CMakeLists.txt

   1 # CMake build file list for OpenAL
   2
   3 CMAKE_MINIMUM_REQUIRED(VERSION 2.8.5)
   4
   5 PROJECT(OpenAL)
   6
   7 IF(COMMAND CMAKE_POLICY)
   8     CMAKE_POLICY(SET CMP0003 NEW)
   9     CMAKE_POLICY(SET CMP0005 NEW)
  10     IF(POLICY CMP0020)
  11         CMAKE_POLICY(SET CMP0020 NEW)
  12     ENDIF(POLICY CMP0020)
  13     IF(POLICY CMP0042)
  14         CMAKE_POLICY(SET CMP0042 NEW)
  15     ENDIF(POLICY CMP0042)
  16     IF(POLICY CMP0054)
  17         CMAKE_POLICY(SET CMP0054 NEW)
  18     ENDIF(POLICY CMP0054)
  19 ENDIF(COMMAND CMAKE_POLICY)
  20
  21 SET(CMAKE_MODULE_PATH "${OpenAL_SOURCE_DIR}/cmake")
  22
  23 INCLUDE(CheckFunctionExists)
  24 INCLUDE(CheckLibraryExists)
  25 INCLUDE(CheckSharedFunctionExists)
  26 INCLUDE(CheckIncludeFile)
  27 INCLUDE(CheckIncludeFiles)
  28 INCLUDE(CheckSymbolExists)
  29 INCLUDE(CheckCCompilerFlag)
  30 INCLUDE(CheckCXXCompilerFlag)
  31 INCLUDE(CheckCSourceCompiles)
  32 INCLUDE(CheckTypeSize)
  33 include(CheckStructHasMember)
  34 include(CheckFileOffsetBits)
  35 include(GNUInstallDirs)
  36
  37 SET(CMAKE_ALLOW_LOOSE_LOOP_CONSTRUCTS TRUE)
  38
  39
  40 OPTION(ALSOFT_DLOPEN  "Check for the dlopen API for loading optional libs"  ON)
  41
  42 OPTION(ALSOFT_WERROR  "Treat compile warnings as errors"      OFF)
  43
  44 OPTION(ALSOFT_UTILS          "Build and install utility programs"         ON)
  45 OPTION(ALSOFT_NO_CONFIG_UTIL "Disable building the alsoft-config utility" OFF)
  46
  47 OPTION(ALSOFT_EXAMPLES  "Build and install example programs"  ON)
  48 OPTION(ALSOFT_TESTS     "Build and install test programs"     ON)
  49
  50 OPTION(ALSOFT_CONFIG "Install alsoft.conf sample configuration file" ON)
  51 OPTION(ALSOFT_HRTF_DEFS "Install HRTF definition files" ON)
  52 OPTION(ALSOFT_AMBDEC_PRESETS "Install AmbDec preset files" ON)
  53 OPTION(ALSOFT_INSTALL "Install headers and libraries" ON)
  54
  55 if(DEFINED SHARE_INSTALL_DIR)
  56     message(WARNING "SHARE_INSTALL_DIR is deprecated.  Use the variables provided by the GNUInstallDirs module instead")
  57     set(CMAKE_INSTALL_DATADIR "${SHARE_INSTALL_DIR}")
  58 endif()
  59
  60 if(DEFINED LIB_SUFFIX)
  61     message(WARNING "LIB_SUFFIX is deprecated.  Use the variables provided by the GNUInstallDirs module instead")
  62 endif()
  63
  64
  65 IF(WIN32)
  66     ADD_DEFINITIONS("-D_WIN32 -D_WIN32_WINNT=0x0502")
  67
  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)
  72
  73     IF(MINGW)
  74         OPTION(ALSOFT_BUILD_IMPORT_LIB "Build an import .lib using dlltool (requires sed)" ON)
  75         IF(NOT DLLTOOL)
  76             IF(HOST)
  77                 SET(DLLTOOL "${HOST}-dlltool")
  78             ELSE()
  79                 SET(DLLTOOL "dlltool")
  80             ENDIF()
  81         ENDIF()
  82     ENDIF()
  83 ENDIF()
  84
  85
  86 SET(EXTRA_LIBS "")
  87 SET(EXTRA_LDFLAGS "")
  88
  89 # QNX's gcc do not uses /usr/include and /usr/lib pathes by default
  90 IF ("${CMAKE_C_PLATFORM_ID}" STREQUAL "QNX")
  91     ADD_DEFINITIONS("-I/usr/include")
  92     SET(EXTRA_LDFLAGS "${EXTRA_LDFLAGS} -L/usr/lib")
  93 ENDIF()
  94
  95 IF(NOT LIBTYPE)
  96     SET(LIBTYPE SHARED)
  97 ENDIF()
  98
  99 SET(LIB_MAJOR_VERSION "1")
 100 SET(LIB_MINOR_VERSION "17")
 101 SET(LIB_REVISION "2")
 102 SET(LIB_VERSION "${LIB_MAJOR_VERSION}.${LIB_MINOR_VERSION}.${LIB_REVISION}")
 103
 104 SET(EXPORT_DECL "")
 105 SET(ALIGN_DECL "")
 106
 107
 108 CHECK_TYPE_SIZE("long" SIZEOF_LONG)
 109 CHECK_TYPE_SIZE("long long" SIZEOF_LONG_LONG)
 110
 111
 112 CHECK_C_COMPILER_FLAG(-std=c11 HAVE_STD_C11)
 113 IF(HAVE_STD_C11)
 114     SET(CMAKE_C_FLAGS "-std=c11 ${CMAKE_C_FLAGS}")
 115 ELSE()
 116     CHECK_C_COMPILER_FLAG(-std=c99 HAVE_STD_C99)
 117     IF(HAVE_STD_C99)
 118         SET(CMAKE_C_FLAGS "-std=c99 ${CMAKE_C_FLAGS}")
 119     ENDIF()
 120 ENDIF()
 121
 122 CHECK_CXX_COMPILER_FLAG(-std=c++11 HAVE_STD_CXX11)
 123 IF(HAVE_STD_CXX11)
 124     SET(CMAKE_CXX_FLAGS "-std=c++11 ${CMAKE_CXX_FLAGS}")
 125 ENDIF()
 126
 127 if(NOT WIN32)
 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 ${OLD_REQUIRED_FLAGS})
 136         ELSE()
 137             ADD_DEFINITIONS(-D_POSIX_C_SOURCE=200112L -D_XOPEN_SOURCE=600)
 138         ENDIF()
 139     ENDIF()
 140     UNSET(OLD_REQUIRED_FLAGS)
 141 ENDIF()
 142
 143 # Set defines for large file support
 144 CHECK_FILE_OFFSET_BITS()
 145 IF(_FILE_OFFSET_BITS)
 146     ADD_DEFINITIONS(-D_FILE_OFFSET_BITS=${_FILE_OFFSET_BITS})
 147     SET(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -D_FILE_OFFSET_BITS=${_FILE_OFFSET_BITS}")
 148 ENDIF()
 149 ADD_DEFINITIONS(-D_LARGEFILE_SOURCE -D_LARGE_FILES)
 150 SET(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -D_LARGEFILE_SOURCE -D_LARGE_FILES")
 151
 152 # MSVC may need workarounds for C99 restrict and inline
 153 IF(MSVC)
 154     # TODO: Once we truly require C99, these restrict and inline checks should go
 155     # away.
 156     CHECK_C_SOURCE_COMPILES("int *restrict foo;
 157                              int main() {return 0;}" HAVE_RESTRICT)
 158     IF(NOT HAVE_RESTRICT)
 159         ADD_DEFINITIONS("-Drestrict=")
 160         SET(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -Drestrict=")
 161     ENDIF()
 162
 163     CHECK_C_SOURCE_COMPILES("inline void foo(void) { }
 164                              int main() {return 0;}" HAVE_INLINE)
 165     IF(NOT 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!")
 170         ENDIF()
 171
 172         ADD_DEFINITIONS(-Dinline=__inline)
 173         SET(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -Dinline=__inline")
 174     ENDIF()
 175 ENDIF()
 176
 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 ${CMAKE_C_FLAGS}")
 180
 181     SET(OLD_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS}")
 182     # Force no inlining for the next test.
 183     SET(CMAKE_REQUIRED_FLAGS "${OLD_REQUIRED_FLAGS} -fno-inline")
 184
 185     CHECK_C_SOURCE_COMPILES("extern inline int foo() { return 0; }
 186                              int main() {return foo();}" INLINE_IS_C99)
 187     IF(NOT INLINE_IS_C99)
 188         MESSAGE(FATAL_ERROR "Your compiler does not seem to have C99 inline semantics!
 189                              Please update your compiler for better C99 compliance.")
 190     ENDIF()
 191
 192     SET(CMAKE_REQUIRED_FLAGS "${OLD_REQUIRED_FLAGS}")
 193 ENDIF()
 194
 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")
 200 ENDIF()
 201
 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 ${OLD_REQUIRED_LIBRARIES} atomic)
 205 CHECK_C_SOURCE_COMPILES("#include <stdatomic.h>
 206 int _Atomic foo = ATOMIC_VAR_INIT(0);
 207 int main()
 208 {
 209     return atomic_fetch_add(&foo, 2);
 210 }"
 211 HAVE_LIBATOMIC)
 212 IF(NOT HAVE_LIBATOMIC)
 213     SET(CMAKE_REQUIRED_LIBRARIES "${OLD_REQUIRED_LIBRARIES}")
 214 ELSE()
 215     SET(EXTRA_LIBS atomic ${EXTRA_LIBS})
 216 ENDIF()
 217 UNSET(OLD_REQUIRED_LIBRARIES)
 218
 219 # Include liblog for Android logging
 220 CHECK_LIBRARY_EXISTS(log __android_log_print "" HAVE_LIBLOG)
 221 IF(HAVE_LIBLOG)
 222     SET(EXTRA_LIBS log ${EXTRA_LIBS})
 223     SET(CMAKE_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES} log)
 224 ENDIF()
 225
 226 # Check if we have C99 variable length arrays
 227 CHECK_C_SOURCE_COMPILES(
 228 "int main(int argc, char *argv[])
 229  {
 230      volatile int tmp[argc];
 231      tmp[0] = argv[0][0];
 232      return tmp[0];
 233  }"
 234 HAVE_C99_VLA)
 235
 236 # Check if we have C99 bool
 237 CHECK_C_SOURCE_COMPILES(
 238 "int main(int argc, char *argv[])
 239  {
 240      volatile _Bool ret;
 241      ret = (argc > 1) ? 1 : 0;
 242      return ret ? -1 : 0;
 243  }"
 244 HAVE_C99_BOOL)
 245
 246 # Check if we have C11 static_assert
 247 CHECK_C_SOURCE_COMPILES(
 248 "int main()
 249  {
 250      _Static_assert(sizeof(int) == sizeof(int), \"What\");
 251      return 0;
 252  }"
 253 HAVE_C11_STATIC_ASSERT)
 254
 255 # Check if we have C11 alignas
 256 CHECK_C_SOURCE_COMPILES(
 257 "_Alignas(16) int foo;
 258  int main()
 259  {
 260      return 0;
 261  }"
 262 HAVE_C11_ALIGNAS)
 263
 264 # Check if we have C11 _Atomic
 265 CHECK_C_SOURCE_COMPILES(
 266 "#include <stdatomic.h>
 267  const int _Atomic foo = ATOMIC_VAR_INIT(~0);
 268  int _Atomic bar = ATOMIC_VAR_INIT(0);
 269  int main()
 270  {
 271      atomic_fetch_add(&bar, 2);
 272      return atomic_load(&foo);
 273  }"
 274 HAVE_C11_ATOMIC)
 275
 276 # Add definitions, compiler switches, etc.
 277 INCLUDE_DIRECTORIES("${OpenAL_SOURCE_DIR}/include" "${OpenAL_BINARY_DIR}")
 278 IF(CMAKE_VERSION VERSION_LESS "2.8.8")
 279     INCLUDE_DIRECTORIES("${OpenAL_SOURCE_DIR}/OpenAL32/Include" "${OpenAL_SOURCE_DIR}/Alc")
 280     IF(WIN32 AND ALSOFT_NO_UID_DEFS)
 281         ADD_DEFINITIONS("-DAL_NO_UID_DEFS")
 282     ENDIF()
 283 ENDIF()
 284
 285 IF(NOT CMAKE_BUILD_TYPE)
 286     SET(CMAKE_BUILD_TYPE RelWithDebInfo CACHE STRING
 287         "Choose the type of build, options are: Debug Release RelWithDebInfo MinSizeRel."
 288         FORCE)
 289 ENDIF()
 290 IF(NOT CMAKE_DEBUG_POSTFIX)
 291     SET(CMAKE_DEBUG_POSTFIX "" CACHE STRING
 292         "Library postfix for debug builds. Normally left blank."
 293         FORCE)
 294 ENDIF()
 295
 296 SET(EXTRA_CFLAGS "")
 297 IF(MSVC)
 298     ADD_DEFINITIONS(-D_CRT_SECURE_NO_WARNINGS)
 299     ADD_DEFINITIONS(-D_CRT_NONSTDC_NO_DEPRECATE)
 300     SET(EXTRA_CFLAGS "${EXTRA_CFLAGS} /wd4098")
 301
 302     IF(NOT DXSDK_DIR)
 303         STRING(REGEX REPLACE "\\\\" "/" DXSDK_DIR "$ENV{DXSDK_DIR}")
 304     ELSE()
 305         STRING(REGEX REPLACE "\\\\" "/" DXSDK_DIR "${DXSDK_DIR}")
 306     ENDIF()
 307     IF(DXSDK_DIR)
 308         MESSAGE(STATUS "Using DirectX SDK directory: ${DXSDK_DIR}")
 309     ENDIF()
 310
 311     OPTION(FORCE_STATIC_VCRT "Force /MT for static VC runtimes" OFF)
 312     IF(FORCE_STATIC_VCRT)
 313         FOREACH(flag_var
 314                 CMAKE_C_FLAGS CMAKE_C_FLAGS_DEBUG CMAKE_C_FLAGS_RELEASE
 315                 CMAKE_C_FLAGS_MINSIZEREL CMAKE_C_FLAGS_RELWITHDEBINFO)
 316             IF(${flag_var} MATCHES "/MD")
 317                 STRING(REGEX REPLACE "/MD" "/MT" ${flag_var} "${${flag_var}}")
 318             ENDIF()
 319         ENDFOREACH(flag_var)
 320     ENDIF()
 321 ELSE()
 322     SET(EXTRA_CFLAGS "${EXTRA_CFLAGS} -Winline -Wall")
 323     CHECK_C_COMPILER_FLAG(-Wextra HAVE_W_EXTRA)
 324     IF(HAVE_W_EXTRA)
 325         SET(EXTRA_CFLAGS "${EXTRA_CFLAGS} -Wextra")
 326     ENDIF()
 327
 328     IF(ALSOFT_WERROR)
 329         SET(EXTRA_CFLAGS "${EXTRA_CFLAGS} -Werror")
 330     ENDIF()
 331
 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)
 338         IF(HAVE_FPIC_SWITCH)
 339             SET(EXTRA_CFLAGS "${EXTRA_CFLAGS} -fPIC")
 340         ENDIF()
 341     ENDIF()
 342
 343     # We want RelWithDebInfo to actually include debug stuff (define _DEBUG
 344     # instead of NDEBUG)
 345     FOREACH(flag_var  CMAKE_C_FLAGS_RELWITHDEBINFO CMAKE_CXX_FLAGS_RELWITHDEBINFO)
 346         IF(${flag_var} MATCHES "-DNDEBUG")
 347             STRING(REGEX REPLACE "-DNDEBUG" "-D_DEBUG" ${flag_var} "${${flag_var}}")
 348         ENDIF()
 349     ENDFOREACH()
 350
 351     CHECK_C_SOURCE_COMPILES("int foo() __attribute__((destructor));
 352                              int main() {return 0;}" HAVE_GCC_DESTRUCTOR)
 353
 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 ${CMAKE_REQUIRED_LIBRARIES} -static-libgcc)
 358         check_c_source_compiles(
 359 "#include <stdlib.h>
 360 int main()
 361 {
 362     return 0;
 363 }"
 364             HAVE_STATIC_LIBGCC_SWITCH
 365         )
 366         if(HAVE_STATIC_LIBGCC_SWITCH)
 367             set(EXTRA_LDFLAGS "${EXTRA_LDFLAGS} -static-libgcc")
 368         endif()
 369         set(CMAKE_REQUIRED_LIBRARIES ${OLD_REQUIRED_LIBRARIES})
 370         unset(OLD_REQUIRED_LIBRARIES)
 371     endif()
 372 ENDIF()
 373
 374 # Set visibility/export options if available
 375 SET(HIDDEN_DECL "")
 376 IF(WIN32)
 377     SET(EXPORT_DECL "__declspec(dllexport)")
 378     IF(NOT MINGW)
 379         SET(ALIGN_DECL "__declspec(align(x))")
 380     ELSE()
 381         SET(ALIGN_DECL "__declspec(aligned(x))")
 382     ENDIF()
 383 ELSE()
 384     SET(OLD_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS}")
 385     # Yes GCC, really don't accept visibility modes you don't support
 386     SET(CMAKE_REQUIRED_FLAGS "${OLD_REQUIRED_FLAGS} -Wattributes -Werror")
 387
 388     CHECK_C_SOURCE_COMPILES("int foo() __attribute__((visibility(\"protected\")));
 389                              int main() {return 0;}" HAVE_GCC_PROTECTED_VISIBILITY)
 390     IF(HAVE_GCC_PROTECTED_VISIBILITY)
 391         SET(EXPORT_DECL "__attribute__((visibility(\"protected\")))")
 392     ELSE()
 393         CHECK_C_SOURCE_COMPILES("int foo() __attribute__((visibility(\"default\")));
 394                                  int main() {return 0;}" HAVE_GCC_DEFAULT_VISIBILITY)
 395         IF(HAVE_GCC_DEFAULT_VISIBILITY)
 396             SET(EXPORT_DECL "__attribute__((visibility(\"default\")))")
 397         ENDIF()
 398     ENDIF()
 399
 400     IF(HAVE_GCC_PROTECTED_VISIBILITY OR HAVE_GCC_DEFAULT_VISIBILITY)
 401         CHECK_C_COMPILER_FLAG(-fvisibility=hidden HAVE_VISIBILITY_HIDDEN_SWITCH)
 402         IF(HAVE_VISIBILITY_HIDDEN_SWITCH)
 403             SET(EXTRA_CFLAGS "${EXTRA_CFLAGS} -fvisibility=hidden")
 404             SET(HIDDEN_DECL "__attribute__((visibility(\"hidden\")))")
 405         ENDIF()
 406     ENDIF()
 407
 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)))")
 412     ENDIF()
 413
 414     SET(CMAKE_REQUIRED_FLAGS "${OLD_REQUIRED_FLAGS}")
 415 ENDIF()
 416
 417 CHECK_C_SOURCE_COMPILES("
 418 int main()
 419 {
 420     float *ptr;
 421     ptr = __builtin_assume_aligned(ptr, 16);
 422     return 0;
 423 }" HAVE___BUILTIN_ASSUME_ALIGNED)
 424 IF(HAVE___BUILTIN_ASSUME_ALIGNED)
 425     SET(ASSUME_ALIGNED_DECL "__builtin_assume_aligned(x, y)")
 426 ELSE()
 427     SET(ASSUME_ALIGNED_DECL "x")
 428 ENDIF()
 429
 430 SET(SSE_SWITCH "")
 431 SET(SSE2_SWITCH "")
 432 SET(SSE3_SWITCH "")
 433 SET(SSE4_1_SWITCH "")
 434 SET(FPU_NEON_SWITCH "")
 435 IF(NOT MSVC)
 436     CHECK_C_COMPILER_FLAG(-msse HAVE_MSSE_SWITCH)
 437     IF(HAVE_MSSE_SWITCH)
 438         SET(SSE_SWITCH "-msse")
 439     ENDIF()
 440     CHECK_C_COMPILER_FLAG(-msse2 HAVE_MSSE2_SWITCH)
 441     IF(HAVE_MSSE2_SWITCH)
 442         SET(SSE2_SWITCH "-msse2")
 443     ENDIF()
 444     CHECK_C_COMPILER_FLAG(-msse3 HAVE_MSSE3_SWITCH)
 445     IF(HAVE_MSSE3_SWITCH)
 446         SET(SSE3_SWITCH "-msse3")
 447     ENDIF()
 448     CHECK_C_COMPILER_FLAG(-msse4.1 HAVE_MSSE4_1_SWITCH)
 449     IF(HAVE_MSSE4_1_SWITCH)
 450         SET(SSE4_1_SWITCH "-msse4.1")
 451     ENDIF()
 452     CHECK_C_COMPILER_FLAG(-mfpu=neon HAVE_MFPU_NEON_SWITCH)
 453     IF(HAVE_MFPU_NEON_SWITCH)
 454         SET(FPU_NEON_SWITCH "-mfpu=neon")
 455     ENDIF()
 456 ENDIF()
 457
 458 CHECK_C_SOURCE_COMPILES("int foo(const char *str, ...) __attribute__((format(printf, 1, 2)));
 459                          int main() {return 0;}" HAVE_GCC_FORMAT)
 460
 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)
 475 ENDIF()
 476
 477 # Some systems need libm for some of the following math functions to work
 478 CHECK_LIBRARY_EXISTS(m pow "" HAVE_LIBM)
 479 IF(HAVE_LIBM)
 480     SET(EXTRA_LIBS m ${EXTRA_LIBS})
 481     SET(CMAKE_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES} m)
 482 ENDIF()
 483
 484 # Check for the dlopen API (for dynamicly loading backend libs)
 485 IF(ALSOFT_DLOPEN)
 486     CHECK_LIBRARY_EXISTS(dl dlopen "" HAVE_LIBDL)
 487     IF(HAVE_LIBDL)
 488         SET(EXTRA_LIBS dl ${EXTRA_LIBS})
 489         SET(CMAKE_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES} dl)
 490     ENDIF()
 491
 492     CHECK_INCLUDE_FILE(dlfcn.h HAVE_DLFCN_H)
 493 ENDIF()
 494
 495 # Check for a cpuid intrinsic
 496 IF(HAVE_CPUID_H)
 497     CHECK_C_SOURCE_COMPILES("#include <cpuid.h>
 498         int main()
 499         {
 500             unsigned int eax, ebx, ecx, edx;
 501             return __get_cpuid(0, &eax, &ebx, &ecx, &edx);
 502         }" HAVE_GCC_GET_CPUID)
 503 ENDIF()
 504 IF(HAVE_INTRIN_H)
 505     CHECK_C_SOURCE_COMPILES("#include <intrin.h>
 506         int main()
 507         {
 508             int regs[4];
 509             __cpuid(regs, 0);
 510             return regs[0];
 511         }" HAVE_CPUID_INTRINSIC)
 512 ENDIF()
 513
 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)
 519 IF(NOT HAVE_C99_VLA)
 520     CHECK_SYMBOL_EXISTS(alloca malloc.h HAVE_ALLOCA)
 521     IF(NOT HAVE_ALLOCA)
 522         MESSAGE(FATAL_ERROR "No alloca function found, please report!")
 523     ENDIF()
 524 ENDIF()
 525
 526 IF(HAVE_FLOAT_H)
 527     CHECK_SYMBOL_EXISTS(_controlfp float.h HAVE__CONTROLFP)
 528     CHECK_SYMBOL_EXISTS(__control87_2 float.h HAVE___CONTROL87_2)
 529 ENDIF()
 530
 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!")
 538     ENDIF()
 539
 540     ADD_DEFINITIONS(-Dstrcasecmp=_stricmp)
 541 ENDIF()
 542
 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!")
 548     ENDIF()
 549
 550     ADD_DEFINITIONS(-Dstrncasecmp=_strnicmp)
 551 ENDIF()
 552
 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!")
 559     ENDIF()
 560
 561     ADD_DEFINITIONS(-Dsnprintf=_snprintf)
 562 ENDIF()
 563
 564 CHECK_SYMBOL_EXISTS(isfinite math.h HAVE_ISFINITE)
 565 IF(NOT HAVE_ISFINITE)
 566     CHECK_FUNCTION_EXISTS(finite HAVE_FINITE)
 567     IF(NOT HAVE_FINITE)
 568         CHECK_FUNCTION_EXISTS(_finite HAVE__FINITE)
 569         IF(NOT HAVE__FINITE)
 570             MESSAGE(FATAL_ERROR "No isfinite function found, please report!")
 571         ENDIF()
 572         ADD_DEFINITIONS(-Disfinite=_finite)
 573     ELSE()
 574         ADD_DEFINITIONS(-Disfinite=finite)
 575     ENDIF()
 576 ENDIF()
 577
 578 CHECK_SYMBOL_EXISTS(isnan math.h HAVE_ISNAN)
 579 IF(NOT HAVE_ISNAN)
 580     CHECK_FUNCTION_EXISTS(_isnan HAVE__ISNAN)
 581     IF(NOT HAVE__ISNAN)
 582         MESSAGE(FATAL_ERROR "No isnan function found, please report!")
 583     ENDIF()
 584
 585     ADD_DEFINITIONS(-Disnan=_isnan)
 586 ENDIF()
 587
 588
 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!")
 595     ENDIF()
 596
 597     CHECK_SYMBOL_EXISTS(nanosleep time.h HAVE_NANOSLEEP)
 598     IF(NOT HAVE_NANOSLEEP)
 599         MESSAGE(FATAL_ERROR "No sleep function found!")
 600     ENDIF()
 601
 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!")
 606     ENDIF()
 607     # Some systems need pthread_np.h to get recursive mutexes
 608     CHECK_INCLUDE_FILES("pthread.h;pthread_np.h" HAVE_PTHREAD_NP_H)
 609
 610     CHECK_C_COMPILER_FLAG(-pthread HAVE_PTHREAD)
 611     IF(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")
 615     ENDIF()
 616
 617     CHECK_LIBRARY_EXISTS(pthread pthread_create "" HAVE_LIBPTHREAD)
 618     IF(HAVE_LIBPTHREAD)
 619         SET(EXTRA_LIBS pthread ${EXTRA_LIBS})
 620     ENDIF()
 621
 622     CHECK_SYMBOL_EXISTS(pthread_setschedparam pthread.h HAVE_PTHREAD_SETSCHEDPARAM)
 623
 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)
 628         ELSE()
 629             CHECK_C_SOURCE_COMPILES("
 630 #include <pthread.h>
 631 #include <pthread_np.h>
 632 int main()
 633 {
 634     pthread_setname_np(\"testname\");
 635     return 0;
 636 }"
 637                 PTHREAD_SETNAME_NP_ONE_PARAM
 638             )
 639         ENDIF()
 640         CHECK_SYMBOL_EXISTS(pthread_mutexattr_setkind_np "pthread.h;pthread_np.h" HAVE_PTHREAD_MUTEXATTR_SETKIND_NP)
 641     ELSE()
 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)
 645         ELSE()
 646             CHECK_C_SOURCE_COMPILES("
 647 #include <pthread.h>
 648 int main()
 649 {
 650     pthread_setname_np(\"testname\");
 651     return 0;
 652 }"
 653                 PTHREAD_SETNAME_NP_ONE_PARAM
 654             )
 655         ENDIF()
 656         CHECK_SYMBOL_EXISTS(pthread_mutexattr_setkind_np pthread.h HAVE_PTHREAD_MUTEXATTR_SETKIND_NP)
 657     ENDIF()
 658
 659     CHECK_SYMBOL_EXISTS(pthread_mutex_timedlock pthread.h HAVE_PTHREAD_MUTEX_TIMEDLOCK)
 660
 661     CHECK_LIBRARY_EXISTS(rt clock_gettime "" HAVE_LIBRT)
 662     IF(HAVE_LIBRT)
 663         SET(EXTRA_LIBS rt ${EXTRA_LIBS})
 664     ENDIF()
 665 ENDIF()
 666
 667 # Check for a 64-bit type
 668 CHECK_INCLUDE_FILE(stdint.h HAVE_STDINT_H)
 669 IF(NOT HAVE_STDINT_H)
 670     IF(HAVE_WINDOWS_H)
 671         CHECK_C_SOURCE_COMPILES("#define _WIN32_WINNT 0x0502
 672                                  #include <windows.h>
 673                                  __int64 foo;
 674                                  int main() {return 0;}" HAVE___INT64)
 675     ENDIF()
 676     IF(NOT 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!")
 680             ENDIF()
 681         ENDIF()
 682     ENDIF()
 683 ENDIF()
 684
 685
 686 SET(COMMON_OBJS  common/almalloc.c
 687                  common/atomic.c
 688                  common/rwlock.c
 689                  common/threads.c
 690                  common/uintmap.c
 691 )
 692 SET(OPENAL_OBJS  OpenAL32/alAuxEffectSlot.c
 693                  OpenAL32/alBuffer.c
 694                  OpenAL32/alEffect.c
 695                  OpenAL32/alError.c
 696                  OpenAL32/alExtension.c
 697                  OpenAL32/alFilter.c
 698                  OpenAL32/alListener.c
 699                  OpenAL32/alSource.c
 700                  OpenAL32/alState.c
 701                  OpenAL32/alThunk.c
 702                  OpenAL32/sample_cvt.c
 703 )
 704 SET(ALC_OBJS  Alc/ALc.c
 705               Alc/ALu.c
 706               Alc/alcConfig.c
 707               Alc/alcRing.c
 708               Alc/bs2b.c
 709               Alc/effects/chorus.c
 710               Alc/effects/compressor.c
 711               Alc/effects/dedicated.c
 712               Alc/effects/distortion.c
 713               Alc/effects/echo.c
 714               Alc/effects/equalizer.c
 715               Alc/effects/flanger.c
 716               Alc/effects/modulator.c
 717               Alc/effects/null.c
 718               Alc/effects/reverb.c
 719               Alc/helpers.c
 720               Alc/bsinc.c
 721               Alc/hrtf.c
 722               Alc/uhjfilter.c
 723               Alc/ambdec.c
 724               Alc/bformatdec.c
 725               Alc/nfcfilter.c
 726               Alc/panning.c
 727               Alc/mixer.c
 728               Alc/mixer_c.c
 729 )
 730
 731
 732 SET(CPU_EXTS "Default")
 733 SET(HAVE_SSE        0)
 734 SET(HAVE_SSE2       0)
 735 SET(HAVE_SSE3       0)
 736 SET(HAVE_SSE4_1     0)
 737 SET(HAVE_NEON       0)
 738
 739 SET(HAVE_ALSA       0)
 740 SET(HAVE_OSS        0)
 741 SET(HAVE_SOLARIS    0)
 742 SET(HAVE_SNDIO      0)
 743 SET(HAVE_QSA        0)
 744 SET(HAVE_DSOUND     0)
 745 SET(HAVE_MMDEVAPI   0)
 746 SET(HAVE_WINMM      0)
 747 SET(HAVE_PORTAUDIO  0)
 748 SET(HAVE_PULSEAUDIO 0)
 749 SET(HAVE_COREAUDIO  0)
 750 SET(HAVE_OPENSL     0)
 751 SET(HAVE_WAVE       0)
 752
 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}")
 756 IF(HAVE_XMMINTRIN_H)
 757     OPTION(ALSOFT_CPUEXT_SSE "Enable SSE support" ON)
 758     IF(ALSOFT_CPUEXT_SSE)
 759         IF(ALIGN_DECL OR HAVE_C11_ALIGNAS)
 760             SET(HAVE_SSE 1)
 761             SET(ALC_OBJS  ${ALC_OBJS} Alc/mixer_sse.c)
 762             IF(SSE_SWITCH)
 763                 SET_SOURCE_FILES_PROPERTIES(Alc/mixer_sse.c PROPERTIES
 764                                             COMPILE_FLAGS "${SSE_SWITCH}")
 765             ENDIF()
 766             SET(CPU_EXTS "${CPU_EXTS}, SSE")
 767         ENDIF()
 768     ENDIF()
 769 ENDIF()
 770 IF(ALSOFT_REQUIRE_SSE AND NOT HAVE_SSE)
 771     MESSAGE(FATAL_ERROR "Failed to enabled required SSE CPU extensions")
 772 ENDIF()
 773
 774 OPTION(ALSOFT_REQUIRE_SSE2 "Require SSE2 support" OFF)
 775 CHECK_INCLUDE_FILE(emmintrin.h HAVE_EMMINTRIN_H "${SSE2_SWITCH}")
 776 IF(HAVE_EMMINTRIN_H)
 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)
 780             SET(HAVE_SSE2 1)
 781             SET(ALC_OBJS  ${ALC_OBJS} Alc/mixer_sse2.c)
 782             IF(SSE2_SWITCH)
 783                 SET_SOURCE_FILES_PROPERTIES(Alc/mixer_sse2.c PROPERTIES
 784                                             COMPILE_FLAGS "${SSE2_SWITCH}")
 785             ENDIF()
 786             SET(CPU_EXTS "${CPU_EXTS}, SSE2")
 787         ENDIF()
 788     ENDIF()
 789 ENDIF()
 790 IF(ALSOFT_REQUIRE_SSE2 AND NOT HAVE_SSE2)
 791     MESSAGE(FATAL_ERROR "Failed to enable required SSE2 CPU extensions")
 792 ENDIF()
 793
 794 OPTION(ALSOFT_REQUIRE_SSE2 "Require SSE3 support" OFF)
 795 CHECK_INCLUDE_FILE(pmmintrin.h HAVE_PMMINTRIN_H "${SSE3_SWITCH}")
 796 IF(HAVE_EMMINTRIN_H)
 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)
 800             SET(HAVE_SSE3 1)
 801             SET(ALC_OBJS  ${ALC_OBJS} Alc/mixer_sse3.c)
 802             IF(SSE2_SWITCH)
 803                 SET_SOURCE_FILES_PROPERTIES(Alc/mixer_sse3.c PROPERTIES
 804                                             COMPILE_FLAGS "${SSE3_SWITCH}")
 805             ENDIF()
 806             SET(CPU_EXTS "${CPU_EXTS}, SSE3")
 807         ENDIF()
 808     ENDIF()
 809 ENDIF()
 810 IF(ALSOFT_REQUIRE_SSE3 AND NOT HAVE_SSE3)
 811     MESSAGE(FATAL_ERROR "Failed to enable required SSE3 CPU extensions")
 812 ENDIF()
 813
 814 OPTION(ALSOFT_REQUIRE_SSE4_1 "Require SSE4.1 support" OFF)
 815 CHECK_INCLUDE_FILE(smmintrin.h HAVE_SMMINTRIN_H "${SSE4_1_SWITCH}")
 816 IF(HAVE_SMMINTRIN_H)
 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)
 820             SET(HAVE_SSE4_1 1)
 821             SET(ALC_OBJS  ${ALC_OBJS} Alc/mixer_sse41.c)
 822             IF(SSE4_1_SWITCH)
 823                 SET_SOURCE_FILES_PROPERTIES(Alc/mixer_sse41.c PROPERTIES
 824                                             COMPILE_FLAGS "${SSE4_1_SWITCH}")
 825             ENDIF()
 826             SET(CPU_EXTS "${CPU_EXTS}, SSE4.1")
 827         ENDIF()
 828     ENDIF()
 829 ENDIF()
 830 IF(ALSOFT_REQUIRE_SSE4_1 AND NOT HAVE_SSE4_1)
 831     MESSAGE(FATAL_ERROR "Failed to enable required SSE4.1 CPU extensions")
 832 ENDIF()
 833
 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)
 837 IF(HAVE_ARM_NEON_H)
 838     OPTION(ALSOFT_CPUEXT_NEON "Enable ARM Neon support" ON)
 839     IF(ALSOFT_CPUEXT_NEON)
 840         SET(HAVE_NEON 1)
 841         SET(ALC_OBJS  ${ALC_OBJS} Alc/mixer_neon.c)
 842         IF(FPU_NEON_SWITCH)
 843             SET_SOURCE_FILES_PROPERTIES(Alc/mixer_neon.c PROPERTIES
 844                                         COMPILE_FLAGS "${FPU_NEON_SWITCH}")
 845         ENDIF()
 846         SET(CPU_EXTS "${CPU_EXTS}, Neon")
 847     ENDIF()
 848 ENDIF()
 849 IF(ALSOFT_REQUIRE_NEON AND NOT HAVE_NEON)
 850     MESSAGE(FATAL_ERROR "Failed to enabled required ARM Neon CPU extensions")
 851 ENDIF()
 852
 853
 854 IF(WIN32 OR HAVE_DLFCN_H)
 855     SET(IS_LINKED "")
 856     MACRO(ADD_BACKEND_LIBS _LIBS)
 857     ENDMACRO()
 858 ELSE()
 859     SET(IS_LINKED " (linked)")
 860     MACRO(ADD_BACKEND_LIBS _LIBS)
 861         SET(EXTRA_LIBS ${_LIBS} ${EXTRA_LIBS})
 862     ENDMACRO()
 863 ENDIF()
 864
 865 SET(BACKENDS "")
 866 SET(ALC_OBJS  ${ALC_OBJS}
 867               Alc/backends/base.c
 868               # Default backends, always available
 869               Alc/backends/loopback.c
 870               Alc/backends/null.c
 871 )
 872
 873 # Check ALSA backend
 874 OPTION(ALSOFT_REQUIRE_ALSA "Require ALSA backend" OFF)
 875 FIND_PACKAGE(ALSA)
 876 IF(ALSA_FOUND)
 877     OPTION(ALSOFT_BACKEND_ALSA "Enable ALSA backend" ON)
 878     IF(ALSOFT_BACKEND_ALSA)
 879         SET(HAVE_ALSA 1)
 880         SET(BACKENDS  "${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(${ALSA_INCLUDE_DIRS})
 885         ENDIF()
 886     ENDIF()
 887 ENDIF()
 888 IF(ALSOFT_REQUIRE_ALSA AND NOT HAVE_ALSA)
 889     MESSAGE(FATAL_ERROR "Failed to enabled required ALSA backend")
 890 ENDIF()
 891
 892 # Check OSS backend
 893 OPTION(ALSOFT_REQUIRE_OSS "Require OSS backend" OFF)
 894 FIND_PACKAGE(OSS)
 895 IF(OSS_FOUND)
 896     OPTION(ALSOFT_BACKEND_OSS "Enable OSS backend" ON)
 897     IF(ALSOFT_BACKEND_OSS)
 898         SET(HAVE_OSS 1)
 899         SET(BACKENDS  "${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})
 903         ENDIF()
 904     ENDIF()
 905 ENDIF()
 906 IF(ALSOFT_REQUIRE_OSS AND NOT HAVE_OSS)
 907     MESSAGE(FATAL_ERROR "Failed to enabled required OSS backend")
 908 ENDIF()
 909
 910 # Check Solaris backend
 911 OPTION(ALSOFT_REQUIRE_SOLARIS "Require Solaris backend" OFF)
 912 FIND_PACKAGE(AudioIO)
 913 IF(AUDIOIO_FOUND)
 914     OPTION(ALSOFT_BACKEND_SOLARIS "Enable Solaris backend" ON)
 915     IF(ALSOFT_BACKEND_SOLARIS)
 916         SET(HAVE_SOLARIS 1)
 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})
 921         ENDIF()
 922     ENDIF()
 923 ENDIF()
 924 IF(ALSOFT_REQUIRE_SOLARIS AND NOT HAVE_SOLARIS)
 925     MESSAGE(FATAL_ERROR "Failed to enabled required Solaris backend")
 926 ENDIF()
 927
 928 # Check SndIO backend
 929 OPTION(ALSOFT_REQUIRE_SNDIO "Require SndIO backend" OFF)
 930 FIND_PACKAGE(SoundIO)
 931 IF(SOUNDIO_FOUND)
 932     OPTION(ALSOFT_BACKEND_SNDIO "Enable SndIO backend" ON)
 933     IF(ALSOFT_BACKEND_SNDIO)
 934         SET(HAVE_SNDIO 1)
 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})
 940         ENDIF()
 941     ENDIF()
 942 ENDIF()
 943 IF(ALSOFT_REQUIRE_SNDIO AND NOT HAVE_SNDIO)
 944     MESSAGE(FATAL_ERROR "Failed to enabled required SndIO backend")
 945 ENDIF()
 946
 947 # Check QSA backend
 948 OPTION(ALSOFT_REQUIRE_QSA "Require QSA backend" OFF)
 949 FIND_PACKAGE(QSA)
 950 IF(QSA_FOUND)
 951     OPTION(ALSOFT_BACKEND_QSA "Enable QSA backend" ON)
 952     IF(ALSOFT_BACKEND_QSA)
 953         SET(HAVE_QSA 1)
 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})
 959         ENDIF()
 960     ENDIF()
 961 ENDIF()
 962 IF(ALSOFT_REQUIRE_QSA AND NOT HAVE_QSA)
 963     MESSAGE(FATAL_ERROR "Failed to enabled required QSA backend")
 964 ENDIF()
 965
 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)
 970 IF(HAVE_WINDOWS_H)
 971     # Check MMSystem backend
 972     CHECK_INCLUDE_FILES("windows.h;mmsystem.h" HAVE_MMSYSTEM_H -D_WIN32_WINNT=0x0502)
 973     IF(HAVE_MMSYSTEM_H)
 974         CHECK_SHARED_FUNCTION_EXISTS(waveOutOpen "windows.h;mmsystem.h" winmm "" HAVE_LIBWINMM)
 975         IF(HAVE_LIBWINMM)
 976             OPTION(ALSOFT_BACKEND_WINMM "Enable Windows Multimedia backend" ON)
 977             IF(ALSOFT_BACKEND_WINMM)
 978                 SET(HAVE_WINMM 1)
 979                 SET(BACKENDS  "${BACKENDS} WinMM,")
 980                 SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/winmm.c)
 981                 SET(EXTRA_LIBS winmm ${EXTRA_LIBS})
 982             ENDIF()
 983         ENDIF()
 984     ENDIF()
 985
 986     # Check DSound backend
 987     FIND_PACKAGE(DSound)
 988     IF(DSOUND_FOUND)
 989         OPTION(ALSOFT_BACKEND_DSOUND "Enable DirectSound backend" ON)
 990         IF(ALSOFT_BACKEND_DSOUND)
 991             SET(HAVE_DSOUND 1)
 992             SET(BACKENDS  "${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(${DSOUND_INCLUDE_DIRS})
 997             ENDIF()
 998         ENDIF()
 999     ENDIF()
1000
1001     # Check for MMDevApi backend
1002     CHECK_INCLUDE_FILE(mmdeviceapi.h HAVE_MMDEVICEAPI_H)
1003     IF(HAVE_MMDEVICEAPI_H)
1004         OPTION(ALSOFT_BACKEND_MMDEVAPI "Enable MMDevApi backend" ON)
1005         IF(ALSOFT_BACKEND_MMDEVAPI)
1006             SET(HAVE_MMDEVAPI 1)
1007             SET(BACKENDS  "${BACKENDS} MMDevApi,")
1008             SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/mmdevapi.c)
1009         ENDIF()
1010     ENDIF()
1011 ENDIF()
1012 IF(ALSOFT_REQUIRE_WINMM AND NOT HAVE_WINMM)
1013     MESSAGE(FATAL_ERROR "Failed to enabled required WinMM backend")
1014 ENDIF()
1015 IF(ALSOFT_REQUIRE_DSOUND AND NOT HAVE_DSOUND)
1016     MESSAGE(FATAL_ERROR "Failed to enabled required DSound backend")
1017 ENDIF()
1018 IF(ALSOFT_REQUIRE_MMDEVAPI AND NOT HAVE_MMDEVAPI)
1019     MESSAGE(FATAL_ERROR "Failed to enabled required MMDevApi backend")
1020 ENDIF()
1021
1022 # Check PortAudio backend
1023 OPTION(ALSOFT_REQUIRE_PORTAUDIO "Require PortAudio backend" OFF)
1024 FIND_PACKAGE(PortAudio)
1025 IF(PORTAUDIO_FOUND)
1026     OPTION(ALSOFT_BACKEND_PORTAUDIO "Enable PortAudio backend" ON)
1027     IF(ALSOFT_BACKEND_PORTAUDIO)
1028         SET(HAVE_PORTAUDIO 1)
1029         SET(BACKENDS  "${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(${PORTAUDIO_INCLUDE_DIRS})
1034         ENDIF()
1035     ENDIF()
1036 ENDIF()
1037 IF(ALSOFT_REQUIRE_PORTAUDIO AND NOT HAVE_PORTAUDIO)
1038     MESSAGE(FATAL_ERROR "Failed to enabled required PortAudio backend")
1039 ENDIF()
1040
1041 # Check PulseAudio backend
1042 OPTION(ALSOFT_REQUIRE_PULSEAUDIO "Require PulseAudio backend" OFF)
1043 FIND_PACKAGE(PulseAudio)
1044 IF(PULSEAUDIO_FOUND)
1045     OPTION(ALSOFT_BACKEND_PULSEAUDIO "Enable PulseAudio backend" ON)
1046     IF(ALSOFT_BACKEND_PULSEAUDIO)
1047         SET(HAVE_PULSEAUDIO 1)
1048         SET(BACKENDS  "${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(${PULSEAUDIO_INCLUDE_DIRS})
1053         ENDIF()
1054     ENDIF()
1055 ENDIF()
1056 IF(ALSOFT_REQUIRE_PULSEAUDIO AND NOT HAVE_PULSEAUDIO)
1057     MESSAGE(FATAL_ERROR "Failed to enabled required PulseAudio backend")
1058 ENDIF()
1059
1060 # Check JACK backend
1061 OPTION(ALSOFT_REQUIRE_JACK "Require JACK backend" OFF)
1062 FIND_PACKAGE(JACK)
1063 IF(JACK_FOUND)
1064     OPTION(ALSOFT_BACKEND_JACK "Enable JACK backend" ON)
1065     IF(ALSOFT_BACKEND_JACK)
1066         SET(HAVE_JACK 1)
1067         SET(BACKENDS  "${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})
1072         ENDIF()
1073     ENDIF()
1074 ENDIF()
1075 IF(ALSOFT_REQUIRE_JACK AND NOT HAVE_JACK)
1076     MESSAGE(FATAL_ERROR "Failed to enabled required JACK backend")
1077 ENDIF()
1078
1079 # Check CoreAudio backend
1080 OPTION(ALSOFT_REQUIRE_COREAUDIO "Require CoreAudio backend" OFF)
1081 FIND_LIBRARY(COREAUDIO_FRAMEWORK
1082              NAMES CoreAudio
1083              PATHS /System/Library/Frameworks
1084 )
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})
1094
1095         # Some versions of OSX may need the AudioToolbox framework. Add it if
1096         # it's found.
1097         FIND_LIBRARY(AUDIOTOOLBOX_LIBRARY
1098                      NAMES AudioToolbox
1099                      PATHS ~/Library/Frameworks
1100                            /Library/Frameworks
1101                            /System/Library/Frameworks
1102                     )
1103         IF(AUDIOTOOLBOX_LIBRARY)
1104             SET(EXTRA_LIBS ${AUDIOTOOLBOX_LIBRARY} ${EXTRA_LIBS})
1105         ENDIF()
1106     ENDIF()
1107 ENDIF()
1108 IF(ALSOFT_REQUIRE_COREAUDIO AND NOT HAVE_COREAUDIO)
1109     MESSAGE(FATAL_ERROR "Failed to enabled required CoreAudio backend")
1110 ENDIF()
1111
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)
1120             SET(HAVE_OPENSL 1)
1121             SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/opensl.c)
1122             SET(BACKENDS  "${BACKENDS} OpenSL,")
1123             SET(EXTRA_LIBS OpenSLES ${EXTRA_LIBS})
1124         ENDIF()
1125     ENDIF()
1126 ENDIF()
1127 IF(ALSOFT_REQUIRE_OPENSL AND NOT HAVE_OPENSL)
1128     MESSAGE(FATAL_ERROR "Failed to enabled required OpenSL backend")
1129 ENDIF()
1130
1131 # Optionally enable the Wave Writer backend
1132 OPTION(ALSOFT_BACKEND_WAVE "Enable Wave Writer backend" ON)
1133 IF(ALSOFT_BACKEND_WAVE)
1134     SET(HAVE_WAVE 1)
1135     SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/wave.c)
1136     SET(BACKENDS  "${BACKENDS} WaveFile,")
1137 ENDIF()
1138
1139 # This is always available
1140 SET(BACKENDS  "${BACKENDS} Null")
1141
1142 option(ALSOFT_EMBED_HRTF_DATA "Embed the HRTF data files (increases library footprint)" OFF)
1143 if(ALSOFT_EMBED_HRTF_DATA)
1144     if(WIN32)
1145         set(ALC_OBJS  ${ALC_OBJS} Alc/hrtf_res.rc)
1146     elseif(APPLE)
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}"
1159                 VERBATIM
1160             )
1161             set(ALC_OBJS  ${ALC_OBJS} ${outfile})
1162         endmacro()
1163         add_custom_binary(default-44100.mhr "default_44100")
1164         add_custom_binary(default-48000.mhr "default_48000")
1165     else()
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}"
1175                 VERBATIM
1176             )
1177             set(ALC_OBJS  ${ALC_OBJS} ${outfile})
1178         endforeach()
1179         unset(outfile)
1180         unset(FILENAMES)
1181     endif()
1182 endif()
1183
1184
1185 IF(ALSOFT_UTILS AND NOT ALSOFT_NO_CONFIG_UTIL)
1186     add_subdirectory(utils/alsoft-config)
1187 ENDIF()
1188 IF(ALSOFT_EXAMPLES)
1189     FIND_PACKAGE(SDL2)
1190     IF(SDL2_FOUND)
1191         FIND_PACKAGE(SDL_sound)
1192         IF(SDL_SOUND_FOUND AND CMAKE_VERSION VERSION_LESS "2.8.8")
1193             INCLUDE_DIRECTORIES(${SDL2_INCLUDE_DIR} ${SDL_SOUND_INCLUDE_DIR})
1194         ENDIF()
1195         FIND_PACKAGE(FFmpeg COMPONENTS AVFORMAT AVCODEC AVUTIL SWSCALE SWRESAMPLE)
1196         IF(FFMPEG_FOUND AND CMAKE_VERSION VERSION_LESS "2.8.8")
1197             INCLUDE_DIRECTORIES(${FFMPEG_INCLUDE_DIRS})
1198         ENDIF()
1199     ENDIF()
1200 ENDIF()
1201
1202 IF(LIBTYPE STREQUAL "STATIC")
1203     ADD_DEFINITIONS(-DAL_LIBTYPE_STATIC)
1204     SET(PKG_CONFIG_CFLAGS -DAL_LIBTYPE_STATIC ${PKG_CONFIG_CFLAGS})
1205 ENDIF()
1206
1207 FIND_PACKAGE(Git)
1208 IF(GIT_FOUND AND EXISTS "${OpenAL_SOURCE_DIR}/.git")
1209     # Get the current working branch and its latest abbreviated commit hash
1210     ADD_CUSTOM_TARGET(build_version
1211         ${CMAKE_COMMAND} -D GIT_EXECUTABLE=${GIT_EXECUTABLE}
1212                          -D LIB_VERSION=${LIB_VERSION}
1213                          -D SRC=${OpenAL_SOURCE_DIR}/version.h.in
1214                          -D DST=${OpenAL_BINARY_DIR}/version.h
1215                          -P ${OpenAL_SOURCE_DIR}/version.cmake
1216         WORKING_DIRECTORY "${OpenAL_SOURCE_DIR}"
1217         VERBATIM
1218     )
1219 ELSE()
1220     SET(GIT_BRANCH "UNKNOWN")
1221     SET(GIT_COMMIT_HASH "unknown")
1222     CONFIGURE_FILE(
1223         "${OpenAL_SOURCE_DIR}/version.h.in"
1224         "${OpenAL_BINARY_DIR}/version.h")
1225 ENDIF()
1226
1227 # Needed for openal.pc.in
1228 SET(prefix ${CMAKE_INSTALL_PREFIX})
1229 SET(exec_prefix "\${prefix}")
1230 SET(libdir "\${exec_prefix}/${CMAKE_INSTALL_LIBDIR}")
1231 SET(bindir "\${exec_prefix}/${CMAKE_INSTALL_BINDIR}")
1232 SET(includedir "\${prefix}/${CMAKE_INSTALL_INCLUDEDIR}")
1233 SET(PACKAGE_VERSION "${LIB_VERSION}")
1234
1235 # End configuration
1236 CONFIGURE_FILE(
1237     "${OpenAL_SOURCE_DIR}/config.h.in"
1238     "${OpenAL_BINARY_DIR}/config.h")
1239 CONFIGURE_FILE(
1240     "${OpenAL_SOURCE_DIR}/openal.pc.in"
1241     "${OpenAL_BINARY_DIR}/openal.pc"
1242     @ONLY)
1243
1244 # Build main library
1245 IF(LIBTYPE STREQUAL "STATIC")
1246     ADD_LIBRARY(OpenAL STATIC ${COMMON_OBJS} ${OPENAL_OBJS} ${ALC_OBJS})
1247 ELSE()
1248     ADD_LIBRARY(OpenAL SHARED ${COMMON_OBJS} ${OPENAL_OBJS} ${ALC_OBJS})
1249 ENDIF()
1250 SET_PROPERTY(TARGET OpenAL APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1251 SET_PROPERTY(TARGET OpenAL APPEND PROPERTY COMPILE_DEFINITIONS AL_BUILD_LIBRARY AL_ALEXT_PROTOTYPES)
1252 IF(WIN32 AND ALSOFT_NO_UID_DEFS)
1253     SET_PROPERTY(TARGET OpenAL APPEND PROPERTY COMPILE_DEFINITIONS AL_NO_UID_DEFS)
1254 ENDIF()
1255 SET_PROPERTY(TARGET OpenAL APPEND PROPERTY INCLUDE_DIRECTORIES "${OpenAL_SOURCE_DIR}/OpenAL32/Include" "${OpenAL_SOURCE_DIR}/Alc")
1256 IF(HAVE_ALSA)
1257     SET_PROPERTY(TARGET OpenAL APPEND PROPERTY INCLUDE_DIRECTORIES ${ALSA_INCLUDE_DIRS})
1258 ENDIF()
1259 IF(HAVE_OSS)
1260     SET_PROPERTY(TARGET OpenAL APPEND PROPERTY INCLUDE_DIRECTORIES ${OSS_INCLUDE_DIRS})
1261 ENDIF()
1262 IF(HAVE_SOLARIS)
1263     SET_PROPERTY(TARGET OpenAL APPEND PROPERTY INCLUDE_DIRECTORIES ${AUDIOIO_INCLUDE_DIRS})
1264 ENDIF()
1265 IF(HAVE_SNDIO)
1266     SET_PROPERTY(TARGET OpenAL APPEND PROPERTY INCLUDE_DIRECTORIES ${SOUNDIO_INCLUDE_DIRS})
1267 ENDIF()
1268 IF(HAVE_QSA)
1269     SET_PROPERTY(TARGET OpenAL APPEND PROPERTY INCLUDE_DIRECTORIES ${QSA_INCLUDE_DIRS})
1270 ENDIF()
1271 IF(HAVE_DSOUND)
1272     SET_PROPERTY(TARGET OpenAL APPEND PROPERTY INCLUDE_DIRECTORIES ${DSOUND_INCLUDE_DIRS})
1273 ENDIF()
1274 IF(HAVE_PORTAUDIO)
1275     SET_PROPERTY(TARGET OpenAL APPEND PROPERTY INCLUDE_DIRECTORIES ${PORTAUDIO_INCLUDE_DIRS})
1276 ENDIF()
1277 IF(HAVE_PULSEAUDIO)
1278     SET_PROPERTY(TARGET OpenAL APPEND PROPERTY INCLUDE_DIRECTORIES ${PULSEAUDIO_INCLUDE_DIRS})
1279 ENDIF()
1280 IF(HAVE_JACK)
1281     SET_PROPERTY(TARGET OpenAL APPEND PROPERTY INCLUDE_DIRECTORIES ${JACK_INCLUDE_DIRS})
1282 ENDIF()
1283 IF(WIN32)
1284     IF(MSVC)
1285         SET_PROPERTY(TARGET OpenAL APPEND_STRING PROPERTY LINK_FLAGS " /SUBSYSTEM:WINDOWS")
1286     ELSEIF(CMAKE_COMPILER_IS_GNUCC)
1287         SET_PROPERTY(TARGET OpenAL APPEND_STRING PROPERTY LINK_FLAGS " -mwindows")
1288     ENDIF()
1289 ENDIF()
1290
1291 SET_TARGET_PROPERTIES(OpenAL PROPERTIES VERSION ${LIB_VERSION}
1292                                         SOVERSION ${LIB_MAJOR_VERSION})
1293 IF(NOT WIN32)
1294     SET_TARGET_PROPERTIES(OpenAL PROPERTIES OUTPUT_NAME "openal")
1295 ELSE()
1296     SET_TARGET_PROPERTIES(OpenAL PROPERTIES OUTPUT_NAME "OpenAL32")
1297 ENDIF()
1298
1299 if(WIN32 AND NOT LIBTYPE STREQUAL "STATIC")
1300     SET_TARGET_PROPERTIES(OpenAL PROPERTIES PREFIX "")
1301
1302     IF(MINGW AND ALSOFT_BUILD_IMPORT_LIB)
1303         FIND_PROGRAM(SED_EXECUTABLE NAMES sed DOC "sed executable")
1304         FIND_PROGRAM(DLLTOOL_EXECUTABLE NAMES "${DLLTOOL}" DOC "dlltool executable")
1305         IF(NOT SED_EXECUTABLE OR NOT DLLTOOL_EXECUTABLE)
1306             MESSAGE(STATUS "")
1307             IF(NOT SED_EXECUTABLE)
1308                 MESSAGE(STATUS "WARNING: Cannot find sed, disabling .def/.lib generation")
1309             ENDIF()
1310             IF(NOT DLLTOOL_EXECUTABLE)
1311                 MESSAGE(STATUS "WARNING: Cannot find dlltool, disabling .def/.lib generation")
1312             ENDIF()
1313         ELSE()
1314             SET(EXTRA_LDFLAGS "${EXTRA_LDFLAGS} -Wl,--output-def,OpenAL32.def")
1315             ADD_CUSTOM_COMMAND(TARGET OpenAL POST_BUILD
1316                 COMMAND "${SED_EXECUTABLE}" -i -e "s/ @[^ ]*//" OpenAL32.def
1317                 COMMAND "${DLLTOOL_EXECUTABLE}" -d OpenAL32.def -l OpenAL32.lib -D OpenAL32.dll
1318                 COMMENT "Stripping ordinals from OpenAL32.def and generating OpenAL32.lib..."
1319                 VERBATIM
1320             )
1321         ENDIF()
1322     ENDIF()
1323 ENDIF()
1324
1325 SET_PROPERTY(TARGET OpenAL APPEND_STRING PROPERTY LINK_FLAGS ${EXTRA_LDFLAGS})
1326 TARGET_LINK_LIBRARIES(OpenAL ${EXTRA_LIBS})
1327 IF(TARGET build_version)
1328     ADD_DEPENDENCIES(OpenAL build_version)
1329 ENDIF()
1330
1331 IF(ALSOFT_INSTALL)
1332     # Add an install target here
1333     INSTALL(TARGETS OpenAL EXPORT OpenAL
1334             RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
1335             LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
1336             ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
1337             INCLUDES DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}
1338     )
1339     EXPORT(TARGETS OpenAL
1340            NAMESPACE OpenAL::
1341            FILE OpenALConfig.cmake)
1342     INSTALL(EXPORT OpenAL
1343             DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/OpenAL
1344             NAMESPACE OpenAL::
1345             FILE OpenALConfig.cmake)
1346     INSTALL(FILES include/AL/al.h
1347                   include/AL/alc.h
1348                   include/AL/alext.h
1349                   include/AL/efx.h
1350                   include/AL/efx-creative.h
1351                   include/AL/efx-presets.h
1352             DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/AL
1353     )
1354     INSTALL(FILES "${OpenAL_BINARY_DIR}/openal.pc"
1355             DESTINATION "${CMAKE_INSTALL_LIBDIR}/pkgconfig")
1356 ENDIF()
1357
1358
1359 MESSAGE(STATUS "")
1360 MESSAGE(STATUS "Building OpenAL with support for the following backends:")
1361 MESSAGE(STATUS "    ${BACKENDS}")
1362 MESSAGE(STATUS "")
1363 MESSAGE(STATUS "Building with support for CPU extensions:")
1364 MESSAGE(STATUS "    ${CPU_EXTS}")
1365 MESSAGE(STATUS "")
1366
1367 IF(WIN32)
1368     IF(NOT HAVE_DSOUND)
1369         MESSAGE(STATUS "WARNING: Building the Windows version without DirectSound output")
1370         MESSAGE(STATUS "         This is probably NOT what you want!")
1371         MESSAGE(STATUS "")
1372     ENDIF()
1373 ENDIF()
1374
1375 if(ALSOFT_EMBED_HRTF_DATA)
1376     message(STATUS "Embedding HRTF datasets")
1377     message(STATUS "")
1378 endif()
1379
1380 # Install alsoft.conf configuration file
1381 IF(ALSOFT_CONFIG)
1382     INSTALL(FILES alsoftrc.sample
1383             DESTINATION ${CMAKE_INSTALL_DATADIR}/openal
1384     )
1385     MESSAGE(STATUS "Installing sample configuration")
1386     MESSAGE(STATUS "")
1387 ENDIF()
1388
1389 # Install HRTF definitions
1390 IF(ALSOFT_HRTF_DEFS)
1391     INSTALL(FILES hrtf/default-44100.mhr
1392                   hrtf/default-48000.mhr
1393             DESTINATION ${CMAKE_INSTALL_DATADIR}/openal/hrtf
1394     )
1395     MESSAGE(STATUS "Installing HRTF definitions")
1396     MESSAGE(STATUS "")
1397 ENDIF()
1398
1399 # Install AmbDec presets
1400 IF(ALSOFT_AMBDEC_PRESETS)
1401     INSTALL(FILES presets/3D7.1.ambdec
1402                   presets/hexagon.ambdec
1403                   presets/itu5.1.ambdec
1404                   presets/rectangle.ambdec
1405                   presets/square.ambdec
1406                   presets/presets.txt
1407             DESTINATION ${CMAKE_INSTALL_DATADIR}/openal/presets
1408     )
1409     MESSAGE(STATUS "Installing AmbDec presets")
1410     MESSAGE(STATUS "")
1411 ENDIF()
1412
1413 IF(ALSOFT_UTILS)
1414     ADD_EXECUTABLE(openal-info utils/openal-info.c)
1415     SET_PROPERTY(TARGET openal-info APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1416     TARGET_LINK_LIBRARIES(openal-info OpenAL)
1417
1418     ADD_EXECUTABLE(makehrtf utils/makehrtf.c)
1419     SET_PROPERTY(TARGET makehrtf APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1420     IF(HAVE_LIBM)
1421         TARGET_LINK_LIBRARIES(makehrtf m)
1422     ENDIF()
1423
1424     ADD_EXECUTABLE(bsincgen utils/bsincgen.c)
1425     SET_PROPERTY(TARGET bsincgen APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1426     IF(HAVE_LIBM)
1427         TARGET_LINK_LIBRARIES(bsincgen m)
1428     ENDIF()
1429
1430     IF(ALSOFT_INSTALL)
1431         INSTALL(TARGETS openal-info makehrtf bsincgen
1432                 RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
1433                 LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
1434                 ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
1435         )
1436     ENDIF()
1437
1438     MESSAGE(STATUS "Building utility programs")
1439     IF(TARGET alsoft-config)
1440         MESSAGE(STATUS "Building configuration program")
1441     ENDIF()
1442     MESSAGE(STATUS "")
1443 ENDIF()
1444
1445 IF(ALSOFT_TESTS)
1446     SET(TEST_COMMON_OBJS  examples/common/alhelpers.c)
1447
1448     ADD_EXECUTABLE(altonegen examples/altonegen.c ${COMMON_OBJS} ${TEST_COMMON_OBJS})
1449     TARGET_LINK_LIBRARIES(altonegen OpenAL)
1450     SET_PROPERTY(TARGET altonegen APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1451
1452     IF(ALSOFT_INSTALL)
1453         INSTALL(TARGETS altonegen
1454                 RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
1455                 LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
1456                 ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
1457         )
1458     ENDIF()
1459
1460     MESSAGE(STATUS "Building test programs")
1461     MESSAGE(STATUS "")
1462 ENDIF()
1463
1464 IF(ALSOFT_EXAMPLES)
1465     IF(SDL2_FOUND)
1466         IF(SDL_SOUND_FOUND)
1467             SET(EX_COMMON_OBJS  examples/common/alhelpers.c)
1468
1469             ADD_EXECUTABLE(alstream examples/alstream.c ${COMMON_OBJS} ${EX_COMMON_OBJS})
1470             TARGET_LINK_LIBRARIES(alstream ${SDL_SOUND_LIBRARIES} ${SDL2_LIBRARY} OpenAL)
1471             SET_PROPERTY(TARGET alstream APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1472             SET_PROPERTY(TARGET alstream APPEND PROPERTY
1473                 INCLUDE_DIRECTORIES ${SDL2_INCLUDE_DIR} ${SDL_SOUND_INCLUDE_DIR}
1474             )
1475
1476             ADD_EXECUTABLE(alreverb examples/alreverb.c ${COMMON_OBJS} ${EX_COMMON_OBJS})
1477             TARGET_LINK_LIBRARIES(alreverb ${SDL_SOUND_LIBRARIES} ${SDL2_LIBRARY} OpenAL)
1478             SET_PROPERTY(TARGET alreverb APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1479             SET_PROPERTY(TARGET alreverb APPEND PROPERTY
1480                 INCLUDE_DIRECTORIES ${SDL2_INCLUDE_DIR} ${SDL_SOUND_INCLUDE_DIR}
1481             )
1482
1483             ADD_EXECUTABLE(allatency examples/allatency.c ${COMMON_OBJS} ${EX_COMMON_OBJS})
1484             TARGET_LINK_LIBRARIES(allatency ${SDL_SOUND_LIBRARIES} ${SDL2_LIBRARY} OpenAL)
1485             SET_PROPERTY(TARGET allatency APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1486             SET_PROPERTY(TARGET allatency APPEND PROPERTY
1487                 INCLUDE_DIRECTORIES ${SDL2_INCLUDE_DIR} ${SDL_SOUND_INCLUDE_DIR}
1488             )
1489
1490             ADD_EXECUTABLE(alloopback examples/alloopback.c ${COMMON_OBJS} ${EX_COMMON_OBJS})
1491             TARGET_LINK_LIBRARIES(alloopback ${SDL_SOUND_LIBRARIES} ${SDL2_LIBRARY} OpenAL)
1492             SET_PROPERTY(TARGET alloopback APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1493             SET_PROPERTY(TARGET alloopback APPEND PROPERTY
1494                 INCLUDE_DIRECTORIES ${SDL2_INCLUDE_DIR} ${SDL_SOUND_INCLUDE_DIR}
1495             )
1496
1497             ADD_EXECUTABLE(alhrtf examples/alhrtf.c ${COMMON_OBJS} ${EX_COMMON_OBJS})
1498             TARGET_LINK_LIBRARIES(alhrtf ${SDL_SOUND_LIBRARIES} ${SDL2_LIBRARY} OpenAL)
1499             SET_PROPERTY(TARGET alhrtf APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1500             SET_PROPERTY(TARGET alhrtf APPEND PROPERTY
1501                 INCLUDE_DIRECTORIES ${SDL2_INCLUDE_DIR} ${SDL_SOUND_INCLUDE_DIR}
1502             )
1503
1504             IF(ALSOFT_INSTALL)
1505                 INSTALL(TARGETS alstream alreverb allatency alloopback alhrtf
1506                         RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
1507                         LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
1508                         ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
1509                 )
1510             ENDIF()
1511
1512             MESSAGE(STATUS "Building SDL_sound example programs")
1513         ENDIF()
1514
1515         SET(FFVER_OK FALSE)
1516         IF(FFMPEG_FOUND)
1517             SET(FFVER_OK TRUE)
1518             IF(AVFORMAT_VERSION VERSION_LESS "57.56.101")
1519                 MESSAGE(STATUS "libavformat is too old! (${AVFORMAT_VERSION}, wanted 57.56.101)")
1520                 SET(FFVER_OK FALSE)
1521             ENDIF()
1522             IF(AVCODEC_VERSION VERSION_LESS "57.64.101")
1523                 MESSAGE(STATUS "libavcodec is too old! (${AVCODEC_VERSION}, wanted 57.64.101)")
1524                 SET(FFVER_OK FALSE)
1525             ENDIF()
1526             IF(AVUTIL_VERSION VERSION_LESS "55.34.101")
1527                 MESSAGE(STATUS "libavutil is too old! (${AVUTIL_VERSION}, wanted 55.34.101)")
1528                 SET(FFVER_OK FALSE)
1529             ENDIF()
1530             IF(SWSCALE_VERSION VERSION_LESS "4.2.100")
1531                 MESSAGE(STATUS "libswscale is too old! (${SWSCALE_VERSION}, wanted 4.2.100)")
1532                 SET(FFVER_OK FALSE)
1533             ENDIF()
1534             IF(SWRESAMPLE_VERSION VERSION_LESS "2.3.100")
1535                 MESSAGE(STATUS "libswresample is too old! (${SWRESAMPLE_VERSION}, wanted 2.3.100)")
1536                 SET(FFVER_OK FALSE)
1537             ENDIF()
1538         ENDIF()
1539         IF(FFVER_OK)
1540             ADD_EXECUTABLE(alffplay examples/alffplay.cpp ${COMMON_OBJS})
1541             TARGET_LINK_LIBRARIES(alffplay ${SDL2_LIBRARY} OpenAL ${FFMPEG_LIBRARIES})
1542             SET_PROPERTY(TARGET alffplay APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1543             SET_PROPERTY(TARGET alffplay APPEND PROPERTY
1544                 INCLUDE_DIRECTORIES ${SDL2_INCLUDE_DIR} ${FFMPEG_INCLUDE_DIRS}
1545             )
1546
1547             IF(ALSOFT_INSTALL)
1548                 INSTALL(TARGETS alffplay
1549                         RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
1550                         LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
1551                         ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
1552                 )
1553             ENDIF()
1554             MESSAGE(STATUS "Building SDL+FFmpeg example programs")
1555         ENDIF()
1556         MESSAGE(STATUS "")
1557     ENDIF()
1558 ENDIF()