1#
2# Copyright (C) 2007 The Android Open Source Project
3#
4# Licensed under the Apache License, Version 2.0 (the "License");
5# you may not use this file except in compliance with the License.
6# You may obtain a copy of the License at
7#
8#      http://www.apache.org/licenses/LICENSE-2.0
9#
10# Unless required by applicable law or agreed to in writing, software
11# distributed under the License is distributed on an "AS IS" BASIS,
12# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13# See the License for the specific language governing permissions and
14# limitations under the License.
15#
16
17# When specifying "dist", the user has asked that we copy the important
18# files from this build into DIST_DIR.
19
20# list of all goals that depend on any dist files
21_all_dist_goals :=
22# pairs of goal:distfile
23_all_dist_goal_output_pairs :=
24# pairs of srcfile:distfile
25_all_dist_src_dst_pairs :=
26
27# Other parts of the system should use this function to associate
28# certain files with certain goals.  When those goals are built
29# and "dist" is specified, the marked files will be copied to DIST_DIR.
30#
31# $(1): a list of goals  (e.g. droid, sdk, pdk, ndk). These must be PHONY
32# $(2): the dist files to add to those goals.  If the file contains ':',
33#       the text following the colon is the name that the file is copied
34#       to under the dist directory.  Subdirs are ok, and will be created
35#       at copy time if necessary.
36define dist-for-goals
37$(if $(strip $(2)), \
38  $(eval _all_dist_goals += $$(1))) \
39$(foreach file,$(2), \
40  $(eval src := $(call word-colon,1,$(file))) \
41  $(eval dst := $(call word-colon,2,$(file))) \
42  $(if $(dst),,$(eval dst := $$(notdir $$(src)))) \
43  $(eval _all_dist_src_dst_pairs += $$(src):$$(dst)) \
44  $(foreach goal,$(1), \
45    $(eval _all_dist_goal_output_pairs += $$(goal):$$(dst))))
46endef
47
48#------------------------------------------------------------------
49# To be used at the end of the build to collect all the uses of
50# dist-for-goals, and write them into a file for the packaging step to use.
51
52# $(1): The file to write
53define dist-write-file
54$(strip \
55  $(KATI_obsolete_var dist-for-goals,Cannot be used after dist-write-file) \
56  $(foreach goal,$(sort $(_all_dist_goals)), \
57    $(eval $$(goal): _dist_$$(goal))) \
58  $(shell mkdir -p $(dir $(1))) \
59  $(file >$(1).tmp, \
60    DIST_GOAL_OUTPUT_PAIRS := $(sort $(_all_dist_goal_output_pairs)) \
61    $(newline)DIST_SRC_DST_PAIRS := $(sort $(_all_dist_src_dst_pairs))) \
62  $(shell if ! cmp -s $(1).tmp $(1); then \
63            mv $(1).tmp $(1); \
64          else \
65            rm $(1).tmp; \
66          fi))
67endef
68
69.KATI_READONLY := dist-for-goals dist-write-file
70