工程课 Linux-3.0. homework_0
原题链接
简单
作者:
隐灵
,
2024-03-27 19:46:54
,
所有人可见
,
阅读 1
cd homeowrk_0 # 进入作业目录
vim helper.sh # 创建作业脚本
chmod +x helper.sh # 添加可执行权限
#! /bin/bash
# ********** homework0 **********
dir0=/home/acs/homework/lesson_1/homework_0
homework 1 create 0
for i in dir_a dir_b dir_c
do
mkdir ${dir0}/$i
done
# ********** homework1 **********
homework 1 create 1
dir1=/home/acs/homework/lesson_1/homework_1
for i in a.txt b.txt c.txt
do
cp ${dir1}/$i ${dir1}/${i}.bak
done
# ********** homework2 **********
homework 1 create 2
dir2=/home/acs/homework/lesson_1/homework_2
for i in a b c
do
mv ${dir2}/${i}.txt ${dir2}/${i}_new.txt
done
# ********** homework3 **********
homework 1 create 3
dir3=/home/acs/homework/lesson_1/homework_3
for i in a.txt b.txt c.txt
do
mv ${dir3}/dir_a/${i} ${dir3}/dir_b/
done
# ********** homework4 **********
homework 1 create 4
dir4=/home/acs/homework/lesson_1/homework_4
rm ${dir4}/*
# ********** homework5 **********
homework 1 create 5
dir5=/home/acs/homework/lesson_1/homework_5
for i in dir_a dir_b dir_c
do
rm ${dir5}/$i -r
done
# ********** homework6 **********
homework 1 create 6
dir6=/home/acs/homework/lesson_1/homework_6
mkdir ${dir6}/dir_a
mv ${dir6}/task.txt "${dir6}/dir_a/done.txt" # done变红的原因是它是关键字,不过不影响,或者加上双引号
# ********** homework7 **********
homework 1 create 7
dir7=/home/acs/homework/lesson_1/homework_7
for((i=0;i<3;i++))
do
mkdir ${dir7}/dir_$i
for j in a b c
do
cp ${dir7}/${j}.txt ${dir7}/dir_${i}/${j}${i}.txt
done
done
# ********** homework8 **********
homework 1 create 8
dir8=/home/acs/homework/lesson_1/homework_8
rm ${dir8}/dir_a/a.txt
mv ${dir8}/dir_b/b.txt ${dir8}/dir_b/b_new.txt
cp ${dir8}/dir_c/c.txt ${dir8}/dir_c/c.txt.bak
# ********** homework9 **********
homework 1 create 9
dir9=/home/acs/homework/lesson_1/homework_9
rm ${dir9}/*.txt