Commit 9c38f1f0 authored by Changbin Du's avatar Changbin Du Committed by Masahiro Yamada
Browse files

kconfig/[mn]conf: handle backspace (^H) key 



Backspace is not working on some terminal emulators which do not send the
key code defined by terminfo. Terminals either send '^H' (8) or '^?' (127).
But currently only '^?' is handled. Let's also handle '^H' for those
terminals.

Signed-off-by: default avatarChangbin Du <changbin.du@gmail.com>
Signed-off-by: default avatarMasahiro Yamada <yamada.masahiro@socionext.com>
parent 54a7151b

scripts/kconfig/lxdialog/inputbox.c

+2 −1
Original line number Diff line number Diff line
@@ -113,7 +113,8 @@ do_resize: 
			case KEY_DOWN:

				break;

			case KEY_BACKSPACE:

			case 127:

			case 8:   /* ^H */

			case 127: /* ^? */

				if (pos) {

					wattrset(dialog, dlg.inputbox.atr);

					if (input_x == 0) {

scripts/kconfig/nconf.c

+1 −1
Original line number Diff line number Diff line
@@ -1048,7 +1048,7 @@ static int do_match(int key, struct match_state *state, int *ans) 
		state->match_direction = FIND_NEXT_MATCH_UP;

		*ans = get_mext_match(state->pattern,

				state->match_direction);

	} else if (key == KEY_BACKSPACE || key == 127) {

	} else if (key == KEY_BACKSPACE || key == 8 || key == 127) {

		state->pattern[strlen(state->pattern)-1] = '\0';

		adj_match_dir(&state->match_direction);

	} else

scripts/kconfig/nconf.gui.c

+2 −1
Original line number Diff line number Diff line
@@ -439,7 +439,8 @@ int dialog_inputbox(WINDOW *main_window, 
		case KEY_F(F_EXIT):

		case KEY_F(F_BACK):

			break;

		case 127:

		case 8:   /* ^H */

		case 127: /* ^? */

		case KEY_BACKSPACE:

			if (cursor_position > 0) {

				memmove(&result[cursor_position-1],

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