[Israel.pm] Perl version migration

Offer Kaye oferk at oren.co.il
Sun May 2 06:27:43 PDT 2004

> Thanks to everyone who commented on this.
> Sure, we can install new Perl alongside old Perl - that's what we have
> now for 5.6 (for example). The annoyance is that scripts which need a
> particular version have to point to it explicitly (
> #!/usr/local/bin/perl5.6.1 ) or they'll always get 5.004. On the other
> hand, if we just install new perl in place of old perl, we risk
> disturbing  old scripts which may rely on features of 5.004 without even
> knowing it. And it's probably not realistic to review all our existing
> scripts and test them for transitioning to new versions of Perl.
> So is it *ever* possible to get out of this trap? Or will we be stuck
> forever with default perl at version 5.004, and new versions selected
> explicitly by the name of the perl executable?
> Thanks,
> Jason Elbaum
> Freescale Semiconductor Israel (formerly Motorola Semiconductor)

I think you can safely install perl 5.8.0 as the default perl and install
5.004 as perl5.004 . That way all scripts will by default use the newer
perl, but if one breaks you can always call 5.004 explicitly as a workaround
while you try to get it to work on 5.8.0 ... :-)

Offer Kaye

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