# This file adds functions to build the Newlib C library

# Copyright 2009 DoréDevelopment

# Licensed under the GPL v2. See COPYING in the root of this package

#

# Edited by Martin Lund <mgl@doredevelopment.dk>

#

do_libc_get() {

    libc_src="ftp://sources.redhat.com/pub/newlib"

    avr32headers_src="http://dev.doredevelopment.dk/avr32-toolchain/sources"

    CT_GetFile "newlib-${CT_LIBC_VERSION}" ${libc_src}

    if [ "${CT_ATMEL_AVR32_HEADERS}" = "y" ]; then

        CT_GetFile "avr32headers" ${avr32headers_src}

    fi

}

do_libc_extract() {

    CT_Extract "newlib-${CT_LIBC_VERSION}"

    CT_Patch "newlib-${CT_LIBC_VERSION}"

    if [ "${CT_ATMEL_AVR32_HEADERS}" = "y" ]; then

        CT_Extract "avr32headers"

    fi

}

do_libc_check_config() {

    :

}

do_libc_headers() {

    :

}

do_libc_start_files() {

    :

}

do_libc() {

    CT_DoStep INFO "Installing C library"

    mkdir -p "${CT_BUILD_DIR}/build-libc"

    cd "${CT_BUILD_DIR}/build-libc"

    CT_DoLog EXTRA "Configuring C library"

    # Note: newlib handles the build/host/target a little bit differently

    # than one would expect:

    #   build  : not used

    #   host   : the machine building newlib

    #   target : the machine newlib runs on

    CC_FOR_BUILD="${CT_BUILD}-gcc"                          \

    CFLAGS_FOR_TARGET="${CT_TARGET_CFLAGS} -O"              \

    AR=${CT_TARGET}-ar                                      \

    RANLIB=${CT_TARGET}-ranlib                              \

    CT_DoExecLog ALL                                        \

    "${CT_SRC_DIR}/newlib-${CT_LIBC_VERSION}/configure"     \

        --host=${CT_BUILD}                                  \

        --target=${CT_TARGET}                               \

        --prefix=${CT_PREFIX_DIR}

    CT_DoLog EXTRA "Building C library"

    CT_DoExecLog ALL make ${PARALLELMFLAGS}

    CT_DoLog EXTRA "Installing C library"

    CT_DoExecLog ALL make install install_root="${CT_SYSROOT_DIR}"

    CT_EndStep

}

do_libc_finish() {

    CT_DoStep INFO "Finishing C library"

    if [ "${CT_ATMEL_AVR32_HEADERS}" = "y" ]; then

        CT_DoLog EXTRA "Installing Atmel's AVR32 headers"

        CT_DoExecLog ALL cp -r ${CT_SRC_DIR}/avr32headers "${CT_PREFIX_DIR}/${CT_TARGET}/include/avr32"

    fi

    CT_EndStep

}