Teach fast-import how to clear the internal branch content.

diff --git a/git-cvsserver.perl b/git-cvsserver.perl
index df395126b86bbed4d8f785e7eccbdb091c3f888b..9371788fab427ab8605cb8c993a1520e36ad819e 100755 (executable)
--- a/git-cvsserver.perl
+++ b/git-cvsserver.perl
@@ -172,11 +172,11 @@ sub req_Root
        return 0;
     }
 
-    my @gitvars = `git-repo-config -l`;
+    my @gitvars = `git-config -l`;
     if ($?) {
-       print "E problems executing git-repo-config on the server -- this is not a git repository or the PATH is not set correctly.\n";
+       print "E problems executing git-config on the server -- this is not a git repository or the PATH is not set correctly.\n";
         print "E \n";
-        print "error 1 - problem executing git-repo-config\n";
+        print "error 1 - problem executing git-config\n";
        return 0;
     }
     foreach my $line ( @gitvars )
@@ -876,9 +876,9 @@ sub req_update
                 print "MT newline\n";
                next;
            }
-           elsif ( !defined($wrev) || $wrev == 0 )
+           elsif ( (!defined($wrev) || $wrev == 0) && (!defined($meta->{revision}) || $meta->{revision} == 0) )
            {
-               $log->info("Tell the client the file will be added");
+               $log->info("Tell the client the file is scheduled for addition");
                print "MT text A \n";
                 print "MT fname $filename\n";
                 print "MT newline\n";
@@ -886,7 +886,7 @@ sub req_update
 
            }
            else {
-                $log->info("Updating '$filename' $wrev");
+                $log->info("Updating '$filename' to ".$meta->{revision});
                 print "MT +updated\n";
                 print "MT text U \n";
                 print "MT fname $filename\n";
@@ -1181,12 +1181,15 @@ sub req_ci
         $filename = filecleanup($filename);
 
         my $meta = $updater->getmeta($filename);
+       unless (defined $meta->{revision}) {
+         $meta->{revision} = 1;
+       }
 
         my ( $filepart, $dirpart ) = filenamesplit($filename, 1);
 
         $log->debug("Checked-in $dirpart : $filename");
 
-        if ( $meta->{filehash} eq "deleted" )
+        if ( defined $meta->{filehash} && $meta->{filehash} eq "deleted" )
         {
             print "Remove-entry $dirpart\n";
             print "$filename\n";
@@ -2184,7 +2187,10 @@ sub update
     # first lets get the commit list
     $ENV{GIT_DIR} = $self->{git_path};
 
-    my $commitinfo = `git-cat-file commit $self->{module} 2>&1`;
+    my $commitsha1 = `git rev-parse $self->{module}`;
+    chomp $commitsha1;
+
+    my $commitinfo = `git cat-file commit $self->{module} 2>&1`;
     unless ( $commitinfo =~ /tree\s+[a-zA-Z0-9]{40}/ )
     {
         die("Invalid module '$self->{module}'");
@@ -2194,6 +2200,10 @@ sub update
     my $git_log;
     my $lastcommit = $self->_get_prop("last_commit");
 
+    if (defined $lastcommit && $lastcommit eq $commitsha1) { # up-to-date
+         return 1;
+    }
+
     # Start exclusive lock here...
     $self->{dbh}->begin_work() or die "Cannot lock database for BEGIN";