我最近将一些 Perl 代码从 SunSolaris 迁移到 64 位的 Linux(Ubuntu) 机器上。迁移后Storable.pm
出现以下错误:
Byte order is not compatible at /usr/lib/perl/5.18/Storable.pm, at /home/VD/Cache.pm line 347.
在互联网上进行了一些研究后,我发现我需要使用nfreeze
而不是thaw
,但现在我收到以下错误:
not a reference at /home/VD/Cache.pm line 347.
任何建议如何解决这个问题?
sub get
{
my($self, $type, $param_ref) = @_;
#return 1 if(!$self->{'INI'}{'sf.system.cache.enabled'});
if($self->{'INI'}{'sf.system.cache.database.enabled'})
{
### DATABASE
my $param = $self->SF::Cache::convert_parameter($type, $param_ref);
if($self->SF::Cache::CACHE_TABLE_USERCONTENT && $$param{'type'} == 2)
{
### user-content
my $query = 'SELECT PARAM_CONTENT AS C, DATA AS D FROM sf_cache_usercontent WHERE SITE=? AND PARAM_USER=?';
my $bindvar = { 1=>$self->{'site'}, 2=>$$param{'user'} };
my $sth = $self->db_select($query, $bindvar);
#print SF::Util::debug_dumpquery($query, $bindvar);
return undef if($self->{'Error'});
my %usercontent;
undef(%usercontent);
while(my $hashref = $self->db_fetch($sth))
{
$usercontent{$$hashref{'C'}} = $$hashref{'D'};# ? 1 : 0;
}
return \%usercontent;
}
else
### ******************************************************************************************************
{
my $ret = $self->SF::Cache::get_database('DATA', $param);
return Storable::nfreeze($ret) if(defined $ret);
}
}
else
{
### FILESYSTEM
my $filename = $self->SF::Cache::filename($type, $param_ref);
if($filename && -e $filename)
{
if($self->{'INI'}{'sf.system.cache.lock.enabled'} && defined &lock_retrieve)
{
return lock_retrieve $filename;
}
else
{
return retrieve $filename;
}
}
else
{
$! = 0;
}
}
return undef;
}