Re: cron problem

Geoff Raye <[email protected]>
Newsgroups gmane.org.user-groups.luni.tech
Message-ID <[email protected]>
#<text/plain; charset=iso-8859-1
In message <[email protected]>  Richard Reina writes:
> Carl,

> That was a very helpful idea. There is a message in my email that shows the error:

> Can't locate Companies2.pm in @INC (@INC contains: /etc/perl /usr/local/lib/perl/5.10.0 /usr/local/share/perl/5.10.0 /usr/lib/perl5 /usr/share/perl5 /usr/lib/perl/5.10 /usr/share/perl/5.10 /usr/local/lib/site_perl .) at -e line 1.
> BEGIN failed--compilation aborted at /usr/local/src/ldisplay.pl line 15.
> Compilation failed in require at /usr/local/src/upcoming.pl line 71.

> If I cut and paste the exact command from crontab -l and execute the prgram manually from the console I don't get this error.  I don't understand why cron has this problem?

Likely your environment as an interactive user has a setting which sets
perl's path.

Specifically to perl, you could add the actual path to @INC with... "use
libs" and appropriate arguments, I think.

I suspect your interactive shell loads via .profile or .bashrc or the
like a PERL5LIB environment variable.  Try to 'echo $PERL5LIB' and see
if there's something there.  If so, you could simply add to your cron
command something like:
PERL5LIB=/path/to/stuff:/more/perl/stuff /path/to/myscript.pl -a args

In short, cron doesn't run all your normal shell initialization
commands.  You probably have something in your profile which cron isn't
getting.  Usually the place where this causes problems is having a path
that's just "/bin:/usr/bin" and doesn't include "/usr/local/bin", for
example.

Another good thing to compare is the output of 'perl -V' from within
cron and from your usual interactive shell.  That will show the default
contents of @INC.

(For the non-perly out there, @INC is an array/list containing the paths
where perl libraries/modules can be loaded from.)

Geoff
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