4 #include "parse-options.h"
7 static const char *const builtin_config_usage
[] = {
8 N_("git config [<options>]"),
13 static regex_t
*key_regexp
;
14 static regex_t
*regexp
;
16 static int omit_values
;
17 static int use_key_regexp
;
19 static int do_not_match
;
20 static char delim
= '=';
21 static char key_delim
= ' ';
22 static char term
= '\n';
24 static int use_global_config
, use_system_config
, use_local_config
;
25 static struct git_config_source given_config_source
;
26 static int actions
, types
;
27 static const char *get_color_slot
, *get_colorbool_slot
;
29 static int respect_includes
= -1;
31 #define ACTION_GET (1<<0)
32 #define ACTION_GET_ALL (1<<1)
33 #define ACTION_GET_REGEXP (1<<2)
34 #define ACTION_REPLACE_ALL (1<<3)
35 #define ACTION_ADD (1<<4)
36 #define ACTION_UNSET (1<<5)
37 #define ACTION_UNSET_ALL (1<<6)
38 #define ACTION_RENAME_SECTION (1<<7)
39 #define ACTION_REMOVE_SECTION (1<<8)
40 #define ACTION_LIST (1<<9)
41 #define ACTION_EDIT (1<<10)
42 #define ACTION_SET (1<<11)
43 #define ACTION_SET_ALL (1<<12)
44 #define ACTION_GET_COLOR (1<<13)
45 #define ACTION_GET_COLORBOOL (1<<14)
46 #define ACTION_GET_URLMATCH (1<<15)
48 #define TYPE_BOOL (1<<0)
49 #define TYPE_INT (1<<1)
50 #define TYPE_BOOL_OR_INT (1<<2)
51 #define TYPE_PATH (1<<3)
53 static struct option builtin_config_options
[] = {
54 OPT_GROUP(N_("Config file location")),
55 OPT_BOOL(0, "global", &use_global_config
, N_("use global config file")),
56 OPT_BOOL(0, "system", &use_system_config
, N_("use system config file")),
57 OPT_BOOL(0, "local", &use_local_config
, N_("use repository config file")),
58 OPT_STRING('f', "file", &given_config_source
.file
, N_("file"), N_("use given config file")),
59 OPT_STRING(0, "blob", &given_config_source
.blob
, N_("blob-id"), N_("read config from given blob object")),
60 OPT_GROUP(N_("Action")),
61 OPT_BIT(0, "get", &actions
, N_("get value: name [value-regex]"), ACTION_GET
),
62 OPT_BIT(0, "get-all", &actions
, N_("get all values: key [value-regex]"), ACTION_GET_ALL
),
63 OPT_BIT(0, "get-regexp", &actions
, N_("get values for regexp: name-regex [value-regex]"), ACTION_GET_REGEXP
),
64 OPT_BIT(0, "get-urlmatch", &actions
, N_("get value specific for the URL: section[.var] URL"), ACTION_GET_URLMATCH
),
65 OPT_BIT(0, "replace-all", &actions
, N_("replace all matching variables: name value [value_regex]"), ACTION_REPLACE_ALL
),
66 OPT_BIT(0, "add", &actions
, N_("add a new variable: name value"), ACTION_ADD
),
67 OPT_BIT(0, "unset", &actions
, N_("remove a variable: name [value-regex]"), ACTION_UNSET
),
68 OPT_BIT(0, "unset-all", &actions
, N_("remove all matches: name [value-regex]"), ACTION_UNSET_ALL
),
69 OPT_BIT(0, "rename-section", &actions
, N_("rename section: old-name new-name"), ACTION_RENAME_SECTION
),
70 OPT_BIT(0, "remove-section", &actions
, N_("remove a section: name"), ACTION_REMOVE_SECTION
),
71 OPT_BIT('l', "list", &actions
, N_("list all"), ACTION_LIST
),
72 OPT_BIT('e', "edit", &actions
, N_("open an editor"), ACTION_EDIT
),
73 OPT_BIT(0, "get-color", &actions
, N_("find the color configured: slot [default]"), ACTION_GET_COLOR
),
74 OPT_BIT(0, "get-colorbool", &actions
, N_("find the color setting: slot [stdout-is-tty]"), ACTION_GET_COLORBOOL
),
75 OPT_GROUP(N_("Type")),
76 OPT_BIT(0, "bool", &types
, N_("value is \"true\" or \"false\""), TYPE_BOOL
),
77 OPT_BIT(0, "int", &types
, N_("value is decimal number"), TYPE_INT
),
78 OPT_BIT(0, "bool-or-int", &types
, N_("value is --bool or --int"), TYPE_BOOL_OR_INT
),
79 OPT_BIT(0, "path", &types
, N_("value is a path (file or directory name)"), TYPE_PATH
),
80 OPT_GROUP(N_("Other")),
81 OPT_BOOL('z', "null", &end_null
, N_("terminate values with NUL byte")),
82 OPT_BOOL(0, "name-only", &omit_values
, N_("show variable names only")),
83 OPT_BOOL(0, "includes", &respect_includes
, N_("respect include directives on lookup")),
87 static void check_argc(int argc
, int min
, int max
) {
88 if (argc
>= min
&& argc
<= max
)
90 error("wrong number of arguments");
91 usage_with_options(builtin_config_usage
, builtin_config_options
);
94 static int show_all_config(const char *key_
, const char *value_
, void *cb
)
96 if (!omit_values
&& value_
)
97 printf("%s%c%s%c", key_
, delim
, value_
, term
);
99 printf("%s%c", key_
, term
);
104 struct strbuf
*items
;
109 static int format_config(struct strbuf
*buf
, const char *key_
, const char *value_
)
114 strbuf_addstr(buf
, key_
);
116 int must_free_vptr
= 0;
117 int must_add_delim
= show_keys
;
119 const char *vptr
= value
;
121 if (types
== TYPE_INT
)
122 sprintf(value
, "%"PRId64
,
123 git_config_int64(key_
, value_
? value_
: ""));
124 else if (types
== TYPE_BOOL
)
125 vptr
= git_config_bool(key_
, value_
) ? "true" : "false";
126 else if (types
== TYPE_BOOL_OR_INT
) {
128 v
= git_config_bool_or_int(key_
, value_
, &is_bool
);
130 vptr
= v
? "true" : "false";
132 sprintf(value
, "%d", v
);
133 } else if (types
== TYPE_PATH
) {
134 if (git_config_pathname(&vptr
, key_
, value_
) < 0)
140 /* Just show the key name */
146 strbuf_addch(buf
, key_delim
);
147 strbuf_addstr(buf
, vptr
);
152 strbuf_addch(buf
, term
);
156 static int collect_config(const char *key_
, const char *value_
, void *cb
)
158 struct strbuf_list
*values
= cb
;
160 if (!use_key_regexp
&& strcmp(key_
, key
))
162 if (use_key_regexp
&& regexec(key_regexp
, key_
, 0, NULL
, 0))
164 if (regexp
!= NULL
&&
165 (do_not_match
^ !!regexec(regexp
, (value_
?value_
:""), 0, NULL
, 0)))
168 ALLOC_GROW(values
->items
, values
->nr
+ 1, values
->alloc
);
170 return format_config(&values
->items
[values
->nr
++], key_
, value_
);
173 static int get_value(const char *key_
, const char *regex_
)
175 int ret
= CONFIG_GENERIC_ERROR
;
176 struct strbuf_list values
= {NULL
};
179 if (use_key_regexp
) {
183 * NEEDSWORK: this naive pattern lowercasing obviously does not
184 * work for more complex patterns like "^[^.]*Foo.*bar".
185 * Perhaps we should deprecate this altogether someday.
189 for (tl
= key
+ strlen(key
) - 1;
190 tl
>= key
&& *tl
!= '.';
193 for (tl
= key
; *tl
&& *tl
!= '.'; tl
++)
196 key_regexp
= (regex_t
*)xmalloc(sizeof(regex_t
));
197 if (regcomp(key_regexp
, key
, REG_EXTENDED
)) {
198 error("invalid key pattern: %s", key_
);
201 ret
= CONFIG_INVALID_PATTERN
;
205 if (git_config_parse_key(key_
, &key
, NULL
)) {
206 ret
= CONFIG_INVALID_KEY
;
212 if (regex_
[0] == '!') {
217 regexp
= (regex_t
*)xmalloc(sizeof(regex_t
));
218 if (regcomp(regexp
, regex_
, REG_EXTENDED
)) {
219 error("invalid pattern: %s", regex_
);
222 ret
= CONFIG_INVALID_PATTERN
;
227 git_config_with_options(collect_config
, &values
,
228 &given_config_source
, respect_includes
);
232 for (i
= 0; i
< values
.nr
; i
++) {
233 struct strbuf
*buf
= values
.items
+ i
;
234 if (do_all
|| i
== values
.nr
- 1)
235 fwrite(buf
->buf
, 1, buf
->len
, stdout
);
254 static char *normalize_value(const char *key
, const char *value
)
261 if (types
== 0 || types
== TYPE_PATH
)
263 * We don't do normalization for TYPE_PATH here: If
264 * the path is like ~/foobar/, we prefer to store
265 * "~/foobar/" in the config file, and to expand the ~
266 * when retrieving the value.
268 normalized
= xstrdup(value
);
270 normalized
= xmalloc(64);
271 if (types
== TYPE_INT
) {
272 int64_t v
= git_config_int64(key
, value
);
273 sprintf(normalized
, "%"PRId64
, v
);
275 else if (types
== TYPE_BOOL
)
276 sprintf(normalized
, "%s",
277 git_config_bool(key
, value
) ? "true" : "false");
278 else if (types
== TYPE_BOOL_OR_INT
) {
280 v
= git_config_bool_or_int(key
, value
, &is_bool
);
282 sprintf(normalized
, "%d", v
);
284 sprintf(normalized
, "%s", v
? "true" : "false");
291 static int get_color_found
;
292 static const char *get_color_slot
;
293 static const char *get_colorbool_slot
;
294 static char parsed_color
[COLOR_MAXLEN
];
296 static int git_get_color_config(const char *var
, const char *value
, void *cb
)
298 if (!strcmp(var
, get_color_slot
)) {
300 config_error_nonbool(var
);
301 if (color_parse(value
, parsed_color
) < 0)
308 static void get_color(const char *var
, const char *def_color
)
310 get_color_slot
= var
;
312 parsed_color
[0] = '\0';
313 git_config_with_options(git_get_color_config
, NULL
,
314 &given_config_source
, respect_includes
);
316 if (!get_color_found
&& def_color
) {
317 if (color_parse(def_color
, parsed_color
) < 0)
318 die(_("unable to parse default color value"));
321 fputs(parsed_color
, stdout
);
324 static int get_colorbool_found
;
325 static int get_diff_color_found
;
326 static int get_color_ui_found
;
327 static int git_get_colorbool_config(const char *var
, const char *value
,
330 if (!strcmp(var
, get_colorbool_slot
))
331 get_colorbool_found
= git_config_colorbool(var
, value
);
332 else if (!strcmp(var
, "diff.color"))
333 get_diff_color_found
= git_config_colorbool(var
, value
);
334 else if (!strcmp(var
, "color.ui"))
335 get_color_ui_found
= git_config_colorbool(var
, value
);
339 static int get_colorbool(const char *var
, int print
)
341 get_colorbool_slot
= var
;
342 get_colorbool_found
= -1;
343 get_diff_color_found
= -1;
344 get_color_ui_found
= -1;
345 git_config_with_options(git_get_colorbool_config
, NULL
,
346 &given_config_source
, respect_includes
);
348 if (get_colorbool_found
< 0) {
349 if (!strcmp(get_colorbool_slot
, "color.diff"))
350 get_colorbool_found
= get_diff_color_found
;
351 if (get_colorbool_found
< 0)
352 get_colorbool_found
= get_color_ui_found
;
355 if (get_colorbool_found
< 0)
356 /* default value if none found in config */
357 get_colorbool_found
= GIT_COLOR_AUTO
;
359 get_colorbool_found
= want_color(get_colorbool_found
);
362 printf("%s\n", get_colorbool_found
? "true" : "false");
365 return get_colorbool_found
? 0 : 1;
368 static void check_write(void)
370 if (given_config_source
.use_stdin
)
371 die("writing to stdin is not supported");
373 if (given_config_source
.blob
)
374 die("writing config blobs is not supported");
377 struct urlmatch_current_candidate_value
{
382 static int urlmatch_collect_fn(const char *var
, const char *value
, void *cb
)
384 struct string_list
*values
= cb
;
385 struct string_list_item
*item
= string_list_insert(values
, var
);
386 struct urlmatch_current_candidate_value
*matched
= item
->util
;
389 matched
= xmalloc(sizeof(*matched
));
390 strbuf_init(&matched
->value
, 0);
391 item
->util
= matched
;
393 strbuf_reset(&matched
->value
);
397 strbuf_addstr(&matched
->value
, value
);
398 matched
->value_is_null
= 0;
400 matched
->value_is_null
= 1;
405 static int get_urlmatch(const char *var
, const char *url
)
408 struct string_list_item
*item
;
409 struct urlmatch_config config
= { STRING_LIST_INIT_DUP
};
410 struct string_list values
= STRING_LIST_INIT_DUP
;
412 config
.collect_fn
= urlmatch_collect_fn
;
413 config
.cascade_fn
= NULL
;
416 if (!url_normalize(url
, &config
.url
))
417 die("%s", config
.url
.err
);
419 config
.section
= xstrdup_tolower(var
);
420 section_tail
= strchr(config
.section
, '.');
422 *section_tail
= '\0';
423 config
.key
= section_tail
+ 1;
430 git_config_with_options(urlmatch_config_entry
, &config
,
431 &given_config_source
, respect_includes
);
433 for_each_string_list_item(item
, &values
) {
434 struct urlmatch_current_candidate_value
*matched
= item
->util
;
435 struct strbuf key
= STRBUF_INIT
;
436 struct strbuf buf
= STRBUF_INIT
;
438 strbuf_addstr(&key
, item
->string
);
439 format_config(&buf
, key
.buf
,
440 matched
->value_is_null
? NULL
: matched
->value
.buf
);
441 fwrite(buf
.buf
, 1, buf
.len
, stdout
);
442 strbuf_release(&key
);
443 strbuf_release(&buf
);
445 strbuf_release(&matched
->value
);
447 string_list_clear(&config
.vars
, 1);
448 string_list_clear(&values
, 1);
449 free(config
.url
.url
);
451 free((void *)config
.section
);
455 static char *default_user_config(void)
457 struct strbuf buf
= STRBUF_INIT
;
459 _("# This is Git's per-user configuration file.\n"
461 "# Please adapt and uncomment the following lines:\n"
464 ident_default_name(),
465 ident_default_email());
466 return strbuf_detach(&buf
, NULL
);
469 int cmd_config(int argc
, const char **argv
, const char *prefix
)
471 int nongit
= !startup_info
->have_repository
;
474 given_config_source
.file
= getenv(CONFIG_ENVIRONMENT
);
476 argc
= parse_options(argc
, argv
, prefix
, builtin_config_options
,
477 builtin_config_usage
,
478 PARSE_OPT_STOP_AT_NON_OPTION
);
480 if (use_global_config
+ use_system_config
+ use_local_config
+
481 !!given_config_source
.file
+ !!given_config_source
.blob
> 1) {
482 error("only one config file at a time.");
483 usage_with_options(builtin_config_usage
, builtin_config_options
);
486 if (given_config_source
.file
&&
487 !strcmp(given_config_source
.file
, "-")) {
488 given_config_source
.file
= NULL
;
489 given_config_source
.use_stdin
= 1;
492 if (use_global_config
) {
493 char *user_config
= expand_user_path("~/.gitconfig");
494 char *xdg_config
= xdg_config_home("config");
498 * It is unknown if HOME/.gitconfig exists, so
499 * we do not know if we should write to XDG
500 * location; error out even if XDG_CONFIG_HOME
501 * is set and points at a sane location.
503 die("$HOME not set");
505 if (access_or_warn(user_config
, R_OK
, 0) &&
506 xdg_config
&& !access_or_warn(xdg_config
, R_OK
, 0))
507 given_config_source
.file
= xdg_config
;
509 given_config_source
.file
= user_config
;
511 else if (use_system_config
)
512 given_config_source
.file
= git_etc_gitconfig();
513 else if (use_local_config
)
514 given_config_source
.file
= git_pathdup("config");
515 else if (given_config_source
.file
) {
516 if (!is_absolute_path(given_config_source
.file
) && prefix
)
517 given_config_source
.file
=
518 xstrdup(prefix_filename(prefix
,
520 given_config_source
.file
));
523 if (respect_includes
== -1)
524 respect_includes
= !given_config_source
.file
;
532 if (HAS_MULTI_BITS(types
)) {
533 error("only one type at a time.");
534 usage_with_options(builtin_config_usage
, builtin_config_options
);
537 if ((actions
& (ACTION_GET_COLOR
|ACTION_GET_COLORBOOL
)) && types
) {
538 error("--get-color and variable type are incoherent");
539 usage_with_options(builtin_config_usage
, builtin_config_options
);
542 if (HAS_MULTI_BITS(actions
)) {
543 error("only one action at a time.");
544 usage_with_options(builtin_config_usage
, builtin_config_options
);
548 case 1: actions
= ACTION_GET
; break;
549 case 2: actions
= ACTION_SET
; break;
550 case 3: actions
= ACTION_SET_ALL
; break;
552 usage_with_options(builtin_config_usage
, builtin_config_options
);
555 !(actions
== ACTION_LIST
|| actions
== ACTION_GET_REGEXP
)) {
556 error("--name-only is only applicable to --list or --get-regexp");
557 usage_with_options(builtin_config_usage
, builtin_config_options
);
559 if (actions
== ACTION_LIST
) {
560 check_argc(argc
, 0, 0);
561 if (git_config_with_options(show_all_config
, NULL
,
562 &given_config_source
,
563 respect_includes
) < 0) {
564 if (given_config_source
.file
)
565 die_errno("unable to read config file '%s'",
566 given_config_source
.file
);
568 die("error processing config file(s)");
571 else if (actions
== ACTION_EDIT
) {
574 check_argc(argc
, 0, 0);
575 if (!given_config_source
.file
&& nongit
)
576 die("not in a git directory");
577 if (given_config_source
.use_stdin
)
578 die("editing stdin is not supported");
579 if (given_config_source
.blob
)
580 die("editing blobs is not supported");
581 git_config(git_default_config
, NULL
);
582 config_file
= xstrdup(given_config_source
.file
?
583 given_config_source
.file
: git_path("config"));
584 if (use_global_config
) {
585 int fd
= open(config_file
, O_CREAT
| O_EXCL
| O_WRONLY
, 0666);
587 char *content
= default_user_config();
588 write_str_in_full(fd
, content
);
592 else if (errno
!= EEXIST
)
593 die_errno(_("cannot create configuration file %s"), config_file
);
595 launch_editor(config_file
, NULL
, NULL
);
598 else if (actions
== ACTION_SET
) {
601 check_argc(argc
, 2, 2);
602 value
= normalize_value(argv
[0], argv
[1]);
603 ret
= git_config_set_in_file(given_config_source
.file
, argv
[0], value
);
604 if (ret
== CONFIG_NOTHING_SET
)
605 error("cannot overwrite multiple values with a single value\n"
606 " Use a regexp, --add or --replace-all to change %s.", argv
[0]);
609 else if (actions
== ACTION_SET_ALL
) {
611 check_argc(argc
, 2, 3);
612 value
= normalize_value(argv
[0], argv
[1]);
613 return git_config_set_multivar_in_file(given_config_source
.file
,
614 argv
[0], value
, argv
[2], 0);
616 else if (actions
== ACTION_ADD
) {
618 check_argc(argc
, 2, 2);
619 value
= normalize_value(argv
[0], argv
[1]);
620 return git_config_set_multivar_in_file(given_config_source
.file
,
622 CONFIG_REGEX_NONE
, 0);
624 else if (actions
== ACTION_REPLACE_ALL
) {
626 check_argc(argc
, 2, 3);
627 value
= normalize_value(argv
[0], argv
[1]);
628 return git_config_set_multivar_in_file(given_config_source
.file
,
629 argv
[0], value
, argv
[2], 1);
631 else if (actions
== ACTION_GET
) {
632 check_argc(argc
, 1, 2);
633 return get_value(argv
[0], argv
[1]);
635 else if (actions
== ACTION_GET_ALL
) {
637 check_argc(argc
, 1, 2);
638 return get_value(argv
[0], argv
[1]);
640 else if (actions
== ACTION_GET_REGEXP
) {
644 check_argc(argc
, 1, 2);
645 return get_value(argv
[0], argv
[1]);
647 else if (actions
== ACTION_GET_URLMATCH
) {
648 check_argc(argc
, 2, 2);
649 return get_urlmatch(argv
[0], argv
[1]);
651 else if (actions
== ACTION_UNSET
) {
653 check_argc(argc
, 1, 2);
655 return git_config_set_multivar_in_file(given_config_source
.file
,
656 argv
[0], NULL
, argv
[1], 0);
658 return git_config_set_in_file(given_config_source
.file
,
661 else if (actions
== ACTION_UNSET_ALL
) {
663 check_argc(argc
, 1, 2);
664 return git_config_set_multivar_in_file(given_config_source
.file
,
665 argv
[0], NULL
, argv
[1], 1);
667 else if (actions
== ACTION_RENAME_SECTION
) {
670 check_argc(argc
, 2, 2);
671 ret
= git_config_rename_section_in_file(given_config_source
.file
,
676 die("No such section!");
678 else if (actions
== ACTION_REMOVE_SECTION
) {
681 check_argc(argc
, 1, 1);
682 ret
= git_config_rename_section_in_file(given_config_source
.file
,
687 die("No such section!");
689 else if (actions
== ACTION_GET_COLOR
) {
690 check_argc(argc
, 1, 2);
691 get_color(argv
[0], argv
[1]);
693 else if (actions
== ACTION_GET_COLORBOOL
) {
694 check_argc(argc
, 1, 2);
696 color_stdout_is_tty
= git_config_bool("command line", argv
[1]);
697 return get_colorbool(argv
[0], argc
== 2);