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95 lines
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<a name="fcloseall"></a>
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<p>
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Next: <a href="fdopen.html#fdopen" accesskey="n" rel="next">fdopen</a>, Previous: <a href="fclose.html#fclose" accesskey="p" rel="prev">fclose</a>, Up: <a href="Stdio.html#Stdio" accesskey="u" rel="up">Stdio</a> [<a href="Document-Index.html#SEC_Contents" title="Table of contents" rel="contents">Contents</a>][<a href="Document-Index.html#Document-Index" title="Index" rel="index">Index</a>]</p>
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<a name="fcloseall_002d_002d_002dclose-all-files"></a>
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<h3 class="section">4.5 <code>fcloseall</code>—close all files</h3>
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<a name="index-fcloseall"></a>
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<a name="index-_005ffcloseall_005fr"></a>
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<p><strong>Synopsis</strong>
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</p><div class="example">
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<pre class="example">#include <stdio.h>
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int fcloseall(void);
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int _fcloseall_r (struct _reent *<var>ptr</var>);
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</pre></div>
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<p><strong>Description</strong><br>
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<code>fcloseall</code> closes all files in the current reentrancy struct’s domain.
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The function <code>_fcloseall_r</code> is the same function, except the reentrancy
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struct is passed in as the <var>ptr</var> argument.
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</p>
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<p>This function is not recommended as it closes all streams, including
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the std streams.
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</p>
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<br>
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<p><strong>Returns</strong><br>
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<code>fclose</code> returns <code>0</code> if all closes are successful. Otherwise,
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EOF is returned.
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</p>
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<br>
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<p><strong>Portability</strong><br>
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<code>fcloseall</code> is a glibc extension.
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</p>
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<p>Required OS subroutines: <code>close</code>, <code>fstat</code>, <code>isatty</code>, <code>lseek</code>,
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<code>read</code>, <code>sbrk</code>, <code>write</code>.
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