Update copyright1.23.0.rc1

* update-copyright.sh: use gnulib's 'update-copyright' script.  Pass
  this script in directories 'arch', 'contrib', 'font', 'man', 'tmac',
  'src' and on a list of extra files.

* FOR-RELEASE: mention this point.

17 files changed, 17 insertions, 17 deletions

diff --git a/contrib/hdtbl/ChangeLog b/contrib/hdtbl/ChangeLog
index 0e0f692bf..b1bc83329 100644
--- a/contrib/hdtbl/ChangeLog
+++ b/contrib/hdtbl/ChangeLog
@@ -462,7 +462,7 @@
 
 ________________________________________________________________________
 
-Copyright 2006-2018 Free Software Foundation, Inc.
+Copyright 2006-2020 Free Software Foundation, Inc.
 
 Copying and distribution of this file, with or without modification,
 are permitted in any medium without royalty provided the copyright
diff --git a/contrib/hdtbl/examples/chess_board.roff b/contrib/hdtbl/examples/chess_board.roff
index d8a6e8258..171d95ec9 100644
--- a/contrib/hdtbl/examples/chess_board.roff
+++ b/contrib/hdtbl/examples/chess_board.roff
@@ -3,7 +3,7 @@ chess_board.roff
 
 This file is part of groff, the GNU roff type-setting system.
 
-Copyright (C) 2005-2018 Free Software Foundation, Inc.
+Copyright (C) 2005-2020 Free Software Foundation, Inc.
 written by Joachim Walsdorff <Joachim.Walsdorff@urz.uni-heidelberg.de>.
 
 groff is free software; you can redistribute it and/or modify it under
diff --git a/contrib/hdtbl/examples/col_rowspan_colors.roff b/contrib/hdtbl/examples/col_rowspan_colors.roff
index e64ed96f0..90f2e7a14 100644
--- a/contrib/hdtbl/examples/col_rowspan_colors.roff
+++ b/contrib/hdtbl/examples/col_rowspan_colors.roff
@@ -3,7 +3,7 @@ col_rowspan_colors.roff
 
 This file is part of groff, the GNU roff type-setting system.
 
-Copyright (C) 2005-2018 Free Software Foundation, Inc.
+Copyright (C) 2005-2020 Free Software Foundation, Inc.
 written by Joachim Walsdorff <Joachim.Walsdorff@urz.uni-heidelberg.de>.
 
 groff is free software; you can redistribute it and/or modify it under
diff --git a/contrib/hdtbl/examples/color_boxes.roff b/contrib/hdtbl/examples/color_boxes.roff
index e0be426e1..65538a73e 100644
--- a/contrib/hdtbl/examples/color_boxes.roff
+++ b/contrib/hdtbl/examples/color_boxes.roff
@@ -3,7 +3,7 @@ color_boxes.roff
 
 This file is part of groff, the GNU roff type-setting system.
 
-Copyright (C) 2005-2018 Free Software Foundation, Inc.
+Copyright (C) 2005-2020 Free Software Foundation, Inc.
 written by Joachim Walsdorff <Joachim.Walsdorff@urz.uni-heidelberg.de>.
 
 groff is free software; you can redistribute it and/or modify it under
diff --git a/contrib/hdtbl/examples/color_nested_tables.roff b/contrib/hdtbl/examples/color_nested_tables.roff
index 375e73ea2..946d2974c 100644
--- a/contrib/hdtbl/examples/color_nested_tables.roff
+++ b/contrib/hdtbl/examples/color_nested_tables.roff
@@ -4,7 +4,7 @@ color_nested_tables.roff
 
 This file is part of groff, the GNU roff type-setting system.
 
-Copyright (C) 2005-2018 Free Software Foundation, Inc.
+Copyright (C) 2005-2020 Free Software Foundation, Inc.
 written by Joachim Walsdorff <Joachim.Walsdorff@urz.uni-heidelberg.de>.
 
 groff is free software; you can redistribute it and/or modify it under
diff --git a/contrib/hdtbl/examples/color_table_cells.roff b/contrib/hdtbl/examples/color_table_cells.roff
index 4d86051bd..65489cbe0 100644
--- a/contrib/hdtbl/examples/color_table_cells.roff
+++ b/contrib/hdtbl/examples/color_table_cells.roff
@@ -4,7 +4,7 @@ color_table_cells.roff
 
 This file is part of groff, the GNU roff type-setting system.
 
-Copyright (C) 2005-2018 Free Software Foundation, Inc.
+Copyright (C) 2005-2020 Free Software Foundation, Inc.
 written by Joachim Walsdorff <Joachim.Walsdorff@urz.uni-heidelberg.de>.
 
 groff is free software; you can redistribute it and/or modify it under
diff --git a/contrib/hdtbl/examples/color_transitions.roff b/contrib/hdtbl/examples/color_transitions.roff
index ed9c8752a..be69b7c49 100644
--- a/contrib/hdtbl/examples/color_transitions.roff
+++ b/contrib/hdtbl/examples/color_transitions.roff
@@ -4,7 +4,7 @@ color_transitions.roff
 
 This file is part of groff, the GNU roff type-setting system.
 
-Copyright (C) 2005-2018 Free Software Foundation, Inc.
+Copyright (C) 2005-2020 Free Software Foundation, Inc.
 written by Joachim Walsdorff <Joachim.Walsdorff@urz.uni-heidelberg.de>.
 
 groff is free software; you can redistribute it and/or modify it under
diff --git a/contrib/hdtbl/examples/common.roff b/contrib/hdtbl/examples/common.roff
index 97c312a5f..a9c02a0b2 100644
--- a/contrib/hdtbl/examples/common.roff
+++ b/contrib/hdtbl/examples/common.roff
@@ -4,7 +4,7 @@ common.roff
 
 This file is part of groff, the GNU roff type-setting system.
 
-Copyright (C) 2010-2018 Free Software Foundation, Inc.
+Copyright (C) 2010-2020 Free Software Foundation, Inc.
 written by Joachim Walsdorff <Joachim.Walsdorff@urz.uni-heidelberg.de>.
 
 groff is free software; you can redistribute it and/or modify it under
diff --git a/contrib/hdtbl/examples/fonts_n.in b/contrib/hdtbl/examples/fonts_n.in
index f818b4a29..c953fa461 100644
--- a/contrib/hdtbl/examples/fonts_n.in
+++ b/contrib/hdtbl/examples/fonts_n.in
@@ -4,7 +4,7 @@ font_n.roff
 
 This file is part of groff, the GNU roff type-setting system.
 
-Copyright (C) 2005-2018 Free Software Foundation, Inc.
+Copyright (C) 2005-2020 Free Software Foundation, Inc.
 written by Joachim Walsdorff <Joachim.Walsdorff@urz.uni-heidelberg.de>.
 
 groff is free software; you can redistribute it and/or modify it under
diff --git a/contrib/hdtbl/examples/fonts_x.in b/contrib/hdtbl/examples/fonts_x.in
index ee458e8c5..c183c7c8e 100644
--- a/contrib/hdtbl/examples/fonts_x.in
+++ b/contrib/hdtbl/examples/fonts_x.in
@@ -4,7 +4,7 @@ font_x.roff
 
 This file is part of groff, the GNU roff type-setting system.
 
-Copyright (C) 2005-2018 Free Software Foundation, Inc.
+Copyright (C) 2005-2020 Free Software Foundation, Inc.
 written by Joachim Walsdorff <Joachim.Walsdorff@urz.uni-heidelberg.de>.
 
 groff is free software; you can redistribute it and/or modify it under
diff --git a/contrib/hdtbl/examples/mixed_pickles.roff b/contrib/hdtbl/examples/mixed_pickles.roff
index 41a5879ed..9737b0b8c 100644
--- a/contrib/hdtbl/examples/mixed_pickles.roff
+++ b/contrib/hdtbl/examples/mixed_pickles.roff
@@ -4,7 +4,7 @@ mixed_pickles.roff
 
 This file is part of groff, the GNU roff type-setting system.
 
-Copyright (C) 2005-2018 Free Software Foundation, Inc.
+Copyright (C) 2005-2020 Free Software Foundation, Inc.
 written by Joachim Walsdorff <Joachim.Walsdorff@urz.uni-heidelberg.de>.
 
 groff is free software; you can redistribute it and/or modify it under
diff --git a/contrib/hdtbl/examples/rainbow.roff b/contrib/hdtbl/examples/rainbow.roff
index d891b2298..ecd59f51a 100644
--- a/contrib/hdtbl/examples/rainbow.roff
+++ b/contrib/hdtbl/examples/rainbow.roff
@@ -4,7 +4,7 @@ rainbow.roff
 
 This file is part of groff, the GNU roff type-setting system.
 
-Copyright (C) 2005-2018 Free Software Foundation, Inc.
+Copyright (C) 2005-2020 Free Software Foundation, Inc.
 written by Joachim Walsdorff <Joachim.Walsdorff@urz.uni-heidelberg.de>.
 
 groff is free software; you can redistribute it and/or modify it under
diff --git a/contrib/hdtbl/examples/short_reference.roff b/contrib/hdtbl/examples/short_reference.roff
index dc37b2938..62b3bcdd4 100644
--- a/contrib/hdtbl/examples/short_reference.roff
+++ b/contrib/hdtbl/examples/short_reference.roff
@@ -4,7 +4,7 @@ short_reference.roff
 
 This file is part of groff, the GNU roff type-setting system.
 
-Copyright (C) 2005-2018 Free Software Foundation, Inc.
+Copyright (C) 2005-2020 Free Software Foundation, Inc.
 written by Joachim Walsdorff <Joachim.Walsdorff@urz.uni-heidelberg.de>.
 
 groff is free software; you can redistribute it and/or modify it under
diff --git a/contrib/hdtbl/groff_hdtbl.7.man b/contrib/hdtbl/groff_hdtbl.7.man
index 23ae381d8..15a9b28bb 100644
--- a/contrib/hdtbl/groff_hdtbl.7.man
+++ b/contrib/hdtbl/groff_hdtbl.7.man
@@ -7,7 +7,7 @@ groff_hdtbl \- Heidelberger table macros for GNU roff
 .\" Legal Terms
 .\" ====================================================================
 .\"
-.\" Copyright (C) 2005-2018 Free Software Foundation, Inc.
+.\" Copyright (C) 2005-2020 Free Software Foundation, Inc.
 .\"
 .\" This file is part of groff, the GNU roff type-setting system.
 .\"
diff --git a/contrib/hdtbl/hdmisc.tmac-u b/contrib/hdtbl/hdmisc.tmac-u
index ecb41c3f9..77530044a 100644
--- a/contrib/hdtbl/hdmisc.tmac-u
+++ b/contrib/hdtbl/hdmisc.tmac-u
@@ -4,7 +4,7 @@ hdmisc.tmac
 
 This file is part of groff, the GNU roff type-setting system.
 
-Copyright (C) 2005-2018 Free Software Foundation, Inc.
+Copyright (C) 2005-2020 Free Software Foundation, Inc.
 written by Joachim Walsdorff <Joachim.Walsdorff@urz.uni-heidelberg.de>.
 
 groff is free software; you can redistribute it and/or modify it under
diff --git a/contrib/hdtbl/hdtbl.am b/contrib/hdtbl/hdtbl.am
index 8961f8658..c6440c5df 100644
--- a/contrib/hdtbl/hdtbl.am
+++ b/contrib/hdtbl/hdtbl.am
@@ -1,4 +1,4 @@
-# Copyright (C) 2006-2018 Free Software Foundation, Inc.
+# Copyright (C) 2006-2020 Free Software Foundation, Inc.
 #      Written by Werner Lemberg (wl@gnu.org)
 #      Automake migration by Bertrand Garrigues
 #
diff --git a/contrib/hdtbl/hdtbl.tmac-u b/contrib/hdtbl/hdtbl.tmac-u
index c39f52a5b..96b21d30a 100644
--- a/contrib/hdtbl/hdtbl.tmac-u
+++ b/contrib/hdtbl/hdtbl.tmac-u
@@ -4,7 +4,7 @@ hdtbl.tmac
 
 This file is part of groff, the GNU roff type-setting system.
 
-Copyright (C) 2005-2018 Free Software Foundation, Inc.
+Copyright (C) 2005-2020 Free Software Foundation, Inc.
 written by Joachim Walsdorff <Joachim.Walsdorff@urz.uni-heidelberg.de>.
 
 groff is free software; you can redistribute it and/or modify it under