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"
43 #include "write-or-die.h"
45 struct config_source
{
46 struct config_source
*prev
;
55 enum config_origin_type origin_type
;
58 enum config_error_action default_error_action
;
64 unsigned subsection_case_sensitive
: 1;
66 int (*do_fgetc
)(struct config_source
*c
);
67 int (*do_ungetc
)(int c
, struct config_source
*conf
);
68 long (*do_ftell
)(struct config_source
*c
);
70 #define CONFIG_SOURCE_INIT { 0 }
72 static int pack_compression_seen
;
73 static int zlib_compression_seen
;
76 * Config that comes from trusted scopes, namely:
77 * - CONFIG_SCOPE_SYSTEM (e.g. /etc/gitconfig)
78 * - CONFIG_SCOPE_GLOBAL (e.g. $HOME/.gitconfig, $XDG_CONFIG_HOME/git)
79 * - CONFIG_SCOPE_COMMAND (e.g. "-c" option, environment variables)
81 * This is declared here for code cleanliness, but unlike the other
82 * static variables, this does not hold config parser state.
84 static struct config_set protected_config
;
86 static int config_file_fgetc(struct config_source
*conf
)
88 return getc_unlocked(conf
->u
.file
);
91 static int config_file_ungetc(int c
, struct config_source
*conf
)
93 return ungetc(c
, conf
->u
.file
);
96 static long config_file_ftell(struct config_source
*conf
)
98 return ftell(conf
->u
.file
);
102 static int config_buf_fgetc(struct config_source
*conf
)
104 if (conf
->u
.buf
.pos
< conf
->u
.buf
.len
)
105 return conf
->u
.buf
.buf
[conf
->u
.buf
.pos
++];
110 static int config_buf_ungetc(int c
, struct config_source
*conf
)
112 if (conf
->u
.buf
.pos
> 0) {
114 if (conf
->u
.buf
.buf
[conf
->u
.buf
.pos
] != c
)
115 BUG("config_buf can only ungetc the same character");
122 static long config_buf_ftell(struct config_source
*conf
)
124 return conf
->u
.buf
.pos
;
127 struct config_include_data
{
131 const struct config_options
*opts
;
132 struct git_config_source
*config_source
;
133 struct repository
*repo
;
136 * All remote URLs discovered when reading all config files.
138 struct string_list
*remote_urls
;
140 #define CONFIG_INCLUDE_INIT { 0 }
142 static int git_config_include(const char *var
, const char *value
,
143 const struct config_context
*ctx
, void *data
);
145 #define MAX_INCLUDE_DEPTH 10
146 static const char include_depth_advice
[] = N_(
147 "exceeded maximum include depth (%d) while including\n"
151 "This might be due to circular includes.");
152 static int handle_path_include(const struct key_value_info
*kvi
,
154 struct config_include_data
*inc
)
157 struct strbuf buf
= STRBUF_INIT
;
161 return config_error_nonbool("include.path");
163 expanded
= interpolate_path(path
, 0);
165 return error(_("could not expand include path '%s'"), path
);
169 * Use an absolute path as-is, but interpret relative paths
170 * based on the including config file.
172 if (!is_absolute_path(path
)) {
175 if (!kvi
|| !kvi
->path
) {
176 ret
= error(_("relative config includes must come from files"));
180 slash
= find_last_dir_sep(kvi
->path
);
182 strbuf_add(&buf
, kvi
->path
, slash
- kvi
->path
+ 1);
183 strbuf_addstr(&buf
, path
);
187 if (!access_or_die(path
, R_OK
, 0)) {
188 if (++inc
->depth
> MAX_INCLUDE_DEPTH
)
189 die(_(include_depth_advice
), MAX_INCLUDE_DEPTH
, path
,
191 kvi
->filename
? kvi
->filename
:
193 ret
= git_config_from_file_with_options(git_config_include
, path
, inc
,
198 strbuf_release(&buf
);
203 static void add_trailing_starstar_for_dir(struct strbuf
*pat
)
205 if (pat
->len
&& is_dir_sep(pat
->buf
[pat
->len
- 1]))
206 strbuf_addstr(pat
, "**");
209 static int prepare_include_condition_pattern(const struct key_value_info
*kvi
,
212 struct strbuf path
= STRBUF_INIT
;
216 expanded
= interpolate_path(pat
->buf
, 1);
219 strbuf_addstr(pat
, expanded
);
223 if (pat
->buf
[0] == '.' && is_dir_sep(pat
->buf
[1])) {
226 if (!kvi
|| !kvi
->path
)
227 return error(_("relative config include "
228 "conditionals must come from files"));
230 strbuf_realpath(&path
, kvi
->path
, 1);
231 slash
= find_last_dir_sep(path
.buf
);
233 BUG("how is this possible?");
234 strbuf_splice(pat
, 0, 1, path
.buf
, slash
- path
.buf
);
235 prefix
= slash
- path
.buf
+ 1 /* slash */;
236 } else if (!is_absolute_path(pat
->buf
))
237 strbuf_insertstr(pat
, 0, "**/");
239 add_trailing_starstar_for_dir(pat
);
241 strbuf_release(&path
);
245 static int include_by_gitdir(const struct key_value_info
*kvi
,
246 const struct config_options
*opts
,
247 const char *cond
, size_t cond_len
, int icase
)
249 struct strbuf text
= STRBUF_INIT
;
250 struct strbuf pattern
= STRBUF_INIT
;
253 int already_tried_absolute
= 0;
256 git_dir
= opts
->git_dir
;
260 strbuf_realpath(&text
, git_dir
, 1);
261 strbuf_add(&pattern
, cond
, cond_len
);
262 prefix
= prepare_include_condition_pattern(kvi
, &pattern
);
270 * perform literal matching on the prefix part so that
271 * any wildcard character in it can't create side effects.
273 if (text
.len
< prefix
)
275 if (!icase
&& strncmp(pattern
.buf
, text
.buf
, prefix
))
277 if (icase
&& strncasecmp(pattern
.buf
, text
.buf
, prefix
))
281 ret
= !wildmatch(pattern
.buf
+ prefix
, text
.buf
+ prefix
,
282 WM_PATHNAME
| (icase
? WM_CASEFOLD
: 0));
284 if (!ret
&& !already_tried_absolute
) {
286 * We've tried e.g. matching gitdir:~/work, but if
287 * ~/work is a symlink to /mnt/storage/work
288 * strbuf_realpath() will expand it, so the rule won't
289 * match. Let's match against a
290 * strbuf_add_absolute_path() version of the path,
291 * which'll do the right thing
294 strbuf_add_absolute_path(&text
, git_dir
);
295 already_tried_absolute
= 1;
299 strbuf_release(&pattern
);
300 strbuf_release(&text
);
304 static int include_by_branch(const char *cond
, size_t cond_len
)
308 struct strbuf pattern
= STRBUF_INIT
;
309 const char *refname
= !the_repository
->gitdir
?
310 NULL
: resolve_ref_unsafe("HEAD", 0, NULL
, &flags
);
311 const char *shortname
;
313 if (!refname
|| !(flags
& REF_ISSYMREF
) ||
314 !skip_prefix(refname
, "refs/heads/", &shortname
))
317 strbuf_add(&pattern
, cond
, cond_len
);
318 add_trailing_starstar_for_dir(&pattern
);
319 ret
= !wildmatch(pattern
.buf
, shortname
, WM_PATHNAME
);
320 strbuf_release(&pattern
);
324 static int add_remote_url(const char *var
, const char *value
,
325 const struct config_context
*ctx UNUSED
, void *data
)
327 struct string_list
*remote_urls
= data
;
328 const char *remote_name
;
329 size_t remote_name_len
;
332 if (!parse_config_key(var
, "remote", &remote_name
, &remote_name_len
,
336 string_list_append(remote_urls
, value
);
340 static void populate_remote_urls(struct config_include_data
*inc
)
342 struct config_options opts
;
345 opts
.unconditional_remote_url
= 1;
347 inc
->remote_urls
= xmalloc(sizeof(*inc
->remote_urls
));
348 string_list_init_dup(inc
->remote_urls
);
349 config_with_options(add_remote_url
, inc
->remote_urls
,
350 inc
->config_source
, inc
->repo
, &opts
);
353 static int forbid_remote_url(const char *var
, const char *value UNUSED
,
354 const struct config_context
*ctx UNUSED
,
357 const char *remote_name
;
358 size_t remote_name_len
;
361 if (!parse_config_key(var
, "remote", &remote_name
, &remote_name_len
,
365 die(_("remote URLs cannot be configured in file directly or indirectly included by includeIf.hasconfig:remote.*.url"));
369 static int at_least_one_url_matches_glob(const char *glob
, int glob_len
,
370 struct string_list
*remote_urls
)
372 struct strbuf pattern
= STRBUF_INIT
;
373 struct string_list_item
*url_item
;
376 strbuf_add(&pattern
, glob
, glob_len
);
377 for_each_string_list_item(url_item
, remote_urls
) {
378 if (!wildmatch(pattern
.buf
, url_item
->string
, WM_PATHNAME
)) {
383 strbuf_release(&pattern
);
387 static int include_by_remote_url(struct config_include_data
*inc
,
388 const char *cond
, size_t cond_len
)
390 if (inc
->opts
->unconditional_remote_url
)
392 if (!inc
->remote_urls
)
393 populate_remote_urls(inc
);
394 return at_least_one_url_matches_glob(cond
, cond_len
,
398 static int include_condition_is_true(const struct key_value_info
*kvi
,
399 struct config_include_data
*inc
,
400 const char *cond
, size_t cond_len
)
402 const struct config_options
*opts
= inc
->opts
;
404 if (skip_prefix_mem(cond
, cond_len
, "gitdir:", &cond
, &cond_len
))
405 return include_by_gitdir(kvi
, opts
, cond
, cond_len
, 0);
406 else if (skip_prefix_mem(cond
, cond_len
, "gitdir/i:", &cond
, &cond_len
))
407 return include_by_gitdir(kvi
, opts
, cond
, cond_len
, 1);
408 else if (skip_prefix_mem(cond
, cond_len
, "onbranch:", &cond
, &cond_len
))
409 return include_by_branch(cond
, cond_len
);
410 else if (skip_prefix_mem(cond
, cond_len
, "hasconfig:remote.*.url:", &cond
,
412 return include_by_remote_url(inc
, cond
, cond_len
);
414 /* unknown conditionals are always false */
418 static int git_config_include(const char *var
, const char *value
,
419 const struct config_context
*ctx
,
422 struct config_include_data
*inc
= data
;
423 const char *cond
, *key
;
428 * Pass along all values, including "include" directives; this makes it
429 * possible to query information on the includes themselves.
431 ret
= inc
->fn(var
, value
, ctx
, inc
->data
);
435 if (!strcmp(var
, "include.path"))
436 ret
= handle_path_include(ctx
->kvi
, value
, inc
);
438 if (!parse_config_key(var
, "includeif", &cond
, &cond_len
, &key
) &&
439 cond
&& include_condition_is_true(ctx
->kvi
, inc
, cond
, cond_len
) &&
440 !strcmp(key
, "path")) {
441 config_fn_t old_fn
= inc
->fn
;
443 if (inc
->opts
->unconditional_remote_url
)
444 inc
->fn
= forbid_remote_url
;
445 ret
= handle_path_include(ctx
->kvi
, value
, inc
);
452 static void git_config_push_split_parameter(const char *key
, const char *value
)
454 struct strbuf env
= STRBUF_INIT
;
455 const char *old
= getenv(CONFIG_DATA_ENVIRONMENT
);
457 strbuf_addstr(&env
, old
);
458 strbuf_addch(&env
, ' ');
460 sq_quote_buf(&env
, key
);
461 strbuf_addch(&env
, '=');
463 sq_quote_buf(&env
, value
);
464 setenv(CONFIG_DATA_ENVIRONMENT
, env
.buf
, 1);
465 strbuf_release(&env
);
468 void git_config_push_parameter(const char *text
)
475 * section.subsection=with=equals.key=value
477 * we cannot tell if it means:
479 * [section "subsection=with=equals"]
485 * subsection = with=equals.key=value
487 * We parse left-to-right for the first "=", meaning we'll prefer to
488 * keep the value intact over the subsection. This is historical, but
489 * also sensible since values are more likely to contain odd or
490 * untrusted input than a section name.
492 * A missing equals is explicitly allowed (as a bool-only entry).
494 value
= strchr(text
, '=');
496 char *key
= xmemdupz(text
, value
- text
);
497 git_config_push_split_parameter(key
, value
+ 1);
500 git_config_push_split_parameter(text
, NULL
);
504 void git_config_push_env(const char *spec
)
507 const char *env_name
;
508 const char *env_value
;
510 env_name
= strrchr(spec
, '=');
512 die(_("invalid config format: %s"), spec
);
513 key
= xmemdupz(spec
, env_name
- spec
);
516 die(_("missing environment variable name for configuration '%.*s'"),
517 (int)(env_name
- spec
- 1), spec
);
519 env_value
= getenv(env_name
);
521 die(_("missing environment variable '%s' for configuration '%.*s'"),
522 env_name
, (int)(env_name
- spec
- 1), spec
);
524 git_config_push_split_parameter(key
, env_value
);
528 static inline int iskeychar(int c
)
530 return isalnum(c
) || c
== '-';
534 * Auxiliary function to sanity-check and split the key into the section
535 * identifier and variable name.
537 * Returns 0 on success, -1 when there is an invalid character in the key and
538 * -2 if there is no section name in the key.
540 * store_key - pointer to char* which will hold a copy of the key with
541 * lowercase section and variable name
542 * baselen - pointer to size_t which will hold the length of the
543 * section + subsection part, can be NULL
545 int git_config_parse_key(const char *key
, char **store_key
, size_t *baselen_
)
549 const char *last_dot
= strrchr(key
, '.');
552 * Since "key" actually contains the section name and the real
553 * key name separated by a dot, we have to know where the dot is.
556 if (last_dot
== NULL
|| last_dot
== key
) {
557 error(_("key does not contain a section: %s"), key
);
558 return -CONFIG_NO_SECTION_OR_NAME
;
562 error(_("key does not contain variable name: %s"), key
);
563 return -CONFIG_NO_SECTION_OR_NAME
;
566 baselen
= last_dot
- key
;
571 * Validate the key and while at it, lower case it for matching.
573 *store_key
= xmallocz(strlen(key
));
576 for (i
= 0; key
[i
]; i
++) {
577 unsigned char c
= key
[i
];
580 /* Leave the extended basename untouched.. */
581 if (!dot
|| i
> baselen
) {
583 (i
== baselen
+ 1 && !isalpha(c
))) {
584 error(_("invalid key: %s"), key
);
588 } else if (c
== '\n') {
589 error(_("invalid key (newline): %s"), key
);
598 FREE_AND_NULL(*store_key
);
599 return -CONFIG_INVALID_KEY
;
602 static int config_parse_pair(const char *key
, const char *value
,
603 struct key_value_info
*kvi
,
604 config_fn_t fn
, void *data
)
606 char *canonical_name
;
608 struct config_context ctx
= {
613 return error(_("empty config key"));
614 if (git_config_parse_key(key
, &canonical_name
, NULL
))
617 ret
= (fn(canonical_name
, value
, &ctx
, data
) < 0) ? -1 : 0;
618 free(canonical_name
);
623 /* for values read from `git_config_from_parameters()` */
624 void kvi_from_param(struct key_value_info
*out
)
626 out
->filename
= NULL
;
628 out
->origin_type
= CONFIG_ORIGIN_CMDLINE
;
629 out
->scope
= CONFIG_SCOPE_COMMAND
;
633 int git_config_parse_parameter(const char *text
,
634 config_fn_t fn
, void *data
)
637 struct strbuf
**pair
;
639 struct key_value_info kvi
= KVI_INIT
;
641 kvi_from_param(&kvi
);
643 pair
= strbuf_split_str(text
, '=', 2);
645 return error(_("bogus config parameter: %s"), text
);
647 if (pair
[0]->len
&& pair
[0]->buf
[pair
[0]->len
- 1] == '=') {
648 strbuf_setlen(pair
[0], pair
[0]->len
- 1);
649 value
= pair
[1] ? pair
[1]->buf
: "";
654 strbuf_trim(pair
[0]);
656 strbuf_list_free(pair
);
657 return error(_("bogus config parameter: %s"), text
);
660 ret
= config_parse_pair(pair
[0]->buf
, value
, &kvi
, fn
, data
);
661 strbuf_list_free(pair
);
665 static int parse_config_env_list(char *env
, struct key_value_info
*kvi
,
666 config_fn_t fn
, void *data
)
669 while (cur
&& *cur
) {
670 const char *key
= sq_dequote_step(cur
, &cur
);
672 return error(_("bogus format in %s"),
673 CONFIG_DATA_ENVIRONMENT
);
675 if (!cur
|| isspace(*cur
)) {
676 /* old-style 'key=value' */
677 if (git_config_parse_parameter(key
, fn
, data
) < 0)
680 else if (*cur
== '=') {
681 /* new-style 'key'='value' */
687 value
= sq_dequote_step(cur
, &cur
);
688 if (!value
|| (cur
&& !isspace(*cur
))) {
689 return error(_("bogus format in %s"),
690 CONFIG_DATA_ENVIRONMENT
);
692 } else if (!*cur
|| isspace(*cur
)) {
693 /* implicit bool: 'key'= */
696 return error(_("bogus format in %s"),
697 CONFIG_DATA_ENVIRONMENT
);
700 if (config_parse_pair(key
, value
, kvi
, fn
, data
) < 0)
705 return error(_("bogus format in %s"),
706 CONFIG_DATA_ENVIRONMENT
);
710 while (isspace(*cur
))
717 int git_config_from_parameters(config_fn_t fn
, void *data
)
720 struct strbuf envvar
= STRBUF_INIT
;
721 struct strvec to_free
= STRVEC_INIT
;
724 struct key_value_info kvi
= KVI_INIT
;
726 kvi_from_param(&kvi
);
727 env
= getenv(CONFIG_COUNT_ENVIRONMENT
);
733 count
= strtoul(env
, &endp
, 10);
735 ret
= error(_("bogus count in %s"), CONFIG_COUNT_ENVIRONMENT
);
738 if (count
> INT_MAX
) {
739 ret
= error(_("too many entries in %s"), CONFIG_COUNT_ENVIRONMENT
);
743 for (i
= 0; i
< count
; i
++) {
744 const char *key
, *value
;
746 strbuf_addf(&envvar
, "GIT_CONFIG_KEY_%d", i
);
747 key
= getenv_safe(&to_free
, envvar
.buf
);
749 ret
= error(_("missing config key %s"), envvar
.buf
);
752 strbuf_reset(&envvar
);
754 strbuf_addf(&envvar
, "GIT_CONFIG_VALUE_%d", i
);
755 value
= getenv_safe(&to_free
, envvar
.buf
);
757 ret
= error(_("missing config value %s"), envvar
.buf
);
760 strbuf_reset(&envvar
);
762 if (config_parse_pair(key
, value
, &kvi
, fn
, data
) < 0) {
769 env
= getenv(CONFIG_DATA_ENVIRONMENT
);
771 /* sq_dequote will write over it */
773 if (parse_config_env_list(envw
, &kvi
, fn
, data
) < 0) {
780 strbuf_release(&envvar
);
781 strvec_clear(&to_free
);
786 static int get_next_char(struct config_source
*cs
)
788 int c
= cs
->do_fgetc(cs
);
791 /* DOS like systems */
792 c
= cs
->do_fgetc(cs
);
795 cs
->do_ungetc(c
, cs
);
800 if (c
!= EOF
&& ++cs
->total_len
> INT_MAX
) {
802 * This is an absurdly long config file; refuse to parse
803 * further in order to protect downstream code from integer
804 * overflows. Note that we can't return an error specifically,
805 * but we can mark EOF and put trash in the return value,
806 * which will trigger a parse error.
822 static char *parse_value(struct config_source
*cs
)
824 int quote
= 0, comment
= 0, space
= 0;
826 strbuf_reset(&cs
->value
);
828 int c
= get_next_char(cs
);
834 return cs
->value
.buf
;
838 if (isspace(c
) && !quote
) {
844 if (c
== ';' || c
== '#') {
849 for (; space
; space
--)
850 strbuf_addch(&cs
->value
, ' ');
852 c
= get_next_char(cs
);
865 /* Some characters escape as themselves */
868 /* Reject unknown escape sequences */
872 strbuf_addch(&cs
->value
, c
);
879 strbuf_addch(&cs
->value
, c
);
883 static int get_value(struct config_source
*cs
, struct key_value_info
*kvi
,
884 config_fn_t fn
, void *data
, struct strbuf
*name
)
889 struct config_context ctx
= {
893 /* Get the full name */
895 c
= get_next_char(cs
);
900 strbuf_addch(name
, tolower(c
));
903 while (c
== ' ' || c
== '\t')
904 c
= get_next_char(cs
);
910 value
= parse_value(cs
);
915 * We already consumed the \n, but we need linenr to point to
916 * the line we just parsed during the call to fn to get
917 * accurate line number in error messages.
920 kvi
->linenr
= cs
->linenr
;
921 ret
= fn(name
->buf
, value
, &ctx
, data
);
927 static int get_extended_base_var(struct config_source
*cs
, struct strbuf
*name
,
930 cs
->subsection_case_sensitive
= 0;
933 goto error_incomplete_line
;
934 c
= get_next_char(cs
);
935 } while (isspace(c
));
937 /* We require the format to be '[base "extension"]' */
940 strbuf_addch(name
, '.');
943 int c
= get_next_char(cs
);
945 goto error_incomplete_line
;
949 c
= get_next_char(cs
);
951 goto error_incomplete_line
;
953 strbuf_addch(name
, c
);
957 if (get_next_char(cs
) != ']')
960 error_incomplete_line
:
965 static int get_base_var(struct config_source
*cs
, struct strbuf
*name
)
967 cs
->subsection_case_sensitive
= 1;
969 int c
= get_next_char(cs
);
975 return get_extended_base_var(cs
, name
, c
);
976 if (!iskeychar(c
) && c
!= '.')
978 strbuf_addch(name
, tolower(c
));
982 struct parse_event_data
{
983 enum config_event_t previous_type
;
984 size_t previous_offset
;
985 const struct config_options
*opts
;
988 static int do_event(struct config_source
*cs
, enum config_event_t type
,
989 struct parse_event_data
*data
)
993 if (!data
->opts
|| !data
->opts
->event_fn
)
996 if (type
== CONFIG_EVENT_WHITESPACE
&&
997 data
->previous_type
== type
)
1000 offset
= cs
->do_ftell(cs
);
1002 * At EOF, the parser always "inserts" an extra '\n', therefore
1003 * the end offset of the event is the current file position, otherwise
1004 * we will already have advanced to the next event.
1006 if (type
!= CONFIG_EVENT_EOF
)
1009 if (data
->previous_type
!= CONFIG_EVENT_EOF
&&
1010 data
->opts
->event_fn(data
->previous_type
, data
->previous_offset
,
1011 offset
, cs
, data
->opts
->event_fn_data
) < 0)
1014 data
->previous_type
= type
;
1015 data
->previous_offset
= offset
;
1020 static void kvi_from_source(struct config_source
*cs
,
1021 enum config_scope scope
,
1022 struct key_value_info
*out
)
1024 out
->filename
= strintern(cs
->name
);
1025 out
->origin_type
= cs
->origin_type
;
1026 out
->linenr
= cs
->linenr
;
1028 out
->path
= cs
->path
;
1031 static int git_parse_source(struct config_source
*cs
, config_fn_t fn
,
1032 struct key_value_info
*kvi
, void *data
,
1033 const struct config_options
*opts
)
1037 struct strbuf
*var
= &cs
->var
;
1038 int error_return
= 0;
1039 char *error_msg
= NULL
;
1041 /* U+FEFF Byte Order Mark in UTF8 */
1042 const char *bomptr
= utf8_bom
;
1044 /* For the parser event callback */
1045 struct parse_event_data event_data
= {
1046 CONFIG_EVENT_EOF
, 0, opts
1052 c
= get_next_char(cs
);
1053 if (bomptr
&& *bomptr
) {
1054 /* We are at the file beginning; skip UTF8-encoded BOM
1055 * if present. Sane editors won't put this in on their
1056 * own, but e.g. Windows Notepad will do it happily. */
1057 if (c
== (*bomptr
& 0377)) {
1061 /* Do not tolerate partial BOM. */
1062 if (bomptr
!= utf8_bom
)
1064 /* No BOM at file beginning. Cool. */
1070 if (do_event(cs
, CONFIG_EVENT_EOF
, &event_data
) < 0)
1074 if (do_event(cs
, CONFIG_EVENT_WHITESPACE
, &event_data
) < 0)
1082 if (do_event(cs
, CONFIG_EVENT_WHITESPACE
, &event_data
) < 0)
1086 if (c
== '#' || c
== ';') {
1087 if (do_event(cs
, CONFIG_EVENT_COMMENT
, &event_data
) < 0)
1093 if (do_event(cs
, CONFIG_EVENT_SECTION
, &event_data
) < 0)
1096 /* Reset prior to determining a new stem */
1098 if (get_base_var(cs
, var
) < 0 || var
->len
< 1)
1100 strbuf_addch(var
, '.');
1107 if (do_event(cs
, CONFIG_EVENT_ENTRY
, &event_data
) < 0)
1111 * Truncate the var name back to the section header
1112 * stem prior to grabbing the suffix part of the name
1115 strbuf_setlen(var
, baselen
);
1116 strbuf_addch(var
, tolower(c
));
1117 if (get_value(cs
, kvi
, fn
, data
, var
) < 0)
1121 if (do_event(cs
, CONFIG_EVENT_ERROR
, &event_data
) < 0)
1124 switch (cs
->origin_type
) {
1125 case CONFIG_ORIGIN_BLOB
:
1126 error_msg
= xstrfmt(_("bad config line %d in blob %s"),
1127 cs
->linenr
, cs
->name
);
1129 case CONFIG_ORIGIN_FILE
:
1130 error_msg
= xstrfmt(_("bad config line %d in file %s"),
1131 cs
->linenr
, cs
->name
);
1133 case CONFIG_ORIGIN_STDIN
:
1134 error_msg
= xstrfmt(_("bad config line %d in standard input"),
1137 case CONFIG_ORIGIN_SUBMODULE_BLOB
:
1138 error_msg
= xstrfmt(_("bad config line %d in submodule-blob %s"),
1139 cs
->linenr
, cs
->name
);
1141 case CONFIG_ORIGIN_CMDLINE
:
1142 error_msg
= xstrfmt(_("bad config line %d in command line %s"),
1143 cs
->linenr
, cs
->name
);
1146 error_msg
= xstrfmt(_("bad config line %d in %s"),
1147 cs
->linenr
, cs
->name
);
1150 switch (opts
&& opts
->error_action
?
1151 opts
->error_action
:
1152 cs
->default_error_action
) {
1153 case CONFIG_ERROR_DIE
:
1154 die("%s", error_msg
);
1156 case CONFIG_ERROR_ERROR
:
1157 error_return
= error("%s", error_msg
);
1159 case CONFIG_ERROR_SILENT
:
1162 case CONFIG_ERROR_UNSET
:
1163 BUG("config error action unset");
1167 return error_return
;
1170 static uintmax_t get_unit_factor(const char *end
)
1174 else if (!strcasecmp(end
, "k"))
1176 else if (!strcasecmp(end
, "m"))
1178 else if (!strcasecmp(end
, "g"))
1179 return 1024 * 1024 * 1024;
1183 static int git_parse_signed(const char *value
, intmax_t *ret
, intmax_t max
)
1185 if (value
&& *value
) {
1191 BUG("max must be a positive integer");
1194 val
= strtoimax(value
, &end
, 0);
1195 if (errno
== ERANGE
)
1201 factor
= get_unit_factor(end
);
1206 if ((val
< 0 && -max
/ factor
> val
) ||
1207 (val
> 0 && max
/ factor
< val
)) {
1219 static int git_parse_unsigned(const char *value
, uintmax_t *ret
, uintmax_t max
)
1221 if (value
&& *value
) {
1226 /* negative values would be accepted by strtoumax */
1227 if (strchr(value
, '-')) {
1232 val
= strtoumax(value
, &end
, 0);
1233 if (errno
== ERANGE
)
1239 factor
= get_unit_factor(end
);
1244 if (unsigned_mult_overflows(factor
, val
) ||
1245 factor
* val
> max
) {
1257 int git_parse_int(const char *value
, int *ret
)
1260 if (!git_parse_signed(value
, &tmp
, maximum_signed_value_of_type(int)))
1266 static int git_parse_int64(const char *value
, int64_t *ret
)
1269 if (!git_parse_signed(value
, &tmp
, maximum_signed_value_of_type(int64_t)))
1275 int git_parse_ulong(const char *value
, unsigned long *ret
)
1278 if (!git_parse_unsigned(value
, &tmp
, maximum_unsigned_value_of_type(long)))
1284 int git_parse_ssize_t(const char *value
, ssize_t
*ret
)
1287 if (!git_parse_signed(value
, &tmp
, maximum_signed_value_of_type(ssize_t
)))
1294 static void die_bad_number(const char *name
, const char *value
,
1295 const struct key_value_info
*kvi
)
1297 const char *error_type
= (errno
== ERANGE
) ?
1298 N_("out of range") : N_("invalid unit");
1299 const char *bad_numeric
= N_("bad numeric config value '%s' for '%s': %s");
1302 BUG("kvi should not be NULL");
1308 die(_(bad_numeric
), value
, name
, _(error_type
));
1310 switch (kvi
->origin_type
) {
1311 case CONFIG_ORIGIN_BLOB
:
1312 die(_("bad numeric config value '%s' for '%s' in blob %s: %s"),
1313 value
, name
, kvi
->filename
, _(error_type
));
1314 case CONFIG_ORIGIN_FILE
:
1315 die(_("bad numeric config value '%s' for '%s' in file %s: %s"),
1316 value
, name
, kvi
->filename
, _(error_type
));
1317 case CONFIG_ORIGIN_STDIN
:
1318 die(_("bad numeric config value '%s' for '%s' in standard input: %s"),
1319 value
, name
, _(error_type
));
1320 case CONFIG_ORIGIN_SUBMODULE_BLOB
:
1321 die(_("bad numeric config value '%s' for '%s' in submodule-blob %s: %s"),
1322 value
, name
, kvi
->filename
, _(error_type
));
1323 case CONFIG_ORIGIN_CMDLINE
:
1324 die(_("bad numeric config value '%s' for '%s' in command line %s: %s"),
1325 value
, name
, kvi
->filename
, _(error_type
));
1327 die(_("bad numeric config value '%s' for '%s' in %s: %s"),
1328 value
, name
, kvi
->filename
, _(error_type
));
1332 int git_config_int(const char *name
, const char *value
,
1333 const struct key_value_info
*kvi
)
1336 if (!git_parse_int(value
, &ret
))
1337 die_bad_number(name
, value
, kvi
);
1341 int64_t git_config_int64(const char *name
, const char *value
,
1342 const struct key_value_info
*kvi
)
1345 if (!git_parse_int64(value
, &ret
))
1346 die_bad_number(name
, value
, kvi
);
1350 unsigned long git_config_ulong(const char *name
, const char *value
,
1351 const struct key_value_info
*kvi
)
1354 if (!git_parse_ulong(value
, &ret
))
1355 die_bad_number(name
, value
, kvi
);
1359 ssize_t
git_config_ssize_t(const char *name
, const char *value
,
1360 const struct key_value_info
*kvi
)
1363 if (!git_parse_ssize_t(value
, &ret
))
1364 die_bad_number(name
, value
, kvi
);
1368 static int git_parse_maybe_bool_text(const char *value
)
1374 if (!strcasecmp(value
, "true")
1375 || !strcasecmp(value
, "yes")
1376 || !strcasecmp(value
, "on"))
1378 if (!strcasecmp(value
, "false")
1379 || !strcasecmp(value
, "no")
1380 || !strcasecmp(value
, "off"))
1385 static const struct fsync_component_name
{
1387 enum fsync_component component_bits
;
1388 } fsync_component_names
[] = {
1389 { "loose-object", FSYNC_COMPONENT_LOOSE_OBJECT
},
1390 { "pack", FSYNC_COMPONENT_PACK
},
1391 { "pack-metadata", FSYNC_COMPONENT_PACK_METADATA
},
1392 { "commit-graph", FSYNC_COMPONENT_COMMIT_GRAPH
},
1393 { "index", FSYNC_COMPONENT_INDEX
},
1394 { "objects", FSYNC_COMPONENTS_OBJECTS
},
1395 { "reference", FSYNC_COMPONENT_REFERENCE
},
1396 { "derived-metadata", FSYNC_COMPONENTS_DERIVED_METADATA
},
1397 { "committed", FSYNC_COMPONENTS_COMMITTED
},
1398 { "added", FSYNC_COMPONENTS_ADDED
},
1399 { "all", FSYNC_COMPONENTS_ALL
},
1402 static enum fsync_component
parse_fsync_components(const char *var
, const char *string
)
1404 enum fsync_component current
= FSYNC_COMPONENTS_PLATFORM_DEFAULT
;
1405 enum fsync_component positive
= 0, negative
= 0;
1414 string
= string
+ strspn(string
, ", \t\n\r");
1415 ep
= strchrnul(string
, ',');
1417 if (!strcmp(string
, "none")) {
1418 current
= FSYNC_COMPONENT_NONE
;
1422 if (*string
== '-') {
1427 warning(_("invalid value for variable %s"), var
);
1433 for (i
= 0; i
< ARRAY_SIZE(fsync_component_names
); ++i
) {
1434 const struct fsync_component_name
*n
= &fsync_component_names
[i
];
1436 if (strncmp(n
->name
, string
, len
))
1441 negative
|= n
->component_bits
;
1443 positive
|= n
->component_bits
;
1447 char *component
= xstrndup(string
, len
);
1448 warning(_("ignoring unknown core.fsync component '%s'"), component
);
1456 return (current
& ~negative
) | positive
;
1459 int git_parse_maybe_bool(const char *value
)
1461 int v
= git_parse_maybe_bool_text(value
);
1464 if (git_parse_int(value
, &v
))
1469 int git_config_bool_or_int(const char *name
, const char *value
,
1470 const struct key_value_info
*kvi
, int *is_bool
)
1472 int v
= git_parse_maybe_bool_text(value
);
1478 return git_config_int(name
, value
, kvi
);
1481 int git_config_bool(const char *name
, const char *value
)
1483 int v
= git_parse_maybe_bool(value
);
1485 die(_("bad boolean config value '%s' for '%s'"), value
, name
);
1489 int git_config_string(const char **dest
, const char *var
, const char *value
)
1492 return config_error_nonbool(var
);
1493 *dest
= xstrdup(value
);
1497 int git_config_pathname(const char **dest
, const char *var
, const char *value
)
1500 return config_error_nonbool(var
);
1501 *dest
= interpolate_path(value
, 0);
1503 die(_("failed to expand user dir in: '%s'"), value
);
1507 int git_config_expiry_date(timestamp_t
*timestamp
, const char *var
, const char *value
)
1510 return config_error_nonbool(var
);
1511 if (parse_expiry_date(value
, timestamp
))
1512 return error(_("'%s' for '%s' is not a valid timestamp"),
1517 int git_config_color(char *dest
, const char *var
, const char *value
)
1520 return config_error_nonbool(var
);
1521 if (color_parse(value
, dest
) < 0)
1526 static int git_default_core_config(const char *var
, const char *value
,
1527 const struct config_context
*ctx
, void *cb
)
1529 /* This needs a better name */
1530 if (!strcmp(var
, "core.filemode")) {
1531 trust_executable_bit
= git_config_bool(var
, value
);
1534 if (!strcmp(var
, "core.trustctime")) {
1535 trust_ctime
= git_config_bool(var
, value
);
1538 if (!strcmp(var
, "core.checkstat")) {
1539 if (!strcasecmp(value
, "default"))
1541 else if (!strcasecmp(value
, "minimal"))
1545 if (!strcmp(var
, "core.quotepath")) {
1546 quote_path_fully
= git_config_bool(var
, value
);
1550 if (!strcmp(var
, "core.symlinks")) {
1551 has_symlinks
= git_config_bool(var
, value
);
1555 if (!strcmp(var
, "core.ignorecase")) {
1556 ignore_case
= git_config_bool(var
, value
);
1560 if (!strcmp(var
, "core.attributesfile"))
1561 return git_config_pathname(&git_attributes_file
, var
, value
);
1563 if (!strcmp(var
, "core.hookspath"))
1564 return git_config_pathname(&git_hooks_path
, var
, value
);
1566 if (!strcmp(var
, "core.bare")) {
1567 is_bare_repository_cfg
= git_config_bool(var
, value
);
1571 if (!strcmp(var
, "core.ignorestat")) {
1572 assume_unchanged
= git_config_bool(var
, value
);
1576 if (!strcmp(var
, "core.prefersymlinkrefs")) {
1577 prefer_symlink_refs
= git_config_bool(var
, value
);
1581 if (!strcmp(var
, "core.logallrefupdates")) {
1582 if (value
&& !strcasecmp(value
, "always"))
1583 log_all_ref_updates
= LOG_REFS_ALWAYS
;
1584 else if (git_config_bool(var
, value
))
1585 log_all_ref_updates
= LOG_REFS_NORMAL
;
1587 log_all_ref_updates
= LOG_REFS_NONE
;
1591 if (!strcmp(var
, "core.warnambiguousrefs")) {
1592 warn_ambiguous_refs
= git_config_bool(var
, value
);
1596 if (!strcmp(var
, "core.abbrev")) {
1598 return config_error_nonbool(var
);
1599 if (!strcasecmp(value
, "auto"))
1600 default_abbrev
= -1;
1601 else if (!git_parse_maybe_bool_text(value
))
1602 default_abbrev
= the_hash_algo
->hexsz
;
1604 int abbrev
= git_config_int(var
, value
, ctx
->kvi
);
1605 if (abbrev
< minimum_abbrev
|| abbrev
> the_hash_algo
->hexsz
)
1606 return error(_("abbrev length out of range: %d"), abbrev
);
1607 default_abbrev
= abbrev
;
1612 if (!strcmp(var
, "core.disambiguate"))
1613 return set_disambiguate_hint_config(var
, value
);
1615 if (!strcmp(var
, "core.loosecompression")) {
1616 int level
= git_config_int(var
, value
, ctx
->kvi
);
1618 level
= Z_DEFAULT_COMPRESSION
;
1619 else if (level
< 0 || level
> Z_BEST_COMPRESSION
)
1620 die(_("bad zlib compression level %d"), level
);
1621 zlib_compression_level
= level
;
1622 zlib_compression_seen
= 1;
1626 if (!strcmp(var
, "core.compression")) {
1627 int level
= git_config_int(var
, value
, ctx
->kvi
);
1629 level
= Z_DEFAULT_COMPRESSION
;
1630 else if (level
< 0 || level
> Z_BEST_COMPRESSION
)
1631 die(_("bad zlib compression level %d"), level
);
1632 if (!zlib_compression_seen
)
1633 zlib_compression_level
= level
;
1634 if (!pack_compression_seen
)
1635 pack_compression_level
= level
;
1639 if (!strcmp(var
, "core.packedgitwindowsize")) {
1640 int pgsz_x2
= getpagesize() * 2;
1641 packed_git_window_size
= git_config_ulong(var
, value
, ctx
->kvi
);
1643 /* This value must be multiple of (pagesize * 2) */
1644 packed_git_window_size
/= pgsz_x2
;
1645 if (packed_git_window_size
< 1)
1646 packed_git_window_size
= 1;
1647 packed_git_window_size
*= pgsz_x2
;
1651 if (!strcmp(var
, "core.bigfilethreshold")) {
1652 big_file_threshold
= git_config_ulong(var
, value
, ctx
->kvi
);
1656 if (!strcmp(var
, "core.packedgitlimit")) {
1657 packed_git_limit
= git_config_ulong(var
, value
, ctx
->kvi
);
1661 if (!strcmp(var
, "core.deltabasecachelimit")) {
1662 delta_base_cache_limit
= git_config_ulong(var
, value
, ctx
->kvi
);
1666 if (!strcmp(var
, "core.autocrlf")) {
1667 if (value
&& !strcasecmp(value
, "input")) {
1668 auto_crlf
= AUTO_CRLF_INPUT
;
1671 auto_crlf
= git_config_bool(var
, value
);
1675 if (!strcmp(var
, "core.safecrlf")) {
1677 if (value
&& !strcasecmp(value
, "warn")) {
1678 global_conv_flags_eol
= CONV_EOL_RNDTRP_WARN
;
1681 eol_rndtrp_die
= git_config_bool(var
, value
);
1682 global_conv_flags_eol
= eol_rndtrp_die
?
1683 CONV_EOL_RNDTRP_DIE
: 0;
1687 if (!strcmp(var
, "core.eol")) {
1688 if (value
&& !strcasecmp(value
, "lf"))
1690 else if (value
&& !strcasecmp(value
, "crlf"))
1691 core_eol
= EOL_CRLF
;
1692 else if (value
&& !strcasecmp(value
, "native"))
1693 core_eol
= EOL_NATIVE
;
1695 core_eol
= EOL_UNSET
;
1699 if (!strcmp(var
, "core.checkroundtripencoding")) {
1700 check_roundtrip_encoding
= xstrdup(value
);
1704 if (!strcmp(var
, "core.notesref")) {
1705 notes_ref_name
= xstrdup(value
);
1709 if (!strcmp(var
, "core.editor"))
1710 return git_config_string(&editor_program
, var
, value
);
1712 if (!strcmp(var
, "core.commentchar")) {
1714 return config_error_nonbool(var
);
1715 else if (!strcasecmp(value
, "auto"))
1716 auto_comment_line_char
= 1;
1717 else if (value
[0] && !value
[1]) {
1718 comment_line_char
= value
[0];
1719 auto_comment_line_char
= 0;
1721 return error(_("core.commentChar should only be one ASCII character"));
1725 if (!strcmp(var
, "core.askpass"))
1726 return git_config_string(&askpass_program
, var
, value
);
1728 if (!strcmp(var
, "core.excludesfile"))
1729 return git_config_pathname(&excludes_file
, var
, value
);
1731 if (!strcmp(var
, "core.whitespace")) {
1733 return config_error_nonbool(var
);
1734 whitespace_rule_cfg
= parse_whitespace_rule(value
);
1738 if (!strcmp(var
, "core.fsync")) {
1740 return config_error_nonbool(var
);
1741 fsync_components
= parse_fsync_components(var
, value
);
1745 if (!strcmp(var
, "core.fsyncmethod")) {
1747 return config_error_nonbool(var
);
1748 if (!strcmp(value
, "fsync"))
1749 fsync_method
= FSYNC_METHOD_FSYNC
;
1750 else if (!strcmp(value
, "writeout-only"))
1751 fsync_method
= FSYNC_METHOD_WRITEOUT_ONLY
;
1752 else if (!strcmp(value
, "batch"))
1753 fsync_method
= FSYNC_METHOD_BATCH
;
1755 warning(_("ignoring unknown core.fsyncMethod value '%s'"), value
);
1759 if (!strcmp(var
, "core.fsyncobjectfiles")) {
1760 if (fsync_object_files
< 0)
1761 warning(_("core.fsyncObjectFiles is deprecated; use core.fsync instead"));
1762 fsync_object_files
= git_config_bool(var
, value
);
1766 if (!strcmp(var
, "core.preloadindex")) {
1767 core_preload_index
= git_config_bool(var
, value
);
1771 if (!strcmp(var
, "core.createobject")) {
1772 if (!strcmp(value
, "rename"))
1773 object_creation_mode
= OBJECT_CREATION_USES_RENAMES
;
1774 else if (!strcmp(value
, "link"))
1775 object_creation_mode
= OBJECT_CREATION_USES_HARDLINKS
;
1777 die(_("invalid mode for object creation: %s"), value
);
1781 if (!strcmp(var
, "core.sparsecheckout")) {
1782 core_apply_sparse_checkout
= git_config_bool(var
, value
);
1786 if (!strcmp(var
, "core.sparsecheckoutcone")) {
1787 core_sparse_checkout_cone
= git_config_bool(var
, value
);
1791 if (!strcmp(var
, "core.precomposeunicode")) {
1792 precomposed_unicode
= git_config_bool(var
, value
);
1796 if (!strcmp(var
, "core.protecthfs")) {
1797 protect_hfs
= git_config_bool(var
, value
);
1801 if (!strcmp(var
, "core.protectntfs")) {
1802 protect_ntfs
= git_config_bool(var
, value
);
1806 /* Add other config variables here and to Documentation/config.txt. */
1807 return platform_core_config(var
, value
, ctx
, cb
);
1810 static int git_default_sparse_config(const char *var
, const char *value
)
1812 if (!strcmp(var
, "sparse.expectfilesoutsideofpatterns")) {
1813 sparse_expect_files_outside_of_patterns
= git_config_bool(var
, value
);
1817 /* Add other config variables here and to Documentation/config/sparse.txt. */
1821 static int git_default_i18n_config(const char *var
, const char *value
)
1823 if (!strcmp(var
, "i18n.commitencoding"))
1824 return git_config_string(&git_commit_encoding
, var
, value
);
1826 if (!strcmp(var
, "i18n.logoutputencoding"))
1827 return git_config_string(&git_log_output_encoding
, var
, value
);
1829 /* Add other config variables here and to Documentation/config.txt. */
1833 static int git_default_branch_config(const char *var
, const char *value
)
1835 if (!strcmp(var
, "branch.autosetupmerge")) {
1836 if (value
&& !strcmp(value
, "always")) {
1837 git_branch_track
= BRANCH_TRACK_ALWAYS
;
1839 } else if (value
&& !strcmp(value
, "inherit")) {
1840 git_branch_track
= BRANCH_TRACK_INHERIT
;
1842 } else if (value
&& !strcmp(value
, "simple")) {
1843 git_branch_track
= BRANCH_TRACK_SIMPLE
;
1846 git_branch_track
= git_config_bool(var
, value
);
1849 if (!strcmp(var
, "branch.autosetuprebase")) {
1851 return config_error_nonbool(var
);
1852 else if (!strcmp(value
, "never"))
1853 autorebase
= AUTOREBASE_NEVER
;
1854 else if (!strcmp(value
, "local"))
1855 autorebase
= AUTOREBASE_LOCAL
;
1856 else if (!strcmp(value
, "remote"))
1857 autorebase
= AUTOREBASE_REMOTE
;
1858 else if (!strcmp(value
, "always"))
1859 autorebase
= AUTOREBASE_ALWAYS
;
1861 return error(_("malformed value for %s"), var
);
1865 /* Add other config variables here and to Documentation/config.txt. */
1869 static int git_default_push_config(const char *var
, const char *value
)
1871 if (!strcmp(var
, "push.default")) {
1873 return config_error_nonbool(var
);
1874 else if (!strcmp(value
, "nothing"))
1875 push_default
= PUSH_DEFAULT_NOTHING
;
1876 else if (!strcmp(value
, "matching"))
1877 push_default
= PUSH_DEFAULT_MATCHING
;
1878 else if (!strcmp(value
, "simple"))
1879 push_default
= PUSH_DEFAULT_SIMPLE
;
1880 else if (!strcmp(value
, "upstream"))
1881 push_default
= PUSH_DEFAULT_UPSTREAM
;
1882 else if (!strcmp(value
, "tracking")) /* deprecated */
1883 push_default
= PUSH_DEFAULT_UPSTREAM
;
1884 else if (!strcmp(value
, "current"))
1885 push_default
= PUSH_DEFAULT_CURRENT
;
1887 error(_("malformed value for %s: %s"), var
, value
);
1888 return error(_("must be one of nothing, matching, simple, "
1889 "upstream or current"));
1894 /* Add other config variables here and to Documentation/config.txt. */
1898 static int git_default_mailmap_config(const char *var
, const char *value
)
1900 if (!strcmp(var
, "mailmap.file"))
1901 return git_config_pathname(&git_mailmap_file
, var
, value
);
1902 if (!strcmp(var
, "mailmap.blob"))
1903 return git_config_string(&git_mailmap_blob
, var
, value
);
1905 /* Add other config variables here and to Documentation/config.txt. */
1909 int git_default_config(const char *var
, const char *value
,
1910 const struct config_context
*ctx
, void *cb
)
1912 if (starts_with(var
, "core."))
1913 return git_default_core_config(var
, value
, ctx
, cb
);
1915 if (starts_with(var
, "user.") ||
1916 starts_with(var
, "author.") ||
1917 starts_with(var
, "committer."))
1918 return git_ident_config(var
, value
, ctx
, cb
);
1920 if (starts_with(var
, "i18n."))
1921 return git_default_i18n_config(var
, value
);
1923 if (starts_with(var
, "branch."))
1924 return git_default_branch_config(var
, value
);
1926 if (starts_with(var
, "push."))
1927 return git_default_push_config(var
, value
);
1929 if (starts_with(var
, "mailmap."))
1930 return git_default_mailmap_config(var
, value
);
1932 if (starts_with(var
, "advice.") || starts_with(var
, "color.advice"))
1933 return git_default_advice_config(var
, value
);
1935 if (!strcmp(var
, "pager.color") || !strcmp(var
, "color.pager")) {
1936 pager_use_color
= git_config_bool(var
,value
);
1940 if (!strcmp(var
, "pack.packsizelimit")) {
1941 pack_size_limit_cfg
= git_config_ulong(var
, value
, ctx
->kvi
);
1945 if (!strcmp(var
, "pack.compression")) {
1946 int level
= git_config_int(var
, value
, ctx
->kvi
);
1948 level
= Z_DEFAULT_COMPRESSION
;
1949 else if (level
< 0 || level
> Z_BEST_COMPRESSION
)
1950 die(_("bad pack compression level %d"), level
);
1951 pack_compression_level
= level
;
1952 pack_compression_seen
= 1;
1956 if (starts_with(var
, "sparse."))
1957 return git_default_sparse_config(var
, value
);
1959 /* Add other config variables here and to Documentation/config.txt. */
1964 * All source specific fields in the union, die_on_error, name and the callbacks
1965 * fgetc, ungetc, ftell of top need to be initialized before calling
1968 static int do_config_from(struct config_source
*top
, config_fn_t fn
,
1969 void *data
, enum config_scope scope
,
1970 const struct config_options
*opts
)
1972 struct key_value_info kvi
= KVI_INIT
;
1975 /* push config-file parsing state stack */
1979 strbuf_init(&top
->value
, 1024);
1980 strbuf_init(&top
->var
, 1024);
1981 kvi_from_source(top
, scope
, &kvi
);
1983 ret
= git_parse_source(top
, fn
, &kvi
, data
, opts
);
1985 strbuf_release(&top
->value
);
1986 strbuf_release(&top
->var
);
1991 static int do_config_from_file(config_fn_t fn
,
1992 const enum config_origin_type origin_type
,
1993 const char *name
, const char *path
, FILE *f
,
1994 void *data
, enum config_scope scope
,
1995 const struct config_options
*opts
)
1997 struct config_source top
= CONFIG_SOURCE_INIT
;
2001 top
.origin_type
= origin_type
;
2004 top
.default_error_action
= CONFIG_ERROR_DIE
;
2005 top
.do_fgetc
= config_file_fgetc
;
2006 top
.do_ungetc
= config_file_ungetc
;
2007 top
.do_ftell
= config_file_ftell
;
2010 ret
= do_config_from(&top
, fn
, data
, scope
, opts
);
2015 static int git_config_from_stdin(config_fn_t fn
, void *data
,
2016 enum config_scope scope
)
2018 return do_config_from_file(fn
, CONFIG_ORIGIN_STDIN
, "", NULL
, stdin
,
2022 int git_config_from_file_with_options(config_fn_t fn
, const char *filename
,
2023 void *data
, enum config_scope scope
,
2024 const struct config_options
*opts
)
2030 BUG("filename cannot be NULL");
2031 f
= fopen_or_warn(filename
, "r");
2033 ret
= do_config_from_file(fn
, CONFIG_ORIGIN_FILE
, filename
,
2034 filename
, f
, data
, scope
, opts
);
2040 int git_config_from_file(config_fn_t fn
, const char *filename
, void *data
)
2042 return git_config_from_file_with_options(fn
, filename
, data
,
2043 CONFIG_SCOPE_UNKNOWN
, NULL
);
2046 int git_config_from_mem(config_fn_t fn
,
2047 const enum config_origin_type origin_type
,
2048 const char *name
, const char *buf
, size_t len
,
2049 void *data
, enum config_scope scope
,
2050 const struct config_options
*opts
)
2052 struct config_source top
= CONFIG_SOURCE_INIT
;
2054 top
.u
.buf
.buf
= buf
;
2055 top
.u
.buf
.len
= len
;
2057 top
.origin_type
= origin_type
;
2060 top
.default_error_action
= CONFIG_ERROR_ERROR
;
2061 top
.do_fgetc
= config_buf_fgetc
;
2062 top
.do_ungetc
= config_buf_ungetc
;
2063 top
.do_ftell
= config_buf_ftell
;
2065 return do_config_from(&top
, fn
, data
, scope
, opts
);
2068 int git_config_from_blob_oid(config_fn_t fn
,
2070 struct repository
*repo
,
2071 const struct object_id
*oid
,
2073 enum config_scope scope
)
2075 enum object_type type
;
2080 buf
= repo_read_object_file(repo
, oid
, &type
, &size
);
2082 return error(_("unable to load config blob object '%s'"), name
);
2083 if (type
!= OBJ_BLOB
) {
2085 return error(_("reference '%s' does not point to a blob"), name
);
2088 ret
= git_config_from_mem(fn
, CONFIG_ORIGIN_BLOB
, name
, buf
, size
,
2095 static int git_config_from_blob_ref(config_fn_t fn
,
2096 struct repository
*repo
,
2099 enum config_scope scope
)
2101 struct object_id oid
;
2103 if (repo_get_oid(repo
, name
, &oid
) < 0)
2104 return error(_("unable to resolve config blob '%s'"), name
);
2105 return git_config_from_blob_oid(fn
, name
, repo
, &oid
, data
, scope
);
2108 char *git_system_config(void)
2110 char *system_config
= xstrdup_or_null(getenv("GIT_CONFIG_SYSTEM"));
2112 system_config
= system_path(ETC_GITCONFIG
);
2113 normalize_path_copy(system_config
, system_config
);
2114 return system_config
;
2117 void git_global_config(char **user_out
, char **xdg_out
)
2119 char *user_config
= xstrdup_or_null(getenv("GIT_CONFIG_GLOBAL"));
2120 char *xdg_config
= NULL
;
2123 user_config
= interpolate_path("~/.gitconfig", 0);
2124 xdg_config
= xdg_config_home("config");
2127 *user_out
= user_config
;
2128 *xdg_out
= xdg_config
;
2132 * Parse environment variable 'k' as a boolean (in various
2133 * possible spellings); if missing, use the default value 'def'.
2135 int git_env_bool(const char *k
, int def
)
2137 const char *v
= getenv(k
);
2138 return v
? git_config_bool(k
, v
) : def
;
2142 * Parse environment variable 'k' as ulong with possibly a unit
2143 * suffix; if missing, use the default value 'val'.
2145 unsigned long git_env_ulong(const char *k
, unsigned long val
)
2147 const char *v
= getenv(k
);
2148 if (v
&& !git_parse_ulong(v
, &val
))
2149 die(_("failed to parse %s"), k
);
2153 int git_config_system(void)
2155 return !git_env_bool("GIT_CONFIG_NOSYSTEM", 0);
2158 static int do_git_config_sequence(const struct config_options
*opts
,
2159 const struct repository
*repo
,
2160 config_fn_t fn
, void *data
)
2163 char *system_config
= git_system_config();
2164 char *xdg_config
= NULL
;
2165 char *user_config
= NULL
;
2167 char *worktree_config
;
2170 * Ensure that either:
2171 * - the git_dir and commondir are both set, or
2172 * - the git_dir and commondir are both NULL
2174 if (!opts
->git_dir
!= !opts
->commondir
)
2175 BUG("only one of commondir and git_dir is non-NULL");
2177 if (opts
->commondir
) {
2178 repo_config
= mkpathdup("%s/config", opts
->commondir
);
2179 worktree_config
= mkpathdup("%s/config.worktree", opts
->git_dir
);
2182 worktree_config
= NULL
;
2185 if (git_config_system() && system_config
&&
2186 !access_or_die(system_config
, R_OK
,
2187 opts
->system_gently
? ACCESS_EACCES_OK
: 0))
2188 ret
+= git_config_from_file_with_options(fn
, system_config
,
2189 data
, CONFIG_SCOPE_SYSTEM
,
2192 git_global_config(&user_config
, &xdg_config
);
2194 if (xdg_config
&& !access_or_die(xdg_config
, R_OK
, ACCESS_EACCES_OK
))
2195 ret
+= git_config_from_file_with_options(fn
, xdg_config
, data
,
2196 CONFIG_SCOPE_GLOBAL
, NULL
);
2198 if (user_config
&& !access_or_die(user_config
, R_OK
, ACCESS_EACCES_OK
))
2199 ret
+= git_config_from_file_with_options(fn
, user_config
, data
,
2200 CONFIG_SCOPE_GLOBAL
, NULL
);
2202 if (!opts
->ignore_repo
&& repo_config
&&
2203 !access_or_die(repo_config
, R_OK
, 0))
2204 ret
+= git_config_from_file_with_options(fn
, repo_config
, data
,
2205 CONFIG_SCOPE_LOCAL
, NULL
);
2207 if (!opts
->ignore_worktree
&& worktree_config
&&
2208 repo
&& repo
->repository_format_worktree_config
&&
2209 !access_or_die(worktree_config
, R_OK
, 0)) {
2210 ret
+= git_config_from_file_with_options(fn
, worktree_config
, data
,
2211 CONFIG_SCOPE_WORKTREE
,
2215 if (!opts
->ignore_cmdline
&& git_config_from_parameters(fn
, data
) < 0)
2216 die(_("unable to parse command-line config"));
2218 free(system_config
);
2222 free(worktree_config
);
2226 int config_with_options(config_fn_t fn
, void *data
,
2227 struct git_config_source
*config_source
,
2228 struct repository
*repo
,
2229 const struct config_options
*opts
)
2231 struct config_include_data inc
= CONFIG_INCLUDE_INIT
;
2234 if (opts
->respect_includes
) {
2239 inc
.config_source
= config_source
;
2240 fn
= git_config_include
;
2245 * If we have a specific filename, use it. Otherwise, follow the
2246 * regular lookup sequence.
2248 if (config_source
&& config_source
->use_stdin
) {
2249 ret
= git_config_from_stdin(fn
, data
, config_source
->scope
);
2250 } else if (config_source
&& config_source
->file
) {
2251 ret
= git_config_from_file_with_options(fn
, config_source
->file
,
2252 data
, config_source
->scope
,
2254 } else if (config_source
&& config_source
->blob
) {
2255 ret
= git_config_from_blob_ref(fn
, repo
, config_source
->blob
,
2256 data
, config_source
->scope
);
2258 ret
= do_git_config_sequence(opts
, repo
, fn
, data
);
2261 if (inc
.remote_urls
) {
2262 string_list_clear(inc
.remote_urls
, 0);
2263 FREE_AND_NULL(inc
.remote_urls
);
2268 static void configset_iter(struct config_set
*set
, config_fn_t fn
, void *data
)
2271 struct string_list
*values
;
2272 struct config_set_element
*entry
;
2273 struct configset_list
*list
= &set
->list
;
2274 struct config_context ctx
= CONFIG_CONTEXT_INIT
;
2276 for (i
= 0; i
< list
->nr
; i
++) {
2277 entry
= list
->items
[i
].e
;
2278 value_index
= list
->items
[i
].value_index
;
2279 values
= &entry
->value_list
;
2281 ctx
.kvi
= values
->items
[value_index
].util
;
2282 if (fn(entry
->key
, values
->items
[value_index
].string
, &ctx
, data
) < 0)
2283 git_die_config_linenr(entry
->key
,
2289 void read_early_config(config_fn_t cb
, void *data
)
2291 struct config_options opts
= {0};
2292 struct strbuf commondir
= STRBUF_INIT
;
2293 struct strbuf gitdir
= STRBUF_INIT
;
2295 opts
.respect_includes
= 1;
2297 if (have_git_dir()) {
2298 opts
.commondir
= get_git_common_dir();
2299 opts
.git_dir
= get_git_dir();
2301 * When setup_git_directory() was not yet asked to discover the
2302 * GIT_DIR, we ask discover_git_directory() to figure out whether there
2303 * is any repository config we should use (but unlike
2304 * setup_git_directory_gently(), no global state is changed, most
2305 * notably, the current working directory is still the same after the
2308 } else if (!discover_git_directory(&commondir
, &gitdir
)) {
2309 opts
.commondir
= commondir
.buf
;
2310 opts
.git_dir
= gitdir
.buf
;
2313 config_with_options(cb
, data
, NULL
, NULL
, &opts
);
2315 strbuf_release(&commondir
);
2316 strbuf_release(&gitdir
);
2320 * Read config but only enumerate system and global settings.
2321 * Omit any repo-local, worktree-local, or command-line settings.
2323 void read_very_early_config(config_fn_t cb
, void *data
)
2325 struct config_options opts
= { 0 };
2327 opts
.respect_includes
= 1;
2328 opts
.ignore_repo
= 1;
2329 opts
.ignore_worktree
= 1;
2330 opts
.ignore_cmdline
= 1;
2331 opts
.system_gently
= 1;
2333 config_with_options(cb
, data
, NULL
, NULL
, &opts
);
2337 static int configset_find_element(struct config_set
*set
, const char *key
,
2338 struct config_set_element
**dest
)
2340 struct config_set_element k
;
2341 struct config_set_element
*found_entry
;
2342 char *normalized_key
;
2346 * `key` may come from the user, so normalize it before using it
2347 * for querying entries from the hashmap.
2349 ret
= git_config_parse_key(key
, &normalized_key
, NULL
);
2353 hashmap_entry_init(&k
.ent
, strhash(normalized_key
));
2354 k
.key
= normalized_key
;
2355 found_entry
= hashmap_get_entry(&set
->config_hash
, &k
, ent
, NULL
);
2356 free(normalized_key
);
2357 *dest
= found_entry
;
2361 static int configset_add_value(const struct key_value_info
*kvi_p
,
2362 struct config_set
*set
, const char *key
,
2365 struct config_set_element
*e
;
2366 struct string_list_item
*si
;
2367 struct configset_list_item
*l_item
;
2368 struct key_value_info
*kv_info
= xmalloc(sizeof(*kv_info
));
2371 ret
= configset_find_element(set
, key
, &e
);
2375 * Since the keys are being fed by git_config*() callback mechanism, they
2376 * are already normalized. So simply add them without any further munging.
2379 e
= xmalloc(sizeof(*e
));
2380 hashmap_entry_init(&e
->ent
, strhash(key
));
2381 e
->key
= xstrdup(key
);
2382 string_list_init_dup(&e
->value_list
);
2383 hashmap_add(&set
->config_hash
, &e
->ent
);
2385 si
= string_list_append_nodup(&e
->value_list
, xstrdup_or_null(value
));
2387 ALLOC_GROW(set
->list
.items
, set
->list
.nr
+ 1, set
->list
.alloc
);
2388 l_item
= &set
->list
.items
[set
->list
.nr
++];
2390 l_item
->value_index
= e
->value_list
.nr
- 1;
2398 static int config_set_element_cmp(const void *cmp_data UNUSED
,
2399 const struct hashmap_entry
*eptr
,
2400 const struct hashmap_entry
*entry_or_key
,
2401 const void *keydata UNUSED
)
2403 const struct config_set_element
*e1
, *e2
;
2405 e1
= container_of(eptr
, const struct config_set_element
, ent
);
2406 e2
= container_of(entry_or_key
, const struct config_set_element
, ent
);
2408 return strcmp(e1
->key
, e2
->key
);
2411 void git_configset_init(struct config_set
*set
)
2413 hashmap_init(&set
->config_hash
, config_set_element_cmp
, NULL
, 0);
2414 set
->hash_initialized
= 1;
2416 set
->list
.alloc
= 0;
2417 set
->list
.items
= NULL
;
2420 void git_configset_clear(struct config_set
*set
)
2422 struct config_set_element
*entry
;
2423 struct hashmap_iter iter
;
2424 if (!set
->hash_initialized
)
2427 hashmap_for_each_entry(&set
->config_hash
, &iter
, entry
,
2428 ent
/* member name */) {
2430 string_list_clear(&entry
->value_list
, 1);
2432 hashmap_clear_and_free(&set
->config_hash
, struct config_set_element
, ent
);
2433 set
->hash_initialized
= 0;
2434 free(set
->list
.items
);
2436 set
->list
.alloc
= 0;
2437 set
->list
.items
= NULL
;
2440 static int config_set_callback(const char *key
, const char *value
,
2441 const struct config_context
*ctx
,
2444 struct config_set
*set
= cb
;
2445 configset_add_value(ctx
->kvi
, set
, key
, value
);
2449 int git_configset_add_file(struct config_set
*set
, const char *filename
)
2451 return git_config_from_file(config_set_callback
, filename
, set
);
2454 int git_configset_get_value(struct config_set
*set
, const char *key
,
2455 const char **value
, struct key_value_info
*kvi
)
2457 const struct string_list
*values
= NULL
;
2459 struct string_list_item item
;
2461 * Follows "last one wins" semantic, i.e., if there are multiple matches for the
2462 * queried key in the files of the configset, the value returned will be the last
2463 * value in the value list for that key.
2465 if ((ret
= git_configset_get_value_multi(set
, key
, &values
)))
2468 assert(values
->nr
> 0);
2469 item
= values
->items
[values
->nr
- 1];
2470 *value
= item
.string
;
2472 *kvi
= *((struct key_value_info
*)item
.util
);
2476 int git_configset_get_value_multi(struct config_set
*set
, const char *key
,
2477 const struct string_list
**dest
)
2479 struct config_set_element
*e
;
2482 if ((ret
= configset_find_element(set
, key
, &e
)))
2486 *dest
= &e
->value_list
;
2491 static int check_multi_string(struct string_list_item
*item
, void *util
)
2493 return item
->string
? 0 : config_error_nonbool(util
);
2496 int git_configset_get_string_multi(struct config_set
*cs
, const char *key
,
2497 const struct string_list
**dest
)
2501 if ((ret
= git_configset_get_value_multi(cs
, key
, dest
)))
2503 if ((ret
= for_each_string_list((struct string_list
*)*dest
,
2504 check_multi_string
, (void *)key
)))
2510 int git_configset_get(struct config_set
*set
, const char *key
)
2512 struct config_set_element
*e
;
2515 if ((ret
= configset_find_element(set
, key
, &e
)))
2522 int git_configset_get_string(struct config_set
*set
, const char *key
, char **dest
)
2525 if (!git_configset_get_value(set
, key
, &value
, NULL
))
2526 return git_config_string((const char **)dest
, key
, value
);
2531 static int git_configset_get_string_tmp(struct config_set
*set
, const char *key
,
2535 if (!git_configset_get_value(set
, key
, &value
, NULL
)) {
2537 return config_error_nonbool(key
);
2545 int git_configset_get_int(struct config_set
*set
, const char *key
, int *dest
)
2548 struct key_value_info kvi
;
2550 if (!git_configset_get_value(set
, key
, &value
, &kvi
)) {
2551 *dest
= git_config_int(key
, value
, &kvi
);
2557 int git_configset_get_ulong(struct config_set
*set
, const char *key
, unsigned long *dest
)
2560 struct key_value_info kvi
;
2562 if (!git_configset_get_value(set
, key
, &value
, &kvi
)) {
2563 *dest
= git_config_ulong(key
, value
, &kvi
);
2569 int git_configset_get_bool(struct config_set
*set
, const char *key
, int *dest
)
2572 if (!git_configset_get_value(set
, key
, &value
, NULL
)) {
2573 *dest
= git_config_bool(key
, value
);
2579 int git_configset_get_bool_or_int(struct config_set
*set
, const char *key
,
2580 int *is_bool
, int *dest
)
2583 struct key_value_info kvi
;
2585 if (!git_configset_get_value(set
, key
, &value
, &kvi
)) {
2586 *dest
= git_config_bool_or_int(key
, value
, &kvi
, is_bool
);
2592 int git_configset_get_maybe_bool(struct config_set
*set
, const char *key
, int *dest
)
2595 if (!git_configset_get_value(set
, key
, &value
, NULL
)) {
2596 *dest
= git_parse_maybe_bool(value
);
2604 int git_configset_get_pathname(struct config_set
*set
, const char *key
, const char **dest
)
2607 if (!git_configset_get_value(set
, key
, &value
, NULL
))
2608 return git_config_pathname(dest
, key
, value
);
2613 /* Functions use to read configuration from a repository */
2614 static void repo_read_config(struct repository
*repo
)
2616 struct config_options opts
= { 0 };
2618 opts
.respect_includes
= 1;
2619 opts
.commondir
= repo
->commondir
;
2620 opts
.git_dir
= repo
->gitdir
;
2623 CALLOC_ARRAY(repo
->config
, 1);
2625 git_configset_clear(repo
->config
);
2627 git_configset_init(repo
->config
);
2628 if (config_with_options(config_set_callback
, repo
->config
, NULL
,
2631 * config_with_options() normally returns only
2632 * zero, as most errors are fatal, and
2633 * non-fatal potential errors are guarded by "if"
2634 * statements that are entered only when no error is
2637 * If we ever encounter a non-fatal error, it means
2638 * something went really wrong and we should stop
2641 die(_("unknown error occurred while reading the configuration files"));
2644 static void git_config_check_init(struct repository
*repo
)
2646 if (repo
->config
&& repo
->config
->hash_initialized
)
2648 repo_read_config(repo
);
2651 static void repo_config_clear(struct repository
*repo
)
2653 if (!repo
->config
|| !repo
->config
->hash_initialized
)
2655 git_configset_clear(repo
->config
);
2658 void repo_config(struct repository
*repo
, config_fn_t fn
, void *data
)
2660 git_config_check_init(repo
);
2661 configset_iter(repo
->config
, fn
, data
);
2664 int repo_config_get(struct repository
*repo
, const char *key
)
2666 git_config_check_init(repo
);
2667 return git_configset_get(repo
->config
, key
);
2670 int repo_config_get_value(struct repository
*repo
,
2671 const char *key
, const char **value
)
2673 git_config_check_init(repo
);
2674 return git_configset_get_value(repo
->config
, key
, value
, NULL
);
2677 int repo_config_get_value_multi(struct repository
*repo
, const char *key
,
2678 const struct string_list
**dest
)
2680 git_config_check_init(repo
);
2681 return git_configset_get_value_multi(repo
->config
, key
, dest
);
2684 int repo_config_get_string_multi(struct repository
*repo
, const char *key
,
2685 const struct string_list
**dest
)
2687 git_config_check_init(repo
);
2688 return git_configset_get_string_multi(repo
->config
, key
, dest
);
2691 int repo_config_get_string(struct repository
*repo
,
2692 const char *key
, char **dest
)
2695 git_config_check_init(repo
);
2696 ret
= git_configset_get_string(repo
->config
, key
, dest
);
2698 git_die_config(key
, NULL
);
2702 int repo_config_get_string_tmp(struct repository
*repo
,
2703 const char *key
, const char **dest
)
2706 git_config_check_init(repo
);
2707 ret
= git_configset_get_string_tmp(repo
->config
, key
, dest
);
2709 git_die_config(key
, NULL
);
2713 int repo_config_get_int(struct repository
*repo
,
2714 const char *key
, int *dest
)
2716 git_config_check_init(repo
);
2717 return git_configset_get_int(repo
->config
, key
, dest
);
2720 int repo_config_get_ulong(struct repository
*repo
,
2721 const char *key
, unsigned long *dest
)
2723 git_config_check_init(repo
);
2724 return git_configset_get_ulong(repo
->config
, key
, dest
);
2727 int repo_config_get_bool(struct repository
*repo
,
2728 const char *key
, int *dest
)
2730 git_config_check_init(repo
);
2731 return git_configset_get_bool(repo
->config
, key
, dest
);
2734 int repo_config_get_bool_or_int(struct repository
*repo
,
2735 const char *key
, int *is_bool
, int *dest
)
2737 git_config_check_init(repo
);
2738 return git_configset_get_bool_or_int(repo
->config
, key
, is_bool
, dest
);
2741 int repo_config_get_maybe_bool(struct repository
*repo
,
2742 const char *key
, int *dest
)
2744 git_config_check_init(repo
);
2745 return git_configset_get_maybe_bool(repo
->config
, key
, dest
);
2748 int repo_config_get_pathname(struct repository
*repo
,
2749 const char *key
, const char **dest
)
2752 git_config_check_init(repo
);
2753 ret
= git_configset_get_pathname(repo
->config
, key
, dest
);
2755 git_die_config(key
, NULL
);
2759 /* Read values into protected_config. */
2760 static void read_protected_config(void)
2762 struct config_options opts
= {
2763 .respect_includes
= 1,
2765 .ignore_worktree
= 1,
2769 git_configset_init(&protected_config
);
2770 config_with_options(config_set_callback
, &protected_config
, NULL
,
2774 void git_protected_config(config_fn_t fn
, void *data
)
2776 if (!protected_config
.hash_initialized
)
2777 read_protected_config();
2778 configset_iter(&protected_config
, fn
, data
);
2781 /* Functions used historically to read configuration from 'the_repository' */
2782 void git_config(config_fn_t fn
, void *data
)
2784 repo_config(the_repository
, fn
, data
);
2787 void git_config_clear(void)
2789 repo_config_clear(the_repository
);
2792 int git_config_get(const char *key
)
2794 return repo_config_get(the_repository
, key
);
2797 int git_config_get_value(const char *key
, const char **value
)
2799 return repo_config_get_value(the_repository
, key
, value
);
2802 int git_config_get_value_multi(const char *key
, const struct string_list
**dest
)
2804 return repo_config_get_value_multi(the_repository
, key
, dest
);
2807 int git_config_get_string_multi(const char *key
,
2808 const struct string_list
**dest
)
2810 return repo_config_get_string_multi(the_repository
, key
, dest
);
2813 int git_config_get_string(const char *key
, char **dest
)
2815 return repo_config_get_string(the_repository
, key
, dest
);
2818 int git_config_get_string_tmp(const char *key
, const char **dest
)
2820 return repo_config_get_string_tmp(the_repository
, key
, dest
);
2823 int git_config_get_int(const char *key
, int *dest
)
2825 return repo_config_get_int(the_repository
, key
, dest
);
2828 int git_config_get_ulong(const char *key
, unsigned long *dest
)
2830 return repo_config_get_ulong(the_repository
, key
, dest
);
2833 int git_config_get_bool(const char *key
, int *dest
)
2835 return repo_config_get_bool(the_repository
, key
, dest
);
2838 int git_config_get_bool_or_int(const char *key
, int *is_bool
, int *dest
)
2840 return repo_config_get_bool_or_int(the_repository
, key
, is_bool
, dest
);
2843 int git_config_get_maybe_bool(const char *key
, int *dest
)
2845 return repo_config_get_maybe_bool(the_repository
, key
, dest
);
2848 int git_config_get_pathname(const char *key
, const char **dest
)
2850 return repo_config_get_pathname(the_repository
, key
, dest
);
2853 int git_config_get_expiry(const char *key
, const char **output
)
2855 int ret
= git_config_get_string(key
, (char **)output
);
2858 if (strcmp(*output
, "now")) {
2859 timestamp_t now
= approxidate("now");
2860 if (approxidate(*output
) >= now
)
2861 git_die_config(key
, _("Invalid %s: '%s'"), key
, *output
);
2866 int git_config_get_expiry_in_days(const char *key
, timestamp_t
*expiry
, timestamp_t now
)
2868 const char *expiry_string
;
2872 if (git_config_get_string_tmp(key
, &expiry_string
))
2873 return 1; /* no such thing */
2875 if (git_parse_signed(expiry_string
, &days
, maximum_signed_value_of_type(int))) {
2876 const int scale
= 86400;
2877 *expiry
= now
- days
* scale
;
2881 if (!parse_expiry_date(expiry_string
, &when
)) {
2885 return -1; /* thing exists but cannot be parsed */
2888 int git_config_get_split_index(void)
2892 if (!git_config_get_maybe_bool("core.splitindex", &val
))
2895 return -1; /* default value */
2898 int git_config_get_max_percent_split_change(void)
2902 if (!git_config_get_int("splitindex.maxpercentchange", &val
)) {
2903 if (0 <= val
&& val
<= 100)
2906 return error(_("splitIndex.maxPercentChange value '%d' "
2907 "should be between 0 and 100"), val
);
2910 return -1; /* default value */
2913 int git_config_get_index_threads(int *dest
)
2917 val
= git_env_ulong("GIT_TEST_INDEX_THREADS", 0);
2923 if (!git_config_get_bool_or_int("index.threads", &is_bool
, &val
)) {
2925 *dest
= val
? 0 : 1;
2935 void git_die_config_linenr(const char *key
, const char *filename
, int linenr
)
2938 die(_("unable to parse '%s' from command-line config"), key
);
2940 die(_("bad config variable '%s' in file '%s' at line %d"),
2941 key
, filename
, linenr
);
2944 NORETURN
__attribute__((format(printf
, 2, 3)))
2945 void git_die_config(const char *key
, const char *err
, ...)
2947 const struct string_list
*values
;
2948 struct key_value_info
*kv_info
;
2949 report_fn error_fn
= get_error_routine();
2953 va_start(params
, err
);
2954 error_fn(err
, params
);
2957 if (git_config_get_value_multi(key
, &values
))
2958 BUG("for key '%s' we must have a value to report on", key
);
2959 kv_info
= values
->items
[values
->nr
- 1].util
;
2960 git_die_config_linenr(key
, kv_info
->filename
, kv_info
->linenr
);
2964 * Find all the stuff for git_config_set() below.
2967 struct config_store_data
{
2971 const char *fixed_value
;
2972 regex_t
*value_pattern
;
2976 enum config_event_t type
;
2977 int is_keys_section
;
2979 unsigned int parsed_nr
, parsed_alloc
, *seen
, seen_nr
, seen_alloc
;
2980 unsigned int key_seen
:1, section_seen
:1, is_keys_section
:1;
2982 #define CONFIG_STORE_INIT { 0 }
2984 static void config_store_data_clear(struct config_store_data
*store
)
2987 if (store
->value_pattern
!= NULL
&&
2988 store
->value_pattern
!= CONFIG_REGEX_NONE
) {
2989 regfree(store
->value_pattern
);
2990 free(store
->value_pattern
);
2992 free(store
->parsed
);
2994 memset(store
, 0, sizeof(*store
));
2997 static int matches(const char *key
, const char *value
,
2998 const struct config_store_data
*store
)
3000 if (strcmp(key
, store
->key
))
3001 return 0; /* not ours */
3002 if (store
->fixed_value
)
3003 return !strcmp(store
->fixed_value
, value
);
3004 if (!store
->value_pattern
)
3005 return 1; /* always matches */
3006 if (store
->value_pattern
== CONFIG_REGEX_NONE
)
3007 return 0; /* never matches */
3009 return store
->do_not_match
^
3010 (value
&& !regexec(store
->value_pattern
, value
, 0, NULL
, 0));
3013 static int store_aux_event(enum config_event_t type
, size_t begin
, size_t end
,
3014 struct config_source
*cs
, void *data
)
3016 struct config_store_data
*store
= data
;
3018 ALLOC_GROW(store
->parsed
, store
->parsed_nr
+ 1, store
->parsed_alloc
);
3019 store
->parsed
[store
->parsed_nr
].begin
= begin
;
3020 store
->parsed
[store
->parsed_nr
].end
= end
;
3021 store
->parsed
[store
->parsed_nr
].type
= type
;
3023 if (type
== CONFIG_EVENT_SECTION
) {
3024 int (*cmpfn
)(const char *, const char *, size_t);
3026 if (cs
->var
.len
< 2 || cs
->var
.buf
[cs
->var
.len
- 1] != '.')
3027 return error(_("invalid section name '%s'"), cs
->var
.buf
);
3029 if (cs
->subsection_case_sensitive
)
3030 cmpfn
= strncasecmp
;
3034 /* Is this the section we were looking for? */
3035 store
->is_keys_section
=
3036 store
->parsed
[store
->parsed_nr
].is_keys_section
=
3037 cs
->var
.len
- 1 == store
->baselen
&&
3038 !cmpfn(cs
->var
.buf
, store
->key
, store
->baselen
);
3039 if (store
->is_keys_section
) {
3040 store
->section_seen
= 1;
3041 ALLOC_GROW(store
->seen
, store
->seen_nr
+ 1,
3043 store
->seen
[store
->seen_nr
] = store
->parsed_nr
;
3052 static int store_aux(const char *key
, const char *value
,
3053 const struct config_context
*ctx UNUSED
, void *cb
)
3055 struct config_store_data
*store
= cb
;
3057 if (store
->key_seen
) {
3058 if (matches(key
, value
, store
)) {
3059 if (store
->seen_nr
== 1 && store
->multi_replace
== 0) {
3060 warning(_("%s has multiple values"), key
);
3063 ALLOC_GROW(store
->seen
, store
->seen_nr
+ 1,
3066 store
->seen
[store
->seen_nr
] = store
->parsed_nr
;
3069 } else if (store
->is_keys_section
) {
3071 * Do not increment matches yet: this may not be a match, but we
3072 * are in the desired section.
3074 ALLOC_GROW(store
->seen
, store
->seen_nr
+ 1, store
->seen_alloc
);
3075 store
->seen
[store
->seen_nr
] = store
->parsed_nr
;
3076 store
->section_seen
= 1;
3078 if (matches(key
, value
, store
)) {
3080 store
->key_seen
= 1;
3087 static int write_error(const char *filename
)
3089 error(_("failed to write new configuration file %s"), filename
);
3091 /* Same error code as "failed to rename". */
3095 static struct strbuf
store_create_section(const char *key
,
3096 const struct config_store_data
*store
)
3100 struct strbuf sb
= STRBUF_INIT
;
3102 dot
= memchr(key
, '.', store
->baselen
);
3104 strbuf_addf(&sb
, "[%.*s \"", (int)(dot
- key
), key
);
3105 for (i
= dot
- key
+ 1; i
< store
->baselen
; i
++) {
3106 if (key
[i
] == '"' || key
[i
] == '\\')
3107 strbuf_addch(&sb
, '\\');
3108 strbuf_addch(&sb
, key
[i
]);
3110 strbuf_addstr(&sb
, "\"]\n");
3112 strbuf_addch(&sb
, '[');
3113 strbuf_add(&sb
, key
, store
->baselen
);
3114 strbuf_addstr(&sb
, "]\n");
3120 static ssize_t
write_section(int fd
, const char *key
,
3121 const struct config_store_data
*store
)
3123 struct strbuf sb
= store_create_section(key
, store
);
3126 ret
= write_in_full(fd
, sb
.buf
, sb
.len
);
3127 strbuf_release(&sb
);
3132 static ssize_t
write_pair(int fd
, const char *key
, const char *value
,
3133 const struct config_store_data
*store
)
3137 const char *quote
= "";
3138 struct strbuf sb
= STRBUF_INIT
;
3141 * Check to see if the value needs to be surrounded with a dq pair.
3142 * Note that problematic characters are always backslash-quoted; this
3143 * check is about not losing leading or trailing SP and strings that
3144 * follow beginning-of-comment characters (i.e. ';' and '#') by the
3145 * configuration parser.
3147 if (value
[0] == ' ')
3149 for (i
= 0; value
[i
]; i
++)
3150 if (value
[i
] == ';' || value
[i
] == '#')
3152 if (i
&& value
[i
- 1] == ' ')
3155 strbuf_addf(&sb
, "\t%s = %s", key
+ store
->baselen
+ 1, quote
);
3157 for (i
= 0; value
[i
]; i
++)
3160 strbuf_addstr(&sb
, "\\n");
3163 strbuf_addstr(&sb
, "\\t");
3167 strbuf_addch(&sb
, '\\');
3170 strbuf_addch(&sb
, value
[i
]);
3173 strbuf_addf(&sb
, "%s\n", quote
);
3175 ret
= write_in_full(fd
, sb
.buf
, sb
.len
);
3176 strbuf_release(&sb
);
3182 * If we are about to unset the last key(s) in a section, and if there are
3183 * no comments surrounding (or included in) the section, we will want to
3184 * extend begin/end to remove the entire section.
3186 * Note: the parameter `seen_ptr` points to the index into the store.seen
3187 * array. * This index may be incremented if a section has more than one
3188 * entry (which all are to be removed).
3190 static void maybe_remove_section(struct config_store_data
*store
,
3191 size_t *begin_offset
, size_t *end_offset
,
3195 int i
, seen
, section_seen
= 0;
3198 * First, ensure that this is the first key, and that there are no
3199 * comments before the entry nor before the section header.
3202 for (i
= store
->seen
[seen
]; i
> 0; i
--) {
3203 enum config_event_t type
= store
->parsed
[i
- 1].type
;
3205 if (type
== CONFIG_EVENT_COMMENT
)
3206 /* There is a comment before this entry or section */
3208 if (type
== CONFIG_EVENT_ENTRY
) {
3210 /* This is not the section's first entry. */
3212 /* We encountered no comment before the section. */
3215 if (type
== CONFIG_EVENT_SECTION
) {
3216 if (!store
->parsed
[i
- 1].is_keys_section
)
3221 begin
= store
->parsed
[i
].begin
;
3224 * Next, make sure that we are removing the last key(s) in the section,
3225 * and that there are no comments that are possibly about the current
3228 for (i
= store
->seen
[seen
] + 1; i
< store
->parsed_nr
; i
++) {
3229 enum config_event_t type
= store
->parsed
[i
].type
;
3231 if (type
== CONFIG_EVENT_COMMENT
)
3233 if (type
== CONFIG_EVENT_SECTION
) {
3234 if (store
->parsed
[i
].is_keys_section
)
3238 if (type
== CONFIG_EVENT_ENTRY
) {
3239 if (++seen
< store
->seen_nr
&&
3240 i
== store
->seen
[seen
])
3241 /* We want to remove this entry, too */
3243 /* There is another entry in this section. */
3249 * We are really removing the last entry/entries from this section, and
3250 * there are no enclosed or surrounding comments. Remove the entire,
3251 * now-empty section.
3254 *begin_offset
= begin
;
3255 if (i
< store
->parsed_nr
)
3256 *end_offset
= store
->parsed
[i
].begin
;
3258 *end_offset
= store
->parsed
[store
->parsed_nr
- 1].end
;
3261 int git_config_set_in_file_gently(const char *config_filename
,
3262 const char *key
, const char *value
)
3264 return git_config_set_multivar_in_file_gently(config_filename
, key
, value
, NULL
, 0);
3267 void git_config_set_in_file(const char *config_filename
,
3268 const char *key
, const char *value
)
3270 git_config_set_multivar_in_file(config_filename
, key
, value
, NULL
, 0);
3273 int git_config_set_gently(const char *key
, const char *value
)
3275 return git_config_set_multivar_gently(key
, value
, NULL
, 0);
3278 int repo_config_set_worktree_gently(struct repository
*r
,
3279 const char *key
, const char *value
)
3281 /* Only use worktree-specific config if it is already enabled. */
3282 if (r
->repository_format_worktree_config
) {
3283 char *file
= repo_git_path(r
, "config.worktree");
3284 int ret
= git_config_set_multivar_in_file_gently(
3285 file
, key
, value
, NULL
, 0);
3289 return repo_config_set_multivar_gently(r
, key
, value
, NULL
, 0);
3292 void git_config_set(const char *key
, const char *value
)
3294 git_config_set_multivar(key
, value
, NULL
, 0);
3296 trace2_cmd_set_config(key
, value
);
3300 * If value==NULL, unset in (remove from) config,
3301 * if value_pattern!=NULL, disregard key/value pairs where value does not match.
3302 * if value_pattern==CONFIG_REGEX_NONE, do not match any existing values
3303 * (only add a new one)
3304 * if flags contains the CONFIG_FLAGS_MULTI_REPLACE flag, all matching
3305 * key/values are removed before a single new pair is written. If the
3306 * flag is not present, then replace only the first match.
3308 * Returns 0 on success.
3310 * This function does this:
3312 * - it locks the config file by creating ".git/config.lock"
3314 * - it then parses the config using store_aux() as validator to find
3315 * the position on the key/value pair to replace. If it is to be unset,
3316 * it must be found exactly once.
3318 * - the config file is mmap()ed and the part before the match (if any) is
3319 * written to the lock file, then the changed part and the rest.
3321 * - the config file is removed and the lock file rename()d to it.
3324 int git_config_set_multivar_in_file_gently(const char *config_filename
,
3325 const char *key
, const char *value
,
3326 const char *value_pattern
,
3329 int fd
= -1, in_fd
= -1;
3331 struct lock_file lock
= LOCK_INIT
;
3332 char *filename_buf
= NULL
;
3333 char *contents
= NULL
;
3335 struct config_store_data store
= CONFIG_STORE_INIT
;
3337 /* parse-key returns negative; flip the sign to feed exit(3) */
3338 ret
= 0 - git_config_parse_key(key
, &store
.key
, &store
.baselen
);
3342 store
.multi_replace
= (flags
& CONFIG_FLAGS_MULTI_REPLACE
) != 0;
3344 if (!config_filename
)
3345 config_filename
= filename_buf
= git_pathdup("config");
3348 * The lock serves a purpose in addition to locking: the new
3349 * contents of .git/config will be written into it.
3351 fd
= hold_lock_file_for_update(&lock
, config_filename
, 0);
3353 error_errno(_("could not lock config file %s"), config_filename
);
3354 ret
= CONFIG_NO_LOCK
;
3359 * If .git/config does not exist yet, write a minimal version.
3361 in_fd
= open(config_filename
, O_RDONLY
);
3363 if ( ENOENT
!= errno
) {
3364 error_errno(_("opening %s"), config_filename
);
3365 ret
= CONFIG_INVALID_FILE
; /* same as "invalid config file" */
3368 /* if nothing to unset, error out */
3370 ret
= CONFIG_NOTHING_SET
;
3375 store
.key
= xstrdup(key
);
3376 if (write_section(fd
, key
, &store
) < 0 ||
3377 write_pair(fd
, key
, value
, &store
) < 0)
3381 size_t copy_begin
, copy_end
;
3382 int i
, new_line
= 0;
3383 struct config_options opts
;
3386 store
.value_pattern
= NULL
;
3387 else if (value_pattern
== CONFIG_REGEX_NONE
)
3388 store
.value_pattern
= CONFIG_REGEX_NONE
;
3389 else if (flags
& CONFIG_FLAGS_FIXED_VALUE
)
3390 store
.fixed_value
= value_pattern
;
3392 if (value_pattern
[0] == '!') {
3393 store
.do_not_match
= 1;
3396 store
.do_not_match
= 0;
3398 store
.value_pattern
= (regex_t
*)xmalloc(sizeof(regex_t
));
3399 if (regcomp(store
.value_pattern
, value_pattern
,
3401 error(_("invalid pattern: %s"), value_pattern
);
3402 FREE_AND_NULL(store
.value_pattern
);
3403 ret
= CONFIG_INVALID_PATTERN
;
3408 ALLOC_GROW(store
.parsed
, 1, store
.parsed_alloc
);
3409 store
.parsed
[0].end
= 0;
3411 memset(&opts
, 0, sizeof(opts
));
3412 opts
.event_fn
= store_aux_event
;
3413 opts
.event_fn_data
= &store
;
3416 * After this, store.parsed will contain offsets of all the
3417 * parsed elements, and store.seen will contain a list of
3418 * matches, as indices into store.parsed.
3420 * As a side effect, we make sure to transform only a valid
3421 * existing config file.
3423 if (git_config_from_file_with_options(store_aux
,
3425 &store
, CONFIG_SCOPE_UNKNOWN
,
3427 error(_("invalid config file %s"), config_filename
);
3428 ret
= CONFIG_INVALID_FILE
;
3432 /* if nothing to unset, or too many matches, error out */
3433 if ((store
.seen_nr
== 0 && value
== NULL
) ||
3434 (store
.seen_nr
> 1 && !store
.multi_replace
)) {
3435 ret
= CONFIG_NOTHING_SET
;
3439 if (fstat(in_fd
, &st
) == -1) {
3440 error_errno(_("fstat on %s failed"), config_filename
);
3441 ret
= CONFIG_INVALID_FILE
;
3445 contents_sz
= xsize_t(st
.st_size
);
3446 contents
= xmmap_gently(NULL
, contents_sz
, PROT_READ
,
3447 MAP_PRIVATE
, in_fd
, 0);
3448 if (contents
== MAP_FAILED
) {
3449 if (errno
== ENODEV
&& S_ISDIR(st
.st_mode
))
3451 error_errno(_("unable to mmap '%s'%s"),
3452 config_filename
, mmap_os_err());
3453 ret
= CONFIG_INVALID_FILE
;
3460 if (chmod(get_lock_file_path(&lock
), st
.st_mode
& 07777) < 0) {
3461 error_errno(_("chmod on %s failed"), get_lock_file_path(&lock
));
3462 ret
= CONFIG_NO_WRITE
;
3466 if (store
.seen_nr
== 0) {
3467 if (!store
.seen_alloc
) {
3468 /* Did not see key nor section */
3469 ALLOC_GROW(store
.seen
, 1, store
.seen_alloc
);
3470 store
.seen
[0] = store
.parsed_nr
3471 - !!store
.parsed_nr
;
3476 for (i
= 0, copy_begin
= 0; i
< store
.seen_nr
; i
++) {
3478 int j
= store
.seen
[i
];
3481 if (!store
.key_seen
) {
3482 copy_end
= store
.parsed
[j
].end
;
3483 /* include '\n' when copying section header */
3484 if (copy_end
> 0 && copy_end
< contents_sz
&&
3485 contents
[copy_end
- 1] != '\n' &&
3486 contents
[copy_end
] == '\n')
3488 replace_end
= copy_end
;
3490 replace_end
= store
.parsed
[j
].end
;
3491 copy_end
= store
.parsed
[j
].begin
;
3493 maybe_remove_section(&store
,
3497 * Swallow preceding white-space on the same
3500 while (copy_end
> 0 ) {
3501 char c
= contents
[copy_end
- 1];
3503 if (isspace(c
) && c
!= '\n')
3510 if (copy_end
> 0 && contents
[copy_end
-1] != '\n')
3513 /* write the first part of the config */
3514 if (copy_end
> copy_begin
) {
3515 if (write_in_full(fd
, contents
+ copy_begin
,
3516 copy_end
- copy_begin
) < 0)
3519 write_str_in_full(fd
, "\n") < 0)
3522 copy_begin
= replace_end
;
3525 /* write the pair (value == NULL means unset) */
3527 if (!store
.section_seen
) {
3528 if (write_section(fd
, key
, &store
) < 0)
3531 if (write_pair(fd
, key
, value
, &store
) < 0)
3535 /* write the rest of the config */
3536 if (copy_begin
< contents_sz
)
3537 if (write_in_full(fd
, contents
+ copy_begin
,
3538 contents_sz
- copy_begin
) < 0)
3541 munmap(contents
, contents_sz
);
3545 if (commit_lock_file(&lock
) < 0) {
3546 error_errno(_("could not write config file %s"), config_filename
);
3547 ret
= CONFIG_NO_WRITE
;
3553 /* Invalidate the config cache */
3557 rollback_lock_file(&lock
);
3560 munmap(contents
, contents_sz
);
3563 config_store_data_clear(&store
);
3567 ret
= write_error(get_lock_file_path(&lock
));
3572 void git_config_set_multivar_in_file(const char *config_filename
,
3573 const char *key
, const char *value
,
3574 const char *value_pattern
, unsigned flags
)
3576 if (!git_config_set_multivar_in_file_gently(config_filename
, key
, value
,
3577 value_pattern
, flags
))
3580 die(_("could not set '%s' to '%s'"), key
, value
);
3582 die(_("could not unset '%s'"), key
);
3585 int git_config_set_multivar_gently(const char *key
, const char *value
,
3586 const char *value_pattern
, unsigned flags
)
3588 return repo_config_set_multivar_gently(the_repository
, key
, value
,
3589 value_pattern
, flags
);
3592 int repo_config_set_multivar_gently(struct repository
*r
, const char *key
,
3594 const char *value_pattern
, unsigned flags
)
3596 char *file
= repo_git_path(r
, "config");
3597 int res
= git_config_set_multivar_in_file_gently(file
,
3605 void git_config_set_multivar(const char *key
, const char *value
,
3606 const char *value_pattern
, unsigned flags
)
3608 git_config_set_multivar_in_file(git_path("config"),
3609 key
, value
, value_pattern
,
3613 static size_t section_name_match (const char *buf
, const char *name
)
3615 size_t i
= 0, j
= 0;
3619 for (i
= 1; buf
[i
] && buf
[i
] != ']'; i
++) {
3620 if (!dot
&& isspace(buf
[i
])) {
3622 if (name
[j
++] != '.')
3624 for (i
++; isspace(buf
[i
]); i
++)
3630 if (buf
[i
] == '\\' && dot
)
3632 else if (buf
[i
] == '"' && dot
) {
3633 for (i
++; isspace(buf
[i
]); i
++)
3637 if (buf
[i
] != name
[j
++])
3640 if (buf
[i
] == ']' && name
[j
] == 0) {
3642 * We match, now just find the right length offset by
3643 * gobbling up any whitespace after it, as well
3646 for (; buf
[i
] && isspace(buf
[i
]); i
++)
3653 static int section_name_is_ok(const char *name
)
3655 /* Empty section names are bogus. */
3660 * Before a dot, we must be alphanumeric or dash. After the first dot,
3661 * anything goes, so we can stop checking.
3663 for (; *name
&& *name
!= '.'; name
++)
3664 if (*name
!= '-' && !isalnum(*name
))
3669 #define GIT_CONFIG_MAX_LINE_LEN (512 * 1024)
3671 /* if new_name == NULL, the section is removed instead */
3672 static int git_config_copy_or_rename_section_in_file(const char *config_filename
,
3673 const char *old_name
,
3674 const char *new_name
, int copy
)
3676 int ret
= 0, remove
= 0;
3677 char *filename_buf
= NULL
;
3678 struct lock_file lock
= LOCK_INIT
;
3680 struct strbuf buf
= STRBUF_INIT
;
3681 FILE *config_file
= NULL
;
3683 struct strbuf copystr
= STRBUF_INIT
;
3684 struct config_store_data store
;
3685 uint32_t line_nr
= 0;
3687 memset(&store
, 0, sizeof(store
));
3689 if (new_name
&& !section_name_is_ok(new_name
)) {
3690 ret
= error(_("invalid section name: %s"), new_name
);
3691 goto out_no_rollback
;
3694 if (!config_filename
)
3695 config_filename
= filename_buf
= git_pathdup("config");
3697 out_fd
= hold_lock_file_for_update(&lock
, config_filename
, 0);
3699 ret
= error(_("could not lock config file %s"), config_filename
);
3703 if (!(config_file
= fopen(config_filename
, "rb"))) {
3704 ret
= warn_on_fopen_errors(config_filename
);
3707 /* no config file means nothing to rename, no error */
3708 goto commit_and_out
;
3711 if (fstat(fileno(config_file
), &st
) == -1) {
3712 ret
= error_errno(_("fstat on %s failed"), config_filename
);
3716 if (chmod(get_lock_file_path(&lock
), st
.st_mode
& 07777) < 0) {
3717 ret
= error_errno(_("chmod on %s failed"),
3718 get_lock_file_path(&lock
));
3722 while (!strbuf_getwholeline(&buf
, config_file
, '\n')) {
3725 char *output
= buf
.buf
;
3729 if (buf
.len
>= GIT_CONFIG_MAX_LINE_LEN
) {
3730 ret
= error(_("refusing to work with overly long line "
3731 "in '%s' on line %"PRIuMAX
),
3732 config_filename
, (uintmax_t)line_nr
);
3736 for (i
= 0; buf
.buf
[i
] && isspace(buf
.buf
[i
]); i
++)
3738 if (buf
.buf
[i
] == '[') {
3739 /* it's a section */
3744 * When encountering a new section under -c we
3745 * need to flush out any section we're already
3746 * coping and begin anew. There might be
3747 * multiple [branch "$name"] sections.
3749 if (copystr
.len
> 0) {
3750 if (write_in_full(out_fd
, copystr
.buf
, copystr
.len
) < 0) {
3751 ret
= write_error(get_lock_file_path(&lock
));
3754 strbuf_reset(©str
);
3757 offset
= section_name_match(&buf
.buf
[i
], old_name
);
3764 store
.baselen
= strlen(new_name
);
3766 if (write_section(out_fd
, new_name
, &store
) < 0) {
3767 ret
= write_error(get_lock_file_path(&lock
));
3771 * We wrote out the new section, with
3772 * a newline, now skip the old
3775 output
+= offset
+ i
;
3776 if (strlen(output
) > 0) {
3778 * More content means there's
3779 * a declaration to put on the
3780 * next line; indent with a
3787 strbuf_release(©str
);
3788 copystr
= store_create_section(new_name
, &store
);
3795 length
= strlen(output
);
3797 if (!is_section
&& copystr
.len
> 0) {
3798 strbuf_add(©str
, output
, length
);
3801 if (write_in_full(out_fd
, output
, length
) < 0) {
3802 ret
= write_error(get_lock_file_path(&lock
));
3808 * Copy a trailing section at the end of the config, won't be
3809 * flushed by the usual "flush because we have a new section
3810 * logic in the loop above.
3812 if (copystr
.len
> 0) {
3813 if (write_in_full(out_fd
, copystr
.buf
, copystr
.len
) < 0) {
3814 ret
= write_error(get_lock_file_path(&lock
));
3817 strbuf_reset(©str
);
3820 fclose(config_file
);
3823 if (commit_lock_file(&lock
) < 0)
3824 ret
= error_errno(_("could not write config file %s"),
3828 fclose(config_file
);
3829 rollback_lock_file(&lock
);
3832 config_store_data_clear(&store
);
3833 strbuf_release(&buf
);
3834 strbuf_release(©str
);
3838 int git_config_rename_section_in_file(const char *config_filename
,
3839 const char *old_name
, const char *new_name
)
3841 return git_config_copy_or_rename_section_in_file(config_filename
,
3842 old_name
, new_name
, 0);
3845 int git_config_rename_section(const char *old_name
, const char *new_name
)
3847 return git_config_rename_section_in_file(NULL
, old_name
, new_name
);
3850 int git_config_copy_section_in_file(const char *config_filename
,
3851 const char *old_name
, const char *new_name
)
3853 return git_config_copy_or_rename_section_in_file(config_filename
,
3854 old_name
, new_name
, 1);
3857 int git_config_copy_section(const char *old_name
, const char *new_name
)
3859 return git_config_copy_section_in_file(NULL
, old_name
, new_name
);
3863 * Call this to report error for your variable that should not
3864 * get a boolean value (i.e. "[my] var" means "true").
3866 #undef config_error_nonbool
3867 int config_error_nonbool(const char *var
)
3869 return error(_("missing value for '%s'"), var
);
3872 int parse_config_key(const char *var
,
3873 const char *section
,
3874 const char **subsection
, size_t *subsection_len
,
3879 /* Does it start with "section." ? */
3880 if (!skip_prefix(var
, section
, &var
) || *var
!= '.')
3884 * Find the key; we don't know yet if we have a subsection, but we must
3885 * parse backwards from the end, since the subsection may have dots in
3888 dot
= strrchr(var
, '.');
3891 /* Did we have a subsection at all? */
3895 *subsection_len
= 0;
3901 *subsection
= var
+ 1;
3902 *subsection_len
= dot
- *subsection
;
3908 const char *config_origin_type_name(enum config_origin_type type
)
3911 case CONFIG_ORIGIN_BLOB
:
3913 case CONFIG_ORIGIN_FILE
:
3915 case CONFIG_ORIGIN_STDIN
:
3916 return "standard input";
3917 case CONFIG_ORIGIN_SUBMODULE_BLOB
:
3918 return "submodule-blob";
3919 case CONFIG_ORIGIN_CMDLINE
:
3920 return "command line";
3922 BUG("unknown config origin type");
3926 const char *config_scope_name(enum config_scope scope
)
3929 case CONFIG_SCOPE_SYSTEM
:
3931 case CONFIG_SCOPE_GLOBAL
:
3933 case CONFIG_SCOPE_LOCAL
:
3935 case CONFIG_SCOPE_WORKTREE
:
3937 case CONFIG_SCOPE_COMMAND
:
3939 case CONFIG_SCOPE_SUBMODULE
:
3946 int lookup_config(const char **mapping
, int nr_mapping
, const char *var
)
3950 for (i
= 0; i
< nr_mapping
; i
++) {
3951 const char *name
= mapping
[i
];
3953 if (name
&& !strcasecmp(var
, name
))