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30e5d93ee1 (origin/emacs-27) Improve documentation of display tables
8804ac857b * src/buffer.c (syms_of_buffer) <ctl-arrow>: Doc fix.  (Bu...
This commit is contained in:
Glenn Morris
2021-05-22 09:19:01 -07:00
parent 35182fff40 30e5d93ee1
commit 048dc9441e
2 changed files with 7 additions and 6 deletions
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5
doc/lispref/display.texi
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@@ -7615,7 +7615,7 @@ Chars}.
The above display conventions apply even when there is a display
table, for any character whose entry in the active display table is
@code{nil}. Thus, when you set up a display table, you need only
specify the characters for which you want special behavior.
specify the characters for which you want special display behavior.
The following variables affect how certain characters are displayed
on the screen. Since they change the number of columns the characters
@@ -7649,7 +7649,8 @@ command @code{tab-to-tab-stop}. @xref{Indent Tabs}.
(@pxref{Char-Tables}), with @code{display-table} as its subtype, which
is used to override the usual character display conventions. This
section describes how to make, inspect, and assign elements to a
display table object.
display table object. The next section (@pxref{Active Display Table})
describes the various standard display tables and their precedence.
@defun make-display-table
This creates and returns a display table. The table initially has

8
src/buffer.c
View File

@@ -5681,10 +5681,10 @@ inserts one or more TAB characters, this variable will affect the
indentation step as well, even if `indent-tabs-mode' is non-nil. */);
DEFVAR_PER_BUFFER ("ctl-arrow", &BVAR (current_buffer, ctl_arrow), Qnil,
doc: /* Non-nil means display control chars with uparrow.
A value of nil means use backslash and octal digits.
This variable does not apply to characters whose display is specified
in the current display table (if there is one). */);
doc: /* Non-nil means display control chars with uparrow `^'.
A value of nil means use backslash `\\' and octal digits.
This variable does not apply to characters whose display is specified in
the current display table (if there is one; see `standard-display-table'). */);
DEFVAR_PER_BUFFER ("enable-multibyte-characters",
&BVAR (current_buffer, enable_multibyte_characters),