# Build script for D.U.M.A.

is_enabled="${CT_DUMA}"

do_print_filename() {

    [ "${CT_DUMA}" = "y" ] || return 0

    echo "duma_${CT_DUMA_VERSION}"

}

do_debug_duma_get() {

    CT_GetFile "duma_${CT_DUMA_VERSION}" http://mesh.dl.sourceforge.net/sourceforge/duma/

    # D.U.M.A. doesn't separate its name from its version with a dash,

    # but with an underscore. Create a link so that crosstool-NG can

    # work correctly:

    cd "${CT_TARBALLS_DIR}"

    duma_ext=$(CT_GetFileExtension "duma_${CT_DUMA_VERSION}")

    rm -f "duma-${CT_DUMA_VERSION}${duma_ext}"

    ln -sf "duma_${CT_DUMA_VERSION}${duma_ext}" "duma-${CT_DUMA_VERSION}${duma_ext}"

}

do_debug_duma_extract() {

    CT_ExtractAndPatch "duma-${CT_DUMA_VERSION}"

    cd "${CT_SRC_DIR}"

    rm -f "duma-${CT_DUMA_VERSION}"

    ln -sf "duma_${CT_DUMA_VERSION}" "duma-${CT_DUMA_VERSION}"

}

do_debug_duma_build() {

    CT_DoStep INFO "Installing D.U.M.A."

    CT_DoLog EXTRA "Copying sources"

    cp -a "${CT_SRC_DIR}/duma_${CT_DUMA_VERSION}" "${CT_BUILD_DIR}/build-duma"

    CT_Pushd "${CT_BUILD_DIR}/build-duma"

    DUMA_CPP=

    [ "${CT_CC_LANG_CXX}" = "y" ] && DUMA_CPP=1

    # The shared library needs some love: some version have libduma.so.0.0,

    # while others have libduma.so.0.0.0

    duma_so=$(make -n -p 2>&1 |egrep '^libduma.so[^:]*:' |head -n 1 |cut -d : -f 1)

    libs=

    [ "${CT_DUMA_A}" = "y" ] && libs="${libs} libduma.a"

    [ "${CT_DUMA_SO}" = "y" ] && libs="${libs} ${duma_so}"

    libs="${libs# }"

    CT_DoLog EXTRA "Building libraries '${libs}'"

    make HOSTCC="${CT_CC_NATIVE}"       \

         HOSTCXX="${CT_CC_NATIVE}"      \

         CC="${CT_TARGET}-gcc"          \

         CXX="${CT_TARGET}-gcc"         \

         RANLIB="${CT_TARGET}-ranlib"   \

         DUMA_CPP="${DUMA_CPP}"         \

         ${libs}                        2>&1 |CT_DoLog ALL

    CT_DoLog EXTRA "Installing libraries '${libs}'"

    install -m 644 ${libs} "${CT_SYSROOT_DIR}/usr/lib" 2>&1 |CT_DoLog ALL

    if [ "${CT_DUMA_SO}" = "y" ]; then

        CT_DoLog EXTRA "Installing shared library link"

        ln -vsf ${duma_so} "${CT_SYSROOT_DIR}/usr/lib/libduma.so"   2>&1 |CT_DoLog ALL

        CT_DoLog EXTRA "Installing wrapper script"

        mkdir -p "${CT_DEBUG_INSTALL_DIR}/usr/bin"

        # Install a simpler, smaller, safer wrapper than the one provided by D.U.M.A.

        cat >"${CT_DEBUG_INSTALL_DIR}/usr/bin/duma" <<_EOF_

#!/bin/sh

if [ \$# -eq 0 ]; then

  echo "Usage: \$0 <executable [args]>"

  exit 1

fi

export LD_PRELOAD="${duma_so}"

exec "\$@"

_EOF_

        chmod 755 "${CT_DEBUG_INSTALL_DIR}/usr/bin/duma"

    fi

    CT_Popd

    CT_EndStep

}