diff --git a/go.mod b/go.mod
index f4d7473..b0253cf 100644
--- a/go.mod
+++ b/go.mod
@@ -3,7 +3,7 @@ module github.com/elisescu/tty-share
 go 1.18
 
 require (
-	github.com/elisescu/pty v1.0.2
+	github.com/creack/pty v1.1.11
 	github.com/gorilla/mux v1.8.0
 	github.com/gorilla/websocket v1.5.0
 	github.com/hashicorp/yamux v0.1.1
diff --git a/go.sum b/go.sum
index 0a1f5d0..5ec0ef9 100644
--- a/go.sum
+++ b/go.sum
@@ -1,11 +1,10 @@
 github.com/Azure/go-ansiterm v0.0.0-20210617225240-d185dfc1b5a1 h1:UQHMgLO+TxOElx5B5HZ4hJQsoJ/PvUvKRhJHDQXO8P8=
 github.com/Azure/go-ansiterm v0.0.0-20210617225240-d185dfc1b5a1/go.mod h1:xomTg63KZ2rFqZQzSB4Vz2SUXa1BpHTVz9L5PTmPC4E=
 github.com/creack/pty v1.1.11 h1:07n33Z8lZxZ2qwegKbObQohDhXDQxiMMz1NOUGYlesw=
+github.com/creack/pty v1.1.11/go.mod h1:oKZEueFk5CKHvIhNR5MUki03XCEU+Q6VDXinZuGJ33E=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
-github.com/elisescu/pty v1.0.2 h1:I/wkN5bnPyh00j/bnNAy8wll8yvd8wRLUjPnmcmYI+Q=
-github.com/elisescu/pty v1.0.2/go.mod h1:tzLUboZf84k7sFZdd2cOvhr/fSxMABV0UTMxnF25R/Y=
 github.com/google/go-cmp v0.4.0 h1:xsAVV57WRhGj6kEIi8ReJzQlHHqcBYCElAvkovg3B/4=
 github.com/gorilla/mux v1.8.0 h1:i40aqfkR1h2SlN9hojwV5ZA91wcXFOvkdNIeFDP5koI=
 github.com/gorilla/mux v1.8.0/go.mod h1:DVbg23sWSpFRCP0SfiEN6jmj59UnW/n46BH5rLB71So=
diff --git a/pty_master.go b/pty_master.go
index 487e3c9..599519a 100644
--- a/pty_master.go
+++ b/pty_master.go
@@ -7,7 +7,7 @@ import (
 	"syscall"
 	"time"
 
-	ptyDevice "github.com/elisescu/pty"
+	ptyDevice "github.com/creack/pty"
 	log "github.com/sirupsen/logrus"
 	"golang.org/x/crypto/ssh/terminal"
 )
@@ -101,7 +101,11 @@ func (pty *ptyMaster) Read(b []byte) (int, error) {
 }
 
 func (pty *ptyMaster) SetWinSize(rows, cols int) {
-	ptyDevice.Setsize(pty.ptyFile, rows, cols)
+	winSize := ptyDevice.Winsize{
+		Rows: uint16(rows),
+		Cols: uint16(cols),
+	}
+	ptyDevice.Setsize(pty.ptyFile, &winSize)
 }
 
 func (pty *ptyMaster) Refresh() {
diff --git a/vendor/github.com/elisescu/pty/.gitignore b/vendor/github.com/creack/pty/.gitignore
similarity index 100%
rename from vendor/github.com/elisescu/pty/.gitignore
rename to vendor/github.com/creack/pty/.gitignore
diff --git a/vendor/github.com/creack/pty/Dockerfile.riscv b/vendor/github.com/creack/pty/Dockerfile.riscv
new file mode 100644
index 0000000..adfdf82
--- /dev/null
+++ b/vendor/github.com/creack/pty/Dockerfile.riscv
@@ -0,0 +1,14 @@
+FROM golang:1.13
+
+# Clone and complie a riscv compatible version of the go compiler.
+RUN git clone https://review.gerrithub.io/riscv/riscv-go /riscv-go
+# riscvdev branch HEAD as of 2019-06-29.
+RUN cd /riscv-go && git checkout 04885fddd096d09d4450726064d06dd107e374bf
+ENV PATH=/riscv-go/misc/riscv:/riscv-go/bin:$PATH
+RUN cd /riscv-go/src && GOROOT_BOOTSTRAP=$(go env GOROOT) ./make.bash
+ENV GOROOT=/riscv-go
+
+# Make sure we compile.
+WORKDIR pty
+ADD . .
+RUN GOOS=linux GOARCH=riscv go build
diff --git a/vendor/github.com/elisescu/pty/License b/vendor/github.com/creack/pty/LICENSE
similarity index 100%
rename from vendor/github.com/elisescu/pty/License
rename to vendor/github.com/creack/pty/LICENSE
diff --git a/vendor/github.com/creack/pty/README.md b/vendor/github.com/creack/pty/README.md
new file mode 100644
index 0000000..5275014
--- /dev/null
+++ b/vendor/github.com/creack/pty/README.md
@@ -0,0 +1,100 @@
+# pty
+
+Pty is a Go package for using unix pseudo-terminals.
+
+## Install
+
+    go get github.com/creack/pty
+
+## Example
+
+### Command
+
+```go
+package main
+
+import (
+	"github.com/creack/pty"
+	"io"
+	"os"
+	"os/exec"
+)
+
+func main() {
+	c := exec.Command("grep", "--color=auto", "bar")
+	f, err := pty.Start(c)
+	if err != nil {
+		panic(err)
+	}
+
+	go func() {
+		f.Write([]byte("foo\n"))
+		f.Write([]byte("bar\n"))
+		f.Write([]byte("baz\n"))
+		f.Write([]byte{4}) // EOT
+	}()
+	io.Copy(os.Stdout, f)
+}
+```
+
+### Shell
+
+```go
+package main
+
+import (
+        "io"
+        "log"
+        "os"
+        "os/exec"
+        "os/signal"
+        "syscall"
+
+        "github.com/creack/pty"
+        "golang.org/x/crypto/ssh/terminal"
+)
+
+func test() error {
+        // Create arbitrary command.
+        c := exec.Command("bash")
+
+        // Start the command with a pty.
+        ptmx, err := pty.Start(c)
+        if err != nil {
+                return err
+        }
+        // Make sure to close the pty at the end.
+        defer func() { _ = ptmx.Close() }() // Best effort.
+
+        // Handle pty size.
+        ch := make(chan os.Signal, 1)
+        signal.Notify(ch, syscall.SIGWINCH)
+        go func() {
+                for range ch {
+                        if err := pty.InheritSize(os.Stdin, ptmx); err != nil {
+                                log.Printf("error resizing pty: %s", err)
+                        }
+                }
+        }()
+        ch <- syscall.SIGWINCH // Initial resize.
+
+        // Set stdin in raw mode.
+        oldState, err := terminal.MakeRaw(int(os.Stdin.Fd()))
+        if err != nil {
+                panic(err)
+        }
+        defer func() { _ = terminal.Restore(int(os.Stdin.Fd()), oldState) }() // Best effort.
+
+        // Copy stdin to the pty and the pty to stdout.
+        go func() { _, _ = io.Copy(ptmx, os.Stdin) }()
+        _, _ = io.Copy(os.Stdout, ptmx)
+
+        return nil
+}
+
+func main() {
+        if err := test(); err != nil {
+                log.Fatal(err)
+        }
+}
+```
diff --git a/vendor/github.com/elisescu/pty/doc.go b/vendor/github.com/creack/pty/doc.go
similarity index 100%
rename from vendor/github.com/elisescu/pty/doc.go
rename to vendor/github.com/creack/pty/doc.go
diff --git a/vendor/github.com/elisescu/pty/ioctl.go b/vendor/github.com/creack/pty/ioctl.go
similarity index 86%
rename from vendor/github.com/elisescu/pty/ioctl.go
rename to vendor/github.com/creack/pty/ioctl.go
index c57c19e..c85cdcd 100644
--- a/vendor/github.com/elisescu/pty/ioctl.go
+++ b/vendor/github.com/creack/pty/ioctl.go
@@ -1,4 +1,4 @@
-// +build !windows
+// +build !windows,!solaris
 
 package pty
 
diff --git a/vendor/github.com/elisescu/pty/ioctl_bsd.go b/vendor/github.com/creack/pty/ioctl_bsd.go
similarity index 100%
rename from vendor/github.com/elisescu/pty/ioctl_bsd.go
rename to vendor/github.com/creack/pty/ioctl_bsd.go
diff --git a/vendor/github.com/creack/pty/ioctl_solaris.go b/vendor/github.com/creack/pty/ioctl_solaris.go
new file mode 100644
index 0000000..f63985f
--- /dev/null
+++ b/vendor/github.com/creack/pty/ioctl_solaris.go
@@ -0,0 +1,30 @@
+package pty
+
+import (
+	"golang.org/x/sys/unix"
+	"unsafe"
+)
+
+const (
+	// see /usr/include/sys/stropts.h
+	I_PUSH  = uintptr((int32('S')<<8 | 002))
+	I_STR   = uintptr((int32('S')<<8 | 010))
+	I_FIND  = uintptr((int32('S')<<8 | 013))
+	// see /usr/include/sys/ptms.h
+	ISPTM   = (int32('P') << 8) | 1
+	UNLKPT  = (int32('P') << 8) | 2
+	PTSSTTY = (int32('P') << 8) | 3
+	ZONEPT  = (int32('P') << 8) | 4
+	OWNERPT = (int32('P') << 8) | 5
+)
+
+type strioctl struct {
+	ic_cmd    int32
+	ic_timout int32
+	ic_len    int32
+	ic_dp     unsafe.Pointer
+}
+
+func ioctl(fd, cmd, ptr uintptr) error {
+	return unix.IoctlSetInt(int(fd), uint(cmd), int(ptr))
+}
diff --git a/vendor/github.com/elisescu/pty/mktypes.bash b/vendor/github.com/creack/pty/mktypes.bash
similarity index 91%
rename from vendor/github.com/elisescu/pty/mktypes.bash
rename to vendor/github.com/creack/pty/mktypes.bash
index 0c07680..82ee167 100644
--- a/vendor/github.com/elisescu/pty/mktypes.bash
+++ b/vendor/github.com/creack/pty/mktypes.bash
@@ -13,7 +13,7 @@ GODEFS="go tool cgo -godefs"
 $GODEFS types.go |gofmt > ztypes_$GOARCH.go
 
 case $GOOS in
-freebsd|dragonfly)
+freebsd|dragonfly|openbsd)
 	$GODEFS types_$GOOS.go |gofmt > ztypes_$GOOSARCH.go
 	;;
 esac
diff --git a/vendor/github.com/elisescu/pty/pty_darwin.go b/vendor/github.com/creack/pty/pty_darwin.go
similarity index 82%
rename from vendor/github.com/elisescu/pty/pty_darwin.go
rename to vendor/github.com/creack/pty/pty_darwin.go
index 9341543..6344b6b 100644
--- a/vendor/github.com/elisescu/pty/pty_darwin.go
+++ b/vendor/github.com/creack/pty/pty_darwin.go
@@ -13,19 +13,23 @@ func open() (pty, tty *os.File, err error) {
 		return nil, nil, err
 	}
 	p := os.NewFile(uintptr(pFD), "/dev/ptmx")
+	// In case of error after this point, make sure we close the ptmx fd.
+	defer func() {
+		if err != nil {
+			_ = p.Close() // Best effort.
+		}
+	}()
 
 	sname, err := ptsname(p)
 	if err != nil {
 		return nil, nil, err
 	}
 
-	err = grantpt(p)
-	if err != nil {
+	if err := grantpt(p); err != nil {
 		return nil, nil, err
 	}
 
-	err = unlockpt(p)
-	if err != nil {
+	if err := unlockpt(p); err != nil {
 		return nil, nil, err
 	}
 
diff --git a/vendor/github.com/elisescu/pty/pty_dragonfly.go b/vendor/github.com/creack/pty/pty_dragonfly.go
similarity index 86%
rename from vendor/github.com/elisescu/pty/pty_dragonfly.go
rename to vendor/github.com/creack/pty/pty_dragonfly.go
index 5431fb5..b7d1f20 100644
--- a/vendor/github.com/elisescu/pty/pty_dragonfly.go
+++ b/vendor/github.com/creack/pty/pty_dragonfly.go
@@ -14,19 +14,23 @@ func open() (pty, tty *os.File, err error) {
 	if err != nil {
 		return nil, nil, err
 	}
+	// In case of error after this point, make sure we close the ptmx fd.
+	defer func() {
+		if err != nil {
+			_ = p.Close() // Best effort.
+		}
+	}()
 
 	sname, err := ptsname(p)
 	if err != nil {
 		return nil, nil, err
 	}
 
-	err = grantpt(p)
-	if err != nil {
+	if err := grantpt(p); err != nil {
 		return nil, nil, err
 	}
 
-	err = unlockpt(p)
-	if err != nil {
+	if err := unlockpt(p); err != nil {
 		return nil, nil, err
 	}
 
diff --git a/vendor/github.com/elisescu/pty/pty_freebsd.go b/vendor/github.com/creack/pty/pty_freebsd.go
similarity index 72%
rename from vendor/github.com/elisescu/pty/pty_freebsd.go
rename to vendor/github.com/creack/pty/pty_freebsd.go
index b341bab..63b6d91 100644
--- a/vendor/github.com/elisescu/pty/pty_freebsd.go
+++ b/vendor/github.com/creack/pty/pty_freebsd.go
@@ -7,22 +7,28 @@ import (
 	"unsafe"
 )
 
-func posix_openpt(oflag int) (fd int, err error) {
+func posixOpenpt(oflag int) (fd int, err error) {
 	r0, _, e1 := syscall.Syscall(syscall.SYS_POSIX_OPENPT, uintptr(oflag), 0, 0)
 	fd = int(r0)
 	if e1 != 0 {
 		err = e1
 	}
-	return
+	return fd, err
 }
 
 func open() (pty, tty *os.File, err error) {
-	fd, err := posix_openpt(syscall.O_RDWR | syscall.O_CLOEXEC)
+	fd, err := posixOpenpt(syscall.O_RDWR | syscall.O_CLOEXEC)
 	if err != nil {
 		return nil, nil, err
 	}
-
 	p := os.NewFile(uintptr(fd), "/dev/pts")
+	// In case of error after this point, make sure we close the pts fd.
+	defer func() {
+		if err != nil {
+			_ = p.Close() // Best effort.
+		}
+	}()
+
 	sname, err := ptsname(p)
 	if err != nil {
 		return nil, nil, err
@@ -42,7 +48,7 @@ func isptmaster(fd uintptr) (bool, error) {
 
 var (
 	emptyFiodgnameArg fiodgnameArg
-	ioctl_FIODGNAME   = _IOW('f', 120, unsafe.Sizeof(emptyFiodgnameArg))
+	ioctlFIODGNAME    = _IOW('f', 120, unsafe.Sizeof(emptyFiodgnameArg))
 )
 
 func ptsname(f *os.File) (string, error) {
@@ -59,8 +65,7 @@ func ptsname(f *os.File) (string, error) {
 		buf = make([]byte, n)
 		arg = fiodgnameArg{Len: n, Buf: (*byte)(unsafe.Pointer(&buf[0]))}
 	)
-	err = ioctl(f.Fd(), ioctl_FIODGNAME, uintptr(unsafe.Pointer(&arg)))
-	if err != nil {
+	if err := ioctl(f.Fd(), ioctlFIODGNAME, uintptr(unsafe.Pointer(&arg))); err != nil {
 		return "", err
 	}
 
diff --git a/vendor/github.com/elisescu/pty/pty_linux.go b/vendor/github.com/creack/pty/pty_linux.go
similarity index 75%
rename from vendor/github.com/elisescu/pty/pty_linux.go
rename to vendor/github.com/creack/pty/pty_linux.go
index cb901a2..4a833de 100644
--- a/vendor/github.com/elisescu/pty/pty_linux.go
+++ b/vendor/github.com/creack/pty/pty_linux.go
@@ -12,14 +12,19 @@ func open() (pty, tty *os.File, err error) {
 	if err != nil {
 		return nil, nil, err
 	}
+	// In case of error after this point, make sure we close the ptmx fd.
+	defer func() {
+		if err != nil {
+			_ = p.Close() // Best effort.
+		}
+	}()
 
 	sname, err := ptsname(p)
 	if err != nil {
 		return nil, nil, err
 	}
 
-	err = unlockpt(p)
-	if err != nil {
+	if err := unlockpt(p); err != nil {
 		return nil, nil, err
 	}
 
@@ -41,6 +46,6 @@ func ptsname(f *os.File) (string, error) {
 
 func unlockpt(f *os.File) error {
 	var u _C_int
-	// use TIOCSPTLCK with a zero valued arg to clear the slave pty lock
+	// use TIOCSPTLCK with a pointer to zero to clear the lock
 	return ioctl(f.Fd(), syscall.TIOCSPTLCK, uintptr(unsafe.Pointer(&u)))
 }
diff --git a/vendor/github.com/creack/pty/pty_openbsd.go b/vendor/github.com/creack/pty/pty_openbsd.go
new file mode 100644
index 0000000..a6a35d1
--- /dev/null
+++ b/vendor/github.com/creack/pty/pty_openbsd.go
@@ -0,0 +1,33 @@
+package pty
+
+import (
+	"os"
+	"syscall"
+	"unsafe"
+)
+
+func open() (pty, tty *os.File, err error) {
+	/*
+	 * from ptm(4):
+	 * The PTMGET command allocates a free pseudo terminal, changes its
+	 * ownership to the caller, revokes the access privileges for all previous
+	 * users, opens the file descriptors for the pty and tty devices and
+	 * returns them to the caller in struct ptmget.
+	 */
+
+	p, err := os.OpenFile("/dev/ptm", os.O_RDWR|syscall.O_CLOEXEC, 0)
+	if err != nil {
+		return nil, nil, err
+	}
+	defer p.Close()
+
+	var ptm ptmget
+	if err := ioctl(p.Fd(), uintptr(ioctl_PTMGET), uintptr(unsafe.Pointer(&ptm))); err != nil {
+		return nil, nil, err
+	}
+
+	pty = os.NewFile(uintptr(ptm.Cfd), "/dev/ptm")
+	tty = os.NewFile(uintptr(ptm.Sfd), "/dev/ptm")
+
+	return pty, tty, nil
+}
diff --git a/vendor/github.com/creack/pty/pty_solaris.go b/vendor/github.com/creack/pty/pty_solaris.go
new file mode 100644
index 0000000..09ec1b7
--- /dev/null
+++ b/vendor/github.com/creack/pty/pty_solaris.go
@@ -0,0 +1,139 @@
+package pty
+
+/* based on:
+http://src.illumos.org/source/xref/illumos-gate/usr/src/lib/libc/port/gen/pt.c
+*/
+
+import (
+	"errors"
+	"golang.org/x/sys/unix"
+	"os"
+	"strconv"
+	"syscall"
+	"unsafe"
+)
+
+const NODEV = ^uint64(0)
+
+func open() (pty, tty *os.File, err error) {
+	masterfd, err := syscall.Open("/dev/ptmx", syscall.O_RDWR|unix.O_NOCTTY, 0)
+	//masterfd, err := syscall.Open("/dev/ptmx", syscall.O_RDWR|syscall.O_CLOEXEC|unix.O_NOCTTY, 0)
+	if err != nil {
+		return nil, nil, err
+	}
+	p := os.NewFile(uintptr(masterfd), "/dev/ptmx")
+
+	sname, err := ptsname(p)
+	if err != nil {
+		return nil, nil, err
+	}
+
+	err = grantpt(p)
+	if err != nil {
+		return nil, nil, err
+	}
+
+	err = unlockpt(p)
+	if err != nil {
+		return nil, nil, err
+	}
+
+	slavefd, err := syscall.Open(sname, os.O_RDWR|unix.O_NOCTTY, 0)
+	if err != nil {
+		return nil, nil, err
+	}
+	t := os.NewFile(uintptr(slavefd), sname)
+
+	// pushing terminal driver STREAMS modules as per pts(7)
+	for _, mod := range([]string{"ptem", "ldterm", "ttcompat"}) {
+		err = streams_push(t, mod)
+		if err != nil {
+			return nil, nil, err
+		}
+	}
+	
+	return p, t, nil
+}
+
+func minor(x uint64) uint64 {
+	return x & 0377
+}
+
+func ptsdev(fd uintptr) uint64 {
+	istr := strioctl{ISPTM, 0, 0, nil}
+	err := ioctl(fd, I_STR, uintptr(unsafe.Pointer(&istr)))
+	if err != nil {
+		return NODEV
+	}
+	var status unix.Stat_t
+	err = unix.Fstat(int(fd), &status)
+	if err != nil {
+		return NODEV
+	}
+	return uint64(minor(status.Rdev))
+}
+
+func ptsname(f *os.File) (string, error) {
+	dev := ptsdev(f.Fd())
+	if dev == NODEV {
+		return "", errors.New("not a master pty")
+	}
+	fn := "/dev/pts/" + strconv.FormatInt(int64(dev), 10)
+	// access(2) creates the slave device (if the pty exists)
+	// F_OK == 0 (unistd.h)
+	err := unix.Access(fn, 0)
+	if err != nil {
+		return "", err
+	}
+	return fn, nil
+}
+
+type pt_own struct {
+	pto_ruid int32
+	pto_rgid int32
+}
+
+func grantpt(f *os.File) error {
+	if ptsdev(f.Fd()) == NODEV {
+		return errors.New("not a master pty")
+	}
+	var pto pt_own
+	pto.pto_ruid = int32(os.Getuid())
+	// XXX should first attempt to get gid of DEFAULT_TTY_GROUP="tty"
+	pto.pto_rgid = int32(os.Getgid())
+	var istr strioctl
+	istr.ic_cmd = OWNERPT
+	istr.ic_timout = 0
+	istr.ic_len = int32(unsafe.Sizeof(istr))
+	istr.ic_dp = unsafe.Pointer(&pto)
+	err := ioctl(f.Fd(), I_STR, uintptr(unsafe.Pointer(&istr)))
+	if err != nil {
+		return errors.New("access denied")
+	}
+	return nil
+}
+
+func unlockpt(f *os.File) error {
+	istr := strioctl{UNLKPT, 0, 0, nil}
+	return ioctl(f.Fd(), I_STR, uintptr(unsafe.Pointer(&istr)))
+}
+
+// push STREAMS modules if not already done so
+func streams_push(f *os.File, mod string) error {
+	var err error
+	buf := []byte(mod)
+	// XXX I_FIND is not returning an error when the module
+	// is already pushed even though truss reports a return
+	// value of 1. A bug in the Go Solaris syscall interface?
+	// XXX without this we are at risk of the issue
+	// https://www.illumos.org/issues/9042
+	// but since we are not using libc or XPG4.2, we should not be
+	// double-pushing modules
+	
+	err = ioctl(f.Fd(), I_FIND, uintptr(unsafe.Pointer(&buf[0])))
+	if err != nil {
+		return nil
+	}
+	err = ioctl(f.Fd(), I_PUSH, uintptr(unsafe.Pointer(&buf[0])))
+	return err
+}
diff --git a/vendor/github.com/elisescu/pty/pty_unsupported.go b/vendor/github.com/creack/pty/pty_unsupported.go
similarity index 64%
rename from vendor/github.com/elisescu/pty/pty_unsupported.go
rename to vendor/github.com/creack/pty/pty_unsupported.go
index bd3d1e7..ceb425b 100644
--- a/vendor/github.com/elisescu/pty/pty_unsupported.go
+++ b/vendor/github.com/creack/pty/pty_unsupported.go
@@ -1,4 +1,4 @@
-// +build !linux,!darwin,!freebsd,!dragonfly
+// +build !linux,!darwin,!freebsd,!dragonfly,!openbsd,!solaris
 
 package pty
 
diff --git a/vendor/github.com/creack/pty/run.go b/vendor/github.com/creack/pty/run.go
new file mode 100644
index 0000000..b079425
--- /dev/null
+++ b/vendor/github.com/creack/pty/run.go
@@ -0,0 +1,74 @@
+// +build !windows
+
+package pty
+
+import (
+	"os"
+	"os/exec"
+	"syscall"
+)
+
+// Start assigns a pseudo-terminal tty os.File to c.Stdin, c.Stdout,
+// and c.Stderr, calls c.Start, and returns the File of the tty's
+// corresponding pty.
+//
+// Starts the process in a new session and sets the controlling terminal.
+func Start(c *exec.Cmd) (pty *os.File, err error) {
+	return StartWithSize(c, nil)
+}
+
+// StartWithSize assigns a pseudo-terminal tty os.File to c.Stdin, c.Stdout,
+// and c.Stderr, calls c.Start, and returns the File of the tty's
+// corresponding pty.
+//
+// This will resize the pty to the specified size before starting the command.
+// Starts the process in a new session and sets the controlling terminal.
+func StartWithSize(c *exec.Cmd, sz *Winsize) (pty *os.File, err error) {
+	if c.SysProcAttr == nil {
+		c.SysProcAttr = &syscall.SysProcAttr{}
+	}
+	c.SysProcAttr.Setsid = true
+	c.SysProcAttr.Setctty = true
+	return StartWithAttrs(c, sz, c.SysProcAttr)
+}
+
+// StartWithAttrs assigns a pseudo-terminal tty os.File to c.Stdin, c.Stdout,
+// and c.Stderr, calls c.Start, and returns the File of the tty's
+// corresponding pty.
+//
+// This will resize the pty to the specified size before starting the command if a size is provided.
+// The `attrs` parameter overrides the one set in c.SysProcAttr.
+//
+// This should generally not be needed. Used in some edge cases where it is needed to create a pty
+// without a controlling terminal.
+func StartWithAttrs(c *exec.Cmd, sz *Winsize, attrs *syscall.SysProcAttr) (pty *os.File, err error) {
+	pty, tty, err := Open()
+	if err != nil {
+		return nil, err
+	}
+	defer tty.Close()
+
+	if sz != nil {
+		if err := Setsize(pty, sz); err != nil {
+			pty.Close()
+			return nil, err
+		}
+	}
+	if c.Stdout == nil {
+		c.Stdout = tty
+	}
+	if c.Stderr == nil {
+		c.Stderr = tty
+	}
+	if c.Stdin == nil {
+		c.Stdin = tty
+	}
+
+	c.SysProcAttr = attrs
+
+	if err := c.Start(); err != nil {
+		_ = pty.Close()
+		return nil, err
+	}
+	return pty, err
+}
diff --git a/vendor/github.com/creack/pty/test_crosscompile.sh b/vendor/github.com/creack/pty/test_crosscompile.sh
new file mode 100644
index 0000000..c4b9e37
--- /dev/null
+++ b/vendor/github.com/creack/pty/test_crosscompile.sh
@@ -0,0 +1,50 @@
+#!/usr/bin/env sh
+
+# Test script checking that all expected os/arch compile properly.
+# Does not actually test the logic, just the compilation so we make sure we don't break code depending on the lib.
+
+echo2() {
+    echo $@ >&2
+}
+
+trap end 0
+end() {
+    [ "$?" = 0 ] && echo2 "Pass." || (echo2 "Fail."; exit 1)
+}
+
+cross() {
+    os=$1
+    shift
+    echo2 "Build for $os."
+    for arch in $@; do
+	echo2 "  - $os/$arch"
+	GOOS=$os GOARCH=$arch go build
+    done
+    echo2
+}
+
+set -e
+
+cross linux     amd64 386 arm arm64 ppc64 ppc64le s390x mips mipsle mips64 mips64le
+cross darwin    amd64 386 arm arm64
+cross freebsd   amd64 386 arm
+cross netbsd    amd64 386 arm
+cross openbsd   amd64 386 arm arm64
+cross dragonfly amd64
+cross solaris   amd64
+
+# Not expected to work but should still compile.
+cross windows amd64 386 arm
+
+# TODO: Fix compilation error on openbsd/arm.
+# TODO: Merge the solaris PR.
+
+# Some os/arch require a different compiler. Run in docker.
+if ! hash docker; then
+    # If docker is not present, stop here.
+    return
+fi
+
+echo2 "Build for linux."
+echo2 "  - linux/riscv"
+docker build -t test -f Dockerfile.riscv .
diff --git a/vendor/github.com/creack/pty/util.go b/vendor/github.com/creack/pty/util.go
new file mode 100644
index 0000000..8fdde0b
--- /dev/null
+++ b/vendor/github.com/creack/pty/util.go
@@ -0,0 +1,64 @@
+// +build !windows,!solaris
+
+package pty
+
+import (
+	"os"
+	"syscall"
+	"unsafe"
+)
+
+// InheritSize applies the terminal size of pty to tty. This should be run
+// in a signal handler for syscall.SIGWINCH to automatically resize the tty when
+// the pty receives a window size change notification.
+func InheritSize(pty, tty *os.File) error {
+	size, err := GetsizeFull(pty)
+	if err != nil {
+		return err
+	}
+	err = Setsize(tty, size)
+	if err != nil {
+		return err
+	}
+	return nil
+}
+
+// Setsize resizes t to s.
+func Setsize(t *os.File, ws *Winsize) error {
+	return windowRectCall(ws, t.Fd(), syscall.TIOCSWINSZ)
+}
+
+// GetsizeFull returns the full terminal size description.
+func GetsizeFull(t *os.File) (size *Winsize, err error) {
+	var ws Winsize
+	err = windowRectCall(&ws, t.Fd(), syscall.TIOCGWINSZ)
+	return &ws, err
+}
+
+// Getsize returns the number of rows (lines) and cols (positions
+// in each line) in terminal t.
+func Getsize(t *os.File) (rows, cols int, err error) {
+	ws, err := GetsizeFull(t)
+	return int(ws.Rows), int(ws.Cols), err
+}
+
+// Winsize describes the terminal size.
+type Winsize struct {
+	Rows uint16 // ws_row: Number of rows (in cells)
+	Cols uint16 // ws_col: Number of columns (in cells)
+	X    uint16 // ws_xpixel: Width in pixels
+	Y    uint16 // ws_ypixel: Height in pixels
+}
+
+func windowRectCall(ws *Winsize, fd, a2 uintptr) error {
+	_, _, errno := syscall.Syscall(
+		syscall.SYS_IOCTL,
+		fd,
+		a2,
+		uintptr(unsafe.Pointer(ws)),
+	)
+	if errno != 0 {
+		return syscall.Errno(errno)
+	}
+	return nil
+}
diff --git a/vendor/github.com/creack/pty/util_solaris.go b/vendor/github.com/creack/pty/util_solaris.go
new file mode 100644
index 0000000..e889692
--- /dev/null
+++ b/vendor/github.com/creack/pty/util_solaris.go
@@ -0,0 +1,51 @@
+//
+
+package pty
+
+import (
+	"os"
+	"golang.org/x/sys/unix"
+)
+
+const (
+	TIOCGWINSZ = 21608 // 'T' << 8 | 104
+	TIOCSWINSZ = 21607 // 'T' << 8 | 103
+)
+
+// Winsize describes the terminal size.
+type Winsize struct {
+	Rows uint16 // ws_row: Number of rows (in cells)
+	Cols uint16 // ws_col: Number of columns (in cells)
+	X    uint16 // ws_xpixel: Width in pixels
+	Y    uint16 // ws_ypixel: Height in pixels
+}
+
+// GetsizeFull returns the full terminal size description.
+func GetsizeFull(t *os.File) (size *Winsize, err error) {
+	var wsz *unix.Winsize
+	wsz, err = unix.IoctlGetWinsize(int(t.Fd()), TIOCGWINSZ)
+
+	if err != nil {
+		return nil, err
+	} else {
+		return &Winsize{wsz.Row, wsz.Col, wsz.Xpixel, wsz.Ypixel}, nil
+	}
+}
+
+// Get Windows Size
+func Getsize(t *os.File) (rows, cols int, err error) {
+	var wsz *unix.Winsize
+	wsz, err = unix.IoctlGetWinsize(int(t.Fd()), TIOCGWINSZ)
+
+	if err != nil {
+		return 80, 25, err
+	} else {
+		return int(wsz.Row), int(wsz.Col), nil
+	}
+}
+
+// Setsize resizes t to s.
+func Setsize(t *os.File, ws *Winsize) error {
+	wsz := unix.Winsize{ws.Rows, ws.Cols, ws.X, ws.Y}
+	return unix.IoctlSetWinsize(int(t.Fd()), TIOCSWINSZ, &wsz)
+}
diff --git a/vendor/github.com/elisescu/pty/ztypes_386.go b/vendor/github.com/creack/pty/ztypes_386.go
similarity index 100%
rename from vendor/github.com/elisescu/pty/ztypes_386.go
rename to vendor/github.com/creack/pty/ztypes_386.go
diff --git a/vendor/github.com/elisescu/pty/ztypes_amd64.go b/vendor/github.com/creack/pty/ztypes_amd64.go
similarity index 100%
rename from vendor/github.com/elisescu/pty/ztypes_amd64.go
rename to vendor/github.com/creack/pty/ztypes_amd64.go
diff --git a/vendor/github.com/elisescu/pty/ztypes_arm.go b/vendor/github.com/creack/pty/ztypes_arm.go
similarity index 100%
rename from vendor/github.com/elisescu/pty/ztypes_arm.go
rename to vendor/github.com/creack/pty/ztypes_arm.go
diff --git a/vendor/github.com/elisescu/pty/ztypes_arm64.go b/vendor/github.com/creack/pty/ztypes_arm64.go
similarity index 100%
rename from vendor/github.com/elisescu/pty/ztypes_arm64.go
rename to vendor/github.com/creack/pty/ztypes_arm64.go
diff --git a/vendor/github.com/elisescu/pty/ztypes_dragonfly_amd64.go b/vendor/github.com/creack/pty/ztypes_dragonfly_amd64.go
similarity index 100%
rename from vendor/github.com/elisescu/pty/ztypes_dragonfly_amd64.go
rename to vendor/github.com/creack/pty/ztypes_dragonfly_amd64.go
diff --git a/vendor/github.com/elisescu/pty/ztypes_freebsd_386.go b/vendor/github.com/creack/pty/ztypes_freebsd_386.go
similarity index 100%
rename from vendor/github.com/elisescu/pty/ztypes_freebsd_386.go
rename to vendor/github.com/creack/pty/ztypes_freebsd_386.go
diff --git a/vendor/github.com/elisescu/pty/ztypes_freebsd_amd64.go b/vendor/github.com/creack/pty/ztypes_freebsd_amd64.go
similarity index 100%
rename from vendor/github.com/elisescu/pty/ztypes_freebsd_amd64.go
rename to vendor/github.com/creack/pty/ztypes_freebsd_amd64.go
diff --git a/vendor/github.com/elisescu/pty/ztypes_freebsd_arm.go b/vendor/github.com/creack/pty/ztypes_freebsd_arm.go
similarity index 100%
rename from vendor/github.com/elisescu/pty/ztypes_freebsd_arm.go
rename to vendor/github.com/creack/pty/ztypes_freebsd_arm.go
diff --git a/vendor/github.com/creack/pty/ztypes_freebsd_arm64.go b/vendor/github.com/creack/pty/ztypes_freebsd_arm64.go
new file mode 100644
index 0000000..4418139
--- /dev/null
+++ b/vendor/github.com/creack/pty/ztypes_freebsd_arm64.go
@@ -0,0 +1,13 @@
+// Code generated by cmd/cgo -godefs; DO NOT EDIT.
+// cgo -godefs types_freebsd.go
+
+package pty
+
+const (
+	_C_SPECNAMELEN = 0xff
+)
+
+type fiodgnameArg struct {
+	Len int32
+	Buf *byte
+}
diff --git a/vendor/github.com/elisescu/pty/ztypes_mipsx.go b/vendor/github.com/creack/pty/ztypes_mipsx.go
similarity index 100%
rename from vendor/github.com/elisescu/pty/ztypes_mipsx.go
rename to vendor/github.com/creack/pty/ztypes_mipsx.go
diff --git a/vendor/github.com/creack/pty/ztypes_openbsd_32bit_int.go b/vendor/github.com/creack/pty/ztypes_openbsd_32bit_int.go
new file mode 100644
index 0000000..d7cab4a
--- /dev/null
+++ b/vendor/github.com/creack/pty/ztypes_openbsd_32bit_int.go
@@ -0,0 +1,13 @@
+// +build openbsd
+// +build 386 amd64 arm arm64
+
+package pty
+
+type ptmget struct {
+	Cfd	int32
+	Sfd	int32
+	Cn	[16]int8
+	Sn	[16]int8
+}
+
+var ioctl_PTMGET = 0x40287401
diff --git a/vendor/github.com/elisescu/pty/ztypes_ppc64.go b/vendor/github.com/creack/pty/ztypes_ppc64.go
similarity index 100%
rename from vendor/github.com/elisescu/pty/ztypes_ppc64.go
rename to vendor/github.com/creack/pty/ztypes_ppc64.go
diff --git a/vendor/github.com/elisescu/pty/ztypes_ppc64le.go b/vendor/github.com/creack/pty/ztypes_ppc64le.go
similarity index 100%
rename from vendor/github.com/elisescu/pty/ztypes_ppc64le.go
rename to vendor/github.com/creack/pty/ztypes_ppc64le.go
diff --git a/vendor/github.com/creack/pty/ztypes_riscvx.go b/vendor/github.com/creack/pty/ztypes_riscvx.go
new file mode 100644
index 0000000..99eec8e
--- /dev/null
+++ b/vendor/github.com/creack/pty/ztypes_riscvx.go
@@ -0,0 +1,11 @@
+// Code generated by cmd/cgo -godefs; DO NOT EDIT.
+// cgo -godefs types.go
+
+// +build riscv riscv64
+
+package pty
+
+type (
+	_C_int  int32
+	_C_uint uint32
+)
diff --git a/vendor/github.com/elisescu/pty/ztypes_s390x.go b/vendor/github.com/creack/pty/ztypes_s390x.go
similarity index 100%
rename from vendor/github.com/elisescu/pty/ztypes_s390x.go
rename to vendor/github.com/creack/pty/ztypes_s390x.go
diff --git a/vendor/github.com/elisescu/pty/README.md b/vendor/github.com/elisescu/pty/README.md
deleted file mode 100644
index 7b7900c..0000000
--- a/vendor/github.com/elisescu/pty/README.md
+++ /dev/null
@@ -1,36 +0,0 @@
-# pty
-
-Pty is a Go package for using unix pseudo-terminals.
-
-## Install
-
-    go get github.com/kr/pty
-
-## Example
-
-```go
-package main
-
-import (
-	"github.com/kr/pty"
-	"io"
-	"os"
-	"os/exec"
-)
-
-func main() {
-	c := exec.Command("grep", "--color=auto", "bar")
-	f, err := pty.Start(c)
-	if err != nil {
-		panic(err)
-	}
-
-	go func() {
-		f.Write([]byte("foo\n"))
-		f.Write([]byte("bar\n"))
-		f.Write([]byte("baz\n"))
-		f.Write([]byte{4}) // EOT
-	}()
-	io.Copy(os.Stdout, f)
-}
-```
diff --git a/vendor/github.com/elisescu/pty/run.go b/vendor/github.com/elisescu/pty/run.go
deleted file mode 100644
index baecca8..0000000
--- a/vendor/github.com/elisescu/pty/run.go
+++ /dev/null
@@ -1,34 +0,0 @@
-// +build !windows
-
-package pty
-
-import (
-	"os"
-	"os/exec"
-	"syscall"
-)
-
-// Start assigns a pseudo-terminal tty os.File to c.Stdin, c.Stdout,
-// and c.Stderr, calls c.Start, and returns the File of the tty's
-// corresponding pty.
-func Start(c *exec.Cmd) (pty *os.File, err error) {
-	pty, tty, err := Open()
-	if err != nil {
-		return nil, err
-	}
-	defer tty.Close()
-	c.Stdout = tty
-	c.Stdin = tty
-	c.Stderr = tty
-	if c.SysProcAttr == nil {
-		c.SysProcAttr = &syscall.SysProcAttr{}
-	}
-	c.SysProcAttr.Setctty = true
-	c.SysProcAttr.Setsid = true
-	err = c.Start()
-	if err != nil {
-		pty.Close()
-		return nil, err
-	}
-	return pty, err
-}
diff --git a/vendor/github.com/elisescu/pty/util.go b/vendor/github.com/elisescu/pty/util.go
deleted file mode 100644
index 4b3ac78..0000000
--- a/vendor/github.com/elisescu/pty/util.go
+++ /dev/null
@@ -1,64 +0,0 @@
-// +build !windows
-
-package pty
-
-import (
-	"os"
-	"syscall"
-	"unsafe"
-)
-
-// Getsize returns the number of rows (lines) and cols (positions
-// in each line) in terminal t.
-func Getsize(t *os.File) (rows, cols int, err error) {
-	var ws winsize
-	err = getwindowrect(&ws, t.Fd())
-	return int(ws.ws_row), int(ws.ws_col), err
-}
-
-// Setsize sets the number of rows (lines) and cols (positions
-// in each line) in terminal t. Both rows and cols have to be
-// positive integers.
-func Setsize(t *os.File, rows, cols int) error {
-	ws := winsize{
-		ws_col:    uint16(cols),
-		ws_row:    uint16(rows),
-		ws_xpixel: uint16(0), // not used
-		ws_ypixel: uint16(0), // not used
-	}
-
-	return setwindowrect(&ws, t.Fd())
-}
-
-type winsize struct {
-	ws_row    uint16
-	ws_col    uint16
-	ws_xpixel uint16
-	ws_ypixel uint16
-}
-
-func getwindowrect(ws *winsize, fd uintptr) error {
-	_, _, errno := syscall.Syscall(
-		syscall.SYS_IOCTL,
-		fd,
-		syscall.TIOCGWINSZ,
-		uintptr(unsafe.Pointer(ws)),
-	)
-	if errno != 0 {
-		return syscall.Errno(errno)
-	}
-	return nil
-}
-
-func setwindowrect(ws *winsize, fd uintptr) error {
-	_, _, errno := syscall.Syscall(
-		syscall.SYS_IOCTL,
-		fd,
-		syscall.TIOCSWINSZ,
-		uintptr(unsafe.Pointer(ws)),
-	)
-	if errno != 0 {
-		return syscall.Errno(errno)
-	}
-	return nil
-}
diff --git a/vendor/modules.txt b/vendor/modules.txt
index dfd421d..fd160ef 100644
--- a/vendor/modules.txt
+++ b/vendor/modules.txt
@@ -2,9 +2,9 @@
 ## explicit; go 1.16
 github.com/Azure/go-ansiterm
 github.com/Azure/go-ansiterm/winterm
-# github.com/elisescu/pty v1.0.2
-## explicit
-github.com/elisescu/pty
+# github.com/creack/pty v1.1.11
+## explicit; go 1.13
+github.com/creack/pty
 # github.com/gorilla/mux v1.8.0
 ## explicit; go 1.12
 github.com/gorilla/mux