--- /dev/null
+;;; pces-nemacs.el --- pces implementation for Nemacs
+
+;; Copyright (C) 1995,1996,1997,1998,1999 Free Software Foundation, Inc.
+
+;; Author: MORIOKA Tomohiko <tomo@m17n.org>
+;; Keywords: emulation, compatibility, Mule
+
+;; This file is part of APEL (A Portable Emacs Library).
+
+;; This program 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.
+
+;; This program 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.
+
+;;; Code:
+
+;;; @ coding system
+;;;
+
+(defvar coding-system-kanji-code-alist
+ '((binary . 0)
+ (raw-text . 0)
+ (shift_jis . 1)
+ (iso-2022-jp . 2)
+ (ctext . 2)
+ (euc-jp . 3)
+ ))
+
+(defun decode-coding-string (string coding-system)
+ "Decode the STRING which is encoded in CODING-SYSTEM.
+\[emu-nemacs.el; EMACS 20 emulating function]"
+ (let ((code (if (integerp coding-system)
+ coding-system
+ (cdr (assq coding-system coding-system-kanji-code-alist)))))
+ (if (eq code 3)
+ string
+ (convert-string-kanji-code string code 3)
+ )))
+
+(defun encode-coding-string (string coding-system)
+ "Encode the STRING to CODING-SYSTEM.
+\[emu-nemacs.el; EMACS 20 emulating function]"
+ (let ((code (if (integerp coding-system)
+ coding-system
+ (cdr (assq coding-system coding-system-kanji-code-alist)))))
+ (if (eq code 3)
+ string
+ (convert-string-kanji-code string 3 code)
+ )))
+
+(defun decode-coding-region (start end coding-system)
+ "Decode the text between START and END which is encoded in CODING-SYSTEM.
+\[emu-nemacs.el; EMACS 20 emulating function]"
+ (let ((code (if (integerp coding-system)
+ coding-system
+ (cdr (assq coding-system coding-system-kanji-code-alist)))))
+ (save-excursion
+ (save-restriction
+ (narrow-to-region start end)
+ (convert-region-kanji-code start end code 3)
+ ))))
+
+(defun encode-coding-region (start end coding-system)
+ "Encode the text between START and END to CODING-SYSTEM.
+\[emu-nemacs.el; EMACS 20 emulating function]"
+ (let ((code (if (integerp coding-system)
+ coding-system
+ (cdr (assq coding-system coding-system-kanji-code-alist)))))
+ (save-excursion
+ (save-restriction
+ (narrow-to-region start end)
+ (convert-region-kanji-code start end 3 code)
+ ))))
+
+(defun detect-coding-region (start end)
+ "Detect coding-system of the text in the region between START and END.
+\[emu-nemacs.el; Emacs 20 emulating function]"
+ (if (save-excursion
+ (save-restriction
+ (narrow-to-region start end)
+ (goto-char start)
+ (re-search-forward "[\200-\377]" nil t)))
+ 'euc-jp
+ ))
+
+(defalias 'set-buffer-file-coding-system 'set-kanji-fileio-code)
+
+
+;;; @ without code-conversion
+;;;
+
+(defmacro as-binary-process (&rest body)
+ (` (let (selective-display ; Disable ^M to nl translation.
+ ;; NEmacs
+ kanji-flag
+ (default-kanji-process-code 0)
+ program-kanji-code-alist)
+ (,@ body))))
+
+(defmacro as-binary-input-file (&rest body)
+ (` (let (kanji-flag default-kanji-flag)
+ (,@ body))))
+
+(defmacro as-binary-output-file (&rest body)
+ (` (let (kanji-flag)
+ (,@ body))))
+
+(defun write-region-as-binary (start end filename
+ &optional append visit lockname)
+ "Like `write-region', q.v., but don't code conversion. [emu-nemacs.el]"
+ (as-binary-output-file
+ (write-region start end filename append visit)))
+
+(defun insert-file-contents-as-binary (filename
+ &optional visit beg end replace)
+ "Like `insert-file-contents', q.v., but don't character code conversion.
+\[emu-nemacs.el]"
+ (as-binary-input-file
+ ;; Returns list absolute file name and length of data inserted.
+ (insert-file-contents filename visit)))
+
+(defun insert-file-contents-as-raw-text (filename
+ &optional visit beg end replace)
+ "Like `insert-file-contents', q.v., but don't character code conversion.
+It converts line-break code from CRLF to LF. [emu-nemacs.el]"
+ (save-restriction
+ (narrow-to-region (point) (point))
+ (let ((return (as-binary-input-file
+ (insert-file-contents filename visit))))
+ (while (search-forward "\r\n" nil t)
+ (replace-match "\n"))
+ (goto-char (point-min))
+ ;; Returns list absolute file name and length of data inserted.
+ (list (car return) (- (point-max) (point-min))))))
+
+(defalias 'insert-file-contents-as-raw-text-CRLF
+ 'insert-file-contents-as-raw-text)
+
+(defun write-region-as-raw-text-CRLF (start end filename
+ &optional append visit lockname)
+ "Like `write-region', q.v., but don't code conversion. [emu-nemacs.el]"
+ (let ((the-buf (current-buffer)))
+ (with-temp-buffer
+ (insert-buffer-substring the-buf start end)
+ (goto-char (point-min))
+ (while (re-search-forward "\\(\\=\\|[^\r]\\)\n" nil t)
+ (replace-match "\\1\r\n"))
+ (write-region-as-binary (point-min)(point-max)
+ filename append visit))))
+
+(defun find-file-noselect-as-binary (filename &optional nowarn rawfile)
+ "Like `find-file-noselect', q.v., but don't code conversion.
+\[emu-nemacs.el]"
+ (as-binary-input-file (find-file-noselect filename nowarn)))
+
+(defun find-file-noselect-as-raw-text (filename &optional nowarn rawfile)
+ "Like `find-file-noselect', q.v., but it does not code conversion
+except for line-break code. [emu-nemacs.el]"
+ (let ((buf (get-file-buffer filename))
+ cur)
+ (if buf
+ (prog1
+ buf
+ (or nowarn
+ (verify-visited-file-modtime buf)
+ (cond ((not (file-exists-p filename))
+ (error "File %s no longer exists!" filename))
+ ((yes-or-no-p
+ (if (buffer-modified-p buf)
+ "File has changed since last visited or saved. Flush your changes? "
+ "File has changed since last visited or saved. Read from disk? "))
+ (setq cur (current-buffer))
+ (set-buffer buf)
+ (revert-buffer t t)
+ (save-excursion
+ (goto-char (point-min))
+ (while (search-forward "\r\n" nil t)
+ (replace-match "\n")))
+ (set-buffer-modified-p nil)
+ (set-buffer cur)))))
+ (save-excursion
+ (prog1
+ (set-buffer
+ (find-file-noselect-as-binary filename nowarn rawfile))
+ (while (search-forward "\r\n" nil t)
+ (replace-match "\n"))
+ (goto-char (point-min))
+ (set-buffer-modified-p nil))))))
+
+(defalias 'find-file-noselect-as-raw-text-CRLF
+ 'find-file-noselect-as-raw-text)
+
+(defun open-network-stream-as-binary (name buffer host service)
+ "Like `open-network-stream', q.v., but don't code conversion.
+\[emu-nemacs.el]"
+ (let ((process (open-network-stream name buffer host service)))
+ (set-process-kanji-code process 0)
+ process))
+
+(defun save-buffer-as-binary (&optional args)
+ "Like `save-buffer', q.v., but don't encode. [emu-nemacs.el]"
+ (as-binary-output-file
+ (save-buffer args)))
+
+(defun save-buffer-as-raw-text-CRLF (&optional args)
+ "Like `save-buffer', q.v., but save as network representation.
+\[emu-nemacs.el]"
+ (if (buffer-modified-p)
+ (save-restriction
+ (widen)
+ (let ((the-buf (current-buffer))
+ (filename (buffer-file-name)))
+ (if filename
+ (prog1
+ (with-temp-buffer
+ (insert-buffer the-buf)
+ (goto-char (point-min))
+ (while (re-search-forward "\\(\\=\\|[^\r]\\)\n" nil t)
+ (replace-match "\\1\r\n"))
+ (setq buffer-file-name filename)
+ (save-buffer-as-binary args))
+ (set-buffer-modified-p nil)
+ (clear-visited-file-modtime)))))))
+
+
+;;; @ with code-conversion
+;;;
+
+(defun insert-file-contents-as-coding-system
+ (coding-system filename &optional visit beg end replace)
+ "Like `insert-file-contents', q.v., but CODING-SYSTEM the first arg will
+be applied to `kanji-fileio-code'. [emu-nemacs.el]"
+ (let ((kanji-fileio-code coding-system)
+ kanji-expected-code)
+ (insert-file-contents filename visit)))
+
+(defun write-region-as-coding-system
+ (coding-system start end filename &optional append visit lockname)
+ "Like `write-region', q.v., but CODING-SYSTEM the first arg will be
+applied to `kanji-fileio-code'. [emu-nemacs.el]"
+ (let ((kanji-fileio-code coding-system)
+ jka-compr-compression-info-list jam-zcat-filename-list)
+ (write-region start end filename append visit)))
+
+(defun find-file-noselect-as-coding-system
+ (coding-system filename &optional nowarn rawfile)
+ "Like `find-file-noselect', q.v., but CODING-SYSTEM the first arg will
+be applied to `kanji-fileio-code'. [emu-nemacs.el]"
+ (let ((default-kanji-fileio-code coding-system)
+ kanji-fileio-code kanji-expected-code)
+ (find-file-noselect filename nowarn)))
+
+(defun save-buffer-as-coding-system (coding-system &optional args)
+ "Like `save-buffer', q.v., but CODING-SYSTEM the first arg will be
+applied to `kanji-fileio-code'. [emu-nemacs.el]"
+ (let ((kanji-fileio-code coding-system))
+ (save-buffer args)))
+
+
+;;; @ end
+;;;
+
+(provide 'pces-nemacs)
+
+;;; pces-nemacs.el ends here
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