76         for (i = 0; i < uc->ngroups; i++) {  in nxt_credential_get()
78                             i+1 < uc->ngroups ? ',' : '\0');  in nxt_credential_get()
98     int    ngroups;  in nxt_credential_groups_get()  local
101     ngroups = NXT_NGROUPS;  in nxt_credential_groups_get()
103     if (getgrouplist(uc->user, uc->base_gid, groups, &ngroups) < 0) {  in nxt_credential_groups_get()
104         if (nxt_slow_path(ngroups <= NXT_NGROUPS)) {  in nxt_credential_groups_get()
112     if (ngroups > NXT_NGROUPS) {  in nxt_credential_groups_get()
113         if (ngroups > NGROUPS_MAX) {  in nxt_credential_groups_get()
114             ngroups = NGROUPS_MAX;  in nxt_credential_groups_get()
117         uc->ngroups = ngroups;  in nxt_credential_groups_get()
119         uc->gids = nxt_mp_alloc(mp, ngroups * sizeof(gid_t));  in nxt_credential_groups_get()
125                                        &ngroups) < 0)) {  in nxt_credential_groups_get()
136     uc->ngroups = ngroups;  in nxt_credential_groups_get()
138     uc->gids = nxt_mp_alloc(mp, ngroups * sizeof(gid_t));  in nxt_credential_groups_get()
143     nxt_memcpy(uc->gids, groups, ngroups * sizeof(gid_t));  in nxt_credential_groups_get()
182     int        nsaved, ngroups;  in nxt_credential_groups_get()  local
199         uc->ngroups = 0;  in nxt_credential_groups_get()
238     ngroups = getgroups(0, NULL);  in nxt_credential_groups_get()
240     if (nxt_slow_path(ngroups == -1)) {  in nxt_credential_groups_get()
245     nxt_debug(task, "getgroups(0, NULL): %d", ngroups);  in nxt_credential_groups_get()
247     uc->gids = nxt_mp_alloc(mp, ngroups * sizeof(nxt_gid_t));  in nxt_credential_groups_get()
253     ngroups = getgroups(ngroups, uc->gids);  in nxt_credential_groups_get()
255     if (nxt_slow_path(ngroups == -1)) {  in nxt_credential_groups_get()
256         nxt_alert(task, "getgroups(%d) failed %E", ngroups, nxt_errno);  in nxt_credential_groups_get()
260     uc->ngroups = ngroups;  in nxt_credential_groups_get()
311               uc->base_gid, uc->ngroups);  in nxt_credential_setgids()
333     if (nxt_slow_path(uc->ngroups > 0  in nxt_credential_setgids()
334                       && setgroups(uc->ngroups, uc->gids) != 0)) {  in nxt_credential_setgids()
345         nxt_alert(task, "setgroups(%i) failed %E", uc->ngroups, nxt_errno);  in nxt_credential_setgids()