#! /bin/sh

#
# Copyright (c) 2009 The NetBSD Foundation, Inc.
# All rights reserved.
#
# This code is derived from software contributed to The NetBSD Foundation
# by Alistair Crooks (agc@netbsd.org)
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
#    notice, this list of conditions and the following disclaimer in the
#    documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
# ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
# PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
#

# rushed script to call swig and compile the output
# Usage: swigit <lang> <module>

prefix=$(pkg_info -qp swig | awk '{ print $2 }')

lang=$1
module=$2

case "$lang" in
"")
	echo "You need to specify an interpreted language like perl or tcl"
	exit 1
	;;
perl)
	dir=$(pkg_info -qL perl | awk '/EXTERN.h/ { gsub("/EXTERN.h$", ""); print }')
	cstrings1='#undef SvPOK'
	cstrings2='#define SvPOK(x) 1'
	incpath='CPPFLAGS+=-I'"$dir"
	;;
python)
	swigflags="-shadow"
	dir=$(pkg_info -qL 'python*' | awk '/Python.h/ { gsub("/Python.h$", ""); print }')
	incpath='CPPFLAGS+=-I'"$dir"
	;;
esac

case "$module" in
"")
	echo "You need to specify a module"
	exit 1
	;;
esac

cat << EOF > ${module}${lang}.i
%module ${module}${lang}
%{
#include <${module}.h>
${cstrings1}
${cstrings2}
%}
%include ${module}.h
EOF

cp ../../include/${module}.h .

swig ${swigflags} -${lang} ${module}${lang}.i

cat << EOF > Makefile
# \$NetBSD\$
# Automatically generated by swigit wrapper script

PREFIX=${prefix}

LIB=${module}${lang}
SRCS=${module}${lang}_wrap.c
WARNS=0
MKMAN=no
CPPFLAGS+=-I\${PREFIX}/include
${incpath}
LDFLAGS+=-L\${PREFIX}/lib
LDADD+=-l${module}

.include <bsd.lib.mk>
EOF

cat << EOF > shlib_version
major=0
minor=0
EOF

env USETOOLS=no make

case "${lang}" in
python)
	ln -s lib${module}${lang}.so _${module}${lang}.so
	;;
esac