main.cpp

//
//  main.cpp
//  daytime_client
//
//  Created by shenyixin on 14-4-1.
//  Copyright (c) 2014年 shenyixin. All rights reserved.
//

#include    "common.h"

int
main(int argc, char **argv)
{
    int                 sockfd, n;
    char                recvline[MAXLINE + 1];
    struct sockaddr_in  servaddr;
    
    if (argc != 2)
        err_quit("usage: a.out <IPaddress>");
    
    if ( (sockfd = socket(AF_INET, SOCK_STREAM, 0)) < 0)
        err_sys("socket error");
    
    bzero(&servaddr, sizeof(servaddr));
    servaddr.sin_family = AF_INET;
    servaddr.sin_port   = htons(8080);  /* daytime server */
    if (inet_pton(AF_INET, argv[1], &servaddr.sin_addr) <= 0)
        err_quit("inet_pton error for %s", argv[1]);
    
    if (connect(sockfd, (SA *) &servaddr, sizeof(servaddr)) < 0)
        err_sys("connect error");
    
    int count = 0;
    while ( (n = read(sockfd, recvline, 10)) > 0) {
        count++;
        recvline[n] = 0;    /* null terminate */
        if (fputs(recvline, stdout) == EOF)
            err_sys("fputs error");
    }
    if (n < 0)
        err_sys("read error");
    printf("count = %d",count);
    
    exit(0);
}