Add key name "bspace" for --bind (bspace != ctrl-h)

src/curses/curses.go

@@ -51,6 +51,7 @@ const (
 	Mouse
 
 	BTab
+	BSpace
 
 	Del
 	PgUp
@@ -483,7 +484,7 @@ func GetChar() Event {
 	case CtrlQ:
 		return Event{CtrlQ, 0, nil}
 	case 127:
-		return Event{CtrlH, 0, nil}
+		return Event{BSpace, 0, nil}
 	case ESC:
 		return escSequence(&sz)
 	}

src/options.go

@@ -293,6 +293,8 @@ func parseKeyChords(str string, message string, bind bool) []int {
 				chord = curses.CtrlM
 			case "space":
 				chord = curses.AltZ + int(' ')
+			case "bspace":
+				chord = curses.BSpace
 			case "tab":
 				chord = curses.Tab
 			case "btab":

src/terminal.go

@@ -137,6 +137,7 @@ func defaultKeymap() map[int]actionType {
 	keymap[C.CtrlE] = actEndOfLine
 	keymap[C.CtrlF] = actForwardChar
 	keymap[C.CtrlH] = actBackwardDeleteChar
+	keymap[C.BSpace] = actBackwardDeleteChar
 	keymap[C.Tab] = actToggleDown
 	keymap[C.BTab] = actToggleUp
 	keymap[C.CtrlJ] = actDown