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      <h1 class="title">std/cpuinfo</h1>
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  <a class="reference reference-toplevel" href="#6" id="56">Imports</a>
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    <summary><a class="reference reference-toplevel" href="#12" id="62">Procs</a></summary>
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      <ul class="simple nested-toc-section">countProcessors
  <li><a class="reference" href="#countProcessors" title="countProcessors(): int">countProcessors(): int</a></li>

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    <a href="https://github.com/nim-lang/Nim/tree/devel/lib/pure/concurrency/cpuinfo.nim#L1" class="link-seesrc" target="_blank">Source</a>&nbsp;&nbsp;
<a href="https://github.com/nim-lang/Nim/edit/devel/lib/pure/concurrency/cpuinfo.nim#L1" class="link-seesrc" target="_blank" >Edit</a>&nbsp;&nbsp;

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    <p class="module-desc">This module implements a proc to determine the number of CPUs / cores.
<p><strong class="examples_text">Example:</strong></p>
<pre class="listing"><span class="Keyword">import</span> <span class="Identifier">std</span><span class="Operator">/</span><span class="Identifier">cpuinfo</span>
<span class="Identifier">doAssert</span> <span class="Identifier">countProcessors</span><span class="Punctuation">(</span><span class="Punctuation">)</span> <span class="Operator">&gt;</span> <span class="DecNumber">0</span></pre></p>
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  <h1><a class="toc-backref" href="#12">Procs</a></h1>
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    <div id="countProcessors-procs-all">
  <div id="countProcessors">
  <dt><pre><span class="Keyword">proc</span> <a href="#countProcessors"><span class="Identifier">countProcessors</span></a><span class="Other">(</span><span class="Other">)</span><span class="Other">:</span> <a href="system.html#int"><span class="Identifier">int</span></a> {.<span><span class="Other pragmadots">...</span></span><span class="pragmawrap"><span class="Identifier">gcsafe</span><span class="Other">,</span> <span class="Identifier">extern</span><span class="Other">:</span> <span class="StringLit">&quot;ncpi$1&quot;</span><span class="Other">,</span> <span class="Identifier">raises</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span><span class="Other">,</span> <span class="Identifier">tags</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span><span class="Other">,</span>
                              <span class="Identifier">forbids</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span></span>.}</pre></dt>
  <dd>
    
    Returns the number of the processors/cores the machine has. Returns 0 if it cannot be detected.
    <a href="https://github.com/nim-lang/Nim/tree/devel/lib/pure/concurrency/cpuinfo.nim#L107" class="link-seesrc" target="_blank">Source</a>&nbsp;&nbsp;
<a href="https://github.com/nim-lang/Nim/edit/devel/lib/pure/concurrency/cpuinfo.nim#L107" class="link-seesrc" target="_blank" >Edit</a>&nbsp;&nbsp;

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