#!/bin/sh

# Update copyright year lists.

# Copyright (C) 2012-2018 Free Software Foundation, Inc.

# This file is part of the GNU C Library.

# The GNU C Library 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.

# The GNU C Library 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 the GNU C Library; if not, see

# <http://www.gnu.org/licenses/>.

# Run this script with the first argument being the location of

# gnulib's update-copyright script.  Any other arguments are ignored.

# FSF copyright notices in the glibc source directory containing this

# script will be updated; glibc must then be built to update generated

# files.  Copyright dates in --version copyright notices are not

# updated.

set -e

export LC_ALL=C

export UPDATE_COPYRIGHT_FORCE=1

export UPDATE_COPYRIGHT_USE_INTERVALS=2

export UPDATE_COPYRIGHT_MAX_LINE_LENGTH=79

update_script=$1

if ! [ -f "$update_script" ]; then

  echo "error: first argument must point to gnulib update-copyright script" >&2

  exit 1

fi

cd "$(dirname "$0")/.."

files=$(find . -type f | sed 's|^\./||' | grep -v '^\.git/')

for f in $files; do

  case $f in

    COPYING | COPYING.LIB | manual/fdl-1.3.texi | manual/lgpl-2.1.texi)

      # Licenses imported verbatim from FSF sources.

      ;;

    manual/texinfo.tex | scripts/config.guess | scripts/config.sub \

      | scripts/install-sh | scripts/mkinstalldirs | scripts/move-if-change)

      # Other files imported verbatim from other GNU repositories.

      ;;

    po/*.po)

      # Files imported verbatim from the Translation Project.

      ;;

    INSTALL | locale/C-translit.h \

      | locale/programs/charmap-kw.h | locale/programs/locfile-kw.h \

      | po/libc.pot | sysdeps/gnu/errlist.c)

      # Generated files.

      ;;

    configure | */configure | preconfigure | */preconfigure)

      # Possibly generated files.

      if ! [ -f "$f.ac" ]; then

	"$update_script" "$f"

      fi

      ;;

    grp/initgroups.c | misc/bits/stab.def | posix/regex.h \

      | sysdeps/wordsize-32/divdi3.c)

      # Pre-1991 gaps in copyright years, so cannot use a single range.

      UPDATE_COPYRIGHT_USE_INTERVALS=1 "$update_script" "$f"

      ;;

    *)

      "$update_script" "$f"

      ;;

  esac

done