/* a server in the unix domain.  The pathname of 
   the socket address is passed as an argument */
#include <sys/types.h>
#include <sys/socket.h>
#include <sys/un.h>
#include <stdio.h>

int main(int argc, char *argv[])
{
  int listener;
  struct sockaddr_un serv_addr;
  int len;
  int conn;
  
  listener = socket(AF_UNIX,SOCK_STREAM,0);
  if( listener < 0 ) {
    perror( "couldn't create socket" );
    return -1;
  }


  bzero( (char *)&serv_addr, sizeof(serv_addr) );
  serv_addr.sun_family = AF_UNIX;
  unlink( "/tmp/ugh" );
  strcpy( serv_addr.sun_path, "/tmp/ugh" );
  
  if( bind( listener, (struct sockaddr *)&serv_addr,
            strlen(serv_addr.sun_path) + sizeof(serv_addr.sun_family) ) < 0 ) {
    perror( "bind failed" );
    return -1;         
  }

  listen( listener, 0 );
  
  while( 1 ) {
    conn = accept( listener, NULL, NULL );
    if( conn < 0 ) {
      perror( "accept() failed" );
      return -1;
    }
    len = write( conn, "one", 3 );
    if(len != 3) {
	    printf("short write: %d!\n", len);
    }
    shutdown( conn, 2 );
    close( conn );
  }
  
  return 0;
}