get_sha1_basic(): corner case ambiguity fix

diff --git a/git-repack.sh b/git-repack.sh
index c0f271d1015d4d6abfa332a3baa427f125be3581..1fafb6ecf6ffbac817865470ec923af203da8e7e 100755 (executable)
--- a/git-repack.sh
+++ b/git-repack.sh
@@ -3,7 +3,8 @@
 # Copyright (c) 2005 Linus Torvalds
 #
 
-. git-sh-setup || die "Not a git archive"
+USAGE='[-a] [-d] [-l] [-n]'
+. git-sh-setup
        
 no_update_info= all_into_one= remove_redundant= local=
 while case "$#" in 0) break ;; esac
@@ -13,7 +14,7 @@ do
        -a)     all_into_one=t ;;
        -d)     remove_redundant=t ;;
        -l)     local=t ;;
-       *)      break ;;
+       *)      usage ;;
        esac
        shift
 done