ocaml/otherlibs/win32unix/channels.c

32 lines
1.3 KiB
C

/***********************************************************************/
/* */
/* Objective Caml */
/* */
/* 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. */
/* */
/***********************************************************************/
/* $Id$ */
#include <mlvalues.h>
#include <alloc.h>
#include "unixsupport.h"
#include <fcntl.h>
CAMLprim value win_fd_handle(value handle)
{
int fd = _open_osfhandle((long) Handle_val(handle), O_BINARY);
if (fd == -1) uerror("channel_of_descr", Nothing);
return Val_int(fd);
}
CAMLprim value win_handle_fd(value fd)
{
return win_alloc_handle_or_socket((HANDLE) _get_osfhandle(Int_val(fd)));
}