1*9780544fSAndrew Rist#**************************************************************
2*9780544fSAndrew Rist#
3*9780544fSAndrew Rist#  Licensed to the Apache Software Foundation (ASF) under one
4*9780544fSAndrew Rist#  or more contributor license agreements.  See the NOTICE file
5*9780544fSAndrew Rist#  distributed with this work for additional information
6*9780544fSAndrew Rist#  regarding copyright ownership.  The ASF licenses this file
7*9780544fSAndrew Rist#  to you under the Apache License, Version 2.0 (the
8*9780544fSAndrew Rist#  "License"); you may not use this file except in compliance
9*9780544fSAndrew Rist#  with the License.  You may obtain a copy of the License at
10*9780544fSAndrew Rist#
11*9780544fSAndrew Rist#    http://www.apache.org/licenses/LICENSE-2.0
12*9780544fSAndrew Rist#
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14*9780544fSAndrew Rist#  software distributed under the License is distributed on an
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20*9780544fSAndrew Rist#**************************************************************
21*9780544fSAndrew Rist
22*9780544fSAndrew Rist
23cdf0e10cSrcweir
24cdf0e10cSrcweir
25cdf0e10cSrcweirpackage pre2par::existence;
26cdf0e10cSrcweir
27cdf0e10cSrcweir#############################
28cdf0e10cSrcweir# Test of existence
29cdf0e10cSrcweir#############################
30cdf0e10cSrcweir
31cdf0e10cSrcweirsub exists_in_array
32cdf0e10cSrcweir{
33cdf0e10cSrcweir	my ($searchstring, $arrayref) = @_;
34cdf0e10cSrcweir
35cdf0e10cSrcweir	my $alreadyexists = 0;
36cdf0e10cSrcweir
37cdf0e10cSrcweir	for ( my $i = 0; $i <= $#{$arrayref}; $i++ )
38cdf0e10cSrcweir	{
39cdf0e10cSrcweir		if ( ${$arrayref}[$i] eq $searchstring)
40cdf0e10cSrcweir		{
41cdf0e10cSrcweir			$alreadyexists = 1;
42cdf0e10cSrcweir			last;
43cdf0e10cSrcweir		}
44cdf0e10cSrcweir	}
45cdf0e10cSrcweir
46cdf0e10cSrcweir	return $alreadyexists;
47cdf0e10cSrcweir}
48cdf0e10cSrcweir
49cdf0e10cSrcweirsub exists_in_array_of_hashes
50cdf0e10cSrcweir{
51cdf0e10cSrcweir	my ($searchkey, $searchvalue, $arrayref) = @_;
52cdf0e10cSrcweir
53cdf0e10cSrcweir	my $hashref;
54cdf0e10cSrcweir	my $valueexists = 0;
55cdf0e10cSrcweir
56cdf0e10cSrcweir	for ( my $i = 0; $i <= $#{$arrayref}; $i++ )
57cdf0e10cSrcweir	{
58cdf0e10cSrcweir		$hashref = ${$arrayref}[$i];
59cdf0e10cSrcweir
60cdf0e10cSrcweir		if ( $hashref->{$searchkey} eq $searchvalue )
61cdf0e10cSrcweir		{
62cdf0e10cSrcweir			$valueexists = 1;
63cdf0e10cSrcweir			last;
64cdf0e10cSrcweir		}
65cdf0e10cSrcweir	}
66cdf0e10cSrcweir
67cdf0e10cSrcweir	return $valueexists;
68cdf0e10cSrcweir}
69cdf0e10cSrcweir
70cdf0e10cSrcweir1;
71