从一个文件里读取出每一行，并解析每一行

从一个文件里读取出每一行，并解析每一行

#!/bin/bash

callstack_file=

cat ${callstack_file} | while read line
do
    entry=`echo ${line} | grep entry -w`
    if [ -n "${entry}" ]
    then
        address=`echo ${entry} | grep entry -w | awk '{print $2}'`
        ${UBOOT_TOOLCHAIN}/aarch64-linux-gnu-addr2line -aCfe ./u-boot ${address}
    fi
done