From 52545aab7dee4fe874dd7d111e7069b9afd0d92e Mon Sep 17 00:00:00 2001
From: Remy Goldschmidt <taktoa@gmail.com>
Date: Sat, 3 Sep 2016 18:24:55 -0500
Subject: libmsgpack: fixed mingw32 cross-build

`cmake`, as usual, should be in `nativeBuildInputs` and we need to add a few cmake flags for mingw32 build to succeed.
---
 pkgs/development/libraries/libmsgpack/generic.nix | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

(limited to 'pkgs/development/libraries/libmsgpack')

diff --git a/pkgs/development/libraries/libmsgpack/generic.nix b/pkgs/development/libraries/libmsgpack/generic.nix
index 72943c098ba..2da703da4cf 100644
--- a/pkgs/development/libraries/libmsgpack/generic.nix
+++ b/pkgs/development/libraries/libmsgpack/generic.nix
@@ -8,7 +8,12 @@ stdenv.mkDerivation rec {
 
   inherit src patches;
 
-  buildInputs = [ cmake ];
+  nativeBuildInputs = [ cmake ];
+
+  crossAttrs = {
+  } // stdenv.lib.optionalAttrs (stdenv.cross.libc == "msvcrt") {
+    cmakeFlags = "-DMSGPACK_BUILD_EXAMPLES=OFF -DCMAKE_SYSTEM_NAME=Windows";
+  };
 
   meta = with stdenv.lib; {
     description = "MessagePack implementation for C and C++";
-- 
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