configure.in

基于linux的DVD播放器程序

dnl Process this file with autoconf to produce a configure script.
AC_INIT(ac3/ac3dec_wrap.c)
AM_INIT_AUTOMAKE(ogle, 0.9.2)
dnl AM_CONFIG_HEADER(config.h)
AM_MAINTAINER_MODE
AC_CANONICAL_HOST

dnl Checks for programs.
AC_PROG_CC

dnl AM_DISABLE_SHARED
AM_PROG_LIBTOOL

dnl Checks for typedefs, structures, and compiler characteristics.
AC_C_BIGENDIAN
AC_C_CONST
AC_C_ALWAYS_INLINE
AC_CHECK_GENERATE_INTTYPES([include])


dnl Checks for header files.
AC_CHECK_HEADERS([byteswap.h sys/bswap.h sys/endian.h sys/param.h stropts.h])

dnl Find X Window System
AC_PATH_XTRA
saved_CPPFLAGS=$CPPFLAGS
CPPFLAGS="$CPPFLAGS $X_CFLAGS"
AC_CHECK_HEADER(X11/extensions/XShm.h, 
		[AC_DEFINE(HAVE_XSHM, 1, [X11 supports MIT-XShm])],,
		[#include <X11/Xlib.h>])
CPPFLAGS=$saved_CPPFLAGS
AC_CHECK_LIB(Xext, XShmQueryExtension, 
	     [XEXT_LIB=-lXext], 
	     [AC_MSG_ERROR(You need libXext)], 
	     [$X_LIBS -lX11 $X_EXTRA_LIBS])

AC_CHECK_LIB(Xmu, XSolarisGetVisualGamma, 
	     [AC_DEFINE([USE_SOLARIS_XMU], 1, [SolarisXmu present])
		XEXT_LIB="$XEXT_LIB -lXmu"
	   	],, 
	     [$X_LIBS -lX11 $X_EXTRA_LIBS])


dnl ---------------------------------------------------------
dnl Xvideo (Xv)
dnl ---------------------------------------------------------

use_xv=yes
AC_ARG_ENABLE(xv, 
  [  --disable-xv            disable the use of Xv ],
  [if test "x$enableval" != xyes; then
     use_xv=no
   fi])
if test "x$use_xv" = xyes; then
  saved_CPPFLAGS=$CPPFLAGS
  CPPFLAGS="$CPPFLAGS $X_CFLAGS"
  AC_CHECK_HEADER(X11/extensions/Xv.h, xv_header=yes, xv_header=no)
  CPPFLAGS=$saved_CPPFLAGS
  AC_CHECK_LIB(Xv, XvQueryExtension, 
	       [ AC_DEFINE([HAVE_XV], 1, [X11 supports Xv])
		 XEXT_LIB="$XEXT_LIB -lXv"
		 BUILD_XV=1
	        ], 
	       [AC_MSG_WARN([You won't be able to use Xv])], 
	       [$X_LIBS -lX11 -lXext $X_EXTRA_LIBS])
fi
AC_SUBST(XEXT_LIB)

dnl ---------------------------------------------------------
dnl end Xvideo (Xv)
dnl ---------------------------------------------------------


dnl ---------------------------------------------------------
dnl libjpeg
dnl ---------------------------------------------------------

jpeg_path=""
AC_ARG_WITH(libjpeg, 
  AC_HELP_STRING([--with-libjpeg=path],
                 [specify the install prefix to libjpeg]), 
  [if test "x$withval" = xno; then
     AC_MSG_ERROR([You must have/use libjpeg])
   fi
   if test "x$withval" != xyes; then
     jpeg_path=$withval
   fi])
if test -z "$jpeg_path"; then
  dnl We have nothing better to go on, guess that it's installed in prefix
  if test "x$prefix" != xNONE; then
    jpeg_path=$prefix
  else
    jpeg_path=$ac_default_prefix
  fi  
fi
dnl Both this and the libdvdread should first test and see if any flags
dnl beside -lname are needed. Then they the suggested path (+ some standard?)
TMPCFLAGS=$CFLAGS
CFLAGS="-L$jpeg_path/lib"
AC_CHECK_LIB(jpeg, main, 
  [ JPEG_LIBS="-L$jpeg_path/lib -R$jpeg_path/lib -ljpeg"
    JPEG_CPPFLAGS=-I$jpeg_path/include
  ],
  [AC_MSG_ERROR([Need libjpeg, install it and/or specify it's location])], 
  -L$jpeg_path/lib)

CFLAGS=$TMPCFLAGS

AC_ARG_WITH(libjpeg-includes, 
  AC_HELP_STRING([--with-libjpeg-includes=path],
                 [specify location of libjpeg headers]), 
  [JPEG_CPPFLAGS=-I$with_libjpeg_includes])

dnl if test x"$JPEG_CPPFLAGS" = x"-I/usr/local/include"; then
dnl  JPEG_CPPFLAGS=""
dnl fi
if test x"$JPEG_CPPFLAGS" = x"-I/usr/include"; then
  JPEG_CPPFLAGS=""
fi

saved_CPPFLAGS=$CPPFLAGS
dnl -w added to shutup GCC3.1's cpp warning about -I/usr/local
CPPFLAGS="-w $CPPFLAGS $JPEG_CPPFLAGS"
AC_CHECK_HEADER(jpeglib.h,, 
  [ AC_MSG_WARN([Can not find jpeglib.h, need the libjpeg headers])
    AC_MSG_ERROR([Install the headers and/or specify their location]) 
  ])
CPPFLAGS=$saved_CPPFLAGS

AC_SUBST(JPEG_CPPFLAGS)
AC_SUBST(JPEG_LIBS)

dnl ---------------------------------------------------------
dnl end libjpeg
dnl ---------------------------------------------------------


dnl clock_gettime is in librt on Solaris
AC_CHECK_FUNC(clock_gettime, [ AC_DEFINE([HAVE_CLOCK_GETTIME], 1, [ ]) ], 
  AC_CHECK_LIB(rt, clock_gettime, 
    [ AC_DEFINE([HAVE_CLOCK_GETTIME], 1, [ ])
      LIBS="$LIBS -lrt"
    ]
  )
)

dnl nanosleep is in librt on Solaris
AC_CHECK_FUNC(nanosleep, , 
  AC_CHECK_LIB(rt, nanosleep, [ LIBS="$LIBS -lrt" ],
    AC_CHECK_LIB(posix4, nanosleep, [ LIBS="$LIBS -lposix4" ], 
      AC_MSG_ERROR(You need nanosleep)
    )
  )
)

dnl Should this also have some fallback library?
AC_CHECK_FUNCS(madvise)


dnl ---------------------------------------------------------
dnl dvdread
dnl ---------------------------------------------------------

dvd_path=""
AC_ARG_WITH(dvdread, 
  AC_HELP_STRING([--with-dvdread=path],
                 [specify the install prefix to libdvdread]), 
  [if test "x$with_dvdread" = xno; then
     AC_MSG_ERROR([You must have/use libdvdread])
   fi
   if test "x$with_dvdread" != xyes; then
     dvd_path=$with_dvdread
   fi])
if test -z "$dvd_path"; then
  dnl We have nothing better to go on, guess that it's installed in prefix
  if test "x$prefix" != xNONE; then
    dvd_path=$prefix
  else
    dvd_path=$ac_default_prefix
  fi
fi

TMPCFLAGS=$CFLAGS
CFLAGS="-L$dvd_path/lib"

AC_CHECK_LIB(dvdread, DVDDiscID, 
  [ DVDREAD_LIBS="-L$dvd_path/lib -R$dvd_path/lib -ldvdread" 
    DVDREAD_CPPFLAGS=-I$dvd_path/include
  ],
  [
    AC_CHECK_LIB(dvdread, DVDOpen, 
      [ AC_MSG_ERROR([Upgrade libdvdread to 0.9.4 or later]) ],
      [ AC_MSG_ERROR([Need libdvdread, install it or specify it's location])],
      -L$dvd_path/lib)
  ], -L$dvd_path/lib)

CFLAGS=$TMPCFLAGS

AC_ARG_WITH(dvdread-includes, 
  AC_HELP_STRING([--with-dvdread-includes=path],
              [specify location of libdvdread headers]), 
  [DVDREAD_CPPFLAGS=-I$with_dvdread_includes])

dnl if test x"$DVDREAD_CPPFLAGS" = x"-I/usr/local/include"; then
dnl  DVDREAD_CPPFLAGS=""
dnl fi
if test x"$DVDREAD_CPPFLAGS" = x"-I/usr/include"; then
  DVDREAD_CPPFLAGS=""
fi

dnl Linux and Solaris needs this to prototype lseek64 and others
dnl Should really be taken from getconf...
DVDREAD_CPPFLAGS="-D_LARGEFILE64_SOURCE $DVDREAD_CPPFLAGS"

saved_CPPFLAGS=$CPPFLAGS
dnl -w added to shutup GCC3.1's cpp warning about -I/usr/local
CPPFLAGS="-w $CPPFLAGS $DVDREAD_CPPFLAGS"
AC_CHECK_HEADER(dvdread/dvd_reader.h,, 
  [ AC_MSG_WARN([Can not find dvd_reader.h, need the libdvdread headers])
    AC_MSG_ERROR([Install the headers and/or specify their location]) 
  ])
CPPFLAGS=$saved_CPPFLAGS

AC_SUBST(DVDREAD_CPPFLAGS)
AC_SUBST(DVDREAD_ALIGN_CFLAGS)
AC_SUBST(DVDREAD_LIBS)

dnl ---------------------------------------------------------
dnl end dvdread
dnl ---------------------------------------------------------


dnl ---------------------------------------------------------
dnl Sun MediaLib
dnl ---------------------------------------------------------

have_mlib=no
mlib_path="/opt/SUNWmlib"
AC_ARG_WITH(libmlib,
  AC_HELP_STRING([--with-libmlib=path],
                 [specify where mediaLib is installed]),
  [if test "x$with_libmlib" != xyes; then
     mlib_path=$with_libmlib
   fi])
if test "x$mlib_path" != xno; then
  saved_CPPFLAGS=$CFLAGS
  CFLAGS="$CFLAGS -L$mlib_path/lib"
  AC_CHECK_LIB(mlib, mlib_VideoDCT8x8_S16_S16, 
	       [ MLIB_LIBS="-L$mlib_path/lib -R$mlib_path/lib -lmlib"
                 MLIB_CPPFLAGS=-I$mlib_path/include
                 have_mlib=yes
               ])
  CFLAGS=$saved_CPPFLAGS
fi
if test "x$have_mlib" = xyes; then
  dnl if test x"$MLIB_CPPFLAGS" = x"-I/usr/local/include"; then
  dnl   MLIB_CPPFLAGS=""
  dnl fi
  if test x"$MLIB_CPPFLAGS" = x"-I/usr/include"; then
    MLIB_CPPFLAGS=""
  fi

  saved_CPPFLAGS=$CPPFLAGS
  dnl -w added to shutup GCC3.1's cpp warning about -I/usr/local
  CPPFLAGS="-w $CPPFLAGS $MLIB_CPPFLAGS"
  AC_CHECK_HEADER(mlib_types.h,, 
    [ AC_MSG_WARN([Can not find mlib_types.h, need the mediaLib headers])
      AC_MSG_ERROR([Install the headers and/or specify their location]) 
    ])
  CPPFLAGS=$saved_CPPFLAGS
fi


AC_SUBST(MLIB_CPPFLAGS)
AC_SUBST(MLIB_LIBS)
AM_CONDITIONAL(MLIB_LIBS, [test "x$have_mlib" = xyes])
if test "x$have_mlib" = xyes; then
  AC_DEFINE(HAVE_MLIB, 1, [Solaris MultiMedia Library installed])
  BUILD_MLIB=1
fi

dnl ---------------------------------------------------------
dnl end Sun MediaLib
dnl ---------------------------------------------------------


dnl ---------------------------------------------------------
dnl liba52
dnl ---------------------------------------------------------

a52_path=""
AC_ARG_WITH(liba52, 
  AC_HELP_STRING([--with-liba52=path],
                 [specify the install prefix to liba52 (a52dec)]), 
  [if test "x$with_liba52" = xno; then
     AC_MSG_ERROR([You must have/use a52dec])
   fi
   if test "x$with_liba52" != xyes; then
     a52_path=$with_liba52
   fi])
if test -z "$a52_path"; then
  dnl We have nothing better to go on, guess that it's installed in prefix
  if test "x$prefix" != xNONE; then
    a52_path=$prefix
  else
    a52_path=$ac_default_prefix
  fi
fi

TMPCFLAGS=$CFLAGS
CFLAGS="-L$a52_path/lib"

dnl a52_free is a new function in 0.7.3
AC_CHECK_LIB(a52, a52_free, 
  [ 
    A52_LIBS="-L$a52_path/lib -R$a52_path/lib -la52" 
    A52_CPPFLAGS=-I$a52_path/include
  ],
  [
    if test "x$have_mlib" = xyes; then
      AC_CHECK_LIB(a52, a52_init, 
        [ AC_MSG_ERROR([You have liba52 0.7.2 or earlier, need 0.7.3 or later])
        ],
        [ AC_MSG_ERROR([Need liba52, install a52dec or specify it's location])
        ], -L$a52_path/lib -L$mlib_path/lib -lmlib -lm)
    else
      AC_CHECK_LIB(a52, a52_init, 
        [ AC_MSG_ERROR([You have liba52 0.7.2 or earlier, need 0.7.3 or later])
        ],
        [ AC_MSG_ERROR([Need liba52, install a52dec or specify it's location])
        ], -L$a52_path/lib -lm)
    fi
  ], [-L$a52_path/lib -lm])

CFLAGS=$TMPCFLAGS

AC_ARG_WITH(liba52-includes, 
  AC_HELP_STRING([--with-liba52-includes=path],
                 [specify location of liba52 headers]), 
  [A52_CPPFLAGS=-I$with_liba52_includes])

dnl update to test for 0.7.2 / 0.7.3 MM_ACCEL_DJBFFT ?

dnl if test x"$A52_CPPFLAGS" = x"-I/usr/local/include"; then
dnl  A52_CPPFLAGS=""
dnl fi
if test x"$A52_CPPFLAGS" = x"-I/usr/include"; then
  A52_CPPFLAGS=""
fi

saved_CPPFLAGS=$CPPFLAGS
dnl -w added to shutup GCC3.1's cpp warning about -I/usr/local
CPPFLAGS="-w $CPPFLAGS $A52_CPPFLAGS"
AC_CHECK_HEADER(a52dec/a52.h,, 
    [ AC_MSG_WARN([Can not find a52dec/a52.h, need the liba52 headers])
      AC_MSG_ERROR([Install a52dec(-dev) and/or specify it's location]) 
    ])
CPPFLAGS=$saved_CPPFLAGS

AC_SUBST(A52_CPPFLAGS)
AC_SUBST(A52_LIBS)

dnl ---------------------------------------------------------
dnl end liba52
dnl ---------------------------------------------------------

dnl ---------------------------------------------------------
dnl libmad
dnl ---------------------------------------------------------

mad_path=""
AC_ARG_WITH(libmad, 
  AC_HELP_STRING([--with-libmad=path],
                 [specify the install prefix to libmad]), 
  [if test "x$with_libmad" = xno; then
     AC_MSG_ERROR([You must have/use libmad])
   fi
   if test "x$with_libmad" != xyes; then
     mad_path=$with_libmad
   fi])
if test -z "$mad_path"; then
  dnl We have nothing better to go on, guess that it's installed in prefix
  if test "x$prefix" != xNONE; then
    mad_path=$prefix
  else
    mad_path=$ac_default_prefix
  fi
fi

TMPCFLAGS=$CFLAGS
CFLAGS="-L$mad_path/lib"

AC_CHECK_LIB(mad, mad_frame_decode, 
  [ 
    MAD_LIBS="-L$mad_path/lib -R$mad_path/lib -lmad" 
    MAD_CPPFLAGS=-I$mad_path/include
  ],[AC_MSG_ERROR([Need libmad, install it or specify it's location])],
    [-L$mad_path/lib])

CFLAGS=$TMPCFLAGS

AC_ARG_WITH(libmad-includes, 
  AC_HELP_STRING([--with-libmad-includes=path],
                 [specify location of libmad headers]), 
  [MAD_CPPFLAGS=-I$with_libmad_includes])

saved_CPPFLAGS=$CPPFLAGS
dnl -w added to shutup GCC3.1's cpp warning about -I/usr/local
CPPFLAGS="-w $CPPFLAGS $MAD_CPPFLAGS"
AC_CHECK_HEADER(mad.h,, 
    [ AC_MSG_WARN([Can not find mad.h, need the libmad headers])
      AC_MSG_ERROR([Install libmad and/or specify it's location]) 
    ])
CPPFLAGS=$saved_CPPFLAGS

AC_SUBST(MAD_CPPFLAGS)
AC_SUBST(MAD_LIBS)

dnl ---------------------------------------------------------
dnl end libmad
dnl ---------------------------------------------------------

dnl ---------------------------------------------------------
dnl our integrated audio library
dnl ---------------------------------------------------------

AC_DEFINE([LIBOGLEAO_NULL],,[libogleao null audio support])

dnl check for oss
AC_ARG_ENABLE([oss],
    [  --disable-oss           make a version not using oss])
if test "x$enable_oss" != xno; then
    case "$host" in
    *-linux*|*-openbsd*|*-freebsd*|*-bsdi*)

dnl check for headers.. only define LIBOGLEAO_OSS if library and headers found.
        AC_DEFINE([LIBOGLEAO_OSS],,[libogleao OSS audio support])
	BUILD_AUDIO_OSS=1
        AC_CHECK_LIB([ossaudio],[_oss_ioctl],
            [LIBOGLEAO_LIBS="$LIBOGLEAO_LIBS -lossaudio"])
	DEFAULT_AUDIO_DRIVER="oss"
	DEFAULT_AUDIO_DEVICE="/dev/dsp"