static void
usage(void)
{
- die("usage: %s [-s]", argv0);
+ die("usage: %s [-s] [-1]", argv0);
}
int
sflag = 0;
ARGBEGIN {
+ case '1':
+ done = 1;
+ /* fallthrough */
case 's':
sflag = 1;
break;
die("XOpenDisplay: Failed to open display");
}
- while (!done) {
+ do {
if (clock_gettime(CLOCK_MONOTONIC, &start) < 0) {
die("clock_gettime:");
}
}
}
}
- }
+ } while (!done);
if (!sflag) {
XStoreName(dpy, DefaultRootWindow(dpy), NULL);