- if (fct_start == NULL &&
- __nss_group_lookup(&startp, fct_name, &fct_start) != 0) {
- free(buf);
- return NSS_STATUS_UNAVAIL;
- }
- nip = startp;
- fct.ptr = fct_start;
- do {
- status = DL_CALL_FCT(fct.l, (name, &gbuf, buf, buflen, errnop));
- if (status == NSS_STATUS_TRYAGAIN && *errnop == ERANGE)
- break;
- } while (__nss_next(&nip, fct_name, &fct.ptr, status, 0) == 0);
-
- if (status == NSS_STATUS_SUCCESS) {
- n = snprintf(buffer, buflen, "%s", gbuf.gr_name);
- if (n < 0 || n >= buflen) {
- *errnop = ERANGE;
- status = NSS_STATUS_TRYAGAIN;
- goto get_local_group_done;
- }
- grp->gr_name = buffer;
- buffer += n;
- buflen -= n;
-
- n = snprintf(buffer, buflen, "%s", gbuf.gr_passwd);
- if (n < 0 || n >= buflen) {
- *errnop = ERANGE;
- status = NSS_STATUS_TRYAGAIN;
- goto get_local_group_done;
- }
- grp->gr_passwd = buffer;
- buffer += n;
- buflen -= n;
-
- grp->gr_gid = gbuf.gr_gid;
+ errno = 0;
+ gid = strtoul(grp->gr_name, &end, 10);
+ if (errno == 0 && *end == '\0' && (gid_t)gid == gid) {
+ errno = old_errno;
+ status = check_nonlocal_gid(user, gid, errnop);
+ } else
+ errno = old_errno;
+ if (status != NSS_STATUS_SUCCESS)
+ return status;