From: Morton Goldberg <m_goldberg@...>
Date: 2007-11-28T17:03:05+09:00
Subject: Re: How to redirect a "system" standard output to a variable

On Nov 27, 2007, at 3:58 PM, Venks wrote:

> Hi,
>
> I need to redirect any standard output thrown when using a system  
> call into
> a Ruby variable. I tried to search for a solution but couldn't find  
> anything
> that worked. May be I am not using the right search terms.
>
> Here is what I am trying to do.
>
> begin
>
>   `rm somefile`
>
> end
>
> If "somefile" doesn't exist the OS throws the message "rm: cannot  
> remove
> `somefile': No such file or directory" which I want to capture into a
> variable.
>
> Thanks,

sys_msg = `rm /Users/Desktop/foo.txt 2>&1`
sys_msg # => "rm: /Users/Desktop/foo.txt: No such file or directory\n"

Regards, Morton