Re: Attempt to free unreferenced scalar wanings with threads

At 16:17 -0800 10/31/03, Javier Alvarado wrote:
>I'm trying to make one of my programs multi-threaded using perl 
>5.8.1 and threads.pm. It seems to work just fine except that when 
>each thread exits (I think) it emits a warning like:
>
>Attempt to free unreferenced scalar at 
>/usr/local/lib/perl5/site_perl/5.8.1/i686-linux-thread-multi/DBI.pm 
>line 628
>
>Each thread has it's own database handle, so each one prints out 
>several warnings. By the time the program is done, it's printed 
>hundreds of of them.
>
>I can't for the life of me figure out what it means or how to fix 
>it. I've search the web and newsgroups with no avail. So at this 
>point, I'm just looking for a way to disable this particular 
>warning. Anyone know if it's possible?

You could try loading DBI inside the thread at runtime:

$thread = threads->new( sub {
     require DBI;  # can't "use" because that's compile time
     requite DBD::yourdriver;
# do your database stuff;
} );


Liz