Makefile

CC = gcc
CFLAGS = -Wall -Wextra -Werror -Isrc
SRCS = src/main.c src/dir_ops.c src/file_info.c src/formatting.c src/sorting.c
OBJS = $(SRCS:.c=.o)
TARGET = ls

# Validation: Address Sanitizer
SANITIZE_FLAGS = -fsanitize=address -g

.PHONY: all clean test debug

all: $(TARGET)

build: all

$(TARGET): $(OBJS)
	$(CC) $(CFLAGS) -o $@ $^

%.o: %.c
	$(CC) $(CFLAGS) -c -o $@ $<

clean:
	rm -f $(OBJS) $(TARGET)
	rm -f tests/*.o tests/test_basic tests/test_permissions tests/test_sorting

debug: CFLAGS += $(SANITIZE_FLAGS)
debug: all

# Test logic - manual compilation of test binaries linking against some src objects (but not main.o)
# We filter out src/main.o from the objects used for testing
TEST_OBJS = src/dir_ops.o src/file_info.o src/formatting.o src/sorting.o

test: $(TEST_OBJS)
	$(CC) $(CFLAGS) tests/test_basic.c $(TEST_OBJS) -o tests/test_basic
	$(CC) $(CFLAGS) tests/test_permissions.c $(TEST_OBJS) -o tests/test_permissions
	$(CC) $(CFLAGS) tests/test_sorting.c $(TEST_OBJS) -o tests/test_sorting
	@echo "Running Tests..."
	./tests/test_basic // requires some arguments or mocked env usually
# Additional CI targets
format:
	@echo "Formatting code..."
	@if command -v clang-format >/dev/null; then clang-format -i src/*.c src/*.h tests/*.c; else echo "clang-format not found, skipping"; fi

format-check:
	@echo "Checking code formatting..."
	@if command -v clang-format >/dev/null; then clang-format -n --Werror src/*.c src/*.h tests/*.c; else echo "clang-format not found, skipping"; fi

lint:
	@echo "Running static analysis..."
	@if command -v cppcheck >/dev/null; then \
		cppcheck --enable=all --error-exitcode=1 --suppress=missingIncludeSystem src/; \
	else \
		echo "cppcheck not found, skipping"; \
	fi

valgrind: debug
	@echo "Running memory checks..."
	@if command -v valgrind >/dev/null; then valgrind --leak-check=full --error-exitcode=1 ./ls -R src > /dev/null; else echo "valgrind not found, skipping"; fi

integration-test: all
	@echo "Running integration tests..."
	./examples/usage_examples.sh

coverage:
	@echo "Coverage report..."
	$(CC) $(CFLAGS) --coverage src/dir_ops.c src/file_info.c src/formatting.c src/sorting.c tests/test_basic.c -o test_cov
	./test_cov
	@rm -f test_cov test_cov.gcda test_cov.gcno