mirror of https://github.com/ZDoom/qzdoom.git
147 lines
5.1 KiB
CMake
147 lines
5.1 KiB
CMake
# CMake project definition file.
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project(libgme)
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include (CheckCXXCompilerFlag)
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# When version is changed, also change the one in gme/gme.h to match
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set(GME_VERSION 0.6.2 CACHE INTERNAL "libgme Version")
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# 2.6+ always assumes FATAL_ERROR, but 2.4 and below don't.
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# Of course, 2.4 might work, in which case you're welcome to drop
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# down the requirement, but I can't test that.
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cmake_minimum_required(VERSION 2.6 FATAL_ERROR)
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# I don't plan on debugging this, so make it a release build.
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if( NOT CMAKE_BUILD_TYPE MATCHES "Release" )
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set( CMAKE_BUILD_TYPE "RelWithDebInfo" )
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endif()
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if( ZD_CMAKE_COMPILER_IS_GNUCXX_COMPATIBLE )
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set( CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wextra" )
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if( NOT PROFILE )
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set( CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fomit-frame-pointer" )
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endif()
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check_cxx_compiler_flag( -Wno-array-bounds HAVE_NO_ARRAY_BOUNDS )
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if( HAVE_NO_ARRAY_BOUNDS )
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set( CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-array-bounds" )
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endif()
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endif()
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#[ZDoom] Disable most of bogus and annoying MSVC warnings
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if( MSVC )
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /wd4101 /wd4800 /wd4702 /wd4706 /wd4805 /wd4310 /wd4244 /wd4456 /wd4459 /wd4146 /wd4127 /wd4458 /wd4267 /wd4804")
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endif()
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# Enable fast flag for GME
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set( CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${ZD_FASTMATH_FLAG}" )
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# Default emulators to build (all of them! ;)
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# [ZDoom] No options, enable all of them by default.
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#if (NOT DEFINED USE_GME_AY)
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SET(USE_GME_AY 1 CACHE BOOL "Enable support for Spectrum ZX music emulation")
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#endif()
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#if (NOT DEFINED USE_GME_GBS)
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SET(USE_GME_GBS 1 CACHE BOOL "Enable support for Game Boy music emulation")
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#endif()
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#if (NOT DEFINED USE_GME_GYM)
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SET(USE_GME_GYM 1 CACHE BOOL "Enable Sega MegaDrive/Genesis music emulation")
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#endif()
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#if (NOT DEFINED USE_GME_HES)
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SET(USE_GME_HES 1 CACHE BOOL "Enable PC Engine/TurboGrafx-16 music emulation")
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#endif()
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#if (NOT DEFINED USE_GME_KSS)
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SET(USE_GME_KSS 1 CACHE BOOL "Enable MSX or other Z80 systems music emulation")
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#endif()
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#if (NOT DEFINED USE_GME_NSF)
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SET(USE_GME_NSF 1 CACHE BOOL "Enable NES NSF music emulation")
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#endif()
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#if (NOT DEFINED USE_GME_NSFE)
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SET(USE_GME_NSFE 1 CACHE BOOL "Enable NES NSFE and NSF music emulation")
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#endif()
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#if (NOT DEFINED USE_GME_SAP)
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SET(USE_GME_SAP 1 CACHE BOOL "Enable Atari SAP music emulation")
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#endif()
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#if (NOT DEFINED USE_GME_SPC)
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SET(USE_GME_SPC 1 CACHE BOOL "Enable SNES SPC music emulation")
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#endif()
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#if (NOT DEFINED USE_GME_VGM)
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SET(USE_GME_VGM 1 CACHE BOOL "Enable Sega VGM/VGZ music emulation")
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#endif()
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#if (NOT DEFINED GME_YM2612_EMU)
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SET(GME_YM2612_EMU "Nuked" CACHE STRING "Which YM2612 emulator to use: \"Nuked\" (LGPLv2.1+), \"MAME\" (GPLv2+), or \"GENS\" (LGPLv2.1+)")
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#endif()
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#if (USE_GME_NSFE AND NOT USE_GME_NSF)
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#MESSAGE(" -- NSFE support requires NSF, enabling NSF support. --")
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SET(USE_GME_NSF 1 CACHE BOOL "Enable NES NSF music emulation" FORCE)
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#endif()
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# [ZDoom] Set always to OFF.
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set(BUILD_SHARED_LIBS OFF)
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set(ENABLE_UBSAN OFF)
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# Check for GCC/Clang "visibility" support.
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if (CMAKE_CXX_COMPILER_ID STREQUAL "GNU"
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OR
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CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
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set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -W -Wextra")
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set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
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# Assume we have visibility support on any compiler that supports C++11
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add_definitions (-DLIBGME_VISIBILITY)
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set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fvisibility=hidden -fvisibility-inlines-hidden")
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# Try to protect against undefined behavior from signed integer overflow
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# This has caused miscompilation of code already and there are other
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# potential uses; see https://bitbucket.org/mpyne/game-music-emu/issues/18/
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set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fwrapv")
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if (CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
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if (NOT DEFINED LIBGME_SWITCH_FALLTHROUGH)
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check_cxx_compiler_flag (-Wimplicit-fallthrough __LIBGME_SWITCH_FALLTHROUGH_WARNINGS)
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set (LIBGME_SWITCH_FALLTHROUGH ${__LIBGME_SWITCH_FALLTHROUGH_WARNINGS}
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CACHE BOOL "Set if the compiler will complain about implicit switch fallthrough"
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)
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endif()
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elseif(CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
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set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-inconsistent-missing-override -Wno-unused-const-variable")
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endif()
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if (ENABLE_UBSAN)
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# GCC needs -static-libubsan
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if (NOT BUILD_SHARED_LIBS AND CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
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set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=undefined -static-libubsan")
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else()
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set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=undefined")
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endif()
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endif()
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endif ()
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if(LIBGME_SWITCH_FALLTHROUGH)
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# Avoid warning spam about switch fallthroughs, which are numerous in
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# the codebase.
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set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wimplicit-fallthrough=0")
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endif()
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# Shared library defined here
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add_subdirectory(gme)
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# EXCLUDE_FROM_ALL adds build rules but keeps it out of default build
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# [ZDoom] Not needed.
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if( FALSE )
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add_subdirectory(player EXCLUDE_FROM_ALL)
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add_subdirectory(demo EXCLUDE_FROM_ALL)
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endif()
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