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/***********************************************************************/
/* */
/* Objective Caml */
/* */
/* Xavier Leroy, projet Cristal, INRIA Rocquencourt */
/* */
/* Copyright 1996 Institut National de Recherche en Informatique et */
/* Automatique. Distributed only by permission. */
/* */
/***********************************************************************/
/* $Id$ */
#include <mlvalues.h>
#include "unix.h"
#include <errno.h>
#ifdef HAS_GETPRIORITY
#include <sys/time.h>
#include <sys/resource.h>
value unix_nice(incr)
value incr;
{
int prio;
errno = 0;
prio = getpriority(PRIO_PROCESS, 0);
if (prio == -1 && errno != 0)
uerror("nice", Nothing);
prio += Int_val(incr);
if (setpriority(PRIO_PROCESS, 0, prio) == -1)
uerror("nice", Nothing);
return Val_int(prio);
}
#else
value unix_nice(incr)
value incr;
{
int ret;
errno = 0;
ret = nice(Int_val(incr));
if (ret == -1 && errno != 0) uerror("nice", Nothing);
return Val_int(ret);
}
#endif
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