64 строки
1.9 KiB
Makefile
64 строки
1.9 KiB
Makefile
# SPDX-License-Identifier: GPL-2.0
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# ==========================================================================
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# Cleaning up
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# ==========================================================================
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src := $(obj)
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PHONY := __clean
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__clean:
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include $(srctree)/scripts/Kbuild.include
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include $(kbuild-file)
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# Figure out what we need to build from the various variables
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# ==========================================================================
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subdir-ymn := $(sort $(subdir-y) $(subdir-m) $(subdir-) \
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$(patsubst %/,%, $(filter %/, $(obj-y) $(obj-m) $(obj-))))
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# Add subdir path
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subdir-ymn := $(addprefix $(obj)/,$(subdir-ymn))
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# build a list of files to remove, usually relative to the current
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# directory
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__clean-files := \
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$(clean-files) $(targets) $(hostprogs) $(userprogs) \
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$(extra-y) $(extra-m) $(extra-) \
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$(always-y) $(always-m) $(always-) \
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$(hostprogs-always-y) $(hostprogs-always-m) $(hostprogs-always-) \
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$(userprogs-always-y) $(userprogs-always-m) $(userprogs-always-)
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__clean-files := $(filter-out $(no-clean-files), $(__clean-files))
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__clean-files := $(wildcard $(addprefix $(obj)/, $(__clean-files)))
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# ==========================================================================
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# To make this rule robust against "Argument list too long" error,
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# remove $(obj)/ prefix, and restore it by a shell command.
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quiet_cmd_clean = CLEAN $(obj)
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cmd_clean = printf '$(obj)/%s ' $(patsubst $(obj)/%,%,$(__clean-files)) | xargs rm -rf
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__clean: $(subdir-ymn)
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ifneq ($(strip $(__clean-files)),)
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$(call cmd,clean)
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endif
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@:
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# ===========================================================================
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# Generic stuff
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# ===========================================================================
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# Descending
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# ---------------------------------------------------------------------------
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PHONY += $(subdir-ymn)
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$(subdir-ymn):
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$(Q)$(MAKE) $(clean)=$@
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.PHONY: $(PHONY)
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