[check-license] exclude subprojects and use year and git user.name for autofixing

tools/check-license

@@ -77,7 +77,7 @@ MAX_PROCS=$(nproc)
 cd "${ROOTDIR}"
 
 set +e
-find . \( -path '*/\.*' -o -path "./build*" -o -path "./test/3rd-party*" \) -prune -o \
+find . \( -path '*/\.*' -o -path './subprojects*' -o -path "./build*" -o -path "./test/3rd-party*" \) -prune -o \
 	-type f -regextype posix-extended -regex '.*\.(c|h|cpp|hpp)' -print0 |\
 	xargs --null --max-args=1 --max-procs="${MAX_PROCS}" -I {} \
 		  bash -c 'check_license "$@"' _ "{}"
@@ -98,7 +98,7 @@ if [[ $CHECK_RETURN_VALUE -ne 0 ]]; then
 
 			cat <<EOF > "${TMPFILE}"
 // SPDX-License-Identifier: LGPL-3.0-or-later
-// Copyright © 2020 Florian Schmaus
+// Copyright © $(date +%Y) $(git config user.name)
 EOF
 			cat "${INVALID_LICENSE_FILE}" >> "${TMPFILE}"
 			mv "${TMPFILE}" "${INVALID_LICENSE_FILE}"