chroma

PROJECT_NAME = chroma

VERSION = 1.0.1

# 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 += -fstack-protector-strong -fstack-clash-protection

CFLAGS += -fno-common -Wconversion -Wshadow -Wstrict-prototypes

CFLAGS += -Wdouble-promotion -Wformat=2 -Wnormalized=nfc

CFLAGS += -D_FORTIFY_SOURCE=2 -D_GNU_SOURCE -DCHROMA_VERSION=\"$(VERSION)\"

# Include path for generated headers

CPPFLAGS = -I$(INCDIR) -I$(INCDIR)/vendor -isystem $(INCDIR)/vendor

# 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)

# Override object files for image.c and render.c to suppress third-party warnings

OBJECTS := $(filter-out $(OBJDIR)/image.o $(OBJDIR)/render.o,$(OBJECTS))

OBJECTS += $(OBJDIR)/image.o $(OBJDIR)/render.o

# 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): version-header $(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 -Wno-error -c $< -o $@

$(OBJDIR)/image.o: $(SRCDIR)/image.c $(PROTOCOL_HEADERS) | $(OBJDIR)

	@echo "  CC    $<"

	@$(CC) $(CPPFLAGS) $(CFLAGS) -Wno-sign-conversion -Wno-double-promotion -Wno-conversion -MMD -MP -Wno-error -c $< -o $@

$(OBJDIR)/render.o: $(SRCDIR)/render.c $(PROTOCOL_HEADERS) | $(OBJDIR)

	@echo "  CC    $<"

	@$(CC) $(CPPFLAGS) $(CFLAGS) -Wno-sign-conversion -Wno-double-promotion -Wno-conversion -MMD -MP -Wno-error -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 version header

version-header:

	@echo "Generating version header..."

	@echo "#ifndef CHROMA_VERSION_H" > $(INCDIR)/chroma_version.h

	@echo "#define CHROMA_VERSION_H" >> $(INCDIR)/chroma_version.h

	@echo "" >> $(INCDIR)/chroma_version.h

	@echo "#ifndef CHROMA_VERSION" >> $(INCDIR)/chroma_version.h

	@echo "#define CHROMA_VERSION \"$(VERSION)\"" >> $(INCDIR)/chroma_version.h

	@echo "#endif" >> $(INCDIR)/chroma_version.h

	@echo "" >> $(INCDIR)/chroma_version.h

	@echo "#endif // CHROMA_VERSION_H" >> $(INCDIR)/chroma_version.h

# 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)

	rm -f "vcore.*"

# Format source code (requires clang-format)

format:

	@echo "Formatting source code..."

	@find $(SRCDIR) -name "*.c" -o -name "*.h" | grep -v '/vendor/' | 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

test: $(TARGET)

	@echo "Running unit tests..."

	@$(CC) -o bin/test tests/test.c lib/test_common.c \

		-I./include -I./include/vendor -I./tests -I./tests/util -lm -std=c11 -D_GNU_SOURCE $(CFLAGS) -Wno-sign-conversion -Wno-double-promotion -Wno-conversion

	@./bin/test

# Run benchmarks

bench:

	@echo "Running performance benchmarks..."

	@$(CC) -o bin/bench benchmarks/bench.c lib/test_common.c \

		-I./include -I./include/vendor -I./tests -I./tests/util -lm -std=c11 -D_GNU_SOURCE $(CFLAGS) -Wno-sign-conversion -Wno-double-promotion -Wno-conversion

	@./bin/bench

# Memory analysis tests

test-memory:

	@echo "Building memory tests..."

	@$(CC) -o bin/test tests/test.c lib/test_common.c \

		-I./include -I./include/vendor -I./tests -I./tests/util -lm -std=c11 -D_GNU_SOURCE $(CFLAGS) -Wno-sign-conversion -Wno-double-promotion -Wno-conversion

	@valgrind --leak-check=full --show-leak-kinds=all ./bin/test 2>&1 | tee tests/memory_report.txt

	@echo "Analysis complete. See tests/memory_report.txt"

# Generate memory profile CSVs

profile-memory:

	@$(CC) -o bin/test tests/test.c lib/test_common.c \

		-I./include -I./include/vendor -I./tests -I./tests/util -lm -std=c11 -D_GNU_SOURCE $(CFLAGS) -Wno-sign-conversion -Wno-double-promotion -Wno-conversion

	@./bin/test --profile

	@echo "CSV files generated in /tmp/"

# Version management targets

bump-patch:

	@echo "Bumping patch version..."

	@$(eval NEW_VERSION := $(shell echo $(VERSION) | awk -F. '{print $$1"."$$2"."$$3+1}'))

	@sed -i 's/^VERSION = .*/VERSION = $(NEW_VERSION)/' Makefile

	@echo "Version bumped to $(NEW_VERSION)"

bump-minor:

	@echo "Bumping minor version..."

	@$(eval NEW_VERSION := $(shell echo $(VERSION) | awk -F. '{print $$1"."$$2+1".0"}'))

	@sed -i 's/^VERSION = .*/VERSION = $(NEW_VERSION)/' Makefile

	@echo "Version bumped to $(NEW_VERSION)"

bump-major:

	@echo "Bumping major version..."

	@$(eval NEW_VERSION := $(shell echo $(VERSION) | awk -F. '{print $$1+1".0.0"}'))

	@sed -i 's/^VERSION = .*/VERSION = $(NEW_VERSION)/' Makefile

	@echo "Version bumped to $(NEW_VERSION)"

set-version:

	@if [ -z "$(NEW_VER)" ]; then \

		echo "Usage: make set-version NEW_VER=X.Y.Z"; \

		exit 1; \

	fi

	@echo "Setting version to $(NEW_VER)..."

	@sed -i 's/^VERSION = .*/VERSION = $(NEW_VER)/' Makefile

	@echo "Version set to $(NEW_VER)"

# Help target

help:

	@echo "Available targets:"

	@echo "  all             - Build 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 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 "  version-header  - Generate version header from Makefile"

	@echo "  bump-patch      - Increment patch version (X.Y.Z+1)"

	@echo "  bump-minor      - Increment minor version (X.Y+1.0)"

	@echo "  bump-major      - Increment major version (X+1.0.0)"

	@echo "  set-version     - Set specific version (use NEW_VER=X.Y.Z)"

	@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"

	@echo "  make bump-patch                # Bump to 1.0.2"

	@echo "  make set-version NEW_VER=2.0.0 # Set to 2.0.0"

# Include dependency files

-include $(DEPENDS)

# Phony targets

.PHONY: all debug static check-deps install uninstall systemd-service version-header clean distclean format analyze test test-memory memory-report help bump-patch bump-minor bump-major set-version

# Print variables

print-%:

	@echo '$*=$($*)'