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99_Utils.pm: return undef,undef, if key was not found (Forum #30528)

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git-svn-id: https://svn.fhem.de/fhem/trunk@7364 2b470e98-0d58-463d-a4d8-8e2adae1ed80
This commit is contained in:
rudolfkoenig 2014-12-30 07:48:22 +00:00
parent c6508c2a5d
commit 6c2165e007
1 changed files with 4 additions and 3 deletions
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7
fhem/FHEM/99_Utils.pm
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@ -16,7 +16,7 @@ sub
getUniqueId()
{
my ($err, $uniqueID) = getKeyValue("uniqueID");
return $uniqueID if(!$err);
return $uniqueID if(defined($uniqueID));
srand(time);
$uniqueID = join "",map { unpack "H*", chr(rand(256)) } 1..16;
setKeyValue("uniqueID", $uniqueID);
@ -33,7 +33,7 @@ getKeyValue($)
for my $l (@l) {
return (undef, $1) if($l =~ m/^$key:(.*)/);
}
return ("Key not found", undef);
return (undef, undef);
}
sub
@ -404,7 +404,8 @@ myUtils_Initialize($$)
<li><b>getKeyValue(keyName)</b><br>
return ($error, $value), stored previously by setKeyValue.
$error is undef if there was no error, otherwise $value is undef.
$error is set if there was an error. Both are undef, if there is no
value yet for this key.
</li></br>
</ul>