Add OBJDIR optional build variable to the BULD build system module, to allow the...

[pub/USBasp.git] / Bootloaders / makefile

diff --git a/Bootloaders/makefile b/Bootloaders/makefile
index 0c183e7..bffee42 100644 (file)
--- a/Bootloaders/makefile
+++ b/Bootloaders/makefile
@@ -23,7 +23,9 @@ ifeq ($(MAKELEVEL), 10)
 endif
 
 all:
+ifeq ($(OBJDIR),)
        @$(foreach PROJECT, $(PROJECT_DIRECTORIES), $(MAKE) -s -C $(PROJECT) clean all;)
+endif
 
 %:
        @$(foreach PROJECT, $(PROJECT_DIRECTORIES), $(MAKE) -s -C $(PROJECT) $@;)