filepush.cpp: no infinite wait until driver EOF.. better we check it more times..
[enigma2.git] / lib / base / filepush.cpp
index ed2a21855e19ee668d9ef17434944f9964ed2d51..91f24ba064026502d3b69316d89c2409bd133bec 100644 (file)
@@ -37,7 +37,6 @@ void eFilePushThread::thread()
        
        size_t written_since_last_sync = 0;
 
-       int already_empty = 0;
        eDebug("FILEPUSH THREAD START");
        
                /* we set the signal to not restart syscalls, so we can detect our signal. */
@@ -186,19 +185,23 @@ void eFilePushThread::thread()
                if (m_buf_end == 0)
                {
                                /* on EOF, try COMMITting once. */
-                       if (m_send_pvr_commit && !already_empty)
+                       if (m_send_pvr_commit)
                        {
-                               eDebug("sending PVR commit");
-                               
-                               struct pollfd pfd[1] = {m_fd_dest, POLLHUP};
-                               poll(pfd, 1, 10000);
-                               sleep(5); /* HACK to allow ES buffer to drain */
-                               already_empty = 1;
-//                             if (::ioctl(m_fd_dest, PVR_COMMIT) < 0 && errno == EINTR)
-//                                     continue;
-                               eDebug("commit done");
-                                               /* well check again */
-                               continue;
+                               struct pollfd pfd;
+                               pfd.fd = m_fd_dest;
+                               pfd.events = POLLIN;
+                               switch (poll(&pfd, 1, 250)) // wait for 250ms
+                               {
+                                       case 0:
+                                               eDebug("wait for driver eof timeout");
+                                               continue;
+                                       case 1:
+                                               eDebug("wait for driver eof ok");
+                                               break;
+                                       default:
+                                               eDebug("wait for driver eof aborted by signal");
+                                               continue;
+                               }
                        }
                        
                                /* in stream_mode, we are sending EOF events 
@@ -228,7 +231,6 @@ void eFilePushThread::thread()
                        bytes_read += m_buf_end;
                        if (m_sg)
                                current_span_remaining -= m_buf_end;
-                       already_empty = 0;
                }
 //             printf("FILEPUSH: read %d bytes\n", m_buf_end);
        }
@@ -261,15 +263,9 @@ void eFilePushThread::stop()
 
        m_stop = 1;
 
-       // fixmee.. here we need a better solution to ensure
-       // that the thread context take notice of the signal
-       // even when no syscall is in progress
-       while(!sendSignal(SIGUSR1))
-       {
-               eDebug("send SIGUSR1 to thread context");
-               usleep(5000); // wait msek
-       }
-       kill();
+       eDebug("stopping thread."); /* just do it ONCE. it won't help to do this more than once. */
+       sendSignal(SIGUSR1);
+       kill(0);
 }
 
 void eFilePushThread::pause()