/** Shared helpers for drive-resident /bin scripts (prepended before each command). */
function bareStdin(ctx) {
  return typeof ctx.shellStdin === 'string' ? ctx.shellStdin : ''
}

async function run(ctx, argv) {
  const paths = argv.slice(1).filter((a) => !a.startsWith('-'))
  if (!paths.length) {
    ctx.console.error('pathchk: missing operand')
    return
  }
  for (const p of paths) {
    if (!p.length) {
      ctx.console.error('pathchk: empty path name')
      continue
    }
    if (p.length > 4096) {
      ctx.console.error('pathchk: path too long')
      continue
    }
    if (p.includes('\0')) {
      ctx.console.error('pathchk: NUL in path')
      continue
    }
  }
}