1 files changed, 14 insertions, 3 deletions
diff --git a/cores/arduino/Arduino.h b/cores/arduino/Arduino.h
index 93a3525..ec1389e 100755..100644
--- a/cores/arduino/Arduino.h
+++ b/cores/arduino/Arduino.h
@@ -21,6 +21,7 @@
 #define Arduino_h
 
 #include <stdlib.h>
+#include <stdbool.h>
 #include <string.h>
 #include <math.h>
 
@@ -34,6 +35,8 @@
 extern "C"{
 #endif
 
+void yield(void);
+
 #define HIGH 0x1
 #define LOW  0x0
 
@@ -41,14 +44,12 @@ extern "C"{
 #define OUTPUT 0x1
 #define INPUT_PULLUP 0x2
 
-#define true 0x1
-#define false 0x0
-
 #define PI 3.1415926535897932384626433832795
 #define HALF_PI 1.5707963267948966192313216916398
 #define TWO_PI 6.283185307179586476925286766559
 #define DEG_TO_RAD 0.017453292519943295769236907684886
 #define RAD_TO_DEG 57.295779513082320876798154814105
+#define EULER 2.718281828459045235360287471352
 
 #define SERIAL  0x0
 #define DISPLAY 0x1
@@ -104,6 +105,10 @@ extern "C"{
 #define bitClear(value, bit) ((value) &= ~(1UL << (bit)))
 #define bitWrite(value, bit, bitvalue) (bitvalue ? bitSet(value, bit) : bitClear(value, bit))
 
+// avr-libc defines _NOP() since 1.6.2
+#ifndef _NOP
+#define _NOP() do { __asm__ volatile ("nop"); } while (0)
+#endif
 
 typedef unsigned int word;
 
@@ -168,6 +173,8 @@ extern const uint8_t PROGMEM digital_pin_to_timer_PGM[];
 #define NOT_A_PIN 0
 #define NOT_A_PORT 0
 
+#define NOT_AN_INTERRUPT -1
+
 #ifdef ARDUINO_MAIN
 #define PA 1
 #define PB 2
@@ -210,6 +217,10 @@ extern const uint8_t PROGMEM digital_pin_to_timer_PGM[];
 #include "WCharacter.h"
 #include "WString.h"
 #include "HardwareSerial.h"
+#include "USBAPI.h"
+#if defined(HAVE_HWSERIAL0) && defined(HAVE_CDCSERIAL)
+#error "Targets with both UART0 and CDC serial not supported"
+#endif
 
 uint16_t makeWord(uint16_t w);
 uint16_t makeWord(byte h, byte l);