Christopher James Hayward
4 years ago
4 changed files with 83 additions and 32 deletions
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#+TITLE: Terminal |
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#+AUTHOR: Christopher James Hayward |
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#+EMAIL: chris@chrishayward.xyz |
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#+PROPERTY: header-args:emacs-lisp :tangle terminal.el :comments org |
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#+PROPERTY: header-args :results silent :eval no-export :comments org |
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#+OPTIONS: num:nil toc:nil todo:nil tasks:nil tags:nil |
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#+OPTIONS: skip:nil author:nil email:nil creator:nil timestamp:nil |
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Performing terminal interactions is a must-have for any modern editor. This module introduces *two* means of doing so with [[https://gnu.org/software/emacs/manual/html_node/eshell/index.html][EShell]][fn:1] and [[https://github.com/akermu/emacs-libvterm][VTerm]][fn:2]. |
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* Emacs Lisp Shell |
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*EShell*[fn:1] is a fully *POSIX* compliant shell written entirely in Emacs Lisp. While not a traditional terminal emulator, it provides a native REPL for Emacs Lisp code with everything available in the environment. |
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+ Don't highlight the prompt |
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+ Favour use of system utilities |
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+ Open in the current buffer with =SPC e= |
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#+begin_src emacs-lisp |
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(setq eshell-highlight-prompt nil |
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eshell-prefer-lisp-functions nil) |
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(dotfiles/leader |
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"e" '(eshell :which-key "Shell")) |
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#+end_src |
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** Prompt extras |
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Implement the lambda prompt for aesthetic purposes with the [[https://github.com/zwild/eshell-prompt-extras][EShell Prompt Extras]][fn:3] package. |
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#+begin_src emacs-lisp |
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(use-package eshell-prompt-extras |
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:custom (eshell-prompt-function 'epe-theme-lambda)) |
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#+end_src |
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Here's an example of what that looks like: |
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#+begin_example |
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~/.emacs.d/modules:main*? λ |
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#+end_example |
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* Interactive Terminal |
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*EShell*[fn:1] isn't enough when needing interactivity from the terminal. Going through [[file:../docs/notes/thinking-in-cpp.org.gpg][Thinking in C++]] for one of my courses required lots of terminal interaction which *Eshell*[fn:1] was unable to handle. *VTerm's*[fn:2] based on an external C library which is blazing fast, and fully interactive. |
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+ Always compile the module |
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+ Open in the current buffer with =SPC v= |
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#+begin_src emacs-lisp |
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(use-package vterm |
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:commands (vterm) |
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:custom (vterm-always-compile-module t) |
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:config (dotfiles/leader "v" '(vterm :which-key "Terminal"))) |
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#+end_src |
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** Requirements |
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Install the required packages on *Debian/Ubuntu* based systems. |
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#+begin_src shell |
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sudo apt install -y cmake \ |
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libtool \ |
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libtool-bin |
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#+end_src |
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* Resources |
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[fn:1] https://gnu.org/software/emacs/manual/html_node/eshell/index.html |
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[fn:2] https://github.com/akermu/emacs-libvterm |
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[fn:3] https://github.com/zwild/eshell-prompt-extras |
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