[PATCH] posix: Handle negative fds in spawn's addfchdir

[Andreas Schwab]

On Mär 25 2026, Adhemerval Zanella Netto wrote:

> However, the POSIX requirements seems conflicting.  It states that
>
>   [EBADF]
>   The value specified by fildes is negative or greater than or equal to {OPEN_MAX}.

https://pubs.opengroup.org/onlinepubs/9799919799/functions/posix_spawn_file_actions_addfchdir.html
does not say anything about OPEN_MAX.

-- 
Andreas Schwab, schwab@linux-m68k.org
GPG Key fingerprint = 7578 EB47 D4E5 4D69 2510  2552 DF73 E780 A9DA AEC1
"And now for something completely different."