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Diffstat (limited to 'vendor/github.com/mattn/go-isatty/isatty_windows.go')
-rw-r--r--vendor/github.com/mattn/go-isatty/isatty_windows.go125
1 files changed, 0 insertions, 125 deletions
diff --git a/vendor/github.com/mattn/go-isatty/isatty_windows.go b/vendor/github.com/mattn/go-isatty/isatty_windows.go
deleted file mode 100644
index 1fa869154..000000000
--- a/vendor/github.com/mattn/go-isatty/isatty_windows.go
+++ /dev/null
@@ -1,125 +0,0 @@
-// +build windows
-// +build !appengine
-
-package isatty
-
-import (
- "errors"
- "strings"
- "syscall"
- "unicode/utf16"
- "unsafe"
-)
-
-const (
- objectNameInfo uintptr = 1
- fileNameInfo = 2
- fileTypePipe = 3
-)
-
-var (
- kernel32 = syscall.NewLazyDLL("kernel32.dll")
- ntdll = syscall.NewLazyDLL("ntdll.dll")
- procGetConsoleMode = kernel32.NewProc("GetConsoleMode")
- procGetFileInformationByHandleEx = kernel32.NewProc("GetFileInformationByHandleEx")
- procGetFileType = kernel32.NewProc("GetFileType")
- procNtQueryObject = ntdll.NewProc("NtQueryObject")
-)
-
-func init() {
- // Check if GetFileInformationByHandleEx is available.
- if procGetFileInformationByHandleEx.Find() != nil {
- procGetFileInformationByHandleEx = nil
- }
-}
-
-// IsTerminal return true if the file descriptor is terminal.
-func IsTerminal(fd uintptr) bool {
- var st uint32
- r, _, e := syscall.Syscall(procGetConsoleMode.Addr(), 2, fd, uintptr(unsafe.Pointer(&st)), 0)
- return r != 0 && e == 0
-}
-
-// Check pipe name is used for cygwin/msys2 pty.
-// Cygwin/MSYS2 PTY has a name like:
-// \{cygwin,msys}-XXXXXXXXXXXXXXXX-ptyN-{from,to}-master
-func isCygwinPipeName(name string) bool {
- token := strings.Split(name, "-")
- if len(token) < 5 {
- return false
- }
-
- if token[0] != `\msys` &&
- token[0] != `\cygwin` &&
- token[0] != `\Device\NamedPipe\msys` &&
- token[0] != `\Device\NamedPipe\cygwin` {
- return false
- }
-
- if token[1] == "" {
- return false
- }
-
- if !strings.HasPrefix(token[2], "pty") {
- return false
- }
-
- if token[3] != `from` && token[3] != `to` {
- return false
- }
-
- if token[4] != "master" {
- return false
- }
-
- return true
-}
-
-// getFileNameByHandle use the undocomented ntdll NtQueryObject to get file full name from file handler
-// since GetFileInformationByHandleEx is not avilable under windows Vista and still some old fashion
-// guys are using Windows XP, this is a workaround for those guys, it will also work on system from
-// Windows vista to 10
-// see https://stackoverflow.com/a/18792477 for details
-func getFileNameByHandle(fd uintptr) (string, error) {
- if procNtQueryObject == nil {
- return "", errors.New("ntdll.dll: NtQueryObject not supported")
- }
-
- var buf [4 + syscall.MAX_PATH]uint16
- var result int
- r, _, e := syscall.Syscall6(procNtQueryObject.Addr(), 5,
- fd, objectNameInfo, uintptr(unsafe.Pointer(&buf)), uintptr(2*len(buf)), uintptr(unsafe.Pointer(&result)), 0)
- if r != 0 {
- return "", e
- }
- return string(utf16.Decode(buf[4 : 4+buf[0]/2])), nil
-}
-
-// IsCygwinTerminal() return true if the file descriptor is a cygwin or msys2
-// terminal.
-func IsCygwinTerminal(fd uintptr) bool {
- if procGetFileInformationByHandleEx == nil {
- name, err := getFileNameByHandle(fd)
- if err != nil {
- return false
- }
- return isCygwinPipeName(name)
- }
-
- // Cygwin/msys's pty is a pipe.
- ft, _, e := syscall.Syscall(procGetFileType.Addr(), 1, fd, 0, 0)
- if ft != fileTypePipe || e != 0 {
- return false
- }
-
- var buf [2 + syscall.MAX_PATH]uint16
- r, _, e := syscall.Syscall6(procGetFileInformationByHandleEx.Addr(),
- 4, fd, fileNameInfo, uintptr(unsafe.Pointer(&buf)),
- uintptr(len(buf)*2), 0, 0)
- if r == 0 || e != 0 {
- return false
- }
-
- l := *(*uint32)(unsafe.Pointer(&buf))
- return isCygwinPipeName(string(utf16.Decode(buf[2 : 2+l/2])))
-}