diff options
Diffstat (limited to 'emacs/ppexpand.el')
-rw-r--r-- | emacs/ppexpand.el | 94 |
1 files changed, 0 insertions, 94 deletions
diff --git a/emacs/ppexpand.el b/emacs/ppexpand.el deleted file mode 100644 index 39e113fba..000000000 --- a/emacs/ppexpand.el +++ /dev/null @@ -1,94 +0,0 @@ -;;; ppexpand.el --- temporarily expanding macros in a pretty way. - -;; Copyright (C) 2000 Free Software Foundation, Inc. - -;; 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 2, 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., 59 Temple Place - Suite 330, -;; Boston, MA 02111-1307, USA. - -;;; Author: Mikael Djurfeldt <djurfeldt@nada.kth.se> - -;;; Commentary: - -;; Commands for editing multiline ANSI C compatible string literals. - -;;; Code: -(require 'cmacexp) - -(defvar if-mark "#if 0 /* PPEXPAND */") -(defvar else-mark "#else /* PPEXPAND */") -(defvar endif-mark "#endif /* PPEXPAND */") - -(define-key c-mode-map "\C-ce" 'ppexpand) - -(defun ppexpand (start end &optional undo) - "Expand C macros in the region, using the C preprocessor. -The expanded code is run through the `indent' command and inserted -into the program next to the original code, using an #if/#else/#endif -construct. - -Given a prefix argument, it reverts the change, removing the -#if/#else/#endif construct and the expanded code. - -`c-macro-preprocessor' specifies the preprocessor to use. -Prompt for arguments to the preprocessor \(e.g. `-DDEBUG -I ./include') -if the user option `c-macro-prompt-flag' is non-nil. - -Noninteractive args are START, END, UNDO. -For use inside Lisp programs, see also `c-macro-expansion'." - - (interactive (if current-prefix-arg - (list nil nil t) - (let ((pos1 (point)) - (pos2 (mark))) - (if (< pos1 pos2) - (list pos1 pos2 nil) - (list pos2 pos1 nil))))) - (let ((inbuf (current-buffer))) - ;; Build the command string. - (if c-macro-prompt-flag - (setq c-macro-cppflags - (read-string "Preprocessor arguments: " - c-macro-cppflags))) - (if undo - (let ((pos (point)) if-pos else-pos endif-pos) - (save-excursion - (end-of-line) - (if (not (and (setq if-pos (search-backward if-mark nil t)) - (setq else-pos (search-forward else-mark nil t)) - (setq endif-pos (search-forward endif-mark nil t)) - (<= if-pos pos) - (< pos endif-pos))) - (error "Not in ppexpanded region")) - (let ((orig (buffer-substring (+ if-pos (length if-mark) 1) - (- else-pos (length else-mark))))) - (delete-region if-pos (+ endif-pos 1)) - (insert orig)))) - ;; Expand the macro. - (let* ((expansion (c-macro-expansion start end - (concat c-macro-preprocessor " " - c-macro-cppflags) t)) - (orig (buffer-substring start end))) - (setq expansion - (with-temp-buffer - (insert expansion) - (call-process-region (point-min) (point-max) "indent" - t ;delete the text - t ;output --> current buffer - ) - (buffer-string))) - (delete-region start end) - (insert if-mark ?\n orig else-mark ?\n expansion endif-mark ?\n))))) |