upstream: add a SessionType directive to ssh_config, allowing the

configuration file to offer equivalent control to the -N (no session) and -s
(subsystem) command-line flags.

Part of GHPR#231 by Volker Diels-Grabsch with some minor tweaks;
feedback and ok dtucker@

OpenBSD-Commit-ID: 726ee931dd4c5cc7f1d7a187b26f41257f9a2d12

1 files changed, 13 insertions, 2 deletions

diff --git a/ssh.1 b/ssh.1
index e59716b9..6d083976 100644
--- a/ssh.1
+++ b/ssh.1
@@ -33,8 +33,8 @@
 .\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 .\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 .\"
-.\" $OpenBSD: ssh.1,v 1.421 2021/07/02 05:11:21 dtucker Exp $
-.Dd $Mdocdate: July 2 2021 $
+.\" $OpenBSD: ssh.1,v 1.422 2021/07/13 23:48:36 djm Exp $
+.Dd $Mdocdate: July 13 2021 $
 .Dt SSH 1
 .Os
 .Sh NAME
@@ -425,6 +425,11 @@ keyword for more information.
 .It Fl N
 Do not execute a remote command.
 This is useful for just forwarding ports.
+Refer to the description of
+.Cm SessionType
+in
+.Xr ssh_config 5
+for details.
 .Pp
 .It Fl n
 Redirects stdin from
@@ -546,6 +551,7 @@ For full details of the options listed below, and their possible values, see
 .It SendEnv
 .It ServerAliveInterval
 .It ServerAliveCountMax
+.It SessionType
 .It SetEnv
 .It StreamLocalBindMask
 .It StreamLocalBindUnlink
@@ -703,6 +709,11 @@ Subsystems facilitate the use of SSH
 as a secure transport for other applications (e.g.\&
 .Xr sftp 1 ) .
 The subsystem is specified as the remote command.
+Refer to the description of
+.Cm SessionType
+in
+.Xr ssh_config 5
+for details.
 .Pp
 .It Fl T
 Disable pseudo-terminal allocation.