Don't overflow if computing approximate percentage

[gnu-emacs] / doc / lispref / syntax.texi

diff --git a/doc/lispref/syntax.texi b/doc/lispref/syntax.texi
index 4597058ba6e8d0003e5446fdc676782a18e5c36b..90daf34f0dc5812a0491416765b67679f711ad38 100644 (file)
--- a/doc/lispref/syntax.texi
+++ b/doc/lispref/syntax.texi
@@ -1,6 +1,6 @@
 @c -*-texinfo-*-
 @c This is part of the GNU Emacs Lisp Reference Manual.
-@c Copyright (C) 1990-1995, 1998-1999, 2001-2013 Free Software
+@c Copyright (C) 1990-1995, 1998-1999, 2001-2015 Free Software
 @c Foundation, Inc.
 @c See the file elisp.texi for copying conditions.
 @node Syntax Tables
@@ -203,7 +203,7 @@ suppressed.
 The Lisp modes have two string quote characters: double-quote (@samp{"})
 and vertical bar (@samp{|}).  @samp{|} is not used in Emacs Lisp, but it
 is used in Common Lisp.  C also has two string quote characters:
-double-quote for strings, and single-quote (@samp{'}) for character
+double-quote for strings, and apostrophe (@samp{'}) for character
 constants.
 
 Human text has no string quote characters.  We do not want quotation
@@ -411,6 +411,7 @@ is not a syntax table.
 @end defun
 
 @deffn Command modify-syntax-entry char syntax-descriptor  &optional table
+@cindex syntax entry, setting
 This function sets the syntax entry for @var{char} according to
 @var{syntax-descriptor}.  @var{char} must be a character, or a cons
 cell of the form @code{(@var{min} . @var{max})}; in the latter case,
@@ -591,6 +592,8 @@ in turn, repeatedly, until they all return @code{nil}.
 
 @node Motion and Syntax
 @section Motion and Syntax
+@cindex moving across syntax classes
+@cindex skipping characters of certain syntax
 
   This section describes functions for moving across characters that
 have certain syntax classes.
@@ -630,6 +633,8 @@ expression prefix syntax class, and characters with the @samp{p} flag.
 
 @node Parsing Expressions
 @section Parsing Expressions
+@cindex parsing expressions
+@cindex scanning expressions
 
   This section describes functions for parsing and scanning balanced
 expressions.  We will refer to such expressions as @dfn{sexps},
@@ -672,6 +677,7 @@ result, Emacs treats them as four consecutive empty string constants.
 
 @node Motion via Parsing
 @subsection Motion Commands Based on Parsing
+@cindex motion based on parsing
 
   This section describes simple point-motion functions that operate
 based on parsing expressions.
@@ -737,6 +743,7 @@ cannot exceed that many.
 
 @node Position Parse
 @subsection Finding the Parse State for a Position
+@cindex parse state for a position
 
   For syntactic analysis, such as in indentation, often the useful
 thing is to compute the syntactic state corresponding to a given buffer
@@ -918,6 +925,7 @@ nicely.
 
 @node Control Parsing
 @subsection Parameters to Control Parsing
+@cindex parsing, control parameters
 
 @defvar multibyte-syntax-as-symbol
 If this variable is non-@code{nil}, @code{scan-sexps} treats all
@@ -1059,6 +1067,7 @@ standard categories are available in all modes.
 the range @w{@samp{ }} to @samp{~}.  You specify the name of a category
 when you define it with @code{define-category}.
 
+@cindex category set
   The category table is actually a char-table (@pxref{Char-Tables}).
 The element of the category table at index @var{c} is a @dfn{category
 set}---a bool-vector---that indicates which categories character @var{c}