CLANG_LEVEL := ..
include $(CLANG_LEVEL)/Makefile

# Test in all immediate subdirectories if unset.
ifdef TESTSUITE
TESTDIRS := $(TESTSUITE:%=$(PROJ_SRC_DIR)/%)
else
TESTDIRS ?= $(PROJ_SRC_DIR)
endif

# 'lit' wants objdir paths, so it will pick up the lit.site.cfg.
TESTDIRS := $(TESTDIRS:$(PROJ_SRC_DIR)%=$(PROJ_OBJ_DIR)%)

# Allow EXTRA_TESTDIRS to provide additional test directories.
TESTDIRS += $(EXTRA_TESTDIRS)

ifndef TESTARGS
ifdef VERBOSE
TESTARGS = -v
else
TESTARGS = -s -v
endif
endif

# Make sure any extra test suites can find the main site config.
LIT_ARGS := --param clang_site_config=$(PROJ_OBJ_DIR)/lit.site.cfg

ifdef VG
  LIT_ARGS += "--vg"
endif

all:: lit.site.cfg Unit/lit.site.cfg
	@ echo '--- Running clang tests for $(TARGET_TRIPLE) ---'
	@ $(PYTHON) $(LLVM_SRC_ROOT)/utils/lit/lit.py \
	  $(LIT_ARGS) $(TESTARGS) $(TESTDIRS)

FORCE:

lit.site.cfg: FORCE
	@echo "Making Clang 'lit.site.cfg' file..."
	@$(ECHOPATH) s=@LLVM_SOURCE_DIR@=$(LLVM_SRC_ROOT)=g > lit.tmp
	@$(ECHOPATH) s=@LLVM_BINARY_DIR@=$(LLVM_OBJ_ROOT)=g >> lit.tmp
	@$(ECHOPATH) s=@LLVM_TOOLS_DIR@=$(ToolDir)=g >> lit.tmp
	@$(ECHOPATH) s=@LLVM_LIBS_DIR@=$(LibDir)=g >> lit.tmp
	@$(ECHOPATH) s=@CLANG_SOURCE_DIR@=$(PROJ_SRC_DIR)/..=g >> lit.tmp
	@$(ECHOPATH) s=@CLANG_BINARY_DIR@=$(PROJ_OBJ_DIR)/..=g >> lit.tmp
	@$(ECHOPATH) s=@TARGET_TRIPLE@=$(TARGET_TRIPLE)=g >> lit.tmp
	@sed -f lit.tmp $(PROJ_SRC_DIR)/lit.site.cfg.in > $@
	@-rm -f lit.tmp

Unit/lit.site.cfg: FORCE
	@echo "Making Clang 'Unit/lit.site.cfg' file..."
	@$(MKDIR) $(dir $@)
	@$(ECHOPATH) s=@LLVM_SOURCE_DIR@=$(LLVM_SRC_ROOT)=g > unit.tmp
	@$(ECHOPATH) s=@LLVM_BINARY_DIR@=$(LLVM_OBJ_ROOT)=g >> unit.tmp
	@$(ECHOPATH) s=@LLVM_TOOLS_DIR@=$(ToolDir)=g >> unit.tmp
	@$(ECHOPATH) s=@LLVM_LIBS_DIR@=$(LibDir)=g >> unit.tmp
	@$(ECHOPATH) s=@CLANG_SOURCE_DIR@=$(PROJ_SRC_DIR)/..=g >> unit.tmp
	@$(ECHOPATH) s=@CLANG_BINARY_DIR@=$(PROJ_OBJ_DIR)/..=g >> unit.tmp
	@$(ECHOPATH) s=@TARGET_TRIPLE@=$(TARGET_TRIPLE)=g >> unit.tmp
	@$(ECHOPATH) s=@LLVM_BUILD_MODE@=$(BuildMode)=g >> unit.tmp
	@$(ECHOPATH) s=@ENABLE_SHARED@=$(ENABLE_SHARED)=g >> unit.tmp
	@$(ECHOPATH) s=@SHLIBDIR@=$(SharedLibDir)=g >> unit.tmp
	@$(ECHOPATH) s=@SHLIBPATH_VAR@=$(SHLIBPATH_VAR)=g >> unit.tmp
	@sed -f unit.tmp $(PROJ_SRC_DIR)/Unit/lit.site.cfg.in > $@
	@-rm -f unit.tmp

clean::
	@ find . -name Output | xargs rm -fr

.PHONY: all report clean
