if 0;
# Update an FSF copyright year list to include the current year.
-my $VERSION = '2011-01-02.20:59'; # UTC
+my $VERSION = '2012-02-05.21:39'; # UTC
# Copyright (C) 2009-2012 Free Software Foundation, Inc.
#
# 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 Softward Foundation, Inc." but may be changed to
+# defaults to "Free Software Foundation, Inc." but may be changed to
# any other name by using the "UPDATE_COPYRIGHT_HOLDER" environment
# variable.
#
# A warning is printed for every file for which no copyright
# statement is recognized.
#
-# Each file's 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
# 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.
}))
)+
/$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.