From 059b19e6935f3b9bfeeda70ffe8626313936fb50 Mon Sep 17 00:00:00 2001
From: Marc Weber <marco-oweber@gmx.de>
Date: Thu, 10 Sep 2009 16:57:47 +0000
Subject: rxvt-unicode: add optional perl support (I'm keen on tabs and the
 search feature)

svn path=/nixpkgs/trunk/; revision=17025
---
 pkgs/applications/misc/rxvt_unicode/default.nix | 28 ++++++++++++++++++-------
 1 file changed, 21 insertions(+), 7 deletions(-)

(limited to 'pkgs/applications/misc/rxvt_unicode')

diff --git a/pkgs/applications/misc/rxvt_unicode/default.nix b/pkgs/applications/misc/rxvt_unicode/default.nix
index 471f6cbcd55d..7ce77eb66946 100644
--- a/pkgs/applications/misc/rxvt_unicode/default.nix
+++ b/pkgs/applications/misc/rxvt_unicode/default.nix
@@ -1,20 +1,34 @@
 args: with args;
-stdenv.mkDerivation (rec {
-  pname = "rxvt-unicode";
+# args.perlSupport: enables perl interpreter support
+# see man urxvtperl for details
+let 
+  name = "rxvt-unicode";
   version = "9.06";
+  n = "${name}-${version}";
+in
+stdenv.mkDerivation (rec {
 
-  name = "${pname}-${version}";
+  name = "${n}${if perlSupport then "-with-perl" else ""}";
 
- src = fetchurl {
-    url = "http://dist.schmorp.de/rxvt-unicode/Attic/${name}.tar.bz2";
+  src = fetchurl {
+    url = "http://dist.schmorp.de/rxvt-unicode/Attic/${n}.tar.bz2";
     sha256 = "8ef9359c01059efd330626c6cd7b082be9bf10587f2b9fe84caa43a84aa576d1";
   };
 
-  buildInputs = [ libX11 libXt libXft ncurses /* required to build the terminfo file */ ];
+  buildInputs = [ libX11 libXt libXft ncurses /* required to build the terminfo file */ ]
+          ++ lib.optional perlSupport perl;
 
   preConfigure=''
-    configureFlags="--disable-perl";
+    configureFlags="${if perlSupport then "--enable-perl" else "--disable-perl"}";
     export TERMINFO=$out/share/terminfo # without this the terminfo won't be compiled by tic, see man tic
+  ''
+  # make urxvt find its perl file lib/perl5/site_perl is added to PERL5LIB automatically
+  + (if perlSupport then ''
+      ensureDir $out/lib/perl5
+      ln -s $out/{lib/urxvt,lib/perl5/site_perl}
+  '' else "");
+
+  postInstall = ''
   '';
 
   meta = {
-- 
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