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

//go:build !windows

package cgotest

/*
#cgo CFLAGS: -pthread
#cgo LDFLAGS: -pthread
extern int RunSigThread();
extern int CheckBlocked();
*/
import "C"
import (
	"os"
	"os/signal"
	"syscall"
	"testing"
)

var blocked bool

//export IntoGoAndBack
func IntoGoAndBack() {

}

static void* sigthreadfunc(void* unused) {
	sigset_t mask;
	sigemptyset(&mask);
	sigaddset(&mask, SIGIO);
	sigprocmask(SIG_BLOCK, &mask, NULL);
	IntoGoAndBack();
	return NULL;
}

int RunSigThread() {
	int tries;
	pthread_t thread;
	int r;
	struct timespec ts;

	for (tries = 0; tries < 20; tries++) {
		r = pthread_create(&thread, NULL, &sigthreadfunc, NULL);
		if (r == 0) {