Align with full minute

dwmstatus.c

@@ -206,9 +206,7 @@ gettemperature(char *base, char *sensor)
 	return smprintf("%02.0f°C", atof(co) / 1000);
 }
 
-int
-main(void)
-{
+void update() {
     char *status;
     char *avgs;
     char *tmbln;
@@ -216,12 +214,6 @@ main(void)
     char *bat;
     char *brightness;
 
-	if (!(dpy = XOpenDisplay(NULL))) {
-		fprintf(stderr, "dwmstatus: cannot open display.\n");
-		return 1;
-	}
-
-	for (;;sleep(60)) {
     avgs = loadavg();
     tmbln = mktimes("%H:%M %d.%m.%Y", tzwarsaw);
     t0 = gettemperature("/sys/class//hwmon/hwmon1", "temp1_input");
@@ -238,6 +230,30 @@ main(void)
     free(tmbln);
     free(status);
     free(brightness);
+}
+
+void sleepUntilFullMinute() {
+    time_t tim;
+    struct tm *tm;
+    tim = time(NULL);
+
+    tm = localtime(&tim);
+    int seconds_left = 60 - tm->tm_sec;
+    sleep(seconds_left);
+}
+
+int
+main(void)
+{
+	if (!(dpy = XOpenDisplay(NULL))) {
+		fprintf(stderr, "dwmstatus: cannot open display.\n");
+		return 1;
+	}
+    update();
+    sleepUntilFullMinute();
+
+	for (;;sleep(60)) {
+        update();
 	}
 
 	XCloseDisplay(dpy);