getid.c

来自「基于UNIX6的文件系统模拟程序」· C语言 代码 · 共 19 行

#include <stdio.h>
#include <string.h>
#include "filesys.h"


int getid(uid)
unsigned short uid;
{
	int j;
	for(j=0;j<USERNUM;j++)
				if(user[j].u_uid == uid)  break;
	if(j==USERNUM)
	{
		printf("\nuser %d not logged in !\n");
		return USERNUM;
	}

	return j;
}