Merge pull request #64 from google/new_values

Update all external dependencies to the latest version

5 files changed, 93 insertions, 88 deletions

diff --git a/vendor/golang.org/x/crypto/ssh/terminal/util.go b/vendor/golang.org/x/crypto/ssh/terminal/util.go
index d019196..e7404ff 100644
--- a/vendor/golang.org/x/crypto/ssh/terminal/util.go
+++ b/vendor/golang.org/x/crypto/ssh/terminal/util.go
@@ -19,6 +19,8 @@ package terminal // import "golang.org/x/crypto/ssh/terminal"
 import (
 	"syscall"
 	"unsafe"
+
+	"golang.org/x/sys/unix"
 )
 
 // State contains the state of a terminal.
@@ -50,6 +52,8 @@ func MakeRaw(fd int) (*State, error) {
 	newState.Lflag &^= syscall.ECHO | syscall.ECHONL | syscall.ICANON | syscall.ISIG | syscall.IEXTEN
 	newState.Cflag &^= syscall.CSIZE | syscall.PARENB
 	newState.Cflag |= syscall.CS8
+	newState.Cc[unix.VMIN] = 1
+	newState.Cc[unix.VTIME] = 0
 	if _, _, err := syscall.Syscall6(syscall.SYS_IOCTL, uintptr(fd), ioctlWriteTermios, uintptr(unsafe.Pointer(&newState)), 0, 0, 0); err != 0 {
 		return nil, err
 	}
diff --git a/vendor/golang.org/x/crypto/ssh/terminal/util_bsd.go b/vendor/golang.org/x/crypto/ssh/terminal/util_bsd.go
index 9c1ffd1..cb23a59 100644
--- a/vendor/golang.org/x/crypto/ssh/terminal/util_bsd.go
+++ b/vendor/golang.org/x/crypto/ssh/terminal/util_bsd.go
@@ -6,7 +6,7 @@
 
 package terminal
 
-import "syscall"
+import "golang.org/x/sys/unix"
 
-const ioctlReadTermios = syscall.TIOCGETA
-const ioctlWriteTermios = syscall.TIOCSETA
+const ioctlReadTermios = unix.TIOCGETA
+const ioctlWriteTermios = unix.TIOCSETA
diff --git a/vendor/golang.org/x/crypto/ssh/terminal/util_linux.go b/vendor/golang.org/x/crypto/ssh/terminal/util_linux.go
index 5883b22..5fadfe8 100644
--- a/vendor/golang.org/x/crypto/ssh/terminal/util_linux.go
+++ b/vendor/golang.org/x/crypto/ssh/terminal/util_linux.go
@@ -4,8 +4,7 @@
 
 package terminal
 
-// These constants are declared here, rather than importing
-// them from the syscall package as some syscall packages, even
-// on linux, for example gccgo, do not declare them.
-const ioctlReadTermios = 0x5401  // syscall.TCGETS
-const ioctlWriteTermios = 0x5402 // syscall.TCSETS
+import "golang.org/x/sys/unix"
+
+const ioctlReadTermios = unix.TCGETS
+const ioctlWriteTermios = unix.TCSETS
diff --git a/vendor/golang.org/x/crypto/ssh/terminal/util_solaris.go b/vendor/golang.org/x/crypto/ssh/terminal/util_solaris.go
index 07eb5ed..a2e1b57 100644
--- a/vendor/golang.org/x/crypto/ssh/terminal/util_solaris.go
+++ b/vendor/golang.org/x/crypto/ssh/terminal/util_solaris.go
@@ -14,14 +14,12 @@ import (
 
 // State contains the state of a terminal.
 type State struct {
-	termios syscall.Termios
+	state *unix.Termios
 }
 
 // IsTerminal returns true if the given file descriptor is a terminal.
 func IsTerminal(fd int) bool {
-	// see: http://src.illumos.org/source/xref/illumos-gate/usr/src/lib/libbc/libc/gen/common/isatty.c
-	var termio unix.Termio
-	err := unix.IoctlSetTermio(fd, unix.TCGETA, &termio)
+	_, err := unix.IoctlGetTermio(fd, unix.TCGETA)
 	return err == nil
 }
 
@@ -71,3 +69,60 @@ func ReadPassword(fd int) ([]byte, error) {
 
 	return ret, nil
 }
+
+// MakeRaw puts the terminal connected to the given file descriptor into raw
+// mode and returns the previous state of the terminal so that it can be
+// restored.
+// see http://cr.illumos.org/~webrev/andy_js/1060/
+func MakeRaw(fd int) (*State, error) {
+	oldTermiosPtr, err := unix.IoctlGetTermios(fd, unix.TCGETS)
+	if err != nil {
+		return nil, err
+	}
+	oldTermios := *oldTermiosPtr
+
+	newTermios := oldTermios
+	newTermios.Iflag &^= syscall.IGNBRK | syscall.BRKINT | syscall.PARMRK | syscall.ISTRIP | syscall.INLCR | syscall.IGNCR | syscall.ICRNL | syscall.IXON
+	newTermios.Oflag &^= syscall.OPOST
+	newTermios.Lflag &^= syscall.ECHO | syscall.ECHONL | syscall.ICANON | syscall.ISIG | syscall.IEXTEN
+	newTermios.Cflag &^= syscall.CSIZE | syscall.PARENB
+	newTermios.Cflag |= syscall.CS8
+	newTermios.Cc[unix.VMIN] = 1
+	newTermios.Cc[unix.VTIME] = 0
+
+	if err := unix.IoctlSetTermios(fd, unix.TCSETS, &newTermios); err != nil {
+		return nil, err
+	}
+
+	return &State{
+		state: oldTermiosPtr,
+	}, nil
+}
+
+// Restore restores the terminal connected to the given file descriptor to a
+// previous state.
+func Restore(fd int, oldState *State) error {
+	return unix.IoctlSetTermios(fd, unix.TCSETS, oldState.state)
+}
+
+// GetState returns the current state of a terminal which may be useful to
+// restore the terminal after a signal.
+func GetState(fd int) (*State, error) {
+	oldTermiosPtr, err := unix.IoctlGetTermios(fd, unix.TCGETS)
+	if err != nil {
+		return nil, err
+	}
+
+	return &State{
+		state: oldTermiosPtr,
+	}, nil
+}
+
+// GetSize returns the dimensions of the given terminal.
+func GetSize(fd int) (width, height int, err error) {
+	ws, err := unix.IoctlGetWinsize(fd, unix.TIOCGWINSZ)
+	if err != nil {
+		return 0, 0, err
+	}
+	return int(ws.Col), int(ws.Row), nil
+}
diff --git a/vendor/golang.org/x/crypto/ssh/terminal/util_windows.go b/vendor/golang.org/x/crypto/ssh/terminal/util_windows.go
index e0a1f36..60979cc 100644
--- a/vendor/golang.org/x/crypto/ssh/terminal/util_windows.go
+++ b/vendor/golang.org/x/crypto/ssh/terminal/util_windows.go
@@ -17,53 +17,7 @@
 package terminal
 
 import (
-	"syscall"
-	"unsafe"
-)
-
-const (
-	enableLineInput       = 2
-	enableEchoInput       = 4
-	enableProcessedInput  = 1
-	enableWindowInput     = 8
-	enableMouseInput      = 16
-	enableInsertMode      = 32
-	enableQuickEditMode   = 64
-	enableExtendedFlags   = 128
-	enableAutoPosition    = 256
-	enableProcessedOutput = 1
-	enableWrapAtEolOutput = 2
-)
-
-var kernel32 = syscall.NewLazyDLL("kernel32.dll")
-
-var (
-	procGetConsoleMode             = kernel32.NewProc("GetConsoleMode")
-	procSetConsoleMode             = kernel32.NewProc("SetConsoleMode")
-	procGetConsoleScreenBufferInfo = kernel32.NewProc("GetConsoleScreenBufferInfo")
-)
-
-type (
-	short int16
-	word  uint16
-
-	coord struct {
-		x short
-		y short
-	}
-	smallRect struct {
-		left   short
-		top    short
-		right  short
-		bottom short
-	}
-	consoleScreenBufferInfo struct {
-		size              coord
-		cursorPosition    coord
-		attributes        word
-		window            smallRect
-		maximumWindowSize coord
-	}
+	"golang.org/x/sys/windows"
 )
 
 type State struct {
@@ -73,8 +27,8 @@ type State struct {
 // IsTerminal returns true if the given file descriptor is a terminal.
 func IsTerminal(fd int) bool {
 	var st uint32
-	r, _, e := syscall.Syscall(procGetConsoleMode.Addr(), 2, uintptr(fd), uintptr(unsafe.Pointer(&st)), 0)
-	return r != 0 && e == 0
+	err := windows.GetConsoleMode(windows.Handle(fd), &st)
+	return err == nil
 }
 
 // MakeRaw put the terminal connected to the given file descriptor into raw
@@ -82,14 +36,12 @@ func IsTerminal(fd int) bool {
 // restored.
 func MakeRaw(fd int) (*State, error) {
 	var st uint32
-	_, _, e := syscall.Syscall(procGetConsoleMode.Addr(), 2, uintptr(fd), uintptr(unsafe.Pointer(&st)), 0)
-	if e != 0 {
-		return nil, error(e)
+	if err := windows.GetConsoleMode(windows.Handle(fd), &st); err != nil {
+		return nil, err
 	}
-	raw := st &^ (enableEchoInput | enableProcessedInput | enableLineInput | enableProcessedOutput)
-	_, _, e = syscall.Syscall(procSetConsoleMode.Addr(), 2, uintptr(fd), uintptr(raw), 0)
-	if e != 0 {
-		return nil, error(e)
+	raw := st &^ (windows.ENABLE_ECHO_INPUT | windows.ENABLE_PROCESSED_INPUT | windows.ENABLE_LINE_INPUT | windows.ENABLE_PROCESSED_OUTPUT)
+	if err := windows.SetConsoleMode(windows.Handle(fd), raw); err != nil {
+		return nil, err
 	}
 	return &State{st}, nil
 }
@@ -98,9 +50,8 @@ func MakeRaw(fd int) (*State, error) {
 // restore the terminal after a signal.
 func GetState(fd int) (*State, error) {
 	var st uint32
-	_, _, e := syscall.Syscall(procGetConsoleMode.Addr(), 2, uintptr(fd), uintptr(unsafe.Pointer(&st)), 0)
-	if e != 0 {
-		return nil, error(e)
+	if err := windows.GetConsoleMode(windows.Handle(fd), &st); err != nil {
+		return nil, err
 	}
 	return &State{st}, nil
 }
@@ -108,25 +59,23 @@ func GetState(fd int) (*State, error) {
 // Restore restores the terminal connected to the given file descriptor to a
 // previous state.
 func Restore(fd int, state *State) error {
-	_, _, err := syscall.Syscall(procSetConsoleMode.Addr(), 2, uintptr(fd), uintptr(state.mode), 0)
-	return err
+	return windows.SetConsoleMode(windows.Handle(fd), state.mode)
 }
 
 // GetSize returns the dimensions of the given terminal.
 func GetSize(fd int) (width, height int, err error) {
-	var info consoleScreenBufferInfo
-	_, _, e := syscall.Syscall(procGetConsoleScreenBufferInfo.Addr(), 2, uintptr(fd), uintptr(unsafe.Pointer(&info)), 0)
-	if e != 0 {
-		return 0, 0, error(e)
+	var info windows.ConsoleScreenBufferInfo
+	if err := windows.GetConsoleScreenBufferInfo(windows.Handle(fd), &info); err != nil {
+		return 0, 0, err
 	}
-	return int(info.size.x), int(info.size.y), nil
+	return int(info.Size.X), int(info.Size.Y), nil
 }
 
 // passwordReader is an io.Reader that reads from a specific Windows HANDLE.
 type passwordReader int
 
 func (r passwordReader) Read(buf []byte) (int, error) {
-	return syscall.Read(syscall.Handle(r), buf)
+	return windows.Read(windows.Handle(r), buf)
 }
 
 // ReadPassword reads a line of input from a terminal without local echo.  This
@@ -134,21 +83,19 @@ func (r passwordReader) Read(buf []byte) (int, error) {
 // returned does not include the \n.
 func ReadPassword(fd int) ([]byte, error) {
 	var st uint32
-	_, _, e := syscall.Syscall(procGetConsoleMode.Addr(), 2, uintptr(fd), uintptr(unsafe.Pointer(&st)), 0)
-	if e != 0 {
-		return nil, error(e)
+	if err := windows.GetConsoleMode(windows.Handle(fd), &st); err != nil {
+		return nil, err
 	}
 	old := st
 
-	st &^= (enableEchoInput)
-	st |= (enableProcessedInput | enableLineInput | enableProcessedOutput)
-	_, _, e = syscall.Syscall(procSetConsoleMode.Addr(), 2, uintptr(fd), uintptr(st), 0)
-	if e != 0 {
-		return nil, error(e)
+	st &^= (windows.ENABLE_ECHO_INPUT)
+	st |= (windows.ENABLE_PROCESSED_INPUT | windows.ENABLE_LINE_INPUT | windows.ENABLE_PROCESSED_OUTPUT)
+	if err := windows.SetConsoleMode(windows.Handle(fd), st); err != nil {
+		return nil, err
 	}
 
 	defer func() {
-		syscall.Syscall(procSetConsoleMode.Addr(), 2, uintptr(fd), uintptr(old), 0)
+		windows.SetConsoleMode(windows.Handle(fd), old)
 	}()
 
 	return readPasswordLine(passwordReader(fd))