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do not try to write from JackMIDIPort::write() if we are disconnected from JACK. should fix erroneous behaviour when MMC tries to send stop messages after JACK disconnects

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git-svn-id: svn://localhost/ardour2/branches/3.0@13594 d708f5d6-7413-0410-9779-e7cbd77b26cf
This commit is contained in:
Paul Davis 2012-12-03 21:39:59 +00:00
parent 159b8face7
commit 1feaa65d16
1 changed files with 7 additions and 0 deletions
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7
libs/midi++2/jack_midi_port.cc
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@ -214,6 +214,13 @@ JackMIDIPort::write (const byte * msg, size_t msglen, timestamp_t timestamp)
{ {
int ret = 0; int ret = 0;
if (!_jack_client || !_jack_port) {
/* poof ! make it just vanish into thin air, since we are no
longer connected to JACK.
*/
return msglen;
}
if (!sends_output()) { if (!sends_output()) {
return ret; return ret;
} }