toolchain/cmake-3.27.9-linux-x86_64/doc/cmake/html/module/CheckFortranFunctionExists.html

<!DOCTYPE html>

<html lang="en">
  <head>
    <meta charset="utf-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" /><meta name="generator" content="Docutils 0.19: https://docutils.sourceforge.io/" />

  <title>CheckFortranFunctionExists &mdash; CMake 3.27.9 Documentation</title>

    <link rel="stylesheet" type="text/css" href="../_static/pygments.css" />
    <link rel="stylesheet" type="text/css" href="../_static/cmake.css" />
    
    <script data-url_root="../" id="documentation_options" src="../_static/documentation_options.js"></script>
    <script src="../_static/jquery.js"></script>
    <script src="../_static/underscore.js"></script>
    <script src="../_static/_sphinx_javascript_frameworks_compat.js"></script>
    <script src="../_static/doctools.js"></script>
    <script src="../_static/sphinx_highlight.js"></script>
    
    <link rel="shortcut icon" href="../_static/cmake-favicon.ico"/>
    <link rel="index" title="Index" href="../genindex.html" />
    <link rel="search" title="Search" href="../search.html" />
    <link rel="next" title="CheckFortranSourceCompiles" href="CheckFortranSourceCompiles.html" />
    <link rel="prev" title="CheckFortranCompilerFlag" href="CheckFortranCompilerFlag.html" />
 

  </head><body>

    <div class="related" role="navigation" aria-label="related navigation">
      <h3>Navigation</h3>
      <ul>
        <li class="right" style="margin-right: 10px">
          <a href="../genindex.html" title="General Index"
             accesskey="I">index</a></li>
        <li class="right" >
          <a href="CheckFortranSourceCompiles.html" title="CheckFortranSourceCompiles"
             accesskey="N">next</a> |</li>
        <li class="right" >
          <a href="CheckFortranCompilerFlag.html" title="CheckFortranCompilerFlag"
             accesskey="P">previous</a> |</li>
  <li>
    <img src="../_static/cmake-logo-16.png" alt=""
         style="vertical-align: middle; margin-top: -2px" />
  </li>
  <li>
    <a href="https://cmake.org/">CMake</a> &#187;
  </li>
  <li>
    <a href="../index.html">3.27.9 Documentation</a> &#187;
  </li>

          <li class="nav-item nav-item-1"><a href="../manual/cmake-modules.7.html" accesskey="U">cmake-modules(7)</a> &#187;</li>
        <li class="nav-item nav-item-this"><a href="">CheckFortranFunctionExists</a></li> 
      </ul>
    </div>  

    <div class="document">
      <div class="documentwrapper">
        <div class="bodywrapper">
          <div class="body" role="main">
            
  <section id="checkfortranfunctionexists">
<span id="module:CheckFortranFunctionExists"></span><h1>CheckFortranFunctionExists<a class="headerlink" href="#checkfortranfunctionexists" title="Permalink to this heading">¶</a></h1>
<p>Check if a Fortran function exists.</p>
<dl class="cmake command">
<dt class="sig sig-object cmake" id="command:check_fortran_function_exists">
<span class="sig-name descname"><span class="pre">CHECK_FORTRAN_FUNCTION_EXISTS</span></span><a class="headerlink" href="#command:check_fortran_function_exists" title="Permalink to this definition">¶</a></dt>
<dd><div class="highlight-cmake notranslate"><div class="highlight"><pre><span></span><span class="nf">CHECK_FORTRAN_FUNCTION_EXISTS(</span><span class="nv">&lt;function&gt;</span><span class="w"> </span><span class="nv">&lt;result&gt;</span><span class="nf">)</span>
</pre></div>
</div>
<p>where</p>
<dl class="simple">
<dt><code class="docutils literal notranslate"><span class="pre">&lt;function&gt;</span></code></dt><dd><p>the name of the Fortran function</p>
</dd>
<dt><code class="docutils literal notranslate"><span class="pre">&lt;result&gt;</span></code></dt><dd><p>variable to store the result; will be created as an internal cache variable.</p>
</dd>
</dl>
</dd></dl>

<div class="admonition note">
<p class="admonition-title">Note</p>
<p>This command does not detect functions in Fortran modules. In general it is
recommended to use <span class="target" id="index-0-module:CheckSourceCompiles"></span><a class="reference internal" href="CheckSourceCompiles.html#module:CheckSourceCompiles" title="CheckSourceCompiles"><code class="xref cmake cmake-module docutils literal notranslate"><span class="pre">CheckSourceCompiles</span></code></a> instead to determine if a
Fortran function or subroutine is available.</p>
</div>
<p>The following variables may be set before calling this macro to modify
the way the check is run:</p>
<dl>
<dt><code class="docutils literal notranslate"><span class="pre">CMAKE_REQUIRED_LINK_OPTIONS</span></code></dt><dd><div class="versionadded">
<p><span class="versionmodified added">New in version 3.14: </span>A <a class="reference internal" href="../manual/cmake-language.7.html#cmake-language-lists"><span class="std std-ref">;-list</span></a> of options to add to the link
command (see <span class="target" id="index-0-command:try_compile"></span><a class="reference internal" href="../command/try_compile.html#command:try_compile" title="try_compile"><code class="xref cmake cmake-command docutils literal notranslate"><span class="pre">try_compile()</span></code></a> for further details).</p>
</div>
</dd>
<dt><code class="docutils literal notranslate"><span class="pre">CMAKE_REQUIRED_LIBRARIES</span></code></dt><dd><p>A <a class="reference internal" href="../manual/cmake-language.7.html#cmake-language-lists"><span class="std std-ref">;-list</span></a> of libraries to add to the link
command. These can be the name of system libraries or they can be
<a class="reference internal" href="../manual/cmake-buildsystem.7.html#imported-targets"><span class="std std-ref">Imported Targets</span></a> (see <span class="target" id="index-1-command:try_compile"></span><a class="reference internal" href="../command/try_compile.html#command:try_compile" title="try_compile"><code class="xref cmake cmake-command docutils literal notranslate"><span class="pre">try_compile()</span></code></a> for
further details).</p>
</dd>
</dl>
</section>


            <div class="clearer"></div>
          </div>
        </div>
      </div>
      <div class="sphinxsidebar" role="navigation" aria-label="main navigation">
        <div class="sphinxsidebarwrapper">
  <div>
    <h4>Previous topic</h4>
    <p class="topless"><a href="CheckFortranCompilerFlag.html"
                          title="previous chapter">CheckFortranCompilerFlag</a></p>
  </div>
  <div>
    <h4>Next topic</h4>
    <p class="topless"><a href="CheckFortranSourceCompiles.html"
                          title="next chapter">CheckFortranSourceCompiles</a></p>
  </div>
  <div role="note" aria-label="source link">
    <h3>This Page</h3>
    <ul class="this-page-menu">
      <li><a href="../_sources/module/CheckFortranFunctionExists.rst.txt"
            rel="nofollow">Show Source</a></li>
    </ul>
   </div>
<div id="searchbox" style="display: none" role="search">
  <h3 id="searchlabel">Quick search</h3>
    <div class="searchformwrapper">
    <form class="search" action="../search.html" method="get">
      <input type="text" name="q" aria-labelledby="searchlabel" autocomplete="off" autocorrect="off" autocapitalize="off" spellcheck="false"/>
      <input type="submit" value="Go" />
    </form>
    </div>
</div>
<script>document.getElementById('searchbox').style.display = "block"</script>
        </div>
      </div>
      <div class="clearer"></div>
    </div>
    <div class="related" role="navigation" aria-label="related navigation">
      <h3>Navigation</h3>
      <ul>
        <li class="right" style="margin-right: 10px">
          <a href="../genindex.html" title="General Index"
             >index</a></li>
        <li class="right" >
          <a href="CheckFortranSourceCompiles.html" title="CheckFortranSourceCompiles"
             >next</a> |</li>
        <li class="right" >
          <a href="CheckFortranCompilerFlag.html" title="CheckFortranCompilerFlag"
             >previous</a> |</li>
  <li>
    <img src="../_static/cmake-logo-16.png" alt=""
         style="vertical-align: middle; margin-top: -2px" />
  </li>
  <li>
    <a href="https://cmake.org/">CMake</a> &#187;
  </li>
  <li>
    <a href="../index.html">3.27.9 Documentation</a> &#187;
  </li>

          <li class="nav-item nav-item-1"><a href="../manual/cmake-modules.7.html" >cmake-modules(7)</a> &#187;</li>
        <li class="nav-item nav-item-this"><a href="">CheckFortranFunctionExists</a></li> 
      </ul>
    </div>

    <div class="footer" role="contentinfo">
        &#169; Copyright 2000-2023 Kitware, Inc. and Contributors.
      Created using <a href="https://www.sphinx-doc.org/">Sphinx</a> 5.3.0.
    </div>
  </body>
</html>