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

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Gbp-Pq: Name 0012-isotpdump.c-Reformat-help-usage-output-to-be-compati.patch
This commit is contained in:
Alexander GQ Gerasiov
2020-04-27 08:20:09 +03:00
committed by Alexander Gerasiov
parent 4568d4a180
commit 24af048812
1 changed files with 15 additions and 13 deletions
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isotpdump.c
+15 -13
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@@ -68,20 +68,22 @@ const int canfd_on = 1;
void print_usage(char *prg) void print_usage(char *prg)
{ {
fprintf(stderr, "\nUsage: %s [options] <CAN interface>\n", prg); fprintf(stderr, "\nUsage: %s [options] <CAN interface>\n", prg);
fprintf(stderr, "Options: -s <can_id> (source can_id. Use 8 digits for extended IDs)\n"); fprintf(stderr, "Options:\n");
fprintf(stderr, " -d <can_id> (destination can_id. Use 8 digits for extended IDs)\n"); fprintf(stderr, " -s <can_id> (source can_id. Use 8 digits for extended IDs)\n");
fprintf(stderr, " -x <addr> (extended addressing mode. Use 'any' for all addresses)\n"); fprintf(stderr, " -d <can_id> (destination can_id. Use 8 digits for extended IDs)\n");
fprintf(stderr, " -X <addr> (extended addressing mode (rx addr). Use 'any' for all)\n"); fprintf(stderr, " -x <addr> (extended addressing mode. Use 'any' for all addresses)\n");
fprintf(stderr, " -c (color mode)\n"); fprintf(stderr, " -X <addr> (extended addressing mode (rx addr). Use 'any' for all)\n");
fprintf(stderr, " -a (print data also in ASCII-chars)\n"); fprintf(stderr, " -c (color mode)\n");
fprintf(stderr, " -t <type> (timestamp: (a)bsolute/(d)elta/(z)ero/(A)bsolute w date)\n"); fprintf(stderr, " -a (print data also in ASCII-chars)\n");
fprintf(stderr, " -u (print uds messages)\n"); fprintf(stderr, " -t <type> (timestamp: (a)bsolute/(d)elta/(z)ero/(A)bsolute w date)\n");
fprintf(stderr, " -u (print uds messages)\n");
fprintf(stderr, "\nCAN IDs and addresses are given and expected in hexadecimal values.\n"); fprintf(stderr, "\nCAN IDs and addresses are given and expected in hexadecimal values.\n");
fprintf(stderr, "\nUDS output contains a flag which provides information about the type of the message.\n"); fprintf(stderr, "\nUDS output contains a flag which provides information about the type of the message.\n\n");
fprintf(stderr, "Flags: [SRQ] = Service Request\n"); fprintf(stderr, "Flags:\n");
fprintf(stderr, " [PSR] = Positive Service Response\n"); fprintf(stderr, " [SRQ] = Service Request\n");
fprintf(stderr, " [NRC] = Negative Response Code\n"); fprintf(stderr, " [PSR] = Positive Service Response\n");
fprintf(stderr, " [???] = Unknown (not specified)\n"); fprintf(stderr, " [NRC] = Negative Response Code\n");
fprintf(stderr, " [???] = Unknown (not specified)\n");
fprintf(stderr, "\n"); fprintf(stderr, "\n");
} }