diff options
Diffstat (limited to 'lisp/progmodes/cc-fonts.el')
| -rw-r--r-- | lisp/progmodes/cc-fonts.el | 64 |
1 files changed, 50 insertions, 14 deletions
diff --git a/lisp/progmodes/cc-fonts.el b/lisp/progmodes/cc-fonts.el index 4dcc3e0ade9..405ffb9f1f3 100644 --- a/lisp/progmodes/cc-fonts.el +++ b/lisp/progmodes/cc-fonts.el @@ -1109,10 +1109,12 @@ casts and declarations are fontified. Used on level 2 and higher." ;; additionally, mark the commas with c-type property 'c-decl-id-start or ;; 'c-decl-type-start (according to TYPES). Stop at LIMIT. ;; - ;; If TYPES is t, fontify all identifiers as types, if it is nil fontify as - ;; either variables or functions, otherwise TYPES is a face to use. If - ;; NOT-TOP is non-nil, we are not at the top-level ("top-level" includes - ;; being directly inside a class or namespace, etc.). + ;; If TYPES is t, fontify all identifiers as types; if it is a number, a + ;; buffer position, additionally set the `c-deftype' text property on the + ;; keyword at that position; if it is nil fontify as either variables or + ;; functions, otherwise TYPES is a face to use. If NOT-TOP is non-nil, we + ;; are not at the top-level ("top-level" includes being directly inside a + ;; class or namespace, etc.). ;; ;; TEMPLATE-CLASS is non-nil when the declaration is in template delimiters ;; and was introduced by, e.g. "typename" or "class", such that if there is @@ -1129,17 +1131,28 @@ casts and declarations are fontified. Used on level 2 and higher." ;;(message "c-font-lock-declarators from %s to %s" (point) limit) (c-fontify-types-and-refs () + ;; If we're altering the declarators in a typedef, we need to scan ALL of + ;; them because of the way we check for changes. + (let ((c-do-decl-limit (if (numberp types) (point-max) limit)) + decl-ids) (c-do-declarators - limit list not-top - (cond ((eq types t) 'c-decl-type-start) + c-do-decl-limit + list not-top + (cond ((or (numberp types) + (eq types t)) + 'c-decl-type-start) ((null types) 'c-decl-id-start)) (lambda (id-start id-end end-pos _not-top is-function init-char) - (if (eq types t) + (if (or (numberp types) + (eq types t)) (when id-start ;; Register and fontify the identifier as a type. (let ((c-promote-possible-types t)) (goto-char id-start) - (c-forward-type))) + (c-forward-type)) + (when (numberp types) + (push (buffer-substring-no-properties id-start id-end) + decl-ids))) (when id-start (goto-char id-start) (when c-opt-identifier-prefix-key @@ -1147,7 +1160,7 @@ casts and declarations are fontified. Used on level 2 and higher." (eq (match-end 1) id-end)) (while (and (< (point) id-end) (re-search-forward c-opt-identifier-prefix-key id-end t)) - (c-forward-syntactic-ws limit)))) + (c-forward-syntactic-ws c-do-decl-limit)))) ;; Only apply the face when the text doesn't have one yet. ;; Exception: The "" in C++'s operator"" will already wrongly have ;; string face. @@ -1164,7 +1177,7 @@ casts and declarations are fontified. Used on level 2 and higher." (equal (buffer-substring-no-properties id-start id-end) "\"\"")) (goto-char id-end) - (c-forward-syntactic-ws limit) + (c-forward-syntactic-ws c-do-decl-limit) (when (c-on-identifier) (c-put-font-lock-face (point) @@ -1174,10 +1187,21 @@ casts and declarations are fontified. Used on level 2 and higher." (eq init-char ?=) ; C++ "<class X = Y>"? (progn (goto-char end-pos) - (c-forward-token-2 1 nil limit) ; Over "=" + (c-forward-token-2 1 nil c-do-decl-limit) ; Over "=" (let ((c-promote-possible-types t)) (c-forward-type t))))) accept-anon) ; Last argument to c-do-declarators. + ;; If we've changed types declared by a "typedef", update the `c-typedef' + ;; text property. + (when (numberp types) + (let* ((old-decl-ids (c-get-char-property types 'c-typedef)) + (old-types (c--set-difference old-decl-ids decl-ids :test #'equal)) + (new-types (c--set-difference decl-ids old-decl-ids :test #'equal))) + (dolist (type old-types) + (c-unfind-type type)) + ;; The new types have already been added to `c-found-types', as needed. + (when (or old-types new-types) + (c-put-char-property types 'c-typedef decl-ids))))) nil)) (defun c-get-fontification-context (match-pos not-front-decl &optional toplev) @@ -1433,7 +1457,10 @@ casts and declarations are fontified. Used on level 2 and higher." (c-font-lock-declarators (min limit (point-max)) decl-list - (not (null (cadr decl-or-cast))) + (cond ((null (cadr decl-or-cast)) + nil) + ((cadr (cadr decl-or-cast))) + (t t)) (not toplev) template-class (memq context '(decl <>)))) @@ -1749,12 +1776,21 @@ casts and declarations are fontified. Used on level 2 and higher." ; speeds up lisp.h tremendously. (save-excursion (when (not (c-back-over-member-initializers decl-search-lim)) + (setq paren-state (c-parse-state)) (unless (or (eobp) (looking-at "\\s(\\|\\s)")) (forward-char)) (c-syntactic-skip-backward "^;{}" decl-search-lim t) - (when (eq (char-before) ?}) - (c-go-list-backward) ; brace block of struct, etc.? + ;; Do we have the brace block of a struct, etc.? + (when (cond + ((and (consp (car paren-state)) + (eq (char-before) ?})) + (goto-char (caar paren-state)) + t) + ((and (numberp (car paren-state)) + (eq (char-after (car paren-state)) ?{)) + (goto-char (car paren-state)) + t)) (c-syntactic-skip-backward "^;{}" decl-search-lim t)) (when (or (bobp) (memq (char-before) '(?\; ?{ ?}))) |