{
res->tv_sec = a->tv_sec - b->tv_sec - (a->tv_nsec < b->tv_nsec);
res->tv_nsec = a->tv_nsec - b->tv_nsec +
- (a->tv_nsec < b->tv_nsec) * 1000000000;
+ (a->tv_nsec < b->tv_nsec) * 1E9;
}
static void
usage(void)
{
- die("usage: %s [-so]", argv0);
+ die("usage: %s [-s]", argv0);
}
int
struct sigaction act;
struct timespec start, current, diff, intspec, wait;
size_t i, len;
- int sflag, oflag, ret;
+ int sflag, ret;
char status[MAXLEN];
const char *res;
- sflag = oflag = 0;
+ sflag = 0;
ARGBEGIN {
case 's':
sflag = 1;
break;
- case 'o':
- oflag = 1;
- break;
default:
usage();
} ARGEND
sigaction(SIGINT, &act, NULL);
sigaction(SIGTERM, &act, NULL);
- if (sflag) {
- setbuf(stdout, NULL);
- }
-
if (!sflag && !(dpy = XOpenDisplay(NULL))) {
die("XOpenDisplay: Failed to open display");
}
}
if (sflag) {
- if (printf("%s\n", status) < 0) {
- die("printf:");
- }
+ puts(status);
+ fflush(stdout);
+ if (ferror(stdout))
+ die("puts:");
} else {
- if (XStoreName(dpy, DefaultRootWindow(dpy), status) < 0) {
+ if (XStoreName(dpy, DefaultRootWindow(dpy), status)
+ < 0) {
die("XStoreName: Allocation failed");
}
XFlush(dpy);
}
- if (oflag) {
- done = 1;
- }
-
if (!done) {
if (clock_gettime(CLOCK_MONOTONIC, ¤t) < 0) {
die("clock_gettime:");
difftimespec(&diff, ¤t, &start);
intspec.tv_sec = interval / 1000;
- intspec.tv_nsec = (interval % 1000) * 1000000;
+ intspec.tv_nsec = (interval % 1000) * 1E6;
difftimespec(&wait, &intspec, &diff);
if (wait.tv_sec >= 0) {