diff options
Diffstat (limited to 'builtin-config.c')
| -rw-r--r-- | builtin-config.c | 246 |
1 files changed, 246 insertions, 0 deletions
diff --git a/builtin-config.c b/builtin-config.c new file mode 100644 index 0000000000..dbc2339d0f --- /dev/null +++ b/builtin-config.c @@ -0,0 +1,246 @@ +#include "builtin.h" +#include "cache.h" + +static const char git_config_set_usage[] = +"git-config [ --global | --system ] [ --bool | --int ] [--get | --get-all | --get-regexp | --replace-all | --add | --unset | --unset-all] name [value [value_regex]] | --rename-section old_name new_name | --remove-section name | --list"; + +static char *key; +static regex_t *key_regexp; +static regex_t *regexp; +static int show_keys; +static int use_key_regexp; +static int do_all; +static int do_not_match; +static int seen; +static enum { T_RAW, T_INT, T_BOOL } type = T_RAW; + +static int show_all_config(const char *key_, const char *value_) +{ + if (value_) + printf("%s=%s\n", key_, value_); + else + printf("%s\n", key_); + return 0; +} + +static int show_config(const char* key_, const char* value_) +{ + char value[256]; + const char *vptr = value; + int dup_error = 0; + + if (!use_key_regexp && strcmp(key_, key)) + return 0; + if (use_key_regexp && regexec(key_regexp, key_, 0, NULL, 0)) + return 0; + if (regexp != NULL && + (do_not_match ^ + regexec(regexp, (value_?value_:""), 0, NULL, 0))) + return 0; + + if (show_keys) { + if (value_) + printf("%s ", key_); + else + printf("%s", key_); + } + if (seen && !do_all) + dup_error = 1; + if (type == T_INT) + sprintf(value, "%d", git_config_int(key_, value_?value_:"")); + else if (type == T_BOOL) + vptr = git_config_bool(key_, value_) ? "true" : "false"; + else + vptr = value_?value_:""; + seen++; + if (dup_error) { + error("More than one value for the key %s: %s", + key_, vptr); + } + else + printf("%s\n", vptr); + + return 0; +} + +static int get_value(const char* key_, const char* regex_) +{ + int ret = -1; + char *tl; + char *global = NULL, *repo_config = NULL; + const char *system_wide = NULL, *local; + + local = getenv(CONFIG_ENVIRONMENT); + if (!local) { + const char *home = getenv("HOME"); + local = getenv(CONFIG_LOCAL_ENVIRONMENT); + if (!local) + local = repo_config = xstrdup(git_path("config")); + if (home) + global = xstrdup(mkpath("%s/.gitconfig", home)); + system_wide = ETC_GITCONFIG; + } + + 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); + + if (use_key_regexp) { + key_regexp = (regex_t*)xmalloc(sizeof(regex_t)); + if (regcomp(key_regexp, key, REG_EXTENDED)) { + fprintf(stderr, "Invalid key pattern: %s\n", key_); + goto free_strings; + } + } + + if (regex_) { + if (regex_[0] == '!') { + do_not_match = 1; + regex_++; + } + + regexp = (regex_t*)xmalloc(sizeof(regex_t)); + if (regcomp(regexp, regex_, REG_EXTENDED)) { + fprintf(stderr, "Invalid pattern: %s\n", regex_); + goto free_strings; + } + } + + if (do_all && system_wide) + git_config_from_file(show_config, system_wide); + if (do_all && global) + git_config_from_file(show_config, global); + git_config_from_file(show_config, local); + if (!do_all && !seen && global) + git_config_from_file(show_config, global); + if (!do_all && !seen && system_wide) + git_config_from_file(show_config, system_wide); + + free(key); + if (regexp) { + regfree(regexp); + free(regexp); + } + + if (do_all) + ret = !seen; + else + ret = (seen == 1) ? 0 : seen > 1 ? 2 : 1; + +free_strings: + free(repo_config); + free(global); + return ret; +} + +int cmd_config(int argc, const char **argv, const char *prefix) +{ + int nongit = 0; + setup_git_directory_gently(&nongit); + + while (1 < argc) { + if (!strcmp(argv[1], "--int")) + type = T_INT; + else if (!strcmp(argv[1], "--bool")) + type = T_BOOL; + else if (!strcmp(argv[1], "--list") || !strcmp(argv[1], "-l")) + return git_config(show_all_config); + else if (!strcmp(argv[1], "--global")) { + char *home = getenv("HOME"); + if (home) { + char *user_config = xstrdup(mkpath("%s/.gitconfig", home)); + setenv("GIT_CONFIG", user_config, 1); + free(user_config); + } else { + die("$HOME not set"); + } + } + else if (!strcmp(argv[1], "--system")) + setenv("GIT_CONFIG", ETC_GITCONFIG, 1); + else if (!strcmp(argv[1], "--rename-section")) { + int ret; + if (argc != 4) + usage(git_config_set_usage); + ret = git_config_rename_section(argv[2], argv[3]); + if (ret < 0) + return ret; + if (ret == 0) { + fprintf(stderr, "No such section!\n"); + return 1; + } + return 0; + } + else if (!strcmp(argv[1], "--remove-section")) { + int ret; + if (argc != 3) + usage(git_config_set_usage); + ret = git_config_rename_section(argv[2], NULL); + if (ret < 0) + return ret; + if (ret == 0) { + fprintf(stderr, "No such section!\n"); + return 1; + } + return 0; + } + else + break; + argc--; + argv++; + } + + switch (argc) { + case 2: + return get_value(argv[1], NULL); + case 3: + if (!strcmp(argv[1], "--unset")) + return git_config_set(argv[2], NULL); + else if (!strcmp(argv[1], "--unset-all")) + return git_config_set_multivar(argv[2], NULL, NULL, 1); + else if (!strcmp(argv[1], "--get")) + return get_value(argv[2], NULL); + else if (!strcmp(argv[1], "--get-all")) { + do_all = 1; + return get_value(argv[2], NULL); + } else if (!strcmp(argv[1], "--get-regexp")) { + show_keys = 1; + use_key_regexp = 1; + do_all = 1; + return get_value(argv[2], NULL); + } else + + return git_config_set(argv[1], argv[2]); + case 4: + if (!strcmp(argv[1], "--unset")) + return git_config_set_multivar(argv[2], NULL, argv[3], 0); + else if (!strcmp(argv[1], "--unset-all")) + return git_config_set_multivar(argv[2], NULL, argv[3], 1); + else if (!strcmp(argv[1], "--get")) + return get_value(argv[2], argv[3]); + else if (!strcmp(argv[1], "--get-all")) { + do_all = 1; + return get_value(argv[2], argv[3]); + } else if (!strcmp(argv[1], "--get-regexp")) { + show_keys = 1; + use_key_regexp = 1; + do_all = 1; + return get_value(argv[2], argv[3]); + } else if (!strcmp(argv[1], "--add")) + return git_config_set_multivar(argv[2], argv[3], "^$", 0); + else if (!strcmp(argv[1], "--replace-all")) + + return git_config_set_multivar(argv[2], argv[3], NULL, 1); + else + + return git_config_set_multivar(argv[1], argv[2], argv[3], 0); + case 5: + if (!strcmp(argv[1], "--replace-all")) + return git_config_set_multivar(argv[2], argv[3], argv[4], 1); + case 1: + default: + usage(git_config_set_usage); + } + return 0; +} |