1<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> 2<html> 3<!-- Copyright (C) 1994-2021 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 no 8Invariant Sections, with no Front-Cover Texts, and with no Back-Cover 9Texts. A copy of the license is included in the section entitled "GNU 10Free Documentation License". --> 11<!-- Created by GNU Texinfo 5.1, http://www.gnu.org/software/texinfo/ --> 12<head> 13<title>GDB’s Obsolete Annotations: Displays</title> 14 15<meta name="description" content="GDB’s Obsolete Annotations: Displays"> 16<meta name="keywords" content="GDB’s Obsolete Annotations: Displays"> 17<meta name="resource-type" content="document"> 18<meta name="distribution" content="global"> 19<meta name="Generator" content="makeinfo"> 20<meta http-equiv="Content-Type" content="text/html; charset=utf-8"> 21<link href="index.html#Top" rel="start" title="Top"> 22<link href="index.html#SEC_Contents" rel="contents" title="Table of Contents"> 23<link href="index.html#Top" rel="up" title="Top"> 24<link href="Prompting.html#Prompting" rel="next" title="Prompting"> 25<link href="Frame-Annotations.html#Frame-Annotations" rel="previous" title="Frame Annotations"> 26<style type="text/css"> 27<!-- 28a.summary-letter {text-decoration: none} 29blockquote.smallquotation {font-size: smaller} 30div.display {margin-left: 3.2em} 31div.example {margin-left: 3.2em} 32div.indentedblock {margin-left: 3.2em} 33div.lisp {margin-left: 3.2em} 34div.smalldisplay {margin-left: 3.2em} 35div.smallexample {margin-left: 3.2em} 36div.smallindentedblock {margin-left: 3.2em; font-size: smaller} 37div.smalllisp {margin-left: 3.2em} 38kbd {font-style:oblique} 39pre.display {font-family: inherit} 40pre.format {font-family: inherit} 41pre.menu-comment {font-family: serif} 42pre.menu-preformatted {font-family: serif} 43pre.smalldisplay {font-family: inherit; font-size: smaller} 44pre.smallexample {font-size: smaller} 45pre.smallformat {font-family: inherit; font-size: smaller} 46pre.smalllisp {font-size: smaller} 47span.nocodebreak {white-space:nowrap} 48span.nolinebreak {white-space:nowrap} 49span.roman {font-family:serif; font-weight:normal} 50span.sansserif {font-family:sans-serif; font-weight:normal} 51ul.no-bullet {list-style: none} 52--> 53</style> 54 55 56</head> 57 58<body lang="en" bgcolor="#FFFFFF" text="#000000" link="#0000FF" vlink="#800080" alink="#FF0000"> 59<a name="Displays"></a> 60<div class="header"> 61<p> 62Next: <a href="Prompting.html#Prompting" accesskey="n" rel="next">Prompting</a>, Previous: <a href="Frame-Annotations.html#Frame-Annotations" accesskey="p" rel="previous">Frame Annotations</a>, Up: <a href="index.html#Top" accesskey="u" rel="up">Top</a> [<a href="index.html#SEC_Contents" title="Table of contents" rel="contents">Contents</a>]</p> 63</div> 64<hr> 65<a name="Displays-1"></a> 66<h2 class="chapter">7 Displays</h2> 67 68<p><em>Display Annotations have been removed. <small>GDB/MI</small> instead 69provides Variable Objects.</em> 70</p> 71<a name="index-display_002dbegin"></a> 72<a name="index-display_002dnumber_002dend"></a> 73<a name="index-display_002dformat"></a> 74<a name="index-display_002dexpression"></a> 75<a name="index-display_002dexpression_002dend"></a> 76<a name="index-display_002dvalue"></a> 77<a name="index-display_002dend"></a> 78<a name="index-annotations-for-display"></a> 79<p>When <small>GDB</small> is told to display something using the <code>display</code> command, 80the results of the display are annotated: 81</p> 82<div class="smallexample"> 83<pre class="smallexample">^Z^Zdisplay-begin 84<var>number</var> 85^Z^Zdisplay-number-end 86<var>number-separator</var> 87^Z^Zdisplay-format 88<var>format</var> 89^Z^Zdisplay-expression 90<var>expression</var> 91^Z^Zdisplay-expression-end 92<var>expression-separator</var> 93^Z^Zdisplay-value 94<var>value</var> 95^Z^Zdisplay-end 96</pre></div> 97 98<p>where <var>number</var> is the number of the display, <var>number-separator</var> 99is intended to separate the number from what follows for the user, 100<var>format</var> includes information such as the size, format, or other 101information about how the value is being displayed, <var>expression</var> is 102the expression being displayed, <var>expression-separator</var> is intended 103to separate the expression from the text that follows for the user, 104and <var>value</var> is the actual value being displayed. 105</p> 106 107 108 109</body> 110</html> 111