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/***********************************************************************/
/* */
/* OCaml */
/* */
/* Contributed by Stephane Glondu <steph@glondu.net> */
/* */
/* Copyright 2009 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 <alloc.h>
#include <fail.h>
#include <memory.h>
#ifdef HAS_SETGROUPS
#include <sys/types.h>
#ifdef HAS_UNISTD
#include <unistd.h>
#endif
#include <limits.h>
#include <grp.h>
#include "unixsupport.h"
CAMLprim value unix_setgroups(value groups)
{
gid_t * gidset;
mlsize_t size, i;
int n;
size = Wosize_val(groups);
gidset = (gid_t *) caml_stat_alloc(size * sizeof(gid_t));
for (i = 0; i < size; i++) gidset[i] = Int_val(Field(groups, i));
n = setgroups(size, gidset);
stat_free(gidset);
if (n == -1) uerror("setgroups", Nothing);
return Val_unit;
}
#else
CAMLprim value unix_setgroups(value groups)
{ invalid_argument("setgroups not implemented"); }
#endif
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