From d859eec10fe463619069a01f4489b2a11af31fab Mon Sep 17 00:00:00 2001
From: Sean Whitton <spwhitton@spwhitton.name>
Date: Mon, 22 Jul 2019 10:39:56 +0100
Subject: git-debpush: Check for unstitched git-debrebase branch

Closes: #932612

Signed-off-by: Sean Whitton <spwhitton@spwhitton.name>
---
 git-debpush       | 14 ++++++++++++++
 git-debpush.1.pod |  5 +++++
 2 files changed, 19 insertions(+)

diff --git a/git-debpush b/git-debpush
index 8419375..402b1dd 100755
--- a/git-debpush
+++ b/git-debpush
@@ -411,6 +411,20 @@ case "$quilt_mode" in
         ;;
 esac
 
+# ---- git-debrebase branch format checks
+
+# only check branches, since you can't run `git debrebase conclude` on
+# non-branches
+case "$branch" in
+    refs/heads/*)
+        # see "STITCHING, PSEUDO-MERGES, FFQ RECORD" in git-debrebase(5)
+        ffq_prev_ref="refs/ffq-prev/${branch#refs/}"
+        if git show-ref --quiet --verify "$ffq_prev_ref"; then
+            fail_check unstitched \
+ "this looks like an unstitched git-debrebase branch, which should not be pushed"
+        fi
+esac
+
 # ---- Summary
 
 if $failed_check; then
diff --git a/git-debpush.1.pod b/git-debpush.1.pod
index 27b80c9..b9a908e 100644
--- a/git-debpush.1.pod
+++ b/git-debpush.1.pod
@@ -236,6 +236,11 @@ Ignore apparently pushing the dgit view of a package (as produced by
 B<dgit clone>) to the maintainer branch, where the dgit view and the
 maintainer view of the package are not identical.
 
+=item B<unstitched>
+
+Ignore the fact that the branch to be pushed seems to be a
+git-debrebase(1) branch in an unstitched state (see git-debrebase(5)).
+
 =back
 
 =back
-- 
cgit v1.2.3