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 SET(CPP_DEFS ) # C pre-process, not C++
  66 SET(INC_PATHS )
  67 SET(C_FLAGS )
  68 SET(LINKER_FLAGS )
  69 SET(EXTRA_LIBS )
  70
  71 IF(WIN32)
  72     SET(CPP_DEFS ${CPP_DEFS} _WIN32 _WIN32_WINNT=0x0502)
  73
  74     OPTION(ALSOFT_BUILD_ROUTER  "Build the router (EXPERIMENTAL; creates OpenAL32.dll and soft_oal.dll)"  OFF)
  75
  76     # This option is mainly for static linking OpenAL Soft into another project
  77     # that already defines the IDs. It is up to that project to ensure all
  78     # required IDs are defined.
  79     OPTION(ALSOFT_NO_UID_DEFS "Do not define GUIDs, IIDs, CLSIDs, or PropertyKeys" OFF)
  80
  81     IF(MINGW)
  82         OPTION(ALSOFT_BUILD_IMPORT_LIB "Build an import .lib using dlltool (requires sed)" ON)
  83         IF(NOT DLLTOOL)
  84             IF(HOST)
  85                 SET(DLLTOOL "${HOST}-dlltool")
  86             ELSE()
  87                 SET(DLLTOOL "dlltool")
  88             ENDIF()
  89         ENDIF()
  90     ENDIF()
  91 ENDIF()
  92
  93
  94 # QNX's gcc do not uses /usr/include and /usr/lib pathes by default
  95 IF ("${CMAKE_C_PLATFORM_ID}" STREQUAL "QNX")
  96     SET(INC_PATHS ${INC_PATHS} /usr/include)
  97     SET(LINKER_FLAGS ${LINKER_FLAGS} -L/usr/lib)
  98 ENDIF()
  99
 100 IF(NOT LIBTYPE)
 101     SET(LIBTYPE SHARED)
 102 ENDIF()
 103
 104 SET(LIB_MAJOR_VERSION "1")
 105 SET(LIB_MINOR_VERSION "18")
 106 SET(LIB_REVISION "2")
 107 SET(LIB_VERSION "${LIB_MAJOR_VERSION}.${LIB_MINOR_VERSION}.${LIB_REVISION}")
 108
 109 SET(EXPORT_DECL "")
 110 SET(ALIGN_DECL "")
 111
 112
 113 CHECK_TYPE_SIZE("long" SIZEOF_LONG)
 114 CHECK_TYPE_SIZE("long long" SIZEOF_LONG_LONG)
 115
 116
 117 CHECK_C_COMPILER_FLAG(-std=c11 HAVE_STD_C11)
 118 IF(HAVE_STD_C11)
 119     SET(CMAKE_C_FLAGS "-std=c11 ${CMAKE_C_FLAGS}")
 120 ELSE()
 121     CHECK_C_COMPILER_FLAG(-std=c99 HAVE_STD_C99)
 122     IF(HAVE_STD_C99)
 123         SET(CMAKE_C_FLAGS "-std=c99 ${CMAKE_C_FLAGS}")
 124     ENDIF()
 125 ENDIF()
 126
 127 CHECK_CXX_COMPILER_FLAG(-std=c++11 HAVE_STD_CXX11)
 128 IF(HAVE_STD_CXX11)
 129     SET(CMAKE_CXX_FLAGS "-std=c++11 ${CMAKE_CXX_FLAGS}")
 130 ENDIF()
 131
 132 if(NOT WIN32)
 133     # Check if _POSIX_C_SOURCE and _XOPEN_SOURCE needs to be set for POSIX functions
 134     CHECK_SYMBOL_EXISTS(posix_memalign stdlib.h HAVE_POSIX_MEMALIGN_DEFAULT)
 135     IF(NOT HAVE_POSIX_MEMALIGN_DEFAULT)
 136         SET(OLD_REQUIRED_FLAGS ${CMAKE_REQUIRED_FLAGS})
 137         SET(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -D_POSIX_C_SOURCE=200112L -D_XOPEN_SOURCE=600")
 138         CHECK_SYMBOL_EXISTS(posix_memalign stdlib.h HAVE_POSIX_MEMALIGN_POSIX)
 139         IF(NOT HAVE_POSIX_MEMALIGN_POSIX)
 140             SET(CMAKE_REQUIRED_FLAGS ${OLD_REQUIRED_FLAGS})
 141         ELSE()
 142             SET(CPP_DEFS ${CPP_DEFS} _POSIX_C_SOURCE=200112L _XOPEN_SOURCE=600)
 143         ENDIF()
 144     ENDIF()
 145     UNSET(OLD_REQUIRED_FLAGS)
 146 ENDIF()
 147
 148 # Set defines for large file support
 149 CHECK_FILE_OFFSET_BITS()
 150 IF(_FILE_OFFSET_BITS)
 151     SET(CPP_DEFS ${CPP_DEFS} "_FILE_OFFSET_BITS=${_FILE_OFFSET_BITS}")
 152     SET(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -D_FILE_OFFSET_BITS=${_FILE_OFFSET_BITS}")
 153 ENDIF()
 154 SET(CPP_DEFS ${CPP_DEFS} _LARGEFILE_SOURCE _LARGE_FILES)
 155 SET(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -D_LARGEFILE_SOURCE -D_LARGE_FILES")
 156
 157 # MSVC may need workarounds for C99 restrict and inline
 158 IF(MSVC)
 159     # TODO: Once we truly require C99, these restrict and inline checks should go
 160     # away.
 161     CHECK_C_SOURCE_COMPILES("int *restrict foo;
 162                              int main() {return 0;}" HAVE_RESTRICT)
 163     IF(NOT HAVE_RESTRICT)
 164         SET(CPP_DEFS ${CPP_DEFS} "restrict=")
 165         SET(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -Drestrict=")
 166     ENDIF()
 167
 168     CHECK_C_SOURCE_COMPILES("inline void foo(void) { }
 169                              int main() {return 0;}" HAVE_INLINE)
 170     IF(NOT HAVE_INLINE)
 171         CHECK_C_SOURCE_COMPILES("__inline void foo(void) { }
 172                                  int main() {return 0;}" HAVE___INLINE)
 173         IF(NOT HAVE___INLINE)
 174             MESSAGE(FATAL_ERROR "No inline keyword found, please report!")
 175         ENDIF()
 176
 177         SET(CPP_DEFS ${CPP_DEFS} inline=__inline)
 178         SET(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -Dinline=__inline")
 179     ENDIF()
 180 ENDIF()
 181
 182 # Make sure we have C99-style inline semantics with GCC (4.3 or newer).
 183 IF(CMAKE_COMPILER_IS_GNUCC)
 184     SET(CMAKE_C_FLAGS "-fno-gnu89-inline ${CMAKE_C_FLAGS}")
 185
 186     SET(OLD_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS}")
 187     # Force no inlining for the next test.
 188     SET(CMAKE_REQUIRED_FLAGS "${OLD_REQUIRED_FLAGS} -fno-inline")
 189
 190     CHECK_C_SOURCE_COMPILES("extern inline int foo() { return 0; }
 191                              int main() {return foo();}" INLINE_IS_C99)
 192     IF(NOT INLINE_IS_C99)
 193         MESSAGE(FATAL_ERROR "Your compiler does not seem to have C99 inline semantics!
 194                              Please update your compiler for better C99 compliance.")
 195     ENDIF()
 196
 197     SET(CMAKE_REQUIRED_FLAGS "${OLD_REQUIRED_FLAGS}")
 198 ENDIF()
 199
 200 # Check if we have a proper timespec declaration
 201 CHECK_STRUCT_HAS_MEMBER("struct timespec" tv_sec time.h HAVE_STRUCT_TIMESPEC)
 202 IF(HAVE_STRUCT_TIMESPEC)
 203     # Define it here so we don't have to include config.h for it
 204     SET(CPP_DEFS ${CPP_DEFS} HAVE_STRUCT_TIMESPEC)
 205 ENDIF()
 206
 207 # Some systems may need libatomic for C11 atomic functions to work
 208 SET(OLD_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES})
 209 SET(CMAKE_REQUIRED_LIBRARIES ${OLD_REQUIRED_LIBRARIES} atomic)
 210 CHECK_C_SOURCE_COMPILES("#include <stdatomic.h>
 211 int _Atomic foo = ATOMIC_VAR_INIT(0);
 212 int main()
 213 {
 214     return atomic_fetch_add(&foo, 2);
 215 }"
 216 HAVE_LIBATOMIC)
 217 IF(NOT HAVE_LIBATOMIC)
 218     SET(CMAKE_REQUIRED_LIBRARIES "${OLD_REQUIRED_LIBRARIES}")
 219 ELSE()
 220     SET(EXTRA_LIBS atomic ${EXTRA_LIBS})
 221 ENDIF()
 222 UNSET(OLD_REQUIRED_LIBRARIES)
 223
 224 # Include liblog for Android logging
 225 CHECK_LIBRARY_EXISTS(log __android_log_print "" HAVE_LIBLOG)
 226 IF(HAVE_LIBLOG)
 227     SET(EXTRA_LIBS log ${EXTRA_LIBS})
 228     SET(CMAKE_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES} log)
 229 ENDIF()
 230
 231 # Check if we have C99 bool
 232 CHECK_C_SOURCE_COMPILES(
 233 "int main(int argc, char *argv[])
 234  {
 235      volatile _Bool ret;
 236      ret = (argc > 1) ? 1 : 0;
 237      return ret ? -1 : 0;
 238  }"
 239 HAVE_C99_BOOL)
 240
 241 # Check if we have C11 static_assert
 242 CHECK_C_SOURCE_COMPILES(
 243 "int main()
 244  {
 245      _Static_assert(sizeof(int) == sizeof(int), \"What\");
 246      return 0;
 247  }"
 248 HAVE_C11_STATIC_ASSERT)
 249
 250 # Check if we have C11 alignas
 251 CHECK_C_SOURCE_COMPILES(
 252 "_Alignas(16) int foo;
 253  int main()
 254  {
 255      return 0;
 256  }"
 257 HAVE_C11_ALIGNAS)
 258
 259 # Check if we have C11 _Atomic
 260 CHECK_C_SOURCE_COMPILES(
 261 "#include <stdatomic.h>
 262  int _Atomic foo = ATOMIC_VAR_INIT(0);
 263  int main()
 264  {
 265      atomic_fetch_add(&foo, 2);
 266      return 0;
 267  }"
 268 HAVE_C11_ATOMIC)
 269
 270 # Add definitions, compiler switches, etc.
 271 INCLUDE_DIRECTORIES("${OpenAL_SOURCE_DIR}/include" "${OpenAL_SOURCE_DIR}/common" "${OpenAL_BINARY_DIR}")
 272
 273 IF(NOT CMAKE_BUILD_TYPE)
 274     SET(CMAKE_BUILD_TYPE RelWithDebInfo CACHE STRING
 275         "Choose the type of build, options are: Debug Release RelWithDebInfo MinSizeRel."
 276         FORCE)
 277 ENDIF()
 278 IF(NOT CMAKE_DEBUG_POSTFIX)
 279     SET(CMAKE_DEBUG_POSTFIX "" CACHE STRING
 280         "Library postfix for debug builds. Normally left blank."
 281         FORCE)
 282 ENDIF()
 283
 284 IF(MSVC)
 285     SET(CPP_DEFS ${CPP_DEFS} _CRT_SECURE_NO_WARNINGS _CRT_NONSTDC_NO_DEPRECATE)
 286     SET(C_FLAGS ${C_FLAGS} /wd4098)
 287
 288     IF(NOT DXSDK_DIR)
 289         STRING(REGEX REPLACE "\\\\" "/" DXSDK_DIR "$ENV{DXSDK_DIR}")
 290     ELSE()
 291         STRING(REGEX REPLACE "\\\\" "/" DXSDK_DIR "${DXSDK_DIR}")
 292     ENDIF()
 293     IF(DXSDK_DIR)
 294         MESSAGE(STATUS "Using DirectX SDK directory: ${DXSDK_DIR}")
 295     ENDIF()
 296
 297     OPTION(FORCE_STATIC_VCRT "Force /MT for static VC runtimes" OFF)
 298     IF(FORCE_STATIC_VCRT)
 299         FOREACH(flag_var
 300                 CMAKE_C_FLAGS CMAKE_C_FLAGS_DEBUG CMAKE_C_FLAGS_RELEASE
 301                 CMAKE_C_FLAGS_MINSIZEREL CMAKE_C_FLAGS_RELWITHDEBINFO)
 302             IF(${flag_var} MATCHES "/MD")
 303                 STRING(REGEX REPLACE "/MD" "/MT" ${flag_var} "${${flag_var}}")
 304             ENDIF()
 305         ENDFOREACH(flag_var)
 306     ENDIF()
 307 ELSE()
 308     SET(C_FLAGS ${C_FLAGS} -Winline -Wall)
 309     CHECK_C_COMPILER_FLAG(-Wextra HAVE_W_EXTRA)
 310     IF(HAVE_W_EXTRA)
 311         SET(C_FLAGS ${C_FLAGS} -Wextra)
 312     ENDIF()
 313
 314     IF(ALSOFT_WERROR)
 315         SET(C_FLAGS ${C_FLAGS} -Werror)
 316     ENDIF()
 317
 318     # We want RelWithDebInfo to actually include debug stuff (define _DEBUG
 319     # instead of NDEBUG)
 320     FOREACH(flag_var  CMAKE_C_FLAGS_RELWITHDEBINFO CMAKE_CXX_FLAGS_RELWITHDEBINFO)
 321         IF(${flag_var} MATCHES "-DNDEBUG")
 322             STRING(REGEX REPLACE "-DNDEBUG" "-D_DEBUG" ${flag_var} "${${flag_var}}")
 323         ENDIF()
 324     ENDFOREACH()
 325
 326     CHECK_C_COMPILER_FLAG(-fno-math-errno HAVE_FNO_MATH_ERRNO)
 327     IF(HAVE_FNO_MATH_ERRNO)
 328         SET(C_FLAGS ${C_FLAGS} -fno-math-errno)
 329     ENDIF()
 330
 331     CHECK_C_SOURCE_COMPILES("int foo() __attribute__((destructor));
 332                              int main() {return 0;}" HAVE_GCC_DESTRUCTOR)
 333
 334     option(ALSOFT_STATIC_LIBGCC "Force -static-libgcc for static GCC runtimes" OFF)
 335     if(ALSOFT_STATIC_LIBGCC)
 336         set(OLD_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES})
 337         set(CMAKE_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES} -static-libgcc)
 338         check_c_source_compiles(
 339 "#include <stdlib.h>
 340 int main()
 341 {
 342     return 0;
 343 }"
 344             HAVE_STATIC_LIBGCC_SWITCH
 345         )
 346         if(HAVE_STATIC_LIBGCC_SWITCH)
 347             SET(LINKER_FLAGS ${LINKER_FLAGS} -static-libgcc)
 348         endif()
 349         set(CMAKE_REQUIRED_LIBRARIES ${OLD_REQUIRED_LIBRARIES})
 350         unset(OLD_REQUIRED_LIBRARIES)
 351     endif()
 352 ENDIF()
 353
 354 # Set visibility/export options if available
 355 IF(WIN32)
 356     SET(EXPORT_DECL "__declspec(dllexport)")
 357     IF(NOT MINGW)
 358         SET(ALIGN_DECL "__declspec(align(x))")
 359     ELSE()
 360         SET(ALIGN_DECL "__declspec(aligned(x))")
 361     ENDIF()
 362 ELSE()
 363     SET(OLD_REQUIRED_FLAGS "${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(C_FLAGS ${C_FLAGS} -fvisibility=hidden)
 383         ENDIF()
 384     ENDIF()
 385
 386     CHECK_C_SOURCE_COMPILES("int foo __attribute__((aligned(16)));
 387                              int main() {return 0;}" HAVE_ATTRIBUTE_ALIGNED)
 388     IF(HAVE_ATTRIBUTE_ALIGNED)
 389         SET(ALIGN_DECL "__attribute__((aligned(x)))")
 390     ENDIF()
 391
 392     SET(CMAKE_REQUIRED_FLAGS "${OLD_REQUIRED_FLAGS}")
 393 ENDIF()
 394
 395 CHECK_C_SOURCE_COMPILES("
 396 int main()
 397 {
 398     float *ptr;
 399     ptr = __builtin_assume_aligned(ptr, 16);
 400     return 0;
 401 }" HAVE___BUILTIN_ASSUME_ALIGNED)
 402 IF(HAVE___BUILTIN_ASSUME_ALIGNED)
 403     SET(ASSUME_ALIGNED_DECL "__builtin_assume_aligned(x, y)")
 404 ELSE()
 405     SET(ASSUME_ALIGNED_DECL "x")
 406 ENDIF()
 407
 408 SET(SSE_SWITCH "")
 409 SET(SSE2_SWITCH "")
 410 SET(SSE3_SWITCH "")
 411 SET(SSE4_1_SWITCH "")
 412 SET(FPU_NEON_SWITCH "")
 413
 414 CHECK_C_COMPILER_FLAG(-msse HAVE_MSSE_SWITCH)
 415 IF(HAVE_MSSE_SWITCH)
 416     SET(SSE_SWITCH "-msse")
 417 ENDIF()
 418 CHECK_C_COMPILER_FLAG(-msse2 HAVE_MSSE2_SWITCH)
 419 IF(HAVE_MSSE2_SWITCH)
 420     SET(SSE2_SWITCH "-msse2")
 421 ENDIF()
 422 CHECK_C_COMPILER_FLAG(-msse3 HAVE_MSSE3_SWITCH)
 423 IF(HAVE_MSSE3_SWITCH)
 424     SET(SSE3_SWITCH "-msse3")
 425 ENDIF()
 426 CHECK_C_COMPILER_FLAG(-msse4.1 HAVE_MSSE4_1_SWITCH)
 427 IF(HAVE_MSSE4_1_SWITCH)
 428     SET(SSE4_1_SWITCH "-msse4.1")
 429 ENDIF()
 430 CHECK_C_COMPILER_FLAG(-mfpu=neon HAVE_MFPU_NEON_SWITCH)
 431 IF(HAVE_MFPU_NEON_SWITCH)
 432     SET(FPU_NEON_SWITCH "-mfpu=neon")
 433 ENDIF()
 434
 435 CHECK_C_SOURCE_COMPILES("int foo(const char *str, ...) __attribute__((format(printf, 1, 2)));
 436                          int main() {return 0;}" HAVE_GCC_FORMAT)
 437
 438 CHECK_INCLUDE_FILE(stdbool.h HAVE_STDBOOL_H)
 439 CHECK_INCLUDE_FILE(stdalign.h HAVE_STDALIGN_H)
 440 CHECK_INCLUDE_FILE(malloc.h HAVE_MALLOC_H)
 441 CHECK_INCLUDE_FILE(dirent.h HAVE_DIRENT_H)
 442 CHECK_INCLUDE_FILE(strings.h HAVE_STRINGS_H)
 443 CHECK_INCLUDE_FILE(cpuid.h HAVE_CPUID_H)
 444 CHECK_INCLUDE_FILE(intrin.h HAVE_INTRIN_H)
 445 CHECK_INCLUDE_FILE(sys/sysconf.h HAVE_SYS_SYSCONF_H)
 446 CHECK_INCLUDE_FILE(fenv.h HAVE_FENV_H)
 447 CHECK_INCLUDE_FILE(float.h HAVE_FLOAT_H)
 448 CHECK_INCLUDE_FILE(ieeefp.h HAVE_IEEEFP_H)
 449 CHECK_INCLUDE_FILE(guiddef.h HAVE_GUIDDEF_H)
 450 IF(NOT HAVE_GUIDDEF_H)
 451     CHECK_INCLUDE_FILE(initguid.h HAVE_INITGUID_H)
 452 ENDIF()
 453
 454 # Some systems need libm for some of the following math functions to work
 455 SET(MATH_LIB )
 456 CHECK_LIBRARY_EXISTS(m pow "" HAVE_LIBM)
 457 IF(HAVE_LIBM)
 458     SET(MATH_LIB ${MATH_LIB} m)
 459     SET(CMAKE_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES} m)
 460 ENDIF()
 461
 462 # Check for the dlopen API (for dynamicly loading backend libs)
 463 IF(ALSOFT_DLOPEN)
 464     CHECK_LIBRARY_EXISTS(dl dlopen "" HAVE_LIBDL)
 465     IF(HAVE_LIBDL)
 466         SET(EXTRA_LIBS dl ${EXTRA_LIBS})
 467         SET(CMAKE_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES} dl)
 468     ENDIF()
 469
 470     CHECK_INCLUDE_FILE(dlfcn.h HAVE_DLFCN_H)
 471 ENDIF()
 472
 473 # Check for a cpuid intrinsic
 474 IF(HAVE_CPUID_H)
 475     CHECK_C_SOURCE_COMPILES("#include <cpuid.h>
 476         int main()
 477         {
 478             unsigned int eax, ebx, ecx, edx;
 479             return __get_cpuid(0, &eax, &ebx, &ecx, &edx);
 480         }" HAVE_GCC_GET_CPUID)
 481 ENDIF()
 482 IF(HAVE_INTRIN_H)
 483     CHECK_C_SOURCE_COMPILES("#include <intrin.h>
 484         int main()
 485         {
 486             int regs[4];
 487             __cpuid(regs, 0);
 488             return regs[0];
 489         }" HAVE_CPUID_INTRINSIC)
 490 ENDIF()
 491
 492 CHECK_SYMBOL_EXISTS(sysconf          unistd.h HAVE_SYSCONF)
 493 CHECK_SYMBOL_EXISTS(aligned_alloc    stdlib.h HAVE_ALIGNED_ALLOC)
 494 CHECK_SYMBOL_EXISTS(posix_memalign   stdlib.h HAVE_POSIX_MEMALIGN)
 495 CHECK_SYMBOL_EXISTS(_aligned_malloc  malloc.h HAVE__ALIGNED_MALLOC)
 496 CHECK_SYMBOL_EXISTS(lrintf math.h HAVE_LRINTF)
 497 CHECK_SYMBOL_EXISTS(modff  math.h HAVE_MODFF)
 498 CHECK_SYMBOL_EXISTS(log2f  math.h HAVE_LOG2F)
 499
 500 IF(HAVE_FLOAT_H)
 501     CHECK_SYMBOL_EXISTS(_controlfp float.h HAVE__CONTROLFP)
 502     CHECK_SYMBOL_EXISTS(__control87_2 float.h HAVE___CONTROL87_2)
 503 ENDIF()
 504
 505 CHECK_FUNCTION_EXISTS(stat HAVE_STAT)
 506 CHECK_FUNCTION_EXISTS(strtof HAVE_STRTOF)
 507 CHECK_FUNCTION_EXISTS(strcasecmp HAVE_STRCASECMP)
 508 IF(NOT HAVE_STRCASECMP)
 509     CHECK_FUNCTION_EXISTS(_stricmp HAVE__STRICMP)
 510     IF(NOT HAVE__STRICMP)
 511         MESSAGE(FATAL_ERROR "No case-insensitive compare function found, please report!")
 512     ENDIF()
 513
 514     SET(CPP_DEFS ${CPP_DEFS} strcasecmp=_stricmp)
 515 ENDIF()
 516
 517 CHECK_FUNCTION_EXISTS(strncasecmp HAVE_STRNCASECMP)
 518 IF(NOT HAVE_STRNCASECMP)
 519     CHECK_FUNCTION_EXISTS(_strnicmp HAVE__STRNICMP)
 520     IF(NOT HAVE__STRNICMP)
 521         MESSAGE(FATAL_ERROR "No case-insensitive size-limitted compare function found, please report!")
 522     ENDIF()
 523
 524     SET(CPP_DEFS ${CPP_DEFS} strncasecmp=_strnicmp)
 525 ENDIF()
 526
 527 CHECK_SYMBOL_EXISTS(strnlen string.h HAVE_STRNLEN)
 528 CHECK_SYMBOL_EXISTS(snprintf stdio.h HAVE_SNPRINTF)
 529 IF(NOT HAVE_SNPRINTF)
 530     CHECK_FUNCTION_EXISTS(_snprintf HAVE__SNPRINTF)
 531     IF(NOT HAVE__SNPRINTF)
 532         MESSAGE(FATAL_ERROR "No snprintf function found, please report!")
 533     ENDIF()
 534
 535     SET(CPP_DEFS ${CPP_DEFS} snprintf=_snprintf)
 536 ENDIF()
 537
 538 CHECK_SYMBOL_EXISTS(isfinite math.h HAVE_ISFINITE)
 539 IF(NOT HAVE_ISFINITE)
 540     CHECK_FUNCTION_EXISTS(finite HAVE_FINITE)
 541     IF(NOT HAVE_FINITE)
 542         CHECK_FUNCTION_EXISTS(_finite HAVE__FINITE)
 543         IF(NOT HAVE__FINITE)
 544             MESSAGE(FATAL_ERROR "No isfinite function found, please report!")
 545         ENDIF()
 546         SET(CPP_DEFS ${CPP_DEFS} isfinite=_finite)
 547     ELSE()
 548         SET(CPP_DEFS ${CPP_DEFS} isfinite=finite)
 549     ENDIF()
 550 ENDIF()
 551
 552 CHECK_SYMBOL_EXISTS(isnan math.h HAVE_ISNAN)
 553 IF(NOT HAVE_ISNAN)
 554     CHECK_FUNCTION_EXISTS(_isnan HAVE__ISNAN)
 555     IF(NOT HAVE__ISNAN)
 556         MESSAGE(FATAL_ERROR "No isnan function found, please report!")
 557     ENDIF()
 558
 559     SET(CPP_DEFS ${CPP_DEFS} isnan=_isnan)
 560 ENDIF()
 561
 562
 563 # Check if we have Windows headers
 564 CHECK_INCLUDE_FILE(windows.h HAVE_WINDOWS_H -D_WIN32_WINNT=0x0502)
 565 IF(NOT HAVE_WINDOWS_H)
 566     CHECK_SYMBOL_EXISTS(gettimeofday sys/time.h HAVE_GETTIMEOFDAY)
 567     IF(NOT HAVE_GETTIMEOFDAY)
 568         MESSAGE(FATAL_ERROR "No timing function found!")
 569     ENDIF()
 570
 571     CHECK_SYMBOL_EXISTS(nanosleep time.h HAVE_NANOSLEEP)
 572     IF(NOT HAVE_NANOSLEEP)
 573         MESSAGE(FATAL_ERROR "No sleep function found!")
 574     ENDIF()
 575
 576     # We need pthreads outside of Windows
 577     CHECK_INCLUDE_FILE(pthread.h HAVE_PTHREAD_H)
 578     IF(NOT HAVE_PTHREAD_H)
 579         MESSAGE(FATAL_ERROR "PThreads is required for non-Windows builds!")
 580     ENDIF()
 581     # Some systems need pthread_np.h to get recursive mutexes
 582     CHECK_INCLUDE_FILES("pthread.h;pthread_np.h" HAVE_PTHREAD_NP_H)
 583
 584     CHECK_C_COMPILER_FLAG(-pthread HAVE_PTHREAD)
 585     IF(HAVE_PTHREAD)
 586         SET(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -pthread")
 587         SET(C_FLAGS ${C_FLAGS} -pthread)
 588         SET(LINKER_FLAGS ${LINKER_FLAGS} -pthread)
 589     ENDIF()
 590
 591     CHECK_LIBRARY_EXISTS(pthread pthread_create "" HAVE_LIBPTHREAD)
 592     IF(HAVE_LIBPTHREAD)
 593         SET(EXTRA_LIBS pthread ${EXTRA_LIBS})
 594     ENDIF()
 595
 596     CHECK_SYMBOL_EXISTS(pthread_setschedparam pthread.h HAVE_PTHREAD_SETSCHEDPARAM)
 597
 598     IF(HAVE_PTHREAD_NP_H)
 599         CHECK_SYMBOL_EXISTS(pthread_setname_np "pthread.h;pthread_np.h" HAVE_PTHREAD_SETNAME_NP)
 600         IF(NOT HAVE_PTHREAD_SETNAME_NP)
 601             CHECK_SYMBOL_EXISTS(pthread_set_name_np "pthread.h;pthread_np.h" HAVE_PTHREAD_SET_NAME_NP)
 602         ELSE()
 603             CHECK_C_SOURCE_COMPILES("
 604 #include <pthread.h>
 605 #include <pthread_np.h>
 606 int main()
 607 {
 608     pthread_setname_np(\"testname\");
 609     return 0;
 610 }"
 611                 PTHREAD_SETNAME_NP_ONE_PARAM
 612             )
 613             CHECK_C_SOURCE_COMPILES("
 614 #include <pthread.h>
 615 #include <pthread_np.h>
 616 int main()
 617 {
 618     pthread_setname_np(pthread_self(), \"%s\", \"testname\");
 619     return 0;
 620 }"
 621                 PTHREAD_SETNAME_NP_THREE_PARAMS
 622             )
 623         ENDIF()
 624         CHECK_SYMBOL_EXISTS(pthread_mutexattr_setkind_np "pthread.h;pthread_np.h" HAVE_PTHREAD_MUTEXATTR_SETKIND_NP)
 625     ELSE()
 626         CHECK_SYMBOL_EXISTS(pthread_setname_np pthread.h HAVE_PTHREAD_SETNAME_NP)
 627         IF(NOT HAVE_PTHREAD_SETNAME_NP)
 628             CHECK_SYMBOL_EXISTS(pthread_set_name_np pthread.h HAVE_PTHREAD_SET_NAME_NP)
 629         ELSE()
 630             CHECK_C_SOURCE_COMPILES("
 631 #include <pthread.h>
 632 int main()
 633 {
 634     pthread_setname_np(\"testname\");
 635     return 0;
 636 }"
 637                 PTHREAD_SETNAME_NP_ONE_PARAM
 638             )
 639             CHECK_C_SOURCE_COMPILES("
 640 #include <pthread.h>
 641 int main()
 642 {
 643     pthread_setname_np(pthread_self(), \"%s\", \"testname\");
 644     return 0;
 645 }"
 646                 PTHREAD_SETNAME_NP_THREE_PARAMS
 647             )
 648         ENDIF()
 649         CHECK_SYMBOL_EXISTS(pthread_mutexattr_setkind_np pthread.h HAVE_PTHREAD_MUTEXATTR_SETKIND_NP)
 650     ENDIF()
 651
 652     CHECK_SYMBOL_EXISTS(pthread_mutex_timedlock pthread.h HAVE_PTHREAD_MUTEX_TIMEDLOCK)
 653
 654     CHECK_LIBRARY_EXISTS(rt clock_gettime "" HAVE_LIBRT)
 655     IF(HAVE_LIBRT)
 656         SET(EXTRA_LIBS rt ${EXTRA_LIBS})
 657     ENDIF()
 658 ENDIF()
 659
 660 CHECK_SYMBOL_EXISTS(getopt unistd.h HAVE_GETOPT)
 661
 662 # Check for a 64-bit type
 663 CHECK_INCLUDE_FILE(stdint.h HAVE_STDINT_H)
 664 IF(NOT HAVE_STDINT_H)
 665     IF(HAVE_WINDOWS_H)
 666         CHECK_C_SOURCE_COMPILES("#define _WIN32_WINNT 0x0502
 667                                  #include <windows.h>
 668                                  __int64 foo;
 669                                  int main() {return 0;}" HAVE___INT64)
 670     ENDIF()
 671     IF(NOT HAVE___INT64)
 672         IF(NOT SIZEOF_LONG MATCHES "8")
 673             IF(NOT SIZEOF_LONG_LONG MATCHES "8")
 674                 MESSAGE(FATAL_ERROR "No 64-bit types found, please report!")
 675             ENDIF()
 676         ENDIF()
 677     ENDIF()
 678 ENDIF()
 679
 680
 681 SET(COMMON_OBJS  common/almalloc.c
 682                  common/atomic.c
 683                  common/rwlock.c
 684                  common/threads.c
 685                  common/uintmap.c
 686 )
 687 SET(OPENAL_OBJS  OpenAL32/alAuxEffectSlot.c
 688                  OpenAL32/alBuffer.c
 689                  OpenAL32/alEffect.c
 690                  OpenAL32/alError.c
 691                  OpenAL32/alExtension.c
 692                  OpenAL32/alFilter.c
 693                  OpenAL32/alListener.c
 694                  OpenAL32/alSource.c
 695                  OpenAL32/alState.c
 696                  OpenAL32/alThunk.c
 697                  OpenAL32/sample_cvt.c
 698 )
 699 SET(ALC_OBJS  Alc/ALc.c
 700               Alc/ALu.c
 701               Alc/alconfig.c
 702               Alc/bs2b.c
 703               Alc/converter.c
 704               Alc/mastering.c
 705               Alc/ringbuffer.c
 706               Alc/effects/chorus.c
 707               Alc/effects/compressor.c
 708               Alc/effects/dedicated.c
 709               Alc/effects/distortion.c
 710               Alc/effects/echo.c
 711               Alc/effects/equalizer.c
 712               Alc/effects/modulator.c
 713               Alc/effects/null.c
 714               Alc/effects/reverb.c
 715               Alc/helpers.c
 716               Alc/hrtf.c
 717               Alc/uhjfilter.c
 718               Alc/ambdec.c
 719               Alc/bformatdec.c
 720               Alc/nfcfilter.c
 721               Alc/panning.c
 722               Alc/mixer.c
 723               Alc/mixer_c.c
 724 )
 725
 726
 727 SET(CPU_EXTS "Default")
 728 SET(HAVE_SSE        0)
 729 SET(HAVE_SSE2       0)
 730 SET(HAVE_SSE3       0)
 731 SET(HAVE_SSE4_1     0)
 732 SET(HAVE_NEON       0)
 733
 734 SET(HAVE_ALSA       0)
 735 SET(HAVE_OSS        0)
 736 SET(HAVE_SOLARIS    0)
 737 SET(HAVE_SNDIO      0)
 738 SET(HAVE_QSA        0)
 739 SET(HAVE_DSOUND     0)
 740 SET(HAVE_MMDEVAPI   0)
 741 SET(HAVE_WINMM      0)
 742 SET(HAVE_PORTAUDIO  0)
 743 SET(HAVE_PULSEAUDIO 0)
 744 SET(HAVE_COREAUDIO  0)
 745 SET(HAVE_OPENSL     0)
 746 SET(HAVE_WAVE       0)
 747
 748 # Check for SSE support
 749 OPTION(ALSOFT_REQUIRE_SSE "Require SSE support" OFF)
 750 CHECK_INCLUDE_FILE(xmmintrin.h HAVE_XMMINTRIN_H "${SSE_SWITCH}")
 751 IF(HAVE_XMMINTRIN_H)
 752     OPTION(ALSOFT_CPUEXT_SSE "Enable SSE support" ON)
 753     IF(ALSOFT_CPUEXT_SSE)
 754         IF(ALIGN_DECL OR HAVE_C11_ALIGNAS)
 755             SET(HAVE_SSE 1)
 756             SET(ALC_OBJS  ${ALC_OBJS} Alc/mixer_sse.c)
 757             IF(SSE_SWITCH)
 758                 SET_SOURCE_FILES_PROPERTIES(Alc/mixer_sse.c PROPERTIES
 759                                             COMPILE_FLAGS "${SSE_SWITCH}")
 760             ENDIF()
 761             SET(CPU_EXTS "${CPU_EXTS}, SSE")
 762         ENDIF()
 763     ENDIF()
 764 ENDIF()
 765 IF(ALSOFT_REQUIRE_SSE AND NOT HAVE_SSE)
 766     MESSAGE(FATAL_ERROR "Failed to enabled required SSE CPU extensions")
 767 ENDIF()
 768
 769 OPTION(ALSOFT_REQUIRE_SSE2 "Require SSE2 support" OFF)
 770 CHECK_INCLUDE_FILE(emmintrin.h HAVE_EMMINTRIN_H "${SSE2_SWITCH}")
 771 IF(HAVE_EMMINTRIN_H)
 772     OPTION(ALSOFT_CPUEXT_SSE2 "Enable SSE2 support" ON)
 773     IF(HAVE_SSE AND ALSOFT_CPUEXT_SSE2)
 774         IF(ALIGN_DECL OR HAVE_C11_ALIGNAS)
 775             SET(HAVE_SSE2 1)
 776             SET(ALC_OBJS  ${ALC_OBJS} Alc/mixer_sse2.c)
 777             IF(SSE2_SWITCH)
 778                 SET_SOURCE_FILES_PROPERTIES(Alc/mixer_sse2.c PROPERTIES
 779                                             COMPILE_FLAGS "${SSE2_SWITCH}")
 780             ENDIF()
 781             SET(CPU_EXTS "${CPU_EXTS}, SSE2")
 782         ENDIF()
 783     ENDIF()
 784 ENDIF()
 785 IF(ALSOFT_REQUIRE_SSE2 AND NOT HAVE_SSE2)
 786     MESSAGE(FATAL_ERROR "Failed to enable required SSE2 CPU extensions")
 787 ENDIF()
 788
 789 OPTION(ALSOFT_REQUIRE_SSE2 "Require SSE3 support" OFF)
 790 CHECK_INCLUDE_FILE(pmmintrin.h HAVE_PMMINTRIN_H "${SSE3_SWITCH}")
 791 IF(HAVE_EMMINTRIN_H)
 792     OPTION(ALSOFT_CPUEXT_SSE3 "Enable SSE3 support" ON)
 793     IF(HAVE_SSE2 AND ALSOFT_CPUEXT_SSE3)
 794         IF(ALIGN_DECL OR HAVE_C11_ALIGNAS)
 795             SET(HAVE_SSE3 1)
 796             SET(ALC_OBJS  ${ALC_OBJS} Alc/mixer_sse3.c)
 797             IF(SSE2_SWITCH)
 798                 SET_SOURCE_FILES_PROPERTIES(Alc/mixer_sse3.c PROPERTIES
 799                                             COMPILE_FLAGS "${SSE3_SWITCH}")
 800             ENDIF()
 801             SET(CPU_EXTS "${CPU_EXTS}, SSE3")
 802         ENDIF()
 803     ENDIF()
 804 ENDIF()
 805 IF(ALSOFT_REQUIRE_SSE3 AND NOT HAVE_SSE3)
 806     MESSAGE(FATAL_ERROR "Failed to enable required SSE3 CPU extensions")
 807 ENDIF()
 808
 809 OPTION(ALSOFT_REQUIRE_SSE4_1 "Require SSE4.1 support" OFF)
 810 CHECK_INCLUDE_FILE(smmintrin.h HAVE_SMMINTRIN_H "${SSE4_1_SWITCH}")
 811 IF(HAVE_SMMINTRIN_H)
 812     OPTION(ALSOFT_CPUEXT_SSE4_1 "Enable SSE4.1 support" ON)
 813     IF(HAVE_SSE2 AND ALSOFT_CPUEXT_SSE4_1)
 814         IF(ALIGN_DECL OR HAVE_C11_ALIGNAS)
 815             SET(HAVE_SSE4_1 1)
 816             SET(ALC_OBJS  ${ALC_OBJS} Alc/mixer_sse41.c)
 817             IF(SSE4_1_SWITCH)
 818                 SET_SOURCE_FILES_PROPERTIES(Alc/mixer_sse41.c PROPERTIES
 819                                             COMPILE_FLAGS "${SSE4_1_SWITCH}")
 820             ENDIF()
 821             SET(CPU_EXTS "${CPU_EXTS}, SSE4.1")
 822         ENDIF()
 823     ENDIF()
 824 ENDIF()
 825 IF(ALSOFT_REQUIRE_SSE4_1 AND NOT HAVE_SSE4_1)
 826     MESSAGE(FATAL_ERROR "Failed to enable required SSE4.1 CPU extensions")
 827 ENDIF()
 828
 829 # Check for ARM Neon support
 830 OPTION(ALSOFT_REQUIRE_NEON "Require ARM Neon support" OFF)
 831 CHECK_INCLUDE_FILE(arm_neon.h HAVE_ARM_NEON_H ${FPU_NEON_SWITCH})
 832 IF(HAVE_ARM_NEON_H)
 833     OPTION(ALSOFT_CPUEXT_NEON "Enable ARM Neon support" ON)
 834     IF(ALSOFT_CPUEXT_NEON)
 835         SET(HAVE_NEON 1)
 836         SET(ALC_OBJS  ${ALC_OBJS} Alc/mixer_neon.c)
 837         IF(FPU_NEON_SWITCH)
 838             SET_SOURCE_FILES_PROPERTIES(Alc/mixer_neon.c PROPERTIES
 839                                         COMPILE_FLAGS "${FPU_NEON_SWITCH}")
 840         ENDIF()
 841         SET(CPU_EXTS "${CPU_EXTS}, Neon")
 842     ENDIF()
 843 ENDIF()
 844 IF(ALSOFT_REQUIRE_NEON AND NOT HAVE_NEON)
 845     MESSAGE(FATAL_ERROR "Failed to enabled required ARM Neon CPU extensions")
 846 ENDIF()
 847
 848
 849 IF(WIN32 OR HAVE_DLFCN_H)
 850     SET(IS_LINKED "")
 851     MACRO(ADD_BACKEND_LIBS _LIBS)
 852     ENDMACRO()
 853 ELSE()
 854     SET(IS_LINKED " (linked)")
 855     MACRO(ADD_BACKEND_LIBS _LIBS)
 856         SET(EXTRA_LIBS ${_LIBS} ${EXTRA_LIBS})
 857     ENDMACRO()
 858 ENDIF()
 859
 860 SET(BACKENDS "")
 861 SET(ALC_OBJS  ${ALC_OBJS}
 862               Alc/backends/base.c
 863               # Default backends, always available
 864               Alc/backends/loopback.c
 865               Alc/backends/null.c
 866 )
 867
 868 # Check ALSA backend
 869 OPTION(ALSOFT_REQUIRE_ALSA "Require ALSA backend" OFF)
 870 FIND_PACKAGE(ALSA)
 871 IF(ALSA_FOUND)
 872     OPTION(ALSOFT_BACKEND_ALSA "Enable ALSA backend" ON)
 873     IF(ALSOFT_BACKEND_ALSA)
 874         SET(HAVE_ALSA 1)
 875         SET(BACKENDS  "${BACKENDS} ALSA${IS_LINKED},")
 876         SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/alsa.c)
 877         ADD_BACKEND_LIBS(${ALSA_LIBRARIES})
 878         SET(INC_PATHS ${INC_PATHS} ${ALSA_INCLUDE_DIRS})
 879     ENDIF()
 880 ENDIF()
 881 IF(ALSOFT_REQUIRE_ALSA AND NOT HAVE_ALSA)
 882     MESSAGE(FATAL_ERROR "Failed to enabled required ALSA backend")
 883 ENDIF()
 884
 885 # Check OSS backend
 886 OPTION(ALSOFT_REQUIRE_OSS "Require OSS backend" OFF)
 887 FIND_PACKAGE(OSS)
 888 IF(OSS_FOUND)
 889     OPTION(ALSOFT_BACKEND_OSS "Enable OSS backend" ON)
 890     IF(ALSOFT_BACKEND_OSS)
 891         SET(HAVE_OSS 1)
 892         SET(BACKENDS  "${BACKENDS} OSS,")
 893         SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/oss.c)
 894         IF(OSS_LIBRARIES)
 895             SET(EXTRA_LIBS ${OSS_LIBRARIES} ${EXTRA_LIBS})
 896         ENDIF()
 897         SET(INC_PATHS ${INC_PATHS} ${OSS_INCLUDE_DIRS})
 898     ENDIF()
 899 ENDIF()
 900 IF(ALSOFT_REQUIRE_OSS AND NOT HAVE_OSS)
 901     MESSAGE(FATAL_ERROR "Failed to enabled required OSS backend")
 902 ENDIF()
 903
 904 # Check Solaris backend
 905 OPTION(ALSOFT_REQUIRE_SOLARIS "Require Solaris backend" OFF)
 906 FIND_PACKAGE(AudioIO)
 907 IF(AUDIOIO_FOUND)
 908     OPTION(ALSOFT_BACKEND_SOLARIS "Enable Solaris backend" ON)
 909     IF(ALSOFT_BACKEND_SOLARIS)
 910         SET(HAVE_SOLARIS 1)
 911         SET(BACKENDS  "${BACKENDS} Solaris,")
 912         SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/solaris.c)
 913         SET(INC_PATHS ${INC_PATHS} ${AUDIOIO_INCLUDE_DIRS})
 914     ENDIF()
 915 ENDIF()
 916 IF(ALSOFT_REQUIRE_SOLARIS AND NOT HAVE_SOLARIS)
 917     MESSAGE(FATAL_ERROR "Failed to enabled required Solaris backend")
 918 ENDIF()
 919
 920 # Check SndIO backend
 921 OPTION(ALSOFT_REQUIRE_SNDIO "Require SndIO backend" OFF)
 922 FIND_PACKAGE(SoundIO)
 923 IF(SOUNDIO_FOUND)
 924     OPTION(ALSOFT_BACKEND_SNDIO "Enable SndIO backend" ON)
 925     IF(ALSOFT_BACKEND_SNDIO)
 926         SET(HAVE_SNDIO 1)
 927         SET(BACKENDS  "${BACKENDS} SndIO (linked),")
 928         SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/sndio.c)
 929         SET(EXTRA_LIBS ${SOUNDIO_LIBRARIES} ${EXTRA_LIBS})
 930         SET(INC_PATHS ${INC_PATHS} ${SOUNDIO_INCLUDE_DIRS})
 931     ENDIF()
 932 ENDIF()
 933 IF(ALSOFT_REQUIRE_SNDIO AND NOT HAVE_SNDIO)
 934     MESSAGE(FATAL_ERROR "Failed to enabled required SndIO backend")
 935 ENDIF()
 936
 937 # Check QSA backend
 938 OPTION(ALSOFT_REQUIRE_QSA "Require QSA backend" OFF)
 939 FIND_PACKAGE(QSA)
 940 IF(QSA_FOUND)
 941     OPTION(ALSOFT_BACKEND_QSA "Enable QSA backend" ON)
 942     IF(ALSOFT_BACKEND_QSA)
 943         SET(HAVE_QSA 1)
 944         SET(BACKENDS  "${BACKENDS} QSA (linked),")
 945         SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/qsa.c)
 946         SET(EXTRA_LIBS ${QSA_LIBRARIES} ${EXTRA_LIBS})
 947         SET(INC_PATHS ${INC_PATHS} ${QSA_INCLUDE_DIRS})
 948     ENDIF()
 949 ENDIF()
 950 IF(ALSOFT_REQUIRE_QSA AND NOT HAVE_QSA)
 951     MESSAGE(FATAL_ERROR "Failed to enabled required QSA backend")
 952 ENDIF()
 953
 954 # Check Windows-only backends
 955 OPTION(ALSOFT_REQUIRE_WINMM "Require Windows Multimedia backend" OFF)
 956 OPTION(ALSOFT_REQUIRE_DSOUND "Require DirectSound backend" OFF)
 957 OPTION(ALSOFT_REQUIRE_MMDEVAPI "Require MMDevApi backend" OFF)
 958 IF(HAVE_WINDOWS_H)
 959     # Check MMSystem backend
 960     CHECK_INCLUDE_FILES("windows.h;mmsystem.h" HAVE_MMSYSTEM_H -D_WIN32_WINNT=0x0502)
 961     IF(HAVE_MMSYSTEM_H)
 962         CHECK_SHARED_FUNCTION_EXISTS(waveOutOpen "windows.h;mmsystem.h" winmm "" HAVE_LIBWINMM)
 963         IF(HAVE_LIBWINMM)
 964             OPTION(ALSOFT_BACKEND_WINMM "Enable Windows Multimedia backend" ON)
 965             IF(ALSOFT_BACKEND_WINMM)
 966                 SET(HAVE_WINMM 1)
 967                 SET(BACKENDS  "${BACKENDS} WinMM,")
 968                 SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/winmm.c)
 969                 SET(EXTRA_LIBS winmm ${EXTRA_LIBS})
 970             ENDIF()
 971         ENDIF()
 972     ENDIF()
 973
 974     # Check DSound backend
 975     FIND_PACKAGE(DSound)
 976     IF(DSOUND_FOUND)
 977         OPTION(ALSOFT_BACKEND_DSOUND "Enable DirectSound backend" ON)
 978         IF(ALSOFT_BACKEND_DSOUND)
 979             SET(HAVE_DSOUND 1)
 980             SET(BACKENDS  "${BACKENDS} DirectSound${IS_LINKED},")
 981             SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/dsound.c)
 982             ADD_BACKEND_LIBS(${DSOUND_LIBRARIES})
 983             SET(INC_PATHS ${INC_PATHS} ${DSOUND_INCLUDE_DIRS})
 984         ENDIF()
 985     ENDIF()
 986
 987     # Check for MMDevApi backend
 988     CHECK_INCLUDE_FILE(mmdeviceapi.h HAVE_MMDEVICEAPI_H)
 989     IF(HAVE_MMDEVICEAPI_H)
 990         OPTION(ALSOFT_BACKEND_MMDEVAPI "Enable MMDevApi backend" ON)
 991         IF(ALSOFT_BACKEND_MMDEVAPI)
 992             SET(HAVE_MMDEVAPI 1)
 993             SET(BACKENDS  "${BACKENDS} MMDevApi,")
 994             SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/mmdevapi.c)
 995         ENDIF()
 996     ENDIF()
 997 ENDIF()
 998 IF(ALSOFT_REQUIRE_WINMM AND NOT HAVE_WINMM)
 999     MESSAGE(FATAL_ERROR "Failed to enabled required WinMM backend")
1000 ENDIF()
1001 IF(ALSOFT_REQUIRE_DSOUND AND NOT HAVE_DSOUND)
1002     MESSAGE(FATAL_ERROR "Failed to enabled required DSound backend")
1003 ENDIF()
1004 IF(ALSOFT_REQUIRE_MMDEVAPI AND NOT HAVE_MMDEVAPI)
1005     MESSAGE(FATAL_ERROR "Failed to enabled required MMDevApi backend")
1006 ENDIF()
1007
1008 # Check PortAudio backend
1009 OPTION(ALSOFT_REQUIRE_PORTAUDIO "Require PortAudio backend" OFF)
1010 FIND_PACKAGE(PortAudio)
1011 IF(PORTAUDIO_FOUND)
1012     OPTION(ALSOFT_BACKEND_PORTAUDIO "Enable PortAudio backend" ON)
1013     IF(ALSOFT_BACKEND_PORTAUDIO)
1014         SET(HAVE_PORTAUDIO 1)
1015         SET(BACKENDS  "${BACKENDS} PortAudio${IS_LINKED},")
1016         SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/portaudio.c)
1017         ADD_BACKEND_LIBS(${PORTAUDIO_LIBRARIES})
1018         SET(INC_PATHS ${INC_PATHS} ${PORTAUDIO_INCLUDE_DIRS})
1019     ENDIF()
1020 ENDIF()
1021 IF(ALSOFT_REQUIRE_PORTAUDIO AND NOT HAVE_PORTAUDIO)
1022     MESSAGE(FATAL_ERROR "Failed to enabled required PortAudio backend")
1023 ENDIF()
1024
1025 # Check PulseAudio backend
1026 OPTION(ALSOFT_REQUIRE_PULSEAUDIO "Require PulseAudio backend" OFF)
1027 FIND_PACKAGE(PulseAudio)
1028 IF(PULSEAUDIO_FOUND)
1029     OPTION(ALSOFT_BACKEND_PULSEAUDIO "Enable PulseAudio backend" ON)
1030     IF(ALSOFT_BACKEND_PULSEAUDIO)
1031         SET(HAVE_PULSEAUDIO 1)
1032         SET(BACKENDS  "${BACKENDS} PulseAudio${IS_LINKED},")
1033         SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/pulseaudio.c)
1034         ADD_BACKEND_LIBS(${PULSEAUDIO_LIBRARIES})
1035         SET(INC_PATHS ${INC_PATHS} ${PULSEAUDIO_INCLUDE_DIRS})
1036     ENDIF()
1037 ENDIF()
1038 IF(ALSOFT_REQUIRE_PULSEAUDIO AND NOT HAVE_PULSEAUDIO)
1039     MESSAGE(FATAL_ERROR "Failed to enabled required PulseAudio backend")
1040 ENDIF()
1041
1042 # Check JACK backend
1043 OPTION(ALSOFT_REQUIRE_JACK "Require JACK backend" OFF)
1044 FIND_PACKAGE(JACK)
1045 IF(JACK_FOUND)
1046     OPTION(ALSOFT_BACKEND_JACK "Enable JACK backend" ON)
1047     IF(ALSOFT_BACKEND_JACK)
1048         SET(HAVE_JACK 1)
1049         SET(BACKENDS  "${BACKENDS} JACK${IS_LINKED},")
1050         SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/jack.c)
1051         ADD_BACKEND_LIBS(${JACK_LIBRARIES})
1052         SET(INC_PATHS ${INC_PATHS} ${JACK_INCLUDE_DIRS})
1053     ENDIF()
1054 ENDIF()
1055 IF(ALSOFT_REQUIRE_JACK AND NOT HAVE_JACK)
1056     MESSAGE(FATAL_ERROR "Failed to enabled required JACK backend")
1057 ENDIF()
1058
1059 # Check CoreAudio backend
1060 OPTION(ALSOFT_REQUIRE_COREAUDIO "Require CoreAudio backend" OFF)
1061 FIND_LIBRARY(COREAUDIO_FRAMEWORK
1062              NAMES CoreAudio
1063              PATHS /System/Library/Frameworks
1064 )
1065 IF(COREAUDIO_FRAMEWORK)
1066     OPTION(ALSOFT_BACKEND_COREAUDIO "Enable CoreAudio backend" ON)
1067     IF(ALSOFT_BACKEND_COREAUDIO)
1068         SET(HAVE_COREAUDIO 1)
1069         SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/coreaudio.c)
1070         SET(BACKENDS  "${BACKENDS} CoreAudio,")
1071         SET(EXTRA_LIBS ${COREAUDIO_FRAMEWORK} ${EXTRA_LIBS})
1072         SET(EXTRA_LIBS /System/Library/Frameworks/AudioUnit.framework ${EXTRA_LIBS})
1073         SET(EXTRA_LIBS /System/Library/Frameworks/ApplicationServices.framework ${EXTRA_LIBS})
1074
1075         # Some versions of OSX may need the AudioToolbox framework. Add it if
1076         # it's found.
1077         FIND_LIBRARY(AUDIOTOOLBOX_LIBRARY
1078                      NAMES AudioToolbox
1079                      PATHS ~/Library/Frameworks
1080                            /Library/Frameworks
1081                            /System/Library/Frameworks
1082                     )
1083         IF(AUDIOTOOLBOX_LIBRARY)
1084             SET(EXTRA_LIBS ${AUDIOTOOLBOX_LIBRARY} ${EXTRA_LIBS})
1085         ENDIF()
1086     ENDIF()
1087 ENDIF()
1088 IF(ALSOFT_REQUIRE_COREAUDIO AND NOT HAVE_COREAUDIO)
1089     MESSAGE(FATAL_ERROR "Failed to enabled required CoreAudio backend")
1090 ENDIF()
1091
1092 # Check for OpenSL (Android) backend
1093 OPTION(ALSOFT_REQUIRE_OPENSL "Require OpenSL backend" OFF)
1094 CHECK_INCLUDE_FILES("SLES/OpenSLES.h;SLES/OpenSLES_Android.h" HAVE_SLES_OPENSLES_ANDROID_H)
1095 IF(HAVE_SLES_OPENSLES_ANDROID_H)
1096     CHECK_SHARED_FUNCTION_EXISTS(slCreateEngine "SLES/OpenSLES.h" OpenSLES "" HAVE_LIBOPENSLES)
1097     IF(HAVE_LIBOPENSLES)
1098         OPTION(ALSOFT_BACKEND_OPENSL "Enable OpenSL backend" ON)
1099         IF(ALSOFT_BACKEND_OPENSL)
1100             SET(HAVE_OPENSL 1)
1101             SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/opensl.c)
1102             SET(BACKENDS  "${BACKENDS} OpenSL,")
1103             SET(EXTRA_LIBS OpenSLES ${EXTRA_LIBS})
1104         ENDIF()
1105     ENDIF()
1106 ENDIF()
1107 IF(ALSOFT_REQUIRE_OPENSL AND NOT HAVE_OPENSL)
1108     MESSAGE(FATAL_ERROR "Failed to enabled required OpenSL backend")
1109 ENDIF()
1110
1111 # Optionally enable the Wave Writer backend
1112 OPTION(ALSOFT_BACKEND_WAVE "Enable Wave Writer backend" ON)
1113 IF(ALSOFT_BACKEND_WAVE)
1114     SET(HAVE_WAVE 1)
1115     SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/wave.c)
1116     SET(BACKENDS  "${BACKENDS} WaveFile,")
1117 ENDIF()
1118
1119 # This is always available
1120 SET(BACKENDS  "${BACKENDS} Null")
1121
1122
1123 FIND_PACKAGE(Git)
1124 IF(GIT_FOUND AND EXISTS "${OpenAL_SOURCE_DIR}/.git")
1125     # Get the current working branch and its latest abbreviated commit hash
1126     ADD_CUSTOM_TARGET(build_version
1127         ${CMAKE_COMMAND} -D GIT_EXECUTABLE=${GIT_EXECUTABLE}
1128                          -D LIB_VERSION=${LIB_VERSION}
1129                          -D SRC=${OpenAL_SOURCE_DIR}/version.h.in
1130                          -D DST=${OpenAL_BINARY_DIR}/version.h
1131                          -P ${OpenAL_SOURCE_DIR}/version.cmake
1132         WORKING_DIRECTORY "${OpenAL_SOURCE_DIR}"
1133         VERBATIM
1134     )
1135 ELSE()
1136     SET(GIT_BRANCH "UNKNOWN")
1137     SET(GIT_COMMIT_HASH "unknown")
1138     CONFIGURE_FILE(
1139         "${OpenAL_SOURCE_DIR}/version.h.in"
1140         "${OpenAL_BINARY_DIR}/version.h")
1141 ENDIF()
1142
1143 SET(NATIVE_SRC_DIR  "${OpenAL_SOURCE_DIR}/native-tools/")
1144 SET(NATIVE_BIN_DIR  "${OpenAL_BINARY_DIR}/native-tools/")
1145 FILE(MAKE_DIRECTORY "${NATIVE_BIN_DIR}")
1146
1147 SET(BIN2H_COMMAND  "${NATIVE_BIN_DIR}bin2h")
1148 SET(BSINCGEN_COMMAND  "${NATIVE_BIN_DIR}bsincgen")
1149 ADD_CUSTOM_COMMAND(OUTPUT "${BIN2H_COMMAND}" "${BSINCGEN_COMMAND}"
1150     COMMAND ${CMAKE_COMMAND} -G "${CMAKE_GENERATOR}" "${NATIVE_SRC_DIR}"
1151     COMMAND ${CMAKE_COMMAND} -E remove "${BIN2H_COMMAND}" "${BSINCGEN_COMMAND}"
1152     COMMAND ${CMAKE_COMMAND} --build . --config "Release"
1153     WORKING_DIRECTORY "${NATIVE_BIN_DIR}"
1154     DEPENDS "${NATIVE_SRC_DIR}CMakeLists.txt"
1155     IMPLICIT_DEPENDS C "${NATIVE_SRC_DIR}bin2h.c"
1156                      C "${NATIVE_SRC_DIR}bsincgen.c"
1157     VERBATIM
1158 )
1159 ADD_CUSTOM_TARGET(native-tools
1160     DEPENDS "${BIN2H_COMMAND}" "${BSINCGEN_COMMAND}"
1161     VERBATIM
1162 )
1163
1164 option(ALSOFT_EMBED_HRTF_DATA "Embed the HRTF data files (increases library footprint)" OFF)
1165 if(ALSOFT_EMBED_HRTF_DATA)
1166     MACRO(make_hrtf_header FILENAME VARNAME)
1167         SET(infile  "${OpenAL_SOURCE_DIR}/hrtf/${FILENAME}")
1168         SET(outfile  "${OpenAL_BINARY_DIR}/${FILENAME}.h")
1169
1170         ADD_CUSTOM_COMMAND(OUTPUT "${outfile}"
1171             COMMAND "${BIN2H_COMMAND}" "${infile}" "${outfile}" ${VARNAME}
1172             DEPENDS native-tools "${infile}"
1173             VERBATIM
1174         )
1175         SET(ALC_OBJS  ${ALC_OBJS} "${outfile}")
1176     ENDMACRO()
1177
1178     make_hrtf_header(default-44100.mhr "hrtf_default_44100")
1179     make_hrtf_header(default-48000.mhr "hrtf_default_48000")
1180 endif()
1181
1182 ADD_CUSTOM_COMMAND(OUTPUT "${OpenAL_BINARY_DIR}/bsinc_inc.h"
1183     COMMAND "${BSINCGEN_COMMAND}" "${OpenAL_BINARY_DIR}/bsinc_inc.h"
1184     DEPENDS native-tools "${NATIVE_SRC_DIR}bsincgen.c"
1185     VERBATIM
1186 )
1187 SET(ALC_OBJS  ${ALC_OBJS} "${OpenAL_BINARY_DIR}/bsinc_inc.h")
1188
1189
1190 IF(ALSOFT_UTILS AND NOT ALSOFT_NO_CONFIG_UTIL)
1191     add_subdirectory(utils/alsoft-config)
1192 ENDIF()
1193 IF(ALSOFT_EXAMPLES)
1194     FIND_PACKAGE(SDL2)
1195     IF(SDL2_FOUND)
1196         FIND_PACKAGE(SDL_sound)
1197         FIND_PACKAGE(FFmpeg COMPONENTS AVFORMAT AVCODEC AVUTIL SWSCALE SWRESAMPLE)
1198     ENDIF()
1199 ENDIF()
1200
1201 IF(NOT WIN32)
1202     SET(LIBNAME "openal")
1203 ELSE()
1204     SET(LIBNAME "OpenAL32")
1205 ENDIF()
1206
1207 # Needed for openal.pc.in
1208 SET(prefix ${CMAKE_INSTALL_PREFIX})
1209 SET(exec_prefix "\${prefix}")
1210 SET(libdir "\${exec_prefix}/${CMAKE_INSTALL_LIBDIR}")
1211 SET(bindir "\${exec_prefix}/${CMAKE_INSTALL_BINDIR}")
1212 SET(includedir "\${prefix}/${CMAKE_INSTALL_INCLUDEDIR}")
1213 SET(PACKAGE_VERSION "${LIB_VERSION}")
1214 IF(LIBTYPE STREQUAL "STATIC")
1215     SET(PKG_CONFIG_CFLAGS -DAL_LIBTYPE_STATIC ${PKG_CONFIG_CFLAGS})
1216 ENDIF()
1217
1218 # End configuration
1219 CONFIGURE_FILE(
1220     "${OpenAL_SOURCE_DIR}/config.h.in"
1221     "${OpenAL_BINARY_DIR}/config.h")
1222 CONFIGURE_FILE(
1223     "${OpenAL_SOURCE_DIR}/openal.pc.in"
1224     "${OpenAL_BINARY_DIR}/openal.pc"
1225     @ONLY)
1226
1227
1228 # Add a static library with common functions used by multiple targets
1229 ADD_LIBRARY(common STATIC ${COMMON_OBJS})
1230 TARGET_COMPILE_DEFINITIONS(common PRIVATE ${CPP_DEFS})
1231 TARGET_COMPILE_OPTIONS(common PRIVATE ${C_FLAGS})
1232
1233
1234 UNSET(HAS_ROUTER)
1235 SET(IMPL_TARGET OpenAL)
1236 SET(COMMON_LIB )
1237 SET(SUBSYS_FLAG )
1238
1239 # Build main library
1240 IF(LIBTYPE STREQUAL "STATIC")
1241     SET(CPP_DEFS ${CPP_DEFS} AL_LIBTYPE_STATIC)
1242     IF(WIN32 AND ALSOFT_NO_UID_DEFS)
1243         SET(CPP_DEFS ${CPP_DEFS} AL_NO_UID_DEFS)
1244     ENDIF()
1245     ADD_LIBRARY(OpenAL STATIC ${COMMON_OBJS} ${OPENAL_OBJS} ${ALC_OBJS})
1246 ELSE()
1247     # Make sure to compile the common code with PIC, since it'll be linked into
1248     # shared libs that needs it.
1249     SET_PROPERTY(TARGET common PROPERTY POSITION_INDEPENDENT_CODE TRUE)
1250     SET(COMMON_LIB common)
1251
1252     IF(WIN32)
1253         IF(MSVC)
1254             SET(SUBSYS_FLAG ${SUBSYS_FLAG} "/SUBSYSTEM:WINDOWS")
1255         ELSEIF(CMAKE_COMPILER_IS_GNUCC)
1256             SET(SUBSYS_FLAG ${SUBSYS_FLAG} "-mwindows")
1257         ENDIF()
1258     ENDIF()
1259
1260     IF(WIN32 AND ALSOFT_BUILD_ROUTER)
1261         ADD_LIBRARY(OpenAL SHARED router/router.c router/alc.c router/al.c)
1262         TARGET_COMPILE_DEFINITIONS(OpenAL
1263             PRIVATE AL_BUILD_LIBRARY AL_ALEXT_PROTOTYPES ${CPP_DEFS})
1264         TARGET_COMPILE_OPTIONS(OpenAL PRIVATE ${C_FLAGS})
1265         TARGET_LINK_LIBRARIES(OpenAL PRIVATE ${LINKER_FLAGS} ${COMMON_LIB})
1266         SET_TARGET_PROPERTIES(OpenAL PROPERTIES PREFIX "")
1267         SET_TARGET_PROPERTIES(OpenAL PROPERTIES OUTPUT_NAME ${LIBNAME})
1268         IF(TARGET build_version)
1269             ADD_DEPENDENCIES(OpenAL build_version)
1270         ENDIF()
1271         SET(HAS_ROUTER 1)
1272
1273         SET(LIBNAME "soft_oal")
1274         SET(IMPL_TARGET soft_oal)
1275     ENDIF()
1276
1277     ADD_LIBRARY(${IMPL_TARGET} SHARED ${OPENAL_OBJS} ${ALC_OBJS})
1278     IF(WIN32)
1279         SET_TARGET_PROPERTIES(${IMPL_TARGET} PROPERTIES PREFIX "")
1280     ENDIF()
1281 ENDIF()
1282 SET_TARGET_PROPERTIES(${IMPL_TARGET} PROPERTIES OUTPUT_NAME ${LIBNAME}
1283     VERSION ${LIB_VERSION}
1284     SOVERSION ${LIB_MAJOR_VERSION}
1285 )
1286 TARGET_COMPILE_DEFINITIONS(${IMPL_TARGET}
1287     PRIVATE AL_BUILD_LIBRARY AL_ALEXT_PROTOTYPES ${CPP_DEFS})
1288 TARGET_INCLUDE_DIRECTORIES(${IMPL_TARGET}
1289     PRIVATE "${OpenAL_SOURCE_DIR}/OpenAL32/Include" "${OpenAL_SOURCE_DIR}/Alc" ${INC_PATHS})
1290 TARGET_COMPILE_OPTIONS(${IMPL_TARGET} PRIVATE ${C_FLAGS})
1291 TARGET_LINK_LIBRARIES(${IMPL_TARGET}
1292     PRIVATE ${LINKER_FLAGS} ${COMMON_LIB} ${EXTRA_LIBS} ${MATH_LIB})
1293 IF(TARGET build_version)
1294     ADD_DEPENDENCIES(${IMPL_TARGET} build_version)
1295 ENDIF()
1296
1297 IF(WIN32 AND MINGW AND ALSOFT_BUILD_IMPORT_LIB AND NOT LIBTYPE STREQUAL "STATIC")
1298     FIND_PROGRAM(SED_EXECUTABLE NAMES sed DOC "sed executable")
1299     FIND_PROGRAM(DLLTOOL_EXECUTABLE NAMES "${DLLTOOL}" DOC "dlltool executable")
1300     IF(NOT SED_EXECUTABLE OR NOT DLLTOOL_EXECUTABLE)
1301         MESSAGE(STATUS "")
1302         IF(NOT SED_EXECUTABLE)
1303             MESSAGE(STATUS "WARNING: Cannot find sed, disabling .def/.lib generation")
1304         ENDIF()
1305         IF(NOT DLLTOOL_EXECUTABLE)
1306             MESSAGE(STATUS "WARNING: Cannot find dlltool, disabling .def/.lib generation")
1307         ENDIF()
1308     ELSE()
1309         SET_PROPERTY(TARGET OpenAL APPEND_STRING PROPERTY LINK_FLAGS
1310                         " -Wl,--output-def,OpenAL32.def")
1311         ADD_CUSTOM_COMMAND(TARGET OpenAL POST_BUILD
1312             COMMAND "${SED_EXECUTABLE}" -i -e "s/ @[^ ]*//" OpenAL32.def
1313             COMMAND "${DLLTOOL_EXECUTABLE}" -d OpenAL32.def -l OpenAL32.lib -D OpenAL32.dll
1314             COMMENT "Stripping ordinals from OpenAL32.def and generating OpenAL32.lib..."
1315             VERBATIM
1316         )
1317     ENDIF()
1318 ENDIF()
1319
1320 IF(ALSOFT_INSTALL)
1321     INSTALL(TARGETS OpenAL EXPORT OpenAL
1322             RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
1323             LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
1324             ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
1325             INCLUDES DESTINATION ${CMAKE_INSTALL_INCLUDEDIR} ${CMAKE_INSTALL_INCLUDEDIR}/AL
1326     )
1327     EXPORT(TARGETS OpenAL
1328            NAMESPACE OpenAL::
1329            FILE OpenALConfig.cmake)
1330     INSTALL(EXPORT OpenAL
1331             DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/OpenAL
1332             NAMESPACE OpenAL::
1333             FILE OpenALConfig.cmake)
1334     INSTALL(FILES include/AL/al.h
1335                   include/AL/alc.h
1336                   include/AL/alext.h
1337                   include/AL/efx.h
1338                   include/AL/efx-creative.h
1339                   include/AL/efx-presets.h
1340             DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/AL
1341     )
1342     INSTALL(FILES "${OpenAL_BINARY_DIR}/openal.pc"
1343             DESTINATION "${CMAKE_INSTALL_LIBDIR}/pkgconfig")
1344     IF(TARGET soft_oal)
1345         INSTALL(TARGETS soft_oal
1346                 RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
1347         )
1348     ENDIF()
1349 ENDIF()
1350
1351
1352 if(HAS_ROUTER)
1353     message(STATUS "")
1354     message(STATUS "Building DLL router")
1355 endif()
1356
1357 MESSAGE(STATUS "")
1358 MESSAGE(STATUS "Building OpenAL with support for the following backends:")
1359 MESSAGE(STATUS "    ${BACKENDS}")
1360 MESSAGE(STATUS "")
1361 MESSAGE(STATUS "Building with support for CPU extensions:")
1362 MESSAGE(STATUS "    ${CPU_EXTS}")
1363 MESSAGE(STATUS "")
1364
1365 IF(WIN32)
1366     IF(NOT HAVE_DSOUND)
1367         MESSAGE(STATUS "WARNING: Building the Windows version without DirectSound output")
1368         MESSAGE(STATUS "         This is probably NOT what you want!")
1369         MESSAGE(STATUS "")
1370     ENDIF()
1371 ENDIF()
1372
1373 if(ALSOFT_EMBED_HRTF_DATA)
1374     message(STATUS "Embedding HRTF datasets")
1375     message(STATUS "")
1376 endif()
1377
1378 # Install alsoft.conf configuration file
1379 IF(ALSOFT_CONFIG)
1380     INSTALL(FILES alsoftrc.sample
1381             DESTINATION ${CMAKE_INSTALL_DATADIR}/openal
1382     )
1383     MESSAGE(STATUS "Installing sample configuration")
1384     MESSAGE(STATUS "")
1385 ENDIF()
1386
1387 # Install HRTF definitions
1388 IF(ALSOFT_HRTF_DEFS)
1389     INSTALL(FILES hrtf/default-44100.mhr
1390                   hrtf/default-48000.mhr
1391             DESTINATION ${CMAKE_INSTALL_DATADIR}/openal/hrtf
1392     )
1393     MESSAGE(STATUS "Installing HRTF definitions")
1394     MESSAGE(STATUS "")
1395 ENDIF()
1396
1397 # Install AmbDec presets
1398 IF(ALSOFT_AMBDEC_PRESETS)
1399     INSTALL(FILES presets/3D7.1.ambdec
1400                   presets/hexagon.ambdec
1401                   presets/itu5.1.ambdec
1402                   presets/itu5.1-nocenter.ambdec
1403                   presets/rectangle.ambdec
1404                   presets/square.ambdec
1405                   presets/presets.txt
1406             DESTINATION ${CMAKE_INSTALL_DATADIR}/openal/presets
1407     )
1408     MESSAGE(STATUS "Installing AmbDec presets")
1409     MESSAGE(STATUS "")
1410 ENDIF()
1411
1412 IF(ALSOFT_UTILS)
1413     ADD_EXECUTABLE(openal-info utils/openal-info.c)
1414     TARGET_COMPILE_OPTIONS(openal-info PRIVATE ${C_FLAGS})
1415     TARGET_LINK_LIBRARIES(openal-info PRIVATE ${LINKER_FLAGS} OpenAL)
1416
1417     SET(MAKEHRTF_SRCS  utils/makehrtf.c)
1418     IF(NOT HAVE_GETOPT)
1419         SET(MAKEHRTF_SRCS  ${MAKEHRTF_SRCS} utils/getopt.c)
1420     ENDIF()
1421     ADD_EXECUTABLE(makehrtf ${MAKEHRTF_SRCS})
1422     TARGET_COMPILE_DEFINITIONS(makehrtf PRIVATE ${CPP_DEFS})
1423     TARGET_COMPILE_OPTIONS(makehrtf PRIVATE ${C_FLAGS})
1424     IF(HAVE_LIBM)
1425         TARGET_LINK_LIBRARIES(makehrtf PRIVATE ${LINKER_FLAGS} m)
1426     ENDIF()
1427
1428     IF(ALSOFT_INSTALL)
1429         INSTALL(TARGETS openal-info makehrtf
1430                 RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
1431                 LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
1432                 ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
1433         )
1434     ENDIF()
1435
1436     MESSAGE(STATUS "Building utility programs")
1437     IF(TARGET alsoft-config)
1438         MESSAGE(STATUS "Building configuration program")
1439     ENDIF()
1440     MESSAGE(STATUS "")
1441 ENDIF()
1442
1443 IF(ALSOFT_TESTS)
1444     SET(TEST_COMMON_OBJS  examples/common/alhelpers.c)
1445
1446     ADD_EXECUTABLE(altonegen examples/altonegen.c ${TEST_COMMON_OBJS})
1447     TARGET_COMPILE_DEFINITIONS(altonegen PRIVATE ${CPP_DEFS})
1448     TARGET_COMPILE_OPTIONS(altonegen PRIVATE ${C_FLAGS})
1449     TARGET_LINK_LIBRARIES(altonegen PRIVATE ${LINKER_FLAGS} common OpenAL ${MATH_LIB})
1450
1451     IF(ALSOFT_INSTALL)
1452         INSTALL(TARGETS altonegen
1453                 RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
1454                 LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
1455                 ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
1456         )
1457     ENDIF()
1458
1459     MESSAGE(STATUS "Building test programs")
1460     MESSAGE(STATUS "")
1461 ENDIF()
1462
1463 IF(ALSOFT_EXAMPLES)
1464     ADD_EXECUTABLE(alrecord examples/alrecord.c)
1465     TARGET_COMPILE_DEFINITIONS(alrecord PRIVATE ${CPP_DEFS})
1466     TARGET_COMPILE_OPTIONS(alrecord PRIVATE ${C_FLAGS})
1467     TARGET_LINK_LIBRARIES(alrecord PRIVATE ${LINKER_FLAGS} common OpenAL)
1468
1469     IF(ALSOFT_INSTALL)
1470         INSTALL(TARGETS alrecord
1471                 RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
1472                 LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
1473                 ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
1474         )
1475     ENDIF()
1476
1477     MESSAGE(STATUS "Building example programs")
1478
1479     IF(SDL2_FOUND)
1480         IF(SDL_SOUND_FOUND)
1481             # Add a static library with common functions used by multiple targets
1482             ADD_LIBRARY(ex-common STATIC examples/common/alhelpers.c)
1483             TARGET_COMPILE_DEFINITIONS(ex-common PRIVATE ${CPP_DEFS})
1484             TARGET_COMPILE_OPTIONS(ex-common PRIVATE ${C_FLAGS})
1485
1486             ADD_EXECUTABLE(alplay examples/alplay.c)
1487             TARGET_COMPILE_DEFINITIONS(alplay PRIVATE ${CPP_DEFS})
1488             TARGET_INCLUDE_DIRECTORIES(alplay
1489                 PRIVATE ${SDL2_INCLUDE_DIR} ${SDL_SOUND_INCLUDE_DIR})
1490             TARGET_COMPILE_OPTIONS(alplay PRIVATE ${C_FLAGS})
1491             TARGET_LINK_LIBRARIES(alplay
1492                 PRIVATE ${LINKER_FLAGS} ${SDL_SOUND_LIBRARIES} ${SDL2_LIBRARY} ex-common common
1493                         OpenAL)
1494
1495             ADD_EXECUTABLE(alstream examples/alstream.c)
1496             TARGET_COMPILE_DEFINITIONS(alstream PRIVATE ${CPP_DEFS})
1497             TARGET_INCLUDE_DIRECTORIES(alstream
1498                 PRIVATE ${SDL2_INCLUDE_DIR} ${SDL_SOUND_INCLUDE_DIR})
1499             TARGET_COMPILE_OPTIONS(alstream PRIVATE ${C_FLAGS})
1500             TARGET_LINK_LIBRARIES(alstream
1501                 PRIVATE ${LINKER_FLAGS} ${SDL_SOUND_LIBRARIES} ${SDL2_LIBRARY} ex-common common
1502                         OpenAL)
1503
1504             ADD_EXECUTABLE(alreverb examples/alreverb.c)
1505             TARGET_COMPILE_DEFINITIONS(alreverb PRIVATE ${CPP_DEFS})
1506             TARGET_INCLUDE_DIRECTORIES(alreverb
1507                 PRIVATE ${SDL2_INCLUDE_DIR} ${SDL_SOUND_INCLUDE_DIR})
1508             TARGET_COMPILE_OPTIONS(alreverb PRIVATE ${C_FLAGS})
1509             TARGET_LINK_LIBRARIES(alreverb
1510                 PRIVATE ${LINKER_FLAGS} ${SDL_SOUND_LIBRARIES} ${SDL2_LIBRARY} ex-common common
1511                         OpenAL)
1512
1513             ADD_EXECUTABLE(allatency examples/allatency.c)
1514             TARGET_COMPILE_DEFINITIONS(allatency PRIVATE ${CPP_DEFS})
1515             TARGET_INCLUDE_DIRECTORIES(allatency
1516                 PRIVATE ${SDL2_INCLUDE_DIR} ${SDL_SOUND_INCLUDE_DIR})
1517             TARGET_COMPILE_OPTIONS(allatency PRIVATE ${C_FLAGS})
1518             TARGET_LINK_LIBRARIES(allatency
1519                 PRIVATE ${LINKER_FLAGS} ${SDL_SOUND_LIBRARIES} ${SDL2_LIBRARY} ex-common common
1520                         OpenAL)
1521
1522             ADD_EXECUTABLE(alloopback examples/alloopback.c)
1523             TARGET_COMPILE_DEFINITIONS(alloopback PRIVATE ${CPP_DEFS})
1524             TARGET_INCLUDE_DIRECTORIES(alloopback
1525                 PRIVATE ${SDL2_INCLUDE_DIR} ${SDL_SOUND_INCLUDE_DIR})
1526             TARGET_COMPILE_OPTIONS(alloopback PRIVATE ${C_FLAGS})
1527             TARGET_LINK_LIBRARIES(alloopback
1528                 PRIVATE ${LINKER_FLAGS} ${SDL_SOUND_LIBRARIES} ${SDL2_LIBRARY} ex-common common
1529                         OpenAL ${MATH_LIB})
1530
1531             ADD_EXECUTABLE(alhrtf examples/alhrtf.c)
1532             TARGET_COMPILE_DEFINITIONS(alhrtf PRIVATE ${CPP_DEFS})
1533             TARGET_INCLUDE_DIRECTORIES(alhrtf
1534                 PRIVATE ${SDL2_INCLUDE_DIR} ${SDL_SOUND_INCLUDE_DIR})
1535             TARGET_COMPILE_OPTIONS(alhrtf PRIVATE ${C_FLAGS})
1536             TARGET_LINK_LIBRARIES(alhrtf
1537                 PRIVATE ${LINKER_FLAGS} ${SDL_SOUND_LIBRARIES} ${SDL2_LIBRARY} ex-common common
1538                         OpenAL ${MATH_LIB})
1539
1540             IF(ALSOFT_INSTALL)
1541                 INSTALL(TARGETS alplay alstream alreverb allatency alloopback alhrtf
1542                         RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
1543                         LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
1544                         ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
1545                 )
1546             ENDIF()
1547
1548             MESSAGE(STATUS "Building SDL_sound example programs")
1549         ENDIF()
1550
1551         SET(FFVER_OK FALSE)
1552         IF(FFMPEG_FOUND)
1553             SET(FFVER_OK TRUE)
1554             IF(AVFORMAT_VERSION VERSION_LESS "57.56.101")
1555                 MESSAGE(STATUS "libavformat is too old! (${AVFORMAT_VERSION}, wanted 57.56.101)")
1556                 SET(FFVER_OK FALSE)
1557             ENDIF()
1558             IF(AVCODEC_VERSION VERSION_LESS "57.64.101")
1559                 MESSAGE(STATUS "libavcodec is too old! (${AVCODEC_VERSION}, wanted 57.64.101)")
1560                 SET(FFVER_OK FALSE)
1561             ENDIF()
1562             IF(AVUTIL_VERSION VERSION_LESS "55.34.101")
1563                 MESSAGE(STATUS "libavutil is too old! (${AVUTIL_VERSION}, wanted 55.34.101)")
1564                 SET(FFVER_OK FALSE)
1565             ENDIF()
1566             IF(SWSCALE_VERSION VERSION_LESS "4.2.100")
1567                 MESSAGE(STATUS "libswscale is too old! (${SWSCALE_VERSION}, wanted 4.2.100)")
1568                 SET(FFVER_OK FALSE)
1569             ENDIF()
1570             IF(SWRESAMPLE_VERSION VERSION_LESS "2.3.100")
1571                 MESSAGE(STATUS "libswresample is too old! (${SWRESAMPLE_VERSION}, wanted 2.3.100)")
1572                 SET(FFVER_OK FALSE)
1573             ENDIF()
1574         ENDIF()
1575         IF(FFVER_OK)
1576             ADD_EXECUTABLE(alffplay examples/alffplay.cpp)
1577             TARGET_COMPILE_DEFINITIONS(alffplay PRIVATE ${CPP_DEFS})
1578             TARGET_INCLUDE_DIRECTORIES(alffplay
1579                 PRIVATE ${SDL2_INCLUDE_DIR} ${FFMPEG_INCLUDE_DIRS})
1580             TARGET_COMPILE_OPTIONS(alffplay PRIVATE ${C_FLAGS})
1581             TARGET_LINK_LIBRARIES(alffplay
1582                 PRIVATE ${LINKER_FLAGS} ${SDL2_LIBRARY} ${FFMPEG_LIBRARIES} common OpenAL)
1583
1584             IF(ALSOFT_INSTALL)
1585                 INSTALL(TARGETS alffplay
1586                         RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
1587                         LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
1588                         ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
1589                 )
1590             ENDIF()
1591             MESSAGE(STATUS "Building SDL+FFmpeg example programs")
1592         ENDIF()
1593         MESSAGE(STATUS "")
1594     ENDIF()
1595 ENDIF()