diff -r 8453ccdc5098 -r 1c68438f44f7 scripts/build/companion_libs/mpfr.sh
--- a/scripts/build/companion_libs/mpfr.sh	Thu Nov 15 20:51:31 2012 +0100
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,152 +0,0 @@
-# This file adds the functions to build the MPFR library
-# Copyright 2008 Yann E. MORIN
-# Licensed under the GPL v2. See COPYING in the root of this package
-
-do_mpfr_get() { :; }
-do_mpfr_extract() { :; }
-do_mpfr_for_build() { :; }
-do_mpfr_for_host() { :; }
-
-# Overide function depending on configuration
-if [ "${CT_MPFR}" = "y" ]; then
-
-# Download MPFR
-do_mpfr_get() {
-    CT_GetFile "mpfr-${CT_MPFR_VERSION}" http://www.mpfr.org/mpfr-current/  \
-                                 http://www.mpfr.org/mpfr-${CT_MPFR_VERSION}/
-}
-
-# Extract MPFR
-do_mpfr_extract() {
-    CT_Extract "mpfr-${CT_MPFR_VERSION}"
-    CT_Patch "mpfr" "${CT_MPFR_VERSION}"
-
-    # OK, Gentoo have a sanity check that libtool.m4 and ltmain.sh have the
-    # same version number. Unfortunately, some tarballs of MPFR are not
-    # built sanely, and thus ./configure fails on Gentoo.
-    # See: http://sourceware.org/ml/crossgcc/2008-05/msg00080.html
-    # and: http://sourceware.org/ml/crossgcc/2008-06/msg00005.html
-    # This hack is not bad per se, but the MPFR guys would be better not to
-    # do that in the future...
-    # It seems that MPFR >= 2.4.0 do not need this...
-    case "${CT_MPFR_VERSION}" in
-        2.4.*)
-            CT_Pushd "${CT_SRC_DIR}/mpfr-${CT_MPFR_VERSION}"
-            if [ ! -f .autoreconf.ct-ng ]; then
-                CT_DoLog DEBUG "Running autoreconf"
-                CT_DoExecLog ALL autoreconf
-                touch .autoreconf.ct-ng
-            fi
-            CT_Popd
-            ;;
-        1.*|2.0.*|2.1.*|2.2.*|2.3.*)
-            CT_Pushd "${CT_SRC_DIR}/mpfr-${CT_MPFR_VERSION}"
-            if [ ! -f .autotools.ct-ng ]; then
-                CT_DoLog DEBUG "Re-building autotools files"
-                CT_DoExecLog ALL autoreconf -fi
-                # Starting with libtool-1.9f, config.{guess,sub} are no longer
-                # installed without -i, but starting with libtool-2.2.6, they
-                # are no longer removed without -i. Sight... Just use -i with
-                # libtool >=2
-                # See: http://sourceware.org/ml/crossgcc/2008-11/msg00046.html
-                # and: http://sourceware.org/ml/crossgcc/2008-11/msg00048.html
-                libtoolize_opt=
-                case "$(libtoolize --version |head -n 1 |awk '{ print $(NF); }')" in
-                    0.*)    ;;
-                    1.*)    ;;
-                    *)      libtoolize_opt=-i;;
-                esac
-                CT_DoExecLog ALL libtoolize -f ${libtoolize_opt}
-                touch .autotools.ct-ng
-            fi
-            CT_Popd
-            ;;
-    esac
-}
-
-# Build MPFR for running on build
-# - always build statically
-# - we do not have build-specific CFLAGS
-# - install in build-tools prefix
-do_mpfr_for_build() {
-    local -a mpfr_opts
-
-    case "${CT_TOOLCHAIN_TYPE}" in
-        native|cross)   return 0;;
-    esac
-
-    CT_DoStep INFO "Installing MPFR for build"
-    CT_mkdir_pushd "${CT_BUILD_DIR}/build-mpfr-build-${CT_BUILD}"
-
-    mpfr_opts+=( "host=${CT_BUILD}" )
-    mpfr_opts+=( "prefix=${CT_BUILDTOOLS_PREFIX_DIR}" )
-    do_mpfr_backend "${mpfr_opts[@]}"
-
-    CT_Popd
-    CT_EndStep
-}
-
-# Build MPFR for running on host
-do_mpfr_for_host() {
-    local -a mpfr_opts
-
-    CT_DoStep INFO "Installing MPFR for host"
-    CT_mkdir_pushd "${CT_BUILD_DIR}/build-mpfr-host-${CT_HOST}"
-
-    mpfr_opts+=( "host=${CT_HOST}" )
-    mpfr_opts+=( "prefix=${CT_HOST_COMPLIBS_DIR}" )
-    mpfr_opts+=( "cflags=${CT_CFLAGS_FOR_HOST}" )
-    do_mpfr_backend "${mpfr_opts[@]}"
-
-    CT_Popd
-    CT_EndStep
-}
-
-# Build MPFR
-#     Parameter     : description               : type      : default
-#     host          : machine to run on         : tuple     : (none)
-#     prefix        : prefix to install into    : dir       : (none)
-#     cflags        : host cflags to use        : string    : (empty)
-do_mpfr_backend() {
-    local host
-    local prefix
-    local cflags
-    local arg
-
-    for arg in "$@"; do
-        eval "${arg// /\\ }"
-    done
-
-    # Under Cygwin, we can't build a thread-safe library
-    case "${CT_HOST}" in
-        *cygwin*)   mpfr_opts+=( --disable-thread-safe );;
-        *mingw*)    mpfr_opts+=( --disable-thread-safe );;
-        *darwin*)   mpfr_opts+=( --disable-thread-safe );;
-        *)          mpfr_opts+=( --enable-thread-safe  );;
-    esac
-
-    CT_DoLog EXTRA "Configuring MPFR"
-    CT_DoExecLog CFG                                    \
-    CC="${host}-gcc"                                    \
-    CFLAGS="${CT_CFLAGS_FOR_HOST}"                      \
-    "${CT_SRC_DIR}/mpfr-${CT_MPFR_VERSION}/configure"   \
-        --build=${CT_BUILD}                             \
-        --host=${host}                                  \
-        --prefix="${prefix}"                            \
-        --with-gmp="${prefix}"                          \
-        --disable-shared                                \
-        --enable-static
-
-    CT_DoLog EXTRA "Building MPFR"
-    CT_DoExecLog ALL make ${JOBSFLAGS}
-
-    if [ "${CT_COMPLIBS_CHECK}" = "y" ]; then
-        CT_DoLog EXTRA "Checking MPFR"
-        CT_DoExecLog ALL make ${JOBSFLAGS} -s check
-    fi
-
-    CT_DoLog EXTRA "Installing MPFR"
-    CT_DoExecLog ALL make install
-}
-
-fi # CT_MPFR