X-Git-Url: https://code.delx.au/gnu-emacs/blobdiff_plain/4f9d7df139695e97cd1772d41940500480585df7..659f64e909614e62b939087c625fd9abfbcf7073:/src/buffer.h

diff --git a/src/buffer.h b/src/buffer.h
index 992bc8ffca..2a04f49ea4 100644
--- a/src/buffer.h
+++ b/src/buffer.h
@@ -1,6 +1,6 @@
 /* Header file for the buffer manipulation primitives.
    Copyright (C) 1985, 1986, 1993, 1994, 1995, 1997, 1998, 1999, 2000, 2001,
-                 2002, 2003, 2004, 2005, 2006, 2007, 2008
+                 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009
                  Free Software Foundation, Inc.
 
 This file is part of GNU Emacs.
@@ -339,7 +339,7 @@ extern unsigned char *_fetch_multibyte_char_p;
 #define FETCH_CHAR_AS_MULTIBYTE(pos)			\
   (!NILP (current_buffer->enable_multibyte_characters)	\
    ? FETCH_MULTIBYTE_CHAR ((pos))			\
-   : unibyte_to_multibyte_table[(FETCH_BYTE ((pos)))])
+   : UNIBYTE_TO_CHAR (FETCH_BYTE ((pos))))
 
 
 /* Macros for accessing a character or byte,
@@ -584,6 +584,9 @@ struct buffer
   /* This isn't really used by the C code, so could be deleted.  */
   Lisp_Object backed_up;
   /* Length of file when last read or saved.
+     -1 means auto saving turned off because buffer shrank a lot.
+     -2 means don't turn off auto saving if buffer shrinks.
+       (That value is used with buffer-swap-text.)
      This is not in the  struct buffer_text
      because it's not used in indirect buffers at all.  */
   Lisp_Object save_length;
@@ -598,8 +601,9 @@ struct buffer
      point into this buffer or may point nowhere.  */
   Lisp_Object mark;
 
-  /* Alist of elements (SYMBOL . VALUE-IN-THIS-BUFFER)
-     for all per-buffer variables of this buffer.  */
+  /* Alist of elements (SYMBOL . VALUE-IN-THIS-BUFFER) for all
+     per-buffer variables of this buffer.  For locally unbound
+     symbols, just the symbol appears as the element.  */
   Lisp_Object local_var_alist;
 
   /* Symbol naming major mode (eg, lisp-mode).  */