From 78cb479f73cff37ddd6a214d6a8d726f703fd2d1 Mon Sep 17 00:00:00 2001
From: Moritz Ulrich <moritz@tarn-vedra.de>
Date: Thu, 28 Nov 2013 23:23:40 +0100
Subject: [PATCH] Chicken: Set PLATFORM for all supported platforms.

Signed-off-by: Moritz Ulrich <moritz@tarn-vedra.de>
---
 pkgs/development/compilers/chicken/default.nix | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/pkgs/development/compilers/chicken/default.nix b/pkgs/development/compilers/chicken/default.nix
index 6032c7602cf..8343dbc3fef 100644
--- a/pkgs/development/compilers/chicken/default.nix
+++ b/pkgs/development/compilers/chicken/default.nix
@@ -12,6 +12,12 @@ let
     url = "http://code.call-cc.org/dev-snapshots/2013/08/08/chicken-4.8.2.tar.gz";
     sha256 = "01g7h0664342nl536mnri4c72kwj4z40vmv1250xfndlr218qdqg";
   };
+  platform = with stdenv;
+    if isDarwin then "osx"
+    else if isCygwin then "cygwin"
+    else if isBSD then "bsd"
+    else if isSunOS then "solaris"
+    else "linux";               # Should be a sane default
 in
 stdenv.mkDerivation {
   name = "chicken-${version}";
@@ -20,8 +26,8 @@ stdenv.mkDerivation {
     then srcDev
     else srcRelease;
 
-  buildFlags = "PLATFORM=linux PREFIX=$(out) VARDIR=$(out)/var/lib";
-  installFlags = "PLATFORM=linux PREFIX=$(out) VARDIR=$(out)/var/lib";
+  buildFlags = "PLATFORM=${platform} PREFIX=$(out) VARDIR=$(out)/var/lib";
+  installFlags = "PLATFORM=${platform} PREFIX=$(out) VARDIR=$(out)/var/lib";
 
   meta = {
     homepage = http://www.call-cc.org/;