Questions tagged [commands]

Commands are functions that can be invoked interactively either through `M-x` or by a key binding.

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33 views

How can I disable a function when another function is triggered? [on hold]

How can I disable counsel-find-file during dired-do-copy and copy-file.
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3answers
259 views

Is there a way to make the “o” keypress of other-window <C-x><C-o> repeatable?

Question is as stated in the title. Instead of using various packages for switching windows, it might be simpler to make <C-x><C-o> behave like <C-x><C-+>, such that repeated ...
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Memory Profiler reporting error upon profiler-report

After calling profiler-report after doing profiler-start and selecting mem I get the following error: maphash: Wrong type argument: number-or-marker-p, unbound Any Idea why?
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1answer
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How to write a command which uses the prefix argument AND some strings

I want to write a command which uses a prefix argument and reads some strings. I know both parts individually: (defun xtest(arg) (interactive "P") ... reads the prefix arg. (defun xtest(t1 ...
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3answers
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How to get the argument from previous use of `command-execute`?

I want to automatically rename the buffer name of compilation mode. The default name is *compilation*. Let's call my new compilation command my-compile. So supposing we run my command like this: M-x ...
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35 views

`vc-root-dir` is not a valid command name

Trying to use the vc-root-dir function on Emacs gives the error message vc-root-dir is not a valid command name On inspecting vc.elc as found by locate-library the function appears to exist as a ...
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1answer
24 views

how to use this-command and last-command in tests?

I have a usecase for this-command and last-command, because I'd like a double invocation of a command to behave differently (it's an indenter, FWIW). Some manual interactive experiments suggest that ...
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1answer
36 views

Custom command like execute-extended-command

I want to implement a custom M-x (execute-extended-command). This time real skeleton-coding (crying) (defun gbq-extended-command (inst) (interactive "sgbq-X ") (cond ((equal inst "eob") (end-of-...
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Call an interactive function without asking for user input [duplicate]

I would like to call an interactive function that requires user input (projectile-test-project, for instance) by using a predefined argument and therefore executes without asking the user anything. I ...
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1answer
53 views

Emacs custom command help

I am pretty new to Emacs. Could someone please help me to write a custom command which I can add to my init file? It would do the following: Split the screen vertically to get two windows. Check if ...
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2answers
240 views

How does `C-x z` work?

Specifically, the keyboard event C-x, following by N z characters, will repeat the previous command N times. I do not understand how this can work. As far as I understand, after the input event C-x z,...
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1answer
68 views

What function does C-x invoke?

I learned that M-x invokes command execute-extended-command. Extended commands - GNU Emacs FAQ What command does C-x invoke? I looked through the reference but failed to find the answer.
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1answer
65 views

Binding a key sequence to a key sequence instead of a command

In my .emacs, I tried to use (global-set-key (kbd "M-r") (kbd "C-x r j") so I can use M-r to jump to a register. However, doing this and using the command gives After 0 kbd macro iterations: Args ...
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1answer
79 views

How to disable C-<number>

I don't know the name of the command C-<number> <entry> to repeat the <entry>, <number> times. For me it is more annoying than useful, several times I have accidentally ...
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2answers
64 views

Count the number of paragraphs

There are plenty of ways to count lines, words, and characters in Emacs. For instance, invoking M-= (AKA count-words-region) does that very thing on a given region. However, I am having trouble ...
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1answer
74 views

Create a command or key binding for closing code blocks

In AUXtex there is the key binding macro C-c ] which closes the lowest current TeX environment. For example \begin{equation} ... would be closed (by putting an \end{equation} on a new line after ...
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1answer
802 views

Why can't I bind my function to a key or call it with M-x?

I wrote a function, and I want to call it via M-x, and bind it to a key. This is my function: (defun my-function () (message "This is a great function")) If I try to call it with M-x my-function,...
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How do I define a function in my init.el and make it available with M-x? [duplicate]

I have the following function, which does what it says on the tin -- swaps the values of the ns-alternate-modifier and ns-right-alternate-modifier variables. (defun swap-left-and-right-alt () "Swap ...
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2answers
168 views

how to define an evil-operator to move forward/backward a text-object?

I am trying to define a function that moves to the begin/end of current text-object. First - I define an operator: (evil-define-operator evil-forward-text-object (beg end type) "move to end of ...
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1answer
47 views

how to get region start and region end from the whole buffer as variables to call another func

(defun buffer-to-shell() (let (buffer mark-whole-buffer))) (shell-command-on-region start end "sed s/foo/bar/") ;; start, end not defined ) As you might see there are undefined variables start ...
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1answer
27 views

repeat string-inflection command

I would like to repeat M-x string-inflection-camelcase on several words. For example in: foo_bar baz qux-quux quuz CORGE_GRAULT GARPLY I place my cursor on foo_bar and then enter M-x string-...
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1answer
63 views

How to `transpose-chars' backwards

I'm trying to make a trivial function that simply transposes chars backwards. This is what I got so far: (defun jd:backward-transpose-chars () (interactive) (transpose-chars -1)) (define-key ...
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1answer
100 views

insert a single character

My goal Write code in my init.el file so that from now on, M-v will just print the BELL character (character number 27 in hexadecimal) instead of scrolling down as it does by default. My failed ...
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3answers
327 views

How show minibuffer's history of commands

windows 10, Emacs 25.1, Helm I open buffer scratch and execute 3 commands sequence: M-x I-search helm-occur replace-string here sreenshots: Nice. It's work fine. But now I want to show in list ...
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1answer
37 views

Emacs execute keymap entry

Emacs defines a fair variety of objects that can be bound to keys, with e.g. global-set-key. (The canonical list can be found here). I would like to simulate the invocation of a keymap entry. For ...
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dig.el broken when invoking with type? How to fix?

Running emacs 26.1 on window using bind tools x64 9.13. When I M-x dig heise.de MX it seems the question gets mangled: ; <<>> DiG 9.13.0 <<>> heise.de MX ;; global options: +...
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2answers
320 views

How can I pass the NO-LINE-BREAK argument to base64-encode-region in M-x?

I'm editing YAML files where I have to frequently encode and decode base64 values in a buffer. base64-encode-region and base64-decode-region are perfect for this, but very long strings get encoded as ...
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1answer
139 views

How to scroll back through the command line history in the Emacs interactive subshell?

Let us say in the interactive subshell I run these commands: command_a command-b command_c ... command_z I type M-p to go back to command_z. But how can I scroll back the history of commands until ...
4
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1answer
425 views

Display corresponding key binding of command during M-x completion

As an example, when I use M-x save-buffer Emacs says in the minibuffer: You can run the command ‘save-buffer’ with C-x C-s I'm using Swiper/Ivy; I want to know if there is a way to instruct Ivy to ...
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1answer
36 views

How to find all active bindings which act on a region?

As explained https://emacs.stackexchange.com/a/733/ C-h b lists all bindings available in a buffer. Is there a way to list all bindings which act on a region? For example C-w (kill-region) is one of ...
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1answer
184 views

Call function interactively and set initial content

I would like to call a function (find-file) interactively and then set the initial content of the mini buffer to my server's home folder. I got as far as using call-interactively, but after that I'm ...
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3answers
527 views

lazy find/search for commands within emacs

Is there a way to do a lazy find/search within EMACS, for commands using their description? Something in the lines of: Say I am looking for how to add indent to org mode I suspect there is a ...
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0answers
224 views

Interactive lambda functions [closed]

How do I create interactive lambda functions? (use-package general :ensure t :config (general-evil-setup t) ;;(setq general-default-keymaps 'evil-normal-state-map) (general-define-key :...
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1answer
57 views

How to specify a command that should be called by #'repeat?

I want to create a command that, when you call it for the first time, it's executed normally, but when you repeat it with C-x z, some other command is executed and the original command is never called....
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1answer
291 views

Wrong type argument: commandp cscope

My question is how to let the command SPC-m-c-Cget the function name automatically? I am using 0.200.10@25.3.1 (spacemacs), on Ubuntu 16.04 64 bit I am using cscope layer, it is great but with one ...
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1answer
167 views

How to use unread-command-events variable?

I want to generate some input from my command programmatically. I have tried using unread-command-events variable for that, see: (defun unread_test () "Repeat input after toggling input method" (...
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1answer
40 views

How to create a command that runs all of those functions on the current buffer?

I'm a total noob so be patient with me. I wrote a piece of elisp code that reads a .csv file (FILE.CSV) on which every line has the format Key, Value It composes a mail using the keys and values in ...
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1answer
76 views

Emacs Lisp Error when called as command but works well when called as function

https://github.com/Cheatinikle/Spacemacs-settings/blob/master/emacs-package/preetest-mode.el This is my full source code, and 'just-utils package is also included in the repository. The problem is, ...
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0answers
112 views

How to change the command for comment toggling

spacemacs with Evil uses gcc to toggle whether a line is commented or not. I'd like to change it to ,cc. How should I go about this in my .spacemacs file?
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1answer
118 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
70 views

how to fixup line breaks?

I'm looking for a command that behaves similiar to fixup-whitespace, but I want it to also remove line breaks between objects around point.
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1answer
111 views

Command abbreviation

After running M-x magit-status Emacs provided me this suggestion in the mini-buffer: You can run the command ‘magit-status’ with M-x m-stat RET Is this a built-in feature of emacs? If not, does ...
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1k views

How to find out what command I just accidentally ran with a keyboard shortcut?

Is there a place where emacs stores commands the user has recently executed, in particular via keyboard shortcuts, and if not, would it be possible to tell it to store them somewhere? I sometimes type ...
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1answer
77 views

deactivate active region after `eval-region`

I do the following to activate the region and evaluate it M-x spc to begin mark C-n C-n C-n M-x eval-region The region is still active (highlighted) after the eval-region is performed. I would ...
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2answers
70 views

how does optional argument `ALLOW-EXTEND` in `mark-word` work?

I am switching from VIM to Emacs for just a couple weeks and trying to write some Elisp. Having difficulties to adapt, I am exploring different options to do marking and reached this function. (defun ...
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1answer
211 views

Equivalent to the ViM :smile command

In ViM, there is a :smile command that displays lighthearted ASCII graphics of a figure that smiles. Is there an equivalent command available in Emacs?
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2answers
294 views

C-g has stopped breaking out of commands like `C-x C-f` and `M-x` in graphical emacs-25

I have always used C-g (ie keyboard-quit) to break out of commands like M-x and C-x C-f. At some point not too long ago this stopped working. All that happens is that Quit flashes in the minibuffer ...
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3answers
85 views

Finding Numbers in Brackets and Summing Them

QUESTION: How can I make an emacs command M-x sum-the-brackets that scans highlighted text for all occurrences of [ <number> u ] and [ <number>u ], and sums them? EXAMPLE: Selecting ...
2
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2answers
108 views

How to limit when yasnippet fires?

I found that yasnippet suggests using this code to limit it to only expand when the trigger text has just been typed: (setq yas-expand-only-for-last-commands 'self-insert-command) Unfortunately when ...
4
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1answer
58 views

What keystrokes brings up the prompt to issue Lisp commands?

I am editing a file and I want to set the tab width (more likely the indent width) to 2 and I have come across a command (setq tab-width 2) but when I use M-x (i.e. Alt-x) on my system and I enter (...