From fc4f99a8dd0b0e02d453f20e3fc1d60effdf3364 Mon Sep 17 00:00:00 2001
From: Dmitry Kalinkin <dmitry.kalinkin@gmail.com>
Date: Thu, 16 Aug 2018 14:48:03 -0400
Subject: [PATCH] g4py: fix for new boost

---
 .../libraries/physics/geant4/g4py/default.nix       | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/pkgs/development/libraries/physics/geant4/g4py/default.nix b/pkgs/development/libraries/physics/geant4/g4py/default.nix
index 197b842ff476..551d61af3ada 100644
--- a/pkgs/development/libraries/physics/geant4/g4py/default.nix
+++ b/pkgs/development/libraries/physics/geant4/g4py/default.nix
@@ -11,6 +11,7 @@
 let
   # g4py does not support MT and will fail to build against MT geant
   geant4_nomt = geant4.override { enableMultiThreading = false; };
+  boost_python = boost.override { enablePython = true; inherit python; };
 in
 
 stdenv.mkDerivation rec {
@@ -20,10 +21,20 @@ stdenv.mkDerivation rec {
   sourceRoot = "geant4.10.04.p01/environments/g4py";
 
   nativeBuildInputs = [ cmake ];
-  buildInputs = [ geant4_nomt xercesc boost python ];
+  buildInputs = [ geant4_nomt xercesc boost_python python ];
 
   GEANT4_INSTALL = geant4_nomt;
 
+  preConfigure = ''
+    # Fix for boost 1.67+
+    substituteInPlace CMakeLists.txt \
+    --replace "find_package(Boost)" "find_package(Boost 1.40 REQUIRED COMPONENTS python${builtins.replaceStrings ["."] [""] python.majorVersion})"
+    for f in `find . -name CMakeLists.txt`; do
+      substituteInPlace "$f" \
+        --replace "boost_python" "\''${Boost_LIBRARIES}"
+    done
+  '';
+
   enableParallelBuilding = true;
 
   setupHook = ./setup-hook.sh;