#include "namedev.h"
#include "udevdb.h"
+/* timeout flag for udevdb */
+extern sig_atomic_t gotalarm;
+
/* global variables */
char **main_argv;
char **main_envp;
}
#endif
-asmlinkage static void sig_handler(int signum)
+static void asmlinkage sig_handler(int signum)
{
switch (signum) {
+ case SIGALRM:
+ gotalarm = 1;
+ info("error: timeout reached, event probably not handled correctly");
+ break;
case SIGINT:
case SIGTERM:
udevdb_exit();
dbg("version %s", UDEV_VERSION);
- /* initialize our configuration */
+ init_logging("udev");
+
udev_init_config();
if (strstr(argv[0], "udevstart")) {
dbg("looking at '%s'", devpath);
/* we only care about class devices and block stuff */
- if (strstr(devpath, "class") && strstr(devpath, "block")) {
+ if (!strstr(devpath, "class") && !strstr(devpath, "block")) {
dbg("not a block or class device");
goto exit;
}
}
/* set signal handlers */
- act.sa_handler = sig_handler;
+ act.sa_handler = (void (*) (int))sig_handler;
sigemptyset (&act.sa_mask);
- act.sa_flags = SA_RESTART;
+ /* alarm must interrupt syscalls*/
+ sigaction(SIGALRM, &act, NULL);
sigaction(SIGINT, &act, NULL);
sigaction(SIGTERM, &act, NULL);
+ /* trigger timout to interrupt blocking syscalls */
+ alarm(ALARM_TIMEOUT);
+
/* initialize udev database */
- if (udevdb_init(UDEVDB_DEFAULT) != 0) {
- dbg("unable to initialize database");
- goto exit;
- }
+ if (udevdb_init(UDEVDB_DEFAULT) != 0)
+ info("error: unable to initialize database, continuing without database");
switch(act_type) {
case UDEVSTART: