#include "builtin.h" #include "abspath.h" #include "config.h" #include "color.h" #include "editor.h" #include "environment.h" #include "repository.h" #include "gettext.h" #include "ident.h" #include "parse-options.h" #include "urlmatch.h" #include "path.h" #include "quote.h" #include "setup.h" #include "strbuf.h" #include "worktree.h" static const char *const builtin_config_usage[] = { N_("git config list [] [] [--includes]"), N_("git config get [] [] [--includes] [--all] [--regexp] [--value=] [--fixed-value] [--default=] "), N_("git config set [] [--type=] [--all] [--value=] [--fixed-value] "), N_("git config unset [] [--all] [--value=] [--fixed-value] "), N_("git config rename-section []

"), N_("git config remove-section [] "), N_("git config edit []"), N_("git config [] --get-colorbool []"), NULL }; static const char *const builtin_config_list_usage[] = { N_("git config list [] [] [--includes]"), NULL }; static const char *const builtin_config_get_usage[] = { N_("git config get [] [] [--includes] [--all] [--regexp=] [--value=] [--fixed-value] [--default=] "), NULL }; static const char *const builtin_config_set_usage[] = { N_("git config set [] [--type=] [--comment=] [--all] [--value=] [--fixed-value] "), NULL }; static const char *const builtin_config_unset_usage[] = { N_("git config unset [] [--all] [--value=] [--fixed-value] "), NULL }; static const char *const builtin_config_rename_section_usage[] = { N_("git config rename-section []

"), NULL }; static const char *const builtin_config_remove_section_usage[] = { N_("git config remove-section [] "), NULL }; static const char *const builtin_config_edit_usage[] = { N_("git config edit []"), NULL }; #define CONFIG_LOCATION_OPTIONS(opts) \ OPT_GROUP(N_("Config file location")), \ OPT_BOOL(0, "global", &opts.use_global_config, N_("use global config file")), \ OPT_BOOL(0, "system", &opts.use_system_config, N_("use system config file")), \ OPT_BOOL(0, "local", &opts.use_local_config, N_("use repository config file")), \ OPT_BOOL(0, "worktree", &opts.use_worktree_config, N_("use per-worktree config file")), \ OPT_STRING('f', "file", &opts.source.file, N_("file"), N_("use given config file")), \ OPT_STRING(0, "blob", &opts.source.blob, N_("blob-id"), N_("read config from given blob object")) struct config_location_options { struct git_config_source source; struct config_options options; char *file_to_free; int use_global_config; int use_system_config; int use_local_config; int use_worktree_config; int respect_includes_opt; }; #define CONFIG_LOCATION_OPTIONS_INIT { \ .respect_includes_opt = -1, \ } #define CONFIG_TYPE_OPTIONS(type) \ OPT_GROUP(N_("Type")), \ OPT_CALLBACK('t', "type", &type, N_("type"), N_("value is given this type"), option_parse_type), \ OPT_CALLBACK_VALUE(0, "bool", &type, N_("value is \"true\" or \"false\""), TYPE_BOOL), \ OPT_CALLBACK_VALUE(0, "int", &type, N_("value is decimal number"), TYPE_INT), \ OPT_CALLBACK_VALUE(0, "bool-or-int", &type, N_("value is --bool or --int"), TYPE_BOOL_OR_INT), \ OPT_CALLBACK_VALUE(0, "bool-or-str", &type, N_("value is --bool or string"), TYPE_BOOL_OR_STR), \ OPT_CALLBACK_VALUE(0, "path", &type, N_("value is a path (file or directory name)"), TYPE_PATH), \ OPT_CALLBACK_VALUE(0, "expiry-date", &type, N_("value is an expiry date"), TYPE_EXPIRY_DATE) #define CONFIG_DISPLAY_OPTIONS(opts) \ OPT_GROUP(N_("Display options")), \ OPT_BOOL('z', "null", &opts.end_nul, N_("terminate values with NUL byte")), \ OPT_BOOL(0, "name-only", &opts.omit_values, N_("show variable names only")), \ OPT_BOOL(0, "show-origin", &opts.show_origin, N_("show origin of config (file, standard input, blob, command line)")), \ OPT_BOOL(0, "show-scope", &opts.show_scope, N_("show scope of config (worktree, local, global, system, command)")), \ OPT_BOOL(0, "show-names", &opts.show_keys, N_("show config keys in addition to their values")), \ CONFIG_TYPE_OPTIONS(opts.type) struct config_display_options { int end_nul; int omit_values; int show_origin; int show_scope; int show_keys; int type; char *default_value; /* Populated via `display_options_init()`. */ int term; int delim; int key_delim; }; #define CONFIG_DISPLAY_OPTIONS_INIT { \ .term = '\n', \ .delim = '=', \ .key_delim = ' ', \ } #define TYPE_BOOL 1 #define TYPE_INT 2 #define TYPE_BOOL_OR_INT 3 #define TYPE_PATH 4 #define TYPE_EXPIRY_DATE 5 #define TYPE_COLOR 6 #define TYPE_BOOL_OR_STR 7 #define OPT_CALLBACK_VALUE(s, l, v, h, i) \ { OPTION_CALLBACK, (s), (l), (v), NULL, (h), PARSE_OPT_NOARG | \ PARSE_OPT_NONEG, option_parse_type, (i) } static int option_parse_type(const struct option *opt, const char *arg, int unset) { int new_type, *to_type; if (unset) { *((int *) opt->value) = 0; return 0; } /* * To support '--' style flags, begin with new_type equal to * opt->defval. */ new_type = opt->defval; if (!new_type) { if (!strcmp(arg, "bool")) new_type = TYPE_BOOL; else if (!strcmp(arg, "int")) new_type = TYPE_INT; else if (!strcmp(arg, "bool-or-int")) new_type = TYPE_BOOL_OR_INT; else if (!strcmp(arg, "bool-or-str")) new_type = TYPE_BOOL_OR_STR; else if (!strcmp(arg, "path")) new_type = TYPE_PATH; else if (!strcmp(arg, "expiry-date")) new_type = TYPE_EXPIRY_DATE; else if (!strcmp(arg, "color")) new_type = TYPE_COLOR; else die(_("unrecognized --type argument, %s"), arg); } to_type = opt->value; if (*to_type && *to_type != new_type) { /* * Complain when there is a new type not equal to the old type. * This allows for combinations like '--int --type=int' and * '--type=int --type=int', but disallows ones like '--type=bool * --int' and '--type=bool * --type=int'. */ error(_("only one type at a time")); exit(129); } *to_type = new_type; return 0; } static void check_argc(int argc, int min, int max) { if (argc >= min && argc <= max) return; if (min == max) error(_("wrong number of arguments, should be %d"), min); else error(_("wrong number of arguments, should be from %d to %d"), min, max); exit(129); } static void show_config_origin(const struct config_display_options *opts, const struct key_value_info *kvi, struct strbuf *buf) { const char term = opts->end_nul ? '\0' : '\t'; strbuf_addstr(buf, config_origin_type_name(kvi->origin_type)); strbuf_addch(buf, ':'); if (opts->end_nul) strbuf_addstr(buf, kvi->filename ? kvi->filename : ""); else quote_c_style(kvi->filename ? kvi->filename : "", buf, NULL, 0); strbuf_addch(buf, term); } static void show_config_scope(const struct config_display_options *opts, const struct key_value_info *kvi, struct strbuf *buf) { const char term = opts->end_nul ? '\0' : '\t'; const char *scope = config_scope_name(kvi->scope); strbuf_addstr(buf, N_(scope)); strbuf_addch(buf, term); } static int show_all_config(const char *key_, const char *value_, const struct config_context *ctx, void *cb) { const struct config_display_options *opts = cb; const struct key_value_info *kvi = ctx->kvi; if (opts->show_origin || opts->show_scope) { struct strbuf buf = STRBUF_INIT; if (opts->show_scope) show_config_scope(opts, kvi, &buf); if (opts->show_origin) show_config_origin(opts, kvi, &buf); /* Use fwrite as "buf" can contain \0's if "end_null" is set. */ fwrite(buf.buf, 1, buf.len, stdout); strbuf_release(&buf); } if (!opts->omit_values && value_) printf("%s%c%s%c", key_, opts->delim, value_, opts->term); else printf("%s%c", key_, opts->term); return 0; } struct strbuf_list { struct strbuf *items; int nr; int alloc; }; static int format_config(const struct config_display_options *opts, struct strbuf *buf, const char *key_, const char *value_, const struct key_value_info *kvi) { if (opts->show_scope) show_config_scope(opts, kvi, buf); if (opts->show_origin) show_config_origin(opts, kvi, buf); if (opts->show_keys) strbuf_addstr(buf, key_); if (!opts->omit_values) { if (opts->show_keys) strbuf_addch(buf, opts->key_delim); if (opts->type == TYPE_INT) strbuf_addf(buf, "%"PRId64, git_config_int64(key_, value_ ? value_ : "", kvi)); else if (opts->type == TYPE_BOOL) strbuf_addstr(buf, git_config_bool(key_, value_) ? "true" : "false"); else if (opts->type == TYPE_BOOL_OR_INT) { int is_bool, v; v = git_config_bool_or_int(key_, value_, kvi, &is_bool); if (is_bool) strbuf_addstr(buf, v ? "true" : "false"); else strbuf_addf(buf, "%d", v); } else if (opts->type == TYPE_BOOL_OR_STR) { int v = git_parse_maybe_bool(value_); if (v < 0) strbuf_addstr(buf, value_); else strbuf_addstr(buf, v ? "true" : "false"); } else if (opts->type == TYPE_PATH) { char *v; if (git_config_pathname(&v, key_, value_) < 0) return -1; strbuf_addstr(buf, v); free((char *)v); } else if (opts->type == TYPE_EXPIRY_DATE) { timestamp_t t; if (git_config_expiry_date(&t, key_, value_) < 0) return -1; strbuf_addf(buf, "%"PRItime, t); } else if (opts->type == TYPE_COLOR) { char v[COLOR_MAXLEN]; if (git_config_color(v, key_, value_) < 0) return -1; strbuf_addstr(buf, v); } else if (value_) { strbuf_addstr(buf, value_); } else { /* Just show the key name; back out delimiter */ if (opts->show_keys) strbuf_setlen(buf, buf->len - 1); } } strbuf_addch(buf, opts->term); return 0; } #define GET_VALUE_ALL (1 << 0) #define GET_VALUE_KEY_REGEXP (1 << 1) struct collect_config_data { const struct config_display_options *display_opts; struct strbuf_list *values; const char *value_pattern; const char *key; regex_t *regexp; regex_t *key_regexp; int do_not_match; unsigned get_value_flags; unsigned flags; }; static int collect_config(const char *key_, const char *value_, const struct config_context *ctx, void *cb) { struct collect_config_data *data = cb; struct strbuf_list *values = data->values; const struct key_value_info *kvi = ctx->kvi; if (!(data->get_value_flags & GET_VALUE_KEY_REGEXP) && strcmp(key_, data->key)) return 0; if ((data->get_value_flags & GET_VALUE_KEY_REGEXP) && regexec(data->key_regexp, key_, 0, NULL, 0)) return 0; if ((data->flags & CONFIG_FLAGS_FIXED_VALUE) && strcmp(data->value_pattern, (value_?value_:""))) return 0; if (data->regexp && (data->do_not_match ^ !!regexec(data->regexp, (value_?value_:""), 0, NULL, 0))) return 0; ALLOC_GROW(values->items, values->nr + 1, values->alloc); strbuf_init(&values->items[values->nr], 0); return format_config(data->display_opts, &values->items[values->nr++], key_, value_, kvi); } static int get_value(const struct config_location_options *opts, const struct config_display_options *display_opts, const char *key_, const char *regex_, unsigned get_value_flags, unsigned flags) { int ret = CONFIG_GENERIC_ERROR; struct strbuf_list values = {NULL}; struct collect_config_data data = { .display_opts = display_opts, .values = &values, .get_value_flags = get_value_flags, .flags = flags, }; char *key = NULL; int i; if (get_value_flags & GET_VALUE_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); data.key_regexp = (regex_t*)xmalloc(sizeof(regex_t)); if (regcomp(data.key_regexp, key, REG_EXTENDED)) { error(_("invalid key pattern: %s"), key_); FREE_AND_NULL(data.key_regexp); ret = CONFIG_INVALID_PATTERN; goto free_strings; } } else { if (git_config_parse_key(key_, &key, NULL)) { ret = CONFIG_INVALID_KEY; goto free_strings; } data.key = key; } if (regex_ && (flags & CONFIG_FLAGS_FIXED_VALUE)) data.value_pattern = regex_; else if (regex_) { if (regex_[0] == '!') { data.do_not_match = 1; regex_++; } data.regexp = (regex_t*)xmalloc(sizeof(regex_t)); if (regcomp(data.regexp, regex_, REG_EXTENDED)) { error(_("invalid pattern: %s"), regex_); FREE_AND_NULL(data.regexp); ret = CONFIG_INVALID_PATTERN; goto free_strings; } } config_with_options(collect_config, &data, &opts->source, the_repository, &opts->options); if (!values.nr && display_opts->default_value) { struct key_value_info kvi = KVI_INIT; struct strbuf *item; kvi_from_param(&kvi); ALLOC_GROW(values.items, values.nr + 1, values.alloc); item = &values.items[values.nr++]; strbuf_init(item, 0); if (format_config(display_opts, item, key_, display_opts->default_value, &kvi) < 0) die(_("failed to format default config value: %s"), display_opts->default_value); } ret = !values.nr; for (i = 0; i < values.nr; i++) { struct strbuf *buf = values.items + i; if ((get_value_flags & GET_VALUE_ALL) || i == values.nr - 1) fwrite(buf->buf, 1, buf->len, stdout); strbuf_release(buf); } free(values.items); free_strings: free(key); if (data.key_regexp) { regfree(data.key_regexp); free(data.key_regexp); } if (data.regexp) { regfree(data.regexp); free(data.regexp); } return ret; } static char *normalize_value(const char *key, const char *value, int type, struct key_value_info *kvi) { if (!value) return NULL; if (type == 0 || type == TYPE_PATH || type == TYPE_EXPIRY_DATE) /* * 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. * Also don't do normalization for expiry dates. */ return xstrdup(value); if (type == TYPE_INT) return xstrfmt("%"PRId64, git_config_int64(key, value, kvi)); if (type == TYPE_BOOL) return xstrdup(git_config_bool(key, value) ? "true" : "false"); if (type == TYPE_BOOL_OR_INT) { int is_bool, v; v = git_config_bool_or_int(key, value, kvi, &is_bool); if (!is_bool) return xstrfmt("%d", v); else return xstrdup(v ? "true" : "false"); } if (type == TYPE_BOOL_OR_STR) { int v = git_parse_maybe_bool(value); if (v < 0) return xstrdup(value); else return xstrdup(v ? "true" : "false"); } if (type == TYPE_COLOR) { char v[COLOR_MAXLEN]; if (git_config_color(v, key, value)) die(_("cannot parse color '%s'"), value); /* * The contents of `v` now contain an ANSI escape * sequence, not suitable for including within a * configuration file. Treat the above as a * "sanity-check", and return the given value, which we * know is representable as valid color code. */ return xstrdup(value); } BUG("cannot normalize type %d", type); } struct get_color_config_data { int get_color_found; const char *get_color_slot; char parsed_color[COLOR_MAXLEN]; }; static int git_get_color_config(const char *var, const char *value, const struct config_context *ctx UNUSED, void *cb) { struct get_color_config_data *data = cb; if (!strcmp(var, data->get_color_slot)) { if (!value) config_error_nonbool(var); if (color_parse(value, data->parsed_color) < 0) return -1; data->get_color_found = 1; } return 0; } static void get_color(const struct config_location_options *opts, const char *var, const char *def_color) { struct get_color_config_data data = { .get_color_slot = var, .parsed_color[0] = '\0', }; config_with_options(git_get_color_config, &data, &opts->source, the_repository, &opts->options); if (!data.get_color_found && def_color) { if (color_parse(def_color, data.parsed_color) < 0) die(_("unable to parse default color value")); } fputs(data.parsed_color, stdout); } struct get_colorbool_config_data { int get_colorbool_found; int get_diff_color_found; int get_color_ui_found; const char *get_colorbool_slot; }; static int git_get_colorbool_config(const char *var, const char *value, const struct config_context *ctx UNUSED, void *cb) { struct get_colorbool_config_data *data = cb; if (!strcmp(var, data->get_colorbool_slot)) data->get_colorbool_found = git_config_colorbool(var, value); else if (!strcmp(var, "diff.color")) data->get_diff_color_found = git_config_colorbool(var, value); else if (!strcmp(var, "color.ui")) data->get_color_ui_found = git_config_colorbool(var, value); return 0; } static int get_colorbool(const struct config_location_options *opts, const char *var, int print) { struct get_colorbool_config_data data = { .get_colorbool_slot = var, .get_colorbool_found = -1, .get_diff_color_found = -1, .get_color_ui_found = -1, }; config_with_options(git_get_colorbool_config, &data, &opts->source, the_repository, &opts->options); if (data.get_colorbool_found < 0) { if (!strcmp(data.get_colorbool_slot, "color.diff")) data.get_colorbool_found = data.get_diff_color_found; if (data.get_colorbool_found < 0) data.get_colorbool_found = data.get_color_ui_found; } if (data.get_colorbool_found < 0) /* default value if none found in config */ data.get_colorbool_found = GIT_COLOR_AUTO; data.get_colorbool_found = want_color(data.get_colorbool_found); if (print) { printf("%s\n", data.get_colorbool_found ? "true" : "false"); return 0; } else return data.get_colorbool_found ? 0 : 1; } static void check_write(const struct git_config_source *source) { if (!source->file && !startup_info->have_repository) die(_("not in a git directory")); if (source->use_stdin) die(_("writing to stdin is not supported")); if (source->blob) die(_("writing config blobs is not supported")); } struct urlmatch_current_candidate_value { char value_is_null; struct strbuf value; struct key_value_info kvi; }; static int urlmatch_collect_fn(const char *var, const char *value, const struct config_context *ctx, void *cb) { struct string_list *values = cb; struct string_list_item *item = string_list_insert(values, var); struct urlmatch_current_candidate_value *matched = item->util; const struct key_value_info *kvi = ctx->kvi; if (!matched) { matched = xmalloc(sizeof(*matched)); strbuf_init(&matched->value, 0); item->util = matched; } else { strbuf_reset(&matched->value); } matched->kvi = *kvi; if (value) { strbuf_addstr(&matched->value, value); matched->value_is_null = 0; } else { matched->value_is_null = 1; } return 0; } static int get_urlmatch(const struct config_location_options *opts, const struct config_display_options *_display_opts, const char *var, const char *url) { int ret; char *section_tail; struct config_display_options display_opts = *_display_opts; struct string_list_item *item; struct urlmatch_config config = URLMATCH_CONFIG_INIT; struct string_list values = STRING_LIST_INIT_DUP; config.collect_fn = urlmatch_collect_fn; config.cascade_fn = NULL; config.cb = &values; if (!url_normalize(url, &config.url)) die("%s", config.url.err); config.section = xstrdup_tolower(var); section_tail = strchr(config.section, '.'); if (section_tail) { *section_tail = '\0'; config.key = section_tail + 1; display_opts.show_keys = 0; } else { config.key = NULL; display_opts.show_keys = 1; } config_with_options(urlmatch_config_entry, &config, &opts->source, the_repository, &opts->options); ret = !values.nr; for_each_string_list_item(item, &values) { struct urlmatch_current_candidate_value *matched = item->util; struct strbuf buf = STRBUF_INIT; format_config(&display_opts, &buf, item->string, matched->value_is_null ? NULL : matched->value.buf, &matched->kvi); fwrite(buf.buf, 1, buf.len, stdout); strbuf_release(&buf); strbuf_release(&matched->value); } urlmatch_config_release(&config); string_list_clear(&values, 1); free(config.url.url); free((void *)config.section); return ret; } static char *default_user_config(void) { struct strbuf buf = STRBUF_INIT; strbuf_addf(&buf, _("# This is Git's per-user configuration file.\n" "[user]\n" "# Please adapt and uncomment the following lines:\n" "# name = %s\n" "# email = %s\n"), ident_default_name(), ident_default_email()); return strbuf_detach(&buf, NULL); } static void location_options_init(struct config_location_options *opts, const char *prefix) { if (!opts->source.file) opts->source.file = opts->file_to_free = xstrdup_or_null(getenv(CONFIG_ENVIRONMENT)); if (opts->use_global_config + opts->use_system_config + opts->use_local_config + opts->use_worktree_config + !!opts->source.file + !!opts->source.blob > 1) { error(_("only one config file at a time")); exit(129); } if (!startup_info->have_repository) { if (opts->use_local_config) die(_("--local can only be used inside a git repository")); if (opts->source.blob) die(_("--blob can only be used inside a git repository")); if (opts->use_worktree_config) die(_("--worktree can only be used inside a git repository")); } if (opts->source.file && !strcmp(opts->source.file, "-")) { opts->source.file = NULL; opts->source.use_stdin = 1; opts->source.scope = CONFIG_SCOPE_COMMAND; } if (opts->use_global_config) { opts->source.file = opts->file_to_free = git_global_config(); if (!opts->source.file) /* * 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")); opts->source.scope = CONFIG_SCOPE_GLOBAL; } else if (opts->use_system_config) { opts->source.file = opts->file_to_free = git_system_config(); opts->source.scope = CONFIG_SCOPE_SYSTEM; } else if (opts->use_local_config) { opts->source.file = opts->file_to_free = git_pathdup("config"); opts->source.scope = CONFIG_SCOPE_LOCAL; } else if (opts->use_worktree_config) { struct worktree **worktrees = get_worktrees(); if (the_repository->repository_format_worktree_config) opts->source.file = opts->file_to_free = git_pathdup("config.worktree"); else if (worktrees[0] && worktrees[1]) die(_("--worktree cannot be used with multiple " "working trees unless the config\n" "extension worktreeConfig is enabled. " "Please read \"CONFIGURATION FILE\"\n" "section in \"git help worktree\" for details")); else opts->source.file = opts->file_to_free = git_pathdup("config"); opts->source.scope = CONFIG_SCOPE_LOCAL; free_worktrees(worktrees); } else if (opts->source.file) { if (!is_absolute_path(opts->source.file) && prefix) opts->source.file = opts->file_to_free = prefix_filename(prefix, opts->source.file); opts->source.scope = CONFIG_SCOPE_COMMAND; } else if (opts->source.blob) { opts->source.scope = CONFIG_SCOPE_COMMAND; } if (opts->respect_includes_opt == -1) opts->options.respect_includes = !opts->source.file; else opts->options.respect_includes = opts->respect_includes_opt; if (startup_info->have_repository) { opts->options.commondir = get_git_common_dir(); opts->options.git_dir = get_git_dir(); } } static void location_options_release(struct config_location_options *opts) { free(opts->file_to_free); } static void display_options_init(struct config_display_options *opts) { if (opts->end_nul) { opts->term = '\0'; opts->delim = '\n'; opts->key_delim = '\n'; } } static int cmd_config_list(int argc, const char **argv, const char *prefix) { struct config_location_options location_opts = CONFIG_LOCATION_OPTIONS_INIT; struct config_display_options display_opts = CONFIG_DISPLAY_OPTIONS_INIT; struct option opts[] = { CONFIG_LOCATION_OPTIONS(location_opts), CONFIG_DISPLAY_OPTIONS(display_opts), OPT_GROUP(N_("Other")), OPT_BOOL(0, "includes", &location_opts.respect_includes_opt, N_("respect include directives on lookup")), OPT_END(), }; argc = parse_options(argc, argv, prefix, opts, builtin_config_list_usage, 0); check_argc(argc, 0, 0); location_options_init(&location_opts, prefix); display_options_init(&display_opts); setup_auto_pager("config", 1); if (config_with_options(show_all_config, &display_opts, &location_opts.source, the_repository, &location_opts.options) < 0) { if (location_opts.source.file) die_errno(_("unable to read config file '%s'"), location_opts.source.file); else die(_("error processing config file(s)")); } location_options_release(&location_opts); return 0; } static int cmd_config_get(int argc, const char **argv, const char *prefix) { struct config_location_options location_opts = CONFIG_LOCATION_OPTIONS_INIT; struct config_display_options display_opts = CONFIG_DISPLAY_OPTIONS_INIT; const char *value_pattern = NULL, *url = NULL; int flags = 0; unsigned get_value_flags = 0; struct option opts[] = { CONFIG_LOCATION_OPTIONS(location_opts), OPT_GROUP(N_("Filter options")), OPT_BIT(0, "all", &get_value_flags, N_("return all values for multi-valued config options"), GET_VALUE_ALL), OPT_BIT(0, "regexp", &get_value_flags, N_("interpret the name as a regular expression"), GET_VALUE_KEY_REGEXP), OPT_STRING(0, "value", &value_pattern, N_("pattern"), N_("show config with values matching the pattern")), OPT_BIT(0, "fixed-value", &flags, N_("use string equality when comparing values to value pattern"), CONFIG_FLAGS_FIXED_VALUE), OPT_STRING(0, "url", &url, N_("URL"), N_("show config matching the given URL")), CONFIG_DISPLAY_OPTIONS(display_opts), OPT_GROUP(N_("Other")), OPT_BOOL(0, "includes", &location_opts.respect_includes_opt, N_("respect include directives on lookup")), OPT_STRING(0, "default", &display_opts.default_value, N_("value"), N_("use default value when missing entry")), OPT_END(), }; int ret; argc = parse_options(argc, argv, prefix, opts, builtin_config_get_usage, PARSE_OPT_STOP_AT_NON_OPTION); check_argc(argc, 1, 1); if ((flags & CONFIG_FLAGS_FIXED_VALUE) && !value_pattern) die(_("--fixed-value only applies with 'value-pattern'")); if (display_opts.default_value && ((get_value_flags & GET_VALUE_ALL) || url)) die(_("--default= cannot be used with --all or --url=")); if (url && ((get_value_flags & GET_VALUE_ALL) || (get_value_flags & GET_VALUE_KEY_REGEXP) || value_pattern)) die(_("--url= cannot be used with --all, --regexp or --value")); location_options_init(&location_opts, prefix); display_options_init(&display_opts); setup_auto_pager("config", 1); if (url) ret = get_urlmatch(&location_opts, &display_opts, argv[0], url); else ret = get_value(&location_opts, &display_opts, argv[0], value_pattern, get_value_flags, flags); location_options_release(&location_opts); return ret; } static int cmd_config_set(int argc, const char **argv, const char *prefix) { struct config_location_options location_opts = CONFIG_LOCATION_OPTIONS_INIT; const char *value_pattern = NULL, *comment_arg = NULL; char *comment = NULL; int flags = 0, append = 0, type = 0; struct option opts[] = { CONFIG_LOCATION_OPTIONS(location_opts), CONFIG_TYPE_OPTIONS(type), OPT_GROUP(N_("Filter")), OPT_BIT(0, "all", &flags, N_("replace multi-valued config option with new value"), CONFIG_FLAGS_MULTI_REPLACE), OPT_STRING(0, "value", &value_pattern, N_("pattern"), N_("show config with values matching the pattern")), OPT_BIT(0, "fixed-value", &flags, N_("use string equality when comparing values to value pattern"), CONFIG_FLAGS_FIXED_VALUE), OPT_GROUP(N_("Other")), OPT_STRING(0, "comment", &comment_arg, N_("value"), N_("human-readable comment string (# will be prepended as needed)")), OPT_BOOL(0, "append", &append, N_("add a new line without altering any existing values")), OPT_END(), }; struct key_value_info default_kvi = KVI_INIT; char *value; int ret; argc = parse_options(argc, argv, prefix, opts, builtin_config_set_usage, PARSE_OPT_STOP_AT_NON_OPTION); check_argc(argc, 2, 2); if ((flags & CONFIG_FLAGS_FIXED_VALUE) && !value_pattern) die(_("--fixed-value only applies with --value=")); if (append && value_pattern) die(_("--append cannot be used with --value=")); if (append) value_pattern = CONFIG_REGEX_NONE; comment = git_config_prepare_comment_string(comment_arg); location_options_init(&location_opts, prefix); check_write(&location_opts.source); value = normalize_value(argv[0], argv[1], type, &default_kvi); if ((flags & CONFIG_FLAGS_MULTI_REPLACE) || value_pattern) { ret = git_config_set_multivar_in_file_gently(location_opts.source.file, argv[0], value, value_pattern, comment, flags); } else { ret = git_config_set_in_file_gently(location_opts.source.file, argv[0], comment, 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]); } location_options_release(&location_opts); free(comment); free(value); return ret; } static int cmd_config_unset(int argc, const char **argv, const char *prefix) { struct config_location_options location_opts = CONFIG_LOCATION_OPTIONS_INIT; const char *value_pattern = NULL; int flags = 0; struct option opts[] = { CONFIG_LOCATION_OPTIONS(location_opts), OPT_GROUP(N_("Filter")), OPT_BIT(0, "all", &flags, N_("replace multi-valued config option with new value"), CONFIG_FLAGS_MULTI_REPLACE), OPT_STRING(0, "value", &value_pattern, N_("pattern"), N_("show config with values matching the pattern")), OPT_BIT(0, "fixed-value", &flags, N_("use string equality when comparing values to value pattern"), CONFIG_FLAGS_FIXED_VALUE), OPT_END(), }; int ret; argc = parse_options(argc, argv, prefix, opts, builtin_config_unset_usage, PARSE_OPT_STOP_AT_NON_OPTION); check_argc(argc, 1, 1); if ((flags & CONFIG_FLAGS_FIXED_VALUE) && !value_pattern) die(_("--fixed-value only applies with 'value-pattern'")); location_options_init(&location_opts, prefix); check_write(&location_opts.source); if ((flags & CONFIG_FLAGS_MULTI_REPLACE) || value_pattern) ret = git_config_set_multivar_in_file_gently(location_opts.source.file, argv[0], NULL, value_pattern, NULL, flags); else ret = git_config_set_in_file_gently(location_opts.source.file, argv[0], NULL, NULL); location_options_release(&location_opts); return ret; } static int cmd_config_rename_section(int argc, const char **argv, const char *prefix) { struct config_location_options location_opts = CONFIG_LOCATION_OPTIONS_INIT; struct option opts[] = { CONFIG_LOCATION_OPTIONS(location_opts), OPT_END(), }; int ret; argc = parse_options(argc, argv, prefix, opts, builtin_config_rename_section_usage, PARSE_OPT_STOP_AT_NON_OPTION); check_argc(argc, 2, 2); location_options_init(&location_opts, prefix); check_write(&location_opts.source); ret = git_config_rename_section_in_file(location_opts.source.file, argv[0], argv[1]); if (ret < 0) goto out; else if (!ret) die(_("no such section: %s"), argv[0]); ret = 0; out: location_options_release(&location_opts); return ret; } static int cmd_config_remove_section(int argc, const char **argv, const char *prefix) { struct config_location_options location_opts = CONFIG_LOCATION_OPTIONS_INIT; struct option opts[] = { CONFIG_LOCATION_OPTIONS(location_opts), OPT_END(), }; int ret; argc = parse_options(argc, argv, prefix, opts, builtin_config_remove_section_usage, PARSE_OPT_STOP_AT_NON_OPTION); check_argc(argc, 1, 1); location_options_init(&location_opts, prefix); check_write(&location_opts.source); ret = git_config_rename_section_in_file(location_opts.source.file, argv[0], NULL); if (ret < 0) goto out; else if (!ret) die(_("no such section: %s"), argv[0]); ret = 0; out: location_options_release(&location_opts); return ret; } static int show_editor(struct config_location_options *opts) { char *config_file; if (!opts->source.file && !startup_info->have_repository) die(_("not in a git directory")); if (opts->source.use_stdin) die(_("editing stdin is not supported")); if (opts->source.blob) die(_("editing blobs is not supported")); git_config(git_default_config, NULL); config_file = opts->source.file ? xstrdup(opts->source.file) : git_pathdup("config"); if (opts->use_global_config) { int fd = open(config_file, O_CREAT | O_EXCL | O_WRONLY, 0666); if (fd >= 0) { char *content = default_user_config(); write_str_in_full(fd, content); free(content); close(fd); } else if (errno != EEXIST) die_errno(_("cannot create configuration file %s"), config_file); } launch_editor(config_file, NULL, NULL); free(config_file); return 0; } static int cmd_config_edit(int argc, const char **argv, const char *prefix) { struct config_location_options location_opts = CONFIG_LOCATION_OPTIONS_INIT; struct option opts[] = { CONFIG_LOCATION_OPTIONS(location_opts), OPT_END(), }; int ret; argc = parse_options(argc, argv, prefix, opts, builtin_config_edit_usage, 0); check_argc(argc, 0, 0); location_options_init(&location_opts, prefix); check_write(&location_opts.source); ret = show_editor(&location_opts); location_options_release(&location_opts); return ret; } static int cmd_config_actions(int argc, const char **argv, const char *prefix) { enum { ACTION_GET = (1<<0), ACTION_GET_ALL = (1<<1), ACTION_GET_REGEXP = (1<<2), ACTION_REPLACE_ALL = (1<<3), ACTION_ADD = (1<<4), ACTION_UNSET = (1<<5), ACTION_UNSET_ALL = (1<<6), ACTION_RENAME_SECTION = (1<<7), ACTION_REMOVE_SECTION = (1<<8), ACTION_LIST = (1<<9), ACTION_EDIT = (1<<10), ACTION_SET = (1<<11), ACTION_SET_ALL = (1<<12), ACTION_GET_COLOR = (1<<13), ACTION_GET_COLORBOOL = (1<<14), ACTION_GET_URLMATCH = (1<<15), }; struct config_location_options location_opts = CONFIG_LOCATION_OPTIONS_INIT; struct config_display_options display_opts = CONFIG_DISPLAY_OPTIONS_INIT; const char *comment_arg = NULL; int actions = 0; unsigned flags = 0; struct option opts[] = { CONFIG_LOCATION_OPTIONS(location_opts), OPT_GROUP(N_("Action")), OPT_CMDMODE(0, "get", &actions, N_("get value: name []"), ACTION_GET), OPT_CMDMODE(0, "get-all", &actions, N_("get all values: key []"), ACTION_GET_ALL), OPT_CMDMODE(0, "get-regexp", &actions, N_("get values for regexp: name-regex []"), ACTION_GET_REGEXP), OPT_CMDMODE(0, "get-urlmatch", &actions, N_("get value specific for the URL: section[.var] URL"), ACTION_GET_URLMATCH), OPT_CMDMODE(0, "replace-all", &actions, N_("replace all matching variables: name value []"), ACTION_REPLACE_ALL), OPT_CMDMODE(0, "add", &actions, N_("add a new variable: name value"), ACTION_ADD), OPT_CMDMODE(0, "unset", &actions, N_("remove a variable: name []"), ACTION_UNSET), OPT_CMDMODE(0, "unset-all", &actions, N_("remove all matches: name []"), ACTION_UNSET_ALL), OPT_CMDMODE(0, "rename-section", &actions, N_("rename section: old-name new-name"), ACTION_RENAME_SECTION), OPT_CMDMODE(0, "remove-section", &actions, N_("remove a section: name"), ACTION_REMOVE_SECTION), OPT_CMDMODE('l', "list", &actions, N_("list all"), ACTION_LIST), OPT_CMDMODE('e', "edit", &actions, N_("open an editor"), ACTION_EDIT), OPT_CMDMODE(0, "get-color", &actions, N_("find the color configured: slot []"), ACTION_GET_COLOR), OPT_CMDMODE(0, "get-colorbool", &actions, N_("find the color setting: slot []"), ACTION_GET_COLORBOOL), CONFIG_DISPLAY_OPTIONS(display_opts), OPT_GROUP(N_("Other")), OPT_STRING(0, "default", &display_opts.default_value, N_("value"), N_("with --get, use default value when missing entry")), OPT_STRING(0, "comment", &comment_arg, N_("value"), N_("human-readable comment string (# will be prepended as needed)")), OPT_BIT(0, "fixed-value", &flags, N_("use string equality when comparing values to value pattern"), CONFIG_FLAGS_FIXED_VALUE), OPT_BOOL(0, "includes", &location_opts.respect_includes_opt, N_("respect include directives on lookup")), OPT_END(), }; char *value = NULL, *comment = NULL; int ret = 0; struct key_value_info default_kvi = KVI_INIT; argc = parse_options(argc, argv, prefix, opts, builtin_config_usage, PARSE_OPT_STOP_AT_NON_OPTION); location_options_init(&location_opts, prefix); display_options_init(&display_opts); if ((actions & (ACTION_GET_COLOR|ACTION_GET_COLORBOOL)) && display_opts.type) { error(_("--get-color and variable type are incoherent")); exit(129); } 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: error(_("no action specified")); exit(129); } if (display_opts.omit_values && !(actions == ACTION_LIST || actions == ACTION_GET_REGEXP)) { error(_("--name-only is only applicable to --list or --get-regexp")); exit(129); } if (display_opts.show_origin && !(actions & (ACTION_GET|ACTION_GET_ALL|ACTION_GET_REGEXP|ACTION_LIST))) { error(_("--show-origin is only applicable to --get, --get-all, " "--get-regexp, and --list")); exit(129); } if (display_opts.default_value && !(actions & ACTION_GET)) { error(_("--default is only applicable to --get")); exit(129); } if (comment_arg && !(actions & (ACTION_ADD|ACTION_SET|ACTION_SET_ALL|ACTION_REPLACE_ALL))) { error(_("--comment is only applicable to add/set/replace operations")); exit(129); } /* check usage of --fixed-value */ if (flags & CONFIG_FLAGS_FIXED_VALUE) { int allowed_usage = 0; switch (actions) { /* git config --get

*/ case ACTION_GET: /* git config --get-all

*/ case ACTION_GET_ALL: /* git config --get-regexp

*/ case ACTION_GET_REGEXP: /* git config --unset

*/ case ACTION_UNSET: /* git config --unset-all

*/ case ACTION_UNSET_ALL: allowed_usage = argc > 1 && !!argv[1]; break; /* git config

*/ case ACTION_SET_ALL: /* git config --replace-all

*/ case ACTION_REPLACE_ALL: allowed_usage = argc > 2 && !!argv[2]; break; /* other options don't allow --fixed-value */ } if (!allowed_usage) { error(_("--fixed-value only applies with 'value-pattern'")); exit(129); } } comment = git_config_prepare_comment_string(comment_arg); /* * The following actions may produce more than one line of output and * should therefore be paged. */ if (actions & (ACTION_LIST | ACTION_GET_ALL | ACTION_GET_REGEXP | ACTION_GET_URLMATCH)) setup_auto_pager("config", 1); if (actions == ACTION_LIST) { check_argc(argc, 0, 0); if (config_with_options(show_all_config, &display_opts, &location_opts.source, the_repository, &location_opts.options) < 0) { if (location_opts.source.file) die_errno(_("unable to read config file '%s'"), location_opts.source.file); else die(_("error processing config file(s)")); } } else if (actions == ACTION_EDIT) { ret = show_editor(&location_opts); } else if (actions == ACTION_SET) { check_write(&location_opts.source); check_argc(argc, 2, 2); value = normalize_value(argv[0], argv[1], display_opts.type, &default_kvi); ret = git_config_set_in_file_gently(location_opts.source.file, argv[0], comment, 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]); } else if (actions == ACTION_SET_ALL) { check_write(&location_opts.source); check_argc(argc, 2, 3); value = normalize_value(argv[0], argv[1], display_opts.type, &default_kvi); ret = git_config_set_multivar_in_file_gently(location_opts.source.file, argv[0], value, argv[2], comment, flags); } else if (actions == ACTION_ADD) { check_write(&location_opts.source); check_argc(argc, 2, 2); value = normalize_value(argv[0], argv[1], display_opts.type, &default_kvi); ret = git_config_set_multivar_in_file_gently(location_opts.source.file, argv[0], value, CONFIG_REGEX_NONE, comment, flags); } else if (actions == ACTION_REPLACE_ALL) { check_write(&location_opts.source); check_argc(argc, 2, 3); value = normalize_value(argv[0], argv[1], display_opts.type, &default_kvi); ret = git_config_set_multivar_in_file_gently(location_opts.source.file, argv[0], value, argv[2], comment, flags | CONFIG_FLAGS_MULTI_REPLACE); } else if (actions == ACTION_GET) { check_argc(argc, 1, 2); ret = get_value(&location_opts, &display_opts, argv[0], argv[1], 0, flags); } else if (actions == ACTION_GET_ALL) { check_argc(argc, 1, 2); ret = get_value(&location_opts, &display_opts, argv[0], argv[1], GET_VALUE_ALL, flags); } else if (actions == ACTION_GET_REGEXP) { display_opts.show_keys = 1; check_argc(argc, 1, 2); ret = get_value(&location_opts, &display_opts, argv[0], argv[1], GET_VALUE_ALL|GET_VALUE_KEY_REGEXP, flags); } else if (actions == ACTION_GET_URLMATCH) { check_argc(argc, 2, 2); ret = get_urlmatch(&location_opts, &display_opts, argv[0], argv[1]); } else if (actions == ACTION_UNSET) { check_write(&location_opts.source); check_argc(argc, 1, 2); if (argc == 2) ret = git_config_set_multivar_in_file_gently(location_opts.source.file, argv[0], NULL, argv[1], NULL, flags); else ret = git_config_set_in_file_gently(location_opts.source.file, argv[0], NULL, NULL); } else if (actions == ACTION_UNSET_ALL) { check_write(&location_opts.source); check_argc(argc, 1, 2); ret = git_config_set_multivar_in_file_gently(location_opts.source.file, argv[0], NULL, argv[1], NULL, flags | CONFIG_FLAGS_MULTI_REPLACE); } else if (actions == ACTION_RENAME_SECTION) { check_write(&location_opts.source); check_argc(argc, 2, 2); ret = git_config_rename_section_in_file(location_opts.source.file, argv[0], argv[1]); if (ret < 0) goto out; else if (!ret) die(_("no such section: %s"), argv[0]); else ret = 0; } else if (actions == ACTION_REMOVE_SECTION) { check_write(&location_opts.source); check_argc(argc, 1, 1); ret = git_config_rename_section_in_file(location_opts.source.file, argv[0], NULL); if (ret < 0) goto out; else if (!ret) die(_("no such section: %s"), argv[0]); else ret = 0; } else if (actions == ACTION_GET_COLOR) { check_argc(argc, 1, 2); get_color(&location_opts, argv[0], argv[1]); } else if (actions == ACTION_GET_COLORBOOL) { check_argc(argc, 1, 2); if (argc == 2) color_stdout_is_tty = git_config_bool("command line", argv[1]); ret = get_colorbool(&location_opts, argv[0], argc == 2); } out: location_options_release(&location_opts); free(comment); free(value); return ret; } int cmd_config(int argc, const char **argv, const char *prefix) { parse_opt_subcommand_fn *subcommand = NULL; struct option subcommand_opts[] = { OPT_SUBCOMMAND("list", &subcommand, cmd_config_list), OPT_SUBCOMMAND("get", &subcommand, cmd_config_get), OPT_SUBCOMMAND("set", &subcommand, cmd_config_set), OPT_SUBCOMMAND("unset", &subcommand, cmd_config_unset), OPT_SUBCOMMAND("rename-section", &subcommand, cmd_config_rename_section), OPT_SUBCOMMAND("remove-section", &subcommand, cmd_config_remove_section), OPT_SUBCOMMAND("edit", &subcommand, cmd_config_edit), OPT_END(), }; /* * This is somewhat hacky: we first parse the command line while * keeping all args intact in order to determine whether a subcommand * has been specified. If so, we re-parse it a second time, but this * time we drop KEEP_ARGV0. This is so that we don't munge the command * line in case no subcommand was given, which would otherwise confuse * us when parsing the legacy-style modes that don't use subcommands. */ argc = parse_options(argc, argv, prefix, subcommand_opts, builtin_config_usage, PARSE_OPT_SUBCOMMAND_OPTIONAL|PARSE_OPT_KEEP_ARGV0|PARSE_OPT_KEEP_UNKNOWN_OPT); if (subcommand) { argc = parse_options(argc, argv, prefix, subcommand_opts, builtin_config_usage, PARSE_OPT_SUBCOMMAND_OPTIONAL|PARSE_OPT_KEEP_UNKNOWN_OPT); return subcommand(argc, argv, prefix); } return cmd_config_actions(argc, argv, prefix); }