git-debrebase: merge: Call merge_failed in merge_series

Introduce $attempt_cmd for this purpose.

Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>

1 files changed, 13 insertions, 6 deletions

diff --git a/git-debrebase b/git-debrebase
index c3bd7ff..464a14c 100755
--- a/git-debrebase
+++ b/git-debrebase
@@ -439,6 +439,15 @@ sub merge_series ($$$;@) {
 
     my $mwrecknote = sub { &mwrecknote($wrecknotes, @_); };
 
+    my $attempt_cmd = sub {
+	debugcmd '+', @_;
+	$!=0; $?=-1;
+	if (system @_) {
+	    failedcmd_report_cmd undef, @_;
+	    merge_failed $wrecknotes, failedcmd_waitstatus();
+	}
+    };
+
     local $workarea = fresh_playground "$playprefix/merge";
     my $seriesfile = "debian/patches/series";
     in_workarea sub {
@@ -498,11 +507,8 @@ sub merge_series ($$$;@) {
 	runcmd @git, qw(checkout -q -b merge);
 	printdebug "merge_series merging...\n";
 	my @mergecmd = (@git, qw(merge --quiet --no-edit), "p-1");
-	debugcmd '+', @mergecmd;
-	$!=0; $?=-1;
-	if (system @mergecmd) {
-	    failedcmd @mergecmd;
-	}
+
+	$attempt_cmd->(@mergecmd);
 
 	printdebug "merge_series merge ok, series...\n";
 	# We need to construct a new series file
@@ -578,7 +584,8 @@ sub merge_series ($$$;@) {
 	$mwrecknote->('merged-patchqueue', git_rev_parse 'HEAD');
 
 	printdebug "merge_series series gbp pq import\n";
-	runcmd qw(gbp pq import);
+
+	$attempt_cmd->(qw(gbp pq import));
 
 	# OK now we are on patch-queue/merge, and we need to rebase
 	# onto the intended parent and drop the patches from each one