Hostport string

	Host string // Host portion of Hostport
	Port int    // Port portion of Hostport

	// Handlers maps from URL paths to the handler to invoke to
	// serve that path.
	Handlers map[string]http.Handler

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

package main

// Test case for issue 66427.
// Running under TSAN, this fails with "signal handler
// spoils errno".

/*
#include <pthread.h>
#include <signal.h>
#include <stdlib.h>

void go_callback();

static void *thr(void *arg) {
	int i;
	for (i = 0; i < 10; i++)
		go_callback();

	}
	// set the min and max sizes to zero to map the whole file, as described in
	// https://learn.microsoft.com/en-us/windows/win32/memory/creating-a-file-mapping-object#file-mapping-size
	h, err := windows.CreateFileMapping(windows.Handle(f.Fd()), nil, syscall.PAGE_READWRITE, 0, 0, nil)
	if err != nil {
		return Data{}, fmt.Errorf("CreateFileMapping %s: %w", f.Name(), err)
	}
	// the mapping extends from zero to the end of the file mapping

package internal

// This file contains matchers that implement CLDR inheritance.
//
//     See https://unicode.org/reports/tr35/#Locale_Inheritance.
//
// Some of the inheritance described in this document is already handled by
// the cldr package.

import (
	"golang.org/x/text/language"
)

// TODO: consider if (some of the) matching algorithm needs to be public after
// getting some feel about what is generic and what is specific.

	gs, ok := g.gStates[goID]
	if !ok {
		gs = newGState[trace.ThreadID](goID)
		g.gStates[goID] = gs
	}
	// If we haven't already named this goroutine, try to name it.
	gs.augmentName(st.Stack)

	// Handle the goroutine state transition.
	from, to := st.Goroutine()
	if from == to {
		// Filter out no-op events.
		return
	}
	if from.Executing() && !to.Executing() {
		if to == trace.GoWaiting {

	}

	if check.conf.Trace {
		check.trace(err.pos(), "ERROR: %s (code = %d)", err.desc[0].msg, err.code)
	}

	// In go/types, if there is a sub-error with a valid position,
	// call the typechecker error handler for each sub-error.
	// Otherwise, call it once, with a single combined message.
	multiError := false
	if !isTypes2 {
		for i := 1; i < len(err.desc); i++ {
			if err.desc[i].pos.IsKnown() {
				multiError = true

// algorithm could set different defaults by prefixing a user-provided slice
// of options with their own. This is handy, for instance, for the precis
// package which would override the default to not handle the Greek final sigma.

var (
	// NoLower disables the lowercasing of non-leading letters for a title
	// caser.
	NoLower Option = noLower

			return fmt.Errorf("server response: %s - %s", resp.Status, body)
		}
	}
	return fmt.Errorf("server response: %s", resp.Status)
}

// cpuProfileHandler is the Go pprof CPU profile handler URL.
const cpuProfileHandler = "/debug/pprof/profile"

// adjustURL applies the duration/timeout values and Go specific defaults.
func adjustURL(source string, duration, timeout time.Duration) (string, time.Duration) {

// which there exists translations of the user interface.
//
// User-preferred languages usually come as a comma-separated list of BCP 47
// language tags.
// The MatchString finds best matches for such strings:
//
//	handler(w http.ResponseWriter, r *http.Request) {
//	    lang, _ := r.Cookie("lang")
//	    accept := r.Header.Get("Accept-Language")
//	    tag, _ := language.MatchStrings(matcher, lang.String(), accept)
//

	// gState for it.
	gs, ok := g.gStates[goID]
	if !ok {
		gs = newGState[trace.GoID](goID)
		g.gStates[goID] = gs
	}

	// Try to augment the name of the goroutine.
	gs.augmentName(st.Stack)

	// Handle the goroutine state transition.
	from, to := st.Goroutine()
	if from == to {
		// Filter out no-op events.
		return
	}
	if from.Executing() && !to.Executing() {
		if to == trace.GoWaiting {