--- Begin Message ---
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Subject: |
CC Mode 5.35.1 (C/*l); c-guess-style not working |
|
Date: |
Fri, 29 Apr 2022 17:02:45 +0800 |
Package: cc-mode
Emacs : GNU Emacs 29.0.50 (build 372, x86_64-pc-linux-gnu, Motif Version 2.3.4)
of 2022-04-29
Package: CC Mode 5.35.1 (C/*l)
Buffer Style: GNU
c-emacs-features: (pps-extended-state col-0-paren posix-char-classes
gen-string-delim gen-comment-delim syntax-properties 1-bit)
Open the latest revision of xterm.c in the Emacs source tree. Then type
"M-x c-guess RET". After a while, the guessing fails with:
c-syntactic-re-search-forward: Invalid search bound (wrong side of point)
current state:
==============
(setq
c-basic-offset 2
c-comment-only-line-offset '(0 . 0)
c-indent-comment-alist '((anchored-comment column . 0) (end-block space . 1)
(cpp-end-block space . 2))
c-indent-comments-syntactically-p nil
c-block-comment-prefix ""
c-comment-prefix-regexp '((pike-mode . "//+!?\\|\\**") (awk-mode . "#+")
(other . "//+\\|\\**"))
c-doc-comment-style '((java-mode . javadoc) (pike-mode . autodoc) (c-mode .
gtkdoc) (c++-mode . gtkdoc))
c-cleanup-list '(scope-operator)
c-hanging-braces-alist '((substatement-open before after)
(arglist-cont-nonempty))
c-hanging-colons-alist nil
c-hanging-semi&comma-criteria '(c-semi&comma-inside-parenlist)
c-backslash-column 48
c-backslash-max-column 72
c-special-indent-hook '(t c-gnu-impose-minimum)
c-label-minimum-indentation 1
c-offsets-alist '((inexpr-class . +)
(inexpr-statement . +)
(lambda-intro-cont . +)
(inlambda . 0)
(template-args-cont c-lineup-template-args +)
(incomposition . +)
(inmodule . +)
(innamespace . +)
(inextern-lang . +)
(composition-close . 0)
(module-close . 0)
(namespace-close . 0)
(extern-lang-close . 0)
(composition-open . 0)
(module-open . 0)
(namespace-open . 0)
(extern-lang-open . 0)
(objc-method-call-cont c-lineup-ObjC-method-call-colons
c-lineup-ObjC-method-call +)
(objc-method-args-cont . c-lineup-ObjC-method-args)
(objc-method-intro . [0])
(friend . 0)
(cpp-define-intro c-lineup-cpp-define +)
(cpp-macro-cont . +)
(cpp-macro . [0])
(inclass . +)
(stream-op . c-lineup-streamop)
(arglist-cont-nonempty c-lineup-gcc-asm-reg c-lineup-arglist)
(arglist-cont c-lineup-gcc-asm-reg 0)
(comment-intro c-lineup-knr-region-comment c-lineup-comment)
(catch-clause . 0)
(else-clause . 0)
(do-while-closure . 0)
(access-label . -)
(case-label . 0)
(substatement . +)
(statement-case-intro . +)
(statement . 0)
(brace-entry-open . 0)
(brace-list-entry . 0)
(brace-list-close . 0)
(block-close . 0)
(block-open . 0)
(inher-cont . c-lineup-multi-inher)
(inher-intro . +)
(member-init-cont . c-lineup-multi-inher)
(member-init-intro . +)
(annotation-var-cont . +)
(annotation-top-cont . 0)
(topmost-intro . 0)
(knr-argdecl . 0)
(func-decl-cont . +)
(inline-close . 0)
(class-close . 0)
(class-open . 0)
(defun-block-intro . +)
(defun-close . 0)
(defun-open . 0)
(c . c-lineup-C-comments)
(string . c-lineup-dont-change)
(topmost-intro-cont first c-lineup-topmost-intro-cont
c-lineup-gnu-DEFUN-intro-cont)
(brace-list-intro first c-lineup-2nd-brace-entry-in-arglist
c-lineup-class-decl-init-+ +)
(brace-list-open . +)
(inline-open . 0)
(arglist-close . c-lineup-arglist)
(arglist-intro . c-lineup-arglist-intro-after-paren)
(statement-cont . +)
(statement-case-open . +)
(label . 0)
(substatement-label . 0)
(substatement-open . +)
(knr-argdecl-intro . 5)
(statement-block-intro . +)
)
c-buffer-is-cc-mode 'c-mode
c-tab-always-indent t
c-syntactic-indentation t
c-syntactic-indentation-in-macros t
c-ignore-auto-fill '(string cpp code)
c-auto-align-backslashes t
c-backspace-function 'backward-delete-char-untabify
c-delete-function 'delete-char
c-electric-pound-behavior nil
c-default-style '((java-mode . "java") (awk-mode . "awk") (other . "gnu"))
c-enable-xemacs-performance-kludge-p nil
c-old-style-variable-behavior nil
defun-prompt-regexp nil
tab-width 8
comment-column 32
parse-sexp-ignore-comments t
parse-sexp-lookup-properties t
auto-fill-function nil
comment-multi-line t
comment-start-skip "\\(?://+\\|/\\*+\\)\\s *"
fill-prefix nil
fill-column 70
paragraph-start "[ ]*\\(//+\\|\\**\\)[ ]*$\\|^\f"
adaptive-fill-mode t
adaptive-fill-regexp "[ ]*\\(//+\\|\\**\\)[ ]*\\([
]*\\([-–!|#%;>*·•‣⁃◦]+[ ]*\\)*\\)"
)
--- End Message ---
--- Begin Message ---
|
Subject: |
Re: bug#55181: CC Mode 5.35.1 (C/*l); c-guess-style not working |
|
Date: |
Sun, 8 May 2022 13:21:53 +0000 |
Hello, Po
On Tue, May 03, 2022 at 12:07:48 +0800, Po Lu via CC-Mode-help wrote:
> (Terribly sorry that your reply got caught in the spam filter.)
No problems, it happens sometimes.
> Alan Mackenzie <acm@muc.de> writes:
> > diff -r 04b2d5e1eff8 cc-engine.el
> > --- a/cc-engine.el Wed Apr 27 18:05:17 2022 +0000
> > +++ b/cc-engine.el Fri Apr 29 19:56:29 2022 +0000
> > @@ -3431,7 +3431,9 @@
> > ;; Return a good pos (in the sense of `c-state-cache-good-pos') at the
> > ;; lowest[*] position between POS and HERE which is syntactically
> > equivalent
> > ;; to HERE. This position may be HERE itself. POS is before HERE in the
> > - ;; buffer.
> > + ;; buffer. If POS and HERE are both in the same literal, return the
> > start
> > + ;; of the literal. STATE is the parsing state at POS.
> > + ;;
> > ;; [*] We don't actually always determine this exact position, since this
> > ;; would require a disproportionate amount of work, given that this
> > function
> > ;; deals only with a corner condition, and POS and HERE are typically on
> > @@ -3447,7 +3449,7 @@
> > (setq pos (point)
> > state s)))
> > (if (eq (point) here) ; HERE is in the same literal
> > as POS
> > - pos
> > + (nth 8 state) ; A valid good pos cannot be in a literal.
> > (setq s (parse-partial-sexp pos here (1+ (car state)) nil state nil))
> > (cond
> > ((> (car s) (car state)) ; Moved into a paren between POS and HERE
> >
> > [ CC Mode configuration snipped, but appreciated. ]
> This seems to work, thanks.
Thanks for the testing. I've now committed this patch, and I'm closing
the bug with this post.
--
Alan Mackenzie (Nuremberg, Germany).
--- End Message ---