Android.mk

   1 # Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 # Use of this source code is governed by a BSD-style license that can be
   3 # found in the LICENSE file.
   4
   5 # This Android makefile is used to build WebView in the Android build system.
   6 # gyp autogenerates most of the real makefiles, which we include below.
   7
   8 LOCAL_PATH := $(call my-dir)
   9 CHROMIUM_DIR := $(LOCAL_PATH)
  10
  11 # We default to release for the Android build system. Developers working on
  12 # WebView code can build with "make GYP_CONFIGURATION=Debug".
  13 GYP_CONFIGURATION := Release
  14
  15 # If the product is using a prebuilt libwebviewchromium then we need to skip
  16 # including most of the makefiles to avoid duplicate target definitions. Some
  17 # targets are still needed, so list their makefiles explicitly.
  18 ifeq ($(PRODUCT_PREBUILT_WEBVIEWCHROMIUM),yes)
  19 GYP_MAKEFILE_STEMS := \
  20         $(addprefix $(CHROMIUM_DIR)/v8/tools/gyp/, \
  21                 generate_trig_table.host \
  22                 js2c.host \
  23                 mksnapshot.host \
  24                 v8_base.host \
  25                 v8_libbase.host \
  26                 v8_nosnapshot.host \
  27                 v8_base.target \
  28                 v8_libbase.target \
  29                 v8_snapshot.target \
  30         ) \
  31         $(addprefix $(CHROMIUM_DIR)/third_party/icu/, \
  32                 icudata.host \
  33                 icui18n.host \
  34                 icuuc.host \
  35                 icui18n.target \
  36                 icuuc.target \
  37                 system_icu.target \
  38         )
  39 else
  40 # Not using a prebuilt; include the manually-written makefile that builds all
  41 # the WebView java code, and use the main autogenerated makefile.
  42 include $(CHROMIUM_DIR)/android_webview/Android.mk
  43 GYP_MAKEFILE_STEMS := $(CHROMIUM_DIR)/GypAndroid
  44 endif
  45
  46 # If the gyp-generated makefile exists for the current host OS and primary
  47 # target architecture, we need to include it. If it doesn't exist then just do
  48 # nothing, since we may not have finished bringing up this architecture yet.
  49 ifneq (,$(wildcard $(CHROMIUM_DIR)/GypAndroid.$(HOST_OS)-$(TARGET_ARCH).mk))
  50
  51 # We set GYP_VAR_PREFIX to the empty string to indicate that we are building for
  52 # the primary target architecture.
  53 GYP_VAR_PREFIX :=
  54
  55 # If the host is declared as being 64-bit, set the host multilib variables
  56 # appropriately to ensure that the host targets are the same "bitness" as the
  57 # primary target, which is required by V8.
  58 ifeq ($(HOST_IS_64_BIT),true)
  59 ifeq ($(TARGET_IS_64_BIT),true)
  60 GYP_HOST_VAR_PREFIX :=
  61 GYP_HOST_MULTILIB := 64
  62 else  # Target is 32-bit.
  63 GYP_HOST_VAR_PREFIX := $(HOST_2ND_ARCH_VAR_PREFIX)
  64 GYP_HOST_MULTILIB := 32
  65 endif
  66 endif
  67
  68 # Include the appropriate version of each of the makefiles.
  69 include $(addsuffix .$(HOST_OS)-$(TARGET_ARCH).mk,$(GYP_MAKEFILE_STEMS))
  70
  71 endif  # End primary architecture handling.
  72
  73 # Do the same check for the secondary architecture; if this doesn't exist then
  74 # the current target platform probably doesn't have a secondary architecture and
  75 # we can just do nothing.
  76 ifneq (,$(wildcard $(CHROMIUM_DIR)/GypAndroid.$(HOST_OS)-$(TARGET_2ND_ARCH).mk))
  77
  78 # We set GYP_VAR_PREFIX to $(TARGET_2ND_ARCH_VAR_PREFIX) to indicate that we are
  79 # building for the secondary target architecture.
  80 GYP_VAR_PREFIX := $(TARGET_2ND_ARCH_VAR_PREFIX)
  81
  82 # If the host is declared as being 64-bit, set the host multilib variables
  83 # appropriately to ensure that the host targets are the same "bitness" as the
  84 # secondary target, which is required by V8.
  85 ifeq ($(HOST_IS_64_BIT),true)
  86 ifeq ($(2ND_TARGET_IS_64_BIT),true)
  87 GYP_HOST_VAR_PREFIX :=
  88 GYP_HOST_MULTILIB := 64
  89 else  # Second target is 32-bit.
  90 GYP_HOST_VAR_PREFIX := $(HOST_2ND_ARCH_VAR_PREFIX)
  91 GYP_HOST_MULTILIB := 32
  92 endif
  93 endif
  94
  95 # Include the appropriate version of each of the makefiles.
  96 include $(addsuffix .$(HOST_OS)-$(TARGET_2ND_ARCH).mk,$(GYP_MAKEFILE_STEMS))
  97
  98 endif  # End secondary architecture handling.