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CMakeLists.txt
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CMakeLists.txt
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cmake_minimum_required (VERSION 3.14)
cmake_policy(SET CMP0028 NEW)
project (ericw-tools)
list(APPEND CMAKE_MODULE_PATH "${PROJECT_SOURCE_DIR}/cmake")
list(APPEND CMAKE_MODULE_PATH "${PROJECT_SOURCE_DIR}/3rdparty/Catch2/extras")
# Grab the git describe output and store it in GIT_DESCRIBE
# Thanks to http://xit0.org/2013/04/cmake-use-git-branch-and-commit-details-in-project/
execute_process(
COMMAND git describe --dirty
WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
OUTPUT_VARIABLE GIT_DESCRIBE
OUTPUT_STRIP_TRAILING_WHITESPACE
)
message(STATUS "git describe returned \"${GIT_DESCRIBE}\"")
# git describe fails on GitHub Actions
if(NOT GIT_DESCRIBE)
# See: https://docs.github.com/en/actions/reference/environment-variables#default-environment-variables
if(NOT ("$ENV{GITHUB_REF_NAME}" STREQUAL ""))
set(GIT_DESCRIBE "$ENV{GITHUB_REF_NAME}")
message(STATUS "using version label \"${GIT_DESCRIBE}\" from GITHUB_REF_NAME")
endif()
endif()
if (CMAKE_CXX_COMPILER_ID STREQUAL "Clang" AND CMAKE_CXX_SIMULATE_ID STREQUAL "MSVC")
add_compile_options(/EHsc)
message(STATUS "working around exceptions not being enabled by default on clang-cl")
endif()
include_directories(include)
find_package (Threads)
if (CMAKE_USE_PTHREADS_INIT)
add_definitions(-DUSE_PTHREADS)
elseif (CMAKE_USE_WIN32_THREADS_INIT)
add_definitions(-DUSE_WIN32THREADS)
endif ()
if (UNIX)
add_definitions(-DLINUX)
endif (UNIX)
# set our C/C++ dialects
set(CMAKE_CXX_STANDARD 20)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
set(CMAKE_C_STANDARD 99)
set(CMAKE_INTERPROCEDURAL_OPTIMIZATION ON)
set(CMAKE_INTERPROCEDURAL_OPTIMIZATION_DEBUG OFF)
set(CMAKE_INTERPROCEDURAL_OPTIMIZATION_RELWITHDEBINFO OFF)
if (UNIX AND NOT APPLE)
set(CMAKE_INSTALL_RPATH "$ORIGIN")
set(CMAKE_BUILD_WITH_INSTALL_RPATH YES)
endif ()
add_definitions(-DERICWTOOLS_VERSION="${GIT_DESCRIBE}")
# MINGW stuff
if(MINGW)
find_file(LIB_GCC_S_SEH_1_DLL NAMES "libgcc_s_seh-1.dll")
find_file(LIB_STDCPP_6_DLL NAMES "libstdc++-6.dll")
find_file(LIB_WINPTHREAD_1_DLL NAMES "libwinpthread-1.dll")
if(LIB_GCC_S_SEH_1_DLL)
install(FILES ${LIB_GCC_S_SEH_1_DLL} DESTINATION .)
endif()
if(LIB_STDCPP_6_DLL)
install(FILES ${LIB_STDCPP_6_DLL} DESTINATION .)
endif()
if(LIB_WINPTHREAD_1_DLL)
install(FILES ${LIB_WINPTHREAD_1_DLL} DESTINATION .)
endif()
endif()
function(copy_mingw_dlls TARGETNAME)
if (LIB_GCC_S_SEH_1_DLL)
add_custom_command(TARGET ${TARGETNAME} POST_BUILD
COMMAND ${CMAKE_COMMAND} -E copy_if_different "${LIB_GCC_S_SEH_1_DLL}" "$<TARGET_FILE_DIR:${TARGETNAME}>"
)
endif()
if (LIB_STDCPP_6_DLL)
add_custom_command(TARGET ${TARGETNAME} POST_BUILD
COMMAND ${CMAKE_COMMAND} -E copy_if_different "${LIB_STDCPP_6_DLL}" "$<TARGET_FILE_DIR:${TARGETNAME}>"
)
endif()
if (LIB_WINPTHREAD_1_DLL)
add_custom_command(TARGET ${TARGETNAME} POST_BUILD
COMMAND ${CMAKE_COMMAND} -E copy_if_different "${LIB_WINPTHREAD_1_DLL}" "$<TARGET_FILE_DIR:${TARGETNAME}>"
)
endif()
endfunction()
# so the executable will search for dylib's in the same directory as the executable
function(add_loader_path_to_rpath TARGETNAME)
if(APPLE)
add_custom_command(TARGET ${TARGETNAME} POST_BUILD
COMMAND bash ARGS -c \"install_name_tool -add_rpath @loader_path $<TARGET_FILE:${TARGETNAME}> || true\")
endif()
endfunction()
if (WIN32)
set("NO_ITERATOR_DEBUG" FALSE CACHE BOOL "Whether to use MSVC iterator debugging or not")
if (NO_ITERATOR_DEBUG)
add_definitions(-D_ITERATOR_DEBUG_LEVEL=0)
add_definitions(-D_CONTAINER_DEBUG_LEVEL=0)
endif (NO_ITERATOR_DEBUG)
# TODO: remove these
add_compile_definitions(_CRT_SECURE_NO_WARNINGS)
if (MSVC)
# request 8MB stack for all .exe's
set(STACKSIZE 16388608)
set(CMAKE_EXE_LINKER_FLAGS "/STACK:${STACKSIZE}")
add_definitions("/wd4244") # disable "conversion from .. to .., possible loss of data" warning
add_definitions("/wd4018") # disable "signed/unsigned mismatch" warning
add_definitions("/wd4200") # disable "nonstandard extension used: zero-sized array in struct/union" warning
add_definitions("/wd4264") # disable "conversion from 'size_t' to 'int', possible loss of data" warning
add_definitions("/wd4267") # disable "conversion from 'size_t' to 'int', possible loss of data" warning
add_definitions("/wd4305") # disable "truncation from 'double' to 'float'" warning
add_definitions("/wd4250") # disable "inherits via dominance' warning (used in trace_embree.cc)
endif (MSVC)
endif (WIN32)
# Pass -DERICWTOOLS_ASAN=YES to enable for all targets
if (ERICWTOOLS_ASAN)
message(STATUS "Enabling ASan on all targets")
add_compile_options(-fsanitize=address)
add_link_options(-fsanitize=address)
endif()
if (ERICWTOOLS_TIMETRACE)
message(STATUS "Enabling -ftime-trace")
add_compile_options(-ftime-trace)
endif()
if (CMAKE_CXX_COMPILER_ID STREQUAL "Clang" AND CMAKE_CXX_SIMULATE_ID STREQUAL "MSVC")
add_compile_options(/EHsc)
endif()
# 10.9: minimum version that supports unordered_map
# 10.14: required by tbb 2021.3.0 (due to use of alignas)
# 10.15: required by std::filesytstem
set(CMAKE_OSX_DEPLOYMENT_TARGET 10.15)
find_package(TBB REQUIRED)
set(embree_DIR_BAK ${embree_DIR})
find_package(embree 3)
if (NOT embree_FOUND)
# find_package clears embree_DIR, so restore it in case we provided
# that on the command line to specify the embree4 location
set(embree_DIR ${embree_DIR_BAK})
find_package(embree 4 REQUIRED)
add_compile_definitions(HAVE_EMBREE4)
endif()
set(TEST_QUAKE_MAP_EXPORT_DIR "" CACHE PATH "When running unit tests, export Quake maps to this directory (useful for testing in game)")
set(TEST_QUAKE2_MAP_EXPORT_DIR "" CACHE PATH "When running unit tests, export Quake 2 maps to this directory (useful for testing in game)")
set(TEST_HEXEN2_MAP_EXPORT_DIR "" CACHE PATH "When running unit tests, export Hexen 2 maps to this directory (useful for testing in game)")
set(TEST_HALFLIFE_MAP_EXPORT_DIR "" CACHE PATH "When running unit tests, export Half-Life maps to this directory (useful for testing in game)")
add_subdirectory(3rdparty)
add_subdirectory(common)
add_subdirectory(bspinfo)
add_subdirectory(bsputil)
add_subdirectory(light)
add_subdirectory(qbsp)
add_subdirectory(vis)
add_subdirectory(maputil)
option(DISABLE_TESTS "Disables Tests" OFF)
option(DISABLE_DOCS "Disables Docs" OFF)
option(ENABLE_LIGHTPREVIEW "Enable light preview tool" ON)
if (ENABLE_LIGHTPREVIEW)
add_subdirectory(lightpreview)
endif ()
if(NOT DISABLE_TESTS)
# just creates testmaps.hh with absolute path to the testmaps source directory.
# include it as #include <testmaps.hh>
configure_file(testmaps.hh.in testmaps.hh @ONLY)
include_directories(${CMAKE_CURRENT_BINARY_DIR})
add_subdirectory(tests)
#CTest
enable_testing()
endif ()
if(NOT DISABLE_DOCS)
add_subdirectory(docs)
endif ()
install(FILES README.md DESTINATION .)
#CPack configuration
set(CPACK_GENERATOR ZIP)
set(CPACK_PACKAGE_NAME ericw-tools)
set(CPACK_PACKAGE_VERSION ${GIT_DESCRIBE})
set(CPACK_INCLUDE_TOPLEVEL_DIRECTORY FALSE)
include(CPack)