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>db_env_set_func_malloc</title> 7 <link rel="stylesheet" href="apiReference.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 C API Reference" /> 10 <link rel="up" href="setfunc.html" title="Appendix��3.�� Berkeley DB Application Space Static Functions" /> 11 <link rel="prev" href="db_env_set_func_ioinfo.html" title="db_env_set_func_ioinfo" /> 12 <link rel="next" href="db_env_set_func_open.html" title="db_env_set_func_open" /> 13 </head> 14 <body> 15 <div class="navheader"> 16 <table width="100%" summary="Navigation header"> 17 <tr> 18 <th colspan="3" align="center">db_env_set_func_malloc</th> 19 </tr> 20 <tr> 21 <td width="20%" align="left"><a accesskey="p" href="db_env_set_func_ioinfo.html">Prev</a>��</td> 22 <th width="60%" align="center">Appendix��3.�� 23 Berkeley DB Application Space Static Functions 24 </th> 25 <td width="20%" align="right">��<a accesskey="n" href="db_env_set_func_open.html">Next</a></td> 26 </tr> 27 </table> 28 <hr /> 29 </div> 30 <div class="sect1" lang="en" xml:lang="en"> 31 <div class="titlepage"> 32 <div> 33 <div> 34 <h2 class="title" style="clear: both"><a id="db_env_set_func_malloc"></a>db_env_set_func_malloc</h2> 35 </div> 36 </div> 37 </div> 38 <pre class="programlisting">#include <db.h> 39 40int 41db_env_set_func_malloc(void *(*func_malloc)(size_t size)); </pre> 42 <p> 43 Replace Berkeley DB calls to the ANSI C X3.159-1989 (ANSI C) standard 44 <span class="bold"><strong>malloc</strong></span> function with <span class="bold"><strong>func_malloc</strong></span>, which must conform to the standard 45 interface specification. 46 </p> 47 <p> 48 The <code class="function">db_env_set_func_malloc()</code> function configures all operations performed 49 by a process and all of its threads of control, not operations 50 confined to a single database environment. 51 </p> 52 <p> 53 Although the <code class="function">db_env_set_func_malloc()</code> function may be called at any time 54 during the life of the application, it should normally be called 55 before making calls to the <a class="xref" href="envcreate.html" title="db_env_create">db_env_create</a> or 56 <a class="xref" href="dbcreate.html" title="db_create">db_create</a> methods. 57 </p> 58 <p> 59 The <code class="function">db_env_set_func_malloc()</code> <span> 60 function returns a non-zero error value on failure and 0 on success. 61 </span> 62 </p> 63 <div class="sect2" lang="en" xml:lang="en"> 64 <div class="titlepage"> 65 <div> 66 <div> 67 <h3 class="title"><a id="id1719876"></a>Parameters</h3> 68 </div> 69 </div> 70 </div> 71 <div class="sect3" lang="en" xml:lang="en"> 72 <div class="titlepage"> 73 <div> 74 <div> 75 <h4 class="title"><a id="id1719835"></a>func_malloc</h4> 76 </div> 77 </div> 78 </div> 79 <p> 80 The <span class="bold"><strong>func_malloc</strong></span> parameter is the 81 replacement function. It must conform to the standard interface 82 specification. 83 </p> 84 </div> 85 </div> 86 <div class="sect2" lang="en" xml:lang="en"> 87 <div class="titlepage"> 88 <div> 89 <div> 90 <h3 class="title"><a id="id1720101"></a>See Also</h3> 91 </div> 92 </div> 93 </div> 94 <p> 95 <a href="../../programmer_reference/program_runtime.html" class="olink">Run-time configuration</a> 96 </p> 97 </div> 98 </div> 99 <div class="navfooter"> 100 <hr /> 101 <table width="100%" summary="Navigation footer"> 102 <tr> 103 <td width="40%" align="left"><a accesskey="p" href="db_env_set_func_ioinfo.html">Prev</a>��</td> 104 <td width="20%" align="center"> 105 <a accesskey="u" href="setfunc.html">Up</a> 106 </td> 107 <td width="40%" align="right">��<a accesskey="n" href="db_env_set_func_open.html">Next</a></td> 108 </tr> 109 <tr> 110 <td width="40%" align="left" valign="top">db_env_set_func_ioinfo��</td> 111 <td width="20%" align="center"> 112 <a accesskey="h" href="index.html">Home</a> 113 </td> 114 <td width="40%" align="right" valign="top">��db_env_set_func_open</td> 115 </tr> 116 </table> 117 </div> 118 </body> 119</html> 120