Improve the man page and l2control's usage() a bit.
Submitted by: arundel MFC after: 1 week
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2020-12-20 02:59:44 +00:00
svn path=/head/; revision=220840
@ -25,7 +25,7 @@
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.\" $Id: l2control.8,v 1.5 2003/05/21 00:53:00 max Exp $
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.\" $FreeBSD$
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.\"
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.Dd June 14, 2002
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.Dd April 9, 2011
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.Dt L2CONTROL 8
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.Os
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.Sh NAME
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@ -34,25 +34,27 @@
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.Sh SYNOPSIS
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.Nm
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.Op Fl hn
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.Fl a Ar BD_ADDR
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.Fl a Ar local
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.Ar command
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.Op Ar parameters ...
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.Sh DESCRIPTION
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The
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.Nm
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utility connects to the local device with the specified BD_ADDR and attempts
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to send the specified command.
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utility connects to the local device with the specified BD_ADDR or name
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and attempts to send the specified command.
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The
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.Nm
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utility will print results to the standard output and error messages to
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the standard error.
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the standard error output.
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.Pp
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The options are as follows:
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.Bl -tag -width indent
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.It Fl a Ar BD_ADDR
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Connect to the local device with the specified BD_ADDR.
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.It Fl a Ar local
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Connect to the local device with the specified BD_ADDR or name.
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Example:
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.Fl a Li 00:01:02:03:04:05 .
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.Fl a Li 00:01:02:03:04:05
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or
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.Fl a Li bt_device .
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.It Fl h
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Display usage message and exit.
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.It Fl n
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@ -62,10 +64,10 @@ Normally
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attempts to resolve Bluetooth addresses, and display them symbolically.
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.It Ar command
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One of the supported commands (see below).
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Special command
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The special command
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.Cm help
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can be used to obtain the list of all supported commands.
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To get more information about specific command use
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can be used to obtain a list of all supported commands.
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To get more information about a specific command use
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.Cm help Ar command .
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.It Ar parameters
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One or more optional space separated command parameters.
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@ -92,4 +94,4 @@ are:
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.Xr ng_l2cap 4 ,
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.Xr l2ping 8
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.Sh AUTHORS
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.An Maksim Yevmenkin Aq m_evmenkin@yahoo.com
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.An Maksim Yevmenkin Aq emax@FreeBSD.org
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@ -207,7 +207,14 @@ print_l2cap_command(struct l2cap_command *category)
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static void
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usage(void)
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{
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fprintf(stdout, "Usage: l2control -a BD_ADDR [-n] [-h] cmd [p1] [..]]\n");
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fprintf(stderr, "Usage: l2control [-hn] -a local cmd [params ..]\n");
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fprintf(stderr, "Where:\n");
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fprintf(stderr, " -a local Specify local device to connect to\n");
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fprintf(stderr, " -h Display this message\n");
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fprintf(stderr, " -n Show addresses as numbers\n");
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fprintf(stderr, " cmd Supported command " \
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"(see l2control help)\n");
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fprintf(stderr, " params Optional command parameters\n");
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exit(255);
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} /* usage */
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