Fix IC-7300 rig power on hopefully

https://github.com/Hamlib/Hamlib/issues/1142

rigs/icom/icom.c

@@ -8047,6 +8047,8 @@ int icom_get_powerstat(RIG *rig, powerstat_t *status)
 
     ENTERFUNC;
 
+    *status = RIG_POWER_OFF; // default return until proven otherwise
+
     /* r75 has no way to get power status, so fake it */
     if (rig->caps->rig_model == RIG_MODEL_ICR75)
     {
@@ -8070,7 +8072,11 @@ int icom_get_powerstat(RIG *rig, powerstat_t *status)
     if (rig->caps->rig_model == RIG_MODEL_IC7300)
     {
         freq_t freq;
+        int retrysave = rig->caps->retry;
+        rig->caps->retry = 0;
         int retval = rig_get_freq(rig, RIG_VFO_A, &freq);
+        rig->caps->retry = retrysave;
+        *status = retval==RIG_OK ? RIG_POWER_ON : RIG_POWER_OFF;
         return retval;
     }
     else

simulators/simicom9700.c

@@ -36,6 +36,7 @@ int ptt = 0;
 int satmode = 0;
 int agc_time = 1;
 int ovf_status = 0;
+int powerstat = 0;
 
 void dumphex(unsigned char *buf, int n)
 {
@@ -99,7 +100,8 @@ void frameParse(int fd, unsigned char *frame, int len)
         }
 
         frame[10] = 0xfd;
-        n = write(fd, frame, 11);
+        if (powerstat)
+            n = write(fd, frame, 11);
         break;
 
     case 0x04:
@@ -524,7 +526,12 @@ int main(int argc, char **argv)
             fd = openPort(argv[1]);
         }
 
+        if (powerstat)
         frameParse(fd, buf, len);
+        else
+        {
+            usleep(1000*1000);
+        }
         rigStatus();
     }
 

src/rig.c

@@ -5860,9 +5860,11 @@ int HAMLIB_API rig_get_powerstat(RIG *rig, powerstat_t *status)
 
     if (rig->caps->get_powerstat == NULL)
     {
+        *status = RIG_POWER_ON; // default to power if not available
         RETURNFUNC(-RIG_ENAVAIL);
     }
 
+    *status = RIG_POWER_OFF; // default now to power off until proven otherwise in get_powerstat
     HAMLIB_TRACE;
     retcode = rig->caps->get_powerstat(rig, status);
     RETURNFUNC(retcode);