gdb/gdb-code-style.el

   1 ;;; gdb-code-style.el --- code style checker for GDB contributors
   2
   3 ;; Copyright (C) 2012-2020 Free Software Foundation, Inc.
   4
   5 ;; Author: Yao Qi <yao@codesourcery.com>
   6 ;; Created: 17 April 2012
   7 ;; Version: 1.0
   8 ;; Keywords: GDB
   9
  10 ;; This program is free software; you can redistribute it and/or modify
  11 ;; it under the terms of the GNU General Public License as published by
  12 ;; the Free Software Foundation; either version 3 of the License, or
  13 ;; (at your option) any later version.
  14
  15 ;; This program is distributed in the hope that it will be useful,
  16 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
  17 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18 ;; GNU General Public License for more details.
  19
  20 ;; You should have received a copy of the GNU General Public License
  21 ;; along with this program.  If not, see <http://www.gnu.org/licenses/>.
  22
  23 ;;; Commentary:
  24
  25 ;; These hooks defined in this file provide some code style checks in
  26 ;; Emacs.  You can load it in your ~/.emacs,
  27 ;; (load-file "~/$(GDB_SOURCE)/gdb/gdb-code-style.el")
  28
  29
  30 ;;; Code:
  31
  32 ;; Don't use these functions.  Their alternatives are better.  This list
  33 ;; of functions is from ARI rules.
  34 (defun gdb-fun-name-hook ()
  35   (font-lock-add-keywords
  36    nil
  37    '(("\\<\\(\\(xasprintf\\|abort\\|vasprintf\\|strerror\\|strdup\\|asprintf\\|sprintf\\)[ ]*\(\\)" 1 font-lock-warning-face t))))
  38 (add-hook 'c-mode-common-hook 'gdb-fun-name-hook)
  39
  40 ;; Don't include these files directly.
  41 (defun gdb-include-hook ()
  42   (font-lock-add-keywords
  43    nil
  44    '(("\\<include[ ]*\\(<\\(sys/stat\\|stat\\|dirent\\|wait\\|sys/wait\\|assert\\)\\.h>\\)" 1 font-lock-warning-face t))))
  45
  46 (add-hook 'c-mode-common-hook 'gdb-include-hook)
  47
  48 ;; Check marker up.  If the marker up is missing, like,
  49 ;;   warning ("abc");
  50 ;; The '(' and '"' will be highlight.
  51 (defun gdb-markup-hook ()
  52   (font-lock-add-keywords
  53    nil
  54    '(("\\<\\(warning\\|error\\)[ ]*\\(\([^_]\\)" 2 font-lock-warning-face t))))
  55
  56 (add-hook 'c-mode-common-hook 'gdb-markup-hook)
  57
  58 (defun gdb-comment-hook ()
  59   ;; A space should follow "/*", otherwise report a warning.
  60   ;; If the comment is like:
  61   ;; /*F.  */
  62   ;; The 'F' will be highlight.
  63   (font-lock-add-keywords
  64    nil
  65    '(("/\\*\\([^ ]\\).*\\*/" 1 font-lock-warning-face t)))
  66   ;; Two spaces are needed between "." and "*/".  Report warning if there
  67   ;; is no space (".*/") or only one space (". */").
  68   ;; If the comment is like:
  69   ;; /* ABC. */ or /* ABC.*/
  70   ;; the '.' is highlight.
  71   (font-lock-add-keywords
  72    nil
  73    '(("\\<[[:ascii:]]*\\(\\.[ ]?\\)\\*/" 1 font-lock-warning-face t)))
  74   )
  75 (add-hook 'c-mode-common-hook 'gdb-comment-hook)
  76
  77 ;; Set c-set-offset 'innamespace as a safe value to be used in .dir-locals.el.
  78 (setq safe-local-variable-values
  79       (cons safe-local-variable-values
  80             '((eval c-set-offset 'innamespace 0)
  81               (c-offsets-alist (innamespace . 0)))))
  82 ;;; gdb-code-style.el ends here