configure.in

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dnl Process this file with autoconf to produce a configure script.
AC_REVISION($Id: configure.in,v 1.1063.2.15 2006/03/21 19:33:57 KO Exp $)dnl

dnl ---------------------------------------------------------------------------
dnl
dnl Top-level configure.in for wxWidgets by Robert Roebling, Phil Blecker,
dnl Vadim Zeitlin and Ron Lee
dnl
dnl This script is under the wxWidgets licence.
dnl
dnl Version: $Id: configure.in,v 1.1063.2.15 2006/03/21 19:33:57 KO Exp $
dnl ---------------------------------------------------------------------------

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

AC_INIT([wxWidgets], [2.6.3], [[e-mail]])

dnl the file passed to AC_CONFIG_SRCDIR should be specific to our package
AC_CONFIG_SRCDIR([wx-config.in])

dnl sets build, host, target variables and the same with _alias
AC_CANONICAL_BUILD
AC_CANONICAL_HOST
AC_CANONICAL_TARGET


dnl When making releases do:
dnl
dnl wx_release_number += 1

wx_major_version_number=2
wx_minor_version_number=6
wx_release_number=3
wx_subrelease_number=1

WX_RELEASE=$wx_major_version_number.$wx_minor_version_number
WX_VERSION=$WX_RELEASE.$wx_release_number
WX_SUBVERSION=$WX_VERSION.$wx_subrelease_number

WX_MSW_VERSION=$wx_major_version_number$wx_minor_version_number$wx_release_number



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

dnl OS (assume Unix)
USE_UNIX=1
USE_OS2=0
USE_WIN32=0
USE_DOS=0
USE_BEOS=0
USE_MAC=0

dnl Unix kind
USE_AIX=
USE_BSD=                            dnl any BSD
USE_DARWIN=                         dnl a.k.a. Mac OS X
USE_FREEBSD=
USE_GNU=                            dnl GNU/Hurd
USE_HPUX=
USE_LINUX=
USE_NETBSD=
USE_OPENBSD=
USE_OSF=                            dnl OSF/1 (obsolete?)
USE_SGI=
USE_SOLARIS=                        dnl Solaris ("SunOS" >= 5)
USE_SUN=                            dnl SunOS or Solaris
USE_SUNOS=                          dnl old/real SunOS (obsolete)
USE_SVR4=                           dnl SysV R4
USE_SYSV=                           dnl any System V
USE_VMS=
USE_ULTRIX=
USE_UNIXWARE=

dnl hardware platform
USE_ALPHA=

dnl on some platforms xxx_r() functions are declared inside "#ifdef
dnl _REENTRANT" and it's easier to just define this symbol for these platforms
dnl than checking it during run-time
NEEDS_D_REENTRANT_FOR_R_FUNCS=0

dnl the list of all available toolkits
dnl
dnl update NUM_TOOLKITS calculation below when adding a new toolkit here!
ALL_TOOLKITS="COCOA GTK MAC MGL MICROWIN MOTIF MSW PM X11"

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_COCOA=0
DEFAULT_wxUSE_GTK=0
DEFAULT_wxUSE_MAC=0
DEFAULT_wxUSE_MGL=0
DEFAULT_wxUSE_MICROWIN=0
DEFAULT_wxUSE_MOTIF=0
DEFAULT_wxUSE_MSW=0
DEFAULT_wxUSE_PM=0
DEFAULT_wxUSE_X11=0

dnl these are the values which are really default for the given platform -
dnl they're not cached and are only used if no --with-toolkit was given *and*
dnl nothing was found in the cache
DEFAULT_DEFAULT_wxUSE_COCOA=0
DEFAULT_DEFAULT_wxUSE_GTK=0
DEFAULT_DEFAULT_wxUSE_MAC=0
DEFAULT_DEFAULT_wxUSE_MGL=0
DEFAULT_DEFAULT_wxUSE_MICROWIN=0
DEFAULT_DEFAULT_wxUSE_MOTIF=0
DEFAULT_DEFAULT_wxUSE_MSW=0
DEFAULT_DEFAULT_wxUSE_PM=0
DEFAULT_DEFAULT_wxUSE_X11=0

PROGRAM_EXT=
SO_SUFFIX=so
SAMPLES_RPATH_FLAG=
SAMPLES_RPATH_POSTLINK=

DEFAULT_STD_FLAG=yes

dnl to support a new system, you need to add its canonical name (as determined
dnl by config.sub or specified by the configure command line) to this "case"
dnl and also define the shared library flags below - search for
dnl SHARED_LIB_SETUP to find the exact place
case "${host}" in
  *-hp-hpux* )
    USE_HPUX=1
    DEFAULT_DEFAULT_wxUSE_MOTIF=1
    NEEDS_D_REENTRANT_FOR_R_FUNCS=1
    SO_SUFFIX=sl
    AC_DEFINE(__HPUX__)
  ;;
  *-*-linux* )
    USE_LINUX=1
    AC_DEFINE(__LINUX__)
    TMP=`uname -m`
    if test "x$TMP" = "xalpha"; then
      USE_ALPHA=1
      AC_DEFINE(__ALPHA__)
    fi
    DEFAULT_DEFAULT_wxUSE_GTK=1
  ;;
  *-*-gnu* | *-*-k*bsd*-gnu )
    USE_GNU=1
    TMP=`uname -m`
    if test "x$TMP" = "xalpha"; then
      USE_ALPHA=1
      AC_DEFINE(__ALPHA__)
    fi
    DEFAULT_DEFAULT_wxUSE_GTK=1
  ;;
  *-*-irix5* | *-*-irix6* )
    USE_SGI=1
    USE_SVR4=1
    AC_DEFINE(__SGI__)
    AC_DEFINE(__SVR4__)
    DEFAULT_DEFAULT_wxUSE_MOTIF=1
  ;;
  *-*-solaris2* )
    USE_SUN=1
    USE_SOLARIS=1
    USE_SVR4=1
    AC_DEFINE(__SUN__)
    AC_DEFINE(__SOLARIS__)
    AC_DEFINE(__SVR4__)
    DEFAULT_DEFAULT_wxUSE_MOTIF=1
    NEEDS_D_REENTRANT_FOR_R_FUNCS=1
  ;;
  *-*-sunos4* )
    USE_SUN=1
    USE_SUNOS=1
    USE_BSD=1
    AC_DEFINE(__SUN__)
    AC_DEFINE(__SUNOS__)
    AC_DEFINE(__BSD__)
    DEFAULT_DEFAULT_wxUSE_MOTIF=1
  ;;
  *-*-freebsd*)
    USE_BSD=1
    USE_FREEBSD=1
    AC_DEFINE(__FREEBSD__)
    AC_DEFINE(__BSD__)
    DEFAULT_DEFAULT_wxUSE_GTK=1
  ;;
  *-*-openbsd*)
    USE_BSD=1
    USE_OPENBSD=1
    AC_DEFINE(__OPENBSD__)
    AC_DEFINE(__BSD__)
    DEFAULT_DEFAULT_wxUSE_GTK=1
  ;;
  *-*-netbsd*)
    USE_BSD=1
    USE_NETBSD=1
    AC_DEFINE(__NETBSD__)
    AC_DEFINE(__BSD__)
    DEFAULT_DEFAULT_wxUSE_GTK=1
  ;;
  *-*-osf* )
    USE_ALPHA=1
    USE_OSF=1
    AC_DEFINE(__ALPHA__)
    AC_DEFINE(__OSF__)
    DEFAULT_DEFAULT_wxUSE_MOTIF=1
    NEEDS_D_REENTRANT_FOR_R_FUNCS=1
  ;;
  *-*-dgux5* )
    USE_ALPHA=1
    USE_SVR4=1
    AC_DEFINE(__ALPHA__)
    AC_DEFINE(__SVR4__)
    DEFAULT_DEFAULT_wxUSE_MOTIF=1
  ;;
  *-*-sysv5* )
    USE_SYSV=1
    USE_SVR4=1
    AC_DEFINE(__SYSV__)
    AC_DEFINE(__SVR4__)
    DEFAULT_DEFAULT_wxUSE_MOTIF=1
  ;;
  *-*-aix* )
    USE_AIX=1
    USE_SYSV=1
    USE_SVR4=1
    dnl quoting from http://www-1.ibm.com/servers/esdd/articles/gnu.html:
    dnl
    dnl     Both archive libraries and shared libraries on AIX have an .a
    dnl     extension. This will explain why you can't link with an .so and
    dnl     why it works with the name changed to .a.
    SO_SUFFIX=a
    AC_DEFINE(__AIX__)
    AC_DEFINE(__SYSV__)
    AC_DEFINE(__SVR4__)
    DEFAULT_DEFAULT_wxUSE_MOTIF=1
  ;;

  *-*-*UnixWare*)
    USE_SYSV=1
    USE_SVR4=1
    USE_UNIXWARE=1
    AC_DEFINE(__UNIXWARE__)
  ;;

  *-*-cygwin* | *-*-mingw32* )
    dnl MBN: some of the defines have been moved after toolkit detection
    dnl      because for wxMotif/wxGTK/wxX11 to build on Cygwin
    dnl      USE_UNIX  must be set and not USE_WIN32
    SO_SUFFIX=dll
    PROGRAM_EXT=".exe"
    DEFAULT_DEFAULT_wxUSE_MSW=1
    DEFAULT_STD_FLAG=no
  ;;

  *-pc-msdosdjgpp )
    USE_UNIX=0
    USE_DOS=1
    AC_DEFINE(__DOS__)
    PROGRAM_EXT=".exe"
    DEFAULT_DEFAULT_wxUSE_MGL=1
  ;;

  *-pc-os2_emx | *-pc-os2-emx )
    AC_DEFINE(__EMX__)
    USE_OS2=1
    AC_DEFINE(__OS2__)
    PROGRAM_EXT=".exe"
    DEFAULT_DEFAULT_wxUSE_PM=1
    dnl "c++" wrapper is not always available, so always use plain gcc.
    CXX=gcc
    LDFLAGS="$LDFLAGS -Zcrtdll"
    dnl
    dnl Some special code that's automatically added by autoconf-2.57 for OS/2
    dnl and hopefully also by autoconf-2.58 and newer on all other platforms.
    dnl For now however, we still need it to make sure the configure script
    dnl works on OS/2 no matter what platform it is generated on.
    ac_executable_extensions=".exe"
    export ac_executable_extensions
    dnl This strange code is necessary to deal with handling of
    dnl backslashes by ksh and pdksh's sh variant.
    ac_save_IFS="$IFS"
    IFS='\\'
    ac_TEMP_PATH=
    for ac_dir in $PATH; do
      IFS=$ac_save_IFS
      if test -z "$ac_TEMP_PATH"; then
        ac_TEMP_PATH="$ac_dir"
      else
        ac_TEMP_PATH="$ac_TEMP_PATH/$ac_dir"
      fi
    done
    export PATH="$ac_TEMP_PATH"
    unset ac_TEMP_PATH
    DEFAULT_STD_FLAG=no
  ;;

  *-*-darwin* )
    dnl Darwin based distributions (including Mac OS X)
    USE_BSD=1
    USE_DARWIN=1
    SO_SUFFIX=dylib
    AC_DEFINE(__BSD__)
    AC_DEFINE(__DARWIN__)
    AC_DEFINE(TARGET_CARBON)
    DEFAULT_DEFAULT_wxUSE_MAC=1
    DEFAULT_STD_FLAG=no
  ;;
  powerpc-apple-macos* )
    dnl Classic Mac OS (< X)
    USE_UNIX=0
    dnl For some reason the test that should be cross-compiler capable fails
    dnl However, there is no doubt that MacOS PowerPC is big endian.
    ac_cv_c_bigendian=yes
    SO_SUFFIX=shlib
    dnl AC_DEFINE(TARGET_CARBON)
    dnl platform.h needs TARGET_CARBON before setup.h, we'll add it to CPPFLAGS
    DEFAULT_DEFAULT_wxUSE_MAC=1
    DEFAULT_STD_FLAG=no
  ;;

  *-*-beos* )
    dnl leave USE_UNIX on - BeOS is sufficiently Unix-like for this
    USE_BEOS=1
    AC_DEFINE(__BEOS__)
  ;;

  *)
    AC_MSG_ERROR(unknown system type ${host}.)
esac

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

WX_ARG_CACHE_INIT