games/larn/nap.c

   1 /* nap.c                 Larn is copyrighted 1986 by Noah Morgan. */
   2 /* $FreeBSD: src/games/larn/nap.c,v 1.4 1999/11/16 02:57:23 billf Exp $ */
   3 /* $DragonFly: src/games/larn/nap.c,v 1.4 2006/08/26 17:05:05 pavalos Exp $ */
   4 #include "header.h"
   5 /*
   6  *      routine to take a nap for n milliseconds
   7  */
   8 void
   9 nap(int x)
  10 {
  11         if (x <= 0)     /* eliminate chance for infinite loop */
  12                 return;
  13         lflush();
  14         usleep(x * 1000);
  15 }