[Top][All Lists]

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: sh portability questions

From: Andreas Schwab
Subject: Re: sh portability questions
Date: Wed, 28 Sep 2005 00:24:51 +0200
User-agent: Gnus/5.110003 (No Gnus v0.3) Emacs/22.0.50 (gnu/linux)

Paul Eggert <address@hidden> writes:

> Assuming you don't need recursion, here's a thought.  Use "local", but
> stick to the convention that all variable names are unique.  On
> systems that don't support "local", define a function named "local"
> that warns if any of its arguments is a variable whose value is set;

That would also (spuriously) warn if you call a function with local
variables a second time, unless you explicitly unset the local variables
before returning.


Andreas Schwab, SuSE Labs, address@hidden
SuSE Linux Products GmbH, Maxfeldstraße 5, 90409 Nürnberg, Germany
Key fingerprint = 58CA 54C7 6D53 942B 1756  01D3 44D5 214B 8276 4ED5
"And now for something completely different."

reply via email to

[Prev in Thread] Current Thread [Next in Thread]