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Makefile
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Makefile
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CC ?= gcc
# Note that flags safety fit must be evaluated on context
HARDENING_CFLAGS ?= -fstack-protector-strong -fPIE -O2 -D_FORTIFY_SOURCE=2 -Wformat -Wformat-security
HARDENING_LDFLAGS ?= -z noexecstack -z relro -z now -pie
CFLAGS += -std=c99 -Wall -D_DEFAULT_SOURCE -D_GNU_SOURCE $(HARDENING_CFLAGS)
LDFLAGS += $(HARDENING_LDFLAGS)
AFL_CC ?= afl-gcc
CFLAGS_COVERAGE ?= $(CFLAGS) -fprofile-arcs -ftest-coverage -fprofile-dir=/gcov -DCOMPILING_COVERAGE
LDFLAGS_COVERAGE ?= $(LDFLAGS) -fprofile-arcs
CFLAGS_ASAN ?= $(CFLAGS) -fsanitize=address
LDFLAGS_ASAN ?= $(LDFLAGS) -fsanitize=address
TESTS_CFLAGS += $(CFLAGS) "-Isrc/"
DESTDIR ?=
PREFIX ?= "/usr/bin"
ifeq ($(DEBUG),1)
CFLAGS += -g -O0
endif
.PHONY: clean
ALL: init
SOURCE = \
src/cmdline.c \
src/inittab.c \
src/lexer.c \
src/log.c \
src/main.c \
src/mainloop.c \
src/mount.c \
src/safe-mode.c \
src/watchdog.c
OBJS = $(SOURCE:.c=.o)
GCOV_GCNO = $(SOURCE:.c=.gcno)
GCOV_GCDA = $(SOURCE:.c=.gcda)
LCOV_FILES = lcov.info lcov-out
AUX_QEMU_TESTS=tests/sleep_crash_test tests/sleep_test tests/sleep_and_process_test
*.o: *.c
$(CC) $(CFLAGS) $< -o $@
init: $(OBJS)
$(CC) $^ -o $@ $(LDFLAGS)
clean:
rm -rf init $(OBJS) $(TESTS) $(AFL_TESTS) $(AUX_QEMU_TESTS) $(GCOV_GCNO) $(GCOV_GCDA) $(LCOV_FILES)
install: init
install -D init "$(DESTDIR)/$(PREFIX)/init"
TESTS = inittab_test lexer_test fstab_test cmdline_test
AFL_TESTS = afl_inittab_test
inittab_test: src/lexer.o src/log.o tests/inittab_test.c
$(CC) $(TESTS_CFLAGS) $^ -o $@ $(LDFLAGS)
afl_inittab_test: src/lexer.o src/log.o src/inittab.o tests/afl_inittab_test.c
$(AFL_CC) $(TESTS_CFLAGS) $^ -o $@ $(LDFLAGS)
lexer_test: src/lexer.o tests/lexer_test.c
$(CC) $(TESTS_CFLAGS) $^ -o $@ $(LDFLAGS)
fstab_test: src/lexer.o src/log.o tests/fstab_test.c
$(CC) $(TESTS_CFLAGS) $^ -o $@ $(LDFLAGS)
cmdline_test: src/cmdline.o src/lexer.o src/log.o tests/cmdline_test.c
$(CC) $(TESTS_CFLAGS) $^ -o $@ $(LDFLAGS)
tests: $(TESTS)
afl_tests: $(AFL_TESTS)
tests/sleep_crash_test: tests/sleep_crash_test.c
$(CC) $(CFLAGS) $< -o $@
tests/sleep_test: tests/sleep_test.c
$(CC) $(CFLAGS) $< -o $@
tests/sleep_and_process_test: tests/sleep_and_process_test.c
$(CC) $(CFLAGS) $< -o $@
.PHONY:
format-code:
clang-format -i -style=file src/*.c src/*.h
.PHONY:
coverage: clean
$(MAKE) CFLAGS="$(CFLAGS_COVERAGE)" LDFLAGS="$(LDFLAGS_COVERAGE)"
.PHONY:
init-asan:
$(MAKE) CFLAGS="$(CFLAGS_ASAN)" LDFLAGS="$(LDFLAGS_ASAN)"
.PHONY:
run-qemu-tests: $(AUX_QEMU_TESTS)
./qemu-tests.sh ordinary
.PHONY:
run-qemu-fault: $(AUX_QEMU_TESTS)
./qemu-tests.sh fault-injection
.PHONY:
run-valgrind-tests: $(AUX_QEMU_TESTS)
./qemu-tests.sh valgrind
.PHONY:
run-asan-tests: $(AUX_QEMU_TESTS)
./qemu-tests.sh asan
.PHONY:
extract-coverage:
./qemu-tests.sh --extract-coverage-information
lcov -d . -c -o lcov.info --rc lcov_branch_coverage=1
genhtml lcov.info --output-directory lcov-out --branch-coverage
.PHONY:
show-coverage-report:
xdg-open lcov-out/index.html
.PHONY:
clean-coverage:
./qemu-tests.sh --clean-coverage-information