+ }
+
+ if (cg_path_get_unit(c, &t) >= 0) {
+ x = strappenda("_SYSTEMD_UNIT=", t);
+ free(t);
+ IOVEC_SET_STRING(iovec[n++], x);
+ } else if (unit_id && !session) {
+ x = strappenda("_SYSTEMD_UNIT=", unit_id);
+ IOVEC_SET_STRING(iovec[n++], x);
+ }
+
+ if (cg_path_get_user_unit(c, &t) >= 0) {
+ x = strappenda("_SYSTEMD_USER_UNIT=", t);
+ free(t);
+ IOVEC_SET_STRING(iovec[n++], x);
+ } else if (unit_id && session) {
+ x = strappenda("_SYSTEMD_USER_UNIT=", unit_id);
+ IOVEC_SET_STRING(iovec[n++], x);
+ }
+
+ if (cg_path_get_slice(c, &t) >= 0) {
+ x = strappenda("_SYSTEMD_SLICE=", t);
+ free(t);
+ IOVEC_SET_STRING(iovec[n++], x);
+ }
+
+ free(c);
+ }
+
+#ifdef HAVE_SELINUX
+ if (use_selinux()) {
+ if (label) {
+ x = alloca(sizeof("_SELINUX_CONTEXT=") + label_len);
+
+ *((char*) mempcpy(stpcpy(x, "_SELINUX_CONTEXT="), label, label_len)) = 0;
+ IOVEC_SET_STRING(iovec[n++], x);
+ } else {
+ security_context_t con;
+
+ if (getpidcon(ucred->pid, &con) >= 0) {
+ x = strappenda("_SELINUX_CONTEXT=", con);
+
+ freecon(con);
+ IOVEC_SET_STRING(iovec[n++], x);
+ }
+ }
+ }