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/* xgetgroups.c -- return a list of the groups a user or current process is in
Copyright (C) 2007-2020 Free Software Foundation, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>. */
/* Extracted from coreutils' src/id.c. */
#include <config.h>
#include "mgetgroups.h"
#include <errno.h>
#include "xalloc.h"
/* Like mgetgroups, but call xalloc_die on allocation failure. */
int
xgetgroups (char const *username, gid_t gid, gid_t **groups)
{
int result = mgetgroups (username, gid, groups);
if (result == -1 && errno == ENOMEM)
xalloc_die ();
return result;
}
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