am 72405497: Convert to relative path for CleanSpec.mk

* commit '7240549748fd4e4879009524a6d01a4c26294568':
  Convert to relative path for CleanSpec.mk
This commit is contained in:
Ying Wang
2012-10-11 12:58:27 -07:00
committed by Android Git Automerger

View File

@@ -63,8 +63,27 @@ INTERNAL_CLEAN_BUILD_VERSION := 6
# NEWER CLEAN STEPS MUST BE AT THE END OF THE LIST
# ************************************************
# Get the path of the top of the tree.
# for example:
# /home/bob/master/framework/base => /home/bob/master
# See function gettop in build/envsetup.sh.
define get-top-dir
$(if $(1),$(if $(wildcard $(1)/build/core/envsetup.mk),$(1),$(strip \
$(call get-top-dir,$(patsubst %/,%,$(dir $(1)))))))
endef
ifneq ($(ONE_SHOT_MAKEFILE),)
cs_subdirs := $(dir $(ONE_SHOT_MAKEFILE))
cs_subdirs := $(patsubst %/,%,$(dir $(ONE_SHOT_MAKEFILE)))
abs_cs_subdirs := $(filter /%,$(cs_subdirs))
ifneq ($(abs_cs_subdirs),)
# Convert absolute path to relative path, e.g. when using mm.
abs_top_path := $(call get-top-dir,$(word 1,$(abs_cs_subdirs)))
cs_subdirs := $(filter-out /%,$(cs_subdirs)) \
$(patsubst $(abs_top_path)/%,%,$(abs_cs_subdirs))
abs_top_path :=
abs_cs_subdirs :=
endif
else
cs_subdirs := .
endif