finsh_var.h

来自「中国人自己的c语言」· C头文件 代码 · 共 32 行

#ifndef __FINSH_VAR_H__
#define __FINSH_VAR_H__

#include "finsh/finsh_opts.h"

/**
The variable in finsh is put in data segment as a global variable.
The 'finsh_var' structure presents the structure of variable in data segment.
*/
struct finsh_var
{
	u_char name[FINSH_NAME_MAX + 1];	/* the name of variable */

	u_char type;				/* the type of variable */

	/* variable value */
	union {
		char 	char_value;
		short 	short_value;
		int		int_value;
		long	long_value;
		void*	ptr;
	};
};

int finsh_var_init();
int finsh_var_insert(const u_char* name, int type);
int finsh_var_delete(const u_char* name);
struct finsh_var* finsh_var_lookup(const u_char* name);

#endif