Add genericize, a Perl script that converts a kernel config into something
more easily diffable against GENERIC.
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@ -23,6 +23,8 @@ gdb_regofs A simple tool that prints out a register offset table
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for mapping gdb(1) register numbers to struct reg and
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struct fpreg offsets. The tool is useful on selected
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platforms only.
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genericize Turn a kernel config into something that can more easily
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be diffed against the appropriate GENERIC.
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hcomp Compress header files by removing comments and whitespace.
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html-mv Rename HTML generated filenames to human readable filenames.
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ifinfo Uses the interface MIB to print out all the information
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5
tools/tools/genericize/Makefile
Normal file
5
tools/tools/genericize/Makefile
Normal file
@ -0,0 +1,5 @@
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# $FreeBSD$
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SCRIPTS= genericize.pl
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.include <bsd.prog.mk>
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108
tools/tools/genericize/genericize.pl
Executable file
108
tools/tools/genericize/genericize.pl
Executable file
@ -0,0 +1,108 @@
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#!/usr/bin/perl -w
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#-
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# Copyright (c) 2004 Dag-Erling Coïdan Smørgrav
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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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# in this position and unchanged.
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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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# 3. The name of the author may not be used to endorse or promote products
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# derived from this software without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#
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# $FreeBSD$
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#
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use strict;
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MAIN:{
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my %config;
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my $machine;
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my $ident;
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while (<>) {
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chomp();
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s/\s*(\#.*)?$//;
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next unless $_;
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#print("$_\n");
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my ($keyword, $values) = split(' ', $_, 2);
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foreach my $value (split(/,\s*/, $values)) {
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if ($keyword eq 'machine') {
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$machine = $value;
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} elsif ($keyword eq 'ident') {
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$ident = $value;
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} else {
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$config{$keyword}->{$value} = 1;
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}
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#print "$keyword $value\n";
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}
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}
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my $generic = "/usr/src/sys/$machine/conf/GENERIC";
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local *GENERIC;
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open(GENERIC, "<", $generic)
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or die("$generic: $!\n");
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my $blank = 0;
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while (<GENERIC>) {
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my $line = $_;
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chomp();
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++$blank unless $_;
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s/\s*(\#.*)?$//;
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next unless $_;
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my ($keyword, $value) = split(' ', $_);
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if ($keyword eq 'machine') {
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die("$generic is for $value, not $machine\n")
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unless ($value eq $machine);
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if ($blank) {
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print "\n";
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$blank = 0;
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}
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} elsif ($keyword eq 'ident') {
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$line =~ s/$value/$ident/;
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} elsif ($config{$keyword}->{$value}) {
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delete($config{$keyword}->{$value});
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delete($config{$keyword})
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unless %{$config{$keyword}};
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} else {
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next;
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}
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if ($blank) {
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print "\n";
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$blank = 0;
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}
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print $line;
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}
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close(GENERIC);
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if (%config) {
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print "\n# Addenda\n";
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foreach my $keyword (sort(keys(%config))) {
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foreach my $value (sort(keys(%{$config{$keyword}}))) {
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print "$keyword";
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if (length($keyword) < 7) {
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print "\t";
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} elsif (length($keyword) == 7) {
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print " ";
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}
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print "\t$value\n";
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}
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}
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}
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exit(0);
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}
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