Update main.c fix const

gps_client.py

@@ -23,7 +23,11 @@ try:
     start = time.perf_counter()
 
     try:
-        while (session.read() == 0) and ((time.perf_counter() - start) < 2) and (mode < 2):
+#        while (session.read() == 0) and ((time.perf_counter() - start) < 2) and (mode < 2):
+        while ((time.perf_counter() - start) < 2) and (mode < 2):
+            if session.waiting(2.0):
+                session.read()
+                
     #        print(gps.MODE_SET)
      #       print(session.valid)
             if (session.valid):

main.c

@@ -763,6 +763,48 @@ int main(int argc, char * argv[]) {
             }
           }
 
+	 if (gps_status == TRUE) {
+		fprintf(stderr, "Checking Pi gps\n");
+		cmdbuffer[0] = '\0';
+		gps_read = sopen("python3 /home/pi/CubeSatSim/gps_client.py");  // python sensor polling function	  
+	
+		if (gps_read != NULL) {
+	    	fgets(cmdbuffer, 1000, gps_read);
+
+			const char gpsTestStr[] = "2 32.3 -54 333\n";
+			strcpy(cmdbuffer, gpsTestStr);
+			
+	    	fprintf(stderr, "gps read: %s\n", cmdbuffer);
+			if ((cmdbuffer[0] == '2') || (cmdbuffer[0] == '3'))
+			{
+			  printf("Valid gps data!\n");  	
+	          int count1;
+	          char * token;
+	 
+	          const char space[2] = " ";
+	          token = strtok(cmdbuffer, space);
+	//	  printf("token: %s\n", token);	
+	          for (count1 = GPS; count1 < (GPS + 3); count1++) {
+	            if (token != NULL) {
+	              sensor[count1] = (float) atof(token);
+				  strcpy(sensor_string[count1], token);	
+	//              #ifdef DEBUG_LOGGING
+	              printf("sensor: %f ", sensor[count1]);  // print sensor data
+				  printf("Sensor String %d is %s\n",count1, sensor_string[count1]);
+	//              #endif
+	              token = strtok(NULL, space);
+	            }
+	          }
+	          printf("\n");
+	
+			} else {
+				fprintf(stderr, "No Pi gps available\n");
+			}
+			fclose(gps_read);
+		} else
+			fprintf(stderr, "Error checking gps");
+
+	 }
 			
       printf("\n");
 //	  if (sensor[GPS1] != 0) {     		

main.h

@@ -39,16 +39,17 @@
 #define PRES 3
 #define ALT 4
 #define HUMI 5
-#define GYRO_X 7 // MPU6050 is posisition 6
+#define GYRO_X 7 // MPU6050 label is posisition 6
 #define GYRO_Y 8
 #define GYRO_Z 9
 #define ACCEL_X 10
 #define ACCEL_Y 11
 #define ACCEL_Z 12
-#define GPS1 14 // GPS is position 13
-#define GPS2 15
-#define GPS3 16
-#define DTEMP 18  // TMP is position 17
+#define GPS 13 // GPS label
+#define GPS1 14 // latitude
+#define GPS2 15  // longitude
+#define GPS3 16  // altitude
+#define DTEMP 18  // TMP label is position 17
 #define XS1 20 // NEW user defined token will be position 19
 #define XS2 21  
 #define XS3 22