From: Ian Jackson <ijackson@chiark.greenend.org.uk>
Date: Sat, 16 Jul 2016 23:12:35 +0000 (+0100)
Subject: Split brain: When pushing, find the dgit view in the cache
X-Git-Tag: archive/debian/2.0~255
X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=dgit.git;a=commitdiff_plain;h=1f80529a13489abd8606d95045d264733390903a

Split brain: When pushing, find the dgit view in the cache

We now do set $split_brain, and we don't do anythig with the cached
dgit view, so we'll crash at the die, in a moment.
---

diff --git a/dgit b/dgit
index f46e55a4..d40a178a 100755
--- a/dgit
+++ b/dgit
@@ -1999,7 +1999,22 @@ END
 
     if (madformat($format)) {
 	# user might have not used dgit build, so maybe do this now:
-	commit_quilty_patch();
+	if (quiltmode_splitbrain()) {
+	    my $upstreamversion = $clogp->{Version};
+	    $upstreamversion =~ s/-[^-]*$//;
+	    changedir $ud;
+	    quilt_make_fake_dsc($upstreamversion);
+	    my ($dgitview, $cachekey) =
+		quilt_check_splitbrain_cache($head, $upstreamversion);
+	    $dgitview or fail
+ "--quilt=$quilt_mode but no cached dgit view:
+ perhaps tree changed since dgit build[-source] ?";
+	    $split_brain = 1;
+	    changedir '../../../..';
+	    prep_ud(); # so _only_subdir() works, below
+	} else {
+	    commit_quilty_patch();
+	}
     }
 
     die 'xxx fast forward (should not depend on quilt mode, but will always be needed if we did $split_brain)' if $split_brain;