sven
/
can-utils
mirror of https://github.com/linux-can/can-utils.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

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

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

Gbp-Pq: Name 0006-cangen.c-Reformat-help-usage-output-to-be-compatible.patch
pull/69/head
Alexander Gerasiov 2018-02-11 19:03:05 +03:00 committed by Alexander Gerasiov
parent c56259ab33
commit f503097a38
1 changed files with 18 additions and 16 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

34
cangen.c
View File

@ -78,9 +78,11 @@ static unsigned long long enobufs_count;
void print_usage(char *prg)
{
fprintf(stderr, "%s - CAN frames generator for testing purposes.\n", prg);
fprintf(stderr, "\n%s: generate CAN frames\n\n", prg);
fprintf(stderr, "Usage: %s [options] <CAN interface>\n", prg);
fprintf(stderr, "Options: -g <ms> (gap in milli seconds "
fprintf(stderr, "Options:\n");
fprintf(stderr, " -g <ms> (gap in milli seconds "
"- default: %d ms)\n", DEFAULT_GAP);
fprintf(stderr, " -e (generate extended frame mode "
"(EFF) CAN frames)\n");
@ -106,25 +108,25 @@ void print_usage(char *prg)
fprintf(stderr, " -v (increment verbose level for "
"printing sent CAN frames)\n\n");
fprintf(stderr, "Generation modes:\n");
fprintf(stderr, "'r' => random values (default)\n");
fprintf(stderr, "'i' => increment values\n");
fprintf(stderr, "<hexvalue> => fix value using <hexvalue>\n\n");
fprintf(stderr, " 'r' => random values (default)\n");
fprintf(stderr, " 'i' => increment values\n");
fprintf(stderr, " <hexvalue> => fix value using <hexvalue>\n\n");
fprintf(stderr, "When incrementing the CAN data the data length code "
"minimum is set to 1.\n");
fprintf(stderr, "CAN IDs and data content are given and expected in hexadecimal values.\n\n");
fprintf(stderr, "Examples:\n");
fprintf(stderr, "%s vcan0 -g 4 -I 42A -L 1 -D i -v -v ", prg);
fprintf(stderr, "(fixed CAN ID and length, inc. data)\n");
fprintf(stderr, "%s vcan0 -e -L i -v -v -v ", prg);
fprintf(stderr, "(generate EFF frames, incr. length)\n");
fprintf(stderr, "%s vcan0 -D 11223344DEADBEEF -L 8 ", prg);
fprintf(stderr, "(fixed CAN data payload and length)\n");
fprintf(stderr, "%s vcan0 -g 0 -i -x ", prg);
fprintf(stderr, "(full load test ignoring -ENOBUFS)\n");
fprintf(stderr, "%s vcan0 -g 0 -p 10 -x ", prg);
fprintf(stderr, "(full load test with polling, 10ms timeout)\n");
fprintf(stderr, "%s vcan0 ", prg);
fprintf(stderr, "(my favourite default :)\n\n");
fprintf(stderr, "%s vcan0 -g 4 -I 42A -L 1 -D i -v -v\n", prg);
fprintf(stderr, "\t(fixed CAN ID and length, inc. data)\n");
fprintf(stderr, "%s vcan0 -e -L i -v -v -v\n", prg);
fprintf(stderr, "\t(generate EFF frames, incr. length)\n");
fprintf(stderr, "%s vcan0 -D 11223344DEADBEEF -L 8\n", prg);
fprintf(stderr, "\t(fixed CAN data payload and length)\n");
fprintf(stderr, "%s vcan0 -g 0 -i -x\n", prg);
fprintf(stderr, "\t(full load test ignoring -ENOBUFS)\n");
fprintf(stderr, "%s vcan0 -g 0 -p 10 -x\n", prg);
fprintf(stderr, "\t(full load test with polling, 10ms timeout)\n");
fprintf(stderr, "%s vcan0\n", prg);
fprintf(stderr, "\t(my favourite default :)\n\n");
}
void sigterm(int signo)