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这个代码编译通不过,请看看
来源: 互联网 发布时间:2015-04-17
本文导语: #include #include #include #include #include #include #include #include #define PORT 3490 #define MAXDATASIZE 100 int main(int argc, char *argv[]) { int sockfd, numbytes; char buf[MAXDATASIZE]; struct host...
#include
#include
#include
#include
#include
#include
#include
#include
#define PORT 3490
#define MAXDATASIZE 100
int main(int argc, char *argv[])
{
int sockfd, numbytes;
char buf[MAXDATASIZE];
struct hostent *he;
struct sockaddr_in their_addr;
if (argc != 2)
{
fprintf(stderr,"usage: client hostnamen");
exit(1);
}
if ((he=gethostbyname(argv[1])) == NULL)
{
herror("gethostbyname");
exit(1);
}
if ((sockfd = socket(AF_INET, SOCK_STREAM, 0)) == -1)
{
perror("socket");
exit(1);
}
their_addr.sin_family = AF_INET;
their_addr.sin_port = htons(PORT);
their_addr.sin_addr = *((struct in_addr *)he->h_addr);
bzero(&(their_addr.sin_zero),;
if (connect(sockfd, (struct sockaddr *)&their_addr,sizeof(struct sockaddr)) == -1)
{
perror("connect");
exit(1);
}
if ((numbytes=recv(sockfd, buf, MAXDATASIZE, 0)) == -1)
{
perror("recv");
exit(1);
}
buf[numbytes] = '';
printf("Received: %s",buf);
close(sockfd);
return 0;
}
#include
#include
#include
#include
#include
#include
#include
#define PORT 3490
#define MAXDATASIZE 100
int main(int argc, char *argv[])
{
int sockfd, numbytes;
char buf[MAXDATASIZE];
struct hostent *he;
struct sockaddr_in their_addr;
if (argc != 2)
{
fprintf(stderr,"usage: client hostnamen");
exit(1);
}
if ((he=gethostbyname(argv[1])) == NULL)
{
herror("gethostbyname");
exit(1);
}
if ((sockfd = socket(AF_INET, SOCK_STREAM, 0)) == -1)
{
perror("socket");
exit(1);
}
their_addr.sin_family = AF_INET;
their_addr.sin_port = htons(PORT);
their_addr.sin_addr = *((struct in_addr *)he->h_addr);
bzero(&(their_addr.sin_zero),;
if (connect(sockfd, (struct sockaddr *)&their_addr,sizeof(struct sockaddr)) == -1)
{
perror("connect");
exit(1);
}
if ((numbytes=recv(sockfd, buf, MAXDATASIZE, 0)) == -1)
{
perror("recv");
exit(1);
}
buf[numbytes] = '';
printf("Received: %s",buf);
close(sockfd);
return 0;
}
|
少了#include 。
另外两处应该是笔误,自己改吧。
另外两处应该是笔误,自己改吧。
|
bzero(&(their_addr.sin_zero),;
^^^^^^^^^^^
bzero(&(their_addr.sin_zero));
cc .. -lsocket
^^^^^^^^^^^
bzero(&(their_addr.sin_zero));
cc .. -lsocket