[ILUG] Silly bash Q

[JustinMacCarthy]

Thank Niall,

Thought it would be something like that! What are the rules for when to use
" or ' or ` ?? Do they 'evaluate' to differently??

EG why does su -c '!!' not work and su -c "!!" work ?


TIA
Justin


>-----Original Message-----
>From: ilug-admin at linux.ie [mailto:ilug-admin at linux.ie]On Behalf Of Niall
>O Broin
>Sent: Sunday, February 11, 2001 8:00 PM
>To: Ilug at Linux.Ie
>Subject: Re: [ILUG] Silly bash Q
>
>
>On Sun, Feb 11, 2001 at 06:31:19PM -0000, JustinMacCarthy wrote:
>> suppose I try to un a command that requires su permissions. is
>there a way
>> to do something like
>>
>> $ su -c `!!`
>>
>>  or something to run the previous command , instead of typing it again?
>>
>
>su -c "!!"
>
>will work, but setup sudo on your machine, and you can simply do
>
>sudo !!
>
>and if you setup sudo correctly, you can avoid being asked for a password,
>which is perfectly acceptable on a personal machine.
>
>
>
>
>Regards,
>
>
>
>Niall
>
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