diff options
Diffstat (limited to 'runtime/queue.c')
| -rw-r--r-- | runtime/queue.c | 21 |
1 files changed, 19 insertions, 2 deletions
diff --git a/runtime/queue.c b/runtime/queue.c index d5ad37a1..5652efe2 100644 --- a/runtime/queue.c +++ b/runtime/queue.c @@ -1930,8 +1930,25 @@ ConsumerDA(qqueue_t *pThis, wti_t *pWti) pthread_setcancelstate(iCancelStateSave, NULL); finalize_it: - if(iRet != RS_RET_OK && iRet != RS_RET_ERR_QUEUE_EMERGENCY) { - iRet = RS_RET_OK; + /* Check the last return state of qqueueEnqMsg. If an error was returned, we acknowledge it only. + * Unless the error code is RS_RET_ERR_QUEUE_EMERGENCY, we resett the return state to RS_RET_OK. + * Otherwise the Caller functions would run into an infinite Loop trying to enqueue the + * same messages over and over again. + * + * However we do NOT overwrite positive return states like + * RS_RET_TERMINATE_NOW, + * RS_RET_NO_RUN, + * RS_RET_IDLE, + * RS_RET_TERMINATE_WHEN_IDLE + * These return states are important for Queue handling of the upper laying functions. + */ + if( iRet != RS_RET_OK && + iRet != RS_RET_ERR_QUEUE_EMERGENCY && + iRet < 0) { + DBGOPRINT((obj_t*) pThis, "ConsumerDA:qqueueEnqMsg Resetting iRet from %d back to RS_RET_OK\n", iRet); + iRet = RS_RET_OK; + } else { + DBGOPRINT((obj_t*) pThis, "ConsumerDA:qqueueEnqMsg returns with iRet %d\n", iRet); } /* now we are done, but potentially need to re-aquire the mutex */ |