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-rw-r--r--Documentation/git-repo-config.txt12
-rw-r--r--config.c12
2 files changed, 23 insertions, 1 deletions
diff --git a/Documentation/git-repo-config.txt b/Documentation/git-repo-config.txt
index d5142e0dcd..803c0d5cae 100644
--- a/Documentation/git-repo-config.txt
+++ b/Documentation/git-repo-config.txt
@@ -73,6 +73,18 @@ OPTIONS
List all variables set in .git/config.
+ENVIRONMENT
+-----------
+
+GIT_CONFIG::
+ Take the configuration from the given file instead of .git/config.
+
+GIT_CONFIG_LOCAL::
+ Currently the same as $GIT_CONFIG; when Git will support global
+ configuration files, this will cause it to take the configuration
+ from the global configuration file in addition to the given file.
+
+
EXAMPLE
-------
diff --git a/config.c b/config.c
index 984c75f5dd..d46eb6d829 100644
--- a/config.c
+++ b/config.c
@@ -317,7 +317,17 @@ int git_config_from_file(config_fn_t fn, const char *filename)
int git_config(config_fn_t fn)
{
- return git_config_from_file(fn, git_path("config"));
+ const char *filename = git_path("config");
+ /* Forward-compatibility cue: $GIT_CONFIG makes git read _only_
+ * the given config file, $GIT_CONFIG_LOCAL will make it process
+ * it in addition to the global config file, the same way it would
+ * the per-repository config file otherwise. */
+ if (getenv("GIT_CONFIG")) {
+ filename = getenv("GIT_CONFIG");
+ } else if (getenv("GIT_CONFIG_LOCAL")) {
+ filename = getenv("GIT_CONFIG_LOCAL");
+ }
+ return git_config_from_file(fn, filename);
}
/*