2 * GIT - The information manager from hell
4 * Copyright (C) Linus Torvalds, 2005
5 * Copyright (C) Johannes Schindelin, 2005
12 #include "environment.h"
13 #include "repository.h"
19 #include "string-list.h"
20 #include "object-store.h"
27 struct config_source
{
28 struct config_source
*prev
;
37 enum config_origin_type origin_type
;
40 enum config_error_action default_error_action
;
46 unsigned subsection_case_sensitive
: 1;
48 int (*do_fgetc
)(struct config_source
*c
);
49 int (*do_ungetc
)(int c
, struct config_source
*conf
);
50 long (*do_ftell
)(struct config_source
*c
);
54 * These variables record the "current" config source, which
55 * can be accessed by parsing callbacks.
57 * The "cf" variable will be non-NULL only when we are actually parsing a real
58 * config source (file, blob, cmdline, etc).
60 * The "current_config_kvi" variable will be non-NULL only when we are feeding
61 * cached config from a configset into a callback.
63 * They should generally never be non-NULL at the same time. If they are both
64 * NULL, then we aren't parsing anything (and depending on the function looking
65 * at the variables, it's either a bug for it to be called in the first place,
66 * or it's a function which can be reused for non-config purposes, and should
67 * fall back to some sane behavior).
69 static struct config_source
*cf
;
70 static struct key_value_info
*current_config_kvi
;
73 * Similar to the variables above, this gives access to the "scope" of the
74 * current value (repo, global, etc). For cached values, it can be found via
75 * the current_config_kvi as above. During parsing, the current value can be
76 * found in this variable. It's not part of "cf" because it transcends a single
77 * file (i.e., a file included from .git/config is still in "repo" scope).
79 static enum config_scope current_parsing_scope
;
81 static int pack_compression_seen
;
82 static int zlib_compression_seen
;
85 * Config that comes from trusted scopes, namely:
86 * - CONFIG_SCOPE_SYSTEM (e.g. /etc/gitconfig)
87 * - CONFIG_SCOPE_GLOBAL (e.g. $HOME/.gitconfig, $XDG_CONFIG_HOME/git)
88 * - CONFIG_SCOPE_COMMAND (e.g. "-c" option, environment variables)
90 * This is declared here for code cleanliness, but unlike the other
91 * static variables, this does not hold config parser state.
93 static struct config_set protected_config
;
95 static int config_file_fgetc(struct config_source
*conf
)
97 return getc_unlocked(conf
->u
.file
);
100 static int config_file_ungetc(int c
, struct config_source
*conf
)
102 return ungetc(c
, conf
->u
.file
);
105 static long config_file_ftell(struct config_source
*conf
)
107 return ftell(conf
->u
.file
);
111 static int config_buf_fgetc(struct config_source
*conf
)
113 if (conf
->u
.buf
.pos
< conf
->u
.buf
.len
)
114 return conf
->u
.buf
.buf
[conf
->u
.buf
.pos
++];
119 static int config_buf_ungetc(int c
, struct config_source
*conf
)
121 if (conf
->u
.buf
.pos
> 0) {
123 if (conf
->u
.buf
.buf
[conf
->u
.buf
.pos
] != c
)
124 BUG("config_buf can only ungetc the same character");
131 static long config_buf_ftell(struct config_source
*conf
)
133 return conf
->u
.buf
.pos
;
136 struct config_include_data
{
140 const struct config_options
*opts
;
141 struct git_config_source
*config_source
;
144 * All remote URLs discovered when reading all config files.
146 struct string_list
*remote_urls
;
148 #define CONFIG_INCLUDE_INIT { 0 }
150 static int git_config_include(const char *var
, const char *value
, void *data
);
152 #define MAX_INCLUDE_DEPTH 10
153 static const char include_depth_advice
[] = N_(
154 "exceeded maximum include depth (%d) while including\n"
158 "This might be due to circular includes.");
159 static int handle_path_include(const char *path
, struct config_include_data
*inc
)
162 struct strbuf buf
= STRBUF_INIT
;
166 return config_error_nonbool("include.path");
168 expanded
= interpolate_path(path
, 0);
170 return error(_("could not expand include path '%s'"), path
);
174 * Use an absolute path as-is, but interpret relative paths
175 * based on the including config file.
177 if (!is_absolute_path(path
)) {
180 if (!cf
|| !cf
->path
) {
181 ret
= error(_("relative config includes must come from files"));
185 slash
= find_last_dir_sep(cf
->path
);
187 strbuf_add(&buf
, cf
->path
, slash
- cf
->path
+ 1);
188 strbuf_addstr(&buf
, path
);
192 if (!access_or_die(path
, R_OK
, 0)) {
193 if (++inc
->depth
> MAX_INCLUDE_DEPTH
)
194 die(_(include_depth_advice
), MAX_INCLUDE_DEPTH
, path
,
196 cf
->name
? cf
->name
:
198 ret
= git_config_from_file(git_config_include
, path
, inc
);
202 strbuf_release(&buf
);
207 static void add_trailing_starstar_for_dir(struct strbuf
*pat
)
209 if (pat
->len
&& is_dir_sep(pat
->buf
[pat
->len
- 1]))
210 strbuf_addstr(pat
, "**");
213 static int prepare_include_condition_pattern(struct strbuf
*pat
)
215 struct strbuf path
= STRBUF_INIT
;
219 expanded
= interpolate_path(pat
->buf
, 1);
222 strbuf_addstr(pat
, expanded
);
226 if (pat
->buf
[0] == '.' && is_dir_sep(pat
->buf
[1])) {
229 if (!cf
|| !cf
->path
)
230 return error(_("relative config include "
231 "conditionals must come from files"));
233 strbuf_realpath(&path
, cf
->path
, 1);
234 slash
= find_last_dir_sep(path
.buf
);
236 BUG("how is this possible?");
237 strbuf_splice(pat
, 0, 1, path
.buf
, slash
- path
.buf
);
238 prefix
= slash
- path
.buf
+ 1 /* slash */;
239 } else if (!is_absolute_path(pat
->buf
))
240 strbuf_insertstr(pat
, 0, "**/");
242 add_trailing_starstar_for_dir(pat
);
244 strbuf_release(&path
);
248 static int include_by_gitdir(const struct config_options
*opts
,
249 const char *cond
, size_t cond_len
, int icase
)
251 struct strbuf text
= STRBUF_INIT
;
252 struct strbuf pattern
= STRBUF_INIT
;
255 int already_tried_absolute
= 0;
258 git_dir
= opts
->git_dir
;
262 strbuf_realpath(&text
, git_dir
, 1);
263 strbuf_add(&pattern
, cond
, cond_len
);
264 prefix
= prepare_include_condition_pattern(&pattern
);
272 * perform literal matching on the prefix part so that
273 * any wildcard character in it can't create side effects.
275 if (text
.len
< prefix
)
277 if (!icase
&& strncmp(pattern
.buf
, text
.buf
, prefix
))
279 if (icase
&& strncasecmp(pattern
.buf
, text
.buf
, prefix
))
283 ret
= !wildmatch(pattern
.buf
+ prefix
, text
.buf
+ prefix
,
284 WM_PATHNAME
| (icase
? WM_CASEFOLD
: 0));
286 if (!ret
&& !already_tried_absolute
) {
288 * We've tried e.g. matching gitdir:~/work, but if
289 * ~/work is a symlink to /mnt/storage/work
290 * strbuf_realpath() will expand it, so the rule won't
291 * match. Let's match against a
292 * strbuf_add_absolute_path() version of the path,
293 * which'll do the right thing
296 strbuf_add_absolute_path(&text
, git_dir
);
297 already_tried_absolute
= 1;
301 strbuf_release(&pattern
);
302 strbuf_release(&text
);
306 static int include_by_branch(const char *cond
, size_t cond_len
)
310 struct strbuf pattern
= STRBUF_INIT
;
311 const char *refname
= !the_repository
->gitdir
?
312 NULL
: resolve_ref_unsafe("HEAD", 0, NULL
, &flags
);
313 const char *shortname
;
315 if (!refname
|| !(flags
& REF_ISSYMREF
) ||
316 !skip_prefix(refname
, "refs/heads/", &shortname
))
319 strbuf_add(&pattern
, cond
, cond_len
);
320 add_trailing_starstar_for_dir(&pattern
);
321 ret
= !wildmatch(pattern
.buf
, shortname
, WM_PATHNAME
);
322 strbuf_release(&pattern
);
326 static int add_remote_url(const char *var
, const char *value
, void *data
)
328 struct string_list
*remote_urls
= data
;
329 const char *remote_name
;
330 size_t remote_name_len
;
333 if (!parse_config_key(var
, "remote", &remote_name
, &remote_name_len
,
337 string_list_append(remote_urls
, value
);
341 static void populate_remote_urls(struct config_include_data
*inc
)
343 struct config_options opts
;
345 struct config_source
*store_cf
= cf
;
346 struct key_value_info
*store_kvi
= current_config_kvi
;
347 enum config_scope store_scope
= current_parsing_scope
;
350 opts
.unconditional_remote_url
= 1;
353 current_config_kvi
= NULL
;
354 current_parsing_scope
= 0;
356 inc
->remote_urls
= xmalloc(sizeof(*inc
->remote_urls
));
357 string_list_init_dup(inc
->remote_urls
);
358 config_with_options(add_remote_url
, inc
->remote_urls
, inc
->config_source
, &opts
);
361 current_config_kvi
= store_kvi
;
362 current_parsing_scope
= store_scope
;
365 static int forbid_remote_url(const char *var
, const char *value UNUSED
,
368 const char *remote_name
;
369 size_t remote_name_len
;
372 if (!parse_config_key(var
, "remote", &remote_name
, &remote_name_len
,
376 die(_("remote URLs cannot be configured in file directly or indirectly included by includeIf.hasconfig:remote.*.url"));
380 static int at_least_one_url_matches_glob(const char *glob
, int glob_len
,
381 struct string_list
*remote_urls
)
383 struct strbuf pattern
= STRBUF_INIT
;
384 struct string_list_item
*url_item
;
387 strbuf_add(&pattern
, glob
, glob_len
);
388 for_each_string_list_item(url_item
, remote_urls
) {
389 if (!wildmatch(pattern
.buf
, url_item
->string
, WM_PATHNAME
)) {
394 strbuf_release(&pattern
);
398 static int include_by_remote_url(struct config_include_data
*inc
,
399 const char *cond
, size_t cond_len
)
401 if (inc
->opts
->unconditional_remote_url
)
403 if (!inc
->remote_urls
)
404 populate_remote_urls(inc
);
405 return at_least_one_url_matches_glob(cond
, cond_len
,
409 static int include_condition_is_true(struct config_include_data
*inc
,
410 const char *cond
, size_t cond_len
)
412 const struct config_options
*opts
= inc
->opts
;
414 if (skip_prefix_mem(cond
, cond_len
, "gitdir:", &cond
, &cond_len
))
415 return include_by_gitdir(opts
, cond
, cond_len
, 0);
416 else if (skip_prefix_mem(cond
, cond_len
, "gitdir/i:", &cond
, &cond_len
))
417 return include_by_gitdir(opts
, cond
, cond_len
, 1);
418 else if (skip_prefix_mem(cond
, cond_len
, "onbranch:", &cond
, &cond_len
))
419 return include_by_branch(cond
, cond_len
);
420 else if (skip_prefix_mem(cond
, cond_len
, "hasconfig:remote.*.url:", &cond
,
422 return include_by_remote_url(inc
, cond
, cond_len
);
424 /* unknown conditionals are always false */
428 static int git_config_include(const char *var
, const char *value
, void *data
)
430 struct config_include_data
*inc
= data
;
431 const char *cond
, *key
;
436 * Pass along all values, including "include" directives; this makes it
437 * possible to query information on the includes themselves.
439 ret
= inc
->fn(var
, value
, inc
->data
);
443 if (!strcmp(var
, "include.path"))
444 ret
= handle_path_include(value
, inc
);
446 if (!parse_config_key(var
, "includeif", &cond
, &cond_len
, &key
) &&
447 cond
&& include_condition_is_true(inc
, cond
, cond_len
) &&
448 !strcmp(key
, "path")) {
449 config_fn_t old_fn
= inc
->fn
;
451 if (inc
->opts
->unconditional_remote_url
)
452 inc
->fn
= forbid_remote_url
;
453 ret
= handle_path_include(value
, inc
);
460 static void git_config_push_split_parameter(const char *key
, const char *value
)
462 struct strbuf env
= STRBUF_INIT
;
463 const char *old
= getenv(CONFIG_DATA_ENVIRONMENT
);
465 strbuf_addstr(&env
, old
);
466 strbuf_addch(&env
, ' ');
468 sq_quote_buf(&env
, key
);
469 strbuf_addch(&env
, '=');
471 sq_quote_buf(&env
, value
);
472 setenv(CONFIG_DATA_ENVIRONMENT
, env
.buf
, 1);
473 strbuf_release(&env
);
476 void git_config_push_parameter(const char *text
)
483 * section.subsection=with=equals.key=value
485 * we cannot tell if it means:
487 * [section "subsection=with=equals"]
493 * subsection = with=equals.key=value
495 * We parse left-to-right for the first "=", meaning we'll prefer to
496 * keep the value intact over the subsection. This is historical, but
497 * also sensible since values are more likely to contain odd or
498 * untrusted input than a section name.
500 * A missing equals is explicitly allowed (as a bool-only entry).
502 value
= strchr(text
, '=');
504 char *key
= xmemdupz(text
, value
- text
);
505 git_config_push_split_parameter(key
, value
+ 1);
508 git_config_push_split_parameter(text
, NULL
);
512 void git_config_push_env(const char *spec
)
515 const char *env_name
;
516 const char *env_value
;
518 env_name
= strrchr(spec
, '=');
520 die(_("invalid config format: %s"), spec
);
521 key
= xmemdupz(spec
, env_name
- spec
);
524 die(_("missing environment variable name for configuration '%.*s'"),
525 (int)(env_name
- spec
- 1), spec
);
527 env_value
= getenv(env_name
);
529 die(_("missing environment variable '%s' for configuration '%.*s'"),
530 env_name
, (int)(env_name
- spec
- 1), spec
);
532 git_config_push_split_parameter(key
, env_value
);
536 static inline int iskeychar(int c
)
538 return isalnum(c
) || c
== '-';
542 * Auxiliary function to sanity-check and split the key into the section
543 * identifier and variable name.
545 * Returns 0 on success, -1 when there is an invalid character in the key and
546 * -2 if there is no section name in the key.
548 * store_key - pointer to char* which will hold a copy of the key with
549 * lowercase section and variable name
550 * baselen - pointer to size_t which will hold the length of the
551 * section + subsection part, can be NULL
553 int git_config_parse_key(const char *key
, char **store_key
, size_t *baselen_
)
557 const char *last_dot
= strrchr(key
, '.');
560 * Since "key" actually contains the section name and the real
561 * key name separated by a dot, we have to know where the dot is.
564 if (last_dot
== NULL
|| last_dot
== key
) {
565 error(_("key does not contain a section: %s"), key
);
566 return -CONFIG_NO_SECTION_OR_NAME
;
570 error(_("key does not contain variable name: %s"), key
);
571 return -CONFIG_NO_SECTION_OR_NAME
;
574 baselen
= last_dot
- key
;
579 * Validate the key and while at it, lower case it for matching.
581 *store_key
= xmallocz(strlen(key
));
584 for (i
= 0; key
[i
]; i
++) {
585 unsigned char c
= key
[i
];
588 /* Leave the extended basename untouched.. */
589 if (!dot
|| i
> baselen
) {
591 (i
== baselen
+ 1 && !isalpha(c
))) {
592 error(_("invalid key: %s"), key
);
596 } else if (c
== '\n') {
597 error(_("invalid key (newline): %s"), key
);
606 FREE_AND_NULL(*store_key
);
607 return -CONFIG_INVALID_KEY
;
610 static int config_parse_pair(const char *key
, const char *value
,
611 config_fn_t fn
, void *data
)
613 char *canonical_name
;
617 return error(_("empty config key"));
618 if (git_config_parse_key(key
, &canonical_name
, NULL
))
621 ret
= (fn(canonical_name
, value
, data
) < 0) ? -1 : 0;
622 free(canonical_name
);
626 int git_config_parse_parameter(const char *text
,
627 config_fn_t fn
, void *data
)
630 struct strbuf
**pair
;
633 pair
= strbuf_split_str(text
, '=', 2);
635 return error(_("bogus config parameter: %s"), text
);
637 if (pair
[0]->len
&& pair
[0]->buf
[pair
[0]->len
- 1] == '=') {
638 strbuf_setlen(pair
[0], pair
[0]->len
- 1);
639 value
= pair
[1] ? pair
[1]->buf
: "";
644 strbuf_trim(pair
[0]);
646 strbuf_list_free(pair
);
647 return error(_("bogus config parameter: %s"), text
);
650 ret
= config_parse_pair(pair
[0]->buf
, value
, fn
, data
);
651 strbuf_list_free(pair
);
655 static int parse_config_env_list(char *env
, config_fn_t fn
, void *data
)
658 while (cur
&& *cur
) {
659 const char *key
= sq_dequote_step(cur
, &cur
);
661 return error(_("bogus format in %s"),
662 CONFIG_DATA_ENVIRONMENT
);
664 if (!cur
|| isspace(*cur
)) {
665 /* old-style 'key=value' */
666 if (git_config_parse_parameter(key
, fn
, data
) < 0)
669 else if (*cur
== '=') {
670 /* new-style 'key'='value' */
676 value
= sq_dequote_step(cur
, &cur
);
677 if (!value
|| (cur
&& !isspace(*cur
))) {
678 return error(_("bogus format in %s"),
679 CONFIG_DATA_ENVIRONMENT
);
681 } else if (!*cur
|| isspace(*cur
)) {
682 /* implicit bool: 'key'= */
685 return error(_("bogus format in %s"),
686 CONFIG_DATA_ENVIRONMENT
);
689 if (config_parse_pair(key
, value
, fn
, data
) < 0)
694 return error(_("bogus format in %s"),
695 CONFIG_DATA_ENVIRONMENT
);
699 while (isspace(*cur
))
706 int git_config_from_parameters(config_fn_t fn
, void *data
)
709 struct strbuf envvar
= STRBUF_INIT
;
710 struct strvec to_free
= STRVEC_INIT
;
713 struct config_source source
;
715 memset(&source
, 0, sizeof(source
));
717 source
.origin_type
= CONFIG_ORIGIN_CMDLINE
;
720 env
= getenv(CONFIG_COUNT_ENVIRONMENT
);
726 count
= strtoul(env
, &endp
, 10);
728 ret
= error(_("bogus count in %s"), CONFIG_COUNT_ENVIRONMENT
);
731 if (count
> INT_MAX
) {
732 ret
= error(_("too many entries in %s"), CONFIG_COUNT_ENVIRONMENT
);
736 for (i
= 0; i
< count
; i
++) {
737 const char *key
, *value
;
739 strbuf_addf(&envvar
, "GIT_CONFIG_KEY_%d", i
);
740 key
= getenv_safe(&to_free
, envvar
.buf
);
742 ret
= error(_("missing config key %s"), envvar
.buf
);
745 strbuf_reset(&envvar
);
747 strbuf_addf(&envvar
, "GIT_CONFIG_VALUE_%d", i
);
748 value
= getenv_safe(&to_free
, envvar
.buf
);
750 ret
= error(_("missing config value %s"), envvar
.buf
);
753 strbuf_reset(&envvar
);
755 if (config_parse_pair(key
, value
, fn
, data
) < 0) {
762 env
= getenv(CONFIG_DATA_ENVIRONMENT
);
764 /* sq_dequote will write over it */
766 if (parse_config_env_list(envw
, fn
, data
) < 0) {
773 strbuf_release(&envvar
);
774 strvec_clear(&to_free
);
780 static int get_next_char(void)
782 int c
= cf
->do_fgetc(cf
);
785 /* DOS like systems */
786 c
= cf
->do_fgetc(cf
);
789 cf
->do_ungetc(c
, cf
);
794 if (c
!= EOF
&& ++cf
->total_len
> INT_MAX
) {
796 * This is an absurdly long config file; refuse to parse
797 * further in order to protect downstream code from integer
798 * overflows. Note that we can't return an error specifically,
799 * but we can mark EOF and put trash in the return value,
800 * which will trigger a parse error.
816 static char *parse_value(void)
818 int quote
= 0, comment
= 0, space
= 0;
820 strbuf_reset(&cf
->value
);
822 int c
= get_next_char();
828 return cf
->value
.buf
;
832 if (isspace(c
) && !quote
) {
838 if (c
== ';' || c
== '#') {
843 for (; space
; space
--)
844 strbuf_addch(&cf
->value
, ' ');
859 /* Some characters escape as themselves */
862 /* Reject unknown escape sequences */
866 strbuf_addch(&cf
->value
, c
);
873 strbuf_addch(&cf
->value
, c
);
877 static int get_value(config_fn_t fn
, void *data
, struct strbuf
*name
)
883 /* Get the full name */
890 strbuf_addch(name
, tolower(c
));
893 while (c
== ' ' || c
== '\t')
900 value
= parse_value();
905 * We already consumed the \n, but we need linenr to point to
906 * the line we just parsed during the call to fn to get
907 * accurate line number in error messages.
910 ret
= fn(name
->buf
, value
, data
);
916 static int get_extended_base_var(struct strbuf
*name
, int c
)
918 cf
->subsection_case_sensitive
= 0;
921 goto error_incomplete_line
;
923 } while (isspace(c
));
925 /* We require the format to be '[base "extension"]' */
928 strbuf_addch(name
, '.');
931 int c
= get_next_char();
933 goto error_incomplete_line
;
939 goto error_incomplete_line
;
941 strbuf_addch(name
, c
);
945 if (get_next_char() != ']')
948 error_incomplete_line
:
953 static int get_base_var(struct strbuf
*name
)
955 cf
->subsection_case_sensitive
= 1;
957 int c
= get_next_char();
963 return get_extended_base_var(name
, c
);
964 if (!iskeychar(c
) && c
!= '.')
966 strbuf_addch(name
, tolower(c
));
970 struct parse_event_data
{
971 enum config_event_t previous_type
;
972 size_t previous_offset
;
973 const struct config_options
*opts
;
976 static int do_event(enum config_event_t type
, struct parse_event_data
*data
)
980 if (!data
->opts
|| !data
->opts
->event_fn
)
983 if (type
== CONFIG_EVENT_WHITESPACE
&&
984 data
->previous_type
== type
)
987 offset
= cf
->do_ftell(cf
);
989 * At EOF, the parser always "inserts" an extra '\n', therefore
990 * the end offset of the event is the current file position, otherwise
991 * we will already have advanced to the next event.
993 if (type
!= CONFIG_EVENT_EOF
)
996 if (data
->previous_type
!= CONFIG_EVENT_EOF
&&
997 data
->opts
->event_fn(data
->previous_type
, data
->previous_offset
,
998 offset
, data
->opts
->event_fn_data
) < 0)
1001 data
->previous_type
= type
;
1002 data
->previous_offset
= offset
;
1007 static int git_parse_source(config_fn_t fn
, void *data
,
1008 const struct config_options
*opts
)
1012 struct strbuf
*var
= &cf
->var
;
1013 int error_return
= 0;
1014 char *error_msg
= NULL
;
1016 /* U+FEFF Byte Order Mark in UTF8 */
1017 const char *bomptr
= utf8_bom
;
1019 /* For the parser event callback */
1020 struct parse_event_data event_data
= {
1021 CONFIG_EVENT_EOF
, 0, opts
1027 c
= get_next_char();
1028 if (bomptr
&& *bomptr
) {
1029 /* We are at the file beginning; skip UTF8-encoded BOM
1030 * if present. Sane editors won't put this in on their
1031 * own, but e.g. Windows Notepad will do it happily. */
1032 if (c
== (*bomptr
& 0377)) {
1036 /* Do not tolerate partial BOM. */
1037 if (bomptr
!= utf8_bom
)
1039 /* No BOM at file beginning. Cool. */
1045 if (do_event(CONFIG_EVENT_EOF
, &event_data
) < 0)
1049 if (do_event(CONFIG_EVENT_WHITESPACE
, &event_data
) < 0)
1057 if (do_event(CONFIG_EVENT_WHITESPACE
, &event_data
) < 0)
1061 if (c
== '#' || c
== ';') {
1062 if (do_event(CONFIG_EVENT_COMMENT
, &event_data
) < 0)
1068 if (do_event(CONFIG_EVENT_SECTION
, &event_data
) < 0)
1071 /* Reset prior to determining a new stem */
1073 if (get_base_var(var
) < 0 || var
->len
< 1)
1075 strbuf_addch(var
, '.');
1082 if (do_event(CONFIG_EVENT_ENTRY
, &event_data
) < 0)
1086 * Truncate the var name back to the section header
1087 * stem prior to grabbing the suffix part of the name
1090 strbuf_setlen(var
, baselen
);
1091 strbuf_addch(var
, tolower(c
));
1092 if (get_value(fn
, data
, var
) < 0)
1096 if (do_event(CONFIG_EVENT_ERROR
, &event_data
) < 0)
1099 switch (cf
->origin_type
) {
1100 case CONFIG_ORIGIN_BLOB
:
1101 error_msg
= xstrfmt(_("bad config line %d in blob %s"),
1102 cf
->linenr
, cf
->name
);
1104 case CONFIG_ORIGIN_FILE
:
1105 error_msg
= xstrfmt(_("bad config line %d in file %s"),
1106 cf
->linenr
, cf
->name
);
1108 case CONFIG_ORIGIN_STDIN
:
1109 error_msg
= xstrfmt(_("bad config line %d in standard input"),
1112 case CONFIG_ORIGIN_SUBMODULE_BLOB
:
1113 error_msg
= xstrfmt(_("bad config line %d in submodule-blob %s"),
1114 cf
->linenr
, cf
->name
);
1116 case CONFIG_ORIGIN_CMDLINE
:
1117 error_msg
= xstrfmt(_("bad config line %d in command line %s"),
1118 cf
->linenr
, cf
->name
);
1121 error_msg
= xstrfmt(_("bad config line %d in %s"),
1122 cf
->linenr
, cf
->name
);
1125 switch (opts
&& opts
->error_action
?
1126 opts
->error_action
:
1127 cf
->default_error_action
) {
1128 case CONFIG_ERROR_DIE
:
1129 die("%s", error_msg
);
1131 case CONFIG_ERROR_ERROR
:
1132 error_return
= error("%s", error_msg
);
1134 case CONFIG_ERROR_SILENT
:
1137 case CONFIG_ERROR_UNSET
:
1138 BUG("config error action unset");
1142 return error_return
;
1145 static uintmax_t get_unit_factor(const char *end
)
1149 else if (!strcasecmp(end
, "k"))
1151 else if (!strcasecmp(end
, "m"))
1153 else if (!strcasecmp(end
, "g"))
1154 return 1024 * 1024 * 1024;
1158 static int git_parse_signed(const char *value
, intmax_t *ret
, intmax_t max
)
1160 if (value
&& *value
) {
1166 BUG("max must be a positive integer");
1169 val
= strtoimax(value
, &end
, 0);
1170 if (errno
== ERANGE
)
1176 factor
= get_unit_factor(end
);
1181 if ((val
< 0 && -max
/ factor
> val
) ||
1182 (val
> 0 && max
/ factor
< val
)) {
1194 static int git_parse_unsigned(const char *value
, uintmax_t *ret
, uintmax_t max
)
1196 if (value
&& *value
) {
1201 /* negative values would be accepted by strtoumax */
1202 if (strchr(value
, '-')) {
1207 val
= strtoumax(value
, &end
, 0);
1208 if (errno
== ERANGE
)
1214 factor
= get_unit_factor(end
);
1219 if (unsigned_mult_overflows(factor
, val
) ||
1220 factor
* val
> max
) {
1232 int git_parse_int(const char *value
, int *ret
)
1235 if (!git_parse_signed(value
, &tmp
, maximum_signed_value_of_type(int)))
1241 static int git_parse_int64(const char *value
, int64_t *ret
)
1244 if (!git_parse_signed(value
, &tmp
, maximum_signed_value_of_type(int64_t)))
1250 int git_parse_ulong(const char *value
, unsigned long *ret
)
1253 if (!git_parse_unsigned(value
, &tmp
, maximum_unsigned_value_of_type(long)))
1259 int git_parse_ssize_t(const char *value
, ssize_t
*ret
)
1262 if (!git_parse_signed(value
, &tmp
, maximum_signed_value_of_type(ssize_t
)))
1269 static void die_bad_number(const char *name
, const char *value
)
1271 const char *error_type
= (errno
== ERANGE
) ?
1272 N_("out of range") : N_("invalid unit");
1273 const char *bad_numeric
= N_("bad numeric config value '%s' for '%s': %s");
1278 if (!(cf
&& cf
->name
))
1279 die(_(bad_numeric
), value
, name
, _(error_type
));
1281 switch (cf
->origin_type
) {
1282 case CONFIG_ORIGIN_BLOB
:
1283 die(_("bad numeric config value '%s' for '%s' in blob %s: %s"),
1284 value
, name
, cf
->name
, _(error_type
));
1285 case CONFIG_ORIGIN_FILE
:
1286 die(_("bad numeric config value '%s' for '%s' in file %s: %s"),
1287 value
, name
, cf
->name
, _(error_type
));
1288 case CONFIG_ORIGIN_STDIN
:
1289 die(_("bad numeric config value '%s' for '%s' in standard input: %s"),
1290 value
, name
, _(error_type
));
1291 case CONFIG_ORIGIN_SUBMODULE_BLOB
:
1292 die(_("bad numeric config value '%s' for '%s' in submodule-blob %s: %s"),
1293 value
, name
, cf
->name
, _(error_type
));
1294 case CONFIG_ORIGIN_CMDLINE
:
1295 die(_("bad numeric config value '%s' for '%s' in command line %s: %s"),
1296 value
, name
, cf
->name
, _(error_type
));
1298 die(_("bad numeric config value '%s' for '%s' in %s: %s"),
1299 value
, name
, cf
->name
, _(error_type
));
1303 int git_config_int(const char *name
, const char *value
)
1306 if (!git_parse_int(value
, &ret
))
1307 die_bad_number(name
, value
);
1311 int64_t git_config_int64(const char *name
, const char *value
)
1314 if (!git_parse_int64(value
, &ret
))
1315 die_bad_number(name
, value
);
1319 unsigned long git_config_ulong(const char *name
, const char *value
)
1322 if (!git_parse_ulong(value
, &ret
))
1323 die_bad_number(name
, value
);
1327 ssize_t
git_config_ssize_t(const char *name
, const char *value
)
1330 if (!git_parse_ssize_t(value
, &ret
))
1331 die_bad_number(name
, value
);
1335 static int git_parse_maybe_bool_text(const char *value
)
1341 if (!strcasecmp(value
, "true")
1342 || !strcasecmp(value
, "yes")
1343 || !strcasecmp(value
, "on"))
1345 if (!strcasecmp(value
, "false")
1346 || !strcasecmp(value
, "no")
1347 || !strcasecmp(value
, "off"))
1352 static const struct fsync_component_name
{
1354 enum fsync_component component_bits
;
1355 } fsync_component_names
[] = {
1356 { "loose-object", FSYNC_COMPONENT_LOOSE_OBJECT
},
1357 { "pack", FSYNC_COMPONENT_PACK
},
1358 { "pack-metadata", FSYNC_COMPONENT_PACK_METADATA
},
1359 { "commit-graph", FSYNC_COMPONENT_COMMIT_GRAPH
},
1360 { "index", FSYNC_COMPONENT_INDEX
},
1361 { "objects", FSYNC_COMPONENTS_OBJECTS
},
1362 { "reference", FSYNC_COMPONENT_REFERENCE
},
1363 { "derived-metadata", FSYNC_COMPONENTS_DERIVED_METADATA
},
1364 { "committed", FSYNC_COMPONENTS_COMMITTED
},
1365 { "added", FSYNC_COMPONENTS_ADDED
},
1366 { "all", FSYNC_COMPONENTS_ALL
},
1369 static enum fsync_component
parse_fsync_components(const char *var
, const char *string
)
1371 enum fsync_component current
= FSYNC_COMPONENTS_PLATFORM_DEFAULT
;
1372 enum fsync_component positive
= 0, negative
= 0;
1381 string
= string
+ strspn(string
, ", \t\n\r");
1382 ep
= strchrnul(string
, ',');
1384 if (!strcmp(string
, "none")) {
1385 current
= FSYNC_COMPONENT_NONE
;
1389 if (*string
== '-') {
1394 warning(_("invalid value for variable %s"), var
);
1400 for (i
= 0; i
< ARRAY_SIZE(fsync_component_names
); ++i
) {
1401 const struct fsync_component_name
*n
= &fsync_component_names
[i
];
1403 if (strncmp(n
->name
, string
, len
))
1408 negative
|= n
->component_bits
;
1410 positive
|= n
->component_bits
;
1414 char *component
= xstrndup(string
, len
);
1415 warning(_("ignoring unknown core.fsync component '%s'"), component
);
1423 return (current
& ~negative
) | positive
;
1426 int git_parse_maybe_bool(const char *value
)
1428 int v
= git_parse_maybe_bool_text(value
);
1431 if (git_parse_int(value
, &v
))
1436 int git_config_bool_or_int(const char *name
, const char *value
, int *is_bool
)
1438 int v
= git_parse_maybe_bool_text(value
);
1444 return git_config_int(name
, value
);
1447 int git_config_bool(const char *name
, const char *value
)
1449 int v
= git_parse_maybe_bool(value
);
1451 die(_("bad boolean config value '%s' for '%s'"), value
, name
);
1455 int git_config_string(const char **dest
, const char *var
, const char *value
)
1458 return config_error_nonbool(var
);
1459 *dest
= xstrdup(value
);
1463 int git_config_pathname(const char **dest
, const char *var
, const char *value
)
1466 return config_error_nonbool(var
);
1467 *dest
= interpolate_path(value
, 0);
1469 die(_("failed to expand user dir in: '%s'"), value
);
1473 int git_config_expiry_date(timestamp_t
*timestamp
, const char *var
, const char *value
)
1476 return config_error_nonbool(var
);
1477 if (parse_expiry_date(value
, timestamp
))
1478 return error(_("'%s' for '%s' is not a valid timestamp"),
1483 int git_config_color(char *dest
, const char *var
, const char *value
)
1486 return config_error_nonbool(var
);
1487 if (color_parse(value
, dest
) < 0)
1492 static int git_default_core_config(const char *var
, const char *value
, void *cb
)
1494 /* This needs a better name */
1495 if (!strcmp(var
, "core.filemode")) {
1496 trust_executable_bit
= git_config_bool(var
, value
);
1499 if (!strcmp(var
, "core.trustctime")) {
1500 trust_ctime
= git_config_bool(var
, value
);
1503 if (!strcmp(var
, "core.checkstat")) {
1504 if (!strcasecmp(value
, "default"))
1506 else if (!strcasecmp(value
, "minimal"))
1510 if (!strcmp(var
, "core.quotepath")) {
1511 quote_path_fully
= git_config_bool(var
, value
);
1515 if (!strcmp(var
, "core.symlinks")) {
1516 has_symlinks
= git_config_bool(var
, value
);
1520 if (!strcmp(var
, "core.ignorecase")) {
1521 ignore_case
= git_config_bool(var
, value
);
1525 if (!strcmp(var
, "core.attributesfile"))
1526 return git_config_pathname(&git_attributes_file
, var
, value
);
1528 if (!strcmp(var
, "core.hookspath")) {
1529 if (current_config_scope() == CONFIG_SCOPE_LOCAL
&&
1530 git_env_bool("GIT_CLONE_PROTECTION_ACTIVE", 0))
1531 die(_("active `core.hooksPath` found in the local "
1532 "repository config:\n\t%s\nFor security "
1533 "reasons, this is disallowed by default.\nIf "
1534 "this is intentional and the hook should "
1535 "actually be run, please\nrun the command "
1537 "`GIT_CLONE_PROTECTION_ACTIVE=false`"),
1539 return git_config_pathname(&git_hooks_path
, var
, value
);
1542 if (!strcmp(var
, "core.bare")) {
1543 is_bare_repository_cfg
= git_config_bool(var
, value
);
1547 if (!strcmp(var
, "core.ignorestat")) {
1548 assume_unchanged
= git_config_bool(var
, value
);
1552 if (!strcmp(var
, "core.prefersymlinkrefs")) {
1553 prefer_symlink_refs
= git_config_bool(var
, value
);
1557 if (!strcmp(var
, "core.logallrefupdates")) {
1558 if (value
&& !strcasecmp(value
, "always"))
1559 log_all_ref_updates
= LOG_REFS_ALWAYS
;
1560 else if (git_config_bool(var
, value
))
1561 log_all_ref_updates
= LOG_REFS_NORMAL
;
1563 log_all_ref_updates
= LOG_REFS_NONE
;
1567 if (!strcmp(var
, "core.warnambiguousrefs")) {
1568 warn_ambiguous_refs
= git_config_bool(var
, value
);
1572 if (!strcmp(var
, "core.abbrev")) {
1574 return config_error_nonbool(var
);
1575 if (!strcasecmp(value
, "auto"))
1576 default_abbrev
= -1;
1577 else if (!git_parse_maybe_bool_text(value
))
1578 default_abbrev
= the_hash_algo
->hexsz
;
1580 int abbrev
= git_config_int(var
, value
);
1581 if (abbrev
< minimum_abbrev
|| abbrev
> the_hash_algo
->hexsz
)
1582 return error(_("abbrev length out of range: %d"), abbrev
);
1583 default_abbrev
= abbrev
;
1588 if (!strcmp(var
, "core.disambiguate"))
1589 return set_disambiguate_hint_config(var
, value
);
1591 if (!strcmp(var
, "core.loosecompression")) {
1592 int level
= git_config_int(var
, value
);
1594 level
= Z_DEFAULT_COMPRESSION
;
1595 else if (level
< 0 || level
> Z_BEST_COMPRESSION
)
1596 die(_("bad zlib compression level %d"), level
);
1597 zlib_compression_level
= level
;
1598 zlib_compression_seen
= 1;
1602 if (!strcmp(var
, "core.compression")) {
1603 int level
= git_config_int(var
, value
);
1605 level
= Z_DEFAULT_COMPRESSION
;
1606 else if (level
< 0 || level
> Z_BEST_COMPRESSION
)
1607 die(_("bad zlib compression level %d"), level
);
1608 if (!zlib_compression_seen
)
1609 zlib_compression_level
= level
;
1610 if (!pack_compression_seen
)
1611 pack_compression_level
= level
;
1615 if (!strcmp(var
, "core.packedgitwindowsize")) {
1616 int pgsz_x2
= getpagesize() * 2;
1617 packed_git_window_size
= git_config_ulong(var
, value
);
1619 /* This value must be multiple of (pagesize * 2) */
1620 packed_git_window_size
/= pgsz_x2
;
1621 if (packed_git_window_size
< 1)
1622 packed_git_window_size
= 1;
1623 packed_git_window_size
*= pgsz_x2
;
1627 if (!strcmp(var
, "core.bigfilethreshold")) {
1628 big_file_threshold
= git_config_ulong(var
, value
);
1632 if (!strcmp(var
, "core.packedgitlimit")) {
1633 packed_git_limit
= git_config_ulong(var
, value
);
1637 if (!strcmp(var
, "core.deltabasecachelimit")) {
1638 delta_base_cache_limit
= git_config_ulong(var
, value
);
1642 if (!strcmp(var
, "core.autocrlf")) {
1643 if (value
&& !strcasecmp(value
, "input")) {
1644 auto_crlf
= AUTO_CRLF_INPUT
;
1647 auto_crlf
= git_config_bool(var
, value
);
1651 if (!strcmp(var
, "core.safecrlf")) {
1653 if (value
&& !strcasecmp(value
, "warn")) {
1654 global_conv_flags_eol
= CONV_EOL_RNDTRP_WARN
;
1657 eol_rndtrp_die
= git_config_bool(var
, value
);
1658 global_conv_flags_eol
= eol_rndtrp_die
?
1659 CONV_EOL_RNDTRP_DIE
: 0;
1663 if (!strcmp(var
, "core.eol")) {
1664 if (value
&& !strcasecmp(value
, "lf"))
1666 else if (value
&& !strcasecmp(value
, "crlf"))
1667 core_eol
= EOL_CRLF
;
1668 else if (value
&& !strcasecmp(value
, "native"))
1669 core_eol
= EOL_NATIVE
;
1671 core_eol
= EOL_UNSET
;
1675 if (!strcmp(var
, "core.checkroundtripencoding")) {
1676 check_roundtrip_encoding
= xstrdup(value
);
1680 if (!strcmp(var
, "core.notesref")) {
1681 notes_ref_name
= xstrdup(value
);
1685 if (!strcmp(var
, "core.editor"))
1686 return git_config_string(&editor_program
, var
, value
);
1688 if (!strcmp(var
, "core.commentchar")) {
1690 return config_error_nonbool(var
);
1691 else if (!strcasecmp(value
, "auto"))
1692 auto_comment_line_char
= 1;
1693 else if (value
[0] && !value
[1]) {
1694 comment_line_char
= value
[0];
1695 auto_comment_line_char
= 0;
1697 return error(_("core.commentChar should only be one character"));
1701 if (!strcmp(var
, "core.askpass"))
1702 return git_config_string(&askpass_program
, var
, value
);
1704 if (!strcmp(var
, "core.excludesfile"))
1705 return git_config_pathname(&excludes_file
, var
, value
);
1707 if (!strcmp(var
, "core.whitespace")) {
1709 return config_error_nonbool(var
);
1710 whitespace_rule_cfg
= parse_whitespace_rule(value
);
1714 if (!strcmp(var
, "core.fsync")) {
1716 return config_error_nonbool(var
);
1717 fsync_components
= parse_fsync_components(var
, value
);
1721 if (!strcmp(var
, "core.fsyncmethod")) {
1723 return config_error_nonbool(var
);
1724 if (!strcmp(value
, "fsync"))
1725 fsync_method
= FSYNC_METHOD_FSYNC
;
1726 else if (!strcmp(value
, "writeout-only"))
1727 fsync_method
= FSYNC_METHOD_WRITEOUT_ONLY
;
1728 else if (!strcmp(value
, "batch"))
1729 fsync_method
= FSYNC_METHOD_BATCH
;
1731 warning(_("ignoring unknown core.fsyncMethod value '%s'"), value
);
1735 if (!strcmp(var
, "core.fsyncobjectfiles")) {
1736 if (fsync_object_files
< 0)
1737 warning(_("core.fsyncObjectFiles is deprecated; use core.fsync instead"));
1738 fsync_object_files
= git_config_bool(var
, value
);
1742 if (!strcmp(var
, "core.preloadindex")) {
1743 core_preload_index
= git_config_bool(var
, value
);
1747 if (!strcmp(var
, "core.createobject")) {
1748 if (!strcmp(value
, "rename"))
1749 object_creation_mode
= OBJECT_CREATION_USES_RENAMES
;
1750 else if (!strcmp(value
, "link"))
1751 object_creation_mode
= OBJECT_CREATION_USES_HARDLINKS
;
1753 die(_("invalid mode for object creation: %s"), value
);
1757 if (!strcmp(var
, "core.sparsecheckout")) {
1758 core_apply_sparse_checkout
= git_config_bool(var
, value
);
1762 if (!strcmp(var
, "core.sparsecheckoutcone")) {
1763 core_sparse_checkout_cone
= git_config_bool(var
, value
);
1767 if (!strcmp(var
, "core.precomposeunicode")) {
1768 precomposed_unicode
= git_config_bool(var
, value
);
1772 if (!strcmp(var
, "core.protecthfs")) {
1773 protect_hfs
= git_config_bool(var
, value
);
1777 if (!strcmp(var
, "core.protectntfs")) {
1778 protect_ntfs
= git_config_bool(var
, value
);
1782 if (!strcmp(var
, "core.usereplacerefs")) {
1783 read_replace_refs
= git_config_bool(var
, value
);
1787 /* Add other config variables here and to Documentation/config.txt. */
1788 return platform_core_config(var
, value
, cb
);
1791 static int git_default_sparse_config(const char *var
, const char *value
)
1793 if (!strcmp(var
, "sparse.expectfilesoutsideofpatterns")) {
1794 sparse_expect_files_outside_of_patterns
= git_config_bool(var
, value
);
1798 /* Add other config variables here and to Documentation/config/sparse.txt. */
1802 static int git_default_i18n_config(const char *var
, const char *value
)
1804 if (!strcmp(var
, "i18n.commitencoding"))
1805 return git_config_string(&git_commit_encoding
, var
, value
);
1807 if (!strcmp(var
, "i18n.logoutputencoding"))
1808 return git_config_string(&git_log_output_encoding
, var
, value
);
1810 /* Add other config variables here and to Documentation/config.txt. */
1814 static int git_default_branch_config(const char *var
, const char *value
)
1816 if (!strcmp(var
, "branch.autosetupmerge")) {
1817 if (value
&& !strcmp(value
, "always")) {
1818 git_branch_track
= BRANCH_TRACK_ALWAYS
;
1820 } else if (value
&& !strcmp(value
, "inherit")) {
1821 git_branch_track
= BRANCH_TRACK_INHERIT
;
1823 } else if (value
&& !strcmp(value
, "simple")) {
1824 git_branch_track
= BRANCH_TRACK_SIMPLE
;
1827 git_branch_track
= git_config_bool(var
, value
);
1830 if (!strcmp(var
, "branch.autosetuprebase")) {
1832 return config_error_nonbool(var
);
1833 else if (!strcmp(value
, "never"))
1834 autorebase
= AUTOREBASE_NEVER
;
1835 else if (!strcmp(value
, "local"))
1836 autorebase
= AUTOREBASE_LOCAL
;
1837 else if (!strcmp(value
, "remote"))
1838 autorebase
= AUTOREBASE_REMOTE
;
1839 else if (!strcmp(value
, "always"))
1840 autorebase
= AUTOREBASE_ALWAYS
;
1842 return error(_("malformed value for %s"), var
);
1846 /* Add other config variables here and to Documentation/config.txt. */
1850 static int git_default_push_config(const char *var
, const char *value
)
1852 if (!strcmp(var
, "push.default")) {
1854 return config_error_nonbool(var
);
1855 else if (!strcmp(value
, "nothing"))
1856 push_default
= PUSH_DEFAULT_NOTHING
;
1857 else if (!strcmp(value
, "matching"))
1858 push_default
= PUSH_DEFAULT_MATCHING
;
1859 else if (!strcmp(value
, "simple"))
1860 push_default
= PUSH_DEFAULT_SIMPLE
;
1861 else if (!strcmp(value
, "upstream"))
1862 push_default
= PUSH_DEFAULT_UPSTREAM
;
1863 else if (!strcmp(value
, "tracking")) /* deprecated */
1864 push_default
= PUSH_DEFAULT_UPSTREAM
;
1865 else if (!strcmp(value
, "current"))
1866 push_default
= PUSH_DEFAULT_CURRENT
;
1868 error(_("malformed value for %s: %s"), var
, value
);
1869 return error(_("must be one of nothing, matching, simple, "
1870 "upstream or current"));
1875 /* Add other config variables here and to Documentation/config.txt. */
1879 static int git_default_mailmap_config(const char *var
, const char *value
)
1881 if (!strcmp(var
, "mailmap.file"))
1882 return git_config_pathname(&git_mailmap_file
, var
, value
);
1883 if (!strcmp(var
, "mailmap.blob"))
1884 return git_config_string(&git_mailmap_blob
, var
, value
);
1886 /* Add other config variables here and to Documentation/config.txt. */
1890 int git_default_config(const char *var
, const char *value
, void *cb
)
1892 if (starts_with(var
, "core."))
1893 return git_default_core_config(var
, value
, cb
);
1895 if (starts_with(var
, "user.") ||
1896 starts_with(var
, "author.") ||
1897 starts_with(var
, "committer."))
1898 return git_ident_config(var
, value
, cb
);
1900 if (starts_with(var
, "i18n."))
1901 return git_default_i18n_config(var
, value
);
1903 if (starts_with(var
, "branch."))
1904 return git_default_branch_config(var
, value
);
1906 if (starts_with(var
, "push."))
1907 return git_default_push_config(var
, value
);
1909 if (starts_with(var
, "mailmap."))
1910 return git_default_mailmap_config(var
, value
);
1912 if (starts_with(var
, "advice.") || starts_with(var
, "color.advice"))
1913 return git_default_advice_config(var
, value
);
1915 if (!strcmp(var
, "pager.color") || !strcmp(var
, "color.pager")) {
1916 pager_use_color
= git_config_bool(var
,value
);
1920 if (!strcmp(var
, "pack.packsizelimit")) {
1921 pack_size_limit_cfg
= git_config_ulong(var
, value
);
1925 if (!strcmp(var
, "pack.compression")) {
1926 int level
= git_config_int(var
, value
);
1928 level
= Z_DEFAULT_COMPRESSION
;
1929 else if (level
< 0 || level
> Z_BEST_COMPRESSION
)
1930 die(_("bad pack compression level %d"), level
);
1931 pack_compression_level
= level
;
1932 pack_compression_seen
= 1;
1936 if (starts_with(var
, "sparse."))
1937 return git_default_sparse_config(var
, value
);
1939 /* Add other config variables here and to Documentation/config.txt. */
1944 * All source specific fields in the union, die_on_error, name and the callbacks
1945 * fgetc, ungetc, ftell of top need to be initialized before calling
1948 static int do_config_from(struct config_source
*top
, config_fn_t fn
, void *data
,
1949 const struct config_options
*opts
)
1953 /* push config-file parsing state stack */
1958 strbuf_init(&top
->value
, 1024);
1959 strbuf_init(&top
->var
, 1024);
1962 ret
= git_parse_source(fn
, data
, opts
);
1964 /* pop config-file parsing state stack */
1965 strbuf_release(&top
->value
);
1966 strbuf_release(&top
->var
);
1972 static int do_config_from_file(config_fn_t fn
,
1973 const enum config_origin_type origin_type
,
1974 const char *name
, const char *path
, FILE *f
,
1975 void *data
, const struct config_options
*opts
)
1977 struct config_source top
;
1981 top
.origin_type
= origin_type
;
1984 top
.default_error_action
= CONFIG_ERROR_DIE
;
1985 top
.do_fgetc
= config_file_fgetc
;
1986 top
.do_ungetc
= config_file_ungetc
;
1987 top
.do_ftell
= config_file_ftell
;
1990 ret
= do_config_from(&top
, fn
, data
, opts
);
1995 static int git_config_from_stdin(config_fn_t fn
, void *data
)
1997 return do_config_from_file(fn
, CONFIG_ORIGIN_STDIN
, "", NULL
, stdin
,
2001 int git_config_from_file_with_options(config_fn_t fn
, const char *filename
,
2003 const struct config_options
*opts
)
2009 BUG("filename cannot be NULL");
2010 f
= fopen_or_warn(filename
, "r");
2012 ret
= do_config_from_file(fn
, CONFIG_ORIGIN_FILE
, filename
,
2013 filename
, f
, data
, opts
);
2019 int git_config_from_file(config_fn_t fn
, const char *filename
, void *data
)
2021 return git_config_from_file_with_options(fn
, filename
, data
, NULL
);
2024 int git_config_from_mem(config_fn_t fn
,
2025 const enum config_origin_type origin_type
,
2026 const char *name
, const char *buf
, size_t len
,
2027 void *data
, const struct config_options
*opts
)
2029 struct config_source top
;
2031 top
.u
.buf
.buf
= buf
;
2032 top
.u
.buf
.len
= len
;
2034 top
.origin_type
= origin_type
;
2037 top
.default_error_action
= CONFIG_ERROR_ERROR
;
2038 top
.do_fgetc
= config_buf_fgetc
;
2039 top
.do_ungetc
= config_buf_ungetc
;
2040 top
.do_ftell
= config_buf_ftell
;
2042 return do_config_from(&top
, fn
, data
, opts
);
2045 int git_config_from_blob_oid(config_fn_t fn
,
2047 struct repository
*repo
,
2048 const struct object_id
*oid
,
2051 enum object_type type
;
2056 buf
= repo_read_object_file(repo
, oid
, &type
, &size
);
2058 return error(_("unable to load config blob object '%s'"), name
);
2059 if (type
!= OBJ_BLOB
) {
2061 return error(_("reference '%s' does not point to a blob"), name
);
2064 ret
= git_config_from_mem(fn
, CONFIG_ORIGIN_BLOB
, name
, buf
, size
,
2071 static int git_config_from_blob_ref(config_fn_t fn
,
2072 struct repository
*repo
,
2076 struct object_id oid
;
2078 if (repo_get_oid(repo
, name
, &oid
) < 0)
2079 return error(_("unable to resolve config blob '%s'"), name
);
2080 return git_config_from_blob_oid(fn
, name
, repo
, &oid
, data
);
2083 char *git_system_config(void)
2085 char *system_config
= xstrdup_or_null(getenv("GIT_CONFIG_SYSTEM"));
2087 system_config
= system_path(ETC_GITCONFIG
);
2088 normalize_path_copy(system_config
, system_config
);
2089 return system_config
;
2092 void git_global_config(char **user_out
, char **xdg_out
)
2094 char *user_config
= xstrdup_or_null(getenv("GIT_CONFIG_GLOBAL"));
2095 char *xdg_config
= NULL
;
2098 user_config
= interpolate_path("~/.gitconfig", 0);
2099 xdg_config
= xdg_config_home("config");
2102 *user_out
= user_config
;
2103 *xdg_out
= xdg_config
;
2107 * Parse environment variable 'k' as a boolean (in various
2108 * possible spellings); if missing, use the default value 'def'.
2110 int git_env_bool(const char *k
, int def
)
2112 const char *v
= getenv(k
);
2113 return v
? git_config_bool(k
, v
) : def
;
2117 * Parse environment variable 'k' as ulong with possibly a unit
2118 * suffix; if missing, use the default value 'val'.
2120 unsigned long git_env_ulong(const char *k
, unsigned long val
)
2122 const char *v
= getenv(k
);
2123 if (v
&& !git_parse_ulong(v
, &val
))
2124 die(_("failed to parse %s"), k
);
2128 int git_config_system(void)
2130 return !git_env_bool("GIT_CONFIG_NOSYSTEM", 0);
2133 static int do_git_config_sequence(const struct config_options
*opts
,
2134 config_fn_t fn
, void *data
)
2137 char *system_config
= git_system_config();
2138 char *xdg_config
= NULL
;
2139 char *user_config
= NULL
;
2141 enum config_scope prev_parsing_scope
= current_parsing_scope
;
2143 if (opts
->commondir
)
2144 repo_config
= mkpathdup("%s/config", opts
->commondir
);
2145 else if (opts
->git_dir
)
2146 BUG("git_dir without commondir");
2150 current_parsing_scope
= CONFIG_SCOPE_SYSTEM
;
2151 if (git_config_system() && system_config
&&
2152 !access_or_die(system_config
, R_OK
,
2153 opts
->system_gently
? ACCESS_EACCES_OK
: 0))
2154 ret
+= git_config_from_file(fn
, system_config
, data
);
2156 current_parsing_scope
= CONFIG_SCOPE_GLOBAL
;
2157 git_global_config(&user_config
, &xdg_config
);
2159 if (xdg_config
&& !access_or_die(xdg_config
, R_OK
, ACCESS_EACCES_OK
))
2160 ret
+= git_config_from_file(fn
, xdg_config
, data
);
2162 if (user_config
&& !access_or_die(user_config
, R_OK
, ACCESS_EACCES_OK
))
2163 ret
+= git_config_from_file(fn
, user_config
, data
);
2165 current_parsing_scope
= CONFIG_SCOPE_LOCAL
;
2166 if (!opts
->ignore_repo
&& repo_config
&&
2167 !access_or_die(repo_config
, R_OK
, 0))
2168 ret
+= git_config_from_file(fn
, repo_config
, data
);
2170 current_parsing_scope
= CONFIG_SCOPE_WORKTREE
;
2171 if (!opts
->ignore_worktree
&& repository_format_worktree_config
) {
2172 char *path
= git_pathdup("config.worktree");
2173 if (!access_or_die(path
, R_OK
, 0))
2174 ret
+= git_config_from_file(fn
, path
, data
);
2178 current_parsing_scope
= CONFIG_SCOPE_COMMAND
;
2179 if (!opts
->ignore_cmdline
&& git_config_from_parameters(fn
, data
) < 0)
2180 die(_("unable to parse command-line config"));
2182 current_parsing_scope
= prev_parsing_scope
;
2183 free(system_config
);
2190 int config_with_options(config_fn_t fn
, void *data
,
2191 struct git_config_source
*config_source
,
2192 const struct config_options
*opts
)
2194 struct config_include_data inc
= CONFIG_INCLUDE_INIT
;
2197 if (opts
->respect_includes
) {
2201 inc
.config_source
= config_source
;
2202 fn
= git_config_include
;
2207 current_parsing_scope
= config_source
->scope
;
2210 * If we have a specific filename, use it. Otherwise, follow the
2211 * regular lookup sequence.
2213 if (config_source
&& config_source
->use_stdin
) {
2214 ret
= git_config_from_stdin(fn
, data
);
2215 } else if (config_source
&& config_source
->file
) {
2216 ret
= git_config_from_file(fn
, config_source
->file
, data
);
2217 } else if (config_source
&& config_source
->blob
) {
2218 struct repository
*repo
= config_source
->repo
?
2219 config_source
->repo
: the_repository
;
2220 ret
= git_config_from_blob_ref(fn
, repo
, config_source
->blob
,
2223 ret
= do_git_config_sequence(opts
, fn
, data
);
2226 if (inc
.remote_urls
) {
2227 string_list_clear(inc
.remote_urls
, 0);
2228 FREE_AND_NULL(inc
.remote_urls
);
2233 static void configset_iter(struct config_set
*cs
, config_fn_t fn
, void *data
)
2236 struct string_list
*values
;
2237 struct config_set_element
*entry
;
2238 struct configset_list
*list
= &cs
->list
;
2240 for (i
= 0; i
< list
->nr
; i
++) {
2241 entry
= list
->items
[i
].e
;
2242 value_index
= list
->items
[i
].value_index
;
2243 values
= &entry
->value_list
;
2245 current_config_kvi
= values
->items
[value_index
].util
;
2247 if (fn(entry
->key
, values
->items
[value_index
].string
, data
) < 0)
2248 git_die_config_linenr(entry
->key
,
2249 current_config_kvi
->filename
,
2250 current_config_kvi
->linenr
);
2252 current_config_kvi
= NULL
;
2256 void read_early_config(config_fn_t cb
, void *data
)
2258 struct config_options opts
= {0};
2259 struct strbuf commondir
= STRBUF_INIT
;
2260 struct strbuf gitdir
= STRBUF_INIT
;
2262 opts
.respect_includes
= 1;
2264 if (have_git_dir()) {
2265 opts
.commondir
= get_git_common_dir();
2266 opts
.git_dir
= get_git_dir();
2268 * When setup_git_directory() was not yet asked to discover the
2269 * GIT_DIR, we ask discover_git_directory() to figure out whether there
2270 * is any repository config we should use (but unlike
2271 * setup_git_directory_gently(), no global state is changed, most
2272 * notably, the current working directory is still the same after the
2275 } else if (!discover_git_directory(&commondir
, &gitdir
)) {
2276 opts
.commondir
= commondir
.buf
;
2277 opts
.git_dir
= gitdir
.buf
;
2280 config_with_options(cb
, data
, NULL
, &opts
);
2282 strbuf_release(&commondir
);
2283 strbuf_release(&gitdir
);
2287 * Read config but only enumerate system and global settings.
2288 * Omit any repo-local, worktree-local, or command-line settings.
2290 void read_very_early_config(config_fn_t cb
, void *data
)
2292 struct config_options opts
= { 0 };
2294 opts
.respect_includes
= 1;
2295 opts
.ignore_repo
= 1;
2296 opts
.ignore_worktree
= 1;
2297 opts
.ignore_cmdline
= 1;
2298 opts
.system_gently
= 1;
2300 config_with_options(cb
, data
, NULL
, &opts
);
2303 static struct config_set_element
*configset_find_element(struct config_set
*cs
, const char *key
)
2305 struct config_set_element k
;
2306 struct config_set_element
*found_entry
;
2307 char *normalized_key
;
2309 * `key` may come from the user, so normalize it before using it
2310 * for querying entries from the hashmap.
2312 if (git_config_parse_key(key
, &normalized_key
, NULL
))
2315 hashmap_entry_init(&k
.ent
, strhash(normalized_key
));
2316 k
.key
= normalized_key
;
2317 found_entry
= hashmap_get_entry(&cs
->config_hash
, &k
, ent
, NULL
);
2318 free(normalized_key
);
2322 static int configset_add_value(struct config_set
*cs
, const char *key
, const char *value
)
2324 struct config_set_element
*e
;
2325 struct string_list_item
*si
;
2326 struct configset_list_item
*l_item
;
2327 struct key_value_info
*kv_info
= xmalloc(sizeof(*kv_info
));
2329 e
= configset_find_element(cs
, key
);
2331 * Since the keys are being fed by git_config*() callback mechanism, they
2332 * are already normalized. So simply add them without any further munging.
2335 e
= xmalloc(sizeof(*e
));
2336 hashmap_entry_init(&e
->ent
, strhash(key
));
2337 e
->key
= xstrdup(key
);
2338 string_list_init_dup(&e
->value_list
);
2339 hashmap_add(&cs
->config_hash
, &e
->ent
);
2341 si
= string_list_append_nodup(&e
->value_list
, xstrdup_or_null(value
));
2343 ALLOC_GROW(cs
->list
.items
, cs
->list
.nr
+ 1, cs
->list
.alloc
);
2344 l_item
= &cs
->list
.items
[cs
->list
.nr
++];
2346 l_item
->value_index
= e
->value_list
.nr
- 1;
2349 BUG("configset_add_value has no source");
2351 kv_info
->filename
= strintern(cf
->name
);
2352 kv_info
->linenr
= cf
->linenr
;
2353 kv_info
->origin_type
= cf
->origin_type
;
2355 /* for values read from `git_config_from_parameters()` */
2356 kv_info
->filename
= NULL
;
2357 kv_info
->linenr
= -1;
2358 kv_info
->origin_type
= CONFIG_ORIGIN_CMDLINE
;
2360 kv_info
->scope
= current_parsing_scope
;
2366 static int config_set_element_cmp(const void *cmp_data UNUSED
,
2367 const struct hashmap_entry
*eptr
,
2368 const struct hashmap_entry
*entry_or_key
,
2369 const void *keydata UNUSED
)
2371 const struct config_set_element
*e1
, *e2
;
2373 e1
= container_of(eptr
, const struct config_set_element
, ent
);
2374 e2
= container_of(entry_or_key
, const struct config_set_element
, ent
);
2376 return strcmp(e1
->key
, e2
->key
);
2379 void git_configset_init(struct config_set
*cs
)
2381 hashmap_init(&cs
->config_hash
, config_set_element_cmp
, NULL
, 0);
2382 cs
->hash_initialized
= 1;
2385 cs
->list
.items
= NULL
;
2388 void git_configset_clear(struct config_set
*cs
)
2390 struct config_set_element
*entry
;
2391 struct hashmap_iter iter
;
2392 if (!cs
->hash_initialized
)
2395 hashmap_for_each_entry(&cs
->config_hash
, &iter
, entry
,
2396 ent
/* member name */) {
2398 string_list_clear(&entry
->value_list
, 1);
2400 hashmap_clear_and_free(&cs
->config_hash
, struct config_set_element
, ent
);
2401 cs
->hash_initialized
= 0;
2402 free(cs
->list
.items
);
2405 cs
->list
.items
= NULL
;
2408 static int config_set_callback(const char *key
, const char *value
, void *cb
)
2410 struct config_set
*cs
= cb
;
2411 configset_add_value(cs
, key
, value
);
2415 int git_configset_add_file(struct config_set
*cs
, const char *filename
)
2417 return git_config_from_file(config_set_callback
, filename
, cs
);
2420 int git_configset_get_value(struct config_set
*cs
, const char *key
, const char **value
)
2422 const struct string_list
*values
= NULL
;
2424 * Follows "last one wins" semantic, i.e., if there are multiple matches for the
2425 * queried key in the files of the configset, the value returned will be the last
2426 * value in the value list for that key.
2428 values
= git_configset_get_value_multi(cs
, key
);
2432 assert(values
->nr
> 0);
2433 *value
= values
->items
[values
->nr
- 1].string
;
2437 const struct string_list
*git_configset_get_value_multi(struct config_set
*cs
, const char *key
)
2439 struct config_set_element
*e
= configset_find_element(cs
, key
);
2440 return e
? &e
->value_list
: NULL
;
2443 int git_configset_get_string(struct config_set
*cs
, const char *key
, char **dest
)
2446 if (!git_configset_get_value(cs
, key
, &value
))
2447 return git_config_string((const char **)dest
, key
, value
);
2452 static int git_configset_get_string_tmp(struct config_set
*cs
, const char *key
,
2456 if (!git_configset_get_value(cs
, key
, &value
)) {
2458 return config_error_nonbool(key
);
2466 int git_configset_get_int(struct config_set
*cs
, const char *key
, int *dest
)
2469 if (!git_configset_get_value(cs
, key
, &value
)) {
2470 *dest
= git_config_int(key
, value
);
2476 int git_configset_get_ulong(struct config_set
*cs
, const char *key
, unsigned long *dest
)
2479 if (!git_configset_get_value(cs
, key
, &value
)) {
2480 *dest
= git_config_ulong(key
, value
);
2486 int git_configset_get_bool(struct config_set
*cs
, const char *key
, int *dest
)
2489 if (!git_configset_get_value(cs
, key
, &value
)) {
2490 *dest
= git_config_bool(key
, value
);
2496 int git_configset_get_bool_or_int(struct config_set
*cs
, const char *key
,
2497 int *is_bool
, int *dest
)
2500 if (!git_configset_get_value(cs
, key
, &value
)) {
2501 *dest
= git_config_bool_or_int(key
, value
, is_bool
);
2507 int git_configset_get_maybe_bool(struct config_set
*cs
, const char *key
, int *dest
)
2510 if (!git_configset_get_value(cs
, key
, &value
)) {
2511 *dest
= git_parse_maybe_bool(value
);
2519 int git_configset_get_pathname(struct config_set
*cs
, const char *key
, const char **dest
)
2522 if (!git_configset_get_value(cs
, key
, &value
))
2523 return git_config_pathname(dest
, key
, value
);
2528 /* Functions use to read configuration from a repository */
2529 static void repo_read_config(struct repository
*repo
)
2531 struct config_options opts
= { 0 };
2533 opts
.respect_includes
= 1;
2534 opts
.commondir
= repo
->commondir
;
2535 opts
.git_dir
= repo
->gitdir
;
2538 CALLOC_ARRAY(repo
->config
, 1);
2540 git_configset_clear(repo
->config
);
2542 git_configset_init(repo
->config
);
2544 if (config_with_options(config_set_callback
, repo
->config
, NULL
, &opts
) < 0)
2546 * config_with_options() normally returns only
2547 * zero, as most errors are fatal, and
2548 * non-fatal potential errors are guarded by "if"
2549 * statements that are entered only when no error is
2552 * If we ever encounter a non-fatal error, it means
2553 * something went really wrong and we should stop
2556 die(_("unknown error occurred while reading the configuration files"));
2559 static void git_config_check_init(struct repository
*repo
)
2561 if (repo
->config
&& repo
->config
->hash_initialized
)
2563 repo_read_config(repo
);
2566 static void repo_config_clear(struct repository
*repo
)
2568 if (!repo
->config
|| !repo
->config
->hash_initialized
)
2570 git_configset_clear(repo
->config
);
2573 void repo_config(struct repository
*repo
, config_fn_t fn
, void *data
)
2575 git_config_check_init(repo
);
2576 configset_iter(repo
->config
, fn
, data
);
2579 int repo_config_get_value(struct repository
*repo
,
2580 const char *key
, const char **value
)
2582 git_config_check_init(repo
);
2583 return git_configset_get_value(repo
->config
, key
, value
);
2586 const struct string_list
*repo_config_get_value_multi(struct repository
*repo
,
2589 git_config_check_init(repo
);
2590 return git_configset_get_value_multi(repo
->config
, key
);
2593 int repo_config_get_string(struct repository
*repo
,
2594 const char *key
, char **dest
)
2597 git_config_check_init(repo
);
2598 ret
= git_configset_get_string(repo
->config
, key
, dest
);
2600 git_die_config(key
, NULL
);
2604 int repo_config_get_string_tmp(struct repository
*repo
,
2605 const char *key
, const char **dest
)
2608 git_config_check_init(repo
);
2609 ret
= git_configset_get_string_tmp(repo
->config
, key
, dest
);
2611 git_die_config(key
, NULL
);
2615 int repo_config_get_int(struct repository
*repo
,
2616 const char *key
, int *dest
)
2618 git_config_check_init(repo
);
2619 return git_configset_get_int(repo
->config
, key
, dest
);
2622 int repo_config_get_ulong(struct repository
*repo
,
2623 const char *key
, unsigned long *dest
)
2625 git_config_check_init(repo
);
2626 return git_configset_get_ulong(repo
->config
, key
, dest
);
2629 int repo_config_get_bool(struct repository
*repo
,
2630 const char *key
, int *dest
)
2632 git_config_check_init(repo
);
2633 return git_configset_get_bool(repo
->config
, key
, dest
);
2636 int repo_config_get_bool_or_int(struct repository
*repo
,
2637 const char *key
, int *is_bool
, int *dest
)
2639 git_config_check_init(repo
);
2640 return git_configset_get_bool_or_int(repo
->config
, key
, is_bool
, dest
);
2643 int repo_config_get_maybe_bool(struct repository
*repo
,
2644 const char *key
, int *dest
)
2646 git_config_check_init(repo
);
2647 return git_configset_get_maybe_bool(repo
->config
, key
, dest
);
2650 int repo_config_get_pathname(struct repository
*repo
,
2651 const char *key
, const char **dest
)
2654 git_config_check_init(repo
);
2655 ret
= git_configset_get_pathname(repo
->config
, key
, dest
);
2657 git_die_config(key
, NULL
);
2661 /* Read values into protected_config. */
2662 static void read_protected_config(void)
2664 struct config_options opts
= {
2665 .respect_includes
= 1,
2667 .ignore_worktree
= 1,
2670 git_configset_init(&protected_config
);
2671 config_with_options(config_set_callback
, &protected_config
,
2675 void git_protected_config(config_fn_t fn
, void *data
)
2677 if (!protected_config
.hash_initialized
)
2678 read_protected_config();
2679 configset_iter(&protected_config
, fn
, data
);
2682 /* Functions used historically to read configuration from 'the_repository' */
2683 void git_config(config_fn_t fn
, void *data
)
2685 repo_config(the_repository
, fn
, data
);
2688 void git_config_clear(void)
2690 repo_config_clear(the_repository
);
2693 int git_config_get_value(const char *key
, const char **value
)
2695 return repo_config_get_value(the_repository
, key
, value
);
2698 const struct string_list
*git_config_get_value_multi(const char *key
)
2700 return repo_config_get_value_multi(the_repository
, key
);
2703 int git_config_get_string(const char *key
, char **dest
)
2705 return repo_config_get_string(the_repository
, key
, dest
);
2708 int git_config_get_string_tmp(const char *key
, const char **dest
)
2710 return repo_config_get_string_tmp(the_repository
, key
, dest
);
2713 int git_config_get_int(const char *key
, int *dest
)
2715 return repo_config_get_int(the_repository
, key
, dest
);
2718 int git_config_get_ulong(const char *key
, unsigned long *dest
)
2720 return repo_config_get_ulong(the_repository
, key
, dest
);
2723 int git_config_get_bool(const char *key
, int *dest
)
2725 return repo_config_get_bool(the_repository
, key
, dest
);
2728 int git_config_get_bool_or_int(const char *key
, int *is_bool
, int *dest
)
2730 return repo_config_get_bool_or_int(the_repository
, key
, is_bool
, dest
);
2733 int git_config_get_maybe_bool(const char *key
, int *dest
)
2735 return repo_config_get_maybe_bool(the_repository
, key
, dest
);
2738 int git_config_get_pathname(const char *key
, const char **dest
)
2740 return repo_config_get_pathname(the_repository
, key
, dest
);
2743 int git_config_get_expiry(const char *key
, const char **output
)
2745 int ret
= git_config_get_string(key
, (char **)output
);
2748 if (strcmp(*output
, "now")) {
2749 timestamp_t now
= approxidate("now");
2750 if (approxidate(*output
) >= now
)
2751 git_die_config(key
, _("Invalid %s: '%s'"), key
, *output
);
2756 int git_config_get_expiry_in_days(const char *key
, timestamp_t
*expiry
, timestamp_t now
)
2758 const char *expiry_string
;
2762 if (git_config_get_string_tmp(key
, &expiry_string
))
2763 return 1; /* no such thing */
2765 if (git_parse_signed(expiry_string
, &days
, maximum_signed_value_of_type(int))) {
2766 const int scale
= 86400;
2767 *expiry
= now
- days
* scale
;
2771 if (!parse_expiry_date(expiry_string
, &when
)) {
2775 return -1; /* thing exists but cannot be parsed */
2778 int git_config_get_split_index(void)
2782 if (!git_config_get_maybe_bool("core.splitindex", &val
))
2785 return -1; /* default value */
2788 int git_config_get_max_percent_split_change(void)
2792 if (!git_config_get_int("splitindex.maxpercentchange", &val
)) {
2793 if (0 <= val
&& val
<= 100)
2796 return error(_("splitIndex.maxPercentChange value '%d' "
2797 "should be between 0 and 100"), val
);
2800 return -1; /* default value */
2803 int git_config_get_index_threads(int *dest
)
2807 val
= git_env_ulong("GIT_TEST_INDEX_THREADS", 0);
2813 if (!git_config_get_bool_or_int("index.threads", &is_bool
, &val
)) {
2815 *dest
= val
? 0 : 1;
2825 void git_die_config_linenr(const char *key
, const char *filename
, int linenr
)
2828 die(_("unable to parse '%s' from command-line config"), key
);
2830 die(_("bad config variable '%s' in file '%s' at line %d"),
2831 key
, filename
, linenr
);
2834 NORETURN
__attribute__((format(printf
, 2, 3)))
2835 void git_die_config(const char *key
, const char *err
, ...)
2837 const struct string_list
*values
;
2838 struct key_value_info
*kv_info
;
2839 report_fn error_fn
= get_error_routine();
2843 va_start(params
, err
);
2844 error_fn(err
, params
);
2847 values
= git_config_get_value_multi(key
);
2848 kv_info
= values
->items
[values
->nr
- 1].util
;
2849 git_die_config_linenr(key
, kv_info
->filename
, kv_info
->linenr
);
2853 * Find all the stuff for git_config_set() below.
2856 struct config_store_data
{
2860 const char *fixed_value
;
2861 regex_t
*value_pattern
;
2865 enum config_event_t type
;
2866 int is_keys_section
;
2868 unsigned int parsed_nr
, parsed_alloc
, *seen
, seen_nr
, seen_alloc
;
2869 unsigned int key_seen
:1, section_seen
:1, is_keys_section
:1;
2872 static void config_store_data_clear(struct config_store_data
*store
)
2875 if (store
->value_pattern
!= NULL
&&
2876 store
->value_pattern
!= CONFIG_REGEX_NONE
) {
2877 regfree(store
->value_pattern
);
2878 free(store
->value_pattern
);
2880 free(store
->parsed
);
2882 memset(store
, 0, sizeof(*store
));
2885 static int matches(const char *key
, const char *value
,
2886 const struct config_store_data
*store
)
2888 if (strcmp(key
, store
->key
))
2889 return 0; /* not ours */
2890 if (store
->fixed_value
)
2891 return !strcmp(store
->fixed_value
, value
);
2892 if (!store
->value_pattern
)
2893 return 1; /* always matches */
2894 if (store
->value_pattern
== CONFIG_REGEX_NONE
)
2895 return 0; /* never matches */
2897 return store
->do_not_match
^
2898 (value
&& !regexec(store
->value_pattern
, value
, 0, NULL
, 0));
2901 static int store_aux_event(enum config_event_t type
,
2902 size_t begin
, size_t end
, void *data
)
2904 struct config_store_data
*store
= data
;
2906 ALLOC_GROW(store
->parsed
, store
->parsed_nr
+ 1, store
->parsed_alloc
);
2907 store
->parsed
[store
->parsed_nr
].begin
= begin
;
2908 store
->parsed
[store
->parsed_nr
].end
= end
;
2909 store
->parsed
[store
->parsed_nr
].type
= type
;
2911 if (type
== CONFIG_EVENT_SECTION
) {
2912 int (*cmpfn
)(const char *, const char *, size_t);
2914 if (cf
->var
.len
< 2 || cf
->var
.buf
[cf
->var
.len
- 1] != '.')
2915 return error(_("invalid section name '%s'"), cf
->var
.buf
);
2917 if (cf
->subsection_case_sensitive
)
2918 cmpfn
= strncasecmp
;
2922 /* Is this the section we were looking for? */
2923 store
->is_keys_section
=
2924 store
->parsed
[store
->parsed_nr
].is_keys_section
=
2925 cf
->var
.len
- 1 == store
->baselen
&&
2926 !cmpfn(cf
->var
.buf
, store
->key
, store
->baselen
);
2927 if (store
->is_keys_section
) {
2928 store
->section_seen
= 1;
2929 ALLOC_GROW(store
->seen
, store
->seen_nr
+ 1,
2931 store
->seen
[store
->seen_nr
] = store
->parsed_nr
;
2940 static int store_aux(const char *key
, const char *value
, void *cb
)
2942 struct config_store_data
*store
= cb
;
2944 if (store
->key_seen
) {
2945 if (matches(key
, value
, store
)) {
2946 if (store
->seen_nr
== 1 && store
->multi_replace
== 0) {
2947 warning(_("%s has multiple values"), key
);
2950 ALLOC_GROW(store
->seen
, store
->seen_nr
+ 1,
2953 store
->seen
[store
->seen_nr
] = store
->parsed_nr
;
2956 } else if (store
->is_keys_section
) {
2958 * Do not increment matches yet: this may not be a match, but we
2959 * are in the desired section.
2961 ALLOC_GROW(store
->seen
, store
->seen_nr
+ 1, store
->seen_alloc
);
2962 store
->seen
[store
->seen_nr
] = store
->parsed_nr
;
2963 store
->section_seen
= 1;
2965 if (matches(key
, value
, store
)) {
2967 store
->key_seen
= 1;
2974 static int write_error(const char *filename
)
2976 error(_("failed to write new configuration file %s"), filename
);
2978 /* Same error code as "failed to rename". */
2982 static struct strbuf
store_create_section(const char *key
,
2983 const struct config_store_data
*store
)
2987 struct strbuf sb
= STRBUF_INIT
;
2989 dot
= memchr(key
, '.', store
->baselen
);
2991 strbuf_addf(&sb
, "[%.*s \"", (int)(dot
- key
), key
);
2992 for (i
= dot
- key
+ 1; i
< store
->baselen
; i
++) {
2993 if (key
[i
] == '"' || key
[i
] == '\\')
2994 strbuf_addch(&sb
, '\\');
2995 strbuf_addch(&sb
, key
[i
]);
2997 strbuf_addstr(&sb
, "\"]\n");
2999 strbuf_addch(&sb
, '[');
3000 strbuf_add(&sb
, key
, store
->baselen
);
3001 strbuf_addstr(&sb
, "]\n");
3007 static ssize_t
write_section(int fd
, const char *key
,
3008 const struct config_store_data
*store
)
3010 struct strbuf sb
= store_create_section(key
, store
);
3013 ret
= write_in_full(fd
, sb
.buf
, sb
.len
);
3014 strbuf_release(&sb
);
3019 static ssize_t
write_pair(int fd
, const char *key
, const char *value
,
3020 const struct config_store_data
*store
)
3024 const char *quote
= "";
3025 struct strbuf sb
= STRBUF_INIT
;
3028 * Check to see if the value needs to be surrounded with a dq pair.
3029 * Note that problematic characters are always backslash-quoted; this
3030 * check is about not losing leading or trailing SP and strings that
3031 * follow beginning-of-comment characters (i.e. ';' and '#') by the
3032 * configuration parser.
3034 if (value
[0] == ' ')
3036 for (i
= 0; value
[i
]; i
++)
3037 if (value
[i
] == ';' || value
[i
] == '#')
3039 if (i
&& value
[i
- 1] == ' ')
3042 strbuf_addf(&sb
, "\t%s = %s", key
+ store
->baselen
+ 1, quote
);
3044 for (i
= 0; value
[i
]; i
++)
3047 strbuf_addstr(&sb
, "\\n");
3050 strbuf_addstr(&sb
, "\\t");
3054 strbuf_addch(&sb
, '\\');
3057 strbuf_addch(&sb
, value
[i
]);
3060 strbuf_addf(&sb
, "%s\n", quote
);
3062 ret
= write_in_full(fd
, sb
.buf
, sb
.len
);
3063 strbuf_release(&sb
);
3069 * If we are about to unset the last key(s) in a section, and if there are
3070 * no comments surrounding (or included in) the section, we will want to
3071 * extend begin/end to remove the entire section.
3073 * Note: the parameter `seen_ptr` points to the index into the store.seen
3074 * array. * This index may be incremented if a section has more than one
3075 * entry (which all are to be removed).
3077 static void maybe_remove_section(struct config_store_data
*store
,
3078 size_t *begin_offset
, size_t *end_offset
,
3082 int i
, seen
, section_seen
= 0;
3085 * First, ensure that this is the first key, and that there are no
3086 * comments before the entry nor before the section header.
3089 for (i
= store
->seen
[seen
]; i
> 0; i
--) {
3090 enum config_event_t type
= store
->parsed
[i
- 1].type
;
3092 if (type
== CONFIG_EVENT_COMMENT
)
3093 /* There is a comment before this entry or section */
3095 if (type
== CONFIG_EVENT_ENTRY
) {
3097 /* This is not the section's first entry. */
3099 /* We encountered no comment before the section. */
3102 if (type
== CONFIG_EVENT_SECTION
) {
3103 if (!store
->parsed
[i
- 1].is_keys_section
)
3108 begin
= store
->parsed
[i
].begin
;
3111 * Next, make sure that we are removing the last key(s) in the section,
3112 * and that there are no comments that are possibly about the current
3115 for (i
= store
->seen
[seen
] + 1; i
< store
->parsed_nr
; i
++) {
3116 enum config_event_t type
= store
->parsed
[i
].type
;
3118 if (type
== CONFIG_EVENT_COMMENT
)
3120 if (type
== CONFIG_EVENT_SECTION
) {
3121 if (store
->parsed
[i
].is_keys_section
)
3125 if (type
== CONFIG_EVENT_ENTRY
) {
3126 if (++seen
< store
->seen_nr
&&
3127 i
== store
->seen
[seen
])
3128 /* We want to remove this entry, too */
3130 /* There is another entry in this section. */
3136 * We are really removing the last entry/entries from this section, and
3137 * there are no enclosed or surrounding comments. Remove the entire,
3138 * now-empty section.
3141 *begin_offset
= begin
;
3142 if (i
< store
->parsed_nr
)
3143 *end_offset
= store
->parsed
[i
].begin
;
3145 *end_offset
= store
->parsed
[store
->parsed_nr
- 1].end
;
3148 int git_config_set_in_file_gently(const char *config_filename
,
3149 const char *key
, const char *value
)
3151 return git_config_set_multivar_in_file_gently(config_filename
, key
, value
, NULL
, 0);
3154 void git_config_set_in_file(const char *config_filename
,
3155 const char *key
, const char *value
)
3157 git_config_set_multivar_in_file(config_filename
, key
, value
, NULL
, 0);
3160 int git_config_set_gently(const char *key
, const char *value
)
3162 return git_config_set_multivar_gently(key
, value
, NULL
, 0);
3165 int repo_config_set_worktree_gently(struct repository
*r
,
3166 const char *key
, const char *value
)
3168 /* Only use worktree-specific config if it is already enabled. */
3169 if (repository_format_worktree_config
) {
3170 char *file
= repo_git_path(r
, "config.worktree");
3171 int ret
= git_config_set_multivar_in_file_gently(
3172 file
, key
, value
, NULL
, 0);
3176 return repo_config_set_multivar_gently(r
, key
, value
, NULL
, 0);
3179 void git_config_set(const char *key
, const char *value
)
3181 git_config_set_multivar(key
, value
, NULL
, 0);
3183 trace2_cmd_set_config(key
, value
);
3187 * If value==NULL, unset in (remove from) config,
3188 * if value_pattern!=NULL, disregard key/value pairs where value does not match.
3189 * if value_pattern==CONFIG_REGEX_NONE, do not match any existing values
3190 * (only add a new one)
3191 * if flags contains the CONFIG_FLAGS_MULTI_REPLACE flag, all matching
3192 * key/values are removed before a single new pair is written. If the
3193 * flag is not present, then replace only the first match.
3195 * Returns 0 on success.
3197 * This function does this:
3199 * - it locks the config file by creating ".git/config.lock"
3201 * - it then parses the config using store_aux() as validator to find
3202 * the position on the key/value pair to replace. If it is to be unset,
3203 * it must be found exactly once.
3205 * - the config file is mmap()ed and the part before the match (if any) is
3206 * written to the lock file, then the changed part and the rest.
3208 * - the config file is removed and the lock file rename()d to it.
3211 int git_config_set_multivar_in_file_gently(const char *config_filename
,
3212 const char *key
, const char *value
,
3213 const char *value_pattern
,
3216 int fd
= -1, in_fd
= -1;
3218 struct lock_file lock
= LOCK_INIT
;
3219 char *filename_buf
= NULL
;
3220 char *contents
= NULL
;
3222 struct config_store_data store
;
3224 memset(&store
, 0, sizeof(store
));
3226 /* parse-key returns negative; flip the sign to feed exit(3) */
3227 ret
= 0 - git_config_parse_key(key
, &store
.key
, &store
.baselen
);
3231 store
.multi_replace
= (flags
& CONFIG_FLAGS_MULTI_REPLACE
) != 0;
3233 if (!config_filename
)
3234 config_filename
= filename_buf
= git_pathdup("config");
3237 * The lock serves a purpose in addition to locking: the new
3238 * contents of .git/config will be written into it.
3240 fd
= hold_lock_file_for_update(&lock
, config_filename
, 0);
3242 error_errno(_("could not lock config file %s"), config_filename
);
3243 ret
= CONFIG_NO_LOCK
;
3248 * If .git/config does not exist yet, write a minimal version.
3250 in_fd
= open(config_filename
, O_RDONLY
);
3252 if ( ENOENT
!= errno
) {
3253 error_errno(_("opening %s"), config_filename
);
3254 ret
= CONFIG_INVALID_FILE
; /* same as "invalid config file" */
3257 /* if nothing to unset, error out */
3259 ret
= CONFIG_NOTHING_SET
;
3264 store
.key
= xstrdup(key
);
3265 if (write_section(fd
, key
, &store
) < 0 ||
3266 write_pair(fd
, key
, value
, &store
) < 0)
3270 size_t copy_begin
, copy_end
;
3271 int i
, new_line
= 0;
3272 struct config_options opts
;
3275 store
.value_pattern
= NULL
;
3276 else if (value_pattern
== CONFIG_REGEX_NONE
)
3277 store
.value_pattern
= CONFIG_REGEX_NONE
;
3278 else if (flags
& CONFIG_FLAGS_FIXED_VALUE
)
3279 store
.fixed_value
= value_pattern
;
3281 if (value_pattern
[0] == '!') {
3282 store
.do_not_match
= 1;
3285 store
.do_not_match
= 0;
3287 store
.value_pattern
= (regex_t
*)xmalloc(sizeof(regex_t
));
3288 if (regcomp(store
.value_pattern
, value_pattern
,
3290 error(_("invalid pattern: %s"), value_pattern
);
3291 FREE_AND_NULL(store
.value_pattern
);
3292 ret
= CONFIG_INVALID_PATTERN
;
3297 ALLOC_GROW(store
.parsed
, 1, store
.parsed_alloc
);
3298 store
.parsed
[0].end
= 0;
3300 memset(&opts
, 0, sizeof(opts
));
3301 opts
.event_fn
= store_aux_event
;
3302 opts
.event_fn_data
= &store
;
3305 * After this, store.parsed will contain offsets of all the
3306 * parsed elements, and store.seen will contain a list of
3307 * matches, as indices into store.parsed.
3309 * As a side effect, we make sure to transform only a valid
3310 * existing config file.
3312 if (git_config_from_file_with_options(store_aux
,
3315 error(_("invalid config file %s"), config_filename
);
3316 ret
= CONFIG_INVALID_FILE
;
3320 /* if nothing to unset, or too many matches, error out */
3321 if ((store
.seen_nr
== 0 && value
== NULL
) ||
3322 (store
.seen_nr
> 1 && !store
.multi_replace
)) {
3323 ret
= CONFIG_NOTHING_SET
;
3327 if (fstat(in_fd
, &st
) == -1) {
3328 error_errno(_("fstat on %s failed"), config_filename
);
3329 ret
= CONFIG_INVALID_FILE
;
3333 contents_sz
= xsize_t(st
.st_size
);
3334 contents
= xmmap_gently(NULL
, contents_sz
, PROT_READ
,
3335 MAP_PRIVATE
, in_fd
, 0);
3336 if (contents
== MAP_FAILED
) {
3337 if (errno
== ENODEV
&& S_ISDIR(st
.st_mode
))
3339 error_errno(_("unable to mmap '%s'%s"),
3340 config_filename
, mmap_os_err());
3341 ret
= CONFIG_INVALID_FILE
;
3348 if (chmod(get_lock_file_path(&lock
), st
.st_mode
& 07777) < 0) {
3349 error_errno(_("chmod on %s failed"), get_lock_file_path(&lock
));
3350 ret
= CONFIG_NO_WRITE
;
3354 if (store
.seen_nr
== 0) {
3355 if (!store
.seen_alloc
) {
3356 /* Did not see key nor section */
3357 ALLOC_GROW(store
.seen
, 1, store
.seen_alloc
);
3358 store
.seen
[0] = store
.parsed_nr
3359 - !!store
.parsed_nr
;
3364 for (i
= 0, copy_begin
= 0; i
< store
.seen_nr
; i
++) {
3366 int j
= store
.seen
[i
];
3369 if (!store
.key_seen
) {
3370 copy_end
= store
.parsed
[j
].end
;
3371 /* include '\n' when copying section header */
3372 if (copy_end
> 0 && copy_end
< contents_sz
&&
3373 contents
[copy_end
- 1] != '\n' &&
3374 contents
[copy_end
] == '\n')
3376 replace_end
= copy_end
;
3378 replace_end
= store
.parsed
[j
].end
;
3379 copy_end
= store
.parsed
[j
].begin
;
3381 maybe_remove_section(&store
,
3385 * Swallow preceding white-space on the same
3388 while (copy_end
> 0 ) {
3389 char c
= contents
[copy_end
- 1];
3391 if (isspace(c
) && c
!= '\n')
3398 if (copy_end
> 0 && contents
[copy_end
-1] != '\n')
3401 /* write the first part of the config */
3402 if (copy_end
> copy_begin
) {
3403 if (write_in_full(fd
, contents
+ copy_begin
,
3404 copy_end
- copy_begin
) < 0)
3407 write_str_in_full(fd
, "\n") < 0)
3410 copy_begin
= replace_end
;
3413 /* write the pair (value == NULL means unset) */
3415 if (!store
.section_seen
) {
3416 if (write_section(fd
, key
, &store
) < 0)
3419 if (write_pair(fd
, key
, value
, &store
) < 0)
3423 /* write the rest of the config */
3424 if (copy_begin
< contents_sz
)
3425 if (write_in_full(fd
, contents
+ copy_begin
,
3426 contents_sz
- copy_begin
) < 0)
3429 munmap(contents
, contents_sz
);
3433 if (commit_lock_file(&lock
) < 0) {
3434 error_errno(_("could not write config file %s"), config_filename
);
3435 ret
= CONFIG_NO_WRITE
;
3441 /* Invalidate the config cache */
3445 rollback_lock_file(&lock
);
3448 munmap(contents
, contents_sz
);
3451 config_store_data_clear(&store
);
3455 ret
= write_error(get_lock_file_path(&lock
));
3460 void git_config_set_multivar_in_file(const char *config_filename
,
3461 const char *key
, const char *value
,
3462 const char *value_pattern
, unsigned flags
)
3464 if (!git_config_set_multivar_in_file_gently(config_filename
, key
, value
,
3465 value_pattern
, flags
))
3468 die(_("could not set '%s' to '%s'"), key
, value
);
3470 die(_("could not unset '%s'"), key
);
3473 int git_config_set_multivar_gently(const char *key
, const char *value
,
3474 const char *value_pattern
, unsigned flags
)
3476 return repo_config_set_multivar_gently(the_repository
, key
, value
,
3477 value_pattern
, flags
);
3480 int repo_config_set_multivar_gently(struct repository
*r
, const char *key
,
3482 const char *value_pattern
, unsigned flags
)
3484 char *file
= repo_git_path(r
, "config");
3485 int res
= git_config_set_multivar_in_file_gently(file
,
3493 void git_config_set_multivar(const char *key
, const char *value
,
3494 const char *value_pattern
, unsigned flags
)
3496 git_config_set_multivar_in_file(git_path("config"),
3497 key
, value
, value_pattern
,
3501 static size_t section_name_match (const char *buf
, const char *name
)
3503 size_t i
= 0, j
= 0;
3507 for (i
= 1; buf
[i
] && buf
[i
] != ']'; i
++) {
3508 if (!dot
&& isspace(buf
[i
])) {
3510 if (name
[j
++] != '.')
3512 for (i
++; isspace(buf
[i
]); i
++)
3518 if (buf
[i
] == '\\' && dot
)
3520 else if (buf
[i
] == '"' && dot
) {
3521 for (i
++; isspace(buf
[i
]); i
++)
3525 if (buf
[i
] != name
[j
++])
3528 if (buf
[i
] == ']' && name
[j
] == 0) {
3530 * We match, now just find the right length offset by
3531 * gobbling up any whitespace after it, as well
3534 for (; buf
[i
] && isspace(buf
[i
]); i
++)
3541 static int section_name_is_ok(const char *name
)
3543 /* Empty section names are bogus. */
3548 * Before a dot, we must be alphanumeric or dash. After the first dot,
3549 * anything goes, so we can stop checking.
3551 for (; *name
&& *name
!= '.'; name
++)
3552 if (*name
!= '-' && !isalnum(*name
))
3557 #define GIT_CONFIG_MAX_LINE_LEN (512 * 1024)
3559 /* if new_name == NULL, the section is removed instead */
3560 static int git_config_copy_or_rename_section_in_file(const char *config_filename
,
3561 const char *old_name
,
3562 const char *new_name
, int copy
)
3564 int ret
= 0, remove
= 0;
3565 char *filename_buf
= NULL
;
3566 struct lock_file lock
= LOCK_INIT
;
3568 struct strbuf buf
= STRBUF_INIT
;
3569 FILE *config_file
= NULL
;
3571 struct strbuf copystr
= STRBUF_INIT
;
3572 struct config_store_data store
;
3573 uint32_t line_nr
= 0;
3575 memset(&store
, 0, sizeof(store
));
3577 if (new_name
&& !section_name_is_ok(new_name
)) {
3578 ret
= error(_("invalid section name: %s"), new_name
);
3579 goto out_no_rollback
;
3582 if (!config_filename
)
3583 config_filename
= filename_buf
= git_pathdup("config");
3585 out_fd
= hold_lock_file_for_update(&lock
, config_filename
, 0);
3587 ret
= error(_("could not lock config file %s"), config_filename
);
3591 if (!(config_file
= fopen(config_filename
, "rb"))) {
3592 ret
= warn_on_fopen_errors(config_filename
);
3595 /* no config file means nothing to rename, no error */
3596 goto commit_and_out
;
3599 if (fstat(fileno(config_file
), &st
) == -1) {
3600 ret
= error_errno(_("fstat on %s failed"), config_filename
);
3604 if (chmod(get_lock_file_path(&lock
), st
.st_mode
& 07777) < 0) {
3605 ret
= error_errno(_("chmod on %s failed"),
3606 get_lock_file_path(&lock
));
3610 while (!strbuf_getwholeline(&buf
, config_file
, '\n')) {
3613 char *output
= buf
.buf
;
3617 if (buf
.len
>= GIT_CONFIG_MAX_LINE_LEN
) {
3618 ret
= error(_("refusing to work with overly long line "
3619 "in '%s' on line %"PRIuMAX
),
3620 config_filename
, (uintmax_t)line_nr
);
3624 for (i
= 0; buf
.buf
[i
] && isspace(buf
.buf
[i
]); i
++)
3626 if (buf
.buf
[i
] == '[') {
3627 /* it's a section */
3632 * When encountering a new section under -c we
3633 * need to flush out any section we're already
3634 * coping and begin anew. There might be
3635 * multiple [branch "$name"] sections.
3637 if (copystr
.len
> 0) {
3638 if (write_in_full(out_fd
, copystr
.buf
, copystr
.len
) < 0) {
3639 ret
= write_error(get_lock_file_path(&lock
));
3642 strbuf_reset(©str
);
3645 offset
= section_name_match(&buf
.buf
[i
], old_name
);
3652 store
.baselen
= strlen(new_name
);
3654 if (write_section(out_fd
, new_name
, &store
) < 0) {
3655 ret
= write_error(get_lock_file_path(&lock
));
3659 * We wrote out the new section, with
3660 * a newline, now skip the old
3663 output
+= offset
+ i
;
3664 if (strlen(output
) > 0) {
3666 * More content means there's
3667 * a declaration to put on the
3668 * next line; indent with a
3675 copystr
= store_create_section(new_name
, &store
);
3682 length
= strlen(output
);
3684 if (!is_section
&& copystr
.len
> 0) {
3685 strbuf_add(©str
, output
, length
);
3688 if (write_in_full(out_fd
, output
, length
) < 0) {
3689 ret
= write_error(get_lock_file_path(&lock
));
3695 * Copy a trailing section at the end of the config, won't be
3696 * flushed by the usual "flush because we have a new section
3697 * logic in the loop above.
3699 if (copystr
.len
> 0) {
3700 if (write_in_full(out_fd
, copystr
.buf
, copystr
.len
) < 0) {
3701 ret
= write_error(get_lock_file_path(&lock
));
3704 strbuf_reset(©str
);
3707 fclose(config_file
);
3710 if (commit_lock_file(&lock
) < 0)
3711 ret
= error_errno(_("could not write config file %s"),
3715 fclose(config_file
);
3716 rollback_lock_file(&lock
);
3719 config_store_data_clear(&store
);
3720 strbuf_release(&buf
);
3724 int git_config_rename_section_in_file(const char *config_filename
,
3725 const char *old_name
, const char *new_name
)
3727 return git_config_copy_or_rename_section_in_file(config_filename
,
3728 old_name
, new_name
, 0);
3731 int git_config_rename_section(const char *old_name
, const char *new_name
)
3733 return git_config_rename_section_in_file(NULL
, old_name
, new_name
);
3736 int git_config_copy_section_in_file(const char *config_filename
,
3737 const char *old_name
, const char *new_name
)
3739 return git_config_copy_or_rename_section_in_file(config_filename
,
3740 old_name
, new_name
, 1);
3743 int git_config_copy_section(const char *old_name
, const char *new_name
)
3745 return git_config_copy_section_in_file(NULL
, old_name
, new_name
);
3749 * Call this to report error for your variable that should not
3750 * get a boolean value (i.e. "[my] var" means "true").
3752 #undef config_error_nonbool
3753 int config_error_nonbool(const char *var
)
3755 return error(_("missing value for '%s'"), var
);
3758 int parse_config_key(const char *var
,
3759 const char *section
,
3760 const char **subsection
, size_t *subsection_len
,
3765 /* Does it start with "section." ? */
3766 if (!skip_prefix(var
, section
, &var
) || *var
!= '.')
3770 * Find the key; we don't know yet if we have a subsection, but we must
3771 * parse backwards from the end, since the subsection may have dots in
3774 dot
= strrchr(var
, '.');
3777 /* Did we have a subsection at all? */
3781 *subsection_len
= 0;
3787 *subsection
= var
+ 1;
3788 *subsection_len
= dot
- *subsection
;
3794 const char *current_config_origin_type(void)
3797 if (current_config_kvi
)
3798 type
= current_config_kvi
->origin_type
;
3800 type
= cf
->origin_type
;
3802 BUG("current_config_origin_type called outside config callback");
3805 case CONFIG_ORIGIN_BLOB
:
3807 case CONFIG_ORIGIN_FILE
:
3809 case CONFIG_ORIGIN_STDIN
:
3810 return "standard input";
3811 case CONFIG_ORIGIN_SUBMODULE_BLOB
:
3812 return "submodule-blob";
3813 case CONFIG_ORIGIN_CMDLINE
:
3814 return "command line";
3816 BUG("unknown config origin type");
3820 const char *config_scope_name(enum config_scope scope
)
3823 case CONFIG_SCOPE_SYSTEM
:
3825 case CONFIG_SCOPE_GLOBAL
:
3827 case CONFIG_SCOPE_LOCAL
:
3829 case CONFIG_SCOPE_WORKTREE
:
3831 case CONFIG_SCOPE_COMMAND
:
3833 case CONFIG_SCOPE_SUBMODULE
:
3840 const char *current_config_name(void)
3843 if (current_config_kvi
)
3844 name
= current_config_kvi
->filename
;
3848 BUG("current_config_name called outside config callback");
3849 return name
? name
: "";
3852 enum config_scope
current_config_scope(void)
3854 if (current_config_kvi
)
3855 return current_config_kvi
->scope
;
3857 return current_parsing_scope
;
3860 int current_config_line(void)
3862 if (current_config_kvi
)
3863 return current_config_kvi
->linenr
;
3868 int lookup_config(const char **mapping
, int nr_mapping
, const char *var
)
3872 for (i
= 0; i
< nr_mapping
; i
++) {
3873 const char *name
= mapping
[i
];
3875 if (name
&& !strcasecmp(var
, name
))