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/**************************************************************************/
/* */
/* 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 Lesser General Public License version 2.1, with the */
/* special exception on linking described in the file LICENSE. */
/* */
/**************************************************************************/
#include <caml/fail.h>
#include <caml/mlvalues.h>
#include "caml/unixsupport.h"
#ifdef HAS_UNISTD
#include <unistd.h>
#endif
#include <fcntl.h>
#ifndef O_NONBLOCK
#define O_NONBLOCK O_NDELAY
#endif
CAMLprim value caml_unix_set_nonblock(value fd)
{
int retcode;
retcode = fcntl(Int_val(fd), F_GETFL, 0);
if (retcode == -1 ||
fcntl(Int_val(fd), F_SETFL, retcode | O_NONBLOCK) == -1)
caml_uerror("set_nonblock", Nothing);
return Val_unit;
}
CAMLprim value caml_unix_clear_nonblock(value fd)
{
int retcode;
retcode = fcntl(Int_val(fd), F_GETFL, 0);
if (retcode == -1 ||
fcntl(Int_val(fd), F_SETFL, retcode & ~O_NONBLOCK) == -1)
caml_uerror("clear_nonblock", Nothing);
return Val_unit;
}
CAMLprim value caml_unix_set_close_on_exec(value fd)
{
caml_unix_set_cloexec(Int_val(fd), "set_close_on_exec", Nothing);
return Val_unit;
}
CAMLprim value caml_unix_clear_close_on_exec(value fd)
{
caml_unix_clear_cloexec(Int_val(fd), "set_close_on_exec", Nothing);
return Val_unit;
}
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