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automatic handling of assembler object files in Makefile

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This commit is contained in:
Dale Weiler 2015-05-20 14:55:33 -04:00
parent 117225b626
commit d5ef1d194e
1 changed files with 9 additions and 6 deletions
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15
Makefile
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@ -29,7 +29,7 @@ CFLAGS += -DKERNEL_GIT_TAG=`util/make-version`
YASM = yasm
# All of the core parts of the kernel are built directly.
KERNEL_OBJS = $(filter-out kernel/symbols.o,$(patsubst %.S,%.o,$(wildcard kernel/*/*.S)))
KERNEL_OBJS = $(patsubst %.c,%.o,$(wildcard kernel/*.c))
KERNEL_OBJS += $(patsubst %.c,%.o,$(wildcard kernel/*/*.c))
KERNEL_OBJS += $(patsubst %.c,%.o,$(wildcard kernel/*/*/*.c))
@ -164,20 +164,23 @@ test: system
toolchain:
@cd toolchain; ./toolchain-build.sh
ASM_OBJS = kernel/boot.o kernel/gdt.o kernel/idt.o kernel/irq.o kernel/isr.o kernel/task.o kernel/tss.o kernel/user.o
# boot.omust be first
KERNEL_ASMOBJS = kernel/boot.o
KERNEL_ASMOBJS += $(filter-out kernel/boot.o kernel/symbols.o,$(patsubst %.S,%.o,$(wildcard kernel/*.S)))
################
# Kernel #
################
toaruos-kernel: ${ASM_OBJS} kernel/link.ld kernel/main.o kernel/symbols.o ${KERNEL_OBJS}
toaruos-kernel: ${KERNEL_ASMOBJS} ${KERNEL_OBJS} kernel/symbols.o
@${BEG} "CC" "$<"
@${CC} -T kernel/link.ld ${CFLAGS} -nostdlib -o toaruos-kernel kernel/*.o ${KERNEL_OBJS} -lgcc ${ERRORS}
@${CC} -T kernel/link.ld ${CFLAGS} -nostdlib -o toaruos-kernel ${KERNEL_ASMOBJS} ${KERNEL_OBJS} kernel/symbols.o -lgcc ${ERRORS}
@${END} "CC" "$<"
@${INFO} "--" "Kernel is ready!"
kernel/symbols.o: ${KERNEL_OBJS} util/generate_symbols.py
kernel/symbols.o: ${KERNEL_ASMOBJS} ${KERNEL_OBJS} util/generate_symbols.py
@-rm -f kernel/symbols.o
@${BEG} "NM" "Generating symbol list..."
@${CC} -T kernel/link.ld ${CFLAGS} -nostdlib -o toaruos-kernel kernel/*.o ${KERNEL_OBJS} -lgcc ${ERRORS}
@${CC} -T kernel/link.ld ${CFLAGS} -nostdlib -o toaruos-kernel ${KERNEL_ASMOBJS} ${KERNEL_OBJS} -lgcc ${ERRORS}
@${NM} toaruos-kernel -g | python2 util/generate_symbols.py > kernel/symbols.S
@${END} "NM" "Generated symbol list."
@${BEG} "AS" "kernel/symbols.S"