99 lines
2.1 KiB
Makefile
99 lines
2.1 KiB
Makefile
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# Compiler prefix, in case your default compiler does not implement all C++11 features:
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#CROSS = /opt/toolchain/x86_64-pc-linux-gnu-gcc-4.7.0/bin/x86_64-pc-linux-gnu-
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PROJECT = elevator
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# HINT: g++ -Q -O2 --help=optimizers
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OPTIMIZER = -Os
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CC = $(CROSS)gcc
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CXX = $(CROSS)g++
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AS = $(CROSS)gcc -x assembler-with-cpp
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LD = $(CROSS)g++
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OBJCOPY = $(CROSS)objcopy
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OBJDUMP = $(CROSS)objdump
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SIZE = size -d
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RM = rm -f
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RM_R = rm -rf
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CP = cp
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MKDIR_P = mkdir -p
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DOXYGEN = doxygen
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SRC_DIRS = .
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INCLUDE = -I ../../include
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SRCS = $(wildcard $(addsuffix /*.cpp, $(SRC_DIRS)))
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OBJS = $(SRCS:.cpp=.o)
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DEPENDS = $(OBJS:.o=.d)
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EXE = $(PROJECT)
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MAP = $(PROJECT).map
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#------------------------------------------------------------------------------
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# flags
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#
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# commmon flags propagated to CFLAGS, CXXFLAGS, ASFLAGS (not LDFLAGS)
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FLAGS += $(INCLUDE)
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FLAGS += -MMD
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CXXFLAGS = $(FLAGS)
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CXXFLAGS += $(OPTIMIZER)
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CXXFLAGS += -std=c++11
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CXXFLAGS += -fno-exceptions
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CXXFLAGS += -fno-rtti
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CXXFLAGS += -Wall -Wextra
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CXXFLAGS += -Wctor-dtor-privacy
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CXXFLAGS += -Wcast-align -Wpointer-arith -Wredundant-decls
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CXXFLAGS += -Wshadow -Wcast-qual -Wcast-align -pedantic
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LDFLAGS += -fno-exceptions
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LDFLAGS += -fno-rtti
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# Produce debugging information (for use with gdb)
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#OPTIMIZER = -Og
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#FLAGS += -g
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# Use LLVM
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#CXX = $(CROSS)clang++
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#CXXFLAGS += -stdlib=libc++
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#LDFLAGS += -lc++
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# Enable link-time optimizer
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#CXXFLAGS += -flto
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#LDFLAGS += -flto
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# Strip dead code (enable garbage collection)
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#OPTIMIZER += -ffunction-sections -fdata-sections
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#LDFLAGS += -Wl,$(if $(shell ld -v | grep GNU),--gc-sections,-dead_strip)
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# Enable automatic template instantiation at link time
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#CXXFLAGS += -frepo
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#LDFLAGS += -frepo
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# Create link map file
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#LDFLAGS += -Wl,-Map="$(MAP)",--cref
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.PHONY: all clean
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all: $(EXE)
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$(EXE): $(OBJS)
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$(LD) $(OBJS) $(LDFLAGS) -o $(EXE)
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$(SIZE) $@
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%.o: %.cpp
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$(CXX) -c $(CXXFLAGS) -o $@ $<
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clean:
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$(RM) *.o
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$(RM) *.d
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$(RM) $(EXE)
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-include $(DEPENDS)
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