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-<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
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-</tr>
-<tr><td colspan="5" class="shortcuts">
-<a href="#glib-Standard-Macros.synopsis" class="shortcut">Top</a>
-  | 
- <a href="#glib-Standard-Macros.description" class="shortcut">Description</a>
-</td></tr>
-</table>
-<div class="refentry">
-<a name="glib-Standard-Macros"></a><div class="titlepage"></div>
-<div class="refnamediv"><table width="100%"><tr>
-<td valign="top">
-<h2><span class="refentrytitle"><a name="glib-Standard-Macros.top_of_page"></a>Standard Macros</span></h2>
-<p>Standard Macros — commonly-used macros</p>
-</td>
-<td valign="top" align="right"></td>
-</tr></table></div>
-<div class="refsynopsisdiv">
-<a name="glib-Standard-Macros.synopsis"></a><h2>Synopsis</h2>
-<pre class="synopsis">
-#include &lt;glib.h&gt;
-
-#define <a class="link" href="glib-Standard-Macros.html#G-OS-WIN32:CAPS" title="G_OS_WIN32">G_OS_WIN32</a>
-#define <a class="link" href="glib-Standard-Macros.html#G-OS-BEOS:CAPS" title="G_OS_BEOS">G_OS_BEOS</a>
-#define <a class="link" href="glib-Standard-Macros.html#G-OS-UNIX:CAPS" title="G_OS_UNIX">G_OS_UNIX</a>
-
-#define <a class="link" href="glib-Standard-Macros.html#G-DIR-SEPARATOR:CAPS" title="G_DIR_SEPARATOR">G_DIR_SEPARATOR</a>
-#define <a class="link" href="glib-Standard-Macros.html#G-DIR-SEPARATOR-S:CAPS" title="G_DIR_SEPARATOR_S">G_DIR_SEPARATOR_S</a>
-#define <a class="link" href="glib-Standard-Macros.html#G-IS-DIR-SEPARATOR:CAPS" title="G_IS_DIR_SEPARATOR()">G_IS_DIR_SEPARATOR</a> (c)
-#define <a class="link" href="glib-Standard-Macros.html#G-SEARCHPATH-SEPARATOR:CAPS" title="G_SEARCHPATH_SEPARATOR">G_SEARCHPATH_SEPARATOR</a>
-#define <a class="link" href="glib-Standard-Macros.html#G-SEARCHPATH-SEPARATOR-S:CAPS" title="G_SEARCHPATH_SEPARATOR_S">G_SEARCHPATH_SEPARATOR_S</a>
-
-#define <a class="link" href="glib-Standard-Macros.html#TRUE:CAPS" title="TRUE">TRUE</a>
-#define <a class="link" href="glib-Standard-Macros.html#FALSE:CAPS" title="FALSE">FALSE</a>
-
-#define <a class="link" href="glib-Standard-Macros.html#NULL:CAPS" title="NULL">NULL</a>
-
-#define <a class="link" href="glib-Standard-Macros.html#MIN:CAPS" title="MIN()">MIN</a> (a,
- b)
-#define <a class="link" href="glib-Standard-Macros.html#MAX:CAPS" title="MAX()">MAX</a> (a,
- b)
-
-#define <a class="link" href="glib-Standard-Macros.html#ABS:CAPS" title="ABS()">ABS</a> (a)
-#define <a class="link" href="glib-Standard-Macros.html#CLAMP:CAPS" title="CLAMP()">CLAMP</a> (x,
- low,
- high)
-
-#define <a class="link" href="glib-Standard-Macros.html#G-STRUCT-MEMBER:CAPS" title="G_STRUCT_MEMBER()">G_STRUCT_MEMBER</a> (member_type,
- struct_p,
- struct_offset)
-#define <a class="link" href="glib-Standard-Macros.html#G-STRUCT-MEMBER-P:CAPS" title="G_STRUCT_MEMBER_P()">G_STRUCT_MEMBER_P</a> (struct_p,
- struct_offset)
-#define <a class="link" href="glib-Standard-Macros.html#G-STRUCT-OFFSET:CAPS" title="G_STRUCT_OFFSET()">G_STRUCT_OFFSET</a> (struct_type,
- member)
-
-#define <a class="link" href="glib-Standard-Macros.html#G-MEM-ALIGN:CAPS" title="G_MEM_ALIGN">G_MEM_ALIGN</a>
-
-#define <a class="link" href="glib-Standard-Macros.html#G-CONST-RETURN:CAPS" title="G_CONST_RETURN">G_CONST_RETURN</a>
-
-#define <a class="link" href="glib-Standard-Macros.html#G-N-ELEMENTS:CAPS" title="G_N_ELEMENTS()">G_N_ELEMENTS</a> (arr)
-</pre>
-</div>
-<div class="refsect1">
-<a name="glib-Standard-Macros.description"></a><h2>Description</h2>
-<p>
-These macros provide a few commonly-used features.
-</p>
-</div>
-<div class="refsect1">
-<a name="glib-Standard-Macros.details"></a><h2>Details</h2>
-<div class="refsect2">
-<a name="G-OS-WIN32:CAPS"></a><h3>G_OS_WIN32</h3>
-<pre class="programlisting">#define G_OS_WIN32
-</pre>
-<p>
-This macro is defined only on Windows. So you can bracket
-Windows-specific code in "#ifdef G_OS_WIN32".
-</p>
-</div>
-<hr>
-<div class="refsect2">
-<a name="G-OS-BEOS:CAPS"></a><h3>G_OS_BEOS</h3>
-<pre class="programlisting">#define G_OS_BEOS
-</pre>
-<p>
-This macro is defined only on BeOS. So you can bracket
-BeOS-specific code in "#ifdef G_OS_BEOS".
-</p>
-</div>
-<hr>
-<div class="refsect2">
-<a name="G-OS-UNIX:CAPS"></a><h3>G_OS_UNIX</h3>
-<pre class="programlisting">#define G_OS_UNIX
-</pre>
-<p>
-This macro is defined only on UNIX. So you can bracket
-UNIX-specific code in "#ifdef G_OS_UNIX".
-</p>
-</div>
-<hr>
-<div class="refsect2">
-<a name="G-DIR-SEPARATOR:CAPS"></a><h3>G_DIR_SEPARATOR</h3>
-<pre class="programlisting">#define G_DIR_SEPARATOR '\\'
-</pre>
-<p>
-The directory separator character.
-This is '/' on UNIX machines and '\' under Windows.
-</p>
-</div>
-<hr>
-<div class="refsect2">
-<a name="G-DIR-SEPARATOR-S:CAPS"></a><h3>G_DIR_SEPARATOR_S</h3>
-<pre class="programlisting">#define G_DIR_SEPARATOR_S "\\"
-</pre>
-<p>
-The directory separator as a string.
-This is "/" on UNIX machines and "\" under Windows.
-</p>
-</div>
-<hr>
-<div class="refsect2">
-<a name="G-IS-DIR-SEPARATOR:CAPS"></a><h3>G_IS_DIR_SEPARATOR()</h3>
-<pre class="programlisting">#define G_IS_DIR_SEPARATOR(c) ((c) == G_DIR_SEPARATOR || (c) == '/')
-</pre>
-<p>
-Checks whether a character is a directory
-separator. It returns <a class="link" href="glib-Standard-Macros.html#TRUE:CAPS" title="TRUE"><code class="literal">TRUE</code></a> for '/' on UNIX
-machines and for '\' or '/' under Windows.
-</p>
-<div class="variablelist"><table border="0">
-<col align="left" valign="top">
-<tbody><tr>
-<td><p><span class="term"><em class="parameter"><code>c</code></em> :</span></p></td>
-<td>a character</td>
-</tr></tbody>
-</table></div>
-<p class="since">Since 2.6</p>
-</div>
-<hr>
-<div class="refsect2">
-<a name="G-SEARCHPATH-SEPARATOR:CAPS"></a><h3>G_SEARCHPATH_SEPARATOR</h3>
-<pre class="programlisting">#define G_SEARCHPATH_SEPARATOR ';'
-</pre>
-<p>
-The search path separator character.
-This is ':' on UNIX machines and ';' under Windows.
-</p>
-</div>
-<hr>
-<div class="refsect2">
-<a name="G-SEARCHPATH-SEPARATOR-S:CAPS"></a><h3>G_SEARCHPATH_SEPARATOR_S</h3>
-<pre class="programlisting">#define G_SEARCHPATH_SEPARATOR_S ";"
-</pre>
-<p>
-The search path separator as a string.
-This is ":" on UNIX machines and ";" under Windows.
-</p>
-</div>
-<hr>
-<div class="refsect2">
-<a name="TRUE:CAPS"></a><h3>TRUE</h3>
-<pre class="programlisting">#define TRUE (!FALSE)
-</pre>
-<p>
-Defines the <a class="link" href="glib-Standard-Macros.html#TRUE:CAPS" title="TRUE"><code class="literal">TRUE</code></a> value for the <a class="link" href="glib-Basic-Types.html#gboolean" title="gboolean"><span class="type">gboolean</span></a> type.
-</p>
-</div>
-<hr>
-<div class="refsect2">
-<a name="FALSE:CAPS"></a><h3>FALSE</h3>
-<pre class="programlisting">#define FALSE (0)
-</pre>
-<p>
-Defines the <a class="link" href="glib-Standard-Macros.html#FALSE:CAPS" title="FALSE"><code class="literal">FALSE</code></a> value for the <a class="link" href="glib-Basic-Types.html#gboolean" title="gboolean"><span class="type">gboolean</span></a> type.
-</p>
-</div>
-<hr>
-<div class="refsect2">
-<a name="NULL:CAPS"></a><h3>NULL</h3>
-<pre class="programlisting"># define NULL (0L)
-</pre>
-<p>
-Defines the standard <a class="link" href="glib-Standard-Macros.html#NULL:CAPS" title="NULL"><code class="literal">NULL</code></a> pointer.
-</p>
-</div>
-<hr>
-<div class="refsect2">
-<a name="MIN:CAPS"></a><h3>MIN()</h3>
-<pre class="programlisting">#define MIN(a, b) (((a) &lt; (b)) ? (a) : (b))
-</pre>
-<p>
-Calculates the minimum of <em class="parameter"><code>a</code></em> and <em class="parameter"><code>b</code></em>.
-</p>
-<div class="variablelist"><table border="0">
-<col align="left" valign="top">
-<tbody>
-<tr>
-<td><p><span class="term"><em class="parameter"><code>a</code></em> :</span></p></td>
-<td>a numeric value</td>
-</tr>
-<tr>
-<td><p><span class="term"><em class="parameter"><code>b</code></em> :</span></p></td>
-<td>a numeric value</td>
-</tr>
-<tr>
-<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
-<td>the minimum of <em class="parameter"><code>a</code></em> and <em class="parameter"><code>b</code></em>.</td>
-</tr>
-</tbody>
-</table></div>
-</div>
-<hr>
-<div class="refsect2">
-<a name="MAX:CAPS"></a><h3>MAX()</h3>
-<pre class="programlisting">#define MAX(a, b) (((a) &gt; (b)) ? (a) : (b))
-</pre>
-<p>
-Calculates the maximum of <em class="parameter"><code>a</code></em> and <em class="parameter"><code>b</code></em>.
-</p>
-<div class="variablelist"><table border="0">
-<col align="left" valign="top">
-<tbody>
-<tr>
-<td><p><span class="term"><em class="parameter"><code>a</code></em> :</span></p></td>
-<td>a numeric value</td>
-</tr>
-<tr>
-<td><p><span class="term"><em class="parameter"><code>b</code></em> :</span></p></td>
-<td>a numeric value</td>
-</tr>
-<tr>
-<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
-<td>the maximum of <em class="parameter"><code>a</code></em> and <em class="parameter"><code>b</code></em>.</td>
-</tr>
-</tbody>
-</table></div>
-</div>
-<hr>
-<div class="refsect2">
-<a name="ABS:CAPS"></a><h3>ABS()</h3>
-<pre class="programlisting">#define ABS(a) (((a) &lt; 0) ? -(a) : (a))
-</pre>
-<p>
-Calculates the absolute value of <em class="parameter"><code>a</code></em>.
-The absolute value is simply the number with any negative sign taken away.
-</p>
-<p>
-For example,
-</p>
-<div class="itemizedlist"><ul class="itemizedlist" type="disc">
-<li class="listitem"><p>ABS(-10) is 10.</p></li>
-<li class="listitem"><p>ABS(10) is also 10.</p></li>
-</ul></div>
-<p>
-</p>
-<div class="variablelist"><table border="0">
-<col align="left" valign="top">
-<tbody>
-<tr>
-<td><p><span class="term"><em class="parameter"><code>a</code></em> :</span></p></td>
-<td>a numeric value</td>
-</tr>
-<tr>
-<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
-<td>the absolute value of <em class="parameter"><code>a</code></em>.</td>
-</tr>
-</tbody>
-</table></div>
-</div>
-<hr>
-<div class="refsect2">
-<a name="CLAMP:CAPS"></a><h3>CLAMP()</h3>
-<pre class="programlisting">#define CLAMP(x, low, high) (((x) &gt; (high)) ? (high) : (((x) &lt; (low)) ? (low) : (x)))
-</pre>
-<p>
-Ensures that <em class="parameter"><code>x</code></em> is between the limits set by <em class="parameter"><code>low</code></em> and <em class="parameter"><code>high</code></em>. If <em class="parameter"><code>low</code></em> is
-greater than <em class="parameter"><code>high</code></em> the result is undefined.
-</p>
-<p>
-For example,
-</p>
-<div class="itemizedlist"><ul class="itemizedlist" type="disc">
-<li class="listitem"><p>CLAMP(5, 10, 15) is 10.</p></li>
-<li class="listitem"><p>CLAMP(15, 5, 10) is 10.</p></li>
-<li class="listitem"><p>CLAMP(20, 15, 25) is 20.</p></li>
-</ul></div>
-<p>
-</p>
-<div class="variablelist"><table border="0">
-<col align="left" valign="top">
-<tbody>
-<tr>
-<td><p><span class="term"><em class="parameter"><code>x</code></em> :</span></p></td>
-<td>the value to clamp</td>
-</tr>
-<tr>
-<td><p><span class="term"><em class="parameter"><code>low</code></em> :</span></p></td>
-<td>the minimum value allowed</td>
-</tr>
-<tr>
-<td><p><span class="term"><em class="parameter"><code>high</code></em> :</span></p></td>
-<td>the maximum value allowed</td>
-</tr>
-<tr>
-<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
-<td>the value of <em class="parameter"><code>x</code></em> clamped to the range between <em class="parameter"><code>low</code></em> and <em class="parameter"><code>high</code></em>
-</td>
-</tr>
-</tbody>
-</table></div>
-</div>
-<hr>
-<div class="refsect2">
-<a name="G-STRUCT-MEMBER:CAPS"></a><h3>G_STRUCT_MEMBER()</h3>
-<pre class="programlisting">#define G_STRUCT_MEMBER(member_type, struct_p, struct_offset)</pre>
-<p>
-Returns a member of a structure at a given offset, using the given type.
-</p>
-<div class="variablelist"><table border="0">
-<col align="left" valign="top">
-<tbody>
-<tr>
-<td><p><span class="term"><em class="parameter"><code>member_type</code></em> :</span></p></td>
-<td>the type of the struct field</td>
-</tr>
-<tr>
-<td><p><span class="term"><em class="parameter"><code>struct_p</code></em> :</span></p></td>
-<td>a pointer to a struct</td>
-</tr>
-<tr>
-<td><p><span class="term"><em class="parameter"><code>struct_offset</code></em> :</span></p></td>
-<td>the offset of the field from the start of the struct,
-in bytes</td>
-</tr>
-<tr>
-<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
-<td>the struct member</td>
-</tr>
-</tbody>
-</table></div>
-</div>
-<hr>
-<div class="refsect2">
-<a name="G-STRUCT-MEMBER-P:CAPS"></a><h3>G_STRUCT_MEMBER_P()</h3>
-<pre class="programlisting">#define G_STRUCT_MEMBER_P(struct_p, struct_offset)</pre>
-<p>
-Returns an untyped pointer to a given offset of a struct.
-</p>
-<div class="variablelist"><table border="0">
-<col align="left" valign="top">
-<tbody>
-<tr>
-<td><p><span class="term"><em class="parameter"><code>struct_p</code></em> :</span></p></td>
-<td>a pointer to a struct</td>
-</tr>
-<tr>
-<td><p><span class="term"><em class="parameter"><code>struct_offset</code></em> :</span></p></td>
-<td>the offset from the start of the struct, in bytes</td>
-</tr>
-<tr>
-<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
-<td>an untyped pointer to <em class="parameter"><code>struct_p</code></em> plus <em class="parameter"><code>struct_offset</code></em> bytes</td>
-</tr>
-</tbody>
-</table></div>
-</div>
-<hr>
-<div class="refsect2">
-<a name="G-STRUCT-OFFSET:CAPS"></a><h3>G_STRUCT_OFFSET()</h3>
-<pre class="programlisting">#define G_STRUCT_OFFSET(struct_type, member)</pre>
-<p>
-Returns the offset, in bytes, of a member of a struct.
-</p>
-<div class="variablelist"><table border="0">
-<col align="left" valign="top">
-<tbody>
-<tr>
-<td><p><span class="term"><em class="parameter"><code>struct_type</code></em> :</span></p></td>
-<td>a structure type, e.g. <span class="structname">GtkWidget</span>
-</td>
-</tr>
-<tr>
-<td><p><span class="term"><em class="parameter"><code>member</code></em> :</span></p></td>
-<td>a field in the structure, e.g. <em class="structfield"><code>window</code></em>
-</td>
-</tr>
-<tr>
-<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
-<td>the offset of <em class="parameter"><code>member</code></em> from the start of <em class="parameter"><code>struct_type</code></em>
-</td>
-</tr>
-</tbody>
-</table></div>
-</div>
-<hr>
-<div class="refsect2">
-<a name="G-MEM-ALIGN:CAPS"></a><h3>G_MEM_ALIGN</h3>
-<pre class="programlisting"># define G_MEM_ALIGN GLIB_SIZEOF_VOID_P
-</pre>
-<p>
-Indicates the number of bytes to which memory will be aligned on the
-current platform.
-</p>
-</div>
-<hr>
-<div class="refsect2">
-<a name="G-CONST-RETURN:CAPS"></a><h3>G_CONST_RETURN</h3>
-<pre class="programlisting">#define G_CONST_RETURN
-</pre>
-<div class="warning" style="margin-left: 0.5in; margin-right: 0.5in;">
-<h3 class="title">Warning</h3>
-<p><code class="literal">G_CONST_RETURN</code> has been deprecated since version 2.30 and should not be used in newly-written code. API providers should replace all existing uses with
- <code class="literal">const</code> and API consumers should adjust their code
- accordingly</p>
-</div>
-<p>
-If <code class="literal">G_DISABLE_CONST_RETURNS</code> is defined, this macro expands
-to nothing. By default, the macro expands to <code class="literal">const</code>.
-The macro should be used in place of <code class="literal">const</code> for
-functions that return a value that should not be modified. The
-purpose of this macro is to allow us to turn on <code class="literal">const</code>
-for returned constant strings by default, while allowing programmers
-who find that annoying to turn it off. This macro should only be used
-for return values and for <span class="emphasis"><em>out</em></span> parameters, it doesn't
-make sense for <span class="emphasis"><em>in</em></span> parameters.
-</p>
-</div>
-<hr>
-<div class="refsect2">
-<a name="G-N-ELEMENTS:CAPS"></a><h3>G_N_ELEMENTS()</h3>
-<pre class="programlisting">#define G_N_ELEMENTS(arr) (sizeof (arr) / sizeof ((arr)[0]))
-</pre>
-<p>
-Determines the number of elements in an array. The array must be
-declared so the compiler knows its size at compile-time; this
-macro will not work on an array allocated on the heap, only static
-arrays or arrays on the stack.
-</p>
-<div class="variablelist"><table border="0">
-<col align="left" valign="top">
-<tbody><tr>
-<td><p><span class="term"><em class="parameter"><code>arr</code></em> :</span></p></td>
-<td>the array</td>
-</tr></tbody>
-</table></div>
-</div>
-</div>
-</div>
-<div class="footer">
-<hr>
- Generated by GTK-Doc V1.18</div>
-</body>
-</html> \ No newline at end of file