#!/bin/sh
#
# CDDL HEADER START
#
# The contents of this file are subject to the terms of the
# Common Development and Distribution License, Version 1.0 only
# (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 2003 Sun Microsystems, Inc.  All rights reserved.
# Use is subject to license terms.
#

#exec newfs -G "$@"

setvar myname = $(basename $0)
setvar USAGE = ""usage: $myname [ -M mount-point ] [ newfs-options ] raw-special-device""
if test ! $UFS_MKFS {
	setvar UFS_MKFS = ""/usr/lib/fs/ufs/mkfs""
}
setvar verbose = """"
setvar mkfs_opts = ""-G""
setvar mkfs_subopts = """"
setvar size = """"
setvar newsize = '0'
setvar mount_pt = ''
setvar UFS_MKFS_NOTENOUGHSPACE = '33'

proc add_opt {
	setvar mkfs_opts = ""$mkfs_opts $1""
}

proc add_subopt {
	if test ! $mkfs_subopts {
		setvar mkfs_subopts = ""-o $1""
	} else {
		setvar mkfs_subopts = ""$mkfs_subopts,$1""
	}
}

while getopts "GM:Nva:b:c:d:f:i:m:n:o:r:s:t:C:" c {
	setvar save = "$OPTIND"

	match $c {
	with G	
	with M	add_opt "-M $OPTARG"; setvar mount_pt = "$OPTARG" 
	with N	add_subopt "N" 
	with v	setvar verbose = ""1"" 
	with a	add_subopt "apc=$OPTARG" 
	with b	add_subopt "bsize=$OPTARG" 
	with c	add_subopt "cgsize=$OPTARG" 
	with d	add_subopt "gap=$OPTARG" 
	with f	add_subopt "fragsize=$OPTARG" 
	with i	add_subopt "nbpi=$OPTARG" 
	with m	add_subopt "free=$OPTARG" 
	with n	add_subopt "nrpos=$OPTARG" 
	with o	add_subopt "opt=$OPTARG" 
	with r	add_subopt "rps=$(expr $OPTARG / 60)" 
	with s	setvar size = "$OPTARG" 
	with t	add_subopt "ntrack=$OPTARG" 
	with C	add_subopt "maxcontig=$OPTARG" 
	with \?	echo $USAGE; exit 1 
	}

	setvar OPTIND = "$save"
}

shift $(expr $OPTIND - 1)
if test $Argc -ne 1 {
	echo $USAGE
	exit 1
}
setvar raw_special = "$1"

if test ! $size {
	setvar size = $(devinfo -p $raw_special | awk '{ print $5 })
	if test $Status -ne 0 -o ! $size {
		echo "$myname: cannot get partition size"
		exit 2
	}
}

setvar cmd = ""$UFS_MKFS $mkfs_opts $mkfs_subopts $raw_special $size""
if test -n $verbose {
	echo $cmd
}
$cmd; setvar retv = "$Status"

if test $retv -eq $UFS_MKFS_NOTENOUGHSPACE {
	echo "Growing filesystem in increments due to limited available space."

	while test $newsize -lt $size {
		setvar cmd = ""$UFS_MKFS $mkfs_opts $mkfs_subopts -P $raw_special $size""
		if test -n $verbose {
			echo $cmd
		}
		setvar newsize = $($cmd); setvar retv = "$Status"
		if test 0 -ne $retv -o -z $newsize {
			echo "$myname: cannot probe the possible file system size"
			exit 2
		}
		if test 0 -eq $newsize {
			echo "$myname: the file system is full and cannot be grown, please delete some files"
			exit 2
		}

		setvar cmd = ""$UFS_MKFS $mkfs_opts $mkfs_subopts $raw_special $newsize""; setvar retv = "$Status"
		if test -n $verbose {
			echo $cmd
		}
		$cmd; setvar retv = "$Status"
		if test 0 -ne $retv {
			echo "$myname: cannot grow file system to $newsize sectors"
			exit  $retv
		}
	}
	echo \
"\nThe incremental grow has successfully completed, but since the first growth \
attempt failed (see output from first mkfs(1M) run), the filesystem is still \
locked and needs to be checked with fsck(1M).\n\
Please run \`fsck -F ufs $raw_special' and then unlock the filesystem \
with \`lockfs -u $mount_pt'." | fmt;

}

exit $retv