47 lines
1.4 KiB
C
47 lines
1.4 KiB
C
#include "mysql.h"
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int _mysql(char *sql, char *MYSQL_HOST, char *MYSQL_PORT_, char *MYSQL_USRT, char *MYSQL_PASSWORD, char *MYSQL_DB, char *MYSQL_TABLES)
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{
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static MYSQL mysql; // 静态变量，仅初始化一次
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static char MYSQL_DB_[270] = { 0 };
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if (!mysql_init(&mysql)) {
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perror("mysql_init");
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return -1;
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}
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int result = 0;
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int timeout = 7; // 设置超时时间（秒）
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// 设置连接超时时间
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mysql_options(&mysql, MYSQL_OPT_CONNECT_TIMEOUT, &timeout);
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// 设置读、写超时时间（影响查询）
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mysql_options(&mysql, MYSQL_OPT_READ_TIMEOUT, &timeout);
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mysql_options(&mysql, MYSQL_OPT_WRITE_TIMEOUT, &timeout);
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if (mysql_real_connect(&mysql, MYSQL_HOST, MYSQL_USRT, MYSQL_PASSWORD, "mysql", atoi(MYSQL_PORT_), NULL, 0)) {
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if (0 != mysql_set_character_set(&mysql, "utf8")) {
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perror("mysql_set_character_set");
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result = -1;
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goto shutdown;
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}
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sprintf(MYSQL_DB_, "use %s;", MYSQL_DB);
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if (mysql_query(&mysql, MYSQL_DB_) || mysql_query(&mysql, sql)) {
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fprintf(stderr, "Query execution failed: %s\n", mysql_error(&mysql));
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result = -1;
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} else {
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// 执行成功的操作
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}
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} else {
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fprintf(stderr, "Connect failed: %s\n", mysql_error(&mysql));
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result = -1;
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}
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shutdown:
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mysql_close(&mysql);
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return result;
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}
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