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The LXR Cross Referencer for SOS

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Differences between /Makefile (Article 3) and /Makefile (Article 5)


001 CC=gcc                                            001 CC=gcc
002 CFLAGS  = -Wall -nostdlib -nostdinc -ffreestan    002 CFLAGS  = -Wall -nostdlib -nostdinc -ffreestanding -DKERNEL_SOS
003 LDFLAGS = --warn-common                           003 LDFLAGS = --warn-common
004 OBJECTS = bootstrap/multiboot.o                   004 OBJECTS = bootstrap/multiboot.o                                 \
005           hwcore/idt.o hwcore/gdt.o               005           hwcore/idt.o hwcore/gdt.o                             \
006           hwcore/exception.o hwcore/exception_    006           hwcore/exception.o hwcore/exception_wrappers.o        \
007           hwcore/irq.o hwcore/irq_wrappers.o h    007           hwcore/irq.o hwcore/irq_wrappers.o hwcore/i8259.o     \
                                                   >> 008           hwcore/paging.o                                       \
008           hwcore/i8254.o drivers/x86_videomem.    009           hwcore/i8254.o drivers/x86_videomem.o drivers/bochs.o \
                                                   >> 010           sos/kmem_vmm.o sos/kmem_slab.o sos/kmalloc.o          \
009           sos/physmem.o sos/klibc.o sos/main.o    011           sos/physmem.o sos/klibc.o sos/main.o
010                                                   012 
011 KERNEL_OBJ   = sos.elf                            013 KERNEL_OBJ   = sos.elf
012 MULTIBOOT_IMAGE = fd.img                          014 MULTIBOOT_IMAGE = fd.img
013 PWD := $(shell pwd)                               015 PWD := $(shell pwd)
014                                                   016 
015 # Main target                                     017 # Main target
016 all: $(MULTIBOOT_IMAGE)                           018 all: $(MULTIBOOT_IMAGE)
017                                                   019 
018 $(MULTIBOOT_IMAGE): $(KERNEL_OBJ)                 020 $(MULTIBOOT_IMAGE): $(KERNEL_OBJ)
019         ./support/build_image.sh $@ $<            021         ./support/build_image.sh $@ $<
020                                                   022 
021 $(KERNEL_OBJ): $(OBJECTS) ./support/sos.lds       023 $(KERNEL_OBJ): $(OBJECTS) ./support/sos.lds
022         $(LD) $(LDFLAGS) -T ./support/sos.lds     024         $(LD) $(LDFLAGS) -T ./support/sos.lds -o $@ $(OBJECTS)
023         -nm -C $@ | cut -d ' ' -f 1,3 > sos.ma    025         -nm -C $@ | cut -d ' ' -f 1,3 > sos.map
024                                                   026 
025 -include .mkvars                                  027 -include .mkvars
026                                                   028 
027 # Create objects from C source code               029 # Create objects from C source code
028 %.o: %.c                                          030 %.o: %.c
029         $(CC) -I$(PWD) -c $< $(CFLAGS) -o $@      031         $(CC) -I$(PWD) -c $< $(CFLAGS) -o $@
030                                                   032 
031 # Create objects from assembler (.S) source co    033 # Create objects from assembler (.S) source code
032 %.o: %.S                                          034 %.o: %.S
033         $(CC) -I$(PWD) -c $< $(CFLAGS) -DASM_S    035         $(CC) -I$(PWD) -c $< $(CFLAGS) -DASM_SOURCE=1 -o $@
034                                                   036 
035 # Clean directory                                 037 # Clean directory
036 clean:                                            038 clean:
037         $(RM) *.img *.o mtoolsrc *~ menu.txt *    039         $(RM) *.img *.o mtoolsrc *~ menu.txt *.img *.elf *.bin *.map
038         $(RM) *.log *.out bochs*                  040         $(RM) *.log *.out bochs*
039         $(RM) bootstrap/*.o bootstrap/*~          041         $(RM) bootstrap/*.o bootstrap/*~
040         $(RM) drivers/*.o drivers/*~              042         $(RM) drivers/*.o drivers/*~
041         $(RM) hwcore/*.o hwcore/*~                043         $(RM) hwcore/*.o hwcore/*~
042         $(RM) sos/*.o sos/*~                      044         $(RM) sos/*.o sos/*~
043         $(RM) support/*~                          045         $(RM) support/*~
044         $(RM) extra/*~                            046         $(RM) extra/*~
                                                      

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