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From: Dan Espen <despen@verizon.net>
To: help-gnu-emacs@gnu.org
Subject: Re: Examining the output of a shell command?
Date: Sun, 28 Jun 2015 10:03:51 -0400	[thread overview]
Message-ID: <mmoupk$d1n$1@dont-email.me> (raw)
In-Reply-To: mailman.5831.1435499861.904.help-gnu-emacs@gnu.org

"Pascal J. Bourguignon" <pjb@informatimago.com> writes:

> Raffaele Ricciardi <rfflrccrd@gmail.com> writes:
>
>> I would like to analyse the escape sequences emitted by a shell
>> command. I have tried with `shell-command` and
>> `shell-command-to-string`, but escape sequences are stripped away.
>
> Nope. Try a better lie.
>
> (shell-command-to-string "echo $RED hello $NORMAL")
> --> "[31m hello [0m
> "

Maybe the OP doesn't realize that some programs that output
escape sequences won't do so when run as an Emacs shell command.

/bin/ls being a good example.

In that case, run:

/bin/ls --color

as an Emacs shell command.


-- 
Dan Espen


  parent reply	other threads:[~2015-06-28 14:03 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-06-28 12:47 Examining the output of a shell command? Raffaele Ricciardi
2015-06-28 13:57 ` Pascal J. Bourguignon
     [not found] ` <mailman.5831.1435499861.904.help-gnu-emacs@gnu.org>
2015-06-28 14:03   ` Dan Espen [this message]
2015-06-28 14:20     ` Michael Heerdegen
     [not found]     ` <mailman.5833.1435501234.904.help-gnu-emacs@gnu.org>
2015-06-28 17:17       ` Dan Espen
2015-06-28 18:28         ` Michael Heerdegen
2015-06-29  1:39         ` Barry Margolin
2015-06-28 14:31   ` Raffaele Ricciardi
2015-06-28 14:55     ` Eli Zaretskii
     [not found]     ` <mailman.5839.1435503359.904.help-gnu-emacs@gnu.org>
2015-06-28 15:03       ` Raffaele Ricciardi
2015-06-28 15:43         ` Eli Zaretskii
     [not found]         ` <mailman.5843.1435506194.904.help-gnu-emacs@gnu.org>
2015-06-28 15:51           ` Raffaele Ricciardi
2015-06-28 15:52     ` Pascal J. Bourguignon
2015-06-29  1:53       ` Emanuel Berg
     [not found]       ` <mailman.5887.1435542902.904.help-gnu-emacs@gnu.org>
2015-06-29  8:13         ` Pascal J. Bourguignon
2015-06-29 11:26   ` Raffaele Ricciardi
2015-06-29 12:08     ` Pascal J. Bourguignon
2015-06-29 14:51     ` Eli Zaretskii
     [not found]     ` <mailman.5928.1435589507.904.help-gnu-emacs@gnu.org>
2015-06-29 15:56       ` Raffaele Ricciardi

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