Update copyright years

101 files changed, 100 insertions, 179 deletions

diff --git a/Makefile.am b/Makefile.am
index e741602..d7afea8 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -1,5 +1,5 @@
 # This file is part of GNU Pies.
-# Copyright (C) 2008-2020 Sergey Poznyakoff
+# Copyright (C) 2008-2021 Sergey Poznyakoff
 #
 # GNU Pies 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/NEWS b/NEWS
index d3de248..f253eac 100644
--- a/NEWS
+++ b/NEWS
@@ -264,7 +264,7 @@ part of Mailfromd (http://mailfromd.software.gnu.org.ua).
 =========================================================================
 Copyright information:
 
-Copyright (C) 2009-2020 Sergey Poznyakoff
+Copyright (C) 2009-2021 Sergey Poznyakoff
 
    Permission is granted to anyone to make or distribute verbatim copies
    of this document as received, in any medium, provided that the
diff --git a/README b/README
index caf1622..bba85c6 100644
--- a/README
+++ b/README
@@ -72,7 +72,7 @@ Send bug reports to <bug-pies@gnu.org.ua>.
 
 * Copyright information:
 
-Copyright (C) 2009-2020 Sergey Poznyakoff
+Copyright (C) 2009-2021 Sergey Poznyakoff
 
    Permission is granted to anyone to make or distribute verbatim copies
    of this document as received, in any medium, provided that the
diff --git a/README-hacking b/README-hacking
index 8b58436..83a7de8 100644
--- a/README-hacking
+++ b/README-hacking
@@ -55,7 +55,7 @@ For more information about `bootstrap', run `bootstrap --help'.
 
 * Copyright information
 
-Copyright (C) 2008-2020 Sergey Poznyakoff
+Copyright (C) 2008-2021 Sergey Poznyakoff
 
    Permission is granted to anyone to make or distribute verbatim copies
    of this document as received, in any medium, provided that the
diff --git a/am/gcc.m4 b/am/gcc.m4
index c4abfe1..4087099 100644
--- a/am/gcc.m4
+++ b/am/gcc.m4
@@ -1,5 +1,5 @@
 # This file is part of Mailfromd.  -*- autoconf -*-
-# Copyright (C) 2009-2020 Sergey Poznyakoff
+# Copyright (C) 2009-2021 Sergey Poznyakoff
 #
 # 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/am/proctitle.m4 b/am/proctitle.m4
index 9fff12f..7506bb5 100644
--- a/am/proctitle.m4
+++ b/am/proctitle.m4
@@ -1,5 +1,5 @@
 dnl This file is part of Mailfromd.
-dnl Copyright (C) 2008-2020 Sergey Poznyakoff
+dnl Copyright (C) 2008-2021 Sergey Poznyakoff
 dnl
 dnl This program is free software; you can redistribute it and/or modify
 dnl it under the terms of the GNU General Public License as published by
diff --git a/bootstrap.conf b/bootstrap.conf
index 5c97565..55dbda1 100644
--- a/bootstrap.conf
+++ b/bootstrap.conf
@@ -1,5 +1,5 @@
 # Bootstrap configuration for GNU Pies.           -*- shell-script -*-
-# Copyright (C) 2008-2020 Sergey Poznyakoff
+# Copyright (C) 2008-2021 Sergey Poznyakoff
 #
 # GNU Pies 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/configure.ac b/configure.ac
index fcd4a9e..fe629bb 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,5 +1,5 @@
 # This file is part of GNU Pies.  -*- autoconf -*-
-# Copyright (C) 2009-2020 Sergey Poznyakoff
+# Copyright (C) 2009-2021 Sergey Poznyakoff
 #
 # GNU Pies 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/doc/Makefile.am b/doc/Makefile.am
index a3b0563..dddf34b 100644
--- a/doc/Makefile.am
+++ b/doc/Makefile.am
@@ -1,5 +1,5 @@
 # This file is part of GNU Pies.
-# Copyright (C) 2005-2020 Sergey Poznyakoff
+# Copyright (C) 2005-2021 Sergey Poznyakoff
 #
 # GNU Pies 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/doc/ctl.texi b/doc/ctl.texi
index 4c220ec..77f519c 100644
--- a/doc/ctl.texi
+++ b/doc/ctl.texi
@@ -1,5 +1,5 @@
 @c This is part of the GNU Pies manual.
-@c Copyright (C) 2009--2020 Sergey Poznyakoff
+@c Copyright (C) 2009--2021 Sergey Poznyakoff
 @c This file is distributed under GFDL 1.3 or any later version
 @c published by the Free Software Foundation.
 
diff --git a/doc/gendocs.pl b/doc/gendocs.pl
index 8c9c197..3574687 100644
--- a/doc/gendocs.pl
+++ b/doc/gendocs.pl
@@ -1,5 +1,5 @@
 # This file is part of GNU Pies.
-# Copyright (C) 2020 Sergey Poznyakoff
+# Copyright (C) 2020-2021 Sergey Poznyakoff
 #
 # GNU Pies 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/doc/gendocs_template b/doc/gendocs_template
deleted file mode 100644
index 2f58d5a..0000000
--- a/doc/gendocs_template
+++ /dev/null
@@ -1,79 +0,0 @@
-<?xml version="1.0" encoding="utf-8" ?>
-<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
-    "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
-<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
-
-<head>
- <title>GNU Pies - Program Invocation and Execution Supervisor</title>
- <meta name="Generator" content="%%SCRIPTNAME%%" />
- <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
- <link rev="made" href="mailto:gray@gnu.org.ua" />
- <link rel="stylesheet" type="text/css" href="/software/pies/gray.css" />
- <link rel="icon" type="image/png" href="/graphics/gnu-head-icon.png" />
-</head>
-<body>
-<!--#include virtual="inc/header.html" -->
-<ul class='tabs'>
-  <li><a href="pies.html">Main</a></li>
-  <li><a href="example.html">Examples</a></li>
-  <li><a href="download.html">Downloads</a></li>
-  <li><a class="active" href="manual.html">Documentation</a></li>
-</ul>
-
-<div id="main">
-<p>The manual for <b>%%PACKAGE%%</b> is available in the following formats:</p>
-
-<ul>
-  <li><a href="manual/%%PACKAGE%%.html">HTML
-      (%%HTML_MONO_SIZE%%K bytes)</a> - entirely on one web page.</li>
-  <li><a href="manual/html_node/index.html">HTML</a> - with one web page per
-      node.</li>
-%%IF HTML_SECTION%%
-  <li><a href="manual/html_section/index.html">HTML</a> - with one web page per
-      section.</li>
-%%ENDIF HTML_SECTION%%
-%%IF HTML_CHAPTER%%
-  <li><a href="manual/html_chapter/index.html">HTML</a> - with one web page per
-      chapter.</li>
-%%ENDIF HTML_CHAPTER%%
-  <li><a href="manual/%%PACKAGE%%.html.gz">HTML compressed
-       (%%HTML_MONO_GZ_SIZE%%K gzipped characters)</a> - entirely on
-       one web page.</li>
-  <li><a href="manual/%%PACKAGE%%.html_node.tar.gz">HTML compressed
-      (%%HTML_NODE_TGZ_SIZE%%K gzipped tar file)</a> -
-      with one web page per node.</li>
-%%IF HTML_SECTION%%
-  <li><a href="manual/%%PACKAGE%%.html_section.tar.gz">HTML compressed
-      (%%HTML_SECTION_TGZ_SIZE%%K gzipped tar file)</a> -
-      with one web page per section.</li>
-%%ENDIF HTML_SECTION%%
-%%IF HTML_CHAPTER%%
-  <li><a href="manual/%%PACKAGE%%.html_chapter.tar.gz">HTML compressed
-      (%%HTML_CHAPTER_TGZ_SIZE%%K gzipped tar file)</a> -
-      with one web page per chapter.</li>
-%%ENDIF HTML_CHAPTER%%
-  <li><a href="manual/%%PACKAGE%%.info.tar.gz">Info document
-      (%%INFO_TGZ_SIZE%%K characters gzipped tar file)</a>.</li>
-  <li><a href="manual/%%PACKAGE%%.txt">ASCII text
-      (%%ASCII_SIZE%%K characters)</a>.</li>
-  <li><a href="manual/%%PACKAGE%%.txt.gz">ASCII text compressed
-      (%%ASCII_GZ_SIZE%%K gzipped characters)</a>.</li>
-  <li><a href="manual/%%PACKAGE%%.dvi.gz">TeX dvi file
-      (%%DVI_GZ_SIZE%%K characters gzipped)</a>.</li>
-  <li><a href="manual/%%PACKAGE%%.pdf">PDF file
-      (%%PDF_SIZE%%K characters)</a>.</li>
-  <li><a href="manual/%%PACKAGE%%.texi.tar.gz">Texinfo source
-      (%%TEXI_TGZ_SIZE%%K characters gzipped tar file)</a></li>
-</ul>
-
-</div>
-
-<div class="generator">
-<p>(This page is generated by the <a
-href="%%SCRIPTURL%%">%%SCRIPTNAME%%</a> script.)
-</p>
-</div>
-
-<!--#include virtual="inc/footer.html" -->
-</body>
-</html>
diff --git a/doc/inetd.texi b/doc/inetd.texi
index 3a04403..23850c1 100644
--- a/doc/inetd.texi
+++ b/doc/inetd.texi
@@ -1,5 +1,5 @@
 @c This is part of the GNU Pies manual.
-@c Copyright (C) 2009--2020 Sergey Poznyakoff
+@c Copyright (C) 2009--2021 Sergey Poznyakoff
 @c This file is distributed under GFDL 1.3 or any later version
 @c published by the Free Software Foundation.
 
diff --git a/doc/pies.texi b/doc/pies.texi
index 731453a..0e95138 100644
--- a/doc/pies.texi
+++ b/doc/pies.texi
@@ -43,7 +43,7 @@ Published by the Free Software Foundation,
 51 Franklin Street, Fifth Floor,
 Boston, MA 02110-1301 USA 
 
-Copyright @copyright{} 2005--2020 Sergey Poznyakoff
+Copyright @copyright{} 2005--2021 Sergey Poznyakoff
 
 Permission is granted to copy, distribute and/or modify this document
 under the terms of the GNU Free Documentation License, Version 1.3 or
diff --git a/doc/usr-acl.texi b/doc/usr-acl.texi
index 5b56618..61f307d 100644
--- a/doc/usr-acl.texi
+++ b/doc/usr-acl.texi
@@ -1,5 +1,5 @@
 @c This is part of the GNU Pies manual.
-@c Copyright (C) 2009--2020 Sergey Poznyakoff
+@c Copyright (C) 2009--2021 Sergey Poznyakoff
 @c This file is distributed under GFDL 1.3 or any later version
 @c published by the Free Software Foundation.
 
diff --git a/ident/Makefile.am b/ident/Makefile.am
index 4a8437d..ab43f5e 100644
--- a/ident/Makefile.am
+++ b/ident/Makefile.am
@@ -1,5 +1,5 @@
 # This file is part of GNU Pies.
-# Copyright (C) 2015-2020 Sergey Poznyakoff
+# Copyright (C) 2015-2021 Sergey Poznyakoff
 #
 # GNU Pies 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/ident/ident.c b/ident/ident.c
index 86f5722..2192c48 100644
--- a/ident/ident.c
+++ b/ident/ident.c
@@ -1,5 +1,5 @@
 /* This file is part of GNU Pies.
-   Copyright (C) 2015-2020 Sergey Poznyakoff
+   Copyright (C) 2015-2021 Sergey Poznyakoff
 
    GNU Pies 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/ident/ident.h b/ident/ident.h
index 4a42387..f2ceb84 100644
--- a/ident/ident.h
+++ b/ident/ident.h
@@ -1,5 +1,5 @@
 /* This file is part of GNU Pies.
-   Copyright (C) 2015-2020 Sergey Poznyakoff
+   Copyright (C) 2015-2021 Sergey Poznyakoff
 
    GNU Pies 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/ident/identity.h b/ident/identity.h
index a4f85b9..6cbcd7f 100644
--- a/ident/identity.h
+++ b/ident/identity.h
@@ -1,5 +1,5 @@
 /* This file is part of GNU Pies.
-   Copyright (C) 2015-2020 Sergey Poznyakoff
+   Copyright (C) 2015-2021 Sergey Poznyakoff
 
    GNU Pies 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/ident/pam.c b/ident/pam.c
index 83c7adf..650f43e 100644
--- a/ident/pam.c
+++ b/ident/pam.c
@@ -1,5 +1,5 @@
 /* This file is part of GNU Pies.
-   Copyright (C) 2015-2020 Sergey Poznyakoff
+   Copyright (C) 2015-2021 Sergey Poznyakoff
 
    GNU Pies is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by