Re: [PATCH] fmt-merge-msg: avoid open "-|" list form for Perl 5.6

On 2/21/06, Sam Vilain <sam@vilain.net> wrote:
> Alex Riesen wrote:
> >>>Does not work here (ActiveState Build 811, Perl 5.8.6):
> >>>$ perl -e 'open(F, "-|")'
> >>>'-' is not recognized as an internal or external command,
> >>>operable program or batch file.
> >>Portability, Ease of Coding, Few CPAN Module Dependencies.  Pick any two.
> > Sometimes an upgrade is just out of question. Besides, that'd mean an
> > upgrade to another operating system, because very important scripts
> > over here a just not portable to anything else but
> >     "ActiveState Perl on Windows (TM)"
> > I just have no choice.
>
> Sure, but perhaps IPC::Open2 or some other CPAN module has solved this
> problem already.

IPC::Open2 works! Well "kind of": there are still strange segfaults regarding
stack sometimes. And I don't know yet whether and how the arguments are escaped
(Windows has no argument array. It has that bloody stupid one-line command line)

> I guess what I'm saying is that if you want to limit the modules that
> Perl script uses, you end up either impacting on the portability of the
> script or rediscovering problems with early wheel designs.

IPC::Open{2,3} seem to be installed on every system I have access to.
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