From: Ian Jackson <ijackson@chiark.greenend.org.uk>
Date: Sun, 31 May 2015 10:59:48 +0000 (+0100)
Subject: Dgit.pm: git_for_each_tag_referring provides referred-to object id too
X-Git-Tag: debian/0.30~140
X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=dgit.git;a=commitdiff_plain;h=03894a4813bd99f86c188de61d72c0a05833e5cb;ds=sidebyside

Dgit.pm: git_for_each_tag_referring provides referred-to object id too
---

diff --git a/Debian/Dgit.pm b/Debian/Dgit.pm
index f20f1bc4..a53cb822 100644
--- a/Debian/Dgit.pm
+++ b/Debian/Dgit.pm
@@ -200,14 +200,18 @@ sub git_for_each_ref ($$) {
 
 sub git_for_each_tag_referring ($$) {
     my ($objreferring, $func) = @_;
-    # calls $func->($objid,$fullrefname,$tagname);
+    # calls $func->($tagobjid,$refobjid,$fullrefname,$tagname);
     printdebug "git_for_each_tag_referring ",
         ($objreferring // 'UNDEF'),"\n";
     git_for_each_ref('refs/tags', sub {
-	my ($objid,$objtype,$fullrefname,$tagname) = @_;
+	my ($tagobjid,$objtype,$fullrefname,$tagname) = @_;
 	return unless $objtype eq 'tag';
-	return if defined $objreferring and $objid ne $objreferring;
-	$func->($objid,$fullrefname,$tagname);
+	my $refobjid = git_rev_parse $tagobjid;
+	return unless
+	    !defined $objreferring # caller wants them all
+	    or $tagobjid eq $objreferring
+	    or $refobjid eq $objreferring;
+	$func->($tagobjid,$refobjid,$fullrefname,$tagname);
     });
 }
 
diff --git a/dgit b/dgit
index 9b401a22..1e348f36 100755
--- a/dgit
+++ b/dgit
@@ -1667,7 +1667,7 @@ sub dopush ($) {
 
     if ($forceflag && defined $lastpush_hash) {
 	git_for_each_tag_referring($lastpush_hash, sub {
-	    my ($objid,$fullrefname,$tagname) = @_;
+	    my ($objid,$refobjid,$fullrefname,$tagname) = @_;
 	    responder_send_command("supersedes $fullrefname=$objid");
 	    $supersedes{$fullrefname} = $objid;
 	});
diff --git a/infra/dgit-repos-server b/infra/dgit-repos-server
index 26164067..f700df81 100755
--- a/infra/dgit-repos-server
+++ b/infra/dgit-repos-server
@@ -680,7 +680,7 @@ sub checktagnoreplay () {
     my @problems;
 
     git_for_each_tag_referring($onlyreferring, sub {
-	my ($objid,$fullrefname,$tagname) = @_;
+	my ($objid,$refobjid,$fullrefname,$tagname) = @_;
 	printdebug "checktagnoreplay - overwriting $fullrefname=$objid\n";
 	my $supers = $supersedes{$fullrefname};
 	if (!defined $supers) {