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canbusload.c: Reformat help/usage output to be compatible with help2man. 

Signed-off-by: Alexander Gerasiov <gq@debian.org>

Gbp-Pq: Name 0002-canbusload.c-Reformat-help-usage-output-to-be-compat.patch
pull/69/head
Alexander Gerasiov 2018-02-11 19:03:05 +03:00 committed by Alexander Gerasiov
parent b740fb7fab
commit 69865c8247
1 changed files with 10 additions and 8 deletions
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18
canbusload.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) */
/* /*
* canbusload.c * canbusload.c - monitor CAN bus load
* *
* Copyright (c) 2002-2008 Volkswagen Group Electronic Research * Copyright (c) 2002-2008 Volkswagen Group Electronic Research
* All rights reserved. * All rights reserved.
@ -91,14 +91,16 @@ static char *prg;
void print_usage(char *prg) void print_usage(char *prg)
{ {
fprintf(stderr, "%s - monitor CAN bus load.\n", prg);
fprintf(stderr, "\nUsage: %s [options] <CAN interface>+\n", prg); fprintf(stderr, "\nUsage: %s [options] <CAN interface>+\n", prg);
fprintf(stderr, " (use CTRL-C to terminate %s)\n\n", prg); fprintf(stderr, " (use CTRL-C to terminate %s)\n\n", prg);
fprintf(stderr, "Options: -t (show current time on the first line)\n"); fprintf(stderr, "Options:\n");
fprintf(stderr, " -c (colorize lines)\n"); fprintf(stderr, " -t (show current time on the first line)\n");
fprintf(stderr, " -b (show bargraph in %d%% resolution)\n", PERCENTRES); fprintf(stderr, " -c (colorize lines)\n");
fprintf(stderr, " -r (redraw the terminal - similar to top)\n"); fprintf(stderr, " -b (show bargraph in %d%% resolution)\n", PERCENTRES);
fprintf(stderr, " -i (ignore bitstuffing in bandwidth calculation)\n"); fprintf(stderr, " -r (redraw the terminal - similar to top)\n");
fprintf(stderr, " -e (exact calculation of stuffed bits)\n"); fprintf(stderr, " -i (ignore bitstuffing in bandwidth calculation)\n");
fprintf(stderr, " -e (exact calculation of stuffed bits)\n");
fprintf(stderr, "\n"); fprintf(stderr, "\n");
fprintf(stderr, "Up to %d CAN interfaces with mandatory bitrate can be specified on the \n", MAXSOCK); fprintf(stderr, "Up to %d CAN interfaces with mandatory bitrate can be specified on the \n", MAXSOCK);
fprintf(stderr, "commandline in the form: <ifname>@<bitrate>\n\n"); fprintf(stderr, "commandline in the form: <ifname>@<bitrate>\n\n");
@ -107,7 +109,7 @@ void print_usage(char *prg)
fprintf(stderr, "Due to the bitstuffing estimation the calculated busload may exceed 100%%.\n"); fprintf(stderr, "Due to the bitstuffing estimation the calculated busload may exceed 100%%.\n");
fprintf(stderr, "For each given interface the data is presented in one line which contains:\n\n"); fprintf(stderr, "For each given interface the data is presented in one line which contains:\n\n");
fprintf(stderr, "(interface) (received CAN frames) (used bits total) (used bits for payload)\n"); fprintf(stderr, "(interface) (received CAN frames) (used bits total) (used bits for payload)\n");
fprintf(stderr, "\nExample:\n"); fprintf(stderr, "\nExamples:\n");
fprintf(stderr, "\nuser$> canbusload can0@100000 can1@500000 can2@500000 can3@500000 -r -t -b -c\n\n"); fprintf(stderr, "\nuser$> canbusload can0@100000 can1@500000 can2@500000 can3@500000 -r -t -b -c\n\n");
fprintf(stderr, "%s 2014-02-01 21:13:16 (worst case bitstuffing)\n", prg); fprintf(stderr, "%s 2014-02-01 21:13:16 (worst case bitstuffing)\n", prg);
fprintf(stderr, " can0@100000 805 74491 36656 74%% |XXXXXXXXXXXXXX......|\n"); fprintf(stderr, " can0@100000 805 74491 36656 74%% |XXXXXXXXXXXXXX......|\n");