CSI c Device Attributes Report returns 4 to indicate sixel support

benjajaja · web-flow · commit ec9e9963eeac · 2025-09-26T14:28:25.000+01:00
"VT100 with GPO (Graphics Processor Option)"
diff --git a/internal/app/darktile/termutil/csi.go b/internal/app/darktile/termutil/csi.go
@@ -307,7 +307,7 @@ func (t *Terminal) csiSendDeviceAttributesHandler(params []string) (renderRequir
 	// we are VT100
 	// for DA1 we'll respond ?1;2
 	// for DA2 we'll respond >0;0;0
-	response := "?1;2"
+	response := "?1;2;4"
 	if len(params) > 0 && len(params[0]) > 0 && params[0][0] == '>' {
 		response = ">0;0;0"
 	}

Original file line number	Diff line number	Diff line change
`@@ -307,7 +307,7 @@ func (t *Terminal) csiSendDeviceAttributesHandler(params []string) (renderRequir`
`307`	`307`	`// we are VT100`
`308`	`308`	`// for DA1 we'll respond ?1;2`
`309`	`309`	`// for DA2 we'll respond >0;0;0`
`310`		`- response := "?1;2"`
	`310`	`+ response := "?1;2;4"`
`311`	`311`	`if len(params) > 0 && len(params[0]) > 0 && params[0][0] == '>' {`
`312`	`312`	`response = ">0;0;0"`
`313`	`313`	`}`