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# Set up the environment to build Skia for ChromeOS.
function exportVar {
NAME=$1
VALUE=$2
echo export $NAME=\"$VALUE\"
export $NAME="$VALUE"
}
SCRIPT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
# Helper function to configure the GYP defines to the appropriate values
# based on the target device.
setup_device() {
# Setup the build variation depending on the target device
TARGET_DEVICE="${SDK_BOARD}"
if [ -z "$TARGET_DEVICE" ]; then
echo "ERROR: No target device specified!"
return 1
fi
DEFINES="OS=linux host_os=linux skia_os=chromeos skia_gpu=0"
case $TARGET_DEVICE in
x86-alex)
DEFINES="${DEFINES} skia_arch_type=x86 skia_arch_width=32"
GENERIC_BOARD_TYPE="x86-generic"
;;
link)
DEFINES="${DEFINES} skia_arch_type=x86 skia_arch_width=64"
GENERIC_BOARD_TYPE="amd64-generic"
;;
daisy)
DEFINES="${DEFINES} skia_arch_type=arm arm_neon=1 armv7=1 arm_thumb=0 skia_arch_width=32"
# TODO(borenet): We have to define skia_warnings_as_errors=0 for the arm
# build, which throws lots of "mangling of va_list has changed" warnings.
DEFINES="${DEFINES} skia_warnings_as_errors=0"
GENERIC_BOARD_TYPE="arm-generic"
;;
*)
echo -n "ERROR: unknown device specified ($TARGET_DEVICE), valid values: "
echo "x86-alex link daisy"
return 1;
;;
esac
echo "The build is targeting the device: $TARGET_DEVICE"
exportVar GENERIC_BOARD_TYPE ${GENERIC_BOARD_TYPE}
exportVar GYP_DEFINES "$DEFINES"
exportVar GYP_GENERATORS "ninja"
exportVar GYP_GENERATOR_FLAGS ""
exportVar SKIA_OUT "out/config/chromeos-${TARGET_DEVICE}"
exportVar builddir_name "."
}
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