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-rw-r--r--Makefile.rules12
1 files changed, 12 insertions, 0 deletions
diff --git a/Makefile.rules b/Makefile.rules
index 9a69fc4c7a..88cdd97c00 100644
--- a/Makefile.rules
+++ b/Makefile.rules
@@ -40,6 +40,7 @@
#
#===-----------------------------------------------------------------------====
+#
# Configuration file to set paths specific to local installation of LLVM
#
include $(LEVEL)/Makefile.config
@@ -340,6 +341,16 @@ test :: $(addsuffix /.maketest , $(PARALLEL_DIRS))
$(VERB) cd $(@D); $(MAKE) $(subst $(@D)/.make,,$@)
endif
+ifdef OPTIONAL_DIRS
+all install clean test ::
+ $(VERB) for dir in ${OPTIONAL_DIRS}; do \
+ if [ -d $$dir ]; \
+ then\
+ (cd $$dir; $(MAKE) $@) || exit 1; \
+ fi \
+ done
+endif
+
#---------------------------------------------------------
# Handle the LIBRARYNAME option - used when building libs...
#---------------------------------------------------------
@@ -489,6 +500,7 @@ $(USED_LIB_PATHS_G) $(USED_LIB_PATHS_O) $(USED_LIB_PATHS_P): \
$(addsuffix /.makeall, $(PARALLEL_DIRS))
all:: $(TOOLEXENAMES)
+
clean::
$(VERB) rm -f $(TOOLEXENAMES)