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     CHECK_C_SOURCE_COMPILES("#include <intrin.h>
 491         int main()
 492         {
 493             unsigned long idx = 0;
 494             _BitScanForward64(&idx, 1);
 495             return idx;
 496         }" HAVE_BITSCANFORWARD64_INTRINSIC)
 497     CHECK_C_SOURCE_COMPILES("#include <intrin.h>
 498         int main()
 499         {
 500             unsigned long idx = 0;
 501             _BitScanForward(&idx, 1);
 502             return idx;
 503         }" HAVE_BITSCANFORWARD_INTRINSIC)
 504 ENDIF()
 505
 506 CHECK_SYMBOL_EXISTS(sysconf          unistd.h HAVE_SYSCONF)
 507 CHECK_SYMBOL_EXISTS(aligned_alloc    stdlib.h HAVE_ALIGNED_ALLOC)
 508 CHECK_SYMBOL_EXISTS(posix_memalign   stdlib.h HAVE_POSIX_MEMALIGN)
 509 CHECK_SYMBOL_EXISTS(_aligned_malloc  malloc.h HAVE__ALIGNED_MALLOC)
 510 CHECK_SYMBOL_EXISTS(lrintf math.h HAVE_LRINTF)
 511 CHECK_SYMBOL_EXISTS(modff  math.h HAVE_MODFF)
 512 CHECK_SYMBOL_EXISTS(log2f  math.h HAVE_LOG2F)
 513 CHECK_SYMBOL_EXISTS(cbrtf  math.h HAVE_CBRTF)
 514
 515 IF(HAVE_FLOAT_H)
 516     CHECK_SYMBOL_EXISTS(_controlfp float.h HAVE__CONTROLFP)
 517     CHECK_SYMBOL_EXISTS(__control87_2 float.h HAVE___CONTROL87_2)
 518 ENDIF()
 519
 520 CHECK_FUNCTION_EXISTS(stat HAVE_STAT)
 521 CHECK_FUNCTION_EXISTS(strtof HAVE_STRTOF)
 522 CHECK_FUNCTION_EXISTS(strcasecmp HAVE_STRCASECMP)
 523 IF(NOT HAVE_STRCASECMP)
 524     CHECK_FUNCTION_EXISTS(_stricmp HAVE__STRICMP)
 525     IF(NOT HAVE__STRICMP)
 526         MESSAGE(FATAL_ERROR "No case-insensitive compare function found, please report!")
 527     ENDIF()
 528
 529     SET(CPP_DEFS ${CPP_DEFS} strcasecmp=_stricmp)
 530 ENDIF()
 531
 532 CHECK_FUNCTION_EXISTS(strncasecmp HAVE_STRNCASECMP)
 533 IF(NOT HAVE_STRNCASECMP)
 534     CHECK_FUNCTION_EXISTS(_strnicmp HAVE__STRNICMP)
 535     IF(NOT HAVE__STRNICMP)
 536         MESSAGE(FATAL_ERROR "No case-insensitive size-limitted compare function found, please report!")
 537     ENDIF()
 538
 539     SET(CPP_DEFS ${CPP_DEFS} strncasecmp=_strnicmp)
 540 ENDIF()
 541
 542 CHECK_SYMBOL_EXISTS(strnlen string.h HAVE_STRNLEN)
 543 CHECK_SYMBOL_EXISTS(snprintf stdio.h HAVE_SNPRINTF)
 544 IF(NOT HAVE_SNPRINTF)
 545     CHECK_FUNCTION_EXISTS(_snprintf HAVE__SNPRINTF)
 546     IF(NOT HAVE__SNPRINTF)
 547         MESSAGE(FATAL_ERROR "No snprintf function found, please report!")
 548     ENDIF()
 549
 550     SET(CPP_DEFS ${CPP_DEFS} snprintf=_snprintf)
 551 ENDIF()
 552
 553 CHECK_SYMBOL_EXISTS(isfinite math.h HAVE_ISFINITE)
 554 IF(NOT HAVE_ISFINITE)
 555     CHECK_FUNCTION_EXISTS(finite HAVE_FINITE)
 556     IF(NOT HAVE_FINITE)
 557         CHECK_FUNCTION_EXISTS(_finite HAVE__FINITE)
 558         IF(NOT HAVE__FINITE)
 559             MESSAGE(FATAL_ERROR "No isfinite function found, please report!")
 560         ENDIF()
 561         SET(CPP_DEFS ${CPP_DEFS} isfinite=_finite)
 562     ELSE()
 563         SET(CPP_DEFS ${CPP_DEFS} isfinite=finite)
 564     ENDIF()
 565 ENDIF()
 566
 567 CHECK_SYMBOL_EXISTS(isnan math.h HAVE_ISNAN)
 568 IF(NOT HAVE_ISNAN)
 569     CHECK_FUNCTION_EXISTS(_isnan HAVE__ISNAN)
 570     IF(NOT HAVE__ISNAN)
 571         MESSAGE(FATAL_ERROR "No isnan function found, please report!")
 572     ENDIF()
 573
 574     SET(CPP_DEFS ${CPP_DEFS} isnan=_isnan)
 575 ENDIF()
 576
 577
 578 # Check if we have Windows headers
 579 CHECK_INCLUDE_FILE(windows.h HAVE_WINDOWS_H -D_WIN32_WINNT=0x0502)
 580 IF(NOT HAVE_WINDOWS_H)
 581     CHECK_SYMBOL_EXISTS(gettimeofday sys/time.h HAVE_GETTIMEOFDAY)
 582     IF(NOT HAVE_GETTIMEOFDAY)
 583         MESSAGE(FATAL_ERROR "No timing function found!")
 584     ENDIF()
 585
 586     CHECK_SYMBOL_EXISTS(nanosleep time.h HAVE_NANOSLEEP)
 587     IF(NOT HAVE_NANOSLEEP)
 588         MESSAGE(FATAL_ERROR "No sleep function found!")
 589     ENDIF()
 590
 591     # We need pthreads outside of Windows
 592     CHECK_INCLUDE_FILE(pthread.h HAVE_PTHREAD_H)
 593     IF(NOT HAVE_PTHREAD_H)
 594         MESSAGE(FATAL_ERROR "PThreads is required for non-Windows builds!")
 595     ENDIF()
 596     # Some systems need pthread_np.h to get recursive mutexes
 597     CHECK_INCLUDE_FILES("pthread.h;pthread_np.h" HAVE_PTHREAD_NP_H)
 598
 599     CHECK_C_COMPILER_FLAG(-pthread HAVE_PTHREAD)
 600     IF(HAVE_PTHREAD)
 601         SET(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -pthread")
 602         SET(C_FLAGS ${C_FLAGS} -pthread)
 603         SET(LINKER_FLAGS ${LINKER_FLAGS} -pthread)
 604     ENDIF()
 605
 606     CHECK_LIBRARY_EXISTS(pthread pthread_create "" HAVE_LIBPTHREAD)
 607     IF(HAVE_LIBPTHREAD)
 608         SET(EXTRA_LIBS pthread ${EXTRA_LIBS})
 609     ENDIF()
 610
 611     CHECK_SYMBOL_EXISTS(pthread_setschedparam pthread.h HAVE_PTHREAD_SETSCHEDPARAM)
 612
 613     IF(HAVE_PTHREAD_NP_H)
 614         CHECK_SYMBOL_EXISTS(pthread_setname_np "pthread.h;pthread_np.h" HAVE_PTHREAD_SETNAME_NP)
 615         IF(NOT HAVE_PTHREAD_SETNAME_NP)
 616             CHECK_SYMBOL_EXISTS(pthread_set_name_np "pthread.h;pthread_np.h" HAVE_PTHREAD_SET_NAME_NP)
 617         ELSE()
 618             CHECK_C_SOURCE_COMPILES("
 619 #include <pthread.h>
 620 #include <pthread_np.h>
 621 int main()
 622 {
 623     pthread_setname_np(\"testname\");
 624     return 0;
 625 }"
 626                 PTHREAD_SETNAME_NP_ONE_PARAM
 627             )
 628             CHECK_C_SOURCE_COMPILES("
 629 #include <pthread.h>
 630 #include <pthread_np.h>
 631 int main()
 632 {
 633     pthread_setname_np(pthread_self(), \"%s\", \"testname\");
 634     return 0;
 635 }"
 636                 PTHREAD_SETNAME_NP_THREE_PARAMS
 637             )
 638         ENDIF()
 639         CHECK_SYMBOL_EXISTS(pthread_mutexattr_setkind_np "pthread.h;pthread_np.h" HAVE_PTHREAD_MUTEXATTR_SETKIND_NP)
 640     ELSE()
 641         CHECK_SYMBOL_EXISTS(pthread_setname_np pthread.h HAVE_PTHREAD_SETNAME_NP)
 642         IF(NOT HAVE_PTHREAD_SETNAME_NP)
 643             CHECK_SYMBOL_EXISTS(pthread_set_name_np pthread.h HAVE_PTHREAD_SET_NAME_NP)
 644         ELSE()
 645             CHECK_C_SOURCE_COMPILES("
 646 #include <pthread.h>
 647 int main()
 648 {
 649     pthread_setname_np(\"testname\");
 650     return 0;
 651 }"
 652                 PTHREAD_SETNAME_NP_ONE_PARAM
 653             )
 654             CHECK_C_SOURCE_COMPILES("
 655 #include <pthread.h>
 656 int main()
 657 {
 658     pthread_setname_np(pthread_self(), \"%s\", \"testname\");
 659     return 0;
 660 }"
 661                 PTHREAD_SETNAME_NP_THREE_PARAMS
 662             )
 663         ENDIF()
 664         CHECK_SYMBOL_EXISTS(pthread_mutexattr_setkind_np pthread.h HAVE_PTHREAD_MUTEXATTR_SETKIND_NP)
 665     ENDIF()
 666
 667     CHECK_SYMBOL_EXISTS(pthread_mutex_timedlock pthread.h HAVE_PTHREAD_MUTEX_TIMEDLOCK)
 668
 669     CHECK_LIBRARY_EXISTS(rt clock_gettime "" HAVE_LIBRT)
 670     IF(HAVE_LIBRT)
 671         SET(EXTRA_LIBS rt ${EXTRA_LIBS})
 672     ENDIF()
 673 ENDIF()
 674
 675 CHECK_SYMBOL_EXISTS(getopt unistd.h HAVE_GETOPT)
 676
 677 # Check for a 64-bit type
 678 CHECK_INCLUDE_FILE(stdint.h HAVE_STDINT_H)
 679 IF(NOT HAVE_STDINT_H)
 680     IF(HAVE_WINDOWS_H)
 681         CHECK_C_SOURCE_COMPILES("#define _WIN32_WINNT 0x0502
 682                                  #include <windows.h>
 683                                  __int64 foo;
 684                                  int main() {return 0;}" HAVE___INT64)
 685     ENDIF()
 686     IF(NOT HAVE___INT64)
 687         IF(NOT SIZEOF_LONG MATCHES "8")
 688             IF(NOT SIZEOF_LONG_LONG MATCHES "8")
 689                 MESSAGE(FATAL_ERROR "No 64-bit types found, please report!")
 690             ENDIF()
 691         ENDIF()
 692     ENDIF()
 693 ENDIF()
 694
 695
 696 SET(COMMON_OBJS  common/almalloc.c
 697                  common/atomic.c
 698                  common/rwlock.c
 699                  common/threads.c
 700                  common/uintmap.c
 701 )
 702 SET(OPENAL_OBJS  OpenAL32/alAuxEffectSlot.c
 703                  OpenAL32/alBuffer.c
 704                  OpenAL32/alEffect.c
 705                  OpenAL32/alError.c
 706                  OpenAL32/alExtension.c
 707                  OpenAL32/alFilter.c
 708                  OpenAL32/alListener.c
 709                  OpenAL32/alSource.c
 710                  OpenAL32/alState.c
 711                  OpenAL32/event.c
 712                  OpenAL32/sample_cvt.c
 713 )
 714 SET(ALC_OBJS  Alc/ALc.c
 715               Alc/ALu.c
 716               Alc/alconfig.c
 717               Alc/bs2b.c
 718               Alc/converter.c
 719               Alc/mastering.c
 720               Alc/ringbuffer.c
 721               Alc/effects/chorus.c
 722               Alc/effects/compressor.c
 723               Alc/effects/dedicated.c
 724               Alc/effects/distortion.c
 725               Alc/effects/echo.c
 726               Alc/effects/equalizer.c
 727               Alc/effects/modulator.c
 728               Alc/effects/null.c
 729               Alc/effects/reverb.c
 730               Alc/helpers.c
 731               Alc/hrtf.c
 732               Alc/uhjfilter.c
 733               Alc/ambdec.c
 734               Alc/bformatdec.c
 735               Alc/nfcfilter.c
 736               Alc/panning.c
 737               Alc/mixer.c
 738               Alc/mixer_c.c
 739 )
 740
 741
 742 SET(CPU_EXTS "Default")
 743 SET(HAVE_SSE        0)
 744 SET(HAVE_SSE2       0)
 745 SET(HAVE_SSE3       0)
 746 SET(HAVE_SSE4_1     0)
 747 SET(HAVE_NEON       0)
 748
 749 SET(HAVE_ALSA       0)
 750 SET(HAVE_OSS        0)
 751 SET(HAVE_SOLARIS    0)
 752 SET(HAVE_SNDIO      0)
 753 SET(HAVE_QSA        0)
 754 SET(HAVE_DSOUND     0)
 755 SET(HAVE_MMDEVAPI   0)
 756 SET(HAVE_WINMM      0)
 757 SET(HAVE_PORTAUDIO  0)
 758 SET(HAVE_PULSEAUDIO 0)
 759 SET(HAVE_COREAUDIO  0)
 760 SET(HAVE_OPENSL     0)
 761 SET(HAVE_WAVE       0)
 762
 763 # Check for SSE support
 764 OPTION(ALSOFT_REQUIRE_SSE "Require SSE support" OFF)
 765 CHECK_INCLUDE_FILE(xmmintrin.h HAVE_XMMINTRIN_H "${SSE_SWITCH}")
 766 IF(HAVE_XMMINTRIN_H)
 767     OPTION(ALSOFT_CPUEXT_SSE "Enable SSE support" ON)
 768     IF(ALSOFT_CPUEXT_SSE)
 769         IF(ALIGN_DECL OR HAVE_C11_ALIGNAS)
 770             SET(HAVE_SSE 1)
 771             SET(ALC_OBJS  ${ALC_OBJS} Alc/mixer_sse.c)
 772             IF(SSE_SWITCH)
 773                 SET_SOURCE_FILES_PROPERTIES(Alc/mixer_sse.c PROPERTIES
 774                                             COMPILE_FLAGS "${SSE_SWITCH}")
 775             ENDIF()
 776             SET(CPU_EXTS "${CPU_EXTS}, SSE")
 777         ENDIF()
 778     ENDIF()
 779 ENDIF()
 780 IF(ALSOFT_REQUIRE_SSE AND NOT HAVE_SSE)
 781     MESSAGE(FATAL_ERROR "Failed to enabled required SSE CPU extensions")
 782 ENDIF()
 783
 784 OPTION(ALSOFT_REQUIRE_SSE2 "Require SSE2 support" OFF)
 785 CHECK_INCLUDE_FILE(emmintrin.h HAVE_EMMINTRIN_H "${SSE2_SWITCH}")
 786 IF(HAVE_EMMINTRIN_H)
 787     OPTION(ALSOFT_CPUEXT_SSE2 "Enable SSE2 support" ON)
 788     IF(HAVE_SSE AND ALSOFT_CPUEXT_SSE2)
 789         IF(ALIGN_DECL OR HAVE_C11_ALIGNAS)
 790             SET(HAVE_SSE2 1)
 791             SET(ALC_OBJS  ${ALC_OBJS} Alc/mixer_sse2.c)
 792             IF(SSE2_SWITCH)
 793                 SET_SOURCE_FILES_PROPERTIES(Alc/mixer_sse2.c PROPERTIES
 794                                             COMPILE_FLAGS "${SSE2_SWITCH}")
 795             ENDIF()
 796             SET(CPU_EXTS "${CPU_EXTS}, SSE2")
 797         ENDIF()
 798     ENDIF()
 799 ENDIF()
 800 IF(ALSOFT_REQUIRE_SSE2 AND NOT HAVE_SSE2)
 801     MESSAGE(FATAL_ERROR "Failed to enable required SSE2 CPU extensions")
 802 ENDIF()
 803
 804 OPTION(ALSOFT_REQUIRE_SSE2 "Require SSE3 support" OFF)
 805 CHECK_INCLUDE_FILE(pmmintrin.h HAVE_PMMINTRIN_H "${SSE3_SWITCH}")
 806 IF(HAVE_EMMINTRIN_H)
 807     OPTION(ALSOFT_CPUEXT_SSE3 "Enable SSE3 support" ON)
 808     IF(HAVE_SSE2 AND ALSOFT_CPUEXT_SSE3)
 809         IF(ALIGN_DECL OR HAVE_C11_ALIGNAS)
 810             SET(HAVE_SSE3 1)
 811             SET(ALC_OBJS  ${ALC_OBJS} Alc/mixer_sse3.c)
 812             IF(SSE2_SWITCH)
 813                 SET_SOURCE_FILES_PROPERTIES(Alc/mixer_sse3.c PROPERTIES
 814                                             COMPILE_FLAGS "${SSE3_SWITCH}")
 815             ENDIF()
 816             SET(CPU_EXTS "${CPU_EXTS}, SSE3")
 817         ENDIF()
 818     ENDIF()
 819 ENDIF()
 820 IF(ALSOFT_REQUIRE_SSE3 AND NOT HAVE_SSE3)
 821     MESSAGE(FATAL_ERROR "Failed to enable required SSE3 CPU extensions")
 822 ENDIF()
 823
 824 OPTION(ALSOFT_REQUIRE_SSE4_1 "Require SSE4.1 support" OFF)
 825 CHECK_INCLUDE_FILE(smmintrin.h HAVE_SMMINTRIN_H "${SSE4_1_SWITCH}")
 826 IF(HAVE_SMMINTRIN_H)
 827     OPTION(ALSOFT_CPUEXT_SSE4_1 "Enable SSE4.1 support" ON)
 828     IF(HAVE_SSE2 AND ALSOFT_CPUEXT_SSE4_1)
 829         IF(ALIGN_DECL OR HAVE_C11_ALIGNAS)
 830             SET(HAVE_SSE4_1 1)
 831             SET(ALC_OBJS  ${ALC_OBJS} Alc/mixer_sse41.c)
 832             IF(SSE4_1_SWITCH)
 833                 SET_SOURCE_FILES_PROPERTIES(Alc/mixer_sse41.c PROPERTIES
 834                                             COMPILE_FLAGS "${SSE4_1_SWITCH}")
 835             ENDIF()
 836             SET(CPU_EXTS "${CPU_EXTS}, SSE4.1")
 837         ENDIF()
 838     ENDIF()
 839 ENDIF()
 840 IF(ALSOFT_REQUIRE_SSE4_1 AND NOT HAVE_SSE4_1)
 841     MESSAGE(FATAL_ERROR "Failed to enable required SSE4.1 CPU extensions")
 842 ENDIF()
 843
 844 # Check for ARM Neon support
 845 OPTION(ALSOFT_REQUIRE_NEON "Require ARM Neon support" OFF)
 846 CHECK_INCLUDE_FILE(arm_neon.h HAVE_ARM_NEON_H ${FPU_NEON_SWITCH})
 847 IF(HAVE_ARM_NEON_H)
 848     OPTION(ALSOFT_CPUEXT_NEON "Enable ARM Neon support" ON)
 849     IF(ALSOFT_CPUEXT_NEON)
 850         SET(HAVE_NEON 1)
 851         SET(ALC_OBJS  ${ALC_OBJS} Alc/mixer_neon.c)
 852         IF(FPU_NEON_SWITCH)
 853             SET_SOURCE_FILES_PROPERTIES(Alc/mixer_neon.c PROPERTIES
 854                                         COMPILE_FLAGS "${FPU_NEON_SWITCH}")
 855         ENDIF()
 856         SET(CPU_EXTS "${CPU_EXTS}, Neon")
 857     ENDIF()
 858 ENDIF()
 859 IF(ALSOFT_REQUIRE_NEON AND NOT HAVE_NEON)
 860     MESSAGE(FATAL_ERROR "Failed to enabled required ARM Neon CPU extensions")
 861 ENDIF()
 862
 863
 864 IF(WIN32 OR HAVE_DLFCN_H)
 865     SET(IS_LINKED "")
 866     MACRO(ADD_BACKEND_LIBS _LIBS)
 867     ENDMACRO()
 868 ELSE()
 869     SET(IS_LINKED " (linked)")
 870     MACRO(ADD_BACKEND_LIBS _LIBS)
 871         SET(EXTRA_LIBS ${_LIBS} ${EXTRA_LIBS})
 872     ENDMACRO()
 873 ENDIF()
 874
 875 SET(BACKENDS "")
 876 SET(ALC_OBJS  ${ALC_OBJS}
 877               Alc/backends/base.c
 878               # Default backends, always available
 879               Alc/backends/loopback.c
 880               Alc/backends/null.c
 881 )
 882
 883 # Check ALSA backend
 884 OPTION(ALSOFT_REQUIRE_ALSA "Require ALSA backend" OFF)
 885 FIND_PACKAGE(ALSA)
 886 IF(ALSA_FOUND)
 887     OPTION(ALSOFT_BACKEND_ALSA "Enable ALSA backend" ON)
 888     IF(ALSOFT_BACKEND_ALSA)
 889         SET(HAVE_ALSA 1)
 890         SET(BACKENDS  "${BACKENDS} ALSA${IS_LINKED},")
 891         SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/alsa.c)
 892         ADD_BACKEND_LIBS(${ALSA_LIBRARIES})
 893         SET(INC_PATHS ${INC_PATHS} ${ALSA_INCLUDE_DIRS})
 894     ENDIF()
 895 ENDIF()
 896 IF(ALSOFT_REQUIRE_ALSA AND NOT HAVE_ALSA)
 897     MESSAGE(FATAL_ERROR "Failed to enabled required ALSA backend")
 898 ENDIF()
 899
 900 # Check OSS backend
 901 OPTION(ALSOFT_REQUIRE_OSS "Require OSS backend" OFF)
 902 FIND_PACKAGE(OSS)
 903 IF(OSS_FOUND)
 904     OPTION(ALSOFT_BACKEND_OSS "Enable OSS backend" ON)
 905     IF(ALSOFT_BACKEND_OSS)
 906         SET(HAVE_OSS 1)
 907         SET(BACKENDS  "${BACKENDS} OSS,")
 908         SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/oss.c)
 909         IF(OSS_LIBRARIES)
 910             SET(EXTRA_LIBS ${OSS_LIBRARIES} ${EXTRA_LIBS})
 911         ENDIF()
 912         SET(INC_PATHS ${INC_PATHS} ${OSS_INCLUDE_DIRS})
 913     ENDIF()
 914 ENDIF()
 915 IF(ALSOFT_REQUIRE_OSS AND NOT HAVE_OSS)
 916     MESSAGE(FATAL_ERROR "Failed to enabled required OSS backend")
 917 ENDIF()
 918
 919 # Check Solaris backend
 920 OPTION(ALSOFT_REQUIRE_SOLARIS "Require Solaris backend" OFF)
 921 FIND_PACKAGE(AudioIO)
 922 IF(AUDIOIO_FOUND)
 923     OPTION(ALSOFT_BACKEND_SOLARIS "Enable Solaris backend" ON)
 924     IF(ALSOFT_BACKEND_SOLARIS)
 925         SET(HAVE_SOLARIS 1)
 926         SET(BACKENDS  "${BACKENDS} Solaris,")
 927         SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/solaris.c)
 928         SET(INC_PATHS ${INC_PATHS} ${AUDIOIO_INCLUDE_DIRS})
 929     ENDIF()
 930 ENDIF()
 931 IF(ALSOFT_REQUIRE_SOLARIS AND NOT HAVE_SOLARIS)
 932     MESSAGE(FATAL_ERROR "Failed to enabled required Solaris backend")
 933 ENDIF()
 934
 935 # Check SndIO backend
 936 OPTION(ALSOFT_REQUIRE_SNDIO "Require SndIO backend" OFF)
 937 FIND_PACKAGE(SoundIO)
 938 IF(SOUNDIO_FOUND)
 939     OPTION(ALSOFT_BACKEND_SNDIO "Enable SndIO backend" ON)
 940     IF(ALSOFT_BACKEND_SNDIO)
 941         SET(HAVE_SNDIO 1)
 942         SET(BACKENDS  "${BACKENDS} SndIO (linked),")
 943         SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/sndio.c)
 944         SET(EXTRA_LIBS ${SOUNDIO_LIBRARIES} ${EXTRA_LIBS})
 945         SET(INC_PATHS ${INC_PATHS} ${SOUNDIO_INCLUDE_DIRS})
 946     ENDIF()
 947 ENDIF()
 948 IF(ALSOFT_REQUIRE_SNDIO AND NOT HAVE_SNDIO)
 949     MESSAGE(FATAL_ERROR "Failed to enabled required SndIO backend")
 950 ENDIF()
 951
 952 # Check QSA backend
 953 OPTION(ALSOFT_REQUIRE_QSA "Require QSA backend" OFF)
 954 FIND_PACKAGE(QSA)
 955 IF(QSA_FOUND)
 956     OPTION(ALSOFT_BACKEND_QSA "Enable QSA backend" ON)
 957     IF(ALSOFT_BACKEND_QSA)
 958         SET(HAVE_QSA 1)
 959         SET(BACKENDS  "${BACKENDS} QSA (linked),")
 960         SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/qsa.c)
 961         SET(EXTRA_LIBS ${QSA_LIBRARIES} ${EXTRA_LIBS})
 962         SET(INC_PATHS ${INC_PATHS} ${QSA_INCLUDE_DIRS})
 963     ENDIF()
 964 ENDIF()
 965 IF(ALSOFT_REQUIRE_QSA AND NOT HAVE_QSA)
 966     MESSAGE(FATAL_ERROR "Failed to enabled required QSA backend")
 967 ENDIF()
 968
 969 # Check Windows-only backends
 970 OPTION(ALSOFT_REQUIRE_WINMM "Require Windows Multimedia backend" OFF)
 971 OPTION(ALSOFT_REQUIRE_DSOUND "Require DirectSound backend" OFF)
 972 OPTION(ALSOFT_REQUIRE_MMDEVAPI "Require MMDevApi backend" OFF)
 973 IF(HAVE_WINDOWS_H)
 974     # Check MMSystem backend
 975     CHECK_INCLUDE_FILES("windows.h;mmsystem.h" HAVE_MMSYSTEM_H -D_WIN32_WINNT=0x0502)
 976     IF(HAVE_MMSYSTEM_H)
 977         CHECK_SHARED_FUNCTION_EXISTS(waveOutOpen "windows.h;mmsystem.h" winmm "" HAVE_LIBWINMM)
 978         IF(HAVE_LIBWINMM)
 979             OPTION(ALSOFT_BACKEND_WINMM "Enable Windows Multimedia backend" ON)
 980             IF(ALSOFT_BACKEND_WINMM)
 981                 SET(HAVE_WINMM 1)
 982                 SET(BACKENDS  "${BACKENDS} WinMM,")
 983                 SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/winmm.c)
 984                 SET(EXTRA_LIBS winmm ${EXTRA_LIBS})
 985             ENDIF()
 986         ENDIF()
 987     ENDIF()
 988
 989     # Check DSound backend
 990     FIND_PACKAGE(DSound)
 991     IF(DSOUND_FOUND)
 992         OPTION(ALSOFT_BACKEND_DSOUND "Enable DirectSound backend" ON)
 993         IF(ALSOFT_BACKEND_DSOUND)
 994             SET(HAVE_DSOUND 1)
 995             SET(BACKENDS  "${BACKENDS} DirectSound${IS_LINKED},")
 996             SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/dsound.c)
 997             ADD_BACKEND_LIBS(${DSOUND_LIBRARIES})
 998             SET(INC_PATHS ${INC_PATHS} ${DSOUND_INCLUDE_DIRS})
 999         ENDIF()
1000     ENDIF()
1001
1002     # Check for MMDevApi backend
1003     CHECK_INCLUDE_FILE(mmdeviceapi.h HAVE_MMDEVICEAPI_H)
1004     IF(HAVE_MMDEVICEAPI_H)
1005         OPTION(ALSOFT_BACKEND_MMDEVAPI "Enable MMDevApi backend" ON)
1006         IF(ALSOFT_BACKEND_MMDEVAPI)
1007             SET(HAVE_MMDEVAPI 1)
1008             SET(BACKENDS  "${BACKENDS} MMDevApi,")
1009             SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/mmdevapi.c)
1010         ENDIF()
1011     ENDIF()
1012 ENDIF()
1013 IF(ALSOFT_REQUIRE_WINMM AND NOT HAVE_WINMM)
1014     MESSAGE(FATAL_ERROR "Failed to enabled required WinMM backend")
1015 ENDIF()
1016 IF(ALSOFT_REQUIRE_DSOUND AND NOT HAVE_DSOUND)
1017     MESSAGE(FATAL_ERROR "Failed to enabled required DSound backend")
1018 ENDIF()
1019 IF(ALSOFT_REQUIRE_MMDEVAPI AND NOT HAVE_MMDEVAPI)
1020     MESSAGE(FATAL_ERROR "Failed to enabled required MMDevApi backend")
1021 ENDIF()
1022
1023 # Check PortAudio backend
1024 OPTION(ALSOFT_REQUIRE_PORTAUDIO "Require PortAudio backend" OFF)
1025 FIND_PACKAGE(PortAudio)
1026 IF(PORTAUDIO_FOUND)
1027     OPTION(ALSOFT_BACKEND_PORTAUDIO "Enable PortAudio backend" ON)
1028     IF(ALSOFT_BACKEND_PORTAUDIO)
1029         SET(HAVE_PORTAUDIO 1)
1030         SET(BACKENDS  "${BACKENDS} PortAudio${IS_LINKED},")
1031         SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/portaudio.c)
1032         ADD_BACKEND_LIBS(${PORTAUDIO_LIBRARIES})
1033         SET(INC_PATHS ${INC_PATHS} ${PORTAUDIO_INCLUDE_DIRS})
1034     ENDIF()
1035 ENDIF()
1036 IF(ALSOFT_REQUIRE_PORTAUDIO AND NOT HAVE_PORTAUDIO)
1037     MESSAGE(FATAL_ERROR "Failed to enabled required PortAudio backend")
1038 ENDIF()
1039
1040 # Check PulseAudio backend
1041 OPTION(ALSOFT_REQUIRE_PULSEAUDIO "Require PulseAudio backend" OFF)
1042 FIND_PACKAGE(PulseAudio)
1043 IF(PULSEAUDIO_FOUND)
1044     OPTION(ALSOFT_BACKEND_PULSEAUDIO "Enable PulseAudio backend" ON)
1045     IF(ALSOFT_BACKEND_PULSEAUDIO)
1046         SET(HAVE_PULSEAUDIO 1)
1047         SET(BACKENDS  "${BACKENDS} PulseAudio${IS_LINKED},")
1048         SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/pulseaudio.c)
1049         ADD_BACKEND_LIBS(${PULSEAUDIO_LIBRARIES})
1050         SET(INC_PATHS ${INC_PATHS} ${PULSEAUDIO_INCLUDE_DIRS})
1051     ENDIF()
1052 ENDIF()
1053 IF(ALSOFT_REQUIRE_PULSEAUDIO AND NOT HAVE_PULSEAUDIO)
1054     MESSAGE(FATAL_ERROR "Failed to enabled required PulseAudio backend")
1055 ENDIF()
1056
1057 # Check JACK backend
1058 OPTION(ALSOFT_REQUIRE_JACK "Require JACK backend" OFF)
1059 FIND_PACKAGE(JACK)
1060 IF(JACK_FOUND)
1061     OPTION(ALSOFT_BACKEND_JACK "Enable JACK backend" ON)
1062     IF(ALSOFT_BACKEND_JACK)
1063         SET(HAVE_JACK 1)
1064         SET(BACKENDS  "${BACKENDS} JACK${IS_LINKED},")
1065         SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/jack.c)
1066         ADD_BACKEND_LIBS(${JACK_LIBRARIES})
1067         SET(INC_PATHS ${INC_PATHS} ${JACK_INCLUDE_DIRS})
1068     ENDIF()
1069 ENDIF()
1070 IF(ALSOFT_REQUIRE_JACK AND NOT HAVE_JACK)
1071     MESSAGE(FATAL_ERROR "Failed to enabled required JACK backend")
1072 ENDIF()
1073
1074 # Check CoreAudio backend
1075 OPTION(ALSOFT_REQUIRE_COREAUDIO "Require CoreAudio backend" OFF)
1076 FIND_LIBRARY(COREAUDIO_FRAMEWORK
1077              NAMES CoreAudio
1078              PATHS /System/Library/Frameworks
1079 )
1080 IF(COREAUDIO_FRAMEWORK)
1081     OPTION(ALSOFT_BACKEND_COREAUDIO "Enable CoreAudio backend" ON)
1082     IF(ALSOFT_BACKEND_COREAUDIO)
1083         SET(HAVE_COREAUDIO 1)
1084         SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/coreaudio.c)
1085         SET(BACKENDS  "${BACKENDS} CoreAudio,")
1086         SET(EXTRA_LIBS ${COREAUDIO_FRAMEWORK} ${EXTRA_LIBS})
1087         SET(EXTRA_LIBS /System/Library/Frameworks/AudioUnit.framework ${EXTRA_LIBS})
1088         SET(EXTRA_LIBS /System/Library/Frameworks/ApplicationServices.framework ${EXTRA_LIBS})
1089
1090         # Some versions of OSX may need the AudioToolbox framework. Add it if
1091         # it's found.
1092         FIND_LIBRARY(AUDIOTOOLBOX_LIBRARY
1093                      NAMES AudioToolbox
1094                      PATHS ~/Library/Frameworks
1095                            /Library/Frameworks
1096                            /System/Library/Frameworks
1097                     )
1098         IF(AUDIOTOOLBOX_LIBRARY)
1099             SET(EXTRA_LIBS ${AUDIOTOOLBOX_LIBRARY} ${EXTRA_LIBS})
1100         ENDIF()
1101     ENDIF()
1102 ENDIF()
1103 IF(ALSOFT_REQUIRE_COREAUDIO AND NOT HAVE_COREAUDIO)
1104     MESSAGE(FATAL_ERROR "Failed to enabled required CoreAudio backend")
1105 ENDIF()
1106
1107 # Check for OpenSL (Android) backend
1108 OPTION(ALSOFT_REQUIRE_OPENSL "Require OpenSL backend" OFF)
1109 CHECK_INCLUDE_FILES("SLES/OpenSLES.h;SLES/OpenSLES_Android.h" HAVE_SLES_OPENSLES_ANDROID_H)
1110 IF(HAVE_SLES_OPENSLES_ANDROID_H)
1111     CHECK_SHARED_FUNCTION_EXISTS(slCreateEngine "SLES/OpenSLES.h" OpenSLES "" HAVE_LIBOPENSLES)
1112     IF(HAVE_LIBOPENSLES)
1113         OPTION(ALSOFT_BACKEND_OPENSL "Enable OpenSL backend" ON)
1114         IF(ALSOFT_BACKEND_OPENSL)
1115             SET(HAVE_OPENSL 1)
1116             SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/opensl.c)
1117             SET(BACKENDS  "${BACKENDS} OpenSL,")
1118             SET(EXTRA_LIBS OpenSLES ${EXTRA_LIBS})
1119         ENDIF()
1120     ENDIF()
1121 ENDIF()
1122 IF(ALSOFT_REQUIRE_OPENSL AND NOT HAVE_OPENSL)
1123     MESSAGE(FATAL_ERROR "Failed to enabled required OpenSL backend")
1124 ENDIF()
1125
1126 # Optionally enable the Wave Writer backend
1127 OPTION(ALSOFT_BACKEND_WAVE "Enable Wave Writer backend" ON)
1128 IF(ALSOFT_BACKEND_WAVE)
1129     SET(HAVE_WAVE 1)
1130     SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/wave.c)
1131     SET(BACKENDS  "${BACKENDS} WaveFile,")
1132 ENDIF()
1133
1134 # This is always available
1135 SET(BACKENDS  "${BACKENDS} Null")
1136
1137
1138 FIND_PACKAGE(Git)
1139 IF(GIT_FOUND AND EXISTS "${OpenAL_SOURCE_DIR}/.git")
1140     # Get the current working branch and its latest abbreviated commit hash
1141     ADD_CUSTOM_TARGET(build_version
1142         ${CMAKE_COMMAND} -D GIT_EXECUTABLE=${GIT_EXECUTABLE}
1143                          -D LIB_VERSION=${LIB_VERSION}
1144                          -D SRC=${OpenAL_SOURCE_DIR}/version.h.in
1145                          -D DST=${OpenAL_BINARY_DIR}/version.h
1146                          -P ${OpenAL_SOURCE_DIR}/version.cmake
1147         WORKING_DIRECTORY "${OpenAL_SOURCE_DIR}"
1148         VERBATIM
1149     )
1150 ELSE()
1151     SET(GIT_BRANCH "UNKNOWN")
1152     SET(GIT_COMMIT_HASH "unknown")
1153     CONFIGURE_FILE(
1154         "${OpenAL_SOURCE_DIR}/version.h.in"
1155         "${OpenAL_BINARY_DIR}/version.h")
1156 ENDIF()
1157
1158 SET(NATIVE_SRC_DIR  "${OpenAL_SOURCE_DIR}/native-tools/")
1159 SET(NATIVE_BIN_DIR  "${OpenAL_BINARY_DIR}/native-tools/")
1160 FILE(MAKE_DIRECTORY "${NATIVE_BIN_DIR}")
1161
1162 SET(BIN2H_COMMAND  "${NATIVE_BIN_DIR}bin2h")
1163 SET(BSINCGEN_COMMAND  "${NATIVE_BIN_DIR}bsincgen")
1164 ADD_CUSTOM_COMMAND(OUTPUT "${BIN2H_COMMAND}" "${BSINCGEN_COMMAND}"
1165     COMMAND ${CMAKE_COMMAND} -G "${CMAKE_GENERATOR}" "${NATIVE_SRC_DIR}"
1166     COMMAND ${CMAKE_COMMAND} -E remove "${BIN2H_COMMAND}" "${BSINCGEN_COMMAND}"
1167     COMMAND ${CMAKE_COMMAND} --build . --config "Release"
1168     WORKING_DIRECTORY "${NATIVE_BIN_DIR}"
1169     DEPENDS "${NATIVE_SRC_DIR}CMakeLists.txt"
1170     IMPLICIT_DEPENDS C "${NATIVE_SRC_DIR}bin2h.c"
1171                      C "${NATIVE_SRC_DIR}bsincgen.c"
1172     VERBATIM
1173 )
1174 ADD_CUSTOM_TARGET(native-tools
1175     DEPENDS "${BIN2H_COMMAND}" "${BSINCGEN_COMMAND}"
1176     VERBATIM
1177 )
1178
1179 option(ALSOFT_EMBED_HRTF_DATA "Embed the HRTF data files (increases library footprint)" OFF)
1180 if(ALSOFT_EMBED_HRTF_DATA)
1181     MACRO(make_hrtf_header FILENAME VARNAME)
1182         SET(infile  "${OpenAL_SOURCE_DIR}/hrtf/${FILENAME}")
1183         SET(outfile  "${OpenAL_BINARY_DIR}/${FILENAME}.h")
1184
1185         ADD_CUSTOM_COMMAND(OUTPUT "${outfile}"
1186             COMMAND "${BIN2H_COMMAND}" "${infile}" "${outfile}" ${VARNAME}
1187             DEPENDS native-tools "${infile}"
1188             VERBATIM
1189         )
1190         SET(ALC_OBJS  ${ALC_OBJS} "${outfile}")
1191     ENDMACRO()
1192
1193     make_hrtf_header(default-44100.mhr "hrtf_default_44100")
1194     make_hrtf_header(default-48000.mhr "hrtf_default_48000")
1195 endif()
1196
1197 ADD_CUSTOM_COMMAND(OUTPUT "${OpenAL_BINARY_DIR}/bsinc_inc.h"
1198     COMMAND "${BSINCGEN_COMMAND}" "${OpenAL_BINARY_DIR}/bsinc_inc.h"
1199     DEPENDS native-tools "${NATIVE_SRC_DIR}bsincgen.c"
1200     VERBATIM
1201 )
1202 SET(ALC_OBJS  ${ALC_OBJS} "${OpenAL_BINARY_DIR}/bsinc_inc.h")
1203
1204
1205 IF(ALSOFT_UTILS AND NOT ALSOFT_NO_CONFIG_UTIL)
1206     add_subdirectory(utils/alsoft-config)
1207 ENDIF()
1208 IF(ALSOFT_EXAMPLES)
1209     FIND_PACKAGE(SDL2)
1210     IF(SDL2_FOUND)
1211         FIND_PACKAGE(SDL_sound)
1212         FIND_PACKAGE(FFmpeg COMPONENTS AVFORMAT AVCODEC AVUTIL SWSCALE SWRESAMPLE)
1213     ENDIF()
1214 ENDIF()
1215
1216 IF(NOT WIN32)
1217     SET(LIBNAME "openal")
1218 ELSE()
1219     SET(LIBNAME "OpenAL32")
1220 ENDIF()
1221
1222 # Needed for openal.pc.in
1223 SET(prefix ${CMAKE_INSTALL_PREFIX})
1224 SET(exec_prefix "\${prefix}")
1225 SET(libdir "\${exec_prefix}/${CMAKE_INSTALL_LIBDIR}")
1226 SET(bindir "\${exec_prefix}/${CMAKE_INSTALL_BINDIR}")
1227 SET(includedir "\${prefix}/${CMAKE_INSTALL_INCLUDEDIR}")
1228 SET(PACKAGE_VERSION "${LIB_VERSION}")
1229 IF(LIBTYPE STREQUAL "STATIC")
1230     SET(PKG_CONFIG_CFLAGS -DAL_LIBTYPE_STATIC ${PKG_CONFIG_CFLAGS})
1231 ENDIF()
1232
1233 # End configuration
1234 CONFIGURE_FILE(
1235     "${OpenAL_SOURCE_DIR}/config.h.in"
1236     "${OpenAL_BINARY_DIR}/config.h")
1237 CONFIGURE_FILE(
1238     "${OpenAL_SOURCE_DIR}/openal.pc.in"
1239     "${OpenAL_BINARY_DIR}/openal.pc"
1240     @ONLY)
1241
1242
1243 # Add a static library with common functions used by multiple targets
1244 ADD_LIBRARY(common STATIC ${COMMON_OBJS})
1245 TARGET_COMPILE_DEFINITIONS(common PRIVATE ${CPP_DEFS})
1246 TARGET_COMPILE_OPTIONS(common PRIVATE ${C_FLAGS})
1247
1248
1249 UNSET(HAS_ROUTER)
1250 SET(IMPL_TARGET OpenAL)
1251 SET(COMMON_LIB )
1252 SET(SUBSYS_FLAG )
1253
1254 # Build main library
1255 IF(LIBTYPE STREQUAL "STATIC")
1256     SET(CPP_DEFS ${CPP_DEFS} AL_LIBTYPE_STATIC)
1257     IF(WIN32 AND ALSOFT_NO_UID_DEFS)
1258         SET(CPP_DEFS ${CPP_DEFS} AL_NO_UID_DEFS)
1259     ENDIF()
1260     ADD_LIBRARY(OpenAL STATIC ${COMMON_OBJS} ${OPENAL_OBJS} ${ALC_OBJS})
1261 ELSE()
1262     # Make sure to compile the common code with PIC, since it'll be linked into
1263     # shared libs that needs it.
1264     SET_PROPERTY(TARGET common PROPERTY POSITION_INDEPENDENT_CODE TRUE)
1265     SET(COMMON_LIB common)
1266
1267     IF(WIN32)
1268         IF(MSVC)
1269             SET(SUBSYS_FLAG ${SUBSYS_FLAG} "/SUBSYSTEM:WINDOWS")
1270         ELSEIF(CMAKE_COMPILER_IS_GNUCC)
1271             SET(SUBSYS_FLAG ${SUBSYS_FLAG} "-mwindows")
1272         ENDIF()
1273     ENDIF()
1274
1275     IF(WIN32 AND ALSOFT_BUILD_ROUTER)
1276         ADD_LIBRARY(OpenAL SHARED router/router.c router/alc.c router/al.c)
1277         TARGET_COMPILE_DEFINITIONS(OpenAL
1278             PRIVATE AL_BUILD_LIBRARY AL_ALEXT_PROTOTYPES ${CPP_DEFS})
1279         TARGET_COMPILE_OPTIONS(OpenAL PRIVATE ${C_FLAGS})
1280         TARGET_LINK_LIBRARIES(OpenAL PRIVATE ${LINKER_FLAGS} ${COMMON_LIB})
1281         SET_TARGET_PROPERTIES(OpenAL PROPERTIES PREFIX "")
1282         SET_TARGET_PROPERTIES(OpenAL PROPERTIES OUTPUT_NAME ${LIBNAME})
1283         IF(TARGET build_version)
1284             ADD_DEPENDENCIES(OpenAL build_version)
1285         ENDIF()
1286         SET(HAS_ROUTER 1)
1287
1288         SET(LIBNAME "soft_oal")
1289         SET(IMPL_TARGET soft_oal)
1290     ENDIF()
1291
1292     ADD_LIBRARY(${IMPL_TARGET} SHARED ${OPENAL_OBJS} ${ALC_OBJS})
1293     IF(WIN32)
1294         SET_TARGET_PROPERTIES(${IMPL_TARGET} PROPERTIES PREFIX "")
1295     ENDIF()
1296 ENDIF()
1297 SET_TARGET_PROPERTIES(${IMPL_TARGET} PROPERTIES OUTPUT_NAME ${LIBNAME}
1298     VERSION ${LIB_VERSION}
1299     SOVERSION ${LIB_MAJOR_VERSION}
1300 )
1301 TARGET_COMPILE_DEFINITIONS(${IMPL_TARGET}
1302     PRIVATE AL_BUILD_LIBRARY AL_ALEXT_PROTOTYPES ${CPP_DEFS})
1303 TARGET_INCLUDE_DIRECTORIES(${IMPL_TARGET}
1304     PRIVATE "${OpenAL_SOURCE_DIR}/OpenAL32/Include" "${OpenAL_SOURCE_DIR}/Alc" ${INC_PATHS})
1305 TARGET_COMPILE_OPTIONS(${IMPL_TARGET} PRIVATE ${C_FLAGS})
1306 TARGET_LINK_LIBRARIES(${IMPL_TARGET}
1307     PRIVATE ${LINKER_FLAGS} ${COMMON_LIB} ${EXTRA_LIBS} ${MATH_LIB})
1308 IF(TARGET build_version)
1309     ADD_DEPENDENCIES(${IMPL_TARGET} build_version)
1310 ENDIF()
1311
1312 IF(WIN32 AND MINGW AND ALSOFT_BUILD_IMPORT_LIB AND NOT LIBTYPE STREQUAL "STATIC")
1313     FIND_PROGRAM(SED_EXECUTABLE NAMES sed DOC "sed executable")
1314     FIND_PROGRAM(DLLTOOL_EXECUTABLE NAMES "${DLLTOOL}" DOC "dlltool executable")
1315     IF(NOT SED_EXECUTABLE OR NOT DLLTOOL_EXECUTABLE)
1316         MESSAGE(STATUS "")
1317         IF(NOT SED_EXECUTABLE)
1318             MESSAGE(STATUS "WARNING: Cannot find sed, disabling .def/.lib generation")
1319         ENDIF()
1320         IF(NOT DLLTOOL_EXECUTABLE)
1321             MESSAGE(STATUS "WARNING: Cannot find dlltool, disabling .def/.lib generation")
1322         ENDIF()
1323     ELSE()
1324         SET_PROPERTY(TARGET OpenAL APPEND_STRING PROPERTY LINK_FLAGS
1325                         " -Wl,--output-def,OpenAL32.def")
1326         ADD_CUSTOM_COMMAND(TARGET OpenAL POST_BUILD
1327             COMMAND "${SED_EXECUTABLE}" -i -e "s/ @[^ ]*//" OpenAL32.def
1328             COMMAND "${DLLTOOL_EXECUTABLE}" -d OpenAL32.def -l OpenAL32.lib -D OpenAL32.dll
1329             COMMENT "Stripping ordinals from OpenAL32.def and generating OpenAL32.lib..."
1330             VERBATIM
1331         )
1332     ENDIF()
1333 ENDIF()
1334
1335 IF(ALSOFT_INSTALL)
1336     INSTALL(TARGETS OpenAL EXPORT OpenAL
1337             RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
1338             LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
1339             ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
1340             INCLUDES DESTINATION ${CMAKE_INSTALL_INCLUDEDIR} ${CMAKE_INSTALL_INCLUDEDIR}/AL
1341     )
1342     EXPORT(TARGETS OpenAL
1343            NAMESPACE OpenAL::
1344            FILE OpenALConfig.cmake)
1345     INSTALL(EXPORT OpenAL
1346             DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/OpenAL
1347             NAMESPACE OpenAL::
1348             FILE OpenALConfig.cmake)
1349     INSTALL(FILES include/AL/al.h
1350                   include/AL/alc.h
1351                   include/AL/alext.h
1352                   include/AL/efx.h
1353                   include/AL/efx-creative.h
1354                   include/AL/efx-presets.h
1355             DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/AL
1356     )
1357     INSTALL(FILES "${OpenAL_BINARY_DIR}/openal.pc"
1358             DESTINATION "${CMAKE_INSTALL_LIBDIR}/pkgconfig")
1359     IF(TARGET soft_oal)
1360         INSTALL(TARGETS soft_oal
1361                 RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
1362         )
1363     ENDIF()
1364 ENDIF()
1365
1366
1367 if(HAS_ROUTER)
1368     message(STATUS "")
1369     message(STATUS "Building DLL router")
1370 endif()
1371
1372 MESSAGE(STATUS "")
1373 MESSAGE(STATUS "Building OpenAL with support for the following backends:")
1374 MESSAGE(STATUS "    ${BACKENDS}")
1375 MESSAGE(STATUS "")
1376 MESSAGE(STATUS "Building with support for CPU extensions:")
1377 MESSAGE(STATUS "    ${CPU_EXTS}")
1378 MESSAGE(STATUS "")
1379
1380 IF(WIN32)
1381     IF(NOT HAVE_DSOUND)
1382         MESSAGE(STATUS "WARNING: Building the Windows version without DirectSound output")
1383         MESSAGE(STATUS "         This is probably NOT what you want!")
1384         MESSAGE(STATUS "")
1385     ENDIF()
1386 ENDIF()
1387
1388 if(ALSOFT_EMBED_HRTF_DATA)
1389     message(STATUS "Embedding HRTF datasets")
1390     message(STATUS "")
1391 endif()
1392
1393 # Install alsoft.conf configuration file
1394 IF(ALSOFT_CONFIG)
1395     INSTALL(FILES alsoftrc.sample
1396             DESTINATION ${CMAKE_INSTALL_DATADIR}/openal
1397     )
1398     MESSAGE(STATUS "Installing sample configuration")
1399     MESSAGE(STATUS "")
1400 ENDIF()
1401
1402 # Install HRTF definitions
1403 IF(ALSOFT_HRTF_DEFS)
1404     INSTALL(FILES hrtf/default-44100.mhr
1405                   hrtf/default-48000.mhr
1406             DESTINATION ${CMAKE_INSTALL_DATADIR}/openal/hrtf
1407     )
1408     MESSAGE(STATUS "Installing HRTF definitions")
1409     MESSAGE(STATUS "")
1410 ENDIF()
1411
1412 # Install AmbDec presets
1413 IF(ALSOFT_AMBDEC_PRESETS)
1414     INSTALL(FILES presets/3D7.1.ambdec
1415                   presets/hexagon.ambdec
1416                   presets/itu5.1.ambdec
1417                   presets/itu5.1-nocenter.ambdec
1418                   presets/rectangle.ambdec
1419                   presets/square.ambdec
1420                   presets/presets.txt
1421             DESTINATION ${CMAKE_INSTALL_DATADIR}/openal/presets
1422     )
1423     MESSAGE(STATUS "Installing AmbDec presets")
1424     MESSAGE(STATUS "")
1425 ENDIF()
1426
1427 IF(ALSOFT_UTILS)
1428     ADD_EXECUTABLE(openal-info utils/openal-info.c)
1429     TARGET_COMPILE_OPTIONS(openal-info PRIVATE ${C_FLAGS})
1430     TARGET_LINK_LIBRARIES(openal-info PRIVATE ${LINKER_FLAGS} OpenAL)
1431
1432     SET(MAKEHRTF_SRCS  utils/makehrtf.c)
1433     IF(NOT HAVE_GETOPT)
1434         SET(MAKEHRTF_SRCS  ${MAKEHRTF_SRCS} utils/getopt.c)
1435     ENDIF()
1436     ADD_EXECUTABLE(makehrtf ${MAKEHRTF_SRCS})
1437     TARGET_COMPILE_DEFINITIONS(makehrtf PRIVATE ${CPP_DEFS})
1438     TARGET_COMPILE_OPTIONS(makehrtf PRIVATE ${C_FLAGS})
1439     IF(HAVE_LIBM)
1440         TARGET_LINK_LIBRARIES(makehrtf PRIVATE ${LINKER_FLAGS} m)
1441     ENDIF()
1442
1443     IF(ALSOFT_INSTALL)
1444         INSTALL(TARGETS openal-info makehrtf
1445                 RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
1446                 LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
1447                 ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
1448         )
1449     ENDIF()
1450
1451     MESSAGE(STATUS "Building utility programs")
1452     IF(TARGET alsoft-config)
1453         MESSAGE(STATUS "Building configuration program")
1454     ENDIF()
1455     MESSAGE(STATUS "")
1456 ENDIF()
1457
1458 IF(ALSOFT_TESTS)
1459     SET(TEST_COMMON_OBJS  examples/common/alhelpers.c)
1460
1461     ADD_EXECUTABLE(altonegen examples/altonegen.c ${TEST_COMMON_OBJS})
1462     TARGET_COMPILE_DEFINITIONS(altonegen PRIVATE ${CPP_DEFS})
1463     TARGET_COMPILE_OPTIONS(altonegen PRIVATE ${C_FLAGS})
1464     TARGET_LINK_LIBRARIES(altonegen PRIVATE ${LINKER_FLAGS} common OpenAL ${MATH_LIB})
1465
1466     IF(ALSOFT_INSTALL)
1467         INSTALL(TARGETS altonegen
1468                 RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
1469                 LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
1470                 ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
1471         )
1472     ENDIF()
1473
1474     MESSAGE(STATUS "Building test programs")
1475     MESSAGE(STATUS "")
1476 ENDIF()
1477
1478 IF(ALSOFT_EXAMPLES)
1479     ADD_EXECUTABLE(alrecord examples/alrecord.c)
1480     TARGET_COMPILE_DEFINITIONS(alrecord PRIVATE ${CPP_DEFS})
1481     TARGET_COMPILE_OPTIONS(alrecord PRIVATE ${C_FLAGS})
1482     TARGET_LINK_LIBRARIES(alrecord PRIVATE ${LINKER_FLAGS} common OpenAL)
1483
1484     IF(ALSOFT_INSTALL)
1485         INSTALL(TARGETS alrecord
1486                 RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
1487                 LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
1488                 ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
1489         )
1490     ENDIF()
1491
1492     MESSAGE(STATUS "Building example programs")
1493
1494     IF(SDL2_FOUND)
1495         IF(SDL_SOUND_FOUND)
1496             # Add a static library with common functions used by multiple targets
1497             ADD_LIBRARY(ex-common STATIC examples/common/alhelpers.c)
1498             TARGET_COMPILE_DEFINITIONS(ex-common PRIVATE ${CPP_DEFS})
1499             TARGET_COMPILE_OPTIONS(ex-common PRIVATE ${C_FLAGS})
1500
1501             ADD_EXECUTABLE(alplay examples/alplay.c)
1502             TARGET_COMPILE_DEFINITIONS(alplay PRIVATE ${CPP_DEFS})
1503             TARGET_INCLUDE_DIRECTORIES(alplay
1504                 PRIVATE ${SDL2_INCLUDE_DIR} ${SDL_SOUND_INCLUDE_DIR})
1505             TARGET_COMPILE_OPTIONS(alplay PRIVATE ${C_FLAGS})
1506             TARGET_LINK_LIBRARIES(alplay
1507                 PRIVATE ${LINKER_FLAGS} ${SDL_SOUND_LIBRARIES} ${SDL2_LIBRARY} ex-common common
1508                         OpenAL)
1509
1510             ADD_EXECUTABLE(alstream examples/alstream.c)
1511             TARGET_COMPILE_DEFINITIONS(alstream PRIVATE ${CPP_DEFS})
1512             TARGET_INCLUDE_DIRECTORIES(alstream
1513                 PRIVATE ${SDL2_INCLUDE_DIR} ${SDL_SOUND_INCLUDE_DIR})
1514             TARGET_COMPILE_OPTIONS(alstream PRIVATE ${C_FLAGS})
1515             TARGET_LINK_LIBRARIES(alstream
1516                 PRIVATE ${LINKER_FLAGS} ${SDL_SOUND_LIBRARIES} ${SDL2_LIBRARY} ex-common common
1517                         OpenAL)
1518
1519             ADD_EXECUTABLE(alreverb examples/alreverb.c)
1520             TARGET_COMPILE_DEFINITIONS(alreverb PRIVATE ${CPP_DEFS})
1521             TARGET_INCLUDE_DIRECTORIES(alreverb
1522                 PRIVATE ${SDL2_INCLUDE_DIR} ${SDL_SOUND_INCLUDE_DIR})
1523             TARGET_COMPILE_OPTIONS(alreverb PRIVATE ${C_FLAGS})
1524             TARGET_LINK_LIBRARIES(alreverb
1525                 PRIVATE ${LINKER_FLAGS} ${SDL_SOUND_LIBRARIES} ${SDL2_LIBRARY} ex-common common
1526                         OpenAL)
1527
1528             ADD_EXECUTABLE(allatency examples/allatency.c)
1529             TARGET_COMPILE_DEFINITIONS(allatency PRIVATE ${CPP_DEFS})
1530             TARGET_INCLUDE_DIRECTORIES(allatency
1531                 PRIVATE ${SDL2_INCLUDE_DIR} ${SDL_SOUND_INCLUDE_DIR})
1532             TARGET_COMPILE_OPTIONS(allatency PRIVATE ${C_FLAGS})
1533             TARGET_LINK_LIBRARIES(allatency
1534                 PRIVATE ${LINKER_FLAGS} ${SDL_SOUND_LIBRARIES} ${SDL2_LIBRARY} ex-common common
1535                         OpenAL)
1536
1537             ADD_EXECUTABLE(alloopback examples/alloopback.c)
1538             TARGET_COMPILE_DEFINITIONS(alloopback PRIVATE ${CPP_DEFS})
1539             TARGET_INCLUDE_DIRECTORIES(alloopback
1540                 PRIVATE ${SDL2_INCLUDE_DIR} ${SDL_SOUND_INCLUDE_DIR})
1541             TARGET_COMPILE_OPTIONS(alloopback PRIVATE ${C_FLAGS})
1542             TARGET_LINK_LIBRARIES(alloopback
1543                 PRIVATE ${LINKER_FLAGS} ${SDL_SOUND_LIBRARIES} ${SDL2_LIBRARY} ex-common common
1544                         OpenAL ${MATH_LIB})
1545
1546             ADD_EXECUTABLE(alhrtf examples/alhrtf.c)
1547             TARGET_COMPILE_DEFINITIONS(alhrtf PRIVATE ${CPP_DEFS})
1548             TARGET_INCLUDE_DIRECTORIES(alhrtf
1549                 PRIVATE ${SDL2_INCLUDE_DIR} ${SDL_SOUND_INCLUDE_DIR})
1550             TARGET_COMPILE_OPTIONS(alhrtf PRIVATE ${C_FLAGS})
1551             TARGET_LINK_LIBRARIES(alhrtf
1552                 PRIVATE ${LINKER_FLAGS} ${SDL_SOUND_LIBRARIES} ${SDL2_LIBRARY} ex-common common
1553                         OpenAL ${MATH_LIB})
1554
1555             IF(ALSOFT_INSTALL)
1556                 INSTALL(TARGETS alplay alstream alreverb allatency alloopback alhrtf
1557                         RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
1558                         LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
1559                         ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
1560                 )
1561             ENDIF()
1562
1563             MESSAGE(STATUS "Building SDL_sound example programs")
1564         ENDIF()
1565
1566         SET(FFVER_OK FALSE)
1567         IF(FFMPEG_FOUND)
1568             SET(FFVER_OK TRUE)
1569             IF(AVFORMAT_VERSION VERSION_LESS "57.56.101")
1570                 MESSAGE(STATUS "libavformat is too old! (${AVFORMAT_VERSION}, wanted 57.56.101)")
1571                 SET(FFVER_OK FALSE)
1572             ENDIF()
1573             IF(AVCODEC_VERSION VERSION_LESS "57.64.101")
1574                 MESSAGE(STATUS "libavcodec is too old! (${AVCODEC_VERSION}, wanted 57.64.101)")
1575                 SET(FFVER_OK FALSE)
1576             ENDIF()
1577             IF(AVUTIL_VERSION VERSION_LESS "55.34.101")
1578                 MESSAGE(STATUS "libavutil is too old! (${AVUTIL_VERSION}, wanted 55.34.101)")
1579                 SET(FFVER_OK FALSE)
1580             ENDIF()
1581             IF(SWSCALE_VERSION VERSION_LESS "4.2.100")
1582                 MESSAGE(STATUS "libswscale is too old! (${SWSCALE_VERSION}, wanted 4.2.100)")
1583                 SET(FFVER_OK FALSE)
1584             ENDIF()
1585             IF(SWRESAMPLE_VERSION VERSION_LESS "2.3.100")
1586                 MESSAGE(STATUS "libswresample is too old! (${SWRESAMPLE_VERSION}, wanted 2.3.100)")
1587                 SET(FFVER_OK FALSE)
1588             ENDIF()
1589         ENDIF()
1590         IF(FFVER_OK)
1591             ADD_EXECUTABLE(alffplay examples/alffplay.cpp)
1592             TARGET_COMPILE_DEFINITIONS(alffplay PRIVATE ${CPP_DEFS})
1593             TARGET_INCLUDE_DIRECTORIES(alffplay
1594                 PRIVATE ${SDL2_INCLUDE_DIR} ${FFMPEG_INCLUDE_DIRS})
1595             TARGET_COMPILE_OPTIONS(alffplay PRIVATE ${C_FLAGS})
1596             TARGET_LINK_LIBRARIES(alffplay
1597                 PRIVATE ${LINKER_FLAGS} ${SDL2_LIBRARY} ${FFMPEG_LIBRARIES} common OpenAL)
1598
1599             IF(ALSOFT_INSTALL)
1600                 INSTALL(TARGETS alffplay
1601                         RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
1602                         LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
1603                         ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
1604                 )
1605             ENDIF()
1606             MESSAGE(STATUS "Building SDL+FFmpeg example programs")
1607         ENDIF()
1608         MESSAGE(STATUS "")
1609     ENDIF()
1610 ENDIF()