# Example makefile which makes a "libccan.a" of everything under ccan/.
# For simple projects you could just do:
#	SRCFILES += $(wildcard ccan/*/*.c)

CFLAGS=-g -O3 -Wall -Wstrict-prototypes -Wold-style-definition -Wmissing-prototypes -Wmissing-declarations -Werror -I. $(DEPGEN)
#CFLAGS=-g -Wall -Wstrict-prototypes -Wold-style-definition -Werror -I. $(DEPGEN)

default: libccan.a

# Automatic dependency generation: makes ccan/*/*.d files.
DEPGEN=-MD
-include ccan/*/*.d

# Every directory with .c files is included.
DIRS=$(filter-out $(foreach d,$(EXCLUDE),ccan/$d), $(patsubst %/, %, $(sort $(dir $(wildcard ccan/*/*.c)))))

# Generate everyone's separate Makefiles.
-include $(foreach dir, $(DIRS), $(dir)-Makefile)

ccan/%-Makefile:
	@echo $@: $(wildcard ccan/$*/*.[ch]) ccan/$*/_info > $@
	@echo ccan/$*.o: $(patsubst %.c, %.o, $(wildcard ccan/$*/*.c)) >> $@

# We compile all the ccan/foo/*.o files together into ccan/foo.o
OBJFILES=$(DIRS:=.o)

# We create all the .o files and link them together.
$(OBJFILES): %.o:
	$(LD) -r -o $@ $^

libccan.a: $(OBJFILES)
	$(AR) r $@ $(OBJFILES)
