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16_STACKABLE.pm: add some timeout to the blocking get

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git-svn-id: https://svn.fhem.de/fhem/trunk@14018 2b470e98-0d58-463d-a4d8-8e2adae1ed80
This commit is contained in:
rudolfkoenig 2017-04-17 16:33:06 +00:00
parent b74436f96b
commit 426f14e3f1
1 changed files with 3 additions and 1 deletions
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fhem/FHEM/16_STACKABLE.pm
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@ -130,7 +130,9 @@ STACKABLE_IOReadFn($) # used by synchronuous get
$me->{IODev}{PARTIAL} = ""; $me->{IODev}{PARTIAL} = "";
} }
while($buf !~ m/\n/) { while($buf !~ m/\n/) {
$buf .= DevIo_SimpleRead($me->{IODev}); # may block my $ret = DevIo_SimpleReadWithTimeout($me->{IODev}, 1); # may block
return undef if(!defined($ret));
$buf .= $ret;
} }
my $mName = $me->{NAME}; my $mName = $me->{NAME};