| blob | 8b867c317ce5980f6c382532b8702e92040ccb1f |
1 # CMake build file list for OpenAL
3 cmake_minimum_required(VERSION 3.13)
4 enable_testing()
6 if(APPLE)
7 # The workaround for try_compile failing with code signing
8 # since cmake-3.18.2, not required
9 set(CMAKE_TRY_COMPILE_PLATFORM_VARIABLES
10 ${CMAKE_TRY_COMPILE_PLATFORM_VARIABLES}
11 "CMAKE_XCODE_ATTRIBUTE_CODE_SIGNING_REQUIRED"
12 "CMAKE_XCODE_ATTRIBUTE_CODE_SIGNING_ALLOWED")
13 set(CMAKE_XCODE_ATTRIBUTE_CODE_SIGNING_REQUIRED NO)
14 set(CMAKE_XCODE_ATTRIBUTE_CODE_SIGNING_ALLOWED NO)
15 endif()
17 if(CMAKE_SYSTEM_NAME STREQUAL "iOS")
18 # Fix compile failure with armv7 deployment target >= 11.0, xcode clang
19 # will report:
20 # error: invalid iOS deployment version '--target=armv7-apple-ios13.6',
21 # iOS 10 is the maximum deployment target for 32-bit targets
22 # If CMAKE_OSX_DEPLOYMENT_TARGET is not defined, cmake will choose latest
23 # deployment target
24 if("${CMAKE_OSX_ARCHITECTURES}" MATCHES ".*armv7.*")
25 if(NOT DEFINED CMAKE_OSX_DEPLOYMENT_TARGET
26 OR NOT CMAKE_OSX_DEPLOYMENT_TARGET VERSION_LESS "11.0")
27 message(STATUS "Forcing iOS deployment target to 10.0 for armv7")
28 set(CMAKE_OSX_DEPLOYMENT_TARGET "10.0" CACHE STRING "Minimum OS X deployment version"
29 FORCE)
30 endif()
31 endif()
32 elseif(CMAKE_SYSTEM_NAME STREQUAL "WindowsStore")
33 set(ALSOFT_UWP TRUE)
34 endif()
36 if(COMMAND CMAKE_POLICY)
37 cmake_policy(SET CMP0003 NEW)
38 cmake_policy(SET CMP0005 NEW)
39 if(POLICY CMP0020)
40 cmake_policy(SET CMP0020 NEW)
41 endif(POLICY CMP0020)
42 if(POLICY CMP0042)
43 cmake_policy(SET CMP0042 NEW)
44 endif(POLICY CMP0042)
45 if(POLICY CMP0054)
46 cmake_policy(SET CMP0054 NEW)
47 endif(POLICY CMP0054)
48 if(POLICY CMP0058)
49 cmake_policy(SET CMP0058 NEW)
50 endif(POLICY CMP0058)
51 if(POLICY CMP0063)
52 cmake_policy(SET CMP0063 NEW)
53 endif(POLICY CMP0063)
54 if(POLICY CMP0075)
55 cmake_policy(SET CMP0075 NEW)
56 endif(POLICY CMP0075)
57 if(POLICY CMP0092)
58 cmake_policy(SET CMP0092 NEW)
59 endif(POLICY CMP0092)
60 if(POLICY CMP0117)
61 cmake_policy(SET CMP0117 NEW)
62 endif(POLICY CMP0117)
63 endif(COMMAND CMAKE_POLICY)
65 project(OpenAL)
67 if(NOT CMAKE_BUILD_TYPE)
68 set(CMAKE_BUILD_TYPE RelWithDebInfo CACHE STRING
69 "Choose the type of build, options are: Debug Release RelWithDebInfo MinSizeRel."
70 FORCE)
71 endif()
72 if(NOT CMAKE_DEBUG_POSTFIX)
73 set(CMAKE_DEBUG_POSTFIX "" CACHE STRING
74 "Library postfix for debug builds. Normally left blank."
75 FORCE)
76 endif()
78 set(DEFAULT_TARGET_PROPS
79 # Require C++17.
80 CXX_STANDARD 17
81 CXX_STANDARD_REQUIRED TRUE
82 # Prefer C11, but support C99 and earlier when possible.
83 C_STANDARD 11)
85 set(CMAKE_MODULE_PATH "${OpenAL_SOURCE_DIR}/cmake")
87 include(CheckFunctionExists)
88 include(CheckLibraryExists)
89 include(CheckIncludeFile)
90 include(CheckIncludeFiles)
91 include(CheckSymbolExists)
92 include(CheckCCompilerFlag)
93 include(CheckCXXCompilerFlag)
94 include(CheckCSourceCompiles)
95 include(CheckCXXSourceCompiles)
96 include(CheckStructHasMember)
97 include(CMakePackageConfigHelpers)
98 include(GNUInstallDirs)
100 find_package(PkgConfig)
101 find_package(SDL2 QUIET)
104 option(ALSOFT_DLOPEN "Check for the dlopen API for loading optional libs" ON)
106 option(ALSOFT_WERROR "Treat compile warnings as errors" OFF)
108 option(ALSOFT_UTILS "Build utility programs" ON)
109 option(ALSOFT_NO_CONFIG_UTIL "Disable building the alsoft-config utility" OFF)
111 option(ALSOFT_EXAMPLES "Build example programs" ON)
112 option(ALSOFT_TESTS "Build test programs" OFF)
114 option(ALSOFT_INSTALL "Install main library" ON)
115 option(ALSOFT_INSTALL_CONFIG "Install alsoft.conf sample configuration file" ON)
116 option(ALSOFT_INSTALL_HRTF_DATA "Install HRTF data files" ON)
117 option(ALSOFT_INSTALL_AMBDEC_PRESETS "Install AmbDec preset files" ON)
118 option(ALSOFT_INSTALL_EXAMPLES "Install example programs (alplay, alstream, ...)" ON)
119 option(ALSOFT_INSTALL_UTILS "Install utility programs (openal-info, alsoft-config, ...)" ON)
120 option(ALSOFT_UPDATE_BUILD_VERSION "Update git build version info" ON)
122 option(ALSOFT_EAX "Enable legacy EAX extensions" ${WIN32})
124 option(ALSOFT_SEARCH_INSTALL_DATADIR "Search the installation data directory" OFF)
125 if(ALSOFT_SEARCH_INSTALL_DATADIR)
126 set(ALSOFT_INSTALL_DATADIR ${CMAKE_INSTALL_FULL_DATADIR})
127 endif()
129 if(DEFINED SHARE_INSTALL_DIR)
130 message(WARNING "SHARE_INSTALL_DIR is deprecated. Use the variables provided by the GNUInstallDirs module instead")
131 set(CMAKE_INSTALL_DATADIR "${SHARE_INSTALL_DIR}")
132 endif()
134 if(DEFINED LIB_SUFFIX)
135 message(WARNING "LIB_SUFFIX is deprecated. Use the variables provided by the GNUInstallDirs module instead")
136 endif()
137 if(DEFINED ALSOFT_CONFIG)
138 message(WARNING "ALSOFT_CONFIG is deprecated. Use ALSOFT_INSTALL_CONFIG instead")
139 endif()
140 if(DEFINED ALSOFT_HRTF_DEFS)
141 message(WARNING "ALSOFT_HRTF_DEFS is deprecated. Use ALSOFT_INSTALL_HRTF_DATA instead")
142 endif()
143 if(DEFINED ALSOFT_AMBDEC_PRESETS)
144 message(WARNING "ALSOFT_AMBDEC_PRESETS is deprecated. Use ALSOFT_INSTALL_AMBDEC_PRESETS instead")
145 endif()
148 set(CPP_DEFS ) # C pre-processor, not C++
149 set(INC_PATHS )
150 set(C_FLAGS )
151 set(LINKER_FLAGS )
152 set(LINKER_FLAGS_DEBUG )
153 set(LINKER_FLAGS_RELEASE )
154 set(EXTRA_LIBS )
156 if(WIN32)
157 set(CPP_DEFS ${CPP_DEFS} _WIN32 NOMINMAX)
158 if(MINGW)
159 set(CPP_DEFS ${CPP_DEFS} __USE_MINGW_ANSI_STDIO)
160 endif()
162 option(ALSOFT_BUILD_ROUTER "Build the router (EXPERIMENTAL; creates OpenAL32.dll and soft_oal.dll)" OFF)
163 if(MINGW)
164 option(ALSOFT_BUILD_IMPORT_LIB "Build an import .lib using dlltool (requires sed)" ON)
165 endif()
166 elseif(APPLE)
167 option(ALSOFT_OSX_FRAMEWORK "Build as macOS framework" OFF)
168 endif()
171 # QNX's gcc do not uses /usr/include and /usr/lib paths by default
172 if("${CMAKE_C_PLATFORM_ID}" STREQUAL "QNX")
173 set(INC_PATHS ${INC_PATHS} /usr/include)
174 set(LINKER_FLAGS ${LINKER_FLAGS} -L/usr/lib)
175 endif()
177 # When the library is built for static linking, apps should define
178 # AL_LIBTYPE_STATIC when including the AL headers.
179 if(NOT LIBTYPE)
180 set(LIBTYPE SHARED)
181 endif()
183 set(LIB_MAJOR_VERSION "1")
184 set(LIB_MINOR_VERSION "23")
185 set(LIB_REVISION "1")
186 set(LIB_VERSION "${LIB_MAJOR_VERSION}.${LIB_MINOR_VERSION}.${LIB_REVISION}")
187 set(LIB_VERSION_NUM ${LIB_MAJOR_VERSION},${LIB_MINOR_VERSION},${LIB_REVISION},0)
189 set(EXPORT_DECL "")
192 # Some systems erroneously require the __STDC_FORMAT_MACROS macro to be defined
193 # to get the fixed-width integer type formatter macros.
194 check_cxx_source_compiles("#include <cinttypes>
195 #include <cstdio>
196 int main()
197 {
198 int64_t i64{};
199 std::printf(\"%\" PRId64, i64);
200 }"
201 HAVE_STDC_FORMAT_MACROS)
202 if(NOT HAVE_STDC_FORMAT_MACROS)
203 set(CPP_DEFS ${CPP_DEFS} __STDC_FORMAT_MACROS)
204 endif()
206 # Some systems may need libatomic for atomic functions to work
207 set(OLD_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES})
208 set(CMAKE_REQUIRED_LIBRARIES ${OLD_REQUIRED_LIBRARIES} atomic)
209 check_cxx_source_compiles("#include <atomic>
210 std::atomic<int> foo{0};
211 int main() { return foo.fetch_add(2); }"
212 HAVE_LIBATOMIC)
213 if(NOT HAVE_LIBATOMIC)
214 set(CMAKE_REQUIRED_LIBRARIES "${OLD_REQUIRED_LIBRARIES}")
215 else()
216 set(EXTRA_LIBS atomic ${EXTRA_LIBS})
217 endif()
218 unset(OLD_REQUIRED_LIBRARIES)
220 if(ANDROID)
221 # Include liblog for Android logging
222 check_library_exists(log __android_log_print "" HAVE_LIBLOG)
223 if(HAVE_LIBLOG)
224 set(EXTRA_LIBS log ${EXTRA_LIBS})
225 set(CMAKE_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES} log)
226 endif()
227 endif()
229 if(MSVC)
230 set(CPP_DEFS ${CPP_DEFS} _CRT_SECURE_NO_WARNINGS)
231 check_cxx_compiler_flag(/permissive- HAVE_PERMISSIVE_SWITCH)
232 if(HAVE_PERMISSIVE_SWITCH)
233 set(C_FLAGS ${C_FLAGS} $<$<COMPILE_LANGUAGE:CXX>:/permissive->)
234 endif()
235 set(C_FLAGS ${C_FLAGS} /W4 /w14640 /wd4065 /wd4127 /wd4268 /wd4324 /wd5030 /wd5051)
237 if(NOT DXSDK_DIR)
238 string(REGEX REPLACE "\\\\" "/" DXSDK_DIR "$ENV{DXSDK_DIR}")
239 else()
240 string(REGEX REPLACE "\\\\" "/" DXSDK_DIR "${DXSDK_DIR}")
241 endif()
242 if(DXSDK_DIR)
243 message(STATUS "Using DirectX SDK directory: ${DXSDK_DIR}")
244 endif()
246 option(FORCE_STATIC_VCRT "Force /MT for static VC runtimes" OFF)
247 if(FORCE_STATIC_VCRT)
248 foreach(flag_var
249 CMAKE_C_FLAGS CMAKE_C_FLAGS_DEBUG CMAKE_C_FLAGS_RELEASE
250 CMAKE_C_FLAGS_MINSIZEREL CMAKE_C_FLAGS_RELWITHDEBINFO
251 CMAKE_CXX_FLAGS CMAKE_CXX_FLAGS_DEBUG CMAKE_CXX_FLAGS_RELEASE
252 CMAKE_CXX_FLAGS_MINSIZEREL CMAKE_CXX_FLAGS_RELWITHDEBINFO)
253 if(${flag_var} MATCHES "/MD")
254 string(REGEX REPLACE "/MD" "/MT" ${flag_var} "${${flag_var}}")
255 endif()
256 endforeach(flag_var)
257 endif()
258 else()
259 set(C_FLAGS ${C_FLAGS} -Winline -Wunused -Wall -Wextra -Wshadow -Wconversion -Wcast-align
260 -Wpedantic
261 $<$<COMPILE_LANGUAGE:CXX>:-Wold-style-cast -Wnon-virtual-dtor -Woverloaded-virtual>)
263 check_cxx_compiler_flag(-Wno-c++20-attribute-extensions HAVE_WNO_CXX20_ATTR_EXT)
264 if(HAVE_WNO_CXX20_ATTR_EXT)
265 set(C_FLAGS ${C_FLAGS} $<$<COMPILE_LANGUAGE:CXX>:-Wno-c++20-attribute-extensions>)
266 else()
267 check_cxx_compiler_flag(-Wno-c++20-extensions HAVE_WNO_CXX20_EXT)
268 if(HAVE_WNO_CXX20_EXT)
269 set(C_FLAGS ${C_FLAGS} $<$<COMPILE_LANGUAGE:CXX>:-Wno-c++20-extensions>)
270 endif()
271 endif()
273 check_cxx_compiler_flag(-Wno-interference-size HAVE_WNO_INTERFERENCE_SIZE)
274 if(HAVE_WNO_INTERFERENCE_SIZE)
275 set(C_FLAGS ${C_FLAGS} $<$<COMPILE_LANGUAGE:CXX>:-Wno-interference-size>)
276 endif()
278 if(ALSOFT_WERROR)
279 set(C_FLAGS ${C_FLAGS} -Werror)
280 endif()
282 # We want RelWithDebInfo to actually include debug stuff (define _DEBUG
283 # instead of NDEBUG)
284 foreach(flag_var CMAKE_C_FLAGS_RELWITHDEBINFO CMAKE_CXX_FLAGS_RELWITHDEBINFO)
285 if(${flag_var} MATCHES "-DNDEBUG")
286 string(REGEX REPLACE "-DNDEBUG" "-D_DEBUG" ${flag_var} "${${flag_var}}")
287 endif()
288 endforeach()
290 check_c_compiler_flag(-fno-math-errno HAVE_FNO_MATH_ERRNO)
291 if(HAVE_FNO_MATH_ERRNO)
292 set(C_FLAGS ${C_FLAGS} -fno-math-errno)
293 endif()
295 option(ALSOFT_STATIC_LIBGCC "Force -static-libgcc for static GCC runtimes" OFF)
296 if(ALSOFT_STATIC_LIBGCC)
297 set(OLD_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES})
298 set(CMAKE_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES} -static-libgcc)
299 check_cxx_source_compiles("int main() { }" HAVE_STATIC_LIBGCC_SWITCH)
300 set(CMAKE_REQUIRED_LIBRARIES ${OLD_REQUIRED_LIBRARIES})
301 unset(OLD_REQUIRED_LIBRARIES)
303 if(NOT HAVE_STATIC_LIBGCC_SWITCH)
304 message(FATAL_ERROR "Cannot static link libgcc")
305 endif()
306 set(LINKER_FLAGS ${LINKER_FLAGS} -static-libgcc)
307 endif()
309 option(ALSOFT_STATIC_STDCXX "Static link libstdc++" OFF)
310 if(ALSOFT_STATIC_STDCXX)
311 set(OLD_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES})
312 set(CMAKE_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES} "-static-libstdc++")
313 check_cxx_source_compiles("int main() { }" HAVE_STATIC_LIBSTDCXX_SWITCH)
314 set(CMAKE_REQUIRED_LIBRARIES ${OLD_REQUIRED_LIBRARIES})
315 unset(OLD_REQUIRED_LIBRARIES)
317 if(NOT HAVE_STATIC_LIBSTDCXX_SWITCH)
318 message(FATAL_ERROR "Cannot static link libstdc++")
319 endif()
320 set(LINKER_FLAGS ${LINKER_FLAGS} "-static-libstdc++")
321 endif()
323 if(WIN32)
324 option(ALSOFT_STATIC_WINPTHREAD "Static link libwinpthread" OFF)
325 if(ALSOFT_STATIC_WINPTHREAD)
326 set(OLD_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES})
327 set(CMAKE_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES} "-Wl,--push-state,-Bstatic,-lstdc++,-lwinpthread,--pop-state")
328 check_cxx_source_compiles("int main() { }" HAVE_STATIC_LIBWINPTHREAD_SWITCH)
329 set(CMAKE_REQUIRED_LIBRARIES ${OLD_REQUIRED_LIBRARIES})
330 unset(OLD_REQUIRED_LIBRARIES)
332 if(NOT HAVE_STATIC_LIBWINPTHREAD_SWITCH)
333 message(FATAL_ERROR "Cannot static link libwinpthread")
334 endif()
335 set(LINKER_FLAGS ${LINKER_FLAGS} "-Wl,--push-state,-Bstatic,-lstdc++,-lwinpthread,--pop-state")
336 endif()
337 endif()
338 endif()
340 # Set visibility/export options if available
341 if(NOT LIBTYPE STREQUAL "STATIC")
342 if(WIN32)
343 set(EXPORT_DECL "__declspec(dllexport)")
344 else()
345 set(OLD_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS}")
346 # Yes GCC, really don't accept visibility modes you don't support
347 set(CMAKE_REQUIRED_FLAGS "${OLD_REQUIRED_FLAGS} -Wattributes -Werror")
349 check_c_source_compiles("int foo() __attribute__((visibility(\"protected\")));
350 int main() {return 0;}" HAVE_GCC_PROTECTED_VISIBILITY)
351 if(HAVE_GCC_PROTECTED_VISIBILITY)
352 set(EXPORT_DECL "__attribute__((visibility(\"protected\")))")
353 else()
354 check_c_source_compiles("int foo() __attribute__((visibility(\"default\")));
355 int main() {return 0;}" HAVE_GCC_DEFAULT_VISIBILITY)
356 if(HAVE_GCC_DEFAULT_VISIBILITY)
357 set(EXPORT_DECL "__attribute__((visibility(\"default\")))")
358 endif()
359 endif()
360 if(HAVE_GCC_PROTECTED_VISIBILITY OR HAVE_GCC_DEFAULT_VISIBILITY)
361 set(CMAKE_C_VISIBILITY_PRESET hidden)
362 set(CMAKE_CXX_VISIBILITY_PRESET hidden)
363 endif()
365 set(CMAKE_REQUIRED_FLAGS "${OLD_REQUIRED_FLAGS}")
366 endif()
367 endif()
370 set(SSE2_SWITCH "")
372 if(NOT MSVC)
373 set(OLD_REQUIRED_FLAGS ${CMAKE_REQUIRED_FLAGS})
374 # Yes GCC, really don't accept command line options you don't support
375 set(CMAKE_REQUIRED_FLAGS "${OLD_REQUIRED_FLAGS} -Werror")
376 check_c_compiler_flag(-msse2 HAVE_MSSE2_SWITCH)
377 if(HAVE_MSSE2_SWITCH)
378 set(SSE2_SWITCH "-msse2")
379 endif()
380 set(CMAKE_REQUIRED_FLAGS ${OLD_REQUIRED_FLAGS})
381 unset(OLD_REQUIRED_FLAGS)
382 endif()
384 check_include_file(xmmintrin.h HAVE_XMMINTRIN_H)
385 check_include_file(emmintrin.h HAVE_EMMINTRIN_H)
386 check_include_file(pmmintrin.h HAVE_PMMINTRIN_H)
387 check_include_file(smmintrin.h HAVE_SMMINTRIN_H)
388 check_include_file(arm_neon.h HAVE_ARM_NEON_H)
390 set(HAVE_SSE 0)
391 set(HAVE_SSE2 0)
392 set(HAVE_SSE3 0)
393 set(HAVE_SSE4_1 0)
394 set(HAVE_NEON 0)
396 # Check for SSE support
397 option(ALSOFT_CPUEXT_SSE "Enable SSE support" ON)
398 option(ALSOFT_REQUIRE_SSE "Require SSE support" OFF)
399 if(ALSOFT_CPUEXT_SSE AND HAVE_XMMINTRIN_H)
400 set(HAVE_SSE 1)
401 endif()
402 if(ALSOFT_REQUIRE_SSE AND NOT HAVE_SSE)
403 message(FATAL_ERROR "Failed to enable required SSE CPU extensions")
404 endif()
406 option(ALSOFT_CPUEXT_SSE2 "Enable SSE2 support" ON)
407 option(ALSOFT_REQUIRE_SSE2 "Require SSE2 support" OFF)
408 if(ALSOFT_CPUEXT_SSE2 AND HAVE_SSE AND HAVE_EMMINTRIN_H)
409 set(HAVE_SSE2 1)
410 endif()
411 if(ALSOFT_REQUIRE_SSE2 AND NOT HAVE_SSE2)
412 message(FATAL_ERROR "Failed to enable required SSE2 CPU extensions")
413 endif()
415 option(ALSOFT_CPUEXT_SSE3 "Enable SSE3 support" ON)
416 option(ALSOFT_REQUIRE_SSE3 "Require SSE3 support" OFF)
417 if(ALSOFT_CPUEXT_SSE3 AND HAVE_SSE2 AND HAVE_PMMINTRIN_H)
418 set(HAVE_SSE3 1)
419 endif()
420 if(ALSOFT_REQUIRE_SSE3 AND NOT HAVE_SSE3)
421 message(FATAL_ERROR "Failed to enable required SSE3 CPU extensions")
422 endif()
424 option(ALSOFT_CPUEXT_SSE4_1 "Enable SSE4.1 support" ON)
425 option(ALSOFT_REQUIRE_SSE4_1 "Require SSE4.1 support" OFF)
426 if(ALSOFT_CPUEXT_SSE4_1 AND HAVE_SSE3 AND HAVE_SMMINTRIN_H)
427 set(HAVE_SSE4_1 1)
428 endif()
429 if(ALSOFT_REQUIRE_SSE4_1 AND NOT HAVE_SSE4_1)
430 message(FATAL_ERROR "Failed to enable required SSE4.1 CPU extensions")
431 endif()
433 # Check for ARM Neon support
434 option(ALSOFT_CPUEXT_NEON "Enable ARM NEON support" ON)
435 option(ALSOFT_REQUIRE_NEON "Require ARM NEON support" OFF)
436 if(ALSOFT_CPUEXT_NEON AND HAVE_ARM_NEON_H)
437 check_c_source_compiles("#include <arm_neon.h>
438 int main()
439 {
440 int32x4_t ret4 = vdupq_n_s32(0);
441 return vgetq_lane_s32(ret4, 0);
442 }" HAVE_NEON_INTRINSICS)
443 if(HAVE_NEON_INTRINSICS)
444 set(HAVE_NEON 1)
445 endif()
446 endif()
447 if(ALSOFT_REQUIRE_NEON AND NOT HAVE_NEON)
448 message(FATAL_ERROR "Failed to enable required ARM NEON CPU extensions")
449 endif()
452 set(ALSOFT_FORCE_ALIGN )
453 set(SSE_FLAGS )
454 set(FPMATH_SET "0")
455 if(CMAKE_SIZEOF_VOID_P MATCHES "4" AND HAVE_SSE2)
456 option(ALSOFT_ENABLE_SSE2_CODEGEN "Enable SSE2 code generation instead of x87 for 32-bit targets." TRUE)
457 if(ALSOFT_ENABLE_SSE2_CODEGEN)
458 if(MSVC)
459 check_c_compiler_flag("/arch:SSE2" HAVE_ARCH_SSE2)
460 if(HAVE_ARCH_SSE2)
461 set(SSE_FLAGS ${SSE_FLAGS} "/arch:SSE2")
462 set(C_FLAGS ${C_FLAGS} ${SSE_FLAGS})
463 set(FPMATH_SET 2)
464 endif()
465 elseif(SSE2_SWITCH)
466 check_c_compiler_flag("${SSE2_SWITCH} -mfpmath=sse" HAVE_MFPMATH_SSE_2)
467 if(HAVE_MFPMATH_SSE_2)
468 set(SSE_FLAGS ${SSE_FLAGS} ${SSE2_SWITCH} -mfpmath=sse)
469 set(C_FLAGS ${C_FLAGS} ${SSE_FLAGS})
470 set(FPMATH_SET 2)
471 endif()
472 # SSE depends on a 16-byte aligned stack, and by default, GCC
473 # assumes the stack is suitably aligned. Older Linux code or other
474 # OSs don't guarantee this on 32-bit, so externally-callable
475 # functions need to ensure an aligned stack.
476 set(EXPORT_DECL "${EXPORT_DECL}__attribute__((force_align_arg_pointer))")
477 set(ALSOFT_FORCE_ALIGN "__attribute__((force_align_arg_pointer))")
478 endif()
479 endif()
480 endif()
482 if(HAVE_SSE2)
483 set(OLD_REQUIRED_FLAGS ${CMAKE_REQUIRED_FLAGS})
484 foreach(flag_var ${SSE_FLAGS})
485 set(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} ${flag_var}")
486 endforeach()
488 check_c_source_compiles("#include <emmintrin.h>
489 int main() {_mm_pause(); return 0;}" HAVE_SSE_INTRINSICS)
491 set(CMAKE_REQUIRED_FLAGS ${OLD_REQUIRED_FLAGS})
492 endif()
495 check_include_file(cpuid.h HAVE_CPUID_H)
496 check_include_file(intrin.h HAVE_INTRIN_H)
497 check_include_file(guiddef.h HAVE_GUIDDEF_H)
499 # Some systems need libm for some math functions to work
500 set(MATH_LIB )
501 check_library_exists(m pow "" HAVE_LIBM)
502 if(HAVE_LIBM)
503 set(MATH_LIB ${MATH_LIB} m)
504 set(CMAKE_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES} m)
505 endif()
507 # Some systems need to link with -lrt for clock_gettime as used by the common
508 # eaxmple functions.
509 set(RT_LIB )
510 check_library_exists(rt clock_gettime "" HAVE_LIBRT)
511 if(HAVE_LIBRT)
512 set(RT_LIB rt)
513 endif()
515 # Check for the dlopen API (for dynamically loading backend libs)
516 if(ALSOFT_DLOPEN)
517 check_include_file(dlfcn.h HAVE_DLFCN_H)
518 check_library_exists(dl dlopen "" HAVE_LIBDL)
519 if(HAVE_LIBDL)
520 set(EXTRA_LIBS dl ${EXTRA_LIBS})
521 set(CMAKE_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES} dl)
522 endif()
523 endif()
525 # Check for a cpuid intrinsic
526 if(HAVE_CPUID_H)
527 check_c_source_compiles("#include <cpuid.h>
528 int main()
529 {
530 unsigned int eax, ebx, ecx, edx;
531 return __get_cpuid(0, &eax, &ebx, &ecx, &edx);
532 }" HAVE_GCC_GET_CPUID)
533 endif()
534 if(HAVE_INTRIN_H)
535 check_c_source_compiles("#include <intrin.h>
536 int main()
537 {
538 int regs[4];
539 __cpuid(regs, 0);
540 return regs[0];
541 }" HAVE_CPUID_INTRINSIC)
542 endif()
544 check_symbol_exists(proc_pidpath libproc.h HAVE_PROC_PIDPATH)
546 if(NOT WIN32)
547 # We need pthreads outside of Windows, for semaphores. It's also used to
548 # set the priority and name of threads, when possible.
549 check_include_file(pthread.h HAVE_PTHREAD_H)
550 if(NOT HAVE_PTHREAD_H)
551 message(FATAL_ERROR "PThreads is required for non-Windows builds!")
552 endif()
554 check_c_compiler_flag(-pthread HAVE_PTHREAD)
555 if(HAVE_PTHREAD)
556 set(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -pthread")
557 set(C_FLAGS ${C_FLAGS} -pthread)
558 set(LINKER_FLAGS ${LINKER_FLAGS} -pthread)
559 endif()
561 check_symbol_exists(pthread_setschedparam pthread.h HAVE_PTHREAD_SETSCHEDPARAM)
563 # Some systems need pthread_np.h to get pthread_setname_np
564 check_include_files("pthread.h;pthread_np.h" HAVE_PTHREAD_NP_H)
565 if(HAVE_PTHREAD_NP_H)
566 check_symbol_exists(pthread_setname_np "pthread.h;pthread_np.h" HAVE_PTHREAD_SETNAME_NP)
567 if(NOT HAVE_PTHREAD_SETNAME_NP)
568 check_symbol_exists(pthread_set_name_np "pthread.h;pthread_np.h" HAVE_PTHREAD_SET_NAME_NP)
569 endif()
570 else()
571 check_symbol_exists(pthread_setname_np pthread.h HAVE_PTHREAD_SETNAME_NP)
572 if(NOT HAVE_PTHREAD_SETNAME_NP)
573 check_symbol_exists(pthread_set_name_np pthread.h HAVE_PTHREAD_SET_NAME_NP)
574 endif()
575 endif()
576 endif()
579 # Common sources used by both the OpenAL implementation library, the OpenAL
580 # router, and certain tools and examples.
581 set(COMMON_OBJS
582 common/alassert.cpp
583 common/alassert.h
584 common/albit.h
585 common/alcomplex.cpp
586 common/alcomplex.h
587 common/almalloc.h
588 common/alnumbers.h
589 common/alnumeric.h
590 common/alsem.cpp
591 common/alsem.h
592 common/alspan.h
593 common/alstring.cpp
594 common/alstring.h
595 common/althrd_setname.cpp
596 common/althrd_setname.h
597 common/althreads.h
598 common/altraits.h
599 common/atomic.h
600 common/comptr.h
601 common/dynload.cpp
602 common/dynload.h
603 common/flexarray.h
604 common/intrusive_ptr.h
605 common/opthelpers.h
606 common/pffft.cpp
607 common/pffft.h
608 common/phase_shifter.h
609 common/polyphase_resampler.cpp
610 common/polyphase_resampler.h
611 common/pragmadefs.h
612 common/ringbuffer.cpp
613 common/ringbuffer.h
614 common/strutils.cpp
615 common/strutils.h
616 common/vecmat.h
617 common/vector.h)
619 # Core library routines
620 set(CORE_OBJS
621 core/ambdec.cpp
622 core/ambdec.h
623 core/ambidefs.cpp
624 core/ambidefs.h
625 core/async_event.h
626 core/bformatdec.cpp
627 core/bformatdec.h
628 core/bs2b.cpp
629 core/bs2b.h
630 core/bsinc_defs.h
631 core/bsinc_tables.cpp
632 core/bsinc_tables.h
633 core/bufferline.h
634 core/buffer_storage.cpp
635 core/buffer_storage.h
636 core/context.cpp
637 core/context.h
638 core/converter.cpp
639 core/converter.h
640 core/cpu_caps.cpp
641 core/cpu_caps.h
642 core/cubic_defs.h
643 core/cubic_tables.cpp
644 core/cubic_tables.h
645 core/devformat.cpp
646 core/devformat.h
647 core/device.cpp
648 core/device.h
649 core/effects/base.h
650 core/effectslot.cpp
651 core/effectslot.h
652 core/except.cpp
653 core/except.h
654 core/filters/biquad.h
655 core/filters/biquad.cpp
656 core/filters/nfc.cpp
657 core/filters/nfc.h
658 core/filters/splitter.cpp
659 core/filters/splitter.h
660 core/fmt_traits.cpp
661 core/fmt_traits.h
662 core/fpu_ctrl.cpp
663 core/fpu_ctrl.h
664 core/front_stablizer.h
665 core/helpers.cpp
666 core/helpers.h
667 core/hrtf.cpp
668 core/hrtf.h
669 core/logging.cpp
670 core/logging.h
671 core/mastering.cpp
672 core/mastering.h
673 core/mixer.cpp
674 core/mixer.h
675 core/resampler_limits.h
676 core/storage_formats.cpp
677 core/storage_formats.h
678 core/uhjfilter.cpp
679 core/uhjfilter.h
680 core/uiddefs.cpp
681 core/voice.cpp
682 core/voice.h
683 core/voice_change.h)
685 set(HAVE_RTKIT 0)
686 if(NOT WIN32)
687 option(ALSOFT_RTKIT "Enable RTKit support" ON)
688 option(ALSOFT_REQUIRE_RTKIT "Require RTKit/D-Bus support" FALSE)
689 if(ALSOFT_RTKIT)
690 find_package(DBus1 QUIET)
691 if(NOT DBus1_FOUND AND PkgConfig_FOUND)
692 pkg_check_modules(DBUS dbus-1)
693 endif()
694 if(DBus1_FOUND OR DBUS_FOUND)
695 set(HAVE_RTKIT 1)
696 set(CORE_OBJS ${CORE_OBJS} core/dbus_wrap.cpp core/dbus_wrap.h
697 core/rtkit.cpp core/rtkit.h)
698 if(NOT DBus1_FOUND)
699 set(INC_PATHS ${INC_PATHS} ${DBUS_INCLUDE_DIRS})
700 set(CPP_DEFS ${CPP_DEFS} ${DBUS_CFLAGS_OTHER})
701 if(NOT HAVE_DLFCN_H)
702 set(EXTRA_LIBS ${EXTRA_LIBS} ${DBUS_LINK_LIBRARIES})
703 endif()
704 elseif(HAVE_DLFCN_H)
705 set(INC_PATHS ${INC_PATHS} ${DBus1_INCLUDE_DIRS})
706 set(CPP_DEFS ${CPP_DEFS} ${DBus1_DEFINITIONS})
707 else()
708 set(EXTRA_LIBS ${EXTRA_LIBS} ${DBus1_LIBRARIES})
709 endif()
710 endif()
711 else()
712 set(MISSING_VARS "")
713 if(NOT DBus1_INCLUDE_DIRS)
714 set(MISSING_VARS "${MISSING_VARS} DBus1_INCLUDE_DIRS")
715 endif()
716 if(NOT DBus1_LIBRARIES)
717 set(MISSING_VARS "${MISSING_VARS} DBus1_LIBRARIES")
718 endif()
719 message(STATUS "Could NOT find DBus1 (missing:${MISSING_VARS})")
720 unset(MISSING_VARS)
721 endif()
722 endif()
723 if(ALSOFT_REQUIRE_RTKIT AND NOT HAVE_RTKIT)
724 message(FATAL_ERROR "Failed to enable required RTKit support")
725 endif()
727 # Default mixers, always available
728 set(CORE_OBJS ${CORE_OBJS}
729 core/mixer/defs.h
730 core/mixer/hrtfbase.h
731 core/mixer/hrtfdefs.h
732 core/mixer/mixer_c.cpp)
734 # AL and related routines
735 set(OPENAL_OBJS
736 al/auxeffectslot.cpp
737 al/auxeffectslot.h
738 al/buffer.cpp
739 al/buffer.h
740 al/debug.cpp
741 al/debug.h
742 al/direct_defs.h
743 al/effect.cpp
744 al/effect.h
745 al/effects/autowah.cpp
746 al/effects/chorus.cpp
747 al/effects/compressor.cpp
748 al/effects/convolution.cpp
749 al/effects/dedicated.cpp
750 al/effects/distortion.cpp
751 al/effects/echo.cpp
752 al/effects/effects.cpp
753 al/effects/effects.h
754 al/effects/equalizer.cpp
755 al/effects/fshifter.cpp
756 al/effects/modulator.cpp
757 al/effects/null.cpp
758 al/effects/pshifter.cpp
759 al/effects/reverb.cpp
760 al/effects/vmorpher.cpp
761 al/error.cpp
762 al/error.h
763 al/event.cpp
764 al/event.h
765 al/extension.cpp
766 al/filter.cpp
767 al/filter.h
768 al/listener.cpp
769 al/listener.h
770 al/source.cpp
771 al/source.h
772 al/state.cpp)
774 # ALC and related routines
775 set(ALC_OBJS
776 alc/alc.cpp
777 alc/alu.cpp
778 alc/alu.h
779 alc/alconfig.cpp
780 alc/alconfig.h
781 alc/context.cpp
782 alc/context.h
783 alc/device.cpp
784 alc/device.h
785 alc/effects/base.h
786 alc/effects/autowah.cpp
787 alc/effects/chorus.cpp
788 alc/effects/compressor.cpp
789 alc/effects/convolution.cpp
790 alc/effects/dedicated.cpp
791 alc/effects/distortion.cpp
792 alc/effects/echo.cpp
793 alc/effects/equalizer.cpp
794 alc/effects/fshifter.cpp
795 alc/effects/modulator.cpp
796 alc/effects/null.cpp
797 alc/effects/pshifter.cpp
798 alc/effects/reverb.cpp
799 alc/effects/vmorpher.cpp
800 alc/events.cpp
801 alc/events.h
802 alc/export_list.h
803 alc/inprogext.h
804 alc/panning.cpp)
806 if(ALSOFT_EAX)
807 set(OPENAL_OBJS
808 ${OPENAL_OBJS}
809 al/eax/api.cpp
810 al/eax/api.h
811 al/eax/call.cpp
812 al/eax/call.h
813 al/eax/effect.h
814 al/eax/exception.cpp
815 al/eax/exception.h
816 al/eax/fx_slot_index.cpp
817 al/eax/fx_slot_index.h
818 al/eax/fx_slots.cpp
819 al/eax/fx_slots.h
820 al/eax/globals.h
821 al/eax/utils.cpp
822 al/eax/utils.h
823 al/eax/x_ram.h
824 )
825 endif()
827 # Include SIMD mixers
828 set(CPU_EXTS "Default")
829 if(HAVE_SSE)
830 set(CORE_OBJS ${CORE_OBJS} core/mixer/mixer_sse.cpp)
831 set(CPU_EXTS "${CPU_EXTS}, SSE")
832 endif()
833 if(HAVE_SSE2)
834 set(CORE_OBJS ${CORE_OBJS} core/mixer/mixer_sse2.cpp)
835 set(CPU_EXTS "${CPU_EXTS}, SSE2")
836 endif()
837 if(HAVE_SSE3)
838 set(CORE_OBJS ${CORE_OBJS} core/mixer/mixer_sse3.cpp)
839 set(CPU_EXTS "${CPU_EXTS}, SSE3")
840 endif()
841 if(HAVE_SSE4_1)
842 set(CORE_OBJS ${CORE_OBJS} core/mixer/mixer_sse41.cpp)
843 set(CPU_EXTS "${CPU_EXTS}, SSE4.1")
844 endif()
845 if(HAVE_NEON)
846 set(CORE_OBJS ${CORE_OBJS} core/mixer/mixer_neon.cpp)
847 set(CPU_EXTS "${CPU_EXTS}, Neon")
848 endif()
851 set(HAVE_ALSA 0)
852 set(HAVE_OSS 0)
853 set(HAVE_PIPEWIRE 0)
854 set(HAVE_SOLARIS 0)
855 set(HAVE_SNDIO 0)
856 set(HAVE_DSOUND 0)
857 set(HAVE_WASAPI 0)
858 set(HAVE_WINMM 0)
859 set(HAVE_PORTAUDIO 0)
860 set(HAVE_PULSEAUDIO 0)
861 set(HAVE_COREAUDIO 0)
862 set(HAVE_OPENSL 0)
863 set(HAVE_OBOE 0)
864 set(HAVE_OTHERIO 0)
865 set(HAVE_WAVE 0)
866 set(HAVE_SDL2 0)
868 if(WIN32 OR HAVE_DLFCN_H)
869 set(IS_LINKED "")
870 macro(ADD_BACKEND_LIBS _LIBS)
871 endmacro()
872 else()
873 set(IS_LINKED " (linked)")
874 macro(ADD_BACKEND_LIBS _LIBS)
875 set(EXTRA_LIBS ${_LIBS} ${EXTRA_LIBS})
876 endmacro()
877 endif()
879 set(BACKENDS "")
880 set(ALC_OBJS ${ALC_OBJS}
881 alc/backends/base.cpp
882 alc/backends/base.h
883 # Default backends, always available
884 alc/backends/loopback.cpp
885 alc/backends/loopback.h
886 alc/backends/null.cpp
887 alc/backends/null.h
888 )
890 # Check PipeWire backend
891 option(ALSOFT_BACKEND_PIPEWIRE "Enable PipeWire backend" ON)
892 option(ALSOFT_REQUIRE_PIPEWIRE "Require PipeWire backend" OFF)
893 if(ALSOFT_BACKEND_PIPEWIRE AND PkgConfig_FOUND)
894 pkg_check_modules(PIPEWIRE libpipewire-0.3>=0.3.23)
895 if(PIPEWIRE_FOUND)
896 set(HAVE_PIPEWIRE 1)
897 set(BACKENDS "${BACKENDS} PipeWire${IS_LINKED},")
898 set(ALC_OBJS ${ALC_OBJS} alc/backends/pipewire.cpp alc/backends/pipewire.h)
899 add_backend_libs(${PIPEWIRE_LIBRARIES})
900 set(INC_PATHS ${INC_PATHS} ${PIPEWIRE_INCLUDE_DIRS})
901 endif()
902 endif()
903 if(ALSOFT_REQUIRE_PIPEWIRE AND NOT HAVE_PIPEWIRE)
904 message(FATAL_ERROR "Failed to enable required PipeWire backend")
905 endif()
907 # Check PulseAudio backend
908 option(ALSOFT_BACKEND_PULSEAUDIO "Enable PulseAudio backend" ON)
909 option(ALSOFT_REQUIRE_PULSEAUDIO "Require PulseAudio backend" OFF)
910 if(ALSOFT_BACKEND_PULSEAUDIO)
911 find_package(PulseAudio)
912 if(PULSEAUDIO_FOUND)
913 set(HAVE_PULSEAUDIO 1)
914 set(BACKENDS "${BACKENDS} PulseAudio${IS_LINKED},")
915 set(ALC_OBJS ${ALC_OBJS} alc/backends/pulseaudio.cpp alc/backends/pulseaudio.h)
916 add_backend_libs(${PULSEAUDIO_LIBRARY})
917 set(INC_PATHS ${INC_PATHS} ${PULSEAUDIO_INCLUDE_DIR})
918 endif()
919 endif()
920 if(ALSOFT_REQUIRE_PULSEAUDIO AND NOT HAVE_PULSEAUDIO)
921 message(FATAL_ERROR "Failed to enable required PulseAudio backend")
922 endif()
924 if(NOT WIN32)
925 # Check ALSA backend
926 option(ALSOFT_BACKEND_ALSA "Enable ALSA backend" ON)
927 option(ALSOFT_REQUIRE_ALSA "Require ALSA backend" OFF)
928 if(ALSOFT_BACKEND_ALSA)
929 find_package(ALSA)
930 if(ALSA_FOUND)
931 set(HAVE_ALSA 1)
932 set(BACKENDS "${BACKENDS} ALSA${IS_LINKED},")
933 set(ALC_OBJS ${ALC_OBJS} alc/backends/alsa.cpp alc/backends/alsa.h)
934 add_backend_libs(${ALSA_LIBRARIES})
935 set(INC_PATHS ${INC_PATHS} ${ALSA_INCLUDE_DIRS})
936 endif()
937 endif()
939 # Check OSS backend
940 option(ALSOFT_BACKEND_OSS "Enable OSS backend" ON)
941 option(ALSOFT_REQUIRE_OSS "Require OSS backend" OFF)
942 if(ALSOFT_BACKEND_OSS)
943 find_package(OSS)
944 if(OSS_FOUND)
945 set(HAVE_OSS 1)
946 set(BACKENDS "${BACKENDS} OSS,")
947 set(ALC_OBJS ${ALC_OBJS} alc/backends/oss.cpp alc/backends/oss.h)
948 if(OSS_LIBRARIES)
949 set(EXTRA_LIBS ${OSS_LIBRARIES} ${EXTRA_LIBS})
950 endif()
951 set(INC_PATHS ${INC_PATHS} ${OSS_INCLUDE_DIRS})
952 endif()
953 endif()
955 # Check Solaris backend
956 option(ALSOFT_BACKEND_SOLARIS "Enable Solaris backend" ON)
957 option(ALSOFT_REQUIRE_SOLARIS "Require Solaris backend" OFF)
958 if(ALSOFT_BACKEND_SOLARIS)
959 find_package(AudioIO)
960 if(AUDIOIO_FOUND)
961 set(HAVE_SOLARIS 1)
962 set(BACKENDS "${BACKENDS} Solaris,")
963 set(ALC_OBJS ${ALC_OBJS} alc/backends/solaris.cpp alc/backends/solaris.h)
964 set(INC_PATHS ${INC_PATHS} ${AUDIOIO_INCLUDE_DIRS})
965 endif()
966 endif()
968 # Check SndIO backend (disabled by default on non-BSDs)
969 if(BSD)
970 option(ALSOFT_BACKEND_SNDIO "Enable SndIO backend" ON)
971 else()
972 option(ALSOFT_BACKEND_SNDIO "Enable SndIO backend" OFF)
973 endif()
974 option(ALSOFT_REQUIRE_SNDIO "Require SndIO backend" OFF)
975 if(ALSOFT_BACKEND_SNDIO)
976 find_package(SndIO)
977 if(SNDIO_FOUND)
978 set(HAVE_SNDIO 1)
979 set(BACKENDS "${BACKENDS} SndIO (linked),")
980 set(ALC_OBJS ${ALC_OBJS} alc/backends/sndio.cpp alc/backends/sndio.h)
981 set(EXTRA_LIBS ${SNDIO_LIBRARIES} ${EXTRA_LIBS})
982 set(INC_PATHS ${INC_PATHS} ${SNDIO_INCLUDE_DIRS})
983 endif()
984 endif()
985 endif()
986 if(ALSOFT_REQUIRE_ALSA AND NOT HAVE_ALSA)
987 message(FATAL_ERROR "Failed to enable required ALSA backend")
988 endif()
989 if(ALSOFT_REQUIRE_OSS AND NOT HAVE_OSS)
990 message(FATAL_ERROR "Failed to enable required OSS backend")
991 endif()
992 if(ALSOFT_REQUIRE_SOLARIS AND NOT HAVE_SOLARIS)
993 message(FATAL_ERROR "Failed to enable required Solaris backend")
994 endif()
995 if(ALSOFT_REQUIRE_SNDIO AND NOT HAVE_SNDIO)
996 message(FATAL_ERROR "Failed to enable required SndIO backend")
997 endif()
999 # Check Windows-only backends
1000 if(WIN32)
1001 if (NOT ALSOFT_UWP)
1002 # Check MMSystem backend
1003 option(ALSOFT_BACKEND_WINMM "Enable Windows Multimedia backend" ON)
1004 option(ALSOFT_REQUIRE_WINMM "Require Windows Multimedia backend" OFF)
1005 if(ALSOFT_BACKEND_WINMM)
1006 set(HAVE_WINMM 1)
1007 set(BACKENDS "${BACKENDS} WinMM,")
1008 set(ALC_OBJS ${ALC_OBJS} alc/backends/winmm.cpp alc/backends/winmm.h)
1009 # There doesn't seem to be good way to search for winmm.lib for MSVC.
1010 # find_library doesn't find it without being told to look in a specific
1011 # place in the WindowsSDK, but it links anyway. If there ends up being
1012 # Windows targets without this, another means to detect it is needed.
1013 set(EXTRA_LIBS winmm ${EXTRA_LIBS})
1014 endif()
1016 # Check DSound backend
1017 option(ALSOFT_BACKEND_DSOUND "Enable DirectSound backend" ON)
1018 option(ALSOFT_REQUIRE_DSOUND "Require DirectSound backend" OFF)
1019 if(ALSOFT_BACKEND_DSOUND)
1020 check_include_file(dsound.h HAVE_DSOUND_H)
1021 if(DXSDK_DIR)
1022 find_path(DSOUND_INCLUDE_DIR NAMES "dsound.h"
1023 PATHS "${DXSDK_DIR}" PATH_SUFFIXES include
1024 DOC "The DirectSound include directory")
1025 endif()
1026 if(HAVE_DSOUND_H OR DSOUND_INCLUDE_DIR)
1027 set(HAVE_DSOUND 1)
1028 set(BACKENDS "${BACKENDS} DirectSound,")
1029 set(ALC_OBJS ${ALC_OBJS} alc/backends/dsound.cpp alc/backends/dsound.h)
1031 if(NOT HAVE_DSOUND_H)
1032 set(INC_PATHS ${INC_PATHS} ${DSOUND_INCLUDE_DIR})
1033 endif()
1034 endif()
1035 endif()
1036 endif()
1038 # Check for WASAPI backend
1039 option(ALSOFT_BACKEND_WASAPI "Enable WASAPI backend" ON)
1040 option(ALSOFT_REQUIRE_WASAPI "Require WASAPI backend" OFF)
1041 if(ALSOFT_BACKEND_WASAPI)
1042 check_include_file(mmdeviceapi.h HAVE_MMDEVICEAPI_H)
1043 if(HAVE_MMDEVICEAPI_H)
1044 set(HAVE_WASAPI 1)
1045 set(BACKENDS "${BACKENDS} WASAPI,")
1046 set(ALC_OBJS ${ALC_OBJS} alc/backends/wasapi.cpp alc/backends/wasapi.h)
1047 endif()
1048 endif()
1050 option(ALSOFT_BACKEND_OTHERIO "Enable OtherIO backend" ON)
1051 option(ALSOFT_REQUIRE_OTHERIO "Require OtherIO backend" OFF)
1052 if(ALSOFT_BACKEND_OTHERIO)
1053 set(HAVE_OTHERIO 1)
1054 set(BACKENDS "${BACKENDS} OtherIO,")
1055 set(ALC_OBJS ${ALC_OBJS} alc/backends/otherio.cpp alc/backends/otherio.h)
1056 endif()
1057 endif()
1058 if(ALSOFT_REQUIRE_WINMM AND NOT HAVE_WINMM)
1059 message(FATAL_ERROR "Failed to enable required WinMM backend")
1060 endif()
1061 if(ALSOFT_REQUIRE_DSOUND AND NOT HAVE_DSOUND)
1062 message(FATAL_ERROR "Failed to enable required DSound backend")
1063 endif()
1064 if(ALSOFT_REQUIRE_WASAPI AND NOT HAVE_WASAPI)
1065 message(FATAL_ERROR "Failed to enable required WASAPI backend")
1066 endif()
1067 if(ALSOFT_REQUIRE_OTHERIO AND NOT HAVE_OTHERIO)
1068 message(FATAL_ERROR "Failed to enable required OtherIO backend")
1069 endif()
1071 # Check JACK backend
1072 option(ALSOFT_BACKEND_JACK "Enable JACK backend" ON)
1073 option(ALSOFT_REQUIRE_JACK "Require JACK backend" OFF)
1074 if(ALSOFT_BACKEND_JACK)
1075 find_package(JACK)
1076 if(JACK_FOUND)
1077 set(HAVE_JACK 1)
1078 set(BACKENDS "${BACKENDS} JACK${IS_LINKED},")
1079 set(ALC_OBJS ${ALC_OBJS} alc/backends/jack.cpp alc/backends/jack.h)
1080 add_backend_libs(${JACK_LIBRARIES})
1081 set(INC_PATHS ${INC_PATHS} ${JACK_INCLUDE_DIRS})
1082 endif()
1083 endif()
1084 if(ALSOFT_REQUIRE_JACK AND NOT HAVE_JACK)
1085 message(FATAL_ERROR "Failed to enable required JACK backend")
1086 endif()
1088 # Check CoreAudio backend
1089 option(ALSOFT_BACKEND_COREAUDIO "Enable CoreAudio backend" ON)
1090 option(ALSOFT_REQUIRE_COREAUDIO "Require CoreAudio backend" OFF)
1091 if(ALSOFT_BACKEND_COREAUDIO)
1092 find_library(COREAUDIO_FRAMEWORK NAMES CoreAudio)
1093 find_path(AUDIOUNIT_INCLUDE_DIR NAMES AudioUnit/AudioUnit.h)
1094 if(COREAUDIO_FRAMEWORK AND AUDIOUNIT_INCLUDE_DIR)
1095 set(HAVE_COREAUDIO 1)
1096 set(ALC_OBJS ${ALC_OBJS} alc/backends/coreaudio.cpp alc/backends/coreaudio.h)
1097 set(BACKENDS "${BACKENDS} CoreAudio,")
1099 set(EXTRA_LIBS -Wl,-framework,CoreAudio ${EXTRA_LIBS})
1100 if(CMAKE_SYSTEM_NAME MATCHES "^(iOS|tvOS)$")
1101 find_library(COREFOUNDATION_FRAMEWORK NAMES CoreFoundation)
1102 if(COREFOUNDATION_FRAMEWORK)
1103 set(EXTRA_LIBS -Wl,-framework,CoreFoundation ${EXTRA_LIBS})
1104 endif()
1105 else()
1106 set(EXTRA_LIBS -Wl,-framework,AudioUnit,-framework,ApplicationServices ${EXTRA_LIBS})
1107 endif()
1109 # Some versions of OSX may need the AudioToolbox framework. Add it if
1110 # it's found.
1111 find_library(AUDIOTOOLBOX_LIBRARY NAMES AudioToolbox)
1112 if(AUDIOTOOLBOX_LIBRARY)
1113 set(EXTRA_LIBS -Wl,-framework,AudioToolbox ${EXTRA_LIBS})
1114 endif()
1116 set(INC_PATHS ${INC_PATHS} ${AUDIOUNIT_INCLUDE_DIR})
1117 endif()
1118 endif()
1119 if(ALSOFT_REQUIRE_COREAUDIO AND NOT HAVE_COREAUDIO)
1120 message(FATAL_ERROR "Failed to enable required CoreAudio backend")
1121 endif()
1123 # Check for Oboe (Android) backend
1124 option(ALSOFT_BACKEND_OBOE "Enable Oboe backend" ON)
1125 option(ALSOFT_REQUIRE_OBOE "Require Oboe backend" OFF)
1126 if(ALSOFT_BACKEND_OBOE)
1127 set(OBOE_TARGET )
1128 if(ANDROID)
1129 set(OBOE_SOURCE "" CACHE STRING "Source directory for Oboe.")
1130 if(OBOE_SOURCE)
1131 add_subdirectory(${OBOE_SOURCE} ./oboe EXCLUDE_FROM_ALL)
1132 set(OBOE_TARGET oboe)
1133 else()
1134 find_package(oboe CONFIG)
1135 if(NOT TARGET oboe::oboe)
1136 find_package(Oboe)
1137 endif()
1138 if(TARGET oboe::oboe)
1139 set(OBOE_TARGET "oboe::oboe")
1140 endif()
1141 endif()
1142 endif()
1144 if(OBOE_TARGET)
1145 set(HAVE_OBOE 1)
1146 set(ALC_OBJS ${ALC_OBJS} alc/backends/oboe.cpp alc/backends/oboe.h)
1147 set(BACKENDS "${BACKENDS} Oboe,")
1148 set(EXTRA_LIBS ${OBOE_TARGET} ${EXTRA_LIBS})
1149 endif()
1150 endif()
1151 if(ALSOFT_REQUIRE_OBOE AND NOT HAVE_OBOE)
1152 message(FATAL_ERROR "Failed to enable required Oboe backend")
1153 endif()
1155 # Check for OpenSL (Android) backend
1156 option(ALSOFT_BACKEND_OPENSL "Enable OpenSL backend" ON)
1157 option(ALSOFT_REQUIRE_OPENSL "Require OpenSL backend" OFF)
1158 if(ALSOFT_BACKEND_OPENSL)
1159 find_package(OpenSL)
1160 if(OPENSL_FOUND)
1161 set(HAVE_OPENSL 1)
1162 set(ALC_OBJS ${ALC_OBJS} alc/backends/opensl.cpp alc/backends/opensl.h)
1163 set(BACKENDS "${BACKENDS} OpenSL,")
1164 set(EXTRA_LIBS ${OPENSL_LIBRARIES} ${EXTRA_LIBS})
1165 set(INC_PATHS ${INC_PATHS} ${OPENSL_INCLUDE_DIRS})
1166 endif()
1167 endif()
1168 if(ALSOFT_REQUIRE_OPENSL AND NOT HAVE_OPENSL)
1169 message(FATAL_ERROR "Failed to enable required OpenSL backend")
1170 endif()
1172 # Check PortAudio backend
1173 option(ALSOFT_BACKEND_PORTAUDIO "Enable PortAudio backend" ON)
1174 option(ALSOFT_REQUIRE_PORTAUDIO "Require PortAudio backend" OFF)
1175 if(ALSOFT_BACKEND_PORTAUDIO)
1176 find_package(PortAudio)
1177 if(PORTAUDIO_FOUND)
1178 set(HAVE_PORTAUDIO 1)
1179 set(BACKENDS "${BACKENDS} PortAudio${IS_LINKED},")
1180 set(ALC_OBJS ${ALC_OBJS} alc/backends/portaudio.cpp alc/backends/portaudio.h)
1181 add_backend_libs(${PORTAUDIO_LIBRARIES})
1182 set(INC_PATHS ${INC_PATHS} ${PORTAUDIO_INCLUDE_DIRS})
1183 endif()
1184 endif()
1185 if(ALSOFT_REQUIRE_PORTAUDIO AND NOT HAVE_PORTAUDIO)
1186 message(FATAL_ERROR "Failed to enable required PortAudio backend")
1187 endif()
1189 # Check for SDL2 backend
1190 # Off by default, since it adds a runtime dependency
1191 option(ALSOFT_BACKEND_SDL2 "Enable SDL2 backend" OFF)
1192 option(ALSOFT_REQUIRE_SDL2 "Require SDL2 backend" OFF)
1193 if(ALSOFT_BACKEND_SDL2)
1194 if(SDL2_FOUND)
1195 set(HAVE_SDL2 1)
1196 set(ALC_OBJS ${ALC_OBJS} alc/backends/sdl2.cpp alc/backends/sdl2.h)
1197 set(BACKENDS "${BACKENDS} SDL2,")
1198 set(EXTRA_LIBS ${EXTRA_LIBS} SDL2::SDL2)
1199 else()
1200 message(STATUS "Could NOT find SDL2")
1201 endif()
1202 endif()
1203 if(ALSOFT_REQUIRE_SDL2 AND NOT SDL2_FOUND)
1204 message(FATAL_ERROR "Failed to enable required SDL2 backend")
1205 endif()
1207 # Optionally enable the Wave Writer backend
1208 option(ALSOFT_BACKEND_WAVE "Enable Wave Writer backend" ON)
1209 if(ALSOFT_BACKEND_WAVE)
1210 set(HAVE_WAVE 1)
1211 set(ALC_OBJS ${ALC_OBJS} alc/backends/wave.cpp alc/backends/wave.h)
1212 set(BACKENDS "${BACKENDS} WaveFile,")
1213 endif()
1215 # This is always available
1216 set(BACKENDS "${BACKENDS} Null")
1219 find_package(Git)
1220 if(ALSOFT_UPDATE_BUILD_VERSION AND GIT_FOUND AND EXISTS "${OpenAL_SOURCE_DIR}/.git")
1221 set(GIT_DIR "${OpenAL_SOURCE_DIR}/.git")
1223 # Check if this is a submodule, if it is then find the .git directory
1224 if(NOT IS_DIRECTORY "${OpenAL_SOURCE_DIR}/.git")
1225 file(READ ${GIT_DIR} submodule)
1226 string(REGEX REPLACE "gitdir: (.*)$" "\\1" GIT_DIR_RELATIVE ${submodule})
1227 string(STRIP ${GIT_DIR_RELATIVE} GIT_DIR_RELATIVE)
1228 get_filename_component(SUBMODULE_DIR ${GIT_DIR} PATH)
1229 get_filename_component(GIT_DIR ${SUBMODULE_DIR}/${GIT_DIR_RELATIVE} ABSOLUTE)
1230 endif()
1232 # Get the current working branch and its latest abbreviated commit hash
1233 add_custom_command(OUTPUT "${OpenAL_BINARY_DIR}/version_witness.txt"
1234 BYPRODUCTS "${OpenAL_BINARY_DIR}/version.h"
1235 COMMAND ${CMAKE_COMMAND} -D GIT_EXECUTABLE=${GIT_EXECUTABLE} -D LIB_VERSION=${LIB_VERSION}
1236 -D LIB_VERSION_NUM=${LIB_VERSION_NUM} -D SRC=${OpenAL_SOURCE_DIR}/version.h.in
1237 -D DST=${OpenAL_BINARY_DIR}/version.h -P ${OpenAL_SOURCE_DIR}/version.cmake
1238 COMMAND ${CMAKE_COMMAND} -E touch "${OpenAL_BINARY_DIR}/version_witness.txt"
1239 WORKING_DIRECTORY "${OpenAL_SOURCE_DIR}"
1240 MAIN_DEPENDENCY "${OpenAL_SOURCE_DIR}/version.h.in"
1241 DEPENDS "${GIT_DIR}/index" "${OpenAL_SOURCE_DIR}/version.cmake"
1242 VERBATIM
1243 )
1245 add_custom_target(build_version DEPENDS "${OpenAL_BINARY_DIR}/version_witness.txt")
1246 else()
1247 set(GIT_BRANCH "UNKNOWN")
1248 set(GIT_COMMIT_HASH "unknown")
1249 configure_file(
1250 "${OpenAL_SOURCE_DIR}/version.h.in"
1251 "${OpenAL_BINARY_DIR}/version.h")
1252 endif()
1255 option(ALSOFT_EMBED_HRTF_DATA "Embed the HRTF data files (increases library footprint)" ON)
1256 if(ALSOFT_EMBED_HRTF_DATA)
1257 macro(make_hrtf_header FILENAME VARNAME)
1258 set(infile "${OpenAL_SOURCE_DIR}/hrtf/${FILENAME}")
1259 set(outfile "${OpenAL_BINARY_DIR}/${VARNAME}.txt")
1261 add_custom_command(OUTPUT "${outfile}"
1262 COMMAND ${CMAKE_COMMAND} -D "INPUT_FILE=${infile}" -D "OUTPUT_FILE=${outfile}"
1263 -P "${CMAKE_MODULE_PATH}/bin2h.script.cmake"
1264 WORKING_DIRECTORY "${OpenAL_SOURCE_DIR}"
1265 DEPENDS "${infile}" "${CMAKE_MODULE_PATH}/bin2h.script.cmake"
1266 VERBATIM
1267 )
1268 set(ALC_OBJS ${ALC_OBJS} "${outfile}")
1269 endmacro()
1271 make_hrtf_header("Default HRTF.mhr" "default_hrtf")
1272 endif()
1275 if(ALSOFT_UTILS)
1276 find_package(MySOFA)
1277 if(NOT ALSOFT_NO_CONFIG_UTIL)
1278 find_package(Qt5Widgets QUIET)
1279 if(NOT Qt5Widgets_FOUND)
1280 message(STATUS "Could NOT find Qt5Widgets")
1281 endif()
1282 endif()
1283 endif()
1284 if(ALSOFT_UTILS OR ALSOFT_EXAMPLES)
1285 find_package(SndFile)
1286 if(SDL2_FOUND)
1287 find_package(FFmpeg COMPONENTS AVFORMAT AVCODEC AVUTIL SWSCALE SWRESAMPLE)
1288 endif()
1289 endif()
1291 if(NOT WIN32)
1292 set(LIBNAME "openal")
1293 else()
1294 set(LIBNAME "OpenAL32")
1295 endif()
1297 # Needed for openal.pc.in
1298 set(prefix ${CMAKE_INSTALL_PREFIX})
1299 set(exec_prefix "\${prefix}")
1300 set(libdir "${CMAKE_INSTALL_FULL_LIBDIR}")
1301 set(bindir "${CMAKE_INSTALL_FULL_BINDIR}")
1302 set(includedir "${CMAKE_INSTALL_FULL_INCLUDEDIR}")
1303 set(PACKAGE_VERSION "${LIB_VERSION}")
1304 set(PKG_CONFIG_CFLAGS )
1305 set(PKG_CONFIG_PRIVATE_LIBS )
1306 if(LIBTYPE STREQUAL "STATIC")
1307 set(PKG_CONFIG_CFLAGS -DAL_LIBTYPE_STATIC)
1308 foreach(FLAG ${LINKER_FLAGS} ${EXTRA_LIBS} ${MATH_LIB})
1309 # If this is already a linker flag, or is a full path+file, add it
1310 # as-is. If it's an SDL2 target, add the link flag for it. Otherwise,
1311 # it's a name intended to be dressed as -lname.
1312 if(FLAG MATCHES "^-.*" OR EXISTS "${FLAG}")
1313 set(PKG_CONFIG_PRIVATE_LIBS "${PKG_CONFIG_PRIVATE_LIBS} ${FLAG}")
1314 elseif(FLAG MATCHES "^SDL2::SDL2")
1315 set(PKG_CONFIG_PRIVATE_LIBS "${PKG_CONFIG_PRIVATE_LIBS} -lSDL2")
1316 else()
1317 set(PKG_CONFIG_PRIVATE_LIBS "${PKG_CONFIG_PRIVATE_LIBS} -l${FLAG}")
1318 endif()
1319 endforeach()
1320 endif()
1322 # End configuration
1323 configure_file(
1324 "${OpenAL_SOURCE_DIR}/config.h.in"
1325 "${OpenAL_BINARY_DIR}/config.h")
1326 configure_file(
1327 "${OpenAL_SOURCE_DIR}/openal.pc.in"
1328 "${OpenAL_BINARY_DIR}/openal.pc"
1329 @ONLY)
1332 add_library(alcommon STATIC EXCLUDE_FROM_ALL ${COMMON_OBJS})
1333 target_include_directories(alcommon PRIVATE ${OpenAL_BINARY_DIR} ${OpenAL_SOURCE_DIR}/include
1334 PUBLIC ${OpenAL_SOURCE_DIR}/common)
1335 target_compile_definitions(alcommon PRIVATE ${CPP_DEFS})
1336 target_compile_options(alcommon PRIVATE ${C_FLAGS})
1337 set_target_properties(alcommon PROPERTIES ${DEFAULT_TARGET_PROPS} POSITION_INDEPENDENT_CODE TRUE)
1340 unset(HAS_ROUTER)
1341 set(IMPL_TARGET OpenAL) # Either OpenAL or soft_oal.
1343 # Build main library
1344 if(LIBTYPE STREQUAL "STATIC")
1345 add_library(${IMPL_TARGET} STATIC ${COMMON_OBJS} ${OPENAL_OBJS} ${ALC_OBJS} ${CORE_OBJS})
1346 target_compile_definitions(${IMPL_TARGET} PUBLIC AL_LIBTYPE_STATIC)
1347 target_link_libraries(${IMPL_TARGET} PRIVATE ${LINKER_FLAGS} ${EXTRA_LIBS} ${MATH_LIB})
1349 if(WIN32)
1350 # This option is for static linking OpenAL Soft into another project
1351 # that already defines the IDs. It is up to that project to ensure all
1352 # required IDs are defined.
1353 option(ALSOFT_NO_UID_DEFS "Do not define GUIDs, IIDs, CLSIDs, or PropertyKeys" OFF)
1354 if(ALSOFT_NO_UID_DEFS)
1355 target_compile_definitions(${IMPL_TARGET} PRIVATE AL_NO_UID_DEFS)
1356 endif()
1357 endif()
1358 else()
1359 set(RC_CONFIG resources/openal32.rc)
1360 if(WIN32 AND ALSOFT_BUILD_ROUTER)
1361 add_library(OpenAL SHARED
1362 resources/router.rc
1363 router/router.cpp
1364 router/router.h
1365 router/alc.cpp
1366 router/al.cpp
1367 )
1368 target_compile_definitions(OpenAL
1369 PRIVATE AL_BUILD_LIBRARY AL_ALEXT_PROTOTYPES "ALC_API=${EXPORT_DECL}"
1370 "AL_API=${EXPORT_DECL}" ${CPP_DEFS})
1371 target_compile_options(OpenAL PRIVATE ${C_FLAGS})
1372 target_link_libraries(OpenAL PRIVATE alcommon ${LINKER_FLAGS})
1373 target_include_directories(OpenAL
1374 PUBLIC
1375 $<BUILD_INTERFACE:${OpenAL_SOURCE_DIR}/include>
1376 $<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>
1377 PRIVATE
1378 ${OpenAL_SOURCE_DIR}/common
1379 ${OpenAL_BINARY_DIR}
1380 )
1381 set_target_properties(OpenAL PROPERTIES ${DEFAULT_TARGET_PROPS} PREFIX ""
1382 OUTPUT_NAME ${LIBNAME})
1383 if(TARGET build_version)
1384 add_dependencies(OpenAL build_version)
1385 endif()
1386 set(HAS_ROUTER 1)
1388 set(LIBNAME "soft_oal")
1389 set(IMPL_TARGET soft_oal)
1390 set(RC_CONFIG resources/soft_oal.rc)
1391 endif()
1393 # !important: for osx framework public header works, the headers must be in
1394 # the project
1395 set(TARGET_PUBLIC_HEADERS include/AL/al.h include/AL/alc.h include/AL/alext.h include/AL/efx.h
1396 include/AL/efx-presets.h)
1398 add_library(${IMPL_TARGET} SHARED ${OPENAL_OBJS} ${ALC_OBJS} ${CORE_OBJS} ${RC_CONFIG}
1399 ${TARGET_PUBLIC_HEADERS})
1400 if(WIN32)
1401 set_target_properties(${IMPL_TARGET} PROPERTIES PREFIX "")
1402 endif()
1403 target_link_libraries(${IMPL_TARGET} PRIVATE alcommon ${LINKER_FLAGS} ${EXTRA_LIBS} ${MATH_LIB})
1405 if(ALSOFT_UWP)
1406 set(ALSOFT_CPPWINRT_VERSION "2.0.230706.1" CACHE STRING "The soft-oal default cppwinrt version")
1408 find_program(NUGET_EXE NAMES nuget)
1409 if(NOT NUGET_EXE)
1410 message("NUGET.EXE not found.")
1411 message(FATAL_ERROR "Please install this executable, and run CMake again.")
1412 endif()
1414 exec_program(${NUGET_EXE}
1415 ARGS install "Microsoft.Windows.CppWinRT" -Version ${ALSOFT_CPPWINRT_VERSION} -ExcludeVersion -OutputDirectory "\"${CMAKE_BINARY_DIR}/packages\"")
1417 set_target_properties(${IMPL_TARGET} PROPERTIES
1418 VS_PROJECT_IMPORT ${CMAKE_BINARY_DIR}/packages/Microsoft.Windows.CppWinRT/build/native/Microsoft.Windows.CppWinRT.props
1419 )
1420 target_link_libraries(${IMPL_TARGET} PRIVATE ${CMAKE_BINARY_DIR}/packages/Microsoft.Windows.CppWinRT/build/native/Microsoft.Windows.CppWinRT.targets)
1421 endif()
1423 if(NOT WIN32 AND NOT APPLE)
1424 # FIXME: This doesn't put a dependency on the version script. Changing
1425 # the version script will not cause a relink as it should.
1426 target_link_options(${IMPL_TARGET} PRIVATE
1427 "-Wl,--version-script=${OpenAL_SOURCE_DIR}/libopenal.version")
1428 endif()
1430 if(APPLE AND ALSOFT_OSX_FRAMEWORK)
1431 # Sets framework name to soft_oal to avoid ambiguity with the system OpenAL.framework
1432 set(LIBNAME "soft_oal")
1433 if(GIT_FOUND)
1434 execute_process(COMMAND ${GIT_EXECUTABLE} rev-list --count HEAD
1435 TIMEOUT 5
1436 OUTPUT_VARIABLE BUNDLE_VERSION
1437 OUTPUT_STRIP_TRAILING_WHITESPACE)
1438 else()
1439 set(BUNDLE_VERSION 1)
1440 endif()
1442 # Build: Fix rpath in iOS shared libraries
1443 # If this flag is not set, the final dylib binary ld path will be
1444 # /User/xxx/*/soft_oal.framework/soft_oal, which can't be loaded by iOS devices.
1445 # See also: https://github.com/libjpeg-turbo/libjpeg-turbo/commit/c80ddef7a4ce21ace9e3ca0fd190d320cc8cdaeb
1446 if(NOT CMAKE_SHARED_LIBRARY_RUNTIME_C_FLAG)
1447 set(CMAKE_SHARED_LIBRARY_RUNTIME_C_FLAG "-Wl,-rpath,")
1448 endif()
1450 set_target_properties(${IMPL_TARGET} PROPERTIES
1451 FRAMEWORK TRUE
1452 FRAMEWORK_VERSION C
1453 MACOSX_FRAMEWORK_NAME "${IMPL_TARGET}"
1454 MACOSX_FRAMEWORK_IDENTIFIER "org.openal-soft.openal"
1455 MACOSX_FRAMEWORK_SHORT_VERSION_STRING "${LIB_VERSION}"
1456 MACOSX_FRAMEWORK_BUNDLE_VERSION "${BUNDLE_VERSION}"
1457 XCODE_ATTRIBUTE_CODE_SIGN_IDENTITY ""
1458 XCODE_ATTRIBUTE_CODE_SIGNING_ALLOWED "NO"
1459 XCODE_ATTRIBUTE_CODE_SIGNING_REQUIRED "NO"
1460 PUBLIC_HEADER "${TARGET_PUBLIC_HEADERS}"
1461 MACOSX_RPATH TRUE)
1462 endif()
1463 endif()
1465 target_include_directories(${IMPL_TARGET}
1466 PUBLIC
1467 $<BUILD_INTERFACE:${OpenAL_SOURCE_DIR}/include>
1468 INTERFACE
1469 $<BUILD_INTERFACE:${OpenAL_SOURCE_DIR}/include/AL>
1470 $<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>
1471 $<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}/AL>
1472 PRIVATE
1473 ${INC_PATHS}
1474 ${OpenAL_BINARY_DIR}
1475 ${OpenAL_SOURCE_DIR}
1476 ${OpenAL_SOURCE_DIR}/common
1477 )
1479 set_target_properties(${IMPL_TARGET} PROPERTIES ${DEFAULT_TARGET_PROPS}
1480 OUTPUT_NAME ${LIBNAME}
1481 VERSION ${LIB_VERSION}
1482 SOVERSION ${LIB_MAJOR_VERSION}
1483 )
1484 target_compile_definitions(${IMPL_TARGET}
1485 PRIVATE AL_BUILD_LIBRARY AL_ALEXT_PROTOTYPES $<$<BOOL:${ALSOFT_EAX}>:ALSOFT_EAX>
1486 "ALC_API=${EXPORT_DECL}" "AL_API=${EXPORT_DECL}" ${CPP_DEFS})
1487 target_compile_options(${IMPL_TARGET} PRIVATE ${C_FLAGS})
1489 if(TARGET build_version)
1490 add_dependencies(${IMPL_TARGET} build_version)
1491 endif()
1493 if(WIN32 AND MINGW AND ALSOFT_BUILD_IMPORT_LIB AND NOT LIBTYPE STREQUAL "STATIC")
1494 find_program(SED_EXECUTABLE NAMES sed DOC "sed executable")
1495 if(NOT SED_EXECUTABLE OR NOT CMAKE_DLLTOOL)
1496 message(STATUS "")
1497 if(NOT SED_EXECUTABLE)
1498 message(STATUS "WARNING: Cannot find sed, disabling .def/.lib generation")
1499 endif()
1500 if(NOT CMAKE_DLLTOOL)
1501 message(STATUS "WARNING: Cannot find dlltool, disabling .def/.lib generation")
1502 endif()
1503 else()
1504 target_link_options(OpenAL PRIVATE "-Wl,--output-def,${PROJECT_BINARY_DIR}/OpenAL32.def")
1505 add_custom_command(TARGET OpenAL POST_BUILD
1506 COMMAND "${SED_EXECUTABLE}" -i -e "s/ @[^ ]*//" OpenAL32.def
1507 COMMAND "${CMAKE_DLLTOOL}" -d OpenAL32.def -l OpenAL32.lib -D OpenAL32.dll
1508 # Technically OpenAL32.def was created by the build, but cmake
1509 # doesn't recognize it due to -Wl,--output-def,OpenAL32.def being
1510 # manually specified. But declaring the file here allows it to be
1511 # properly cleaned, e.g. during make clean.
1512 BYPRODUCTS OpenAL32.def OpenAL32.lib
1513 COMMENT "Stripping ordinals from OpenAL32.def and generating OpenAL32.lib..."
1514 VERBATIM
1515 )
1516 endif()
1517 endif()
1519 if(HAS_ROUTER)
1520 message(STATUS "")
1521 message(STATUS "Building DLL router")
1522 endif()
1524 message(STATUS "")
1525 message(STATUS "Building OpenAL with support for the following backends:")
1526 message(STATUS " ${BACKENDS}")
1527 message(STATUS "")
1528 message(STATUS "Building with support for CPU extensions:")
1529 message(STATUS " ${CPU_EXTS}")
1530 message(STATUS "")
1531 if(FPMATH_SET)
1532 message(STATUS "Building with SSE${FPMATH_SET} codegen")
1533 message(STATUS "")
1534 endif()
1535 if(ALSOFT_UWP)
1536 message(STATUS "Building with UWP support")
1537 message(STATUS "")
1538 endif()
1539 if(ALSOFT_EAX)
1540 message(STATUS "Building with legacy EAX extension support")
1541 message(STATUS "")
1542 endif()
1544 if(ALSOFT_EMBED_HRTF_DATA)
1545 message(STATUS "Embedding HRTF datasets")
1546 message(STATUS "")
1547 endif()
1549 # An alias for sub-project builds
1550 add_library(OpenAL::OpenAL ALIAS OpenAL)
1552 # Install main library
1553 if(ALSOFT_INSTALL)
1554 configure_package_config_file(OpenALConfig.cmake.in OpenALConfig.cmake
1555 INSTALL_DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/OpenAL)
1556 install(TARGETS OpenAL EXPORT OpenAL
1557 RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
1558 LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
1559 ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
1560 FRAMEWORK DESTINATION ${CMAKE_INSTALL_LIBDIR}
1561 INCLUDES DESTINATION ${CMAKE_INSTALL_INCLUDEDIR} ${CMAKE_INSTALL_INCLUDEDIR}/AL)
1562 export(TARGETS OpenAL
1563 NAMESPACE OpenAL::
1564 FILE OpenALTargets.cmake)
1565 install(EXPORT OpenAL
1566 DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/OpenAL
1567 NAMESPACE OpenAL::
1568 FILE OpenALTargets.cmake)
1569 install(DIRECTORY include/AL
1570 DESTINATION ${CMAKE_INSTALL_INCLUDEDIR})
1571 install(FILES "${OpenAL_BINARY_DIR}/openal.pc"
1572 DESTINATION "${CMAKE_INSTALL_LIBDIR}/pkgconfig")
1573 install(FILES "${OpenAL_BINARY_DIR}/OpenALConfig.cmake"
1574 DESTINATION "${CMAKE_INSTALL_LIBDIR}/cmake/OpenAL")
1575 if(TARGET soft_oal)
1576 install(TARGETS soft_oal
1577 RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR})
1578 endif()
1579 message(STATUS "Installing library and headers")
1580 else()
1581 message(STATUS "NOT installing library and headers")
1582 endif()
1584 if(ALSOFT_INSTALL_CONFIG)
1585 install(FILES alsoftrc.sample
1586 DESTINATION ${CMAKE_INSTALL_DATADIR}/openal)
1587 message(STATUS "Installing sample configuration")
1588 endif()
1590 if(ALSOFT_INSTALL_HRTF_DATA)
1591 install(DIRECTORY hrtf
1592 DESTINATION ${CMAKE_INSTALL_DATADIR}/openal)
1593 message(STATUS "Installing HRTF data files")
1594 endif()
1596 if(ALSOFT_INSTALL_AMBDEC_PRESETS)
1597 install(DIRECTORY presets
1598 DESTINATION ${CMAKE_INSTALL_DATADIR}/openal)
1599 message(STATUS "Installing AmbDec presets")
1600 endif()
1601 message(STATUS "")
1603 set(UNICODE_FLAG )
1604 if(MINGW)
1605 set(UNICODE_FLAG ${UNICODE_FLAG} -municode)
1606 endif()
1607 set(EXTRA_INSTALLS )
1608 if(ALSOFT_UTILS)
1609 add_executable(openal-info utils/openal-info.c)
1610 target_include_directories(openal-info PRIVATE ${OpenAL_SOURCE_DIR}/common)
1611 target_compile_options(openal-info PRIVATE ${C_FLAGS})
1612 target_link_libraries(openal-info PRIVATE ${LINKER_FLAGS} OpenAL ${UNICODE_FLAG})
1613 set_target_properties(openal-info PROPERTIES ${DEFAULT_TARGET_PROPS})
1614 if(ALSOFT_INSTALL_EXAMPLES)
1615 set(EXTRA_INSTALLS ${EXTRA_INSTALLS} openal-info)
1616 endif()
1618 if(SNDFILE_FOUND)
1619 add_executable(uhjdecoder utils/uhjdecoder.cpp)
1620 target_compile_definitions(uhjdecoder PRIVATE ${CPP_DEFS})
1621 target_include_directories(uhjdecoder
1622 PRIVATE ${OpenAL_BINARY_DIR} ${OpenAL_SOURCE_DIR}/common)
1623 target_compile_options(uhjdecoder PRIVATE ${C_FLAGS})
1624 target_link_libraries(uhjdecoder PUBLIC alcommon
1625 PRIVATE ${LINKER_FLAGS} SndFile::SndFile ${UNICODE_FLAG})
1626 set_target_properties(uhjdecoder PROPERTIES ${DEFAULT_TARGET_PROPS})
1628 add_executable(uhjencoder utils/uhjencoder.cpp)
1629 target_compile_definitions(uhjencoder PRIVATE ${CPP_DEFS})
1630 target_include_directories(uhjencoder
1631 PRIVATE ${OpenAL_BINARY_DIR} ${OpenAL_SOURCE_DIR}/common)
1632 target_compile_options(uhjencoder PRIVATE ${C_FLAGS})
1633 target_link_libraries(uhjencoder PUBLIC alcommon
1634 PRIVATE ${LINKER_FLAGS} SndFile::SndFile ${UNICODE_FLAG})
1635 set_target_properties(uhjencoder PROPERTIES ${DEFAULT_TARGET_PROPS})
1636 endif()
1638 if(MYSOFA_FOUND)
1639 set(SOFA_SUPPORT_SRCS
1640 utils/sofa-support.cpp
1641 utils/sofa-support.h)
1642 add_library(sofa-support STATIC EXCLUDE_FROM_ALL ${SOFA_SUPPORT_SRCS})
1643 target_compile_definitions(sofa-support PRIVATE ${CPP_DEFS})
1644 target_include_directories(sofa-support PUBLIC ${OpenAL_SOURCE_DIR}/common)
1645 target_compile_options(sofa-support PRIVATE ${C_FLAGS})
1646 target_link_libraries(sofa-support PUBLIC alcommon MySOFA::MySOFA PRIVATE ${LINKER_FLAGS})
1647 set_target_properties(sofa-support PROPERTIES ${DEFAULT_TARGET_PROPS})
1649 set(MAKEMHR_SRCS
1650 utils/makemhr/loaddef.cpp
1651 utils/makemhr/loaddef.h
1652 utils/makemhr/loadsofa.cpp
1653 utils/makemhr/loadsofa.h
1654 utils/makemhr/makemhr.cpp
1655 utils/makemhr/makemhr.h)
1656 add_executable(makemhr ${MAKEMHR_SRCS})
1657 target_compile_definitions(makemhr PRIVATE ${CPP_DEFS})
1658 target_include_directories(makemhr
1659 PRIVATE ${OpenAL_BINARY_DIR} ${OpenAL_SOURCE_DIR}/utils)
1660 target_compile_options(makemhr PRIVATE ${C_FLAGS})
1661 target_link_libraries(makemhr PRIVATE ${LINKER_FLAGS} sofa-support ${UNICODE_FLAG})
1662 set_target_properties(makemhr PROPERTIES ${DEFAULT_TARGET_PROPS})
1663 if(ALSOFT_INSTALL_EXAMPLES)
1664 set(EXTRA_INSTALLS ${EXTRA_INSTALLS} makemhr)
1665 endif()
1667 set(SOFAINFO_SRCS utils/sofa-info.cpp)
1668 add_executable(sofa-info ${SOFAINFO_SRCS})
1669 target_compile_definitions(sofa-info PRIVATE ${CPP_DEFS})
1670 target_include_directories(sofa-info PRIVATE ${OpenAL_SOURCE_DIR}/utils)
1671 target_compile_options(sofa-info PRIVATE ${C_FLAGS})
1672 target_link_libraries(sofa-info PRIVATE ${LINKER_FLAGS} sofa-support ${UNICODE_FLAG})
1673 set_target_properties(sofa-info PROPERTIES ${DEFAULT_TARGET_PROPS})
1674 endif()
1675 message(STATUS "Building utility programs")
1677 if(NOT ALSOFT_NO_CONFIG_UTIL)
1678 add_subdirectory(utils/alsoft-config)
1679 endif()
1680 message(STATUS "")
1681 endif()
1684 # Add a static library with common functions used by multiple example targets
1685 add_library(al-excommon STATIC EXCLUDE_FROM_ALL
1686 examples/common/alhelpers.c
1687 examples/common/alhelpers.h)
1688 target_compile_definitions(al-excommon PUBLIC ${CPP_DEFS})
1689 target_include_directories(al-excommon PUBLIC ${OpenAL_SOURCE_DIR}/common)
1690 target_compile_options(al-excommon PUBLIC ${C_FLAGS})
1691 target_link_libraries(al-excommon PUBLIC OpenAL PRIVATE ${RT_LIB})
1692 set_target_properties(al-excommon PROPERTIES ${DEFAULT_TARGET_PROPS})
1694 if(ALSOFT_EXAMPLES)
1695 add_executable(altonegen examples/altonegen.c)
1696 target_link_libraries(altonegen PRIVATE ${LINKER_FLAGS} ${MATH_LIB} al-excommon ${UNICODE_FLAG})
1697 set_target_properties(altonegen PROPERTIES ${DEFAULT_TARGET_PROPS})
1699 add_executable(alrecord examples/alrecord.c)
1700 target_link_libraries(alrecord PRIVATE ${LINKER_FLAGS} al-excommon ${UNICODE_FLAG})
1701 set_target_properties(alrecord PROPERTIES ${DEFAULT_TARGET_PROPS})
1703 add_executable(allafplay examples/allafplay.cpp)
1704 target_link_libraries(allafplay PRIVATE ${LINKER_FLAGS} alcommon al-excommon ${UNICODE_FLAG})
1705 set_target_properties(allafplay PROPERTIES ${DEFAULT_TARGET_PROPS})
1707 if(ALSOFT_INSTALL_EXAMPLES)
1708 set(EXTRA_INSTALLS ${EXTRA_INSTALLS} altonegen alrecord allafplay)
1709 endif()
1711 message(STATUS "Building example programs")
1713 if(SNDFILE_FOUND)
1714 add_executable(alplay examples/alplay.c)
1715 target_link_libraries(alplay PRIVATE ${LINKER_FLAGS} SndFile::SndFile al-excommon
1716 ${UNICODE_FLAG})
1717 set_target_properties(alplay PROPERTIES ${DEFAULT_TARGET_PROPS})
1719 add_executable(alstream examples/alstream.c)
1720 target_link_libraries(alstream PRIVATE ${LINKER_FLAGS} SndFile::SndFile al-excommon
1721 ${UNICODE_FLAG})
1722 set_target_properties(alstream PROPERTIES ${DEFAULT_TARGET_PROPS})
1724 add_executable(alreverb examples/alreverb.c)
1725 target_link_libraries(alreverb PRIVATE ${LINKER_FLAGS} SndFile::SndFile al-excommon
1726 ${UNICODE_FLAG})
1727 set_target_properties(alreverb PROPERTIES ${DEFAULT_TARGET_PROPS})
1729 add_executable(almultireverb examples/almultireverb.c)
1730 target_link_libraries(almultireverb
1731 PRIVATE ${LINKER_FLAGS} SndFile::SndFile al-excommon ${MATH_LIB} ${UNICODE_FLAG})
1732 set_target_properties(almultireverb PROPERTIES ${DEFAULT_TARGET_PROPS})
1734 add_executable(allatency examples/allatency.c)
1735 target_link_libraries(allatency PRIVATE ${LINKER_FLAGS} SndFile::SndFile al-excommon
1736 ${UNICODE_FLAG})
1737 set_target_properties(allatency PROPERTIES ${DEFAULT_TARGET_PROPS})
1739 add_executable(alhrtf examples/alhrtf.c)
1740 target_link_libraries(alhrtf
1741 PRIVATE ${LINKER_FLAGS} SndFile::SndFile al-excommon ${MATH_LIB} ${UNICODE_FLAG})
1742 set_target_properties(alhrtf PROPERTIES ${DEFAULT_TARGET_PROPS})
1744 add_executable(alstreamcb examples/alstreamcb.cpp)
1745 target_link_libraries(alstreamcb PRIVATE ${LINKER_FLAGS} SndFile::SndFile al-excommon
1746 ${UNICODE_FLAG})
1747 set_target_properties(alstreamcb PROPERTIES ${DEFAULT_TARGET_PROPS})
1749 add_executable(aldirect examples/aldirect.cpp)
1750 target_link_libraries(aldirect PRIVATE ${LINKER_FLAGS} SndFile::SndFile al-excommon
1751 ${UNICODE_FLAG})
1752 set_target_properties(aldirect PROPERTIES ${DEFAULT_TARGET_PROPS})
1754 add_executable(alconvolve examples/alconvolve.c)
1755 target_link_libraries(alconvolve PRIVATE ${LINKER_FLAGS} alcommon SndFile::SndFile
1756 al-excommon ${UNICODE_FLAG})
1757 set_target_properties(alconvolve PROPERTIES ${DEFAULT_TARGET_PROPS})
1759 if(ALSOFT_INSTALL_EXAMPLES)
1760 set(EXTRA_INSTALLS ${EXTRA_INSTALLS} alplay alstream alreverb almultireverb allatency
1761 alhrtf aldirect)
1762 endif()
1764 message(STATUS "Building SndFile example programs")
1765 endif()
1767 if(SDL2_FOUND)
1768 add_executable(alloopback examples/alloopback.c)
1769 target_link_libraries(alloopback
1770 PRIVATE ${LINKER_FLAGS} SDL2::SDL2 al-excommon ${MATH_LIB})
1771 set_target_properties(alloopback PROPERTIES ${DEFAULT_TARGET_PROPS})
1773 if(ALSOFT_INSTALL_EXAMPLES)
1774 set(EXTRA_INSTALLS ${EXTRA_INSTALLS} alloopback)
1775 endif()
1777 message(STATUS "Building SDL example programs")
1779 set(FFVER_OK FALSE)
1780 if(FFMPEG_FOUND)
1781 set(FFVER_OK TRUE)
1782 if(AVFORMAT_VERSION VERSION_LESS "59.27.100")
1783 message(STATUS "libavformat is too old! (${AVFORMAT_VERSION}, wanted 59.27.100)")
1784 set(FFVER_OK FALSE)
1785 endif()
1786 if(AVCODEC_VERSION VERSION_LESS "59.37.100")
1787 message(STATUS "libavcodec is too old! (${AVCODEC_VERSION}, wanted 59.37.100)")
1788 set(FFVER_OK FALSE)
1789 endif()
1790 if(AVUTIL_VERSION VERSION_LESS "57.28.100")
1791 message(STATUS "libavutil is too old! (${AVUTIL_VERSION}, wanted 57.28.100)")
1792 set(FFVER_OK FALSE)
1793 endif()
1794 if(SWSCALE_VERSION VERSION_LESS "6.7.100")
1795 message(STATUS "libswscale is too old! (${SWSCALE_VERSION}, wanted 6.7.100)")
1796 set(FFVER_OK FALSE)
1797 endif()
1798 if(SWRESAMPLE_VERSION VERSION_LESS "4.7.100")
1799 message(STATUS "libswresample is too old! (${SWRESAMPLE_VERSION}, wanted 4.7.100)")
1800 set(FFVER_OK FALSE)
1801 endif()
1802 endif()
1803 if(FFVER_OK)
1804 add_executable(alffplay examples/alffplay.cpp)
1805 target_include_directories(alffplay PRIVATE ${FFMPEG_INCLUDE_DIRS})
1806 target_link_libraries(alffplay
1807 PRIVATE ${LINKER_FLAGS} SDL2::SDL2 ${FFMPEG_LIBRARIES} al-excommon)
1808 set_target_properties(alffplay PROPERTIES ${DEFAULT_TARGET_PROPS})
1810 if(ALSOFT_INSTALL_EXAMPLES)
1811 set(EXTRA_INSTALLS ${EXTRA_INSTALLS} alffplay)
1812 endif()
1813 message(STATUS "Building SDL+FFmpeg example programs")
1814 endif()
1815 endif()
1816 message(STATUS "")
1817 endif()
1819 if (ALSOFT_TESTS)
1820 add_subdirectory(tests)
1821 endif()
1823 if(EXTRA_INSTALLS)
1824 install(TARGETS ${EXTRA_INSTALLS}
1825 RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
1826 BUNDLE DESTINATION ${CMAKE_INSTALL_BINDIR}
1827 LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
1828 ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR})
1829 endif()