runtime_go1.5.go

// Copyright 2016 Peter Mattis.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
// implied. See the License for the specific language governing
// permissions and limitations under the License. See the AUTHORS file
// for names of contributors.

// +build go1.5,!go1.6

package goid

// Just enough of the structs from runtime/runtime2.go to get the offset to goid.
// See https://github.com/golang/go/blob/release-branch.go1.5/src/runtime/runtime2.go

type stack struct {
	lo uintptr
	hi uintptr
}

type gobuf struct {
	sp   uintptr
	pc   uintptr
	g    uintptr
	ctxt uintptr
	ret  uintptr
	lr   uintptr
	bp   uintptr
}

type g struct {
	stack       stack
	stackguard0 uintptr
	stackguard1 uintptr

	_panic       uintptr
	_defer       uintptr
	m            uintptr
	stackAlloc   uintptr
	sched        gobuf
	syscallsp    uintptr
	syscallpc    uintptr
	stkbar       []uintptr
	stkbarPos    uintptr
	param        uintptr
	atomicstatus uint32
	stackLock    uint32
	goid         int64 // Here it is!
}