Re: [PATCH] sln: Install as a hard link to ldconfig

[Florian Weimer <fweimer at redhat dot com>]

On 07/21/2016 08:22 AM, Mike Frysinger wrote:
> On 13 Jul 2016 14:17, Florian Weimer wrote:
> > +/* Check if we have to run sln.  */
> > +bool
> > +run_sln (const char *argv0)
> > +{
> > +  const char *slash = strrchr (argv0, '/');
> > +  const char *progname;
> > +  if (slash == NULL)
> > +    progname = argv0;
> > +  else
> > +    progname = slash + 1;
> > +  return strcmp (progname, "sln") == 0;
> > +}
>
> GNU programming conventions say to not rely on argv[0] to change
> behavior:

> 	https://www.gnu.org/prep/standards/html_node/_002d_002dversion.html

Can you provide an exact quote?  I don't see it.  coreutils supports 
this, and bash pretty much requires looking at argv[0].

Thanks,
Florian