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Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061626364# SPDX-License-Identifier: GPL-2.0# ==========================================================================# Cleaning up# ==========================================================================
src := $(srcroot)/$(obj)
PHONY := __clean__clean:
include $(srctree)/scripts/Kbuild.includeinclude $(kbuild-file)
# Figure out what we need to build from the various variables# ==========================================================================
subdir-ymn := $(sort $(subdir-y) $(subdir-m) $(subdir-) \ $(patsubst %/,%, $(filter %/, $(obj-y) $(obj-m) $(obj-))))
# Add subdir path
subdir-ymn := $(addprefix $(obj)/,$(subdir-ymn))
# build a list of files to remove, usually relative to the current# directory
__clean-files := \ $(clean-files) $(targets) $(hostprogs) $(userprogs) \ $(extra-y) $(extra-m) $(extra-) \ $(always-y) $(always-m) $(always-) \ $(hostprogs-always-y) $(hostprogs-always-m) $(hostprogs-always-) \ $(userprogs-always-y) $(userprogs-always-m) $(userprogs-always-)
__clean-files := $(filter-out $(no-clean-files), $(__clean-files))
__clean-files := $(wildcard $(addprefix $(obj)/, $(__clean-files)))
# ==========================================================================
# To make this rule robust against "Argument list too long" error,# remove $(obj)/ prefix, and restore it by a shell command.quiet_cmd_clean = CLEAN $(obj) cmd_clean = printf '$(obj)/%s ' $(patsubst $(obj)/%,%,$(__clean-files)) | xargs rm -rf
__clean: $(subdir-ymn)ifneq ($(strip $(__clean-files)),) $(call cmd,clean)endif @:
# ===========================================================================# Generic stuff# ===========================================================================
# Descending# ---------------------------------------------------------------------------
PHONY += $(subdir-ymn)$(subdir-ymn): $(Q)$(MAKE) $(clean)=$@
.PHONY: $(PHONY)