cvsserver: Let --base-path and pserver get along just fine

Embarassing bug number one in my options patch.

Since the code for --base-path support rewrote
the cvsroot value after comparing it with a possible
existing value (i.e. from pserver authentication)
the check always failed.
Signed-off-by: NFrank Lichtenheld <frank@lichtenheld.de>
Signed-off-by: NJunio C Hamano <gitster@pobox.com>

git-cvsserver.perl

@@ -212,15 +212,17 @@ sub req_Root
 	return 0;
     }
 
+    my $cvsroot = $state->{'base-path'} || '';
+    $cvsroot =~ s#/+$##;
+    $cvsroot .= $data;
+
     if ($state->{CVSROOT}
-	&& ($state->{CVSROOT} ne $data)) {
+	&& ($state->{CVSROOT} ne $cvsroot)) {
 	print "error 1 Conflicting roots specified\n";
 	return 0;
     }
 
-    $state->{CVSROOT} = $state->{'base-path'} || '';
-    $state->{CVSROOT} =~ s#/+$##;
-    $state->{CVSROOT} .= $data;
+    $state->{CVSROOT} = $cvsroot;
 
     $ENV{GIT_DIR} = $state->{CVSROOT} . "/";
 

t/t9400-git-cvsserver-server.sh

@@ -163,6 +163,7 @@ BEGIN AUTH REQUEST
 anonymous
 
 END AUTH REQUEST
+Root /gitcvs.git
 EOF
 
 test_expect_success 'req_Root (base-path)' \