#include "signal.h"

[hier kommt was]

typedef enum
{
	ISR_SNA = 0,		/**< Signal not available */
	ISR_SIGNAL0,		/**< External Interrupt Request 0 */
	ISR_PIN_CHANGE0,	/**< Pin Change Interrupt Request 0 */
	ISR_PIN_CHANGE1,	/**< Pin Change Interrupt Request 1 */
	[weitere enums]
}IsrType_en;

[sonstiges]

void invalidISR(IsrType_en CallingIrq_en)
{
	static volatile IsrType_en LastIrq_en = ISR_SNA;
	LastIrq_en = CallingIrq_en;		/* 'Save' the name of the calling irq */
	for(;;)
	{
		/* If this ISR is called, something else went */
		/* wrong, so at this point we won't do anything */
		/* but wait for external reset */
	}
}

SIGNAL(SIG_SIGNAL0) 	{ invalidISR(ISR_SIGNAL0); }
SIGNAL(SIG_PIN_CHANGE0) { invalidISR(ISR_PIN_CHANGE0); }
SIGNAL(SIG_PIN_CHANGE1) { invalidISR(ISR_PIN_CHANGE1); }
[weitere IRQ-Handler]