From db0fe6fb3f1af1f5372e19c34dd525b05eb316b1 Mon Sep 17 00:00:00 2001 From: morioka Date: Fri, 4 Jun 1999 08:38:04 +0000 Subject: [PATCH] Split off features about coding-system to pces-om.el. --- poem-om.el | 305 ++++-------------------------------------------------------- 1 file changed, 20 insertions(+), 285 deletions(-) diff --git a/poem-om.el b/poem-om.el index 6eca67d..39460ad 100644 --- a/poem-om.el +++ b/poem-om.el @@ -1,8 +1,8 @@ ;;; poem-om.el --- poem implementation for Mule 1.* and Mule 2.* -;; Copyright (C) 1995-1999 Free Software Foundation, Inc. +;; Copyright (C) 1995,1996,1997,1998,1999 Free Software Foundation, Inc. -;; Author: MORIOKA Tomohiko +;; Author: MORIOKA Tomohiko ;; Katsumi Yamaoka ;; Keywords: emulation, compatibility, Mule @@ -31,97 +31,24 @@ ;;; @ version specific features ;;; -(cond ((= emacs-major-version 19) - ;; Suggested by SASAKI Osamu - ;; (cf. [os2-emacs-ja:78]) - (defun fontset-pixel-size (fontset) - (let* ((font (get-font-info - (aref (cdr (get-fontset-info fontset)) 0))) - (open (aref font 4))) - (if (= open 1) - (aref font 5) - (if (= open 0) - (let ((pat (aref font 1))) - (if (string-match "-[0-9]+-" pat) - (string-to-number - (substring - pat (1+ (match-beginning 0)) (1- (match-end 0)))) - 0)) - )))) - - (define-ccl-program poem-ccl-decode-raw-text - '(1 - ((r2 = 0) - (read r0) - (loop - (if (r0 == ?\x0d) - ((r2 = 1) - (read-if (r1 == ?\x0a) - ((r0 = ?\x0a) - (r2 = 0) - (write-read-repeat r0)) - ((write r0) - (r0 = (r1 + 0)) - (repeat)))) - ((r2 = 0) - (write-read-repeat r0))))) - ;; This EOF BLOCK won't work out in practice. So the last datum - ;; might be lost if it's value is ?\x0d. - (if r2 - (write r0)) - ) - "Convert line-break code from CRLF to LF.") - - (define-ccl-program poem-ccl-encode-raw-text - '(1 - ((read r0) - (loop (write-read-repeat r0)))) - "Pass through without any conversions.") - - (define-ccl-program poem-ccl-encode-raw-text-CRLF - '(2 - ((loop - (read-if (r0 == ?\x0a) - (write "\x0d\x0a") - (write r0)) - (repeat)))) - "Convert line-break code from LF to CRLF.") - - (make-coding-system - 'raw-text 4 ?= - "No conversion" - nil - (cons poem-ccl-decode-raw-text poem-ccl-encode-raw-text)) - - (make-coding-system - 'raw-text-dos 4 ?= - "No conversion" - nil - (cons poem-ccl-decode-raw-text poem-ccl-encode-raw-text-CRLF)) - ) - (t - (defun poem-decode-raw-text (from to) - (save-restriction - (narrow-to-region from to) - (goto-char (point-min)) - (while (re-search-forward "\r$" nil t) - (replace-match "") - ))) - (defun poem-encode-raw-text-CRLF (from to) - (save-restriction - (narrow-to-region from to) - (goto-char (point-min)) - (while (re-search-forward "\\(\\=\\|[^\r]\\)\n" nil t) - (replace-match "\\1\r\n") - ))) - - (make-coding-system 'raw-text nil ?= "No conversion") - (put 'raw-text 'post-read-conversion 'poem-decode-raw-text) - - (make-coding-system 'raw-text-dos nil ?= "No conversion") - (put 'raw-text-dos 'post-read-conversion 'poem-decode-raw-text) - (put 'raw-text-dos 'pre-write-conversion 'poem-encode-raw-text-CRLF) - )) +(if (= emacs-major-version 19) + ;; Suggested by SASAKI Osamu + ;; (cf. [os2-emacs-ja:78]) + (defun fontset-pixel-size (fontset) + (let* ((font (get-font-info + (aref (cdr (get-fontset-info fontset)) 0))) + (open (aref font 4))) + (if (= open 1) + (aref font 5) + (if (= open 0) + (let ((pat (aref font 1))) + (if (string-match "-[0-9]+-" pat) + (string-to-number + (substring + pat (1+ (match-beginning 0)) (1- (match-end 0)))) + 0)) + )))) + ) ;;; @ character set @@ -145,198 +72,6 @@ 94)) -;;; @ coding system -;;; - -(defun encode-coding-region (start end coding-system) - "Encode the text between START and END to CODING-SYSTEM. -\[EMACS 20 emulating function]" - ;; If `coding-system' is nil, do nothing. - (code-convert-region start end *internal* coding-system)) - -(defun decode-coding-region (start end coding-system) - "Decode the text between START and END which is encoded in CODING-SYSTEM. -\[EMACS 20 emulating function]" - ;; If `coding-system' is nil, do nothing. - (code-convert-region start end coding-system *internal*)) - -;; XXX: Should we support optional NOCOPY argument? (only in Emacs 20.x) -(defun encode-coding-string (str coding-system) - "Encode the STRING to CODING-SYSTEM. -\[EMACS 20 emulating function]" - (if coding-system - (code-convert-string str *internal* coding-system) - ;;(code-convert-string str *internal* nil) returns nil instead of str. - str)) - -;; XXX: Should we support optional NOCOPY argument? (only in Emacs 20.x) -(defun decode-coding-string (str coding-system) - "Decode the string STR which is encoded in CODING-SYSTEM. -\[EMACS 20 emulating function]" - (if coding-system - (let ((len (length str)) - ret) - (while (and (< 0 len) - (null (setq ret - (code-convert-string - (substring str 0 len) - coding-system *internal*)))) - (setq len (1- len))) - (concat ret (substring str len))) - str)) - -(defalias 'detect-coding-region 'code-detect-region) - -(defalias 'set-buffer-file-coding-system 'set-file-coding-system) - - -;;; @ 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 `file-coding-system-for-read'." - (let ((file-coding-system-for-read coding-system)) - (insert-file-contents filename visit beg end replace))) - -(cond - ((and (>= emacs-major-version 19) (>= emacs-minor-version 29)) - ;; for MULE 2.3 based on Emacs 19.34. - (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 `file-coding-system'." - (let ((file-coding-system coding-system) - jka-compr-compression-info-list jam-zcat-filename-list) - (write-region start end filename append visit lockname))) - - (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 `file-coding-system-for-read'." - (let ((file-coding-system-for-read coding-system)) - (find-file-noselect filename nowarn rawfile))) - ) - (t - ;; for MULE 2.3 based on Emacs 19.28 or MULE 1.*. - (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 `file-coding-system'." - (let ((file-coding-system 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 `file-coding-system-for-read'." - (let ((file-coding-system-for-read coding-system)) - (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 `coding-system-for-write'." - (let ((file-coding-system coding-system)) - (save-buffer args))) - - -;;; @ without code-conversion -;;; - -(make-coding-system 'binary nil ?= "No conversion") - -(defmacro as-binary-process (&rest body) - (` (let (selective-display ; Disable ^M to nl translation. - ;; Mule - mc-flag - (default-process-coding-system (cons *noconv* *noconv*)) - program-coding-system-alist) - (,@ body)))) - -(defmacro as-binary-input-file (&rest body) - (` (let (mc-flag - (file-coding-system-for-read *noconv*) - ) - (,@ body)))) - -(defmacro as-binary-output-file (&rest body) - (` (let (mc-flag - (file-coding-system *noconv*) - ) - (,@ body)))) - -(defalias 'set-process-input-coding-system 'set-process-coding-system) - -(defun insert-file-contents-as-binary (filename - &optional visit beg end replace) - "Like `insert-file-contents', q.v., but don't code and format conversion. -Like `insert-file-contents-literary', but it allows find-file-hooks, -automatic uncompression, etc. - -Namely this function ensures that only format decoding and character -code conversion will not take place." - (as-binary-input-file - ;; Returns list absolute file name and length of data inserted. - (insert-file-contents filename visit beg end replace))) - -(defun insert-file-contents-as-raw-text (filename - &optional visit beg end replace) - "Like `insert-file-contents', q.v., but don't code and format conversion. -Like `insert-file-contents-literary', but it allows find-file-hooks, -automatic uncompression, etc. -Like `insert-file-contents-as-binary', but it converts line-break -code." - ;; Returns list absolute file name and length of data inserted. - (insert-file-contents-as-coding-system 'raw-text - filename visit beg end replace)) - -(defalias 'insert-file-contents-as-raw-text-CRLF - 'insert-file-contents-as-raw-text) - -(defun write-region-as-binary (start end filename - &optional append visit lockname) - "Like `write-region', q.v., but don't code conversion." - (write-region-as-coding-system 'binary - start end filename append visit lockname)) - -(defun write-region-as-raw-text-CRLF (start end filename - &optional append visit lockname) - "Like `write-region', q.v., but don't code conversion." - (write-region-as-coding-system 'raw-text-dos - start end filename append visit lockname)) - -(defun find-file-noselect-as-binary (filename &optional nowarn rawfile) - "Like `find-file-noselect', q.v., but don't code and format conversion." - (find-file-noselect-as-coding-system 'binary filename nowarn rawfile)) - -(defun find-file-noselect-as-raw-text (filename &optional nowarn rawfile) - "Like `find-file-noselect', q.v., but it does not code and format -conversion except for line-break code." - (find-file-noselect-as-coding-system 'raw-text filename nowarn rawfile)) - -(defalias 'find-file-noselect-as-raw-text-CRLF - 'find-file-noselect-as-raw-text) - -(defun save-buffer-as-binary (&optional args) - "Like `save-buffer', q.v., but don't encode." - (let ((file-coding-system 'binary)) - (save-buffer args))) - -(defun save-buffer-as-raw-text-CRLF (&optional args) - "Like `save-buffer', q.v., but save as network representation." - (let ((file-coding-system 'raw-text-dos)) - (save-buffer args))) - -(defun open-network-stream-as-binary (name buffer host service) - "Like `open-network-stream', q.v., but don't code conversion." - (let ((process (open-network-stream name buffer host service))) - (set-process-coding-system process *noconv* *noconv*) - process)) - - ;;; @ buffer representation ;;; -- 1.7.10.4