#!/bin/bash

#+--------------------------------------------------------------------------------------------
#|Description:  This shell script used download and compile imageMagick for ARM
#|     Author:  GuoWenxue <guowenxue@gmail.com>
#|  ChangeLog:
#|           1, Initialize 1.0.0 on 2011.04.12
#+--------------------------------------------------------------------------------------------

PREFIX_PATH=`pwd`/../install/

LYFTP_SRC=ftp://master.iot-yun.club/src/

CROSSTOOL=/opt/buildroot/cortex-a5/bin/arm-linux-

function msg_banner()
{
    echo ""
    echo "+-----------------------------------------------------------------------"
    echo "|  $1 "
    echo "+-----------------------------------------------------------------------"
    echo ""
}

function check_result()
{
    if [ $? != 0 ] ; then
       echo ""
       echo "+-----------------------------------------------------------------------"
       echo "|  $1 "
       echo "+-----------------------------------------------------------------------"
       echo ""
       exit ;
    fi
}

function export_cross()
{
    # export cross toolchain
    export CC=${CROSSTOOL}gcc
    export AS=${CROSSTOOL}as
    export AR=${CROSSTOOL}ar
    export LD=${CROSSTOOL}ld
    export NM=${CROSSTOOL}nm
    export RANLIB=${CROSSTOOL}ranlib
    export OBJDUMP=${CROSSTOOL}objdump
    export STRIP=${CROSSTOOL}strip

    # export cross configure 
    export CONFIG_CROSS=" --build=i686-pc-linux --host=arm-linux "

    # Clear LDFLAGS and CFLAGS
    export LDFLAGS=
    export CFLAGS=
}


function compile_imageMagick()
{
    SRC_NAME=ImageMagick6-6.9.4-0
    PACK_SUFIX=tar.gz

    if [ -f $PREFIX_PATH/lib/libMagickCore-6.Q16.a ] ; then
        msg_banner "$SRC_NAME already compile and installed"
        return 0;
    fi

    msg_banner "Start cross compile $SRC_NAME "

    if [ ! -f ${SRC_NAME}.${PACK_SUFIX} ] ; then
        wget ${LYFTP_SRC}/${SRC_NAME}.${PACK_SUFIX}
        check_result "ERROR: download ${SRC_NAME} failure"
    fi

    tar -xzf ${SRC_NAME}.${PACK_SUFIX}
    cd ${SRC_NAME}

    CFLAGS="-I${PREFIX_PATH}/include -DMAGICKCORE_QUANTUM_DEPTH=16" LDFLAGS=-L${PREFIX_PATH}/lib \
    ./configure --host=arm-linux --enable-static --disable-shared --prefix=$PREFIX_PATH \
    --without-magick-plus-plus --without-perl --without-x --without-dps --without-xml \
    --without-pango --without-freetype --without-png

    check_result "ERROR: configure ${SRC_NAME} failure"

    make && make install
    check_result "ERROR: compile ${SRC_NAME} failure"

    cd -
}


export_cross

compile_imageMagick