#include <string.h>
#include <libgen.h>
#include <errno.h>
+#include <signal.h>
#include <net/if.h>
#include <sys/types.h>
#define NO_CAN_ID 0xFFFFFFFFU
+static volatile int running = 1;
+
void print_usage(char *prg)
{
fprintf(stderr, "\nUsage: %s [options] <CAN interface>\n\n", prg);
fprintf(stderr, "\n");
}
+void sigterm(int signo)
+{
+ running = 0;
+}
+
int main(int argc, char **argv)
{
fd_set rdfs;
static struct can_isotp_fc_options fcopts;
int opt, ret;
extern int optind, opterr, optopt;
- static int quit;
static int verbose;
unsigned char buffer[4096];
int nbytes;
+ signal(SIGTERM, sigterm);
+ signal(SIGHUP, sigterm);
+ signal(SIGINT, sigterm);
+
addr.can_addr.tp.tx_id = addr.can_addr.tp.rx_id = NO_CAN_ID;
while ((opt = getopt(argc, argv, "s:d:x:p:q:P:t:b:m:whv?")) != -1) {
exit(1);
}
- while (!quit) {
+ while (running) {
FD_ZERO(&rdfs);
FD_SET(s, &rdfs);
FD_SET(t, &rdfs);
- FD_SET(0, &rdfs);
if ((ret = select(t+1, &rdfs, NULL, NULL, NULL)) < 0) {
perror("select");
continue;
}
- if (FD_ISSET(0, &rdfs)) {
- getchar();
- quit = 1;
- printf("quit due to keyboard input.\n");
- }
-
if (FD_ISSET(s, &rdfs)) {
nbytes = read(s, buffer, 4096);
if (nbytes < 0) {