4.3BSD - /usr/src/lib/libc/compat-4.1/nice.c

   1: /*
   2:  * Copyright (c) 1980 Regents of the University of California.
   3:  * All rights reserved.  The Berkeley software License Agreement
   4:  * specifies the terms and conditions for redistribution.
   5:  */
   6: 
   7: #if defined(LIBC_SCCS) && !defined(lint)
   8: static char sccsid[] = "@(#)nice.c	5.2 (Berkeley) 3/9/86";
   9: #endif LIBC_SCCS and not lint
  10: 
  11: #include <sys/time.h>
  12: #include <sys/resource.h>
  13: 
  14: /*
  15:  * Backwards compatible nice.
  16:  */
  17: nice(incr)
  18:     int incr;
  19: {
  20:     int prio;
  21:     extern int errno;
  22: 
  23:     errno = 0;
  24:     prio = getpriority(PRIO_PROCESS, 0);
  25:     if (prio == -1 && errno)
  26:         return (-1);
  27:     return (setpriority(PRIO_PROCESS, 0, prio + incr));
  28: }

Defined functions

Defined variables