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-rw-r--r--setup.c17
1 files changed, 12 insertions, 5 deletions
diff --git a/setup.c b/setup.c
index a17c51e61d..e41e5e1a82 100644
--- a/setup.c
+++ b/setup.c
@@ -229,14 +229,21 @@ void verify_non_filename(const char *prefix, const char *arg)
int get_common_dir(struct strbuf *sb, const char *gitdir)
{
+ const char *git_env_common_dir = getenv(GIT_COMMON_DIR_ENVIRONMENT);
+ if (git_env_common_dir) {
+ strbuf_addstr(sb, git_env_common_dir);
+ return 1;
+ } else {
+ return get_common_dir_noenv(sb, gitdir);
+ }
+}
+
+int get_common_dir_noenv(struct strbuf *sb, const char *gitdir)
+{
struct strbuf data = STRBUF_INIT;
struct strbuf path = STRBUF_INIT;
- const char *git_common_dir = getenv(GIT_COMMON_DIR_ENVIRONMENT);
int ret = 0;
- if (git_common_dir) {
- strbuf_addstr(sb, git_common_dir);
- return 1;
- }
+
strbuf_addf(&path, "%s/commondir", gitdir);
if (file_exists(path.buf)) {
if (strbuf_read_file(&data, path.buf, 0) <= 0)