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CMakeLists.txt
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CMakeLists.txt
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cmake_minimum_required ( VERSION 3.1 )
project ( OpenXcom )
set ( CMAKE_MODULE_PATH "${CMAKE_SOURCE_DIR}/cmake/modules" )
include(BuildType)
include(GNUInstallDirs)
# For yaml-cpp
set (CMAKE_CXX_STANDARD 17)
# use std=c++11 rather than std=gnu++11
#set (CMAKE_CXX_EXTENSIONS OFF)
option ( DEV_BUILD "Development Build. Disable this for release builds" ON )
option ( DUMP_CORE "Disables exception and segfault handling." OFF )
option ( BUILD_PACKAGE "Prepares build for creation of a package with CPack" ON )
set ( TARGET_PLATFORM CACHE STRING "Target platform to include in the package name (win32, etc)" )
option ( EMBED_ASSETS "Embed common and standard into the executable" OFF )
option ( FATAL_WARNING "Treat warnings as errors" OFF )
option ( ENABLE_CLANG_ANALYSIS "When building with clang, enable the static analyzer" OFF )
option ( CHECK_CCACHE "Check if ccache is installed and use it" OFF )
set ( MSVC_WARNING_LEVEL 3 CACHE STRING "Visual Studio warning levels" )
option ( FORCE_INSTALL_DATA_TO_BIN "Force installation of data to binary directory" OFF )
set ( DATADIR "" CACHE STRING "Where to place datafiles" )
if ( CHECK_CCACHE )
find_program( CCACHE_PROGRAM ccache )
if( NOT CCACHE_PROGRAM )
message ( FATAL_ERROR "CCACHE requested but not found on the system." )
else ()
set_property( GLOBAL PROPERTY RULE_LAUNCH_COMPILE "${CCACHE_PROGRAM}" )
set_property( GLOBAL PROPERTY RULE_LAUNCH_LINK "${CCACHE_PROGRAM}" )
message ( STATUS "found CCACHE (${CCACHE_PROGRAM})" )
endif()
endif ()
if ( WIN32 )
set ( default_deps_dir "${CMAKE_SOURCE_DIR}/deps" )
endif ()
if ( APPLE )
set ( MACOS_SDLMAIN_M_PATH "${CMAKE_SOURCE_DIR}/src/apple/SDLMain.m" CACHE STRING "Path to SDLMain.m file" )
option ( CREATE_BUNDLE "Create a Mac OS application bundle" ON )
if ( NOT EXISTS "${MACOS_SDLMAIN_M_PATH}" )
message ( FATAL_ERROR "On Mac OS, SDLMain.m is required. Please set the MACOS_SDLMAIN_M_PATH variable" )
endif ()
endif ()
# C++ version check
if ( CMAKE_COMPILER_IS_GNUCXX OR CMAKE_CXX_COMPILER_ID MATCHES "Clang" )
include(CheckCXXCompilerFlag)
CHECK_CXX_COMPILER_FLAG("-std=c++17" COMPILER_SUPPORTS_CXX17)
CHECK_CXX_COMPILER_FLAG("-std=c++1z" COMPILER_SUPPORTS_CXX1Z)
if(COMPILER_SUPPORTS_CXX17)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++17")
elseif(COMPILER_SUPPORTS_CXX1Z)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++1z")
else()
message( FATAL_ERROR "The compiler ${CMAKE_CXX_COMPILER} has no C++17 support. Please use a different C++ compiler.")
endif()
elseif(CMAKE_CXX_COMPILER_ID MATCHES "MSVC")
include(CheckCXXCompilerFlag)
CHECK_CXX_COMPILER_FLAG("/std:c++17" COMPILER_SUPPORTS_CXX17)
if(COMPILER_SUPPORTS_CXX17)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /std:c++17")
else()
message( FATAL_ERROR "The compiler ${CMAKE_CXX_COMPILER} has no C++17 support. Please use new VS C++ compiler.")
endif()
endif()
set ( DEPS_DIR "${default_deps_dir}" CACHE STRING "Dependencies directory" )
# Find OpenGL
set (OpenGL_GL_PREFERENCE LEGACY)
find_package ( OpenGL )
if ( NOT OPENGL_FOUND )
message ( WARNING "Can't find OpenGL - continuing building without OpenGL support." )
add_definitions(-D__NO_OPENGL)
else ()
include_directories ( ${OPENGL_INCLUDE_DIR} )
message ( STATUS "OpenGL libraries: ${OPENGL_LIBRARIES}" )
endif ()
if(NOT UNIX AND IS_DIRECTORY ${DEPS_DIR})
include_directories ( ${DEPS_DIR}/include/SDL ${DEPS_DIR}/include/yaml-cpp ${DEPS_DIR}/include )
if ( CMAKE_CL_64 )
link_directories ( ${DEPS_DIR}/lib/x64 )
else ( )
link_directories ( ${DEPS_DIR}/lib/Win32 )
endif()
set( SDL_LIBRARY SDL )
set ( SDLGFX_LIBRARY SDL_gfx )
set ( SDLMIXER_LIBRARY SDL_mixer )
set ( SDLIMAGE_LIBRARY SDL_image )
set ( YAMLCPP_LIBRARY yaml-cpp )
set ( PKG_DEPS_LDFLAGS ${SDLIMAGE_LIBRARY} ${SDLMIXER_LIBRARY} ${SDLGFX_LIBRARY} ${SDL_LIBRARY} ${YAMLCPP_LIBRARY} ${OPENGL_LIBRARIES} )
elseif(UNIX OR MINGW OR CYGWIN)
if(IS_DIRECTORY ${DEPS_DIR})
set(ENV{PKG_CONFIG_PATH} "${DEPS_DIR}/lib/pkgconfig/")
endif()
include(FindPkgConfig)
pkg_check_modules(PKG_SDL REQUIRED sdl)
pkg_check_modules(PKG_ZLIB REQUIRED zlib)
pkg_check_modules(PKG_SDLIMAGE REQUIRED SDL_image)
pkg_check_modules(PKG_SDLGFX REQUIRED SDL_gfx)
pkg_check_modules(PKG_SDLMIXER REQUIRED SDL_mixer)
pkg_check_modules(PKG_YAMLCPP REQUIRED yaml-cpp)
include_directories(${PKG_SDL_INCLUDE_DIRS} ${PKG_ZLIB_INCLUDE_DIRS} ${PKG_SDLIMAGE_INCLUDE_DIRS})
include_directories(${PKG_SDLGFX_INCLUDE_DIRS} ${PKG_SDLMIXER_INCLUDE_DIRS} ${PKG_YAMLCPP_INCLUDE_DIRS})
set(PKG_DEPS_LDFLAGS ${PKG_SDL_LDFLAGS} ${PKG_ZLIB_LDFLAGS} ${PKG_SDLIMAGE_LDFLAGS} ${PKG_SDLGFX_LDFLAGS} ${PKG_SDLMIXER_LDFLAGS} ${PKG_YAMLCPP_LDFLAGS} ${OPENGL_LIBRARIES})
if (UNIX)
set(PKG_DEPS_LDFLAGS "${PKG_DEPS_LDFLAGS};dl")
endif()
message ( STATUS "PKG_DEPS_LDFLAGS: ${PKG_DEPS_LDFLAGS} ")
else()
message ( FATAL_ERROR "pkg-config is not supported on your platform. Use DEPS_DIR" )
endif()
# Read version number
set ( file "${CMAKE_SOURCE_DIR}/src/version.h" )
file ( READ ${file} lines )
string ( REGEX MATCH ".*OPENXCOM_VERSION_LONG \"([0-9]+)\\.([0-9]+)\\.([0-9]+)" version_line "${lines}" )
set ( CPACK_PACKAGE_VERSION_MAJOR ${CMAKE_MATCH_1} )
set ( CPACK_PACKAGE_VERSION_MINOR ${CMAKE_MATCH_2} )
set ( CPACK_PACKAGE_VERSION_PATCH "${CMAKE_MATCH_3}" )
find_package ( Git )
if ( GIT_FOUND )
execute_process ( COMMAND ${GIT_EXECUTABLE} describe --dirty
WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
OUTPUT_VARIABLE git_describe_out
ERROR_VARIABLE git_describe_error
RESULT_VARIABLE git_describe_result
)
string ( REGEX MATCH "([a-z|0-9|.]*)-([0-9]*)-g([a-z|0-9]*)([-|a-z]*)" git_commit "${git_describe_out}" )
set ( git_tag ${CMAKE_MATCH_1} )
set ( git_nb_commit ${CMAKE_MATCH_2} )
set ( git_commit ${CMAKE_MATCH_3} )
set ( git_dirty ${CMAKE_MATCH_4} )
execute_process ( COMMAND ${GIT_EXECUTABLE} show -s --format=%ci
WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
OUTPUT_VARIABLE git_show_out
ERROR_VARIABLE git_show_error
RESULT_VARIABLE git_show_result
)
string ( REGEX MATCH "[0-9-]+" git_date "${git_show_out}" )
set ( GIT_STATE "${git_commit}-${git_date}${git_dirty}" )
else ()
message( WARNING "Git not found.")
endif()
set ( OPENXCOM_VERSION_GIT "${GIT_STATE}" CACHE STRING "Git version string (after x.x.x)" )
configure_file("${CMAKE_SOURCE_DIR}/src/git_version.h.in" "${CMAKE_CURRENT_BINARY_DIR}/git_version.h" )
include_directories ( "${CMAKE_CURRENT_BINARY_DIR}" )
if ( BUILD_PACKAGE )
set ( CPACK_PACKAGE_VERSION "${CPACK_PACKAGE_VERSION_MAJOR}.${CPACK_PACKAGE_VERSION_MINOR}.${CPACK_PACKAGE_VERSION_PATCH}-${GIT_STATE}" )
set ( CPACK_SOURCE_PACKAGE_FILE_NAME "Extended-${CPACK_PACKAGE_VERSION}-src" )
set ( CPACK_PACKAGE_FILE_NAME "Extended-${CPACK_PACKAGE_VERSION}-unknown" ) # TODO: determine package suffix (osrelease+arch)
if ( NOT CPACK_GENERATOR )
set ( CPACK_GENERATOR "TXZ" )
endif ()
if ( NOT CPACK_SOURCE_GENERATOR )
set ( CPACK_SOURCE_GENERATOR "TXZ" )
endif ()
set ( CPACK_PACKAGE_VENDOR "The OpenXcom project" )
set ( CPACK_PACKAGE_DESCRIPTION_SUMMARY "Open-source clone of UFO: Enemy Unknown" )
set ( CPACK_PACKAGE_DESCRIPTION_FILE "${CMAKE_SOURCE_DIR}/cmake/modules/Description.txt" )
set ( CPACK_RESOURCE_FILE_README "${CMAKE_SOURCE_DIR}/README.md" )
set ( CPACK_PACKAGE_CONTACT "The OpenXcom project (http://www.openxcom.org)" )
# DMG-specific -- sets CPACK_GENERATOR to DragNDrop itself
if (APPLE)
set ( TARGET_PLATFORM "macos" )
set ( CPACK_BUNDLE_NAME "OpenXcom Extended" )
set ( CPACK_BUNDLE_ICON "${CMAKE_SOURCE_DIR}/res/mac/AppIcon.icns" )
set ( CPACK_BUNDLE_PLIST "${CMAKE_BINARY_DIR}/openxcom.app/Contents/Info.plist" )
set ( CPACK_DMG_VOLUME_NAME "OpenXcom Extended" )
set ( CPACK_DMG_BACKGROUND_IMAGE "${CMAKE_SOURCE_DIR}/res/openxcom_block.png" )
set ( CPACK_GENERATOR "DragNDrop")
else()
set ( CPACK_RESOURCE_FILE_LICENSE "${CMAKE_SOURCE_DIR}/LICENSE.txt" )
endif()
string ( LENGTH "${TARGET_PLATFORM}" has_target )
if ( ${has_target} GREATER 0 )
set ( CPACK_PACKAGE_FILE_NAME "Extended-${CPACK_PACKAGE_VERSION}-${TARGET_PLATFORM}" )
else ()
set ( CPACK_PACKAGE_FILE_NAME "Extended-${CPACK_PACKAGE_VERSION}-unknown" )
message ( WARNING "Missing OPENXCOM_TARGET for package naming. Please set it." )
endif()
# DEB-specific -- set -DCPACK_GENERATOR=DEB
if ( "${CPACK_GENERATOR}" MATCHES "^(.*;)?DEB(;.*)?$" )
set ( CPACK_DEBIAN_PACKAGE_MAINTAINER "The OpenXcom project" )
set ( CPACK_DEBIAN_PACKAGE_HOMEPAGE "https://openxcom.org/" )
set ( CPACK_DEBIAN_PACKAGE_SECTION "games" )
set ( CPACK_DEBIAN_PACKAGE_PRIORITY "optional" )
set ( CPACK_DEBIAN_COMPRESSION_TYPE "xz" )
if ( "${CMAKE_SYSTEM_PROCESSOR}" STREQUAL "x86_64" )
set ( CPACK_DEBIAN_PACKAGE_ARCHITECTURE "amd64" )
elseif ( "${CMAKE_SYSTEM_PROCESSOR}" STREQUAL "i686" )
set ( CPACK_DEBIAN_PACKAGE_ARCHITECTURE "i386" )
endif ()
if ( NOT CPACK_DEBIAN_PACKAGE_DEPENDS )
message ( STATUS "CPACK_DEBIAN_PACKAGE_DEPENDS not set - DEB package will have no dependencies" )
endif ()
endif ()
# RPM-specific -- set -DCPACK_GENERATOR=RPM
if ( "${CPACK_GENERATOR}" MATCHES "^(.*;)?RPM(;.*)?$" )
set ( CPACK_RPM_PACKAGE_LICENSE "GPLv3" )
set ( CPACK_RPM_PACKAGE_GROUP "Amusements/Games" )
set ( CPACK_RPM_PACKAGE_URL "https://openxcom.org/" )
set ( CPACK_RPM_COMPRESSION_TYPE "xz" )
if ( NOT CPACK_RPM_PACKAGE_REQUIRES )
message ( STATUS "CPACK_RPM_PACKAGE_REQUIRES not set - RPM package will have no dependencies" )
endif ()
endif ()
# NSIS-specific -- set -DCPACK_GENERATOR=NSIS
set ( CPACK_NSIS_MODIFY_PATH OFF )
set ( CPACK_NSIS_DISPLAY_NAME "OpenXcom Extended" )
include ( CPack )
message ( STATUS "OpenXcom version: ${CPACK_PACKAGE_VERSION}")
endif()
if ( NOT WIN32 OR NOT CPACK_GENERATOR STREQUAL "7Z" ) # FIXME: that's to exclude DEB and RPM, but hacky.
install(FILES "${CMAKE_SOURCE_DIR}/res/linux/openxcom.desktop"
DESTINATION "${CMAKE_INSTALL_FULL_DATAROOTDIR}/applications")
install(FILES "${CMAKE_SOURCE_DIR}/res/linux/icons/openxcom_48x48.png"
DESTINATION "${CMAKE_INSTALL_FULL_DATAROOTDIR}/icons/hicolor/48x48/apps" RENAME openxcom.png)
install(FILES "${CMAKE_SOURCE_DIR}/res/linux/icons/openxcom_128x128.png"
DESTINATION "${CMAKE_INSTALL_FULL_DATAROOTDIR}/icons/hicolor/128x128/apps" RENAME openxcom.png)
install(FILES "${CMAKE_SOURCE_DIR}/res/linux/icons/openxcom.svg"
DESTINATION "${CMAKE_INSTALL_FULL_DATAROOTDIR}/icons/hicolor/scalable/apps")
endif ()
add_subdirectory ( docs )
add_subdirectory ( src )