git-cvsimport: do not fail when CVSROOT is /

For CVS repositories with unusual CVSROOT, git-cvsimport would fail:

    $ git-cvsimport -v -C foo -d :pserver:anon:@cvs.example.com:/ foo
    AuthReply: error 0 : no such repository

This patch ensures that the path is never empty, but at least '/'.

Signed-off-by: Philippe Bruhat (BooK) <book@cpan.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/git-cvsimport.perl b/git-cvsimport.perl
index 5a0255052..cacbfc025 100755
--- a/git-cvsimport.perl
+++ b/git-cvsimport.perl
@@ -227,6 +227,7 @@ sub conn {
 				$proxyport = $1;
 			}
 		}
+		$repo ||= '/';
 
 		# if username is not explicit in CVSROOT, then use current user, as cvs would
 		$user=(getlogin() || $ENV{'LOGNAME'} || $ENV{'USER'} || "anonymous") unless $user;