From 9dfffffa8417992e3d5db303fadba7d392b7c0ff Mon Sep 17 00:00:00 2001 From: Paul Eggert Date: Wed, 11 Aug 1999 12:47:01 +0000 Subject: [PATCH] Add -y and --bzip2. Patterns containing / now exclude only file names whose prefix match. --- doc/tar.texi | 41 +++++++++++++++++++++++++++++++++++------ 1 file changed, 35 insertions(+), 6 deletions(-) diff --git a/doc/tar.texi b/doc/tar.texi index e3ad08f..980f758 100644 --- a/doc/tar.texi +++ b/doc/tar.texi @@ -131,6 +131,11 @@ @set xref-blocking-factor @xref{Blocking Factor} @set pxref-blocking-factor @pxref{Blocking Factor} +@set op-bzip2 @kbd{--bzip2} (@kbd{-y}) +@set ref-bzip2 @ref{gzip} +@set xref-bzip2 @xref{gzip} +@set pxref-bzip2 @pxref{gzip} + @set op-checkpoint @kbd{--checkpoint} @set ref-checkpoint @ref{verbose} @set xref-checkpoint @xref{verbose} @@ -459,7 +464,7 @@ END-INFO-DIR-ENTRY This file documents GNU @code{tar}, a utility used to store, backup, and transport files. -Copyright (C) 1992, 1994, 1995, 1996, 1997, 1999 Free Software Foundation, Inc. +Copyright 1992, 1994, 1995, 1996, 1997, 1999 Free Software Foundation, Inc. Permission is granted to make and distribute verbatim copies of this manual provided the copyright notice and this permission notice @@ -2513,6 +2518,12 @@ with the block number in the archive file. @FIXME-xref{}. Sets the blocking factor @code{tar} uses to @var{blocking} x 512 bytes per record. @FIXME-xref{}. +@item --bzip2 +@itemx -y + +This option tells @code{tar} to read or write archives through @code{bzip2}. +@FIXME-xref{}. + @item --checkpoint This option directs @code{tar} to print periodic checkpoint messages as it @@ -3069,6 +3080,10 @@ them with the equivalent long option. @samp{--extract} +@item -y + +@samp{--bzip2} + @item -z @samp{--gzip} @@ -5337,9 +5352,16 @@ The @value{op-exclude} option will prevent any file or member which matches the shell wildcards (@var{pattern}) from being operated on (@var{pattern} can be a single file name or a more complex expression). For example, if you want to create an archive with all the contents of -@file{/tmp} except the file @file{/tmp/foo}, you can use the command -@samp{tar --create --file=arch.tar --exclude=foo}. A path name is -excluded if any of its file name components matches @var{pattern}. +the working directory except for files whose names end in @file{.o}, you +can use the command @samp{tar -cf arch.tar --exclude='*.o' .}. + +A @var{pattern} containing @samp{/} excludes a file if an initial prefix +of the file name matches @var{pattern}; a @var{pattern} without @samp{/} +excludes a file if it matches any of its file name components. For +example, the pattern @samp{b*/RCS} excludes @file{blob/RCS} and +@file{blob/RCS/f} but not @file{a/blob/RCS} or @file{blob/sub/RCS}, +whereas the pattern @samp{RCS} excludes all these file names. + You may give multiple @samp{--exclude} options. @table @kbd @@ -5405,14 +5427,14 @@ illegal. This might not correspond to what you want. For example, write: @example -$ @kbd{tar -c -f @var{archive.tar} -X '*/tmp/*' @var{directory}} +$ @kbd{tar -c -f @var{archive.tar} --exclude '*.o' @var{directory}} @end example @noindent rather than: @example -$ @kbd{tar -c -f @var{archive.tar} -X */tmp/* @var{directory}} +$ @kbd{tar -c -f @var{archive.tar} --exclude *.o @var{directory}} @end example @item @@ -6748,6 +6770,10 @@ loose some compressibility. But this would have make recovering easier. So, there are pros and cons. We'll see! @table @kbd +@item -y +@itemx --bzip2 +Filter the archive through @code{bzip2}. Otherwise like @value{op-gzip}. + @item -Z @itemx --compress @itemx --uncompress @@ -6780,6 +6806,9 @@ If there is no compress utility available, @code{tar} will report an error. @strong{Please note} that the @code{compress} program may be covered by a patent, and therefore we recommend you stop using it. +@value{op-bzip2} acts like @value{op-compress}, except that it uses +the @code{bzip2} utility. + @table @kbd @item --compress @itemx --uncompress -- 2.45.2