Introduce --rm-old-changes to delete previous builds' changes files.

[dgit.git] / dgit

diff --git a/dgit b/dgit
index 51df7c30defe743bd435f8318a718bf4b7e36229..38c1497f808cd9ec990a02a4b230ccad74c643df 100755 (executable)
--- a/dgit
+++ b/dgit
@@ -59,6 +59,7 @@ our %previously;
 our $existing_package = 'dpkg';
 our $cleanmode;
 our $changes_since_version;
+our $rmchanges;
 our $quilt_mode;
 our $quilt_modes_re = 'linear|smash|auto|nofix|nocheck';
 our $we_are_responder;
@@ -3013,6 +3014,16 @@ sub build_prep () {
     $package = getfield $clogp, 'Source';
     $version = getfield $clogp, 'Version';
     build_maybe_quilt_fixup();
+    if ($rmchanges) {
+       my $pat = changespat $version;
+       foreach my $f (glob "$buildproductsdir/$pat") {
+           if (act_local()) {
+               unlink $f or fail "remove old changes file $f: $!";
+           } else {
+               progress "would remove $f";
+           }
+       }
+    }
 }
 
 sub changesopts_initial () {
@@ -3332,6 +3343,9 @@ sub parseopts () {
            } elsif (m/^--no-rm-on-error$/s) {
                push @ropts, $_;
                $rmonerror = 0;
+           } elsif (m/^--(no-)?rm-old-changes$/s) {
+               push @ropts, $_;
+               $rmchanges = !$1;
            } elsif (m/^--deliberately-($deliberately_re)$/s) {
                push @ropts, $_;
                push @deliberatelies, $&;
@@ -3438,6 +3452,11 @@ if (!@ARGV) {
 my $cmd = shift @ARGV;
 $cmd =~ y/-/_/;
 
+if (!defined $rmchanges) {
+    local $access_forpush;
+    $rmchanges = access_cfg_bool(0, 'rm-old-changes');
+}
+
 if (!defined $quilt_mode) {
     local $access_forpush;
     $quilt_mode = cfg('dgit.force.quilt-mode', 'RETURN-UNDEF')