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;; Copyright (c) 1993, 1994, 1995 Rick Sladkey <jrs@world.std.com>
;; All rights reserved.
;;
;; Redistribution and use in source and binary forms, with or without
;; modification, are permitted provided that the following conditions
;; are met:
;; 1. Redistributions of source code must retain the above copyright
;; notice, this list of conditions and the following disclaimer.
;; 2. Redistributions in binary form must reproduce the above copyright
;; notice, this list of conditions and the following disclaimer in the
;; documentation and/or other materials provided with the distribution.
;; 3. The name of the author may not be used to endorse or promote products
;; derived from this software without specific prior written permission.
;;
;; THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
;; IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
;; OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
;; IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
;; INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
;; NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
;; DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
;; THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
;; (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
;; THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
;;
;; $Id$
;; Description: Automate the construction of strace xlat tables.
;; Usage: Put point and mark around a set of definitions in a header
;; file. Then grab them with C-c G. Switch to the strace source file
;; and build the xlat table with C-c B. Then type the name of the table.
(global-set-key "\C-cG" 'grab-xlate)
(global-set-key "\C-cB" 'build-xlate)
(defvar xlate-list nil
"See grab-xlate and build-xlate.")
(defun grab-xlate (beg end)
"Grab all of the defined names in the region and save them in xlate-list."
(interactive "r")
(save-excursion
(setq xlate-list nil)
(goto-char beg)
(beginning-of-line)
(while (< (point) end)
(and (looking-at "^#[ \t]*define[ \t]+\\([A-Za-z0-9_]+\\)[ \t]+")
(setq xlate-list (cons (buffer-substring (match-beginning 1)
(match-end 1))
xlate-list)))
(forward-line)))
(and (fboundp 'deactivate-mark)
(deactivate-mark))
(setq xlate-list (nreverse xlate-list)))
(defun build-xlate (&optional list)
"Build and insert an strace xlat table based on the last grab."
(interactive)
(or list
(setq list xlate-list))
(beginning-of-line)
(save-excursion
(insert "static struct xlat ?[] = {\n")
(while list
(insert "\t{ " (car list) ",\n")
(backward-char)
(move-to-column 24 'force)
(end-of-line)
(insert "\"" (car list) "\"")
(move-to-column 40 'force)
(end-of-line)
(insert "},")
(forward-line)
(setq list (cdr list)))
(insert " { 0, NULL },\n")
(insert "};\n")
(insert "\n"))
(search-forward "?")
(delete-backward-char 1))
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