177 lines
4.4 KiB
Bash
177 lines
4.4 KiB
Bash
#!/bin/sh
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# Copyright (C) 2018 Kovid Goyal <kovid at kovidgoyal.net>
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#
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# Distributed under terms of the GPLv3 license.
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{ \unalias command; \unset -f command; } >/dev/null 2>&1
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tdir=''
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cleanup() {
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[ -n "$tdir" ] && {
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command rm -rf "$tdir"
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tdir=''
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}
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}
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die() {
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cleanup
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printf "\033[31m%s\033[m\n\r" "$*" > /dev/stderr;
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exit 1;
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}
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detect_network_tool() {
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if command -v curl 2> /dev/null > /dev/null; then
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fetch() {
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command curl -fL "$1"
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}
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fetch_quiet() {
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command curl -fsSL "$1"
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}
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elif command -v wget 2> /dev/null > /dev/null; then
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fetch() {
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command wget -O- "$1"
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}
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fetch_quiet() {
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command wget --quiet -O- "$1"
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}
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else
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die "Neither curl nor wget available, cannot download kitty"
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fi
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}
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detect_os() {
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arch=""
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case "$(command uname)" in
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'Darwin') OS="macos";;
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'Linux')
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OS="linux"
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case "$(command uname -m)" in
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amd64|x86_64) arch="x86_64";;
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aarch64*) arch="arm64";;
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armv8*) arch="arm64";;
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i386) arch="i686";;
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i686) arch="i686";;
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*) die "Unknown CPU architecture $(command uname -m)";;
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esac
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;;
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*) die "kitty binaries are not available for $(command uname)"
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esac
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}
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expand_tilde() {
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tilde_less="${1#\~/}"
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[ "$1" != "$tilde_less" ] && tilde_less="$HOME/$tilde_less"
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printf '%s' "$tilde_less"
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}
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parse_args() {
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dest='~/.local'
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[ "$OS" = "macos" ] && dest="/Applications"
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launch='y'
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installer=''
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while :; do
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case "$1" in
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dest=*) dest="${1#*=}";;
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launch=*) launch="${1#*=}";;
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installer=*) installer="${1#*=}";;
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"") break;;
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*) die "Unrecognized command line option: $1";;
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esac
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shift
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done
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dest=$(expand_tilde "${dest}")
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[ "$launch" != "y" -a "$launch" != "n" ] && die "Unrecognized command line option: launch=$launch"
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dest="$dest/kitty.app"
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}
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get_file_url() {
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url="https://github.com/kovidgoyal/kitty/releases/download/$1/kitty-$2"
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if [ "$OS" = "macos" ]; then
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url="$url.dmg"
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else
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url="$url-$arch.txz"
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fi
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}
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get_release_url() {
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release_version=$(fetch_quiet "https://sw.kovidgoyal.net/kitty/current-version.txt")
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[ $? -ne 0 -o -z "$release_version" ] && die "Could not get kitty latest release version"
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get_file_url "v$release_version" "$release_version"
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}
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get_nightly_url() {
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get_file_url "nightly" "nightly"
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}
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get_download_url() {
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installer_is_file="n"
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case "$installer" in
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"nightly") get_nightly_url ;;
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"") get_release_url ;;
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*) installer_is_file="y" ;;
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esac
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}
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download_installer() {
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tdir=$(command mktemp -d "/tmp/kitty-install-XXXXXXXXXXXX")
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[ "$installer_is_file" != "y" ] && {
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printf '%s\n\n' "Downloading from: $url"
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if [ "$OS" = "macos" ]; then
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installer="$tdir/kitty.dmg"
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else
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installer="$tdir/kitty.txz"
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fi
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fetch "$url" > "$installer" || die "Failed to download: $url"
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installer_is_file="y"
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}
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}
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linux_install() {
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command mkdir "$tdir/mp"
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command tar -C "$tdir/mp" "-xJof" "$installer" || die "Failed to extract kitty tarball"
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printf "%s\n" "Installing to $dest"
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command rm -rf "$dest" || die "Failed to delete $dest"
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command mv "$tdir/mp" "$dest" || die "Failed to move kitty.app to $dest"
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}
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macos_install() {
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command mkdir "$tdir/mp"
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command hdiutil attach "$installer" "-mountpoint" "$tdir/mp" || die "Failed to mount kitty.dmg"
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printf "%s\n" "Installing to $dest"
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command rm -rf "$dest"
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command mkdir -p "$dest" || die "Failed to create the directory: $dest"
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command ditto -v "$tdir/mp/kitty.app" "$dest"
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rc="$?"
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command hdiutil detach "$tdir/mp"
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[ "$rc" != "0" ] && die "Failed to copy kitty.app from mounted dmg"
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}
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exec_kitty() {
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if [ "$OS" = "macos" ]; then
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exec "open" "$dest"
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else
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exec "$dest/bin/kitty" "--detach"
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fi
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die "Failed to launch kitty"
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}
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main() {
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detect_os
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parse_args "$@"
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detect_network_tool
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get_download_url
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download_installer
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if [ "$OS" = "macos" ]; then
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macos_install
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else
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linux_install
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fi
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cleanup
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[ "$launch" = "y" ] && exec_kitty
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exit 0
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}
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main "$@"
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