Restore keysym-list extension.

1 files changed, 37 insertions, 0 deletions

diff --git a/src/perl/keysym-list b/src/perl/keysym-list
new file mode 100644
index 0000000..433fbc5
--- /dev/null
+++ b/src/perl/keysym-list
@@ -0,0 +1,37 @@
+#! perl
+
+=head1 NAME
+
+keysym-list - implement the "list" keysym expansion.
+
+=head1 SYNOPSIS
+
+   urxvt -pe keysym-list
+
+=head1 DESCRIPTION
+
+The "list" keysym expansion was formerly part of the rxvt-unicode core,
+and has been moved into this extension for backwards compatibility. You
+shouldn't use this extension except for compatibility with old
+configurations.
+
+=cut
+
+
+sub on_register_command {
+   my ($self, $keysym, $state, $str) = @_;
+
+   if ($str =~ /^list(.)/) {
+      my @list = split /\Q$1/, $str;
+      if (@list == 3 or @list == 4) {
+         $self->register_command ($keysym++, $state, "string:$list[1]$_$list[3]")
+            for split //, $list[2];
+
+         return 1;
+      }
+
+      warn "unable to parse keysym '$str' as list, processing as normal keysym\n";
+   }
+
+   ()
+}