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Changes to manual/html_node/File-and-Directory-Selection.html


From: Karl Berry
Subject: Changes to manual/html_node/File-and-Directory-Selection.html
Date: Sun, 24 May 2009 18:43:08 +0000

CVSROOT:        /web/grep
Module name:    grep
Changes by:     Karl Berry <karl>       09/05/24 18:43:01

Index: manual/html_node/File-and-Directory-Selection.html
===================================================================
RCS file: manual/html_node/File-and-Directory-Selection.html
diff -N manual/html_node/File-and-Directory-Selection.html
--- /dev/null   1 Jan 1970 00:00:00 -0000
+++ manual/html_node/File-and-Directory-Selection.html  24 May 2009 18:42:58 
-0000      1.1
@@ -0,0 +1,114 @@
+<html lang="en">
+<head>
+<title>File and Directory Selection - GNU Grep 2.5.4</title>
+<meta http-equiv="Content-Type" content="text/html">
+<meta name="description" content="GNU Grep 2.5.4">
+<meta name="generator" content="makeinfo 4.13">
+<link title="Top" rel="start" href="index.html#Top">
+<link rel="up" href="Command_002dline-Options.html#Command_002dline-Options" 
title="Command-line Options">
+<link rel="prev" href="Context-Line-Control.html#Context-Line-Control" 
title="Context Line Control">
+<link rel="next" href="Other-Options.html#Other-Options" title="Other Options">
+<link href="http://www.gnu.org/software/texinfo/"; rel="generator-home" 
title="Texinfo Homepage">
+<!--
+This manual is for `grep', a pattern matching engine.
+
+Copyright (C) 1999, 2000, 2001, 2002, 2005, 2008, 2009 Free
+Software Foundation, Inc.
+
+     Permission is granted to copy, distribute and/or modify this
+     document under the terms of the GNU Free Documentation License,
+     Version 1.3 or any later version published by the Free Software
+     Foundation; with no Invariant Sections, with no Front-Cover Texts,
+     and with no Back-Cover Texts.  A copy of the license is included
+     in the section entitled ``GNU Free Documentation License''.
+   -->
+<meta http-equiv="Content-Style-Type" content="text/css">
+<style type="text/css"><!--
+  pre.display { font-family:inherit }
+  pre.format  { font-family:inherit }
+  pre.smalldisplay { font-family:inherit; font-size:smaller }
+  pre.smallformat  { font-family:inherit; font-size:smaller }
+  pre.smallexample { font-size:smaller }
+  pre.smalllisp    { font-size:smaller }
+  span.sc    { font-variant:small-caps }
+  span.roman { font-family:serif; font-weight:normal; } 
+  span.sansserif { font-family:sans-serif; font-weight:normal; } 
+--></style>
+</head>
+<body>
+<div class="node">
+<a name="File-and-Directory-Selection"></a>
+<p>
+Next:&nbsp;<a rel="next" accesskey="n" 
href="Other-Options.html#Other-Options">Other Options</a>,
+Previous:&nbsp;<a rel="previous" accesskey="p" 
href="Context-Line-Control.html#Context-Line-Control">Context Line Control</a>,
+Up:&nbsp;<a rel="up" accesskey="u" 
href="Command_002dline-Options.html#Command_002dline-Options">Command-line 
Options</a>
+<hr>
+</div>
+
+<h4 class="subsection">2.1.6 File and Directory Selection</h4>
+
+     <dl>
+<dt>&lsquo;<samp><span 
class="samp">-a</span></samp>&rsquo;<dt>&lsquo;<samp><span 
class="samp">--text</span></samp>&rsquo;<dd><a name="index-g_t_002da-88"></a><a 
name="index-g_t_002d_002dtext-89"></a><a 
name="index-suppress-binary-data-90"></a><a 
name="index-binary-files-91"></a>Process a binary file as if it were text;
+this is equivalent to the &lsquo;<samp><span 
class="samp">--binary-files=text</span></samp>&rsquo; option.
+
+     <dt>&lsquo;<samp><span 
class="samp">--binary-files=</span><var>type</var></samp>&rsquo;<dd><a 
name="index-g_t_002d_002dbinary_002dfiles-92"></a><a 
name="index-binary-files-93"></a>If the first few bytes of a file indicate that 
the file contains binary data,
+assume that the file is of type <var>type</var>. 
+By default, <var>type</var> is &lsquo;<samp><span 
class="samp">binary</span></samp>&rsquo;,
+and <samp><span class="command">grep</span></samp> normally outputs either
+a one-line message saying that a binary file matches,
+or no message if there is no match. 
+If <var>type</var> is &lsquo;<samp><span 
class="samp">without-match</span></samp>&rsquo;,
+<samp><span class="command">grep</span></samp> assumes that a binary file does 
not match;
+this is equivalent to the &lsquo;<samp><span 
class="samp">-I</span></samp>&rsquo; option. 
+If <var>type</var> is &lsquo;<samp><span 
class="samp">text</span></samp>&rsquo;,
+<samp><span class="command">grep</span></samp> processes a binary file as if 
it were text;
+this is equivalent to the &lsquo;<samp><span 
class="samp">-a</span></samp>&rsquo; option. 
+<em>Warning:</em> &lsquo;<samp><span 
class="samp">--binary-files=text</span></samp>&rsquo; might output binary 
garbage,
+which can have nasty side effects
+if the output is a terminal and
+if the terminal driver interprets some of it as commands.
+
+     <br><dt>&lsquo;<samp><span class="samp">-D 
</span><var>action</var></samp>&rsquo;<dt>&lsquo;<samp><span 
class="samp">--devices=</span><var>action</var></samp>&rsquo;<dd><a 
name="index-g_t_002dD-94"></a><a name="index-g_t_002d_002ddevices-95"></a><a 
name="index-device-search-96"></a>If an input file is a device, FIFO, or 
socket, use <var>action</var> to process it. 
+By default, <var>action</var> is &lsquo;<samp><span 
class="samp">read</span></samp>&rsquo;,
+which means that devices are read just as if they were ordinary files. 
+If <var>action</var> is &lsquo;<samp><span 
class="samp">skip</span></samp>&rsquo;,
+devices, FIFOs, and sockets are silently skipped.
+
+     <br><dt>&lsquo;<samp><span class="samp">-d 
</span><var>action</var></samp>&rsquo;<dt>&lsquo;<samp><span 
class="samp">--directories=</span><var>action</var></samp>&rsquo;<dd><a 
name="index-g_t_002dd-97"></a><a 
name="index-g_t_002d_002ddirectories-98"></a><a 
name="index-directory-search-99"></a>If an input file is a directory, use 
<var>action</var> to process it. 
+By default, <var>action</var> is &lsquo;<samp><span 
class="samp">read</span></samp>&rsquo;,
+which means that directories are read just as if they were ordinary files
+(some operating systems and file systems disallow this,
+and will cause <samp><span class="command">grep</span></samp>
+to print error messages for every directory or silently skip them). 
+If <var>action</var> is &lsquo;<samp><span 
class="samp">skip</span></samp>&rsquo;, directories are silently skipped. 
+If <var>action</var> is &lsquo;<samp><span 
class="samp">recurse</span></samp>&rsquo;,
+<samp><span class="command">grep</span></samp> reads all files under each 
directory, recursively;
+this is equivalent to the &lsquo;<samp><span 
class="samp">-r</span></samp>&rsquo; option.
+
+     <br><dt>&lsquo;<samp><span 
class="samp">--exclude=</span><var>glob</var></samp>&rsquo;<dd><a 
name="index-g_t_002d_002dexclude-100"></a><a 
name="index-exclude-files-101"></a><a 
name="index-searching-directory-trees-102"></a>Skip files whose base name 
matches <var>glob</var>
+(using wildcard matching). 
+A file-name glob can use
+&lsquo;<samp><span class="samp">*</span></samp>&rsquo;, &lsquo;<samp><span 
class="samp">?</span></samp>&rsquo;, and &lsquo;<samp><span 
class="samp">[</span></samp>&rsquo;...&lsquo;<samp><span 
class="samp">]</span></samp>&rsquo; as wildcards,
+and <code>\</code> to quote a wildcard or backslash character literally.
+
+     <br><dt>&lsquo;<samp><span 
class="samp">--exclude-from=</span><var>file</var></samp>&rsquo;<dd><a 
name="index-g_t_002d_002dexclude_002dfrom-103"></a><a 
name="index-exclude-files-104"></a><a 
name="index-searching-directory-trees-105"></a>Skip files whose base name 
matches any of the file-name globs
+read from <var>file</var> (using wildcard matching as described
+under &lsquo;<samp><span class="samp">--exclude</span></samp>&rsquo;).
+
+     <br><dt>&lsquo;<samp><span 
class="samp">--exclude-dir=</span><var>dir</var></samp>&rsquo;<dd><a 
name="index-g_t_002d_002dexclude_002ddir-106"></a><a 
name="index-exclude-directories-107"></a>Exclude directories matching the 
pattern <var>dir</var> from recursive
+directory searches.
+
+     <br><dt>&lsquo;<samp><span 
class="samp">-I</span></samp>&rsquo;<dd>Process a binary file as if it did not 
contain matching data;
+this is equivalent to the &lsquo;<samp><span 
class="samp">--binary-files=without-match</span></samp>&rsquo; option.
+
+     <br><dt>&lsquo;<samp><span 
class="samp">--include=</span><var>glob</var></samp>&rsquo;<dd><a 
name="index-g_t_002d_002dinclude-108"></a><a 
name="index-include-files-109"></a><a 
name="index-searching-directory-trees-110"></a>Search only files whose base 
name matches <var>glob</var>
+(using wildcard matching as described under &lsquo;<samp><span 
class="samp">--exclude</span></samp>&rsquo;).
+
+     <br><dt>&lsquo;<samp><span 
class="samp">-r</span></samp>&rsquo;<dt>&lsquo;<samp><span 
class="samp">-R</span></samp>&rsquo;<dt>&lsquo;<samp><span 
class="samp">--recursive</span></samp>&rsquo;<dd><a 
name="index-g_t_002dr-111"></a><a 
name="index-g_t_002d_002drecursive-112"></a><a 
name="index-recursive-search-113"></a><a 
name="index-searching-directory-trees-114"></a>For each directory mentioned on 
the command line,
+read and process all files in that directory, recursively. 
+This is the same as the &lsquo;<samp><span 
class="samp">--directories=recurse</span></samp>&rsquo; option.
+
+</dl>
+
+   </body></html>
+




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