dnl
dnl  configure.in
dnl
dnl  $Id: configure.in,v 1.7 2000/10/25 06:00:05 cdegroot Exp $
dnl
dnl  Process this file with autoconf to produce a configure script.
dnl
dnl  SGMLtools - an SGML toolkit.
dnl  Copyright (C) 1998 Cees A. de Groot
dnl
dnl  This program is free software; you can redistribute it and/or modify
dnl  it under the terms of the GNU General Public License as published by
dnl  the Free Software Foundation; either version 2 of the License, or
dnl  (at your option) any later version.
dnl
dnl  This program is distributed in the hope that it will be useful,
dnl  but WITHOUT ANY WARRANTY; without even the implied warranty of
dnl  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
dnl  GNU General Public License for more details.
dnl
dnl  You should have received a copy of the GNU General Public License
dnl  along with this program; if not, write to the Free Software
dnl  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.

AC_INIT(dsssl)

AC_PROG_INSTALL

AC_SUBST(JADE)
AC_PATH_PROG(oldjade, jade, N/A)
AC_PATH_PROG(openjade, openjade, N/A)
if test "$openjade" != "N/A"; then
   JADE=$openjade
elif test "$oldjade" != "N/A"; then
   JADE=$oldjade
else
   AC_MSG_ERROR(You don't have Jade or OpenJade installed)
   exit 1
fi
AC_MSG_RESULT(Using $JADE as DSSSL engine)

AC_PATH_PROG(LYNX, lynx, N/A)
AC_PATH_PROG(W3M, w3m, N/A)
dnl Fixme - this is Linux-dependent
AC_PATH_PROG(ISILO, iSilo386, N/A)

AC_PATH_PROG(PYTHON, python)
AC_SUBST(PYTHON)
if echo 'import sys
if sys.version < "1.5": raise SystemExit, 1' | $PYTHON
then
  : # Solaris and OSF/1 /bin/sh don't know about negation operators...
else
  AC_MSG_ERROR(You don't have Python 1.5 or better...)
  exit 1
fi

dnl Because AC_CHECK_FILE checks for CC...
AC_PROG_CC

etcsgml=/etc/sgml
AC_ARG_WITH(etcsgml, 
[  --with-etcsgml=DIR      use DIR instead of /etc/sgml], 
    etcsgml=$withval)
AC_SUBST(etcsgml)

dnl AC_MSG_CHECKING(DocBook Images)
AC_CHECK_FILE(/usr/share/sgml/docbkdsl/images,
  dnl SuSE Linux
  dbimages=/usr/share/sgml/docbkdsl/images/,
  [test "$datadir" = '${prefix}/share' && dbimages=$ac_default_prefix/share/sgml/stylesheets/docbook/images/])
AC_ARG_WITH(dbimages,
[  --with-dbimages=DIR     use DIR instead of DATADIR/sgml/stylesheets/docbook/images/],
    dbimages=$withval)
AC_MSG_RESULT("   trying $dbimages")
AC_SUBST(dbimages)

#
#  Expand a couple of things that would make invalid Python code. Tedious...
#  
pyprefix=$prefix;pyexec_prefix=$exec_prefix
pybindir=$bindir;pydatadir=$datadir
test "$prefix" = "NONE" && pyprefix=$ac_default_prefix
test "$exec_prefix" = "NONE" && pyexec_prefix=$pyprefix
test "$bindir"  = '${exec_prefix}/bin' && pybindir=$pyexec_prefix/bin
test "$datadir" = '${prefix}/share' && pydatadir=$pyprefix/share
AC_SUBST(pyprefix)
AC_SUBST(pyexec_prefix)
AC_SUBST(pybindir)
AC_SUBST(pydatadir)

AC_OUTPUT(bin/sgmltools bin/buildcat bin/sgmlwhich Makefile dsssl/print.dsl bin/gensgmlenv)