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the-nexus/scripts/bannerlord_runtime_setup.sh
Alexander Whitestone bd4b9e0f74
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WIP: issue #720 (mimo swarm)
2026-04-12 11:55:51 -04:00

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#!/usr/bin/env bash
set -euo pipefail
# Bannerlord Runtime Setup — Apple Silicon
# Issue #720: Stand up a local Windows game runtime for Bannerlord on Apple Silicon
#
# Chosen runtime: Whisky (Apple Game Porting Toolkit wrapper)
#
# Usage: ./scripts/bannerlord_runtime_setup.sh [--force] [--skip-steam]
BOTTLE_NAME="Bannerlord"
BOTTLE_DIR="$HOME/Library/Application Support/Whisky/Bottles/$BOTTLE_NAME"
LOG_FILE="/tmp/bannerlord_runtime_setup.log"
FORCE=false
SKIP_STEAM=false
for arg in "$@"; do
case "$arg" in
--force) FORCE=true ;;
--skip-steam) SKIP_STEAM=true ;;
esac
done
log() {
echo "[$(date '+%H:%M:%S')] $*" | tee -a "$LOG_FILE"
}
fail() {
log "FATAL: $*"
exit 1
}
# ── Preflight ──────────────────────────────────────────────────────
log "=== Bannerlord Runtime Setup ==="
log "Platform: $(uname -m) macOS $(sw_vers -productVersion)"
if [[ "$(uname -m)" != "arm64" ]]; then
fail "This script requires Apple Silicon (arm64). Got: $(uname -m)"
fi
# ── Step 1: Install Whisky ────────────────────────────────────────
log "[1/5] Checking Whisky installation..."
if [[ -d "/Applications/Whisky.app" ]] && [[ "$FORCE" == false ]]; then
log " Whisky already installed at /Applications/Whisky.app"
else
log " Installing Whisky via Homebrew cask..."
if ! command -v brew &>/dev/null; then
fail "Homebrew not found. Install from https://brew.sh"
fi
brew install --cask whisky 2>&1 | tee -a "$LOG_FILE"
log " Whisky installed."
fi
# ── Step 2: Create Bottle ─────────────────────────────────────────
log "[2/5] Checking Bannerlord bottle..."
if [[ -d "$BOTTLE_DIR" ]] && [[ "$FORCE" == false ]]; then
log " Bottle exists at: $BOTTLE_DIR"
else
log " Creating Bannerlord bottle..."
# Whisky stores bottles in ~/Library/Application Support/Whisky/Bottles/
# We create the directory structure; Whisky will populate it on first run
mkdir -p "$BOTTLE_DIR"
log " Bottle directory created at: $BOTTLE_DIR"
log " NOTE: On first launch of Whisky, select this bottle and complete Wine init."
log " Open Whisky.app, create bottle named '$BOTTLE_NAME', Windows 10."
fi
# ── Step 3: Verify Whisky CLI ─────────────────────────────────────
log "[3/5] Verifying Whisky CLI access..."
WHISKY_APP="/Applications/Whisky.app"
if [[ -d "$WHISKY_APP" ]]; then
WHISKY_VERSION=$(defaults read "$WHISKY_APP/Contents/Info.plist" CFBundleShortVersionString 2>/dev/null || echo "unknown")
log " Whisky version: $WHISKY_VERSION"
else
fail "Whisky.app not found at $WHISKY_APP"
fi
# ── Step 4: Document Steam (Windows) install path ─────────────────
log "[4/5] Steam (Windows) install target..."
STEAM_WIN_PATH="$BOTTLE_DIR/drive_c/Program Files (x86)/Steam/Steam.exe"
if [[ -f "$STEAM_WIN_PATH" ]]; then
log " Steam (Windows) found at: $STEAM_WIN_PATH"
else
log " Steam (Windows) not yet installed in bottle."
log " After opening Whisky:"
log " 1. Select the '$BOTTLE_NAME' bottle"
log " 2. Run the Steam Windows installer (download from store.steampowered.com)"
log " 3. Install to default path inside the bottle"
if [[ "$SKIP_STEAM" == false ]]; then
log " Attempting to download Steam (Windows) installer..."
STEAM_INSTALLER="/tmp/SteamSetup.exe"
if [[ ! -f "$STEAM_INSTALLER" ]]; then
curl -L -o "$STEAM_INSTALLER" "https://cdn.akamai.steamstatic.com/client/installer/SteamSetup.exe" 2>&1 | tee -a "$LOG_FILE"
fi
log " Steam installer at: $STEAM_INSTALLER"
log " Run this in Whisky: open -a Whisky"
log " Then: in the Bannerlord bottle, click 'Run' and select $STEAM_INSTALLER"
fi
fi
# ── Step 5: Bannerlord executable path ────────────────────────────
log "[5/5] Bannerlord executable target..."
BANNERLORD_EXE="$BOTTLE_DIR/drive_c/Program Files (x86)/Steam/steamapps/common/Mount & Blade II Bannerlord/bin/Win64_Shipping_Client/Bannerlord.exe"
if [[ -f "$BANNERLORD_EXE" ]]; then
log " Bannerlord found at: $BANNERLORD_EXE"
else
log " Bannerlord not yet installed."
log " Install via Steam (Windows) inside the Whisky bottle."
fi
# ── Summary ───────────────────────────────────────────────────────
log ""
log "=== Setup Summary ==="
log "Runtime: Whisky (Apple GPTK)"
log "Bottle: $BOTTLE_DIR"
log "Log: $LOG_FILE"
log ""
log "Next steps:"
log " 1. Open Whisky: open -a Whisky"
log " 2. Create/select '$BOTTLE_NAME' bottle (Windows 10)"
log " 3. Install Steam (Windows) in the bottle"
log " 4. Install Bannerlord via Steam"
log " 5. Enable D3DMetal in bottle settings"
log " 6. Run verification: ./scripts/bannerlord_verify_runtime.sh"
log ""
log "=== Done ==="