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<a name="Files"></a>
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<a name="Files-1"></a>
<h1 class="chapter">22. Files</h1>

<dl compact="compact">
<dt> &lsquo;<tt>-lfl</tt>&rsquo;</dt>
<dd><p>library with which scanners must be linked.
</p>
</dd>
<dt> &lsquo;<tt>lex.yy.c</tt>&rsquo;</dt>
<dd><p>generated scanner (called &lsquo;<tt>lexyy.c</tt>&rsquo; on some systems).
</p>
</dd>
<dt> &lsquo;<tt>lex.yy.cc</tt>&rsquo;</dt>
<dd><p>generated C++ scanner class, when using &lsquo;<samp>-+</samp>&rsquo;.
</p>
</dd>
<dt> &lsquo;<tt>&lt;FlexLexer.h&gt;</tt>&rsquo;</dt>
<dd><p>header file defining the C++ scanner base class,
<code>FlexLexer</code>, and its derived class, <code>yyFlexLexer</code>.
</p>
</dd>
<dt> &lsquo;<tt>flex.skl</tt>&rsquo;</dt>
<dd><p>skeleton scanner.  This file is only used when
building flex, not when flex executes.
</p>
</dd>
<dt> &lsquo;<tt>lex.backup</tt>&rsquo;</dt>
<dd><p>backing-up information for &lsquo;<samp>-b</samp>&rsquo; flag (called &lsquo;<tt>lex.bck</tt>&rsquo;
on some systems).
</p></dd>
</dl>

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