79 lines
2.8 KiB
EmacsLisp
79 lines
2.8 KiB
EmacsLisp
;;; semantic/symref/global.el --- Use GNU Global for symbol references -*- lexical-binding: t; -*-
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;; Copyright (C) 2008-2024 Free Software Foundation, Inc.
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;; Author: Eric M. Ludlam <zappo@gnu.org>
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;; This file is part of GNU Emacs.
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;; GNU Emacs is free software: you can redistribute it and/or modify
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;; it under the terms of the GNU General Public License as published by
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;; the Free Software Foundation, either version 3 of the License, or
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;; (at your option) any later version.
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;; GNU Emacs 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
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;; GNU General Public License for more details.
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;; You should have received a copy of the GNU General Public License
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;; along with GNU Emacs. If not, see <https://www.gnu.org/licenses/>.
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;;; Commentary:
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;;
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;; GNU Global use with the semantic-symref system.
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(require 'cedet-global)
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(require 'semantic/symref)
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;;; Code:
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;;;###autoload
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(defclass semantic-symref-tool-global (semantic-symref-tool-baseclass)
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(
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)
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"A symref tool implementation using GNU Global.
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The GNU Global command can be used to generate lists of tags in a way
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similar to that of `grep'. This tool will parse the output to generate
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the hit list.
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See the function `cedet-gnu-global-search' for more details.")
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(cl-defmethod semantic-symref-perform-search ((tool semantic-symref-tool-global))
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"Perform a search with GNU Global."
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(let ((b (cedet-gnu-global-search (oref tool searchfor)
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(oref tool searchtype)
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(oref tool resulttype)
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(oref tool searchscope))))
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(semantic-symref-parse-tool-output tool b)))
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(defconst semantic-symref-global--line-re
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"^\\([^ ]+\\) +\\([0-9]+\\) \\([^ ]+\\) ")
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(cl-defmethod semantic-symref-parse-tool-output-one-line ((tool semantic-symref-tool-global))
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"Parse one line of grep output, and return it as a match list.
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Moves cursor to end of the match."
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(cond ((or (eq (oref tool resulttype) 'file)
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(eq (oref tool searchtype) 'tagcompletions))
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;; Search for files
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(when (re-search-forward "^\\([^\n]+\\)$" nil t)
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(match-string 1)))
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((eq (oref tool resulttype) 'line-and-text)
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(when (re-search-forward semantic-symref-global--line-re nil t)
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(list (string-to-number (match-string 2))
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(match-string 3)
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(buffer-substring-no-properties (point) (line-end-position)))))
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(t
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(when (re-search-forward semantic-symref-global--line-re nil t)
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(cons (string-to-number (match-string 2))
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(match-string 3))
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))))
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(provide 'semantic/symref/global)
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;; Local variables:
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;; generated-autoload-file: "../loaddefs.el"
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;; generated-autoload-load-name: "semantic/symref/global"
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;; End:
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;;; semantic/symref/global.el ends here
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