11:29am, Ramprasad A Padmanabhan wrote:
> > > do "foo.pl args..."
> > >
> > > And in foo.pl set some scope defined variable like
> > >
> > > #foo.pl
> > > $dbh=connect(....)
> > > unless($dbh){
> > > $GLOBAL::ERRORSTR="Couldnot connect to database $@";
> > > exit 1
> > > }
> > >
> > >
> > > And in the main program you can check
> > >
> > > if($GLOBAL::ERRORSTR) {
> > > # Hmm something went wrong
> > > ...........
> > >
> > > But personally I consider this as dirty work though it works. Let me
> > > know If you get a better way
> > >
> > I don't understand how can perl pass variables across processes. Sort of
> > magic?
> >
> Did you try it. If it works perl is a wizard else I am just wasting my
> time
> I think it is just that when you do a 'do foo.pl' No new perl instance
> is forked. It is just that the perl interpreter instance that was
> running your main code now interprets the foo.pl.
> Since it shares the same 'process environment' I think maintaining any
> variable does not require any harry potter skills
>
Do is to Perl as source (or '.') is to the shell--i.e. it reads the code in
the referenced file into the current program. It's the poor cousin of 'use'
and 'require'.
Paul
PS. Ram, I don't think your .sig file is long enough--where's your bio and
list of top 25 movies, man? 8-)
> Ram
>
>
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I just saw this headline today (1/3/00) in the Houston Chronicle online:
"Death row prisoners launch hunger strike"
Is it just me or is this not a problem?
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