dnl Autoconf settings for vlc

AC_INIT(vlc,0.5.0-test3)

CONFIGURE_LINE="$0 $*"
CODENAME="Natalya"

AC_PREREQ(2.50)
AC_CONFIG_SRCDIR(src/libvlc.c)
AC_CANONICAL_SYSTEM

dnl XXX: we don't put any flags here, because automake 1.5 doesn't support
dnl them. And we need the comma otherwize automake will choke on it.
AM_INIT_AUTOMAKE(vlc,0.5.0-test3)
AM_CONFIG_HEADER(config.h)

dnl
dnl  Save *FLAGS
dnl
CPPFLAGS_save="${CPPFLAGS}"
CFLAGS_save="${CFLAGS}"
CXXFLAGS_save="${CXXFLAGS}"
OBJCFLAGS_save="${OBJCFLAGS}"
LDFLAGS_save="${LDFLAGS}"

dnl
dnl Check for tools
dnl
AC_PROG_CC
AM_PROG_CC_C_O
AC_PROG_CPP
AC_PROG_CXX
AC_PROG_MAKE_SET
AC_PROG_INSTALL

dnl AC_PROG_EGREP only exists in autoconf 2.54+
AC_EGREP_CPP(foo,foo)

dnl AC_PROG_OBJC doesn't seem to exist, this is the KDE workaround
AC_MSG_CHECKING(for an Objective-C compiler)
OBJC="${CXX}"
AC_SUBST(OBJC)
OBJCFLAGS="${CXXFLAGS} -fgnu-runtime -fconstant-string-class=NSConstantString"
AC_SUBST(OBJCFLAGS)
dnl _AM_DEPENDENCIES(OBJC) doesn't work, so hard code OBJCDEPMODE here
#OBJCDEPMODE="depmode=gcc3"
#AC_SUBST(OBJCDEPMODE)
_AM_DEPENDENCIES(OBJC)
AC_MSG_RESULT(not implemented yet)

dnl Find the right ranlib, even when cross-compiling
AC_CHECK_TOOL(RANLIB, ranlib, :)
AC_CHECK_TOOL(STRIP, strip, :)
AC_CHECK_TOOL(AR, ar, :)
AC_CHECK_TOOL(LD, ld, :)

dnl AM_PROG_LIBTOOL
AC_PROG_INSTALL

dnl Check for compiler properties
AC_C_CONST
AC_C_INLINE

dnl
dnl  Set default values
dnl
LDFLAGS_vlc="${LDFLAGS}"
LIBEXT=".so"

dnl
dnl  Check the operating system
dnl
case "x${target_os}" in
  x)
    SYS=unknown
    ;;
  xlinux*)
    SYS=linux
    ;;
  xbsdi*)
    SYS=bsdi
    CFLAGS_save="${CFLAGS_save} -pthread"; CFLAGS="${CFLAGS_save}"
    LDFLAGS_dvd="${LDFLAGS_dvd} -ldvd"
    LDFLAGS_dvdcss="${LDFLAGS_dvdcss} -ldvd"
    LDFLAGS_vcd="${LDFLAGS_vcd} -ldvd"
    ;;
  x*bsd*)
    SYS="${target_os}"
    CFLAGS_save="${CFLAGS_save} -pthread"; CFLAGS="${CFLAGS_save}"
    ;;
  xdarwin*)
    SYS=darwin
    CFLAGS_save="${CFLAGS_save} -no-cpp-precomp -D_INTL_REDIRECT_MACROS"; CFLAGS="${CFLAGS_save}"
    CXXFLAGS_save="${CXXFLAGS_save} -no-cpp-precomp -D_INTL_REDIRECT_MACROS"; CXXFLAGS="${CXXFLAGS_save}"
    OBJCFLAGS_save="${OBJCFLAGS_save} -no-cpp-precomp -D_INTL_REDIRECT_MACROS"; OBJCFLAGS="${OBJCFLAGS_save}"
    LDFLAGS_vlc="${LDFLAGS_vlc} -all_load"
    LIBEXT=".dylib"
    ;;
  x*mingw32* | x*cygwin*)
    AC_CHECK_TOOL(WINDRES, windres, :)
    LIBEXT=".dll"

    case "x${target_os}" in
      x*mingw32*)
        SYS=mingw32
        ;;
      x*cygwin*)
        dnl Check if we are using the mno-cygwin mode in which case we are
        dnl actually dealing with a mingw32 compiler.
        AC_EGREP_CPP(yes,
            [#ifdef WIN32
             yes
             #endif],
            SYS=mingw32, SYS=cygwin)
        ;;
    esac

    if test "x$SYS" = "xmingw32"; then
        # add ws2_32 for closesocket, select, recv
        CPPFLAGS_save="${CPPFLAGS_save} -D_OFF_T_ -D_off_t=long"
        CPPFLAGS="${CPPFLAGS_save}"
        LDFLAGS_vlc="${LDFLAGS_vlc} -lws2_32 -lnetapi32 -mwindows"
        LDFLAGS_ipv4="${LDFLAGS_ipv4} -lws2_32"
        LDFLAGS_ipv6="${LDFLAGS_ipv6} -lws2_32"
        LDFLAGS_access_http="${LDFLAGS_access_http} -lws2_32"
        LDFLAGS_access_mms="${LDFLAGS_access_mms} -lws2_32"
        LDFLAGS_access_udp="${LDFLAGS_access_udp} -lws2_32"
        LDFLAGS_access_ftp="${LDFLAGS_access_ftp} -lws2_32"
        LDFLAGS_access_output_udp="${LDFLAGS_access_output_udp} -lws2_32"
        LDFLAGS_rc="${LDFLAGS_rc} -lws2_32"
        LDFLAGS_sap="${LDFLAGS_sap} -lws2_32"
    fi
    ;;
  x*nto*)
    SYS=nto
    LDFLAGS_x11="${LDFLAGS_x11} -lsocket"
    LDFLAGS_xvideo="${LDFLAGS_xvideo} -lsocket"
    ;;
  xsolaris*)
    SYS=solaris
    ;;
  xhpux*)
    SYS=hpux
    LIBEXT=".sl"
    ;;
  xbeos)
    SYS=beos
    CFLAGS_save="${CFLAGS_save} -Wno-multichar -Wno-ctor-dtor-privacy -Woverloaded-virtual"; CFLAGS="${CFLAGS_save}"
    CXXFLAGS_save="${CXXFLAGS_save} -Wno-multichar -Wno-ctor-dtor-privacy -Woverloaded-virtual"; CXXFLAGS="${CXXFLAGS_save}"
    LDFLAGS_vlc="${LDFLAGS_vlc} -lbe"
    LDFLAGS_plugins="${LDFLAGS_plugins} -nostart"
    LDFLAGS_beos="${LDFLAGS_beos} -lbe -lmedia -lroot -ltracker -lstdc++.r4 -ltranslation"
    dnl BONE or not BONE ?
    AC_CHECK_LIB( bind, inet_ntoa,
        [ LDFLAGS_access_mms="${LDFLAGS_access_mms} -lbind"
          LDFLAGS_ipv4="${LDFLAGS_ipv4} -lbind"],
        [])
    ;;
  x*)
    SYS="${target_os}"
    ;;
esac
AM_CONDITIONAL(HAVE_BEOS, test "x${SYS}" = "xbeos")
AM_CONDITIONAL(HAVE_DARWIN, test "x${SYS}" = "xdarwin")
AM_CONDITIONAL(HAVE_WIN32, test "x${SYS}" = "xmingw32")

dnl
dnl Gettext stuff
dnl
ALL_LINGUAS="de en_GB fr it ja no ru nl pl sv"
AM_GNU_GETTEXT_VERSION(0.10.40)
AM_GNU_GETTEXT
if test "${nls_cv_force_use_gnu_gettext}" = "yes"; then
  AC_DEFINE(HAVE_INCLUDED_GETTEXT, 1, Define if we use the local libintl)
  INCLUDES="${INCLUDES} -I\\\$(top_srcdir)/intl"
else
  AC_CHECK_FUNCS(textdomain,,[
    AC_CHECK_LIB(intl,textdomain,
      LDFLAGS_vlc="${LDFLAGS_vlc} -lintl"
      LDFLAGS_plugins="${LDFLAGS_plugins} -lintl"
    )
  ])
fi
AM_CONDITIONAL(BUILD_INTL, test "${nls_cv_force_use_gnu_gettext}" = "yes")
XGETTEXT="${XGETTEXT} --keyword=_NS"

AC_MSG_CHECKING(for suffix of libraries)
AC_MSG_RESULT(${LIBEXT})

dnl Check for the need to include the mingwex lib for mingw32
if test x$SYS = xmingw32
then
    AC_CHECK_LIB(mingwex,opendir,
        AC_CHECK_LIB(mingw32,opendir,LDFLAGS_vlc="${LDFLAGS_vlc}",
            [LDFLAGS_vlc="${LDFLAGS_vlc} -lmingwex"
             LDFLAGS_gtk="${LDFLAGS_gtk} -lmingwex"])
    )
fi

dnl Check for fnative-struct or mms-bitfields support for mingw32
if test x$SYS = xmingw32
then
    AC_CACHE_CHECK([if \$CC accepts -mms-bitfields],
        [ac_cv_c_mms_bitfields],
        [CFLAGS="${CFLAGS_save} -mms-bitfields"
         AC_TRY_COMPILE([],,ac_cv_c_mms_bitfields=yes, ac_cv_c_mms_bitfields=no)])
    if test x"$ac_cv_c_mms_bitfields" != x"no"; then
        CFLAGS_mingw32_special="-mms-bitfields"
    else
        CFLAGS_mingw32_special="-fnative-struct"
    fi

    CFLAGS_save="${CFLAGS_save} ${CFLAGS_mingw32_special}";
    CXXFLAGS_save="${CXXFLAGS_save} ${CFLAGS_mingw32_special}";
    CFLAGS="${CFLAGS_save}"; CXXFLAGS="${CXXFLAGS_save}"
fi

dnl Check for fvtable-thunks support for mingw32
if test x$SYS = xmingw32
then
AC_LANG_PUSH(C++)
    AC_CACHE_CHECK([if \$CXX accepts -fvtable-thunks],
        [ac_cv_cxx_fvtable_thunks],
        [CXXFLAGS="${CXXFLAGS_save} -Wall -Werror -fvtable-thunks"
         AC_TRY_COMPILE([],,ac_cv_cxx_fvtable_thunks=yes,
                        ac_cv_cxx_fvtable_thunks=no)])
    if test x"$ac_cv_cxx_fvtable_thunks" = x"yes"; then
        CXXFLAGS_mingw32_special="-fvtable-thunks"
    fi

    CXXFLAGS_save="${CXXFLAGS_save} ${CXXFLAGS_mingw32_special}"
    CXXFLAGS="${CXXFLAGS_save}"
AC_LANG_POP(C++)
fi

dnl Flags for plugin compilation
case "x${SYS}" in
  xmingw32|xcygwin)
    CFLAGS_pics="${CFLAGS_pics} ${CFLAGS_mingw32_special}"
    CXXFLAGS_pics="${CXXFLAGS_pics} ${CFLAGS_mingw32_special} ${CXXFLAGS_mingw32_special}"
    OBJCFLAGS_pics="${OBJCFLAGS_pics} ${CFLAGS_mingw32_special}"
    CFLAGS_plugins="${CFLAGS_plugins} ${CFLAGS_mingw32_special}"
    CXXFLAGS_plugins="${CXXFLAGS_plugins} ${CFLAGS_mingw32_special} ${CXXFLAGS_mingw32_special}"
    OBJCFLAGS_plugins="${OBJCFLAGS_plugins} ${CFLAGS_mingw32_special}"
    ;;
  x*)
    CFLAGS_pics="${CFLAGS_pics} -fPIC"
    CXXFLAGS_pics="${CXXFLAGS_pics} -fPIC"
    OBJCFLAGS_pics="${OBJCFLAGS_pics} -fPIC"
    CFLAGS_plugins="${CFLAGS_plugins} -fPIC"
    CXXFLAGS_plugins="${CXXFLAGS_plugins} -fPIC"
    OBJCFLAGS_plugins="${OBJCFLAGS_plugins} -fPIC"
    LDFLAGS_plugins="${LDFLAGS_plugins} -fPIC"
    ;;
esac

dnl The -DSYS_FOO flag
CPPFLAGS_save="${CPPFLAGS_save} -DSYS_`echo ${SYS} | sed -e 's/-.*//' | tr 'abcdefghijklmnopqrstuvwxyz.' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ_'`"; CPPFLAGS="${CPPFLAGS_save}"

dnl Check for system libs needed
need_libc=false

AC_CHECK_FUNCS(gettimeofday select strerror strtod strtol isatty vasprintf swab sigrelse getpwuid memalign posix_memalign gethostbyname2 atoll getenv putenv setenv)

dnl Check for usual libc functions
AC_CHECK_FUNCS(strdup strndup atof lseek)
AC_CHECK_FUNCS(strcasecmp,,[AC_CHECK_FUNCS(stricmp)])
AC_CHECK_FUNCS(strncasecmp,,[AC_CHECK_FUNCS(strnicmp)])

AC_CHECK_FUNCS(connect,,[
  AC_CHECK_LIB(socket,connect,
    LDFLAGS_ipv4="${LDFLAGS_ipv4} -lsocket"
    LDFLAGS_vlc="${LDFLAGS_vlc} -lsocket"
)])

AC_CHECK_FUNCS(send,,[
  AC_CHECK_LIB(socket,send,
    LDFLAGS_access_http="${LDFLAGS_access_http} -lsocket"
    LDFLAGS_access_mms="${LDFLAGS_access_mms} -lsocket"
    LDFLAGS_access_udp="${LDFLAGS_access_udp} -lsocket"
    LDFLAGS_access_ftp="${LDFLAGS_access_ftp} -lsocket"
    LDFLAGS_sap="${LDFLAGS_sap} -lsocket"
    LDFLAGS_access_output_udp="${LDFLAGS_access_output_udp} -lsocket"
)])

AC_CHECK_FUNCS(gethostbyname,,[
  AC_CHECK_LIB(nsl,gethostbyname,LDFLAGS_ipv4="${LDFLAGS_ipv4} -lnsl",[
    AC_CHECK_LIB(bind,gethostbyname,LDFLAGS_ipv4="${LDFLAGS_ipv4} -lbind")])
])

have_nanosleep=false
AC_CHECK_FUNCS(nanosleep,have_nanosleep=:,[
  AC_CHECK_LIB(rt,nanosleep,
    [LDFLAGS_vlc="${LDFLAGS_vlc} -lrt"; have_nanosleep=:],
    [AC_CHECK_LIB(posix4,nanosleep,
        [LDFLAGS_vlc="${LDFLAGS_vlc} -lposix4"; have_nanosleep=:])]
  )
])
if ${have_nanosleep}; then
  AC_DEFINE(HAVE_NANOSLEEP, 1,
            Define if nanosleep is available.)
fi

dnl Check for socklen_t
AC_CACHE_CHECK([for socklen_t], ac_cv_type_socklen_t,
  [AC_TRY_COMPILE(
     [#include <sys/types.h>
      #include <sys/socket.h>],
     [socklen_t len = 42; return len;],
     ac_cv_type_socklen_t=yes,
     ac_cv_type_socklen_t=no)])
if test x$ac_cv_type_socklen_t != xno; then
  AC_DEFINE(HAVE_SOCKLEN_T, 1,
            Define if <sys/socket.h> defines socklen_t.)
fi

dnl HP/UX port
AC_CHECK_LIB(rt,sem_init, [LDFLAGS_vlc="${LDFLAGS_vlc} -lrt"])

AC_CHECK_FUNCS(inet_aton,,[
  AC_CHECK_LIB(resolv,inet_aton,LDFLAGS_ipv4="${LDFLAGS_ipv4} -lresolv")
])

dnl Check for getopt
need_getopt=false
AC_CHECK_FUNCS(getopt_long,[AC_DEFINE(HAVE_GETOPT_LONG,1,long getopt support)],
[ # FreeBSD has a gnugetopt library for this:
  AC_CHECK_LIB([gnugetopt],[getopt_long],
    [AC_DEFINE(HAVE_GETOPT_LONG,1,getopt support) LDFLAGS_vlc="${LDFLAGS_vlc} -lgnugetopt"],
    [need_getopt=:])])
AM_CONDITIONAL(BUILD_GETOPT, ${need_getopt})

AC_TYPE_SIGNAL
AC_CHECK_LIB(dl,dlopen,LDFLAGS_vlc="${LDFLAGS_vlc} -ldl")
AC_CHECK_LIB(m,cos,
  LDFLAGS_imdct="${LDFLAGS_imdct} -lm"
  LDFLAGS_filter_distort="${LDFLAGS_filter_distort} -lm"
  LDFLAGS_a52tofloat32="${LDFLAGS_a52tofloat32} -lm")
AC_CHECK_LIB(m,pow,
  LDFLAGS_ffmpeg="${LDFLAGS_ffmpeg} -lm"
  LDFLAGS_imdct="${LDFLAGS_imdct} -lm"
  LDFLAGS_imdct3dn="${LDFLAGS_imdct3dn} -lm"
  LDFLAGS_imdctsse="${LDFLAGS_imdctsse} -lm"
  LDFLAGS_i420_rgb="${LDFLAGS_i420_rgb} -lm"
  LDFLAGS_faad="${LDFLAGS_faad} -lm"
)

dnl Check for pthreads - borrowed from XMMS
THREAD_LIB=error
if test "x${THREAD_LIB}" = "xerror"; then
  AC_CHECK_LIB(pthread,main,THREAD_LIB="-lpthread")
fi
if test "x${THREAD_LIB}" = "xerror"; then
  AC_CHECK_LIB(pthreads,main,THREAD_LIB="-lpthreads")
fi
if test "x${THREAD_LIB}" = "xerror"; then
  AC_CHECK_LIB(c_r,main,THREAD_LIB="-lc_r")
fi
if test "x${THREAD_LIB}" = "xerror"; then
  AC_CHECK_FUNCS(pthread_mutex_lock)
  THREAD_LIB=""
fi

dnl Check for cthreads under GNU/Hurd for instance
AC_CHECK_LIB(threads,cthread_fork,THREAD_LIB="-lthreads")

dnl Check for misc headers
AC_MSG_CHECKING(for pthread_cond_t in pthread.h)
AC_EGREP_HEADER(pthread_cond_t,pthread.h,[
  AC_MSG_RESULT(yes)
  AC_DEFINE(PTHREAD_COND_T_IN_PTHREAD_H, 1,
            Define if <pthread.h> defines pthread_cond_t.)],[
  AC_MSG_RESULT(no)])

AC_MSG_CHECKING(for pthread_once in pthread.h)
AC_EGREP_HEADER(pthread_once,pthread.h,[
  AC_MSG_RESULT(yes)
  AC_DEFINE(PTHREAD_ONCE_IN_PTHREAD_H, 1,
            Define if <pthread.h> defines pthread_once.)],[
  AC_MSG_RESULT(no)])

AC_MSG_CHECKING(for strncasecmp in strings.h)
AC_EGREP_HEADER(strncasecmp,strings.h,[
  AC_MSG_RESULT(yes)
  AC_DEFINE(STRNCASECMP_IN_STRINGS_H, 1,
            Define if <strings.h> defines strncasecmp.)],[
  AC_MSG_RESULT(no)])

dnl Check for headers
AC_CHECK_HEADERS(signal.h time.h errno.h stdint.h getopt.h strings.h inttypes.h sys/int_types.h)
AC_CHECK_HEADERS(sys/sockio.h fcntl.h sys/types.h sys/time.h sys/times.h sys/ioctl.h sys/stat.h)
AC_CHECK_HEADERS(dlfcn.h image.h)
AC_CHECK_HEADERS(arpa/inet.h net/if.h netinet/in.h sys/socket.h)
AC_CHECK_HEADERS(machine/param.h sys/shm.h)
AC_CHECK_HEADERS(linux/version.h)

AC_HEADER_TIME

dnl Check for dirent
need_dirent=false
AC_CHECK_HEADERS(dirent.h,,[need_dirent=:])
AM_CONDITIONAL(BUILD_DIRENT, ${need_dirent})

dnl Mac OS X and other OSes don't have declaration for nanosleep
AC_MSG_CHECKING(for nanosleep in time.h)
AC_EGREP_HEADER(nanosleep,time.h,[
  AC_MSG_RESULT(yes)
  AC_DEFINE(HAVE_DECL_NANOSLEEP, 1,
            Define if <time.h> defines nanosleep.)
],[
  AC_MSG_RESULT(no)
])

dnl Make sure we have timespecs
AC_MSG_CHECKING(for timespec in sys/time.h)
AC_EGREP_HEADER(timespec,sys/time.h,[
  AC_MSG_RESULT(yes)
  AC_DEFINE(HAVE_STRUCT_TIMESPEC, 1,
            Define if <sys/time.h> defines struct timespec.)
],[
  AC_MSG_RESULT(no)
])

dnl Check for threads library
AC_CHECK_HEADERS(cthreads.h pthread.h kernel/scheduler.h kernel/OS.h)

dnl Default X headers and libraries
if test "x${x_includes}" = "xNONE"; then
  x_includes="/usr/X11R6/include"
fi
if test "x${x_libraries}" = "xNONE"; then
  x_libraries="/usr/X11R6/lib"
fi

dnl Build the gtk_main plugins?
NEED_GTK_MAIN=no
NEED_GNOME_MAIN=no

dnl build the qte plugin ?
NEED_QTE_MAIN=no

dnl Check for DPMS
if test "x${SYS}" != "xmingw32"
then
  CPPFLAGS="${CPPFLAGS_save} -I${x_includes}"
  AC_CHECK_HEADERS(X11/extensions/dpms.h, [
    AC_MSG_CHECKING(for DPMSInfo in X11/extensions/dpms.h)
    AC_EGREP_HEADER(DPMSInfo,X11/extensions/dpms.h,[
      AC_MSG_RESULT(yes)
      AC_DEFINE(DPMSINFO_IN_DPMS_H, 1,
                Define if <X11/extensions/dpms.h> defines DPMSInfo.)
    ],[
      AC_MSG_RESULT(no)
    ])
  ],,[
    #include <X11/Xlib.h>
  ])
  CPPFLAGS="${CPPFLAGS_save}"
fi

dnl Check for ntohl, etc.
AC_CACHE_CHECK([for ntohl in sys/param.h],
    [ac_cv_c_ntohl_sys_param_h],
    [CFLAGS="${CFLAGS_save} -Wall -Werror"
     AC_TRY_COMPILE([#include <sys/param.h>],
        [void foo() { int meuh; ntohl(meuh); }],
        ac_cv_c_ntohl_sys_param_h=yes, ac_cv_c_ntohl_sys_param_h=no)])
if test "x${ac_cv_c_ntohl_sys_param_h}" != "xno"; then
    AC_DEFINE(NTOHL_IN_SYS_PARAM_H, 1, Define if <sys/param.h> defines ntohl.)
fi

dnl Check for inline function size limit
AC_CACHE_CHECK([if \$CC accepts -finline-limit],
    [ac_cv_c_inline_limit],
    [CFLAGS="${CFLAGS_save} -finline-limit-30000"
     AC_TRY_COMPILE([],,ac_cv_c_inline_limit=yes, ac_cv_c_inline_limit=no)])
if test "x${ac_cv_c_inline_limit}" != "xno"; then
    CFLAGS_save="${CFLAGS_save} -finline-limit-30000"; CFLAGS="${CFLAGS_save}"
    CXXFLAGS_save="${CXXFLAGS_save} -finline-limit-30000"; CXXFLAGS="${CXXFLAGS_save}"
    OBJCFLAGS_save="${OBJCFLAGS_save} -finline-limit-30000"; OBJCFLAGS="${OBJCFLAGS_save}"
fi

# XXX: do this with an M4 macro?
#dnl Check for various -W flags
#for flag in "" all unreachable-code conversion sign-compare disabled-optimization
#do
#    AC_CACHE_CHECK([if \$CC accepts -W${flag}],
#        [ac_cv_c_W${flag}],
#        [CFLAGS="-W${flag} ${CFLAGS_save}"
#         AC_TRY_COMPILE([],,ac_cv_c_W${flag}=yes, ac_cv_c_W${flag}=no)])
#    if test "x${ac_cv_c_W${flag}}" != "xno"; then
#        CFLAGS_save="-W${flag} ${CFLAGS_save}"; CFLAGS="${CFLAGS_save}"
#        CXXFLAGS_save="-W${flag} ${CFLAGS_save}"; CXXFLAGS="${CXXFLAGS_save}"
#        OBJCFLAGS_save="-W${flag} ${OBJCFLAGS_save}"; OBJCFLAGS="${OBJCFLAGS_save}"
#    fi
#done

AC_CACHE_CHECK([if \$CC accepts -Wall],
    [ac_cv_c_Wall],
    [CFLAGS="-Wall ${CFLAGS_save}"
     AC_TRY_COMPILE([],,ac_cv_c_Wall=yes, ac_cv_c_Wall=no)])

AC_CACHE_CHECK([if \$CC accepts -Wconversion],
    [ac_cv_c_Wconversion],
    [CFLAGS="-Wconversion ${CFLAGS_save}"
     AC_TRY_COMPILE([],,ac_cv_c_Wconversion=yes, ac_cv_c_Wconversion=no)])

AC_CACHE_CHECK([if \$CC accepts -Wunreachable-code],
    [ac_cv_c_Wunreachable_code],
    [CFLAGS="-Wunreachable-code ${CFLAGS_save}"
     AC_TRY_COMPILE([],,ac_cv_c_Wunreachable_code=yes, ac_cv_c_Wunreachable_code=no)])

AC_CACHE_CHECK([if \$CC accepts -Wsign-compare],
    [ac_cv_c_Wsign_compare],
    [CFLAGS="-Wsign-compare ${CFLAGS_save}"
     AC_TRY_COMPILE([],,ac_cv_c_Wsign_compare=yes, ac_cv_c_Wsign_compare=no)])

AC_CACHE_CHECK([if \$CC accepts -Wdisabled-optimization],
    [ac_cv_c_Wdisabled_optimization],
    [CFLAGS="-Wdisabled-optimization ${CFLAGS_save}"
     AC_TRY_COMPILE([],,ac_cv_c_Wdisabled_optimization=yes, ac_cv_c_Wdisabled_optimization=no)])

AC_CACHE_CHECK([if \$CC accepts -Winline],
    [ac_cv_c_Winline],
    [CFLAGS="-Winline ${CFLAGS_save}"
     AC_TRY_COMPILE([],,ac_cv_c_Winline=yes, ac_cv_c_Winline=no)])

if test "x${ac_cv_c_Wall}" != "xno"; then
    CFLAGS_save="-Wall ${CFLAGS_save}"; CFLAGS="${CFLAGS_save}"
    CXXFLAGS_save="-Wall ${CFLAGS_save}"; CXXFLAGS="${CXXFLAGS_save}"
    OBJCFLAGS_save="-Wall ${OBJCFLAGS_save}"; OBJCFLAGS="${OBJCFLAGS_save}"
fi

if test "x${ac_cv_c_Wunreachable_code}" != "xno"; then
#    CFLAGS_save="-Wunreachable-code ${CFLAGS_save}"; CFLAGS="${CFLAGS_save}"
#    CXXFLAGS_save="-Wunreachable-code ${CFLAGS_save}"; CXXFLAGS="${CXXFLAGS_save}"
#    OBJCFLAGS_save="-Wunreachable-code ${OBJCFLAGS_save}"; OBJCFLAGS="${OBJCFLAGS_save}"

    dnl -Wunreachable-code means gcc-3.x, we can use -Wconversion and we can
    dnl activate -Winline for C++, it won't choke on system headers.
#    if test "x${ac_cv_c_Wconversion}" != "xno"; then
#        CFLAGS_save="-Wconversion ${CFLAGS_save}"; CFLAGS="${CFLAGS_save}"
#        CXXFLAGS_save="-Wconversion ${CFLAGS_save}"; CXXFLAGS="${CXXFLAGS_save}"
#        OBJCFLAGS_save="-Wconversion ${OBJCFLAGS_save}"; OBJCFLAGS="${OBJCFLAGS_save}"
#    fi
    if test "x${ac_cv_c_Winline}" != "xno"; then
        CXXFLAGS_save="-Winline ${CXXFLAGS_save}"; CXXFLAGS="${CXXFLAGS_save}"
    fi

fi

if test "x${ac_cv_c_Wsign_compare}" != "xno"; then
    CFLAGS_save="-Wsign-compare ${CFLAGS_save}"; CFLAGS="${CFLAGS_save}"
    CXXFLAGS_save="-Wsign-compare ${CFLAGS_save}"; CXXFLAGS="${CXXFLAGS_save}"
    OBJCFLAGS_save="-Wsign-compare ${OBJCFLAGS_save}"; OBJCFLAGS="${OBJCFLAGS_save}"
fi

if test "x${ac_cv_c_Wdisabled_optimization}" != "xno"; then
    CFLAGS_save="-Wdisabled-optimization ${CFLAGS_save}"; CFLAGS="${CFLAGS_save}"
    CXXFLAGS_save="-Wdisabled-optimization ${CFLAGS_save}"; CXXFLAGS="${CXXFLAGS_save}"
    OBJCFLAGS_save="-Wdisabled-optimization ${OBJCFLAGS_save}"; OBJCFLAGS="${OBJCFLAGS_save}"
fi

if test "x${ac_cv_c_Winline}" != "xno"; then
    CFLAGS_save="-Winline ${CFLAGS_save}"; CFLAGS="${CFLAGS_save}"
    OBJCFLAGS_save="-Winline ${OBJCFLAGS_save}"; OBJCFLAGS="${OBJCFLAGS_save}"
fi

dnl Check for -pipe
AC_CACHE_CHECK([if \$CC accepts -pipe],
    [ac_cv_c_pipe],
    [CFLAGS="${CFLAGS_save} -pipe"
     AC_TRY_COMPILE([],,ac_cv_c_pipe=yes, ac_cv_c_pipe=no)])
if test "x${ac_cv_c_pipe}" != "xno"; then
    CFLAGS_save="${CFLAGS_save} -pipe"; CFLAGS="${CFLAGS_save}"
    CXXFLAGS_save="${CXXFLAGS_save} -pipe"; CXXFLAGS="${CXXFLAGS_save}"
    OBJCFLAGS_save="${OBJCFLAGS_save} -pipe"; OBJCFLAGS="${OBJCFLAGS_save}"
fi

dnl Check for various optimization flags
AC_CACHE_CHECK([if \$CC accepts -O3],
    [ac_cv_c_o3],
    [CFLAGS="${CFLAGS_save} -O3"
     AC_TRY_COMPILE([],,ac_cv_c_o3=yes, ac_cv_c_o3=no)])
if test "x${ac_cv_c_o3}" != "xno"; then
    CFLAGS_OPTIM="${CFLAGS_OPTIM} -O3"
else
    AC_CACHE_CHECK([if \$CC accepts -O2],
        [ac_cv_c_o2],
        [CFLAGS="${CFLAGS_save} -O2"
         AC_TRY_COMPILE([],,ac_cv_c_o2=yes, ac_cv_c_o2=no)])
    if test "x${ac_cv_c_o2}" != "xno"; then
        CFLAGS_OPTIM="${CFLAGS_OPTIM} -O2"
    else
        AC_CACHE_CHECK([if \$CC accepts -O],
            [ac_cv_c_o],
            [CFLAGS="${CFLAGS_save} -O"
             AC_TRY_COMPILE([],,ac_cv_c_o=yes, ac_cv_c_o=no)])
        if test "x${ac_cv_c_o}" != "xno"; then
            CFLAGS_OPTIM="${CFLAGS_OPTIM} -O"
        fi
    fi
fi

dnl Check for -ffast-math
AC_CACHE_CHECK([if \$CC accepts -ffast-math],
    [ac_cv_c_fast_math],
    [CFLAGS="${CFLAGS_save} -ffast-math"
     AC_TRY_COMPILE([],,ac_cv_c_fast_math=yes, ac_cv_c_fast_math=no)])
if test "x${ac_cv_c_fast_math}" != "xno"; then
    CFLAGS_OPTIM="${CFLAGS_OPTIM} -ffast-math"
fi

dnl Check for -funroll-loops
AC_CACHE_CHECK([if \$CC accepts -funroll-loops],
    [ac_cv_c_unroll_loops],
    [CFLAGS="${CFLAGS_save} -funroll-loops"
     AC_TRY_COMPILE([],,ac_cv_c_unroll_loops=yes, ac_cv_c_unroll_loops=no)])
if test "x${ac_cv_c_unroll_loops}" != "xno"; then
    CFLAGS_OPTIM="${CFLAGS_OPTIM} -funroll-loops"
fi

dnl Check for -fomit-frame-pointer
AC_CACHE_CHECK([if \$CC accepts -fomit-frame-pointer],
    [ac_cv_c_omit_frame_pointer],
    [CFLAGS="${CFLAGS_save} -fomit-frame-pointer"
     AC_TRY_COMPILE([],,ac_cv_c_omit_frame_pointer=yes, ac_cv_c_omit_frame_pointer=no)])
if test "x${ac_cv_c_omit_frame_pointer}" != "xno"; then
    CFLAGS_OPTIM_NODEBUG="${CFLAGS_OPTIM_NODEBUG} -fomit-frame-pointer"
    # this plugin does not compile without -fomit-frame-pointer, damn gcc!
    CFLAGS_i420_yuy2_mmx="${CFLAGS_i420_yuy2_mmx} -fomit-frame-pointer"
fi

dnl Check for -mdynamic-no-pic
AC_CACHE_CHECK([if \$CC accepts -mdynamic-no-pic],
    [ac_cv_c_dynamic_no_pic],
    [CFLAGS="${CFLAGS_save} -mdynamic-no-pic"
     AC_TRY_COMPILE([],,ac_cv_c_dynamic_no_pic=yes, ac_cv_c_dynamic_no_pic=no)])
if test "x${ac_cv_c_dynamic_no_pic}" != "xno"; then
    CFLAGS_builtins="${CFLAGS_builtins} -mdynamic-no-pic"
    CFLAGS_libvlc="${CFLAGS_libvlc} -mdynamic-no-pic"
fi

dnl Check for Darwin plugin linking flags
AC_CACHE_CHECK([if \$CC accepts -bundle -undefined error -lcc_dynamic],
    [ac_cv_ld_darwin],
    [CFLAGS="${CFLAGS_save} -bundle -undefined error -lcc_dynamic"
     AC_TRY_COMPILE([],,ac_cv_ld_darwin=yes, ac_cv_ld_darwin=no)])
if test "x${ac_cv_ld_darwin}" != "xno"; then
    LDFLAGS_plugins="${LDFLAGS_plugins} -bundle -undefined error -lcc_dynamic"
fi

dnl Check for standard plugin linking flags
AC_CACHE_CHECK([if \$CC accepts -shared],
    [ac_cv_ld_plugins],
    [CFLAGS="${CFLAGS_save} -shared"
     AC_TRY_COMPILE([],, ac_cv_ld_plugins=yes, ac_cv_ld_plugins=no)])
if test "x${ac_cv_ld_plugins}" != "xno"; then
    LDFLAGS_plugins="${LDFLAGS_plugins} -shared"
fi

dnl Check for variadic macros
AC_CACHE_CHECK([for variadic cpp macros],
    [ac_cv_cpp_variadic_macros],
    [CFLAGS="${CFLAGS_save}"
     AC_TRY_COMPILE(
         [#include <stdio.h>
          #define a(b,c...) printf(b,##c)],
         [a("foo");a("%s","bar");a("%s%s","baz","quux");],
         ac_cv_cpp_variadic_macros=yes,
         ac_cv_cpp_variadic_macros=no)])
if test "x${ac_cv_cpp_variadic_macros}" != "xno"; then
    AC_DEFINE(HAVE_VARIADIC_MACROS, 1, Support for variadic macros)
fi

dnl Checks for __attribute__(aligned()) directive
AC_CACHE_CHECK([__attribute__ ((aligned ())) support],
    [ac_cv_c_attribute_aligned],
    [ac_cv_c_attribute_aligned=0
        CFLAGS="${CFLAGS_save} -Werror"
    for ac_cv_c_attr_align_try in 2 4 8 16 32 64; do
        AC_TRY_COMPILE([],
        [static char c __attribute__ ((aligned(${ac_cv_c_attr_align_try}))) = 0; return c;],
        [ac_cv_c_attribute_aligned="${ac_cv_c_attr_align_try}"])
    done
        CFLAGS="${CFLAGS_save}"])
if test "x${ac_cv_c_attribute_aligned}" != "x0"; then
    AC_DEFINE_UNQUOTED([ATTRIBUTE_ALIGNED_MAX],
        [${ac_cv_c_attribute_aligned}],[Maximum supported data alignment])
fi

dnl Checks for __attribute__(format()) directive
AC_CACHE_CHECK([__attribute__ ((format ())) support with function pointers],
    [ac_cv_c_attribute_format],
    [ac_cv_c_attribute_format=no
        CFLAGS="${CFLAGS_save} -Werror"
        AC_TRY_COMPILE([],
        [static void (*pf_printf)(const char *, ...) __attribute__ ((format(printf,1,2)));(void)pf_printf;],
        [ac_cv_c_attribute_format=yes])
        CFLAGS="${CFLAGS_save}"])
if test "x${ac_cv_c_attribute_format}" != "xno"; then
    AC_DEFINE(HAVE_ATTRIBUTE_FORMAT, 1, Support for __attribute__((format())) with function pointers)
fi

dnl
dnl  Check the CPU
dnl
case "x${target_cpu}" in
  x)
    ARCH=unknown
    ;;
  *)
    ARCH="${target_cpu}"
    ;;
esac

case "${ARCH}" in
  hppa64)
    CFLAGS_mpeg_video="${CFLAGS_mpeg_video} -ffunction-sections"
    ;;
esac

dnl
dnl  default modules
dnl
PLUGINS="${PLUGINS} dummy rc logger access_file memcpy"
PLUGINS="${PLUGINS} es audio m4v mpeg_system ps ts"
PLUGINS="${PLUGINS} idct idctclassic motion mpeg_video spudec mpeg_audio"
#PLUGINS="${PLUGINS} a52old imdct downmix imdct3dn downmix3dn imdctsse downmixsse"
PLUGINS="${PLUGINS} lpcm a52"
PLUGINS="${PLUGINS} deinterlace invert adjust wall transform distort clone crop motionblur"
PLUGINS="${PLUGINS} float32tos16 float32tos8 float32tou16 float32tou8 a52tospdif fixed32tofloat32 fixed32tos16 s16tofloat32 s16tofloat32swab s8tofloat32 u8tofixed32 u8tofloat32"
PLUGINS="${PLUGINS} trivial_resampler ugly_resampler linear_resampler"
PLUGINS="${PLUGINS} trivial_channel_mixer headphone_channel_mixer"
PLUGINS="${PLUGINS} trivial_mixer spdif_mixer float32_mixer"
PLUGINS="${PLUGINS} aout_file"
#PLUGINS="${PLUGINS} scope"
PLUGINS="${PLUGINS} i420_rgb i420_yuy2 i422_yuy2 i420_ymga"
PLUGINS="${PLUGINS} id3 m3u"
PLUGINS="${PLUGINS} wav araw demuxdump demuxsub adpcm"
PLUGINS="${PLUGINS} access_udp access_http ipv4 access_mms access_ftp"
PLUGINS="${PLUGINS} sap"

dnl
dnl  Accelerated modules
dnl
MMX_MODULES="memcpymmx idctmmx motionmmx i420_rgb_mmx i420_yuy2_mmx i422_yuy2_mmx i420_ymga_mmx"
MMXEXT_MODULES="memcpymmxext idctmmxext motionmmxext"
THREEDNOW_MODULES="memcpy3dn"
SSE_MODULES=""
ALTIVEC_MODULES="idctaltivec motionaltivec memcpyaltivec"

AC_CACHE_CHECK([if \$CC groks MMX inline assembly],
    [ac_cv_mmx_inline],
    [CFLAGS="${CFLAGS_save}"
     AC_TRY_COMPILE(,[void *p;asm volatile("packuswb %%mm1,%%mm2"::"r"(p));],
                    ac_cv_mmx_inline=yes, ac_cv_mmx_inline=no)])
if test "x${ac_cv_mmx_inline}" != "xno"; then
  ACCEL_MODULES="${ACCEL_MODULES} ${MMX_MODULES}"
fi

AC_CACHE_CHECK([if \$CC groks MMX EXT inline assembly],
    [ac_cv_mmxext_inline],
    [CFLAGS="${CFLAGS_save}"
     AC_TRY_COMPILE(,[void *p;asm volatile("maskmovq %%mm1,%%mm2"::"r"(p));],
                    ac_cv_mmxext_inline=yes, ac_cv_mmxext_inline=no)])
if test "x${ac_cv_mmxext_inline}" != "xno"; then
  ACCEL_MODULES="${ACCEL_MODULES} ${MMXEXT_MODULES}"
fi

AC_CACHE_CHECK([if \$CC groks 3D Now! inline assembly],
    [ac_cv_3dnow_inline],
    [CFLAGS="${CFLAGS_save}"
     AC_TRY_COMPILE(,[void *p;asm volatile("pfadd %%mm1,%%mm2"::"r"(p));],
                    ac_cv_3dnow_inline=yes, ac_cv_3dnow_inline=no)])
if test "x${ac_cv_3dnow_inline}" != "xno"; then
  AC_DEFINE(CAN_COMPILE_3DNOW, 1, Define if \$CC groks 3D Now! inline assembly.)
  ACCEL_MODULES="${ACCEL_MODULES} ${THREEDNOW_MODULES}"
fi

AC_CACHE_CHECK([if \$CC groks SSE inline assembly],
    [ac_cv_sse_inline],
    [CFLAGS="${CFLAGS_save}"
     AC_TRY_COMPILE(,[void *p;asm volatile("xorps %%xmm1,%%xmm2"::"r"(p));],
                    ac_cv_sse_inline=yes, ac_cv_sse_inline=no)])
if test "x${ac_cv_sse_inline}" != "xno" -a "x${SYS}" != "xmingw32"; then
  AC_DEFINE(CAN_COMPILE_SSE, 1, Define if \$CC groks SSE inline assembly.)
  ACCEL_MODULES="${ACCEL_MODULES} ${SSE_MODULES}"
fi

# don't try to grok AltiVec with native mingw32 it doesn't work right now
# we should be able to remove this test with future versions of mingw32
if test "x${SYS}" != "xmingw32"; then
AC_CACHE_CHECK([if \$CC groks AltiVec inline assembly],
    [ac_cv_altivec_inline],
    [CFLAGS="${CFLAGS_save}"
     AC_TRY_COMPILE(,[asm volatile("vperm 0,1,2,3");],
         ac_cv_altivec_inline=yes,
         [CFLAGS="${CFLAGS_save} -Wa,-m7400"
          AC_TRY_COMPILE(,[asm volatile("vperm 0,1,2,3");],
            [ac_cv_altivec_inline="-Wa,-m7400"],
            ac_cv_altivec_inline=no)
         ])])
if test "x${ac_cv_altivec_inline}" != "xno"; then
  AC_DEFINE(CAN_COMPILE_ALTIVEC, 1, Define if \$CC groks AltiVec inline assembly.)
  if test "x${ac_cv_altivec_inline}" != "xyes"; then
    CFLAGS_idctaltivec="${CFLAGS_idctaltivec} ${ac_cv_altivec_inline}"
    CFLAGS_motionaltivec="${CFLAGS_motionaltivec} ${ac_cv_altivec_inline}"
    CFLAGS_memcpyaltivec="${CFLAGS_memcpyaltivec} ${ac_cv_altivec_inline}"
    CFLAGS_vlc="${CFLAGS_vlc} ${ac_cv_altivec_inline}"
  fi
  ACCEL_MODULES="${ACCEL_MODULES} ${ALTIVEC_MODULES}"
fi

AC_CACHE_CHECK([if \$CC groks AltiVec C extensions],
    [ac_cv_c_altivec],
    [CFLAGS="${CFLAGS_save} -faltivec"
     # Darwin test
     AC_TRY_COMPILE(,[vec_mtvscr((vector unsigned int)(0));],
        ac_cv_c_altivec=-faltivec, [
        # Linux/PPC test
        CFLAGS="${CFLAGS_save} ${CFLAGS_idctaltivec} -fvec"
        AC_TRY_COMPILE(,[vec_mtvscr((vector unsigned int)(0));],
            [ac_cv_c_altivec="-fvec"], ac_cv_c_altivec=no)
        ])
     CFLAGS="${CFLAGS_save}"])
if test "x${ac_cv_c_altivec}" != "xno"; then
  AC_DEFINE(CAN_COMPILE_C_ALTIVEC, 1, Define if your compiler groks C AltiVec extensions.)
  CFLAGS_idctaltivec="${CFLAGS_idctaltivec} ${ac_cv_c_altivec}"
  CFLAGS_motionaltivec="${CFLAGS_motionaltivec} ${ac_cv_c_altivec}"
  CFLAGS_memcpyaltivec="${CFLAGS_memcpyaltivec} ${ac_cv_c_altivec}"
  CFLAGS_vlc="${CFLAGS_vlc} ${ac_cv_c_altivec}"
  ACCEL_MODULES="${ACCEL_MODULES} ${ALTIVEC_MODULES}"
fi

AC_CACHE_CHECK([if linker needs -framework vecLib],
    [ac_cv_ld_altivec],
    [LDFLAGS="${LDFLAGS_vlc} -framework vecLib"
     AC_TRY_LINK([],,ac_cv_ld_altivec=yes,ac_cv_ld_altivec=no)
     LDFLAGS="${LDFLAGS_save}"
    ])
if test "x${ac_cv_ld_altivec}" != "xno"; then
  LDFLAGS_idctaltivec="${LDFLAGS_idctaltivec} -framework vecLib"
  LDFLAGS_motionaltivec="${LDFLAGS_motionaltivec} -framework vecLib"
  LDFLAGS_memcpyaltivec="${LDFLAGS_memcpyaltivec} -framework vecLib"
  LDFLAGS_vlc="${LDFLAGS_vlc} -framework vecLib"
fi
fi # end if mingw32

AC_ARG_WITH(,[])
AC_ARG_WITH(,[Optimization options:])

dnl
dnl  Special arch tuning
dnl
AC_ARG_WITH(tuning,
[  --with-tuning=ARCH      enable special tuning for an architecture
                          (default i686 on IA-32 and 750 on PPC)])
if test "x${with_tuning}" != "x"; then
    if test "x${target_cpu}" = "xpowerpc"; then
        CFLAGS_TUNING="-mtune=${with_tuning}"
    else
        CFLAGS_TUNING="-mcpu=${with_tuning}"
    fi
else
    if test "x${target_cpu}" = "xi686" -o "x${target_cpu}" = "xi586" -o "x${target_cpu}" = "xi486" -o "x${target_cpu}" = "xi386"; then CFLAGS_TUNING="-mcpu=pentiumpro"
    else
        if test "x${target_cpu}" = "xpowerpc"; then CFLAGS_TUNING="-mtune=750"; fi
    fi
fi

dnl
dnl  x86 accelerations
dnl
if test "x${target_cpu}" = "xi686" -o "x${target_cpu}" = "xi586" -o "x${target_cpu}" = "xx86" -o "x${target_cpu}" = "xi386"
then
    ARCH="${ARCH} mmx"
    PLUGINS="${PLUGINS} ${ACCEL_MODULES}"
fi

dnl
dnl  Enable/disable optimizations
dnl
AC_ARG_ENABLE(optimizations,
[  --disable-optimizations disable compiler optimizations (default enabled)])
AM_CONDITIONAL(OPTIM, test "x${enable_optimizations}" != "xno")

dnl
dnl  AltiVec acceleration
dnl
AC_ARG_ENABLE(altivec,
[  --disable-altivec       disable AltiVec optimizations (default enabled on PPC)],
[ if test "x${enable_altivec}" = "xyes"; then ARCH="${ARCH} altivec";
    BUILTINS="${BUILTINS} ${ACCEL_MODULES}"; fi ],
[ if test "x${target_cpu}" = "xpowerpc"; then ARCH="${ARCH} altivec";
    BUILTINS="${BUILTINS} ${ACCEL_MODULES}"; fi ])

dnl
dnl  Debugging mode
dnl
AC_ARG_ENABLE(debug,
[  --enable-debug          debug mode (default disabled)])
AM_CONDITIONAL(DEBUG, test "x${enable_debug}" = "xyes")

dnl
dnl  Enable release-specific flags
dnl
AC_ARG_ENABLE(release,
[  --enable-release        activate extra optimizations (default disabled)])
AM_CONDITIONAL(RELEASE, test "x${enable_release}" = "xyes")

dnl
dnl Stream output
dnl
AC_ARG_ENABLE(sout,
  [  --enable-sout           Stream output modules (default enabled)])
if test "x${enable_sout}" != "xno"
then
  PLUGINS="${PLUGINS} access_output_dummy access_output_udp access_output_file"
  PLUGINS="${PLUGINS} mux_ts mux_ps mux_avi mux_dummy"
  PLUGINS="${PLUGINS} packetizer_mpegaudio packetizer_mpegvideo packetizer_a52"
  PLUGINS="${PLUGINS} packetizer_mpeg4video packetizer_mpeg4audio"
  PLUGINS="${PLUGINS} packetizer_copy"
fi


dnl
dnl  Input plugins
dnl

AC_ARG_WITH(,[Input plugins:])

dnl
dnl  DVD module: optionally check for installed libdvdcss
dnl
AC_ARG_ENABLE(dvd,
[  --enable-dvd            DVD input module (default enabled)])
if test "x${enable_dvd}" != "xno"
then
  AC_ARG_WITH(dvdcss,
  [    --with-dvdcss=PATH    libdvdcss headers and libraries])
  AC_ARG_WITH(dvdcss-tree,
  [    --with-dvdcss-tree=PATH libdvdcss tree for static linking])
  case "x${with_dvdcss}" in
  x|xyes)
    if test "x${with_dvdcss_tree}" = x
    then
      AC_CHECK_HEADERS(dvdcss/dvdcss.h,
        [ PLUGINS="${PLUGINS} dvd"
          LDFLAGS_dvd="${LDFLAGS_dvd} -ldvdcss"
          LDFLAGS_dvdcss="${LDFLAGS_dvdcss} -ldvdcss" ],
        [ AC_MSG_WARN([libdvdcss is no longer provided with vlc; please get libdvdcss from http://www.videolan.org/libdvdcss/ and build it. Then either use --with-dvdcss=<path/where/libdvdcss/was/installed> for dynamic linking (recommended under Unix) or --with-dvdcss-tree=<path/where/libdvdcss/was/built> for static linking (recommended under BeOS, Windows, MacOS X). Alternatively you can use --disable-dvd to disable the DVD plugin.])
          AC_MSG_ERROR([cannot find libdvdcss headers]) ])
    else
      AC_MSG_CHECKING(for libdvdcss.a in ${with_dvdcss_tree})
      real_dvdcss_tree="`cd ${with_dvdcss_tree} 2>/dev/null && pwd`"
      if test "x${real_dvdcss_tree}" = "x"
      then
        dnl  The given directory can't be found
        AC_MSG_RESULT(no)
        AC_MSG_ERROR([cannot cd to ${with_dvdcss_tree}])
      fi
      if test -f "${real_dvdcss_tree}/src/.libs/libdvdcss.a"
      then
        dnl  Use a custom libdvdcss
        AC_MSG_RESULT(${real_dvdcss_tree}/src/.libs/libdvdcss.a)
        BUILTINS="${BUILTINS} dvd"
        LDFLAGS_dvd="${LDFLAGS_dvd} ${real_dvdcss_tree}/src/.libs/libdvdcss.a"
        LDFLAGS_dvdcss="${LDFLAGS_dvdcss} ${real_dvdcss_tree}/src/.libs/libdvdcss.a"
        CPPFLAGS_dvd="${CPPFLAGS_dvd} -I${real_dvdcss_tree}/src"
      else
        dnl  The given libdvdcss wasn't built
        AC_MSG_RESULT(no)
        AC_MSG_ERROR([cannot find ${real_dvdcss_tree}/src/.libs/libdvdcss.a, make sure you compiled libdvdcss in ${with_dvdcss_tree}])
      fi
    fi
  ;;
  xno)
    dnl  Compile without dvdcss (dlopen version, works only under Linux)
    PLUGINS="${PLUGINS} dvd"
    CPPFLAGS_dvd="${CPPFLAGS_dvd} -DGOD_DAMN_DMCA"
    LDFLAGS_dvd="${LDFLAGS_dvd} -ldl"
  ;;
  *)
    AC_MSG_CHECKING(for dvdcss headers in ${with_dvdcss})
    if test -f ${with_dvdcss}/include/dvdcss/dvdcss.h
    then
      dnl  Use ${with_dvdcss}/include/dvdcss/dvdcss.h
      AC_MSG_RESULT(yes)
      PLUGINS="${PLUGINS} dvd"
      LDFLAGS_dvd="${LDFLAGS_dvd} -L${with_dvdcss}/lib -ldvdcss"
      LDFLAGS_dvdcss="${LDFLAGS_dvdcss} -L${with_dvdcss}/lib -ldvdcss"
      CPPFLAGS_dvd="${CPPFLAGS_dvd} -I${with_dvdcss}/include"
    else
      dnl  No libdvdcss could be found, sorry
      AC_MSG_RESULT(no)
      AC_MSG_ERROR([cannot find ${with_dvdcss}/include/dvdcss/dvdcss.h])
    fi
  ;;
  esac
fi

dnl
dnl dvdread module: check for libdvdread
dnl
AC_ARG_ENABLE(dvdread,
[  --enable-dvdread        dvdread input module (default disabled)])
if test "x${enable_dvdread}" != "xno"
then
  AC_ARG_WITH(dvdread,
  [    --with-dvdread=PATH    libdvdread headers and libraries])
  AC_ARG_WITH(dvdread-tree,
  [    --with-dvdread-tree=PATH libdvdread tree for static linking])
  if test "x${with_dvdread}" = x
  then
    if test "x${with_dvdread_tree}" = x
    then
      AC_CHECK_HEADERS(dvdread/dvd_reader.h,
        [ PLUGINS="${PLUGINS} dvdread"
          LDFLAGS_dvdread="${LDFLAGS_dvdread} -ldvdread ${LDFLAGS_dvdcss}" ],
        [ if test "x${enable_dvdread}" != "x"
          then
            AC_MSG_WARN([Please get libdvdread from http://www.dtek.chalmers.se/groups/dvd/downloads.shtml])
            AC_MSG_ERROR([cannot find libdvdread headers])
          fi ])
    else
      AC_MSG_CHECKING(for libdvdread.a in ${with_dvdread_tree})
      real_dvdread_tree="`cd ${with_dvdread_tree} 2>/dev/null && pwd`"
      if test "x${real_dvdread_tree}" = "x"
      then
        dnl  The given directory can't be found
        AC_MSG_RESULT(no)
        AC_MSG_ERROR([cannot cd to ${with_dvdread_tree}])
      fi
      if test -f "${real_dvdread_tree}/dvdread/.libs/libdvdread.a"
      then
        dnl  Use a custom libdvdread
        AC_MSG_RESULT(${real_dvdread_tree}/dvdread/.libs/libdvdread.a)
        BUILTINS="${BUILTINS} dvdread"
        LDFLAGS_dvdread="${LDFLAGS_dvdread} ${real_dvdread_tree}/dvdread/.libs/libdvdread.a ${LDFLAGS_dvdcss}"
        CPPFLAGS_dvdread="${CPPFLAGS_dvdread} -I${real_dvdread_tree}"
      else
        dnl  The given libdvdread wasn't built
        AC_MSG_RESULT(no)
        AC_MSG_ERROR([cannot find ${real_dvdread_tree}/dvdread/.libs/libdvdread.a, make sure you compiled libdvdread in ${with_dvdread_tree}])
      fi
    fi
  else
    AC_MSG_CHECKING(for dvdread headers in ${with_dvdread})
    if test -f ${with_dvdread}/include/dvdread/dvd_reader.h
    then
      dnl  Use ${with_dvdread}/include/dvdread/dvd_reader.h
      AC_MSG_RESULT(yes)
      PLUGINS="${PLUGINS} dvdread"
      LDFLAGS_dvdread="${LDFLAGS_dvdread} -L${with_dvdread}/lib -ldvdread ${LDFLAGS_dvdcss}"
      CPPFLAGS_dvdread="${CPPFLAGS_dvdread} -I${with_dvdread}/include"
    else
      dnl  No libdvdread could be found, sorry
      AC_MSG_RESULT(no)
      AC_MSG_ERROR([cannot find ${with_dvdread}/include/dvdread/dvd_reader.h])
    fi
  fi
fi

dnl
dnl dvdplay module: check for libdvdplay
dnl
AC_ARG_ENABLE(dvdplay,
[  --enable-dvdplay        dvdplay input module (default disabled)])
if test "x${enable_dvdplay}" != "xno"
then
  AC_ARG_WITH(dvdplay,
  [    --with-dvdplay=PATH    libdvdplay headers and libraries])
  AC_ARG_WITH(dvdplay-tree,
  [    --with-dvdplay-tree=PATH libdvdplay tree for static linking])
  if test "x${with_dvdplay}" = x
  then
    if test "x${with_dvdplay_tree}" = x
    then
      AC_CHECK_HEADERS(dvdplay/dvdplay.h,
        [ PLUGINS="${PLUGINS} dvdplay"
          LDFLAGS_dvdplay="${LDFLAGS_dvdplay} -ldvdplay ${LDFLAGS_dvdread} ${LDFLAGS_dvdcss}"
          CPPFLAGS_dvdplay="${CPPFLAGS_dvdplay} ${CPPFLAGS_dvdread}" ],
        [ if test "x${enable_dvdplay}" != "x"
          then
            AC_MSG_WARN([Please get libdvdplay from http://www.videolan.org/.])
            AC_MSG_ERROR([cannot find libdvdplay headers])
          fi ])
    else
      AC_MSG_CHECKING(for libdvdplay.a in ${with_dvdplay_tree})
      real_dvdplay_tree="`cd ${with_dvdplay_tree} 2>/dev/null && pwd`"
      if test "x${real_dvdplay_tree}" = "x"
      then
        dnl  The given directory can't be found
        AC_MSG_RESULT(no)
        AC_MSG_ERROR([cannot cd to ${with_dvdplay_tree}])
      fi
      if test -f "${real_dvdplay_tree}/src/.libs/libdvdplay.a"
      then
        dnl  Use a custom libdvdplay
        AC_MSG_RESULT(${real_dvdplay_tree}/src/.libs/libdvdplay.a)
        BUILTINS="${BUILTINS} dvdplay"
        LDFLAGS_dvdplay="${LDFLAGS_dvdplay} ${real_dvdplay_tree}/src/.libs/libdvdplay.a ${LDFLAGS_dvdread} ${LDFLAGS_dvdcss}"
        CPPFLAGS_dvdplay="${CPPFLAGS_dvdplay} ${CPPFLAGS_dvdread} -I${real_dvdplay_tree}/src"
      else
        dnl  The given libdvdplay wasn't built
        AC_MSG_RESULT(no)
        AC_MSG_ERROR([cannot find ${real_dvdplay_tree}/src/.libs/libdvdplay.a, make sure you compiled libdvdplay in ${with_dvdplay_tree}])
      fi
    fi
  else
    AC_MSG_CHECKING(for dvdplay headers in ${with_dvdplay})
    if test -f ${with_dvdplay}/include/dvdplay/dvdplay.h
    then
      dnl  Use ${with_dvdplay}/include/dvdplay/dvdplay.h
      AC_MSG_RESULT(yes)
      PLUGINS="${PLUGINS} dvdplay"
      LDFLAGS_dvdplay="${LDFLAGS_dvdplay} -L${with_dvdplay}/lib -ldvdplay ${LDFLAGS_dvdread} ${LDFLAGS_dvdcss}"
      CPPFLAGS_dvdplay="${CPPFLAGS_dvdplay} ${CPPFLAGS_dvdread} -I${with_dvdplay}/include"
    else
      dnl  No libdvdplay could be found, sorry
      AC_MSG_RESULT(no)
      AC_MSG_ERROR([cannot find ${with_dvdplay}/include/dvdplay/dvdplay.h])
    fi
  fi
fi

dnl
dnl  libdvbpsi ts demux/mux
dnl
AC_ARG_ENABLE(dvbpsi,
[  --enable-dvbpsi         dvbpsi ts mux and demux module (default enabled)])
if test "x${enable_dvbpsi}" != "xno"
then
  AC_ARG_WITH(dvbpsi,
  [    --with-dvbpsi=PATH    libdvbpsi headers and libraries])
  AC_ARG_WITH(dvbpsi,
  [    --with-dvbpsi-tree=PATH libdvbpsi tree for static linking])
  case "x${with_dvbpsi}" in
  x|xyes)
    if test "x${with_dvbpsi_tree}" = "x"
    then
      AC_CHECK_HEADERS(dvbpsi/dr.h,
        [ PLUGINS="${PLUGINS} ts_dvbpsi"
          LDFLAGS_ts_dvbpsi="${LDFLAGS_ts_dvbpsi} -ldvbpsi" 
          PLUGINS="${PLUGINS} mux_ts_dvbpsi"
          LDFLAGS_mux_ts_dvbpsi="${LDFLAGS_mux_ts_dvbpsi} -ldvbpsi" ],
        [  AC_MSG_WARN([cannot find libdvbpsi headers]) ],
        [#include <stdint.h>
#include <dvbpsi/dvbpsi.h>
#include <dvbpsi/descriptor.h>
#include <dvbpsi/pat.h>
#include <dvbpsi/pmt.h>])
    else
      AC_MSG_CHECKING(for libdvbpsi.a in ${with_dvbpsi_tree})
      real_dvbpsi_tree="`cd ${with_dvbpsi_tree} 2>/dev/null && pwd`"
      if test "x${real_dvbpsi_tree}" = "x"
      then
        dnl  The given directory can't be found
        AC_MSG_RESULT(no)
        AC_MSG_ERROR([cannot cd to ${with_dvbpsi_tree}])
      fi
      if test -f "${real_dvbpsi_tree}/src/.libs/libdvbpsi.a"
      then
        dnl  Use a custom libdvbpsi
        AC_MSG_RESULT(${real_dvbpsi_tree}/src/.libs/libdvbpsi.a)
        BUILTINS="${BUILTINS} ts_dvbpsi"
        LDFLAGS_ts_dvbpsi="${LDFLAGS_ts_dvbpsi} ${real_dvbpsi_tree}/src/.libs/libdvbpsi.a"
        CPPFLAGS_ts_dvbpsi="${CPPFLAGS_ts_dvbpsi} -I${real_dvbpsi_tree}/src"

        BUILTINS="${BUILTINS} mux_ts_dvbpsi"
        LDFLAGS_mux_ts_dvbpsi="${LDFLAGS_mux_ts_dvbpsi} ${real_dvbpsi_tree}/src/.libs/libdvbpsi.a"
        CPPFLAGS_mux_ts_dvbpsi="${CPPFLAGS_mux_ts_dvbpsi} -I${real_dvbpsi_tree}/src"

      else
        dnl  The given libdvbpsi wasn't built
        AC_MSG_RESULT(no)
        AC_MSG_ERROR([cannot find ${real_dvbpsi_tree}/src/.libs/libdvbpsi.a, make sure you compiled libdvbpsi in ${with_dvbpsi_tree}])
      fi
    fi
  ;;
  xno)
    dnl  Compile without dvbpsi
  ;;
  *)
    AC_MSG_CHECKING(for dvbpsi headers in ${with_dvbpsi})
    if test "x${with_dvbpsi}" = "x"
    then
      LDFLAGS_test=""
      CPPFLAGS_test=""
    else
      LDFLAGS_test="-L${with_dvbpsi}/lib"
      CPPFLAGS_test="-I${with_dvbpsi}/include"
    fi
    CPPFLAGS="${CPPFLAGS_save} ${CPPFLAGS_test}"
    AC_CHECK_HEADER([dvbpsi/dr.h],[
      PLUGINS="${PLUGINS} ts_dvbpsi"
      LDFLAGS_ts_dvbpsi="${LDFLAGS_ts_dvbpsi} ${LDFLAGS_test} -ldvbpsi"
      CPPFLAGS_ts_dvbpsi="${CPPFLAGS_ts_dvbpsi} ${CPPFLAGS_test}"
      PLUGINS="${PLUGINS} mux_ts_dvbpsi"
      LDFLAGS_mux_ts_dvbpsi="${LDFLAGS_mux_ts_dvbpsi} ${LDFLAGS_test} -ldvbpsi"
      CPPFLAGS_mux_ts_dvbpsi="${CPPFLAGS_mux_ts_dvbpsi} ${CPPFLAGS_test}"

      ],[
      if test "x${enable_dvbpsi}" != "x"
      then
        AC_MSG_ERROR([Could not find libdvbpsi on your system: you may get it from www.videolan.org, you'll need at least version 0.1.1])
      fi
    ])
    CPPFLAGS="${CPPFLAGS_save}"
  ;;
  esac
fi

dnl
dnl  Video4Linux plugin
dnl
AC_ARG_ENABLE(v4l,
  [  --enable-v4l            Video4Linux input support (default disabled)])
if test "x${enable_v4l}" = "xyes"
then
  AC_CHECK_HEADERS(libv4l/v4l.h, [
    PLUGINS="${PLUGINS} v4l"
   ],[])
fi

dnl
dnl  VCD module
dnl
AC_ARG_ENABLE(vcd,
  [  --enable-vcd            VCD support for Linux, FreeBSD, MacOS X and Win32 (default enabled)])

if test "x${enable_vcd}" != "xno"
then
  AC_MSG_CHECKING(for cdrom_msf0 in linux/cdrom.h)
  AC_EGREP_HEADER(cdrom_msf0,linux/cdrom.h,[
    AC_MSG_RESULT(yes)
    PLUGINS="${PLUGINS} vcd"
  ],[
    AC_MSG_RESULT(no)
  ])

  AC_MSG_CHECKING(for scsireq in sys/scsiio.h)
  AC_EGREP_HEADER(scsireq,sys/scsiio.h,[
    AC_MSG_RESULT(yes)
    PLUGINS="${PLUGINS} vcd"
    AC_DEFINE(HAVE_SCSIREQ_IN_SYS_SCSIIO_H, 1, For NetBSD VCD support)
  ],[
    AC_MSG_RESULT(no)
  ])

  AC_MSG_CHECKING(for ioc_toc_header in sys/cdio.h)
  AC_EGREP_HEADER(ioc_toc_header ,sys/cdio.h,[
    AC_MSG_RESULT(yes)
    PLUGINS="${PLUGINS} vcd"
    AC_DEFINE(HAVE_IOC_TOC_HEADER_IN_SYS_CDIO_H, 1, For FreeBSD VCD support)
  ],[
    AC_MSG_RESULT(no)
  ])

  if test "x${SYS}" = "xbsdi" -o "x${SYS}" = "xmingw32"
  then
    PLUGINS="${PLUGINS} vcd"
  fi

  if test "x${SYS}" = "xdarwin"
  then
    PLUGINS="${PLUGINS} vcd"
    LDFLAGS_vcd="${LDFLAGS_vcd} -framework IOKit -framework CoreFoundation"
  fi
fi

dnl
dnl  Satellite input module
dnl
AC_ARG_ENABLE(satellite,
  [  --enable-satellite      satellite card support (default disabled)],
  [ if test "x${enable_satellite}" = "xyes"
    then
      PLUGINS="${PLUGINS} satellite"
    fi])

dnl
dnl  ipv6 plugin - not for QNX yet
dnl
if test "x${SYS}" != "xnto" && test "x${SYS}" != "xmingw32"
then
  have_ipv6=false
  AC_CHECK_FUNCS(inet_pton,[have_ipv6=:],[
    AC_CHECK_LIB(resolv,inet_pton,
      [have_ipv6=:
       LDFLAGS_ipv6="${LDFLAGS_ipv6} -lresolv"])
  ])
  AC_MSG_CHECKING(for sockaddr_in6 in netinet/in.h)
  AC_EGREP_HEADER(sockaddr_in6,netinet/in.h,
    [AC_MSG_RESULT(yes)], [AC_MSG_RESULT(no); have_ipv6=false])
  if ${have_ipv6}; then
    PLUGINS="${PLUGINS} ipv6"
  fi
fi
if test "x${SYS}" = "xmingw32"
then
  AC_MSG_CHECKING(for getaddrinfo in ws2tcpip.h)
  AC_EGREP_HEADER(addrinfo,ws2tcpip.h,[AC_MSG_RESULT(yes)
    PLUGINS="${PLUGINS} ipv6"],[AC_MSG_RESULT(no)])
fi

dnl
dnl  AVI demux plugin
dnl
AC_ARG_ENABLE(avi,
  [  --enable-avi            AVI demux module (default enabled)])
if test "x${enable_avi}" != "xno"
then
  PLUGINS="${PLUGINS} avi"
fi

dnl
dnl  ASF demux plugin
dnl
AC_ARG_ENABLE(asf,
  [  --enable-asf            ASF demux module (default enabled)])
if test "x${enable_asf}" != "xno"
then
  PLUGINS="${PLUGINS} asf"
fi

dnl
dnl  AAC demux plugin
dnl
AC_ARG_ENABLE(aac,
  [  --enable-aac            AAC demux module (default enabled)])
if test "x${enable_aac}" != "xno"
then
  PLUGINS="${PLUGINS} aac"
fi

dnl
dnl  ogg plugin
dnl
AC_ARG_ENABLE(ogg,
  [  --enable-ogg            Ogg demux support (default enabled)])
if test "x${enable_ogg}" != "xno"
then
  AC_CHECK_HEADERS(ogg/ogg.h, [
    AC_CHECK_LIB( ogg, oggpack_read, [
      PLUGINS="${PLUGINS} ogg"
      LDFLAGS_ogg="${LDFLAGS_ogg} -logg"
      AC_CHECK_LIB( ogg, oggpackB_read, [
        CPPFLAGS_ogg="${CPPFLAGS_ogg} -DHAVE_OGGPACKB"])])
   ],[])
fi

dnl
dnl  raw dv demux plugin
dnl
AC_ARG_ENABLE(rawdv,
  [  --enable-rawdv          raw dv demux module (default enabled)])
if test "x${enable_rawdv}" != "xno"
then
  PLUGINS="${PLUGINS} rawdv"
fi

dnl
dnl  Codec plugins
dnl

AC_ARG_WITH(,[Codec plugins:])

dnl
dnl  mad plugin
dnl
AC_ARG_ENABLE(mad,
  [  --enable-mad            libmad module (default disabled)])
if test "x${enable_mad}" = "xyes"
then
  AC_ARG_WITH(mad,
    [    --with-mad=PATH       path to libmad],[],[])
  if test "x${with_mad}" != "xno" -a "x${with_mad}" != "x"
  then
    CPPFLAGS_mpgatofixed32="${CPPFLAGS_mpgatofixed32} -I${with_mad}/include"
    LDFLAGS_mpgatofixed32="${LDFLAGS_mpgatofixed32} -L${with_mad}/lib"
  fi

  AC_ARG_WITH(mad-tree,
    [    --with-mad-tree=PATH  mad tree for static linking],[],[])
  if test "x${with_mad_tree}" != "xno" -a "x${with_mad_tree}" != "x"
  then
    real_mad_tree="`cd ${with_mad_tree} 2>/dev/null && pwd`"
    if test "x${real_mad_tree}" = "x"
    then
      dnl  The given directory can't be found
      AC_MSG_RESULT(no)
      AC_MSG_ERROR([${with_mad_tree} directory doesn't exist])
    fi
    dnl  Use a custom libmad
    AC_MSG_CHECKING(for mad.h in ${real_mad_tree}/libmad)
    if test -f ${real_mad_tree}/libmad/mad.h
    then
      AC_MSG_RESULT(yes)
      CPPFLAGS_mpgatofixed32="${CPPFLAGS_mpgatofixed32} -I${real_mad_tree}/libmad"
      LDFLAGS_mpgatofixed32="${LDFLAGS_mpgatofixed32} -L${real_mad_tree}/libmad/.libs"
      LDFLAGS="${LDFLAGS_save} ${LDFLAGS_mpgatofixed32}"
      AC_CHECK_LIB(mad, mad_bit_init, [
        BUILTINS="${BUILTINS} mpgatofixed32"
        LDFLAGS_mpgatofixed32="${LDFLAGS_mpgatofixed32} -lmad"
        ],[ AC_MSG_ERROR([the specified tree hasn't been compiled ])
      ],[])
      LDFLAGS="${LDFLAGS_save}"
    else
      AC_MSG_RESULT(no)
      AC_MSG_ERROR([the specified tree doesn't have mad.h])
    fi
  else
    CPPFLAGS="${CPPFLAGS_save} ${CPPFLAGS_mpgatofixed32}"
    LDFLAGS="${LDFLAGS_save} ${LDFLAGS_mpgatofixed32}"
    AC_CHECK_HEADERS(mad.h, ,
      [ AC_MSG_ERROR([Cannot find development headers for libmad...]) ])
    AC_CHECK_LIB(mad, mad_bit_init, [
      PLUGINS="${PLUGINS} mpgatofixed32"
      LDFLAGS_mpgatofixed32="${LDFLAGS_mpgatofixed32} -lmad" ],
      [ AC_MSG_ERROR([Cannot find libmad library...]) ])
    CPPFLAGS="${CPPFLAGS_save}"
    LDFLAGS="${LDFLAGS_save}"
  fi
fi

dnl
dnl   libid3tag support
dnl
AC_CHECK_HEADERS(id3tag.h, [
  LDFLAGS_id3tag="${LDFLAGS_id3tag} -lz -lid3tag"
  PLUGINS="${PLUGINS} id3tag"])

dnl
dnl  ffmpeg decoder plugin
dnl
AC_ARG_ENABLE(ffmpeg,
[  --enable-ffmpeg         ffmpeg codec (default disabled)])
if test "x${enable_ffmpeg}" = "xyes"
then
  AC_ARG_WITH(ffmpeg,
    [    --with-ffmpeg=PATH    path to ffmpeg installation],[],[])
  if test "x${with_ffmpeg}" != "xno" -a "x${with_ffmpeg}" != "x"
  then
    CPPFLAGS_ffmpeg="${CPPFLAGS_ffmpeg} -I${with_ffmpeg}/include/ffmpeg"
    LDFLAGS_ffmpeg="${LDFLAGS_ffmpeg} -L${with_ffmpeg}/lib"
  fi

  dnl Add postprocessing modules
  PLUGINS="${PLUGINS} postprocessing_c"
  if test "x${ac_cv_mmx_inline}" != "xno"; then
    PLUGINS="${PLUGINS} postprocessing_mmx"
  fi

  if test "x${ac_cv_mmxext_inline}" != "xno"; then
    PLUGINS="${PLUGINS} postprocessing_mmxext"
  fi

  AC_ARG_WITH(ffmpeg-tree,
  [    --with-ffmpeg-tree=PATH ffmpeg tree for static linking])
  if test "x${with_ffmpeg_tree}" != "x"
  then
    AC_MSG_CHECKING(for libavcodec.a in ${with_ffmpeg_tree})
    real_ffmpeg_tree="`cd ${with_ffmpeg_tree} 2>/dev/null && pwd`"
    if test "x${real_ffmpeg_tree}" = x
    then
      dnl  The given directory can't be found
      AC_MSG_RESULT(no)
      AC_MSG_ERROR([cannot cd to ${with_ffmpeg_tree}])
    fi
    if test -f "${real_ffmpeg_tree}/libavcodec/libavcodec.a"
    then
      dnl  Use a custom libffmpeg
      AC_MSG_RESULT(${real_ffmpeg_tree}/libavcodec/libavcodec.a)
      BUILTINS="${BUILTINS} ffmpeg"
      LDFLAGS_ffmpeg="${LDFLAGS_ffmpeg} ${real_ffmpeg_tree}/libavcodec/libavcodec.a"
      CPPFLAGS_ffmpeg="${CPPFLAGS_ffmpeg} -I${real_ffmpeg_tree}/libavcodec"
    else
      dnl  The given libavcodec wasn't built
      AC_MSG_RESULT(no)
      AC_MSG_ERROR([cannot find ${real_ffmpeg_tree}/libavcodec/libavcodec.a, make sure you compiled libavcodec in ${with_ffmpeg_tree}])
    fi
  else
    CPPFLAGS="${CPPFLAGS_save} ${CPPFLAGS_ffmpeg}"
    LDFLAGS="${LDFLAGS_save} ${LDFLAGS_ffmpeg}"
    AC_CHECK_LIB(avcodec, avcodec_init, [
      BUILTINS="${BUILTINS} ffmpeg"
      LDFLAGS_ffmpeg="${LDFLAGS_ffmpeg} -lavcodec" ],
      [ AC_MSG_ERROR([Cannot find libavcodec library...]) ])
    LDFLAGS="${LDFLAGS_save}"
    CPPFLAGS="${CPPFLAGS_save}"
  fi
fi

dnl
dnl  faad decoder plugin
dnl
AC_ARG_ENABLE(faad,
[  --enable-faad           faad codec (default disabled)])
if test "x${enable_faad}" = "xyes"
then
  AC_ARG_WITH(faad,
    [    --with-faad=PATH      path to faad installation],[],[])
  if test "x${with_faad}" != "xno" -a "x${with_faad}" != "x"
  then
    CPPFLAGS_faad="${CPPFLAGS_faad} -I${with_faad}/include"
    LDFLAGS_faad="${LDFLAGS_faad} -L${with_faad}/lib"
  fi
  LDFLAGS_faad="${LDFLAGS_faad}"

  AC_ARG_WITH(faad-tree,
  [    --with-faad-tree=PATH faad tree for static linking])
  if test "x${with_faad_tree}" != "x"
  then
    AC_MSG_CHECKING(for libfaad.a in ${with_faad_tree})
    real_faad_tree="`cd ${with_faad_tree} 2>/dev/null && pwd`"
    if test "x${real_faad_tree}" = x
    then
      dnl  The given directory can't be found
      AC_MSG_RESULT(no)
      AC_MSG_ERROR([cannot cd to ${with_faad_tree}])
    fi
    if test -f "${real_faad_tree}/libfaad/.libs/libfaad.a"
    then
      dnl  Use a custom faad
      AC_MSG_RESULT(${real_faad_tree}/libfaad/.libs/libfaad.a)
      BUILTINS="${BUILTINS} faad"
      LDFLAGS_faad="${LDFLAGS_faad} ${real_faad_tree}/libfaad/.libs/libfaad.a"
      CPPFLAGS_faad="${CPPFLAGS_faad} -I${real_faad_tree}/include"
    else
      dnl  The given libfaad wasn't built
      AC_MSG_RESULT(no)
      AC_MSG_ERROR([cannot find ${real_faad_tree}/libfaad/.libs/libfaad.a, make sure you compiled libfaad in ${with_faad_tree}])
    fi
  else
    CPPFLAGS="${CPPFLAGS_save} ${CPPFLAGS_faad}"
    LDFLAGS="${LDFLAGS_save} ${LDFLAGS_faad}"
    AC_CHECK_HEADERS(faad.h, ,
      [ AC_MSG_ERROR([Cannot find development headers for libfaad...]) ])
    AC_CHECK_LIB(faad, faacDecOpen, [
      PLUGINS="${PLUGINS} faad"
      LDFLAGS_faad="${LDFLAGS_faad} -lfaad" ],
      [ AC_MSG_ERROR([Cannot find libfaad library...]) ])
    LDFLAGS="${LDFLAGS_save}"
    CPPFLAGS="${CPPFLAGS_save}"
  fi
fi


dnl
dnl  xvid decoder plugin
dnl
AC_ARG_ENABLE(xvid,
[  --enable-xvid           xvid codec (default disabled)])
if test "x${enable_xvid}" = "xyes"
then
  AC_ARG_WITH(xvid,
    [    --with-xvid=PATH      path to xvid installation],[],[])
  if test "x${with_xvid}" != "xno" -a "x${with_xvid}" != "x"
  then
    CPPFLAGS_xvid="${CPPFLAGS_xvid} -I${with_xvid}/include"
    LDFLAGS_xvid="${LDFLAGS_xvid} -L${with_xvid}/lib"
  fi
  LDFLAGS_xvid="${LDFLAGS_xvid}"

  AC_ARG_WITH(xvid-tree,
  [    --with-xvid-tree=PATH xvid tree for static linking])
  if test "x${with_xvid_tree}" != "x"
  then
    AC_MSG_CHECKING(for libxvidcore.a in ${with_xvid_tree})
    real_xvid_tree="`cd ${with_xvid_tree} 2>/dev/null && pwd`"
    if test "x${real_xvid_tree}" = x
    then
      dnl  The given directory can't be found
      AC_MSG_RESULT(no)
      AC_MSG_ERROR([cannot cd to ${with_xvid_tree}])
    fi
    if test -f "${real_xvid_tree}/build/generic/libxvidcore.a"
    then
      dnl  Use a custom xvid
      AC_MSG_RESULT(${real_xvid_tree}/build/generic/libxvidcore.a)
      BUILTINS="${BUILTINS} xvid"
      LDFLAGS_xvid="${LDFLAGS_xvid} ${real_xvid_tree}/build/generic/libxvidcore.a"
      CPPFLAGS_xvid="${CPPFLAGS_xvid} -I${real_xvid_tree}/src"
    else
      dnl  The given libxvidcore wasn't built
      AC_MSG_RESULT(no)
      AC_MSG_ERROR([cannot find ${real_xvid_tree}/build/generic/libxvidcore.a, make sure you compiled libxvidcore in ${with_xvid_tree}])
    fi
  else
    CPPFLAGS="${CPPFLAGS_save} ${CPPFLAGS_xvid}"
    LDFLAGS="${LDFLAGS_save} ${LDFLAGS_xvid}"
    AC_CHECK_HEADERS(xvid.h, ,
      [ AC_MSG_ERROR([Cannot find development headers for libxvidcore...]) ])
    AC_CHECK_LIB(xvid, xvid_init, [
      PLUGINS="${PLUGINS} xvid"
      LDFLAGS_xvid="${LDFLAGS_xvid} -lxvid" ],
      [ AC_MSG_ERROR([Cannot find libxvidcore library...]) ])
    LDFLAGS="${LDFLAGS_save}"
    CPPFLAGS="${CPPFLAGS_save}"
  fi
fi



dnl
dnl MP4 module
dnl
AC_ARG_ENABLE(mp4,
  [  --enable-mp4            MP4 demux module (default enabled)])
if test "x${enable_mp4}" != "xno"
then

    PLUGINS="${PLUGINS} mp4"
    AC_CHECK_HEADERS(zlib.h,
              [ LDFLAGS_mp4="${LDFLAGS_mp4} -lz" ] )
fi

dnl
dnl  a52 AC3 decoder plugin
dnl
AC_ARG_ENABLE(a52,
  [  --enable-a52            A/52 support with liba52 (default enabled)])
if test "x${enable_a52}" != "xno"
then
  AC_ARG_WITH(a52,
    [    --with-a52=PATH       a52 headers and libraries])
  AC_ARG_WITH(a52-tree,
    [    --with-a52-tree=PATH  a52dec tree for static linking ],[],[])
  if test "x${with_a52_tree}" != "xno" -a "x${with_a52_tree}" != "x"
  then
    real_a52_tree="`cd ${with_a52_tree} 2>/dev/null && pwd`"
    if test "x${real_a52_tree}" = "x"
    then
      dnl  The given directory can't be found
      AC_MSG_RESULT(no)
      AC_MSG_ERROR([${with_a52_tree} directory doesn't exist])
    fi
    dnl  Use a custom a52dec
    AC_MSG_CHECKING(for a52.h in ${real_a52_tree}/include)
    if test -f ${real_a52_tree}/include/a52.h
    then
      AC_MSG_RESULT(yes)
      CPPFLAGS_a52tofloat32="${CPPFLAGS_a52tofloat32} -I${real_a52_tree}"
      LDFLAGS_a52tofloat32="${LDFLAGS_a52tofloat32} -L${real_a52_tree}/liba52/.libs"
      LDFLAGS="${LDFLAGS_save} ${LDFLAGS_a52tofloat32}"
      AC_CHECK_LIB(a52, a52_free, [
        BUILTINS="${BUILTINS} a52tofloat32"
        LDFLAGS_a52tofloat32="-la52 ${LDFLAGS_a52tofloat32}"
        CPPFLAGS_a52tofloat32="${CPPFLAGS_a52tofloat32} -DUSE_A52DEC_TREE"
        ],[
        if test -f ${real_a52_tree}/liba52/.libs/liba52.a
        then
          AC_MSG_ERROR([make sure you have at least a52dec-0.7.3])
        else
          AC_MSG_ERROR([the specified tree hasn't been compiled])
        fi
      ])
      LDFLAGS="${LDFLAGS_save}"
    else
      AC_MSG_RESULT(no)
      AC_MSG_ERROR([the specified tree doesn't have a52.h])
    fi
  else
    if test "x${with_a52}" = "x"
    then
      LDFLAGS_test=""
      CPPFLAGS_test=""
    else
      LDFLAGS_test="-L${with_a52}/lib"
      CPPFLAGS_test="-I${with_a52}/include"
    fi
    CPPFLAGS="${CPPFLAGS_save} ${CPPFLAGS_test} ${CPPFLAGS_a52tofloat32}"
    LDFLAGS="${LDFLAGS_save} ${LDFLAGS_test} ${LDFLAGS_a52tofloat32}"
    AC_CHECK_HEADERS(a52dec/a52.h, [
      AC_CHECK_LIB(a52, a52_free, [
        PLUGINS="${PLUGINS} a52tofloat32"
        LDFLAGS_a52tofloat32="${LDFLAGS_test} -la52 ${LDFLAGS_a52tofloat32}"
        CPPFLAGS_a52tofloat32="${CPPFLAGS_a52tofloat32} ${CPPFLAGS_test}"
      ],[
        if test "x${enable_dvbpsi}" != "x"
        then
          AC_MSG_ERROR([Could not find a52 on your system: you may get it from http://liba52.sf.net])
        fi
      ])
    ])
    CPPFLAGS="${CPPFLAGS_save}"
    LDFLAGS="${LDFLAGS_save}"
  fi
fi

dnl
dnl  cinepak plugin
dnl
AC_ARG_ENABLE(cinepak,
  [  --enable-cinepak        Cinepak decoder (default enabled)])
if test "x${enable_cinepak}" != "xno"
then
  PLUGINS="${PLUGINS} cinepak"
fi

dnl
dnl  DV plugin
dnl
AC_ARG_ENABLE(dv,
  [  --enable-dv             DV decoder support (default disabled)])
if test "x${enable_dv}" = "xyes"
then
  AC_CHECK_HEADERS(libdv/dv.h, [
    PLUGINS="${PLUGINS} dv"
    LDFLAGS_dv="${LDFLAGS_dv} -ldv"
   ],[])
fi

dnl
dnl  Vorbis plugin
dnl
AC_ARG_ENABLE(vorbis,
  [  --enable-vorbis         Vorbis decoder support (default enabled)])
if test "x${enable_vorbis}" != "xno"
then
  AC_CHECK_HEADERS(vorbis/codec.h, [
    PLUGINS="${PLUGINS} vorbis"
    LDFLAGS_vorbis="${LDFLAGS_vorbis} -lvorbis -logg"
   ],[])
fi

dnl
dnl  Tremor plugin
dnl
AC_ARG_ENABLE(tremor,
  [  --enable-tremor         Tremor decoder support (default disabled)])
if test "x${enable_tremor}" = "xyes"
then
  AC_CHECK_HEADERS(tremor/ivorbiscodec.h, [
    PLUGINS="${PLUGINS} tremor"
    LDFLAGS_tremor="${LDFLAGS_tremor} -lvorbisidec -logg"
   ],[])
fi

dnl
dnl  tarkin decoder plugin
dnl
AC_ARG_ENABLE(tarkin,
[  --enable-tarkin         experimental tarkin codec (default disabled)])
if test "x${enable_tarkin}" = "xyes"
then
  AC_ARG_WITH(tarkin-tree,
  [    --with-tarkin-tree=PATH tarkin tree for static linking])
  if test "x${with_tarkin_tree}" != "x"
  then
    AC_MSG_CHECKING(for tarkin.o in ${with_tarkin_tree})
    real_tarkin_tree="`cd ${with_tarkin_tree} 2>/dev/null && pwd`"
    if test -f "${real_tarkin_tree}/tarkin.o"
    then
      BUILTINS="${BUILTINS} tarkin"
      CPPFLAGS_tarkin="${CPPFLAGS_tarkin} -I${real_tarkin_tree}"
      LDFLAGS_tarkin="${LDFLAGS_tarkin} ${real_tarkin_tree}/mem.o ${real_tarkin_tree}/pnm.o ${real_tarkin_tree}/wavelet.o ${real_tarkin_tree}/wavelet_xform.o ${real_tarkin_tree}/wavelet_coeff.o ${real_tarkin_tree}/yuv.o ${real_tarkin_tree}/tarkin.o ${real_tarkin_tree}/info.o -logg"
      AC_MSG_RESULT(yes)
    else
      dnl  The given tarkin tree wasn't built
      AC_MSG_RESULT(no)
      AC_MSG_ERROR([cannot find ${real_tarkin_tree}/tarkin.o,
                    make sure you compiled tarkin in ${with_tarkin_tree}])
    fi
  fi
fi

dnl
dnl  theora decoder plugin
dnl
AC_ARG_ENABLE(theora,
[  --enable-theora         experimental theora codec (default disabled)])
if test "x${enable_theora}" = "xyes"
then
  AC_CHECK_HEADERS(theora/theora.h, [
    AC_CHECK_LIB(theora, theora_granule_time, [
      BUILTINS="${BUILTINS} theora"
      LDFLAGS_theora="${LDFLAGS_theora} -ltheora -logg" ],[
      AC_MSG_ERROR([libtheora doesn't appear to be installed on you system.
You also need to check that you have a libogg posterior to the 1.0 release.])],
      [-logg])
  ])
fi

dnl
dnl  Video plugins
dnl

AC_ARG_WITH(,[Video plugins:])

dnl
dnl  X11 module
dnl  (enabled by default except on win32)
dnl
AC_ARG_ENABLE(x11,
  [  --enable-x11            X11 support (default enabled)])
if test "x${enable_x11}" != "xno" &&
  (test "x${SYS}" != "xmingw32" || test "x${enable_x11}" = "xyes"); then
  CPPFLAGS="${CPPFLAGS_save} -I${x_includes}"
  AC_CHECK_HEADERS(X11/Xlib.h, [
    PLUGINS="${PLUGINS} x11"
    LDFLAGS_x11="${LDFLAGS_x11} -L${x_libraries} -lX11 -lXext"
    CPPFLAGS_x11="${CPPFLAGS_x11} -I${x_includes}"
  ])
  CPPFLAGS="${CPPFLAGS_save}"
fi

dnl
dnl  XVideo module
dnl  (enabled by default except on win32)
dnl
AC_ARG_ENABLE(xvideo,
  [  --enable-xvideo         XVideo support (default enabled)])
if test "x${enable_xvideo}" != "xno" &&
  (test "x${SYS}" != "xmingw32" || test "x${enable_xvideo}" = "xyes"); then
  CPPFLAGS="${CPPFLAGS_save} -I${x_includes}"
  AC_CHECK_HEADERS(X11/extensions/Xv.h, [
    CFLAGS="${CFLAGS_save} -L${x_libraries} -lX11 -lXext"
    AC_CHECK_LIB(Xv_pic,XvPutImage,
      # We have Xv_pic, that's good, we can build an xvideo.so plugin !
      PLUGINS="${PLUGINS} xvideo"
      LDFLAGS_xvideo="${LDFLAGS_xvideo} -L${x_libraries} -lX11 -lXext -lXv_pic"
      CPPFLAGS_xvideo="${CPPFLAGS_xvideo} -I${x_includes}",
      AC_CHECK_LIB(Xv,XvPutImage,
        # We don't have Xv_pic, but we have Xv, let's make xvideo.a as builtin
        PLUGINS="${PLUGINS} xvideo"
        LDFLAGS_xvideo="${LDFLAGS_xvideo} -L${x_libraries} -lX11 -lXext -lXv"
        CPPFLAGS_xvideo="${CPPFLAGS_xvideo} -I${x_includes}",
        # Otherwise... well, do nothing.
        :
      )
    )
    CFLAGS="${CFLAGS_save}"
  ]
  CPPFLAGS="${CPPFLAGS_save}")
fi

dnl
dnl  SDL module
dnl
AC_ARG_ENABLE(sdl,
  [  --enable-sdl            SDL support (default enabled)])
if test "x${enable_sdl}" != "xno"
then
  SDL_PATH="${PATH}"
  AC_ARG_WITH(sdl-config-path,
    [    --with-sdl-config-path=PATH sdl-config path (default search in \$PATH)],
    [ if test "x${with_sdl_config_path}" != "xno"
      then
        SDL_PATH="${with_sdl_config_path}:${PATH}"
      fi ])
  AC_PATH_PROG(SDL12_CONFIG, sdl12-config, no, ${SDL_PATH})
  SDL_CONFIG="${SDL12_CONFIG}"
  SDL_HEADER="SDL12/SDL.h"
  if test "x${SDL_CONFIG}" = "xno"
  then
    AC_PATH_PROG(SDL11_CONFIG, sdl11-config, no, ${SDL_PATH})
    SDL_CONFIG=${SDL11_CONFIG}
    SDL_HEADER="SDL11/SDL.h"
  fi
  if test "x${SDL_CONFIG}" = "xno"
  then
    AC_PATH_PROG(SDL_CONFIG, sdl-config, no, ${SDL_PATH})
    SDL_HEADER="SDL/SDL.h"
  fi
  # check for cross-compiling
  SDL_PREFIX=
  AC_ARG_WITH(sdl-prefix,
    [    --with-sdl-prefix=PATH path to libsdl (needed for cross-compiling),
                               e.g use as:
                               --with-sdl-prefix=/usr/local/arm/2.95.3/arm-linux/usr)],[],[])
  if test "x${with_sdl_prefix}" != "xno" -a "x${with_sdl_prefix}" != "x"
  then
    SDL_PREFIX="--prefix=${with_sdl_prefix}"
  fi
  if test "x${SDL_CONFIG}" != "xno"
  then
    PLUGINS="${PLUGINS} vout_sdl aout_sdl"
    CFLAGS_vout_sdl="${CFLAGS_vout_sdl} `${SDL_CONFIG} ${SDL_PREFIX} --cflags | sed 's,SDL,,'`"
    LDFLAGS_vout_sdl="${LDFLAGS_vout_sdl} `${SDL_CONFIG} ${SDL_PREFIX} --libs | sed 's,-rdynamic,,'`"
    CFLAGS_aout_sdl="${CFLAGS_aout_sdl} `${SDL_CONFIG} ${SDL_PREFIX} --cflags | sed 's,SDL,,'`"
    LDFLAGS_aout_sdl="${LDFLAGS_aout_sdl} `${SDL_CONFIG} ${SDL_PREFIX} --libs | sed 's,-rdynamic,,'`"
    CPPFLAGS="${CPPFLAGS_save} ${CFLAGS_vout_sdl}"
    AC_CHECK_HEADERS(${SDL_HEADER}, AC_DEFINE_UNQUOTED(SDL_INCLUDE_FILE,
      <${SDL_HEADER}>, Indicate whether we should use SDL/SDL.h or SDL11/SDL.h),
      [ AC_CHECK_HEADERS(SDL.h, AC_DEFINE(SDL_INCLUDE_FILE, <SDL.h>,
          As a last resort we also test for SDL.h presence),
      [ AC_MSG_ERROR([The development package for SDL is not installed.
Please install it and try again. Alternatively you can also configure with
--disable-sdl.])
      ])])
    CPPFLAGS="${CPPFLAGS_save}"
    if expr 1.1.5 \> `${SDL_CONFIG} --version` >/dev/null
    then
      AC_MSG_ERROR([The development package for SDL is not installed.
Please install it and try again. Alternatively you can also configure with
--disable-sdl.])
    fi
  elif test "x${enable_sdl}" =  "xyes"
  then
    AC_MSG_ERROR([I couldn't find the SDL package. You can download libSDL
from http://www.libsdl.org/, or configure with --disable-sdl. Have a nice day.
    ])
  fi
fi

dnl
dnl  Qt Embedded module
dnl  (disabled by default)
dnl
AC_ARG_ENABLE(qte,
  [  --enable-qte            QT Embedded support (default disabled)])
if test "x${enable_qte}" = "xyes"
then
  AC_ARG_WITH(qte,
  [    --with-qte=PATH       Qt Embedded headers and libraries])
  if test "x${with_qte}" != "xno" -a "x${with_qte}" != "x"
  then
    LDFLAGS_qte="${LDFLAGS_qte} -L${with_qte}/lib `echo -L${with_qte}/lib | sed 's,opt/QtPalmtop,usr,'` -ljpeg -lqte"
    CPPFLAGS_qte="${CPPFLAGS_qte} -I${with_qte}/include `echo -I${with_qte}/include | sed 's,opt/QtPalmtop,usr,'` -DQT_QWS_IPAQ -DQWS -fno-exceptions -fno-rtti"
  else
    LDFLAGS_qte="${LDFLAGS_qte} -L${QTDIR}/lib `echo -L${QTDIR}/lib | sed 's,opt/QtPalmtop,usr,'` -ljpeg -lqte"
    CPPFLAGS_qte="${CPPFLAGS_qte} -I${QTDIR}/include `echo -I${QTDIR}/include | sed 's,opt/QtPalmtop,usr,'` -DQT_QWS_IPAQ -DQWS -fno-exceptions -fno-rtti"
  fi
  PLUGINS="${PLUGINS} qte"
  NEED_QTE_MAIN=yes
  CPPFLAGS="${CPPFLAGS_save} ${CPPFLAGS_qte}"
  AC_CHECK_HEADERS(qt.h jpeglib.h, ,[
    AC_MSG_ERROR([echo "Cannot find QT Embedded development headers."])
  ] )
  CPPFLAGS="${CPPFLAGS_save}"
fi

dnl
dnl  Windows DirectX module
dnl
AC_ARG_ENABLE(directx,
  [  --enable-directx        Win32 DirectX support (default enabled on Win32)])
if test "x${enable_directx}" != "xno"
then
  if test "x${SYS}" = "xmingw32" -o "x${SYS}" = "xcygwin"
  then
    AC_ARG_WITH(directx,
    [    --with-directx=PATH   Win32 DirectX headers])
    if test "x${with_directx}" = "x"
    then
      AC_CHECK_HEADERS(ddraw.h,
      [ PLUGINS="${PLUGINS} vout_directx aout_directx"
        LDFLAGS_vout_directx="${LDFLAGS_directx} -lgdi32" ])
    else
      AC_MSG_CHECKING(for directX headers in ${with_directx})
      if test -f ${with_directx}/ddraw.h
      then
        PLUGINS="${PLUGINS} vout_directx aout_directx"
        LDFLAGS_vout_directx="${LDFLAGS_directx} -lgdi32"
        CPPFLAGS_vout_directx="${CPPFLAGS_vout_directx} -I${with_directx}"
        CPPFLAGS_aout_directx="${CPPFLAGS_aout_directx} -I${with_directx}"
        AC_MSG_RESULT(yes)
      else
        AC_MSG_RESULT(no)
        AC_MSG_ERROR([Cannot find ${with_directx}/ddraw.h!])
      fi
    fi
  fi
fi

dnl
dnl  Linux framebuffer module
dnl
AC_ARG_ENABLE(fb,
  [  --enable-fb             Linux framebuffer support (default enabled on Linux)])
    if test "x${enable_fb}" != "xno"
    then
      AC_CHECK_HEADERS(linux/fb.h, [
        PLUGINS="${PLUGINS} fb"
      ])
    fi

dnl
dnl  Linux MGA module
dnl
AC_ARG_ENABLE(mga,
  [  --enable-mga            Linux kernel Matrox support (default disabled)],
  [ if test "x${enable_mga}" = "xyes"
    then
      PLUGINS="${PLUGINS} mga xmga"
    fi ])

dnl
dnl  SVGAlib module
dnl
AC_ARG_ENABLE(svgalib,
  [  --enable-svgalib        SVGAlib support (default disabled)])
if test "x${enable_svgalib}" = "xyes"
then
  PLUGINS="${PLUGINS} svgalib"
  LDFLAGS_svgalib="${LDFLAGS_svgalib} -lvgagl -lvga"
fi

dnl
dnl  GGI module
dnl
AC_ARG_ENABLE(ggi,
  [  --enable-ggi            GGI support (default disabled)])
if test "x${enable_ggi}" = "xyes"
then
  PLUGINS="${PLUGINS} ggi"
  LDFLAGS_ggi="${LDFLAGS_ggi} -lggi"
  AC_ARG_WITH(ggi,
    [    --with-ggi=PATH       path to libggi],
    [ if test "x${with_ggi}" != "xno" -a "x${with_ggi}" != "x"
      then
        CPPFLAGS_ggi="${CPPFLAGS_ggi} -I${with_ggi}/include"
        LDFLAGS_ggi="${LDFLAGS_ggi} -L${with_ggi}/lib"
      fi ])
fi

dnl
dnl  Glide module
dnl
AC_ARG_ENABLE(glide,
  [  --enable-glide          Glide (3dfx) support (default disabled)])
if test "x${enable_glide}" = "xyes"
then
  PLUGINS="${PLUGINS} glide"
  LDFLAGS_glide="${LDFLAGS_glide} -lglide2x -lm"
  CPPFLAGS_glide="${CPPFLAGS_glide} -I/usr/include/glide"
  AC_ARG_WITH(glide,
    [    --with-glide=PATH     path to libglide],
    [ if test "x${with_glide}" != "xno" -a "x${with_glide}" != "x"
      then
        CPPFLAGS_glide="${CPPFLAGS_glide} -I${with_glide}/include"
        LDFLAGS_glide="${LDFLAGS_glide} -L${with_glide}/lib"
      fi ])
fi

dnl
dnl  AA plugin
dnl
AC_ARG_ENABLE(aa,
  [  --enable-aa             aalib output (default disabled)])
if test "x${enable_aa}" = "xyes"
then
  AC_CHECK_HEADER(aalib.h,have_aa="true",have_aa="false")
  if test "x${have_aa}" = "xtrue"
  then
    PLUGINS="${PLUGINS} aa"
    LDFLAGS_aa="${LDFLAGS_aa} -laa"
  fi
fi

dnl
dnl  win32 GDI plugin
dnl
AC_ARG_ENABLE(wingdi,
  [  --enable-wingdi         Win32 GDI module (default enabled on Win32)])
if test "x${enable_wingdi}" != "xno"; then
  if test "x${SYS}" = "xmingw32" -o "x${SYS}" = "xcygwin"; then
    PLUGINS="${PLUGINS} wingdi"
    LDFLAGS_wingdi="${LDFLAGS_wingdi} -lgdi32"
  fi
fi

dnl
dnl  Audio plugins
dnl

AC_ARG_WITH(,[Audio plugins:])

dnl
dnl  OSS /dev/dsp module (enabled by default except on win32)
dnl
AC_ARG_ENABLE(oss,
  [  --enable-oss            Linux OSS /dev/dsp support (enabled on Linux)])

if test "x${enable_oss}" != "xno" &&
  (test "x${SYS}" != "xmingw32" || test "x${enable_oss}" = "xyes")
then
  AC_CHECK_HEADERS(soundcard.h sys/soundcard.h machine/soundcard.h, [
    PLUGINS="${PLUGINS} oss"
    AC_CHECK_LIB(ossaudio,main,LDFLAGS_oss="${LDFLAGS_oss} -lossaudio")
  ])
fi

dnl
dnl  Esound module
dnl
AC_ARG_ENABLE(esd,
  [  --enable-esd            Esound library support (default disabled)],
  [if test "x${enable_esd}" = "xyes"
   then
     AC_PATH_PROG(ESD_CONFIG, esd-config, no)
     if test "x${ESD_CONFIG}" != "xno"
     then
       PLUGINS="${PLUGINS} esd"
       CFLAGS_esd="${CFLAGS_esd} `${ESD_CONFIG} --cflags`"
       LDFLAGS_esd="${LDFLAGS_esd} `${ESD_CONFIG} --libs`"
     fi
   fi])

dnl
dnl  aRts module
dnl
AC_ARG_ENABLE(arts,
  [  --enable-arts           aRts sound server (default disabled)],
  [if test "x${enable_arts}" = "xyes"
   then
     AC_PATH_PROG(ARTS_CONFIG, artsc-config, no)
     if test "x${ARTS_CONFIG}" != "xno"
     then
       PLUGINS="${PLUGINS} arts"
       CFLAGS_arts="${CFLAGS_arts} `${ARTS_CONFIG} --cflags`"
       LDFLAGS_arts="${LDFLAGS_arts} `${ARTS_CONFIG} --libs `"
     fi
   fi])

dnl
dnl  ALSA module
dnl
AC_ARG_ENABLE(alsa,
  [  --enable-alsa           ALSA sound support for Linux (default disabled)],
  [if test "x${enable_alsa}" = "xyes"
   then
     AC_CHECK_HEADER(alsa/asoundlib.h, AC_CHECK_LIB(asound, main, have_alsa="true", have_alsa="false"),have_alsa="false")
     if test "x${have_alsa}" = "xtrue"
     then
       PLUGINS="${PLUGINS} alsa"
       LDFLAGS_alsa="${LDFLAGS_alsa} -lasound -lm -ldl"
     fi
   fi])

dnl
dnl  win32 waveOut plugin
dnl
AC_ARG_ENABLE(waveout,
  [  --enable-waveout        Win32 waveOut module (default enabled on Win32)])
if test "x${enable_waveout}" != "xno"; then
  if test "x${SYS}" = "xmingw32" -o "x${SYS}" = "xcygwin"; then
    PLUGINS="${PLUGINS} waveout"
    LDFLAGS_waveout="-lwinmm"
  fi
fi

dnl
dnl  Interface plugins
dnl

AC_ARG_WITH(,[Interface plugins:])

dnl special case for BeOS
if test "x${SYS}" = "xbeos"
then
    PLUGINS="${PLUGINS} beos"
fi

dnl
dnl  Gtk+ module
dnl
AC_ARG_ENABLE(gtk,
  [  --enable-gtk            Gtk+ support (default enabled)])
if test "x${enable_gtk}" != "xno"
then
  GTK_PATH="${PATH}"
  AC_ARG_WITH(gtk-config-path,
    [    --with-gtk-config-path=PATH gtk-config path (default search in \$PATH)],
    [ if test "x${with_gtk_config_path}" != "xno"
      then
        GTK_PATH="${with_gtk_config_path}:${PATH}"
      fi ])
  # look for gtk-config
  AC_PATH_PROG(GTK12_CONFIG, gtk12-config, no, ${GTK_PATH})
  GTK_CONFIG=${GTK12_CONFIG}
  if test "x${GTK_CONFIG}" = "xno"
  then
    AC_PATH_PROG(GTK_CONFIG, gtk-config, no, ${GTK_PATH})
  fi
  if test "x${GTK_CONFIG}" != "xno"
  then
    if expr 1.2.0 \> `${GTK_CONFIG} --version` >/dev/null
    then
      AC_MSG_ERROR([Your development package for Gtk+ is too old, you need at least version 1.2.0. Please upgrade and try again. Alternatively you can also configure with --disable-gtk.])
    fi
    if test "x${SYS}" != "xmingw32"; then
      CFLAGS_gtk="${CFLAGS_gtk} `${GTK_CONFIG} --cflags gtk gthread`"
      LDFLAGS_gtk="${LDFLAGS_gtk} `${GTK_CONFIG} --libs gtk gthread | sed 's,-rdynamic,,'`"
    else
      CFLAGS_gtk="${CFLAGS_gtk} `${GTK_CONFIG} --cflags gtk`"
      LDFLAGS_gtk="${LDFLAGS_gtk} `${GTK_CONFIG} --libs gtk | sed 's,-rdynamic,,'`"
    fi
    # now look for the gtk.h header
    CPPFLAGS="${CPPFLAGS_save} ${CFLAGS_gtk}"
    ac_cv_gtk_headers=yes
    AC_CHECK_HEADERS(gtk/gtk.h glib.h gdk/gdk.h, , [
      ac_cv_gtk_headers=no
      echo "Cannot find gtk development headers."
    ])
    if test "x${ac_cv_gtk_headers}" = "xyes"
    then
      PLUGINS="${PLUGINS} gtk"
      if test "x${SYS}" != "xmingw32"; then
        NEED_GTK_MAIN=yes
      fi
      ALIASES="${ALIASES} gvlc"
    fi
    CPPFLAGS="${CPPFLAGS_save}"
  fi
fi

dnl
dnl  Familiar module uses Gtk+ library
dnl
AC_ARG_ENABLE(familiar,
  [  --enable-familiar       Familiar Gtk+ support (default disabled)])
if test "x${enable_familiar}" = "xyes"
then
  GTK_PATH="${PATH}"
  AC_ARG_WITH(gtk-config-path,
    [    --with-gtk-config-path=PATH gtk-config path (default search in \$PATH)],
    [ if test "x${with_gtk_config_path}" != "xno"
      then
        GTK_PATH="${with_gtk_config_path}:${PATH}"
      fi ])
  # look for gtk-config
  AC_PATH_PROG(GTK12_CONFIG, gtk12-config, no, ${GTK_PATH})
  GTK_CONFIG=${GTK12_CONFIG}
  if test "x${GTK_CONFIG}" = "xno"
  then
    AC_PATH_PROG(GTK_CONFIG, gtk-config, no, ${GTK_PATH})
  fi
  # check for cross-compiling
  GTK_PREFIX=
  AC_ARG_WITH(gtk-prefix,
    [    --with-gtk-prefix=PATH path to libgtk (needed for cross-compiling),
                          e.g use as:
                          --with-gtk-prefix=/usr/local/arm/2.95.3/arm-linux/usr)],[],[])
  if test "x${with_gtk_prefix}" != "xno" -a "x${with_gtk_prefix}" != "x"
  then
    GTK_PREFIX="--prefix=$with_gtk_prefix"
  fi
  if test "x${GTK_CONFIG}" != "xno"
  then
    if expr 1.2.0 \> `${GTK_CONFIG} --version` >/dev/null
    then
      AC_MSG_ERROR([Your development package for Gtk+ is too old, you need at least version 1.2.0. Please upgrade and try again. Alternatively you can also configure with --disable-familiar.])
    fi
    CFLAGS_familiar="${CFLAGS_familiar} `${GTK_CONFIG} ${GTK_PREFIX} --cflags gtk gthread`"
    LDFLAGS_familiar="${LDFLAGS_familiar} `${GTK_CONFIG} ${GTK_PREFIX} --libs gtk gthread | sed 's,-rdynamic,,'`"
    # now look for the gtk.h header
    CPPFLAGS="${CPPFLAGS_save} ${CFLAGS_familiar}"
    ac_cv_gtk_headers=yes
    AC_CHECK_HEADERS(gtk/gtk.h glib.h gdk/gdk.h, , [
      ac_cv_gtk_headers=no
      echo "Cannot find gtk development headers."
    ])
    if test "x${ac_cv_gtk_headers}" = "xyes"
    then
      PLUGINS="${PLUGINS} familiar"
    fi
    CPPFLAGS="${CPPFLAGS_save}"

    # now look for gpe support
    AC_ARG_WITH(gpe-prefix,
    [    --with-gpe-prefix=PATH gpe installation path prefix (default search in \$PATH)],[],[])
    if test "x$with_gpe_prefix" != "xno"  -a "x$with_gpe_prefix" != "x"
    then
      CFLAGS_gpe="-I$with_gpe_prefix/include"
      LDFLAGS_gpe="-lXi -lgdk_pixbuf -L$with_gpe_prefix/lib -lgpewidget"
      # now look for gpe/init.h header file
      CFLAGS_save=$CFLAGS
      LDFLAGS_save=$LDFLAGS
      CFLAGS="${CFLAGS_familiar} ${CFLAGS_gpe}"
      LDFLAGS="${LDFLAGS_familiar} ${LDFLAGS_gpe}"
      CPPFLAGS="${CPPFLAGS_save} ${CFLAGS_familiar} ${CFLAGS_gpe}"
      ac_cv_gpe_headers=yes
      AC_CHECK_HEADERS(gpe/init.h, ,
        [ ac_cv_gpe_headers=no
          AC_MSG_ERROR([Cannot find development headers for libgpewidget...]) ])
      CFLAGS=$CFLAGS_save
      LDFLAGS=$LDFLAG_save
      if test "x${ac_cv_gpe_headers}" = "xyes"
      then
        CFLAGS_familiar="${CFLAGS_familiar} ${CFLAGS_gpe}"
        LDFLAGS_familiar="${LDFLAGS_familiar} ${LDFLAGS_gpe}"
      fi
    else
	  NEED_GTK_MAIN=yes
    fi # end gpe support
  fi # end gtk+ support
fi

dnl
dnl  Gnome module
dnl
AC_ARG_ENABLE(gnome,
  [  --enable-gnome          Gnome interface support (default disabled)],
  [if test "x${enable_gnome}" = "xyes"; then
    # look for gnome-config
    AC_PATH_PROG(GNOME_CONFIG, gnome-config, no)
    if test -x ${GNOME_CONFIG}
    then
       CFLAGS_gnome="${CFLAGS_gnome} `${GNOME_CONFIG} --cflags gtk gnomeui`"
       LDFLAGS_gnome="${LDFLAGS_gnome} `${GNOME_CONFIG} --libs gnomeui | sed 's,-rdynamic,,'`"
    fi
    # now look for the gnome.h header
    CPPFLAGS="${CPPFLAGS_save} ${CFLAGS_gnome}"
    AC_CHECK_HEADERS(gnome.h, [
      PLUGINS="${PLUGINS} gnome"
      NEED_GTK_MAIN=yes
      NEED_GNOME_MAIN=yes
      ALIASES="${ALIASES} gnome-vlc"
     ],[
      AC_MSG_ERROR([Can't find gnome headers. Please install the gnome
developement tools or remove the --enable-gnome option])
     ])
    CPPFLAGS="${CPPFLAGS_save}"
  fi])

dnl
dnl  wxWindows module
dnl
AC_ARG_ENABLE(wxwindows,
  [  --enable-wxwindows      wxWindows support (default enabled)])
if test "x${enable_wxwindows}" != "xno"
then
  WXWINDOWS_PATH="${PATH}"
  AC_ARG_WITH(wx-config-path,
    [    --with-wx-config-path=PATH wx-config path (default search in \$PATH)],
    [ if test "x${with_wx_config_path}" != "xno"
      then
        WXWINDOWS_PATH="${with_wx_config_path}:${PATH}"
      fi ])
  # look for wx-config
  AC_PATH_PROG(WX_CONFIG, wx-config, no, ${WXWINDOWS_PATH})
  if test "x${WX_CONFIG}" != "xno"
  then
    if expr 2.3.0 \> `${WX_CONFIG} --version` >/dev/null
    then
      AC_MSG_ERROR([Your development package for wxWindows is too old, you need at least version 2.3.0. Please upgrade and try again. Alternatively you can also configure with --disable-wxwindows.])
    fi
    CXXFLAGS_wxwindows="${CXXFLAGS_wxwindows} `${WX_CONFIG} --cxxflags`"
    LDFLAGS_wxwindows="${LDFLAGS_wxwindows} `${WX_CONFIG} --libs`"
    # now look for the wxprec.h header
    CPPFLAGS="${CPPFLAGS_save} ${CXXFLAGS_wxwindows}"
    ac_cv_wx_headers=yes
    AC_CHECK_HEADERS(wx/wxprec.h, , [
      ac_cv_wx_headers=no
      echo "Cannot find wxWindows development headers."
    ])
    if test "x${ac_cv_wx_headers}" = "xyes"
    then
      PLUGINS="${PLUGINS} wxwindows"
      ALIASES="${ALIASES} wxvlc"
    fi
    CPPFLAGS="${CPPFLAGS_save}"
  fi
fi

dnl
dnl  Qt module
dnl
AC_ARG_ENABLE(qt,
  [  --enable-qt             Qt interface support (default disabled)],
  [if test "x${enable_qt}" = "xyes"; then
     PLUGINS="${PLUGINS} qt"
     ALIASES="${ALIASES} qvlc"
     LDFLAGS_qt="${LDFLAGS_qt} -lqt -L${QTDIR}/lib"
     CPPFLAGS_qt="${CPPFLAGS_qt} -I/usr/include/qt -I${QTDIR}/include"
     if test -x ${QTDIR}/bin/moc
     then
       MOC=${QTDIR}/bin/moc
     else
       MOC=moc
     fi
   fi])

dnl
dnl  KDE module
dnl
AC_ARG_ENABLE(kde,
  [  --enable-kde            KDE interface support (default disabled)],
  [if test "x${enable_kde}" = "xyes"; then
     PLUGINS="${PLUGINS} kde"
     ALIASES="${ALIASES} kvlc"
     LDFLAGS_kde="${LDFLAGS_kde} -L${KDEDIR}/lib -lkfile"
     CPPFLAGS_kde="${CPPFLAGS_kde} -I/usr/include/kde -I/usr/include/qt"
     CPPFLAGS_kde="${CPPFLAGS_kde} -I${KDEDIR}/include -I${QTDIR}/include"
     if test -x ${QTDIR}/bin/moc
     then
       MOC=${QTDIR}/bin/moc
     else
       MOC=moc
     fi
   fi])

dnl
dnl  Opie QT embedded module
dnl
AC_ARG_ENABLE(opie,
  [  --enable-opie           Qt embedded interface support (default disabled)],
  [if test "x${enable_opie}" = "xyes"; then
     AC_ARG_WITH(qte,
     [    --with-qte=PATH       Qt Embedded headers and libraries])
     if test "x${with_qte}" != "xno" -a "x${with_qte}" != "x"
     then
       LDFLAGS_qte="-L${with_qte}/lib `echo -L${with_qte}/lib | sed 's,opt/QtPalmtop,usr,'` -ljpeg -lqte"
       CPPFLAGS_qte="-I${with_qte}/include `echo -I${with_qte}/include | sed 's,opt/QtPalmtop,usr,'` -DQT_QWS_IPAQ -DQWS -fno-exceptions -fno-rtti"
     else
       LDFLAGS_qte="-L${QTDIR}/lib `echo -L${QTDIR}/lib | sed 's,opt/QtPalmtop,usr,'`"
       CPPFLAGS_qte="-I${QTDIR}/include `echo -I${QTDIR}/include | sed 's,opt/QtPalmtop,usr,'`"
     fi
     CPPFLAGS="${CPPFLAGS_save} ${CPPFLAGS_qte}"
     AC_CHECK_HEADERS(qt.h jpeglib.h, ,[
       AC_MSG_ERROR([echo "Cannot find QT Embedded development headers."])
     ] )
     CPPFLAGS="${CPPFLAGS_save}"

     PLUGINS="${PLUGINS} opie"
     NEED_QTE_MAIN=yes
     LDFLAGS_opie="${LDFLAGS_opie} -lqpe ${LDFLAGS_qte}"
     CPPFLAGS_opie="${CPPFLAGS_opie} ${CPPFLAGS_qte}"
     if test "x${with_qte}" != "xno" -a "x${with_qte}" != "x"
     then
       MOC=${with_qte}/bin/moc
     else
       MOC=${QTDIR}/bin/moc
     fi
   fi])

dnl
dnl  MacOS X module
dnl
AC_ARG_ENABLE(macosx,
  [  --enable-macosx         MacOS X support (default enabled on MacOS X)],
  [if test "x${enable_macosx}" = "xyes"
   then
     BUILTINS="${BUILTINS} macosx"
     LDFLAGS_macosx="${LDFLAGS_macosx} -framework CoreAudio -framework AudioToolbox -framework IOKit -framework Cocoa -framework Carbon -framework QuickTime -lobjc -ObjC"
   fi],
  [AC_CHECK_HEADERS(Cocoa/Cocoa.h,
     BUILTINS="${BUILTINS} macosx"
     LDFLAGS_macosx="${LDFLAGS_macosx} -framework CoreAudio -framework AudioToolbox -framework IOKit -framework Cocoa -framework Carbon -framework QuickTime -lobjc -ObjC"
   )])

dnl
dnl  QNX RTOS module
dnl
AC_ARG_ENABLE(qnx,
  [  --enable-qnx            QNX RTOS support (default enabled on QNX RTOS)])
    if test "x${enable_qnx}" != "xno"
    then
      AC_CHECK_HEADERS(Ph.h, [
        PLUGINS="${PLUGINS} qnx"
        LDFLAGS_qnx="${LDFLAGS_qnx} -lasound -lph"
      ])
    fi

dnl
dnl  Windows native interface module, built with Borland C++ Builder
dnl
AC_ARG_ENABLE(intfwin,
[  --enable-intfwin        Win32 interface support (default disabled)],
[ if test "x${enable_intfwin}" != "xno"
  then
    AC_ARG_WITH(bcbuilder,
    [    --with-bcbuilder=PATH Borland C++ Builder installation path])
    if test "x${with_bcbuilder}" != "x"
    then
      BCBUILDER="${with_bcbuilder}"
    fi
    PLUGINS="${PLUGINS} win32"
  fi ])

dnl
dnl  ncurses module
dnl
AC_ARG_ENABLE(ncurses,
  [  --enable-ncurses        ncurses interface support (default disabled)],
  [if test "x${enable_ncurses}" = "xyes"; then
     PLUGINS="${PLUGINS} ncurses"
     LDFLAGS_ncurses="${LDFLAGS_ncurses} -lncurses"
   fi])

dnl
dnl  XOSD plugin
dnl
AC_ARG_ENABLE(xosd,
  [  --enable-xosd           xosd interface support (default disabled)])
if test "x${enable_xosd}" = "xyes"
then
  AC_CHECK_HEADER(xosd.h, have_xosd="true", have_xosd="false")
  AC_TRY_COMPILE([#include <xosd.h>],
     [void foo() { xosd_init("foo","bar",12,XOSD_top,2,12,42); }],,
      AC_DEFINE(HAVE_OLD_XOSD_H, 1, Define if <xosd.h> is pre-1.0.0))
  if test "x${have_xosd}" = "xtrue"
  then
    PLUGINS="${PLUGINS} xosd"
    LDFLAGS_xosd="${LDFLAGS_xosd} -lxosd"
  fi
fi

dnl
dnl  SLP access plugin
dnl
AC_ARG_ENABLE(slp,
  [  --enable-slp            SLP service discovery support (default enabled)])
if test "x${enable_slp}" != "xno"
then
  AC_CHECK_HEADER(slp.h, have_slp="true", have_slp="false")
  if test "x${have_slp}" = "xtrue"
  then
    PLUGINS="${PLUGINS} slp"
    LDFLAGS_slp="${LDFLAGS_slp} -lslp"
  fi
fi

dnl
dnl  Lirc plugin
dnl
AC_ARG_ENABLE(lirc,
  [  --enable-lirc           lirc support (default disabled)])
if test "x${enable_lirc}" = "xyes"
then
  AC_CHECK_HEADER(lirc/lirc_client.h, AC_CHECK_LIB(lirc_client, lirc_init, have_lirc="true", have_lirc="false"),have_lirc="false")
  if test "x${have_lirc}" = "xtrue"
  then
    PLUGINS="${PLUGINS} lirc"
    LDFLAGS_lirc="${LDFLAGS_lirc} -llirc_client"
  fi
fi

AC_ARG_WITH(,[Misc options:])

dnl
dnl  Endianness check, AC_C_BIGENDIAN doesn't work if we are cross-compiling
dnl
dnl  We give the user the opportunity to specify
dnl  --with-words=big or --with-words=little ; otherwise, try to guess
dnl
AC_ARG_WITH(words,
  [  --with-words=endianness set endianness (big or little)])
  case "x${with_words}" in
    xbig)
      ac_cv_c_bigendian=yes
      ;;
    xlittle)
      ac_cv_c_bigendian=no
      ;;
    *)
      dnl  Try to guess endianness by matching patterns on a compiled
      dnl  binary, by looking for an ASCII or EBCDIC string
      AC_CACHE_CHECK([whether the byte order is big-endian],
        [ac_cv_c_bigendian],
        [ac_cv_c_bigendian="unknown"
        [cat >conftest.c <<EOF
        short am[] = { 0x4249, 0x4765, 0x6e44, 0x6961, 0x6e53, 0x7953, 0 };
        short ai[] = { 0x694c, 0x5454, 0x656c, 0x6e45, 0x6944, 0x6e61, 0 };
        void _a(void) { char*s = (char*)am; s = (char *)ai; }
        short ei[] = { 0x89D3, 0xe3e3, 0x8593, 0x95c5, 0x89c4, 0x9581, 0 };
        short em[] = { 0xc2c9, 0xc785, 0x95c4, 0x8981, 0x95e2, 0xa8e2, 0 };
        void _e(void) { char*s = (char*)em; s = (char*)ei; }
        int main(void) { _a(); _e(); return 0; }
EOF
        ]
        if test -f conftest.c
        then
          if ${CC-cc} -c conftest.c -o conftest.o >>config.log 2>&1 \
              && test -f conftest.o
          then
            if test "`strings conftest.o | grep BIGenDianSyS`"
            then
              ac_cv_c_bigendian="yes"
            fi
            if test "`strings conftest.o | grep LiTTleEnDian`"
            then
              ac_cv_c_bigendian="no"
            fi
          fi
        fi
      ])
      if test "x${ac_cv_c_bigendian}" = "xunknown"
      then
        AC_MSG_ERROR([Could not guess endianness, please use --with-words])
      fi
      ;;
  esac
dnl  Now we know what to use for endianness, just put it in the header
if test "${ac_cv_c_bigendian}" = "yes"
then
  AC_DEFINE(WORDS_BIGENDIAN, 1, big endian system)
fi

dnl
dnl  Profiling
dnl
AC_ARG_ENABLE(gprof,
[  --enable-gprof          gprof profiling (default disabled)])
AC_ARG_ENABLE(cprof,
[  --enable-cprof          cprof profiling (default disabled)])
AM_CONDITIONAL(GPROF, test "x${enable_gprof}" = "xyes")
AM_CONDITIONAL(CPROF, test "x${enable_gprof}" = "xyes")

dnl
dnl  GNU portable threads
dnl
AC_ARG_ENABLE(pth,
  [  --enable-pth            GNU Pth support (default disabled)],
  [ if test "x${enable_pth}" = "xyes"; then
    AC_CHECK_LIB(pth,pth_init)
    AC_MSG_CHECKING(for pth_init in pth.h)
    AC_EGREP_HEADER(pth_init,pth.h,[
      AC_MSG_RESULT(yes)
      AC_DEFINE(PTH_INIT_IN_PTH_H, 1,
                Define if <pth.h> defines pth_init)
      THREAD_LIB="-lpth"
    ],[
      AC_MSG_RESULT(no)
    ])
    fi
])

dnl
dnl  State Threads
dnl
AC_ARG_ENABLE(st,
  [  --enable-st             State Threads (default disabled)],
  [ if test "x${enable_st}" = "xyes"; then
    AC_CHECK_LIB(st,st_init)
    AC_MSG_CHECKING(for st_init in st.h)
    AC_EGREP_HEADER(st_init,st.h,[
      AC_MSG_RESULT(yes)
      AC_DEFINE(ST_INIT_IN_ST_H, 1,
                Define if <st.h> defines st_init)
      THREAD_LIB="-lst"
    ],[
      AC_MSG_RESULT(yes)
    ])
    fi
])

if test "x${SYS}" != "xmingw32"; then
  LDFLAGS_vlc="${LDFLAGS_vlc} ${THREAD_LIB}"
  LDFLAGS_plugins="${LDFLAGS_plugins} ${THREAD_LIB}"
fi

dnl
dnl  Mozilla plugin
dnl
mozilla=false
AC_ARG_ENABLE(mozilla,
  [  --enable-mozilla        build a vlc-based Mozilla plugin (default disabled)])
if test "x${enable_mozilla}" = "xyes"
then
  AC_PATH_PROG(MOZILLA_CONFIG, mozilla-config, no)
  if test "x${MOZILLA_CONFIG}" != "xno"
  then
    if test "x${SYS}" != "xmingw32"; then
      LDFLAGS="${LDFLAGS_save} -L${x_libraries}"
      AC_CHECK_LIB(Xt,XtStrings,[
        LDFLAGS_mozilla="${LDFLAGS_mozilla} -L${x_libraries} -lXt"
      ])
      LDFLAGS="${LDFLAGS_save}"
    fi
    mozilla=:
    dnl Workaround for http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=150490
    [CPPFLAGS_mozilla="${CPPFLAGS_mozilla} `${MOZILLA_CONFIG} --cflags plugin xpcom java | sed 's,-I\([^ ]*\)/mozilla/\([^ ]*\),-I\1/\2 -I\1/mozilla/\2,g' | xargs`"]
    #[CPPFLAGS_mozilla="${CPPFLAGS_mozilla} `${MOZILLA_CONFIG} --cflags plugin xpcom java --defines | sed 's,-I\([^ ]*\)/mozilla/\([^ ]*\),-I\1/\2 -I\1/mozilla/\2,g' | xargs`"]
    LDFLAGS_mozilla="${LDFLAGS_mozilla} `${MOZILLA_CONFIG} --libs plugin xpcom`"
    dnl Not necessarily in ${PATH}
    if test "x${XPIDL}" = "x" -o ! -x "${XPIDL}"
    then
      XPIDL="/usr/lib/mozilla/xpidl"
    fi
  fi
fi
AM_CONDITIONAL(BUILD_MOZILLA,${mozilla})

dnl
dnl  test plugins
dnl
AC_ARG_ENABLE(testsuite,
  [  --enable-testsuite      build test modules (default disabled)])
if test "x${enable_testsuite}" = "xyes"
then
  TESTS="test1 test2 test3 test4"

  dnl  we define those so that bootstrap sets the right linker
  CXXFLAGS_test2="${CXXFLAGS_test2}"
  OBJCFLAGS_test3="${OBJCFLAGS_test3}"
  dnl  this one is needed until automake knows what to do
  LDFLAGS_test3="${LDFLAGS_test3} -lobjc"

  PLUGINS="${PLUGINS} ${TESTS}"
  #BUILTINS="${BUILTINS} ${TESTS}"
fi

dnl
dnl  gtk_main plugin
dnl
if test "x${NEED_GTK_MAIN}" != "xno"
then
    PLUGINS="${PLUGINS} gtk_main"
    CFLAGS_gtk="${CFLAGS_gtk} -DNEED_GTK_MAIN"
	CFLAGS_familiar="${CFLAGS_familiar} -DNEED_GTK_MAIN"
    CFLAGS_gtk_main="${CFLAGS_gtk_main} ${CFLAGS_gtk} ${CFLAGS_familiar}"
    LDFLAGS_gtk_main="${LDFLAGS_gtk_main} ${LDFLAGS_gtk} ${LDFLAGS_familiar}"
fi

if test "x${NEED_GNOME_MAIN}" != "xno"
then
    PLUGINS="${PLUGINS} gnome_main"
    CFLAGS_gnome_main="${CFLAGS_gnome_main} ${CFLAGS_gtk} ${CFLAGS_familiar} ${CFLAGS_gnome}"
    LDFLAGS_gnome_main="${LDFLAGS_gnome_main} ${LDFLAGS_gtk} ${LDFLAGS_familiar} ${LDFLAGS_gnome}"
fi

dnl
dnl  qte_main plugin
dnl
if test "x${NEED_QTE_MAIN}" != "xno"
then
    PLUGINS="${PLUGINS} qte_main"
    CPPFLAGS_qte="${CPPFLAGS_qte} -DNEED_QTE_MAIN"
	CPPFLAGS_opie="${CPPFLAGS_opie} -DNEED_QTE_MAIN"
    CPPFLAGS_qte_main="${CFLAGS_qte_main} ${CPPFLAGS_qte}"
    LDFLAGS_qte_main="${LDFLAGS_qte_main} ${LDFLAGS_qte}"
fi


dnl
dnl  Plugin and builtin checks
dnl
builtin_support=false
plugin_support=:

dnl Support for plugins - this must be AT THE END
AC_ARG_ENABLE(plugins,
  [  --disable-plugins       make all plugins built-in (default plugins enabled)],
  [if test "x${enable_plugins}" = "xno"
   then
     plugin_support=false
   fi])

dnl Automagically disable plugins if there is no system support for
dnl dynamically loadable files (.so, .dll, .dylib).
dnl don't forget vlc-win32 still can load .dll as plugins
if test "x${ac_cv_header_dlfcn_h}" = "xno" -a "x${ac_cv_header_image_h}" = "xno" -a "x${SYS}" != "xmingw32"
then
  echo "*** Your system doesn't have plugin support. All plugins will be built"
  echo "statically."
  plugin_support=false
fi

dnl Export automake variables
if ${plugin_support}
then
  for plugin in `echo ${PLUGINS}`
  do
    eval "${plugin}_plugin=yes"
  done
else
  BUILTINS="${BUILTINS} ${PLUGINS}"
  PLUGINS=
fi
AM_CONDITIONAL(HAVE_PLUGINS, ${plugin_support})

[if echo "${BUILTINS}" | grep '[^ ]' >/dev/null 2>&1
then
  builtin_support=:
  for builtin in `echo ${BUILTINS}`
  do
    eval "${builtin}_builtin=yes"
  done
fi]
AM_CONDITIONAL(HAVE_BUILTINS, ${builtin_support})

dnl do not touch this line (bootstrap needs it)


dnl
dnl  Stuff used by the program
dnl
AC_DEFINE_UNQUOTED(VERSION_MESSAGE, "${VERSION} ${CODENAME}", [Simple version string])
AC_DEFINE_UNQUOTED(COPYRIGHT_MESSAGE, "VideoLAN Client - version ${VERSION} ${CODENAME} - (c) 1996-2003 VideoLAN", [Copyright string])
AC_DEFINE_UNQUOTED(CONFIGURE_LINE, "${CONFIGURE_LINE}", [The ./configure command line])

VLC_SYMBOL="`echo ${VERSION} | sed -e 'y/.-/__/'`"
AC_DEFINE_UNQUOTED(MODULE_SUFFIX, "__${VLC_SYMBOL}", [String suffix for module functions])
AC_DEFINE_UNQUOTED(MODULE_SYMBOL, ${VLC_SYMBOL}, [Symbol suffix for module functions])
AC_DEFINE_UNQUOTED(LIBEXT, "${LIBEXT}", [Dynamic object extension])

DATA_PATH="${ac_tool_prefix}/share/videolan"
AC_SUBST(DATA_PATH)
PLUGIN_PATH="${ac_tool_prefix}/share/videolan"
AC_SUBST(PLUGIN_PATH)

dnl
dnl  Restore *FLAGS
dnl
CPPFLAGS="${CPPFLAGS_save}"
CFLAGS="${CFLAGS_save}"
CXXFLAGS="${CXXFLAGS_save}"
OBJCFLAGS="${OBJCFLAGS_save}"
LDFLAGS="${LDFLAGS_save}"

dnl
dnl  Fool automake (see Makefile.am)
dnl
AUTOMAKE_SUCKS="\$(L_builtin) \$(LDFLAGS_builtin)"
AC_SUBST(AUTOMAKE_SUCKS)

dnl
dnl  Create the vlc-config script
dnl
LDFLAGS_libvlc="${LDFLAGS_vlc} ${LDFLAGS_builtins}"
for i in `echo "${BUILTINS}" | sed -e 's@[^ ]*/@@g'` ; do LDFLAGS_libvlc="${LDFLAGS_libvlc} ${libdir}/vlc/${i}.a `eval echo '$'{LDFLAGS_${i}}`" ; done

dnl
dnl  Configuration is finished
dnl
AC_SUBST(SYS)
AC_SUBST(ARCH)
AC_SUBST(PLUGINS)
AC_SUBST(BUILTINS)
AC_SUBST(ALIASES)
AC_SUBST(ASM)
AC_SUBST(MOC)
AC_SUBST(WINDRES)
AC_SUBST(BCBUILDER)
AC_SUBST(XPIDL)
AC_SUBST(LIBEXT)
AC_SUBST(INCLUDES)

AC_SUBST(CFLAGS_TUNING)
AC_SUBST(CFLAGS_OPTIM)
AC_SUBST(CFLAGS_OPTIM_NODEBUG)
AC_SUBST(LDFLAGS)

AC_SUBST(CFLAGS_vlc)
AC_SUBST(CFLAGS_pics)
AC_SUBST(CXXFLAGS_pics)
AC_SUBST(CFLAGS_plugins)
AC_SUBST(CXXFLAGS_plugins)
AC_SUBST(CFLAGS_builtins)
AC_SUBST(CPPFLAGS_mozilla)

AC_SUBST(LDFLAGS_vlc)
AC_SUBST(LDFLAGS_libvlc)
AC_SUBST(LDFLAGS_plugins)
AC_SUBST(LDFLAGS_builtins)
AC_SUBST(LDFLAGS_mozilla)

AC_OUTPUT([
  Makefile
  debian/Makefile
  doc/Makefile
  intl/Makefile
  ipkg/Makefile
  lib/Makefile
  m4/Makefile
  modules/Makefile
  po/Makefile.in
  share/Makefile
  src/Makefile
  vlc-config
],[
  chmod a+x vlc-config
])

printf "
vlc configuration
--------------------
vlc version           : ${VERSION}
system                : ${SYS}
architecture          : ${ARCH}
build flavour         : "
test "x${DEBUG_TRUE}" = "x" && printf "debug "
test "x${CPROF_TRUE}" = "x" && printf "cprof "
test "x${GPROF_TRUE}" = "x" && printf "gprof "
test "x${OPTIM_TRUE}" = "x" && printf "optim "
test "x${RELEASE_TRUE}" = "x" && printf "release " || printf "devel "
echo "
vlc aliases           :${ALIASES}

To build vlc and its plugins, type \`make'.
"