zsh

Startup scripts

Startup scripts are executed in the following order:

1. ~/.zshenv
2. ~/.zprofile
3. ~/.zshrc: non-login shells
4. ~/.zlogin

~/.zshenv (Environment Variables)

• It's executed for all types of shell (login, non-login, scripts, etc)
• It is the first file to be sourced during initialization
• Commonly used to set for environment variables that should always be available, regardless of how zsh is invoked
• This file should not include shell options

export XDG_CONFIG_HOME="$HOME/.config"
export ZDOTDIR="$HOME/.config/zsh"

export EDITOR=vim

export LC_ALL="en_US.UTF-8"
export GOPATH="$HOME/.local/share/go"

export LESS="-R"

umask 022

~/.zprofile

• It's executed only for login shells
• Executed before ~/.zshrc

~/.zshrc

• It's executed only for interactive shells

~/.zlogin

• It's executed only for login shells
• Executed after ~/.zshrc

# welcoming message
echo "Welcome, $USER!"

# Start the i3 window manager
# Not usually done anymore since nowadays DE is usually started at boot
exec i3

~/.zlogout

clear
echo "Goodbye, $(whoami)! Have a great day!"

Environment variables

• ZDOTDIR

Oh My Zsh

sh -c "$(curl -fsSL https://raw.githubusercontent.com/ohmyzsh/ohmyzsh/master/tools/install.sh)"

Plugins

• https://github.com/ohmyzsh/ohmyzsh/tree/master/plugins

• https://github.com/ohmyzsh/ohmyzsh/wiki/Plugins

• Enabling plugins

vi ~/.zshrc

plugins=(
  git
  bundler
  dotenv
  osx
  rake
  rbenv
  ruby
)

Themes

ZSH_THEME="robbyrussell" # Default theme
ZSH_THEME="agnoster" # fancy

ZSH_THEME="random" # random on each start
ZSH_THEME_RANDOM_CANDIDATES=(
  "robbyrussell"
  "agnoster"
)
ZSH_THEME_RANDOM_IGNORED=(pygmalion tjkirch_mod)

Installation folder

• ~/.oh-my-zsh

echo $ZSH