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CMakeLists.txt
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# ~~~
# Copyright (c) 2014-2019 Valve Corporation
# Copyright (c) 2014-2019 LunarG, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# ~~~
include_directories(${CMAKE_CURRENT_SOURCE_DIR} ${CMAKE_CURRENT_SOURCE_DIR}/generated ${CMAKE_CURRENT_BINARY_DIR})
# Check for the existance of the secure_getenv or __secure_getenv commands
include(CheckFunctionExists)
include(CheckIncludeFile)
check_function_exists(secure_getenv HAVE_SECURE_GETENV)
check_function_exists(__secure_getenv HAVE___SECURE_GETENV)
if(NOT (HAVE_SECURE_GETENV OR HAVE__SECURE_GETENV))
message(WARNING "Using non-secure environmental lookups. This loader will not properly disable environent variables when run with elevated permissions.")
endif()
configure_file(${CMAKE_CURRENT_SOURCE_DIR}/loader_cmake_config.h.in ${CMAKE_CURRENT_BINARY_DIR}/loader_cmake_config.h)
if(WIN32)
set_property(DIRECTORY APPEND PROPERTY COMPILE_DEFINITIONS VK_USE_PLATFORM_WIN32_KHR WIN32_LEAN_AND_MEAN)
if(MSVC AND NOT MSVC_VERSION LESS 1900)
# Enable control flow guard
message(STATUS "Building loader with control flow guard")
set(MSVC_LOADER_COMPILE_OPTIONS ${MSVC_LOADER_COMPILE_OPTIONS} /guard:cf)
set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} /guard:cf")
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} /guard:cf")
endif()
elseif(ANDROID)
set_property(DIRECTORY APPEND PROPERTY COMPILE_DEFINITIONS VK_USE_PLATFORM_ANDROID_KHR)
elseif(APPLE)
set_property(DIRECTORY APPEND PROPERTY COMPILE_DEFINITIONS VK_USE_PLATFORM_MACOS_MVK VK_USE_PLATFORM_METAL_EXT)
elseif(UNIX AND NOT APPLE) # i.e.: Linux
if(BUILD_WSI_XCB_SUPPORT)
set_property(DIRECTORY APPEND PROPERTY COMPILE_DEFINITIONS VK_USE_PLATFORM_XCB_KHR)
endif()
if(BUILD_WSI_XLIB_SUPPORT)
set_property(DIRECTORY APPEND PROPERTY COMPILE_DEFINITIONS VK_USE_PLATFORM_XLIB_KHR VK_USE_PLATFORM_XLIB_XRANDR_EXT)
endif()
if(BUILD_WSI_WAYLAND_SUPPORT)
set_property(DIRECTORY APPEND PROPERTY COMPILE_DEFINITIONS VK_USE_PLATFORM_WAYLAND_KHR)
endif()
if(BUILD_WSI_DIRECTFB_SUPPORT)
set_property(DIRECTORY APPEND PROPERTY COMPILE_DEFINITIONS VK_USE_PLATFORM_DIRECTFB_EXT)
endif()
if(BUILD_WSI_SCREEN_QNX_SUPPORT)
set_property(DIRECTORY APPEND PROPERTY COMPILE_DEFINITIONS VK_USE_PLATFORM_SCREEN_QNX)
endif()
else()
message(FATAL_ERROR "Unsupported Platform!")
endif()
# DEBUG enables runtime loader ICD verification
set(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -DDEBUG")
set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -DDEBUG")
if(WIN32)
if(MSVC)
# Use static MSVCRT libraries
foreach(configuration
in
CMAKE_C_FLAGS_DEBUG
CMAKE_C_FLAGS_MINSIZEREL
CMAKE_C_FLAGS_RELEASE
CMAKE_C_FLAGS_RELWITHDEBINFO
CMAKE_CXX_FLAGS_DEBUG
CMAKE_CXX_FLAGS_MINSIZEREL
CMAKE_CXX_FLAGS_RELEASE
CMAKE_CXX_FLAGS_RELWITHDEBINFO)
if(${configuration} MATCHES "/MD")
string(REGEX
REPLACE "/MD"
"/MT"
${configuration}
"${${configuration}}")
endif()
endforeach()
endif()
if(ENABLE_WIN10_ONECORE)
# Note: When linking your app or driver to OneCore.lib, be sure to remove any links to non-umbrella libs (such as
# kernel32.lib).
set(CMAKE_CXX_STANDARD_LIBRARIES " ") # space is intentional
set(CMAKE_C_STANDARD_LIBRARIES ${CMAKE_CXX_STANDARD_LIBRARIES})
endif()
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -D_CRT_SECURE_NO_WARNINGS")
# ~~~
# Build dev_ext_trampoline.c and unknown_ext_chain.c with /O2 to allow tail-call optimization.
# Setup two CMake targets (loader-norm and loader-opt) for the different compilation flags.
# ~~~
set(MODIFIED_C_FLAGS_DEBUG ${CMAKE_C_FLAGS_DEBUG})
string(REPLACE "/Od" "/O2" MODIFIED_C_FLAGS_DEBUG ${MODIFIED_C_FLAGS_DEBUG})
string(REPLACE "/Ob0" "/Ob2" MODIFIED_C_FLAGS_DEBUG ${MODIFIED_C_FLAGS_DEBUG})
string(REGEX REPLACE "/RTC." "" MODIFIED_C_FLAGS_DEBUG ${MODIFIED_C_FLAGS_DEBUG}) #remove run-time error checks
separate_arguments(MODIFIED_C_FLAGS_DEBUG WINDOWS_COMMAND ${MODIFIED_C_FLAGS_DEBUG})
endif()
set(NORMAL_LOADER_SRCS
extension_manual.c
loader.c
loader.h
vk_loader_platform.h
vk_loader_layer.h
trampoline.c
wsi.c
wsi.h
debug_utils.c
debug_utils.h
gpa_helper.h
cJSON.c
cJSON.h
murmurhash.c
murmurhash.h)
if(WIN32)
set(NORMAL_LOADER_SRCS ${NORMAL_LOADER_SRCS} adapters.h)
endif()
set(OPT_LOADER_SRCS dev_ext_trampoline.c phys_dev_ext.c)
# Check for assembler support
set(ASM_FAILURE_MSG "The build will fall back on building with C code\n")
set(ASM_FAILURE_MSG "${ASM_FAILURE_MSG}Note that this may be unsafe, as the C code requires tail-call optimizations to remove")
set(ASM_FAILURE_MSG "${ASM_FAILURE_MSG} the stack frame for certain calls. If the compiler does not do this, then unknown device")
set(ASM_FAILURE_MSG "${ASM_FAILURE_MSG} extensions will suffer from a corrupted stack.")
if(WIN32)
if(MINGW)
find_program(JWASM_FOUND jwasm)
if (JWASM_FOUND)
set(CMAKE_ASM_MASM_COMPILER ${JWASM_FOUND})
execute_process(COMMAND ${CMAKE_C_COMPILER} --version OUTPUT_VARIABLE COMPILER_VERSION_OUTPUT)
if (COMPILER_VERSION_OUTPUT)
if (COMPILER_VERSION_OUTPUT MATCHES "x86_64")
set(JWASM_FLAGS -win64)
else()
set(JWASM_FLAGS -coff)
endif()
endif()
endif()
endif()
option(USE_MASM "Use MASM" ON)
if (USE_MASM)
enable_language(ASM_MASM)
endif ()
if(CMAKE_ASM_MASM_COMPILER_WORKS OR JWASM_FOUND)
if(MINGW)
set(CMAKE_ASM_MASM_FLAGS ${CMAKE_ASM_MASM_FLAGS} ${JWASM_FLAGS})
elseif(NOT CMAKE_CL_64 AND NOT JWASM_FOUND)
set(CMAKE_ASM_MASM_FLAGS ${CMAKE_ASM_MASM_FLAGS} /safeseh)
endif()
add_executable(asm_offset asm_offset.c)
target_link_libraries(asm_offset Vulkan::Headers)
add_custom_command(OUTPUT gen_defines.asm DEPENDS asm_offset COMMAND asm_offset MASM)
add_custom_target(loader_asm_gen_files DEPENDS gen_defines.asm)
set_target_properties(loader_asm_gen_files PROPERTIES FOLDER ${LOADER_HELPER_FOLDER})
add_library(loader-unknown-chain OBJECT unknown_ext_chain_masm.asm)
add_dependencies(loader-unknown-chain loader_asm_gen_files)
else()
message(WARNING "Could not find working MASM assebler\n${ASM_FAILURE_MSG}")
add_custom_target(loader_asm_gen_files)
add_library(loader-unknown-chain OBJECT unknown_ext_chain.c)
set_target_properties(loader-unknown-chain PROPERTIES CMAKE_C_FLAGS_DEBUG "${MODIFIED_C_FLAGS_DEBUG}")
target_compile_options(loader-unknown-chain PUBLIC ${MSVC_LOADER_COMPILE_OPTIONS})
endif()
elseif(APPLE)
# For MacOS, use the C code and force the compiler's tail-call optimization instead of using assembly code.
set(OPT_LOADER_SRCS ${OPT_LOADER_SRCS} unknown_ext_chain.c)
set_source_files_properties(${OPT_LOADER_SRCS} PROPERTIES COMPILE_FLAGS -O)
add_custom_target(loader_asm_gen_files) # This causes no assembly files to be generated.
else(UNIX AND NOT APPLE) # i.e.: Linux
enable_language(ASM)
set(CMAKE_ASM_FLAGS "${CMAKE_C_FLAGS}")
check_include_file("cet.h" HAVE_CET_H)
if(HAVE_CET_H)
set_property(DIRECTORY APPEND PROPERTY COMPILE_DEFINITIONS HAVE_CET_H)
endif()
set(CMAKE_TRY_COMPILE_TARGET_TYPE STATIC_LIBRARY)
try_compile(ASSEMBLER_WORKS ${CMAKE_CURRENT_BINARY_DIR} ${CMAKE_CURRENT_SOURCE_DIR}/asm_test.S)
if(ASSEMBLER_WORKS)
set(OPT_LOADER_SRCS ${OPT_LOADER_SRCS} unknown_ext_chain_gas.S)
add_executable(asm_offset asm_offset.c)
target_link_libraries(asm_offset Vulkan::Headers)
add_custom_command(OUTPUT gen_defines.asm DEPENDS asm_offset COMMAND asm_offset GAS)
add_custom_target(loader_asm_gen_files DEPENDS gen_defines.asm)
target_compile_definitions(asm_offset PRIVATE _XOPEN_SOURCE=500) # hush compiler warnings for readlink
else()
message(WARNING "Could not find working x86 GAS assembler\n${ASM_FAILURE_MSG}")
set(OPT_LOADER_SRCS ${OPT_LOADER_SRCS} unknown_ext_chain.c)
add_custom_target(loader_asm_gen_files)
endif()
endif()
if(WIN32)
add_library(loader-norm OBJECT ${NORMAL_LOADER_SRCS} dirent_on_windows.c)
# target_compile_options(loader-norm PUBLIC "$<$<CONFIG:DEBUG>:${LOCAL_C_FLAGS_DBG}>")
target_compile_options(loader-norm PUBLIC ${MSVC_LOADER_COMPILE_OPTIONS})
target_include_directories(loader-norm PRIVATE "$<TARGET_PROPERTY:Vulkan::Headers,INTERFACE_INCLUDE_DIRECTORIES>")
add_library(loader-opt OBJECT ${OPT_LOADER_SRCS})
add_dependencies(loader-opt loader_asm_gen_files)
set_target_properties(loader-opt PROPERTIES CMAKE_C_FLAGS_DEBUG "${MODIFIED_C_FLAGS_DEBUG}")
target_compile_options(loader-opt PUBLIC ${MSVC_LOADER_COMPILE_OPTIONS})
target_include_directories(loader-opt PRIVATE "$<TARGET_PROPERTY:Vulkan::Headers,INTERFACE_INCLUDE_DIRECTORIES>")
add_library(vulkan
SHARED
$<TARGET_OBJECTS:loader-opt>
$<TARGET_OBJECTS:loader-norm>
$<TARGET_OBJECTS:loader-unknown-chain>
${CMAKE_CURRENT_SOURCE_DIR}/vulkan-1.def
${CMAKE_CURRENT_SOURCE_DIR}/loader.rc)
# when adding the suffix the import and runtime library names must be consistent
# mingw: libvulkan-1.dll.a / libvulkan-1.dll
# msvc: vulkan-1.lib / vulkan-1.dll
set_target_properties(vulkan
PROPERTIES
OUTPUT_NAME vulkan-1)
target_link_libraries(vulkan Vulkan::Headers)
if(MSVC AND ENABLE_WIN10_ONECORE)
target_link_libraries(vulkan OneCoreUAP.lib LIBCMT.LIB LIBCMTD.LIB LIBVCRUNTIME.LIB LIBUCRT.LIB)
set_target_properties(vulkan PROPERTIES LINK_FLAGS "/NODEFAULTLIB")
else()
target_link_libraries(vulkan cfgmgr32)
endif()
add_dependencies(vulkan loader_asm_gen_files)
else()
# Linux and MacOS
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wpointer-arith")
# Clang (and not gcc) warns about redefining a typedef with the same types, so disable that warning. Note that it will still
# throw an error if a typedef is redefined with a different type.
if(CMAKE_C_COMPILER_ID MATCHES "Clang")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wno-typedef-redefinition")
endif()
if(APPLE AND BUILD_STATIC_LOADER)
add_library(vulkan STATIC ${NORMAL_LOADER_SRCS} ${OPT_LOADER_SRCS})
else()
add_library(vulkan SHARED ${NORMAL_LOADER_SRCS} ${OPT_LOADER_SRCS})
endif()
add_dependencies(vulkan loader_asm_gen_files)
set_target_properties(vulkan
PROPERTIES SOVERSION
"1"
VERSION
"${VulkanHeaders_VERSION_MAJOR}.${VulkanHeaders_VERSION_MINOR}.${VulkanHeaders_VERSION_PATCH}")
target_link_libraries(vulkan ${CMAKE_DL_LIBS} m)
if (NOT ANDROID)
target_link_libraries(vulkan pthread)
endif()
target_link_libraries(vulkan Vulkan::Headers)
if(APPLE)
find_library(COREFOUNDATION_LIBRARY NAMES CoreFoundation)
target_link_libraries(vulkan "-framework CoreFoundation")
# Build vulkan.framework
set(FRAMEWORK_HEADERS
${VulkanHeaders_INCLUDE_DIRS}/vulkan/vk_icd.h
${VulkanHeaders_INCLUDE_DIRS}/vulkan/vk_layer.h
${VulkanHeaders_INCLUDE_DIRS}/vulkan/vk_platform.h
${VulkanHeaders_INCLUDE_DIRS}/vulkan/vk_sdk_platform.h
${VulkanHeaders_INCLUDE_DIRS}/vulkan/vulkan_android.h
${VulkanHeaders_INCLUDE_DIRS}/vulkan/vulkan_core.h
${VulkanHeaders_INCLUDE_DIRS}/vulkan/vulkan_ios.h
${VulkanHeaders_INCLUDE_DIRS}/vulkan/vulkan_macos.h
${VulkanHeaders_INCLUDE_DIRS}/vulkan/vulkan_vi.h
${VulkanHeaders_INCLUDE_DIRS}/vulkan/vulkan_wayland.h
${VulkanHeaders_INCLUDE_DIRS}/vulkan/vulkan_win32.h
${VulkanHeaders_INCLUDE_DIRS}/vulkan/vulkan_xcb.h
${VulkanHeaders_INCLUDE_DIRS}/vulkan/vulkan_xlib.h
${VulkanHeaders_INCLUDE_DIRS}/vulkan/vulkan_xlib_xrandr.h
${VulkanHeaders_INCLUDE_DIRS}/vulkan/vulkan_screen.h
${VulkanHeaders_INCLUDE_DIRS}/vulkan/vulkan.h
${VulkanHeaders_INCLUDE_DIRS}/vulkan/vulkan.hpp)
if(BUILD_STATIC_LOADER)
add_library(vulkan-framework STATIC ${NORMAL_LOADER_SRCS} ${OPT_LOADER_SRCS} ${FRAMEWORK_HEADERS})
else()
add_library(vulkan-framework SHARED ${NORMAL_LOADER_SRCS} ${OPT_LOADER_SRCS} ${FRAMEWORK_HEADERS})
endif()
add_dependencies(vulkan-framework loader_asm_gen_files)
target_link_libraries(vulkan-framework -ldl -lpthread -lm "-framework CoreFoundation")
target_link_libraries(vulkan-framework Vulkan::Headers)
# The FRAMEWORK_VERSION needs to be "A" here so that Xcode code-signing works when a user adds their framework to an Xcode
# project and does "Sign on Copy". It would have been nicer to use "1" to denote Vulkan 1. Although Apple docs say that a
# framework version does not have to be "A", this part of the Apple toolchain expects it.
# https://forums.developer.apple.com/thread/65963
# cmake-format: off
set_target_properties(vulkan-framework PROPERTIES
OUTPUT_NAME vulkan
FRAMEWORK TRUE
FRAMEWORK_VERSION A
VERSION "${VulkanHeaders_VERSION_MAJOR}.${VulkanHeaders_VERSION_MINOR}.${VulkanHeaders_VERSION_PATCH}" # "current version"
SOVERSION "1.0.0" # "compatibility version"
MACOSX_FRAMEWORK_IDENTIFIER com.lunarg.vulkanFramework
PUBLIC_HEADER "${FRAMEWORK_HEADERS}"
)
install(TARGETS vulkan-framework
PUBLIC_HEADER DESTINATION vulkan
FRAMEWORK DESTINATION loader
)
# cmake-format: on
endif()
if(NOT APPLE)
target_compile_definitions(vulkan PRIVATE _XOPEN_SOURCE=500) # hush compiler warnings for readlink
endif()
endif()
# Generate pkg-config file.
include(FindPkgConfig QUIET)
if(PKG_CONFIG_FOUND)
set(VK_API_VERSION "${VulkanHeaders_VERSION_MAJOR}.${VulkanHeaders_VERSION_MINOR}.${VulkanHeaders_VERSION_PATCH}")
foreach(LIB ${CMAKE_CXX_IMPLICIT_LINK_LIBRARIES} ${PLATFORM_LIBS})
set(PRIVATE_LIBS "${PRIVATE_LIBS} -l${LIB}")
endforeach()
if(WIN32)
set(VULKAN_LIB_SUFFIX "-1")
endif ()
configure_file("vulkan.pc.in" "vulkan.pc" @ONLY)
install(FILES "${CMAKE_CURRENT_BINARY_DIR}/vulkan.pc" DESTINATION "${CMAKE_INSTALL_LIBDIR}/pkgconfig")
endif()
target_link_libraries(vulkan Vulkan::Headers)
add_library(Vulkan::Vulkan ALIAS vulkan)
install(TARGETS vulkan
LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR})