From: Manatsu Takahashi <takahashi.manatsu@gmail.com>
Date: Sun, 8 Dec 2019 13:20:53 +0000 (+0900)
Subject: Make the manpage of su clearer
X-Git-Tag: v2.35-rc1~20^2~1
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=1ffc4f7dcb1f78325d0b848fba8bebc0f31e46f4;p=thirdparty%2Futil-linux.git

Make the manpage of su clearer
---

diff --git a/login-utils/su.1 b/login-utils/su.1
index 6ab3e4a77e..3a732799a7 100644
--- a/login-utils/su.1
+++ b/login-utils/su.1
@@ -8,10 +8,17 @@ su \- run a command with substitute user and group ID
 .B su
 allows to run commands with a substitute user and group ID.
 .PP
-When called without arguments,
+When called with no
+.IR user
+specified,
 .B su
 defaults to running an interactive shell as
 .IR root .
+When
+.IR user
+is specified, an additional
+.IR argument
+can be supplied, in which case it is passed to the shell.
 .PP
 For backward compatibility,
 .B su