--- a/src/expr.c	Wed Oct 22 04:51:16 2008 +0000
+++ b/src/expr.c	Thu Oct 23 02:44:07 2008 +0000
@@ -23,3 +23,53 @@
 used by LWASM.
 
 */
+
+#include <malloc.h>
+
+#define __expr_c_seen__
+#include "expr.h"
+
+LWVAL *lwval_construct_int(int value)
+{
+	LWVAL *v;
+	
+	v = malloc(sizeof(LWVAL));
+	if (!v)
+		return NULL;
+	
+	v -> lwval_type = LWVAL_TYPE_INT;
+	v -> dt.lwval_int = value;
+	
+	return v;
+}
+
+void lwval_destroy(LWVAL *value)
+{
+	if (value)
+		free(value);
+}
+
+// v1 + v2 -> v3, return v3
+LWVAL *lwval_add(LWVAL *v1, LWVAL *v2, LWVAL *v3)
+{
+}
+
+// v1 - v2 -> v3, return v3
+LWVAL *lwval_sub(LWVAL *v1, LWVAL *v2, LWVAL *v3)
+{
+}
+
+// v1 * v2 -> v3, return v3
+LWVAL *lwval_mul(LWVAL *v1, LWVAL *v2, LWVAL *v3)
+{
+}
+
+// v1 / v2 -> v3, return v3
+LWVAL *lwval_div(LWVAL *v1, LWVAL *v2, LWVAL *v3)
+{
+}
+
+// v1 % v2 -> v3, return v3
+LWVAL *lwval_mod(LWVAL *v1, LWVAL *v2, LWVAL *v3)
+{
+}