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- # SPDX-License-Identifier: GPL-2.0
- gen := arch/$(ARCH)/include/generated
- kapi := $(gen)/asm
- uapi := $(gen)/uapi/asm
- syscall := $(srctree)/$(src)/syscall.tbl
- systbl := $(srctree)/$(src)/syscalltbl
- gen-y := $(kapi)/syscall_table.h
- kapi-hdrs-y := $(kapi)/unistd_nr.h
- uapi-hdrs-y := $(uapi)/unistd_32.h
- uapi-hdrs-y += $(uapi)/unistd_64.h
- targets += $(addprefix ../../../,$(gen-y) $(kapi-hdrs-y) $(uapi-hdrs-y))
- PHONY += kapi uapi
- kapi: $(gen-y) $(kapi-hdrs-y)
- uapi: $(uapi-hdrs-y)
- # Create output directory if not already present
- _dummy := $(shell [ -d '$(uapi)' ] || mkdir -p '$(uapi)') \
- $(shell [ -d '$(kapi)' ] || mkdir -p '$(kapi)')
- define filechk_syshdr
- $(CONFIG_SHELL) '$(systbl)' -H -a $(syshdr_abi_$(basetarget)) -f "$2" < $<
- endef
- define filechk_sysnr
- $(CONFIG_SHELL) '$(systbl)' -N -a $(sysnr_abi_$(basetarget)) < $<
- endef
- define filechk_syscalls
- $(CONFIG_SHELL) '$(systbl)' -S < $<
- endef
- syshdr_abi_unistd_32 := common,32
- $(uapi)/unistd_32.h: $(syscall) FORCE
- $(call filechk,syshdr,$@)
- syshdr_abi_unistd_64 := common,64
- $(uapi)/unistd_64.h: $(syscall) FORCE
- $(call filechk,syshdr,$@)
- $(kapi)/syscall_table.h: $(syscall) FORCE
- $(call filechk,syscalls)
- sysnr_abi_unistd_nr := common,32,64
- $(kapi)/unistd_nr.h: $(syscall) FORCE
- $(call filechk,sysnr)
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