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155 lines
5.0 KiB
155 lines
5.0 KiB
# This mimics the top-level Makefile. We do it explicitly here so that this |
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# Makefile can operate with or without the kbuild infrastructure. |
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ifneq ($(LLVM),) |
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CC := clang |
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else |
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CC := $(CROSS_COMPILE)gcc |
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endif |
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ifeq (0,$(MAKELEVEL)) |
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ifeq ($(OUTPUT),) |
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OUTPUT := $(shell pwd) |
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DEFAULT_INSTALL_HDR_PATH := 1 |
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endif |
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endif |
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selfdir = $(realpath $(dir $(filter %/lib.mk,$(MAKEFILE_LIST)))) |
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# The following are built by lib.mk common compile rules. |
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# TEST_CUSTOM_PROGS should be used by tests that require |
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# custom build rule and prevent common build rule use. |
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# TEST_PROGS are for test shell scripts. |
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# TEST_CUSTOM_PROGS and TEST_PROGS will be run by common run_tests |
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# and install targets. Common clean doesn't touch them. |
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TEST_GEN_PROGS := $(patsubst %,$(OUTPUT)/%,$(TEST_GEN_PROGS)) |
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TEST_GEN_PROGS_EXTENDED := $(patsubst %,$(OUTPUT)/%,$(TEST_GEN_PROGS_EXTENDED)) |
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TEST_GEN_FILES := $(patsubst %,$(OUTPUT)/%,$(TEST_GEN_FILES)) |
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ifdef KSFT_KHDR_INSTALL |
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top_srcdir ?= ../../../.. |
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include $(top_srcdir)/scripts/subarch.include |
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ARCH ?= $(SUBARCH) |
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# set default goal to all, so make without a target runs all, even when |
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# all isn't the first target in the file. |
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.DEFAULT_GOAL := all |
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# Invoke headers install with --no-builtin-rules to avoid circular |
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# dependency in "make kselftest" case. In this case, second level |
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# make inherits builtin-rules which will use the rule generate |
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# Makefile.o and runs into |
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# "Circular Makefile.o <- prepare dependency dropped." |
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# and headers_install fails and test compile fails. |
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# O= KBUILD_OUTPUT cases don't run into this error, since main Makefile |
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# invokes them as sub-makes and --no-builtin-rules is not necessary, |
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# but doesn't cause any failures. Keep it simple and use the same |
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# flags in both cases. |
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# Note that the support to install headers from lib.mk is necessary |
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# when test Makefile is run directly with "make -C". |
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# When local build is done, headers are installed in the default |
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# INSTALL_HDR_PATH usr/include. |
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.PHONY: khdr |
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.NOTPARALLEL: |
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khdr: |
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ifndef KSFT_KHDR_INSTALL_DONE |
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ifeq (1,$(DEFAULT_INSTALL_HDR_PATH)) |
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$(MAKE) --no-builtin-rules ARCH=$(ARCH) -C $(top_srcdir) headers_install |
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else |
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$(MAKE) --no-builtin-rules INSTALL_HDR_PATH=$$OUTPUT/usr \ |
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ARCH=$(ARCH) -C $(top_srcdir) headers_install |
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endif |
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endif |
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all: khdr $(TEST_GEN_PROGS) $(TEST_GEN_PROGS_EXTENDED) $(TEST_GEN_FILES) |
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else |
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all: $(TEST_GEN_PROGS) $(TEST_GEN_PROGS_EXTENDED) $(TEST_GEN_FILES) |
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endif |
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define RUN_TESTS |
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BASE_DIR="$(selfdir)"; \ |
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. $(selfdir)/kselftest/runner.sh; \ |
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if [ "X$(summary)" != "X" ]; then \ |
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per_test_logging=1; \ |
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fi; \ |
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run_many $(1) |
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endef |
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run_tests: all |
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ifdef building_out_of_srctree |
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@if [ "X$(TEST_PROGS)$(TEST_PROGS_EXTENDED)$(TEST_FILES)" != "X" ]; then \ |
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rsync -aq $(TEST_PROGS) $(TEST_PROGS_EXTENDED) $(TEST_FILES) $(OUTPUT); \ |
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fi |
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@if [ "X$(TEST_PROGS)" != "X" ]; then \ |
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$(call RUN_TESTS, $(TEST_GEN_PROGS) $(TEST_CUSTOM_PROGS) \ |
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$(addprefix $(OUTPUT)/,$(TEST_PROGS))) ; \ |
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else \ |
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$(call RUN_TESTS, $(TEST_GEN_PROGS) $(TEST_CUSTOM_PROGS)); \ |
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fi |
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else |
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@$(call RUN_TESTS, $(TEST_GEN_PROGS) $(TEST_CUSTOM_PROGS) $(TEST_PROGS)) |
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endif |
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define INSTALL_SINGLE_RULE |
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$(if $(INSTALL_LIST),@mkdir -p $(INSTALL_PATH)) |
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$(if $(INSTALL_LIST),rsync -a $(INSTALL_LIST) $(INSTALL_PATH)/) |
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endef |
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define INSTALL_RULE |
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$(eval INSTALL_LIST = $(TEST_PROGS)) $(INSTALL_SINGLE_RULE) |
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$(eval INSTALL_LIST = $(TEST_PROGS_EXTENDED)) $(INSTALL_SINGLE_RULE) |
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$(eval INSTALL_LIST = $(TEST_FILES)) $(INSTALL_SINGLE_RULE) |
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$(eval INSTALL_LIST = $(TEST_GEN_PROGS)) $(INSTALL_SINGLE_RULE) |
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$(eval INSTALL_LIST = $(TEST_CUSTOM_PROGS)) $(INSTALL_SINGLE_RULE) |
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$(eval INSTALL_LIST = $(TEST_GEN_PROGS_EXTENDED)) $(INSTALL_SINGLE_RULE) |
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$(eval INSTALL_LIST = $(TEST_GEN_FILES)) $(INSTALL_SINGLE_RULE) |
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$(eval INSTALL_LIST = $(wildcard config settings)) $(INSTALL_SINGLE_RULE) |
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endef |
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install: all |
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ifdef INSTALL_PATH |
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$(INSTALL_RULE) |
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else |
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$(error Error: set INSTALL_PATH to use install) |
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endif |
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emit_tests: |
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for TEST in $(TEST_GEN_PROGS) $(TEST_CUSTOM_PROGS) $(TEST_PROGS); do \ |
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BASENAME_TEST=`basename $$TEST`; \ |
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echo "$(COLLECTION):$$BASENAME_TEST"; \ |
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done |
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# define if isn't already. It is undefined in make O= case. |
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ifeq ($(RM),) |
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RM := rm -f |
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endif |
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define CLEAN |
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$(RM) -r $(TEST_GEN_PROGS) $(TEST_GEN_PROGS_EXTENDED) $(TEST_GEN_FILES) $(EXTRA_CLEAN) |
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endef |
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clean: |
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$(CLEAN) |
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# When make O= with kselftest target from main level |
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# the following aren't defined. |
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# |
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ifdef building_out_of_srctree |
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LINK.c = $(CC) $(CFLAGS) $(CPPFLAGS) $(LDFLAGS) $(TARGET_ARCH) |
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COMPILE.S = $(CC) $(ASFLAGS) $(CPPFLAGS) $(TARGET_ARCH) -c |
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LINK.S = $(CC) $(ASFLAGS) $(CPPFLAGS) $(LDFLAGS) $(TARGET_ARCH) |
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endif |
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# Selftest makefiles can override those targets by setting |
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# OVERRIDE_TARGETS = 1. |
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ifeq ($(OVERRIDE_TARGETS),) |
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LOCAL_HDRS := $(selfdir)/kselftest_harness.h $(selfdir)/kselftest.h |
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$(OUTPUT)/%:%.c $(LOCAL_HDRS) |
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$(LINK.c) $(filter-out $(LOCAL_HDRS),$^) $(LDLIBS) -o $@ |
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$(OUTPUT)/%.o:%.S |
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$(COMPILE.S) $^ -o $@ |
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$(OUTPUT)/%:%.S |
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$(LINK.S) $^ $(LDLIBS) -o $@ |
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endif |
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.PHONY: run_tests all clean install emit_tests
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