ocaml/otherlibs/unix/nice.c

29 lines
1.1 KiB
C

/***********************************************************************/
/* */
/* OCaml */
/* */
/* Xavier Leroy, projet Cristal, INRIA Rocquencourt */
/* */
/* Copyright 1996 Institut National de Recherche en Informatique et */
/* en Automatique. All rights reserved. This file is distributed */
/* under the terms of the GNU Library General Public License, with */
/* the special exception on linking described in file ../../LICENSE. */
/* */
/***********************************************************************/
#include <mlvalues.h>
#include "unixsupport.h"
#include <errno.h>
#ifdef HAS_UNISTD
#include <unistd.h>
#endif
CAMLprim value unix_nice(value incr)
{
int ret;
errno = 0;
ret = nice(Int_val(incr));
if (ret == -1 && errno != 0) uerror("nice", Nothing);
return Val_int(ret);
}