LIBCD.lib(wincrt0.obj) : error LNK2001: unresolved external symbol _WinMain@16是什么错误？

[swordbroken]

[xiaoxiaohan]

贴出代码吧。

[swordbroken]

也没什么，就是一个Win32 控制台的程序，可是编译老是连接出错，就是这个提示信息

[swordbroken]

#include "stdafx.h"
#include <stdio.h>
#include <winsock2.h>


void main()
{
SOCKET socketid;
struct sockaddr_in server_addr;
SOCKET msgsocket;
char buffer[1024];
int rval;

WORD wVersionRequested;
WSADATA wsaData;
int err;

wVersionRequested = MAKEWORD(1,1);

err = WSAStartup(wVersionRequested,&wsaData);

if(err != 0)
{
perror("there is no DLL to use");
return;
}

if((LOBYTE(wsaData.wVersion)!=1) || (HIBYTE(wsaData.wVersion)!=1))
{
perror("there is not right DLL");
WSACleanup();
return;
}

socketid = socket(AF_INET,SOCK_STREAM,0);
if(socketid == INVALID_SOCKET)
{
perror("there is error in opening sockets\n");
return;
}

server_addr.sin_family = AF_INET;
server_addr.sin_port = htons(5050);
server_addr.sin_addr.S_un.S_un_b.s_b1 = 192;
server_addr.sin_addr.S_un.S_un_b.s_b2 = 168;
server_addr.sin_addr.S_un.S_un_b.s_b3 = 1;
server_addr.sin_addr.S_un.S_un_b.s_b4 = 22;

if(bind(socketid,(sockaddr*)&server_addr,sizeof(server_addr)) < 0)
{
perror("there is error in binding sockets\n");
return ;
}

int length = sizeof(server_addr);

if(getsockname(socketid,(struct sockaddr*)&server_addr,&length)<0)
{
perror("there is error in getting name");
return;
}
printf ("socket port %d\n",ntohs(server_addr.sin_port));

listen(socketid,5);

do
{
msgsocket = accept(socketid,(struct sockaddr*)&server_addr,&length);
if(msgsocket == INVALID_SOCKET)
{
perror("there is error in open new sockets");
break;
}
else do
{
memset(buffer,0,sizeof(buffer));
rval = recv(msgsocket,buffer,1024,0);

if(rval < 0)
{
perror("there is error in recving");
break;
}

if(rval == 0)
{
printf("ending connecting...");
return;
}
else
printf("-->%s\n",buffer);
}while(rval != 0);
closesocket(msgsocket);
}while(TRUE);

closesocket(socketid);
WSACleanup();
return;
}

[swordbroken]

#include "stdafx.h"
#include <stdio.h>
#include <winsock2.h>


void main()
{
SOCKET socketid;
struct sockaddr_in server_addr;
SOCKET msgsocket;
char buffer[1024];
int rval;

WORD wVersionRequested;
WSADATA wsaData;
int err;

wVersionRequested = MAKEWORD(1,1);

err = WSAStartup(wVersionRequested,&wsaData);

if(err != 0)
{
perror("there is no DLL to use");
return;
}

if((LOBYTE(wsaData.wVersion)!=1) || (HIBYTE(wsaData.wVersion)!=1))
{
perror("there is not right DLL");
WSACleanup();
return;
}

socketid = socket(AF_INET,SOCK_STREAM,0);
if(socketid == INVALID_SOCKET)
{
perror("there is error in opening sockets\n");
return;
}

server_addr.sin_family = AF_INET;
server_addr.sin_port = htons(5050);
server_addr.sin_addr.S_un.S_un_b.s_b1 = 192;
server_addr.sin_addr.S_un.S_un_b.s_b2 = 168;
server_addr.sin_addr.S_un.S_un_b.s_b3 = 1;
server_addr.sin_addr.S_un.S_un_b.s_b4 = 22;

if(bind(socketid,(sockaddr*)&server_addr,sizeof(server_addr)) < 0)
{
perror("there is error in binding sockets\n");
return ;
}

int length = sizeof(server_addr);

if(getsockname(socketid,(struct sockaddr*)&server_addr,&length)<0)
{
perror("there is error in getting name");
return;
}
printf ("socket port %d\n",ntohs(server_addr.sin_port));

listen(socketid,5);

do
{
msgsocket = accept(socketid,(struct sockaddr*)&server_addr,&length);
if(msgsocket == INVALID_SOCKET)
{
perror("there is error in open new sockets");
break;
}
else do
{
memset(buffer,0,sizeof(buffer));
rval = recv(msgsocket,buffer,1024,0);

if(rval < 0)
{
perror("there is error in recving");
break;
}

if(rval == 0)
{
printf("ending connecting...");
return;
}
else
printf("-->%s\n",buffer);
}while(rval != 0);
closesocket(msgsocket);
}while(TRUE);

closesocket(socketid);
WSACleanup();
return;
}

[code_cold]

Atl + F7 ->Link
Delete the following:

/subsystem:windows

[swordbroken]

谢谢！！
给分了

[houjzs]

#pragma comment(linker, "/subsystem:console")