On 7/8/18 7:21 AM, Keeley Hoek wrote:
> In running bash on an embedded target, bash crashes for the silly
> reason that environ is NULL.
>
> I haven't been able to tell whether this is actually permitted by the
> standard (as if?), but in bash I think this behavior is inconsistent
> anyway because:
It's probably permitted by the standard simply because the standard doesn't
specify the value of environ. As a practical matter, on Unix systems, even
when execve() is supplied a NULL third argument, environ is never null.
It's not unreasonable to check for it, though.
Chet
--
``The lyf so short, the craft so long to lerne.'' - Chaucer
``Ars longa, vita brevis'' - Hippocrates
Chet Ramey, UTech, CWRU [email protected] http://tiswww.cwru.edu/~chet/
