1<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> 2<html> 3<!-- Copyright (C) 1988-2021 Free Software Foundation, Inc. 4 5Permission is granted to copy, distribute and/or modify this document 6under the terms of the GNU Free Documentation License, Version 1.3 or 7any later version published by the Free Software Foundation; with the 8Invariant Sections being "Free Software" and "Free Software Needs 9Free Documentation", with the Front-Cover Texts being "A GNU Manual," 10and with the Back-Cover Texts as in (a) below. 11 12(a) The FSF's Back-Cover Text is: "You are free to copy and modify 13this GNU Manual. Buying copies from GNU Press supports the FSF in 14developing GNU and promoting software freedom." --> 15<!-- Created by GNU Texinfo 5.1, http://www.gnu.org/software/texinfo/ --> 16<head> 17<title>Debugging with GDB: Guile Printing Module</title> 18 19<meta name="description" content="Debugging with GDB: Guile Printing Module"> 20<meta name="keywords" content="Debugging with GDB: Guile Printing Module"> 21<meta name="resource-type" content="document"> 22<meta name="distribution" content="global"> 23<meta name="Generator" content="makeinfo"> 24<meta http-equiv="Content-Type" content="text/html; charset=utf-8"> 25<link href="index.html#Top" rel="start" title="Top"> 26<link href="Concept-Index.html#Concept-Index" rel="index" title="Concept Index"> 27<link href="index.html#SEC_Contents" rel="contents" title="Table of Contents"> 28<link href="Guile-Modules.html#Guile-Modules" rel="up" title="Guile Modules"> 29<link href="Guile-Types-Module.html#Guile-Types-Module" rel="next" title="Guile Types Module"> 30<link href="Guile-Modules.html#Guile-Modules" rel="previous" title="Guile Modules"> 31<style type="text/css"> 32<!-- 33a.summary-letter {text-decoration: none} 34blockquote.smallquotation {font-size: smaller} 35div.display {margin-left: 3.2em} 36div.example {margin-left: 3.2em} 37div.indentedblock {margin-left: 3.2em} 38div.lisp {margin-left: 3.2em} 39div.smalldisplay {margin-left: 3.2em} 40div.smallexample {margin-left: 3.2em} 41div.smallindentedblock {margin-left: 3.2em; font-size: smaller} 42div.smalllisp {margin-left: 3.2em} 43kbd {font-style:oblique} 44pre.display {font-family: inherit} 45pre.format {font-family: inherit} 46pre.menu-comment {font-family: serif} 47pre.menu-preformatted {font-family: serif} 48pre.smalldisplay {font-family: inherit; font-size: smaller} 49pre.smallexample {font-size: smaller} 50pre.smallformat {font-family: inherit; font-size: smaller} 51pre.smalllisp {font-size: smaller} 52span.nocodebreak {white-space:nowrap} 53span.nolinebreak {white-space:nowrap} 54span.roman {font-family:serif; font-weight:normal} 55span.sansserif {font-family:sans-serif; font-weight:normal} 56ul.no-bullet {list-style: none} 57--> 58</style> 59 60 61</head> 62 63<body lang="en" bgcolor="#FFFFFF" text="#000000" link="#0000FF" vlink="#800080" alink="#FF0000"> 64<a name="Guile-Printing-Module"></a> 65<div class="header"> 66<p> 67Next: <a href="Guile-Types-Module.html#Guile-Types-Module" accesskey="n" rel="next">Guile Types Module</a>, Up: <a href="Guile-Modules.html#Guile-Modules" accesskey="u" rel="up">Guile Modules</a> [<a href="index.html#SEC_Contents" title="Table of contents" rel="contents">Contents</a>][<a href="Concept-Index.html#Concept-Index" title="Index" rel="index">Index</a>]</p> 68</div> 69<hr> 70<a name="Guile-Printing-Module-1"></a> 71<h4 class="subsubsection">23.3.5.1 Guile Printing Module</h4> 72 73<p>This module provides a collection of utilities for working with 74pretty-printers. 75</p> 76<p>Usage: 77</p> 78<div class="smallexample"> 79<pre class="smallexample">(use-modules (gdb printing)) 80</pre></div> 81 82<dl> 83<dt><a name="index-prepend_002dpretty_002dprinter_0021"></a>Scheme Procedure: <strong>prepend-pretty-printer!</strong> <em>object printer</em></dt> 84<dd><p>Add <var>printer</var> to the front of the list of pretty-printers for 85<var>object</var>. The <var>object</var> must either be a <code><gdb:objfile></code> object, 86or <code>#f</code> in which case <var>printer</var> is added to the global list of 87printers. 88</p></dd></dl> 89 90<dl> 91<dt><a name="index-append_002dpretty_002dprinter_0021"></a>Scheme Procecure: <strong>append-pretty-printer!</strong> <em>object printer</em></dt> 92<dd><p>Add <var>printer</var> to the end of the list of pretty-printers for 93<var>object</var>. The <var>object</var> must either be a <code><gdb:objfile></code> object, 94or <code>#f</code> in which case <var>printer</var> is added to the global list of 95printers. 96</p></dd></dl> 97 98 99 100 101</body> 102</html> 103