How to connect to a running instance of Emacs?

How to connect to a running instance of Emacs?

Simply replace every place you’d run emacs with this command instead. The emacsclient program will connect to a running instance of Emacs if it exists. -c tells Emacs to open the file in a new frame, which is optional. Specifying -a=”” tells emacsclient to start an instance of emacs if it cannot find one already running.

Can you use emacsclient on a remote computer?

You cannot use emacsclient to connect to an Emacs instance running on a remote computer. This client-server concept is related to (local) processes, not network nodes. However, you can use various network technologies to log in to the remote computer, attach to an emacs server running there and display the emacsclient’s screen locally.

How to start an Emacs server as a daemon?

There are various ways to start an Emacs server: Run the command server-start in an existing Emacs process: either type M-x server-start, or put the expression (server-start) in your init file (see Init File). Run Emacs as a daemon, using one of the ‘–daemon’ command-line options.

What does emacsclient do as a default editor?

EmacsClient allows one to open a file for editing in an already running Emacs. Because it doesn’t start a new Emacs instance at each invocation, you can set up EmacsClient as the default editor, e.g. in the environment variable EDITOR or VISUAL.

How to use emacsclient as your editor in Bash?

To use emacsclient as your editor, add the following to your .bashrc: If you prefer to launch GUI Emacs from your terminal when editing files, replace the -t in the second line with -c

Which is the default editor for the Emacs client?

Emacs Client. EmacsClient allows one to open a file for editing in an already running Emacs. Because it doesn’t start a new Emacs instance at each invocation, you can set up EmacsClient as the default editor, e.g. in the environment variable EDITOR or VISUAL. EmacsClient is part of and works only in conjunction with GNU Emacs.

What does it mean to kill emacs function?

‘kill-emacs-query-functions’ allows one to call functions that query the user about killing emacs, with the potential for aborting the quit. i have a simple check in my .emacs that works fine for a standalone emacs process but doesn’t get called when exiting an emacs client.

How to set up Emacs as Start menu shortcut?

EmacsMsWindowsIntegration contains info on how to set up taskbar/Start-menu shortcuts and make Emacs open particular file types using emacsclient. See MsWindowsGlobalContextMenu to add Emacs client to the right click context menu in Explorer. WThirtyTwoFileAssociations to see how to associate file extensions to open with Emacs client on Windows.

How to set up a server switch hook in Emacs?

To open the files designated by emacsclient in their own frame, you can use the following hook as a Server Switch Hook which can be set up in customize-group Server , or in your InitFile, as such: If you’re setting this up via M-x customize, you’ll of course want to drop the (add-hook) call.

Is there a way to shut down Emacs completely?

To shut Emacs down completely, call the command ` (kill-emacs)’. will launch an emacs in daemon mode, starting the server, running the init files and then detaching into the background. This is handy for automatically running at launch.

Are there any programs that work with Emacs?

EmacsClient is part of and works only in conjunction with GNU Emacs. The program GnuClient provides the corresponding functionality for XEmacs, but also works with GnuEmacs. to your init.el.

When to use-a or-F in Emacs?

If the server is already running, then you shouldn’t need the -a (but it doesn’t hurt). You could set the ALTERNATE_EDITOR environment variable instead of using -a. If you set the EMACS_SERVER_FILE environment variable, then you don’t need to specify it again with -f.

How to set color choices in.emacs file?

Set your color choices in your .emacs file: An example script for starting emacsclient (for different instances of emacs server): This allows you to pass any parameters to emacsclient, e.g., filenames, or even the ‘-t’ (or ‘-nw’) option (it will override the ‘-c’)

What to do when Emacs is exiting GNU?

To further customize what happens when Emacs is exiting, see Killing Emacs in The GNU Emacs Lisp Reference Manual . To kill Emacs without being prompted about saving, type M-x kill-emacs . C-z runs the command suspend-frame.

How do I create a GUI frame in Emacs?

Similarly, if you invoke emacsclient with the -t option, Emacs will create a GUI frame if the server runs in a GUI session, or a text-mode frame when the session runs in text mode in a Command Prompt window.

What does it mean to use emacs as a daemon?

Emacs As Daemon Emacs supports a client/server mode where new files are opened in a running instance of Emacs. This saves you from having to load configuration and packages for every new file you open. This involves two configuration steps: using EmacsClient to open files, and running the Emacs server.

Which is the shortcut to launch the Emacs terminal?

If you want to define a shortcut add something similar in your init file: In my case I bound the shortcut to: Ctrl + C – S. I usually use M-x term. M-x term is effectively launching a terminal emulator written in elisp. From the help:

How do you save a session in Emacs?

Use the desktop library to save the state of Emacs from one session to another. Once you save the Emacs desktop—the buffers, their file names, major modes, buffer positions, and so on—then subsequent Emacs sessions reload the saved desktop.

How can I make Emacs open up in Terminal Mode?

Which brings us to the next best option (especially if you are logging in remotely): emacsclient -t which forces emacs to open up in terminal mode even if DISPLAY is set. Also keep in mind that you can set the display from the command-line as well.

Is there a way to install Emacs on a desktop?

You can install a desktop entry for Emacsclient. This will make it available in context menus in Gnome, KDE, XFCE, and other Freedesktop environments. Create a file named emacsclient.desktop in ~/.local/share/applications containing the following:

Where to add emacsclientw.exe in StartUp folder?

When you add Emacs executable into PATH, you can easily open emacsclientw.exe from anywhere. Also you can add daemon in startup folder: C:\\Windows\\System32\\cmd.exe /c start /high emacs.exe “–daemon” (If the Emacs bin folder is not on your PATH, use the full paths for emacsclientw.exe and runemacs.exe .)

Do you need a security token for emacsclient?

Thus, emacsclient must know the right (ephemeral) port and security token written in the server file before the server will allow it to connect. If the server is already running, then you shouldn’t need the -a (but it doesn’t hurt).

Which is the default editor for Emacs visual?

EmacsClient allows one to open a file for editing in an already running Emacs. Because it doesn’t start a new Emacs instance at each invocation, you can set up EmacsClient as the default editor, e.g. in the environment variable EDITOR or VISUAL. EmacsClient is part of and works only in conjunction with GNU Emacs.

Can you connect emacsclient to a server via TCP?

As some people pointed out, emacsclient actually does have an option to connect to the server via TCP. However, emacsclient was never meant to be used remotely, the TCP socket option is required for compatibility with non-UNIX systems (i.e. operating systems where UNIX domain sockets are not available, like Windows).

What does EC stand for in Emacs shell?

I use a shell script called ec (which stands for emacs client) to evoke Emacs. If ec detects a socket file (meaning that the server is running), it tells the server to open a new file. Otherwise, it launches Emacs and starts the server: