Global change

lib/Arduino-UpTime/UpTime.cpp

@@ -0,0 +1,65 @@
+/* see UpTime.h */
+
+#include <Arduino.h>
+#include <UpTime.h>
+
+unsigned long _uptime_seconds = 0;
+void (*time_to_die)(void) = 0; // reset Arduino after 136+ years
+
+unsigned long uptime() {
+    unsigned int cur_second = millis() / 1000;
+    unsigned int _uptime_seconds_uint = _uptime_seconds;
+
+    while (_uptime_seconds_uint != cur_second) {
+        _uptime_seconds++;
+        _uptime_seconds_uint++;
+        if (_uptime_seconds > 0xFFFF0000) time_to_die();
+    }
+
+    return _uptime_seconds;
+}
+
+uptime_interval::uptime_interval(unsigned int inte, bool postpone) : interval(inte) {
+    reset(postpone);
+}
+
+bool uptime_interval::check() {
+    if (next <= uptime()) {
+        next += interval;
+        return true;
+    }
+    return false;
+}
+
+void uptime_interval::reset(bool postpone) {
+    next = (postpone ? _uptime_seconds + interval : _uptime_seconds);
+}
+
+String _uptime_two_dig(uint8_t x) {
+    if (x > 9) {
+        return String(x);
+    }
+    else {
+        return "0"+String(x);
+    }
+}
+
+String uptime_as_string() {
+    unsigned long tmp_uptime = uptime();
+    unsigned long seconds;
+    unsigned long minutes;
+    unsigned long hours;
+    unsigned long days;
+    seconds = tmp_uptime % 60;
+    tmp_uptime = tmp_uptime / 60;
+
+    minutes = tmp_uptime % 60;
+    tmp_uptime = tmp_uptime / 60;
+    hours = tmp_uptime % 24;
+    days = tmp_uptime / 24;
+
+    return (days ? String(days)+'d'+' ' : "")
+        + _uptime_two_dig(hours)
+        + ':' + _uptime_two_dig(minutes)
+        + ':' + _uptime_two_dig(seconds);
+}