strtok behaviour when uninitialized

[Salil Kapur]

On Sun, Feb 11, 2018 at 07:39:50PM +0100, Andreas Schwab wrote:
> On Feb 11 2018, Salil Kapur <salilkapur93@gmail.com> wrote:
> 
> > Would it make sense to add a NULL check and not let strtok throw a
> > segfault?
> 
> No.  This is undefined behaviour, and a crash is a valid and somewhat
> appropriate reaction.

I get that. Why keep it undefined? Even after adding the check it would
still be backwards compatible.

> 
> Andreas.
> 
> -- 
> Andreas Schwab, schwab@linux-m68k.org
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