fork download

int main()
{
    struct sockaddr serveraddr, clientaddr;
    int sd, sd_new;
    socklen_t serverlen, clientlen;
    char buf[256];
 
    sd = socket(AF_UNIX, SOCK_STREAM, 0);
    if (sd < 0)
        exit(-1);
 
    bzero(&serveraddr, sizeof(serveraddr));
    bzero(&clientaddr, sizeof(clientaddr));
 
    serveraddr.sa_family = AF_UNIX;
    strcpy(serveraddr.sa_data, MYSOCKET);
    serverlen = sizeof(serveraddr.sa_family) + strlen(serveraddr.sa_data);
    clientlen = sizeof(clientaddr.sa_family) + strlen(clientaddr.sa_data);
 
    unlink(MYSOCKET);
 
    if (bind(sd, (struct sockaddr *)&serveraddr, serverlen) < 0)
        exit(-2);
 
    if (listen(sd, LISENQ) < 0)
        exit(-3);
 
    for(;;)
    {
        sd_new = accept(sd, (struct sockaddr *)&clientaddr, &clientlen);
        if (sd_new < 0)
            exit(-4);
 
        if (fork() == 0)
        {
            read(sd_new, buf, sizeof(buf));
 
            printf("Got msg: %s", buf);
 
            close(sd_new);
            exit(0);
        }
 
        close (sd);
    }
    return 0;
}

prog.c: In function ‘main’:
prog.c:3:21: error: storage size of ‘serveraddr’ isn’t known
prog.c:3:33: error: storage size of ‘clientaddr’ isn’t known
prog.c:5:5: error: unknown type name ‘socklen_t’
prog.c:8:5: error: implicit declaration of function ‘socket’ [-Werror=implicit-function-declaration]
prog.c:8:17: error: ‘AF_UNIX’ undeclared (first use in this function)
prog.c:8:17: note: each undeclared identifier is reported only once for each function it appears in
prog.c:8:26: error: ‘SOCK_STREAM’ undeclared (first use in this function)
prog.c:10:9: error: implicit declaration of function ‘exit’ [-Werror=implicit-function-declaration]
prog.c:10:9: error: incompatible implicit declaration of built-in function ‘exit’ [-Werror]
prog.c:12:5: error: implicit declaration of function ‘bzero’ [-Werror=implicit-function-declaration]
prog.c:16:5: error: implicit declaration of function ‘strcpy’ [-Werror=implicit-function-declaration]
prog.c:16:5: error: incompatible implicit declaration of built-in function ‘strcpy’ [-Werror]
prog.c:16:32: error: ‘MYSOCKET’ undeclared (first use in this function)
prog.c:17:5: error: implicit declaration of function ‘strlen’ [-Werror=implicit-function-declaration]
prog.c:17:48: error: incompatible implicit declaration of built-in function ‘strlen’ [-Werror]
prog.c:20:5: error: implicit declaration of function ‘unlink’ [-Werror=implicit-function-declaration]
prog.c:22:5: error: implicit declaration of function ‘bind’ [-Werror=implicit-function-declaration]
prog.c:23:9: error: incompatible implicit declaration of built-in function ‘exit’ [-Werror]
prog.c:25:5: error: implicit declaration of function ‘listen’ [-Werror=implicit-function-declaration]
prog.c:25:20: error: ‘LISENQ’ undeclared (first use in this function)
prog.c:26:9: error: incompatible implicit declaration of built-in function ‘exit’ [-Werror]
prog.c:30:9: error: implicit declaration of function ‘accept’ [-Werror=implicit-function-declaration]
prog.c:32:13: error: incompatible implicit declaration of built-in function ‘exit’ [-Werror]
prog.c:34:9: error: implicit declaration of function ‘fork’ [-Werror=implicit-function-declaration]
prog.c:36:13: error: implicit declaration of function ‘read’ [-Werror=implicit-function-declaration]
prog.c:38:13: error: implicit declaration of function ‘printf’ [-Werror=implicit-function-declaration]
prog.c:38:13: error: incompatible implicit declaration of built-in function ‘printf’ [-Werror]
prog.c:40:13: error: implicit declaration of function ‘close’ [-Werror=implicit-function-declaration]
prog.c:41:13: error: incompatible implicit declaration of built-in function ‘exit’ [-Werror]
prog.c:3:33: error: unused variable ‘clientaddr’ [-Werror=unused-variable]
prog.c:3:21: error: unused variable ‘serveraddr’ [-Werror=unused-variable]
cc1: all warnings being treated as errors

Standard output is empty