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这是我第一个c&mysql程序, 系统环境:freebsd 6.4.
我不知道mysql头文件和库安装在哪, mysql是采用ports安装的, 下面是代码:
#include <stdio.h>
#include <mysql.h>
int main()
{
MYSQL mysql;
MYSQL_RES *result;
MYSQL_ROW row;
mysql_init(&mysql);
mysql_real_connecte(&mysql, "localhost", "root", "19880213",
"library", 0, NULL, 0);
mysql_query(&mysql, "SELECT lname,fname FROM employees");
result = mysql_store_reslut(&mysql);
while ((row = mysql_fetch_row(result)))
{
printf("%s - %s\n",row[0], row[1]);
}
mysql_free_reslut(result);
mysql_close(&mysql);
} |
我直接:cc -o sample sample.c
得到下面的errors:
$ cc -o sample sample.c
sample.c:2:19: mysql.h: No such file or directory
sample.c: In function `main':
sample.c:6: error: syntax error before "mysql"
sample.c:7: error: `MYSQL_RES' undeclared (first use in this function)
sample.c:7: error: (Each undeclared identifier is reported only once
sample.c:7: error: for each function it appears in.)
sample.c:7: error: `result' undeclared (first use in this function)
sample.c:8: error: syntax error before "row"
sample.c:10: error: `mysql' undeclared (first use in this function)
sample.c:15: error: `row' undeclared (first use in this function) |
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