#!/bin/ksh -p
#
# CDDL HEADER START
#
# The contents of this file are subject to the terms of the
# Common Development and Distribution License (the "License").
# You may not use this file except in compliance with the License.
#
# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
# or http://www.opensolaris.org/os/licensing.
# See the License for the specific language governing permissions
# and limitations under the License.
#
# When distributing Covered Code, include this CDDL HEADER in each
# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
# If applicable, add the following below this CDDL HEADER, with the
# fields enclosed by brackets "[]" replaced with your own identifying
# information: Portions Copyright [yyyy] [name of copyright owner]
#
# CDDL HEADER END
#
#
# Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
# Use is subject to license terms.
#

# This is a wrapper script around the ndrgen compiler (ndrgen1).
# CC must be defined in the environment or on the command line.

setvar NDRPROG = ""${0%/*}/ndrgen1""
setvar INCDIR = "${ROOT}/usr/include/smbsrv"

setvar PROGNAME = $(basename $0)

proc ndrgen_usage
{
	if [[ $1 != "" ]]  {
		print "$PROGNAME: ERROR: $1"
	}

	echo "usage: $PROGNAME [-Y cpp-path] file [file]..."
	exit 1
}

# Copy header text from the input ndl file to the generated ndr C file.
proc ndrgen_copy_header
{
	setvar ndl_file = "$1"
	setvar ndr_file = "$2"

	nawk 'BEGIN { copy=0; }
	/^\/\* NDRGEN_HEADER_BEGIN \*\// { copy=1; next; }
	/^\/\* NDRGEN_HEADER_END \*\// { copy=0; next; }
	/./ { if (copy==1) print; }' < $ndl_file > $ndr_file
}

if [[ $# -lt 1 ]]  {
	ndrgen_usage
}

while getopts "Y" FLAG $ifsjoin(ARGV) {
	match $FLAG {
	with Y
		setvar CC_FLAG = ""y""
		
	with *
		ndrgen_usage
		
	}
}

if [[ $CC_FLAG = "y" ]]  {
	shift $(($OPTIND - 1))

	if [[ $# -lt 1 ]]  {
		ndrgen_usage "C pre-processor path is missing"
	} else {
		setvar CC = "$1"
		shift $(($OPTIND - 1))

		# Check for cw being invoked with -_cc or -_gcc
		if [[ $1 = "-_cc" || $1 = "-_gcc" ]]  {
			setvar CC_ARG = "$1"
			shift $(($OPTIND - 1))
		}
	}
}

if [[ $CC = "" ]]  {
	ndrgen_usage "C pre-processor is not defined"
}

if test ! -f $CC || test ! -x $CC  {
	ndrgen_usage "cannot run $CC"
}for i in @ARGV {
	if [[ ! -r $i ]]  {
		print "$PROGNAME: ERROR: cannot read $i"
		exit 1
	}

	setvar BASENAME = $(basename $i .ndl)
	setvar TMP_NAME = "$BASENAME.ndl.c"

	cp $i $TMP_NAME

	if $CC $CC_ARG -E  -D__a64 -D__EXTENSIONS__ -D_FILE_OFFSET_BITS=64 \
		-I. -I${INCDIR} -I${INCDIR}/ndl -DNDRGEN $TMP_NAME | \
		$NDRPROG > $BASENAME.raw
	{
		touch ${BASENAME}_ndr.c
		ndrgen_copy_header $i ${BASENAME}_ndr.c

		cat - <<< """ >> ${BASENAME}_ndr.c
/*
 * Please do not edit this file.
 * It was generated using ndrgen.
 */

#include <strings.h>
#include <smbsrv/ndr.h>
#include <smbsrv/ndl/$BASENAME.ndl>
"""
>> ${BASENAME}_ndr.c
/*
 * Please do not edit this file.
 * It was generated using ndrgen.
 */

#include <strings.h>
#include <smbsrv/ndr.h>
#include <smbsrv/ndl/$BASENAME.ndl>
EOF

		cat $BASENAME.raw >> ${BASENAME}_ndr.c

		rm -f $BASENAME.raw
		rm -f $TMP_NAME
	} else {
		rm -f $BASENAME.raw
		rm -f $TMP_NAME
		exit 1
	}
}