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anybody help me check out this shell programme? [复制链接]

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发表于 2004-05-22 18:27 |只看该作者 |倒序浏览
3x..... very much. ^^ as is my homework but i can make it
request
编写一shell程序:测试某文件是否存在且可读,若存在且可读则在屏幕上显示,然后删除;否则在屏幕上输出"NO FIND THE FILE THIS HOUR!"

mydemo :  just don't know where is the problem always say that
binary operator expected

#!/bin/sh
#test file and show it
echo "test of file exist and readable"
echo "input the path with filename"
read pfile
if[ test -e $pfile] ;
then
if[  test -r $pfile] ;
then
     echo "readable"
     cat pfile
     rm pfile
elif
   echo "NO FIND THE FILE THIS HOUR"
fi
elif echo "NO FIND THE FILE THIS HOUR"
fi

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发表于 2004-05-27 04:40 |只看该作者

anybody help me check out this shell programme?

read a
if [ -f "$a" -a -r "$a" ]
then
echo "find readable file"
else
echo "can't find readable file"
cat $a
rm $a
fi

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发表于 2004-05-27 08:42 |只看该作者

anybody help me check out this shell programme?

linux:
  1. $[[ -f filename && -r filename ]]&&(echo Found&&rm filename)||echo No Found
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