submodules: overhaul documentation

diff --git a/environment.c b/environment.c
index 560408953c8f76a30a093a59505e52c828d8d20b..aa478e71de9d9c233593de050d6823e96be77b88 100644 (file)
--- a/environment.c
+++ b/environment.c
@@ -169,7 +169,7 @@ static void setup_git_env(void)
        git_dir = getenv(GIT_DIR_ENVIRONMENT);
        if (!git_dir) {
                if (!startup_info->have_repository)
-                       die("BUG: setup_git_env called without repository");
+                       BUG("setup_git_env called without repository");
                git_dir = DEFAULT_GIT_DIR_ENVIRONMENT;
        }
        gitfile = read_gitfile(git_dir);