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https://github.com/fluencelabs/musl
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16 lines
358 B
C
16 lines
358 B
C
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#include <sys/types.h>
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#include <unistd.h>
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#include <grp.h>
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#include <limits.h>
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int getgrouplist(const char *, gid_t, gid_t *, int *);
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int setgroups(size_t, const gid_t *);
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int initgroups(const char *user, gid_t gid)
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{
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gid_t groups[NGROUPS_MAX];
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int count;
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if (getgrouplist(user, gid, groups, &count) < 0) return -1;
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return setgroups(count, groups);
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}
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