#include <stdio.h>#include <string.h>#include <stdlib.h>#include <unistd.h>#include <time.h>#include <libmsql/msql.h>#define VERBOSE#define SELECT_QUERY "select * from xutable"int main(argc,argv)	int	argc;	char	*argv[];{	int	sock,		numrow,		num;	char	qbuf[160],		*host,		*db,		*qty;	m_result *res;	m_row row;		//if (argc != 3 && argc != 5)	//{	//	printf("usage : select_test [-h host] <dbname> <num>\n\n");	//	exit(1);	//}        if (argc == 5)        {                host = argv[2];                db = argv[3];                qty = argv[4];        }        else        {                host = NULL;                db = argv[1];                qty = argv[2];        }	if ((sock = msqlConnect(host)) < 0)	{		printf("Couldn't connect to engine!\n%s\n\n", msqlErrMsg);		perror("");		exit(1);	}	printf("connect to engine!\n");	if (msqlSelectDB(sock,db) < 0)	{		printf("Couldn't select database %s!\n%s\n",argv[1],msqlErrMsg);	}	printf("select db!\n");	//while (count < num)	//{		//snprintf(qbuf,sizeof(qbuf),SELECT_QUERY,count);	sprintf(qbuf,SELECT_QUERY);	if(numrow=msqlQuery(sock,qbuf) < 0)	{		printf("Query failed (%s)\n",msqlErrMsg);		//printf("Selected %d rows\n",count);		exit(1);	}	printf("query good!\n");	res=msqlStoreResult();	printf("get result!\n");	printf("%d \n",numrow);	numrow=msqlNumRows(res);	for(num=0;num<numrow;num++)	{		msqlDataSeek(res,num);		row=msqlFetchRow(res);		//printf("fetch row!\n");		printf("%s,%d \n",row[0],row[1]);	}	//}	msqlClose(sock);	exit(0);}