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1################################################################################ 1################################################################################
2# WeBWorK Online Homework Delivery System 2# WeBWorK Online Homework Delivery System
3# Copyright 2000-2007 The WeBWorK Project, http://openwebwork.sf.net/ 3# Copyright 2000-2007 The WeBWorK Project, http://openwebwork.sf.net/
4# $CVSHeader: pg/macros/PG.pl,v 1.35 2008/03/26 02:43:07 gage Exp $ 4# $CVSHeader: pg/macros/PG.pl,v 1.36 2008/05/03 17:43:29 sh002i Exp $
5# 5#
6# This program is free software; you can redistribute it and/or modify it under 6# This program is free software; you can redistribute it and/or modify it under
7# the terms of either: (a) the GNU General Public License as published by the 7# the terms of either: (a) the GNU General Public License as published by the
8# Free Software Foundation; either version 2, or (at your option) any later 8# Free Software Foundation; either version 2, or (at your option) any later
9# version, or (b) the "Artistic License" which comes with this package. 9# version, or (b) the "Artistic License" which comes with this package.
105 105
106#package PG; 106#package PG;
107 107
108# Private variables for the PG.pl file. 108# Private variables for the PG.pl file.
109 109
110# ^variable $STRINGforOUTPUT 110# ^variable my $STRINGforOUTPUT
111my $STRINGforOUTPUT; 111my $STRINGforOUTPUT;
112# ^variable $STRINGforHEADER_TEXT 112# ^variable my $STRINGforHEADER_TEXT
113my $STRINGforHEADER_TEXT; 113my $STRINGforHEADER_TEXT;
114# ^variable @PG_ANSWERS 114# ^variable my @PG_ANSWERS
115my @PG_ANSWERS; 115my @PG_ANSWERS;
116# ^variable @PG_UNLABELED_ANSWERS 116# ^variable my @PG_UNLABELED_ANSWERS
117my @PG_UNLABELED_ANSWERS; 117my @PG_UNLABELED_ANSWERS;
118# ^variable %PG_ANSWERS_HASH 118# ^variable my %PG_ANSWERS_HASH
119my %PG_ANSWERS_HASH; 119my %PG_ANSWERS_HASH;
120 120
121# ^variable $PG_STOP_FLAG 121# ^variable our $PG_STOP_FLAG
122our $PG_STOP_FLAG; 122our $PG_STOP_FLAG;
123 123
124# my variables are unreliable if two DOCUMENTS were to be called before an ENDDOCUMENT 124# my variables are unreliable if two DOCUMENTS were to be called before an ENDDOCUMENT
125# there could be conflicts. As I understand the behavior of the Apache child 125# there could be conflicts. As I understand the behavior of the Apache child
126# this cannot occur -- a child finishes with one request before obtaining the next 126# this cannot occur -- a child finishes with one request before obtaining the next

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