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/* $Id: tstRTProcWait.cpp $ */
/** @file
* IPRT Testcase - RTProcWait.
*/
/*
* Copyright (C) 2006-2019 Oracle Corporation
*
* This file is part of VirtualBox Open Source Edition (OSE), as
* available from http://www.virtualbox.org. This file is free software;
* you can redistribute it and/or modify it under the terms of the GNU
* General Public License (GPL) as published by the Free Software
* Foundation, in version 2 as it comes in the "COPYING" file of the
* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
*
* The contents of this file may alternatively be used under the terms
* of the Common Development and Distribution License Version 1.0
* (CDDL) only, as it comes in the "COPYING.CDDL" file of the
* VirtualBox OSE distribution, in which case the provisions of the
* CDDL are applicable instead of those of the GPL.
*
* You may elect to license modified versions of this file under the
* terms and conditions of either the GPL or the CDDL or both.
*/
/*********************************************************************************************************************************
* Header Files *
*********************************************************************************************************************************/
#include <iprt/initterm.h>
#include <iprt/process.h>
#include <iprt/thread.h>
#include <iprt/stream.h>
#include <iprt/semaphore.h>
#include <iprt/env.h>
#include <iprt/errcore.h>
#include <iprt/string.h>
typedef struct SpawnerArgs
{
RTPROCESS Process;
const char *pszExe;
} SPAWNERARGS, *PSPAWNERARGS;
DECLCALLBACK(int) SpawnerThread(RTTHREAD Thread, void *pvUser)
{
RT_NOREF1(Thread);
PSPAWNERARGS pArgs = (PSPAWNERARGS)pvUser;
pArgs->Process = NIL_RTPROCESS;
const char *apszArgs[3] = { pArgs->pszExe, "child", NULL };
return RTProcCreate(apszArgs[0], apszArgs, RTENV_DEFAULT, 0, &pArgs->Process);
}
int main(int argc, char **argv)
{
RTR3InitExe(argc, &argv, 0);
if (argc == 2 && !strcmp(argv[1], "child"))
return 42;
RTPrintf("tstRTWait: spawning a child in a separate thread and waits for it in the main thread...\n");
RTTHREAD Thread;
SPAWNERARGS Args = { NIL_RTPROCESS, argv[0] };
int rc = RTThreadCreate(&Thread, SpawnerThread, &Args, 0, RTTHREADTYPE_DEFAULT, RTTHREADFLAGS_WAITABLE, "SPAWNER");
if (RT_SUCCESS(rc))
{
/* Wait for it to complete. */
int rc2;
rc = RTThreadWait(Thread, RT_INDEFINITE_WAIT, &rc2);
if (RT_SUCCESS(rc))
rc = rc2;
if (RT_SUCCESS(rc))
{
/* wait for the process to complete */
RTPROCSTATUS Status;
rc = RTProcWait(Args.Process, 0, &Status);
if (RT_SUCCESS(rc))
{
if ( Status.enmReason == RTPROCEXITREASON_NORMAL
&& Status.iStatus == 42)
RTPrintf("tstRTWait: Success!\n");
else
{
rc = VERR_GENERAL_FAILURE;
if (Status.enmReason != RTPROCEXITREASON_NORMAL)
RTPrintf("tstRTWait: Expected exit reason RTPROCEXITREASON_NORMAL, got %d.\n", Status.enmReason);
else
RTPrintf("tstRTWait: Expected exit status 42, got %d.\n", Status.iStatus);
}
}
else
RTPrintf("tstRTWait: RTProcWait failed with rc=%Rrc!\n", rc);
}
else
RTPrintf("tstRTWait: RTThreadWait or SpawnerThread failed with rc=%Rrc!\n", rc);
}
else
RTPrintf("tstRTWait: RTThreadCreate failed with rc=%Rrc!\n", rc);
return RT_SUCCESS(rc) ? 0 : 1;
}
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