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CMakeLists.txt
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CMakeLists.txt
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# Check if this detour is enabled
if(NOT OPTION_FORK_SAFE OR NOT OPTION_BUILD_DETOURS OR NOT OPTION_BUILD_DETOURS_FUNCHOOK)
return()
endif()
#
# External dependencies
#
find_package(Git REQUIRED)
# Target depends name
set(target_depends funchook_detour_depends)
include(ExternalProject)
set(FUNCHOOK_VERSION 1.0.0)
if(WIN32)
set(FUNCHOOK_LIBRARY_PREFIX "")
set(FUNCHOOK_LIBRARY_SUFFIX "lib")
set(FUNCHOOK_LIBRARY_INSTALL_SUFFIX "dll")
elseif(APPLE)
set(FUNCHOOK_LIBRARY_PREFIX "lib")
set(FUNCHOOK_LIBRARY_SUFFIX "dylib")
set(FUNCHOOK_LIBRARY_INSTALL_SUFFIX "dylib")
else()
set(FUNCHOOK_LIBRARY_PREFIX "lib")
set(FUNCHOOK_LIBRARY_SUFFIX "so")
set(FUNCHOOK_LIBRARY_INSTALL_SUFFIX "so")
endif()
set(FUNCHOOK_SOURCE_DIR "${CMAKE_CURRENT_BINARY_DIR}/funchook/src/funchook")
if(WIN32)
configure_file(${CMAKE_CURRENT_SOURCE_DIR}/scripts/download.bat.in ${CMAKE_CURRENT_BINARY_DIR}/download.bat @ONLY)
set(FUNCHOOK_DOWNLOAD_COMMAND ${CMAKE_CURRENT_BINARY_DIR}/download.bat)
set(FUNCHOOK_BUILD_TARGET "INSTALL")
set(FUNCHOOK_INSTALL_DIR "${CMAKE_BINARY_DIR}/${CMAKE_BUILD_TYPE}")
else()
configure_file(${CMAKE_CURRENT_SOURCE_DIR}/scripts/download.sh.in ${CMAKE_CURRENT_BINARY_DIR}/download.sh @ONLY)
set(FUNCHOOK_DOWNLOAD_COMMAND ${CMAKE_CURRENT_BINARY_DIR}/download.sh)
set(FUNCHOOK_BUILD_TARGET "install")
set(FUNCHOOK_INSTALL_DIR "${CMAKE_BINARY_DIR}")
endif()
set(FUNCHOOK_INCLUDE_DIR "${FUNCHOOK_SOURCE_DIR}/include")
set(FUNCHOOK_LIBRARY_DIR "${FUNCHOOK_SOURCE_DIR}/${FUNCHOOK_LIBRARY_PREFIX}funchook.${FUNCHOOK_LIBRARY_SUFFIX}")
set(FUNCHOOK_LIBRARY_INSTALL_DIR "${FUNCHOOK_SOURCE_DIR}/${FUNCHOOK_LIBRARY_PREFIX}funchook.${FUNCHOOK_LIBRARY_INSTALL_SUFFIX}")
ExternalProject_Add(
${target_depends}
PREFIX funchook
SOURCE_DIR ${FUNCHOOK_SOURCE_DIR}
INSTALL_DIR ${FUNCHOOK_INSTALL_DIR}
DOWNLOAD_COMMAND ${FUNCHOOK_DOWNLOAD_COMMAND}
CONFIGURE_COMMAND ${CMAKE_COMMAND} -G "${CMAKE_GENERATOR}" -DCMAKE_PLATFORM_NO_VERSIONED_SONAME=ON -DCMAKE_INSTALL_PREFIX=${FUNCHOOK_INSTALL_DIR} -DCMAKE_BUILD_TYPE=${CMAKE_BUILD_TYPE} -DFUNCHOOK_BUILD_SHARED=ON -DFUNCHOOK_BUILD_TESTS=OFF -DFUNCHOOK_BUILD_STATIC=OFF .
BUILD_COMMAND ${CMAKE_COMMAND} --build . --config ${CMAKE_BUILD_TYPE} --target ${FUNCHOOK_BUILD_TARGET}
UPDATE_COMMAND ""
BUILD_IN_SOURCE ON
LOG_DOWNLOAD ON
LOG_CONFIGURE ON
LOG_BUILD ON
LOG_INSTALL ON
)
#
# Library name and options
#
# Target name
set(target funchook_detour)
# Exit here if required dependencies are not met
message(STATUS "Detour ${target}")
# Set API export file and macro
string(TOUPPER ${target} target_upper)
set(feature_file "include/${target}/${target}_features.h")
set(export_file "include/${target}/${target}_api.h")
set(export_macro "${target_upper}_API")
#
# Compiler warnings
#
include(Warnings)
#
# Compiler security
#
include(SecurityFlags)
#
# Sources
#
set(include_path "${CMAKE_CURRENT_SOURCE_DIR}/include/${target}")
set(source_path "${CMAKE_CURRENT_SOURCE_DIR}/source")
set(headers
${include_path}/funchook_detour.h
${include_path}/funchook_detour_impl.h
)
set(sources
${source_path}/funchook_detour.c
${source_path}/funchook_detour_impl.c
)
# Group source files
set(header_group "Header Files (API)")
set(source_group "Source Files")
source_group_by_path(${include_path} "\\\\.h$|\\\\.hpp$"
${header_group} ${headers})
source_group_by_path(${source_path} "\\\\.cpp$|\\\\.c$|\\\\.h$|\\\\.hpp$"
${source_group} ${sources})
#
# Create library
#
include(Distributable)
# Create unity build library
set(funchook_detour_unity_build "${CMAKE_CURRENT_BINARY_DIR}/${target}_unity_build.c")
distributable_generate(${target} ${funchook_detour_unity_build}
${DETOUR_MODULE_NAMES}
)
# Build library
add_library(${target} MODULE
${funchook_detour_unity_build}
${sources}
${headers}
)
# Add target dependencies
add_dependencies(${target}
${DETOUR_MODULE_NAMES}
${target_depends}
)
# Create namespaced alias
add_library(${META_PROJECT_NAME}::${target} ALIAS ${target})
# Export library for downstream projects
export(TARGETS ${target} NAMESPACE ${META_PROJECT_NAME}:: FILE ${PROJECT_BINARY_DIR}/cmake/${target}/${target}-export.cmake)
# Create feature detection header
# Compilers: https://cmake.org/cmake/help/v3.1/variable/CMAKE_LANG_COMPILER_ID.html#variable:CMAKE_%3CLANG%3E_COMPILER_ID
# Feature: https://cmake.org/cmake/help/v3.1/prop_gbl/CMAKE_CXX_KNOWN_FEATURES.html
# Check for availability of module; use pre-generated version if not found
if (WriterCompilerDetectionHeaderFound)
write_compiler_detection_header(
FILE ${feature_file}
PREFIX ${target_upper}
COMPILERS AppleClang Clang GNU MSVC
FEATURES cxx_alignas cxx_alignof cxx_constexpr cxx_final cxx_noexcept cxx_nullptr cxx_sizeof_member cxx_thread_local
VERSION 3.2
)
else()
file(
COPY ${PROJECT_SOURCE_DIR}/codegeneration/${target}_features.h
DESTINATION ${CMAKE_CURRENT_BINARY_DIR}/include/${target}
USE_SOURCE_PERMISSIONS
)
endif()
# Create API export header
generate_export_header(${target}
EXPORT_FILE_NAME ${export_file}
EXPORT_MACRO_NAME ${export_macro}
)
#
# Project options
#
set_target_properties(${target}
PROPERTIES
${DEFAULT_PROJECT_OPTIONS}
FOLDER "${IDE_FOLDER}"
BUNDLE $<$<BOOL:${APPLE}>:$<$<VERSION_GREATER:${PROJECT_OS_VERSION},8>>>
)
#
# Include directories
#
target_include_directories(${target}
PRIVATE
${PROJECT_BINARY_DIR}/source/include
${CMAKE_CURRENT_SOURCE_DIR}/include
${CMAKE_CURRENT_BINARY_DIR}/include
${FUNCHOOK_INCLUDE_DIR} # FuncHook includes
PUBLIC
${DEFAULT_INCLUDE_DIRECTORIES}
INTERFACE
$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>
$<BUILD_INTERFACE:${CMAKE_CURRENT_BINARY_DIR}/include>
$<INSTALL_INTERFACE:include>
)
#
# Libraries
#
target_link_libraries(${target}
PRIVATE
${FUNCHOOK_LIBRARY_DIR} # FuncHook libraries
PUBLIC
${DEFAULT_LIBRARIES}
INTERFACE
)
#
# Compile definitions
#
target_compile_definitions(${target}
PRIVATE
PUBLIC
$<$<NOT:$<BOOL:${BUILD_SHARED_LIBS}>>:${target_upper}_STATIC_DEFINE>
${DEFAULT_COMPILE_DEFINITIONS}
INTERFACE
)
#
# Compile options
#
target_compile_options(${target}
PRIVATE
PUBLIC
${DEFAULT_COMPILE_OPTIONS}
INTERFACE
)
#
# Linker options
#
target_link_libraries(${target}
PRIVATE
PUBLIC
${DEFAULT_LINKER_OPTIONS}
INTERFACE
)
#
# Deployment
#
# Dependency
install(FILES
${FUNCHOOK_LIBRARY_INSTALL_DIR}
DESTINATION ${INSTALL_LIB}
COMPONENT runtime
)
# Library
install(TARGETS ${target}
EXPORT "${target}-export" COMPONENT dev
RUNTIME DESTINATION ${INSTALL_BIN} COMPONENT runtime
LIBRARY DESTINATION ${INSTALL_SHARED} COMPONENT runtime
ARCHIVE DESTINATION ${INSTALL_LIB} COMPONENT dev
)