1 files changed, 0 insertions, 194 deletions
diff --git a/expressions.h b/expressions.h
deleted file mode 100644
index a441e90..0000000
--- a/expressions.h
+++ /dev/null
@@ -1,194 +0,0 @@
-#ifndef __EXPRESSIONS_H
-#define __EXPRESSIONS_H
-
-#include <glib.h>
-
-#include "undo.h"
-
-template <typename Type>
-class ValueStack {
-	class UndoTokenPush : public UndoToken {
-		ValueStack<Type> *stack;
-
-		Type	value;
-		int	index;
-
-	public:
-		UndoTokenPush(ValueStack<Type> *_stack,
-			      Type _value, int _index = 1)
-			     : stack(_stack), value(_value), index(_index) {}
-
-		void
-		run(void)
-		{
-			stack->push(value, index);
-		}
-	};
-
-	class UndoTokenPop : public UndoToken {
-		ValueStack<Type> *stack;
-
-		int index;
-
-	public:
-		UndoTokenPop(ValueStack<Type> *_stack, int _index = 1)
-			    : stack(_stack), index(_index) {}
-
-		void
-		run(void)
-		{
-			stack->pop(index);
-		}
-	};
-
-	int size;
-
-	Type *stack;
-	Type *top;
-
-public:
-	ValueStack(int _size = 1024) : size(_size)
-	{
-		top = stack = new Type[size];
-	}
-
-	~ValueStack()
-	{
-		delete stack;
-	}
-
-	inline int
-	items(void)
-	{
-		return top - stack;
-	}
-
-	inline Type &
-	push(Type value, int index = 1)
-	{
-		for (int i = -index + 1; i; i++)
-			top[i+1] = top[i];
-
-		top++;
-		return peek(index) = value;
-	}
-	inline void
-	undo_push(Type value, int index = 1)
-	{
-		undo.push(new UndoTokenPush(this, value, index));
-	}
-
-	inline Type
-	pop(int index = 1)
-	{
-		Type v = peek(index);
-
-		top--;
-		while (--index)
-			top[-index] = top[-index + 1];
-
-		return v;
-	}
-	inline void
-	undo_pop(int index = 1)
-	{
-		undo.push(new UndoTokenPop(this, index));
-	}
-
-	inline Type &
-	peek(int index = 1)
-	{
-		return top[-index];
-	}
-
-	inline void
-	clear(void)
-	{
-		top = stack;
-	}
-};
-
-/*
- * Arithmetic expression stacks
- */
-extern class Expressions {
-public:
-	/* reflects also operator precedence */
-	enum Operator {
-		OP_NIL = 0,
-		OP_POW,		// ^*
-		OP_MUL,		// *
-		OP_DIV,		// /
-		OP_MOD,		// ^/
-		OP_SUB,		// -
-		OP_ADD,		// +
-		OP_AND,		// &
-		OP_OR,		// #
-				// pseudo operators:
-		OP_NEW,
-		OP_BRACE,
-		OP_LOOP,
-		OP_NUMBER
-	};
-
-private:
-	ValueStack<gint64>	numbers;
-	ValueStack<Operator>	operators;
-
-public:
-	Expressions() : num_sign(1), radix(10) {}
-
-	gint num_sign;
-	void set_num_sign(gint sign);
-
-	gint radix;
-	void set_radix(gint r);
-
-	gint64 push(gint64 number);
-
-	inline gint64
-	peek_num(int index = 1)
-	{
-		return numbers.peek(index);
-	}
-	gint64 pop_num(int index = 1);
-	gint64 pop_num_calc(int index, gint64 imply);
-	inline gint64
-	pop_num_calc(int index = 1)
-	{
-		return pop_num_calc(index, num_sign);
-	}
-
-	gint64 add_digit(gchar digit);
-
-	Operator push(Operator op);
-	Operator push_calc(Operator op);
-	inline Operator
-	peek_op(int index = 1)
-	{
-		return operators.peek(index);
-	}
-	Operator pop_op(int index = 1);
-
-	void eval(bool pop_brace = false);
-
-	int args(void);
-
-	void discard_args(void);
-
-	int find_op(Operator op);
-
-	inline void
-	clear(void)
-	{
-		numbers.clear();
-		operators.clear();
-	}
-
-private:
-	void calc(void);
-
-	int first_op(void);
-} expressions;
-
-#endif