** Return 0 to each child as it runs.  If unable to establish a
** listening socket, return non-zero.
*/
int cgi_http_server(
  int mnPort, int mxPort,   /* Range of TCP ports to try */
  const char *zBrowser,     /* Run this browser, if not NULL */
  const char *zIpAddr,      /* Bind to this IP address, if not null */
  int iIdleTimeout,         /* Stop after this many seconds of inactivity */
  int flags                 /* HTTP_SERVER_* flags */
){
#if defined(_WIN32)
  /* Use win32_http_server() instead */
  fossil_exit(1);
#else
  int listener = -1;           /* The server socket */
  int connection;              /* A socket for each individual connection */
  int nRequest = 0;            /* Number of requests handled so far */
  fd_set readfds;              /* Set of file descriptors for select() */
  socklen_t lenaddr;           /* Length of the inaddr structure */
  int child;                   /* PID of the child process */
  int nchildren = 0;           /* Number of child processes */
  struct timeval delay;        /* How long to wait inside select() */
  struct sockaddr_in inaddr;   /* The socket address */
  int opt = 1;                 /* setsockopt flag */
  int iPort = mnPort;
  int iPort = mnPort;          /* TCP port to use */
  time_t stopTime;             /* When to timeout */

  while( iPort<=mxPort ){
    memset(&inaddr, 0, sizeof(inaddr));
    inaddr.sin_family = AF_INET;
    if( zIpAddr ){
      inaddr.sin_addr.s_addr = inet_addr(zIpAddr);
      if( inaddr.sin_addr.s_addr == (-1) ){

      }
    }else
#endif
    if( system(zBrowser)<0 ){
      fossil_warning("cannot start browser: %s\n", zBrowser);
    }
  }
  if( iIdleTimeout>0 ) stopTime = time(0)+iIdleTimeout;
  while( 1 ){
#if FOSSIL_MAX_CONNECTIONS>0
    while( nchildren>=FOSSIL_MAX_CONNECTIONS ){
      if( wait(0)>=0 ) nchildren--;
    }
#endif
    delay.tv_sec = 0;
    delay.tv_usec = 100000;
    FD_ZERO(&readfds);
    assert( listener>=0 );
    FD_SET( listener, &readfds);
    select( listener+1, &readfds, 0, 0, &delay);
    if( FD_ISSET(listener, &readfds) ){
      lenaddr = sizeof(inaddr);
      connection = accept(listener, (struct sockaddr*)&inaddr, &lenaddr);
      if( connection>=0 ){
        if( iIdleTimeout>0 ) stopTime = time(0)+iIdleTimeout;
        child = fork();
        if( child!=0 ){
          if( child>0 ){
            nchildren++;
            nRequest++;
          }
          close(connection);

        if( x<=0 ) break;
        if( WIFSIGNALED(iStatus) && g.fAnyTrace ){
          fprintf(stderr, "/***** Child %d exited on signal %d (%s) *****/\n",
                  x, WTERMSIG(iStatus), strsignal(WTERMSIG(iStatus)));
        }
        nchildren--;
      }
    }
    /* Stop serving if idle for too long */
    if( iIdleTimeout>0 && stopTime<time(0) ){
      fossil_exit(0);
    }
  }
  /* NOT REACHED */
  fossil_exit(1);
#endif
  /* NOT REACHED */
  return 0;