X-Git-Url: http://git.chise.org/gitweb/?a=blobdiff_plain;f=emu-e20_2.el;h=023b2f4bbd58e7455c8991200343e61bc8134275;hb=876cea9c0c4c317f99dc104a83472fc9e954556c;hp=4c1ceb50eea4f2b43dea0dc51460568bbdfce237;hpb=3f461e470de396ceb05af59960de6e7d095223f6;p=elisp%2Fapel.git

diff --git a/emu-e20_2.el b/emu-e20_2.el
index 4c1ceb5..023b2f4 100644
--- a/emu-e20_2.el
+++ b/emu-e20_2.el
@@ -28,65 +28,18 @@
 
 ;;; Code:
 
-;;; @ binary access
+;;; @ buffer representation
 ;;;
 
-(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."
-  (let ((flag enable-multibyte-characters)
-	(coding-system-for-read 'binary)
-	format-alist)
-    (insert-file-contents filename visit beg end replace)
-    (setq enable-multibyte-characters flag)
-    ))
-
-(defalias 'insert-binary-file-contents 'insert-file-contents-as-binary)
-(make-obsolete 'insert-binary-file-contents 'insert-file-contents-as-binary)
-
-(defalias 'insert-binary-file-contents-literally
-  'insert-file-contents-literally)
-
-
-;;; @ MIME charset
-;;;
-
-(defsubst encode-mime-charset-region (start end charset)
-  "Encode the text between START and END as MIME CHARSET."
-  (let (cs)
-    (if (and enable-multibyte-characters
-	     (setq cs (mime-charset-to-coding-system charset)))
-	(encode-coding-region start end cs)
-      )))
-
-(defsubst decode-mime-charset-region (start end charset)
-  "Decode the text between START and END as MIME CHARSET."
-  (let (cs)
-    (if (and enable-multibyte-characters
-	     (setq cs (mime-charset-to-coding-system charset)))
-	(decode-coding-region start end cs)
-      )))
-
-(defsubst encode-mime-charset-string (string charset)
-  "Encode the STRING as MIME CHARSET."
-  (let (cs)
-    (if (and enable-multibyte-characters
-	     (setq cs (mime-charset-to-coding-system charset)))
-	(encode-coding-string string cs)
-      string)))
-
-(defsubst decode-mime-charset-string (string charset)
-  "Decode the STRING as MIME CHARSET."
-  (let (cs)
-    (if (and enable-multibyte-characters
-	     (setq cs (mime-charset-to-coding-system charset)))
-	(decode-coding-string string cs)
-      string)))
+(defsubst-maybe set-buffer-multibyte (flag)
+  "Set the multibyte flag of the current buffer to FLAG.
+If FLAG is t, this makes the buffer a multibyte buffer.
+If FLAG is nil, this makes the buffer a single-byte buffer.
+The buffer contents remain unchanged as a sequence of bytes
+but the contents viewed as characters do change.
+\[Emacs 20.3 emulating function]"
+  (setq enable-multibyte-characters flag)
+  )
 
 
 ;;; @ character
@@ -96,7 +49,7 @@ code conversion will not take place."
 
 (defmacro char-next-index (char index)
   "Return index of character succeeding CHAR whose index is INDEX."
-  `(+ index (char-bytes char)))
+  `(+ ,index (char-bytes ,char)))
 
 
 ;;; @ string
@@ -119,6 +72,12 @@ code conversion will not take place."
 
 (defalias 'string-to-int-list 'string-to-char-list)
 
+(defun looking-at-as-unibyte (regexp)
+  "Like `looking-at', but string is regarded as unibyte sequence."
+  (let (enable-multibyte-characters)
+    (looking-at regexp)
+    ))
+
 ;;; @@ obsoleted aliases
 ;;;
 ;;; You should not use them.