* oneway_malloc: added realloc

core/include/oneway_malloc.h

@@ -12,6 +12,7 @@
 #include <stddef.h>
 
 void* _malloc(size_t size);
+void* _realloc(void *ptr, size_t size);
 void _free (void* ptr);
 
 /** @} */

core/oneway_malloc.c

@@ -35,6 +35,13 @@ void *_malloc(size_t size) {
     }
 }
 
+void *_realloc(void *ptr, size_t size) {
+    void* newptr = _malloc(size);
+    memcpy(newptr, ptr, size);
+    free(ptr);
+    return newptr;
+}
+
 void _free(void* ptr) {
     DEBUG("_free(): block at 0x%X lost.\n", (unsigned int)ptr);
 }

cpu/msp430/include/malloc.h

@@ -4,6 +4,7 @@
 #include "oneway_malloc.h"
 
 #define malloc _malloc
+#define realloc _realloc
 #define free _free
 
 #endif /* __MALLOC_H */