act.sa_flags = 0;
sigaction(SIGALRM, &act, NULL);
+ /* reset to default */
+ act.sa_handler = SIG_DFL;
+ sigaction(SIGINT, &act, NULL);
+ sigaction(SIGTERM, &act, NULL);
+ sigaction(SIGCHLD, &act, NULL);
+ sigaction(SIGHUP, &act, NULL);
+
/* trigger timeout to prevent hanging processes */
alarm(UDEV_ALARM_TIMEOUT);
static void msg_queue_insert(struct uevent_msg *msg)
{
+ char filename[PATH_SIZE];
+ int fd;
+
msg->queue_time = time(NULL);
+ strlcpy(filename, udev_root, sizeof(filename));
+ strlcat(filename, "/" EVENT_SEQNUM, sizeof(filename));
+ fd = open(filename, O_WRONLY|O_TRUNC|O_CREAT, 0644);
+ if (fd > 0) {
+ char str[32];
+ int len;
+
+ len = sprintf(str, "%llu\n", msg->seqnum);
+ write(fd, str, len);
+ close(fd);
+ }
+
export_event_state(msg, EVENT_QUEUED);
/* run all events with a timeout set immediately */
err("error getting pipes: %s", strerror(errno));
goto exit;
}
- retval = fcntl(signal_pipe[READ_END], F_SETFL, O_NONBLOCK);
+
+ retval = fcntl(signal_pipe[READ_END], F_GETFL, 0);
+ if (retval < 0) {
+ err("error fcntl on read pipe: %s", strerror(errno));
+ goto exit;
+ }
+ retval = fcntl(signal_pipe[READ_END], F_SETFL, retval | O_NONBLOCK);
if (retval < 0) {
err("error fcntl on read pipe: %s", strerror(errno));
goto exit;
}
- retval = fcntl(signal_pipe[WRITE_END], F_SETFL, O_NONBLOCK);
+
+ retval = fcntl(signal_pipe[WRITE_END], F_GETFL, 0);
+ if (retval < 0) {
+ err("error fcntl on write pipe: %s", strerror(errno));
+ goto exit;
+ }
+ retval = fcntl(signal_pipe[WRITE_END], F_SETFL, retval | O_NONBLOCK);
if (retval < 0) {
err("error fcntl on write pipe: %s", strerror(errno));
goto exit;