#!/bin/bash

CONFIGURE_OPTS="\
    ${CONFIGURE_OPTS} \
    --target=${CLFS_TARGET} \
    --disable-multilib \
    --with-local-prefix=/tools \
    --libexecdir=/tools/lib \
    --disable-nls \
    --disable-libstdcxx-pch \
    --enable-long-long \
    --enable-c99 \
    --enable-shared \
    --enable-threads=posix \
    --enable-__cxa_atexit \
    --enable-languages=c,c++"

hvpatch()
{
    # Manually applying patches if specified
    if [ -n "${GCC_PATCHES}" ]; then
        for p in ${GCC_PATCHES}; do
            apply_patch ${PACKAGE}-${p}.patch ${PACKAGE}
        done
    fi

    case "${HVL_TARGET}" in
        "x86")
            apply_patch ${PACKAGE}-specs-1.patch ${PACKAGE}
            ;;
        "x86_64")
            apply_patch ${PACKAGE}-pure64_specs-1.patch ${PACKAGE}
	    ;;
    esac
}

hvconfig_pre()
{
    cd ${LFS_TMP}/${PACKAGE}

    # Change the StartFile Spec to point to the correct library location:
    echo -en '#undef STANDARD_INCLUDE_DIR\n#define STANDARD_INCLUDE_DIR "/tools/include/"\n\n' >> gcc/config/linux.h
    echo -en '\n#undef STANDARD_STARTFILE_PREFIX_1\n#define STANDARD_STARTFILE_PREFIX_1 "/tools/lib/"\n' >> gcc/config/linux.h
    echo -en '\n#undef STANDARD_STARTFILE_PREFIX_2\n#define STANDARD_STARTFILE_PREFIX_2 ""\n' >> gcc/config/linux.h

    # Set the directory searched by the fixincludes process for system headers,
    # so it won't look at the host's headers:
    cp -v gcc/Makefile.in{,.orig}
    sed -e 's@\(^NATIVE_SYSTEM_HEADER_DIR =\).*@\1 /tools/include@g' \
        gcc/Makefile.in.orig > gcc/Makefile.in
}

hvconfig_post()
{
    # Prevent GCC from looking in the wrong directories for headers and
    # libraries:
    sed -e "/^HOST_\(GMP\|PPL\|CLOOG\)\(LIBS\|INC\)/s:-[IL]/\(lib\|include\)::" \
        -i Makefile
}

hvbuild()
{
    ${HVMAKE} AS_FOR_TARGET="${AS}" LD_FOR_TARGET="${LD}"
    ${HVMAKE} install
}