#!/bin/sh
set -e

#
# See: http://boinc.berkeley.edu/trac/wiki/AndroidBuildClient#
#

# Script to compile BOINC for Android

STDOUT_TARGET="${STDOUT_TARGET:-/dev/stdout}"
COMPILEBOINC="yes"
CONFIGURE="yes"
MAKECLEAN="yes"

export BOINC=".." #BOINC source code

export ANDROID_TC="${ANDROID_TC:-$HOME/android-tc}"
export ANDROIDTC="${ANDROID_TC_ARM:-$ANDROID_TC/arm}"
export TCBINARIES="$ANDROIDTC/bin"
export TCINCLUDES="$ANDROIDTC/arm-linux-androideabi"
export TCSYSROOT="$ANDROIDTC/sysroot"
export STDCPPTC="$TCINCLUDES/lib/armv7-a/libstdc++.a"

export PATH="$TCBINARIES:$TCINCLUDES/bin:$PATH"
export CC=arm-linux-androideabi-clang
export CXX=arm-linux-androideabi-clang++
export LD=arm-linux-androideabi-ld
export CFLAGS="--sysroot=$TCSYSROOT -DANDROID -DDECLARE_TIMEZONE -Wall -I$TCINCLUDES/include -O3 -fomit-frame-pointer -fPIE -march=armv7-a -D__ANDROID_API__=19"
export CXXFLAGS="--sysroot=$TCSYSROOT -DANDROID -Wall -I$TCINCLUDES/include -funroll-loops -fexceptions -O3 -fomit-frame-pointer -fPIE -march=armv7-a -D__ANDROID_API__=19"
export LDFLAGS="-L$TCSYSROOT/usr/lib -L$TCINCLUDES/lib -llog -fPIE -pie -latomic -static-libstdc++ -march=armv7-a -Wl,--fix-cortex-a8"
export GDB_CFLAGS="--sysroot=$TCSYSROOT -Wall -g -I$TCINCLUDES/include"
export PKG_CONFIG_SYSROOT_DIR="$TCSYSROOT"

# Prepare android toolchain and environment
./build_androidtc_arm.sh

if [ -n "$COMPILEBOINC" ]; then
    echo "===== building BOINC for arm from $BOINC ====="
    cd "$BOINC"
    if [ -n "$MAKECLEAN" ] && [ -f "Makefile" ]; then
        make distclean 1>$STDOUT_TARGET 2>&1
    fi
    if [ -n "$CONFIGURE" ]; then
        ./_autosetup
        ./configure --host=arm-linux --with-boinc-platform="arm-android-linux-gnu" --with-ssl="$TCINCLUDES" --disable-server --disable-manager --disable-shared --enable-static --disable-largefile
        sed -e "s%^CLIENTLIBS *= *.*$%CLIENTLIBS = -lm $STDCPPTC%g" client/Makefile > client/Makefile.out
        mv client/Makefile.out client/Makefile
    fi
    make --silent
    make stage --silent

    echo "Stripping Binaries"
    cd stage/usr/local/bin
    arm-linux-androideabi-strip *
    cd ../../../../

    echo "Copy Assets"
    cd android
    mkdir -p "BOINC/app/src/main/assets"
    cp "$BOINC/stage/usr/local/bin/boinc" "BOINC/app/src/main/assets/armeabi-v7a/boinc"
    cp "$BOINC/win_build/installerv2/redist/all_projects_list.xml" "BOINC/app/src/main/assets/all_projects_list.xml"
    cp "$BOINC/curl/ca-bundle.crt" "BOINC/app/src/main/assets/ca-bundle.crt"

    echo "===== BOINC for arm build done ====="

fi