make some Expression methods private

1 files changed, 7 insertions, 5 deletions

diff --git a/expressions.h b/expressions.h
index 1f1637f..148a991 100644
--- a/expressions.h
+++ b/expressions.h
@@ -153,16 +153,18 @@ public:
 	Operator push(Operator op);
 	Operator push_calc(Operator op);
 
-	Operator pop_op(int index = 1);
-
-	void calc(void);
-
 	void eval(bool pop_brace = false);
 
 	int args(void);
-	int first_op(void);
 
 	void discard_args(void);
+
+private:
+	Operator pop_op(int index = 1);
+
+	void calc(void);
+
+	int first_op(void);
 } expressions;
 
 #endif