dnl Process this file with autoconf to produce a configure script.
AC_REVISION($Id$)dnl

dnl ---------------------------------------------------------------------------
dnl
dnl Top-level configure.in for wxWindows by Robert Roebling, Phil Blecker and
dnl Vadim Zeitlin
dnl
dnl This script is under the wxWindows licence.
dnl
dnl Version: $Id$
dnl ////////////////////////////////////////////////////////////////////////

dnl ---------------------------------------------------------------------------
dnl initialization
dnl ---------------------------------------------------------------------------

dnl the file passed to AC_INIT should be speicific to our package
AC_INIT(wx-config.in)

AC_CANONICAL_HOST
AM_INIT_AUTOMAKE(wxWindows, 2.1.0)

WX_MAJOR_VERSION_NUMBER=2
WX_MINOR_VERSION_NUMBER=1
WX_RELEASE_NUMBER=0

dnl FIXME this hack suppresses automake 1.4 warning about @LTLIBOBJS@ being
dnl       never defined in configure.in (remove these lines to see what I'm
dnl       speaking about) - Tom Tromey <tromey@cygnus.com> told me that it will
dnl       be fixed in the next release.
LIBOBJS=
LIBOBJS="$LIBOBJS common/extended.o"

dnl ------------------------------------------------------------------------
dnl Check platform (host system)
dnl ------------------------------------------------------------------------

dnl assume Unix
USE_UNIX=1
USE_LINUX=
USE_SGI=
USE_HPUX=
USE_SYSV=
USE_SVR4=
USE_AIX=
USE_SUN=
USE_SOLARIS=
USE_SUNOS=
USE_ALPHA=
USE_OSF=
USE_BSD=
USE_FREEBSD=
USE_VMS=
USE_ULTRIX=
USE_CYGWIN=
USE_MINGW32=
USE_DATA_GENERAL=

dnl NB: these wxUSE_XXX constants have value of 0 or 1 unlike all the other ones
dnl     which are either yes or no
DEFAULT_wxUSE_GTK=0
DEFAULT_wxUSE_MOTIF=0
DEFAULT_wxUSE_MSW=0

case "${host}" in
  *-hp-hpux* )
    USE_HPUX=1
    DEFAULT_wxUSE_MOTIF=1
    AC_DEFINE(__HPUX__)
  ;;
  *-*-linux* )
    USE_LINUX=1
    AC_DEFINE(__LINUX__)
    TMP=`uname -m`
    if test "x$TMP" = "xalpha"; then
      USE_ALPHA=1
      AC_DEFINE(__ALPHA__)
    fi
    DEFAULT_wxUSE_GTK=1
  ;;
  *-*-irix5* | *-*-irix6* )
    USE_SGI=1
    USE_SVR4=1
    AC_DEFINE(__SGI__)
    AC_DEFINE(__SVR4__)
    DEFAULT_wxUSE_MOTIF=1
  ;;
  *-*-solaris2* )
    USE_SUN=1
    USE_SOLARIS=1
    USE_SVR4=1
    AC_DEFINE(__SUN__)
    AC_DEFINE(__SOLARIS__)
    AC_DEFINE(__SVR4__)
    DEFAULT_wxUSE_MOTIF=1
  ;;
  *-*-sunos4* )
    USE_SUN=1
    USE_SUNOS=1
    USE_BSD=1
    AC_DEFINE(__SUN__)
    AC_DEFINE(__SUNOS__)
    AC_DEFINE(__BSD__)
    DEFAULT_wxUSE_MOTIF=1
  ;;
  *-*-freebsd* | *-*-netbsd*)
    USE_BSD=1
    USE_FREEBSD=1
    AC_DEFINE(__FREEBSD__)
    AC_DEFINE(__BSD__)
    DEFAULT_wxUSE_GTK=1
  ;;
  *-*-osf* )
    USE_ALPHA=1
    USE_OSF=1
    AC_DEFINE(__ALPHA__)
    AC_DEFINE(__OSF__)
    DEFAULT_wxUSE_MOTIF=1
  ;;
  *-*-dgux5* )
    USE_ALPHA=1
    USE_SVR4=1
    AC_DEFINE(__ALPHA__)
    AC_DEFINE(__SVR4__)
    DEFAULT_wxUSE_MOTIF=1
  ;;
  *-*-sysv5* )
    USE_SYSV=1
    USE_SVR4=1
    AC_DEFINE(__SYSV__)
    AC_DEFINE(__SVR4__)
    DEFAULT_wxUSE_MOTIF=1
  ;;
  *-*-aix* )
    USE_AIX=1
    USE_SYSV=1
    USE_SVR4=1
    AC_DEFINE(__AIX__)
    AC_DEFINE(__SYSV__)
    AC_DEFINE(__SVR4__)
    DEFAULT_wxUSE_MOTIF=1
  ;;
  *)
    AC_MSG_ERROR(unknown system type $(host).)
esac

if test "$USE_UNIX" = 1 ; then
  wxUSE_UNIX=yes
  AC_DEFINE(__UNIX__)
  EXTRA_VPATH="$EXTRA_VPATH:\$(srcdir)/unix"
  INCLUDE_SUBDIRS="$INCLUDE_SUBDIRS unix"
fi

dnl Linux: test for libc5/glibc2: glibc2 has gettext() included
if test "$USE_LINUX" = 1; then
  AC_CHECK_LIB(c,gettext,AC_DEFINE(wxHAVE_GLIBC2))
fi

dnl TODO cross-compiling for Windows not yet supported
AC_DEFINE(__UNIX__)

dnl if eval "test $USE_CYGWIN != 1 -a $USE_MINGW32 != 1"; then
dnl   AC_DEFINE(__UNIX__)
dnl else
dnl   AC_DEFINE(__WINDOWS__)
dnl   DEFAULT_wxUSE_MSW=1
dnl fi

dnl ---------------------------------------------------------------------------
dnl command line options for configure
dnl ---------------------------------------------------------------------------

dnl the default values for all options - we collect them all here to simplify
dnl modification of the default values (for example, if the defaults for some
dnl platform should be changed, it can be done here too)
dnl
dnl NB: see also DEFAULT_wxUSE<toolkit> variables defined above

dnl useful to test the compilation with minimum options, define as 0 for normal
dnl usage
DEBUG_CONFIGURE=0
if test $DEBUG_CONFIGURE = 1; then
  DEFAULT_wxUSE_THREADS=yes

  DEFAULT_wxUSE_OPTIMISE=no
  DEFAULT_wxUSE_PROFILE=no
  DEFAULT_wxUSE_DEBUG_FLAG=yes
  DEFAULT_wxUSE_DEBUG_INFO=yes
  DEFAULT_wxUSE_DEBUG_GDB=yes
  DEFAULT_wxUSE_MEM_TRACING=no
  DEFAULT_wxUSE_DMALLOC=no
  DEFAULT_wxUSE_APPLE_IEEE=no

  DEFAULT_wxUSE_LOG=yes

  DEFAULT_wxUSE_GUI=yes

  DEFAULT_wxUSE_ZLIB=no
  DEFAULT_wxUSE_LIBPNG=no
  DEFAULT_wxUSE_LIBGIF=no
  DEFAULT_wxUSE_LIBJPEG=no
  DEFAULT_wxUSE_ODBC=no

  DEFAULT_wxUSE_FILE=no
  DEFAULT_wxUSE_TEXTFILE=no
  DEFAULT_wxUSE_TIMEDATE=no
  DEFAULT_wxUSE_INTL=no
  DEFAULT_wxUSE_CONFIG=no
  DEFAULT_wxUSE_STREAMS=no
  DEFAULT_wxUSE_SOCKETS=no
  DEFAULT_wxUSE_SERIAL=no
  DEFAULT_wxUSE_JOYSTICK=no
  DEFAULT_wxUSE_DYNLIB_CLASS=no
  DEFAULT_wxUSE_LONGLONG=no

  DEFAULT_wxUSE_AFM_FOR_POSTSCRIPT=no
  DEFAULT_wxUSE_NORMALIZED_PS_FONTS=no
  DEFAULT_wxUSE_POSTSCRIPT=no

  DEFAULT_wxUSE_X_RESOURCES=no
  DEFAULT_wxUSE_CLIPBOARD=no
  DEFAULT_wxUSE_TOOLTIPS=no
  DEFAULT_wxUSE_DRAG_AND_DROP=no
  DEFAULT_wxUSE_SPLINES=no

  DEFAULT_wxUSE_MDI_ARCHITECTURE=no
  DEFAULT_wxUSE_DOC_VIEW_ARCHITECTURE=no
  DEFAULT_wxUSE_PRINTING_ARCHITECTURE=no

  DEFAULT_wxUSE_PROLOGIO=no
  DEFAULT_wxUSE_RESOURCES=no
  DEFAULT_wxUSE_CONSTRAINTS=no
  DEFAULT_wxUSE_IPC=no
  DEFAULT_wxUSE_HELP=no
  DEFAULT_wxUSE_WXTREE=no
  DEFAULT_wxUSE_METAFILE=no

  DEFAULT_wxUSE_COMMONDLGS=no
  DEFAULT_wxUSE_MINIFRAME=no
  DEFAULT_wxUSE_VALIDATORS=yes

  DEFAULT_wxUSE_ACCEL=no
  DEFAULT_wxUSE_CARET=no
  DEFAULT_wxUSE_BMPBUTTON=no
  DEFAULT_wxUSE_CHECKBOX=no
  DEFAULT_wxUSE_CHECKLST=no
  DEFAULT_wxUSE_COMBOBOX=no
  DEFAULT_wxUSE_GAUGE=no
  DEFAULT_wxUSE_GRID=no
  DEFAULT_wxUSE_IMAGLIST=no
  DEFAULT_wxUSE_LISTBOX=no
  DEFAULT_wxUSE_LISTCTRL=no
  DEFAULT_wxUSE_NOTEBOOK=no
  DEFAULT_wxUSE_RADIOBOX=no
  DEFAULT_wxUSE_RADIOBTN=no
  DEFAULT_wxUSE_SASHWINDOW=no
  DEFAULT_wxUSE_SCROLLBAR=no
  DEFAULT_wxUSE_SLIDER=no
  DEFAULT_wxUSE_SPINBTN=no
  DEFAULT_wxUSE_SPLITTER=no
  DEFAULT_wxUSE_STATBMP=no
  DEFAULT_wxUSE_STATBOX=no
  DEFAULT_wxUSE_STATLINE=no
  DEFAULT_wxUSE_STATUSBAR=yes
  DEFAULT_wxUSE_TABDIALOG=no
  DEFAULT_wxUSE_TOOLBAR=no
  DEFAULT_wxUSE_TREECTRL=no

  DEFAULT_wxUSE_UNICODE=no
  DEFAULT_wxUSE_WCSRTOMBS=no
else
  DEFAULT_wxUSE_THREADS=yes

  DEFAULT_wxUSE_OPTIMISE=yes
  DEFAULT_wxUSE_PROFILE=no
  DEFAULT_wxUSE_DEBUG_FLAG=no
  DEFAULT_wxUSE_DEBUG_INFO=no
  DEFAULT_wxUSE_DEBUG_GDB=no
  DEFAULT_wxUSE_MEM_TRACING=no
  DEFAULT_wxUSE_DMALLOC=no
  DEFAULT_wxUSE_APPLE_IEEE=yes

  DEFAULT_wxUSE_LOG=yes

  DEFAULT_wxUSE_GUI=yes

  DEFAULT_wxUSE_ZLIB=yes
  DEFAULT_wxUSE_LIBPNG=yes
  DEFAULT_wxUSE_LIBGIF=yes
  DEFAULT_wxUSE_LIBJPEG=yes
  DEFAULT_wxUSE_ODBC=no

  DEFAULT_wxUSE_FILE=yes
  DEFAULT_wxUSE_TEXTFILE=yes
  DEFAULT_wxUSE_TIMEDATE=yes
  DEFAULT_wxUSE_INTL=yes
  DEFAULT_wxUSE_CONFIG=yes
  DEFAULT_wxUSE_STREAMS=yes
  DEFAULT_wxUSE_SOCKETS=yes
  DEFAULT_wxUSE_SERIAL=yes
  DEFAULT_wxUSE_JOYSTICK=yes
  DEFAULT_wxUSE_DYNLIB_CLASS=yes
  DEFAULT_wxUSE_LONGLONG=no

  DEFAULT_wxUSE_AFM_FOR_POSTSCRIPT=yes
  DEFAULT_wxUSE_NORMALIZED_PS_FONTS=yes
  DEFAULT_wxUSE_POSTSCRIPT=yes

  DEFAULT_wxUSE_X_RESOURCES=no
  DEFAULT_wxUSE_CLIPBOARD=yes
  DEFAULT_wxUSE_TOOLTIPS=yes
  DEFAULT_wxUSE_DRAG_AND_DROP=yes
  DEFAULT_wxUSE_SPLINES=yes

  DEFAULT_wxUSE_MDI_ARCHITECTURE=yes
  DEFAULT_wxUSE_DOC_VIEW_ARCHITECTURE=yes
  DEFAULT_wxUSE_PRINTING_ARCHITECTURE=yes

  DEFAULT_wxUSE_PROLOGIO=yes
  DEFAULT_wxUSE_RESOURCES=yes
  DEFAULT_wxUSE_CONSTRAINTS=yes
  DEFAULT_wxUSE_IPC=yes
  DEFAULT_wxUSE_HELP=yes
  DEFAULT_wxUSE_WXTREE=yes
  DEFAULT_wxUSE_METAFILE=yes

  DEFAULT_wxUSE_COMMONDLGS=yes
  DEFAULT_wxUSE_MINIFRAME=yes
  DEFAULT_wxUSE_VALIDATORS=yes

  DEFAULT_wxUSE_ACCEL=yes
  DEFAULT_wxUSE_CARET=yes
  DEFAULT_wxUSE_BMPBUTTON=yes
  DEFAULT_wxUSE_CHECKBOX=yes
  DEFAULT_wxUSE_CHECKLST=yes
  DEFAULT_wxUSE_COMBOBOX=yes
  DEFAULT_wxUSE_GAUGE=yes
  DEFAULT_wxUSE_GRID=yes
  DEFAULT_wxUSE_IMAGLIST=yes
  DEFAULT_wxUSE_LISTBOX=yes
  DEFAULT_wxUSE_LISTCTRL=yes
  DEFAULT_wxUSE_NOTEBOOK=yes
  DEFAULT_wxUSE_RADIOBOX=yes
  DEFAULT_wxUSE_RADIOBTN=yes
  DEFAULT_wxUSE_SASHWINDOW=yes
  DEFAULT_wxUSE_SCROLLBAR=yes
  DEFAULT_wxUSE_SLIDER=yes
  DEFAULT_wxUSE_SPINBTN=yes
  DEFAULT_wxUSE_SPLITTER=yes
  DEFAULT_wxUSE_STATBMP=yes
  DEFAULT_wxUSE_STATBOX=yes
  DEFAULT_wxUSE_STATLINE=yes
  DEFAULT_wxUSE_STATUSBAR=yes
  DEFAULT_wxUSE_TABDIALOG=no
  DEFAULT_wxUSE_TOOLBAR=yes
  DEFAULT_wxUSE_TREECTRL=yes

  DEFAULT_wxUSE_UNICODE=no
  DEFAULT_wxUSE_WCSRTOMBS=no
fi

dnl AC_ARG_WITH should be used to select whether an external package will be
dnl used or not, to configure compile-time features of this package itself,
dnl use AC_ARG_ENABLE instead

dnl ============================
dnl external package dependecies
dnl ============================

AC_ARG_WITH(gtk-prefix,        [  --with-gtk-prefix=PFX   prefix where GTK is installed],
            gtk_config_prefix="$withval", gtk_config_prefix="")
AC_ARG_WITH(gtk-exec-prefix,    [  --with-gtk-exec-prefix=PFX  exec prefix where GTK is installed],
            gtk_config_exec_prefix="$withval", gtk_config_exec_prefix="")
AC_ARG_WITH(gtk,        [  --with-gtk              use GTK+],
            wxUSE_GTK="$withval",wxUSE_GTK=0)
AC_ARG_WITH(motif,        [  --with-motif            use Motif/Lesstif],
            wxUSE_MOTIF="$withval",wxUSE_MOTIF=0)
AC_ARG_WITH(cygwin,        [  --with-cygwin           use Cygwin for MS-Windows],
            wxUSE_CYGWIN="$withval",wxUSE_CYGWIN=0)
AC_ARG_WITH(mingw,        [  --with-mingw            use GCC Minimal MS-Windows],
            wxUSE_MINGW="$withval",wxUSE_MINGW=0)

AC_ARG_WITH(dmalloc,        [  --with-dmalloc          use dmalloc library (www.letters.com/dmalloc)],
            wxUSE_DMALLOC="$withval",wxUSE_DMALLOC=$DEFAULT_wxUSE_DMALLOC)
AC_ARG_WITH(zlib,        [  --with-zlib             use zlib for LZW compression],
            wxUSE_ZLIB="$withval",wxUSE_ZLIB=$DEFAULT_wxUSE_ZLIB)
AC_ARG_WITH(libpng,        [  --with-libpng           use libpng (PNG image format)],
            wxUSE_LIBPNG="$withval",wxUSE_LIBPNG=$DEFAULT_wxUSE_LIBPNG)
AC_ARG_WITH(libgif,     [  --with-libgif          use libgif (GIF file format)],
            wxUSE_LIBGIF="${withval}",wxUSE_LIBGIF=$DEFAULT_wxUSE_LIBGIF)
AC_ARG_WITH(libjpeg,     [  --with-libjpeg          use libjpeg (JPEG file format)],
            wxUSE_LIBJPEG="${withval}",wxUSE_LIBJPEG=$DEFAULT_wxUSE_LIBJPEG)
AC_ARG_WITH(opengl,        [  --with-opengl           use OpenGL (or Mesa)],
            wxUSE_OPENGL="$withval",wxUSE_OPENGL=$DEFAULT_wxUSE_OPENGL)
AC_ARG_WITH(odbc,        [  --with-odbc             use the IODBC and wxODBC classes],
            wxUSE_ODBC="$withval",wxUSE_ODBC=$DEFAULT_wxUSE_ODBC)

dnl ====================
dnl compile-time options
dnl ====================

dnl ---------------------------------------------------------------------------
dnl compile options
dnl ---------------------------------------------------------------------------

AC_ARG_ENABLE(optimise,        [  --enable-optimise       create optimised code],
            wxUSE_OPTIMISE="$enableval",wxUSE_OPTIMISE=$DEFAULT_wxUSE_OPTIMISE)
AC_ARG_ENABLE(optimize,        [  --enable-optimize       create optimized code],
            wxUSE_OPTIMISE="$enableval",wxUSE_OPTIMISE=$DEFAULT_wxUSE_OPTIMISE)
AC_ARG_ENABLE(debug_flag,    [  --enable-debug_flag     set __WXDEBUG__ flag (recommended for developers!)],
            wxUSE_DEBUG_FLAG="$enableval",wxUSE_DEBUG_FLAG=$DEFAULT_wxUSE_DEBUG_FLAG)
AC_ARG_ENABLE(debug_info,    [  --enable-debug_info     create code with debugging information],
            wxUSE_DEBUG_INFO="$enableval",wxUSE_DEBUG_INFO=$DEFAULT_wxUSE_DEBUG_INFO)
AC_ARG_ENABLE(debug_gdb,    [  --enable-debug_gdb      create code with extra GDB debugging information],
            wxUSE_DEBUG_GDB="$enableval",wxUSE_DEBUG_GDB=$DEFAULT_wxUSE_DEBUG_GDB)
AC_ARG_ENABLE(debug_cntxt,    [  --enable-debug_cntxt    use wxDebugContext],
             AC_DEFINE(wxUSE_DEBUG_CONTEXT))
AC_ARG_ENABLE(mem_tracing,    [  --enable-mem_tracing    create code with memory tracing],
            wxUSE_MEM_TRACING="$enableval", wxUSE_MEM_TRACING=$DEFAULT_wxUSE_MEM_TRACING)
AC_ARG_ENABLE(profile,        [  --enable-profile        create code with profiling information],
            wxUSE_PROFILE="$enableval",wxUSE_PROFILE=$DEFAULT_wxUSE_PROFILE)

dnl ---------------------------------------------------------------------------
dnl --disable-gui will build only non-GUI part of wxWindows
dnl
dnl NB: this is still in testing stage, don't use if you don't know what you're
dnl     doing
dnl ---------------------------------------------------------------------------

AC_ARG_ENABLE(gui,        [  --enable-gui            use GUI classes],
            wxUSE_GUI="$enableval",wxUSE_GUI=$DEFAULT_wxUSE_GUI)

dnl ---------------------------------------------------------------------------
dnl (small) optional non GUI classes
dnl ---------------------------------------------------------------------------

AC_ARG_ENABLE(intl,        [  --enable-intl           use internationalization system],
            wxUSE_INTL="$enableval",wxUSE_INTL=$DEFAULT_wxUSE_INTL)
AC_ARG_ENABLE(config,        [  --enable-config         use wxConfig (and derived) classes],
            wxUSE_CONFIG="$enableval",wxUSE_CONFIG=$DEFAULT_wxUSE_CONFIG)
AC_ARG_ENABLE(sockets,        [  --enable-sockets        use socket/network classes],
              wxUSE_SOCKETS="$enableval",wxUSE_SOCKETS=$DEFAULT_wxUSE_SOCKETS)
AC_ARG_ENABLE(ipc,        [  --enable-ipc            use interprocess communication (wxSocket etc.)],
            wxUSE_IPC="$enableval",wxUSE_IPC=$DEFAULT_wxUSE_IPC)
AC_ARG_ENABLE(apple_ieee,    [  --enable-apple_ieee     use the Apple IEEE codec],
            wxUSE_APPLE_IEEE="$enableval",wxUSE_APPLE_IEEE=$DEFAULT_wxUSE_APPLE_IEEE)
AC_ARG_ENABLE(timedate,        [  --enable-timedate       use date/time classes],
            wxUSE_TIMEDATE="$enableval",wxUSE_TIMEDATE=$DEFAULT_wxUSE_TIMEDATE)
AC_ARG_ENABLE(fraction,        [  --enable-fraction       use wxFraction class],
            wxUSE_FRACTION="$enableval",wxUSE_FRACTION=$DEFAULT_wxUSE_FRACTION)
AC_ARG_ENABLE(dynlib,        [  --enable-dynlib         use wxLibrary class for DLL loading],
            wxUSE_DYNLIB_CLASS="$enableval",wxUSE_DYNLIB_CLASS=$DEFAULT_wxUSE_DYNLIB_CLASS)
AC_ARG_ENABLE(longlong, [  --enable-longlong       use wxLongLong class],
            wxUSE_LONGLONG="${enableval}",wxUSE_LONGLONG=$DEFAULT_wxUSE_LONGLONG)
AC_ARG_ENABLE(log,        [  --enable-log            use logging system],
            wxUSE_LOG="$enableval",wxUSE_LOG=$DEFAULT_wxUSE_LOG)
AC_ARG_ENABLE(streams,        [  --enable-streams        use wxStream etc classes],
            wxUSE_STREAMS="$enableval",wxUSE_STREAMS=$DEFAULT_wxUSE_STREAMS)
AC_ARG_ENABLE(file,        [  --enable-file           use wxFile classes],
            wxUSE_FILE="$enableval",wxUSE_FILE=$DEFAULT_wxUSE_FILE)
AC_ARG_ENABLE(textfile,        [  --enable-textfile       use wxTextFile classes],
            wxUSE_TEXTFILE="$enableval",wxUSE_TEXTFILE=$DEFAULT_wxUSE_TEXTFILE)
AC_ARG_ENABLE(unicode,        [  --enable-unicode        compile wxString with Unicode support],
            wxUSE_UNICODE="$enableval",wxUSE_UNICODE=$DEFAULT_wxUSE_UNICODE)
AC_ARG_ENABLE(wcsrtombs,    [  --enable-wcsrtombs      use wcsrtombs instead of buggy (GNU libc1/Linux libc5) wcstombs],
            wxUSE_WCSRTOMBS="$enableval",wxUSE_WCSRTOMBS=$DEFAULT_wxUSE_WCSRTOMBS)
AC_ARG_ENABLE(joystick,        [  --enable-joystick       compile in joystick support (Linux only)],
            wxUSE_JOYSTICK="$enableval", wxUSE_JOYSTICK=$DEFAULT_wxUSE_JOYSTICK)

dnl ---------------------------------------------------------------------------
dnl "big" options (i.e. those which change a lot of things throughout the library)
dnl ---------------------------------------------------------------------------

AC_ARG_ENABLE(threads,        [  --enable-threads        use threads],
            wxUSE_THREADS="${enableval}",wxUSE_THREADS=$DEFAULT_wxUSE_THREADS)
AC_ARG_ENABLE(serial,        [  --enable-serial         use class serialization],
            wxUSE_SERIAL="${enableval}",wxUSE_SERIAL=$DEFAULT_wxUSE_SERIAL)

dnl ---------------------------------------------------------------------------
dnl "big" GUI options
dnl ---------------------------------------------------------------------------

AC_ARG_ENABLE(docview,        [  --enable-docview        use document view architecture],
            wxUSE_DOC_VIEW_ARCHITECTURE="$enableval",wxUSE_DOC_VIEW_ARCHITECTURE=$DEFAULT_wxUSE_DOC_VIEW_ARCHITECTURE)
AC_ARG_ENABLE(help,        [  --enable-help           use help (using external browser at present)],
            wxUSE_HELP="$enableval",wxUSE_HELP=$DEFAULT_wxUSE_HELP)
AC_ARG_ENABLE(constraints,    [  --enable-constraints    use layout-constraints system],
            wxUSE_CONSTRAINTS="$enableval",wxUSE_CONSTRAINTS=$DEFAULT_wxUSE_CONSTRAINTS)
AC_ARG_ENABLE(printarch,    [  --enable-printarch      use printing architecture],
            wxUSE_PRINTING_ARCHITECTURE="${enableval}",wxUSE_PRINTING_ARCHITECTURE=$DEFAULT_wxUSE_PRINTING_ARCHITECTURE)
AC_ARG_ENABLE(mdi,        [  --enable-mdi            use multiple document interface architecture],
            wxUSE_MDI_ARCHITECTURE="${enableval}",wxUSE_MDI_ARCHITECTURE=$DEFAULT_wxUSE_MDI_ARCHITECTURE)

dnl ---------------------------------------------------------------------------
dnl PostScript options
dnl ---------------------------------------------------------------------------
AC_ARG_ENABLE(postscript,    [  --enable-postscript     use wxPostscriptDC device context (default for gtk+)],
              wxUSE_POSTSCRIPT="$enableval",wxUSE_POSTSCRIPT=$DEFAULT_wxUSE_POSTSCRIPT)

dnl VZ: these options seem to be always on, if someone wants to change it please do
dnl AC_ARG_ENABLE(PS-normalized,    [  --enable-PS-normalized  use normalized PS fonts],
dnl             wxUSE_NORMALIZED_PS_FONTS="${enableval}",wxUSE_NORMALIZED_PS_FONTS=$DEFAULT_wxUSE_NORMALIZED_PS_FONTS)
dnl AC_ARG_ENABLE(afmfonts,        [  --enable-afmfonts       use Adobe Font Metric Font table],
dnl             wxUSE_AFM_FOR_POSTSCRIPT="${enableval}",wxUSE_AFM_FOR_POSTSCRIPT=$DEFAULT_wxUSE_AFM_FOR_POSTSCRIPT)

dnl ---------------------------------------------------------------------------
dnl resources
dnl ---------------------------------------------------------------------------
AC_ARG_ENABLE(prologio,        [  --enable-prologio       use Prolog IO library],
            wxUSE_PROLOGIO="${enableval}",wxUSE_PROLOGIO=$DEFAULT_wxUSE_PROLOGIO)
AC_ARG_ENABLE(resources,    [  --enable-resources      use wxWindows resources],
            wxUSE_RESOURCES="${enableval}",wxUSE_RESOURCES=$DEFAULT_wxUSE_RESOURCES)

AC_ARG_ENABLE(xresources, [  --enable-xresources     use X resources for save (default for gtk+)],
            wxUSE_X_RESOURCES="${enableval}",wxUSE_X_RESOURCES=$DEFAULT_wxUSE_X_RESOURCES)
dnl ---------------------------------------------------------------------------
dnl IPC &c
dnl ---------------------------------------------------------------------------
AC_ARG_ENABLE(clipboard,    [  --enable-clipboard      use wxClipboard classes],
            wxUSE_CLIPBOARD="${enableval}",wxUSE_CLIPBOARD=$DEFAULT_wxUSE_CLIPBOARD)
AC_ARG_ENABLE(dnd,        [  --enable-dnd            use Drag'n'Drop classes],
            wxUSE_DRAG_AND_DROP="${enableval}",wxUSE_DRAG_AND_DROP=$DEFAULT_wxUSE_DRAG_AND_DROP)

dnl ---------------------------------------------------------------------------
dnl options which don't work yet
dnl ---------------------------------------------------------------------------
AC_ARG_ENABLE(wxtree,        [  --enable-wxtree         make wxTree library],
            wxUSE_WXTREE="${enableval}",wxUSE_WXTREE=$DEFAULT_wxUSE_WXTREE)

dnl ---------------------------------------------------------------------------
dnl optional GUI controls (in alphabetical order except the first one)
dnl ---------------------------------------------------------------------------

AC_ARG_ENABLE(controls, [  --enable-controls       use all usual controls],
            wxUSE_CONTROLS="${enableval}")

dnl even with --enable-controls, some may be disabled by giving
dnl --disable-<control> later on the command line - but by default all will be
dnl used (and vice versa)
if test "$wxUSE_CONTROLS" = "yes"; then
  DEFAULT_wxUSE_ACCEL=yes
  DEFAULT_wxUSE_CARET=yes
  DEFAULT_wxUSE_COMBOBOX=yes
  DEFAULT_wxUSE_BMPBUTTON=yes
  DEFAULT_wxUSE_CHECKBOX=yes
  DEFAULT_wxUSE_CHECKLISTBOX=yes
  DEFAULT_wxUSE_GAUGE=yes
  DEFAULT_wxUSE_GRID=yes
  DEFAULT_wxUSE_IMAGLIST=yes
  DEFAULT_wxUSE_LISTBOX=yes
  DEFAULT_wxUSE_LISTCTRL=yes
  DEFAULT_wxUSE_NOTEBOOK=yes
  DEFAULT_wxUSE_RADIOBOX=yes
  DEFAULT_wxUSE_RADIOBTN=yes
  DEFAULT_wxUSE_SASH=yes
  DEFAULT_wxUSE_SCROLLBAR=yes
  DEFAULT_wxUSE_SLIDER=yes
  DEFAULT_wxUSE_SPINBTN=yes
  DEFAULT_wxUSE_SPLITTER=yes
  DEFAULT_wxUSE_STATBMP=yes
  DEFAULT_wxUSE_STATBOX=yes
  DEFAULT_wxUSE_STATLINE=yes
  DEFAULT_wxUSE_STATUSBAR=yes
  DEFAULT_wxUSE_TAB_DIALOG=yes
  DEFAULT_wxUSE_TOOLBAR=yes
  DEFAULT_wxUSE_TOOLTIPS=yes
  DEFAULT_wxUSE_TREECTRL=yes
elif test "$wxUSE_CONTROLS" = "no"; then
  DEFAULT_wxUSE_ACCEL=no
  DEFAULT_wxUSE_CARET=no
  DEFAULT_wxUSE_COMBOBOX=no
  DEFAULT_wxUSE_BMPBUTTON=no
  DEFAULT_wxUSE_CHECKBOX=no
  DEFAULT_wxUSE_CHECKLISTBOX=no
  DEFAULT_wxUSE_GAUGE=no
  DEFAULT_wxUSE_GRID=no
  DEFAULT_wxUSE_IMAGLIST=no
  DEFAULT_wxUSE_LISTBOX=no
  DEFAULT_wxUSE_LISTCTRL=no
  DEFAULT_wxUSE_NOTEBOOK=no
  DEFAULT_wxUSE_RADIOBOX=no
  DEFAULT_wxUSE_RADIOBTN=no
  DEFAULT_wxUSE_SASH=no
  DEFAULT_wxUSE_SCROLLBAR=no
  DEFAULT_wxUSE_SLIDER=no
  DEFAULT_wxUSE_SPINBTN=no
  DEFAULT_wxUSE_SPLITTER=no
  DEFAULT_wxUSE_STATBMP=no
  DEFAULT_wxUSE_STATBOX=no
  DEFAULT_wxUSE_STATLINE=no
  DEFAULT_wxUSE_STATUSBAR=no
  DEFAULT_wxUSE_TAB_DIALOG=no
  DEFAULT_wxUSE_TOOLBAR=no
  DEFAULT_wxUSE_TOOLTIPS=no
  DEFAULT_wxUSE_TREECTRL=no
fi

AC_ARG_ENABLE(accel, [  --enable-accel          use accelerators],
            wxUSE_ACCEL="${enableval}",wxUSE_ACCEL=$DEFAULT_wxUSE_ACCEL)
AC_ARG_ENABLE(caret, [  --enable-caret          use wxCaret class],
            wxUSE_CARET="${enableval}",wxUSE_CARET=$DEFAULT_wxUSE_CARET)
AC_ARG_ENABLE(bmpbutton, [  --enable-bmpbutton      use wxBitmapButton class],
            wxUSE_BMPBUTTON="${enableval}",wxUSE_BMPBUTTON=$DEFAULT_wxUSE_BMPBUTTON)
AC_ARG_ENABLE(checkbox, [  --enable-checkbox       use wxCheckBox class],
            wxUSE_CHECKBOX="${enableval}",wxUSE_CHECKBOX=$DEFAULT_wxUSE_CHECKBOX)
AC_ARG_ENABLE(checklst, [  --enable-checklst       use wxCheckListBox (listbox with checkboxes) class],
            wxUSE_CHECKLST="${enableval}",wxUSE_CHECKLST=$DEFAULT_wxUSE_CHECKLST)
AC_ARG_ENABLE(combobox, [  --enable-combobox       use wxChoice and wxComboBox classes],
            wxUSE_COMBOBOX="${enableval}",wxUSE_COMBOBOX=$DEFAULT_wxUSE_COMBOBOX)
AC_ARG_ENABLE(gauge, [  --enable-gauge          use wxGauge class],
            wxUSE_GAUGE="${enableval}",wxUSE_GAUGE=$DEFAULT_wxUSE_GAUGE)
AC_ARG_ENABLE(grid, [  --enable-grid           use wxGrid class],
            wxUSE_GRID="${enableval}",wxUSE_GRID=$DEFAULT_wxUSE_GRID)
AC_ARG_ENABLE(imaglist, [  --enable-imaglist       use wxImageList class],
            wxUSE_IMAGLIST="${enableval}",wxUSE_IMAGLIST=$DEFAULT_wxUSE_IMAGLIST)
AC_ARG_ENABLE(listbox, [  --enable-listbox        use wxListBox class],
            wxUSE_LISTBOX="${enableval}",wxUSE_LISTBOX=$DEFAULT_wxUSE_LISTBOX)
AC_ARG_ENABLE(listctrl, [  --enable-listctrl       use wxListCtrl class],
            wxUSE_LISTCTRL="${enableval}",wxUSE_LISTCTRL=$DEFAULT_wxUSE_LISTCTRL)
AC_ARG_ENABLE(notebook, [  --enable-notebook       use wxNotebook class],
            wxUSE_NOTEBOOK="${enableval}",wxUSE_NOTEBOOK=$DEFAULT_wxUSE_NOTEBOOK)
AC_ARG_ENABLE(radiobox, [  --enable-radiobox       use wxRadioBox class],
            wxUSE_RADIOBOX="${enableval}",wxUSE_RADIOBOX=$DEFAULT_wxUSE_RADIOBOX)
AC_ARG_ENABLE(radiobtn, [  --enable-radiobtn       use wxRadioButton class],
            wxUSE_RADIOBTN="${enableval}",wxUSE_RADIOBTN=$DEFAULT_wxUSE_RADIOBTN)
AC_ARG_ENABLE(sash, [  --enable-sash           use wxSashWindow class],
            wxUSE_SASH="${enableval}",wxUSE_SASH=$DEFAULT_wxUSE_SASH)
AC_ARG_ENABLE(scrollbar, [  --enable-scrollbar      use wxScrollBar class and scrollable windows],
            wxUSE_SCROLLBAR="${enableval}",wxUSE_SCROLLBAR=$DEFAULT_wxUSE_SCROLLBAR)
AC_ARG_ENABLE(slider, [  --enable-slider         use wxSlider class],
            wxUSE_SLIDER="${enableval}",wxUSE_SLIDER=$DEFAULT_wxUSE_SLIDER)
AC_ARG_ENABLE(spinbtn, [  --enable-spinbtn        use wxSpinButton class],
            wxUSE_SPINBTN="${enableval}",wxUSE_SPINBTN=$DEFAULT_wxUSE_SPINBTN)
AC_ARG_ENABLE(splitter, [  --enable-splitter       use wxSplitterWindow class],
            wxUSE_SPLITTER="${enableval}",wxUSE_SPLITTER=$DEFAULT_wxUSE_SPLITTER)
AC_ARG_ENABLE(statbmp, [  --enable-statbmp         use wxStaticBitmap class],
            wxUSE_STATBMP="${enableval}",wxUSE_STATBMP=$DEFAULT_wxUSE_STATBMP)
AC_ARG_ENABLE(statbox, [  --enable-statbox       use wxStaticBox class],
            wxUSE_STATBOX="${enableval}",wxUSE_STATBOX=$DEFAULT_wxUSE_STATBOX)
AC_ARG_ENABLE(statline, [  --enable-statline       use wxStaticLine class],
            wxUSE_STATLINE="${enableval}",wxUSE_STATLINE=$DEFAULT_wxUSE_STATLINE)
AC_ARG_ENABLE(statusbar, [  --enable-statusbar      use wxStatusBar class],
            wxUSE_STATUSBAR="${enableval}",wxUSE_STATUSBAR=$DEFAULT_wxUSE_STATUSBAR)
AC_ARG_ENABLE(tabdialog, [  --enable-tabdialog        use wxTabControl class],
            wxUSE_TABDIALOG="${enableval}",wxUSE_TABDIALOG=$DEFAULT_wxUSE_TABDIALOG)
AC_ARG_ENABLE(toolbar, [  --enable-toolbar      use wxToolBar class],
            wxUSE_TOOLBAR="${enableval}",wxUSE_TOOLBAR=$DEFAULT_wxUSE_TOOLBAR)
AC_ARG_ENABLE(treectrl, [  --enable-treectrl       use wxTreeCtrl class],
            wxUSE_TREECTRL="${enableval}",wxUSE_TREECTRL=$DEFAULT_wxUSE_TREECTRL)

dnl ---------------------------------------------------------------------------
dnl misc GUI options
dnl ---------------------------------------------------------------------------

AC_ARG_ENABLE(commondlg,        [  --enable-commondlg      use common dialogs (wxDirDialog, wxProgressDialog, wxTextDialog, ...)],
            wxUSE_COMMONDLGS="${enableval}",wxUSE_COMMONDLGS=$DEFAULT_wxUSE_COMMONDLGS)
AC_ARG_ENABLE(miniframe, [  --enable-miniframe      use wxMiniFrame class],
            wxUSE_MINIFRAME="${enableval}",wxUSE_MINIFRAME=$DEFAULT_wxUSE_MINIFRAME)
AC_ARG_ENABLE(tooltips, [  --enable-tooltips       use wxToolTip class],
            wxUSE_TOOLTIPS="${enableval}",wxUSE_TOOLTIPS=$DEFAULT_wxUSE_TOOLTIPS)
AC_ARG_ENABLE(splines, [  --enable-splines        use spline drawing code],
            wxUSE_SPLINES="${enableval}",wxUSE_SPLINES=$DEFAULT_wxUSE_SPLINES)
AC_ARG_ENABLE(validators, [  --enable-validators     use wxValidator and derived classes],
            wxUSE_VALIDATORS="${enableval}",wxUSE_VALIDATORS=$DEFAULT_wxUSE_VALIDATORS)

dnl check that no more than one toolkit is given and that if none are given that
dnl we have a default one
dnl
dnl NB: this supposes that the shell is able to handle arithmetic expansion and
dnl     the ${VAR:-VALUE} construction. It does simplify our life though...
NUM_TOOLKITS="$((${wxUSE_GTK:-0}+${wxUSE_MOTIF:-0}+${wxUSE_MSW:-0}))"

case "$NUM_TOOLKITS" in
  1)
  ;;
  0)
    if test "$((${DEFAULT_wxUSE_GTK:-0}+${DEFAULT_wxUSE_MOTIF:-0}+${DEFAULT_wxUSE_MSW:-0}))" = 0; then
      AC_MSG_ERROR(Please specify a toolkit)
    fi

    wxUSE_GTK=$DEFAULT_wxUSE_GTK
    wxUSE_MOTIF=$DEFAULT_wxUSE_MOTIF
    wxUSE_MSW=$DEFAULT_wxUSE_MSW
  ;;
  *)
    AC_MSG_ERROR(Please specify at most one toolkit)
esac

dnl ---------------------------------------------------------------------------
dnl Checks for programs
dnl ---------------------------------------------------------------------------

dnl flush the cache because checking for programs might abort
AC_CACHE_SAVE

dnl cross-compiling support: we're cross compiling if the build system is
dnl different from the target one (assume host and target be always the same)
if eval "test $host != $build"; then
  if eval "test $build != NONE"; then
    CC="$build-gcc"
    CXX="$build-g++"
    RANLIB="$build-ranlib"
    NM="$build-nm"
  fi
fi

dnl C-compiler checks
dnl   defines CC with the compiler to use
dnl   defines GCC with yes if using gcc
dnl   defines GCC empty if not using gcc
dnl   defines CFLAGS
AC_PROG_CC

CFLAGS=`echo "$CFLAGS" | sed 's/-g//g'`

dnl what is the c-preprocessor
dnl   defines CPP with the c-preprocessor
AC_PROG_CPP

dnl is -traditional needed for correct compilations
dnl   adds -traditional for gcc if needed
AC_PROG_GCC_TRADITIONAL

AC_LANG_SAVE
AC_LANG_CPLUSPLUS

dnl C++-compiler checks
dnl   defines CXX with the compiler to use
dnl   defines GXX with yes if using gxx
dnl   defines GXX empty if not using gxx
dnl   defines CXXFLAGS
AC_PROG_CXX

dnl what is the C++-preprocessor
dnl   defines CXXCPP with the C++-preprocessor
AC_PROG_CXXCPP

CXXFLAGS=`echo "$CXXFLAGS" | sed 's/-g//g'`

AC_LANG_RESTORE

dnl ranlib command
dnl   defines RANLIB with the appropriate command
AC_PROG_RANLIB

dnl ar command
dnl   defines AR with the appropriate command
AC_CHECK_PROG(AR, ar, ar, ar)

dnl install checks
dnl   defines INSTALL with the appropriate command
AC_PROG_INSTALL

dnl does ln -s works
dnl   defines LN_S with the appropriate command
AC_PROG_LN_S

dnl strip command
dnl   defines STRIP as strip or nothing if not found
AC_CHECK_PROG(STRIP, strip, strip, true)

dnl check if VPATH works
AC_MSG_CHECKING("make for VPATH support")
dnl create Makefile
cat - << EOF > confMake
check : file
	cp \$? \$@
	cp \$? final_file
EOF

if test ! -d sub ; then
  mkdir sub
fi
echo dummy > sub/file
${MAKE-make} -f confMake VPATH=sub 2> config.log > /dev/null
RESULT=$?
rm -f sub/file check final_file confMake
rmdir sub
if test "$RESULT" = 0; then
  AC_MSG_RESULT(yes)
else
  AC_MSG_RESULT(no)
  AC_MSG_ERROR(
You need a make-utility that is able to use the variable
VPATH correctly.
If your version of make does not support VPATH correctly,
please install GNU-make (possibly as gmake), and start
configure with the following command:
export MAKE=gmake; ./configure  for sh-type shells
setenv MAKE gmake; ./configure  for csh-type shells
Also please do remember to use gmake in this case every time
you are trying to compile.
)
fi

dnl YACC checks
dnl   defines YACC with the appropriate command
AC_PROG_YACC

dnl LEX checks
dnl   defines LEX with the appropriate command
dnl   defines LEXLIB with the appropriate library
dnl this AM version (don't use AC_PROG_LEX!) also
dnl   defines YYTEXT_POINTER  if yytext is char*
dnl   defines LEX_OUTPUT_ROOT as to the base of the
dnl                           filename output by the lexer
AM_PROG_LEX

dnl libtool checks (disable static libs by default, this takes too much time...)
AM_DISABLE_STATIC
AM_PROG_LIBTOOL

dnl ---------------------------------------------------------------------------
dnl Define search path for includes and libraries: all headers and libs will be
dnl looked for in all directories of this path
dnl ---------------------------------------------------------------------------

SEARCH_INCLUDE="\
    /usr/Motif-1.2/include    \
    /usr/Motif-2.1/include    \
                              \
    /usr/include/Motif1.2     \
    /opt/xpm/include/X11      \
                              \
    /usr/Motif1.2/include     \
    /usr/dt/include           \
    /usr/include/Xm           \
                              \
    /usr/X11R6/include        \
    /usr/X11R5/include        \
    /usr/X11R4/include        \
                              \
    /usr/X11R6/lib            \
    /usr/X11R5/lib            \
    /usr/X11R4/lib            \
                              \
    /usr/include/X11R6        \
    /usr/include/X11R5        \
    /usr/include/X11R4        \
                              \
    /usr/local/X11R6/include  \
    /usr/local/X11R5/include  \
    /usr/local/X11R4/include  \
                              \
    /usr/local/include/X11R6  \
    /usr/local/include/X11R5  \
    /usr/local/include/X11R4  \
                              \
    /usr/X11/include          \
    /usr/include/X11          \
    /usr/local/X11/include    \
    /usr/local/include/X11    \
                              \
    /usr/X386/include         \
    /usr/x386/include         \
    /usr/XFree86/include/X11  \
                              \
    /usr/include              \
    /usr/include/gtk          \
    /usr/include/gdk          \
    /usr/include/glib         \
    /usr/local/include        \
    /usr/unsupported/include  \
    /usr/athena/include       \
    /usr/local/x11r5/include  \
    /usr/lpp/Xamples/include  \
                              \
    /usr/local/include/gtk    \
    /usr/local/include/qt     \
    /usr/include/qt           \
                              \
    /usr/openwin/include      \
    /usr/openwin/share/include \
    "

SEARCH_LIB="`echo "$SEARCH_INCLUDE" | sed s/include/lib/g` "

dnl ------------------------------------------------------------------------
dnl Check for libraries
dnl ------------------------------------------------------------------------

dnl flush the cache because checking for libraries might abort
AC_CACHE_SAVE

dnl find the X11 include and library files
dnl   defines x_includes and x_libraries
AC_PATH_XTRA

if test "$no_x" = "yes"; then
  AC_MSG_ERROR(X11 libraries not found, aborting)
fi

CHECK_INCLUDE="-I/usr/include $X_CFLAGS"
CHECK_LIB="-L/lib -L/usr/lib $X_LIBS"

dnl ----------------------------------------------------------------
dnl search for toolkit (widget sets)
dnl ----------------------------------------------------------------

TOOLKIT=
TOOLKIT_DEF=
TOOLKIT_DIR=
TOOLKIT_INCLUDE=

GUI_TK_LIBRARY=
GUI_TK_LINK=

WXGTK12=

if test "$wxUSE_GTK" = 1; then
  dnl avoid calling AM_PATH_GTK twice, so check first for the newer version and
  dnl only then, if it wasn't found, for an older one
  AM_PATH_GTK(1.2.0, WXGTK12=1)
  if test "$WXGTK12" != 1; then
    AM_PATH_GTK(1.0.0, , AC_MSG_ERROR(Is gtk-config in path and GTK+ is version 1.2.X or 1.0.X?))
  fi

  TOOLKIT_INCLUDE="$GTK_CFLAGS"
  GUI_TK_LIBRARY="$GTK_LIBS"

  TOOLKIT=GTK
  LTLIBOBJS="$LTLIBOBJS image.lo utilsgtk.lo win_gtk.lo"
fi

if test "$wxUSE_MOTIF" = 1; then
    AC_MSG_CHECKING(for Motif/Lesstif includes)
    AC_PATH_FIND_INCLUDES($SEARCH_INCLUDE, Xm/Xm.h)
    if test "$ac_find_includes" != "" ; then
        AC_MSG_RESULT(found $ac_find_includes)
    else
        AC_MSG_RESULT(no)
        AC_MSG_ERROR(please set CFLAGS to contain the location of Xm/Xm.h)
    fi

    AC_MSG_CHECKING(for Motif/Lesstif library)
    AC_PATH_FIND_LIBRARIES($SEARCH_LIB, Xm)
    if test "$ac_find_libraries" != "" ; then
        AC_INCLUDE_PATH_EXIST($ac_find_includes, $CHECK_INCLUDE)
        AC_LINK_PATH_EXIST($ac_find_libraries, $CHECK_LIB)

        CHECK_LINK="$CHECK_LIB $ac_path_to_link"
        CHECK_INCLUDE="$CHECK_INCLUDE $ac_path_to_include"
        AC_MSG_RESULT(found at $ac_find_libraries)
    else
        AC_MSG_RESULT(no)
        AC_MSG_ERROR(please set LDFLAGS to contain the location of libXm)
    fi

    AC_MSG_CHECKING(for Xt library)
    AC_PATH_FIND_LIBRARIES($SEARCH_LIB,Xt)
    if test "$ac_find_libraries" != "" ; then
        AC_LINK_PATH_EXIST($ac_find_libraries,$CHECK_LIB)
        CHECK_LINK="$CHECK_LIB $ac_path_to_link"
        AC_MSG_RESULT(found at $ac_find_libraries)
    else
        AC_MSG_RESULT(no)
        AC_MSG_ERROR(please set LDFLAGS to contain the location of libXt)
    fi

    XPM_LINK=""
    AC_MSG_CHECKING(for Xpm library)
    AC_PATH_FIND_LIBRARIES($SEARCH_LIB,Xpm)
    if test "$ac_find_libraries" != "" ; then
        AC_LINK_PATH_EXIST($ac_find_libraries,$CHECK_LIB)
        CHECK_LINK="$CHECK_LIB $ac_path_to_link"
        XPM_LINK="-lXpm "
        AC_DEFINE(wxHAVE_LIB_XPM)
        AC_MSG_RESULT(found at $ac_find_libraries)
    else
        AC_MSG_RESULT(no)
        AC_MSG_WARN(library will be compiled without support for images in XPM format)
    fi

    GUI_TK_LINK="-lXm $(XPM_LINK)-lXmu -lXt -lX11 -lm"
    GUI_TK_LIBRARY="$CHECK_LIB $GUI_TK_LINK"
    TOOLKIT=MOTIF
fi

dnl the name of the directory where the files for this toolkit live
TOOLKIT_DIR=`echo ${TOOLKIT} | tr "A-Z" "a-z"`

dnl the symbol which allows conditional compilation for the given toolkit
TOOLKIT_DEF=-D__WX${TOOLKIT}__

dnl the name (without leading 'wx_') of the library
WX_LIBRARY=${TOOLKIT_DIR}2

dnl ------------------------------------------------------------------------
dnl Check for headers
dnl ------------------------------------------------------------------------

dnl defines HAVE_STRINGS_H (where some string functions live on AIX for example)
AC_CHECK_HEADERS(strings.h)
dnl defines HAVE_UNISTD_H
AC_CHECK_HEADERS(unistd.h)
dnl defines HAVE_WCHAR_H
AC_CHECK_HEADERS(wchar.h)
dnl defines HAVE_WCSTR_H
AC_CHECK_HEADERS(wcstr.h)
dnl defines HAVE_FNMATCH_H
AC_CHECK_HEADERS(fnmatch.h)

dnl ---------------------------------------------------------------------------
dnl Checks for typedefs
dnl ---------------------------------------------------------------------------

dnl   defines mode_t if not already defined
AC_TYPE_MODE_T
dnl   defines off_t if not already defined
AC_TYPE_OFF_T
dnl   defines pid_t if not already defined
AC_TYPE_PID_T
dnl   defines size_t if not already defined
AC_TYPE_SIZE_T
dnl   defines uid_t and gid_t if not already defined
AC_TYPE_UID_T

dnl ---------------------------------------------------------------------------
dnl Checks for structures
dnl ---------------------------------------------------------------------------

dnl ---------------------------------------------------------------------------
dnl Checks for compiler characteristics
dnl ---------------------------------------------------------------------------

dnl defines const to be empty if c-compiler does not support const fully
AC_C_CONST
dnl defines inline to a sensible value for the c-compiler
AC_C_INLINE

dnl check the sizes of integral types (give some reasonable default values for
dnl cross-compiling)
dnl   defines the size of certain types of variables in SIZEOF_<TYPE>
AC_CHECK_SIZEOF(int *, 4)
AC_CHECK_SIZEOF(int, 4)
AC_CHECK_SIZEOF(long, 4)
AC_CHECK_SIZEOF(long long, 0)

dnl check for iostream (as opposed to iostream.h) standard header
WX_CPP_NEW_HEADERS(, AC_DEFINE(wxUSE_IOSTREAMH))

dnl check whether C++ compiler supports bool built-in type
WX_CPP_BOOL

dnl check whether overloading on size_t/int parameter works
WX_CPP_SIZE_T_IS_NOT_INT

dnl ---------------------------------------------------------------------------
dnl Check for functions
dnl ---------------------------------------------------------------------------

dnl check for wcslen
AC_CHECK_LIB(c, wcslen, [
            AC_DEFINE(HAVE_WCSLEN)
            WCHAR_LINK=""
        ], [
            AC_CHECK_LIB(w, wcslen, [
                AC_DEFINE(HAVE_WCSLEN)
                WCHAR_LINK="-lw"
            ])
        ])

dnl check for vprintf/vsprintf() which are GNU extensions
AC_FUNC_VPRINTF

dnl check for vsnprintf() - a safe version of vsprintf()
AC_CHECK_FUNCS(vsnprintf,
               AC_DEFINE(HAVE_VSNPRINTF),
               AC_MSG_WARN(unsafe function sprintf will be used instead of snprintf)
              )

dnl check for vfork() (even if it's the same as fork() in modern Unices)
AC_CHECK_FUNCS(vfork)

POSIX4_LINK=
AC_CHECK_FUNCS(nanosleep, AC_DEFINE(HAVE_NANOSLEEP), [
    AC_CHECK_LIB(posix4, nanosleep, [
      AC_DEFINE(HAVE_NANOSLEEP)
      POSIX4_LINK="-lposix4"
    ], [
    AC_CHECK_FUNCS(usleep,
        AC_DEFINE(HAVE_USLEEP),
        AC_MSG_WARN([wxSleep() function will not work]))
    ])
])

dnl check for uname (POSIX) and gethostname (BSD)
AC_CHECK_FUNCS(uname gethostname, break)

dnl ===========================================================================
dnl Now we have all the info we need - use it!
dnl ===========================================================================

dnl flush the cache
AC_CACHE_SAVE

dnl ---------------------------------------------------------------------------
dnl thread support
dnl ---------------------------------------------------------------------------

dnl the code below:
dnl   defines THREADS_OBJ which contains the object files to build
dnl   defines THREADS_LINK which contains the thread library to link with
dnl   defines wxUSE_THREADS=1 if thread support is activated

THREADS_LINK=""
THREADS_OBJ=""

if test "$wxUSE_THREADS" = "yes"; then
    dnl find if POSIX threads are available

    dnl standard lib name is pthread
    dnl We no longer test for pthread-0.7 as it breaks compilation on some
    dnl glibc2 systems, especially for static linkage.
    AC_CHECK_LIB(pthread, pthread_create, [
            THREADS_OBJ="threadpsx.lo"
            THREADS_LINK="pthread"
        ], [
            dnl thread functions are in libc_r under FreeBSD
            AC_CHECK_LIB(c_r, pthread_create, [
                THREADS_OBJ="threadpsx.lo"
                THREADS_LINK="c_r"
            ], [
                dnl VZ: SGI threads are not supported currently
                AC_CHECK_HEADER(sys/prctl.h, [
                    THREADS_OBJ="threadsgi.lo"
                ])
            ])
        ])
    if test "$THREADS_LINK" != ""; then
        AC_DEFINE(wxUSE_THREADS)
    else
        AC_MSG_WARN(No thread support on this system)
    fi
fi

if test -z "$THREADS_OBJ"; then
  wxUSE_THREADS=no
fi

dnl do other tests only if we are using threads
if test "$wxUSE_THREADS" = "yes"; then
  dnl must define _REENTRANT for multithreaded code
  CFLAGS="${CFLAGS} -D_REENTRANT"
  CXXFLAGS="${CXXFLAGS} -D_REENTRANT"

  SAMPLES_SUBDIRS="$SAMPLES_SUBDIRS thread"
  LTLIBOBJS="$LTLIBOBJS $THREADS_OBJ"

  dnl define autoconf macro to check for given function in both pthread and
  dnl posix4 libraries
  dnl usage: AC_FUNC_THREAD(FUNCTION_NAME)
  dnl VZ: TODO
  dnl AC_DEFUN(AC_FUNC_THREAD,
  dnl [
  dnl     AC_CHECK_LIB($THREADS_LINK, $1,
  dnl            AC_DEFINE(HAVE_`'translit($1, `A-Z', 'a-z'),
  dnl            [AC_CHECK_LIB("posix4", $1,
  dnl                [AC_DEFINE(HAVE_`'translit($1, `A-Z', 'a-z'))
  dnl                 POSIX4_LINK="-lposix4"
  dnl             ])
  dnl            ])
  dnl ])

  AC_CHECK_HEADERS(sched.h)

  AC_CHECK_LIB($THREADS_LINK, sched_yield,
               AC_DEFINE(HAVE_SCHED_YIELD),
               [AC_CHECK_LIB("posix4", sched_yield,
                   [AC_DEFINE(HAVE_SCHED_YIELD) POSIX4_LINK="-lposix4"],
                   AC_MSG_WARN(wxThread::Yield will not work properly)
                )]
               )

  dnl VZ: we should be checking for all of the following functions instead:
  dnl   1. pthread_attr_getschedpolicy
  dnl   2. sched_get_priority_min and sched_get_priority_max
  dnl   3. pthread_attr_getschedparam and pthread_attr_setschedparam
  dnl but it seems that if the first one is there, the other ones are too (of
  dnl course the proper solution would be to implement AC_FUNC_THREAD above
  dnl and do test for them all - anyone?)
  AC_CHECK_LIB($THREADS_LINK, pthread_attr_getschedpolicy,
               AC_DEFINE(HAVE_THREAD_PRIORITY_FUNCTIONS),
               [AC_CHECK_LIB("posix4", pthread_attr_getschedpolicy,
                   [AC_DEFINE(HAVE_THREAD_PRIORITY_FUNCTIONS) POSIX4_LINK="-lposix4"],
                   AC_MSG_WARN(Setting thread priority will not work)
                )]
               )

  AC_CHECK_LIB($THREADS_LINK, pthread_cancel,
               AC_DEFINE(HAVE_PTHREAD_CANCEL),
               AC_MSG_WARN([wxThread::Kill() will not work properly]))

  AC_CACHE_CHECK([for pthread_cleanup_push/pop], wx_cv_func_pthread_cleanup_push,
  [
    AC_TRY_COMPILE([#include <pthread.h>],
                 [
                    pthread_cleanup_push(NULL, NULL);
                    pthread_cleanup_pop(0);
                 ], [
                    wx_cv_func_pthread_cleanup_push=yes
                    AC_DEFINE(HAVE_THREAD_CLEANUP_FUNCTIONS)
                 ], [
                    wx_cv_func_pthread_cleanup_push=no
                 ])
  ])

  THREADS_LINK="-l$THREADS_LINK"
fi

if test "$WXGTK12" = 1 ; then
  AC_DEFINE_UNQUOTED(__WXGTK12__,$WXGTK12)
fi

WXDEBUG=
if test "$wxUSE_DEBUG_GDB" = "yes" ; then
    wxUSE_DEBUG_INFO=yes
    WXDEBUG="-ggdb"
fi

if test "$wxUSE_DEBUG_INFO" = "yes" ; then
    WXDEBUG="-g"
    wxUSE_OPTIMISE=no
fi

if test "$wxUSE_DEBUG_FLAG" = "yes" ; then
  AC_DEFINE(WXDEBUG)
  WXDEBUG_DEFINE="-D__WXDEBUG__"
else
  WXDEBUG_DEFINE="-DGTK_NO_CHECK_CASTS"
fi

if test "$wxUSE_MEM_TRACING" = "yes" ; then
  AC_DEFINE(wxUSE_MEMORY_TRACING)
  AC_DEFINE(wxUSE_GLOBAL_MEMORY_OPERATORS)
  SAMPLES_SUBDIRS="$SAMPLES_SUBDIRS memcheck"
fi

if test "$wxUSE_DMALLOC" = "yes" ; then
  DMALLOC_LINK="-ldmalloc"
fi

PROFILE=
if test "$wxUSE_PROFILE" = "yes" ; then
  PROFILE="-pg"
fi

CXXFLAGS=`echo "${CXXFLAGS}" | sed "s/\-O.//g" `
CFLAGS=`echo "${CFLAGS}" | sed "s/\-O.//g" `
if test "$wxUSE_OPTIMISE" = "no" ; then
  OPTIMISE=
else
  if test "$GCC" = yes ; then
    OPTIMISE="-O2"
    case "${host}" in
      i586-*-*|i686-*-* )
        OPTIMISE="${OPTIMISE} "
    ;;
    esac
  else
    OPTIMISE="-O"
  fi
fi

dnl ---------------------------------------------------------------------------
dnl Optional libraries
dnl ---------------------------------------------------------------------------

if test "$wxUSE_ZLIB" = "yes" ; then
  AC_DEFINE(wxUSE_ZLIB)
  EXTRA_VPATH="$EXTRA_VPATH:\$(srcdir)/zlib"
  LTLIBOBJS="$LTLIBOBJS adler32.lo compress.lo crc32.lo gzio.lo uncompr.lo deflate.lo trees.lo zutil.lo inflate.lo infblock.lo inftrees.lo infcodes.lo infutil.lo inffast.lo"
  if eval "test x$wxUSE_STREAMS = x1"; then
    LTLIBOBJS="$LTLIBOBJS zstream.lo"
  fi
fi

if test "$wxUSE_LIBPNG" = "yes" ; then
  AC_DEFINE(wxUSE_LIBPNG)
  LTLIBOBJS="$LTLIBOBJS imagpng.lo png.lo pngset.lo pngget.lo pngrutil.lo pngtrans.lo pngwutil.lo pngread.lo pngrio.lo pngwio.lo pngwrite.lo pngrtran.lo pngwtran.lo pngmem.lo pngerror.lo pngpread.lo"
  EXTRA_VPATH="$EXTRA_VPATH:\$(srcdir)/png"
  SAMPLES_SUBDIRS="$SAMPLES_SUBDIRS png"
fi

if test "$wxUSE_LIBGIF" = "yes" ; then
  AC_DEFINE(wxUSE_LIBGIF)
  LTLIBOBJS="$LTLIBOBJS imaggif.lo"
fi

if test "$wxUSE_LIBJPEG" = "yes" ; then
  AC_DEFINE(wxUSE_LIBJPEG)
  EXTRA_VPATH="$EXTRA_VPATH:\${srcdir}/jpeg"
  LTLIBOBJS="$LTLIBOBJS imagjpeg.lo \
             jcomapi.lo jutils.lo jerror.lo jmemmgr.lo jmemnobs.lo \
             jcapimin.lo jcapistd.lo jctrans.lo jcparam.lo jdatadst.lo \
             jcinit.lo jcmaster.lo jcmarker.lo jcmainct.lo jcprepct.lo \
             jccoefct.lo jccolor.lo jcsample.lo jchuff.lo jcphuff.lo \
             jcdctmgr.lo jfdctfst.lo jfdctflt.lo jfdctint.lo \
             jdapimin.lo jdapistd.lo jdtrans.lo jdatasrc.lo \
             jdmaster.lo jdinput.lo jdmarker.lo jdhuff.lo jdphuff.lo \
             jdmainct.lo jdcoefct.lo jdpostct.lo jddctmgr.lo jidctfst.lo \
             jidctflt.lo jidctint.lo jidctred.lo jdsample.lo jdcolor.lo \
             jquant1.lo jquant2.lo jdmerge.lo"
fi

if test "$wxUSE_OPENGL" = "yes"; then
  AC_CHECK_HEADER(GL/gl.h, [
    AC_CHECK_LIB(GL, glInitNames, [
      OPENGL_LINK="-lGL"
      AC_DEFINE(wxUSE_OPENGL)
      UTILS_SUBDIRS="$UTILS_SUBDIRS glcanvas/src"
    ],[
        AC_CHECK_LIB(MesaGL, glInitNames, [
        OPENGL_LINK="-lMesaGL"
        AC_DEFINE(wxUSE_OPENGL)
        UTILS_SUBDIRS="$UTILS_SUBDIRS glcanvas/src"
      ],wxUSE_OPENGL=0)
     ],wxUSE_OPENGL=0)
    ],wxUSE_OPENGL=0)
fi

dnl ---------------------------------------------------------------------------
dnl the library may be built without GUI classes at all
dnl ---------------------------------------------------------------------------

if test "$wxUSE_GUI" = "yes"; then
  AC_DEFINE(wxUSE_GUI)

  dnl the things we always pull in the GUI version of the library:
  dnl 1. basic things like wxApp, wxWindow, wxControl, wxFrame, wxDialog (the
  dnl    library really can't be built without those)
  dnl 2. basic controls: wxButton, wxStaticText, wxTextCtrl (these are used in
  dnl    almost any program and the first 2 are needed to show a message box
  dnl    which want to be always able to do)
  dnl 3. GDI stuff: icon, cursors and all that. Although it would be very nice
  dnl    to compile without them (if the app doesn't do any drawing, it doesn't
  dnl    need the dcs, pens, brushes, ...), this just can't be done now
  dnl 4. menu stuff: wxMenu, wxMenuBar, wxMenuItem
  dnl 5. misc stuff: timers, settings, message box
  LTLIBOBJS="$LTLIBOBJS \
main.lo app.lo event.lo wincmn.lo window.lo control.lo framecmn.lo frame.lo dialog.lo panelg.lo \
button.lo stattext.lo textctrl.lo \
bitmap.lo brush.lo colour.lo cursor.lo data.lo dc.lo dcbase.lo dcclient.lo \
dcmemory.lo dcscreen.lo font.lo gdicmn.lo gdiobj.lo icon.lo palette.lo pen.lo region.lo \
menu.lo \
settings.lo timer.lo msgdlgg.lo"
else
  AC_DEFINE(wxUSE_NOGUI)
fi

dnl ---------------------------------------------------------------------------
dnl Unix/Windows
dnl ---------------------------------------------------------------------------

if test "$wxUSE_UNIX" = "yes"; then
  AC_DEFINE(wxUSE_UNIX)
  LTLIBOBJS="$LTLIBOBJS utilsunx.lo"
fi

dnl ---------------------------------------------------------------------------
dnl Register non-GUI class options for makefiles and setup.h
dnl ---------------------------------------------------------------------------

if test "$wxUSE_APPLE_IEEE" = "yes"; then
  AC_DEFINE(wxUSE_APPLE_IEEE)
  LTLIBOBJS="$LTLIBOBJS extended.lo"
fi

if test "$wxUSE_TIMEDATE" = "yes"; then
  AC_DEFINE(wxUSE_TIMEDATE)
  LTLIBOBJS="$LTLIBOBJS date.lo time.lo"
  SAMPLES_SUBDIRS="$SAMPLES_SUBDIRS typetest"
fi

if test "$wxUSE_FILE" = "yes"; then
  AC_DEFINE(wxUSE_FILE)
  LTLIBOBJS="$LTLIBOBJS file.lo"
fi

if test "$wxUSE_TEXTFILE" = "yes"; then
  if test "$wxUSE_FILE" != "yes"; then
    AC_MSG_WARN(wxTextFile requires wxFile and it won't be compiled without it)
  else
    AC_DEFINE(wxUSE_TEXTFILE)
    LTLIBOBJS="$LTLIBOBJS textfile.lo"
  fi
fi

if test "$wxUSE_CONFIG" = "yes" ; then
  if test "$wxUSE_TEXTFILE" != "yes"; then
    AC_MSG_WARN(wxConfig requires wxTextFile and it won't be compiled without it)
  else
    AC_DEFINE(wxUSE_CONFIG)
    LTLIBOBJS="$LTLIBOBJS config.lo fileconf.lo"
    SAMPLES_SUBDIRS="$SAMPLES_SUBDIRS config"
  fi
fi

if test "$wxUSE_INTL" = "yes" ; then
  if test "$wxUSE_FILE" != "yes"; then
    AC_MSG_WARN(I18n code requires wxFile and it won't be compiled without it)
  else
    AC_DEFINE(wxUSE_INTL)
    LTLIBOBJS="$LTLIBOBJS intl.lo"
    SAMPLES_SUBDIRS="$SAMPLES_SUBDIRS internat"
  fi
fi

if test "$wxUSE_LOG" = "yes"; then
  AC_DEFINE(wxUSE_LOG)
  LTLIBOBJS="$LTLIBOBJS log.lo"
fi

if test "$wxUSE_LONGLONG" = "yes"; then
  AC_DEFINE(wxUSE_LONGLONG)
  LTLIBOBJS="$LTLIBOBJS longlong.lo"
fi

if test "$wxUSE_SOCKETS" = "yes" ; then
    if test "$wxUSE_THREADS" = "yes" ; then
        AC_DEFINE(wxUSE_SOCKETS)
        LTLIBOBJS="$LTLIBOBJS sckint.lo socket.lo sckaddr.lo protocol.lo http.lo ftp.lo url.lo"
        SAMPLES_SUBDIRS="$SAMPLES_SUBDIRS wxsocket"
        INCLUDE_SUBDIRS="$INCLUDE_SUBDIRS protocol"
    else
        AC_MSG_WARN(socket classes require --with-threads and won't be compiled without it)
        wxUSE_SOCKETS=0
    fi
fi

if test "$wxUSE_STREAMS" = "yes" ; then
  AC_DEFINE(wxUSE_STREAMS)
  LTLIBOBJS="$LTLIBOBJS stream.lo wfstream.lo datstrm.lo mstream.lo objstrm.lo"
  if test "$wxUSE_SOCKETS" = "yes" ; then
    LTLIBOBJS="$LTLIBOBJS sckstrm.lo"
  fi
fi

if test "$wxUSE_SERIAL" = "yes" ; then
  AC_DEFINE(wxUSE_SERIAL)
fi

dnl ------------------------------------------------------------------------
dnl wxSocket
dnl ------------------------------------------------------------------------

if test "$wxUSE_SOCKETS" = "yes"; then
    AC_LANG_SAVE
    AC_LANG_CPLUSPLUS
    dnl determine the type of third argument for getsockname
    AC_MSG_CHECKING(the type of the third argument of getsockname)
    AC_TRY_COMPILE(
        [#include <sys/socket.h>],
        [socklen_t len; getsockname(0, NULL, &len);],
        AC_DEFINE(SOCKLEN_T, socklen_t) AC_MSG_RESULT(socklen_t),
           AC_TRY_COMPILE(
            [#include <sys/socket.h>],
            [size_t len; getsockname(0, NULL, &len);],
            AC_DEFINE(SOCKLEN_T, size_t) AC_MSG_RESULT(size_t),
            AC_TRY_COMPILE(
                [#include <sys/socket.h>],
                [int len; getsockname(0, NULL, &len);],
                AC_DEFINE(SOCKLEN_T, int) AC_MSG_RESULT(int),
            AC_MSG_RESULT(unknown)
        )
        )
    )
    AC_LANG_RESTORE
fi

dnl ---------------------------------------------------------------------------
dnl Joystick support
dnl ---------------------------------------------------------------------------

if test "$wxUSE_JOYSTICK" = 1; then
  dnl joystick support is only for Linux 2.1.x or greater
  AC_CHECK_HEADERS(linux/joystick.h)
  if test "$ac_cv_header_linux_joystick_h" = "yes"; then
    AC_DEFINE(wxUSE_JOYSTICK)
    LTLIBOBJS="$LTLIBOBJS joystick.lo"
    SAMPLES_SUBDIRS="$SAMPLES_SUBDIRS joytest"
  fi
fi

dnl ------------------------------------------------------------------------
dnl DLL support
dnl ------------------------------------------------------------------------

HAVE_DL_FUNCS=0
HAVE_SHL_FUNCS=0
if test "$wxUSE_DYNLIB_CLASS" = "yes"; then
    dnl the test is a bit complicated because we check for dlopen() both with
    dnl and without -ldl
    AC_CHECK_FUNCS(dlopen,
        [AC_DEFINE(HAVE_DLOPEN) HAVE_DL_FUNCS=1],
        [AC_CHECK_LIB(dl, dlopen,
            [AC_DEFINE(HAVE_DLOPEN) HAVE_DL_FUNCS=1])])
    AC_CHECK_FUNCS( shl_load,
                    [AC_DEFINE(HAVE_SHL_LOAD) HAVE_DL_FUNCS=1 HAVE_SHL_FUNCS=1])

    if test "$HAVE_DL_FUNCS" = 0; then
        AC_MSG_WARN("--with-dynlib and --with-odbc will be disabled due to missing shared library support")
        wxUSE_ODBC=no
        wxUSE_DYNLIB_CLASS=no
    fi
fi

if test "$wxUSE_DYNLIB_CLASS" = "yes" ; then
  AC_DEFINE(wxUSE_DYNLIB_CLASS)
  LTLIBOBJS="$LTLIBOBJS dynlib.lo"
fi

dnl ---------------------------------------------------------------------------
dnl Unicode
dnl ---------------------------------------------------------------------------

if test "$wxUSE_UNICODE" = "yes" ; then
  AC_DEFINE(wxUSE_UNICODE)
fi

if test "$wxUSE_WCSRTOMBS" = "yes" ; then
  AC_DEFINE(wxUSE_WCSRTOMBS)
fi

dnl ----------------------------------------------------------------
dnl iODBC support
dnl ----------------------------------------------------------------

IODBC_C_SRC=""
if test "$wxUSE_ODBC" = "yes" ; then
  AC_DEFINE(wxUSE_ODBC)
  EXTRA_VPATH="$EXTRA_VPATH:\$(srcdir)/iodbc"
  LTLIBOBJS="$LTLIBOBJS catalog.lo connect.lo dlf.lo dlproc.lo execute.lo fetch.lo hdbc.lo henv.lo herr.lo hstmt.lo info.lo itrace.lo misc.lo prepare.lo result.lo"
  SAMPLES_SUBDIRS="$SAMPLES_SUBDIRS db"
fi

dnl ----------------------------------------------------------------
dnl Register PostScript options for makefiles and setup.h
dnl ----------------------------------------------------------------

if test "$wxUSE_POSTSCRIPT" = "yes" ; then
  AC_DEFINE(wxUSE_POSTSCRIPT)
  LTLIBOBJS="$LTLIBOBJS printps.lo dcpsg.lo"
fi

AC_DEFINE(wxUSE_AFM_FOR_POSTSCRIPT)

AC_DEFINE(wxUSE_NORMALIZED_PS_FONTS)

dnl ---------------------------------------------------------------------------
dnl big GUI components: MDI, doc/view, printing, help, ...
dnl ---------------------------------------------------------------------------

if test "$wxUSE_CONSTRAINTS" = "yes"; then
  AC_DEFINE(wxUSE_CONSTRAINTS)

  LTLIBOBJS="$LTLIBOBJS layout.lo laywin.lo"
  SAMPLES_SUBDIRS="$SAMPLES_SUBDIRS layout"
fi

if test "$wxUSE_MDI_ARCHITECTURE" = "yes"; then
  AC_DEFINE(wxUSE_MDI_ARCHITECTURE)
  LTLIBOBJS="$LTLIBOBJS mdi.lo"
  SAMPLES_SUBDIRS="$SAMPLES_SUBDIRS mdi"
fi

if test "$wxUSE_DOC_VIEW_ARCHITECTURE" = "yes" ; then
  AC_DEFINE(wxUSE_DOC_VIEW_ARCHITECTURE)
  LTLIBOBJS="$LTLIBOBJS docview.lo"
  SAMPLES_SUBDIRS="$SAMPLES_SUBDIRS docview"
  if test "$wxUSE_MDI_ARCHITECTURE" = "yes"; then
    LTLIBOBJS="$LTLIBOBJS docmdi.lo"
    SAMPLES_SUBDIRS="$SAMPLES_SUBDIRS docvwmdi"
  fi
fi

if test "$wxUSE_HELP" = "yes"; then
  AC_DEFINE(wxUSE_HELP)
  LTLIBOBJS="$LTLIBOBJS helpext.lo helphtml.lo helpbase.lo"
  SAMPLES_SUBDIRS="$SAMPLES_SUBDIRS help"
fi

if test "$wxUSE_PRINTING_ARCHITECTURE" = "yes" ; then
  AC_DEFINE(wxUSE_PRINTING_ARCHITECTURE)
  LTLIBOBJS="$LTLIBOBJS prntbase.lo paper.lo"
  SAMPLES_SUBDIRS="$SAMPLES_SUBDIRS printing"
fi

if test "$wxUSE_PROLOGIO" = "yes" ; then
  AC_DEFINE(wxUSE_PROLOGIO)
  LTLIBOBJS="$LTLIBOBJS wxexpr.lo parser.lo"
fi

if test "$wxUSE_RESOURCES" = "yes" ; then
  if test "$wxUSE_PROLOGIO" = "yes" ; then
    AC_DEFINE(wxUSE_RESOURCES)
    LTLIBOBJS="$LTLIBOBJS resource.lo"
    if test "$wxUSE_GTK" = 1; then
      LTLIBOBJS="$LTLIBOBJS utilsres.lo"
    fi
    SAMPLES_SUBDIRS="$SAMPLES_SUBDIRS resource"
  else
    AC_MSG_WARN([wxWindows ressource system requires PrologIO and can't be compiled without it.])
  fi
fi

if test "$wxUSE_X_RESOURCES" = "yes"; then
  AC_DEFINE(wxUSE_X_RESOURCES)
fi

dnl ---------------------------------------------------------------------------
dnl IPC: IPC, d-n-d, clipboard, ...
dnl ---------------------------------------------------------------------------

if test "$wxUSE_IPC" = "yes"; then
  AC_DEFINE(wxUSE_IPC)
  LTLIBOBJS="$LTLIBOBJS ipcbase.lo sckipc.lo"
fi

if test "$wxUSE_CLIPBOARD" = "yes"; then
  AC_DEFINE(wxUSE_CLIPBOARD)
  LTLIBOBJS="$LTLIBOBJS clipbrd.lo dataobj.lo"
fi

if test "$wxUSE_DRAG_AND_DROP" = "yes"; then
  if test "$WXGTK12" = 1 ; then
    AC_DEFINE(wxUSE_DRAG_AND_DROP)
    LTLIBOBJS="$LTLIBOBJS dnd.lo"
    SAMPLES_SUBDIRS="$SAMPLES_SUBDIRS dnd"
    if test "$wxUSE_CLIPBOARD" != "yes"; then
      LTLIBOBJS="$LTLIBOBJS dataobj.lo"
    fi
  else
    AC_MSG_WARN(drag and drop is only supported under GTK 1.2)
  fi
fi

if test "$wxUSE_SPLINES" = "yes" ; then
  AC_DEFINE(wxUSE_SPLINES)
fi

dnl ---------------------------------------------------------------------------
dnl GUI controls
dnl ---------------------------------------------------------------------------

if test "$wxUSE_ACCEL" = "yes"; then
  AC_DEFINE(wxUSE_ACCEL)
  LTLIBOBJS="$LTLIBOBJS accel.lo"
fi

if test "$wxUSE_CARET" = "yes"; then
  AC_DEFINE(wxUSE_CARET)
  LTLIBOBJS="$LTLIBOBJS caret.lo"
  SAMPLES_SUBDIRS="$SAMPLES_SUBDIRS caret"
fi

if test "$wxUSE_COMBOBOX" = "yes"; then
  AC_DEFINE(wxUSE_COMBOBOX)
  LTLIBOBJS="$LTLIBOBJS choice.lo combobox.lo"
fi

if test "$wxUSE_BMPBUTTON" = "yes"; then
  AC_DEFINE(wxUSE_BMPBUTTON)
  LTLIBOBJS="$LTLIBOBJS bmpbuttn.lo"
fi

if test "$wxUSE_CHECKBOX" = "yes"; then
  AC_DEFINE(wxUSE_CHECKBOX)
  LTLIBOBJS="$LTLIBOBJS checkbox.lo"
fi

if test "$wxUSE_CHECKLST" = "yes"; then
  AC_DEFINE(wxUSE_CHECKLISTBOX)
  LTLIBOBJS="$LTLIBOBJS checklst.lo"
  SAMPLES_SUBDIRS="$SAMPLES_SUBDIRS checklst"
fi

if test "$wxUSE_GAUGE" = "yes"; then
  AC_DEFINE(wxUSE_GAUGE)
  LTLIBOBJS="$LTLIBOBJS gauge.lo"
fi

if test "$wxUSE_GRID" = "yes"; then
  AC_DEFINE(wxUSE_GRID)
  LTLIBOBJS="$LTLIBOBJS gridg.lo"
  SAMPLES_SUBDIRS="$SAMPLES_SUBDIRS grid"
fi

if test "$wxUSE_IMAGLIST" = "yes"; then
  AC_DEFINE(wxUSE_IMAGLIST)
  LTLIBOBJS="$LTLIBOBJS imaglist.lo"
fi

if test "$wxUSE_LISTBOX" = "yes"; then
  AC_DEFINE(wxUSE_LISTBOX)
  LTLIBOBJS="$LTLIBOBJS listbox.lo"
fi

if test "$wxUSE_LISTCTRL" = "yes"; then
  if test "$wxUSE_IMAGLIST" = "yes"; then
    AC_DEFINE(wxUSE_LISTCTRL)
    LTLIBOBJS="$LTLIBOBJS listctrl.lo"
    SAMPLES_SUBDIRS="$SAMPLES_SUBDIRS listctrl"
  else
    AC_MSG_WARN([wxListCtrl requires wxImageList and won't be compiled without it])
  fi
fi

if test "$wxUSE_NOTEBOOK" = "yes"; then
  AC_DEFINE(wxUSE_NOTEBOOK)
  LTLIBOBJS="$LTLIBOBJS notebook.lo"
  SAMPLES_SUBDIRS="$SAMPLES_SUBDIRS notebook"
fi

if test "$wxUSE_RADIOBOX" = "yes"; then
  AC_DEFINE(wxUSE_RADIOBOX)
  LTLIBOBJS="$LTLIBOBJS radiobox.lo"
fi

if test "$wxUSE_RADIOBTN" = "yes"; then
  AC_DEFINE(wxUSE_RADIOBTN)
  LTLIBOBJS="$LTLIBOBJS radiobut.lo"
fi

if test "wxUSE_SASH" = 1; then
  AC_DEFINE(wxUSE_SASH)
  LTLIBOBJS="$LTLIBOBJS sashwin.lo"
  SAMPLES_SUBDIRS="$SAMPLES_SUBDIRS sashtest"
fi

if test "$wxUSE_SCROLLBAR" = "yes"; then
  AC_DEFINE(wxUSE_SCROLLBAR)
  LTLIBOBJS="$LTLIBOBJS scrolbar.lo scrolwin.lo"
  SAMPLES_SUBDIRS="$SAMPLES_SUBDIRS scroll"
fi

if test "$wxUSE_SLIDER" = "yes"; then
  AC_DEFINE(wxUSE_SLIDER)
  LTLIBOBJS="$LTLIBOBJS slider.lo"
fi

if test "$wxUSE_SPINBTN" = "yes"; then
  AC_DEFINE(wxUSE_SPINBTN)
  LTLIBOBJS="$LTLIBOBJS spinbutt.lo"
fi

if test "$wxUSE_SPLITTER" = "yes"; then
  AC_DEFINE(wxUSE_SPLITTER)
  LTLIBOBJS="$LTLIBOBJS splitter.lo"
  SAMPLES_SUBDIRS="$SAMPLES_SUBDIRS splitter"
fi

if test "$wxUSE_STATBMP" = "yes"; then
  AC_DEFINE(wxUSE_STATBMP)
  LTLIBOBJS="$LTLIBOBJS statbmp.lo"
fi

if test "$wxUSE_STATBOX" = "yes"; then
  AC_DEFINE(wxUSE_STATBOX)
  LTLIBOBJS="$LTLIBOBJS statbox.lo"
fi

if test "$wxUSE_STATLINE" = "yes"; then
  AC_DEFINE(wxUSE_STATLINE)
  LTLIBOBJS="$LTLIBOBJS statline.lo"
fi

if test "$wxUSE_STATUSBAR" = "yes"; then
  AC_DEFINE(wxUSE_STATUSBAR)
  LTLIBOBJS="$LTLIBOBJS statusbr.lo"
fi

if test "$wxUSE_TABDIALOG" = "yes"; then
  AC_DEFINE(wxUSE_TAB_DIALOG)
  LTLIBOBJS="$LTLIBOBJS tabg.lo"
  SAMPLES_SUBDIRS="$SAMPLES_SUBDIRS tab"
fi

if test "$wxUSE_TOOLBAR" = "yes"; then
  AC_DEFINE(wxUSE_TOOLBAR)
  LTLIBOBJS="$LTLIBOBJS tbarbase.lo tbargtk.lo"
  SAMPLES_SUBDIRS="$SAMPLES_SUBDIRS toolbar"
fi

if test "$wxUSE_TOOLTIPS" = "yes" ; then
    if test "$wxUSE_MOTIF" = "yes"; then
      AC_MSG_WARN(tooltips are not supported yet under Motif)
    else
      AC_DEFINE(wxUSE_TOOLTIPS)
      LTLIBOBJS="$LTLIBOBJS tooltip.lo"
    fi
fi

if test "$wxUSE_TREECTRL" = "yes"; then
  if test "$wxUSE_IMAGLIST" = "yes"; then
    AC_DEFINE(wxUSE_TREECTRL)
    LTLIBOBJS="$LTLIBOBJS treectrl.lo"
    SAMPLES_SUBDIRS="$SAMPLES_SUBDIRS treectrl"
  else
    AC_MSG_WARN([wxTreeCtrl requires wxImageList and won't be compiled without it])
  fi
fi

dnl ---------------------------------------------------------------------------
dnl misc options
dnl ---------------------------------------------------------------------------

dnl TODO this is unused for now...
dnl if test "$wxUSE_WXTREE" = "yes"; then
dnl   AC_DEFINE(wxUSE_WXTREE)
dnl fi

if test "$wxUSE_METAFILE" = "yes"; then
  AC_DEFINE(wxUSE_METAFILE)
  LTLIBOBJS="$LTLIBOBJS metafile.lo"
fi

if test "$wxUSE_COMMONDLGS" = "yes"; then
  dnl these classes don't depend on anything at all
  LTLIBOBJS="$LTLIBOBJS progdlgg.lo filedlg.lo fontdlgg.lo"

  if test "$wxUSE_CONSTRAINTS" != "yes"; then
    AC_MSG_WARN(many common dialogs cannot be used without constraints so they won't be compiled without them)
  else
    AC_DEFINE(wxUSE_CONSTRAINTS)
    AC_DEFINE(wxUSE_TEXTDLG)
    LTLIBOBJS="$LTLIBOBJS colrdlgg.lo textdlgg.lo choicdgg.lo"

    if test "$wxUSE_TREECTRL" != "yes"; then
      AC_MSG_WARN(wxDirDialog cannot be used without wxTreeCtrl and it won't be compiled without it)
    else
      AC_DEFINE(wxUSE_DIRDLG)
      LTLIBOBJS="$LTLIBOBJS dirdlgg.lo"
    fi
  fi

  if test "$wxUSE_PRINTING_ARCHITECTURE" = "yes"; then
    LTLIBOBJS="$LTLIBOBJS prntdlgg.lo"
  else
    AC_MSG_WARN([wxPrintDialog class won't be compiled without printing support])
  fi
fi

if test "$wxUSE_MINIFRAME" = "yes"; then
  AC_DEFINE(wxUSE_MINIFRAME)
  LTLIBOBJS="$LTLIBOBJS minifram.lo"
  SAMPLES_SUBDIRS="$SAMPLES_SUBDIRS minifram"
fi

if test "$wxUSE_VALIDATORS" = "yes"; then
  AC_DEFINE(wxUSE_VALIDATORS)
  LTLIBOBJS="$LTLIBOBJS valgen.lo validate.lo valtext.lo"
  SAMPLES_SUBDIRS="$SAMPLES_SUBDIRS validate"
fi

dnl ---------------------------------------------------------------------------
dnl Output the makefiles and such from the results found above
dnl ---------------------------------------------------------------------------

dnl if we add wxUSE_GUI in the future, it might be handy to separate the libs
dnl into GUI and non-GUI parts
GUILIBS="$GUI_TK_LIBRARY $OPENGL_LINK $LIBPNG_LINK $ZLIB_LINK $TOOLKIT_LINK"

dnl all additional libraries (except wxWindows itself) we link with
EXTRA_LIBS="$LIBS $POSIX4_LINK $WCHAR_LINK $THREADS_LINK $DMALLOC_LINK $GUILIBS"

dnl all the libraries needed to link wxWindows programs (when the library is not
dnl yet installed)
LIBS="\${top_builddir}/src/libwx_${WX_LIBRARY}.la $EXTRA_LIBS"

dnl all -I options we must pass to the compiler
INCLUDES="$TOOLKIT_INCLUDE $ZLIB_INCLUDE $LIBPNG_INCLUDE -I. -I\${top_builddir}/include -I\${top_srcdir}/include"

dnl C/C++ compiler options used to compile wxWindows
if test "$ac_cv_prog_gcc" = "yes"; then
  dnl CXXWARNINGS="-Wall -W -Wcast-qual -Werror"
  CXXWARNINGS="-Wall"
  dnl there is one weird warning in docview.h:71 which prevents me from doing
  dnl this...
  dnl CXXWARNINGS="-Wall -Werror"
fi
EXTRA_CFLAGS="$WXDEBUG $PROFILE $OPTIMISE $INCLUDES"

CFLAGS="$CFLAGS $EXTRA_CFLAGS"
CXXFLAGS="$CXXFLAGS $EXTRA_CFLAGS $CXXWARNINGS"

if test "$wxUSE_GUI" = "yes"; then
  dnl TODO add checks that these samples will really compile (i.e. all the
  dnl      library features they need are present)

  dnl TODO some samples are never built so far:
  dnl      mfc, nativdlg, oleauto, ownerdrw, proplist
  SAMPLES_SUBDIRS="$SAMPLES_SUBDIRS bombs controls dialogs drawing dynamic \
                   forty fractal image wxpoem"
fi

dnl global options
AC_SUBST(WX_MAJOR_VERSION_NUMBER)
AC_SUBST(WX_MINOR_VERSION_NUMBER)
AC_SUBST(WX_RELEASE_NUMBER)
AC_SUBST(WX_LIBRARY)

dnl suppress libtool's informational messages - they duplicate its command line
LIBTOOL="$LIBTOOL --silent"
AC_SUBST(LIBTOOL)

dnl debugging options
AC_SUBST(WXDEBUG_DEFINE)

dnl toolkit options
AC_SUBST(TOOLKIT)
AC_SUBST(TOOLKIT_DEF)
AC_SUBST(TOOLKIT_DIR)
AC_SUBST(TOOLKIT_INCLUDE)

dnl additional sources
AC_SUBST(EXTRA_VPATH)
AC_SUBST(LTLIBOBJS)

dnl additional subdirectories where we will build
AC_SUBST(INCLUDE_SUBDIRS)
AC_SUBST(UTILS_SUBDIRS)
AC_SUBST(DOCS_SUBDIRS)
AC_SUBST(SAMPLES_SUBDIRS)
AC_SUBST(USER_SUBDIRS)

dnl additional libraries
AC_SUBST(EXTRA_LIBS)
AC_SUBST(LIBS)

dnl create the configuration header file from the template
SETUPH_DIR=include/wx/${TOOLKIT_DIR}
mkdir -p ${SETUPH_DIR}
AM_CONFIG_HEADER(${SETUPH_DIR}/setup.h:include/wx/unix/setup.h.in)

dnl MAKE_SET will be replaced with "MAKE=..." or nothing if make sets MAKE
dnl itself (this is macro is required if SUBDIRS variable is used in Makefile.am
dnl - and we do use it)
AC_PROG_MAKE_SET

dnl create each of the files in the space separated list from the file.in
dnl (the original file name may be overriden by appending another name after a
dnl colon)
AC_OUTPUT([
            wx-config
            Makefile src/Makefile
            include/Makefile
            include/wx/Makefile
            include/wx/generic/Makefile
            include/wx/gtk/Makefile
            include/wx/motif/Makefile
            include/wx/msw/Makefile
            include/wx/protocol/Makefile
            include/wx/unix/Makefile
            samples/Makefile
            samples/bombs/Makefile
            samples/caret/Makefile
            samples/checklst/Makefile
            samples/config/Makefile
            samples/controls/Makefile
            samples/db/Makefile
            samples/dialogs/Makefile
            samples/dnd/Makefile
            samples/docview/Makefile
            samples/docvwmdi/Makefile
            samples/drawing/Makefile
            samples/dynamic/Makefile
            samples/forty/Makefile
            samples/fractal/Makefile
            samples/grid/Makefile
            samples/help/Makefile
            samples/image/Makefile
            samples/internat/Makefile
            samples/joytest/Makefile
            samples/layout/Makefile
            samples/listctrl/Makefile
            samples/mdi/Makefile
            samples/memcheck/Makefile
            samples/mfc/Makefile
            samples/minifram/Makefile
            samples/minimal/Makefile
            samples/nativdlg/Makefile
            samples/notebook/Makefile
            samples/oleauto/Makefile
            samples/ownerdrw/Makefile
            samples/png/Makefile
            samples/printing/Makefile
            samples/proplist/Makefile
            samples/regtest/Makefile
            samples/resource/Makefile
            samples/sashtest/Makefile
            samples/scroll/Makefile
            samples/splitter/Makefile
            samples/tab/Makefile
            samples/taskbar/Makefile
            samples/thread/Makefile
            samples/toolbar/Makefile
            samples/treectrl/Makefile
            samples/typetest/Makefile
            samples/validate/Makefile
            samples/wxpoem/Makefile
            samples/wxsocket/Makefile
          ],
          [chmod +x wx-config], [SETUPH_DIR=${SETUPH_DIR}])