lander/lnm/Makefile

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Makefile
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# https://spin.atomicobject.com/2016/08/26/makefile-c-projects/ was a great
# base for this Makefile
-include config.mk
LIB := $(BUILD_DIR)/$(LIB_FILENAME)
SRCS != find '$(SRC_DIR)' -iname '*.c'
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SRCS_H != find include -iname '*.h'
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SRCS_H_INTERNAL != find $(SRC_DIR) -iname '*.h'
SRCS_TEST != find '$(TEST_DIR)' -iname '*.c'
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SRCS_THIRDPARTY != find '$(THIRDPARTY_DIR)/src' -iname '*.c'
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OBJS := $(SRCS:%=$(BUILD_DIR)/%.o) $(SRCS_THIRDPARTY:%=$(BUILD_DIR)/%.o)
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OBJS_TEST := $(SRCS_TEST:%=$(BUILD_DIR)/%.o)
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DEPS := $(SRCS:%=$(BUILD_DIR)/%.d) $(SRCS_TEST:%=$(BUILD_DIR)/%.d) $(SRCS_THIRDPARTY:%=$(BUILD_DIR)/%.d)
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BINS_TEST := $(OBJS_TEST:%.c.o=%)
TARGETS_TEST := $(BINS_TEST:%=test-%)
TARGETS_MEM_TEST := $(BINS_TEST:%=test-mem-%)
_CFLAGS := $(addprefix -I,$(INC_DIRS)) $(CFLAGS) -Wall -Wextra
.PHONY: all
all: lib
# =====COMPILATION=====
# Utility used by the CI to lint
.PHONY: objs
objs: $(OBJS)
.PHONY: lib
lib: $(LIB)
$(LIB): $(OBJS)
ar -rcs $@ $(OBJS)
$(BUILD_DIR)/$(SRC_DIR)/%.c.o: $(SRC_DIR)/%.c
mkdir -p $(dir $@)
$(CC) -c $(_CFLAGS) $< -o $@
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$(BUILD_DIR)/$(THIRDPARTY_DIR)/%.c.o: $(THIRDPARTY_DIR)/%.c
mkdir -p $(dir $@)
$(CC) $(_CFLAGS) -c $< -o $@
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# =====TESTING=====
.PHONY: test
test: $(TARGETS_TEST)
.PHONY: test-mem
test-mem: $(TARGETS_MEM_TEST)
.PHONY: $(TARGETS_TEST)
$(TARGETS_TEST): test-%: %
./$^
.PHONY: $(TARGETS_MEM_TEST)
$(TARGETS_MEM_TEST): test-mem-%: %
valgrind --tool=memcheck --error-exitcode=1 --track-origins=yes --leak-check=full ./$^
.PHONY: build-test
build-test: $(BINS_TEST)
$(BINS_TEST): %: %.c.o $(LIB)
$(CC) \
$^ -o $@
# Along with the include directory, each test includes $(TEST_DIR) (which
# contains the acutest.h header file), and the src directory of the module it's
# testing. This allows tests to access internal methods, which aren't publicly
# exposed.
$(BUILD_DIR)/$(TEST_DIR)/%.c.o: $(TEST_DIR)/%.c
mkdir -p $(dir $@)
$(CC) $(_CFLAGS) -I$(TEST_DIR) \
-I$(dir $(@:$(BUILD_DIR)/$(TEST_DIR)/%=$(SRC_DIR)/%)) \
-c $< -o $@
# =====EXAMPLES=====
.PHONY: build-example
build-example: $(BINS_EXAMPLE)
$(BINS_EXAMPLE): %: %.c.o $(LIB)
$(CC) \
$^ -o $@
# Example binaries link the resulting library
$(BUILD_DIR)/$(EXAMPLE_DIR)/%.c.o: $(EXAMPLE_DIR)/%.c
mkdir -p $(dir $@)
$(CC) $(_CFLAGS) -I$(PUB_INC_DIR) -c $< -o $@
# =====MAINTENANCE=====
.PHONY: lint
lint:
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clang-format -n --Werror $(SRCS) $(SRCS_H) $(SRCS_H_INTERNAL)
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.PHONY: fmt
fmt:
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clang-format -i $(SRCS) $(SRCS_H) $(SRCS_H_INTERNAL)
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.PHONY: check
check:
mkdir -p $(BUILD_DIR)/cppcheck
cppcheck \
$(addprefix -I,$(INC_DIRS)) \
--cppcheck-build-dir=$(BUILD_DIR)/cppcheck \
--error-exitcode=1 \
--enable=warning,style \
--inline-suppr \
--check-level=exhaustive \
--quiet \
-j$(shell nproc) \
$(SRCS)
.PHONY: clean
clean:
rm -rf $(BUILD_DIR)
.PHONY: bear
bear: clean
bear -- make
bear --append -- make build-test
bear --append -- make build-example
# Make make aware of the .d files
-include $(DEPS)