rt-thread/finsh/finsh_var.h

#ifndef __FINSH_VAR_H__
#define __FINSH_VAR_H__

#include <finsh.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
{
	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;
	}value;
};
extern struct finsh_var global_variable[];

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

#endif