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Added async read support to 'connection.poll()'.

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This commit is contained in:
Daniele Varrazzo 2010-04-03 22:27:22 +01:00
parent 1108172e4c
commit 6dd6bee217
1 changed files with 23 additions and 0 deletions
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23
psycopg/connection_int.c
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@ -696,6 +696,29 @@ conn_poll_green(connectionObject *self)
}
break;
case CONN_STATUS_READY:
case CONN_STATUS_BEGIN:
Dprintf("conn_poll: status = CONN_STATUS_READY/BEGIN");
switch (self->async_status) {
case ASYNC_READ:
if (0 == PQconsumeInput(self->pgconn)) {
PyErr_SetString(OperationalError, PQerrorMessage(self->pgconn));
res = PSYCO_POLL_ERROR;
}
if (PQisBusy(self->pgconn)) {
res = PSYCO_POLL_READ;
} else {
res = PSYCO_POLL_OK;
}
break;
default:
Dprintf("conn_poll: in unexpected async status: %d",
self->async_status);
res = PSYCO_POLL_ERROR;
}
break;
default:
Dprintf("conn_poll: in unexpected state");
res = PSYCO_POLL_ERROR;