10 lines
2.2 KiB
HTML
10 lines
2.2 KiB
HTML
<?xml version="1.0" encoding="ISO-8859-1" standalone="no"?>
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<html xmlns="http://www.w3.org/1999/xhtml"><head><title>patch space</title><link rel="stylesheet" href="../../jargon.css" type="text/css"/><meta name="generator" content="DocBook XSL Stylesheets V1.61.0"/><link rel="home" href="../index.html" title="The Jargon File"/><link rel="up" href="../P.html" title="P"/><link rel="previous" href="patch-pumpkin.html" title="patch pumpkin"/><link rel="next" href="path.html" title="path"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">patch space</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="patch-pumpkin.html">Prev</a> </td><th width="60%" align="center">P</th><td width="20%" align="right"> <a accesskey="n" href="path.html">Next</a></td></tr></table><hr/></div><dt><a id="patch-space"/><dt xmlns="" id="patch-space"><b>patch space</b>: <span xmlns="http://www.w3.org/1999/xhtml" class="grammar">n.</span></dt></dt><dd><p> An unused block of bits left in a binary so that it can later be
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modified by insertion of machine-language instructions there (typically,
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the patch space is modified to contain new code, and the superseded code is
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patched to contain a jump or call to the patch space). The near-universal
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use of compilers and interpreters has made this term rare; it is now
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primarily historical outside IBM shops. See <a href="patch.html"><i class="glossterm">patch</i></a>
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(sense 4), <a href="../Z/zap.html"><i class="glossterm">zap</i></a> (sense 4),
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<a href="../H/hook.html"><i class="glossterm">hook</i></a>.</p></dd><div class="navfooter"><hr/><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="patch-pumpkin.html">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="../P.html">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="path.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top">patch pumpkin </td><td width="20%" align="center"><a accesskey="h" href="../index.html">Home</a></td><td width="40%" align="right" valign="top"> path</td></tr></table></div></body></html>
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