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script to update license boilerplate in source files
This commit is contained in:
dmose%mozilla.org
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607
webtools/whack-license/whack-license.pl
Executable file
607
webtools/whack-license/whack-license.pl
Executable file
@ -0,0 +1,607 @@
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#!/usr/bin/perl -w
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#
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# whack-license.pl - look at a file, decide what version of the [MN]PL it
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# has, if any, and optionally update that boilerplate text.
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#
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# Dan Mosedale
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# dmose@mozilla.org
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#
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#
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# The contents of this file are subject to the Mozilla Public
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# License Version 1.1 (the "License"); you may not use this file
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# except in compliance with the License. You may obtain a copy of
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# the License at http://www.mozilla.org/MPL/
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#
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# Software distributed under the License is distributed on an "AS
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# IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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# implied. See the License for the specific language governing
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# rights and limitations under the License.
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#
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# The Original Code is whack-license.pl.
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#
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# The Initial Developer of the Original Code is Netscape Communications
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# Corp. Portions created by Netscape Communications Corp. are
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# Copyright (C) 1999, Netscape Communications Corp. All
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# Rights Reserved.
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#
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# Contributor(s): Dan Mosedale <dmose@mozilla.org>
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#
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#
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# invocation options
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#
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# -c force a " */\n" to be added in after the license
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# -d turn on debugging
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# -g when updating, add the NPL/GPL alternate licensing clause
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# -n don't actually write out any files.
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# -q be quiet
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# -u update any old licenses found
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# -A string set the first part of the "Initial Developer" clause
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# to "string" if one is not found in the original boilerplate
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# (default is to fail for that file)
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# -B string set the second part of the "Initial Developer" clause
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# to "string" if one is not found in the original boilerplate
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# (default is to fail for that file)
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# -C string set the "created by" clause to "string" if one is not found
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# in the original boilerplate (default is to fail for that file)
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# -D string set the copyright dates clause to "string" if one is not found
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# in the original boilerplate (defaults is to fail for that file)
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# -E string set the "copyright by" clause to "string" if one is not found
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# in the original boilerplate (defaults is to fail for that file)
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#
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# XXX - weird special cases to be dealt with by hand:
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#
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# directory/perldap/README, MPL-*.txt
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# expat/expat.html
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# extensions/transformiix
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# network/cache/nu/tests/cb/nsTimeIt.h
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# intl/lwbrk/tools/anzx4501.pl
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# intl/lwbrk/src/jisx4501class.h
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#
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# some configurables
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#
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####################
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#
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# we've got ugly regexps, so here's where to turn on regexp debugging,
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# if necessary
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#
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#use re 'debugcolor';
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#
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# regexp to use as a guess as to weather there's anything related to the
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# licenses we care about at all
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#
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my $licGuessExp = '\W(M|N)PL\W';
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#
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# size, in bytes, of the buffer used to read in sources files for modification.
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# this must be big enough to hold the entire license header and everything
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# that precedes in it any given source file.
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#
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my $bufsiz = 10000;
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#
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# Files with these suffixes will be ignored and not checked.
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#
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my @IGNORESUFFIXES = ( "Entries", "GenToc", "GenJSLib",
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"MacCVSLib", "MANIFESTOLib",
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"Repository", "Root", "TestGenJSLib",
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".a", ".bkp", ".bmp",
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".class", "control", "core", ".cvsignore",
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".dll", "edit.cgi", ".gif", ".jpg", ".mcp", "missing",
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".o", ".png", ".pp", "release.txt",
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".rsrc", ".so", ".spec",
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".spec.in", ".timestamp", ".xpt" );
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####################
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# prerequisites
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#
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use Getopt::Std;
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use strict;
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# set up vars
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#
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use vars qw/$opt_c $opt_n $opt_q $opt_d $opt_u $opt_g $opt_A $opt_B $opt_C
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$opt_D $opt_E/;
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my @INFILE;
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# parse the command line
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#
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getopts('cdgnquA:B:C:D:E:');
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# do this for all requested files
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#
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foreach my $filename ( @ARGV ) {
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my $foundGuess = 0;
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my $foundUnique = "";
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#
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# skip files that end in a suffix listed in @IGNORESUFFIXES
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#
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next if ( grep
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{ substr($filename, -1 * length($_) ) eq $_ }
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@IGNORESUFFIXES );
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# open the file and read it into an array
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#
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open(INFILE, $filename) || die "could not open $_";
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@INFILE = <INFILE>;
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# traverse the file, looking for a reference to the license
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#
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SCANFILE:
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foreach ( @INFILE ) {
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if ( /$licGuessExp/o ) {
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$foundGuess = 1;
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# traverse it again, looking for unique license text
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#
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foreach ( 0 .. $#INFILE ) {
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if ( $INFILE[$_] =~ /Netscape Public License *$/ &&
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$INFILE[$_ + 1] =~
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/^(.{0,10})Version 1\.0 *\(the ["'](License|NPL)['"]\)/ )
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{
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$foundUnique = "NPL 1.0";
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last SCANFILE;
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} elsif ( $INFILE[$_] =~ /Netscape Public *$/ &&
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$INFILE[$_ + 1] =~
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/^(.{0,10})License Version 1\.1 *\(the ["'](License|NPL)['"]\)/
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||
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$INFILE[$_] =~ /Netscape Public License *$/ &&
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$INFILE[$_ + 1] =~
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/^(.{0,10})Version 1\.1 *\(the ["'](License|NPL)['"]\)/
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||
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$INFILE[$_] =~ /Netscape Public License Version *$/ &&
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$INFILE[$_ + 1] =~
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/^(.{0,10})1\.1 *\(the ["'](License|NPL)['"]\)/
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)
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{
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$foundUnique = "NPL 1.1";
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last SCANFILE;
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} elsif ( $INFILE[$_] =~ /Mozilla Public License *$/ &&
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$INFILE[$_ + 1] =~
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/^(.{0,10})Version 1\.0 *\(the ["'](License|MPL)['"]\)/ )
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{
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$foundUnique = "MPL 1.0";
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last SCANFILE;
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} elsif ( $INFILE[$_] =~ /Mozilla Public License *$/ &&
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$INFILE[$_ + 1] =~
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/^(.{0,10})Version 1\.1 *\(the ["'](License|MPL)['"]\)/
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||
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$INFILE[$_] =~ /Mozilla Public *$/ &&
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$INFILE[$_ + 1] =~
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q/^(.{0,10})License Version 1\.1 *\(the ["'](License|MPL)['"]\)/
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)
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{
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$foundUnique = "MPL 1.1";
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last SCANFILE;
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}
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}
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last SCANFILE;
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}
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}
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# tell the world what we found (unless we're being quiet)
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#
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if ( !$opt_q ) {
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if ( $foundUnique ne "" ) {
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print "$filename contains $foundUnique unique license text";
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} elsif ( $foundGuess == 1 ) {
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print "$filename mentions a relevant license, " .
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"but is missing expected unique text";
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} else {
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print "$filename contains no relevant license reference";
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}
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}
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# update the file (if invoked with -u)
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#
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if ( $opt_u && $foundUnique ) {
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my $updated = 0; # did we actually update anything?
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# go back to beginning of file
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#
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seek (INFILE, 0, 0) ||
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die ("couldn't seek to beginning of $filename");
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# read the file head into $buffer
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#
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read INFILE, my($buffer), $bufsiz;
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die ("error reading from $filename")
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if ( !defined($buffer));
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# update
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#
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if ( $foundUnique eq "NPL 1.0" ) {
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# replace the necessary license text
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#
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if ( !update10($buffer) ) {
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$updated = -1;
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} else {
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$updated = 1;
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}
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;
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} elsif ( $foundUnique eq "NPL 1.1" ) {
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# NPL 1.1 stuff is (currently) considered up-to-date, so
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# don't do anything.
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#
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;
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} elsif ( $foundUnique eq "MPL 1.0" ) {
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# replace the necessary license text
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#
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if ( !update10($buffer) ) {
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$updated = -1;
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} else {
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$updated = 1;
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}
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;
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} elsif ( $foundUnique eq "MPL 1.1" ) {
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# MPL 1.1 stuff is (currently) considered up-to-date, so
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# don't do anything.
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#
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;
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} else {
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die ("Internal error: unknown license type");
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}
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# if we actually updated the license, it's time to finish up by
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# writing the file and telling the user
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#
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if ( $updated == 1 ) {
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# unless we've specifically been told to do nothing, write out the
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# updated file.
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#
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if (! $opt_n ) {
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# write the file
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#
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open OUTFILE,">${filename}.new" ||
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die ("couldn't open $filename.new");
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print OUTFILE $buffer ||
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die ("error writing header to $filename.new");
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while ( <INFILE> ) {
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print OUTFILE $_ ||
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die ("error writing body to $filename.new");
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}
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close OUTFILE || die("couldn't close $filename.new after writing");
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rename ($filename, "$filename.bkp") ||
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die("couldn't rename $filename to $filename.bkp");
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rename ("$filename.new", $filename) ||
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die("couldn't rename $filename.new to $filename");
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}
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if ( !$opt_q ) {
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print "... updated.";
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}
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} elsif ( $updated == -1 ) {
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# die ("regexp replacement error attempting to update $filename");
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if ( !$opt_q) {
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print "... failed.";
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}
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}
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}
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print "\n" if ( !$opt_q );
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# close the file
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#
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close(INFILE) || die("couldn't close $filename after reading");
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}
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# all done!
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#
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exit 0;
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# the return value here is only meaningful in the sense of whether
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# it's 0 or non-zero.
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#
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sub update10 ($) {
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my $gplTag;
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my $ecrTag = "";
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my $cccTag = "XXX__CCCTAG__XXX";
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my $needCCommentClose = 0;
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my $ocTag = "mozilla.org code.";
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my $initDevATag = "";
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my $initDevBTag = "";
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my $createdByTag = "";
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my $datesTag = "";
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my $copyrightByTag = "";
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# in the mongo-huge s// statement, some of the positional match vars
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# (eg $2, $3, $4, $6) do not get defined. however, whenever this is
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# the case, it just so happens that we want a null string to be
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# inserted anyway, so unless debugging is turned on, we turn off
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# warnings, in order to suppress the "uninitialized variable".
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#
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if ( ! $opt_d ) {
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$SIG{__WARN__} = sub { return };
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}
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# if we need to add on GPL alternate licensing, this is a temporary
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# tag to help us do so.
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#
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if ( $opt_g ) {
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$gplTag = "XXX__GPLTAG__XXX";
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} else {
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$gplTag = "";
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}
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my $result =
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$_[0] =~
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s{(^.{0,10}?) ?The contents of this (file|directory) ar(?:handle)?e subject to the (Netscape|Mozilla) Public License {0,5}
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(^.{0,10}?) ?Version 1\.0 ?\(the ["'](?:License|NPL)['"]\)(?:=0)?;? you may not use (this file|the files in this directory) except(?: in compliance {0,5}
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\4 ?with | in {0,5}
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\4 ?compliance with | {0,5}
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\4 ?in compliance with )the (?:License|NPL)\.[ \t]{1,4}You may obtain a copy of the (?:License|NPL) at {0,5}
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\4 ?http:/{1,2}wwwt?\.m5?ozilla\.org/([MN])P(?:L/|\\|L/\.) {0,5}
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(?:.{0,10}) {0,25}(?:
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\4 ?Software distributed under the License is distributed on an ['"]AS IS["'] {0,5}
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\4 ?basis, WITHOUT WARRANTY OF ANY KIND, either express or implied\. {1,2}See(?: the {0,5}
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\4 ?License| {0,5}
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\4 ?the License) for the specific language governing rights and limitations {0,5}
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\4 ?under the License\. {0,5}|
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?\4 ?Software distributed under the (?:NPL|License) is distributed on an ['"]AS IS["'] basis, {0,5}
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\4 ?WITHOUT WARRANTY OF ANY KIND, either (?:express|dtd) or implied\. See the (?:NPL|License)(?: {0,5}
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{1,3}?\4 ?for | for {0,5}
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\4 ?)the specific language governing (?:righ|lef)ts and limitations under theg?(?: License\. {0,5}| {0,5}
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\4 ?(?:NPL|License)\.) {0,5})(?:
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(?:.{0,10}) {0,4})?(?:
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\4 ?The [Oo]riginal [Cc]ode is (.+) {0,5}
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(?:(\4)( ?)(.+)
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)?(?:.{0,10}))?(?:
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\4 ?The Initial Developers? of (?:the Original Code|this code under the [MN]PL) (?:is|are) ?(.*) {0,5}
|
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\4 ?(.*(?:\. )?) {0,2}Portions created by (.*) are Copyright \(C\) (199[6-9]|1998-1999|(?:1997, )?1998, ?1999|1997-1999)(?: (\b.*?)\.?)? {0,5}
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\4 ?(.*?)\.? {0,2}All Rights Reserved\.|
|
||||
\4 ?The Initial Developers? of this code under the [MN]PL (?:is|are) ?(.*) {0,5}
|
||||
\4 ?(.*(?:\. )?)[ \t]{0,4}Portions created by (.*) are {0,5}
|
||||
\4 ?Copy(?:righ|lef)t ?\(C\) (199[6-9]|1998-1999|1998, ?1999|1997-1999) (.*)\.[ \t]{1,4}All (?:Righ|lef)ts {0,5}
|
||||
\4 ?Reserved\.1?|
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||||
\4 ?The Initial Developers? of (?:the Original Code|this code under the [MN]PL) (?:is|are) ?(.*) {0,5}
|
||||
\4 ?(.*(?:\. )?) {0,2}Portions created by (.*) are(?: Copyright)? {0,5}
|
||||
?\4? ?(?:Copyright )?\(C\) (199[6-9]|1998-1999|1998, ?1999|1997-1999) (.*)\. {1,2}All Rights
|
||||
?\4? ?Reserved\.|
|
||||
|)(?:( \*/)? {0,5}
|
||||
)(?:(?:\4 {0,5}
|
||||
)?\4 ?Contributor\(?s?\)?: ?((?s:.*?))
|
||||
)?((?!\4)|\4/? ?
|
||||
)?}{$1 The contents of this $2 are subject to the $3 Public
|
||||
$4 License Version 1.1 (the "License"); you may not use $5
|
||||
$4 except in compliance with the License. You may obtain a copy of
|
||||
$4 the License at http://www.mozilla.org/$6PL/
|
||||
$4
|
||||
$4 Software distributed under the License is distributed on an "AS
|
||||
$4 IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
|
||||
$4 implied. See the License for the specific language governing
|
||||
$4 rights and limitations under the License.
|
||||
$4
|
||||
$4 The Original Code is XXX__OCTAG__XXX
|
||||
$8$9$10$4
|
||||
$4 The Initial Developer of the Original Code is XXX__INITDEVATAG__XXX
|
||||
$4 XXX__INITDEVBTAG__XXXPortions created by XXX__CREATEDBYTAG__XXX are
|
||||
$4 Copyright (C) XXX__DATESTAG__XXX XXX__COPYRIGHTBYTAG__XXXXXX__ENDCOPYRIGHTTAG__XXX. All
|
||||
$4 Rights Reserved.
|
||||
$4
|
||||
$4 Contributor(s): $28
|
||||
$gplTag$29$cccTag}m;
|
||||
|
||||
# restore the usual warning behavior
|
||||
#
|
||||
delete $SIG{__WARN__};
|
||||
|
||||
# if something went wrong, give up
|
||||
#
|
||||
if ( !$result ) { return $result; }
|
||||
|
||||
# set the initial developer clause to be whatever we found in the
|
||||
# match.
|
||||
#
|
||||
$initDevATag = "$11$17$22";
|
||||
|
||||
# if we didn't find anything, and a string was given on the command-line
|
||||
# with -A, use that.
|
||||
#
|
||||
if ( $initDevATag eq "" )
|
||||
{
|
||||
if ( $opt_A ne "" )
|
||||
{
|
||||
$initDevATag = $opt_A
|
||||
}
|
||||
}
|
||||
|
||||
# set the initial developer clause to be whatever we found in the
|
||||
# match.
|
||||
#
|
||||
$initDevBTag = "$12$18$23";
|
||||
|
||||
# if we didn't find anything, and a string was given on the command-line
|
||||
# with -B, use that.
|
||||
#
|
||||
if ( $initDevBTag eq "" )
|
||||
{
|
||||
if ( $opt_B ne "" )
|
||||
{
|
||||
$initDevBTag = $opt_B
|
||||
}
|
||||
}
|
||||
|
||||
# but if BOTH A and B tags remain unset, abort
|
||||
#
|
||||
if ( $initDevATag eq "" and $initDevBTag eq "" )
|
||||
{
|
||||
return 0;
|
||||
}
|
||||
|
||||
# set the created by tag to be whatever we found in the match. if
|
||||
# we didn't find anything, and were supplied with a default on the
|
||||
# command-line by -C, use that. otherwise abort.
|
||||
#
|
||||
$createdByTag = "$13$19$24";
|
||||
if ( $createdByTag eq "")
|
||||
{
|
||||
if ( $opt_C ne "" )
|
||||
{
|
||||
$createdByTag = $opt_C;
|
||||
}
|
||||
}
|
||||
return 0 if ( $createdByTag eq "" );
|
||||
|
||||
# set the dates tag to be whatever we found in the match. if
|
||||
# we didn't find anything, and were supplied with a default on the
|
||||
# command-line by -D, use that. otherwise abort.
|
||||
#
|
||||
$datesTag = "$14$20$25";
|
||||
if ( $datesTag eq "")
|
||||
{
|
||||
if ( $opt_D ne "" )
|
||||
{
|
||||
$datesTag = $opt_D;
|
||||
}
|
||||
}
|
||||
return 0 if ( $datesTag eq "" );
|
||||
|
||||
|
||||
# set the "copyright by" tag to be whatever we found in the match. if
|
||||
# we didn't find anything, and were supplied with a default on the
|
||||
# command-line by -E, use that. otherwise abort.
|
||||
#
|
||||
$copyrightByTag = "$15$21$26";
|
||||
if ( $copyrightByTag eq "")
|
||||
{
|
||||
if ( $opt_E ne "" )
|
||||
{
|
||||
$copyrightByTag = $opt_E;
|
||||
}
|
||||
}
|
||||
|
||||
# if there was a final clause in the copyright, we need to add
|
||||
# a space before it
|
||||
#
|
||||
if ( $16 ne "" )
|
||||
{
|
||||
if ( $copyrightByTag ne "" )
|
||||
{
|
||||
$ecrTag = " " . $16;
|
||||
} else {
|
||||
$ecrTag = $16;
|
||||
}
|
||||
}
|
||||
|
||||
return 0 if ( $copyrightByTag eq "" and $ecrTag eq "");
|
||||
|
||||
# some copies of the NPL have the C-language comment close sequence
|
||||
# incorrectly wrapped into the license text. we notice that here.
|
||||
#
|
||||
if ( $27 eq " */" ) { $needCCommentClose = 1 };
|
||||
|
||||
# if there wasn't an "Original Code" clause in the original,
|
||||
# add a generic one now
|
||||
#
|
||||
if ( $7 ne "" ) { $ocTag = $7; }
|
||||
|
||||
# insert the Original Code clause
|
||||
#
|
||||
$result = $_[0] =~ s!XXX__OCTAG__XXX!$ocTag!;
|
||||
if ( !$result ) { return $result; }
|
||||
|
||||
# insert the first part of the initial developer tag
|
||||
#
|
||||
$result = $_[0] =~ s!XXX__INITDEVATAG__XXX!$initDevATag!;
|
||||
if ( !$result ) { return $result; }
|
||||
|
||||
# insert the second part of the initial developer tag
|
||||
#
|
||||
$result = $_[0] =~ s!XXX__INITDEVBTAG__XXX!$initDevBTag!;
|
||||
if ( !$result ) { return $result; }
|
||||
|
||||
# insert the "created by" tag
|
||||
#
|
||||
$result = $_[0] =~ s!XXX__CREATEDBYTAG__XXX!$createdByTag!;
|
||||
if ( !$result ) { return $result; }
|
||||
|
||||
# insert the "copyright by" tag
|
||||
#
|
||||
$result = $_[0] =~ s!XXX__COPYRIGHTBYTAG__XXX!$copyrightByTag!;
|
||||
if ( !$result ) { return $result; }
|
||||
|
||||
# insert the "dates" tag
|
||||
#
|
||||
$result = $_[0] =~ s!XXX__DATESTAG__XXX!$datesTag!;
|
||||
if ( !$result ) { return $result; }
|
||||
|
||||
|
||||
# insert the ending of the copyright tag
|
||||
#
|
||||
$result = $_[0] =~ s!XXX__ENDCOPYRIGHTTAG__XXX!$ecrTag!;
|
||||
if ( !$result ) { return $result; }
|
||||
|
||||
#
|
||||
# add in the GPL alternate license clause, if requested
|
||||
#
|
||||
if ( $opt_g ) {
|
||||
|
||||
# remember the comment prefix
|
||||
#
|
||||
my $cp = $4;
|
||||
|
||||
$result =
|
||||
$_[0] =~
|
||||
|
||||
s!XXX__GPLTAG__XXX!$cp
|
||||
$cp Alternatively, the contents of this file may be used under the
|
||||
$cp terms of the GNU Public License (the "GPL"), in which case the
|
||||
$cp provisions of the GPL are applicable instead of those above.
|
||||
$cp If you wish to allow use of your version of this file only
|
||||
$cp under the terms of the GPL and not to allow others to use your
|
||||
$cp version of this file under the NPL, indicate your decision by
|
||||
$cp deleting the provisions above and replace them with the notice
|
||||
$cp and other provisions required by the GPL. If you do not delete
|
||||
$cp the provisions above, a recipient may use your version of this
|
||||
$cp file under either the NPL or the GPL.
|
||||
!;
|
||||
}
|
||||
|
||||
# if we need a c comment closer, substitute it in here
|
||||
#
|
||||
if ( $needCCommentClose || $opt_c ) {
|
||||
$result = $_[0] =~ s!XXX__CCCTAG__XXX! */\n!;
|
||||
|
||||
# otherwise, get rid of the tag that we put in earlier.
|
||||
#
|
||||
} else {
|
||||
$result = $_[0] =~ s!XXX__CCCTAG__XXX!!;
|
||||
}
|
||||
|
||||
return $result;
|
||||
|
||||
}
|
||||
Loading…
Reference in New Issue
Block a user