>From 722bde77051fdb23ac9ebcebd75151c974a70902 Mon Sep 17 00:00:00 2001
From: Arash Esbati <address@hidden>
Date: Sun, 27 Sep 2015 10:13:53 +0200
Subject: [PATCH 1/2] Use LaTeX-add-lengths for LaTeX-lengths.

* style/longtable.el ("longtable"): Make package lengths available
through `LaTeX-add-lengths' and not `TeX-add-symbol'.
---
 ChangeLog          |  5 +++++
 style/longtable.el | 13 ++++++-------
 2 files changed, 11 insertions(+), 7 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index aaa44d9..91c6bc5 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2015-09-27  Arash Esbati  <address@hidden>
+
+	* style/longtable.el ("longtable"): Make package lengths available
+	through `LaTeX-add-lengths' and not `TeX-add-symbol'.
+
 2015-09-26  Mosè Giordano  <address@hidden>
 
 	* tex.el (TeX-search-files-kpathsea): Remove duplicates
diff --git a/style/longtable.el b/style/longtable.el
index 353336d..3363119 100644
--- a/style/longtable.el
+++ b/style/longtable.el
@@ -1,6 +1,6 @@
 ;;; longtable.el --- AUCTeX style for `longtable.sty'.
 
-;; Copyright (C) 2013, 2014  Free Software Foundation, Inc.
+;; Copyright (C) 2013--2015  Free Software Foundation, Inc.
 
 ;; Maintainer: address@hidden
 ;; Author: Mosè Giordano <address@hidden>
@@ -58,12 +58,7 @@
 			  (LaTeX-newline)
 			  (indent-according-to-mode)))))))
    (TeX-add-symbols
-    ;; Parameters
-    '("LTleft" 0)
-    '("LTright" 0)
-    '("LTpre" 0)
-    '("LTpost" 0)
-    '("LTcapwidth" 0)
+    ;; Parameter
     '("LTchunksize" 0)
     ;; Commands to end table rows
     '("endhead" 0)
@@ -73,6 +68,10 @@
     ;; Caption commands
     '("caption*" 1))
 
+   ;; These parameters are set with \setlength
+   (LaTeX-add-lengths
+    "LTleft" "LTright" "LTpre" "LTpost" "LTcapwidth")
+
    ;; Use the enhanced table formatting
    (add-to-list 'LaTeX-indent-environment-list
 		'("longtable" LaTeX-indent-tabular))
-- 
2.5.2