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dotfiles/home/bin/executable_setup-macos.sh
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#!/bin/bash
# Apply curated macOS preferences without copying machine-specific state.
set -euo pipefail
function usage {
echo "Usage: ${0##*/} [--dry-run]"
echo "Apply macOS preferences for the current user. Do not run with sudo."
}
dry_run=false
case "${1:-}" in
--dry-run) dry_run=true ;;
--help|-h) usage; exit 0 ;;
"") ;;
*) usage >&2; exit 1 ;;
esac
if [[ $# -gt 1 ]]; then
usage >&2
exit 1
fi
if [[ "$(uname -s)" != "Darwin" ]]; then
echo "This script only supports macOS." >&2
exit 1
fi
if [[ "$EUID" -eq 0 ]]; then
echo "Run this script as your normal user, not with sudo." >&2
exit 1
fi
function write_preference {
if [[ "$dry_run" == true ]]; then
printf '%q ' defaults write "$@"
printf '\n'
elif ! defaults write "$@"; then
echo "Could not write preference: $1 $2" >&2
exit 1
fi
}
# Existing preferences observed on this Mac. This is not a full defaults export:
# macOS also stores stock values, histories, and hardware-specific state there.
# Use dark appearance and automatically hide the Dock.
write_preference NSGlobalDomain AppleInterfaceStyle -string Dark
write_preference com.apple.dock autohide -bool true
# Use traditional scrolling and disable swipe-based back/forward navigation.
write_preference NSGlobalDomain com.apple.swipescrolldirection -bool false
write_preference NSGlobalDomain AppleEnableSwipeNavigateWithScrolls -bool false
# Remove the gaps around tiled windows (macOS Sequoia and later).
write_preference com.apple.WindowManager EnableTiledWindowMargins -bool false
if [[ "$dry_run" == false ]]; then
echo "Preferences saved. Log out and back in if changes are not visible."
fi