new version update
This commit is contained in:
-18
@@ -1,18 +0,0 @@
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package isatty_test
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import (
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"fmt"
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"os"
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"github.com/mattn/go-isatty"
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)
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func Example() {
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if isatty.IsTerminal(os.Stdout.Fd()) {
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fmt.Println("Is Terminal")
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} else if isatty.IsCygwinTerminal(os.Stdout.Fd()) {
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fmt.Println("Is Cygwin/MSYS2 Terminal")
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} else {
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fmt.Println("Is Not Terminal")
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}
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}
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-15
@@ -1,15 +0,0 @@
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// +build appengine
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package isatty
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// IsTerminal returns true if the file descriptor is terminal which
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// is always false on on appengine classic which is a sandboxed PaaS.
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func IsTerminal(fd uintptr) bool {
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return false
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}
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// IsCygwinTerminal() return true if the file descriptor is a cygwin or msys2
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// terminal. This is also always false on this environment.
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func IsCygwinTerminal(fd uintptr) bool {
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return false
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}
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+9
-9
@@ -3,16 +3,16 @@
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package isatty
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import (
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"syscall"
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"unsafe"
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)
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const ioctlReadTermios = syscall.TIOCGETA
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import "golang.org/x/sys/unix"
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// IsTerminal return true if the file descriptor is terminal.
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func IsTerminal(fd uintptr) bool {
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var termios syscall.Termios
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_, _, err := syscall.Syscall6(syscall.SYS_IOCTL, fd, ioctlReadTermios, uintptr(unsafe.Pointer(&termios)), 0, 0, 0)
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return err == 0
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_, err := unix.IoctlGetTermios(int(fd), unix.TIOCGETA)
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return err == nil
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}
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// IsCygwinTerminal return true if the file descriptor is a cygwin or msys2
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// terminal. This is also always false on this environment.
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func IsCygwinTerminal(fd uintptr) bool {
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return false
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}
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-18
@@ -1,18 +0,0 @@
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// +build linux
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// +build !appengine,!ppc64,!ppc64le
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package isatty
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import (
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"syscall"
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"unsafe"
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)
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const ioctlReadTermios = syscall.TCGETS
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// IsTerminal return true if the file descriptor is terminal.
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func IsTerminal(fd uintptr) bool {
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var termios syscall.Termios
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_, _, err := syscall.Syscall6(syscall.SYS_IOCTL, fd, ioctlReadTermios, uintptr(unsafe.Pointer(&termios)), 0, 0, 0)
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return err == 0
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}
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-19
@@ -1,19 +0,0 @@
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// +build linux
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// +build ppc64 ppc64le
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package isatty
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import (
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"unsafe"
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syscall "golang.org/x/sys/unix"
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)
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const ioctlReadTermios = syscall.TCGETS
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// IsTerminal return true if the file descriptor is terminal.
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func IsTerminal(fd uintptr) bool {
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var termios syscall.Termios
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_, _, err := syscall.Syscall6(syscall.SYS_IOCTL, fd, ioctlReadTermios, uintptr(unsafe.Pointer(&termios)), 0, 0, 0)
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return err == 0
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}
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+7
-2
@@ -1,8 +1,13 @@
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// +build !windows
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// +build !appengine
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// +build appengine js nacl wasm
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package isatty
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// IsTerminal returns true if the file descriptor is terminal which
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// is always false on js and appengine classic which is a sandboxed PaaS.
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func IsTerminal(fd uintptr) bool {
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return false
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}
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// IsCygwinTerminal() return true if the file descriptor is a cygwin or msys2
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// terminal. This is also always false on this environment.
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func IsCygwinTerminal(fd uintptr) bool {
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-19
@@ -1,19 +0,0 @@
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// +build !windows
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package isatty
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import (
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"os"
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"testing"
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)
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func TestTerminal(t *testing.T) {
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// test for non-panic
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IsTerminal(os.Stdout.Fd())
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}
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func TestCygwinPipeName(t *testing.T) {
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if IsCygwinTerminal(os.Stdout.Fd()) {
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t.Fatal("should be false always")
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}
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}
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+22
@@ -0,0 +1,22 @@
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// +build plan9
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package isatty
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import (
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"syscall"
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)
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// IsTerminal returns true if the given file descriptor is a terminal.
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func IsTerminal(fd uintptr) bool {
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path, err := syscall.Fd2path(int(fd))
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if err != nil {
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return false
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}
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return path == "/dev/cons" || path == "/mnt/term/dev/cons"
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}
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// IsCygwinTerminal return true if the file descriptor is a cygwin or msys2
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// terminal. This is also always false on this environment.
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func IsCygwinTerminal(fd uintptr) bool {
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return false
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}
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+6
@@ -14,3 +14,9 @@ func IsTerminal(fd uintptr) bool {
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err := unix.IoctlSetTermio(int(fd), unix.TCGETA, &termio)
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return err == nil
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}
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// IsCygwinTerminal return true if the file descriptor is a cygwin or msys2
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// terminal. This is also always false on this environment.
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func IsCygwinTerminal(fd uintptr) bool {
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return false
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}
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+18
@@ -0,0 +1,18 @@
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// +build linux aix
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// +build !appengine
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package isatty
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import "golang.org/x/sys/unix"
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// IsTerminal return true if the file descriptor is terminal.
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func IsTerminal(fd uintptr) bool {
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_, err := unix.IoctlGetTermios(int(fd), unix.TCGETS)
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return err == nil
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}
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// IsCygwinTerminal return true if the file descriptor is a cygwin or msys2
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// terminal. This is also always false on this environment.
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func IsCygwinTerminal(fd uintptr) bool {
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return false
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}
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+35
-4
@@ -4,6 +4,7 @@
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package isatty
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import (
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"errors"
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"strings"
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"syscall"
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"unicode/utf16"
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@@ -11,15 +12,18 @@ import (
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)
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const (
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fileNameInfo uintptr = 2
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fileTypePipe = 3
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objectNameInfo uintptr = 1
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fileNameInfo = 2
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fileTypePipe = 3
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)
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var (
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kernel32 = syscall.NewLazyDLL("kernel32.dll")
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ntdll = syscall.NewLazyDLL("ntdll.dll")
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procGetConsoleMode = kernel32.NewProc("GetConsoleMode")
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procGetFileInformationByHandleEx = kernel32.NewProc("GetFileInformationByHandleEx")
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procGetFileType = kernel32.NewProc("GetFileType")
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procNtQueryObject = ntdll.NewProc("NtQueryObject")
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)
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func init() {
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@@ -45,7 +49,10 @@ func isCygwinPipeName(name string) bool {
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return false
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}
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if token[0] != `\msys` && token[0] != `\cygwin` {
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if token[0] != `\msys` &&
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token[0] != `\cygwin` &&
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token[0] != `\Device\NamedPipe\msys` &&
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token[0] != `\Device\NamedPipe\cygwin` {
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return false
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}
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@@ -68,11 +75,35 @@ func isCygwinPipeName(name string) bool {
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return true
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}
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// getFileNameByHandle use the undocomented ntdll NtQueryObject to get file full name from file handler
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// since GetFileInformationByHandleEx is not avilable under windows Vista and still some old fashion
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// guys are using Windows XP, this is a workaround for those guys, it will also work on system from
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// Windows vista to 10
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// see https://stackoverflow.com/a/18792477 for details
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func getFileNameByHandle(fd uintptr) (string, error) {
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if procNtQueryObject == nil {
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return "", errors.New("ntdll.dll: NtQueryObject not supported")
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}
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var buf [4 + syscall.MAX_PATH]uint16
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var result int
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r, _, e := syscall.Syscall6(procNtQueryObject.Addr(), 5,
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fd, objectNameInfo, uintptr(unsafe.Pointer(&buf)), uintptr(2*len(buf)), uintptr(unsafe.Pointer(&result)), 0)
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if r != 0 {
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return "", e
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}
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return string(utf16.Decode(buf[4 : 4+buf[0]/2])), nil
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}
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// IsCygwinTerminal() return true if the file descriptor is a cygwin or msys2
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// terminal.
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func IsCygwinTerminal(fd uintptr) bool {
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if procGetFileInformationByHandleEx == nil {
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return false
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name, err := getFileNameByHandle(fd)
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if err != nil {
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return false
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}
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return isCygwinPipeName(name)
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}
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// Cygwin/msys's pty is a pipe.
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-35
@@ -1,35 +0,0 @@
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// +build windows
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package isatty
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import (
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"testing"
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)
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func TestCygwinPipeName(t *testing.T) {
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tests := []struct {
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name string
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result bool
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}{
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{``, false},
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{`\msys-`, false},
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{`\cygwin-----`, false},
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{`\msys-x-PTY5-pty1-from-master`, false},
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{`\cygwin-x-PTY5-from-master`, false},
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{`\cygwin-x-pty2-from-toaster`, false},
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{`\cygwin--pty2-from-master`, false},
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{`\\cygwin-x-pty2-from-master`, false},
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{`\cygwin-x-pty2-from-master-`, true}, // for the feature
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{`\cygwin-e022582115c10879-pty4-from-master`, true},
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{`\msys-e022582115c10879-pty4-to-master`, true},
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{`\cygwin-e022582115c10879-pty4-to-master`, true},
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}
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for _, test := range tests {
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want := test.result
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got := isCygwinPipeName(test.name)
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if want != got {
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t.Fatalf("isatty(%q): got %v, want %v:", test.name, got, want)
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}
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}
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}
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Reference in New Issue
Block a user