product.mk revision 4f1ab92aac00a73276793ed25af669d112618a32 
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#
18# Functions for including AndroidProducts.mk files
19#
20
21#
22# Returns the list of all AndroidProducts.mk files.
23# $(call ) isn't necessary.
24#
25define _find-android-products-files
26$(shell test -d device && find device -maxdepth 6 -name AndroidProducts.mk) \
27  $(shell test -d vendor && find vendor -maxdepth 6 -name AndroidProducts.mk) \
28  $(SRC_TARGET_DIR)/product/AndroidProducts.mk
29endef
30
31#
32# Returns the sorted concatenation of PRODUCT_MAKEFILES
33# variables set in the given AndroidProducts.mk files.
34# $(1): the list of AndroidProducts.mk files.
35#
36define get-product-makefiles
37$(sort \
38  $(foreach f,$(1), \
39    $(eval PRODUCT_MAKEFILES :=) \
40    $(eval LOCAL_DIR := $(patsubst %/,%,$(dir $(f)))) \
41    $(eval include $(f)) \
42    $(PRODUCT_MAKEFILES) \
43   ) \
44  $(eval PRODUCT_MAKEFILES :=) \
45  $(eval LOCAL_DIR :=) \
46 )
47endef
48
49#
50# Returns the sorted concatenation of all PRODUCT_MAKEFILES
51# variables set in all AndroidProducts.mk files.
52# $(call ) isn't necessary.
53#
54define get-all-product-makefiles
55$(call get-product-makefiles,$(_find-android-products-files))
56endef
57
58#
59# Functions for including product makefiles
60#
61
62_product_var_list := \
63    PRODUCT_NAME \
64    PRODUCT_MODEL \
65    PRODUCT_LOCALES \
66    PRODUCT_AAPT_CONFIG \
67    PRODUCT_PACKAGES \
68    PRODUCT_DEVICE \
69    PRODUCT_MANUFACTURER \
70    PRODUCT_BRAND \
71    PRODUCT_PROPERTY_OVERRIDES \
72    PRODUCT_CHARACTERISTICS \
73    PRODUCT_COPY_FILES \
74    PRODUCT_OTA_PUBLIC_KEYS \
75    PRODUCT_PACKAGE_OVERLAYS \
76    DEVICE_PACKAGE_OVERLAYS \
77    PRODUCT_CONTRIBUTORS_FILE \
78    PRODUCT_TAGS \
79    PRODUCT_SDK_ADDON_NAME \
80    PRODUCT_SDK_ADDON_COPY_FILES \
81    PRODUCT_SDK_ADDON_COPY_MODULES \
82    PRODUCT_SDK_ADDON_DOC_MODULE \
83    PRODUCT_DEFAULT_WIFI_CHANNELS
84
85define dump-product
86$(info ==== $(1) ====)\
87$(foreach v,$(_product_var_list),\
88$(info PRODUCTS.$(1).$(v) := $(PRODUCTS.$(1).$(v))))\
89$(info --------)
90endef
91
92define dump-products
93$(foreach p,$(PRODUCTS),$(call dump-product,$(p)))
94endef
95
96#
97# $(1): product to inherit
98#
99# Does three things:
100#  1. Inherits all of the variables from $1.
101#  2. Records the inheritance in the .INHERITS_FROM variable
102#  3. Records that we've visited this node, in ALL_PRODUCTS
103#
104define inherit-product
105  $(foreach v,$(_product_var_list), \
106      $(eval $(v) := $($(v)) $(INHERIT_TAG)$(strip $(1)))) \
107  $(eval inherit_var := \
108      PRODUCTS.$(strip $(word 1,$(_include_stack))).INHERITS_FROM) \
109  $(eval $(inherit_var) := $(sort $($(inherit_var)) $(strip $(1)))) \
110  $(eval inherit_var:=) \
111  $(eval ALL_PRODUCTS := $(sort $(ALL_PRODUCTS) $(word 1,$(_include_stack))))
112endef
113
114
115#
116# Do inherit-product only if $(1) exists
117#
118define inherit-product-if-exists
119  $(if $(wildcard $(1)),$(call inherit-product,$(1)),)
120endef
121
122#
123# $(1): product makefile list
124#
125#TODO: check to make sure that products have all the necessary vars defined
126define import-products
127$(call import-nodes,PRODUCTS,$(1),$(_product_var_list))
128endef
129
130
131#
132# Does various consistency checks on all of the known products.
133# Takes no parameters, so $(call ) is not necessary.
134#
135define check-all-products
136$(if ,, \
137  $(eval _cap_names :=) \
138  $(foreach p,$(PRODUCTS), \
139    $(eval pn := $(strip $(PRODUCTS.$(p).PRODUCT_NAME))) \
140    $(if $(pn),,$(error $(p): PRODUCT_NAME must be defined.)) \
141    $(if $(filter $(pn),$(_cap_names)), \
142      $(error $(p): PRODUCT_NAME must be unique; "$(pn)" already used by $(strip \
143          $(foreach \
144            pp,$(PRODUCTS),
145              $(if $(filter $(pn),$(PRODUCTS.$(pp).PRODUCT_NAME)), \
146                $(pp) \
147               ))) \
148       ) \
149     ) \
150    $(eval _cap_names += $(pn)) \
151    $(if $(call is-c-identifier,$(pn)),, \
152      $(error $(p): PRODUCT_NAME must be a valid C identifier, not "$(pn)") \
153     ) \
154    $(eval pb := $(strip $(PRODUCTS.$(p).PRODUCT_BRAND))) \
155    $(if $(pb),,$(error $(p): PRODUCT_BRAND must be defined.)) \
156    $(foreach cf,$(strip $(PRODUCTS.$(p).PRODUCT_COPY_FILES)), \
157      $(if $(filter 2,$(words $(subst :,$(space),$(cf)))),, \
158        $(error $(p): malformed COPY_FILE "$(cf)") \
159       ) \
160     ) \
161   ) \
162)
163endef
164
165
166#
167# Returns the product makefile path for the product with the provided name
168#
169# $(1): short product name like "generic"
170#
171define _resolve-short-product-name
172  $(eval pn := $(strip $(1)))
173  $(eval p := \
174      $(foreach p,$(PRODUCTS), \
175          $(if $(filter $(pn),$(PRODUCTS.$(p).PRODUCT_NAME)), \
176            $(p) \
177       )) \
178   )
179  $(eval p := $(sort $(p)))
180  $(if $(filter 1,$(words $(p))), \
181    $(p), \
182    $(if $(filter 0,$(words $(p))), \
183      $(error No matches for product "$(pn)"), \
184      $(error Product "$(pn)" ambiguous: matches $(p)) \
185    ) \
186  )
187endef
188define resolve-short-product-name
189$(strip $(call _resolve-short-product-name,$(1)))
190endef
191
192
193_product_stash_var_list := $(_product_var_list) \
194	TARGET_ARCH \
195	TARGET_ARCH_VARIANT \
196	TARGET_BOARD_PLATFORM \
197	TARGET_BOARD_PLATFORM_GPU \
198	TARGET_BOOTLOADER_BOARD_NAME \
199	TARGET_COMPRESS_MODULE_SYMBOLS \
200	TARGET_NO_BOOTLOADER \
201	TARGET_NO_KERNEL \
202	TARGET_NO_RECOVERY \
203	TARGET_NO_RADIOIMAGE \
204	TARGET_HARDWARE_3D \
205	TARGET_PROVIDES_INIT_RC \
206	TARGET_CPU_ABI \
207	TARGET_CPU_ABI2 \
208	TARGET_CPU_SMP \
209
210
211_product_stash_var_list += \
212	BOARD_WPA_SUPPLICANT_DRIVER \
213	BOARD_WLAN_DEVICE \
214	BOARD_USES_GENERIC_AUDIO \
215	BOARD_KERNEL_CMDLINE \
216	BOARD_KERNEL_BASE \
217	BOARD_HAVE_BLUETOOTH \
218	BOARD_HAVE_BLUETOOTH_BCM \
219	BOARD_VENDOR_QCOM_AMSS_VERSION \
220	BOARD_VENDOR_USE_AKMD \
221	BOARD_EGL_CFG \
222	BOARD_BOOTIMAGE_PARTITION_SIZE \
223	BOARD_RECOVERYIMAGE_PARTITION_SIZE \
224	BOARD_SYSTEMIMAGE_PARTITION_SIZE \
225	BOARD_USERDATAIMAGE_PARTITION_SIZE \
226	BOARD_FLASH_BLOCK_SIZE \
227	BOARD_SYSTEMIMAGE_PARTITION_SIZE \
228	BOARD_VENDOR_QCOM_GPS_LOC_API_HARDWARE \
229	BOARD_VENDOR_QCOM_GPS_LOC_API_AMSS_VERSION \
230	BOARD_INSTALLER_CMDLINE \
231
232
233#
234# Stash vaues of the variables in _product_stash_var_list.
235# $(1): Renamed prefix
236#
237define stash-product-vars
238$(foreach v,$(_product_stash_var_list), \
239        $(eval $(strip $(1))_$(call rot13,$(v)):=$$($$(v))) \
240 )
241endef
242
243#
244# Assert that the the variable stashed by stash-product-vars remains untouched.
245# $(1): The prefix as supplied to stash-product-vars
246#
247define assert-product-vars
248$(strip \
249  $(eval changed_variables:=)
250  $(foreach v,$(_product_stash_var_list), \
251    $(if $(call streq,$($(v)),$($(strip $(1))_$(call rot13,$(v)))),, \
252        $(eval $(warning $(v) has been modified: $($(v)))) \
253        $(eval $(warning previous value: $($(strip $(1))_$(call rot13,$(v))))) \
254        $(eval changed_variables := $(changed_variables) $(v))) \
255   ) \
256  $(if $(changed_variables),\
257    $(eval $(error The following variables have been changed: $(changed_variables))),)
258)
259endef
260