按指定行分割文件，并返回割裂的子文件路径。如： bash split.sh /Users/King/Desktop/zonefile/833.txt 100

split.sh

#!/bin/bash
# Author: ErDog

# 为了协调Mac上readlink -f无法使用，与脚本功能无关
TARGET_FILE=$0
cd `dirname $TARGET_FILE`
TARGET_FILE=`basename $TARGET_FILE`
while [ -L "TARGET_FILE" ]
do
    TARGET_FILE=`readlink TARGET_FILE`
    cd `dirname $TARGET_FILE`
    TARGET_FILE=`basename $TARGET_FILE`
    echo $TARGET_FILE
done

split -l $2 $1 $1_
ls $1_*