180 lines
4.7 KiB
Makefile
180 lines
4.7 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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# Temporary directory where execution coverage
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# reports are stored. If this directory doesn't
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# exist, it will be created. This folder is
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# deleted by `make clean`.
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REPORTDIR = report
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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 = lib
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CLI_SUBDIR = cli
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TST_SUBDIR = test
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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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TST_FNAME = test
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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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# Build the library with valgrind support.
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# Can be one of: YES, NO
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USING_VALGRIND = NO
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# May be one of: COVERAGE, RELEASE, DEBUG, CHECKMEM
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BUILD_MODE = RELEASE
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# Changing the BUILD_MODE will add one of the
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# following set of flags to the CFLAGS and
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# LFLAGS. If the BUILD_MODE is COVERAGE, then
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# the flags are also determined based on the CC.
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CFLAGS_DEBUG = -DDEBUG -g
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LFLAGS_DEBUG =
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CFLAGS_CHECKMEM = -fsanitize=address -g
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LFLAGS_CHECKMEM = -fsanitize=address
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CFLAGS_RELEASE = -DNDEBUG -O3
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LFLAGS_RELEASE =
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CFLAGS_COVERAGE_GCC = -fprofile-arcs -ftest-coverage
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LFLAGS_COVERAGE_GCC = -lgcov
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CFLAGS_COVERAGE_CLANG = -fprofile-instr-generate -fcoverage-mapping
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LFLAGS_COVERAGE_CLANG =
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# NOTE: To support BUILD_MODE=COVERAGE for a new compiler,
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# just define CFLAGS_COVERAGE_xxx and LFLAGS_COVERAGE_xxx,
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# where xxx is the uppercase version of the compiler
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# name (the value of CC).
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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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uppercase = $(shell echo '$1' | tr '[:lower:]' '[:upper:]')
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# Add the flags specific to the build mode.
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ifeq ($(BUILD_MODE),COVERAGE)
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UPPERCASE_CC = $(call uppercase,$(CC))
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CFLAGS += ${CFLAGS_COVERAGE_$(UPPERCASE_CC)}
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LFLAGS += ${LFLAGS_COVERAGE_$(UPPERCASE_CC)}
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else
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CFLAGS += ${CFLAGS_$(BUILD_MODE)}
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LFLAGS += ${LFLAGS_$(BUILD_MODE)}
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endif
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# Add the valgrind flag if requested.
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ifeq ($(USING_VALGRIND),YES)
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CFLAGS += -DUSING_VALGRIND=1
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endif
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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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TST_SRCDIR = $(SRCDIR)/$(TST_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 its
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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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TST_OBJDIR = $(OBJDIR)/$(TST_SUBDIR)
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LIB_NFILES = $(call rwildcard, $(LIB_SRCDIR), *.noja)
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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, $(LIB_CFILES)) \
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$(patsubst $(LIB_SRCDIR)/%.noja, $(LIB_OBJDIR)/%_n.o, $(LIB_NFILES))
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$(info $(LIB_OFILES))
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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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TST_CFILES = $(call rwildcard, $(TST_SRCDIR), *.c)
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TST_HFILES = $(call rwildcard, $(TST_SRCDIR), *.h)
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TST_OFILES = $(patsubst $(TST_SRCDIR)/%.c, $(TST_OBJDIR)/%.o, $(TST_CFILES))
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ALL_CFILES = $(call rwildcard, $(SRCDIR), *.c)
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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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TST = $(OUTDIR)/$(TST_FNAME)
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# ===================== #
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# === Rules =========== #
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# ===================== #
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.PHONY: report install clean all
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all: $(LIB) $(CLI) $(TST)
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embedder: misc/embedder.c
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gcc $< -o $@ -Wall -Wextra
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%_n.c: %.noja embedder
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./embedder $< start_noja $@
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$(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 $@ $(LFLAGS)
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$(TST): $(TST_OFILES) $(LIB)
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gcc $^ -o $@ $(LFLAGS)
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report:
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lcov --capture --directory $(OBJDIR) --output-file $(OBJDIR)/coverage.info
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@ mkdir -p report
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genhtml $(OBJDIR)/coverage.info --output-directory report
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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 -rf $(REPORTDIR)
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rm -f $(LIB)
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rm -f $(CLI)
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rm -f embedder tokens.txt
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