113 lines
3 KiB
Makefile
113 lines
3 KiB
Makefile
#!/usr/bin/make -f
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# Target architecture for compilation
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ARCH = native
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# Optimization level
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O = 2
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# Flags for the compiler
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FLAGS = -std=c23
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FLAGS += -O$(O)
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FLAGS += -march=$(ARCH)
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# Only override gcc default tuning if specified in make command line
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ifneq (, $(TUNE))
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FLAGS += -mtune=$(TUNE)
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endif
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FLAGS += -pedantic
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FLAGS += -Wall
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FLAGS += -Wextra
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FLAGS += -Werror
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FLAGS += -Wconversion
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FLAGS += -Wmissing-prototypes
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FLAGS += -Wlogical-op
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FLAGS += -Wdisabled-optimization
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FLAGS += -fanalyzer
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# These flags are because of the compiler otherwise giving too much warning
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FLAGS += -Wno-sign-conversion
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#FLAGS += -Wformat-truncation=0
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# Compile flag for defining GITHASH to put at the end of the version string
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GITFLAG = -D'GITHASH=$(shell git rev-parse --short=1 HEAD)'
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# Directories where .o files and excecutables will be placed
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OBJDIR = obj
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OUTDIR = out
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# The UI to compile for by default using make run
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#UI_TARGET = vt100
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UI_TARGET = ncurses
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# The URL of the plaintext version of the lisence, for the --license option
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LICENSEURL = https://www.gnu.org/licenses/old-licenses/gpl-2.0.txt
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# C compiler
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CC = cc
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.NOTINTERMEDIATE:
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# Messages to print during different steps in making
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MSG_FETCHING = FETCHING:
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MSG_LINKING = Linking:
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MSG_COMPILING = Compiling C:
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MSG_CLEANING = Cleaning:
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MSG_CLEANING_OBJ = Cleaning $(OBJDIR):
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MSG_CLEANING_OUT = Cleaning $(OUTDIR):
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# Compile for all UI targets
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all: $(addprefix $(OUTDIR)/connect4_,ncurses.elf vt100.elf stub.elf)
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# Compile and run the default UI target
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run: $(OUTDIR)/connect4_$(UI_TARGET).elf
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./$<
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# Compile and run with a specific UI target
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run_%: $(OUTDIR)/connect4_%.elf
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./$<
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# Compile specifically the ncurses version
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# This one's special because it needs -lncursesw
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$(OUTDIR)/connect4_ncurses.elf: $(addprefix $(OBJDIR)/,ui_ncurses.o logic.o connect4.o LICENSE.o)
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@echo $(MSG_LINKING) $@
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@mkdir -p $(@D)
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$(CC) $(FLAGS) -lncursesw -o $@ $^
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# Compile the final excecutable for a given UI target
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$(OUTDIR)/connect4_%.elf: $(addprefix $(OBJDIR)/,ui_%.o logic.o connect4.o LICENSE.o)
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@echo $(MSG_LINKING) $@
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@mkdir -p $(@D)
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$(CC) $(FLAGS) -o $@ $^
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# Make an object file for the license so it does not all need to be in the code
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$(OBJDIR)/LICENSE.o: $(OBJDIR)/LICENSE
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@echo $(MSG_LINKING) $@
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@mkdir -p $(@D)
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cd $(@D); ld -r -b binary -o $(@F) $(^F)
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# Compile the object file of the main code.
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# This one's special because it includes the git hash
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$(OBJDIR)/connect4.o: connect4.c
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@echo $(MSG_COMPILING) $^
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@mkdir -p $(@D)
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$(CC) -c $(FLAGS) $(GITFLAG) -o $@ $^
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# Generic object file compile
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$(OBJDIR)/%.o: %.c
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@echo $(MSG_COMPILING) $^
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@mkdir -p $(@D)
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$(CC) -c $(FLAGS) -o $@ $^
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# Download the license file in non-markdown form.
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# This is not cleaned as that would be too silly
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$(OBJDIR)/LICENSE:
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@echo $(MSG_FETCHING) $@
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curl $(LICENSEURL) \
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| sed -n '/END OF TERMS AND CONDITIONS/q;p' > $(OBJDIR)/LICENSE
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# Remove all compilation output and intermediate files
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clean:
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@echo $(MSG_CLEANING)
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@echo $(MSG_CLEANING_OBJ)
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rm -f $(OBJDIR)/*.o
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@echo $(MSG_CLEANING_OUT)
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rm -f $(OUTDIR)/*.elf
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