flatcar-scripts/build_library/build_common.sh
Michael Marineau 1ea1e8ba9b cleanup(common): Remove rarely used pv_cat_cmd
Its single use is in build_common and even then having a little progress
bar for copying images isn't that interesting, they just get lost in the
noise of the emerge output. Keep it simple, use cp.
2013-07-26 22:40:59 -04:00

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# Copyright (c) 2011 The Chromium OS Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
# Common library file to be sourced by build_image,
# mod_image_for_test.sh, and mod_image_for_recovery.sh. This
# file ensures that library source files needed by all the scripts
# are included once, and also takes care of certain bookeeping tasks
# common to all the scripts.
# SCRIPT_ROOT must be set prior to sourcing this file
. "${SCRIPT_ROOT}/common.sh" || exit 1
# All scripts using this file must be run inside the chroot.
restart_in_chroot_if_needed "$@"
INSTALLER_ROOT=/usr/lib/installer
. "${INSTALLER_ROOT}/chromeos-common.sh" || exit 1
locate_gpt
should_build_image() {
# Fast pass back if we should build all incremental images.
local image_name
local image_to_build
for image_name in "$@"; do
for image_to_build in ${IMAGES_TO_BUILD}; do
[ "${image_to_build}" = "${image_name}" ] && return 0
done
done
return 1
}
# Utility function for creating a copy of an image prior to
# modification from the BUILD_DIR:
# $1: source filename
# $2: destination filename
copy_image() {
local src="${BUILD_DIR}/$1"
local dst="${BUILD_DIR}/$2"
if should_build_image $1; then
echo "Creating $2 from $1..."
cp "${src}" "${dst}" || die "Cannot copy $1 to $2"
else
mv "${src}" "${dst}" || die "Cannot move $1 to $2"
fi
}