diff options
Diffstat (limited to 'scripts/Makefile.clean')
| -rw-r--r-- | scripts/Makefile.clean | 77 |
1 files changed, 18 insertions, 59 deletions
diff --git a/scripts/Makefile.clean b/scripts/Makefile.clean index 686cb0d31c7c..6ead00ec7313 100644 --- a/scripts/Makefile.clean +++ b/scripts/Makefile.clean @@ -1,37 +1,21 @@ +# SPDX-License-Identifier: GPL-2.0 # ========================================================================== # Cleaning up # ========================================================================== -src := $(obj) +src := $(srcroot)/$(obj) PHONY := __clean __clean: -# Shorthand for $(Q)$(MAKE) scripts/Makefile.clean obj=dir -# Usage: -# $(Q)$(MAKE) $(clean)=dir -clean := -f $(if $(KBUILD_SRC),$(srctree)/)scripts/Makefile.clean obj - -# 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) +include $(srctree)/scripts/Kbuild.include +include $(kbuild-file) # Figure out what we need to build from the various variables # ========================================================================== -__subdir-y := $(patsubst %/,%,$(filter %/, $(obj-y))) -subdir-y += $(__subdir-y) -__subdir-m := $(patsubst %/,%,$(filter %/, $(obj-m))) -subdir-m += $(__subdir-m) -__subdir-n := $(patsubst %/,%,$(filter %/, $(obj-n))) -subdir-n += $(__subdir-n) -__subdir- := $(patsubst %/,%,$(filter %/, $(obj-))) -subdir- += $(__subdir-) - -# Subdirectories we need to descend into - -subdir-ym := $(sort $(subdir-y) $(subdir-m)) -subdir-ymn := $(sort $(subdir-ym) $(subdir-n) $(subdir-)) +subdir-ymn := $(sort $(subdir-y) $(subdir-m) $(subdir-) \ + $(patsubst %/,%, $(filter %/, $(obj-y) $(obj-m) $(obj-)))) # Add subdir path @@ -40,44 +24,27 @@ subdir-ymn := $(addprefix $(obj)/,$(subdir-ymn)) # build a list of files to remove, usually relative to the current # directory -__clean-files := $(extra-y) $(always) \ - $(targets) $(clean-files) \ - $(host-progs) \ - $(hostprogs-y) $(hostprogs-m) $(hostprogs-) +__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)) -# as clean-files is given relative to the current directory, this adds -# a $(obj) prefix, except for absolute paths - -__clean-files := $(wildcard \ - $(addprefix $(obj)/, $(filter-out /%, $(__clean-files))) \ - $(filter /%, $(__clean-files))) - -# as clean-dirs is given relative to the current directory, this adds -# a $(obj) prefix, except for absolute paths - -__clean-dirs := $(wildcard \ - $(addprefix $(obj)/, $(filter-out /%, $(clean-dirs))) \ - $(filter /%, $(clean-dirs))) +__clean-files := $(wildcard $(addprefix $(obj)/, $(__clean-files))) # ========================================================================== -quiet_cmd_clean = CLEAN $(obj) - cmd_clean = rm -f $(__clean-files) -quiet_cmd_cleandir = CLEAN $(__clean-dirs) - cmd_cleandir = rm -rf $(__clean-dirs) - +# 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 -ifneq ($(strip $(__clean-dirs)),) - +$(call cmd,cleandir) -endif -ifneq ($(strip $(clean-rule)),) - +$(clean-rule) + $(call cmd,clean) endif @: @@ -93,12 +60,4 @@ PHONY += $(subdir-ymn) $(subdir-ymn): $(Q)$(MAKE) $(clean)=$@ -# If quiet is set, only print short version of command - -cmd = @$(if $($(quiet)cmd_$(1)),echo ' $($(quiet)cmd_$(1))' &&) $(cmd_$(1)) - - -# Declare the contents of the .PHONY variable as phony. We keep that -# information in a variable se we can use it in if_changed and friends. - .PHONY: $(PHONY) |