Makefile.macos

# binflate Makefile for macOS.
# Mach-O binary decompression tool.

# Include common definitions.
include ../build-infra/make/common.mk
include ../build-infra/make/platform-macos.mk
include ../bin-infra/make/zstd.mk

TARGET_CLI = binflate
SOURCE_CLI = src/socketsecurity/binflate/extract_cli.c $(BUILD_INFRA_SRC)/binary_format_finder.c $(BIN_INFRA_SRC)/compression_common.c $(BIN_INFRA_SRC)/smol_segment.c $(BIN_INFRA_SRC)/smol_segment_reader.c $(BUILD_INFRA_SRC)/file_utils.c $(BUILD_INFRA_SRC)/path_utils.c

SRC_DIR = src

CFLAGS = -Wall -Wextra $(OPT_FLAGS) -std=c11 $(POSIX_MACROS) $(COMMON_INCLUDES) $(ZSTD_CFLAGS) -DVERSION=\"$(VERSION)\"
LDFLAGS = $(LDFLAGS_BASE) $(ZSTD_LDFLAGS)

.PHONY: all check-tools clean clean-coverage cover install test

# Check that required build tools are available.
check-tools:
	@command -v $(CC) >/dev/null 2>&1 || { echo "ERROR: $(CC) not found. Install build tools first."; exit 1; }
	@command -v make >/dev/null 2>&1 || { echo "ERROR: make not found"; exit 1; }

# Build CLI extraction tool.
all: check-tools $(ZSTD_LIB) $(OUT_DIR)/$(TARGET_CLI)

$(OUT_DIR)/$(TARGET_CLI): $(SOURCE_CLI) $(ZSTD_LIB) | $(OUT_DIR)
	$(CC) $(CFLAGS) -o $@ $(SOURCE_CLI) $(LDFLAGS)
	@echo "Built: $(OUT_DIR)/$(TARGET_CLI)"

$(OUT_DIR):
	mkdir -p $@

clean:
	$(call CLEAN_IMPL,binflate)

install: all
	@echo "Decompression CLI tool built successfully: $(OUT_DIR)/$(TARGET_CLI)"

test: all
	@echo "Running binflate tests..."
	@cd $(PROJECT_ROOT) && pnpm exec vitest run

# Coverage target - build with coverage instrumentation.
COVERAGE_DIR = coverage
COVERAGE_CFLAGS = $(CFLAGS) -fprofile-arcs -ftest-coverage -O0 -g
COVERAGE_LDFLAGS = $(LDFLAGS) -fprofile-arcs -ftest-coverage
COVERAGE_TARGET = $(OUT_DIR)/$(TARGET_CLI)_coverage

$(COVERAGE_TARGET): $(SOURCE_CLI) | $(OUT_DIR)
	$(CC) $(COVERAGE_CFLAGS) -o $@ $< $(COVERAGE_LDFLAGS)

cover: $(COVERAGE_TARGET) | $(COVERAGE_DIR)
	@echo "Running decompression tests with coverage..."
	@echo "Note: Coverage shows decompressor source paths exercised during binary execution"
	@echo "Executing instrumented binary..."
	@$(COVERAGE_TARGET) || true
	@echo "\nGenerating coverage report..."
	@gcov -o $(OUT_DIR) $(SOURCE_CLI)
	@mkdir -p $(COVERAGE_DIR)
	@mv *.gcov $(COVERAGE_DIR)/ 2>/dev/null || true
	@echo "\nCoverage Summary:"
	@echo "================="
	@echo "This shows which code paths in the decompressor are executed."
	@grep -A 3 "File" $(COVERAGE_DIR)/*.gcov | head -10 || echo "Coverage data not found"
	@echo "\nLine Coverage:"
	@grep "Lines executed" $(COVERAGE_DIR)/*.gcov || echo "No coverage metrics found"
	@echo "\nDetailed reports in $(COVERAGE_DIR)/"

$(COVERAGE_DIR):
	@mkdir -p $@

clean-coverage:
	rm -rf $(COVERAGE_DIR)
	rm -f $(OUT_DIR)/*.gcda $(OUT_DIR)/*.gcno
	rm -f *.gcov