mei_node.h File Reference

Nodal structure of the interpreter. More...

#include "mei_hash_table.h"

Include dependency graph for mei_node.h:

Go to the source code of this file.

Data Structures
struct	const_node_t
	Constants node. More...
struct	id_node_t
	Identifiers node. More...
struct	func_node_t
	Function with single argument node. More...
struct	func2_node_t
	Function with two arguments node. More...
struct	opr_node_t
	Operators node. More...
union	node_type_t
	Type of a node. More...
struct	mei_node_t
	General node definition. More...

Functions
mei_node_t *	mei_const_node (const double value)
	Build a node for a constant. More...
mei_node_t *	mei_id_node (const char *variable)
	Build a node for a variable. More...
mei_node_t *	mei_func_node (const char *const, mei_node_t *const expr)
	Build a node for a function of a single variable. More...
mei_node_t *	mei_funcx_node (const char *function, const int nops,...)
	Build a node for a function of a several variables. More...
mei_node_t *	mei_opr_node (const int oper, const int nops,...)
	Build a node for an operators and its operands. More...
char *	mei_label_node (mei_node_t *p)
	Return label of a node. More...
void	mei_free_node (mei_node_t *p)
	Free memory. More...

Detailed Description

Nodal structure of the interpreter.

Function Documentation

mei_const_node()

mei_node_t* mei_const_node

(

const double

value

)

Build a node for a constant.

Parameters

[in]

value

real value of the constant

Returns

built node

mei_free_node()

void mei_free_node

(

mei_node_t *

n

)

Free memory.

Parameters

[in]

n

node

mei_func_node()

mei_node_t* mei_func_node	(	const char *	function,
		mei_node_t *const	expr
	)

Build a node for a function of a single variable.

Parameters

[in]	function	label of the function
[in]	expr	node that represents the variable of the function

Returns

built node

mei_funcx_node()

mei_node_t* mei_funcx_node	(	const char *	function,
		const int	nops,
			...
	)

Build a node for a function of a several variables.

Parameters

[in]	function	label of the function
[in]	nops	number of variables
[in]	...	list of nodes which represent variables of the function

Returns

built node

mei_id_node()

mei_node_t* mei_id_node

(

const char *

variable

)

Build a node for a variable.

Parameters

[in]

variable

label of the variable

Returns

built node

mei_label_node()

char* mei_label_node

(

mei_node_t *

n

)

Return label of a node.

Parameters

[in]

n

node

Returns

label of a node

mei_opr_node()

mei_node_t* mei_opr_node	(	const int	oper,
		const int	nops,
			...
	)

Build a node for an operators and its operands.

Parameters

[in]	oper	operator
[in]	nops	number of operand
[in]	...	list of nodes which represent operands

Returns

built node