diff options
Diffstat (limited to 'Makefile.inc1')
-rw-r--r-- | Makefile.inc1 | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/Makefile.inc1 b/Makefile.inc1 index 6b5c9a3..eb4a211 100644 --- a/Makefile.inc1 +++ b/Makefile.inc1 @@ -841,6 +841,10 @@ update: # legacy: Build compatibility shims for the next three targets # legacy: +.if ${BOOTSTRAPPING} < 600034 && ${BOOTSTRAPPING} != 0 + @echo "ERROR: Source upgrades from versions prior to 6.0 not supported."; \ + false +.endif .for _tool in tools/build ${_+_}@${ECHODIR} "===> ${_tool} (obj,includes,depend,all,install)"; \ cd ${.CURDIR}/${_tool}; \ |