Re: Logging With Screen

[David Collins]

I use
less -r 'screen_log_file'

It doesn't work perfectly but makes it a bit easier on the eye, I'm
not sure if it removes lines that are repeated or not?




On 15/02/2009, Charles A. Templeton III <address@hidden> wrote:
> Why does screen logs look the way they do? For example, when I am in
> in the terminal I see this:
>
>>computer:~ user$ sudo port selfupdate
>>
>>MacPorts base version 1.700 installed
>>Downloaded MacPorts base version 1.700
>>
>>The MacPorts installation is not outdated so it was not updated
>>computer:~ user$
>
> But when I look in the log file it writes a new line to the log file
> for every character change and some more (escaped characters written
> to the terminal perhaps?). Basically, it tell me exactly how I got
> there.
>
>>-- 1:bash -- time-stamp -- Feb/15/09 12:57:26 --
>>
>>computer:~ user$ s
>>computer:~ user$ s
>>computer:~ user$ su
>>computer:~ user$ su
>>computer:~ user$ sud
>>computer:~ user$ sud
>>...
> Removed a whole bunch of stuff that that follows the same pattern.
> (Triple dot will indicate the same thing during the rest of this
> message.)
>>...
>>computer:~ user$ sudo port insta
>>computer:~ user$ sudo port insta
>>computer:~ user$ sudo port instal
>>computer:~ user$ sudo port instal
>>computer:~ user$ sudo port install
>>computer:~ user$ sudo port install
>
> At this point i just started <-- to insert a flag. My screen still
> showed the full "sudo port install" but the log file only shows what
> is the the left of my curser. But no duplicate lines.
>
>>computer:~ user$ sudo port instal
>>computer:~ user$ sudo port insta
>>computer:~ user$ sudo port inst
>>computer:~ user$ sudo port ins
>>computer:~ user$ sudo port in
>>computer:~ user$ sudo port i
>>computer:~ user$ sudo port
>>computer:~ user$ sudo port -install
>
> I started inserting here. I do not know why the text to the right of
> the line shows up sometimes and not other times. It is always visible
> on my screen.
>
>>computer:~ user$ sudo port -
>>computer:~ user$ sudo port -vinstall
>>computer:~ user$ sudo port -v
>>computer:~ user$ sudo port -v install
>>computer:~ user$ sudo port -v
>>computer:~ user$ sudo port -v i
>>computer:~ user$ sudo port -v in
>>computer:~ user$ sudo port -v ins
>>computer:~ user$ sudo port -v inst
>>computer:~ user$ sudo port -v insta
>>computer:~ user$ sudo port -v instal
>>computer:~ user$ sudo port -v install
>>computer:~ user$ sudo port -v instal [K
>>computer:~ user$ sudo port -v instal
>>computer:~ user$ sudo port -v insta [K
>>...
>>...
>>computer:~ user$ sudo port  [K
>>computer:~ user$ sudo port
>>computer:~ user$ sudo port s
>>...
>>...
>>computer:~ user$ sudo port selfupdate
>>
> MacPorts base version 1.700 installed
> Downloaded MacPorts base version 1.700
>>
>>The MacPorts installation is not outdated so it was not updated
>>
>>
>>sarah:~ ctemp3$
>>sarah:~ ctemp3$
>
> I know this has to do with the way the terminal and the shell speak
> back and forth to each other. I can think of many many benefits to
> logging this way, but for my day to day activities I do not need that
> much data/accuracy. How can I get it where my log file actually looks
> like the terminal without lots of hand editing?
>
> Thanks,
> --
> - Charles A. Templeton III
>
>
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