diff: don't use pathname-based diff drivers for symlinks

diff --git a/environment.c b/environment.c
index 5bafcd83a5b521ba3242fbaba5610b4ae4b9289c..83d38d3c2354e8582d5af91c6d529a2f2836dc2c 100644 (file)
--- a/environment.c
+++ b/environment.c
@@ -64,6 +64,23 @@ static char *work_tree;
 static const char *git_dir;
 static char *git_object_dir, *git_index_file, *git_refs_dir, *git_graft_file;
 
+/*
+ * Repository-local GIT_* environment variables
+ * Remember to update local_repo_env_size in cache.h when
+ * the size of the list changes
+ */
+const char * const local_repo_env[LOCAL_REPO_ENV_SIZE + 1] = {
+       ALTERNATE_DB_ENVIRONMENT,
+       CONFIG_ENVIRONMENT,
+       DB_ENVIRONMENT,
+       GIT_DIR_ENVIRONMENT,
+       GIT_WORK_TREE_ENVIRONMENT,
+       GRAFT_ENVIRONMENT,
+       INDEX_ENVIRONMENT,
+       NO_REPLACE_OBJECTS_ENVIRONMENT,
+       NULL
+};
+
 static void setup_git_env(void)
 {
        git_dir = getenv(GIT_DIR_ENVIRONMENT);