change tty detection library to what syncthing uses

feta.go

@@ -8,7 +8,7 @@ import _ "github.com/jinzhu/gorm/dialects/sqlite"
 
 import "github.com/rs/zerolog"
 import "github.com/rs/zerolog/log"
-import "golang.org/x/crypto/ssh/terminal"
+import "github.com/mattn/go-isatty"
 
 type InstanceHostname string
 
@@ -48,7 +48,9 @@ func (f *FetaProcess) setupLogging() {
 
 	log.Logger = log.With().Caller().Logger()
 
-	if terminal.IsTerminal(int(os.Stdout.Fd())) {
+	tty := isatty.IsTerminal(os.Stdin.Fd()) || isatty.IsCygwinTerminal(os.Stdin.Fd())
+
+	if tty {
 		out := zerolog.NewConsoleWriter(
 			func(w *zerolog.ConsoleWriter) {
 				// Customize time format