#!/bin/bash

#+--------------------------------------------------------------------------------------------
#|Description:  This shell script used download and compile valgrind for ARM
#|     Author:  GuoWenxue <guowenxue@gmail.com>
#|  ChangeLog:
#|           1, Initialize 1.0.0 on 2018.08.16
#| 
#|  Running bugfix:
#|    root@JelliesV2:/tmp# tar -xJf valgrind_a5.tar.xz -C /apps/
#|    root@JelliesV2:/tmp# export PATH=$PATH:/apps/valgrind/
#|    root@JelliesV2:/tmp# valgrind 
#|        valgrind: failed to start tool 'memcheck' for platform 'arm-linux': No such file or directory
#|    root@JelliesV2:/tmp# export VALGRIND_LIB=/apps/valgrind/
#|    root@JelliesV2:/tmp# valgrind --tool=memcheck --leak-check=full --track-fds=yes ./memcheck
#|    
#+--------------------------------------------------------------------------------------------

# valgrind install path be same as board 
PREFIX_PATH=`pwd`/../install/

LYFTP_SRC=http://master.weike-iot.com:2211/src/

CROSS_COMPILE=/opt/gcc-aarch32-10.3-2021.07/bin/arm-none-linux-gnueabihf-

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=${CROSS_COMPILE}gcc
    export CXX=${CROSS_COMPILE}g++
    export AS=${CROSS_COMPILE}as
    export AR=${CROSS_COMPILE}ar
    export LD=${CROSS_COMPILE}ld
    export NM=${CROSS_COMPILE}nm
    export RANLIB=${CROSS_COMPILE}ranlib
    export OBJDUMP=${CROSS_COMPILE}objdump
    export STRIP=${CROSS_COMPILE}strip

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

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


function compile_valgrind()
{
    SRC_NAME=valgrind-3.16.1
    PACK_SUFIX=tar.bz2

    if [ -f ${PREFIX_PATH}/bin/valgrind ] ; then
        msg_banner "$SRC_NAME already compile and installed"
        return 0;
    fi

    msg_banner "Start cross compile $SRC_NAME "

    if [ ! -f ${SRC_NAME}.${PACK_SUFIX} ] ; then
        #wget https://sourceware.org/pub/valgrind/valgrind-3.16.1.tar.bz2
        wget ${LYFTP_SRC}/${SRC_NAME}.${PACK_SUFIX}

        check_result "ERROR: download ${SRC_NAME} failure"
    fi

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

    sed -i -e "s|armv7|arm|g" configure

    ./configure --prefix=${PREFIX_PATH} ${CONFIG_CROSS} --enable-only32bit
    check_result "ERROR: configure ${SRC_NAME} failure"

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


    cd -
}

function do_pack()
{
    cp -af ${PREFIX_PATH}/lib/valgrind . -af
    cp -af ${PREFIX_PATH}/bin/valgrind valgrind

    rm -f valgrind/64bit*
    rm -f valgrind/amd64*
    rm -f valgrind/mips64*
    rm -f valgrind/i386*
    rm -f valgrind/mips*
    rm -f valgrind/power*
    rm -f valgrind/s390*
    rm -f valgrind/*.a

    tar -cJf valgrind_a5.tar.xz valgrind
    rm -rf valgrind
}

export_cross

compile_valgrind

do_pack