nixpkgs/pkgs/tools/X11/virtualgl/fixturbopath.patch

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--- VirtualGL-2.3/cmakescripts/FindTurboJPEG.cmake.orig 2012-02-02 17:33:49.496283001 +0100
+++ VirtualGL-2.3/cmakescripts/FindTurboJPEG.cmake 2012-02-02 17:44:18.772483239 +0100
@@ -40,8 +40,11 @@
endif()
endif()
-set(TJPEG_LIBRARY ${DEFAULT_TJPEG_LIBRARY} CACHE PATH
- "TurboJPEG library path (default: ${DEFAULT_TJPEG_LIBRARY})")
+if(NOT TJPEG_LIBRARY)
+ message(STATUS "TJPEG_LIBRARY environment variable not set")
+ set(TJPEG_LIBRARY ${DEFAULT_TJPEG_LIBRARY} CACHE PATH
+ "TurboJPEG library path (default: ${DEFAULT_TJPEG_LIBRARY})")
+endif()
if(WIN32)
set(CMAKE_REQUIRED_DEFINITIONS -MT)