// Copyright 2014 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

// Export guts for testing.

package runtime

import "unsafe"

const MaxArgs = maxArgs

var (
	TestingWER              = &testingWER
	OsYield                 = osyield
	TimeBeginPeriodRetValue = &timeBeginPeriodRetValue
)

func NumberOfProcessors() int32 {
	var info systeminfo
	stdcall1(_GetSystemInfo, uintptr(unsafe.Pointer(&info)))
	return int32(info.dwnumberofprocessors)
}

func LoadLibraryExStatus() (useEx, haveEx, haveFlags bool) {
	return useLoadLibraryEx, _LoadLibraryExW != nil, _AddDllDirectory != nil
}
