freebsd-dev/release/scripts/driver-remove.pl
Murray Stokely 473443adc0 Add support for kernel options to be removed from the BOOTMFS kernel
and loaded as modules, not just kernel devices.
2002-05-01 04:54:35 +00:00

64 lines
2.1 KiB
Perl

#!/usr/bin/perl
#
# Copyright (c) 2000 "HOSOKAWA, Tatsumi" <hosokawa@FreeBSD.org>
# All rights reserved.
#
# 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 AUTHOR 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 AUTHOR 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.
#
# $FreeBSD$
#
if ($#ARGV != 1) {
print STDERR "usage: driver-remove.pl config_file BOOTMFS\n";
exit 1;
}
$config = $ARGV[0];
$bootmfs = $ARGV[1];
open CONFIG, "< $config" or die "Cannot open $config.\n";
while (<CONFIG>) {
s/#.*$//;
if (/^(\w+)\s+(\w+)\s+(\d+)\s+(\w+)\s+\"(.*)\"\s*$/) {
if ($4 eq "options") {
$options{$1} = 1;
} else {
$drivers{$1} = 1;
}
}
}
close CONFIG;
open BOOTMFS, "< $bootmfs" or die "Cannot open $bootmfs.\n";
while (<BOOTMFS>) {
next if (/^device\s+(\w+)/ && $drivers{$1});
next if (/^options\s+(\w+)/ && $options{$1});
push @bootmfs, $_;
}
close BOOTMFS;
open BOOTMFS, "> $bootmfs" or die "Cannot open $bootmfs.\n";
foreach (@bootmfs) {
print BOOTMFS;
}
close BOOTMFS;