t5516: refactor oddball tests

diff --git a/environment.c b/environment.c
index df4f03a95f0b2098e97d0410bbb0589ff887e9cb..bf93a598d0e2c4aedbc4065a43df0e9750f93a1c 100644 (file)
--- a/environment.c
+++ b/environment.c
@@ -80,6 +80,11 @@ int is_bare_repository(void)
        return is_bare_repository_cfg && !get_git_work_tree();
 }
 
+int have_git_dir(void)
+{
+       return !!git_dir;
+}
+
 const char *get_git_dir(void)
 {
        if (!git_dir)