copyright: fix out-of-date copyright ranges and missing headers

Reported by the new script 'scripts/copyright.pl'. The script has a
regex whitelist for the files that don't need copyright headers.

Removed three (mostly usesless) README files from docs/

Closes #5141

src/CMakeLists.txt

@@ -1,3 +1,24 @@
+#***************************************************************************
+#                                  _   _ ____  _
+#  Project                     ___| | | |  _ \| |
+#                             / __| | | | |_) | |
+#                            | (__| |_| |  _ <| |___
+#                             \___|\___/|_| \_\_____|
+#
+# Copyright (C) 1998 - 2020, Daniel Stenberg, <daniel@haxx.se>, et al.
+#
+# This software is licensed as described in the file COPYING, which
+# you should have received as part of this distribution. The terms
+# are also available at https://curl.haxx.se/docs/copyright.html.
+#
+# You may opt to use, copy, modify, merge, publish, distribute and/or sell
+# copies of the Software, and permit persons to whom the Software is
+# furnished to do so, under the terms of the COPYING file.
+#
+# This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+# KIND, either express or implied.
+#
+###########################################################################
 set(EXE_NAME curl)
 
 if(USE_MANUAL)

src/Makefile.Watcom

@@ -6,7 +6,7 @@
 #                             \___|\___/|_| \_\_____|
 #
 # Copyright (C) 2005 - 2008, Gisle Vanem <gvanem@yahoo.no>.
-# Copyright (C) 2005 - 2015, Daniel Stenberg, <daniel@haxx.se>, et al.
+# Copyright (C) 2005 - 2020, Daniel Stenberg, <daniel@haxx.se>, et al.
 #
 # This software is licensed as described in the file COPYING, which
 # you should have received as part of this distribution. The terms

src/Makefile.inc

@@ -1,3 +1,24 @@
+#***************************************************************************
+#                                  _   _ ____  _
+#  Project                     ___| | | |  _ \| |
+#                             / __| | | | |_) | |
+#                            | (__| |_| |  _ <| |___
+#                             \___|\___/|_| \_\_____|
+#
+# Copyright (C) 1998 - 2020, Daniel Stenberg, <daniel@haxx.se>, et al.
+#
+# This software is licensed as described in the file COPYING, which
+# you should have received as part of this distribution. The terms
+# are also available at https://curl.haxx.se/docs/copyright.html.
+#
+# You may opt to use, copy, modify, merge, publish, distribute and/or sell
+# copies of the Software, and permit persons to whom the Software is
+# furnished to do so, under the terms of the COPYING file.
+#
+# This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+# KIND, either express or implied.
+#
+###########################################################################
 # ./src/Makefile.inc
 # Using the backslash as line continuation character might be problematic
 # with some make flavours, as Watcom's wmake showed us already. If we

src/Makefile.m32

@@ -5,7 +5,7 @@
 #                            | (__| |_| |  _ <| |___
 #                             \___|\___/|_| \_\_____|
 #
-# Copyright (C) 1999 - 2018, Daniel Stenberg, <daniel@haxx.se>, et al.
+# Copyright (C) 1999 - 2020, Daniel Stenberg, <daniel@haxx.se>, et al.
 #
 # This software is licensed as described in the file COPYING, which
 # you should have received as part of this distribution. The terms

src/macos/src/macos_main.cpp

@@ -1 +1 @@
-/* =========================================================================
	Copyright (C) 2001 Eric Lavigne

	Permission is granted to anyone to use this software for any purpose on any
	computer system, and to redistribute it freely, subject to the following 
	restrictions:
	- The author is not responsible for the consequences of use of this 
	software, no matter how awful, even if they arise from defects in it.
	- The origin of this software must not be misrepresented, either by 
	explicit claim or by omission.
	- You are allowed to distributed modified copies of the software, in source 
	and binary form, provided they are marked plainly as altered versions, and
	are not misrepresented as being the original software.
   ========================================================================= */

#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#include <Memory.h>
#include <GUSICommandLine.h>
#include <stdlib.h>

/* ========================================================================= */

DECLARE_MAIN(curl)

REGISTER_MAIN_START
REGISTER_MAIN(curl)
REGISTER_MAIN_END

/* ========================================================================= */

int main()
{
	::MaxApplZone();
	for (int i = 1; i <= 10; i++)
		::MoreMasters();

	(void) exec_commands();
	
	return 0;
}
+/* =========================================================================
   Copyright (C) 2001 - 2020, Eric Lavigne

   Permission is granted to anyone to use this software for any purpose on any
   computer system, and to redistribute it freely, subject to the following
   restrictions:
   - The author is not responsible for the consequences of use of this
   software, no matter how awful, even if they arise from defects in it.
   - The origin of this software must not be misrepresented, either by
   explicit claim or by omission.
   - You are allowed to distributed modified copies of the software, in source
   and binary form, provided they are marked plainly as altered versions, and
   are not misrepresented as being the original software.
   ========================================================================= */

#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#include <Memory.h>
#include <GUSICommandLine.h>
#include <stdlib.h>

/* ========================================================================= */

DECLARE_MAIN(curl)

REGISTER_MAIN_START
REGISTER_MAIN(curl)
REGISTER_MAIN_END

/* ========================================================================= */

int main()
{
	::MaxApplZone();
	for (int i = 1; i <= 10; i++)
		::MoreMasters();

	(void) exec_commands();

	return 0;
}

src/makefile.amiga

@@ -1,5 +1,26 @@
+#***************************************************************************
+#                                  _   _ ____  _
+#  Project                     ___| | | |  _ \| |
+#                             / __| | | | |_) | |
+#                            | (__| |_| |  _ <| |___
+#                             \___|\___/|_| \_\_____|
 #
-# $VER: curl Makefile for AmigaOS ...
+# Copyright (C) 1998 - 2020, Daniel Stenberg, <daniel@haxx.se>, et al.
+#
+# This software is licensed as described in the file COPYING, which
+# you should have received as part of this distribution. The terms
+# are also available at https://curl.haxx.se/docs/copyright.html.
+#
+# You may opt to use, copy, modify, merge, publish, distribute and/or sell
+# copies of the Software, and permit persons to whom the Software is
+# furnished to do so, under the terms of the COPYING file.
+#
+# This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+# KIND, either express or implied.
+#
+###########################################################################
+#
+# curl Makefile for AmigaOS ...
 #
 
 # change the follow to where you have the AmiTCP SDK v4.3 includes:

src/makefile.dj

@@ -6,7 +6,7 @@
 #                             \___|\___/|_| \_\_____|
 #
 # Copyright (C) 2003 - 2007, Gisle Vanem <gvanem@yahoo.no>.
-# Copyright (C) 2003 - 2015, Daniel Stenberg, <daniel@haxx.se>, et al.
+# Copyright (C) 2003 - 2020, Daniel Stenberg, <daniel@haxx.se>, et al.
 #
 # This software is licensed as described in the file COPYING, which
 # you should have received as part of this distribution. The terms

src/tool_hugehelp.c.cvs

@@ -5,7 +5,7 @@
  *                            | (__| |_| |  _ <| |___
  *                             \___|\___/|_| \_\_____|
  *
- * Copyright (C) 1998 - 2014, Daniel Stenberg, <daniel@haxx.se>, et al.
+ * Copyright (C) 1998 - 2020, Daniel Stenberg, <daniel@haxx.se>, et al.
  *
  * This software is licensed as described in the file COPYING, which
  * you should have received as part of this distribution. The terms