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✏️ Editing: ref-add.sin

# Add this package to a list of references stored in a text file.
#
#   Copyright (C) 2000, 2015-2016 Free Software Foundation, Inc.
#
#   This program is free software: you can redistribute it and/or modify
#   it under the terms of the GNU Lesser General Public License as published by
#   the Free Software Foundation; either version 2.1 of the License, or
#   (at your option) any later version.
#
#   This program is distributed in the hope that it will be useful,
#   but WITHOUT ANY WARRANTY; without even the implied warranty of
#   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#   GNU Lesser General Public License for more details.
#
#   You should have received a copy of the GNU Lesser General Public License
#   along with this program.  If not, see <http://www.gnu.org/licenses/>.
#
# Written by Bruno Haible <haible@clisp.cons.org>.
#
/^# Packages using this file: / {
  s/# Packages using this file://
  ta
  :a
  s/ @PACKAGE@ / @PACKAGE@ /
  tb
  s/ $/ @PACKAGE@ /
  :b
  s/^/# Packages using this file:/
}

MR SKB