#!/usr/bin/env bash
#
# Parameters:
#   SDK_PATH_SCRIPT -- optional script to set SDK path

set -e
if [ -z "$O3" ]; then
    echo O3 var must point to ovpn3 tree
    exit 1
fi
if [ -z "$TARGETS" ]; then
    echo TARGETS var must be defined
    exit 1
fi

# NOTE: in Boost 1.55 and earlier, set BCONF=tools/build/v2
BCONF=tools/build/src

. $O3/core/deps/lib-versions
[ -z "$DL" ] && DL=~/Downloads
[ -z "$GPP_CMD" ] && export GPP_CMD=g++
[ -z "$GCC_CMD" ] && export GCC_CMD=gcc
if [ "$NO_WIPE" != "1" ]; then
    echo WIPE and reunzip source
    rm -rf boost $BOOST_VERSION
    mkdir boost
    tar xfz $DL/$BOOST_VERSION.tar.gz
    cd $BOOST_VERSION
    #patch -p1 <$DL/asio-engine.patch
    #patch -p0 <$O3/core/deps/boost/atomic-1.55.0.patch
    patch -p1 <$O3/core/deps/boost/intrusive_ptr.patch
    patch -p1 <$O3/core/deps/boost/page_size.patch

    ./bootstrap.sh

    for T in $TARGETS ; do
	TS="${T//-/}"
	. $O3/core/vars/vars-$T
	cat >>$BCONF/user-config.jam <<EOF
using $GCC_CMD : $TS : $GPP_CMD
            :
                <compileflags>"-Wno-unused-function $PLATFORM_FLAGS $CXX_COMPILER_FLAGS $OTHER_COMPILER_FLAGS $LIB_FPIC $LIB_OPT_LEVEL"
            ;
EOF
    done
    echo '********** BOOST CONFIG'
    tail -30 $BCONF/user-config.jam
    echo '********** END BOOST CONFIG'
else
    echo RETAIN existing source
    cd $BOOST_VERSION
    for T in $TARGETS ; do
	TS="${T//-/}"
	. $O3/core/vars/vars-$T
    done
fi
[ "$SDK_PATH_SCRIPT" ] && . $SDK_PATH_SCRIPT
for T in $TARGETS ; do
    . $O3/core/vars/vars-$T
    target="${T//-/}"
    stage=stage-$T
    if [ "${target:(-3)}" == "dbg" ]; then
	variant=debug
    else
	variant=release
    fi
    [ -z "$LINK_MODE" ] && LINK_MODE=static
    echo "************************ $target $variant $stage"
    cmd="./bjam -d2 toolset=${GCC_CMD}-${target} --stagedir=$stage --with-system --with-thread --with-atomic variant=$variant link=$LINK_MODE threading=multi runtime-link=$LINK_MODE"
    echo $cmd
    $cmd
done
mv stage-* ../boost/
cp -a boost ../boost/
exit 0