You can not be sure if an external module does the correct cleanup on
die. Therefore, a controlled shutdown is always good practice.
--
Jarl
On 8/9/07, Thilo Stapff <[EMAIL PROTECTED]> wrote:
> I'm not sure what you are talking about.
>
> ARTermination() is always called on exit because ARS.xs implements a
> destructor function for ARControlStructPtr objects.
>
> Perl also closes filehandles automatically.
>
> If you have other resources which need cleanup, you can wrap your code
> into an "eval" block:
>
>
> eval {
> ...
>
> ars_GetListEntry( .... );
> die "Error message\n" if $ars_errstr;
>
> ...
> }
>
> warn $@ if $@;
>
> # do cleanup here
>
>
> So, in my opinion, in most cases the use of "die" should be just fine.
>
>
> Best regards,
> Thilo
>
>
> Jarl Grøneng wrote:
> > I does not like the die parameter if you got an error. You may miss
> > the clean-up part.
> >
> > -
> > Jarl
> >
> > On 8/9/07, Thilo Stapff <[EMAIL PROTECTED]> wrote:
> >> ars_GetListEntry needs at least one more parameter (firstRetrieve,
> >> usually = 0):
> >>
> >> %entries = ars_GetListEntry($ctrl, $schema, $qual, 0 , 0);
> >>
> >> instead of
> >>
> >> %entries = ars_GetListEntry($ctrl, $schema, $qual, 0);
> >>
> >>
> >> Moreover, you should always check for errors after calling an API
> >> function, e.g.
> >>
> >> die "ars_GetListEntry( $schema, $qs ): $ars_errstr\n" if $ars_errstr;
> >>
> >>
> >> You might also try using the field ID of "Category" instead of the field
> >> name in the qualifier string.
> >>
> >>
> >> Regards,
> >> Thilo Stapff
> >>
> >>
> >> Ravi wrote:
> >>> Hi:I am trying query a schema and print a fieldname and values for all
> >>> records with a qualifying filter. I can't seem to figure out which
> >>> function to use and how. This is what I have now and I get 0 records. Is
> >>> asr_GetListEntry the right function? Does someone have a sample script
> >>> or point me to the right one in the example dir?
> >>>
> >>> $schema = "My:Alarm Base";
> >>> $qs = qq/'Category' = "Voice"/;
> >>> ($qual = ars_LoadQualifier($ctrl,$schema,$qs)) ||
> >>> die "error in ars_LoadQualifier";
> >>>
> >>> %entries = ars_GetListEntry($ctrl, $schema, $qual, 0);
> >>>
> >>> foreach $entry_id (sort keys %entries) {
> >>> printf("%s %s\n", $entry_id, $entries{$entry_id});
> >>> }
> >>>
> >>>
> >>> Thanks
> >>> Ravi
> >>>
> >>>
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