bug#10483: [PATCH] cperl-mode: Avoid endless loop

[Lars Ingebrigtsen]

Eli Zaretskii <eliz@gnu.org> writes:

> I don't think I understand what's missing in what we have already.
> The equivalent of 'fork' is 'start-process', and the equivalent of
> 'waitpid' is a test of what 'process-status' returns.

waitpid waits until a process changes status, doesn't it?  In Emacs Lisp
we have to write a loop over `process-status', which adds latency and
just doesn't seem very elegant.

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