X-Git-Url: https://git.tokkee.org/?a=blobdiff_plain;ds=sidebyside;f=builtin-config.c;h=e4a12e316648e6b0ab1ee0b424773f3c672c751e;hb=6b95655d7d2a5378e409ea0754b9b8d32ed939f8;hp=dbc2339d0f98d561e0263354321a5f2566f9918a;hpb=1b2782a5e2f88bf5e6e2cbb58e54fea015e21af5;p=git.git

diff --git a/builtin-config.c b/builtin-config.c
index dbc2339d0..e4a12e316 100644
--- a/builtin-config.c
+++ b/builtin-config.c
@@ -1,8 +1,9 @@
 #include "builtin.h"
 #include "cache.h"
+#include "color.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";
+"git-config [ --global | --system | [ -f | --file ] config-file ] [ --bool | --int ] [ -z | --null ] [--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 | --get-color var [default] | --get-colorbool name [stdout-is-tty]";
 
 static char *key;
 static regex_t *key_regexp;
@@ -12,14 +13,17 @@ static int use_key_regexp;
 static int do_all;
 static int do_not_match;
 static int seen;
+static char delim = '=';
+static char key_delim = ' ';
+static char term = '\n';
 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_);
+		printf("%s%c%s%c", key_, delim, value_, term);
 	else
-		printf("%s\n", key_);
+		printf("%s%c", key_, term);
 	return 0;
 }
 
@@ -34,13 +38,12 @@ static int show_config(const char* key_, const char* value_)
 	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)))
+	    (do_not_match ^ !!regexec(regexp, (value_?value_:""), 0, NULL, 0)))
 		return 0;
 
 	if (show_keys) {
 		if (value_)
-			printf("%s ", key_);
+			printf("%s%c", key_, key_delim);
 		else
 			printf("%s", key_);
 	}
@@ -58,7 +61,7 @@ static int show_config(const char* key_, const char* value_)
 				key_, vptr);
 	}
 	else
-		printf("%s\n", vptr);
+		printf("%s%c", vptr, term);
 
 	return 0;
 }
@@ -78,7 +81,7 @@ static int get_value(const char* key_, const char* regex_)
 			local = repo_config = xstrdup(git_path("config"));
 		if (home)
 			global = xstrdup(mkpath("%s/.gitconfig", home));
-		system_wide = ETC_GITCONFIG;
+		system_wide = git_etc_gitconfig();
 	}
 
 	key = xstrdup(key_);
@@ -135,30 +138,175 @@ free_strings:
 	return ret;
 }
 
+char *normalize_value(const char *key, const char *value)
+{
+	char *normalized;
+
+	if (!value)
+		return NULL;
+
+	if (type == T_RAW)
+		normalized = xstrdup(value);
+	else {
+		normalized = xmalloc(64);
+		if (type == T_INT) {
+			int v = git_config_int(key, value);
+			sprintf(normalized, "%d", v);
+		}
+		else if (type == T_BOOL)
+			sprintf(normalized, "%s",
+				git_config_bool(key, value) ? "true" : "false");
+	}
+
+	return normalized;
+}
+
+static int get_color_found;
+static const char *get_color_slot;
+static char parsed_color[COLOR_MAXLEN];
+
+static int git_get_color_config(const char *var, const char *value)
+{
+	if (!strcmp(var, get_color_slot)) {
+		color_parse(value, var, parsed_color);
+		get_color_found = 1;
+	}
+	return 0;
+}
+
+static int get_color(int argc, const char **argv)
+{
+	/*
+	 * grab the color setting for the given slot from the configuration,
+	 * or parse the default value if missing, and return ANSI color
+	 * escape sequence.
+	 *
+	 * e.g.
+	 * git config --get-color color.diff.whitespace "blue reverse"
+	 */
+	const char *def_color = NULL;
+
+	switch (argc) {
+	default:
+		usage(git_config_set_usage);
+	case 2:
+		def_color = argv[1];
+		/* fallthru */
+	case 1:
+		get_color_slot = argv[0];
+		break;
+	}
+
+	get_color_found = 0;
+	parsed_color[0] = '\0';
+	git_config(git_get_color_config);
+
+	if (!get_color_found && def_color)
+		color_parse(def_color, "command line", parsed_color);
+
+	fputs(parsed_color, stdout);
+	return 0;
+}
+
+static int stdout_is_tty;
+static int get_colorbool_found;
+static int get_diff_color_found;
+static int git_get_colorbool_config(const char *var, const char *value)
+{
+	if (!strcmp(var, get_color_slot)) {
+		get_colorbool_found =
+			git_config_colorbool(var, value, stdout_is_tty);
+	}
+	if (!strcmp(var, "diff.color")) {
+		get_diff_color_found =
+			git_config_colorbool(var, value, stdout_is_tty);
+	}
+	return 0;
+}
+
+static int get_colorbool(int argc, const char **argv)
+{
+	/*
+	 * git config --get-colorbool <slot> [<stdout-is-tty>]
+	 *
+	 * returns "true" or "false" depending on how <slot>
+	 * is configured.
+	 */
+
+	if (argc == 2)
+		stdout_is_tty = git_config_bool("command line", argv[1]);
+	else if (argc == 1)
+		stdout_is_tty = isatty(1);
+	else
+		usage(git_config_set_usage);
+	get_colorbool_found = -1;
+	get_diff_color_found = -1;
+	get_color_slot = argv[0];
+	git_config(git_get_colorbool_config);
+
+	if (get_colorbool_found < 0) {
+		if (!strcmp(get_color_slot, "color.diff"))
+			get_colorbool_found = get_diff_color_found;
+		if (get_colorbool_found < 0)
+			get_colorbool_found = 0;
+	}
+
+	if (argc == 1) {
+		return get_colorbool_found ? 0 : 1;
+	} else {
+		printf("%s\n", get_colorbool_found ? "true" : "false");
+		return 0;
+	}
+}
+
 int cmd_config(int argc, const char **argv, const char *prefix)
 {
 	int nongit = 0;
-	setup_git_directory_gently(&nongit);
+	char* value;
+	const char *file = 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], "--list") || !strcmp(argv[1], "-l")) {
+			if (argc != 2)
+				usage(git_config_set_usage);
+			if (git_config(show_all_config) < 0 && file && errno)
+				die("unable to read config file %s: %s", file,
+				    strerror(errno));
+			return 0;
+		}
 		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);
+				setenv(CONFIG_ENVIRONMENT, user_config, 1);
 				free(user_config);
 			} else {
 				die("$HOME not set");
 			}
 		}
 		else if (!strcmp(argv[1], "--system"))
-			setenv("GIT_CONFIG", ETC_GITCONFIG, 1);
+			setenv(CONFIG_ENVIRONMENT, git_etc_gitconfig(), 1);
+		else if (!strcmp(argv[1], "--file") || !strcmp(argv[1], "-f")) {
+			if (argc < 3)
+				usage(git_config_set_usage);
+			if (!is_absolute_path(argv[2]) && file)
+				file = prefix_filename(file, strlen(file),
+						       argv[2]);
+			else
+				file = argv[2];
+			setenv(CONFIG_ENVIRONMENT, file, 1);
+			argc--;
+			argv++;
+		}
+		else if (!strcmp(argv[1], "--null") || !strcmp(argv[1], "-z")) {
+			term = '\0';
+			delim = '\n';
+			key_delim = '\n';
+		}
 		else if (!strcmp(argv[1], "--rename-section")) {
 			int ret;
 			if (argc != 4)
@@ -184,8 +332,11 @@ int cmd_config(int argc, const char **argv, const char *prefix)
 				return 1;
 			}
 			return 0;
-		}
-		else
+		} else if (!strcmp(argv[1], "--get-color")) {
+			return get_color(argc-2, argv+2);
+		} else if (!strcmp(argv[1], "--get-colorbool")) {
+			return get_colorbool(argc-2, argv+2);
+		} else
 			break;
 		argc--;
 		argv++;
@@ -209,9 +360,10 @@ int cmd_config(int argc, const char **argv, const char *prefix)
 			use_key_regexp = 1;
 			do_all = 1;
 			return get_value(argv[2], NULL);
-		} else
-
-			return git_config_set(argv[1], argv[2]);
+		} else {
+			value = normalize_value(argv[1], argv[2]);
+			return git_config_set(argv[1], value);
+		}
 	case 4:
 		if (!strcmp(argv[1], "--unset"))
 			return git_config_set_multivar(argv[2], NULL, argv[3], 0);
@@ -227,17 +379,21 @@ int cmd_config(int argc, const char **argv, const char *prefix)
 			use_key_regexp = 1;
 			do_all = 1;
 			return get_value(argv[2], argv[3]);
-		} else if (!strcmp(argv[1], "--add"))
-			return git_config_set_multivar(argv[2], argv[3], "^$", 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);
+		} else if (!strcmp(argv[1], "--add")) {
+			value = normalize_value(argv[2], argv[3]);
+			return git_config_set_multivar(argv[2], value, "^$", 0);
+		} else if (!strcmp(argv[1], "--replace-all")) {
+			value = normalize_value(argv[2], argv[3]);
+			return git_config_set_multivar(argv[2], value, NULL, 1);
+		} else {
+			value = normalize_value(argv[1], argv[2]);
+			return git_config_set_multivar(argv[1], value, argv[3], 0);
+		}
 	case 5:
-		if (!strcmp(argv[1], "--replace-all"))
-			return git_config_set_multivar(argv[2], argv[3], argv[4], 1);
+		if (!strcmp(argv[1], "--replace-all")) {
+			value = normalize_value(argv[2], argv[3]);
+			return git_config_set_multivar(argv[2], value, argv[4], 1);
+		}
 	case 1:
 	default:
 		usage(git_config_set_usage);