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<HTML><!--Distributed by F --><HEAD><TITLE>[Chapter 23] 23.16 Removing a Strange File by its I-number </TITLE><METANAME="DC.title"CONTENT="UNIX Power Tools"><METANAME="DC.creator"CONTENT="Jerry Peek, Tim O'Reilly & Mike Loukides"><METANAME="DC.publisher"CONTENT="O'Reilly & Associates, Inc."><METANAME="DC.date"CONTENT="1998-08-04T21:41:13Z"><METANAME="DC.type"CONTENT="Text.Monograph"><METANAME="DC.format"CONTENT="text/html"SCHEME="MIME"><METANAME="DC.source"CONTENT="1-56592-260-3"SCHEME="ISBN"><METANAME="DC.language"CONTENT="en-US"><METANAME="generator"CONTENT="Jade 1.1/O'Reilly DocBook 3.0 to HTML 4.0"><LINKREV="made"HREF="mailto:online-books@oreilly.com"TITLE="Online Books Comments"><LINKREL="up"HREF="ch23_01.htm"TITLE="23. Removing Files"><LINKREL="prev"HREF="ch23_15.htm"TITLE="23.15 Using unlink to Remove a File with a Strange Name "><LINKREL="next"HREF="ch23_17.htm"TITLE="23.17 Problems Deleting Directories "></HEAD><BODYBGCOLOR="#FFFFFF"TEXT="#000000"><DIVCLASS="htmlnav"><H1><IMGSRC="gifs/smbanner.gif"ALT="UNIX Power Tools"USEMAP="#srchmap"BORDER="0"></H1><MAPNAME="srchmap"><AREASHAPE="RECT"COORDS="0,0,466,58"HREF="index.htm"ALT="UNIX Power Tools"><AREASHAPE="RECT"COORDS="467,0,514,18"HREF="jobjects/fsearch.htm"ALT="Search this book"></MAP><TABLEWIDTH="515"BORDER="0"CELLSPACING="0"CELLPADDING="0"><TR><TDALIGN="LEFT"VALIGN="TOP"WIDTH="172"><ACLASS="SECT1"HREF="ch23_15.htm"TITLE="23.15 Using unlink to Remove a File with a Strange Name "><IMGSRC="gifs/txtpreva.gif"SRC="gifs/txtpreva.gif"ALT="Previous: 23.15 Using unlink to Remove a File with a Strange Name "BORDER="0"></A></TD><TDALIGN="CENTER"VALIGN="TOP"WIDTH="171"><B><FONTFACE="ARIEL,HELVETICA,HELV,SANSERIF"SIZE="-1">Chapter 23<BR>Removing Files</FONT></B></TD><TDALIGN="RIGHT"VALIGN="TOP"WIDTH="172"><ACLASS="SECT1"HREF="ch23_17.htm"TITLE="23.17 Problems Deleting Directories "><IMGSRC="gifs/txtnexta.gif"SRC="gifs/txtnexta.gif"ALT="Next: 23.17 Problems Deleting Directories "BORDER="0"></A></TD></TR></TABLE> <HRALIGN="LEFT"WIDTH="515"TITLE="footer"></DIV><DIVCLASS="SECT1"><H2CLASS="sect1"><ACLASS="title"NAME="UPT-ART-0325">23.16 Removing a Strange File by its I-number </A></H2><PCLASS="para"><ACLASS="indexterm"NAME="AUTOID-25801"></A><ACLASS="indexterm"NAME="AUTOID-25804"></A><ACLASS="indexterm"NAME="AUTOID-25808"></A><SPANCLASS="link"> If wildcards don't work (<ACLASS="linkend"HREF="ch23_12.htm"TITLE="Using Wildcards to Delete Files with Strange Names ">23.12</A>)</SPAN>to remove a file with a strange name,try getting the file's<SPANCLASS="link">i-number (<ACLASS="linkend"HREF="ch01_22.htm"TITLE="How UNIX Keeps Track of Files: Inodes ">1.22</A>)</SPAN>.Then use <EMCLASS="emphasis">find</EM>'s<SPANCLASS="link"><EMCLASS="emphasis">-inum</EM> operator (<ACLASS="linkend"HREF="ch17_10.htm"TITLE="Running Commands on What You Find ">17.10</A>)</SPAN>to remove the file.</P><PCLASS="para">Here's a directory with a weird filename.<EMCLASS="emphasis">ls</EM> (with its default<SPANCLASS="link"><EMCLASS="emphasis">-q</EM> option (<ACLASS="linkend"HREF="ch16_14.htm"TITLE="Showing Non-Printable Characters in Filenames ">16.14</A>)</SPAN>on BSD UNIX) shows that it hasthree unusual characters in it.Running <EMCLASS="emphasis">ls -i</EM> shows each file's i-number.The strange file has i-number 6239.Give the i-number to <EMCLASS="emphasis">find</EM>and the file is gone:</P><PCLASS="para"><BLOCKQUOTECLASS="screen"><PRECLASS="screen">% <CODECLASS="userinput"><B>ls</B></CODE>adir afile b???file bfile cfile dfile% <CODECLASS="userinput"><B>ls -i</B></CODE> 6253 adir 6239 b???file 6249 cfile 9291 afile 6248 bfile 9245 dfile% <CODECLASS="userinput"><B>find . -inum 6239 -exec rm {} \;</B></CODE>% <CODECLASS="userinput"><B>ls</B></CODE>adir afile bfile cfile dfile</PRE></BLOCKQUOTE></P><PCLASS="para">Instead of deleting the file, I could also have renamed it to <EMCLASS="emphasis">newname</EM>with the command:</P><PCLASS="para"><BLOCKQUOTECLASS="screen"><PRECLASS="screen">% <CODECLASS="userinput"><B>find . -inum 6239 -exec mv {} newname \;</B></CODE></PRE></BLOCKQUOTE></P><PCLASS="para">If the current directory has large subdirectories, you'll probably want toadd the <EMCLASS="emphasis">find</EM><SPANCLASS="link"><EMCLASS="emphasis">-prune</EM> operator (<ACLASS="linkend"HREF="ch17_23.htm"TITLE="Finding Files with -prune ">17.23</A>)</SPAN>for speed.<ACLASS="indexterm"NAME="AUTOID-25837"></A><ACLASS="indexterm"NAME="AUTOID-25838"></A></P><DIVCLASS="sect1info"><PCLASS="SECT1INFO">- <SPANCLASS="authorinitials">JP</SPAN></P></DIV></DIV><DIVCLASS="htmlnav"><P></P><HRALIGN="LEFT"WIDTH="515"TITLE="footer"><TABLEWIDTH="515"BORDER="0"CELLSPACING="0"CELLPADDING="0"><TR><TDALIGN="LEFT"VALIGN="TOP"WIDTH="172"><ACLASS="SECT1"HREF="ch23_15.htm"TITLE="23.15 Using unlink to Remove a File with a Strange Name "><IMGSRC="gifs/txtpreva.gif"SRC="gifs/txtpreva.gif"ALT="Previous: 23.15 Using unlink to Remove a File with a Strange Name "BORDER="0"></A></TD><TDALIGN="CENTER"VALIGN="TOP"WIDTH="171"><ACLASS="book"HREF="index.htm"TITLE="UNIX Power Tools"><IMGSRC="gifs/txthome.gif"SRC="gifs/txthome.gif"ALT="UNIX Power Tools"BORDER="0"></A></TD><TDALIGN="RIGHT"VALIGN="TOP"WIDTH="172"><ACLASS="SECT1"HREF="ch23_17.htm"TITLE="23.17 Problems Deleting Directories "><IMGSRC="gifs/txtnexta.gif"SRC="gifs/txtnexta.gif"ALT="Next: 23.17 Problems Deleting Directories "BORDER="0"></A></TD></TR><TR><TDALIGN="LEFT"VALIGN="TOP"WIDTH="172">23.15 Using unlink to Remove a File with a Strange Name 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