contrib: Make remotes2config.sh script more robust

[git.git] / builtin-config.c

diff --git a/builtin-config.c b/builtin-config.c
index e5e243f27cb7ecab11ac0933a361d066f5b35ea9..4c9ded3b1a146c20d24559bbbee267e9be743fd2 100644 (file)
--- 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 | [ -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";
+"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]";
 
 static char *key;
 static regex_t *key_regexp;
@@ -81,7 +82,7 @@ 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_);
@@ -161,6 +162,53 @@ char *normalize_value(const char *key, const char *value)
        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;
+}
+
 int cmd_config(int argc, const char **argv, const char *prefix)
 {
        int nongit = 0;
@@ -191,7 +239,7 @@ int cmd_config(int argc, const char **argv, const char *prefix)
                        }
                }
                else if (!strcmp(argv[1], "--system"))
-                       setenv(CONFIG_ENVIRONMENT, 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);
@@ -234,8 +282,9 @@ 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
                        break;
                argc--;
                argv++;