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Questions tagged [ansi-term]

is for the Emacs ansi terminal emulator. Emacs supports ANSI-standard VT100-style escape sequences recognized by such modern terminals as xterm. `M-x ansi-term` command starts a terminal, which by default runs in a sub-shell in a buffer named `*ansi-term*` with `term-mode`.

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28 votes
1 answer
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What are all the ways of launching a shell from inside emacs and what are their various properties?

I know of at least four possibilities: eshell term ansi-term shell What's the complete list of tools built-in to emacs to launch a shell, and what benefits and drawbacks do they offer?
Trevoke's user avatar
  • 2,450
16 votes
1 answer
2k views

Getting more than 8 colors in a terminal emulator inside Emacs

My understanding is that ansi-term only supports 8 colors (a good discussion of this in reddit here). Meanwhile, an increasing number of terminal emulators (e.g. tmux or iTerm2 in OS X) support True ...
Amelio Vazquez-Reina's user avatar
12 votes
1 answer
2k views

Automatically update default-directory when PWD changes in shell-mode and term-mode

Are there any options or packages which cause default-directory to be updated if the working directory changes in shell-mode and term-mode? I.e. when using cd, but the solution would have to be more ...
tarsius's user avatar
  • 25.8k
10 votes
1 answer
1k views

Stray trailing 4m before prompt with Zsh in M-x ansi-term

I recently read Running Shells in Emacs, and spend some time to adapt my elaborate Zsh prompt to work with the limited capabilities of M-x shell and M-x ansi-term. Following this effort I'm now ...
user avatar
9 votes
3 answers
2k views

Any way to make prompts and previous-output uneditable in shell/term-mode?

This is admittedly a superficial question. Although ansi-term starts out behaving correctly when I first open it, it seems to degrade into an 'editable' mode after a few commands, e.g., when I do C-a ...
iceman's user avatar
  • 1,088
6 votes
3 answers
2k views

locale when launching Emacs.app on OS X

I'm running OS X Yosemite and Emacs 24.3 from Homebrew. The locale setting for my user is: LANG="en_AU.UTF-8" LC_COLLATE="en_AU.UTF-8" LC_CTYPE="en_AU.UTF-8" LC_MESSAGES="en_AU.UTF-8" LC_MONETARY="...
pwalsh's user avatar
  • 245
6 votes
2 answers
1k views

How to define a function that calls a console process using ansi-term?

I'm using Julia within emacs, and I've found that despite the existence of ess and julia-mode, the best way for me to do that seems to be to use ansi-term and execute: ipython3 console --kernel=julia-...
Zorgoth's user avatar
  • 840
5 votes
1 answer
4k views

Can't use M-x in ansi-term mode

When in ansi-term, i can't use M-x, the keyboard shortcut doesn't do anything. Does anyone know how to fix this?
unskilledidiot's user avatar
5 votes
1 answer
928 views

How to copy command output in ansi-term mode?

In ansi-term mode, is there a way to copy the command output? This is quite easy in eshell, but sometimes eshell behavors not exactly the same with bash. For example: eshell doesn't know how to auto-...
Nick's user avatar
  • 4,493
5 votes
0 answers
1k 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 ansi-...
jcubic's user avatar
  • 743
5 votes
0 answers
812 views

FZF broken displaying in emacs terminal

I'm struggling to run fzf in emacs but cannot figure out whats my problem. When I run fzf - and start typing - text gets mess up, similar to this: I tried run fzf in term, eshell, ansi-term, multi-...
sandric's user avatar
  • 1,271
4 votes
2 answers
1k views

How to make M-x ansi-term behave like M-x shell (opening in new window)?

I use (global-set-key (kbd "C-c a") '(lambda () (interactive) (ansi-term "/bin/bash"))) to open a bash ansi-term. Unlike M-x shell, this "occupies" the whole buffer/frame. I am wondering if one ...
Marius Hofert's user avatar
4 votes
2 answers
1k views

Always enter emacs mode with ansi-term

I have a freshly installed spacemacs installation and I want to make it so that I ansi-term is in emacs mode. However, I try to add (add-to-list 'evil-emacs-state-modes 'term-mode) to my .spacemacs ...
Nathanael Farley's user avatar
4 votes
1 answer
817 views

mutt (and others) in ansi-term - terrible refresh rate

I'm trying to run mutt in ansi-term in the GUI on OS X. The refresh rate is really slow for some reason, so when I try to navigate between emails the result is pretty much unreadable. Has anyone found ...
Greg Nisbet's user avatar
4 votes
1 answer
777 views

How do I configure moving by and deleting words in ansi-term?

In ansi-term's "char run" mode, I can use C-<left> and C-<right> to move around in steps of one word, but as soon as I start typing again, the point moves back to where it was. They work ...
Stefano Palazzo's user avatar
4 votes
1 answer
766 views

Undesirable Cursor Jump After Movement with M-left or M-right in Term-Mode

When I reposition the cursor in term-mode or ansi-term with M-left or M-right, it always returns to its original position (see animation below). Is this behavior standard? Is there a way to change it ...
user avatar
4 votes
2 answers
1k views

Interpret terminal escape codes in generic process output

I'm running a (start-process) which spits out terminal escape codes into a buffer and it looks ugly. Is there a mode that will interpret these codes into colors? Something similar to whatever ansi-...
erjoalgo's user avatar
  • 863
4 votes
1 answer
2k views

Why does the Emacs ansi-term and Emacs shell PS1 prompt not match my system PS1?

I'm running Mac OS 10.10.3; Emacs is complied and installed via Homebrew; I run it as a GUI application and it reports This is GNU Emacs 24.4.1 (x86_64-apple-darwin14.1.0, NS apple-appkit-1344.72) ...
DGrady's user avatar
  • 265
4 votes
0 answers
625 views

Tmux and term-mode

I've been running tmux inside of my term buffer but when I do that there are some issues and the buffer often becomes messed up, with the cursor being in the wrong spot and overwriting text or other ...
Jules's user avatar
  • 1,225
4 votes
2 answers
543 views

Calling emacsclient from ansi-term makes emacsclient hang, how do I get around this?

Sometimes I use ansi-term in emacsclient instead of directly using my shell. When I do this, it is not an infrequent occurrence that I forget where I am and call emacsclient someFile, which freezes ...
Andrew's user avatar
  • 561
3 votes
3 answers
220 views

Reading info files without knowing their path

If I'm in a terminal, I can just type info glibc and get info about glibc. Since emacs reads info files, it's silly to use M-x term to read info files from within emacs. I know you can use C-u C-h i ...
Elliot Gorokhovsky's user avatar
3 votes
2 answers
2k views

How to paste into ansi-term (evil-mode)

I want to copy some text from my browser and paste it into ansi-term. I am a vim user and I want to give spacemacs a try once again. Naturally what I did was: Opening ansi-term by typing SPC SPC ...
goFrendiAsgard's user avatar
3 votes
1 answer
654 views

ansi-term scroll problem on fast output

I use a terminal from within Emacs via M-x RET ansi-term RET. The problem is that when I run a program which echoes a lot of output, ansi-term first scrolls with the output (such that the last line of ...
space_voyager's user avatar
3 votes
1 answer
147 views

Mongo console doesn't behave properly in ansi-term

In ansi-term when using mongo console (or 'repl') control codes do not seem to behave properly. When I move cursor it doesn't get redrawn at a expected location. Instead all entered text get appended ...
user100405's user avatar
3 votes
0 answers
269 views

Output reflow in ansi-term [duplicate]

In gnome-terminal, the output of some commands is automatically "reflowed", in the sense that if the file tmp has content 0000000000 and the terminal has width 9, the output will be displayed as $ ...
user355559's user avatar
3 votes
0 answers
692 views

Terminal Buffer: error in process filter: Invalid face: unspecified

On Fedora 25 with GNU Emacs 25.1.90 (which I am running via an AppImage, you can download it from here and test out your theories as to what's wrong if you would like, remember AppImages will only ...
Josh Pinto's user avatar
3 votes
0 answers
261 views

Emacs 25 + comint + -nw = eaten newlines

I've been building and running Emacs 25 prereleases on a recent Fedora system that I usually access via ssh. I usually run this emacs in a terminal, and I'm fond of using ansi-term inside it. I've ...
Jason Sewall's user avatar
2 votes
2 answers
413 views

Why can't I use my custom keybinding in ansi-term's char mode?

I'm an emacs noob —why can't I use this key (global-set-key (kbd "M-o") 'other-window) defined in my emacs config, in ansi-term char mode? Are all meta keybindings simply passed raw to the ...
edmqkk's user avatar
  • 125
2 votes
1 answer
394 views

Nano not displaying correctly in term and ansi-term

Nano is displayed incorrectly in emacs when using term or ansi-term. This is what nano is supposed to look like (run in an ordinary terminal emulator): This is nano as run from ansi-term: In the ...
Zorgoth's user avatar
  • 840
2 votes
1 answer
823 views

Killing ansi-term says: "... has a running process"

Whenever I kill an ansi-term buffer I have to confirm due to the fact of: "ansi-term has a running process; kill it ?", (even if nothing is running btw). How could I have Emacs killing the term ...
wizmer's user avatar
  • 937
2 votes
1 answer
432 views

Prevent term from asking me which shell to use

I want to use /bin/bash as default shell for term avoiding it to ask me every time. Is this possible?
Francesco Cadei's user avatar
2 votes
1 answer
119 views

How to execute a command in elisp (startup script) whenever a new term is created?

I tried adding hook to term-mode-hook to call comint-send-string: (add-hook 'term-mode-hook (lambda () (comint-send-string (get-buffer-process (current-buffer)) "alias t='echo test'&...
AhLeung's user avatar
  • 1,083
2 votes
1 answer
128 views

How to call lynx on URL inside a program

During my LaTeX typesetting I need to "visually" check if URLs point to reacheable pages. I'd like to do it with lynx in a separate emacs buffer so I wrote this function: (defun urls-check-if-working-...
Gabriele's user avatar
  • 1,618
2 votes
1 answer
206 views

How to have a buffer interpret C-m as an actual carriage return

I'm using the following elisp snippet in a dedicated buffer to track progress of a wget download. (with-current-buffer buf (setq proc (apply 'start-process "my-download" buf (list "wget" (...
user1404316's user avatar
2 votes
2 answers
2k views

Fish shell looks weird in spacemacs

Any other shell besides eshell and shell in Spacemacs with Emacs v25.1.1 (GUI version) looks like this: To compare, the terminal in iTerm looks like this: The font that I use in my terminal is ...
naiveai's user avatar
  • 121
2 votes
0 answers
40 views

How to restore a coding environment?

Every other day I continue work on a coding project which involves these steps: Open a file in the project Open a terminal buffer e.g.: m-x term Change to that term buffer Enter command in termin e.g....
jjk's user avatar
  • 744
2 votes
0 answers
125 views

Multiline prompt with ansi-term

Running plain Emacs with emacs -Q then running ansi-term, if I input some long text in the prompt such that the text breaks into the next line (without hitting Return), then I hit C-x 2 to create ...
Tohiko's user avatar
  • 1,649
2 votes
0 answers
233 views

ANSI TERM via `M-x TERM`: How to change line highlighting color?

How do you change the line-highlighting color in an ANSI-TERM?: I am using PDB++'s sticky mode for Python debugging. This is how to appears on a regular terminal (lubuntu 17.04): Notice the word ...
WickedJargon's user avatar
2 votes
0 answers
278 views

Send Python Buffer to ansi-term

I recently started using emacs to code in Python. I currently prefer to use python mode (defined in python.el) alongside ansi-term for the python interactive shell. I'm trying to change the behavior ...
dieggsy's user avatar
  • 475
2 votes
0 answers
124 views

How to htmlfontify an ansi-term buffer?

I am using "emacs 24.4.1; htmlfontify 0.21" and try to htmlfontify a ansi-term buffer. But the style in the generated HTML file does not contain colors. This is how it looks: span.term-bold-0004 { ...
ceving's user avatar
  • 1,378
2 votes
0 answers
475 views

How to make ansi-term output read only?

When using ansi-term in line mode emacs lets you edit the buffer arbitrarily, not just after the last prompt. I'm trying to make it read only so I stop fudging with command output. The problem is all ...
Joseph Garvin's user avatar
1 vote
3 answers
1k views

How to copy text from a buffer to an ansi-term

If I create a second window with a terminal in it like: C-x 2; C-x o; M-x ansi-term How can I copy text from a buffer into this terminal? I seems like the ansi-terminal has its own kill-ring (maybe ...
Max Flander's user avatar
1 vote
2 answers
586 views

Extended Cursor Movement in terminal emulator (CHA and others)

Is there a way to get the Emacs terminal emulator to support cursor movement escape sequences beyond its vt100 features? A specific example is CHA (Cursor-Character-Absolute), e.g. ESC[0G should move ...
user avatar
1 vote
1 answer
565 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 ...
nalzok's user avatar
  • 675
1 vote
4 answers
2k views

From eshell or ansi-term can I open a file in the same window without a new instance of Emacs?

I'm wondering if anyone knows of a clever way in Emacs when in a shell, can I directly open a file without having to open it in another Emacs instance.
Csharpest's user avatar
1 vote
3 answers
784 views

Honor default-directory in ansi-term

When I launch an ansi-term in a remote (TRAMP) buffer, I'd like the resulting shell to reflect the current default-directory. That is, I'd like ansi-term to give me a remote shell, so I can do things ...
PythonNut's user avatar
  • 10.4k
1 vote
3 answers
931 views

How to execute shell command from editor window?

I have two windows open - one in editor mode with some SQL, bash, etc and the other in ansi-term. I want to mark my text and then execute it in the ansi-term window. Yes, I could make a shortcut ...
Andrew's user avatar
  • 561
1 vote
1 answer
285 views

Some UTF-8 characters break my ansi-term. How to fix it?

I've got a script that generates some output. Some parts of the output are cyrillic letters, and they cause my ansi-term to break - I guess they are treated as control characters(they are displayed ...
MatthewRock's user avatar
  • 1,483
1 vote
1 answer
423 views

"smart" ansi-term on start-up?

I have the following line in my .init.el (ansi-term "/usr/bin/bash") , because I usually like to have a terminal running in my emacs. The problem is that sometimes I don't, for instance, when I just ...
flooose's user avatar
  • 521
1 vote
1 answer
525 views

Toggling maximize-window in a buffer running ansi-term

I have been using the following function to maximize and unmaximize a window for two years now. (defun toggle-maximize-buffer () "Toggle maximize buffer" (interactive) (if (= 1 (length (window-...
Amelio Vazquez-Reina's user avatar