if 0;
# Update an FSF copyright year list to include the current year.
-my $VERSION = '2009-12-28.11:09'; # UTC
+my $VERSION = '2013-01-03.09:41'; # UTC
-# Copyright (C) 2009-2010 Free Software Foundation, Inc.
+# Copyright (C) 2009-2013 Free Software Foundation, Inc.
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# Written by Jim Meyering and Joel E. Denny
-# The arguments to this script should be names of files that contain FSF
-# copyright statements to be updated. For example, you might wish to
-# use the update-copyright target rule in maint.mk from gnulib's
-# maintainer-makefile module.
+# The arguments to this script should be names of files that contain
+# copyright statements to be updated. The copyright holder's name
+# defaults to "Free Software Foundation, Inc." but may be changed to
+# any other name by using the "UPDATE_COPYRIGHT_HOLDER" environment
+# variable.
#
-# Iff an FSF copyright statement is recognized in a file and the final
+# For example, you might wish to use the update-copyright target rule
+# in maint.mk from gnulib's maintainer-makefile module.
+#
+# Iff a copyright statement is recognized in a file and the final
# year is not the current year, then the statement is updated for the
# new year and it is reformatted to:
#
# 3. Expand copyright year intervals. (See "Environment variables"
# below.)
#
-# A warning is printed for every file for which no FSF copyright
+# A warning is printed for every file for which no copyright
# statement is recognized.
#
-# Each file's FSF copyright statement must be formated correctly in
+# Each file's copyright statement must be formatted correctly in
# order to be recognized. For example, each of these is fine:
#
# Copyright @copyright{} 1990-2005, 2007-2009 Free Software
# ## Copyright (C) 1990-2005, 2007-2009 Free Software
# # Foundation, Inc.
#
-# The following copyright statement is not recognized because the
-# copyright holder is not the FSF:
-#
-# Copyright (C) 1990-2005, 2007-2009 Acme, Inc.
+# However, any correctly formatted copyright statement following
+# a non-matching copyright statements would be recognized.
#
-# However, any correctly formatted FSF copyright statement following
-# either of the previous two copyright statements would be recognized.
-#
-# The exact conditions that a file's FSF copyright statement must meet
+# The exact conditions that a file's copyright statement must meet
# to be recognized are:
#
-# 1. It is the first FSF copyright statement that meets all of the
-# following conditions. Subsequent FSF copyright statements are
+# 1. It is the first copyright statement that meets all of the
+# following conditions. Subsequent copyright statements are
# ignored.
# 2. Its format is "Copyright (C)", then a list of copyright years,
-# and then the name of the copyright holder, which is "Free
-# Software Foundation, Inc.".
+# and then the name of the copyright holder.
# 3. The "(C)" takes one of the following forms or is omitted
# entirely:
#
# C. @copyright{}
# D. ©
#
-# 4. The "Copyright" appears at the beginning of a line except that it
+# 4. The "Copyright" appears at the beginning of a line, except that it
# may be prefixed by any sequence (e.g., a comment) of no more than
-# 5 characters.
+# 5 characters -- including white space.
# 5. Iff such a prefix is present, the same prefix appears at the
# beginning of each remaining line within the FSF copyright
# statement. There is one exception in order to support C-style
# interval (such as 1990-2008). If unset or set to 0, all existing
# copyright year intervals in a reformatted FSF copyright statement
# are expanded instead.
+# If UPDATE_COPYRIGHT_USE_INTERVALS=2, convert a sequence with gaps
+# to the minimal containing range. For example, convert
+# 2000, 2004-2007, 2009 to 2000-2009.
# 3. For testing purposes, you can set the assumed current year in
# UPDATE_COPYRIGHT_YEAR.
# 4. The default maximum line length for a copyright line is 72.
# Set UPDATE_COPYRIGHT_MAX_LINE_LENGTH to use a different length.
+# 5. Set UPDATE_COPYRIGHT_HOLDER if the copyright holder is other
+# than "Free Software Foundation, Inc.".
use strict;
use warnings;
my $copyright_re = 'Copyright';
my $circle_c_re = '(?:\([cC]\)|@copyright{}|©)';
-my $holder = 'Free Software Foundation, Inc.';
+my $holder = $ENV{UPDATE_COPYRIGHT_HOLDER};
+$holder ||= 'Free Software Foundation, Inc.';
my $prefix_max = 5;
my $margin = $ENV{UPDATE_COPYRIGHT_MAX_LINE_LENGTH};
!$margin || $margin !~ m/^\d+$/
if ($final_year != $this_year)
{
# Update the year.
- $stmt =~ s/$final_year_orig/$final_year, $this_year/;
+ $stmt =~ s/\b$final_year_orig\b/$final_year, $this_year/;
}
if ($final_year != $this_year || $ENV{'UPDATE_COPYRIGHT_FORCE'})
{
}))
)+
/$1-$3/gx;
+
+ # When it's 2, emit a single range encompassing all year numbers.
+ $ENV{UPDATE_COPYRIGHT_USE_INTERVALS} == 2
+ and $stmt =~ s/\b(\d{4})\b.*\b(\d{4})\b/$1-$2/;
}
# Format within margin.
}
else
{
- print STDERR "$ARGV: warning: FSF copyright statement not found\n";
+ print STDERR "$ARGV: warning: copyright statement not found\n";
}
# Local variables: