CMakeLists.txt

   1 # CMake build file list for OpenAL
   2
   3 CMAKE_MINIMUM_REQUIRED(VERSION 2.8.5)
   4
   5 PROJECT(OpenAL)
   6
   7 IF(COMMAND CMAKE_POLICY)
   8     CMAKE_POLICY(SET CMP0003 NEW)
   9     CMAKE_POLICY(SET CMP0005 NEW)
  10     IF(POLICY CMP0042)
  11         CMAKE_POLICY(SET CMP0042 NEW)
  12     ENDIF(POLICY CMP0042)
  13     IF(POLICY CMP0054)
  14         CMAKE_POLICY(SET CMP0054 NEW)
  15     ENDIF(POLICY CMP0054)
  16 ENDIF(COMMAND CMAKE_POLICY)
  17
  18 SET(CMAKE_MODULE_PATH "${OpenAL_SOURCE_DIR}/cmake")
  19
  20 INCLUDE(CheckFunctionExists)
  21 INCLUDE(CheckLibraryExists)
  22 INCLUDE(CheckSharedFunctionExists)
  23 INCLUDE(CheckIncludeFile)
  24 INCLUDE(CheckIncludeFiles)
  25 INCLUDE(CheckSymbolExists)
  26 INCLUDE(CheckCCompilerFlag)
  27 INCLUDE(CheckCSourceCompiles)
  28 INCLUDE(CheckTypeSize)
  29 include(CheckStructHasMember)
  30 include(CheckFileOffsetBits)
  31 include(GNUInstallDirs)
  32
  33 SET(CMAKE_ALLOW_LOOSE_LOOP_CONSTRUCTS TRUE)
  34
  35
  36 OPTION(ALSOFT_DLOPEN  "Check for the dlopen API for loading optional libs"  ON)
  37
  38 OPTION(ALSOFT_WERROR  "Treat compile warnings as errors"      OFF)
  39
  40 OPTION(ALSOFT_UTILS          "Build and install utility programs"         ON)
  41 OPTION(ALSOFT_NO_CONFIG_UTIL "Disable building the alsoft-config utility" OFF)
  42
  43 OPTION(ALSOFT_EXAMPLES  "Build and install example programs"  ON)
  44 OPTION(ALSOFT_TESTS     "Build and install test programs"     ON)
  45
  46 OPTION(ALSOFT_CONFIG "Install alsoft.conf sample configuration file" ON)
  47 OPTION(ALSOFT_HRTF_DEFS "Install HRTF definition files" ON)
  48 OPTION(ALSOFT_AMBDEC_PRESETS "Install AmbDec preset files" ON)
  49 OPTION(ALSOFT_INSTALL "Install headers and libraries" ON)
  50
  51 if(DEFINED SHARE_INSTALL_DIR)
  52     message(WARNING "SHARE_INSTALL_DIR is deprecated.  Use the variables provided by the GNUInstallDirs module instead")
  53     set(CMAKE_INSTALL_DATADIR "${SHARE_INSTALL_DIR}")
  54 endif()
  55
  56 if(DEFINED LIB_SUFFIX)
  57     message(WARNING "LIB_SUFFIX is deprecated.  Use the variables provided by the GNUInstallDirs module instead")
  58 endif()
  59
  60
  61 IF(NOT WIN32)
  62     SET(LIBNAME openal)
  63 ELSE()
  64     SET(LIBNAME OpenAL32)
  65     ADD_DEFINITIONS("-D_WIN32 -D_WIN32_WINNT=0x0502")
  66
  67     # This option is mainly for static linking OpenAL Soft into another project
  68     # that already defines the IDs. It is up to that project to ensure all
  69     # required IDs are defined.
  70     OPTION(ALSOFT_NO_UID_DEFS "Do not define GUIDs, IIDs, CLSIDs, or PropertyKeys" OFF)
  71
  72     IF(MINGW)
  73         OPTION(ALSOFT_BUILD_IMPORT_LIB "Build an import .lib using dlltool (requires sed)" ON)
  74         IF(NOT DLLTOOL)
  75             IF(HOST)
  76                 SET(DLLTOOL "${HOST}-dlltool")
  77             ELSE()
  78                 SET(DLLTOOL "dlltool")
  79             ENDIF()
  80         ENDIF()
  81     ENDIF()
  82 ENDIF()
  83
  84
  85 # QNX's gcc do not uses /usr/include and /usr/lib pathes by default
  86 IF ("${CMAKE_C_PLATFORM_ID}" STREQUAL "QNX")
  87     ADD_DEFINITIONS("-I/usr/include")
  88     SET(EXTRA_LIBS ${EXTRA_LIBS} -L/usr/lib)
  89 ENDIF()
  90
  91 IF(NOT LIBTYPE)
  92     SET(LIBTYPE SHARED)
  93 ENDIF()
  94
  95 SET(LIB_MAJOR_VERSION "1")
  96 SET(LIB_MINOR_VERSION "17")
  97 SET(LIB_REVISION "2")
  98 SET(LIB_VERSION "${LIB_MAJOR_VERSION}.${LIB_MINOR_VERSION}.${LIB_REVISION}")
  99
 100 SET(EXPORT_DECL "")
 101 SET(ALIGN_DECL "")
 102
 103
 104 CHECK_TYPE_SIZE("long" SIZEOF_LONG)
 105 CHECK_TYPE_SIZE("long long" SIZEOF_LONG_LONG)
 106
 107
 108 CHECK_C_COMPILER_FLAG(-std=c11 HAVE_STD_C11)
 109 IF(HAVE_STD_C11)
 110     SET(CMAKE_C_FLAGS "-std=c11 ${CMAKE_C_FLAGS}")
 111 ELSE()
 112     CHECK_C_COMPILER_FLAG(-std=c99 HAVE_STD_C99)
 113     IF(HAVE_STD_C99)
 114         SET(CMAKE_C_FLAGS "-std=c99 ${CMAKE_C_FLAGS}")
 115     ENDIF()
 116 ENDIF()
 117
 118 if(NOT WIN32)
 119     # Check if _POSIX_C_SOURCE and _XOPEN_SOURCE needs to be set for POSIX functions
 120     CHECK_SYMBOL_EXISTS(posix_memalign stdlib.h HAVE_POSIX_MEMALIGN_DEFAULT)
 121     IF(NOT HAVE_POSIX_MEMALIGN_DEFAULT)
 122         SET(OLD_REQUIRED_FLAGS ${CMAKE_REQUIRED_FLAGS})
 123         SET(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -D_POSIX_C_SOURCE=200112L -D_XOPEN_SOURCE=500")
 124         CHECK_SYMBOL_EXISTS(posix_memalign stdlib.h HAVE_POSIX_MEMALIGN_POSIX)
 125         IF(NOT HAVE_POSIX_MEMALIGN_POSIX)
 126             SET(CMAKE_REQUIRED_FLAGS ${OLD_REQUIRED_FLAGS})
 127         ELSE()
 128             ADD_DEFINITIONS(-D_POSIX_C_SOURCE=200112L -D_XOPEN_SOURCE=500)
 129         ENDIF()
 130     ENDIF()
 131     UNSET(OLD_REQUIRED_FLAGS)
 132 ENDIF()
 133
 134 # Set defines for large file support
 135 CHECK_FILE_OFFSET_BITS()
 136 IF(_FILE_OFFSET_BITS)
 137     ADD_DEFINITIONS(-D_FILE_OFFSET_BITS=${_FILE_OFFSET_BITS})
 138     SET(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -D_FILE_OFFSET_BITS=${_FILE_OFFSET_BITS}")
 139 ENDIF()
 140 ADD_DEFINITIONS(-D_LARGEFILE_SOURCE -D_LARGE_FILES)
 141 SET(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -D_LARGEFILE_SOURCE -D_LARGE_FILES")
 142
 143 # MSVC may need workarounds for C99 restrict and inline
 144 IF(MSVC)
 145     # TODO: Once we truly require C99, these restrict and inline checks should go
 146     # away.
 147     CHECK_C_SOURCE_COMPILES("int *restrict foo;
 148                              int main() {return 0;}" HAVE_RESTRICT)
 149     IF(NOT HAVE_RESTRICT)
 150         ADD_DEFINITIONS("-Drestrict=")
 151         SET(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -Drestrict=")
 152     ENDIF()
 153
 154     CHECK_C_SOURCE_COMPILES("inline void foo(void) { }
 155                              int main() {return 0;}" HAVE_INLINE)
 156     IF(NOT HAVE_INLINE)
 157         CHECK_C_SOURCE_COMPILES("__inline void foo(void) { }
 158                                  int main() {return 0;}" HAVE___INLINE)
 159         IF(NOT HAVE___INLINE)
 160             MESSAGE(FATAL_ERROR "No inline keyword found, please report!")
 161         ENDIF()
 162
 163         ADD_DEFINITIONS(-Dinline=__inline)
 164         SET(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -Dinline=__inline")
 165     ENDIF()
 166 ENDIF()
 167
 168 # Make sure we have C99-style inline semantics with GCC (4.3 or newer).
 169 IF(CMAKE_COMPILER_IS_GNUCC)
 170     SET(OLD_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS}")
 171     # Force no inlining for the next test.
 172     SET(CMAKE_REQUIRED_FLAGS "${OLD_REQUIRED_FLAGS} -fno-inline")
 173
 174     CHECK_C_SOURCE_COMPILES("extern inline int foo() { return 0; }
 175                              int main() {return foo();}" INLINE_IS_C99)
 176     IF(NOT INLINE_IS_C99)
 177         MESSAGE(FATAL_ERROR "Your compiler does not seem to have C99 inline semantics!
 178                              Please update your compiler for better C99 compliance.")
 179     ENDIF()
 180
 181     SET(CMAKE_REQUIRED_FLAGS "${OLD_REQUIRED_FLAGS}")
 182 ENDIF()
 183
 184 # Check if we have a proper timespec declaration
 185 CHECK_STRUCT_HAS_MEMBER("struct timespec" tv_sec time.h HAVE_STRUCT_TIMESPEC)
 186 IF(HAVE_STRUCT_TIMESPEC)
 187     # Define it here so we don't have to include config.h for it
 188     ADD_DEFINITIONS("-DHAVE_STRUCT_TIMESPEC")
 189 ENDIF()
 190
 191 # Some systems may need libatomic for C11 atomic functions to work
 192 SET(OLD_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES})
 193 SET(CMAKE_REQUIRED_LIBRARIES ${OLD_REQUIRED_LIBRARIES} atomic)
 194 CHECK_C_SOURCE_COMPILES("#include <stdatomic.h>
 195 int _Atomic foo = ATOMIC_VAR_INIT(0);
 196 int main()
 197 {
 198     return atomic_fetch_add(&foo, 2);
 199 }"
 200 HAVE_LIBATOMIC)
 201 IF(NOT HAVE_LIBATOMIC)
 202     SET(CMAKE_REQUIRED_LIBRARIES "${OLD_REQUIRED_LIBRARIES}")
 203 ELSE()
 204     SET(EXTRA_LIBS atomic ${EXTRA_LIBS})
 205 ENDIF()
 206 UNSET(OLD_REQUIRED_LIBRARIES)
 207
 208 # Check if we have C99 variable length arrays
 209 CHECK_C_SOURCE_COMPILES(
 210 "int main(int argc, char *argv[])
 211  {
 212      volatile int tmp[argc];
 213      tmp[0] = argv[0][0];
 214      return tmp[0];
 215  }"
 216 HAVE_C99_VLA)
 217
 218 # Check if we have C99 bool
 219 CHECK_C_SOURCE_COMPILES(
 220 "int main(int argc, char *argv[])
 221  {
 222      volatile _Bool ret;
 223      ret = (argc > 1) ? 1 : 0;
 224      return ret ? -1 : 0;
 225  }"
 226 HAVE_C99_BOOL)
 227
 228 # Check if we have C11 static_assert
 229 CHECK_C_SOURCE_COMPILES(
 230 "int main()
 231  {
 232      _Static_assert(sizeof(int) == sizeof(int), \"What\");
 233      return 0;
 234  }"
 235 HAVE_C11_STATIC_ASSERT)
 236
 237 # Check if we have C11 alignas
 238 CHECK_C_SOURCE_COMPILES(
 239 "_Alignas(16) int foo;
 240  int main()
 241  {
 242      return 0;
 243  }"
 244 HAVE_C11_ALIGNAS)
 245
 246 # Check if we have C11 _Atomic
 247 CHECK_C_SOURCE_COMPILES(
 248 "#include <stdatomic.h>
 249  const int _Atomic foo = ATOMIC_VAR_INIT(~0);
 250  int _Atomic bar = ATOMIC_VAR_INIT(0);
 251  int main()
 252  {
 253      atomic_fetch_add(&bar, 2);
 254      return atomic_load(&foo);
 255  }"
 256 HAVE_C11_ATOMIC)
 257
 258 # Add definitions, compiler switches, etc.
 259 INCLUDE_DIRECTORIES("${OpenAL_SOURCE_DIR}/include" "${OpenAL_BINARY_DIR}")
 260 IF(CMAKE_VERSION VERSION_LESS "2.8.8")
 261     INCLUDE_DIRECTORIES("${OpenAL_SOURCE_DIR}/OpenAL32/Include" "${OpenAL_SOURCE_DIR}/Alc")
 262     IF(WIN32 AND ALSOFT_NO_UID_DEFS)
 263         ADD_DEFINITIONS("-DAL_NO_UID_DEFS")
 264     ENDIF()
 265 ENDIF()
 266
 267 IF(NOT CMAKE_BUILD_TYPE)
 268     SET(CMAKE_BUILD_TYPE RelWithDebInfo CACHE STRING
 269         "Choose the type of build, options are: Debug Release RelWithDebInfo MinSizeRel."
 270         FORCE)
 271 ENDIF()
 272 IF(NOT CMAKE_DEBUG_POSTFIX)
 273     SET(CMAKE_DEBUG_POSTFIX "" CACHE STRING
 274         "Library postfix for debug builds. Normally left blank."
 275         FORCE)
 276 ENDIF()
 277
 278 SET(EXTRA_CFLAGS "")
 279 IF(MSVC)
 280     ADD_DEFINITIONS(-D_CRT_SECURE_NO_WARNINGS)
 281     ADD_DEFINITIONS(-D_CRT_NONSTDC_NO_DEPRECATE)
 282     SET(EXTRA_CFLAGS "${EXTRA_CFLAGS} /wd4098")
 283
 284     IF(NOT DXSDK_DIR)
 285         STRING(REGEX REPLACE "\\\\" "/" DXSDK_DIR "$ENV{DXSDK_DIR}")
 286     ELSE()
 287         STRING(REGEX REPLACE "\\\\" "/" DXSDK_DIR "${DXSDK_DIR}")
 288     ENDIF()
 289     IF(DXSDK_DIR)
 290         MESSAGE(STATUS "Using DirectX SDK directory: ${DXSDK_DIR}")
 291     ENDIF()
 292
 293     OPTION(FORCE_STATIC_VCRT "Force /MT for static VC runtimes" OFF)
 294     IF(FORCE_STATIC_VCRT)
 295         FOREACH(flag_var
 296                 CMAKE_C_FLAGS CMAKE_C_FLAGS_DEBUG CMAKE_C_FLAGS_RELEASE
 297                 CMAKE_C_FLAGS_MINSIZEREL CMAKE_C_FLAGS_RELWITHDEBINFO)
 298             IF(${flag_var} MATCHES "/MD")
 299                 STRING(REGEX REPLACE "/MD" "/MT" ${flag_var} "${${flag_var}}")
 300             ENDIF()
 301         ENDFOREACH(flag_var)
 302     ENDIF()
 303 ELSE()
 304     SET(EXTRA_CFLAGS "${EXTRA_CFLAGS} -Winline -Wall")
 305     CHECK_C_COMPILER_FLAG(-Wextra HAVE_W_EXTRA)
 306     IF(HAVE_W_EXTRA)
 307         SET(EXTRA_CFLAGS "${EXTRA_CFLAGS} -Wextra")
 308     ENDIF()
 309
 310     IF(ALSOFT_WERROR)
 311         SET(EXTRA_CFLAGS "${EXTRA_CFLAGS} -Werror")
 312     ENDIF()
 313
 314     # Force enable -fPIC for CMake versions before 2.8.9 (later versions have
 315     # the POSITION_INDEPENDENT_CODE target property). The static common library
 316     # will be linked into the dynamic openal library, which requires all its
 317     # code to be position-independent.
 318     IF(CMAKE_VERSION VERSION_LESS "2.8.9" AND NOT WIN32)
 319         CHECK_C_COMPILER_FLAG(-fPIC HAVE_FPIC_SWITCH)
 320         IF(HAVE_FPIC_SWITCH)
 321             SET(EXTRA_CFLAGS "${EXTRA_CFLAGS} -fPIC")
 322         ENDIF()
 323     ENDIF()
 324
 325     # We want RelWithDebInfo to actually include debug stuff (define _DEBUG
 326     # instead of NDEBUG)
 327     FOREACH(flag_var  CMAKE_C_FLAGS_RELWITHDEBINFO CMAKE_CXX_FLAGS_RELWITHDEBINFO)
 328         IF(${flag_var} MATCHES "-DNDEBUG")
 329             STRING(REGEX REPLACE "-DNDEBUG" "-D_DEBUG" ${flag_var} "${${flag_var}}")
 330         ENDIF()
 331     ENDFOREACH()
 332
 333     CHECK_C_SOURCE_COMPILES("int foo() __attribute__((destructor));
 334                              int main() {return 0;}" HAVE_GCC_DESTRUCTOR)
 335
 336     option(ALSOFT_STATIC_LIBGCC "Force -static-libgcc for static GCC runtimes" OFF)
 337     if(ALSOFT_STATIC_LIBGCC)
 338         set(OLD_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES})
 339         set(CMAKE_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES} -static-libgcc)
 340         check_c_source_compiles(
 341 "#include <stdlib.h>
 342 int main()
 343 {
 344     return 0;
 345 }"
 346             HAVE_STATIC_LIBGCC_SWITCH
 347         )
 348         if(HAVE_STATIC_LIBGCC_SWITCH)
 349             set(EXTRA_LIBS ${EXTRA_LIBS} -static-libgcc)
 350         endif()
 351         set(CMAKE_REQUIRED_LIBRARIES ${OLD_REQUIRED_LIBRARIES})
 352         unset(OLD_REQUIRED_LIBRARIES)
 353     endif()
 354 ENDIF()
 355
 356 # Set visibility/export options if available
 357 SET(HIDDEN_DECL "")
 358 IF(WIN32)
 359     SET(EXPORT_DECL "__declspec(dllexport)")
 360     IF(NOT MINGW)
 361         SET(ALIGN_DECL "__declspec(align(x))")
 362     ELSE()
 363         SET(ALIGN_DECL "__declspec(aligned(x))")
 364     ENDIF()
 365 ELSE()
 366     SET(OLD_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS}")
 367     # Yes GCC, really don't accept visibility modes you don't support
 368     SET(CMAKE_REQUIRED_FLAGS "${OLD_REQUIRED_FLAGS} -Wattributes -Werror")
 369
 370     CHECK_C_SOURCE_COMPILES("int foo() __attribute__((visibility(\"protected\")));
 371                              int main() {return 0;}" HAVE_GCC_PROTECTED_VISIBILITY)
 372     IF(HAVE_GCC_PROTECTED_VISIBILITY)
 373         SET(EXPORT_DECL "__attribute__((visibility(\"protected\")))")
 374     ELSE()
 375         CHECK_C_SOURCE_COMPILES("int foo() __attribute__((visibility(\"default\")));
 376                                  int main() {return 0;}" HAVE_GCC_DEFAULT_VISIBILITY)
 377         IF(HAVE_GCC_DEFAULT_VISIBILITY)
 378             SET(EXPORT_DECL "__attribute__((visibility(\"default\")))")
 379         ENDIF()
 380     ENDIF()
 381
 382     IF(HAVE_GCC_PROTECTED_VISIBILITY OR HAVE_GCC_DEFAULT_VISIBILITY)
 383         CHECK_C_COMPILER_FLAG(-fvisibility=hidden HAVE_VISIBILITY_HIDDEN_SWITCH)
 384         IF(HAVE_VISIBILITY_HIDDEN_SWITCH)
 385             SET(EXTRA_CFLAGS "${EXTRA_CFLAGS} -fvisibility=hidden")
 386             SET(HIDDEN_DECL "__attribute__((visibility(\"hidden\")))")
 387         ENDIF()
 388     ENDIF()
 389
 390     CHECK_C_SOURCE_COMPILES("int foo __attribute__((aligned(16)));
 391                              int main() {return 0;}" HAVE_ATTRIBUTE_ALIGNED)
 392     IF(HAVE_ATTRIBUTE_ALIGNED)
 393         SET(ALIGN_DECL "__attribute__((aligned(x)))")
 394     ENDIF()
 395
 396     SET(CMAKE_REQUIRED_FLAGS "${OLD_REQUIRED_FLAGS}")
 397 ENDIF()
 398
 399 SET(SSE_SWITCH "")
 400 SET(SSE2_SWITCH "")
 401 SET(SSE3_SWITCH "")
 402 SET(SSE4_1_SWITCH "")
 403 SET(FPU_NEON_SWITCH "")
 404 IF(NOT MSVC)
 405     CHECK_C_COMPILER_FLAG(-msse HAVE_MSSE_SWITCH)
 406     IF(HAVE_MSSE_SWITCH)
 407         SET(SSE_SWITCH "-msse")
 408     ENDIF()
 409     CHECK_C_COMPILER_FLAG(-msse2 HAVE_MSSE2_SWITCH)
 410     IF(HAVE_MSSE2_SWITCH)
 411         SET(SSE2_SWITCH "-msse2")
 412     ENDIF()
 413     CHECK_C_COMPILER_FLAG(-msse3 HAVE_MSSE3_SWITCH)
 414     IF(HAVE_MSSE3_SWITCH)
 415         SET(SSE3_SWITCH "-msse3")
 416     ENDIF()
 417     CHECK_C_COMPILER_FLAG(-msse4.1 HAVE_MSSE4_1_SWITCH)
 418     IF(HAVE_MSSE4_1_SWITCH)
 419         SET(SSE4_1_SWITCH "-msse4.1")
 420     ENDIF()
 421     CHECK_C_COMPILER_FLAG(-mfpu=neon HAVE_MFPU_NEON_SWITCH)
 422     IF(HAVE_MFPU_NEON_SWITCH)
 423         SET(FPU_NEON_SWITCH "-mfpu=neon")
 424     ENDIF()
 425 ENDIF()
 426
 427 CHECK_C_SOURCE_COMPILES("int foo(const char *str, ...) __attribute__((format(printf, 1, 2)));
 428                          int main() {return 0;}" HAVE_GCC_FORMAT)
 429
 430 CHECK_INCLUDE_FILE(stdbool.h HAVE_STDBOOL_H)
 431 CHECK_INCLUDE_FILE(stdalign.h HAVE_STDALIGN_H)
 432 CHECK_INCLUDE_FILE(malloc.h HAVE_MALLOC_H)
 433 CHECK_INCLUDE_FILE(dirent.h HAVE_DIRENT_H)
 434 CHECK_INCLUDE_FILE(strings.h HAVE_STRINGS_H)
 435 CHECK_INCLUDE_FILE(cpuid.h HAVE_CPUID_H)
 436 CHECK_INCLUDE_FILE(intrin.h HAVE_INTRIN_H)
 437 CHECK_INCLUDE_FILE(sys/sysconf.h HAVE_SYS_SYSCONF_H)
 438 CHECK_INCLUDE_FILE(fenv.h HAVE_FENV_H)
 439 CHECK_INCLUDE_FILE(float.h HAVE_FLOAT_H)
 440 CHECK_INCLUDE_FILE(ieeefp.h HAVE_IEEEFP_H)
 441 CHECK_INCLUDE_FILE(guiddef.h HAVE_GUIDDEF_H)
 442 IF(NOT HAVE_GUIDDEF_H)
 443     CHECK_INCLUDE_FILE(initguid.h HAVE_INITGUID_H)
 444 ENDIF()
 445
 446 # Some systems need libm for some of the following math functions to work
 447 CHECK_LIBRARY_EXISTS(m pow "" HAVE_LIBM)
 448 IF(HAVE_LIBM)
 449     SET(EXTRA_LIBS m ${EXTRA_LIBS})
 450     SET(CMAKE_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES} m)
 451 ENDIF()
 452
 453 # Check for the dlopen API (for dynamicly loading backend libs)
 454 IF(ALSOFT_DLOPEN)
 455     CHECK_LIBRARY_EXISTS(dl dlopen "" HAVE_LIBDL)
 456     IF(HAVE_LIBDL)
 457         SET(EXTRA_LIBS dl ${EXTRA_LIBS})
 458         SET(CMAKE_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES} dl)
 459     ENDIF()
 460
 461     CHECK_INCLUDE_FILE(dlfcn.h HAVE_DLFCN_H)
 462 ENDIF()
 463
 464 # Check for a cpuid intrinsic
 465 IF(HAVE_CPUID_H)
 466     CHECK_C_SOURCE_COMPILES("#include <cpuid.h>
 467         int main()
 468         {
 469             unsigned int eax, ebx, ecx, edx;
 470             return __get_cpuid(0, &eax, &ebx, &ecx, &edx);
 471         }" HAVE_GCC_GET_CPUID)
 472 ENDIF()
 473 IF(HAVE_INTRIN_H)
 474     CHECK_C_SOURCE_COMPILES("#include <intrin.h>
 475         int main()
 476         {
 477             int regs[4];
 478             __cpuid(regs, 0);
 479             return regs[0];
 480         }" HAVE_CPUID_INTRINSIC)
 481 ENDIF()
 482
 483 CHECK_SYMBOL_EXISTS(aligned_alloc    stdlib.h HAVE_ALIGNED_ALLOC)
 484 CHECK_SYMBOL_EXISTS(posix_memalign   stdlib.h HAVE_POSIX_MEMALIGN)
 485 CHECK_SYMBOL_EXISTS(_aligned_malloc  malloc.h HAVE__ALIGNED_MALLOC)
 486 CHECK_SYMBOL_EXISTS(lrintf math.h HAVE_LRINTF)
 487 CHECK_SYMBOL_EXISTS(modff  math.h HAVE_MODFF)
 488 IF(NOT HAVE_C99_VLA)
 489     CHECK_SYMBOL_EXISTS(alloca malloc.h HAVE_ALLOCA)
 490     IF(NOT HAVE_ALLOCA)
 491         MESSAGE(FATAL_ERROR "No alloca function found, please report!")
 492     ENDIF()
 493 ENDIF()
 494
 495 IF(HAVE_FLOAT_H)
 496     CHECK_SYMBOL_EXISTS(_controlfp float.h HAVE__CONTROLFP)
 497     CHECK_SYMBOL_EXISTS(__control87_2 float.h HAVE___CONTROL87_2)
 498 ENDIF()
 499
 500 CHECK_FUNCTION_EXISTS(stat HAVE_STAT)
 501 CHECK_FUNCTION_EXISTS(strtof HAVE_STRTOF)
 502 CHECK_FUNCTION_EXISTS(strcasecmp HAVE_STRCASECMP)
 503 IF(NOT HAVE_STRCASECMP)
 504     CHECK_FUNCTION_EXISTS(_stricmp HAVE__STRICMP)
 505     IF(NOT HAVE__STRICMP)
 506         MESSAGE(FATAL_ERROR "No case-insensitive compare function found, please report!")
 507     ENDIF()
 508
 509     ADD_DEFINITIONS(-Dstrcasecmp=_stricmp)
 510 ENDIF()
 511
 512 CHECK_FUNCTION_EXISTS(strncasecmp HAVE_STRNCASECMP)
 513 IF(NOT HAVE_STRNCASECMP)
 514     CHECK_FUNCTION_EXISTS(_strnicmp HAVE__STRNICMP)
 515     IF(NOT HAVE__STRNICMP)
 516         MESSAGE(FATAL_ERROR "No case-insensitive size-limitted compare function found, please report!")
 517     ENDIF()
 518
 519     ADD_DEFINITIONS(-Dstrncasecmp=_strnicmp)
 520 ENDIF()
 521
 522 CHECK_SYMBOL_EXISTS(strnlen string.h HAVE_STRNLEN)
 523 CHECK_SYMBOL_EXISTS(snprintf stdio.h HAVE_SNPRINTF)
 524 IF(NOT HAVE_SNPRINTF)
 525     CHECK_FUNCTION_EXISTS(_snprintf HAVE__SNPRINTF)
 526     IF(NOT HAVE__SNPRINTF)
 527         MESSAGE(FATAL_ERROR "No snprintf function found, please report!")
 528     ENDIF()
 529
 530     ADD_DEFINITIONS(-Dsnprintf=_snprintf)
 531 ENDIF()
 532
 533 CHECK_SYMBOL_EXISTS(isfinite math.h HAVE_ISFINITE)
 534 IF(NOT HAVE_ISFINITE)
 535     CHECK_FUNCTION_EXISTS(finite HAVE_FINITE)
 536     IF(NOT HAVE_FINITE)
 537         CHECK_FUNCTION_EXISTS(_finite HAVE__FINITE)
 538         IF(NOT HAVE__FINITE)
 539             MESSAGE(FATAL_ERROR "No isfinite function found, please report!")
 540         ENDIF()
 541         ADD_DEFINITIONS(-Disfinite=_finite)
 542     ELSE()
 543         ADD_DEFINITIONS(-Disfinite=finite)
 544     ENDIF()
 545 ENDIF()
 546
 547 CHECK_SYMBOL_EXISTS(isnan math.h HAVE_ISNAN)
 548 IF(NOT HAVE_ISNAN)
 549     CHECK_FUNCTION_EXISTS(_isnan HAVE__ISNAN)
 550     IF(NOT HAVE__ISNAN)
 551         MESSAGE(FATAL_ERROR "No isnan function found, please report!")
 552     ENDIF()
 553
 554     ADD_DEFINITIONS(-Disnan=_isnan)
 555 ENDIF()
 556
 557
 558 # Check if we have Windows headers
 559 CHECK_INCLUDE_FILE(windows.h HAVE_WINDOWS_H -D_WIN32_WINNT=0x0502)
 560 IF(NOT HAVE_WINDOWS_H)
 561     CHECK_SYMBOL_EXISTS(gettimeofday sys/time.h HAVE_GETTIMEOFDAY)
 562     IF(NOT HAVE_GETTIMEOFDAY)
 563         MESSAGE(FATAL_ERROR "No timing function found!")
 564     ENDIF()
 565
 566     CHECK_SYMBOL_EXISTS(nanosleep time.h HAVE_NANOSLEEP)
 567     IF(NOT HAVE_NANOSLEEP)
 568         MESSAGE(FATAL_ERROR "No sleep function found!")
 569     ENDIF()
 570
 571     # We need pthreads outside of Windows
 572     CHECK_INCLUDE_FILE(pthread.h HAVE_PTHREAD_H)
 573     IF(NOT HAVE_PTHREAD_H)
 574         MESSAGE(FATAL_ERROR "PThreads is required for non-Windows builds!")
 575     ENDIF()
 576     # Some systems need pthread_np.h to get recursive mutexes
 577     CHECK_INCLUDE_FILES("pthread.h;pthread_np.h" HAVE_PTHREAD_NP_H)
 578
 579     CHECK_C_COMPILER_FLAG(-pthread HAVE_PTHREAD)
 580     IF(HAVE_PTHREAD)
 581         SET(EXTRA_CFLAGS "${EXTRA_CFLAGS} -pthread")
 582         SET(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -pthread")
 583         SET(EXTRA_LIBS ${EXTRA_LIBS} -pthread)
 584     ENDIF()
 585
 586     CHECK_LIBRARY_EXISTS(pthread pthread_create "" HAVE_LIBPTHREAD)
 587     IF(HAVE_LIBPTHREAD)
 588         SET(EXTRA_LIBS pthread ${EXTRA_LIBS})
 589     ENDIF()
 590
 591     CHECK_SYMBOL_EXISTS(pthread_setschedparam pthread.h HAVE_PTHREAD_SETSCHEDPARAM)
 592
 593     IF(HAVE_PTHREAD_NP_H)
 594         CHECK_SYMBOL_EXISTS(pthread_setname_np "pthread.h;pthread_np.h" HAVE_PTHREAD_SETNAME_NP)
 595         IF(NOT HAVE_PTHREAD_SETNAME_NP)
 596             CHECK_SYMBOL_EXISTS(pthread_set_name_np "pthread.h;pthread_np.h" HAVE_PTHREAD_SET_NAME_NP)
 597         ELSE()
 598             CHECK_C_SOURCE_COMPILES("
 599 #include <pthread.h>
 600 #include <pthread_np.h>
 601 int main()
 602 {
 603     pthread_setname_np(\"testname\");
 604     return 0;
 605 }"
 606                 PTHREAD_SETNAME_NP_ONE_PARAM
 607             )
 608         ENDIF()
 609         CHECK_SYMBOL_EXISTS(pthread_mutexattr_setkind_np "pthread.h;pthread_np.h" HAVE_PTHREAD_MUTEXATTR_SETKIND_NP)
 610     ELSE()
 611         CHECK_SYMBOL_EXISTS(pthread_setname_np pthread.h HAVE_PTHREAD_SETNAME_NP)
 612         IF(NOT HAVE_PTHREAD_SETNAME_NP)
 613             CHECK_SYMBOL_EXISTS(pthread_set_name_np pthread.h HAVE_PTHREAD_SET_NAME_NP)
 614         ELSE()
 615             CHECK_C_SOURCE_COMPILES("
 616 #include <pthread.h>
 617 int main()
 618 {
 619     pthread_setname_np(\"testname\");
 620     return 0;
 621 }"
 622                 PTHREAD_SETNAME_NP_ONE_PARAM
 623             )
 624         ENDIF()
 625         CHECK_SYMBOL_EXISTS(pthread_mutexattr_setkind_np pthread.h HAVE_PTHREAD_MUTEXATTR_SETKIND_NP)
 626     ENDIF()
 627
 628     CHECK_SYMBOL_EXISTS(pthread_mutex_timedlock pthread.h HAVE_PTHREAD_MUTEX_TIMEDLOCK)
 629
 630     CHECK_LIBRARY_EXISTS(rt clock_gettime "" HAVE_LIBRT)
 631     IF(HAVE_LIBRT)
 632         SET(EXTRA_LIBS rt ${EXTRA_LIBS})
 633     ENDIF()
 634 ENDIF()
 635
 636 # Check for a 64-bit type
 637 CHECK_INCLUDE_FILE(stdint.h HAVE_STDINT_H)
 638 IF(NOT HAVE_STDINT_H)
 639     IF(HAVE_WINDOWS_H)
 640         CHECK_C_SOURCE_COMPILES("#define _WIN32_WINNT 0x0502
 641                                  #include <windows.h>
 642                                  __int64 foo;
 643                                  int main() {return 0;}" HAVE___INT64)
 644     ENDIF()
 645     IF(NOT HAVE___INT64)
 646         IF(NOT SIZEOF_LONG MATCHES "8")
 647             IF(NOT SIZEOF_LONG_LONG MATCHES "8")
 648                 MESSAGE(FATAL_ERROR "No 64-bit types found, please report!")
 649             ENDIF()
 650         ENDIF()
 651     ENDIF()
 652 ENDIF()
 653
 654
 655 SET(COMMON_OBJS  common/almalloc.c
 656                  common/atomic.c
 657                  common/rwlock.c
 658                  common/threads.c
 659                  common/uintmap.c
 660 )
 661 SET(OPENAL_OBJS  OpenAL32/alAuxEffectSlot.c
 662                  OpenAL32/alBuffer.c
 663                  OpenAL32/alEffect.c
 664                  OpenAL32/alError.c
 665                  OpenAL32/alExtension.c
 666                  OpenAL32/alFilter.c
 667                  OpenAL32/alListener.c
 668                  OpenAL32/alSource.c
 669                  OpenAL32/alState.c
 670                  OpenAL32/alThunk.c
 671                  OpenAL32/sample_cvt.c
 672 )
 673 SET(ALC_OBJS  Alc/ALc.c
 674               Alc/ALu.c
 675               Alc/alcConfig.c
 676               Alc/alcRing.c
 677               Alc/bs2b.c
 678               Alc/effects/chorus.c
 679               Alc/effects/compressor.c
 680               Alc/effects/dedicated.c
 681               Alc/effects/distortion.c
 682               Alc/effects/echo.c
 683               Alc/effects/equalizer.c
 684               Alc/effects/flanger.c
 685               Alc/effects/modulator.c
 686               Alc/effects/null.c
 687               Alc/effects/reverb.c
 688               Alc/helpers.c
 689               Alc/bsinc.c
 690               Alc/hrtf.c
 691               Alc/uhjfilter.c
 692               Alc/ambdec.c
 693               Alc/bformatdec.c
 694               Alc/panning.c
 695               Alc/mixer.c
 696               Alc/mixer_c.c
 697 )
 698
 699
 700 SET(CPU_EXTS "Default")
 701 SET(HAVE_SSE        0)
 702 SET(HAVE_SSE2       0)
 703 SET(HAVE_SSE3       0)
 704 SET(HAVE_SSE4_1     0)
 705 SET(HAVE_NEON       0)
 706
 707 SET(HAVE_ALSA       0)
 708 SET(HAVE_OSS        0)
 709 SET(HAVE_SOLARIS    0)
 710 SET(HAVE_SNDIO      0)
 711 SET(HAVE_QSA        0)
 712 SET(HAVE_DSOUND     0)
 713 SET(HAVE_MMDEVAPI   0)
 714 SET(HAVE_WINMM      0)
 715 SET(HAVE_PORTAUDIO  0)
 716 SET(HAVE_PULSEAUDIO 0)
 717 SET(HAVE_COREAUDIO  0)
 718 SET(HAVE_OPENSL     0)
 719 SET(HAVE_WAVE       0)
 720
 721 # Check for SSE support
 722 OPTION(ALSOFT_REQUIRE_SSE "Require SSE support" OFF)
 723 CHECK_INCLUDE_FILE(xmmintrin.h HAVE_XMMINTRIN_H "${SSE_SWITCH}")
 724 IF(HAVE_XMMINTRIN_H)
 725     OPTION(ALSOFT_CPUEXT_SSE "Enable SSE support" ON)
 726     IF(ALSOFT_CPUEXT_SSE)
 727         IF(ALIGN_DECL OR HAVE_C11_ALIGNAS)
 728             SET(HAVE_SSE 1)
 729             SET(ALC_OBJS  ${ALC_OBJS} Alc/mixer_sse.c)
 730             IF(SSE_SWITCH)
 731                 SET_SOURCE_FILES_PROPERTIES(Alc/mixer_sse.c PROPERTIES
 732                                             COMPILE_FLAGS "${SSE_SWITCH}")
 733             ENDIF()
 734             SET(CPU_EXTS "${CPU_EXTS}, SSE")
 735         ENDIF()
 736     ENDIF()
 737 ENDIF()
 738 IF(ALSOFT_REQUIRE_SSE AND NOT HAVE_SSE)
 739     MESSAGE(FATAL_ERROR "Failed to enabled required SSE CPU extensions")
 740 ENDIF()
 741
 742 OPTION(ALSOFT_REQUIRE_SSE2 "Require SSE2 support" OFF)
 743 CHECK_INCLUDE_FILE(emmintrin.h HAVE_EMMINTRIN_H "${SSE2_SWITCH}")
 744 IF(HAVE_EMMINTRIN_H)
 745     OPTION(ALSOFT_CPUEXT_SSE2 "Enable SSE2 support" ON)
 746     IF(HAVE_SSE AND ALSOFT_CPUEXT_SSE2)
 747         IF(ALIGN_DECL OR HAVE_C11_ALIGNAS)
 748             SET(HAVE_SSE2 1)
 749             SET(ALC_OBJS  ${ALC_OBJS} Alc/mixer_sse2.c)
 750             IF(SSE2_SWITCH)
 751                 SET_SOURCE_FILES_PROPERTIES(Alc/mixer_sse2.c PROPERTIES
 752                                             COMPILE_FLAGS "${SSE2_SWITCH}")
 753             ENDIF()
 754             SET(CPU_EXTS "${CPU_EXTS}, SSE2")
 755         ENDIF()
 756     ENDIF()
 757 ENDIF()
 758 IF(ALSOFT_REQUIRE_SSE2 AND NOT HAVE_SSE2)
 759     MESSAGE(FATAL_ERROR "Failed to enable required SSE2 CPU extensions")
 760 ENDIF()
 761
 762 OPTION(ALSOFT_REQUIRE_SSE2 "Require SSE3 support" OFF)
 763 CHECK_INCLUDE_FILE(pmmintrin.h HAVE_PMMINTRIN_H "${SSE3_SWITCH}")
 764 IF(HAVE_EMMINTRIN_H)
 765     OPTION(ALSOFT_CPUEXT_SSE3 "Enable SSE3 support" ON)
 766     IF(HAVE_SSE2 AND ALSOFT_CPUEXT_SSE3)
 767         IF(ALIGN_DECL OR HAVE_C11_ALIGNAS)
 768             SET(HAVE_SSE3 1)
 769             SET(ALC_OBJS  ${ALC_OBJS} Alc/mixer_sse3.c)
 770             IF(SSE2_SWITCH)
 771                 SET_SOURCE_FILES_PROPERTIES(Alc/mixer_sse3.c PROPERTIES
 772                                             COMPILE_FLAGS "${SSE3_SWITCH}")
 773             ENDIF()
 774             SET(CPU_EXTS "${CPU_EXTS}, SSE3")
 775         ENDIF()
 776     ENDIF()
 777 ENDIF()
 778 IF(ALSOFT_REQUIRE_SSE3 AND NOT HAVE_SSE3)
 779     MESSAGE(FATAL_ERROR "Failed to enable required SSE3 CPU extensions")
 780 ENDIF()
 781
 782 OPTION(ALSOFT_REQUIRE_SSE4_1 "Require SSE4.1 support" OFF)
 783 CHECK_INCLUDE_FILE(smmintrin.h HAVE_SMMINTRIN_H "${SSE4_1_SWITCH}")
 784 IF(HAVE_SMMINTRIN_H)
 785     OPTION(ALSOFT_CPUEXT_SSE4_1 "Enable SSE4.1 support" ON)
 786     IF(HAVE_SSE2 AND ALSOFT_CPUEXT_SSE4_1)
 787         IF(ALIGN_DECL OR HAVE_C11_ALIGNAS)
 788             SET(HAVE_SSE4_1 1)
 789             SET(ALC_OBJS  ${ALC_OBJS} Alc/mixer_sse41.c)
 790             IF(SSE4_1_SWITCH)
 791                 SET_SOURCE_FILES_PROPERTIES(Alc/mixer_sse41.c PROPERTIES
 792                                             COMPILE_FLAGS "${SSE4_1_SWITCH}")
 793             ENDIF()
 794             SET(CPU_EXTS "${CPU_EXTS}, SSE4.1")
 795         ENDIF()
 796     ENDIF()
 797 ENDIF()
 798 IF(ALSOFT_REQUIRE_SSE4_1 AND NOT HAVE_SSE4_1)
 799     MESSAGE(FATAL_ERROR "Failed to enable required SSE4.1 CPU extensions")
 800 ENDIF()
 801
 802 # Check for ARM Neon support
 803 OPTION(ALSOFT_REQUIRE_NEON "Require ARM Neon support" OFF)
 804 CHECK_INCLUDE_FILE(arm_neon.h HAVE_ARM_NEON_H)
 805 IF(HAVE_ARM_NEON_H)
 806     OPTION(ALSOFT_CPUEXT_NEON "Enable ARM Neon support" ON)
 807     IF(ALSOFT_CPUEXT_NEON)
 808         SET(HAVE_NEON 1)
 809         SET(ALC_OBJS  ${ALC_OBJS} Alc/mixer_neon.c)
 810         IF(FPU_NEON_SWITCH)
 811             SET_SOURCE_FILES_PROPERTIES(Alc/mixer_neon.c PROPERTIES
 812                                         COMPILE_FLAGS "${FPU_NEON_SWITCH}")
 813         ENDIF()
 814         SET(CPU_EXTS "${CPU_EXTS}, Neon")
 815     ENDIF()
 816 ENDIF()
 817 IF(ALSOFT_REQUIRE_NEON AND NOT HAVE_NEON)
 818     MESSAGE(FATAL_ERROR "Failed to enabled required ARM Neon CPU extensions")
 819 ENDIF()
 820
 821
 822 IF(WIN32 OR HAVE_DLFCN_H)
 823     SET(IS_LINKED "")
 824     MACRO(ADD_BACKEND_LIBS _LIBS)
 825     ENDMACRO()
 826 ELSE()
 827     SET(IS_LINKED " (linked)")
 828     MACRO(ADD_BACKEND_LIBS _LIBS)
 829         SET(EXTRA_LIBS ${_LIBS} ${EXTRA_LIBS})
 830     ENDMACRO()
 831 ENDIF()
 832
 833 SET(BACKENDS "")
 834 SET(ALC_OBJS  ${ALC_OBJS}
 835               Alc/backends/base.c
 836               # Default backends, always available
 837               Alc/backends/loopback.c
 838               Alc/backends/null.c
 839 )
 840
 841 # Check ALSA backend
 842 OPTION(ALSOFT_REQUIRE_ALSA "Require ALSA backend" OFF)
 843 FIND_PACKAGE(ALSA)
 844 IF(ALSA_FOUND)
 845     OPTION(ALSOFT_BACKEND_ALSA "Enable ALSA backend" ON)
 846     IF(ALSOFT_BACKEND_ALSA)
 847         SET(HAVE_ALSA 1)
 848         SET(BACKENDS  "${BACKENDS} ALSA${IS_LINKED},")
 849         SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/alsa.c)
 850         ADD_BACKEND_LIBS(${ALSA_LIBRARIES})
 851         IF(CMAKE_VERSION VERSION_LESS "2.8.8")
 852             INCLUDE_DIRECTORIES(${ALSA_INCLUDE_DIRS})
 853         ENDIF()
 854     ENDIF()
 855 ENDIF()
 856 IF(ALSOFT_REQUIRE_ALSA AND NOT HAVE_ALSA)
 857     MESSAGE(FATAL_ERROR "Failed to enabled required ALSA backend")
 858 ENDIF()
 859
 860 # Check OSS backend
 861 OPTION(ALSOFT_REQUIRE_OSS "Require OSS backend" OFF)
 862 FIND_PACKAGE(OSS)
 863 IF(OSS_FOUND)
 864     OPTION(ALSOFT_BACKEND_OSS "Enable OSS backend" ON)
 865     IF(ALSOFT_BACKEND_OSS)
 866         SET(HAVE_OSS 1)
 867         SET(BACKENDS  "${BACKENDS} OSS,")
 868         SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/oss.c)
 869         IF(CMAKE_VERSION VERSION_LESS "2.8.8")
 870             INCLUDE_DIRECTORIES(${OSS_INCLUDE_DIRS})
 871         ENDIF()
 872     ENDIF()
 873 ENDIF()
 874 IF(ALSOFT_REQUIRE_OSS AND NOT HAVE_OSS)
 875     MESSAGE(FATAL_ERROR "Failed to enabled required OSS backend")
 876 ENDIF()
 877
 878 # Check Solaris backend
 879 OPTION(ALSOFT_REQUIRE_SOLARIS "Require Solaris backend" OFF)
 880 FIND_PACKAGE(AudioIO)
 881 IF(AUDIOIO_FOUND)
 882     OPTION(ALSOFT_BACKEND_SOLARIS "Enable Solaris backend" ON)
 883     IF(ALSOFT_BACKEND_SOLARIS)
 884         SET(HAVE_SOLARIS 1)
 885         SET(BACKENDS  "${BACKENDS} Solaris,")
 886         SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/solaris.c)
 887         IF(CMAKE_VERSION VERSION_LESS "2.8.8")
 888             INCLUDE_DIRECTORIES(${AUDIOIO_INCLUDE_DIRS})
 889         ENDIF()
 890     ENDIF()
 891 ENDIF()
 892 IF(ALSOFT_REQUIRE_SOLARIS AND NOT HAVE_SOLARIS)
 893     MESSAGE(FATAL_ERROR "Failed to enabled required Solaris backend")
 894 ENDIF()
 895
 896 # Check SndIO backend
 897 OPTION(ALSOFT_REQUIRE_SNDIO "Require SndIO backend" OFF)
 898 FIND_PACKAGE(SoundIO)
 899 IF(SOUNDIO_FOUND)
 900     OPTION(ALSOFT_BACKEND_SNDIO "Enable SndIO backend" ON)
 901     IF(ALSOFT_BACKEND_SNDIO)
 902         SET(HAVE_SNDIO 1)
 903         SET(BACKENDS  "${BACKENDS} SndIO (linked),")
 904         SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/sndio.c)
 905         SET(EXTRA_LIBS ${SOUNDIO_LIBRARIES} ${EXTRA_LIBS})
 906         IF(CMAKE_VERSION VERSION_LESS "2.8.8")
 907             INCLUDE_DIRECTORIES(${SOUNDIO_INCLUDE_DIRS})
 908         ENDIF()
 909     ENDIF()
 910 ENDIF()
 911 IF(ALSOFT_REQUIRE_SNDIO AND NOT HAVE_SNDIO)
 912     MESSAGE(FATAL_ERROR "Failed to enabled required SndIO backend")
 913 ENDIF()
 914
 915 # Check QSA backend
 916 OPTION(ALSOFT_REQUIRE_QSA "Require QSA backend" OFF)
 917 FIND_PACKAGE(QSA)
 918 IF(QSA_FOUND)
 919     OPTION(ALSOFT_BACKEND_QSA "Enable QSA backend" ON)
 920     IF(ALSOFT_BACKEND_QSA)
 921         SET(HAVE_QSA 1)
 922         SET(BACKENDS  "${BACKENDS} QSA (linked),")
 923         SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/qsa.c)
 924         SET(EXTRA_LIBS ${QSA_LIBRARIES} ${EXTRA_LIBS})
 925         IF(CMAKE_VERSION VERSION_LESS "2.8.8")
 926             INCLUDE_DIRECTORIES(${QSA_INCLUDE_DIRS})
 927         ENDIF()
 928     ENDIF()
 929 ENDIF()
 930 IF(ALSOFT_REQUIRE_QSA AND NOT HAVE_QSA)
 931     MESSAGE(FATAL_ERROR "Failed to enabled required QSA backend")
 932 ENDIF()
 933
 934 # Check Windows-only backends
 935 OPTION(ALSOFT_REQUIRE_WINMM "Require Windows Multimedia backend" OFF)
 936 OPTION(ALSOFT_REQUIRE_DSOUND "Require DirectSound backend" OFF)
 937 OPTION(ALSOFT_REQUIRE_MMDEVAPI "Require MMDevApi backend" OFF)
 938 IF(HAVE_WINDOWS_H)
 939     # Check MMSystem backend
 940     CHECK_INCLUDE_FILES("windows.h;mmsystem.h" HAVE_MMSYSTEM_H -D_WIN32_WINNT=0x0502)
 941     IF(HAVE_MMSYSTEM_H)
 942         CHECK_SHARED_FUNCTION_EXISTS(waveOutOpen "windows.h;mmsystem.h" winmm "" HAVE_LIBWINMM)
 943         IF(HAVE_LIBWINMM)
 944             OPTION(ALSOFT_BACKEND_WINMM "Enable Windows Multimedia backend" ON)
 945             IF(ALSOFT_BACKEND_WINMM)
 946                 SET(HAVE_WINMM 1)
 947                 SET(BACKENDS  "${BACKENDS} WinMM,")
 948                 SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/winmm.c)
 949                 SET(EXTRA_LIBS winmm ${EXTRA_LIBS})
 950             ENDIF()
 951         ENDIF()
 952     ENDIF()
 953
 954     # Check DSound backend
 955     FIND_PACKAGE(DSound)
 956     IF(DSOUND_FOUND)
 957         OPTION(ALSOFT_BACKEND_DSOUND "Enable DirectSound backend" ON)
 958         IF(ALSOFT_BACKEND_DSOUND)
 959             SET(HAVE_DSOUND 1)
 960             SET(BACKENDS  "${BACKENDS} DirectSound${IS_LINKED},")
 961             SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/dsound.c)
 962             ADD_BACKEND_LIBS(${DSOUND_LIBRARIES})
 963             IF(CMAKE_VERSION VERSION_LESS "2.8.8")
 964                 INCLUDE_DIRECTORIES(${DSOUND_INCLUDE_DIRS})
 965             ENDIF()
 966         ENDIF()
 967     ENDIF()
 968
 969     # Check for MMDevApi backend
 970     CHECK_INCLUDE_FILE(mmdeviceapi.h HAVE_MMDEVICEAPI_H)
 971     IF(HAVE_MMDEVICEAPI_H)
 972         OPTION(ALSOFT_BACKEND_MMDEVAPI "Enable MMDevApi backend" ON)
 973         IF(ALSOFT_BACKEND_MMDEVAPI)
 974             SET(HAVE_MMDEVAPI 1)
 975             SET(BACKENDS  "${BACKENDS} MMDevApi,")
 976             SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/mmdevapi.c)
 977         ENDIF()
 978     ENDIF()
 979 ENDIF()
 980 IF(ALSOFT_REQUIRE_WINMM AND NOT HAVE_WINMM)
 981     MESSAGE(FATAL_ERROR "Failed to enabled required WinMM backend")
 982 ENDIF()
 983 IF(ALSOFT_REQUIRE_DSOUND AND NOT HAVE_DSOUND)
 984     MESSAGE(FATAL_ERROR "Failed to enabled required DSound backend")
 985 ENDIF()
 986 IF(ALSOFT_REQUIRE_MMDEVAPI AND NOT HAVE_MMDEVAPI)
 987     MESSAGE(FATAL_ERROR "Failed to enabled required MMDevApi backend")
 988 ENDIF()
 989
 990 # Check PortAudio backend
 991 OPTION(ALSOFT_REQUIRE_PORTAUDIO "Require PortAudio backend" OFF)
 992 FIND_PACKAGE(PortAudio)
 993 IF(PORTAUDIO_FOUND)
 994     OPTION(ALSOFT_BACKEND_PORTAUDIO "Enable PortAudio backend" ON)
 995     IF(ALSOFT_BACKEND_PORTAUDIO)
 996         SET(HAVE_PORTAUDIO 1)
 997         SET(BACKENDS  "${BACKENDS} PortAudio${IS_LINKED},")
 998         SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/portaudio.c)
 999         ADD_BACKEND_LIBS(${PORTAUDIO_LIBRARIES})
1000         IF(CMAKE_VERSION VERSION_LESS "2.8.8")
1001             INCLUDE_DIRECTORIES(${PORTAUDIO_INCLUDE_DIRS})
1002         ENDIF()
1003     ENDIF()
1004 ENDIF()
1005 IF(ALSOFT_REQUIRE_PORTAUDIO AND NOT HAVE_PORTAUDIO)
1006     MESSAGE(FATAL_ERROR "Failed to enabled required PortAudio backend")
1007 ENDIF()
1008
1009 # Check PulseAudio backend
1010 OPTION(ALSOFT_REQUIRE_PULSEAUDIO "Require PulseAudio backend" OFF)
1011 FIND_PACKAGE(PulseAudio)
1012 IF(PULSEAUDIO_FOUND)
1013     OPTION(ALSOFT_BACKEND_PULSEAUDIO "Enable PulseAudio backend" ON)
1014     IF(ALSOFT_BACKEND_PULSEAUDIO)
1015         SET(HAVE_PULSEAUDIO 1)
1016         SET(BACKENDS  "${BACKENDS} PulseAudio${IS_LINKED},")
1017         SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/pulseaudio.c)
1018         ADD_BACKEND_LIBS(${PULSEAUDIO_LIBRARIES})
1019         IF(CMAKE_VERSION VERSION_LESS "2.8.8")
1020             INCLUDE_DIRECTORIES(${PULSEAUDIO_INCLUDE_DIRS})
1021         ENDIF()
1022     ENDIF()
1023 ENDIF()
1024 IF(ALSOFT_REQUIRE_PULSEAUDIO AND NOT HAVE_PULSEAUDIO)
1025     MESSAGE(FATAL_ERROR "Failed to enabled required PulseAudio backend")
1026 ENDIF()
1027
1028 # Check JACK backend
1029 OPTION(ALSOFT_REQUIRE_JACK "Require JACK backend" OFF)
1030 FIND_PACKAGE(JACK)
1031 IF(JACK_FOUND)
1032     OPTION(ALSOFT_BACKEND_JACK "Enable JACK backend" ON)
1033     IF(ALSOFT_BACKEND_JACK)
1034         SET(HAVE_JACK 1)
1035         SET(BACKENDS  "${BACKENDS} JACK${IS_LINKED},")
1036         SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/jack.c)
1037         ADD_BACKEND_LIBS(${JACK_LIBRARIES})
1038         IF(CMAKE_VERSION VERSION_LESS "2.8.8")
1039             INCLUDE_DIRECTORIES(${JACK_INCLUDE_DIRS})
1040         ENDIF()
1041     ENDIF()
1042 ENDIF()
1043 IF(ALSOFT_REQUIRE_JACK AND NOT HAVE_JACK)
1044     MESSAGE(FATAL_ERROR "Failed to enabled required JACK backend")
1045 ENDIF()
1046
1047 # Check CoreAudio backend
1048 OPTION(ALSOFT_REQUIRE_COREAUDIO "Require CoreAudio backend" OFF)
1049 FIND_LIBRARY(COREAUDIO_FRAMEWORK
1050              NAMES CoreAudio
1051              PATHS /System/Library/Frameworks
1052 )
1053 IF(COREAUDIO_FRAMEWORK)
1054     OPTION(ALSOFT_BACKEND_COREAUDIO "Enable CoreAudio backend" ON)
1055     IF(ALSOFT_BACKEND_COREAUDIO)
1056         SET(HAVE_COREAUDIO 1)
1057         SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/coreaudio.c)
1058         SET(BACKENDS  "${BACKENDS} CoreAudio,")
1059         SET(EXTRA_LIBS ${COREAUDIO_FRAMEWORK} ${EXTRA_LIBS})
1060         SET(EXTRA_LIBS /System/Library/Frameworks/AudioUnit.framework ${EXTRA_LIBS})
1061         SET(EXTRA_LIBS /System/Library/Frameworks/ApplicationServices.framework ${EXTRA_LIBS})
1062
1063         # Some versions of OSX may need the AudioToolbox framework. Add it if
1064         # it's found.
1065         FIND_LIBRARY(AUDIOTOOLBOX_LIBRARY
1066                      NAMES AudioToolbox
1067                      PATHS ~/Library/Frameworks
1068                            /Library/Frameworks
1069                            /System/Library/Frameworks
1070                     )
1071         IF(AUDIOTOOLBOX_LIBRARY)
1072             SET(EXTRA_LIBS ${AUDIOTOOLBOX_LIBRARY} ${EXTRA_LIBS})
1073         ENDIF()
1074     ENDIF()
1075 ENDIF()
1076 IF(ALSOFT_REQUIRE_COREAUDIO AND NOT HAVE_COREAUDIO)
1077     MESSAGE(FATAL_ERROR "Failed to enabled required CoreAudio backend")
1078 ENDIF()
1079
1080 # Check for OpenSL (Android) backend
1081 OPTION(ALSOFT_REQUIRE_OPENSL "Require OpenSL backend" OFF)
1082 CHECK_INCLUDE_FILES("SLES/OpenSLES.h;SLES/OpenSLES_Android.h" HAVE_SLES_OPENSLES_ANDROID_H)
1083 IF(HAVE_SLES_OPENSLES_ANDROID_H)
1084     CHECK_SHARED_FUNCTION_EXISTS(slCreateEngine "SLES/OpenSLES.h" OpenSLES "" HAVE_LIBOPENSLES)
1085     IF(HAVE_LIBOPENSLES)
1086         OPTION(ALSOFT_BACKEND_OPENSL "Enable OpenSL backend" ON)
1087         IF(ALSOFT_BACKEND_OPENSL)
1088             SET(HAVE_OPENSL 1)
1089             SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/opensl.c)
1090             SET(BACKENDS  "${BACKENDS} OpenSL,")
1091             SET(EXTRA_LIBS OpenSLES ${EXTRA_LIBS})
1092         ENDIF()
1093     ENDIF()
1094 ENDIF()
1095 IF(ALSOFT_REQUIRE_OPENSL AND NOT HAVE_OPENSL)
1096     MESSAGE(FATAL_ERROR "Failed to enabled required OpenSL backend")
1097 ENDIF()
1098
1099 # Optionally enable the Wave Writer backend
1100 OPTION(ALSOFT_BACKEND_WAVE "Enable Wave Writer backend" ON)
1101 IF(ALSOFT_BACKEND_WAVE)
1102     SET(HAVE_WAVE 1)
1103     SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/wave.c)
1104     SET(BACKENDS  "${BACKENDS} WaveFile,")
1105 ENDIF()
1106
1107 # This is always available
1108 SET(BACKENDS  "${BACKENDS} Null")
1109
1110 option(ALSOFT_EMBED_HRTF_DATA "Embed the HRTF data files (increases library footprint)" OFF)
1111 if(ALSOFT_EMBED_HRTF_DATA)
1112     if(WIN32)
1113         set(ALC_OBJS  ${ALC_OBJS} Alc/hrtf_res.rc)
1114     elseif(APPLE)
1115         macro(add_custom_binary FILENAME BIN_NAME)
1116             set(outfile ${CMAKE_CURRENT_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/${FILENAME}${CMAKE_C_OUTPUT_EXTENSION})
1117             set(stubsrcfile ${CMAKE_CURRENT_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/${FILENAME}.stub.c)
1118             set(stubfile ${CMAKE_CURRENT_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/${FILENAME}.stub${CMAKE_C_OUTPUT_EXTENSION})
1119             add_custom_command(OUTPUT ${outfile}
1120                 DEPENDS "${CMAKE_CURRENT_SOURCE_DIR}/hrtf/${FILENAME}"
1121                 WORKING_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}/hrtf"
1122                 COMMAND touch "${stubsrcfile}"
1123                 COMMAND "${CMAKE_C_COMPILER}" -o "${stubfile}" -c "${stubsrcfile}"
1124                 COMMAND "${CMAKE_LINKER}" -r -o "${outfile}" -sectcreate binary ${BIN_NAME} ${FILENAME} "${stubfile}"
1125                 COMMAND rm "${stubsrcfile}" "${stubfile}"
1126                 COMMENT "Generating ${FILENAME}${CMAKE_C_OUTPUT_EXTENSION}"
1127                 VERBATIM
1128             )
1129             set(ALC_OBJS  ${ALC_OBJS} ${outfile})
1130         endmacro()
1131         add_custom_binary(default-44100.mhr "default_44100")
1132         add_custom_binary(default-48000.mhr "default_48000")
1133     else()
1134         set(FILENAMES default-44100.mhr default-48000.mhr)
1135         foreach(FILENAME ${FILENAMES})
1136             set(outfile ${CMAKE_CURRENT_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/${FILENAME}${CMAKE_C_OUTPUT_EXTENSION})
1137             add_custom_command(OUTPUT ${outfile}
1138                 DEPENDS "${CMAKE_CURRENT_SOURCE_DIR}/hrtf/${FILENAME}"
1139                 WORKING_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}/hrtf"
1140                 COMMAND "${CMAKE_LINKER}" -r -b binary -o "${outfile}" ${FILENAME}
1141                 COMMAND "${CMAKE_OBJCOPY}" --rename-section .data=.rodata,alloc,load,readonly,data,contents "${outfile}" "${outfile}"
1142                 COMMENT "Generating ${FILENAME}${CMAKE_C_OUTPUT_EXTENSION}"
1143                 VERBATIM
1144             )
1145             set(ALC_OBJS  ${ALC_OBJS} ${outfile})
1146         endforeach()
1147         unset(outfile)
1148         unset(FILENAMES)
1149     endif()
1150 endif()
1151
1152
1153 IF(ALSOFT_UTILS AND NOT ALSOFT_NO_CONFIG_UTIL)
1154     add_subdirectory(utils/alsoft-config)
1155 ENDIF()
1156 IF(ALSOFT_EXAMPLES)
1157     FIND_PACKAGE(SDL2)
1158     IF(SDL2_FOUND)
1159         FIND_PACKAGE(SDL_sound)
1160         IF(SDL_SOUND_FOUND AND CMAKE_VERSION VERSION_LESS "2.8.8")
1161             INCLUDE_DIRECTORIES(${SDL2_INCLUDE_DIR} ${SDL_SOUND_INCLUDE_DIR})
1162         ENDIF()
1163         FIND_PACKAGE(FFmpeg COMPONENTS AVFORMAT AVCODEC AVUTIL SWSCALE SWRESAMPLE)
1164         IF(FFMPEG_FOUND AND CMAKE_VERSION VERSION_LESS "2.8.8")
1165             INCLUDE_DIRECTORIES(${FFMPEG_INCLUDE_DIRS})
1166         ENDIF()
1167     ENDIF()
1168 ENDIF()
1169
1170 IF(LIBTYPE STREQUAL "STATIC")
1171     ADD_DEFINITIONS(-DAL_LIBTYPE_STATIC)
1172     SET(PKG_CONFIG_CFLAGS -DAL_LIBTYPE_STATIC ${PKG_CONFIG_CFLAGS})
1173 ENDIF()
1174
1175 # Needed for openal.pc.in
1176 SET(prefix ${CMAKE_INSTALL_PREFIX})
1177 SET(exec_prefix "\${prefix}")
1178 SET(libdir "\${exec_prefix}/${CMAKE_INSTALL_LIBDIR}")
1179 SET(bindir "\${exec_prefix}/${CMAKE_INSTALL_BINDIR}")
1180 SET(includedir "\${prefix}/${CMAKE_INSTALL_INCLUDEDIR}")
1181 SET(PACKAGE_VERSION "${LIB_VERSION}")
1182
1183 # End configuration
1184 CONFIGURE_FILE(
1185     "${OpenAL_SOURCE_DIR}/config.h.in"
1186     "${OpenAL_BINARY_DIR}/config.h")
1187 CONFIGURE_FILE(
1188     "${OpenAL_SOURCE_DIR}/openal.pc.in"
1189     "${OpenAL_BINARY_DIR}/openal.pc"
1190     @ONLY)
1191
1192 # Build a common library with reusable helpers
1193 ADD_LIBRARY(common STATIC ${COMMON_OBJS})
1194 SET_PROPERTY(TARGET common APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1195 IF(NOT LIBTYPE STREQUAL "STATIC")
1196     SET_PROPERTY(TARGET common PROPERTY POSITION_INDEPENDENT_CODE TRUE)
1197 ENDIF()
1198
1199 # Build main library
1200 IF(LIBTYPE STREQUAL "STATIC")
1201     ADD_LIBRARY(${LIBNAME} STATIC ${COMMON_OBJS} ${OPENAL_OBJS} ${ALC_OBJS})
1202 ELSE()
1203     ADD_LIBRARY(${LIBNAME} SHARED ${OPENAL_OBJS} ${ALC_OBJS})
1204 ENDIF()
1205 SET_PROPERTY(TARGET ${LIBNAME} APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1206 SET_PROPERTY(TARGET ${LIBNAME} APPEND PROPERTY COMPILE_DEFINITIONS AL_BUILD_LIBRARY AL_ALEXT_PROTOTYPES)
1207 IF(WIN32 AND ALSOFT_NO_UID_DEFS)
1208     SET_PROPERTY(TARGET ${LIBNAME} APPEND PROPERTY COMPILE_DEFINITIONS AL_NO_UID_DEFS)
1209 ENDIF()
1210 SET_PROPERTY(TARGET ${LIBNAME} APPEND PROPERTY INCLUDE_DIRECTORIES "${OpenAL_SOURCE_DIR}/OpenAL32/Include" "${OpenAL_SOURCE_DIR}/Alc")
1211 IF(HAVE_ALSA)
1212     SET_PROPERTY(TARGET ${LIBNAME} APPEND PROPERTY INCLUDE_DIRECTORIES ${ALSA_INCLUDE_DIRS})
1213 ENDIF()
1214 IF(HAVE_OSS)
1215     SET_PROPERTY(TARGET ${LIBNAME} APPEND PROPERTY INCLUDE_DIRECTORIES ${OSS_INCLUDE_DIRS})
1216 ENDIF()
1217 IF(HAVE_SOLARIS)
1218     SET_PROPERTY(TARGET ${LIBNAME} APPEND PROPERTY INCLUDE_DIRECTORIES ${AUDIOIO_INCLUDE_DIRS})
1219 ENDIF()
1220 IF(HAVE_SNDIO)
1221     SET_PROPERTY(TARGET ${LIBNAME} APPEND PROPERTY INCLUDE_DIRECTORIES ${SOUNDIO_INCLUDE_DIRS})
1222 ENDIF()
1223 IF(HAVE_QSA)
1224     SET_PROPERTY(TARGET ${LIBNAME} APPEND PROPERTY INCLUDE_DIRECTORIES ${QSA_INCLUDE_DIRS})
1225 ENDIF()
1226 IF(HAVE_DSOUND)
1227     SET_PROPERTY(TARGET ${LIBNAME} APPEND PROPERTY INCLUDE_DIRECTORIES ${DSOUND_INCLUDE_DIRS})
1228 ENDIF()
1229 IF(HAVE_PORTAUDIO)
1230     SET_PROPERTY(TARGET ${LIBNAME} APPEND PROPERTY INCLUDE_DIRECTORIES ${PORTAUDIO_INCLUDE_DIRS})
1231 ENDIF()
1232 IF(HAVE_PULSEAUDIO)
1233     SET_PROPERTY(TARGET ${LIBNAME} APPEND PROPERTY INCLUDE_DIRECTORIES ${PULSEAUDIO_INCLUDE_DIRS})
1234 ENDIF()
1235 IF(HAVE_JACK)
1236     SET_PROPERTY(TARGET ${LIBNAME} APPEND PROPERTY INCLUDE_DIRECTORIES ${JACK_INCLUDE_DIRS})
1237 ENDIF()
1238 IF(WIN32)
1239     IF(MSVC)
1240         SET_PROPERTY(TARGET ${LIBNAME} APPEND_STRING PROPERTY LINK_FLAGS " /SUBSYSTEM:WINDOWS")
1241     ELSEIF(CMAKE_COMPILER_IS_GNUCC)
1242         SET_PROPERTY(TARGET ${LIBNAME} APPEND_STRING PROPERTY LINK_FLAGS " -mwindows")
1243     ENDIF()
1244 ENDIF()
1245
1246 SET_TARGET_PROPERTIES(${LIBNAME} PROPERTIES VERSION ${LIB_VERSION}
1247                                             SOVERSION ${LIB_MAJOR_VERSION})
1248 IF(WIN32 AND NOT LIBTYPE STREQUAL "STATIC")
1249     SET_TARGET_PROPERTIES(${LIBNAME} PROPERTIES PREFIX "")
1250
1251     IF(MINGW AND ALSOFT_BUILD_IMPORT_LIB)
1252         FIND_PROGRAM(SED_EXECUTABLE NAMES sed DOC "sed executable")
1253         FIND_PROGRAM(DLLTOOL_EXECUTABLE NAMES "${DLLTOOL}" DOC "dlltool executable")
1254         IF(NOT SED_EXECUTABLE OR NOT DLLTOOL_EXECUTABLE)
1255             MESSAGE(STATUS "")
1256             IF(NOT SED_EXECUTABLE)
1257                 MESSAGE(STATUS "WARNING: Cannot find sed, disabling .def/.lib generation")
1258             ENDIF()
1259             IF(NOT DLLTOOL_EXECUTABLE)
1260                 MESSAGE(STATUS "WARNING: Cannot find dlltool, disabling .def/.lib generation")
1261             ENDIF()
1262         ELSE()
1263             SET_PROPERTY(TARGET ${LIBNAME} APPEND_STRING PROPERTY LINK_FLAGS " -Wl,--output-def,${LIBNAME}.def")
1264             ADD_CUSTOM_COMMAND(TARGET ${LIBNAME} POST_BUILD
1265                 COMMAND "${SED_EXECUTABLE}" -i -e "s/ @[^ ]*//" ${LIBNAME}.def
1266                 COMMAND "${DLLTOOL_EXECUTABLE}" -d ${LIBNAME}.def -l ${LIBNAME}.lib -D ${LIBNAME}.dll
1267                 COMMENT "Stripping ordinals from ${LIBNAME}.def and generating ${LIBNAME}.lib..."
1268                 VERBATIM
1269             )
1270         ENDIF()
1271     ENDIF()
1272 ENDIF()
1273
1274 TARGET_LINK_LIBRARIES(${LIBNAME} common ${EXTRA_LIBS})
1275
1276 IF(ALSOFT_INSTALL)
1277     # Add an install target here
1278     INSTALL(TARGETS ${LIBNAME}
1279             RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
1280             LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
1281             ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
1282     )
1283     INSTALL(FILES include/AL/al.h
1284                   include/AL/alc.h
1285                   include/AL/alext.h
1286                   include/AL/efx.h
1287                   include/AL/efx-creative.h
1288                   include/AL/efx-presets.h
1289             DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/AL
1290     )
1291     INSTALL(FILES "${OpenAL_BINARY_DIR}/openal.pc"
1292             DESTINATION "${CMAKE_INSTALL_LIBDIR}/pkgconfig")
1293 ENDIF()
1294
1295
1296 MESSAGE(STATUS "")
1297 MESSAGE(STATUS "Building OpenAL with support for the following backends:")
1298 MESSAGE(STATUS "    ${BACKENDS}")
1299 MESSAGE(STATUS "")
1300 MESSAGE(STATUS "Building with support for CPU extensions:")
1301 MESSAGE(STATUS "    ${CPU_EXTS}")
1302 MESSAGE(STATUS "")
1303
1304 IF(WIN32)
1305     IF(NOT HAVE_DSOUND)
1306         MESSAGE(STATUS "WARNING: Building the Windows version without DirectSound output")
1307         MESSAGE(STATUS "         This is probably NOT what you want!")
1308         MESSAGE(STATUS "")
1309     ENDIF()
1310 ENDIF()
1311
1312 if(ALSOFT_EMBED_HRTF_DATA)
1313     message(STATUS "Embedding HRTF datasets")
1314     message(STATUS "")
1315 endif()
1316
1317 # Install alsoft.conf configuration file
1318 IF(ALSOFT_CONFIG)
1319     INSTALL(FILES alsoftrc.sample
1320             DESTINATION ${CMAKE_INSTALL_DATADIR}/openal
1321     )
1322     MESSAGE(STATUS "Installing sample configuration")
1323     MESSAGE(STATUS "")
1324 ENDIF()
1325
1326 # Install HRTF definitions
1327 IF(ALSOFT_HRTF_DEFS)
1328     INSTALL(FILES hrtf/default-44100.mhr
1329                   hrtf/default-48000.mhr
1330             DESTINATION ${CMAKE_INSTALL_DATADIR}/openal/hrtf
1331     )
1332     MESSAGE(STATUS "Installing HRTF definitions")
1333     MESSAGE(STATUS "")
1334 ENDIF()
1335
1336 # Install AmbDec presets
1337 IF(ALSOFT_AMBDEC_PRESETS)
1338     INSTALL(FILES presets/3D7.1.ambdec
1339                   presets/hexagon.ambdec
1340                   presets/itu5.1.ambdec
1341                   presets/rectangle.ambdec
1342                   presets/square.ambdec
1343                   presets/presets.txt
1344             DESTINATION ${CMAKE_INSTALL_DATADIR}/openal/presets
1345     )
1346     MESSAGE(STATUS "Installing AmbDec presets")
1347     MESSAGE(STATUS "")
1348 ENDIF()
1349
1350 IF(ALSOFT_UTILS)
1351     ADD_EXECUTABLE(openal-info utils/openal-info.c)
1352     SET_PROPERTY(TARGET openal-info APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1353     TARGET_LINK_LIBRARIES(openal-info ${LIBNAME})
1354
1355     ADD_EXECUTABLE(makehrtf utils/makehrtf.c)
1356     SET_PROPERTY(TARGET makehrtf APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1357     IF(HAVE_LIBM)
1358         TARGET_LINK_LIBRARIES(makehrtf m)
1359     ENDIF()
1360
1361     ADD_EXECUTABLE(bsincgen utils/bsincgen.c)
1362     SET_PROPERTY(TARGET bsincgen APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1363     IF(HAVE_LIBM)
1364         TARGET_LINK_LIBRARIES(bsincgen m)
1365     ENDIF()
1366
1367     IF(ALSOFT_INSTALL)
1368         INSTALL(TARGETS openal-info makehrtf bsincgen
1369                 RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
1370                 LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
1371                 ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
1372         )
1373     ENDIF()
1374
1375     MESSAGE(STATUS "Building utility programs")
1376     IF(TARGET alsoft-config)
1377         MESSAGE(STATUS "Building configuration program")
1378     ENDIF()
1379     MESSAGE(STATUS "")
1380 ENDIF()
1381
1382 IF(ALSOFT_TESTS)
1383     ADD_LIBRARY(test-common STATIC examples/common/alhelpers.c)
1384     SET_PROPERTY(TARGET test-common APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1385
1386     ADD_EXECUTABLE(altonegen examples/altonegen.c)
1387     TARGET_LINK_LIBRARIES(altonegen test-common ${LIBNAME})
1388     SET_PROPERTY(TARGET altonegen APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1389
1390     IF(ALSOFT_INSTALL)
1391         INSTALL(TARGETS altonegen
1392                 RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
1393                 LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
1394                 ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
1395         )
1396     ENDIF()
1397
1398     MESSAGE(STATUS "Building test programs")
1399     MESSAGE(STATUS "")
1400 ENDIF()
1401
1402 IF(ALSOFT_EXAMPLES)
1403     IF(SDL2_FOUND AND SDL_SOUND_FOUND)
1404         ADD_LIBRARY(ex-common STATIC examples/common/alhelpers.c
1405                                      examples/common/sdl_sound.c)
1406         SET_PROPERTY(TARGET ex-common APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1407         SET_PROPERTY(TARGET ex-common APPEND PROPERTY INCLUDE_DIRECTORIES ${SDL2_INCLUDE_DIR}
1408                                                                           ${SDL_SOUND_INCLUDE_DIR})
1409
1410         ADD_EXECUTABLE(alstream examples/alstream.c)
1411         TARGET_LINK_LIBRARIES(alstream ex-common ${SDL_SOUND_LIBRARIES} ${SDL2_LIBRARY}
1412                                        common ${LIBNAME})
1413         SET_PROPERTY(TARGET alstream APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1414         SET_PROPERTY(TARGET alstream APPEND PROPERTY INCLUDE_DIRECTORIES ${SDL2_INCLUDE_DIR}
1415                                                                          ${SDL_SOUND_INCLUDE_DIR})
1416
1417         ADD_EXECUTABLE(alreverb examples/alreverb.c)
1418         TARGET_LINK_LIBRARIES(alreverb ex-common ${SDL_SOUND_LIBRARIES} ${SDL2_LIBRARY}
1419                                        common ${LIBNAME})
1420         SET_PROPERTY(TARGET alreverb APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1421         SET_PROPERTY(TARGET alreverb APPEND PROPERTY INCLUDE_DIRECTORIES ${SDL2_INCLUDE_DIR}
1422                                                                          ${SDL_SOUND_INCLUDE_DIR})
1423
1424         ADD_EXECUTABLE(allatency examples/allatency.c)
1425         TARGET_LINK_LIBRARIES(allatency ex-common ${SDL_SOUND_LIBRARIES} ${SDL2_LIBRARY}
1426                                         common ${LIBNAME})
1427         SET_PROPERTY(TARGET allatency APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1428         SET_PROPERTY(TARGET allatency APPEND PROPERTY INCLUDE_DIRECTORIES ${SDL2_INCLUDE_DIR}
1429                                                                           ${SDL_SOUND_INCLUDE_DIR})
1430
1431         ADD_EXECUTABLE(alloopback examples/alloopback.c)
1432         TARGET_LINK_LIBRARIES(alloopback ex-common ${SDL_SOUND_LIBRARIES} ${SDL2_LIBRARY}
1433                                          common ${LIBNAME})
1434         SET_PROPERTY(TARGET alloopback APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1435         SET_PROPERTY(TARGET alloopback APPEND PROPERTY INCLUDE_DIRECTORIES ${SDL2_INCLUDE_DIR}
1436                                                                            ${SDL_SOUND_INCLUDE_DIR})
1437
1438         ADD_EXECUTABLE(alhrtf examples/alhrtf.c)
1439         TARGET_LINK_LIBRARIES(alhrtf ex-common ${SDL_SOUND_LIBRARIES} ${SDL2_LIBRARY}
1440                                      common ${LIBNAME})
1441         SET_PROPERTY(TARGET alhrtf APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1442         SET_PROPERTY(TARGET alhrtf APPEND PROPERTY INCLUDE_DIRECTORIES ${SDL2_INCLUDE_DIR}
1443                                                                        ${SDL_SOUND_INCLUDE_DIR})
1444
1445         IF(ALSOFT_INSTALL)
1446             INSTALL(TARGETS alstream alreverb allatency alloopback alhrtf
1447                     RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
1448                     LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
1449                     ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
1450             )
1451         ENDIF()
1452
1453         SET(FFVER_OK FALSE)
1454         IF(FFMPEG_FOUND)
1455             SET(FFVER_OK TRUE)
1456             IF(AVFORMAT_VERSION VERSION_LESS "55.33.100")
1457                 MESSAGE(STATUS "libavformat is too old! (${AVFORMAT_VERSION}, wanted 55.33.100)")
1458                 SET(FFVER_OK FALSE)
1459             ENDIF()
1460             IF(AVCODEC_VERSION VERSION_LESS "55.52.102")
1461                 MESSAGE(STATUS "libavcodec is too old! (${AVCODEC_VERSION}, wanted 55.52.102)")
1462                 SET(FFVER_OK FALSE)
1463             ENDIF()
1464             IF(AVUTIL_VERSION VERSION_LESS "52.66.100")
1465                 MESSAGE(STATUS "libavutil is too old! (${AVUTIL_VERSION}, wanted 52.66.100)")
1466                 SET(FFVER_OK FALSE)
1467             ENDIF()
1468             IF(SWSCALE_VERSION VERSION_LESS "2.5.102")
1469                 MESSAGE(STATUS "libswscale is too old! (${SWSCALE_VERSION}, wanted 2.5.102)")
1470                 SET(FFVER_OK FALSE)
1471             ENDIF()
1472             IF(SWRESAMPLE_VERSION VERSION_LESS "0.18.100")
1473                 MESSAGE(STATUS "libswresample is too old! (${SWRESAMPLE_VERSION}, wanted 0.18.100)")
1474                 SET(FFVER_OK FALSE)
1475             ENDIF()
1476         ENDIF()
1477         IF(FFVER_OK AND NOT MSVC)
1478             ADD_EXECUTABLE(alffplay examples/alffplay.c)
1479             TARGET_LINK_LIBRARIES(alffplay common ex-common ${SDL2_LIBRARY} ${LIBNAME} ${FFMPEG_LIBRARIES})
1480             SET_PROPERTY(TARGET alffplay APPEND PROPERTY COMPILE_FLAGS ${EXTRA_CFLAGS})
1481             SET_PROPERTY(TARGET alffplay APPEND PROPERTY INCLUDE_DIRECTORIES ${SDL2_INCLUDE_DIR}
1482                                                                              ${FFMPEG_INCLUDE_DIRS})
1483
1484             IF(ALSOFT_INSTALL)
1485                 INSTALL(TARGETS alffplay
1486                         RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
1487                         LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
1488                         ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
1489                 )
1490             ENDIF()
1491             MESSAGE(STATUS "Building SDL and FFmpeg example programs")
1492         ELSE()
1493             MESSAGE(STATUS "Building SDL example programs")
1494         ENDIF()
1495         MESSAGE(STATUS "")
1496     ENDIF()
1497 ENDIF()