2 * GIT - The information manager from hell
4 * Copyright (C) Linus Torvalds, 2005
5 * Copyright (C) Johannes Schindelin, 2005
8 #include "git-compat-util.h"
16 #include "environment.h"
19 #include "repository.h"
26 #include "string-list.h"
27 #include "object-name.h"
28 #include "object-store-ll.h"
34 #include "replace-object.h"
39 #include "wildmatch.h"
42 #include "write-or-die.h"
44 struct config_source
{
45 struct config_source
*prev
;
54 enum config_origin_type origin_type
;
57 enum config_error_action default_error_action
;
63 unsigned subsection_case_sensitive
: 1;
65 int (*do_fgetc
)(struct config_source
*c
);
66 int (*do_ungetc
)(int c
, struct config_source
*conf
);
67 long (*do_ftell
)(struct config_source
*c
);
69 #define CONFIG_SOURCE_INIT { 0 }
71 static int pack_compression_seen
;
72 static int zlib_compression_seen
;
75 * Config that comes from trusted scopes, namely:
76 * - CONFIG_SCOPE_SYSTEM (e.g. /etc/gitconfig)
77 * - CONFIG_SCOPE_GLOBAL (e.g. $HOME/.gitconfig, $XDG_CONFIG_HOME/git)
78 * - CONFIG_SCOPE_COMMAND (e.g. "-c" option, environment variables)
80 * This is declared here for code cleanliness, but unlike the other
81 * static variables, this does not hold config parser state.
83 static struct config_set protected_config
;
85 static int config_file_fgetc(struct config_source
*conf
)
87 return getc_unlocked(conf
->u
.file
);
90 static int config_file_ungetc(int c
, struct config_source
*conf
)
92 return ungetc(c
, conf
->u
.file
);
95 static long config_file_ftell(struct config_source
*conf
)
97 return ftell(conf
->u
.file
);
101 static int config_buf_fgetc(struct config_source
*conf
)
103 if (conf
->u
.buf
.pos
< conf
->u
.buf
.len
)
104 return conf
->u
.buf
.buf
[conf
->u
.buf
.pos
++];
109 static int config_buf_ungetc(int c
, struct config_source
*conf
)
111 if (conf
->u
.buf
.pos
> 0) {
113 if (conf
->u
.buf
.buf
[conf
->u
.buf
.pos
] != c
)
114 BUG("config_buf can only ungetc the same character");
121 static long config_buf_ftell(struct config_source
*conf
)
123 return conf
->u
.buf
.pos
;
126 struct config_include_data
{
130 const struct config_options
*opts
;
131 struct git_config_source
*config_source
;
132 struct repository
*repo
;
135 * All remote URLs discovered when reading all config files.
137 struct string_list
*remote_urls
;
139 #define CONFIG_INCLUDE_INIT { 0 }
141 static int git_config_include(const char *var
, const char *value
,
142 const struct config_context
*ctx
, void *data
);
144 #define MAX_INCLUDE_DEPTH 10
145 static const char include_depth_advice
[] = N_(
146 "exceeded maximum include depth (%d) while including\n"
150 "This might be due to circular includes.");
151 static int handle_path_include(const struct key_value_info
*kvi
,
153 struct config_include_data
*inc
)
156 struct strbuf buf
= STRBUF_INIT
;
160 return config_error_nonbool("include.path");
162 expanded
= interpolate_path(path
, 0);
164 return error(_("could not expand include path '%s'"), path
);
168 * Use an absolute path as-is, but interpret relative paths
169 * based on the including config file.
171 if (!is_absolute_path(path
)) {
174 if (!kvi
|| !kvi
->path
) {
175 ret
= error(_("relative config includes must come from files"));
179 slash
= find_last_dir_sep(kvi
->path
);
181 strbuf_add(&buf
, kvi
->path
, slash
- kvi
->path
+ 1);
182 strbuf_addstr(&buf
, path
);
186 if (!access_or_die(path
, R_OK
, 0)) {
187 if (++inc
->depth
> MAX_INCLUDE_DEPTH
)
188 die(_(include_depth_advice
), MAX_INCLUDE_DEPTH
, path
,
190 kvi
->filename
? kvi
->filename
:
192 ret
= git_config_from_file_with_options(git_config_include
, path
, inc
,
197 strbuf_release(&buf
);
202 static void add_trailing_starstar_for_dir(struct strbuf
*pat
)
204 if (pat
->len
&& is_dir_sep(pat
->buf
[pat
->len
- 1]))
205 strbuf_addstr(pat
, "**");
208 static int prepare_include_condition_pattern(const struct key_value_info
*kvi
,
211 struct strbuf path
= STRBUF_INIT
;
215 expanded
= interpolate_path(pat
->buf
, 1);
218 strbuf_addstr(pat
, expanded
);
222 if (pat
->buf
[0] == '.' && is_dir_sep(pat
->buf
[1])) {
225 if (!kvi
|| !kvi
->path
)
226 return error(_("relative config include "
227 "conditionals must come from files"));
229 strbuf_realpath(&path
, kvi
->path
, 1);
230 slash
= find_last_dir_sep(path
.buf
);
232 BUG("how is this possible?");
233 strbuf_splice(pat
, 0, 1, path
.buf
, slash
- path
.buf
);
234 prefix
= slash
- path
.buf
+ 1 /* slash */;
235 } else if (!is_absolute_path(pat
->buf
))
236 strbuf_insertstr(pat
, 0, "**/");
238 add_trailing_starstar_for_dir(pat
);
240 strbuf_release(&path
);
244 static int include_by_gitdir(const struct key_value_info
*kvi
,
245 const struct config_options
*opts
,
246 const char *cond
, size_t cond_len
, int icase
)
248 struct strbuf text
= STRBUF_INIT
;
249 struct strbuf pattern
= STRBUF_INIT
;
252 int already_tried_absolute
= 0;
255 git_dir
= opts
->git_dir
;
259 strbuf_realpath(&text
, git_dir
, 1);
260 strbuf_add(&pattern
, cond
, cond_len
);
261 prefix
= prepare_include_condition_pattern(kvi
, &pattern
);
269 * perform literal matching on the prefix part so that
270 * any wildcard character in it can't create side effects.
272 if (text
.len
< prefix
)
274 if (!icase
&& strncmp(pattern
.buf
, text
.buf
, prefix
))
276 if (icase
&& strncasecmp(pattern
.buf
, text
.buf
, prefix
))
280 ret
= !wildmatch(pattern
.buf
+ prefix
, text
.buf
+ prefix
,
281 WM_PATHNAME
| (icase
? WM_CASEFOLD
: 0));
283 if (!ret
&& !already_tried_absolute
) {
285 * We've tried e.g. matching gitdir:~/work, but if
286 * ~/work is a symlink to /mnt/storage/work
287 * strbuf_realpath() will expand it, so the rule won't
288 * match. Let's match against a
289 * strbuf_add_absolute_path() version of the path,
290 * which'll do the right thing
293 strbuf_add_absolute_path(&text
, git_dir
);
294 already_tried_absolute
= 1;
298 strbuf_release(&pattern
);
299 strbuf_release(&text
);
303 static int include_by_branch(const char *cond
, size_t cond_len
)
307 struct strbuf pattern
= STRBUF_INIT
;
308 const char *refname
= !the_repository
->gitdir
?
309 NULL
: resolve_ref_unsafe("HEAD", 0, NULL
, &flags
);
310 const char *shortname
;
312 if (!refname
|| !(flags
& REF_ISSYMREF
) ||
313 !skip_prefix(refname
, "refs/heads/", &shortname
))
316 strbuf_add(&pattern
, cond
, cond_len
);
317 add_trailing_starstar_for_dir(&pattern
);
318 ret
= !wildmatch(pattern
.buf
, shortname
, WM_PATHNAME
);
319 strbuf_release(&pattern
);
323 static int add_remote_url(const char *var
, const char *value
,
324 const struct config_context
*ctx UNUSED
, void *data
)
326 struct string_list
*remote_urls
= data
;
327 const char *remote_name
;
328 size_t remote_name_len
;
331 if (!parse_config_key(var
, "remote", &remote_name
, &remote_name_len
,
335 string_list_append(remote_urls
, value
);
339 static void populate_remote_urls(struct config_include_data
*inc
)
341 struct config_options opts
;
344 opts
.unconditional_remote_url
= 1;
346 inc
->remote_urls
= xmalloc(sizeof(*inc
->remote_urls
));
347 string_list_init_dup(inc
->remote_urls
);
348 config_with_options(add_remote_url
, inc
->remote_urls
,
349 inc
->config_source
, inc
->repo
, &opts
);
352 static int forbid_remote_url(const char *var
, const char *value UNUSED
,
353 const struct config_context
*ctx UNUSED
,
356 const char *remote_name
;
357 size_t remote_name_len
;
360 if (!parse_config_key(var
, "remote", &remote_name
, &remote_name_len
,
364 die(_("remote URLs cannot be configured in file directly or indirectly included by includeIf.hasconfig:remote.*.url"));
368 static int at_least_one_url_matches_glob(const char *glob
, int glob_len
,
369 struct string_list
*remote_urls
)
371 struct strbuf pattern
= STRBUF_INIT
;
372 struct string_list_item
*url_item
;
375 strbuf_add(&pattern
, glob
, glob_len
);
376 for_each_string_list_item(url_item
, remote_urls
) {
377 if (!wildmatch(pattern
.buf
, url_item
->string
, WM_PATHNAME
)) {
382 strbuf_release(&pattern
);
386 static int include_by_remote_url(struct config_include_data
*inc
,
387 const char *cond
, size_t cond_len
)
389 if (inc
->opts
->unconditional_remote_url
)
391 if (!inc
->remote_urls
)
392 populate_remote_urls(inc
);
393 return at_least_one_url_matches_glob(cond
, cond_len
,
397 static int include_condition_is_true(const struct key_value_info
*kvi
,
398 struct config_include_data
*inc
,
399 const char *cond
, size_t cond_len
)
401 const struct config_options
*opts
= inc
->opts
;
403 if (skip_prefix_mem(cond
, cond_len
, "gitdir:", &cond
, &cond_len
))
404 return include_by_gitdir(kvi
, opts
, cond
, cond_len
, 0);
405 else if (skip_prefix_mem(cond
, cond_len
, "gitdir/i:", &cond
, &cond_len
))
406 return include_by_gitdir(kvi
, opts
, cond
, cond_len
, 1);
407 else if (skip_prefix_mem(cond
, cond_len
, "onbranch:", &cond
, &cond_len
))
408 return include_by_branch(cond
, cond_len
);
409 else if (skip_prefix_mem(cond
, cond_len
, "hasconfig:remote.*.url:", &cond
,
411 return include_by_remote_url(inc
, cond
, cond_len
);
413 /* unknown conditionals are always false */
417 static int git_config_include(const char *var
, const char *value
,
418 const struct config_context
*ctx
,
421 struct config_include_data
*inc
= data
;
422 const char *cond
, *key
;
427 * Pass along all values, including "include" directives; this makes it
428 * possible to query information on the includes themselves.
430 ret
= inc
->fn(var
, value
, ctx
, inc
->data
);
434 if (!strcmp(var
, "include.path"))
435 ret
= handle_path_include(ctx
->kvi
, value
, inc
);
437 if (!parse_config_key(var
, "includeif", &cond
, &cond_len
, &key
) &&
438 cond
&& include_condition_is_true(ctx
->kvi
, inc
, cond
, cond_len
) &&
439 !strcmp(key
, "path")) {
440 config_fn_t old_fn
= inc
->fn
;
442 if (inc
->opts
->unconditional_remote_url
)
443 inc
->fn
= forbid_remote_url
;
444 ret
= handle_path_include(ctx
->kvi
, value
, inc
);
451 static void git_config_push_split_parameter(const char *key
, const char *value
)
453 struct strbuf env
= STRBUF_INIT
;
454 const char *old
= getenv(CONFIG_DATA_ENVIRONMENT
);
456 strbuf_addstr(&env
, old
);
457 strbuf_addch(&env
, ' ');
459 sq_quote_buf(&env
, key
);
460 strbuf_addch(&env
, '=');
462 sq_quote_buf(&env
, value
);
463 setenv(CONFIG_DATA_ENVIRONMENT
, env
.buf
, 1);
464 strbuf_release(&env
);
467 void git_config_push_parameter(const char *text
)
474 * section.subsection=with=equals.key=value
476 * we cannot tell if it means:
478 * [section "subsection=with=equals"]
484 * subsection = with=equals.key=value
486 * We parse left-to-right for the first "=", meaning we'll prefer to
487 * keep the value intact over the subsection. This is historical, but
488 * also sensible since values are more likely to contain odd or
489 * untrusted input than a section name.
491 * A missing equals is explicitly allowed (as a bool-only entry).
493 value
= strchr(text
, '=');
495 char *key
= xmemdupz(text
, value
- text
);
496 git_config_push_split_parameter(key
, value
+ 1);
499 git_config_push_split_parameter(text
, NULL
);
503 void git_config_push_env(const char *spec
)
506 const char *env_name
;
507 const char *env_value
;
509 env_name
= strrchr(spec
, '=');
511 die(_("invalid config format: %s"), spec
);
512 key
= xmemdupz(spec
, env_name
- spec
);
515 die(_("missing environment variable name for configuration '%.*s'"),
516 (int)(env_name
- spec
- 1), spec
);
518 env_value
= getenv(env_name
);
520 die(_("missing environment variable '%s' for configuration '%.*s'"),
521 env_name
, (int)(env_name
- spec
- 1), spec
);
523 git_config_push_split_parameter(key
, env_value
);
527 static inline int iskeychar(int c
)
529 return isalnum(c
) || c
== '-';
533 * Auxiliary function to sanity-check and split the key into the section
534 * identifier and variable name.
536 * Returns 0 on success, -1 when there is an invalid character in the key and
537 * -2 if there is no section name in the key.
539 * store_key - pointer to char* which will hold a copy of the key with
540 * lowercase section and variable name
541 * baselen - pointer to size_t which will hold the length of the
542 * section + subsection part, can be NULL
544 int git_config_parse_key(const char *key
, char **store_key
, size_t *baselen_
)
548 const char *last_dot
= strrchr(key
, '.');
551 * Since "key" actually contains the section name and the real
552 * key name separated by a dot, we have to know where the dot is.
555 if (last_dot
== NULL
|| last_dot
== key
) {
556 error(_("key does not contain a section: %s"), key
);
557 return -CONFIG_NO_SECTION_OR_NAME
;
561 error(_("key does not contain variable name: %s"), key
);
562 return -CONFIG_NO_SECTION_OR_NAME
;
565 baselen
= last_dot
- key
;
570 * Validate the key and while at it, lower case it for matching.
572 *store_key
= xmallocz(strlen(key
));
575 for (i
= 0; key
[i
]; i
++) {
576 unsigned char c
= key
[i
];
579 /* Leave the extended basename untouched.. */
580 if (!dot
|| i
> baselen
) {
582 (i
== baselen
+ 1 && !isalpha(c
))) {
583 error(_("invalid key: %s"), key
);
587 } else if (c
== '\n') {
588 error(_("invalid key (newline): %s"), key
);
597 FREE_AND_NULL(*store_key
);
598 return -CONFIG_INVALID_KEY
;
601 static int config_parse_pair(const char *key
, const char *value
,
602 struct key_value_info
*kvi
,
603 config_fn_t fn
, void *data
)
605 char *canonical_name
;
607 struct config_context ctx
= {
612 return error(_("empty config key"));
613 if (git_config_parse_key(key
, &canonical_name
, NULL
))
616 ret
= (fn(canonical_name
, value
, &ctx
, data
) < 0) ? -1 : 0;
617 free(canonical_name
);
622 /* for values read from `git_config_from_parameters()` */
623 void kvi_from_param(struct key_value_info
*out
)
625 out
->filename
= NULL
;
627 out
->origin_type
= CONFIG_ORIGIN_CMDLINE
;
628 out
->scope
= CONFIG_SCOPE_COMMAND
;
632 int git_config_parse_parameter(const char *text
,
633 config_fn_t fn
, void *data
)
636 struct strbuf
**pair
;
638 struct key_value_info kvi
= KVI_INIT
;
640 kvi_from_param(&kvi
);
642 pair
= strbuf_split_str(text
, '=', 2);
644 return error(_("bogus config parameter: %s"), text
);
646 if (pair
[0]->len
&& pair
[0]->buf
[pair
[0]->len
- 1] == '=') {
647 strbuf_setlen(pair
[0], pair
[0]->len
- 1);
648 value
= pair
[1] ? pair
[1]->buf
: "";
653 strbuf_trim(pair
[0]);
655 strbuf_list_free(pair
);
656 return error(_("bogus config parameter: %s"), text
);
659 ret
= config_parse_pair(pair
[0]->buf
, value
, &kvi
, fn
, data
);
660 strbuf_list_free(pair
);
664 static int parse_config_env_list(char *env
, struct key_value_info
*kvi
,
665 config_fn_t fn
, void *data
)
668 while (cur
&& *cur
) {
669 const char *key
= sq_dequote_step(cur
, &cur
);
671 return error(_("bogus format in %s"),
672 CONFIG_DATA_ENVIRONMENT
);
674 if (!cur
|| isspace(*cur
)) {
675 /* old-style 'key=value' */
676 if (git_config_parse_parameter(key
, fn
, data
) < 0)
679 else if (*cur
== '=') {
680 /* new-style 'key'='value' */
686 value
= sq_dequote_step(cur
, &cur
);
687 if (!value
|| (cur
&& !isspace(*cur
))) {
688 return error(_("bogus format in %s"),
689 CONFIG_DATA_ENVIRONMENT
);
691 } else if (!*cur
|| isspace(*cur
)) {
692 /* implicit bool: 'key'= */
695 return error(_("bogus format in %s"),
696 CONFIG_DATA_ENVIRONMENT
);
699 if (config_parse_pair(key
, value
, kvi
, fn
, data
) < 0)
704 return error(_("bogus format in %s"),
705 CONFIG_DATA_ENVIRONMENT
);
709 while (isspace(*cur
))
716 int git_config_from_parameters(config_fn_t fn
, void *data
)
719 struct strbuf envvar
= STRBUF_INIT
;
720 struct strvec to_free
= STRVEC_INIT
;
723 struct key_value_info kvi
= KVI_INIT
;
725 kvi_from_param(&kvi
);
726 env
= getenv(CONFIG_COUNT_ENVIRONMENT
);
732 count
= strtoul(env
, &endp
, 10);
734 ret
= error(_("bogus count in %s"), CONFIG_COUNT_ENVIRONMENT
);
737 if (count
> INT_MAX
) {
738 ret
= error(_("too many entries in %s"), CONFIG_COUNT_ENVIRONMENT
);
742 for (i
= 0; i
< count
; i
++) {
743 const char *key
, *value
;
745 strbuf_addf(&envvar
, "GIT_CONFIG_KEY_%d", i
);
746 key
= getenv_safe(&to_free
, envvar
.buf
);
748 ret
= error(_("missing config key %s"), envvar
.buf
);
751 strbuf_reset(&envvar
);
753 strbuf_addf(&envvar
, "GIT_CONFIG_VALUE_%d", i
);
754 value
= getenv_safe(&to_free
, envvar
.buf
);
756 ret
= error(_("missing config value %s"), envvar
.buf
);
759 strbuf_reset(&envvar
);
761 if (config_parse_pair(key
, value
, &kvi
, fn
, data
) < 0) {
768 env
= getenv(CONFIG_DATA_ENVIRONMENT
);
770 /* sq_dequote will write over it */
772 if (parse_config_env_list(envw
, &kvi
, fn
, data
) < 0) {
779 strbuf_release(&envvar
);
780 strvec_clear(&to_free
);
785 static int get_next_char(struct config_source
*cs
)
787 int c
= cs
->do_fgetc(cs
);
790 /* DOS like systems */
791 c
= cs
->do_fgetc(cs
);
794 cs
->do_ungetc(c
, cs
);
799 if (c
!= EOF
&& ++cs
->total_len
> INT_MAX
) {
801 * This is an absurdly long config file; refuse to parse
802 * further in order to protect downstream code from integer
803 * overflows. Note that we can't return an error specifically,
804 * but we can mark EOF and put trash in the return value,
805 * which will trigger a parse error.
821 static char *parse_value(struct config_source
*cs
)
823 int quote
= 0, comment
= 0, space
= 0;
825 strbuf_reset(&cs
->value
);
827 int c
= get_next_char(cs
);
833 return cs
->value
.buf
;
837 if (isspace(c
) && !quote
) {
843 if (c
== ';' || c
== '#') {
848 for (; space
; space
--)
849 strbuf_addch(&cs
->value
, ' ');
851 c
= get_next_char(cs
);
864 /* Some characters escape as themselves */
867 /* Reject unknown escape sequences */
871 strbuf_addch(&cs
->value
, c
);
878 strbuf_addch(&cs
->value
, c
);
882 static int get_value(struct config_source
*cs
, struct key_value_info
*kvi
,
883 config_fn_t fn
, void *data
, struct strbuf
*name
)
888 struct config_context ctx
= {
892 /* Get the full name */
894 c
= get_next_char(cs
);
899 strbuf_addch(name
, tolower(c
));
902 while (c
== ' ' || c
== '\t')
903 c
= get_next_char(cs
);
909 value
= parse_value(cs
);
914 * We already consumed the \n, but we need linenr to point to
915 * the line we just parsed during the call to fn to get
916 * accurate line number in error messages.
919 kvi
->linenr
= cs
->linenr
;
920 ret
= fn(name
->buf
, value
, &ctx
, data
);
926 static int get_extended_base_var(struct config_source
*cs
, struct strbuf
*name
,
929 cs
->subsection_case_sensitive
= 0;
932 goto error_incomplete_line
;
933 c
= get_next_char(cs
);
934 } while (isspace(c
));
936 /* We require the format to be '[base "extension"]' */
939 strbuf_addch(name
, '.');
942 int c
= get_next_char(cs
);
944 goto error_incomplete_line
;
948 c
= get_next_char(cs
);
950 goto error_incomplete_line
;
952 strbuf_addch(name
, c
);
956 if (get_next_char(cs
) != ']')
959 error_incomplete_line
:
964 static int get_base_var(struct config_source
*cs
, struct strbuf
*name
)
966 cs
->subsection_case_sensitive
= 1;
968 int c
= get_next_char(cs
);
974 return get_extended_base_var(cs
, name
, c
);
975 if (!iskeychar(c
) && c
!= '.')
977 strbuf_addch(name
, tolower(c
));
981 struct parse_event_data
{
982 enum config_event_t previous_type
;
983 size_t previous_offset
;
984 const struct config_options
*opts
;
987 static int do_event(struct config_source
*cs
, enum config_event_t type
,
988 struct parse_event_data
*data
)
992 if (!data
->opts
|| !data
->opts
->event_fn
)
995 if (type
== CONFIG_EVENT_WHITESPACE
&&
996 data
->previous_type
== type
)
999 offset
= cs
->do_ftell(cs
);
1001 * At EOF, the parser always "inserts" an extra '\n', therefore
1002 * the end offset of the event is the current file position, otherwise
1003 * we will already have advanced to the next event.
1005 if (type
!= CONFIG_EVENT_EOF
)
1008 if (data
->previous_type
!= CONFIG_EVENT_EOF
&&
1009 data
->opts
->event_fn(data
->previous_type
, data
->previous_offset
,
1010 offset
, cs
, data
->opts
->event_fn_data
) < 0)
1013 data
->previous_type
= type
;
1014 data
->previous_offset
= offset
;
1019 static void kvi_from_source(struct config_source
*cs
,
1020 enum config_scope scope
,
1021 struct key_value_info
*out
)
1023 out
->filename
= strintern(cs
->name
);
1024 out
->origin_type
= cs
->origin_type
;
1025 out
->linenr
= cs
->linenr
;
1027 out
->path
= cs
->path
;
1030 static int git_parse_source(struct config_source
*cs
, config_fn_t fn
,
1031 struct key_value_info
*kvi
, void *data
,
1032 const struct config_options
*opts
)
1036 struct strbuf
*var
= &cs
->var
;
1037 int error_return
= 0;
1038 char *error_msg
= NULL
;
1040 /* U+FEFF Byte Order Mark in UTF8 */
1041 const char *bomptr
= utf8_bom
;
1043 /* For the parser event callback */
1044 struct parse_event_data event_data
= {
1045 CONFIG_EVENT_EOF
, 0, opts
1051 c
= get_next_char(cs
);
1052 if (bomptr
&& *bomptr
) {
1053 /* We are at the file beginning; skip UTF8-encoded BOM
1054 * if present. Sane editors won't put this in on their
1055 * own, but e.g. Windows Notepad will do it happily. */
1056 if (c
== (*bomptr
& 0377)) {
1060 /* Do not tolerate partial BOM. */
1061 if (bomptr
!= utf8_bom
)
1063 /* No BOM at file beginning. Cool. */
1069 if (do_event(cs
, CONFIG_EVENT_EOF
, &event_data
) < 0)
1073 if (do_event(cs
, CONFIG_EVENT_WHITESPACE
, &event_data
) < 0)
1081 if (do_event(cs
, CONFIG_EVENT_WHITESPACE
, &event_data
) < 0)
1085 if (c
== '#' || c
== ';') {
1086 if (do_event(cs
, CONFIG_EVENT_COMMENT
, &event_data
) < 0)
1092 if (do_event(cs
, CONFIG_EVENT_SECTION
, &event_data
) < 0)
1095 /* Reset prior to determining a new stem */
1097 if (get_base_var(cs
, var
) < 0 || var
->len
< 1)
1099 strbuf_addch(var
, '.');
1106 if (do_event(cs
, CONFIG_EVENT_ENTRY
, &event_data
) < 0)
1110 * Truncate the var name back to the section header
1111 * stem prior to grabbing the suffix part of the name
1114 strbuf_setlen(var
, baselen
);
1115 strbuf_addch(var
, tolower(c
));
1116 if (get_value(cs
, kvi
, fn
, data
, var
) < 0)
1120 if (do_event(cs
, CONFIG_EVENT_ERROR
, &event_data
) < 0)
1123 switch (cs
->origin_type
) {
1124 case CONFIG_ORIGIN_BLOB
:
1125 error_msg
= xstrfmt(_("bad config line %d in blob %s"),
1126 cs
->linenr
, cs
->name
);
1128 case CONFIG_ORIGIN_FILE
:
1129 error_msg
= xstrfmt(_("bad config line %d in file %s"),
1130 cs
->linenr
, cs
->name
);
1132 case CONFIG_ORIGIN_STDIN
:
1133 error_msg
= xstrfmt(_("bad config line %d in standard input"),
1136 case CONFIG_ORIGIN_SUBMODULE_BLOB
:
1137 error_msg
= xstrfmt(_("bad config line %d in submodule-blob %s"),
1138 cs
->linenr
, cs
->name
);
1140 case CONFIG_ORIGIN_CMDLINE
:
1141 error_msg
= xstrfmt(_("bad config line %d in command line %s"),
1142 cs
->linenr
, cs
->name
);
1145 error_msg
= xstrfmt(_("bad config line %d in %s"),
1146 cs
->linenr
, cs
->name
);
1149 switch (opts
&& opts
->error_action
?
1150 opts
->error_action
:
1151 cs
->default_error_action
) {
1152 case CONFIG_ERROR_DIE
:
1153 die("%s", error_msg
);
1155 case CONFIG_ERROR_ERROR
:
1156 error_return
= error("%s", error_msg
);
1158 case CONFIG_ERROR_SILENT
:
1161 case CONFIG_ERROR_UNSET
:
1162 BUG("config error action unset");
1166 return error_return
;
1170 static void die_bad_number(const char *name
, const char *value
,
1171 const struct key_value_info
*kvi
)
1173 const char *error_type
= (errno
== ERANGE
) ?
1174 N_("out of range") : N_("invalid unit");
1175 const char *bad_numeric
= N_("bad numeric config value '%s' for '%s': %s");
1178 BUG("kvi should not be NULL");
1184 die(_(bad_numeric
), value
, name
, _(error_type
));
1186 switch (kvi
->origin_type
) {
1187 case CONFIG_ORIGIN_BLOB
:
1188 die(_("bad numeric config value '%s' for '%s' in blob %s: %s"),
1189 value
, name
, kvi
->filename
, _(error_type
));
1190 case CONFIG_ORIGIN_FILE
:
1191 die(_("bad numeric config value '%s' for '%s' in file %s: %s"),
1192 value
, name
, kvi
->filename
, _(error_type
));
1193 case CONFIG_ORIGIN_STDIN
:
1194 die(_("bad numeric config value '%s' for '%s' in standard input: %s"),
1195 value
, name
, _(error_type
));
1196 case CONFIG_ORIGIN_SUBMODULE_BLOB
:
1197 die(_("bad numeric config value '%s' for '%s' in submodule-blob %s: %s"),
1198 value
, name
, kvi
->filename
, _(error_type
));
1199 case CONFIG_ORIGIN_CMDLINE
:
1200 die(_("bad numeric config value '%s' for '%s' in command line %s: %s"),
1201 value
, name
, kvi
->filename
, _(error_type
));
1203 die(_("bad numeric config value '%s' for '%s' in %s: %s"),
1204 value
, name
, kvi
->filename
, _(error_type
));
1208 int git_config_int(const char *name
, const char *value
,
1209 const struct key_value_info
*kvi
)
1212 if (!git_parse_int(value
, &ret
))
1213 die_bad_number(name
, value
, kvi
);
1217 int64_t git_config_int64(const char *name
, const char *value
,
1218 const struct key_value_info
*kvi
)
1221 if (!git_parse_int64(value
, &ret
))
1222 die_bad_number(name
, value
, kvi
);
1226 unsigned long git_config_ulong(const char *name
, const char *value
,
1227 const struct key_value_info
*kvi
)
1230 if (!git_parse_ulong(value
, &ret
))
1231 die_bad_number(name
, value
, kvi
);
1235 ssize_t
git_config_ssize_t(const char *name
, const char *value
,
1236 const struct key_value_info
*kvi
)
1239 if (!git_parse_ssize_t(value
, &ret
))
1240 die_bad_number(name
, value
, kvi
);
1244 static const struct fsync_component_name
{
1246 enum fsync_component component_bits
;
1247 } fsync_component_names
[] = {
1248 { "loose-object", FSYNC_COMPONENT_LOOSE_OBJECT
},
1249 { "pack", FSYNC_COMPONENT_PACK
},
1250 { "pack-metadata", FSYNC_COMPONENT_PACK_METADATA
},
1251 { "commit-graph", FSYNC_COMPONENT_COMMIT_GRAPH
},
1252 { "index", FSYNC_COMPONENT_INDEX
},
1253 { "objects", FSYNC_COMPONENTS_OBJECTS
},
1254 { "reference", FSYNC_COMPONENT_REFERENCE
},
1255 { "derived-metadata", FSYNC_COMPONENTS_DERIVED_METADATA
},
1256 { "committed", FSYNC_COMPONENTS_COMMITTED
},
1257 { "added", FSYNC_COMPONENTS_ADDED
},
1258 { "all", FSYNC_COMPONENTS_ALL
},
1261 static enum fsync_component
parse_fsync_components(const char *var
, const char *string
)
1263 enum fsync_component current
= FSYNC_COMPONENTS_PLATFORM_DEFAULT
;
1264 enum fsync_component positive
= 0, negative
= 0;
1273 string
= string
+ strspn(string
, ", \t\n\r");
1274 ep
= strchrnul(string
, ',');
1276 if (!strcmp(string
, "none")) {
1277 current
= FSYNC_COMPONENT_NONE
;
1281 if (*string
== '-') {
1286 warning(_("invalid value for variable %s"), var
);
1292 for (i
= 0; i
< ARRAY_SIZE(fsync_component_names
); ++i
) {
1293 const struct fsync_component_name
*n
= &fsync_component_names
[i
];
1295 if (strncmp(n
->name
, string
, len
))
1300 negative
|= n
->component_bits
;
1302 positive
|= n
->component_bits
;
1306 char *component
= xstrndup(string
, len
);
1307 warning(_("ignoring unknown core.fsync component '%s'"), component
);
1315 return (current
& ~negative
) | positive
;
1318 int git_config_bool_or_int(const char *name
, const char *value
,
1319 const struct key_value_info
*kvi
, int *is_bool
)
1321 int v
= git_parse_maybe_bool_text(value
);
1327 return git_config_int(name
, value
, kvi
);
1330 int git_config_bool(const char *name
, const char *value
)
1332 int v
= git_parse_maybe_bool(value
);
1334 die(_("bad boolean config value '%s' for '%s'"), value
, name
);
1338 int git_config_string(const char **dest
, const char *var
, const char *value
)
1341 return config_error_nonbool(var
);
1342 *dest
= xstrdup(value
);
1346 int git_config_pathname(const char **dest
, const char *var
, const char *value
)
1349 return config_error_nonbool(var
);
1350 *dest
= interpolate_path(value
, 0);
1352 die(_("failed to expand user dir in: '%s'"), value
);
1356 int git_config_expiry_date(timestamp_t
*timestamp
, const char *var
, const char *value
)
1359 return config_error_nonbool(var
);
1360 if (parse_expiry_date(value
, timestamp
))
1361 return error(_("'%s' for '%s' is not a valid timestamp"),
1366 int git_config_color(char *dest
, const char *var
, const char *value
)
1369 return config_error_nonbool(var
);
1370 if (color_parse(value
, dest
) < 0)
1375 static int git_default_core_config(const char *var
, const char *value
,
1376 const struct config_context
*ctx
, void *cb
)
1378 /* This needs a better name */
1379 if (!strcmp(var
, "core.filemode")) {
1380 trust_executable_bit
= git_config_bool(var
, value
);
1383 if (!strcmp(var
, "core.trustctime")) {
1384 trust_ctime
= git_config_bool(var
, value
);
1387 if (!strcmp(var
, "core.checkstat")) {
1388 if (!strcasecmp(value
, "default"))
1390 else if (!strcasecmp(value
, "minimal"))
1394 if (!strcmp(var
, "core.quotepath")) {
1395 quote_path_fully
= git_config_bool(var
, value
);
1399 if (!strcmp(var
, "core.symlinks")) {
1400 has_symlinks
= git_config_bool(var
, value
);
1404 if (!strcmp(var
, "core.ignorecase")) {
1405 ignore_case
= git_config_bool(var
, value
);
1409 if (!strcmp(var
, "core.attributesfile"))
1410 return git_config_pathname(&git_attributes_file
, var
, value
);
1412 if (!strcmp(var
, "core.hookspath"))
1413 return git_config_pathname(&git_hooks_path
, var
, value
);
1415 if (!strcmp(var
, "core.bare")) {
1416 is_bare_repository_cfg
= git_config_bool(var
, value
);
1420 if (!strcmp(var
, "core.ignorestat")) {
1421 assume_unchanged
= git_config_bool(var
, value
);
1425 if (!strcmp(var
, "core.prefersymlinkrefs")) {
1426 prefer_symlink_refs
= git_config_bool(var
, value
);
1430 if (!strcmp(var
, "core.logallrefupdates")) {
1431 if (value
&& !strcasecmp(value
, "always"))
1432 log_all_ref_updates
= LOG_REFS_ALWAYS
;
1433 else if (git_config_bool(var
, value
))
1434 log_all_ref_updates
= LOG_REFS_NORMAL
;
1436 log_all_ref_updates
= LOG_REFS_NONE
;
1440 if (!strcmp(var
, "core.warnambiguousrefs")) {
1441 warn_ambiguous_refs
= git_config_bool(var
, value
);
1445 if (!strcmp(var
, "core.abbrev")) {
1447 return config_error_nonbool(var
);
1448 if (!strcasecmp(value
, "auto"))
1449 default_abbrev
= -1;
1450 else if (!git_parse_maybe_bool_text(value
))
1451 default_abbrev
= the_hash_algo
->hexsz
;
1453 int abbrev
= git_config_int(var
, value
, ctx
->kvi
);
1454 if (abbrev
< minimum_abbrev
|| abbrev
> the_hash_algo
->hexsz
)
1455 return error(_("abbrev length out of range: %d"), abbrev
);
1456 default_abbrev
= abbrev
;
1461 if (!strcmp(var
, "core.disambiguate"))
1462 return set_disambiguate_hint_config(var
, value
);
1464 if (!strcmp(var
, "core.loosecompression")) {
1465 int level
= git_config_int(var
, value
, ctx
->kvi
);
1467 level
= Z_DEFAULT_COMPRESSION
;
1468 else if (level
< 0 || level
> Z_BEST_COMPRESSION
)
1469 die(_("bad zlib compression level %d"), level
);
1470 zlib_compression_level
= level
;
1471 zlib_compression_seen
= 1;
1475 if (!strcmp(var
, "core.compression")) {
1476 int level
= git_config_int(var
, value
, ctx
->kvi
);
1478 level
= Z_DEFAULT_COMPRESSION
;
1479 else if (level
< 0 || level
> Z_BEST_COMPRESSION
)
1480 die(_("bad zlib compression level %d"), level
);
1481 if (!zlib_compression_seen
)
1482 zlib_compression_level
= level
;
1483 if (!pack_compression_seen
)
1484 pack_compression_level
= level
;
1488 if (!strcmp(var
, "core.packedgitwindowsize")) {
1489 int pgsz_x2
= getpagesize() * 2;
1490 packed_git_window_size
= git_config_ulong(var
, value
, ctx
->kvi
);
1492 /* This value must be multiple of (pagesize * 2) */
1493 packed_git_window_size
/= pgsz_x2
;
1494 if (packed_git_window_size
< 1)
1495 packed_git_window_size
= 1;
1496 packed_git_window_size
*= pgsz_x2
;
1500 if (!strcmp(var
, "core.bigfilethreshold")) {
1501 big_file_threshold
= git_config_ulong(var
, value
, ctx
->kvi
);
1505 if (!strcmp(var
, "core.packedgitlimit")) {
1506 packed_git_limit
= git_config_ulong(var
, value
, ctx
->kvi
);
1510 if (!strcmp(var
, "core.deltabasecachelimit")) {
1511 delta_base_cache_limit
= git_config_ulong(var
, value
, ctx
->kvi
);
1515 if (!strcmp(var
, "core.autocrlf")) {
1516 if (value
&& !strcasecmp(value
, "input")) {
1517 auto_crlf
= AUTO_CRLF_INPUT
;
1520 auto_crlf
= git_config_bool(var
, value
);
1524 if (!strcmp(var
, "core.safecrlf")) {
1526 if (value
&& !strcasecmp(value
, "warn")) {
1527 global_conv_flags_eol
= CONV_EOL_RNDTRP_WARN
;
1530 eol_rndtrp_die
= git_config_bool(var
, value
);
1531 global_conv_flags_eol
= eol_rndtrp_die
?
1532 CONV_EOL_RNDTRP_DIE
: 0;
1536 if (!strcmp(var
, "core.eol")) {
1537 if (value
&& !strcasecmp(value
, "lf"))
1539 else if (value
&& !strcasecmp(value
, "crlf"))
1540 core_eol
= EOL_CRLF
;
1541 else if (value
&& !strcasecmp(value
, "native"))
1542 core_eol
= EOL_NATIVE
;
1544 core_eol
= EOL_UNSET
;
1548 if (!strcmp(var
, "core.checkroundtripencoding")) {
1549 check_roundtrip_encoding
= xstrdup(value
);
1553 if (!strcmp(var
, "core.notesref")) {
1554 notes_ref_name
= xstrdup(value
);
1558 if (!strcmp(var
, "core.editor"))
1559 return git_config_string(&editor_program
, var
, value
);
1561 if (!strcmp(var
, "core.commentchar")) {
1563 return config_error_nonbool(var
);
1564 else if (!strcasecmp(value
, "auto"))
1565 auto_comment_line_char
= 1;
1566 else if (value
[0] && !value
[1]) {
1567 comment_line_char
= value
[0];
1568 auto_comment_line_char
= 0;
1570 return error(_("core.commentChar should only be one ASCII character"));
1574 if (!strcmp(var
, "core.askpass"))
1575 return git_config_string(&askpass_program
, var
, value
);
1577 if (!strcmp(var
, "core.excludesfile"))
1578 return git_config_pathname(&excludes_file
, var
, value
);
1580 if (!strcmp(var
, "core.whitespace")) {
1582 return config_error_nonbool(var
);
1583 whitespace_rule_cfg
= parse_whitespace_rule(value
);
1587 if (!strcmp(var
, "core.fsync")) {
1589 return config_error_nonbool(var
);
1590 fsync_components
= parse_fsync_components(var
, value
);
1594 if (!strcmp(var
, "core.fsyncmethod")) {
1596 return config_error_nonbool(var
);
1597 if (!strcmp(value
, "fsync"))
1598 fsync_method
= FSYNC_METHOD_FSYNC
;
1599 else if (!strcmp(value
, "writeout-only"))
1600 fsync_method
= FSYNC_METHOD_WRITEOUT_ONLY
;
1601 else if (!strcmp(value
, "batch"))
1602 fsync_method
= FSYNC_METHOD_BATCH
;
1604 warning(_("ignoring unknown core.fsyncMethod value '%s'"), value
);
1608 if (!strcmp(var
, "core.fsyncobjectfiles")) {
1609 if (fsync_object_files
< 0)
1610 warning(_("core.fsyncObjectFiles is deprecated; use core.fsync instead"));
1611 fsync_object_files
= git_config_bool(var
, value
);
1615 if (!strcmp(var
, "core.preloadindex")) {
1616 core_preload_index
= git_config_bool(var
, value
);
1620 if (!strcmp(var
, "core.createobject")) {
1621 if (!strcmp(value
, "rename"))
1622 object_creation_mode
= OBJECT_CREATION_USES_RENAMES
;
1623 else if (!strcmp(value
, "link"))
1624 object_creation_mode
= OBJECT_CREATION_USES_HARDLINKS
;
1626 die(_("invalid mode for object creation: %s"), value
);
1630 if (!strcmp(var
, "core.sparsecheckout")) {
1631 core_apply_sparse_checkout
= git_config_bool(var
, value
);
1635 if (!strcmp(var
, "core.sparsecheckoutcone")) {
1636 core_sparse_checkout_cone
= git_config_bool(var
, value
);
1640 if (!strcmp(var
, "core.precomposeunicode")) {
1641 precomposed_unicode
= git_config_bool(var
, value
);
1645 if (!strcmp(var
, "core.protecthfs")) {
1646 protect_hfs
= git_config_bool(var
, value
);
1650 if (!strcmp(var
, "core.protectntfs")) {
1651 protect_ntfs
= git_config_bool(var
, value
);
1655 if (!strcmp(var
, "core.maxtreedepth")) {
1656 max_allowed_tree_depth
= git_config_int(var
, value
, ctx
->kvi
);
1660 /* Add other config variables here and to Documentation/config.txt. */
1661 return platform_core_config(var
, value
, ctx
, cb
);
1664 static int git_default_sparse_config(const char *var
, const char *value
)
1666 if (!strcmp(var
, "sparse.expectfilesoutsideofpatterns")) {
1667 sparse_expect_files_outside_of_patterns
= git_config_bool(var
, value
);
1671 /* Add other config variables here and to Documentation/config/sparse.txt. */
1675 static int git_default_i18n_config(const char *var
, const char *value
)
1677 if (!strcmp(var
, "i18n.commitencoding"))
1678 return git_config_string(&git_commit_encoding
, var
, value
);
1680 if (!strcmp(var
, "i18n.logoutputencoding"))
1681 return git_config_string(&git_log_output_encoding
, var
, value
);
1683 /* Add other config variables here and to Documentation/config.txt. */
1687 static int git_default_branch_config(const char *var
, const char *value
)
1689 if (!strcmp(var
, "branch.autosetupmerge")) {
1690 if (value
&& !strcmp(value
, "always")) {
1691 git_branch_track
= BRANCH_TRACK_ALWAYS
;
1693 } else if (value
&& !strcmp(value
, "inherit")) {
1694 git_branch_track
= BRANCH_TRACK_INHERIT
;
1696 } else if (value
&& !strcmp(value
, "simple")) {
1697 git_branch_track
= BRANCH_TRACK_SIMPLE
;
1700 git_branch_track
= git_config_bool(var
, value
);
1703 if (!strcmp(var
, "branch.autosetuprebase")) {
1705 return config_error_nonbool(var
);
1706 else if (!strcmp(value
, "never"))
1707 autorebase
= AUTOREBASE_NEVER
;
1708 else if (!strcmp(value
, "local"))
1709 autorebase
= AUTOREBASE_LOCAL
;
1710 else if (!strcmp(value
, "remote"))
1711 autorebase
= AUTOREBASE_REMOTE
;
1712 else if (!strcmp(value
, "always"))
1713 autorebase
= AUTOREBASE_ALWAYS
;
1715 return error(_("malformed value for %s"), var
);
1719 /* Add other config variables here and to Documentation/config.txt. */
1723 static int git_default_push_config(const char *var
, const char *value
)
1725 if (!strcmp(var
, "push.default")) {
1727 return config_error_nonbool(var
);
1728 else if (!strcmp(value
, "nothing"))
1729 push_default
= PUSH_DEFAULT_NOTHING
;
1730 else if (!strcmp(value
, "matching"))
1731 push_default
= PUSH_DEFAULT_MATCHING
;
1732 else if (!strcmp(value
, "simple"))
1733 push_default
= PUSH_DEFAULT_SIMPLE
;
1734 else if (!strcmp(value
, "upstream"))
1735 push_default
= PUSH_DEFAULT_UPSTREAM
;
1736 else if (!strcmp(value
, "tracking")) /* deprecated */
1737 push_default
= PUSH_DEFAULT_UPSTREAM
;
1738 else if (!strcmp(value
, "current"))
1739 push_default
= PUSH_DEFAULT_CURRENT
;
1741 error(_("malformed value for %s: %s"), var
, value
);
1742 return error(_("must be one of nothing, matching, simple, "
1743 "upstream or current"));
1748 /* Add other config variables here and to Documentation/config.txt. */
1752 static int git_default_mailmap_config(const char *var
, const char *value
)
1754 if (!strcmp(var
, "mailmap.file"))
1755 return git_config_pathname(&git_mailmap_file
, var
, value
);
1756 if (!strcmp(var
, "mailmap.blob"))
1757 return git_config_string(&git_mailmap_blob
, var
, value
);
1759 /* Add other config variables here and to Documentation/config.txt. */
1763 int git_default_config(const char *var
, const char *value
,
1764 const struct config_context
*ctx
, void *cb
)
1766 if (starts_with(var
, "core."))
1767 return git_default_core_config(var
, value
, ctx
, cb
);
1769 if (starts_with(var
, "user.") ||
1770 starts_with(var
, "author.") ||
1771 starts_with(var
, "committer."))
1772 return git_ident_config(var
, value
, ctx
, cb
);
1774 if (starts_with(var
, "i18n."))
1775 return git_default_i18n_config(var
, value
);
1777 if (starts_with(var
, "branch."))
1778 return git_default_branch_config(var
, value
);
1780 if (starts_with(var
, "push."))
1781 return git_default_push_config(var
, value
);
1783 if (starts_with(var
, "mailmap."))
1784 return git_default_mailmap_config(var
, value
);
1786 if (starts_with(var
, "advice.") || starts_with(var
, "color.advice"))
1787 return git_default_advice_config(var
, value
);
1789 if (!strcmp(var
, "pager.color") || !strcmp(var
, "color.pager")) {
1790 pager_use_color
= git_config_bool(var
,value
);
1794 if (!strcmp(var
, "pack.packsizelimit")) {
1795 pack_size_limit_cfg
= git_config_ulong(var
, value
, ctx
->kvi
);
1799 if (!strcmp(var
, "pack.compression")) {
1800 int level
= git_config_int(var
, value
, ctx
->kvi
);
1802 level
= Z_DEFAULT_COMPRESSION
;
1803 else if (level
< 0 || level
> Z_BEST_COMPRESSION
)
1804 die(_("bad pack compression level %d"), level
);
1805 pack_compression_level
= level
;
1806 pack_compression_seen
= 1;
1810 if (starts_with(var
, "sparse."))
1811 return git_default_sparse_config(var
, value
);
1813 /* Add other config variables here and to Documentation/config.txt. */
1818 * All source specific fields in the union, die_on_error, name and the callbacks
1819 * fgetc, ungetc, ftell of top need to be initialized before calling
1822 static int do_config_from(struct config_source
*top
, config_fn_t fn
,
1823 void *data
, enum config_scope scope
,
1824 const struct config_options
*opts
)
1826 struct key_value_info kvi
= KVI_INIT
;
1829 /* push config-file parsing state stack */
1833 strbuf_init(&top
->value
, 1024);
1834 strbuf_init(&top
->var
, 1024);
1835 kvi_from_source(top
, scope
, &kvi
);
1837 ret
= git_parse_source(top
, fn
, &kvi
, data
, opts
);
1839 strbuf_release(&top
->value
);
1840 strbuf_release(&top
->var
);
1845 static int do_config_from_file(config_fn_t fn
,
1846 const enum config_origin_type origin_type
,
1847 const char *name
, const char *path
, FILE *f
,
1848 void *data
, enum config_scope scope
,
1849 const struct config_options
*opts
)
1851 struct config_source top
= CONFIG_SOURCE_INIT
;
1855 top
.origin_type
= origin_type
;
1858 top
.default_error_action
= CONFIG_ERROR_DIE
;
1859 top
.do_fgetc
= config_file_fgetc
;
1860 top
.do_ungetc
= config_file_ungetc
;
1861 top
.do_ftell
= config_file_ftell
;
1864 ret
= do_config_from(&top
, fn
, data
, scope
, opts
);
1869 static int git_config_from_stdin(config_fn_t fn
, void *data
,
1870 enum config_scope scope
)
1872 return do_config_from_file(fn
, CONFIG_ORIGIN_STDIN
, "", NULL
, stdin
,
1876 int git_config_from_file_with_options(config_fn_t fn
, const char *filename
,
1877 void *data
, enum config_scope scope
,
1878 const struct config_options
*opts
)
1884 BUG("filename cannot be NULL");
1885 f
= fopen_or_warn(filename
, "r");
1887 ret
= do_config_from_file(fn
, CONFIG_ORIGIN_FILE
, filename
,
1888 filename
, f
, data
, scope
, opts
);
1894 int git_config_from_file(config_fn_t fn
, const char *filename
, void *data
)
1896 return git_config_from_file_with_options(fn
, filename
, data
,
1897 CONFIG_SCOPE_UNKNOWN
, NULL
);
1900 int git_config_from_mem(config_fn_t fn
,
1901 const enum config_origin_type origin_type
,
1902 const char *name
, const char *buf
, size_t len
,
1903 void *data
, enum config_scope scope
,
1904 const struct config_options
*opts
)
1906 struct config_source top
= CONFIG_SOURCE_INIT
;
1908 top
.u
.buf
.buf
= buf
;
1909 top
.u
.buf
.len
= len
;
1911 top
.origin_type
= origin_type
;
1914 top
.default_error_action
= CONFIG_ERROR_ERROR
;
1915 top
.do_fgetc
= config_buf_fgetc
;
1916 top
.do_ungetc
= config_buf_ungetc
;
1917 top
.do_ftell
= config_buf_ftell
;
1919 return do_config_from(&top
, fn
, data
, scope
, opts
);
1922 int git_config_from_blob_oid(config_fn_t fn
,
1924 struct repository
*repo
,
1925 const struct object_id
*oid
,
1927 enum config_scope scope
)
1929 enum object_type type
;
1934 buf
= repo_read_object_file(repo
, oid
, &type
, &size
);
1936 return error(_("unable to load config blob object '%s'"), name
);
1937 if (type
!= OBJ_BLOB
) {
1939 return error(_("reference '%s' does not point to a blob"), name
);
1942 ret
= git_config_from_mem(fn
, CONFIG_ORIGIN_BLOB
, name
, buf
, size
,
1949 static int git_config_from_blob_ref(config_fn_t fn
,
1950 struct repository
*repo
,
1953 enum config_scope scope
)
1955 struct object_id oid
;
1957 if (repo_get_oid(repo
, name
, &oid
) < 0)
1958 return error(_("unable to resolve config blob '%s'"), name
);
1959 return git_config_from_blob_oid(fn
, name
, repo
, &oid
, data
, scope
);
1962 char *git_system_config(void)
1964 char *system_config
= xstrdup_or_null(getenv("GIT_CONFIG_SYSTEM"));
1966 system_config
= system_path(ETC_GITCONFIG
);
1967 normalize_path_copy(system_config
, system_config
);
1968 return system_config
;
1971 void git_global_config(char **user_out
, char **xdg_out
)
1973 char *user_config
= xstrdup_or_null(getenv("GIT_CONFIG_GLOBAL"));
1974 char *xdg_config
= NULL
;
1977 user_config
= interpolate_path("~/.gitconfig", 0);
1978 xdg_config
= xdg_config_home("config");
1981 *user_out
= user_config
;
1982 *xdg_out
= xdg_config
;
1985 int git_config_system(void)
1987 return !git_env_bool("GIT_CONFIG_NOSYSTEM", 0);
1990 static int do_git_config_sequence(const struct config_options
*opts
,
1991 const struct repository
*repo
,
1992 config_fn_t fn
, void *data
)
1995 char *system_config
= git_system_config();
1996 char *xdg_config
= NULL
;
1997 char *user_config
= NULL
;
1999 char *worktree_config
;
2002 * Ensure that either:
2003 * - the git_dir and commondir are both set, or
2004 * - the git_dir and commondir are both NULL
2006 if (!opts
->git_dir
!= !opts
->commondir
)
2007 BUG("only one of commondir and git_dir is non-NULL");
2009 if (opts
->commondir
) {
2010 repo_config
= mkpathdup("%s/config", opts
->commondir
);
2011 worktree_config
= mkpathdup("%s/config.worktree", opts
->git_dir
);
2014 worktree_config
= NULL
;
2017 if (git_config_system() && system_config
&&
2018 !access_or_die(system_config
, R_OK
,
2019 opts
->system_gently
? ACCESS_EACCES_OK
: 0))
2020 ret
+= git_config_from_file_with_options(fn
, system_config
,
2021 data
, CONFIG_SCOPE_SYSTEM
,
2024 git_global_config(&user_config
, &xdg_config
);
2026 if (xdg_config
&& !access_or_die(xdg_config
, R_OK
, ACCESS_EACCES_OK
))
2027 ret
+= git_config_from_file_with_options(fn
, xdg_config
, data
,
2028 CONFIG_SCOPE_GLOBAL
, NULL
);
2030 if (user_config
&& !access_or_die(user_config
, R_OK
, ACCESS_EACCES_OK
))
2031 ret
+= git_config_from_file_with_options(fn
, user_config
, data
,
2032 CONFIG_SCOPE_GLOBAL
, NULL
);
2034 if (!opts
->ignore_repo
&& repo_config
&&
2035 !access_or_die(repo_config
, R_OK
, 0))
2036 ret
+= git_config_from_file_with_options(fn
, repo_config
, data
,
2037 CONFIG_SCOPE_LOCAL
, NULL
);
2039 if (!opts
->ignore_worktree
&& worktree_config
&&
2040 repo
&& repo
->repository_format_worktree_config
&&
2041 !access_or_die(worktree_config
, R_OK
, 0)) {
2042 ret
+= git_config_from_file_with_options(fn
, worktree_config
, data
,
2043 CONFIG_SCOPE_WORKTREE
,
2047 if (!opts
->ignore_cmdline
&& git_config_from_parameters(fn
, data
) < 0)
2048 die(_("unable to parse command-line config"));
2050 free(system_config
);
2054 free(worktree_config
);
2058 int config_with_options(config_fn_t fn
, void *data
,
2059 struct git_config_source
*config_source
,
2060 struct repository
*repo
,
2061 const struct config_options
*opts
)
2063 struct config_include_data inc
= CONFIG_INCLUDE_INIT
;
2066 if (opts
->respect_includes
) {
2071 inc
.config_source
= config_source
;
2072 fn
= git_config_include
;
2077 * If we have a specific filename, use it. Otherwise, follow the
2078 * regular lookup sequence.
2080 if (config_source
&& config_source
->use_stdin
) {
2081 ret
= git_config_from_stdin(fn
, data
, config_source
->scope
);
2082 } else if (config_source
&& config_source
->file
) {
2083 ret
= git_config_from_file_with_options(fn
, config_source
->file
,
2084 data
, config_source
->scope
,
2086 } else if (config_source
&& config_source
->blob
) {
2087 ret
= git_config_from_blob_ref(fn
, repo
, config_source
->blob
,
2088 data
, config_source
->scope
);
2090 ret
= do_git_config_sequence(opts
, repo
, fn
, data
);
2093 if (inc
.remote_urls
) {
2094 string_list_clear(inc
.remote_urls
, 0);
2095 FREE_AND_NULL(inc
.remote_urls
);
2100 static void configset_iter(struct config_set
*set
, config_fn_t fn
, void *data
)
2103 struct string_list
*values
;
2104 struct config_set_element
*entry
;
2105 struct configset_list
*list
= &set
->list
;
2106 struct config_context ctx
= CONFIG_CONTEXT_INIT
;
2108 for (i
= 0; i
< list
->nr
; i
++) {
2109 entry
= list
->items
[i
].e
;
2110 value_index
= list
->items
[i
].value_index
;
2111 values
= &entry
->value_list
;
2113 ctx
.kvi
= values
->items
[value_index
].util
;
2114 if (fn(entry
->key
, values
->items
[value_index
].string
, &ctx
, data
) < 0)
2115 git_die_config_linenr(entry
->key
,
2121 void read_early_config(config_fn_t cb
, void *data
)
2123 struct config_options opts
= {0};
2124 struct strbuf commondir
= STRBUF_INIT
;
2125 struct strbuf gitdir
= STRBUF_INIT
;
2127 opts
.respect_includes
= 1;
2129 if (have_git_dir()) {
2130 opts
.commondir
= get_git_common_dir();
2131 opts
.git_dir
= get_git_dir();
2133 * When setup_git_directory() was not yet asked to discover the
2134 * GIT_DIR, we ask discover_git_directory() to figure out whether there
2135 * is any repository config we should use (but unlike
2136 * setup_git_directory_gently(), no global state is changed, most
2137 * notably, the current working directory is still the same after the
2140 } else if (!discover_git_directory(&commondir
, &gitdir
)) {
2141 opts
.commondir
= commondir
.buf
;
2142 opts
.git_dir
= gitdir
.buf
;
2145 config_with_options(cb
, data
, NULL
, NULL
, &opts
);
2147 strbuf_release(&commondir
);
2148 strbuf_release(&gitdir
);
2152 * Read config but only enumerate system and global settings.
2153 * Omit any repo-local, worktree-local, or command-line settings.
2155 void read_very_early_config(config_fn_t cb
, void *data
)
2157 struct config_options opts
= { 0 };
2159 opts
.respect_includes
= 1;
2160 opts
.ignore_repo
= 1;
2161 opts
.ignore_worktree
= 1;
2162 opts
.ignore_cmdline
= 1;
2163 opts
.system_gently
= 1;
2165 config_with_options(cb
, data
, NULL
, NULL
, &opts
);
2169 static int configset_find_element(struct config_set
*set
, const char *key
,
2170 struct config_set_element
**dest
)
2172 struct config_set_element k
;
2173 struct config_set_element
*found_entry
;
2174 char *normalized_key
;
2178 * `key` may come from the user, so normalize it before using it
2179 * for querying entries from the hashmap.
2181 ret
= git_config_parse_key(key
, &normalized_key
, NULL
);
2185 hashmap_entry_init(&k
.ent
, strhash(normalized_key
));
2186 k
.key
= normalized_key
;
2187 found_entry
= hashmap_get_entry(&set
->config_hash
, &k
, ent
, NULL
);
2188 free(normalized_key
);
2189 *dest
= found_entry
;
2193 static int configset_add_value(const struct key_value_info
*kvi_p
,
2194 struct config_set
*set
, const char *key
,
2197 struct config_set_element
*e
;
2198 struct string_list_item
*si
;
2199 struct configset_list_item
*l_item
;
2200 struct key_value_info
*kv_info
= xmalloc(sizeof(*kv_info
));
2203 ret
= configset_find_element(set
, key
, &e
);
2207 * Since the keys are being fed by git_config*() callback mechanism, they
2208 * are already normalized. So simply add them without any further munging.
2211 e
= xmalloc(sizeof(*e
));
2212 hashmap_entry_init(&e
->ent
, strhash(key
));
2213 e
->key
= xstrdup(key
);
2214 string_list_init_dup(&e
->value_list
);
2215 hashmap_add(&set
->config_hash
, &e
->ent
);
2217 si
= string_list_append_nodup(&e
->value_list
, xstrdup_or_null(value
));
2219 ALLOC_GROW(set
->list
.items
, set
->list
.nr
+ 1, set
->list
.alloc
);
2220 l_item
= &set
->list
.items
[set
->list
.nr
++];
2222 l_item
->value_index
= e
->value_list
.nr
- 1;
2230 static int config_set_element_cmp(const void *cmp_data UNUSED
,
2231 const struct hashmap_entry
*eptr
,
2232 const struct hashmap_entry
*entry_or_key
,
2233 const void *keydata UNUSED
)
2235 const struct config_set_element
*e1
, *e2
;
2237 e1
= container_of(eptr
, const struct config_set_element
, ent
);
2238 e2
= container_of(entry_or_key
, const struct config_set_element
, ent
);
2240 return strcmp(e1
->key
, e2
->key
);
2243 void git_configset_init(struct config_set
*set
)
2245 hashmap_init(&set
->config_hash
, config_set_element_cmp
, NULL
, 0);
2246 set
->hash_initialized
= 1;
2248 set
->list
.alloc
= 0;
2249 set
->list
.items
= NULL
;
2252 void git_configset_clear(struct config_set
*set
)
2254 struct config_set_element
*entry
;
2255 struct hashmap_iter iter
;
2256 if (!set
->hash_initialized
)
2259 hashmap_for_each_entry(&set
->config_hash
, &iter
, entry
,
2260 ent
/* member name */) {
2262 string_list_clear(&entry
->value_list
, 1);
2264 hashmap_clear_and_free(&set
->config_hash
, struct config_set_element
, ent
);
2265 set
->hash_initialized
= 0;
2266 free(set
->list
.items
);
2268 set
->list
.alloc
= 0;
2269 set
->list
.items
= NULL
;
2272 static int config_set_callback(const char *key
, const char *value
,
2273 const struct config_context
*ctx
,
2276 struct config_set
*set
= cb
;
2277 configset_add_value(ctx
->kvi
, set
, key
, value
);
2281 int git_configset_add_file(struct config_set
*set
, const char *filename
)
2283 return git_config_from_file(config_set_callback
, filename
, set
);
2286 int git_configset_get_value(struct config_set
*set
, const char *key
,
2287 const char **value
, struct key_value_info
*kvi
)
2289 const struct string_list
*values
= NULL
;
2291 struct string_list_item item
;
2293 * Follows "last one wins" semantic, i.e., if there are multiple matches for the
2294 * queried key in the files of the configset, the value returned will be the last
2295 * value in the value list for that key.
2297 if ((ret
= git_configset_get_value_multi(set
, key
, &values
)))
2300 assert(values
->nr
> 0);
2301 item
= values
->items
[values
->nr
- 1];
2302 *value
= item
.string
;
2304 *kvi
= *((struct key_value_info
*)item
.util
);
2308 int git_configset_get_value_multi(struct config_set
*set
, const char *key
,
2309 const struct string_list
**dest
)
2311 struct config_set_element
*e
;
2314 if ((ret
= configset_find_element(set
, key
, &e
)))
2318 *dest
= &e
->value_list
;
2323 static int check_multi_string(struct string_list_item
*item
, void *util
)
2325 return item
->string
? 0 : config_error_nonbool(util
);
2328 int git_configset_get_string_multi(struct config_set
*cs
, const char *key
,
2329 const struct string_list
**dest
)
2333 if ((ret
= git_configset_get_value_multi(cs
, key
, dest
)))
2335 if ((ret
= for_each_string_list((struct string_list
*)*dest
,
2336 check_multi_string
, (void *)key
)))
2342 int git_configset_get(struct config_set
*set
, const char *key
)
2344 struct config_set_element
*e
;
2347 if ((ret
= configset_find_element(set
, key
, &e
)))
2354 int git_configset_get_string(struct config_set
*set
, const char *key
, char **dest
)
2357 if (!git_configset_get_value(set
, key
, &value
, NULL
))
2358 return git_config_string((const char **)dest
, key
, value
);
2363 static int git_configset_get_string_tmp(struct config_set
*set
, const char *key
,
2367 if (!git_configset_get_value(set
, key
, &value
, NULL
)) {
2369 return config_error_nonbool(key
);
2377 int git_configset_get_int(struct config_set
*set
, const char *key
, int *dest
)
2380 struct key_value_info kvi
;
2382 if (!git_configset_get_value(set
, key
, &value
, &kvi
)) {
2383 *dest
= git_config_int(key
, value
, &kvi
);
2389 int git_configset_get_ulong(struct config_set
*set
, const char *key
, unsigned long *dest
)
2392 struct key_value_info kvi
;
2394 if (!git_configset_get_value(set
, key
, &value
, &kvi
)) {
2395 *dest
= git_config_ulong(key
, value
, &kvi
);
2401 int git_configset_get_bool(struct config_set
*set
, const char *key
, int *dest
)
2404 if (!git_configset_get_value(set
, key
, &value
, NULL
)) {
2405 *dest
= git_config_bool(key
, value
);
2411 int git_configset_get_bool_or_int(struct config_set
*set
, const char *key
,
2412 int *is_bool
, int *dest
)
2415 struct key_value_info kvi
;
2417 if (!git_configset_get_value(set
, key
, &value
, &kvi
)) {
2418 *dest
= git_config_bool_or_int(key
, value
, &kvi
, is_bool
);
2424 int git_configset_get_maybe_bool(struct config_set
*set
, const char *key
, int *dest
)
2427 if (!git_configset_get_value(set
, key
, &value
, NULL
)) {
2428 *dest
= git_parse_maybe_bool(value
);
2436 int git_configset_get_pathname(struct config_set
*set
, const char *key
, const char **dest
)
2439 if (!git_configset_get_value(set
, key
, &value
, NULL
))
2440 return git_config_pathname(dest
, key
, value
);
2445 /* Functions use to read configuration from a repository */
2446 static void repo_read_config(struct repository
*repo
)
2448 struct config_options opts
= { 0 };
2450 opts
.respect_includes
= 1;
2451 opts
.commondir
= repo
->commondir
;
2452 opts
.git_dir
= repo
->gitdir
;
2455 CALLOC_ARRAY(repo
->config
, 1);
2457 git_configset_clear(repo
->config
);
2459 git_configset_init(repo
->config
);
2460 if (config_with_options(config_set_callback
, repo
->config
, NULL
,
2463 * config_with_options() normally returns only
2464 * zero, as most errors are fatal, and
2465 * non-fatal potential errors are guarded by "if"
2466 * statements that are entered only when no error is
2469 * If we ever encounter a non-fatal error, it means
2470 * something went really wrong and we should stop
2473 die(_("unknown error occurred while reading the configuration files"));
2476 static void git_config_check_init(struct repository
*repo
)
2478 if (repo
->config
&& repo
->config
->hash_initialized
)
2480 repo_read_config(repo
);
2483 static void repo_config_clear(struct repository
*repo
)
2485 if (!repo
->config
|| !repo
->config
->hash_initialized
)
2487 git_configset_clear(repo
->config
);
2490 void repo_config(struct repository
*repo
, config_fn_t fn
, void *data
)
2492 git_config_check_init(repo
);
2493 configset_iter(repo
->config
, fn
, data
);
2496 int repo_config_get(struct repository
*repo
, const char *key
)
2498 git_config_check_init(repo
);
2499 return git_configset_get(repo
->config
, key
);
2502 int repo_config_get_value(struct repository
*repo
,
2503 const char *key
, const char **value
)
2505 git_config_check_init(repo
);
2506 return git_configset_get_value(repo
->config
, key
, value
, NULL
);
2509 int repo_config_get_value_multi(struct repository
*repo
, const char *key
,
2510 const struct string_list
**dest
)
2512 git_config_check_init(repo
);
2513 return git_configset_get_value_multi(repo
->config
, key
, dest
);
2516 int repo_config_get_string_multi(struct repository
*repo
, const char *key
,
2517 const struct string_list
**dest
)
2519 git_config_check_init(repo
);
2520 return git_configset_get_string_multi(repo
->config
, key
, dest
);
2523 int repo_config_get_string(struct repository
*repo
,
2524 const char *key
, char **dest
)
2527 git_config_check_init(repo
);
2528 ret
= git_configset_get_string(repo
->config
, key
, dest
);
2530 git_die_config(key
, NULL
);
2534 int repo_config_get_string_tmp(struct repository
*repo
,
2535 const char *key
, const char **dest
)
2538 git_config_check_init(repo
);
2539 ret
= git_configset_get_string_tmp(repo
->config
, key
, dest
);
2541 git_die_config(key
, NULL
);
2545 int repo_config_get_int(struct repository
*repo
,
2546 const char *key
, int *dest
)
2548 git_config_check_init(repo
);
2549 return git_configset_get_int(repo
->config
, key
, dest
);
2552 int repo_config_get_ulong(struct repository
*repo
,
2553 const char *key
, unsigned long *dest
)
2555 git_config_check_init(repo
);
2556 return git_configset_get_ulong(repo
->config
, key
, dest
);
2559 int repo_config_get_bool(struct repository
*repo
,
2560 const char *key
, int *dest
)
2562 git_config_check_init(repo
);
2563 return git_configset_get_bool(repo
->config
, key
, dest
);
2566 int repo_config_get_bool_or_int(struct repository
*repo
,
2567 const char *key
, int *is_bool
, int *dest
)
2569 git_config_check_init(repo
);
2570 return git_configset_get_bool_or_int(repo
->config
, key
, is_bool
, dest
);
2573 int repo_config_get_maybe_bool(struct repository
*repo
,
2574 const char *key
, int *dest
)
2576 git_config_check_init(repo
);
2577 return git_configset_get_maybe_bool(repo
->config
, key
, dest
);
2580 int repo_config_get_pathname(struct repository
*repo
,
2581 const char *key
, const char **dest
)
2584 git_config_check_init(repo
);
2585 ret
= git_configset_get_pathname(repo
->config
, key
, dest
);
2587 git_die_config(key
, NULL
);
2591 /* Read values into protected_config. */
2592 static void read_protected_config(void)
2594 struct config_options opts
= {
2595 .respect_includes
= 1,
2597 .ignore_worktree
= 1,
2601 git_configset_init(&protected_config
);
2602 config_with_options(config_set_callback
, &protected_config
, NULL
,
2606 void git_protected_config(config_fn_t fn
, void *data
)
2608 if (!protected_config
.hash_initialized
)
2609 read_protected_config();
2610 configset_iter(&protected_config
, fn
, data
);
2613 /* Functions used historically to read configuration from 'the_repository' */
2614 void git_config(config_fn_t fn
, void *data
)
2616 repo_config(the_repository
, fn
, data
);
2619 void git_config_clear(void)
2621 repo_config_clear(the_repository
);
2624 int git_config_get(const char *key
)
2626 return repo_config_get(the_repository
, key
);
2629 int git_config_get_value(const char *key
, const char **value
)
2631 return repo_config_get_value(the_repository
, key
, value
);
2634 int git_config_get_value_multi(const char *key
, const struct string_list
**dest
)
2636 return repo_config_get_value_multi(the_repository
, key
, dest
);
2639 int git_config_get_string_multi(const char *key
,
2640 const struct string_list
**dest
)
2642 return repo_config_get_string_multi(the_repository
, key
, dest
);
2645 int git_config_get_string(const char *key
, char **dest
)
2647 return repo_config_get_string(the_repository
, key
, dest
);
2650 int git_config_get_string_tmp(const char *key
, const char **dest
)
2652 return repo_config_get_string_tmp(the_repository
, key
, dest
);
2655 int git_config_get_int(const char *key
, int *dest
)
2657 return repo_config_get_int(the_repository
, key
, dest
);
2660 int git_config_get_ulong(const char *key
, unsigned long *dest
)
2662 return repo_config_get_ulong(the_repository
, key
, dest
);
2665 int git_config_get_bool(const char *key
, int *dest
)
2667 return repo_config_get_bool(the_repository
, key
, dest
);
2670 int git_config_get_bool_or_int(const char *key
, int *is_bool
, int *dest
)
2672 return repo_config_get_bool_or_int(the_repository
, key
, is_bool
, dest
);
2675 int git_config_get_maybe_bool(const char *key
, int *dest
)
2677 return repo_config_get_maybe_bool(the_repository
, key
, dest
);
2680 int git_config_get_pathname(const char *key
, const char **dest
)
2682 return repo_config_get_pathname(the_repository
, key
, dest
);
2685 int git_config_get_expiry(const char *key
, const char **output
)
2687 int ret
= git_config_get_string(key
, (char **)output
);
2690 if (strcmp(*output
, "now")) {
2691 timestamp_t now
= approxidate("now");
2692 if (approxidate(*output
) >= now
)
2693 git_die_config(key
, _("Invalid %s: '%s'"), key
, *output
);
2698 int git_config_get_expiry_in_days(const char *key
, timestamp_t
*expiry
, timestamp_t now
)
2700 const char *expiry_string
;
2704 if (git_config_get_string_tmp(key
, &expiry_string
))
2705 return 1; /* no such thing */
2707 if (git_parse_signed(expiry_string
, &days
, maximum_signed_value_of_type(int))) {
2708 const int scale
= 86400;
2709 *expiry
= now
- days
* scale
;
2713 if (!parse_expiry_date(expiry_string
, &when
)) {
2717 return -1; /* thing exists but cannot be parsed */
2720 int git_config_get_split_index(void)
2724 if (!git_config_get_maybe_bool("core.splitindex", &val
))
2727 return -1; /* default value */
2730 int git_config_get_max_percent_split_change(void)
2734 if (!git_config_get_int("splitindex.maxpercentchange", &val
)) {
2735 if (0 <= val
&& val
<= 100)
2738 return error(_("splitIndex.maxPercentChange value '%d' "
2739 "should be between 0 and 100"), val
);
2742 return -1; /* default value */
2745 int git_config_get_index_threads(int *dest
)
2749 val
= git_env_ulong("GIT_TEST_INDEX_THREADS", 0);
2755 if (!git_config_get_bool_or_int("index.threads", &is_bool
, &val
)) {
2757 *dest
= val
? 0 : 1;
2767 void git_die_config_linenr(const char *key
, const char *filename
, int linenr
)
2770 die(_("unable to parse '%s' from command-line config"), key
);
2772 die(_("bad config variable '%s' in file '%s' at line %d"),
2773 key
, filename
, linenr
);
2776 NORETURN
__attribute__((format(printf
, 2, 3)))
2777 void git_die_config(const char *key
, const char *err
, ...)
2779 const struct string_list
*values
;
2780 struct key_value_info
*kv_info
;
2781 report_fn error_fn
= get_error_routine();
2785 va_start(params
, err
);
2786 error_fn(err
, params
);
2789 if (git_config_get_value_multi(key
, &values
))
2790 BUG("for key '%s' we must have a value to report on", key
);
2791 kv_info
= values
->items
[values
->nr
- 1].util
;
2792 git_die_config_linenr(key
, kv_info
->filename
, kv_info
->linenr
);
2796 * Find all the stuff for git_config_set() below.
2799 struct config_store_data
{
2803 const char *fixed_value
;
2804 regex_t
*value_pattern
;
2808 enum config_event_t type
;
2809 int is_keys_section
;
2811 unsigned int parsed_nr
, parsed_alloc
, *seen
, seen_nr
, seen_alloc
;
2812 unsigned int key_seen
:1, section_seen
:1, is_keys_section
:1;
2814 #define CONFIG_STORE_INIT { 0 }
2816 static void config_store_data_clear(struct config_store_data
*store
)
2819 if (store
->value_pattern
!= NULL
&&
2820 store
->value_pattern
!= CONFIG_REGEX_NONE
) {
2821 regfree(store
->value_pattern
);
2822 free(store
->value_pattern
);
2824 free(store
->parsed
);
2826 memset(store
, 0, sizeof(*store
));
2829 static int matches(const char *key
, const char *value
,
2830 const struct config_store_data
*store
)
2832 if (strcmp(key
, store
->key
))
2833 return 0; /* not ours */
2834 if (store
->fixed_value
)
2835 return !strcmp(store
->fixed_value
, value
);
2836 if (!store
->value_pattern
)
2837 return 1; /* always matches */
2838 if (store
->value_pattern
== CONFIG_REGEX_NONE
)
2839 return 0; /* never matches */
2841 return store
->do_not_match
^
2842 (value
&& !regexec(store
->value_pattern
, value
, 0, NULL
, 0));
2845 static int store_aux_event(enum config_event_t type
, size_t begin
, size_t end
,
2846 struct config_source
*cs
, void *data
)
2848 struct config_store_data
*store
= data
;
2850 ALLOC_GROW(store
->parsed
, store
->parsed_nr
+ 1, store
->parsed_alloc
);
2851 store
->parsed
[store
->parsed_nr
].begin
= begin
;
2852 store
->parsed
[store
->parsed_nr
].end
= end
;
2853 store
->parsed
[store
->parsed_nr
].type
= type
;
2855 if (type
== CONFIG_EVENT_SECTION
) {
2856 int (*cmpfn
)(const char *, const char *, size_t);
2858 if (cs
->var
.len
< 2 || cs
->var
.buf
[cs
->var
.len
- 1] != '.')
2859 return error(_("invalid section name '%s'"), cs
->var
.buf
);
2861 if (cs
->subsection_case_sensitive
)
2862 cmpfn
= strncasecmp
;
2866 /* Is this the section we were looking for? */
2867 store
->is_keys_section
=
2868 store
->parsed
[store
->parsed_nr
].is_keys_section
=
2869 cs
->var
.len
- 1 == store
->baselen
&&
2870 !cmpfn(cs
->var
.buf
, store
->key
, store
->baselen
);
2871 if (store
->is_keys_section
) {
2872 store
->section_seen
= 1;
2873 ALLOC_GROW(store
->seen
, store
->seen_nr
+ 1,
2875 store
->seen
[store
->seen_nr
] = store
->parsed_nr
;
2884 static int store_aux(const char *key
, const char *value
,
2885 const struct config_context
*ctx UNUSED
, void *cb
)
2887 struct config_store_data
*store
= cb
;
2889 if (store
->key_seen
) {
2890 if (matches(key
, value
, store
)) {
2891 if (store
->seen_nr
== 1 && store
->multi_replace
== 0) {
2892 warning(_("%s has multiple values"), key
);
2895 ALLOC_GROW(store
->seen
, store
->seen_nr
+ 1,
2898 store
->seen
[store
->seen_nr
] = store
->parsed_nr
;
2901 } else if (store
->is_keys_section
) {
2903 * Do not increment matches yet: this may not be a match, but we
2904 * are in the desired section.
2906 ALLOC_GROW(store
->seen
, store
->seen_nr
+ 1, store
->seen_alloc
);
2907 store
->seen
[store
->seen_nr
] = store
->parsed_nr
;
2908 store
->section_seen
= 1;
2910 if (matches(key
, value
, store
)) {
2912 store
->key_seen
= 1;
2919 static int write_error(const char *filename
)
2921 error(_("failed to write new configuration file %s"), filename
);
2923 /* Same error code as "failed to rename". */
2927 static struct strbuf
store_create_section(const char *key
,
2928 const struct config_store_data
*store
)
2932 struct strbuf sb
= STRBUF_INIT
;
2934 dot
= memchr(key
, '.', store
->baselen
);
2936 strbuf_addf(&sb
, "[%.*s \"", (int)(dot
- key
), key
);
2937 for (i
= dot
- key
+ 1; i
< store
->baselen
; i
++) {
2938 if (key
[i
] == '"' || key
[i
] == '\\')
2939 strbuf_addch(&sb
, '\\');
2940 strbuf_addch(&sb
, key
[i
]);
2942 strbuf_addstr(&sb
, "\"]\n");
2944 strbuf_addch(&sb
, '[');
2945 strbuf_add(&sb
, key
, store
->baselen
);
2946 strbuf_addstr(&sb
, "]\n");
2952 static ssize_t
write_section(int fd
, const char *key
,
2953 const struct config_store_data
*store
)
2955 struct strbuf sb
= store_create_section(key
, store
);
2958 ret
= write_in_full(fd
, sb
.buf
, sb
.len
);
2959 strbuf_release(&sb
);
2964 static ssize_t
write_pair(int fd
, const char *key
, const char *value
,
2965 const struct config_store_data
*store
)
2969 const char *quote
= "";
2970 struct strbuf sb
= STRBUF_INIT
;
2973 * Check to see if the value needs to be surrounded with a dq pair.
2974 * Note that problematic characters are always backslash-quoted; this
2975 * check is about not losing leading or trailing SP and strings that
2976 * follow beginning-of-comment characters (i.e. ';' and '#') by the
2977 * configuration parser.
2979 if (value
[0] == ' ')
2981 for (i
= 0; value
[i
]; i
++)
2982 if (value
[i
] == ';' || value
[i
] == '#')
2984 if (i
&& value
[i
- 1] == ' ')
2987 strbuf_addf(&sb
, "\t%s = %s", key
+ store
->baselen
+ 1, quote
);
2989 for (i
= 0; value
[i
]; i
++)
2992 strbuf_addstr(&sb
, "\\n");
2995 strbuf_addstr(&sb
, "\\t");
2999 strbuf_addch(&sb
, '\\');
3002 strbuf_addch(&sb
, value
[i
]);
3005 strbuf_addf(&sb
, "%s\n", quote
);
3007 ret
= write_in_full(fd
, sb
.buf
, sb
.len
);
3008 strbuf_release(&sb
);
3014 * If we are about to unset the last key(s) in a section, and if there are
3015 * no comments surrounding (or included in) the section, we will want to
3016 * extend begin/end to remove the entire section.
3018 * Note: the parameter `seen_ptr` points to the index into the store.seen
3019 * array. * This index may be incremented if a section has more than one
3020 * entry (which all are to be removed).
3022 static void maybe_remove_section(struct config_store_data
*store
,
3023 size_t *begin_offset
, size_t *end_offset
,
3027 int i
, seen
, section_seen
= 0;
3030 * First, ensure that this is the first key, and that there are no
3031 * comments before the entry nor before the section header.
3034 for (i
= store
->seen
[seen
]; i
> 0; i
--) {
3035 enum config_event_t type
= store
->parsed
[i
- 1].type
;
3037 if (type
== CONFIG_EVENT_COMMENT
)
3038 /* There is a comment before this entry or section */
3040 if (type
== CONFIG_EVENT_ENTRY
) {
3042 /* This is not the section's first entry. */
3044 /* We encountered no comment before the section. */
3047 if (type
== CONFIG_EVENT_SECTION
) {
3048 if (!store
->parsed
[i
- 1].is_keys_section
)
3053 begin
= store
->parsed
[i
].begin
;
3056 * Next, make sure that we are removing the last key(s) in the section,
3057 * and that there are no comments that are possibly about the current
3060 for (i
= store
->seen
[seen
] + 1; i
< store
->parsed_nr
; i
++) {
3061 enum config_event_t type
= store
->parsed
[i
].type
;
3063 if (type
== CONFIG_EVENT_COMMENT
)
3065 if (type
== CONFIG_EVENT_SECTION
) {
3066 if (store
->parsed
[i
].is_keys_section
)
3070 if (type
== CONFIG_EVENT_ENTRY
) {
3071 if (++seen
< store
->seen_nr
&&
3072 i
== store
->seen
[seen
])
3073 /* We want to remove this entry, too */
3075 /* There is another entry in this section. */
3081 * We are really removing the last entry/entries from this section, and
3082 * there are no enclosed or surrounding comments. Remove the entire,
3083 * now-empty section.
3086 *begin_offset
= begin
;
3087 if (i
< store
->parsed_nr
)
3088 *end_offset
= store
->parsed
[i
].begin
;
3090 *end_offset
= store
->parsed
[store
->parsed_nr
- 1].end
;
3093 int git_config_set_in_file_gently(const char *config_filename
,
3094 const char *key
, const char *value
)
3096 return git_config_set_multivar_in_file_gently(config_filename
, key
, value
, NULL
, 0);
3099 void git_config_set_in_file(const char *config_filename
,
3100 const char *key
, const char *value
)
3102 git_config_set_multivar_in_file(config_filename
, key
, value
, NULL
, 0);
3105 int git_config_set_gently(const char *key
, const char *value
)
3107 return git_config_set_multivar_gently(key
, value
, NULL
, 0);
3110 int repo_config_set_worktree_gently(struct repository
*r
,
3111 const char *key
, const char *value
)
3113 /* Only use worktree-specific config if it is already enabled. */
3114 if (r
->repository_format_worktree_config
) {
3115 char *file
= repo_git_path(r
, "config.worktree");
3116 int ret
= git_config_set_multivar_in_file_gently(
3117 file
, key
, value
, NULL
, 0);
3121 return repo_config_set_multivar_gently(r
, key
, value
, NULL
, 0);
3124 void git_config_set(const char *key
, const char *value
)
3126 git_config_set_multivar(key
, value
, NULL
, 0);
3128 trace2_cmd_set_config(key
, value
);
3132 * If value==NULL, unset in (remove from) config,
3133 * if value_pattern!=NULL, disregard key/value pairs where value does not match.
3134 * if value_pattern==CONFIG_REGEX_NONE, do not match any existing values
3135 * (only add a new one)
3136 * if flags contains the CONFIG_FLAGS_MULTI_REPLACE flag, all matching
3137 * key/values are removed before a single new pair is written. If the
3138 * flag is not present, then replace only the first match.
3140 * Returns 0 on success.
3142 * This function does this:
3144 * - it locks the config file by creating ".git/config.lock"
3146 * - it then parses the config using store_aux() as validator to find
3147 * the position on the key/value pair to replace. If it is to be unset,
3148 * it must be found exactly once.
3150 * - the config file is mmap()ed and the part before the match (if any) is
3151 * written to the lock file, then the changed part and the rest.
3153 * - the config file is removed and the lock file rename()d to it.
3156 int git_config_set_multivar_in_file_gently(const char *config_filename
,
3157 const char *key
, const char *value
,
3158 const char *value_pattern
,
3161 int fd
= -1, in_fd
= -1;
3163 struct lock_file lock
= LOCK_INIT
;
3164 char *filename_buf
= NULL
;
3165 char *contents
= NULL
;
3167 struct config_store_data store
= CONFIG_STORE_INIT
;
3169 /* parse-key returns negative; flip the sign to feed exit(3) */
3170 ret
= 0 - git_config_parse_key(key
, &store
.key
, &store
.baselen
);
3174 store
.multi_replace
= (flags
& CONFIG_FLAGS_MULTI_REPLACE
) != 0;
3176 if (!config_filename
)
3177 config_filename
= filename_buf
= git_pathdup("config");
3180 * The lock serves a purpose in addition to locking: the new
3181 * contents of .git/config will be written into it.
3183 fd
= hold_lock_file_for_update(&lock
, config_filename
, 0);
3185 error_errno(_("could not lock config file %s"), config_filename
);
3186 ret
= CONFIG_NO_LOCK
;
3191 * If .git/config does not exist yet, write a minimal version.
3193 in_fd
= open(config_filename
, O_RDONLY
);
3195 if ( ENOENT
!= errno
) {
3196 error_errno(_("opening %s"), config_filename
);
3197 ret
= CONFIG_INVALID_FILE
; /* same as "invalid config file" */
3200 /* if nothing to unset, error out */
3202 ret
= CONFIG_NOTHING_SET
;
3207 store
.key
= xstrdup(key
);
3208 if (write_section(fd
, key
, &store
) < 0 ||
3209 write_pair(fd
, key
, value
, &store
) < 0)
3213 size_t copy_begin
, copy_end
;
3214 int i
, new_line
= 0;
3215 struct config_options opts
;
3218 store
.value_pattern
= NULL
;
3219 else if (value_pattern
== CONFIG_REGEX_NONE
)
3220 store
.value_pattern
= CONFIG_REGEX_NONE
;
3221 else if (flags
& CONFIG_FLAGS_FIXED_VALUE
)
3222 store
.fixed_value
= value_pattern
;
3224 if (value_pattern
[0] == '!') {
3225 store
.do_not_match
= 1;
3228 store
.do_not_match
= 0;
3230 store
.value_pattern
= (regex_t
*)xmalloc(sizeof(regex_t
));
3231 if (regcomp(store
.value_pattern
, value_pattern
,
3233 error(_("invalid pattern: %s"), value_pattern
);
3234 FREE_AND_NULL(store
.value_pattern
);
3235 ret
= CONFIG_INVALID_PATTERN
;
3240 ALLOC_GROW(store
.parsed
, 1, store
.parsed_alloc
);
3241 store
.parsed
[0].end
= 0;
3243 memset(&opts
, 0, sizeof(opts
));
3244 opts
.event_fn
= store_aux_event
;
3245 opts
.event_fn_data
= &store
;
3248 * After this, store.parsed will contain offsets of all the
3249 * parsed elements, and store.seen will contain a list of
3250 * matches, as indices into store.parsed.
3252 * As a side effect, we make sure to transform only a valid
3253 * existing config file.
3255 if (git_config_from_file_with_options(store_aux
,
3257 &store
, CONFIG_SCOPE_UNKNOWN
,
3259 error(_("invalid config file %s"), config_filename
);
3260 ret
= CONFIG_INVALID_FILE
;
3264 /* if nothing to unset, or too many matches, error out */
3265 if ((store
.seen_nr
== 0 && value
== NULL
) ||
3266 (store
.seen_nr
> 1 && !store
.multi_replace
)) {
3267 ret
= CONFIG_NOTHING_SET
;
3271 if (fstat(in_fd
, &st
) == -1) {
3272 error_errno(_("fstat on %s failed"), config_filename
);
3273 ret
= CONFIG_INVALID_FILE
;
3277 contents_sz
= xsize_t(st
.st_size
);
3278 contents
= xmmap_gently(NULL
, contents_sz
, PROT_READ
,
3279 MAP_PRIVATE
, in_fd
, 0);
3280 if (contents
== MAP_FAILED
) {
3281 if (errno
== ENODEV
&& S_ISDIR(st
.st_mode
))
3283 error_errno(_("unable to mmap '%s'%s"),
3284 config_filename
, mmap_os_err());
3285 ret
= CONFIG_INVALID_FILE
;
3292 if (chmod(get_lock_file_path(&lock
), st
.st_mode
& 07777) < 0) {
3293 error_errno(_("chmod on %s failed"), get_lock_file_path(&lock
));
3294 ret
= CONFIG_NO_WRITE
;
3298 if (store
.seen_nr
== 0) {
3299 if (!store
.seen_alloc
) {
3300 /* Did not see key nor section */
3301 ALLOC_GROW(store
.seen
, 1, store
.seen_alloc
);
3302 store
.seen
[0] = store
.parsed_nr
3303 - !!store
.parsed_nr
;
3308 for (i
= 0, copy_begin
= 0; i
< store
.seen_nr
; i
++) {
3310 int j
= store
.seen
[i
];
3313 if (!store
.key_seen
) {
3314 copy_end
= store
.parsed
[j
].end
;
3315 /* include '\n' when copying section header */
3316 if (copy_end
> 0 && copy_end
< contents_sz
&&
3317 contents
[copy_end
- 1] != '\n' &&
3318 contents
[copy_end
] == '\n')
3320 replace_end
= copy_end
;
3322 replace_end
= store
.parsed
[j
].end
;
3323 copy_end
= store
.parsed
[j
].begin
;
3325 maybe_remove_section(&store
,
3329 * Swallow preceding white-space on the same
3332 while (copy_end
> 0 ) {
3333 char c
= contents
[copy_end
- 1];
3335 if (isspace(c
) && c
!= '\n')
3342 if (copy_end
> 0 && contents
[copy_end
-1] != '\n')
3345 /* write the first part of the config */
3346 if (copy_end
> copy_begin
) {
3347 if (write_in_full(fd
, contents
+ copy_begin
,
3348 copy_end
- copy_begin
) < 0)
3351 write_str_in_full(fd
, "\n") < 0)
3354 copy_begin
= replace_end
;
3357 /* write the pair (value == NULL means unset) */
3359 if (!store
.section_seen
) {
3360 if (write_section(fd
, key
, &store
) < 0)
3363 if (write_pair(fd
, key
, value
, &store
) < 0)
3367 /* write the rest of the config */
3368 if (copy_begin
< contents_sz
)
3369 if (write_in_full(fd
, contents
+ copy_begin
,
3370 contents_sz
- copy_begin
) < 0)
3373 munmap(contents
, contents_sz
);
3377 if (commit_lock_file(&lock
) < 0) {
3378 error_errno(_("could not write config file %s"), config_filename
);
3379 ret
= CONFIG_NO_WRITE
;
3385 /* Invalidate the config cache */
3389 rollback_lock_file(&lock
);
3392 munmap(contents
, contents_sz
);
3395 config_store_data_clear(&store
);
3399 ret
= write_error(get_lock_file_path(&lock
));
3404 void git_config_set_multivar_in_file(const char *config_filename
,
3405 const char *key
, const char *value
,
3406 const char *value_pattern
, unsigned flags
)
3408 if (!git_config_set_multivar_in_file_gently(config_filename
, key
, value
,
3409 value_pattern
, flags
))
3412 die(_("could not set '%s' to '%s'"), key
, value
);
3414 die(_("could not unset '%s'"), key
);
3417 int git_config_set_multivar_gently(const char *key
, const char *value
,
3418 const char *value_pattern
, unsigned flags
)
3420 return repo_config_set_multivar_gently(the_repository
, key
, value
,
3421 value_pattern
, flags
);
3424 int repo_config_set_multivar_gently(struct repository
*r
, const char *key
,
3426 const char *value_pattern
, unsigned flags
)
3428 char *file
= repo_git_path(r
, "config");
3429 int res
= git_config_set_multivar_in_file_gently(file
,
3437 void git_config_set_multivar(const char *key
, const char *value
,
3438 const char *value_pattern
, unsigned flags
)
3440 git_config_set_multivar_in_file(git_path("config"),
3441 key
, value
, value_pattern
,
3445 static size_t section_name_match (const char *buf
, const char *name
)
3447 size_t i
= 0, j
= 0;
3451 for (i
= 1; buf
[i
] && buf
[i
] != ']'; i
++) {
3452 if (!dot
&& isspace(buf
[i
])) {
3454 if (name
[j
++] != '.')
3456 for (i
++; isspace(buf
[i
]); i
++)
3462 if (buf
[i
] == '\\' && dot
)
3464 else if (buf
[i
] == '"' && dot
) {
3465 for (i
++; isspace(buf
[i
]); i
++)
3469 if (buf
[i
] != name
[j
++])
3472 if (buf
[i
] == ']' && name
[j
] == 0) {
3474 * We match, now just find the right length offset by
3475 * gobbling up any whitespace after it, as well
3478 for (; buf
[i
] && isspace(buf
[i
]); i
++)
3485 static int section_name_is_ok(const char *name
)
3487 /* Empty section names are bogus. */
3492 * Before a dot, we must be alphanumeric or dash. After the first dot,
3493 * anything goes, so we can stop checking.
3495 for (; *name
&& *name
!= '.'; name
++)
3496 if (*name
!= '-' && !isalnum(*name
))
3501 #define GIT_CONFIG_MAX_LINE_LEN (512 * 1024)
3503 /* if new_name == NULL, the section is removed instead */
3504 static int git_config_copy_or_rename_section_in_file(const char *config_filename
,
3505 const char *old_name
,
3506 const char *new_name
, int copy
)
3508 int ret
= 0, remove
= 0;
3509 char *filename_buf
= NULL
;
3510 struct lock_file lock
= LOCK_INIT
;
3512 struct strbuf buf
= STRBUF_INIT
;
3513 FILE *config_file
= NULL
;
3515 struct strbuf copystr
= STRBUF_INIT
;
3516 struct config_store_data store
;
3517 uint32_t line_nr
= 0;
3519 memset(&store
, 0, sizeof(store
));
3521 if (new_name
&& !section_name_is_ok(new_name
)) {
3522 ret
= error(_("invalid section name: %s"), new_name
);
3523 goto out_no_rollback
;
3526 if (!config_filename
)
3527 config_filename
= filename_buf
= git_pathdup("config");
3529 out_fd
= hold_lock_file_for_update(&lock
, config_filename
, 0);
3531 ret
= error(_("could not lock config file %s"), config_filename
);
3535 if (!(config_file
= fopen(config_filename
, "rb"))) {
3536 ret
= warn_on_fopen_errors(config_filename
);
3539 /* no config file means nothing to rename, no error */
3540 goto commit_and_out
;
3543 if (fstat(fileno(config_file
), &st
) == -1) {
3544 ret
= error_errno(_("fstat on %s failed"), config_filename
);
3548 if (chmod(get_lock_file_path(&lock
), st
.st_mode
& 07777) < 0) {
3549 ret
= error_errno(_("chmod on %s failed"),
3550 get_lock_file_path(&lock
));
3554 while (!strbuf_getwholeline(&buf
, config_file
, '\n')) {
3557 char *output
= buf
.buf
;
3561 if (buf
.len
>= GIT_CONFIG_MAX_LINE_LEN
) {
3562 ret
= error(_("refusing to work with overly long line "
3563 "in '%s' on line %"PRIuMAX
),
3564 config_filename
, (uintmax_t)line_nr
);
3568 for (i
= 0; buf
.buf
[i
] && isspace(buf
.buf
[i
]); i
++)
3570 if (buf
.buf
[i
] == '[') {
3571 /* it's a section */
3576 * When encountering a new section under -c we
3577 * need to flush out any section we're already
3578 * coping and begin anew. There might be
3579 * multiple [branch "$name"] sections.
3581 if (copystr
.len
> 0) {
3582 if (write_in_full(out_fd
, copystr
.buf
, copystr
.len
) < 0) {
3583 ret
= write_error(get_lock_file_path(&lock
));
3586 strbuf_reset(©str
);
3589 offset
= section_name_match(&buf
.buf
[i
], old_name
);
3596 store
.baselen
= strlen(new_name
);
3598 if (write_section(out_fd
, new_name
, &store
) < 0) {
3599 ret
= write_error(get_lock_file_path(&lock
));
3603 * We wrote out the new section, with
3604 * a newline, now skip the old
3607 output
+= offset
+ i
;
3608 if (strlen(output
) > 0) {
3610 * More content means there's
3611 * a declaration to put on the
3612 * next line; indent with a
3619 strbuf_release(©str
);
3620 copystr
= store_create_section(new_name
, &store
);
3627 length
= strlen(output
);
3629 if (!is_section
&& copystr
.len
> 0) {
3630 strbuf_add(©str
, output
, length
);
3633 if (write_in_full(out_fd
, output
, length
) < 0) {
3634 ret
= write_error(get_lock_file_path(&lock
));
3640 * Copy a trailing section at the end of the config, won't be
3641 * flushed by the usual "flush because we have a new section
3642 * logic in the loop above.
3644 if (copystr
.len
> 0) {
3645 if (write_in_full(out_fd
, copystr
.buf
, copystr
.len
) < 0) {
3646 ret
= write_error(get_lock_file_path(&lock
));
3649 strbuf_reset(©str
);
3652 fclose(config_file
);
3655 if (commit_lock_file(&lock
) < 0)
3656 ret
= error_errno(_("could not write config file %s"),
3660 fclose(config_file
);
3661 rollback_lock_file(&lock
);
3664 config_store_data_clear(&store
);
3665 strbuf_release(&buf
);
3666 strbuf_release(©str
);
3670 int git_config_rename_section_in_file(const char *config_filename
,
3671 const char *old_name
, const char *new_name
)
3673 return git_config_copy_or_rename_section_in_file(config_filename
,
3674 old_name
, new_name
, 0);
3677 int git_config_rename_section(const char *old_name
, const char *new_name
)
3679 return git_config_rename_section_in_file(NULL
, old_name
, new_name
);
3682 int git_config_copy_section_in_file(const char *config_filename
,
3683 const char *old_name
, const char *new_name
)
3685 return git_config_copy_or_rename_section_in_file(config_filename
,
3686 old_name
, new_name
, 1);
3689 int git_config_copy_section(const char *old_name
, const char *new_name
)
3691 return git_config_copy_section_in_file(NULL
, old_name
, new_name
);
3695 * Call this to report error for your variable that should not
3696 * get a boolean value (i.e. "[my] var" means "true").
3698 #undef config_error_nonbool
3699 int config_error_nonbool(const char *var
)
3701 return error(_("missing value for '%s'"), var
);
3704 int parse_config_key(const char *var
,
3705 const char *section
,
3706 const char **subsection
, size_t *subsection_len
,
3711 /* Does it start with "section." ? */
3712 if (!skip_prefix(var
, section
, &var
) || *var
!= '.')
3716 * Find the key; we don't know yet if we have a subsection, but we must
3717 * parse backwards from the end, since the subsection may have dots in
3720 dot
= strrchr(var
, '.');
3723 /* Did we have a subsection at all? */
3727 *subsection_len
= 0;
3733 *subsection
= var
+ 1;
3734 *subsection_len
= dot
- *subsection
;
3740 const char *config_origin_type_name(enum config_origin_type type
)
3743 case CONFIG_ORIGIN_BLOB
:
3745 case CONFIG_ORIGIN_FILE
:
3747 case CONFIG_ORIGIN_STDIN
:
3748 return "standard input";
3749 case CONFIG_ORIGIN_SUBMODULE_BLOB
:
3750 return "submodule-blob";
3751 case CONFIG_ORIGIN_CMDLINE
:
3752 return "command line";
3754 BUG("unknown config origin type");
3758 const char *config_scope_name(enum config_scope scope
)
3761 case CONFIG_SCOPE_SYSTEM
:
3763 case CONFIG_SCOPE_GLOBAL
:
3765 case CONFIG_SCOPE_LOCAL
:
3767 case CONFIG_SCOPE_WORKTREE
:
3769 case CONFIG_SCOPE_COMMAND
:
3771 case CONFIG_SCOPE_SUBMODULE
:
3778 int lookup_config(const char **mapping
, int nr_mapping
, const char *var
)
3782 for (i
= 0; i
< nr_mapping
; i
++) {
3783 const char *name
= mapping
[i
];
3785 if (name
&& !strcasecmp(var
, name
))