New syntax-propertize functionality.

* 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.

1 files changed, 12 insertions, 11 deletions

diff --git a/lisp/progmodes/mixal-mode.el b/lisp/progmodes/mixal-mode.el
index ecb8461a9f2..94af563d88f 100644
--- a/lisp/progmodes/mixal-mode.el
+++ b/lisp/progmodes/mixal-mode.el
@@ -89,7 +89,7 @@
 (defvar mixal-mode-syntax-table
   (let ((st (make-syntax-table)))
     ;; We need to do a bit more to make fontlocking for comments work.
-    ;; See mixal-font-lock-syntactic-keywords.
+    ;; See use of syntax-propertize-function.
     ;; (modify-syntax-entry ?* "<" st)
     (modify-syntax-entry ?\n ">" st)
     st)
@@ -1028,13 +1028,14 @@ EXECUTION-TIME holds info about the time it takes, number or string.")
 
 
 ;;; Font-locking:
-(defvar mixal-font-lock-syntactic-keywords
-  ;; Normal comments start with a * in column 0 and end at end of line.
-  '(("^\\*" (0 '(11)))                  ;(string-to-syntax "<") == '(11)
-    ;; Every line can end with a comment which is placed after the operand.
-    ;; I assume here that mnemonics without operands can not have a comment.
-    ("^[[:alnum:]]*[ \t]+[[:alnum:]]+[ \t]+[^ \n\t]+[ \t]*\\([ \t]\\)[^\n \t]"
-     (1 '(11)))))
+(defconst mixal-syntax-propertize-function
+  (syntax-propertize-rules
+   ;; Normal comments start with a * in column 0 and end at end of line.
+   ("^\\*" (0 "<"))
+   ;; Every line can end with a comment which is placed after the operand.
+   ;; I assume here that mnemonics without operands can not have a comment.
+   ("^[[:alnum:]]*[ \t]+[[:alnum:]]+[ \t]+[^ \n\t]+[ \t]*\\([ \t]\\)[^\n \t]"
+    (1 "<"))))
 
 (defvar mixal-font-lock-keywords
   `(("^\\([A-Z0-9a-z]+\\)"
@@ -1110,9 +1111,9 @@ Assumes that file has been compiled with debugging support."
   (set (make-local-variable 'comment-start) "*")
   (set (make-local-variable 'comment-start-skip) "^\\*[ \t]*")
   (set (make-local-variable 'font-lock-defaults)
-       `(mixal-font-lock-keywords nil nil nil nil
-         (font-lock-syntactic-keywords . ,mixal-font-lock-syntactic-keywords)
-         (parse-sexp-lookup-properties . t)))
+       `(mixal-font-lock-keywords))
+  (set (make-local-variable 'syntax-propertize-function)
+       mixal-syntax-propertize-function)
   ;; might add an indent function in the future
   ;;  (set (make-local-variable 'indent-line-function) 'mixal-indent-line)
   (set (make-local-variable 'compile-command) (concat "mixasm "