[英]grep the folder using sed command in shell script
I am trying to grep the folder name from full tar file.我正在尝试 grep 来自完整 tar 文件的文件夹名称。 Below is the example.下面是例子。
example:例子:
TEST-5.3.0.0-build1.x86_64.tar.gz
I want to grep the folder name ( TEST-5.3.0.0-build1 ) in shell script我想 grep shell 脚本中的文件夹名称( TEST-5.3.0.0-build1 )
So i tried below command for grep所以我尝试了以下命令 grep
$ package_folder=$(echo TEST-5.3.0.0-build1.x86_64.tar.gz | sed -e "s/.[0-9]*[a-z]*[0-9]*.tar.gz$//" | sed -e 's/\/$//')
But I am getting below output:但我得到低于 output:
$ echo $package_folder
TEST-5.3.0.0-build1.x86 TEST-5.3.0.0-build1.x86
Could you please anyone correct me where I am doing mistake.你能请任何人纠正我我做错的地方吗? I need folder name as TEST-5.3.0.0-build1我需要文件夹名称为 TEST-5.3.0.0-build1
Thanks in Advance!!!提前致谢!!!
In your command, you do not match _
, x
, etc. The [0-9]*[az]*[0-9]*
only matches a sequence of zero or more digits, zero or more (lowercase) letters, and zero or more digits.在您的命令中,您不匹配_
、 x
等。 [0-9]*[az]*[0-9]*
仅匹配零个或多个数字、零个或多个(小写)字母的序列,并且零个或多个数字。 It is better to use a [^.]*
to match any chars other than .
最好使用[^.]*
来匹配除.
between two .
两者之间.
chars.字符。 Also, literal dots must be escaped, or an unescaped .
此外,文字点必须转义或未转义的.
will match any single char.将匹配任何单个字符。
You can use您可以使用
sed 's/\.[^.]*\.tar\.gz$//'
Or, just use string manipulation if x86_64
is also a constant:或者,如果x86_64
也是一个常量,则只需使用字符串操作:
s='TEST-5.3.0.0-build1.x86_64.tar.gz'
s="${s/.x86_64.tar.gz/}"
See the online demo :查看在线演示:
#!/bin/bash
s='TEST-5.3.0.0-build1.x86_64.tar.gz'
package_folder=$(sed 's/\.[^.]*\.tar\.gz$//' <<< "$s")
echo "${package_folder}"
# => TEST-5.3.0.0-build1
s="${s/.x86_64.tar.gz/}"
echo "$s"
# => TEST-5.3.0.0-build1
You can use uname -m
in replacement part of this string:您可以在此字符串的替换部分中使用uname -m
:
s='TEST-5.3.0.0-build1.x86_64.tar.gz'
echo "${s%.$(uname -m)*}"
TEST-5.3.0.0-build1
Or using sed
:或使用sed
:
sed "s/\.$(uname -m).*//" <<< "$s"
TEST-5.3.0.0-build1
Using sed
使用sed
$ package_folder=$(echo "TEST-5.3.0.0-build1.x86_64.tar.gz" | sed 's/\(.*\)\.x86.*/\1/')
$ echo "$package_folder"
TEST-5.3.0.0-build1
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