Fix condition to detect empty output
And remove some whitespace
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1 changed files with 6 additions and 6 deletions
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@ -26,14 +26,14 @@ C<user> I<required>: user with freemobile backend configured
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C<env.HOME> I<required>: path to user home
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C<env.freemonitored> (optional): default only 'voice sms'
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The full list of monitored options is :
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* voice sms mms data specialvoice voicetoint voiceint smsint mmsint dataint
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The full list of monitored options is :
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* voice sms mms data specialvoice voicetoint voiceint smsint mmsint dataint
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C<env.cache_expire 3600> (optional): cache interval in second, or time
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C<env.cache_expire 3600> (optional): cache interval in second, or time
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between two connection to the website. The cache interval is 3 hours by default.
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C<timeout 30> (optional): Munin internal option. The plugin can be slow,
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30s is recommended.
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C<timeout 30> (optional): Munin internal option. The plugin can be slow,
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30s is recommended.
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=head1 LICENSE
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@ -163,7 +163,7 @@ sub fetch {
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my @lines = <$data>;
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close $data or carp "unable to close: $ERRNO";
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# If error output, print the cache (if exist) and exit
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if ( @cache_data > 0 ) {
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if ( @lines == 0 ) {
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if ( @cache_data > 0 ) {
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print join q{}, @cache_data[ 1 .. $#cache_data ];
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exit 0;
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