ocaml/otherlibs/unix/setsid.c

34 lines
1.4 KiB
C

/**************************************************************************/
/* */
/* OCaml */
/* */
/* Xavier Leroy, projet Cristal, INRIA Rocquencourt */
/* */
/* Copyright 1997 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 "unixsupport.h"
#ifdef HAS_UNISTD
#include <unistd.h>
#endif
CAMLprim value unix_setsid(value unit)
{
#ifdef HAS_SETSID
pid_t pid = setsid();
if (pid == (pid_t)(-1)) uerror("setsid", Nothing);
return Val_long(pid);
#else
caml_invalid_argument("setsid not implemented");
return Val_unit;
#endif
}