2019-09-09 07:01:26 +00:00
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cmake_minimum_required(VERSION 3.10)
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2019-10-04 03:54:09 +00:00
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project(duckstation C CXX)
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2019-09-09 07:01:26 +00:00
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# Common include/library directories on Windows.
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if(WIN32)
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if ("${CMAKE_BUILD_TYPE}" STREQUAL "Debug")
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if(CMAKE_SIZEOF_VOID_P EQUAL 8)
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link_directories("${CMAKE_CURRENT_SOURCE_DIR}/dep/msvc/lib64-debug")
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else()
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link_directories("${CMAKE_CURRENT_SOURCE_DIR}/dep/msvc/lib32-debug")
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endif()
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else()
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if(CMAKE_SIZEOF_VOID_P EQUAL 8)
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link_directories("${CMAKE_CURRENT_SOURCE_DIR}/dep/msvc/lib64")
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else()
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link_directories("${CMAKE_CURRENT_SOURCE_DIR}/dep/msvc/lib32")
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endif()
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endif()
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2019-10-04 03:54:09 +00:00
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set(SDL2_INCLUDE_DIRS "${CMAKE_CURRENT_SOURCE_DIR}/dep/msvc/include/SDL")
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set(SDL2_LIBRARIES "SDL2")
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2019-10-15 08:02:48 +00:00
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set(SDL2_FOUND TRUE)
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2019-09-09 07:01:26 +00:00
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else()
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2019-10-04 03:54:09 +00:00
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find_package(SDL2 REQUIRED)
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2019-09-09 07:01:26 +00:00
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endif()
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# Set _DEBUG macro for Debug builds.
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set(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -D_DEBUG")
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set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -D_DEBUG")
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# Release build optimizations for MSVC.
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if(MSVC)
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add_definitions("/D_CRT_SECURE_NO_WARNINGS")
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foreach(config CMAKE_C_FLAGS CMAKE_CXX_FLAGS)
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# Set warning level 3 instead of 4.
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string(REPLACE "/W3" "/W4" ${config} "${${config}}")
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# Enable intrinsic functions, disable minimal rebuild.
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set(${config} "${${config}} /Oi /Gm-")
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endforeach()
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# RelWithDebInfo is set to Ob1 instead of Ob2.
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string(REPLACE "/Ob1" "/Ob2" CMAKE_C_FLAGS_RELWITHDEBINFO "${CMAKE_C_FLAGS_RELWITHDEBINFO}")
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string(REPLACE "/Ob1" "/Ob2" CMAKE_CXX_FLAGS_RELWITHDEBINFO "${CMAKE_CXX_FLAGS_RELWITHDEBINFO}")
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# Disable incremental linking in RelWithDebInfo.
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string(REPLACE "/INCREMENTAL" "/INCREMENTAL:NO" CMAKE_EXE_LINKER_FLAGS_RELWITHDEBINFO "${CMAKE_EXE_LINKER_FLAGS_RELWITHDEBINFO}")
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# COMDAT folding/remove unused functions.
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set(CMAKE_EXE_LINKER_FLAGS_RELEASE "${CMAKE_EXE_LINKER_FLAGS_RELEASE} /OPT:REF /OPT:ICF")
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set(CMAKE_EXE_LINKER_FLAGS_RELWITHDEBINFO "${CMAKE_EXE_LINKER_FLAGS_RELWITHDEBINFO} /OPT:REF /OPT:ICF")
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endif()
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# Detect C++ version support.
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set(CMAKE_CXX_STANDARD 17)
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set(CMAKE_CXX_STANDARD_REQUIRED ON)
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if(CMAKE_COMPILER_IS_GNUCC OR CMAKE_CXX_COMPILER_ID MATCHES "Clang")
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include(CheckCXXCompilerFlag)
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CHECK_CXX_COMPILER_FLAG("-Wall" COMPILER_SUPPORTS_WALL)
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if(COMPILER_SUPPORTS_WALL)
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message("Enabling -Wall")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall")
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endif()
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wno-switch")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-switch -Wno-class-memaccess -Wno-invalid-offsetof")
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endif()
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# Detect processor type.
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if(${CMAKE_SYSTEM_PROCESSOR} STREQUAL "x86_64" OR ${CMAKE_SYSTEM_PROCESSOR} STREQUAL "amd64")
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set(CPU_ARCH "x64")
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elseif(${CMAKE_SYSTEM_PROCESSOR} STREQUAL "AMD64")
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# MSVC x86/x64
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if(CMAKE_SIZEOF_VOID_P EQUAL 8)
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set(CPU_ARCH "x64")
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else()
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set(CPU_ARCH "x86")
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endif()
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elseif(${CMAKE_SYSTEM_PROCESSOR} STREQUAL "x86" OR ${CMAKE_SYSTEM_PROCESSOR} STREQUAL "i386" OR
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${CMAKE_SYSTEM_PROCESSOR} STREQUAL "i686")
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set(CPU_ARCH "x86")
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elseif(${CMAKE_SYSTEM_PROCESSOR} STREQUAL "aarch64")
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set(CPU_ARCH "aarch64")
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elseif(${CMAKE_SYSTEM_PROCESSOR} STREQUAL "arm")
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set(CPU_ARCH "arm")
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else()
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message(FATAL_ERROR "Unknown system processor: " ${CMAKE_SYSTEM_PROCESSOR})
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endif()
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# Enable threads everywhere.
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set(THREADS_PREFER_PTHREAD_FLAG ON)
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find_package(Threads REQUIRED)
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# Recursively include the source tree.
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enable_testing()
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add_subdirectory(dep)
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add_subdirectory(src)
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