On Fri, Apr 06, 2018 at 10:01:57AM +0200, Ludovic Courtès wrote:
> Probably, yes.  It would be good to check how this affects
> mingetty/login, sshd, etc.

Okay. I can test the change.

> Note that libc also has its own default PATH value in <paths.h>:
>   /* Default search path. */
>   #define     _PATH_DEFPATH   "/usr/bin:/bin"
>   /* All standard utilities path. */
>   #define     _PATH_STDPATH \
>           "/usr/bin:/bin:/usr/sbin:/sbin"
> Does ‘su’ rely on this?  In a future rebuild cycle we could change these
> values, but /run/current-system/bin wouldn’t work on foreign distros, so
> it’s not clear there’s much to gain.

I don't think `su` uses this, but I'll find out. As you say, it wouldn't
help much on foreign distros. I think the situation with `su` is
different, since it seems inconvenient to use our `su` on a foreign
distro, because it needs to be setuid.

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