From d0142e9b09ef8a30a26d4aad922c78bf8c83a7b7 Mon Sep 17 00:00:00 2001
From: aszlig <aszlig@redmoonstudios.org>
Date: Mon, 24 Feb 2014 05:01:29 +0100
Subject: [PATCH] pcre/cross: Enable support for winpthreads.

That way we're able to build with the JIT compiler enabled.

Signed-off-by: aszlig <aszlig@redmoonstudios.org>
---
 pkgs/development/libraries/pcre/default.nix | 16 ++++++++++++----
 1 file changed, 12 insertions(+), 4 deletions(-)

diff --git a/pkgs/development/libraries/pcre/default.nix b/pkgs/development/libraries/pcre/default.nix
index 51279701d4a5..067c3af43871 100644
--- a/pkgs/development/libraries/pcre/default.nix
+++ b/pkgs/development/libraries/pcre/default.nix
@@ -1,4 +1,8 @@
-{ stdenv, fetchurl, unicodeSupport ? true, cplusplusSupport ? true }:
+{ stdenv, fetchurl, unicodeSupport ? true, cplusplusSupport ? true
+, windows ? null
+}:
+
+with stdenv.lib;
 
 stdenv.mkDerivation rec {
   name = "pcre-8.34";
@@ -16,12 +20,16 @@ stdenv.mkDerivation rec {
     --enable-jit
     ${if unicodeSupport then "--enable-unicode-properties" else ""}
     ${if !cplusplusSupport then "--disable-cpp" else ""}
-  '' + stdenv.lib.optionalString stdenv.isDarwin "CXXFLAGS=-O0";
+  '' + optionalString stdenv.isDarwin "CXXFLAGS=-O0";
 
   doCheck = with stdenv; !(isCygwin || isFreeBSD);
     # XXX: test failure on Cygwin
     # we are running out of stack on both freeBSDs on Hydra
 
+  crossAttrs = optionalAttrs (stdenv.cross.config == "x86_64-w64-mingw32") {
+    buildInputs = [ windows.mingw_w64_pthreads.crossDrv ];
+  };
+
   meta = {
     homepage = "http://www.pcre.org/";
     description = "A library for Perl Compatible Regular Expressions";
@@ -35,7 +43,7 @@ stdenv.mkDerivation rec {
       PCRE library is free, even for building proprietary software.
     '';
 
-    platforms = stdenv.lib.platforms.all;
-    maintainers = [ stdenv.lib.maintainers.simons ];
+    platforms = platforms.all;
+    maintainers = [ maintainers.simons ];
   };
 }