svn commit: r237287 - stable/9/share/examples/csh

[Eitan Adler]

Author: eadler
Date: Wed Jun 20 06:58:17 2012
New Revision: 237287
URL: http://svn.freebsd.org/changeset/base/237287

Log:
  MFC r236999:
  	Include a warning when using the example code as it may not
  	work in unusual situations.
  	Also slightly optimize the command.
  
  Approved by:	cperciva (implicit)

Modified:
  stable/9/share/examples/csh/dot.cshrc
Directory Properties:
  stable/9/share/examples/csh/   (props changed)

Modified: stable/9/share/examples/csh/dot.cshrc
==============================================================================
--- stable/9/share/examples/csh/dot.cshrc	Wed Jun 20 06:38:41 2012	(r237286)
+++ stable/9/share/examples/csh/dot.cshrc	Wed Jun 20 06:58:17 2012	(r237287)
@@ -4,8 +4,12 @@
 #
 
 # Sets SSH_AUTH_SOCK to the user's ssh-agent socket path if running
+#
+# This has a couple caveats, the most notable being that if a user
+# has multiple ssh-agent(1) processes running, this will very likely
+# set SSH_AUTH_SOCK to point to the wrong file/domain socket.
 if (${?SSH_AUTH_SOCK} != "1") then
-	setenv SSH_AUTH_SOCK `sockstat | grep "^${USER} " | awk '/ssh-agent/ { print $6 }'`
+	setenv SSH_AUTH_SOCK `sockstat -u | awk '/^${USER}.+ ssh-agent/ { print $6 }'
 endif
 
 # Change only root's prompt