2 files changed, 62 insertions, 0 deletions

diff --git a/overlays/urxvt/52-osc.pl b/overlays/urxvt/52-osc.pl
new file mode 100644
index 00000000..3292e8c4
--- /dev/null
+++ b/overlays/urxvt/52-osc.pl
@@ -0,0 +1,41 @@
+#! perl
+
+=head1 NAME
+
+52-osc - Implement OSC 32 ; Interact with X11 clipboard
+
+=head1 SYNOPSIS
+
+   urxvt -pe 52-osc
+
+=head1 DESCRIPTION
+
+This extension implements OSC 52 for interacting with system clipboard
+
+Most code stolen from:
+http://ailin.tucana.uberspace.de/static/nei/*/Code/urxvt/
+
+=cut
+
+use MIME::Base64;
+use Encode;
+
+sub on_osc_seq {
+    my ($term, $op, $args) = @_;
+    return () unless $op eq 52;
+
+    my ($clip, $data) = split ';', $args, 2;
+    if ($data eq '?') {
+        # my $data_free = $term->selection();
+        # Encode::_utf8_off($data_free); # XXX
+        # $term->tt_write("\e]52;$clip;".encode_base64($data_free, '')."\a");
+    }
+    else {
+        my $data_decoded = decode_base64($data);
+        Encode::_utf8_on($data_decoded); # XXX
+        $term->selection($data_decoded, $clip =~ /c|^$/);
+        $term->selection_grab(urxvt::CurrentTime, $clip =~ /c|^$/);
+    }
+
+    ()
+}
diff --git a/overlays/urxvt/default.nix b/overlays/urxvt/default.nix
new file mode 100644
index 00000000..3c57d000
--- /dev/null
+++ b/overlays/urxvt/default.nix
@@ -0,0 +1,21 @@
+final: prev: {
+  rxvt_unicode-with-plugins = prev.rxvt-unicode.override {
+    configure = { availablePlugins, ... }: {
+        plugins = [ final.urxvt_osc_52 ] ++ builtins.attrValues availablePlugins;
+      };
+    };
+  urxvt_osc_52 = prev.stdenv.mkDerivation {
+    name = "rxvt_unicode-osc_52-0";
+    src = ./52-osc.pl;
+    unpackPhase = ''
+      cp $src 52-osc
+    '';
+    buildPhase = ''
+      sed -i 's|#! perl|#! ${final.perl}/bin/perl|g' 52-osc
+    '';
+    installPhase = ''
+      mkdir -p $out/lib/urxvt/perl
+      cp 52-osc $out/lib/urxvt/perl 
+    '';
+  };
+}