047-10Myjmp.c

#include"apue.h"
#define TOK_ADD 5
void do_line(char *);
void cmd_add(void);
int get_token(void);



int main(void)
{
	char line[MAXLINE];
	while(fgets(line,MAXLINE,stdin)!=NULL)
		do_line(line);
	exit(0);
}


char *tok_ptr;
void do_line(char *ptr)
{
	int cmd;
	tok_ptr=ptr;
	while((cmd=get_token())>0)
	{
		switch(cmd)
		{
			case TOK_ADD:
				cmd_add();
				break;
		}

	}


}


void   cmd_add(void)
{
	int token;
	token=get_token();
	//reset the processing for this command

}
int get_token(void)
{
	//fetch next token from line pointed to by tok_ptr


}