* lisp/emacs-lisp/byte-run.el (make-obsolete-variable): New argument
`access-type' and new obsolescence format.
* lisp/emacs-lisp/bytecomp.el (byte-compile-warn-obsolete): Adjust to
new format.
(byte-compile-check-variable): New `access-type' argument.
Only warn if the access-type is obsolete.
(byte-compile-dynamic-variable-bind, byte-compile-variable-ref)
(byte-compile-variable-set): Adjust callers.
* lisp/help-fns.el (describe-variable): Adjust to new obsolescence format.
* lisp/mail/sendmail.el (mail-mailer-swallows-blank-line): Only mark
setting it as obsolete.
* lisp/simple.el (minibuffer-completing-symbol):
* lisp/font-lock.el (font-lock-beginning-of-syntax-function): Only mark read
access as obsolete.
* lisp/minibuffer.el (minibuffer-completing-file-name): Don't make it
obsolete yet.
* lisp/international/quail.el (quail-mouse-choose-completion): Remove unused
code referring to obsolete var.
(quail-choose-completion-string): Remove.
* lisp/server.el (server-clients-with, server-kill-buffer-query-function)
(server-kill-emacs-query-function): Silence "unused `proc'" warnings.
* lisp/proced.el (proced-send-signal):
* lisp/emacs-lisp/lisp.el (lisp-complete-symbol):
Replace completion-annotate-function with completion-extra-properties.
* lisp/font-lock.el (font-lock-syntactic-keywords): Make obsolete.
(font-lock-fontify-syntactic-keywords-region): Move handling of
font-lock-syntactically-fontified to...
(font-lock-default-fontify-region): ...here.
Let syntax-propertize-function take precedence.
(font-lock-fontify-syntactically-region): Cal syntax-propertize.
* lisp/emacs-lisp/regexp-opt.el (regexp-opt-depth): Skip named groups.
* lisp/emacs-lisp/syntax.el (syntax-propertize-function)
(syntax-propertize-chunk-size, syntax-propertize--done)
(syntax-propertize-extend-region-functions): New vars.
(syntax-propertize-wholelines, syntax-propertize-multiline)
(syntax-propertize--shift-groups, syntax-propertize-via-font-lock)
(syntax-propertize): New functions.
(syntax-propertize-rules): New macro.
(syntax-ppss-flush-cache): Set syntax-propertize--done.
(syntax-ppss): Call syntax-propertize.
* lisp/progmodes/ada-mode.el (ada-set-syntax-table-properties)
(ada-after-change-function, ada-initialize-syntax-table-properties)
(ada-handle-syntax-table-properties): Only define when
syntax-propertize is not available.
(ada-mode): Use syntax-propertize-function.
* lisp/progmodes/autoconf.el (autoconf-mode):
Use syntax-propertize-function.
(autoconf-font-lock-syntactic-keywords): Remove.
* lisp/progmodes/cfengine.el (cfengine-mode):
Use syntax-propertize-function.
(cfengine-font-lock-syntactic-keywords): Remove.
* lisp/progmodes/cperl-mode.el (cperl-mode): Use syntax-propertize-function.
* lisp/progmodes/fortran.el (fortran-mode): Use syntax-propertize-function.
(fortran--font-lock-syntactic-keywords): New var.
(fortran-line-length): Update syntax-propertize-function and
fortran--font-lock-syntactic-keywords.
* lisp/progmodes/gud.el (gdb-script-syntax-propertize-function): New var;
replaces gdb-script-font-lock-syntactic-keywords.
(gdb-script-mode): Use it.
* lisp/progmodes/js.el (js--regexp-literal): Define while compiling.
(js-syntax-propertize-function): New var; replaces
js-font-lock-syntactic-keywords.
(js-mode): Use it.
* lisp/progmodes/make-mode.el (makefile-syntax-propertize-function):
New var; replaces makefile-font-lock-syntactic-keywords.
(makefile-mode): Use it.
(makefile-imake-mode): Adjust.
* lisp/progmodes/mixal-mode.el (mixal-syntax-propertize-function): New var;
replaces mixal-font-lock-syntactic-keywords.
(mixal-mode): Use it.
* lisp/progmodes/octave-mod.el (octave-syntax-propertize-sqs): New function
to replace octave-font-lock-close-quotes.
(octave-syntax-propertize-function): New function to replace
octave-font-lock-syntactic-keywords.
(octave-mode): Use it.
* lisp/progmodes/perl-mode.el (perl-syntax-propertize-function): New fun to
replace perl-font-lock-syntactic-keywords.
(perl-syntax-propertize-special-constructs): New fun to replace
perl-font-lock-special-syntactic-constructs.
(perl-font-lock-syntactic-face-function): New fun.
(perl-mode): Use it.
* lisp/progmodes/python.el (python-syntax-propertize-function): New var to
replace python-font-lock-syntactic-keywords.
(python-mode): Use it.
(python-quote-syntax): Simplify and adjust to new use.
* lisp/progmodes/ruby-mode.el (ruby-here-doc-beg-re):
Define while compiling.
(ruby-here-doc-end-re, ruby-here-doc-beg-match)
(ruby-font-lock-syntactic-keywords, ruby-comment-beg-syntax)
(syntax-ppss, ruby-in-ppss-context-p, ruby-in-here-doc-p)
(ruby-here-doc-find-end, ruby-here-doc-beg-syntax)
(ruby-here-doc-end-syntax): Only define when
syntax-propertize is not available.
(ruby-syntax-propertize-function, ruby-syntax-propertize-heredoc):
New functions.
(ruby-in-ppss-context-p): Update to new syntax of heredocs.
(electric-indent-chars): Silence bytecompiler.
(ruby-mode): Use prog-mode, syntax-propertize-function, and
electric-indent-chars.
* lisp/progmodes/sh-script.el (sh-st-symbol): Remove.
(sh-font-lock-close-heredoc, sh-font-lock-open-heredoc): Add eol arg.
(sh-font-lock-flush-syntax-ppss-cache, sh-font-lock-here-doc): Remove.
(sh-font-lock-quoted-subshell): Assume we've already matched $(.
(sh-font-lock-paren): Set syntax-multiline.
(sh-font-lock-syntactic-keywords): Remove.
(sh-syntax-propertize-function): New function to replace it.
(sh-mode): Use it.
* lisp/progmodes/simula.el (simula-syntax-propertize-function): New var to
replace simula-font-lock-syntactic-keywords.
(simula-mode): Use it.
* lisp/progmodes/tcl.el (tcl-syntax-propertize-function): New var to
replace tcl-font-lock-syntactic-keywords.
(tcl-mode): Use it.
* lisp/progmodes/vhdl-mode.el (vhdl-mode): Use syntax-propertize-function
if available.
(vhdl-fontify-buffer): Adjust.
* lisp/textmodes/bibtex.el (bibtex-mode): Use syntax-propertize-function.
* lisp/textmodes/reftex.el (font-lock-syntactic-keywords): Don't declare
since we don't use it.
* lisp/textmodes/sgml-mode.el (sgml-syntax-propertize-function): New var to
replace sgml-font-lock-syntactic-keywords.
(sgml-mode): Use it.
* lisp/textmodes/tex-mode.el (tex-common-initialization, doctex-mode):
Use syntax-propertize-function.
* lisp/textmodes/texinfo.el (texinfo-syntax-propertize-function): New fun
to replace texinfo-font-lock-syntactic-keywords.
(texinfo-mode): Use it.
* test/indent/octave.m: Remove some `fixindent' not needed any more.
font-lock-mode-major-mode to distinguish it from
global-font-lock-mode's own font-lock-mode-major-mode.
(font-lock-set-defaults):
* lisp/font-core.el (font-lock-default-function): Adjust users.
(font-lock-mode): Don't set it at all.
Fixes: debbugs:6135
Use custom-initialize-delay rather than eval-at-startup to set it.
* image.el (image-load-path): Make it a defcustom.
Use custom-initialize-delay rather than eval-at-startup to set it.
* subr.el (eval-at-startup): Remove.
* font-lock.el (lisp-font-lock-keywords-2): Remove eval-at-startup.
