#!/usr/bin/env bash
# scripts/cap.sh — wrap a command with hard timeout. Hang = FAIL.
# Picks gtimeout (mac coreutils) or timeout (linux).
# Usage: cap.sh <seconds> <cmd> [args...]
set -euo pipefail

TIMEOUT_BIN=gtimeout
command -v gtimeout >/dev/null 2>&1 || TIMEOUT_BIN=timeout
if ! command -v "$TIMEOUT_BIN" >/dev/null 2>&1; then
  echo "ERROR: need 'timeout' or 'gtimeout'" >&2
  exit 2
fi

secs="$1"; shift
exec "$TIMEOUT_BIN" --signal=KILL "$secs" "$@"