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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
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<h1>luaposix 36.3</h1>
<ul>
<li><a href="../index.html">Index</a></li>
</ul>
<h2>Contents</h2>
<ul>
<li><a href="#Functions">Functions</a></li>
<li><a href="#Constants">Constants </a></li>
</ul>
<h2>Modules</h2>
<ul class="nowrap">
<li><a href="../modules/posix.html">posix</a></li>
<li><a href="../modules/posix.ctype.html">posix.ctype</a></li>
<li><a href="../modules/posix.dirent.html">posix.dirent</a></li>
<li><a href="../modules/posix.errno.html">posix.errno</a></li>
<li><a href="../modules/posix.fcntl.html">posix.fcntl</a></li>
<li><a href="../modules/posix.fnmatch.html">posix.fnmatch</a></li>
<li><strong>posix.glob</strong></li>
<li><a href="../modules/posix.grp.html">posix.grp</a></li>
<li><a href="../modules/posix.libgen.html">posix.libgen</a></li>
<li><a href="../modules/posix.poll.html">posix.poll</a></li>
<li><a href="../modules/posix.pwd.html">posix.pwd</a></li>
<li><a href="../modules/posix.sched.html">posix.sched</a></li>
<li><a href="../modules/posix.signal.html">posix.signal</a></li>
<li><a href="../modules/posix.stdio.html">posix.stdio</a></li>
<li><a href="../modules/posix.stdlib.html">posix.stdlib</a></li>
<li><a href="../modules/posix.sys.msg.html">posix.sys.msg</a></li>
<li><a href="../modules/posix.sys.resource.html">posix.sys.resource</a></li>
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<li><a href="../examples/fork2.lua.html">fork2.lua</a></li>
<li><a href="../examples/getopt.lua.html">getopt.lua</a></li>
<li><a href="../examples/glob.lua.html">glob.lua</a></li>
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<li><a href="../examples/poll.lua.html">poll.lua</a></li>
<li><a href="../examples/rt_sched.lua.html">rt_sched.lua</a></li>
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<h1>Module <code>posix.glob</code></h1>
<p>Generate pathnames matching a shell-style pattern.</p>
<p> Functions generating a table of filenames that match a shell-style
pattern string.</p>
<h2><a href="#Functions">Functions</a></h2>
<table class="function_list">
<tr>
<td class="name" nowrap><a href="#glob">glob ([pat="*"], flags)</a></td>
<td class="summary">Find all files in this directory matching a shell pattern.</td>
</tr>
</table>
<h2><a href="#Constants">Constants </a></h2>
<table class="function_list">
<tr>
<td class="name" nowrap><a href="#posix.glob">posix.glob</a></td>
<td class="summary">Glob constants.</td>
</tr>
</table>
<br/>
<br/>
<h2 class="section-header "><a name="Functions"></a>Functions</h2>
<dl class="function">
<dt>
<a name = "glob"></a>
<strong>glob ([pat="*"], flags)</strong>
</dt>
<dd>
Find all files in this directory matching a shell pattern.
<h3>Parameters:</h3>
<ul>
<li><span class="parameter">pat</span>
<span class="types"><a class="type" href="https://www.lua.org/manual/5.4/manual.html#6.4">string</a></span>
shell glob pattern
(<em>default</em> "*")
</li>
<li><span class="parameter">flags</span>
bitwise inclusive OR of zero or more of <code>GLOB_ERR</code>, <code>GLOB_MARK</code>
and <code>GLOB_NOCHECK</code>
</li>
</ul>
<h3>Returns:</h3>
<ol>
<span class="types"><a class="type" href="https://www.lua.org/manual/5.4/manual.html#6.6">table</a></span>
matching filenames, if successful
</ol>
<h3>Or</h3>
<ol>
<li>
<span class="types"><span class="type">nil</span></span>
</li>
<li>
<span class="types"><span class="type">one</span></span>
of <code>GLOB_ABORTED</code>, <code>GLOB_NOMATCH</code> or <code>GLOB_NOSPACE</code></li>
</ol>
<h3>See also:</h3>
<ul>
<li><a href="http://pubs.opengroup.org/onlinepubs/9699919799/functions/glob.html">glob(3)</a></li>
<li><a href="../examples/glob.lua.html#">glob.lua</a></li>
</ul>
</dd>
</dl>
<h2 class="section-header "><a name="Constants"></a>Constants </h2>
<dl class="function">
<dt>
<a name = "posix.glob"></a>
<strong>posix.glob</strong>
</dt>
<dd>
Glob constants.
<h3>Fields:</h3>
<ul>
<li><span class="parameter">GLOB_MARK</span>
<span class="types"><span class="type">int</span></span>
append slashes to matches that are directories.
</li>
<li><span class="parameter">GLOB_ERR</span>
<span class="types"><span class="type">int</span></span>
instead of ignoring non-readable directories, return GLOB_ABORTED
</li>
<li><span class="parameter">GLOB_ABORTED</span>
<span class="types"><span class="type">int</span></span>
encountered a non-readable directory
</li>
<li><span class="parameter">GLOB_NOCHECK</span>
<span class="types"><span class="type">int</span></span>
return the original pattern if there are no matches
</li>
<li><span class="parameter">GLOB_NOMATCH</span>
<span class="types"><span class="type">int</span></span>
pattern does not match any existing pathname
</li>
<li><span class="parameter">GLOB_NOSPACE</span>
<span class="types"><span class="type">int</span></span>
not enough memory to continue
</li>
</ul>
<h3>Usage:</h3>
<ul>
<pre class="example"><span class="comment">-- Print glob constants supported on this host.
</span><span class="keyword">for</span> name, value <span class="keyword">in</span> <span class="global">pairs</span> (<span class="global">require</span> <span class="string">"posix.glob"</span>) <span class="keyword">do</span>
<span class="keyword">if</span> <span class="global">type</span> (value) == <span class="string">"number"</span> <span class="keyword">then</span>
<span class="global">print</span> (name, value)
<span class="keyword">end</span>
<span class="keyword">end</span></pre>
</ul>
</dd>
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