Files
QNX/lib/asyncmsg/asyncmsg_flush.c
2025-08-20 19:02:58 +08:00

47 lines
1.3 KiB
C

/*
* $QNXLicenseC:
* Copyright 2007, QNX Software Systems. All Rights Reserved.
*
* You must obtain a written license from and pay applicable license fees to QNX
* Software Systems before you may reproduce, modify or distribute this software,
* or any work that includes all or part of this software. Free development
* licenses are available for evaluation and non-commercial purposes. For more
* information visit http://licensing.qnx.com or email licensing@qnx.com.
*
* This file may contain contributions from others. Please review this entire
* file for other proprietary rights or license notices, as well as the QNX
* Development Suite License Guide at http://licensing.qnx.com/license-guide/
* for other information.
* $
*/
#include "asyncmsg_priv.h"
int asyncmsg_flush(int coid, int mode)
{
struct _asyncmsg_connect_context *acc;
struct _asyncmsg_connection_descriptor *acd;
int ret;
ret = MsgSendAsync(coid);
if (ret == -1 || mode == ASYNCMSG_FLUSH_NONBLOCK)
return ret;
if ((acc = _asyncmsg_handle(coid, _ASYNCMSG_HANDLE_LOOKUP, 0)) == NULL)
return -1;
acd = &acc->acd;
_mutex_lock(&acd->mu);
while (acd->num_curmsg) {
pthread_cond_wait(&acd->block_con, &acd->mu);
}
_mutex_unlock(&acd->mu);
return 0;
}
__SRCVERSION("asyncmsg_flush.c $Rev: 153052 $");