1 # CMake build file list for OpenAL
3 CMAKE_MINIMUM_REQUIRED(VERSION 2.8.5)
7 IF(COMMAND CMAKE_POLICY)
8 CMAKE_POLICY(SET CMP0003 NEW)
9 CMAKE_POLICY(SET CMP0005 NEW)
11 CMAKE_POLICY(SET CMP0020 NEW)
14 CMAKE_POLICY(SET CMP0042 NEW)
17 CMAKE_POLICY(SET CMP0054 NEW)
19 ENDIF(COMMAND CMAKE_POLICY)
21 SET(CMAKE_MODULE_PATH "${OpenAL_SOURCE_DIR}/cmake")
23 INCLUDE(CheckFunctionExists)
24 INCLUDE(CheckLibraryExists)
25 INCLUDE(CheckSharedFunctionExists)
26 INCLUDE(CheckIncludeFile)
27 INCLUDE(CheckIncludeFiles)
28 INCLUDE(CheckSymbolExists)
29 INCLUDE(CheckCCompilerFlag)
30 INCLUDE(CheckCXXCompilerFlag)
31 INCLUDE(CheckCSourceCompiles)
32 INCLUDE(CheckTypeSize)
33 include(CheckStructHasMember)
34 include(CheckFileOffsetBits)
35 include(GNUInstallDirs)
37 SET(CMAKE_ALLOW_LOOSE_LOOP_CONSTRUCTS TRUE)
40 OPTION(ALSOFT_DLOPEN "Check for the dlopen API for loading optional libs" ON)
42 OPTION(ALSOFT_WERROR "Treat compile warnings as errors" OFF)
44 OPTION(ALSOFT_UTILS "Build and install utility programs" ON)
45 OPTION(ALSOFT_NO_CONFIG_UTIL "Disable building the alsoft-config utility" OFF)
47 OPTION(ALSOFT_EXAMPLES "Build and install example programs" ON)
48 OPTION(ALSOFT_TESTS "Build and install test programs" ON)
50 OPTION(ALSOFT_CONFIG "Install alsoft.conf sample configuration file" ON)
51 OPTION(ALSOFT_HRTF_DEFS "Install HRTF definition files" ON)
52 OPTION(ALSOFT_AMBDEC_PRESETS "Install AmbDec preset files" ON)
53 OPTION(ALSOFT_INSTALL "Install headers and libraries" ON)
55 if(DEFINED SHARE_INSTALL_DIR)
56 message(WARNING "SHARE_INSTALL_DIR is deprecated. Use the variables provided by the GNUInstallDirs module instead")
57 set(CMAKE_INSTALL_DATADIR "${SHARE_INSTALL_DIR}")
60 if(DEFINED LIB_SUFFIX)
61 message(WARNING "LIB_SUFFIX is deprecated. Use the variables provided by the GNUInstallDirs module instead")
66 ADD_DEFINITIONS("-D_WIN32 -D_WIN32_WINNT=0x0502")
68 # This option is mainly for static linking OpenAL Soft into another project
69 # that already defines the IDs. It is up to that project to ensure all
70 # required IDs are defined.
71 OPTION(ALSOFT_NO_UID_DEFS "Do not define GUIDs, IIDs, CLSIDs, or PropertyKeys" OFF)
74 OPTION(ALSOFT_BUILD_IMPORT_LIB "Build an import .lib using dlltool (requires sed)" ON)
77 SET(DLLTOOL "${HOST}-dlltool")
79 SET(DLLTOOL "dlltool")
89 # QNX's gcc do not uses /usr/include and /usr/lib pathes by default
90 IF ("${CMAKE_C_PLATFORM_ID}" STREQUAL "QNX")
91 ADD_DEFINITIONS("-I/usr/include")
92 SET(EXTRA_LDFLAGS "${EXTRA_LDFLAGS} -L/usr/lib")
99 SET(LIB_MAJOR_VERSION "1")
100 SET(LIB_MINOR_VERSION "17")
101 SET(LIB_REVISION "2")
102 SET(LIB_VERSION "${LIB_MAJOR_VERSION}.${LIB_MINOR_VERSION}.${LIB_REVISION}")
108 CHECK_TYPE_SIZE("long" SIZEOF_LONG)
109 CHECK_TYPE_SIZE("long long" SIZEOF_LONG_LONG)
112 CHECK_C_COMPILER_FLAG(-std=c11 HAVE_STD_C11)
114 SET(CMAKE_C_FLAGS "-std=c11 ${CMAKE_C_FLAGS}")
116 CHECK_C_COMPILER_FLAG(-std=c99 HAVE_STD_C99)
118 SET(CMAKE_C_FLAGS "-std=c99 ${CMAKE_C_FLAGS}")
122 CHECK_CXX_COMPILER_FLAG(-std=c++11 HAVE_STD_CXX11)
124 SET(CMAKE_CXX_FLAGS "-std=c++11 ${CMAKE_CXX_FLAGS}")
128 # Check if _POSIX_C_SOURCE and _XOPEN_SOURCE needs to be set for POSIX functions
129 CHECK_SYMBOL_EXISTS(posix_memalign stdlib.h HAVE_POSIX_MEMALIGN_DEFAULT)
130 IF(NOT HAVE_POSIX_MEMALIGN_DEFAULT)
131 SET(OLD_REQUIRED_FLAGS ${CMAKE_REQUIRED_FLAGS})
132 SET(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -D_POSIX_C_SOURCE=200112L -D_XOPEN_SOURCE=600")
133 CHECK_SYMBOL_EXISTS(posix_memalign stdlib.h HAVE_POSIX_MEMALIGN_POSIX)
134 IF(NOT HAVE_POSIX_MEMALIGN_POSIX)
135 SET(CMAKE_REQUIRED_FLAGS ${OLD_REQUIRED_FLAGS})
137 ADD_DEFINITIONS(-D_POSIX_C_SOURCE=200112L -D_XOPEN_SOURCE=600)
140 UNSET(OLD_REQUIRED_FLAGS)
143 # Set defines for large file support
144 CHECK_FILE_OFFSET_BITS()
145 IF(_FILE_OFFSET_BITS)
146 ADD_DEFINITIONS(-D_FILE_OFFSET_BITS=${_FILE_OFFSET_BITS})
147 SET(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -D_FILE_OFFSET_BITS=${_FILE_OFFSET_BITS}")
149 ADD_DEFINITIONS(-D_LARGEFILE_SOURCE -D_LARGE_FILES)
150 SET(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -D_LARGEFILE_SOURCE -D_LARGE_FILES")
152 # MSVC may need workarounds for C99 restrict and inline
154 # TODO: Once we truly require C99, these restrict and inline checks should go
156 CHECK_C_SOURCE_COMPILES("int *restrict foo;
157 int main() {return 0;}" HAVE_RESTRICT)
158 IF(NOT HAVE_RESTRICT)
159 ADD_DEFINITIONS("-Drestrict=")
160 SET(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -Drestrict=")
163 CHECK_C_SOURCE_COMPILES("inline void foo(void) { }
164 int main() {return 0;}" HAVE_INLINE)
166 CHECK_C_SOURCE_COMPILES("__inline void foo(void) { }
167 int main() {return 0;}" HAVE___INLINE)
168 IF(NOT HAVE___INLINE)
169 MESSAGE(FATAL_ERROR "No inline keyword found, please report!")
172 ADD_DEFINITIONS(-Dinline=__inline)
173 SET(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -Dinline=__inline")
177 # Make sure we have C99-style inline semantics with GCC (4.3 or newer).
178 IF(CMAKE_COMPILER_IS_GNUCC)
179 SET(CMAKE_C_FLAGS "-fno-gnu89-inline ${CMAKE_C_FLAGS}")
181 SET(OLD_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS}")
182 # Force no inlining for the next test.
183 SET(CMAKE_REQUIRED_FLAGS "${OLD_REQUIRED_FLAGS} -fno-inline")
185 CHECK_C_SOURCE_COMPILES("extern inline int foo() { return 0; }
186 int main() {return foo();}" INLINE_IS_C99)
187 IF(NOT INLINE_IS_C99)
188 MESSAGE(FATAL_ERROR "Your compiler does not seem to have C99 inline semantics!
189 Please update your compiler for better C99 compliance.")
192 SET(CMAKE_REQUIRED_FLAGS "${OLD_REQUIRED_FLAGS}")
195 # Check if we have a proper timespec declaration
196 CHECK_STRUCT_HAS_MEMBER("struct timespec" tv_sec time.h HAVE_STRUCT_TIMESPEC)
197 IF(HAVE_STRUCT_TIMESPEC)
198 # Define it here so we don't have to include config.h for it
199 ADD_DEFINITIONS("-DHAVE_STRUCT_TIMESPEC")
202 # Some systems may need libatomic for C11 atomic functions to work
203 SET(OLD_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES})
204 SET(CMAKE_REQUIRED_LIBRARIES ${OLD_REQUIRED_LIBRARIES} atomic)
205 CHECK_C_SOURCE_COMPILES("#include <stdatomic.h>
206 int _Atomic foo = ATOMIC_VAR_INIT(0);
209 return atomic_fetch_add(&foo, 2);
212 IF(NOT HAVE_LIBATOMIC)
213 SET(CMAKE_REQUIRED_LIBRARIES "${OLD_REQUIRED_LIBRARIES}")
215 SET(EXTRA_LIBS atomic ${EXTRA_LIBS})
217 UNSET(OLD_REQUIRED_LIBRARIES)
219 # Include liblog for Android logging
220 CHECK_LIBRARY_EXISTS(log __android_log_print "" HAVE_LIBLOG)
222 SET(EXTRA_LIBS log ${EXTRA_LIBS})
223 SET(CMAKE_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES} log)
226 # Check if we have C99 variable length arrays
227 CHECK_C_SOURCE_COMPILES(
228 "int main(int argc, char *argv[])
230 volatile int tmp[argc];
236 # Check if we have C99 bool
237 CHECK_C_SOURCE_COMPILES(
238 "int main(int argc, char *argv[])
241 ret = (argc > 1) ? 1 : 0;
246 # Check if we have C11 static_assert
247 CHECK_C_SOURCE_COMPILES(
250 _Static_assert(sizeof(int) == sizeof(int), \"What\");
253 HAVE_C11_STATIC_ASSERT)
255 # Check if we have C11 alignas
256 CHECK_C_SOURCE_COMPILES(
257 "_Alignas(16) int foo;
264 # Check if we have C11 _Atomic
265 CHECK_C_SOURCE_COMPILES(
266 "#include <stdatomic.h>
267 const int _Atomic foo = ATOMIC_VAR_INIT(~0);
268 int _Atomic bar = ATOMIC_VAR_INIT(0);
271 atomic_fetch_add(&bar, 2);
272 return atomic_load(&foo);
276 # Add definitions, compiler switches, etc.
277 INCLUDE_DIRECTORIES("${OpenAL_SOURCE_DIR}/include" "${OpenAL_BINARY_DIR}")
278 IF(CMAKE_VERSION VERSION_LESS "2.8.8")
279 INCLUDE_DIRECTORIES("${OpenAL_SOURCE_DIR}/OpenAL32/Include" "${OpenAL_SOURCE_DIR}/Alc")
280 IF(WIN32 AND ALSOFT_NO_UID_DEFS)
281 ADD_DEFINITIONS("-DAL_NO_UID_DEFS")
285 IF(NOT CMAKE_BUILD_TYPE)
286 SET(CMAKE_BUILD_TYPE RelWithDebInfo CACHE STRING
287 "Choose the type of build, options are: Debug Release RelWithDebInfo MinSizeRel."
290 IF(NOT CMAKE_DEBUG_POSTFIX)
291 SET(CMAKE_DEBUG_POSTFIX "" CACHE STRING
292 "Library postfix for debug builds. Normally left blank."
298 ADD_DEFINITIONS(-D_CRT_SECURE_NO_WARNINGS)
299 ADD_DEFINITIONS(-D_CRT_NONSTDC_NO_DEPRECATE)
300 SET(EXTRA_CFLAGS "${EXTRA_CFLAGS} /wd4098")
303 STRING(REGEX REPLACE "\\\\" "/" DXSDK_DIR "$ENV{DXSDK_DIR}")
305 STRING(REGEX REPLACE "\\\\" "/" DXSDK_DIR "${DXSDK_DIR}")
308 MESSAGE(STATUS "Using DirectX SDK directory: ${DXSDK_DIR}")
311 OPTION(FORCE_STATIC_VCRT "Force /MT for static VC runtimes" OFF)
312 IF(FORCE_STATIC_VCRT)
314 CMAKE_C_FLAGS CMAKE_C_FLAGS_DEBUG CMAKE_C_FLAGS_RELEASE
315 CMAKE_C_FLAGS_MINSIZEREL CMAKE_C_FLAGS_RELWITHDEBINFO)
316 IF(${flag_var} MATCHES "/MD")
317 STRING(REGEX REPLACE "/MD" "/MT" ${flag_var} "${${flag_var}}")
322 SET(EXTRA_CFLAGS "${EXTRA_CFLAGS} -Winline -Wall")
323 CHECK_C_COMPILER_FLAG(-Wextra HAVE_W_EXTRA)
325 SET(EXTRA_CFLAGS "${EXTRA_CFLAGS} -Wextra")
329 SET(EXTRA_CFLAGS "${EXTRA_CFLAGS} -Werror")
332 # Force enable -fPIC for CMake versions before 2.8.9 (later versions have
333 # the POSITION_INDEPENDENT_CODE target property). The static common library
334 # will be linked into the dynamic OpenAL library, which requires all its
335 # code to be position-independent.
336 IF(CMAKE_VERSION VERSION_LESS "2.8.9" AND NOT WIN32)
337 CHECK_C_COMPILER_FLAG(-fPIC HAVE_FPIC_SWITCH)
339 SET(EXTRA_CFLAGS "${EXTRA_CFLAGS} -fPIC")
343 # We want RelWithDebInfo to actually include debug stuff (define _DEBUG
345 FOREACH(flag_var CMAKE_C_FLAGS_RELWITHDEBINFO CMAKE_CXX_FLAGS_RELWITHDEBINFO)
346 IF(${flag_var} MATCHES "-DNDEBUG")
347 STRING(REGEX REPLACE "-DNDEBUG" "-D_DEBUG" ${flag_var} "${${flag_var}}")
351 CHECK_C_SOURCE_COMPILES("int foo() __attribute__((destructor));
352 int main() {return 0;}" HAVE_GCC_DESTRUCTOR)
354 option(ALSOFT_STATIC_LIBGCC "Force -static-libgcc for static GCC runtimes" OFF)
355 if(ALSOFT_STATIC_LIBGCC)
356 set(OLD_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES})
357 set(CMAKE_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES} -static-libgcc)
358 check_c_source_compiles(
364 HAVE_STATIC_LIBGCC_SWITCH
366 if(HAVE_STATIC_LIBGCC_SWITCH)
367 set(EXTRA_LDFLAGS "${EXTRA_LDFLAGS} -static-libgcc")
369 set(CMAKE_REQUIRED_LIBRARIES ${OLD_REQUIRED_LIBRARIES})
370 unset(OLD_REQUIRED_LIBRARIES)
374 # Set visibility/export options if available
377 SET(EXPORT_DECL "__declspec(dllexport)")
379 SET(ALIGN_DECL "__declspec(align(x))")
381 SET(ALIGN_DECL "__declspec(aligned(x))")
384 SET(OLD_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS}")
385 # Yes GCC, really don't accept visibility modes you don't support
386 SET(CMAKE_REQUIRED_FLAGS "${OLD_REQUIRED_FLAGS} -Wattributes -Werror")
388 CHECK_C_SOURCE_COMPILES("int foo() __attribute__((visibility(\"protected\")));
389 int main() {return 0;}" HAVE_GCC_PROTECTED_VISIBILITY)
390 IF(HAVE_GCC_PROTECTED_VISIBILITY)
391 SET(EXPORT_DECL "__attribute__((visibility(\"protected\")))")
393 CHECK_C_SOURCE_COMPILES("int foo() __attribute__((visibility(\"default\")));
394 int main() {return 0;}" HAVE_GCC_DEFAULT_VISIBILITY)
395 IF(HAVE_GCC_DEFAULT_VISIBILITY)
396 SET(EXPORT_DECL "__attribute__((visibility(\"default\")))")
400 IF(HAVE_GCC_PROTECTED_VISIBILITY OR HAVE_GCC_DEFAULT_VISIBILITY)
401 CHECK_C_COMPILER_FLAG(-fvisibility=hidden HAVE_VISIBILITY_HIDDEN_SWITCH)
402 IF(HAVE_VISIBILITY_HIDDEN_SWITCH)
403 SET(EXTRA_CFLAGS "${EXTRA_CFLAGS} -fvisibility=hidden")
404 SET(HIDDEN_DECL "__attribute__((visibility(\"hidden\")))")
408 CHECK_C_SOURCE_COMPILES("int foo __attribute__((aligned(16)));
409 int main() {return 0;}" HAVE_ATTRIBUTE_ALIGNED)
410 IF(HAVE_ATTRIBUTE_ALIGNED)
411 SET(ALIGN_DECL "__attribute__((aligned(x)))")
414 SET(CMAKE_REQUIRED_FLAGS "${OLD_REQUIRED_FLAGS}")
417 CHECK_C_SOURCE_COMPILES("
421 ptr = __builtin_assume_aligned(ptr, 16);
423 }" HAVE___BUILTIN_ASSUME_ALIGNED)
424 IF(HAVE___BUILTIN_ASSUME_ALIGNED)
425 SET(ASSUME_ALIGNED_DECL "__builtin_assume_aligned(x, y)")
427 SET(ASSUME_ALIGNED_DECL "x")
433 SET(SSE4_1_SWITCH "")
434 SET(FPU_NEON_SWITCH "")
436 CHECK_C_COMPILER_FLAG(-msse HAVE_MSSE_SWITCH)
438 SET(SSE_SWITCH "-msse")
440 CHECK_C_COMPILER_FLAG(-msse2 HAVE_MSSE2_SWITCH)
441 IF(HAVE_MSSE2_SWITCH)
442 SET(SSE2_SWITCH "-msse2")
444 CHECK_C_COMPILER_FLAG(-msse3 HAVE_MSSE3_SWITCH)
445 IF(HAVE_MSSE3_SWITCH)
446 SET(SSE3_SWITCH "-msse3")
448 CHECK_C_COMPILER_FLAG(-msse4.1 HAVE_MSSE4_1_SWITCH)
449 IF(HAVE_MSSE4_1_SWITCH)
450 SET(SSE4_1_SWITCH "-msse4.1")
452 CHECK_C_COMPILER_FLAG(-mfpu=neon HAVE_MFPU_NEON_SWITCH)
453 IF(HAVE_MFPU_NEON_SWITCH)
454 SET(FPU_NEON_SWITCH "-mfpu=neon")
458 CHECK_C_SOURCE_COMPILES("int foo(const char *str, ...) __attribute__((format(printf, 1, 2)));
459 int main() {return 0;}" HAVE_GCC_FORMAT)
461 CHECK_INCLUDE_FILE(stdbool.h HAVE_STDBOOL_H)
462 CHECK_INCLUDE_FILE(stdalign.h HAVE_STDALIGN_H)
463 CHECK_INCLUDE_FILE(malloc.h HAVE_MALLOC_H)
464 CHECK_INCLUDE_FILE(dirent.h HAVE_DIRENT_H)
465 CHECK_INCLUDE_FILE(strings.h HAVE_STRINGS_H)
466 CHECK_INCLUDE_FILE(cpuid.h HAVE_CPUID_H)
467 CHECK_INCLUDE_FILE(intrin.h HAVE_INTRIN_H)
468 CHECK_INCLUDE_FILE(sys/sysconf.h HAVE_SYS_SYSCONF_H)
469 CHECK_INCLUDE_FILE(fenv.h HAVE_FENV_H)
470 CHECK_INCLUDE_FILE(float.h HAVE_FLOAT_H)
471 CHECK_INCLUDE_FILE(ieeefp.h HAVE_IEEEFP_H)
472 CHECK_INCLUDE_FILE(guiddef.h HAVE_GUIDDEF_H)
473 IF(NOT HAVE_GUIDDEF_H)
474 CHECK_INCLUDE_FILE(initguid.h HAVE_INITGUID_H)
477 # Some systems need libm for some of the following math functions to work
478 CHECK_LIBRARY_EXISTS(m pow "" HAVE_LIBM)
480 SET(EXTRA_LIBS m ${EXTRA_LIBS})
481 SET(CMAKE_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES} m)
484 # Check for the dlopen API (for dynamicly loading backend libs)
486 CHECK_LIBRARY_EXISTS(dl dlopen "" HAVE_LIBDL)
488 SET(EXTRA_LIBS dl ${EXTRA_LIBS})
489 SET(CMAKE_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES} dl)
492 CHECK_INCLUDE_FILE(dlfcn.h HAVE_DLFCN_H)
495 # Check for a cpuid intrinsic
497 CHECK_C_SOURCE_COMPILES("#include <cpuid.h>
500 unsigned int eax, ebx, ecx, edx;
501 return __get_cpuid(0, &eax, &ebx, &ecx, &edx);
502 }" HAVE_GCC_GET_CPUID)
505 CHECK_C_SOURCE_COMPILES("#include <intrin.h>
511 }" HAVE_CPUID_INTRINSIC)
514 CHECK_SYMBOL_EXISTS(aligned_alloc stdlib.h HAVE_ALIGNED_ALLOC)
515 CHECK_SYMBOL_EXISTS(posix_memalign stdlib.h HAVE_POSIX_MEMALIGN)
516 CHECK_SYMBOL_EXISTS(_aligned_malloc malloc.h HAVE__ALIGNED_MALLOC)
517 CHECK_SYMBOL_EXISTS(lrintf math.h HAVE_LRINTF)
518 CHECK_SYMBOL_EXISTS(modff math.h HAVE_MODFF)
520 CHECK_SYMBOL_EXISTS(alloca malloc.h HAVE_ALLOCA)
522 MESSAGE(FATAL_ERROR "No alloca function found, please report!")
527 CHECK_SYMBOL_EXISTS(_controlfp float.h HAVE__CONTROLFP)
528 CHECK_SYMBOL_EXISTS(__control87_2 float.h HAVE___CONTROL87_2)
531 CHECK_FUNCTION_EXISTS(stat HAVE_STAT)
532 CHECK_FUNCTION_EXISTS(strtof HAVE_STRTOF)
533 CHECK_FUNCTION_EXISTS(strcasecmp HAVE_STRCASECMP)
534 IF(NOT HAVE_STRCASECMP)
535 CHECK_FUNCTION_EXISTS(_stricmp HAVE__STRICMP)
536 IF(NOT HAVE__STRICMP)
537 MESSAGE(FATAL_ERROR "No case-insensitive compare function found, please report!")
540 ADD_DEFINITIONS(-Dstrcasecmp=_stricmp)
543 CHECK_FUNCTION_EXISTS(strncasecmp HAVE_STRNCASECMP)
544 IF(NOT HAVE_STRNCASECMP)
545 CHECK_FUNCTION_EXISTS(_strnicmp HAVE__STRNICMP)
546 IF(NOT HAVE__STRNICMP)
547 MESSAGE(FATAL_ERROR "No case-insensitive size-limitted compare function found, please report!")
550 ADD_DEFINITIONS(-Dstrncasecmp=_strnicmp)
553 CHECK_SYMBOL_EXISTS(strnlen string.h HAVE_STRNLEN)
554 CHECK_SYMBOL_EXISTS(snprintf stdio.h HAVE_SNPRINTF)
555 IF(NOT HAVE_SNPRINTF)
556 CHECK_FUNCTION_EXISTS(_snprintf HAVE__SNPRINTF)
557 IF(NOT HAVE__SNPRINTF)
558 MESSAGE(FATAL_ERROR "No snprintf function found, please report!")
561 ADD_DEFINITIONS(-Dsnprintf=_snprintf)
564 CHECK_SYMBOL_EXISTS(isfinite math.h HAVE_ISFINITE)
565 IF(NOT HAVE_ISFINITE)
566 CHECK_FUNCTION_EXISTS(finite HAVE_FINITE)
568 CHECK_FUNCTION_EXISTS(_finite HAVE__FINITE)
570 MESSAGE(FATAL_ERROR "No isfinite function found, please report!")
572 ADD_DEFINITIONS(-Disfinite=_finite)
574 ADD_DEFINITIONS(-Disfinite=finite)
578 CHECK_SYMBOL_EXISTS(isnan math.h HAVE_ISNAN)
580 CHECK_FUNCTION_EXISTS(_isnan HAVE__ISNAN)
582 MESSAGE(FATAL_ERROR "No isnan function found, please report!")
585 ADD_DEFINITIONS(-Disnan=_isnan)
589 # Check if we have Windows headers
590 CHECK_INCLUDE_FILE(windows.h HAVE_WINDOWS_H -D_WIN32_WINNT=0x0502)
591 IF(NOT HAVE_WINDOWS_H)
592 CHECK_SYMBOL_EXISTS(gettimeofday sys/time.h HAVE_GETTIMEOFDAY)
593 IF(NOT HAVE_GETTIMEOFDAY)
594 MESSAGE(FATAL_ERROR "No timing function found!")
597 CHECK_SYMBOL_EXISTS(nanosleep time.h HAVE_NANOSLEEP)
598 IF(NOT HAVE_NANOSLEEP)
599 MESSAGE(FATAL_ERROR "No sleep function found!")
602 # We need pthreads outside of Windows
603 CHECK_INCLUDE_FILE(pthread.h HAVE_PTHREAD_H)
604 IF(NOT HAVE_PTHREAD_H)
605 MESSAGE(FATAL_ERROR "PThreads is required for non-Windows builds!")
607 # Some systems need pthread_np.h to get recursive mutexes
608 CHECK_INCLUDE_FILES("pthread.h;pthread_np.h" HAVE_PTHREAD_NP_H)
610 CHECK_C_COMPILER_FLAG(-pthread HAVE_PTHREAD)
612 SET(EXTRA_CFLAGS "${EXTRA_CFLAGS} -pthread")
613 SET(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -pthread")
614 SET(EXTRA_LDFLAGS "${EXTRA_LDFLAGS} -pthread")
617 CHECK_LIBRARY_EXISTS(pthread pthread_create "" HAVE_LIBPTHREAD)
619 SET(EXTRA_LIBS pthread ${EXTRA_LIBS})
622 CHECK_SYMBOL_EXISTS(pthread_setschedparam pthread.h HAVE_PTHREAD_SETSCHEDPARAM)
624 IF(HAVE_PTHREAD_NP_H)
625 CHECK_SYMBOL_EXISTS(pthread_setname_np "pthread.h;pthread_np.h" HAVE_PTHREAD_SETNAME_NP)
626 IF(NOT HAVE_PTHREAD_SETNAME_NP)
627 CHECK_SYMBOL_EXISTS(pthread_set_name_np "pthread.h;pthread_np.h" HAVE_PTHREAD_SET_NAME_NP)
629 CHECK_C_SOURCE_COMPILES("
631 #include <pthread_np.h>
634 pthread_setname_np(\"testname\");
637 PTHREAD_SETNAME_NP_ONE_PARAM
640 CHECK_SYMBOL_EXISTS(pthread_mutexattr_setkind_np "pthread.h;pthread_np.h" HAVE_PTHREAD_MUTEXATTR_SETKIND_NP)
642 CHECK_SYMBOL_EXISTS(pthread_setname_np pthread.h HAVE_PTHREAD_SETNAME_NP)
643 IF(NOT HAVE_PTHREAD_SETNAME_NP)
644 CHECK_SYMBOL_EXISTS(pthread_set_name_np pthread.h HAVE_PTHREAD_SET_NAME_NP)
646 CHECK_C_SOURCE_COMPILES("
650 pthread_setname_np(\"testname\");
653 PTHREAD_SETNAME_NP_ONE_PARAM
656 CHECK_SYMBOL_EXISTS(pthread_mutexattr_setkind_np pthread.h HAVE_PTHREAD_MUTEXATTR_SETKIND_NP)
659 CHECK_SYMBOL_EXISTS(pthread_mutex_timedlock pthread.h HAVE_PTHREAD_MUTEX_TIMEDLOCK)
661 CHECK_LIBRARY_EXISTS(rt clock_gettime "" HAVE_LIBRT)
663 SET(EXTRA_LIBS rt ${EXTRA_LIBS})
667 # Check for a 64-bit type
668 CHECK_INCLUDE_FILE(stdint.h HAVE_STDINT_H)
669 IF(NOT HAVE_STDINT_H)
671 CHECK_C_SOURCE_COMPILES("#define _WIN32_WINNT 0x0502
674 int main() {return 0;}" HAVE___INT64)
677 IF(NOT SIZEOF_LONG MATCHES "8")
678 IF(NOT SIZEOF_LONG_LONG MATCHES "8")
679 MESSAGE(FATAL_ERROR "No 64-bit types found, please report!")
686 SET(COMMON_OBJS common/almalloc.c
692 SET(OPENAL_OBJS OpenAL32/alAuxEffectSlot.c
696 OpenAL32/alExtension.c
698 OpenAL32/alListener.c
702 OpenAL32/sample_cvt.c
704 SET(ALC_OBJS Alc/ALc.c
710 Alc/effects/compressor.c
711 Alc/effects/dedicated.c
712 Alc/effects/distortion.c
714 Alc/effects/equalizer.c
715 Alc/effects/flanger.c
716 Alc/effects/modulator.c
732 SET(CPU_EXTS "Default")
747 SET(HAVE_PORTAUDIO 0)
748 SET(HAVE_PULSEAUDIO 0)
749 SET(HAVE_COREAUDIO 0)
753 # Check for SSE support
754 OPTION(ALSOFT_REQUIRE_SSE "Require SSE support" OFF)
755 CHECK_INCLUDE_FILE(xmmintrin.h HAVE_XMMINTRIN_H "${SSE_SWITCH}")
757 OPTION(ALSOFT_CPUEXT_SSE "Enable SSE support" ON)
758 IF(ALSOFT_CPUEXT_SSE)
759 IF(ALIGN_DECL OR HAVE_C11_ALIGNAS)
761 SET(ALC_OBJS ${ALC_OBJS} Alc/mixer_sse.c)
763 SET_SOURCE_FILES_PROPERTIES(Alc/mixer_sse.c PROPERTIES
764 COMPILE_FLAGS "${SSE_SWITCH}")
766 SET(CPU_EXTS "${CPU_EXTS}, SSE")
770 IF(ALSOFT_REQUIRE_SSE AND NOT HAVE_SSE)
771 MESSAGE(FATAL_ERROR "Failed to enabled required SSE CPU extensions")
774 OPTION(ALSOFT_REQUIRE_SSE2 "Require SSE2 support" OFF)
775 CHECK_INCLUDE_FILE(emmintrin.h HAVE_EMMINTRIN_H "${SSE2_SWITCH}")
777 OPTION(ALSOFT_CPUEXT_SSE2 "Enable SSE2 support" ON)
778 IF(HAVE_SSE AND ALSOFT_CPUEXT_SSE2)
779 IF(ALIGN_DECL OR HAVE_C11_ALIGNAS)
781 SET(ALC_OBJS ${ALC_OBJS} Alc/mixer_sse2.c)
783 SET_SOURCE_FILES_PROPERTIES(Alc/mixer_sse2.c PROPERTIES
784 COMPILE_FLAGS "${SSE2_SWITCH}")
786 SET(CPU_EXTS "${CPU_EXTS}, SSE2")
790 IF(ALSOFT_REQUIRE_SSE2 AND NOT HAVE_SSE2)
791 MESSAGE(FATAL_ERROR "Failed to enable required SSE2 CPU extensions")
794 OPTION(ALSOFT_REQUIRE_SSE2 "Require SSE3 support" OFF)
795 CHECK_INCLUDE_FILE(pmmintrin.h HAVE_PMMINTRIN_H "${SSE3_SWITCH}")
797 OPTION(ALSOFT_CPUEXT_SSE3 "Enable SSE3 support" ON)
798 IF(HAVE_SSE2 AND ALSOFT_CPUEXT_SSE3)
799 IF(ALIGN_DECL OR HAVE_C11_ALIGNAS)
801 SET(ALC_OBJS ${ALC_OBJS} Alc/mixer_sse3.c)
803 SET_SOURCE_FILES_PROPERTIES(Alc/mixer_sse3.c PROPERTIES
804 COMPILE_FLAGS "${SSE3_SWITCH}")
806 SET(CPU_EXTS "${CPU_EXTS}, SSE3")
810 IF(ALSOFT_REQUIRE_SSE3 AND NOT HAVE_SSE3)
811 MESSAGE(FATAL_ERROR "Failed to enable required SSE3 CPU extensions")
814 OPTION(ALSOFT_REQUIRE_SSE4_1 "Require SSE4.1 support" OFF)
815 CHECK_INCLUDE_FILE(smmintrin.h HAVE_SMMINTRIN_H "${SSE4_1_SWITCH}")
817 OPTION(ALSOFT_CPUEXT_SSE4_1 "Enable SSE4.1 support" ON)
818 IF(HAVE_SSE2 AND ALSOFT_CPUEXT_SSE4_1)
819 IF(ALIGN_DECL OR HAVE_C11_ALIGNAS)
821 SET(ALC_OBJS ${ALC_OBJS} Alc/mixer_sse41.c)
823 SET_SOURCE_FILES_PROPERTIES(Alc/mixer_sse41.c PROPERTIES
824 COMPILE_FLAGS "${SSE4_1_SWITCH}")
826 SET(CPU_EXTS "${CPU_EXTS}, SSE4.1")
830 IF(ALSOFT_REQUIRE_SSE4_1 AND NOT HAVE_SSE4_1)
831 MESSAGE(FATAL_ERROR "Failed to enable required SSE4.1 CPU extensions")
834 # Check for ARM Neon support
835 OPTION(ALSOFT_REQUIRE_NEON "Require ARM Neon support" OFF)
836 CHECK_INCLUDE_FILE(arm_neon.h HAVE_ARM_NEON_H)
838 OPTION(ALSOFT_CPUEXT_NEON "Enable ARM Neon support" ON)
839 IF(ALSOFT_CPUEXT_NEON)
841 SET(ALC_OBJS ${ALC_OBJS} Alc/mixer_neon.c)
843 SET_SOURCE_FILES_PROPERTIES(Alc/mixer_neon.c PROPERTIES
844 COMPILE_FLAGS "${FPU_NEON_SWITCH}")
846 SET(CPU_EXTS "${CPU_EXTS}, Neon")
849 IF(ALSOFT_REQUIRE_NEON AND NOT HAVE_NEON)
850 MESSAGE(FATAL_ERROR "Failed to enabled required ARM Neon CPU extensions")
854 IF(WIN32 OR HAVE_DLFCN_H)
856 MACRO(ADD_BACKEND_LIBS _LIBS)
859 SET(IS_LINKED " (linked)")
860 MACRO(ADD_BACKEND_LIBS _LIBS)
861 SET(EXTRA_LIBS ${_LIBS} ${EXTRA_LIBS})
866 SET(ALC_OBJS ${ALC_OBJS}
868 # Default backends, always available
869 Alc/backends/loopback.c
874 OPTION(ALSOFT_REQUIRE_ALSA "Require ALSA backend" OFF)
877 OPTION(ALSOFT_BACKEND_ALSA "Enable ALSA backend" ON)
878 IF(ALSOFT_BACKEND_ALSA)
880 SET(BACKENDS "${BACKENDS} ALSA${IS_LINKED},")
881 SET(ALC_OBJS ${ALC_OBJS} Alc/backends/alsa.c)
882 ADD_BACKEND_LIBS(${ALSA_LIBRARIES})
883 IF(CMAKE_VERSION VERSION_LESS "2.8.8")
884 INCLUDE_DIRECTORIES(${ALSA_INCLUDE_DIRS})
888 IF(ALSOFT_REQUIRE_ALSA AND NOT HAVE_ALSA)
889 MESSAGE(FATAL_ERROR "Failed to enabled required ALSA backend")
893 OPTION(ALSOFT_REQUIRE_OSS "Require OSS backend" OFF)
896 OPTION(ALSOFT_BACKEND_OSS "Enable OSS backend" ON)
897 IF(ALSOFT_BACKEND_OSS)
899 SET(BACKENDS "${BACKENDS} OSS,")
900 SET(ALC_OBJS ${ALC_OBJS} Alc/backends/oss.c)
901 IF(CMAKE_VERSION VERSION_LESS "2.8.8")
902 INCLUDE_DIRECTORIES(${OSS_INCLUDE_DIRS})
906 IF(ALSOFT_REQUIRE_OSS AND NOT HAVE_OSS)
907 MESSAGE(FATAL_ERROR "Failed to enabled required OSS backend")
910 # Check Solaris backend
911 OPTION(ALSOFT_REQUIRE_SOLARIS "Require Solaris backend" OFF)
912 FIND_PACKAGE(AudioIO)
914 OPTION(ALSOFT_BACKEND_SOLARIS "Enable Solaris backend" ON)
915 IF(ALSOFT_BACKEND_SOLARIS)
917 SET(BACKENDS "${BACKENDS} Solaris,")
918 SET(ALC_OBJS ${ALC_OBJS} Alc/backends/solaris.c)
919 IF(CMAKE_VERSION VERSION_LESS "2.8.8")
920 INCLUDE_DIRECTORIES(${AUDIOIO_INCLUDE_DIRS})
924 IF(ALSOFT_REQUIRE_SOLARIS AND NOT HAVE_SOLARIS)
925 MESSAGE(FATAL_ERROR "Failed to enabled required Solaris backend")
928 # Check SndIO backend
929 OPTION(ALSOFT_REQUIRE_SNDIO "Require SndIO backend" OFF)
930 FIND_PACKAGE(SoundIO)
932 OPTION(ALSOFT_BACKEND_SNDIO "Enable SndIO backend" ON)
933 IF(ALSOFT_BACKEND_SNDIO)
935 SET(BACKENDS "${BACKENDS} SndIO (linked),")
936 SET(ALC_OBJS ${ALC_OBJS} Alc/backends/sndio.c)
937 SET(EXTRA_LIBS ${SOUNDIO_LIBRARIES} ${EXTRA_LIBS})
938 IF(CMAKE_VERSION VERSION_LESS "2.8.8")
939 INCLUDE_DIRECTORIES(${SOUNDIO_INCLUDE_DIRS})
943 IF(ALSOFT_REQUIRE_SNDIO AND NOT HAVE_SNDIO)
944 MESSAGE(FATAL_ERROR "Failed to enabled required SndIO backend")
948 OPTION(ALSOFT_REQUIRE_QSA "Require QSA backend" OFF)
951 OPTION(ALSOFT_BACKEND_QSA "Enable QSA backend" ON)
952 IF(ALSOFT_BACKEND_QSA)
954 SET(BACKENDS "${BACKENDS} QSA (linked),")
955 SET(ALC_OBJS ${ALC_OBJS} Alc/backends/qsa.c)
956 SET(EXTRA_LIBS ${QSA_LIBRARIES} ${EXTRA_LIBS})
957 IF(CMAKE_VERSION VERSION_LESS "2.8.8")
958 INCLUDE_DIRECTORIES(${QSA_INCLUDE_DIRS})
962 IF(ALSOFT_REQUIRE_QSA AND NOT HAVE_QSA)
963 MESSAGE(FATAL_ERROR "Failed to enabled required QSA backend")
966 # Check Windows-only backends
967 OPTION(ALSOFT_REQUIRE_WINMM "Require Windows Multimedia backend" OFF)
968 OPTION(ALSOFT_REQUIRE_DSOUND "Require DirectSound backend" OFF)
969 OPTION(ALSOFT_REQUIRE_MMDEVAPI "Require MMDevApi backend" OFF)
971 # Check MMSystem backend
972 CHECK_INCLUDE_FILES("windows.h;mmsystem.h" HAVE_MMSYSTEM_H -D_WIN32_WINNT=0x0502)
974 CHECK_SHARED_FUNCTION_EXISTS(waveOutOpen "windows.h;mmsystem.h" winmm "" HAVE_LIBWINMM)
976 OPTION(ALSOFT_BACKEND_WINMM "Enable Windows Multimedia backend" ON)
977 IF(ALSOFT_BACKEND_WINMM)
979 SET(BACKENDS "${BACKENDS} WinMM,")
980 SET(ALC_OBJS ${ALC_OBJS} Alc/backends/winmm.c)
981 SET(EXTRA_LIBS winmm ${EXTRA_LIBS})
986 # Check DSound backend
989 OPTION(ALSOFT_BACKEND_DSOUND "Enable DirectSound backend" ON)
990 IF(ALSOFT_BACKEND_DSOUND)
992 SET(BACKENDS "${BACKENDS} DirectSound${IS_LINKED},")
993 SET(ALC_OBJS ${ALC_OBJS} Alc/backends/dsound.c)
994 ADD_BACKEND_LIBS(${DSOUND_LIBRARIES})
995 IF(CMAKE_VERSION VERSION_LESS "2.8.8")
996 INCLUDE_DIRECTORIES(${DSOUND_INCLUDE_DIRS})
1001 # Check for MMDevApi backend
1002 CHECK_INCLUDE_FILE(mmdeviceapi.h HAVE_MMDEVICEAPI_H)
1003 IF(HAVE_MMDEVICEAPI_H)
1004 OPTION(ALSOFT_BACKEND_MMDEVAPI "Enable MMDevApi backend" ON)
1005 IF(ALSOFT_BACKEND_MMDEVAPI)
1006 SET(HAVE_MMDEVAPI 1)
1007 SET(BACKENDS "${BACKENDS} MMDevApi,")
1008 SET(ALC_OBJS ${ALC_OBJS} Alc/backends/mmdevapi.c)
1012 IF(ALSOFT_REQUIRE_WINMM AND NOT HAVE_WINMM)
1013 MESSAGE(FATAL_ERROR "Failed to enabled required WinMM backend")
1015 IF(ALSOFT_REQUIRE_DSOUND AND NOT HAVE_DSOUND)
1016 MESSAGE(FATAL_ERROR "Failed to enabled required DSound backend")
1018 IF(ALSOFT_REQUIRE_MMDEVAPI AND NOT HAVE_MMDEVAPI)
1019 MESSAGE(FATAL_ERROR "Failed to enabled required MMDevApi backend")
1022 # Check PortAudio backend
1023 OPTION(ALSOFT_REQUIRE_PORTAUDIO "Require PortAudio backend" OFF)
1024 FIND_PACKAGE(PortAudio)
1026 OPTION(ALSOFT_BACKEND_PORTAUDIO "Enable PortAudio backend" ON)
1027 IF(ALSOFT_BACKEND_PORTAUDIO)
1028 SET(HAVE_PORTAUDIO 1)
1029 SET(BACKENDS "${BACKENDS} PortAudio${IS_LINKED},")
1030 SET(ALC_OBJS ${ALC_OBJS} Alc/backends/portaudio.c)
1031 ADD_BACKEND_LIBS(${PORTAUDIO_LIBRARIES})
1032 IF(CMAKE_VERSION VERSION_LESS "2.8.8")
1033 INCLUDE_DIRECTORIES(${PORTAUDIO_INCLUDE_DIRS})
1037 IF(ALSOFT_REQUIRE_PORTAUDIO AND NOT HAVE_PORTAUDIO)
1038 MESSAGE(FATAL_ERROR "Failed to enabled required PortAudio backend")
1041 # Check PulseAudio backend
1042 OPTION(ALSOFT_REQUIRE_PULSEAUDIO "Require PulseAudio backend" OFF)
1043 FIND_PACKAGE(PulseAudio)
1044 IF(PULSEAUDIO_FOUND)
1045 OPTION(ALSOFT_BACKEND_PULSEAUDIO "Enable PulseAudio backend" ON)
1046 IF(ALSOFT_BACKEND_PULSEAUDIO)
1047 SET(HAVE_PULSEAUDIO 1)
1048 SET(BACKENDS "${BACKENDS} PulseAudio${IS_LINKED},")
1049 SET(ALC_OBJS ${ALC_OBJS} Alc/backends/pulseaudio.c)
1050 ADD_BACKEND_LIBS(${PULSEAUDIO_LIBRARIES})
1051 IF(CMAKE_VERSION VERSION_LESS "2.8.8")
1052 INCLUDE_DIRECTORIES(${PULSEAUDIO_INCLUDE_DIRS})
1056 IF(ALSOFT_REQUIRE_PULSEAUDIO AND NOT HAVE_PULSEAUDIO)
1057 MESSAGE(FATAL_ERROR "Failed to enabled required PulseAudio backend")
1060 # Check JACK backend
1061 OPTION(ALSOFT_REQUIRE_JACK "Require JACK backend" OFF)
1064 OPTION(ALSOFT_BACKEND_JACK "Enable JACK backend" ON)
1065 IF(ALSOFT_BACKEND_JACK)
1067 SET(BACKENDS "${BACKENDS} JACK${IS_LINKED},")
1068 SET(ALC_OBJS ${ALC_OBJS} Alc/backends/jack.c)
1069 ADD_BACKEND_LIBS(${JACK_LIBRARIES})
1070 IF(CMAKE_VERSION VERSION_LESS "2.8.8")
1071 INCLUDE_DIRECTORIES(${JACK_INCLUDE_DIRS})
1075 IF(ALSOFT_REQUIRE_JACK AND NOT HAVE_JACK)
1076 MESSAGE(FATAL_ERROR "Failed to enabled required JACK backend")
1079 # Check CoreAudio backend
1080 OPTION(ALSOFT_REQUIRE_COREAUDIO "Require CoreAudio backend" OFF)
1081 FIND_LIBRARY(COREAUDIO_FRAMEWORK
1083 PATHS /System/Library/Frameworks
1085 IF(COREAUDIO_FRAMEWORK)
1086 OPTION(ALSOFT_BACKEND_COREAUDIO "Enable CoreAudio backend" ON)
1087 IF(ALSOFT_BACKEND_COREAUDIO)
1088 SET(HAVE_COREAUDIO 1)
1089 SET(ALC_OBJS ${ALC_OBJS} Alc/backends/coreaudio.c)
1090 SET(BACKENDS "${BACKENDS} CoreAudio,")
1091 SET(EXTRA_LIBS ${COREAUDIO_FRAMEWORK} ${EXTRA_LIBS})
1092 SET(EXTRA_LIBS /System/Library/Frameworks/AudioUnit.framework ${EXTRA_LIBS})
1093 SET(EXTRA_LIBS /System/Library/Frameworks/ApplicationServices.framework ${EXTRA_LIBS})
1095 # Some versions of OSX may need the AudioToolbox framework. Add it if
1097 FIND_LIBRARY(AUDIOTOOLBOX_LIBRARY
1099 PATHS ~/Library/Frameworks
1101 /System/Library/Frameworks
1103 IF(AUDIOTOOLBOX_LIBRARY)
1104 SET(EXTRA_LIBS ${AUDIOTOOLBOX_LIBRARY} ${EXTRA_LIBS})
1108 IF(ALSOFT_REQUIRE_COREAUDIO AND NOT HAVE_COREAUDIO)
1109 MESSAGE(FATAL_ERROR "Failed to enabled required CoreAudio backend")
1112 # Check for OpenSL (Android) backend
1113 OPTION(ALSOFT_REQUIRE_OPENSL "Require OpenSL backend" OFF)
1114 CHECK_INCLUDE_FILES("SLES/OpenSLES.h;SLES/OpenSLES_Android.h" HAVE_SLES_OPENSLES_ANDROID_H)
1115 IF(HAVE_SLES_OPENSLES_ANDROID_H)
1116 CHECK_SHARED_FUNCTION_EXISTS(slCreateEngine "SLES/OpenSLES.h" OpenSLES "" HAVE_LIBOPENSLES)
1117 IF(HAVE_LIBOPENSLES)
1118 OPTION(ALSOFT_BACKEND_OPENSL "Enable OpenSL backend" ON)
1119 IF(ALSOFT_BACKEND_OPENSL)
1121 SET(ALC_OBJS ${ALC_OBJS} Alc/backends/opensl.c)
1122 SET(BACKENDS "${BACKENDS} OpenSL,")
1123 SET(EXTRA_LIBS OpenSLES ${EXTRA_LIBS})
1127 IF(ALSOFT_REQUIRE_OPENSL AND NOT HAVE_OPENSL)
1128 MESSAGE(FATAL_ERROR "Failed to enabled required OpenSL backend")
1131 # Optionally enable the Wave Writer backend
1132 OPTION(ALSOFT_BACKEND_WAVE "Enable Wave Writer backend" ON)
1133 IF(ALSOFT_BACKEND_WAVE)
1135 SET(ALC_OBJS ${ALC_OBJS} Alc/backends/wave.c)
1136 SET(BACKENDS "${BACKENDS} WaveFile,")
1139 # This is always available
1140 SET(BACKENDS "${BACKENDS} Null")
1142 option(ALSOFT_EMBED_HRTF_DATA "Embed the HRTF data files (increases library footprint)" OFF)
1143 if(ALSOFT_EMBED_HRTF_DATA)
1145 set(ALC_OBJS ${ALC_OBJS} Alc/hrtf_res.rc)
1147 macro(add_custom_binary FILENAME BIN_NAME)
1148 set(outfile ${CMAKE_CURRENT_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/${FILENAME}${CMAKE_C_OUTPUT_EXTENSION})
1149 set(stubsrcfile ${CMAKE_CURRENT_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/${FILENAME}.stub.c)
1150 set(stubfile ${CMAKE_CURRENT_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/${FILENAME}.stub${CMAKE_C_OUTPUT_EXTENSION})
1151 add_custom_command(OUTPUT ${outfile}
1152 DEPENDS "${CMAKE_CURRENT_SOURCE_DIR}/hrtf/${FILENAME}"
1153 WORKING_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}/hrtf"
1154 COMMAND touch "${stubsrcfile}"
1155 COMMAND "${CMAKE_C_COMPILER}" -o "${stubfile}" -c "${stubsrcfile}"
1156 COMMAND "${CMAKE_LINKER}" -r -o "${outfile}" -sectcreate binary ${BIN_NAME} ${FILENAME} "${stubfile}"
1157 COMMAND rm "${stubsrcfile}" "${stubfile}"
1158 COMMENT "Generating ${FILENAME}${CMAKE_C_OUTPUT_EXTENSION}"
1161 set(ALC_OBJS ${ALC_OBJS} ${outfile})
1163 add_custom_binary(default-44100.mhr "default_44100")
1164 add_custom_binary(default-48000.mhr "default_48000")
1166 set(FILENAMES default-44100.mhr default-48000.mhr)
1167 foreach(FILENAME ${FILENAMES})
1168 set(outfile ${CMAKE_CURRENT_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/${FILENAME}${CMAKE_C_OUTPUT_EXTENSION})
1169 add_custom_command(OUTPUT ${outfile}
1170 DEPENDS "${CMAKE_CURRENT_SOURCE_DIR}/hrtf/${FILENAME}"
1171 WORKING_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}/hrtf"
1172 COMMAND "${CMAKE_LINKER}" -r -b binary -o "${outfile}" ${FILENAME}
1173 COMMAND "${CMAKE_OBJCOPY}" --rename-section .data=.rodata,alloc,load,readonly,data,contents "${outfile}" "${outfile}"
1174 COMMENT "Generating ${FILENAME}${CMAKE_C_OUTPUT_EXTENSION}"
1177 set(ALC_OBJS ${ALC_OBJS} ${outfile})
1185 IF(ALSOFT_UTILS AND NOT ALSOFT_NO_CONFIG_UTIL)
1186 add_subdirectory(utils/alsoft-config)
1191 FIND_PACKAGE(SDL_sound)
1192 IF(SDL_SOUND_FOUND AND CMAKE_VERSION VERSION_LESS "2.8.8")
1193 INCLUDE_DIRECTORIES(${SDL2_INCLUDE_DIR} ${SDL_SOUND_INCLUDE_DIR})
1195 FIND_PACKAGE(FFmpeg COMPONENTS AVFORMAT AVCODEC AVUTIL SWSCALE SWRESAMPLE)
1196 IF(FFMPEG_FOUND AND CMAKE_VERSION VERSION_LESS "2.8.8")
1197 INCLUDE_DIRECTORIES(${FFMPEG_INCLUDE_DIRS})
1202 IF(LIBTYPE STREQUAL "STATIC")
1203 ADD_DEFINITIONS(-DAL_LIBTYPE_STATIC)
1204 SET(PKG_CONFIG_CFLAGS -DAL_LIBTYPE_STATIC ${PKG_CONFIG_CFLAGS})
1208 SET(LIBNAME "openal")
1210 SET(LIBNAME "OpenAL32")
1214 IF(GIT_FOUND AND EXISTS "${OpenAL_SOURCE_DIR}/.git")
1215 # Get the current working branch and its latest abbreviated commit hash
1216 ADD_CUSTOM_TARGET(build_version
1217 ${CMAKE_COMMAND} -D GIT_EXECUTABLE=${GIT_EXECUTABLE}
1218 -D LIB_VERSION=${LIB_VERSION}
1219 -D SRC=${OpenAL_SOURCE_DIR}/version.h.in
1220 -D DST=${OpenAL_BINARY_DIR}/version.h
1221 -P ${OpenAL_SOURCE_DIR}/version.cmake
1222 WORKING_DIRECTORY "${OpenAL_SOURCE_DIR}"
1226 SET(GIT_BRANCH "UNKNOWN")
1227 SET(GIT_COMMIT_HASH "unknown")
1229 "${OpenAL_SOURCE_DIR}/version.h.in"
1230 "${OpenAL_BINARY_DIR}/version.h")
1233 # Needed for openal.pc.in
1234 SET(prefix ${CMAKE_INSTALL_PREFIX})
1235 SET(exec_prefix "\${prefix}")
1236 SET(libdir "\${exec_prefix}/${CMAKE_INSTALL_LIBDIR}")
1237 SET(bindir "\${exec_prefix}/${CMAKE_INSTALL_BINDIR}")
1238 SET(includedir "\${prefix}/${CMAKE_INSTALL_INCLUDEDIR}")
1239 SET(PACKAGE_VERSION "${LIB_VERSION}")
1243 "${OpenAL_SOURCE_DIR}/config.h.in"
1244 "${OpenAL_BINARY_DIR}/config.h")
1246 "${OpenAL_SOURCE_DIR}/openal.pc.in"
1247 "${OpenAL_BINARY_DIR}/openal.pc"
1250 # Build main library
1251 IF(LIBTYPE STREQUAL "STATIC")
1252 ADD_LIBRARY(OpenAL STATIC ${COMMON_OBJS} ${OPENAL_OBJS} ${ALC_OBJS})
1254 ADD_LIBRARY(OpenAL SHARED ${COMMON_OBJS} ${OPENAL_OBJS} ${ALC_OBJS})
1256 SET_PROPERTY(TARGET OpenAL APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1257 SET_PROPERTY(TARGET OpenAL APPEND PROPERTY COMPILE_DEFINITIONS AL_BUILD_LIBRARY AL_ALEXT_PROTOTYPES)
1258 IF(WIN32 AND ALSOFT_NO_UID_DEFS)
1259 SET_PROPERTY(TARGET OpenAL APPEND PROPERTY COMPILE_DEFINITIONS AL_NO_UID_DEFS)
1261 SET_PROPERTY(TARGET OpenAL APPEND PROPERTY INCLUDE_DIRECTORIES "${OpenAL_SOURCE_DIR}/OpenAL32/Include" "${OpenAL_SOURCE_DIR}/Alc")
1263 SET_PROPERTY(TARGET OpenAL APPEND PROPERTY INCLUDE_DIRECTORIES ${ALSA_INCLUDE_DIRS})
1266 SET_PROPERTY(TARGET OpenAL APPEND PROPERTY INCLUDE_DIRECTORIES ${OSS_INCLUDE_DIRS})
1269 SET_PROPERTY(TARGET OpenAL APPEND PROPERTY INCLUDE_DIRECTORIES ${AUDIOIO_INCLUDE_DIRS})
1272 SET_PROPERTY(TARGET OpenAL APPEND PROPERTY INCLUDE_DIRECTORIES ${SOUNDIO_INCLUDE_DIRS})
1275 SET_PROPERTY(TARGET OpenAL APPEND PROPERTY INCLUDE_DIRECTORIES ${QSA_INCLUDE_DIRS})
1278 SET_PROPERTY(TARGET OpenAL APPEND PROPERTY INCLUDE_DIRECTORIES ${DSOUND_INCLUDE_DIRS})
1281 SET_PROPERTY(TARGET OpenAL APPEND PROPERTY INCLUDE_DIRECTORIES ${PORTAUDIO_INCLUDE_DIRS})
1284 SET_PROPERTY(TARGET OpenAL APPEND PROPERTY INCLUDE_DIRECTORIES ${PULSEAUDIO_INCLUDE_DIRS})
1287 SET_PROPERTY(TARGET OpenAL APPEND PROPERTY INCLUDE_DIRECTORIES ${JACK_INCLUDE_DIRS})
1291 SET_PROPERTY(TARGET OpenAL APPEND_STRING PROPERTY LINK_FLAGS " /SUBSYSTEM:WINDOWS")
1292 ELSEIF(CMAKE_COMPILER_IS_GNUCC)
1293 SET_PROPERTY(TARGET OpenAL APPEND_STRING PROPERTY LINK_FLAGS " -mwindows")
1297 SET_TARGET_PROPERTIES(OpenAL PROPERTIES VERSION ${LIB_VERSION}
1298 SOVERSION ${LIB_MAJOR_VERSION})
1299 SET_TARGET_PROPERTIES(OpenAL PROPERTIES OUTPUT_NAME ${LIBNAME})
1301 if(WIN32 AND NOT LIBTYPE STREQUAL "STATIC")
1302 SET_TARGET_PROPERTIES(OpenAL PROPERTIES PREFIX "")
1304 IF(MINGW AND ALSOFT_BUILD_IMPORT_LIB)
1305 FIND_PROGRAM(SED_EXECUTABLE NAMES sed DOC "sed executable")
1306 FIND_PROGRAM(DLLTOOL_EXECUTABLE NAMES "${DLLTOOL}" DOC "dlltool executable")
1307 IF(NOT SED_EXECUTABLE OR NOT DLLTOOL_EXECUTABLE)
1309 IF(NOT SED_EXECUTABLE)
1310 MESSAGE(STATUS "WARNING: Cannot find sed, disabling .def/.lib generation")
1312 IF(NOT DLLTOOL_EXECUTABLE)
1313 MESSAGE(STATUS "WARNING: Cannot find dlltool, disabling .def/.lib generation")
1316 SET(EXTRA_LDFLAGS "${EXTRA_LDFLAGS} -Wl,--output-def,OpenAL32.def")
1317 ADD_CUSTOM_COMMAND(TARGET OpenAL POST_BUILD
1318 COMMAND "${SED_EXECUTABLE}" -i -e "s/ @[^ ]*//" OpenAL32.def
1319 COMMAND "${DLLTOOL_EXECUTABLE}" -d OpenAL32.def -l OpenAL32.lib -D OpenAL32.dll
1320 COMMENT "Stripping ordinals from OpenAL32.def and generating OpenAL32.lib..."
1327 SET_PROPERTY(TARGET OpenAL APPEND_STRING PROPERTY LINK_FLAGS ${EXTRA_LDFLAGS})
1328 TARGET_LINK_LIBRARIES(OpenAL ${EXTRA_LIBS})
1329 IF(TARGET build_version)
1330 ADD_DEPENDENCIES(OpenAL build_version)
1334 # Add an install target here
1335 INSTALL(TARGETS OpenAL EXPORT OpenAL
1336 RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
1337 LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
1338 ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
1339 INCLUDES DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}
1341 EXPORT(TARGETS OpenAL
1343 FILE OpenALConfig.cmake)
1344 INSTALL(EXPORT OpenAL
1345 DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/OpenAL
1347 FILE OpenALConfig.cmake)
1348 INSTALL(FILES include/AL/al.h
1352 include/AL/efx-creative.h
1353 include/AL/efx-presets.h
1354 DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/AL
1356 INSTALL(FILES "${OpenAL_BINARY_DIR}/openal.pc"
1357 DESTINATION "${CMAKE_INSTALL_LIBDIR}/pkgconfig")
1362 MESSAGE(STATUS "Building OpenAL with support for the following backends:")
1363 MESSAGE(STATUS " ${BACKENDS}")
1365 MESSAGE(STATUS "Building with support for CPU extensions:")
1366 MESSAGE(STATUS " ${CPU_EXTS}")
1371 MESSAGE(STATUS "WARNING: Building the Windows version without DirectSound output")
1372 MESSAGE(STATUS " This is probably NOT what you want!")
1377 if(ALSOFT_EMBED_HRTF_DATA)
1378 message(STATUS "Embedding HRTF datasets")
1382 # Install alsoft.conf configuration file
1384 INSTALL(FILES alsoftrc.sample
1385 DESTINATION ${CMAKE_INSTALL_DATADIR}/openal
1387 MESSAGE(STATUS "Installing sample configuration")
1391 # Install HRTF definitions
1392 IF(ALSOFT_HRTF_DEFS)
1393 INSTALL(FILES hrtf/default-44100.mhr
1394 hrtf/default-48000.mhr
1395 DESTINATION ${CMAKE_INSTALL_DATADIR}/openal/hrtf
1397 MESSAGE(STATUS "Installing HRTF definitions")
1401 # Install AmbDec presets
1402 IF(ALSOFT_AMBDEC_PRESETS)
1403 INSTALL(FILES presets/3D7.1.ambdec
1404 presets/hexagon.ambdec
1405 presets/itu5.1.ambdec
1406 presets/rectangle.ambdec
1407 presets/square.ambdec
1409 DESTINATION ${CMAKE_INSTALL_DATADIR}/openal/presets
1411 MESSAGE(STATUS "Installing AmbDec presets")
1416 ADD_EXECUTABLE(openal-info utils/openal-info.c)
1417 SET_PROPERTY(TARGET openal-info APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1418 TARGET_LINK_LIBRARIES(openal-info OpenAL)
1420 ADD_EXECUTABLE(makehrtf utils/makehrtf.c)
1421 SET_PROPERTY(TARGET makehrtf APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1423 TARGET_LINK_LIBRARIES(makehrtf m)
1426 ADD_EXECUTABLE(bsincgen utils/bsincgen.c)
1427 SET_PROPERTY(TARGET bsincgen APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1429 TARGET_LINK_LIBRARIES(bsincgen m)
1433 INSTALL(TARGETS openal-info makehrtf bsincgen
1434 RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
1435 LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
1436 ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
1440 MESSAGE(STATUS "Building utility programs")
1441 IF(TARGET alsoft-config)
1442 MESSAGE(STATUS "Building configuration program")
1448 SET(TEST_COMMON_OBJS examples/common/alhelpers.c)
1450 ADD_EXECUTABLE(altonegen examples/altonegen.c ${COMMON_OBJS} ${TEST_COMMON_OBJS})
1451 TARGET_LINK_LIBRARIES(altonegen OpenAL)
1452 SET_PROPERTY(TARGET altonegen APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1455 INSTALL(TARGETS altonegen
1456 RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
1457 LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
1458 ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
1462 MESSAGE(STATUS "Building test programs")
1469 SET(EX_COMMON_OBJS examples/common/alhelpers.c)
1471 ADD_EXECUTABLE(alstream examples/alstream.c ${COMMON_OBJS} ${EX_COMMON_OBJS})
1472 TARGET_LINK_LIBRARIES(alstream ${SDL_SOUND_LIBRARIES} ${SDL2_LIBRARY} OpenAL)
1473 SET_PROPERTY(TARGET alstream APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1474 SET_PROPERTY(TARGET alstream APPEND PROPERTY
1475 INCLUDE_DIRECTORIES ${SDL2_INCLUDE_DIR} ${SDL_SOUND_INCLUDE_DIR}
1478 ADD_EXECUTABLE(alreverb examples/alreverb.c ${COMMON_OBJS} ${EX_COMMON_OBJS})
1479 TARGET_LINK_LIBRARIES(alreverb ${SDL_SOUND_LIBRARIES} ${SDL2_LIBRARY} OpenAL)
1480 SET_PROPERTY(TARGET alreverb APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1481 SET_PROPERTY(TARGET alreverb APPEND PROPERTY
1482 INCLUDE_DIRECTORIES ${SDL2_INCLUDE_DIR} ${SDL_SOUND_INCLUDE_DIR}
1485 ADD_EXECUTABLE(allatency examples/allatency.c ${COMMON_OBJS} ${EX_COMMON_OBJS})
1486 TARGET_LINK_LIBRARIES(allatency ${SDL_SOUND_LIBRARIES} ${SDL2_LIBRARY} OpenAL)
1487 SET_PROPERTY(TARGET allatency APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1488 SET_PROPERTY(TARGET allatency APPEND PROPERTY
1489 INCLUDE_DIRECTORIES ${SDL2_INCLUDE_DIR} ${SDL_SOUND_INCLUDE_DIR}
1492 ADD_EXECUTABLE(alloopback examples/alloopback.c ${COMMON_OBJS} ${EX_COMMON_OBJS})
1493 TARGET_LINK_LIBRARIES(alloopback ${SDL_SOUND_LIBRARIES} ${SDL2_LIBRARY} OpenAL)
1494 SET_PROPERTY(TARGET alloopback APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1495 SET_PROPERTY(TARGET alloopback APPEND PROPERTY
1496 INCLUDE_DIRECTORIES ${SDL2_INCLUDE_DIR} ${SDL_SOUND_INCLUDE_DIR}
1499 ADD_EXECUTABLE(alhrtf examples/alhrtf.c ${COMMON_OBJS} ${EX_COMMON_OBJS})
1500 TARGET_LINK_LIBRARIES(alhrtf ${SDL_SOUND_LIBRARIES} ${SDL2_LIBRARY} OpenAL)
1501 SET_PROPERTY(TARGET alhrtf APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1502 SET_PROPERTY(TARGET alhrtf APPEND PROPERTY
1503 INCLUDE_DIRECTORIES ${SDL2_INCLUDE_DIR} ${SDL_SOUND_INCLUDE_DIR}
1507 INSTALL(TARGETS alstream alreverb allatency alloopback alhrtf
1508 RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
1509 LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
1510 ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
1514 MESSAGE(STATUS "Building SDL_sound example programs")
1520 IF(AVFORMAT_VERSION VERSION_LESS "57.56.101")
1521 MESSAGE(STATUS "libavformat is too old! (${AVFORMAT_VERSION}, wanted 57.56.101)")
1524 IF(AVCODEC_VERSION VERSION_LESS "57.64.101")
1525 MESSAGE(STATUS "libavcodec is too old! (${AVCODEC_VERSION}, wanted 57.64.101)")
1528 IF(AVUTIL_VERSION VERSION_LESS "55.34.101")
1529 MESSAGE(STATUS "libavutil is too old! (${AVUTIL_VERSION}, wanted 55.34.101)")
1532 IF(SWSCALE_VERSION VERSION_LESS "4.2.100")
1533 MESSAGE(STATUS "libswscale is too old! (${SWSCALE_VERSION}, wanted 4.2.100)")
1536 IF(SWRESAMPLE_VERSION VERSION_LESS "2.3.100")
1537 MESSAGE(STATUS "libswresample is too old! (${SWRESAMPLE_VERSION}, wanted 2.3.100)")
1542 ADD_EXECUTABLE(alffplay examples/alffplay.cpp ${COMMON_OBJS})
1543 TARGET_LINK_LIBRARIES(alffplay ${SDL2_LIBRARY} OpenAL ${FFMPEG_LIBRARIES})
1544 SET_PROPERTY(TARGET alffplay APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1545 SET_PROPERTY(TARGET alffplay APPEND PROPERTY
1546 INCLUDE_DIRECTORIES ${SDL2_INCLUDE_DIR} ${FFMPEG_INCLUDE_DIRS}
1550 INSTALL(TARGETS alffplay
1551 RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
1552 LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
1553 ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
1556 MESSAGE(STATUS "Building SDL+FFmpeg example programs")