schnutibox/vendor/github.com/moby/term/windows/console.go

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// +build windows
package windowsconsole
import (
"os"
"golang.org/x/sys/windows"
)
// GetHandleInfo returns file descriptor and bool indicating whether the file is a console.
func GetHandleInfo(in interface{}) (uintptr, bool) {
switch t := in.(type) {
case *ansiReader:
return t.Fd(), true
case *ansiWriter:
return t.Fd(), true
}
var inFd uintptr
var isTerminal bool
if file, ok := in.(*os.File); ok {
inFd = file.Fd()
isTerminal = isConsole(inFd)
}
return inFd, isTerminal
}
// IsConsole returns true if the given file descriptor is a Windows Console.
// The code assumes that GetConsoleMode will return an error for file descriptors that are not a console.
// Deprecated: use golang.org/x/sys/windows.GetConsoleMode() or golang.org/x/term.IsTerminal()
var IsConsole = isConsole
func isConsole(fd uintptr) bool {
var mode uint32
err := windows.GetConsoleMode(windows.Handle(fd), &mode)
return err == nil
}