[build] Delete incomplete targets if building fails for any reason

Signed-off-by: Michael Brown <mcb30@ipxe.org>

diff --git a/src/Makefile.housekeeping b/src/Makefile.housekeeping
index 964d50098cf37548b81350b10de5d2116fe6a144..57e52c0f82f5379b6fe3f6a7c6fa10adb691c5a8 100644 (file)
--- a/src/Makefile.housekeeping
+++ b/src/Makefile.housekeeping
@@ -1106,6 +1106,13 @@ endif # defined(BIN)
 hci/keymap/keymap_%.c :
        $(Q)$(PERL) $(GENKEYMAP) $* > $@
 
+###############################################################################
+#
+# Force deletion of incomplete targets
+#
+
+.DELETE_ON_ERROR :
+
 ###############################################################################
 #
 # Clean-up