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CMakeLists.txt
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CMakeLists.txt
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# CMake build file list for OpenAL
cmake_minimum_required(VERSION 3.13)
enable_testing()
if(APPLE)
# The workaround for try_compile failing with code signing
# since cmake-3.18.2, not required
set(CMAKE_TRY_COMPILE_PLATFORM_VARIABLES
${CMAKE_TRY_COMPILE_PLATFORM_VARIABLES}
"CMAKE_XCODE_ATTRIBUTE_CODE_SIGNING_REQUIRED"
"CMAKE_XCODE_ATTRIBUTE_CODE_SIGNING_ALLOWED")
set(CMAKE_XCODE_ATTRIBUTE_CODE_SIGNING_REQUIRED NO)
set(CMAKE_XCODE_ATTRIBUTE_CODE_SIGNING_ALLOWED NO)
endif()
if(CMAKE_SYSTEM_NAME STREQUAL "iOS")
# Fix compile failure with armv7 deployment target >= 11.0, xcode clang
# will report:
# error: invalid iOS deployment version '--target=armv7-apple-ios13.6',
# iOS 10 is the maximum deployment target for 32-bit targets
# If CMAKE_OSX_DEPLOYMENT_TARGET is not defined, cmake will choose latest
# deployment target
if("${CMAKE_OSX_ARCHITECTURES}" MATCHES ".*armv7.*")
if(NOT DEFINED CMAKE_OSX_DEPLOYMENT_TARGET
OR NOT CMAKE_OSX_DEPLOYMENT_TARGET VERSION_LESS "11.0")
message(STATUS "Forcing iOS deployment target to 10.0 for armv7")
set(CMAKE_OSX_DEPLOYMENT_TARGET "10.0" CACHE STRING "Minimum OS X deployment version"
FORCE)
endif()
endif()
elseif(CMAKE_SYSTEM_NAME STREQUAL "WindowsStore")
set(ALSOFT_UWP TRUE)
endif()
if(COMMAND CMAKE_POLICY)
cmake_policy(SET CMP0003 NEW)
cmake_policy(SET CMP0005 NEW)
if(POLICY CMP0020)
cmake_policy(SET CMP0020 NEW)
endif(POLICY CMP0020)
if(POLICY CMP0042)
cmake_policy(SET CMP0042 NEW)
endif(POLICY CMP0042)
if(POLICY CMP0054)
cmake_policy(SET CMP0054 NEW)
endif(POLICY CMP0054)
if(POLICY CMP0058)
cmake_policy(SET CMP0058 NEW)
endif(POLICY CMP0058)
if(POLICY CMP0063)
cmake_policy(SET CMP0063 NEW)
endif(POLICY CMP0063)
if(POLICY CMP0075)
cmake_policy(SET CMP0075 NEW)
endif(POLICY CMP0075)
if(POLICY CMP0092)
cmake_policy(SET CMP0092 NEW)
endif(POLICY CMP0092)
if(POLICY CMP0117)
cmake_policy(SET CMP0117 NEW)
endif(POLICY CMP0117)
endif(COMMAND CMAKE_POLICY)
project(OpenAL)
if(NOT CMAKE_BUILD_TYPE)
set(CMAKE_BUILD_TYPE RelWithDebInfo CACHE STRING
"Choose the type of build, options are: Debug Release RelWithDebInfo MinSizeRel."
FORCE)
endif()
if(NOT CMAKE_DEBUG_POSTFIX)
set(CMAKE_DEBUG_POSTFIX "" CACHE STRING
"Library postfix for debug builds. Normally left blank."
FORCE)
endif()
set(DEFAULT_TARGET_PROPS
# Require C++17.
CXX_STANDARD 17
CXX_STANDARD_REQUIRED TRUE
# Prefer C11, but support C99 and earlier when possible.
C_STANDARD 11)
set(CMAKE_MODULE_PATH "${OpenAL_SOURCE_DIR}/cmake")
include(CheckFunctionExists)
include(CheckLibraryExists)
include(CheckIncludeFile)
include(CheckIncludeFiles)
include(CheckSymbolExists)
include(CheckCCompilerFlag)
include(CheckCXXCompilerFlag)
include(CheckCSourceCompiles)
include(CheckCXXSourceCompiles)
include(CheckStructHasMember)
include(CMakePackageConfigHelpers)
include(GNUInstallDirs)
find_package(PkgConfig)
find_package(SDL2 QUIET)
option(ALSOFT_DLOPEN "Check for the dlopen API for loading optional libs" ON)
option(ALSOFT_WERROR "Treat compile warnings as errors" OFF)
option(ALSOFT_UTILS "Build utility programs" ON)
option(ALSOFT_NO_CONFIG_UTIL "Disable building the alsoft-config utility" OFF)
option(ALSOFT_EXAMPLES "Build example programs" ON)
option(ALSOFT_TESTS "Build test programs" OFF)
option(ALSOFT_INSTALL "Install main library" ON)
option(ALSOFT_INSTALL_CONFIG "Install alsoft.conf sample configuration file" ON)
option(ALSOFT_INSTALL_HRTF_DATA "Install HRTF data files" ON)
option(ALSOFT_INSTALL_AMBDEC_PRESETS "Install AmbDec preset files" ON)
option(ALSOFT_INSTALL_EXAMPLES "Install example programs (alplay, alstream, ...)" ON)
option(ALSOFT_INSTALL_UTILS "Install utility programs (openal-info, alsoft-config, ...)" ON)
option(ALSOFT_UPDATE_BUILD_VERSION "Update git build version info" ON)
option(ALSOFT_EAX "Enable legacy EAX extensions" ${WIN32})
option(ALSOFT_SEARCH_INSTALL_DATADIR "Search the installation data directory" OFF)
if(ALSOFT_SEARCH_INSTALL_DATADIR)
set(ALSOFT_INSTALL_DATADIR ${CMAKE_INSTALL_FULL_DATADIR})
endif()
if(DEFINED SHARE_INSTALL_DIR)
message(WARNING "SHARE_INSTALL_DIR is deprecated. Use the variables provided by the GNUInstallDirs module instead")
set(CMAKE_INSTALL_DATADIR "${SHARE_INSTALL_DIR}")
endif()
if(DEFINED LIB_SUFFIX)
message(WARNING "LIB_SUFFIX is deprecated. Use the variables provided by the GNUInstallDirs module instead")
endif()
if(DEFINED ALSOFT_CONFIG)
message(WARNING "ALSOFT_CONFIG is deprecated. Use ALSOFT_INSTALL_CONFIG instead")
endif()
if(DEFINED ALSOFT_HRTF_DEFS)
message(WARNING "ALSOFT_HRTF_DEFS is deprecated. Use ALSOFT_INSTALL_HRTF_DATA instead")
endif()
if(DEFINED ALSOFT_AMBDEC_PRESETS)
message(WARNING "ALSOFT_AMBDEC_PRESETS is deprecated. Use ALSOFT_INSTALL_AMBDEC_PRESETS instead")
endif()
set(CPP_DEFS ) # C pre-processor, not C++
set(INC_PATHS )
set(C_FLAGS )
set(LINKER_FLAGS )
set(LINKER_FLAGS_DEBUG )
set(LINKER_FLAGS_RELEASE )
set(EXTRA_LIBS )
if(WIN32)
set(CPP_DEFS ${CPP_DEFS} _WIN32 NOMINMAX)
if(MINGW)
set(CPP_DEFS ${CPP_DEFS} __USE_MINGW_ANSI_STDIO)
endif()
option(ALSOFT_BUILD_ROUTER "Build the router (EXPERIMENTAL; creates OpenAL32.dll and soft_oal.dll)" OFF)
if(MINGW)
option(ALSOFT_BUILD_IMPORT_LIB "Build an import .lib using dlltool (requires sed)" ON)
endif()
elseif(APPLE)
option(ALSOFT_OSX_FRAMEWORK "Build as macOS framework" OFF)
endif()
# QNX's gcc do not uses /usr/include and /usr/lib paths by default
if("${CMAKE_C_PLATFORM_ID}" STREQUAL "QNX")
set(INC_PATHS ${INC_PATHS} /usr/include)
set(LINKER_FLAGS ${LINKER_FLAGS} -L/usr/lib)
endif()
# When the library is built for static linking, apps should define
# AL_LIBTYPE_STATIC when including the AL headers.
if(NOT LIBTYPE)
set(LIBTYPE SHARED)
endif()
set(LIB_MAJOR_VERSION "1")
set(LIB_MINOR_VERSION "23")
set(LIB_REVISION "1")
set(LIB_VERSION "${LIB_MAJOR_VERSION}.${LIB_MINOR_VERSION}.${LIB_REVISION}")
set(LIB_VERSION_NUM ${LIB_MAJOR_VERSION},${LIB_MINOR_VERSION},${LIB_REVISION},0)
set(EXPORT_DECL "")
# Some systems erroneously require the __STDC_FORMAT_MACROS macro to be defined
# to get the fixed-width integer type formatter macros.
check_cxx_source_compiles("#include <cinttypes>
#include <cstdio>
int main()
{
int64_t i64{};
std::printf(\"%\" PRId64, i64);
}"
HAVE_STDC_FORMAT_MACROS)
if(NOT HAVE_STDC_FORMAT_MACROS)
set(CPP_DEFS ${CPP_DEFS} __STDC_FORMAT_MACROS)
endif()
# Some systems may need libatomic for atomic functions to work
set(OLD_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES})
set(CMAKE_REQUIRED_LIBRARIES ${OLD_REQUIRED_LIBRARIES} atomic)
check_cxx_source_compiles("#include <atomic>
std::atomic<int> foo{0};
int main() { return foo.fetch_add(2); }"
HAVE_LIBATOMIC)
if(NOT HAVE_LIBATOMIC)
set(CMAKE_REQUIRED_LIBRARIES "${OLD_REQUIRED_LIBRARIES}")
else()
set(EXTRA_LIBS atomic ${EXTRA_LIBS})
endif()
unset(OLD_REQUIRED_LIBRARIES)
if(ANDROID)
# Include liblog for Android logging
check_library_exists(log __android_log_print "" HAVE_LIBLOG)
if(HAVE_LIBLOG)
set(EXTRA_LIBS log ${EXTRA_LIBS})
set(CMAKE_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES} log)
endif()
endif()
if(MSVC)
# NOTE: _DISABLE_CONSTEXPR_MUTEX_CONSTRUCTOR is temporary. When building on
# VS 2022 17.10 or newer, but using an older runtime, mutexes can crash
# when locked. Ideally the runtime should be updated on the system, but
# until the update becomes more widespread, this helps avoid some pain
# points.
set(CPP_DEFS ${CPP_DEFS} _CRT_SECURE_NO_WARNINGS _DISABLE_CONSTEXPR_MUTEX_CONSTRUCTOR)
check_cxx_compiler_flag(/permissive- HAVE_PERMISSIVE_SWITCH)
if(HAVE_PERMISSIVE_SWITCH)
set(C_FLAGS ${C_FLAGS} $<$<COMPILE_LANGUAGE:CXX>:/permissive->)
endif()
set(C_FLAGS ${C_FLAGS} /W4 /w14640 /wd4065 /wd4127 /wd4268 /wd4324 /wd5030 /wd5051
$<$<COMPILE_LANGUAGE:CXX>:/EHsc>)
if(NOT DXSDK_DIR)
string(REGEX REPLACE "\\\\" "/" DXSDK_DIR "$ENV{DXSDK_DIR}")
else()
string(REGEX REPLACE "\\\\" "/" DXSDK_DIR "${DXSDK_DIR}")
endif()
if(DXSDK_DIR)
message(STATUS "Using DirectX SDK directory: ${DXSDK_DIR}")
endif()
option(FORCE_STATIC_VCRT "Force /MT for static VC runtimes" OFF)
if(FORCE_STATIC_VCRT)
foreach(flag_var
CMAKE_C_FLAGS CMAKE_C_FLAGS_DEBUG CMAKE_C_FLAGS_RELEASE
CMAKE_C_FLAGS_MINSIZEREL CMAKE_C_FLAGS_RELWITHDEBINFO
CMAKE_CXX_FLAGS CMAKE_CXX_FLAGS_DEBUG CMAKE_CXX_FLAGS_RELEASE
CMAKE_CXX_FLAGS_MINSIZEREL CMAKE_CXX_FLAGS_RELWITHDEBINFO)
if(${flag_var} MATCHES "/MD")
string(REGEX REPLACE "/MD" "/MT" ${flag_var} "${${flag_var}}")
endif()
endforeach(flag_var)
endif()
else()
set(C_FLAGS ${C_FLAGS} -Winline -Wunused -Wall -Wextra -Wshadow -Wconversion -Wcast-align
-Wpedantic
$<$<COMPILE_LANGUAGE:CXX>:-Wold-style-cast -Wnon-virtual-dtor -Woverloaded-virtual>)
check_cxx_compiler_flag(-Wno-c++20-attribute-extensions HAVE_WNO_CXX20_ATTR_EXT)
if(HAVE_WNO_CXX20_ATTR_EXT)
set(C_FLAGS ${C_FLAGS} $<$<COMPILE_LANGUAGE:CXX>:-Wno-c++20-attribute-extensions>)
else()
check_cxx_compiler_flag(-Wno-c++20-extensions HAVE_WNO_CXX20_EXT)
if(HAVE_WNO_CXX20_EXT)
set(C_FLAGS ${C_FLAGS} $<$<COMPILE_LANGUAGE:CXX>:-Wno-c++20-extensions>)
endif()
endif()
check_cxx_compiler_flag(-Wno-interference-size HAVE_WNO_INTERFERENCE_SIZE)
if(HAVE_WNO_INTERFERENCE_SIZE)
set(C_FLAGS ${C_FLAGS} $<$<COMPILE_LANGUAGE:CXX>:-Wno-interference-size>)
endif()
if(ALSOFT_WERROR)
set(C_FLAGS ${C_FLAGS} -Werror)
endif()
# We want RelWithDebInfo to actually include debug stuff (define _DEBUG
# instead of NDEBUG)
foreach(flag_var CMAKE_C_FLAGS_RELWITHDEBINFO CMAKE_CXX_FLAGS_RELWITHDEBINFO)
if(${flag_var} MATCHES "-DNDEBUG")
string(REGEX REPLACE "-DNDEBUG" "-D_DEBUG" ${flag_var} "${${flag_var}}")
endif()
endforeach()
check_c_compiler_flag(-fno-math-errno HAVE_FNO_MATH_ERRNO)
if(HAVE_FNO_MATH_ERRNO)
set(C_FLAGS ${C_FLAGS} -fno-math-errno)
endif()
option(ALSOFT_STATIC_LIBGCC "Force -static-libgcc for static GCC runtimes" OFF)
if(ALSOFT_STATIC_LIBGCC)
set(OLD_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES})
set(CMAKE_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES} -static-libgcc)
check_cxx_source_compiles("int main() { }" HAVE_STATIC_LIBGCC_SWITCH)
set(CMAKE_REQUIRED_LIBRARIES ${OLD_REQUIRED_LIBRARIES})
unset(OLD_REQUIRED_LIBRARIES)
if(NOT HAVE_STATIC_LIBGCC_SWITCH)
message(FATAL_ERROR "Cannot static link libgcc")
endif()
set(LINKER_FLAGS ${LINKER_FLAGS} -static-libgcc)
endif()
option(ALSOFT_STATIC_STDCXX "Static link libstdc++" OFF)
if(ALSOFT_STATIC_STDCXX)
set(OLD_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES})
set(CMAKE_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES} "-static-libstdc++")
check_cxx_source_compiles("int main() { }" HAVE_STATIC_LIBSTDCXX_SWITCH)
set(CMAKE_REQUIRED_LIBRARIES ${OLD_REQUIRED_LIBRARIES})
unset(OLD_REQUIRED_LIBRARIES)
if(NOT HAVE_STATIC_LIBSTDCXX_SWITCH)
message(FATAL_ERROR "Cannot static link libstdc++")
endif()
set(LINKER_FLAGS ${LINKER_FLAGS} "-static-libstdc++")
endif()
if(WIN32)
option(ALSOFT_STATIC_WINPTHREAD "Static link libwinpthread" OFF)
if(ALSOFT_STATIC_WINPTHREAD)
set(OLD_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES})
set(CMAKE_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES} "-Wl,--push-state,-Bstatic,-lstdc++,-lwinpthread,--pop-state")
check_cxx_source_compiles("int main() { }" HAVE_STATIC_LIBWINPTHREAD_SWITCH)
set(CMAKE_REQUIRED_LIBRARIES ${OLD_REQUIRED_LIBRARIES})
unset(OLD_REQUIRED_LIBRARIES)
if(NOT HAVE_STATIC_LIBWINPTHREAD_SWITCH)
message(FATAL_ERROR "Cannot static link libwinpthread")
endif()
set(LINKER_FLAGS ${LINKER_FLAGS} "-Wl,--push-state,-Bstatic,-lstdc++,-lwinpthread,--pop-state")
endif()
endif()
endif()
# Set visibility/export options if available
if(NOT LIBTYPE STREQUAL "STATIC")
if(WIN32)
set(EXPORT_DECL "__declspec(dllexport)")
else()
set(OLD_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS}")
# Yes GCC, really don't accept visibility modes you don't support
set(CMAKE_REQUIRED_FLAGS "${OLD_REQUIRED_FLAGS} -Wattributes -Werror")
check_c_source_compiles("int foo() __attribute__((visibility(\"protected\")));
int main() {return 0;}" HAVE_GCC_PROTECTED_VISIBILITY)
if(HAVE_GCC_PROTECTED_VISIBILITY)
set(EXPORT_DECL "__attribute__((visibility(\"protected\")))")
else()
check_c_source_compiles("int foo() __attribute__((visibility(\"default\")));
int main() {return 0;}" HAVE_GCC_DEFAULT_VISIBILITY)
if(HAVE_GCC_DEFAULT_VISIBILITY)
set(EXPORT_DECL "__attribute__((visibility(\"default\")))")
endif()
endif()
if(HAVE_GCC_PROTECTED_VISIBILITY OR HAVE_GCC_DEFAULT_VISIBILITY)
set(CMAKE_C_VISIBILITY_PRESET hidden)
set(CMAKE_CXX_VISIBILITY_PRESET hidden)
endif()
set(CMAKE_REQUIRED_FLAGS "${OLD_REQUIRED_FLAGS}")
endif()
endif()
set(SSE2_SWITCH "")
if(NOT MSVC)
set(OLD_REQUIRED_FLAGS ${CMAKE_REQUIRED_FLAGS})
# Yes GCC, really don't accept command line options you don't support
set(CMAKE_REQUIRED_FLAGS "${OLD_REQUIRED_FLAGS} -Werror")
check_c_compiler_flag(-msse2 HAVE_MSSE2_SWITCH)
if(HAVE_MSSE2_SWITCH)
set(SSE2_SWITCH "-msse2")
endif()
set(CMAKE_REQUIRED_FLAGS ${OLD_REQUIRED_FLAGS})
unset(OLD_REQUIRED_FLAGS)
endif()
check_include_file(xmmintrin.h HAVE_XMMINTRIN_H)
check_include_file(emmintrin.h HAVE_EMMINTRIN_H)
check_include_file(pmmintrin.h HAVE_PMMINTRIN_H)
check_include_file(smmintrin.h HAVE_SMMINTRIN_H)
check_include_file(arm_neon.h HAVE_ARM_NEON_H)
set(HAVE_SSE 0)
set(HAVE_SSE2 0)
set(HAVE_SSE3 0)
set(HAVE_SSE4_1 0)
set(HAVE_NEON 0)
# Check for SSE support
option(ALSOFT_CPUEXT_SSE "Enable SSE support" ON)
option(ALSOFT_REQUIRE_SSE "Require SSE support" OFF)
if(ALSOFT_CPUEXT_SSE AND HAVE_XMMINTRIN_H)
set(HAVE_SSE 1)
endif()
if(ALSOFT_REQUIRE_SSE AND NOT HAVE_SSE)
message(FATAL_ERROR "Failed to enable required SSE CPU extensions")
endif()
option(ALSOFT_CPUEXT_SSE2 "Enable SSE2 support" ON)
option(ALSOFT_REQUIRE_SSE2 "Require SSE2 support" OFF)
if(ALSOFT_CPUEXT_SSE2 AND HAVE_SSE AND HAVE_EMMINTRIN_H)
set(HAVE_SSE2 1)
endif()
if(ALSOFT_REQUIRE_SSE2 AND NOT HAVE_SSE2)
message(FATAL_ERROR "Failed to enable required SSE2 CPU extensions")
endif()
option(ALSOFT_CPUEXT_SSE3 "Enable SSE3 support" ON)
option(ALSOFT_REQUIRE_SSE3 "Require SSE3 support" OFF)
if(ALSOFT_CPUEXT_SSE3 AND HAVE_SSE2 AND HAVE_PMMINTRIN_H)
set(HAVE_SSE3 1)
endif()
if(ALSOFT_REQUIRE_SSE3 AND NOT HAVE_SSE3)
message(FATAL_ERROR "Failed to enable required SSE3 CPU extensions")
endif()
option(ALSOFT_CPUEXT_SSE4_1 "Enable SSE4.1 support" ON)
option(ALSOFT_REQUIRE_SSE4_1 "Require SSE4.1 support" OFF)
if(ALSOFT_CPUEXT_SSE4_1 AND HAVE_SSE3 AND HAVE_SMMINTRIN_H)
set(HAVE_SSE4_1 1)
endif()
if(ALSOFT_REQUIRE_SSE4_1 AND NOT HAVE_SSE4_1)
message(FATAL_ERROR "Failed to enable required SSE4.1 CPU extensions")
endif()
# Check for ARM Neon support
option(ALSOFT_CPUEXT_NEON "Enable ARM NEON support" ON)
option(ALSOFT_REQUIRE_NEON "Require ARM NEON support" OFF)
if(ALSOFT_CPUEXT_NEON AND HAVE_ARM_NEON_H)
check_c_source_compiles("#include <arm_neon.h>
int main()
{
int32x4_t ret4 = vdupq_n_s32(0);
return vgetq_lane_s32(ret4, 0);
}" HAVE_NEON_INTRINSICS)
if(HAVE_NEON_INTRINSICS)
set(HAVE_NEON 1)
endif()
endif()
if(ALSOFT_REQUIRE_NEON AND NOT HAVE_NEON)
message(FATAL_ERROR "Failed to enable required ARM NEON CPU extensions")
endif()
set(ALSOFT_FORCE_ALIGN )
set(SSE_FLAGS )
set(FPMATH_SET "0")
if(CMAKE_SIZEOF_VOID_P MATCHES "4" AND HAVE_SSE2)
option(ALSOFT_ENABLE_SSE2_CODEGEN "Enable SSE2 code generation instead of x87 for 32-bit targets." TRUE)
if(ALSOFT_ENABLE_SSE2_CODEGEN)
if(MSVC)
check_c_compiler_flag("/arch:SSE2" HAVE_ARCH_SSE2)
if(HAVE_ARCH_SSE2)
set(SSE_FLAGS ${SSE_FLAGS} "/arch:SSE2")
set(C_FLAGS ${C_FLAGS} ${SSE_FLAGS})
set(FPMATH_SET 2)
endif()
elseif(SSE2_SWITCH)
check_c_compiler_flag("${SSE2_SWITCH} -mfpmath=sse" HAVE_MFPMATH_SSE_2)
if(HAVE_MFPMATH_SSE_2)
set(SSE_FLAGS ${SSE_FLAGS} ${SSE2_SWITCH} -mfpmath=sse)
set(C_FLAGS ${C_FLAGS} ${SSE_FLAGS})
set(FPMATH_SET 2)
endif()
# SSE depends on a 16-byte aligned stack, and by default, GCC
# assumes the stack is suitably aligned. Older Linux code or other
# OSs don't guarantee this on 32-bit, so externally-callable
# functions need to ensure an aligned stack.
set(EXPORT_DECL "${EXPORT_DECL}__attribute__((force_align_arg_pointer))")
set(ALSOFT_FORCE_ALIGN "__attribute__((force_align_arg_pointer))")
endif()
endif()
endif()
if(HAVE_SSE2)
set(OLD_REQUIRED_FLAGS ${CMAKE_REQUIRED_FLAGS})
foreach(flag_var ${SSE_FLAGS})
set(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} ${flag_var}")
endforeach()
check_c_source_compiles("#include <emmintrin.h>
int main() {_mm_pause(); return 0;}" HAVE_SSE_INTRINSICS)
set(CMAKE_REQUIRED_FLAGS ${OLD_REQUIRED_FLAGS})
endif()
check_include_file(cpuid.h HAVE_CPUID_H)
check_include_file(intrin.h HAVE_INTRIN_H)
check_include_file(guiddef.h HAVE_GUIDDEF_H)
# Some systems need libm for some math functions to work
set(MATH_LIB )
check_library_exists(m pow "" HAVE_LIBM)
if(HAVE_LIBM)
set(MATH_LIB ${MATH_LIB} m)
set(CMAKE_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES} m)
endif()
# Some systems need to link with -lrt for clock_gettime as used by the common
# eaxmple functions.
set(RT_LIB )
check_library_exists(rt clock_gettime "" HAVE_LIBRT)
if(HAVE_LIBRT)
set(RT_LIB rt)
endif()
# Check for the dlopen API (for dynamically loading backend libs)
if(ALSOFT_DLOPEN)
check_include_file(dlfcn.h HAVE_DLFCN_H)
check_library_exists(dl dlopen "" HAVE_LIBDL)
if(HAVE_LIBDL)
set(EXTRA_LIBS dl ${EXTRA_LIBS})
set(CMAKE_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES} dl)
endif()
endif()
# Check for a cpuid intrinsic
if(HAVE_CPUID_H)
check_c_source_compiles("#include <cpuid.h>
int main()
{
unsigned int eax, ebx, ecx, edx;
return __get_cpuid(0, &eax, &ebx, &ecx, &edx);
}" HAVE_GCC_GET_CPUID)
endif()
if(HAVE_INTRIN_H)
check_c_source_compiles("#include <intrin.h>
int main()
{
int regs[4];
__cpuid(regs, 0);
return regs[0];
}" HAVE_CPUID_INTRINSIC)
endif()
check_symbol_exists(proc_pidpath libproc.h HAVE_PROC_PIDPATH)
if(NOT WIN32)
# We need pthreads outside of Windows, for semaphores. It's also used to
# set the priority and name of threads, when possible.
check_include_file(pthread.h HAVE_PTHREAD_H)
if(NOT HAVE_PTHREAD_H)
message(FATAL_ERROR "PThreads is required for non-Windows builds!")
endif()
check_c_compiler_flag(-pthread HAVE_PTHREAD)
if(HAVE_PTHREAD)
set(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -pthread")
set(C_FLAGS ${C_FLAGS} -pthread)
set(LINKER_FLAGS ${LINKER_FLAGS} -pthread)
endif()
check_symbol_exists(pthread_setschedparam pthread.h HAVE_PTHREAD_SETSCHEDPARAM)
# Some systems need pthread_np.h to get pthread_setname_np
check_include_files("pthread.h;pthread_np.h" HAVE_PTHREAD_NP_H)
if(HAVE_PTHREAD_NP_H)
check_symbol_exists(pthread_setname_np "pthread.h;pthread_np.h" HAVE_PTHREAD_SETNAME_NP)
if(NOT HAVE_PTHREAD_SETNAME_NP)
check_symbol_exists(pthread_set_name_np "pthread.h;pthread_np.h" HAVE_PTHREAD_SET_NAME_NP)
endif()
else()
check_symbol_exists(pthread_setname_np pthread.h HAVE_PTHREAD_SETNAME_NP)
if(NOT HAVE_PTHREAD_SETNAME_NP)
check_symbol_exists(pthread_set_name_np pthread.h HAVE_PTHREAD_SET_NAME_NP)
endif()
endif()
endif()
# Common sources used by both the OpenAL implementation library, the OpenAL
# router, and certain tools and examples.
set(COMMON_OBJS
common/alassert.cpp
common/alassert.h
common/albit.h
common/alcomplex.cpp
common/alcomplex.h
common/almalloc.h
common/alnumbers.h
common/alnumeric.h
common/alsem.cpp
common/alsem.h
common/alspan.h
common/alstring.cpp
common/alstring.h
common/althrd_setname.cpp
common/althrd_setname.h
common/althreads.h
common/altraits.h
common/atomic.h
common/comptr.h
common/dynload.cpp
common/dynload.h
common/flexarray.h
common/intrusive_ptr.h
common/opthelpers.h
common/pffft.cpp
common/pffft.h
common/phase_shifter.h
common/polyphase_resampler.cpp
common/polyphase_resampler.h
common/pragmadefs.h
common/ringbuffer.cpp
common/ringbuffer.h
common/strutils.cpp
common/strutils.h
common/vecmat.h
common/vector.h)
# Core library routines
set(CORE_OBJS
core/ambdec.cpp
core/ambdec.h
core/ambidefs.cpp
core/ambidefs.h
core/async_event.h
core/bformatdec.cpp
core/bformatdec.h
core/bs2b.cpp
core/bs2b.h
core/bsinc_defs.h
core/bsinc_tables.cpp
core/bsinc_tables.h
core/bufferline.h
core/buffer_storage.cpp
core/buffer_storage.h
core/context.cpp
core/context.h
core/converter.cpp
core/converter.h
core/cpu_caps.cpp
core/cpu_caps.h
core/cubic_defs.h
core/cubic_tables.cpp
core/cubic_tables.h
core/devformat.cpp
core/devformat.h
core/device.cpp
core/device.h
core/effects/base.h
core/effectslot.cpp
core/effectslot.h
core/except.cpp
core/except.h
core/filters/biquad.h
core/filters/biquad.cpp
core/filters/nfc.cpp
core/filters/nfc.h
core/filters/splitter.cpp
core/filters/splitter.h
core/fmt_traits.cpp
core/fmt_traits.h
core/fpu_ctrl.cpp
core/fpu_ctrl.h
core/front_stablizer.h
core/helpers.cpp
core/helpers.h
core/hrtf.cpp
core/hrtf.h
core/logging.cpp
core/logging.h
core/mastering.cpp
core/mastering.h
core/mixer.cpp
core/mixer.h
core/resampler_limits.h
core/storage_formats.cpp
core/storage_formats.h
core/uhjfilter.cpp
core/uhjfilter.h
core/uiddefs.cpp
core/voice.cpp
core/voice.h
core/voice_change.h)
set(HAVE_RTKIT 0)
if(NOT WIN32)
option(ALSOFT_RTKIT "Enable RTKit support" ON)
option(ALSOFT_REQUIRE_RTKIT "Require RTKit/D-Bus support" FALSE)
if(ALSOFT_RTKIT)
find_package(DBus1 QUIET)
if(NOT DBus1_FOUND AND PkgConfig_FOUND)
pkg_check_modules(DBUS dbus-1)
endif()
if(DBus1_FOUND OR DBUS_FOUND)
set(HAVE_RTKIT 1)
set(CORE_OBJS ${CORE_OBJS} core/dbus_wrap.cpp core/dbus_wrap.h
core/rtkit.cpp core/rtkit.h)
if(NOT DBus1_FOUND)
set(INC_PATHS ${INC_PATHS} ${DBUS_INCLUDE_DIRS})
set(CPP_DEFS ${CPP_DEFS} ${DBUS_CFLAGS_OTHER})
if(NOT HAVE_DLFCN_H)
set(EXTRA_LIBS ${EXTRA_LIBS} ${DBUS_LINK_LIBRARIES})
endif()
elseif(HAVE_DLFCN_H)
set(INC_PATHS ${INC_PATHS} ${DBus1_INCLUDE_DIRS})
set(CPP_DEFS ${CPP_DEFS} ${DBus1_DEFINITIONS})
else()
set(EXTRA_LIBS ${EXTRA_LIBS} ${DBus1_LIBRARIES})
endif()
endif()
else()
set(MISSING_VARS "")
if(NOT DBus1_INCLUDE_DIRS)
set(MISSING_VARS "${MISSING_VARS} DBus1_INCLUDE_DIRS")
endif()
if(NOT DBus1_LIBRARIES)
set(MISSING_VARS "${MISSING_VARS} DBus1_LIBRARIES")
endif()
message(STATUS "Could NOT find DBus1 (missing:${MISSING_VARS})")
unset(MISSING_VARS)
endif()
endif()
if(ALSOFT_REQUIRE_RTKIT AND NOT HAVE_RTKIT)
message(FATAL_ERROR "Failed to enable required RTKit support")
endif()
# Default mixers, always available
set(CORE_OBJS ${CORE_OBJS}
core/mixer/defs.h
core/mixer/hrtfbase.h
core/mixer/hrtfdefs.h
core/mixer/mixer_c.cpp)
# AL and related routines
set(OPENAL_OBJS
al/auxeffectslot.cpp
al/auxeffectslot.h
al/buffer.cpp
al/buffer.h
al/debug.cpp
al/debug.h
al/direct_defs.h
al/effect.cpp
al/effect.h
al/effects/autowah.cpp
al/effects/chorus.cpp
al/effects/compressor.cpp
al/effects/convolution.cpp
al/effects/dedicated.cpp
al/effects/distortion.cpp
al/effects/echo.cpp
al/effects/effects.cpp
al/effects/effects.h
al/effects/equalizer.cpp
al/effects/fshifter.cpp
al/effects/modulator.cpp
al/effects/null.cpp
al/effects/pshifter.cpp
al/effects/reverb.cpp
al/effects/vmorpher.cpp
al/error.cpp
al/error.h
al/event.cpp
al/event.h
al/extension.cpp
al/filter.cpp
al/filter.h
al/listener.cpp
al/listener.h
al/source.cpp
al/source.h
al/state.cpp)
# ALC and related routines
set(ALC_OBJS
alc/alc.cpp
alc/alu.cpp
alc/alu.h
alc/alconfig.cpp
alc/alconfig.h
alc/context.cpp
alc/context.h
alc/device.cpp
alc/device.h
alc/effects/base.h
alc/effects/autowah.cpp
alc/effects/chorus.cpp
alc/effects/compressor.cpp
alc/effects/convolution.cpp
alc/effects/dedicated.cpp
alc/effects/distortion.cpp
alc/effects/echo.cpp
alc/effects/equalizer.cpp
alc/effects/fshifter.cpp
alc/effects/modulator.cpp
alc/effects/null.cpp
alc/effects/pshifter.cpp
alc/effects/reverb.cpp
alc/effects/vmorpher.cpp
alc/events.cpp
alc/events.h
alc/export_list.h
alc/inprogext.h
alc/panning.cpp)
if(ALSOFT_EAX)
set(OPENAL_OBJS
${OPENAL_OBJS}
al/eax/api.cpp
al/eax/api.h
al/eax/call.cpp
al/eax/call.h
al/eax/effect.h
al/eax/exception.cpp
al/eax/exception.h
al/eax/fx_slot_index.cpp
al/eax/fx_slot_index.h
al/eax/fx_slots.cpp
al/eax/fx_slots.h
al/eax/globals.h
al/eax/utils.cpp
al/eax/utils.h
al/eax/x_ram.h
)
endif()
# Include SIMD mixers
set(CPU_EXTS "Default")
if(HAVE_SSE)
set(CORE_OBJS ${CORE_OBJS} core/mixer/mixer_sse.cpp)
set(CPU_EXTS "${CPU_EXTS}, SSE")
endif()
if(HAVE_SSE2)
set(CORE_OBJS ${CORE_OBJS} core/mixer/mixer_sse2.cpp)
set(CPU_EXTS "${CPU_EXTS}, SSE2")
endif()
if(HAVE_SSE3)
set(CORE_OBJS ${CORE_OBJS} core/mixer/mixer_sse3.cpp)
set(CPU_EXTS "${CPU_EXTS}, SSE3")
endif()
if(HAVE_SSE4_1)
set(CORE_OBJS ${CORE_OBJS} core/mixer/mixer_sse41.cpp)
set(CPU_EXTS "${CPU_EXTS}, SSE4.1")
endif()
if(HAVE_NEON)
set(CORE_OBJS ${CORE_OBJS} core/mixer/mixer_neon.cpp)
set(CPU_EXTS "${CPU_EXTS}, Neon")
endif()
set(HAVE_ALSA 0)
set(HAVE_OSS 0)
set(HAVE_PIPEWIRE 0)
set(HAVE_SOLARIS 0)
set(HAVE_SNDIO 0)
set(HAVE_DSOUND 0)
set(HAVE_WASAPI 0)
set(HAVE_WINMM 0)
set(HAVE_PORTAUDIO 0)
set(HAVE_PULSEAUDIO 0)
set(HAVE_COREAUDIO 0)
set(HAVE_OPENSL 0)
set(HAVE_OBOE 0)
set(HAVE_OTHERIO 0)
set(HAVE_WAVE 0)
set(HAVE_SDL2 0)
if(WIN32 OR HAVE_DLFCN_H)
set(IS_LINKED "")
macro(ADD_BACKEND_LIBS _LIBS)
endmacro()
else()
set(IS_LINKED " (linked)")
macro(ADD_BACKEND_LIBS _LIBS)
set(EXTRA_LIBS ${_LIBS} ${EXTRA_LIBS})
endmacro()
endif()
set(BACKENDS "")
set(ALC_OBJS ${ALC_OBJS}
alc/backends/base.cpp
alc/backends/base.h
# Default backends, always available
alc/backends/loopback.cpp
alc/backends/loopback.h
alc/backends/null.cpp
alc/backends/null.h
)
# Check PipeWire backend
option(ALSOFT_BACKEND_PIPEWIRE "Enable PipeWire backend" ON)
option(ALSOFT_REQUIRE_PIPEWIRE "Require PipeWire backend" OFF)
if(ALSOFT_BACKEND_PIPEWIRE AND PkgConfig_FOUND)
pkg_check_modules(PIPEWIRE libpipewire-0.3>=0.3.23)
if(PIPEWIRE_FOUND)
set(HAVE_PIPEWIRE 1)
set(BACKENDS "${BACKENDS} PipeWire${IS_LINKED},")
set(ALC_OBJS ${ALC_OBJS} alc/backends/pipewire.cpp alc/backends/pipewire.h)
add_backend_libs(${PIPEWIRE_LIBRARIES})
set(INC_PATHS ${INC_PATHS} ${PIPEWIRE_INCLUDE_DIRS})
endif()
endif()
if(ALSOFT_REQUIRE_PIPEWIRE AND NOT HAVE_PIPEWIRE)
message(FATAL_ERROR "Failed to enable required PipeWire backend")
endif()
# Check PulseAudio backend
option(ALSOFT_BACKEND_PULSEAUDIO "Enable PulseAudio backend" ON)
option(ALSOFT_REQUIRE_PULSEAUDIO "Require PulseAudio backend" OFF)
if(ALSOFT_BACKEND_PULSEAUDIO)
find_package(PulseAudio)
if(PULSEAUDIO_FOUND)
set(HAVE_PULSEAUDIO 1)
set(BACKENDS "${BACKENDS} PulseAudio${IS_LINKED},")
set(ALC_OBJS ${ALC_OBJS} alc/backends/pulseaudio.cpp alc/backends/pulseaudio.h)
add_backend_libs(${PULSEAUDIO_LIBRARY})
set(INC_PATHS ${INC_PATHS} ${PULSEAUDIO_INCLUDE_DIR})
endif()
endif()
if(ALSOFT_REQUIRE_PULSEAUDIO AND NOT HAVE_PULSEAUDIO)
message(FATAL_ERROR "Failed to enable required PulseAudio backend")
endif()
if(NOT WIN32)
# Check ALSA backend
option(ALSOFT_BACKEND_ALSA "Enable ALSA backend" ON)
option(ALSOFT_REQUIRE_ALSA "Require ALSA backend" OFF)
if(ALSOFT_BACKEND_ALSA)
find_package(ALSA)
if(ALSA_FOUND)
set(HAVE_ALSA 1)
set(BACKENDS "${BACKENDS} ALSA${IS_LINKED},")
set(ALC_OBJS ${ALC_OBJS} alc/backends/alsa.cpp alc/backends/alsa.h)
add_backend_libs(${ALSA_LIBRARIES})
set(INC_PATHS ${INC_PATHS} ${ALSA_INCLUDE_DIRS})
endif()
endif()
# Check OSS backend
option(ALSOFT_BACKEND_OSS "Enable OSS backend" ON)
option(ALSOFT_REQUIRE_OSS "Require OSS backend" OFF)
if(ALSOFT_BACKEND_OSS)
find_package(OSS)
if(OSS_FOUND)
set(HAVE_OSS 1)
set(BACKENDS "${BACKENDS} OSS,")
set(ALC_OBJS ${ALC_OBJS} alc/backends/oss.cpp alc/backends/oss.h)
if(OSS_LIBRARIES)
set(EXTRA_LIBS ${OSS_LIBRARIES} ${EXTRA_LIBS})
endif()
set(INC_PATHS ${INC_PATHS} ${OSS_INCLUDE_DIRS})
endif()
endif()
# Check Solaris backend
option(ALSOFT_BACKEND_SOLARIS "Enable Solaris backend" ON)
option(ALSOFT_REQUIRE_SOLARIS "Require Solaris backend" OFF)
if(ALSOFT_BACKEND_SOLARIS)
find_package(AudioIO)
if(AUDIOIO_FOUND)
set(HAVE_SOLARIS 1)
set(BACKENDS "${BACKENDS} Solaris,")
set(ALC_OBJS ${ALC_OBJS} alc/backends/solaris.cpp alc/backends/solaris.h)
set(INC_PATHS ${INC_PATHS} ${AUDIOIO_INCLUDE_DIRS})
endif()
endif()
# Check SndIO backend (disabled by default on non-BSDs)
if(BSD)
option(ALSOFT_BACKEND_SNDIO "Enable SndIO backend" ON)
else()
option(ALSOFT_BACKEND_SNDIO "Enable SndIO backend" OFF)
endif()
option(ALSOFT_REQUIRE_SNDIO "Require SndIO backend" OFF)
if(ALSOFT_BACKEND_SNDIO)
find_package(SndIO)
if(SNDIO_FOUND)
set(HAVE_SNDIO 1)
set(BACKENDS "${BACKENDS} SndIO (linked),")
set(ALC_OBJS ${ALC_OBJS} alc/backends/sndio.cpp alc/backends/sndio.h)
set(EXTRA_LIBS ${SNDIO_LIBRARIES} ${EXTRA_LIBS})
set(INC_PATHS ${INC_PATHS} ${SNDIO_INCLUDE_DIRS})
endif()
endif()
endif()
if(ALSOFT_REQUIRE_ALSA AND NOT HAVE_ALSA)
message(FATAL_ERROR "Failed to enable required ALSA backend")
endif()
if(ALSOFT_REQUIRE_OSS AND NOT HAVE_OSS)
message(FATAL_ERROR "Failed to enable required OSS backend")
endif()
if(ALSOFT_REQUIRE_SOLARIS AND NOT HAVE_SOLARIS)
message(FATAL_ERROR "Failed to enable required Solaris backend")
endif()