Compiling...
mthreadserver.c
e:\course\c语言\mthreadserver.c(2) : fatal error C1083: Cannot open include file: 'strings.h': No such file or directory
Error executing cl.exe.
mthreadserver.obj - 1 error(s), 0 warning(s)
#include #include #include #include #include #include #include #define PORT 1234#define BACKLOS 5#define MAXDATASIZE 100void process_cli(int connfd,struct sockaddr_in client);int main(){ int listenfd,connfd; pid_t pid; struct sockaddr_in server; struct sockaddr_in client; int len; if((listenfd=socket(AF_INET,SOCK_STREAM,0))==-1){ perror("Creating sock falied"); exit(1); } int opt=SO_REUSEADDR; setsockopt(listenfd,SOL_SOCKET,SO_REUSEADDR,&opt,sizeof(opt)); bzero(&server,sizeof(server)); server.sin_family=AF_INET; server.sin_port=htons(PORT); server.sin_addr.s_addr=htonl(INADDR_ANY); if(bind(listenfd,(struct sockaddr *)&server,sizeof(server))==-1){ perror("Bind error"); exit(1); } if(listen(listenfd,BACKLOG)==-1){ perror("listen() error\n"); exit(1); } len=sizeof(client); while(1){ if((connfdf=accept(listenfd,(struct sockaddr *)&client,&len))==-1){ perror("accept() error\n"); exit(1); } if((pid=fork())>0){ close(connfd); continue; }else if(pid==0){ close(listenfd); process_cli(connfd,client); exit(0); }else{ printf("fork() error\n"); exit(0); } } close(listenfd);}void process_cli(int connfd,struct sockaddr_in client){ int num; char recvbuf[MAXDATASIZE],sendbuf[MAXDATASIZE],cli_name[MAXDATASIZE]; printf("You got a connection from %s."inet_ntoa(client.sin_addr)); num=recv(connfd,cli_name,MAXDATASIZE,0); if(num==0){ close(connfd); printf("Client disconnected.\n"); return; } cli_name[num-1]='\0'; printf("Client's name is %s.\n",cli_name); while(num=recv(connfd,recvbuf,MAXDATASIZE,0)){ recvbuf[num]='\0'; printf("Received client(%s) message:%s",cli_name,recvbuf); int i=0; for(i=0;i='a'&&recvbuf='A'&&recvbuf'Z'&&recvbuf'z') recvbuf=recvbuf-26; } sendbuf=recvbuf; } sendbuf[num-1]='\0'; send(connfd,sendbuf,strlen(sendbuf),0); } close(sonnfd);} |
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