Merge from origin/emacs-26

24b6e6e (origin/emacs-26) * etc/AUTHORS: Update.
2f22a17 * ; ChangeLog.3 update
0f523de Improve indexing of the user manual
bd5795e Fix url-copy-file arglist
eaa188a ; * admin/notes/bugtracker: Minor additions and updates.
5ed05fb Fix downloading updates for packages with non-ASCII descriptions
e9f2d1f * etc/NEWS: Remove temporary markers.
24fc133 * doc/misc/cc-mode.texi (Config Basics): in @itemize, @asis -...
0f325d1 Don't clobber 'comint-input-autoexpand' in 'read-shell-command'
bc75589 Document restrictions when setting window margins, fringes or...
cc4cebf More improvements for 'read-buffer's doc string
d026d9a * lisp/progmodes/cc-defs.el: Update c-version to 5.33.2 for E...
5dbf08b * src/minibuf.c (Fread_buffer): Minor doc fixes.  (Bug#34749)

# Conflicts:
#	etc/NEWS
#	lisp/url/url-handlers.el

13 files changed, 338 insertions, 54 deletions

diff --git a/ChangeLog.3 b/ChangeLog.3
index 6c5d9c27a0d..235c8bb180e 100644
--- a/ChangeLog.3
+++ b/ChangeLog.3
@@ -1,3 +1,273 @@
+2019-03-20  Eli Zaretskii  <eliz@gnu.org>
+
+        Improve indexing of the user manual
+
+        * doc/emacs/search.texi (Word Search): Improve indexing of
+        "M-s M-w".
+
+2019-03-19  Basil L. Contovounesios  <contovob@tcd.ie>
+
+        Fix url-copy-file arglist
+
+        * lisp/url/url-handlers.el: Silence byte-compiler.
+        (url-copy-file): Add 6th argument following change to copy-file in
+        2012-12-16T19:22:27+01:00!romain@orebokech.com. (bug#4410)
+
+2019-03-19  Eli Zaretskii  <eliz@gnu.org>
+
+        Fix downloading updates for packages with non-ASCII descriptions
+
+        * lisp/emacs-lisp/package.el (package--download-one-archive):
+        Make sure archive contents are written using UTF-8 encoding.
+        (Bug#34909)
+        (list-packages): Set buffer's encoding to UTF-8.
+
+2019-03-18  Nicolas Petton  <nicolas@petton.fr>
+
+        * etc/NEWS: Remove temporary markers.
+
+2019-03-15  Alan Mackenzie  <acm@muc.de>
+
+        * doc/misc/cc-mode.texi (Config Basics): in @itemize, @asis -> @w{}
+
+2019-03-15  Eli Zaretskii  <eliz@gnu.org>
+
+        Don't clobber 'comint-input-autoexpand' in 'read-shell-command'
+
+        * lisp/shell.el (shell-completion-vars): Set only the
+        buffer-local value of 'comint-input-autoexpand'.  (Bug#34815)
+
+2019-03-13  Martin Rudalics  <rudalics@gmx.at>
+
+        Document restrictions when setting window margins, fringes or scroll bars
+
+        * src/window.c (Fset_window_margins, Fset_window_fringes)
+        (Fset_window_scroll_bars): In doc-strings tell that a window
+        must be large enough to accommodate fringes, sroll bars and
+        margins of the desired size.
+        * doc/lispref/display.texi (Fringe Size/Pos, Scroll Bars)
+        (Display Margins): Tell that windows must be large enough to
+        accommodate fringes, sroll bars and margins of the desired
+        size.
+
+2019-03-10  Eli Zaretskii  <eliz@gnu.org>
+
+        More improvements for 'read-buffer's doc string
+
+        * src/minibuf.c (Fread_buffer): Further improve the doc
+        string.  (Bug#347694)
+
+2019-03-10  Alan Mackenzie  <acm@muc.de>
+
+        * lisp/progmodes/cc-defs.el: Update c-version to 5.33.2 for Emacs 26.2
+
+2019-03-09  Eli Zaretskii  <eliz@gnu.org>
+
+        * src/minibuf.c (Fread_buffer): Minor doc fixes.  (Bug#34749)
+
+2019-03-09  Eli Zaretskii  <eliz@gnu.org>
+
+        Fix markup of fake keys in the ELisp manual
+
+        * doc/lispref/keymaps.texi (Menu Bar, Tool Bar): Fix markup of
+        fake keys.  (Bug#34785)
+
+2019-03-09  Eli Zaretskii  <eliz@gnu.org>
+
+        Avoid errors in Auto Revert mode
+
+        * lisp/autorevert.el (auto-revert-buffers): Cancel
+        auto-revert-timer only if it is non-nil.  This avoids errors
+        on first invocation of Auto-Revert mode.
+
+2019-03-09  Michael Albinus  <michael.albinus@gmx.de>
+
+        Mention empty strings in file name expansion, emacs lisp reference
+
+        * doc/lispref/files.texi (Files, File Name Expansion):
+        Mention also empty strings.
+
+2019-03-08  Alan Mackenzie  <acm@muc.de>
+
+        cc-mode.texi: Work around makeinfo alignment bug.  Fix problem with ss index
+
+        * doc/misc/cc-mode.texi (top level): Using txicommandconditionals to
+        differentiate between the C and perl versions of Texinfo, create an "ss
+        index" unless we are both using the C Texinfo and are building the .dvi output
+        format.
+        (Config Basics): Work around a perl Texinfo alignment bug by writing a
+        separate version of an item list structure for this version, simplifying it
+        considerably.
+
+2019-03-08  Martin Rudalics  <rudalics@gmx.at>
+
+        Warn against recursive invocations of 'buffer-list-update-hook' (Bug#34765)
+
+        * src/buffer.c (Vbuffer_list_update_hook):
+        * doc/lispref/buffers.texi (Buffer List): Warn against
+        recursive invocations of 'buffer-list-update-hook' (Bug#34765).
+
+2019-03-08  Martin Rudalics  <rudalics@gmx.at>
+
+        Provide more details in doc-string of 'delete-windows-on' (Bug#34749)
+
+        * lisp/window.el (delete-windows-on): Provide more details in
+        doc-string (Bug#34749).
+
+2019-03-08  Eli Zaretskii  <eliz@gnu.org>
+
+        Improve documentation of 'delete-windows-on'
+
+        * doc/emacs/windows.texi (Change Window): Document
+        'delete-windows-on'.
+
+        * lisp/window.el (delete-windows-on): Doc fix.  (Bug#34749)
+
+2019-03-08  Eli Zaretskii  <eliz@gnu.org>
+
+        * lisp/frame.el (make-frame-command): Doc fix.  (Bug#34715)
+
+2019-03-07  Eli Zaretskii  <eliz@gnu.org>
+
+        Avoid undefined behavior in gdb-mi.el
+
+        * lisp/progmodes/gdb-mi.el (gdb-send): Don't call match-string
+        if this is not a control command.  (Bug#34769)
+
+2019-03-06  Martin Rudalics  <rudalics@gmx.at>
+
+        * lisp/window.el (fit-frame-to-buffer): Make doc-string more accurate.
+
+2019-03-05  Basil L. Contovounesios  <contovob@tcd.ie>
+
+        Minor spelling and grammar fixes (bug#34756)
+
+        doc/misc/cc-mode.texi (Style Variables, Customizing Indentation):
+        doc/misc/ede.texi (Extending EDE, ede-project-placeholder)
+        (ede-target, ede-proj-target, ede-compilation-program, ede-compiler)
+        (ede-linker): Remove apostrophe from possessive "it's".
+        doc/lispintro/emacs-lisp-intro.texi (Find a File):
+        doc/misc/gnus-faq.texi (FAQ 2-2): Write "an other" as a single word.
+        doc/misc/gnus.texi (Article Buttons):
+        lisp/gnus/gnus-art.el (gnus-button-mid-or-mail-heuristic-alist)
+        (gnus-button-mid-or-mail-heuristic): Write singular number of
+        Message-IDs, rather than plural.
+        lisp/gnus/message.el (message-user-fqdn): Capitalize initialism.
+
+2019-03-04  Eli Zaretskii  <eliz@gnu.org>
+
+        Minor improvement of documentation of '(when CONDITION . SPEC)'
+
+        * doc/lispref/display.texi (Other Display Specs): Add a caveat
+        to using the '(when CONDITION . SPEC)' display specs.
+
+2019-03-02  Eli Zaretskii  <eliz@gnu.org>
+
+        Improve documentation of 'auto-coding-functions'
+
+        * doc/lispref/nonascii.texi (Default Coding Systems): Clarify
+        that the functions in 'auto-coding-functions' are called both
+        for decoding and for encoding.
+
+        * lisp/international/mule.el (auto-coding-functions): Doc fix.
+
+2019-03-02  Eli Zaretskii  <eliz@gnu.org>
+
+        Fix visiting XML files with non-Unix EOL format
+
+        * lisp/international/mule.el (sgml-xml-auto-coding-function)
+        (sgml-html-meta-auto-coding-function): Don't use
+        'buffer-file-coding-system' if the buffer is unibyte.
+        (Bug#34704)
+
+2019-03-02  Basil L. Contovounesios  <contovob@tcd.ie>
+
+        Update example major mode code in Elisp manual
+
+        * doc/lispref/modes.texi (Example Major Modes): Update code examples
+        to reflect current state of lisp/textmodes/text-mode.el and
+        lisp/emacs-lisp/lisp-mode.el. (bug#34671)
+
+2019-03-01  Eli Zaretskii  <eliz@gnu.org>
+
+        Fix a typo in the Calc manual
+
+        * doc/misc/calc.texi (Algebraic Tutorial): Fix parentheses in
+        @example.  (Bug#34689)
+
+2019-03-01  Eli Zaretskii  <eliz@gnu.org>
+
+        Minor improvement in cross-references of the ELisp manual
+
+        * doc/lispref/modes.texi (Minor Mode Conventions): Add
+        cross-references to related major-mode descriptions.  (Bug#34678)
+
+2019-03-01  Tobias Bading  <tbading@web.de>  (tiny change)
+
+        Fix last change on 'compilation-parse-errors'
+
+        * lisp/progmodes/compile.el (compilation-parse-errors): Fix
+        previous change in this function.  (Bug#34479)
+
+2019-02-25  Dmitry Gutov  <dgutov@yandex.ru>
+
+        Backport: js--re-search-backward-inner: Fix infloop
+
+        Fix JS indentation infloop reported in
+        https://github.com/mooz/js2-mode/issues/513.
+
+        * lisp/progmodes/js.el (js--re-search-backward-inner): Account for
+        multiline string literals.
+        * test/manual/indent/js.js: New test example.
+
+        (cherry picked from commit b01a4295c2f9bb58858880e4e28b05cc8396791c)
+
+2019-02-23  Eli Zaretskii  <eliz@gnu.org>
+
+        Minor improvement for docs of completion
+
+        * doc/lispref/minibuf.texi (Completion Commands)
+        (Completion in Buffers, Programmed Completion): Add to text
+        that references completion tables a cross-reference to where
+        "completion table" is described.
+        (Programmed Completion): Fix the description of
+        'completion-table-dynamic'.  Add more cross-references.
+
+2019-02-22  Ken Brown  <kbrown@cornell.edu>
+
+        Disable the timerfd interface on Cygwin
+
+        * configure.ac (emacs_cv_have_timerfd): Set to "no" on Cygwin.
+
+2019-02-22  Eli Zaretskii  <eliz@gnu.org>
+
+        Fix a typo in the doc string of 'regex-opt'
+
+        * lisp/emacs-lisp/regexp-opt.el (regexp-opt): Fix example in
+        the doc string.  (Bug#34596)
+
+2019-02-21  Michael Albinus  <michael.albinus@gmx.de>
+
+        Document bash 5.0.0 misbehavior in tramp.texi (Bug#34192)
+
+        * doc/misc/tramp.texi (Frequently Asked Questions): Warn about
+        bash 5.0.0 and HISTSIZE=0.  (Bug#34192)
+
+2019-02-20  Nicolas Petton  <nicolas@petton.fr>
+
+        Bump Emacs version to 26.1.92
+
+        * README:
+        * configure.ac:
+        * msdos/sed2v2.inp:
+        * nt/README.W32: Bump Emacs version to 26.1.92.
+
+2019-02-20  Nicolas Petton  <nicolas@petton.fr>
+
+        * ; ChangeLog.3 update
+
+        * etc/AUTHORS: Update.
+
 2019-02-20  Glenn Morris  <rgm@gnu.org>
 
         Remove .art from the default list of ImageMagick extensions
@@ -64676,7 +64946,7 @@
 
 This file records repository revisions from
 commit 9d56a21e6a696ad19ac65c4b405aeca44785884a (exclusive) to
-commit a19bfb7a5e3557a69824cdbe7d414f5ef422555c (inclusive).
+commit 0f523deec1c1e9e2a5a3474f912aa2183d3fe33d (inclusive).
 See ChangeLog.1 for earlier changes.
 
 ;; Local Variables:
diff --git a/admin/notes/bugtracker b/admin/notes/bugtracker
index f3bc3045542..92ae326ffd5 100644
--- a/admin/notes/bugtracker
+++ b/admin/notes/bugtracker
@@ -241,21 +241,29 @@ report, and Bcc: the control server (note the commands have no effect
 if you just send them to the bug-report number).  Bcc: is better than Cc:
 in case people use Reply-To-All in response.
 
+For the full documentation of control commands, see
+https://debbugs.gnu.org/server-control.html
+
 Some useful control commands:
 
+*** To close a bug and indicate in what Emacs version it was fixed
+close 123 VERSION
+
+where VERSION is XX.YY numerical version number, like 42.1.
+
 *** To reopen a closed bug:
 reopen 123
 
 *** Bugs can be tagged in various ways (eg wontfix, patch, etc).
 The available tags are:
-patch wontfix moreinfo unreproducible fixed notabug
+patch wontfix moreinfo unreproducible fixed notabug security confirmed
 See https://debbugs.gnu.org/Developer#tags
 The list of tags can be prefixed with +, - or =, meaning to add (the
 default), remove, or reset the tags. E.g.:
 
 tags 123 + wontfix
 
-** URL shortcuts
+*** URL shortcuts
 
 https://debbugs.gnu.org/...
 
@@ -266,7 +274,7 @@ from:submitter@email.address
 severity:severity      # all bugs of given severity
 tag:tag                # all bugs with given tag
 
-** Usertags
+*** Usertags
 
 See <http://wiki.debian.org/bugs.debian.org/usertags>
 
@@ -410,21 +418,21 @@ reassign 1234 emacs
 Note that reassigning clears the list of found versions, even if the
 new packages includes the original one.
 
-** To remove spam from the tracker, move it to the 'spam' pseudo-package:
+*** To remove spam from the tracker, move it to the 'spam' pseudo-package:
 reassign 123 spam
 
 (Should not be necessary any more, now that the input is moderated.)
 
-** To change the title of a bug:
+*** To change the title of a bug:
 retitle 123 Some New Title
 
-** To change the submitter address:
+*** To change the submitter address:
 submitter 123 none@example.com
 
 Note that it does not seem to work to specify "Submitter:" in the
 pseudo-header when first reporting a bug.
 
-** How does archiving work?
+*** How does archiving work?
 You can still send mail to a bug after it is closed.  After 28 days with
 no activity, the bug is archived, at which point no more changes can
 be made.  If you try to send mail to the bug after that (or merge with
diff --git a/doc/emacs/search.texi b/doc/emacs/search.texi
index 761fe929ae5..9c58ef471fe 100644
--- a/doc/emacs/search.texi
+++ b/doc/emacs/search.texi
@@ -684,6 +684,8 @@ matching}) has no effect on them.
 @kindex M-s M-w
 @findex eww-search-words
 @vindex eww-search-prefix
+@cindex Internet search
+@cindex search Internet for keywords
   To search the Web for the text in region, type @kbd{M-s M-w}.  This
 command performs an Internet search for the words in region using the
 search engine whose @acronym{URL} is specified by the variable
diff --git a/doc/lispref/display.texi b/doc/lispref/display.texi
index be934de5eec..a97aabe9dff 100644
--- a/doc/lispref/display.texi
+++ b/doc/lispref/display.texi
@@ -3957,6 +3957,9 @@ fringe, and likewise @var{right} for the right fringe.  A value of
 @var{outside-margins} is non-@code{nil}, that specifies that fringes
 should appear outside of the display margins.
 
+If @var{window} is not large enough to accommodate fringes of the
+desired width, this leaves the fringes of @var{window} unchanged.
+
 The values specified here may be later overridden by invoking
 @code{set-window-buffer} (@pxref{Buffers and Windows}) on @var{window}
 with its @var{keep-margins} argument @code{nil} or omitted.
@@ -4378,6 +4381,9 @@ vertical scroll bar.
 The possible values are @code{bottom}, @code{t}, which means to use the
 frame's default, and @code{nil} for no horizontal scroll bar.
 
+If @var{window} is not large enough to accommodate a scroll bar of the
+desired dimension, this leaves the corresponding scroll bar unchanged.
+
 The values specified here may be later overridden by invoking
 @code{set-window-buffer} (@pxref{Buffers and Windows}) on @var{window}
 with its @var{keep-margins} argument @code{nil} or omitted.
@@ -4967,6 +4973,9 @@ This function specifies the margin widths for window @var{window}, in
 character cell units.  The argument @var{left} controls the left
 margin, and @var{right} controls the right margin (default @code{0}).
 
+If @var{window} is not large enough to accommodate margins of the
+desired width, this leaves the margins of @var{window} unchanged.
+
 The values specified here may be later overridden by invoking
 @code{set-window-buffer} (@pxref{Buffers and Windows}) on @var{window}
 with its @var{keep-margins} argument @code{nil} or omitted.
diff --git a/doc/misc/cc-mode.texi b/doc/misc/cc-mode.texi
index 170149eb550..f73a7fb57cb 100644
--- a/doc/misc/cc-mode.texi
+++ b/doc/misc/cc-mode.texi
@@ -2307,7 +2307,7 @@ that takes precedence is the one that appears latest in this list:
 @end ifclear
 @c Version of list for Texinfo >= 5.x
 @ifset txicommandconditionals
-@itemize @asis
+@itemize @w{}
 @item Style
 @item File Style@footnote{In earlier versions of @ccmode{}, a File Style setting took precedence over any other setting apart from a File Local Variable setting.}
 @item Top-level command or ``customization interface''
diff --git a/etc/AUTHORS b/etc/AUTHORS
index 7b93876d3f6..73c5245678f 100644
--- a/etc/AUTHORS
+++ b/etc/AUTHORS
@@ -442,8 +442,8 @@ Bartosz Duszel: changed allout.el bib-mode.el cc-cmds.el hexl.el icon.el
 
 Basil L. Contovounesios: changed simple.el message.el sequences.texi
   bibtex.el css-mode-tests.el css-mode.el customize.texi display.texi
-  gnus-art.el json-tests.el json.el lists.texi man.el rcirc.el
-  shr-color.el text.texi
+  gnus-art.el json-tests.el json.el lists.texi man.el modes.texi rcirc.el
+  shr-color.el text.texi url-handlers.el
 
 Bastian Beischer: changed include.el mru-bookmark.el refs.el
   semantic/complete.el senator.el
@@ -1355,7 +1355,7 @@ Eli Zaretskii: wrote [bidirectional display in xdisp.c]
 and changed xdisp.c msdos.c w32.c display.texi w32fns.c simple.el
   files.el fileio.c keyboard.c w32proc.c files.texi w32term.c text.texi
   dispnew.c frames.texi emacs.c dispextern.h lisp.h process.c term.c
-  window.c and 1124 other files
+  window.c and 1125 other files
 
 Emanuele Giaquinta: changed configure.ac rxvt.el charset.c etags.c
   fontset.c frame.el gnus-faq.texi loadup.el lread.c sh-script.el
@@ -3598,7 +3598,7 @@ Nicolas Graner: changed message.el
 Nicolas Petton: wrote map-tests.el map.el seq-tests.el seq.el
   thunk-tests.el thunk.el
 and co-wrote auth-source-pass.el auth-source-tests.el subr-tests.el
-and changed README sequences.texi configure.ac sed2v2.inp authors.el
+and changed README configure.ac sed2v2.inp sequences.texi authors.el
   README.W32 emacs.png emacs23.png arc-mode.el cl-extra.el emacs.svg
   manoj-dark-theme.el Emacs.icns HISTORY Makefile.in auth-source.el
   emacs.ico fns.c make-tarball.txt obarray-tests.el obarray.el
@@ -4846,6 +4846,8 @@ and changed ibuffer.el dired-tests.el ibuf-ext.el dired.el dired-aux.el
 
 Titus von der Malsburg: changed simple.el window.el
 
+Tobias Bading: changed progmodes/compile.el
+
 Tobias C. Rittweiler: changed font-lock.el searching.texi sendmail.el
 
 Tobias Ringström: changed etags.c
diff --git a/etc/NEWS.26 b/etc/NEWS.26
index d8ad575cc16..f570f759b9a 100644
--- a/etc/NEWS.26
+++ b/etc/NEWS.26
@@ -18,14 +18,12 @@ with a prefix argument or by typing 'C-u C-h C-n'.
 
 * Installation Changes in Emacs 26.2
 
----
 ** Building Emacs with the '--with-xwidgets' option now requires WebKit2.
 To build Emacs with xwidgets support, you will need to install the
 webkit2gtk-4.0 package; version 2.12 or later is required.
 (This change was actually made in Emacs 26.1, but was not called out
 in its NEWS.)
 
-+++
 ** Installing Emacs now installs the emacs-module.h file.
 The emacs-module.h file is now installed in the system-wide include
 directory as part of the Emacs installation.  This allows to build
@@ -37,10 +35,8 @@ Emacs modules outside of the Emacs source tree.
 
 * Changes in Emacs 26.2
 
----
 ** Emacs is now compliant with the latest version 11.0 of the Unicode Standard.
 
----
 ** New variable 'xft-ignore-color-fonts'.
 Default t means don't try to load color fonts when using Xft, as they
 often cause crashes.  Set it to nil if you really need those fonts.
@@ -53,7 +49,6 @@ often cause crashes.  Set it to nil if you really need those fonts.
 
 ** Dired
 
-+++
 *** The 'Z' command on a directory name compresses all of its files.
 It produces a compressed '.tar.gz' archive with all the files in the
 directory and all of its subdirectories.  For symmetry, 'Z' on a
@@ -66,17 +61,14 @@ partially called out in its NEWS; 'tgz' handling was added in 26.1.)
 
 ** Ibuffer
 
----
 *** New toggle 'ibuffer-do-toggle-lock', bound to 'L'.
 
 ** Imenu
 
----
 *** The value for 'imenu-auto-rescan-maxout' has been increased to 600000.
 
 ** Gnus
 
----
 *** Mailutils movemail will now be used if found at runtime.
 The default value of 'mail-source-movemail-program' is now "movemail".
 This ensures that the movemail program from GNU Mailutils will be used
@@ -86,12 +78,10 @@ absolute file name of the desired executable.
 
 ** Shadowfile
 
----
 *** shadowfile.el has been rewritten to support Tramp file names.
 
 ** Shell mode
 
----
 *** Shell mode buffers now have 'scroll-conservatively' set to 101.
 This is so as to better emulate the scrolling behavior of a text
 terminal when new output is added to the screen buffer.  To get back
@@ -102,13 +92,11 @@ in its NEWS.)
 
 ** VC
 
----
 *** VC support for Mercurial was improved.
 Emacs now avoids invoking 'hg' as much as possible, for faster operation.
 (This and the following changes were actually made in Emacs 26.1, but
 were not called out in its NEWS.)
 
----
 **** New vc-hg options.
 The new option 'vc-hg-parse-hg-data-structures' controls whether vc-hg
 will try parsing the Mercurial data structures directly instead of
@@ -120,7 +108,6 @@ The new option 'vc-hg-use-file-version-for-mode-line-version' controls
 whether the version shown on the mode line is that of the visited file
 or of the repository working copy.
 
----
 **** Display of Mercurial revisions in the mode line has changed.
 Previously, the mode line displayed the local number (1, 2, 3, ...) of
 the revision.  Starting with Emacs 26.1, the default has changed, and
@@ -134,17 +121,14 @@ option 'vc-hg-symbolic-revision-styles' to the value '("{rev}")'.
 
 * Incompatible Lisp Changes in Emacs 26.2
 
----
 ** shadowfile config files have changed their syntax.
 Existing files "~/.emacs.d/shadows" and "~/.emacs.d/shadow_todo" must
 be removed prior using the changed 'shadow-*' commands.
 
-+++
 ** 'thread-alive-p' has been renamed to 'thread-live-p'.
 The old name is an alias of the new name.  Future Emacs version will
 obsolete it.
 
----
 ** 'while-no-input' does not return due to input from subprocesses.
 Input that arrived from subprocesses while some code executed inside
 the 'while-no-input' form injected an internal buffer-switch event
@@ -157,22 +141,18 @@ remove 'buffer-switch' from the list of events in
 
 * Lisp Changes in Emacs 26.2
 
-+++
 ** The new function 'read-answer' accepts either long or short answers
 depending on the new customizable variable 'read-answer-short'.
 
-+++
 ** New function 'assoc-delete-all'.
 Like 'assq-delete-all', but uses 'equal' for comparison.
 
----
 ** The function 'thing-at-point' behaves as before Emacs 26.1.
 The behavior of 'thing-at-point' when called with argument 'list' has
 changed in Emacs 26.1, in that it didn't consider text inside comments
 and strings as a potential list.  This change is now reverted, and
 'thing-at-point' behaves like it did before Emacs 26.1.
 
----
 ** To cater to use cases where comments and strings are to be ignored
 when looking for a list, the function 'list-at-point' now takes an
 optional argument to do so.
diff --git a/lisp/emacs-lisp/package.el b/lisp/emacs-lisp/package.el
index 5e8864ec73f..4c75fa1e72e 100644
--- a/lisp/emacs-lisp/package.el
+++ b/lisp/emacs-lisp/package.el
@@ -1573,14 +1573,16 @@ similar to an entry in `package-alist'.  Save the cached copy to
                 (member name package-unsigned-archives))
             ;; If we don't care about the signature, save the file and
             ;; we're done.
-            (progn (write-region content nil local-file nil 'silent)
+            (progn (let ((coding-system-for-write 'utf-8))
+                     (write-region content nil local-file nil 'silent))
                    (package--update-downloads-in-progress archive))
           ;; If we care, check it (perhaps async) and *then* write the file.
           (package--check-signature
            location file content async
            ;; This function will be called after signature checking.
            (lambda (&optional good-sigs)
-             (write-region content nil local-file nil 'silent)
+             (let ((coding-system-for-write 'utf-8))
+               (write-region content nil local-file nil 'silent))
              ;; Write out good signatures into archive-contents.signed file.
              (when good-sigs
                (write-region (mapconcat #'epg-signature-to-string good-sigs "\n")
@@ -3438,6 +3440,9 @@ short description."
   ;; Generate the Package Menu.
   (let ((buf (get-buffer-create "*Packages*")))
     (with-current-buffer buf
+      ;; Since some packages have their descriptions include non-ASCII
+      ;; characters...
+      (setq buffer-file-coding-system 'utf-8)
       (package-menu-mode)
 
       ;; Fetch the remote list of packages.
diff --git a/lisp/progmodes/cc-defs.el b/lisp/progmodes/cc-defs.el
index f8b1b45de77..97272ca9d21 100644
--- a/lisp/progmodes/cc-defs.el
+++ b/lisp/progmodes/cc-defs.el
@@ -87,7 +87,7 @@
 
 ;;; Variables also used at compile time.
 
-(defconst c-version "5.33.1"
+(defconst c-version "5.33.2"
   "CC Mode version number.")
 
 (defconst c-version-sym (intern c-version))
diff --git a/lisp/shell.el b/lisp/shell.el
index 8a2d4489b8a..264981bd435 100644
--- a/lisp/shell.el
+++ b/lisp/shell.el
@@ -488,7 +488,7 @@ Shell buffers.  It implements `shell-completion-execonly' for
   ;; Don't use pcomplete's defaulting mechanism, rely on
   ;; shell-dynamic-complete-functions instead.
   (set (make-local-variable 'pcomplete-default-completion-function) #'ignore)
-  (setq comint-input-autoexpand shell-input-autoexpand)
+  (setq-local comint-input-autoexpand shell-input-autoexpand)
   ;; Not needed in shell-mode because it's inherited from comint-mode, but
   ;; placed here for read-shell-command.
   (add-hook 'completion-at-point-functions #'comint-completion-at-point nil t))
diff --git a/lisp/url/url-handlers.el b/lisp/url/url-handlers.el
index 2d0a4a21c44..e35d999e0fe 100644
--- a/lisp/url/url-handlers.el
+++ b/lisp/url/url-handlers.el
@@ -44,7 +44,7 @@
 (declare-function mail-content-type-get "mail-parse" (ct attribute))
 ;; mm-decode loads mm-bodies, which loads mm-util.
 (declare-function mm-charset-to-coding-system "mm-util"
-                 (charset &optional lbt allow-override silent))
+                  (charset &optional lbt allow-override silent))
 
 ;; Implementation status
 ;; ---------------------
@@ -260,15 +260,15 @@ the arguments that would have been passed to OPERATION."
 ;; The actual implementation
 ;;;###autoload
 (defun url-copy-file (url newname &optional ok-if-already-exists
-                          _keep-time _preserve-uid-gid)
+                          _keep-time _preserve-uid-gid _preserve-permissions)
   "Copy URL to NEWNAME.  Both args must be strings.
-Signals a `file-already-exists' error if file NEWNAME already exists,
+Signal a `file-already-exists' error if file NEWNAME already exists,
 unless a third argument OK-IF-ALREADY-EXISTS is supplied and non-nil.
 A number as third arg means request confirmation if NEWNAME already exists.
 This is what happens in interactive use with M-x.
 Fourth arg KEEP-TIME non-nil means give the new file the same
 last-modified time as the old one.  (This works on only some systems.)
-Fifth arg PRESERVE-UID-GID is ignored.
+Args PRESERVE-UID-GID and PRESERVE-PERMISSIONS are ignored.
 A prefix arg makes KEEP-TIME non-nil."
   (if (and (file-exists-p newname)
            (not ok-if-already-exists))
@@ -351,7 +351,7 @@ if it had been inserted from a file named URL."
     (unless buffer (signal 'file-error (list url "No Data")))
     (with-current-buffer buffer
       ;; XXX: This is HTTP/S specific and should be moved to url-http
-      ;; instead.  See https://debbugs.gnu.org/17549.
+      ;; instead.  See bug#17549.
       (when (bound-and-true-p url-http-response-status)
         ;; Don't signal an error if VISIT is non-nil, because
         ;; 'insert-file-contents' doesn't.  This is required to
@@ -364,7 +364,7 @@ if it had been inserted from a file named URL."
                          (< url-http-response-status 300)))
           (let ((desc (nth 2 (assq url-http-response-status url-http-codes))))
             (kill-buffer buffer)
-            ;; Signal file-error per https://debbugs.gnu.org/16733.
+            ;; Signal file-error per bug#16733.
             (signal 'file-error (list url desc))))))
     (url-insert-buffer-contents buffer url visit beg end replace)))
 
diff --git a/src/minibuf.c b/src/minibuf.c
index b23e24c4bd9..a0025e22720 100644
--- a/src/minibuf.c
+++ b/src/minibuf.c
@@ -1052,20 +1052,21 @@ A user option, or customizable variable, is one for which
 }
 
 DEFUN ("read-buffer", Fread_buffer, Sread_buffer, 1, 4, 0,
-       doc: /* Read the name of a buffer and return as a string.
-Prompt with PROMPT.
-Optional second arg DEF is value to return if user enters an empty line.
+       doc: /* Read the name of a buffer and return it as a string.
+Prompt with PROMPT, which should be a string ending with a colon and a space.
+Provides completion on buffer names the user types.
+Optional second arg DEF is value to return if user enters an empty line,
+ instead of that empty string.
  If DEF is a list of default values, return its first element.
-Optional third arg REQUIRE-MATCH determines whether non-existing
- buffer names are allowed.  It has the same meaning as the
+Optional third arg REQUIRE-MATCH has the same meaning as the
  REQUIRE-MATCH argument of `completing-read'.
-The argument PROMPT should be a string ending with a colon and a space.
+Optional arg PREDICATE, if non-nil, is a function limiting the buffers that
+can be considered.  It will be called with each potential candidate, and
+should return non-nil to accept the candidate for completion, nil otherwise.
 If `read-buffer-completion-ignore-case' is non-nil, completion ignores
 case while reading the buffer name.
 If `read-buffer-function' is non-nil, this works by calling it as a
-function, instead of the usual behavior.
-Optional arg PREDICATE if non-nil is a function limiting the buffers that can
-be considered.  */)
+function, instead of the usual behavior.  */)
   (Lisp_Object prompt, Lisp_Object def, Lisp_Object require_match,
    Lisp_Object predicate)
 {
diff --git a/src/window.c b/src/window.c
index 85d7bcade94..be338c2af61 100644
--- a/src/window.c
+++ b/src/window.c
@@ -7481,7 +7481,9 @@ reserve for the left marginal area.  Optional third arg RIGHT-WIDTH
 does the same for the right marginal area.  A nil width parameter
 means no margin.
 
-Return t if any margin was actually changed and nil otherwise.  */)
+Leave margins unchanged if WINDOW is not large enough to accommodate
+margins of the desired width.  Return t if any margin was actually
+changed and nil otherwise.  */)
   (Lisp_Object window, Lisp_Object left_width, Lisp_Object right_width)
 {
   struct window *w = set_window_margins (decode_live_window (window),
@@ -7563,11 +7565,14 @@ the left fringe.  Optional third arg RIGHT-WIDTH specifies the right
 fringe width.  If a fringe width arg is nil, that means to use the
 frame's default fringe width.  Default fringe widths can be set with
 the command `set-fringe-style'.
+
 If optional fourth arg OUTSIDE-MARGINS is non-nil, draw the fringes
 outside of the display margins.  By default, fringes are drawn between
 display marginal areas and the text area.
 
-Return t if any fringe was actually changed and nil otherwise.  */)
+Leave fringes unchanged if WINDOW is not large enough to accommodate
+fringes of the desired width.  Return t if any fringe was actually
+changed and nil otherwise.  */)
   (Lisp_Object window, Lisp_Object left_width,
    Lisp_Object right_width, Lisp_Object outside_margins)
 {
@@ -7692,6 +7697,8 @@ horizontal scroll bar: bottom, nil, or t where nil means to not display
 a horizontal scroll bar on WINDOW and t means to use WINDOW frame's
 horizontal scroll bar type.
 
+If WINDOW is not large enough to accommodate a scroll bar of the
+desired dimension, leave the corresponding scroll bar unchanged.
 Return t if scroll bars were actually changed and nil otherwise.  */)
   (Lisp_Object window, Lisp_Object width, Lisp_Object vertical_type,
    Lisp_Object height, Lisp_Object horizontal_type)