#include "builtin.h" #include "abspath.h" #include "alloc.h" #include "config.h" #include "color.h" #include "environment.h" #include "gettext.h" #include "ident.h" #include "parse-options.h" #include "urlmatch.h" #include "quote.h" #include "setup.h" #include "worktree.h" #include "wrapper.h" static const char *const builtin_config_usage[] = { N_("git config []"), NULL }; static char *key; static regex_t *key_regexp; static const char *value_pattern; static regex_t *regexp; static int show_keys; static int omit_values; 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 int use_worktree_config; static struct git_config_source given_config_source; static int actions, type; static char *default_value; static int end_nul; static int respect_includes_opt = -1; static struct config_options config_options; static int show_origin; static int show_scope; static int fixed_value; #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 ACTION_GET_URLMATCH (1<<15) /* * The actions "ACTION_LIST | ACTION_GET_*" which may produce more than * one line of output and which should therefore be paged. */ #define PAGING_ACTIONS (ACTION_LIST | ACTION_GET_ALL | \ ACTION_GET_REGEXP | ACTION_GET_URLMATCH) #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 NORETURN void usage_builtin_config(void); 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")); usage_builtin_config(); } *to_type = new_type; return 0; } static struct option builtin_config_options[] = { OPT_GROUP(N_("Config file location")), OPT_BOOL(0, "global", &use_global_config, N_("use global config file")), OPT_BOOL(0, "system", &use_system_config, N_("use system config file")), OPT_BOOL(0, "local", &use_local_config, N_("use repository config file")), OPT_BOOL(0, "worktree", &use_worktree_config, N_("use per-worktree config file")), OPT_STRING('f', "file", &given_config_source.file, N_("file"), N_("use given config file")), OPT_STRING(0, "blob", &given_config_source.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-pattern]"), ACTION_GET), OPT_BIT(0, "get-all", &actions, N_("get all values: key [value-pattern]"), ACTION_GET_ALL), OPT_BIT(0, "get-regexp", &actions, N_("get values for regexp: name-regex [value-pattern]"), ACTION_GET_REGEXP), OPT_BIT(0, "get-urlmatch", &actions, N_("get value specific for the URL: section[.var] URL"), ACTION_GET_URLMATCH), OPT_BIT(0, "replace-all", &actions, N_("replace all matching variables: name value [value-pattern]"), 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-pattern]"), ACTION_UNSET), OPT_BIT(0, "unset-all", &actions, N_("remove all matches: name [value-pattern]"), 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_BOOL(0, "fixed-value", &fixed_value, N_("use string equality when comparing values to 'value-pattern'")), OPT_BIT('e', "edit", &actions, N_("open an editor"), ACTION_EDIT), OPT_BIT(0, "get-color", &actions, N_("find the color configured: slot [default]"), ACTION_GET_COLOR), OPT_BIT(0, "get-colorbool", &actions, N_("find the color setting: slot [stdout-is-tty]"), ACTION_GET_COLORBOOL), 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), OPT_GROUP(N_("Other")), OPT_BOOL('z', "null", &end_nul, N_("terminate values with NUL byte")), OPT_BOOL(0, "name-only", &omit_values, N_("show variable names only")), OPT_BOOL(0, "includes", &respect_includes_opt, N_("respect include directives on lookup")), OPT_BOOL(0, "show-origin", &show_origin, N_("show origin of config (file, standard input, blob, command line)")), OPT_BOOL(0, "show-scope", &show_scope, N_("show scope of config (worktree, local, global, system, command)")), OPT_STRING(0, "default", &default_value, N_("value"), N_("with --get, use default value when missing entry")), OPT_END(), }; static NORETURN void usage_builtin_config(void) { usage_with_options(builtin_config_usage, builtin_config_options); } 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); usage_builtin_config(); } static void show_config_origin(struct strbuf *buf) { const char term = end_nul ? '\0' : '\t'; strbuf_addstr(buf, current_config_origin_type()); strbuf_addch(buf, ':'); if (end_nul) strbuf_addstr(buf, current_config_name()); else quote_c_style(current_config_name(), buf, NULL, 0); strbuf_addch(buf, term); } static void show_config_scope(struct strbuf *buf) { const char term = end_nul ? '\0' : '\t'; const char *scope = config_scope_name(current_config_scope()); strbuf_addstr(buf, N_(scope)); strbuf_addch(buf, term); } static int show_all_config(const char *key_, const char *value_, void *cb UNUSED) { if (show_origin || show_scope) { struct strbuf buf = STRBUF_INIT; if (show_scope) show_config_scope(&buf); if (show_origin) show_config_origin(&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 (!omit_values && 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 format_config(struct strbuf *buf, const char *key_, const char *value_) { if (show_scope) show_config_scope(buf); if (show_origin) show_config_origin(buf); if (show_keys) strbuf_addstr(buf, key_); if (!omit_values) { if (show_keys) strbuf_addch(buf, key_delim); if (type == TYPE_INT) strbuf_addf(buf, "%"PRId64, git_config_int64(key_, value_ ? value_ : "")); else if (type == TYPE_BOOL) strbuf_addstr(buf, git_config_bool(key_, value_) ? "true" : "false"); else if (type == TYPE_BOOL_OR_INT) { int is_bool, v; v = git_config_bool_or_int(key_, value_, &is_bool); if (is_bool) strbuf_addstr(buf, v ? "true" : "false"); else strbuf_addf(buf, "%d", v); } else if (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 (type == TYPE_PATH) { const char *v; if (git_config_pathname(&v, key_, value_) < 0) return -1; strbuf_addstr(buf, v); free((char *)v); } else if (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 (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 (show_keys) strbuf_setlen(buf, buf->len - 1); } } strbuf_addch(buf, term); return 0; } static int collect_config(const char *key_, const char *value_, void *cb) { struct strbuf_list *values = cb; if (!use_key_regexp && strcmp(key_, key)) return 0; if (use_key_regexp && regexec(key_regexp, key_, 0, NULL, 0)) return 0; if (fixed_value && strcmp(value_pattern, (value_?value_:""))) 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); strbuf_init(&values->items[values->nr], 0); return format_config(&values->items[values->nr++], key_, value_); } static int get_value(const char *key_, const char *regex_, unsigned flags) { 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)) { error(_("invalid key pattern: %s"), key_); FREE_AND_NULL(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; } } if (regex_ && (flags & CONFIG_FLAGS_FIXED_VALUE)) value_pattern = regex_; else if (regex_) { if (regex_[0] == '!') { do_not_match = 1; regex_++; } regexp = (regex_t*)xmalloc(sizeof(regex_t)); if (regcomp(regexp, regex_, REG_EXTENDED)) { error(_("invalid pattern: %s"), regex_); FREE_AND_NULL(regexp); ret = CONFIG_INVALID_PATTERN; goto free_strings; } } config_with_options(collect_config, &values, &given_config_source, &config_options); if (!values.nr && default_value) { struct strbuf *item; ALLOC_GROW(values.items, values.nr + 1, values.alloc); item = &values.items[values.nr++]; strbuf_init(item, 0); if (format_config(item, key_, default_value) < 0) die(_("failed to format default config value: %s"), default_value); } 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) { 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)); 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, &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); } 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 UNUSED) { if (!strcmp(var, get_color_slot)) { if (!value) config_error_nonbool(var); if (color_parse(value, parsed_color) < 0) return -1; get_color_found = 1; } return 0; } static void get_color(const char *var, const char *def_color) { get_color_slot = var; get_color_found = 0; parsed_color[0] = '\0'; config_with_options(git_get_color_config, NULL, &given_config_source, &config_options); if (!get_color_found && def_color) { if (color_parse(def_color, parsed_color) < 0) die(_("unable to parse default color value")); } 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 *data UNUSED) { 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(const char *var, int print) { 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, NULL, &given_config_source, &config_options); 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_write(void) { if (!given_config_source.file && !startup_info->have_repository) die(_("not in a git directory")); if (given_config_source.use_stdin) die(_("writing to stdin is not supported")); if (given_config_source.blob) die(_("writing config blobs is not supported")); } struct urlmatch_current_candidate_value { char value_is_null; struct strbuf value; }; static int urlmatch_collect_fn(const char *var, const char *value, 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; if (!matched) { matched = xmalloc(sizeof(*matched)); strbuf_init(&matched->value, 0); item->util = matched; } else { strbuf_reset(&matched->value); } 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 char *var, const char *url) { int ret; char *section_tail; 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; show_keys = 0; } else { config.key = NULL; show_keys = 1; } config_with_options(urlmatch_config_entry, &config, &given_config_source, &config_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(&buf, item->string, matched->value_is_null ? NULL : matched->value.buf); 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); } int cmd_config(int argc, const char **argv, const char *prefix) { int nongit = !startup_info->have_repository; char *value = NULL; int flags = 0; int ret = 0; given_config_source.file = xstrdup_or_null(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 + use_worktree_config + !!given_config_source.file + !!given_config_source.blob > 1) { error(_("only one config file at a time")); usage_builtin_config(); } if (nongit) { if (use_local_config) die(_("--local can only be used inside a git repository")); if (given_config_source.blob) die(_("--blob can only be used inside a git repository")); if (use_worktree_config) die(_("--worktree can only be used inside a git repository")); } if (given_config_source.file && !strcmp(given_config_source.file, "-")) { given_config_source.file = NULL; given_config_source.use_stdin = 1; given_config_source.scope = CONFIG_SCOPE_COMMAND; } if (use_global_config) { char *user_config, *xdg_config; git_global_config(&user_config, &xdg_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")); given_config_source.scope = CONFIG_SCOPE_GLOBAL; if (access_or_warn(user_config, R_OK, 0) && xdg_config && !access_or_warn(xdg_config, R_OK, 0)) { given_config_source.file = xdg_config; free(user_config); } else { given_config_source.file = user_config; free(xdg_config); } } else if (use_system_config) { given_config_source.file = git_system_config(); given_config_source.scope = CONFIG_SCOPE_SYSTEM; } else if (use_local_config) { given_config_source.file = git_pathdup("config"); given_config_source.scope = CONFIG_SCOPE_LOCAL; } else if (use_worktree_config) { struct worktree **worktrees = get_worktrees(); if (repository_format_worktree_config) given_config_source.file = 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 given_config_source.file = git_pathdup("config"); given_config_source.scope = CONFIG_SCOPE_LOCAL; free_worktrees(worktrees); } else if (given_config_source.file) { if (!is_absolute_path(given_config_source.file) && prefix) given_config_source.file = prefix_filename(prefix, given_config_source.file); given_config_source.scope = CONFIG_SCOPE_COMMAND; } else if (given_config_source.blob) { given_config_source.scope = CONFIG_SCOPE_COMMAND; } if (respect_includes_opt == -1) config_options.respect_includes = !given_config_source.file; else config_options.respect_includes = respect_includes_opt; if (!nongit) { config_options.commondir = get_git_common_dir(); config_options.git_dir = get_git_dir(); } if (end_nul) { term = '\0'; delim = '\n'; key_delim = '\n'; } if ((actions & (ACTION_GET_COLOR|ACTION_GET_COLORBOOL)) && type) { error(_("--get-color and variable type are incoherent")); usage_builtin_config(); } if (HAS_MULTI_BITS(actions)) { error(_("only one action at a time")); usage_builtin_config(); } 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_builtin_config(); } if (omit_values && !(actions == ACTION_LIST || actions == ACTION_GET_REGEXP)) { error(_("--name-only is only applicable to --list or --get-regexp")); usage_builtin_config(); } if (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")); usage_builtin_config(); } if (default_value && !(actions & ACTION_GET)) { error(_("--default is only applicable to --get")); usage_builtin_config(); } /* check usage of --fixed-value */ if (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'")); usage_builtin_config(); } flags |= CONFIG_FLAGS_FIXED_VALUE; } if (actions & PAGING_ACTIONS) setup_auto_pager("config", 1); if (actions == ACTION_LIST) { check_argc(argc, 0, 0); if (config_with_options(show_all_config, NULL, &given_config_source, &config_options) < 0) { if (given_config_source.file) die_errno(_("unable to read config file '%s'"), given_config_source.file); else die(_("error processing config file(s)")); } } else if (actions == ACTION_EDIT) { char *config_file; check_argc(argc, 0, 0); if (!given_config_source.file && nongit) die(_("not in a git directory")); if (given_config_source.use_stdin) die(_("editing stdin is not supported")); if (given_config_source.blob) die(_("editing blobs is not supported")); git_config(git_default_config, NULL); config_file = given_config_source.file ? xstrdup(given_config_source.file) : git_pathdup("config"); if (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); } else if (actions == ACTION_SET) { check_write(); check_argc(argc, 2, 2); value = normalize_value(argv[0], argv[1]); ret = git_config_set_in_file_gently(given_config_source.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]); } else if (actions == ACTION_SET_ALL) { check_write(); check_argc(argc, 2, 3); value = normalize_value(argv[0], argv[1]); ret = git_config_set_multivar_in_file_gently(given_config_source.file, argv[0], value, argv[2], flags); } else if (actions == ACTION_ADD) { check_write(); check_argc(argc, 2, 2); value = normalize_value(argv[0], argv[1]); ret = git_config_set_multivar_in_file_gently(given_config_source.file, argv[0], value, CONFIG_REGEX_NONE, flags); } else if (actions == ACTION_REPLACE_ALL) { check_write(); check_argc(argc, 2, 3); value = normalize_value(argv[0], argv[1]); ret = git_config_set_multivar_in_file_gently(given_config_source.file, argv[0], value, argv[2], flags | CONFIG_FLAGS_MULTI_REPLACE); } else if (actions == ACTION_GET) { check_argc(argc, 1, 2); return get_value(argv[0], argv[1], flags); } else if (actions == ACTION_GET_ALL) { do_all = 1; check_argc(argc, 1, 2); return get_value(argv[0], argv[1], flags); } 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], flags); } else if (actions == ACTION_GET_URLMATCH) { check_argc(argc, 2, 2); return get_urlmatch(argv[0], argv[1]); } else if (actions == ACTION_UNSET) { check_write(); check_argc(argc, 1, 2); if (argc == 2) return git_config_set_multivar_in_file_gently(given_config_source.file, argv[0], NULL, argv[1], flags); else return git_config_set_in_file_gently(given_config_source.file, argv[0], NULL); } else if (actions == ACTION_UNSET_ALL) { check_write(); check_argc(argc, 1, 2); return git_config_set_multivar_in_file_gently(given_config_source.file, argv[0], NULL, argv[1], flags | CONFIG_FLAGS_MULTI_REPLACE); } else if (actions == ACTION_RENAME_SECTION) { check_write(); check_argc(argc, 2, 2); ret = git_config_rename_section_in_file(given_config_source.file, argv[0], argv[1]); if (ret < 0) return ret; else if (!ret) die(_("no such section: %s"), argv[0]); else ret = 0; } else if (actions == ACTION_REMOVE_SECTION) { check_write(); check_argc(argc, 1, 1); ret = git_config_rename_section_in_file(given_config_source.file, argv[0], NULL); if (ret < 0) return ret; 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(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]); return get_colorbool(argv[0], argc == 2); } free(value); return ret; }