svn commit: r354694 - in head: lib/libc/gen sys/sys

[Brooks Davis]

On Thu, Nov 14, 2019 at 12:46:40AM +0200, Konstantin Belousov wrote:
> On Wed, Nov 13, 2019 at 09:51:55PM +0000, Brooks Davis wrote:
> > Author: brooks
> > Date: Wed Nov 13 21:51:55 2019
> > New Revision: 354694
> > URL: https://svnweb.freebsd.org/changeset/base/354694
> > 
> > Log:
> >   elf_aux_info: Add support for AT_EXECPATH.
> >   
> >   Reviewed by:	emaste, sef
> >   MFC after:	3 days
> >   Sponsored by:	DARPA, AFRL
> >   Differential Revision:	https://reviews.freebsd.org/D22353
> > 
> > Modified:
> >   head/lib/libc/gen/auxv.3
> >   head/lib/libc/gen/auxv.c
> >   head/sys/sys/param.h
> > 
> > Modified: head/lib/libc/gen/auxv.3
> > ==============================================================================
> > --- head/lib/libc/gen/auxv.3	Wed Nov 13 21:49:46 2019	(r354693)
> > +++ head/lib/libc/gen/auxv.3	Wed Nov 13 21:51:55 2019	(r354694)
> > @@ -24,7 +24,7 @@
> >  .\"
> >  .\" $FreeBSD$
> >  .\"
> > -.Dd April 25, 2019
> > +.Dd November 13, 2019
> >  .Dt ELF_AUX_INFO 3
> >  .Os
> >  .Sh NAME
> > @@ -48,6 +48,10 @@ can be requested:
> >  .Bl -tag -width AT_OSRELDATE
> >  .It AT_CANARY
> >  The canary value for SSP.
> > +.It AT_EXECPATH
> > +The path of executed program.
> > +This will not be present if the process was initialized by
> This is too strong statement.  The auxv element might be not present
> if vn_fullpath(9) failed, otherwise we do provide the path.
> 
> > +.Xr fexecve 2 .

Would it be more accurate to change it from "will" to "may"?
Referencing vn_fullpath(9) seems unhelpful in userspace programmer
documentation.

-- Brooks
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