ccache.patch

   1 handle cmake & ccache
   2 http://stackoverflow.com/questions/1815688/how-to-use-ccache-with-cmake
   3
   4 --- hhvm-HHVM-3.2.0/CMake/HPHPCompiler.cmake~   2014-07-18 03:12:10.000000000 +0300
   5 +++ hhvm-HHVM-3.2.0/CMake/HPHPCompiler.cmake    2014-08-10 23:40:37.972367254 +0300
   6 @@ -22,7 +22,7 @@
   7    set(CMAKE_CXX_FLAGS_RELWITHDEBINFO "-O2 -g")
   8  # using GCC
   9  elseif ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU")
  10 -  execute_process(COMMAND ${CMAKE_CXX_COMPILER} -dumpversion OUTPUT_VARIABLE GCC_VERSION)
  11 +  execute_process(COMMAND ${CMAKE_CXX_COMPILER} ${CMAKE_CXX_COMPILER_ARG1} -dumpversion OUTPUT_VARIABLE GCC_VERSION)
  12    set(GNUCC49_OPT "")
  13    if (NOT (GCC_VERSION VERSION_GREATER 4.8 OR GCC_VERSION VERSION_EQUAL 4.8))
  14      message(FATAL_ERROR "${PROJECT_NAME} requires g++ 4.8 or greater.")