fixed rfm12 inclusion, added as submodule

.gitmodules

@@ -0,0 +1,3 @@
+[submodule "src/rfm12/rfm12_lib"]
+	path = src/rfm12/rfm12_lib
+	url = git@github.com:das-labor/librfm12.git

src/rfm12/rfm12.c

@@ -1,4 +1,4 @@
 
 #include "rfm12_config.h"
-#include "rfm12_lib/rfm12.c"
+#include "rfm12_lib/src/rfm12.c"
 

src/rfm12/rfm12.h

@@ -1,4 +1,4 @@
 
 #include "rfm12_config.h"
-#include "rfm12_lib/rfm12.h"
+#include "rfm12_lib/src/rfm12.h"
 

src/rfm12/rfm12_config.h

@@ -49,6 +49,8 @@
 #include "../config.h"
 #include "../makros.h"
 
+#include <avr/interrupt.h>
+
 //Pin that the RFM12's slave select is connected to
 //#define DDR_SS DDRB
 //#define PORT_SS PORTB
@@ -124,13 +126,23 @@
 #define RFM12_INT_VECT (INT0_vect)
 
 //the interrupt mask register
-#define RFM12_INT_MSK GIMSK
+#ifdef EIMSK
+  #define RFM12_INT_MSK EIMSK
+#elif defined(GIMSK)
+  #define RFM12_INT_MSK GIMSK
+#else
+  #define RFM12_INT_MSK GICR
+#endif
 
 //the interrupt bit in the mask register
 #define RFM12_INT_BIT (INT0)
 
 //the interrupt flag register
-#define RFM12_INT_FLAG GIFR
+#ifdef EIFR
+  #define RFM12_INT_FLAG EIFR
+#else
+  #define RFM12_INT_FLAG GIFR
+#endif
 
 //the interrupt bit in the flag register
 #define RFM12_FLAG_BIT (INTF0)
@@ -160,6 +172,3 @@
  */
 #define RFM12_UART_DEBUG 0
 
-
-
-

src/rfm12/rfm12_lib

@@ -0,0 +1 @@
+Subproject commit e49ecece7baf2faa48ed2f6c659228b4d77c0c66