root/Makefile

/* */

ROOTDEV= /dev/hd3

AS86    =as -0 -a
CC86    =cc -0
LD86    =ld -0

AS      =gas
LD      =gld
LDFLAGS =-s -x -M
CC      =gcc
CFLAGS  =-Wall -O -fstrength-reduce -fomit-frame-pointer -fcombine-regs
CPP     =cpp -nostdinc -Iinclude

ARCHIVES=kernel/kernel.o mm/mm.o fs/fs.o
DRIVERS =kernel/blk_drv/blk_drv.a kernel/chr_drv/chr_drv.a
LIBS    =lib/lib.a

.c.s:
        $(CC) $(CFLAGS) \
        -nostdinc -Iinclude -S -o $*.s $<
.s.o:
        $(AS) -c -o $*.o $<
.c.o:
        $(CC) $(CFLAGS) \
        -nostdinc -Iinclude -c -o $*.o $<

all:    Image

Image: boot/bootsect boot/setup tools/system tools/build
        tools/build boot/bootsect boot/setup tools/system $(ROOTDEV) > Image
        sync

tools/build: tools/build.c
        $(CC) $(CFLAGS) \
        -o tools/build tools/build.c
        chmem +65000 tools/build

boot/head.o: boot/head.s

tools/system:   boot/head.o init/main.o \
                $(ARCHIVES) $(DRIVERS) $(LIBS)
        $(LD) $(LDFLAGS) boot/head.o init/main.o \
        $(ARCHIVES) \
        $(DRIVERS) \
        $(LIBS) \
        -o tools/system > System.map

kernel/blk_drv/blk_drv.a:
        (cd kernel/blk_drv; make)

kernel/chr_drv/chr_drv.a:
        (cd kernel/chr_drv; make)

kernel/kernel.o:
        (cd kernel; make)

mm/mm.o:
        (cd mm; make)

fs/fs.o:
        (cd fs; make)

lib/lib.a:
        (cd lib; make)

#boot/setup: boot/setup.s
#       $(AS86) -o boot/setup.o boot/setup.s
#       $(LD86) -s -o boot/setup boot/setup.o

#boot/bootsect: tmp.s
#       $(AS86) -o boot/bootsect.o tmp.s
#       rm -f tmp.s
#       $(LD86) -s -o boot/bootsect boot/bootsect.o

#tmp.s: boot/bootsect.s tools/system
#       (echo -n "SYSSIZE = (";ls -l tools/system | grep system \
#               | cut -c25-31 | tr '\012' ' '; echo "+ 15 ) / 16") > tmp.s
#       cat boot/bootsect.s >> tmp.s

clean:
        rm -f Image System.map tmp_make core
        rm -f init/*.o boot/*.o tools/system tools/build
        (cd mm;make clean)
        (cd fs;make clean)
        (cd kernel;make clean)
        (cd lib;make clean)

backup: clean
        (cd .. ; tar cf - linux | compress16 - > backup.Z)
        sync

dep:
        sed '/\#\#\# Dependencies/q' < Makefile > tmp_make
        (for i in init/*.c;do echo -n "init/";$(CPP) -M $$i;done) >> tmp_make
        cp tmp_make Makefile
        (cd fs; make dep)
        (cd kernel; make dep)
        (cd mm; make dep)

### Dependencies:
init/main.o : init/main.c include/unistd.h include/sys/stat.h \
  include/sys/types.h include/sys/times.h include/sys/utsname.h \
  include/utime.h include/time.h include/linux/tty.h include/termios.h \
  include/linux/sched.h include/linux/head.h include/linux/fs.h \
  include/linux/mm.h include/signal.h include/asm/system.h include/asm/io.h \
  include/stddef.h include/stdarg.h include/fcntl.h 

/* */