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;;; flymake-cppcheck.el --- Flymake work with Cppcheck for C/C++
;; Copyright 2014 Akiha Senda
;; Author: Akiha Senda <senda.akiha@gmail.com>
;; URL: https://github.com/senda-akiha/flymake-cppcheck/
;; Created: 13 January 2014
;; Version: 1.0.0
;; Keywords: flymake, cppcheck, C, C++
;; Package-Requires: ((flymake-easy "0.9"))
;; This file is not part of GNU Emacs.
;; However, it is distributed under the same license.
;; GNU Emacs is free software; you can redistribute it and/or modify
;; it under the terms of the GNU General Public License as published by
;; the Free Software Foundation; either version 3, or (at your option)
;; any later version.
;; GNU Emacs is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
;; GNU General Public License for more details.
;; You should have received a copy of the GNU General Public License
;; along with GNU Emacs; see the file COPYING. If not, write to the
;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
;; Boston, MA 02110-1301, USA.
;;; Commentary:
;; Please check the GitHub
;; (https://github.com/senda-akiha/flymake-cppcheck/)
;; for more information.
;;; Code:
(require 'flymake-easy)
(defconst flymake-cppcheck-err-line-patterns
'(("\\(.*\\)::\\([[:digit:]]+\\)::\\(.*\\)\r?\n"
1 2 nil 3)))
(defconst flymake-cppcheck-template "{file}::{line}::{message}"
"Output format template.")
(defcustom flymake-cppcheck-enable "error"
"By default only error messages are shown.
Through the --enable command more checks can be enabled."
:type 'string
:group 'flymake-cppcheck)
(defcustom flymake-cppcheck-command (or (executable-find "cppcheck") "")
"The name of the cppcheck executable."
:type 'string
:group 'flymake-cppcheck)
(defcustom flymake-cppcheck-location 'inplace
"Where to create the temporary copy: one of 'tempdir or 'inplace (default)."
:type `(choice
(const :tag "In place" inplace)
(const :tag "Temporary location" tempdir))
:group 'flymake-cppcheck)
(defun flymake-cppcheck-build-command-line (filename)
"Construct a command that flymake can use to check C/C++ source."
(list flymake-cppcheck-command "--quiet"
(concat "--template=" flymake-cppcheck-template)
(if (string-match "error" flymake-cppcheck-enable)
"" (concat "--enable=" flymake-cppcheck-enable))
filename))
;;;###autoload
(defun flymake-cppcheck-load ()
"Configure flymake mode to check the current buffer's C/C++ source."
(interactive)
(flymake-easy-load 'flymake-cppcheck-build-command-line
flymake-cppcheck-err-line-patterns
flymake-cppcheck-location
"cpp"))
(provide 'flymake-cppcheck)
;;; flymake-cppcheck.el ends here
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