1 files changed, 73 insertions, 0 deletions
diff --git a/scripts/Makefile.clean b/scripts/Makefile.clean
new file mode 100644
index 000000000..d9e0ceace
--- /dev/null
+++ b/scripts/Makefile.clean
@@ -0,0 +1,73 @@
+# SPDX-License-Identifier: GPL-2.0
+# ==========================================================================
+# Cleaning up
+# ==========================================================================
+
+src := $(obj)
+
+PHONY := __clean
+__clean:
+
+include scripts/Kbuild.include
+
+# The filename Kbuild has precedence over Makefile
+kbuild-dir := $(if $(filter /%,$(src)),$(src),$(srctree)/$(src))
+include $(if $(wildcard $(kbuild-dir)/Kbuild), $(kbuild-dir)/Kbuild, $(kbuild-dir)/Makefile)
+
+# 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-)
+
+# deprecated
+__clean-files	+= $(always) $(hostprogs-y) $(hostprogs-m) $(hostprogs-)
+
+__clean-files   := $(filter-out $(no-clean-files), $(__clean-files))
+
+# clean-files is given relative to the current directory, unless it
+# starts with $(objtree)/ (which means "./", so do not add "./" unless
+# you want to delete a file from the toplevel object directory).
+
+__clean-files   := $(wildcard                                               \
+		   $(addprefix $(obj)/, $(filter-out $(objtree)/%, $(__clean-files))) \
+		   $(filter $(objtree)/%, $(__clean-files)))
+
+# ==========================================================================
+
+quiet_cmd_clean = CLEAN   $(obj)
+      cmd_clean = rm -rf $(__clean-files)
+
+__clean: $(subdir-ymn)
+ifneq ($(strip $(__clean-files)),)
+	$(call cmd,clean)
+endif
+	@:
+
+
+# ===========================================================================
+# Generic stuff
+# ===========================================================================
+
+# Descending
+# ---------------------------------------------------------------------------
+
+PHONY += $(subdir-ymn)
+$(subdir-ymn):
+	$(Q)$(MAKE) $(clean)=$@
+
+.PHONY: $(PHONY)