diff options
Diffstat (limited to 'vendor/github.com/sirupsen/logrus/terminal_windows.go')
-rw-r--r-- | vendor/github.com/sirupsen/logrus/terminal_windows.go | 82 |
1 files changed, 0 insertions, 82 deletions
diff --git a/vendor/github.com/sirupsen/logrus/terminal_windows.go b/vendor/github.com/sirupsen/logrus/terminal_windows.go deleted file mode 100644 index 7a336307e..000000000 --- a/vendor/github.com/sirupsen/logrus/terminal_windows.go +++ /dev/null @@ -1,82 +0,0 @@ -// Based on ssh/terminal: -// Copyright 2011 The Go Authors. All rights reserved. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -// +build windows,!appengine - -package logrus - -import ( - "bytes" - "errors" - "io" - "os" - "os/exec" - "strconv" - "strings" - "syscall" - "unsafe" -) - -var kernel32 = syscall.NewLazyDLL("kernel32.dll") - -var ( - procGetConsoleMode = kernel32.NewProc("GetConsoleMode") - procSetConsoleMode = kernel32.NewProc("SetConsoleMode") -) - -const ( - enableProcessedOutput = 0x0001 - enableWrapAtEolOutput = 0x0002 - enableVirtualTerminalProcessing = 0x0004 -) - -func getVersion() (float64, error) { - stdout, stderr := &bytes.Buffer{}, &bytes.Buffer{} - cmd := exec.Command("cmd", "ver") - cmd.Stdout = stdout - cmd.Stderr = stderr - err := cmd.Run() - if err != nil { - return -1, err - } - - // The output should be like "Microsoft Windows [Version XX.X.XXXXXX]" - version := strings.Replace(stdout.String(), "\n", "", -1) - version = strings.Replace(version, "\r\n", "", -1) - - x1 := strings.Index(version, "[Version") - - if x1 == -1 || strings.Index(version, "]") == -1 { - return -1, errors.New("Can't determine Windows version") - } - - return strconv.ParseFloat(version[x1+9:x1+13], 64) -} - -func init() { - ver, err := getVersion() - if err != nil { - return - } - - // Activate Virtual Processing for Windows CMD - // Info: https://msdn.microsoft.com/en-us/library/windows/desktop/ms686033(v=vs.85).aspx - if ver >= 10 { - handle := syscall.Handle(os.Stderr.Fd()) - procSetConsoleMode.Call(uintptr(handle), enableProcessedOutput|enableWrapAtEolOutput|enableVirtualTerminalProcessing) - } -} - -// IsTerminal returns true if stderr's file descriptor is a terminal. -func IsTerminal(f io.Writer) bool { - switch v := f.(type) { - case *os.File: - var st uint32 - r, _, e := syscall.Syscall(procGetConsoleMode.Addr(), 2, uintptr(v.Fd()), uintptr(unsafe.Pointer(&st)), 0) - return r != 0 && e == 0 - default: - return false - } -} |