Add scope guards to header files

comms.h

@@ -1,3 +1,6 @@
+#ifndef COMMS_H
+#define COMMS_H
+
 #define vePage    1
 #define ignPage   2
 #define afrPage   3
@@ -12,3 +15,5 @@ void sendPage();
 void receiveCalibration(byte tableID);
 void sendToothLog(bool useChar);
 void testComm();
+
+#endif // COMMS_H

corrections.h

@@ -2,6 +2,9 @@
 All functions in the gamma file return 
 
 */
+#ifndef CORRECTIONS_H
+#define CORRECTIONS_H
+
 //static byte numCorrections = 2;
 
 byte correctionsTotal();
@@ -10,3 +13,5 @@ byte correctionASE(); //After Start Enrichment
 byte correctionAccel(); //Acceleration Enrichment
 byte correctionsFloodClear(); //Check for flood clear on cranking
 byte correctionsAFRClosedLoop(); //Closed loop AFR adjustment
+
+#endif // CORRECTIONS_H

fastAnalog.h

@@ -1,3 +1,6 @@
+#ifndef FASTANALOG_H
+#define FASTANALOG_H
+
 #ifndef cbi
 #define cbi(sfr, bit) (_SFR_BYTE(sfr) &= ~_BV(bit))
 #endif
@@ -5,4 +8,5 @@
 #define sbi(sfr, bit) (_SFR_BYTE(sfr) |= _BV(bit))
 #endif
 
+#endif // FASTANALOG_H
 

globals.h

@@ -1,3 +1,5 @@
+#ifndef GLOBALS_H
+#define GLOBALS_H
 #include <Arduino.h>
 
 const byte ms_version = 20;
@@ -270,3 +272,5 @@ struct config3 {
 #define pinCLT A3 //CLS sensor pin
 #define pinO2 A4 //O2 Sensor pin
 */
+
+#endif // GLOBALS_H

math.h

@@ -1,3 +1,5 @@
+#ifndef MATH_H
+#define MATH_H
 
 //Replace the standard arduino map() function to use the div function instead
 int fastMap(int x, int in_min, int in_max, int out_min, int out_max)
@@ -49,3 +51,5 @@ int divs100(int n) {
  return q + ((r + 28) >> 7);
 // return q + (r > 99);
 }
+
+#endif // MATH_H

scheduler.h

@@ -22,6 +22,8 @@ See page 136 of the processors datasheet: http://www.atmel.com/Images/doc2549.pd
 256 prescale gives overflow every 1048576uS (This means maximum wait time is 1.0485 seconds)
 
 */
+#ifndef SCHEDULER_H
+#define SCHEDULER_H
 
 #include <avr/interrupt.h> 
 #include <avr/io.h>
@@ -54,3 +56,5 @@ Schedule ignitionSchedule1;
 Schedule ignitionSchedule2;
 Schedule ignitionSchedule3;
 Schedule ignitionSchedule4;
+
+#endif // SCHEDULER_H

storage.h

@@ -1,3 +1,5 @@
+#ifndef STORAGE_H
+#define STORAGE_H
 #include <EEPROM.h>
 
 void writeConfig();
@@ -59,3 +61,4 @@ Current layout of EEPROM data (Version 2) is as follows (All sizes are in bytes)
 #define EEPROM_CALIBRATION_IAT 3071
 #define EEPROM_CALIBRATION_CLT 3583
 
+#endif // STORAGE_H

table.h

@@ -1,6 +1,8 @@
 /*
 This file is used for everything related to maps/tables including their definition, functions etc
 */
+#ifndef TABLE_H
+#define TABLE_H
 #include <Arduino.h>
 
 /*
@@ -46,3 +48,5 @@ Eg: 2x2 table
 */
 int get3DTableValue(struct table3D, int, int);
 int table2D_getValue(struct table2D, int);
+
+#endif // TABLE_H

testing.h

@@ -1,7 +1,8 @@
 /*
 This file has a few functions that are helpful for testing such as creating dummy maps and faking interrupts
 */
-
+#ifndef TESTING_H
+#define TESTING_H
 /*
 Aim is to create an 8x8 table that looks like the below:
  MAP
@@ -105,3 +106,5 @@ void dummyIgnitionTable(struct table3D *mySparkTable)
     for (byte x = 0; x< mySparkTable->xSize; x++) { mySparkTable->values[7][x] = tempRow8[x]; }
         
   }
+
+#endif // TESTING_H

timers.h

@@ -16,6 +16,8 @@ We're after a 1ms interval so we'll need 131 intervals to reach this ( 1ms / 0.0
 Hence we will preload the timer with 131 cycles to leave 125 until overflow (1ms).
 
 */
+#ifndef TIMERS_H
+#define TIMERS_H
 
 volatile int loop250ms;
 volatile int loopSec;
@@ -24,4 +26,4 @@ volatile unsigned long targetOverdwellTime;
 
 void initialiseTimers();
 
-
+#endif TIMERS_H

utils.h

@@ -1,6 +1,9 @@
 /*
 These are some utility functions and variables used through the main code
 */ 
+#ifndef UTILS_H
+#define UTILS_H
+
 #include <Arduino.h>
 #define MS_IN_MINUTE 60000
 #define US_IN_MINUTE 60000000
@@ -10,3 +13,5 @@ int AIRDEN();
 unsigned int PW();
 unsigned int PW_SD();
 unsigned int PW_AN();
+
+#endif // UTILS_H