+/* Most code should use these functions to set Lisp fields in struct
+ buffer. */
+BUFFER_INLINE void
+bset_bidi_paragraph_direction (struct buffer *b, Lisp_Object val)
+{
+ b->INTERNAL_FIELD (bidi_paragraph_direction) = val;
+}
+BUFFER_INLINE void
+bset_case_canon_table (struct buffer *b, Lisp_Object val)
+{
+ b->INTERNAL_FIELD (case_canon_table) = val;
+}
+BUFFER_INLINE void
+bset_case_eqv_table (struct buffer *b, Lisp_Object val)
+{
+ b->INTERNAL_FIELD (case_eqv_table) = val;
+}
+BUFFER_INLINE void
+bset_directory (struct buffer *b, Lisp_Object val)
+{
+ b->INTERNAL_FIELD (directory) = val;
+}
+BUFFER_INLINE void
+bset_display_count (struct buffer *b, Lisp_Object val)
+{
+ b->INTERNAL_FIELD (display_count) = val;
+}
+BUFFER_INLINE void
+bset_display_time (struct buffer *b, Lisp_Object val)
+{
+ b->INTERNAL_FIELD (display_time) = val;
+}
+BUFFER_INLINE void
+bset_downcase_table (struct buffer *b, Lisp_Object val)
+{
+ b->INTERNAL_FIELD (downcase_table) = val;
+}
+BUFFER_INLINE void
+bset_enable_multibyte_characters (struct buffer *b, Lisp_Object val)
+{
+ b->INTERNAL_FIELD (enable_multibyte_characters) = val;
+}
+BUFFER_INLINE void
+bset_filename (struct buffer *b, Lisp_Object val)
+{
+ b->INTERNAL_FIELD (filename) = val;
+}
+BUFFER_INLINE void
+bset_keymap (struct buffer *b, Lisp_Object val)
+{
+ b->INTERNAL_FIELD (keymap) = val;
+}
+BUFFER_INLINE void
+bset_last_selected_window (struct buffer *b, Lisp_Object val)
+{
+ b->INTERNAL_FIELD (last_selected_window) = val;
+}
+BUFFER_INLINE void
+bset_local_var_alist (struct buffer *b, Lisp_Object val)
+{
+ b->INTERNAL_FIELD (local_var_alist) = val;
+}
+BUFFER_INLINE void
+bset_mark_active (struct buffer *b, Lisp_Object val)
+{
+ b->INTERNAL_FIELD (mark_active) = val;
+}
+BUFFER_INLINE void
+bset_point_before_scroll (struct buffer *b, Lisp_Object val)
+{
+ b->INTERNAL_FIELD (point_before_scroll) = val;
+}
+BUFFER_INLINE void
+bset_read_only (struct buffer *b, Lisp_Object val)
+{
+ b->INTERNAL_FIELD (read_only) = val;
+}
+BUFFER_INLINE void
+bset_truncate_lines (struct buffer *b, Lisp_Object val)
+{
+ b->INTERNAL_FIELD (truncate_lines) = val;
+}
+BUFFER_INLINE void
+bset_undo_list (struct buffer *b, Lisp_Object val)
+{
+ b->INTERNAL_FIELD (undo_list) = val;
+}
+BUFFER_INLINE void
+bset_upcase_table (struct buffer *b, Lisp_Object val)
+{
+ b->INTERNAL_FIELD (upcase_table) = val;
+}
+BUFFER_INLINE void
+bset_width_table (struct buffer *b, Lisp_Object val)
+{
+ b->INTERNAL_FIELD (width_table) = val;
+}
+
+/* Convenient check whether buffer B is live. */
+
+#define BUFFER_LIVE_P(b) (!NILP (BVAR (b, name)))
+