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)
5 cmake_policy(SET CMP0048 NEW)
7 set_property(GLOBAL PROPERTY USE_FOLDERS ON)
9 # Adhere to GNU filesystem layout conventions
10 include(GNUInstallDirs)
12 option(BUILD_SHARED_LIBS "Build Shared Libraries" OFF)
20 option(SKIP_GLSLANG_INSTALL "Skip installation" ${SKIP_GLSLANG_INSTALL})
21 if(NOT ${SKIP_GLSLANG_INSTALL})
22 set(ENABLE_GLSLANG_INSTALL ON)
24 option(ENABLE_SPVREMAPPER "Enables building of SPVRemapper" ON)
26 option(ENABLE_AMD_EXTENSIONS "Enables support of AMD-specific extensions" ON)
27 option(ENABLE_GLSLANG_BINARIES "Builds glslangValidator and spirv-remap" ON)
29 option(ENABLE_NV_EXTENSIONS "Enables support of Nvidia-specific extensions" ON)
31 option(ENABLE_HLSL "Enables HLSL input support" ON)
33 option(ENABLE_OPT "Enables spirv-opt capability if present" ON)
35 if(CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT AND WIN32)
36 set(CMAKE_INSTALL_PREFIX "install" CACHE STRING "..." FORCE)
39 option(USE_CCACHE "Use ccache" OFF)
41 find_program(CCACHE_FOUND ccache)
43 set_property(GLOBAL PROPERTY RULE_LAUNCH_COMPILE ccache)
47 # Precompiled header macro. Parameters are source file list and filename for pch cpp file.
48 macro(glslang_pch SRCS PCHCPP)
50 if (CMAKE_GENERATOR MATCHES "^Visual Studio")
51 set(PCH_NAME "$(IntDir)\\pch.pch")
53 set(PCH_NAME "pch.pch")
55 # make source files use/depend on PCH_NAME
56 set_source_files_properties(${${SRCS}} PROPERTIES COMPILE_FLAGS "/Yupch.h /FIpch.h /Fp${PCH_NAME} /Zm300" OBJECT_DEPENDS "${PCH_NAME}")
57 # make PCHCPP file compile and generate PCH_NAME
58 set_source_files_properties(${PCHCPP} PROPERTIES COMPILE_FLAGS "/Ycpch.h /Fp${PCH_NAME} /Zm300" OBJECT_OUTPUTS "${PCH_NAME}")
59 list(APPEND ${SRCS} "${PCHCPP}")
64 # make testing optional
67 if(ENABLE_AMD_EXTENSIONS)
68 add_definitions(-DAMD_EXTENSIONS)
69 endif(ENABLE_AMD_EXTENSIONS)
71 if(ENABLE_NV_EXTENSIONS)
72 add_definitions(-DNV_EXTENSIONS)
73 endif(ENABLE_NV_EXTENSIONS)
76 add_definitions(-DENABLE_HLSL)
80 set(CMAKE_DEBUG_POSTFIX "d" CACHE STRING "Adds a postfix for debug-built libraries.")
82 include(ChooseMSVCCRT.cmake)
84 add_definitions(-DGLSLANG_OSINCLUDE_WIN32)
86 add_definitions(-DGLSLANG_OSINCLUDE_UNIX)
88 message("unknown platform")
91 if(${CMAKE_CXX_COMPILER_ID} MATCHES "GNU")
92 add_compile_options(-Wall -Wmaybe-uninitialized -Wuninitialized -Wunused -Wunused-local-typedefs
93 -Wunused-parameter -Wunused-value -Wunused-variable -Wunused-but-set-parameter -Wunused-but-set-variable -fno-exceptions)
94 add_compile_options(-Wno-reorder) # disable this from -Wall, since it happens all over.
95 elseif(${CMAKE_CXX_COMPILER_ID} MATCHES "Clang")
96 add_compile_options(-Wall -Wuninitialized -Wunused -Wunused-local-typedefs
97 -Wunused-parameter -Wunused-value -Wunused-variable)
98 add_compile_options(-Wno-reorder) # disable this from -Wall, since it happens all over.
102 if(${CMAKE_VERSION} VERSION_LESS 3.1)
103 # CMake versions before 3.1 do not understand CMAKE_CXX_STANDARD
104 # remove this block once CMake >=3.1 has fixated in the ecosystem
105 add_compile_options(-std=c++11)
107 set(CMAKE_CXX_STANDARD 11)
108 set(CMAKE_CXX_STANDARD_REQUIRED ON)
109 set(CMAKE_CXX_EXTENSIONS OFF)
112 function(glslang_set_link_args TARGET)
113 # For MinGW compiles, statically link against the GCC and C++ runtimes.
114 # This avoids the need to ship those runtimes as DLLs.
115 if(WIN32 AND ${CMAKE_CXX_COMPILER_ID} MATCHES "GNU")
116 set_target_properties(${TARGET} PROPERTIES
117 LINK_FLAGS "-static -static-libgcc -static-libstdc++")
119 endfunction(glslang_set_link_args)
121 # We depend on these for later projects, so they should come first.
122 add_subdirectory(External)
124 if(NOT TARGET SPIRV-Tools-opt)
129 message(STATUS "optimizer enabled")
130 add_definitions(-DENABLE_OPT=1)
133 message(STATUS "spirv-tools not linked - illegal SPIRV may be generated for HLSL")
135 add_definitions(-DENABLE_OPT=0)
138 add_subdirectory(glslang)
139 add_subdirectory(OGLCompilersDLL)
140 if(ENABLE_GLSLANG_BINARIES)
141 add_subdirectory(StandAlone)
143 add_subdirectory(SPIRV)
145 add_subdirectory(hlsl)
147 add_subdirectory(gtests)