loncom/lonnet/perl/lonnet.pm - diff

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version 1.1205, 2012/12/03 14:47:37	version 1.1206, 2012/12/05 17:40:59
Line 10622 sub deversion {	Line 10622 sub deversion {

sub symbread {	sub symbread {
my ($thisfn,$donotrecurse)=@_;	my ($thisfn,$donotrecurse)=@_;
my $cache_str='request.symbread.cached.'.$thisfn;	my $cache_str;
if (defined($env{$cache_str})) {	if ($thisfn ne '') {
if (($thisfn) \|\| ($env{$cache_str} ne '')) {	$cache_str='request.symbread.cached.'.$thisfn;
	if ($env{$cache_str} ne '') {
return $env{$cache_str};	return $env{$cache_str};
}	}
}	} else {
# no filename provided? try from environment	# no filename provided? try from environment
unless ($thisfn) {
if ($env{'request.symb'}) {	if ($env{'request.symb'}) {
return $env{$cache_str}=&symbclean($env{'request.symb'});	return $env{$cache_str}=&symbclean($env{'request.symb'});
}	}