shell 学习脚本

#! /bin/bash
#Usage: ./Build.sh [-p pathname] [-v version]
# V1.0

if [ "$#" != "4" ]
then
 echo "Error!  Usage: $0 [-p pathname] [-v version]"
 exit
fi

shijian=`date +"%Y-%m-%d.%H.%M"`

if [ -f errors.log ]
then
   rm -rf errors.log
fi

case $1 in

  "-p") case $3 in
          "-v") if [ -d $2 ]
  then
     pname=`basename $2`
           tar zvcf $pname.$4_$shijian.tar $2 2>errors.log
  else
    echo "Error!  $2 is not a Directory"
    echo "Usage: $0 [-p pathname] [-v version]"
  fi
          ;;
          *) echo "Error!  $3 is not a correct option !"
      echo "Usage: $0 [-p pathname] [-v version]"
          ;;
        esac
  ;;
  "-v") case $3 in
          "-p") if [ -d $4 ]
                then
                  pname=`basename $4`
                  tar zvcf $pname.$2_$shijian.tar $4 2>errors.log
                else
                  echo "Error!  $4 is not a Directory"
                  echo "Usage: $0 [-p pathname] [-v version]"
                fi
          ;;
          *) echo "Error!  $3 is not a correct option !"
             echo "Usage: $0 [-p pathname] [-v version]"
          ;;
        esac

  ;;
  *) echo "$1 is not a correct option ! "
     echo "Usage: $0 [-p pathname] [-v version]"
  ;;
esac

ERROR=`cat errors.log`

if [ -z $ERROR ]
then
  echo "============Build Successfully=========="
else
  echo "Error when do the [ tar ] command !"
  echo $ERROR
fi

 

 

这个脚本可以

tar zcvf aa`date +"%Y-%m-%d.%H.%M"`vesion1.0 BillApp