recover.1

来自「操作系统设计与实现源码」· 1 代码 · 共 32 行

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.TH RECOVER 1.SH NAMErecover \- recover files that have been removed..SH SYNOPSIS\fBrecover \fIfile ...\fR.br.de FL.TP\\fB\\$1\\fR\\$2...de EX.TP 20\\fB\\$1\\fR# \\$2...SH EXAMPLES.EX "rm x; recover x" "Unremove x".EX "recover a b c" "Recover three files".SH DESCRIPTION.PPMINIX allows files that have been deleted (e.g., with \fIrm\fR) to berestored (in \fI/tmp\fR).The trick is that when a file is unlinked, its i-node number is kept inthe directory entry.As long as the directory entry and disk blocks are not reused, the filecan be recovered.This program is actually just a little front end for \fIde\fR, which must beinstalled as a set-uid root executable..SH "SEE ALSO".BR de (9).

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