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@qingniufly
Forked from feng-ming/file_path_test.sh
Created June 27, 2017 05:20
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unix shell 判断目录/文件是否存在, 以及是否有读写权限。
shell判断文件,目录是否存在或者具有权限
#!/bin/sh
Path="/var/log/httpd/"
File="/var/log/httpd/access.log"
#这里的-x 参数判断$Path是否存在并且是否具有可执行权限
if [ ! -x "$Path"]; then
mkdir "$Path"
fi
#这里的-d 参数判断$Path是否存在
if [ ! -d "$Path"]; then
mkdir "$Path"
fi
#这里的-f参数判断$File是否存在
if [ ! -f "$File" ]; then
touch "$File"
fi
#其他参数还有-n,-n是判断一个变量是否是否有值
if [ ! -n "$Var" ]; then
echo "$Var is empty"
exit 0
fi
#两个变量判断是否相等
if [ "$var1" = "$var2" ]; then
echo '$var1 eq $var2'
else
echo '$var1 not eq $var2'
fi
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