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# Process this file with autoconf to produce a configure script.
AC_INIT(RtAudio, 4.0, gary@music.mcgill.ca, rtaudio)
AC_CONFIG_SRCDIR(RtAudio.cpp)
AC_CONFIG_FILES([rtaudio-config Makefile tests/Makefile])
# Fill GXX with something before test.
AC_SUBST( GXX, ["no"] )
# Checks for programs.
AC_PROG_CC
AC_PROG_CXX(g++ CC c++ cxx)
AC_PROG_RANLIB
AC_PATH_PROG(AR, ar, no)
if [[ $AR = "no" ]] ; then
AC_MSG_ERROR("Could not find ar - needed to create a library");
fi
# Checks for header files.
AC_HEADER_STDC
AC_CHECK_HEADERS(sys/ioctl.h unistd.h)
# Checks for typedefs, structures, and compiler characteristics.
AC_C_CONST
# Check for debug
AC_MSG_CHECKING(whether to compile debug version)
AC_ARG_ENABLE(debug,
[ --enable-debug = enable various debug output],
[AC_SUBST( debug, [-D__RTAUDIO_DEBUG__] ) AC_SUBST( cflags, [-g] ) AC_SUBST( object_path, [Debug] ) AC_MSG_RESULT(yes)],
[AC_SUBST( debug, [] ) AC_SUBST( cflags, [-O2] ) AC_SUBST( object_path, [Release] ) AC_MSG_RESULT(no)])
# Checks for functions
AC_CHECK_FUNC(gettimeofday, [CFLAGS=$CFLAGS" -DHAVE_GETTIMEOFDAY"], )
# Check compiler and use -Wall if gnu.
if [test $GXX = "yes" ;] then
AC_SUBST( warn, [-Wall] )
fi
CFLAGS="$CFLAGS $cflags"
# Checks for package options and external software
AC_CANONICAL_HOST
AC_MSG_CHECKING(for audio API)
case $host in
*-*-netbsd*)
AC_SUBST( sound_api, [-D__LINUX_OSS__] )
AC_MSG_RESULT(using OSS)
AC_SUBST( audio_apis, [-D__LINUX_OSS__] )
CFLAGS=$CFLAGS" -lossaudio"
AC_CHECK_LIB(pthread, pthread_create, , AC_MSG_ERROR(RtAudio requires the pthread library!))
;;
*-*-linux*)
AC_SUBST( sound_api, [_NO_API_] )
AC_ARG_WITH(jack, [ --with-jack = choose JACK server support (mac and linux only)], [AC_SUBST( sound_api, [-D__UNIX_JACK__] ) AC_MSG_RESULT(using JACK)], )
if [test $sound_api = -D__UNIX_JACK__;] then
TEMP_LIBS=$LIBS
AC_CHECK_LIB(jack, jack_client_new, , AC_MSG_ERROR(JACK support requires the jack library!))
AC_CHECK_LIB(asound, snd_pcm_open, , AC_MSG_ERROR(Jack support also requires the asound library!))
LIBS="`pkg-config --CFLAGS --libs jack` $TEMP_LIBS -lasound"
audio_apis="-D__UNIX_JACK__"
fi
# Look for ALSA flag
AC_ARG_WITH(alsa, [ --with-alsa = choose native ALSA API support (linux only)], [AC_SUBST( sound_api, [-D__LINUX_ALSA__] ) AC_MSG_RESULT(using ALSA)], )
if [test $sound_api = -D__LINUX_ALSA__;] then
AC_CHECK_LIB(asound, snd_pcm_open, , AC_MSG_ERROR(ALSA support requires the asound library!))
audio_apis="-D__LINUX_ALSA__ $audio_apis"
fi
# Look for OSS flag
AC_ARG_WITH(oss, [ --with-oss = choose OSS API support (linux only)], [AC_SUBST( sound_api, [-D__LINUX_OSS__] ) AC_MSG_RESULT(using OSS)], )
if test $sound_api = -D__LINUX_OSS__; then
audio_apis="-D__LINUX_OSS__ $audio_apis"
fi
# If no audio api flags specified, use ALSA
if [test $sound_api = _NO_API_;] then
AC_MSG_RESULT(using ALSA)
AC_SUBST( audio_apis, [-D__LINUX_ALSA__] )
AC_CHECK_LIB(asound, snd_pcm_open, , AC_MSG_ERROR(ALSA support requires the asound library!))
fi
AC_CHECK_LIB(pthread, pthread_create, , AC_MSG_ERROR(RtAudio requires the pthread library!))
;;
*-apple*)
AC_SUBST( sound_api, [_NO_API_] )
AC_ARG_WITH(jack, [ --with-jack = choose JACK server support (unix only)], [AC_SUBST( sound_api, [-D__UNIX_JACK__] ) AC_MSG_RESULT(using JACK)], )
if [test $sound_api = -D__UNIX_JACK__;] then
AC_CHECK_LIB(jack, jack_client_new, , AC_MSG_ERROR(JACK support requires the jack library!))
audio_apis="-D__UNIX_JACK__"
fi
# Look for Core flag
AC_ARG_WITH(core, [ --with-core = choose CoreAudio API support (mac only)], [AC_SUBST( sound_api, [-D__MACOSX_CORE__] ) AC_MSG_RESULT(using CoreAudio)], )
if test $sound_api = -D__MACOSX_CORE__; then
AC_CHECK_HEADER(CoreAudio/CoreAudio.h, [], [AC_MSG_ERROR(CoreAudio header files not found!)] )
AC_SUBST( frameworks, ["-framework CoreAudio -framework CoreFoundation"] )
audio_apis="-D__MACOSX_CORE__ $audio_apis"
fi
# If no audio api flags specified, use CoreAudio
if [test $sound_api = _NO_API_;] then
AC_SUBST( sound_api, [-D__MACOSX_CORE__] )
AC_MSG_RESULT(using CoreAudio)
AC_CHECK_HEADER(CoreAudio/CoreAudio.h,
[AC_SUBST( audio_apis, [-D__MACOSX_CORE__] )],
[AC_MSG_ERROR(CoreAudio header files not found!)] )
AC_SUBST( frameworks, ["-framework CoreAudio -framework CoreFoundation"] )
fi
AC_CHECK_LIB(pthread, pthread_create, , AC_MSG_ERROR(RtAudio requires the pthread library!))
;;
*-mingw32*)
AC_SUBST( sound_api, [_NO_API_] )
AC_ARG_WITH(asio, [ --with-asio = choose ASIO API support (windoze only)], [AC_SUBST( sound_api, [-D__WINDOWS_ASIO__] ) AC_MSG_RESULT(using ASIO)], )
if [test $sound_api = -D__WINDOWS_ASIO__;] then
audio_apis="-D__WINDOWS_ASIO__"
AC_SUBST( objects, ["asio.o asiodrivers.o asiolist.o iasiothiscallresolver.o"] )
fi
# Look for DirectSound flag
AC_ARG_WITH(ds, [ --with-ds = choose DirectSound API support (windoze only)], [AC_SUBST( sound_api, [-D__WINDOWS_DS__] ) AC_MSG_RESULT(using DirectSound)], )
if test $sound_api = -D__WINDOWS_DS__; then
audio_apis="-D__WINDOWS_DS__ $audio_apis"
LIBS="-ldsound -lwinmm $LIBS"
fi
# If no audio api flags specified, use DirectSound
if [test $sound_api = _NO_API_;] then
AC_SUBST( sound_api, [-D__WINDOWS_DS__] )
AC_MSG_RESULT(using DirectSound)
audio_apis="-D__WINDOWS_DS__"
LIBS="-ldsound -lwinmm $LIBS"
fi
LIBS="-lole32 $LIBS"
;;
*)
# Default case for unknown realtime systems.
AC_MSG_ERROR(Unknown system type for realtime support!)
;;
esac
# Checks for library functions.
AC_PROG_GCC_TRADITIONAL
AC_OUTPUT
chmod oug+x rtaudio-config
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