(Undo): Restore some explanation from the version that was deleted.

1 files changed, 14 insertions, 5 deletions

diff --git a/lispref/text.texi b/lispref/text.texi
index 55d9f6d5e75..b8d727efca4 100644
--- a/lispref/text.texi
+++ b/lispref/text.texi
@@ -470,6 +470,9 @@ it except to install it on a keymap.
 
 In an interactive call, @var{count} is the numeric prefix argument.
 
+Self-insertion translates the input character through
+@code{translation-table-for-input}.  @xref{Translation of Characters}.
+
 This command calls @code{auto-fill-function} whenever that is
 non-@code{nil} and the character inserted is in the table
 @code{auto-fill-chars} (@pxref{Auto Filling}).
@@ -477,10 +480,9 @@ non-@code{nil} and the character inserted is in the table
 @c Cross refs reworded to prevent overfull hbox.  --rjc 15mar92
 This command performs abbrev expansion if Abbrev mode is enabled and
 the inserted character does not have word-constituent
-syntax. (@xref{Abbrevs}, and @ref{Syntax Class Table}.)
-
-This is also responsible for calling @code{blink-paren-function} when
-the inserted character has close parenthesis syntax (@pxref{Blinking}).
+syntax. (@xref{Abbrevs}, and @ref{Syntax Class Table}.)  It is also
+responsible for calling @code{blink-paren-function} when the inserted
+character has close parenthesis syntax (@pxref{Blinking}).
 
 Do not try substituting your own definition of
 @code{self-insert-command} for the standard one.  The editor command
@@ -1257,6 +1259,9 @@ range @var{beg} to @var{end}, which increased the size of the buffer
 by @var{delta}.  It is undone by calling @var{funname} with arguments
 @var{args}.
 
+This kind of element enables undo limited to a region to determine
+whether the element pertains to that region.
+
 @item nil
 This element is a boundary.  The elements between two boundaries are
 called a @dfn{change group}; normally, each change group corresponds to
@@ -1793,7 +1798,7 @@ a buffer.  This is in contrast to the function @code{sort}, which
 rearranges the order of the elements of a list (@pxref{Rearrangement}).
 The values returned by these functions are not meaningful.
 
-@defun sort-subr reverse nextrecfun endrecfun &optional startkeyfun endkeyfun
+@defun sort-subr reverse nextrecfun endrecfun &optional startkeyfun endkeyfun predicate
 This function is the general text-sorting routine that subdivides a
 buffer into records and then sorts them.  Most of the commands in this
 section use this function.
@@ -1847,6 +1852,10 @@ is no need for @var{endkeyfun} if @var{startkeyfun} returns a
 non-@code{nil} value.
 @end enumerate
 
+The argument @var{predicate} is the function to use to compare keys.
+If keys are numbers, it defaults to @code{<}; otherwise it defaults to
+@code{string<}.
+
 As an example of @code{sort-subr}, here is the complete function
 definition for @code{sort-lines}: