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| 2 |
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| 3 | <head>
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| 4 | <meta http-equiv="Content-Language" content="en-us">
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| 5 | <title>GUnzip/BUnzip2 Task</title>
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| 6 | <link rel="stylesheet" type="text/css" href="../stylesheets/antmanual.css">
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| 7 | </head>
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| 8 |
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| 9 | <body>
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| 10 |
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| 11 | <h2><a name="unpack">GUnzip/BUnzip2</a></h2>
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| 12 | <h3>Description</h3>
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| 13 | <p>Expands a file packed using GZip or BZip2.</p>
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| 14 |
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| 15 | <p>If <i>dest</i> is a directory the name of the destination file is
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| 16 | the same as <i>src</i> (with the ".gz" or ".bz2"
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| 17 | extension removed if present). If <i>dest</i> is omitted, the parent
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| 18 | dir of <i>src</i> is taken. The file is only expanded if the source
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| 19 | file is newer than the destination file, or when the destination file
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| 20 | does not exist.</p>
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| 21 |
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| 22 | <h3>Parameters</h3>
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| 23 | <table border="1" cellpadding="2" cellspacing="0">
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| 24 | <tr>
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| 25 | <td valign="top"><b>Attribute</b></td>
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| 26 | <td valign="top"><b>Description</b></td>
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| 27 | <td align="center" valign="top"><b>Required</b></td>
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| 28 | </tr>
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| 29 | <tr>
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| 30 | <td valign="top">src</td>
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| 31 | <td valign="top">the file to expand.</td>
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| 32 | <td align="center" valign="top">Yes</td>
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| 33 | </tr>
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| 34 | <tr>
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| 35 | <td valign="top">dest</td>
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| 36 | <td valign="top">the destination file or directory.</td>
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| 37 | <td align="center" valign="top">No</td>
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| 38 | </tr>
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| 39 | </table>
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| 40 | <h3>Examples</h3>
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| 41 | <blockquote><pre>
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| 42 | <gunzip src="test.tar.gz"/>
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| 43 | </pre></blockquote>
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| 44 | <p>expands <i>test.tar.gz</i> to <i>test.tar</i></p>
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| 45 | <blockquote><pre>
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| 46 | <bunzip2 src="test.tar.bz2"/>
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| 47 | </pre></blockquote>
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| 48 | <p>expands <i>test.tar.bz2</i> to <i>test.tar</i></p>
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| 49 | <blockquote><pre>
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| 50 | <gunzip src="test.tar.gz" dest="test2.tar"/>
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| 51 | </pre></blockquote>
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| 52 | <p>expands <i>test.tar.gz</i> to <i>test2.tar</i></p>
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| 53 | <blockquote><pre>
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| 54 | <gunzip src="test.tar.gz" dest="subdir"/>
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| 55 | </pre></blockquote>
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| 56 | <p>expands <i>test.tar.gz</i> to <i>subdir/test.tar</i> (assuming
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| 57 | subdir is a directory).</p>
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| 58 |
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| 59 | <hr>
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| 60 | <p align="center">Copyright © 2000-2001,2004-2005 The Apache Software Foundation. All rights
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| 61 | Reserved.</p>
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| 62 |
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| 63 | </body>
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| 64 | </html>
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