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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