git-debrebase: New walk mechanism: Drop obsolete $opt_careful

[dgit.git] / git-debrebase

diff --git a/git-debrebase b/git-debrebase
index 6abc86da0107890915deabe1afd51b192f3d0dbe..36f73d70e75767a381d605b59a8285bbbfa26585 100755 (executable)
--- a/git-debrebase
+++ b/git-debrebase
@@ -50,11 +50,9 @@ usages:
 See git-debrebase(1), git-debrebase(5), dgit-maint-debrebase(7) (in dgit).
 END
 
-our ($opt_force, $opt_careful, $opt_noop_ok, @opt_anchors);
+our ($opt_force, $opt_noop_ok, @opt_anchors);
 our ($opt_defaultcmd_interactive);
 
-$opt_careful = 0;
-
 our $us = qw(git-debrebase);
 
 our $wrecknoteprefix = 'refs/debrebase/wreckage';
@@ -446,11 +444,7 @@ sub gbp_pq_export ($$$) {
 }
 
 
-# xxx allow merge resolution separately from laundering, before git merge
-#
-# xxx general gdr docs highlight forbidden things
-# xxx general gdr docs list allowable things ?
-# xxx general gdr docs explicitly forbid some rebase
+# MERGE-TODO allow merge resolution separately from laundering, before git merge
 
 # later/rework?
 #  use git-format-patch?
@@ -982,7 +976,6 @@ sub classify ($) {
 
     if (@p == 2 and
        $r->{Msg} =~ m{^\[git-debrebase merged-breakwater.*\]$}m) {
-       # xxx ^ metadata tag needs adding to (5)
        return $classify->("MergedBreakwaters");
     }
     if ($r->{Msg} =~ m{^\[(git-debrebase|dgit)[: ].*\]$}m) {
@@ -1313,7 +1306,7 @@ sub walk ($;$$$) {
            # which was reachable via ffq-prev is no longer findable.
            # This is suboptimal, but if it all works we'll have done
            # the right thing.
-           # xxx we should warn the user in the docs about this
+           # MERGE-TODO we should warn the user in the docs about this
 
            my $ok=1;
            my $best_anchor;
@@ -1605,7 +1598,7 @@ sub walk ($;$$$) {
                    printdebug "WALK REWRITING NOW cl=$cl procd=$procd\n";
                }
            }
-           if ($rewriting || $opt_careful) {
+           if ($rewriting) {
                read_tree_upstream $want_upstream, 0, $want_debian;
 
                my $newtree = cmdoutput @git, qw(write-tree);
@@ -2477,19 +2470,25 @@ END
        my $mtag = cmdoutput @git, qw(describe --always --abbrev=0 --match),
            $mtag_pat;
        die "could not find suitable maintainer view tag $mtag_pat\n"
-           unless $mtag_pat =~ m{/};
+           unless $mtag =~ m{/};
        is_fast_fwd $mtag, 'HEAD' or
            die "HEAD is not FF from maintainer tag $mtag!";
        my $dtag = "archive/$mtag";
+       git_get_ref "refs/tags/$dtag" or
+           die "dgit view tag $dtag not found\n";
        is_fast_fwd $mtag, $dtag or
-           die "dgit view tag $dtag is not FF from maintainer tag $mtag";
+           die "dgit view tag $dtag is not FF from maintainer tag $mtag\n";
        print "will stitch in dgit view, $dtag\n";
        git_rev_parse $dtag;
     };
     if (!$previous_dgit_view) {
        $@ =~ s/^\n+//;
        chomp $@;
-       print STDERR "cannot stitch in dgit view: $@\n";
+       print STDERR <<END;
+Cannot confirm dgit view: $@
+Failed to stitch in dgit view (see messages above).
+dgit --overwrite will be needed on the first dgit push after conversion.
+END
     }
 
     snags_maybe_bail_early();
@@ -2756,7 +2755,7 @@ END
 
 sub cmd_record_resolved_merge () {
     badusage "record-resolved-merge takes no further arguments" if @ARGV;
-    # xxx needs documentation
+    # MERGE-TODO needs documentation
     my $new = get_head();
     my $method;