+static int is_mounted(const char *device)
+{
+ struct stat statbuf;
+ FILE *fp;
+ int maj, min;
+ int mounted = 0;
+
+ if (stat(device, &statbuf) < 0)
+ return -ENODEV;
+
+ fp = fopen("/proc/self/mountinfo", "r");
+ if (fp == NULL)
+ return -ENOSYS;
+ while (fscanf(fp, "%*s %*s %i:%i %*[^\n]", &maj, &min) == 2) {
+ printf("got %u %u\n", maj, min);
+ if (makedev(maj, min) == statbuf.st_rdev) {
+ mounted = 1;
+ break;
+ }
+ }
+ fclose(fp);
+ return mounted;
+}
+