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CC ?= gcc
SRCDIR ?= src
GENDIR ?= gen
OBJDIR ?= obj
LIBS = -lm
INCS = -Isrc/ -Igen/ -I.
CFG = -std=gnu11 -fms-extensions -flto
CFLAGS ?= -O3 -D_FORTIFY_SOURCE=2
CFLAGS += -Wall
SOURCES = $(shell find $(SRCDIR) -name "*.c")
DEPS_C = $(OBJS_C:%.o=%.d)
OBJS_C = $(SOURCES:%.c=$(OBJDIR)/%.o)
FFGEN_SOURCES = $(wildcard ffgen/*.c)
FFGEN_DEPS_C = $(FFGEN_OBJS_C:%.o=%.d)
FFGEN_OBJS_C = $(FFGEN_SOURCES:%.c=$(OBJDIR)/%.o)
.DEFAULT_GOAL := opz
print-% : ; @echo $* = $($*)
src/.clang_complete: Makefile
@(for i in $(filter-out -O% -DNDEBUG, $(CFG) $(CPPFLAGS) $(CFLAGS) $(INCS)); do echo "$$i"; done) > $@
opz: $(OBJS_C)
$(CC) $(CFG) $(CPPFLAGS) $(LDFLAGS) $(CFLAGS) -o $@ $(OBJS_C) $(LIBS)
$(OBJDIR)/ffgen/ffgen: $(FFGEN_OBJS_C)
$(CC) $(CFG) $(CPPFLAGS) $(LDFLAGS) $(CFLAGS) -o $@ $^
$(GENDIR)/ffgen/opz.h: $(SRCDIR)/opz.ff $(OBJDIR)/ffgen/ffgen
@mkdir -p $(dir $@)
$(OBJDIR)/ffgen/ffgen <$< >$@
-include $(DEPS_C) $(FFGEN_DEPS_C)
$(OBJDIR)/%.o: %.c
@mkdir -p $(dir $@)
$(CC) $(CFG) $(CPPFLAGS) $(CFLAGS) $(INCS) -MMD -o $@ -c $<
clean:
@rm -rf $(OBJDIR)
@rm -f opz .clang_complete
.PHONY: version
version:
@echo "$(COMPTON_VERSION)"
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