// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

//go:build unix

package net

import "internal/poll"

var (
	// Placeholders for saving original socket system calls.
	origSocket        = socketFunc
	origClose         = poll.CloseFunc
	origConnect       = connectFunc
	origListen        = listenFunc
	origAccept        = poll.AcceptFunc

// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package math

// The original C code, the long comment, and the constants
// below are from FreeBSD's /usr/src/lib/msun/src/s_expm1.c
// and came with this notice. The go code is a simplified
// version of the original C.
//
// ====================================================
// Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.

	// PWD to the other, the subprocess should report the PWD version.
	cases := []struct {
		name string
		dir  string
		pwd  string
	}{
		{name: "original PWD", pwd: cwd},
		{name: "link PWD", pwd: link},
		{name: "in link with original PWD", dir: link, pwd: cwd},
		{name: "in dir with link PWD", dir: cwd, pwd: link},
		// Ideally we would also like to test what happens if we set PWD to

// The underlying scanner elides all spaces except newline, so the input looks like a stream of
// Tokens; original spacing is lost but we don't need it.
type TokenReader interface {
	// Next returns the next token.
	Next() ScanToken
	// The following methods all refer to the most recent token returned by Next.
	// Text returns the original string representation of the token.
	Text() string
	// File reports the source file name of the token.

// becomes s and returns the original value for r.Next().
// r must not be empty.
//
// If r and s point to the same ring, linking
// them removes the elements between r and s from the ring.
// The removed elements form a subring and the result is a
// reference to that subring (if no elements were removed,
// the result is still the original value for r.Next(),
// and not nil).
//

type ResponseController struct {
	rw ResponseWriter
}

// NewResponseController creates a [ResponseController] for a request.
//
// The ResponseWriter should be the original value passed to the [Handler.ServeHTTP] method,
// or have an Unwrap method returning the original ResponseWriter.
//
// If the ResponseWriter implements any of the following methods, the ResponseController
// will call them as appropriate:
//
//	Flush()

// license that can be found in the LICENSE file.

package math

/*
	Floating-point logarithm.
*/

// The original C code, the long comment, and the constants
// below are from FreeBSD's /usr/src/lib/msun/src/e_log.c
// and came with this notice. The go code is a simpler
// version of the original C.
//
// ====================================================
// Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.

// Copyright 2023 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.

package p

// A simplified version of the code in the original report.
type S[T any] struct{}
var V = S[any]{}
func (fs *S[T]) M(V.M /* ERROR "V.M is not a type" */) {}

// Other minimal reproducers.
type S1[T any] V1.M /* ERROR "V1.M is not a type" */
type V1 = S1[any]

// go1.21 and earlier are no longer supported by x/tools.

package versions

import "strings"

// A gover is a parsed Go gover: major[.Minor[.Patch]][kind[pre]]
// The numbers are the original decimal strings to avoid integer overflows
// and since there is very little actual math. (Probably overflow doesn't matter in practice,
// but at the time this code was written, there was an existing test that used

	}

	// compute type set if necessary
	if ityp.tset == nil {
		// pos is used for tracing output; start with the type parameter position.
		pos := t.obj.pos
		// use the (original or possibly instantiated) type bound position if we have one
		if n := asNamed(bound); n != nil {
			pos = n.obj.pos
		}
		computeInterfaceTypeSet(t.check, pos, ityp)
	}

	return ityp
}