# This file adds the functions to build the MPC library

 # Copyright 2009 Yann E. MORIN

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

 do_mpc_get() { :; }

 do_mpc_extract() { :; }

 do_mpc_for_build() { :; }

 do_mpc_for_host() { :; }

 # Overide functions depending on configuration

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

 # Download MPC

 do_mpc_get() {

     CT_GetFile "mpc-${CT_MPC_VERSION}" .tar.gz      \

         http://www.multiprecision.org/mpc/download

 }

 # Extract MPC

 do_mpc_extract() {

     CT_Extract "mpc-${CT_MPC_VERSION}"

     CT_Patch "mpc" "${CT_MPC_VERSION}"

 }

 # Build MPC for running on build

 # - always build statically

 # - we do not have build-specific CFLAGS

 # - install in build-tools prefix

 do_mpc_for_build() {

     local -a mpc_opts

     case "${CT_TOOLCHAIN_TYPE}" in

         native|cross)   return 0;;

     esac

     CT_DoStep INFO "Installing MPC for build"

     CT_mkdir_pushd "${CT_BUILD_DIR}/build-mpc-build-${CT_BUILD}"

     mpc_opts+=( "host=${CT_BUILD}" )

     mpc_opts+=( "prefix=${CT_BUILDTOOLS_PREFIX_DIR}" )

     do_mpc_backend "${mpc_opts[@]}"

     CT_Popd

     CT_EndStep

 }

 # Build MPC for running on host

 do_mpc_for_host() {

     local -a mpc_opts

     CT_DoStep INFO "Installing MPC for host"

     CT_mkdir_pushd "${CT_BUILD_DIR}/build-mpc-host-${CT_HOST}"

     mpc_opts+=( "host=${CT_HOST}" )

     mpc_opts+=( "prefix=${CT_HOST_COMPLIBS_DIR}" )

     mpc_opts+=( "cflags=${CT_CFLAGS_FOR_HOST}" )

     do_mpc_backend "${mpc_opts[@]}"

     CT_Popd

     CT_EndStep

 }

 # Build MPC

 #     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_mpc_backend() {

     local host

     local prefix

     local cflags

     local arg

     for arg in "$@"; do

         eval "${arg// /\\ }"

     done

     CT_DoLog EXTRA "Configuring MPC"

     CT_DoExecLog CFG                                \

     CFLAGS="${cflags}"                              \

     "${CT_SRC_DIR}/mpc-${CT_MPC_VERSION}/configure" \

         --build=${CT_BUILD}                         \

         --host=${host}                              \

         --prefix="${prefix}"                        \

         --with-gmp="${prefix}"                      \

         --with-mpfr="${prefix}"                     \

         --disable-shared                            \

         --enable-static

     CT_DoLog EXTRA "Building MPC"

     CT_DoExecLog ALL make ${JOBSFLAGS}

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

         CT_DoLog EXTRA "Checking MPC"

         CT_DoExecLog ALL make ${JOBSFLAGS} -s check

     fi

     CT_DoLog EXTRA "Installing MPC"

     CT_DoExecLog ALL make install

 }

 fi # CT_MPC