12 lines
255 B
C
12 lines
255 B
C
#define _GNU_SOURCE
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#include <grp.h>
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#include <limits.h>
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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 = NGROUPS_MAX;
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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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