Initial commit

include/lisp/number.h

@@ -0,0 +1,42 @@
+#ifndef INCLUDED_NUMBER_H
+#define INCLUDED_NUMBER_H
+
+#include "lisp/object.h"
+#include "lisp/util.h"
+
+LISP_BEGIN_DECLS
+
+DECLARE_CLASS(Number);
+DECLARE_CLASS(Float);
+DECLARE_CLASS(Integer);
+
+struct Number {
+    Object base;
+};
+struct NumberClass {
+    Class base;
+
+    Object *(*add)(Object *self, Object *other);
+    Object *(*sub)(Object *self, Object *other);
+};
+
+struct Float {
+    Number base;
+
+    double value;
+};
+struct FloatClass {
+    NumberClass base;
+};
+
+struct Integer {
+    Number base;
+
+    int64_t value;
+};
+struct IntegerClass {
+    NumberClass base;
+};
+
+LISP_END_DECLS
+#endif