mirror of
https://github.com/ZDoom/qzdoom-gpl.git
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3d3bc8e40e
Commit titles: b1948ac - 'Describe CMake addition for static libs in changelog.' 8af6ba4 - 'Bump version in CMakeLists as well.' eb5f592 - 'Update readme for repo move and next version.' 56d43f4 - 'Update readme as well now.'
120 lines
3.9 KiB
CMake
120 lines
3.9 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 0.6.1 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 2.8.7 FATAL_ERROR)
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make_release_only()
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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 "${CMAKE_CXX_FLAGS} -Wno-array-bounds" )
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endif()
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endif()
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# Enable fast flag for GME
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set( CMAKE_CXX_FLAGS "${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 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 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 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 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 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 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 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 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 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 BOOL "Enable Sega VGM/VGZ music emulation")
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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 BOOL "Enable NES NSF music emulation")
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#endif()
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# [ZDoom] Set always to OFF.
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set(BUILD_SHARED_LIBS 0 BOOL "Build shared library (set to OFF for static library)")
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# Check for GCC "visibility" support.
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if (CMAKE_COMPILER_IS_GNUCXX)
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check_cxx_compiler_flag (-fvisibility=hidden __LIBGME_TEST_VISIBILITY)
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set (ENABLE_VISIBILITY OFF)
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if (__LIBGME_TEST_VISIBILITY)
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# get the gcc version
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exec_program(${CMAKE_CXX_COMPILER} ARGS --version OUTPUT_VARIABLE _gcc_version_info)
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string (REGEX MATCH "[3-9]\\.[0-9]\\.[0-9]" _gcc_version "${_gcc_version_info}")
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# gcc <4.1 had poor support for symbol visibility
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if ((${_gcc_version} VERSION_GREATER "4.1") OR (${_gcc_version} VERSION_EQUAL "4.1"))
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set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fvisibility=hidden")
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set (ENABLE_VISIBILITY ON)
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add_definitions (-DLIBGME_VISIBILITY)
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# GCC >= 4.2 also correctly supports making inline members have hidden
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# visibility by default.
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if ((${_gcc_version} VERSION_GREATER "4.2") OR (${_gcc_version} VERSION_EQUAL "4.2"))
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set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fvisibility-inlines-hidden")
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endif()
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endif()
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endif() # test visibility
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endif()
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# Cache this result
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set( LIBGME_HAVE_GCC_VISIBILITY ${ENABLE_VISIBILITY} CACHE BOOL "GCC support for hidden visibility")
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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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