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canutils: changed print_usage function to static

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Signed-off-by: Michal Lenc <michallenc@seznam.cz>
This commit is contained in:
Michal Lenc 2021-02-16 23:00:51 +01:00 • committed by Xiang Xiao
parent 5cddb39b4e
commit 72b3f97e24
2 changed files with 2 additions and 2 deletions
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2
canutils/candump/candump.c
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@ -115,7 +115,7 @@ extern int optind, opterr, optopt;
static volatile int running = 1;
void print_usage(char *prg)
static void print_usage(char *prg)
{
fprintf(stderr, "%s - dump CAN bus traffic.\n", prg);
fprintf(stderr, "\nUsage: %s [options] <CAN interface>+\n", prg);

2
canutils/cansend/cansend.c
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@ -56,7 +56,7 @@
#include "lib.h"
void print_usage_send(char *prg)
static void print_usage_send(char *prg)
{
fprintf(stderr, "%s - send CAN-frames via CAN_RAW sockets.\n", prg);
fprintf(stderr, "\nUsage: %s <device> <can_frame>.\n", prg);