From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id A6E1BC282CE for ; Mon, 22 Apr 2019 19:49:55 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 67C7B218CD for ; Mon, 22 Apr 2019 19:49:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1555962595; bh=LMOGRxpiD3qx//jeHpvqQuZdEa5/x0e2QPpmkbkw1RE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=NPqlZJ4sWgFg0ilGfUjkurNJh154iTluooMljmLv92sqiD+t+Q+D4bQ5lAzk7XhIv LnsZyTFhWs486c5zb/FYeH+4w6f5o52O4AlT2yr0dFAelnlsvvlYexWwt/vUCH8YA6 5R4ArhcxyunpPBnFZA+5vT9PpHybsqUGi54Qarmc= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730954AbfDVTty (ORCPT ); Mon, 22 Apr 2019 15:49:54 -0400 Received: from mail.kernel.org ([198.145.29.99]:53544 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730906AbfDVTtk (ORCPT ); Mon, 22 Apr 2019 15:49:40 -0400 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 676CD21905; Mon, 22 Apr 2019 19:49:39 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1555962580; bh=LMOGRxpiD3qx//jeHpvqQuZdEa5/x0e2QPpmkbkw1RE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=XQndylXpJ5XzPHcV1xnb2jnVUUPyyMCl8tRZ5d0y8zFNC0H5S5yfwEXwjryTWQeIt rifvHaiiX/1rQRTXFzHaGNCvuWmi5b4lFtAkb+2vyRDs9Pp51dB6oqdShKba0emOmR LC7vcnVX2QY3VKAQaRmS7fJRU0+igKjqszO6uy9k= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Changbin Du , Masahiro Yamada , Sasha Levin , linux-kbuild@vger.kernel.org Subject: [PATCH AUTOSEL 4.9 28/29] kconfig/[mn]conf: handle backspace (^H) key Date: Mon, 22 Apr 2019 15:48:47 -0400 Message-Id: <20190422194848.13049-28-sashal@kernel.org> X-Mailer: git-send-email 2.19.1 In-Reply-To: <20190422194848.13049-1-sashal@kernel.org> References: <20190422194848.13049-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Changbin Du [ Upstream commit 9c38f1f044080392603c497ecca4d7d09876ff99 ] 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: Changbin Du Signed-off-by: Masahiro Yamada Signed-off-by: Sasha Levin (Microsoft) --- scripts/kconfig/lxdialog/inputbox.c | 3 ++- scripts/kconfig/nconf.c | 2 +- scripts/kconfig/nconf.gui.c | 3 ++- 3 files changed, 5 insertions(+), 3 deletions(-) diff --git a/scripts/kconfig/lxdialog/inputbox.c b/scripts/kconfig/lxdialog/inputbox.c index d58de1dc5360..510049a7bd1d 100644 --- a/scripts/kconfig/lxdialog/inputbox.c +++ b/scripts/kconfig/lxdialog/inputbox.c @@ -126,7 +126,8 @@ int dialog_inputbox(const char *title, const char *prompt, int height, int width 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) { diff --git a/scripts/kconfig/nconf.c b/scripts/kconfig/nconf.c index d42d534a66cd..f7049e288e93 100644 --- a/scripts/kconfig/nconf.c +++ b/scripts/kconfig/nconf.c @@ -1046,7 +1046,7 @@ 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 diff --git a/scripts/kconfig/nconf.gui.c b/scripts/kconfig/nconf.gui.c index 4b2f44c20caf..9a65035cf787 100644 --- a/scripts/kconfig/nconf.gui.c +++ b/scripts/kconfig/nconf.gui.c @@ -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], -- 2.19.1