3 # Copyright (c) 2004 Dag-Erling Coïdan Smørgrav
6 # Redistribution and use in source and binary forms, with or without
7 # modification, are permitted provided that the following conditions
9 # 1. Redistributions of source code must retain the above copyright
10 # notice, this list of conditions and the following disclaimer
11 # in this position and unchanged.
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 # 3. The name of the author may not be used to endorse or promote products
16 # derived from this software without specific prior written permission.
18 # THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
19 # IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
20 # OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
21 # IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
22 # INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
23 # NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
24 # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
25 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
27 # THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
49 my ($keyword, $values) = split(' ', $_, 2);
50 foreach my $value (split(/,\s*/, $values)) {
51 if ($keyword eq 'machine') {
53 } elsif ($keyword eq 'ident') {
55 } elsif ($keyword eq 'options' && $value =~ m/(\w+)=(.+)/) {
56 $config{$keyword}->{$1} = $2;
58 $config{$keyword}->{$value} = \∅
65 $generic = "/usr/src/sys/$machine/conf/GENERIC";
67 ($generic = $ARGV) =~ s|([^/])+$|GENERIC|;
70 open(GENERIC, "<", $generic)
71 or die("$generic: $!\n");
76 if ($opts{'c'} && m/^\s*\#/) {
87 my ($keyword, $value) = split(' ', $_);
88 if ($keyword eq 'machine') {
89 die("$generic is for $value, not $machine\n")
90 unless ($value eq $machine);
91 } elsif ($keyword eq 'ident') {
92 $line =~ s/$value/$ident/;
93 } elsif ($keyword eq 'options' && $value =~ m/(\w+)=(.+)/ &&
94 $config{$keyword} && $config{$keyword}->{$1} &&
95 $config{$keyword}->{$1} != \&EMPTY) {
97 if ($config{$keyword}->{$value} ne $2) {
98 my ($old, $new) = ($2, $config{$keyword}->{$value});
99 $line =~ s{=$old}{=$new};
101 delete($config{$keyword}->{$value});
102 delete($config{$keyword})
103 unless %{$config{$keyword}};
104 } elsif ($config{$keyword} && $config{$keyword}->{$value}) {
105 delete($config{$keyword}->{$value});
106 delete($config{$keyword})
107 unless %{$config{$keyword}};
120 print "\n# Addenda\n";
121 foreach my $keyword (sort(keys(%config))) {
122 foreach my $value (sort(keys(%{$config{$keyword}}))) {
124 if (length($keyword) < 7) {
126 } elsif (length($keyword) == 7) {
130 print "=$config{$keyword}->{$value}"
131 unless $config{$keyword}->{$value} == \&EMPTY;