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 ${CMAKE_REQUIRED_LIBRARIES} log)
 224 ENDIF()
 225
 226 # Check if we have C99 variable length arrays
 227 CHECK_C_SOURCE_COMPILES(
 228 "int main(int argc, char *argv[])
 229  {
 230      volatile int tmp[argc];
 231      tmp[0] = argv[0][0];
 232      return tmp[0];
 233  }"
 234 HAVE_C99_VLA)
 235
 236 # Check if we have C99 bool
 237 CHECK_C_SOURCE_COMPILES(
 238 "int main(int argc, char *argv[])
 239  {
 240      volatile _Bool ret;
 241      ret = (argc > 1) ? 1 : 0;
 242      return ret ? -1 : 0;
 243  }"
 244 HAVE_C99_BOOL)
 245
 246 # Check if we have C11 static_assert
 247 CHECK_C_SOURCE_COMPILES(
 248 "int main()
 249  {
 250      _Static_assert(sizeof(int) == sizeof(int), \"What\");
 251      return 0;
 252  }"
 253 HAVE_C11_STATIC_ASSERT)
 254
 255 # Check if we have C11 alignas
 256 CHECK_C_SOURCE_COMPILES(
 257 "_Alignas(16) int foo;
 258  int main()
 259  {
 260      return 0;
 261  }"
 262 HAVE_C11_ALIGNAS)
 263
 264 # Check if we have C11 _Atomic
 265 CHECK_C_SOURCE_COMPILES(
 266 "#include <stdatomic.h>
 267  const int _Atomic foo = ATOMIC_VAR_INIT(~0);
 268  int _Atomic bar = ATOMIC_VAR_INIT(0);
 269  int main()
 270  {
 271      atomic_fetch_add(&bar, 2);
 272      return atomic_load(&foo);
 273  }"
 274 HAVE_C11_ATOMIC)
 275
 276 # Add definitions, compiler switches, etc.
 277 INCLUDE_DIRECTORIES("${OpenAL_SOURCE_DIR}/include" "${OpenAL_BINARY_DIR}")
 278
 279 IF(NOT CMAKE_BUILD_TYPE)
 280     SET(CMAKE_BUILD_TYPE RelWithDebInfo CACHE STRING
 281         "Choose the type of build, options are: Debug Release RelWithDebInfo MinSizeRel."
 282         FORCE)
 283 ENDIF()
 284 IF(NOT CMAKE_DEBUG_POSTFIX)
 285     SET(CMAKE_DEBUG_POSTFIX "" CACHE STRING
 286         "Library postfix for debug builds. Normally left blank."
 287         FORCE)
 288 ENDIF()
 289
 290 SET(EXTRA_CFLAGS "")
 291 IF(MSVC)
 292     ADD_DEFINITIONS(-D_CRT_SECURE_NO_WARNINGS)
 293     ADD_DEFINITIONS(-D_CRT_NONSTDC_NO_DEPRECATE)
 294     SET(EXTRA_CFLAGS "${EXTRA_CFLAGS} /wd4098")
 295
 296     IF(NOT DXSDK_DIR)
 297         STRING(REGEX REPLACE "\\\\" "/" DXSDK_DIR "$ENV{DXSDK_DIR}")
 298     ELSE()
 299         STRING(REGEX REPLACE "\\\\" "/" DXSDK_DIR "${DXSDK_DIR}")
 300     ENDIF()
 301     IF(DXSDK_DIR)
 302         MESSAGE(STATUS "Using DirectX SDK directory: ${DXSDK_DIR}")
 303     ENDIF()
 304
 305     OPTION(FORCE_STATIC_VCRT "Force /MT for static VC runtimes" OFF)
 306     IF(FORCE_STATIC_VCRT)
 307         FOREACH(flag_var
 308                 CMAKE_C_FLAGS CMAKE_C_FLAGS_DEBUG CMAKE_C_FLAGS_RELEASE
 309                 CMAKE_C_FLAGS_MINSIZEREL CMAKE_C_FLAGS_RELWITHDEBINFO)
 310             IF(${flag_var} MATCHES "/MD")
 311                 STRING(REGEX REPLACE "/MD" "/MT" ${flag_var} "${${flag_var}}")
 312             ENDIF()
 313         ENDFOREACH(flag_var)
 314     ENDIF()
 315 ELSE()
 316     SET(EXTRA_CFLAGS "${EXTRA_CFLAGS} -Winline -Wall")
 317     CHECK_C_COMPILER_FLAG(-Wextra HAVE_W_EXTRA)
 318     IF(HAVE_W_EXTRA)
 319         SET(EXTRA_CFLAGS "${EXTRA_CFLAGS} -Wextra")
 320     ENDIF()
 321
 322     IF(ALSOFT_WERROR)
 323         SET(EXTRA_CFLAGS "${EXTRA_CFLAGS} -Werror")
 324     ENDIF()
 325
 326     # We want RelWithDebInfo to actually include debug stuff (define _DEBUG
 327     # instead of NDEBUG)
 328     FOREACH(flag_var  CMAKE_C_FLAGS_RELWITHDEBINFO CMAKE_CXX_FLAGS_RELWITHDEBINFO)
 329         IF(${flag_var} MATCHES "-DNDEBUG")
 330             STRING(REGEX REPLACE "-DNDEBUG" "-D_DEBUG" ${flag_var} "${${flag_var}}")
 331         ENDIF()
 332     ENDFOREACH()
 333
 334     CHECK_C_SOURCE_COMPILES("int foo() __attribute__((destructor));
 335                              int main() {return 0;}" HAVE_GCC_DESTRUCTOR)
 336
 337     option(ALSOFT_STATIC_LIBGCC "Force -static-libgcc for static GCC runtimes" OFF)
 338     if(ALSOFT_STATIC_LIBGCC)
 339         set(OLD_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES})
 340         set(CMAKE_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES} -static-libgcc)
 341         check_c_source_compiles(
 342 "#include <stdlib.h>
 343 int main()
 344 {
 345     return 0;
 346 }"
 347             HAVE_STATIC_LIBGCC_SWITCH
 348         )
 349         if(HAVE_STATIC_LIBGCC_SWITCH)
 350             set(EXTRA_LDFLAGS "${EXTRA_LDFLAGS} -static-libgcc")
 351         endif()
 352         set(CMAKE_REQUIRED_LIBRARIES ${OLD_REQUIRED_LIBRARIES})
 353         unset(OLD_REQUIRED_LIBRARIES)
 354     endif()
 355 ENDIF()
 356
 357 # Set visibility/export options if available
 358 SET(HIDDEN_DECL "")
 359 IF(WIN32)
 360     SET(EXPORT_DECL "__declspec(dllexport)")
 361     IF(NOT MINGW)
 362         SET(ALIGN_DECL "__declspec(align(x))")
 363     ELSE()
 364         SET(ALIGN_DECL "__declspec(aligned(x))")
 365     ENDIF()
 366 ELSE()
 367     SET(OLD_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS}")
 368     # Yes GCC, really don't accept visibility modes you don't support
 369     SET(CMAKE_REQUIRED_FLAGS "${OLD_REQUIRED_FLAGS} -Wattributes -Werror")
 370
 371     CHECK_C_SOURCE_COMPILES("int foo() __attribute__((visibility(\"protected\")));
 372                              int main() {return 0;}" HAVE_GCC_PROTECTED_VISIBILITY)
 373     IF(HAVE_GCC_PROTECTED_VISIBILITY)
 374         SET(EXPORT_DECL "__attribute__((visibility(\"protected\")))")
 375     ELSE()
 376         CHECK_C_SOURCE_COMPILES("int foo() __attribute__((visibility(\"default\")));
 377                                  int main() {return 0;}" HAVE_GCC_DEFAULT_VISIBILITY)
 378         IF(HAVE_GCC_DEFAULT_VISIBILITY)
 379             SET(EXPORT_DECL "__attribute__((visibility(\"default\")))")
 380         ENDIF()
 381     ENDIF()
 382
 383     IF(HAVE_GCC_PROTECTED_VISIBILITY OR HAVE_GCC_DEFAULT_VISIBILITY)
 384         CHECK_C_COMPILER_FLAG(-fvisibility=hidden HAVE_VISIBILITY_HIDDEN_SWITCH)
 385         IF(HAVE_VISIBILITY_HIDDEN_SWITCH)
 386             SET(EXTRA_CFLAGS "${EXTRA_CFLAGS} -fvisibility=hidden")
 387             SET(HIDDEN_DECL "__attribute__((visibility(\"hidden\")))")
 388         ENDIF()
 389     ENDIF()
 390
 391     CHECK_C_SOURCE_COMPILES("int foo __attribute__((aligned(16)));
 392                              int main() {return 0;}" HAVE_ATTRIBUTE_ALIGNED)
 393     IF(HAVE_ATTRIBUTE_ALIGNED)
 394         SET(ALIGN_DECL "__attribute__((aligned(x)))")
 395     ENDIF()
 396
 397     SET(CMAKE_REQUIRED_FLAGS "${OLD_REQUIRED_FLAGS}")
 398 ENDIF()
 399
 400 CHECK_C_SOURCE_COMPILES("
 401 int main()
 402 {
 403     float *ptr;
 404     ptr = __builtin_assume_aligned(ptr, 16);
 405     return 0;
 406 }" HAVE___BUILTIN_ASSUME_ALIGNED)
 407 IF(HAVE___BUILTIN_ASSUME_ALIGNED)
 408     SET(ASSUME_ALIGNED_DECL "__builtin_assume_aligned(x, y)")
 409 ELSE()
 410     SET(ASSUME_ALIGNED_DECL "x")
 411 ENDIF()
 412
 413 SET(SSE_SWITCH "")
 414 SET(SSE2_SWITCH "")
 415 SET(SSE3_SWITCH "")
 416 SET(SSE4_1_SWITCH "")
 417 SET(FPU_NEON_SWITCH "")
 418 IF(NOT MSVC)
 419     CHECK_C_COMPILER_FLAG(-msse HAVE_MSSE_SWITCH)
 420     IF(HAVE_MSSE_SWITCH)
 421         SET(SSE_SWITCH "-msse")
 422     ENDIF()
 423     CHECK_C_COMPILER_FLAG(-msse2 HAVE_MSSE2_SWITCH)
 424     IF(HAVE_MSSE2_SWITCH)
 425         SET(SSE2_SWITCH "-msse2")
 426     ENDIF()
 427     CHECK_C_COMPILER_FLAG(-msse3 HAVE_MSSE3_SWITCH)
 428     IF(HAVE_MSSE3_SWITCH)
 429         SET(SSE3_SWITCH "-msse3")
 430     ENDIF()
 431     CHECK_C_COMPILER_FLAG(-msse4.1 HAVE_MSSE4_1_SWITCH)
 432     IF(HAVE_MSSE4_1_SWITCH)
 433         SET(SSE4_1_SWITCH "-msse4.1")
 434     ENDIF()
 435     CHECK_C_COMPILER_FLAG(-mfpu=neon HAVE_MFPU_NEON_SWITCH)
 436     IF(HAVE_MFPU_NEON_SWITCH)
 437         SET(FPU_NEON_SWITCH "-mfpu=neon")
 438     ENDIF()
 439 ENDIF()
 440
 441 CHECK_C_SOURCE_COMPILES("int foo(const char *str, ...) __attribute__((format(printf, 1, 2)));
 442                          int main() {return 0;}" HAVE_GCC_FORMAT)
 443
 444 CHECK_INCLUDE_FILE(stdbool.h HAVE_STDBOOL_H)
 445 CHECK_INCLUDE_FILE(stdalign.h HAVE_STDALIGN_H)
 446 CHECK_INCLUDE_FILE(malloc.h HAVE_MALLOC_H)
 447 CHECK_INCLUDE_FILE(dirent.h HAVE_DIRENT_H)
 448 CHECK_INCLUDE_FILE(strings.h HAVE_STRINGS_H)
 449 CHECK_INCLUDE_FILE(cpuid.h HAVE_CPUID_H)
 450 CHECK_INCLUDE_FILE(intrin.h HAVE_INTRIN_H)
 451 CHECK_INCLUDE_FILE(sys/sysconf.h HAVE_SYS_SYSCONF_H)
 452 CHECK_INCLUDE_FILE(fenv.h HAVE_FENV_H)
 453 CHECK_INCLUDE_FILE(float.h HAVE_FLOAT_H)
 454 CHECK_INCLUDE_FILE(ieeefp.h HAVE_IEEEFP_H)
 455 CHECK_INCLUDE_FILE(guiddef.h HAVE_GUIDDEF_H)
 456 IF(NOT HAVE_GUIDDEF_H)
 457     CHECK_INCLUDE_FILE(initguid.h HAVE_INITGUID_H)
 458 ENDIF()
 459
 460 # Some systems need libm for some of the following math functions to work
 461 CHECK_LIBRARY_EXISTS(m pow "" HAVE_LIBM)
 462 IF(HAVE_LIBM)
 463     SET(EXTRA_LIBS m ${EXTRA_LIBS})
 464     SET(CMAKE_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES} m)
 465 ENDIF()
 466
 467 # Check for the dlopen API (for dynamicly loading backend libs)
 468 IF(ALSOFT_DLOPEN)
 469     CHECK_LIBRARY_EXISTS(dl dlopen "" HAVE_LIBDL)
 470     IF(HAVE_LIBDL)
 471         SET(EXTRA_LIBS dl ${EXTRA_LIBS})
 472         SET(CMAKE_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES} dl)
 473     ENDIF()
 474
 475     CHECK_INCLUDE_FILE(dlfcn.h HAVE_DLFCN_H)
 476 ENDIF()
 477
 478 # Check for a cpuid intrinsic
 479 IF(HAVE_CPUID_H)
 480     CHECK_C_SOURCE_COMPILES("#include <cpuid.h>
 481         int main()
 482         {
 483             unsigned int eax, ebx, ecx, edx;
 484             return __get_cpuid(0, &eax, &ebx, &ecx, &edx);
 485         }" HAVE_GCC_GET_CPUID)
 486 ENDIF()
 487 IF(HAVE_INTRIN_H)
 488     CHECK_C_SOURCE_COMPILES("#include <intrin.h>
 489         int main()
 490         {
 491             int regs[4];
 492             __cpuid(regs, 0);
 493             return regs[0];
 494         }" HAVE_CPUID_INTRINSIC)
 495 ENDIF()
 496
 497 CHECK_SYMBOL_EXISTS(aligned_alloc    stdlib.h HAVE_ALIGNED_ALLOC)
 498 CHECK_SYMBOL_EXISTS(posix_memalign   stdlib.h HAVE_POSIX_MEMALIGN)
 499 CHECK_SYMBOL_EXISTS(_aligned_malloc  malloc.h HAVE__ALIGNED_MALLOC)
 500 CHECK_SYMBOL_EXISTS(lrintf math.h HAVE_LRINTF)
 501 CHECK_SYMBOL_EXISTS(modff  math.h HAVE_MODFF)
 502 IF(NOT HAVE_C99_VLA)
 503     CHECK_SYMBOL_EXISTS(alloca malloc.h HAVE_ALLOCA)
 504     IF(NOT HAVE_ALLOCA)
 505         MESSAGE(FATAL_ERROR "No alloca function found, please report!")
 506     ENDIF()
 507 ENDIF()
 508
 509 IF(HAVE_FLOAT_H)
 510     CHECK_SYMBOL_EXISTS(_controlfp float.h HAVE__CONTROLFP)
 511     CHECK_SYMBOL_EXISTS(__control87_2 float.h HAVE___CONTROL87_2)
 512 ENDIF()
 513
 514 CHECK_FUNCTION_EXISTS(stat HAVE_STAT)
 515 CHECK_FUNCTION_EXISTS(strtof HAVE_STRTOF)
 516 CHECK_FUNCTION_EXISTS(strcasecmp HAVE_STRCASECMP)
 517 IF(NOT HAVE_STRCASECMP)
 518     CHECK_FUNCTION_EXISTS(_stricmp HAVE__STRICMP)
 519     IF(NOT HAVE__STRICMP)
 520         MESSAGE(FATAL_ERROR "No case-insensitive compare function found, please report!")
 521     ENDIF()
 522
 523     ADD_DEFINITIONS(-Dstrcasecmp=_stricmp)
 524 ENDIF()
 525
 526 CHECK_FUNCTION_EXISTS(strncasecmp HAVE_STRNCASECMP)
 527 IF(NOT HAVE_STRNCASECMP)
 528     CHECK_FUNCTION_EXISTS(_strnicmp HAVE__STRNICMP)
 529     IF(NOT HAVE__STRNICMP)
 530         MESSAGE(FATAL_ERROR "No case-insensitive size-limitted compare function found, please report!")
 531     ENDIF()
 532
 533     ADD_DEFINITIONS(-Dstrncasecmp=_strnicmp)
 534 ENDIF()
 535
 536 CHECK_SYMBOL_EXISTS(strnlen string.h HAVE_STRNLEN)
 537 CHECK_SYMBOL_EXISTS(snprintf stdio.h HAVE_SNPRINTF)
 538 IF(NOT HAVE_SNPRINTF)
 539     CHECK_FUNCTION_EXISTS(_snprintf HAVE__SNPRINTF)
 540     IF(NOT HAVE__SNPRINTF)
 541         MESSAGE(FATAL_ERROR "No snprintf function found, please report!")
 542     ENDIF()
 543
 544     ADD_DEFINITIONS(-Dsnprintf=_snprintf)
 545 ENDIF()
 546
 547 CHECK_SYMBOL_EXISTS(isfinite math.h HAVE_ISFINITE)
 548 IF(NOT HAVE_ISFINITE)
 549     CHECK_FUNCTION_EXISTS(finite HAVE_FINITE)
 550     IF(NOT HAVE_FINITE)
 551         CHECK_FUNCTION_EXISTS(_finite HAVE__FINITE)
 552         IF(NOT HAVE__FINITE)
 553             MESSAGE(FATAL_ERROR "No isfinite function found, please report!")
 554         ENDIF()
 555         ADD_DEFINITIONS(-Disfinite=_finite)
 556     ELSE()
 557         ADD_DEFINITIONS(-Disfinite=finite)
 558     ENDIF()
 559 ENDIF()
 560
 561 CHECK_SYMBOL_EXISTS(isnan math.h HAVE_ISNAN)
 562 IF(NOT HAVE_ISNAN)
 563     CHECK_FUNCTION_EXISTS(_isnan HAVE__ISNAN)
 564     IF(NOT HAVE__ISNAN)
 565         MESSAGE(FATAL_ERROR "No isnan function found, please report!")
 566     ENDIF()
 567
 568     ADD_DEFINITIONS(-Disnan=_isnan)
 569 ENDIF()
 570
 571
 572 # Check if we have Windows headers
 573 CHECK_INCLUDE_FILE(windows.h HAVE_WINDOWS_H -D_WIN32_WINNT=0x0502)
 574 IF(NOT HAVE_WINDOWS_H)
 575     CHECK_SYMBOL_EXISTS(gettimeofday sys/time.h HAVE_GETTIMEOFDAY)
 576     IF(NOT HAVE_GETTIMEOFDAY)
 577         MESSAGE(FATAL_ERROR "No timing function found!")
 578     ENDIF()
 579
 580     CHECK_SYMBOL_EXISTS(nanosleep time.h HAVE_NANOSLEEP)
 581     IF(NOT HAVE_NANOSLEEP)
 582         MESSAGE(FATAL_ERROR "No sleep function found!")
 583     ENDIF()
 584
 585     # We need pthreads outside of Windows
 586     CHECK_INCLUDE_FILE(pthread.h HAVE_PTHREAD_H)
 587     IF(NOT HAVE_PTHREAD_H)
 588         MESSAGE(FATAL_ERROR "PThreads is required for non-Windows builds!")
 589     ENDIF()
 590     # Some systems need pthread_np.h to get recursive mutexes
 591     CHECK_INCLUDE_FILES("pthread.h;pthread_np.h" HAVE_PTHREAD_NP_H)
 592
 593     CHECK_C_COMPILER_FLAG(-pthread HAVE_PTHREAD)
 594     IF(HAVE_PTHREAD)
 595         SET(EXTRA_CFLAGS "${EXTRA_CFLAGS} -pthread")
 596         SET(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -pthread")
 597         SET(EXTRA_LDFLAGS "${EXTRA_LDFLAGS} -pthread")
 598     ENDIF()
 599
 600     CHECK_LIBRARY_EXISTS(pthread pthread_create "" HAVE_LIBPTHREAD)
 601     IF(HAVE_LIBPTHREAD)
 602         SET(EXTRA_LIBS pthread ${EXTRA_LIBS})
 603     ENDIF()
 604
 605     CHECK_SYMBOL_EXISTS(pthread_setschedparam pthread.h HAVE_PTHREAD_SETSCHEDPARAM)
 606
 607     IF(HAVE_PTHREAD_NP_H)
 608         CHECK_SYMBOL_EXISTS(pthread_setname_np "pthread.h;pthread_np.h" HAVE_PTHREAD_SETNAME_NP)
 609         IF(NOT HAVE_PTHREAD_SETNAME_NP)
 610             CHECK_SYMBOL_EXISTS(pthread_set_name_np "pthread.h;pthread_np.h" HAVE_PTHREAD_SET_NAME_NP)
 611         ELSE()
 612             CHECK_C_SOURCE_COMPILES("
 613 #include <pthread.h>
 614 #include <pthread_np.h>
 615 int main()
 616 {
 617     pthread_setname_np(\"testname\");
 618     return 0;
 619 }"
 620                 PTHREAD_SETNAME_NP_ONE_PARAM
 621             )
 622         ENDIF()
 623         CHECK_SYMBOL_EXISTS(pthread_mutexattr_setkind_np "pthread.h;pthread_np.h" HAVE_PTHREAD_MUTEXATTR_SETKIND_NP)
 624     ELSE()
 625         CHECK_SYMBOL_EXISTS(pthread_setname_np pthread.h HAVE_PTHREAD_SETNAME_NP)
 626         IF(NOT HAVE_PTHREAD_SETNAME_NP)
 627             CHECK_SYMBOL_EXISTS(pthread_set_name_np pthread.h HAVE_PTHREAD_SET_NAME_NP)
 628         ELSE()
 629             CHECK_C_SOURCE_COMPILES("
 630 #include <pthread.h>
 631 int main()
 632 {
 633     pthread_setname_np(\"testname\");
 634     return 0;
 635 }"
 636                 PTHREAD_SETNAME_NP_ONE_PARAM
 637             )
 638         ENDIF()
 639         CHECK_SYMBOL_EXISTS(pthread_mutexattr_setkind_np pthread.h HAVE_PTHREAD_MUTEXATTR_SETKIND_NP)
 640     ENDIF()
 641
 642     CHECK_SYMBOL_EXISTS(pthread_mutex_timedlock pthread.h HAVE_PTHREAD_MUTEX_TIMEDLOCK)
 643
 644     CHECK_LIBRARY_EXISTS(rt clock_gettime "" HAVE_LIBRT)
 645     IF(HAVE_LIBRT)
 646         SET(EXTRA_LIBS rt ${EXTRA_LIBS})
 647     ENDIF()
 648 ENDIF()
 649
 650 # Check for a 64-bit type
 651 CHECK_INCLUDE_FILE(stdint.h HAVE_STDINT_H)
 652 IF(NOT HAVE_STDINT_H)
 653     IF(HAVE_WINDOWS_H)
 654         CHECK_C_SOURCE_COMPILES("#define _WIN32_WINNT 0x0502
 655                                  #include <windows.h>
 656                                  __int64 foo;
 657                                  int main() {return 0;}" HAVE___INT64)
 658     ENDIF()
 659     IF(NOT HAVE___INT64)
 660         IF(NOT SIZEOF_LONG MATCHES "8")
 661             IF(NOT SIZEOF_LONG_LONG MATCHES "8")
 662                 MESSAGE(FATAL_ERROR "No 64-bit types found, please report!")
 663             ENDIF()
 664         ENDIF()
 665     ENDIF()
 666 ENDIF()
 667
 668
 669 SET(COMMON_OBJS  common/almalloc.c
 670                  common/atomic.c
 671                  common/rwlock.c
 672                  common/threads.c
 673                  common/uintmap.c
 674 )
 675 SET(OPENAL_OBJS  OpenAL32/alAuxEffectSlot.c
 676                  OpenAL32/alBuffer.c
 677                  OpenAL32/alEffect.c
 678                  OpenAL32/alError.c
 679                  OpenAL32/alExtension.c
 680                  OpenAL32/alFilter.c
 681                  OpenAL32/alListener.c
 682                  OpenAL32/alSource.c
 683                  OpenAL32/alState.c
 684                  OpenAL32/alThunk.c
 685                  OpenAL32/sample_cvt.c
 686 )
 687 SET(ALC_OBJS  Alc/ALc.c
 688               Alc/ALu.c
 689               Alc/alcConfig.c
 690               Alc/alcRing.c
 691               Alc/bs2b.c
 692               Alc/converter.c
 693               Alc/effects/chorus.c
 694               Alc/effects/compressor.c
 695               Alc/effects/dedicated.c
 696               Alc/effects/distortion.c
 697               Alc/effects/echo.c
 698               Alc/effects/equalizer.c
 699               Alc/effects/flanger.c
 700               Alc/effects/modulator.c
 701               Alc/effects/null.c
 702               Alc/effects/reverb.c
 703               Alc/helpers.c
 704               Alc/bsinc.c
 705               Alc/hrtf.c
 706               Alc/uhjfilter.c
 707               Alc/ambdec.c
 708               Alc/bformatdec.c
 709               Alc/nfcfilter.c
 710               Alc/panning.c
 711               Alc/mixer.c
 712               Alc/mixer_c.c
 713 )
 714
 715
 716 SET(CPU_EXTS "Default")
 717 SET(HAVE_SSE        0)
 718 SET(HAVE_SSE2       0)
 719 SET(HAVE_SSE3       0)
 720 SET(HAVE_SSE4_1     0)
 721 SET(HAVE_NEON       0)
 722
 723 SET(HAVE_ALSA       0)
 724 SET(HAVE_OSS        0)
 725 SET(HAVE_SOLARIS    0)
 726 SET(HAVE_SNDIO      0)
 727 SET(HAVE_QSA        0)
 728 SET(HAVE_DSOUND     0)
 729 SET(HAVE_MMDEVAPI   0)
 730 SET(HAVE_WINMM      0)
 731 SET(HAVE_PORTAUDIO  0)
 732 SET(HAVE_PULSEAUDIO 0)
 733 SET(HAVE_COREAUDIO  0)
 734 SET(HAVE_OPENSL     0)
 735 SET(HAVE_WAVE       0)
 736
 737 # Check for SSE support
 738 OPTION(ALSOFT_REQUIRE_SSE "Require SSE support" OFF)
 739 CHECK_INCLUDE_FILE(xmmintrin.h HAVE_XMMINTRIN_H "${SSE_SWITCH}")
 740 IF(HAVE_XMMINTRIN_H)
 741     OPTION(ALSOFT_CPUEXT_SSE "Enable SSE support" ON)
 742     IF(ALSOFT_CPUEXT_SSE)
 743         IF(ALIGN_DECL OR HAVE_C11_ALIGNAS)
 744             SET(HAVE_SSE 1)
 745             SET(ALC_OBJS  ${ALC_OBJS} Alc/mixer_sse.c)
 746             IF(SSE_SWITCH)
 747                 SET_SOURCE_FILES_PROPERTIES(Alc/mixer_sse.c PROPERTIES
 748                                             COMPILE_FLAGS "${SSE_SWITCH}")
 749             ENDIF()
 750             SET(CPU_EXTS "${CPU_EXTS}, SSE")
 751         ENDIF()
 752     ENDIF()
 753 ENDIF()
 754 IF(ALSOFT_REQUIRE_SSE AND NOT HAVE_SSE)
 755     MESSAGE(FATAL_ERROR "Failed to enabled required SSE CPU extensions")
 756 ENDIF()
 757
 758 OPTION(ALSOFT_REQUIRE_SSE2 "Require SSE2 support" OFF)
 759 CHECK_INCLUDE_FILE(emmintrin.h HAVE_EMMINTRIN_H "${SSE2_SWITCH}")
 760 IF(HAVE_EMMINTRIN_H)
 761     OPTION(ALSOFT_CPUEXT_SSE2 "Enable SSE2 support" ON)
 762     IF(HAVE_SSE AND ALSOFT_CPUEXT_SSE2)
 763         IF(ALIGN_DECL OR HAVE_C11_ALIGNAS)
 764             SET(HAVE_SSE2 1)
 765             SET(ALC_OBJS  ${ALC_OBJS} Alc/mixer_sse2.c)
 766             IF(SSE2_SWITCH)
 767                 SET_SOURCE_FILES_PROPERTIES(Alc/mixer_sse2.c PROPERTIES
 768                                             COMPILE_FLAGS "${SSE2_SWITCH}")
 769             ENDIF()
 770             SET(CPU_EXTS "${CPU_EXTS}, SSE2")
 771         ENDIF()
 772     ENDIF()
 773 ENDIF()
 774 IF(ALSOFT_REQUIRE_SSE2 AND NOT HAVE_SSE2)
 775     MESSAGE(FATAL_ERROR "Failed to enable required SSE2 CPU extensions")
 776 ENDIF()
 777
 778 OPTION(ALSOFT_REQUIRE_SSE2 "Require SSE3 support" OFF)
 779 CHECK_INCLUDE_FILE(pmmintrin.h HAVE_PMMINTRIN_H "${SSE3_SWITCH}")
 780 IF(HAVE_EMMINTRIN_H)
 781     OPTION(ALSOFT_CPUEXT_SSE3 "Enable SSE3 support" ON)
 782     IF(HAVE_SSE2 AND ALSOFT_CPUEXT_SSE3)
 783         IF(ALIGN_DECL OR HAVE_C11_ALIGNAS)
 784             SET(HAVE_SSE3 1)
 785             SET(ALC_OBJS  ${ALC_OBJS} Alc/mixer_sse3.c)
 786             IF(SSE2_SWITCH)
 787                 SET_SOURCE_FILES_PROPERTIES(Alc/mixer_sse3.c PROPERTIES
 788                                             COMPILE_FLAGS "${SSE3_SWITCH}")
 789             ENDIF()
 790             SET(CPU_EXTS "${CPU_EXTS}, SSE3")
 791         ENDIF()
 792     ENDIF()
 793 ENDIF()
 794 IF(ALSOFT_REQUIRE_SSE3 AND NOT HAVE_SSE3)
 795     MESSAGE(FATAL_ERROR "Failed to enable required SSE3 CPU extensions")
 796 ENDIF()
 797
 798 OPTION(ALSOFT_REQUIRE_SSE4_1 "Require SSE4.1 support" OFF)
 799 CHECK_INCLUDE_FILE(smmintrin.h HAVE_SMMINTRIN_H "${SSE4_1_SWITCH}")
 800 IF(HAVE_SMMINTRIN_H)
 801     OPTION(ALSOFT_CPUEXT_SSE4_1 "Enable SSE4.1 support" ON)
 802     IF(HAVE_SSE2 AND ALSOFT_CPUEXT_SSE4_1)
 803         IF(ALIGN_DECL OR HAVE_C11_ALIGNAS)
 804             SET(HAVE_SSE4_1 1)
 805             SET(ALC_OBJS  ${ALC_OBJS} Alc/mixer_sse41.c)
 806             IF(SSE4_1_SWITCH)
 807                 SET_SOURCE_FILES_PROPERTIES(Alc/mixer_sse41.c PROPERTIES
 808                                             COMPILE_FLAGS "${SSE4_1_SWITCH}")
 809             ENDIF()
 810             SET(CPU_EXTS "${CPU_EXTS}, SSE4.1")
 811         ENDIF()
 812     ENDIF()
 813 ENDIF()
 814 IF(ALSOFT_REQUIRE_SSE4_1 AND NOT HAVE_SSE4_1)
 815     MESSAGE(FATAL_ERROR "Failed to enable required SSE4.1 CPU extensions")
 816 ENDIF()
 817
 818 # Check for ARM Neon support
 819 OPTION(ALSOFT_REQUIRE_NEON "Require ARM Neon support" OFF)
 820 CHECK_INCLUDE_FILE(arm_neon.h HAVE_ARM_NEON_H)
 821 IF(HAVE_ARM_NEON_H)
 822     OPTION(ALSOFT_CPUEXT_NEON "Enable ARM Neon support" ON)
 823     IF(ALSOFT_CPUEXT_NEON)
 824         SET(HAVE_NEON 1)
 825         SET(ALC_OBJS  ${ALC_OBJS} Alc/mixer_neon.c)
 826         IF(FPU_NEON_SWITCH)
 827             SET_SOURCE_FILES_PROPERTIES(Alc/mixer_neon.c PROPERTIES
 828                                         COMPILE_FLAGS "${FPU_NEON_SWITCH}")
 829         ENDIF()
 830         SET(CPU_EXTS "${CPU_EXTS}, Neon")
 831     ENDIF()
 832 ENDIF()
 833 IF(ALSOFT_REQUIRE_NEON AND NOT HAVE_NEON)
 834     MESSAGE(FATAL_ERROR "Failed to enabled required ARM Neon CPU extensions")
 835 ENDIF()
 836
 837
 838 IF(WIN32 OR HAVE_DLFCN_H)
 839     SET(IS_LINKED "")
 840     MACRO(ADD_BACKEND_LIBS _LIBS)
 841     ENDMACRO()
 842 ELSE()
 843     SET(IS_LINKED " (linked)")
 844     MACRO(ADD_BACKEND_LIBS _LIBS)
 845         SET(EXTRA_LIBS ${_LIBS} ${EXTRA_LIBS})
 846     ENDMACRO()
 847 ENDIF()
 848
 849 SET(BACKENDS "")
 850 SET(ALC_OBJS  ${ALC_OBJS}
 851               Alc/backends/base.c
 852               # Default backends, always available
 853               Alc/backends/loopback.c
 854               Alc/backends/null.c
 855 )
 856
 857 # Check ALSA backend
 858 OPTION(ALSOFT_REQUIRE_ALSA "Require ALSA backend" OFF)
 859 FIND_PACKAGE(ALSA)
 860 IF(ALSA_FOUND)
 861     OPTION(ALSOFT_BACKEND_ALSA "Enable ALSA backend" ON)
 862     IF(ALSOFT_BACKEND_ALSA)
 863         SET(HAVE_ALSA 1)
 864         SET(BACKENDS  "${BACKENDS} ALSA${IS_LINKED},")
 865         SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/alsa.c)
 866         ADD_BACKEND_LIBS(${ALSA_LIBRARIES})
 867     ENDIF()
 868 ENDIF()
 869 IF(ALSOFT_REQUIRE_ALSA AND NOT HAVE_ALSA)
 870     MESSAGE(FATAL_ERROR "Failed to enabled required ALSA backend")
 871 ENDIF()
 872
 873 # Check OSS backend
 874 OPTION(ALSOFT_REQUIRE_OSS "Require OSS backend" OFF)
 875 FIND_PACKAGE(OSS)
 876 IF(OSS_FOUND)
 877     OPTION(ALSOFT_BACKEND_OSS "Enable OSS backend" ON)
 878     IF(ALSOFT_BACKEND_OSS)
 879         SET(HAVE_OSS 1)
 880         SET(BACKENDS  "${BACKENDS} OSS,")
 881         SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/oss.c)
 882     ENDIF()
 883 ENDIF()
 884 IF(ALSOFT_REQUIRE_OSS AND NOT HAVE_OSS)
 885     MESSAGE(FATAL_ERROR "Failed to enabled required OSS backend")
 886 ENDIF()
 887
 888 # Check Solaris backend
 889 OPTION(ALSOFT_REQUIRE_SOLARIS "Require Solaris backend" OFF)
 890 FIND_PACKAGE(AudioIO)
 891 IF(AUDIOIO_FOUND)
 892     OPTION(ALSOFT_BACKEND_SOLARIS "Enable Solaris backend" ON)
 893     IF(ALSOFT_BACKEND_SOLARIS)
 894         SET(HAVE_SOLARIS 1)
 895         SET(BACKENDS  "${BACKENDS} Solaris,")
 896         SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/solaris.c)
 897     ENDIF()
 898 ENDIF()
 899 IF(ALSOFT_REQUIRE_SOLARIS AND NOT HAVE_SOLARIS)
 900     MESSAGE(FATAL_ERROR "Failed to enabled required Solaris backend")
 901 ENDIF()
 902
 903 # Check SndIO backend
 904 OPTION(ALSOFT_REQUIRE_SNDIO "Require SndIO backend" OFF)
 905 FIND_PACKAGE(SoundIO)
 906 IF(SOUNDIO_FOUND)
 907     OPTION(ALSOFT_BACKEND_SNDIO "Enable SndIO backend" ON)
 908     IF(ALSOFT_BACKEND_SNDIO)
 909         SET(HAVE_SNDIO 1)
 910         SET(BACKENDS  "${BACKENDS} SndIO (linked),")
 911         SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/sndio.c)
 912         SET(EXTRA_LIBS ${SOUNDIO_LIBRARIES} ${EXTRA_LIBS})
 913     ENDIF()
 914 ENDIF()
 915 IF(ALSOFT_REQUIRE_SNDIO AND NOT HAVE_SNDIO)
 916     MESSAGE(FATAL_ERROR "Failed to enabled required SndIO backend")
 917 ENDIF()
 918
 919 # Check QSA backend
 920 OPTION(ALSOFT_REQUIRE_QSA "Require QSA backend" OFF)
 921 FIND_PACKAGE(QSA)
 922 IF(QSA_FOUND)
 923     OPTION(ALSOFT_BACKEND_QSA "Enable QSA backend" ON)
 924     IF(ALSOFT_BACKEND_QSA)
 925         SET(HAVE_QSA 1)
 926         SET(BACKENDS  "${BACKENDS} QSA (linked),")
 927         SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/qsa.c)
 928         SET(EXTRA_LIBS ${QSA_LIBRARIES} ${EXTRA_LIBS})
 929     ENDIF()
 930 ENDIF()
 931 IF(ALSOFT_REQUIRE_QSA AND NOT HAVE_QSA)
 932     MESSAGE(FATAL_ERROR "Failed to enabled required QSA backend")
 933 ENDIF()
 934
 935 # Check Windows-only backends
 936 OPTION(ALSOFT_REQUIRE_WINMM "Require Windows Multimedia backend" OFF)
 937 OPTION(ALSOFT_REQUIRE_DSOUND "Require DirectSound backend" OFF)
 938 OPTION(ALSOFT_REQUIRE_MMDEVAPI "Require MMDevApi backend" OFF)
 939 IF(HAVE_WINDOWS_H)
 940     # Check MMSystem backend
 941     CHECK_INCLUDE_FILES("windows.h;mmsystem.h" HAVE_MMSYSTEM_H -D_WIN32_WINNT=0x0502)
 942     IF(HAVE_MMSYSTEM_H)
 943         CHECK_SHARED_FUNCTION_EXISTS(waveOutOpen "windows.h;mmsystem.h" winmm "" HAVE_LIBWINMM)
 944         IF(HAVE_LIBWINMM)
 945             OPTION(ALSOFT_BACKEND_WINMM "Enable Windows Multimedia backend" ON)
 946             IF(ALSOFT_BACKEND_WINMM)
 947                 SET(HAVE_WINMM 1)
 948                 SET(BACKENDS  "${BACKENDS} WinMM,")
 949                 SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/winmm.c)
 950                 SET(EXTRA_LIBS winmm ${EXTRA_LIBS})
 951             ENDIF()
 952         ENDIF()
 953     ENDIF()
 954
 955     # Check DSound backend
 956     FIND_PACKAGE(DSound)
 957     IF(DSOUND_FOUND)
 958         OPTION(ALSOFT_BACKEND_DSOUND "Enable DirectSound backend" ON)
 959         IF(ALSOFT_BACKEND_DSOUND)
 960             SET(HAVE_DSOUND 1)
 961             SET(BACKENDS  "${BACKENDS} DirectSound${IS_LINKED},")
 962             SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/dsound.c)
 963             ADD_BACKEND_LIBS(${DSOUND_LIBRARIES})
 964         ENDIF()
 965     ENDIF()
 966
 967     # Check for MMDevApi backend
 968     CHECK_INCLUDE_FILE(mmdeviceapi.h HAVE_MMDEVICEAPI_H)
 969     IF(HAVE_MMDEVICEAPI_H)
 970         OPTION(ALSOFT_BACKEND_MMDEVAPI "Enable MMDevApi backend" ON)
 971         IF(ALSOFT_BACKEND_MMDEVAPI)
 972             SET(HAVE_MMDEVAPI 1)
 973             SET(BACKENDS  "${BACKENDS} MMDevApi,")
 974             SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/mmdevapi.c)
 975         ENDIF()
 976     ENDIF()
 977 ENDIF()
 978 IF(ALSOFT_REQUIRE_WINMM AND NOT HAVE_WINMM)
 979     MESSAGE(FATAL_ERROR "Failed to enabled required WinMM backend")
 980 ENDIF()
 981 IF(ALSOFT_REQUIRE_DSOUND AND NOT HAVE_DSOUND)
 982     MESSAGE(FATAL_ERROR "Failed to enabled required DSound backend")
 983 ENDIF()
 984 IF(ALSOFT_REQUIRE_MMDEVAPI AND NOT HAVE_MMDEVAPI)
 985     MESSAGE(FATAL_ERROR "Failed to enabled required MMDevApi backend")
 986 ENDIF()
 987
 988 # Check PortAudio backend
 989 OPTION(ALSOFT_REQUIRE_PORTAUDIO "Require PortAudio backend" OFF)
 990 FIND_PACKAGE(PortAudio)
 991 IF(PORTAUDIO_FOUND)
 992     OPTION(ALSOFT_BACKEND_PORTAUDIO "Enable PortAudio backend" ON)
 993     IF(ALSOFT_BACKEND_PORTAUDIO)
 994         SET(HAVE_PORTAUDIO 1)
 995         SET(BACKENDS  "${BACKENDS} PortAudio${IS_LINKED},")
 996         SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/portaudio.c)
 997         ADD_BACKEND_LIBS(${PORTAUDIO_LIBRARIES})
 998     ENDIF()
 999 ENDIF()
1000 IF(ALSOFT_REQUIRE_PORTAUDIO AND NOT HAVE_PORTAUDIO)
1001     MESSAGE(FATAL_ERROR "Failed to enabled required PortAudio backend")
1002 ENDIF()
1003
1004 # Check PulseAudio backend
1005 OPTION(ALSOFT_REQUIRE_PULSEAUDIO "Require PulseAudio backend" OFF)
1006 FIND_PACKAGE(PulseAudio)
1007 IF(PULSEAUDIO_FOUND)
1008     OPTION(ALSOFT_BACKEND_PULSEAUDIO "Enable PulseAudio backend" ON)
1009     IF(ALSOFT_BACKEND_PULSEAUDIO)
1010         SET(HAVE_PULSEAUDIO 1)
1011         SET(BACKENDS  "${BACKENDS} PulseAudio${IS_LINKED},")
1012         SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/pulseaudio.c)
1013         ADD_BACKEND_LIBS(${PULSEAUDIO_LIBRARIES})
1014     ENDIF()
1015 ENDIF()
1016 IF(ALSOFT_REQUIRE_PULSEAUDIO AND NOT HAVE_PULSEAUDIO)
1017     MESSAGE(FATAL_ERROR "Failed to enabled required PulseAudio backend")
1018 ENDIF()
1019
1020 # Check JACK backend
1021 OPTION(ALSOFT_REQUIRE_JACK "Require JACK backend" OFF)
1022 FIND_PACKAGE(JACK)
1023 IF(JACK_FOUND)
1024     OPTION(ALSOFT_BACKEND_JACK "Enable JACK backend" ON)
1025     IF(ALSOFT_BACKEND_JACK)
1026         SET(HAVE_JACK 1)
1027         SET(BACKENDS  "${BACKENDS} JACK${IS_LINKED},")
1028         SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/jack.c)
1029         ADD_BACKEND_LIBS(${JACK_LIBRARIES})
1030     ENDIF()
1031 ENDIF()
1032 IF(ALSOFT_REQUIRE_JACK AND NOT HAVE_JACK)
1033     MESSAGE(FATAL_ERROR "Failed to enabled required JACK backend")
1034 ENDIF()
1035
1036 # Check CoreAudio backend
1037 OPTION(ALSOFT_REQUIRE_COREAUDIO "Require CoreAudio backend" OFF)
1038 FIND_LIBRARY(COREAUDIO_FRAMEWORK
1039              NAMES CoreAudio
1040              PATHS /System/Library/Frameworks
1041 )
1042 IF(COREAUDIO_FRAMEWORK)
1043     OPTION(ALSOFT_BACKEND_COREAUDIO "Enable CoreAudio backend" ON)
1044     IF(ALSOFT_BACKEND_COREAUDIO)
1045         SET(HAVE_COREAUDIO 1)
1046         SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/coreaudio.c)
1047         SET(BACKENDS  "${BACKENDS} CoreAudio,")
1048         SET(EXTRA_LIBS ${COREAUDIO_FRAMEWORK} ${EXTRA_LIBS})
1049         SET(EXTRA_LIBS /System/Library/Frameworks/AudioUnit.framework ${EXTRA_LIBS})
1050         SET(EXTRA_LIBS /System/Library/Frameworks/ApplicationServices.framework ${EXTRA_LIBS})
1051
1052         # Some versions of OSX may need the AudioToolbox framework. Add it if
1053         # it's found.
1054         FIND_LIBRARY(AUDIOTOOLBOX_LIBRARY
1055                      NAMES AudioToolbox
1056                      PATHS ~/Library/Frameworks
1057                            /Library/Frameworks
1058                            /System/Library/Frameworks
1059                     )
1060         IF(AUDIOTOOLBOX_LIBRARY)
1061             SET(EXTRA_LIBS ${AUDIOTOOLBOX_LIBRARY} ${EXTRA_LIBS})
1062         ENDIF()
1063     ENDIF()
1064 ENDIF()
1065 IF(ALSOFT_REQUIRE_COREAUDIO AND NOT HAVE_COREAUDIO)
1066     MESSAGE(FATAL_ERROR "Failed to enabled required CoreAudio backend")
1067 ENDIF()
1068
1069 # Check for OpenSL (Android) backend
1070 OPTION(ALSOFT_REQUIRE_OPENSL "Require OpenSL backend" OFF)
1071 CHECK_INCLUDE_FILES("SLES/OpenSLES.h;SLES/OpenSLES_Android.h" HAVE_SLES_OPENSLES_ANDROID_H)
1072 IF(HAVE_SLES_OPENSLES_ANDROID_H)
1073     CHECK_SHARED_FUNCTION_EXISTS(slCreateEngine "SLES/OpenSLES.h" OpenSLES "" HAVE_LIBOPENSLES)
1074     IF(HAVE_LIBOPENSLES)
1075         OPTION(ALSOFT_BACKEND_OPENSL "Enable OpenSL backend" ON)
1076         IF(ALSOFT_BACKEND_OPENSL)
1077             SET(HAVE_OPENSL 1)
1078             SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/opensl.c)
1079             SET(BACKENDS  "${BACKENDS} OpenSL,")
1080             SET(EXTRA_LIBS OpenSLES ${EXTRA_LIBS})
1081         ENDIF()
1082     ENDIF()
1083 ENDIF()
1084 IF(ALSOFT_REQUIRE_OPENSL AND NOT HAVE_OPENSL)
1085     MESSAGE(FATAL_ERROR "Failed to enabled required OpenSL backend")
1086 ENDIF()
1087
1088 # Optionally enable the Wave Writer backend
1089 OPTION(ALSOFT_BACKEND_WAVE "Enable Wave Writer backend" ON)
1090 IF(ALSOFT_BACKEND_WAVE)
1091     SET(HAVE_WAVE 1)
1092     SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/wave.c)
1093     SET(BACKENDS  "${BACKENDS} WaveFile,")
1094 ENDIF()
1095
1096 # This is always available
1097 SET(BACKENDS  "${BACKENDS} Null")
1098
1099 option(ALSOFT_EMBED_HRTF_DATA "Embed the HRTF data files (increases library footprint)" OFF)
1100 if(ALSOFT_EMBED_HRTF_DATA)
1101     if(WIN32)
1102         set(ALC_OBJS  ${ALC_OBJS} Alc/hrtf_res.rc)
1103     elseif(APPLE)
1104         macro(add_custom_binary FILENAME BIN_NAME)
1105             set(outfile ${CMAKE_CURRENT_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/${FILENAME}${CMAKE_C_OUTPUT_EXTENSION})
1106             set(stubsrcfile ${CMAKE_CURRENT_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/${FILENAME}.stub.c)
1107             set(stubfile ${CMAKE_CURRENT_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/${FILENAME}.stub${CMAKE_C_OUTPUT_EXTENSION})
1108             add_custom_command(OUTPUT ${outfile}
1109                 DEPENDS "${CMAKE_CURRENT_SOURCE_DIR}/hrtf/${FILENAME}"
1110                 WORKING_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}/hrtf"
1111                 COMMAND touch "${stubsrcfile}"
1112                 COMMAND "${CMAKE_C_COMPILER}" -o "${stubfile}" -c "${stubsrcfile}"
1113                 COMMAND "${CMAKE_LINKER}" -r -o "${outfile}" -sectcreate binary ${BIN_NAME} ${FILENAME} "${stubfile}"
1114                 COMMAND rm "${stubsrcfile}" "${stubfile}"
1115                 COMMENT "Generating ${FILENAME}${CMAKE_C_OUTPUT_EXTENSION}"
1116                 VERBATIM
1117             )
1118             set(ALC_OBJS  ${ALC_OBJS} ${outfile})
1119         endmacro()
1120         add_custom_binary(default-44100.mhr "default_44100")
1121         add_custom_binary(default-48000.mhr "default_48000")
1122     else()
1123         set(FILENAMES default-44100.mhr default-48000.mhr)
1124         foreach(FILENAME ${FILENAMES})
1125             set(outfile ${CMAKE_CURRENT_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/${FILENAME}${CMAKE_C_OUTPUT_EXTENSION})
1126             add_custom_command(OUTPUT ${outfile}
1127                 DEPENDS "${CMAKE_CURRENT_SOURCE_DIR}/hrtf/${FILENAME}"
1128                 WORKING_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}/hrtf"
1129                 COMMAND "${CMAKE_LINKER}" -r -b binary -o "${outfile}" ${FILENAME}
1130                 COMMAND "${CMAKE_OBJCOPY}" --rename-section .data=.rodata,alloc,load,readonly,data,contents "${outfile}" "${outfile}"
1131                 COMMENT "Generating ${FILENAME}${CMAKE_C_OUTPUT_EXTENSION}"
1132                 VERBATIM
1133             )
1134             set(ALC_OBJS  ${ALC_OBJS} ${outfile})
1135         endforeach()
1136         unset(outfile)
1137         unset(FILENAMES)
1138     endif()
1139 endif()
1140
1141
1142 IF(ALSOFT_UTILS AND NOT ALSOFT_NO_CONFIG_UTIL)
1143     add_subdirectory(utils/alsoft-config)
1144 ENDIF()
1145 IF(ALSOFT_EXAMPLES)
1146     FIND_PACKAGE(SDL2)
1147     IF(SDL2_FOUND)
1148         FIND_PACKAGE(SDL_sound)
1149         FIND_PACKAGE(FFmpeg COMPONENTS AVFORMAT AVCODEC AVUTIL SWSCALE SWRESAMPLE)
1150     ENDIF()
1151 ENDIF()
1152
1153 IF(LIBTYPE STREQUAL "STATIC")
1154     ADD_DEFINITIONS(-DAL_LIBTYPE_STATIC)
1155     SET(PKG_CONFIG_CFLAGS -DAL_LIBTYPE_STATIC ${PKG_CONFIG_CFLAGS})
1156 ENDIF()
1157
1158 IF(NOT WIN32)
1159     SET(LIBNAME "openal")
1160 ELSE()
1161     SET(LIBNAME "OpenAL32")
1162 ENDIF()
1163
1164 FIND_PACKAGE(Git)
1165 IF(GIT_FOUND AND EXISTS "${OpenAL_SOURCE_DIR}/.git")
1166     # Get the current working branch and its latest abbreviated commit hash
1167     ADD_CUSTOM_TARGET(build_version
1168         ${CMAKE_COMMAND} -D GIT_EXECUTABLE=${GIT_EXECUTABLE}
1169                          -D LIB_VERSION=${LIB_VERSION}
1170                          -D SRC=${OpenAL_SOURCE_DIR}/version.h.in
1171                          -D DST=${OpenAL_BINARY_DIR}/version.h
1172                          -P ${OpenAL_SOURCE_DIR}/version.cmake
1173         WORKING_DIRECTORY "${OpenAL_SOURCE_DIR}"
1174         VERBATIM
1175     )
1176 ELSE()
1177     SET(GIT_BRANCH "UNKNOWN")
1178     SET(GIT_COMMIT_HASH "unknown")
1179     CONFIGURE_FILE(
1180         "${OpenAL_SOURCE_DIR}/version.h.in"
1181         "${OpenAL_BINARY_DIR}/version.h")
1182 ENDIF()
1183
1184 # Needed for openal.pc.in
1185 SET(prefix ${CMAKE_INSTALL_PREFIX})
1186 SET(exec_prefix "\${prefix}")
1187 SET(libdir "\${exec_prefix}/${CMAKE_INSTALL_LIBDIR}")
1188 SET(bindir "\${exec_prefix}/${CMAKE_INSTALL_BINDIR}")
1189 SET(includedir "\${prefix}/${CMAKE_INSTALL_INCLUDEDIR}")
1190 SET(PACKAGE_VERSION "${LIB_VERSION}")
1191
1192 # End configuration
1193 CONFIGURE_FILE(
1194     "${OpenAL_SOURCE_DIR}/config.h.in"
1195     "${OpenAL_BINARY_DIR}/config.h")
1196 CONFIGURE_FILE(
1197     "${OpenAL_SOURCE_DIR}/openal.pc.in"
1198     "${OpenAL_BINARY_DIR}/openal.pc"
1199     @ONLY)
1200
1201 # Build main library
1202 IF(LIBTYPE STREQUAL "STATIC")
1203     ADD_LIBRARY(OpenAL STATIC ${COMMON_OBJS} ${OPENAL_OBJS} ${ALC_OBJS})
1204 ELSE()
1205     ADD_LIBRARY(OpenAL SHARED ${COMMON_OBJS} ${OPENAL_OBJS} ${ALC_OBJS})
1206 ENDIF()
1207 SET_PROPERTY(TARGET OpenAL APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1208 SET_PROPERTY(TARGET OpenAL APPEND PROPERTY COMPILE_DEFINITIONS AL_BUILD_LIBRARY AL_ALEXT_PROTOTYPES)
1209 IF(WIN32 AND ALSOFT_NO_UID_DEFS)
1210     SET_PROPERTY(TARGET OpenAL APPEND PROPERTY COMPILE_DEFINITIONS AL_NO_UID_DEFS)
1211 ENDIF()
1212 SET_PROPERTY(TARGET OpenAL APPEND PROPERTY INCLUDE_DIRECTORIES "${OpenAL_SOURCE_DIR}/OpenAL32/Include" "${OpenAL_SOURCE_DIR}/Alc")
1213 IF(HAVE_ALSA)
1214     SET_PROPERTY(TARGET OpenAL APPEND PROPERTY INCLUDE_DIRECTORIES ${ALSA_INCLUDE_DIRS})
1215 ENDIF()
1216 IF(HAVE_OSS)
1217     SET_PROPERTY(TARGET OpenAL APPEND PROPERTY INCLUDE_DIRECTORIES ${OSS_INCLUDE_DIRS})
1218 ENDIF()
1219 IF(HAVE_SOLARIS)
1220     SET_PROPERTY(TARGET OpenAL APPEND PROPERTY INCLUDE_DIRECTORIES ${AUDIOIO_INCLUDE_DIRS})
1221 ENDIF()
1222 IF(HAVE_SNDIO)
1223     SET_PROPERTY(TARGET OpenAL APPEND PROPERTY INCLUDE_DIRECTORIES ${SOUNDIO_INCLUDE_DIRS})
1224 ENDIF()
1225 IF(HAVE_QSA)
1226     SET_PROPERTY(TARGET OpenAL APPEND PROPERTY INCLUDE_DIRECTORIES ${QSA_INCLUDE_DIRS})
1227 ENDIF()
1228 IF(HAVE_DSOUND)
1229     SET_PROPERTY(TARGET OpenAL APPEND PROPERTY INCLUDE_DIRECTORIES ${DSOUND_INCLUDE_DIRS})
1230 ENDIF()
1231 IF(HAVE_PORTAUDIO)
1232     SET_PROPERTY(TARGET OpenAL APPEND PROPERTY INCLUDE_DIRECTORIES ${PORTAUDIO_INCLUDE_DIRS})
1233 ENDIF()
1234 IF(HAVE_PULSEAUDIO)
1235     SET_PROPERTY(TARGET OpenAL APPEND PROPERTY INCLUDE_DIRECTORIES ${PULSEAUDIO_INCLUDE_DIRS})
1236 ENDIF()
1237 IF(HAVE_JACK)
1238     SET_PROPERTY(TARGET OpenAL APPEND PROPERTY INCLUDE_DIRECTORIES ${JACK_INCLUDE_DIRS})
1239 ENDIF()
1240 IF(WIN32)
1241     IF(MSVC)
1242         SET_PROPERTY(TARGET OpenAL APPEND_STRING PROPERTY LINK_FLAGS " /SUBSYSTEM:WINDOWS")
1243     ELSEIF(CMAKE_COMPILER_IS_GNUCC)
1244         SET_PROPERTY(TARGET OpenAL APPEND_STRING PROPERTY LINK_FLAGS " -mwindows")
1245     ENDIF()
1246 ENDIF()
1247
1248 SET_TARGET_PROPERTIES(OpenAL PROPERTIES VERSION ${LIB_VERSION}
1249                                         SOVERSION ${LIB_MAJOR_VERSION})
1250 SET_TARGET_PROPERTIES(OpenAL PROPERTIES OUTPUT_NAME ${LIBNAME})
1251
1252 if(WIN32 AND NOT LIBTYPE STREQUAL "STATIC")
1253     SET_TARGET_PROPERTIES(OpenAL PROPERTIES PREFIX "")
1254
1255     IF(MINGW AND ALSOFT_BUILD_IMPORT_LIB)
1256         FIND_PROGRAM(SED_EXECUTABLE NAMES sed DOC "sed executable")
1257         FIND_PROGRAM(DLLTOOL_EXECUTABLE NAMES "${DLLTOOL}" DOC "dlltool executable")
1258         IF(NOT SED_EXECUTABLE OR NOT DLLTOOL_EXECUTABLE)
1259             MESSAGE(STATUS "")
1260             IF(NOT SED_EXECUTABLE)
1261                 MESSAGE(STATUS "WARNING: Cannot find sed, disabling .def/.lib generation")
1262             ENDIF()
1263             IF(NOT DLLTOOL_EXECUTABLE)
1264                 MESSAGE(STATUS "WARNING: Cannot find dlltool, disabling .def/.lib generation")
1265             ENDIF()
1266         ELSE()
1267             SET(EXTRA_LDFLAGS "${EXTRA_LDFLAGS} -Wl,--output-def,OpenAL32.def")
1268             ADD_CUSTOM_COMMAND(TARGET OpenAL POST_BUILD
1269                 COMMAND "${SED_EXECUTABLE}" -i -e "s/ @[^ ]*//" OpenAL32.def
1270                 COMMAND "${DLLTOOL_EXECUTABLE}" -d OpenAL32.def -l OpenAL32.lib -D OpenAL32.dll
1271                 COMMENT "Stripping ordinals from OpenAL32.def and generating OpenAL32.lib..."
1272                 VERBATIM
1273             )
1274         ENDIF()
1275     ENDIF()
1276 ENDIF()
1277
1278 SET_PROPERTY(TARGET OpenAL APPEND_STRING PROPERTY LINK_FLAGS ${EXTRA_LDFLAGS})
1279 TARGET_LINK_LIBRARIES(OpenAL ${EXTRA_LIBS})
1280 IF(TARGET build_version)
1281     ADD_DEPENDENCIES(OpenAL build_version)
1282 ENDIF()
1283
1284 IF(ALSOFT_INSTALL)
1285     # Add an install target here
1286     INSTALL(TARGETS OpenAL EXPORT OpenAL
1287             RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
1288             LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
1289             ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
1290             INCLUDES DESTINATION ${CMAKE_INSTALL_INCLUDEDIR} ${CMAKE_INSTALL_INCLUDEDIR}/AL
1291     )
1292     EXPORT(TARGETS OpenAL
1293            NAMESPACE OpenAL::
1294            FILE OpenALConfig.cmake)
1295     INSTALL(EXPORT OpenAL
1296             DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/OpenAL
1297             NAMESPACE OpenAL::
1298             FILE OpenALConfig.cmake)
1299     INSTALL(FILES include/AL/al.h
1300                   include/AL/alc.h
1301                   include/AL/alext.h
1302                   include/AL/efx.h
1303                   include/AL/efx-creative.h
1304                   include/AL/efx-presets.h
1305             DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/AL
1306     )
1307     INSTALL(FILES "${OpenAL_BINARY_DIR}/openal.pc"
1308             DESTINATION "${CMAKE_INSTALL_LIBDIR}/pkgconfig")
1309 ENDIF()
1310
1311
1312 MESSAGE(STATUS "")
1313 MESSAGE(STATUS "Building OpenAL with support for the following backends:")
1314 MESSAGE(STATUS "    ${BACKENDS}")
1315 MESSAGE(STATUS "")
1316 MESSAGE(STATUS "Building with support for CPU extensions:")
1317 MESSAGE(STATUS "    ${CPU_EXTS}")
1318 MESSAGE(STATUS "")
1319
1320 IF(WIN32)
1321     IF(NOT HAVE_DSOUND)
1322         MESSAGE(STATUS "WARNING: Building the Windows version without DirectSound output")
1323         MESSAGE(STATUS "         This is probably NOT what you want!")
1324         MESSAGE(STATUS "")
1325     ENDIF()
1326 ENDIF()
1327
1328 if(ALSOFT_EMBED_HRTF_DATA)
1329     message(STATUS "Embedding HRTF datasets")
1330     message(STATUS "")
1331 endif()
1332
1333 # Install alsoft.conf configuration file
1334 IF(ALSOFT_CONFIG)
1335     INSTALL(FILES alsoftrc.sample
1336             DESTINATION ${CMAKE_INSTALL_DATADIR}/openal
1337     )
1338     MESSAGE(STATUS "Installing sample configuration")
1339     MESSAGE(STATUS "")
1340 ENDIF()
1341
1342 # Install HRTF definitions
1343 IF(ALSOFT_HRTF_DEFS)
1344     INSTALL(FILES hrtf/default-44100.mhr
1345                   hrtf/default-48000.mhr
1346             DESTINATION ${CMAKE_INSTALL_DATADIR}/openal/hrtf
1347     )
1348     MESSAGE(STATUS "Installing HRTF definitions")
1349     MESSAGE(STATUS "")
1350 ENDIF()
1351
1352 # Install AmbDec presets
1353 IF(ALSOFT_AMBDEC_PRESETS)
1354     INSTALL(FILES presets/3D7.1.ambdec
1355                   presets/hexagon.ambdec
1356                   presets/itu5.1.ambdec
1357                   presets/rectangle.ambdec
1358                   presets/square.ambdec
1359                   presets/presets.txt
1360             DESTINATION ${CMAKE_INSTALL_DATADIR}/openal/presets
1361     )
1362     MESSAGE(STATUS "Installing AmbDec presets")
1363     MESSAGE(STATUS "")
1364 ENDIF()
1365
1366 IF(ALSOFT_UTILS)
1367     ADD_EXECUTABLE(openal-info utils/openal-info.c)
1368     SET_PROPERTY(TARGET openal-info APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1369     TARGET_LINK_LIBRARIES(openal-info OpenAL)
1370
1371     ADD_EXECUTABLE(makehrtf utils/makehrtf.c)
1372     SET_PROPERTY(TARGET makehrtf APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1373     IF(HAVE_LIBM)
1374         TARGET_LINK_LIBRARIES(makehrtf m)
1375     ENDIF()
1376
1377     ADD_EXECUTABLE(bsincgen utils/bsincgen.c)
1378     SET_PROPERTY(TARGET bsincgen APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1379     IF(HAVE_LIBM)
1380         TARGET_LINK_LIBRARIES(bsincgen m)
1381     ENDIF()
1382
1383     IF(ALSOFT_INSTALL)
1384         INSTALL(TARGETS openal-info makehrtf bsincgen
1385                 RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
1386                 LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
1387                 ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
1388         )
1389     ENDIF()
1390
1391     MESSAGE(STATUS "Building utility programs")
1392     IF(TARGET alsoft-config)
1393         MESSAGE(STATUS "Building configuration program")
1394     ENDIF()
1395     MESSAGE(STATUS "")
1396 ENDIF()
1397
1398 IF(ALSOFT_TESTS)
1399     SET(TEST_COMMON_OBJS  examples/common/alhelpers.c)
1400
1401     ADD_EXECUTABLE(altonegen examples/altonegen.c ${COMMON_OBJS} ${TEST_COMMON_OBJS})
1402     TARGET_LINK_LIBRARIES(altonegen OpenAL)
1403     SET_PROPERTY(TARGET altonegen APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1404
1405     IF(ALSOFT_INSTALL)
1406         INSTALL(TARGETS altonegen
1407                 RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
1408                 LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
1409                 ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
1410         )
1411     ENDIF()
1412
1413     MESSAGE(STATUS "Building test programs")
1414     MESSAGE(STATUS "")
1415 ENDIF()
1416
1417 IF(ALSOFT_EXAMPLES)
1418     IF(SDL2_FOUND)
1419         IF(SDL_SOUND_FOUND)
1420             SET(EX_COMMON_OBJS  examples/common/alhelpers.c)
1421
1422             ADD_EXECUTABLE(alstream examples/alstream.c ${COMMON_OBJS} ${EX_COMMON_OBJS})
1423             TARGET_LINK_LIBRARIES(alstream ${SDL_SOUND_LIBRARIES} ${SDL2_LIBRARY} OpenAL)
1424             SET_PROPERTY(TARGET alstream APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1425             SET_PROPERTY(TARGET alstream APPEND PROPERTY
1426                 INCLUDE_DIRECTORIES ${SDL2_INCLUDE_DIR} ${SDL_SOUND_INCLUDE_DIR}
1427             )
1428
1429             ADD_EXECUTABLE(alreverb examples/alreverb.c ${COMMON_OBJS} ${EX_COMMON_OBJS})
1430             TARGET_LINK_LIBRARIES(alreverb ${SDL_SOUND_LIBRARIES} ${SDL2_LIBRARY} OpenAL)
1431             SET_PROPERTY(TARGET alreverb APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1432             SET_PROPERTY(TARGET alreverb APPEND PROPERTY
1433                 INCLUDE_DIRECTORIES ${SDL2_INCLUDE_DIR} ${SDL_SOUND_INCLUDE_DIR}
1434             )
1435
1436             ADD_EXECUTABLE(allatency examples/allatency.c ${COMMON_OBJS} ${EX_COMMON_OBJS})
1437             TARGET_LINK_LIBRARIES(allatency ${SDL_SOUND_LIBRARIES} ${SDL2_LIBRARY} OpenAL)
1438             SET_PROPERTY(TARGET allatency APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1439             SET_PROPERTY(TARGET allatency APPEND PROPERTY
1440                 INCLUDE_DIRECTORIES ${SDL2_INCLUDE_DIR} ${SDL_SOUND_INCLUDE_DIR}
1441             )
1442
1443             ADD_EXECUTABLE(alloopback examples/alloopback.c ${COMMON_OBJS} ${EX_COMMON_OBJS})
1444             TARGET_LINK_LIBRARIES(alloopback ${SDL_SOUND_LIBRARIES} ${SDL2_LIBRARY} OpenAL)
1445             SET_PROPERTY(TARGET alloopback APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1446             SET_PROPERTY(TARGET alloopback APPEND PROPERTY
1447                 INCLUDE_DIRECTORIES ${SDL2_INCLUDE_DIR} ${SDL_SOUND_INCLUDE_DIR}
1448             )
1449
1450             ADD_EXECUTABLE(alhrtf examples/alhrtf.c ${COMMON_OBJS} ${EX_COMMON_OBJS})
1451             TARGET_LINK_LIBRARIES(alhrtf ${SDL_SOUND_LIBRARIES} ${SDL2_LIBRARY} OpenAL)
1452             SET_PROPERTY(TARGET alhrtf APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1453             SET_PROPERTY(TARGET alhrtf APPEND PROPERTY
1454                 INCLUDE_DIRECTORIES ${SDL2_INCLUDE_DIR} ${SDL_SOUND_INCLUDE_DIR}
1455             )
1456
1457             IF(ALSOFT_INSTALL)
1458                 INSTALL(TARGETS alstream alreverb allatency alloopback alhrtf
1459                         RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
1460                         LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
1461                         ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
1462                 )
1463             ENDIF()
1464
1465             MESSAGE(STATUS "Building SDL_sound example programs")
1466         ENDIF()
1467
1468         SET(FFVER_OK FALSE)
1469         IF(FFMPEG_FOUND)
1470             SET(FFVER_OK TRUE)
1471             IF(AVFORMAT_VERSION VERSION_LESS "57.56.101")
1472                 MESSAGE(STATUS "libavformat is too old! (${AVFORMAT_VERSION}, wanted 57.56.101)")
1473                 SET(FFVER_OK FALSE)
1474             ENDIF()
1475             IF(AVCODEC_VERSION VERSION_LESS "57.64.101")
1476                 MESSAGE(STATUS "libavcodec is too old! (${AVCODEC_VERSION}, wanted 57.64.101)")
1477                 SET(FFVER_OK FALSE)
1478             ENDIF()
1479             IF(AVUTIL_VERSION VERSION_LESS "55.34.101")
1480                 MESSAGE(STATUS "libavutil is too old! (${AVUTIL_VERSION}, wanted 55.34.101)")
1481                 SET(FFVER_OK FALSE)
1482             ENDIF()
1483             IF(SWSCALE_VERSION VERSION_LESS "4.2.100")
1484                 MESSAGE(STATUS "libswscale is too old! (${SWSCALE_VERSION}, wanted 4.2.100)")
1485                 SET(FFVER_OK FALSE)
1486             ENDIF()
1487             IF(SWRESAMPLE_VERSION VERSION_LESS "2.3.100")
1488                 MESSAGE(STATUS "libswresample is too old! (${SWRESAMPLE_VERSION}, wanted 2.3.100)")
1489                 SET(FFVER_OK FALSE)
1490             ENDIF()
1491         ENDIF()
1492         IF(FFVER_OK)
1493             ADD_EXECUTABLE(alffplay examples/alffplay.cpp ${COMMON_OBJS})
1494             TARGET_LINK_LIBRARIES(alffplay ${SDL2_LIBRARY} OpenAL ${FFMPEG_LIBRARIES})
1495             SET_PROPERTY(TARGET alffplay APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1496             SET_PROPERTY(TARGET alffplay APPEND PROPERTY
1497                 INCLUDE_DIRECTORIES ${SDL2_INCLUDE_DIR} ${FFMPEG_INCLUDE_DIRS}
1498             )
1499
1500             IF(ALSOFT_INSTALL)
1501                 INSTALL(TARGETS alffplay
1502                         RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
1503                         LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
1504                         ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
1505                 )
1506             ENDIF()
1507             MESSAGE(STATUS "Building SDL+FFmpeg example programs")
1508         ENDIF()
1509         MESSAGE(STATUS "")
1510     ENDIF()
1511 ENDIF()