Makefile

# Makefile for c-argparse library
# Portable build system for Linux/macOS/Windows (MinGW)

# Compiler and flags
CC = gcc
CFLAGS = -Wall -Wextra -std=c99 -pedantic -I./include
LDFLAGS =

# Directories
SRC_DIR = src
INCLUDE_DIR = include
EXAMPLES_DIR = examples
TESTS_DIR = tests
BUILD_DIR = build

# Library source files
LIB_SRCS = $(SRC_DIR)/argparse.c
LIB_OBJS = $(BUILD_DIR)/argparse.o

# Example source files
EXAMPLE_SRCS = $(wildcard $(EXAMPLES_DIR)/*.c)
EXAMPLE_BINS = $(patsubst $(EXAMPLES_DIR)/%.c,$(BUILD_DIR)/%,$(EXAMPLE_SRCS))

# Test source files
TEST_SRCS = $(wildcard $(TESTS_DIR)/*.c)
TEST_BINS = $(patsubst $(TESTS_DIR)/%.c,$(BUILD_DIR)/%,$(TEST_SRCS))

# Default target
.PHONY: all
all: $(BUILD_DIR) $(LIB_OBJS) examples tests

# Create build directory
$(BUILD_DIR):
	mkdir -p $(BUILD_DIR)

# Build library object file
$(BUILD_DIR)/argparse.o: $(SRC_DIR)/argparse.c $(INCLUDE_DIR)/argparse.h
	$(CC) $(CFLAGS) -c $< -o $@

# Build examples
.PHONY: examples
examples: $(EXAMPLE_BINS)

$(BUILD_DIR)/%: $(EXAMPLES_DIR)/%.c $(LIB_OBJS)
	$(CC) $(CFLAGS) $< $(LIB_OBJS) $(LDFLAGS) -o $@

# Build tests
.PHONY: tests
tests: $(TEST_BINS)

$(BUILD_DIR)/%: $(TESTS_DIR)/%.c $(LIB_OBJS)
	$(CC) $(CFLAGS) $< $(LIB_OBJS) $(LDFLAGS) -o $@

# Run tests
.PHONY: test
test: tests
	@echo "Running tests..."
	@for test in $(TEST_BINS); do \
		echo "Running $$test..."; \
		$$test || exit 1; \
	done
	@echo "All tests passed!"

# Clean build artifacts
.PHONY: clean
clean:
	rm -rf $(BUILD_DIR)

# Help target
.PHONY: help
help:
	@echo "Available targets:"
	@echo "  all       - Build library, examples, and tests (default)"
	@echo "  examples  - Build example programs"
	@echo "  tests     - Build test programs"
	@echo "  test      - Build and run all tests"
	@echo "  clean     - Remove all build artifacts"
	@echo "  help      - Show this help message"