Questions tagged [shell]

Questions relating to commands for passing single command lines to shell sub-processes, running a shell interactively with input and output to an Emacs buffer, and for running a shell in a terminal emulator window.

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4
votes
1answer
235 views

Shell coding system

If, before M-x shell, I run C-x RET c (universal-coding-system-argument) I can change the coding system used by the shell. Therefore, given echo Straße > foo foo will be encoded in the related ...
4
votes
1answer
95 views

autosave on shell buffers

How can I set things up so the buffer being used to run an inferior shell will be autosaved periodically to a file? The file to save in could be named "shell-2018-01-22". I thought this would be ...
0
votes
1answer
386 views

Shell IO Behavior For Emacs' Shells

The GNU page for Eshell says that Eshell is not a replacement for system shells such as bash or zsh. Use Eshell when you want to move text between Emacs and external processes; if you only want to ...
0
votes
0answers
104 views

shell-mode C-c C-c kill keybinding

With some regularity, I am using bash with M-x shell, and out of muscle memory I hit C-c C-c, with dramatic results: the comint prompt streams a long error message with a large number of escaped ...
2
votes
1answer
1k views

fix “Terminal is not fully functional”

What can I do about this issue? I'm using psql, inside a ssh tunnel to ubuntu, inside a M-x shell, inside a emacsclient -nw
4
votes
3answers
1k views

Send region to shell in another buffer

Is this possible with stock emacs: I'm editing a .txt file that has a snippet of bash code When I do C-x b RET I can switch to a preopened M-x shell buffer named guesuser@...
1
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0answers
54 views

how can I see the result of 'ping -c 5 127.0.0.1' live using org babel session

https://github.com/whacked/ob-shstream/blob/master/ob-shstream.el There's an add-on for org babel that let's you see streaming output of bash shell blocks. It's documentation reads like this: ;; the ...
0
votes
1answer
55 views

shell script: emacs does not align case if pattern involves $

Let us start with an unaligned piece of code case $word in pattern1) command1 ;; *) command_defaultcase ;; esac I can align this code by selecting the lines and pressing TAB. The result is: case $...
0
votes
1answer
676 views

Open file in existing GUI Emacs from shell

I would like to set the shell EDITOR to use the existing running instance of GUI Emacs. On macOS I can type open -a Emacs file to edit file that way. But how would EDITOR look to work that way? What ...
0
votes
1answer
171 views

Running python script from shell in Emacs results in delayed output

I'm trying to run a python script from a Windows shell (invoked via M-x shell or M-x powershell) inside Emacs. However, no output is shown via print statements until I after I hit a raw_input ...
5
votes
1answer
1k views

Remote shell path - env: No such file or directory

In Emacs, when I open the file /ssh:USER@HOST:/PATH, Tramp mode kicks in and everything is great. While editing the file, I want to open a remote shell as well using M-x shell, but its behaviour is ...
1
vote
1answer
346 views

Git bash opens in window outside of emacs

When running Emacs on Windows 10, I am able to launch git bash from within Emacs using the information given here, here, or here. For example, I can just add these two lines to my .emacs: (setq ...
1
vote
2answers
198 views

How to evaluate the selection through Python and replace the selection with it's result?

Being more familiar with Python then elisp, I'd like to evaluate the selection as as Python snipped - as a short-cut to opening a calculator or Python prompt and copy-pasting between them. Is there a ...
1
vote
1answer
277 views

tramp + async-shell-command ignores shell-file-name

If I locally call async-shell-command it takes the shell from shell-file-name (/bin/bash). However if I use su or ssh via tramp to invoke a shell command remotely it always runs as /bin/sh. The ...
1
vote
1answer
63 views

How to configure mouse button to execute a program in emacs

I have a lot of video files I want to filter through and delete if they are uninteresting. I opened the directory of video files in emacs and I want a left-click on the file to play that file in vlc. ...
2
votes
1answer
62 views

How to check if emacs shell buffer busy or not?

If I start a long-running process in an emacs shell create by (shell), the shell will be busy for a while. How can I detect that programmatically (i.e., using elisp)? I tried: get the process by (...
2
votes
1answer
425 views

Prevent bash-completion adding an extra space when the word is incomplete

When using Emacs shell with the auto-completion feature enabled, I notice that whenever I perform typing and auto-completing a command, Emacs shell always adds an extra space after the first word. I ...
1
vote
1answer
482 views

Windows 10, Emacs 25.1, shell: Grep not work immediately

Windows 10 (64 bit), Emacs 25.1. I has Android application. And in console I start Android command "adb logcat" to show logs from Android device. But it's show many text. And I want to filter to show ...
2
votes
2answers
414 views

emacs opens shells in a random window, how to change this?

Try splitting the frame repeating some times the command C-x 3. Then try open the shell with M-x shell. It will open in a random window and not the one which you have typed the command from. Why?
3
votes
1answer
103 views

Saving raw ANSI escape codes in M-x shell, M-x eshell, or M-x term

Each of M-x shell, M-x eshell, and M-x term in Emacs lets me save the buffer to a text file. But the terminal colors are not saved. How do I save the raw ANSI escape sequences too?
0
votes
1answer
125 views

redirect stderr to a file in call-process-region

I have been reading the documentation for call-process-region here and I am trying to redirect stderr to a file. from the the documentation, this looks correct (call-process-region beg end perltidy-...
2
votes
0answers
104 views

Emacs shell and telnet buffer auto jumps to end of buffer while browsing buffer contents

Was recently required to update to RHEL 7.x and with that came a newer release of Emacs (24.3.1). With emacs I am a big user of shells and telnet sessions within emacs so that I can easily browse the ...
0
votes
1answer
588 views

C++ “std::cin >> ” is not pausing to read input from Emacs shell

The following program is from https://www.cs.bu.edu/teaching/tool/emacs/programming/ #include <iostream> int main() { int howmany; std::cout << "Enter a number: "; std::cin >&...
0
votes
2answers
166 views

How to troubleshoot and diagnose escaped-character display errors in Emacs shell?

I make much use of sub-shells within Emacs (initiated via M-x shell), and, because of this, I run into problems like the one illustrated1 below way too often: $ python -m pdb /tmp/hello_world.py [2] ...
2
votes
1answer
451 views

How to open system's command line at the directory of the current buffer?

Is there any easy way to open the system command line interface (e.g., cmd in Windows) at the directory containing the current buffer (if any)? Note that M-x shell open a command line interface within ...
1
vote
2answers
399 views

tramp and fish shell (local)

How to setup emacs tramp to open remote files while local shell is fish? More precisely is how to ask tramp to use bash shell instead of one named in SHELL environment variable?
0
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0answers
71 views

Retaining focus while displaying graphics windows

NB: The Emacs world uses the word frame to refer to what in most other contexts is called window, and uses the word window to describe something else. In this post, however, the word window always ...
1
vote
1answer
191 views

Cannot use find-dired: setq: Searching for program: is a directory,

The error is raised by shell-command--shell-command-with-editor-mode. But further stack trace is obfuscated by bytecompiled output. Recently I had to set (setq explicit-shell-file-name "bash") to be ...
0
votes
1answer
229 views

What is the keybinding for toggling between editing the shell contents as a buffer and running commands in it?

What is the keybinding for toggling between editing the shell contents as buffer on one hand and running commands in it on the other? I have configured multi-term to run bash and the shell is ...
1
vote
2answers
329 views

content was split in the functions of comint-preoutput-filter-functions

Consider the following snippet (defun python-shell-filter-long-lines (string) (print string) string) (push 'python-shell-filter-long-lines comint-preoutput-filter-functions) and M-x run-python ...
8
votes
3answers
2k views

how to name buffers (*shell*)

I'm interested in naming Emacs buffers. In particular I'd like to give names to shell buffers that I've started. That way I can easily tell them apart when switching buffers.
0
votes
1answer
846 views

Ansi-Term not reading .profile

my question is very similar to this one. I use my .profile file to set environment variables, such as EDITOR. However, when I run ansi-term and type printenv I can see that that variable is not ...
2
votes
1answer
2k views

Error running Emacs from a Terminal window: “Symbol's function definition is void: package-initialize”

After starting Emacs from a Terminal window, the following message is displayed: An error has occurred while loading '/Users/EvanAad/.emacs': Symbol's function definition is void: package-initialize ...
5
votes
2answers
740 views

How to determine the initial current directory when emacs is run from command line?

How can I determine (from within Emacs) the current directory as it was when the Shell launched emacs from the command line?
3
votes
1answer
780 views

MS Windows Tramp Remote Shell

I'm trying to open a remote shell after connecting to a machine using Tramp with the plink method on MS Windows. However every time I call shell it prompts me for 'Remote shell path' and suggests a ...
2
votes
1answer
374 views

how to print $HISTFILE?

I'm trying to print the path of $HISTFILE in emacs, but it doesn't work with (getenv "HISTFILE") or (shell-command-to-string "echo $HISTFILE"). It is working with $PATH and every other variable I've ...
1
vote
1answer
341 views

Remote shell (tramp) and login script

When I open a file via tramp on a remote machine and then start a shell with M-x shell I get an infinite loop because of my .cshrc file. I want to use a newer gcc version in CentOS so I have: set X="...
1
vote
0answers
510 views

Including pip-installed libraries on emacs python shell

I recently found out you can run python from emacs (Python Mode -> py-shell) and I've been running my scripts through the py-shell due to only needing to C-c C-c, but I've been running into a problem: ...
6
votes
5answers
3k views

How to start python shell in appropriate working directory?

If I am editing a python file, and start a python shell using elpy-shell-switch-to-shell the process appears to set the working directory as the containing directory of the file. However, the file ...
1
vote
0answers
128 views

`pushd` command for shell buffer

In an interactive shell, I have a script I run that changes my directory (via pushd) and then launches an interactive program. At this point I issue M-x cd and provide Emacs with the new directory ...
0
votes
1answer
114 views

How to run `gprolog` under an Emacs sub-process shell?

I'd like to run the gprolog interactive interpreter in an Emacs sub-process shell (started with M-x shell). The interactive interpret starts without a problem, but it does not respond to some ...
3
votes
1answer
303 views

Wrong indent with emacs 24 and 25 in shell-script-mode?

I get the following indentation for my bash script for i in *; { echo $i } echo done The last indent is wrong and should be zero spaces. How can this be fixed?
0
votes
3answers
674 views

What does trailing dash mean in the shell command parameter list?

This question is related to the solution nanny provides to the xml beautifying problem on this answer: How to prettify/format an XML buffer? This works for me on Emacs 24.5 on Windows, but I want to ...
1
vote
1answer
378 views

Startup script for term-mode

In the documentation for shell-mode: Emacs sends the new shell the contents of the file ~/.emacs_shellname as input, if it exists, where shellname is the name of the file that the shell was ...
0
votes
3answers
298 views

How can I start a server in the background from a source code block without freezing emacs?

I am creating several org-mode documents to track code example and would like to be able to view the results of tangling or executing these code blocks in a browser. In the example below, I've created ...
0
votes
0answers
27 views

dired function i wrote passes only current marked folder at point, can i send all marked folder?

i have this simple function i wrote (tbh i have zero coding skills.i gathered stuff from the web :)): (defun z/dired-media-filebot (file) (interactive (list (expand-file-name (dired-file-name-at-...
2
votes
1answer
455 views

How to send *shell* stdout directly to kill-ring?

Suppose that I have a *shell* buffer (i.e. a subordinate shell, started with M-x shell). Suppose also that at this shell's prompt, I can execute some command foo that sends some output to stdout. I ...
1
vote
0answers
387 views

ansi-term changes in line-mode not registered after char-mode

Here's the situation. I start M-x ansi-term, which launches it in term-char-mode. I type the following: echo "hello world" and press RET, which outputs on the next line the expected output hello ...
0
votes
1answer
127 views

How to run rspec from the emacs shell?

I'm following an entry-level tutorial on rspec here, and I've created a very simple test at spec\lib\zombie_spec.rb: require "spec_helper" describe "A Zombie" do #Your 'examples' (tests) go here. ...
3
votes
0answers
928 views

How to get Powerline colours working in Emacs Shell/Term mode?

I have recently started using Spacemacs instead of VIM, because of great VHDL mode. In vim (neovim) I used to use VIM as terminal emulator. In Emacs I have encountered a bit of strange colour ...