Re: Autogen in Emacs Shell

[Alexander Shukaev]

I think I found it in one of "post-install" scripts.  Let's see what I can
do about it.

On Fri, May 1, 2015 at 4:33 PM, Alexander Shukaev <haroogan@gmail.com>
wrote:

> ​My goodness, this is so weird.  I start to hate that, sigh...  T_T
>
> So to check that it's indeed "/etc/profile" involved in changing to "~".
> I do the following:
>
> 1.  Start 'bash' with "M-x bash RET":
>
>   (defun bash
>       (&optional buffer)
>     (interactive)
>     (let ((explicit-shell-file-name "bash")
>           (explicit-bash-args '("--noediting" "-i")))
>       (setq buffer (my-call shell buffer)))
>     (with-current-buffer buffer
>       (when (equal (buffer-name) "*shell*")
>         (rename-buffer "*bash*" t))))
>
> ​NOTE: `my-call' macro just properly handles whether to
> `call-interactively' or not.​
>
> 2.  I have "~/emacs.d/init_bash.sh" with
>
>   . /etc/profile
>
> As a result, here is what I see when I start `bash' from some buffer which
> contains file with path let's say "~/dir/file":
>
> 2015.05.01 Friday 16:07:21
> Haroogan@G75VW:~/dir
> $ ]0;~
> Haroogan@G75VW  ~
> $
>
> A few points here.
>
> 1.  The first prompt is of course mine (coming from ".bashrc").
> 2.  Then there goes garbage, it's a separate story by the way.  I think I
> discovered a bug: this garbage appears when there is some content
> in "~/emacs.d/init_bash.sh".  Does not matter what kind of content that is,
> e.g. it could be even be comments.  The main point is that the number of
> those garbage lines that will appear on the start of `bash' is equal to the
> number of lines written in "~/emacs.d/init_bash.sh".  Like in this case, we
> just have one line in "~/emacs.d/init_bash.sh", so the garbage appears one
> time.  I mean it's like it really types those newlines into shell.
> 3.  Finally there is another prompt which is obviously coming from the
> sourced "/etc/profile".
>
> I've scanned "/etc/profile" and other files that it sources.  There is no
> evidence of `cd' to "~".  I'm attaching it here, can you find anything that
> would change to "~"?  Thank you.
>
> ​Regards,
> Alexander​
>
>
> On Fri, May 1, 2015 at 11:26 AM, <tomas@tuxteam.de> wrote:
>
>> -----BEGIN PGP SIGNED MESSAGE-----
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>> On Thu, Apr 30, 2015 at 08:14:08PM +0200, Alexander Shukaev wrote:
>> [...]
>> > > [login shell, check env variables]
>>
>> > Yes, I'm going to try that.  One thing I don't like about "--login"
>> though
>> > is that it forces `bash' to `cd' to '~'.
>>
>> Just tried it: bash --login doesn't cd to my $HOME, it just stays "where
>> it is".
>> Perhaps one of your *profiles (/etc/profile, ~/.profile, ~/.bash_profile
>> or
>> however those are called in Cygwin-land) is cd-ing to $HOME?
>>
>> regards
>> - -- tomás
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>
>