Re: putenv/setenv changes

[Matthias Scheler <tron%NetBSD.org@localhost>]

On Sun, Oct 03, 2010 at 09:07:45AM +0200, Alan Barrett wrote:
> > Actually the string must be writeable because POSIX requires you
> > to use the actual string passed to putenv() inside the environment
> > array.  All strings in the environment array must be writable.
> 
> If you mess with the environment using putenv(const string), then you
> should expect the relevant portion to no longer be writable by your
> program; ...

Yes, but something else might try to write to it.

> ... but the implementation can still guarantee that none of the
> putenv/setenv/getenv functions will write to it.

Which is the case for our "libc" after my change.

        Kind regards

-- 
Matthias Scheler                                  http://zhadum.org.uk/