1#!/bin/sh 2 3# 4# Copyright (c) 2015 EMC Corp. 5# All rights reserved. 6# 7# Redistribution and use in source and binary forms, with or without 8# modification, are permitted provided that the following conditions 9# are met: 10# 1. Redistributions of source code must retain the above copyright 11# notice, this list of conditions and the following disclaimer. 12# 2. Redistributions in binary form must reproduce the above copyright 13# notice, this list of conditions and the following disclaimer in the 14# documentation and/or other materials provided with the distribution. 15# 16# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 20# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26# SUCH DAMAGE. 27# 28 29# Add support for kldload(8) of compressed modules. 30 31[ $# -ne 1 ] && echo "Usage: $0 <module>" && exit 1 32 33# If possible avoid using a temporary file due to kgdb. 34kldstat | grep -q $1 && exit 0 35kldload $1 2>/dev/null && exit 0 36 37module=$(basename $1 .ko) 38paths=`sysctl -n kern.module_path` 39 40: ${TMPDIR:=/tmp} 41tmpkld=$(mktemp $TMPDIR/$module.XXXXXX) || exit 42trap "rm -f $tmpkld" EXIT INT TERM 43IFS=';' 44for path in $paths; do 45 kld_base=$path/$module.ko 46 for ext in "" .gz .bz2 .xz; do 47 kld=$kld_base$ext 48 [ -s $kld ] || continue 49 case "$kld" in 50 *.gz) 51 gzcat $kld 52 ;; 53 *.bz2) 54 bzcat $kld 55 ;; 56 *.xz) 57 xzcat $kld 58 ;; 59 *) 60 cat $kld 61 ;; 62 esac > $tmpkld 63 [ $? -eq 0 ] && break 64 rm -f $tmpkld 65 done 66 [ -s $tmpkld ] && kldload $tmpkld; ec=$? 67 [ $ec -eq 0 ] && exit 68done 69 70echo "Could not kldload $kld_base*" 71exit $ec 72