GitLab

* configure.ac: Use EMACS_CHECK_MODULES fors LCMS2 rather than
AC_SEARCH_LIBS.
* src/Makefile.in: Get LCMS2_LIBS and LCMS2_CFLAGS from configure,
instead of just LIBLCMS2.

(cherry picked from commit cb386337)

* lisp/progmodes/cc-mode.el (c-submit-bug-report):
Add a Package: line for mail clients that do not support X- headers.

* doc/lispref/processes.texi (Accepting Output): Backport:
document how do avoid race conditions while waiting for all of
the process's output to arrive.

* lisp/image-file.el (insert-image-file): Document return value.

* lisp/emulation/cua-base.el (cua-toggle-rectangle-mark): Autoload it.
Library cua-base.el binds cua-toggle-rectangle-mark to a key in the
:set function in (defcustom cua-rectangle-mark-key ...), so it should
ensure that the command is defined.

Copyright-paperwork-exempt: yes

* lisp/eshell/esh-proc.el (eshell-needs-pipe): Add "xclip" and other
programs that xclip.el (in GNU ELPA) calls with
`process-connection-type' bound to nil.

* lisp/image.el (image--set-property): Ensure new value is set even
in the unlikely case that the plist is empty.  Fix off-by-one-link
error when deleting a property. (bug#35285)
* test/lisp/image-tests.el: New file.
(image--set-property): New test.

Update for incompatible copy-file change re "directories".

* doc/emacs/building.texi (Compilation Mode): Describe faces
available to affect appearance of compilation-mode buffers.

* doc/emacs/trouble.texi (Copyright Assignment): Mention the
copyright assignment form explicitly.  Suggested by Konstantin
Kharlamov <hi-angel@yandex.ru>.

* doc/emacs/maintaining.texi (VC Undo): Remove a potentially
inaccurate, outdated, and/or confusing sentence.  (Bug#35290)

* src/msdos.c (the_only_tty_output): Define.
* src/msdos.h (the_only_tty_output): Declare.
* src/frame.c (make_terminal_frame) [MSDOS]:
* src/dispnew.c (init_display) [MSDOS]: Set up
f->output_data.tty pointer using the_only_tty_output, before
dereferencing the pointer.  This prevents crashes with DPMI
servers that provide NULL pointer protection.

(python-shell-prompt-detect): Use unwind-protect to try and not leave
file behind in case of error.

* src/frame.c (free_monitors) [USE_GTK]: Define in the GTK case as
well.

* src/xfns.c (x-display-monitor-attributes-list) [USE_GTK]: Plug
memory leak. Use dupstring over xstrdup as gdk_monitor_get_model may
return NULL.

RFC 2046 specifies that the charset parameter is case-insensitive.

* lisp/gnus/gnus-icalendar.el (gnus-icalendar-with-decoded-handle):
Downcase charset.  Suggested by Christophe TROESTLER
<Christophe.TROESTLER@umons.ac.be>.  (Bug#35265).

* nt/README.W32: Update details about packaging which changed for
  Emacs-26.

* README:
* configure.ac:
* msdos/sed2v2.inp:
* nt/README.W32: Bump Emacs version to 26.2.

* src/minibuf.c (Fread_command): Document the return value
when DEFAULT-VALUE is nil and the user enters nothing.
* doc/lispref/minibuf.texi (High-Level Completion): Document
the printed representation of a symbol whose name is empty.
(Bug#3522)

* src/emacs.c: Fix reference to Cocoa CoreFoundation Release
Notes.  (Bug#35225)

* lisp/newcomment.el (comment-empty-lines): Consistently use US
commas in docstring.  Fix indentation of and typo in custom :type.

(cherry picked from commit 690c678f)

* lisp/indent.el (indent-relative): Document what happens when there
  is no previous nonblank line.
* doc/lispref/text.texi (Relative Indent): Document
  indent-relative-first-indent-point instead of obsolete
  indent-relative-maybe. Fix documentation of which argument from
  'indent-relative' is used.

Bug#34858

(cherry picked from commit 10cd6587)

* doc/misc/nxml-mode.texi (Completion): As of 2016-01-16 "* lisp/nxml:
Use standard completion; it also works for company-mode", completing
an attribute when there is only one candidate inserts both quotes.
Update the example accordingly.

* lisp/simple.el (choose-completion-string-functions): Functions in
  this list actually need to accept four arguments, though the fourth
  should be ignored.

* doc/misc/eieio.texi (Quick Start): Rename the class used in the
example from 'record' to 'person'.
(Building Classes): Advise user to check for name conflicts before
naming a class.  Add a missing apostrophe.
(Making New Objects): Correct grammar.  Rename the class used in the
example from 'record' to 'my-class'.

* lisp/subr.el (alist-get):
Rephrase the initial text to clarify the meaning of the TESTFN argument.
It's an equality predicate, not a look-up function (Bug#35206).

(cherry picked from commit c8146558)

* lisp/vc/vc.el (vc-version-diff, vc-version-ediff): Describe
arguments in the doc strings.  (Bug#35019)

* doc/lispref/windows.texi (Window Start and End):
* src/window.c (Fset_window_start): Document that reliable
setting of a window start position requires to adjust point to
be visible.  (Bug#34038)