From: Mark Walters Date: Sat, 26 Oct 2013 21:04:36 +0000 (+0100) Subject: [PATCH 1/4] emacs: help: check for nil key binding X-Git-Url: http://git.tremily.us/?a=commitdiff_plain;h=73d76ffd4d5513192a04bda8b58f92b506ddebcc;p=notmuch-archives.git [PATCH 1/4] emacs: help: check for nil key binding --- diff --git a/be/474a02fd797f4699a1e5a26eb2d4cdbbb6d1d2 b/be/474a02fd797f4699a1e5a26eb2d4cdbbb6d1d2 new file mode 100644 index 000000000..bfd885a2c --- /dev/null +++ b/be/474a02fd797f4699a1e5a26eb2d4cdbbb6d1d2 @@ -0,0 +1,111 @@ +Return-Path: +X-Original-To: notmuch@notmuchmail.org +Delivered-To: notmuch@notmuchmail.org +Received: from localhost (localhost [127.0.0.1]) + by olra.theworths.org (Postfix) with ESMTP id 501DD429E4E + for ; Sat, 26 Oct 2013 14:04:53 -0700 (PDT) +X-Virus-Scanned: Debian amavisd-new at olra.theworths.org +X-Spam-Flag: NO +X-Spam-Score: 0.201 +X-Spam-Level: +X-Spam-Status: No, score=0.201 tagged_above=-999 required=5 + tests=[DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, + FREEMAIL_ENVFROM_END_DIGIT=1, FREEMAIL_FROM=0.001, + RCVD_IN_DNSWL_LOW=-0.7] autolearn=disabled +Received: from olra.theworths.org ([127.0.0.1]) + by localhost (olra.theworths.org [127.0.0.1]) (amavisd-new, port 10024) + with ESMTP id PqlhdbKr05eP for ; + Sat, 26 Oct 2013 14:04:47 -0700 (PDT) +Received: from mail-wg0-f47.google.com (mail-wg0-f47.google.com + [74.125.82.47]) (using TLSv1 with cipher RC4-SHA (128/128 bits)) (No client + certificate requested) by olra.theworths.org (Postfix) with ESMTPS id + A6C14429E42 for ; Sat, 26 Oct 2013 14:04:47 -0700 + (PDT) +Received: by mail-wg0-f47.google.com with SMTP id c11so5212098wgh.14 + for ; Sat, 26 Oct 2013 14:04:45 -0700 (PDT) +DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; + h=from:to:cc:subject:date:message-id:in-reply-to:references; + bh=jRjElwHlkrkuE2SLKigukbex+6l62KeyHpV9q+wvP0M=; + b=CoOAx4G5jvVzQWtsan8O9LomDi9/glJrxwAW3+NPndQfBf4U37EZJqk8Z6a9qivmFk + 48fXFTeNANf9AOHI9GgcbHrhaB8b3zSX9ZY6/5kI1n2jZ6Svzl7/O9L/JYh6wSHB+ImW + Bawq1rwwrysvPJfSq9pEX2jXjoOOjls++6b6q2lLejwza6QA+dultlpHjrp8teYSkxFL + FM2t7LKp7fsbByvAixBTxZTZoWUyaCI6t9lOBjwxGkBveaZO7i4zizdtwBwqNmRykknA + +mxoRGucRxxC6Nb3XaaZ578UJsFZqJSoQFYbaKbSjhbPmaxy+pju7z6JEgwSdfaamyKi + bapg== +X-Received: by 10.194.19.5 with SMTP id a5mr1275267wje.48.1382821484945; + Sat, 26 Oct 2013 14:04:44 -0700 (PDT) +Received: from localhost (93-97-24-31.zone5.bethere.co.uk. [93.97.24.31]) + by mx.google.com with ESMTPSA id + ft19sm19503468wic.5.2013.10.26.14.04.44 for + (version=TLSv1.2 cipher=RC4-SHA bits=128/128); + Sat, 26 Oct 2013 14:04:44 -0700 (PDT) +From: Mark Walters +To: notmuch@notmuchmail.org +Subject: [PATCH 1/4] emacs: help: check for nil key binding +Date: Sat, 26 Oct 2013 22:04:36 +0100 +Message-Id: <1382821479-23384-2-git-send-email-markwalters1009@gmail.com> +X-Mailer: git-send-email 1.7.9.1 +In-Reply-To: <1382821479-23384-1-git-send-email-markwalters1009@gmail.com> +References: <1382821479-23384-1-git-send-email-markwalters1009@gmail.com> +X-BeenThere: notmuch@notmuchmail.org +X-Mailman-Version: 2.1.13 +Precedence: list +List-Id: "Use and development of the notmuch mail system." + +List-Unsubscribe: , + +List-Archive: +List-Post: +List-Help: +List-Subscribe: , + +X-List-Received-Date: Sat, 26 Oct 2013 21:04:53 -0000 + +A standard way to unset a key binding is local-unset-key which is equivalent to + (define-key (current-local-map) key nil) +Currently notmuch-help gives an error and fails if a user has done this. + +To fix this we check for a nil binding before adding a help line. +--- + emacs/notmuch.el | 25 +++++++++++++------------ + 1 files changed, 13 insertions(+), 12 deletions(-) + +diff --git a/emacs/notmuch.el b/emacs/notmuch.el +index 6081245..f98f8cf 100644 +--- a/emacs/notmuch.el ++++ b/emacs/notmuch.el +@@ -158,18 +158,19 @@ prefix argument. PREFIX and TAIL are used internally." + (notmuch-describe-keymap + binding ua-keys (notmuch-prefix-key-description key) tail))) + (t +- (when (and ua-keys (symbolp binding) +- (get binding 'notmuch-prefix-doc)) +- ;; Documentation for prefixed command +- (let ((ua-desc (key-description ua-keys))) +- (push (concat ua-desc " " prefix (format-kbd-macro (vector key)) +- "\t" (get binding 'notmuch-prefix-doc)) +- tail))) +- ;; Documentation for command +- (push (concat prefix (format-kbd-macro (vector key)) "\t" +- (or (and (symbolp binding) (get binding 'notmuch-doc)) +- (notmuch-documentation-first-line binding))) +- tail)))) ++ (unless (not binding) ++ (when (and ua-keys (symbolp binding) ++ (get binding 'notmuch-prefix-doc)) ++ ;; Documentation for prefixed command ++ (let ((ua-desc (key-description ua-keys))) ++ (push (concat ua-desc " " prefix (format-kbd-macro (vector key)) ++ "\t" (get binding 'notmuch-prefix-doc)) ++ tail))) ++ ;; Documentation for command ++ (push (concat prefix (format-kbd-macro (vector key)) "\t" ++ (or (and (symbolp binding) (get binding 'notmuch-doc)) ++ (notmuch-documentation-first-line binding))) ++ tail))))) + keymap) + tail) + +-- +1.7.9.1 +