Fix upstream_commitish_search API

[dgit.git] / Debian / Dgit.pm

diff --git a/Debian/Dgit.pm b/Debian/Dgit.pm
index 4e1965702c1d8c980d9ecad86f40c415873fee4f..4059e2b02372388d8c4107beda3a7e757bc9ff00 100644 (file)
--- a/Debian/Dgit.pm
+++ b/Debian/Dgit.pm
@@ -639,9 +639,10 @@ sub upstream_commitish_search ($$) {
        my $tag = $tagpfx.(dep14_version_mangle $upstream_version);
        my $new_upstream = git_get_ref "refs/tags/$tag";
        push @$tried, $tag;
-       push @found, $tag if $new_upstream;
+       push @found, [ $tag, $new_upstream ] if $new_upstream;
     }
-    return $found[0] if @found == 1;
+    return @{ $found[0] } if @found == 1;
+    return ();
 }
 
 sub resolve_upstream_version ($$) {
@@ -651,7 +652,8 @@ sub resolve_upstream_version ($$) {
     my $message = __ 'using specified upstream commitish';
     if (!defined $new_upstream) {
        my @tried;
-       $new_upstream = upstream_commitish_search $upstream_version, \@tried;
+       ($used, $new_upstream) =
+           upstream_commitish_search $upstream_version, \@tried;
        if (!length $new_upstream) {
            fail f_
                "Could not determine appropriate upstream commitish.\n".
@@ -659,7 +661,6 @@ sub resolve_upstream_version ($$) {
                " Check version, and specify upstream commitish explicitly.",
                "@tried";
        }
-       $used = $tried[-1];
        $message = f_ 'using upstream from git tag %s', $used;
     } elsif ($new_upstream =~ m{^refs/tags/($versiontag_re)$}s) {
        $message = f_ 'using upstream from git tag %s', $1;