2021-04-11 Bruno Haible <bruno@clisp.org>
+ git-version-gen: Implement --version option according to GCS.
+ * build-aux/git-version-gen (version): State the license. Use wording
+ from GCS.
+
bootstrap: Implement --version option according to GCS.
* build-aux/bootstrap (copyright_year, copyright): New variables.
(--version): New option processing.
year=`expr "$scriptversion" : '\([^-]*\)'`
version="git-version-gen $scriptversion
-Copyright $year Free Software Foundation, Inc.
-There is NO warranty. You may redistribute this software
-under the terms of the GNU General Public License.
-For more information about these matters, see the files named COPYING."
+Copyright (C) ${year} Free Software Foundation, Inc.
+License GPLv3+: GNU GPL version 3 or later <https://gnu.org/licenses/gpl.html>.
+This is free software: you are free to change and redistribute it.
+There is NO WARRANTY, to the extent permitted by law."
usage="\
Usage: $me [OPTION]... \$srcdir/.tarball-version [TAG-NORMALIZATION-SED-SCRIPT]