4 #include "parse-options.h"
6 static const char *const builtin_config_usage[] = {
7 N_("git config [options]"),
12 static regex_t *key_regexp;
13 static regex_t *regexp;
15 static int use_key_regexp;
17 static int do_not_match;
18 static char delim = '=';
19 static char key_delim = ' ';
20 static char term = '\n';
22 static int use_global_config, use_system_config, use_local_config;
23 static const char *given_config_file;
24 static const char *given_config_blob;
25 static int actions, types;
26 static const char *get_color_slot, *get_colorbool_slot;
28 static int respect_includes = -1;
30 #define ACTION_GET (1<<0)
31 #define ACTION_GET_ALL (1<<1)
32 #define ACTION_GET_REGEXP (1<<2)
33 #define ACTION_REPLACE_ALL (1<<3)
34 #define ACTION_ADD (1<<4)
35 #define ACTION_UNSET (1<<5)
36 #define ACTION_UNSET_ALL (1<<6)
37 #define ACTION_RENAME_SECTION (1<<7)
38 #define ACTION_REMOVE_SECTION (1<<8)
39 #define ACTION_LIST (1<<9)
40 #define ACTION_EDIT (1<<10)
41 #define ACTION_SET (1<<11)
42 #define ACTION_SET_ALL (1<<12)
43 #define ACTION_GET_COLOR (1<<13)
44 #define ACTION_GET_COLORBOOL (1<<14)
46 #define TYPE_BOOL (1<<0)
47 #define TYPE_INT (1<<1)
48 #define TYPE_BOOL_OR_INT (1<<2)
49 #define TYPE_PATH (1<<3)
51 static struct option builtin_config_options[] = {
52 OPT_GROUP(N_("Config file location")),
53 OPT_BOOLEAN(0, "global", &use_global_config, N_("use global config file")),
54 OPT_BOOLEAN(0, "system", &use_system_config, N_("use system config file")),
55 OPT_BOOLEAN(0, "local", &use_local_config, N_("use repository config file")),
56 OPT_STRING('f', "file", &given_config_file, N_("file"), N_("use given config file")),
57 OPT_STRING(0, "blob", &given_config_blob, N_("blob-id"), N_("read config from given blob object")),
58 OPT_GROUP(N_("Action")),
59 OPT_BIT(0, "get", &actions, N_("get value: name [value-regex]"), ACTION_GET),
60 OPT_BIT(0, "get-all", &actions, N_("get all values: key [value-regex]"), ACTION_GET_ALL),
61 OPT_BIT(0, "get-regexp", &actions, N_("get values for regexp: name-regex [value-regex]"), ACTION_GET_REGEXP),
62 OPT_BIT(0, "replace-all", &actions, N_("replace all matching variables: name value [value_regex]"), ACTION_REPLACE_ALL),
63 OPT_BIT(0, "add", &actions, N_("add a new variable: name value"), ACTION_ADD),
64 OPT_BIT(0, "unset", &actions, N_("remove a variable: name [value-regex]"), ACTION_UNSET),
65 OPT_BIT(0, "unset-all", &actions, N_("remove all matches: name [value-regex]"), ACTION_UNSET_ALL),
66 OPT_BIT(0, "rename-section", &actions, N_("rename section: old-name new-name"), ACTION_RENAME_SECTION),
67 OPT_BIT(0, "remove-section", &actions, N_("remove a section: name"), ACTION_REMOVE_SECTION),
68 OPT_BIT('l', "list", &actions, N_("list all"), ACTION_LIST),
69 OPT_BIT('e', "edit", &actions, N_("open an editor"), ACTION_EDIT),
70 OPT_STRING(0, "get-color", &get_color_slot, N_("slot"), N_("find the color configured: [default]")),
71 OPT_STRING(0, "get-colorbool", &get_colorbool_slot, N_("slot"), N_("find the color setting: [stdout-is-tty]")),
72 OPT_GROUP(N_("Type")),
73 OPT_BIT(0, "bool", &types, N_("value is \"true\" or \"false\""), TYPE_BOOL),
74 OPT_BIT(0, "int", &types, N_("value is decimal number"), TYPE_INT),
75 OPT_BIT(0, "bool-or-int", &types, N_("value is --bool or --int"), TYPE_BOOL_OR_INT),
76 OPT_BIT(0, "path", &types, N_("value is a path (file or directory name)"), TYPE_PATH),
77 OPT_GROUP(N_("Other")),
78 OPT_BOOLEAN('z', "null", &end_null, N_("terminate values with NUL byte")),
79 OPT_BOOL(0, "includes", &respect_includes, N_("respect include directives on lookup")),
83 static void check_argc(int argc, int min, int max) {
84 if (argc >= min && argc <= max)
86 error("wrong number of arguments");
87 usage_with_options(builtin_config_usage, builtin_config_options);
90 static int show_all_config(const char *key_, const char *value_, void *cb)
93 printf("%s%c%s%c", key_, delim, value_, term);
95 printf("%s%c", key_, term);
100 struct strbuf *items;
105 static int collect_config(const char *key_, const char *value_, void *cb)
107 struct strbuf_list *values = cb;
110 const char *vptr = value;
111 int must_free_vptr = 0;
112 int must_print_delim = 0;
114 if (!use_key_regexp && strcmp(key_, key))
116 if (use_key_regexp && regexec(key_regexp, key_, 0, NULL, 0))
118 if (regexp != NULL &&
119 (do_not_match ^ !!regexec(regexp, (value_?value_:""), 0, NULL, 0)))
122 ALLOC_GROW(values->items, values->nr + 1, values->alloc);
123 buf = &values->items[values->nr++];
127 strbuf_addstr(buf, key_);
128 must_print_delim = 1;
130 if (types == TYPE_INT)
131 sprintf(value, "%d", git_config_int(key_, value_?value_:""));
132 else if (types == TYPE_BOOL)
133 vptr = git_config_bool(key_, value_) ? "true" : "false";
134 else if (types == TYPE_BOOL_OR_INT) {
136 v = git_config_bool_or_int(key_, value_, &is_bool);
138 vptr = v ? "true" : "false";
140 sprintf(value, "%d", v);
141 } else if (types == TYPE_PATH) {
142 if (git_config_pathname(&vptr, key_, value_) < 0)
148 /* Just show the key name */
150 must_print_delim = 0;
153 if (must_print_delim)
154 strbuf_addch(buf, key_delim);
155 strbuf_addstr(buf, vptr);
156 strbuf_addch(buf, term);
159 /* If vptr must be freed, it's a pointer to a
160 * dynamically allocated buffer, it's safe to cast to
168 static int get_value(const char *key_, const char *regex_)
170 int ret = CONFIG_GENERIC_ERROR;
171 struct strbuf_list values = {NULL};
174 if (use_key_regexp) {
178 * NEEDSWORK: this naive pattern lowercasing obviously does not
179 * work for more complex patterns like "^[^.]*Foo.*bar".
180 * Perhaps we should deprecate this altogether someday.
184 for (tl = key + strlen(key) - 1;
185 tl >= key && *tl != '.';
188 for (tl = key; *tl && *tl != '.'; tl++)
191 key_regexp = (regex_t*)xmalloc(sizeof(regex_t));
192 if (regcomp(key_regexp, key, REG_EXTENDED)) {
193 fprintf(stderr, "Invalid key pattern: %s\n", key_);
196 ret = CONFIG_INVALID_PATTERN;
200 if (git_config_parse_key(key_, &key, NULL)) {
201 ret = CONFIG_INVALID_KEY;
207 if (regex_[0] == '!') {
212 regexp = (regex_t*)xmalloc(sizeof(regex_t));
213 if (regcomp(regexp, regex_, REG_EXTENDED)) {
214 fprintf(stderr, "Invalid pattern: %s\n", regex_);
217 ret = CONFIG_INVALID_PATTERN;
222 git_config_with_options(collect_config, &values,
223 given_config_file, given_config_blob,
228 for (i = 0; i < values.nr; i++) {
229 struct strbuf *buf = values.items + i;
230 if (do_all || i == values.nr - 1)
231 fwrite(buf->buf, 1, buf->len, stdout);
250 static char *normalize_value(const char *key, const char *value)
257 if (types == 0 || types == TYPE_PATH)
259 * We don't do normalization for TYPE_PATH here: If
260 * the path is like ~/foobar/, we prefer to store
261 * "~/foobar/" in the config file, and to expand the ~
262 * when retrieving the value.
264 normalized = xstrdup(value);
266 normalized = xmalloc(64);
267 if (types == TYPE_INT) {
268 int v = git_config_int(key, value);
269 sprintf(normalized, "%d", v);
271 else if (types == TYPE_BOOL)
272 sprintf(normalized, "%s",
273 git_config_bool(key, value) ? "true" : "false");
274 else if (types == TYPE_BOOL_OR_INT) {
276 v = git_config_bool_or_int(key, value, &is_bool);
278 sprintf(normalized, "%d", v);
280 sprintf(normalized, "%s", v ? "true" : "false");
287 static int get_color_found;
288 static const char *get_color_slot;
289 static const char *get_colorbool_slot;
290 static char parsed_color[COLOR_MAXLEN];
292 static int git_get_color_config(const char *var, const char *value, void *cb)
294 if (!strcmp(var, get_color_slot)) {
296 config_error_nonbool(var);
297 color_parse(value, var, parsed_color);
303 static void get_color(const char *def_color)
306 parsed_color[0] = '\0';
307 git_config_with_options(git_get_color_config, NULL,
308 given_config_file, given_config_blob,
311 if (!get_color_found && def_color)
312 color_parse(def_color, "command line", parsed_color);
314 fputs(parsed_color, stdout);
317 static int get_colorbool_found;
318 static int get_diff_color_found;
319 static int get_color_ui_found;
320 static int git_get_colorbool_config(const char *var, const char *value,
323 if (!strcmp(var, get_colorbool_slot))
324 get_colorbool_found = git_config_colorbool(var, value);
325 else if (!strcmp(var, "diff.color"))
326 get_diff_color_found = git_config_colorbool(var, value);
327 else if (!strcmp(var, "color.ui"))
328 get_color_ui_found = git_config_colorbool(var, value);
332 static int get_colorbool(int print)
334 get_colorbool_found = -1;
335 get_diff_color_found = -1;
336 get_color_ui_found = -1;
337 git_config_with_options(git_get_colorbool_config, NULL,
338 given_config_file, given_config_blob,
341 if (get_colorbool_found < 0) {
342 if (!strcmp(get_colorbool_slot, "color.diff"))
343 get_colorbool_found = get_diff_color_found;
344 if (get_colorbool_found < 0)
345 get_colorbool_found = get_color_ui_found;
348 if (get_colorbool_found < 0)
349 /* default value if none found in config */
350 get_colorbool_found = GIT_COLOR_AUTO;
352 get_colorbool_found = want_color(get_colorbool_found);
355 printf("%s\n", get_colorbool_found ? "true" : "false");
358 return get_colorbool_found ? 0 : 1;
361 static void check_blob_write(void)
363 if (given_config_blob)
364 die("writing config blobs is not supported");
367 int cmd_config(int argc, const char **argv, const char *prefix)
369 int nongit = !startup_info->have_repository;
372 given_config_file = getenv(CONFIG_ENVIRONMENT);
374 argc = parse_options(argc, argv, prefix, builtin_config_options,
375 builtin_config_usage,
376 PARSE_OPT_STOP_AT_NON_OPTION);
378 if (use_global_config + use_system_config + use_local_config +
379 !!given_config_file + !!given_config_blob > 1) {
380 error("only one config file at a time.");
381 usage_with_options(builtin_config_usage, builtin_config_options);
384 if (use_global_config) {
385 char *user_config = NULL;
386 char *xdg_config = NULL;
388 home_config_paths(&user_config, &xdg_config, "config");
392 * It is unknown if HOME/.gitconfig exists, so
393 * we do not know if we should write to XDG
394 * location; error out even if XDG_CONFIG_HOME
395 * is set and points at a sane location.
397 die("$HOME not set");
399 if (access_or_warn(user_config, R_OK, 0) &&
400 xdg_config && !access_or_warn(xdg_config, R_OK, 0))
401 given_config_file = xdg_config;
403 given_config_file = user_config;
405 else if (use_system_config)
406 given_config_file = git_etc_gitconfig();
407 else if (use_local_config)
408 given_config_file = git_pathdup("config");
409 else if (given_config_file) {
410 if (!is_absolute_path(given_config_file) && prefix)
412 xstrdup(prefix_filename(prefix,
417 if (respect_includes == -1)
418 respect_includes = !given_config_file;
426 if (HAS_MULTI_BITS(types)) {
427 error("only one type at a time.");
428 usage_with_options(builtin_config_usage, builtin_config_options);
432 actions |= ACTION_GET_COLOR;
433 if (get_colorbool_slot)
434 actions |= ACTION_GET_COLORBOOL;
436 if ((get_color_slot || get_colorbool_slot) && types) {
437 error("--get-color and variable type are incoherent");
438 usage_with_options(builtin_config_usage, builtin_config_options);
441 if (HAS_MULTI_BITS(actions)) {
442 error("only one action at a time.");
443 usage_with_options(builtin_config_usage, builtin_config_options);
447 case 1: actions = ACTION_GET; break;
448 case 2: actions = ACTION_SET; break;
449 case 3: actions = ACTION_SET_ALL; break;
451 usage_with_options(builtin_config_usage, builtin_config_options);
454 if (actions == ACTION_LIST) {
455 check_argc(argc, 0, 0);
456 if (git_config_with_options(show_all_config, NULL,
459 respect_includes) < 0) {
460 if (given_config_file)
461 die_errno("unable to read config file '%s'",
464 die("error processing config file(s)");
467 else if (actions == ACTION_EDIT) {
468 check_argc(argc, 0, 0);
469 if (!given_config_file && nongit)
470 die("not in a git directory");
471 if (given_config_blob)
472 die("editing blobs is not supported");
473 git_config(git_default_config, NULL);
474 launch_editor(given_config_file ?
475 given_config_file : git_path("config"),
478 else if (actions == ACTION_SET) {
481 check_argc(argc, 2, 2);
482 value = normalize_value(argv[0], argv[1]);
483 ret = git_config_set_in_file(given_config_file, argv[0], value);
484 if (ret == CONFIG_NOTHING_SET)
485 error("cannot overwrite multiple values with a single value\n"
486 " Use a regexp, --add or --replace-all to change %s.", argv[0]);
489 else if (actions == ACTION_SET_ALL) {
491 check_argc(argc, 2, 3);
492 value = normalize_value(argv[0], argv[1]);
493 return git_config_set_multivar_in_file(given_config_file,
494 argv[0], value, argv[2], 0);
496 else if (actions == ACTION_ADD) {
498 check_argc(argc, 2, 2);
499 value = normalize_value(argv[0], argv[1]);
500 return git_config_set_multivar_in_file(given_config_file,
501 argv[0], value, "^$", 0);
503 else if (actions == ACTION_REPLACE_ALL) {
505 check_argc(argc, 2, 3);
506 value = normalize_value(argv[0], argv[1]);
507 return git_config_set_multivar_in_file(given_config_file,
508 argv[0], value, argv[2], 1);
510 else if (actions == ACTION_GET) {
511 check_argc(argc, 1, 2);
512 return get_value(argv[0], argv[1]);
514 else if (actions == ACTION_GET_ALL) {
516 check_argc(argc, 1, 2);
517 return get_value(argv[0], argv[1]);
519 else if (actions == ACTION_GET_REGEXP) {
523 check_argc(argc, 1, 2);
524 return get_value(argv[0], argv[1]);
526 else if (actions == ACTION_UNSET) {
528 check_argc(argc, 1, 2);
530 return git_config_set_multivar_in_file(given_config_file,
531 argv[0], NULL, argv[1], 0);
533 return git_config_set_in_file(given_config_file,
536 else if (actions == ACTION_UNSET_ALL) {
538 check_argc(argc, 1, 2);
539 return git_config_set_multivar_in_file(given_config_file,
540 argv[0], NULL, argv[1], 1);
542 else if (actions == ACTION_RENAME_SECTION) {
545 check_argc(argc, 2, 2);
546 ret = git_config_rename_section_in_file(given_config_file,
551 die("No such section!");
553 else if (actions == ACTION_REMOVE_SECTION) {
556 check_argc(argc, 1, 1);
557 ret = git_config_rename_section_in_file(given_config_file,
562 die("No such section!");
564 else if (actions == ACTION_GET_COLOR) {
567 else if (actions == ACTION_GET_COLORBOOL) {
569 color_stdout_is_tty = git_config_bool("command line", argv[0]);
570 return get_colorbool(argc != 0);
576 int cmd_repo_config(int argc, const char **argv, const char *prefix)
578 fprintf(stderr, "WARNING: git repo-config is deprecated in favor of git config.\n");
579 return cmd_config(argc, argv, prefix);