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Statistics for MySQL
0.9
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00001 /* sqlplugin.cc (plugin) */ 00002 00003 /*********************************************************************** 00004 * This code is part of Statistics for MySQL. 00005 * 00006 * Copyright (C) 2011 Heinrich Schuchardt (xypron.glpk@gmx.de) 00007 * 00008 * Licensed under the Apache License, Version 2.0 (the "License"); 00009 * you may not use this file except in compliance with the License. 00010 * You may obtain a copy of the License at 00011 * 00012 * http://www.apache.org/licenses/LICENSE-2.0 00013 * 00014 * Unless required by applicable law or agreed to in writing, software 00015 * distributed under the License is distributed on an "AS IS" BASIS, 00016 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 00017 * See the License for the specific language governing permissions and 00018 * limitations under the License. 00019 ***********************************************************************/ 00020 00029 #include <stdio.h> 00030 #include "config.h" 00031 #include "sqlstat.h" 00032 #include "sqlplugin.h" 00033 #include "sqlrand.h" 00034 00035 using sqlstat::MersenneTwister; 00036 00037 static int plugin_is_loaded = 0; 00038 00044 int sqlstat_plugin_init(void *p) { 00045 fprintf(stderr, "Statistics for MySQL %s: " 00046 "plugin loaded.\n", VERSION); 00047 MersenneTwister::init(); 00048 plugin_is_loaded = 1; 00049 return 0; 00050 } 00051 00057 int sqlstat_plugin_deinit(void *p) { 00058 fprintf(stderr, "Statistics for MySQL %s: " 00059 "plugin unloaded.\n", VERSION); 00060 MersenneTwister::deinit(); 00061 plugin_is_loaded = 0; 00062 return 0; 00063 } 00064 00070 int sqlstat_plugin_isloaded() { 00071 return plugin_is_loaded; 00072 }