timekeeper.cpp: fix compiler warnings

src/timekeeper.cpp

@@ -33,9 +33,6 @@ void setTimeSyncIRQ() { xTaskNotify(irqHandlerTask, TIMESYNC_IRQ, eSetBits); }
 
 void calibrateTime(void) {
 
-  time_t t = 0;
-  uint16_t t_msec = 0;
-
   // kick off asynchronous lora timesync if we have
 #if (HAS_LORA_TIME)
   timesync_request();
@@ -43,6 +40,10 @@ void calibrateTime(void) {
     return;
 #endif
 
+#if ((HAS_GPS) || (HAS_RTC))
+  time_t t = 0;
+  uint16_t t_msec = 0;
+
 // get GPS time, if we have
 #if (HAS_GPS)
   t = get_gpstime(&t_msec);
@@ -57,6 +58,8 @@ void calibrateTime(void) {
     return;
 #endif
 
+#endif
+
 } // calibrateTime()
 
 // set system time (UTC), calibrate RTC and RTC_INT pps
@@ -250,9 +253,7 @@ void clock_init(void) {
 
 void clock_loop(void *taskparameter) { // ClockTask
 
-  uint64_t ClockPulse = 0;
   uint32_t current_time = 0, previous_time = 0;
-  int8_t ClockMinute = -1;
   time_t tt;
   struct tm t = {0};
 #ifdef HAS_TWO_LED
@@ -292,6 +293,9 @@ void clock_loop(void *taskparameter) { // ClockTask
 
 #elif defined HAS_DCF77
 
+    uint64_t ClockPulse = 0;
+    int8_t ClockMinute = -1;
+
     // load new frame if second 59 is reached
     if (t.tm_sec == 0) {
       ClockMinute = t.tm_min;