# 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()
if(NOT WIN32)
# Check if _POSIX_C_SOURCE and _XOPEN_SOURCE needs to be set for POSIX functions
check_symbol_exists(posix_memalign stdlib.h HAVE_POSIX_MEMALIGN_DEFAULT)
if(NOT HAVE_POSIX_MEMALIGN_DEFAULT)
set(OLD_REQUIRED_FLAGS ${CMAKE_REQUIRED_FLAGS})
set(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -D_POSIX_C_SOURCE=200112L -D_XOPEN_SOURCE=600")
check_symbol_exists(posix_memalign stdlib.h HAVE_POSIX_MEMALIGN_POSIX)
if(NOT HAVE_POSIX_MEMALIGN_POSIX)
set(CMAKE_REQUIRED_FLAGS ${OLD_REQUIRED_FLAGS})
else()
set(CPP_DEFS ${CPP_DEFS} _POSIX_C_SOURCE=200112L _XOPEN_SOURCE=600)
endif()
endif()
unset(OLD_REQUIRED_FLAGS)
endif()
# C99 has restrict, but C++ does not, so we can only utilize __restrict.
check_cxx_source_compiles("int *__restrict foo;
int main() { return 0; }" HAVE___RESTRICT)
if(HAVE___RESTRICT)
set(CPP_DEFS ${CPP_DEFS} RESTRICT=__restrict)
else()
set(CPP_DEFS ${CPP_DEFS} "RESTRICT=")
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)
set(CPP_DEFS ${CPP_DEFS} _CRT_SECURE_NO_WARNINGS)
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 ${C_FLAGS} /W4 /w14640 /wd4065 /wd4127 /wd4268 /wd4324 /wd5030 /wd5051)
if(NOT DXSDK_DIR)
string(REGEX REPLACE "\\\\" "/" DXSDK_DIR "$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()
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} "-Wl,--push-state,-Bstatic,-lstdc++,--pop-state")
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} "-Wl,--push-state,-Bstatic,-lstdc++,--pop-state")
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,-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 ${LINKER_FLAGS} "-Wl,--push-state,-Bstatic,-lwinpthread,--pop-state")
endif()
endif()
endif()
# Set visibility/export options if available
if(NOT LIBTYPE STREQUAL "STATIC")
if(WIN32)
set(EXPORT_DECL "__declspec(dllexport)")
else()
set(OLD_REQUIRED_FLAGS "${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 enabled 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 enabled 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(malloc.h HAVE_MALLOC_H)
check_include_file(cpuid.h HAVE_CPUID_H)
check_include_file(intrin.h HAVE_INTRIN_H)
check_include_file(guiddef.h HAVE_GUIDDEF_H)
if(NOT HAVE_GUIDDEF_H)
check_include_file(initguid.h HAVE_INITGUID_H)
endif()
# 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 ${CMAKE_REQUIRED_LIBRARIES} dl)
endif()
endif()
# Check for a cpuid intrinsic
if(HAVE_CPUID_H)
check_c_source_compiles("#include <cpuid.h>
int main()
{
unsigned int eax, ebx, ecx, edx;
return __get_cpuid(0, &eax, &ebx, &ecx, &edx);
}" HAVE_GCC_GET_CPUID)
endif()
if(HAVE_INTRIN_H)
check_c_source_compiles("#include <intrin.h>
int main()
{
int regs[4];
__cpuid(regs, 0);
return regs[0];
}" HAVE_CPUID_INTRINSIC)
endif()
check_symbol_exists(posix_memalign stdlib.h HAVE_POSIX_MEMALIGN)
check_symbol_exists(_aligned_malloc malloc.h HAVE__ALIGNED_MALLOC)
check_symbol_exists(proc_pidpath libproc.h HAVE_PROC_PIDPATH)
if(NOT WIN32)
# We need pthreads outside of Windows, for semaphores. It's also used to
# set the priority and name of threads, when possible.
check_include_file(pthread.h HAVE_PTHREAD_H)
if(NOT HAVE_PTHREAD_H)
message(FATAL_ERROR "PThreads is required for non-Windows builds!")
endif()
check_c_compiler_flag(-pthread HAVE_PTHREAD)
if(HAVE_PTHREAD)
set(CMAKE_REQUIRED_FLAGS "${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()
check_symbol_exists(getopt unistd.h HAVE_GETOPT)
# Common sources used by both the OpenAL implementation library, the OpenAL
# router, and certain tools and examples.
set(COMMON_OBJS
common/albit.h
common/alcomplex.cpp
common/alcomplex.h
common/aldeque.h
common/alfstream.cpp
common/alfstream.h
common/almalloc.cpp
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/altraits.h
common/atomic.h
common/comptr.h
common/dynload.cpp
common/dynload.h
common/intrusive_ptr.h
common/opthelpers.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/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 enabled 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/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_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} ${PIPEWIRE_INCLUDE_DIRS})
endif()
endif()
if(ALSOFT_REQUIRE_PIPEWIRE AND NOT HAVE_PIPEWIRE)
message(FATAL_ERROR "Failed to enabled required PipeWire backend")
endif()
# Check PulseAudio backend
option(ALSOFT_BACKEND_PULSEAUDIO "Enable PulseAudio backend" ON)
option(ALSOFT_REQUIRE_PULSEAUDIO "Require PulseAudio backend" OFF)
if(ALSOFT_BACKEND_PULSEAUDIO)
find_package(PulseAudio)
if(PULSEAUDIO_FOUND)
set(HAVE_PULSEAUDIO 1)
set(BACKENDS "${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} ${PULSEAUDIO_INCLUDE_DIR})
endif()
endif()
if(ALSOFT_REQUIRE_PULSEAUDIO AND NOT HAVE_PULSEAUDIO)
message(FATAL_ERROR "Failed to enabled required PulseAudio backend")
endif()
if(NOT WIN32)
# Check ALSA backend
option(ALSOFT_BACKEND_ALSA "Enable ALSA backend" ON)
option(ALSOFT_REQUIRE_ALSA "Require ALSA backend" OFF)
if(ALSOFT_BACKEND_ALSA)
find_package(ALSA)
if(ALSA_FOUND)
set(HAVE_ALSA 1)
set(BACKENDS "${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} ${AUDIOIO_INCLUDE_DIRS})
endif()
endif()
# Check SndIO backend
option(ALSOFT_BACKEND_SNDIO "Enable SndIO backend" ON)
option(ALSOFT_REQUIRE_SNDIO "Require SndIO backend" OFF)
if(ALSOFT_BACKEND_SNDIO)
find_package(SoundIO)
if(SOUNDIO_FOUND)
set(HAVE_SNDIO 1)
set(BACKENDS "${BACKENDS} SndIO (linked),")
set(ALC_OBJS ${ALC_OBJS} alc/backends/sndio.cpp alc/backends/sndio.h)
set(EXTRA_LIBS ${SOUNDIO_LIBRARIES} ${EXTRA_LIBS})
set(INC_PATHS ${INC_PATHS} ${SOUNDIO_INCLUDE_DIRS})
endif()
endif()
endif()
if(ALSOFT_REQUIRE_ALSA AND NOT HAVE_ALSA)
message(FATAL_ERROR "Failed to enabled required ALSA backend")
endif()
if(ALSOFT_REQUIRE_OSS AND NOT HAVE_OSS)
message(FATAL_ERROR "Failed to enabled required OSS backend")
endif()
if(ALSOFT_REQUIRE_SOLARIS AND NOT HAVE_SOLARIS)
message(FATAL_ERROR "Failed to enabled required Solaris backend")
endif()
if(ALSOFT_REQUIRE_SNDIO AND NOT HAVE_SNDIO)
message(FATAL_ERROR "Failed to enabled required SndIO backend")
endif()
# Check Windows-only backends
if(WIN32)
if (NOT ALSOFT_UWP)
# Check MMSystem backend
option(ALSOFT_BACKEND_WINMM "Enable Windows Multimedia backend" ON)
option(ALSOFT_REQUIRE_WINMM "Require Windows Multimedia backend" OFF)
if(ALSOFT_BACKEND_WINMM)
set(HAVE_WINMM 1)
set(BACKENDS "${BACKENDS} WinMM,")
set(ALC_OBJS ${ALC_OBJS} alc/backends/winmm.cpp alc/backends/winmm.h)
# There doesn't seem to be good way to search for winmm.lib for MSVC.
# find_library doesn't find it without being told to look in a specific
# place in the WindowsSDK, but it links anyway. If there ends up being
# Windows targets without this, another means to detect it is needed.
set(EXTRA_LIBS winmm ${EXTRA_LIBS})
endif()
# Check DSound backend
option(ALSOFT_BACKEND_DSOUND "Enable DirectSound backend" ON)
option(ALSOFT_REQUIRE_DSOUND "Require DirectSound backend" OFF)
if(ALSOFT_BACKEND_DSOUND)
check_include_file(dsound.h HAVE_DSOUND_H)
if(DXSDK_DIR)
find_path(DSOUND_INCLUDE_DIR NAMES "dsound.h"
PATHS "${DXSDK_DIR}" PATH_SUFFIXES include
DOC "The DirectSound include directory")
endif()
if(HAVE_DSOUND_H OR DSOUND_INCLUDE_DIR)
set(HAVE_DSOUND 1)
set(BACKENDS "${BACKENDS} DirectSound,")
set(ALC_OBJS ${ALC_OBJS} alc/backends/dsound.cpp alc/backends/dsound.h)
if(NOT HAVE_DSOUND_H)
set(INC_PATHS ${INC_PATHS} ${DSOUND_INCLUDE_DIR})
endif()
endif()
endif()
endif()
# Check for WASAPI backend
option(ALSOFT_BACKEND_WASAPI "Enable WASAPI backend" ON)
option(ALSOFT_REQUIRE_WASAPI "Require WASAPI backend" OFF)
if(ALSOFT_BACKEND_WASAPI)
check_include_file(mmdeviceapi.h HAVE_MMDEVICEAPI_H)
if(HAVE_MMDEVICEAPI_H)
set(HAVE_WASAPI 1)
set(BACKENDS "${BACKENDS} WASAPI,")
set(ALC_OBJS ${ALC_OBJS} alc/backends/wasapi.cpp alc/backends/wasapi.h)
if(ALSOFT_UWP)
set_source_files_properties(alc/backends/wasapi.cpp alc/alconfig.cpp PROPERTIES COMPILE_FLAGS /ZW)
endif()
endif()
endif()
# Setup properly link flags for UWP
if(ALSOFT_UWP AND HAVE_WASAPI)
# Add compile and link flags required C++/CX
set(C_FLAGS "/Zc:twoPhase-" ${C_FLAGS})
set(LINKER_FLAGS_DEBUG "/nodefaultlib:vccorlibd /nodefaultlib:msvcrtd vccorlibd.lib msvcrtd.lib ${LINKER_FLAGS_DEBUG}")
set(LINKER_FLAGS_RELEASE "/nodefaultlib:vccorlib /nodefaultlib:msvcrt vccorlib.lib msvcrt.lib ${LINKER_FLAGS_RELEASE}")
endif()
endif()
if(ALSOFT_REQUIRE_WINMM AND NOT HAVE_WINMM)
message(FATAL_ERROR "Failed to enabled required WinMM backend")
endif()
if(ALSOFT_REQUIRE_DSOUND AND NOT HAVE_DSOUND)
message(FATAL_ERROR "Failed to enabled required DSound backend")
endif()
if(ALSOFT_REQUIRE_WASAPI AND NOT HAVE_WASAPI)
message(FATAL_ERROR "Failed to enabled required WASAPI backend")
endif()
# Check JACK backend
option(ALSOFT_BACKEND_JACK "Enable JACK backend" ON)
option(ALSOFT_REQUIRE_JACK "Require JACK backend" OFF)
if(ALSOFT_BACKEND_JACK)
find_package(JACK)
if(JACK_FOUND)
set(HAVE_JACK 1)
set(BACKENDS "${BACKENDS} JACK${IS_LINKED},")
set(ALC_OBJS ${ALC_OBJS} alc/backends/jack.cpp alc/backends/jack.h)
add_backend_libs(${JACK_LIBRARIES})
set(INC_PATHS ${INC_PATHS} ${JACK_INCLUDE_DIRS})
endif()
endif()
if(ALSOFT_REQUIRE_JACK AND NOT HAVE_JACK)
message(FATAL_ERROR "Failed to enabled required JACK backend")
endif()
# Check CoreAudio backend
option(ALSOFT_BACKEND_COREAUDIO "Enable CoreAudio backend" ON)
option(ALSOFT_REQUIRE_COREAUDIO "Require CoreAudio backend" OFF)
if(ALSOFT_BACKEND_COREAUDIO)
find_library(COREAUDIO_FRAMEWORK NAMES CoreAudio)
find_path(AUDIOUNIT_INCLUDE_DIR NAMES AudioUnit/AudioUnit.h)
if(COREAUDIO_FRAMEWORK AND AUDIOUNIT_INCLUDE_DIR)
set(HAVE_COREAUDIO 1)
set(ALC_OBJS ${ALC_OBJS} alc/backends/coreaudio.cpp alc/backends/coreaudio.h)
set(BACKENDS "${BACKENDS} CoreAudio,")
set(EXTRA_LIBS -Wl,-framework,CoreAudio ${EXTRA_LIBS})
if(CMAKE_SYSTEM_NAME MATCHES "^(iOS|tvOS)$")
find_library(COREFOUNDATION_FRAMEWORK NAMES CoreFoundation)
if(COREFOUNDATION_FRAMEWORK)
set(EXTRA_LIBS -Wl,-framework,CoreFoundation ${EXTRA_LIBS})
endif()
else()
set(EXTRA_LIBS -Wl,-framework,AudioUnit,-framework,ApplicationServices ${EXTRA_LIBS})
endif()
# Some versions of OSX may need the AudioToolbox framework. Add it if
# it's found.
find_library(AUDIOTOOLBOX_LIBRARY NAMES AudioToolbox)
if(AUDIOTOOLBOX_LIBRARY)
set(EXTRA_LIBS -Wl,-framework,AudioToolbox ${EXTRA_LIBS})
endif()
set(INC_PATHS ${INC_PATHS} ${AUDIOUNIT_INCLUDE_DIR})
endif()
endif()
if(ALSOFT_REQUIRE_COREAUDIO AND NOT HAVE_COREAUDIO)
message(FATAL_ERROR "Failed to enabled required CoreAudio backend")
endif()
# Check for Oboe (Android) backend
option(ALSOFT_BACKEND_OBOE "Enable Oboe backend" ON)
option(ALSOFT_REQUIRE_OBOE "Require Oboe backend" OFF)
if(ALSOFT_BACKEND_OBOE)
set(OBOE_TARGET )
if(ANDROID)
set(OBOE_SOURCE "" CACHE STRING "Source directory for Oboe.")
if(OBOE_SOURCE)
add_subdirectory(${OBOE_SOURCE} ./oboe)
set(OBOE_TARGET oboe)
else()
find_package(oboe CONFIG)
if(NOT TARGET oboe::oboe)
find_package(Oboe)
endif()
if(TARGET oboe::oboe)
set(OBOE_TARGET "oboe::oboe")
endif()
endif()
endif()
if(OBOE_TARGET)
set(HAVE_OBOE 1)
set(ALC_OBJS ${ALC_OBJS} alc/backends/oboe.cpp alc/backends/oboe.h)
set(BACKENDS "${BACKENDS} Oboe,")
set(EXTRA_LIBS ${OBOE_TARGET} ${EXTRA_LIBS})
endif()
endif()
if(ALSOFT_REQUIRE_OBOE AND NOT HAVE_OBOE)
message(FATAL_ERROR "Failed to enabled required Oboe backend")
endif()
# Check for OpenSL (Android) backend
option(ALSOFT_BACKEND_OPENSL "Enable OpenSL backend" ON)
option(ALSOFT_REQUIRE_OPENSL "Require OpenSL backend" OFF)
if(ALSOFT_BACKEND_OPENSL)
find_package(OpenSL)
if(OPENSL_FOUND)
set(HAVE_OPENSL 1)
set(ALC_OBJS ${ALC_OBJS} alc/backends/opensl.cpp alc/backends/opensl.h)
set(BACKENDS "${BACKENDS} OpenSL,")
set(EXTRA_LIBS ${OPENSL_LIBRARIES} ${EXTRA_LIBS})
set(INC_PATHS ${INC_PATHS} ${OPENSL_INCLUDE_DIRS})
endif()
endif()
if(ALSOFT_REQUIRE_OPENSL AND NOT HAVE_OPENSL)
message(FATAL_ERROR "Failed to enabled required OpenSL backend")
endif()
# Check PortAudio backend
option(ALSOFT_BACKEND_PORTAUDIO "Enable PortAudio backend" ON)
option(ALSOFT_REQUIRE_PORTAUDIO "Require PortAudio backend" OFF)
if(ALSOFT_BACKEND_PORTAUDIO)
find_package(PortAudio)
if(PORTAUDIO_FOUND)
set(HAVE_PORTAUDIO 1)
set(BACKENDS "${BACKENDS} PortAudio${IS_LINKED},")
set(ALC_OBJS ${ALC_OBJS} alc/backends/portaudio.cpp alc/backends/portaudio.h)
add_backend_libs(${PORTAUDIO_LIBRARIES})
set(INC_PATHS ${INC_PATHS} ${PORTAUDIO_INCLUDE_DIRS})
endif()
endif()
if(ALSOFT_REQUIRE_PORTAUDIO AND NOT HAVE_PORTAUDIO)
message(FATAL_ERROR "Failed to enabled required PortAudio backend")
endif()
# Check for SDL2 backend
# Off by default, since it adds a runtime dependency
option(ALSOFT_BACKEND_SDL2 "Enable SDL2 backend" OFF)
option(ALSOFT_REQUIRE_SDL2 "Require SDL2 backend" OFF)
if(ALSOFT_BACKEND_SDL2)
if(SDL2_FOUND)
set(HAVE_SDL2 1)
set(ALC_OBJS ${ALC_OBJS} alc/backends/sdl2.cpp alc/backends/sdl2.h)
set(BACKENDS "${BACKENDS} SDL2,")
set(EXTRA_LIBS ${EXTRA_LIBS} SDL2::SDL2)
else()
message(STATUS "Could NOT find SDL2")
endif()
endif()
if(ALSOFT_REQUIRE_SDL2 AND NOT SDL2_FOUND)
message(FATAL_ERROR "Failed to enabled required SDL2 backend")
endif()
# Optionally enable the Wave Writer backend
option(ALSOFT_BACKEND_WAVE "Enable Wave Writer backend" ON)
if(ALSOFT_BACKEND_WAVE)
set(HAVE_WAVE 1)
set(ALC_OBJS ${ALC_OBJS} alc/backends/wave.cpp alc/backends/wave.h)
set(BACKENDS "${BACKENDS} WaveFile,")
endif()
# This is always available
set(BACKENDS "${BACKENDS} Null")
find_package(Git)
if(ALSOFT_UPDATE_BUILD_VERSION AND GIT_FOUND AND EXISTS "${OpenAL_SOURCE_DIR}/.git")
set(GIT_DIR "${OpenAL_SOURCE_DIR}/.git")
# Check if this is a submodule, if it is then find the .git directory
if(NOT IS_DIRECTORY "${OpenAL_SOURCE_DIR}/.git")
file(READ ${GIT_DIR} submodule)
string(REGEX REPLACE "gitdir: (.*)$" "\\1" GIT_DIR_RELATIVE ${submodule})
string(STRIP ${GIT_DIR_RELATIVE} GIT_DIR_RELATIVE)
get_filename_component(SUBMODULE_DIR ${GIT_DIR} PATH)
get_filename_component(GIT_DIR ${SUBMODULE_DIR}/${GIT_DIR_RELATIVE} ABSOLUTE)
endif()
# Get the current working branch and its latest abbreviated commit hash
add_custom_command(OUTPUT "${OpenAL_BINARY_DIR}/version_witness.txt"
BYPRODUCTS "${OpenAL_BINARY_DIR}/version.h"
COMMAND ${CMAKE_COMMAND} -D GIT_EXECUTABLE=${GIT_EXECUTABLE} -D LIB_VERSION=${LIB_VERSION}
-D LIB_VERSION_NUM=${LIB_VERSION_NUM} -D SRC=${OpenAL_SOURCE_DIR}/version.h.in
-D DST=${OpenAL_BINARY_DIR}/version.h -P ${OpenAL_SOURCE_DIR}/version.cmake
COMMAND ${CMAKE_COMMAND} -E touch "${OpenAL_BINARY_DIR}/version_witness.txt"
WORKING_DIRECTORY "${OpenAL_SOURCE_DIR}"
MAIN_DEPENDENCY "${OpenAL_SOURCE_DIR}/version.h.in"
DEPENDS "${GIT_DIR}/index" "${OpenAL_SOURCE_DIR}/version.cmake"
VERBATIM
)
add_custom_target(build_version DEPENDS "${OpenAL_BINARY_DIR}/version_witness.txt")
else()
set(GIT_BRANCH "UNKNOWN")
set(GIT_COMMIT_HASH "unknown")
configure_file(
"${OpenAL_SOURCE_DIR}/version.h.in"
"${OpenAL_BINARY_DIR}/version.h")
endif()
option(ALSOFT_EMBED_HRTF_DATA "Embed the HRTF data files (increases library footprint)" ON)
if(ALSOFT_EMBED_HRTF_DATA)
macro(make_hrtf_header FILENAME VARNAME)
set(infile "${OpenAL_SOURCE_DIR}/hrtf/${FILENAME}")
set(outfile "${OpenAL_BINARY_DIR}/${VARNAME}.txt")
add_custom_command(OUTPUT "${outfile}"
COMMAND ${CMAKE_COMMAND} -D "INPUT_FILE=${infile}" -D "OUTPUT_FILE=${outfile}"
-P "${CMAKE_MODULE_PATH}/bin2h.script.cmake"
WORKING_DIRECTORY "${OpenAL_SOURCE_DIR}"
DEPENDS "${infile}" "${CMAKE_MODULE_PATH}/bin2h.script.cmake"
VERBATIM
)
set(ALC_OBJS ${ALC_OBJS} "${outfile}")
endmacro()
make_hrtf_header("Default HRTF.mhr" "default_hrtf")
endif()
if(ALSOFT_UTILS)
find_package(MySOFA)
if(NOT ALSOFT_NO_CONFIG_UTIL)
find_package(Qt5Widgets QUIET)
if(NOT Qt5Widgets_FOUND)
message(STATUS "Could NOT find Qt5Widgets")
endif()
endif()
endif()
if(ALSOFT_UTILS OR ALSOFT_EXAMPLES)
find_package(SndFile)
if(SDL2_FOUND)
find_package(FFmpeg COMPONENTS AVFORMAT AVCODEC AVUTIL SWSCALE SWRESAMPLE)
endif()
endif()
if(NOT WIN32)
set(LIBNAME "openal")
else()
set(LIBNAME "OpenAL32")
endif()
# Needed for openal.pc.in
set(prefix ${CMAKE_INSTALL_PREFIX})
set(exec_prefix "\${prefix}")
set(libdir "${CMAKE_INSTALL_FULL_LIBDIR}")
set(bindir "${CMAKE_INSTALL_FULL_BINDIR}")
set(includedir "${CMAKE_INSTALL_FULL_INCLUDEDIR}")
set(PACKAGE_VERSION "${LIB_VERSION}")
set(PKG_CONFIG_CFLAGS )
set(PKG_CONFIG_PRIVATE_LIBS )
if(LIBTYPE STREQUAL "STATIC")
set(PKG_CONFIG_CFLAGS -DAL_LIBTYPE_STATIC)
foreach(FLAG ${LINKER_FLAGS} ${EXTRA_LIBS} ${MATH_LIB})
# If this is already a linker flag, or is a full path+file, add it
# as-is. If it's an SDL2 target, add the link flag for it. Otherwise,
# it's a name intended to be dressed as -lname.
if(FLAG MATCHES "^-.*" OR EXISTS "${FLAG}")
set(PKG_CONFIG_PRIVATE_LIBS "${PKG_CONFIG_PRIVATE_LIBS} ${FLAG}")
elseif(FLAG MATCHES "^SDL2::SDL2")
set(PKG_CONFIG_PRIVATE_LIBS "${PKG_CONFIG_PRIVATE_LIBS} -lSDL2")
else()
set(PKG_CONFIG_PRIVATE_LIBS "${PKG_CONFIG_PRIVATE_LIBS} -l${FLAG}")
endif()
endforeach()
endif()
# End configuration
configure_file(
"${OpenAL_SOURCE_DIR}/config.h.in"
"${OpenAL_BINARY_DIR}/config.h")
configure_file(
"${OpenAL_SOURCE_DIR}/openal.pc.in"
"${OpenAL_BINARY_DIR}/openal.pc"
@ONLY)
add_library(alcommon STATIC EXCLUDE_FROM_ALL ${COMMON_OBJS})
target_include_directories(alcommon PRIVATE ${OpenAL_BINARY_DIR} ${OpenAL_SOURCE_DIR}/include)
target_compile_definitions(alcommon PRIVATE ${CPP_DEFS})
target_compile_options(alcommon PRIVATE ${C_FLAGS})
set_target_properties(alcommon PROPERTIES ${DEFAULT_TARGET_PROPS} POSITION_INDEPENDENT_CODE TRUE)
unset(HAS_ROUTER)
set(IMPL_TARGET OpenAL) # Either OpenAL or soft_oal.
# Build main library
if(LIBTYPE STREQUAL "STATIC")
add_library(${IMPL_TARGET} STATIC ${COMMON_OBJS} ${OPENAL_OBJS} ${ALC_OBJS} ${CORE_OBJS})
target_compile_definitions(${IMPL_TARGET} PUBLIC AL_LIBTYPE_STATIC)
target_link_libraries(${IMPL_TARGET} PRIVATE ${LINKER_FLAGS} ${EXTRA_LIBS} ${MATH_LIB})
if(WIN32)
# This option is for static linking OpenAL Soft into another project
# that already defines the IDs. It is up to that project to ensure all
# required IDs are defined.
option(ALSOFT_NO_UID_DEFS "Do not define GUIDs, IIDs, CLSIDs, or PropertyKeys" OFF)
if(ALSOFT_NO_UID_DEFS)
target_compile_definitions(${IMPL_TARGET} PRIVATE AL_NO_UID_DEFS)
endif()
endif()
else()
set(RC_CONFIG resources/openal32.rc)
if(WIN32 AND ALSOFT_BUILD_ROUTER)
add_library(OpenAL SHARED
resources/router.rc
router/router.cpp
router/router.h
router/alc.cpp
router/al.cpp
)
target_compile_definitions(OpenAL
PRIVATE AL_BUILD_LIBRARY AL_ALEXT_PROTOTYPES "ALC_API=${EXPORT_DECL}"
"AL_API=${EXPORT_DECL}" ${CPP_DEFS})
target_compile_options(OpenAL PRIVATE ${C_FLAGS})
target_link_libraries(OpenAL PRIVATE alcommon ${LINKER_FLAGS})
target_include_directories(OpenAL
PUBLIC
$<BUILD_INTERFACE:${OpenAL_SOURCE_DIR}/include>
$<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>
PRIVATE
${OpenAL_SOURCE_DIR}/common
${OpenAL_BINARY_DIR}
)
set_target_properties(OpenAL PROPERTIES ${DEFAULT_TARGET_PROPS} PREFIX ""
OUTPUT_NAME ${LIBNAME})
if(TARGET build_version)
add_dependencies(OpenAL build_version)
endif()
set(HAS_ROUTER 1)
set(LIBNAME "soft_oal")
set(IMPL_TARGET soft_oal)
set(RC_CONFIG resources/soft_oal.rc)
endif()
# !important: for osx framework public header works, the headers must be in
# the project
set(TARGET_PUBLIC_HEADERS include/AL/al.h include/AL/alc.h include/AL/alext.h include/AL/efx.h
include/AL/efx-presets.h)
add_library(${IMPL_TARGET} SHARED ${OPENAL_OBJS} ${ALC_OBJS} ${CORE_OBJS} ${RC_CONFIG}
${TARGET_PUBLIC_HEADERS})
if(WIN32)
set_target_properties(${IMPL_TARGET} PROPERTIES PREFIX "")
endif()
target_link_libraries(${IMPL_TARGET} PRIVATE alcommon ${LINKER_FLAGS} ${EXTRA_LIBS} ${MATH_LIB})
if(ALSOFT_UWP AND HAVE_WASAPI)
set_target_properties(${IMPL_TARGET} PROPERTIES
LINK_FLAGS_DEBUG "${LINKER_FLAGS_DEBUG}"
LINK_FLAGS_RELEASE "${LINKER_FLAGS_RELEASE}"
LINK_FLAGS_MINSIZEREL "${LINKER_FLAGS_RELEASE}"
LINK_FLAGS_RELWITHDEBINFO "${LINKER_FLAGS_RELEASE}"
)
endif()
if(NOT WIN32 AND NOT APPLE)
# FIXME: This doesn't put a dependency on the version script. Changing
# the version script will not cause a relink as it should.
target_link_options(${IMPL_TARGET} PRIVATE
"-Wl,--version-script=${OpenAL_SOURCE_DIR}/libopenal.version")
endif()
if(APPLE AND ALSOFT_OSX_FRAMEWORK)
# Sets framework name to soft_oal to avoid ambiguity with the system OpenAL.framework
set(LIBNAME "soft_oal")
if(GIT_FOUND)
execute_process(COMMAND ${GIT_EXECUTABLE} rev-list --count HEAD
TIMEOUT 5
OUTPUT_VARIABLE BUNDLE_VERSION
OUTPUT_STRIP_TRAILING_WHITESPACE)
else()
set(BUNDLE_VERSION 1)
endif()
# Build: Fix rpath in iOS shared libraries
# If this flag is not set, the final dylib binary ld path will be
# /User/xxx/*/soft_oal.framework/soft_oal, which can't be loaded by iOS devices.
# See also: https://github.com/libjpeg-turbo/libjpeg-turbo/commit/c80ddef7a4ce21ace9e3ca0fd190d320cc8cdaeb
if(NOT CMAKE_SHARED_LIBRARY_RUNTIME_C_FLAG)
set(CMAKE_SHARED_LIBRARY_RUNTIME_C_FLAG "-Wl,-rpath,")
endif()
set_target_properties(${IMPL_TARGET} PROPERTIES
FRAMEWORK TRUE
FRAMEWORK_VERSION C
MACOSX_FRAMEWORK_NAME "${IMPL_TARGET}"
MACOSX_FRAMEWORK_IDENTIFIER "org.openal-soft.openal"
MACOSX_FRAMEWORK_SHORT_VERSION_STRING "${LIB_VERSION}"
MACOSX_FRAMEWORK_BUNDLE_VERSION "${BUNDLE_VERSION}"
XCODE_ATTRIBUTE_CODE_SIGN_IDENTITY ""
XCODE_ATTRIBUTE_CODE_SIGNING_ALLOWED "NO"
XCODE_ATTRIBUTE_CODE_SIGNING_REQUIRED "NO"
PUBLIC_HEADER "${TARGET_PUBLIC_HEADERS}"
MACOSX_RPATH TRUE)
endif()
endif()
target_include_directories(${IMPL_TARGET}
PUBLIC
$<BUILD_INTERFACE:${OpenAL_SOURCE_DIR}/include>
INTERFACE
$<BUILD_INTERFACE:${OpenAL_SOURCE_DIR}/include/AL>
$<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>
$<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}/AL>
PRIVATE
${INC_PATHS}
${OpenAL_BINARY_DIR}
${OpenAL_SOURCE_DIR}
${OpenAL_SOURCE_DIR}/common
)
set_target_properties(${IMPL_TARGET} PROPERTIES ${DEFAULT_TARGET_PROPS}
OUTPUT_NAME ${LIBNAME}
VERSION ${LIB_VERSION}
SOVERSION ${LIB_MAJOR_VERSION}
)
target_compile_definitions(${IMPL_TARGET}
PRIVATE AL_BUILD_LIBRARY AL_ALEXT_PROTOTYPES "ALC_API=${EXPORT_DECL}" "AL_API=${EXPORT_DECL}"
${CPP_DEFS})
target_compile_options(${IMPL_TARGET} PRIVATE ${C_FLAGS})
if(TARGET build_version)
add_dependencies(${IMPL_TARGET} build_version)
endif()
if(WIN32 AND MINGW AND ALSOFT_BUILD_IMPORT_LIB AND NOT LIBTYPE STREQUAL "STATIC")
find_program(SED_EXECUTABLE NAMES sed DOC "sed executable")
if(NOT SED_EXECUTABLE OR NOT CMAKE_DLLTOOL)
message(STATUS "")
if(NOT SED_EXECUTABLE)
message(STATUS "WARNING: Cannot find sed, disabling .def/.lib generation")
endif()
if(NOT CMAKE_DLLTOOL)
message(STATUS "WARNING: Cannot find dlltool, disabling .def/.lib generation")
endif()
else()
target_link_options(OpenAL PRIVATE "-Wl,--output-def,OpenAL32.def")
add_custom_command(TARGET OpenAL POST_BUILD
COMMAND "${SED_EXECUTABLE}" -i -e "s/ @[^ ]*//" OpenAL32.def
COMMAND "${CMAKE_DLLTOOL}" -d OpenAL32.def -l OpenAL32.lib -D OpenAL32.dll
# Technically OpenAL32.def was created by the build, but cmake
# doesn't recognize it due to -Wl,--output-def,OpenAL32.def being
# manually specified. But declaring the file here allows it to be
# properly cleaned, e.g. during make clean.
BYPRODUCTS OpenAL32.def OpenAL32.lib
COMMENT "Stripping ordinals from OpenAL32.def and generating OpenAL32.lib..."
VERBATIM
)
endif()
endif()
if(HAS_ROUTER)
message(STATUS "")
message(STATUS "Building DLL router")
endif()
message(STATUS "")
message(STATUS "Building OpenAL with support for the following backends:")
message(STATUS " ${BACKENDS}")
message(STATUS "")
message(STATUS "Building with support for CPU extensions:")
message(STATUS " ${CPU_EXTS}")
message(STATUS "")
if(FPMATH_SET)
message(STATUS "Building with SSE${FPMATH_SET} codegen")
message(STATUS "")
endif()
if(ALSOFT_UWP)
message(STATUS "Building with UWP support")
message(STATUS "")
endif()
if(ALSOFT_EAX)
message(STATUS "Building with legacy EAX extension support")
message(STATUS "")
endif()
if(ALSOFT_EMBED_HRTF_DATA)
message(STATUS "Embedding HRTF datasets")
message(STATUS "")
endif()
# An alias for sub-project builds
add_library(OpenAL::OpenAL ALIAS OpenAL)
# Install main library
if(ALSOFT_INSTALL)
configure_package_config_file(OpenALConfig.cmake.in OpenALConfig.cmake
INSTALL_DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/OpenAL)
install(TARGETS OpenAL EXPORT OpenAL
RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
FRAMEWORK DESTINATION ${CMAKE_INSTALL_LIBDIR}
INCLUDES DESTINATION ${CMAKE_INSTALL_INCLUDEDIR} ${CMAKE_INSTALL_INCLUDEDIR}/AL)
export(TARGETS OpenAL
NAMESPACE OpenAL::
FILE OpenALTargets.cmake)
install(EXPORT OpenAL
DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/OpenAL
NAMESPACE OpenAL::
FILE OpenALTargets.cmake)
install(DIRECTORY include/AL
DESTINATION ${CMAKE_INSTALL_INCLUDEDIR})
install(FILES "${OpenAL_BINARY_DIR}/openal.pc"
DESTINATION "${CMAKE_INSTALL_LIBDIR}/pkgconfig")
install(FILES "${OpenAL_BINARY_DIR}/OpenALConfig.cmake"
DESTINATION "${CMAKE_INSTALL_LIBDIR}/cmake/OpenAL")
if(TARGET soft_oal)
install(TARGETS soft_oal
RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR})
endif()
message(STATUS "Installing library and headers")
else()
message(STATUS "NOT installing library and headers")
endif()
if(ALSOFT_INSTALL_CONFIG)
install(FILES alsoftrc.sample
DESTINATION ${CMAKE_INSTALL_DATADIR}/openal)
message(STATUS "Installing sample configuration")
endif()
if(ALSOFT_INSTALL_HRTF_DATA)
install(DIRECTORY hrtf
DESTINATION ${CMAKE_INSTALL_DATADIR}/openal)
message(STATUS "Installing HRTF data files")
endif()
if(ALSOFT_INSTALL_AMBDEC_PRESETS)
install(DIRECTORY presets
DESTINATION ${CMAKE_INSTALL_DATADIR}/openal)
message(STATUS "Installing AmbDec presets")
endif()
message(STATUS "")
set(UNICODE_FLAG )
if(MINGW)
set(UNICODE_FLAG ${UNICODE_FLAG} -municode)
endif()
set(EXTRA_INSTALLS )
if(ALSOFT_UTILS)
add_executable(openal-info utils/openal-info.c)
target_include_directories(openal-info PRIVATE ${OpenAL_SOURCE_DIR}/common)
target_compile_options(openal-info PRIVATE ${C_FLAGS})
target_link_libraries(openal-info PRIVATE ${LINKER_FLAGS} OpenAL ${UNICODE_FLAG})
set_target_properties(openal-info PROPERTIES ${DEFAULT_TARGET_PROPS})
if(ALSOFT_INSTALL_EXAMPLES)
set(EXTRA_INSTALLS ${EXTRA_INSTALLS} openal-info)
endif()
if(SNDFILE_FOUND)
add_executable(uhjdecoder utils/uhjdecoder.cpp)
target_compile_definitions(uhjdecoder PRIVATE ${CPP_DEFS})
target_include_directories(uhjdecoder
PRIVATE ${OpenAL_BINARY_DIR} ${OpenAL_SOURCE_DIR}/common)
target_compile_options(uhjdecoder PRIVATE ${C_FLAGS})
target_link_libraries(uhjdecoder PUBLIC alcommon
PRIVATE ${LINKER_FLAGS} SndFile::SndFile ${UNICODE_FLAG})
set_target_properties(uhjdecoder PROPERTIES ${DEFAULT_TARGET_PROPS})
add_executable(uhjencoder utils/uhjencoder.cpp)
target_compile_definitions(uhjencoder PRIVATE ${CPP_DEFS})
target_include_directories(uhjencoder
PRIVATE ${OpenAL_BINARY_DIR} ${OpenAL_SOURCE_DIR}/common)
target_compile_options(uhjencoder PRIVATE ${C_FLAGS})
target_link_libraries(uhjencoder PUBLIC alcommon
PRIVATE ${LINKER_FLAGS} SndFile::SndFile ${UNICODE_FLAG})
set_target_properties(uhjencoder PROPERTIES ${DEFAULT_TARGET_PROPS})
endif()
if(MYSOFA_FOUND)
set(SOFA_SUPPORT_SRCS
utils/sofa-support.cpp
utils/sofa-support.h)
add_library(sofa-support STATIC EXCLUDE_FROM_ALL ${SOFA_SUPPORT_SRCS})
target_compile_definitions(sofa-support PRIVATE ${CPP_DEFS})
target_include_directories(sofa-support PUBLIC ${OpenAL_SOURCE_DIR}/common)
target_compile_options(sofa-support PRIVATE ${C_FLAGS})
target_link_libraries(sofa-support PUBLIC alcommon MySOFA::MySOFA PRIVATE ${LINKER_FLAGS})
set_target_properties(sofa-support PROPERTIES ${DEFAULT_TARGET_PROPS})
set(MAKEMHR_SRCS
utils/makemhr/loaddef.cpp
utils/makemhr/loaddef.h
utils/makemhr/loadsofa.cpp
utils/makemhr/loadsofa.h
utils/makemhr/makemhr.cpp
utils/makemhr/makemhr.h)
if(NOT HAVE_GETOPT)
set(MAKEMHR_SRCS ${MAKEMHR_SRCS} utils/getopt.c utils/getopt.h)
endif()
add_executable(makemhr ${MAKEMHR_SRCS})
target_compile_definitions(makemhr PRIVATE ${CPP_DEFS})
target_include_directories(makemhr
PRIVATE ${OpenAL_BINARY_DIR} ${OpenAL_SOURCE_DIR}/utils)
target_compile_options(makemhr PRIVATE ${C_FLAGS})
target_link_libraries(makemhr PRIVATE ${LINKER_FLAGS} sofa-support ${UNICODE_FLAG})
set_target_properties(makemhr PROPERTIES ${DEFAULT_TARGET_PROPS})
if(ALSOFT_INSTALL_EXAMPLES)
set(EXTRA_INSTALLS ${EXTRA_INSTALLS} makemhr)
endif()
set(SOFAINFO_SRCS utils/sofa-info.cpp)
add_executable(sofa-info ${SOFAINFO_SRCS})
target_compile_definitions(sofa-info PRIVATE ${CPP_DEFS})
target_include_directories(sofa-info PRIVATE ${OpenAL_SOURCE_DIR}/utils)
target_compile_options(sofa-info PRIVATE ${C_FLAGS})
target_link_libraries(sofa-info PRIVATE ${LINKER_FLAGS} sofa-support ${UNICODE_FLAG})
set_target_properties(sofa-info PROPERTIES ${DEFAULT_TARGET_PROPS})
endif()
message(STATUS "Building utility programs")
if(NOT ALSOFT_NO_CONFIG_UTIL)
add_subdirectory(utils/alsoft-config)
endif()
message(STATUS "")
endif()
# Add a static library with common functions used by multiple example targets
add_library(al-excommon STATIC EXCLUDE_FROM_ALL
examples/common/alhelpers.c
examples/common/alhelpers.h)
target_compile_definitions(al-excommon PUBLIC ${CPP_DEFS})
target_include_directories(al-excommon PUBLIC ${OpenAL_SOURCE_DIR}/common)
target_compile_options(al-excommon PUBLIC ${C_FLAGS})
target_link_libraries(al-excommon PUBLIC OpenAL PRIVATE ${RT_LIB})
set_target_properties(al-excommon PROPERTIES ${DEFAULT_TARGET_PROPS})
if(ALSOFT_EXAMPLES)
add_executable(altonegen examples/altonegen.c)
target_link_libraries(altonegen PRIVATE ${LINKER_FLAGS} ${MATH_LIB} al-excommon ${UNICODE_FLAG})
set_target_properties(altonegen PROPERTIES ${DEFAULT_TARGET_PROPS})
add_executable(alrecord examples/alrecord.c)
target_link_libraries(alrecord PRIVATE ${LINKER_FLAGS} al-excommon ${UNICODE_FLAG})
set_target_properties(alrecord PROPERTIES ${DEFAULT_TARGET_PROPS})
if(ALSOFT_INSTALL_EXAMPLES)
set(EXTRA_INSTALLS ${EXTRA_INSTALLS} altonegen alrecord)
endif()
message(STATUS "Building example programs")
if(SNDFILE_FOUND)
add_executable(alplay examples/alplay.c)
target_link_libraries(alplay PRIVATE ${LINKER_FLAGS} SndFile::SndFile al-excommon
${UNICODE_FLAG})
set_target_properties(alplay PROPERTIES ${DEFAULT_TARGET_PROPS})
add_executable(alstream examples/alstream.c)
target_link_libraries(alstream PRIVATE ${LINKER_FLAGS} SndFile::SndFile al-excommon
${UNICODE_FLAG})
set_target_properties(alstream PROPERTIES ${DEFAULT_TARGET_PROPS})
add_executable(alreverb examples/alreverb.c)
target_link_libraries(alreverb PRIVATE ${LINKER_FLAGS} SndFile::SndFile al-excommon
${UNICODE_FLAG})
set_target_properties(alreverb PROPERTIES ${DEFAULT_TARGET_PROPS})
add_executable(almultireverb examples/almultireverb.c)
target_link_libraries(almultireverb
PRIVATE ${LINKER_FLAGS} SndFile::SndFile al-excommon ${MATH_LIB} ${UNICODE_FLAG})
set_target_properties(almultireverb PROPERTIES ${DEFAULT_TARGET_PROPS})
add_executable(allatency examples/allatency.c)
target_link_libraries(allatency PRIVATE ${LINKER_FLAGS} SndFile::SndFile al-excommon
${UNICODE_FLAG})
set_target_properties(allatency PROPERTIES ${DEFAULT_TARGET_PROPS})
add_executable(alhrtf examples/alhrtf.c)
target_link_libraries(alhrtf
PRIVATE ${LINKER_FLAGS} SndFile::SndFile al-excommon ${MATH_LIB} ${UNICODE_FLAG})
set_target_properties(alhrtf PROPERTIES ${DEFAULT_TARGET_PROPS})
add_executable(alstreamcb examples/alstreamcb.cpp)
target_link_libraries(alstreamcb PRIVATE ${LINKER_FLAGS} SndFile::SndFile al-excommon
${UNICODE_FLAG})
set_target_properties(alstreamcb PROPERTIES ${DEFAULT_TARGET_PROPS})
add_executable(alconvolve examples/alconvolve.c)
target_link_libraries(alconvolve PRIVATE ${LINKER_FLAGS} alcommon SndFile::SndFile
al-excommon ${UNICODE_FLAG})
set_target_properties(alconvolve PROPERTIES ${DEFAULT_TARGET_PROPS})
if(ALSOFT_INSTALL_EXAMPLES)
set(EXTRA_INSTALLS ${EXTRA_INSTALLS} alplay alstream alreverb almultireverb allatency
alhrtf)
endif()
message(STATUS "Building SndFile example programs")
endif()
if(SDL2_FOUND)
add_executable(alloopback examples/alloopback.c)
target_link_libraries(alloopback
PRIVATE ${LINKER_FLAGS} SDL2::SDL2 al-excommon ${MATH_LIB})
set_target_properties(alloopback PROPERTIES ${DEFAULT_TARGET_PROPS})
if(ALSOFT_INSTALL_EXAMPLES)
set(EXTRA_INSTALLS ${EXTRA_INSTALLS} alloopback)
endif()
message(STATUS "Building SDL example programs")
set(FFVER_OK FALSE)
if(FFMPEG_FOUND)
set(FFVER_OK TRUE)
if(AVFORMAT_VERSION VERSION_LESS "59.27.100")
message(STATUS "libavformat is too old! (${AVFORMAT_VERSION}, wanted 59.27.100)")
set(FFVER_OK FALSE)
endif()
if(AVCODEC_VERSION VERSION_LESS "59.37.100")
message(STATUS "libavcodec is too old! (${AVCODEC_VERSION}, wanted 59.37.100)")
set(FFVER_OK FALSE)
endif()
if(AVUTIL_VERSION VERSION_LESS "57.28.100")
message(STATUS "libavutil is too old! (${AVUTIL_VERSION}, wanted 57.28.100)")
set(FFVER_OK FALSE)
endif()
if(SWSCALE_VERSION VERSION_LESS "6.7.100")
message(STATUS "libswscale is too old! (${SWSCALE_VERSION}, wanted 6.7.100)")
set(FFVER_OK FALSE)
endif()
if(SWRESAMPLE_VERSION VERSION_LESS "4.7.100")
message(STATUS "libswresample is too old! (${SWRESAMPLE_VERSION}, wanted 4.7.100)")
set(FFVER_OK FALSE)
endif()
endif()
if(FFVER_OK)
add_executable(alffplay examples/alffplay.cpp)
target_include_directories(alffplay PRIVATE ${FFMPEG_INCLUDE_DIRS})
target_link_libraries(alffplay
PRIVATE ${LINKER_FLAGS} SDL2::SDL2 ${FFMPEG_LIBRARIES} al-excommon)
set_target_properties(alffplay PROPERTIES ${DEFAULT_TARGET_PROPS})
if(ALSOFT_INSTALL_EXAMPLES)
set(EXTRA_INSTALLS ${EXTRA_INSTALLS} alffplay)
endif()
message(STATUS "Building SDL+FFmpeg example programs")
endif()
endif()
message(STATUS "")
endif()
if (ALSOFT_TESTS)
add_subdirectory(tests)
endif()
if(EXTRA_INSTALLS)
install(TARGETS ${EXTRA_INSTALLS}
RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
BUNDLE DESTINATION ${CMAKE_INSTALL_BINDIR}
LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR})
endif()