delete.c

来自「基于UNIX6的文件系统模拟程序」· C语言 代码 · 共 18 行

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


del(filename)
char *filename;
{
	unsigned int dinodeid;
	struct inode *inode;
	dinodeid = namei(filename);
	if(dinodeid != NULL)
	{
		inode=iget(dinodeid);
		inode->di_number--;
		iput(inode);
	}
}