From 2bf7aac9d12d79695d858fb6590adeb35f0691fe Mon Sep 17 00:00:00 2001
From: "Emil J. Tywoniak" <emil@tywoniak.eu>
Date: Thu, 6 Nov 2025 13:59:14 +0100
Subject: [PATCH] Makefile: clean unit test on clean, ensure prepared to fix
 parallelism

---
 Makefile            | 2 +-
 tests/unit/Makefile | 4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/Makefile b/Makefile
index 93091bd6d..7ee59bb79 100644
--- a/Makefile
+++ b/Makefile
@@ -1135,7 +1135,7 @@ DOC_TARGET ?= html
 docs: docs/prep
 	$(Q) $(MAKE) -C docs $(DOC_TARGET)
 
-clean: clean-py
+clean: clean-py clean-unit-test
 	rm -rf share
 	rm -f $(OBJS) $(GENFILES) $(TARGETS) $(EXTRA_TARGETS) $(EXTRA_OBJS)
 	rm -f kernel/version_*.o kernel/version_*.cc
diff --git a/tests/unit/Makefile b/tests/unit/Makefile
index eee60ef9f..b275d7f41 100644
--- a/tests/unit/Makefile
+++ b/tests/unit/Makefile
@@ -30,11 +30,11 @@ TESTS := $(addprefix $(BINTEST)/, $(basename $(ALLTESTFILE:%Test.cc=%Test.o)))
 
 all: prepare $(TESTS) run-tests
 
-$(BINTEST)/%: $(OBJTEST)/%.o
+$(BINTEST)/%: $(OBJTEST)/%.o | prepare
 	$(CXX) -L$(ROOTPATH) $(RPATH) $(LINKFLAGS) -o $@ $^ $(LIBS) \
 		$(GTEST_LDFLAGS) $(EXTRAFLAGS)
 
-$(OBJTEST)/%.o: $(basename $(subst $(OBJTEST),.,%)).cc
+$(OBJTEST)/%.o: $(basename $(subst $(OBJTEST),.,%)).cc | prepare
 	$(CXX) -o $@ -c -I$(ROOTPATH) $(CPPFLAGS) $(CXXFLAGS) $(GTEST_CXXFLAGS) $^
 
 .PHONY: prepare run-tests clean