diff options
| -rw-r--r-- | Documentation/git-config.txt | 16 | ||||
| -rw-r--r-- | builtin-config.c | 55 |
2 files changed, 68 insertions, 3 deletions
diff --git a/Documentation/git-config.txt b/Documentation/git-config.txt index a592b61e2f..7640450787 100644 --- a/Documentation/git-config.txt +++ b/Documentation/git-config.txt @@ -20,6 +20,7 @@ SYNOPSIS 'git-config' [<file-option>] --rename-section old_name new_name 'git-config' [<file-option>] --remove-section name 'git-config' [<file-option>] [-z|--null] -l | --list +'git-config' [<file-option>] --get-color name [default] DESCRIPTION ----------- @@ -134,6 +135,12 @@ See also <<FILES>>. output without getting confused e.g. by values that contain line breaks. +--get-color name default:: + + Find the color configured for `name` (e.g. `color.diff.new`) and + output it as the ANSI color escape sequence to the standard + output. The optional `default` parameter is used instead, if + there is no color configured for `name`. [[FILES]] FILES @@ -292,6 +299,15 @@ To add a new proxy, without altering any of the existing ones, use % git config core.gitproxy '"proxy-command" for example.com' ------------ +An example to use customized color from the configuration in your +script: + +------------ +#!/bin/sh +WS=$(git config --get-color color.diff.whitespace "blue reverse") +RESET=$(git config --get-color "" "reset") +echo "${WS}your whitespace color or blue reverse${RESET}" +------------ include::config.txt[] diff --git a/builtin-config.c b/builtin-config.c index f672c9ccca..4c9ded3b1a 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 | [ -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; @@ -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; @@ -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++; |