common: introduce userMalloc() and userFree()

These are stubs for now, but I will need these.

diff --git a/common.h b/common.h
index 1570a32969a72902cd3ba5569f2413f6b709a062..0da662aa69e80fddc5f9c383c1656a43969e6d4d 100644 (file)
--- a/common.h
+++ b/common.h
@@ -16,4 +16,7 @@
 void * myMalloc(size_t size);
 void myFree(void *ptr);
 
+#define userMalloc(size)       malloc(size)
+#define userFree(ptr)          free(ptr)
+
 #endif /* __COMMON_H__ */

diff --git a/threads.cc b/threads.cc
index 456414d5b3200ec1ca8b7603834e78c761910b76..a4ea252a2342e072385e10773a11008392eb1990 100644 (file)
--- a/threads.cc
+++ b/threads.cc
@@ -12,12 +12,12 @@
 
 static void * stack_allocate(size_t size)
 {
-       return malloc(size);
+       return userMalloc(size);
 }
 
 static void stack_free(void *stack)
 {
-       free(stack);
+       userFree(stack);
 }
 
 Thread * thread_current(void)