76 lines
2.0 KiB
Perl
Executable File
76 lines
2.0 KiB
Perl
Executable File
#!/usr/bin/perl
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#################################################################
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# copyright.pl -- update copyright notices throughout the source tree, idempotently.
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#
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# Copyright (c) 2011-2024, PostgreSQL Global Development Group
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#
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# src/tools/copyright.pl
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#
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# FYI, Tie adds a trailing newline on the last line if missing.
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#################################################################
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use strict;
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use warnings FATAL => 'all';
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use File::Find;
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use File::Basename;
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use Tie::File;
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my $pgdg = 'PostgreSQL Global Development Group';
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my $cc = 'Copyright \(c\)';
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my $ccliteral = 'Copyright (c)';
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# year-1900 is what localtime(time) puts in element 5
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my $year = 1900 + ${ [ localtime(time) ] }[5];
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print "Using current year: $year\n";
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find({ wanted => \&wanted, no_chdir => 1 }, '.');
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sub wanted
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{
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# prevent corruption of git indexes by ignoring any .git/
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if (basename($_) eq '.git')
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{
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$File::Find::prune = 1;
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return;
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}
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return if !-f $File::Find::name || -l $File::Find::name;
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# skip file names with binary extensions
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# How are these updated? bjm 2012-01-02
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return if ($_ =~ m/\.(ico|bin|po|key)$/);
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my @lines;
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tie @lines, "Tie::File", $File::Find::name;
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# We process all lines because some files have copyright
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# strings embedded in them, e.g. src/bin/psql/help.c
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foreach my $line (@lines)
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{
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# We only care about lines with a copyright notice.
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next unless $line =~ m/$cc.*$pgdg/i;
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# Skip line if it already matches the current year; if not
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# we get $year-$year, e.g. 2012-2012.
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next if $line =~ m/$cc $year, $pgdg/i;
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# Skip already-updated lines too, to avoid unnecessary
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# file updates.
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next if $line =~ m/$cc \d{4}-$year, $pgdg/i;
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# Apply the update, relying on Tie::File to write the file.
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$line =~ s/$cc (\d{4})-\d{4}, $pgdg/$ccliteral $1-$year, $pgdg/i;
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$line =~ s/$cc (\d{4}), $pgdg/$ccliteral $1-$year, $pgdg/i;
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}
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untie @lines;
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return;
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}
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print "Manually update:\n";
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print " ./doc/src/sgml/legal.sgml in head and back branches\n";
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print " ./COPYRIGHT in back branches\n";
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