96 lines
2.3 KiB
Makefile
96 lines
2.3 KiB
Makefile
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# ===================== #
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# === Configuration === #
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# ===================== #
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# Destination folder of the final artifacts
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# (it must exist beforehand)
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OUTDIR = .
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# Base folder of the source tree
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SRCDIR = src
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# Temporary directory where all intermediary
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# artifacts will be stored (if it doesn't exist,
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# it will be created). It's important that this
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# folder isn't used for something other than
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# holding object files since it will be deleted
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# when doing `make clean`.
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OBJDIR = cache
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# Source directory for each program to be build
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# They are relative to the SRCDIR folder.
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LIB_SUBDIR = noja
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CLI_SUBDIR = cli
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# Resulting file names
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LIB_FNAME = libnoja.a
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CLI_FNAME = noja
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# Where the build programs will be moved when
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# installation occurres.
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CLI_INSTALLDIR = /bin
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LIB_INSTALLDIR = /usr/local
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# Default programs
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CC = gcc
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AR = ar
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# Program flags
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CFLAGS = -Wall -Wextra
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LFLAGS = -lm
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# ===================== #
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# === Variables ======= #
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# ===================== #
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# Auxiliary function
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rwildcard = $(foreach d, $(wildcard $(1:=/*)), $(call rwildcard ,$d, $2) $(filter $(subst *, %, $2), $d))
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# Absolute path of each program's source tree
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LIB_SRCDIR = $(SRCDIR)/$(LIB_SUBDIR)
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CLI_SRCDIR = $(SRCDIR)/$(CLI_SUBDIR)
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# Each program that is being build uses as object
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# cache a subfolder of OBJDIR called like the it's
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# source tree base folder in SRCDIR.
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LIB_OBJDIR = $(OBJDIR)/$(LIB_SUBDIR)
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CLI_OBJDIR = $(OBJDIR)/$(CLI_SUBDIR)
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LIB_CFILES = $(call rwildcard, $(LIB_SRCDIR), *.c)
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LIB_HFILES = $(call rwildcard, $(LIB_SRCDIR), *.h)
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LIB_OFILES = $(patsubst $(LIB_SRCDIR)/%.c, $(LIB_OBJDIR)/%.o, $(LIB_CFILES))
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CLI_CFILES = $(call rwildcard, $(CLI_SRCDIR), *.c)
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CLI_HFILES = $(call rwildcard, $(CLI_SRCDIR), *.h)
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CLI_OFILES = $(patsubst $(CLI_SRCDIR)/%.c, $(CLI_OBJDIR)/%.o, $(CLI_CFILES))
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# Useful abbreviations
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LIB = $(OUTDIR)/$(LIB_FNAME)
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CLI = $(OUTDIR)/$(CLI_FNAME)
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# ===================== #
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# === Rules =========== #
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# ===================== #
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all: $(LIB) $(CLI)
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$(OBJDIR)/%.o: $(SRCDIR)/%.c
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@ mkdir -p $(@D)
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$(CC) $(CFLAGS) -c $^ -o $@
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$(LIB): $(LIB_OFILES)
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@ echo $(AR) rcs $@ ...
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@ $(AR) rcs $@ $(LIB_OFILES)
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$(CLI): $(CLI_OFILES) $(LIB)
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$(CC) $^ -o $@ $(LFLAGS)
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install: $(LIB) $(CLI)
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sudo cp $(LIB) $(LIB_INSTALLDIR)
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sudo cp $(CLI) $(CLI_INSTALLDIR)
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clean:
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rm -rf $(OBJDIR)
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rm -f $(LIB)
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rm -f $(CLI)
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