X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=dgit.git;a=blobdiff_plain;f=dgit-badcommit-fixup;h=8b202c0ae9617883d31239f6758843122cd2ff5c;hp=935f5dff982ba6bddd21abbc5255691103a97238;hb=3ec15f5373c474cf3e0e55b876a565a09f81c793;hpb=7a3361bb3c0dab34d001bcda1c56ec42aec6e8b3

diff --git a/dgit-badcommit-fixup b/dgit-badcommit-fixup
index 935f5dff..8b202c0a 100755
--- a/dgit-badcommit-fixup
+++ b/dgit-badcommit-fixup
@@ -234,6 +234,17 @@ foreach my $rline (split /\n/, $refs) {
 	next;
     }
     next if $refname =~ m{^refs/dgit-(?:badcommit|badfixuptest)/};
+
+    $!=0; $?=0;
+    system qw(sh -ec),
+	'exec >/dev/null git symbolic-ref -q "$1"', qw(x),
+	$refname;
+    if ($?==0) {
+	$count{symrefs_ignored}++;
+	next;
+    }
+    die "$? $!" unless $?==256;
+
     my $rewrite;
     if ($type eq 'commit') {
 	$rewrite = rewrite_commit($obj);
@@ -298,4 +309,7 @@ if ($real >= 0) {
     print "old values saved in refs/dgit-badcommit/\n" or die $!;
 } elsif ($real == 0) {
     print "testing output saved in refs/dgit-badfixuptest/\n" or die $!;
+} else {
+    print STDERR "found work to do, exiting status 2\n";
+    exit 2;
 }