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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 2.8.5)
PROJECT(OpenAL)
IF(COMMAND CMAKE_POLICY)
CMAKE_POLICY(SET CMP0003 NEW)
CMAKE_POLICY(SET CMP0005 NEW)
IF(POLICY CMP0042)
CMAKE_POLICY(SET CMP0042 NEW)
ENDIF(POLICY CMP0042)
ENDIF(COMMAND CMAKE_POLICY)
SET(CMAKE_MODULE_PATH "${OpenAL_SOURCE_DIR}/cmake")
INCLUDE(CheckFunctionExists)
INCLUDE(CheckLibraryExists)
INCLUDE(CheckSharedFunctionExists)
INCLUDE(CheckIncludeFile)
INCLUDE(CheckIncludeFiles)
INCLUDE(CheckSymbolExists)
INCLUDE(CheckCCompilerFlag)
INCLUDE(CheckCSourceCompiles)
INCLUDE(CheckTypeSize)
include(CheckStructHasMember)
include(CheckFileOffsetBits)
include(GNUInstallDirs)
SET(CMAKE_ALLOW_LOOSE_LOOP_CONSTRUCTS TRUE)
OPTION(ALSOFT_DLOPEN "Check for the dlopen API for loading optional libs" ON)
OPTION(ALSOFT_WERROR "Treat compile warnings as errors" OFF)
OPTION(ALSOFT_UTILS "Build and install utility programs" ON)
OPTION(ALSOFT_NO_CONFIG_UTIL "Disable building the alsoft-config utility" OFF)
OPTION(ALSOFT_EXAMPLES "Build and install example programs" ON)
OPTION(ALSOFT_TESTS "Build and install test programs" ON)
OPTION(ALSOFT_CONFIG "Install alsoft.conf sample configuration file" ON)
OPTION(ALSOFT_HRTF_DEFS "Install HRTF definition files" ON)
OPTION(ALSOFT_AMBDEC_PRESETS "Install AmbDec preset files" ON)
OPTION(ALSOFT_INSTALL "Install headers and libraries" ON)
if(DEFINED SHARE_INSTALL_DIR)
message(WARNING "SHARE_INSTALL_DIR is deprecated. Use the variables provided by the GNUInstallDirs module instead")
set(CMAKE_INSTALL_DATADIR "${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(NOT WIN32)
SET(LIBNAME openal)
ELSE()
SET(LIBNAME OpenAL32)
ADD_DEFINITIONS("-D_WIN32 -D_WIN32_WINNT=0x0502")
# This option is mainly 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(MINGW)
OPTION(ALSOFT_BUILD_IMPORT_LIB "Build an import .lib using dlltool (requires sed)" ON)
IF(NOT DLLTOOL)
IF(HOST)
SET(DLLTOOL "${HOST}-dlltool")
ELSE()
SET(DLLTOOL "dlltool")
ENDIF()
ENDIF()
ENDIF()
ENDIF()
# QNX's gcc do not uses /usr/include and /usr/lib pathes by default
IF ("${CMAKE_C_PLATFORM_ID}" STREQUAL "QNX")
ADD_DEFINITIONS("-I/usr/include")
SET(EXTRA_LIBS ${EXTRA_LIBS} -L/usr/lib)
ENDIF()
IF(NOT LIBTYPE)
SET(LIBTYPE SHARED)
ENDIF()
SET(LIB_MAJOR_VERSION "1")
SET(LIB_MINOR_VERSION "17")
SET(LIB_REVISION "2")
SET(LIB_VERSION "${LIB_MAJOR_VERSION}.${LIB_MINOR_VERSION}.${LIB_REVISION}")
SET(EXPORT_DECL "")
SET(ALIGN_DECL "")
CHECK_TYPE_SIZE("long" SIZEOF_LONG)
CHECK_TYPE_SIZE("long long" SIZEOF_LONG_LONG)
CHECK_C_COMPILER_FLAG(-std=c11 HAVE_STD_C11)
IF(HAVE_STD_C11)
SET(CMAKE_C_FLAGS "-std=c11 ${CMAKE_C_FLAGS}")
ELSE()
CHECK_C_COMPILER_FLAG(-std=c99 HAVE_STD_C99)
IF(HAVE_STD_C99)
SET(CMAKE_C_FLAGS "-std=c99 ${CMAKE_C_FLAGS}")
ENDIF()
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=500")
CHECK_SYMBOL_EXISTS(posix_memalign stdlib.h HAVE_POSIX_MEMALIGN_POSIX)
IF(NOT HAVE_POSIX_MEMALIGN_POSIX)
SET(CMAKE_REQUIRED_FLAGS ${OLD_REQUIRED_FLAGS})
ELSE()
ADD_DEFINITIONS(-D_POSIX_C_SOURCE=200112L -D_XOPEN_SOURCE=500)
ENDIF()
ENDIF()
UNSET(OLD_REQUIRED_FLAGS)
ENDIF()
# Set defines for large file support
CHECK_FILE_OFFSET_BITS()
IF(_FILE_OFFSET_BITS)
ADD_DEFINITIONS(-D_FILE_OFFSET_BITS=${_FILE_OFFSET_BITS})
SET(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -D_FILE_OFFSET_BITS=${_FILE_OFFSET_BITS}")
ENDIF()
ADD_DEFINITIONS(-D_LARGEFILE_SOURCE -D_LARGE_FILES)
SET(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -D_LARGEFILE_SOURCE -D_LARGE_FILES")
# MSVC may need workarounds for C99 restrict and inline
IF(MSVC)
# TODO: Once we truly require C99, these restrict and inline checks should go
# away.
CHECK_C_SOURCE_COMPILES("int *restrict foo;
int main() {return 0;}" HAVE_RESTRICT)
IF(NOT HAVE_RESTRICT)
ADD_DEFINITIONS("-Drestrict=")
SET(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -Drestrict=")
ENDIF()
CHECK_C_SOURCE_COMPILES("inline void foo(void) { }
int main() {return 0;}" HAVE_INLINE)
IF(NOT HAVE_INLINE)
CHECK_C_SOURCE_COMPILES("__inline void foo(void) { }
int main() {return 0;}" HAVE___INLINE)
IF(NOT HAVE___INLINE)
MESSAGE(FATAL_ERROR "No inline keyword found, please report!")
ENDIF()
ADD_DEFINITIONS(-Dinline=__inline)
SET(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -Dinline=__inline")
ENDIF()
ENDIF()
# Make sure we have C99-style inline semantics with GCC (4.3 or newer).
IF(CMAKE_COMPILER_IS_GNUCC)
SET(OLD_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS}")
# Force no inlining for the next test.
SET(CMAKE_REQUIRED_FLAGS "${OLD_REQUIRED_FLAGS} -fno-inline")
CHECK_C_SOURCE_COMPILES("extern inline int foo() { return 0; }
int main() {return foo();}" INLINE_IS_C99)
IF(NOT INLINE_IS_C99)
MESSAGE(FATAL_ERROR "Your compiler does not seem to have C99 inline semantics!
Please update your compiler for better C99 compliance.")
ENDIF()
SET(CMAKE_REQUIRED_FLAGS "${OLD_REQUIRED_FLAGS}")
ENDIF()
# Check if we have a proper timespec declaration
CHECK_STRUCT_HAS_MEMBER("struct timespec" tv_sec time.h HAVE_STRUCT_TIMESPEC)
IF(HAVE_STRUCT_TIMESPEC)
# Define it here so we don't have to include config.h for it
ADD_DEFINITIONS("-DHAVE_STRUCT_TIMESPEC")
ENDIF()
# Some systems may need libatomic for C11 atomic functions to work
SET(OLD_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES})
SET(CMAKE_REQUIRED_LIBRARIES ${OLD_REQUIRED_LIBRARIES} atomic)
CHECK_C_SOURCE_COMPILES("#include <stdatomic.h>
int _Atomic foo = ATOMIC_VAR_INIT(0);
int main()
{
return atomic_fetch_add(&foo, 2);
}"
HAVE_LIBATOMIC)
IF(NOT HAVE_LIBATOMIC)
SET(CMAKE_REQUIRED_LIBRARIES "${OLD_REQUIRED_LIBRARIES}")
ELSE()
SET(EXTRA_LIBS atomic ${EXTRA_LIBS})
ENDIF()
UNSET(OLD_REQUIRED_LIBRARIES)
# Check if we have C99 variable length arrays
CHECK_C_SOURCE_COMPILES(
"int main(int argc, char *argv[])
{
volatile int tmp[argc];
tmp[0] = argv[0][0];
return tmp[0];
}"
HAVE_C99_VLA)
# Check if we have C99 bool
CHECK_C_SOURCE_COMPILES(
"int main(int argc, char *argv[])
{
volatile _Bool ret;
ret = (argc > 1) ? 1 : 0;
return ret ? -1 : 0;
}"
HAVE_C99_BOOL)
# Check if we have C11 static_assert
CHECK_C_SOURCE_COMPILES(
"int main()
{
_Static_assert(sizeof(int) == sizeof(int), \"What\");
return 0;
}"
HAVE_C11_STATIC_ASSERT)
# Check if we have C11 alignas
CHECK_C_SOURCE_COMPILES(
"_Alignas(16) int foo;
int main()
{
return 0;
}"
HAVE_C11_ALIGNAS)
# Check if we have C11 _Atomic
CHECK_C_SOURCE_COMPILES(
"#include <stdatomic.h>
const int _Atomic foo = ATOMIC_VAR_INIT(~0);
int _Atomic bar = ATOMIC_VAR_INIT(0);
int main()
{
atomic_fetch_add(&bar, 2);
return atomic_load(&foo);
}"
HAVE_C11_ATOMIC)
# Add definitions, compiler switches, etc.
INCLUDE_DIRECTORIES("${OpenAL_SOURCE_DIR}/include" "${OpenAL_BINARY_DIR}")
IF(CMAKE_VERSION VERSION_LESS "2.8.8")
INCLUDE_DIRECTORIES("${OpenAL_SOURCE_DIR}/OpenAL32/Include" "${OpenAL_SOURCE_DIR}/Alc")
IF(WIN32 AND ALSOFT_NO_UID_DEFS)
ADD_DEFINITIONS("-DAL_NO_UID_DEFS")
ENDIF()
ENDIF()
IF(NOT CMAKE_BUILD_TYPE)
SET(CMAKE_BUILD_TYPE RelWithDebInfo CACHE STRING
"Choose the type of build, options are: Debug Release RelWithDebInfo MinSizeRel."
FORCE)
ENDIF()
IF(NOT CMAKE_DEBUG_POSTFIX)
SET(CMAKE_DEBUG_POSTFIX "" CACHE STRING
"Library postfix for debug builds. Normally left blank."
FORCE)
ENDIF()
SET(EXTRA_CFLAGS "")
IF(MSVC)
ADD_DEFINITIONS(-D_CRT_SECURE_NO_WARNINGS)
ADD_DEFINITIONS(-D_CRT_NONSTDC_NO_DEPRECATE)
SET(EXTRA_CFLAGS "${EXTRA_CFLAGS} /wd4098")
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: ${DXSDK_DIR}")
ENDIF()
OPTION(FORCE_STATIC_VCRT "Force /MT for static VC runtimes" OFF)
IF(FORCE_STATIC_VCRT)
FOREACH(flag_var
CMAKE_C_FLAGS CMAKE_C_FLAGS_DEBUG CMAKE_C_FLAGS_RELEASE
CMAKE_C_FLAGS_MINSIZEREL CMAKE_C_FLAGS_RELWITHDEBINFO)
IF(${flag_var} MATCHES "/MD")
STRING(REGEX REPLACE "/MD" "/MT" ${flag_var} "${${flag_var}}")
ENDIF()
ENDFOREACH(flag_var)
ENDIF()
ELSE()
SET(EXTRA_CFLAGS "${EXTRA_CFLAGS} -Winline -Wall")
CHECK_C_COMPILER_FLAG(-Wextra HAVE_W_EXTRA)
IF(HAVE_W_EXTRA)
SET(EXTRA_CFLAGS "${EXTRA_CFLAGS} -Wextra")
ENDIF()
IF(ALSOFT_WERROR)
SET(EXTRA_CFLAGS "${EXTRA_CFLAGS} -Werror")
ENDIF()
# Force enable -fPIC for CMake versions before 2.8.9 (later versions have
# the POSITION_INDEPENDENT_CODE target property). The static common library
# will be linked into the dynamic openal library, which requires all its
# code to be position-independent.
IF(CMAKE_VERSION VERSION_LESS "2.8.9" AND NOT WIN32)
CHECK_C_COMPILER_FLAG(-fPIC HAVE_FPIC_SWITCH)
IF(HAVE_FPIC_SWITCH)
SET(EXTRA_CFLAGS "${EXTRA_CFLAGS} -fPIC")
ENDIF()
ENDIF()
# We want RelWithDebInfo to actually include debug stuff (define _DEBUG
# instead of NDEBUG)
FOREACH(flag_var CMAKE_C_FLAGS_RELWITHDEBINFO CMAKE_CXX_FLAGS_RELWITHDEBINFO)
IF(${flag_var} MATCHES "-DNDEBUG")
STRING(REGEX REPLACE "-DNDEBUG" "-D_DEBUG" ${flag_var} "${${flag_var}}")
ENDIF()
ENDFOREACH()
CHECK_C_SOURCE_COMPILES("int foo() __attribute__((destructor));
int main() {return 0;}" HAVE_GCC_DESTRUCTOR)
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_c_source_compiles(
"#include <stdlib.h>
int main()
{
return 0;
}"
HAVE_STATIC_LIBGCC_SWITCH
)
if(HAVE_STATIC_LIBGCC_SWITCH)
set(EXTRA_LIBS ${EXTRA_LIBS} -static-libgcc)
endif()
set(CMAKE_REQUIRED_LIBRARIES ${OLD_REQUIRED_LIBRARIES})
unset(OLD_REQUIRED_LIBRARIES)
endif()
ENDIF()
# Set visibility/export options if available
SET(HIDDEN_DECL "")
IF(WIN32)
SET(EXPORT_DECL "__declspec(dllexport)")
IF(NOT MINGW)
SET(ALIGN_DECL "__declspec(align(x))")
ELSE()
SET(ALIGN_DECL "__declspec(aligned(x))")
ENDIF()
ELSE()
SET(OLD_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS}")
# Yes GCC, really don't accept visibility modes you don't support
SET(CMAKE_REQUIRED_FLAGS "${OLD_REQUIRED_FLAGS} -Wattributes -Werror")
CHECK_C_SOURCE_COMPILES("int foo() __attribute__((visibility(\"protected\")));
int main() {return 0;}" HAVE_GCC_PROTECTED_VISIBILITY)
IF(HAVE_GCC_PROTECTED_VISIBILITY)
SET(EXPORT_DECL "__attribute__((visibility(\"protected\")))")
ELSE()
CHECK_C_SOURCE_COMPILES("int foo() __attribute__((visibility(\"default\")));
int main() {return 0;}" HAVE_GCC_DEFAULT_VISIBILITY)
IF(HAVE_GCC_DEFAULT_VISIBILITY)
SET(EXPORT_DECL "__attribute__((visibility(\"default\")))")
ENDIF()
ENDIF()
IF(HAVE_GCC_PROTECTED_VISIBILITY OR HAVE_GCC_DEFAULT_VISIBILITY)
CHECK_C_COMPILER_FLAG(-fvisibility=hidden HAVE_VISIBILITY_HIDDEN_SWITCH)
IF(HAVE_VISIBILITY_HIDDEN_SWITCH)
SET(EXTRA_CFLAGS "${EXTRA_CFLAGS} -fvisibility=hidden")
SET(HIDDEN_DECL "__attribute__((visibility(\"hidden\")))")
ENDIF()
ENDIF()
CHECK_C_SOURCE_COMPILES("int foo __attribute__((aligned(16)));
int main() {return 0;}" HAVE_ATTRIBUTE_ALIGNED)
IF(HAVE_ATTRIBUTE_ALIGNED)
SET(ALIGN_DECL "__attribute__((aligned(x)))")
ENDIF()
SET(CMAKE_REQUIRED_FLAGS "${OLD_REQUIRED_FLAGS}")
ENDIF()
SET(SSE_SWITCH "")
SET(SSE2_SWITCH "")
SET(SSE3_SWITCH "")
SET(SSE4_1_SWITCH "")
SET(FPU_NEON_SWITCH "")
IF(NOT MSVC)
CHECK_C_COMPILER_FLAG(-msse HAVE_MSSE_SWITCH)
IF(HAVE_MSSE_SWITCH)
SET(SSE_SWITCH "-msse")
ENDIF()
CHECK_C_COMPILER_FLAG(-msse2 HAVE_MSSE2_SWITCH)
IF(HAVE_MSSE2_SWITCH)
SET(SSE2_SWITCH "-msse2")
ENDIF()
CHECK_C_COMPILER_FLAG(-msse3 HAVE_MSSE3_SWITCH)
IF(HAVE_MSSE3_SWITCH)
SET(SSE3_SWITCH "-msse3")
ENDIF()
CHECK_C_COMPILER_FLAG(-msse4.1 HAVE_MSSE4_1_SWITCH)
IF(HAVE_MSSE4_1_SWITCH)
SET(SSE4_1_SWITCH "-msse4.1")
ENDIF()
CHECK_C_COMPILER_FLAG(-mfpu=neon HAVE_MFPU_NEON_SWITCH)
IF(HAVE_MFPU_NEON_SWITCH)
SET(FPU_NEON_SWITCH "-mfpu=neon")
ENDIF()
ENDIF()
CHECK_C_SOURCE_COMPILES("int foo(const char *str, ...) __attribute__((format(printf, 1, 2)));
int main() {return 0;}" HAVE_GCC_FORMAT)
CHECK_INCLUDE_FILE(stdbool.h HAVE_STDBOOL_H)
CHECK_INCLUDE_FILE(stdalign.h HAVE_STDALIGN_H)
CHECK_INCLUDE_FILE(malloc.h HAVE_MALLOC_H)
CHECK_INCLUDE_FILE(dirent.h HAVE_DIRENT_H)
CHECK_INCLUDE_FILE(strings.h HAVE_STRINGS_H)
CHECK_INCLUDE_FILE(cpuid.h HAVE_CPUID_H)
CHECK_INCLUDE_FILE(intrin.h HAVE_INTRIN_H)
CHECK_INCLUDE_FILE(sys/sysconf.h HAVE_SYS_SYSCONF_H)
CHECK_INCLUDE_FILE(fenv.h HAVE_FENV_H)
CHECK_INCLUDE_FILE(float.h HAVE_FLOAT_H)
CHECK_INCLUDE_FILE(ieeefp.h HAVE_IEEEFP_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 of the following math functions to work
CHECK_LIBRARY_EXISTS(m pow "" HAVE_LIBM)
IF(HAVE_LIBM)
SET(EXTRA_LIBS m ${EXTRA_LIBS})
SET(CMAKE_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES} m)
ENDIF()
# Check for the dlopen API (for dynamicly loading backend libs)
IF(ALSOFT_DLOPEN)
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()
CHECK_INCLUDE_FILE(dlfcn.h HAVE_DLFCN_H)
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(aligned_alloc stdlib.h HAVE_ALIGNED_ALLOC)
CHECK_SYMBOL_EXISTS(posix_memalign stdlib.h HAVE_POSIX_MEMALIGN)
CHECK_SYMBOL_EXISTS(_aligned_malloc malloc.h HAVE__ALIGNED_MALLOC)
CHECK_SYMBOL_EXISTS(lrintf math.h HAVE_LRINTF)
CHECK_SYMBOL_EXISTS(modff math.h HAVE_MODFF)
IF(NOT HAVE_C99_VLA)
CHECK_SYMBOL_EXISTS(alloca malloc.h HAVE_ALLOCA)
IF(NOT HAVE_ALLOCA)
MESSAGE(FATAL_ERROR "No alloca function found, please report!")
ENDIF()
ENDIF()
IF(HAVE_FLOAT_H)
CHECK_SYMBOL_EXISTS(_controlfp float.h HAVE__CONTROLFP)
CHECK_SYMBOL_EXISTS(__control87_2 float.h HAVE___CONTROL87_2)
ENDIF()
CHECK_FUNCTION_EXISTS(stat HAVE_STAT)
CHECK_FUNCTION_EXISTS(strtof HAVE_STRTOF)
CHECK_FUNCTION_EXISTS(strcasecmp HAVE_STRCASECMP)
IF(NOT HAVE_STRCASECMP)
CHECK_FUNCTION_EXISTS(_stricmp HAVE__STRICMP)
IF(NOT HAVE__STRICMP)
MESSAGE(FATAL_ERROR "No case-insensitive compare function found, please report!")
ENDIF()
ADD_DEFINITIONS(-Dstrcasecmp=_stricmp)
ENDIF()
CHECK_FUNCTION_EXISTS(strncasecmp HAVE_STRNCASECMP)
IF(NOT HAVE_STRNCASECMP)
CHECK_FUNCTION_EXISTS(_strnicmp HAVE__STRNICMP)
IF(NOT HAVE__STRNICMP)
MESSAGE(FATAL_ERROR "No case-insensitive size-limitted compare function found, please report!")
ENDIF()
ADD_DEFINITIONS(-Dstrncasecmp=_strnicmp)
ENDIF()
CHECK_SYMBOL_EXISTS(strnlen string.h HAVE_STRNLEN)
CHECK_SYMBOL_EXISTS(snprintf stdio.h HAVE_SNPRINTF)
IF(NOT HAVE_SNPRINTF)
CHECK_FUNCTION_EXISTS(_snprintf HAVE__SNPRINTF)
IF(NOT HAVE__SNPRINTF)
MESSAGE(FATAL_ERROR "No snprintf function found, please report!")
ENDIF()
ADD_DEFINITIONS(-Dsnprintf=_snprintf)
ENDIF()
CHECK_SYMBOL_EXISTS(isfinite math.h HAVE_ISFINITE)
IF(NOT HAVE_ISFINITE)
CHECK_FUNCTION_EXISTS(finite HAVE_FINITE)
IF(NOT HAVE_FINITE)
CHECK_FUNCTION_EXISTS(_finite HAVE__FINITE)
IF(NOT HAVE__FINITE)
MESSAGE(FATAL_ERROR "No isfinite function found, please report!")
ENDIF()
ADD_DEFINITIONS(-Disfinite=_finite)
ELSE()
ADD_DEFINITIONS(-Disfinite=finite)
ENDIF()
ENDIF()
CHECK_SYMBOL_EXISTS(isnan math.h HAVE_ISNAN)
IF(NOT HAVE_ISNAN)
CHECK_FUNCTION_EXISTS(_isnan HAVE__ISNAN)
IF(NOT HAVE__ISNAN)
MESSAGE(FATAL_ERROR "No isnan function found, please report!")
ENDIF()
ADD_DEFINITIONS(-Disnan=_isnan)
ENDIF()
# Check if we have Windows headers
CHECK_INCLUDE_FILE(windows.h HAVE_WINDOWS_H -D_WIN32_WINNT=0x0502)
IF(NOT HAVE_WINDOWS_H)
CHECK_SYMBOL_EXISTS(gettimeofday sys/time.h HAVE_GETTIMEOFDAY)
IF(NOT HAVE_GETTIMEOFDAY)
MESSAGE(FATAL_ERROR "No timing function found!")
ENDIF()
CHECK_SYMBOL_EXISTS(nanosleep time.h HAVE_NANOSLEEP)
IF(NOT HAVE_NANOSLEEP)
MESSAGE(FATAL_ERROR "No sleep function found!")
ENDIF()
# We need pthreads outside of Windows
CHECK_INCLUDE_FILE(pthread.h HAVE_PTHREAD_H)
IF(NOT HAVE_PTHREAD_H)
MESSAGE(FATAL_ERROR "PThreads is required for non-Windows builds!")
ENDIF()
# Some systems need pthread_np.h to get recursive mutexes
CHECK_INCLUDE_FILES("pthread.h;pthread_np.h" HAVE_PTHREAD_NP_H)
CHECK_C_COMPILER_FLAG(-pthread HAVE_PTHREAD)
IF(HAVE_PTHREAD AND NOT ANDROID)
SET(EXTRA_CFLAGS "${EXTRA_CFLAGS} -pthread")
SET(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -pthread")
SET(EXTRA_LIBS ${EXTRA_LIBS} -pthread)
ENDIF()
CHECK_LIBRARY_EXISTS(pthread pthread_create "" HAVE_LIBPTHREAD)
IF(HAVE_LIBPTHREAD)
SET(EXTRA_LIBS pthread ${EXTRA_LIBS})
ENDIF()
CHECK_SYMBOL_EXISTS(pthread_setschedparam pthread.h HAVE_PTHREAD_SETSCHEDPARAM)
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)
ELSE()
CHECK_C_SOURCE_COMPILES("
#include <pthread.h>
#include <pthread_np.h>
int main()
{
pthread_setname_np(\"testname\");
return 0;
}"
PTHREAD_SETNAME_NP_ONE_PARAM
)
ENDIF()
CHECK_SYMBOL_EXISTS(pthread_mutexattr_setkind_np "pthread.h;pthread_np.h" HAVE_PTHREAD_MUTEXATTR_SETKIND_NP)
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)
ELSE()
CHECK_C_SOURCE_COMPILES("
#include <pthread.h>
int main()
{
pthread_setname_np(\"testname\");
return 0;
}"
PTHREAD_SETNAME_NP_ONE_PARAM
)
ENDIF()
CHECK_SYMBOL_EXISTS(pthread_mutexattr_setkind_np pthread.h HAVE_PTHREAD_MUTEXATTR_SETKIND_NP)
ENDIF()
CHECK_SYMBOL_EXISTS(pthread_mutex_timedlock pthread.h HAVE_PTHREAD_MUTEX_TIMEDLOCK)
CHECK_LIBRARY_EXISTS(rt clock_gettime "" HAVE_LIBRT)
IF(HAVE_LIBRT)
SET(EXTRA_LIBS rt ${EXTRA_LIBS})
ENDIF()
ENDIF()
# Check for a 64-bit type
CHECK_INCLUDE_FILE(stdint.h HAVE_STDINT_H)
IF(NOT HAVE_STDINT_H)
IF(HAVE_WINDOWS_H)
CHECK_C_SOURCE_COMPILES("#define _WIN32_WINNT 0x0502
#include <windows.h>
__int64 foo;
int main() {return 0;}" HAVE___INT64)
ENDIF()
IF(NOT HAVE___INT64)
IF(NOT SIZEOF_LONG MATCHES "8")
IF(NOT SIZEOF_LONG_LONG MATCHES "8")
MESSAGE(FATAL_ERROR "No 64-bit types found, please report!")
ENDIF()
ENDIF()
ENDIF()
ENDIF()
SET(COMMON_OBJS common/almalloc.c
common/atomic.c
common/rwlock.c
common/threads.c
common/uintmap.c
)
SET(OPENAL_OBJS OpenAL32/alAuxEffectSlot.c
OpenAL32/alBuffer.c
OpenAL32/alEffect.c
OpenAL32/alError.c
OpenAL32/alExtension.c
OpenAL32/alFilter.c
OpenAL32/alListener.c
OpenAL32/alSource.c
OpenAL32/alState.c
OpenAL32/alThunk.c
OpenAL32/sample_cvt.c
)
SET(ALC_OBJS Alc/ALc.c
Alc/ALu.c
Alc/alcConfig.c
Alc/alcRing.c
Alc/bs2b.c
Alc/effects/chorus.c
Alc/effects/compressor.c
Alc/effects/dedicated.c
Alc/effects/distortion.c
Alc/effects/echo.c
Alc/effects/equalizer.c
Alc/effects/flanger.c
Alc/effects/modulator.c
Alc/effects/null.c
Alc/effects/reverb.c
Alc/helpers.c
Alc/bsinc.c
Alc/hrtf.c
Alc/uhjfilter.c
Alc/ambdec.c
Alc/bformatdec.c
Alc/panning.c
Alc/mixer.c
Alc/mixer_c.c
)
SET(CPU_EXTS "Default")
SET(HAVE_SSE 0)
SET(HAVE_SSE2 0)
SET(HAVE_SSE3 0)
SET(HAVE_SSE4_1 0)
SET(HAVE_NEON 0)
SET(HAVE_ALSA 0)
SET(HAVE_OSS 0)
SET(HAVE_SOLARIS 0)
SET(HAVE_SNDIO 0)
SET(HAVE_QSA 0)
SET(HAVE_DSOUND 0)
SET(HAVE_MMDEVAPI 0)
SET(HAVE_WINMM 0)
SET(HAVE_PORTAUDIO 0)
SET(HAVE_PULSEAUDIO 0)
SET(HAVE_COREAUDIO 0)
SET(HAVE_OPENSL 0)
SET(HAVE_WAVE 0)
# Check for SSE support
OPTION(ALSOFT_REQUIRE_SSE "Require SSE support" OFF)
CHECK_INCLUDE_FILE(xmmintrin.h HAVE_XMMINTRIN_H "${SSE_SWITCH}")
IF(HAVE_XMMINTRIN_H)
OPTION(ALSOFT_CPUEXT_SSE "Enable SSE support" ON)
IF(ALSOFT_CPUEXT_SSE)
IF(ALIGN_DECL OR HAVE_C11_ALIGNAS)
SET(HAVE_SSE 1)
SET(ALC_OBJS ${ALC_OBJS} Alc/mixer_sse.c)
IF(SSE_SWITCH)
SET_SOURCE_FILES_PROPERTIES(Alc/mixer_sse.c PROPERTIES
COMPILE_FLAGS "${SSE_SWITCH}")
ENDIF()
SET(CPU_EXTS "${CPU_EXTS}, SSE")
ENDIF()
ENDIF()
ENDIF()
IF(ALSOFT_REQUIRE_SSE AND NOT HAVE_SSE)
MESSAGE(FATAL_ERROR "Failed to enabled required SSE CPU extensions")
ENDIF()
OPTION(ALSOFT_REQUIRE_SSE2 "Require SSE2 support" OFF)
CHECK_INCLUDE_FILE(emmintrin.h HAVE_EMMINTRIN_H "${SSE2_SWITCH}")
IF(HAVE_EMMINTRIN_H)
OPTION(ALSOFT_CPUEXT_SSE2 "Enable SSE2 support" ON)
IF(HAVE_SSE AND ALSOFT_CPUEXT_SSE2)
IF(ALIGN_DECL OR HAVE_C11_ALIGNAS)
SET(HAVE_SSE2 1)
SET(ALC_OBJS ${ALC_OBJS} Alc/mixer_sse2.c)
IF(SSE2_SWITCH)
SET_SOURCE_FILES_PROPERTIES(Alc/mixer_sse2.c PROPERTIES
COMPILE_FLAGS "${SSE2_SWITCH}")
ENDIF()
SET(CPU_EXTS "${CPU_EXTS}, SSE2")
ENDIF()
ENDIF()
ENDIF()
IF(ALSOFT_REQUIRE_SSE2 AND NOT HAVE_SSE2)
MESSAGE(FATAL_ERROR "Failed to enable required SSE2 CPU extensions")
ENDIF()
OPTION(ALSOFT_REQUIRE_SSE2 "Require SSE3 support" OFF)
CHECK_INCLUDE_FILE(pmmintrin.h HAVE_PMMINTRIN_H "${SSE3_SWITCH}")
IF(HAVE_EMMINTRIN_H)
OPTION(ALSOFT_CPUEXT_SSE3 "Enable SSE3 support" ON)
IF(HAVE_SSE2 AND ALSOFT_CPUEXT_SSE3)
IF(ALIGN_DECL OR HAVE_C11_ALIGNAS)
SET(HAVE_SSE3 1)
SET(ALC_OBJS ${ALC_OBJS} Alc/mixer_sse3.c)
IF(SSE2_SWITCH)
SET_SOURCE_FILES_PROPERTIES(Alc/mixer_sse3.c PROPERTIES
COMPILE_FLAGS "${SSE3_SWITCH}")
ENDIF()
SET(CPU_EXTS "${CPU_EXTS}, SSE3")
ENDIF()
ENDIF()
ENDIF()
IF(ALSOFT_REQUIRE_SSE3 AND NOT HAVE_SSE3)
MESSAGE(FATAL_ERROR "Failed to enable required SSE3 CPU extensions")
ENDIF()
OPTION(ALSOFT_REQUIRE_SSE4_1 "Require SSE4.1 support" OFF)
CHECK_INCLUDE_FILE(smmintrin.h HAVE_SMMINTRIN_H "${SSE4_1_SWITCH}")
IF(HAVE_SMMINTRIN_H)
OPTION(ALSOFT_CPUEXT_SSE4_1 "Enable SSE4.1 support" ON)
IF(HAVE_SSE2 AND ALSOFT_CPUEXT_SSE4_1)
IF(ALIGN_DECL OR HAVE_C11_ALIGNAS)
SET(HAVE_SSE4_1 1)
SET(ALC_OBJS ${ALC_OBJS} Alc/mixer_sse41.c)
IF(SSE4_1_SWITCH)
SET_SOURCE_FILES_PROPERTIES(Alc/mixer_sse41.c PROPERTIES
COMPILE_FLAGS "${SSE4_1_SWITCH}")
ENDIF()
SET(CPU_EXTS "${CPU_EXTS}, SSE4.1")
ENDIF()
ENDIF()
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_REQUIRE_NEON "Require ARM Neon support" OFF)
CHECK_INCLUDE_FILE(arm_neon.h HAVE_ARM_NEON_H)
IF(HAVE_ARM_NEON_H)
OPTION(ALSOFT_CPUEXT_NEON "Enable ARM Neon support" ON)
IF(ALSOFT_CPUEXT_NEON)
SET(HAVE_NEON 1)
SET(ALC_OBJS ${ALC_OBJS} Alc/mixer_neon.c)
IF(FPU_NEON_SWITCH)
SET_SOURCE_FILES_PROPERTIES(Alc/mixer_neon.c PROPERTIES
COMPILE_FLAGS "${FPU_NEON_SWITCH}")
ENDIF()
SET(CPU_EXTS "${CPU_EXTS}, Neon")
ENDIF()
ENDIF()
IF(ALSOFT_REQUIRE_NEON AND NOT HAVE_NEON)
MESSAGE(FATAL_ERROR "Failed to enabled required ARM Neon CPU extensions")
ENDIF()
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 ${ALC_OBJS}
Alc/backends/base.c
# Default backends, always available
Alc/backends/loopback.c
Alc/backends/null.c
)
# Check ALSA backend
OPTION(ALSOFT_REQUIRE_ALSA "Require ALSA backend" OFF)
FIND_PACKAGE(ALSA)
IF(ALSA_FOUND)
OPTION(ALSOFT_BACKEND_ALSA "Enable ALSA backend" ON)
IF(ALSOFT_BACKEND_ALSA)
SET(HAVE_ALSA 1)
SET(BACKENDS "${BACKENDS} ALSA${IS_LINKED},")
SET(ALC_OBJS ${ALC_OBJS} Alc/backends/alsa.c)
ADD_BACKEND_LIBS(${ALSA_LIBRARIES})
IF(CMAKE_VERSION VERSION_LESS "2.8.8")
INCLUDE_DIRECTORIES(${ALSA_INCLUDE_DIRS})
ENDIF()
ENDIF()
ENDIF()
IF(ALSOFT_REQUIRE_ALSA AND NOT HAVE_ALSA)
MESSAGE(FATAL_ERROR "Failed to enabled required ALSA backend")
ENDIF()
# Check OSS backend
OPTION(ALSOFT_REQUIRE_OSS "Require OSS backend" OFF)
FIND_PACKAGE(OSS)
IF(OSS_FOUND AND NOT ANDROID)
OPTION(ALSOFT_BACKEND_OSS "Enable OSS backend" ON)
IF(ALSOFT_BACKEND_OSS)
SET(HAVE_OSS 1)
SET(BACKENDS "${BACKENDS} OSS,")
SET(ALC_OBJS ${ALC_OBJS} Alc/backends/oss.c)
IF(CMAKE_VERSION VERSION_LESS "2.8.8")
INCLUDE_DIRECTORIES(${OSS_INCLUDE_DIRS})
ENDIF()
ENDIF()
ENDIF()
IF(ALSOFT_REQUIRE_OSS AND NOT HAVE_OSS)
MESSAGE(FATAL_ERROR "Failed to enabled required OSS backend")
ENDIF()
# Check Solaris backend
OPTION(ALSOFT_REQUIRE_SOLARIS "Require Solaris backend" OFF)
FIND_PACKAGE(AudioIO)
IF(AUDIOIO_FOUND)
OPTION(ALSOFT_BACKEND_SOLARIS "Enable Solaris backend" ON)
IF(ALSOFT_BACKEND_SOLARIS)
SET(HAVE_SOLARIS 1)
SET(BACKENDS "${BACKENDS} Solaris,")
SET(ALC_OBJS ${ALC_OBJS} Alc/backends/solaris.c)
IF(CMAKE_VERSION VERSION_LESS "2.8.8")
INCLUDE_DIRECTORIES(${AUDIOIO_INCLUDE_DIRS})
ENDIF()
ENDIF()
ENDIF()
IF(ALSOFT_REQUIRE_SOLARIS AND NOT HAVE_SOLARIS)
MESSAGE(FATAL_ERROR "Failed to enabled required Solaris backend")
ENDIF()
# Check SndIO backend
OPTION(ALSOFT_REQUIRE_SNDIO "Require SndIO backend" OFF)
FIND_PACKAGE(SoundIO)
IF(SOUNDIO_FOUND)
OPTION(ALSOFT_BACKEND_SNDIO "Enable SndIO backend" ON)
IF(ALSOFT_BACKEND_SNDIO)
SET(HAVE_SNDIO 1)
SET(BACKENDS "${BACKENDS} SndIO (linked),")
SET(ALC_OBJS ${ALC_OBJS} Alc/backends/sndio.c)
SET(EXTRA_LIBS ${SOUNDIO_LIBRARIES} ${EXTRA_LIBS})
IF(CMAKE_VERSION VERSION_LESS "2.8.8")
INCLUDE_DIRECTORIES(${SOUNDIO_INCLUDE_DIRS})
ENDIF()
ENDIF()
ENDIF()
IF(ALSOFT_REQUIRE_SNDIO AND NOT HAVE_SNDIO)
MESSAGE(FATAL_ERROR "Failed to enabled required SndIO backend")
ENDIF()
# Check QSA backend
OPTION(ALSOFT_REQUIRE_QSA "Require QSA backend" OFF)
FIND_PACKAGE(QSA)
IF(QSA_FOUND)
OPTION(ALSOFT_BACKEND_QSA "Enable QSA backend" ON)
IF(ALSOFT_BACKEND_QSA)
SET(HAVE_QSA 1)
SET(BACKENDS "${BACKENDS} QSA (linked),")
SET(ALC_OBJS ${ALC_OBJS} Alc/backends/qsa.c)
SET(EXTRA_LIBS ${QSA_LIBRARIES} ${EXTRA_LIBS})
IF(CMAKE_VERSION VERSION_LESS "2.8.8")
INCLUDE_DIRECTORIES(${QSA_INCLUDE_DIRS})
ENDIF()
ENDIF()
ENDIF()
IF(ALSOFT_REQUIRE_QSA AND NOT HAVE_QSA)
MESSAGE(FATAL_ERROR "Failed to enabled required QSA backend")
ENDIF()
# Check Windows-only backends
OPTION(ALSOFT_REQUIRE_WINMM "Require Windows Multimedia backend" OFF)
OPTION(ALSOFT_REQUIRE_DSOUND "Require DirectSound backend" OFF)
OPTION(ALSOFT_REQUIRE_MMDEVAPI "Require MMDevApi backend" OFF)
IF(HAVE_WINDOWS_H)
# Check MMSystem backend
CHECK_INCLUDE_FILES("windows.h;mmsystem.h" HAVE_MMSYSTEM_H -D_WIN32_WINNT=0x0502)
IF(HAVE_MMSYSTEM_H)
CHECK_SHARED_FUNCTION_EXISTS(waveOutOpen "windows.h;mmsystem.h" winmm "" HAVE_LIBWINMM)
IF(HAVE_LIBWINMM)
OPTION(ALSOFT_BACKEND_WINMM "Enable Windows Multimedia backend" ON)
IF(ALSOFT_BACKEND_WINMM)
SET(HAVE_WINMM 1)
SET(BACKENDS "${BACKENDS} WinMM,")
SET(ALC_OBJS ${ALC_OBJS} Alc/backends/winmm.c)
SET(EXTRA_LIBS winmm ${EXTRA_LIBS})
ENDIF()
ENDIF()
ENDIF()
# Check DSound backend
FIND_PACKAGE(DSound)
IF(DSOUND_FOUND)
OPTION(ALSOFT_BACKEND_DSOUND "Enable DirectSound backend" ON)
IF(ALSOFT_BACKEND_DSOUND)
SET(HAVE_DSOUND 1)
SET(BACKENDS "${BACKENDS} DirectSound${IS_LINKED},")
SET(ALC_OBJS ${ALC_OBJS} Alc/backends/dsound.c)
ADD_BACKEND_LIBS(${DSOUND_LIBRARIES})
IF(CMAKE_VERSION VERSION_LESS "2.8.8")
INCLUDE_DIRECTORIES(${DSOUND_INCLUDE_DIRS})
ENDIF()
ENDIF()
ENDIF()
# Check for MMDevApi backend
CHECK_INCLUDE_FILE(mmdeviceapi.h HAVE_MMDEVICEAPI_H)
IF(HAVE_MMDEVICEAPI_H)
OPTION(ALSOFT_BACKEND_MMDEVAPI "Enable MMDevApi backend" ON)
IF(ALSOFT_BACKEND_MMDEVAPI)
SET(HAVE_MMDEVAPI 1)
SET(BACKENDS "${BACKENDS} MMDevApi,")
SET(ALC_OBJS ${ALC_OBJS} Alc/backends/mmdevapi.c)
ENDIF()
ENDIF()
ENDIF()
IF(ALSOFT_REQUIRE_WINMM AND NOT HAVE_WINMM)
MESSAGE(FATAL_ERROR "Failed to enabled required WinMM backend")
ENDIF()
IF(ALSOFT_REQUIRE_DSOUND AND NOT HAVE_DSOUND)
MESSAGE(FATAL_ERROR "Failed to enabled required DSound backend")
ENDIF()
IF(ALSOFT_REQUIRE_MMDEVAPI AND NOT HAVE_MMDEVAPI)
MESSAGE(FATAL_ERROR "Failed to enabled required MMDevApi backend")
ENDIF()
# Check PortAudio backend
OPTION(ALSOFT_REQUIRE_PORTAUDIO "Require PortAudio backend" OFF)
FIND_PACKAGE(PortAudio)
IF(PORTAUDIO_FOUND)
OPTION(ALSOFT_BACKEND_PORTAUDIO "Enable PortAudio backend" ON)
IF(ALSOFT_BACKEND_PORTAUDIO)
SET(HAVE_PORTAUDIO 1)
SET(BACKENDS "${BACKENDS} PortAudio${IS_LINKED},")
SET(ALC_OBJS ${ALC_OBJS} Alc/backends/portaudio.c)
ADD_BACKEND_LIBS(${PORTAUDIO_LIBRARIES})
IF(CMAKE_VERSION VERSION_LESS "2.8.8")
INCLUDE_DIRECTORIES(${PORTAUDIO_INCLUDE_DIRS})
ENDIF()
ENDIF()