platform.cmake

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# GNU General Public License for more details.
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# Figure out a nice name for Platform and Architecture
if(CMAKE_SYSTEM_NAME STREQUAL "Darwin")
  string(SUBSTRING ${CMAKE_SYSTEM} 7 2 DARWIN_VERSION)
  if(DARWIN_VERSION STREQUAL "17")
    set(PLATFORM_NAME "OS X v10.13")
  elseif(DARWIN_VERSION STREQUAL "16")
    set(PLATFORM_NAME "OS X v10.12")
  elseif(DARWIN_VERSION STREQUAL "15")
    set(PLATFORM_NAME "OS X v10.11")
  elseif(DARWIN_VERSION STREQUAL "14")
    set(PLATFORM_NAME "OS X v10.10")
  elseif(DARWIN_VERSION STREQUAL "13")
    set(PLATFORM_NAME "OS X v10.9")
  else()
    message(FATAL_ERROR "Unsupported version of MacOS X")
  endif()
  set(RPATH_ORIGIN "@loader_path")
  set(CMAKE_INSTALL_NAME_DIR "@rpath")
elseif(CMAKE_SYSTEM_NAME STREQUAL "CYGWIN")
  set(RPATH_ORIGIN "\$ORIGIN")
  set(PLATFORM_NAME "Windows/Cygwin")
else()
  set(RPATH_ORIGIN "\$ORIGIN")
  set(PLATFORM_NAME ${CMAKE_SYSTEM_NAME})
endif()

# Whether we deal with 32 or 64 CPU architecture/compiler
if(CMAKE_SIZEOF_VOID_P EQUAL 8)
  set(ARCH_64BIT 1)
else()
  set(ARCH_64BIT 0)
endif()