blob: 50ea94bca41524af7480bf70bec1857317080cae [file] [log] [blame] [edit]
# Copyright (c) 2017 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.
# Originally from v8, included in our repository as the ICU third party
# import depends on it for building.
# This header file defines the "host_byteorder" variable.
# Not that this is currently used only for building v8.
# The chromium code generally assumes little-endianness.
declare_args() {
host_byteorder = "undefined"
}
# Detect host byteorder
# ppc64 can be either BE or LE
if (host_cpu == "ppc64") {
if (current_os == "aix") {
host_byteorder = "big"
} else {
# Only use the script when absolutely necessary
host_byteorder =
exec_script("//build/config/get_host_byteorder.py", [], "trim string")
}
} else if (host_cpu == "ppc" || host_cpu == "s390" || host_cpu == "s390x" ||
host_cpu == "mips" || host_cpu == "mips64") {
host_byteorder = "big"
} else {
host_byteorder = "little"
}