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3824 lines
140 KiB
3824 lines
140 KiB
;; kde-emacs-core.el - core functionality,e.g. syntax & c++-mode-hook
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;;
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;; Copyright (C) 2002 KDE Development Team <www.kde.org>
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;;
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;; This library is free software; you can redistribute it and/or
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;; modify it under the terms of the GNU Lesser General Public
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;; License as published by the Free Software Foundation; either
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;; version 2.1 of the License, or (at your option) any later version.
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;;
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;; This library is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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;; Lesser General Public License for more details.
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;;
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;; You should have received a copy of the GNU Lesser General Public
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;; License along with this library; if not, write to the Free Software
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;; Foundation, Inc., 51 Franklin Steet, Fifth Floor, Boston, MA
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;; 02110-1301 USA
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(require 'kde-emacs-vars)
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;*---------------------------------------------------------------------*/
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;* Variables ... */
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;*---------------------------------------------------------------------*/
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(defcustom kde-tab-behavior 'default
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"Specifies the current tab behavior. default will expand try to complete
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the symbol at point if at the end of something that looks like an indentifier else
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it will indent the current line if the pointer is at the beginning of the line it will
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be moved the the start of the indention. abbrev-indent behaves like default, but the
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cursor isn't moved to the beginning of the indention with tab is pressed when the cursor
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is at the beginning of the line. indent simply indents the line without trying to
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complete the symbol"
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:group 'kde-devel
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:version "0.1"
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:type `(choice (const default) (const abbrev-indent) (const indent)))
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;*---------------------------------------------------------------------*/
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;* Functions ... */
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;*---------------------------------------------------------------------*/
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;; ------- First part, from Arnt's "c++ stuff" - slightly modified for our needs :)
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(defun agulbra-c++-tab (arg)
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"Do the right thing about tabs in c++ mode.
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Try to finish the symbol, or indent the line."
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(interactive "*P")
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(cond
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((and (not (looking-at "[A-Za-z0-9]"))
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(save-excursion
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(forward-char -1)
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(looking-at "[A-Za-z0-9:>_\\-\\&\\.(){}\\*\\+/]")))
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(dabbrev-expand arg))
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(t
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(if (eq kde-tab-behavior 'default)
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(c-indent-command)
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(save-excursion
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(beginning-of-line)
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(c-indent-command))))))
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(defun agulbra-clean-out-spaces ()
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"Remove spaces at ends of lines."
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(interactive)
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(and (not buffer-read-only)
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(save-excursion
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(goto-char (point-min))
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(let ((count 0)
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(bmp (buffer-modified-p)))
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(while (re-search-forward "[ \t]+$" nil t)
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(setq count (1+ count))
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(replace-match "" t t))
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(set-buffer-modified-p bmp)
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nil
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))))
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; the above used to contain (untabify (point-min) (point-max)) too
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(defun agulbra-c++-clean-out-spaces ()
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"Remove spaces at ends of lines, only in c++ mode."
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(interactive)
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(if (eq major-mode 'c++-mode)
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(agulbra-clean-out-spaces)
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)
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)
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(defun agulbra-delete-into-nomenclature (&optional arg)
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"Delete forward until the end of a nomenclature section or word.
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With arg, do it arg times."
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(interactive "p")
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(save-excursion
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(let ((b (point-marker)))
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(c-forward-into-nomenclature arg)
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(delete-region b (point-marker)))))
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(if (not (fboundp 'font-lock-add-keywords))
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(defun font-lock-add-keywords (mode keywords &optional append)
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"XEmacs doesn't have font-lock-add-keywords so we provide it."
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(font-lock-set-defaults)
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(if (eq append 'set)
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(setq font-lock-keywords keywords)
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; NOTE: write this function for XEmacs - Zack
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;(font-lock-remove-keywords nil keywords) ;to avoid duplicates
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(let ((old (if (eq (car-safe font-lock-keywords) t)
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(cdr font-lock-keywords)
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font-lock-keywords)))
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(setq font-lock-keywords (if append
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(append old keywords)
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(append keywords old))))))
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)
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(c-add-style "kde-c" '("stroustrup"
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(c-basic-offset . 4)
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(c-offsets-alist
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(case-label . 4)
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(access-label . -)
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(label . 0)
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(statement-cont . c-lineup-math)
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)))
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; ( we use Backquote ( '`' ) instead of "'" because we want
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; kde-access-labels to be evaluated... )
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(c-add-style "kde-c++" `("kde-c"
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;;FIXME: 1) fume functions not available on GNU/Emacs
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;; 2) insert-tab-mode no longer present (free variable)
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;; 3) c-hangin-commment-under-p no longer present (free variable)
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(if (not (eq kde-tab-behavior 'indent))
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(c-tab-always-indent . nil))
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; (insert-tab-mode nil)
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(indent-tabs-mode . nil)
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(if (eq kde-emacs-type 'xemacs)
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(fume-auto-rescan-buffer-p nil))
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(c-access-key . ,kde-access-labels)
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(c-opt-access-key . ,kde-access-labels)
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; (c-hanging-comment-under-p nil)
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(c-offsets-alist . ((case-label . 0)
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(inline-open . 0)))
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))
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;; KDE C++ mode
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;; Not a "(setq c++-mode-hook ..." because this way we would
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;; prune all other hooks!
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(defun kde-c++-mode-hook ()
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(font-lock-mode)
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(c-set-style kde-c++-style)
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(define-key c++-mode-map "\C-m" 'c-context-line-break)
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(when (or
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(eq kde-tab-behavior 'default)
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(eq kde-tab-behavior 'abbrev-indent))
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(define-key c++-mode-map "\C-i" 'agulbra-c++-tab))
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(define-key c++-mode-map "\ef" 'c-forward-into-nomenclature)
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(define-key c++-mode-map "\ed" 'agulbra-delete-into-nomenclature)
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(define-key c++-mode-map "\eb" 'c-backward-into-nomenclature)
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;; fontify "public|protected|private Q_SLOTS" with one and the same face :)
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;; NOTE: write face-at-point function to fontify those just like other
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;; access specifiers
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(font-lock-add-keywords nil '(("\\<\\(\\(public\\|protected\\|private\\) Q_SLOTS\\)\\>"
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. font-lock-reference-face)))
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;; Add (setq magic-keys-mode nil) to your .emacs (before loading this file)
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;; to disable the magic keys in C++ mode.
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(and (boundp 'magic-keys-mode) magic-keys-mode
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(progn
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(define-key c++-mode-map "\(" 'insert-parens)
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(define-key c++-mode-map "\)" 'insert-parens2)
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(define-key c++-mode-map "\," 'insert-comma)
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(define-key c++-mode-map "\{" 'insert-curly-brace)
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))
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)
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(defun kde-c-mode-hook ()
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(font-lock-mode)
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(c-set-style kde-c-style))
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;; NOTE : This is a completely new c-guess-basic-syntax, it's faster,
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;; better, meaner, harder, covers more cases, more c++ syntax,
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;; and is in general cooler ;) You have to have the new cc-mode
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;; to use it ( 5.30 at least, check it with "M-x c-version")
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;; If you don't have 5.30 comment out the following c-guess-basic-syntax
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;; and uncomment the one underneath.
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(cond
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((string-match "^5\\.30\\." c-version)
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(defun c-guess-basic-syntax ()
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"Return the syntactic context of the current line.
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This function does not do any hidden buffer changes."
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(save-excursion
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(save-restriction
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(beginning-of-line)
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(c-save-buffer-state
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((indent-point (point))
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(case-fold-search nil)
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(paren-state (c-parse-state))
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literal containing-sexp char-before-ip char-after-ip lim
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c-syntactic-context placeholder c-in-literal-cache step-type
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tmpsymbol keyword injava-inher special-brace-list
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;; narrow out any enclosing class or extern "C" block
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(inclass-p (c-narrow-out-enclosing-class paren-state
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indent-point))
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;; `c-state-cache' is shadowed here so that we don't
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;; throw it away due to the narrowing that might be done
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;; by the function above. That means we must not do any
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;; changes during the execution of this function, since
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;; `c-invalidate-state-cache' then would change this local
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;; variable and leave a bogus value in the global one.
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(c-state-cache (if inclass-p
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(c-whack-state-before (point-min) paren-state)
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paren-state))
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(c-state-cache-start (point-min))
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inenclosing-p macro-start in-macro-expr
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;; There's always at most one syntactic element which got
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;; a relpos. It's stored in syntactic-relpos.
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syntactic-relpos
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(c-stmt-delim-chars c-stmt-delim-chars))
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;; Check for meta top-level enclosing constructs such as
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;; extern language definitions.
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(save-excursion
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(save-restriction
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(widen)
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(when (and inclass-p
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(progn
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(goto-char (aref inclass-p 0))
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(looking-at c-other-decl-block-key)))
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(setq inenclosing-p (match-string 1))
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(if (string-equal inenclosing-p "extern")
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;; Compatibility with legacy choice of name for the
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;; extern-lang syntactic symbols.
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(setq inenclosing-p "extern-lang")))))
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;; Init some position variables:
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;;
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;; containing-sexp is the open paren of the closest
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;; surrounding sexp or nil if there is none that hasn't been
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;; narrowed out.
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;;
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;; lim is the position after the closest preceding brace sexp
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;; (nested sexps are ignored), or the position after
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;; containing-sexp if there is none, or (point-min) if
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;; containing-sexp is nil.
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;;
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;; c-state-cache is the state from c-parse-state at
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;; indent-point, without any parens outside the region
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;; narrowed by c-narrow-out-enclosing-class.
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;;
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;; paren-state is the state from c-parse-state outside
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;; containing-sexp, or at indent-point if containing-sexp is
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;; nil. paren-state is not limited to the narrowed region, as
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;; opposed to c-state-cache.
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(if c-state-cache
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(progn
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(setq containing-sexp (car paren-state)
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paren-state (cdr paren-state))
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(if (consp containing-sexp)
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(progn
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(setq lim (cdr containing-sexp))
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(if (cdr c-state-cache)
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;; Ignore balanced paren. The next entry
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;; can't be another one.
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(setq containing-sexp (car (cdr c-state-cache))
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paren-state (cdr paren-state))
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;; If there is no surrounding open paren then
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;; put the last balanced pair back on paren-state.
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(setq paren-state (cons containing-sexp paren-state)
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containing-sexp nil)))
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(setq lim (1+ containing-sexp))))
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(setq lim (point-min)))
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;; If we're in a parenthesis list then ',' delimits the
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;; "statements" rather than being an operator (with the
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;; exception of the "for" clause). This difference is
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;; typically only noticeable when statements are used in macro
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;; arglists.
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(when (and containing-sexp
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(eq (char-after containing-sexp) ?\())
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(setq c-stmt-delim-chars c-stmt-delim-chars-with-comma))
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;; cache char before and after indent point, and move point to
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;; the most likely position to perform the majority of tests
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(goto-char indent-point)
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(c-backward-syntactic-ws lim)
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(setq char-before-ip (char-before))
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(goto-char indent-point)
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(skip-chars-forward " \t")
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(setq char-after-ip (char-after))
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;; are we in a literal?
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(setq literal (c-in-literal lim))
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;; now figure out syntactic qualities of the current line
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(cond
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;; CASE 1: in a string.
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((eq literal 'string)
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(c-add-syntax 'string (c-point 'bopl)))
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;; CASE 2: in a C or C++ style comment.
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((and (memq literal '(c c++))
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;; This is a kludge for XEmacs where we use
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;; `buffer-syntactic-context', which doesn't correctly
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;; recognize "\*/" to end a block comment.
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;; `parse-partial-sexp' which is used by
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;; `c-literal-limits' will however do that in most
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;; versions, which results in that we get nil from
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;; `c-literal-limits' even when `c-in-literal' claims
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;; we're inside a comment.
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(setq placeholder (c-literal-limits lim)))
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(c-add-syntax literal (car placeholder)))
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;; CASE 3: in a cpp preprocessor macro continuation.
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((and (save-excursion
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(when (c-beginning-of-macro)
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(setq macro-start (point))))
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(/= macro-start (c-point 'boi))
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(progn
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(setq tmpsymbol 'cpp-macro-cont)
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(or (not c-syntactic-indentation-in-macros)
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(save-excursion
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(goto-char macro-start)
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;; If at the beginning of the body of a #define
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;; directive then analyze as cpp-define-intro
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;; only. Go on with the syntactic analysis
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;; otherwise. in-macro-expr is set if we're in a
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;; cpp expression, i.e. before the #define body
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;; or anywhere in a non-#define directive.
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(if (c-forward-to-cpp-define-body)
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(let ((indent-boi (c-point 'boi indent-point)))
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(setq in-macro-expr (> (point) indent-boi)
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tmpsymbol 'cpp-define-intro)
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(= (point) indent-boi))
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(setq in-macro-expr t)
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nil)))))
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(c-add-syntax tmpsymbol macro-start)
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(setq macro-start nil))
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;; CASE 11: an else clause?
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((looking-at "else\\>[^_]")
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(c-beginning-of-statement-1 containing-sexp)
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(c-add-stmt-syntax 'else-clause nil t nil
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containing-sexp paren-state))
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;; CASE 12: while closure of a do/while construct?
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((and (looking-at "while\\>[^_]")
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(save-excursion
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(prog1 (eq (c-beginning-of-statement-1 containing-sexp)
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'beginning)
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(setq placeholder (point)))))
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(goto-char placeholder)
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(c-add-stmt-syntax 'do-while-closure nil t nil
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containing-sexp paren-state))
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;; CASE 13: A catch or finally clause? This case is simpler
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;; than if-else and do-while, because a block is required
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;; after every try, catch and finally.
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((save-excursion
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(and (cond ((c-major-mode-is 'c++-mode)
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(looking-at "catch\\>[^_]"))
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((c-major-mode-is 'java-mode)
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(looking-at "\\(catch\\|finally\\)\\>[^_]")))
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(and (c-safe (c-backward-syntactic-ws)
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(c-backward-sexp)
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t)
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(eq (char-after) ?{)
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(c-safe (c-backward-syntactic-ws)
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(c-backward-sexp)
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t)
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(if (eq (char-after) ?\()
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(c-safe (c-backward-sexp) t)
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t))
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(looking-at "\\(try\\|catch\\)\\>[^_]")
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(setq placeholder (point))))
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(goto-char placeholder)
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(c-add-stmt-syntax 'catch-clause nil t nil
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containing-sexp paren-state))
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;; CASE 18: A substatement we can recognize by keyword.
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((save-excursion
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(and c-opt-block-stmt-key
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(if (c-mode-is-new-awk-p)
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(c-awk-prev-line-incomplete-p containing-sexp) ; ACM 2002/3/29
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(not (eq char-before-ip ?\;)))
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(not (memq char-after-ip '(?\) ?\] ?,)))
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(or (not (eq char-before-ip ?}))
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(c-looking-at-inexpr-block-backward c-state-cache))
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(> (point)
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(progn
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;; Ought to cache the result from the
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;; c-beginning-of-statement-1 calls here.
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(setq placeholder (point))
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(while (eq (setq step-type
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(c-beginning-of-statement-1 lim))
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'label))
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(if (eq step-type 'previous)
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(goto-char placeholder)
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(setq placeholder (point))
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(if (and (eq step-type 'same)
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(not (looking-at c-opt-block-stmt-key)))
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;; Step up to the containing statement if we
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;; stayed in the same one.
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(let (step)
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(while (eq
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(setq step
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(c-beginning-of-statement-1 lim))
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'label))
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(if (eq step 'up)
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(setq placeholder (point))
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;; There was no containing statement afterall.
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(goto-char placeholder)))))
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placeholder))
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(if (looking-at c-block-stmt-2-key)
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;; Require a parenthesis after these keywords.
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;; Necessary to catch e.g. synchronized in Java,
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;; which can be used both as statement and
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;; modifier.
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(and (zerop (c-forward-token-2 1 nil))
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(eq (char-after) ?\())
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(looking-at c-opt-block-stmt-key))))
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(if (eq step-type 'up)
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;; CASE 18A: Simple substatement.
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(progn
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(goto-char placeholder)
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(cond
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((eq char-after-ip ?{)
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(c-add-stmt-syntax 'substatement-open nil nil nil
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containing-sexp paren-state))
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((save-excursion
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(goto-char indent-point)
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(back-to-indentation)
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(looking-at c-label-key))
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(c-add-stmt-syntax 'substatement-label nil nil nil
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containing-sexp paren-state))
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(t
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(c-add-stmt-syntax 'substatement nil nil nil
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containing-sexp paren-state))))
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;; CASE 18B: Some other substatement. This is shared
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;; with case 10.
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(c-guess-continued-construct indent-point
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char-after-ip
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placeholder
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lim
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paren-state)))
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;; CASE 4: In-expression statement. C.f. cases 7B, 16A and
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;; 17E.
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((and (or c-opt-inexpr-class-key
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c-opt-inexpr-block-key
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c-opt-lambda-key)
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(setq placeholder (c-looking-at-inexpr-block
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(c-safe-position containing-sexp paren-state)
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containing-sexp)))
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(setq tmpsymbol (assq (car placeholder)
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'((inexpr-class . class-open)
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(inexpr-statement . block-open))))
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(if tmpsymbol
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;; It's a statement block or an anonymous class.
|
|
(setq tmpsymbol (cdr tmpsymbol))
|
|
;; It's a Pike lambda. Check whether we are between the
|
|
;; lambda keyword and the argument list or at the defun
|
|
;; opener.
|
|
(setq tmpsymbol (if (eq char-after-ip ?{)
|
|
'inline-open
|
|
'lambda-intro-cont)))
|
|
(goto-char (cdr placeholder))
|
|
(back-to-indentation)
|
|
(c-add-stmt-syntax tmpsymbol nil t nil
|
|
(c-most-enclosing-brace c-state-cache (point))
|
|
(c-whack-state-after (point) paren-state))
|
|
(unless (eq (point) (cdr placeholder))
|
|
(c-add-syntax (car placeholder))))
|
|
;; CASE 5: Line is at top level.
|
|
((null containing-sexp)
|
|
(cond
|
|
;; CASE 5A: we are looking at a defun, brace list, class,
|
|
;; or inline-inclass method opening brace
|
|
((setq special-brace-list
|
|
(or (and c-special-brace-lists
|
|
(c-looking-at-special-brace-list))
|
|
(eq char-after-ip ?{)))
|
|
(cond
|
|
;; CASE 5A.1: Non-class declaration block open.
|
|
((save-excursion
|
|
(goto-char indent-point)
|
|
(skip-chars-forward " \t")
|
|
(and (c-safe (c-backward-sexp 2) t)
|
|
(looking-at c-other-decl-block-key)
|
|
(setq keyword (match-string 1)
|
|
placeholder (point))
|
|
(if (string-equal keyword "extern")
|
|
;; Special case for extern-lang-open. The
|
|
;; check for a following string is disabled
|
|
;; since it doesn't disambiguate anything.
|
|
(and ;;(progn
|
|
;; (c-forward-sexp 1)
|
|
;; (c-forward-syntactic-ws)
|
|
;; (eq (char-after) ?\"))
|
|
(setq tmpsymbol 'extern-lang-open))
|
|
(setq tmpsymbol (intern (concat keyword "-open"))))
|
|
))
|
|
(goto-char placeholder)
|
|
(c-add-syntax tmpsymbol (c-point 'boi)))
|
|
;; CASE 5A.2: we are looking at a class opening brace
|
|
((save-excursion
|
|
(goto-char indent-point)
|
|
(skip-chars-forward " \t{")
|
|
(let ((decl (c-search-uplist-for-classkey (c-parse-state))))
|
|
(and decl
|
|
(setq placeholder (aref decl 0)))
|
|
))
|
|
(c-add-syntax 'class-open placeholder))
|
|
;; CASE 5A.3: brace list open
|
|
((save-excursion
|
|
(c-beginning-of-decl-1 lim)
|
|
(while (looking-at c-specifier-key)
|
|
(goto-char (match-end 1))
|
|
(c-forward-syntactic-ws indent-point))
|
|
(setq placeholder (c-point 'boi))
|
|
(or (consp special-brace-list)
|
|
(and (or (save-excursion
|
|
(goto-char indent-point)
|
|
(setq tmpsymbol nil)
|
|
(while (and (> (point) placeholder)
|
|
(zerop (c-backward-token-2 1 t))
|
|
(/= (char-after) ?=))
|
|
(and c-opt-inexpr-brace-list-key
|
|
(not tmpsymbol)
|
|
(looking-at c-opt-inexpr-brace-list-key)
|
|
(setq tmpsymbol 'topmost-intro-cont)))
|
|
(eq (char-after) ?=))
|
|
(looking-at c-brace-list-key))
|
|
(save-excursion
|
|
(while (and (< (point) indent-point)
|
|
(zerop (c-forward-token-2 1 t))
|
|
(not (memq (char-after) '(?\; ?\()))))
|
|
(not (memq (char-after) '(?\; ?\()))
|
|
))))
|
|
(if (and (not c-auto-newline-analysis)
|
|
(c-major-mode-is 'java-mode)
|
|
(eq tmpsymbol 'topmost-intro-cont))
|
|
;; We're in Java and have found that the open brace
|
|
;; belongs to a "new Foo[]" initialization list,
|
|
;; which means the brace list is part of an
|
|
;; expression and not a top level definition. We
|
|
;; therefore treat it as any topmost continuation
|
|
;; even though the semantically correct symbol still
|
|
;; is brace-list-open, on the same grounds as in
|
|
;; case B.2.
|
|
(progn
|
|
(c-beginning-of-statement-1 lim)
|
|
(c-add-syntax 'topmost-intro-cont (c-point 'boi)))
|
|
(c-add-syntax 'brace-list-open placeholder)))
|
|
;; CASE 5A.4: inline defun open
|
|
((and inclass-p (not inenclosing-p))
|
|
(c-add-syntax 'inline-open)
|
|
(c-add-class-syntax 'inclass inclass-p paren-state))
|
|
;; CASE 5A.5: ordinary defun open
|
|
(t
|
|
(goto-char placeholder)
|
|
(if (or inclass-p macro-start)
|
|
(c-add-syntax 'defun-open (c-point 'boi))
|
|
;; Bogus to use bol here, but it's the legacy.
|
|
(c-add-syntax 'defun-open (c-point 'bol)))
|
|
)))
|
|
;; CASE 5B: first K&R arg decl or member init
|
|
((c-just-after-func-arglist-p lim)
|
|
(cond
|
|
;; CASE 5B.1: a member init
|
|
((or (eq char-before-ip ?:)
|
|
(eq char-after-ip ?:))
|
|
;; this line should be indented relative to the beginning
|
|
;; of indentation for the topmost-intro line that contains
|
|
;; the prototype's open paren
|
|
;; TBD: is the following redundant?
|
|
(if (eq char-before-ip ?:)
|
|
(forward-char -1))
|
|
(c-backward-syntactic-ws lim)
|
|
;; TBD: is the preceding redundant?
|
|
(if (eq (char-before) ?:)
|
|
(progn (forward-char -1)
|
|
(c-backward-syntactic-ws lim)))
|
|
(if (eq (char-before) ?\))
|
|
(c-backward-sexp 1))
|
|
(setq placeholder (point))
|
|
(save-excursion
|
|
(and (c-safe (c-backward-sexp 1) t)
|
|
(looking-at "throw[^_]")
|
|
(c-safe (c-backward-sexp 1) t)
|
|
(setq placeholder (point))))
|
|
(goto-char placeholder)
|
|
(c-add-syntax 'member-init-intro (c-point 'boi))
|
|
;; we don't need to add any class offset since this
|
|
;; should be relative to the ctor's indentation
|
|
)
|
|
;; CASE 5B.2: K&R arg decl intro
|
|
(c-recognize-knr-p
|
|
(c-beginning-of-statement-1 lim)
|
|
(c-add-syntax 'knr-argdecl-intro (c-point 'boi))
|
|
(if inclass-p
|
|
(c-add-class-syntax 'inclass inclass-p paren-state)))
|
|
;; CASE 5B.3: Inside a member init list.
|
|
((c-beginning-of-member-init-list lim)
|
|
(c-forward-syntactic-ws)
|
|
(c-add-syntax 'member-init-cont (point)))
|
|
;; CASE 5B.4: Nether region after a C++ or Java func
|
|
;; decl, which could include a `throws' declaration.
|
|
(t
|
|
(c-beginning-of-statement-1 lim)
|
|
(c-add-syntax 'func-decl-cont (c-point 'boi))
|
|
)))
|
|
;; CASE 5C: inheritance line. could be first inheritance
|
|
;; line, or continuation of a multiple inheritance
|
|
((or (and (c-major-mode-is 'c++-mode)
|
|
(progn
|
|
(when (eq char-after-ip ?,)
|
|
(skip-chars-forward " \t")
|
|
(forward-char))
|
|
(looking-at c-opt-postfix-decl-spec-key)))
|
|
(and (or (eq char-before-ip ?:)
|
|
;; watch out for scope operator
|
|
(save-excursion
|
|
(and (eq char-after-ip ?:)
|
|
(c-safe (forward-char 1) t)
|
|
(not (eq (char-after) ?:))
|
|
)))
|
|
(save-excursion
|
|
(c-backward-syntactic-ws lim)
|
|
(if (eq char-before-ip ?:)
|
|
(progn
|
|
(forward-char -1)
|
|
(c-backward-syntactic-ws lim)))
|
|
(back-to-indentation)
|
|
(looking-at c-class-key)))
|
|
;; for Java
|
|
(and (c-major-mode-is 'java-mode)
|
|
(let ((fence (save-excursion
|
|
(c-beginning-of-statement-1 lim)
|
|
(point)))
|
|
cont done)
|
|
(save-excursion
|
|
(while (not done)
|
|
(cond ((looking-at c-opt-postfix-decl-spec-key)
|
|
(setq injava-inher (cons cont (point))
|
|
done t))
|
|
((or (not (c-safe (c-forward-sexp -1) t))
|
|
(<= (point) fence))
|
|
(setq done t))
|
|
)
|
|
(setq cont t)))
|
|
injava-inher)
|
|
(not (c-crosses-statement-barrier-p (cdr injava-inher)
|
|
(point)))
|
|
))
|
|
(cond
|
|
;; CASE 5C.1: non-hanging colon on an inher intro
|
|
((eq char-after-ip ?:)
|
|
(c-beginning-of-statement-1 lim)
|
|
(c-add-syntax 'inher-intro (c-point 'boi))
|
|
;; don't add inclass symbol since relative point already
|
|
;; contains any class offset
|
|
)
|
|
;; CASE 5C.2: hanging colon on an inher intro
|
|
((eq char-before-ip ?:)
|
|
(c-beginning-of-statement-1 lim)
|
|
(c-add-syntax 'inher-intro (c-point 'boi))
|
|
(if inclass-p
|
|
(c-add-class-syntax 'inclass inclass-p paren-state)))
|
|
;; CASE kde hack:
|
|
((and inclass-p
|
|
c-access-key
|
|
(looking-at c-access-key))
|
|
(c-add-syntax 'access-label (c-point 'bonl))
|
|
(c-add-class-syntax 'inclass inclass-p paren-state)
|
|
)
|
|
;; CASE 5C.3: in a Java implements/extends
|
|
(injava-inher
|
|
(let ((where (cdr injava-inher))
|
|
(cont (car injava-inher)))
|
|
(goto-char where)
|
|
(cond ((looking-at "throws\\>[^_]")
|
|
(c-add-syntax 'func-decl-cont
|
|
(progn (c-beginning-of-statement-1 lim)
|
|
(c-point 'boi))))
|
|
(cont (c-add-syntax 'inher-cont where))
|
|
(t (c-add-syntax 'inher-intro
|
|
(progn (goto-char (cdr injava-inher))
|
|
(c-beginning-of-statement-1 lim)
|
|
(point))))
|
|
)))
|
|
;; CASE 5C.4: a continued inheritance line
|
|
(t
|
|
(c-beginning-of-inheritance-list lim)
|
|
(c-add-syntax 'inher-cont (point))
|
|
;; don't add inclass symbol since relative point already
|
|
;; contains any class offset
|
|
)))
|
|
;; CASE 5D: this could be a top-level initialization, a
|
|
;; member init list continuation, or a template argument
|
|
;; list continuation.
|
|
((c-with-syntax-table (if (c-major-mode-is 'c++-mode)
|
|
c++-template-syntax-table
|
|
(syntax-table))
|
|
(save-excursion
|
|
;; Note: We use the fact that lim is always after any
|
|
;; preceding brace sexp.
|
|
(while (and (zerop (c-backward-token-2 1 t lim))
|
|
(not (looking-at "[;<,=]"))))
|
|
(or (memq (char-after) '(?, ?=))
|
|
(and (c-major-mode-is 'c++-mode)
|
|
(zerop (c-backward-token-2 1 nil lim))
|
|
(eq (char-after) ?<)))))
|
|
(goto-char indent-point)
|
|
(setq placeholder
|
|
(c-beginning-of-member-init-list lim))
|
|
(cond
|
|
;; CASE 5D.1: hanging member init colon, but watch out
|
|
;; for bogus matches on access specifiers inside classes.
|
|
((and placeholder
|
|
(save-excursion
|
|
(setq placeholder (point))
|
|
(c-backward-token-2 1 t lim)
|
|
(and (eq (char-after) ?:)
|
|
(not (eq (char-before) ?:))))
|
|
(save-excursion
|
|
(goto-char placeholder)
|
|
(back-to-indentation)
|
|
(or
|
|
(/= (car (save-excursion
|
|
(parse-partial-sexp (point) placeholder)))
|
|
0)
|
|
(and
|
|
(if c-opt-access-key
|
|
(not (looking-at c-opt-access-key)) t)
|
|
(not (looking-at c-class-key))
|
|
(if c-opt-bitfield-key
|
|
(not (looking-at c-opt-bitfield-key)) t))
|
|
)))
|
|
(goto-char placeholder)
|
|
(c-forward-syntactic-ws)
|
|
(c-add-syntax 'member-init-cont (point))
|
|
;; we do not need to add class offset since relative
|
|
;; point is the member init above us
|
|
)
|
|
;; CASE 5D.2: non-hanging member init colon
|
|
((progn
|
|
(c-forward-syntactic-ws indent-point)
|
|
(eq (char-after) ?:))
|
|
(skip-chars-forward " \t:")
|
|
(c-add-syntax 'member-init-cont (point)))
|
|
;; CASE 5D.3: perhaps a template list continuation?
|
|
((and (c-major-mode-is 'c++-mode)
|
|
(save-excursion
|
|
(save-restriction
|
|
(c-with-syntax-table c++-template-syntax-table
|
|
(goto-char indent-point)
|
|
(setq placeholder (c-up-list-backward (point)))
|
|
(and placeholder
|
|
(eq (char-after placeholder) ?<))))))
|
|
;; we can probably indent it just like an arglist-cont
|
|
(goto-char placeholder)
|
|
(c-beginning-of-statement-1 lim t)
|
|
(c-add-syntax 'template-args-cont (c-point 'boi)))
|
|
;; CASE 5D.4: perhaps a multiple inheritance line?
|
|
((and (c-major-mode-is 'c++-mode)
|
|
(save-excursion
|
|
(c-beginning-of-statement-1 lim)
|
|
(setq placeholder (point))
|
|
(if (looking-at "static\\>[^_]")
|
|
(c-forward-token-2 1 nil indent-point))
|
|
(and (looking-at c-class-key)
|
|
(zerop (c-forward-token-2 2 nil indent-point))
|
|
(if (eq (char-after) ?<)
|
|
(c-with-syntax-table c++-template-syntax-table
|
|
(zerop (c-forward-token-2 1 t indent-point)))
|
|
t)
|
|
(eq (char-after) ?:))))
|
|
(goto-char placeholder)
|
|
(c-add-syntax 'inher-cont (c-point 'boi)))
|
|
;; CASE 5D.5: Continuation of the "expression part" of a
|
|
;; top level construct.
|
|
(t
|
|
(while (and (eq (car (c-beginning-of-decl-1 containing-sexp))
|
|
'same)
|
|
(save-excursion
|
|
(c-backward-syntactic-ws)
|
|
(eq (char-before) ?}))))
|
|
(c-add-stmt-syntax
|
|
(if (eq char-before-ip ?,)
|
|
;; A preceding comma at the top level means that a
|
|
;; new variable declaration starts here. Use
|
|
;; topmost-intro-cont for it, for consistency with
|
|
;; the first variable declaration. C.f. case 5N.
|
|
'topmost-intro-cont
|
|
'statement-cont)
|
|
nil nil nil containing-sexp paren-state))
|
|
))
|
|
;; CASE 5E: we are looking at a access specifier
|
|
((and inclass-p
|
|
c-opt-access-key
|
|
(looking-at c-opt-access-key))
|
|
(setq placeholder (c-add-class-syntax 'inclass inclass-p
|
|
paren-state))
|
|
;; Append access-label with the same anchor point as inclass gets.
|
|
(c-append-syntax 'access-label placeholder))
|
|
;; CASE 5F: Close of a non-class declaration level block.
|
|
((and inenclosing-p
|
|
(eq char-after-ip ?}))
|
|
(c-add-syntax (intern (concat inenclosing-p "-close"))
|
|
(aref inclass-p 0)))
|
|
;; CASE 5G: we are looking at the brace which closes the
|
|
;; enclosing nested class decl
|
|
((and inclass-p
|
|
(eq char-after-ip ?})
|
|
(save-excursion
|
|
(save-restriction
|
|
(widen)
|
|
(forward-char 1)
|
|
(and (c-safe (c-backward-sexp 1) t)
|
|
(= (point) (aref inclass-p 1))
|
|
))))
|
|
(c-add-class-syntax 'class-close inclass-p paren-state))
|
|
;; CASE 5H: we could be looking at subsequent knr-argdecls
|
|
((and c-recognize-knr-p
|
|
(not (eq char-before-ip ?}))
|
|
(save-excursion
|
|
(setq placeholder (cdr (c-beginning-of-decl-1 lim)))
|
|
(and placeholder
|
|
;; Do an extra check to avoid tripping up on
|
|
;; statements that occur in invalid contexts
|
|
;; (e.g. in macro bodies where we don't really
|
|
;; know the context of what we're looking at).
|
|
(not (and c-opt-block-stmt-key
|
|
(looking-at c-opt-block-stmt-key)))))
|
|
(< placeholder indent-point))
|
|
(goto-char placeholder)
|
|
(c-add-syntax 'knr-argdecl (point)))
|
|
;; CASE 5I: ObjC method definition.
|
|
((and c-opt-method-key
|
|
(looking-at c-opt-method-key))
|
|
(c-beginning-of-statement-1 lim)
|
|
(c-add-syntax 'objc-method-intro (c-point 'boi)))
|
|
;; CASE 5P: AWK pattern or function or continuation
|
|
;; thereof.
|
|
((c-mode-is-new-awk-p)
|
|
(setq placeholder (point))
|
|
(c-add-stmt-syntax
|
|
(if (and (eq (c-beginning-of-statement-1) 'same)
|
|
(/= (point) placeholder))
|
|
'topmost-intro-cont
|
|
'topmost-intro)
|
|
nil nil nil
|
|
containing-sexp paren-state))
|
|
;; CASE 5N: At a variable declaration that follows a class
|
|
;; definition or some other block declaration that doesn't
|
|
;; end at the closing '}'. C.f. case 5D.5.
|
|
((progn
|
|
(c-backward-syntactic-ws lim)
|
|
(and (eq (char-before) ?})
|
|
(save-excursion
|
|
(let ((start (point)))
|
|
(if paren-state
|
|
;; Speed up the backward search a bit.
|
|
(goto-char (car (car paren-state))))
|
|
(c-beginning-of-decl-1 containing-sexp)
|
|
(setq placeholder (point))
|
|
(if (= start (point))
|
|
;; The '}' is unbalanced.
|
|
nil
|
|
(c-end-of-decl-1)
|
|
(>= (point) indent-point))))))
|
|
(goto-char placeholder)
|
|
(c-add-stmt-syntax 'topmost-intro-cont nil nil nil
|
|
containing-sexp paren-state))
|
|
;; CASE 5J: we are at the topmost level, make
|
|
;; sure we skip back past any access specifiers
|
|
((progn
|
|
(while (and inclass-p
|
|
c-opt-access-key
|
|
(not (bobp))
|
|
(save-excursion
|
|
(c-safe (progn (c-backward-sexp 1) t))
|
|
(and (looking-at "Q_SLOTS:")
|
|
(c-backward-sexp 1))
|
|
(looking-at c-opt-access-key)))
|
|
(c-backward-sexp 1)
|
|
(c-backward-syntactic-ws lim))
|
|
(or (bobp)
|
|
(if (c-mode-is-new-awk-p)
|
|
(not (c-awk-prev-line-incomplete-p))
|
|
(memq (char-before) '(?\; ?})))
|
|
(and (c-major-mode-is 'objc-mode)
|
|
(progn
|
|
(c-beginning-of-statement-1 lim)
|
|
(eq (char-after) ?@)))))
|
|
;; real beginning-of-line could be narrowed out due to
|
|
;; enclosure in a class block
|
|
(save-restriction
|
|
(widen)
|
|
(c-add-syntax 'topmost-intro (c-point 'bol))
|
|
;; Using bol instead of boi above is highly bogus, and
|
|
;; it makes our lives hard to remain compatible. :P
|
|
(if inclass-p
|
|
(progn
|
|
(goto-char (aref inclass-p 1))
|
|
(or (= (point) (c-point 'boi))
|
|
(goto-char (aref inclass-p 0)))
|
|
(if inenclosing-p
|
|
(c-add-syntax (intern (concat "in" inenclosing-p))
|
|
(c-point 'boi))
|
|
(c-add-class-syntax 'inclass inclass-p paren-state))
|
|
))
|
|
(when (and c-syntactic-indentation-in-macros
|
|
macro-start
|
|
(/= macro-start (c-point 'boi indent-point)))
|
|
(c-add-syntax 'cpp-define-intro)
|
|
(setq macro-start nil))
|
|
))
|
|
;; CASE 5K: we are at an ObjC method definition
|
|
;; continuation line.
|
|
((and c-opt-method-key
|
|
(progn
|
|
(c-beginning-of-statement-1 lim)
|
|
(beginning-of-line)
|
|
(looking-at c-opt-method-key)))
|
|
(c-add-syntax 'objc-method-args-cont (point)))
|
|
;; CASE 5L: we are at the first argument of a template
|
|
;; arglist that begins on the previous line.
|
|
((eq (char-before) ?<)
|
|
(c-beginning-of-statement-1 (c-safe-position (point) paren-state))
|
|
(c-add-syntax 'template-args-cont (c-point 'boi)))
|
|
;; CASE 5M: we are at a topmost continuation line
|
|
(t
|
|
(c-beginning-of-statement-1 (c-safe-position (point) paren-state))
|
|
(c-add-syntax 'topmost-intro-cont (c-point 'boi)))
|
|
))
|
|
;; (CASE 6 has been removed.)
|
|
;; CASE 7: line is an expression, not a statement. Most
|
|
;; likely we are either in a function prototype or a function
|
|
;; call argument list
|
|
((not (or (and c-special-brace-lists
|
|
(save-excursion
|
|
(goto-char containing-sexp)
|
|
(c-looking-at-special-brace-list)))
|
|
(eq (char-after containing-sexp) ?{)))
|
|
(cond
|
|
;; CASE 7A: we are looking at the arglist closing paren.
|
|
;; C.f. case 7F.
|
|
((memq char-after-ip '(?\) ?\]))
|
|
(goto-char containing-sexp)
|
|
(setq placeholder (c-point 'boi))
|
|
(if (and (c-safe (backward-up-list 1) t)
|
|
(> (point) placeholder))
|
|
(progn
|
|
(forward-char)
|
|
(skip-chars-forward " \t"))
|
|
(goto-char placeholder))
|
|
(c-add-stmt-syntax 'arglist-close (list containing-sexp) t nil
|
|
(c-most-enclosing-brace paren-state (point))
|
|
(c-whack-state-after (point) paren-state)))
|
|
;; CASE 7B: Looking at the opening brace of an
|
|
;; in-expression block or brace list. C.f. cases 4, 16A
|
|
;; and 17E.
|
|
((and (eq char-after-ip ?{)
|
|
(progn
|
|
(setq placeholder (c-inside-bracelist-p (point)
|
|
c-state-cache))
|
|
(if placeholder
|
|
(setq tmpsymbol '(brace-list-open . inexpr-class))
|
|
(setq tmpsymbol '(block-open . inexpr-statement)
|
|
placeholder
|
|
(cdr-safe (c-looking-at-inexpr-block
|
|
(c-safe-position containing-sexp
|
|
paren-state)
|
|
containing-sexp)))
|
|
;; placeholder is nil if it's a block directly in
|
|
;; a function arglist. That makes us skip out of
|
|
;; this case.
|
|
)))
|
|
(goto-char placeholder)
|
|
(back-to-indentation)
|
|
(c-add-stmt-syntax (car tmpsymbol) nil t nil
|
|
(c-most-enclosing-brace paren-state (point))
|
|
(c-whack-state-after (point) paren-state))
|
|
(if (/= (point) placeholder)
|
|
(c-add-syntax (cdr tmpsymbol))))
|
|
;; CASE 7C: we are looking at the first argument in an empty
|
|
;; argument list. Use arglist-close if we're actually
|
|
;; looking at a close paren or bracket.
|
|
((memq char-before-ip '(?\( ?\[))
|
|
(goto-char containing-sexp)
|
|
(setq placeholder (c-point 'boi))
|
|
(when (and (c-safe (backward-up-list 1) t)
|
|
(> (point) placeholder))
|
|
(forward-char)
|
|
(skip-chars-forward " \t")
|
|
(setq placeholder (point)))
|
|
(c-add-syntax 'arglist-intro placeholder))
|
|
;; CASE 7D: we are inside a conditional test clause. treat
|
|
;; these things as statements
|
|
((progn
|
|
(goto-char containing-sexp)
|
|
(and (c-safe (c-forward-sexp -1) t)
|
|
(looking-at "\\<for\\>[^_]")))
|
|
(goto-char (1+ containing-sexp))
|
|
(c-forward-syntactic-ws indent-point)
|
|
(if (eq char-before-ip ?\;)
|
|
(c-add-syntax 'statement (point))
|
|
(c-add-syntax 'statement-cont (point))
|
|
))
|
|
;; CASE 7E: maybe a continued ObjC method call. This is the
|
|
;; case when we are inside a [] bracketed exp, and what
|
|
;; precede the opening bracket is not an identifier.
|
|
((and c-opt-method-key
|
|
(eq (char-after containing-sexp) ?\[)
|
|
(progn
|
|
(goto-char (1- containing-sexp))
|
|
(c-backward-syntactic-ws (c-point 'bod))
|
|
(if (not (looking-at c-symbol-key))
|
|
(c-add-syntax 'objc-method-call-cont containing-sexp))
|
|
)))
|
|
;; CASE 7F: we are looking at an arglist continuation line,
|
|
;; but the preceding argument is on the same line as the
|
|
;; opening paren. This case includes multi-line
|
|
;; mathematical paren groupings, but we could be on a
|
|
;; for-list continuation line. C.f. case 7A.
|
|
((progn
|
|
(goto-char (1+ containing-sexp))
|
|
(skip-chars-forward " \t")
|
|
(and (not (eolp))
|
|
(not (looking-at "\\\\$"))))
|
|
(goto-char containing-sexp)
|
|
(setq placeholder (c-point 'boi))
|
|
(if (and (c-safe (backward-up-list 1) t)
|
|
(> (point) placeholder))
|
|
(progn
|
|
(forward-char)
|
|
(skip-chars-forward " \t"))
|
|
(goto-char placeholder))
|
|
(c-add-stmt-syntax 'arglist-cont-nonempty (list containing-sexp)
|
|
t nil
|
|
(c-most-enclosing-brace c-state-cache (point))
|
|
(c-whack-state-after (point) paren-state)))
|
|
;; CASE 7G: we are looking at just a normal arglist
|
|
;; continuation line
|
|
(t (c-forward-syntactic-ws indent-point)
|
|
(c-add-syntax 'arglist-cont (c-point 'boi)))
|
|
))
|
|
;; CASE 8: func-local multi-inheritance line
|
|
((and (c-major-mode-is 'c++-mode)
|
|
(save-excursion
|
|
(goto-char indent-point)
|
|
(skip-chars-forward " \t")
|
|
(looking-at c-opt-postfix-decl-spec-key)))
|
|
(goto-char indent-point)
|
|
(skip-chars-forward " \t")
|
|
(cond
|
|
;; CASE 8A: non-hanging colon on an inher intro
|
|
((eq char-after-ip ?:)
|
|
(c-backward-syntactic-ws lim)
|
|
(c-add-syntax 'inher-intro (c-point 'boi)))
|
|
;; CASE 8B: hanging colon on an inher intro
|
|
((eq char-before-ip ?:)
|
|
(c-add-syntax 'inher-intro (c-point 'boi)))
|
|
;; CASE 8C: a continued inheritance line
|
|
(t
|
|
(c-beginning-of-inheritance-list lim)
|
|
(c-add-syntax 'inher-cont (point))
|
|
)))
|
|
;; CASE 9: we are inside a brace-list
|
|
((and (not (c-mode-is-new-awk-p)) ; Maybe this isn't needed (ACM, 2002/3/29)
|
|
(setq special-brace-list
|
|
(or (and c-special-brace-lists
|
|
(save-excursion
|
|
(goto-char containing-sexp)
|
|
(c-looking-at-special-brace-list)))
|
|
(c-inside-bracelist-p containing-sexp paren-state))))
|
|
(cond
|
|
;; CASE 9A: In the middle of a special brace list opener.
|
|
((and (consp special-brace-list)
|
|
(save-excursion
|
|
(goto-char containing-sexp)
|
|
(eq (char-after) ?\())
|
|
(eq char-after-ip (car (cdr special-brace-list))))
|
|
(goto-char (car (car special-brace-list)))
|
|
(skip-chars-backward " \t")
|
|
(if (and (bolp)
|
|
(assoc 'statement-cont
|
|
(setq placeholder (c-guess-basic-syntax))))
|
|
(setq c-syntactic-context placeholder)
|
|
(c-beginning-of-statement-1
|
|
(c-safe-position (1- containing-sexp) paren-state))
|
|
(c-forward-token-2 0)
|
|
(while (looking-at c-specifier-key)
|
|
(goto-char (match-end 1))
|
|
(c-forward-syntactic-ws))
|
|
(c-add-syntax 'brace-list-open (c-point 'boi))))
|
|
;; CASE 9B: brace-list-close brace
|
|
((if (consp special-brace-list)
|
|
;; Check special brace list closer.
|
|
(progn
|
|
(goto-char (car (car special-brace-list)))
|
|
(save-excursion
|
|
(goto-char indent-point)
|
|
(back-to-indentation)
|
|
(or
|
|
;; We were between the special close char and the `)'.
|
|
(and (eq (char-after) ?\))
|
|
(eq (1+ (point)) (cdr (car special-brace-list))))
|
|
;; We were before the special close char.
|
|
(and (eq (char-after) (cdr (cdr special-brace-list)))
|
|
(zerop (c-forward-token-2))
|
|
(eq (1+ (point)) (cdr (car special-brace-list)))))))
|
|
;; Normal brace list check.
|
|
(and (eq char-after-ip ?})
|
|
(c-safe (goto-char (c-up-list-backward (point))) t)
|
|
(= (point) containing-sexp)))
|
|
(if (eq (point) (c-point 'boi))
|
|
(c-add-syntax 'brace-list-close (point))
|
|
(setq lim (c-most-enclosing-brace c-state-cache (point)))
|
|
(c-beginning-of-statement-1 lim)
|
|
(c-add-stmt-syntax 'brace-list-close nil t t lim
|
|
(c-whack-state-after (point) paren-state))))
|
|
(t
|
|
;; Prepare for the rest of the cases below by going to the
|
|
;; token following the opening brace
|
|
(if (consp special-brace-list)
|
|
(progn
|
|
(goto-char (car (car special-brace-list)))
|
|
(c-forward-token-2 1 nil indent-point))
|
|
(goto-char containing-sexp))
|
|
(forward-char)
|
|
(let ((start (point)))
|
|
(c-forward-syntactic-ws indent-point)
|
|
(goto-char (max start (c-point 'bol))))
|
|
(c-skip-ws-forward indent-point)
|
|
(cond
|
|
;; CASE 9C: we're looking at the first line in a brace-list
|
|
((= (point) indent-point)
|
|
(if (consp special-brace-list)
|
|
(goto-char (car (car special-brace-list)))
|
|
(goto-char containing-sexp))
|
|
(if (eq (point) (c-point 'boi))
|
|
(c-add-syntax 'brace-list-intro (point))
|
|
(setq lim (c-most-enclosing-brace c-state-cache (point)))
|
|
(c-beginning-of-statement-1 lim)
|
|
(c-add-stmt-syntax 'brace-list-intro nil t t lim
|
|
(c-whack-state-after (point) paren-state))))
|
|
;; CASE 9D: this is just a later brace-list-entry or
|
|
;; brace-entry-open
|
|
(t (if (or (eq char-after-ip ?{)
|
|
(and c-special-brace-lists
|
|
(save-excursion
|
|
(goto-char indent-point)
|
|
(c-forward-syntactic-ws (c-point 'eol))
|
|
(c-looking-at-special-brace-list (point)))))
|
|
(c-add-syntax 'brace-entry-open (point))
|
|
(c-add-syntax 'brace-list-entry (point))
|
|
))
|
|
))))
|
|
;; CASE 10: A continued statement or top level construct.
|
|
((and (if (c-mode-is-new-awk-p)
|
|
(c-awk-prev-line-incomplete-p containing-sexp) ; ACM 2002/3/29
|
|
(and (not (memq char-before-ip '(?\; ?:)))
|
|
(or (not (eq char-before-ip ?}))
|
|
(c-looking-at-inexpr-block-backward c-state-cache))))
|
|
(> (point)
|
|
(save-excursion
|
|
(c-beginning-of-statement-1 containing-sexp)
|
|
(setq placeholder (point))))
|
|
(/= placeholder containing-sexp))
|
|
;; This is shared with case 18.
|
|
(c-guess-continued-construct indent-point
|
|
char-after-ip
|
|
placeholder
|
|
containing-sexp
|
|
paren-state))
|
|
;; CASE 14: A case or default label
|
|
((looking-at c-label-kwds-regexp)
|
|
(goto-char containing-sexp)
|
|
(setq lim (c-most-enclosing-brace c-state-cache containing-sexp))
|
|
(c-backward-to-block-anchor lim)
|
|
(c-add-stmt-syntax 'case-label nil t nil
|
|
lim paren-state))
|
|
;; CASE 15: any other label
|
|
((looking-at c-label-key)
|
|
(goto-char containing-sexp)
|
|
(setq lim (c-most-enclosing-brace c-state-cache containing-sexp))
|
|
(save-excursion
|
|
(setq tmpsymbol
|
|
(if (and (eq (c-beginning-of-statement-1 lim) 'up)
|
|
(looking-at "switch\\>[^_]"))
|
|
;; If the surrounding statement is a switch then
|
|
;; let's analyze all labels as switch labels, so
|
|
;; that they get lined up consistently.
|
|
'case-label
|
|
'label)))
|
|
(c-backward-to-block-anchor lim)
|
|
(c-add-stmt-syntax tmpsymbol nil t nil
|
|
lim paren-state))
|
|
;; CASE 16: block close brace, possibly closing the defun or
|
|
;; the class
|
|
((eq char-after-ip ?})
|
|
;; From here on we have the next containing sexp in lim.
|
|
(setq lim (c-most-enclosing-brace paren-state))
|
|
(goto-char containing-sexp)
|
|
(cond
|
|
;; CASE 16E: Closing a statement block? This catches
|
|
;; cases where it's preceded by a statement keyword,
|
|
;; which works even when used in an "invalid" context,
|
|
;; e.g. a macro argument.
|
|
((c-after-conditional)
|
|
(c-backward-to-block-anchor lim)
|
|
(c-add-stmt-syntax 'block-close nil t nil
|
|
lim paren-state))
|
|
;; CASE 16A: closing a lambda defun or an in-expression
|
|
;; block? C.f. cases 4, 7B and 17E.
|
|
((setq placeholder (c-looking-at-inexpr-block
|
|
(c-safe-position containing-sexp paren-state)
|
|
nil))
|
|
(setq tmpsymbol (if (eq (car placeholder) 'inlambda)
|
|
'inline-close
|
|
'block-close))
|
|
(goto-char containing-sexp)
|
|
(back-to-indentation)
|
|
(if (= containing-sexp (point))
|
|
(c-add-syntax tmpsymbol (point))
|
|
(goto-char (cdr placeholder))
|
|
(back-to-indentation)
|
|
(c-add-stmt-syntax tmpsymbol nil t nil
|
|
(c-most-enclosing-brace paren-state (point))
|
|
(c-whack-state-after (point) paren-state))
|
|
(if (/= (point) (cdr placeholder))
|
|
(c-add-syntax (car placeholder)))))
|
|
;; CASE 16B: does this close an inline or a function in
|
|
;; a non-class declaration level block?
|
|
((setq placeholder (c-search-uplist-for-classkey paren-state))
|
|
(c-backward-to-decl-anchor lim)
|
|
(back-to-indentation)
|
|
(if (save-excursion
|
|
(goto-char (aref placeholder 0))
|
|
(looking-at c-other-decl-block-key))
|
|
(c-add-syntax 'defun-close (point))
|
|
(c-add-syntax 'inline-close (point))))
|
|
;; CASE 16F: Can be a defun-close of a function declared
|
|
;; in a statement block, e.g. in Pike or when using gcc
|
|
;; extensions. Might also trigger it with some macros
|
|
;; followed by blocks, and this gives sane indentation
|
|
;; then too. Let it through to be handled below.
|
|
;; C.f. cases B.3 and 17G.
|
|
((and (not inenclosing-p)
|
|
lim
|
|
(save-excursion
|
|
(and (not (c-looking-at-bos))
|
|
(eq (c-beginning-of-statement-1 lim nil nil t) 'same)
|
|
(setq placeholder (point)))))
|
|
(back-to-indentation)
|
|
(if (/= (point) containing-sexp)
|
|
(goto-char placeholder))
|
|
(c-add-stmt-syntax 'defun-close nil t nil
|
|
lim paren-state))
|
|
;; CASE 16C: if there an enclosing brace that hasn't
|
|
;; been narrowed out by a class, then this is a
|
|
;; block-close. C.f. case 17H.
|
|
((and (not inenclosing-p) lim)
|
|
;; If the block is preceded by a case/switch label on
|
|
;; the same line, we anchor at the first preceding label
|
|
;; at boi. The default handling in c-add-stmt-syntax is
|
|
;; really fixes it better, but we do like this to keep
|
|
;; the indentation compatible with version 5.28 and
|
|
;; earlier.
|
|
(while (and (/= (setq placeholder (point)) (c-point 'boi))
|
|
(eq (c-beginning-of-statement-1 lim) 'label)))
|
|
(goto-char placeholder)
|
|
(if (looking-at c-label-kwds-regexp)
|
|
(c-add-syntax 'block-close (point))
|
|
(goto-char containing-sexp)
|
|
;; c-backward-to-block-anchor not necessary here; those
|
|
;; situations are handled in case 16E above.
|
|
(c-add-stmt-syntax 'block-close nil t nil
|
|
lim paren-state)))
|
|
;; CASE 16D: find out whether we're closing a top-level
|
|
;; class or a defun
|
|
(t
|
|
(save-restriction
|
|
(narrow-to-region (point-min) indent-point)
|
|
(let ((decl (c-search-uplist-for-classkey (c-parse-state))))
|
|
(if decl
|
|
(c-add-class-syntax 'class-close decl paren-state)
|
|
(goto-char containing-sexp)
|
|
(c-backward-to-decl-anchor lim)
|
|
(back-to-indentation)
|
|
(c-add-syntax 'defun-close (point)))))
|
|
)))
|
|
;; CASE 17: Statement or defun catchall.
|
|
(t
|
|
(goto-char indent-point)
|
|
;; Back up statements until we find one that starts at boi.
|
|
(while (let* ((prev-point (point))
|
|
(last-step-type (c-beginning-of-statement-1
|
|
containing-sexp)))
|
|
(if (= (point) prev-point)
|
|
(progn
|
|
(setq step-type (or step-type last-step-type))
|
|
nil)
|
|
(setq step-type last-step-type)
|
|
(/= (point) (c-point 'boi)))))
|
|
(cond
|
|
;; CASE 17B: continued statement
|
|
((and (eq step-type 'same)
|
|
(/= (point) indent-point))
|
|
(c-add-stmt-syntax 'statement-cont nil nil nil
|
|
containing-sexp paren-state))
|
|
;; CASE 17A: After a case/default label?
|
|
((progn
|
|
(while (and (eq step-type 'label)
|
|
(not (looking-at c-label-kwds-regexp)))
|
|
(setq step-type
|
|
(c-beginning-of-statement-1 containing-sexp)))
|
|
(eq step-type 'label))
|
|
(c-add-stmt-syntax (if (eq char-after-ip ?{)
|
|
'statement-case-open
|
|
'statement-case-intro)
|
|
nil t nil containing-sexp paren-state))
|
|
;; CASE 17D: any old statement
|
|
((progn
|
|
(while (eq step-type 'label)
|
|
(setq step-type
|
|
(c-beginning-of-statement-1 containing-sexp)))
|
|
(eq step-type 'previous))
|
|
(c-add-stmt-syntax 'statement nil t nil
|
|
containing-sexp paren-state)
|
|
(if (eq char-after-ip ?{)
|
|
(c-add-syntax 'block-open)))
|
|
;; CASE 17I: Inside a substatement block.
|
|
((progn
|
|
;; The following tests are all based on containing-sexp.
|
|
(goto-char containing-sexp)
|
|
;; From here on we have the next containing sexp in lim.
|
|
(setq lim (c-most-enclosing-brace paren-state containing-sexp))
|
|
(c-after-conditional))
|
|
(c-backward-to-block-anchor lim)
|
|
(c-add-stmt-syntax 'statement-block-intro nil t nil
|
|
lim paren-state)
|
|
(if (eq char-after-ip ?{)
|
|
(c-add-syntax 'block-open)))
|
|
;; CASE 17E: first statement in an in-expression block.
|
|
;; C.f. cases 4, 7B and 16A.
|
|
((setq placeholder (c-looking-at-inexpr-block
|
|
(c-safe-position containing-sexp paren-state)
|
|
nil))
|
|
(setq tmpsymbol (if (eq (car placeholder) 'inlambda)
|
|
'defun-block-intro
|
|
'statement-block-intro))
|
|
(back-to-indentation)
|
|
(if (= containing-sexp (point))
|
|
(c-add-syntax tmpsymbol (point))
|
|
(goto-char (cdr placeholder))
|
|
(back-to-indentation)
|
|
(c-add-stmt-syntax tmpsymbol nil t nil
|
|
(c-most-enclosing-brace c-state-cache (point))
|
|
(c-whack-state-after (point) paren-state))
|
|
(if (/= (point) (cdr placeholder))
|
|
(c-add-syntax (car placeholder))))
|
|
(if (eq char-after-ip ?{)
|
|
(c-add-syntax 'block-open)))
|
|
;; CASE 17F: first statement in an inline, or first
|
|
;; statement in a top-level defun. we can tell this is it
|
|
;; if there are no enclosing braces that haven't been
|
|
;; narrowed out by a class (i.e. don't use bod here).
|
|
((save-excursion
|
|
(save-restriction
|
|
(widen)
|
|
(c-narrow-out-enclosing-class paren-state containing-sexp)
|
|
(not (c-most-enclosing-brace paren-state))))
|
|
(c-backward-to-decl-anchor lim)
|
|
(back-to-indentation)
|
|
(c-add-syntax 'defun-block-intro (point)))
|
|
;; CASE 17G: First statement in a function declared inside
|
|
;; a normal block. This can occur in Pike and with
|
|
;; e.g. the gcc extensions. Might also trigger it with
|
|
;; some macros followed by blocks, and this gives sane
|
|
;; indentation then too. C.f. cases B.3 and 16F.
|
|
((save-excursion
|
|
(and (not (c-looking-at-bos))
|
|
(eq (c-beginning-of-statement-1 lim nil nil t) 'same)
|
|
(setq placeholder (point))))
|
|
(back-to-indentation)
|
|
(if (/= (point) containing-sexp)
|
|
(goto-char placeholder))
|
|
(c-add-stmt-syntax 'defun-block-intro nil t nil
|
|
lim paren-state))
|
|
;; CASE 17H: First statement in a block. C.f. case 16C.
|
|
(t
|
|
;; If the block is preceded by a case/switch label on the
|
|
;; same line, we anchor at the first preceding label at
|
|
;; boi. The default handling in c-add-stmt-syntax is
|
|
;; really fixes it better, but we do like this to keep the
|
|
;; indentation compatible with version 5.28 and earlier.
|
|
(while (and (/= (setq placeholder (point)) (c-point 'boi))
|
|
(eq (c-beginning-of-statement-1 lim) 'label)))
|
|
(goto-char placeholder)
|
|
(if (looking-at c-label-kwds-regexp)
|
|
(c-add-syntax 'statement-block-intro (point))
|
|
(goto-char containing-sexp)
|
|
;; c-backward-to-block-anchor not necessary here; those
|
|
;; situations are handled in case 17I above.
|
|
(c-add-stmt-syntax 'statement-block-intro nil t nil
|
|
lim paren-state))
|
|
(if (eq char-after-ip ?{)
|
|
(c-add-syntax 'block-open)))
|
|
))
|
|
)
|
|
;; now we need to look at any modifiers
|
|
(goto-char indent-point)
|
|
(skip-chars-forward " \t")
|
|
;; are we looking at a comment only line?
|
|
(when (and (looking-at c-comment-start-regexp)
|
|
(/= (c-forward-token-2 0 nil (c-point 'eol)) 0))
|
|
(c-append-syntax 'comment-intro))
|
|
;; we might want to give additional offset to friends (in C++).
|
|
(when (and c-opt-friend-key
|
|
(looking-at c-opt-friend-key))
|
|
(c-append-syntax 'friend))
|
|
|
|
;; Set syntactic-relpos.
|
|
(let ((p c-syntactic-context))
|
|
(while (and p
|
|
(if (integerp (car-safe (cdr-safe (car p))))
|
|
(progn
|
|
(setq syntactic-relpos (car (cdr (car p))))
|
|
nil)
|
|
t))
|
|
(setq p (cdr p))))
|
|
|
|
;; Start of or a continuation of a preprocessor directive?
|
|
(if (and macro-start
|
|
(eq macro-start (c-point 'boi))
|
|
(not (and (c-major-mode-is 'pike-mode)
|
|
(eq (char-after (1+ macro-start)) ?\"))))
|
|
(c-append-syntax 'cpp-macro)
|
|
(when (and c-syntactic-indentation-in-macros macro-start)
|
|
(if in-macro-expr
|
|
(when (or
|
|
(< syntactic-relpos macro-start)
|
|
(not (or
|
|
(assq 'arglist-intro c-syntactic-context)
|
|
(assq 'arglist-cont c-syntactic-context)
|
|
(assq 'arglist-cont-nonempty c-syntactic-context)
|
|
(assq 'arglist-close c-syntactic-context))))
|
|
;; If inside a cpp expression, i.e. anywhere in a
|
|
;; cpp directive except a #define body, we only let
|
|
;; through the syntactic analysis that is internal
|
|
;; in the expression. That means the arglist
|
|
;; elements, if they are anchored inside the cpp
|
|
;; expression.
|
|
(setq c-syntactic-context nil)
|
|
(c-add-syntax 'cpp-macro-cont macro-start))
|
|
(when (and (eq macro-start syntactic-relpos)
|
|
(not (assq 'cpp-define-intro c-syntactic-context))
|
|
(save-excursion
|
|
(goto-char macro-start)
|
|
(or (not (c-forward-to-cpp-define-body))
|
|
(<= (point) (c-point 'boi indent-point)))))
|
|
;; Inside a #define body and the syntactic analysis is
|
|
;; anchored on the start of the #define. In this case
|
|
;; we add cpp-define-intro to get the extra
|
|
;; indentation of the #define body.
|
|
(c-add-syntax 'cpp-define-intro)))))
|
|
;; return the syntax
|
|
c-syntactic-context)))))
|
|
((>= (string-to-number c-version) 5.29)
|
|
(defun c-guess-basic-syntax ()
|
|
"Return the syntactic context of the current line."
|
|
(save-excursion
|
|
(save-restriction
|
|
(beginning-of-line)
|
|
(let* ((indent-point (point))
|
|
(case-fold-search nil)
|
|
(paren-state (c-parse-state))
|
|
literal containing-sexp char-before-ip char-after-ip lim
|
|
syntax placeholder c-in-literal-cache step-type
|
|
tmpsymbol keyword injava-inher special-brace-list
|
|
;; narrow out any enclosing class or extern "C" block
|
|
(inclass-p (c-narrow-out-enclosing-class paren-state
|
|
indent-point))
|
|
;; c-state-cache is shadowed here. That means we must
|
|
;; not do any changes during the execution of this
|
|
;; function, since c-check-state-cache then would change
|
|
;; this local variable and leave a bogus value in the
|
|
;; global one.
|
|
(c-state-cache (if inclass-p
|
|
(c-whack-state-before (point-min) paren-state)
|
|
paren-state))
|
|
(c-state-cache-start (point-min))
|
|
inenclosing-p macro-start in-macro-expr
|
|
;; There's always at most one syntactic element which got
|
|
;; a relpos. It's stored in syntactic-relpos.
|
|
syntactic-relpos
|
|
(c-stmt-delim-chars c-stmt-delim-chars))
|
|
;; check for meta top-level enclosing constructs, possible
|
|
;; extern language definitions, possibly (in C++) namespace
|
|
;; definitions.
|
|
(save-excursion
|
|
(save-restriction
|
|
(widen)
|
|
(if (and inclass-p
|
|
(progn
|
|
(goto-char (aref inclass-p 0))
|
|
(looking-at c-other-decl-block-key)))
|
|
(let ((enclosing (match-string 1)))
|
|
(cond
|
|
((string-equal enclosing "extern")
|
|
(setq inenclosing-p 'extern))
|
|
((string-equal enclosing "namespace")
|
|
(setq inenclosing-p 'namespace))
|
|
)))))
|
|
|
|
;; Init some position variables:
|
|
;;
|
|
;; containing-sexp is the open paren of the closest
|
|
;; surrounding sexp or nil if there is none that hasn't been
|
|
;; narrowed out.
|
|
;;
|
|
;; lim is the position after the closest preceding brace sexp
|
|
;; (nested sexps are ignored), or the position after
|
|
;; containing-sexp if there is none, or (point-min) if
|
|
;; containing-sexp is nil.
|
|
;;
|
|
;; c-state-cache is the state from c-parse-state at
|
|
;; indent-point, without any parens outside the region
|
|
;; narrowed by c-narrow-out-enclosing-class.
|
|
;;
|
|
;; paren-state is the state from c-parse-state outside
|
|
;; containing-sexp, or at indent-point if containing-sexp is
|
|
;; nil. paren-state is not limited to the narrowed region, as
|
|
;; opposed to c-state-cache.
|
|
(if c-state-cache
|
|
(progn
|
|
(setq containing-sexp (car paren-state)
|
|
paren-state (cdr paren-state))
|
|
(if (consp containing-sexp)
|
|
(progn
|
|
(setq lim (cdr containing-sexp))
|
|
(if (cdr c-state-cache)
|
|
;; Ignore balanced paren. The next entry
|
|
;; can't be another one.
|
|
(setq containing-sexp (car (cdr c-state-cache))
|
|
paren-state (cdr paren-state))
|
|
;; If there is no surrounding open paren then
|
|
;; put the last balanced pair back on paren-state.
|
|
(setq paren-state (cons containing-sexp paren-state)
|
|
containing-sexp nil)))
|
|
(setq lim (1+ containing-sexp))))
|
|
(setq lim (point-min)))
|
|
|
|
;; If we're in a parenthesis list then ',' delimits the
|
|
;; "statements" rather than being an operator (with the
|
|
;; exception of the "for" clause). This difference is
|
|
;; typically only noticeable when statements are used in macro
|
|
;; arglists.
|
|
(when (and containing-sexp
|
|
(eq (char-after containing-sexp) ?\())
|
|
(setq c-stmt-delim-chars c-stmt-delim-chars-with-comma))
|
|
|
|
;; cache char before and after indent point, and move point to
|
|
;; the most likely position to perform the majority of tests
|
|
(goto-char indent-point)
|
|
(c-backward-syntactic-ws lim)
|
|
(setq char-before-ip (char-before))
|
|
(goto-char indent-point)
|
|
(skip-chars-forward " \t")
|
|
(setq char-after-ip (char-after))
|
|
|
|
;; are we in a literal?
|
|
(setq literal (c-in-literal lim))
|
|
|
|
;; now figure out syntactic qualities of the current line
|
|
(cond
|
|
;; CASE 1: in a string.
|
|
((eq literal 'string)
|
|
(c-add-syntax 'string (c-point 'bopl)))
|
|
;; CASE 2: in a C or C++ style comment.
|
|
((memq literal '(c c++))
|
|
(c-add-syntax literal (car (c-literal-limits lim))))
|
|
;; CASE 3: in a cpp preprocessor macro continuation.
|
|
((and (save-excursion
|
|
(when (c-beginning-of-macro)
|
|
(setq macro-start (point))))
|
|
(/= macro-start (c-point 'boi))
|
|
(progn
|
|
(setq tmpsymbol 'cpp-macro-cont)
|
|
(or (not c-syntactic-indentation-in-macros)
|
|
(save-excursion
|
|
(goto-char macro-start)
|
|
;; If at the beginning of the body of a #define
|
|
;; directive then analyze as cpp-define-intro
|
|
;; only. Go on with the syntactic analysis
|
|
;; otherwise. in-macro-expr is set if we're in a
|
|
;; cpp expression, i.e. before the #define body
|
|
;; or anywhere in a non-#define directive.
|
|
(if (c-forward-to-cpp-define-body)
|
|
(let ((indent-boi (c-point 'boi indent-point)))
|
|
(setq in-macro-expr (> (point) indent-boi)
|
|
tmpsymbol 'cpp-define-intro)
|
|
(= (point) indent-boi))
|
|
(setq in-macro-expr t)
|
|
nil)))))
|
|
(c-add-syntax tmpsymbol macro-start)
|
|
(setq macro-start nil))
|
|
;; CASE 11: an else clause?
|
|
((looking-at "else\\>[^_]")
|
|
(c-beginning-of-statement-1 containing-sexp)
|
|
(c-add-stmt-syntax 'else-clause t containing-sexp paren-state))
|
|
;; CASE 12: while closure of a do/while construct?
|
|
((and (looking-at "while\\>[^_]")
|
|
(save-excursion
|
|
(prog1 (eq (c-beginning-of-statement-1 containing-sexp)
|
|
'beginning)
|
|
(setq placeholder (point)))))
|
|
(goto-char placeholder)
|
|
(c-add-stmt-syntax 'do-while-closure t containing-sexp paren-state))
|
|
;; CASE 13: A catch or finally clause? This case is simpler
|
|
;; than if-else and do-while, because a block is required
|
|
;; after every try, catch and finally.
|
|
((save-excursion
|
|
(and (cond ((c-major-mode-is 'c++-mode)
|
|
(looking-at "catch\\>[^_]"))
|
|
((c-major-mode-is 'java-mode)
|
|
(looking-at "\\(catch\\|finally\\)\\>[^_]")))
|
|
(and (c-safe (c-backward-syntactic-ws)
|
|
(c-backward-sexp)
|
|
t)
|
|
(eq (char-after) ?{)
|
|
(c-safe (c-backward-syntactic-ws)
|
|
(c-backward-sexp)
|
|
t)
|
|
(if (eq (char-after) ?\()
|
|
(c-safe (c-backward-sexp) t)
|
|
t))
|
|
(looking-at "\\(try\\|catch\\)\\>[^_]")
|
|
(setq placeholder (point))))
|
|
(goto-char placeholder)
|
|
(c-add-stmt-syntax 'catch-clause t containing-sexp paren-state))
|
|
;; CASE 18: A substatement we can recognize by keyword.
|
|
((save-excursion
|
|
(and c-opt-block-stmt-key
|
|
(not (eq char-before-ip ?\;))
|
|
(not (memq char-after-ip '(?\) ?\] ?,)))
|
|
(or (not (eq char-before-ip ?}))
|
|
(c-looking-at-inexpr-block-backward c-state-cache))
|
|
(> (point)
|
|
(progn
|
|
;; Ought to cache the result from the
|
|
;; c-beginning-of-statement-1 calls here.
|
|
(setq placeholder (point))
|
|
(while (eq (setq step-type
|
|
(c-beginning-of-statement-1 lim))
|
|
'label))
|
|
(if (eq step-type 'previous)
|
|
(goto-char placeholder)
|
|
(setq placeholder (point))
|
|
(if (and (eq step-type 'same)
|
|
(not (looking-at c-opt-block-stmt-key)))
|
|
;; Step up to the containing statement if we
|
|
;; stayed in the same one.
|
|
(let (step)
|
|
(while (eq
|
|
(setq step
|
|
(c-beginning-of-statement-1 lim))
|
|
'label))
|
|
(if (eq step 'up)
|
|
(setq placeholder (point))
|
|
;; There was no containing statement afterall.
|
|
(goto-char placeholder)))))
|
|
placeholder))
|
|
(if (looking-at c-block-stmt-2-key)
|
|
;; Require a parenthesis after these keywords.
|
|
;; Necessary to catch e.g. synchronized in Java,
|
|
;; which can be used both as statement and
|
|
;; modifier.
|
|
(and (= (c-forward-token-1 1 nil) 0)
|
|
(eq (char-after) ?\())
|
|
(looking-at c-opt-block-stmt-key))))
|
|
(if (eq step-type 'up)
|
|
;; CASE 18A: Simple substatement.
|
|
(progn
|
|
(goto-char placeholder)
|
|
(cond
|
|
((eq char-after-ip ?{)
|
|
(c-add-stmt-syntax 'substatement-open nil
|
|
containing-sexp paren-state))
|
|
((save-excursion
|
|
(goto-char indent-point)
|
|
(back-to-indentation)
|
|
(looking-at c-label-key))
|
|
(c-add-stmt-syntax 'substatement-label nil
|
|
containing-sexp paren-state))
|
|
(t
|
|
(c-add-stmt-syntax 'substatement nil
|
|
containing-sexp paren-state))))
|
|
;; CASE 18B: Some other substatement. This is shared
|
|
;; with case 10.
|
|
(c-guess-continued-construct indent-point
|
|
char-after-ip
|
|
placeholder
|
|
lim
|
|
paren-state)))
|
|
;; CASE 4: In-expression statement. C.f. cases 7B, 16A and
|
|
;; 17E.
|
|
((and (or c-opt-inexpr-class-key
|
|
c-opt-inexpr-block-key
|
|
c-opt-lambda-key)
|
|
(setq placeholder (c-looking-at-inexpr-block
|
|
(c-safe-position containing-sexp paren-state)
|
|
containing-sexp)))
|
|
(setq tmpsymbol (assq (car placeholder)
|
|
'((inexpr-class . class-open)
|
|
(inexpr-statement . block-open))))
|
|
(if tmpsymbol
|
|
;; It's a statement block or an anonymous class.
|
|
(setq tmpsymbol (cdr tmpsymbol))
|
|
;; It's a Pike lambda. Check whether we are between the
|
|
;; lambda keyword and the argument list or at the defun
|
|
;; opener.
|
|
(setq tmpsymbol (if (eq char-after-ip ?{)
|
|
'inline-open
|
|
'lambda-intro-cont)))
|
|
(goto-char (cdr placeholder))
|
|
(back-to-indentation)
|
|
(c-add-stmt-syntax tmpsymbol t
|
|
(c-most-enclosing-brace c-state-cache (point))
|
|
(c-whack-state-after (point) paren-state))
|
|
(unless (eq (point) (cdr placeholder))
|
|
(c-add-syntax (car placeholder))))
|
|
;; CASE 5: Line is at top level.
|
|
((null containing-sexp)
|
|
(cond
|
|
;; CASE 5A: we are looking at a defun, brace list, class,
|
|
;; or inline-inclass method opening brace
|
|
((setq special-brace-list
|
|
(or (and c-special-brace-lists
|
|
(c-looking-at-special-brace-list))
|
|
(eq char-after-ip ?{)))
|
|
(cond
|
|
;; CASE 5A.1: extern language or namespace construct
|
|
((save-excursion
|
|
(goto-char indent-point)
|
|
(skip-chars-forward " \t")
|
|
(and (c-safe (progn (c-backward-sexp 2) t))
|
|
(looking-at c-other-decl-block-key)
|
|
(setq keyword (match-string 1)
|
|
placeholder (point))
|
|
(or (and (string-equal keyword "namespace")
|
|
(setq tmpsymbol 'namespace-open))
|
|
(and (string-equal keyword "extern")
|
|
(progn
|
|
(c-forward-sexp 1)
|
|
(c-forward-syntactic-ws)
|
|
(eq (char-after) ?\"))
|
|
(setq tmpsymbol 'extern-lang-open)))
|
|
))
|
|
(goto-char placeholder)
|
|
(c-add-syntax tmpsymbol (c-point 'boi)))
|
|
;; CASE 5A.2: we are looking at a class opening brace
|
|
((save-excursion
|
|
(goto-char indent-point)
|
|
(skip-chars-forward " \t{")
|
|
(let ((decl (c-search-uplist-for-classkey (c-parse-state))))
|
|
(and decl
|
|
(setq placeholder (aref decl 0)))
|
|
))
|
|
(c-add-syntax 'class-open placeholder))
|
|
;; CASE 5A.3: brace list open
|
|
((save-excursion
|
|
(c-beginning-of-decl-1 lim)
|
|
(if (looking-at "typedef\\>[^_]")
|
|
(progn (c-forward-sexp 1)
|
|
(c-forward-syntactic-ws indent-point)))
|
|
(setq placeholder (c-point 'boi))
|
|
(or (consp special-brace-list)
|
|
(and (or (save-excursion
|
|
(goto-char indent-point)
|
|
(setq tmpsymbol nil)
|
|
(while (and (> (point) placeholder)
|
|
(= (c-backward-token-1 1 t) 0)
|
|
(/= (char-after) ?=))
|
|
(if (and (not tmpsymbol)
|
|
(looking-at "new\\>[^_]"))
|
|
(setq tmpsymbol 'topmost-intro-cont)))
|
|
(eq (char-after) ?=))
|
|
(looking-at "enum\\>[^_]"))
|
|
(save-excursion
|
|
(while (and (< (point) indent-point)
|
|
(= (c-forward-token-1 1 t) 0)
|
|
(not (memq (char-after) '(?\; ?\()))))
|
|
(not (memq (char-after) '(?\; ?\()))
|
|
))))
|
|
(if (and (c-major-mode-is 'java-mode)
|
|
(eq tmpsymbol 'topmost-intro-cont))
|
|
;; We're in Java and have found that the open brace
|
|
;; belongs to a "new Foo[]" initialization list,
|
|
;; which means the brace list is part of an
|
|
;; expression and not a top level definition. We
|
|
;; therefore treat it as any topmost continuation
|
|
;; even though the semantically correct symbol still
|
|
;; is brace-list-open, on the same grounds as in
|
|
;; case 10B.2.
|
|
(progn
|
|
(c-beginning-of-statement-1 lim)
|
|
(c-add-syntax 'topmost-intro-cont (c-point 'boi)))
|
|
(c-add-syntax 'brace-list-open placeholder)))
|
|
;; CASE 5A.4: inline defun open
|
|
((and inclass-p (not inenclosing-p))
|
|
(c-add-syntax 'inline-open)
|
|
(c-add-class-syntax 'inclass inclass-p paren-state))
|
|
;; CASE 5A.5: ordinary defun open
|
|
(t
|
|
(goto-char placeholder)
|
|
(if (or inclass-p macro-start)
|
|
(c-add-syntax 'defun-open (c-point 'boi))
|
|
;; Bogus to use bol here, but it's the legacy.
|
|
(c-add-syntax 'defun-open (c-point 'bol)))
|
|
)))
|
|
;; CASE 5B: first K&R arg decl or member init
|
|
((c-just-after-func-arglist-p nil lim)
|
|
(cond
|
|
;; CASE 5B.1: a member init
|
|
((or (eq char-before-ip ?:)
|
|
(eq char-after-ip ?:))
|
|
;; this line should be indented relative to the beginning
|
|
;; of indentation for the topmost-intro line that contains
|
|
;; the prototype's open paren
|
|
;; TBD: is the following redundant?
|
|
(if (eq char-before-ip ?:)
|
|
(forward-char -1))
|
|
(c-backward-syntactic-ws lim)
|
|
;; TBD: is the preceding redundant?
|
|
(if (eq (char-before) ?:)
|
|
(progn (forward-char -1)
|
|
(c-backward-syntactic-ws lim)))
|
|
(if (eq (char-before) ?\))
|
|
(c-backward-sexp 1))
|
|
(setq placeholder (point))
|
|
(save-excursion
|
|
(and (c-safe (c-backward-sexp 1) t)
|
|
(looking-at "throw[^_]")
|
|
(c-safe (c-backward-sexp 1) t)
|
|
(setq placeholder (point))))
|
|
(goto-char placeholder)
|
|
(c-add-syntax 'member-init-intro (c-point 'boi))
|
|
;; we don't need to add any class offset since this
|
|
;; should be relative to the ctor's indentation
|
|
)
|
|
;; CASE 5B.2: K&R arg decl intro
|
|
(c-recognize-knr-p
|
|
(c-beginning-of-statement-1 lim)
|
|
(c-add-syntax 'knr-argdecl-intro (c-point 'boi))
|
|
(if inclass-p
|
|
(c-add-class-syntax 'inclass inclass-p paren-state)))
|
|
;; CASE 5B.3: Inside a member init list.
|
|
((c-beginning-of-member-init-list lim)
|
|
(c-forward-syntactic-ws)
|
|
(c-add-syntax 'member-init-cont (point)))
|
|
;; CASE 5B.4: Nether region after a C++ or Java func
|
|
;; decl, which could include a `throws' declaration.
|
|
(t
|
|
(c-beginning-of-statement-1 lim)
|
|
(c-add-syntax 'func-decl-cont (c-point 'boi))
|
|
)))
|
|
;; CASE 5C: inheritance line. could be first inheritance
|
|
;; line, or continuation of a multiple inheritance
|
|
((or (and (c-major-mode-is 'c++-mode)
|
|
(progn
|
|
(when (eq char-after-ip ?,)
|
|
(skip-chars-forward " \t")
|
|
(forward-char))
|
|
(looking-at c-opt-decl-spec-key)))
|
|
(and (or (eq char-before-ip ?:)
|
|
;; watch out for scope operator
|
|
(save-excursion
|
|
(and (eq char-after-ip ?:)
|
|
(c-safe (progn (forward-char 1) t))
|
|
(not (eq (char-after) ?:))
|
|
)))
|
|
(save-excursion
|
|
(c-backward-syntactic-ws lim)
|
|
(if (eq char-before-ip ?:)
|
|
(progn
|
|
(forward-char -1)
|
|
(c-backward-syntactic-ws lim)))
|
|
(back-to-indentation)
|
|
(looking-at c-class-key)))
|
|
;; for Java
|
|
(and (c-major-mode-is 'java-mode)
|
|
(let ((fence (save-excursion
|
|
(c-beginning-of-statement-1 lim)
|
|
(point)))
|
|
cont done)
|
|
(save-excursion
|
|
(while (not done)
|
|
(cond ((looking-at c-opt-decl-spec-key)
|
|
(setq injava-inher (cons cont (point))
|
|
done t))
|
|
((or (not (c-safe (c-forward-sexp -1) t))
|
|
(<= (point) fence))
|
|
(setq done t))
|
|
)
|
|
(setq cont t)))
|
|
injava-inher)
|
|
(not (c-crosses-statement-barrier-p (cdr injava-inher)
|
|
(point)))
|
|
))
|
|
(cond
|
|
;; CASE 5C.1: non-hanging colon on an inher intro
|
|
((eq char-after-ip ?:)
|
|
(c-beginning-of-statement-1 lim)
|
|
(c-add-syntax 'inher-intro (c-point 'boi))
|
|
;; don't add inclass symbol since relative point already
|
|
;; contains any class offset
|
|
)
|
|
;; CASE 5C.2: hanging colon on an inher intro
|
|
((eq char-before-ip ?:)
|
|
(c-beginning-of-statement-1 lim)
|
|
(c-add-syntax 'inher-intro (c-point 'boi))
|
|
(if inclass-p
|
|
(c-add-class-syntax 'inclass inclass-p paren-state)))
|
|
;; KDE Hack Start:
|
|
((and inclass-p
|
|
c-access-key
|
|
(looking-at c-access-key))
|
|
(c-add-syntax 'access-label (c-point 'bonl))
|
|
(setq placeholder (c-add-class-syntax 'inclass inclass-p
|
|
paren-state)))
|
|
;;(nconc syntax (list (cons 'access-label placeholder))))
|
|
;; KDE Hack End.
|
|
;; CASE 5C.3: in a Java implements/extends
|
|
(injava-inher
|
|
(let ((where (cdr injava-inher))
|
|
(cont (car injava-inher)))
|
|
(goto-char where)
|
|
(cond ((looking-at "throws\\>[^_]")
|
|
(c-add-syntax 'func-decl-cont
|
|
(progn (c-beginning-of-statement-1 lim)
|
|
(c-point 'boi))))
|
|
(cont (c-add-syntax 'inher-cont where))
|
|
(t (c-add-syntax 'inher-intro
|
|
(progn (goto-char (cdr injava-inher))
|
|
(c-beginning-of-statement-1 lim)
|
|
(point))))
|
|
)))
|
|
;; CASE 5C.4: a continued inheritance line
|
|
(t
|
|
(c-beginning-of-inheritance-list lim)
|
|
(c-add-syntax 'inher-cont (point))
|
|
;; don't add inclass symbol since relative point already
|
|
;; contains any class offset
|
|
)))
|
|
;; CASE 5D: this could be a top-level initialization, a
|
|
;; member init list continuation, or a template argument
|
|
;; list continuation.
|
|
((c-with-syntax-table (if (c-major-mode-is 'c++-mode)
|
|
c++-template-syntax-table
|
|
(syntax-table))
|
|
(save-excursion
|
|
;; Note: We use the fact that lim is always after any
|
|
;; preceding brace sexp.
|
|
(while (and (= (c-backward-token-1 1 t lim) 0)
|
|
(not (looking-at "[;<,=]"))))
|
|
(or (memq (char-after) '(?, ?=))
|
|
(and (c-major-mode-is 'c++-mode)
|
|
(= (c-backward-token-1 1 nil lim) 0)
|
|
(eq (char-after) ?<)))))
|
|
(goto-char indent-point)
|
|
(c-beginning-of-member-init-list lim)
|
|
(cond
|
|
;; CASE 5D.1: hanging member init colon, but watch out
|
|
;; for bogus matches on access specifiers inside classes.
|
|
((and (save-excursion
|
|
(setq placeholder (point))
|
|
(c-backward-token-1 1 t lim)
|
|
(and (eq (char-after) ?:)
|
|
(not (eq (char-before) ?:))))
|
|
(save-excursion
|
|
(goto-char placeholder)
|
|
(back-to-indentation)
|
|
(or
|
|
(/= (car (save-excursion
|
|
(parse-partial-sexp (point) placeholder)))
|
|
0)
|
|
(and
|
|
(if c-opt-access-key
|
|
(not (looking-at c-opt-access-key)) t)
|
|
(not (looking-at c-class-key))
|
|
(if c-opt-bitfield-key
|
|
(not (looking-at c-opt-bitfield-key)) t))
|
|
)))
|
|
(goto-char placeholder)
|
|
(c-forward-syntactic-ws)
|
|
(c-add-syntax 'member-init-cont (point))
|
|
;; we do not need to add class offset since relative
|
|
;; point is the member init above us
|
|
)
|
|
;; CASE 5D.2: non-hanging member init colon
|
|
((progn
|
|
(c-forward-syntactic-ws indent-point)
|
|
(eq (char-after) ?:))
|
|
(skip-chars-forward " \t:")
|
|
(c-add-syntax 'member-init-cont (point)))
|
|
;; CASE 5D.3: perhaps a template list continuation?
|
|
((and (c-major-mode-is 'c++-mode)
|
|
(save-excursion
|
|
(save-restriction
|
|
(c-with-syntax-table c++-template-syntax-table
|
|
(goto-char indent-point)
|
|
(setq placeholder (c-up-list-backward (point)))
|
|
(and placeholder
|
|
(eq (char-after placeholder) ?<))))))
|
|
;; we can probably indent it just like an arglist-cont
|
|
(goto-char placeholder)
|
|
(c-beginning-of-statement-1 lim t)
|
|
(c-add-syntax 'template-args-cont (c-point 'boi)))
|
|
;; CASE 5D.4: perhaps a multiple inheritance line?
|
|
((and (c-major-mode-is 'c++-mode)
|
|
(save-excursion
|
|
(c-beginning-of-statement-1 lim)
|
|
(setq placeholder (point))
|
|
(if (looking-at "static\\>[^_]")
|
|
(c-forward-token-1 1 nil indent-point))
|
|
(and (looking-at c-class-key)
|
|
(= (c-forward-token-1 2 nil indent-point) 0)
|
|
(if (eq (char-after) ?<)
|
|
(c-with-syntax-table c++-template-syntax-table
|
|
(= (c-forward-token-1 1 t indent-point) 0))
|
|
t)
|
|
(eq (char-after) ?:))))
|
|
(goto-char placeholder)
|
|
(c-add-syntax 'inher-cont (c-point 'boi)))
|
|
;; CASE 5D.5: Continuation of the "expression part" of a
|
|
;; top level construct.
|
|
(t
|
|
(while (and (eq (car (c-beginning-of-decl-1 containing-sexp))
|
|
'same)
|
|
(save-excursion
|
|
(c-backward-syntactic-ws)
|
|
(eq (char-before) ?}))))
|
|
(c-add-stmt-syntax
|
|
(if (eq char-before-ip ?,)
|
|
;; A preceding comma at the top level means that a
|
|
;; new variable declaration starts here. Use
|
|
;; topmost-intro-cont for it, for consistency with
|
|
;; the first variable declaration. C.f. case 5N.
|
|
'topmost-intro-cont
|
|
'statement-cont)
|
|
nil containing-sexp paren-state))
|
|
))
|
|
;; CASE 5E: we are looking at a access specifier
|
|
((and inclass-p
|
|
c-opt-access-key
|
|
(looking-at c-opt-access-key))
|
|
(setq placeholder (c-add-class-syntax 'inclass inclass-p
|
|
paren-state))
|
|
;; Append access-label with the same anchor point as inclass gets.
|
|
(nconc syntax (list (cons 'access-label placeholder))))
|
|
;; CASE 5F: extern-lang-close or namespace-close?
|
|
((and inenclosing-p
|
|
(eq char-after-ip ?}))
|
|
(setq tmpsymbol (if (eq inenclosing-p 'extern)
|
|
'extern-lang-close
|
|
'namespace-close))
|
|
(c-add-syntax tmpsymbol (aref inclass-p 0)))
|
|
;; CASE 5G: we are looking at the brace which closes the
|
|
;; enclosing nested class decl
|
|
((and inclass-p
|
|
(eq char-after-ip ?})
|
|
(save-excursion
|
|
(save-restriction
|
|
(widen)
|
|
(forward-char 1)
|
|
(and (c-safe (progn (c-backward-sexp 1) t))
|
|
(= (point) (aref inclass-p 1))
|
|
))))
|
|
(c-add-class-syntax 'class-close inclass-p paren-state))
|
|
;; CASE 5H: we could be looking at subsequent knr-argdecls
|
|
((and c-recognize-knr-p
|
|
(not (eq char-before-ip ?}))
|
|
(save-excursion
|
|
(setq placeholder (cdr (c-beginning-of-decl-1 lim)))
|
|
(and placeholder
|
|
;; Do an extra check to avoid tripping up on
|
|
;; statements that occur in invalid contexts
|
|
;; (e.g. in macro bodies where we don't really
|
|
;; know the context of what we're looking at).
|
|
(not (and c-opt-block-stmt-key
|
|
(looking-at c-opt-block-stmt-key)))))
|
|
(< placeholder indent-point))
|
|
(goto-char placeholder)
|
|
(c-add-syntax 'knr-argdecl (point)))
|
|
;; CASE 5I: ObjC method definition.
|
|
((and c-opt-method-key
|
|
(looking-at c-opt-method-key))
|
|
(c-beginning-of-statement-1 lim)
|
|
(c-add-syntax 'objc-method-intro (c-point 'boi)))
|
|
;; CASE 5N: At a variable declaration that follows a class
|
|
;; definition or some other block declaration that doesn't
|
|
;; end at the closing '}'. C.f. case 5D.5.
|
|
((progn
|
|
(c-backward-syntactic-ws lim)
|
|
(and (eq (char-before) ?})
|
|
(save-excursion
|
|
(let ((start (point)))
|
|
(if paren-state
|
|
;; Speed up the backward search a bit.
|
|
(goto-char (car (car paren-state))))
|
|
(c-beginning-of-decl-1 containing-sexp)
|
|
(setq placeholder (point))
|
|
(if (= start (point))
|
|
;; The '}' is unbalanced.
|
|
nil
|
|
(c-end-of-decl-1)
|
|
(> (point) indent-point))))))
|
|
(goto-char placeholder)
|
|
(c-add-stmt-syntax 'topmost-intro-cont nil
|
|
containing-sexp paren-state))
|
|
;; CASE 5J: we are at the topmost level, make
|
|
;; sure we skip back past any access specifiers
|
|
((progn
|
|
(while (and inclass-p
|
|
c-opt-access-key
|
|
(not (bobp))
|
|
(save-excursion
|
|
(c-safe (progn (c-backward-sexp 1) t))
|
|
(and (looking-at "Q_SLOTS:")
|
|
(c-backward-sexp 1))
|
|
(looking-at c-opt-access-key)))
|
|
(c-backward-sexp 1)
|
|
(c-backward-syntactic-ws lim))
|
|
(or (bobp)
|
|
(memq (char-before) '(?\; ?}))
|
|
(and (c-major-mode-is 'objc-mode)
|
|
(progn
|
|
(c-beginning-of-statement-1 lim)
|
|
(eq (char-after) ?@)))))
|
|
;; real beginning-of-line could be narrowed out due to
|
|
;; enclosure in a class block
|
|
(save-restriction
|
|
(widen)
|
|
(c-add-syntax 'topmost-intro (c-point 'bol))
|
|
;; Using bol instead of boi above is highly bogus, and
|
|
;; it makes our lives hard to remain compatible. :P
|
|
(if inclass-p
|
|
(progn
|
|
(goto-char (aref inclass-p 1))
|
|
(or (= (point) (c-point 'boi))
|
|
(goto-char (aref inclass-p 0)))
|
|
(cond
|
|
((eq inenclosing-p 'extern)
|
|
(c-add-syntax 'inextern-lang (c-point 'boi)))
|
|
((eq inenclosing-p 'namespace)
|
|
(c-add-syntax 'innamespace (c-point 'boi)))
|
|
(t (c-add-class-syntax 'inclass inclass-p paren-state)))
|
|
))
|
|
(when (and c-syntactic-indentation-in-macros
|
|
macro-start
|
|
(/= macro-start (c-point 'boi indent-point)))
|
|
(c-add-syntax 'cpp-define-intro)
|
|
(setq macro-start nil))
|
|
))
|
|
;; CASE 5K: we are at an ObjC method definition
|
|
;; continuation line.
|
|
((and c-opt-method-key
|
|
(progn
|
|
(c-beginning-of-statement-1 lim)
|
|
(beginning-of-line)
|
|
(looking-at c-opt-method-key)))
|
|
(c-add-syntax 'objc-method-args-cont (point)))
|
|
;; CASE 5L: we are at the first argument of a template
|
|
;; arglist that begins on the previous line.
|
|
((eq (char-before) ?<)
|
|
(c-beginning-of-statement-1 (c-safe-position (point) paren-state))
|
|
(c-add-syntax 'template-args-cont (c-point 'boi)))
|
|
;; CASE 5M: we are at a topmost continuation line
|
|
;; KDE Hack 2
|
|
;; NOTE: is there a way to detect these sooner ?
|
|
(t
|
|
(c-beginning-of-statement-1 (c-safe-position (point) paren-state))
|
|
(if (re-search-forward c-access-key (point-at-eol) t)
|
|
(progn
|
|
(c-add-syntax 'topmost-intro (c-point 'bol))
|
|
(c-add-class-syntax 'inclass inclass-p paren-state)
|
|
)
|
|
(progn
|
|
(c-add-syntax 'topmost-intro-cont (c-point 'boi))
|
|
))
|
|
)
|
|
))
|
|
;; (CASE 6 has been removed.)
|
|
;; CASE 7: line is an expression, not a statement. Most
|
|
;; likely we are either in a function prototype or a function
|
|
;; call argument list
|
|
((not (or (and c-special-brace-lists
|
|
(save-excursion
|
|
(goto-char containing-sexp)
|
|
(c-looking-at-special-brace-list)))
|
|
(eq (char-after containing-sexp) ?{)))
|
|
(cond
|
|
;; CASE 7A: we are looking at the arglist closing paren
|
|
((memq char-after-ip '(?\) ?\]))
|
|
(goto-char containing-sexp)
|
|
(setq placeholder (c-point 'boi))
|
|
(when (and (c-safe (backward-up-list 1) t)
|
|
(> (point) placeholder))
|
|
(forward-char)
|
|
(skip-chars-forward " \t")
|
|
(setq placeholder (point)))
|
|
(c-add-syntax 'arglist-close placeholder))
|
|
;; CASE 7B: Looking at the opening brace of an
|
|
;; in-expression block or brace list. C.f. cases 4, 16A
|
|
;; and 17E.
|
|
((and (eq char-after-ip ?{)
|
|
(progn
|
|
(setq placeholder (c-inside-bracelist-p (point)
|
|
c-state-cache))
|
|
(if placeholder
|
|
(setq tmpsymbol '(brace-list-open . inexpr-class))
|
|
(setq tmpsymbol '(block-open . inexpr-statement)
|
|
placeholder
|
|
(cdr-safe (c-looking-at-inexpr-block
|
|
(c-safe-position containing-sexp
|
|
paren-state)
|
|
containing-sexp)))
|
|
;; placeholder is nil if it's a block directly in
|
|
;; a function arglist. That makes us skip out of
|
|
;; this case.
|
|
)))
|
|
(goto-char placeholder)
|
|
(back-to-indentation)
|
|
(c-add-stmt-syntax (car tmpsymbol) t
|
|
(c-most-enclosing-brace paren-state (point))
|
|
(c-whack-state-after (point) paren-state))
|
|
(if (/= (point) placeholder)
|
|
(c-add-syntax (cdr tmpsymbol))))
|
|
;; CASE 7C: we are looking at the first argument in an empty
|
|
;; argument list. Use arglist-close if we're actually
|
|
;; looking at a close paren or bracket.
|
|
((memq char-before-ip '(?\( ?\[))
|
|
(goto-char containing-sexp)
|
|
(setq placeholder (c-point 'boi))
|
|
(when (and (c-safe (backward-up-list 1) t)
|
|
(> (point) placeholder))
|
|
(forward-char)
|
|
(skip-chars-forward " \t")
|
|
(setq placeholder (point)))
|
|
(c-add-syntax 'arglist-intro placeholder))
|
|
;; CASE 7D: we are inside a conditional test clause. treat
|
|
;; these things as statements
|
|
((progn
|
|
(goto-char containing-sexp)
|
|
(and (c-safe (progn (c-forward-sexp -1) t))
|
|
(looking-at "\\<for\\>[^_]")))
|
|
(goto-char (1+ containing-sexp))
|
|
(c-forward-syntactic-ws indent-point)
|
|
(if (eq char-before-ip ?\;)
|
|
(c-add-syntax 'statement (point))
|
|
(c-add-syntax 'statement-cont (point))
|
|
))
|
|
;; CASE 7E: maybe a continued ObjC method call. This is the
|
|
;; case when we are inside a [] bracketed exp, and what
|
|
;; precede the opening bracket is not an identifier.
|
|
((and c-opt-method-key
|
|
(eq (char-after containing-sexp) ?\[)
|
|
(progn
|
|
(goto-char (1- containing-sexp))
|
|
(c-backward-syntactic-ws (c-point 'bod))
|
|
(if (not (looking-at c-symbol-key))
|
|
(c-add-syntax 'objc-method-call-cont containing-sexp))
|
|
)))
|
|
;; CASE 7F: we are looking at an arglist continuation line,
|
|
;; but the preceding argument is on the same line as the
|
|
;; opening paren. This case includes multi-line
|
|
;; mathematical paren groupings, but we could be on a
|
|
;; for-list continuation line
|
|
((progn
|
|
(goto-char (1+ containing-sexp))
|
|
(skip-chars-forward " \t")
|
|
(and (not (eolp))
|
|
(not (looking-at "\\\\$"))))
|
|
(goto-char containing-sexp)
|
|
(setq placeholder (c-point 'boi))
|
|
(when (and (c-safe (backward-up-list 1) t)
|
|
(> (point) placeholder))
|
|
(forward-char)
|
|
(skip-chars-forward " \t")
|
|
(setq placeholder (point)))
|
|
(c-add-syntax 'arglist-cont-nonempty placeholder))
|
|
;; CASE 7G: we are looking at just a normal arglist
|
|
;; continuation line
|
|
(t (c-forward-syntactic-ws indent-point)
|
|
(c-add-syntax 'arglist-cont (c-point 'boi)))
|
|
))
|
|
;; CASE 8: func-local multi-inheritance line
|
|
((and (c-major-mode-is 'c++-mode)
|
|
(save-excursion
|
|
(goto-char indent-point)
|
|
(skip-chars-forward " \t")
|
|
(looking-at c-opt-decl-spec-key)))
|
|
(goto-char indent-point)
|
|
(skip-chars-forward " \t")
|
|
(cond
|
|
;; CASE 8A: non-hanging colon on an inher intro
|
|
((eq char-after-ip ?:)
|
|
(c-backward-syntactic-ws lim)
|
|
(c-add-syntax 'inher-intro (c-point 'boi)))
|
|
;; CASE 8B: hanging colon on an inher intro
|
|
((eq char-before-ip ?:)
|
|
(c-add-syntax 'inher-intro (c-point 'boi)))
|
|
;; CASE 8C: a continued inheritance line
|
|
(t
|
|
(c-beginning-of-inheritance-list lim)
|
|
(c-add-syntax 'inher-cont (point))
|
|
)))
|
|
;; CASE 9: we are inside a brace-list
|
|
((setq special-brace-list
|
|
(or (and c-special-brace-lists
|
|
(save-excursion
|
|
(goto-char containing-sexp)
|
|
(c-looking-at-special-brace-list)))
|
|
(c-inside-bracelist-p containing-sexp paren-state)))
|
|
(cond
|
|
;; CASE 9A: In the middle of a special brace list opener.
|
|
((and (consp special-brace-list)
|
|
(save-excursion
|
|
(goto-char containing-sexp)
|
|
(eq (char-after) ?\())
|
|
(eq char-after-ip (car (cdr special-brace-list))))
|
|
(goto-char (car (car special-brace-list)))
|
|
(skip-chars-backward " \t")
|
|
(if (and (bolp)
|
|
(assoc 'statement-cont
|
|
(setq placeholder (c-guess-basic-syntax))))
|
|
(setq syntax placeholder)
|
|
(c-beginning-of-statement-1
|
|
(c-safe-position (1- containing-sexp) paren-state))
|
|
(c-forward-token-1 0)
|
|
(if (looking-at "typedef\\>[^_]") (c-forward-token-1 1))
|
|
(c-add-syntax 'brace-list-open (c-point 'boi))))
|
|
;; CASE 9B: brace-list-close brace
|
|
((if (consp special-brace-list)
|
|
;; Check special brace list closer.
|
|
(progn
|
|
(goto-char (car (car special-brace-list)))
|
|
(save-excursion
|
|
(goto-char indent-point)
|
|
(back-to-indentation)
|
|
(or
|
|
;; We were between the special close char and the `)'.
|
|
(and (eq (char-after) ?\))
|
|
(eq (1+ (point)) (cdr (car special-brace-list))))
|
|
;; We were before the special close char.
|
|
(and (eq (char-after) (cdr (cdr special-brace-list)))
|
|
(= (c-forward-token-1) 0)
|
|
(eq (1+ (point)) (cdr (car special-brace-list)))))))
|
|
;; Normal brace list check.
|
|
(and (eq char-after-ip ?})
|
|
(c-safe (progn (goto-char (c-up-list-backward (point)))
|
|
t))
|
|
(= (point) containing-sexp)))
|
|
(if (eq (point) (c-point 'boi))
|
|
(c-add-syntax 'brace-list-close (point))
|
|
(setq lim (c-most-enclosing-brace c-state-cache (point)))
|
|
(c-beginning-of-statement-1 lim)
|
|
(c-add-stmt-syntax 'brace-list-close t lim
|
|
(c-whack-state-after (point) paren-state)
|
|
t)))
|
|
(t
|
|
;; Prepare for the rest of the cases below by going to the
|
|
;; token following the opening brace
|
|
(if (consp special-brace-list)
|
|
(progn
|
|
(goto-char (car (car special-brace-list)))
|
|
(c-forward-token-1 1 nil indent-point))
|
|
(goto-char containing-sexp))
|
|
(forward-char)
|
|
(let ((start (point)))
|
|
(c-forward-syntactic-ws indent-point)
|
|
(goto-char (max start (c-point 'bol))))
|
|
(c-skip-ws-forward indent-point)
|
|
(cond
|
|
;; CASE 9C: we're looking at the first line in a brace-list
|
|
((= (point) indent-point)
|
|
(if (consp special-brace-list)
|
|
(goto-char (car (car special-brace-list)))
|
|
(goto-char containing-sexp))
|
|
(if (eq (point) (c-point 'boi))
|
|
(c-add-syntax 'brace-list-intro (point))
|
|
(setq lim (c-most-enclosing-brace c-state-cache (point)))
|
|
(c-beginning-of-statement-1 lim)
|
|
(c-add-stmt-syntax 'brace-list-intro t lim
|
|
(c-whack-state-after (point) paren-state)
|
|
t)))
|
|
;; CASE 9D: this is just a later brace-list-entry or
|
|
;; brace-entry-open
|
|
(t (if (or (eq char-after-ip ?{)
|
|
(and c-special-brace-lists
|
|
(save-excursion
|
|
(goto-char indent-point)
|
|
(c-forward-syntactic-ws (c-point 'eol))
|
|
(c-looking-at-special-brace-list (point)))))
|
|
(c-add-syntax 'brace-entry-open (point))
|
|
(c-add-syntax 'brace-list-entry (point))
|
|
))
|
|
))))
|
|
;; CASE 10: A continued statement or top level construct.
|
|
((and (not (memq char-before-ip '(?\; ?:)))
|
|
(or (not (eq char-before-ip ?}))
|
|
(c-looking-at-inexpr-block-backward c-state-cache))
|
|
(> (point)
|
|
(save-excursion
|
|
(c-beginning-of-statement-1 containing-sexp)
|
|
(setq placeholder (point))))
|
|
(/= placeholder containing-sexp))
|
|
;; This is shared with case 18.
|
|
(c-guess-continued-construct indent-point
|
|
char-after-ip
|
|
placeholder
|
|
containing-sexp
|
|
paren-state))
|
|
;; CASE 14: A case or default label
|
|
((looking-at c-label-kwds-regexp)
|
|
(goto-char containing-sexp)
|
|
(setq lim (c-most-enclosing-brace c-state-cache containing-sexp))
|
|
(c-backward-to-block-anchor lim)
|
|
(c-add-stmt-syntax 'case-label t lim paren-state))
|
|
;; CASE 15: any other label
|
|
((looking-at c-label-key)
|
|
(goto-char containing-sexp)
|
|
(setq lim (c-most-enclosing-brace c-state-cache containing-sexp))
|
|
(save-excursion
|
|
(setq tmpsymbol
|
|
(if (and (eq (c-beginning-of-statement-1 lim) 'up)
|
|
(looking-at "switch\\>[^_]"))
|
|
;; If the surrounding statement is a switch then
|
|
;; let's analyze all labels as switch labels, so
|
|
;; that they get lined up consistently.
|
|
'case-label
|
|
'label)))
|
|
(c-backward-to-block-anchor lim)
|
|
(c-add-stmt-syntax tmpsymbol t lim paren-state))
|
|
;; CASE 16: block close brace, possibly closing the defun or
|
|
;; the class
|
|
((eq char-after-ip ?})
|
|
;; From here on we have the next containing sexp in lim.
|
|
(setq lim (c-most-enclosing-brace paren-state))
|
|
(goto-char containing-sexp)
|
|
(cond
|
|
;; CASE 16E: Closing a statement block? This catches
|
|
;; cases where it's preceded by a statement keyword,
|
|
;; which works even when used in an "invalid" context,
|
|
;; e.g. a macro argument.
|
|
((c-after-conditional)
|
|
(c-backward-to-block-anchor lim)
|
|
(c-add-stmt-syntax 'block-close t lim paren-state))
|
|
;; CASE 16A: closing a lambda defun or an in-expression
|
|
;; block? C.f. cases 4, 7B and 17E.
|
|
((setq placeholder (c-looking-at-inexpr-block
|
|
(c-safe-position containing-sexp paren-state)
|
|
nil))
|
|
(setq tmpsymbol (if (eq (car placeholder) 'inlambda)
|
|
'inline-close
|
|
'block-close))
|
|
(goto-char containing-sexp)
|
|
(back-to-indentation)
|
|
(if (= containing-sexp (point))
|
|
(c-add-syntax tmpsymbol (point))
|
|
(goto-char (cdr placeholder))
|
|
(back-to-indentation)
|
|
(c-add-stmt-syntax tmpsymbol t
|
|
(c-most-enclosing-brace paren-state (point))
|
|
(c-whack-state-after (point) paren-state))
|
|
(if (/= (point) (cdr placeholder))
|
|
(c-add-syntax (car placeholder)))))
|
|
;; CASE 16B: does this close an inline or a function in
|
|
;; an extern block or namespace?
|
|
((setq placeholder (c-search-uplist-for-classkey paren-state))
|
|
(c-backward-to-decl-anchor lim)
|
|
(back-to-indentation)
|
|
(if (save-excursion
|
|
(goto-char (aref placeholder 0))
|
|
(looking-at c-other-decl-block-key))
|
|
(c-add-syntax 'defun-close (point))
|
|
(c-add-syntax 'inline-close (point))))
|
|
;; CASE 16F: Can be a defun-close of a function declared
|
|
;; in a statement block, e.g. in Pike or when using gcc
|
|
;; extensions. Might also trigger it with some macros
|
|
;; followed by blocks, and this gives sane indentation
|
|
;; then too. Let it through to be handled below.
|
|
;; C.f. cases B.3 and 17G.
|
|
((and (not inenclosing-p)
|
|
lim
|
|
(save-excursion
|
|
(and (not (c-looking-at-bos))
|
|
(eq (c-beginning-of-statement-1 lim nil nil t) 'same)
|
|
(setq placeholder (point)))))
|
|
(back-to-indentation)
|
|
(if (/= (point) containing-sexp)
|
|
(goto-char placeholder))
|
|
(c-add-stmt-syntax 'defun-close t lim paren-state))
|
|
;; CASE 16C: if there an enclosing brace that hasn't
|
|
;; been narrowed out by a class, then this is a
|
|
;; block-close. C.f. case 17H.
|
|
((and (not inenclosing-p) lim)
|
|
;; If the block is preceded by a case/switch label on
|
|
;; the same line, we anchor at the first preceding label
|
|
;; at boi. The default handling in c-add-stmt-syntax is
|
|
;; really fixes it better, but we do like this to keep
|
|
;; the indentation compatible with version 5.28 and
|
|
;; earlier.
|
|
(while (and (/= (setq placeholder (point)) (c-point 'boi))
|
|
(eq (c-beginning-of-statement-1 lim) 'label)))
|
|
(goto-char placeholder)
|
|
(if (looking-at c-label-kwds-regexp)
|
|
(c-add-syntax 'block-close (point))
|
|
(goto-char containing-sexp)
|
|
;; c-backward-to-block-anchor not necessary here; those
|
|
;; situations are handled in case 16E above.
|
|
(c-add-stmt-syntax 'block-close t lim paren-state)))
|
|
;; CASE 16D: find out whether we're closing a top-level
|
|
;; class or a defun
|
|
(t
|
|
(save-restriction
|
|
(narrow-to-region (point-min) indent-point)
|
|
(let ((decl (c-search-uplist-for-classkey (c-parse-state))))
|
|
(if decl
|
|
(c-add-class-syntax 'class-close decl paren-state)
|
|
(goto-char containing-sexp)
|
|
(c-backward-to-decl-anchor lim)
|
|
(back-to-indentation)
|
|
(c-add-syntax 'defun-close (point)))))
|
|
)))
|
|
;; CASE 17: Statement or defun catchall.
|
|
(t
|
|
(goto-char indent-point)
|
|
;; Back up statements until we find one that starts at boi.
|
|
(while (let* ((prev-point (point))
|
|
(last-step-type (c-beginning-of-statement-1
|
|
containing-sexp)))
|
|
(if (= (point) prev-point)
|
|
(progn
|
|
(setq step-type (or step-type last-step-type))
|
|
nil)
|
|
(setq step-type last-step-type)
|
|
(/= (point) (c-point 'boi)))))
|
|
(cond
|
|
;; CASE 17B: continued statement
|
|
((and (eq step-type 'same)
|
|
(/= (point) indent-point))
|
|
(c-add-stmt-syntax 'statement-cont nil
|
|
containing-sexp paren-state))
|
|
;; CASE 17A: After a case/default label?
|
|
((progn
|
|
(while (and (eq step-type 'label)
|
|
(not (looking-at c-label-kwds-regexp)))
|
|
(setq step-type
|
|
(c-beginning-of-statement-1 containing-sexp)))
|
|
(eq step-type 'label))
|
|
(c-add-stmt-syntax (if (eq char-after-ip ?{)
|
|
'statement-case-open
|
|
'statement-case-intro)
|
|
t containing-sexp paren-state))
|
|
;; CASE 17D: any old statement
|
|
((progn
|
|
(while (eq step-type 'label)
|
|
(setq step-type
|
|
(c-beginning-of-statement-1 containing-sexp)))
|
|
(eq step-type 'previous))
|
|
(c-add-stmt-syntax 'statement t containing-sexp paren-state)
|
|
(if (eq char-after-ip ?{)
|
|
(c-add-syntax 'block-open)))
|
|
;; CASE 17I: Inside a substatement block.
|
|
((progn
|
|
;; The following tests are all based on containing-sexp.
|
|
(goto-char containing-sexp)
|
|
;; From here on we have the next containing sexp in lim.
|
|
(setq lim (c-most-enclosing-brace paren-state containing-sexp))
|
|
(c-after-conditional))
|
|
(c-backward-to-block-anchor lim)
|
|
(c-add-stmt-syntax 'statement-block-intro t lim paren-state)
|
|
(if (eq char-after-ip ?{)
|
|
(c-add-syntax 'block-open)))
|
|
;; CASE 17E: first statement in an in-expression block.
|
|
;; C.f. cases 4, 7B and 16A.
|
|
((setq placeholder (c-looking-at-inexpr-block
|
|
(c-safe-position containing-sexp paren-state)
|
|
nil))
|
|
(setq tmpsymbol (if (eq (car placeholder) 'inlambda)
|
|
'defun-block-intro
|
|
'statement-block-intro))
|
|
(back-to-indentation)
|
|
(if (= containing-sexp (point))
|
|
(c-add-syntax tmpsymbol (point))
|
|
(goto-char (cdr placeholder))
|
|
(back-to-indentation)
|
|
(c-add-stmt-syntax tmpsymbol t
|
|
(c-most-enclosing-brace c-state-cache (point))
|
|
(c-whack-state-after (point) paren-state))
|
|
(if (/= (point) (cdr placeholder))
|
|
(c-add-syntax (car placeholder))))
|
|
(if (eq char-after-ip ?{)
|
|
(c-add-syntax 'block-open)))
|
|
;; CASE 17F: first statement in an inline, or first
|
|
;; statement in a top-level defun. we can tell this is it
|
|
;; if there are no enclosing braces that haven't been
|
|
;; narrowed out by a class (i.e. don't use bod here).
|
|
;; However, we first check for statements that we can
|
|
;; recognize by keywords. That increases the robustness in
|
|
;; cases where statements are used on the top level,
|
|
;; e.g. in macro definitions.
|
|
((save-excursion
|
|
(save-restriction
|
|
(widen)
|
|
(c-narrow-out-enclosing-class paren-state containing-sexp)
|
|
(not (c-most-enclosing-brace paren-state))))
|
|
(c-backward-to-decl-anchor lim)
|
|
(back-to-indentation)
|
|
(c-add-syntax 'defun-block-intro (point)))
|
|
;; CASE 17G: First statement in a function declared inside
|
|
;; a normal block. This can occur in Pike and with
|
|
;; e.g. the gcc extensions. Might also trigger it with
|
|
;; some macros followed by blocks, and this gives sane
|
|
;; indentation then too. C.f. cases B.3 and 16F.
|
|
((save-excursion
|
|
(and (not (c-looking-at-bos))
|
|
(eq (c-beginning-of-statement-1 lim nil nil t) 'same)
|
|
(setq placeholder (point))))
|
|
(back-to-indentation)
|
|
(if (/= (point) containing-sexp)
|
|
(goto-char placeholder))
|
|
(c-add-stmt-syntax 'defun-block-intro t lim paren-state))
|
|
;; CASE 17H: First statement in a block. C.f. case 16C.
|
|
(t
|
|
;; If the block is preceded by a case/switch label on the
|
|
;; same line, we anchor at the first preceding label at
|
|
;; boi. The default handling in c-add-stmt-syntax is
|
|
;; really fixes it better, but we do like this to keep the
|
|
;; indentation compatible with version 5.28 and earlier.
|
|
(while (and (/= (setq placeholder (point)) (c-point 'boi))
|
|
(eq (c-beginning-of-statement-1 lim) 'label)))
|
|
(goto-char placeholder)
|
|
(if (looking-at c-label-kwds-regexp)
|
|
(c-add-syntax 'statement-block-intro (point))
|
|
(goto-char containing-sexp)
|
|
;; c-backward-to-block-anchor not necessary here; those
|
|
;; situations are handled in case 17I above.
|
|
(c-add-stmt-syntax 'statement-block-intro t lim paren-state))
|
|
(if (eq char-after-ip ?{)
|
|
(c-add-syntax 'block-open)))
|
|
))
|
|
)
|
|
;; now we need to look at any modifiers
|
|
(goto-char indent-point)
|
|
(skip-chars-forward " \t")
|
|
;; are we looking at a comment only line?
|
|
(when (and (looking-at c-comment-start-regexp)
|
|
(/= (c-forward-token-1 0 nil (c-point 'eol)) 0))
|
|
(c-add-syntax 'comment-intro))
|
|
;; we might want to give additional offset to friends (in C++).
|
|
(when (and c-opt-friend-key
|
|
(looking-at c-opt-friend-key))
|
|
(c-add-syntax 'friend))
|
|
;; Start of or a continuation of a preprocessor directive?
|
|
(if (and macro-start
|
|
(eq macro-start (c-point 'boi))
|
|
(not (and (c-major-mode-is 'pike-mode)
|
|
(eq (char-after (1+ macro-start)) ?\"))))
|
|
(c-add-syntax 'cpp-macro)
|
|
(when (and c-syntactic-indentation-in-macros macro-start)
|
|
(if in-macro-expr
|
|
(when (or (< syntactic-relpos macro-start)
|
|
(not (or (assq 'arglist-intro syntax)
|
|
(assq 'arglist-cont syntax)
|
|
(assq 'arglist-cont-nonempty syntax)
|
|
(assq 'arglist-close syntax))))
|
|
;; If inside a cpp expression, i.e. anywhere in a
|
|
;; cpp directive except a #define body, we only let
|
|
;; through the syntactic analysis that is internal
|
|
;; in the expression. That means the arglist
|
|
;; elements, if they are anchored inside the cpp
|
|
;; expression.
|
|
(setq syntax `((cpp-macro-cont . ,macro-start))))
|
|
(when (and (eq macro-start syntactic-relpos)
|
|
(not (assq 'cpp-define-intro syntax))
|
|
(save-excursion
|
|
(goto-char macro-start)
|
|
(or (not (c-forward-to-cpp-define-body))
|
|
(<= (point) (c-point 'boi indent-point)))))
|
|
;; Inside a #define body and the syntactic analysis is
|
|
;; anchored on the start of the #define. In this case
|
|
;; we add cpp-define-intro to get the extra
|
|
;; indentation of the #define body.
|
|
(c-add-syntax 'cpp-define-intro)))))
|
|
;; return the syntax
|
|
syntax)))))
|
|
((defun c-guess-basic-syntax ()
|
|
(save-excursion
|
|
(save-restriction
|
|
(beginning-of-line)
|
|
(let* ((indent-point (point))
|
|
(case-fold-search nil)
|
|
(fullstate (c-parse-state))
|
|
(state fullstate)
|
|
literal containing-sexp char-before-ip char-after-ip lim
|
|
syntax placeholder c-in-literal-cache inswitch-p
|
|
tmpsymbol keyword injava-inher special-brace-list
|
|
;; narrow out any enclosing class or extern "C" block
|
|
(inclass-p (c-narrow-out-enclosing-class state indent-point))
|
|
inenclosing-p)
|
|
;; check for meta top-level enclosing constructs, possible
|
|
;; extern language definitions, possibly (in C++) namespace
|
|
;; definitions.
|
|
(save-excursion
|
|
(save-restriction
|
|
(widen)
|
|
(if (and inclass-p
|
|
(progn
|
|
(goto-char (aref inclass-p 0))
|
|
(looking-at (concat c-extra-toplevel-key "[^_]"))))
|
|
(let ((enclosing (match-string 1)))
|
|
(cond
|
|
((string-equal enclosing "extern")
|
|
(setq inenclosing-p 'extern))
|
|
((string-equal enclosing "namespace")
|
|
(setq inenclosing-p 'namespace))
|
|
)))))
|
|
;; get the buffer position of the most nested opening brace,
|
|
;; if there is one, and it hasn't been narrowed out
|
|
(save-excursion
|
|
(goto-char indent-point)
|
|
(skip-chars-forward " \t}")
|
|
(skip-chars-backward " \t")
|
|
(while (and state
|
|
(not containing-sexp))
|
|
(setq containing-sexp (car state)
|
|
state (cdr state))
|
|
(if (consp containing-sexp)
|
|
;; if cdr == point, then containing sexp is the brace
|
|
;; that opens the sexp we close
|
|
(if (= (cdr containing-sexp) (point))
|
|
(setq containing-sexp (car containing-sexp))
|
|
;; otherwise, ignore this element
|
|
(setq containing-sexp nil))
|
|
;; ignore the bufpos if its been narrowed out by the
|
|
;; containing class or does not contain the indent point
|
|
(if (or (<= containing-sexp (point-min))
|
|
(>= containing-sexp indent-point))
|
|
(setq containing-sexp nil)))))
|
|
;; (imenu "agulbra-c++-tab")
|
|
;; set the limit on the farthest back we need to search
|
|
(setq lim (or containing-sexp
|
|
(if (consp (car fullstate))
|
|
(cdr (car fullstate))
|
|
nil)
|
|
(point-min)))
|
|
|
|
;; cache char before and after indent point, and move point to
|
|
;; the most likely position to perform the majority of tests
|
|
(goto-char indent-point)
|
|
(skip-chars-forward " \t")
|
|
(setq char-after-ip (char-after))
|
|
(c-backward-syntactic-ws lim)
|
|
(setq char-before-ip (char-before))
|
|
(goto-char indent-point)
|
|
(skip-chars-forward " \t")
|
|
|
|
;; are we in a literal?
|
|
(setq literal (c-in-literal lim))
|
|
|
|
;; now figure out syntactic qualities of the current line
|
|
(cond
|
|
;; CASE 1: in a string.
|
|
((memq literal '(string))
|
|
(c-add-syntax 'string (c-point 'bopl)))
|
|
;; CASE 2: in a C or C++ style comment.
|
|
((memq literal '(c c++))
|
|
(c-add-syntax literal (car (c-literal-limits lim))))
|
|
;; CASE 3: in a cpp preprocessor macro continuation.
|
|
((and (eq literal 'pound)
|
|
(/= (save-excursion
|
|
(c-beginning-of-macro lim)
|
|
(setq placeholder (point)))
|
|
(c-point 'boi)))
|
|
(c-add-syntax 'cpp-macro-cont placeholder))
|
|
;; CASE 4: In-expression statement.
|
|
((and (or c-inexpr-class-key c-inexpr-block-key c-lambda-key)
|
|
(setq placeholder (c-looking-at-inexpr-block)))
|
|
(setq tmpsymbol (assq (car placeholder)
|
|
'((inexpr-class . class-open)
|
|
(inexpr-statement . block-open))))
|
|
(if tmpsymbol
|
|
;; It's a statement block or an anonymous class.
|
|
(setq tmpsymbol (cdr tmpsymbol))
|
|
;; It's a Pike lambda. Check whether we are between the
|
|
;; lambda keyword and the argument list or at the defun
|
|
;; opener.
|
|
(setq tmpsymbol (if (eq char-after-ip ?{)
|
|
'inline-open
|
|
'lambda-intro-cont)))
|
|
(goto-char (cdr placeholder))
|
|
(back-to-indentation)
|
|
(c-add-syntax tmpsymbol (point))
|
|
(unless (eq (point) (cdr placeholder))
|
|
(c-add-syntax (car placeholder))))
|
|
;; CASE 5: Line is at top level.
|
|
((null containing-sexp)
|
|
(cond
|
|
;; CASE 5A: we are looking at a defun, brace list, class,
|
|
;; or inline-inclass method opening brace
|
|
((setq special-brace-list
|
|
(or (and c-special-brace-lists
|
|
(c-looking-at-special-brace-list))
|
|
(eq char-after-ip ?{)))
|
|
(cond
|
|
;; CASE 5A.1: extern language or namespace construct
|
|
((save-excursion
|
|
(goto-char indent-point)
|
|
(skip-chars-forward " \t")
|
|
(and (c-safe (progn (c-backward-sexp 2) t))
|
|
(looking-at (concat c-extra-toplevel-key "[^_]"))
|
|
(setq keyword (match-string 1)
|
|
placeholder (point))
|
|
(or (and (string-equal keyword "namespace")
|
|
(setq tmpsymbol 'namespace-open))
|
|
(and (string-equal keyword "extern")
|
|
(progn
|
|
(c-forward-sexp 1)
|
|
(c-forward-syntactic-ws)
|
|
(eq (char-after) ?\"))
|
|
(setq tmpsymbol 'extern-lang-open)))
|
|
))
|
|
(goto-char placeholder)
|
|
(c-add-syntax tmpsymbol (c-point 'boi)))
|
|
;; CASE 5A.2: we are looking at a class opening brace
|
|
((save-excursion
|
|
(goto-char indent-point)
|
|
(skip-chars-forward " \t{")
|
|
;; TBD: watch out! there could be a bogus
|
|
;; c-state-cache in place when we get here. we have
|
|
;; to go through much chicanery to ignore the cache.
|
|
;; But of course, there may not be! BLECH! BOGUS!
|
|
(let ((decl
|
|
(let ((c-state-cache nil))
|
|
(c-search-uplist-for-classkey (c-parse-state))
|
|
)))
|
|
(and decl
|
|
(setq placeholder (aref decl 0)))
|
|
))
|
|
(c-add-syntax 'class-open placeholder))
|
|
;; CASE 5A.3: brace list open
|
|
((save-excursion
|
|
(c-beginning-of-statement-1 lim)
|
|
;; c-b-o-s could have left us at point-min
|
|
(and (bobp)
|
|
(c-forward-syntactic-ws indent-point))
|
|
(if (looking-at "typedef[^_]")
|
|
(progn (c-forward-sexp 1)
|
|
(c-forward-syntactic-ws indent-point)))
|
|
(setq placeholder (c-point 'boi))
|
|
(or (consp special-brace-list)
|
|
(and (or (save-excursion
|
|
(goto-char indent-point)
|
|
(setq tmpsymbol nil)
|
|
(while (and (> (point) placeholder)
|
|
(= (c-backward-token-1 1 t) 0)
|
|
(/= (char-after) ?=))
|
|
(if (and (not tmpsymbol)
|
|
(looking-at "new\\>[^_]"))
|
|
(setq tmpsymbol 'topmost-intro-cont)))
|
|
(eq (char-after) ?=))
|
|
(looking-at "enum[ \t\n]+"))
|
|
(save-excursion
|
|
(while (and (< (point) indent-point)
|
|
(= (c-forward-token-1 1 t) 0)
|
|
(not (memq (char-after) '(?\; ?\()))))
|
|
(not (memq (char-after) '(?\; ?\()))
|
|
))))
|
|
(if (and (c-major-mode-is 'java-mode)
|
|
(eq tmpsymbol 'topmost-intro-cont))
|
|
;; We're in Java and have found that the open brace
|
|
;; belongs to a "new Foo[]" initialization list,
|
|
;; which means the brace list is part of an
|
|
;; expression and not a top level definition. We
|
|
;; therefore treat it as any topmost continuation
|
|
;; even though the semantically correct symbol still
|
|
;; is brace-list-open, on the same grounds as in
|
|
;; case 10B.2.
|
|
(progn
|
|
(c-beginning-of-statement-1 lim)
|
|
(c-forward-syntactic-ws)
|
|
(c-add-syntax 'topmost-intro-cont (c-point 'boi)))
|
|
(c-add-syntax 'brace-list-open placeholder)))
|
|
;; CASE 5A.4: inline defun open
|
|
((and inclass-p (not inenclosing-p))
|
|
(c-add-syntax 'inline-open)
|
|
(c-add-class-syntax 'inclass inclass-p))
|
|
;; CASE 5A.5: ordinary defun open
|
|
(t
|
|
(goto-char placeholder)
|
|
(if inclass-p
|
|
(c-add-syntax 'defun-open (c-point 'boi))
|
|
(c-add-syntax 'defun-open (c-point 'bol)))
|
|
)))
|
|
;; CASE 5B: first K&R arg decl or member init
|
|
((c-just-after-func-arglist-p)
|
|
(cond
|
|
;; CASE 5B.1: a member init
|
|
((or (eq char-before-ip ?:)
|
|
(eq char-after-ip ?:))
|
|
;; this line should be indented relative to the beginning
|
|
;; of indentation for the topmost-intro line that contains
|
|
;; the prototype's open paren
|
|
;; TBD: is the following redundant?
|
|
(if (eq char-before-ip ?:)
|
|
(forward-char -1))
|
|
(c-backward-syntactic-ws lim)
|
|
;; TBD: is the preceding redundant?
|
|
(if (eq (char-before) ?:)
|
|
(progn (forward-char -1)
|
|
(c-backward-syntactic-ws lim)))
|
|
(if (eq (char-before) ?\))
|
|
(c-backward-sexp 1))
|
|
(setq placeholder (point))
|
|
(save-excursion
|
|
(and (c-safe (c-backward-sexp 1) t)
|
|
(looking-at "throw[^_]")
|
|
(c-safe (c-backward-sexp 1) t)
|
|
(setq placeholder (point))))
|
|
(goto-char placeholder)
|
|
(c-add-syntax 'member-init-intro (c-point 'boi))
|
|
;; we don't need to add any class offset since this
|
|
;; should be relative to the ctor's indentation
|
|
)
|
|
;; CASE 5B.2: K&R arg decl intro
|
|
(c-recognize-knr-p
|
|
(c-add-syntax 'knr-argdecl-intro (c-point 'boi))
|
|
(if inclass-p (c-add-class-syntax 'inclass inclass-p)))
|
|
;; CASE 5B.3: Inside a member init list.
|
|
((c-beginning-of-member-init-list lim)
|
|
(c-forward-syntactic-ws)
|
|
(c-add-syntax 'member-init-cont (point)))
|
|
;; CASE 5B.4: Nether region after a C++ or Java func
|
|
;; decl, which could include a `throws' declaration.
|
|
(t
|
|
(c-beginning-of-statement-1 lim)
|
|
(c-add-syntax 'func-decl-cont (c-point 'boi))
|
|
)))
|
|
;; CASE 5C: inheritance line. could be first inheritance
|
|
;; line, or continuation of a multiple inheritance
|
|
((or (and c-baseclass-key
|
|
(progn
|
|
(when (eq char-after-ip ?,)
|
|
(skip-chars-forward " \t")
|
|
(forward-char))
|
|
(looking-at c-baseclass-key)))
|
|
(and (or (eq char-before-ip ?:)
|
|
;; watch out for scope operator
|
|
(save-excursion
|
|
(and (eq char-after-ip ?:)
|
|
(c-safe (progn (forward-char 1) t))
|
|
(not (eq (char-after) ?:))
|
|
)))
|
|
(save-excursion
|
|
(c-backward-syntactic-ws lim)
|
|
(if (eq char-before-ip ?:)
|
|
(progn
|
|
(forward-char -1)
|
|
(c-backward-syntactic-ws lim)))
|
|
(back-to-indentation)
|
|
(looking-at c-class-key)))
|
|
;; for Java
|
|
(and (c-major-mode-is 'java-mode)
|
|
(let ((fence (save-excursion
|
|
(c-beginning-of-statement-1 lim)
|
|
(point)))
|
|
cont done)
|
|
(save-excursion
|
|
(while (not done)
|
|
(cond ((looking-at c-Java-special-key)
|
|
(setq injava-inher (cons cont (point))
|
|
done t))
|
|
((or (not (c-safe (c-forward-sexp -1) t))
|
|
(<= (point) fence))
|
|
(setq done t))
|
|
)
|
|
(setq cont t)))
|
|
injava-inher)
|
|
(not (c-crosses-statement-barrier-p (cdr injava-inher)
|
|
(point)))
|
|
))
|
|
(cond
|
|
;; CASE 5C.1: non-hanging colon on an inher intro
|
|
((eq char-after-ip ?:)
|
|
(c-backward-syntactic-ws lim)
|
|
(c-add-syntax 'inher-intro (c-point 'boi))
|
|
;; don't add inclass symbol since relative point already
|
|
;; contains any class offset
|
|
)
|
|
;; CASE 5C.2: hanging colon on an inher intro
|
|
((eq char-before-ip ?:)
|
|
(c-add-syntax 'inher-intro (c-point 'boi))
|
|
(if inclass-p (c-add-class-syntax 'inclass inclass-p)))
|
|
;; CASE agulbrahack.1:
|
|
((and inclass-p
|
|
c-access-key
|
|
(looking-at c-access-key))
|
|
(c-add-syntax 'access-label (c-point 'bonl))
|
|
(c-add-class-syntax 'inclass inclass-p)
|
|
)
|
|
;; CASE 5C.3: in a Java implements/extends
|
|
(injava-inher
|
|
(let ((where (cdr injava-inher))
|
|
(cont (car injava-inher)))
|
|
(goto-char where)
|
|
(cond ((looking-at "throws[ \t\n]")
|
|
(c-add-syntax 'func-decl-cont
|
|
(progn (c-beginning-of-statement-1 lim)
|
|
(c-point 'boi))))
|
|
(cont (c-add-syntax 'inher-cont where))
|
|
(t (c-add-syntax 'inher-intro
|
|
(progn (goto-char (cdr injava-inher))
|
|
(c-beginning-of-statement-1 lim)
|
|
(point))))
|
|
)))
|
|
;; CASE 5C.4: a continued inheritance line
|
|
(t
|
|
(c-beginning-of-inheritance-list lim)
|
|
(c-add-syntax 'inher-cont (point))
|
|
;; don't add inclass symbol since relative point already
|
|
;; contains any class offset
|
|
)))
|
|
;; CASE 5D: this could be a top-level compound statement, a
|
|
;; member init list continuation, or a template argument
|
|
;; list continuation.
|
|
((c-with-syntax-table (if (c-major-mode-is 'c++-mode)
|
|
c++-template-syntax-table
|
|
(syntax-table))
|
|
(save-excursion
|
|
(while (and (= (c-backward-token-1 1 t lim) 0)
|
|
(not (looking-at "[;{<,]"))))
|
|
(eq (char-after) ?,)))
|
|
(goto-char indent-point)
|
|
(c-beginning-of-member-init-list lim)
|
|
(cond
|
|
;; CASE 5D.1: hanging member init colon, but watch out
|
|
;; for bogus matches on access specifiers inside classes.
|
|
((and (save-excursion
|
|
(setq plaaceholder (point))
|
|
(c-backward-token-1 1 t lim)
|
|
(and (eq (char-after) ?:)
|
|
(not (eq (char-before) ?:))))
|
|
(save-excursion
|
|
(goto-char placeholder)
|
|
(back-to-indentation)
|
|
(or
|
|
(/= (car (save-excursion
|
|
(parse-partial-sexp (point) placeholder)))
|
|
0)
|
|
(and
|
|
(if c-access-key (not (looking-at c-access-key)) t)
|
|
(not (looking-at c-class-key))
|
|
(if c-bitfield-key (not (looking-at c-bitfield-key)) t))
|
|
)))
|
|
(goto-char placeholder)
|
|
(c-forward-syntactic-ws)
|
|
(c-add-syntax 'member-init-cont (point))
|
|
;; we do not need to add class offset since relative
|
|
;; point is the member init above us
|
|
)
|
|
;; CASE 5D.2: non-hanging member init colon
|
|
((progn
|
|
(c-forward-syntactic-ws indent-point)
|
|
(eq (char-after) ?:))
|
|
(skip-chars-forward " \t:")
|
|
(c-add-syntax 'member-init-cont (point)))
|
|
;; CASE 5D.3: perhaps a multiple inheritance line?
|
|
((save-excursion
|
|
(c-beginning-of-statement-1 lim)
|
|
(setq placeholder (point))
|
|
(looking-at c-inher-key))
|
|
(goto-char placeholder)
|
|
(c-add-syntax 'inher-cont (c-point 'boi)))
|
|
;; CASE 5D.4: perhaps a template list continuation?
|
|
((save-excursion
|
|
(goto-char indent-point)
|
|
(skip-chars-backward "^<" lim)
|
|
;; not sure if this is the right test, but it should
|
|
;; be fast and mostly accurate.
|
|
(setq placeholder (point))
|
|
(and (eq (char-before) ?<)
|
|
(not (c-in-literal lim))))
|
|
;; we can probably indent it just like an arglist-cont
|
|
(goto-char placeholder)
|
|
(c-beginning-of-statement-1 lim)
|
|
(c-add-syntax 'template-args-cont (c-point 'boi)))
|
|
;; CASE 5D.5: perhaps a top-level statement-cont
|
|
(t
|
|
(c-beginning-of-statement-1 lim)
|
|
;; skip over any access-specifiers
|
|
(and inclass-p c-access-key
|
|
(while (looking-at c-access-key)
|
|
(forward-line 1)))
|
|
;; skip over comments, whitespace
|
|
(c-forward-syntactic-ws indent-point)
|
|
(c-add-syntax 'statement-cont (c-point 'boi)))
|
|
))
|
|
;; CASE 5E: we are looking at a access specifier
|
|
((and inclass-p
|
|
c-access-key
|
|
(looking-at c-access-key))
|
|
(c-add-syntax 'access-label (c-point 'bonl))
|
|
(c-add-class-syntax 'inclass inclass-p))
|
|
;; CASE 5F: extern-lang-close or namespace-close?
|
|
((and inenclosing-p
|
|
(eq char-after-ip ?}))
|
|
(setq tmpsymbol (if (eq inenclosing-p 'extern)
|
|
'extern-lang-close
|
|
'namespace-close))
|
|
(c-add-syntax tmpsymbol (aref inclass-p 0)))
|
|
;; CASE 5G: we are looking at the brace which closes the
|
|
;; enclosing nested class decl
|
|
((and inclass-p
|
|
(eq char-after-ip ?})
|
|
(save-excursion
|
|
(save-restriction
|
|
(widen)
|
|
(forward-char 1)
|
|
(and (c-safe (progn (c-backward-sexp 1) t))
|
|
(= (point) (aref inclass-p 1))
|
|
))))
|
|
(c-add-class-syntax 'class-close inclass-p))
|
|
;; CASE 5H: we could be looking at subsequent knr-argdecls
|
|
((and c-recognize-knr-p
|
|
;; here we essentially use the hack that is used in
|
|
;; Emacs' c-mode.el to limit how far back we should
|
|
;; look. The assumption is made that argdecls are
|
|
;; indented at least one space and that function
|
|
;; headers are not indented.
|
|
(let ((limit (save-excursion
|
|
(re-search-backward "^[^ \^L\t\n#]" nil 'move)
|
|
(point))))
|
|
(save-excursion
|
|
(c-backward-syntactic-ws limit)
|
|
(setq placeholder (point))
|
|
(while (and (memq (char-before) '(?\; ?,))
|
|
(> (point) limit))
|
|
(beginning-of-line)
|
|
(setq placeholder (point))
|
|
(c-backward-syntactic-ws limit))
|
|
(and (eq (char-before) ?\))
|
|
(or (not c-method-key)
|
|
(progn
|
|
(c-forward-sexp -1)
|
|
(forward-char -1)
|
|
(c-backward-syntactic-ws)
|
|
(not (or (memq (char-before) '(?- ?+))
|
|
;; or a class category
|
|
(progn
|
|
(c-forward-sexp -2)
|
|
(looking-at c-class-key))
|
|
)))))
|
|
))
|
|
(save-excursion
|
|
(c-beginning-of-statement-1)
|
|
(not (looking-at "typedef[ \t\n]+"))))
|
|
(goto-char placeholder)
|
|
(c-add-syntax 'knr-argdecl (c-point 'boi)))
|
|
;; CASE 5I: ObjC method definition.
|
|
((and c-method-key
|
|
(looking-at c-method-key))
|
|
(c-add-syntax 'objc-method-intro (c-point 'boi)))
|
|
;; CASE 5J: we are at the topmost level, make sure we skip
|
|
;; back past any access specifiers
|
|
((progn
|
|
(c-backward-syntactic-ws lim)
|
|
(while (and inclass-p
|
|
c-access-key
|
|
(not (bobp))
|
|
(save-excursion
|
|
(c-safe (progn (c-backward-sexp 1) t))
|
|
;; agulbrahack 2
|
|
(and (looking-at "Q_SLOTS:")
|
|
(c-backward-sexp 1))
|
|
(looking-at c-access-key)))
|
|
(c-backward-sexp 1)
|
|
(c-backward-syntactic-ws lim))
|
|
(or (bobp)
|
|
(memq (char-before) '(?\; ?\}))))
|
|
;; real beginning-of-line could be narrowed out due to
|
|
;; enclosure in a class block
|
|
(save-restriction
|
|
(widen)
|
|
(c-add-syntax 'topmost-intro (c-point 'bol))
|
|
(if inclass-p
|
|
(progn
|
|
(goto-char (aref inclass-p 1))
|
|
(or (= (point) (c-point 'boi))
|
|
(goto-char (aref inclass-p 0)))
|
|
(cond
|
|
((eq inenclosing-p 'extern)
|
|
(c-add-syntax 'inextern-lang (c-point 'boi)))
|
|
((eq inenclosing-p 'namespace)
|
|
(c-add-syntax 'innamespace (c-point 'boi)))
|
|
(t (c-add-class-syntax 'inclass inclass-p)))
|
|
))
|
|
))
|
|
;; CASE 5K: we are at an ObjC or Java method definition
|
|
;; continuation line.
|
|
((and c-method-key
|
|
(progn
|
|
(c-beginning-of-statement-1 lim)
|
|
(beginning-of-line)
|
|
(looking-at c-method-key)))
|
|
(c-add-syntax 'objc-method-args-cont (point)))
|
|
;; CASE 5L: we are at the first argument of a template
|
|
;; arglist that begins on the previous line.
|
|
((eq (char-before) ?<)
|
|
(c-beginning-of-statement-1 lim)
|
|
(c-forward-syntactic-ws)
|
|
(c-add-syntax 'template-args-cont (c-point 'boi)))
|
|
;; CASE 5M: we are at a topmost continuation line
|
|
(t
|
|
(c-beginning-of-statement-1 lim)
|
|
(c-forward-syntactic-ws)
|
|
(c-add-syntax 'topmost-intro-cont (c-point 'boi)))
|
|
)) ; end CASE 5
|
|
;; (CASE 6 has been removed.)
|
|
;; CASE 7: line is an expression, not a statement. Most
|
|
;; likely we are either in a function prototype or a function
|
|
;; call argument list
|
|
((not (or (and c-special-brace-lists
|
|
(save-excursion
|
|
(goto-char containing-sexp)
|
|
(c-looking-at-special-brace-list)))
|
|
(eq (char-after containing-sexp) ?{)))
|
|
(c-backward-syntactic-ws containing-sexp)
|
|
(cond
|
|
;; CASE 7A: we are looking at the arglist closing paren
|
|
((and (or (c-major-mode-is 'pike-mode)
|
|
;; Don't check this in Pike since it allows a
|
|
;; comma after the last arg.
|
|
(not (eq char-before-ip ?,)))
|
|
(memq char-after-ip '(?\) ?\])))
|
|
(goto-char containing-sexp)
|
|
(setq placeholder (c-point 'boi))
|
|
(when (and (c-safe (backward-up-list 1) t)
|
|
(> (point) placeholder))
|
|
(forward-char)
|
|
(skip-chars-forward " \t")
|
|
(setq placeholder (point)))
|
|
(c-add-syntax 'arglist-close placeholder))
|
|
;; CASE 7B: Looking at the opening brace of an
|
|
;; in-expression block or brace list.
|
|
((eq char-after-ip ?{)
|
|
(goto-char indent-point)
|
|
(setq placeholder (c-point 'boi))
|
|
(goto-char containing-sexp)
|
|
(if (c-inside-bracelist-p placeholder
|
|
(cons containing-sexp state))
|
|
(progn
|
|
(c-add-syntax 'brace-list-open (c-point 'boi))
|
|
(c-add-syntax 'inexpr-class))
|
|
(c-add-syntax 'block-open (c-point 'boi))
|
|
(c-add-syntax 'inexpr-statement)))
|
|
;; CASE 7C: we are looking at the first argument in an empty
|
|
;; argument list. Use arglist-close if we're actually
|
|
;; looking at a close paren or bracket.
|
|
((memq char-before-ip '(?\( ?\[))
|
|
(goto-char containing-sexp)
|
|
(setq placeholder (c-point 'boi))
|
|
(when (and (c-safe (backward-up-list 1) t)
|
|
(> (point) placeholder))
|
|
(forward-char)
|
|
(skip-chars-forward " \t")
|
|
(setq placeholder (point)))
|
|
(c-add-syntax 'arglist-intro placeholder))
|
|
;; CASE 7D: we are inside a conditional test clause. treat
|
|
;; these things as statements
|
|
((save-excursion
|
|
(goto-char containing-sexp)
|
|
(and (c-safe (progn (c-forward-sexp -1) t))
|
|
(looking-at "\\<for\\>[^_]")))
|
|
(goto-char (1+ containing-sexp))
|
|
(c-forward-syntactic-ws indent-point)
|
|
(c-beginning-of-statement-1 containing-sexp)
|
|
(if (eq char-before-ip ?\;)
|
|
(c-add-syntax 'statement (point))
|
|
(c-add-syntax 'statement-cont (point))
|
|
))
|
|
;; CASE 7E: maybe a continued method call. This is the case
|
|
;; when we are inside a [] bracketed exp, and what precede
|
|
;; the opening bracket is not an identifier.
|
|
((and c-method-key
|
|
(eq (char-after containing-sexp) ?\[)
|
|
(save-excursion
|
|
(goto-char (1- containing-sexp))
|
|
(c-backward-syntactic-ws (c-point 'bod))
|
|
(if (not (looking-at c-symbol-key))
|
|
(c-add-syntax 'objc-method-call-cont containing-sexp))
|
|
)))
|
|
;; CASE 7F: we are looking at an arglist continuation line,
|
|
;; but the preceding argument is on the same line as the
|
|
;; opening paren. This case includes multi-line
|
|
;; mathematical paren groupings, but we could be on a
|
|
;; for-list continuation line
|
|
((save-excursion
|
|
(goto-char (1+ containing-sexp))
|
|
(skip-chars-forward " \t")
|
|
(not (eolp)))
|
|
(goto-char containing-sexp)
|
|
(setq placeholder (c-point 'boi))
|
|
(when (and (c-safe (backward-up-list 1) t)
|
|
(> (point) placeholder))
|
|
(forward-char)
|
|
(skip-chars-forward " \t")
|
|
(setq placeholder (point)))
|
|
(c-add-syntax 'arglist-cont-nonempty placeholder))
|
|
;; CASE 7G: we are looking at just a normal arglist
|
|
;; continuation line
|
|
(t (c-beginning-of-statement-1 containing-sexp)
|
|
(forward-char 1)
|
|
(c-forward-syntactic-ws indent-point)
|
|
(c-add-syntax 'arglist-cont (c-point 'boi)))
|
|
))
|
|
;; CASE 8: func-local multi-inheritance line
|
|
((and c-baseclass-key
|
|
(save-excursion
|
|
(goto-char indent-point)
|
|
(skip-chars-forward " \t")
|
|
(looking-at c-baseclass-key)))
|
|
(goto-char indent-point)
|
|
(skip-chars-forward " \t")
|
|
(cond
|
|
;; CASE 8A: non-hanging colon on an inher intro
|
|
((eq char-after-ip ?:)
|
|
(c-backward-syntactic-ws lim)
|
|
(c-add-syntax 'inher-intro (c-point 'boi)))
|
|
;; CASE 8B: hanging colon on an inher intro
|
|
((eq char-before-ip ?:)
|
|
(c-add-syntax 'inher-intro (c-point 'boi)))
|
|
;; CASE 8C: a continued inheritance line
|
|
(t
|
|
(c-beginning-of-inheritance-list lim)
|
|
(c-add-syntax 'inher-cont (point))
|
|
)))
|
|
;; CASE 9: we are inside a brace-list
|
|
((setq special-brace-list
|
|
(or (and c-special-brace-lists
|
|
(save-excursion
|
|
(goto-char containing-sexp)
|
|
(c-looking-at-special-brace-list)))
|
|
(c-inside-bracelist-p containing-sexp state)))
|
|
(cond
|
|
;; CASE 9A: In the middle of a special brace list opener.
|
|
((and (consp special-brace-list)
|
|
(save-excursion
|
|
(goto-char containing-sexp)
|
|
(eq (char-after) ?\())
|
|
(eq char-after-ip (car (cdr special-brace-list))))
|
|
(goto-char (car (car special-brace-list)))
|
|
(skip-chars-backward " \t")
|
|
(if (and (bolp)
|
|
(assoc 'statement-cont
|
|
(setq placeholder (c-guess-basic-syntax))))
|
|
(setq syntax placeholder)
|
|
(c-beginning-of-statement-1 lim)
|
|
(c-forward-token-1 0)
|
|
(if (looking-at "typedef\\>") (c-forward-token-1 1))
|
|
(c-add-syntax 'brace-list-open (c-point 'boi))))
|
|
;; CASE 9B: brace-list-close brace
|
|
((if (consp special-brace-list)
|
|
;; Check special brace list closer.
|
|
(progn
|
|
(goto-char (car (car special-brace-list)))
|
|
(save-excursion
|
|
(goto-char indent-point)
|
|
(back-to-indentation)
|
|
(or
|
|
;; We were between the special close char and the `)'.
|
|
(and (eq (char-after) ?\))
|
|
(eq (1+ (point)) (cdr (car special-brace-list))))
|
|
;; We were before the special close char.
|
|
(and (eq (char-after) (cdr (cdr special-brace-list)))
|
|
(= (c-forward-token-1) 0)
|
|
(eq (1+ (point)) (cdr (car special-brace-list)))))))
|
|
;; Normal brace list check.
|
|
(and (eq char-after-ip ?})
|
|
(c-safe (progn (forward-char 1)
|
|
(c-backward-sexp 1)
|
|
t))
|
|
(= (point) containing-sexp)))
|
|
(c-add-syntax 'brace-list-close (c-point 'boi)))
|
|
(t
|
|
;; Prepare for the rest of the cases below by going to the
|
|
;; token following the opening brace
|
|
(if (consp special-brace-list)
|
|
(progn
|
|
(goto-char (car (car special-brace-list)))
|
|
(c-forward-token-1 1 nil indent-point))
|
|
(goto-char containing-sexp))
|
|
(forward-char)
|
|
(let ((start (point)))
|
|
(c-forward-syntactic-ws indent-point)
|
|
(goto-char (max start (c-point 'bol))))
|
|
(skip-chars-forward " \t\n\r" indent-point)
|
|
(cond
|
|
;; CASE 9C: we're looking at the first line in a brace-list
|
|
((= (point) indent-point)
|
|
(goto-char containing-sexp)
|
|
(c-add-syntax 'brace-list-intro (c-point 'boi))
|
|
) ; end CASE 9C
|
|
;; CASE 9D: this is just a later brace-list-entry or
|
|
;; brace-entry-open
|
|
(t (if (or (eq char-after-ip ?{)
|
|
(and c-special-brace-lists
|
|
(save-excursion
|
|
(goto-char indent-point)
|
|
(c-forward-syntactic-ws (c-point 'eol))
|
|
(c-looking-at-special-brace-list (point)))))
|
|
(c-add-syntax 'brace-entry-open (point))
|
|
(c-add-syntax 'brace-list-entry (point))
|
|
)) ; end CASE 9D
|
|
)))) ; end CASE 9
|
|
;; CASE 10: A continued statement
|
|
((and (not (memq char-before-ip '(?\; ?:)))
|
|
(or (not (eq char-before-ip ?}))
|
|
(c-looking-at-inexpr-block-backward containing-sexp))
|
|
(> (point)
|
|
(save-excursion
|
|
(c-beginning-of-statement-1 containing-sexp)
|
|
(c-forward-syntactic-ws)
|
|
(setq placeholder (point))))
|
|
(/= placeholder containing-sexp))
|
|
(goto-char indent-point)
|
|
(skip-chars-forward " \t")
|
|
(let ((after-cond-placeholder
|
|
(save-excursion
|
|
(goto-char placeholder)
|
|
(if (and c-conditional-key (looking-at c-conditional-key))
|
|
(progn
|
|
(c-safe (c-skip-conditional))
|
|
(c-forward-syntactic-ws)
|
|
(if (eq (char-after) ?\;)
|
|
(progn
|
|
(forward-char 1)
|
|
(c-forward-syntactic-ws)))
|
|
(point))
|
|
nil))))
|
|
(cond
|
|
;; CASE 10A: substatement
|
|
((and after-cond-placeholder
|
|
(>= after-cond-placeholder indent-point))
|
|
(goto-char placeholder)
|
|
(if (eq char-after-ip ?{)
|
|
(c-add-syntax 'substatement-open (c-point 'boi))
|
|
(c-add-syntax 'substatement (c-point 'boi))))
|
|
;; CASE 10B: open braces for class or brace-lists
|
|
((setq special-brace-list
|
|
(or (and c-special-brace-lists
|
|
(c-looking-at-special-brace-list))
|
|
(eq char-after-ip ?{)))
|
|
(cond
|
|
;; CASE 10B.1: class-open
|
|
((save-excursion
|
|
(goto-char indent-point)
|
|
(skip-chars-forward " \t{")
|
|
(let ((decl (c-search-uplist-for-classkey (c-parse-state))))
|
|
(and decl
|
|
(setq placeholder (aref decl 0)))
|
|
))
|
|
(c-add-syntax 'class-open placeholder))
|
|
;; CASE 10B.2: brace-list-open
|
|
((or (consp special-brace-list)
|
|
(save-excursion
|
|
(goto-char placeholder)
|
|
(looking-at "\\<enum\\>"))
|
|
(save-excursion
|
|
(goto-char indent-point)
|
|
(while (and (> (point) placeholder)
|
|
(= (c-backward-token-1 1 t) 0)
|
|
(/= (char-after) ?=)))
|
|
(eq (char-after) ?=)))
|
|
;; The most semantically accurate symbol here is
|
|
;; brace-list-open, but we report it simply as a
|
|
;; statement-cont. The reason is that one normally
|
|
;; adjusts brace-list-open for brace lists as
|
|
;; top-level constructs, and brace lists inside
|
|
;; statements is a completely different context.
|
|
(goto-char indent-point)
|
|
(c-beginning-of-closest-statement)
|
|
(c-add-syntax 'statement-cont (c-point 'boi)))
|
|
;; CASE 10B.3: The body of a function declared inside a
|
|
;; normal block. This can only occur in Pike.
|
|
((and (c-major-mode-is 'pike-mode)
|
|
(progn
|
|
(goto-char indent-point)
|
|
(not (c-looking-at-bos))))
|
|
(c-beginning-of-closest-statement)
|
|
(c-add-syntax 'defun-open (c-point 'boi)))
|
|
;; CASE 10B.4: catch-all for unknown construct.
|
|
(t
|
|
;; Can and should I add an extensibility hook here?
|
|
;; Something like c-recognize-hook so support for
|
|
;; unknown constructs could be added. It's probably a
|
|
;; losing proposition, so I dunno.
|
|
(goto-char placeholder)
|
|
(c-add-syntax 'statement-cont (c-point 'boi))
|
|
(c-add-syntax 'block-open))
|
|
))
|
|
;; CASE 10C: iostream insertion or extraction operator
|
|
((looking-at "<<\\|>>")
|
|
(goto-char placeholder)
|
|
(and after-cond-placeholder
|
|
(goto-char after-cond-placeholder))
|
|
(while (and (re-search-forward "<<\\|>>" indent-point 'move)
|
|
(c-in-literal placeholder)))
|
|
;; if we ended up at indent-point, then the first
|
|
;; streamop is on a separate line. Indent the line like
|
|
;; a statement-cont instead
|
|
(if (/= (point) indent-point)
|
|
(c-add-syntax 'stream-op (c-point 'boi))
|
|
(c-backward-syntactic-ws lim)
|
|
(c-add-syntax 'statement-cont (c-point 'boi))))
|
|
;; CASE 10D: continued statement. find the accurate
|
|
;; beginning of statement or substatement
|
|
(t
|
|
(c-beginning-of-statement-1 after-cond-placeholder)
|
|
;; KLUDGE ALERT! c-beginning-of-statement-1 can leave
|
|
;; us before the lim we're passing in. It should be
|
|
;; fixed, but I'm worried about side-effects at this
|
|
;; late date. Fix for v5.
|
|
(goto-char (or (and after-cond-placeholder
|
|
(max after-cond-placeholder (point)))
|
|
(point)))
|
|
(c-add-syntax 'statement-cont (point)))
|
|
)))
|
|
;; CASE 11: an else clause?
|
|
((looking-at "\\<else\\>[^_]")
|
|
(c-backward-to-start-of-if containing-sexp)
|
|
(c-add-syntax 'else-clause (c-point 'boi)))
|
|
;; CASE 12: Statement. But what kind? Lets see if its a
|
|
;; while closure of a do/while construct
|
|
((progn
|
|
(goto-char indent-point)
|
|
(skip-chars-forward " \t")
|
|
(and (looking-at "while\\b[^_]")
|
|
(save-excursion
|
|
(c-backward-to-start-of-do containing-sexp)
|
|
(setq placeholder (point))
|
|
(looking-at "do\\b[^_]"))
|
|
))
|
|
(goto-char placeholder)
|
|
(c-add-syntax 'do-while-closure (c-point 'boi)))
|
|
;; CASE 13: A catch or finally clause? This case is simpler
|
|
;; than if-else and do-while, because a block is required
|
|
;; after every try, catch and finally.
|
|
((save-excursion
|
|
(and (cond ((c-major-mode-is 'c++-mode)
|
|
(looking-at "\\<catch\\>[^_]"))
|
|
((c-major-mode-is 'java-mode)
|
|
(looking-at "\\<\\(catch\\|finally\\)\\>[^_]")))
|
|
(c-safe (c-backward-sexp) t)
|
|
(eq (char-after) ?{)
|
|
(c-safe (c-backward-sexp) t)
|
|
(if (eq (char-after) ?\()
|
|
(c-safe (c-backward-sexp) t)
|
|
t)
|
|
(looking-at "\\<\\(try\\|catch\\)\\>[^_]")
|
|
(setq placeholder (c-point 'boi))))
|
|
(c-add-syntax 'catch-clause placeholder))
|
|
;; CASE 14: A case or default label
|
|
((looking-at c-switch-label-key)
|
|
(goto-char containing-sexp)
|
|
;; check for hanging braces
|
|
(if (/= (point) (c-point 'boi))
|
|
(c-forward-sexp -1))
|
|
(c-add-syntax 'case-label (c-point 'boi)))
|
|
;; CASE 15: any other label
|
|
((looking-at c-label-key)
|
|
(goto-char containing-sexp)
|
|
;; check for hanging braces
|
|
(if (/= (point) (c-point 'boi))
|
|
(c-forward-sexp -1))
|
|
(c-add-syntax 'label (c-point 'boi)))
|
|
;; CASE 16: block close brace, possibly closing the defun or
|
|
;; the class
|
|
((eq char-after-ip ?})
|
|
(let* ((lim (c-safe-position containing-sexp fullstate))
|
|
(relpos (save-excursion
|
|
(goto-char containing-sexp)
|
|
(if (/= (point) (c-point 'boi))
|
|
(c-beginning-of-statement-1 lim))
|
|
(c-point 'boi))))
|
|
(cond
|
|
;; CASE 16A: closing a lambda defun or an in-expression
|
|
;; block?
|
|
((save-excursion
|
|
(goto-char containing-sexp)
|
|
(setq placeholder (c-looking-at-inexpr-block)))
|
|
(setq tmpsymbol (if (eq (car placeholder) 'inlambda)
|
|
'inline-close
|
|
'block-close))
|
|
(goto-char containing-sexp)
|
|
(back-to-indentation)
|
|
(if (= containing-sexp (point))
|
|
(c-add-syntax tmpsymbol (point))
|
|
(goto-char (cdr placeholder))
|
|
(back-to-indentation)
|
|
(c-add-syntax tmpsymbol (point))
|
|
(if (/= (point) (cdr placeholder))
|
|
(c-add-syntax (car placeholder)))))
|
|
;; CASE 16B: does this close an inline or a function in
|
|
;; an extern block or namespace?
|
|
((progn
|
|
(goto-char containing-sexp)
|
|
(setq placeholder (c-search-uplist-for-classkey state)))
|
|
(goto-char (aref placeholder 0))
|
|
(if (looking-at (concat c-extra-toplevel-key "[^_]"))
|
|
(c-add-syntax 'defun-close relpos)
|
|
(c-add-syntax 'inline-close relpos)))
|
|
;; CASE 16C: if there an enclosing brace that hasn't
|
|
;; been narrowed out by a class, then this is a
|
|
;; block-close
|
|
((and (not inenclosing-p)
|
|
(c-most-enclosing-brace state)
|
|
(or (not (c-major-mode-is 'pike-mode))
|
|
;; In Pike it can be a defun-close of a
|
|
;; function declared in a statement block. Let
|
|
;; it through to be handled below.
|
|
(or (c-looking-at-bos)
|
|
(progn
|
|
(c-beginning-of-statement-1)
|
|
(looking-at c-conditional-key)))))
|
|
(c-add-syntax 'block-close relpos))
|
|
;; CASE 16D: find out whether we're closing a top-level
|
|
;; class or a defun
|
|
(t
|
|
(save-restriction
|
|
(narrow-to-region (point-min) indent-point)
|
|
(let ((decl (c-search-uplist-for-classkey (c-parse-state))))
|
|
(if decl
|
|
(c-add-class-syntax 'class-close decl)
|
|
(c-add-syntax 'defun-close relpos)))))
|
|
)))
|
|
;; CASE 17: statement catchall
|
|
(t
|
|
;; we know its a statement, but we need to find out if it is
|
|
;; the first statement in a block
|
|
(goto-char containing-sexp)
|
|
(forward-char 1)
|
|
(c-forward-syntactic-ws indent-point)
|
|
;; now skip forward past any case/default clauses we might find.
|
|
(while (or (c-skip-case-statement-forward fullstate indent-point)
|
|
(and (looking-at c-switch-label-key)
|
|
(not inswitch-p)))
|
|
(setq inswitch-p t))
|
|
;; we want to ignore non-case labels when skipping forward
|
|
(while (and (looking-at c-label-key)
|
|
(goto-char (match-end 0)))
|
|
(c-forward-syntactic-ws indent-point))
|
|
(cond
|
|
;; CASE 17A: we are inside a case/default clause inside a
|
|
;; switch statement. find out if we are at the statement
|
|
;; just after the case/default label.
|
|
((and inswitch-p
|
|
(progn
|
|
(goto-char indent-point)
|
|
(c-beginning-of-statement-1 containing-sexp)
|
|
(setq placeholder (point))
|
|
(beginning-of-line)
|
|
(when (re-search-forward c-switch-label-key
|
|
(max placeholder (c-point 'eol)) t)
|
|
(setq placeholder (match-beginning 0)))))
|
|
(goto-char indent-point)
|
|
(skip-chars-forward " \t")
|
|
(if (eq (char-after) ?{)
|
|
(c-add-syntax 'statement-case-open placeholder)
|
|
(c-add-syntax 'statement-case-intro placeholder)))
|
|
;; CASE 17B: continued statement
|
|
((eq char-before-ip ?,)
|
|
(goto-char indent-point)
|
|
(c-beginning-of-closest-statement)
|
|
(c-add-syntax 'statement-cont (c-point 'boi)))
|
|
;; CASE 17C: a question/colon construct? But make sure
|
|
;; what came before was not a label, and what comes after
|
|
;; is not a globally scoped function call!
|
|
((or (and (memq char-before-ip '(?: ??))
|
|
(save-excursion
|
|
(goto-char indent-point)
|
|
(c-backward-syntactic-ws lim)
|
|
(back-to-indentation)
|
|
(not (looking-at c-label-key))))
|
|
(and (memq char-after-ip '(?: ??))
|
|
(save-excursion
|
|
(goto-char indent-point)
|
|
(skip-chars-forward " \t")
|
|
;; watch out for scope operator
|
|
(not (looking-at "::")))))
|
|
(goto-char indent-point)
|
|
(c-beginning-of-closest-statement)
|
|
(c-add-syntax 'statement-cont (c-point 'boi)))
|
|
;; CASE 17D: any old statement
|
|
((< (point) indent-point)
|
|
(let ((safepos (c-most-enclosing-brace fullstate))
|
|
relpos done)
|
|
(goto-char indent-point)
|
|
(c-beginning-of-statement-1 safepos)
|
|
;; It is possible we're on the brace that opens a nested
|
|
;; function.
|
|
(if (and (eq (char-after) ?{)
|
|
(save-excursion
|
|
(c-backward-syntactic-ws safepos)
|
|
(not (eq (char-before) ?\;))))
|
|
(c-beginning-of-statement-1 safepos))
|
|
(if (and inswitch-p
|
|
(looking-at c-switch-label-key))
|
|
(progn
|
|
(goto-char (match-end 0))
|
|
(c-forward-syntactic-ws)))
|
|
(setq relpos (c-point 'boi))
|
|
(while (and (not done)
|
|
(<= safepos (point))
|
|
(/= relpos (point)))
|
|
(c-beginning-of-statement-1 safepos)
|
|
(if (= relpos (c-point 'boi))
|
|
(setq done t))
|
|
(setq relpos (c-point 'boi)))
|
|
(c-add-syntax 'statement relpos)
|
|
(if (eq char-after-ip ?{)
|
|
(c-add-syntax 'block-open))))
|
|
;; CASE 17E: first statement in an in-expression block
|
|
((setq placeholder
|
|
(save-excursion
|
|
(goto-char containing-sexp)
|
|
(c-looking-at-inexpr-block)))
|
|
(goto-char containing-sexp)
|
|
(back-to-indentation)
|
|
(let ((block-intro (if (eq (car placeholder) 'inlambda)
|
|
'defun-block-intro
|
|
'statement-block-intro)))
|
|
(if (= containing-sexp (point))
|
|
(c-add-syntax block-intro (point))
|
|
(goto-char (cdr placeholder))
|
|
(back-to-indentation)
|
|
(c-add-syntax block-intro (point))
|
|
(if (/= (point) (cdr placeholder))
|
|
(c-add-syntax (car placeholder)))))
|
|
(if (eq char-after-ip ?{)
|
|
(c-add-syntax 'block-open)))
|
|
;; CASE 17F: first statement in an inline, or first
|
|
;; statement in a top-level defun. we can tell this is it
|
|
;; if there are no enclosing braces that haven't been
|
|
;; narrowed out by a class (i.e. don't use bod here!)
|
|
((save-excursion
|
|
(save-restriction
|
|
(widen)
|
|
(goto-char containing-sexp)
|
|
(c-narrow-out-enclosing-class state containing-sexp)
|
|
(not (c-most-enclosing-brace state))))
|
|
(goto-char containing-sexp)
|
|
;; if not at boi, then defun-opening braces are hung on
|
|
;; right side, so we need a different relpos
|
|
(if (/= (point) (c-point 'boi))
|
|
(progn
|
|
(c-backward-syntactic-ws)
|
|
(c-safe (c-forward-sexp (if (eq (char-before) ?\))
|
|
-1 -2)))
|
|
;; looking at a Java throws clause following a
|
|
;; method's parameter list
|
|
(c-beginning-of-statement-1)
|
|
))
|
|
(c-add-syntax 'defun-block-intro (c-point 'boi)))
|
|
;; CASE 17G: First statement in a function declared inside
|
|
;; a normal block. This can only occur in Pike.
|
|
((and (c-major-mode-is 'pike-mode)
|
|
(progn
|
|
(goto-char containing-sexp)
|
|
(and (not (c-looking-at-bos))
|
|
(progn
|
|
(c-beginning-of-statement-1)
|
|
(not (looking-at c-conditional-key))))))
|
|
(c-add-syntax 'defun-block-intro (c-point 'boi)))
|
|
;; CASE 17H: first statement in a block
|
|
(t (goto-char containing-sexp)
|
|
(if (/= (point) (c-point 'boi))
|
|
(c-beginning-of-statement-1
|
|
(if (= (point) lim)
|
|
(c-safe-position (point) state) lim)))
|
|
(c-add-syntax 'statement-block-intro (c-point 'boi))
|
|
(if (eq char-after-ip ?{)
|
|
(c-add-syntax 'block-open)))
|
|
))
|
|
)
|
|
;; now we need to look at any modifiers
|
|
(goto-char indent-point)
|
|
(skip-chars-forward " \t")
|
|
(cond
|
|
;; are we looking at a comment only line?
|
|
((and (looking-at c-comment-start-regexp)
|
|
(/= (c-forward-token-1 0 nil (c-point 'eol)) 0))
|
|
(c-add-syntax 'comment-intro))
|
|
;; we might want to give additional offset to friends (in C++).
|
|
((and (c-major-mode-is 'c++-mode)
|
|
(looking-at c-C++-friend-key))
|
|
(c-add-syntax 'friend))
|
|
;; Start of a preprocessor directive?
|
|
((and (eq literal 'pound)
|
|
(= (save-excursion
|
|
(c-beginning-of-macro lim)
|
|
(setq placeholder (point)))
|
|
(c-point 'boi))
|
|
(not (and (c-major-mode-is 'pike-mode)
|
|
(eq (char-after (1+ placeholder)) ?\"))))
|
|
(c-add-syntax 'cpp-macro)))
|
|
;; return the syntax
|
|
syntax))))))
|
|
|
|
(add-hook 'find-file-hooks 'agulbra-c++-clean-out-spaces)
|
|
(add-hook 'write-file-hooks 'agulbra-c++-clean-out-spaces)
|
|
|
|
(add-hook 'c++-mode-hook 'kde-c++-mode-hook)
|
|
(add-hook 'c-mode-hook 'kde-c-mode-hook)
|
|
; always end a file with a newline
|
|
(setq-default require-final-newline t)
|
|
; 'next-line won't be adding newlines
|
|
(setq-default next-line-add-newlines nil)
|
|
(setq compilation-error-regexp-systems-list '(gnu of comma 4bsd)
|
|
compilation-ask-about-save nil)
|
|
|
|
(provide 'kde-emacs-core)
|