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Makefile
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#
# Makefile for linux.
# If you don't have '-mstring-insns' in your gcc (and nobody but me has :-)
# remove them from the CFLAGS defines.
#
AS86 =as
CC86 =cc
LD86 =ld
AS =as
LD =ld
LDFLAGS =-m elf_i386 -s -x -M
CC =gcc
CFLAGS =-Wall -O0 -m32 -march=i386 -fomit-frame-pointer\
-fstack-protector-explicit -s -fno-pic -g
AFLAGS =--32 -march=i386
CPP =gcc -E -nostdinc -Iinclude
ARCHIVES=kernel/kernel.o mm/mm.o fs/fs.o
LIBS =lib/lib.a
.c.s:
$(CC) $(CFLAGS) \
-nostdinc -Iinclude -S -o $*.s $<
.s.o:
$(AS) $(AFLAGS) \
-c -o $*.o $<
.c.o:
$(CC) $(CFLAGS) \
-nostdinc -Iinclude -c -o $*.o $<
all: Image
Image: boot/boot tools/system
cat boot/boot > Image
cat tools/system >> Image
sync
boot/head.o: boot/head.s
tools/system: boot/head.o init/main.o \
$(ARCHIVES) $(LIBS)
$(LD) -T tools/system.ld boot/head.o init/main.o \
$(ARCHIVES) \
$(LIBS) \
-M -o tools/system.elf > System.map
objcopy -S -O binary tools/system.elf tools/system
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/boot: boot/boot.s tools/system
stat tools/system --format="SYSSIZE = (%s + 15)/16" > tmp.s
cat boot/boot.s >> tmp.s
$(CC) -Wall -m16 -march=i386 -c -o boot/boot.o tmp.s
rm -f tmp.s
$(LD86) -T boot/boot.ld -o boot/boot boot/boot.o
clean:
rm -f Image System.map tmp_make boot/boot core
rm -f init/*.o boot/*.o tools/system
(cd mm;make clean)
(cd fs;make clean)
(cd kernel;make clean)
(cd lib;make clean)
backup: clean
(cd .. ; tar cf - linux | compress16 - > backup.Z)
sync
dep:
sed '/\#\#\# Dependencies/q' < Makefile > tmp_make
(for i in init/*.c;do echo -n "init/";$(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/asm/system.h include/asm/io.h include/stddef.h \
include/stdarg.h include/fcntl.h