clone: implement --exit-code

[public-inbox.git] / lib / PublicInbox / LeiMirror.pm

diff --git a/lib/PublicInbox/LeiMirror.pm b/lib/PublicInbox/LeiMirror.pm
index 34a4bd1cb2ea5cc8d68beda701d62c37843b1d75..db249eceff64bc759b619ddb4f9c5e6a9cf1f180 100644 (file)
--- a/lib/PublicInbox/LeiMirror.pm
+++ b/lib/PublicInbox/LeiMirror.pm
@@ -516,6 +516,7 @@ sub resume_fetch {
                        fetch_args($self->{lei}, $opt), $rn ];
        push @$cmd, '-P' if $self->{lei}->{prune}; # --prune-tags implied
        my $run_puh = PublicInbox::OnDestroy->new($$, \&run_puh, $self, $fini);
+       ++$self->{chg}->{nr_chg};
        start_cmd($self, $cmd, $opt, $run_puh);
 }
 
@@ -533,6 +534,7 @@ sub fgrp_enqueue {
                $fgrp->{dry_run} ? $fgrp->{lei}->qerr("# @cmd @kv") :
                                run_die([@cmd, @kv], undef, $opt);
        }
+       ++$fgrp->{chg}->{nr_chg};
        push @{$FGRP_TODO->{$fgrp->{-osdir}}}, $fgrp;
 }
 
@@ -565,6 +567,7 @@ sub clone_v1 {
                                                "$self->{dst}$ref";
                        }
                }
+               ++$self->{chg}->{nr_chg};
                start_cmd($self, $cmd, $opt, PublicInbox::OnDestroy->new($$,
                                                \&run_puh, $self, $fini));
        }
@@ -750,6 +753,7 @@ sub update_ent {
                                }
                        }
                        symlink($tgt, $ln) or die "symlink($tgt, $ln): $!";
+                       ++$self->{chg}->{nr_chg};
                }
        }
        if (defined(my $t = $self->{-ent}->{modified})) {
@@ -1051,6 +1055,7 @@ EOM
        warn "\t", $_, "\n" for @local;
 
        my (undef, $dn, $bn) = File::Spec->splitpath($f);
+       $self->{chg}->{nr_chg} += scalar(@remote) + scalar(@local);
        atomic_write($dn, $bn, join("\n", @list, ''));
 }
 
@@ -1082,7 +1087,10 @@ sub try_manifest {
        }
 
        # bail out if curl -z/--timecond hit 304 Not Modified, $ft will be empty
-       return $lei->qerr("# $manifest unchanged") if -f $manifest && !-s $ft;
+       if (-f $manifest && !-s $ft) {
+               $lei->child_error(127 << 8) if $lei->{opt}->{'exit-code'};
+               return $lei->qerr("# $manifest unchanged");
+       }
 
        my $m = eval { decode_manifest($ft, $ft, $uri) };
        if ($@) {
@@ -1170,6 +1178,8 @@ W: The following exist and have not been converted to symlinks
 EOM
        dump_project_list($self, $m);
        ft_rename($ft, $manifest, 0666);
+       !$self->{chg}->{nr_chg} && $lei->{opt}->{'exit-code'} and
+               $lei->child_error(127 << 8);
 }
 
 sub start_clone_url {