group__apr__general.html

apr函数库使用手册

        <tr>
          <td class="md" nowrap valign="top"> #define APR_OFFSET          </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top">p_type,         <tr>
          <td class="md" nowrap align="right"></td>
          <td></td>
          <td class="md" nowrap>field&nbsp;</td>
          <td class="mdname1" valign="top" nowrap>          </td>
          <td class="md" valign="top">&nbsp;)&nbsp;</td>
          <td class="md" nowrap>&nbsp;&nbsp;&nbsp;((long) (((char *) (&amp;(((p_type)NULL)-&gt;field))) - ((char *) NULL)))</td>
        </tr>
      </table>
    </td>
  </tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
  <tr>
    <td>
      &nbsp;
    </td>
    <td>

<p>
Finding offsets of elements within structures. Taken from the X code... they've sweated portability of this stuff so we don't have to. Sigh... <dl compact><dt><b>Parameters:</b></dt><dd>
  <table border="0" cellspacing="2" cellpadding="0">
    <tr><td></td><td valign=top><em>p_type</em>&nbsp;</td><td>pointer type name </td></tr>
    <tr><td></td><td valign=top><em>field</em>&nbsp;</td><td>data field within the structure pointed to </td></tr>
  </table>
</dl>
<dl compact><dt><b>Returns:</b></dt><dd>offset </dd></dl>
    </td>
  </tr>
</table>
<a class="anchor" name="ga9" doxytag="apr_general.h::APR_OFFSETOF" ></a><p>
<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
  <tr>
    <td class="mdRow">
      <table cellpadding="0" cellspacing="0" border="0">
        <tr>
          <td class="md" nowrap valign="top"> #define APR_OFFSETOF          </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top">s_type,         <tr>
          <td class="md" nowrap align="right"></td>
          <td></td>
          <td class="md" nowrap>field&nbsp;</td>
          <td class="mdname1" valign="top" nowrap>          </td>
          <td class="md" valign="top">&nbsp;)&nbsp;</td>
          <td class="md" nowrap>&nbsp;&nbsp;&nbsp;APR_OFFSET(s_type*,field)</td>
        </tr>
      </table>
    </td>
  </tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
  <tr>
    <td>
      &nbsp;
    </td>
    <td>

<p>
Finding offsets of elements within structures. <dl compact><dt><b>Parameters:</b></dt><dd>
  <table border="0" cellspacing="2" cellpadding="0">
    <tr><td></td><td valign=top><em>s_type</em>&nbsp;</td><td>structure type name </td></tr>
    <tr><td></td><td valign=top><em>field</em>&nbsp;</td><td>data field within the structure </td></tr>
  </table>
</dl>
<dl compact><dt><b>Returns:</b></dt><dd>offset </dd></dl>
    </td>
  </tr>
</table>
<a class="anchor" name="ga12" doxytag="apr_general.h::APR_STRINGIFY" ></a><p>
<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
  <tr>
    <td class="mdRow">
      <table cellpadding="0" cellspacing="0" border="0">
        <tr>
          <td class="md" nowrap valign="top"> #define APR_STRINGIFY          </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top">n&nbsp;</td>
          <td class="mdname1" valign="top" nowrap>          </td>
          <td class="md" valign="top">&nbsp;)&nbsp;</td>
          <td class="md" nowrap>&nbsp;&nbsp;&nbsp;APR_STRINGIFY_HELPER(n)</td>
        </tr>
      </table>
    </td>
  </tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
  <tr>
    <td>
      &nbsp;
    </td>
    <td>

<p>
Properly quote a value as a string in the C preprocessor     </td>
  </tr>
</table>
<a class="anchor" name="ga13" doxytag="apr_general.h::APR_STRINGIFY_HELPER" ></a><p>
<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
  <tr>
    <td class="mdRow">
      <table cellpadding="0" cellspacing="0" border="0">
        <tr>
          <td class="md" nowrap valign="top"> #define APR_STRINGIFY_HELPER          </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top">n&nbsp;</td>
          <td class="mdname1" valign="top" nowrap>          </td>
          <td class="md" valign="top">&nbsp;)&nbsp;</td>
          <td class="md" nowrap>&nbsp;&nbsp;&nbsp;#n</td>
        </tr>
      </table>
    </td>
  </tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
  <tr>
    <td>
      &nbsp;
    </td>
    <td>

<p>
Helper macro for APR_STRINGIFY     </td>
  </tr>
</table>
<a class="anchor" name="ga2" doxytag="apr_general.h::FALSE" ></a><p>
<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
  <tr>
    <td class="mdRow">
      <table cellpadding="0" cellspacing="0" border="0">
        <tr>
          <td class="md" nowrap valign="top"> #define FALSE&nbsp;&nbsp;&nbsp;0          </td>
        </tr>
      </table>
    </td>
  </tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
  <tr>
    <td>
      &nbsp;
    </td>
    <td>

<p>
FALSE     </td>
  </tr>
</table>
<a class="anchor" name="ga3" doxytag="apr_general.h::TRUE" ></a><p>
<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
  <tr>
    <td class="mdRow">
      <table cellpadding="0" cellspacing="0" border="0">
        <tr>
          <td class="md" nowrap valign="top"> #define TRUE&nbsp;&nbsp;&nbsp;(!FALSE)          </td>
        </tr>
      </table>
    </td>
  </tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
  <tr>
    <td>
      &nbsp;
    </td>
    <td>

<p>
TRUE     </td>
  </tr>
</table>
<hr><h2>Typedef Documentation</h2>
<a class="anchor" name="ga0" doxytag="apr_general.h::apr_signum_t" ></a><p>
<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
  <tr>
    <td class="mdRow">
      <table cellpadding="0" cellspacing="0" border="0">
        <tr>
          <td class="md" nowrap valign="top"> typedef int <a class="el" href="group__apr__general.html#ga0">apr_signum_t</a>          </td>
        </tr>
      </table>
    </td>
  </tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
  <tr>
    <td>
      &nbsp;
    </td>
    <td>

<p>
signal numbers typedef     </td>
  </tr>
</table>
<hr size="1"><address style="align: right;"><small>Generated on Mon Feb 7 13:18:25 2005 for Apache Portable Runtime by
<a href="../../../www.doxygen.org/index.html">
<img src="doxygen.png" alt="doxygen" align="middle" border=0 ></a> 1.3.7 </small></address>
</body>
</html>