// This is the sigaction structure from the Linux 2.1.68 kernel which
//   is used with the rt_sigaction system call. For 386 this is not
//   defined in any public header file.

struct kernel_sigaction {
	__sighandler_t k_sa_handler;
	unsigned long sa_flags;
	void (*sa_restorer) (void);
	unsigned long long sa_mask;
};
*/
import "C"

const (
	EINTR  = C.EINTR
	EAGAIN = C.EAGAIN
	ENOMEM = C.ENOMEM

            final HandlerList handlers = new HandlerList();
            handlers.setHandlers(new Handler[] { request_handler, new DefaultHandler() });
            server.setHandler(handlers);
        }

        public void start() {
            try {
                server.start();
            } catch (final Exception e) {
                throw new CrawlerSystemException(e);

        Log.info("serving " + resource_handler.getBaseResource());
        final HandlerList handlers = new HandlerList();
        handlers.setHandlers(new Handler[] { resource_handler, new DefaultHandler() });
        server.setHandler(handlers);
    }

    public void start() {
        try {
            server.start();
        } catch (final Exception e) {
            throw new CrawlerSystemException(e);
        }
    }

		unlock(&q.lock)
		return ""
	}
	note := &q.data[q.ri]
	item := string(note.s[:note.n])
	q.ri++
	if q.ri == qsize {
		q.ri = 0
	}
	unlock(&q.lock)
	return item
}

// Called from sighandler to send a signal back out of the signal handling thread.
// Reports whether the signal was sent. If not, the caller typically crashes the program.
func sendNote(s *byte) bool {
	if !sig.inuse {
		return false
	}

	O_TRUNC    = C.O_TRUNC

	VM_REGION_BASIC_INFO_COUNT_64 = C.VM_REGION_BASIC_INFO_COUNT_64
	VM_REGION_BASIC_INFO_64       = C.VM_REGION_BASIC_INFO_64
)

type StackT C.struct_sigaltstack
type Sighandler C.union___sigaction_u

type Sigaction C.struct___sigaction // used in syscalls
type Usigaction C.struct_sigaction  // used by sigaction second argument
type Sigset C.sigset_t
type Sigval C.union_sigval

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include <sched.h>
#include <pthread.h>

#include "libgo4.h"

#ifdef _AIX
// On AIX, CSIGSTKSZ is too small to handle Go sighandler.
#define CSIGSTKSZ 0x4000
#else
#define CSIGSTKSZ SIGSTKSZ
#endif

static void die(const char* msg) {
	perror(msg);
	exit(EXIT_FAILURE);
}

static int ok = 1;

        Log.info("serving " + resource_handler.getBaseResource());
        final HandlerList handlers = new HandlerList();
        handlers.setHandlers(new Handler[] { resource_handler, new DefaultHandler() });
        server.setHandler(handlers);
    }

    public void start() {
        try {
            server.start();
        } catch (final Exception e) {
            throw new CrawlerSystemException(e);
        }
    }

        Log.info("serving " + resource_handler.getBaseResource());
        final HandlerList handlers = new HandlerList();
        handlers.setHandlers(new Handler[] { resource_handler, new DefaultHandler() });
        server.setHandler(handlers);
    }

    public void start() {
        try {
            server.start();
        } catch (final Exception e) {
            throw new CrawlerSystemException(e);
        }
    }

	MOVQ	BP, SP

	// make room for args and g
	SUBQ	$128, SP

	// save g
	MOVQ	g(AX), BP
	MOVQ	BP, 32(SP)

	// g = m->gsignal
	MOVQ	R10, g(AX)

	// load args and call sighandler
	MOVQ	CX, 0(SP)
	MOVQ	DX, 8(SP)
	MOVQ	BP, 16(SP)

	CALL	runtime·sighandler(SB)
	MOVL	24(SP), AX

	// restore g
	get_tls(BX)
	MOVQ	32(SP), R10
	MOVQ	R10, g(BX)

	// call noted(AX)

            handlers.addHandler(new LoggingHandler(authenticationAttempts, allHeaders, logRequests))
            handlers.addHandler(securityHandlerWrapper)
            handlers.addHandler(getCustomHandler())
            server.setHandler(handlers)
            server.setStopTimeout(0)
            configured = true
        }

        if (!server.started) {
            server.start()
            for (int i = 0; i < 5; i++) {