gimp/configure.in

dnl Process this file with autoconf to produce a configure script.
AC_INIT(gimprc.in)

dnl Initialize automake stuff
GIMP_MAJOR_VERSION=1
GIMP_MINOR_VERSION=3
GIMP_MICRO_VERSION=0
GIMP_INTERFACE_AGE=0
GIMP_BINARY_AGE=0
GIMP_VERSION=$GIMP_MAJOR_VERSION.$GIMP_MINOR_VERSION.$GIMP_MICRO_VERSION

dnl libtool versioning
LT_RELEASE=$GIMP_MAJOR_VERSION.$GIMP_MINOR_VERSION
LT_CURRENT=`expr $GIMP_MICRO_VERSION - $GIMP_INTERFACE_AGE`
LT_REVISION=$GIMP_INTERFACE_AGE
LT_AGE=`expr $GIMP_BINARY_AGE - $GIMP_INTERFACE_AGE`

VERSION=$GIMP_VERSION
PACKAGE=gimp

AM_INIT_AUTOMAKE($PACKAGE, $VERSION, no-define)


AM_CONFIG_HEADER(config.h)

dnl Initialize libtool
AM_PROG_LIBTOOL

dnl Initialize maintainer mode
AM_MAINTAINER_MODE

AC_CANONICAL_HOST

dnl Checks for programs.
AC_PROG_CC
AC_ISC_POSIX
AM_PROG_CC_STDC
AC_PROG_INSTALL
AC_PROG_LN_S
AC_PROG_MAKE_SET
AC_PROG_CPP

AC_ARG_ENABLE(debug, [  --enable-debug          turn on debugging [default=no]],
if eval "test x$enable_debug = xyes"; then
  DEBUGFLAG="-g"
fi)

ACLOCAL="$ACLOCAL $ACLOCAL_FLAGS"

dnl Why the heck isn't there already a macro for this?

dnl AC_ARG_WITH(gnu-make, [  --with-gnu-make         assume 'make' understands gnu extensions],
dnl,
dnl if $ac_make -v 2>/dev/null | grep 'GNU Make' >/dev/null; then
dnl   with_gnu_make=yes
dnl fi)

AC_ARG_ENABLE(ansi, [  --enable-ansi           turn on strict ansi [default=no]],
		    , enable_ansi=no)

dnl Possibly change default gimpdir from .gimp
gimpdir=.$PACKAGE-$GIMP_MAJOR_VERSION.$GIMP_MINOR_VERSION
AC_ARG_ENABLE(gimpdir, [  --enable-gimpdir=DIR    change default gimpdir from .gimp-1.3 to DIR],
if eval "test x$enable_gimpdir != x"; then
  if eval "test x$enable_gimpdir != xyes"; then
    gimpdir=$enable_gimpdir
  fi
fi)

if test -n "$DEBUGFLAG"; then
  CFLAGS="$DEBUGFLAG $CFLAGS"
fi

AC_MSG_CHECKING(whether make is GNU Make)
STRIP_BEGIN=
STRIP_END=
if $ac_make --version 2>/dev/null | grep '^GNU Make ' >/dev/null ; then
	STRIP_BEGIN='$(strip $(STRIP_DUMMY)'
	STRIP_END=')'
	AC_MSG_RESULT(yes)
else
	AC_MSG_RESULT(no)
fi
STRIP_DUMMY=
AC_SUBST(STRIP_DUMMY)
AC_SUBST(STRIP_BEGIN)
AC_SUBST(STRIP_END)

dnl i18n stuff
ALL_LINGUAS="ca cs da de en_GB es fi fr ga gl hu hr it ja ko nl no pl pt_BR ro ru sk sv tr uk zh_TW.Big5"

AM_GNU_GETTEXT

AC_PATH_XTRA

dnl Find pkg-config
AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
if test x$PKG_CONFIG = xno ; then
  AC_MSG_ERROR([
*** pkg-config not found.
    See the file 'INSTALL' for help.])
fi

if ! pkg-config --atleast-pkgconfig-version 0.7 ; then
  AC_MSG_ERROR([
*** pkg-config too old; version 0.7 or better required.
    See the file 'INSTALL' for help.])
fi

dnl Check for GTK+
AM_PATH_GTK_2_0(1.3.7,,
  AC_MSG_ERROR(Test for GTK failed. See the file 'INSTALL' for help.))

changequote(,)dnl

dnl Evil stuff to extract GLIB stuff from gtk-config output
dnl (we want to make sure it matches with the gtk we're using)
GTK_TEMP_CFLAGS=`echo $GTK_CFLAGS | sed 's/^\(-I[^ ]*\).*$/\1/'`
if echo $GTK_TEMP_CFLAGS | grep 'glib/include$' > /dev/null; then
  GTK_TEMP_CFLAGS=$GTK_CFLAGS
else
  GTK_TEMP_CFLAGS=`echo $GTK_CFLAGS | sed 's/^-I[^ ]* \(.*\)$/\1/'`
fi
GLIB_CFLAGS=`echo $GTK_TEMP_CFLAGS | sed 's/^\(-I[^ ]*glib[^ ]*  *-I[^ ]*\).*/\1/'`

GLIB_LDFLAGS=`echo $GTK_LIBS | sed -e 's/^.*-lgdk[^ ]* *\(-L[^ ]*\).*$/\1/' -e 's/^.* -lgdk[^ ]* .*$//'`
if test -z "$GLIB_LDFLAGS" ; then
  GLIB_LDFLAGS=`echo $GTK_LIBS | sed 's/^ *\(-L[^ ]*\) .*$/\1/'`
fi 
GLIB_LIBS="$GLIB_LDFLAGS `echo $GTK_LIBS | sed 's/^.*\(-lglib[^ ]*\).*$/\1/'`"

#
# Check for PangoFT2
#
PANGOFT2_REQUIRED_VERSION=0.17

AC_MSG_CHECKING(for Freetype 2.0 font support for Pango)
  if $PKG_CONFIG --atleast-version $PANGOFT2_REQUIRED_VERSION pangoft2; then
      AC_MSG_RESULT(found)
      PANGOFT2_CFLAGS=`$PKG_CONFIG --cflags pangoft2`
      PANGOFT2_LIBS=`$PKG_CONFIG --libs pangoft2`
  else
      AC_MSG_ERROR([*** PangoFT2 $PANGOFT2_REQUIRED_VERSION or newer is required.])
  fi


if eval "test x$GCC = xyes"; then
  case " $CFLAGS " in
  *[\ \	]-Wall[\ \	]*) ;;
  *) CFLAGS="$CFLAGS -Wall" ;;
  esac

  if test "x$enable_ansi" = "xyes"; then
    case " $CFLAGS " in
    *[\ \	]-ansi[\ \	]*) ;;
    *) CFLAGS="$CFLAGS -ansi" ;;
    esac

    case " $CFLAGS " in
    *[\ \	]-pedantic[\ \	]*) ;;
    *) CFLAGS="$CFLAGS -pedantic" ;;
    esac
  fi
fi

changequote([,])dnl

AC_CHECK_HEADERS(math.h ieeefp.h)

dnl DU4 native cc currently needs -std1 for ANSI mode (instead of K&R)
AC_MSG_CHECKING([for extra flags to get ANSI library prototypes])
gimp_save_LIBS=$LIBS
LIBS="$LIBS -lm"
AC_TRY_RUN([#include <math.h>
             int main (void) { return (log(1) != log(1.)); }],
  AC_MSG_RESULT(none needed),
  gimp_save_CFLAGS=$CFLAGS
  CFLAGS="$CFLAGS -std1"
  AC_TRY_RUN([#include <math.h>
               int main (void) { return (log(1) != log(1.)); }],
    AC_MSG_RESULT(-std1),
    AC_MSG_RESULT()
    CFLAGS=$gimp_save_CFLAGS
    AC_MSG_WARN([No ANSI prototypes found in library. (-std1 didn't work.)]),
    AC_MSG_RESULT),
  AC_MSG_RESULT())

LIBS=$gimp_save_LIBS

dnl NeXTStep cc seems to need this
AC_MSG_CHECKING([for extra flags for POSIX compliance])
AC_TRY_COMPILE([#include <dirent.h>], [DIR *dir;],
  AC_MSG_RESULT(none needed),
  gimp_save_CFLAGS=$CFLAGS
  CFLAGS="$CFLAGS -posix"
  AC_TRY_COMPILE([#include <dirent.h>], [DIR *dir;],
    AC_MSG_RESULT(-posix),
    AC_MSG_RESULT()
    CFLAGS=$gimp_save_CFLAGS
    AC_MSG_WARN([Could not determine POSIX flag. (-posix didn't work.)])))

gimp_save_CPPFLAGS="$CPPFLAGS"
gimp_save_LDFLAGS="$LDFLAGS"
gimp_save_LIBS="$LIBS"

CPPFLAGS="$CPPFLAGS $GTK_CFLAGS"
LDFLAGS="$LDFLAGS `echo $GTK_LIBS | sed 's/\(.*\)\(-lgtk.*\)/\1/'`"
LIBS="$LIBS $GTK_LIBS"

dnl Test for MMX stuff
have_asm_mmx=false
AC_MSG_CHECKING([for Intel Pentium architecture (IA32)])
if test "$host_cpu" = "i386" -o "$host_cpu" = "i486"\
  -o "$host_cpu" = "i586" -o "$host_cpu" = "i586"\
  -o "$host_cpu" = "i686" -o "$host_cpu" = "i786" ;
then
  AC_MSG_RESULT(yes)  
  AC_MSG_CHECKING([for support for gcc-style register parameters on Intel])
  AC_TRY_COMPILE([],
   [extern void x(
    const unsigned char *src1,
    const unsigned char *src2,
    unsigned count,
    unsigned char *dst) __attribute((regparm(3)));],

   [AC_MSG_RESULT(yes)

    AC_MSG_CHECKING([for support for MMX in assembly code])
    cat > conftest.S <<EOF
	  .text

	  psubusb %mm3, %mm4
EOF

    if $CC -c conftest.S ; then
      AC_MSG_RESULT(yes)
      rm -f conftest.*
      AC_DEFINE(HAVE_ASM_MMX)
      have_asm_mmx=true
    else
      AC_MSG_RESULT(no)
      echo "configure: failed program was:" >&AC_FD_CC
      cat conftest.S >&AC_FD_CC
      rm -rf conftest.* ;
    fi
   ],
   [AC_MSG_RESULT(no)
    AC_MSG_WARN(*** C compiler does not support  __attribute((regparm(3))), MMX code will not be built)]);
else
  AC_MSG_RESULT(no) ; 
fi
AM_CONDITIONAL(HAVE_ASM_MMX, test x$have_asm_mmx = xtrue)

dnl Check if building for GTK+-X11
gdk_target=`$PKG_CONFIG --variable=target gtk+-2.0`
if test "$gdk_target" = x11; then
  dnl Test for Xmu
    if test -z "$LIBXMU"; then
      AC_CHECK_LIB(Xmu, XmuClientWindow,
        AC_CHECK_HEADER(X11/Xmu/WinUtil.h,
	  WEBBROWSER="webbrowser"; GIMP_REMOTE="gimp-remote"; LIBXMU='-lXmu -lXt -lSM -lICE',
	  AC_MSG_WARN(*** webbrowser plug-in and gimp-remote will not be built (XMU header file not found) ***)),
	  AC_CHECK_LIB(Xmu, XmuUpdateMapHints,
	    AC_CHECK_HEADER(X11/Xmu/WinUtil.h,
	      WEBBROWSER="webbrowser"; GIMP_REMOTE="gimp-remote"; LIBXMU='-lXmu -lXt',
	      AC_MSG_WARN(*** webbrowser plug-in and gimp-remote will not be built (XMU header file not found) ***)),
	  AC_MSG_WARN(*** webbrowser plug-in and gimp-remote will not be built (XMU library not found) ***), -lXt), -lXt -lSM -lICE)
    fi
  else
     AC_MSG_WARN([ 
*** Not building for GTK+-X11 (GDK backend is $gdk_target).
*** Webbrowser plug-in and gimp-remote will not be built.])
  fi

dnl Test for libaa
  if test -z "$LIBAA"; then
    AC_CHECK_LIB(aa, aa_printf,
      AC_CHECK_HEADER(aalib.h,
	AA='aa'; LIBAA='-laa',
	AC_MSG_WARN(*** AA plug-in will not be built (AA header file not found) ***)),
      AC_MSG_WARN(*** AA plug-in will not be built (AA library not found) ***))
  fi

dnl Test for libtiff
  if test -z "$LIBTIFF"; then
    AC_CHECK_LIB(tiff, TIFFReadScanline,
      AC_CHECK_HEADER(tiffio.h,
	TIFF='tiff'; LIBTIFF='-ltiff',
	AC_MSG_WARN(*** TIFF plug-in will not be built (TIFF header files not found) ***)),
      AC_CHECK_LIB(tiff, TIFFWriteScanline,
	AC_CHECK_HEADER(tiffio.h,
          TIFF='tiff'; LIBTIFF='-ltiff -ljpeg -lz',
	  AC_MSG_WARN(*** TIFF plug-in will not be built (TIFF header files not found) ***)),
	AC_CHECK_LIB(tiff34, TIFFFlushData,
	  AC_CHECK_HEADER(tiffio.h,
            TIFF='tiff'; LIBTIFF='-ltiff34 -ljpeg -lz',
	    AC_MSG_WARN(*** TIFF plug-in will not be built (TIFF header files not found) ***)),
        AC_MSG_WARN(*** TIFF plug-in will not be built (TIFF library not found) ***), -ljpeg -lz -lm), -ljpeg -lz -lm), -lm)
  fi

dnl Test for libjpeg
  if test -z "$LIBJPEG"; then
    AC_CHECK_LIB(jpeg, jpeg_destroy_decompress,
      jpeg_ok=yes,
      jpeg_ok=no
      AC_MSG_WARN(*** JPEG plug-in will not be built (JPEG library not found) ***)
      AC_MSG_WARN(*** XJT plug-in will not be built (JPEG library not found) ***))
    if test "$jpeg_ok" = yes; then
      AC_MSG_CHECKING([for jpeglib.h])
      AC_TRY_CPP(
[#include <stdio.h>
#undef HAVE_STDDEF_H
#undef HAVE_STDLIB_H
#undef PACKAGE
#undef VERSION
#include <jpeglib.h>],
	jpeg_ok=yes,
	jpeg_ok=no)
      AC_MSG_RESULT($jpeg_ok)
      if test "$jpeg_ok" = yes; then
	JPEG='jpeg'; XJT='xjt'; LIBJPEG='-ljpeg'
	AC_CHECK_LIB(jpeg, jpeg_simple_progression,	
	  AC_DEFINE(HAVE_PROGRESSIVE_JPEG),
	  AC_MSG_WARN(JPEG library does not support progressive saving.))
      else
	AC_MSG_WARN(*** JPEG plug-in will not be built (JPEG header file not found) ***)
        AC_MSG_WARN(*** XJT plug-in will not be built (JPEG header file not found) ***)
      fi
    fi
  fi

dnl Test for libz
  if test -z "$LIBZ"; then
    AC_CHECK_LIB(z, gzsetparams,
      AC_CHECK_HEADER(zlib.h,
	PSP='psp'; LIBZ='-lz',
	AC_MSG_WARN(*** PSP and PNG plug-ins will not be built (ZLIB header files not found) ***)),
      AC_MSG_WARN(*** PSP and PNG plug-ins will not be built (ZLIB library not found) ***))
  fi

dnl Test for libpng
  if test -z "$LIBPNG" && test -n "$LIBZ"; then
    AC_CHECK_LIB(png, png_read_info,
      AC_CHECK_HEADER(png.h,
	png_ok=yes,
	png_ok=no),
      AC_MSG_WARN(*** PNG plug-in will not be built (PNG library not found) ***), -lz -lm)
    if test "$png_ok" = yes; then
      AC_MSG_CHECKING([for png_structp in png.h])
      AC_TRY_COMPILE([#include <png.h>],
        [png_structp pp; png_infop info; png_colorp cmap; png_create_read_struct;],
        png_ok=yes,
        png_ok=no)
      AC_MSG_RESULT($png_ok)
      if test "$png_ok" = yes; then
        PNG='png'; LIBPNG="-lpng $LIBZ"
      else
        AC_MSG_WARN(*** PNG plug-in will not be built (PNG library is too old) ***)
      fi
    else
      AC_MSG_WARN(*** PNG plug-in will not be built (PNG header file not found) ***)
    fi
  fi

dnl Test for libmpeg
  if test -z "$LIBMPEG"; then
    AC_CHECK_LIB(mpeg, GetMPEGFrame,
      AC_CHECK_HEADER(mpeg.h,
	MPEG='mpeg'; LIBMPEG='-lmpeg'; GAP_DECODE_MPEG='gap_decode_mpeg',
	AC_MSG_WARN(*** MPEG plug-in will not be built (MPEG header file not found) ***)),
      AC_MSG_WARN(*** MPEG plug-in will not be built (MPEG library not found) ***))
  fi

dnl Check for shared memory
AC_CHECK_HEADER(sys/ipc.h, AC_DEFINE(HAVE_IPC_H), no_sys_ipc=yes)
AC_CHECK_HEADER(sys/shm.h, AC_DEFINE(HAVE_SHM_H), no_sys_shm=yes)
if test "$ac_cv_header_sys_shm_h" = "yes"; then
  AC_MSG_CHECKING(whether shmctl IPC_RMID allowes subsequent attaches)
  AC_TRY_RUN([
	#include <sys/types.h>
	#include <sys/ipc.h>
	#include <sys/shm.h>
	int main()
	{
	  int id;
	  char *shmaddr;
	id = shmget (IPC_PRIVATE, 4, IPC_CREAT | 0777);
	if (id == -1)
	  exit (2);
	  shmaddr = shmat (id, 0, 0);
	  shmctl (id, IPC_RMID, 0);
	  if ((char*) shmat (id, 0, 0) == (char*) -1)
	  {
	    shmdt (shmaddr);
	    exit (1);
	  }
	  shmdt (shmaddr);
	  shmdt (shmaddr);
	  exit (0);
	}
    ],
    AC_DEFINE(IPC_RMID_DEFERRED_RELEASE)
      AC_MSG_RESULT(yes),
    AC_MSG_RESULT(no),
    AC_MSG_RESULT(assuming no))
fi

AC_MSG_CHECKING(checking for regex in glibc)
AC_TRY_RUN([
#include <features.h>
#include <stdio.h>
#include <regex.h>
int main()
{
#if __GLIBC__ >= 2
  return (0);
#else
  return (1);
#endif
}], AC_DEFINE(HAVE_GLIBC_REGEX)
    have_glibc_regex=yes
    AC_MSG_RESULT(yes),
    AC_MSG_RESULT(no),
    AC_MSG_RESULT(assuming no))
AM_CONDITIONAL(HAVE_GLIBC_REGEX, test x$have_glibc_regex = xyes)

AC_HEADER_DIRENT
AC_HEADER_STDC
AC_HEADER_SYS_WAIT
AC_HEADER_TIME

AC_CHECK_HEADER(sys/param.h, AC_DEFINE(HAVE_SYS_PARAM_H))
AC_CHECK_HEADER(sys/time.h, AC_DEFINE(HAVE_SYS_TIME_H))
AC_CHECK_HEADER(sys/times.h, AC_DEFINE(HAVE_SYS_TIMES_H))
AC_CHECK_HEADER(sys/wait.h, AC_DEFINE(HAVE_SYS_WAIT_H))
AC_CHECK_HEADER(unistd.h, AC_DEFINE(HAVE_UNISTD_H))

AC_TYPE_PID_T
AC_TYPE_SIGNAL
AC_FUNC_VPRINTF

AC_FUNC_ALLOCA

dnl Check for finite or isfinite
AC_CHECK_FUNCS(finite, , [
  AC_MSG_CHECKING(for finite in <math.h>)
  AC_TRY_LINK([#include <math.h>], [double f = 0.0; finite (f)], [
    AC_DEFINE(HAVE_FINITE)
    AC_MSG_RESULT(yes)], [
    AC_MSG_RESULT(no)
    AC_MSG_CHECKING(for isfinite in <math.h>)
    AC_TRY_LINK([#include <math.h>], [float f = 0.0; isfinite(f)], [
      AC_DEFINE(HAVE_ISFINITE)
      AC_MSG_RESULT(yes)], AC_MSG_RESULT(no))])])
AC_SUBST(HAVE_FINITE)
AC_SUBST(HAVE_ISFINITE)

dnl Check for sys/select.h

AC_MSG_CHECKING([fd_set and sys/select])
AC_TRY_COMPILE([#include <sys/types.h>],
        [fd_set readMask, writeMask;], gimp_ok=yes, gimp_ok=no)
if test $gimp_ok = no; then
    AC_EGREP_HEADER(fd_mask, sys/select.h, gimp_ok=yes)
    if test $gimp_ok = yes; then
        AC_DEFINE(HAVE_SYS_SELECT_H)
    fi
fi
AC_MSG_RESULT($gimp_ok)
if test $gimp_ok = no; then
    AC_DEFINE(NO_FD_SET)
fi

dnl Check for random number functions
LIBUCB=""
AC_CHECK_FUNC(random, [
  AC_DEFINE(RAND_FUNC, random)
  AC_DEFINE(SRAND_FUNC, srandom)],
  [AC_CHECK_LIB(ucb, random, [
    AC_DEFINE(RAND_FUNC, random)
    AC_DEFINE(SRAND_FUNC, srandom)
    LIBUCB='-lucb'],
    [AC_CHECK_FUNC(lrand48,
      [AC_DEFINE(RAND_FUNC, lrand48) AC_DEFINE(SRAND_FUNC, srand48)],
      [AC_DEFINE(RAND_FUNC, rand) AC_DEFINE(SRAND_FUNC, srand)])])])

dnl check for difftime
AC_CHECK_FUNC(difftime, , AC_DEFINE(NO_DIFFTIME))

dnl check for putenv (because %#@&% NeXTStep doesn't have it)
AC_CHECK_FUNC(putenv, AC_DEFINE(HAVE_PUTENV))

dnl check for rint
AC_CHECK_FUNC(rint, AC_DEFINE(HAVE_RINT), [
  AC_CHECK_LIB(m, rint, [
    AC_DEFINE(HAVE_RINT)])])

dnl check for mmap
AC_CHECK_FUNCS(mmap)

dnl check for inline
AC_MSG_CHECKING([for inline definition in glibconfig.h])
AC_EGREP_CPP(glib_defines_inline,
[#include <glibconfig.h>
#ifdef inline
   glib_defines_inline
#endif
], have_glib_inline=yes, have_glib_inline=no)
AC_MSG_RESULT($have_glib_inline)
if test "$have_glib_inline" = "no"; then
  AC_C_INLINE
fi  

dnl This is for the help browser
dnl AC_PATH_PROG(GNOME_CONFIG,gnome-config,no)
dnl if test "$GNOME_CONFIG" = "no"; then
dnl   dnl Test for standalone GtkXMHTML widget
dnl   HELPBROWSER=
dnl   if test -n "$LIBPNG" && test -n "$LIBJPEG" && test -n "$LIBXPM"; then
dnl     helpbrowser_save_LIBS=$LIBS
dnl     LIBS="$LIBS $LIBPNG $LIBJPEG $LIBXPM"
dnl     AC_CHECK_LIB(gtkxmhtml, gtk_xmhtml_new,
dnl       GTKXMHTML_CFLAGS=$GTK_CFLAGS
dnl       GTKXMHTML_LIBS="-lgtkxmhtml $LIBPNG $LIBJPEG $LIBXPM $GTK_LIBS"
dnl       HELPBROWSER=helpbrowser,
dnl       AC_MSG_WARN(*** Help browser plug-in will not be built (GtkXMHTML library not found) ***))
dnl     LIBS=$helpbrowser_save_LIBS
dnl   else
dnl     AC_MSG_WARN(*** Help browser plug-in will not be built (PNG, JPEG or XPM libraries not found) ***)
dnl   fi
dnl else
dnl   GTKXMHTML_CFLAGS=`$GNOME_CONFIG --cflags gnomeui`
dnl   GTKXMHTML_LIBS=`$GNOME_CONFIG --libs gtkxmhtml`
dnl   HELPBROWSER=helpbrowser
dnl fi

dnl Sanity check to make sure the headers are there too and that gnome-config
dnl didn't lie to us
dnl if test -n "$HELPBROWSER"; then
dnl   CPPFLAGS="$CPPFLAGS $GTKXMHTML_CFLAGS"
dnl   LDFLAGS="$LDFLAGS `echo $GTKXMHTML_LIBS | sed 's/\(.*\)\(-lgtkxmhtml.*\)/\1/'`"
dnl   LIBS="$LIBS $GTKXMHTML_LIBS"

dnl   AC_MSG_CHECKING([to see if we can build with GtkXMHTML])
dnl   AC_TRY_LINK([#include <gtk-xmhtml/gtk-xmhtml.h>], [return 0;],
dnl     gtkxmhtml_ok=yes, gtkxmhtml_ok=no)
dnl   AC_MSG_RESULT($gtkxmhtml_ok)
dnl 
dnl   if test "$gtkxmhtml_ok" = no; then
dnl     AC_MSG_WARN(*** Help browser plug-in will not be built (GtkXMHTML setup busted) ***)
dnl     HELPBROWSER=
dnl   fi
dnl fi

CPPFLAGS="$gimp_save_CPPFLAGS"
LDFLAGS="$gimp_save_LDFLAGS"
LIBS="$gimp_save_LIBS"

dnl Test for libXpm
  gimp_save_LDFLAGS="$LDFLAGS"
  LDFLAGS="$LDFLAGS $X_LIBS"
  if test -z "$LIBXPM"; then
    AC_CHECK_LIB(Xpm, XpmReadFileToXpmImage,
      AC_CHECK_HEADER(X11/xpm.h,
	XPM='xpm'; LIBXPM="$X_LIBS $X_PRE_LIBS -lX11 -lXpm",
	AC_MSG_WARN(*** XPM plug-in will not be built (XPM header file not found) ***)),
      AC_MSG_WARN(*** XPM plug-in will not be built (XPM library not found) ***), $X_PRE_LIBS -lX11)
  fi
  LDFLAGS="$gimp_save_LDFLAGS"


dnl Threads
dnl AC_ARG_WITH(threads, [  --with-threads=[posix]  support threading ])
dnl GIMP_THREAD_LIBS=
dnl if test "x$with_threads" = "xposix" || test "x$with_threads" = "xyes"; then
dnl   AC_CHECK_LIB(pthread, pthread_attr_init, 
dnl     [AC_DEFINE(USE_PTHREADS)
dnl     GIMP_THREAD_LIBS="-lpthread"
dnl     GIMP_THREAD_FLAGS="-D_REENTRANT"],
dnl     # AIX has libpthreads, cause they're special. Special friends (TM)
dnl     AC_CHECK_LIB(pthreads, pthread_attr_init,
dnl       [AC_DEFINE(USE_PTHREADS)
dnl       GIMP_THREAD_LIBS="-lpthreads"
dnl       GIMP_THREAD_FLAGS="-D_REENTRANT -D_THREAD_SAFE"]))
dnl fi

dnl Multi-Processor Support
AC_ARG_WITH(mp, [  --with-mp=[no]          support multiple processors ])
GIMP_MP_LIBS=
if test "x$with_mp" = "xyes"; then
  AC_CHECK_LIB(pthread, pthread_attr_init, 
    [AC_DEFINE(ENABLE_MP)
    GIMP_MP_LIBS="-lpthread"
    GIMP_MP_FLAGS="-D_REENTRANT"],
    # AIX has libpthreads, cause they're special. Special friends (TM)
    AC_CHECK_LIB(pthreads, pthread_attr_init,
      [AC_DEFINE(ENABLE_MP)
      GIMP_MP_LIBS="-lpthreads"
      GIMP_MP_FLAGS="-D_REENTRANT -D_THREAD_SAFE"]))
fi

gimpdatadir=$datadir/$PACKAGE/$GIMP_MAJOR_VERSION.$GIMP_MINOR_VERSION
gimpplugindir=$libdir/$PACKAGE/$GIMP_MAJOR_VERSION.$GIMP_MINOR_VERSION
gimpsysconfdir=$sysconfdir/$PACKAGE/$GIMP_MAJOR_VERSION.$GIMP_MINOR_VERSION

localedir='${prefix}/${DATADIRNAME}/locale'

brushdata=`ls -1 $srcdir/data/brushes | grep -v Makefile`
gradientdata=`ls -1 $srcdir/data/gradients | grep -v Makefile`
palettedata=`ls -1 $srcdir/data/palettes | grep -v Makefile`
patterndata=`ls -1 $srcdir/data/patterns | grep -v Makefile`

brushdata=`echo $brushdata`
gradientdata=`echo $gradientdata`
palettedata=`echo $palettedata`
patterndata=`echo $patterndata`

dnl This is for generating PDB docuemntation.
AC_PATH_PROGS(EMACS, emacs xemacs, :)

dnl This is for the developers documentation.
AC_CHECK_PROG(GTKDOC, gtkdoc-mkdb, true, false)
AM_CONDITIONAL(HAVE_GTK_DOC, $GTKDOC)
AC_SUBST(HAVE_GTK_DOC)

dnl Let people disable the gtk-doc stuff.
AC_ARG_ENABLE(gtk-doc, [  --enable-gtk-doc        use gtk-doc to build documentation [default=auto]], enable_gtk_doc="$enableval", enable_gtk_doc=auto)

if test x$enable_gtk_doc = xauto ; then
  if test x$GTKDOC = xtrue ; then
    enable_gtk_doc=yes
  else
    enable_gtk_doc=no
  fi
fi

AM_CONDITIONAL(ENABLE_GTK_DOC, test x$enable_gtk_doc = xyes)

AC_ARG_WITH(html-dir, [  --with-html-dir=PATH    path to installed docs ])
if test "x$with_html_dir" = "x" ; then
  HTML_DIR='${gimpdatadir}/devel-docs/html'
else
  HTML_DIR=$with_html_dir
fi

dnl This is for the mail plug-in
sendmail_path=":"
AC_ARG_ENABLE(sendmail_path, [  --with-sendmail=DIR     set sendmail command location],
if eval "test x$with_sendmail != x"; then
    sendmail_path=$with_sendmail
fi)
AC_PATH_PROG(SENDMAIL, "sendmail", $sendmail_path, $PATH:/usr/sbin:/usr/lib)

if test $ac_cv_path_SENDMAIL != ":"; then
  MAILER="-DMAILER=\\\"$ac_cv_path_SENDMAIL\\\""
fi

dnl This is for the print plug-in
GIMP_PRINT_VERSION="4.0.4"
GIMP_PRINT_RELEASE_DATE="02\ Dec\ 2000"

dnl This is for the gimp-perl plug-in
AC_ARG_ENABLE(perl, [  --disable-perl          do not build perl extension [by default enabled]
  --enable-perl[=prefix]  use specified prefix for perl (see INSTALL)])

AC_ARG_WITH(pdbgen, [  --with-pdbgen           use 'pdbgen' code generation tool],
,
with_pdbgen=$enable_maintainer_mode)

if test "x$enable_perl" != xno || test "x$with_pdbgen" = xyes ; then
   AC_PATH_PROGS(PERL,perl5 perl perl5.005 perl5.004,perl)
fi

AM_CONDITIONAL(WITH_PDBGEN, test x$with_pdbgen = xyes)
AM_CONDITIONAL(WITH_AUTHORSGEN, test x$enable_maintainer_mode = xyes)

rm -f plug-ins/perl/config.status

if test "x$enable_perl" != xno; then
   AC_MSG_CHECKING(for perl version >= 5.004_04)
   if test "`$PERL -e 'print $]>=5.004_04'`" = "1"; then
      AC_MSG_RESULT(yes)
      
      dnl perl does not allow VPATH builds (yet)
      if test ! -f plug-ins/perl/Makefile.PL; then
         mkdir plug-ins || true
         cp -r $srcdir/plug-ins/perl plug-ins/perl
      fi
      
      dnl these are gross hacks
      GIMP_CFLAGS_NOUI="-I\$topdir/../.. $GLIB_CFLAGS $GTK_CFLAGS"
      GIMP_CFLAGS="$GIMP_CFLAGS_NOUI"
      GIMP_LIBS_NOUI="-L\$topdir/../../libgimp/.libs -L\$topdir/../../libgimp -lgimp-$LT_RELEASE -L\$topdir/../../libgimpcolor/.libs -L\$topdir/../../libgimpcolor -lgimpcolor-$LT_RELEASE -L\$topdir/../../libgimpbase/.libs -L\$topdir/../../libgimpbase -lgimpbase-$LT_RELEASE $GLIB_LIBS $LIBS"
      GIMP_LIBS="$GIMP_LIBS_NOUI -lgimpui-$LT_RELEASE"
      GIMPTOOL="../../gimptool-1.4"
      IN_GIMP=1
      EXTENSIVE_TESTS=0

      dnl include the autoconf fragment from there
      sinclude(plug-ins/perl/configure.frag)

      dnl we ignore prefix
      if test -n "$enable_perl" && test "x$enable_perl" != xyes; then
         perl_prefix="PREFIX=$enable_perl"
      fi
      cat >plug-ins/perl/config.status <<EOF
      echo invoking perl for configuration...
      $PERL Makefile.PL --writemakefile $perl_prefix
EOF
      GIMP_PERL=perl
      GIMP_PERL_PO=plug-ins/perl/po
   else
      GIMP_PERL=
      GIMP_PERL_PO=
      AC_MSG_RESULT(no)
      AC_MSG_WARN(*** gimp-perl plug-in won't be build (perl5.004_04 or higher required) ***)
   fi
fi

dnl Pygimp configure stuff ...
dnl AC_ARG_ENABLE(python,
dnl [  --disable-python        do not build python extension],,[enable_python=no])
dnl build_python=false
dnl if test "x$enable_python" != xno; then
dnl   AM_PATH_PYTHON
dnl   if test "x$PYTHON" != xno; then
dnl     AM_INIT_PYEXEC_MOD
dnl     if test "x$am_cv_python_makefile" != xno; then
dnl       PYGIMP_CFLAGS_NOUI="-I\$(top_srcdir) $GLIB_CFLAGS"
dnl       PYGIMP_LIBS_NOUI="-L\$(top_builddir)/libgimp/.libs -lgimp $GLIB_LIBS"
dnl 
dnl       build_python=true
dnl       AM_CHECK_PYMOD(gtk,,,build_python=false)
dnl     fi
dnl   fi
dnl fi
dnl AC_SUBST(PYGIMP_CFLAGS_NOUI)
dnl AC_SUBST(PYGIMP_LIBS_NOUI)
dnl AM_CONDITIONAL(BUILD_PYTHON, $build_python)
  

GIMPINSTALL=
if test "$INSTALL" = "$ac_install_sh"; then
  GIMPINSTALL="gimpinstall"
fi

if test -n "$DISTMAKE"; then
  WEBBROWSER=webbrowser TIFF=tiff JPEG=jpeg PNG=png AA=aa MPEG=mpeg
  XJT=xjt XPM=xpm
fi

dnl eek, what a hack...
rm -f confauthorsgen

IFS="${IFS=         }"; gimp_save_IFS="$IFS"; IFS='
'

for i in `sed -e '/^#/d' -e 's/\.*\[.*\]//' -e 's/^ *//' -e 's/ *$//' -e '/^$/d' < $srcdir/tools/authorsgen/contributors`; do
  echo $ac_n "$i, $ac_c" >> confauthorsgen
done

IFS="$gimp_save_IFS"

GIMP_CONTRIBUTORS=`sed -e 's/, $/./' < confauthorsgen`
rm -f confauthorsgen

AM_CONDITIONAL(STATICLIBS, test x$enable_static = xyes)

CPPFLAGS="${CPPFLAGS} -DGTK_DISABLE_COMPAT_H"

AC_SUBST(GIMP_MAJOR_VERSION)
AC_SUBST(GIMP_MINOR_VERSION)
AC_SUBST(GIMP_MICRO_VERSION)
AC_SUBST(GIMP_VERSION)

AC_SUBST(LT_RELEASE)
AC_SUBST(LT_CURRENT)
AC_SUBST(LT_REVISION)
AC_SUBST(LT_AGE)

AC_SUBST(X_LIBS)

AC_SUBST(GLIB_CFLAGS)
AC_SUBST(GLIB_LIBS)

AC_SUBST(PANGOFT2_CFLAGS)
AC_SUBST(PANGOFT2_LIBS)

AC_SUBST(PKG_CONFIG)

AC_SUBST(HAVE_GLIBC_REGEX)

AC_SUBST(gimpdir)
AC_SUBST(gimpdatadir)
AC_SUBST(gimpplugindir)
AC_SUBST(gimpsysconfdir)
AC_SUBST(localedir)
AC_SUBST(brushdata)
AC_SUBST(gradientdata)
AC_SUBST(palettedata)
AC_SUBST(patterndata)
AC_SUBST(GIMP_REMOTE)	
AC_SUBST(WEBBROWSER)
AC_SUBST(LIBXMU)
AC_SUBST(TIFF)
AC_SUBST(LIBTIFF)
AC_SUBST(JPEG)
AC_SUBST(XJT)
AC_SUBST(LIBJPEG)
AC_SUBST(PSP)
AC_SUBST(LIBZ)
AC_SUBST(PNG)
AC_SUBST(LIBPNG)
AC_SUBST(AA)
AC_SUBST(LIBAA)
AC_SUBST(MPEG)
AC_SUBST(LIBMPEG)
AC_SUBST(GAP_DECODE_MPEG)
AC_SUBST(XPM)
AC_SUBST(LIBXPM)
AC_SUBST(LIBUCB)
AC_SUBST(GIMP_PRINT_VERSION)
AC_SUBST(GIMP_PRINT_RELEASE_DATE)
AC_SUBST(MAILER)
AC_SUBST(GIMP_THREAD_FLAGS)
AC_SUBST(GIMP_THREAD_LIBS)
AC_SUBST(GIMP_MP_FLAGS)
AC_SUBST(GIMP_MP_LIBS)
AC_SUBST(GIMP_PERL)
AC_SUBST(GIMP_PERL_PO)
AC_SUBST(GIMPINSTALL)
AC_SUBST(HELPBROWSER)
AC_SUBST(GTKXMHTML_CFLAGS)
AC_SUBST(GTKXMHTML_LIBS)
AC_SUBST(HTML_DIR)

AC_SUBST(GIMP_CONTRIBUTORS)

dnl easy way to skip the plug-in build
GIMP_PLUGINS=plug-ins
GIMP_MODULES=modules
AC_SUBST(GIMP_PLUGINS)
AC_SUBST(GIMP_MODULES)

dnl Output the Makefiles

AC_OUTPUT([
gimp.1
gimprc
gimprc_user
gimprc.5
gimptool-1.4
gimptool.1
gimp-remote.1
gimp.spec
Makefile
build/Makefile
build/win32/Makefile
intl/Makefile
tools/Makefile
tools/authorsgen/Makefile
tools/pdbgen/Makefile
regexrepl/Makefile
libgimp/Makefile
libgimp/makefile.mingw
libgimpbase/gimpversion.h
libgimpbase/Makefile
libgimpbase/makefile.mingw
libgimpcolor/Makefile
libgimpcolor/makefile.mingw
libgimpmath/Makefile
libgimpmath/makefile.mingw
libgimpwidgets/Makefile
libgimpwidgets/makefile.mingw
app/Makefile
app/makefile.mingw
app/base/Makefile
app/core/Makefile
app/gui/Makefile
app/paint-funcs/Makefile
app/pdb/Makefile
app/tools/Makefile
app/widgets/Makefile
app/xcf/Makefile
plug-ins/Makefile
plug-ins/makefile.mingw
plug-ins/perl/config.pl
plug-ins/libgck/Makefile
plug-ins/libgck/gck/Makefile
plug-ins/dbbrowser/Makefile
plug-ins/script-fu/Makefile
plug-ins/script-fu/scripts/Makefile
plug-ins/webbrowser/Makefile
plug-ins/xjt/Makefile
plug-ins/FractalExplorer/Makefile
plug-ins/FractalExplorer/fractalexplorer-examples/Makefile
plug-ins/Lighting/Makefile
plug-ins/MapObject/Makefile
plug-ins/bmp/Makefile
plug-ins/common/Makefile
plug-ins/faxg3/Makefile
plug-ins/fits/Makefile
plug-ins/flame/Makefile
plug-ins/fp/Makefile
plug-ins/gap/Makefile
plug-ins/gdyntext/Makefile
plug-ins/gfig/Makefile
plug-ins/gfig/gfig-examples/Makefile
plug-ins/gflare/Makefile
plug-ins/gflare/gflares/Makefile
plug-ins/gfli/Makefile
plug-ins/gimpressionist/Makefile
plug-ins/gimpressionist/Brushes/Makefile
plug-ins/gimpressionist/Paper/Makefile
plug-ins/gimpressionist/Presets/Makefile
plug-ins/helpbrowser/Makefile
plug-ins/ifscompose/Makefile
plug-ins/imagemap/Makefile
plug-ins/maze/Makefile
plug-ins/mosaic/Makefile
plug-ins/pagecurl/Makefile
plug-ins/print/Makefile
plug-ins/print/escputil.1
plug-ins/rcm/Makefile
plug-ins/sel2path/Makefile
plug-ins/sgi/Makefile
plug-ins/plugin-helper/Makefile
modules/Makefile
modules/makefile.mingw
devel-docs/Makefile
devel-docs/libgimp/Makefile
devel-docs/libgimpbase/Makefile
devel-docs/libgimpcolor/Makefile
devel-docs/libgimpmath/Makefile
devel-docs/libgimpwidgets/Makefile
docs/Makefile
tips/Makefile
pixmaps/Makefile
cursors/Makefile
themes/Makefile
themes/Default/Makefile
themes/Default/images/Makefile
themes/Default/images/tools/Makefile
data/Makefile
data/brushes/Makefile
data/gradients/Makefile
data/palettes/Makefile
data/patterns/Makefile
po/Makefile.in
po-libgimp/Makefile.in
po-plug-ins/Makefile.in
po-script-fu/Makefile.in
plug-ins/perl/po/Makefile.in],
[
   chmod +x gimptool-1.4
   sed -e "s/^     ..\/..\/..\//     ..\//" plug-ins/perl/po/Makefile > plug-ins/perl/po/Makefile.eek && mv plug-ins/perl/po/Makefile.eek plug-ins/perl/po/Makefile
   case "$CONFIG_FILES" in
   *plug-ins/perl*)
      if test -f plug-ins/perl/config.status; then
         ( cd plug-ins/perl; ${CONFIG_SHELL-/bin/sh} config.status )
      fi
      ;;
   esac
]
)