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stonegray/avr-compatibility.c

Last active December 29, 2016 19:54
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Arduino F-Macro / PROGMEM Fix
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avr-compatibility.c
// Arduino compatibility snippet to use with other platforms.
// Doesn't work (or not optimized) on your platform? Email me!
// https://gist.github.com/stonegray/348e4855a39074daa9a5540edda78984
#if defined( __AVR__ )
#include <avr/pgmspace.h>
#elif defined( ESP8266 )
#include <pgmspace.h>
#define F(x) (x)
#elif defined( __arm__ )
#define pgm_read_byte(addr) (*(const unsigned char *)(addr))
#define F(x) (x)
#define PROGMEM const
#else
#pragma message("Unknown Architecture. Using fallback for pgmspace")
#define F(x) (x)
#define pgm_read_byte(addr) (*(const unsigned char *)(addr))
#define PROGMEM const
#endif
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