1<?xml version="1.0" encoding="UTF-8" standalone="no"?> 2<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> 3<html xmlns="http://www.w3.org/1999/xhtml"> 4 <head> 5 <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /> 6 <title>Release 4.5: DB->set_isalive</title> 7 <link rel="stylesheet" href="gettingStarted.css" type="text/css" /> 8 <meta name="generator" content="DocBook XSL Stylesheets V1.73.2" /> 9 <link rel="start" href="index.html" title="Berkeley DB Programmer's Reference Guide" /> 10 <link rel="up" href="upgrade_4_5_toc.html" title="Chapter 42. Upgrading Berkeley DB 4.4 applications to Berkeley DB 4.5" /> 11 <link rel="prev" href="upgrade_4_5_deprecate.html" title="Release 4.5: deprecated interfaces" /> 12 <link rel="next" href="upgrade_4_5_elect.html" title="Release 4.5: DB_ENV->rep_elect" /> 13 </head> 14 <body> 15 <div class="navheader"> 16 <table width="100%" summary="Navigation header"> 17 <tr> 18 <th colspan="3" align="center">Release 4.5: DB->set_isalive</th> 19 </tr> 20 <tr> 21 <td width="20%" align="left"><a accesskey="p" href="upgrade_4_5_deprecate.html">Prev</a> </td> 22 <th width="60%" align="center">Chapter 42. Upgrading Berkeley DB 4.4 applications to Berkeley DB 4.5</th> 23 <td width="20%" align="right"> <a accesskey="n" href="upgrade_4_5_elect.html">Next</a></td> 24 </tr> 25 </table> 26 <hr /> 27 </div> 28 <div class="sect1" lang="en" xml:lang="en"> 29 <div class="titlepage"> 30 <div> 31 <div> 32 <h2 class="title" style="clear: both"><a id="upgrade_4_5_alive"></a>Release 4.5: DB->set_isalive</h2> 33 </div> 34 </div> 35 </div> 36 <p>In previous releases, the function specified to the 37<a href="../api_reference/C/envset_isalive.html" class="olink">DB_ENV->set_isalive()</a> method did not take a flags parameter. In the Berkeley DB 384.5 release, an additional flags argument has been added: 39<a href="../api_reference/C/envset_isalive.html#isalive_DB_MUTEX_PROCESS_ONLY" class="olink">DB_MUTEX_PROCESS_ONLY</a>.</p> 40 <p>Applications configuring an is-alive function should add a flags 41argument to the function, and change the function to ignore any thread 42ID and return the status of just the process, when the 43<a href="../api_reference/C/envset_isalive.html#isalive_DB_MUTEX_PROCESS_ONLY" class="olink">DB_MUTEX_PROCESS_ONLY</a> flag is specified.</p> 44 </div> 45 <div class="navfooter"> 46 <hr /> 47 <table width="100%" summary="Navigation footer"> 48 <tr> 49 <td width="40%" align="left"><a accesskey="p" href="upgrade_4_5_deprecate.html">Prev</a> </td> 50 <td width="20%" align="center"> 51 <a accesskey="u" href="upgrade_4_5_toc.html">Up</a> 52 </td> 53 <td width="40%" align="right"> <a accesskey="n" href="upgrade_4_5_elect.html">Next</a></td> 54 </tr> 55 <tr> 56 <td width="40%" align="left" valign="top">Release 4.5: deprecated interfaces </td> 57 <td width="20%" align="center"> 58 <a accesskey="h" href="index.html">Home</a> 59 </td> 60 <td width="40%" align="right" valign="top"> Release 4.5: DB_ENV->rep_elect</td> 61 </tr> 62 </table> 63 </div> 64 </body> 65</html> 66