Improve index entries.

lispref/internals.texi

@@ -204,7 +204,7 @@ You should not change this flag in a running Emacs.
 
 @node Garbage Collection
 @appendixsec Garbage Collection
-@cindex garbage collector
+@cindex garbage collection
 
 @cindex memory allocation
   When a program creates a list or the user defines a new function (such
@@ -716,7 +716,7 @@ with a value that is either @code{t} or @code{nil}.  Note that variables
 defined with @code{DEFVAR_BOOL} are automatically added to the list
 @code{byte-boolean-vars} used by the byte compiler.
 
-@cindex @code{staticpro}, protect file-scope variables from GC
+@cindex @code{staticpro}, protection from GC
   If you define a file-scope C variable of type @code{Lisp_Object},
 you must protect it from garbage-collection by calling @code{staticpro}
 in @code{syms_of_@var{filename}}, like this:

lispref/nonascii.texi

@@ -375,7 +375,7 @@ This command displays a list of characters in the character set
 @section Characters and Bytes
 @cindex bytes and characters
 
-@cindex introduction sequence
+@cindex introduction sequence (of character)
 @cindex dimension (of character set)
   In multibyte representation, each character occupies one or more
 bytes.  Each character set has an @dfn{introduction sequence}, which is
@@ -408,7 +408,7 @@ set's introduction sequence:
 
 @node Splitting Characters
 @section Splitting Characters
-@cindex split character
+@cindex character as bytes
 
   The functions in this section convert between characters and the byte
 values used to represent them.  For most purposes, there is no need to
@@ -658,7 +658,9 @@ coding system, you'll get Unicode characters (of charset
 @code{iso-latin-2} and decode the result with the same coding system,
 you'll get Latin-2 characters.
 
-@cindex end of line conversion
+@cindex EOL conversion
+@cindex end-of-line conversion
+@cindex line end conversion
   @dfn{End of line conversion} handles three different conventions used
 on various systems for representing end of line in files.  The Unix
 convention is to use the linefeed character (also called newline).  The
@@ -811,9 +813,6 @@ If that is valid, it returns @var{coding-system}.
 Otherwise it signals an error with condition @code{coding-system-error}.
 @end defun
 
-@cindex EOL conversion
-@cindex end-of-line conversion
-@cindex line end conversion
 @defun coding-system-eol-type coding-system
 This function returns the type of end-of-line (a.k.a.@: @dfn{eol})
 conversion used by @var{coding-system}.  If @var{coding-system}
@@ -1193,8 +1192,8 @@ decoding functions (@pxref{Explicit Encoding}).
 
 @node Explicit Encoding
 @subsection Explicit Encoding and Decoding
-@cindex encoding text
-@cindex decoding text
+@cindex encoding in coding systems
+@cindex decoding in coding systems
 
   All the operations that transfer text in and out of Emacs have the
 ability to use a coding system to encode or decode the text.

lispref/objects.texi

@@ -288,7 +288,7 @@ you @emph{must} use a second @samp{\} to quote it: @samp{?\\}.
 @cindex @samp{\a}
 @cindex backspace
 @cindex @samp{\b}
-@cindex tab
+@cindex tab (ASCII character)
 @cindex @samp{\t}
 @cindex vertical tab
 @cindex @samp{\v}
@@ -296,11 +296,11 @@ you @emph{must} use a second @samp{\} to quote it: @samp{?\\}.
 @cindex @samp{\f}
 @cindex newline
 @cindex @samp{\n}
-@cindex return
+@cindex return (ASCII character)
 @cindex @samp{\r}
-@cindex escape
+@cindex escape (ASCII character)
 @cindex @samp{\e}
-@cindex space
+@cindex space (ASCII character)
 @cindex @samp{\s}
   You can express the characters control-g, backspace, tab, newline,
 vertical tab, formfeed, space, return, del, and escape as @samp{?\a},
@@ -661,7 +661,7 @@ empty list.  The empty list is actually the symbol @code{nil}.
 cells are used as part of lists, the phrase @dfn{list structure} has
 come to refer to any structure made out of cons cells.
 
-@cindex atom
+@cindex atoms
   Because cons cells are so central to Lisp, we also have a word for
 ``an object which is not a cons cell.''  These objects are called
 @dfn{atoms}.
@@ -753,7 +753,7 @@ buttercup)}, sketched in a different manner:
 @end group
 @end smallexample
 
-@cindex @code{nil} in lists
+@cindex @code{nil} as a list
 @cindex empty list
   A list with no elements in it is the @dfn{empty list}; it is identical
 to the symbol @code{nil}.  In other words, @code{nil} is both a symbol
@@ -1493,7 +1493,7 @@ uniquely).
 
 @node Window Configuration Type
 @subsection Window Configuration Type
-@cindex screen layout
+@cindex window layout in a frame
 
   A @dfn{window configuration} stores information about the positions,
 sizes, and contents of the windows in a frame, so you can recreate the
@@ -1507,6 +1507,7 @@ window configurations.
 @node Frame Configuration Type
 @subsection Frame Configuration Type
 @cindex screen layout
+@cindex window layout, all frames
 
   A @dfn{frame configuration} stores information about the positions,
 sizes, and contents of the windows in all frames.  It is actually
@@ -1998,7 +1999,6 @@ always true.
 @end group
 @end example
 
-@cindex equality of strings
 Comparison of strings is case-sensitive, but does not take account of
 text properties---it compares only the characters in the strings.  For
 technical reasons, a unibyte string and a multibyte string are

lispref/processes.texi

@@ -146,7 +146,8 @@ file name.
 
 @node Shell Arguments
 @section Shell Arguments
-@cindex pass arguments to shell commands
+@cindex arguments for shell commands
+@cindex shell command arguments
 
   Lisp programs sometimes need to run a shell and give it a command
 that contains file names that were specified by the user.  These
@@ -1331,7 +1332,7 @@ arrived.
 @node Sentinels
 @section Sentinels: Detecting Process Status Changes
 @cindex process sentinel
-@cindex sentinel
+@cindex sentinel (of process)
 
   A @dfn{process sentinel} is a function that is called whenever the
 associated process changes status for any reason, including signals

lispref/syntax.texi

@@ -6,7 +6,7 @@
 @setfilename ../info/syntax
 @node Syntax Tables, Abbrevs, Searching and Matching, Top
 @chapter Syntax Tables
-@cindex parsing
+@cindex parsing buffer text
 @cindex syntax table
 @cindex text parsing
 
@@ -80,7 +80,7 @@ This function returns @code{t} if @var{object} is a syntax table.
 
 @node Syntax Descriptors
 @section Syntax Descriptors
-@cindex syntax classes
+@cindex syntax class
 
   This section describes the syntax classes and flags that denote the
 syntax of a character, and how they are represented as a @dfn{syntax
@@ -203,7 +203,7 @@ we do not want them to turn off the usual syntactic properties of
 other characters in the quotation.
 @end deffn
 
-@deffn {Syntax class} @w{escape}
+@deffn {Syntax class} @w{escape-syntax character}
 An @dfn{escape character} (designated by @samp{\}) starts an escape
 sequence such as is used in C string and character constants.  The
 character @samp{\} belongs to this class in both C and Lisp.  (In C, it
@@ -253,7 +253,7 @@ English text has no comment characters.  In Lisp, the semicolon
 (@samp{;}) starts a comment and a newline or formfeed ends one.
 @end deffn
 
-@deffn {Syntax class} @w{inherit}
+@deffn {Syntax class} @w{inherit standard syntax}
 This syntax class does not specify a particular syntax.  It says to look
 in the standard syntax table to find the syntax of this character.  The
 designator for this syntax class is @samp{@@}.

lispref/tips.texi

@@ -6,7 +6,7 @@
 @setfilename ../info/tips
 @node Tips, GNU Emacs Internals, GPL, Top
 @appendix Tips and Conventions
-@cindex tips
+@cindex tips for writing Lisp
 @cindex standards of coding style
 @cindex coding standards
 
@@ -148,7 +148,7 @@ to store a list of functions (i.e., the variable is a hook), please
 follow the naming conventions for hooks.  @xref{Hooks}.
 
 @item
-@cindex unloading packages
+@cindex unloading packages, preparing for
 If loading the file adds functions to hooks, define a function
 @code{@var{feature}-unload-hook}, where @var{feature} is the name of
 the feature the package provides, and make it undo any such changes.
@@ -867,7 +867,7 @@ describe the most important commands in your major mode, and then use
 
 @node Comment Tips
 @section Tips on Writing Comments
-@cindex comments, convention for
+@cindex comments, Lisp convention for
 
   We recommend these conventions for where to put comments and how to
 indent them:

lispref/windows.texi

@@ -430,7 +430,7 @@ This function always returns @code{nil}.
 
 @node Selecting Windows
 @section Selecting Windows
-@cindex selecting windows
+@cindex selecting a window
 
   When a window is selected, the buffer in the window becomes the current
 buffer, and the cursor will appear in it.
@@ -1623,7 +1623,7 @@ Replaces three keystroke sequence C-u 0 C-l."
 
 @node Vertical Scrolling
 @section Vertical Fractional Scrolling
-@cindex Vertical Fractional Scrolling
+@cindex vertical fractional scrolling
 
   @dfn{Vertical fractional scrolling} means shifting the image in the
 window up or down by a specified multiple or fraction of a line.