+ switch (signo) {
+ case SIGINT:
+ case SIGTERM:
+ udev_exit = true;
+ break;
+ case SIGCHLD:
+ for (;;) {
+ pid_t pid;
+ int status;
+ struct udev_list_node *loop, *tmp;
+
+ pid = waitpid(-1, &status, WNOHANG);
+ if (pid <= 0)
+ break;
+
+ udev_list_node_foreach_safe(loop, tmp, &worker_list) {
+ struct worker *worker = node_to_worker(loop);
+
+ if (worker->pid != pid)
+ continue;
+ info(udev, "worker [%u] exit\n", pid);
+
+ if (WIFEXITED(status)) {
+ if (WEXITSTATUS(status) != 0)
+ err(udev, "worker [%u] exit with return code %i\n", pid, WEXITSTATUS(status));
+ } else if (WIFSIGNALED(status)) {
+ err(udev, "worker [%u] terminated by signal %i (%s)\n",
+ pid, WTERMSIG(status), strsignal(WTERMSIG(status)));
+ } else if (WIFSTOPPED(status)) {
+ err(udev, "worker [%u] stopped\n", pid);
+ } else if (WIFCONTINUED(status)) {
+ err(udev, "worker [%u] continued\n", pid);
+ } else {
+ err(udev, "worker [%u] exit with status 0x%04x\n", pid, status);
+ }
+
+ if (!WIFEXITED(status) || WEXITSTATUS(status) != 0) {
+ if (worker->event != NULL) {
+ err(udev, "worker [%u] failed while handling '%s'\n",
+ pid, worker->event->devpath);
+ worker->event->exitcode = -32;
+ event_queue_delete(worker->event, true);
+ /* drop reference taken for state 'running' */
+ worker_unref(worker);
+ }
+ }
+ worker_unref(worker);
+ break;
+ }
+ }
+ break;
+ case SIGHUP:
+ reload_config = true;
+ break;
+ }
+}
+
+static void static_dev_create_from_modules(struct udev *udev)
+{
+ struct utsname kernel;
+ char modules[UTIL_PATH_SIZE];
+ char buf[4096];
+ FILE *f;
+
+ uname(&kernel);
+ util_strscpyl(modules, sizeof(modules), "/lib/modules/", kernel.release, "/modules.devname", NULL);
+ f = fopen(modules, "r");
+ if (f == NULL)
+ return;
+
+ while (fgets(buf, sizeof(buf), f) != NULL) {
+ char *s;
+ const char *modname;
+ const char *devname;
+ const char *devno;
+ int maj, min;
+ char type;
+ mode_t mode;
+ char filename[UTIL_PATH_SIZE];
+
+ if (buf[0] == '#')
+ continue;
+
+ modname = buf;
+ s = strchr(modname, ' ');
+ if (s == NULL)
+ continue;
+ s[0] = '\0';
+
+ devname = &s[1];
+ s = strchr(devname, ' ');
+ if (s == NULL)
+ continue;
+ s[0] = '\0';
+
+ devno = &s[1];
+ s = strchr(devno, ' ');
+ if (s == NULL)
+ s = strchr(devno, '\n');
+ if (s != NULL)
+ s[0] = '\0';
+ if (sscanf(devno, "%c%u:%u", &type, &maj, &min) != 3)
+ continue;
+
+ if (type == 'c')
+ mode = 0600 | S_IFCHR;
+ else if (type == 'b')
+ mode = 0600 | S_IFBLK;
+ else
+ continue;
+
+ util_strscpyl(filename, sizeof(filename), udev_get_dev_path(udev), "/", devname, NULL);
+ util_create_path_selinux(udev, filename);
+ udev_selinux_setfscreatecon(udev, filename, mode);
+ info(udev, "mknod '%s' %c%u:%u\n", filename, type, maj, min);
+ if (mknod(filename, mode, makedev(maj, min)) < 0 && errno == EEXIST)
+ utimensat(AT_FDCWD, filename, NULL, 0);
+ udev_selinux_resetfscreatecon(udev);