misc: Add extern "C" blocks to headers

[simavr] / simavr / sim / avr_twi.h

diff --git a/simavr/sim/avr_twi.h b/simavr/sim/avr_twi.h
index 6b30c34..e21e3b6 100644 (file)
--- a/simavr/sim/avr_twi.h
+++ b/simavr/sim/avr_twi.h
@@ -22,6 +22,10 @@
 #ifndef AVR_TWI_H_
 #define AVR_TWI_H_
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 #include "sim_avr.h"
 
 //#include "sim_twi.h"
@@ -103,4 +107,8 @@ avr_twi_irq_msg(
                uint8_t addr,
                uint8_t data);
 
+#ifdef __cplusplus
+};
+#endif
+
 #endif /* AVR_TWI_H_ */