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<h1>include/apreq_version.h File Reference</h1>Versioning API for libapreq. <a href="#_details">More...</a>
<p>
<code>#include &quot;<a class="elRef" doxygen="apr.tag:http://apr.apache.org/docs/apr/1.3/" href="http://apr.apache.org/docs/apr/1.3/apr__version_8h.html">apr_version.h</a>&quot;</code><br>
<code>#include &quot;<a class="el" href="apreq_8h-source.html">apreq.h</a>&quot;</code><br>

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<a href="apreq__version_8h-source.html">Go to the source code of this file.</a><table border="0" cellpadding="0" cellspacing="0">
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<tr><td colspan="2"><br><h2>Defines</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">#define&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="apreq__version_8h.html#7a40049b3aa9b2fbf7ff0808952eb1bf">APREQ_MAJOR_VERSION</a>&nbsp;&nbsp;&nbsp;2</td></tr>

<tr><td class="memItemLeft" nowrap align="right" valign="top">#define&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="apreq__version_8h.html#6134073d61c1af512b3e3317d422b4da">APREQ_MINOR_VERSION</a>&nbsp;&nbsp;&nbsp;7</td></tr>

<tr><td class="memItemLeft" nowrap align="right" valign="top">#define&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="apreq__version_8h.html#5955552a28011b51674fb3843af52ece">APREQ_PATCH_VERSION</a>&nbsp;&nbsp;&nbsp;1</td></tr>

<tr><td class="memItemLeft" nowrap align="right" valign="top">#define&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="apreq__version_8h.html#f300520c1fa54c480b11ae517c912649">APREQ_VERSION_STRING</a></td></tr>

<tr><td class="memItemLeft" nowrap align="right" valign="top">#define&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="apreq__version_8h.html#2ff1ad65c4869e646d00212eb99ac9ad">APREQ_IS_DEV_STRING</a>&nbsp;&nbsp;&nbsp;&quot;&quot;</td></tr>

<tr><td colspan="2"><br><h2>Functions</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="apreq__version_8h.html#800136414e80f1c8cc29670dbd201fa6">apreq_version</a> (<a class="elRef" doxygen="apr.tag:http://apr.apache.org/docs/apr/1.3/" href="http://apr.apache.org/docs/apr/1.3/structapr__version__t.html">apr_version_t</a> *pvsn)</td></tr>

<tr><td class="memItemLeft" nowrap align="right" valign="top">const char *&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="apreq__version_8h.html#e477ebf18b05b8eeb43b3bf9d83dc970">apreq_version_string</a> (void)</td></tr>

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<hr><a name="_details"></a><h2>Detailed Description</h2>
Versioning API for libapreq. 
<p>
There are several different mechanisms for accessing the version. There is a string form, and a set of numbers; in addition, there are constants which can be compiled into your application, and you can query the library being used for its actual version.<p>
Note that it is possible for an application to detect that it has been compiled against a different version of libapreq by use of the compile-time constants and the use of the run-time query function.<p>
libapreq version numbering follows the guidelines specified in:<p>
<a href="http://apr.apache.org/versioning.html">http://apr.apache.org/versioning.html</a> <hr><h2>Define Documentation</h2>
<a class="anchor" name="2ff1ad65c4869e646d00212eb99ac9ad"></a><!-- doxytag: member="apreq_version.h::APREQ_IS_DEV_STRING" ref="2ff1ad65c4869e646d00212eb99ac9ad" args="" -->
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          <td class="memname">#define APREQ_IS_DEV_STRING&nbsp;&nbsp;&nbsp;&quot;&quot;          </td>
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Internal: string form of the "is dev" flag 
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<a class="anchor" name="7a40049b3aa9b2fbf7ff0808952eb1bf"></a><!-- doxytag: member="apreq_version.h::APREQ_MAJOR_VERSION" ref="7a40049b3aa9b2fbf7ff0808952eb1bf" args="" -->
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          <td class="memname">#define APREQ_MAJOR_VERSION&nbsp;&nbsp;&nbsp;2          </td>
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major version Major API changes that could cause compatibility problems for older programs such as structure size changes. No binary compatibility is possible across a change in the major version. 
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<a class="anchor" name="6134073d61c1af512b3e3317d422b4da"></a><!-- doxytag: member="apreq_version.h::APREQ_MINOR_VERSION" ref="6134073d61c1af512b3e3317d422b4da" args="" -->
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          <td class="memname">#define APREQ_MINOR_VERSION&nbsp;&nbsp;&nbsp;7          </td>
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Minor API changes that do not cause binary compatibility problems. Should be reset to 0 when upgrading APREQ_MAJOR_VERSION 
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<a class="anchor" name="5955552a28011b51674fb3843af52ece"></a><!-- doxytag: member="apreq_version.h::APREQ_PATCH_VERSION" ref="5955552a28011b51674fb3843af52ece" args="" -->
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          <td class="memname">#define APREQ_PATCH_VERSION&nbsp;&nbsp;&nbsp;1          </td>
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patch level 
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<a class="anchor" name="f300520c1fa54c480b11ae517c912649"></a><!-- doxytag: member="apreq_version.h::APREQ_VERSION_STRING" ref="f300520c1fa54c480b11ae517c912649" args="" -->
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          <td class="memname">#define APREQ_VERSION_STRING          </td>
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<b>Value:</b><div class="fragment"><pre class="fragment"><a class="code" href="group__apr__general.html#g165e4bec44b2cac338eac9108c8a3494">APR_STRINGIFY</a>(<a class="code" href="apreq__version_8h.html#7a40049b3aa9b2fbf7ff0808952eb1bf">APREQ_MAJOR_VERSION</a>) <span class="stringliteral">"."</span> \
     <a class="code" href="group__apr__general.html#g165e4bec44b2cac338eac9108c8a3494">APR_STRINGIFY</a>(<a class="code" href="apreq__version_8h.html#6134073d61c1af512b3e3317d422b4da">APREQ_MINOR_VERSION</a>) <span class="stringliteral">"."</span> \
     <a class="code" href="group__apr__general.html#g165e4bec44b2cac338eac9108c8a3494">APR_STRINGIFY</a>(<a class="code" href="apreq__version_8h.html#5955552a28011b51674fb3843af52ece">APREQ_PATCH_VERSION</a>) \
     <a class="code" href="apreq__version_8h.html#2ff1ad65c4869e646d00212eb99ac9ad">APREQ_IS_DEV_STRING</a>
</pre></div>The formatted string of libapreq's version 
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<hr><h2>Function Documentation</h2>
<a class="anchor" name="800136414e80f1c8cc29670dbd201fa6"></a><!-- doxytag: member="apreq_version.h::apreq_version" ref="800136414e80f1c8cc29670dbd201fa6" args="(apr_version_t *pvsn)" -->
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          <td class="memname">void apreq_version           </td>
          <td>(</td>
          <td class="paramtype"><a class="elRef" doxygen="apr.tag:http://apr.apache.org/docs/apr/1.3/" href="http://apr.apache.org/docs/apr/1.3/structapr__version__t.html">apr_version_t</a> *&nbsp;</td>
          <td class="paramname"> <em>pvsn</em>          </td>
          <td>&nbsp;)&nbsp;</td>
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<p>
Return libapreq's version information information in a numeric form.<p>
<dl compact><dt><b>Parameters:</b></dt><dd>
  <table border="0" cellspacing="2" cellpadding="0">
    <tr><td valign="top"></td><td valign="top"><em>pvsn</em>&nbsp;</td><td>Pointer to a version structure for returning the version information. </td></tr>
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<a class="anchor" name="e477ebf18b05b8eeb43b3bf9d83dc970"></a><!-- doxytag: member="apreq_version.h::apreq_version_string" ref="e477ebf18b05b8eeb43b3bf9d83dc970" args="(void)" -->
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          <td class="memname">const char* apreq_version_string           </td>
          <td>(</td>
          <td class="paramtype">void&nbsp;</td>
          <td class="paramname">          </td>
          <td>&nbsp;)&nbsp;</td>
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<p>
Return libapreq's version information as a string. 
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