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+<head>
+<title>Debugging with GDB: Screen Size</title>
+
+<meta name="description" content="Debugging with GDB: Screen Size">
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+<a name="Screen-Size"></a>
+<div class="header">
+<p>
+Next: <a href="Output-Styling.html#Output-Styling" accesskey="n" rel="next">Output Styling</a>, Previous: <a href="Command-History.html#Command-History" accesskey="p" rel="previous">Command History</a>, Up: <a href="Controlling-GDB.html#Controlling-GDB" accesskey="u" rel="up">Controlling GDB</a> &nbsp; [<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>
+</div>
+<hr>
+<a name="Screen-Size-1"></a>
+<h3 class="section">22.4 Screen Size</h3>
+<a name="index-size-of-screen"></a>
+<a name="index-screen-size"></a>
+<a name="index-pagination"></a>
+<a name="index-page-size"></a>
+<a name="index-pauses-in-output"></a>
+
+<p>Certain commands to <small>GDB</small> may produce large amounts of
+information output to the screen. To help you read all of it,
+<small>GDB</small> pauses and asks you for input at the end of each page of
+output. Type <tt class="key">RET</tt> when you want to see one more page of output,
+<kbd>q</kbd> to discard the remaining output, or <kbd>c</kbd> to continue
+without paging for the rest of the current command. Also, the screen
+width setting determines when to wrap lines of output. Depending on
+what is being printed, <small>GDB</small> tries to break the line at a
+readable place, rather than simply letting it overflow onto the
+following line.
+</p>
+<p>Normally <small>GDB</small> knows the size of the screen from the terminal
+driver software. For example, on Unix <small>GDB</small> uses the termcap data base
+together with the value of the <code>TERM</code> environment variable and the
+<code>stty rows</code> and <code>stty cols</code> settings. If this is not correct,
+you can override it with the <code>set height</code> and <code>set
+width</code> commands:
+</p>
+<dl compact="compact">
+<dd><a name="index-set-height"></a>
+<a name="index-set-width"></a>
+<a name="index-show-width"></a>
+<a name="index-show-height"></a>
+</dd>
+<dt><code>set height <var>lpp</var></code></dt>
+<dt><code>set height unlimited</code></dt>
+<dt><code>show height</code></dt>
+<dt><code>set width <var>cpl</var></code></dt>
+<dt><code>set width unlimited</code></dt>
+<dt><code>show width</code></dt>
+<dd><p>These <code>set</code> commands specify a screen height of <var>lpp</var> lines and
+a screen width of <var>cpl</var> characters. The associated <code>show</code>
+commands display the current settings.
+</p>
+<p>If you specify a height of either <code>unlimited</code> or zero lines,
+<small>GDB</small> does not pause during output no matter how long the
+output is. This is useful if output is to a file or to an editor
+buffer.
+</p>
+<p>Likewise, you can specify &lsquo;<samp>set width unlimited</samp>&rsquo; or &lsquo;<samp>set
+width 0</samp>&rsquo; to prevent <small>GDB</small> from wrapping its output.
+</p>
+</dd>
+<dt><code>set pagination on</code></dt>
+<dt><code>set pagination off</code></dt>
+<dd><a name="index-set-pagination"></a>
+<p>Turn the output pagination on or off; the default is on. Turning
+pagination off is the alternative to <code>set height unlimited</code>. Note that
+running <small>GDB</small> with the <samp>--batch</samp> option (see <a href="Mode-Options.html#Mode-Options">-batch</a>) also automatically disables pagination.
+</p>
+</dd>
+<dt><code>show pagination</code></dt>
+<dd><a name="index-show-pagination"></a>
+<p>Show the current pagination mode.
+</p></dd>
+</dl>
+
+<hr>
+<div class="header">
+<p>
+Next: <a href="Output-Styling.html#Output-Styling" accesskey="n" rel="next">Output Styling</a>, Previous: <a href="Command-History.html#Command-History" accesskey="p" rel="previous">Command History</a>, Up: <a href="Controlling-GDB.html#Controlling-GDB" accesskey="u" rel="up">Controlling GDB</a> &nbsp; [<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>
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+
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+</html>