зеркало из https://github.com/mozilla/pjs.git
61 строка
1.8 KiB
Perl
61 строка
1.8 KiB
Perl
# -*- Mode: perl; indent-tabs-mode: nil -*-
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#
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# The contents of this file are subject to the Netscape Public License
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# Version 1.0 (the "License"); you may not use this file except in
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# compliance with the License. You may obtain a copy of the License at
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# http://www.mozilla.org/NPL/
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#
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# Software distributed under the License is distributed on an "AS IS"
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# basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
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# License for the specific language governing rights and limitations
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# under the License.
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#
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# The Original Code is the Bonsai CVS tool.
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#
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# The Initial Developer of the Original Code is Netscape Communications
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# Corporation. Portions created by Netscape are Copyright (C) 1998
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# Netscape Communications Corporation. All Rights Reserved.
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# Get a line, dealing with '\'. Returns 'undef' when no more lines to return;
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# removes blank lines as it goes.
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# Allows spaces after a '\'. This is naughty but will probably not matter
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# *too* much, and I'm not changing it now.
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sub get_line {
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my($l, $save);
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$l='';
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$save='';
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my $bContinue = 1;
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while( $bContinue && ($l = <MOD>) ){
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chop($l);
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if( $l =~ /^[ \t]*\#/
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|| $l =~ /^[ \t]*$/ ){
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$l=''; # Starts with a "#", or is only whitespace.
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}
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if( $l =~ /\\[ \t]*$/ ){
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# Ends with a slash, so append it to the last line.
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chop ($l);
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$save .= $l . ' ';
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$l='';
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}
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elsif( $l eq '' && $save eq ''){
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# ignore blank lines
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}
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else {
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$bContinue = 0;
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}
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}
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if(!defined($l)) {
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if($save ne '') {
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return $save;
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} else {
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return $l;
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}
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} else {
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return $save . $l;
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}
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}
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1;
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