//   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

	PROT_NONE  = C.PROT_NONE

func _C_ai_family(ai *_C_struct_addrinfo) *_C_int            { return &ai.ai_family }
func _C_ai_flags(ai *_C_struct_addrinfo) *_C_int             { return &ai.ai_flags }
func _C_ai_next(ai *_C_struct_addrinfo) **_C_struct_addrinfo { return &ai.ai_next }
func _C_ai_protocol(ai *_C_struct_addrinfo) *_C_int          { return &ai.ai_protocol }

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

package load

import (
	"cmd/go/internal/base"
	"cmd/internal/quoted"
	"fmt"
	"strings"
)

var (
	BuildAsmflags   PerPackageFlag // -asmflags
	BuildGcflags    PerPackageFlag // -gcflags
	BuildLdflags    PerPackageFlag // -ldflags
	BuildGccgoflags PerPackageFlag // -gccgoflags
)

// A PerPackageFlag is a command-line flag implementation (a flag.Value)

	setsid();

	if (verbose) {
		fprintf(stderr, "calling sigaction\n");
	}

	memset(&sa, 0, sizeof sa);
	sa.sa_sigaction = ioHandler;
	if (sigemptyset(&sa.sa_mask) < 0) {
		die("sigemptyset");
	}
	sa.sa_flags = SA_SIGINFO;
	if (sigaction(SIGIO, &sa, NULL) < 0) {
		die("sigaction");
	}

	sa.sa_sigaction = segvHandler;
	if (sigaction(SIGSEGV, &sa, NULL) < 0 || sigaction(SIGBUS, &sa, NULL) < 0) {
		die("sigaction");

			elfFile, err := elf.NewFile(fi)
			if err != nil {
				t.Skip("The system may not support ELF, skipped.")
			}
			defer elfFile.Close()

			flags, err := elfFile.DynValue(elf.DT_FLAGS)
			if err != nil {
				t.Fatalf("failed to get DT_FLAGS: %v", err)
			}

			flags1, err := elfFile.DynValue(elf.DT_FLAGS_1)
			if err != nil {
				t.Fatalf("failed to get DT_FLAGS_1: %v", err)
			}

static void init() {
	struct sigaction sa;

	memset(&sa, 0, sizeof sa);
	sa.sa_sigaction = ioHandler;
	if (sigemptyset(&sa.sa_mask) < 0) {
		die("sigemptyset");
	}
	sa.sa_flags = SA_SIGINFO;
	if (sigaction(SIGIO, &sa, NULL) < 0) {
		die("sigaction");
	}

	sa.sa_sigaction = segvHandler;
	if (sigaction(SIGSEGV, &sa, NULL) < 0 || sigaction(SIGBUS, &sa, NULL) < 0) {
		die("sigaction");

            flags = NTLMSSP_NEGOTIATE_NTLM | NTLMSSP_NEGOTIATE_OEM;
            setFlags(flags);
            charset = getOEMEncoding();
            end = true;
        }
        else {
            setEncryptedSessionKey(readSecurityBuffer(material, pos));
            pos += 8;

            flags = readULong(material, pos);
            setFlags(flags);
            pos += 4;

#include <errno.h>
#include <signal.h>
#include <string.h>

static int clearRestart(int sig) {
	struct sigaction sa;

	memset(&sa, 0, sizeof sa);
	if (sigaction(sig, NULL, &sa) < 0) {
		return errno;
	}
	sa.sa_flags &=~ SA_RESTART;
	if (sigaction(sig, &sa, NULL) < 0) {
		return errno;
	}
	return 0;
}
*/
import "C"

import (
	"bytes"
	"errors"
	"fmt"
	"io"
	"log"
	"net"
	"os"
	"os/exec"

var symRE *regexp.Regexp

func usage() {
	fmt.Fprintf(os.Stderr, "usage: go tool objdump [-S] [-gnu] [-s symregexp] binary [start end]\n\n")
	flag.PrintDefaults()
	os.Exit(2)
}

func main() {
	log.SetFlags(0)
	log.SetPrefix("objdump: ")
	telemetry.Start()

	flag.Usage = usage
	flag.Parse()
	telemetry.Inc("objdump/invocations")
	telemetry.CountFlags("objdump/flag:", *flag.CommandLine)

// in a special mode. In that mode, the call to monitor will never
// return.
func monitor() {
	const monitorVar = "RUNTIME_DEBUG_MONITOR"
	if os.Getenv(monitorVar) != "" {
		// This is the monitor (child) process.
		log.SetFlags(0)
		log.SetPrefix("monitor: ")

		crash, err := io.ReadAll(os.Stdin)
		if err != nil {
			log.Fatalf("failed to read from input pipe: %v", err)
		}
		if len(crash) == 0 {