AC_PREREQ(2.60)
AC_INIT(mpd, 0.15~git, musicpd-dev-team@lists.sourceforge.net)
AC_CONFIG_SRCDIR([src/main.c])
AM_INIT_AUTOMAKE([foreign 1.9 dist-bzip2])
AM_CONFIG_HEADER(config.h)
AC_CONFIG_MACRO_DIR([m4])

AC_DEFINE(PROTOCOL_VERSION, "0.15.0", [The mpd protocol version])


dnl
dnl programs
dnl

AC_PROG_CC_C99
AC_PROG_CXX

AC_PROG_INSTALL
AC_PROG_MAKE_SET
PKG_PROG_PKG_CONFIG


dnl
dnl declare variables
dnl

AC_SUBST(AM_CFLAGS,"")

AC_SUBST(MPD_LIBS)
AC_SUBST(MPD_CFLAGS)
MPD_LIBS=""
MPD_CFLAGS=""


dnl
dnl OS specific defaults
dnl

AC_CANONICAL_HOST

case "$host_os" in
mingw32* | windows*)
	MPD_LIBS="$MPD_LIBS -lws2_32"
	;;
esac

if test -z "$prefix" || test "x$prefix" = xNONE; then
	local_lib=
	local_include=

	# aren't autotools supposed to be smart enough to figure this out?  oh
	# well, the git-core Makefile managed to do some of the work for us :)
	case "$host_os" in
	darwin*)
		local_lib='/sw/lib /opt/local/lib'
		local_include='/sw/include /opt/local/include'
		;;
	freebsd* | openbsd*)
		local_lib=/usr/local/lib
		local_include=/usr/local/include
		;;
	netbsd*)
		local_lib=/usr/pkg/lib
		local_include=/usr/pkg/include
		LDFLAGS="$LDFLAGS -Wl,-rpath,/usr/pkg/lib"
		;;
	esac

	for d in $local_lib; do
		if test -d "$d"; then
			LDFLAGS="$LDFLAGS -L$d"
			break
		fi
	done
	for d in $local_include; do
		if test -d "$d"; then
			CFLAGS="$CFLAGS -I$d"
			break
		fi
	done
fi


dnl
dnl libc features
dnl

AC_CHECK_FUNCS(syslog)
if test $ac_cv_func_syslog = no; then
	# syslog is not in the default libraries.  See if it's in some other.
	for lib in bsd socket inet; do
		AC_CHECK_LIB($lib, syslog,
			[AC_DEFINE(HAVE_SYSLOG)
			LIBS="$LIBS -l$lib"; break])
	done
fi

AC_CHECK_LIB(socket,socket,MPD_LIBS="$MPD_LIBS -lsocket",)
AC_CHECK_LIB(nsl,gethostbyname,MPD_LIBS="$MPD_LIBS -lnsl",)

AC_CHECK_LIB(m,exp,MPD_LIBS="$MPD_LIBS -lm",)

AC_CHECK_HEADERS(locale.h)
AC_CHECK_HEADERS(valgrind/memcheck.h)


dnl
dnl mandatory libraries
dnl

PKG_CHECK_MODULES([GLIB], [glib-2.0 >= 2.4 gthread-2.0],,
		[AC_MSG_ERROR([glib-2.4 is required])])


dnl
dnl protocol options
dnl

AC_ARG_ENABLE(tcp,
	AS_HELP_STRING([--disable-tcp],
		[disable support for clients connecting via TCP (default: enable)]),,
	[enable_tcp=yes])

AC_ARG_ENABLE(ipv6,
	AS_HELP_STRING([--disable-ipv6],
		[disable IPv6 support (default: enable)]),,
	[enable_ipv6=yes])

if test x$enable_tcp = xno; then
	# if we don't support TCP, we don't need IPv6 either
	enable_ipv6=no
fi

if test x$enable_ipv6 = xyes; then
	AC_MSG_CHECKING(for ipv6)
	AC_EGREP_CPP([AP_maGiC_VALUE],
	[
#include <sys/types.h>
#include <sys/socket.h>
#include <netdb.h>
#ifdef PF_INET6
#ifdef AF_INET6
AP_maGiC_VALUE
#endif
#endif
	],
	AC_DEFINE(HAVE_IPV6, 1, [Define if IPv6 support present])
	AC_MSG_RESULT([yes]),
	AC_MSG_RESULT([no])
)
fi

if test x$enable_tcp = xyes; then
	AC_DEFINE(HAVE_TCP, 1, [Define if TCP socket support is enabled])
fi

AC_ARG_ENABLE(un,
	AS_HELP_STRING([--disable-un],
		[disable support for clients connecting via unix domain sockets (default: enable)]),,
	[enable_un=yes])

if test x$enable_un = xyes; then
	AC_DEFINE(HAVE_UN, 1, [Define if unix domain socket support is enabled])
	STRUCT_UCRED
fi


dnl ##
dnl misc libraries
dnl ##

dnl ##
dnl Avahi / Zeroconf
dnl ##
AC_ARG_WITH(zeroconf,
	AS_HELP_STRING([--with-zeroconf=@<:@auto|avahi|bonjour|no@:>@],
		[enable zeroconf backend (default=auto)]),,
	with_zeroconf="auto")

case $with_zeroconf in
no|avahi|bonjour)
	;;
*)
	with_zeroconf=auto
	;;
esac

if test x$with_zeroconf != xno; then
	if test x$with_zeroconf = xavahi || test x$with_zeroconf = xauto; then
		PKG_CHECK_MODULES([AVAHI], [avahi-client avahi-glib],
			 [found_avahi=1;AC_DEFINE([HAVE_AVAHI], 1, [Define to enable Avahi Zeroconf support])]
			 MPD_LIBS="$MPD_LIBS $AVAHI_LIBS" MPD_CFLAGS="$MPD_CFLAGS $AVAHI_CFLAGS",
			 [found_avahi=0])
	fi

	if test x$found_avahi = x1; then
		with_zeroconf=avahi
	elif test x$with_zeroconf = xavahi; then
		AC_MSG_ERROR([Avahi support requested but not found])
	fi

	if test x$with_zeroconf = xbonjour || test x$with_zeroconf = xauto; then
		AC_CHECK_HEADER(dns_sd.h,
			[found_bonjour=1;AC_DEFINE([HAVE_BONJOUR], 1, [Define to enable Bonjour Zeroconf support])],
			[found_bonjour=0])
		AC_CHECK_LIB(dns_sd, DNSServiceRegister,
			MPD_LIBS="$MPD_LIBS -ldns_sd")
	fi

	if test x$found_bonjour = x1; then
		with_zeroconf=bonjour
	elif test x$with_zeroconf = xbonjour; then
		AC_MSG_ERROR([Bonjour support requested but not found])
	fi

	if test x$with_zeroconf = xauto; then
		AC_MSG_WARN([No supported Zeroconf backend found, disabling Zeroconf])
		with_zeroconf=no
	else
		AC_DEFINE([HAVE_ZEROCONF], 1, [Define to enable Zeroconf support])
	fi
fi

AM_CONDITIONAL(HAVE_ZEROCONF, test x$with_zeroconf != xno)
AM_CONDITIONAL(HAVE_AVAHI, test x$with_zeroconf = xavahi)
AM_CONDITIONAL(HAVE_BONJOUR, test x$with_zeroconf = xbonjour)

AC_ARG_ENABLE(sqlite,
	AS_HELP_STRING([--enable-sqlite],
		[enable support for the SQLite database (default: disable)]),,
	[enable_sqlite=no])

if test x$enable_sqlite = xyes; then
	PKG_CHECK_MODULES([SQLITE], [sqlite3],,
		[AC_MSG_ERROR(sqlite not found)])
	AC_DEFINE([ENABLE_SQLITE], 1, [Define to enable sqlite database support])
fi

AM_CONDITIONAL(ENABLE_SQLITE, test x$enable_sqlite = xyes)


dnl
dnl input plugins
dnl

AC_ARG_ENABLE(curl,
	AS_HELP_STRING([--disable-curl],
		[enable support obtaining song data via HTTP (default: enable)]),,
	[enable_curl=yes])

if test x$enable_curl = xyes; then
	PKG_CHECK_MODULES(CURL, [libcurl],
		AC_DEFINE(HAVE_CURL, 1, [Define when libcurl is used for HTTP streaming]),
		enable_curl=no)
fi
AM_CONDITIONAL(HAVE_CURL, test x$enable_curl = xyes)

AC_ARG_ENABLE(lastfm,
	AS_HELP_STRING([--enable-lastfm],
		[enable support for last.fm radio (default: disable)]),,
	[enable_lastfm=no])

if test x$enable_lastfm = xyes; then
	if test x$enable_curl != xyes; then
		AC_MSG_ERROR([Cannot enable last.fm radio without curl])
	fi

	AC_DEFINE(ENABLE_LASTFM, 1, [Define when last.fm radio is enabled])
fi
AM_CONDITIONAL(ENABLE_LASTFM, test x$enable_lastfm = xyes)

AC_ARG_ENABLE(mms,
	AS_HELP_STRING([--enable-mms],
		[enable the MMS protocol with libmms (default: disable)]),,
	[enable_mms=no])

if test x$enable_mms = xyes; then
	PKG_CHECK_MODULES(MMS, [libmms],
		AC_DEFINE(ENABLE_MMS, 1,
			[Define when libmms is used for the MMS protocol]),
		AC_MSG_ERROR([libmms not found]))
fi
AM_CONDITIONAL(ENABLE_MMS, test x$enable_mms = xyes)


dnl
dnl archive plugins
dnl

dnl bzip2
AC_ARG_ENABLE(bzip2,
	AS_HELP_STRING([--enable-bzip2],
		[enable bzip2 archive support (default: disabled)]),,
	enable_bzip2=no)

if test x$enable_bzip2 = xyes; then
	AC_CHECK_LIB(bz2, BZ2_bzDecompressInit,
		[MPD_LIBS="$MPD_LIBS -lbz2"],
		enable_bzip2=no)
fi

AM_CONDITIONAL(HAVE_BZ2, test x$enable_bzip2 = xyes)
if test x$enable_bzip2 = xyes; then
	AC_DEFINE(HAVE_BZ2, 1, [Define to have bz2 archive support])
fi

dnl zip
AC_ARG_ENABLE(zip,
	AS_HELP_STRING([--enable-zip],
		[enable zip archive support (default: disabled)]),,
	enable_zip=no)

if test x$enable_zip = xyes; then
	AC_CHECK_LIB(zzip, zzip_dir_open,
		[MPD_LIBS="$MPD_LIBS -lzzip"],
		enable_zip=no)
fi

AM_CONDITIONAL(HAVE_ZIP, test x$enable_zip = xyes)
if test x$enable_zip = xyes; then
	AC_DEFINE(HAVE_ZIP, 1, [Define to have zip archive support])
fi

dnl iso9660
AC_ARG_ENABLE(iso9660,
	AS_HELP_STRING([--enable-iso9660],
		[enable iso9660 archive support (default: disabled)]),,
	enable_iso9660=no)

if test x$enable_iso9660 = xyes; then
	AC_CHECK_LIB(iso9660, iso9660_ifs_readdir,
		[MPD_LIBS="$MPD_LIBS -liso9660"],
		enable_iso9660=no)
fi

AM_CONDITIONAL(HAVE_ISO, test x$enable_iso9660 = xyes)
if test x$enable_iso9660 = xyes; then
	AC_DEFINE(HAVE_ISO, 1, [Define to have iso archive support])
fi

dnl archive API
if
	test x$enable_bzip2 = xyes ||
	test x$enable_zip = xyes ||
	test x$enable_iso9660 = xyes; then
		enable_archive=yes
		AC_DEFINE(ENABLE_ARCHIVE, 1, [The archive API is available])
else
	enable_archive=no
fi

AM_CONDITIONAL(ENABLE_ARCHIVE, test x$enable_archive = xyes)


dnl
dnl metadata
dnl

AC_ARG_ENABLE(id3,
	AS_HELP_STRING([--disable-id3],
		[disable id3 support (default: enable)]),,
	enable_id3=yes)


dnl
dnl decoder plugins
dnl



AC_ARG_ENABLE(audiofile,
	AS_HELP_STRING([--disable-audiofile],
		[disable audiofile support, disables wave support (default: enable)]),,
	enable_audiofile=yes)

AC_ARG_ENABLE(ffmpeg,
	AS_HELP_STRING([--disable-ffmpeg],
		[enable FFMPEG support (default: enable)]),,
	enable_ffmpeg=yes)

AC_ARG_ENABLE(flac,
	AS_HELP_STRING([--disable-flac],
		[disable flac support (default: enable)]),,
	enable_flac=yes)

dnl ###
dnl MAD mp3 decoder
dnl ###

dnl Depreciated option, available for backwards compatibility
dnl Also, will not work without the enableval
AC_ARG_ENABLE(mp3,,
	enable_mad=$enableval,
	enable_mad=yes)

AC_ARG_ENABLE(mad,
	AS_HELP_STRING([--disable-mad],
		[disable mad mp3 decoder support (default: enable)]),,
	enable_mad=yes)

if test x$enable_mad = xyes; then
	PKG_CHECK_MODULES([MAD], [mad],
		AC_DEFINE(HAVE_MAD, 1, [Define to use libmad]),
		enable_mad=no)
fi
AM_CONDITIONAL(HAVE_MAD, test x$enable_mad = xyes)

AC_ARG_ENABLE(mod,
	AS_HELP_STRING([--enable-mod],
		[enable MOD support (default: disable)]),,
	enable_mod=no)

AC_ARG_ENABLE(modplug,
	AS_HELP_STRING([--enable-modplug],
		[enable MODPLUG support (default: disable)]),,
	enable_modplug=no)

AC_ARG_ENABLE(mpc,
	AS_HELP_STRING([--disable-mpc],
		[disable musepack (MPC) support (default: enable)]),,
	enable_mpc=yes)

AC_ARG_ENABLE(oggflac,
	AS_HELP_STRING([--disable-oggflac],
		[disable OggFLAC support (default: enable)]),,
	enable_oggflac=yes)

AC_ARG_ENABLE(oggvorbis,
	AS_HELP_STRING([--disable-oggvorbis],
		[disable Ogg Vorbis support (default: enable)]),,
	enable_oggvorbis=yes)

dnl ###
dnl Ogg Tremor
dnl ###
AC_ARG_WITH(tremor,
	AS_HELP_STRING([--with-tremor=PFX],
		[use Tremor (vorbisidec) integer Ogg Vorbis decoder (with optional prefix)]),
	use_tremor=yes; test x$withval != xyes && tremor_prefix="$withval",
	)

AC_ARG_WITH(tremor-libraries,
	AS_HELP_STRING([--with-tremor-libraries=DIR],
		[directory where Tremor library is installed (optional)]),,
	tremor_libraries="")

AC_ARG_WITH(tremor-includes,
	AS_HELP_STRING([--with-tremor-includes=DIR],
		[directory where Tremor header files are installed (optional)]),,
	tremor_includes="")

AC_ARG_ENABLE(sidplay,
	AS_HELP_STRING([--enable-sidplay],
		[enable C64 SID support via libsidplay2 (default: disable)]),,
	enable_sidplay=no)

AC_ARG_ENABLE(fluidsynth,
	AS_HELP_STRING([--enable-fluidsynth],
		[enable MIDI support via fluidsynth (default: disable)]),,
	enable_fluidsynth=no)

AC_ARG_ENABLE(wildmidi,
	AS_HELP_STRING([--enable-wildmidi],
		[enable MIDI support via wildmidi (default: disable)]),,
	enable_wildmidi=no)

AC_ARG_ENABLE(wavpack,
	AS_HELP_STRING([--disable-wavpack],
		[disable WavPack support (default: enable)]),,
	enable_wavpack=yes)


dnl
dnl converters
dnl

AC_ARG_ENABLE(lsr,
	AS_HELP_STRING([--disable-lsr],
		[disable libsamplerate support (default: enable)]),,
	enable_lsr=yes)

if test x$enable_lsr = xyes; then
	PKG_CHECK_MODULES([SAMPLERATE], [samplerate >= 0.0.15],
		[enable_lsr=yes;AC_DEFINE([HAVE_LIBSAMPLERATE], 1,
		[Define to enable libsamplerate])]
			MPD_LIBS="$MPD_LIBS $SAMPLERATE_LIBS"
			MPD_CFLAGS="$MPD_CFLAGS $SAMPLERATE_CFLAGS",
		[enable_lsr=no;AC_MSG_WARN([libsamplerate not found -- disabling])])
fi

if test x$enable_lsr = xyes; then
	PKG_CHECK_MODULES([SAMPLERATE_013],
		[samplerate >= 0.1.3],,
		[AC_DEFINE([HAVE_LIBSAMPLERATE_NOINT], 1,
		[libsamplerate doesn't provide src_int_to_float_array() (<0.1.3)])])
fi

AM_CONDITIONAL(HAVE_LIBSAMPLERATE, test x$enable_lsr = xyes)


dnl
dnl encoder plugins
dnl

AC_ARG_ENABLE(lame,
	AS_HELP_STRING([--disable-lame],
		[disable lame support (default: enable)]),,
	enable_lame=yes)


dnl
dnl audio output plugins
dnl

AC_ARG_ENABLE(alsa,
	AS_HELP_STRING([--disable-alsa],
		[disable ALSA support (default: enable)]),,
	enable_alsa=yes)

AC_ARG_ENABLE(ao,
	AS_HELP_STRING([--enable-ao],
		[enable support for libao (default: disable)]),,
	enable_ao=no)

AC_ARG_ENABLE(fifo,
	AS_HELP_STRING([--disable-fifo],
		[disable support for writing audio to a FIFO (default: enable)]),,
	enable_fifo=yes)

AC_ARG_ENABLE(pipe-output,
	AS_HELP_STRING([--enable-pipe-output],
		[enable support for writing audio to a pipe (default: disable)]),,
	enable_pipe_output=no)

if test x$enable_pipe_output = xyes; then
	AC_DEFINE([ENABLE_PIPE_OUTPUT], 1,
		[Define to enable support for writing audio to a pipe])
fi
AM_CONDITIONAL(ENABLE_PIPE_OUTPUT, test x$enable_pipe_output = xyes)

AC_ARG_ENABLE(jack,
	AS_HELP_STRING([--disable-jack],
		[disable jack support (default: enable)]),,
	enable_jack=yes)

AC_ARG_ENABLE(mvp,
	AS_HELP_STRING([--enable-mvp],
		[enable support for Hauppauge Media MVP (default: disable)]),,
	enable_mvp=no)

AC_ARG_ENABLE(oss,
	AS_HELP_STRING([--disable-oss],
		[disable OSS support (default: enable)]),,
	enable_oss=yes)

AC_ARG_ENABLE(pulse,
	AS_HELP_STRING([--disable-pulse],
		[disable support for the PulseAudio sound server (default: enable)]),,
	enable_pulse=yes)

AC_ARG_ENABLE(oggvorbis-encoder,
	AS_HELP_STRING([--disable-oggvorbis-encoder],
		[disable support for ogg streaming (default: enable)]),,
	[enable_oggvorbis_encoder=yes])

AC_ARG_ENABLE(lame-encoder,
	AS_HELP_STRING([--disable-lame-encoder],
		[disable support for mp3 streaming (default: enable)]),,
	[enable_lame_encoder=yes])

AC_ARG_ENABLE(httpd-output,
	AS_HELP_STRING([--enable-httpd-output],
		[enables the HTTP server output (default: disable)]),,
	[enable_httpd_output=no])

AM_CONDITIONAL(ENABLE_HTTPD_OUTPUT, test x$enable_httpd_output = xyes)
if test x$enable_httpd_output = xyes; then
	AC_DEFINE(ENABLE_HTTPD_OUTPUT, 1, [Define to enable the HTTP server output])
fi

enable_osx=no
case "$host_os" in
	darwin*)
		AC_DEFINE(HAVE_OSX, 1, [Define for compiling OS X support])
		MPD_LIBS="$MPD_LIBS -framework AudioUnit -framework CoreServices"
		enable_osx=yes ;;
esac

AM_CONDITIONAL(HAVE_OSX, test x$enable_osx = xyes)

if test x$enable_oggvorbis_encoder = xyes || test x$enable_lame_encoder = xyes; then
	PKG_CHECK_MODULES([SHOUT], [shout],,
		[enable_oggvorbis_encoder=no; enable_lame_encoder=no;
			AC_MSG_WARN([disabling shout streaming support because libshout is not available])])
fi

if test x$enable_oggvorbis_encoder = xyes; then
	if test x$enable_oggvorbis = xno; then
		AC_MSG_WARN([disabling ogg shout streaming support because vorbis is not enabled])
		enable_oggvorbis_encoder=no
	fi
	if test x$use_tremor = xyes; then
		AC_MSG_WARN([disabling ogg shout streaming support because tremor does not support vorbis encoding])
		enable_oggvorbis_encoder=no
	fi
	if test x$enable_oggvorbis_encoder = xyes; then
		PKG_CHECK_MODULES(VORBISENC, [vorbisenc],,
			enable_oggvorbis_encoder=no)
	fi
fi

if test x$enable_lame = xyes; then
	AM_PATH_LAME([MPD_LIBS="$MPD_LIBS $LAME_LIBS"
		MPD_CFLAGS="$MPD_CFLAGS $LAME_CFLAGS"],
		[enable_lame=no;
			AC_MSG_WARN(You need lame -- disabling lame support)])
fi

if test x$enable_lame_encoder = xyes; then
	if test x$enable_lame = xno; then
		AC_MSG_WARN([disabling mp3 shout streaming support because lame is not enabled])
		enable_lame_encoder=no
	fi
fi

if test x$enable_oggvorbis_encoder = xyes || test x$enable_lame_encoder = xyes; then
	enable_shout=yes
	AC_DEFINE(HAVE_SHOUT, 1, [Define to enable libshout support])
else
	enable_shout=no
fi

AM_CONDITIONAL(HAVE_SHOUT, test x$enable_shout = xyes)

AM_CONDITIONAL(ENABLE_ENCODER, test x$enable_shout = xyes || test x$enable_httpd_output = xyes)
AM_CONDITIONAL(ENABLE_VORBIS_ENCODER, test x$enable_oggvorbis_encoder = xyes)
if test x$enable_oggvorbis_encoder = xyes; then
	AC_DEFINE(ENABLE_VORBIS_ENCODER, 1,
		[Define to enable the vorbis encoder plugin])
fi
AM_CONDITIONAL(ENABLE_LAME_ENCODER, test x$enable_lame_encoder = xyes)
if test x$enable_lame_encoder = xyes; then
	AC_DEFINE(ENABLE_LAME_ENCODER, 1,
		[Define to enable the lame encoder plugin])
fi

if test x$enable_ao = xyes; then
	PKG_CHECK_MODULES(AO, [ao],
		AC_DEFINE(HAVE_AO, 1, [Define to play with ao]),
		enable_ao=no)
fi

AM_CONDITIONAL(HAVE_AO, test x$enable_ao = xyes)

if test x$enable_oss = xyes; then
	AC_CHECK_HEADER(sys/soundcard.h,
		[enable_oss=yes;AC_DEFINE(HAVE_OSS,1,[Define to enable OSS])],
		[AC_MSG_WARN(Soundcard headers not found -- disabling OSS support);
			enable_oss=no])
fi

AM_CONDITIONAL(HAVE_OSS, test x$enable_oss = xyes)

if test x$enable_pulse = xyes; then
	PKG_CHECK_MODULES([PULSE], [libpulse-simple],
		[enable_pulse=yes;AC_DEFINE([HAVE_PULSE], 1, 
		[Define to enable PulseAudio support])]
			MPD_LIBS="$MPD_LIBS $PULSE_LIBS"
			MPD_CFLAGS="$MPD_CFLAGS $PULSE_CFLAGS",
		[enable_pulse=no;AC_MSG_WARN([PulseAudio not found -- disabling])])
fi

AM_CONDITIONAL(HAVE_PULSE, test x$enable_pulse = xyes)

if test x$enable_fifo = xyes; then
	AC_CHECK_FUNC([mkfifo],
		[enable_fifo=yes;AC_DEFINE([HAVE_FIFO], 1,
			[Define to enable support for writing audio to a FIFO])],
		[enable_fifo=no;AC_MSG_WARN([mkfifo not found -- disabling support for writing audio to a FIFO])])
fi

AM_CONDITIONAL(HAVE_FIFO, test x$enable_fifo = xyes)

if test x$enable_mvp = xyes; then
   AC_DEFINE(HAVE_MVP,1,[Define to enable Hauppauge Media MVP support])
fi

AM_CONDITIONAL(HAVE_MVP, test x$enable_mvp = xyes)

if test x$enable_alsa = xyes; then
	PKG_CHECK_MODULES(ALSA, [alsa >= 0.9.0],
		AC_DEFINE(HAVE_ALSA, 1, [Define to enable ALSA support]),
		enable_alsa=no)
fi

AM_CONDITIONAL(HAVE_ALSA, test x$enable_alsa = xyes)

if test x$enable_jack = xyes; then
	PKG_CHECK_MODULES([JACK],
		[jack >= 0.4],
		[enable_jack=yes;
			AC_DEFINE([HAVE_JACK], 1,
				[Define to enable JACK support])]
		MPD_LIBS="$MPD_LIBS $JACK_LIBS"
		MPD_CFLAGS="$MPD_CFLAGS $JACK_CFLAGS",
	        [enable_jack=no;AC_MSG_WARN([JACK not found -- disabling])])
fi

if test x$enable_jack = xyes; then
	# check whether jack_set_info_function() is available
	old_LIBS=$LIBS
	LIBS="$LIBS $JACK_LIBS"

	AC_CHECK_FUNCS(jack_set_info_function)

	LIBS=$old_LIBS
fi

AM_CONDITIONAL(HAVE_JACK, test x$enable_jack = xyes)

if test x$enable_id3 = xyes; then
	PKG_CHECK_MODULES([ID3TAG], [id3tag],,
		AC_CHECK_LIB(id3tag, id3_file_open,
			[ID3TAG_LIBS="-lid3tag -lz" ID3TAG_CFLAGS=""],
			enable_id3=no))
fi

if test x$enable_id3 = xyes; then
	AC_DEFINE(HAVE_ID3TAG, 1, [Define to use id3tag])
fi

AM_CONDITIONAL(HAVE_ID3TAG, test x$enable_id3 = xyes)

if test x$enable_mpc = xyes; then
	if test "x$mpcdec_libraries" != "x" ; then
		MPCDEC_LIBS="-L$mpcdec_libraries"
	elif test "x$mpcdec_prefix" != "x" ; then
		MPCDEC_LIBS="-L$mpcdec_prefix/lib"
	fi

	MPCDEC_LIBS="$MPCDEC_LIBS -lmpcdec"

	if test "x$mpcdec_includes" != "x" ; then
		MPCDEC_CFLAGS="-I$mpcdec_includes"
	elif test "x$mpcdec_prefix" != "x" ; then
		MPCDEC_CFLAGS="-I$mpcdec_prefix/include"
	fi

	oldcflags=$CFLAGS
	oldlibs=$LIBS
	oldcppflags=$CPPFLAGS
	CFLAGS="$CFLAGS $MPD_CFLAGS $MPCDEC_CFLAGS -I."
	LIBS="$LIBS $MPD_LIBS $MPCDEC_LIBS"
	CPPFLAGS=$CFLAGS
	AC_CHECK_HEADER(mpcdec/mpcdec.h,,enable_mpc=no)
	if test x$enable_mpc = xyes; then
		AC_CHECK_LIB(mpcdec,main,
			[MPD_LIBS="$MPD_LIBS $MPCDEC_LIBS";
			MPD_CFLAGS="$MPD_CFLAGS $MPCDEC_CFLAGS";],
			enable_mpc=no)
	fi
	if test x$enable_mpc = xyes; then
		AC_DEFINE(HAVE_MPCDEC,1,
			[Define to use libmpcdec for MPC decoding])
	else
		AC_MSG_WARN([mpcdec lib needed for MPC support -- disabling MPC support])
	fi
	CFLAGS=$oldcflags
	LIBS=$oldlibs
	CPPFLAGS=$oldcppflags
fi

AM_CONDITIONAL(HAVE_MPCDEC, test x$enable_mpc = xyes)

if test x$enable_wavpack = xyes; then
	PKG_CHECK_MODULES([WAVPACK], [wavpack],
		[enable_wavpack=yes;
			AC_DEFINE([HAVE_WAVPACK], 1,
				[Define to enable WavPack support])]
		MPD_LIBS="$MPD_LIBS $WAVPACK_LIBS"
		MPD_CFLAGS="$MPD_CFLAGS $WAVPACK_CFLAGS",
		[enable_wavpack=no;
			AC_MSG_WARN([WavPack not found -- disabling])])
fi

AM_CONDITIONAL(HAVE_WAVPACK, test x$enable_wavpack = xyes)

AM_PATH_FAAD()

AM_CONDITIONAL(HAVE_FAAD, test x$enable_aac = xyes)

AM_CONDITIONAL(HAVE_MP4, test x$enable_mp4 = xyes)

if test x$use_tremor = xyes; then
	if test "x$tremor_libraries" != "x" ; then
		TREMOR_LIBS="-L$tremor_libraries"
	elif test "x$tremor_prefix" != "x" ; then
		TREMOR_LIBS="-L$tremor_prefix/lib"
	fi
	TREMOR_LIBS="$TREMOR_LIBS -lvorbisidec"
	if test "x$tremor_includes" != "x" ; then
		TREMOR_CFLAGS="-I$tremor_includes"
	elif test "x$tremor_prefix" != "x" ; then
		TREMOR_CFLAGS="-I$tremor_prefix/include"
	fi
	ac_save_CFLAGS="$CFLAGS"
	ac_save_LIBS="$LIBS"
	CFLAGS="$CFLAGS $TREMOR_CFLAGS"
	LIBS="$LIBS $TREMOR_LIBS"
	AC_CHECK_LIB(vorbisidec,ov_read,enable_oggvorbis=yes,enable_oggvorbis=no;
		AC_MSG_WARN([vorbisidec lib needed for ogg support with tremor -- disabling ogg support]))
	if test x$enable_oggvorbis = xyes; then
		AC_DEFINE(HAVE_OGGVORBIS, 1, [Define for Ogg Vorbis support]),
	else
		CFLAGS="$ac_save_CFLAGS"
		LIBS="$ac_save_LIBS"
	fi
elif test x$enable_oggvorbis = xyes; then
	PKG_CHECK_MODULES(OGGVORBIS, [ogg vorbis vorbisfile],
		AC_DEFINE(HAVE_OGGVORBIS, 1, [Define for Ogg Vorbis support]),
		enable_oggvorbis=no)
fi

AM_CONDITIONAL(HAVE_OGGVORBIS, test x$enable_oggvorbis = xyes)

if test x$use_tremor = xyes; then
	AC_DEFINE(HAVE_TREMOR,1,
		[Define to use tremor (libvorbisidec) for ogg support])
	if test x$enable_oggflac = xyes; then
		AC_MSG_WARN([disabling OggFLAC support because it is incompatible with tremor])
		enable_oggflac=no
	fi
fi

if test x$enable_flac = xyes; then
	PKG_CHECK_MODULES(FLAC, [flac >= 1.1],
		AC_DEFINE(HAVE_FLAC, 1, [Define for FLAC support]),
		enable_flac=no)

	oldcflags="$CFLAGS"
	oldlibs="$LIBS"
	CFLAGS="$CFLAGS $FLAC_CFLAGS"
	LIBS="$LIBS $FLAC_LIBS"
	if test x$enable_flac = xyes && test x$enable_oggflac = xyes; then
		AC_CHECK_DECL(FLAC_API_SUPPORTS_OGG_FLAC,
			[enable_oggflac=flac], [],
			[#include <FLAC/export.h>])
	fi
	CFLAGS="$oldcflags"
	LIBS="$oldlibs"
fi

AM_CONDITIONAL(HAVE_FLAC, test x$enable_flac = xyes)

if test x$enable_oggflac = xyes; then
	oldmpdcflags="$MPD_CFLAGS"
	oldmpdlibs="$MPD_LIBS"
	AM_PATH_LIBOGGFLAC(MPD_LIBS="$MPD_LIBS $LIBOGGFLAC_LIBS"
				MPD_CFLAGS="$MPD_CFLAGS $LIBOGGFLAC_CFLAGS",
			   enable_oggflac=no)
fi

if test x$enable_oggflac = xyes; then
	AC_DEFINE(HAVE_OGGFLAC,1,[Define for OggFLAC support])
fi

AM_CONDITIONAL(HAVE_OGGFLAC, test x$enable_oggflac = xyes)

AM_CONDITIONAL(HAVE_FLAC_COMMON,
	  test x$enable_flac = xyes || test x$enable_oggflac = xyes)
AM_CONDITIONAL(HAVE_OGG_COMMON,
	  test x$enable_oggvorbis = xyes || test x$enable_oggflac = xyes || test x$enable_flac = xyes)

if test x$enable_audiofile = xyes; then
	PKG_CHECK_MODULES(AUDIOFILE, [audiofile >= 0.1.7],
		AC_DEFINE(HAVE_AUDIOFILE, 1, [Define for audiofile support]),
		enable_audiofile=no)
fi

AM_CONDITIONAL(HAVE_AUDIOFILE, test x$enable_audiofile = xyes)

if test x$enable_mod = xyes; then
	AC_PATH_PROG(LIBMIKMOD_CONFIG, libmikmod-config)
	if test x$LIBMIKMOD_CONFIG != x ; then
		AC_SUBST(LIBMIKMOD_CFLAGS, `$LIBMIKMOD_CONFIG --cflags`)
		AC_SUBST(LIBMIKMOD_LIBS, `$LIBMIKMOD_CONFIG --libs`)
		AC_DEFINE(HAVE_MIKMOD, 1, [Define for mikmod support])
	else
		enable_mod=no
	fi
fi

AM_CONDITIONAL(HAVE_MIKMOD, test x$enable_mod = xyes)

if test x$enable_modplug = xyes; then
	PKG_CHECK_MODULES(MODPLUG, [libmodplug],
		AC_DEFINE(HAVE_MODPLUG, 1, [Define for modplug support]),
		enable_modplug=no)
fi

AM_CONDITIONAL(HAVE_MODPLUG, test x$enable_modplug = xyes)

if test x$enable_ffmpeg = xyes; then
	PKG_CHECK_MODULES(FFMPEG, [libavformat libavcodec libavutil],,
		enable_ffmpeg=no)
fi

if test x$enable_ffmpeg = xyes; then
	old_LIBS=$LIBS
	LIBS="$LIBS $FFMPEG_LIBS"
	AC_CHECK_LIB(avcodec, avcodec_decode_audio2,,
		enable_ffmpeg=no)
	LIBS=$old_LIBS
fi

if test x$enable_ffmpeg = xyes; then
	# prior to ffmpeg svn12865, you had to specify include files
	# without path prefix
	old_CPPCFLAGS=$CPPFLAGS
	CPPFLAGS="$CPPFLAGS $FFMPEG_CFLAGS"
	AC_CHECK_HEADER(libavcodec/avcodec.h,,
		AC_DEFINE(OLD_FFMPEG_INCLUDES, 1,
			[Define if avcodec.h instead of libavcodec/avcodec.h should be included]))
	CPPCFLAGS=$old_CPPFLAGS
fi

if test x$enable_ffmpeg = xyes; then
	AC_DEFINE(HAVE_FFMPEG, 1, [Define for FFMPEG support])
fi

AM_CONDITIONAL(HAVE_FFMPEG, test x$enable_ffmpeg = xyes)

if test x$enable_sidplay = xyes; then
	# we have no test yet.. we're not using pkg-config here
	# because libsidplay2's .pc file requires libtool
	AC_SUBST(SIDPLAY_LIBS,"-lsidplay2 -lresid-builder")
	AC_SUBST(SIDPLAY_CFLAGS,)

	AC_DEFINE(ENABLE_SIDPLAY, 1, [Define for libsidplay2 support])
fi

AM_CONDITIONAL(ENABLE_SIDPLAY, test x$enable_sidplay = xyes)

if test x$enable_fluidsynth = xyes; then
	PKG_CHECK_MODULES(FLUIDSYNTH, [fluidsynth],
		AC_DEFINE(ENABLE_FLUIDSYNTH, 1, [Define for fluidsynth support]),
		enable_fluidsynth=no)
fi

AM_CONDITIONAL(ENABLE_FLUIDSYNTH, test x$enable_fluidsynth = xyes)

if test x$enable_wildmidi = xyes; then
	oldcflags=$CFLAGS
	oldlibs=$LIBS
	oldcppflags=$CPPFLAGS

	AC_CHECK_LIB(WildMidi, WildMidi_Init,,
		AC_MSG_ERROR([libwildmidi not found]))

	CFLAGS=$oldcflags
	LIBS=$oldlibs
	CPPFLAGS=$oldcppflags

	AC_SUBST(WILDMIDI_LIBS,-lWildMidi)
	AC_SUBST(WILDMIDI_CFLAGS,)

	AC_DEFINE(ENABLE_WILDMIDI, 1, [Define for wildmidi support])
fi

AM_CONDITIONAL(ENABLE_WILDMIDI, test x$enable_wildmidi = xyes)


dnl
dnl Documentation
dnl

AC_ARG_ENABLE(documentation,
	AS_HELP_STRING([--enable-documentation],
		[build documentation (default: disable)]),,
	[enable_documentation=no])

if test x$enable_documentation = xyes; then
	AC_PATH_PROG(XMLTO, xmlto)
	AC_SUBST(XMLTO)
	AM_CONDITIONAL(HAVE_XMLTO, test x$XMLTO != x)

	AC_PATH_PROG(DOXYGEN, doxygen)
	if test x$DOXYGEN = x; then
		AC_MSG_ERROR([doxygen not found])
	fi

	AC_SUBST(DOXYGEN)
else
	AM_CONDITIONAL(HAVE_XMLTO, false)
fi

AM_CONDITIONAL(ENABLE_DOCUMENTATION, test x$enable_documentation = xyes)


dnl
dnl build options
dnl

AC_ARG_ENABLE(werror,
	AS_HELP_STRING([--enable-werror],
		[treat warnings as errors (default: disabled)]),,
	enable_werror=no)

if test "x$enable_werror" = xyes; then
	AM_CFLAGS="$AM_CFLAGS -Werror -pedantic-errors"
fi

AC_ARG_ENABLE(debug,
	AS_HELP_STRING([--enable-debug],
		[enable debugging (default: disabled)]),,
	enable_debug=no)

#if test "x$enable_debug" = xno; then
	# don't set NDEBUG for now, until MPD is stable
	#AM_CFLAGS="$AM_CFLAGS -DNDEBUG"
#fi

AC_ARG_ENABLE(gprof,
	AS_HELP_STRING([--enable-gprof],
		[enable profiling via gprof (default: disabled)]),,
	enable_gprof=no)

if test "x$enable_gprof" = xyes; then
	MPD_CFLAGS="$MPD_CFLAGS -pg"
	MPD_LIBS="$MPD_LIBS -pg"
fi

AC_ARG_ENABLE(test,
	AS_HELP_STRING([--enable-test],
		[build the test programs (default: disabled)]),,
	enable_test=no)

AM_CONDITIONAL(ENABLE_TEST, test "x$enable_test" = xyes)


dnl
dnl CFLAGS
dnl

if test x$GCC = xyes
then
	MPD_CHECK_FLAG([-Wall])
	MPD_CHECK_FLAG([-Wextra])
	MPD_CHECK_FLAG([-Wno-deprecated-declarations])
	MPD_CHECK_FLAG([-Wmissing-prototypes])
	MPD_CHECK_FLAG([-Wdeclaration-after-statement])
	MPD_CHECK_FLAG([-Wshadow])
	MPD_CHECK_FLAG([-Wpointer-arith])
	MPD_CHECK_FLAG([-Wstrict-prototypes])
	MPD_CHECK_FLAG([-Wcast-qual])
	MPD_CHECK_FLAG([-Wwrite-strings])
	MPD_CHECK_FLAG([-pedantic])
fi

dnl
dnl pretty-print result
dnl

echo ""
echo "########### MPD CONFIGURATION ############"
echo ""

echo " Client Support:"
if test x$enable_ipv6 = xyes; then
	echo " IPv6 support ..................enabled"
else
	echo " IPv6 support ..................disabled"
fi

if test x$enable_tcp = xyes; then
	echo " TCP support ...................enabled"
else
	echo " TCP support ...................disabled"
fi

if test x$enable_un = xyes; then
	echo " Unix domain socket support ....enabled"
else
	echo " Unix domain socket support ....disabled"
fi

echo ""

if
	test x$enable_tcp = xno &&
	test x$enable_un = xno; then
	AC_MSG_ERROR([No client interfaces configured!])
fi

echo " Playback Support:"
if test x$enable_alsa = xyes; then
	echo " ALSA support ..................enabled"
else
	echo " ALSA support ..................disabled"
fi

if test x$enable_fifo = xyes; then
	echo " FIFO support ..................enabled"
else
	echo " FIFO support ..................disabled"
fi

if test x$enable_httpd_output = xyes; then
	echo " HTTP daemon support ...........enabled"
else
	echo " HTTP daemon support ...........disabled"
fi

if test x$enable_jack = xyes; then
	echo " JACK support ..................enabled"
else
	echo " JACK support ..................disabled"
fi

if test x$enable_ao = xyes; then
	echo " libao support .................enabled"
else
	echo " libao support .................disabled"
fi

if test x$enable_oss = xyes; then
	echo " OSS support ...................enabled"
else
	echo " OSS support ...................disabled"
fi

if test x$enable_osx = xyes; then
	echo " OS X support ..................enabled"
else
	echo " OS X support ..................disabled"
fi

if test x$enable_pipe_output = xyes; then
	echo " Pipeline output support .......enabled"
else
	echo " Pipeline output support .......disabled"
fi

if test x$enable_pulse = xyes; then
	echo " PulseAudio support ............enabled"
else
	echo " PulseAudio support ............disabled"
fi

if test x$enable_mvp = xyes; then
	echo " Media MVP support .............enabled"
else
	echo " Media MVP support .............disabled"
fi

if test x$enable_shout = xyes; then
	echo " SHOUTcast support .............enabled"
else
	echo " SHOUTcast support .............disabled"
fi

echo ""

if
	test x$enable_ao = xno &&
	test x$enable_oss = xno &&
	test x$enable_oggvorbis_encoder = xno &&
	test x$enable_lame_encoder = xno &&
	test x$enable_alsa = xno &&
	test x$enable_osx = xno &&
	test x$enable_pulse = xno &&
	test x$enable_jack = xno &&
	test x$enable_fifo = xno &&
	test x$enable_pipe_output = xno &&
	test x$enable_mvp = xno; then
		AC_MSG_ERROR([No Audio Output types configured!])
fi

if
	test x$enable_shout = xyes ||
	test x$enable_httpd_output = xyes; then
		echo " Streaming Encoder Support:"
		if test x$enable_lame_encoder = xyes; then
			echo " LAME mp3 encoder ..............enabled"
		else
			echo " LAME mp3 encoder ..............disabled"
		fi

		if test x$enable_oggvorbis_encoder = xyes; then
			echo " Ogg Vorbis encoder ............enabled"
		else
			echo " Ogg Vorbis encoder ............disabled"
		fi
		echo ""

	if
		test x$enable_oggvorbis_encoder = xno &&
		test x$enable_lame_encoder = xno; then
		AC_MSG_ERROR([Cannot enable a streaming output without an encoder.])
	fi
fi

echo " File Format Support:"

if test x$enable_aac = xyes; then
	echo " AAC support ...................enabled"
else
	echo " AAC support ...................disabled"
fi

if test x$enable_sidplay = xyes; then
	echo " C64 SID support ...............enabled"
else
	echo " C64 SID support ...............disabled"
fi

if test x$enable_ffmpeg = xyes; then
	echo " FFMPEG support ................enabled"
else
	echo " FFMPEG support ................disabled"
fi

if test x$enable_flac = xyes; then
	echo " FLAC support ..................enabled"
else
	echo " FLAC support ..................disabled"
fi

if test x$enable_fluidsynth = xyes; then
	echo " fluidsynth MIDI support .......enabled"
else
	echo " fluidsynth MIDI support .......disabled"
fi

if test x$enable_mod = xyes; then
	echo " MOD support ...................enabled"
else
	echo " MOD support ...................disabled"
fi

if test x$enable_modplug = xyes; then
	echo " MODPLUG support ...............enabled"
else
	echo " MODPLUG support ...............disabled"
fi

if test x$enable_mad = xyes; then
	echo " MAD mp3 decoder support .......enabled"
else
	echo " MAD mp3 decoder support .......disabled"
fi

if test x$enable_mp4 = xyes; then
	echo " MP4 support ...................enabled"
else
	echo " MP4 support ...................disabled"
fi

if test x$enable_mpc = xyes; then
	echo " Musepack (MPC) support ........enabled"
else
	echo " Musepack (MPC) support ........disabled"
fi

case $enable_oggflac in
yes)
	echo " OggFLAC support ...............enabled"
	;;
flac)
	echo " OggFLAC support ...............enabled(FLAC 1.1.3)"
	;;
*)
	echo " OggFLAC support ...............disabled"
	;;
esac

if test x$enable_oggvorbis = xyes; then
	echo " Ogg Vorbis support ............enabled"
	if test x$use_tremor = xyes; then
		echo "   using tremor.................yes"
	else
		echo "   using tremor.................no"
	fi
else
	echo " Ogg Vorbis support ............disabled"
fi

if test x$enable_audiofile = xyes; then
	echo " Wave file support .............enabled"
else
	echo " Wave file support .............disabled"
fi

if test x$enable_wavpack = xyes; then
	echo " WavPack support ...............enabled"
else
	echo " WavPack support ...............disabled"
fi

if test x$enable_wildmidi = xyes; then
	echo " wildmidi MIDI support .........enabled"
else
	echo " wildmidi MIDI support .........disabled"
fi



if
	test x$enable_mad = xno &&
	test x$enable_oggvorbis = xno &&
	test x$enable_flac = xno && 
	test x$enable_oggflac = xno &&
	test x$enable_audiofile = xno && 
	test x$enable_aac = xno &&
	test x$enable_mpc = xno &&
	test x$enable_wavpack = xno &&
	test x$enable_ffmpeg = xno &&
	test x$enable_modplug = xno &&
	test x$enable_sidplay = xno &&
	test x$enable_fluidsynth = xno &&
	test x$enable_wildmidi = xno &&
	test x$enable_mp4 = xno &&
	test x$enable_mod = xno; then
		AC_MSG_ERROR([No input plugins supported!])
fi

echo ""
echo " Archive support:"

if test x$enable_bzip2 = xyes; then
	echo " BZ2 archives support ..........enabled"
else
	echo " BZ2 archives support ..........disabled"
fi

if test x$enable_iso9660 = xyes; then
	echo " ISO 9660 archives support .....enabled"
else
	echo " ISO 9660 archives support .....disabled"
fi

if test x$enable_zip = xyes; then
	echo " ZIP archives support ..........enabled"
else
	echo " ZIP archives support ..........disabled"
fi

echo ""
echo " Streaming support:"

if test x$enable_lastfm = xyes; then
        echo " last.fm radio support .........enabled"
else
        echo " last.fm radio support .........disabled"
fi

if test x$enable_curl = xyes; then
        echo " libcurl support (streaming) ...enabled"
else
        echo " libcurl support (streaming) ...disabled"
fi

if test x$enable_mms = xyes; then
        echo " libmms support ................enabled"
else
        echo " libmms support ................disabled"
fi

echo ""
echo " Other features:"

if test x$enable_id3 = xyes; then
	echo " ID3 tag support ...............enabled"
else
	echo " ID3 tag support ...............disabled"
fi

if test x$enable_lsr = xyes; then
        echo " libsamplerate support .........enabled"
else
	echo " libsamplerate support .........disabled"
fi

if test x$with_zeroconf != xno; then
	echo " Zeroconf support ..............$with_zeroconf"
else
	echo " Zeroconf support ..............disabled"
fi

echo ""
echo "##########################################"
echo ""

echo "Generating needed files for compilation"
echo ""

dnl
dnl generate files
dnl

AC_OUTPUT(Makefile)

echo ""

echo "You are now ready to compile MPD"
echo "Type \"make\" to compile MPD"