<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <html><head><meta http-equiv="Content-Type" content="text/html;charset=iso-8859-1"> <title>Apache Portable Runtime: apr_version.h File Reference</title> <link href="doxygen.css" rel="stylesheet" type="text/css"> </head><body> <!-- Generated by Doxygen 1.3.9.1 --> <div class="qindex"><a class="qindex" href="index.html">Main Page</a> | <a class="qindex" href="modules.html">Modules</a> | <a class="qindex" href="annotated.html">Data Structures</a> | <a class="qindex" href="files.html">File List</a> | <a class="qindex" href="functions.html">Data Fields</a> | <a class="qindex" href="globals.html">Globals</a> | <a class="qindex" href="pages.html">Related Pages</a></div> <div class="nav"> <a class="el" href="dir_000000.html">home</a> / <a class="el" href="dir_000001.html">oden</a> / <a class="el" href="dir_000002.html">RPM</a> / <a class="el" href="dir_000003.html">BUILD</a> / <a class="el" href="dir_000004.html">apr-1.1.1</a> / <a class="el" href="dir_000005.html">include</a></div> <h1>apr_version.h File Reference</h1>APR Versioning Interface. <a href="#_details">More...</a> <p> <code>#include "<a class="el" href="apr_8h-source.html">apr.h</a>"</code><br> <p> <a href="apr__version_8h-source.html">Go to the source code of this file.</a><table border="0" cellpadding="0" cellspacing="0"> <tr><td></td></tr> <tr><td colspan="2"><br><h2>Data Structures</h2></td></tr> <tr><td class="memItemLeft" nowrap align="right" valign="top">struct </td><td class="memItemRight" valign="bottom"><a class="el" href="structapr__version__t.html">apr_version_t</a></td></tr> <tr><td colspan="2"><br><h2>Defines</h2></td></tr> <tr><td class="memItemLeft" nowrap align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="apr__version_8h.html#a0">APR_MAJOR_VERSION</a> 1</td></tr> <tr><td class="memItemLeft" nowrap align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="apr__version_8h.html#a1">APR_MINOR_VERSION</a> 1</td></tr> <tr><td class="memItemLeft" nowrap align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="apr__version_8h.html#a2">APR_PATCH_VERSION</a> 1</td></tr> <tr><td class="memItemLeft" nowrap align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="apr__version_8h.html#a3">APR_IS_DEV_STRING</a> "-dev"</td></tr> <tr><td class="memItemLeft" nowrap align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="apr__version_8h.html#a4">APR_STRINGIFY</a>(n) APR_STRINGIFY_HELPER(n)</td></tr> <tr><td class="memItemLeft" nowrap align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="apr__version_8h.html#a5">APR_STRINGIFY_HELPER</a>(n) #n</td></tr> <tr><td class="memItemLeft" nowrap align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="apr__version_8h.html#a6">APR_VERSION_STRING</a></td></tr> <tr><td class="memItemLeft" nowrap align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="apr__version_8h.html#a7">APR_VERSION_STRING_CSV</a></td></tr> <tr><td colspan="2"><br><h2>Functions</h2></td></tr> <tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="apr__version_8h.html#a8">apr_version</a> (<a class="el" href="structapr__version__t.html">apr_version_t</a> *pvsn)</td></tr> <tr><td class="memItemLeft" nowrap align="right" valign="top">const char * </td><td class="memItemRight" valign="bottom"><a class="el" href="apr__version_8h.html#a9">apr_version_string</a> (void)</td></tr> </table> <hr><a name="_details"></a><h2>Detailed Description</h2> APR Versioning Interface. <p> APR's Version<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 APR by use of the compile-time constants and the use of the run-time query function.<p> APR 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="a3" doxytag="apr_version.h::APR_IS_DEV_STRING"></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_IS_DEV_STRING "-dev" </td> </tr> </table> </td> </tr> </table> <table cellspacing="5" cellpadding="0" border="0"> <tr> <td> </td> <td> <p> Internal: string form of the "is dev" flag </td> </tr> </table> <a class="anchor" name="a0" doxytag="apr_version.h::APR_MAJOR_VERSION"></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_MAJOR_VERSION 1 </td> </tr> </table> </td> </tr> </table> <table cellspacing="5" cellpadding="0" border="0"> <tr> <td> </td> <td> <p> 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. </td> </tr> </table> <a class="anchor" name="a1" doxytag="apr_version.h::APR_MINOR_VERSION"></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_MINOR_VERSION 1 </td> </tr> </table> </td> </tr> </table> <table cellspacing="5" cellpadding="0" border="0"> <tr> <td> </td> <td> <p> minor version Minor API changes that do not cause binary compatibility problems. Reset to 0 when upgrading APR_MAJOR_VERSION </td> </tr> </table> <a class="anchor" name="a2" doxytag="apr_version.h::APR_PATCH_VERSION"></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_PATCH_VERSION 1 </td> </tr> </table> </td> </tr> </table> <table cellspacing="5" cellpadding="0" border="0"> <tr> <td> </td> <td> <p> patch level The Patch Level never includes API changes, simply bug fixes. Reset to 0 when upgrading APR_MINOR_VERSION </td> </tr> </table> <a class="anchor" name="a4" doxytag="apr_version.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">( </td> <td class="md" nowrap valign="top">n </td> <td class="mdname1" valign="top" nowrap> </td> <td class="md" valign="top"> ) </td> <td class="md" nowrap> APR_STRINGIFY_HELPER(n)</td> </tr> </table> </td> </tr> </table> <table cellspacing="5" cellpadding="0" border="0"> <tr> <td> </td> <td> <p> Properly quote a value as a string in the C preprocessor </td> </tr> </table> <a class="anchor" name="a5" doxytag="apr_version.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">( </td> <td class="md" nowrap valign="top">n </td> <td class="mdname1" valign="top" nowrap> </td> <td class="md" valign="top"> ) </td> <td class="md" nowrap> #n</td> </tr> </table> </td> </tr> </table> <table cellspacing="5" cellpadding="0" border="0"> <tr> <td> </td> <td> <p> Helper macro for APR_STRINGIFY </td> </tr> </table> <a class="anchor" name="a6" doxytag="apr_version.h::APR_VERSION_STRING"></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_VERSION_STRING </td> </tr> </table> </td> </tr> </table> <table cellspacing="5" cellpadding="0" border="0"> <tr> <td> </td> <td> <p> <b>Value:</b><div class="fragment"><pre class="fragment"><a class="code" href="group__apr__general.html#ga11">APR_STRINGIFY</a>(APR_MAJOR_VERSION) <span class="stringliteral">"."</span> \ <a class="code" href="group__apr__general.html#ga11">APR_STRINGIFY</a>(APR_MINOR_VERSION) <span class="stringliteral">"."</span> \ <a class="code" href="group__apr__general.html#ga11">APR_STRINGIFY</a>(APR_PATCH_VERSION) \ <a class="code" href="apr__version_8h.html#a3">APR_IS_DEV_STRING</a> </pre></div>The formatted string of APR's version </td> </tr> </table> <a class="anchor" name="a7" doxytag="apr_version.h::APR_VERSION_STRING_CSV"></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_VERSION_STRING_CSV </td> </tr> </table> </td> </tr> </table> <table cellspacing="5" cellpadding="0" border="0"> <tr> <td> </td> <td> <p> <b>Value:</b><div class="fragment"><pre class="fragment"><a class="code" href="apr__version_8h.html#a0">APR_MAJOR_VERSION</a> ##, \ <span class="preprocessor"> ##APR_MINOR_VERSION ##, \</span> <span class="preprocessor"> ##APR_PATCH_VERSION</span> </pre></div>An alternative formatted string of APR's version </td> </tr> </table> <hr><h2>Function Documentation</h2> <a class="anchor" name="a8" doxytag="apr_version.h::apr_version"></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">void apr_version </td> <td class="md" valign="top">( </td> <td class="md" nowrap valign="top"><a class="el" href="structapr__version__t.html">apr_version_t</a> * </td> <td class="mdname1" valign="top" nowrap> <em>pvsn</em> </td> <td class="md" valign="top"> ) </td> <td class="md" nowrap></td> </tr> </table> </td> </tr> </table> <table cellspacing="5" cellpadding="0" border="0"> <tr> <td> </td> <td> <p> Return APR'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> </td><td>Pointer to a version structure for returning the version information. </td></tr> </table> </dl> </td> </tr> </table> <a class="anchor" name="a9" doxytag="apr_version.h::apr_version_string"></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">const char* apr_version_string </td> <td class="md" valign="top">( </td> <td class="md" nowrap valign="top">void </td> <td class="mdname1" valign="top" nowrap> </td> <td class="md" valign="top"> ) </td> <td class="md" nowrap></td> </tr> </table> </td> </tr> </table> <table cellspacing="5" cellpadding="0" border="0"> <tr> <td> </td> <td> <p> Return APR's version information as a string. </td> </tr> </table> <hr size="1"><address style="align: right;"><small>Generated on Sun Mar 20 19:52:26 2005 for Apache Portable Runtime by <a 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