#!/bin/sh

#+--------------------------------------------------------------------------------------------
#|Description:  This shell script used to download libgmp library source code and cross compile it.
#|     Author:  GuoWenxue <guowenxue@gmail.com>
#|  ChangeLog:
#|           1, Initialize 1.0.0 on 2013.03.22
#+--------------------------------------------------------------------------------------------
. ../scripts/funcs.sh
clear_crossenv
. ../scripts/envs.sh

if [ -z $ARCH ]; then
   ARCH=
fi

APP_NAME=gmp
DIR_NAME="gmp-5.1.1"
PACK_SUFIX="tar.bz2"
DL_ADDR="ftp://ftp.gmplib.org/pub/${DIR_NAME}/$DIR_NAME.$PACK_SUFIX"

LINK_STATIC=YES

select_arch
if [ -z $CROSS -a "x86" != "$ARCH" ] ; then
    CROSS="/opt/buildroot-2012.08/${ARCH}/usr/bin/arm-linux-"
fi
set_crosstool $CROSS

if [ "x86" != "$ARCH" ] ; then
    CONFIG_CROSS=--host=arm-linux
fi

PREFIX_PATH=/apps/${ARCH}/${APP_NAME}


# Download and decompress source code packet 
download $DL_ADDR
decompress_packet $DIR_NAME $PACK_SUFIX

if [ "$LINK_STATIC" == "YES" ] ; then
    export CFLAGS=--static
    export LDFLAGS=-static
    CONFIG_LD_STATUS='--enable-static'
fi

echo "+------------------------------------------------------------------+"
echo "|  Platform:  $DIR_NAME for $ARCH  "
echo "|  Compiler:  ${CROSS}gcc  "
echo "+------------------------------------------------------------------+"
mkdir -p $PREFIX_PATH

cd $DIR_NAME
   set -x
   ./configure --prefix=$PREFIX_PATH ${CONFIG_CROSS} ${CONFIG_LD_STATUS}
   make && make install
   set +x

   echo "+------------------------------------------------------------------+"
   echo "|   Install Prefix: $PREFIX_PATH"
   echo "|   Install   Path: $INST_PATH"
   echo "+------------------------------------------------------------------+"
cd -