Re: sh portability questions

[Andreas Schwab]

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.

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Andreas Schwab, SuSE Labs, address@hidden
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