android_setup.sh revision 52f0297aafc1e267fda6e612f168a9fe5bc62784 
1function exportVar {
2  NAME=$1
3  VALUE=$2
4  echo export $NAME=\"$VALUE\"
5  export $NAME="$VALUE"
6}
7
8SCRIPT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
9
10# A valid Android SDK installation is required to build the sample app.
11if [ -z "$ANDROID_SDK_ROOT" ]; then
12  ANDROID_TOOL=$(which android 2>/dev/null)
13  if [ -z "$ANDROID_TOOL" ]; then
14    echo "ERROR: Please define ANDROID_SDK_ROOT in your environment to point"
15    echo "       to a valid Android SDK installation."
16    return 1
17  fi
18  ANDROID_SDK_ROOT=$(cd $(dirname "$ANDROID_TOOL")/.. && pwd)
19  exportVar ANDROID_SDK_ROOT "$ANDROID_SDK_ROOT"
20fi
21
22# ant is required to be installed on your system and in your PATH
23ant -version &> /dev/null
24if [[ "$?" != "0" ]]; then
25  echo "ERROR: Unable to find ant. Please install it before proceeding."
26  exit 1
27fi
28
29# check to see that gclient sync ran successfully
30THIRD_PARTY_EXTERNAL_DIR=${SCRIPT_DIR}/../third_party/externals
31if [ ! -d "$THIRD_PARTY_EXTERNAL_DIR" ]; then
32	echo ""
33	echo "ERROR: Unable to find the required third_party dependencies needed to build."
34	echo "       To fix this add the following line to your .gclient file and run 'gclient sync'"
35	echo "        target_os = ['android']"
36	echo ""
37	exit 1;
38fi
39
40# determine the toolchain that we will be using
41API_LEVEL=14
42
43if [[ -z "$NDK_REV" ]];
44then
45    NDK_REV="8d"
46fi
47
48if [[ -z "$ANDROID_ARCH" ]];
49then
50    ANDROID_ARCH="arm"
51fi
52
53TOOLCHAIN_DIR=${SCRIPT_DIR}/../toolchains
54if [ $(uname) == "Linux" ]; then
55    echo "Using Linux toolchain."
56    TOOLCHAIN_TYPE=ndk-r$NDK_REV-$ANDROID_ARCH-linux_v$API_LEVEL
57elif [ $(uname) == "Darwin" ]; then
58    echo "Using Mac toolchain."
59    TOOLCHAIN_TYPE=ndk-r$NDK_REV-$ANDROID_ARCH-mac_v$API_LEVEL
60else
61    echo "Could not automatically determine toolchain!  Defaulting to Linux."
62    TOOLCHAIN_TYPE=ndk-r$NDK_REV-$ANDROID_ARCH-linux_v$API_LEVEL
63fi
64exportVar ANDROID_TOOLCHAIN ${TOOLCHAIN_DIR}/${TOOLCHAIN_TYPE}/bin
65
66# if the toolchain doesn't exist on your machine then we need to fetch it
67if [ ! -d "$ANDROID_TOOLCHAIN" ]; then
68  # create the toolchain directory if needed
69  if [ ! -d "$TOOLCHAIN_DIR" ]; then
70    mkdir $TOOLCHAIN_DIR
71  fi
72  # enter the toolchain directory then download, unpack, and remove the tarball 
73  pushd $TOOLCHAIN_DIR
74  TARBALL=ndk-r$NDK_REV-v$API_LEVEL.tgz
75  
76  echo "Downloading $TARBALL ..."
77  ${SCRIPT_DIR}/download_toolchains.py http://chromium-skia-gm.commondatastorage.googleapis.com/android-toolchains/$TARBALL $TOOLCHAIN_DIR/$TARBALL
78  if [[ "$?" != "0" ]]; then
79    echo "ERROR: Unable to download toolchain $TARBALL."
80    exit 1
81  fi
82
83  echo "Untarring $TOOLCHAIN_TYPE from $TARBALL."
84  tar -xzf $TARBALL $TOOLCHAIN_TYPE
85  echo "Removing $TARBALL"
86  rm $TARBALL
87  popd
88fi
89
90if [ ! -d "$ANDROID_TOOLCHAIN" ]; then
91  echo "ERROR: unable to download/setup the required toolchain (${TOOLCHAIN_TYPE})"
92  return 1;
93fi
94
95echo "The build is targeting NDK API level $API_LEVEL for use on Android 4.0 (NDK Revision $NDK_REV) and above"
96
97LS="/bin/ls"  # Use directly to avoid any 'ls' alias that might be defined.
98GCC=$($LS $ANDROID_TOOLCHAIN/*-gcc | head -n1)
99if [ -z "$GCC" ]; then
100    echo "ERROR: Could not find Android cross-compiler in: $ANDROID_TOOLCHAIN"
101    return 1
102fi
103
104# Remove the '-gcc' at the end to get the full toolchain prefix
105ANDROID_TOOLCHAIN_PREFIX=${GCC%%-gcc}
106
107exportVar AR "$ANDROID_TOOLCHAIN_PREFIX-ar"
108if [[ -z "$ANDROID_MAKE_CCACHE" ]]; then
109  exportVar CC "$ANDROID_TOOLCHAIN_PREFIX-gcc"
110  exportVar CXX "$ANDROID_TOOLCHAIN_PREFIX-g++"
111  exportVar LINK "$ANDROID_TOOLCHAIN_PREFIX-gcc"
112else
113  exportVar CC "$ANDROID_MAKE_CCACHE $ANDROID_TOOLCHAIN_PREFIX-gcc"
114  exportVar CXX "$ANDROID_MAKE_CCACHE $ANDROID_TOOLCHAIN_PREFIX-g++"
115  exportVar LINK "$ANDROID_MAKE_CCACHE $ANDROID_TOOLCHAIN_PREFIX-gcc"
116fi
117exportVar RANLIB "$ANDROID_TOOLCHAIN_PREFIX-ranlib"
118exportVar OBJCOPY "$ANDROID_TOOLCHAIN_PREFIX-objcopy"
119exportVar STRIP "$ANDROID_TOOLCHAIN_PREFIX-strip"
120
121# Helper function to configure the GYP defines to the appropriate values
122# based on the target device.
123setup_device() {
124  DEFINES="OS=android"
125  DEFINES="${DEFINES} host_os=$(uname -s | sed -e 's/Linux/linux/;s/Darwin/mac/')"
126  DEFINES="${DEFINES} skia_os=android"
127  DEFINES="${DEFINES} android_base=${SCRIPT_DIR}/.."
128  DEFINES="${DEFINES} android_toolchain=${TOOLCHAIN_TYPE}"
129  DEFINES="${DEFINES} skia_shared_lib=1"
130
131  # Setup the build variation depending on the target device
132  TARGET_DEVICE="$1"
133
134  if [ -z "$TARGET_DEVICE" ]; then
135    echo "INFO: no target device type was specified so using the default 'arm_v7'"
136    TARGET_DEVICE="arm_v7"
137  fi
138
139  case $TARGET_DEVICE in
140    nexus_s)
141        DEFINES="${DEFINES} skia_arch_type=arm arm_neon=1 armv7=1 arm_thumb=0"
142        DEFINES="${DEFINES} skia_texture_cache_mb_limit=24"
143        ;;
144    nexus_4 | nexus_7 | nexus_10)
145        DEFINES="${DEFINES} skia_arch_type=arm arm_neon=1 armv7=1 arm_thumb=0"
146        ;;
147    xoom)
148        DEFINES="${DEFINES} skia_arch_type=arm arm_neon=0 armv7=1 arm_thumb=0"
149        ;;
150    galaxy_nexus)
151        DEFINES="${DEFINES} skia_arch_type=arm arm_neon=1 armv7=1 arm_thumb=0"
152        DEFINES="${DEFINES} skia_texture_cache_mb_limit=32"
153        ;;
154    razr_i)
155        DEFINES="${DEFINES} skia_arch_type=x86 skia_arch_width=32"
156        DEFINES="${DEFINES} skia_texture_cache_mb_limit=32"
157        ;;
158    arm_v7)
159        DEFINES="${DEFINES} skia_arch_type=arm arm_neon_optional=1 armv7=1 arm_thumb=0"
160        ;;
161    arm_v7_thumb)
162        DEFINES="${DEFINES} skia_arch_type=arm arm_neon_optional=1 armv7=1 arm_thumb=1"
163        ;;
164    arm)
165        DEFINES="${DEFINES} skia_arch_type=arm arm_neon=0 armv7=0 arm_thumb=0"
166        ;;
167    arm_thumb)
168        DEFINES="${DEFINES} skia_arch_type=arm arm_neon=0 armv7=0 arm_thumb=1"
169        ;;
170    x86)
171        DEFINES="${DEFINES} skia_arch_type=x86 skia_arch_width=32"
172        DEFINES="${DEFINES} skia_texture_cache_mb_limit=32"
173        ;;
174    *)
175        echo -n "ERROR: unknown device specified ($TARGET_DEVICE), valid values: "
176        echo "nexus_[s,4,7,10] xoom galaxy_nexus arm arm_thumb arm_v7 arm_v7_thumb x86"
177        return 1;
178        ;;
179  esac
180
181  echo "The build is targeting the device: $TARGET_DEVICE"
182
183  exportVar GYP_DEFINES "$DEFINES"
184  exportVar SKIA_OUT "out/config/android-${TARGET_DEVICE}"
185}
186
187# Run the setup device command initially as a convenience for the user
188#setup_device
189#echo "** The device has been setup for you by default. If you would like to **"
190#echo "** use a different device then run the setup_device function with the **"
191#echo "** appropriate input.                                                 **"
192
193# Use the "android" flavor of the Makefile generator for both Linux and OS X.
194exportVar GYP_GENERATORS "make-android"
195
196# Helper function so that when we run "make" to build for clank it exports
197# the toolchain variables to make.
198#make_android() {
199#  CC="$CROSS_CC" CXX="$CROSS_CXX" LINK="$CROSS_LINK" \
200#  AR="$CROSS_AR" RANLIB="$CROSS_RANLIB" \
201#    command make $*
202#}
203