| #include "builtin.h" |
| #include "cache.h" |
| #include "color.h" |
| #include "parse-options.h" |
| |
| static const char *const builtin_config_usage[] = { |
| N_("git config [options]"), |
| NULL |
| }; |
| |
| static char *key; |
| static regex_t *key_regexp; |
| static regex_t *regexp; |
| static int show_keys; |
| static int use_key_regexp; |
| static int do_all; |
| static int do_not_match; |
| static char delim = '='; |
| static char key_delim = ' '; |
| static char term = '\n'; |
| |
| static int use_global_config, use_system_config, use_local_config; |
| static const char *given_config_file; |
| static const char *given_config_blob; |
| static int actions, types; |
| static const char *get_color_slot, *get_colorbool_slot; |
| static int end_null; |
| static int respect_includes = -1; |
| |
| #define ACTION_GET (1<<0) |
| #define ACTION_GET_ALL (1<<1) |
| #define ACTION_GET_REGEXP (1<<2) |
| #define ACTION_REPLACE_ALL (1<<3) |
| #define ACTION_ADD (1<<4) |
| #define ACTION_UNSET (1<<5) |
| #define ACTION_UNSET_ALL (1<<6) |
| #define ACTION_RENAME_SECTION (1<<7) |
| #define ACTION_REMOVE_SECTION (1<<8) |
| #define ACTION_LIST (1<<9) |
| #define ACTION_EDIT (1<<10) |
| #define ACTION_SET (1<<11) |
| #define ACTION_SET_ALL (1<<12) |
| #define ACTION_GET_COLOR (1<<13) |
| #define ACTION_GET_COLORBOOL (1<<14) |
| |
| #define TYPE_BOOL (1<<0) |
| #define TYPE_INT (1<<1) |
| #define TYPE_BOOL_OR_INT (1<<2) |
| #define TYPE_PATH (1<<3) |
| |
| static struct option builtin_config_options[] = { |
| OPT_GROUP(N_("Config file location")), |
| OPT_BOOLEAN(0, "global", &use_global_config, N_("use global config file")), |
| OPT_BOOLEAN(0, "system", &use_system_config, N_("use system config file")), |
| OPT_BOOLEAN(0, "local", &use_local_config, N_("use repository config file")), |
| OPT_STRING('f', "file", &given_config_file, N_("file"), N_("use given config file")), |
| OPT_STRING(0, "blob", &given_config_blob, N_("blob-id"), N_("read config from given blob object")), |
| OPT_GROUP(N_("Action")), |
| OPT_BIT(0, "get", &actions, N_("get value: name [value-regex]"), ACTION_GET), |
| OPT_BIT(0, "get-all", &actions, N_("get all values: key [value-regex]"), ACTION_GET_ALL), |
| OPT_BIT(0, "get-regexp", &actions, N_("get values for regexp: name-regex [value-regex]"), ACTION_GET_REGEXP), |
| OPT_BIT(0, "replace-all", &actions, N_("replace all matching variables: name value [value_regex]"), ACTION_REPLACE_ALL), |
| OPT_BIT(0, "add", &actions, N_("add a new variable: name value"), ACTION_ADD), |
| OPT_BIT(0, "unset", &actions, N_("remove a variable: name [value-regex]"), ACTION_UNSET), |
| OPT_BIT(0, "unset-all", &actions, N_("remove all matches: name [value-regex]"), ACTION_UNSET_ALL), |
| OPT_BIT(0, "rename-section", &actions, N_("rename section: old-name new-name"), ACTION_RENAME_SECTION), |
| OPT_BIT(0, "remove-section", &actions, N_("remove a section: name"), ACTION_REMOVE_SECTION), |
| OPT_BIT('l', "list", &actions, N_("list all"), ACTION_LIST), |
| OPT_BIT('e', "edit", &actions, N_("open an editor"), ACTION_EDIT), |
| OPT_STRING(0, "get-color", &get_color_slot, N_("slot"), N_("find the color configured: [default]")), |
| OPT_STRING(0, "get-colorbool", &get_colorbool_slot, N_("slot"), N_("find the color setting: [stdout-is-tty]")), |
| OPT_GROUP(N_("Type")), |
| OPT_BIT(0, "bool", &types, N_("value is \"true\" or \"false\""), TYPE_BOOL), |
| OPT_BIT(0, "int", &types, N_("value is decimal number"), TYPE_INT), |
| OPT_BIT(0, "bool-or-int", &types, N_("value is --bool or --int"), TYPE_BOOL_OR_INT), |
| OPT_BIT(0, "path", &types, N_("value is a path (file or directory name)"), TYPE_PATH), |
| OPT_GROUP(N_("Other")), |
| OPT_BOOLEAN('z', "null", &end_null, N_("terminate values with NUL byte")), |
| OPT_BOOL(0, "includes", &respect_includes, N_("respect include directives on lookup")), |
| OPT_END(), |
| }; |
| |
| static void check_argc(int argc, int min, int max) { |
| if (argc >= min && argc <= max) |
| return; |
| error("wrong number of arguments"); |
| usage_with_options(builtin_config_usage, builtin_config_options); |
| } |
| |
| static int show_all_config(const char *key_, const char *value_, void *cb) |
| { |
| if (value_) |
| printf("%s%c%s%c", key_, delim, value_, term); |
| else |
| printf("%s%c", key_, term); |
| return 0; |
| } |
| |
| struct strbuf_list { |
| struct strbuf *items; |
| int nr; |
| int alloc; |
| }; |
| |
| static int collect_config(const char *key_, const char *value_, void *cb) |
| { |
| struct strbuf_list *values = cb; |
| struct strbuf *buf; |
| char value[256]; |
| const char *vptr = value; |
| int must_free_vptr = 0; |
| int must_print_delim = 0; |
| |
| if (!use_key_regexp && strcmp(key_, key)) |
| return 0; |
| if (use_key_regexp && regexec(key_regexp, key_, 0, NULL, 0)) |
| return 0; |
| if (regexp != NULL && |
| (do_not_match ^ !!regexec(regexp, (value_?value_:""), 0, NULL, 0))) |
| return 0; |
| |
| ALLOC_GROW(values->items, values->nr + 1, values->alloc); |
| buf = &values->items[values->nr++]; |
| strbuf_init(buf, 0); |
| |
| if (show_keys) { |
| strbuf_addstr(buf, key_); |
| must_print_delim = 1; |
| } |
| if (types == TYPE_INT) |
| sprintf(value, "%d", git_config_int(key_, value_?value_:"")); |
| else if (types == TYPE_BOOL) |
| vptr = git_config_bool(key_, value_) ? "true" : "false"; |
| else if (types == TYPE_BOOL_OR_INT) { |
| int is_bool, v; |
| v = git_config_bool_or_int(key_, value_, &is_bool); |
| if (is_bool) |
| vptr = v ? "true" : "false"; |
| else |
| sprintf(value, "%d", v); |
| } else if (types == TYPE_PATH) { |
| if (git_config_pathname(&vptr, key_, value_) < 0) |
| return -1; |
| must_free_vptr = 1; |
| } else if (value_) { |
| vptr = value_; |
| } else { |
| /* Just show the key name */ |
| vptr = ""; |
| must_print_delim = 0; |
| } |
| |
| if (must_print_delim) |
| strbuf_addch(buf, key_delim); |
| strbuf_addstr(buf, vptr); |
| strbuf_addch(buf, term); |
| |
| if (must_free_vptr) |
| /* If vptr must be freed, it's a pointer to a |
| * dynamically allocated buffer, it's safe to cast to |
| * const. |
| */ |
| free((char *)vptr); |
| |
| return 0; |
| } |
| |
| static int get_value(const char *key_, const char *regex_) |
| { |
| int ret = CONFIG_GENERIC_ERROR; |
| struct strbuf_list values = {NULL}; |
| int i; |
| |
| if (use_key_regexp) { |
| char *tl; |
| |
| /* |
| * NEEDSWORK: this naive pattern lowercasing obviously does not |
| * work for more complex patterns like "^[^.]*Foo.*bar". |
| * Perhaps we should deprecate this altogether someday. |
| */ |
| |
| key = xstrdup(key_); |
| for (tl = key + strlen(key) - 1; |
| tl >= key && *tl != '.'; |
| tl--) |
| *tl = tolower(*tl); |
| for (tl = key; *tl && *tl != '.'; tl++) |
| *tl = tolower(*tl); |
| |
| key_regexp = (regex_t*)xmalloc(sizeof(regex_t)); |
| if (regcomp(key_regexp, key, REG_EXTENDED)) { |
| fprintf(stderr, "Invalid key pattern: %s\n", key_); |
| free(key_regexp); |
| key_regexp = NULL; |
| ret = CONFIG_INVALID_PATTERN; |
| goto free_strings; |
| } |
| } else { |
| if (git_config_parse_key(key_, &key, NULL)) { |
| ret = CONFIG_INVALID_KEY; |
| goto free_strings; |
| } |
| } |
| |
| if (regex_) { |
| if (regex_[0] == '!') { |
| do_not_match = 1; |
| regex_++; |
| } |
| |
| regexp = (regex_t*)xmalloc(sizeof(regex_t)); |
| if (regcomp(regexp, regex_, REG_EXTENDED)) { |
| fprintf(stderr, "Invalid pattern: %s\n", regex_); |
| free(regexp); |
| regexp = NULL; |
| ret = CONFIG_INVALID_PATTERN; |
| goto free_strings; |
| } |
| } |
| |
| git_config_with_options(collect_config, &values, |
| given_config_file, given_config_blob, |
| respect_includes); |
| |
| ret = !values.nr; |
| |
| for (i = 0; i < values.nr; i++) { |
| struct strbuf *buf = values.items + i; |
| if (do_all || i == values.nr - 1) |
| fwrite(buf->buf, 1, buf->len, stdout); |
| strbuf_release(buf); |
| } |
| free(values.items); |
| |
| free_strings: |
| free(key); |
| if (key_regexp) { |
| regfree(key_regexp); |
| free(key_regexp); |
| } |
| if (regexp) { |
| regfree(regexp); |
| free(regexp); |
| } |
| |
| return ret; |
| } |
| |
| static char *normalize_value(const char *key, const char *value) |
| { |
| char *normalized; |
| |
| if (!value) |
| return NULL; |
| |
| if (types == 0 || types == TYPE_PATH) |
| /* |
| * We don't do normalization for TYPE_PATH here: If |
| * the path is like ~/foobar/, we prefer to store |
| * "~/foobar/" in the config file, and to expand the ~ |
| * when retrieving the value. |
| */ |
| normalized = xstrdup(value); |
| else { |
| normalized = xmalloc(64); |
| if (types == TYPE_INT) { |
| int v = git_config_int(key, value); |
| sprintf(normalized, "%d", v); |
| } |
| else if (types == TYPE_BOOL) |
| sprintf(normalized, "%s", |
| git_config_bool(key, value) ? "true" : "false"); |
| else if (types == TYPE_BOOL_OR_INT) { |
| int is_bool, v; |
| v = git_config_bool_or_int(key, value, &is_bool); |
| if (!is_bool) |
| sprintf(normalized, "%d", v); |
| else |
| sprintf(normalized, "%s", v ? "true" : "false"); |
| } |
| } |
| |
| return normalized; |
| } |
| |
| static int get_color_found; |
| static const char *get_color_slot; |
| static const char *get_colorbool_slot; |
| static char parsed_color[COLOR_MAXLEN]; |
| |
| static int git_get_color_config(const char *var, const char *value, void *cb) |
| { |
| if (!strcmp(var, get_color_slot)) { |
| if (!value) |
| config_error_nonbool(var); |
| color_parse(value, var, parsed_color); |
| get_color_found = 1; |
| } |
| return 0; |
| } |
| |
| static void get_color(const char *def_color) |
| { |
| get_color_found = 0; |
| parsed_color[0] = '\0'; |
| git_config_with_options(git_get_color_config, NULL, |
| given_config_file, given_config_blob, |
| respect_includes); |
| |
| if (!get_color_found && def_color) |
| color_parse(def_color, "command line", parsed_color); |
| |
| fputs(parsed_color, stdout); |
| } |
| |
| static int get_colorbool_found; |
| static int get_diff_color_found; |
| static int get_color_ui_found; |
| static int git_get_colorbool_config(const char *var, const char *value, |
| void *cb) |
| { |
| if (!strcmp(var, get_colorbool_slot)) |
| get_colorbool_found = git_config_colorbool(var, value); |
| else if (!strcmp(var, "diff.color")) |
| get_diff_color_found = git_config_colorbool(var, value); |
| else if (!strcmp(var, "color.ui")) |
| get_color_ui_found = git_config_colorbool(var, value); |
| return 0; |
| } |
| |
| static int get_colorbool(int print) |
| { |
| get_colorbool_found = -1; |
| get_diff_color_found = -1; |
| get_color_ui_found = -1; |
| git_config_with_options(git_get_colorbool_config, NULL, |
| given_config_file, given_config_blob, |
| respect_includes); |
| |
| if (get_colorbool_found < 0) { |
| if (!strcmp(get_colorbool_slot, "color.diff")) |
| get_colorbool_found = get_diff_color_found; |
| if (get_colorbool_found < 0) |
| get_colorbool_found = get_color_ui_found; |
| } |
| |
| if (get_colorbool_found < 0) |
| /* default value if none found in config */ |
| get_colorbool_found = GIT_COLOR_AUTO; |
| |
| get_colorbool_found = want_color(get_colorbool_found); |
| |
| if (print) { |
| printf("%s\n", get_colorbool_found ? "true" : "false"); |
| return 0; |
| } else |
| return get_colorbool_found ? 0 : 1; |
| } |
| |
| static void check_blob_write(void) |
| { |
| if (given_config_blob) |
| die("writing config blobs is not supported"); |
| } |
| |
| int cmd_config(int argc, const char **argv, const char *prefix) |
| { |
| int nongit = !startup_info->have_repository; |
| char *value; |
| |
| given_config_file = getenv(CONFIG_ENVIRONMENT); |
| |
| argc = parse_options(argc, argv, prefix, builtin_config_options, |
| builtin_config_usage, |
| PARSE_OPT_STOP_AT_NON_OPTION); |
| |
| if (use_global_config + use_system_config + use_local_config + |
| !!given_config_file + !!given_config_blob > 1) { |
| error("only one config file at a time."); |
| usage_with_options(builtin_config_usage, builtin_config_options); |
| } |
| |
| if (use_global_config) { |
| char *user_config = NULL; |
| char *xdg_config = NULL; |
| |
| home_config_paths(&user_config, &xdg_config, "config"); |
| |
| if (!user_config) |
| /* |
| * It is unknown if HOME/.gitconfig exists, so |
| * we do not know if we should write to XDG |
| * location; error out even if XDG_CONFIG_HOME |
| * is set and points at a sane location. |
| */ |
| die("$HOME not set"); |
| |
| if (access_or_warn(user_config, R_OK, 0) && |
| xdg_config && !access_or_warn(xdg_config, R_OK, 0)) |
| given_config_file = xdg_config; |
| else |
| given_config_file = user_config; |
| } |
| else if (use_system_config) |
| given_config_file = git_etc_gitconfig(); |
| else if (use_local_config) |
| given_config_file = git_pathdup("config"); |
| else if (given_config_file) { |
| if (!is_absolute_path(given_config_file) && prefix) |
| given_config_file = |
| xstrdup(prefix_filename(prefix, |
| strlen(prefix), |
| given_config_file)); |
| } |
| |
| if (respect_includes == -1) |
| respect_includes = !given_config_file; |
| |
| if (end_null) { |
| term = '\0'; |
| delim = '\n'; |
| key_delim = '\n'; |
| } |
| |
| if (HAS_MULTI_BITS(types)) { |
| error("only one type at a time."); |
| usage_with_options(builtin_config_usage, builtin_config_options); |
| } |
| |
| if (get_color_slot) |
| actions |= ACTION_GET_COLOR; |
| if (get_colorbool_slot) |
| actions |= ACTION_GET_COLORBOOL; |
| |
| if ((get_color_slot || get_colorbool_slot) && types) { |
| error("--get-color and variable type are incoherent"); |
| usage_with_options(builtin_config_usage, builtin_config_options); |
| } |
| |
| if (HAS_MULTI_BITS(actions)) { |
| error("only one action at a time."); |
| usage_with_options(builtin_config_usage, builtin_config_options); |
| } |
| if (actions == 0) |
| switch (argc) { |
| case 1: actions = ACTION_GET; break; |
| case 2: actions = ACTION_SET; break; |
| case 3: actions = ACTION_SET_ALL; break; |
| default: |
| usage_with_options(builtin_config_usage, builtin_config_options); |
| } |
| |
| if (actions == ACTION_LIST) { |
| check_argc(argc, 0, 0); |
| if (git_config_with_options(show_all_config, NULL, |
| given_config_file, |
| given_config_blob, |
| respect_includes) < 0) { |
| if (given_config_file) |
| die_errno("unable to read config file '%s'", |
| given_config_file); |
| else |
| die("error processing config file(s)"); |
| } |
| } |
| else if (actions == ACTION_EDIT) { |
| check_argc(argc, 0, 0); |
| if (!given_config_file && nongit) |
| die("not in a git directory"); |
| if (given_config_blob) |
| die("editing blobs is not supported"); |
| git_config(git_default_config, NULL); |
| launch_editor(given_config_file ? |
| given_config_file : git_path("config"), |
| NULL, NULL); |
| } |
| else if (actions == ACTION_SET) { |
| int ret; |
| check_blob_write(); |
| check_argc(argc, 2, 2); |
| value = normalize_value(argv[0], argv[1]); |
| ret = git_config_set_in_file(given_config_file, argv[0], value); |
| if (ret == CONFIG_NOTHING_SET) |
| error("cannot overwrite multiple values with a single value\n" |
| " Use a regexp, --add or --replace-all to change %s.", argv[0]); |
| return ret; |
| } |
| else if (actions == ACTION_SET_ALL) { |
| check_blob_write(); |
| check_argc(argc, 2, 3); |
| value = normalize_value(argv[0], argv[1]); |
| return git_config_set_multivar_in_file(given_config_file, |
| argv[0], value, argv[2], 0); |
| } |
| else if (actions == ACTION_ADD) { |
| check_blob_write(); |
| check_argc(argc, 2, 2); |
| value = normalize_value(argv[0], argv[1]); |
| return git_config_set_multivar_in_file(given_config_file, |
| argv[0], value, "^$", 0); |
| } |
| else if (actions == ACTION_REPLACE_ALL) { |
| check_blob_write(); |
| check_argc(argc, 2, 3); |
| value = normalize_value(argv[0], argv[1]); |
| return git_config_set_multivar_in_file(given_config_file, |
| argv[0], value, argv[2], 1); |
| } |
| else if (actions == ACTION_GET) { |
| check_argc(argc, 1, 2); |
| return get_value(argv[0], argv[1]); |
| } |
| else if (actions == ACTION_GET_ALL) { |
| do_all = 1; |
| check_argc(argc, 1, 2); |
| return get_value(argv[0], argv[1]); |
| } |
| else if (actions == ACTION_GET_REGEXP) { |
| show_keys = 1; |
| use_key_regexp = 1; |
| do_all = 1; |
| check_argc(argc, 1, 2); |
| return get_value(argv[0], argv[1]); |
| } |
| else if (actions == ACTION_UNSET) { |
| check_blob_write(); |
| check_argc(argc, 1, 2); |
| if (argc == 2) |
| return git_config_set_multivar_in_file(given_config_file, |
| argv[0], NULL, argv[1], 0); |
| else |
| return git_config_set_in_file(given_config_file, |
| argv[0], NULL); |
| } |
| else if (actions == ACTION_UNSET_ALL) { |
| check_blob_write(); |
| check_argc(argc, 1, 2); |
| return git_config_set_multivar_in_file(given_config_file, |
| argv[0], NULL, argv[1], 1); |
| } |
| else if (actions == ACTION_RENAME_SECTION) { |
| int ret; |
| check_blob_write(); |
| check_argc(argc, 2, 2); |
| ret = git_config_rename_section_in_file(given_config_file, |
| argv[0], argv[1]); |
| if (ret < 0) |
| return ret; |
| if (ret == 0) |
| die("No such section!"); |
| } |
| else if (actions == ACTION_REMOVE_SECTION) { |
| int ret; |
| check_blob_write(); |
| check_argc(argc, 1, 1); |
| ret = git_config_rename_section_in_file(given_config_file, |
| argv[0], NULL); |
| if (ret < 0) |
| return ret; |
| if (ret == 0) |
| die("No such section!"); |
| } |
| else if (actions == ACTION_GET_COLOR) { |
| get_color(argv[0]); |
| } |
| else if (actions == ACTION_GET_COLORBOOL) { |
| if (argc == 1) |
| color_stdout_is_tty = git_config_bool("command line", argv[0]); |
| return get_colorbool(argc != 0); |
| } |
| |
| return 0; |
| } |
| |
| int cmd_repo_config(int argc, const char **argv, const char *prefix) |
| { |
| fprintf(stderr, "WARNING: git repo-config is deprecated in favor of git config.\n"); |
| return cmd_config(argc, argv, prefix); |
| } |