svn commit: r196639 - stable/8/usr.sbin/ppp
Brian Somers
brian at FreeBSD.org
Sat Aug 29 04:15:37 UTC 2009
Author: brian
Date: Sat Aug 29 04:15:37 2009
New Revision: 196639
URL: http://svn.freebsd.org/changeset/base/196639
Log:
MFC r196530: Document that ppp handles pipe(2) descriptors specially in
-direct mode.
Approved by: re (kib)
Modified:
stable/8/usr.sbin/ppp/ (props changed)
stable/8/usr.sbin/ppp/ppp.8.m4
Modified: stable/8/usr.sbin/ppp/ppp.8.m4
==============================================================================
--- stable/8/usr.sbin/ppp/ppp.8.m4 Sat Aug 29 03:17:24 2009 (r196638)
+++ stable/8/usr.sbin/ppp/ppp.8.m4 Sat Aug 29 04:15:37 2009 (r196639)
@@ -27,7 +27,7 @@ changecom(,)dnl
.\"
.\" $FreeBSD$
.\"
-.Dd May 24, 2007
+.Dd August 25, 2009
.Dt PPP 8
.Os
.Sh NAME
@@ -171,6 +171,17 @@ If callback is configured,
will use the
.Dq set device
information when dialing back.
+.Pp
+When run in
+.Fl direct
+mode,
+.Nm
+will behave slightly differently if descriptor 0 was created by
+.Xr pipe 2 .
+As pipes are not bi-directional, ppp will redirect all writes to descriptor
+1 (standard output), leaving only reads acting on descriptor 0.
+No special action is taken if descriptor 0 was created by
+.Xr socketpair 2 .
.It Fl dedicated
This option is designed for machines connected with a dedicated
wire.
@@ -6055,6 +6066,8 @@ This socket is used to pass links betwee
.Xr tcpdump 1 ,
.Xr telnet 1 ,
.Xr kldload 2 ,
+.Xr pipe 2 ,
+.Xr socketpair 2 ,
ifdef({LOCALNAT},{},{.Xr libalias 3 ,
})dnl
ifdef({LOCALRAD},{},{.Xr libradius 3 ,
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