# 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)

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

# Every directory with .c files is included.
DIRS=$(patsubst %/, %, $(sort $(dir $(wildcard ccan/*/*.c))))

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

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

# Dependencies are autogenerated in the .d files.
# We create all the .o files and link them together.
$(OBJFILES): %.o:
	cd $* && $(CC) -I../.. $(CFLAGS) -c *.c && cd ../.. && $(LD) -r -o $@ `echo $*/*.c ' ' | sed 's/\.c /.o /g'`