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|
TARGET := vfetch
MAIN_SRC := main.c
LIB_SRC := lib/miniaudio.c lib/pl_mpeg.c
APP_SRCS := $(wildcard src/*.c)
OBJS := $(MAIN_SRC:.c=.o) $(LIB_SRC:.c=.o) $(APP_SRCS:.c=.o)
DEPS := $(OBJS:.o=.d)
PROJECT_SRCS := $(MAIN_SRC) $(APP_SRCS) $(wildcard src/*.h)
PKGS := chafa glib-2.0
INSTALL_PATH := /usr/local/bin
CC := $(firstword $(shell command -v clang gcc))
ifeq ($(CC),)
$(error No compatible C compiler found.)
endif
PKG_CONFIG := $(shell command -v pkg-config)
ifeq ($(PKG_CONFIG),)
$(error 'pkg-config' not found.)
endif
PKG_CFLAGS := $(shell pkg-config --cflags $(PKGS) | sed 's/-I/-isystem /g')
PKG_LDFLAGS := $(shell pkg-config --libs $(PKGS))
DEPFLAGS := -MMD -MP
CORE_CFLAGS := \
-D_XOPEN_SOURCE=700 \
-std=c11 \
-isystem $(CURDIR)/lib \
$(PKG_CFLAGS)
STRICT_CFLAGS := \
-pedantic-errors \
-Wall \
-Wextra \
-Wpedantic \
-Werror \
-Wformat=2 \
-Wformat-security \
-Wformat-nonliteral \
-Wformat-signedness \
-Wstack-protector \
-Wvla \
-Wodr \
-Wstrict-prototypes \
-Wmissing-prototypes \
-Wmissing-declarations \
-Wmissing-include-dirs \
-Wmissing-field-initializers \
-Wredundant-decls \
-Wpointer-arith \
-Wpointer-sign \
-Wabsolute-value \
-Wconversion \
-Wsign-conversion \
-Wundef \
-Winline \
-Wcast-qual \
-Wfloat-equal \
-Wold-style-definition \
-Woverlength-strings \
-Wwrite-strings \
-Wlogical-not-parentheses \
-Wpacked \
-Winit-self \
-Wstrict-overflow=5 \
-Wunused-macros \
-Wunreachable-code \
-Wdate-time \
-Wbad-function-cast \
-Wnested-externs \
-Wswitch-default \
-Wswitch-enum \
-Wuninitialized \
-Wdouble-promotion \
-Wcast-function-type \
-Wnull-dereference \
-Wdisabled-optimization \
-Wno-padded
CLANG_SPECIFIC_STRICT_FLAGS := \
-Wcomma \
-Wshadow \
-Wcast-align \
-Wdocumentation \
-Wstrict-aliasing \
-Wpadded-bitfield \
-Wformat-overflow \
-Wformat-truncation \
-Wimplicit-fallthrough
GCC_SPECIFIC_STRICT_FLAGS := \
-Walloc-zero \
-Wsuggest-attribute=const \
-Wsuggest-attribute=format \
-Wshadow=local \
-Wcast-align=strict \
-Wimplicit-fallthrough=5 \
-Wstrict-aliasing=2 \
-Wformat-overflow=2 \
-Wformat-truncation=2 \
-Wjump-misses-init \
-Wlogical-op \
-Wuseless-cast \
-Wduplicated-cond \
-Wduplicated-branches \
-Wswitch-unreachable \
-Wpacked-bitfield-compat \
-Wunsafe-loop-optimizations \
-Wtrampolines
ALL_STRICT_FLAGS := $(STRICT_CFLAGS) $(CLANG_SPECIFIC_STRICT_FLAGS) $(GCC_SPECIFIC_STRICT_FLAGS)
RELEASE_CFLAGS := \
-O3 \
-flto=auto \
-fno-semantic-interposition \
-fstack-protector-strong \
-fstack-clash-protection \
-fPIE \
-D_FORTIFY_SOURCE=2 \
-ffunction-sections \
-fdata-sections \
-fcf-protection \
-march=native
DEBUG_CFLAGS_COMMON := -g -Og -fno-omit-frame-pointer -fno-common -flto=auto
ANALYZER_FLAGS_GCC := -fanalyzer
SANITIZER_ASAN_FLAGS := -fsanitize=address,undefined,leak
SANITIZER_TSAN_FLAGS := -fsanitize=thread
COMMON_LDFLAGS := -pthread $(PKG_LDFLAGS) -lm -latomic
RELEASE_LDFLAGS := -flto=auto -Wl,--gc-sections -Wl,--build-id=none -s -pie
.PHONY: all fallback debug debug-threaded check clean install uninstall tidy iwyu format format-check
.DELETE_ON_ERROR:
CFLAGS := $(CORE_CFLAGS)
LDFLAGS := $(COMMON_LDFLAGS)
all: CFLAGS += $(RELEASE_CFLAGS)
all: LDFLAGS += $(RELEASE_LDFLAGS)
all: $(TARGET)
fallback: $(TARGET)
debug: CC := $(CC)
debug: CFLAGS += $(STRICT_CFLAGS) $(DEBUG_CFLAGS_COMMON) $(SANITIZER_ASAN_FLAGS)
debug: CFLAGS += $(if $(findstring clang,$(notdir $(CC))),$(CLANG_SPECIFIC_STRICT_FLAGS))
debug: CFLAGS += $(if $(findstring gcc,$(notdir $(CC))),$(GCC_SPECIFIC_STRICT_FLAGS) $(ANALYZER_FLAGS_GCC))
debug: LDFLAGS += $(SANITIZER_ASAN_FLAGS)
debug: LDFLAGS += -flto=auto
debug: $(TARGET)
debug-threaded: CC := $(CC)
debug-threaded: CFLAGS += $(STRICT_CFLAGS) $(DEBUG_CFLAGS_COMMON) $(SANITIZER_TSAN_FLAGS)
debug-threaded: CFLAGS += $(if $(findstring clang,$(notdir $(CC))),$(CLANG_SPECIFIC_STRICT_FLAGS))
debug-threaded: CFLAGS += $(if $(findstring gcc,$(notdir $(CC))),$(GCC_SPECIFIC_STRICT_FLAGS) $(ANALYZER_FLAGS_GCC))
debug-threaded: LDFLAGS += $(SANITIZER_TSAN_FLAGS)
debug-threaded: LDFLAGS += -flto=auto
debug-threaded: $(TARGET)
-include $(DEPS)
$(MAIN_SRC:.c=.o): $(MAIN_SRC)
@echo " CC (Strict) $<"
$(CC) $(DEPFLAGS) $(CFLAGS) -c $< -o $@
src/%.o: src/%.c
@echo " CC (Strict) $<"
$(CC) $(DEPFLAGS) $(CFLAGS) -c $< -o $@
lib/%.o: lib/%.c
@echo " CC (Lax) $<"
$(CC) $(DEPFLAGS) $(filter-out $(ALL_STRICT_FLAGS),$(CFLAGS)) -c $< -o $@
IWYU := $(shell command -v include-what-you-use 2>/dev/null)
$(TARGET): $(OBJS)
@echo " CCLD $@"
$(CC) $(OBJS) -o $@ $(LDFLAGS)
@echo "Build complete. Executable '$(TARGET)' created."
check: debug tidy iwyu format-check
clean:
@echo "Cleaning up..."
rm -f $(TARGET) $(OBJS) $(DEPS)
@echo "Clean complete."
install: all
@echo "Installing $(TARGET) to $(INSTALL_PATH)..."
install -Dm755 "$(TARGET)" "$(INSTALL_PATH)/$(TARGET)"
@echo "Installation complete."
uninstall:
@echo "Uninstalling $(TARGET)..."
rm -f "$(INSTALL_PATH)/$(TARGET)"
$(MAKE) clean
@echo "Uninstall complete."
tidy:
@echo " TIDY Running clang-tidy..."
clang-tidy $(MAIN_SRC) $(APP_SRCS) -- $(CORE_CFLAGS) $(STRICT_CFLAGS) $(CLANG_SPECIFIC_STRICT_FLAGS)
iwyu:
@if [ -z "$(IWYU)" ]; then \
echo " SKIP include-what-you-use not found on this system."; \
else \
for file in $(MAIN_SRC) $(APP_SRCS); do \
echo " IWYU $$file"; \
$(IWYU) -Xiwyu --error \
-Xiwyu --check_also="src/*.h" \
$(CORE_CFLAGS) $(STRICT_CFLAGS) $$file || exit 1; \
done; \
fi
format:
@echo " FORMAT Applying source code formatting..."
clang-format -i $(PROJECT_SRCS)
format-check:
@echo " FORMAT Checking source code formatting..."
clang-format --dry-run -Werror $(PROJECT_SRCS)
|
