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third_party
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ulib
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musl
/
src
/
misc
/
initgroups.c
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#define
_GNU_SOURCE
#include
<grp.h>
#include
<limits.h>
int
initgroups
(
const
char
*
user
,
gid_t
gid
)
{
gid_t
groups
[
NGROUPS_MAX
];
int
count
=
NGROUPS_MAX
;
if
(
getgrouplist
(
user
,
gid
,
groups
,
&
count
)
<
0
)
return
-
1
;
return
setgroups
(
count
,
groups
);
}