blob: 55910a66e15ace2fa95bf60599b6e7fe2ba47358 [file] [log] [blame] [edit]
#!/bin/bash
# Copyright (c) 2012 The Chromium Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
# Defines functions for envsetup.sh which sets up environment for building
# Chromium on Android. The build can be either use the Android NDK/SDK or
# android source tree. Each has a unique init function which calls functions
# prefixed with "common_" that is common for both environment setups.
################################################################################
# Check to make sure the toolchain exists for the NDK version.
################################################################################
common_check_toolchain() {
if [[ ! -d "${ANDROID_TOOLCHAIN}" ]]; then
echo "Can not find Android toolchain in ${ANDROID_TOOLCHAIN}." >& 2
echo "The NDK version might be wrong." >& 2
return 1
fi
}
################################################################################
# Exports environment variables common to both sdk and non-sdk build (e.g. PATH)
# based on CHROME_SRC and ANDROID_TOOLCHAIN, along with DEFINES for GYP_DEFINES.
################################################################################
common_vars_defines() {
# Set toolchain path according to product architecture.
toolchain_arch="arm-linux-androideabi"
if [[ "${TARGET_PRODUCT}" =~ .*x86.* ]]; then
toolchain_arch="x86"
fi
toolchain_version="4.6"
toolchain_target=$(basename \
${ANDROID_NDK_ROOT}/toolchains/${toolchain_arch}-${toolchain_version})
toolchain_path="${ANDROID_NDK_ROOT}/toolchains/${toolchain_target}"\
"/prebuilt/${toolchain_dir}/bin/"
# Set only if not already set.
# Don't override ANDROID_TOOLCHAIN if set by Android configuration env.
export ANDROID_TOOLCHAIN=${ANDROID_TOOLCHAIN:-${toolchain_path}}
common_check_toolchain
# Add Android SDK/NDK tools to system path.
export PATH=$PATH:${ANDROID_NDK_ROOT}
export PATH=$PATH:${ANDROID_SDK_ROOT}/tools
export PATH=$PATH:${ANDROID_SDK_ROOT}/platform-tools
# This must be set before ANDROID_TOOLCHAIN, so that clang could find the
# gold linker.
# TODO(michaelbai): Remove this path once the gold linker become the default
# linker.
export PATH=$PATH:${CHROME_SRC}/build/android/${toolchain_arch}-gold
# Must have tools like arm-linux-androideabi-gcc on the path for ninja
export PATH=$PATH:${ANDROID_TOOLCHAIN}
# Add Chromium Android development scripts to system path.
# Must be after CHROME_SRC is set.
export PATH=$PATH:${CHROME_SRC}/build/android
# TODO(beverloo): Remove these once all consumers updated to --strip-binary.
export OBJCOPY=$(echo ${ANDROID_TOOLCHAIN}/*-objcopy)
export STRIP=$(echo ${ANDROID_TOOLCHAIN}/*-strip)
# The set of GYP_DEFINES to pass to gyp. Use 'readlink -e' on directories
# to canonicalize them (remove double '/', remove trailing '/', etc).
DEFINES="OS=android"
DEFINES+=" host_os=${host_os}"
if [[ -n "$CHROME_ANDROID_OFFICIAL_BUILD" ]]; then
DEFINES+=" branding=Chrome"
DEFINES+=" buildtype=Official"
# These defines are used by various chrome build scripts to tag the binary's
# version string as 'official' in linux builds (e.g. in
# chrome/trunk/src/chrome/tools/build/version.py).
export OFFICIAL_BUILD=1
export CHROMIUM_BUILD="_google_chrome"
export CHROME_BUILD_TYPE="_official"
# Used by chrome_version_info_posix.cc to display the channel name.
# Valid values: "unstable", "stable", "dev", "beta".
export CHROME_VERSION_EXTRA="beta"
fi
# The order file specifies the order of symbols in the .text section of the
# shared library, libchromeview.so. The file is an order list of section
# names and the library is linked with option
# --section-ordering-file=<orderfile>. The order file is updated by profiling
# startup after compiling with the order_profiling=1 GYP_DEFINES flag.
ORDER_DEFINES="order_text_section=${CHROME_SRC}/orderfiles/orderfile.out"
# The following defines will affect ARM code generation of both C/C++ compiler
# and V8 mksnapshot.
case "${TARGET_PRODUCT}" in
"passion"|"soju"|"sojua"|"sojus"|"yakju"|"mysid"|"nakasi")
DEFINES+=" arm_neon=1 armv7=1 arm_thumb=1"
DEFINES+=" ${ORDER_DEFINES}"
TARGET_ARCH="arm"
;;
"trygon"|"tervigon")
DEFINES+=" arm_neon=0 armv7=1 arm_thumb=1 arm_fpu=vfpv3-d16"
DEFINES+=" ${ORDER_DEFINES}"
TARGET_ARCH="arm"
;;
"full")
DEFINES+=" arm_neon=0 armv7=0 arm_thumb=1 arm_fpu=vfp"
TARGET_ARCH="arm"
;;
*x86*)
# TODO(tedbo): The ia32 build fails on ffmpeg, so we disable it here.
DEFINES+=" use_libffmpeg=0"
host_arch=$(uname -m | sed -e \
's/i.86/ia32/;s/x86_64/x64/;s/amd64/x64/;s/arm.*/arm/;s/i86pc/ia32/')
DEFINES+=" host_arch=${host_arch}"
TARGET_ARCH="x86"
;;
*)
echo "TARGET_PRODUCT: ${TARGET_PRODUCT} is not supported." >& 2
return 1
esac
case "${TARGET_ARCH}" in
"arm")
DEFINES+=" target_arch=arm"
;;
"x86")
DEFINES+=" target_arch=ia32"
;;
*)
echo "TARGET_ARCH: ${TARGET_ARCH} is not supported." >& 2
return 1
esac
DEFINES+=" android_gdbserver=${ANDROID_NDK_ROOT}/prebuilt/\
android-${TARGET_ARCH}/gdbserver/gdbserver"
}
################################################################################
# Exports common GYP variables based on variable DEFINES and CHROME_SRC.
################################################################################
common_gyp_vars() {
export GYP_DEFINES="${DEFINES}"
# Set GYP_GENERATORS to make-android if it's currently unset or null.
export GYP_GENERATORS="${GYP_GENERATORS:-make-android}"
# Use our All target as the default
export GYP_GENERATOR_FLAGS="${GYP_GENERATOR_FLAGS} default_target=All"
# We want to use our version of "all" targets.
export CHROMIUM_GYP_FILE="${CHROME_SRC}/build/all_android.gyp"
}
################################################################################
# Initializes environment variables for NDK/SDK build. Only Android NDK Revision
# 7 on Linux or Mac is offically supported. To run this script, the system
# environment ANDROID_NDK_ROOT must be set to Android NDK's root path. The
# ANDROID_SDK_ROOT only needs to be set to override the default SDK which is in
# the tree under $ROOT/src/third_party/android_tools/sdk.
# TODO(navabi): Add NDK to $ROOT/src/third_party/android_tools/ndk.
# To build Chromium for Android with NDK/SDK follow the steps below:
# > export ANDROID_NDK_ROOT=<android ndk root>
# > export ANDROID_SDK_ROOT=<android sdk root> # to override the default sdk
# > . build/android/envsetup.sh --sdk
# > make
################################################################################
sdk_build_init() {
# If ANDROID_NDK_ROOT is set when envsetup is run, use the ndk pointed to by
# the environment variable. Otherwise, use the default ndk from the tree.
if [[ -z "${ANDROID_NDK_ROOT}" || ! -d "${ANDROID_NDK_ROOT}" ]]; then
export ANDROID_NDK_ROOT="${CHROME_SRC}/third_party/android_tools/ndk/"
fi
# If ANDROID_SDK_ROOT is set when envsetup is run, and if it has the
# right SDK-compatible directory layout, use the sdk pointed to by the
# environment variable. Otherwise, use the default sdk from the tree.
local sdk_suffix=platforms/android-${ANDROID_SDK_VERSION}
if [[ -z "${ANDROID_SDK_ROOT}" || \
! -d "${ANDROID_SDK_ROOT}/${sdk_suffix}" ]]; then
export ANDROID_SDK_ROOT="${CHROME_SRC}/third_party/android_tools/sdk/"
fi
# Makes sure ANDROID_BUILD_TOP is unset if build has option --sdk
unset ANDROID_BUILD_TOP
# Set default target.
export TARGET_PRODUCT="${TARGET_PRODUCT:-trygon}"
# Unset toolchain so that it can be set based on TARGET_PRODUCT.
# This makes it easy to switch between architectures.
unset ANDROID_TOOLCHAIN
common_vars_defines
DEFINES+=" sdk_build=1"
# If we are building NDK/SDK, and in the upstream (open source) tree,
# define a special variable for bringup purposes.
case "${ANDROID_BUILD_TOP-undefined}" in
"undefined")
DEFINES+=" android_upstream_bringup=1"
;;
esac
# Sets android specific directories to NOT_SDK_COMPLIANT. This will allow
# android_gyp to generate make files, but will cause errors when (and only
# when) building targets that depend on these directories.
DEFINES+=" android_src='NOT_SDK_COMPLIANT'"
DEFINES+=" android_product_out=${CHROME_SRC}/out/android"
DEFINES+=" android_lib='NOT_SDK_COMPLIANT'"
DEFINES+=" android_static_lib='NOT_SDK_COMPLIANT'"
DEFINES+=" android_sdk=${ANDROID_SDK_ROOT}/${sdk_suffix}"
DEFINES+=" android_sdk_root=${ANDROID_SDK_ROOT}"
DEFINES+=" android_sdk_tools=${ANDROID_SDK_ROOT}/platform-tools"
DEFINES+=" android_sdk_version=${ANDROID_SDK_VERSION}"
DEFINES+=" android_toolchain=${ANDROID_TOOLCHAIN}"
common_gyp_vars
if [[ -n "$CHROME_ANDROID_BUILD_WEBVIEW" ]]; then
# Can not build WebView with NDK/SDK because it needs the Android build
# system and build inside an Android source tree.
echo "Can not build WebView with NDK/SDK. Requires android source tree." \
>& 2
echo "Try . build/android/envsetup.sh instead." >& 2
return 1
fi
}
################################################################################
# Initializes environment variables for build with android source. This expects
# android environment to be set up along with lunch. To build:
# > . build/envsetup.sh
# > lunch <lunch-type>
# > . build/android/envsetup.sh
# > make
#############################################################################
non_sdk_build_init() {
# We export "TOP" here so that "mmm" can be run to build Java code without
# having to cd to $ANDROID_BUILD_TOP.
export TOP="$ANDROID_BUILD_TOP"
# Set "ANDROID_NDK_ROOT" as checked-in version, if it was not set.
if [[ "${ANDROID_NDK_ROOT}" || ! -d "$ANDROID_NDK_ROOT" ]] ; then
export ANDROID_NDK_ROOT="${CHROME_SRC}/third_party/android_tools/ndk/"
fi
if [[ ! -d "${ANDROID_NDK_ROOT}" ]] ; then
echo "Can not find Android NDK root ${ANDROID_NDK_ROOT}." >& 2
return 1
fi
# We export "ANDROID_SDK_ROOT" for building Java source with the SDK.
export ANDROID_SDK_ROOT=${ANDROID_BUILD_TOP}/prebuilts/sdk/\
${ANDROID_SDK_VERSION}
# Needed by android antfiles when creating apks.
export ANDROID_SDK_HOME=${ANDROID_SDK_ROOT}
# Unset ANDROID_TOOLCHAIN, so it could be set to checked-in 64-bit toolchain.
# in common_vars_defines
unset ANDROID_TOOLCHAIN
common_vars_defines
DEFINES+=" sdk_build=0"
DEFINES+=" android_product_out=${ANDROID_PRODUCT_OUT}"
if [[ -n "$CHROME_ANDROID_BUILD_WEBVIEW" ]]; then
webview_build_init
return
fi
# The non-SDK build currently requires the SDK path to build the framework
# Java aidl files. TODO(steveblock): Investigate avoiding this requirement.
DEFINES+=" android_sdk=${ANDROID_SDK_ROOT}"
DEFINES+=" android_sdk_root=${ANDROID_SDK_ROOT}"
DEFINES+=" android_sdk_tools=${ANDROID_SDK_ROOT}/../tools/linux"
DEFINES+=" android_sdk_version=${ANDROID_SDK_VERSION}"
DEFINES+=" android_toolchain=${ANDROID_TOOLCHAIN}"
common_gyp_vars
}
################################################################################
# To build WebView, we use the Android build system and build inside an Android
# source tree. This method is called from non_sdk_build_init() and adds to the
# settings specified there.
#############################################################################
webview_build_init() {
# We need to supply SDK paths relative to the top of the Android tree to make
# sure the generated Android makefiles are portable, as they will be checked
# into the Android tree.
ANDROID_SDK=$(python -c \
"import os.path; print os.path.relpath('${ANDROID_SDK_ROOT}', '${TOP}')")
ANDROID_SDK_TOOLS=$(python -c \
"import os.path; \
print os.path.relpath('${ANDROID_SDK_ROOT}/../tools/linux', \
'${TOP}')")
DEFINES+=" android_build_type=1"
DEFINES+=" android_upstream_bringup=1"
DEFINES+=" android_sdk=\$(GYP_ABS_ANDROID_TOP_DIR)/${ANDROID_SDK}"
DEFINES+=" android_sdk_root=${ANDROID_SDK_ROOT}"
DEFINES+=" android_sdk_tools=\$(GYP_ABS_ANDROID_TOP_DIR)/${ANDROID_SDK_TOOLS}"
DEFINES+=" android_sdk_version=${ANDROID_SDK_VERSION}"
DEFINES+=" android_toolchain=${ANDROID_TOOLCHAIN}"
export GYP_DEFINES="${DEFINES}"
export GYP_GENERATORS="android"
export GYP_GENERATOR_FLAGS="${GYP_GENERATOR_FLAGS} default_target=All"
export GYP_GENERATOR_FLAGS="${GYP_GENERATOR_FLAGS} limit_to_target_all=1"
export GYP_GENERATOR_FLAGS="${GYP_GENERATOR_FLAGS} auto_regeneration=0"
# TODO(torne): This isn't upstream yet. Upstream it or remove this setting.
export CHROMIUM_GYP_FILE="${CHROME_SRC}/build/all_android_webview.gyp"
}