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<title>Debugging with GDB: unlink</title>
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Next: <a href="stat_002ffstat.html#stat_002ffstat" accesskey="n" rel="next">stat/fstat</a>, Previous: <a href="rename.html#rename" accesskey="p" rel="previous">rename</a>, Up: <a href="List-of-Supported-Calls.html#List-of-Supported-Calls" accesskey="u" rel="up">List of Supported Calls</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>
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<a name="unlink-1"></a>
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<h4 class="unnumberedsubsubsec">unlink</h4>
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<a name="index-unlink_002c-file_002di_002fo-system-call"></a>
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<dl compact="compact">
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<dt>Synopsis:</dt>
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<dd><div class="smallexample">
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<pre class="smallexample">int unlink(const char *pathname);
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</pre></div>
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</dd>
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<dt>Request:</dt>
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<dd><p>‘<samp>Funlink,<var>pathnameptr</var>/<var>len</var></samp>’
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</p>
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</dd>
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<dt>Return value:</dt>
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<dd><p>On success, zero is returned. On error, -1 is returned.
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</p>
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</dd>
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<dt>Errors:</dt>
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<dd>
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<dl compact="compact">
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<dt><code>EACCES</code></dt>
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<dd><p>No access to the file or the path of the file.
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</p>
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</dd>
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<dt><code>EPERM</code></dt>
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<dd><p>The system does not allow unlinking of directories.
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</p>
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</dd>
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<dt><code>EBUSY</code></dt>
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<dd><p>The file <var>pathname</var> cannot be unlinked because it’s
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being used by another process.
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</p>
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</dd>
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<dt><code>EFAULT</code></dt>
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<dd><p><var>pathnameptr</var> is an invalid pointer value.
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</p>
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</dd>
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<dt><code>ENAMETOOLONG</code></dt>
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<dd><p><var>pathname</var> was too long.
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</p>
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</dd>
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<dt><code>ENOENT</code></dt>
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<dd><p>A directory component in <var>pathname</var> does not exist.
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</p>
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</dd>
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<dt><code>ENOTDIR</code></dt>
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<dd><p>A component of the path is not a directory.
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</p>
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</dd>
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<dt><code>EROFS</code></dt>
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<dd><p>The file is on a read-only filesystem.
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</p>
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</dd>
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<dt><code>EINTR</code></dt>
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<dd><p>The call was interrupted by the user.
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</p></dd>
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</dl>
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</dd>
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</dl>
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