--- standards.texi.orig	Fri Apr  5 15:47:18 2002
+++ standards.texi	Fri Apr  5 15:46:36 2002
@@ -3,7 +3,7 @@
 @setfilename standards.info
 @settitle GNU Coding Standards
 @c This date is automagically updated when you save this file:
address@hidden lastupdate October 19, 2001
address@hidden lastupdate April 5, 2002
 @c %**end of header
 
 @ifinfo
@@ -34,7 +34,8 @@
 
 @ifinfo
 GNU Coding Standards
-Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001 Free Software Foundation, Inc.
+Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
+2001, 2002 Free Software Foundation, Inc.
 
 Permission is granted to copy, distribute and/or modify this document
 under the terms of the GNU Free Documentation License, Version 1.1
@@ -52,7 +53,8 @@
 @page
 
 @vskip 0pt plus 1filll
-Copyright @copyright{} 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001 Free Software Foundation, Inc.
+Copyright @copyright{} 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
+2000, 2001, 2002 Free Software Foundation, Inc.
 
 Permission is granted to copy, distribute and/or modify this document
 under the terms of the GNU Free Documentation License, Version 1.1
@@ -679,10 +681,11 @@
 @end example
 
 @noindent
-If you want to mention the column number, use this format:
+If you want to mention the column number, use one of these formats:
 
 @example
 @var{source-file-name}:@var{lineno}:@var{column}: @var{message}
address@hidden:@address@hidden: @var{message}
 @end example
 
 @noindent
@@ -692,6 +695,26 @@
 numbers assuming that space and all ASCII printing characters have
 equal width, and assuming tab stops every 8 columns.
 
+You may support locations, as opposed to positions: describing the
+location of an error by specifying its starting and ending positions.
+Redundant information, such as a duplicate line number or one character
+long ranges should be avoided.  It results in the following possible
+formats:
+
address@hidden
address@hidden:@address@hidden@address@hidden: @var{message}
address@hidden:@address@hidden@var{column-2}: @var{message}
address@hidden:@address@hidden: @var{message}
address@hidden:@address@hidden: @var{message}
address@hidden example
+
address@hidden
+When an error is spread over several files, you may use:
+
address@hidden
address@hidden:@address@hidden@var{source-file-name-2}:@address@hidden: @var{message}
address@hidden example
+
 Error messages from other noninteractive programs should look like this:
 
 @example
--- compile.el.orig	Fri Apr  5 14:48:18 2002
+++ compile.el	Fri Apr  5 15:35:51 2002
@@ -194,6 +194,33 @@
 \\([a-zA-Z]?:?[^:( \t\n]*[^:( \t\n0-9][^:( \t\n]*\\)[:(][ \t]*\\([0-9]+\\)\
 \\([) \t]\\|:\\(\\([0-9]+:\\)\\|[0-9]*[^:0-9]\\)\\)" 2 3 6)
 
+    ;; GNU utilities with precise locations (line and columns),
+    ;; possibly ranges:
+    ;;  foo.c:8.23-9.1: error message
+    ("\\([a-zA-Z][-a-zA-Z._0-9]+: ?\\)\
+\\([0-9]+\\)\\.\\([0-9]+\\)\
+-\\([0-9]+\\)\\.\\([0-9]+\\)\
+:" 1 2 3) ;; When ending points are supported, add line = 4 and col = 5.
+    ;;  foo.c:8.23-45: error message
+    ("\\([a-zA-Z][-a-zA-Z._0-9]+: ?\\)\
+\\([0-9]+\\)\\.\\([0-9]+\\)\
+-\\([0-9]+\\)\
+:" 1 2 3) ;; When ending points are supported, add line = 2 and col = 4.
+    ;;  foo.c:8-45.3: error message
+    ("\\([a-zA-Z][-a-zA-Z._0-9]+: ?\\)\
+\\([0-9]+\\)\
+-\\([0-9]+\\)\\.\\([0-9]+\\)\
+:" 1 2 nil) ;; When ending points are supported, add line = 2 and col = 4.
+    ;;  foo.c:8.23: error message
+    ("\\([a-zA-Z][-a-zA-Z._0-9]+: ?\\)\
+\\([0-9]+\\)\\.\\([0-9]+\\)\
+:" 1 2 3)
+    ;;  foo.c:8-23: error message
+    ("\\([a-zA-Z][-a-zA-Z._0-9]+: ?\\)\
+\\([0-9]+\\)\
+-\\([0-9]+\\)\
+:" 1 2 nil);; When ending points are supported, add line = 3.
+
     ;; Microsoft C/C++:
     ;;  keyboard.c(537) : warning C4005: 'min' : macro redefinition
     ;;  d:\tmp\test.c(23) : error C2143: syntax error : missing ';' before 'if'
@@ -2089,4 +2116,3 @@
 (provide 'compile)
 
 ;;; compile.el ends here
-