On Wed, Sep 29, 2021 at 08:18:11PM +0300, Greg Minshall wrote:
> Tomas,
> 
> in fact, i'm quite used to doing `chmod 755 foo.org`.  i do it now in
> bash, used to do it in csh, and it seems to work (as expected, afaict)
> also in sh.  all on arch linux.  (`chmod +755 foo.org` *does* seem to
> give odd results. :)

D'oh. You are right. Actually, chmod from coreutils does its own
parsing (function mode_compile, online e.g. here [1]).

Cheers

[1] https://sources.debian.org/src/coreutils/8.32-4/lib/modechange.c/#L134

 - t