2018-12-21 11:20:43 +01:00
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<!DOCTYPE html>
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2006-09-11 04:19:00 +00:00
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the License. You may obtain a copy of the License at
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2019-05-25 13:41:47 +02:00
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https://www.apache.org/licenses/LICENSE-2.0
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2006-09-11 04:19:00 +00:00
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Unless required by applicable law or agreed to in writing, software
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2018-12-21 11:20:43 +01:00
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<html lang="en">
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2001-02-13 12:32:01 +00:00
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<head>
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2005-04-29 18:58:16 +00:00
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<link rel="stylesheet" type="text/css" href="../stylesheets/style.css">
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2002-02-03 22:00:42 +00:00
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<title>Patch Task</title>
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2001-02-13 12:32:01 +00:00
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</head>
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<body>
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2018-01-22 23:52:21 +01:00
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<h2 id="patch">Patch</h2>
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<h3>Description</h3>
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<p>Applies a diff file to originals. Requires <kbd>patch</kbd> to be on the execution path.</p>
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<h3>Parameters</h3>
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<table class="attr">
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<tr>
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<th scope="col">Attribute</th>
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<th scope="col">Description</th>
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<th scope="col">Required</th>
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</tr>
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<tr>
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<td>patchfile</td>
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<td>the file that includes the diff output</td>
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<td>Yes</td>
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</tr>
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<tr>
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<td>originalfile</td>
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<td>the file to patch</td>
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<td>No; tries to guess it from the diff file</td>
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</tr>
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<tr>
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<td>destfile</td>
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<td>the file to send the output to instead of patching the file(s) in place. <em>since Apache
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Ant 1.6</em></td>
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<td>No</td>
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</tr>
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<tr>
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<td>backups</td>
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<td>Keep backups of the unpatched files</td>
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<td>No</td>
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</tr>
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<tr>
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<td>quiet</td>
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<td>Work silently unless an error occurs</td>
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<td>No</td>
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</tr>
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<tr>
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<td>reverse</td>
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<td>Assume patch was created with old and new files swapped.</td>
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<td>No</td>
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</tr>
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<tr>
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<td>ignorewhitespace</td>
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<td>Ignore whitespace differences.</td>
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<td>No</td>
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</tr>
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<tr>
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<td>strip</td>
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<td>Strip the smallest prefix containing <q>num</q> leading slashes from filenames.</td>
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<td>No</td>
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</tr>
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<tr>
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<td>dir</td>
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<td>The directory in which to run the <code>patch</code> command.</td>
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<td>No; default is the project's <var>basedir</var></td>
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</tr>
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<tr>
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<td>failonerror</td>
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<td>Stop the build process if the command exits with a return code signaling failure. <em>since
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Ant 1.8.0</em></td>
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<td>No; defaults to <q>false</q></td>
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</tr>
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</table>
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<h3>Examples</h3>
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<p>Apply the diff included in <samp>module.1.0-1.1.patch</samp> to the files in base directory
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guessing the filename(s) from the diff output.</p>
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<pre><patch patchfile="module.1.0-1.1.patch"/></pre>
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<p>Here, one leading directory part will be removed:</p>
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<pre><patch patchfile="module.1.0-1.1.patch" strip="1"/></pre>
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<p>i.e. if the diff output looked like</p>
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<pre>
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--- a/mod1.0/A Mon Jun 5 17:28:41 2000
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+++ a/mod1.1/A Mon Jun 5 17:28:49 2000</pre>
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<p>the leading <samp>a/</samp> will be stripped.</p>
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</body>
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</html>
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