdg_config, data, |
2075 | CONFIG_SCOPE_GLOBAL, NULL); | |
21cf3227 | 2076 | |
c72ee44b | 2077 | if (user_config && !access_or_die(user_config, R_OK, ACCESS_EACCES_OK)) |
809d8680 GC |
2078 | ret += git_config_from_file_with_options(fn, user_config, data, |
2079 | CONFIG_SCOPE_GLOBAL, NULL); | |
5f1a63e0 | 2080 | |
800a7f99 JH |
2081 | if (!opts->ignore_repo && repo_config && |
2082 | !access_or_die(repo_config, R_OK, 0)) | |
809d8680 GC |
2083 | ret += git_config_from_file_with_options(fn, repo_config, data, |
2084 | CONFIG_SCOPE_LOCAL, NULL); | |
8b1fa778 | 2085 | |
847d0027 | 2086 | if (!opts->ignore_worktree && worktree_config && |
3867f6d6 | 2087 | repo && repo->repository_format_worktree_config && |
847d0027 | 2088 | !access_or_die(worktree_config, R_OK, 0)) { |
809d8680 GC |
2089 | ret += git_config_from_file_with_options(fn, worktree_config, data, |
2090 | CONFIG_SCOPE_WORKTREE, | |
2091 | NULL); | |
58b284a2 NTND |
2092 | } |
2093 | ||
800a7f99 | 2094 | if (!opts->ignore_cmdline && git_config_from_parameters(fn, data) < 0) |
8262aaa2 | 2095 | die(_("unable to parse command-line config")); |
8b1fa778 | 2096 | |
c62a999c | 2097 | free(system_config); |
21cf3227 HKNN |
2098 | free(xdg_config); |
2099 | free(user_config); | |
80181868 | 2100 | free(repo_config); |
847d0027 | 2101 | free(worktree_config); |
c72ee44b | 2102 | return ret; |
4f629539 JH |
2103 | } |
2104 | ||
dc8441fd BW |
2105 | int config_with_options(config_fn_t fn, void *data, |
2106 | struct git_config_source *config_source, | |
9b6b06c1 | 2107 | struct repository *repo, |
dc8441fd | 2108 | const struct config_options *opts) |
dbdf5854 | 2109 | { |
9b25a0b5 | 2110 | struct config_include_data inc = CONFIG_INCLUDE_INIT; |
399b1984 | 2111 | int ret; |
9b25a0b5 | 2112 | |
c48f4b37 | 2113 | if (opts->respect_includes) { |
9b25a0b5 JK |
2114 | inc.fn = fn; |
2115 | inc.data = data; | |
c48f4b37 | 2116 | inc.opts = opts; |
9b6b06c1 | 2117 | inc.repo = repo; |
399b1984 | 2118 | inc.config_source = config_source; |
9b25a0b5 JK |
2119 | fn = git_config_include; |
2120 | data = &inc; | |
2121 | } | |
dbdf5854 | 2122 | |
c9b5e2a5 JK |
2123 | /* |
2124 | * If we have a specific filename, use it. Otherwise, follow the | |
2125 | * regular lookup sequence. | |
2126 | */ | |
e3e8bf04 | 2127 | if (config_source && config_source->use_stdin) { |
809d8680 | 2128 | ret = git_config_from_stdin(fn, data, config_source->scope); |
e3e8bf04 | 2129 | } else if (config_source && config_source->file) { |
809d8680 GC |
2130 | ret = git_config_from_file_with_options(fn, config_source->file, |
2131 | data, config_source->scope, | |
2132 | NULL); | |
e3e8bf04 | 2133 | } else if (config_source && config_source->blob) { |
399b1984 | 2134 | ret = git_config_from_blob_ref(fn, repo, config_source->blob, |
809d8680 | 2135 | data, config_source->scope); |
399b1984 | 2136 | } else { |
6e8e7981 | 2137 | ret = do_git_config_sequence(opts, repo, fn, data); |
e3e8bf04 | 2138 | } |
c9b5e2a5 | 2139 | |
399b1984 JT |
2140 | if (inc.remote_urls) { |
2141 | string_list_clear(inc.remote_urls, 0); | |
2142 | FREE_AND_NULL(inc.remote_urls); | |
2143 | } | |
2144 | return ret; | |
dbdf5854 NTND |
2145 | } |
2146 | ||
f6c213a0 | 2147 | static void configset_iter(struct config_set *set, config_fn_t fn, void *data) |
c9b5e2a5 | 2148 | { |
155ef25f TA |
2149 | int i, value_index; |
2150 | struct string_list *values; | |
2151 | struct config_set_element *entry; | |
9b4a6553 | 2152 | struct configset_list *list = &set->list; |
6021e1d1 | 2153 | struct config_context ctx = CONFIG_CONTEXT_INIT; |
155ef25f TA |
2154 | |
2155 | for (i = 0; i < list->nr; i++) { | |
2156 | entry = list->items[i].e; | |
2157 | value_index = list->items[i].value_index; | |
2158 | values = &entry->value_list; | |
0d44a2da | 2159 | |
6021e1d1 GC |
2160 | ctx.kvi = values->items[value_index].util; |
2161 | if (fn(entry->key, values->items[value_index].string, &ctx, data) < 0) | |
0d44a2da | 2162 | git_die_config_linenr(entry->key, |
6021e1d1 GC |
2163 | ctx.kvi->filename, |
2164 | ctx.kvi->linenr); | |
155ef25f TA |
2165 | } |
2166 | } | |
2167 | ||
0654aa57 JS |
2168 | void read_early_config(config_fn_t cb, void *data) |
2169 | { | |
c48f4b37 | 2170 | struct config_options opts = {0}; |
d3fb71b3 BW |
2171 | struct strbuf commondir = STRBUF_INIT; |
2172 | struct strbuf gitdir = STRBUF_INIT; | |
1a27409a | 2173 | |
c48f4b37 | 2174 | opts.respect_includes = 1; |
0654aa57 | 2175 | |
a577fb5f BW |
2176 | if (have_git_dir()) { |
2177 | opts.commondir = get_git_common_dir(); | |
2185fde5 | 2178 | opts.git_dir = get_git_dir(); |
0654aa57 | 2179 | /* |
1a27409a JS |
2180 | * When setup_git_directory() was not yet asked to discover the |
2181 | * GIT_DIR, we ask discover_git_directory() to figure out whether there | |
2182 | * is any repository config we should use (but unlike | |
2183 | * setup_git_directory_gently(), no global state is changed, most | |
2184 | * notably, the current working directory is still the same after the | |
2185 | * call). | |
0654aa57 | 2186 | */ |
a577fb5f BW |
2187 | } else if (!discover_git_directory(&commondir, &gitdir)) { |
2188 | opts.commondir = commondir.buf; | |
d3fb71b3 | 2189 | opts.git_dir = gitdir.buf; |
a577fb5f | 2190 | } |
2185fde5 | 2191 | |
9b6b06c1 | 2192 | config_with_options(cb, data, NULL, NULL, &opts); |
0654aa57 | 2193 | |
d3fb71b3 BW |
2194 | strbuf_release(&commondir); |
2195 | strbuf_release(&gitdir); | |
0654aa57 JS |
2196 | } |
2197 | ||
800a7f99 JH |
2198 | /* |
2199 | * Read config but only enumerate system and global settings. | |
2200 | * Omit any repo-local, worktree-local, or command-line settings. | |
2201 | */ | |
2202 | void read_very_early_config(config_fn_t cb, void *data) | |
2203 | { | |
2204 | struct config_options opts = { 0 }; | |
2205 | ||
2206 | opts.respect_includes = 1; | |
2207 | opts.ignore_repo = 1; | |
2208 | opts.ignore_worktree = 1; | |
2209 | opts.ignore_cmdline = 1; | |
f672deec | 2210 | opts.system_gently = 1; |
800a7f99 | 2211 | |
9b6b06c1 | 2212 | config_with_options(cb, data, NULL, NULL, &opts); |
800a7f99 JH |
2213 | } |
2214 | ||
b83efcec | 2215 | RESULT_MUST_BE_USED |
06e9e726 | 2216 | static int configset_find_element(struct config_set *set, const char *key, |
b83efcec | 2217 | struct config_set_element **dest) |
3c8687a7 TA |
2218 | { |
2219 | struct config_set_element k; | |
2220 | struct config_set_element *found_entry; | |
2221 | char *normalized_key; | |
b83efcec ÆAB |
2222 | int ret; |
2223 | ||
3c8687a7 TA |
2224 | /* |
2225 | * `key` may come from the user, so normalize it before using it | |
2226 | * for querying entries from the hashmap. | |
2227 | */ | |
b83efcec ÆAB |
2228 | ret = git_config_parse_key(key, &normalized_key, NULL); |
2229 | if (ret) | |
2230 | return ret; | |
3c8687a7 | 2231 | |
d22245a2 | 2232 | hashmap_entry_init(&k.ent, strhash(normalized_key)); |
3c8687a7 | 2233 | k.key = normalized_key; |
9b4a6553 | 2234 | found_entry = hashmap_get_entry(&set->config_hash, &k, ent, NULL); |
3c8687a7 | 2235 | free(normalized_key); |
b83efcec ÆAB |
2236 | *dest = found_entry; |
2237 | return 0; | |
3c8687a7 TA |
2238 | } |
2239 | ||
26b66932 | 2240 | static int configset_add_value(const struct key_value_info *kvi_p, |
9b4a6553 | 2241 | struct config_set *set, const char *key, |
a798a56c | 2242 | const char *value) |
3c8687a7 TA |
2243 | { |
2244 | struct config_set_element *e; | |
3df8fd62 | 2245 | struct string_list_item *si; |
155ef25f | 2246 | struct configset_list_item *l_item; |
3df8fd62 | 2247 | struct key_value_info *kv_info = xmalloc(sizeof(*kv_info)); |
b83efcec | 2248 | int ret; |
3df8fd62 | 2249 | |
06e9e726 | 2250 | ret = configset_find_element(set, key, &e); |
b83efcec ÆAB |
2251 | if (ret) |
2252 | return ret; | |
3c8687a7 TA |
2253 | /* |
2254 | * Since the keys are being fed by git_config*() callback mechanism, they | |
2255 | * are already normalized. So simply add them without any further munging. | |
2256 | */ | |
2257 | if (!e) { | |
2258 | e = xmalloc(sizeof(*e)); | |
d22245a2 | 2259 | hashmap_entry_init(&e->ent, strhash(key)); |
3c8687a7 | 2260 | e->key = xstrdup(key); |
bc40dfb1 | 2261 | string_list_init_dup(&e->value_list); |
9b4a6553 | 2262 | hashmap_add(&set->config_hash, &e->ent); |
3c8687a7 | 2263 | } |
8c53f071 | 2264 | si = string_list_append_nodup(&e->value_list, xstrdup_or_null(value)); |
155ef25f | 2265 | |
9b4a6553 GC |
2266 | ALLOC_GROW(set->list.items, set->list.nr + 1, set->list.alloc); |
2267 | l_item = &set->list.items[set->list.nr++]; | |
155ef25f TA |
2268 | l_item->e = e; |
2269 | l_item->value_index = e->value_list.nr - 1; | |
2270 | ||
f6c213a0 | 2271 | *kv_info = *kvi_p; |
3df8fd62 | 2272 | si->util = kv_info; |
3c8687a7 TA |
2273 | |
2274 | return 0; | |
2275 | } | |
2276 | ||
5cf88fd8 | 2277 | static int config_set_element_cmp(const void *cmp_data UNUSED, |
939af16e EW |
2278 | const struct hashmap_entry *eptr, |
2279 | const struct hashmap_entry *entry_or_key, | |
5cf88fd8 | 2280 | const void *keydata UNUSED) |
3c8687a7 | 2281 | { |
939af16e EW |
2282 | const struct config_set_element *e1, *e2; |
2283 | ||
2284 | e1 = container_of(eptr, const struct config_set_element, ent); | |
2285 | e2 = container_of(entry_or_key, const struct config_set_element, ent); | |
77bdc097 | 2286 | |
3c8687a7 TA |
2287 | return strcmp(e1->key, e2->key); |
2288 | } | |
2289 | ||
9b4a6553 | 2290 | void git_configset_init(struct config_set *set) |
3c8687a7 | 2291 | { |
9b4a6553 GC |
2292 | hashmap_init(&set->config_hash, config_set_element_cmp, NULL, 0); |
2293 | set->hash_initialized = 1; | |
2294 | set->list.nr = 0; | |
2295 | set->list.alloc = 0; | |
2296 | set->list.items = NULL; | |
3c8687a7 TA |
2297 | } |
2298 | ||
9b4a6553 | 2299 | void git_configset_clear(struct config_set *set) |
3c8687a7 TA |
2300 | { |
2301 | struct config_set_element *entry; | |
2302 | struct hashmap_iter iter; | |
9b4a6553 | 2303 | if (!set->hash_initialized) |
3c8687a7 TA |
2304 | return; |
2305 | ||
9b4a6553 | 2306 | hashmap_for_each_entry(&set->config_hash, &iter, entry, |
87571c3f | 2307 | ent /* member name */) { |
3c8687a7 | 2308 | free(entry->key); |
3df8fd62 | 2309 | string_list_clear(&entry->value_list, 1); |
3c8687a7 | 2310 | } |
9b4a6553 GC |
2311 | hashmap_clear_and_free(&set->config_hash, struct config_set_element, ent); |
2312 | set->hash_initialized = 0; | |
2313 | free(set->list.items); | |
2314 | set->list.nr = 0; | |
2315 | set->list.alloc = 0; | |
2316 | set->list.items = NULL; | |
3c8687a7 TA |
2317 | } |
2318 | ||
a4e7e317 | 2319 | static int config_set_callback(const char *key, const char *value, |
26b66932 | 2320 | const struct config_context *ctx, |
a4e7e317 | 2321 | void *cb) |
3c8687a7 | 2322 | { |
f6c213a0 GC |
2323 | struct config_set *set = cb; |
2324 | configset_add_value(ctx->kvi, set, key, value); | |
3c8687a7 TA |
2325 | return 0; |
2326 | } | |
2327 | ||
9b4a6553 | 2328 | int git_configset_add_file(struct config_set *set, const char *filename) |
3c8687a7 | 2329 | { |
f6c213a0 | 2330 | return git_config_from_file(config_set_callback, filename, set); |
3c8687a7 TA |
2331 | } |
2332 | ||
8868b1eb GC |
2333 | int git_configset_get_value(struct config_set *set, const char *key, |
2334 | const char **value, struct key_value_info *kvi) | |
3c8687a7 TA |
2335 | { |
2336 | const struct string_list *values = NULL; | |
a4286193 | 2337 | int ret; |
8868b1eb | 2338 | struct string_list_item item; |
3c8687a7 TA |
2339 | /* |
2340 | * Follows "last one wins" semantic, i.e., if there are multiple matches for the | |
2341 | * queried key in the files of the configset, the value returned will be the last | |
2342 | * value in the value list for that key. | |
2343 | */ | |
06e9e726 | 2344 | if ((ret = git_configset_get_value_multi(set, key, &values))) |
a4286193 | 2345 | return ret; |
3c8687a7 | 2346 | |
3c8687a7 | 2347 | assert(values->nr > 0); |
8868b1eb GC |
2348 | item = values->items[values->nr - 1]; |
2349 | *value = item.string; | |
2350 | if (kvi) | |
2351 | *kvi = *((struct key_value_info *)item.util); | |
3c8687a7 TA |
2352 | return 0; |
2353 | } | |
2354 | ||
06e9e726 | 2355 | int git_configset_get_value_multi(struct config_set *set, const char *key, |
a4286193 | 2356 | const struct string_list **dest) |
3c8687a7 | 2357 | { |
b83efcec | 2358 | struct config_set_element *e; |
a4286193 | 2359 | int ret; |
b83efcec | 2360 | |
06e9e726 | 2361 | if ((ret = configset_find_element(set, key, &e))) |
a4286193 | 2362 | return ret; |
b83efcec | 2363 | else if (!e) |
a4286193 ÆAB |
2364 | return 1; |
2365 | *dest = &e->value_list; | |
2366 | ||
2367 | return 0; | |
b83efcec ÆAB |
2368 | } |
2369 | ||
9e2d884d ÆAB |
2370 | static int check_multi_string(struct string_list_item *item, void *util) |
2371 | { | |
2372 | return item->string ? 0 : config_error_nonbool(util); | |
2373 | } | |
2374 | ||
2375 | int git_configset_get_string_multi(struct config_set *cs, const char *key, | |
2376 | const struct string_list **dest) | |
2377 | { | |
2378 | int ret; | |
2379 | ||
2380 | if ((ret = git_configset_get_value_multi(cs, key, dest))) | |
2381 | return ret; | |
2382 | if ((ret = for_each_string_list((struct string_list *)*dest, | |
2383 | check_multi_string, (void *)key))) | |
2384 | return ret; | |
2385 | ||
2386 | return 0; | |
2387 | } | |
2388 | ||
06e9e726 | 2389 | int git_configset_get(struct config_set *set, const char *key) |
3c8687a7 | 2390 | { |
b83efcec ÆAB |
2391 | struct config_set_element *e; |
2392 | int ret; | |
2393 | ||
06e9e726 | 2394 | if ((ret = configset_find_element(set, key, &e))) |
b83efcec ÆAB |
2395 | return ret; |
2396 | else if (!e) | |
2397 | return 1; | |
2398 | return 0; | |
3c8687a7 TA |
2399 | } |
2400 | ||
9b4a6553 | 2401 | int git_configset_get_string(struct config_set *set, const char *key, char **dest) |
3c8687a7 TA |
2402 | { |
2403 | const char *value; | |
8868b1eb | 2404 | if (!git_configset_get_value(set, key, &value, NULL)) |
9a53219f | 2405 | return git_config_string((const char **)dest, key, value); |
3c8687a7 TA |
2406 | else |
2407 | return 1; | |
2408 | } | |
2409 | ||
9b4a6553 | 2410 | static int git_configset_get_string_tmp(struct config_set *set, const char *key, |
3ce11382 | 2411 | const char **dest) |
3c8687a7 | 2412 | { |
f1de981e | 2413 | const char *value; |
8868b1eb | 2414 | if (!git_configset_get_value(set, key, &value, NULL)) { |
f1de981e JK |
2415 | if (!value) |
2416 | return config_error_nonbool(key); | |
2417 | *dest = value; | |
2418 | return 0; | |
2419 | } else { | |
2420 | return 1; | |
2421 | } | |
3c8687a7 TA |
2422 | } |
2423 | ||
9b4a6553 | 2424 | int git_configset_get_int(struct config_set *set, const char *key, int *dest) |
3c8687a7 TA |
2425 | { |
2426 | const char *value; | |
8868b1eb GC |
2427 | struct key_value_info kvi; |
2428 | ||
2429 | if (!git_configset_get_value(set, key, &value, &kvi)) { | |
2430 | *dest = git_config_int(key, value, &kvi); | |
3c8687a7 TA |
2431 | return 0; |
2432 | } else | |
2433 | return 1; | |
2434 | } | |
2435 | ||
9b4a6553 | 2436 | int git_configset_get_ulong(struct config_set *set, const char *key, unsigned long *dest) |
3c8687a7 TA |
2437 | { |
2438 | const char *value; | |
8868b1eb GC |
2439 | struct key_value_info kvi; |
2440 | ||
2441 | if (!git_configset_get_value(set, key, &value, &kvi)) { | |
2442 | *dest = git_config_ulong(key, value, &kvi); | |
3c8687a7 TA |
2443 | return 0; |
2444 | } else | |
2445 | return 1; | |
2446 | } | |
2447 | ||
9b4a6553 | 2448 | int git_configset_get_bool(struct config_set *set, const char *key, int *dest) |
3c8687a7 TA |
2449 | { |
2450 | const char *value; | |
8868b1eb | 2451 | if (!git_configset_get_value(set, key, &value, NULL)) { |
3c8687a7 TA |
2452 | *dest = git_config_bool(key, value); |
2453 | return 0; | |
2454 | } else | |
2455 | return 1; | |
2456 | } | |
2457 | ||
9b4a6553 | 2458 | int git_configset_get_bool_or_int(struct config_set *set, const char *key, |
3c8687a7 TA |
2459 | int *is_bool, int *dest) |
2460 | { | |
2461 | const char *value; | |
8868b1eb GC |
2462 | struct key_value_info kvi; |
2463 | ||
2464 | if (!git_configset_get_value(set, key, &value, &kvi)) { | |
2465 | *dest = git_config_bool_or_int(key, value, &kvi, is_bool); | |
3c8687a7 TA |
2466 | return 0; |
2467 | } else | |
2468 | return 1; | |
2469 | } | |
2470 | ||
9b4a6553 | 2471 | int git_configset_get_maybe_bool(struct config_set *set, const char *key, int *dest) |
3c8687a7 TA |
2472 | { |
2473 | const char *value; | |
8868b1eb | 2474 | if (!git_configset_get_value(set, key, &value, NULL)) { |
89576613 | 2475 | *dest = git_parse_maybe_bool(value); |
3c8687a7 TA |
2476 | if (*dest == -1) |
2477 | return -1; | |
2478 | return 0; | |
2479 | } else | |
2480 | return 1; | |
2481 | } | |
2482 | ||
9b4a6553 | 2483 | int git_configset_get_pathname(struct config_set *set, const char *key, const char **dest) |
3c8687a7 TA |
2484 | { |
2485 | const char *value; | |
8868b1eb | 2486 | if (!git_configset_get_value(set, key, &value, NULL)) |
3c8687a7 TA |
2487 | return git_config_pathname(dest, key, value); |
2488 | else | |
2489 | return 1; | |
2490 | } | |
2491 | ||
3b256228 BW |
2492 | /* Functions use to read configuration from a repository */ |
2493 | static void repo_read_config(struct repository *repo) | |
3c8687a7 | 2494 | { |
1703751f | 2495 | struct config_options opts = { 0 }; |
3b256228 BW |
2496 | |
2497 | opts.respect_includes = 1; | |
2498 | opts.commondir = repo->commondir; | |
2499 | opts.git_dir = repo->gitdir; | |
2500 | ||
2501 | if (!repo->config) | |
ca56dadb | 2502 | CALLOC_ARRAY(repo->config, 1); |
3b256228 BW |
2503 | else |
2504 | git_configset_clear(repo->config); | |
2505 | ||
2506 | git_configset_init(repo->config); | |
f6c213a0 GC |
2507 | if (config_with_options(config_set_callback, repo->config, NULL, |
2508 | repo, &opts) < 0) | |
3b256228 BW |
2509 | /* |
2510 | * config_with_options() normally returns only | |
2511 | * zero, as most errors are fatal, and | |
2512 | * non-fatal potential errors are guarded by "if" | |
2513 | * statements that are entered only when no error is | |
2514 | * possible. | |
2515 | * | |
2516 | * If we ever encounter a non-fatal error, it means | |
2517 | * something went really wrong and we should stop | |
2518 | * immediately. | |
2519 | */ | |
2520 | die(_("unknown error occurred while reading the configuration files")); | |
2521 | } | |
2522 | ||
2523 | static void git_config_check_init(struct repository *repo) | |
2524 | { | |
2525 | if (repo->config && repo->config->hash_initialized) | |
3c8687a7 | 2526 | return; |
3b256228 | 2527 | repo_read_config(repo); |
3c8687a7 TA |
2528 | } |
2529 | ||
3b256228 | 2530 | static void repo_config_clear(struct repository *repo) |
3c8687a7 | 2531 | { |
3b256228 | 2532 | if (!repo->config || !repo->config->hash_initialized) |
3c8687a7 | 2533 | return; |
3b256228 | 2534 | git_configset_clear(repo->config); |
3c8687a7 TA |
2535 | } |
2536 | ||
3b256228 | 2537 | void repo_config(struct repository *repo, config_fn_t fn, void *data) |
3c8687a7 | 2538 | { |
3b256228 | 2539 | git_config_check_init(repo); |
f6c213a0 | 2540 | configset_iter(repo->config, fn, data); |
3c8687a7 TA |
2541 | } |
2542 | ||
b83efcec ÆAB |
2543 | int repo_config_get(struct repository *repo, const char *key) |
2544 | { | |
2545 | git_config_check_init(repo); | |
2546 | return git_configset_get(repo->config, key); | |
2547 | } | |
2548 | ||
3b256228 BW |
2549 | int repo_config_get_value(struct repository *repo, |
2550 | const char *key, const char **value) | |
3c8687a7 | 2551 | { |
3b256228 | 2552 | git_config_check_init(repo); |
8868b1eb | 2553 | return git_configset_get_value(repo->config, key, value, NULL); |
3c8687a7 TA |
2554 | } |
2555 | ||
a4286193 ÆAB |
2556 | int repo_config_get_value_multi(struct repository *repo, const char *key, |
2557 | const struct string_list **dest) | |
3b256228 BW |
2558 | { |
2559 | git_config_check_init(repo); | |
a4286193 | 2560 | return git_configset_get_value_multi(repo->config, key, dest); |
3b256228 BW |
2561 | } |
2562 | ||
9e2d884d ÆAB |
2563 | int repo_config_get_string_multi(struct repository *repo, const char *key, |
2564 | const struct string_list **dest) | |
3b256228 BW |
2565 | { |
2566 | git_config_check_init(repo); | |
9e2d884d | 2567 | return git_configset_get_string_multi(repo->config, key, dest); |
3b256228 BW |
2568 | } |
2569 | ||
9a53219f JK |
2570 | int repo_config_get_string(struct repository *repo, |
2571 | const char *key, char **dest) | |
3b256228 BW |
2572 | { |
2573 | int ret; | |
2574 | git_config_check_init(repo); | |
9a53219f | 2575 | ret = git_configset_get_string(repo->config, key, dest); |
3b256228 BW |
2576 | if (ret < 0) |
2577 | git_die_config(key, NULL); | |
2578 | return ret; | |
2579 | } | |
2580 | ||
f1de981e JK |
2581 | int repo_config_get_string_tmp(struct repository *repo, |
2582 | const char *key, const char **dest) | |
3b256228 | 2583 | { |
f1de981e | 2584 | int ret; |
3b256228 | 2585 | git_config_check_init(repo); |
f1de981e JK |
2586 | ret = git_configset_get_string_tmp(repo->config, key, dest); |
2587 | if (ret < 0) | |
2588 | git_die_config(key, NULL); | |
2589 | return ret; | |
3b256228 BW |
2590 | } |
2591 | ||
2592 | int repo_config_get_int(struct repository *repo, | |
2593 | const char *key, int *dest) | |
2594 | { | |
2595 | git_config_check_init(repo); | |
2596 | return git_configset_get_int(repo->config, key, dest); | |
2597 | } | |
2598 | ||
2599 | int repo_config_get_ulong(struct repository *repo, | |
2600 | const char *key, unsigned long *dest) | |
2601 | { | |
2602 | git_config_check_init(repo); | |
2603 | return git_configset_get_ulong(repo->config, key, dest); | |
2604 | } | |
2605 | ||
2606 | int repo_config_get_bool(struct repository *repo, | |
2607 | const char *key, int *dest) | |
2608 | { | |
2609 | git_config_check_init(repo); | |
2610 | return git_configset_get_bool(repo->config, key, dest); | |
2611 | } | |
2612 | ||
2613 | int repo_config_get_bool_or_int(struct repository *repo, | |
2614 | const char *key, int *is_bool, int *dest) | |
2615 | { | |
2616 | git_config_check_init(repo); | |
2617 | return git_configset_get_bool_or_int(repo->config, key, is_bool, dest); | |
2618 | } | |
2619 | ||
2620 | int repo_config_get_maybe_bool(struct repository *repo, | |
2621 | const char *key, int *dest) | |
2622 | { | |
2623 | git_config_check_init(repo); | |
2624 | return git_configset_get_maybe_bool(repo->config, key, dest); | |
2625 | } | |
2626 | ||
2627 | int repo_config_get_pathname(struct repository *repo, | |
2628 | const char *key, const char **dest) | |
3c8687a7 | 2629 | { |
5a80e97c | 2630 | int ret; |
3b256228 BW |
2631 | git_config_check_init(repo); |
2632 | ret = git_configset_get_pathname(repo->config, key, dest); | |
5a80e97c TA |
2633 | if (ret < 0) |
2634 | git_die_config(key, NULL); | |
2635 | return ret; | |
3c8687a7 TA |
2636 | } |
2637 | ||
5b3c6507 GC |
2638 | /* Read values into protected_config. */ |
2639 | static void read_protected_config(void) | |
2640 | { | |
ecec57b3 GC |
2641 | struct config_options opts = { |
2642 | .respect_includes = 1, | |
2643 | .ignore_repo = 1, | |
2644 | .ignore_worktree = 1, | |
2645 | .system_gently = 1, | |
2646 | }; | |
a798a56c | 2647 | |
5b3c6507 | 2648 | git_configset_init(&protected_config); |
f6c213a0 GC |
2649 | config_with_options(config_set_callback, &protected_config, NULL, |
2650 | NULL, &opts); | |
5b3c6507 GC |
2651 | } |
2652 | ||
2653 | void git_protected_config(config_fn_t fn, void *data) | |
2654 | { | |
2655 | if (!protected_config.hash_initialized) | |
2656 | read_protected_config(); | |
f6c213a0 | 2657 | configset_iter(&protected_config, fn, data); |
5b3c6507 GC |
2658 | } |
2659 | ||
3b256228 BW |
2660 | /* Functions used historically to read configuration from 'the_repository' */ |
2661 | void git_config(config_fn_t fn, void *data) | |
2662 | { | |
2663 | repo_config(the_repository, fn, data); | |
2664 | } | |
2665 | ||
2666 | void git_config_clear(void) | |
2667 | { | |
2668 | repo_config_clear(the_repository); | |
2669 | } | |
2670 | ||
b83efcec ÆAB |
2671 | int git_config_get(const char *key) |
2672 | { | |
2673 | return repo_config_get(the_repository, key); | |
2674 | } | |
2675 | ||
3b256228 BW |
2676 | int git_config_get_value(const char *key, const char **value) |
2677 | { | |
2678 | return repo_config_get_value(the_repository, key, value); | |
2679 | } | |
2680 | ||
a4286193 | 2681 | int git_config_get_value_multi(const char *key, const struct string_list **dest) |
3b256228 | 2682 | { |
a4286193 | 2683 | return repo_config_get_value_multi(the_repository, key, dest); |
3b256228 BW |
2684 | } |
2685 | ||
9e2d884d ÆAB |
2686 | int git_config_get_string_multi(const char *key, |
2687 | const struct string_list **dest) | |
3b256228 | 2688 | { |
9e2d884d | 2689 | return repo_config_get_string_multi(the_repository, key, dest); |
3b256228 BW |
2690 | } |
2691 | ||
3c8687a7 | 2692 | int git_config_get_string(const char *key, char **dest) |
3b256228 | 2693 | { |
3b256228 | 2694 | return repo_config_get_string(the_repository, key, dest); |
3b256228 BW |
2695 | } |
2696 | ||
f1de981e | 2697 | int git_config_get_string_tmp(const char *key, const char **dest) |
3c8687a7 | 2698 | { |
f1de981e | 2699 | return repo_config_get_string_tmp(the_repository, key, dest); |
3c8687a7 TA |
2700 | } |
2701 | ||
2702 | int git_config_get_int(const char *key, int *dest) | |
2703 | { | |
3b256228 | 2704 | return repo_config_get_int(the_repository, key, dest); |
3c8687a7 TA |
2705 | } |
2706 | ||
2707 | int git_config_get_ulong(const char *key, unsigned long *dest) | |
2708 | { | |
3b256228 | 2709 | return repo_config_get_ulong(the_repository, key, dest); |
3c8687a7 TA |
2710 | } |
2711 | ||
2712 | int git_config_get_bool(const char *key, int *dest) | |
2713 | { | |
3b256228 | 2714 | return repo_config_get_bool(the_repository, key, dest); |
3c8687a7 TA |
2715 | } |
2716 | ||
2717 | int git_config_get_bool_or_int(const char *key, int *is_bool, int *dest) | |
2718 | { | |
3b256228 | 2719 | return repo_config_get_bool_or_int(the_repository, key, is_bool, dest); |
3c8687a7 TA |
2720 | } |
2721 | ||
2722 | int git_config_get_maybe_bool(const char *key, int *dest) | |
2723 | { | |
3b256228 | 2724 | return repo_config_get_maybe_bool(the_repository, key, dest); |
3c8687a7 TA |
2725 | } |
2726 | ||
2727 | int git_config_get_pathname(const char *key, const char **dest) | |
2728 | { | |
3b256228 | 2729 | return repo_config_get_pathname(the_repository, key, dest); |
5a80e97c TA |
2730 | } |
2731 | ||
77d67977 CC |
2732 | int git_config_get_expiry(const char *key, const char **output) |
2733 | { | |
9a53219f | 2734 | int ret = git_config_get_string(key, (char **)output); |
77d67977 CC |
2735 | if (ret) |
2736 | return ret; | |
2737 | if (strcmp(*output, "now")) { | |
dddbad72 | 2738 | timestamp_t now = approxidate("now"); |
77d67977 CC |
2739 | if (approxidate(*output) >= now) |
2740 | git_die_config(key, _("Invalid %s: '%s'"), key, *output); | |
2741 | } | |
2742 | return ret; | |
2743 | } | |
2744 | ||
6e96cb52 JH |
2745 | int git_config_get_expiry_in_days(const char *key, timestamp_t *expiry, timestamp_t now) |
2746 | { | |
1c890016 | 2747 | const char *expiry_string; |
6e96cb52 JH |
2748 | intmax_t days; |
2749 | timestamp_t when; | |
2750 | ||
1c890016 | 2751 | if (git_config_get_string_tmp(key, &expiry_string)) |
6e96cb52 JH |
2752 | return 1; /* no such thing */ |
2753 | ||
2754 | if (git_parse_signed(expiry_string, &days, maximum_signed_value_of_type(int))) { | |
2755 | const int scale = 86400; | |
2756 | *expiry = now - days * scale; | |
2757 | return 0; | |
2758 | } | |
2759 | ||
2760 | if (!parse_expiry_date(expiry_string, &when)) { | |
2761 | *expiry = when; | |
2762 | return 0; | |
2763 | } | |
2764 | return -1; /* thing exists but cannot be parsed */ | |
2765 | } | |
2766 | ||
1f44b09b CC |
2767 | int git_config_get_split_index(void) |
2768 | { | |
2769 | int val; | |
2770 | ||
2771 | if (!git_config_get_maybe_bool("core.splitindex", &val)) | |
2772 | return val; | |
2773 | ||
2774 | return -1; /* default value */ | |
2775 | } | |
2776 | ||
72dcb7b3 CC |
2777 | int git_config_get_max_percent_split_change(void) |
2778 | { | |
2779 | int val = -1; | |
2780 | ||
2781 | if (!git_config_get_int("splitindex.maxpercentchange", &val)) { | |
2782 | if (0 <= val && val <= 100) | |
2783 | return val; | |
2784 | ||
2785 | return error(_("splitIndex.maxPercentChange value '%d' " | |
2786 | "should be between 0 and 100"), val); | |
2787 | } | |
2788 | ||
2789 | return -1; /* default value */ | |
2790 | } | |
2791 | ||
2a9dedef | 2792 | int git_config_get_index_threads(int *dest) |
c780b9cf | 2793 | { |
2a9dedef | 2794 | int is_bool, val; |
c780b9cf BP |
2795 | |
2796 | val = git_env_ulong("GIT_TEST_INDEX_THREADS", 0); | |
2a9dedef JN |
2797 | if (val) { |
2798 | *dest = val; | |
2799 | return 0; | |
2800 | } | |
c780b9cf BP |
2801 | |
2802 | if (!git_config_get_bool_or_int("index.threads", &is_bool, &val)) { | |
2803 | if (is_bool) | |
2a9dedef | 2804 | *dest = val ? 0 : 1; |
c780b9cf | 2805 | else |
2a9dedef JN |
2806 | *dest = val; |
2807 | return 0; | |
c780b9cf BP |
2808 | } |
2809 | ||
2a9dedef | 2810 | return 1; |
c780b9cf BP |
2811 | } |
2812 | ||
5a80e97c TA |
2813 | NORETURN |
2814 | void git_die_config_linenr(const char *key, const char *filename, int linenr) | |
2815 | { | |
2816 | if (!filename) | |
2817 | die(_("unable to parse '%s' from command-line config"), key); | |
2818 | else | |
2819 | die(_("bad config variable '%s' in file '%s' at line %d"), | |
2820 | key, filename, linenr); | |
2821 | } | |
2822 | ||
2823 | NORETURN __attribute__((format(printf, 2, 3))) | |
2824 | void git_die_config(const char *key, const char *err, ...) | |
2825 | { | |
2826 | const struct string_list *values; | |
2827 | struct key_value_info *kv_info; | |
f5c39c32 | 2828 | report_fn error_fn = get_error_routine(); |
5a80e97c TA |
2829 | |
2830 | if (err) { | |
2831 | va_list params; | |
2832 | va_start(params, err); | |
f5c39c32 | 2833 | error_fn(err, params); |
5a80e97c TA |
2834 | va_end(params); |
2835 | } | |
a4286193 ÆAB |
2836 | if (git_config_get_value_multi(key, &values)) |
2837 | BUG("for key '%s' we must have a value to report on", key); | |
5a80e97c TA |
2838 | kv_info = values->items[values->nr - 1].util; |
2839 | git_die_config_linenr(key, kv_info->filename, kv_info->linenr); | |
3c8687a7 TA |
2840 | } |
2841 | ||
10bea152 JS |
2842 | /* |
2843 | * Find all the stuff for git_config_set() below. | |
2844 | */ | |
4ddba79d | 2845 | |
fee8572c | 2846 | struct config_store_data { |
f011a965 | 2847 | size_t baselen; |
4b25d091 | 2848 | char *key; |
f98d863d | 2849 | int do_not_match; |
c90702a1 | 2850 | const char *fixed_value; |
247e2f82 | 2851 | regex_t *value_pattern; |
4ddba79d | 2852 | int multi_replace; |
6ae996f2 JS |
2853 | struct { |
2854 | size_t begin, end; | |
2855 | enum config_event_t type; | |
22aedfcc | 2856 | int is_keys_section; |
6ae996f2 JS |
2857 | } *parsed; |
2858 | unsigned int parsed_nr, parsed_alloc, *seen, seen_nr, seen_alloc; | |
5221c315 | 2859 | unsigned int key_seen:1, section_seen:1, is_keys_section:1; |
fee8572c | 2860 | }; |
a798a56c | 2861 | #define CONFIG_STORE_INIT { 0 } |
10bea152 | 2862 | |
2a00e594 MÅ |
2863 | static void config_store_data_clear(struct config_store_data *store) |
2864 | { | |
e7347cb9 | 2865 | free(store->key); |
247e2f82 DS |
2866 | if (store->value_pattern != NULL && |
2867 | store->value_pattern != CONFIG_REGEX_NONE) { | |
2868 | regfree(store->value_pattern); | |
2869 | free(store->value_pattern); | |
3b82542d | 2870 | } |
2a00e594 MÅ |
2871 | free(store->parsed); |
2872 | free(store->seen); | |
2873 | memset(store, 0, sizeof(*store)); | |
2874 | } | |
2875 | ||
fee8572c JS |
2876 | static int matches(const char *key, const char *value, |
2877 | const struct config_store_data *store) | |
f98d863d | 2878 | { |
fee8572c | 2879 | if (strcmp(key, store->key)) |
c1063be2 | 2880 | return 0; /* not ours */ |
c90702a1 DS |
2881 | if (store->fixed_value) |
2882 | return !strcmp(store->fixed_value, value); | |
247e2f82 | 2883 | if (!store->value_pattern) |
c1063be2 | 2884 | return 1; /* always matches */ |
247e2f82 | 2885 | if (store->value_pattern == CONFIG_REGEX_NONE) |
c1063be2 JK |
2886 | return 0; /* never matches */ |
2887 | ||
fee8572c | 2888 | return store->do_not_match ^ |
247e2f82 | 2889 | (value && !regexec(store->value_pattern, value, 0, NULL, 0)); |
f98d863d JS |
2890 | } |
2891 | ||
6e8e7981 GC |
2892 | static int store_aux_event(enum config_event_t type, size_t begin, size_t end, |
2893 | struct config_source *cs, void *data) | |
6ae996f2 JS |
2894 | { |
2895 | struct config_store_data *store = data; | |
2896 | ||
2897 | ALLOC_GROW(store->parsed, store->parsed_nr + 1, store->parsed_alloc); | |
2898 | store->parsed[store->parsed_nr].begin = begin; | |
2899 | store->parsed[store->parsed_nr].end = end; | |
2900 | store->parsed[store->parsed_nr].type = type; | |
6ae996f2 JS |
2901 | |
2902 | if (type == CONFIG_EVENT_SECTION) { | |
2d84f13d SB |
2903 | int (*cmpfn)(const char *, const char *, size_t); |
2904 | ||
9b4a6553 GC |
2905 | if (cs->var.len < 2 || cs->var.buf[cs->var.len - 1] != '.') |
2906 | return error(_("invalid section name '%s'"), cs->var.buf); | |
6ae996f2 | 2907 | |
9b4a6553 | 2908 | if (cs->subsection_case_sensitive) |
2d84f13d SB |
2909 | cmpfn = strncasecmp; |
2910 | else | |
2911 | cmpfn = strncmp; | |
2912 | ||
6ae996f2 | 2913 | /* Is this the section we were looking for? */ |
22aedfcc JS |
2914 | store->is_keys_section = |
2915 | store->parsed[store->parsed_nr].is_keys_section = | |
9b4a6553 GC |
2916 | cs->var.len - 1 == store->baselen && |
2917 | !cmpfn(cs->var.buf, store->key, store->baselen); | |
c71d8bb3 JS |
2918 | if (store->is_keys_section) { |
2919 | store->section_seen = 1; | |
2920 | ALLOC_GROW(store->seen, store->seen_nr + 1, | |
2921 | store->seen_alloc); | |
2922 | store->seen[store->seen_nr] = store->parsed_nr; | |
2923 | } | |
6ae996f2 JS |
2924 | } |
2925 | ||
22aedfcc JS |
2926 | store->parsed_nr++; |
2927 | ||
6ae996f2 | 2928 | return 0; |
f98d863d JS |
2929 | } |
2930 | ||
a4e7e317 GC |
2931 | static int store_aux(const char *key, const char *value, |
2932 | const struct config_context *ctx UNUSED, void *cb) | |
10bea152 | 2933 | { |
fee8572c | 2934 | struct config_store_data *store = cb; |
ae9ee41d | 2935 | |
5221c315 | 2936 | if (store->key_seen) { |
fee8572c | 2937 | if (matches(key, value, store)) { |
668b9ade | 2938 | if (store->seen_nr == 1 && store->multi_replace == 0) { |
8262aaa2 | 2939 | warning(_("%s has multiple values"), key); |
10bea152 | 2940 | } |
4ddba79d | 2941 | |
668b9ade JS |
2942 | ALLOC_GROW(store->seen, store->seen_nr + 1, |
2943 | store->seen_alloc); | |
83786fa4 | 2944 | |
6ae996f2 | 2945 | store->seen[store->seen_nr] = store->parsed_nr; |
668b9ade | 2946 | store->seen_nr++; |
10bea152 | 2947 | } |
5221c315 | 2948 | } else if (store->is_keys_section) { |
ae9ee41d | 2949 | /* |
6ae996f2 JS |
2950 | * Do not increment matches yet: this may not be a match, but we |
2951 | * are in the desired section. | |
ae9ee41d | 2952 | */ |
6ae996f2 JS |
2953 | ALLOC_GROW(store->seen, store->seen_nr + 1, store->seen_alloc); |
2954 | store->seen[store->seen_nr] = store->parsed_nr; | |
5221c315 | 2955 | store->section_seen = 1; |
ae9ee41d | 2956 | |
6ae996f2 JS |
2957 | if (matches(key, value, store)) { |
2958 | store->seen_nr++; | |
2959 | store->key_seen = 1; | |
bdf0ef08 | 2960 | } |
10bea152 | 2961 | } |
5221c315 | 2962 | |
10bea152 JS |
2963 | return 0; |
2964 | } | |
2965 | ||
64c0d71c | 2966 | static int write_error(const char *filename) |
480c9e52 | 2967 | { |
a769bfc7 | 2968 | error(_("failed to write new configuration file %s"), filename); |
480c9e52 AW |
2969 | |
2970 | /* Same error code as "failed to rename". */ | |
2971 | return 4; | |
2972 | } | |
2973 | ||
fee8572c JS |
2974 | static struct strbuf store_create_section(const char *key, |
2975 | const struct config_store_data *store) | |
10bea152 | 2976 | { |
cb891a59 | 2977 | const char *dot; |
f011a965 | 2978 | size_t i; |
f285a2d7 | 2979 | struct strbuf sb = STRBUF_INIT; |
d14f7764 | 2980 | |
fee8572c | 2981 | dot = memchr(key, '.', store->baselen); |
d14f7764 | 2982 | if (dot) { |
cb891a59 | 2983 | strbuf_addf(&sb, "[%.*s \"", (int)(dot - key), key); |
fee8572c | 2984 | for (i = dot - key + 1; i < store->baselen; i++) { |
e5c349ba | 2985 | if (key[i] == '"' || key[i] == '\\') |
cb891a59 KH |
2986 | strbuf_addch(&sb, '\\'); |
2987 | strbuf_addch(&sb, key[i]); | |
d14f7764 | 2988 | } |
cb891a59 KH |
2989 | strbuf_addstr(&sb, "\"]\n"); |
2990 | } else { | |
f011a965 JK |
2991 | strbuf_addch(&sb, '['); |
2992 | strbuf_add(&sb, key, store->baselen); | |
2993 | strbuf_addstr(&sb, "]\n"); | |
d14f7764 LT |
2994 | } |
2995 | ||
5463caab SD |
2996 | return sb; |
2997 | } | |
2998 | ||
fee8572c JS |
2999 | static ssize_t write_section(int fd, const char *key, |
3000 | const struct config_store_data *store) | |
5463caab | 3001 | { |
fee8572c | 3002 | struct strbuf sb = store_create_section(key, store); |
3b48045c | 3003 | ssize_t ret; |
5463caab | 3004 | |
782c030e | 3005 | ret = write_in_full(fd, sb.buf, sb.len); |
cb891a59 | 3006 | strbuf_release(&sb); |
480c9e52 | 3007 | |
d9bd4cbb | 3008 | return ret; |
10bea152 JS |
3009 | } |
3010 | ||
fee8572c | 3011 | static ssize_t write_pair(int fd, const char *key, const char *value, |
42d5c033 | 3012 | const char *comment, |
fee8572c | 3013 | const struct config_store_data *store) |
10bea152 | 3014 | { |
d9bd4cbb JK |
3015 | int i; |
3016 | ssize_t ret; | |
cb891a59 | 3017 | const char *quote = ""; |
f285a2d7 | 3018 | struct strbuf sb = STRBUF_INIT; |
cdd4fb15 | 3019 | |
6281f394 JM |
3020 | /* |
3021 | * Check to see if the value needs to be surrounded with a dq pair. | |
3022 | * Note that problematic characters are always backslash-quoted; this | |
3023 | * check is about not losing leading or trailing SP and strings that | |
3024 | * follow beginning-of-comment characters (i.e. ';' and '#') by the | |
3025 | * configuration parser. | |
3026 | */ | |
cdd4fb15 | 3027 | if (value[0] == ' ') |
cb891a59 | 3028 | quote = "\""; |
cdd4fb15 BG |
3029 | for (i = 0; value[i]; i++) |
3030 | if (value[i] == ';' || value[i] == '#') | |
cb891a59 KH |
3031 | quote = "\""; |
3032 | if (i && value[i - 1] == ' ') | |
3033 | quote = "\""; | |
3034 | ||
6c7e6963 | 3035 | strbuf_addf(&sb, "\t%s = %s", key + store->baselen + 1, quote); |
10bea152 | 3036 | |
10bea152 JS |
3037 | for (i = 0; value[i]; i++) |
3038 | switch (value[i]) { | |
480c9e52 | 3039 | case '\n': |
cb891a59 | 3040 | strbuf_addstr(&sb, "\\n"); |
480c9e52 AW |
3041 | break; |
3042 | case '\t': | |
cb891a59 | 3043 | strbuf_addstr(&sb, "\\t"); |
480c9e52 AW |
3044 | break; |
3045 | case '"': | |
3046 | case '\\': | |
cb891a59 | 3047 | strbuf_addch(&sb, '\\'); |
1cf01a34 | 3048 | /* fallthrough */ |
480c9e52 | 3049 | default: |
cb891a59 | 3050 | strbuf_addch(&sb, value[i]); |
480c9e52 AW |
3051 | break; |
3052 | } | |
42d5c033 | 3053 | |
fbad334d | 3054 | if (comment) |
31399a6b | 3055 | strbuf_addf(&sb, "%s%s\n", quote, comment); |
fbad334d | 3056 | else |
42d5c033 | 3057 | strbuf_addf(&sb, "%s\n", quote); |
cb891a59 | 3058 | |
d9bd4cbb | 3059 | ret = write_in_full(fd, sb.buf, sb.len); |
cb891a59 KH |
3060 | strbuf_release(&sb); |
3061 | ||
d9bd4cbb | 3062 | return ret; |
10bea152 JS |
3063 | } |
3064 | ||
22aedfcc JS |
3065 | /* |
3066 | * If we are about to unset the last key(s) in a section, and if there are | |
3067 | * no comments surrounding (or included in) the section, we will want to | |
3068 | * extend begin/end to remove the entire section. | |
3069 | * | |
3070 | * Note: the parameter `seen_ptr` points to the index into the store.seen | |
3071 | * array. * This index may be incremented if a section has more than one | |
3072 | * entry (which all are to be removed). | |
3073 | */ | |
3074 | static void maybe_remove_section(struct config_store_data *store, | |
22aedfcc JS |
3075 | size_t *begin_offset, size_t *end_offset, |
3076 | int *seen_ptr) | |
4ddba79d | 3077 | { |
22aedfcc JS |
3078 | size_t begin; |
3079 | int i, seen, section_seen = 0; | |
4ddba79d | 3080 | |
22aedfcc JS |
3081 | /* |
3082 | * First, ensure that this is the first key, and that there are no | |
3083 | * comments before the entry nor before the section header. | |
3084 | */ | |
3085 | seen = *seen_ptr; | |
3086 | for (i = store->seen[seen]; i > 0; i--) { | |
3087 | enum config_event_t type = store->parsed[i - 1].type; | |
3088 | ||
3089 | if (type == CONFIG_EVENT_COMMENT) | |
3090 | /* There is a comment before this entry or section */ | |
3091 | return; | |
3092 | if (type == CONFIG_EVENT_ENTRY) { | |
3093 | if (!section_seen) | |
3094 | /* This is not the section's first entry. */ | |
3095 | return; | |
3096 | /* We encountered no comment before the section. */ | |
3097 | break; | |
3098 | } | |
3099 | if (type == CONFIG_EVENT_SECTION) { | |
3100 | if (!store->parsed[i - 1].is_keys_section) | |
3101 | break; | |
3102 | section_seen = 1; | |
4ddba79d | 3103 | } |
7a31cc0f | 3104 | } |
22aedfcc JS |
3105 | begin = store->parsed[i].begin; |
3106 | ||
3107 | /* | |
46a237f4 | 3108 | * Next, make sure that we are removing the last key(s) in the section, |
22aedfcc JS |
3109 | * and that there are no comments that are possibly about the current |
3110 | * section. | |
3111 | */ | |
3112 | for (i = store->seen[seen] + 1; i < store->parsed_nr; i++) { | |
3113 | enum config_event_t type = store->parsed[i].type; | |
4ddba79d | 3114 | |
22aedfcc JS |
3115 | if (type == CONFIG_EVENT_COMMENT) |
3116 | return; | |
3117 | if (type == CONFIG_EVENT_SECTION) { | |
3118 | if (store->parsed[i].is_keys_section) | |
3119 | continue; | |
3120 | break; | |
3121 | } | |
3122 | if (type == CONFIG_EVENT_ENTRY) { | |
3123 | if (++seen < store->seen_nr && | |
3124 | i == store->seen[seen]) | |
3125 | /* We want to remove this entry, too */ | |
3126 | continue; | |
3127 | /* There is another entry in this section. */ | |
3128 | return; | |
3129 | } | |
3130 | } | |
3131 | ||
3132 | /* | |
3133 | * We are really removing the last entry/entries from this section, and | |
3134 | * there are no enclosed or surrounding comments. Remove the entire, | |
3135 | * now-empty section. | |
3136 | */ | |
3137 | *seen_ptr = seen; | |
3138 | *begin_offset = begin; | |
3139 | if (i < store->parsed_nr) | |
3140 | *end_offset = store->parsed[i].begin; | |
3141 | else | |
3142 | *end_offset = store->parsed[store->parsed_nr - 1].end; | |
4ddba79d JS |
3143 | } |
3144 | ||
30598ad0 | 3145 | int git_config_set_in_file_gently(const char *config_filename, |
42d5c033 | 3146 | const char *key, const char *comment, const char *value) |
5ec31182 | 3147 | { |
42d5c033 | 3148 | return git_config_set_multivar_in_file_gently(config_filename, key, value, NULL, comment, 0); |
5ec31182 RR |
3149 | } |
3150 | ||
3d180648 PS |
3151 | void git_config_set_in_file(const char *config_filename, |
3152 | const char *key, const char *value) | |
10bea152 | 3153 | { |
3d180648 | 3154 | git_config_set_multivar_in_file(config_filename, key, value, NULL, 0); |
b4c8aba6 PS |
3155 | } |
3156 | ||
30598ad0 | 3157 | int git_config_set_gently(const char *key, const char *value) |
10bea152 | 3158 | { |
30598ad0 | 3159 | return git_config_set_multivar_gently(key, value, NULL, 0); |
10bea152 JS |
3160 | } |
3161 | ||
fe187339 DS |
3162 | int repo_config_set_worktree_gently(struct repository *r, |
3163 | const char *key, const char *value) | |
3164 | { | |
b39a8418 | 3165 | /* Only use worktree-specific config if it is already enabled. */ |
3867f6d6 | 3166 | if (r->repository_format_worktree_config) { |
fe187339 DS |
3167 | char *file = repo_git_path(r, "config.worktree"); |
3168 | int ret = git_config_set_multivar_in_file_gently( | |
42d5c033 | 3169 | file, key, value, NULL, NULL, 0); |
fe187339 DS |
3170 | free(file); |
3171 | return ret; | |
3172 | } | |
3173 | return repo_config_set_multivar_gently(r, key, value, NULL, 0); | |
3174 | } | |
3175 | ||
3d180648 | 3176 | void git_config_set(const char *key, const char *value) |
b4c8aba6 | 3177 | { |
3d180648 | 3178 | git_config_set_multivar(key, value, NULL, 0); |
ee4512ed JH |
3179 | |
3180 | trace2_cmd_set_config(key, value); | |
10bea152 JS |
3181 | } |
3182 | ||
31399a6b JH |
3183 | /* |
3184 | * The ownership rule is that the caller will own the string | |
3185 | * if it receives a piece of memory different from what it passed | |
3186 | * as the parameter. | |
3187 | */ | |
3188 | const char *git_config_prepare_comment_string(const char *comment) | |
3189 | { | |
3190 | size_t leading_blanks; | |
3191 | ||
3192 | if (!comment) | |
3193 | return NULL; | |
3194 | ||
3195 | if (strchr(comment, '\n')) | |
3196 | die(_("no multi-line comment allowed: '%s'"), comment); | |
3197 | ||
3198 | /* | |
3199 | * If it begins with one or more leading whitespace characters | |
3200 | * followed by '#", the comment string is used as-is. | |
3201 | * | |
3202 | * If it begins with '#', a SP is inserted between the comment | |
3203 | * and the value the comment is about. | |
3204 | * | |
3205 | * Otherwise, the value is followed by a SP followed by '#' | |
3206 | * followed by SP and then the comment string comes. | |
3207 | */ | |
3208 | ||
3209 | leading_blanks = strspn(comment, " \t"); | |
3210 | if (leading_blanks && comment[leading_blanks] == '#') | |
3211 | ; /* use it as-is */ | |
3212 | else if (comment[0] == '#') | |
3213 | comment = xstrfmt(" %s", comment); | |
3214 | else | |
3215 | comment = xstrfmt(" # %s", comment); | |
3216 | ||
3217 | return comment; | |
3218 | } | |
3219 | ||
3220 | static void validate_comment_string(const char *comment) | |
3221 | { | |
3222 | size_t leading_blanks; | |
3223 | ||
3224 | if (!comment) | |
3225 | return; | |
3226 | /* | |
3227 | * The front-end must have massaged the comment string | |
3228 | * properly before calling us. | |
3229 | */ | |
3230 | if (strchr(comment, '\n')) | |
3231 | BUG("multi-line comments are not permitted: '%s'", comment); | |
3232 | ||
3233 | leading_blanks = strspn(comment, " \t"); | |
3234 | if (!leading_blanks || comment[leading_blanks] != '#') | |
3235 | BUG("comment must begin with one or more SP followed by '#': '%s'", | |
3236 | comment); | |
3237 | } | |
3238 | ||
10bea152 JS |
3239 | /* |
3240 | * If value==NULL, unset in (remove from) config, | |
247e2f82 DS |
3241 | * if value_pattern!=NULL, disregard key/value pairs where value does not match. |
3242 | * if value_pattern==CONFIG_REGEX_NONE, do not match any existing values | |
c1063be2 | 3243 | * (only add a new one) |
504ee129 DS |
3244 | * if flags contains the CONFIG_FLAGS_MULTI_REPLACE flag, all matching |
3245 | * key/values are removed before a single new pair is written. If the | |
3246 | * flag is not present, then replace only the first match. | |
10bea152 JS |
3247 | * |
3248 | * Returns 0 on success. | |
3249 | * | |
3250 | * This function does this: | |
3251 | * | |
3252 | * - it locks the config file by creating ".git/config.lock" | |
3253 | * | |
3254 | * - it then parses the config using store_aux() as validator to find | |
3255 | * the position on the key/value pair to replace. If it is to be unset, | |
3256 | * it must be found exactly once. | |
3257 | * | |
3258 | * - the config file is mmap()ed and the part before the match (if any) is | |
3259 | * written to the lock file, then the changed part and the rest. | |
3260 | * | |
3261 | * - the config file is removed and the lock file rename()d to it. | |
3262 | * | |
3263 | */ | |
30598ad0 PS |
3264 | int git_config_set_multivar_in_file_gently(const char *config_filename, |
3265 | const char *key, const char *value, | |
247e2f82 | 3266 | const char *value_pattern, |
42d5c033 | 3267 | const char *comment, |
504ee129 | 3268 | unsigned flags) |
10bea152 | 3269 | { |
54d160ec | 3270 | int fd = -1, in_fd = -1; |
dafc88b1 | 3271 | int ret; |
bfffb48c | 3272 | struct lock_file lock = LOCK_INIT; |
0a5f5759 | 3273 | char *filename_buf = NULL; |
3a1b3126 JK |
3274 | char *contents = NULL; |
3275 | size_t contents_sz; | |
a798a56c | 3276 | struct config_store_data store = CONFIG_STORE_INIT; |
fee8572c | 3277 | |
31399a6b | 3278 | validate_comment_string(comment); |
fbad334d | 3279 | |
b09c53a3 LP |
3280 | /* parse-key returns negative; flip the sign to feed exit(3) */ |
3281 | ret = 0 - git_config_parse_key(key, &store.key, &store.baselen); | |
3282 | if (ret) | |
dafc88b1 | 3283 | goto out_free; |
b17e659d | 3284 | |
504ee129 | 3285 | store.multi_replace = (flags & CONFIG_FLAGS_MULTI_REPLACE) != 0; |
10bea152 | 3286 | |
0a5f5759 JK |
3287 | if (!config_filename) |
3288 | config_filename = filename_buf = git_pathdup("config"); | |
10bea152 JS |
3289 | |
3290 | /* | |
6cbf973c | 3291 | * The lock serves a purpose in addition to locking: the new |
10bea152 JS |
3292 | * contents of .git/config will be written into it. |
3293 | */ | |
bfffb48c | 3294 | fd = hold_lock_file_for_update(&lock, config_filename, 0); |
6cbf973c | 3295 | if (fd < 0) { |
a769bfc7 | 3296 | error_errno(_("could not lock config file %s"), config_filename); |
7a397419 | 3297 | ret = CONFIG_NO_LOCK; |
dafc88b1 | 3298 | goto out_free; |
10bea152 JS |
3299 | } |
3300 | ||
3301 | /* | |
3302 | * If .git/config does not exist yet, write a minimal version. | |
3303 | */ | |
88fb958b AR |
3304 | in_fd = open(config_filename, O_RDONLY); |
3305 | if ( in_fd < 0 ) { | |
88fb958b | 3306 | if ( ENOENT != errno ) { |
a769bfc7 | 3307 | error_errno(_("opening %s"), config_filename); |
7a397419 | 3308 | ret = CONFIG_INVALID_FILE; /* same as "invalid config file" */ |
dafc88b1 | 3309 | goto out_free; |
88fb958b | 3310 | } |
10bea152 | 3311 | /* if nothing to unset, error out */ |
afe8a907 | 3312 | if (!value) { |
7a397419 | 3313 | ret = CONFIG_NOTHING_SET; |
dafc88b1 | 3314 | goto out_free; |
10bea152 JS |
3315 | } |
3316 | ||
e7347cb9 MÅ |
3317 | free(store.key); |
3318 | store.key = xstrdup(key); | |
fee8572c | 3319 | if (write_section(fd, key, &store) < 0 || |
42d5c033 | 3320 | write_pair(fd, key, value, comment, &store) < 0) |
93c1e079 JH |
3321 | goto write_err_out; |
3322 | } else { | |
88fb958b | 3323 | struct stat st; |
3a1b3126 | 3324 | size_t copy_begin, copy_end; |
dc49cd76 | 3325 | int i, new_line = 0; |
6ae996f2 | 3326 | struct config_options opts; |
10bea152 | 3327 | |
afe8a907 | 3328 | if (!value_pattern) |
247e2f82 DS |
3329 | store.value_pattern = NULL; |
3330 | else if (value_pattern == CONFIG_REGEX_NONE) | |
3331 | store.value_pattern = CONFIG_REGEX_NONE; | |
c90702a1 DS |
3332 | else if (flags & CONFIG_FLAGS_FIXED_VALUE) |
3333 | store.fixed_value = value_pattern; | |
10bea152 | 3334 | else { |
247e2f82 | 3335 | if (value_pattern[0] == '!') { |
f98d863d | 3336 | store.do_not_match = 1; |
247e2f82 | 3337 | value_pattern++; |
f98d863d JS |
3338 | } else |
3339 | store.do_not_match = 0; | |
3340 | ||
247e2f82 DS |
3341 | store.value_pattern = (regex_t*)xmalloc(sizeof(regex_t)); |
3342 | if (regcomp(store.value_pattern, value_pattern, | |
10bea152 | 3343 | REG_EXTENDED)) { |
247e2f82 DS |
3344 | error(_("invalid pattern: %s"), value_pattern); |
3345 | FREE_AND_NULL(store.value_pattern); | |
7a397419 | 3346 | ret = CONFIG_INVALID_PATTERN; |
dafc88b1 | 3347 | goto out_free; |
10bea152 JS |
3348 | } |
3349 | } | |
3350 | ||
6ae996f2 JS |
3351 | ALLOC_GROW(store.parsed, 1, store.parsed_alloc); |
3352 | store.parsed[0].end = 0; | |
3353 | ||
3354 | memset(&opts, 0, sizeof(opts)); | |
3355 | opts.event_fn = store_aux_event; | |
3356 | opts.event_fn_data = &store; | |
10bea152 JS |
3357 | |
3358 | /* | |
6ae996f2 JS |
3359 | * After this, store.parsed will contain offsets of all the |
3360 | * parsed elements, and store.seen will contain a list of | |
3361 | * matches, as indices into store.parsed. | |
3362 | * | |
10bea152 JS |
3363 | * As a side effect, we make sure to transform only a valid |
3364 | * existing config file. | |
3365 | */ | |
6ae996f2 JS |
3366 | if (git_config_from_file_with_options(store_aux, |
3367 | config_filename, | |
809d8680 GC |
3368 | &store, CONFIG_SCOPE_UNKNOWN, |
3369 | &opts)) { | |
a769bfc7 | 3370 | error(_("invalid config file %s"), config_filename); |
7a397419 | 3371 | ret = CONFIG_INVALID_FILE; |
dafc88b1 | 3372 | goto out_free; |
10bea152 JS |
3373 | } |
3374 | ||
4ddba79d | 3375 | /* if nothing to unset, or too many matches, error out */ |
668b9ade | 3376 | if ((store.seen_nr == 0 && value == NULL) || |
504ee129 | 3377 | (store.seen_nr > 1 && !store.multi_replace)) { |
7a397419 | 3378 | ret = CONFIG_NOTHING_SET; |
dafc88b1 | 3379 | goto out_free; |
10bea152 JS |
3380 | } |
3381 | ||
29647d79 NTND |
3382 | if (fstat(in_fd, &st) == -1) { |
3383 | error_errno(_("fstat on %s failed"), config_filename); | |
3384 | ret = CONFIG_INVALID_FILE; | |
3385 | goto out_free; | |
3386 | } | |
3387 | ||
dc49cd76 | 3388 | contents_sz = xsize_t(st.st_size); |
1570856b JK |
3389 | contents = xmmap_gently(NULL, contents_sz, PROT_READ, |
3390 | MAP_PRIVATE, in_fd, 0); | |
3391 | if (contents == MAP_FAILED) { | |
0e8771f1 JK |
3392 | if (errno == ENODEV && S_ISDIR(st.st_mode)) |
3393 | errno = EISDIR; | |
dc059294 EW |
3394 | error_errno(_("unable to mmap '%s'%s"), |
3395 | config_filename, mmap_os_err()); | |
1570856b JK |
3396 | ret = CONFIG_INVALID_FILE; |
3397 | contents = NULL; | |
3398 | goto out_free; | |
3399 | } | |
10bea152 | 3400 | close(in_fd); |
54d160ec | 3401 | in_fd = -1; |
10bea152 | 3402 | |
bfffb48c | 3403 | if (chmod(get_lock_file_path(&lock), st.st_mode & 07777) < 0) { |
a769bfc7 | 3404 | error_errno(_("chmod on %s failed"), get_lock_file_path(&lock)); |
daa22c6f EW |
3405 | ret = CONFIG_NO_WRITE; |
3406 | goto out_free; | |
3407 | } | |
3408 | ||
6ae996f2 JS |
3409 | if (store.seen_nr == 0) { |
3410 | if (!store.seen_alloc) { | |
3411 | /* Did not see key nor section */ | |
3412 | ALLOC_GROW(store.seen, 1, store.seen_alloc); | |
3413 | store.seen[0] = store.parsed_nr | |
3414 | - !!store.parsed_nr; | |
3415 | } | |
668b9ade | 3416 | store.seen_nr = 1; |
6ae996f2 | 3417 | } |
4ddba79d | 3418 | |
668b9ade | 3419 | for (i = 0, copy_begin = 0; i < store.seen_nr; i++) { |
6ae996f2 JS |
3420 | size_t replace_end; |
3421 | int j = store.seen[i]; | |
3422 | ||
46fc89ce | 3423 | new_line = 0; |
6ae996f2 | 3424 | if (!store.key_seen) { |
c71d8bb3 JS |
3425 | copy_end = store.parsed[j].end; |
3426 | /* include '\n' when copying section header */ | |
3427 | if (copy_end > 0 && copy_end < contents_sz && | |
3428 | contents[copy_end - 1] != '\n' && | |
3429 | contents[copy_end] == '\n') | |
3430 | copy_end++; | |
3431 | replace_end = copy_end; | |
6ae996f2 JS |
3432 | } else { |
3433 | replace_end = store.parsed[j].end; | |
3434 | copy_end = store.parsed[j].begin; | |
22aedfcc | 3435 | if (!value) |
a263ea84 | 3436 | maybe_remove_section(&store, |
22aedfcc JS |
3437 | ©_end, |
3438 | &replace_end, &i); | |
6ae996f2 JS |
3439 | /* |
3440 | * Swallow preceding white-space on the same | |
3441 | * line. | |
3442 | */ | |
3443 | while (copy_end > 0 ) { | |
3444 | char c = contents[copy_end - 1]; | |
3445 | ||
3446 | if (isspace(c) && c != '\n') | |
3447 | copy_end--; | |
3448 | else | |
3449 | break; | |
3450 | } | |
3451 | } | |
4ddba79d | 3452 | |
02e5ba4a JK |
3453 | if (copy_end > 0 && contents[copy_end-1] != '\n') |
3454 | new_line = 1; | |
3455 | ||
4ddba79d JS |
3456 | /* write the first part of the config */ |
3457 | if (copy_end > copy_begin) { | |
93c1e079 | 3458 | if (write_in_full(fd, contents + copy_begin, |
efacf609 | 3459 | copy_end - copy_begin) < 0) |
93c1e079 JH |
3460 | goto write_err_out; |
3461 | if (new_line && | |
06f46f23 | 3462 | write_str_in_full(fd, "\n") < 0) |
93c1e079 | 3463 | goto write_err_out; |
4ddba79d | 3464 | } |
6ae996f2 | 3465 | copy_begin = replace_end; |
10bea152 JS |
3466 | } |
3467 | ||
10bea152 | 3468 | /* write the pair (value == NULL means unset) */ |
afe8a907 | 3469 | if (value) { |
5221c315 | 3470 | if (!store.section_seen) { |
fee8572c | 3471 | if (write_section(fd, key, &store) < 0) |
93c1e079 | 3472 | goto write_err_out; |
480c9e52 | 3473 | } |
42d5c033 | 3474 | if (write_pair(fd, key, value, comment, &store) < 0) |
93c1e079 | 3475 | goto write_err_out; |
10bea152 JS |
3476 | } |
3477 | ||
3478 | /* write the rest of the config */ | |
dc49cd76 | 3479 | if (copy_begin < contents_sz) |
93c1e079 | 3480 | if (write_in_full(fd, contents + copy_begin, |
efacf609 | 3481 | contents_sz - copy_begin) < 0) |
93c1e079 | 3482 | goto write_err_out; |
7a64592c KB |
3483 | |
3484 | munmap(contents, contents_sz); | |
3485 | contents = NULL; | |
10bea152 JS |
3486 | } |
3487 | ||
bfffb48c | 3488 | if (commit_lock_file(&lock) < 0) { |
a769bfc7 | 3489 | error_errno(_("could not write config file %s"), config_filename); |
7a397419 | 3490 | ret = CONFIG_NO_WRITE; |
dafc88b1 | 3491 | goto out_free; |
10bea152 JS |
3492 | } |
3493 | ||
dafc88b1 SH |
3494 | ret = 0; |
3495 | ||
3c8687a7 TA |
3496 | /* Invalidate the config cache */ |
3497 | git_config_clear(); | |
3498 | ||
dafc88b1 | 3499 | out_free: |
bfffb48c | 3500 | rollback_lock_file(&lock); |
0a5f5759 | 3501 | free(filename_buf); |
3a1b3126 JK |
3502 | if (contents) |
3503 | munmap(contents, contents_sz); | |
54d160ec SS |
3504 | if (in_fd >= 0) |
3505 | close(in_fd); | |
2a00e594 | 3506 | config_store_data_clear(&store); |
dafc88b1 | 3507 | return ret; |
93c1e079 JH |
3508 | |
3509 | write_err_out: | |
bfffb48c | 3510 | ret = write_error(get_lock_file_path(&lock)); |
93c1e079 | 3511 | goto out_free; |
10bea152 JS |
3512 | } |
3513 | ||
3d180648 PS |
3514 | void git_config_set_multivar_in_file(const char *config_filename, |
3515 | const char *key, const char *value, | |
247e2f82 | 3516 | const char *value_pattern, unsigned flags) |
b4c8aba6 | 3517 | { |
1cae428e | 3518 | if (!git_config_set_multivar_in_file_gently(config_filename, key, value, |
42d5c033 | 3519 | value_pattern, NULL, flags)) |
1cae428e JK |
3520 | return; |
3521 | if (value) | |
8c3ca351 | 3522 | die(_("could not set '%s' to '%s'"), key, value); |
1cae428e JK |
3523 | else |
3524 | die(_("could not unset '%s'"), key); | |
b4c8aba6 PS |
3525 | } |
3526 | ||
30598ad0 | 3527 | int git_config_set_multivar_gently(const char *key, const char *value, |
247e2f82 | 3528 | const char *value_pattern, unsigned flags) |
5ec31182 | 3529 | { |
fe187339 DS |
3530 | return repo_config_set_multivar_gently(the_repository, key, value, |
3531 | value_pattern, flags); | |
3532 | } | |
3533 | ||
3534 | int repo_config_set_multivar_gently(struct repository *r, const char *key, | |
3535 | const char *value, | |
3536 | const char *value_pattern, unsigned flags) | |
3537 | { | |
3538 | char *file = repo_git_path(r, "config"); | |
3539 | int res = git_config_set_multivar_in_file_gently(file, | |
3540 | key, value, | |
3541 | value_pattern, | |
42d5c033 | 3542 | NULL, flags); |
fe187339 DS |
3543 | free(file); |
3544 | return res; | |
5ec31182 RR |
3545 | } |
3546 | ||
3d180648 | 3547 | void git_config_set_multivar(const char *key, const char *value, |
247e2f82 | 3548 | const char *value_pattern, unsigned flags) |
5ec31182 | 3549 | { |
fe187339 DS |
3550 | git_config_set_multivar_in_file(git_path("config"), |
3551 | key, value, value_pattern, | |
504ee129 | 3552 | flags); |
5ec31182 RR |
3553 | } |
3554 | ||
e91cfe60 | 3555 | static size_t section_name_match (const char *buf, const char *name) |
118f8b24 | 3556 | { |
e91cfe60 TB |
3557 | size_t i = 0, j = 0; |
3558 | int dot = 0; | |
a4c0d463 AV |
3559 | if (buf[i] != '[') |
3560 | return 0; | |
3561 | for (i = 1; buf[i] && buf[i] != ']'; i++) { | |
118f8b24 PB |
3562 | if (!dot && isspace(buf[i])) { |
3563 | dot = 1; | |
3564 | if (name[j++] != '.') | |
3565 | break; | |
3566 | for (i++; isspace(buf[i]); i++) | |
3567 | ; /* do nothing */ | |
3568 | if (buf[i] != '"') | |
3569 | break; | |
3570 | continue; | |
3571 | } | |
3572 | if (buf[i] == '\\' && dot) | |
3573 | i++; | |
3574 | else if (buf[i] == '"' && dot) { | |
3575 | for (i++; isspace(buf[i]); i++) | |
3576 | ; /* do_nothing */ | |
3577 | break; | |
3578 | } | |
3579 | if (buf[i] != name[j++]) | |
3580 | break; | |
3581 | } | |
a4c0d463 AV |
3582 | if (buf[i] == ']' && name[j] == 0) { |
3583 | /* | |
3584 | * We match, now just find the right length offset by | |
3585 | * gobbling up any whitespace after it, as well | |
3586 | */ | |
3587 | i++; | |
3588 | for (; buf[i] && isspace(buf[i]); i++) | |
3589 | ; /* do nothing */ | |
3590 | return i; | |
3591 | } | |
3592 | return 0; | |
118f8b24 PB |
3593 | } |
3594 | ||
94a35b1a JK |
3595 | static int section_name_is_ok(const char *name) |
3596 | { | |
3597 | /* Empty section names are bogus. */ | |
3598 | if (!*name) | |
3599 | return 0; | |
3600 | ||
3601 | /* | |
3602 | * Before a dot, we must be alphanumeric or dash. After the first dot, | |
3603 | * anything goes, so we can stop checking. | |
3604 | */ | |
3605 | for (; *name && *name != '.'; name++) | |
3606 | if (*name != '-' && !isalnum(*name)) | |
3607 | return 0; | |
3608 | return 1; | |
3609 | } | |
3610 | ||
3bb3d6ba TB |
3611 | #define GIT_CONFIG_MAX_LINE_LEN (512 * 1024) |
3612 | ||
118f8b24 | 3613 | /* if new_name == NULL, the section is removed instead */ |
52d59cc6 | 3614 | static int git_config_copy_or_rename_section_in_file(const char *config_filename, |
fee8572c JS |
3615 | const char *old_name, |
3616 | const char *new_name, int copy) | |
0667fcfb | 3617 | { |
118f8b24 | 3618 | int ret = 0, remove = 0; |
42bd39b5 | 3619 | char *filename_buf = NULL; |
837e34eb | 3620 | struct lock_file lock = LOCK_INIT; |
0667fcfb | 3621 | int out_fd; |
a5bb10fd | 3622 | struct strbuf buf = STRBUF_INIT; |
4db7dbdb | 3623 | FILE *config_file = NULL; |
daa22c6f | 3624 | struct stat st; |
52d59cc6 | 3625 | struct strbuf copystr = STRBUF_INIT; |
fee8572c | 3626 | struct config_store_data store; |
3bb3d6ba | 3627 | uint32_t line_nr = 0; |
fee8572c JS |
3628 | |
3629 | memset(&store, 0, sizeof(store)); | |
0667fcfb | 3630 | |
94a35b1a | 3631 | if (new_name && !section_name_is_ok(new_name)) { |
a769bfc7 | 3632 | ret = error(_("invalid section name: %s"), new_name); |
c06fa62d | 3633 | goto out_no_rollback; |
94a35b1a JK |
3634 | } |
3635 | ||
42bd39b5 JK |
3636 | if (!config_filename) |
3637 | config_filename = filename_buf = git_pathdup("config"); | |
3638 | ||
837e34eb | 3639 | out_fd = hold_lock_file_for_update(&lock, config_filename, 0); |
fc1905bb | 3640 | if (out_fd < 0) { |
a769bfc7 | 3641 | ret = error(_("could not lock config file %s"), config_filename); |
fc1905bb JH |
3642 | goto out; |
3643 | } | |
0667fcfb | 3644 | |
fc1905bb | 3645 | if (!(config_file = fopen(config_filename, "rb"))) { |
11dc1fcb NTND |
3646 | ret = warn_on_fopen_errors(config_filename); |
3647 | if (ret) | |
3648 | goto out; | |
01ebb9dc | 3649 | /* no config file means nothing to rename, no error */ |
6e45b43f | 3650 | goto commit_and_out; |
fc1905bb | 3651 | } |
0667fcfb | 3652 | |
29647d79 NTND |
3653 | if (fstat(fileno(config_file), &st) == -1) { |
3654 | ret = error_errno(_("fstat on %s failed"), config_filename); | |
3655 | goto out; | |
3656 | } | |
daa22c6f | 3657 | |
837e34eb | 3658 | if (chmod(get_lock_file_path(&lock), st.st_mode & 07777) < 0) { |
a769bfc7 | 3659 | ret = error_errno(_("chmod on %s failed"), |
837e34eb | 3660 | get_lock_file_path(&lock)); |
daa22c6f EW |
3661 | goto out; |
3662 | } | |
3663 | ||
a5bb10fd | 3664 | while (!strbuf_getwholeline(&buf, config_file, '\n')) { |
e91cfe60 | 3665 | size_t i, length; |
52d59cc6 | 3666 | int is_section = 0; |
a5bb10fd | 3667 | char *output = buf.buf; |
3bb3d6ba TB |
3668 | |
3669 | line_nr++; | |
3670 | ||
3671 | if (buf.len >= GIT_CONFIG_MAX_LINE_LEN) { | |
3672 | ret = error(_("refusing to work with overly long line " | |
3673 | "in '%s' on line %"PRIuMAX), | |
3674 | config_filename, (uintmax_t)line_nr); | |
3675 | goto out; | |
3676 | } | |
3677 | ||
a5bb10fd | 3678 | for (i = 0; buf.buf[i] && isspace(buf.buf[i]); i++) |
0667fcfb | 3679 | ; /* do nothing */ |
a5bb10fd | 3680 | if (buf.buf[i] == '[') { |
0667fcfb | 3681 | /* it's a section */ |
e91cfe60 | 3682 | size_t offset; |
52d59cc6 SD |
3683 | is_section = 1; |
3684 | ||
3685 | /* | |
3686 | * When encountering a new section under -c we | |
3687 | * need to flush out any section we're already | |
3688 | * coping and begin anew. There might be | |
3689 | * multiple [branch "$name"] sections. | |
3690 | */ | |
3691 | if (copystr.len > 0) { | |
c5e3bc6e | 3692 | if (write_in_full(out_fd, copystr.buf, copystr.len) < 0) { |
0b646bca | 3693 | ret = write_error(get_lock_file_path(&lock)); |
52d59cc6 SD |
3694 | goto out; |
3695 | } | |
3696 | strbuf_reset(©str); | |
3697 | } | |
3698 | ||
a5bb10fd | 3699 | offset = section_name_match(&buf.buf[i], old_name); |
a4c0d463 | 3700 | if (offset > 0) { |
118f8b24 | 3701 | ret++; |
afe8a907 | 3702 | if (!new_name) { |
118f8b24 | 3703 | remove = 1; |
0667fcfb JS |
3704 | continue; |
3705 | } | |
0667fcfb | 3706 | store.baselen = strlen(new_name); |
52d59cc6 | 3707 | if (!copy) { |
fee8572c | 3708 | if (write_section(out_fd, new_name, &store) < 0) { |
0b646bca | 3709 | ret = write_error(get_lock_file_path(&lock)); |
52d59cc6 SD |
3710 | goto out; |
3711 | } | |
9a5abfc7 | 3712 | /* |
52d59cc6 SD |
3713 | * We wrote out the new section, with |
3714 | * a newline, now skip the old | |
3715 | * section's length | |
9a5abfc7 | 3716 | */ |
52d59cc6 SD |
3717 | output += offset + i; |
3718 | if (strlen(output) > 0) { | |
3719 | /* | |
3720 | * More content means there's | |
3721 | * a declaration to put on the | |
3722 | * next line; indent with a | |
3723 | * tab | |
3724 | */ | |
3725 | output -= 1; | |
3726 | output[0] = '\t'; | |
3727 | } | |
3728 | } else { | |
5e786ed3 | 3729 | strbuf_release(©str); |
fee8572c | 3730 | copystr = store_create_section(new_name, &store); |
9a5abfc7 | 3731 | } |
0667fcfb | 3732 | } |
118f8b24 | 3733 | remove = 0; |
0667fcfb | 3734 | } |
118f8b24 PB |
3735 | if (remove) |
3736 | continue; | |
9a5abfc7 | 3737 | length = strlen(output); |
52d59cc6 SD |
3738 | |
3739 | if (!is_section && copystr.len > 0) { | |
3740 | strbuf_add(©str, output, length); | |
3741 | } | |
3742 | ||
06f46f23 | 3743 | if (write_in_full(out_fd, output, length) < 0) { |
837e34eb | 3744 | ret = write_error(get_lock_file_path(&lock)); |
480c9e52 AW |
3745 | goto out; |
3746 | } | |
0667fcfb | 3747 | } |
52d59cc6 SD |
3748 | |
3749 | /* | |
3750 | * Copy a trailing section at the end of the config, won't be | |
3751 | * flushed by the usual "flush because we have a new section | |
3752 | * logic in the loop above. | |
3753 | */ | |
3754 | if (copystr.len > 0) { | |
c5e3bc6e | 3755 | if (write_in_full(out_fd, copystr.buf, copystr.len) < 0) { |
0b646bca | 3756 | ret = write_error(get_lock_file_path(&lock)); |
52d59cc6 SD |
3757 | goto out; |
3758 | } | |
3759 | strbuf_reset(©str); | |
3760 | } | |
3761 | ||
fc1905bb | 3762 | fclose(config_file); |
4db7dbdb | 3763 | config_file = NULL; |
6e45b43f | 3764 | commit_and_out: |
837e34eb | 3765 | if (commit_lock_file(&lock) < 0) |
a769bfc7 | 3766 | ret = error_errno(_("could not write config file %s"), |
f0658ec9 | 3767 | config_filename); |
8b590075 | 3768 | out: |
4db7dbdb JS |
3769 | if (config_file) |
3770 | fclose(config_file); | |
837e34eb | 3771 | rollback_lock_file(&lock); |
c06fa62d | 3772 | out_no_rollback: |
42bd39b5 | 3773 | free(filename_buf); |
2a00e594 | 3774 | config_store_data_clear(&store); |
a5bb10fd | 3775 | strbuf_release(&buf); |
003c1f11 | 3776 | strbuf_release(©str); |
0667fcfb JS |
3777 | return ret; |
3778 | } | |
40ea4ed9 | 3779 | |
52d59cc6 SD |
3780 | int git_config_rename_section_in_file(const char *config_filename, |
3781 | const char *old_name, const char *new_name) | |
3782 | { | |
3783 | return git_config_copy_or_rename_section_in_file(config_filename, | |
3784 | old_name, new_name, 0); | |
3785 | } | |
3786 | ||
42bd39b5 JK |
3787 | int git_config_rename_section(const char *old_name, const char *new_name) |
3788 | { | |
4a7bb5ba | 3789 | return git_config_rename_section_in_file(NULL, old_name, new_name); |
42bd39b5 JK |
3790 | } |
3791 | ||
52d59cc6 SD |
3792 | int git_config_copy_section_in_file(const char *config_filename, |
3793 | const char *old_name, const char *new_name) | |
3794 | { | |
3795 | return git_config_copy_or_rename_section_in_file(config_filename, | |
3796 | old_name, new_name, 1); | |
3797 | } | |
3798 | ||
3799 | int git_config_copy_section(const char *old_name, const char *new_name) | |
3800 | { | |
3801 | return git_config_copy_section_in_file(NULL, old_name, new_name); | |
3802 | } | |
3803 | ||
40ea4ed9 JH |
3804 | /* |
3805 | * Call this to report error for your variable that should not | |
3806 | * get a boolean value (i.e. "[my] var" means "true"). | |
3807 | */ | |
a469a101 | 3808 | #undef config_error_nonbool |
40ea4ed9 JH |
3809 | int config_error_nonbool(const char *var) |
3810 | { | |
a769bfc7 | 3811 | return error(_("missing value for '%s'"), var); |
40ea4ed9 | 3812 | } |
1b86bbb0 JK |
3813 | |
3814 | int parse_config_key(const char *var, | |
3815 | const char *section, | |
f5914f4b | 3816 | const char **subsection, size_t *subsection_len, |
1b86bbb0 JK |
3817 | const char **key) |
3818 | { | |
1b86bbb0 JK |
3819 | const char *dot; |
3820 | ||
3821 | /* Does it start with "section." ? */ | |
e3394fdc | 3822 | if (!skip_prefix(var, section, &var) || *var != '.') |
1b86bbb0 JK |
3823 | return -1; |
3824 | ||
3825 | /* | |
3826 | * Find the key; we don't know yet if we have a subsection, but we must | |
3827 | * parse backwards from the end, since the subsection may have dots in | |
3828 | * it, too. | |
3829 | */ | |
3830 | dot = strrchr(var, '.'); | |
3831 | *key = dot + 1; | |
3832 | ||
3833 | /* Did we have a subsection at all? */ | |
e3394fdc | 3834 | if (dot == var) { |
48f8d9f7 JK |
3835 | if (subsection) { |
3836 | *subsection = NULL; | |
3837 | *subsection_len = 0; | |
3838 | } | |
1b86bbb0 JK |
3839 | } |
3840 | else { | |
48f8d9f7 JK |
3841 | if (!subsection) |
3842 | return -1; | |
e3394fdc | 3843 | *subsection = var + 1; |
1b86bbb0 JK |
3844 | *subsection_len = dot - *subsection; |
3845 | } | |
3846 | ||
3847 | return 0; | |
3848 | } | |
473166b9 | 3849 | |
6021e1d1 | 3850 | const char *config_origin_type_name(enum config_origin_type type) |
e2016508 | 3851 | { |
1b8132d9 VA |
3852 | switch (type) { |
3853 | case CONFIG_ORIGIN_BLOB: | |
3854 | return "blob"; | |
3855 | case CONFIG_ORIGIN_FILE: | |
3856 | return "file"; | |
3857 | case CONFIG_ORIGIN_STDIN: | |
3858 | return "standard input"; | |
3859 | case CONFIG_ORIGIN_SUBMODULE_BLOB: | |
3860 | return "submodule-blob"; | |
3861 | case CONFIG_ORIGIN_CMDLINE: | |
3862 | return "command line"; | |
3863 | default: | |
033abf97 | 3864 | BUG("unknown config origin type"); |
1b8132d9 | 3865 | } |
473166b9 LS |
3866 | } |
3867 | ||
a5cb4204 MR |
3868 | const char *config_scope_name(enum config_scope scope) |
3869 | { | |
3870 | switch (scope) { | |
3871 | case CONFIG_SCOPE_SYSTEM: | |
3872 | return "system"; | |
3873 | case CONFIG_SCOPE_GLOBAL: | |
3874 | return "global"; | |
6dc905d9 MR |
3875 | case CONFIG_SCOPE_LOCAL: |
3876 | return "local"; | |
3877 | case CONFIG_SCOPE_WORKTREE: | |
3878 | return "worktree"; | |
6766e41b MR |
3879 | case CONFIG_SCOPE_COMMAND: |
3880 | return "command"; | |
9a83d088 MR |
3881 | case CONFIG_SCOPE_SUBMODULE: |
3882 | return "submodule"; | |
a5cb4204 MR |
3883 | default: |
3884 | return "unknown"; | |
3885 | } | |
3886 | } | |
3887 | ||
a73b3680 NTND |
3888 | int lookup_config(const char **mapping, int nr_mapping, const char *var) |
3889 | { | |
3890 | int i; | |
3891 | ||
3892 | for (i = 0; i < nr_mapping; i++) { | |
3893 | const char *name = mapping[i]; | |
3894 | ||
3895 | if (name && !strcasecmp(var, name)) | |
3896 | return i; | |
3897 | } | |
3898 | return -1; | |
3899 | } |