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# Copyright 2014 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.
# This file contains common system config stuff for the Android build.
if (is_android) {
declare_args() {
# Absolute directory containing the Android source code.
android_src = ""
# This is set when building the Android WebView inside the Android build
# system, using the 'android' gyp backend. The WebView code is still built
# when this is unset, but builds using the normal chromium build system.
is_android_webview_build = false
}
if (is_android_webview_build) {
assert(android_src != "",
"You must specify android_src for an Android WebView build.")
}
# Host stuff -----------------------------------------------------------------
# Defines the name the Android build gives to the current host CPU
# architecture, which is different than the names GN uses.
if (build_cpu_arch == "x64") {
android_host_arch = "x86_64"
} else if (build_cpu_arch == "x86") {
android_host_arch = "x86"
} else {
assert(false, "Need Android toolchain support for your build CPU arch.")
}
# Defines the name the Android build gives to the current host CPU
# architecture, which is different than the names GN uses.
if (build_os == "linux") {
android_host_os = "linux"
} else {
assert(false, "Need Android toolchain support for your build OS.")
}
# Directories and files ------------------------------------------------------
#
# We define may of the dirs strings here for each output architecture (rather
# than just the current one) since these are needed by the Android toolchain
# file to define toolchains for all possible targets in one pass.
# Path to the Android NDK.
android_ndk_root = "//third_party/android_tools/ndk"
# Subdirectories inside android_ndk_root that contain the sysroot for the
# associated platform.
_android_api_level = 14
x86_android_sysroot_subdir = "platforms/android-${_android_api_level}/arch-x86"
arm_android_sysroot_subdir = "platforms/android-${_android_api_level}/arch-arm"
mips_android_sysroot_subdir = "platforms/android-${_android_api_level}/arch-mips"
# Toolchain root directory for each build. The actual binaries are inside
# a "bin" directory inside of these.
_android_toolchain_version = "4.8"
x86_android_toolchain_root = "$android_ndk_root/toolchains/x86-${_android_toolchain_version}/prebuilt/${android_host_os}-${android_host_arch}"
arm_android_toolchain_root = "$android_ndk_root/toolchains/arm-linux-androideabi-${_android_toolchain_version}/prebuilt/${android_host_os}-${android_host_arch}"
mips_android_toolchain_root = "$android_ndk_root/toolchains/mipsel-linux-android-${_android_toolchain_version}/prebuilt/${android_host_os}-${android_host_arch}"
# Location of libgcc. This is only needed for the current GN toolchain, so we
# only need to define the current one, rather than one for every platform
# like the toolchain roots.
if (cpu_arch == "x86") {
android_libgcc_file =
"$x86_android_toolchain_root/lib/gcc/i686-linux-android/${_android_toolchain_version}/libgcc.a"
} else if (cpu_arch == "arm") {
android_libgcc_file =
"$arm_android_toolchain_root/lib/gcc/arm-linux-androideabi/${_android_toolchain_version}/libgcc.a"
} else if (cpu_arch == "mips") {
android_libgcc_file =
"$mips_android_toolchain_root/lib/gcc/mipsel-linux-android/${_android_toolchain_version}/libgcc.a"
} else {
assert(false, "Need android libgcc support for your target arch.")
}
# stlport stuff --------------------------------------------------------------
use_system_stlport = is_android_webview_build
if (use_system_stlport) {
android_stlport_library = "stlport"
} else if (component_mode == "shared_library") {
android_stlport_library = "stlport_shared"
} else {
android_stlport_library = "stlport_static"
}
# ABI ------------------------------------------------------------------------
if (cpu_arch == "x86") {
android_app_abi = "x86"
} else if (cpu_arch == "arm") {
import("//build/config/arm.gni")
if (arm_version < 7) {
android_app_abi = "armeabi"
} else {
android_app_abi = "armeabi-v7a"
}
} else if (cpu_arch == "mipsel") {
android_app_abi = "mips"
} else {
assert(false, "Unknown Android ABI: " + cpu_arch)
}
} else {
if (!defined(is_android_webview_build)) {
is_android_webview_build = false
}
use_system_stlport = false
}
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