setup: save prefix (original cwd relative to toplevel) in startup_info

diff --git a/setup.c b/setup.c
index a3b76de2bb1c18e2f3b8cdf5799c3c650b16d027..833db12bc4591c97f66998da96b23de48d319603 100644 (file)
--- a/setup.c
+++ b/setup.c
@@ -512,8 +512,10 @@ const char *setup_git_directory_gently(int *nongit_ok)
        const char *prefix;
 
        prefix = setup_git_directory_gently_1(nongit_ok);
-       if (startup_info)
+       if (startup_info) {
                startup_info->have_repository = !nongit_ok || !*nongit_ok;
+               startup_info->prefix = prefix;
+       }
        return prefix;
 }