alx-0008 - Standardize strtoi(3) and strtou(3) from NetBSD
Bruno Haible
bruno at clisp.org
Thu Mar 20 12:44:49 UTC 2025
Alejandro Colomar wrote:
> > At the same time, disallowing a leading '-' sign
> > is a benefit as well. I consider it a misfeature that strtoul() parses
> > "-3" successfully and returns ULONG_MAX-2, which was most certainly
> > not intended by the user.
>
> Agree; it is a misfeature. ...
>
> I wonder if there's any legitimate user of that misfeature.
I don't think there is. Callers who wish to accept a leading '-' sign
can call strtol() and cast the result to 'unsigned long'.
Bruno
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