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cansend: simplify tool decription in help text 

Simplify tool description and format the empty lines like in other
(e.g. slcand) tools.

Signed-off-by: Oliver Hartkopp <socketcan@hartkopp.net>
pull/201/head
Oliver Hartkopp 2020-04-27 10:53:02 +02:00
parent f91b537c01
commit d007263021
1 changed files with 4 additions and 4 deletions
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8
cansend.c
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@ -1,6 +1,6 @@
/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) */ /* SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) */
/* /*
* cansend.c - simple command line tool to send CAN-frames via CAN_RAW sockets * cansend.c - send CAN-frames via CAN_RAW sockets
* *
* Copyright (c) 2002-2007 Volkswagen Group Electronic Research * Copyright (c) 2002-2007 Volkswagen Group Electronic Research
* All rights reserved. * All rights reserved.
@ -58,9 +58,9 @@
void print_usage(char *prg) void print_usage(char *prg)
{ {
fprintf(stderr, "Usage: %s - simple command line tool to send CAN-frames via CAN_RAW sockets.\n", prg); fprintf(stderr, "%s - send CAN-frames via CAN_RAW sockets.\n", prg);
fprintf(stderr, "Usage: %s <device> <can_frame>.\n", prg); fprintf(stderr, "\nUsage: %s <device> <can_frame>.\n", prg);
fprintf(stderr, "<can_frame>:\n"); fprintf(stderr, "\n<can_frame>:\n");
fprintf(stderr, " <can_id>#{data} for 'classic' CAN 2.0 data frames\n"); fprintf(stderr, " <can_id>#{data} for 'classic' CAN 2.0 data frames\n");
fprintf(stderr, " <can_id>#R{len} for 'classic' CAN 2.0 data frames\n"); fprintf(stderr, " <can_id>#R{len} for 'classic' CAN 2.0 data frames\n");
fprintf(stderr, " <can_id>##<flags>{data} for CAN FD frames\n\n"); fprintf(stderr, " <can_id>##<flags>{data} for CAN FD frames\n\n");