Add genericize, a Perl script that converts a kernel config into something

more easily diffable against GENERIC.
This commit is contained in:
des 2004-08-28 13:36:16 +00:00
parent 3f14b0370b
commit 044539800a
3 changed files with 115 additions and 0 deletions

View File

@ -23,6 +23,8 @@ gdb_regofs A simple tool that prints out a register offset table
for mapping gdb(1) register numbers to struct reg and
struct fpreg offsets. The tool is useful on selected
platforms only.
genericize Turn a kernel config into something that can more easily
be diffed against the appropriate GENERIC.
hcomp Compress header files by removing comments and whitespace.
html-mv Rename HTML generated filenames to human readable filenames.
ifinfo Uses the interface MIB to print out all the information

View File

@ -0,0 +1,5 @@
# $FreeBSD$
SCRIPTS= genericize.pl
.include <bsd.prog.mk>

View File

@ -0,0 +1,108 @@
#!/usr/bin/perl -w
#-
# Copyright (c) 2004 Dag-Erling Coïdan Smørgrav
# 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
# in this position and unchanged.
# 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.
# 3. The name of the author may not be used to endorse or promote products
# derived from this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 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.
#
# $FreeBSD$
#
use strict;
MAIN:{
my %config;
my $machine;
my $ident;
while (<>) {
chomp();
s/\s*(\#.*)?$//;
next unless $_;
#print("$_\n");
my ($keyword, $values) = split(' ', $_, 2);
foreach my $value (split(/,\s*/, $values)) {
if ($keyword eq 'machine') {
$machine = $value;
} elsif ($keyword eq 'ident') {
$ident = $value;
} else {
$config{$keyword}->{$value} = 1;
}
#print "$keyword $value\n";
}
}
my $generic = "/usr/src/sys/$machine/conf/GENERIC";
local *GENERIC;
open(GENERIC, "<", $generic)
or die("$generic: $!\n");
my $blank = 0;
while (<GENERIC>) {
my $line = $_;
chomp();
++$blank unless $_;
s/\s*(\#.*)?$//;
next unless $_;
my ($keyword, $value) = split(' ', $_);
if ($keyword eq 'machine') {
die("$generic is for $value, not $machine\n")
unless ($value eq $machine);
if ($blank) {
print "\n";
$blank = 0;
}
} elsif ($keyword eq 'ident') {
$line =~ s/$value/$ident/;
} elsif ($config{$keyword}->{$value}) {
delete($config{$keyword}->{$value});
delete($config{$keyword})
unless %{$config{$keyword}};
} else {
next;
}
if ($blank) {
print "\n";
$blank = 0;
}
print $line;
}
close(GENERIC);
if (%config) {
print "\n# Addenda\n";
foreach my $keyword (sort(keys(%config))) {
foreach my $value (sort(keys(%{$config{$keyword}}))) {
print "$keyword";
if (length($keyword) < 7) {
print "\t";
} elsif (length($keyword) == 7) {
print " ";
}
print "\t$value\n";
}
}
}
exit(0);
}