[elpa] externals/auctex 0eabe75 10/11: Merge remote-tracking branch 'origin/master' into externals/auctex

[Tassilo Horn]

branch: externals/auctex
commit 0eabe75a8d5be0a83e8787911285013561c69832
Merge: ab09ac9 73e90ba
Author: Tassilo Horn <tsdh@gnu.org>
Commit: Tassilo Horn <tsdh@gnu.org>

    Merge remote-tracking branch 'origin/master' into externals/auctex
---
 bib-cite.el            | 16 +++++-------
 doc/changes.texi       | 14 ++++++++++-
 doc/preview-latex.texi |  6 ++---
 latex.el               |  6 ++---
 preview.el             | 24 +++++++++++++++---
 style/baskervaldx.el   |  9 +++----
 style/eso-pic.el       | 13 ++++------
 tex-buf.el             | 66 +++++++++++++++++++++++++++++++++++---------------
 tex.el                 |  4 +--
 9 files changed, 102 insertions(+), 56 deletions(-)

diff --git a/bib-cite.el b/bib-cite.el
index 095ccf5..bcf57ed 100644
--- a/bib-cite.el
+++ b/bib-cite.el
@@ -1,8 +1,7 @@
 ;;; bib-cite.el --- test
 ;; bib-cite.el - Display \cite, \ref or \label / Extract refs from BiBTeX file.
 
-;; Copyright (C) 1994-1999, 2001, 2003-2005, 2014, 2020
-;; Free Software Foundation, Inc.
+;; Copyright (C) 1994-1999, 2001, 2003-2005, 2014-2021 Free Software 
Foundation, Inc.
 
 ;; Author:    Peter S. Galbraith <psg@debian.org>
 ;; Created:   06 July 1994
@@ -983,14 +982,11 @@ documents, and the Emacs command `find-tag' doesn't allow 
to interactively
 find the next occurrence of a regexp."
   (interactive "P")
   (if (bib-master-file)                 ;Multi-file document
-      ;; FIXME: This check for `xref-find-definitions' should be
-      ;; removed once AUCTeX requires Emacs >= 25.1
-      (let ((func (if (fboundp 'xref-find-definitions)
-                      'xref-find-definitions
-                    'find-tag)))
-        (if prev-p
-            (funcall func t '- t)
-          (funcall func t t t)))
+      ;; FIXME: `find-tag' is replaced by `xref-find-definitions' in
+      ;; Emacs 25.1.  AUCTeX should track this change, sometime ...
+      (if prev-p
+          (find-tag t '- t)
+        (find-tag t t t))
     (if bib-cite-search-ring
         ;;FIXME: Should first make sure I move off initial \ref{}.
         (let ((regexp (concat bib-ref-regexpc bib-cite-search-ring "}")))
diff --git a/doc/changes.texi b/doc/changes.texi
index cc0156f..39cd713 100644
--- a/doc/changes.texi
+++ b/doc/changes.texi
@@ -1,5 +1,5 @@
 @c This is part of the AUCTeX manual.
-@c Copyright (C) 1994-2002, 2004-2010, 2012-2020 Free Software
+@c Copyright (C) 1994-2002, 2004-2010, 2012-2021 Free Software
 @c Foundation, Inc.
 @c See file auctex.texi for copying conditions.
 @include macros.texi
@@ -12,6 +12,11 @@
 
 @itemize @bullet
 @item
+Since @AUCTeX{} 12.2, @kbd{C-x C-w} accidentally disabled the parse on
+save in that buffer, even when you enabled @code{TeX-auto-save} option.
+This bug was fixed.
+
+@item
 @AUCTeX{} now requires GNU Emacs 24.3 or higher.
 
 @item
@@ -64,6 +69,13 @@ previously undeclared variables @code{title}, @code{name}, 
@code{level},
 @code{done-mark}, and @code{reference}.  These variables are now
 properly declared and have the @code{ConTeXt-} prefix, e.g.,
 @code{ConTeXt-title}.
+
+@item
+The functions in @code{TeX-translate-location-hook} could access and
+modify the free variables @code{file}, @code{line}, @code{error},
+@code{offset}, @code{context}, and @code{string}.  Those are now properly
+declared variables with the prefix @code{TeX-translate-location-}, e.g.,
+@code{TeX-translate-location-file}.
 @end itemize
 
 @item
diff --git a/doc/preview-latex.texi b/doc/preview-latex.texi
index b0c682a..b398ee1 100644
--- a/doc/preview-latex.texi
+++ b/doc/preview-latex.texi
@@ -10,7 +10,7 @@ This manual is for preview-latex, a @LaTeX{} preview mode for 
@AUCTeX{}
 (version @value{VERSION} from @value{UPDATED}).
 
 Copyright @copyright{} 2001, 2002, 2003,
-2004, 2005, 2006, 2017, 2018 Free Software Foundation, Inc.
+2004, 2005, 2006, 2017-2019, 2021 Free Software Foundation, Inc.
 
 @quotation
 Permission is granted to copy, distribute and/or modify this document
@@ -430,7 +430,7 @@ less correct.
 
 If you have a certain macro or environment that you want to preview,
 first check if it can be chosen by cutomizing
-@code{preview-default-options-list} in the @code{Preview Latex} group.
+@code{preview-default-option-list} in the @code{Preview Latex} group.
 
 If it is not available there, you can add it to
 @code{preview-default-preamble} also in the @code{Preview Latex} group,
@@ -684,7 +684,7 @@ in @code{preview-gs-image-type-alist}.
 @code{preview-image-type} defaults to @code{png}.  For this to work,
 your version of Ghostscript needs to support the @option{png16m} device.
 If you are experiencing problems here, you might want to reconfigure
-@code{gs-image-type-alist} or @code{preview-image-type}.  Reconfiguring
+@code{preview-gs-image-type-alist} or @code{preview-image-type}.  Reconfiguring
 @code{preview-image-creators} is only necessary for adding additional
 image types.
 
diff --git a/latex.el b/latex.el
index 2a21802..3639bf6 100644
--- a/latex.el
+++ b/latex.el
@@ -1,6 +1,6 @@
 ;;; latex.el --- Support for LaTeX documents.  -*- lexical-binding: t; -*-
 
-;; Copyright (C) 1991, 1993-2020 Free Software Foundation, Inc.
+;; Copyright (C) 1991, 1993-2021 Free Software Foundation, Inc.
 
 ;; Maintainer: auctex-devel@gnu.org
 ;; Keywords: tex
@@ -831,7 +831,7 @@ environment just inserted, the buffer position just before
                      (concat TeX-esc "end" TeX-grop
                              environment TeX-grcl))
                     (match-beginning 0)))
-    (run-hook-with-args 'LaTeX-after-insert-env-hooks
+    (run-hook-with-args 'LaTeX-after-insert-env-hook
                         environment env-start env-end)))
 
 (defun LaTeX-environment-name-regexp ()
@@ -1988,7 +1988,7 @@ The value is actually the tail of the list of options 
given to PACKAGE."
 It will setup BibTeX to store keys in an auto file."
   ;; We want this to be early in the list, so we do not
   ;; add it before we enter BibTeX mode the first time.
-  (add-hook 'write-file-functions #'TeX-safe-auto-write nil t)
+  (add-hook 'write-contents-functions #'TeX-safe-auto-write nil t)
   (TeX-bibtex-set-BibTeX-dialect)
   (set (make-local-variable 'TeX-auto-update) 'BibTeX)
   (set (make-local-variable 'TeX-auto-untabify) nil)
diff --git a/preview.el b/preview.el
index 2150a44..e8e57b4 100644
--- a/preview.el
+++ b/preview.el
@@ -3603,6 +3603,25 @@ name(\\([^)]+\\))\\)\\|\
                                   snippet)) "Parser"))))))))
           (preview-call-hook 'close (car open-data) close-data))))))
 
+(defun preview-get-dpi ()
+  ;; TODO: Remove false-case when required emacs version is bumped to
+  ;; 24.4 or newer as this is the version where
+  ;; `frame-monitor-attributes' has been introduced.
+  (if (fboundp 'frame-monitor-attributes)
+      (let* ((monitor-attrs (frame-monitor-attributes))
+             (mm-dims (cdr (assoc 'mm-size monitor-attrs)))
+             (mm-width (nth 0 mm-dims))
+             (mm-height (nth 1 mm-dims))
+             (pixel-dims (cdddr (assoc 'geometry monitor-attrs)))
+             (pixel-width (nth 0 pixel-dims))
+             (pixel-height (nth 1 pixel-dims)))
+        (cons (/ (* 25.4 pixel-width) mm-width)
+              (/ (* 25.4 pixel-height) mm-height)))
+    (cons (/ (* 25.4 (display-pixel-width))
+             (display-mm-width))
+          (/ (* 25.4 (display-pixel-height))
+             (display-mm-height)))))
+
 (defun preview-get-geometry ()
   "Transfer display geometry parameters from current display.
 Returns list of scale, resolution and colors.  Calculation
@@ -3610,10 +3629,7 @@ is done in current buffer."
   (condition-case err
       (let* ((geometry
               (list (preview-hook-enquiry preview-scale-function)
-                    (cons (/ (* 25.4 (display-pixel-width))
-                             (display-mm-width))
-                          (/ (* 25.4 (display-pixel-height))
-                             (display-mm-height)))
+                    (preview-get-dpi)
                     (preview-get-colors)))
              (preview-min-spec
               (* (cdr (nth 1 geometry))
diff --git a/style/baskervaldx.el b/style/baskervaldx.el
index dce6c5f..a4cba48 100644
--- a/style/baskervaldx.el
+++ b/style/baskervaldx.el
@@ -1,6 +1,6 @@
 ;;; baskervaldx.el --- AUCTeX style for `baskervaldx.sty' (v1.07)  -*- 
lexical-binding: t; -*-
 
-;; Copyright (C) 2014, 2015, 2018, 2020 Free Software Foundation, Inc.
+;; Copyright (C) 2014--2021 Free Software Foundation, Inc.
 
 ;; Author: Arash Esbati <arash@gnu.org>
 ;; Maintainer: auctex-devel@gnu.org
@@ -61,8 +61,7 @@
     '("texttlf"    t)   ; tabular lining figures
     '("textosf"    t)   ; proportional oldstyle figures
     '("texttosf"   t)   ; tabular oldstyle figures
-    '("textsu"     t)   ; superior figures
-    '("swshape"   -1))  ; italic shape with ligatures activated
+    '("textsu"     t))   ; superior figures
 
    ;; Fontification
    (when (and (featurep 'font-latex)
@@ -78,9 +77,7 @@
                                 ("osfstyle"  "")
                                 ("tosfstyle" "")
                                 ("sufigures" ""))
-                              'type-declaration)
-     (font-latex-add-keywords '(("swshape"   ""))
-                              'bold-declaration)))
+                              'type-declaration)))
  TeX-dialect)
 
 (defvar LaTeX-baskervaldx-package-options
diff --git a/style/eso-pic.el b/style/eso-pic.el
index 1136fad..2ee93d0 100644
--- a/style/eso-pic.el
+++ b/style/eso-pic.el
@@ -1,6 +1,6 @@
-;;; eso-pic.el --- AUCTeX style for `eso-pic.sty' (v2.0d)  -*- 
lexical-binding: t; -*-
+;;; eso-pic.el --- AUCTeX style for `eso-pic.sty' (v3.0a)  -*- 
lexical-binding: t; -*-
 
-;; Copyright (C) 2014, 2020 Free Software Foundation, Inc.
+;; Copyright (C) 2014, 2020, 2021 Free Software Foundation, Inc.
 
 ;; Author: Arash Esbati <arash@gnu.org>
 ;; Maintainer: auctex-devel@gnu.org
@@ -26,7 +26,7 @@
 
 ;;; Commentary:
 
-;; This file adds support for `eso-pic.sty' (v2.0d) from 2013/10/06.
+;; This file adds support for `eso-pic.sty' (v3.0a) from 2020/10/14.
 ;; `eso-pic.sty' is part of TeXLive.
 
 ;;; Code:
@@ -38,12 +38,7 @@
  "eso-pic"
  (lambda ()
 
-   ;; Run style hook for eso-pic
-   (TeX-run-style-hooks "atbegshi")
-
-   ;; New symbols
    (TeX-add-symbols
-
     ;; Basic commands
     '("AddToShipoutPictureBG"   t)
     '("AddToShipoutPictureBG*"  t)
@@ -79,10 +74,12 @@
   '(("pscoord"      ("true" "false"))
     ("texcoord"     ("true" "false"))
     ("grid"         ("true" "false"))
+    ("gridBG"       ("true" "false"))
     ("gridunit"     ("mm" "in" "bp" "pt"))
     ("gridcolor")
     ("subgridcolor")
     ("subgridstyle" ("solid" "dotted"))
+    ("colorgrid"    ("true" "false"))
     ("dvips"        ("true" "false")))
   "Package options for the eso-pic package.")
 
diff --git a/tex-buf.el b/tex-buf.el
index 94269ba..e4e80e5 100644
--- a/tex-buf.el
+++ b/tex-buf.el
@@ -2469,11 +2469,25 @@ already in an Emacs buffer) and the cursor is placed at 
the error."
 
 ;;; - Parsing (La)TeX
 
+(defvar TeX-translate-location-file nil)
+(defvar TeX-translate-location-offset nil)
+(defvar TeX-translate-location-line nil)
+(defvar TeX-translate-location-string nil)
+(defvar TeX-translate-location-error nil)
+(defvar TeX-translate-location-context nil)
+
 (defvar TeX-translate-location-hook nil
   "List of functions to be called before showing an error or warning.
 
-You might want to examine and modify the free variables `file',
-`offset', `line', `string', `error', and `context' from this hook.")
+You might want to examine and modify the dynamically bound
+variables
+  `TeX-translate-location-file',
+  `TeX-translate-location-offset',
+  `TeX-translate-location-line',
+  `TeX-translate-location-string',
+  `TeX-translate-location-error', and
+  `TeX-translate-location-context'
+from this hook.")
 
 ;; `ignore' flag should be the always the last one in the list of information
 ;; for each error/warning, because it can be set within `TeX-warning' by a
@@ -2657,39 +2671,51 @@ value is not used here."
         (master (with-current-buffer TeX-command-buffer
                   (expand-file-name (TeX-master-file))))
         (command-buffer TeX-command-buffer)
+        (TeX-translate-location-file file)
+        (TeX-translate-location-line line)
+        (TeX-translate-location-error error)
+        (TeX-translate-location-offset offset)
+        (TeX-translate-location-context context)
+        (TeX-translate-location-string string)
         error-file-buffer start)
+
     (run-hooks 'TeX-translate-location-hook)
 
-    (if file
+    (if TeX-translate-location-file
         (progn
           (setq error-file-buffer
                 (find-file
-                 (expand-file-name file (file-name-directory master))))
-          ;; Set the value of `TeX-command-buffer' in the next file with an
-          ;; error to be displayed to the value it has in the current buffer.
+                 (expand-file-name TeX-translate-location-file
+                                   (file-name-directory master))))
+          ;; Set the value of `TeX-command-buffer' in the next file
+          ;; with an error to be displayed to the value it has in the
+          ;; current buffer.
           (with-current-buffer error-file-buffer
-            (set (make-local-variable 'TeX-command-buffer) command-buffer))
+            (setq-local TeX-command-buffer command-buffer))
 
           ;; Find the location of the error or warning.
-          (when line
+          (when TeX-translate-location-line
             (goto-char (point-min))
-            (forward-line (+ offset line -1))
+            (forward-line (+ TeX-translate-location-offset
+                             TeX-translate-location-line -1))
             (cond
              ;; Error.
              ((equal type 'error)
-              (if (not (string= string " "))
-                  (search-forward string nil t)))
+              (if (not (string= TeX-translate-location-string " "))
+                  (search-forward TeX-translate-location-string nil t)))
              ;; Warning or bad box.
              (t
               (beginning-of-line 0)
               (setq start (point))
               (goto-char (point-min))
-              (forward-line (+ offset line-end -1))
+              (forward-line (+ TeX-translate-location-offset
+                               line-end -1))
               (end-of-line)
-              (when string
-                (search-backward string start t)
-                (search-forward string nil t))))))
-      ;; When the file cannot be determined stay here but issue a warning.
+              (when TeX-translate-location-string
+                (search-backward TeX-translate-location-string start t)
+                (search-forward TeX-translate-location-string nil t))))))
+      ;; When the file cannot be determined stay here but issue a
+      ;; warning.
       (message (concat "Could not determine file for "
                        (cond ((equal type 'error) "error")
                              (t "warning"))))
@@ -2702,11 +2728,13 @@ value is not used here."
            (TeX-pop-to-buffer error-file-buffer nil t))
           (TeX-display-help
            (TeX-help-error
-            error
-            (if (equal type 'warning) (concat "\n" context) context)
+            TeX-translate-location-error
+            (if (equal type 'warning)
+                (concat "\n" TeX-translate-location-context)
+              TeX-translate-location-context)
             runbuf type))
           (t
-           (message (concat "! " error))))))
+           (message (concat "! " TeX-translate-location-error))))))
 
 (defun TeX-error (&optional store)
   "Display an error.
diff --git a/tex.el b/tex.el
index 936671a..8469dd0 100644
--- a/tex.el
+++ b/tex.el
@@ -1,6 +1,6 @@
 ;;; tex.el --- Support for TeX documents.  -*- lexical-binding: t; -*-
 
-;; Copyright (C) 1985-2020 Free Software Foundation, Inc.
+;; Copyright (C) 1985-2021 Free Software Foundation, Inc.
 
 ;; Maintainer: auctex-devel@gnu.org
 ;; Keywords: tex
@@ -3715,7 +3715,7 @@ The algorithm is as follows:
 
   ;; We want this to be early in the list, so we do not add it before
   ;; we enter TeX mode the first time.
-  (add-hook 'write-file-functions #'TeX-safe-auto-write nil t)
+  (add-hook 'write-contents-functions #'TeX-safe-auto-write nil t)
   (set (make-local-variable 'TeX-auto-update) t)
 
   (define-key TeX-mode-map "\C-xng" 'TeX-narrow-to-group)