之前有好多人在为这件事情头疼不已：
想有一个不需要安装mysql客户端就可以导入数据库脚本，但找不到对应的api调用。所以得需要自己去实现导入数据库的实现方法：
common.h
#ifndef _COMMON_H#define _COMMON_H#ifdef WIN32#include <winsock2.h>typedef __int8int8_t;typedef __int16int16_t;typedef __int32int32_t;typedef __int64int64_t;typedef unsigned __int8uint8_t;typedef unsigned __int16uint16_t;typedef unsigned __int32uint32_t;typedef unsigned __int64uint64_t;#define atoll(_String) \_atoi64(_String)#else#include <sys/types.h>#include <sys/socket.h>#include <stdint.h>#include<linux/string.h>#endif#include <stdlib.h>#include <stdio.h>#include <string>#include <vector>#include <map>#include <set>#include <list>using namespace std;enum SERVER_ACTION{SERVER_STARTNEW = 0,//开新服};#ifdef WIN32#define PATH_DELIMTER "\\"#else#define PATH_DELIMTER "/"#endif#endifdbmanager.h#ifndef _DBMANAGER_H#define _DBMANAGER_H#include <string>using namespace std;#include "common.h"#include <mysql.h>//数据库配置信息struct DBInfo{string host;string user;string passwd;string db;uint16_t port;};class DBManager{public:DBManager();~DBManager();bool SelectDB(string dbName);bool ConnectDB(DBInfo &dbInfo);MYSQL_RES* ExeSql(const char * sql, int len);bool readFromSql(string fileName,vector<string>& sql);bool sourceSql(string fileName);private:MYSQL *mysqlInit(DBInfo &info);void mysqlClose();private:MYSQL *m_mysqlConn;DBInfo m_dbConfig;};extern DBManager g_DBManager;#endifdbmanager.cpp#include "dbmanager.h"#include <fstream>DBManager g_DBManager;DBManager::DBManager(){}DBManager::~DBManager(){}bool DBManager::ConnectDB(DBInfo &dbInfo){m_dbConfig = dbInfo; m_mysqlConn = mysqlInit(dbInfo);if (!m_mysqlConn) {return false;}return true;}MYSQL *DBManager::mysqlInit(DBInfo &info){MYSQL *mysql = mysql_init(NULL);if (!mysql)return NULL;if (!mysql_real_connect(mysql,info.host.c_str(),info.user.c_str(),info.passwd.c_str(),info.db.c_str(),info.port, NULL, 0)) {int ret = mysql_errno(mysql);mysql_close(mysql);return NULL;}#if MYSQL_VERSION_ID >= 50013my_bool reconnect = 1;if (mysql_options(mysql, MYSQL_OPT_RECONNECT, &reconnect)){int ret = mysql_errno(mysql);mysql_close(mysql);return NULL;}#elsemysql->reconnect = 1;#endifreturn mysql;} void DBManager::mysqlClose(){if (m_mysqlConn){mysql_close(m_mysqlConn);m_mysqlConn = NULL;}} /************************************************************************//* 执行SQL语句*//************************************************************************/MYSQL_RES* DBManager::ExeSql(const char * sql, int len){MYSQL_RES* res = NULL;int ret = mysql_real_query(m_mysqlConn, sql, len);if (ret == 0){res = mysql_store_result(m_mysqlConn);}else{printf("mysql query %s return errorcode:%d\n",sql, mysql_errno(m_mysqlConn));}return res;}/************************************************************************//* 选择数据库*//************************************************************************/bool DBManager::SelectDB(string dbName) { if(mysql_select_db(m_mysqlConn,dbName.c_str()))return false; elsereturn true; }/************************************************************************//*fileName是sql文件的路径， 解析出fileName中的每一条sql语句，放入到sql容器中 *//************************************************************************/bool DBManager::readFromSql(string fileName,vector<string>& sql){ifstream in(fileName.c_str(), ios::in);//linuxstring signalSql,s; if(!in){return false;} while(getline(in,s)){int pos = s.find(";");signalSql += s;if(pos != s.npos){//找到了一条语句的结束位sql.push_back(signalSql);signalSql.clear();}s.clear();}in.close();return true;}/************************************************************************//* 导入数据库sql*//************************************************************************/bool DBManager::sourceSql(string fileName){vector<string> vecSql;bool ret = readFromSql(fileName,vecSql);if(ret == false){printf("导入gamedb.sql失败");return false;}for (vector<string>::iterator it = vecSql.begin(); it != vecSql.end(); it++){ExeSql((*it).c_str(), (*it).length());}return true;}我这里的source实现其实就是把sql脚本里的记录按行读取，如果遇到了一个分号，表示已经是一个语句了，把它放到一个sql语句的容器中，不知道还有没有别人有更好的方法，希望可以在这里交流，，并留下你们的代码
如果有可能，我带你去远行。躺在德德玛的草原，
