[ -n "$OPENSSL_HELPER" ] && return || readonly OPENSSL_HELPER=1

#openssl vars
OPENSSL_BUILD_FAILED=0
OPENSSL_GIT=${OPENSSL_GIT:-git://git.openssl.org/openssl.git}
BASE_ARCH=${ARCH:-$(uname -m)}
export OPENSSL_SRCDIR=${SRCDIR}/openssl
export OPENSSL_BUILDDIR=${BUILDDIR}/openssl
OPENSSL_BRANCH=${OPENSSL_BRANCH:-OpenSSL_1_0_1h}
export OPENSSL_BUILD=${OPENSSL_BUILD:-0}

openssl_usage() {
    echo -e "\tOPENSSL_BUILD:\t build custom openssl, default: ${OPENSSL_BUILD}"
    echo -e "\tOPENSSL_GIT:\t git url to OpenSSL, default ${OPENSSL_GIT}"
    echo -e "\tOPENSSL_BRANCH:\t git branch to OpenSSL, default ${OPENSSL_BRANCH}"

}

build_openssl()
{
    export OPENSSL_INSTALLDIR=${OPENSSL_INSTALLDIR:-${ROOT_DIR}/installed/${BASE_ARCH}/openssl-${OPENSSL_BRANCH}}
    echo "Building ${OPENSSL_BRANCH}"
    [[ -n ${ARCH} ]] && export OPENSSL_BUILD=1
    [[ ${OPENSSL_BUILD} -ne 1 ]] && return

    export CONFIGURE_FLAGS="${CONFIGURE_FLAGS} --with-openssl-path=${OPENSSL_INSTALLDIR}"
    [[ -f ${OPENSSL_INSTALLDIR}/lib/libcrypto.a ]] && return

    if [[ -n ${ARCH} ]]; then
        openssl_build_arch="linux-generic32"
        # Cross compiling
        if [[ ${ARCH} == *64* ]]; then
            openssl_build_arch="linux-generic64"
        fi
    fi

    if [[ ${M32_ON_64} -eq 1 ]]; then
        openssl_build_arch="linux-generic32"
        i386_m32="-m32"
    fi

    openssl_fetch
    openssl_new_builddir

    pushd ${OPENSSL_BUILDDIR} > /dev/null
    if [[ -n ${ARCH} ]]; then
        CROSS_OPTS="--cross-compile-prefix=${compiler_prefix}-"
    fi
    ./Configure ${openssl_build_arch} ${CROSS_OPTS} --prefix="${OPENSSL_INSTALLDIR}" shared ${i386_m32} >> ${OPENSSL_SRCDIR}/log-build.log 2>&1

    make >> ${OPENSSL_SRCDIR}/log-build.log 2>&1 || { OPENSSL_BUILD_FAILED=1; tail -n 40 ${OPENSSL_SRCDIR}/log-build.log; exit 1; }
    make install >> ${OPENSSL_SRCDIR}/log-build.log 2>&1 || { OPENSSL_BUILD_FAILED=1; tail -n 40 ${OPENSSL_SRCDIR}/log-build.log; exit 1; }
    popd > /dev/null
}

openssl_cleanup(){
    [[ ${OPENSSL_BUILD_FAILED} -eq 1 ]] && return
    rm -rf ${OPENSSL_BUILDDIR}
    rm -f ${ROOT_DIR}/log-openssl_clone.log
}

openssl_fetch() {
    if [[ -d ${OPENSSL_SRCDIR} ]]; then
        pushd ${OPENSSL_SRCDIR} > /dev/null
        git remote update
        popd > /dev/null
    else
        git clone ${OPENSSL_GIT} ${OPENSSL_SRCDIR} >> ${ROOT_DIR}/log-openssl_clone.log 2>&1
    fi
}

openssl_new_builddir() {
    rm -rf ${OPENSSL_BUILDDIR}
    git clone --quiet --depth=1 -b ${OPENSSL_BRANCH} file:///${OPENSSL_SRCDIR} ${OPENSSL_BUILDDIR} >> ${ROOT_DIR}/log-openssl_clone.log 2>&1
}

## vim: set ft=sh sw=4 sts=4 et foldmethod=syntax : ##