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Improve the man page and l2control's usage() a bit.

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Submitted by:	arundel
MFC after:	1 week
This commit is contained in:
Maksim Yevmenkin 2011-04-19 16:21:57 +00:00
parent ba40504144
commit 9c6d3b9f93
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=220840
2 changed files with 22 additions and 13 deletions
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26
usr.sbin/bluetooth/l2control/l2control.8
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@ -25,7 +25,7 @@
.\" $Id: l2control.8,v 1.5 2003/05/21 00:53:00 max Exp $
.\" $FreeBSD$
.\"
.Dd June 14, 2002
.Dd April 9, 2011
.Dt L2CONTROL 8
.Os
.Sh NAME
@ -34,25 +34,27 @@
.Sh SYNOPSIS
.Nm
.Op Fl hn
.Fl a Ar BD_ADDR
.Fl a Ar local
.Ar command
.Op Ar parameters ...
.Sh DESCRIPTION
The
.Nm
utility connects to the local device with the specified BD_ADDR and attempts
to send the specified command.
utility connects to the local device with the specified BD_ADDR or name
and attempts to send the specified command.
The
.Nm
utility will print results to the standard output and error messages to
the standard error.
the standard error output.
.Pp
The options are as follows:
.Bl -tag -width indent
.It Fl a Ar BD_ADDR
Connect to the local device with the specified BD_ADDR.
.It Fl a Ar local
Connect to the local device with the specified BD_ADDR or name.
Example:
.Fl a Li 00:01:02:03:04:05 .
.Fl a Li 00:01:02:03:04:05
or
.Fl a Li bt_device .
.It Fl h
Display usage message and exit.
.It Fl n
@ -62,10 +64,10 @@ Normally
attempts to resolve Bluetooth addresses, and display them symbolically.
.It Ar command
One of the supported commands (see below).
Special command
The special command
.Cm help
can be used to obtain the list of all supported commands.
To get more information about specific command use
can be used to obtain a list of all supported commands.
To get more information about a specific command use
.Cm help Ar command .
.It Ar parameters
One or more optional space separated command parameters.
@ -92,4 +94,4 @@ are:
.Xr ng_l2cap 4 ,
.Xr l2ping 8
.Sh AUTHORS
.An Maksim Yevmenkin Aq m_evmenkin@yahoo.com
.An Maksim Yevmenkin Aq emax@FreeBSD.org

9
usr.sbin/bluetooth/l2control/l2control.c
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@ -207,7 +207,14 @@ print_l2cap_command(struct l2cap_command *category)
static void
usage(void)
{
fprintf(stdout, "Usage: l2control -a BD_ADDR [-n] [-h] cmd [p1] [..]]\n");
fprintf(stderr, "Usage: l2control [-hn] -a local cmd [params ..]\n");
fprintf(stderr, "Where:\n");
fprintf(stderr, " -a local Specify local device to connect to\n");
fprintf(stderr, " -h Display this message\n");
fprintf(stderr, " -n Show addresses as numbers\n");
fprintf(stderr, " cmd Supported command " \
"(see l2control help)\n");
fprintf(stderr, " params Optional command parameters\n");
exit(255);
} /* usage */