client: Use cr_pid if available

This is only available on FreeBSD 13, so test for that version.
This commit is contained in:
Kenny Levinsen 2020-12-08 16:42:13 +01:00
parent e99e7d71f7
commit 9b3bdcb12d

View file

@ -40,7 +40,11 @@ static int get_peer(int fd, pid_t *pid, uid_t *uid, gid_t *gid) {
if (getsockopt(fd, 0, LOCAL_PEERCRED, &cred, &len) == -1) {
return -1;
}
#if __FreeBSD_version >= 1300030
pid = cred.cr_pid;
#else
*pid = -1;
#endif
*uid = cred.cr_uid;
*gid = cred.cr_ngroups > 0 ? cred.cr_groups[0] : (gid_t)-1;
return 0;