# Generic C Project Makefile Template
# This is a basic template - customize for your specific project needs

PROJECT_NAME = c_template
CC = gcc
CFLAGS = -Wall -Wextra -std=c99 -O2
LIBS = -lm

# Detect source directory
SRC_DIR = $(shell if [ -d "src" ]; then echo "src"; elif [ -d "lib" ]; then echo "lib"; else echo "."; fi)

# Source files (add your actual source files here)
# Note: version.c will be auto-generated by build.sh
SOURCES = $(wildcard $(SRC_DIR)/*.c)
OBJECTS = $(SOURCES:.c=.o)
LIBRARY = lib$(PROJECT_NAME).a

# Default target
all: $(LIBRARY)

# Build static library
$(LIBRARY): $(OBJECTS)
	ar rcs $@ $^
	@echo "Built $@ successfully"

# Build object files
%.o: %.c
	$(CC) $(CFLAGS) -c $< -o $@

# Build examples (if examples directory exists)
examples: $(LIBRARY)
	@if [ -d "examples" ]; then \
		echo "Building examples..."; \
		for example in examples/*.c; do \
			if [ -f "$$example" ]; then \
				target=$${example%.c}; \
				$(CC) $(CFLAGS) "$$example" -L. -l$(PROJECT_NAME) $(LIBS) -o "$$target"; \
				echo "Built $$target"; \
			fi; \
		done; \
	else \
		echo "No examples directory found"; \
	fi

# Run tests (if tests exist)
test: $(LIBRARY)
	@if [ -d "tests" ] && [ -f "tests/Makefile" ]; then \
		echo "Running tests with tests/Makefile..."; \
		$(MAKE) -C tests test; \
	elif [ -d "tests" ]; then \
		echo "Building and running tests..."; \
		for test in tests/*.c; do \
			if [ -f "$$test" ]; then \
				target=$${test%.c}; \
				$(CC) $(CFLAGS) "$$test" -L. -l$(PROJECT_NAME) $(LIBS) -o "$$target"; \
				echo "Built $$target"; \
			fi; \
		done; \
	else \
		echo "No tests found"; \
	fi

# Install to system
install: $(LIBRARY)
	@echo "Installing $(LIBRARY) to /usr/local/lib/"
	sudo mkdir -p /usr/local/lib
	sudo cp $(LIBRARY) /usr/local/lib/
	@if [ -f "$(SRC_DIR)/$(PROJECT_NAME).h" ]; then \
		echo "Installing header file..."; \
		sudo mkdir -p /usr/local/include; \
		sudo cp $(SRC_DIR)/$(PROJECT_NAME).h /usr/local/include/; \
	fi

# Uninstall from system
uninstall:
	@echo "Removing $(LIBRARY) from /usr/local/lib/"
	sudo rm -f /usr/local/lib/$(LIBRARY)
	@if [ -f "/usr/local/include/$(PROJECT_NAME).h" ]; then \
		sudo rm -f /usr/local/include/$(PROJECT_NAME).h; \
	fi

# Clean build artifacts
clean:
	rm -f $(OBJECTS) $(LIBRARY) *.o *.a *.so
	rm -f $(SRC_DIR)/version.h $(SRC_DIR)/version.c
	@if [ -d "examples" ]; then \
		find examples -type f -executable -delete; \
	fi
	@if [ -d "tests" ]; then \
		find tests -type f -executable -delete; \
	fi

# Help target
help:
	@echo "Available targets:"
	@echo "  all       - Build the library (default)"
	@echo "  examples  - Build example programs"
	@echo "  test      - Run tests"
	@echo "  install   - Install library to /usr/local"
	@echo "  uninstall - Remove library from /usr/local"
	@echo "  clean     - Remove build artifacts"
	@echo "  help      - Show this help message"

.PHONY: all examples test install uninstall clean help