215 lines
7.4 KiB
CMake
215 lines
7.4 KiB
CMake
# increase to 3.1 once all major distributions
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# include a version of CMake >= 3.1
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cmake_minimum_required(VERSION 2.8.12)
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if (POLICY CMP0048)
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cmake_policy(SET CMP0048 NEW)
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endif()
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set_property(GLOBAL PROPERTY USE_FOLDERS ON)
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# Enable compile commands database
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set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
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# Adhere to GNU filesystem layout conventions
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include(GNUInstallDirs)
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# Needed for CMAKE_DEPENDENT_OPTION macro
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include(CMakeDependentOption)
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option(BUILD_SHARED_LIBS "Build Shared Libraries" OFF)
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option(BUILD_EXTERNAL "Build external dependencies in /External" ON)
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set(LIB_TYPE STATIC)
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if(BUILD_SHARED_LIBS)
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set(LIB_TYPE SHARED)
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endif()
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option(SKIP_GLSLANG_INSTALL "Skip installation" ${SKIP_GLSLANG_INSTALL})
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if(NOT ${SKIP_GLSLANG_INSTALL})
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set(ENABLE_GLSLANG_INSTALL ON)
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endif()
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option(ENABLE_SPVREMAPPER "Enables building of SPVRemapper" ON)
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option(ENABLE_GLSLANG_BINARIES "Builds glslangValidator and spirv-remap" ON)
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option(ENABLE_GLSLANG_WEB "Reduces glslang to minimum needed for web use" OFF)
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option(ENABLE_GLSLANG_WEB_DEVEL "For ENABLE_GLSLANG_WEB builds, enables compilation error messages" OFF)
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option(ENABLE_EMSCRIPTEN_SINGLE_FILE "If using Emscripten, enables SINGLE_FILE build" OFF)
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option(ENABLE_EMSCRIPTEN_ENVIRONMENT_NODE "If using Emscripten, builds to run on Node instead of Web" OFF)
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CMAKE_DEPENDENT_OPTION(ENABLE_HLSL "Enables HLSL input support" ON "NOT ENABLE_GLSLANG_WEB" OFF)
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option(ENABLE_OPT "Enables spirv-opt capability if present" ON)
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option(ENABLE_PCH "Enables Precompiled header" ON)
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option(ENABLE_CTEST "Enables testing" ON)
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if(CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT AND WIN32)
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set(CMAKE_INSTALL_PREFIX "install" CACHE STRING "..." FORCE)
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endif()
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option(USE_CCACHE "Use ccache" OFF)
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if(USE_CCACHE)
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find_program(CCACHE_FOUND ccache)
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if(CCACHE_FOUND)
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set_property(GLOBAL PROPERTY RULE_LAUNCH_COMPILE ccache)
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endif(CCACHE_FOUND)
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endif()
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# Precompiled header macro. Parameters are source file list and filename for pch cpp file.
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macro(glslang_pch SRCS PCHCPP)
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if(MSVC AND CMAKE_GENERATOR MATCHES "^Visual Studio" AND ENABLE_PCH)
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set(PCH_NAME "$(IntDir)\\pch.pch")
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# make source files use/depend on PCH_NAME
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set_source_files_properties(${${SRCS}} PROPERTIES COMPILE_FLAGS "/Yupch.h /FIpch.h /Fp${PCH_NAME} /Zm300" OBJECT_DEPENDS "${PCH_NAME}")
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# make PCHCPP file compile and generate PCH_NAME
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set_source_files_properties(${PCHCPP} PROPERTIES COMPILE_FLAGS "/Ycpch.h /Fp${PCH_NAME} /Zm300" OBJECT_OUTPUTS "${PCH_NAME}")
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list(APPEND ${SRCS} "${PCHCPP}")
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endif()
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endmacro(glslang_pch)
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project(glslang)
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if(ENABLE_CTEST)
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include(CTest)
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endif()
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if(ENABLE_HLSL)
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add_definitions(-DENABLE_HLSL)
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endif(ENABLE_HLSL)
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if(ENABLE_GLSLANG_WEB)
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add_definitions(-DGLSLANG_WEB)
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if(ENABLE_GLSLANG_WEB_DEVEL)
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add_definitions(-DGLSLANG_WEB_DEVEL)
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endif(ENABLE_GLSLANG_WEB_DEVEL)
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endif(ENABLE_GLSLANG_WEB)
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if(WIN32)
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set(CMAKE_DEBUG_POSTFIX "d")
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if(MSVC)
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include(ChooseMSVCCRT.cmake)
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endif(MSVC)
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add_definitions(-DGLSLANG_OSINCLUDE_WIN32)
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elseif(UNIX)
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add_definitions(-DGLSLANG_OSINCLUDE_UNIX)
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else(WIN32)
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message("unknown platform")
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endif(WIN32)
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if(${CMAKE_CXX_COMPILER_ID} MATCHES "GNU")
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add_compile_options(-Wall -Wmaybe-uninitialized -Wuninitialized -Wunused -Wunused-local-typedefs
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-Wunused-parameter -Wunused-value -Wunused-variable -Wunused-but-set-parameter -Wunused-but-set-variable -fno-exceptions)
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add_compile_options(-Wno-reorder) # disable this from -Wall, since it happens all over.
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add_compile_options(-fno-rtti)
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elseif(${CMAKE_CXX_COMPILER_ID} MATCHES "Clang")
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add_compile_options(-Wall -Wuninitialized -Wunused -Wunused-local-typedefs
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-Wunused-parameter -Wunused-value -Wunused-variable)
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add_compile_options(-Wno-reorder) # disable this from -Wall, since it happens all over.
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add_compile_options(-fno-rtti)
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elseif(${CMAKE_CXX_COMPILER_ID} MATCHES "MSVC")
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add_compile_options(/GR-) # Disable RTTI
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endif()
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if(EMSCRIPTEN)
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add_compile_options(-Os -fno-exceptions)
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add_compile_options("SHELL: -s WASM=1")
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add_compile_options("SHELL: -s WASM_OBJECT_FILES=0")
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add_link_options(-Os)
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add_link_options("SHELL: -s FILESYSTEM=0")
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add_link_options("SHELL: --llvm-lto 1")
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add_link_options("SHELL: --closure 1")
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add_link_options("SHELL: -s ALLOW_MEMORY_GROWTH=1")
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if(ENABLE_EMSCRIPTEN_SINGLE_FILE)
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add_link_options("SHELL: -s SINGLE_FILE=1")
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endif(ENABLE_EMSCRIPTEN_SINGLE_FILE)
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else()
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if(ENABLE_GLSLANG_WEB)
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if(MSVC)
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add_compile_options(/Os /GR-)
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else()
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add_compile_options(-Os -fno-exceptions)
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add_link_options(-Os)
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endif()
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endif(ENABLE_GLSLANG_WEB)
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endif(EMSCRIPTEN)
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# Request C++11
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if(${CMAKE_VERSION} VERSION_LESS 3.1)
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# CMake versions before 3.1 do not understand CMAKE_CXX_STANDARD
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# remove this block once CMake >=3.1 has fixated in the ecosystem
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add_compile_options(-std=c++11)
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else()
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set(CMAKE_CXX_STANDARD 11)
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set(CMAKE_CXX_STANDARD_REQUIRED ON)
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set(CMAKE_CXX_EXTENSIONS OFF)
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endif()
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function(glslang_set_link_args TARGET)
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# For MinGW compiles, statically link against the GCC and C++ runtimes.
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# This avoids the need to ship those runtimes as DLLs.
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if(WIN32 AND ${CMAKE_CXX_COMPILER_ID} MATCHES "GNU")
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set_target_properties(${TARGET} PROPERTIES
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LINK_FLAGS "-static -static-libgcc -static-libstdc++")
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endif()
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endfunction(glslang_set_link_args)
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# CMake needs to find the right version of python, right from the beginning,
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# otherwise, it will find the wrong version and fail later
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if(BUILD_EXTERNAL AND IS_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}/External)
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find_package(PythonInterp 3 REQUIRED)
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# We depend on these for later projects, so they should come first.
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add_subdirectory(External)
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endif()
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if(NOT TARGET SPIRV-Tools-opt)
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set(ENABLE_OPT OFF)
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endif()
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if(ENABLE_OPT)
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message(STATUS "optimizer enabled")
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add_definitions(-DENABLE_OPT=1)
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else()
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if(ENABLE_HLSL)
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message(STATUS "spirv-tools not linked - illegal SPIRV may be generated for HLSL")
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endif()
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add_definitions(-DENABLE_OPT=0)
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endif()
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add_subdirectory(glslang)
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add_subdirectory(OGLCompilersDLL)
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if(ENABLE_GLSLANG_BINARIES)
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add_subdirectory(StandAlone)
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endif()
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add_subdirectory(SPIRV)
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if(ENABLE_HLSL)
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add_subdirectory(hlsl)
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endif(ENABLE_HLSL)
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if(ENABLE_CTEST)
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add_subdirectory(gtests)
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endif()
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if(BUILD_TESTING)
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# glslang-testsuite runs a bash script on Windows.
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# Make sure to use '-o igncr' flag to ignore carriage returns (\r).
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set(IGNORE_CR_FLAG "")
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if(WIN32)
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set(IGNORE_CR_FLAG -o igncr)
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endif()
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if (CMAKE_CONFIGURATION_TYPES)
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set(RESULTS_PATH ${CMAKE_CURRENT_BINARY_DIR}/$<CONFIGURATION>/localResults)
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set(VALIDATOR_PATH ${CMAKE_CURRENT_BINARY_DIR}/StandAlone/$<CONFIGURATION>/glslangValidator)
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set(REMAP_PATH ${CMAKE_CURRENT_BINARY_DIR}/StandAlone/$<CONFIGURATION>/spirv-remap)
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else(CMAKE_CONFIGURATION_TYPES)
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set(RESULTS_PATH ${CMAKE_CURRENT_BINARY_DIR}/localResults)
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set(VALIDATOR_PATH ${CMAKE_CURRENT_BINARY_DIR}/StandAlone/glslangValidator)
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set(REMAP_PATH ${CMAKE_CURRENT_BINARY_DIR}/StandAlone/spirv-remap)
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endif(CMAKE_CONFIGURATION_TYPES)
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add_test(NAME glslang-testsuite
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COMMAND bash ${IGNORE_CR_FLAG} runtests ${RESULTS_PATH} ${VALIDATOR_PATH} ${REMAP_PATH}
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WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}/Test/)
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endif(BUILD_TESTING)
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