product_config.mk revision b6c1cf6de79035f58b512f4400db458c8401379a 
1#
2# Copyright (C) 2008 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# ---------------------------------------------------------------
18# Generic functions
19# TODO: Move these to definitions.make once we're able to include
20# definitions.make before config.make.
21
22###########################################################
23## Return non-empty if $(1) is a C identifier; i.e., if it
24## matches /^[a-zA-Z_][a-zA-Z0-9_]*$/.  We do this by first
25## making sure that it isn't empty and doesn't start with
26## a digit, then by removing each valid character.  If the
27## final result is empty, then it was a valid C identifier.
28##
29## $(1): word to check
30###########################################################
31
32_ici_digits := 0 1 2 3 4 5 6 7 8 9
33_ici_alphaunderscore := \
34    a b c d e f g h i j k l m n o p q r s t u v w x y z \
35    A B C D E F G H I J K L M N O P Q R S T U V W X Y Z _
36define is-c-identifier
37$(strip \
38  $(if $(1), \
39    $(if $(filter $(addsuffix %,$(_ici_digits)),$(1)), \
40     , \
41      $(eval w := $(1)) \
42      $(foreach c,$(_ici_digits) $(_ici_alphaunderscore), \
43        $(eval w := $(subst $(c),,$(w))) \
44       ) \
45      $(if $(w),,TRUE) \
46      $(eval w :=) \
47     ) \
48   ) \
49 )
50endef
51
52
53# ---------------------------------------------------------------
54# if TARGET_PRODUCT isn't set, fall back to the hardware- and
55# vendor-agnostic "generic" product.
56#
57ifeq ($(strip $(TARGET_PRODUCT)),)
58TARGET_PRODUCT := generic
59endif
60
61
62# ---------------------------------------------------------------
63# Provide "PRODUCT-<prodname>-<goal>" targets, which lets you build
64# a particular configuration without needing to set up the environment.
65#
66product_goals := $(strip $(filter PRODUCT-%,$(MAKECMDGOALS)))
67ifdef product_goals
68  # Scrape the product and build names out of the goal,
69  # which should be of the form PRODUCT-<productname>-<buildname>.
70  #
71  ifneq ($(words $(product_goals)),1)
72    $(error Only one PRODUCT-* goal may be specified; saw "$(product_goals)")
73  endif
74  goal_name := $(product_goals)
75  product_goals := $(patsubst PRODUCT-%,%,$(product_goals))
76  product_goals := $(subst -, ,$(product_goals))
77  ifneq ($(words $(product_goals)),2)
78    $(error Bad PRODUCT-* goal "$(goal_name)")
79  endif
80  product_name := $(word 1,$(product_goals))
81  product_build := $(word 2,$(product_goals))
82  ifeq ($(product_build),eng)
83    product_build := droid
84  endif
85
86  # Hack to make the linux build servers use dexpreopt.
87  # OSX is still a little flaky.  Most engineers don't use this
88  # type of target ("make PRODUCT-blah-user"), so this should
89  # only tend to happen when using buildbot.
90  # TODO: remove this and fix the matching lines in //device/Makefile
91  # once dexpreopt works better on OSX.
92  ifeq ($(product_build),user)
93    WITH_DEXPREOPT_buildbot := true
94  endif
95
96  # Replace the PRODUCT-* goal with the build goal that it refers to.
97  # Note that this will ensure that it appears in the same relative
98  # position, in case it matters.
99  #
100  # Note that modifying this will not affect the goals that make will
101  # attempt to build, but it's important because we inspect this value
102  # in certain situations (like for "make user").
103  #
104  MAKECMDGOALS := $(patsubst $(goal_name),$(product_build),$(MAKECMDGOALS))
105
106  # Keep track of the requested product.
107  REQUESTED_PRODUCT := $(product_name)
108
109  # Define a rule for the PRODUCT-* goal, and make it depend on the
110  # patched-up command-line goals as well as any other goals that we
111  # want to force.
112  #
113.PHONY: $(goal_name)
114$(goal_name): $(MAKECMDGOALS)
115
116else
117  # Use the value set in the environment or buildspec.mk.
118  #
119  REQUESTED_PRODUCT := $(TARGET_PRODUCT)
120endif
121
122# ---------------------------------------------------------------
123# Make the SDK build against generic by default.
124ifneq (,$(filter sdk,$(MAKECMDGOALS)))
125  ifeq (,$(strip $(REQUESTED_PRODUCT)))
126    REQUESTED_PRODUCT := generic
127  endif
128endif
129
130# ---------------------------------------------------------------
131# Make the PDK build against generic by default.
132ifneq (,$(filter pdk,$(MAKECMDGOALS)))
133  ifeq (,$(strip $(REQUESTED_PRODUCT)))
134    REQUESTED_PRODUCT := generic
135  endif
136endif
137
138
139# ---------------------------------------------------------------
140# Include the product definitions.
141# We need to do this to translate TARGET_PRODUCT into its
142# underlying TARGET_DEVICE before we start defining any rules.
143#
144include $(BUILD_SYSTEM)/node_fns.mk
145include $(BUILD_SYSTEM)/product.mk
146include $(BUILD_SYSTEM)/device.mk
147
148# Read in all of the product definitions specified by the AndroidProducts.mk
149# files in the tree.
150#
151#TODO: when we start allowing direct pointers to product files,
152#    guarantee that they're in this list.
153$(call import-products, $(get-all-product-makefiles))
154$(check-all-products)
155#$(dump-products)
156#$(error done)
157
158# Convert a short name like "sooner" into the path to the product
159# file defining that product.
160#
161INTERNAL_PRODUCT := $(call resolve-short-product-name, $(REQUESTED_PRODUCT))
162#$(error REQUESTED_PRODUCT $(REQUESTED_PRODUCT) --> $(INTERNAL_PRODUCT))
163
164# Convert from the real product (which represents everything about a
165# build) to the old product (which represents a board/device/sku).
166#
167# Use "override" in case make was invoked like "make TARGET_PRODUCT=xyz"
168# TODO: get rid of the old meaning of "product" in favor of
169# device/board.
170#
171override TARGET_PRODUCT := $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_DEVICE)
172
173# Figure out which resoure configuration options to use for this
174# product.
175PRODUCT_LOCALES := $(strip $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_LOCALES))
176# TODO: also keep track of things like "port", "land" in product files.
177
178# Assemble the list of options.
179PRODUCT_AAPT_CONFIG := $(PRODUCT_LOCALES)
180
181# Convert spaces to commas.
182comma := ,
183PRODUCT_AAPT_CONFIG := \
184	$(subst $(space),$(comma),$(strip $(PRODUCT_AAPT_CONFIG)))
185
186PRODUCT_BRAND := $(strip $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_BRAND))
187
188PRODUCT_MODEL := $(strip $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_MODEL))
189ifndef PRODUCT_MODEL
190  PRODUCT_MODEL := $(strip $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_NAME)) 
191endif
192
193PRODUCT_MANUFACTURER := \
194	$(strip $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_MANUFACTURER))
195ifndef PRODUCT_MANUFACTURER
196  PRODUCT_MANUFACTURER := unknown
197endif
198
199# A list of words like <source path>:<destination path>.  The file at
200# the source path should be copied to the destination path when building
201# this product.  <destination path> is relative to $(PRODUCT_OUT), so
202# it should look like, e.g., "system/etc/file.xml".  The rules
203# for these copy steps are defined in config/Makefile.
204PRODUCT_COPY_FILES := \
205	$(strip $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_COPY_FILES))
206
207# A list of property assignments, like "key = value", with zero or more
208# whitespace characters on either side of the '='.
209PRODUCT_PROPERTY_OVERRIDES := \
210	$(strip $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_PROPERTY_OVERRIDES))
211
212# Add the product-defined properties to the build properties.
213ADDITIONAL_BUILD_PROPERTIES := \
214	$(ADDITIONAL_BUILD_PROPERTIES) \
215	$(PRODUCT_PROPERTY_OVERRIDES)
216
217# Get the list of OTA public keys for the product.
218OTA_PUBLIC_KEYS := \
219	$(sort \
220	    $(OTA_PUBLIC_KEYS) \
221	    $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_OTA_PUBLIC_KEYS) \
222	 )
223
224# HACK: Not all products define OTA keys yet, and the -user build
225# will fail if no keys are defined.
226# TODO: Let a product opt out of needing OTA keys, and stop defaulting to
227#       the test key as soon as possible.
228ifeq (,$(strip $(OTA_PUBLIC_KEYS)))
229  $(warning WARNING: adding test OTA key)
230  OTA_PUBLIC_KEYS := $(SRC_TARGET_DIR)/product/security/testkey.x509.pem
231endif
232
233# ---------------------------------------------------------------
234# Force the simulator to be the simulator, and make BUILD_TYPE
235# default to debug.
236ifeq ($(TARGET_PRODUCT),sim)
237  TARGET_SIMULATOR := true
238  ifeq (,$(strip $(TARGET_BUILD_TYPE)))
239    TARGET_BUILD_TYPE := debug
240  endif
241  # dexpreopt doesn't work when building the simulator
242  DISABLE_DEXPREOPT := true
243endif
244