Dgit.pm: Move reflog_cache_* from dgit

[dgit.git] / git-debrebase

diff --git a/git-debrebase b/git-debrebase
index d9b95a26850e18d0306df87f814b2a0e23cda0c4..a9abfa027ba332470af2de85eeba0da15dddf0e0 100755 (executable)
--- a/git-debrebase
+++ b/git-debrebase
@@ -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 +454,6 @@ 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, @_); };
@@ -595,8 +596,19 @@ sub merge_series ($$$;@) {
        runcmd @git, qw(commit --quiet -m), 'Merged patch queue form';
        $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));
 
@@ -605,7 +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 $c\n";
@@ -1469,6 +1481,7 @@ sub walk ($;$$$) {
                @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},
@@ -2598,6 +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;