ocaml/otherlibs/unix/dup.c

24 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 <caml/mlvalues.h>
#include "unixsupport.h"
CAMLprim value unix_dup(value fd)
{
int ret;
ret = dup(Int_val(fd));
if (ret == -1) uerror("dup", Nothing);
return Val_int(ret);
}