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#!/bin/sh
# Extract the initialization actions for builtin things.
#
#  Copyright (C) 1996, 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
# 
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2, or (at your option)
# any later version.
# 
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
# 
# You should have received a copy of the GNU General Public License
# along with this software; see the file COPYING.  If not, write to
# the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
# Boston, MA 02111-1307 USA

temp="/tmp/snarf.$$"
trap "rm -f $temp" 0 1 2 15

## Let the user override the preprocessor autoconf found.
test -n "${CPP+set}" || CPP="@CPP@"

## We must use a temporary file here, instead of a pipe, because we
## need to know if CPP exits with a non-zero status.
${CPP} -DSCM_MAGIC_SNARFER "$@" > ${temp} || exit $?
< ${temp} grep "^ *SCM_SNARF_INIT_START" | sed -e "s/^ *SCM_SNARF_INIT_START//" -e 's/SCM_SNARF_DOC_START.*$//g'

## Apparently, AIX's preprocessor is unhappy if you try to #include an
## empty file.
echo