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Merge trivially safe differences from standalone CC-mode.

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* lisp/progmodes/cc-mode.el (c-initialize-cc-mode): Don't quote a symbol
just to then pass it to `symbol-value'.
(prog-mode): Provide fallback definition, if needed.
* lisp/progmodes/cc-langs.el: Always load `cl'.  Don't load `cl-lib'.
Remove "cl-" prefix accordingly.
* lisp/progmodes/cc-fonts.el (c-font-lock-invalid-string): Use integerp or
characterp depending on the type of characters.
(c-font-lock-enum-tail): Remove unused var `start'.
* lisp/progmodes/cc-engine.el: Load CL at compile-time.
(c-declare-lang-variables): Use mapcan.
(c-append-to-state-cache): Remove unused var `ce+1'.
(c-parse-state-state): Make buffer-local.
(c-ssb-lit-begin): Remove unused var `pps-end-pos'.
(c-just-after-func-arglist-p): Remove unused var `end'.
* lisp/progmodes/cc-defs.el: Load cc-fix if delete-dups is undefined.
(c-<-as-paren-syntax, c->-as-paren-syntax): Move definition earlier.
(c-make-keywords-re): Use delete-dups.
(c-get-current-file): Avoid file-name-base.
* lisp/progmodes/cc-cmds.el (c-electric-lt-gt): Remove unused var
`close-paren-inserted'.
* lisp/progmodes/cc-awk.el (c-forward-sws): Remove unused declaration.
This commit is contained in:
Stefan Monnier 2014-10-04 00:03:49 -04:00
parent 94ab176a44
commit 03c4553666
11 changed files with 605 additions and 593 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

23
lisp/ChangeLog
View File

@ -1,5 +1,28 @@
2014-10-04 Stefan Monnier <monnier@iro.umontreal.ca>
Merge trivially safe differences from standalone CC-mode.
* progmodes/cc-mode.el (c-initialize-cc-mode): Don't quote a symbol
just to then pass it to `symbol-value'.
(prog-mode): Provide fallback definition, if needed.
* progmodes/cc-langs.el: Always load `cl'. Don't load `cl-lib'.
Remove "cl-" prefix accordingly.
* progmodes/cc-fonts.el (c-font-lock-invalid-string): Use integerp or
characterp depending on the type of characters.
(c-font-lock-enum-tail): Remove unused var `start'.
* progmodes/cc-engine.el: Load CL at compile-time.
(c-declare-lang-variables): Use mapcan.
(c-append-to-state-cache): Remove unused var `ce+1'.
(c-parse-state-state): Make buffer-local.
(c-ssb-lit-begin): Remove unused var `pps-end-pos'.
(c-just-after-func-arglist-p): Remove unused var `end'.
* progmodes/cc-defs.el: Load cc-fix if delete-dups is undefined.
(c-<-as-paren-syntax, c->-as-paren-syntax): Move definition earlier.
(c-make-keywords-re): Use delete-dups.
(c-get-current-file): Avoid file-name-base.
* progmodes/cc-cmds.el (c-electric-lt-gt): Remove unused var
`close-paren-inserted'.
* progmodes/cc-awk.el (c-forward-sws): Remove unused declaration.
* progmodes/python.el: Avoid building unneeded markers.
(python-font-lock-keywords, python-indent-dedent-line)
(python-fill-paren, python-shell-completion-complete-or-indent):

1
lisp/progmodes/cc-awk.el
View File

@ -61,7 +61,6 @@
(cc-bytecomp-defun c-backward-token-1)
(cc-bytecomp-defun c-beginning-of-statement-1)
(cc-bytecomp-defun c-backward-sws)
(cc-bytecomp-defun c-forward-sws)
(defvar awk-mode-syntax-table
(let ((st (make-syntax-table)))

2
lisp/progmodes/cc-cmds.el
View File

@ -1090,7 +1090,7 @@ numeric argument is supplied, or the point is inside a literal."
(interactive "*P")
(let ((c-echo-syntactic-information-p nil)
final-pos close-paren-inserted found-delim case-fold-search)
final-pos found-delim case-fold-search)
(self-insert-command (prefix-numeric-value arg))
(setq final-pos (point))

65
lisp/progmodes/cc-defs.el
View File

@ -86,6 +86,11 @@
font-lock-keywords)))
(cc-load "cc-fix")))
;; XEmacs 21.4 doesn't have `delete-dups'.
(eval-and-compile
(if (and (not (fboundp 'delete-dups))
(not (featurep 'cc-fix)))
(cc-load "cc-fix")))
;;; Variables also used at compile time.
@ -913,6 +918,12 @@ MODE is either a mode symbol or a list of mode symbols."
(cc-bytecomp-fboundp 'delete-extent)
(cc-bytecomp-fboundp 'map-extents))))
(defconst c-<-as-paren-syntax '(4 . ?>))
(put 'c-<-as-paren-syntax 'syntax-table c-<-as-paren-syntax)
(defconst c->-as-paren-syntax '(5 . ?<))
(put 'c->-as-paren-syntax 'syntax-table c->-as-paren-syntax)
;; `c-put-char-property' is complex enough in XEmacs and Emacs < 21 to
;; make it a function.
(defalias 'c-put-char-property-fun
@ -1188,9 +1199,6 @@ been put there by c-put-char-property. POINT remains unchanged."
(if (< (point) start)
(goto-char (point-max)))))
(defconst c-<-as-paren-syntax '(4 . ?>))
(put 'c-<-as-paren-syntax 'syntax-table c-<-as-paren-syntax)
(defsubst c-mark-<-as-paren (pos)
;; Mark the "<" character at POS as a template opener using the
;; `syntax-table' property via the `category' property.
@ -1201,9 +1209,6 @@ been put there by c-put-char-property. POINT remains unchanged."
;; cheaply. We use this, for instance, in `c-parse-state'.
(c-put-char-property pos 'category 'c-<-as-paren-syntax))
(defconst c->-as-paren-syntax '(5 . ?<))
(put 'c->-as-paren-syntax 'syntax-table c->-as-paren-syntax)
(defsubst c-mark->-as-paren (pos)
;; Mark the ">" character at POS as an sexp list closer using the
;; syntax-table property.
@ -1419,8 +1424,8 @@ Notably, null elements in LIST are ignored."
(defun c-make-keywords-re (adorn list &optional mode)
"Make a regexp that matches all the strings the list.
Duplicates and nil elements in the list are removed. The resulting
regexp may contain zero or more submatch expressions.
Duplicates and nil elements in the list are removed. The
resulting regexp may contain zero or more submatch expressions.
If ADORN is t there will be at least one submatch and the first
surrounds the matched alternative, and the regexp will also not match
@ -1438,11 +1443,7 @@ The optional MODE specifies the language to get `c-nonsymbol-key' from
when it's needed. The default is the current language taken from
`c-buffer-is-cc-mode'."
(let (unique)
(dolist (elt list)
(unless (member elt unique)
(push elt unique)))
(setq list (delete nil unique)))
(setq list (delete nil (delete-dups list)))
(if list
(let (re)
@ -1638,13 +1639,13 @@ non-nil, a caret is prepended to invert the set."
"support for the `syntax-table' text property "
"is required.")))
;; Find out if generic comment delimiters work.
;; Find out if "\\s!" (generic comment delimiters) work.
(c-safe
(modify-syntax-entry ?x "!")
(if (string-match "\\s!" "x")
(setq list (cons 'gen-comment-delim list))))
;; Find out if generic string delimiters work.
;; Find out if "\\s|" (generic string delimiters) work.
(c-safe
(modify-syntax-entry ?x "|")
(if (string-match "\\s|" "x")
@ -1691,7 +1692,8 @@ non-nil, a caret is prepended to invert the set."
(kill-buffer buf))
;; See if `parse-partial-sexp' returns the eighth element.
(if (c-safe (>= (length (save-excursion (parse-partial-sexp (point) (point))))
(if (c-safe (>= (length (save-excursion
(parse-partial-sexp (point) (point))))
10))
(setq list (cons 'pps-extended-state list))
(error (concat
@ -1707,9 +1709,8 @@ might be present:
'8-bit 8 bit syntax entry flags (XEmacs style).
'1-bit 1 bit syntax entry flags (Emacs style).
'argumentative-bod-function beginning-of-defun passes ARG through
to a non-null beginning-of-defun-function. It is assumed
the end-of-defun does the same thing.
'argumentative-bod-function beginning-of-defun and end-of-defun pass
ARG through to beginning/end-of-defun-function.
'syntax-properties It works to override the syntax for specific characters
in the buffer with the 'syntax-table property. It's
always set - CC Mode no longer works in emacsen without
@ -1803,18 +1804,18 @@ system."
(error "Unknown base mode `%s'" base-mode))
(put mode 'c-fallback-mode base-mode))
(defvar c-lang-constants (make-vector 151 0)
"Obarray used as a cache to keep track of the language constants.
The constants stored are those defined by `c-lang-defconst' and the values
computed by `c-lang-const'. It's mostly used at compile time but it's not
stored in compiled files.
(defvar c-lang-constants (make-vector 151 0))
;; Obarray used as a cache to keep track of the language constants.
;; The constants stored are those defined by `c-lang-defconst' and the values
;; computed by `c-lang-const'. It's mostly used at compile time but it's not
;; stored in compiled files.
The obarray contains all the language constants as symbols. The
value cells hold the evaluated values as alists where each car is
the mode name symbol and the corresponding cdr is the evaluated
value in that mode. The property lists hold the source definitions
and other miscellaneous data. The obarray might also contain
various other symbols, but those don't have any variable bindings.")
;; The obarray contains all the language constants as symbols. The
;; value cells hold the evaluated values as alists where each car is
;; the mode name symbol and the corresponding cdr is the evaluated
;; value in that mode. The property lists hold the source definitions
;; and other miscellaneous data. The obarray might also contain
;; various other symbols, but those don't have any variable bindings.
(defvar c-lang-const-expansion nil)
@ -1831,7 +1832,9 @@ various other symbols, but those don't have any variable bindings.")
(t
;; Being evaluated interactively.
(buffer-file-name)))))
(and file (file-name-base file))))
(and file
(file-name-sans-extension
(file-name-nondirectory file)))))
(defmacro c-lang-defconst-eval-immediately (form)
"Can be used inside a VAL in `c-lang-defconst' to evaluate FORM

82
lisp/progmodes/cc-engine.el
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@ -147,18 +147,19 @@
(cc-require-when-compile 'cc-langs)
(cc-require 'cc-vars)
(eval-when-compile (require 'cl))
;; Make declarations for all the `c-lang-defvar' variables in cc-langs.
(defmacro c-declare-lang-variables ()
`(progn
,@(apply 'nconc
(mapcar (lambda (init)
,@(mapcan (lambda (init)
`(,(if (elt init 2)
`(defvar ,(car init) nil ,(elt init 2))
`(defvar ,(car init) nil))
(make-variable-buffer-local ',(car init))))
(cdr c-lang-variable-inits)))))
(cdr c-lang-variable-inits))))
(c-declare-lang-variables)
@ -826,7 +827,6 @@ comment at the start of cc-engine.el for more info."
;; Record this as the first token if not starting inside it.
(setq tok start))
;; The following while loop goes back one sexp (balanced parens,
;; etc. with contents, or symbol or suchlike) each iteration. This
;; movement is accomplished with a call to c-backward-sexp approx 170
@ -2159,7 +2159,6 @@ comment at the start of cc-engine.el for more info."
;; the middle of the desert, as long as it is not within a brace pair
;; recorded in `c-state-cache' or a paren/bracket pair.
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; We maintain a simple cache of positions which aren't in a literal, so as to
;; speed up testing for non-literality.
@ -2780,7 +2779,7 @@ comment at the start of cc-engine.el for more info."
paren+1 ; Pos after some opening or closing paren.
paren+1s ; A list of `paren+1's; used to determine a
; good-pos.
bra+1 ce+1 ; just after L/R bra-ces.
bra+1 ; just after L bra-ce.
bra+1s ; list of OLD values of bra+1.
mstart) ; start of a macro.
@ -3392,6 +3391,7 @@ comment at the start of cc-engine.el for more info."
(defvar c-parse-state-point nil)
(defvar c-parse-state-state nil)
(make-variable-buffer-local 'c-parse-state-state)
(defun c-record-parse-state-state ()
(setq c-parse-state-point (point))
(setq c-parse-state-state
@ -4166,7 +4166,7 @@ comment at the start of cc-engine.el for more info."
;; Use `parse-partial-sexp' from a safe position down to the point to check
;; if it's outside comments and strings.
(save-excursion
(let ((pos (point)) safe-pos state pps-end-pos)
(let ((pos (point)) safe-pos state)
;; Pick a safe position as close to the point as possible.
;;
;; FIXME: Consult `syntax-ppss' here if our cache doesn't give a good
@ -4862,12 +4862,15 @@ comment at the start of cc-engine.el for more info."
;; Such a spot is:
;; o The first token after bob.
;; o The first token after the end of submatch 1 in
;; `c-decl-prefix-or-start-re' when that submatch matches.
;; `c-decl-prefix-or-start-re' when that submatch matches. This
;; submatch is typically a (L or R) brace or paren, a ;, or a ,.
;; o The start of each `c-decl-prefix-or-start-re' match when
;; submatch 1 doesn't match.
;; o The first token after the end of each occurrence of the
;; `c-type' text property with the value `c-decl-end', provided
;; `c-type-decl-end-used' is set.
;; submatch 1 doesn't match. This is, for example, the keyword
;; "class" in Pike.
;; o The start of a previously recognized declaration; "recognized"
;; means that the last char of the previous token has a `c-type'
;; text property with the value `c-decl-end'; this only holds
;; when `c-type-decl-end-used' is set.
;;
;; Only a spot that match CFD-DECL-RE and whose face is in the
;; CFD-FACE-CHECKLIST list causes CFD-FUN to be called. The face
@ -4899,7 +4902,7 @@ comment at the start of cc-engine.el for more info."
;;
;; This function might do hidden buffer changes.
(let ((cfd-start-pos (point))
(let ((cfd-start-pos (point)) ; never changed
(cfd-buffer-end (point-max))
;; The end of the token preceding the decl spot last found
;; with `c-decl-prefix-or-start-re'. `cfd-limit' if there's
@ -4938,10 +4941,20 @@ comment at the start of cc-engine.el for more info."
;; statement or declaration, which is earlier than the first
;; returned match.
;; This `cond' moves back over any literals or macros. It has special
;; handling for when the region being searched is entirely within a
;; macro. It sets `cfd-continue-pos' (unless we've reached
;; `cfd-limit').
(cond
;; First we need to move to a syntactically relevant position.
;; Begin by backing out of comment or string literals.
;;
;; This arm of the cond actually triggers if we're in a literal,
;; and cfd-limit is at most at BONL.
((and
;; This arm of the `and' moves backwards out of a literal when
;; the face at point is a literal face. In this case, its value
;; is always non-nil.
(when (c-got-face-at (point) c-literal-faces)
;; Try to use the faces to back up to the start of the
;; literal. FIXME: What if the point is on a declaration
@ -4970,7 +4983,7 @@ comment at the start of cc-engine.el for more info."
(let ((range (c-literal-limits)))
(if range (goto-char (car range)))))
(setq start-in-literal (point)))
(setq start-in-literal (point))) ; end of `and' arm.
;; The start is in a literal. If the limit is in the same
;; one we don't have to find a syntactic position etc. We
@ -4985,12 +4998,12 @@ comment at the start of cc-engine.el for more info."
(point) 'face nil cfd-limit))
(and (< (point) cfd-limit)
(c-got-face-at (point) c-literal-faces))))
(= (point) cfd-limit)))
(= (point) cfd-limit))) ; end of `cond' arm condition
;; Completely inside a literal. Set up variables to trig the
;; (< cfd-continue-pos cfd-start-pos) case below and it'll
;; find a suitable start position.
(setq cfd-continue-pos start-in-literal))
(setq cfd-continue-pos start-in-literal)) ; end of `cond' arm
;; Check if the region might be completely inside a macro, to
;; optimize that like the completely-inside-literal above.
@ -5006,6 +5019,8 @@ comment at the start of cc-engine.el for more info."
(setq cfd-continue-pos (1- cfd-start-pos)
start-in-macro t))
;; The default arm of the `cond' moves back over any macro we're in
;; and over any syntactic WS. It sets `c-find-decl-syntactic-pos'.
(t
;; Back out of any macro so we don't miss any declaration
;; that could follow after it.
@ -5052,10 +5067,10 @@ comment at the start of cc-engine.el for more info."
(< (point) cfd-limit))
;; Do an initial search now. In the bob case above it's
;; only done to search for a `c-decl-end' spot.
(c-find-decl-prefix-search))
(c-find-decl-prefix-search)) ; sets cfd-continue-pos
(setq c-find-decl-match-pos (and (< cfd-match-pos cfd-start-pos)
cfd-match-pos)))))
cfd-match-pos))))) ; end of `cond'
;; Advance `cfd-continue-pos' if it's before the start position.
;; The closest continue position that might have effect at or
@ -5114,7 +5129,7 @@ comment at the start of cc-engine.el for more info."
;; `cfd-match-pos' so we can continue at the start position.
;; (Note that we don't get here if the first match is below
;; it.)
(goto-char cfd-start-pos)))
(goto-char cfd-start-pos))) ; end of `cond'
;; Delete found matches if they are before our new continue
;; position, so that `c-find-decl-prefix-search' won't back up
@ -5123,7 +5138,7 @@ comment at the start of cc-engine.el for more info."
(when (and cfd-re-match (< cfd-re-match cfd-continue-pos))
(setq cfd-re-match nil))
(when (and cfd-prop-match (< cfd-prop-match cfd-continue-pos))
(setq cfd-prop-match nil)))
(setq cfd-prop-match nil))) ; end of `when'
(if syntactic-pos
;; This is the normal case and we got a proper syntactic
@ -5144,9 +5159,10 @@ comment at the start of cc-engine.el for more info."
;; good start position for the search, so do it.
(c-find-decl-prefix-search)))
;; Now loop. Round what? (ACM, 2006/7/5). We already got the first match.
;; Now loop, one decl spot per iteration. We already have the first
;; match in `cfd-match-pos'.
(while (progn
;; Go foward over "false matches", one per iteration.
(while (and
(< cfd-match-pos cfd-limit)
@ -5187,10 +5203,10 @@ comment at the start of cc-engine.el for more info."
(goto-char cfd-continue-pos)
t)))
(< (point) cfd-limit))
(c-find-decl-prefix-search))
(< (point) cfd-limit)) ; end of "false matches" condition
(c-find-decl-prefix-search)) ; end of "false matches" loop
(< (point) cfd-limit))
(< (point) cfd-limit)) ; end of condition for "decl-spot" while
(when (and
(>= (point) cfd-start-pos)
@ -5218,7 +5234,7 @@ comment at the start of cc-engine.el for more info."
;; The matched token was the last thing in the macro,
;; so the whole match is bogus.
(setq cfd-macro-end 0)
nil))))
nil)))) ; end of when condition
(c-debug-put-decl-spot-faces cfd-match-pos (point))
(if (funcall cfd-fun cfd-match-pos (/= cfd-macro-end 0))
@ -5531,8 +5547,6 @@ comment at the start of cc-engine.el for more info."
(when need-new-end
(and (> new-end c-new-END) (setq c-new-END new-end))))))
(defun c-after-change-check-<>-operators (beg end)
;; This is called from `after-change-functions' when
;; c-recognize-<>-arglists' is set. It ensures that no "<" or ">"
@ -5867,7 +5881,6 @@ comment at the start of cc-engine.el for more info."
;; Recursive part of `c-forward-<>-arglist'.
;;
;; This function might do hidden buffer changes.
(let ((start (point)) res pos tmp
;; Cover this so that any recorded found type ranges are
;; automatically lost if it turns out to not be an angle
@ -5993,7 +6006,6 @@ comment at the start of cc-engine.el for more info."
(c-keyword-member
(c-keyword-sym (match-string 1))
'c-<>-type-kwds)))))))
;; It was an angle bracket arglist.
(setq c-record-found-types subres)
@ -7130,7 +7142,6 @@ comment at the start of cc-engine.el for more info."
;; declaration.
(throw 'at-decl-or-cast t))
(when (and got-parens
(not got-prefix)
;; (not got-suffix-after-parens)
@ -7151,10 +7162,10 @@ comment at the start of cc-engine.el for more info."
(c-fdoc-shift-type-backward)))
;; Found no identifier.
(if backup-at-type
(progn
;; CASE 3
(when (= (point) start)
;; Got a plain list of identifiers. If a colon follows it's
@ -7825,8 +7836,8 @@ comment at the start of cc-engine.el for more info."
;; Handle the name of the class itself.
(progn
; (c-forward-token-2) ; 2006/1/13 This doesn't move if the token's
; at EOB.
;; (c-forward-token-2) ; 2006/1/13 This doesn't move if the token's
;; at EOB.
(goto-char (match-end 0))
(setq lim (point))
(c-skip-ws-forward)
@ -7946,7 +7957,7 @@ comment at the start of cc-engine.el for more info."
;;
;; This function might do hidden buffer changes.
(let ((beg (point)) end id-start)
(let ((beg (point)) id-start)
(and
(eq (c-beginning-of-statement-1 lim) 'same)
@ -10327,7 +10338,6 @@ comment at the start of cc-engine.el for more info."
(c-add-syntax 'topmost-intro-cont (c-point 'boi)))
))
;; (CASE 6 has been removed.)
;; CASE 7: line is an expression, not a statement. Most

47
lisp/progmodes/cc-fonts.el
View File

@ -366,39 +366,7 @@
(parse-sexp-lookup-properties
(cc-eval-when-compile
(boundp 'parse-sexp-lookup-properties))))
;; (while (re-search-forward ,regexp limit t)
;; (unless (progn
;; (goto-char (match-beginning 0))
;; (c-skip-comments-and-strings limit))
;; (goto-char (match-end 0))
;; ,@(mapcar
;; (lambda (highlight)
;; (if (integerp (car highlight))
;; (progn
;; (unless (eq (nth 2 highlight) t)
;; (error
;; "The override flag must currently be t in %s"
;; highlight))
;; (when (nth 3 highlight)
;; (error
;; "The laxmatch flag may currently not be set in %s"
;; highlight))
;; `(save-match-data
;; (c-put-font-lock-face
;; (match-beginning ,(car highlight))
;; (match-end ,(car highlight))
;; ,(elt highlight 1))))
;; (when (nth 3 highlight)
;; (error "Match highlights currently not supported in %s"
;; highlight))
;; `(progn
;; ,(nth 1 highlight)
;; (save-match-data ,(car highlight))
;; ,(nth 2 highlight))))
;; highlights)))
,(c-make-font-lock-search-form regexp highlights))
nil)))
(defun c-make-font-lock-BO-decl-search-function (regexp &rest highlights)
@ -716,7 +684,11 @@ stuff. Used on level 1 and higher."
(let ((start (1- (point))))
(save-excursion
(and (eq (elt (parse-partial-sexp start (c-point 'eol)) 8) start)
(if (integerp c-multiline-string-start-char)
(if (if (eval-when-compile (integerp ?c))
;; Emacs
(integerp c-multiline-string-start-char)
;; XEmacs
(characterp c-multiline-string-start-char))
;; There's no multiline string start char before the
;; string, so newlines aren't allowed.
(not (eq (char-before start) c-multiline-string-start-char))
@ -1151,7 +1123,6 @@ casts and declarations are fontified. Used on level 2 and higher."
(when list
;; Jump past any initializer or function prototype to see if
;; there's a ',' to continue at.
(cond ((eq id-face 'font-lock-function-name-face)
;; Skip a parenthesized initializer (C++) or a function
;; prototype.
@ -1219,8 +1190,8 @@ casts and declarations are fontified. Used on level 2 and higher."
;; o - nil, if not in an arglist at all. This includes the
;; parenthesized condition which follows "if", "while", etc.
context
;; The position of the next token after the closing paren of
;; the last detected cast.
;; A list of starting positions of possible type declarations, or of
;; the typedef preceding one, if any.
last-cast-end
;; The result from `c-forward-decl-or-cast-1'.
decl-or-cast
@ -1564,9 +1535,7 @@ casts and declarations are fontified. Used on level 2 and higher."
;; Note that this function won't attempt to fontify beyond the end of the
;; current enum block, if any.
(let* ((paren-state (c-parse-state))
(encl-pos (c-most-enclosing-brace paren-state))
(start (point))
)
(encl-pos (c-most-enclosing-brace paren-state)))
(when (and
encl-pos
(eq (char-after encl-pos) ?\{)

3
lisp/progmodes/cc-guess.el
View File

@ -519,7 +519,8 @@ is called with one argument, the guessed style."
(goto-char (point-min))
(when (search-forward (concat "("
(symbol-name (car needs-markers))
" ") nil t)
" ")
nil t)
(move-end-of-line 1)
(comment-dwim nil)
(insert " Guessed value"))

49
lisp/progmodes/cc-langs.el
View File

@ -130,9 +130,7 @@
;; This file is not always loaded. See note above.
;; Except it is always loaded - see bug#17463.
;;;(cc-external-require 'cl)
(require 'cl-lib)
(cc-external-require 'cl)
;;; Setup for the `c-lang-defvar' system.
@ -253,14 +251,14 @@ the evaluated constant value at compile time."
(unless xlate
(setq xlate 'identity))
(c-with-syntax-table (c-lang-const c-mode-syntax-table)
(cl-delete-duplicates
(cl-mapcan (lambda (opgroup)
(delete-duplicates
(mapcan (lambda (opgroup)
(when (if (symbolp (car opgroup))
(when (funcall opgroup-filter (car opgroup))
(setq opgroup (cdr opgroup))
t)
t)
(cl-mapcan (lambda (op)
(mapcan (lambda (op)
(when (funcall op-filter op)
(let ((res (funcall xlate op)))
(if (listp res) res (list res)))))
@ -301,7 +299,8 @@ the evaluated constant value at compile time."
["Set Style..." c-set-style t]
["Show Current Style Name" (message
"Style Name: %s"
c-indentation-style) t]
c-indentation-style)
t]
["Guess Style from this Buffer" c-guess-buffer-no-install t]
["Install the Last Guessed Style..." c-guess-install
(and c-guess-guessed-offsets-alist
@ -1155,7 +1154,7 @@ operators."
(c-lang-defconst c-all-op-syntax-tokens
;; List of all tokens in the punctuation and parenthesis syntax
;; classes.
t (cl-delete-duplicates (append (c-lang-const c-other-op-syntax-tokens)
t (delete-duplicates (append (c-lang-const c-other-op-syntax-tokens)
(c-lang-const c-operator-list))
:test 'string-equal))
@ -1587,13 +1586,14 @@ properly."
(c-lang-defvar c-syntactic-eol (c-lang-const c-syntactic-eol))
;;; Defun functions
;;; Defun handling.
;; The Emacs variables beginning-of-defun-function and
;; end-of-defun-function will be set so that commands like
;; `mark-defun' and `narrow-to-defun' work right. The key sequences
;; C-M-a and C-M-e are, however, bound directly to the CC Mode
;; functions, allowing optimization for large n.
;; The Emacs variables beginning-of-defun-function and end-of-defun-function
;; will be set so that commands like `mark-defun' and `narrow-to-defun' work
;; right. In older Emacsen, the key sequences C-M-a and C-M-e are, however,
;; bound directly to the CC Mode functions, allowing optimisation for large n.
;; From Emacs 23, this isn't necessary any more, since n is passed to the two
;; functions.
(c-lang-defconst beginning-of-defun-function
"Function to which beginning-of-defun-function will be set."
t 'c-beginning-of-defun
@ -1754,7 +1754,7 @@ not the type face."
(c-lang-defconst c-type-start-kwds
;; All keywords that can start a type (i.e. are either a type prefix
;; or a complete type).
t (cl-delete-duplicates (append (c-lang-const c-primitive-type-kwds)
t (delete-duplicates (append (c-lang-const c-primitive-type-kwds)
(c-lang-const c-type-prefix-kwds)
(c-lang-const c-type-modifier-kwds))
:test 'string-equal))
@ -1998,7 +1998,7 @@ one of `c-type-list-kwds', `c-ref-list-kwds',
;; something is a type or just some sort of macro in front of the
;; declaration. They might be ambiguous with types or type
;; prefixes.
t (cl-delete-duplicates (append (c-lang-const c-class-decl-kwds)
t (delete-duplicates (append (c-lang-const c-class-decl-kwds)
(c-lang-const c-brace-list-decl-kwds)
(c-lang-const c-other-block-decl-kwds)
(c-lang-const c-typedef-decl-kwds)
@ -2192,7 +2192,7 @@ type identifiers separated by arbitrary tokens."
pike '("array" "function" "int" "mapping" "multiset" "object" "program"))
(c-lang-defconst c-paren-any-kwds
t (cl-delete-duplicates (append (c-lang-const c-paren-nontype-kwds)
t (delete-duplicates (append (c-lang-const c-paren-nontype-kwds)
(c-lang-const c-paren-type-kwds))
:test 'string-equal))
@ -2218,7 +2218,7 @@ assumed to be set if this isn't nil."
(c-lang-defconst c-<>-sexp-kwds
;; All keywords that can be followed by an angle bracket sexp.
t (cl-delete-duplicates (append (c-lang-const c-<>-type-kwds)
t (delete-duplicates (append (c-lang-const c-<>-type-kwds)
(c-lang-const c-<>-arglist-kwds))
:test 'string-equal))
@ -2278,7 +2278,7 @@ Keywords here should also be in `c-block-stmt-1-kwds'."
(c-lang-defconst c-block-stmt-kwds
;; Union of `c-block-stmt-1-kwds' and `c-block-stmt-2-kwds'.
t (cl-delete-duplicates (append (c-lang-const c-block-stmt-1-kwds)
t (delete-duplicates (append (c-lang-const c-block-stmt-1-kwds)
(c-lang-const c-block-stmt-2-kwds))
:test 'string-equal))
@ -2382,7 +2382,7 @@ This construct is \"<keyword> <expression> :\"."
(c-lang-defconst c-expr-kwds
;; Keywords that can occur anywhere in expressions. Built from
;; `c-primary-expr-kwds' and all keyword operators in `c-operators'.
t (cl-delete-duplicates
t (delete-duplicates
(append (c-lang-const c-primary-expr-kwds)
(c-filter-ops (c-lang-const c-operator-list)
t
@ -2486,7 +2486,7 @@ Note that Java specific rules are currently applied to tell this from
(c-lang-defconst c-keywords
;; All keywords as a list.
t (cl-delete-duplicates
t (delete-duplicates
(c-lang-defconst-eval-immediately
`(append ,@(mapcar (lambda (kwds-lang-const)
`(c-lang-const ,kwds-lang-const))
@ -2826,7 +2826,7 @@ possible for good performance."
(c-lang-defvar c-block-prefix-charset (c-lang-const c-block-prefix-charset))
(c-lang-defconst c-type-decl-prefix-key
"Regexp matching the declarator operators that might precede the
"Regexp matching any declarator operator that might precede the
identifier in a declaration, e.g. the \"*\" in \"char *argv\". This
regexp should match \"(\" if parentheses are valid in declarators.
The end of the first submatch is taken as the end of the operator.
@ -3025,7 +3025,8 @@ identifier or one of the keywords on `c-<>-type-kwds' or
expression is considered to be a type."
t (or (consp (c-lang-const c-<>-type-kwds))
(consp (c-lang-const c-<>-arglist-kwds)))
java t)
java t) ; 2008-10-19. This is crude. The syntax for java
; generics is not yet coded in CC Mode.
(c-lang-defvar c-recognize-<>-arglists (c-lang-const c-recognize-<>-arglists))
(c-lang-defconst c-enums-contain-decls
@ -3249,7 +3250,7 @@ accomplish that conveniently."
;; `c-lang-const' will expand to the evaluated
;; constant immediately in `macroexpand-all'
;; below.
(cl-mapcan
(mapcan
(lambda (init)
`(current-var ',(car init)
,(car init) ,(macroexpand-all

4
lisp/progmodes/cc-mode.el
View File

@ -185,8 +185,7 @@ control). See \"cc-mode.el\" for more info."
(run-hooks 'c-initialization-hook)
;; Fix obsolete variables.
(if (boundp 'c-comment-continuation-stars)
(setq c-block-comment-prefix
(symbol-value 'c-comment-continuation-stars)))
(setq c-block-comment-prefix c-comment-continuation-stars))
(add-hook 'change-major-mode-hook 'c-leave-cc-mode-mode)
(setq c-initialization-ok t)
;; Connect up with Emacs's electric-indent-mode, for >= Emacs 24.4
@ -1322,6 +1321,7 @@ This function is called from `c-common-init', once per mode initialization."
;;;###autoload (add-to-list 'auto-mode-alist '("\\.i\\'" . c-mode))
;;;###autoload (add-to-list 'auto-mode-alist '("\\.ii\\'" . c++-mode))
(unless (fboundp 'prog-mode) (defalias 'prog-mode 'fundamental-mode))
;;;###autoload
(define-derived-mode c-mode prog-mode "C"

22
lisp/progmodes/cc-vars.el
View File

@ -275,13 +275,18 @@ nil."
"*Controls the operation of the TAB key.
If t, hitting TAB always just indents the current line. If nil, hitting
TAB indents the current line if point is at the left margin or in the
line's indentation, otherwise it calls `c-insert-tab-function' to
insert a `real' tab character. If some other value (neither nil nor t),
then inserts a tab only within literals (comments and strings), but
always reindents the line.
line's indentation, otherwise it inserts a `real' tab character \(see
note\). If some other value (not nil or t), then tab is inserted only
within literals \(comments and strings), but the line is always
reindented.
Note: the variable `c-comment-only-line-offset' also controls the
indentation of lines containing only comments."
Note: The value of `indent-tabs-mode' will determine whether a real
tab character will be inserted, or the equivalent number of spaces.
When inserting a tab, actually the function stored in the variable
`c-insert-tab-function' is called.
Note: indentation of lines containing only comments is also controlled
by the `c-comment-only-line-offset' variable."
:type '(radio
(const :tag "TAB key always indents, never inserts TAB" t)
(const :tag "TAB key indents in left margin, otherwise inserts TAB" nil)
@ -920,7 +925,7 @@ Only currently supported behavior is `alignleft'."
(defcustom c-special-indent-hook nil
"*Hook for user defined special indentation adjustments.
This hook gets called after each line is indented by the mode. It is only
called if `c-syntactic-indentation' is non-nil."
called when `c-syntactic-indentation' is non-nil."
:type 'hook
:group 'c)
@ -1689,7 +1694,8 @@ as designated in the variable `c-file-style'.")
;; It isn't possible to specify a doc-string without specifying an
;; initial value with `defvar', so the following two variables have been
;; given doc-strings by setting the property `variable-documentation'
;; directly. It's really good not to have an initial value for
;; directly. C-h v will read this documentation only for versions of GNU
;; Emacs from 22.1. It's really good not to have an initial value for
;; variables like these that always should be dynamically bound, so it's
;; worth the inconvenience.