From b5672517fdf37df8f2e3fbf13065723d0486ca56 Mon Sep 17 00:00:00 2001
From: Karel Zak
Date: Mon, 9 Jan 2017 12:48:14 +0100
Subject: unshare: fix SYNOPSIS and usage()

The "program" is optional and $SHELL is executed by default.

Addresses: https://github.com/karelzak/util-linux/issues/389
Signed-off-by: Karel Zak <kzak@redhat.com>
---
 sys-utils/unshare.1 | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

(limited to 'sys-utils/unshare.1')

diff --git a/sys-utils/unshare.1 b/sys-utils/unshare.1
index ed3167815..7c7d144d1 100644
--- a/sys-utils/unshare.1
+++ b/sys-utils/unshare.1
@@ -4,11 +4,12 @@ unshare \- run program with some namespaces unshared from parent
 .SH SYNOPSIS
 .B unshare
 [options]
-.I program
-.RI [ arguments ]
+.RI [ program
+.RI [ arguments ]]
 .SH DESCRIPTION
 Unshares the indicated namespaces from the parent process and then executes
-the specified \fIprogram\fR.
+the specified \fIprogram\fR. If \fIprogram\fR is not given, then ``${SHELL}'' is
+run (default: /bin/sh).
 .PP
 The namespaces can optionally be made persistent by bind mounting
 /proc/\fIpid\fR/ns/\fItype\fR files to a filesystem path and entered with
-- 
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