[PATCH] gr-osmosdr/rtl: small fix to send final samples

Small change to work function to finish draining buffers before closing when device disappears. Provides a little more data when device is unexpectedly lost. --- lib/rtl/rtl_source_c.cc | 13 +++++++++---- 1 file changed, 9 insertions(+), 4 deletions(-) diff --git a/lib/rtl/rtl_source_c.cc b/lib/rtl/rtl_source_c.cc index a371464..c0ba0b3 100644 --- a/lib/rtl/rtl_source_c.cc +++ b/lib/rtl/rtl_source_c.cc @@ -340,13 +340,18 @@ int rtl_source_c::work( int noutput_items, { boost::mutex::scoped_lock lock( _buf_mutex ); - while (_buf_used < 3 && _running) // collect at least 3 buffers + while (_buf_used < 3) // collect at least 3 buffers + { + if (!_running) { + // finish when remaining samples are drained + if (!_buf_used) + return WORK_DONE; + break; + } _buf_cond.wait( lock ); + } } - if (!_running) - return WORK_DONE; - while (noutput_items && _buf_used) { const int nout = std::min(noutput_items, _samp_avail); const unsigned char *buf = _buf[_buf_head] + _buf_offset * 2; -- 2.11.0