Makefile

   1 # for x86 build
   2 #ARCH = x86
   3 #CC = ncc
   4 #AS = fasm
   5
   6 # for arm build
   7 #ARCH = arm
   8 #CC = ncc
   9 #AS = neatas
  10
  11 # for x86_64 build
  12 ARCH = x64
  13 CC = ncc
  14 AS = fasm
  15
  16 CFLAGS = -O2 -I.
  17
  18 all: start.o libc.a
  19
  20 %.o: %.s
  21         $(AS) $^ >/dev/null
  22 %.o: %.c
  23         $(CC) -c $(CFLAGS) $^
  24
  25 OBJS1 = $(patsubst %.c,%.o,$(wildcard *.c))
  26 OBJS2 = $(patsubst %.s,%.o,$(wildcard $(ARCH)/*.s))
  27
  28 start.o: $(ARCH)/start.o
  29         cp $(ARCH)/start.o .
  30 libc.a: $(OBJS1) $(OBJS2)
  31         $(AR) rcs $@ $(OBJS1) $(OBJS2)
  32
  33 clean:
  34         rm -f *.o *.a x86/*.o arm/*.o x64/*.o