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[![MELPA](https://melpa.org/packages/vterm-badge.svg)](https://melpa.org/#/vterm)

# Introduction

This emacs module implements a bridge to libvterm to display a terminal in an
emacs buffer.

## Warning

This is an **alpha release**, so it will crash your emacs. If it does, please
report a bug!

# Installation

Clone the repository:

```
git clone https://github.com/akermu/emacs-libvterm.git
```

Before installing emacs-libvterm, you need to make sure you have
installed
 1. cmake (>=3.11)
 2. libtool-bin (related issues: [#66](https://github.com/akermu/emacs-libvterm/issues/66) [#85](https://github.com/akermu/emacs-libvterm/issues/85#issuecomment-491845136))

Run the build:

```
mkdir -p build
cd build
cmake ..
make
```

And add this to your `init.el`:

``` elisp
(add-to-list 'load-path "path/to/emacs-libvterm")
(require 'vterm)
```

# Debugging and testing

If you have successfully built the module, you can test it by executing the
following command in the `build` directory:

```
make run
```

# Usage

## `vterm`

Open a terminal in the current window.

## `vterm-other-window`

Open a terminal in another window.

## `vterm-copy-mode`

When you enable `vterm-copy-mode`, the terminal buffer behaves like a normal
`read-only` text buffer: you can search, copy text, etc. The default keybinding
is `C-c C-t`.

# Customization

## `vterm-shell`

Shell to run in a new vterm. It defaults to `$SHELL`.

## Keybindings

If you want a key to be sent to the terminal, bind it to `vterm--self-insert`,
or remove it from `vterm-mode-map`. By default, `vterm.el` binds most of the
`C-<char>` and `M-<char>` keys, `<f1>` through `<f12>` and some special keys
like `<backspace>` and `<return>`. Sending a keyboard interrupt is bound to `C-c
C-c`.

## Colors

Set the `:foreground` and `:background` attributes of the following faces to a
color you like:

- vterm-color-default
- vterm-color-black
- vterm-color-black
- vterm-color-red
- vterm-color-green
- vterm-color-yellow
- vterm-color-blue
- vterm-color-magenta
- vterm-color-cyan
- vterm-color-white

## Directory tracking

For `zsh` put this in your `.zshrc`:

```zsh
function chpwd() {
    echo -e "\e]51;$(pwd)\e\\"
}
```

For bash there's no real change directory hook, so you have to rewrite the cd
command (please als have a look the answers [here](https://unix.stackexchange.com/q/170279)):

```bash
cd() {
  builtin cd "$@" || return
  [ "$OLDPWD" = "$PWD" ] || echo -e "\e]51;$(pwd)\e\\"
}
```

## Related packages

- [vterm-toggle](https://github.com/jixiuf/vterm-toggle): Toggles between a vterm and the current buffer
- [multi-libvterm](https://github.com/suonlight/multi-libvterm): Multiterm for emacs-libvterm