--- /dev/null
+/* Definitions of marked slots in buffers
+ Copyright (C) 1990, 1992, 1993 Free Software Foundation, Inc.
+
+This file is part of XEmacs.
+
+XEmacs 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.
+
+XEmacs 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 XEmacs; see the file COPYING. If not, write to
+the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+Boston, MA 02111-1307, USA. */
+
+/* Synched up with: Mule 2.0, FSF 19.30. Split out of buffer.h. */
+
+/* Authorship:
+
+ FSF: long ago (part of buffer.h).
+ JWZ: separated out from buffer.h, early in Lemacs.
+ XEmacs: a few other changes.
+ */
+
+/* In the declaration of the buffer structure, this file is included
+ after defining MARKED_SLOT(x) to be Lisp_Object x; i.e. just a slot
+ definition. In the garbage collector this file is included after
+ defining MARKED_SLOT(x) to be mark_object(buffer->x). */
+
+#ifndef BUFFER_SLOTS_FIRST_NAME
+#define BUFFER_SLOTS_FIRST_NAME name
+#endif
+
+ /* The name of this buffer. */
+ MARKED_SLOT (name);
+
+ /* The name of the file visited in this buffer, or nil. */
+ MARKED_SLOT (filename);
+
+ /* Dir for expanding relative file names. */
+ MARKED_SLOT (directory);
+
+ /* True iff this buffer has been backed up (if you write to the
+ visited file and it hasn't been backed up, then a backup will
+ be made). */
+ /* #### This isn't really used by the C code, so could be deleted. */
+ MARKED_SLOT (backed_up);
+
+ /* Length of file when last read or saved.
+ This is not in the struct buffer_text
+ because it's not used in indirect buffers at all. */
+ MARKED_SLOT (saved_size);
+
+ /* File name used for auto-saving this buffer.
+ This is not in the struct buffer_text
+ because it's not used in indirect buffers at all. */
+ MARKED_SLOT (auto_save_file_name);
+
+ /* Non-nil if buffer read-only. */
+ MARKED_SLOT (read_only);
+
+ /* "The mark". This is a marker which may
+ point into this buffer or may point nowhere. */
+ MARKED_SLOT (mark);
+
+ /* Alist of elements (SYMBOL . VALUE-IN-THIS-BUFFER)
+ for all per-buffer variables of this buffer.
+ Specifically, this lists those variables that have
+ a buffer-local value in this buffer: i.e. those
+ whose value does not shadow the default value.
+ (Remember that for any particular variable created
+ with `make-local-variable' or `make-variable-buffer-local',
+ it will have a per-buffer value in some buffers and a
+ default value in others.)
+
+ Variables declared in C with DEFVAR_BUFFER_LOCAL() (i.e.
+ those stored in the struct buffer) are not listed here. */
+ MARKED_SLOT (local_var_alist);
+
+ /* Symbol naming major mode (eg, lisp-mode). */
+ MARKED_SLOT (major_mode);
+
+ /* Pretty name of major mode (eg, "Lisp"). */
+ MARKED_SLOT (mode_name);
+
+ /* Modeline element that controls format of modeline. */
+ MARKED_SLOT (modeline_format);
+
+ /* Keys that are bound local to this buffer. */
+ MARKED_SLOT (keymap);
+
+ /* This buffer's local abbrev table. */
+ MARKED_SLOT (abbrev_table);
+ /* This buffer's syntax table. */
+ MARKED_SLOT (syntax_table);
+ /* Massaged values from the syntax table, for faster lookup. */
+ MARKED_SLOT (mirror_syntax_table);
+
+#ifdef MULE
+ /* This buffer's category table. */
+ MARKED_SLOT (category_table);
+#endif /* MULE */
+#ifdef FILE_CODING
+ /* This buffer's coding system. */
+ MARKED_SLOT (buffer_file_coding_system);
+#endif
+ /* Values of several buffer-local variables.
+
+ tab-width is buffer-local so that redisplay can find it
+ in buffers that are not current */
+ MARKED_SLOT (case_fold_search);
+ MARKED_SLOT (tab_width);
+ MARKED_SLOT (fill_column);
+ MARKED_SLOT (left_margin);
+
+ /* Function to call when insert space past fill column. */
+ MARKED_SLOT (auto_fill_function);
+
+ /* Case table for case-conversion in this buffer. */
+ MARKED_SLOT (case_table);
+ /* It contais following char-tables: */
+ /* Char-table maps each char into its lower-case version. */
+ /* Char-table mapping each char to its upper-case version. */
+ /* Char-table for conversion for case-folding search. */
+ /* Char-table of equivalences for case-folding search. */
+
+ /* #### This ought to be a specifier: */
+ /* Non-nil means do not display continuation lines. */
+ MARKED_SLOT (truncate_lines);
+ /* #### This ought to be a specifier: */
+ /* #### Better yet, it ought to be junked. It really sucks. */
+ /* Non-nil means display ctl chars with uparrow. */
+ MARKED_SLOT (ctl_arrow);
+ /* #### This ought to be a specifier: */
+ /* #### Better yet, it ought to be junked. It really sucks. */
+ /* Non-nil means do selective display;
+ see doc string in syms_of_buffer (buffer.c) for details. */
+ MARKED_SLOT (selective_display);
+ /* #### This ought to be a specifier: */
+ /* #### Better yet, it ought to be junked. It really sucks. */
+ /* Non-nil means show ... at end of line followed by invisible lines. */
+ MARKED_SLOT (selective_display_ellipses);
+ /* Alist of (FUNCTION . STRING) for each minor mode enabled in buffer. */
+ /* Unused: MARKED_SLOT (minor_modes); */
+ /* t if "self-insertion" should overwrite */
+ MARKED_SLOT (overwrite_mode);
+ /* non-nil means abbrev mode is on. Expand abbrevs automatically. */
+ MARKED_SLOT (abbrev_mode);
+
+ /* No display table here. It's a specifier. */
+#if 0 /* FSFmacs */
+ /* t means the mark and region are currently active. */
+ MARKED_SLOT (mark_active);
+#endif
+
+ /* Changes in the buffer are recorded here for undo.
+ t means don't record anything.
+ This information belongs to the base buffer of an indirect buffer,
+ But we can't store it in the struct buffer_text
+ because local variables have to be right in the struct buffer.
+ So we copy it around in set_buffer_internal. */
+ MARKED_SLOT (undo_list);
+
+ /* FSFmacs has overlay stuff here. We have extent info elsewhere in the
+ struct buffer. */
+
+ /* dedicated_frame in lisp */
+
+ /* Lisp of symbols naming the file format used for visited file. */
+ MARKED_SLOT (file_format);
+
+#ifdef REGION_CACHE_NEEDS_WORK
+ /* True if the newline position cache and width run cache are
+ enabled. See search.c and indent.c. */
+ MARKED_SLOT (cache_long_line_scans);
+
+ /* If the width run cache is enabled, this table contains the
+ character widths width_run_cache (see above) assumes. When we
+ do a thorough redisplay, we compare this against the buffer's
+ current display table to see whether the display table has
+ affected the widths of any characters. If it has, we
+ invalidate the width run cache, and re-initialize width_table. */
+ MARKED_SLOT (width_table);
+#endif /* REGION_CACHE_NEEDS_WORK */
+
+ /* A redundant copy of text.pt, in the form of a marker. Every time one
+ is updated, so is the other.
+ */
+ MARKED_SLOT (point_marker);
+
+ /* FSFmacs has pt_marker, begv_marker, zv_marker here, used for
+ indirect buffers. We don't need them because we handle these
+ values directly instead of playing games with markers. */
+
+ /* This holds the point value before the last scroll operation.
+ Explicitly setting point sets this to nil. */
+ MARKED_SLOT (point_before_scroll);
+
+ /* Truename of the visited file (via the realpath() system call),
+ or nil. */
+ MARKED_SLOT (file_truename);
+
+ /* Invisibility spec of this buffer.
+ t => any non-nil `invisible' property means invisible.
+ A list => `invisible' property means invisible
+ if it is memq in that list. */
+ MARKED_SLOT (invisibility_spec);
+
+ /* The string generated by formatting the modeline in this buffer. */
+ MARKED_SLOT (generated_modeline_string);
+
+ /* A hash table that maps from a "generic extent" (an extent in
+ `modeline-format') into a buffer-specific extent. */
+ MARKED_SLOT (modeline_extent_table);
+
+#ifndef BUFFER_SLOTS_LAST_NAME
+#define BUFFER_SLOTS_LAST_NAME modeline_extent_table
+#endif
+
+#if 0 /* FSFmacs */
+ /* This is silly and stupid */
+ /* These are so we don't have to recompile everything
+ the next few times we add a new slot. */
+ MARKED_SLOT (extra1, extra2, extra3);
+#endif