1# Set up the environment to build Skia for ChromeOS.
2###############################################################################
3# Copyright 2015 Google Inc.
4#
5# Use of this source code is governed by a BSD-style license that can be
6# found in the LICENSE file.
7###############################################################################
8
9function exportVar {
10  NAME=$1
11  VALUE=$2
12  echo export $NAME=\"$VALUE\"
13  export $NAME="$VALUE"
14}
15
16SCRIPT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
17
18# Helper function to configure the GYP defines to the appropriate values
19# based on the target device.
20setup_device() {
21  # Setup the build variation depending on the target device
22  TARGET_DEVICE="${SDK_BOARD}"
23
24  if [ -z "$TARGET_DEVICE" ]; then
25    echo "ERROR: No target device specified!"
26    return 1
27  fi
28
29  DEFINES="OS=linux host_os=linux skia_os=chromeos skia_gpu=0"
30
31  case $TARGET_DEVICE in
32    link)
33        DEFINES="${DEFINES} skia_arch_type=x86_64"
34        GENERIC_BOARD_TYPE="amd64-generic"
35        ;;
36    daisy)
37        DEFINES="${DEFINES} skia_arch_type=arm arm_version=7 arm_neon=1"
38        # TODO(borenet): We have to define skia_warnings_as_errors=0 for the arm
39        # build, which throws lots of "mangling of va_list has changed" warnings.
40        DEFINES="${DEFINES} skia_warnings_as_errors=0"
41        GENERIC_BOARD_TYPE="arm-generic"
42        ;;
43    *)
44        echo -n "ERROR: unknown device specified ($TARGET_DEVICE), valid values: "
45        echo "x86-alex link daisy"
46        return 1;
47        ;;
48  esac
49
50  echo "The build is targeting the device: $TARGET_DEVICE"
51
52  exportVar GENERIC_BOARD_TYPE ${GENERIC_BOARD_TYPE}
53  exportVar GYP_DEFINES "$DEFINES"
54  exportVar GYP_GENERATORS "ninja"
55  exportVar GYP_GENERATOR_FLAGS ""
56  SKIA_OUT=${SKIA_OUT:-out}
57  exportVar SKIA_OUT "${SKIA_OUT}/config/chromeos-${TARGET_DEVICE}"
58  exportVar builddir_name "."
59}
60