simplify makefile

[opendoas.git] / doas.1

diff --git a/doas.1 b/doas.1
index 78fb3244f7780d15045783d126de556f6e800407..7360be3dc21bf423a05df64293a22d9f28d3a2f1 100644 (file)
--- a/doas.1
+++ b/doas.1
@@ -1,4 +1,4 @@
-.\" $OpenBSD: doas.1,v 1.5 2015/07/18 06:33:23 nicm Exp $
+.\" $OpenBSD: doas.1,v 1.13 2015/07/26 23:00:15 tedu Exp $
 .\"
 .\"Copyright (c) 2015 Ted Unangst <tedu@openbsd.org>
 .\"
@@ -13,7 +13,7 @@
 .\"WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 .\"ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 .\"OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
-.Dd $Mdocdate: July 18 2015 $
+.Dd $Mdocdate: July 26 2015 $
 .Dt DOAS 1
 .Os
 .Sh NAME
@@ -21,7 +21,8 @@
 .Nd execute commands as another user
 .Sh SYNOPSIS
 .Nm doas
-.Op Fl s
+.Op Fl Lns
+.Op Fl C Ar config
 .Op Fl u Ar user
 .Ar command
 .Op Ar args
@@ -29,9 +30,68 @@
 The
 .Nm
 utility executes the given command as another user.
+The
+.Ar command
+argument is mandatory unless
+.Fl C ,
+.Fl L ,
+or
+.Fl s
+is specified.
+.Pp
+The user will be required to authenticate by entering their password,
+unless configured otherwise.
+.Pp
+By default, a new environment is created.
+The variables
+.Ev HOME ,
+.Ev LOGNAME ,
+.Ev PATH ,
+.Ev SHELL ,
+and
+.Ev USER
+and the
+.Xr umask 2
+are set to values appropriate for the target user.
+.Ev DOAS_USER
+is set to the name of the user executing
+.Nm .
+The variables
+.Ev DISPLAY
+and
+.Ev TERM
+are inherited from the current environment.
+This behavior may be modified by the config file.
+The working directory is not changed.
 .Pp
 The options are as follows:
 .Bl -tag -width tenletters
+.It Fl C Ar config
+Parse and check the configuration file
+.Ar config ,
+then exit.
+If
+.Ar command
+is supplied,
+.Nm
+will also perform command matching.
+In the latter case
+either
+.Sq permit ,
+.Sq permit nopass
+or
+.Sq deny
+will be printed on standard output, depending on command
+matching results.
+No command is executed.
+.It Fl L
+Clear any persisted authorizations from previous invocations,
+then immediately exit.
+No command is executed.
+.It Fl n
+Non interactive mode, fail if
+.Nm
+would prompt for password.
 .It Fl s
 Execute the shell from
 .Ev SHELL
@@ -48,15 +108,18 @@ It may fail for one of the following reasons:
 .Pp
 .Bl -bullet -compact
 .It
-The config file 
+The config file
 .Pa /etc/doas.conf
 could not be parsed.
 .It
 The user attempted to run a command which is not permitted.
 .It
 The password was incorrect.
+.It
+The specified command was not found or is not executable.
 .El
 .Sh SEE ALSO
+.Xr su 1 ,
 .Xr doas.conf 5
 .Sh HISTORY
 The