C连接MySQL数据库开发之Xcode环境配置及测试_MySQL
一、开发环境
Mac OS X 10.9.2 64位、Xcode5.1、MySQL5.5.37 64位
MySQL安装目录为:/usr/local/mysql
二、配置xcode连接mysql的编译选项
1> 将mysql头文件目录添加到xcode头文件搜索路径中
项目属性--> Build Settings --> Search Paths --> Header Search Paths,添加/usr/local/mysql/include
2> 将mysql库文件目录添加到xcode库文件搜索路径中
项目属性--> Build Settings --> Search Paths --> Library Search Paths,添加/usr/local/mysql/lib
3> 添加链接标记选项
项目属性--> Build Settings --> Linking --> Other Linker Flags,添加如下标记:
-lmysqlclient
-lm
-lz
4> 将mysql的动态库链接到/usr/lib目录下
ln -s /usr/local/mysql/lib/libmysqlclient.18.dylib /usr/lib
三、测试开发环境
////main.c//mysql数据库编程////Created by YangXin on 14-5-22.//Copyright (c) 2014年 yangxin. All rights reserved.//#include <stdio.h>#include <stdlib.h>#include <string.h>#include <mysql.h>MYSQL mysql;int main(int argc, const char * argv[]){ /*连接之前,先用mysql_init初始化MYSQL连接句柄*/ mysql_init(&mysql); /*使用mysql_real_connect连接服务器,其参数依次为MYSQL句柄,服务器IP地址, 登录mysql的用户名,密码,要连接的数据库等*/ if(!mysql_real_connect(&mysql, "localhost", "root", "yangxin", "test", 0, NULL, 0)) { printf("connecting to Mysql error:%d from %s/n",mysql_errno(&mysql), mysql_error(&mysql)); return -1; }else { printf("Connected Mysql successful!/n"); } /*关闭连接*/ mysql_close(&mysql); return 0;}</mysql.h></string.h></stdlib.h></stdio.h>
如果出现 dyld: Library not loaded: libmysqlclient.18.dylib错误,表示没有将mysql的动态库链接到/usr/lib目录下。

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