X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;ds=sidebyside;f=git-debrebase;h=a4cafb64db92b993a0819029b848785d006f8e96;hb=d83b380941520c668a712b0b936513373bd44278;hp=0e365cd600c9b0224330d9a586b0605c8a39ae94;hpb=3265f60dd2ee4fe23005f62d289f7714f329d043;p=dgit.git

diff --git a/git-debrebase b/git-debrebase
index 0e365cd6..a4cafb64 100755
--- a/git-debrebase
+++ b/git-debrebase
@@ -55,7 +55,7 @@ our ($opt_defaultcmd_interactive);
 
 our $us = qw(git-debrebase);
 
-our $wrecknoteprefix = 'refs/debrebase-wreckage';
+our $wrecknoteprefix = 'refs/debrebase/wreckage';
 
 $|=1;
 
@@ -428,6 +428,8 @@ sub merge_attempt_cmd {
     }
 }
 
+sub merge_series_patchqueue_convert ($$$);
+
 sub merge_series ($$$;@) {
     my ($newbase, $wrecknotes, $base_q, @input_qs) = @_;
     # $base_q{SeriesBase}  $input_qs[]{SeriesBase}
@@ -452,7 +454,7 @@ sub merge_series ($$$;@) {
     # $prereq{<patch filename>}{<possible prereq}  exists or not (later)
     # $prereq{<patch filename>}               exists or not (even later)
 
-    my $result;
+    my $merged_pq;
 
     my $mwrecknote = sub { &mwrecknote($wrecknotes, @_); };
 
@@ -592,9 +594,21 @@ sub merge_series ($$$;@) {
 
 	runcmd @git, qw(add), $seriesfile;
 	runcmd @git, qw(commit --quiet -m), 'Merged patch queue form';
-	$mwrecknote->('merged-patchqueue', git_rev_parse 'HEAD');
+	$merged_pq = git_rev_parse 'HEAD';
+	$mwrecknote->('merged-patchqueue', $merged_pq);
+    };
+    return merge_series_patchqueue_convert
+	    $wrecknotes, $newbase, $merged_pq;
+}
 
+sub merge_series_patchqueue_convert ($$$) {
+    my ($wrecknotes, $newbase, $merged_pq) = @_;
+
+    my $result;
+    in_workarea sub {
+	playtree_setup();
 	printdebug "merge_series series gbp pq import\n";
+	runcmd @git, qw(checkout -q -b mergec), $merged_pq;
 
 	merge_attempt_cmd($wrecknotes, qw(gbp pq import));
 
@@ -603,7 +617,7 @@ sub merge_series ($$$;@) {
 
 	printdebug "merge_series series ok, building...\n";
 	my $build = $newbase;
-	my @lcmd = (@git, qw(rev-list --reverse merge..patch-queue/merge));
+	my @lcmd = (@git, qw(rev-list --reverse mergec..patch-queue/mergec));
 	foreach my $c (grep /./, split /\n/, cmdoutput @lcmd) {
 	    my $commit = git_cat_file $c, 'commit';
 	    printdebug "merge_series series ok, building $c\n";
@@ -1467,6 +1481,7 @@ sub walk ($;$$$) {
 		@parents = map { $_->{Breakwater} } @{ $cl->{Parents} };
 	    } elsif ($method eq 'MergeMergeSeries') {
 		print "Running merge resolution for $cl->{CommitId}...\n";
+		$mwrecknote->('new-base', $build);
 		$build = merge_series
 		    $build, $cl->{MergeWreckNotes},
 		    $cl->{MergeInterchangeBaseInfo},
@@ -2596,6 +2611,45 @@ END
 	'convert-from-dgit-view';
 }
 
+sub cmd_record_resolved_merge () {
+    badusage "record-resolved-merge takes no further arguments" if @ARGV;
+    my $new = get_head();
+    my $method;
+
+    print "Checking how you have resolved the merge problem\n";
+    my $nope = sub { print "Not $method: @_"; 0; };
+
+    my $maybe = sub { print "Seems to be $method.\n"; };
+    my $yes = sub {
+	my ($key, $ref) = @_;
+	print "OK.  You can switch branches and try git-debrebase again.\n";
+	confess "todo $ref"; # xxx
+	1;
+    };
+
+    fresh_workarea 'merge';
+    sub {
+	$method = 'vanilla-merge patchqueue';
+	my $vanilla = git_get_ref "$wrecknoteprefix/vanilla-merge";
+	$vanilla or return $nope->("wreckage was not of vanilla-merge");
+	foreach my $lr (qw(left right)) {
+	    my $n = "$wrecknoteprefix/$lr-patchqueue";
+	    my $lrpq = git_get_ref $n;
+	    $lrpq or return $nope->("wreckage did not contain patchqueues");
+	    is_fast_fwd $lrpq, $new or return $nope->("HEAD not ff of $n");
+	}
+	$maybe->();
+	my $newbase = git_get_ref "$wrecknoteprefix/new-base"
+	    or die "wreckage element $wrecknoteprefix/new-base missing";
+	my $result = merge_series_patchqueue_convert
+	    {}, $newbase, $new;
+	$yes->("vanilla-merge $vanilla", $result);
+	1;
+    }->() or sub {
+	fail "No resolved merge method seems applicable.\n";
+    }->();
+}
+
 sub cmd_downstream_rebase_launder_v0 () {
     badusage "needs 1 argument, the baseline" unless @ARGV==1;
     my ($base) = @ARGV;