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#!/bin/sh
set -eu
OS="$(uname -s)"
die() {
printf 'Fehler: %s\n' "$*" >&2
exit 1
}
have() {
command -v "$1" >/dev/null 2>&1
}
check_prerequisites() {
case "$OS" in
Darwin)
if ! have brew; then
die "Homebrew ist nicht installiert."
fi
;;
FreeBSD)
if ! have doas; then
die "doas ist nicht installiert."
fi
;;
*)
die "Nicht unterstütztes Betriebssystem: $OS"
;;
esac
}
setup_homebrew_env() {
case "$OS" in
Darwin)
export HOMEBREW_NO_AUTO_UPDATE=1
export HOMEBREW_NO_INSTALL_CLEANUP=1
;;
esac
}
install_pkg() {
binary="$1"
package="$2"
if have "$binary"; then
printf "✓ %-32s vorhanden\n" "$binary"
return
fi
printf "→ Installiere %s\n" "$package"
case "$OS" in
Darwin)
brew install "$package"
;;
FreeBSD)
doas pkg install -y "$package"
;;
esac
}
install_plugin() {
# zsh-syntax-highlighting/zsh-autosuggestions haben kein eigenes Binary,
# deshalb Pruefung anhand des von zsh/zshrc gesourceten Pfads.
file="$1"
package="$2"
if [ -e "$file" ]; then
printf "✓ %-32s vorhanden\n" "$package"
return
fi
printf "→ Installiere %s\n" "$package"
case "$OS" in
Darwin)
brew install "$package"
;;
FreeBSD)
doas pkg install -y "$package"
;;
esac
}
install_plugins() {
case "$OS" in
Darwin)
install_plugin "/opt/homebrew/share/zsh-syntax-highlighting/zsh-syntax-highlighting.zsh" zsh-syntax-highlighting
install_plugin "/opt/homebrew/share/zsh-autosuggestions/zsh-autosuggestions.zsh" zsh-autosuggestions
;;
FreeBSD)
install_plugin "/usr/local/share/zsh-syntax-highlighting/zsh-syntax-highlighting.zsh" zsh-syntax-highlighting
install_plugin "/usr/local/share/zsh-autosuggestions/zsh-autosuggestions.zsh" zsh-autosuggestions
;;
esac
}
install_tools() {
install_pkg pwgen pwgen
install_pkg mc mc
}
set_default_shell() {
zsh_path="$(command -v zsh)" || die "zsh wurde nicht gefunden."
if [ "${SHELL:-}" = "$zsh_path" ]; then
printf "✓ %-32s bereits Login-Shell\n" "zsh"
return
fi
printf "→ Setze zsh als Login-Shell (chsh)\n"
chsh -s "$zsh_path"
}
main() {
check_prerequisites
setup_homebrew_env
install_plugins
install_tools
set_default_shell
printf "\nBootstrap abgeschlossen.\n"
}
main "$@"
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