FILES = $(wildcard ./*)
SRCS  = $(filter %.c,$(FILES))
BINS  = $(SRCS:%.c=%.elf)

MUSLFILES = $(wildcard ./musl/*)
MUSLSRCS  = $(filter %.s,$(MUSLFILES))
MUSLOBJS  = $(MUSLSRCS:%.s=%.o)

CFLAGS = -Wall -Werror -pedantic -Wno-unused -std=gnu2y\
		 -O3 -c -g -fno-stack-protector -fno-pie\
		 -fno-semantic-interposition -fno-trapping-math\
		 -march=x86-64 -mprefer-vector-width=128 -mpopcnt -malign-data=compat -malign-stringops

LFLAGS = -Ttext=C475000 -static -nostdlib -no-pie

all: $(BINS)

%.elf: %.o start.o | %.c lib.h $(MUSLOBJS)
	ld -o $@ $(LFLAGS) start.o $< $(MUSLOBJS)

start.o: start.s
	nasm -f elf64 -o $@ $<

%.o: %.c
	gcc-tree -o $@ $(CFLAGS) $<

clean:
	rm -f *.elf *.o