Update copyright year.

All files impacted, via 'make update-copyright'.  Additionally:
* .gitignore: Ignore backup files.

Signed-off-by: Eric Blake <ebb9@byu.net>
(cherry picked from commit 5f42c4dabb6858601abce7b38ca78f4c3069f301)

37 files changed, 57 insertions, 44 deletions

diff --git a/.gitignore b/.gitignore
index edef086d..2a97a86c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,5 +1,6 @@
 *~
 *.a
+*.bak
 *.exe
 *.o
 *.orig
diff --git a/AUTHORS b/AUTHORS
index 56ad838a..f476f305 100644
--- a/AUTHORS
+++ b/AUTHORS
@@ -30,7 +30,8 @@ Joel E. Denny               jdenny@clemson.edu            2009-08-18
 
 ========================================================================
 
-Copyright (C) 2000, 2006, 2007, 2009 Free Software Foundation, Inc.
+Copyright (C) 2000, 2006, 2007, 2009, 2010 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 1.2 or
diff --git a/ChangeLog b/ChangeLog
index aa2a36c5..1519b0f2 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2010-01-05  Eric Blake  <ebb9@byu.net>
+
+	Update copyright year.
+	All files impacted, via 'make update-copyright'.  Additionally:
+	* .gitignore: Ignore backup files.
+
 2009-12-29  Eric Blake  <ebb9@byu.net>
 
 	Document new indentation policy.
@@ -6406,7 +6412,8 @@ Mon Jan 22 21:08:52 1990  Rene' Seindal (seindal at diku.dk)
 	End:
 
 	Copyright (C) 1990, 1991, 1992, 1993, 1994, 2000, 2001, 2003,
-	2005, 2006, 2007, 2008, 2009 Free Software Foundation, Inc.
+	2005, 2006, 2007, 2008, 2009, 2010 Free Software Foundation,
+	Inc.
 
 	Copying and distribution of this file, with or without
 	modification, are permitted provided the copyright notice
diff --git a/HACKING b/HACKING
index c9ab48e4..ac8d72b9 100644
--- a/HACKING
+++ b/HACKING
@@ -318,7 +318,7 @@ yyyy-mm-dd  Name of Author  <email@address>  (tiny change)
   After making edits, mail the diff to <bug-directory@gnu.org>.
 
 -----------
-Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009 Free Software
+Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010 Free Software
 Foundation, Inc.
 
 The canonical source of this file is maintained with the
diff --git a/Makefile.am b/Makefile.am
index 1d505923..4a8cbfc5 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -1,7 +1,7 @@
 ## Makefile.am - template for generating Makefile via Automake
 ##
-## Copyright (C) 2000, 2001, 2003, 2004, 2005, 2006, 2007, 2008, 2009
-## Free Software Foundation, Inc.
+## Copyright (C) 2000, 2001, 2003, 2004, 2005, 2006, 2007, 2008, 2009,
+## 2010 Free Software Foundation, Inc.
 ##
 ## This file is part of GNU M4.
 ##
diff --git a/NEWS b/NEWS
index 63da9f9f..ecee9572 100644
--- a/NEWS
+++ b/NEWS
@@ -1,6 +1,6 @@
 GNU M4 NEWS - User visible changes.
-Copyright (C) 1992, 1993, 1994, 2004, 2005, 2006, 2007, 2008, 2009 Free
-Software Foundation, Inc.
+Copyright (C) 1992, 1993, 1994, 2004, 2005, 2006, 2007, 2008, 2009, 2010
+Free Software Foundation, Inc.
 
 * Noteworthy changes in Version 1.6 (????-??-??) [stable]
   Released by ????, based on git versions 1.4.10b.x-* and 1.5.*
diff --git a/README b/README
index 66807c8f..f39f839a 100644
--- a/README
+++ b/README
@@ -53,7 +53,7 @@ solution, from which the problem might be uneasy to infer.
 
 ========================================================================
 
-Copyright (C) 2000, 2005, 2006, 2007, 2008, 2009 Free Software
+Copyright (C) 2000, 2005, 2006, 2007, 2008, 2009, 2010 Free Software
 Foundation, Inc.
 
 Permission is granted to copy, distribute and/or modify this document
diff --git a/THANKS b/THANKS
index 95e841fb..9378a923 100644
--- a/THANKS
+++ b/THANKS
@@ -131,8 +131,8 @@ Local Variables:
 coding: utf-8
 End:
 
-Copyright (C) 2000, 2006, 2007, 2008, 2009 Free Software Foundation,
-Inc.
+Copyright (C) 2000, 2006, 2007, 2008, 2009, 2010 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 1.2 or
diff --git a/TODO b/TODO
index 134f4c39..a6b6d973 100644
--- a/TODO
+++ b/TODO
@@ -37,7 +37,8 @@ mode: outline
 outline-regexp: " *[-+*.] \\|"
 End:
 
-Copyright (C) 2000, 2006, 2007, 2009 Free Software Foundation, Inc.
+Copyright (C) 2000, 2006, 2007, 2009, 2010 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 1.2 or
diff --git a/acinclude.m4 b/acinclude.m4
index cb4fc2fc..4322e94f 100644
--- a/acinclude.m4
+++ b/acinclude.m4
@@ -1,5 +1,5 @@
 # Local additions to Autoconf macros.
-# Copyright (C) 1992, 1994, 2004, 2006, 2008, 2009 Free Software
+# Copyright (C) 1992, 1994, 2004, 2006, 2008, 2009, 2010 Free Software
 # Foundation, Inc.
 # Francois Pinard <pinard@iro.umontreal.ca>, 1992.
 #
diff --git a/bootstrap b/bootstrap
index 7addfd31..eb6d4e58 100755
--- a/bootstrap
+++ b/bootstrap
@@ -3,7 +3,7 @@
 # bootstrap (GNU M4) version 2009-12-14
 # Written by Gary V. Vaughan  <gary@gnu.org>
 
-# Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009 Free Software
+# Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010 Free Software
 # Foundation, Inc.
 
 # This file is part of GNU M4.
diff --git a/c-boxes.el b/c-boxes.el
index 0dcd1fc3..453e51ad 100644
--- a/c-boxes.el
+++ b/c-boxes.el
@@ -1,5 +1,5 @@
 ;;; Boxed comments for C mode.
-;;; Copyright (C) 1991, 1992, 1993, 1994, 2008, 2009 Free Software
+;;; Copyright (C) 1991, 1992, 1993, 1994, 2008, 2009, 2010 Free Software
 ;;; Foundation, Inc.
 ;;; Francois Pinard <pinard@iro.umontreal.ca>, April 1991.
 ;;;
diff --git a/cfg.mk b/cfg.mk
index 24ebd874..16a24629 100644
--- a/cfg.mk
+++ b/cfg.mk
@@ -1,6 +1,6 @@
 # Customize maint.mk.                           -*- makefile -*-
-# Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009 Free Software
-# Foundation, Inc.
+# Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010 Free
+# Software Foundation, Inc.
 
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/checks/Makefile.in b/checks/Makefile.in
index 86b634b9..965099d4 100644
--- a/checks/Makefile.in
+++ b/checks/Makefile.in
@@ -1,7 +1,7 @@
 ## Makefile.in - template for building Makefile for M4 testsuite.
 ##
-## Copyright (C) 1992, 1993, 1994, 2006, 2007, 2008, 2009 Free Software
-## Foundation, Inc.
+## Copyright (C) 1992, 1993, 1994, 2006, 2007, 2008, 2009, 2010 Free
+## Software Foundation, Inc.
 ##
 ## This file is part of GNU M4.
 ##
diff --git a/checks/check-them b/checks/check-them
index 893548bd..d0b11352 100755
--- a/checks/check-them
+++ b/checks/check-them
@@ -1,7 +1,7 @@
 #!/bin/sh
 # Check GNU m4 against examples from the manual source.
-# Copyright (C) 1992, 2006, 2007, 2008, 2009 Free Software Foundation,
-# Inc.
+# Copyright (C) 1992, 2006, 2007, 2008, 2009, 2010 Free Software
+# Foundation, Inc.
 #
 # This file is part of GNU M4.
 #
diff --git a/checks/get-them b/checks/get-them
index f2eba804..0ec60792 100755
--- a/checks/get-them
+++ b/checks/get-them
@@ -1,7 +1,7 @@
 #!/bin/sh
 # -*- AWK -*-
 # Extract all examples from the manual source.
-# Copyright (C) 1992, 2005, 2006, 2007, 2008, 2009 Free Software
+# Copyright (C) 1992, 2005, 2006, 2007, 2008, 2009, 2010 Free Software
 # Foundation, Inc.
 #
 # This file is part of GNU M4.
diff --git a/configure.ac b/configure.ac
index 162a5e0c..57131ff4 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,6 +1,6 @@
 # Configure template for GNU M4.			-*-Autoconf-*-
-# Copyright (C) 1991, 1993, 1994, 2004, 2005, 2006, 2007, 2008, 2009
-# Free Software Foundation, Inc.
+# Copyright (C) 1991, 1993, 1994, 2004, 2005, 2006, 2007, 2008, 2009,
+# 2010 Free Software Foundation, Inc.
 #
 # This file is part of GNU M4.
 #
diff --git a/doc/Makefile.am b/doc/Makefile.am
index e217237b..7eaa5a9c 100644
--- a/doc/Makefile.am
+++ b/doc/Makefile.am
@@ -1,6 +1,7 @@
 ## Makefile.am - template for generating Makefile via Automake
 ##
-## Copyright (C) 2006, 2007, 2008, 2009 Free Software Foundation, Inc.
+## Copyright (C) 2006, 2007, 2008, 2009, 2010 Free Software Foundation,
+## Inc.
 ##
 ## This file is part of GNU M4.
 ##
diff --git a/doc/m4.texinfo b/doc/m4.texinfo
index e594128d..37b10c74 100644
--- a/doc/m4.texinfo
+++ b/doc/m4.texinfo
@@ -44,7 +44,7 @@ This manual (@value{UPDATED}) is for @acronym{GNU} M4 (version
 language.
 
 Copyright @copyright{} 1989, 1990, 1991, 1992, 1993, 1994, 2004, 2005,
-2006, 2007, 2008, 2009 Free Software Foundation, Inc.
+2006, 2007, 2008, 2009, 2010 Free Software Foundation, Inc.
 
 @quotation
 Permission is granted to copy, distribute and/or modify this document
diff --git a/examples/COPYING b/examples/COPYING
index c79fe3e6..452416d0 100644
--- a/examples/COPYING
+++ b/examples/COPYING
@@ -2,7 +2,7 @@ The files in this directory provide example uses of GNU M4.
 The following copyright notice applies to each of these
 description files.
 
-Copyright (C) 2006 Free Software Foundation, Inc.
+Copyright (C) 2006, 2010 Free Software Foundation, Inc.
 This file is free software; the Free Software Foundation
 gives unlimited permission to copy and/or distribute it,
 with or without modifications, as long as this notice is preserved.
diff --git a/examples/Makefile.am b/examples/Makefile.am
index 54e773d4..6e4d6f93 100644
--- a/examples/Makefile.am
+++ b/examples/Makefile.am
@@ -1,6 +1,7 @@
 ## Makefile.am - template for generating Makefile via Automake
 ##
-## Copyright (C) 2006, 2007, 2008, 2009 Free Software Foundation, Inc.
+## Copyright (C) 2006, 2007, 2008, 2009, 2010 Free Software Foundation,
+## Inc.
 ##
 ## This file is part of GNU M4.
 ##
diff --git a/lib/Makefile.am b/lib/Makefile.am
index eb04128f..cec3f9a9 100644
--- a/lib/Makefile.am
+++ b/lib/Makefile.am
@@ -1,6 +1,6 @@
 ## Makefile.am - template for generating Makefile via Automake
 ##
-## Copyright (C) 2009 Free Software Foundation, Inc.
+## Copyright (C) 2009, 2010 Free Software Foundation, Inc.
 ##
 ## This file is part of GNU M4.
 ##
diff --git a/src/Makefile.am b/src/Makefile.am
index 7477a166..0e621c84 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -1,6 +1,7 @@
 ## Makefile.am - template for generating Makefile via Automake
 ##
-## Copyright (C) 2006, 2007, 2008, 2009 Free Software Foundation, Inc.
+## Copyright (C) 2006, 2007, 2008, 2009, 2010 Free Software Foundation,
+## Inc.
 ##
 ## This file is part of GNU M4.
 ##
diff --git a/src/builtin.c b/src/builtin.c
index bf111fb6..345b1dd4 100644
--- a/src/builtin.c
+++ b/src/builtin.c
@@ -1,7 +1,7 @@
 /* GNU m4 -- A simple macro processor
 
    Copyright (C) 1989, 1990, 1991, 1992, 1993, 1994, 2000, 2004, 2006,
-   2007, 2008, 2009 Free Software Foundation, Inc.
+   2007, 2008, 2009, 2010 Free Software Foundation, Inc.
 
    This file is part of GNU M4.
 
diff --git a/src/debug.c b/src/debug.c
index 831178b5..79f34708 100644
--- a/src/debug.c
+++ b/src/debug.c
@@ -1,7 +1,7 @@
 /* GNU m4 -- A simple macro processor
 
-   Copyright (C) 1991, 1992, 1993, 1994, 2004, 2006, 2007, 2008, 2009
-   Free Software Foundation, Inc.
+   Copyright (C) 1991, 1992, 1993, 1994, 2004, 2006, 2007, 2008, 2009,
+   2010 Free Software Foundation, Inc.
 
    This file is part of GNU M4.
 
diff --git a/src/eval.c b/src/eval.c
index 19b74d4b..f6083896 100644
--- a/src/eval.c
+++ b/src/eval.c
@@ -1,7 +1,7 @@
 /* GNU m4 -- A simple macro processor
 
    Copyright (C) 1989, 1990, 1991, 1992, 1993, 1994, 2006, 2007, 2008,
-   2009 Free Software Foundation, Inc.
+   2009, 2010 Free Software Foundation, Inc.
 
    This file is part of GNU M4.
 
diff --git a/src/format.c b/src/format.c
index 7ebae7f3..7a7c48cf 100644
--- a/src/format.c
+++ b/src/format.c
@@ -1,7 +1,7 @@
 /* GNU m4 -- A simple macro processor
 
    Copyright (C) 1989, 1990, 1991, 1992, 1993, 1994, 2006, 2007, 2008,
-   2009 Free Software Foundation, Inc.
+   2009, 2010 Free Software Foundation, Inc.
 
    This file is part of GNU M4.
 
diff --git a/src/freeze.c b/src/freeze.c
index d4e39893..a0ec7715 100644
--- a/src/freeze.c
+++ b/src/freeze.c
@@ -1,7 +1,7 @@
 /* GNU m4 -- A simple macro processor
 
    Copyright (C) 1989, 1990, 1991, 1992, 1993, 1994, 2006, 2007, 2008,
-   2009 Free Software Foundation, Inc.
+   2009, 2010 Free Software Foundation, Inc.
 
    This file is part of GNU M4.
 
diff --git a/src/input.c b/src/input.c
index cf4a0685..bfe09a98 100644
--- a/src/input.c
+++ b/src/input.c
@@ -1,7 +1,7 @@
 /* GNU m4 -- A simple macro processor
 
    Copyright (C) 1989, 1990, 1991, 1992, 1993, 1994, 2004, 2005, 2006,
-   2007, 2008, 2009 Free Software Foundation, Inc.
+   2007, 2008, 2009, 2010 Free Software Foundation, Inc.
 
    This file is part of GNU M4.
 
diff --git a/src/m4.c b/src/m4.c
index ccc350b7..3984c3b2 100644
--- a/src/m4.c
+++ b/src/m4.c
@@ -1,7 +1,7 @@
 /* GNU m4 -- A simple macro processor
 
    Copyright (C) 1989, 1990, 1991, 1992, 1993, 1994, 2004, 2005, 2006,
-   2007, 2008, 2009 Free Software Foundation, Inc.
+   2007, 2008, 2009, 2010 Free Software Foundation, Inc.
 
    This file is part of GNU M4.
 
diff --git a/src/m4.h b/src/m4.h
index d89e9416..b55b5dd6 100644
--- a/src/m4.h
+++ b/src/m4.h
@@ -1,7 +1,7 @@
 /* GNU m4 -- A simple macro processor
 
    Copyright (C) 1989, 1990, 1991, 1992, 1993, 1994, 2004, 2005, 2006,
-   2007, 2008, 2009 Free Software Foundation, Inc.
+   2007, 2008, 2009, 2010 Free Software Foundation, Inc.
 
    This file is part of GNU M4.
 
diff --git a/src/macro.c b/src/macro.c
index c6f768c6..cc38cb65 100644
--- a/src/macro.c
+++ b/src/macro.c
@@ -1,7 +1,7 @@
 /* GNU m4 -- A simple macro processor
 
    Copyright (C) 1989, 1990, 1991, 1992, 1993, 1994, 2006, 2007, 2008,
-   2009 Free Software Foundation, Inc.
+   2009, 2010 Free Software Foundation, Inc.
 
    This file is part of GNU M4.
 
diff --git a/src/output.c b/src/output.c
index 29b0809f..81f4e188 100644
--- a/src/output.c
+++ b/src/output.c
@@ -1,7 +1,7 @@
 /* GNU m4 -- A simple macro processor
 
    Copyright (C) 1989, 1990, 1991, 1992, 1993, 1994, 2004, 2005, 2006,
-   2007, 2008, 2009 Free Software Foundation, Inc.
+   2007, 2008, 2009, 2010 Free Software Foundation, Inc.
 
    This file is part of GNU M4.
 
diff --git a/src/path.c b/src/path.c
index 47b63871..80d1313c 100644
--- a/src/path.c
+++ b/src/path.c
@@ -1,7 +1,7 @@
 /* GNU m4 -- A simple macro processor
 
    Copyright (C) 1989, 1990, 1991, 1992, 1993, 2004, 2006, 2007, 2008,
-   2009 Free Software Foundation, Inc.
+   2009, 2010 Free Software Foundation, Inc.
 
    This file is part of GNU M4.
 
diff --git a/src/stackovf.c b/src/stackovf.c
index a1a3f8a4..943758cc 100644
--- a/src/stackovf.c
+++ b/src/stackovf.c
@@ -1,6 +1,6 @@
 /* Detect stack overflow (when getrlimit and sigaction or sigvec are available)
 
-   Copyright (C) 1993, 1994, 2006, 2007, 2008, 2009 Free Software
+   Copyright (C) 1993, 1994, 2006, 2007, 2008, 2009, 2010 Free Software
    Foundation, Inc.
    Jim Avera <jima@netcom.com>, October 1993.
 
diff --git a/src/symtab.c b/src/symtab.c
index 1e49fa5c..8783de5c 100644
--- a/src/symtab.c
+++ b/src/symtab.c
@@ -1,7 +1,7 @@
 /* GNU m4 -- A simple macro processor
 
    Copyright (C) 1989, 1990, 1991, 1992, 1993, 1994, 2003, 2006, 2007,
-   2008, 2009 Free Software Foundation, Inc.
+   2008, 2009, 2010 Free Software Foundation, Inc.
 
    This file is part of GNU M4.
 
diff --git a/tests/Makefile.am b/tests/Makefile.am
index 2cdfaf02..904ae1df 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -1,6 +1,6 @@
 ## Makefile.am - template for generating Makefile via Automake
 ##
-## Copyright (C) 2009 Free Software Foundation, Inc.
+## Copyright (C) 2009, 2010 Free Software Foundation, Inc.
 ##
 ## This file is part of GNU M4.
 ##