CMakeLists.txt

   1 # CMake build file list for OpenAL
   2
   3 CMAKE_MINIMUM_REQUIRED(VERSION 3.0.2)
   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 ${CMAKE_REQUIRED_LIBRARIES} log)
 224 ENDIF()
 225
 226 # Check if we have C99 variable length arrays
 227 CHECK_C_SOURCE_COMPILES(
 228 "int main(int argc, char *argv[])
 229  {
 230      volatile int tmp[argc];
 231      tmp[0] = argv[0][0];
 232      return tmp[0];
 233  }"
 234 HAVE_C99_VLA)
 235
 236 # Check if we have C99 bool
 237 CHECK_C_SOURCE_COMPILES(
 238 "int main(int argc, char *argv[])
 239  {
 240      volatile _Bool ret;
 241      ret = (argc > 1) ? 1 : 0;
 242      return ret ? -1 : 0;
 243  }"
 244 HAVE_C99_BOOL)
 245
 246 # Check if we have C11 static_assert
 247 CHECK_C_SOURCE_COMPILES(
 248 "int main()
 249  {
 250      _Static_assert(sizeof(int) == sizeof(int), \"What\");
 251      return 0;
 252  }"
 253 HAVE_C11_STATIC_ASSERT)
 254
 255 # Check if we have C11 alignas
 256 CHECK_C_SOURCE_COMPILES(
 257 "_Alignas(16) int foo;
 258  int main()
 259  {
 260      return 0;
 261  }"
 262 HAVE_C11_ALIGNAS)
 263
 264 # Check if we have C11 _Atomic
 265 CHECK_C_SOURCE_COMPILES(
 266 "#include <stdatomic.h>
 267  int _Atomic foo = ATOMIC_VAR_INIT(0);
 268  int main()
 269  {
 270      atomic_fetch_add(&foo, 2);
 271      return 0;
 272  }"
 273 HAVE_C11_ATOMIC)
 274
 275 # Add definitions, compiler switches, etc.
 276 INCLUDE_DIRECTORIES("${OpenAL_SOURCE_DIR}/include" "${OpenAL_SOURCE_DIR}/common" "${OpenAL_BINARY_DIR}")
 277
 278 IF(NOT CMAKE_BUILD_TYPE)
 279     SET(CMAKE_BUILD_TYPE RelWithDebInfo CACHE STRING
 280         "Choose the type of build, options are: Debug Release RelWithDebInfo MinSizeRel."
 281         FORCE)
 282 ENDIF()
 283 IF(NOT CMAKE_DEBUG_POSTFIX)
 284     SET(CMAKE_DEBUG_POSTFIX "" CACHE STRING
 285         "Library postfix for debug builds. Normally left blank."
 286         FORCE)
 287 ENDIF()
 288
 289 SET(EXTRA_CFLAGS "")
 290 IF(MSVC)
 291     ADD_DEFINITIONS(-D_CRT_SECURE_NO_WARNINGS)
 292     ADD_DEFINITIONS(-D_CRT_NONSTDC_NO_DEPRECATE)
 293     SET(EXTRA_CFLAGS "${EXTRA_CFLAGS} /wd4098")
 294
 295     IF(NOT DXSDK_DIR)
 296         STRING(REGEX REPLACE "\\\\" "/" DXSDK_DIR "$ENV{DXSDK_DIR}")
 297     ELSE()
 298         STRING(REGEX REPLACE "\\\\" "/" DXSDK_DIR "${DXSDK_DIR}")
 299     ENDIF()
 300     IF(DXSDK_DIR)
 301         MESSAGE(STATUS "Using DirectX SDK directory: ${DXSDK_DIR}")
 302     ENDIF()
 303
 304     OPTION(FORCE_STATIC_VCRT "Force /MT for static VC runtimes" OFF)
 305     IF(FORCE_STATIC_VCRT)
 306         FOREACH(flag_var
 307                 CMAKE_C_FLAGS CMAKE_C_FLAGS_DEBUG CMAKE_C_FLAGS_RELEASE
 308                 CMAKE_C_FLAGS_MINSIZEREL CMAKE_C_FLAGS_RELWITHDEBINFO)
 309             IF(${flag_var} MATCHES "/MD")
 310                 STRING(REGEX REPLACE "/MD" "/MT" ${flag_var} "${${flag_var}}")
 311             ENDIF()
 312         ENDFOREACH(flag_var)
 313     ENDIF()
 314 ELSE()
 315     SET(EXTRA_CFLAGS "${EXTRA_CFLAGS} -Winline -Wall")
 316     CHECK_C_COMPILER_FLAG(-Wextra HAVE_W_EXTRA)
 317     IF(HAVE_W_EXTRA)
 318         SET(EXTRA_CFLAGS "${EXTRA_CFLAGS} -Wextra")
 319     ENDIF()
 320
 321     IF(ALSOFT_WERROR)
 322         SET(EXTRA_CFLAGS "${EXTRA_CFLAGS} -Werror")
 323     ENDIF()
 324
 325     # We want RelWithDebInfo to actually include debug stuff (define _DEBUG
 326     # instead of NDEBUG)
 327     FOREACH(flag_var  CMAKE_C_FLAGS_RELWITHDEBINFO CMAKE_CXX_FLAGS_RELWITHDEBINFO)
 328         IF(${flag_var} MATCHES "-DNDEBUG")
 329             STRING(REGEX REPLACE "-DNDEBUG" "-D_DEBUG" ${flag_var} "${${flag_var}}")
 330         ENDIF()
 331     ENDFOREACH()
 332
 333     CHECK_C_COMPILER_FLAG(-fno-math-errno HAVE_FNO_MATH_ERRNO)
 334     IF(HAVE_FNO_MATH_ERRNO)
 335         SET(EXTRA_CFLAGS "${EXTRA_CFLAGS} -fno-math-errno")
 336     ENDIF()
 337
 338     CHECK_C_SOURCE_COMPILES("int foo() __attribute__((destructor));
 339                              int main() {return 0;}" HAVE_GCC_DESTRUCTOR)
 340
 341     option(ALSOFT_STATIC_LIBGCC "Force -static-libgcc for static GCC runtimes" OFF)
 342     if(ALSOFT_STATIC_LIBGCC)
 343         set(OLD_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES})
 344         set(CMAKE_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES} -static-libgcc)
 345         check_c_source_compiles(
 346 "#include <stdlib.h>
 347 int main()
 348 {
 349     return 0;
 350 }"
 351             HAVE_STATIC_LIBGCC_SWITCH
 352         )
 353         if(HAVE_STATIC_LIBGCC_SWITCH)
 354             set(EXTRA_LDFLAGS "${EXTRA_LDFLAGS} -static-libgcc")
 355         endif()
 356         set(CMAKE_REQUIRED_LIBRARIES ${OLD_REQUIRED_LIBRARIES})
 357         unset(OLD_REQUIRED_LIBRARIES)
 358     endif()
 359 ENDIF()
 360
 361 # Set visibility/export options if available
 362 SET(HIDDEN_DECL "")
 363 IF(WIN32)
 364     SET(EXPORT_DECL "__declspec(dllexport)")
 365     IF(NOT MINGW)
 366         SET(ALIGN_DECL "__declspec(align(x))")
 367     ELSE()
 368         SET(ALIGN_DECL "__declspec(aligned(x))")
 369     ENDIF()
 370 ELSE()
 371     SET(OLD_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS}")
 372     # Yes GCC, really don't accept visibility modes you don't support
 373     SET(CMAKE_REQUIRED_FLAGS "${OLD_REQUIRED_FLAGS} -Wattributes -Werror")
 374
 375     CHECK_C_SOURCE_COMPILES("int foo() __attribute__((visibility(\"protected\")));
 376                              int main() {return 0;}" HAVE_GCC_PROTECTED_VISIBILITY)
 377     IF(HAVE_GCC_PROTECTED_VISIBILITY)
 378         SET(EXPORT_DECL "__attribute__((visibility(\"protected\")))")
 379     ELSE()
 380         CHECK_C_SOURCE_COMPILES("int foo() __attribute__((visibility(\"default\")));
 381                                  int main() {return 0;}" HAVE_GCC_DEFAULT_VISIBILITY)
 382         IF(HAVE_GCC_DEFAULT_VISIBILITY)
 383             SET(EXPORT_DECL "__attribute__((visibility(\"default\")))")
 384         ENDIF()
 385     ENDIF()
 386
 387     IF(HAVE_GCC_PROTECTED_VISIBILITY OR HAVE_GCC_DEFAULT_VISIBILITY)
 388         CHECK_C_COMPILER_FLAG(-fvisibility=hidden HAVE_VISIBILITY_HIDDEN_SWITCH)
 389         IF(HAVE_VISIBILITY_HIDDEN_SWITCH)
 390             SET(EXTRA_CFLAGS "${EXTRA_CFLAGS} -fvisibility=hidden")
 391             SET(HIDDEN_DECL "__attribute__((visibility(\"hidden\")))")
 392         ENDIF()
 393     ENDIF()
 394
 395     CHECK_C_SOURCE_COMPILES("int foo __attribute__((aligned(16)));
 396                              int main() {return 0;}" HAVE_ATTRIBUTE_ALIGNED)
 397     IF(HAVE_ATTRIBUTE_ALIGNED)
 398         SET(ALIGN_DECL "__attribute__((aligned(x)))")
 399     ENDIF()
 400
 401     SET(CMAKE_REQUIRED_FLAGS "${OLD_REQUIRED_FLAGS}")
 402 ENDIF()
 403
 404 CHECK_C_SOURCE_COMPILES("
 405 int main()
 406 {
 407     float *ptr;
 408     ptr = __builtin_assume_aligned(ptr, 16);
 409     return 0;
 410 }" HAVE___BUILTIN_ASSUME_ALIGNED)
 411 IF(HAVE___BUILTIN_ASSUME_ALIGNED)
 412     SET(ASSUME_ALIGNED_DECL "__builtin_assume_aligned(x, y)")
 413 ELSE()
 414     SET(ASSUME_ALIGNED_DECL "x")
 415 ENDIF()
 416
 417 SET(SSE_SWITCH "")
 418 SET(SSE2_SWITCH "")
 419 SET(SSE3_SWITCH "")
 420 SET(SSE4_1_SWITCH "")
 421 SET(FPU_NEON_SWITCH "")
 422 IF(NOT MSVC)
 423     CHECK_C_COMPILER_FLAG(-msse HAVE_MSSE_SWITCH)
 424     IF(HAVE_MSSE_SWITCH)
 425         SET(SSE_SWITCH "-msse")
 426     ENDIF()
 427     CHECK_C_COMPILER_FLAG(-msse2 HAVE_MSSE2_SWITCH)
 428     IF(HAVE_MSSE2_SWITCH)
 429         SET(SSE2_SWITCH "-msse2")
 430     ENDIF()
 431     CHECK_C_COMPILER_FLAG(-msse3 HAVE_MSSE3_SWITCH)
 432     IF(HAVE_MSSE3_SWITCH)
 433         SET(SSE3_SWITCH "-msse3")
 434     ENDIF()
 435     CHECK_C_COMPILER_FLAG(-msse4.1 HAVE_MSSE4_1_SWITCH)
 436     IF(HAVE_MSSE4_1_SWITCH)
 437         SET(SSE4_1_SWITCH "-msse4.1")
 438     ENDIF()
 439     CHECK_C_COMPILER_FLAG(-mfpu=neon HAVE_MFPU_NEON_SWITCH)
 440     IF(HAVE_MFPU_NEON_SWITCH)
 441         SET(FPU_NEON_SWITCH "-mfpu=neon")
 442     ENDIF()
 443 ENDIF()
 444
 445 CHECK_C_SOURCE_COMPILES("int foo(const char *str, ...) __attribute__((format(printf, 1, 2)));
 446                          int main() {return 0;}" HAVE_GCC_FORMAT)
 447
 448 CHECK_INCLUDE_FILE(stdbool.h HAVE_STDBOOL_H)
 449 CHECK_INCLUDE_FILE(stdalign.h HAVE_STDALIGN_H)
 450 CHECK_INCLUDE_FILE(malloc.h HAVE_MALLOC_H)
 451 CHECK_INCLUDE_FILE(dirent.h HAVE_DIRENT_H)
 452 CHECK_INCLUDE_FILE(strings.h HAVE_STRINGS_H)
 453 CHECK_INCLUDE_FILE(cpuid.h HAVE_CPUID_H)
 454 CHECK_INCLUDE_FILE(intrin.h HAVE_INTRIN_H)
 455 CHECK_INCLUDE_FILE(sys/sysconf.h HAVE_SYS_SYSCONF_H)
 456 CHECK_INCLUDE_FILE(fenv.h HAVE_FENV_H)
 457 CHECK_INCLUDE_FILE(float.h HAVE_FLOAT_H)
 458 CHECK_INCLUDE_FILE(ieeefp.h HAVE_IEEEFP_H)
 459 CHECK_INCLUDE_FILE(guiddef.h HAVE_GUIDDEF_H)
 460 IF(NOT HAVE_GUIDDEF_H)
 461     CHECK_INCLUDE_FILE(initguid.h HAVE_INITGUID_H)
 462 ENDIF()
 463
 464 # Some systems need libm for some of the following math functions to work
 465 CHECK_LIBRARY_EXISTS(m pow "" HAVE_LIBM)
 466 IF(HAVE_LIBM)
 467     SET(EXTRA_LIBS m ${EXTRA_LIBS})
 468     SET(CMAKE_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES} m)
 469 ENDIF()
 470
 471 # Check for the dlopen API (for dynamicly loading backend libs)
 472 IF(ALSOFT_DLOPEN)
 473     CHECK_LIBRARY_EXISTS(dl dlopen "" HAVE_LIBDL)
 474     IF(HAVE_LIBDL)
 475         SET(EXTRA_LIBS dl ${EXTRA_LIBS})
 476         SET(CMAKE_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES} dl)
 477     ENDIF()
 478
 479     CHECK_INCLUDE_FILE(dlfcn.h HAVE_DLFCN_H)
 480 ENDIF()
 481
 482 # Check for a cpuid intrinsic
 483 IF(HAVE_CPUID_H)
 484     CHECK_C_SOURCE_COMPILES("#include <cpuid.h>
 485         int main()
 486         {
 487             unsigned int eax, ebx, ecx, edx;
 488             return __get_cpuid(0, &eax, &ebx, &ecx, &edx);
 489         }" HAVE_GCC_GET_CPUID)
 490 ENDIF()
 491 IF(HAVE_INTRIN_H)
 492     CHECK_C_SOURCE_COMPILES("#include <intrin.h>
 493         int main()
 494         {
 495             int regs[4];
 496             __cpuid(regs, 0);
 497             return regs[0];
 498         }" HAVE_CPUID_INTRINSIC)
 499 ENDIF()
 500
 501 CHECK_SYMBOL_EXISTS(aligned_alloc    stdlib.h HAVE_ALIGNED_ALLOC)
 502 CHECK_SYMBOL_EXISTS(posix_memalign   stdlib.h HAVE_POSIX_MEMALIGN)
 503 CHECK_SYMBOL_EXISTS(_aligned_malloc  malloc.h HAVE__ALIGNED_MALLOC)
 504 CHECK_SYMBOL_EXISTS(lrintf math.h HAVE_LRINTF)
 505 CHECK_SYMBOL_EXISTS(modff  math.h HAVE_MODFF)
 506 IF(NOT HAVE_C99_VLA)
 507     CHECK_SYMBOL_EXISTS(alloca malloc.h HAVE_ALLOCA)
 508     IF(NOT HAVE_ALLOCA)
 509         MESSAGE(FATAL_ERROR "No alloca function found, please report!")
 510     ENDIF()
 511 ENDIF()
 512
 513 IF(HAVE_FLOAT_H)
 514     CHECK_SYMBOL_EXISTS(_controlfp float.h HAVE__CONTROLFP)
 515     CHECK_SYMBOL_EXISTS(__control87_2 float.h HAVE___CONTROL87_2)
 516 ENDIF()
 517
 518 CHECK_FUNCTION_EXISTS(stat HAVE_STAT)
 519 CHECK_FUNCTION_EXISTS(strtof HAVE_STRTOF)
 520 CHECK_FUNCTION_EXISTS(strcasecmp HAVE_STRCASECMP)
 521 IF(NOT HAVE_STRCASECMP)
 522     CHECK_FUNCTION_EXISTS(_stricmp HAVE__STRICMP)
 523     IF(NOT HAVE__STRICMP)
 524         MESSAGE(FATAL_ERROR "No case-insensitive compare function found, please report!")
 525     ENDIF()
 526
 527     ADD_DEFINITIONS(-Dstrcasecmp=_stricmp)
 528 ENDIF()
 529
 530 CHECK_FUNCTION_EXISTS(strncasecmp HAVE_STRNCASECMP)
 531 IF(NOT HAVE_STRNCASECMP)
 532     CHECK_FUNCTION_EXISTS(_strnicmp HAVE__STRNICMP)
 533     IF(NOT HAVE__STRNICMP)
 534         MESSAGE(FATAL_ERROR "No case-insensitive size-limitted compare function found, please report!")
 535     ENDIF()
 536
 537     ADD_DEFINITIONS(-Dstrncasecmp=_strnicmp)
 538 ENDIF()
 539
 540 CHECK_SYMBOL_EXISTS(strnlen string.h HAVE_STRNLEN)
 541 CHECK_SYMBOL_EXISTS(snprintf stdio.h HAVE_SNPRINTF)
 542 IF(NOT HAVE_SNPRINTF)
 543     CHECK_FUNCTION_EXISTS(_snprintf HAVE__SNPRINTF)
 544     IF(NOT HAVE__SNPRINTF)
 545         MESSAGE(FATAL_ERROR "No snprintf function found, please report!")
 546     ENDIF()
 547
 548     ADD_DEFINITIONS(-Dsnprintf=_snprintf)
 549 ENDIF()
 550
 551 CHECK_SYMBOL_EXISTS(isfinite math.h HAVE_ISFINITE)
 552 IF(NOT HAVE_ISFINITE)
 553     CHECK_FUNCTION_EXISTS(finite HAVE_FINITE)
 554     IF(NOT HAVE_FINITE)
 555         CHECK_FUNCTION_EXISTS(_finite HAVE__FINITE)
 556         IF(NOT HAVE__FINITE)
 557             MESSAGE(FATAL_ERROR "No isfinite function found, please report!")
 558         ENDIF()
 559         ADD_DEFINITIONS(-Disfinite=_finite)
 560     ELSE()
 561         ADD_DEFINITIONS(-Disfinite=finite)
 562     ENDIF()
 563 ENDIF()
 564
 565 CHECK_SYMBOL_EXISTS(isnan math.h HAVE_ISNAN)
 566 IF(NOT HAVE_ISNAN)
 567     CHECK_FUNCTION_EXISTS(_isnan HAVE__ISNAN)
 568     IF(NOT HAVE__ISNAN)
 569         MESSAGE(FATAL_ERROR "No isnan function found, please report!")
 570     ENDIF()
 571
 572     ADD_DEFINITIONS(-Disnan=_isnan)
 573 ENDIF()
 574
 575
 576 # Check if we have Windows headers
 577 CHECK_INCLUDE_FILE(windows.h HAVE_WINDOWS_H -D_WIN32_WINNT=0x0502)
 578 IF(NOT HAVE_WINDOWS_H)
 579     CHECK_SYMBOL_EXISTS(gettimeofday sys/time.h HAVE_GETTIMEOFDAY)
 580     IF(NOT HAVE_GETTIMEOFDAY)
 581         MESSAGE(FATAL_ERROR "No timing function found!")
 582     ENDIF()
 583
 584     CHECK_SYMBOL_EXISTS(nanosleep time.h HAVE_NANOSLEEP)
 585     IF(NOT HAVE_NANOSLEEP)
 586         MESSAGE(FATAL_ERROR "No sleep function found!")
 587     ENDIF()
 588
 589     # We need pthreads outside of Windows
 590     CHECK_INCLUDE_FILE(pthread.h HAVE_PTHREAD_H)
 591     IF(NOT HAVE_PTHREAD_H)
 592         MESSAGE(FATAL_ERROR "PThreads is required for non-Windows builds!")
 593     ENDIF()
 594     # Some systems need pthread_np.h to get recursive mutexes
 595     CHECK_INCLUDE_FILES("pthread.h;pthread_np.h" HAVE_PTHREAD_NP_H)
 596
 597     CHECK_C_COMPILER_FLAG(-pthread HAVE_PTHREAD)
 598     IF(HAVE_PTHREAD)
 599         SET(EXTRA_CFLAGS "${EXTRA_CFLAGS} -pthread")
 600         SET(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -pthread")
 601         SET(EXTRA_LDFLAGS "${EXTRA_LDFLAGS} -pthread")
 602     ENDIF()
 603
 604     CHECK_LIBRARY_EXISTS(pthread pthread_create "" HAVE_LIBPTHREAD)
 605     IF(HAVE_LIBPTHREAD)
 606         SET(EXTRA_LIBS pthread ${EXTRA_LIBS})
 607     ENDIF()
 608
 609     CHECK_SYMBOL_EXISTS(pthread_setschedparam pthread.h HAVE_PTHREAD_SETSCHEDPARAM)
 610
 611     IF(HAVE_PTHREAD_NP_H)
 612         CHECK_SYMBOL_EXISTS(pthread_setname_np "pthread.h;pthread_np.h" HAVE_PTHREAD_SETNAME_NP)
 613         IF(NOT HAVE_PTHREAD_SETNAME_NP)
 614             CHECK_SYMBOL_EXISTS(pthread_set_name_np "pthread.h;pthread_np.h" HAVE_PTHREAD_SET_NAME_NP)
 615         ELSE()
 616             CHECK_C_SOURCE_COMPILES("
 617 #include <pthread.h>
 618 #include <pthread_np.h>
 619 int main()
 620 {
 621     pthread_setname_np(\"testname\");
 622     return 0;
 623 }"
 624                 PTHREAD_SETNAME_NP_ONE_PARAM
 625             )
 626         ENDIF()
 627         CHECK_SYMBOL_EXISTS(pthread_mutexattr_setkind_np "pthread.h;pthread_np.h" HAVE_PTHREAD_MUTEXATTR_SETKIND_NP)
 628     ELSE()
 629         CHECK_SYMBOL_EXISTS(pthread_setname_np pthread.h HAVE_PTHREAD_SETNAME_NP)
 630         IF(NOT HAVE_PTHREAD_SETNAME_NP)
 631             CHECK_SYMBOL_EXISTS(pthread_set_name_np pthread.h HAVE_PTHREAD_SET_NAME_NP)
 632         ELSE()
 633             CHECK_C_SOURCE_COMPILES("
 634 #include <pthread.h>
 635 int main()
 636 {
 637     pthread_setname_np(\"testname\");
 638     return 0;
 639 }"
 640                 PTHREAD_SETNAME_NP_ONE_PARAM
 641             )
 642         ENDIF()
 643         CHECK_SYMBOL_EXISTS(pthread_mutexattr_setkind_np pthread.h HAVE_PTHREAD_MUTEXATTR_SETKIND_NP)
 644     ENDIF()
 645
 646     CHECK_SYMBOL_EXISTS(pthread_mutex_timedlock pthread.h HAVE_PTHREAD_MUTEX_TIMEDLOCK)
 647
 648     CHECK_LIBRARY_EXISTS(rt clock_gettime "" HAVE_LIBRT)
 649     IF(HAVE_LIBRT)
 650         SET(EXTRA_LIBS rt ${EXTRA_LIBS})
 651     ENDIF()
 652 ENDIF()
 653
 654 # Check for a 64-bit type
 655 CHECK_INCLUDE_FILE(stdint.h HAVE_STDINT_H)
 656 IF(NOT HAVE_STDINT_H)
 657     IF(HAVE_WINDOWS_H)
 658         CHECK_C_SOURCE_COMPILES("#define _WIN32_WINNT 0x0502
 659                                  #include <windows.h>
 660                                  __int64 foo;
 661                                  int main() {return 0;}" HAVE___INT64)
 662     ENDIF()
 663     IF(NOT HAVE___INT64)
 664         IF(NOT SIZEOF_LONG MATCHES "8")
 665             IF(NOT SIZEOF_LONG_LONG MATCHES "8")
 666                 MESSAGE(FATAL_ERROR "No 64-bit types found, please report!")
 667             ENDIF()
 668         ENDIF()
 669     ENDIF()
 670 ENDIF()
 671
 672
 673 SET(COMMON_OBJS  common/almalloc.c
 674                  common/atomic.c
 675                  common/rwlock.c
 676                  common/threads.c
 677                  common/uintmap.c
 678 )
 679 SET(OPENAL_OBJS  OpenAL32/alAuxEffectSlot.c
 680                  OpenAL32/alBuffer.c
 681                  OpenAL32/alEffect.c
 682                  OpenAL32/alError.c
 683                  OpenAL32/alExtension.c
 684                  OpenAL32/alFilter.c
 685                  OpenAL32/alListener.c
 686                  OpenAL32/alSource.c
 687                  OpenAL32/alState.c
 688                  OpenAL32/alThunk.c
 689                  OpenAL32/sample_cvt.c
 690 )
 691 SET(ALC_OBJS  Alc/ALc.c
 692               Alc/ALu.c
 693               Alc/alcConfig.c
 694               Alc/alcRing.c
 695               Alc/bs2b.c
 696               Alc/converter.c
 697               Alc/effects/chorus.c
 698               Alc/effects/compressor.c
 699               Alc/effects/dedicated.c
 700               Alc/effects/distortion.c
 701               Alc/effects/echo.c
 702               Alc/effects/equalizer.c
 703               Alc/effects/flanger.c
 704               Alc/effects/modulator.c
 705               Alc/effects/null.c
 706               Alc/effects/reverb.c
 707               Alc/helpers.c
 708               Alc/bsinc.c
 709               Alc/hrtf.c
 710               Alc/uhjfilter.c
 711               Alc/ambdec.c
 712               Alc/bformatdec.c
 713               Alc/nfcfilter.c
 714               Alc/panning.c
 715               Alc/mixer.c
 716               Alc/mixer_c.c
 717 )
 718
 719
 720 SET(CPU_EXTS "Default")
 721 SET(HAVE_SSE        0)
 722 SET(HAVE_SSE2       0)
 723 SET(HAVE_SSE3       0)
 724 SET(HAVE_SSE4_1     0)
 725 SET(HAVE_NEON       0)
 726
 727 SET(HAVE_ALSA       0)
 728 SET(HAVE_OSS        0)
 729 SET(HAVE_SOLARIS    0)
 730 SET(HAVE_SNDIO      0)
 731 SET(HAVE_QSA        0)
 732 SET(HAVE_DSOUND     0)
 733 SET(HAVE_MMDEVAPI   0)
 734 SET(HAVE_WINMM      0)
 735 SET(HAVE_PORTAUDIO  0)
 736 SET(HAVE_PULSEAUDIO 0)
 737 SET(HAVE_COREAUDIO  0)
 738 SET(HAVE_OPENSL     0)
 739 SET(HAVE_WAVE       0)
 740
 741 # Check for SSE support
 742 OPTION(ALSOFT_REQUIRE_SSE "Require SSE support" OFF)
 743 CHECK_INCLUDE_FILE(xmmintrin.h HAVE_XMMINTRIN_H "${SSE_SWITCH}")
 744 IF(HAVE_XMMINTRIN_H)
 745     OPTION(ALSOFT_CPUEXT_SSE "Enable SSE support" ON)
 746     IF(ALSOFT_CPUEXT_SSE)
 747         IF(ALIGN_DECL OR HAVE_C11_ALIGNAS)
 748             SET(HAVE_SSE 1)
 749             SET(ALC_OBJS  ${ALC_OBJS} Alc/mixer_sse.c)
 750             IF(SSE_SWITCH)
 751                 SET_SOURCE_FILES_PROPERTIES(Alc/mixer_sse.c PROPERTIES
 752                                             COMPILE_FLAGS "${SSE_SWITCH}")
 753             ENDIF()
 754             SET(CPU_EXTS "${CPU_EXTS}, SSE")
 755         ENDIF()
 756     ENDIF()
 757 ENDIF()
 758 IF(ALSOFT_REQUIRE_SSE AND NOT HAVE_SSE)
 759     MESSAGE(FATAL_ERROR "Failed to enabled required SSE CPU extensions")
 760 ENDIF()
 761
 762 OPTION(ALSOFT_REQUIRE_SSE2 "Require SSE2 support" OFF)
 763 CHECK_INCLUDE_FILE(emmintrin.h HAVE_EMMINTRIN_H "${SSE2_SWITCH}")
 764 IF(HAVE_EMMINTRIN_H)
 765     OPTION(ALSOFT_CPUEXT_SSE2 "Enable SSE2 support" ON)
 766     IF(HAVE_SSE AND ALSOFT_CPUEXT_SSE2)
 767         IF(ALIGN_DECL OR HAVE_C11_ALIGNAS)
 768             SET(HAVE_SSE2 1)
 769             SET(ALC_OBJS  ${ALC_OBJS} Alc/mixer_sse2.c)
 770             IF(SSE2_SWITCH)
 771                 SET_SOURCE_FILES_PROPERTIES(Alc/mixer_sse2.c PROPERTIES
 772                                             COMPILE_FLAGS "${SSE2_SWITCH}")
 773             ENDIF()
 774             SET(CPU_EXTS "${CPU_EXTS}, SSE2")
 775         ENDIF()
 776     ENDIF()
 777 ENDIF()
 778 IF(ALSOFT_REQUIRE_SSE2 AND NOT HAVE_SSE2)
 779     MESSAGE(FATAL_ERROR "Failed to enable required SSE2 CPU extensions")
 780 ENDIF()
 781
 782 OPTION(ALSOFT_REQUIRE_SSE2 "Require SSE3 support" OFF)
 783 CHECK_INCLUDE_FILE(pmmintrin.h HAVE_PMMINTRIN_H "${SSE3_SWITCH}")
 784 IF(HAVE_EMMINTRIN_H)
 785     OPTION(ALSOFT_CPUEXT_SSE3 "Enable SSE3 support" ON)
 786     IF(HAVE_SSE2 AND ALSOFT_CPUEXT_SSE3)
 787         IF(ALIGN_DECL OR HAVE_C11_ALIGNAS)
 788             SET(HAVE_SSE3 1)
 789             SET(ALC_OBJS  ${ALC_OBJS} Alc/mixer_sse3.c)
 790             IF(SSE2_SWITCH)
 791                 SET_SOURCE_FILES_PROPERTIES(Alc/mixer_sse3.c PROPERTIES
 792                                             COMPILE_FLAGS "${SSE3_SWITCH}")
 793             ENDIF()
 794             SET(CPU_EXTS "${CPU_EXTS}, SSE3")
 795         ENDIF()
 796     ENDIF()
 797 ENDIF()
 798 IF(ALSOFT_REQUIRE_SSE3 AND NOT HAVE_SSE3)
 799     MESSAGE(FATAL_ERROR "Failed to enable required SSE3 CPU extensions")
 800 ENDIF()
 801
 802 OPTION(ALSOFT_REQUIRE_SSE4_1 "Require SSE4.1 support" OFF)
 803 CHECK_INCLUDE_FILE(smmintrin.h HAVE_SMMINTRIN_H "${SSE4_1_SWITCH}")
 804 IF(HAVE_SMMINTRIN_H)
 805     OPTION(ALSOFT_CPUEXT_SSE4_1 "Enable SSE4.1 support" ON)
 806     IF(HAVE_SSE2 AND ALSOFT_CPUEXT_SSE4_1)
 807         IF(ALIGN_DECL OR HAVE_C11_ALIGNAS)
 808             SET(HAVE_SSE4_1 1)
 809             SET(ALC_OBJS  ${ALC_OBJS} Alc/mixer_sse41.c)
 810             IF(SSE4_1_SWITCH)
 811                 SET_SOURCE_FILES_PROPERTIES(Alc/mixer_sse41.c PROPERTIES
 812                                             COMPILE_FLAGS "${SSE4_1_SWITCH}")
 813             ENDIF()
 814             SET(CPU_EXTS "${CPU_EXTS}, SSE4.1")
 815         ENDIF()
 816     ENDIF()
 817 ENDIF()
 818 IF(ALSOFT_REQUIRE_SSE4_1 AND NOT HAVE_SSE4_1)
 819     MESSAGE(FATAL_ERROR "Failed to enable required SSE4.1 CPU extensions")
 820 ENDIF()
 821
 822 # Check for ARM Neon support
 823 OPTION(ALSOFT_REQUIRE_NEON "Require ARM Neon support" OFF)
 824 CHECK_INCLUDE_FILE(arm_neon.h HAVE_ARM_NEON_H)
 825 IF(HAVE_ARM_NEON_H)
 826     OPTION(ALSOFT_CPUEXT_NEON "Enable ARM Neon support" ON)
 827     IF(ALSOFT_CPUEXT_NEON)
 828         SET(HAVE_NEON 1)
 829         SET(ALC_OBJS  ${ALC_OBJS} Alc/mixer_neon.c)
 830         IF(FPU_NEON_SWITCH)
 831             SET_SOURCE_FILES_PROPERTIES(Alc/mixer_neon.c PROPERTIES
 832                                         COMPILE_FLAGS "${FPU_NEON_SWITCH}")
 833         ENDIF()
 834         SET(CPU_EXTS "${CPU_EXTS}, Neon")
 835     ENDIF()
 836 ENDIF()
 837 IF(ALSOFT_REQUIRE_NEON AND NOT HAVE_NEON)
 838     MESSAGE(FATAL_ERROR "Failed to enabled required ARM Neon CPU extensions")
 839 ENDIF()
 840
 841
 842 IF(WIN32 OR HAVE_DLFCN_H)
 843     SET(IS_LINKED "")
 844     MACRO(ADD_BACKEND_LIBS _LIBS)
 845     ENDMACRO()
 846 ELSE()
 847     SET(IS_LINKED " (linked)")
 848     MACRO(ADD_BACKEND_LIBS _LIBS)
 849         SET(EXTRA_LIBS ${_LIBS} ${EXTRA_LIBS})
 850     ENDMACRO()
 851 ENDIF()
 852
 853 SET(BACKENDS "")
 854 SET(ALC_OBJS  ${ALC_OBJS}
 855               Alc/backends/base.c
 856               # Default backends, always available
 857               Alc/backends/loopback.c
 858               Alc/backends/null.c
 859 )
 860
 861 # Check ALSA backend
 862 OPTION(ALSOFT_REQUIRE_ALSA "Require ALSA backend" OFF)
 863 FIND_PACKAGE(ALSA)
 864 IF(ALSA_FOUND)
 865     OPTION(ALSOFT_BACKEND_ALSA "Enable ALSA backend" ON)
 866     IF(ALSOFT_BACKEND_ALSA)
 867         SET(HAVE_ALSA 1)
 868         SET(BACKENDS  "${BACKENDS} ALSA${IS_LINKED},")
 869         SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/alsa.c)
 870         ADD_BACKEND_LIBS(${ALSA_LIBRARIES})
 871     ENDIF()
 872 ENDIF()
 873 IF(ALSOFT_REQUIRE_ALSA AND NOT HAVE_ALSA)
 874     MESSAGE(FATAL_ERROR "Failed to enabled required ALSA backend")
 875 ENDIF()
 876
 877 # Check OSS backend
 878 OPTION(ALSOFT_REQUIRE_OSS "Require OSS backend" OFF)
 879 FIND_PACKAGE(OSS)
 880 IF(OSS_FOUND)
 881     OPTION(ALSOFT_BACKEND_OSS "Enable OSS backend" ON)
 882     IF(ALSOFT_BACKEND_OSS)
 883         SET(HAVE_OSS 1)
 884         SET(BACKENDS  "${BACKENDS} OSS,")
 885         SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/oss.c)
 886     ENDIF()
 887 ENDIF()
 888 IF(ALSOFT_REQUIRE_OSS AND NOT HAVE_OSS)
 889     MESSAGE(FATAL_ERROR "Failed to enabled required OSS backend")
 890 ENDIF()
 891
 892 # Check Solaris backend
 893 OPTION(ALSOFT_REQUIRE_SOLARIS "Require Solaris backend" OFF)
 894 FIND_PACKAGE(AudioIO)
 895 IF(AUDIOIO_FOUND)
 896     OPTION(ALSOFT_BACKEND_SOLARIS "Enable Solaris backend" ON)
 897     IF(ALSOFT_BACKEND_SOLARIS)
 898         SET(HAVE_SOLARIS 1)
 899         SET(BACKENDS  "${BACKENDS} Solaris,")
 900         SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/solaris.c)
 901     ENDIF()
 902 ENDIF()
 903 IF(ALSOFT_REQUIRE_SOLARIS AND NOT HAVE_SOLARIS)
 904     MESSAGE(FATAL_ERROR "Failed to enabled required Solaris backend")
 905 ENDIF()
 906
 907 # Check SndIO backend
 908 OPTION(ALSOFT_REQUIRE_SNDIO "Require SndIO backend" OFF)
 909 FIND_PACKAGE(SoundIO)
 910 IF(SOUNDIO_FOUND)
 911     OPTION(ALSOFT_BACKEND_SNDIO "Enable SndIO backend" ON)
 912     IF(ALSOFT_BACKEND_SNDIO)
 913         SET(HAVE_SNDIO 1)
 914         SET(BACKENDS  "${BACKENDS} SndIO (linked),")
 915         SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/sndio.c)
 916         SET(EXTRA_LIBS ${SOUNDIO_LIBRARIES} ${EXTRA_LIBS})
 917     ENDIF()
 918 ENDIF()
 919 IF(ALSOFT_REQUIRE_SNDIO AND NOT HAVE_SNDIO)
 920     MESSAGE(FATAL_ERROR "Failed to enabled required SndIO backend")
 921 ENDIF()
 922
 923 # Check QSA backend
 924 OPTION(ALSOFT_REQUIRE_QSA "Require QSA backend" OFF)
 925 FIND_PACKAGE(QSA)
 926 IF(QSA_FOUND)
 927     OPTION(ALSOFT_BACKEND_QSA "Enable QSA backend" ON)
 928     IF(ALSOFT_BACKEND_QSA)
 929         SET(HAVE_QSA 1)
 930         SET(BACKENDS  "${BACKENDS} QSA (linked),")
 931         SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/qsa.c)
 932         SET(EXTRA_LIBS ${QSA_LIBRARIES} ${EXTRA_LIBS})
 933     ENDIF()
 934 ENDIF()
 935 IF(ALSOFT_REQUIRE_QSA AND NOT HAVE_QSA)
 936     MESSAGE(FATAL_ERROR "Failed to enabled required QSA backend")
 937 ENDIF()
 938
 939 # Check Windows-only backends
 940 OPTION(ALSOFT_REQUIRE_WINMM "Require Windows Multimedia backend" OFF)
 941 OPTION(ALSOFT_REQUIRE_DSOUND "Require DirectSound backend" OFF)
 942 OPTION(ALSOFT_REQUIRE_MMDEVAPI "Require MMDevApi backend" OFF)
 943 IF(HAVE_WINDOWS_H)
 944     # Check MMSystem backend
 945     CHECK_INCLUDE_FILES("windows.h;mmsystem.h" HAVE_MMSYSTEM_H -D_WIN32_WINNT=0x0502)
 946     IF(HAVE_MMSYSTEM_H)
 947         CHECK_SHARED_FUNCTION_EXISTS(waveOutOpen "windows.h;mmsystem.h" winmm "" HAVE_LIBWINMM)
 948         IF(HAVE_LIBWINMM)
 949             OPTION(ALSOFT_BACKEND_WINMM "Enable Windows Multimedia backend" ON)
 950             IF(ALSOFT_BACKEND_WINMM)
 951                 SET(HAVE_WINMM 1)
 952                 SET(BACKENDS  "${BACKENDS} WinMM,")
 953                 SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/winmm.c)
 954                 SET(EXTRA_LIBS winmm ${EXTRA_LIBS})
 955             ENDIF()
 956         ENDIF()
 957     ENDIF()
 958
 959     # Check DSound backend
 960     FIND_PACKAGE(DSound)
 961     IF(DSOUND_FOUND)
 962         OPTION(ALSOFT_BACKEND_DSOUND "Enable DirectSound backend" ON)
 963         IF(ALSOFT_BACKEND_DSOUND)
 964             SET(HAVE_DSOUND 1)
 965             SET(BACKENDS  "${BACKENDS} DirectSound${IS_LINKED},")
 966             SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/dsound.c)
 967             ADD_BACKEND_LIBS(${DSOUND_LIBRARIES})
 968         ENDIF()
 969     ENDIF()
 970
 971     # Check for MMDevApi backend
 972     CHECK_INCLUDE_FILE(mmdeviceapi.h HAVE_MMDEVICEAPI_H)
 973     IF(HAVE_MMDEVICEAPI_H)
 974         OPTION(ALSOFT_BACKEND_MMDEVAPI "Enable MMDevApi backend" ON)
 975         IF(ALSOFT_BACKEND_MMDEVAPI)
 976             SET(HAVE_MMDEVAPI 1)
 977             SET(BACKENDS  "${BACKENDS} MMDevApi,")
 978             SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/mmdevapi.c)
 979         ENDIF()
 980     ENDIF()
 981 ENDIF()
 982 IF(ALSOFT_REQUIRE_WINMM AND NOT HAVE_WINMM)
 983     MESSAGE(FATAL_ERROR "Failed to enabled required WinMM backend")
 984 ENDIF()
 985 IF(ALSOFT_REQUIRE_DSOUND AND NOT HAVE_DSOUND)
 986     MESSAGE(FATAL_ERROR "Failed to enabled required DSound backend")
 987 ENDIF()
 988 IF(ALSOFT_REQUIRE_MMDEVAPI AND NOT HAVE_MMDEVAPI)
 989     MESSAGE(FATAL_ERROR "Failed to enabled required MMDevApi backend")
 990 ENDIF()
 991
 992 # Check PortAudio backend
 993 OPTION(ALSOFT_REQUIRE_PORTAUDIO "Require PortAudio backend" OFF)
 994 FIND_PACKAGE(PortAudio)
 995 IF(PORTAUDIO_FOUND)
 996     OPTION(ALSOFT_BACKEND_PORTAUDIO "Enable PortAudio backend" ON)
 997     IF(ALSOFT_BACKEND_PORTAUDIO)
 998         SET(HAVE_PORTAUDIO 1)
 999         SET(BACKENDS  "${BACKENDS} PortAudio${IS_LINKED},")
1000         SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/portaudio.c)
1001         ADD_BACKEND_LIBS(${PORTAUDIO_LIBRARIES})
1002     ENDIF()
1003 ENDIF()
1004 IF(ALSOFT_REQUIRE_PORTAUDIO AND NOT HAVE_PORTAUDIO)
1005     MESSAGE(FATAL_ERROR "Failed to enabled required PortAudio backend")
1006 ENDIF()
1007
1008 # Check PulseAudio backend
1009 OPTION(ALSOFT_REQUIRE_PULSEAUDIO "Require PulseAudio backend" OFF)
1010 FIND_PACKAGE(PulseAudio)
1011 IF(PULSEAUDIO_FOUND)
1012     OPTION(ALSOFT_BACKEND_PULSEAUDIO "Enable PulseAudio backend" ON)
1013     IF(ALSOFT_BACKEND_PULSEAUDIO)
1014         SET(HAVE_PULSEAUDIO 1)
1015         SET(BACKENDS  "${BACKENDS} PulseAudio${IS_LINKED},")
1016         SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/pulseaudio.c)
1017         ADD_BACKEND_LIBS(${PULSEAUDIO_LIBRARIES})
1018     ENDIF()
1019 ENDIF()
1020 IF(ALSOFT_REQUIRE_PULSEAUDIO AND NOT HAVE_PULSEAUDIO)
1021     MESSAGE(FATAL_ERROR "Failed to enabled required PulseAudio backend")
1022 ENDIF()
1023
1024 # Check JACK backend
1025 OPTION(ALSOFT_REQUIRE_JACK "Require JACK backend" OFF)
1026 FIND_PACKAGE(JACK)
1027 IF(JACK_FOUND)
1028     OPTION(ALSOFT_BACKEND_JACK "Enable JACK backend" ON)
1029     IF(ALSOFT_BACKEND_JACK)
1030         SET(HAVE_JACK 1)
1031         SET(BACKENDS  "${BACKENDS} JACK${IS_LINKED},")
1032         SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/jack.c)
1033         ADD_BACKEND_LIBS(${JACK_LIBRARIES})
1034     ENDIF()
1035 ENDIF()
1036 IF(ALSOFT_REQUIRE_JACK AND NOT HAVE_JACK)
1037     MESSAGE(FATAL_ERROR "Failed to enabled required JACK backend")
1038 ENDIF()
1039
1040 # Check CoreAudio backend
1041 OPTION(ALSOFT_REQUIRE_COREAUDIO "Require CoreAudio backend" OFF)
1042 FIND_LIBRARY(COREAUDIO_FRAMEWORK
1043              NAMES CoreAudio
1044              PATHS /System/Library/Frameworks
1045 )
1046 IF(COREAUDIO_FRAMEWORK)
1047     OPTION(ALSOFT_BACKEND_COREAUDIO "Enable CoreAudio backend" ON)
1048     IF(ALSOFT_BACKEND_COREAUDIO)
1049         SET(HAVE_COREAUDIO 1)
1050         SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/coreaudio.c)
1051         SET(BACKENDS  "${BACKENDS} CoreAudio,")
1052         SET(EXTRA_LIBS ${COREAUDIO_FRAMEWORK} ${EXTRA_LIBS})
1053         SET(EXTRA_LIBS /System/Library/Frameworks/AudioUnit.framework ${EXTRA_LIBS})
1054         SET(EXTRA_LIBS /System/Library/Frameworks/ApplicationServices.framework ${EXTRA_LIBS})
1055
1056         # Some versions of OSX may need the AudioToolbox framework. Add it if
1057         # it's found.
1058         FIND_LIBRARY(AUDIOTOOLBOX_LIBRARY
1059                      NAMES AudioToolbox
1060                      PATHS ~/Library/Frameworks
1061                            /Library/Frameworks
1062                            /System/Library/Frameworks
1063                     )
1064         IF(AUDIOTOOLBOX_LIBRARY)
1065             SET(EXTRA_LIBS ${AUDIOTOOLBOX_LIBRARY} ${EXTRA_LIBS})
1066         ENDIF()
1067     ENDIF()
1068 ENDIF()
1069 IF(ALSOFT_REQUIRE_COREAUDIO AND NOT HAVE_COREAUDIO)
1070     MESSAGE(FATAL_ERROR "Failed to enabled required CoreAudio backend")
1071 ENDIF()
1072
1073 # Check for OpenSL (Android) backend
1074 OPTION(ALSOFT_REQUIRE_OPENSL "Require OpenSL backend" OFF)
1075 CHECK_INCLUDE_FILES("SLES/OpenSLES.h;SLES/OpenSLES_Android.h" HAVE_SLES_OPENSLES_ANDROID_H)
1076 IF(HAVE_SLES_OPENSLES_ANDROID_H)
1077     CHECK_SHARED_FUNCTION_EXISTS(slCreateEngine "SLES/OpenSLES.h" OpenSLES "" HAVE_LIBOPENSLES)
1078     IF(HAVE_LIBOPENSLES)
1079         OPTION(ALSOFT_BACKEND_OPENSL "Enable OpenSL backend" ON)
1080         IF(ALSOFT_BACKEND_OPENSL)
1081             SET(HAVE_OPENSL 1)
1082             SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/opensl.c)
1083             SET(BACKENDS  "${BACKENDS} OpenSL,")
1084             SET(EXTRA_LIBS OpenSLES ${EXTRA_LIBS})
1085         ENDIF()
1086     ENDIF()
1087 ENDIF()
1088 IF(ALSOFT_REQUIRE_OPENSL AND NOT HAVE_OPENSL)
1089     MESSAGE(FATAL_ERROR "Failed to enabled required OpenSL backend")
1090 ENDIF()
1091
1092 # Optionally enable the Wave Writer backend
1093 OPTION(ALSOFT_BACKEND_WAVE "Enable Wave Writer backend" ON)
1094 IF(ALSOFT_BACKEND_WAVE)
1095     SET(HAVE_WAVE 1)
1096     SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/wave.c)
1097     SET(BACKENDS  "${BACKENDS} WaveFile,")
1098 ENDIF()
1099
1100 # This is always available
1101 SET(BACKENDS  "${BACKENDS} Null")
1102
1103 option(ALSOFT_EMBED_HRTF_DATA "Embed the HRTF data files (increases library footprint)" OFF)
1104 if(ALSOFT_EMBED_HRTF_DATA)
1105     SET(NATIVE_SRC_DIR  "${OpenAL_SOURCE_DIR}/native-tools/")
1106     SET(NATIVE_BIN_DIR  "${OpenAL_BINARY_DIR}/native-tools/")
1107     FILE(MAKE_DIRECTORY "${NATIVE_BIN_DIR}")
1108
1109     SET(BIN2H_COMMAND  "${NATIVE_BIN_DIR}bin2h")
1110     ADD_CUSTOM_COMMAND(OUTPUT "${BIN2H_COMMAND}"
1111         COMMAND ${CMAKE_COMMAND} "${NATIVE_SRC_DIR}"
1112         COMMAND ${CMAKE_COMMAND} --build . --config "Release"
1113         WORKING_DIRECTORY "${NATIVE_BIN_DIR}"
1114         DEPENDS "${NATIVE_SRC_DIR}CMakeLists.txt" "${NATIVE_SRC_DIR}bin2h.c"
1115         VERBATIM
1116     )
1117
1118     MACRO(make_hrtf_header FILENAME VARNAME)
1119         SET(infile  "${OpenAL_SOURCE_DIR}/hrtf/${FILENAME}")
1120         SET(outfile  "${OpenAL_BINARY_DIR}/${FILENAME}.h")
1121
1122         ADD_CUSTOM_COMMAND(OUTPUT "${outfile}"
1123             COMMAND "${BIN2H_COMMAND}" "${infile}" "${outfile}" ${VARNAME}
1124             DEPENDS "${BIN2H_COMMAND}" "${infile}"
1125             COMMENT "Generating ${FILENAME}.h"
1126             VERBATIM
1127         )
1128
1129         SET(ALC_OBJS  ${ALC_OBJS} "${outfile}")
1130     ENDMACRO()
1131
1132     make_hrtf_header(default-44100.mhr "hrtf_default_44100")
1133     make_hrtf_header(default-48000.mhr "hrtf_default_48000")
1134 endif()
1135
1136
1137 IF(ALSOFT_UTILS AND NOT ALSOFT_NO_CONFIG_UTIL)
1138     add_subdirectory(utils/alsoft-config)
1139 ENDIF()
1140 IF(ALSOFT_EXAMPLES)
1141     FIND_PACKAGE(SDL2)
1142     IF(SDL2_FOUND)
1143         FIND_PACKAGE(SDL_sound)
1144         FIND_PACKAGE(FFmpeg COMPONENTS AVFORMAT AVCODEC AVUTIL SWSCALE SWRESAMPLE)
1145     ENDIF()
1146 ENDIF()
1147
1148 IF(LIBTYPE STREQUAL "STATIC")
1149     ADD_DEFINITIONS(-DAL_LIBTYPE_STATIC)
1150     SET(PKG_CONFIG_CFLAGS -DAL_LIBTYPE_STATIC ${PKG_CONFIG_CFLAGS})
1151 ENDIF()
1152
1153 IF(NOT WIN32)
1154     SET(LIBNAME "openal")
1155 ELSE()
1156     SET(LIBNAME "OpenAL32")
1157 ENDIF()
1158
1159 FIND_PACKAGE(Git)
1160 IF(GIT_FOUND AND EXISTS "${OpenAL_SOURCE_DIR}/.git")
1161     # Get the current working branch and its latest abbreviated commit hash
1162     ADD_CUSTOM_TARGET(build_version
1163         ${CMAKE_COMMAND} -D GIT_EXECUTABLE=${GIT_EXECUTABLE}
1164                          -D LIB_VERSION=${LIB_VERSION}
1165                          -D SRC=${OpenAL_SOURCE_DIR}/version.h.in
1166                          -D DST=${OpenAL_BINARY_DIR}/version.h
1167                          -P ${OpenAL_SOURCE_DIR}/version.cmake
1168         WORKING_DIRECTORY "${OpenAL_SOURCE_DIR}"
1169         VERBATIM
1170     )
1171 ELSE()
1172     SET(GIT_BRANCH "UNKNOWN")
1173     SET(GIT_COMMIT_HASH "unknown")
1174     CONFIGURE_FILE(
1175         "${OpenAL_SOURCE_DIR}/version.h.in"
1176         "${OpenAL_BINARY_DIR}/version.h")
1177 ENDIF()
1178
1179 # Needed for openal.pc.in
1180 SET(prefix ${CMAKE_INSTALL_PREFIX})
1181 SET(exec_prefix "\${prefix}")
1182 SET(libdir "\${exec_prefix}/${CMAKE_INSTALL_LIBDIR}")
1183 SET(bindir "\${exec_prefix}/${CMAKE_INSTALL_BINDIR}")
1184 SET(includedir "\${prefix}/${CMAKE_INSTALL_INCLUDEDIR}")
1185 SET(PACKAGE_VERSION "${LIB_VERSION}")
1186
1187 # End configuration
1188 CONFIGURE_FILE(
1189     "${OpenAL_SOURCE_DIR}/config.h.in"
1190     "${OpenAL_BINARY_DIR}/config.h")
1191 CONFIGURE_FILE(
1192     "${OpenAL_SOURCE_DIR}/openal.pc.in"
1193     "${OpenAL_BINARY_DIR}/openal.pc"
1194     @ONLY)
1195
1196 # Build main library
1197 IF(LIBTYPE STREQUAL "STATIC")
1198     ADD_LIBRARY(OpenAL STATIC ${COMMON_OBJS} ${OPENAL_OBJS} ${ALC_OBJS})
1199 ELSE()
1200     ADD_LIBRARY(OpenAL SHARED ${COMMON_OBJS} ${OPENAL_OBJS} ${ALC_OBJS})
1201 ENDIF()
1202 SET_PROPERTY(TARGET OpenAL APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1203 SET_PROPERTY(TARGET OpenAL APPEND PROPERTY COMPILE_DEFINITIONS AL_BUILD_LIBRARY AL_ALEXT_PROTOTYPES)
1204 IF(WIN32 AND ALSOFT_NO_UID_DEFS)
1205     SET_PROPERTY(TARGET OpenAL APPEND PROPERTY COMPILE_DEFINITIONS AL_NO_UID_DEFS)
1206 ENDIF()
1207 SET_PROPERTY(TARGET OpenAL APPEND PROPERTY INCLUDE_DIRECTORIES "${OpenAL_SOURCE_DIR}/OpenAL32/Include" "${OpenAL_SOURCE_DIR}/Alc")
1208 IF(HAVE_ALSA)
1209     SET_PROPERTY(TARGET OpenAL APPEND PROPERTY INCLUDE_DIRECTORIES ${ALSA_INCLUDE_DIRS})
1210 ENDIF()
1211 IF(HAVE_OSS)
1212     SET_PROPERTY(TARGET OpenAL APPEND PROPERTY INCLUDE_DIRECTORIES ${OSS_INCLUDE_DIRS})
1213 ENDIF()
1214 IF(HAVE_SOLARIS)
1215     SET_PROPERTY(TARGET OpenAL APPEND PROPERTY INCLUDE_DIRECTORIES ${AUDIOIO_INCLUDE_DIRS})
1216 ENDIF()
1217 IF(HAVE_SNDIO)
1218     SET_PROPERTY(TARGET OpenAL APPEND PROPERTY INCLUDE_DIRECTORIES ${SOUNDIO_INCLUDE_DIRS})
1219 ENDIF()
1220 IF(HAVE_QSA)
1221     SET_PROPERTY(TARGET OpenAL APPEND PROPERTY INCLUDE_DIRECTORIES ${QSA_INCLUDE_DIRS})
1222 ENDIF()
1223 IF(HAVE_DSOUND)
1224     SET_PROPERTY(TARGET OpenAL APPEND PROPERTY INCLUDE_DIRECTORIES ${DSOUND_INCLUDE_DIRS})
1225 ENDIF()
1226 IF(HAVE_PORTAUDIO)
1227     SET_PROPERTY(TARGET OpenAL APPEND PROPERTY INCLUDE_DIRECTORIES ${PORTAUDIO_INCLUDE_DIRS})
1228 ENDIF()
1229 IF(HAVE_PULSEAUDIO)
1230     SET_PROPERTY(TARGET OpenAL APPEND PROPERTY INCLUDE_DIRECTORIES ${PULSEAUDIO_INCLUDE_DIRS})
1231 ENDIF()
1232 IF(HAVE_JACK)
1233     SET_PROPERTY(TARGET OpenAL APPEND PROPERTY INCLUDE_DIRECTORIES ${JACK_INCLUDE_DIRS})
1234 ENDIF()
1235 IF(WIN32)
1236     IF(MSVC)
1237         SET_PROPERTY(TARGET OpenAL APPEND_STRING PROPERTY LINK_FLAGS " /SUBSYSTEM:WINDOWS")
1238     ELSEIF(CMAKE_COMPILER_IS_GNUCC)
1239         SET_PROPERTY(TARGET OpenAL APPEND_STRING PROPERTY LINK_FLAGS " -mwindows")
1240     ENDIF()
1241 ENDIF()
1242
1243 SET_TARGET_PROPERTIES(OpenAL PROPERTIES VERSION ${LIB_VERSION}
1244                                         SOVERSION ${LIB_MAJOR_VERSION})
1245 SET_TARGET_PROPERTIES(OpenAL PROPERTIES OUTPUT_NAME ${LIBNAME})
1246
1247 if(WIN32 AND NOT LIBTYPE STREQUAL "STATIC")
1248     SET_TARGET_PROPERTIES(OpenAL PROPERTIES PREFIX "")
1249
1250     IF(MINGW AND ALSOFT_BUILD_IMPORT_LIB)
1251         FIND_PROGRAM(SED_EXECUTABLE NAMES sed DOC "sed executable")
1252         FIND_PROGRAM(DLLTOOL_EXECUTABLE NAMES "${DLLTOOL}" DOC "dlltool executable")
1253         IF(NOT SED_EXECUTABLE OR NOT DLLTOOL_EXECUTABLE)
1254             MESSAGE(STATUS "")
1255             IF(NOT SED_EXECUTABLE)
1256                 MESSAGE(STATUS "WARNING: Cannot find sed, disabling .def/.lib generation")
1257             ENDIF()
1258             IF(NOT DLLTOOL_EXECUTABLE)
1259                 MESSAGE(STATUS "WARNING: Cannot find dlltool, disabling .def/.lib generation")
1260             ENDIF()
1261         ELSE()
1262             SET(EXTRA_LDFLAGS "${EXTRA_LDFLAGS} -Wl,--output-def,OpenAL32.def")
1263             ADD_CUSTOM_COMMAND(TARGET OpenAL POST_BUILD
1264                 COMMAND "${SED_EXECUTABLE}" -i -e "s/ @[^ ]*//" OpenAL32.def
1265                 COMMAND "${DLLTOOL_EXECUTABLE}" -d OpenAL32.def -l OpenAL32.lib -D OpenAL32.dll
1266                 COMMENT "Stripping ordinals from OpenAL32.def and generating OpenAL32.lib..."
1267                 VERBATIM
1268             )
1269         ENDIF()
1270     ENDIF()
1271 ENDIF()
1272
1273 SET_PROPERTY(TARGET OpenAL APPEND_STRING PROPERTY LINK_FLAGS ${EXTRA_LDFLAGS})
1274 TARGET_LINK_LIBRARIES(OpenAL ${EXTRA_LIBS})
1275 IF(TARGET build_version)
1276     ADD_DEPENDENCIES(OpenAL build_version)
1277 ENDIF()
1278
1279 IF(ALSOFT_INSTALL)
1280     # Add an install target here
1281     INSTALL(TARGETS OpenAL EXPORT OpenAL
1282             RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
1283             LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
1284             ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
1285             INCLUDES DESTINATION ${CMAKE_INSTALL_INCLUDEDIR} ${CMAKE_INSTALL_INCLUDEDIR}/AL
1286     )
1287     EXPORT(TARGETS OpenAL
1288            NAMESPACE OpenAL::
1289            FILE OpenALConfig.cmake)
1290     INSTALL(EXPORT OpenAL
1291             DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/OpenAL
1292             NAMESPACE OpenAL::
1293             FILE OpenALConfig.cmake)
1294     INSTALL(FILES include/AL/al.h
1295                   include/AL/alc.h
1296                   include/AL/alext.h
1297                   include/AL/efx.h
1298                   include/AL/efx-creative.h
1299                   include/AL/efx-presets.h
1300             DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/AL
1301     )
1302     INSTALL(FILES "${OpenAL_BINARY_DIR}/openal.pc"
1303             DESTINATION "${CMAKE_INSTALL_LIBDIR}/pkgconfig")
1304 ENDIF()
1305
1306
1307 MESSAGE(STATUS "")
1308 MESSAGE(STATUS "Building OpenAL with support for the following backends:")
1309 MESSAGE(STATUS "    ${BACKENDS}")
1310 MESSAGE(STATUS "")
1311 MESSAGE(STATUS "Building with support for CPU extensions:")
1312 MESSAGE(STATUS "    ${CPU_EXTS}")
1313 MESSAGE(STATUS "")
1314
1315 IF(WIN32)
1316     IF(NOT HAVE_DSOUND)
1317         MESSAGE(STATUS "WARNING: Building the Windows version without DirectSound output")
1318         MESSAGE(STATUS "         This is probably NOT what you want!")
1319         MESSAGE(STATUS "")
1320     ENDIF()
1321 ENDIF()
1322
1323 if(ALSOFT_EMBED_HRTF_DATA)
1324     message(STATUS "Embedding HRTF datasets")
1325     message(STATUS "")
1326 endif()
1327
1328 # Install alsoft.conf configuration file
1329 IF(ALSOFT_CONFIG)
1330     INSTALL(FILES alsoftrc.sample
1331             DESTINATION ${CMAKE_INSTALL_DATADIR}/openal
1332     )
1333     MESSAGE(STATUS "Installing sample configuration")
1334     MESSAGE(STATUS "")
1335 ENDIF()
1336
1337 # Install HRTF definitions
1338 IF(ALSOFT_HRTF_DEFS)
1339     INSTALL(FILES hrtf/default-44100.mhr
1340                   hrtf/default-48000.mhr
1341             DESTINATION ${CMAKE_INSTALL_DATADIR}/openal/hrtf
1342     )
1343     MESSAGE(STATUS "Installing HRTF definitions")
1344     MESSAGE(STATUS "")
1345 ENDIF()
1346
1347 # Install AmbDec presets
1348 IF(ALSOFT_AMBDEC_PRESETS)
1349     INSTALL(FILES presets/3D7.1.ambdec
1350                   presets/hexagon.ambdec
1351                   presets/itu5.1.ambdec
1352                   presets/rectangle.ambdec
1353                   presets/square.ambdec
1354                   presets/presets.txt
1355             DESTINATION ${CMAKE_INSTALL_DATADIR}/openal/presets
1356     )
1357     MESSAGE(STATUS "Installing AmbDec presets")
1358     MESSAGE(STATUS "")
1359 ENDIF()
1360
1361 IF(ALSOFT_UTILS)
1362     ADD_EXECUTABLE(openal-info utils/openal-info.c)
1363     SET_PROPERTY(TARGET openal-info APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1364     TARGET_LINK_LIBRARIES(openal-info OpenAL)
1365
1366     ADD_EXECUTABLE(makehrtf utils/makehrtf.c)
1367     SET_PROPERTY(TARGET makehrtf APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1368     IF(HAVE_LIBM)
1369         TARGET_LINK_LIBRARIES(makehrtf m)
1370     ENDIF()
1371
1372     ADD_EXECUTABLE(bsincgen utils/bsincgen.c)
1373     SET_PROPERTY(TARGET bsincgen APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1374     IF(HAVE_LIBM)
1375         TARGET_LINK_LIBRARIES(bsincgen m)
1376     ENDIF()
1377
1378     IF(ALSOFT_INSTALL)
1379         INSTALL(TARGETS openal-info makehrtf bsincgen
1380                 RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
1381                 LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
1382                 ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
1383         )
1384     ENDIF()
1385
1386     MESSAGE(STATUS "Building utility programs")
1387     IF(TARGET alsoft-config)
1388         MESSAGE(STATUS "Building configuration program")
1389     ENDIF()
1390     MESSAGE(STATUS "")
1391 ENDIF()
1392
1393 IF(ALSOFT_TESTS)
1394     SET(TEST_COMMON_OBJS  examples/common/alhelpers.c)
1395
1396     ADD_EXECUTABLE(altonegen examples/altonegen.c ${COMMON_OBJS} ${TEST_COMMON_OBJS})
1397     TARGET_LINK_LIBRARIES(altonegen OpenAL)
1398     SET_PROPERTY(TARGET altonegen APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1399
1400     IF(ALSOFT_INSTALL)
1401         INSTALL(TARGETS altonegen
1402                 RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
1403                 LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
1404                 ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
1405         )
1406     ENDIF()
1407
1408     MESSAGE(STATUS "Building test programs")
1409     MESSAGE(STATUS "")
1410 ENDIF()
1411
1412 IF(ALSOFT_EXAMPLES)
1413     IF(SDL2_FOUND)
1414         IF(SDL_SOUND_FOUND)
1415             SET(EX_COMMON_OBJS  examples/common/alhelpers.c)
1416
1417             ADD_EXECUTABLE(alstream examples/alstream.c ${COMMON_OBJS} ${EX_COMMON_OBJS})
1418             TARGET_LINK_LIBRARIES(alstream ${SDL_SOUND_LIBRARIES} ${SDL2_LIBRARY} OpenAL)
1419             SET_PROPERTY(TARGET alstream APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1420             SET_PROPERTY(TARGET alstream APPEND PROPERTY
1421                 INCLUDE_DIRECTORIES ${SDL2_INCLUDE_DIR} ${SDL_SOUND_INCLUDE_DIR}
1422             )
1423
1424             ADD_EXECUTABLE(alreverb examples/alreverb.c ${COMMON_OBJS} ${EX_COMMON_OBJS})
1425             TARGET_LINK_LIBRARIES(alreverb ${SDL_SOUND_LIBRARIES} ${SDL2_LIBRARY} OpenAL)
1426             SET_PROPERTY(TARGET alreverb APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1427             SET_PROPERTY(TARGET alreverb APPEND PROPERTY
1428                 INCLUDE_DIRECTORIES ${SDL2_INCLUDE_DIR} ${SDL_SOUND_INCLUDE_DIR}
1429             )
1430
1431             ADD_EXECUTABLE(allatency examples/allatency.c ${COMMON_OBJS} ${EX_COMMON_OBJS})
1432             TARGET_LINK_LIBRARIES(allatency ${SDL_SOUND_LIBRARIES} ${SDL2_LIBRARY} OpenAL)
1433             SET_PROPERTY(TARGET allatency APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1434             SET_PROPERTY(TARGET allatency APPEND PROPERTY
1435                 INCLUDE_DIRECTORIES ${SDL2_INCLUDE_DIR} ${SDL_SOUND_INCLUDE_DIR}
1436             )
1437
1438             ADD_EXECUTABLE(alloopback examples/alloopback.c ${COMMON_OBJS} ${EX_COMMON_OBJS})
1439             TARGET_LINK_LIBRARIES(alloopback ${SDL_SOUND_LIBRARIES} ${SDL2_LIBRARY} OpenAL)
1440             SET_PROPERTY(TARGET alloopback APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1441             SET_PROPERTY(TARGET alloopback APPEND PROPERTY
1442                 INCLUDE_DIRECTORIES ${SDL2_INCLUDE_DIR} ${SDL_SOUND_INCLUDE_DIR}
1443             )
1444
1445             ADD_EXECUTABLE(alhrtf examples/alhrtf.c ${COMMON_OBJS} ${EX_COMMON_OBJS})
1446             TARGET_LINK_LIBRARIES(alhrtf ${SDL_SOUND_LIBRARIES} ${SDL2_LIBRARY} OpenAL)
1447             SET_PROPERTY(TARGET alhrtf APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1448             SET_PROPERTY(TARGET alhrtf APPEND PROPERTY
1449                 INCLUDE_DIRECTORIES ${SDL2_INCLUDE_DIR} ${SDL_SOUND_INCLUDE_DIR}
1450             )
1451
1452             IF(ALSOFT_INSTALL)
1453                 INSTALL(TARGETS alstream alreverb allatency alloopback alhrtf
1454                         RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
1455                         LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
1456                         ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
1457                 )
1458             ENDIF()
1459
1460             MESSAGE(STATUS "Building SDL_sound example programs")
1461         ENDIF()
1462
1463         SET(FFVER_OK FALSE)
1464         IF(FFMPEG_FOUND)
1465             SET(FFVER_OK TRUE)
1466             IF(AVFORMAT_VERSION VERSION_LESS "57.56.101")
1467                 MESSAGE(STATUS "libavformat is too old! (${AVFORMAT_VERSION}, wanted 57.56.101)")
1468                 SET(FFVER_OK FALSE)
1469             ENDIF()
1470             IF(AVCODEC_VERSION VERSION_LESS "57.64.101")
1471                 MESSAGE(STATUS "libavcodec is too old! (${AVCODEC_VERSION}, wanted 57.64.101)")
1472                 SET(FFVER_OK FALSE)
1473             ENDIF()
1474             IF(AVUTIL_VERSION VERSION_LESS "55.34.101")
1475                 MESSAGE(STATUS "libavutil is too old! (${AVUTIL_VERSION}, wanted 55.34.101)")
1476                 SET(FFVER_OK FALSE)
1477             ENDIF()
1478             IF(SWSCALE_VERSION VERSION_LESS "4.2.100")
1479                 MESSAGE(STATUS "libswscale is too old! (${SWSCALE_VERSION}, wanted 4.2.100)")
1480                 SET(FFVER_OK FALSE)
1481             ENDIF()
1482             IF(SWRESAMPLE_VERSION VERSION_LESS "2.3.100")
1483                 MESSAGE(STATUS "libswresample is too old! (${SWRESAMPLE_VERSION}, wanted 2.3.100)")
1484                 SET(FFVER_OK FALSE)
1485             ENDIF()
1486         ENDIF()
1487         IF(FFVER_OK)
1488             ADD_EXECUTABLE(alffplay examples/alffplay.cpp ${COMMON_OBJS})
1489             TARGET_LINK_LIBRARIES(alffplay ${SDL2_LIBRARY} OpenAL ${FFMPEG_LIBRARIES})
1490             SET_PROPERTY(TARGET alffplay APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1491             SET_PROPERTY(TARGET alffplay APPEND PROPERTY
1492                 INCLUDE_DIRECTORIES ${SDL2_INCLUDE_DIR} ${FFMPEG_INCLUDE_DIRS}
1493             )
1494
1495             IF(ALSOFT_INSTALL)
1496                 INSTALL(TARGETS alffplay
1497                         RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
1498                         LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
1499                         ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
1500                 )
1501             ENDIF()
1502             MESSAGE(STATUS "Building SDL+FFmpeg example programs")
1503         ENDIF()
1504         MESSAGE(STATUS "")
1505     ENDIF()
1506 ENDIF()