#!/bin/sh # # This script should be run via curl: # sh -c "$(curl -fsSL https://raw.githubusercontent.com/ohmyzsh/ohmyzsh/master/tools/install.sh)" # or via wget: # sh -c "$(wget -qO- https://raw.githubusercontent.com/ohmyzsh/ohmyzsh/master/tools/install.sh)" # or via fetch: # sh -c "$(fetch -o - https://raw.githubusercontent.com/ohmyzsh/ohmyzsh/master/tools/install.sh)" # # As an alternative, you can first download the install script and run it afterwards: # wget https://raw.githubusercontent.com/ohmyzsh/ohmyzsh/master/tools/install.sh # sh install.sh # # You can tweak the install behavior by setting variables when running the script. For # example, to change the path to the Oh My Zsh repository: # ZSH=~/.zsh sh install.sh # # Respects the following environment variables: # ZSH - path to the Oh My Zsh repository folder (default: $HOME/.oh-my-zsh) # REPO - name of the GitHub repo to install from (default: ohmyzsh/ohmyzsh) # REMOTE - full remote URL of the git repo to install (default: GitHub via HTTPS) # BRANCH - branch to check out immediately after install (default: master) # # Other options: # CHSH - 'no' means the installer will not change the default shell (default: yes) # RUNZSH - 'no' means the installer will not run zsh after the install (default: yes) # KEEP_ZSHRC - 'yes' means the installer will not replace an existing .zshrc (default: no) # # You can also pass some arguments to the install script to set some these options: # --skip-chsh: has the same behavior as setting CHSH to 'no' # --unattended: sets both CHSH and RUNZSH to 'no' # --keep-zshrc: sets KEEP_ZSHRC to 'yes' # For example: # sh install.sh --unattended # or: # sh -c "$(curl -fsSL https://raw.githubusercontent.com/ohmyzsh/ohmyzsh/master/tools/install.sh)" "" --unattended # set -e # Track if $ZSH was provided custom_zsh=${ZSH:+yes} # Default settings ZSH=${ZSH:-~/.oh-my-zsh} REPO=${REPO:-ohmyzsh/ohmyzsh} REMOTE=${REMOTE:-https://github.com/${REPO}.git} BRANCH=${BRANCH:-master} # Other options CHSH=${CHSH:-yes} RUNZSH=${RUNZSH:-yes} KEEP_ZSHRC=${KEEP_ZSHRC:-no} command_exists() { command -v "$@" >/dev/null 2>&1 } # The [ -t 1 ] check only works when the function is not called from # a subshell (like in `$(...)` or `(...)`, so this hack redefines the # function at the top level to always return false when stdout is not # a tty. if [ -t 1 ]; then is_tty() { true } else is_tty() { false } fi # This function uses the logic from supports-hyperlinks[1][2], which is # made by Kat Marchán (@zkat) and licensed under the Apache License 2.0. # [1] https://github.com/zkat/supports-hyperlinks # [2] https://crates.io/crates/supports-hyperlinks # # Copyright (c) 2021 Kat Marchán # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. # You may obtain a copy of the License at # # http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License. supports_hyperlinks() { # $FORCE_HYPERLINK must be set and be non-zero (this acts as a logic bypass) if [ -n "$FORCE_HYPERLINK" ]; then [ "$FORCE_HYPERLINK" != 0 ] return $? fi # If stdout is not a tty, it doesn't support hyperlinks is_tty || return 1 # DomTerm terminal emulator (domterm.org) if [ -n "$DOMTERM" ]; then return 0 fi # VTE-based terminals above v0.50 (Gnome Terminal, Guake, ROXTerm, etc) if [ -n "$VTE_VERSION" ]; then [ $VTE_VERSION -ge 5000 ] return $? fi # If $TERM_PROGRAM is set, these terminals support hyperlinks case "$TERM_PROGRAM" in Hyper|iTerm.app|terminology|WezTerm) return 0 ;; esac # kitty supports hyperlinks if [ "$TERM" = xterm-kitty ]; then return 0 fi # Windows Terminal or Konsole also support hyperlinks if [ -n "$WT_SESSION" ] || [ -n "$KONSOLE_VERSION" ]; then return 0 fi return 1 } fmt_link() { # $1: text, $2: url, $3: fallback mode if supports_hyperlinks; then printf '\033]8;;%s\a%s\033]8;;\a\n' "$2" "$1" return fi case "$3" in --text) printf '%s\n' "$1" ;; --url|*) fmt_underline "$2" ;; esac } fmt_underline() { is_tty && printf '\033[4m%s\033[24m\n' "$*" || printf '%s\n' "$*" } # shellcheck disable=SC2016 # backtick in single-quote fmt_code() { is_tty && printf '`\033[2m%s\033[22m`\n' "$*" || printf '`%s`\n' "$*" } fmt_error() { printf '%sError: %s%s\n' "$BOLD$RED" "$*" "$RESET" >&2 } setup_color() { # Only use colors if connected to a terminal if is_tty; then RAINBOW=" $(printf '\033[38;5;196m') $(printf '\033[38;5;202m') $(printf '\033[38;5;226m') $(printf '\033[38;5;082m') $(printf '\033[38;5;021m') $(printf '\033[38;5;093m') $(printf '\033[38;5;163m') " RED=$(printf '\033[31m') GREEN=$(printf '\033[32m') YELLOW=$(printf '\033[33m') BLUE=$(printf '\033[34m') BOLD=$(printf '\033[1m') RESET=$(printf '\033[m') else RAINBOW="" RED="" GREEN="" YELLOW="" BLUE="" BOLD="" RESET="" fi } setup_ohmyzsh() { # Prevent the cloned repository from having insecure permissions. Failing to do # so causes compinit() calls to fail with "command not found: compdef" errors # for users with insecure umasks (e.g., "002", allowing group writability). Note # that this will be ignored under Cygwin by default, as Windows ACLs take # precedence over umasks except for filesystems mounted with option "noacl". umask g-w,o-w echo "${BLUE}Cloning Oh My Zsh...${RESET}" command_exists git || { fmt_error "git is not installed" exit 1 } ostype=$(uname) if [ -z "${ostype%CYGWIN*}" ] && git --version | grep -q msysgit; then fmt_error "Windows/MSYS Git is not supported on Cygwin" fmt_error "Make sure the Cygwin git package is installed and is first on the \$PATH" exit 1 fi git clone -c core.eol=lf -c core.autocrlf=false \ -c fsck.zeroPaddedFilemode=ignore \ -c fetch.fsck.zeroPaddedFilemode=ignore \ -c receive.fsck.zeroPaddedFilemode=ignore \ -c oh-my-zsh.remote=origin \ -c oh-my-zsh.branch="$BRANCH" \ --depth=1 --branch "$BRANCH" "$REMOTE" "$ZSH" || { fmt_error "git clone of oh-my-zsh repo failed" exit 1 } echo } setup_zshrc() { # Keep most recent old .zshrc at .zshrc.pre-oh-my-zsh, and older ones # with datestamp of installation that moved them aside, so we never actually # destroy a user's original zshrc echo "${BLUE}Looking for an existing zsh config...${RESET}" # Must use this exact name so uninstall.sh can find it OLD_ZSHRC=~/.zshrc.pre-oh-my-zsh if [ -f ~/.zshrc ] || [ -h ~/.zshrc ]; then # Skip this if the user doesn't want to replace an existing .zshrc if [ "$KEEP_ZSHRC" = yes ]; then echo "${YELLOW}Found ~/.zshrc.${RESET} ${GREEN}Keeping...${RESET}" return fi if [ -e "$OLD_ZSHRC" ]; then OLD_OLD_ZSHRC="${OLD_ZSHRC}-$(date +%Y-%m-%d_%H-%M-%S)" if [ -e "$OLD_OLD_ZSHRC" ]; then fmt_error "$OLD_OLD_ZSHRC exists. Can't back up ${OLD_ZSHRC}" fmt_error "re-run the installer again in a couple of seconds" exit 1 fi mv "$OLD_ZSHRC" "${OLD_OLD_ZSHRC}" echo "${YELLOW}Found old ~/.zshrc.pre-oh-my-zsh." \ "${GREEN}Backing up to ${OLD_OLD_ZSHRC}${RESET}" fi echo "${YELLOW}Found ~/.zshrc.${RESET} ${GREEN}Backing up to ${OLD_ZSHRC}${RESET}" mv ~/.zshrc "$OLD_ZSHRC" fi echo "${GREEN}Using the Oh My Zsh template file and adding it to ~/.zshrc.${RESET}" sed "/^export ZSH=/ c\\ export ZSH=\"$ZSH\" " "$ZSH/templates/zshrc.zsh-template" > ~/.zshrc-omztemp mv -f ~/.zshrc-omztemp ~/.zshrc echo } setup_shell() { # Skip setup if the user wants or stdin is closed (not running interactively). if [ "$CHSH" = no ]; then return fi # If this user's login shell is already "zsh", do not attempt to switch. if [ "$(basename -- "$SHELL")" = "zsh" ]; then return fi # If this platform doesn't provide a "chsh" command, bail out. if ! command_exists chsh; then cat <<EOF I can't change your shell automatically because this system does not have chsh. ${BLUE}Please manually change your default shell to zsh${RESET} EOF return fi echo "${BLUE}Time to change your default shell to zsh:${RESET}" # Prompt for user choice on changing the default login shell printf '%sDo you want to change your default shell to zsh? [Y/n]%s ' \ "$YELLOW" "$RESET" read -r opt case $opt in y*|Y*|"") echo "Changing the shell..." ;; n*|N*) echo "Shell change skipped."; return ;; *) echo "Invalid choice. Shell change skipped."; return ;; esac # Check if we're running on Termux case "$PREFIX" in *com.termux*) termux=true; zsh=zsh ;; *) termux=false ;; esac if [ "$termux" != true ]; then # Test for the right location of the "shells" file if [ -f /etc/shells ]; then shells_file=/etc/shells elif [ -f /usr/share/defaults/etc/shells ]; then # Solus OS shells_file=/usr/share/defaults/etc/shells else fmt_error "could not find /etc/shells file. Change your default shell manually." return fi # Get the path to the right zsh binary # 1. Use the most preceding one based on $PATH, then check that it's in the shells file # 2. If that fails, get a zsh path from the shells file, then check it actually exists if ! zsh=$(command -v zsh) || ! grep -qx "$zsh" "$shells_file"; then if ! zsh=$(grep '^/.*/zsh$' "$shells_file" | tail -n 1) || [ ! -f "$zsh" ]; then fmt_error "no zsh binary found or not present in '$shells_file'" fmt_error "change your default shell manually." return fi fi fi # We're going to change the default shell, so back up the current one if [ -n "$SHELL" ]; then echo "$SHELL" > ~/.shell.pre-oh-my-zsh else grep "^$USERNAME:" /etc/passwd | awk -F: '{print $7}' > ~/.shell.pre-oh-my-zsh fi # Actually change the default shell to zsh if ! chsh -s "$zsh"; then fmt_error "chsh command unsuccessful. Change your default shell manually." else export SHELL="$zsh" echo "${GREEN}Shell successfully changed to '$zsh'.${RESET}" fi echo } # shellcheck disable=SC2183 # printf string has more %s than arguments ($RAINBOW expands to multiple arguments) print_success() { printf '%s %s__ %s %s %s %s %s__ %s\n' $RAINBOW $RESET printf '%s ____ %s/ /_ %s ____ ___ %s__ __ %s ____ %s_____%s/ /_ %s\n' $RAINBOW $RESET printf '%s / __ \%s/ __ \ %s / __ `__ \%s/ / / / %s /_ / %s/ ___/%s __ \ %s\n' $RAINBOW $RESET printf '%s/ /_/ /%s / / / %s / / / / / /%s /_/ / %s / /_%s(__ )%s / / / %s\n' $RAINBOW $RESET printf '%s\____/%s_/ /_/ %s /_/ /_/ /_/%s\__, / %s /___/%s____/%s_/ /_/ %s\n' $RAINBOW $RESET printf '%s %s %s %s /____/ %s %s %s %s....is now installed!%s\n' $RAINBOW $GREEN $RESET printf '\n' printf '\n' printf "%s %s %s\n" "Before you scream ${BOLD}${YELLOW}Oh My Zsh!${RESET} look over the" \ "$(fmt_code "$(fmt_link ".zshrc" "file://$HOME/.zshrc" --text)")" \ "file to select plugins, themes, and options." printf '\n' printf '%s\n' "• Follow us on Twitter: $(fmt_link @ohmyzsh https://twitter.com/ohmyzsh)" printf '%s\n' "• Join our Discord community: $(fmt_link "Discord server" https://discord.gg/ohmyzsh)" printf '%s\n' "• Get stickers, t-shirts, coffee mugs and more: $(fmt_link "Planet Argon Shop" https://shop.planetargon.com/collections/oh-my-zsh)" printf '%s\n' $RESET } main() { # Run as unattended if stdin is not a tty if [ ! -t 0 ]; then RUNZSH=no CHSH=no fi # Parse arguments while [ $# -gt 0 ]; do case $1 in --unattended) RUNZSH=no; CHSH=no ;; --skip-chsh) CHSH=no ;; --keep-zshrc) KEEP_ZSHRC=yes ;; esac shift done setup_color if ! command_exists zsh; then echo "${YELLOW}Zsh is not installed.${RESET} Please install zsh first." exit 1 fi if [ -d "$ZSH" ]; then echo "${YELLOW}The \$ZSH folder already exists ($ZSH).${RESET}" if [ "$custom_zsh" = yes ]; then cat <<EOF You ran the installer with the \$ZSH setting or the \$ZSH variable is exported. You have 3 options: 1. Unset the ZSH variable when calling the installer: $(fmt_code "ZSH= sh install.sh") 2. Install Oh My Zsh to a directory that doesn't exist yet: $(fmt_code "ZSH=path/to/new/ohmyzsh/folder sh install.sh") 3. (Caution) If the folder doesn't contain important information, you can just remove it with $(fmt_code "rm -r $ZSH") EOF else echo "You'll need to remove it if you want to reinstall." fi exit 1 fi setup_ohmyzsh setup_zshrc setup_shell print_success if [ $RUNZSH = no ]; then echo "${YELLOW}Run zsh to try it out.${RESET}" exit fi exec zsh -l } main "$@"