"sync/atomic"
)

// Inspired from Golang sync.Once but it is only marked
// initialized when the provided function returns nil.

// Init represents the structure.
type Init struct {
	done uint32
	m    sync.Mutex
}

// Do is similar to sync.Once.Do - makes one successful
// call to the function. ie, it invokes the function
// if it is not successful yet.
func (l *Init) Do(f func() error) error {

// You should have received a copy of the GNU Affero General Public License
// along with this program.  If not, see <http://www.gnu.org/licenses/>.

package lock

import (
	"os"
	"syscall"
)

// Internal function implements support for both
// blocking and non blocking lock type.
func lockedOpenFile(path string, flag int, perm os.FileMode, lockType int) (*LockedFile, error) {
	switch flag {
	case syscall.O_RDONLY:

		config.Net.SASL.Mechanism = sarama.SASLMechanism(sarama.SASLTypePlaintext)
	}
}

// KafkaSHA256 is a function that returns a crypto/sha256 hasher and should be used
// to create Client objects configured for SHA-256 hashing.
var KafkaSHA256 scram.HashGeneratorFcn = sha256.New

// KafkaSHA512 is a function that returns a crypto/sha512 hasher and should be used
// to create Client objects configured for SHA-512 hashing.

	if strings.ToLower(encodingType) == "url" {
		return s3URLEncode(name)
	}
	return name
}

// getHandlerName returns the name of the handler function. It takes the type
// name as a string to clean up the name retrieved via reflection. This function
// only works correctly when the type is present in the cmd package.
func getHandlerName(f http.HandlerFunc, cmdType string) string {

// along with this program.  If not, see <http://www.gnu.org/licenses/>.

package mountinfo

// CheckCrossDevice - check if any input path has multiple sub-mounts.
// this is a dummy function and returns nil for now.
func CheckCrossDevice(paths []string) error {
	return nil
}

// IsLikelyMountPoint determines if a directory is a mountpoint.
func IsLikelyMountPoint(file string) bool {
	return false

	}
	if v := atomic.LoadUint64(&globalStats.tcpDialCount); v > 0 {
		s.DialAvgDuration = atomic.LoadUint64(&globalStats.tcpDialTotalDur) / v
	}
	return s
}

// Return a function which update the global stats related to tcp connections
func setupReqStatsUpdate(req *http.Request) (*http.Request, func()) {
	var dialStart, dialEnd int64

	trace := &httptrace.ClientTrace{

import (
	"context"
	"errors"
	"net/http"
	"os"
	"strings"

	"github.com/coreos/go-systemd/v22/daemon"
	"github.com/minio/minio/internal/logger"
)

func handleSignals() {
	// Custom exit function
	exit := func(success bool) {
		if globalLoggerOutput != nil {
			globalLoggerOutput.Close()
		}

		// If global profiler is set stop before we exit.
		globalProfilerMu.Lock()
		defer globalProfilerMu.Unlock()

	"net"
	"time"
)

// LookupHost is a function to make custom lookupHost for optional cached DNS requests
type LookupHost func(ctx context.Context, host string) (addrs []string, err error)

// DialContextWithLookupHost is a helper function which returns `net.DialContext` function.
// It randomly fetches an IP via custom LookupHost function and dials it by the given dial

		HTTPStatusCode: http.StatusBadRequest,
	},
	ErrUnsupportedNotification: {
		Code:           "UnsupportedNotification",
		Description:    "MinIO server does not support Topic or Cloud Function based notifications.",
		HTTPStatusCode: http.StatusBadRequest,
	},
	ErrInvalidCopyPartRange: {
		Code:           "InvalidArgument",

		}, nil
	case http.StatusUnauthorized:
		return User{}, ErrAccessTokenExpired
	}
	return User{}, fmt.Errorf("Unable to lookup %s - keycloak user lookup returned %v", userid, resp.Status)
}

// Option is a function type that accepts a pointer Target
type Option func(*KeycloakProvider)

// WithTransport provide custom transport
func WithTransport(transport http.RoundTripper) Option {
	return func(p *KeycloakProvider) {