Extracting individual Files via tar

slave-mike slave-mike at rv1.dynip.com
Thu Nov 6 19:53:37 PST 2003

you must use the f flag when manipulation files.
no f flag equals attempt to access tape drive.

Martin McCormick wrote:
> 	The command
> tar ztf  /usr/local/src/ports.tar.gz
> produces a table of contents just like the man page says it should.
> The man page also says that individual files can be recovered or
> listed but I haven't gotten that to work at all. if I try:
> $ tar zt ports/print/pstotext/ /usr/local/src/ports.tar.gz
> tar (child): /dev/sa0: Cannot open: Permission denied
> tar (child): Error is not recoverable: exiting now
> gzip: stdin: unexpected end of file
> tar: Child returned status 2
> tar: ports/print/pstotext: Not found in archive
> tar: /usr/local/src/ports.tar.gz: Not found in archive
> tar: Error exit delayed from previous errors
> 	In the successful test, tar obviously knew which specification
> was the archive and was able to uncompress it with the z flag.  The
> file specification I am attempting to recover from the archive throws
> tar completely off.  I looked in the handbook and all the examples I
> found were the more usual procedure of unpacking whole file systems
> as in
> tar zxf somedir/archive.tar.gz
> 	I'm not having trouble with that use of tar.
> Thank you.
> Martin McCormick WB5AGZ  Stillwater, OK 
> OSU Information Technology Division Network Operations Group
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