chore: set up Makefile for building

Signed-off-by: NotAShelf <raf@notashelf.dev>
Change-Id: I6a6a6964b70cec53a4e831118fabed1ecbd5c317

Makefile

@@ -0,0 +1,173 @@
+PROJECT_NAME = chroma
+VERSION = 1.0.0
+
+# Directories
+SRCDIR = src
+INCDIR = include
+OBJDIR = obj
+BINDIR = bin
+SYSTEMD_DIR = systemd
+PROTOCOLDIR = protocols
+
+# Install directories
+PREFIX ?= /usr/local
+BINDIR_INSTALL = $(PREFIX)/bin
+SYSTEMD_INSTALL = $(HOME)/.config/systemd/user
+
+# Compiler and flags
+CC = gcc
+CFLAGS = -std=c11 -Wall -Wextra -Werror -pedantic -O2 -g
+CFLAGS += -D_GNU_SOURCE -DCHROMA_VERSION=\"$(VERSION)\"
+CPPFLAGS = -I$(INCDIR)
+
+# Debug build flags
+DEBUG_CFLAGS = -std=c11 -Wall -Wextra -Werror -pedantic -Og -g3 -DDEBUG
+DEBUG_CFLAGS += -D_GNU_SOURCE -DCHROMA_VERSION=\"$(VERSION)-debug\"
+DEBUG_CFLAGS += -fsanitize=address -fsanitize=undefined -fno-omit-frame-pointer
+
+# Libraries using pkg-config
+PKG_DEPS = wayland-client wayland-egl egl glesv2 wayland-protocols
+CFLAGS += $(shell pkg-config --cflags $(PKG_DEPS))
+LDFLAGS += $(shell pkg-config --libs $(PKG_DEPS))
+
+# Protocol files
+PROTOCOL_XML = $(PROTOCOLDIR)/xdg-shell.xml $(PROTOCOLDIR)/wlr-layer-shell-unstable-v1.xml
+PROTOCOL_HEADERS = $(PROTOCOL_XML:$(PROTOCOLDIR)/%.xml=$(INCDIR)/%.h)
+PROTOCOL_SOURCES = $(PROTOCOL_XML:$(PROTOCOLDIR)/%.xml=$(SRCDIR)/%.c)
+PROTOCOL_OBJECTS = $(PROTOCOL_SOURCES:$(SRCDIR)/%.c=$(OBJDIR)/%.o)
+
+# Additional libraries
+LDFLAGS += -lm -ldl
+
+# Source files (excluding generated protocol files)
+SOURCES = $(filter-out $(PROTOCOL_SOURCES), $(wildcard $(SRCDIR)/*.c))
+OBJECTS = $(SOURCES:$(SRCDIR)/%.c=$(OBJDIR)/%.o) $(PROTOCOL_OBJECTS)
+DEPENDS = $(OBJECTS:.o=.d)
+
+# Default target
+TARGET = $(BINDIR)/$(PROJECT_NAME)
+all: $(TARGET)
+
+# Create directories
+$(OBJDIR):
+	@mkdir -p $(OBJDIR)
+
+$(BINDIR):
+	@mkdir -p $(BINDIR)
+
+# Protocol generation
+$(INCDIR)/%.h: $(PROTOCOLDIR)/%.xml | $(INCDIR)
+	@echo "  PROTO $<"
+	@wayland-scanner client-header $< $@
+
+$(SRCDIR)/%.c: $(PROTOCOLDIR)/%.xml
+	@echo "  PROTO $<"
+	@wayland-scanner private-code $< $@
+
+# Make sure include directory exists
+$(INCDIR):
+	@mkdir -p $(INCDIR)
+
+# Build main executable
+$(TARGET): $(PROTOCOL_HEADERS) $(OBJECTS) | $(BINDIR)
+	@echo "  LINK  $@"
+	@$(CC) $(OBJECTS) -o $@ $(LDFLAGS)
+
+# Compile source files
+$(OBJDIR)/%.o: $(SRCDIR)/%.c $(PROTOCOL_HEADERS) | $(OBJDIR)
+	@echo "  CC    $<"
+	@$(CC) $(CPPFLAGS) $(CFLAGS) -MMD -MP -c $< -o $@
+
+# Debug build
+debug: CFLAGS = $(DEBUG_CFLAGS)
+debug: $(TARGET)
+
+# Static build (for distribution)
+static: LDFLAGS += -static
+static: $(TARGET)
+
+# Check if required dependencies are available
+check-deps:
+	@echo "Checking dependencies..."
+	@pkg-config --exists $(PKG_DEPS) || (echo "Missing dependencies. Install: wayland-protocols libwayland-dev libegl1-mesa-dev libgl1-mesa-dev wayland-scanner" && exit 1)
+	@which wayland-scanner >/dev/null || (echo "wayland-scanner not found. Please install wayland-scanner." && exit 1)
+	@echo "All dependencies found."
+
+# Install
+install: $(TARGET)
+	@echo "Installing $(PROJECT_NAME)..."
+	install -Dm755 $(TARGET) $(DESTDIR)$(BINDIR_INSTALL)/$(PROJECT_NAME)
+	@if [ -f $(SYSTEMD_DIR)/$(PROJECT_NAME).service ]; then \
+		echo "Installing systemd service..."; \
+		install -Dm644 $(SYSTEMD_DIR)/$(PROJECT_NAME).service $(DESTDIR)$(SYSTEMD_INSTALL)/$(PROJECT_NAME).service; \
+	fi
+	@echo "Installation complete."
+
+# Uninstall
+uninstall:
+	@echo "Uninstalling $(PROJECT_NAME)..."
+	rm -f $(DESTDIR)$(BINDIR_INSTALL)/$(PROJECT_NAME)
+	rm -f $(DESTDIR)$(SYSTEMD_INSTALL)/$(PROJECT_NAME).service
+	@echo "Uninstall complete."
+
+# Create systemd service file
+systemd-service: $(SYSTEMD_DIR)/$(PROJECT_NAME).service
+
+
+# Clean build artifacts
+clean:
+	@echo "Cleaning build artifacts..."
+	rm -rf $(OBJDIR) $(BINDIR)
+	rm -f $(PROTOCOL_HEADERS) $(PROTOCOL_SOURCES)
+
+# Format source code (requires clang-format)
+format:
+	@echo "Formatting source code..."
+	@find $(SRCDIR) $(INCDIR) -name "*.c" -o -name "*.h" | xargs clang-format -i
+
+# Static analysis (requires cppcheck)
+analyze:
+	@echo "Running static analysis..."
+	@cppcheck --enable=all --std=c11 --language=c \
+		--include=$(INCDIR) \
+		--suppress=missingIncludeSystem \
+		--quiet \
+		$(SRCDIR)
+
+# Run tests
+# FIXME: add tests
+test: $(TARGET)
+	@echo "Running tests..."
+	@echo "Tests not implemented yet."
+
+# Help target
+help:
+	@echo "Available targets:"
+	@echo "  all             - Build the main executable (default)"
+	@echo "  debug           - Build with debug symbols and sanitizers"
+	@echo "  static          - Build statically linked executable"
+	@echo "  check-deps      - Check if all dependencies are available"
+	@echo "  install         - Install the executable and systemd service"
+	@echo "  uninstall       - Remove installed files"
+	@echo "  clean           - Remove build artifacts"
+	@echo "  distclean       - Remove all generated files"
+	@echo "  format          - Format source code (requires clang-format)"
+	@echo "  analyze         - Run static analysis (requires cppcheck)"
+	@echo "  test            - Run tests"
+	@echo "  help            - Show this help message"
+	@echo ""
+	@echo "Examples:"
+	@echo "  make                    # Build with default settings"
+	@echo "  make debug              # Build debug version"
+	@echo "  make PREFIX=/usr install # Install to /usr instead of /usr/local"
+	@echo "  make CC=clang           # Use clang instead of gcc"
+
+# Include dependency files
+-include $(DEPENDS)
+
+# Phony targets
+.PHONY: all debug static check-deps install uninstall systemd-service sample-config clean distclean format analyze test help
+
+# Print variables
+print-%:
+	@echo '$*=$($*)'