CMakeLists.txt

   1 # increase to 3.1 once all major distributions
   2 # include a version of CMake >= 3.1
   3 cmake_minimum_required(VERSION 2.8.12)
   4 if (POLICY CMP0048)
   5   cmake_policy(SET CMP0048 NEW)
   6 endif()
   7 set_property(GLOBAL PROPERTY USE_FOLDERS ON)
   8
   9 # Adhere to GNU filesystem layout conventions
  10 include(GNUInstallDirs)
  11
  12 option(SKIP_GLSLANG_INSTALL "Skip installation" ${SKIP_GLSLANG_INSTALL})
  13 if(NOT ${SKIP_GLSLANG_INSTALL})
  14   set(ENABLE_GLSLANG_INSTALL ON)
  15 endif()
  16
  17 option(ENABLE_AMD_EXTENSIONS "Enables support of AMD-specific extensions" ON)
  18 option(ENABLE_GLSLANG_BINARIES "Builds glslangValidator and spirv-remap" ON)
  19
  20 option(ENABLE_NV_EXTENSIONS "Enables support of Nvidia-specific extensions" ON)
  21
  22 option(ENABLE_HLSL "Enables HLSL input support" ON)
  23
  24 option(ENABLE_OPT "Enables spirv-opt capability if present" ON)
  25
  26 if(CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT AND WIN32)
  27     set(CMAKE_INSTALL_PREFIX "install" CACHE STRING "..." FORCE)
  28 endif()
  29
  30 project(glslang)
  31 # make testing optional
  32 include(CTest)
  33
  34 if(ENABLE_AMD_EXTENSIONS)
  35     add_definitions(-DAMD_EXTENSIONS)
  36 endif(ENABLE_AMD_EXTENSIONS)
  37
  38 if(ENABLE_NV_EXTENSIONS)
  39     add_definitions(-DNV_EXTENSIONS)
  40 endif(ENABLE_NV_EXTENSIONS)
  41
  42 if(ENABLE_HLSL)
  43     add_definitions(-DENABLE_HLSL)
  44 endif(ENABLE_HLSL)
  45
  46 if(WIN32)
  47     set(CMAKE_DEBUG_POSTFIX "d")
  48     if(MSVC)
  49         include(ChooseMSVCCRT.cmake)
  50     endif(MSVC)
  51     add_definitions(-DGLSLANG_OSINCLUDE_WIN32)
  52 elseif(UNIX)
  53     add_definitions(-DGLSLANG_OSINCLUDE_UNIX)
  54 else(WIN32)
  55     message("unknown platform")
  56 endif(WIN32)
  57
  58 if(${CMAKE_CXX_COMPILER_ID} MATCHES "GNU")
  59     add_compile_options(-Wall -Wmaybe-uninitialized -Wuninitialized -Wunused -Wunused-local-typedefs
  60                         -Wunused-parameter -Wunused-value  -Wunused-variable -Wunused-but-set-parameter -Wunused-but-set-variable -fno-exceptions)
  61     add_compile_options(-Wno-reorder)  # disable this from -Wall, since it happens all over.
  62 elseif(${CMAKE_CXX_COMPILER_ID} MATCHES "Clang")
  63     add_compile_options(-Wall -Wuninitialized -Wunused -Wunused-local-typedefs
  64                         -Wunused-parameter -Wunused-value  -Wunused-variable)
  65     add_compile_options(-Wno-reorder)  # disable this from -Wall, since it happens all over.
  66 endif()
  67
  68 # Request C++11
  69 if(${CMAKE_VERSION} VERSION_LESS 3.1)
  70     # CMake versions before 3.1 do not understand CMAKE_CXX_STANDARD
  71     # remove this block once CMake >=3.1 has fixated in the ecosystem
  72     add_compile_options(-std=c++11)
  73 else()
  74     set(CMAKE_CXX_STANDARD 11)
  75     set(CMAKE_CXX_STANDARD_REQUIRED ON)
  76     set(CMAKE_CXX_EXTENSIONS OFF)
  77 endif()
  78
  79 function(glslang_set_link_args TARGET)
  80     # For MinGW compiles, statically link against the GCC and C++ runtimes.
  81     # This avoids the need to ship those runtimes as DLLs.
  82     if(WIN32 AND ${CMAKE_CXX_COMPILER_ID} MATCHES "GNU")
  83         set_target_properties(${TARGET} PROPERTIES
  84                               LINK_FLAGS "-static -static-libgcc -static-libstdc++")
  85     endif()
  86 endfunction(glslang_set_link_args)
  87
  88 # We depend on these for later projects, so they should come first.
  89 add_subdirectory(External)
  90
  91 if(NOT TARGET SPIRV-Tools-opt)
  92     set(ENABLE_OPT OFF)
  93 endif()
  94
  95 if(ENABLE_OPT)
  96     message(STATUS "optimizer enabled")
  97     add_definitions(-DENABLE_OPT)
  98 elseif(ENABLE_HLSL)
  99     message(STATUS "spirv-tools not linked - illegal SPIRV may be generated for HLSL")
 100 endif()
 101
 102 add_subdirectory(glslang)
 103 add_subdirectory(OGLCompilersDLL)
 104 if(ENABLE_GLSLANG_BINARIES)
 105     add_subdirectory(StandAlone)
 106 endif()
 107 add_subdirectory(SPIRV)
 108 if(ENABLE_HLSL)
 109     add_subdirectory(hlsl)
 110 endif(ENABLE_HLSL)
 111 add_subdirectory(gtests)