# CMake build file list for OpenAL

CMAKE_MINIMUM_REQUIRED(VERSION 2.4)

IF(COMMAND CMAKE_POLICY)
  CMAKE_POLICY(SET CMP0003 NEW)
ENDIF(COMMAND CMAKE_POLICY)

SET(CMAKE_MODULE_PATH "${CMAKE_SOURCE_DIR}/cmake")

INCLUDE(CheckFunctionExists)
INCLUDE(CheckLibraryExists)
INCLUDE(CheckSharedFunctionExists)
INCLUDE(CheckIncludeFile)
INCLUDE(CheckIncludeFiles)
INCLUDE(CheckSymbolExists)
INCLUDE(CheckCCompilerFlag)
INCLUDE(CheckCSourceCompiles)
INCLUDE(CheckTypeSize)
INCLUDE(FindPkgConfig)


PROJECT(OpenAL C)


SET(CMAKE_ALLOW_LOOSE_LOOP_CONSTRUCTS TRUE)


OPTION(ALSOFT_OPENSL     "Check for OpenSL backend"           ON)
OPTION(ALSOFT_ANDROID    "Check for Android backend"          ON)
OPTION(ALSOFT_ANDROID_LOW_LATENCY "Enable Android low-latency backend" OFF)

OPTION(ALSOFT_REQUIRE_OPENSL     "Require OpenSL backend"             OFF)
OPTION(ALSOFT_REQUIRE_ANDROID    "Require Android backend"            OFF)

OPTION(ALSOFT_DLOPEN  "Check for the dlopen API for loading optional libs"  ON)

OPTION(ALSOFT_WERROR  "Treat compile warnings as errors"      OFF)

OPTION(ALSOFT_UTILS  "Build and install utility programs"  ON)

OPTION(ALSOFT_EXAMPLES  "Build and install example programs"  ON)

OPTION(ALSOFT_CONFIG "Install alsoft.conf configuration file" OFF)


IF(WIN32)
    SET(LIBNAME OpenAL32)
    ADD_DEFINITIONS("-D_WIN32 -D_WIN32_WINNT=0x0501")
ELSE()
    SET(LIBNAME openal)
ENDIF()

IF(NOT LIBTYPE)
    SET(LIBTYPE SHARED)
ENDIF()

SET(LIB_MAJOR_VERSION "1")
SET(LIB_MINOR_VERSION "13")
SET(LIB_VERSION "${LIB_MAJOR_VERSION}.${LIB_MINOR_VERSION}")

SET(EXPORT_DECL "")


CHECK_TYPE_SIZE("long" SIZEOF_LONG)
CHECK_TYPE_SIZE("long long" SIZEOF_LONG_LONG)


CHECK_C_SOURCE_COMPILES("int *restrict foo;
                         int main() {return 0;}" HAVE_RESTRICT)
CHECK_C_SOURCE_COMPILES("int *__restrict foo;
                         int main() {return 0;}" HAVE___RESTRICT)


# Add definitions, compiler switches, etc.
INCLUDE_DIRECTORIES(OpenAL32/Include include "${OpenAL_BINARY_DIR}")

IF(NOT CMAKE_BUILD_TYPE)
    SET(CMAKE_BUILD_TYPE RelWithDebInfo CACHE STRING
        "Choose the type of build, options are: Debug Release RelWithDebInfo MinSizeRel."
        FORCE)
ENDIF()
IF(NOT CMAKE_DEBUG_POSTFIX)
    SET(CMAKE_DEBUG_POSTFIX "" CACHE STRING
        "Library postfix for debug builds. Normally left blank."
        FORCE)
ENDIF()

IF(MSVC)
    # ???
    SET(CMAKE_C_FLAGS_RELWITHDEBINFO "${CMAKE_C_FLAGS_RELWITHDEBINFO} -D_DEBUG")
    SET(CMAKE_C_FLAGS_MINSIZEREL "${CMAKE_C_FLAGS_MINSIZEREL} -DNDEBUG")
    SET(CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE} -DNDEBUG")
    SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -D_DEBUG")
    ADD_DEFINITIONS(-D_CRT_SECURE_NO_WARNINGS)
    ADD_DEFINITIONS(-D_CRT_NONSTDC_NO_DEPRECATE)

    IF(NOT DXSDK_DIR)
        STRING(REGEX REPLACE "\\\\" "/" DXSDK_DIR "$ENV{DXSDK_DIR}")
    ELSE()
        STRING(REGEX REPLACE "\\\\" "/" DXSDK_DIR "${DXSDK_DIR}")
    ENDIF()
    IF(DXSDK_DIR)
        MESSAGE(STATUS "Using DirectX SDK directory: ${DXSDK_DIR}")
        SET(CMAKE_REQUIRED_INCLUDES ${CMAKE_REQUIRED_INCLUDES} "${DXSDK_DIR}/Include")
        INCLUDE_DIRECTORIES("${DXSDK_DIR}/Include")
        LINK_DIRECTORIES("${DXSDK_DIR}/Lib")
    ENDIF()

    OPTION(FORCE_STATIC_VCRT "Force /MT for static VC runtimes" OFF)
    IF(FORCE_STATIC_VCRT)
        FOREACH(flag_var
                CMAKE_C_FLAGS CMAKE_C_FLAGS_DEBUG CMAKE_C_FLAGS_RELEASE
                CMAKE_C_FLAGS_MINSIZEREL CMAKE_C_FLAGS_RELWITHDEBINFO)
            IF(${flag_var} MATCHES "/MD")
                STRING(REGEX REPLACE "/MD" "/MT" ${flag_var} "${${flag_var}}")
            ENDIF()
        ENDFOREACH(flag_var)
    ENDIF()
ELSE()
    ADD_DEFINITIONS(-Winline -Wall)
    CHECK_C_COMPILER_FLAG(-Wextra HAVE_W_EXTRA)
    IF(HAVE_W_EXTRA)
        ADD_DEFINITIONS(-Wextra)
    ENDIF()

    IF(ALSOFT_WERROR)
        ADD_DEFINITIONS(-Werror)
    ENDIF()

    SET(CMAKE_C_FLAGS_RELWITHDEBINFO "-g -O2 -D_DEBUG" CACHE STRING
        "Flags used by the compiler during Release with Debug Info builds."
        FORCE)
    SET(CMAKE_C_FLAGS_MINSIZEREL "-Os -DNDEBUG" CACHE STRING
        "Flags used by the compiler during release minsize builds."
        FORCE)
    SET(CMAKE_C_FLAGS_RELEASE "-O2 -fomit-frame-pointer -DNDEBUG" CACHE STRING
        "Flags used by the compiler during release builds"
        FORCE)
    SET(CMAKE_C_FLAGS_DEBUG "-g3 -D_DEBUG" CACHE STRING
        "Flags used by the compiler during debug builds."
        FORCE)

    CHECK_C_SOURCE_COMPILES("int foo() __attribute__((destructor));
                             int main() {return 0;}" HAVE_GCC_DESTRUCTOR)
ENDIF()

# Set visibility/export options if available
IF(WIN32)
    SET(EXPORT_DECL "__declspec(dllexport)")

    OPTION(WINE "Enable use of Wine headers when compiling" OFF)
    IF(WINE)
        FIND_PATH(WINE_INCLUDE_DIR library.h
                  PATHS
                  /usr/include/wine
                  /usr/local/include/wine
                  CMAKE_FIND_ROOT_PATH_BOTH)
        IF(WINE_INCLUDE_DIR)
            MESSAGE(STATUS "Found Wine header files - ${WINE_INCLUDE_DIR}" )
            INCLUDE_DIRECTORIES("${WINE_INCLUDE_DIR}/windows")
            SET(CMAKE_REQUIRED_INCLUDES ${CMAKE_REQUIRED_INCLUDES} "${WINE_INCLUDE_DIR}/windows")
        ELSE()
            MESSAGE(STATUS "Could not find Wine header files" )
        ENDIF()
    ENDIF()
ELSE()
    SET(OLD_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS}")
    # Yes GCC, really don't accept visibility modes you don't support
    SET(CMAKE_REQUIRED_FLAGS "${OLD_REQUIRED_FLAGS} -Wattributes -Werror")

    CHECK_C_SOURCE_COMPILES("int foo() __attribute__((visibility(\"protected\")));
                             int main() {return 0;}" HAVE_GCC_PROTECTED_VISIBILITY)
    IF(HAVE_GCC_PROTECTED_VISIBILITY)
        SET(EXPORT_DECL "__attribute__((visibility(\"protected\")))")
    ELSE()
        CHECK_C_SOURCE_COMPILES("int foo() __attribute__((visibility(\"default\")));
                                 int main() {return 0;}" HAVE_GCC_DEFAULT_VISIBILITY)
        IF(HAVE_GCC_DEFAULT_VISIBILITY)
            SET(EXPORT_DECL "__attribute__((visibility(\"default\")))")
        ENDIF()
    ENDIF()

    IF(HAVE_GCC_PROTECTED_VISIBILITY OR HAVE_GCC_DEFAULT_VISIBILITY)
        CHECK_C_COMPILER_FLAG(-fvisibility=internal HAVE_VISIBILITY_INTERNAL_SWITCH)
        IF(HAVE_VISIBILITY_INTERNAL_SWITCH)
            ADD_DEFINITIONS(-fvisibility=internal)
        ELSE()
            CHECK_C_COMPILER_FLAG(-fvisibility=hidden HAVE_VISIBILITY_HIDDEN_SWITCH)
            IF(HAVE_VISIBILITY_HIDDEN_SWITCH)
                ADD_DEFINITIONS(-fvisibility=hidden)
            ENDIF()
        ENDIF()
    ENDIF()

    SET(CMAKE_REQUIRED_FLAGS "${OLD_REQUIRED_FLAGS}")
ENDIF()

CHECK_C_SOURCE_COMPILES("int foo(const char *str, ...) __attribute__((format(printf, 1, 2)));
                         int main() {return 0;}" HAVE_GCC_FORMAT)

CHECK_INCLUDE_FILE(fenv.h HAVE_FENV_H)
CHECK_INCLUDE_FILE(fpu_control.h HAVE_FPU_CONTROL_H)
CHECK_INCLUDE_FILE(float.h HAVE_FLOAT_H)
CHECK_INCLUDE_FILE(ieeefp.h HAVE_IEEEFP_H)
CHECK_INCLUDE_FILE(guiddef.h HAVE_GUIDDEF_H)
IF(NOT HAVE_GUIDDEF_H)
    CHECK_INCLUDE_FILE(initguid.h HAVE_INITGUID_H)
ENDIF()
CHECK_INCLUDE_FILE(arm_neon.h HAVE_ARM_NEON_H)

# Some systems need libm for some of the following math functions to work
CHECK_LIBRARY_EXISTS(m pow "" HAVE_LIBM)
IF(HAVE_LIBM)
    SET(EXTRA_LIBS m ${EXTRA_LIBS})
    SET(CMAKE_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES} m)
ENDIF()


CHECK_SYMBOL_EXISTS(powf   math.h HAVE_POWF)
CHECK_SYMBOL_EXISTS(sqrtf  math.h HAVE_SQRTF)
CHECK_SYMBOL_EXISTS(cosf   math.h HAVE_COSF)
CHECK_SYMBOL_EXISTS(sinf   math.h HAVE_SINF)
CHECK_SYMBOL_EXISTS(acosf  math.h HAVE_ACOSF)
CHECK_SYMBOL_EXISTS(asinf  math.h HAVE_ASINF)
CHECK_SYMBOL_EXISTS(atanf  math.h HAVE_ATANF)
CHECK_SYMBOL_EXISTS(atan2f math.h HAVE_ATAN2F)
CHECK_SYMBOL_EXISTS(fabsf  math.h HAVE_FABSF)
CHECK_SYMBOL_EXISTS(log10f math.h HAVE_LOG10F)
CHECK_SYMBOL_EXISTS(floorf math.h HAVE_FLOORF)

IF(HAVE_FENV_H)
    CHECK_SYMBOL_EXISTS(fesetround fenv.h HAVE_FESETROUND)
ENDIF()

CHECK_FUNCTION_EXISTS(strtof HAVE_STRTOF)
CHECK_FUNCTION_EXISTS(_controlfp HAVE__CONTROLFP)

CHECK_FUNCTION_EXISTS(stat HAVE_STAT)
CHECK_FUNCTION_EXISTS(strcasecmp HAVE_STRCASECMP)
IF(NOT HAVE_STRCASECMP)
    CHECK_FUNCTION_EXISTS(_stricmp HAVE__STRICMP)
    IF(NOT HAVE__STRICMP)
        MESSAGE(FATAL_ERROR "No case-insensitive compare function found, please report!")
    ENDIF()

    ADD_DEFINITIONS(-Dstrcasecmp=_stricmp)
ENDIF()

CHECK_FUNCTION_EXISTS(strncasecmp HAVE_STRNCASECMP)
IF(NOT HAVE_STRNCASECMP)
    CHECK_FUNCTION_EXISTS(_strnicmp HAVE__STRNICMP)
    IF(NOT HAVE__STRNICMP)
        MESSAGE(FATAL_ERROR "No case-insensitive size-limitted compare function found, please report!")
    ENDIF()

    ADD_DEFINITIONS(-Dstrncasecmp=_strnicmp)
ENDIF()

CHECK_FUNCTION_EXISTS(snprintf HAVE_SNPRINTF)
IF(NOT HAVE_SNPRINTF)
    CHECK_FUNCTION_EXISTS(_snprintf HAVE__SNPRINTF)
    IF(NOT HAVE__SNPRINTF)
        MESSAGE(FATAL_ERROR "No snprintf function found, please report!")
    ENDIF()

    ADD_DEFINITIONS(-Dsnprintf=_snprintf)
ENDIF()

CHECK_FUNCTION_EXISTS(vsnprintf HAVE_VSNPRINTF)
IF(NOT HAVE_VSNPRINTF)
    CHECK_FUNCTION_EXISTS(_vsnprintf HAVE__VSNPRINTF)
    IF(NOT HAVE__VSNPRINTF)
        MESSAGE(FATAL_ERROR "No vsnprintf function found, please report!")
    ENDIF()

    ADD_DEFINITIONS(-Dvsnprintf=_vsnprintf)
ENDIF()

CHECK_SYMBOL_EXISTS(isfinite math.h HAVE_ISFINITE)
IF(NOT HAVE_ISFINITE)
    CHECK_FUNCTION_EXISTS(finite HAVE_FINITE)
    IF(NOT HAVE_FINITE)
        CHECK_FUNCTION_EXISTS(_finite HAVE__FINITE)
        IF(NOT HAVE__FINITE)
            MESSAGE(FATAL_ERROR "No isfinite function found, please report!")
        ENDIF()
        ADD_DEFINITIONS(-Disfinite=_finite)
    ELSE()
        ADD_DEFINITIONS(-Disfinite=finite)
    ENDIF()
ENDIF()

CHECK_SYMBOL_EXISTS(isnan math.h HAVE_ISNAN)
IF(NOT HAVE_ISNAN)
    CHECK_FUNCTION_EXISTS(_isnan HAVE__ISNAN)
    IF(NOT HAVE__ISNAN)
        MESSAGE(FATAL_ERROR "No isnan function found, please report!")
    ENDIF()

    ADD_DEFINITIONS(-Disnan=_isnan)
ENDIF()


# Check for the dlopen API (for dynamicly loading backend libs)
IF(ALSOFT_DLOPEN)
    CHECK_INCLUDE_FILE(dlfcn.h HAVE_DLFCN_H)
    IF(HAVE_DLFCN_H)
        CHECK_LIBRARY_EXISTS(dl dlopen "" HAVE_LIBDL)
        IF(HAVE_LIBDL)
            SET(EXTRA_LIBS dl ${EXTRA_LIBS})
        ENDIF()
    ENDIF()
ENDIF()

# Check if we have Windows headers
CHECK_INCLUDE_FILE(windows.h HAVE_WINDOWS_H -D_WIN32_WINNT=0x0501)
IF(NOT HAVE_WINDOWS_H)
    CHECK_FUNCTION_EXISTS(gettimeofday HAVE_GETTIMEOFDAY)
    IF(NOT HAVE_GETTIMEOFDAY)
        MESSAGE(FATAL_ERROR "No timing function found!")
    ENDIF()

    CHECK_FUNCTION_EXISTS(nanosleep HAVE_NANOSLEEP)
    IF(NOT HAVE_NANOSLEEP)
        MESSAGE(FATAL_ERROR "No sleep function found!")
    ENDIF()

    CHECK_C_COMPILER_FLAG(-pthread HAVE_PTHREAD)
    IF(HAVE_PTHREAD)
        ADD_DEFINITIONS(-pthread)
        SET(EXTRA_LIBS ${EXTRA_LIBS} -pthread)
    ENDIF()

    # We need pthreads outside of Windows
    CHECK_INCLUDE_FILE(pthread.h HAVE_PTHREAD_H)
    IF(NOT HAVE_PTHREAD_H)
        MESSAGE(FATAL_ERROR "PThreads is required for non-Windows builds!")
    ENDIF()
    # Some systems need pthread_np.h to get recursive mutexes
    CHECK_INCLUDE_FILES("pthread.h;pthread_np.h" HAVE_PTHREAD_NP_H)

    # _GNU_SOURCE is needed on some systems for extra attributes, and
    # _REENTRANT is needed for libc thread-safety
    ADD_DEFINITIONS(-D_GNU_SOURCE=1)
    CHECK_LIBRARY_EXISTS(pthread pthread_create "" HAVE_LIBPTHREAD)
    IF(HAVE_LIBPTHREAD)
        SET(EXTRA_LIBS pthread ${EXTRA_LIBS})
    ENDIF()

    CHECK_LIBRARY_EXISTS(pthread pthread_setschedparam "" HAVE_PTHREAD_SETSCHEDPARAM)

    CHECK_LIBRARY_EXISTS(rt clock_gettime "" HAVE_LIBRT)
    IF(HAVE_LIBRT)
        SET(EXTRA_LIBS rt ${EXTRA_LIBS})
    ENDIF()
ENDIF()

# Check for a 64-bit type
CHECK_INCLUDE_FILE(stdint.h HAVE_STDINT_H)
IF(NOT HAVE_STDINT_H)
    IF(HAVE_WINDOWS_H)
        CHECK_C_SOURCE_COMPILES("\#define _WIN32_WINNT 0x0501
                                 \#include <windows.h>
                                 __int64 foo;
                                 int main() {return 0;}" HAVE___INT64)
    ENDIF()
    IF(NOT HAVE___INT64)
        IF(NOT SIZEOF_LONG MATCHES "8")
            IF(NOT SIZEOF_LONG_LONG MATCHES "8")
                MESSAGE(FATAL_ERROR "No 64-bit types found, please report!")
            ENDIF()
        ENDIF()
    ENDIF()
ENDIF()

# Windows needs winmm for timeGetTime, even if the backend is disabled
CHECK_SHARED_FUNCTION_EXISTS(timeGetTime "windows.h;mmsystem.h" winmm "" HAVE_LIBWINMM)
IF(HAVE_LIBWINMM)
    SET(EXTRA_LIBS winmm ${EXTRA_LIBS})
    SET(PKG_CONFIG_LIBS ${PKG_CONFIG_LIBS} -lwinmm)
ENDIF()


SET(OPENAL_OBJS  OpenAL32/alAuxEffectSlot.c
                 OpenAL32/alBuffer.c
                 OpenAL32/alEffect.c
                 OpenAL32/alError.c
                 OpenAL32/alExtension.c
                 OpenAL32/alFilter.c
                 OpenAL32/alListener.c
                 OpenAL32/alSource.c
                 OpenAL32/alState.c
                 OpenAL32/alThunk.c
)
SET(ALC_OBJS  Alc/ALc.c
              Alc/ALu.c
              Alc/alcConfig.c
              Alc/alcDedicated.c
              Alc/alcEcho.c
              Alc/alcModulator.c
              Alc/alcReverb.c
              Alc/alcRing.c
              Alc/alcThread.c
              Alc/bs2b.c
              Alc/helpers.c
              Alc/hrtf.c
              Alc/mixer.c
              Alc/panning.c
              # Default backends, always available
              Alc/backends/loopback.c
              Alc/backends/null.c
)

SET(BACKENDS "")
SET(HAVE_OPENSL     0)
SET(HAVE_ANDROID    0)
SET(HAVE_WAVE       0)

# Check for OpenSL (Android) backend
IF(ALSOFT_OPENSL)
    CHECK_INCLUDE_FILES("SLES/OpenSLES.h;SLES/OpenSLES_Android.h" HAVE_SLES_OPENSLES_ANDROID_H)
    IF(HAVE_SLES_OPENSLES_ANDROID_H)
        CHECK_SHARED_FUNCTION_EXISTS(slCreateEngine "SLES/OpenSLES.h" OpenSLES "" HAVE_LIBOPENSLES)
        IF(HAVE_LIBOPENSLES)
            SET(HAVE_OPENSL 1)
            CHECK_SYMBOL_EXISTS(SL_BYTEORDER_NATIVE "SLES/OpenSLES.h" HAVE_OPENSLES_1_1)
            IF (HAVE_OPENSLES_1_1)
                SET(HAVE_OPENSL_1_1 1)
            ENDIF()
            SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/opensl.c)
            SET(BACKENDS  "${BACKENDS} OpenSL,")
            SET(EXTRA_LIBS OpenSLES ${EXTRA_LIBS})
        ENDIF()
    ENDIF()
ENDIF()
IF(ALSOFT_REQUIRE_OPENSL AND NOT HAVE_OPENSL)
    MESSAGE(FATAL_ERROR "Failed to enabled required OpenSL backend")
ENDIF()

# Check for Android backend
IF(ALSOFT_ANDROID)
    CHECK_INCLUDE_FILE(android/api-level.h HAVE_ANDROID_API_LEVEL_H)
    IF(HAVE_ANDROID_API_LEVEL_H)
        CHECK_SYMBOL_EXISTS(__ANDROID_API__ "android/api-level.h" HAVE_ANDROID_INTERNAL)
        IF(HAVE_ANDROID_INTERNAL)
            SET(HAVE_ANDROID 1)
            SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/android.c)
            SET(BACKENDS  "${BACKENDS} Android,")
            IF(ANDROID_LOW_LATENCY)
                SET(HAVE_ANDROID_LOW_LATENCY 1)
            ENDIF()
        ENDIF()
    ENDIF()
ENDIF()
IF(REQUIRE_ANDROID AND NOT HAVE_ANDROID)
    MESSAGE(FATAL_ERROR "Failed to enabled required Android backend")
ENDIF()

# Optionally enable the Wave Writer backend
IF(WAVE)
    SET(HAVE_WAVE 1)
    SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/wave.c)
    SET(BACKENDS  "${BACKENDS} WaveFile,")
ENDIF()

# This is always available
SET(BACKENDS  "${BACKENDS} Null")

IF(ALSOFT_EXAMPLES)
    PKG_CHECK_MODULES(FFMPEG libavcodec libavformat)
ENDIF()

IF(LIBTYPE STREQUAL "STATIC")
    ADD_DEFINITIONS(-DAL_LIBTYPE_STATIC)
    SET(PKG_CONFIG_CFLAGS -DAL_LIBTYPE_STATIC ${PKG_CONFIG_CFLAGS})
ENDIF()

# Needed for openal.pc.in
SET(prefix ${CMAKE_INSTALL_PREFIX})
SET(exec_prefix "\${prefix}")
SET(libdir "\${exec_prefix}/lib${LIB_SUFFIX}")
SET(bindir "\${exec_prefix}/bin")
SET(includedir "\${prefix}/include")
SET(PACKAGE_VERSION "${LIB_VERSION}")

# End configuration
CONFIGURE_FILE(
    "${OpenAL_SOURCE_DIR}/config.h.in"
    "${OpenAL_BINARY_DIR}/config.h")
CONFIGURE_FILE(
    "${OpenAL_SOURCE_DIR}/openal.pc.in"
    "${OpenAL_BINARY_DIR}/openal.pc"
    @ONLY)

# Build a library
ADD_LIBRARY(${LIBNAME} ${LIBTYPE} ${OPENAL_OBJS} ${ALC_OBJS})
SET_TARGET_PROPERTIES(${LIBNAME} PROPERTIES DEFINE_SYMBOL AL_BUILD_LIBRARY
                                            COMPILE_FLAGS -DAL_ALEXT_PROTOTYPES
                                            VERSION ${LIB_VERSION}.0
                                            SOVERSION ${LIB_MAJOR_VERSION})
IF(WIN32 AND NOT LIBTYPE STREQUAL "STATIC")
    SET_TARGET_PROPERTIES(${LIBNAME} PROPERTIES PREFIX "")
ENDIF()

TARGET_LINK_LIBRARIES(${LIBNAME} ${EXTRA_LIBS})

# Add an install target here
INSTALL(TARGETS ${LIBNAME}
        RUNTIME DESTINATION bin
        LIBRARY DESTINATION "lib${LIB_SUFFIX}"
        ARCHIVE DESTINATION "lib${LIB_SUFFIX}"
)
INSTALL(FILES include/AL/al.h
              include/AL/alc.h
              include/AL/alext.h
              include/AL/efx.h
              include/AL/efx-creative.h
              include/AL/efx-presets.h
        DESTINATION include/AL
)
INSTALL(FILES "${OpenAL_BINARY_DIR}/openal.pc"
        DESTINATION "lib${LIB_SUFFIX}/pkgconfig")


MESSAGE(STATUS "")
MESSAGE(STATUS "Building OpenAL with support for the following backends:")
MESSAGE(STATUS "    ${BACKENDS}")
MESSAGE(STATUS "")

IF(WIN32)
    IF(NOT HAVE_DSOUND)
        MESSAGE(STATUS "WARNING: Building the Windows version without DirectSound output")
        MESSAGE(STATUS "         This is probably NOT what you want!")
        MESSAGE(STATUS "")
    ENDIF()
ENDIF()

# Install alsoft.conf configuration file
IF(ALSOFT_CONFIG)
    INSTALL(FILES alsoftrc.sample
            DESTINATION /etc/openal
            RENAME alsoft.conf
    )
    MESSAGE(STATUS "Installing sample alsoft.conf")
    MESSAGE(STATUS "")
ENDIF()

IF(ALSOFT_UTILS)
    ADD_EXECUTABLE(openal-info utils/openal-info.c)
    TARGET_LINK_LIBRARIES(openal-info ${LIBNAME})
    INSTALL(TARGETS openal-info
            RUNTIME DESTINATION bin
            LIBRARY DESTINATION "lib${LIB_SUFFIX}"
            ARCHIVE DESTINATION "lib${LIB_SUFFIX}"
    )
    MESSAGE(STATUS "Building utility programs")
    MESSAGE(STATUS "")
ENDIF()

IF(ALSOFT_EXAMPLES)
    IF(FFMPEG_FOUND)
        ADD_EXECUTABLE(alstream examples/alhelpers.c examples/alffmpeg.c examples/alstream.c)
        TARGET_LINK_LIBRARIES(alstream ${FFMPEG_LIBRARIES} ${LIBNAME})
        SET_TARGET_PROPERTIES(alstream PROPERTIES COMPILE_FLAGS "${FFMPEG_CFLAGS}")
        INSTALL(TARGETS alstream
                RUNTIME DESTINATION bin
                LIBRARY DESTINATION "lib${LIB_SUFFIX}"
                ARCHIVE DESTINATION "lib${LIB_SUFFIX}"
        )

        MESSAGE(STATUS "Building ffmpeg example programs")
        MESSAGE(STATUS "")
    ENDIF()
ENDIF()
