CMakeLists.txt

   1 # CMake build file list for OpenAL
   2
   3 CMAKE_MINIMUM_REQUIRED(VERSION 2.8.5)
   4
   5 PROJECT(OpenAL)
   6
   7 IF(COMMAND CMAKE_POLICY)
   8     CMAKE_POLICY(SET CMP0003 NEW)
   9     CMAKE_POLICY(SET CMP0005 NEW)
  10     IF(POLICY CMP0042)
  11         CMAKE_POLICY(SET CMP0042 NEW)
  12     ENDIF(POLICY CMP0042)
  13 ENDIF(COMMAND CMAKE_POLICY)
  14
  15 SET(CMAKE_MODULE_PATH "${OpenAL_SOURCE_DIR}/cmake")
  16
  17 INCLUDE(CheckFunctionExists)
  18 INCLUDE(CheckLibraryExists)
  19 INCLUDE(CheckSharedFunctionExists)
  20 INCLUDE(CheckIncludeFile)
  21 INCLUDE(CheckIncludeFiles)
  22 INCLUDE(CheckSymbolExists)
  23 INCLUDE(CheckCCompilerFlag)
  24 INCLUDE(CheckCSourceCompiles)
  25 INCLUDE(CheckTypeSize)
  26 include(CheckStructHasMember)
  27 include(CheckFileOffsetBits)
  28 include(GNUInstallDirs)
  29
  30 SET(CMAKE_ALLOW_LOOSE_LOOP_CONSTRUCTS TRUE)
  31
  32
  33 OPTION(ALSOFT_DLOPEN  "Check for the dlopen API for loading optional libs"  ON)
  34
  35 OPTION(ALSOFT_WERROR  "Treat compile warnings as errors"      OFF)
  36
  37 OPTION(ALSOFT_UTILS          "Build and install utility programs"         ON)
  38 OPTION(ALSOFT_NO_CONFIG_UTIL "Disable building the alsoft-config utility" OFF)
  39
  40 OPTION(ALSOFT_EXAMPLES  "Build and install example programs"  ON)
  41 OPTION(ALSOFT_TESTS     "Build and install test programs"     ON)
  42
  43 OPTION(ALSOFT_CONFIG "Install alsoft.conf sample configuration file" ON)
  44 OPTION(ALSOFT_HRTF_DEFS "Install HRTF definition files" ON)
  45 OPTION(ALSOFT_AMBDEC_PRESETS "Install AmbDec preset files" ON)
  46 OPTION(ALSOFT_INSTALL "Install headers and libraries" ON)
  47
  48 if(DEFINED SHARE_INSTALL_DIR)
  49     message(WARNING "SHARE_INSTALL_DIR is deprecated.  Use the variables provided by the GNUInstallDirs module instead")
  50     set(CMAKE_INSTALL_DATADIR "${SHARE_INSTALL_DIR}")
  51 endif()
  52
  53 if(DEFINED LIB_SUFFIX)
  54     message(WARNING "LIB_SUFFIX is deprecated.  Use the variables provided by the GNUInstallDirs module instead")
  55 endif()
  56
  57
  58 IF(NOT WIN32)
  59     SET(LIBNAME openal)
  60 ELSE()
  61     SET(LIBNAME OpenAL32)
  62     ADD_DEFINITIONS("-D_WIN32 -D_WIN32_WINNT=0x0502")
  63
  64     # This option is mainly for static linking OpenAL Soft into another project
  65     # that already defines the IDs. It is up to that project to ensure all
  66     # required IDs are defined.
  67     OPTION(ALSOFT_NO_UID_DEFS "Do not define GUIDs, IIDs, CLSIDs, or PropertyKeys" OFF)
  68
  69     IF(MINGW)
  70         OPTION(ALSOFT_BUILD_IMPORT_LIB "Build an import .lib using dlltool (requires sed)" ON)
  71         IF(NOT DLLTOOL)
  72             IF(HOST)
  73                 SET(DLLTOOL "${HOST}-dlltool")
  74             ELSE()
  75                 SET(DLLTOOL "dlltool")
  76             ENDIF()
  77         ENDIF()
  78     ENDIF()
  79 ENDIF()
  80
  81
  82 # QNX's gcc do not uses /usr/include and /usr/lib pathes by default
  83 IF ("${CMAKE_C_PLATFORM_ID}" STREQUAL "QNX")
  84     ADD_DEFINITIONS("-I/usr/include")
  85     SET(EXTRA_LIBS ${EXTRA_LIBS} -L/usr/lib)
  86 ENDIF()
  87
  88 IF(NOT LIBTYPE)
  89     SET(LIBTYPE SHARED)
  90 ENDIF()
  91
  92 SET(LIB_MAJOR_VERSION "1")
  93 SET(LIB_MINOR_VERSION "17")
  94 SET(LIB_REVISION "2")
  95 SET(LIB_VERSION "${LIB_MAJOR_VERSION}.${LIB_MINOR_VERSION}.${LIB_REVISION}")
  96
  97 SET(EXPORT_DECL "")
  98 SET(ALIGN_DECL "")
  99
 100
 101 CHECK_TYPE_SIZE("long" SIZEOF_LONG)
 102 CHECK_TYPE_SIZE("long long" SIZEOF_LONG_LONG)
 103
 104
 105 CHECK_C_COMPILER_FLAG(-std=c11 HAVE_STD_C11)
 106 IF(HAVE_STD_C11)
 107     SET(CMAKE_C_FLAGS "-std=c11 ${CMAKE_C_FLAGS}")
 108 ELSE()
 109     CHECK_C_COMPILER_FLAG(-std=c99 HAVE_STD_C99)
 110     IF(HAVE_STD_C99)
 111         SET(CMAKE_C_FLAGS "-std=c99 ${CMAKE_C_FLAGS}")
 112     ENDIF()
 113 ENDIF()
 114
 115 if(NOT WIN32)
 116     # Check if _POSIX_C_SOURCE and _XOPEN_SOURCE needs to be set for POSIX functions
 117     CHECK_SYMBOL_EXISTS(posix_memalign stdlib.h HAVE_POSIX_MEMALIGN_DEFAULT)
 118     IF(NOT HAVE_POSIX_MEMALIGN_DEFAULT)
 119         SET(OLD_REQUIRED_FLAGS ${CMAKE_REQUIRED_FLAGS})
 120         SET(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -D_POSIX_C_SOURCE=200112L -D_XOPEN_SOURCE=500")
 121         CHECK_SYMBOL_EXISTS(posix_memalign stdlib.h HAVE_POSIX_MEMALIGN_POSIX)
 122         IF(NOT HAVE_POSIX_MEMALIGN_POSIX)
 123             SET(CMAKE_REQUIRED_FLAGS ${OLD_REQUIRED_FLAGS})
 124         ELSE()
 125             ADD_DEFINITIONS(-D_POSIX_C_SOURCE=200112L -D_XOPEN_SOURCE=500)
 126         ENDIF()
 127     ENDIF()
 128     UNSET(OLD_REQUIRED_FLAGS)
 129 ENDIF()
 130
 131 # Set defines for large file support
 132 CHECK_FILE_OFFSET_BITS()
 133 IF(_FILE_OFFSET_BITS)
 134     ADD_DEFINITIONS(-D_FILE_OFFSET_BITS=${_FILE_OFFSET_BITS})
 135     SET(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -D_FILE_OFFSET_BITS=${_FILE_OFFSET_BITS}")
 136 ENDIF()
 137 ADD_DEFINITIONS(-D_LARGEFILE_SOURCE -D_LARGE_FILES)
 138 SET(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -D_LARGEFILE_SOURCE -D_LARGE_FILES")
 139
 140 # MSVC may need workarounds for C99 restrict and inline
 141 IF(MSVC)
 142     # TODO: Once we truly require C99, these restrict and inline checks should go
 143     # away.
 144     CHECK_C_SOURCE_COMPILES("int *restrict foo;
 145                              int main() {return 0;}" HAVE_RESTRICT)
 146     IF(NOT HAVE_RESTRICT)
 147         ADD_DEFINITIONS("-Drestrict=")
 148         SET(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -Drestrict=")
 149     ENDIF()
 150
 151     CHECK_C_SOURCE_COMPILES("inline void foo(void) { }
 152                              int main() {return 0;}" HAVE_INLINE)
 153     IF(NOT HAVE_INLINE)
 154         CHECK_C_SOURCE_COMPILES("__inline void foo(void) { }
 155                                  int main() {return 0;}" HAVE___INLINE)
 156         IF(NOT HAVE___INLINE)
 157             MESSAGE(FATAL_ERROR "No inline keyword found, please report!")
 158         ENDIF()
 159
 160         ADD_DEFINITIONS(-Dinline=__inline)
 161         SET(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -Dinline=__inline")
 162     ENDIF()
 163 ENDIF()
 164
 165 # Make sure we have C99-style inline semantics with GCC (4.3 or newer).
 166 IF(CMAKE_COMPILER_IS_GNUCC)
 167     SET(OLD_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS}")
 168     # Force no inlining for the next test.
 169     SET(CMAKE_REQUIRED_FLAGS "${OLD_REQUIRED_FLAGS} -fno-inline")
 170
 171     CHECK_C_SOURCE_COMPILES("extern inline int foo() { return 0; }
 172                              int main() {return foo();}" INLINE_IS_C99)
 173     IF(NOT INLINE_IS_C99)
 174         MESSAGE(FATAL_ERROR "Your compiler does not seem to have C99 inline semantics!
 175                              Please update your compiler for better C99 compliance.")
 176     ENDIF()
 177
 178     SET(CMAKE_REQUIRED_FLAGS "${OLD_REQUIRED_FLAGS}")
 179 ENDIF()
 180
 181 # Check if we have a proper timespec declaration
 182 CHECK_STRUCT_HAS_MEMBER("struct timespec" tv_sec time.h HAVE_STRUCT_TIMESPEC)
 183 IF(HAVE_STRUCT_TIMESPEC)
 184     # Define it here so we don't have to include config.h for it
 185     ADD_DEFINITIONS("-DHAVE_STRUCT_TIMESPEC")
 186 ENDIF()
 187
 188 # Some systems may need libatomic for C11 atomic functions to work
 189 SET(OLD_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES})
 190 SET(CMAKE_REQUIRED_LIBRARIES ${OLD_REQUIRED_LIBRARIES} atomic)
 191 CHECK_C_SOURCE_COMPILES("#include <stdatomic.h>
 192 int _Atomic foo = ATOMIC_VAR_INIT(0);
 193 int main()
 194 {
 195     return atomic_fetch_add(&foo, 2);
 196 }"
 197 HAVE_LIBATOMIC)
 198 IF(NOT HAVE_LIBATOMIC)
 199     SET(CMAKE_REQUIRED_LIBRARIES "${OLD_REQUIRED_LIBRARIES}")
 200 ELSE()
 201     SET(EXTRA_LIBS atomic ${EXTRA_LIBS})
 202 ENDIF()
 203 UNSET(OLD_REQUIRED_LIBRARIES)
 204
 205 # Check if we have C99 variable length arrays
 206 CHECK_C_SOURCE_COMPILES(
 207 "int main(int argc, char *argv[])
 208  {
 209      volatile int tmp[argc];
 210      tmp[0] = argv[0][0];
 211      return tmp[0];
 212  }"
 213 HAVE_C99_VLA)
 214
 215 # Check if we have C99 bool
 216 CHECK_C_SOURCE_COMPILES(
 217 "int main(int argc, char *argv[])
 218  {
 219      volatile _Bool ret;
 220      ret = (argc > 1) ? 1 : 0;
 221      return ret ? -1 : 0;
 222  }"
 223 HAVE_C99_BOOL)
 224
 225 # Check if we have C11 static_assert
 226 CHECK_C_SOURCE_COMPILES(
 227 "int main()
 228  {
 229      _Static_assert(sizeof(int) == sizeof(int), \"What\");
 230      return 0;
 231  }"
 232 HAVE_C11_STATIC_ASSERT)
 233
 234 # Check if we have C11 alignas
 235 CHECK_C_SOURCE_COMPILES(
 236 "_Alignas(16) int foo;
 237  int main()
 238  {
 239      return 0;
 240  }"
 241 HAVE_C11_ALIGNAS)
 242
 243 # Check if we have C11 _Atomic
 244 CHECK_C_SOURCE_COMPILES(
 245 "#include <stdatomic.h>
 246  const int _Atomic foo = ATOMIC_VAR_INIT(~0);
 247  int _Atomic bar = ATOMIC_VAR_INIT(0);
 248  int main()
 249  {
 250      atomic_fetch_add(&bar, 2);
 251      return atomic_load(&foo);
 252  }"
 253 HAVE_C11_ATOMIC)
 254
 255 # Add definitions, compiler switches, etc.
 256 INCLUDE_DIRECTORIES("${OpenAL_SOURCE_DIR}/include" "${OpenAL_BINARY_DIR}")
 257 IF(CMAKE_VERSION VERSION_LESS "2.8.8")
 258     INCLUDE_DIRECTORIES("${OpenAL_SOURCE_DIR}/OpenAL32/Include" "${OpenAL_SOURCE_DIR}/Alc")
 259     IF(WIN32 AND ALSOFT_NO_UID_DEFS)
 260         ADD_DEFINITIONS("-DAL_NO_UID_DEFS")
 261     ENDIF()
 262 ENDIF()
 263
 264 IF(NOT CMAKE_BUILD_TYPE)
 265     SET(CMAKE_BUILD_TYPE RelWithDebInfo CACHE STRING
 266         "Choose the type of build, options are: Debug Release RelWithDebInfo MinSizeRel."
 267         FORCE)
 268 ENDIF()
 269 IF(NOT CMAKE_DEBUG_POSTFIX)
 270     SET(CMAKE_DEBUG_POSTFIX "" CACHE STRING
 271         "Library postfix for debug builds. Normally left blank."
 272         FORCE)
 273 ENDIF()
 274
 275 SET(EXTRA_CFLAGS "")
 276 IF(MSVC)
 277     ADD_DEFINITIONS(-D_CRT_SECURE_NO_WARNINGS)
 278     ADD_DEFINITIONS(-D_CRT_NONSTDC_NO_DEPRECATE)
 279     SET(EXTRA_CFLAGS "${EXTRA_CFLAGS} /wd4098")
 280
 281     IF(NOT DXSDK_DIR)
 282         STRING(REGEX REPLACE "\\\\" "/" DXSDK_DIR "$ENV{DXSDK_DIR}")
 283     ELSE()
 284         STRING(REGEX REPLACE "\\\\" "/" DXSDK_DIR "${DXSDK_DIR}")
 285     ENDIF()
 286     IF(DXSDK_DIR)
 287         MESSAGE(STATUS "Using DirectX SDK directory: ${DXSDK_DIR}")
 288     ENDIF()
 289
 290     OPTION(FORCE_STATIC_VCRT "Force /MT for static VC runtimes" OFF)
 291     IF(FORCE_STATIC_VCRT)
 292         FOREACH(flag_var
 293                 CMAKE_C_FLAGS CMAKE_C_FLAGS_DEBUG CMAKE_C_FLAGS_RELEASE
 294                 CMAKE_C_FLAGS_MINSIZEREL CMAKE_C_FLAGS_RELWITHDEBINFO)
 295             IF(${flag_var} MATCHES "/MD")
 296                 STRING(REGEX REPLACE "/MD" "/MT" ${flag_var} "${${flag_var}}")
 297             ENDIF()
 298         ENDFOREACH(flag_var)
 299     ENDIF()
 300 ELSE()
 301     SET(EXTRA_CFLAGS "${EXTRA_CFLAGS} -Winline -Wall")
 302     CHECK_C_COMPILER_FLAG(-Wextra HAVE_W_EXTRA)
 303     IF(HAVE_W_EXTRA)
 304         SET(EXTRA_CFLAGS "${EXTRA_CFLAGS} -Wextra")
 305     ENDIF()
 306
 307     IF(ALSOFT_WERROR)
 308         SET(EXTRA_CFLAGS "${EXTRA_CFLAGS} -Werror")
 309     ENDIF()
 310
 311     # Force enable -fPIC for CMake versions before 2.8.9 (later versions have
 312     # the POSITION_INDEPENDENT_CODE target property). The static common library
 313     # will be linked into the dynamic openal library, which requires all its
 314     # code to be position-independent.
 315     IF(CMAKE_VERSION VERSION_LESS "2.8.9" AND NOT WIN32)
 316         CHECK_C_COMPILER_FLAG(-fPIC HAVE_FPIC_SWITCH)
 317         IF(HAVE_FPIC_SWITCH)
 318             SET(EXTRA_CFLAGS "${EXTRA_CFLAGS} -fPIC")
 319         ENDIF()
 320     ENDIF()
 321
 322     # We want RelWithDebInfo to actually include debug stuff (define _DEBUG
 323     # instead of NDEBUG)
 324     FOREACH(flag_var  CMAKE_C_FLAGS_RELWITHDEBINFO CMAKE_CXX_FLAGS_RELWITHDEBINFO)
 325         IF(${flag_var} MATCHES "-DNDEBUG")
 326             STRING(REGEX REPLACE "-DNDEBUG" "-D_DEBUG" ${flag_var} "${${flag_var}}")
 327         ENDIF()
 328     ENDFOREACH()
 329
 330     CHECK_C_SOURCE_COMPILES("int foo() __attribute__((destructor));
 331                              int main() {return 0;}" HAVE_GCC_DESTRUCTOR)
 332
 333     option(ALSOFT_STATIC_LIBGCC "Force -static-libgcc for static GCC runtimes" OFF)
 334     if(ALSOFT_STATIC_LIBGCC)
 335         set(OLD_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES})
 336         set(CMAKE_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES} -static-libgcc)
 337         check_c_source_compiles(
 338 "#include <stdlib.h>
 339 int main()
 340 {
 341     return 0;
 342 }"
 343             HAVE_STATIC_LIBGCC_SWITCH
 344         )
 345         if(HAVE_STATIC_LIBGCC_SWITCH)
 346             set(EXTRA_LIBS ${EXTRA_LIBS} -static-libgcc)
 347         endif()
 348         set(CMAKE_REQUIRED_LIBRARIES ${OLD_REQUIRED_LIBRARIES})
 349         unset(OLD_REQUIRED_LIBRARIES)
 350     endif()
 351 ENDIF()
 352
 353 # Set visibility/export options if available
 354 SET(HIDDEN_DECL "")
 355 IF(WIN32)
 356     SET(EXPORT_DECL "__declspec(dllexport)")
 357     IF(NOT MINGW)
 358         SET(ALIGN_DECL "__declspec(align(x))")
 359     ELSE()
 360         SET(ALIGN_DECL "__declspec(aligned(x))")
 361     ENDIF()
 362 ELSE()
 363     SET(OLD_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS}")
 364     # Yes GCC, really don't accept visibility modes you don't support
 365     SET(CMAKE_REQUIRED_FLAGS "${OLD_REQUIRED_FLAGS} -Wattributes -Werror")
 366
 367     CHECK_C_SOURCE_COMPILES("int foo() __attribute__((visibility(\"protected\")));
 368                              int main() {return 0;}" HAVE_GCC_PROTECTED_VISIBILITY)
 369     IF(HAVE_GCC_PROTECTED_VISIBILITY)
 370         SET(EXPORT_DECL "__attribute__((visibility(\"protected\")))")
 371     ELSE()
 372         CHECK_C_SOURCE_COMPILES("int foo() __attribute__((visibility(\"default\")));
 373                                  int main() {return 0;}" HAVE_GCC_DEFAULT_VISIBILITY)
 374         IF(HAVE_GCC_DEFAULT_VISIBILITY)
 375             SET(EXPORT_DECL "__attribute__((visibility(\"default\")))")
 376         ENDIF()
 377     ENDIF()
 378
 379     IF(HAVE_GCC_PROTECTED_VISIBILITY OR HAVE_GCC_DEFAULT_VISIBILITY)
 380         CHECK_C_COMPILER_FLAG(-fvisibility=hidden HAVE_VISIBILITY_HIDDEN_SWITCH)
 381         IF(HAVE_VISIBILITY_HIDDEN_SWITCH)
 382             SET(EXTRA_CFLAGS "${EXTRA_CFLAGS} -fvisibility=hidden")
 383             SET(HIDDEN_DECL "__attribute__((visibility(\"hidden\")))")
 384         ENDIF()
 385     ENDIF()
 386
 387     CHECK_C_SOURCE_COMPILES("int foo __attribute__((aligned(16)));
 388                              int main() {return 0;}" HAVE_ATTRIBUTE_ALIGNED)
 389     IF(HAVE_ATTRIBUTE_ALIGNED)
 390         SET(ALIGN_DECL "__attribute__((aligned(x)))")
 391     ENDIF()
 392
 393     SET(CMAKE_REQUIRED_FLAGS "${OLD_REQUIRED_FLAGS}")
 394 ENDIF()
 395
 396 SET(SSE_SWITCH "")
 397 SET(SSE2_SWITCH "")
 398 SET(SSE3_SWITCH "")
 399 SET(SSE4_1_SWITCH "")
 400 SET(FPU_NEON_SWITCH "")
 401 IF(NOT MSVC)
 402     CHECK_C_COMPILER_FLAG(-msse HAVE_MSSE_SWITCH)
 403     IF(HAVE_MSSE_SWITCH)
 404         SET(SSE_SWITCH "-msse")
 405     ENDIF()
 406     CHECK_C_COMPILER_FLAG(-msse2 HAVE_MSSE2_SWITCH)
 407     IF(HAVE_MSSE2_SWITCH)
 408         SET(SSE2_SWITCH "-msse2")
 409     ENDIF()
 410     CHECK_C_COMPILER_FLAG(-msse3 HAVE_MSSE3_SWITCH)
 411     IF(HAVE_MSSE3_SWITCH)
 412         SET(SSE3_SWITCH "-msse3")
 413     ENDIF()
 414     CHECK_C_COMPILER_FLAG(-msse4.1 HAVE_MSSE4_1_SWITCH)
 415     IF(HAVE_MSSE4_1_SWITCH)
 416         SET(SSE4_1_SWITCH "-msse4.1")
 417     ENDIF()
 418     CHECK_C_COMPILER_FLAG(-mfpu=neon HAVE_MFPU_NEON_SWITCH)
 419     IF(HAVE_MFPU_NEON_SWITCH)
 420         SET(FPU_NEON_SWITCH "-mfpu=neon")
 421     ENDIF()
 422 ENDIF()
 423
 424 CHECK_C_SOURCE_COMPILES("int foo(const char *str, ...) __attribute__((format(printf, 1, 2)));
 425                          int main() {return 0;}" HAVE_GCC_FORMAT)
 426
 427 CHECK_INCLUDE_FILE(stdbool.h HAVE_STDBOOL_H)
 428 CHECK_INCLUDE_FILE(stdalign.h HAVE_STDALIGN_H)
 429 CHECK_INCLUDE_FILE(malloc.h HAVE_MALLOC_H)
 430 CHECK_INCLUDE_FILE(dirent.h HAVE_DIRENT_H)
 431 CHECK_INCLUDE_FILE(strings.h HAVE_STRINGS_H)
 432 CHECK_INCLUDE_FILE(cpuid.h HAVE_CPUID_H)
 433 CHECK_INCLUDE_FILE(intrin.h HAVE_INTRIN_H)
 434 CHECK_INCLUDE_FILE(sys/sysconf.h HAVE_SYS_SYSCONF_H)
 435 CHECK_INCLUDE_FILE(fenv.h HAVE_FENV_H)
 436 CHECK_INCLUDE_FILE(float.h HAVE_FLOAT_H)
 437 CHECK_INCLUDE_FILE(ieeefp.h HAVE_IEEEFP_H)
 438 CHECK_INCLUDE_FILE(guiddef.h HAVE_GUIDDEF_H)
 439 IF(NOT HAVE_GUIDDEF_H)
 440     CHECK_INCLUDE_FILE(initguid.h HAVE_INITGUID_H)
 441 ENDIF()
 442
 443 # Some systems need libm for some of the following math functions to work
 444 CHECK_LIBRARY_EXISTS(m pow "" HAVE_LIBM)
 445 IF(HAVE_LIBM)
 446     SET(EXTRA_LIBS m ${EXTRA_LIBS})
 447     SET(CMAKE_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES} m)
 448 ENDIF()
 449
 450 # Check for the dlopen API (for dynamicly loading backend libs)
 451 IF(ALSOFT_DLOPEN)
 452     CHECK_LIBRARY_EXISTS(dl dlopen "" HAVE_LIBDL)
 453     IF(HAVE_LIBDL)
 454         SET(EXTRA_LIBS dl ${EXTRA_LIBS})
 455         SET(CMAKE_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES} dl)
 456     ENDIF()
 457
 458     CHECK_INCLUDE_FILE(dlfcn.h HAVE_DLFCN_H)
 459 ENDIF()
 460
 461 # Check for a cpuid intrinsic
 462 IF(HAVE_CPUID_H)
 463     CHECK_C_SOURCE_COMPILES("#include <cpuid.h>
 464         int main()
 465         {
 466             unsigned int eax, ebx, ecx, edx;
 467             return __get_cpuid(0, &eax, &ebx, &ecx, &edx);
 468         }" HAVE_GCC_GET_CPUID)
 469 ENDIF()
 470 IF(HAVE_INTRIN_H)
 471     CHECK_C_SOURCE_COMPILES("#include <intrin.h>
 472         int main()
 473         {
 474             int regs[4];
 475             __cpuid(regs, 0);
 476             return regs[0];
 477         }" HAVE_CPUID_INTRINSIC)
 478 ENDIF()
 479
 480 CHECK_SYMBOL_EXISTS(aligned_alloc    stdlib.h HAVE_ALIGNED_ALLOC)
 481 CHECK_SYMBOL_EXISTS(posix_memalign   stdlib.h HAVE_POSIX_MEMALIGN)
 482 CHECK_SYMBOL_EXISTS(_aligned_malloc  malloc.h HAVE__ALIGNED_MALLOC)
 483 CHECK_SYMBOL_EXISTS(lrintf math.h HAVE_LRINTF)
 484 CHECK_SYMBOL_EXISTS(modff  math.h HAVE_MODFF)
 485 IF(NOT HAVE_C99_VLA)
 486     CHECK_SYMBOL_EXISTS(alloca malloc.h HAVE_ALLOCA)
 487     IF(NOT HAVE_ALLOCA)
 488         MESSAGE(FATAL_ERROR "No alloca function found, please report!")
 489     ENDIF()
 490 ENDIF()
 491
 492 IF(HAVE_FLOAT_H)
 493     CHECK_SYMBOL_EXISTS(_controlfp float.h HAVE__CONTROLFP)
 494     CHECK_SYMBOL_EXISTS(__control87_2 float.h HAVE___CONTROL87_2)
 495 ENDIF()
 496
 497 CHECK_FUNCTION_EXISTS(stat HAVE_STAT)
 498 CHECK_FUNCTION_EXISTS(strtof HAVE_STRTOF)
 499 CHECK_FUNCTION_EXISTS(strcasecmp HAVE_STRCASECMP)
 500 IF(NOT HAVE_STRCASECMP)
 501     CHECK_FUNCTION_EXISTS(_stricmp HAVE__STRICMP)
 502     IF(NOT HAVE__STRICMP)
 503         MESSAGE(FATAL_ERROR "No case-insensitive compare function found, please report!")
 504     ENDIF()
 505
 506     ADD_DEFINITIONS(-Dstrcasecmp=_stricmp)
 507 ENDIF()
 508
 509 CHECK_FUNCTION_EXISTS(strncasecmp HAVE_STRNCASECMP)
 510 IF(NOT HAVE_STRNCASECMP)
 511     CHECK_FUNCTION_EXISTS(_strnicmp HAVE__STRNICMP)
 512     IF(NOT HAVE__STRNICMP)
 513         MESSAGE(FATAL_ERROR "No case-insensitive size-limitted compare function found, please report!")
 514     ENDIF()
 515
 516     ADD_DEFINITIONS(-Dstrncasecmp=_strnicmp)
 517 ENDIF()
 518
 519 CHECK_SYMBOL_EXISTS(strnlen string.h HAVE_STRNLEN)
 520 CHECK_SYMBOL_EXISTS(snprintf stdio.h HAVE_SNPRINTF)
 521 IF(NOT HAVE_SNPRINTF)
 522     CHECK_FUNCTION_EXISTS(_snprintf HAVE__SNPRINTF)
 523     IF(NOT HAVE__SNPRINTF)
 524         MESSAGE(FATAL_ERROR "No snprintf function found, please report!")
 525     ENDIF()
 526
 527     ADD_DEFINITIONS(-Dsnprintf=_snprintf)
 528 ENDIF()
 529
 530 CHECK_SYMBOL_EXISTS(isfinite math.h HAVE_ISFINITE)
 531 IF(NOT HAVE_ISFINITE)
 532     CHECK_FUNCTION_EXISTS(finite HAVE_FINITE)
 533     IF(NOT HAVE_FINITE)
 534         CHECK_FUNCTION_EXISTS(_finite HAVE__FINITE)
 535         IF(NOT HAVE__FINITE)
 536             MESSAGE(FATAL_ERROR "No isfinite function found, please report!")
 537         ENDIF()
 538         ADD_DEFINITIONS(-Disfinite=_finite)
 539     ELSE()
 540         ADD_DEFINITIONS(-Disfinite=finite)
 541     ENDIF()
 542 ENDIF()
 543
 544 CHECK_SYMBOL_EXISTS(isnan math.h HAVE_ISNAN)
 545 IF(NOT HAVE_ISNAN)
 546     CHECK_FUNCTION_EXISTS(_isnan HAVE__ISNAN)
 547     IF(NOT HAVE__ISNAN)
 548         MESSAGE(FATAL_ERROR "No isnan function found, please report!")
 549     ENDIF()
 550
 551     ADD_DEFINITIONS(-Disnan=_isnan)
 552 ENDIF()
 553
 554
 555 # Check if we have Windows headers
 556 CHECK_INCLUDE_FILE(windows.h HAVE_WINDOWS_H -D_WIN32_WINNT=0x0502)
 557 IF(NOT HAVE_WINDOWS_H)
 558     CHECK_SYMBOL_EXISTS(gettimeofday sys/time.h HAVE_GETTIMEOFDAY)
 559     IF(NOT HAVE_GETTIMEOFDAY)
 560         MESSAGE(FATAL_ERROR "No timing function found!")
 561     ENDIF()
 562
 563     CHECK_SYMBOL_EXISTS(nanosleep time.h HAVE_NANOSLEEP)
 564     IF(NOT HAVE_NANOSLEEP)
 565         MESSAGE(FATAL_ERROR "No sleep function found!")
 566     ENDIF()
 567
 568     # We need pthreads outside of Windows
 569     CHECK_INCLUDE_FILE(pthread.h HAVE_PTHREAD_H)
 570     IF(NOT HAVE_PTHREAD_H)
 571         MESSAGE(FATAL_ERROR "PThreads is required for non-Windows builds!")
 572     ENDIF()
 573     # Some systems need pthread_np.h to get recursive mutexes
 574     CHECK_INCLUDE_FILES("pthread.h;pthread_np.h" HAVE_PTHREAD_NP_H)
 575
 576     CHECK_C_COMPILER_FLAG(-pthread HAVE_PTHREAD)
 577     IF(HAVE_PTHREAD)
 578         SET(EXTRA_CFLAGS "${EXTRA_CFLAGS} -pthread")
 579         SET(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -pthread")
 580         SET(EXTRA_LIBS ${EXTRA_LIBS} -pthread)
 581     ENDIF()
 582
 583     CHECK_LIBRARY_EXISTS(pthread pthread_create "" HAVE_LIBPTHREAD)
 584     IF(HAVE_LIBPTHREAD)
 585         SET(EXTRA_LIBS pthread ${EXTRA_LIBS})
 586     ENDIF()
 587
 588     CHECK_SYMBOL_EXISTS(pthread_setschedparam pthread.h HAVE_PTHREAD_SETSCHEDPARAM)
 589
 590     IF(HAVE_PTHREAD_NP_H)
 591         CHECK_SYMBOL_EXISTS(pthread_setname_np "pthread.h;pthread_np.h" HAVE_PTHREAD_SETNAME_NP)
 592         IF(NOT HAVE_PTHREAD_SETNAME_NP)
 593             CHECK_SYMBOL_EXISTS(pthread_set_name_np "pthread.h;pthread_np.h" HAVE_PTHREAD_SET_NAME_NP)
 594         ELSE()
 595             CHECK_C_SOURCE_COMPILES("
 596 #include <pthread.h>
 597 #include <pthread_np.h>
 598 int main()
 599 {
 600     pthread_setname_np(\"testname\");
 601     return 0;
 602 }"
 603                 PTHREAD_SETNAME_NP_ONE_PARAM
 604             )
 605         ENDIF()
 606         CHECK_SYMBOL_EXISTS(pthread_mutexattr_setkind_np "pthread.h;pthread_np.h" HAVE_PTHREAD_MUTEXATTR_SETKIND_NP)
 607     ELSE()
 608         CHECK_SYMBOL_EXISTS(pthread_setname_np pthread.h HAVE_PTHREAD_SETNAME_NP)
 609         IF(NOT HAVE_PTHREAD_SETNAME_NP)
 610             CHECK_SYMBOL_EXISTS(pthread_set_name_np pthread.h HAVE_PTHREAD_SET_NAME_NP)
 611         ELSE()
 612             CHECK_C_SOURCE_COMPILES("
 613 #include <pthread.h>
 614 int main()
 615 {
 616     pthread_setname_np(\"testname\");
 617     return 0;
 618 }"
 619                 PTHREAD_SETNAME_NP_ONE_PARAM
 620             )
 621         ENDIF()
 622         CHECK_SYMBOL_EXISTS(pthread_mutexattr_setkind_np pthread.h HAVE_PTHREAD_MUTEXATTR_SETKIND_NP)
 623     ENDIF()
 624
 625     CHECK_SYMBOL_EXISTS(pthread_mutex_timedlock pthread.h HAVE_PTHREAD_MUTEX_TIMEDLOCK)
 626
 627     CHECK_LIBRARY_EXISTS(rt clock_gettime "" HAVE_LIBRT)
 628     IF(HAVE_LIBRT)
 629         SET(EXTRA_LIBS rt ${EXTRA_LIBS})
 630     ENDIF()
 631 ENDIF()
 632
 633 # Check for a 64-bit type
 634 CHECK_INCLUDE_FILE(stdint.h HAVE_STDINT_H)
 635 IF(NOT HAVE_STDINT_H)
 636     IF(HAVE_WINDOWS_H)
 637         CHECK_C_SOURCE_COMPILES("#define _WIN32_WINNT 0x0502
 638                                  #include <windows.h>
 639                                  __int64 foo;
 640                                  int main() {return 0;}" HAVE___INT64)
 641     ENDIF()
 642     IF(NOT HAVE___INT64)
 643         IF(NOT SIZEOF_LONG MATCHES "8")
 644             IF(NOT SIZEOF_LONG_LONG MATCHES "8")
 645                 MESSAGE(FATAL_ERROR "No 64-bit types found, please report!")
 646             ENDIF()
 647         ENDIF()
 648     ENDIF()
 649 ENDIF()
 650
 651
 652 SET(COMMON_OBJS  common/almalloc.c
 653                  common/atomic.c
 654                  common/rwlock.c
 655                  common/threads.c
 656                  common/uintmap.c
 657 )
 658 SET(OPENAL_OBJS  OpenAL32/alAuxEffectSlot.c
 659                  OpenAL32/alBuffer.c
 660                  OpenAL32/alEffect.c
 661                  OpenAL32/alError.c
 662                  OpenAL32/alExtension.c
 663                  OpenAL32/alFilter.c
 664                  OpenAL32/alListener.c
 665                  OpenAL32/alSource.c
 666                  OpenAL32/alState.c
 667                  OpenAL32/alThunk.c
 668                  OpenAL32/sample_cvt.c
 669 )
 670 SET(ALC_OBJS  Alc/ALc.c
 671               Alc/ALu.c
 672               Alc/alcConfig.c
 673               Alc/alcRing.c
 674               Alc/bs2b.c
 675               Alc/effects/chorus.c
 676               Alc/effects/compressor.c
 677               Alc/effects/dedicated.c
 678               Alc/effects/distortion.c
 679               Alc/effects/echo.c
 680               Alc/effects/equalizer.c
 681               Alc/effects/flanger.c
 682               Alc/effects/modulator.c
 683               Alc/effects/null.c
 684               Alc/effects/reverb.c
 685               Alc/helpers.c
 686               Alc/bsinc.c
 687               Alc/hrtf.c
 688               Alc/uhjfilter.c
 689               Alc/ambdec.c
 690               Alc/bformatdec.c
 691               Alc/panning.c
 692               Alc/mixer.c
 693               Alc/mixer_c.c
 694 )
 695
 696
 697 SET(CPU_EXTS "Default")
 698 SET(HAVE_SSE        0)
 699 SET(HAVE_SSE2       0)
 700 SET(HAVE_SSE3       0)
 701 SET(HAVE_SSE4_1     0)
 702 SET(HAVE_NEON       0)
 703
 704 SET(HAVE_ALSA       0)
 705 SET(HAVE_OSS        0)
 706 SET(HAVE_SOLARIS    0)
 707 SET(HAVE_SNDIO      0)
 708 SET(HAVE_QSA        0)
 709 SET(HAVE_DSOUND     0)
 710 SET(HAVE_MMDEVAPI   0)
 711 SET(HAVE_WINMM      0)
 712 SET(HAVE_PORTAUDIO  0)
 713 SET(HAVE_PULSEAUDIO 0)
 714 SET(HAVE_COREAUDIO  0)
 715 SET(HAVE_OPENSL     0)
 716 SET(HAVE_WAVE       0)
 717
 718 # Check for SSE support
 719 OPTION(ALSOFT_REQUIRE_SSE "Require SSE support" OFF)
 720 CHECK_INCLUDE_FILE(xmmintrin.h HAVE_XMMINTRIN_H "${SSE_SWITCH}")
 721 IF(HAVE_XMMINTRIN_H)
 722     OPTION(ALSOFT_CPUEXT_SSE "Enable SSE support" ON)
 723     IF(ALSOFT_CPUEXT_SSE)
 724         IF(ALIGN_DECL OR HAVE_C11_ALIGNAS)
 725             SET(HAVE_SSE 1)
 726             SET(ALC_OBJS  ${ALC_OBJS} Alc/mixer_sse.c)
 727             IF(SSE_SWITCH)
 728                 SET_SOURCE_FILES_PROPERTIES(Alc/mixer_sse.c PROPERTIES
 729                                             COMPILE_FLAGS "${SSE_SWITCH}")
 730             ENDIF()
 731             SET(CPU_EXTS "${CPU_EXTS}, SSE")
 732         ENDIF()
 733     ENDIF()
 734 ENDIF()
 735 IF(ALSOFT_REQUIRE_SSE AND NOT HAVE_SSE)
 736     MESSAGE(FATAL_ERROR "Failed to enabled required SSE CPU extensions")
 737 ENDIF()
 738
 739 OPTION(ALSOFT_REQUIRE_SSE2 "Require SSE2 support" OFF)
 740 CHECK_INCLUDE_FILE(emmintrin.h HAVE_EMMINTRIN_H "${SSE2_SWITCH}")
 741 IF(HAVE_EMMINTRIN_H)
 742     OPTION(ALSOFT_CPUEXT_SSE2 "Enable SSE2 support" ON)
 743     IF(HAVE_SSE AND ALSOFT_CPUEXT_SSE2)
 744         IF(ALIGN_DECL OR HAVE_C11_ALIGNAS)
 745             SET(HAVE_SSE2 1)
 746             SET(ALC_OBJS  ${ALC_OBJS} Alc/mixer_sse2.c)
 747             IF(SSE2_SWITCH)
 748                 SET_SOURCE_FILES_PROPERTIES(Alc/mixer_sse2.c PROPERTIES
 749                                             COMPILE_FLAGS "${SSE2_SWITCH}")
 750             ENDIF()
 751             SET(CPU_EXTS "${CPU_EXTS}, SSE2")
 752         ENDIF()
 753     ENDIF()
 754 ENDIF()
 755 IF(ALSOFT_REQUIRE_SSE2 AND NOT HAVE_SSE2)
 756     MESSAGE(FATAL_ERROR "Failed to enable required SSE2 CPU extensions")
 757 ENDIF()
 758
 759 OPTION(ALSOFT_REQUIRE_SSE2 "Require SSE3 support" OFF)
 760 CHECK_INCLUDE_FILE(pmmintrin.h HAVE_PMMINTRIN_H "${SSE3_SWITCH}")
 761 IF(HAVE_EMMINTRIN_H)
 762     OPTION(ALSOFT_CPUEXT_SSE3 "Enable SSE3 support" ON)
 763     IF(HAVE_SSE2 AND ALSOFT_CPUEXT_SSE3)
 764         IF(ALIGN_DECL OR HAVE_C11_ALIGNAS)
 765             SET(HAVE_SSE3 1)
 766             SET(ALC_OBJS  ${ALC_OBJS} Alc/mixer_sse3.c)
 767             IF(SSE2_SWITCH)
 768                 SET_SOURCE_FILES_PROPERTIES(Alc/mixer_sse3.c PROPERTIES
 769                                             COMPILE_FLAGS "${SSE3_SWITCH}")
 770             ENDIF()
 771             SET(CPU_EXTS "${CPU_EXTS}, SSE3")
 772         ENDIF()
 773     ENDIF()
 774 ENDIF()
 775 IF(ALSOFT_REQUIRE_SSE3 AND NOT HAVE_SSE3)
 776     MESSAGE(FATAL_ERROR "Failed to enable required SSE3 CPU extensions")
 777 ENDIF()
 778
 779 OPTION(ALSOFT_REQUIRE_SSE4_1 "Require SSE4.1 support" OFF)
 780 CHECK_INCLUDE_FILE(smmintrin.h HAVE_SMMINTRIN_H "${SSE4_1_SWITCH}")
 781 IF(HAVE_SMMINTRIN_H)
 782     OPTION(ALSOFT_CPUEXT_SSE4_1 "Enable SSE4.1 support" ON)
 783     IF(HAVE_SSE2 AND ALSOFT_CPUEXT_SSE4_1)
 784         IF(ALIGN_DECL OR HAVE_C11_ALIGNAS)
 785             SET(HAVE_SSE4_1 1)
 786             SET(ALC_OBJS  ${ALC_OBJS} Alc/mixer_sse41.c)
 787             IF(SSE4_1_SWITCH)
 788                 SET_SOURCE_FILES_PROPERTIES(Alc/mixer_sse41.c PROPERTIES
 789                                             COMPILE_FLAGS "${SSE4_1_SWITCH}")
 790             ENDIF()
 791             SET(CPU_EXTS "${CPU_EXTS}, SSE4.1")
 792         ENDIF()
 793     ENDIF()
 794 ENDIF()
 795 IF(ALSOFT_REQUIRE_SSE4_1 AND NOT HAVE_SSE4_1)
 796     MESSAGE(FATAL_ERROR "Failed to enable required SSE4.1 CPU extensions")
 797 ENDIF()
 798
 799 # Check for ARM Neon support
 800 OPTION(ALSOFT_REQUIRE_NEON "Require ARM Neon support" OFF)
 801 CHECK_INCLUDE_FILE(arm_neon.h HAVE_ARM_NEON_H)
 802 IF(HAVE_ARM_NEON_H)
 803     OPTION(ALSOFT_CPUEXT_NEON "Enable ARM Neon support" ON)
 804     IF(ALSOFT_CPUEXT_NEON)
 805         SET(HAVE_NEON 1)
 806         SET(ALC_OBJS  ${ALC_OBJS} Alc/mixer_neon.c)
 807         IF(FPU_NEON_SWITCH)
 808             SET_SOURCE_FILES_PROPERTIES(Alc/mixer_neon.c PROPERTIES
 809                                         COMPILE_FLAGS "${FPU_NEON_SWITCH}")
 810         ENDIF()
 811         SET(CPU_EXTS "${CPU_EXTS}, Neon")
 812     ENDIF()
 813 ENDIF()
 814 IF(ALSOFT_REQUIRE_NEON AND NOT HAVE_NEON)
 815     MESSAGE(FATAL_ERROR "Failed to enabled required ARM Neon CPU extensions")
 816 ENDIF()
 817
 818
 819 IF(WIN32 OR HAVE_DLFCN_H)
 820     SET(IS_LINKED "")
 821     MACRO(ADD_BACKEND_LIBS _LIBS)
 822     ENDMACRO()
 823 ELSE()
 824     SET(IS_LINKED " (linked)")
 825     MACRO(ADD_BACKEND_LIBS _LIBS)
 826         SET(EXTRA_LIBS ${_LIBS} ${EXTRA_LIBS})
 827     ENDMACRO()
 828 ENDIF()
 829
 830 SET(BACKENDS "")
 831 SET(ALC_OBJS  ${ALC_OBJS}
 832               Alc/backends/base.c
 833               # Default backends, always available
 834               Alc/backends/loopback.c
 835               Alc/backends/null.c
 836 )
 837
 838 # Check ALSA backend
 839 OPTION(ALSOFT_REQUIRE_ALSA "Require ALSA backend" OFF)
 840 FIND_PACKAGE(ALSA)
 841 IF(ALSA_FOUND)
 842     OPTION(ALSOFT_BACKEND_ALSA "Enable ALSA backend" ON)
 843     IF(ALSOFT_BACKEND_ALSA)
 844         SET(HAVE_ALSA 1)
 845         SET(BACKENDS  "${BACKENDS} ALSA${IS_LINKED},")
 846         SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/alsa.c)
 847         ADD_BACKEND_LIBS(${ALSA_LIBRARIES})
 848         IF(CMAKE_VERSION VERSION_LESS "2.8.8")
 849             INCLUDE_DIRECTORIES(${ALSA_INCLUDE_DIRS})
 850         ENDIF()
 851     ENDIF()
 852 ENDIF()
 853 IF(ALSOFT_REQUIRE_ALSA AND NOT HAVE_ALSA)
 854     MESSAGE(FATAL_ERROR "Failed to enabled required ALSA backend")
 855 ENDIF()
 856
 857 # Check OSS backend
 858 OPTION(ALSOFT_REQUIRE_OSS "Require OSS backend" OFF)
 859 FIND_PACKAGE(OSS)
 860 IF(OSS_FOUND)
 861     OPTION(ALSOFT_BACKEND_OSS "Enable OSS backend" ON)
 862     IF(ALSOFT_BACKEND_OSS)
 863         SET(HAVE_OSS 1)
 864         SET(BACKENDS  "${BACKENDS} OSS,")
 865         SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/oss.c)
 866         IF(CMAKE_VERSION VERSION_LESS "2.8.8")
 867             INCLUDE_DIRECTORIES(${OSS_INCLUDE_DIRS})
 868         ENDIF()
 869     ENDIF()
 870 ENDIF()
 871 IF(ALSOFT_REQUIRE_OSS AND NOT HAVE_OSS)
 872     MESSAGE(FATAL_ERROR "Failed to enabled required OSS backend")
 873 ENDIF()
 874
 875 # Check Solaris backend
 876 OPTION(ALSOFT_REQUIRE_SOLARIS "Require Solaris backend" OFF)
 877 FIND_PACKAGE(AudioIO)
 878 IF(AUDIOIO_FOUND)
 879     OPTION(ALSOFT_BACKEND_SOLARIS "Enable Solaris backend" ON)
 880     IF(ALSOFT_BACKEND_SOLARIS)
 881         SET(HAVE_SOLARIS 1)
 882         SET(BACKENDS  "${BACKENDS} Solaris,")
 883         SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/solaris.c)
 884         IF(CMAKE_VERSION VERSION_LESS "2.8.8")
 885             INCLUDE_DIRECTORIES(${AUDIOIO_INCLUDE_DIRS})
 886         ENDIF()
 887     ENDIF()
 888 ENDIF()
 889 IF(ALSOFT_REQUIRE_SOLARIS AND NOT HAVE_SOLARIS)
 890     MESSAGE(FATAL_ERROR "Failed to enabled required Solaris backend")
 891 ENDIF()
 892
 893 # Check SndIO backend
 894 OPTION(ALSOFT_REQUIRE_SNDIO "Require SndIO backend" OFF)
 895 FIND_PACKAGE(SoundIO)
 896 IF(SOUNDIO_FOUND)
 897     OPTION(ALSOFT_BACKEND_SNDIO "Enable SndIO backend" ON)
 898     IF(ALSOFT_BACKEND_SNDIO)
 899         SET(HAVE_SNDIO 1)
 900         SET(BACKENDS  "${BACKENDS} SndIO (linked),")
 901         SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/sndio.c)
 902         SET(EXTRA_LIBS ${SOUNDIO_LIBRARIES} ${EXTRA_LIBS})
 903         IF(CMAKE_VERSION VERSION_LESS "2.8.8")
 904             INCLUDE_DIRECTORIES(${SOUNDIO_INCLUDE_DIRS})
 905         ENDIF()
 906     ENDIF()
 907 ENDIF()
 908 IF(ALSOFT_REQUIRE_SNDIO AND NOT HAVE_SNDIO)
 909     MESSAGE(FATAL_ERROR "Failed to enabled required SndIO backend")
 910 ENDIF()
 911
 912 # Check QSA backend
 913 OPTION(ALSOFT_REQUIRE_QSA "Require QSA backend" OFF)
 914 FIND_PACKAGE(QSA)
 915 IF(QSA_FOUND)
 916     OPTION(ALSOFT_BACKEND_QSA "Enable QSA backend" ON)
 917     IF(ALSOFT_BACKEND_QSA)
 918         SET(HAVE_QSA 1)
 919         SET(BACKENDS  "${BACKENDS} QSA (linked),")
 920         SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/qsa.c)
 921         SET(EXTRA_LIBS ${QSA_LIBRARIES} ${EXTRA_LIBS})
 922         IF(CMAKE_VERSION VERSION_LESS "2.8.8")
 923             INCLUDE_DIRECTORIES(${QSA_INCLUDE_DIRS})
 924         ENDIF()
 925     ENDIF()
 926 ENDIF()
 927 IF(ALSOFT_REQUIRE_QSA AND NOT HAVE_QSA)
 928     MESSAGE(FATAL_ERROR "Failed to enabled required QSA backend")
 929 ENDIF()
 930
 931 # Check Windows-only backends
 932 OPTION(ALSOFT_REQUIRE_WINMM "Require Windows Multimedia backend" OFF)
 933 OPTION(ALSOFT_REQUIRE_DSOUND "Require DirectSound backend" OFF)
 934 OPTION(ALSOFT_REQUIRE_MMDEVAPI "Require MMDevApi backend" OFF)
 935 IF(HAVE_WINDOWS_H)
 936     # Check MMSystem backend
 937     CHECK_INCLUDE_FILES("windows.h;mmsystem.h" HAVE_MMSYSTEM_H -D_WIN32_WINNT=0x0502)
 938     IF(HAVE_MMSYSTEM_H)
 939         CHECK_SHARED_FUNCTION_EXISTS(waveOutOpen "windows.h;mmsystem.h" winmm "" HAVE_LIBWINMM)
 940         IF(HAVE_LIBWINMM)
 941             OPTION(ALSOFT_BACKEND_WINMM "Enable Windows Multimedia backend" ON)
 942             IF(ALSOFT_BACKEND_WINMM)
 943                 SET(HAVE_WINMM 1)
 944                 SET(BACKENDS  "${BACKENDS} WinMM,")
 945                 SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/winmm.c)
 946                 SET(EXTRA_LIBS winmm ${EXTRA_LIBS})
 947             ENDIF()
 948         ENDIF()
 949     ENDIF()
 950
 951     # Check DSound backend
 952     FIND_PACKAGE(DSound)
 953     IF(DSOUND_FOUND)
 954         OPTION(ALSOFT_BACKEND_DSOUND "Enable DirectSound backend" ON)
 955         IF(ALSOFT_BACKEND_DSOUND)
 956             SET(HAVE_DSOUND 1)
 957             SET(BACKENDS  "${BACKENDS} DirectSound${IS_LINKED},")
 958             SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/dsound.c)
 959             ADD_BACKEND_LIBS(${DSOUND_LIBRARIES})
 960             IF(CMAKE_VERSION VERSION_LESS "2.8.8")
 961                 INCLUDE_DIRECTORIES(${DSOUND_INCLUDE_DIRS})
 962             ENDIF()
 963         ENDIF()
 964     ENDIF()
 965
 966     # Check for MMDevApi backend
 967     CHECK_INCLUDE_FILE(mmdeviceapi.h HAVE_MMDEVICEAPI_H)
 968     IF(HAVE_MMDEVICEAPI_H)
 969         OPTION(ALSOFT_BACKEND_MMDEVAPI "Enable MMDevApi backend" ON)
 970         IF(ALSOFT_BACKEND_MMDEVAPI)
 971             SET(HAVE_MMDEVAPI 1)
 972             SET(BACKENDS  "${BACKENDS} MMDevApi,")
 973             SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/mmdevapi.c)
 974         ENDIF()
 975     ENDIF()
 976 ENDIF()
 977 IF(ALSOFT_REQUIRE_WINMM AND NOT HAVE_WINMM)
 978     MESSAGE(FATAL_ERROR "Failed to enabled required WinMM backend")
 979 ENDIF()
 980 IF(ALSOFT_REQUIRE_DSOUND AND NOT HAVE_DSOUND)
 981     MESSAGE(FATAL_ERROR "Failed to enabled required DSound backend")
 982 ENDIF()
 983 IF(ALSOFT_REQUIRE_MMDEVAPI AND NOT HAVE_MMDEVAPI)
 984     MESSAGE(FATAL_ERROR "Failed to enabled required MMDevApi backend")
 985 ENDIF()
 986
 987 # Check PortAudio backend
 988 OPTION(ALSOFT_REQUIRE_PORTAUDIO "Require PortAudio backend" OFF)
 989 FIND_PACKAGE(PortAudio)
 990 IF(PORTAUDIO_FOUND)
 991     OPTION(ALSOFT_BACKEND_PORTAUDIO "Enable PortAudio backend" ON)
 992     IF(ALSOFT_BACKEND_PORTAUDIO)
 993         SET(HAVE_PORTAUDIO 1)
 994         SET(BACKENDS  "${BACKENDS} PortAudio${IS_LINKED},")
 995         SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/portaudio.c)
 996         ADD_BACKEND_LIBS(${PORTAUDIO_LIBRARIES})
 997         IF(CMAKE_VERSION VERSION_LESS "2.8.8")
 998             INCLUDE_DIRECTORIES(${PORTAUDIO_INCLUDE_DIRS})
 999         ENDIF()
1000     ENDIF()
1001 ENDIF()
1002 IF(ALSOFT_REQUIRE_PORTAUDIO AND NOT HAVE_PORTAUDIO)
1003     MESSAGE(FATAL_ERROR "Failed to enabled required PortAudio backend")
1004 ENDIF()
1005
1006 # Check PulseAudio backend
1007 OPTION(ALSOFT_REQUIRE_PULSEAUDIO "Require PulseAudio backend" OFF)
1008 FIND_PACKAGE(PulseAudio)
1009 IF(PULSEAUDIO_FOUND)
1010     OPTION(ALSOFT_BACKEND_PULSEAUDIO "Enable PulseAudio backend" ON)
1011     IF(ALSOFT_BACKEND_PULSEAUDIO)
1012         SET(HAVE_PULSEAUDIO 1)
1013         SET(BACKENDS  "${BACKENDS} PulseAudio${IS_LINKED},")
1014         SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/pulseaudio.c)
1015         ADD_BACKEND_LIBS(${PULSEAUDIO_LIBRARIES})
1016         IF(CMAKE_VERSION VERSION_LESS "2.8.8")
1017             INCLUDE_DIRECTORIES(${PULSEAUDIO_INCLUDE_DIRS})
1018         ENDIF()
1019     ENDIF()
1020 ENDIF()
1021 IF(ALSOFT_REQUIRE_PULSEAUDIO AND NOT HAVE_PULSEAUDIO)
1022     MESSAGE(FATAL_ERROR "Failed to enabled required PulseAudio backend")
1023 ENDIF()
1024
1025 # Check JACK backend
1026 OPTION(ALSOFT_REQUIRE_JACK "Require JACK backend" OFF)
1027 FIND_PACKAGE(JACK)
1028 IF(JACK_FOUND)
1029     OPTION(ALSOFT_BACKEND_JACK "Enable JACK backend" ON)
1030     IF(ALSOFT_BACKEND_JACK)
1031         SET(HAVE_JACK 1)
1032         SET(BACKENDS  "${BACKENDS} JACK${IS_LINKED},")
1033         SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/jack.c)
1034         ADD_BACKEND_LIBS(${JACK_LIBRARIES})
1035         IF(CMAKE_VERSION VERSION_LESS "2.8.8")
1036             INCLUDE_DIRECTORIES(${JACK_INCLUDE_DIRS})
1037         ENDIF()
1038     ENDIF()
1039 ENDIF()
1040 IF(ALSOFT_REQUIRE_JACK AND NOT HAVE_JACK)
1041     MESSAGE(FATAL_ERROR "Failed to enabled required JACK backend")
1042 ENDIF()
1043
1044 # Check CoreAudio backend
1045 OPTION(ALSOFT_REQUIRE_COREAUDIO "Require CoreAudio backend" OFF)
1046 FIND_LIBRARY(COREAUDIO_FRAMEWORK
1047              NAMES CoreAudio
1048              PATHS /System/Library/Frameworks
1049 )
1050 IF(COREAUDIO_FRAMEWORK)
1051     OPTION(ALSOFT_BACKEND_COREAUDIO "Enable CoreAudio backend" ON)
1052     IF(ALSOFT_BACKEND_COREAUDIO)
1053         SET(HAVE_COREAUDIO 1)
1054         SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/coreaudio.c)
1055         SET(BACKENDS  "${BACKENDS} CoreAudio,")
1056         SET(EXTRA_LIBS ${COREAUDIO_FRAMEWORK} ${EXTRA_LIBS})
1057         SET(EXTRA_LIBS /System/Library/Frameworks/AudioUnit.framework ${EXTRA_LIBS})
1058         SET(EXTRA_LIBS /System/Library/Frameworks/ApplicationServices.framework ${EXTRA_LIBS})
1059
1060         # Some versions of OSX may need the AudioToolbox framework. Add it if
1061         # it's found.
1062         FIND_LIBRARY(AUDIOTOOLBOX_LIBRARY
1063                      NAMES AudioToolbox
1064                      PATHS ~/Library/Frameworks
1065                            /Library/Frameworks
1066                            /System/Library/Frameworks
1067                     )
1068         IF(AUDIOTOOLBOX_LIBRARY)
1069             SET(EXTRA_LIBS ${AUDIOTOOLBOX_LIBRARY} ${EXTRA_LIBS})
1070         ENDIF()
1071     ENDIF()
1072 ENDIF()
1073 IF(ALSOFT_REQUIRE_COREAUDIO AND NOT HAVE_COREAUDIO)
1074     MESSAGE(FATAL_ERROR "Failed to enabled required CoreAudio backend")
1075 ENDIF()
1076
1077 # Check for OpenSL (Android) backend
1078 OPTION(ALSOFT_REQUIRE_OPENSL "Require OpenSL backend" OFF)
1079 CHECK_INCLUDE_FILES("SLES/OpenSLES.h;SLES/OpenSLES_Android.h" HAVE_SLES_OPENSLES_ANDROID_H)
1080 IF(HAVE_SLES_OPENSLES_ANDROID_H)
1081     CHECK_SHARED_FUNCTION_EXISTS(slCreateEngine "SLES/OpenSLES.h" OpenSLES "" HAVE_LIBOPENSLES)
1082     IF(HAVE_LIBOPENSLES)
1083         OPTION(ALSOFT_BACKEND_OPENSL "Enable OpenSL backend" ON)
1084         IF(ALSOFT_BACKEND_OPENSL)
1085             SET(HAVE_OPENSL 1)
1086             SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/opensl.c)
1087             SET(BACKENDS  "${BACKENDS} OpenSL,")
1088             SET(EXTRA_LIBS OpenSLES ${EXTRA_LIBS})
1089         ENDIF()
1090     ENDIF()
1091 ENDIF()
1092 IF(ALSOFT_REQUIRE_OPENSL AND NOT HAVE_OPENSL)
1093     MESSAGE(FATAL_ERROR "Failed to enabled required OpenSL backend")
1094 ENDIF()
1095
1096 # Optionally enable the Wave Writer backend
1097 OPTION(ALSOFT_BACKEND_WAVE "Enable Wave Writer backend" ON)
1098 IF(ALSOFT_BACKEND_WAVE)
1099     SET(HAVE_WAVE 1)
1100     SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/wave.c)
1101     SET(BACKENDS  "${BACKENDS} WaveFile,")
1102 ENDIF()
1103
1104 # This is always available
1105 SET(BACKENDS  "${BACKENDS} Null")
1106
1107 option(ALSOFT_EMBED_HRTF_DATA "Embed the HRTF data files (increases library footprint)" OFF)
1108 if(ALSOFT_EMBED_HRTF_DATA)
1109     if(WIN32)
1110         set(ALC_OBJS  ${ALC_OBJS} Alc/hrtf_res.rc)
1111     elseif(APPLE)
1112         macro(add_custom_binary FILENAME BIN_NAME)
1113             set(outfile ${CMAKE_CURRENT_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/${FILENAME}${CMAKE_C_OUTPUT_EXTENSION})
1114             set(stubsrcfile ${CMAKE_CURRENT_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/${FILENAME}.stub.c)
1115             set(stubfile ${CMAKE_CURRENT_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/${FILENAME}.stub${CMAKE_C_OUTPUT_EXTENSION})
1116             add_custom_command(OUTPUT ${outfile}
1117                 DEPENDS "${CMAKE_CURRENT_SOURCE_DIR}/hrtf/${FILENAME}"
1118                 WORKING_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}/hrtf"
1119                 COMMAND touch "${stubsrcfile}"
1120                 COMMAND "${CMAKE_C_COMPILER}" -o "${stubfile}" -c "${stubsrcfile}"
1121                 COMMAND "${CMAKE_LINKER}" -r -o "${outfile}" -sectcreate binary ${BIN_NAME} ${FILENAME} "${stubfile}"
1122                 COMMAND rm "${stubsrcfile}" "${stubfile}"
1123                 COMMENT "Generating ${FILENAME}${CMAKE_C_OUTPUT_EXTENSION}"
1124                 VERBATIM
1125             )
1126             set(ALC_OBJS  ${ALC_OBJS} ${outfile})
1127         endmacro()
1128         add_custom_binary(default-44100.mhr "default_44100")
1129         add_custom_binary(default-48000.mhr "default_48000")
1130     else()
1131         set(FILENAMES default-44100.mhr default-48000.mhr)
1132         foreach(FILENAME ${FILENAMES})
1133             set(outfile ${CMAKE_CURRENT_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/${FILENAME}${CMAKE_C_OUTPUT_EXTENSION})
1134             add_custom_command(OUTPUT ${outfile}
1135                 DEPENDS "${CMAKE_CURRENT_SOURCE_DIR}/hrtf/${FILENAME}"
1136                 WORKING_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}/hrtf"
1137                 COMMAND "${CMAKE_LINKER}" -r -b binary -o "${outfile}" ${FILENAME}
1138                 COMMAND "${CMAKE_OBJCOPY}" --rename-section .data=.rodata,alloc,load,readonly,data,contents "${outfile}" "${outfile}"
1139                 COMMENT "Generating ${FILENAME}${CMAKE_C_OUTPUT_EXTENSION}"
1140                 VERBATIM
1141             )
1142             set(ALC_OBJS  ${ALC_OBJS} ${outfile})
1143         endforeach()
1144         unset(outfile)
1145         unset(FILENAMES)
1146     endif()
1147 endif()
1148
1149
1150 IF(ALSOFT_UTILS AND NOT ALSOFT_NO_CONFIG_UTIL)
1151     add_subdirectory(utils/alsoft-config)
1152 ENDIF()
1153 IF(ALSOFT_EXAMPLES)
1154     FIND_PACKAGE(SDL2)
1155     IF(SDL2_FOUND)
1156         FIND_PACKAGE(SDL_sound)
1157         IF(SDL_SOUND_FOUND AND CMAKE_VERSION VERSION_LESS "2.8.8")
1158             INCLUDE_DIRECTORIES(${SDL2_INCLUDE_DIR} ${SDL_SOUND_INCLUDE_DIR})
1159         ENDIF()
1160         FIND_PACKAGE(FFmpeg COMPONENTS AVFORMAT AVCODEC AVUTIL SWSCALE SWRESAMPLE)
1161         IF(FFMPEG_FOUND AND CMAKE_VERSION VERSION_LESS "2.8.8")
1162             INCLUDE_DIRECTORIES(${FFMPEG_INCLUDE_DIRS})
1163         ENDIF()
1164     ENDIF()
1165 ENDIF()
1166
1167 IF(LIBTYPE STREQUAL "STATIC")
1168     ADD_DEFINITIONS(-DAL_LIBTYPE_STATIC)
1169     SET(PKG_CONFIG_CFLAGS -DAL_LIBTYPE_STATIC ${PKG_CONFIG_CFLAGS})
1170 ENDIF()
1171
1172 # Needed for openal.pc.in
1173 SET(prefix ${CMAKE_INSTALL_PREFIX})
1174 SET(exec_prefix "\${prefix}")
1175 SET(libdir "\${exec_prefix}/${CMAKE_INSTALL_LIBDIR}")
1176 SET(bindir "\${exec_prefix}/${CMAKE_INSTALL_BINDIR}")
1177 SET(includedir "\${prefix}/${CMAKE_INSTALL_INCLUDEDIR}")
1178 SET(PACKAGE_VERSION "${LIB_VERSION}")
1179
1180 # End configuration
1181 CONFIGURE_FILE(
1182     "${OpenAL_SOURCE_DIR}/config.h.in"
1183     "${OpenAL_BINARY_DIR}/config.h")
1184 CONFIGURE_FILE(
1185     "${OpenAL_SOURCE_DIR}/openal.pc.in"
1186     "${OpenAL_BINARY_DIR}/openal.pc"
1187     @ONLY)
1188
1189 # Build a common library with reusable helpers
1190 ADD_LIBRARY(common STATIC ${COMMON_OBJS})
1191 SET_PROPERTY(TARGET common APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1192 IF(NOT LIBTYPE STREQUAL "STATIC")
1193     SET_PROPERTY(TARGET common PROPERTY POSITION_INDEPENDENT_CODE TRUE)
1194 ENDIF()
1195
1196 # Build main library
1197 IF(LIBTYPE STREQUAL "STATIC")
1198     ADD_LIBRARY(${LIBNAME} STATIC ${COMMON_OBJS} ${OPENAL_OBJS} ${ALC_OBJS})
1199 ELSE()
1200     ADD_LIBRARY(${LIBNAME} SHARED ${OPENAL_OBJS} ${ALC_OBJS})
1201 ENDIF()
1202 SET_PROPERTY(TARGET ${LIBNAME} APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1203 SET_PROPERTY(TARGET ${LIBNAME} APPEND PROPERTY COMPILE_DEFINITIONS AL_BUILD_LIBRARY AL_ALEXT_PROTOTYPES)
1204 IF(WIN32 AND ALSOFT_NO_UID_DEFS)
1205     SET_PROPERTY(TARGET ${LIBNAME} APPEND PROPERTY COMPILE_DEFINITIONS AL_NO_UID_DEFS)
1206 ENDIF()
1207 SET_PROPERTY(TARGET ${LIBNAME} APPEND PROPERTY INCLUDE_DIRECTORIES "${OpenAL_SOURCE_DIR}/OpenAL32/Include" "${OpenAL_SOURCE_DIR}/Alc")
1208 IF(HAVE_ALSA)
1209     SET_PROPERTY(TARGET ${LIBNAME} APPEND PROPERTY INCLUDE_DIRECTORIES ${ALSA_INCLUDE_DIRS})
1210 ENDIF()
1211 IF(HAVE_OSS)
1212     SET_PROPERTY(TARGET ${LIBNAME} APPEND PROPERTY INCLUDE_DIRECTORIES ${OSS_INCLUDE_DIRS})
1213 ENDIF()
1214 IF(HAVE_SOLARIS)
1215     SET_PROPERTY(TARGET ${LIBNAME} APPEND PROPERTY INCLUDE_DIRECTORIES ${AUDIOIO_INCLUDE_DIRS})
1216 ENDIF()
1217 IF(HAVE_SNDIO)
1218     SET_PROPERTY(TARGET ${LIBNAME} APPEND PROPERTY INCLUDE_DIRECTORIES ${SOUNDIO_INCLUDE_DIRS})
1219 ENDIF()
1220 IF(HAVE_QSA)
1221     SET_PROPERTY(TARGET ${LIBNAME} APPEND PROPERTY INCLUDE_DIRECTORIES ${QSA_INCLUDE_DIRS})
1222 ENDIF()
1223 IF(HAVE_DSOUND)
1224     SET_PROPERTY(TARGET ${LIBNAME} APPEND PROPERTY INCLUDE_DIRECTORIES ${DSOUND_INCLUDE_DIRS})
1225 ENDIF()
1226 IF(HAVE_PORTAUDIO)
1227     SET_PROPERTY(TARGET ${LIBNAME} APPEND PROPERTY INCLUDE_DIRECTORIES ${PORTAUDIO_INCLUDE_DIRS})
1228 ENDIF()
1229 IF(HAVE_PULSEAUDIO)
1230     SET_PROPERTY(TARGET ${LIBNAME} APPEND PROPERTY INCLUDE_DIRECTORIES ${PULSEAUDIO_INCLUDE_DIRS})
1231 ENDIF()
1232 IF(HAVE_JACK)
1233     SET_PROPERTY(TARGET ${LIBNAME} APPEND PROPERTY INCLUDE_DIRECTORIES ${JACK_INCLUDE_DIRS})
1234 ENDIF()
1235 SET_TARGET_PROPERTIES(${LIBNAME} PROPERTIES VERSION ${LIB_VERSION}
1236                                             SOVERSION ${LIB_MAJOR_VERSION})
1237 IF(WIN32 AND NOT LIBTYPE STREQUAL "STATIC")
1238     SET_TARGET_PROPERTIES(${LIBNAME} PROPERTIES PREFIX "")
1239
1240     IF(MINGW AND ALSOFT_BUILD_IMPORT_LIB)
1241         FIND_PROGRAM(SED_EXECUTABLE NAMES sed DOC "sed executable")
1242         FIND_PROGRAM(DLLTOOL_EXECUTABLE NAMES "${DLLTOOL}" DOC "dlltool executable")
1243         IF(NOT SED_EXECUTABLE OR NOT DLLTOOL_EXECUTABLE)
1244             MESSAGE(STATUS "")
1245             IF(NOT SED_EXECUTABLE)
1246                 MESSAGE(STATUS "WARNING: Cannot find sed, disabling .def/.lib generation")
1247             ENDIF()
1248             IF(NOT DLLTOOL_EXECUTABLE)
1249                 MESSAGE(STATUS "WARNING: Cannot find dlltool, disabling .def/.lib generation")
1250             ENDIF()
1251         ELSE()
1252             SET_TARGET_PROPERTIES(${LIBNAME} PROPERTIES LINK_FLAGS "-Wl,--output-def,${LIBNAME}.def")
1253             ADD_CUSTOM_COMMAND(TARGET ${LIBNAME} POST_BUILD
1254                 COMMAND "${SED_EXECUTABLE}" -i -e "s/ @[^ ]*//" ${LIBNAME}.def
1255                 COMMAND "${DLLTOOL_EXECUTABLE}" -d ${LIBNAME}.def -l ${LIBNAME}.lib -D ${LIBNAME}.dll
1256                 COMMENT "Stripping ordinals from ${LIBNAME}.def and generating ${LIBNAME}.lib..."
1257                 VERBATIM
1258             )
1259         ENDIF()
1260     ENDIF()
1261 ENDIF()
1262
1263 TARGET_LINK_LIBRARIES(${LIBNAME} common ${EXTRA_LIBS})
1264
1265 IF(ALSOFT_INSTALL)
1266     # Add an install target here
1267     INSTALL(TARGETS ${LIBNAME}
1268             RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
1269             LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
1270             ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
1271     )
1272     INSTALL(FILES include/AL/al.h
1273                   include/AL/alc.h
1274                   include/AL/alext.h
1275                   include/AL/efx.h
1276                   include/AL/efx-creative.h
1277                   include/AL/efx-presets.h
1278             DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/AL
1279     )
1280     INSTALL(FILES "${OpenAL_BINARY_DIR}/openal.pc"
1281             DESTINATION "${CMAKE_INSTALL_LIBDIR}/pkgconfig")
1282 ENDIF()
1283
1284
1285 MESSAGE(STATUS "")
1286 MESSAGE(STATUS "Building OpenAL with support for the following backends:")
1287 MESSAGE(STATUS "    ${BACKENDS}")
1288 MESSAGE(STATUS "")
1289 MESSAGE(STATUS "Building with support for CPU extensions:")
1290 MESSAGE(STATUS "    ${CPU_EXTS}")
1291 MESSAGE(STATUS "")
1292
1293 IF(WIN32)
1294     IF(NOT HAVE_DSOUND)
1295         MESSAGE(STATUS "WARNING: Building the Windows version without DirectSound output")
1296         MESSAGE(STATUS "         This is probably NOT what you want!")
1297         MESSAGE(STATUS "")
1298     ENDIF()
1299 ENDIF()
1300
1301 if(ALSOFT_EMBED_HRTF_DATA)
1302     message(STATUS "Embedding HRTF datasets")
1303     message(STATUS "")
1304 endif()
1305
1306 # Install alsoft.conf configuration file
1307 IF(ALSOFT_CONFIG)
1308     INSTALL(FILES alsoftrc.sample
1309             DESTINATION ${CMAKE_INSTALL_DATADIR}/openal
1310     )
1311     MESSAGE(STATUS "Installing sample configuration")
1312     MESSAGE(STATUS "")
1313 ENDIF()
1314
1315 # Install HRTF definitions
1316 IF(ALSOFT_HRTF_DEFS)
1317     INSTALL(FILES hrtf/default-44100.mhr
1318                   hrtf/default-48000.mhr
1319             DESTINATION ${CMAKE_INSTALL_DATADIR}/openal/hrtf
1320     )
1321     MESSAGE(STATUS "Installing HRTF definitions")
1322     MESSAGE(STATUS "")
1323 ENDIF()
1324
1325 # Install AmbDec presets
1326 IF(ALSOFT_AMBDEC_PRESETS)
1327     INSTALL(FILES presets/3D7.1.ambdec
1328                   presets/hexagon.ambdec
1329                   presets/itu5.1.ambdec
1330                   presets/rectangle.ambdec
1331                   presets/square.ambdec
1332                   presets/presets.txt
1333             DESTINATION ${CMAKE_INSTALL_DATADIR}/openal/presets
1334     )
1335     MESSAGE(STATUS "Installing AmbDec presets")
1336     MESSAGE(STATUS "")
1337 ENDIF()
1338
1339 IF(ALSOFT_UTILS)
1340     ADD_EXECUTABLE(openal-info utils/openal-info.c)
1341     SET_PROPERTY(TARGET openal-info APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1342     TARGET_LINK_LIBRARIES(openal-info ${LIBNAME})
1343
1344     ADD_EXECUTABLE(makehrtf utils/makehrtf.c)
1345     SET_PROPERTY(TARGET makehrtf APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1346     IF(HAVE_LIBM)
1347         TARGET_LINK_LIBRARIES(makehrtf m)
1348     ENDIF()
1349
1350     ADD_EXECUTABLE(bsincgen utils/bsincgen.c)
1351     SET_PROPERTY(TARGET bsincgen APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1352     IF(HAVE_LIBM)
1353         TARGET_LINK_LIBRARIES(bsincgen m)
1354     ENDIF()
1355
1356     IF(ALSOFT_INSTALL)
1357         INSTALL(TARGETS openal-info makehrtf bsincgen
1358                 RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
1359                 LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
1360                 ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
1361         )
1362     ENDIF()
1363
1364     MESSAGE(STATUS "Building utility programs")
1365     IF(TARGET alsoft-config)
1366         MESSAGE(STATUS "Building configuration program")
1367     ENDIF()
1368     MESSAGE(STATUS "")
1369 ENDIF()
1370
1371 IF(ALSOFT_TESTS)
1372     ADD_LIBRARY(test-common STATIC examples/common/alhelpers.c)
1373     SET_PROPERTY(TARGET test-common APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1374
1375     ADD_EXECUTABLE(altonegen examples/altonegen.c)
1376     TARGET_LINK_LIBRARIES(altonegen test-common ${LIBNAME})
1377     SET_PROPERTY(TARGET altonegen APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1378
1379     IF(ALSOFT_INSTALL)
1380         INSTALL(TARGETS altonegen
1381                 RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
1382                 LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
1383                 ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
1384         )
1385     ENDIF()
1386
1387     MESSAGE(STATUS "Building test programs")
1388     MESSAGE(STATUS "")
1389 ENDIF()
1390
1391 IF(ALSOFT_EXAMPLES)
1392     IF(SDL2_FOUND AND SDL_SOUND_FOUND)
1393         ADD_LIBRARY(ex-common STATIC examples/common/alhelpers.c
1394                                      examples/common/sdl_sound.c)
1395         SET_PROPERTY(TARGET ex-common APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1396         SET_PROPERTY(TARGET ex-common APPEND PROPERTY INCLUDE_DIRECTORIES ${SDL2_INCLUDE_DIR}
1397                                                                           ${SDL_SOUND_INCLUDE_DIR})
1398
1399         ADD_EXECUTABLE(alstream examples/alstream.c)
1400         TARGET_LINK_LIBRARIES(alstream ex-common ${SDL_SOUND_LIBRARIES} ${SDL2_LIBRARY}
1401                                        common ${LIBNAME})
1402         SET_PROPERTY(TARGET alstream APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1403         SET_PROPERTY(TARGET alstream APPEND PROPERTY INCLUDE_DIRECTORIES ${SDL2_INCLUDE_DIR}
1404                                                                          ${SDL_SOUND_INCLUDE_DIR})
1405
1406         ADD_EXECUTABLE(alreverb examples/alreverb.c)
1407         TARGET_LINK_LIBRARIES(alreverb ex-common ${SDL_SOUND_LIBRARIES} ${SDL2_LIBRARY}
1408                                        common ${LIBNAME})
1409         SET_PROPERTY(TARGET alreverb APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1410         SET_PROPERTY(TARGET alreverb APPEND PROPERTY INCLUDE_DIRECTORIES ${SDL2_INCLUDE_DIR}
1411                                                                          ${SDL_SOUND_INCLUDE_DIR})
1412
1413         ADD_EXECUTABLE(allatency examples/allatency.c)
1414         TARGET_LINK_LIBRARIES(allatency ex-common ${SDL_SOUND_LIBRARIES} ${SDL2_LIBRARY}
1415                                         common ${LIBNAME})
1416         SET_PROPERTY(TARGET allatency APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1417         SET_PROPERTY(TARGET allatency APPEND PROPERTY INCLUDE_DIRECTORIES ${SDL2_INCLUDE_DIR}
1418                                                                           ${SDL_SOUND_INCLUDE_DIR})
1419
1420         ADD_EXECUTABLE(alloopback examples/alloopback.c)
1421         TARGET_LINK_LIBRARIES(alloopback ex-common ${SDL_SOUND_LIBRARIES} ${SDL2_LIBRARY}
1422                                          common ${LIBNAME})
1423         SET_PROPERTY(TARGET alloopback APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1424         SET_PROPERTY(TARGET alloopback APPEND PROPERTY INCLUDE_DIRECTORIES ${SDL2_INCLUDE_DIR}
1425                                                                            ${SDL_SOUND_INCLUDE_DIR})
1426
1427         ADD_EXECUTABLE(alhrtf examples/alhrtf.c)
1428         TARGET_LINK_LIBRARIES(alhrtf ex-common ${SDL_SOUND_LIBRARIES} ${SDL2_LIBRARY}
1429                                      common ${LIBNAME})
1430         SET_PROPERTY(TARGET alhrtf APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1431         SET_PROPERTY(TARGET alhrtf APPEND PROPERTY INCLUDE_DIRECTORIES ${SDL2_INCLUDE_DIR}
1432                                                                        ${SDL_SOUND_INCLUDE_DIR})
1433
1434         IF(ALSOFT_INSTALL)
1435             INSTALL(TARGETS alstream alreverb allatency alloopback alhrtf
1436                     RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
1437                     LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
1438                     ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
1439             )
1440         ENDIF()
1441
1442         SET(FFVER_OK FALSE)
1443         IF(FFMPEG_FOUND)
1444             SET(FFVER_OK TRUE)
1445             IF(AVFORMAT_VERSION VERSION_LESS "55.33.100")
1446                 MESSAGE(STATUS "libavformat is too old! (${AVFORMAT_VERSION}, wanted 55.33.100)")
1447                 SET(FFVER_OK FALSE)
1448             ENDIF()
1449             IF(AVCODEC_VERSION VERSION_LESS "55.52.102")
1450                 MESSAGE(STATUS "libavcodec is too old! (${AVCODEC_VERSION}, wanted 55.52.102)")
1451                 SET(FFVER_OK FALSE)
1452             ENDIF()
1453             IF(AVUTIL_VERSION VERSION_LESS "52.66.100")
1454                 MESSAGE(STATUS "libavutil is too old! (${AVUTIL_VERSION}, wanted 52.66.100)")
1455                 SET(FFVER_OK FALSE)
1456             ENDIF()
1457             IF(SWSCALE_VERSION VERSION_LESS "2.5.102")
1458                 MESSAGE(STATUS "libswscale is too old! (${SWSCALE_VERSION}, wanted 2.5.102)")
1459                 SET(FFVER_OK FALSE)
1460             ENDIF()
1461             IF(SWRESAMPLE_VERSION VERSION_LESS "0.18.100")
1462                 MESSAGE(STATUS "libswresample is too old! (${SWRESAMPLE_VERSION}, wanted 0.18.100)")
1463                 SET(FFVER_OK FALSE)
1464             ENDIF()
1465         ENDIF()
1466         IF(FFVER_OK AND NOT MSVC)
1467             ADD_EXECUTABLE(alffplay examples/alffplay.c)
1468             TARGET_LINK_LIBRARIES(alffplay common ex-common ${SDL2_LIBRARY} ${LIBNAME} ${FFMPEG_LIBRARIES})
1469             SET_PROPERTY(TARGET alffplay APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1470             SET_PROPERTY(TARGET alffplay APPEND PROPERTY INCLUDE_DIRECTORIES ${SDL2_INCLUDE_DIR}
1471                                                                              ${FFMPEG_INCLUDE_DIRS})
1472
1473             IF(ALSOFT_INSTALL)
1474                 INSTALL(TARGETS alffplay
1475                         RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
1476                         LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
1477                         ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
1478                 )
1479             ENDIF()
1480             MESSAGE(STATUS "Building SDL and FFmpeg example programs")
1481         ELSE()
1482             MESSAGE(STATUS "Building SDL example programs")
1483         ENDIF()
1484         MESSAGE(STATUS "")
1485     ENDIF()
1486 ENDIF()