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<h2><span class="refentrytitle"><a name="gcr-Library-Utilities.top_of_page"></a>Library Utilities</span></h2>
<p>Library Utilities — Library utilities such as version checks</p>
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<a name="gcr-Library-Utilities.functions"></a><h2>Functions</h2>
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<td class="define_keyword">#define</td>
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<a class="link" href="gcr-Library-Utilities.html#GCR-CHECK-VERSION:CAPS" title="GCR_CHECK_VERSION()">GCR_CHECK_VERSION</a><span class="c_punctuation">()</span>
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<a name="gcr-Library-Utilities.other"></a><h2>Types and Values</h2>
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<td class="define_keyword">#define</td>
<td class="function_name"><a class="link" href="gcr-Library-Utilities.html#GCR-MAJOR-VERSION:CAPS" title="GCR_MAJOR_VERSION">GCR_MAJOR_VERSION</a></td>
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<td class="define_keyword">#define</td>
<td class="function_name"><a class="link" href="gcr-Library-Utilities.html#GCR-MICRO-VERSION:CAPS" title="GCR_MICRO_VERSION">GCR_MICRO_VERSION</a></td>
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<td class="define_keyword">#define</td>
<td class="function_name"><a class="link" href="gcr-Library-Utilities.html#GCR-MINOR-VERSION:CAPS" title="GCR_MINOR_VERSION">GCR_MINOR_VERSION</a></td>
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<a name="gcr-Library-Utilities.description"></a><h2>Description</h2>
<p>Basic library utilities such as version checks.</p>
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<a name="gcr-Library-Utilities.functions_details"></a><h2>Functions</h2>
<div class="refsect2">
<a name="GCR-CHECK-VERSION:CAPS"></a><h3>GCR_CHECK_VERSION()</h3>
<pre class="programlisting">#define GCR_CHECK_VERSION(major,minor,micro)</pre>
<p>Checks the version of the Gcr libarry that is being compiled
against.</p>
<div class="example">
<a name="id-1.7.2.6.2.5"></a><p class="title"><b>Example 1. Checking the version of the Gcr library</b></p>
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<td class="listing_lines" align="right"><pre>1
2
3</pre></td>
<td class="listing_code"><pre class="programlisting"><span class="gtkdoc ppc">#if !GCR_CHECK_VERSION (3, 0, 0)</span>
<span class="gtkdoc ppc">#warning Old Gcr version, disabling functionality</span>
<span class="gtkdoc ppc">#endif</span></pre></td>
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<br class="example-break"><div class="refsect3">
<a name="GCR-CHECK-VERSION.parameters"></a><h4>Parameters</h4>
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<td class="parameter_name"><p>major</p></td>
<td class="parameter_description"><p>the major version to check for</p></td>
<td class="parameter_annotations"> </td>
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<td class="parameter_name"><p>minor</p></td>
<td class="parameter_description"><p>the minor version to check for</p></td>
<td class="parameter_annotations"> </td>
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<td class="parameter_name"><p>micro</p></td>
<td class="parameter_description"><p>the micro version to check for</p></td>
<td class="parameter_annotations"> </td>
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<a name="GCR-CHECK-VERSION.returns"></a><h4>Returns</h4>
<p> <a href="/usr/share/gtk-doc/html/glib/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a> if the version of the Gcr header files
is the same as or newer than the passed-in version.</p>
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<div class="refsect1">
<a name="gcr-Library-Utilities.other_details"></a><h2>Types and Values</h2>
<div class="refsect2">
<a name="GCR-MAJOR-VERSION:CAPS"></a><h3>GCR_MAJOR_VERSION</h3>
<pre class="programlisting">#define GCR_MAJOR_VERSION (3)
</pre>
<p>The major version number of the Gcr library.</p>
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<hr>
<div class="refsect2">
<a name="GCR-MICRO-VERSION:CAPS"></a><h3>GCR_MICRO_VERSION</h3>
<pre class="programlisting">#define GCR_MICRO_VERSION (0)
</pre>
<p>The micro version number of the Gcr library.</p>
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<hr>
<div class="refsect2">
<a name="GCR-MINOR-VERSION:CAPS"></a><h3>GCR_MINOR_VERSION</h3>
<pre class="programlisting">#define GCR_MINOR_VERSION (20)
</pre>
<p>The minor version number of the Gcr library.</p>
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