svn commit: r354699 - head/lib/libc/gen

[Brooks Davis]

Author: brooks
Date: Wed Nov 13 23:31:23 2019
New Revision: 354699
URL: https://svnweb.freebsd.org/changeset/base/354699

Log:
  Improve the description of AT_EXECPATH availability.
  
  Reported by:	kib
  Sponsored by:	DARPA, AFRL

Modified:
  head/lib/libc/gen/auxv.3

Modified: head/lib/libc/gen/auxv.3
==============================================================================
--- head/lib/libc/gen/auxv.3	Wed Nov 13 23:26:12 2019	(r354698)
+++ head/lib/libc/gen/auxv.3	Wed Nov 13 23:31:23 2019	(r354699)
@@ -50,8 +50,9 @@ can be requested:
 The canary value for SSP.
 .It AT_EXECPATH
 The path of executed program.
-This will not be present if the process was initialized by
-.Xr fexecve 2 .
+This may not be present if the process was initialized by
+.Xr fexecve 2
+and the namecache no longer contains the file's name.
 .It AT_HWCAP
 CPU / hardware feature flags.
 .It AT_HWCAP2