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i2c: avoif using a poisoned macro
[aversive.git]
/
modules
/
comm
/
i2c
/
i2c.c
diff --git
a/modules/comm/i2c/i2c.c
b/modules/comm/i2c/i2c.c
index
81dae5c
..
546cc3c
100644
(file)
--- a/
modules/comm/i2c/i2c.c
+++ b/
modules/comm/i2c/i2c.c
@@
-538,9
+538,11
@@
void i2c_debug(void)
* Interrupt routing for I2C. Refer to datasheets for more
* informations.
*/
* Interrupt routing for I2C. Refer to datasheets for more
* informations.
*/
-#if !defined(TWI_vect) && defined(SIG_2WIRE_SERIAL)
+#ifndef TWI_vect
+#if defined(SIG_2WIRE_SERIAL)
#define TWI_vect SIG_2WIRE_SERIAL
#endif
#define TWI_vect SIG_2WIRE_SERIAL
#endif
+#endif
SIGNAL(TWI_vect)
{
uint8_t hard_status;
SIGNAL(TWI_vect)
{
uint8_t hard_status;