vendor: update buildkit to v0.16.0-rc1

Signed-off-by: CrazyMax <1951866+crazy-max@users.noreply.github.com>

vendor/github.com/moby/buildkit/errdefs/errdefs.go

@@ -1,31 +0,0 @@
-package errdefs
-
-import "errors"
-
-type internalErr struct {
-	error
-}
-
-func (internalErr) System() {}
-
-func (err internalErr) Unwrap() error {
-	return err.error
-}
-
-type system interface {
-	System()
-}
-
-var _ system = internalErr{}
-
-func Internal(err error) error {
-	if err == nil {
-		return nil
-	}
-	return internalErr{err}
-}
-
-func IsInternal(err error) bool {
-	var s system
-	return errors.As(err, &s)
-}

vendor/github.com/moby/buildkit/errdefs/internal.go

@@ -0,0 +1,59 @@
+package errdefs
+
+import (
+	"errors"
+	"syscall"
+)
+
+type internalErr struct {
+	error
+}
+
+func (internalErr) System() {}
+
+func (err internalErr) Unwrap() error {
+	return err.error
+}
+
+type system interface {
+	System()
+}
+
+var _ system = internalErr{}
+
+func Internal(err error) error {
+	if err == nil {
+		return nil
+	}
+	return internalErr{err}
+}
+
+func IsInternal(err error) bool {
+	var s system
+	if errors.As(err, &s) {
+		return true
+	}
+
+	var errno syscall.Errno
+	if errors.As(err, &errno) {
+		if _, ok := isInternalSyscall(errno); ok {
+			return true
+		}
+	}
+	return false
+}
+
+func IsResourceExhausted(err error) bool {
+	var errno syscall.Errno
+	if errors.As(err, &errno) {
+		if v, ok := isInternalSyscall(errno); ok && v {
+			return v
+		}
+	}
+	return false
+}
+
+func isInternalSyscall(err syscall.Errno) (bool, bool) {
+	v, ok := syscallErrors()[err]
+	return v, ok
+}

vendor/github.com/moby/buildkit/errdefs/internal_linux.go

@@ -0,0 +1,23 @@
+//go:build linux
+// +build linux
+
+package errdefs
+
+import (
+	"syscall"
+
+	"golang.org/x/sys/unix"
+)
+
+// syscallErrors returns a map of syscall errors that are considered internal.
+// value is true if the error is of type resource exhaustion, false otherwise.
+func syscallErrors() map[syscall.Errno]bool {
+	return map[syscall.Errno]bool{
+		unix.EIO:             false, // I/O error
+		unix.ENOMEM:          true,  // Out of memory
+		unix.EFAULT:          false, // Bad address
+		unix.ENOSPC:          true,  // No space left on device
+		unix.ENOTRECOVERABLE: false, // State not recoverable
+		unix.EHWPOISON:       false, // Memory page has hardware error
+	}
+}

vendor/github.com/moby/buildkit/errdefs/internal_nolinux.go

@@ -0,0 +1,10 @@
+//go:build !linux
+// +build !linux
+
+package errdefs
+
+import "syscall"
+
+func syscallErrors() map[syscall.Errno]bool {
+	return nil
+}