diff options
Diffstat (limited to 'builtin/config.c')
| -rw-r--r-- | builtin/config.c | 1443 |
1 files changed, 1443 insertions, 0 deletions
diff --git a/builtin/config.c b/builtin/config.c new file mode 100644 index 0000000000..59fb113b07 --- /dev/null +++ b/builtin/config.c @@ -0,0 +1,1443 @@ +#define USE_THE_REPOSITORY_VARIABLE +#include "builtin.h" +#include "abspath.h" +#include "config.h" +#include "color.h" +#include "editor.h" +#include "environment.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 [<file-option>] [<display-option>] [--includes]"), + N_("git config get [<file-option>] [<display-option>] [--includes] [--all] [--regexp] [--value=<pattern>] [--fixed-value] [--default=<default>] [--url=<url>] <name>"), + N_("git config set [<file-option>] [--type=<type>] [--all] [--value=<pattern>] [--fixed-value] <name> <value>"), + N_("git config unset [<file-option>] [--all] [--value=<pattern>] [--fixed-value] <name>"), + N_("git config rename-section [<file-option>] <old-name> <new-name>"), + N_("git config remove-section [<file-option>] <name>"), + N_("git config edit [<file-option>]"), + N_("git config [<file-option>] --get-colorbool <name> [<stdout-is-tty>]"), + NULL +}; + +static const char *const builtin_config_list_usage[] = { + N_("git config list [<file-option>] [<display-option>] [--includes]"), + NULL +}; + +static const char *const builtin_config_get_usage[] = { + N_("git config get [<file-option>] [<display-option>] [--includes] [--all] [--regexp=<regexp>] [--value=<pattern>] [--fixed-value] [--default=<default>] <name>"), + NULL +}; + +static const char *const builtin_config_set_usage[] = { + N_("git config set [<file-option>] [--type=<type>] [--comment=<message>] [--all] [--value=<pattern>] [--fixed-value] <name> <value>"), + NULL +}; + +static const char *const builtin_config_unset_usage[] = { + N_("git config unset [<file-option>] [--all] [--value=<pattern>] [--fixed-value] <name>"), + NULL +}; + +static const char *const builtin_config_rename_section_usage[] = { + N_("git config rename-section [<file-option>] <old-name> <new-name>"), + NULL +}; + +static const char *const builtin_config_remove_section_usage[] = { + N_("git config remove-section [<file-option>] <name>"), + NULL +}; + +static const char *const builtin_config_edit_usage[] = { + N_("git config edit [<file-option>]"), + 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) { \ + .type = OPTION_CALLBACK, \ + .short_name = (s), \ + .long_name = (l), \ + .value = (v), \ + .help = (h), \ + .flags = PARSE_OPT_NOARG | PARSE_OPT_NONEG, \ + .callback = option_parse_type, \ + .defval = (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 '--<type>' 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 = repo_git_path(the_repository, "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 = + repo_git_path(the_repository, "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 = + repo_git_path(the_repository, "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 = repo_get_common_dir(the_repository); + opts->options.git_dir = repo_get_git_dir(the_repository); + } +} + +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 repository *repo UNUSED) +{ + 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 repository *repo UNUSED) +{ + 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 repository *repo UNUSED) +{ + 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=<pattern>")); + if (append && value_pattern) + die(_("--append cannot be used with --value=<pattern>")); + 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 = repo_config_set_multivar_in_file_gently(the_repository, location_opts.source.file, + argv[0], value, value_pattern, + comment, flags); + } else { + ret = repo_config_set_in_file_gently(the_repository, 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 repository *repo UNUSED) +{ + 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 = repo_config_set_multivar_in_file_gently(the_repository, location_opts.source.file, + argv[0], NULL, value_pattern, + NULL, flags); + else + ret = repo_config_set_in_file_gently(the_repository, 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 repository *repo UNUSED) +{ + 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 = repo_config_rename_section_in_file(the_repository, 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 repository *repo UNUSED) +{ + 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 = repo_config_rename_section_in_file(the_repository, 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")); + repo_config(the_repository, git_default_config, NULL); + config_file = opts->source.file ? + xstrdup(opts->source.file) : + repo_git_path(the_repository, "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 repository *repo UNUSED) +{ + 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 [<value-pattern>]"), ACTION_GET), + OPT_CMDMODE(0, "get-all", &actions, N_("get all values: key [<value-pattern>]"), ACTION_GET_ALL), + OPT_CMDMODE(0, "get-regexp", &actions, N_("get values for regexp: name-regex [<value-pattern>]"), 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 [<value-pattern>]"), 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 [<value-pattern>]"), ACTION_UNSET), + OPT_CMDMODE(0, "unset-all", &actions, N_("remove all matches: name [<value-pattern>]"), 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 [<default>]"), ACTION_GET_COLOR), + OPT_CMDMODE(0, "get-colorbool", &actions, N_("find the color setting: slot [<stdout-is-tty>]"), 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 <name> <value-pattern> */ + case ACTION_GET: + /* git config --get-all <name> <value-pattern> */ + case ACTION_GET_ALL: + /* git config --get-regexp <name-pattern> <value-pattern> */ + case ACTION_GET_REGEXP: + /* git config --unset <name> <value-pattern> */ + case ACTION_UNSET: + /* git config --unset-all <name> <value-pattern> */ + case ACTION_UNSET_ALL: + allowed_usage = argc > 1 && !!argv[1]; + break; + + /* git config <name> <value> <value-pattern> */ + case ACTION_SET_ALL: + /* git config --replace-all <name> <value> <value-pattern> */ + 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 = repo_config_set_in_file_gently(the_repository, 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 = repo_config_set_multivar_in_file_gently(the_repository, 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 = repo_config_set_multivar_in_file_gently(the_repository, 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 = repo_config_set_multivar_in_file_gently(the_repository, 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 = repo_config_set_multivar_in_file_gently(the_repository, location_opts.source.file, + argv[0], NULL, argv[1], + NULL, flags); + else + ret = repo_config_set_in_file_gently(the_repository, 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 = repo_config_set_multivar_in_file_gently(the_repository, 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 = repo_config_rename_section_in_file(the_repository, 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 = repo_config_rename_section_in_file(the_repository, 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, + struct repository *repo) +{ + 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, repo); + } + + return cmd_config_actions(argc, argv, prefix); +} |