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Makefile: mkdir .depends only when needed

Signed-off-by: Kai Krakow <kai@kaishome.de>
This commit is contained in:
Kai Krakow
2018-11-08 02:52:47 +01:00
parent d4535901a5
commit f2dec480a6
3 changed files with 12 additions and 6 deletions

View File

@@ -23,8 +23,10 @@ bees-version.c: bees.h $(BEES_OBJS:.o=.cc) Makefile
echo "const char *BEES_VERSION = \"$(BEES_VERSION)\";" > bees-version.new.c
mv -f bees-version.new.c bees-version.c
.depends/%.dep: %.cc Makefile
@mkdir -p .depends
.depends:
mkdir -p $@
.depends/%.dep: %.cc Makefile | .depends
$(CXX) $(CXXFLAGS) -M -MF $@ -MT $(<:.cc=.o) $<
depends.mk: $(BEES_OBJS:%.o=.depends/%.dep)