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###############################################################################
# Copyright (c) 2011 Linaro
# All rights reserved. This program and the accompanying materials
# are made available under the terms of the Eclipse Public License v1.0
# which accompanies this distribution, and is available at
# http://www.eclipse.org/legal/epl-v10.html
###############################################################################

set -o errtrace

if [ ! -n "$SOURCE_OVERLAY" ]; 
then
    echo "ERROR: Missing SOURCE_OVERLAY in the configuration."
    exit 1
fi

if [ "$SOURCE_OVERLAY_OPTIONAL" == "1" -o -n "$SOURCE_OVERLAY_OPTIONAL" ]; then
    echo "ERROR: SOURCE_OVERLAY_OPTIONAL should not be set in official build configuration."
    echo "       It is meant to be set only in local build scripts to bypass overlays."
    exit 1
fi

source "${BUILD_SCRIPT_ROOT}"/helpers

trap infrastructure_error ERR

if [ -n "$BUILD_COPYCAT" ]; then

    download_another_build "$BUILD_COPYCAT"

else

    if [ -n "$REPO_SEED_URL" ]; then
        repo-sync-from-seed "${1}"
    else
        repo-sync-from-mirror "${1}"
    fi

    if [ -n "$POST_CHECKOUT_HOOK" ]; then
    #    if echo "$POST_CHECKOUT_HOOK" | grep -F / >/dev/null; then
    #        echo "Invalid POST_CHECKOUT_HOOK: $POST_CHECKOUT_HOOK"
    #        exit 1
    #    fi
        $BUILD_SCRIPT_ROOT/$POST_CHECKOUT_HOOK
    fi

    trap - ERR
    . build/envsetup.sh
    trap infrastructure_error ERR

    # We evaluate the configuration again because envsetup.sh might well
    # have stomped on some of the values in it.

    set -a
    eval $CONFIGURATION
    set +a

    export JAVA_HOME=/usr/lib/jvm/java-6-sun-1.6.0.22/
    export ANDROID_JAVA_HOME=$JAVA_HOME

    MAKE_TARGETS="${MAKE_TARGETS-boottarball systemtarball userdatatarball}"
    calc_make_jobs

    if test -n "$TOOLCHAIN_URL"; then
        wget -nv --no-check-certificate $TOOLCHAIN_URL
        toolchain_filename=`echo $TOOLCHAIN_URL | sed -e 's/.*\/\([^/]*\)$/\1/'`
        mkdir toolchain
        tar -C toolchain --strip-components 1 -xf $toolchain_filename
        if test -z "$TOOLCHAIN_TRIPLET"; then
                # Android 2.x usually needs to be built with arm-eabi,
                # Android 4.x usually needs to be built with arm-linux-androideabi...
                if echo $MANIFEST_BRANCH |grep -qE 'android.2\.3'; then
                        p=`find $PWD/toolchain/bin/arm-eabi-gcc 2>/dev/null |head -n1`
                else
                        p=`find $PWD/toolchain/bin/arm-linux-androideabi-gcc 2>/dev/null |head -n1`
                fi
                [ -z "$p" ] && p=`find $PWD/toolchain/bin/*-gcc |head -n1`
        else
                p=`find $PWD/toolchain/bin/$TOOLCHAIN_TRIPLET-gcc |head -n1`
        fi
        export TARGET_TOOLS_PREFIX=`echo $p | sed -e 's/-gcc$/-/'`
    fi

    if [ "$TOOLCHAIN_FINGERPRINT" != "0" -a -n "$toolchain_filename" ]; then
        mkdir -p fingerprints
        cp $toolchain_filename fingerprints/
    fi

    if test -z "$TARGET_ARCH_VARIANT"; then
        TARGET_ARCH_VARIANT=armv7-a-neon
    fi
    if test -z "$WITH_HOST_DALVIK"; then
        WITH_HOST_DALVIK=false
    fi

    SHOWCOMMANDS=
    if test -z "$QUIET" || test "$QUIET" = "0"; then
        SHOWCOMMANDS=showcommands
    fi

    if [ -n "$SOURCE_OVERLAY" ]; then
        unpack_overlays "$SOURCE_OVERLAY"
    fi

    if [ -n "$EXTERNAL_TARBALL" ]; then
        unpack_external_tarball "$EXTERNAL_TARBALL"
    fi

    if [ -x "${TARGET_TOOLS_PREFIX}gcc" ]; then
        ${TARGET_TOOLS_PREFIX}gcc -v
    fi

    if [ -z "$MAKE" ]; then
        MAKE=make
    fi

    trap - ERR
    export TIMEFORMAT="TIME: Compilation: %lR"
    time $MAKE $MAKE_OPTS -j$MAKE_JOBS $MAKE_TARGETS $SHOWCOMMANDS WITH_HOST_DALVIK="$WITH_HOST_DALVIK"
    unset TIMEFORMAT
    trap infrastructure_error ERR

    # Show remaining disk space to catch early if
    # we're approaching ramdisk limit again
    echo "Remaining disk space after build:"
    df

    if [ -n "$BUILD_SYSROOT" ]; then
        git clone git://git.linaro.org/android/toolchain/build.git toolchain-build
        rm -rf /tmp/sysroot
        toolchain-build/build-sysroot.sh out/target/product/`ls -1 out/target/product | head -n1` /tmp/sysroot
        tar -cj -C /tmp/sysroot -f out/sysroot.tar.bz2 .
    fi

fi

# Create filesystem images
if [ -n "$BUILD_FS_IMAGE" ]; then
    FS_IMAGE_SIZE=${FS_IMAGE_SIZE-2G}
    sudo linaro-android-media-create \
        --dev `product2lamc_dev $TARGET_PRODUCT` \
        --system $PWD/out/target/product/$TARGET_PRODUCT/system.tar.bz2 \
        --userdata $PWD/out/target/product/$TARGET_PRODUCT/userdata.tar.bz2 \
        --boot $PWD/out/target/product/$TARGET_PRODUCT/boot.tar.bz2 \
        --image-size "$FS_IMAGE_SIZE" \
        --image-file out/target/product/$TARGET_PRODUCT/$TARGET_PRODUCT.img
    bzip2 -9 out/target/product/$TARGET_PRODUCT/$TARGET_PRODUCT.img
fi

# Store kernel .config as a build artifact
if [ -f kernel/.config ]; then
    cp kernel/.config out/kernel_config
elif [ -f "out/target/product/$TARGET_PRODUCT/obj/kernel/.config" ]; then
    cp "out/target/product/$TARGET_PRODUCT/obj/kernel/.config" out/kernel_config
fi
# Create md5sums file for platform artifacts
(cd out/target/product/*/; md5sum *.tar.bz2 >MD5SUMS) || true

(cd out/; ${BUILD_SCRIPT_ROOT}/create-user-build-script)
if  [ -f  out/kernel_config ]; then
    (cd out/; ${BUILD_SCRIPT_ROOT}/create-user-kernel-script)
fi

if [ ! -n "$SKIP_LICENSE_CHECK" ]; then
    ${BUILD_SCRIPT_ROOT}/license-verification.sh out/pinned-manifest.xml  out/target/product/$TARGET_PRODUCT/BUILD-INFO.txt
fi

${BUILD_SCRIPT_ROOT}/../utils/manifest-descriptions/make.sh out/source-manifest.xml out/pinned-manifest.xml