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[bpt/emacs.git] / lisp / cedet / semantic / symref / idutils.el

;;; semantic/symref/idutils.el --- Symref implementation for idutils

;;; Copyright (C) 2009, 2010, 2011 Free Software Foundation, Inc.

;; Author: Eric M. Ludlam <eric@siege-engine.com>

;; This file is part of GNU Emacs.

;; 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 of the License, 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.  If not, see <http://www.gnu.org/licenses/>.

;;; Commentary:
;;
;; Support IDUtils use in the Semantic Symref tool.

(require 'cedet-idutils)
(require 'semantic/symref)

;;; Code:
;;;###autoload
(defclass semantic-symref-tool-idutils (semantic-symref-tool-baseclass)
  (
   )
  "A symref tool implementation using ID Utils.
The udutils command set can be used to generate lists of tags in a way
similar to that of `grep'.  This tool will parse the output to generate
the hit list.

See the function `cedet-idutils-search' for more details.")

(defmethod semantic-symref-perform-search ((tool semantic-symref-tool-idutils))
  "Perform a search with IDUtils."
  (let ((b (cedet-idutils-search (oref tool :searchfor)
				 (oref tool :searchtype)
				 (oref tool :resulttype)
				 (oref tool :searchscope)
				 ))
	)
    (semantic-symref-parse-tool-output tool b)
    ))

(defmethod semantic-symref-parse-tool-output-one-line ((tool semantic-symref-tool-idutils))
  "Parse one line of grep output, and return it as a match list.
Moves cursor to end of the match."
  (cond ((eq (oref tool :resulttype) 'file)
	 ;; Search for files
	 (when (re-search-forward "^\\([^\n]+\\)$" nil t)
	   (match-string 1)))
	((eq (oref tool :searchtype) 'tagcompletions)
	 (when (re-search-forward "^\\([^ ]+\\) " nil t)
	   (match-string 1)))
	(t
	 (when (re-search-forward "^\\([^ :]+\\):+\\([0-9]+\\):" nil t)
	   (cons (string-to-number (match-string 2))
		 (expand-file-name (match-string 1) default-directory))
	   ))))

(provide 'semantic/symref/idutils)

;; Local variables:
;; generated-autoload-file: "../loaddefs.el"
;; generated-autoload-load-name: "semantic/symref/idutils"
;; End:

;; arch-tag: 7e872652-cbe2-4083-a4d3-2a7c88c4c65c
;;; semantic/symref/idutils.el ends here