Questions tagged [shell-command]

is for executing shell commands from Emacs (the default key binding is `M-!`). Shell output is shown in the echo area if it fits, in buffer `*Shell Command Output*` otherwise. Emacs comes with many supporting facilities for executing shell commands, including interactive execution, selective execution on a region, history cycling, directory tracking, connecting to serial ports, emulator options, and specifying remote hosts.

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1answer
39 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 ...
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24 views

In emacs term-mode (not shell-mode), how can we edit a command just like we type C-x C-e in real terminal

In real terminal, if we type C-x C-e, we can edit a typed command using an editor. Could have similar function in emacs term-mode? After typing a shortcut, I would like to edit the current command ...
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13 views

How can the results of an emacs function be spliced into a shell invocation?

I am trying to search using grep but in a number of non-nested directories so I need to pass the directories to search through some emacs functions. Some of the functions I have in mind are: The ...
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13 views

How to get Spacemacs to do Tmuxinator style custom layouts that execute shell command on load?

Using tmuxinator with Vim/Tmux, it's possible to define a custom YAML layout with multiple windows that execute shell commands automatically as they load. For example: name: my-project root: ~/...
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1answer
26 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 ...
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2answers
62 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 ...
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2answers
56 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 (...
4
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1answer
56 views

Send content of region or current line to a tmp file, then execute shell script with filename as argument

I am transitioning to Emacs with evil-mode after years of Vim. For work reasons I have to use a GUI statistics program (Stata) frequently. This program does not integrate well with external editors. ...
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1answer
47 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 ...
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2answers
50 views

Inhibiting `finished:` message from `async-shell-command`

Running (async-shell-command "echo test") prints echo test: finished to the echo area upon completion. I am running a function in the background on a loop with a special handler, and the message is ...
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2answers
50 views

How can I get the list of recentf files from bash / cli?

How can I retrieve the list of recent files in bash? I'd like to get this set of files so I can use it with rofi. I could manually parse the data file that looks something like: ;;; Automatically ...
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1answer
161 views

Almost working smoothly attempt to get terminal Emacs to copy to clipboard

I'm running this emacs GNU Emacs 25.2.2 (x86_64-pc-linux-gnu) of 2017-09-22, modified by Debian directly in a Gnome terminal by calling emacs, which is actually a link to /etc/alternatives/emacs. ...
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2answers
152 views

Multiple async-shell-command commands in sequence

What is the correct way to run multiple async-shell-command invocations serially? For example, this will execute all at once. (progn (async-shell-command "echo 1; sleep 1") (async-shell-command ...
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1answer
47 views

Sudo caching on compilation mode

There is a command I run very often using compile that must be run as sudo. I wanted to achieve something similar to the 5min caching of sudo in a shell: if I keep running the command in intervals ...
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2answers
79 views

Split command line into a list of arguments

How do I take a string giving a shell command line such as: "program arg1 arg2 \"long argument with spaces\" arg\\\"3" and turn it into a list of unquoted arguments like: ("program" "arg1" "arg2" "...
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0answers
74 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 ...
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1answer
55 views

Change async-shell-command with a synchronous command keeping the dynamically displayed buffer

I have this snippet of code: (async-shell-command (concat "perl myscript.pl " (buffer-name)) (read-string "RETURN: ") (with-temp-file "file.new" (insert-file-contents "file.new") (perform-...
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2answers
139 views

shell command on region with process substitution

If I want to execute a shell command on a region I know I can use shell-command-on-region via M-|, what if the command I want to redirect my selection does not accept redirection to it's standard ...
2
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1answer
97 views

Making custom shell command function have popup buffer showing std-out

I'm customizing spacemacs for my workflow. I'm new to elisp and can't figure out how to do this after looking at other functions in .el files and other posts. Basically, I wrote an elisp function ...
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1answer
642 views

Run elisp when `async-shell-command` is done

I want to run some Elisp when my command executed by async-shell-command terminates. How can I do this? Does it have completion hooks?
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1answer
393 views

Differences between cmdproxy.exe and cmd.exe

What is the difference between: (call-process "cmdproxy" nil "foo" nil "/c" "dir") (call-process "cmd" nil "foo" nil "/c" "dir") ? I seem to get exactly the same results in Emacs 25.1 on ...
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1answer
121 views

Calling shell-command from org-capture-templates to scrape verb conjugations

I want to use org-capture-templates to scrape french verb conjugations from the web and insert them into an org-file to use with org-drill. I have a (functioning) scraper that gets the desired data ...
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1answer
705 views

Saving to clipboard in a Python script running as shell command

The following python script successfully copies a given string into the clipboard when run from Ubuntu shell: import os text = 'The text to be copied to the clipboard.' os.system("echo -n {s} | xsel -...
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2answers
140 views

How to run a previous unique command in an Emacs shell (without repeats)?

In Emacs shell, is there a command similar to M-p but which would skip repeated commands? That is, it would go to the next different command. Similar to regular Linux terminal. So if I were to run: ...
5
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1answer
166 views

Asynchronous version of shell-command-on-region?

I have a problem which is very similar to this one. I have some text that I'd like to listen to with macOS's say utility. Unfortunately, Emacs locks up when I use shell-command-on-region because it is ...
5
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1answer
261 views

xclip hangs shell-command

I like to use the xclip utility to capture the output of commands on the clipboard. However, when I try to use it with shell-command it seems to hang. In a "normal" shell I can run a command such as ...
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1answer
59 views

is there a shell-command-at-point

This is a bit of a long shot, but I'm going to ask anyway. Kinda similar to what dired-at-point and find-file-at-point When point is inside a .txt file on a line like this ls -la /tmp/ When point ...
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1answer
113 views

How to improve the `M-! command` output

I found this really cool in emacs M-! t t is ~/bin/t, and runs tests for whatever thing I'm working on. I added ~/bin/ to my /etc/path.d/, and I always use emacs -nw. My issue is, the command ...
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1answer
86 views

Best way to test output sent to a buffer

I'm writing an emacs package for Pipenv and the spike solution uses sync shell calls, which is not desirable for general usage. I'm now changing calls to be async (make-process) and for output to go ...
0
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1answer
290 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 ...
4
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1answer
139 views

How to make “shell-command-on-region” display output as a message on a non-zero exit code?

I'd like to replace my selection with the output of a program, an annoyance is - when there is an error, the error replaces my text. Is there a way to check the exit code and only replace the text if ...
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2answers
140 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 ...
0
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1answer
79 views

How to paste to another app from a shell script

I've been getting very vexed by the following. Goal: Take the clipboard contents and paste them into another application by using a shell script called by Emacs, followed by a Return. [This is for ...
3
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1answer
564 views

Using `emacsclient` as `git config core.editor` and invoking `git commit` as `shell-command` in Emacs?

I am trying to use Emacs 25.1.1 (graphical version, Windows 10) as both the primary editor and the editor for git operations. In my workflow, I invoke git through M-x shell-command. I tried the ...
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0answers
59 views

Problem execution scope org-babel in shell on windows 8

I just discovered that in order to run a sequence of shell commands under the same scope (same shell session) I have to add a hash at the end of the line. Example When I try to run the following ...
4
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1answer
146 views

Refresh `async-shell-command` buffer

When I run a command with async-shell-command, sometimes I would like to quickly rerun the command. I can do this by running async-shell-command again and using M-p to cycle backward through history, ...
1
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1answer
91 views

filter log output to Emacs buffer

I want to write a elisp script to filter a log command to output specific logs only. The log command will never exist till user press 'C-q'. The log output will be filtered by regex such as "test.*". ...
1
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1answer
636 views

How to execute a command on the selection (shell-command-on-region) in evil mode, without losing the selection?

I'd like to use shell-command-on-region on the region, in a way that keeps the selection, even in the case the length of the output changes, and works in regular emacs and in evil mode? Note, I've ...
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1answer
122 views

Execute shell command and then some text into document

I have a python script ss.py that gets a screenshot from a connected device and puts into particular dir. From terminal I run it with the target path as an arg: $ python ss.py {document-name}/{image-...
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1answer
274 views

Async shell command can't find command

I have installed the Rust programming language (Debian). Now i can compile and run programs from terminal (with the cargo build and cargo run commands), but not from inside emacs. The cargo compiler ...
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4answers
514 views

Command to Run (Eval) “Hello World” in ELISP on Eshell?

I am new to Emacs and ELISP A file (message "Hello World") saved as hello.el. Now, how to run (evaluate) this file on Eshell? ~/Documents $ ....... hello.el
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1answer
203 views

Shell's “read” command in an elisp script

How can I get the shell's read command working (prompting for the input) in an elisp script? I have (shell-command "read -s-p \"Enter Password: \" PASSWORD") but it doesn't prompt anything.
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1answer
251 views

How to mix eshell and elisp code

If I'm in eshell I can run elisp commands cause I'm in an elisp runtime (mapcar (lambda (x) (* x 3)) (list 1 2 3)) (3 6 9) I can also run "shell" commands such as git status. But what if I wanted to ...
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1answer
439 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 >&...
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1answer
357 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 ...
3
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1answer
70 views

Show top of *Async Shell Command* buffer

Is there a way to get to the top of a buffer that is not necessarily active? What I want to do is run a shell command on the word at point and then show the top of the output in the *Async Shell ...
5
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4answers
1k views

Get output of external command in the buffer

How do I get the output of (shell-command "df") (or some other more complex command, that I don't want to retype often) in the current buffer? I run it by typing C-c p after it, but then it opens ...
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1answer
202 views

How to use an external command to modify selected words and lines?

Something I've found useful in other editors is the ability to: take the selected text run an external command and pass the selection to its stdin take the external commands stdout and replace the ...
3
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0answers
193 views

Shutting down computer from emacs killing gracefully emacs itself

I am using EXWM on Arch as my windows manager. Substantially my startx launches exec dbus-launch --exit-with-session emacs so I am running only emacs and living inside it. I would like to define a ...
2
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1answer
691 views

How to run sudo commands using shell-command?

When I run any sudo command using shell-command—for example, (shell-command "sudo ls")—I get the following error: sudo: no tty present and no askpass program specified How can I get around this? I'm ...