# Makefile for Cordle - C90 Wordle Game
# Cross-platform build system for Unix/Linux/macOS and DOS

# Compiler and flags
CC = gcc
CFLAGS = -std=c90 -pedantic -Wpedantic -Wall -Wextra -Wstrict-prototypes -Wold-style-definition

# Platform detection
ifdef COMSPEC
    # DOS/Windows with DJGPP detected
    PLATFORM = DOS
    LDFLAGS = -lpdcurses
    CFLAGS += -D__MSDOS__
    TARGET_EXT = .exe
else
    # Unix/Linux/macOS
    PLATFORM = UNIX
    LDFLAGS = -lncurses
    TARGET_EXT =
endif

# Directories
SRC_DIR = src
INCLUDE_DIR = include
BUILD_DIR = build
INSTALL_DIR = /usr/local

# Source files
SRCS = $(SRC_DIR)/main.c $(SRC_DIR)/game.c $(SRC_DIR)/ui.c $(SRC_DIR)/words.c
OBJS = $(SRCS:$(SRC_DIR)/%.c=$(BUILD_DIR)/%.o)

# Target executable
TARGET = $(BUILD_DIR)/cordle$(TARGET_EXT)

# Default target
all: $(TARGET) words

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

# Compile source files to object files
$(BUILD_DIR)/%.o: $(SRC_DIR)/%.c | $(BUILD_DIR)
	$(CC) $(CFLAGS) -I$(INCLUDE_DIR) -c $< -o $@

# Link object files to create executable
$(TARGET): $(OBJS)
	$(CC) $(OBJS) $(LDFLAGS) -o $(TARGET)

# Copy wordlists to build directory
words: $(TARGET)
	cp -R WORDS $(BUILD_DIR)/

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

# Install the game
install: all
	install -d $(INSTALL_DIR)/bin
	install -m 755 $(TARGET) $(INSTALL_DIR)/bin/cordle
	install -d $(INSTALL_DIR)/share/cordle
	cp -R words $(INSTALL_DIR)/share/cordle/

# Uninstall the game
uninstall:
	rm -f $(INSTALL_DIR)/bin/cordle
	rm -rf $(INSTALL_DIR)/share/cordle


# Rebuild everything
rebuild: clean all

# Help target
help:
	@echo "Cordle Makefile - Cross-platform C90 Wordle Game"
	@echo "================================================"
	@echo "Detected platform: $(PLATFORM)"
	@echo ""
	@echo "Build targets:"
	@echo "  all       - Build the game (default)"
	@echo "  clean     - Remove build artifacts"
	@echo "  rebuild   - Clean and rebuild"
	@echo "  install   - Install to $(INSTALL_DIR) (Unix only)"
	@echo "  uninstall - Remove installed files (Unix only)"
	@echo "  help      - Show this help message"
	@echo ""
	@echo "DOS Requirements:"
	@echo "  - Borland Turbo C++ 3.x (includes MAKE)"
	@echo "  - PDCurses library"
	@echo ""
	@echo "Unix/Linux/macOS Requirements:"
	@echo "  - GCC compiler"
	@echo "  - ncurses library"
	@echo "  - GNU Make"

.PHONY: all clean install uninstall rebuild wordlists help

# Static analysis targets
analyze: cppcheck

# Relaxed splint (too noisy with +standard)
splint:
	@echo "Running splint with relaxed checks..."
	@splint -weak +posixlib -I./include src/*.c 2>&1 | grep -v "Definition of" || true

# Strict splint (very verbose, use with caution)
splint-strict:
	splint +standard -I./include src/*.c

cppcheck:
	@echo "Running cppcheck..."
	@cppcheck --std=c90 --enable=warning,style,performance,portability \
	         --suppress=missingIncludeSystem --quiet -I./include src/

strict-compile:
	gcc -std=c90 -pedantic -Wpedantic -Wall -Wextra \
	    -Wstrict-prototypes -Wold-style-definition \
	    -Wmissing-prototypes -Wdeclaration-after-statement \
	    -Iinclude -c src/*.c