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64 lines
2.1 KiB
Perl
64 lines
2.1 KiB
Perl
#!/usr/bin/perl
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#
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# Copyright (c) 2000 "HOSOKAWA, Tatsumi" <hosokawa@FreeBSD.org>
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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# SUCH DAMAGE.
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#
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# $FreeBSD$
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#
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if ($#ARGV != 1) {
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print STDERR "usage: driver-remove.pl config_file BOOTMFS\n";
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exit 1;
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}
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$config = $ARGV[0];
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$bootmfs = $ARGV[1];
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open CONFIG, "< $config" or die "Cannot open $config.\n";
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while (<CONFIG>) {
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s/#.*$//;
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if (/^(\w+)\s+(\w+)\s+(\d+)\s+(\w+)\s+\"(.*)\"\s*$/) {
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if ($4 eq "options") {
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$options{$1} = 1;
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} else {
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$drivers{$1} = 1;
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}
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}
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}
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close CONFIG;
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open BOOTMFS, "< $bootmfs" or die "Cannot open $bootmfs.\n";
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while (<BOOTMFS>) {
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next if (/^device\s+(\w+)/ && $drivers{$1});
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next if (/^options\s+(\w+)/ && $options{$1});
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push @bootmfs, $_;
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}
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close BOOTMFS;
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open BOOTMFS, "> $bootmfs" or die "Cannot open $bootmfs.\n";
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foreach (@bootmfs) {
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print BOOTMFS;
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}
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close BOOTMFS;
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