Files
docker-cli/vendor/github.com/moby/term/windows/console.go
Sebastiaan van Stijn d4b51a3438 vendor: github.com/moby/term v0.0.0-20221120202655-abb19827d345
no significant changes in vendored code, other than updating build-tags
for go1.17, but removes some dependencies from the module, which can
help with future updates;

full diff: 3f7ff695ad...abb19827d3

Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
2022-11-21 11:24:15 +01:00

41 lines
957 B
Go

//go:build windows
// +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
}