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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1answer
22 views

How to show colours and clear when running React development server in eshell?

Here is how the usual Ubuntu terminal looks when you run the React development serving using npm start and make changes to your source: Say the server was already running and you tried to do npm ...
4
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1answer
195 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 ...
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0answers
14 views

shell blocks chaining with :post-processing calls and using stdin to create “filter” blocks

To increase modularisation of my emacs code blocks I'm attempting to factor out common functionality into separate function blocks. I'm running into difficulties with chaining :post calls, and using :...
0
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2answers
27 views

How to save and execute a python file?

I do not prefer python-mode. I would like a generic way so that I can understand emacs. I wish the file be saved and python file command then be run as if in a shell.
4
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2answers
912 views

Execute current line in shell

I often find myself copying commands line by line from an emacs buffer to my terminal. How do i bind a shortcut which sends the current line/selection in emacs to my gnome-terminal?
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0answers
13 views

Emacs continuously asking for input and not sure what is the cause

I have this function implemented to basically compile and run the cpp file I am writing. Some files needs input (cin) so running this function will not stop and would continuously showing this message:...
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0answers
22 views

Run elisp function from console against running emacs daemon?

If I have an emacs daemon already launched (which loads my config functions, etc) via $ emacs --daemon then how can I run (from linux console) some arbitrary elisp? In my case I'd like to run (org-...
0
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2answers
110 views

Break (C-c C-c) in ESS-remote R shell

I am running my R scripts on a remote shell using M-x shell ssh -X -C name@server.edu srun -p nodeX --pty R (slurm command to start R) M-x ess-remote and select 'R' everythink works fine, until I ...
2
votes
1answer
349 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 ...
6
votes
5answers
2k 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 ...
0
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1answer
22 views

always prompt for default directory when opening interactive subshell

When I invoke C-u M-x shell while visiting a local file or scratch buffer, emacs does not prompt me to enter the default directory for the shell. But if I'm visiting a remote file or directory ...
1
vote
1answer
110 views

How to mount/unmount devices?

I'm interested in mount/umount usb and other devices directly from emacs. In many file mangers (like nautilus) the devices are automatically discovered and indicated with an icon, it's possible to do ...
1
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1answer
114 views

Run custom bash functions with M-!

I have a few custom bash functions that are defined is some file and are made available to me in regular terminals via the line . "/path/Custom Bash Functions.sh" in my ~/.bashrc. However, Emacs ...
1
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0answers
204 views

Can't run Windows 10 Bash with ansi-term

I've got this error, when running M-x ansi-term C:/Windows/System32/bash.exe RET Spawning child process: invalid argument after running M-x debug-on-entry RET start-process RET when running M-x ...
0
votes
1answer
66 views

Emacs / Projectile complains about no job control with Bash/terminal

I use Emacs 27.0.50 on Ubuntu 18.04. Fish is my default shell. When a file from a directory with .git is being loaded into the buffer, I'm trying to start projectile-find-file , I see the following ...
3
votes
1answer
38 views

Chronos cannot speak French

I changed chronos-text-to-speech-notify acording to https://github.com/dxknight/chronos/issues/2. My Chronos config includes this: (setq chronos-text-to-speech-program-parameters "-s 50 -k 1 -a ...
1
vote
1answer
51 views

How to format shell commands run from Dired?

I want to execute a formatted shell command on a file from within Dired. I am aware that I can use dired-do-shell-command to run a shell command on a selected file file by entering ! <command> ...
0
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0answers
10 views

Shell 2 shows shell 1 Filename/Process

This has bugged me on and off forever. Why does my Ibuffer show shell<1> in the Filename/Process column for buffer named *shell*<2>? MRL Name Size Mode ...
37
votes
2answers
7k views

Weird shell output when using IPython 5

I just upgraded to the latest version of IPython and now something is wrong when using it in emacs. When using it in a regular terminal it works fine (colors, tab-completion, etc.), however either ...
1
vote
1answer
75 views

How to remove message `Indentation setup for shell type sh`

I open shell files at startup and often get this in *Messages*: Setting up indent for shell type sh Indentation variables are now local. Indentation setup for shell type sh All my files cause this ...
6
votes
2answers
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.
8
votes
2answers
1k views

How to force an org-babel session to reset or initialize?

If I run the following babel shell blocks #+BEGIN_SRC sh :session one :results output ssh staging #+END_SRC #+BEGIN_SRC sh :session one :results output hostname #+END_SRC Org creates a shell ...
0
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0answers
32 views

Skim: search backward generates shell buffer in Emacs

I have configured forward and backward search between Emacs and Skim (MacOS) for my LaTeX work. While the search works fine, every time I do an backward search from Skim, an additional shell buffer ...
0
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0answers
46 views

run shell command interactively and insert final output into main buffer

I'm something of an Emacs newbie. I would like to run a shell script I've written and insert the output into the buffer I'm working in. But the script requires some interaction, so ideally I'd like ...
1
vote
1answer
75 views

how to enable pager like behavior in a shell buffer?

I can't believe I'm saying this, but one thing that is "nice" about windows cmd is the pager. When I do man grep in a bash shell inside emacs buffer it spits out the entire content at once. Is there a ...
1
vote
1answer
65 views

How can I tell when non-interactive bash process is done executing a command?

I'm trying to write a different shell command line interface where the input line stays at the top. Output of previous commands should stack below: > INPUT LINE LAST OUTPUT (of command 1) ...
0
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0answers
56 views

Emacs shell slow compile

So I've been searching around for this particular problem and apparently I found no solutions. There are posts on reddit about this: https://www.reddit.com/r/emacs/comments/3scsak/...
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0answers
14 views

(comint-magic-space) in Eshell

I like to interact with the history of my bash commands. For instance, !?python would run the last command that contains python. Since the outcome is quite unpredictable, I often expand it before ...
0
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0answers
24 views

Is there a way to speed up emac's “shell” mode?

I am new to emacs. I know we can open a shell, eshell, or term with M-x shell, M-x eshell and M-x term. I have a program that needs to run make then run. On an external terminal app, I am on XFCE so ...
0
votes
2answers
63 views

1 single custom command to compile and run executable

In my emacs init file, I have this: (add-hook 'c++-mode-hook (lambda () (set (make-local-variable 'compile-command) (concat "g++ " buffer-file-name)))) Then, ...
0
votes
1answer
63 views

send custom commands to shell

I have just joined the Emacs church. I would like to know if the following can be done. Say I have a project folder, I would like to run some custom commands that tie to some keyboard shorcuts for ...
3
votes
3answers
138 views

How to determine which program is running inside an emacs shell buffer?

I have an emacs shell buffer which may or may not be running a certain interactive program such as ftp or python. I wish to write a lisp function which will interact with this program, but I would ...
1
vote
1answer
63 views

M-x shell's M-r doesn't search bash_history

All, When I in the emacs shell (run by M-x shell) and press M-r, it only search a very limited command history and doesn't search the bash_history file. But it is said Emacs shell will read my bash's ...
1
vote
1answer
82 views

Elisp: How to accumulate function return into a list

I have this small snippet of Elisp code that decodes kernel traces: (defvar projbase "/my/proj/base") (setq my_shell_output (substring (shell-command-to-string (concat "/home/demetra/scripts/...
0
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0answers
18 views

In a terminal (not in Emacs), how can I use emacs helm/swipe to choose old shell command from bash_history?

In a terminal, we can use C-r to search a command from bash_history, but it is far less powerful than the Emacs package like helm-swoop or ivy-swipe. How can I use a shortcut in terminal (e.g., C-r) ...
4
votes
3answers
681 views

dirtrack mode with fish-shell

I recently started using the fish shell. I tried using it in term-mode in Emacs. One characteristic of this shell is that it shortens the current working directory before printing it as the prompt. ...
0
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0answers
38 views

How do I generate a swiper like list from a custom input?

I need help with creating a tool. So I have some lines selected by a region, that I need to feed line by line to a shell/python script. The output of shell/python script will be of the form: 0xabcd ...
2
votes
1answer
65 views

How do I make file paths clickable/navigable in Shell as described in the documentation?

For the life of me, I cannot get this functionality to work: https://wikemacs.org/wiki/Shell#Make_file_paths_clickable I've run (add-hook 'shell-mode-hook 'compilation-shell-minor-mode) in my .emacs ...
0
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0answers
128 views

How to execute a shell script inside of emacs?

I simply want to execute the whole file I am editing right now in a small shell buffer just like I can run my python script. How can I do this?
1
vote
1answer
52 views

Select *Input History* buffer

The Emacs *shell* has a nice command history accessible via C-c C-l (comint-dynamic-list-input-ring). However, in classic Emacs fashion, the *Input History* buffer which displays the history is not ...
0
votes
1answer
107 views

How can I set the default shell in spacemacs (Evil mode) when executing commands in a buffer?

I've downloaded spacemacs (configured with Evil mode) on a Windows PC and would like to use bash or wsl as the default. Example: Open the evil-tutor and execute command :!ls Desired Behaviour: I ...
4
votes
2answers
69 views

How to pipe large files through fold before opening?

On a regular basis I need to open files that have really long lines, which unfortunately causes emacs to grind to a halt. My understanding is that this is a long-term issue with the renderer. I've ...
2
votes
2answers
57 views

How to append an argument to an external command in init.el?

I 1must append a config file to 2package command, required as -p puppeteer-config.json. In my init.el, I tried changing the native command as shown below: From: (setq ob-mermaid-cli-path "~/...
1
vote
2answers
84 views

Multi-processing via TRAMP with asynchronous shell commands

I found the following code in TRAMP: (defun tramp-adb-handle-shell-command (command &optional output-buffer error-buffer) "Like `shell-command' for Tramp files." (let* ((asynchronous (...
3
votes
1answer
62 views

Spawn a bash outside emacs?

I am trying to spawn a shell outside emacs, not in a buffer. I have tried (start-process "firefox" nil "firefox"), wich does start a firefox process outside emacs, but when i tried (start-process "...
1
vote
1answer
962 views

Windows 10 + Emacs shell--can't run processes from eshell; unwanted cmd windows open

I've been upgraded at work to a Windows 10 machine, from Windows 7. Apparently, this has caused problems. First, eshell doesn't seem to be able to launch windows processes anymore. I get "Spawning ...
0
votes
1answer
55 views

How color specific text in shell?

Windows 10 (64 bit), Emacs 26.1 Here Windows console. Result of build my project: gradlew assemble here result: as you can see text BUILD SUCCESSFUL is on green color. Nice. Now same on Emacs's ...
1
vote
1answer
80 views

How to make *Shell Command Output* buffer scroll to the end?

I often execute shell commands via M-! and their output is then shown in the buffer *Shell Command Output*. How can I make this buffer display the end (rather than the beginning) so that I can see ...
0
votes
2answers
393 views

Tramp hangs in “Waiting for prompts from remote shell”

new emacs user here. I'm trying to get tramp to work but can't figure out what's wrong. I do: M-x councel-tramp select /ssh:myserver But I just get "Waiting for prompts from remote shell" and it ...
3
votes
1answer
325 views

How to force new `shell` to appear in current window?

Whenever I run M-x shell, a buffer appears almost randomly somewhere - splitting current windows as it sees fit. I cannot work out the logic behind it. The docstring says: (shell &optional ...