static void print_help(void)
{
- printf("Usage: udevadm control COMMAND\n"
- " --exit instruct the daemon to cleanup and exit\n"
- " --log-priority=<level> set the udev log level for the daemon\n"
- " --stop-exec-queue do not execute events, queue only\n"
- " --start-exec-queue execute events, flush queue\n"
- " --reload reload rules and databases\n"
- " --property=<KEY>=<value> set a global property for all events\n"
- " --children-max=<N> maximum number of children\n"
- " --timeout=<seconds> maximum time to block for a reply\n"
- " --help print this help text\n\n");
+ printf("Usage: udevadm control COMMAND\n"
+ " --exit instruct the daemon to cleanup and exit\n"
+ " --log-priority=<level> set the udev log level for the daemon\n"
+ " --stop-exec-queue do not execute events, queue only\n"
+ " --start-exec-queue execute events, flush queue\n"
+ " --reload reload rules and databases\n"
+ " --property=<KEY>=<value> set a global property for all events\n"
+ " --children-max=<N> maximum number of children\n"
+ " --timeout=<seconds> maximum time to block for a reply\n"
+ " --help print this help text\n\n");
}
static int adm_control(struct udev *udev, int argc, char *argv[])
{
- struct udev_ctrl *uctrl = NULL;
- int timeout = 60;
- int rc = 1;
+ struct udev_ctrl *uctrl = NULL;
+ int timeout = 60;
+ int rc = 1;
- static const struct option options[] = {
- { "exit", no_argument, NULL, 'e' },
- { "log-priority", required_argument, NULL, 'l' },
- { "stop-exec-queue", no_argument, NULL, 's' },
- { "start-exec-queue", no_argument, NULL, 'S' },
- { "reload", no_argument, NULL, 'R' },
- { "reload-rules", no_argument, NULL, 'R' },
- { "property", required_argument, NULL, 'p' },
- { "env", required_argument, NULL, 'p' },
- { "children-max", required_argument, NULL, 'm' },
- { "timeout", required_argument, NULL, 't' },
- { "help", no_argument, NULL, 'h' },
- {}
- };
+ static const struct option options[] = {
+ { "exit", no_argument, NULL, 'e' },
+ { "log-priority", required_argument, NULL, 'l' },
+ { "stop-exec-queue", no_argument, NULL, 's' },
+ { "start-exec-queue", no_argument, NULL, 'S' },
+ { "reload", no_argument, NULL, 'R' },
+ { "reload-rules", no_argument, NULL, 'R' },
+ { "property", required_argument, NULL, 'p' },
+ { "env", required_argument, NULL, 'p' },
+ { "children-max", required_argument, NULL, 'm' },
+ { "timeout", required_argument, NULL, 't' },
+ { "help", no_argument, NULL, 'h' },
+ {}
+ };
- if (getuid() != 0) {
- fprintf(stderr, "root privileges required\n");
- return 1;
- }
+ if (getuid() != 0) {
+ fprintf(stderr, "root privileges required\n");
+ return 1;
+ }
- uctrl = udev_ctrl_new(udev);
- if (uctrl == NULL)
- return 2;
+ uctrl = udev_ctrl_new(udev);
+ if (uctrl == NULL)
+ return 2;
- for (;;) {
- int option;
+ for (;;) {
+ int option;
- option = getopt_long(argc, argv, "el:sSRp:m:h", options, NULL);
- if (option == -1)
- break;
+ option = getopt_long(argc, argv, "el:sSRp:m:h", options, NULL);
+ if (option == -1)
+ break;
- switch (option) {
- case 'e':
- if (udev_ctrl_send_exit(uctrl, timeout) < 0)
- rc = 2;
- else
- rc = 0;
- break;
- case 'l': {
- int i;
+ switch (option) {
+ case 'e':
+ if (udev_ctrl_send_exit(uctrl, timeout) < 0)
+ rc = 2;
+ else
+ rc = 0;
+ break;
+ case 'l': {
+ int i;
- i = util_log_priority(optarg);
- if (i < 0) {
- fprintf(stderr, "invalid number '%s'\n", optarg);
- goto out;
- }
- if (udev_ctrl_send_set_log_level(uctrl, util_log_priority(optarg), timeout) < 0)
- rc = 2;
- else
- rc = 0;
- break;
- }
- case 's':
- if (udev_ctrl_send_stop_exec_queue(uctrl, timeout) < 0)
- rc = 2;
- else
- rc = 0;
- break;
- case 'S':
- if (udev_ctrl_send_start_exec_queue(uctrl, timeout) < 0)
- rc = 2;
- else
- rc = 0;
- break;
- case 'R':
- if (udev_ctrl_send_reload(uctrl, timeout) < 0)
- rc = 2;
- else
- rc = 0;
- break;
- case 'p':
- if (strchr(optarg, '=') == NULL) {
- fprintf(stderr, "expect <KEY>=<value> instead of '%s'\n", optarg);
- goto out;
- }
- if (udev_ctrl_send_set_env(uctrl, optarg, timeout) < 0)
- rc = 2;
- else
- rc = 0;
- break;
- case 'm': {
- char *endp;
- int i;
+ i = util_log_priority(optarg);
+ if (i < 0) {
+ fprintf(stderr, "invalid number '%s'\n", optarg);
+ goto out;
+ }
+ if (udev_ctrl_send_set_log_level(uctrl, util_log_priority(optarg), timeout) < 0)
+ rc = 2;
+ else
+ rc = 0;
+ break;
+ }
+ case 's':
+ if (udev_ctrl_send_stop_exec_queue(uctrl, timeout) < 0)
+ rc = 2;
+ else
+ rc = 0;
+ break;
+ case 'S':
+ if (udev_ctrl_send_start_exec_queue(uctrl, timeout) < 0)
+ rc = 2;
+ else
+ rc = 0;
+ break;
+ case 'R':
+ if (udev_ctrl_send_reload(uctrl, timeout) < 0)
+ rc = 2;
+ else
+ rc = 0;
+ break;
+ case 'p':
+ if (strchr(optarg, '=') == NULL) {
+ fprintf(stderr, "expect <KEY>=<value> instead of '%s'\n", optarg);
+ goto out;
+ }
+ if (udev_ctrl_send_set_env(uctrl, optarg, timeout) < 0)
+ rc = 2;
+ else
+ rc = 0;
+ break;
+ case 'm': {
+ char *endp;
+ int i;
- i = strtoul(optarg, &endp, 0);
- if (endp[0] != '\0' || i < 1) {
- fprintf(stderr, "invalid number '%s'\n", optarg);
- goto out;
- }
- if (udev_ctrl_send_set_children_max(uctrl, i, timeout) < 0)
- rc = 2;
- else
- rc = 0;
- break;
- }
- case 't': {
- int seconds;
+ i = strtoul(optarg, &endp, 0);
+ if (endp[0] != '\0' || i < 1) {
+ fprintf(stderr, "invalid number '%s'\n", optarg);
+ goto out;
+ }
+ if (udev_ctrl_send_set_children_max(uctrl, i, timeout) < 0)
+ rc = 2;
+ else
+ rc = 0;
+ break;
+ }
+ case 't': {
+ int seconds;
- seconds = atoi(optarg);
- if (seconds >= 0)
- timeout = seconds;
- else
- fprintf(stderr, "invalid timeout value\n");
- break;
- }
- case 'h':
- print_help();
- rc = 0;
- break;
- }
- }
+ seconds = atoi(optarg);
+ if (seconds >= 0)
+ timeout = seconds;
+ else
+ fprintf(stderr, "invalid timeout value\n");
+ break;
+ }
+ case 'h':
+ print_help();
+ rc = 0;
+ break;
+ }
+ }
- if (argv[optind] != NULL)
- fprintf(stderr, "unknown option\n");
- else if (optind == 1)
- fprintf(stderr, "missing option\n");
+ if (argv[optind] != NULL)
+ fprintf(stderr, "unknown option\n");
+ else if (optind == 1)
+ fprintf(stderr, "missing option\n");
out:
- udev_ctrl_unref(uctrl);
- return rc;
+ udev_ctrl_unref(uctrl);
+ return rc;
}
const struct udevadm_cmd udevadm_control = {
- .name = "control",
- .cmd = adm_control,
- .help = "control the udev daemon",
+ .name = "control",
+ .cmd = adm_control,
+ .help = "control the udev daemon",
};
~ianmdlvl / elogind.git / blobdiff