fix makefiles

alib2algo/makefile

@@ -143,11 +143,11 @@ test: unit-test-debug unit-test-release
-lib-debug/$(LIBRARY): $(OBJECTS_DEBUG)
+lib-debug/$(LIBRARY): $(OBJECTS_DEBUG) obj-debug/
 	mkdir -p $(dir $@)
 	$(CXX) $(OBJECTS_DEBUG) -o $@ $(LDFLAGS_DEBUG)
-lib-release/$(LIBRARY): $(OBJECTS_RELEASE)
+lib-release/$(LIBRARY): $(OBJECTS_RELEASE) obj-release/
 	mkdir -p $(dir $@)
 	$(CXX) $(OBJECTS_RELEASE) -o $@ $(LDFLAGS_RELEASE)
@@ -172,11 +172,11 @@ build-release: lib-release/$(LIBRARY)
-test-bin-debug/$(TESTBIN): lib-debug/$(LIBRARY) $(TEST_OBJECTS_DEBUG)
+test-bin-debug/$(TESTBIN): lib-debug/$(LIBRARY) $(TEST_OBJECTS_DEBUG) test-obj-debug/
 	mkdir -p $(dir $@)
 	$(CXX) $(TEST_OBJECTS_DEBUG) -o $@ $(TEST_LDFLAGS_DEBUG)
-test-bin-release/$(TESTBIN): lib-release/$(LIBRARY) $(TEST_OBJECTS_RELEASE)
+test-bin-release/$(TESTBIN): lib-release/$(LIBRARY) $(TEST_OBJECTS_RELEASE) test-obj-release/
 	mkdir -p $(dir $@)
 	$(CXX) $(TEST_OBJECTS_RELEASE) -o $@ $(TEST_LDFLAGS_RELEASE)

alib2data/makefile

@@ -141,11 +141,11 @@ test: unit-test-debug unit-test-release
-lib-debug/$(LIBRARY): $(OBJECTS_DEBUG)
+lib-debug/$(LIBRARY): $(OBJECTS_DEBUG) obj-debug/
 	mkdir -p $(dir $@)
 	$(CXX) $(OBJECTS_DEBUG) -o $@ $(LDFLAGS_DEBUG)
-lib-release/$(LIBRARY): $(OBJECTS_RELEASE)
+lib-release/$(LIBRARY): $(OBJECTS_RELEASE) obj-release/
 	mkdir -p $(dir $@)
 	$(CXX) $(OBJECTS_RELEASE) -o $@ $(LDFLAGS_RELEASE)
@@ -170,11 +170,11 @@ build-release: lib-release/$(LIBRARY)
-test-bin-debug/$(TESTBIN): lib-debug/$(LIBRARY) $(TEST_OBJECTS_DEBUG)
+test-bin-debug/$(TESTBIN): lib-debug/$(LIBRARY) $(TEST_OBJECTS_DEBUG) test-obj-debug/
 	mkdir -p $(dir $@)
 	$(CXX) $(TEST_OBJECTS_DEBUG) -o $@ $(TEST_LDFLAGS_DEBUG)
-test-bin-release/$(TESTBIN): lib-release/$(LIBRARY) $(TEST_OBJECTS_RELEASE)
+test-bin-release/$(TESTBIN): lib-release/$(LIBRARY) $(TEST_OBJECTS_RELEASE) test-obj-release/
 	mkdir -p $(dir $@)
 	$(CXX) $(TEST_OBJECTS_RELEASE) -o $@ $(TEST_LDFLAGS_RELEASE)