--- a/src/util.c	Fri Jan 02 00:41:58 2009 +0000
+++ b/src/util.c	Fri Jan 02 00:42:11 2009 +0000
@@ -45,6 +45,24 @@
 	return ptr;
 }
 
+void *lwasm_realloc(void *optr, int size)
+{
+	void *ptr;
+	
+	if (size == 0)
+	{
+		lwasm_free(optr);
+		return;
+	}
+	
+	ptr = realloc(optr, size);
+	if (!ptr)
+	{
+		fprintf(stderr, "lwasm_realloc(): memory allocation error\n");
+		exit(1);
+	}
+}
+
 void lwasm_free(void *ptr)
 {
 	if (ptr)

--- a/src/util.h	Fri Jan 02 00:41:58 2009 +0000
+++ b/src/util.h	Fri Jan 02 00:42:11 2009 +0000
@@ -34,6 +34,7 @@
 // allocate memory
 __util_E__ void *lwasm_alloc(int size);
 __util_E__ void lwasm_free(void *ptr);
+__util_E__ void *lwasm_realloc(void *optr, int size);
 
 // string stuff
 __util_E__ char *lwasm_strdup(const char *s);