71 lines
1.2 KiB
Makefile
71 lines
1.2 KiB
Makefile
LIB_NAME ?= weaver
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BUILD_DIR ?= build
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SRC_DIR ?= src
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INCLUDE_DIRS := include src/include
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MODE ?= debug
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RELEASE_OPT ?= 2
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CLINE_SIZE ?= 64
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CXX ?= clang++
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AR ?= ar
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ARFLAGS := rcs
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SRCS := $(shell find $(SRC_DIR) -name '*.cc')
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OBJS := $(patsubst $(SRC_DIR)/%.cc,$(BUILD_DIR)/%.o,$(SRCS))
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DEPS := $(OBJS:.o=.d)
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INCLUDES := $(addprefix -I,$(INCLUDE_DIRS))
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WARN_FLAGS := \
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-Wall \
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-Wextra \
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-Wpedantic \
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-Werror
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COMMON_CXXFLAGS := \
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-std=c++20 \
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-MMD -MP \
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-flto \
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--param=destructive-interference-size=$(CLINE_SIZE) \
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$(WARN_FLAGS) \
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$(INCLUDES)
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DEBUG_CXXFLAGS := \
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-O0 \
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-g \
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-fsanitize=thread \
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-fno-omit-frame-pointer
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RELEASE_CXXFLAGS := \
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-O$(RELEASE_OPT) \
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-DNDEBUG
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ifeq ($(MODE),debug)
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CXXFLAGS := $(COMMON_CXXFLAGS) $(DEBUG_CXXFLAGS)
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else ifeq ($(MODE),release)
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CXXFLAGS := $(COMMON_CXXFLAGS) $(RELEASE_CXXFLAGS)
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else
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$(error Unknown MODE '$(MODE)'; use MODE=debug or MODE=release)
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endif
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LIB := $(BUILD_DIR)/lib$(LIB_NAME).a
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.PHONY: all clean
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all: $(LIB)
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$(LIB): $(OBJS)
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@mkdir -p $(dir $@/bin)
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$(AR) $(ARFLAGS) $@/bin $^
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$(BUILD_DIR)/%.o: $(SRC_DIR)/%.cc
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@mkdir -p $(dir $@)
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$(CXX) $(CXXFLAGS) -c $< -o $@
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-include $(DEPS)
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clean:
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rm -rf $(BUILD_DIR)
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