bind-9.11.3/util/update_copyrights

	update_copyrights revision 5fbced719b71e659322b4ce3e4a39c9b039674c7
b897c52f865b2fc4e220e2110b874e59c716456bBob Halley#!/usr/local/bin/perl -w
5fbced719b71e659322b4ce3e4a39c9b039674c7Bob Halley#
5fbced719b71e659322b4ce3e4a39c9b039674c7Bob Halley# Copyright (C) 1998, 1999  Internet Software Consortium.
5fbced719b71e659322b4ce3e4a39c9b039674c7Bob Halley#
5fbced719b71e659322b4ce3e4a39c9b039674c7Bob Halley# Permission to use, copy, modify, and distribute this software for any
5fbced719b71e659322b4ce3e4a39c9b039674c7Bob Halley# purpose with or without fee is hereby granted, provided that the above
5fbced719b71e659322b4ce3e4a39c9b039674c7Bob Halley# copyright notice and this permission notice appear in all copies.
5fbced719b71e659322b4ce3e4a39c9b039674c7Bob Halley#
5fbced719b71e659322b4ce3e4a39c9b039674c7Bob Halley# THE SOFTWARE IS PROVIDED "AS IS" AND INTERNET SOFTWARE CONSORTIUM DISCLAIMS
5fbced719b71e659322b4ce3e4a39c9b039674c7Bob Halley# ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES
5fbced719b71e659322b4ce3e4a39c9b039674c7Bob Halley# OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL INTERNET SOFTWARE
5fbced719b71e659322b4ce3e4a39c9b039674c7Bob Halley# CONSORTIUM BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
5fbced719b71e659322b4ce3e4a39c9b039674c7Bob Halley# DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
5fbced719b71e659322b4ce3e4a39c9b039674c7Bob Halley# PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
5fbced719b71e659322b4ce3e4a39c9b039674c7Bob Halley# ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
5fbced719b71e659322b4ce3e4a39c9b039674c7Bob Halley# SOFTWARE.
b897c52f865b2fc4e220e2110b874e59c716456bBob Halley
b897c52f865b2fc4e220e2110b874e59c716456bBob Halleyif (@ARGV == 0) {
b897c52f865b2fc4e220e2110b874e59c716456bBob Halley    die "usage: update_copyrights <copyright_text>";
b897c52f865b2fc4e220e2110b874e59c716456bBob Halley}
b897c52f865b2fc4e220e2110b874e59c716456bBob Halley@copyright_text = ();
b897c52f865b2fc4e220e2110b874e59c716456bBob Halleyopen(COPYRIGHT, "<$ARGV[0]") || die "can't open $ARGV[0]: $!";
b897c52f865b2fc4e220e2110b874e59c716456bBob Halley@copyright_text = <>;
b897c52f865b2fc4e220e2110b874e59c716456bBob Halleyclose(COPYRIGHT);
b897c52f865b2fc4e220e2110b874e59c716456bBob Halley
b897c52f865b2fc4e220e2110b874e59c716456bBob Halleywhile (<>) {
efd6c944a4ebd3fb65dc39f9172d322198b2b1d3Bob Halley    ($file, $type, $years_list) = split(/\s+/);
b897c52f865b2fc4e220e2110b874e59c716456bBob Halley    @years = split(/,/, $years_list);
b897c52f865b2fc4e220e2110b874e59c716456bBob Halley
b897c52f865b2fc4e220e2110b874e59c716456bBob Halley    if ( ! -f $file ) {
b897c52f865b2fc4e220e2110b874e59c716456bBob Halley    print "$file: missing\n";
5fbced719b71e659322b4ce3e4a39c9b039674c7Bob Halley    next;
b897c52f865b2fc4e220e2110b874e59c716456bBob Halley    }
efd6c944a4ebd3fb65dc39f9172d322198b2b1d3Bob Halley    if ($type eq "X") {
efd6c944a4ebd3fb65dc39f9172d322198b2b1d3Bob Halley    print "$file: X type; skipping\n";
b897c52f865b2fc4e220e2110b874e59c716456bBob Halley    next;
b897c52f865b2fc4e220e2110b874e59c716456bBob Halley    }
b897c52f865b2fc4e220e2110b874e59c716456bBob Halley
178f6ad061e54bc5babfca3577f72058fa0797c1Bob Halley    $before_copyright = "";
178f6ad061e54bc5babfca3577f72058fa0797c1Bob Halley    $c_comment = 0;
178f6ad061e54bc5babfca3577f72058fa0797c1Bob Halley    $shell_comment = 0;
178f6ad061e54bc5babfca3577f72058fa0797c1Bob Halley    $first = "";
efd6c944a4ebd3fb65dc39f9172d322198b2b1d3Bob Halley    if ($type eq "C") {
b897c52f865b2fc4e220e2110b874e59c716456bBob Halley    $c_comment = 1;
178f6ad061e54bc5babfca3577f72058fa0797c1Bob Halley    $prefix = " * ";
178f6ad061e54bc5babfca3577f72058fa0797c1Bob Halley    } elsif ($type eq "SH" || $type eq "PERL" || $type eq "MAKE") {
178f6ad061e54bc5babfca3577f72058fa0797c1Bob Halley    $shell_comment = 1;
178f6ad061e54bc5babfca3577f72058fa0797c1Bob Halley    $prefix = "# ";
b897c52f865b2fc4e220e2110b874e59c716456bBob Halley    } else {
efd6c944a4ebd3fb65dc39f9172d322198b2b1d3Bob Halley    print "$file: type '$type' not supported yet; skipping\n";
efd6c944a4ebd3fb65dc39f9172d322198b2b1d3Bob Halley    next;
b897c52f865b2fc4e220e2110b874e59c716456bBob Halley    }
b897c52f865b2fc4e220e2110b874e59c716456bBob Halley    open(SOURCE, "<$file") || die "can't open $file: $!";
b897c52f865b2fc4e220e2110b874e59c716456bBob Halley    $_ = <SOURCE>;
178f6ad061e54bc5babfca3577f72058fa0797c1Bob Halley    if ($c_comment && /^\/\*/) {
b897c52f865b2fc4e220e2110b874e59c716456bBob Halley    $_ = <SOURCE>;
b897c52f865b2fc4e220e2110b874e59c716456bBob Halley    if ($_ !~ /[Cc]opyright/) {
b897c52f865b2fc4e220e2110b874e59c716456bBob Halley        print "$file: non-copyright comment\n";
b897c52f865b2fc4e220e2110b874e59c716456bBob Halley        close(SOURCE);
b897c52f865b2fc4e220e2110b874e59c716456bBob Halley        next;
b897c52f865b2fc4e220e2110b874e59c716456bBob Halley    }
b897c52f865b2fc4e220e2110b874e59c716456bBob Halley    if ($_ !~ /\*\//) {
b897c52f865b2fc4e220e2110b874e59c716456bBob Halley        while (<SOURCE>) {
b897c52f865b2fc4e220e2110b874e59c716456bBob Halley        if ($_ =~ /\*\//) {
b897c52f865b2fc4e220e2110b874e59c716456bBob Halley            last;
b897c52f865b2fc4e220e2110b874e59c716456bBob Halley        }
b897c52f865b2fc4e220e2110b874e59c716456bBob Halley        }
b897c52f865b2fc4e220e2110b874e59c716456bBob Halley    }
178f6ad061e54bc5babfca3577f72058fa0797c1Bob Halley    } elsif ($shell_comment) {
178f6ad061e54bc5babfca3577f72058fa0797c1Bob Halley    if (/^\#\!/) {
178f6ad061e54bc5babfca3577f72058fa0797c1Bob Halley        $before_copyright = "$_#\n";
178f6ad061e54bc5babfca3577f72058fa0797c1Bob Halley        $_ = <SOURCE>;
178f6ad061e54bc5babfca3577f72058fa0797c1Bob Halley        if ($_ eq "#\n") {
178f6ad061e54bc5babfca3577f72058fa0797c1Bob Halley        $_ = <SOURCE>;
178f6ad061e54bc5babfca3577f72058fa0797c1Bob Halley        }
178f6ad061e54bc5babfca3577f72058fa0797c1Bob Halley    }
178f6ad061e54bc5babfca3577f72058fa0797c1Bob Halley    if (/^\#/) {
178f6ad061e54bc5babfca3577f72058fa0797c1Bob Halley        if ($_ !~ /[Cc]opyright/) {
178f6ad061e54bc5babfca3577f72058fa0797c1Bob Halley        print "$file: non-copyright comment\n";
178f6ad061e54bc5babfca3577f72058fa0797c1Bob Halley        close(SOURCE);
178f6ad061e54bc5babfca3577f72058fa0797c1Bob Halley        next;
178f6ad061e54bc5babfca3577f72058fa0797c1Bob Halley        }
178f6ad061e54bc5babfca3577f72058fa0797c1Bob Halley        while (<SOURCE>) {
178f6ad061e54bc5babfca3577f72058fa0797c1Bob Halley        if ($_ !~ /^\#/) {
178f6ad061e54bc5babfca3577f72058fa0797c1Bob Halley            $first = $_;
178f6ad061e54bc5babfca3577f72058fa0797c1Bob Halley            last;
178f6ad061e54bc5babfca3577f72058fa0797c1Bob Halley        }
178f6ad061e54bc5babfca3577f72058fa0797c1Bob Halley        }
178f6ad061e54bc5babfca3577f72058fa0797c1Bob Halley    } else {
178f6ad061e54bc5babfca3577f72058fa0797c1Bob Halley        $first = $_;
178f6ad061e54bc5babfca3577f72058fa0797c1Bob Halley    }
b897c52f865b2fc4e220e2110b874e59c716456bBob Halley    } else {
b897c52f865b2fc4e220e2110b874e59c716456bBob Halley    $first = $_;
b897c52f865b2fc4e220e2110b874e59c716456bBob Halley    }
b897c52f865b2fc4e220e2110b874e59c716456bBob Halley    open(TARGET, ">$file.new") || die "can't open $file.new: $!";
178f6ad061e54bc5babfca3577f72058fa0797c1Bob Halley    if ($before_copyright ne "") {
178f6ad061e54bc5babfca3577f72058fa0797c1Bob Halley    print TARGET $before_copyright;
178f6ad061e54bc5babfca3577f72058fa0797c1Bob Halley    }
b897c52f865b2fc4e220e2110b874e59c716456bBob Halley    if ($c_comment) {
b897c52f865b2fc4e220e2110b874e59c716456bBob Halley    print TARGET "/*\n";
b897c52f865b2fc4e220e2110b874e59c716456bBob Halley    }
b897c52f865b2fc4e220e2110b874e59c716456bBob Halley    print TARGET "${prefix}Copyright (C) ";
b897c52f865b2fc4e220e2110b874e59c716456bBob Halley    $first_year = 1;
b897c52f865b2fc4e220e2110b874e59c716456bBob Halley    foreach $year (@years) {
b897c52f865b2fc4e220e2110b874e59c716456bBob Halley    if (! $first_year) {
b897c52f865b2fc4e220e2110b874e59c716456bBob Halley        print TARGET ", ";
b897c52f865b2fc4e220e2110b874e59c716456bBob Halley    }
b897c52f865b2fc4e220e2110b874e59c716456bBob Halley    print TARGET "$year";
b897c52f865b2fc4e220e2110b874e59c716456bBob Halley    $first_year = 0;
b897c52f865b2fc4e220e2110b874e59c716456bBob Halley    }
b897c52f865b2fc4e220e2110b874e59c716456bBob Halley    print TARGET "  Internet Software Consortium.\n";
b897c52f865b2fc4e220e2110b874e59c716456bBob Halley    print TARGET "$prefix\n";
b897c52f865b2fc4e220e2110b874e59c716456bBob Halley    foreach $_ (@copyright_text) {
b897c52f865b2fc4e220e2110b874e59c716456bBob Halley    print TARGET "${prefix}$_";
b897c52f865b2fc4e220e2110b874e59c716456bBob Halley    }
b897c52f865b2fc4e220e2110b874e59c716456bBob Halley    if ($c_comment) {
b897c52f865b2fc4e220e2110b874e59c716456bBob Halley    print TARGET " */\n";
b897c52f865b2fc4e220e2110b874e59c716456bBob Halley    }
178f6ad061e54bc5babfca3577f72058fa0797c1Bob Halley    if ($first eq "") {
178f6ad061e54bc5babfca3577f72058fa0797c1Bob Halley    $first = <SOURCE>;
178f6ad061e54bc5babfca3577f72058fa0797c1Bob Halley    }
b897c52f865b2fc4e220e2110b874e59c716456bBob Halley    if ($first ne "") {
178f6ad061e54bc5babfca3577f72058fa0797c1Bob Halley    if ($first !~ /^\s*$/) {
178f6ad061e54bc5babfca3577f72058fa0797c1Bob Halley        print TARGET "\n";
178f6ad061e54bc5babfca3577f72058fa0797c1Bob Halley    }
b897c52f865b2fc4e220e2110b874e59c716456bBob Halley    print TARGET $first;
178f6ad061e54bc5babfca3577f72058fa0797c1Bob Halley    while (<SOURCE>) {
178f6ad061e54bc5babfca3577f72058fa0797c1Bob Halley        print TARGET $_;
178f6ad061e54bc5babfca3577f72058fa0797c1Bob Halley    }
b897c52f865b2fc4e220e2110b874e59c716456bBob Halley    }
b897c52f865b2fc4e220e2110b874e59c716456bBob Halley    close(TARGET);
b897c52f865b2fc4e220e2110b874e59c716456bBob Halley    close(SOURCE);
b897c52f865b2fc4e220e2110b874e59c716456bBob Halley    rename("$file", "$file.bak") || die "rename($file, $file.bak): $!";
b897c52f865b2fc4e220e2110b874e59c716456bBob Halley    rename("$file.new", "$file") || die "rename($file.new, $file): $!";
b897c52f865b2fc4e220e2110b874e59c716456bBob Halley}