#!/usr/bin/perl
#
# This script can be used to fix up paths that were moved as a result
# of the structural changes committed as part of LUCENE-3753.
#
# Input is on STDIN, output is to STDOUT
#
# Example use:
#
# perl LUCENE-3753.patch.hack.pl <my.pre-LUCENE-3753.patch >my.post-LUCENE-3753.patch
#
#
# Licensed to the Apache Software Foundation (ASF) under one or more
# contributor license agreements. See the NOTICE file distributed with
# this work for additional information regarding copyright ownership.
# The ASF licenses this file to You under the Apache License, Version 2.0
# (the "License"); you may not use this file except in compliance with
# the License. You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
use strict;
use warnings;
my @moves = (
'lucene/src/java'
=> 'lucene/core/src/java',
'lucene/src/test'
=> 'lucene/core/src/test',
'lucene/src/site'
=> 'lucene/site',
'lucene/src/test-framework/java'
=> 'lucene/test-framework/src/java',
'lucene/src/test-framework/resources'
=> 'lucene/test-framework/src/resources',
'lucene/src/tools/java'
=> 'lucene/tools/src/java',
'lucene/src/tools/javadoc'
=> 'lucene/tools/javadoc',
'lucene/src/tools/prettify'
=> 'lucene/tools/prettify',
'dev-tools/maven/lucene/src/pom.xml.template'
=> 'dev-tools/maven/lucene/core/pom.xml.template',
'dev-tools/maven/lucene/src/test-framework/pom.xml.template'
=> 'dev-tools/maven/lucene/test-framework/pom.xml.template',
);
my @copies = ();
my $diff;
while (<>) {
if (/^Index/) {
my $next_diff = $_;
&fixup_paths if ($diff);
$diff = $next_diff;
} else {
$diff .= $_;
}
}
&fixup_paths; # Handle the final diff
sub fixup_paths {
for (my $move_pos = 0 ; $move_pos < $#moves ; $move_pos += 2) {
my $source = $moves[$move_pos];
my $target = $moves[$move_pos + 1];
if ($diff =~ /^Index: \Q$source\E/) {
$diff =~ s/^Index: \Q$source\E/Index: $target/;
$diff =~ s/\n--- \Q$source\E/\n--- $target/;
$diff =~ s/\n\+\+\+ \Q$source\E/\n+++ $target/;
$diff =~ s/\nProperty changes on: \Q$source\E/\nProperty changes on: $target/;
last;
}
}
print $diff;
for (my $copy_pos = 0 ; $copy_pos < $#copies ; $copy_pos += 2) {
my $source = $copies[$copy_pos];
my $target = $copies[$copy_pos + 1];
if ($diff =~ /^Index: \Q$source\E/) {
my $new_diff = $diff;
$new_diff =~ s/^Index: \Q$source\E/Index: $target/;
$new_diff =~ s/\n--- \Q$source\E/\n--- $target/;
$new_diff =~ s/\n\+\+\+ \Q$source\E/\n+++ $target/;
$new_diff =~ s/\nProperty changes on: \Q$source\E/\nProperty changes on: $target/;
print $new_diff;
last;
}
}
}