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/* $Id: tstRTProcWait.cpp $ */
/** @file
* IPRT Testcase - RTProcWait.
*/
/*
* Copyright (C) 2006-2023 Oracle and/or its affiliates.
*
* This file is part of VirtualBox base platform packages, as
* available from https://www.virtualbox.org.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation, in version 3 of the
* License.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see <https://www.gnu.org/licenses>.
*
* The contents of this file may alternatively be used under the terms
* of the Common Development and Distribution License Version 1.0
* (CDDL), a copy of it is provided in the "COPYING.CDDL" file included
* in the VirtualBox 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.
*
* SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
*/
/*********************************************************************************************************************************
* 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);
}
static int DisplaySignalList(void)
{
for (int iSig = 0; iSig < 128; iSig++)
RTPrintf("%4d: %s\n", iSig, RTProcSignalName(iSig));
return 0;
}
int main(int argc, char **argv)
{
RTR3InitExe(argc, &argv, 0);
if (argc == 2 && !strcmp(argv[1], "child"))
return 42;
if (argc == 2 && !strcmp(argv[1], "signal-list"))
return DisplaySignalList();
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);
/*
* Check signal names while we're here (excuse: relevant to reporting wait results).
*/
for (int iSig = 0; iSig < 256; iSig++)
{
const char *pszSig = RTProcSignalName(iSig);
if (!RTStrStartsWith(pszSig, "SIG") || pszSig[3] == '\0')
{
RTPrintf("tstWait: error: RTProcSignalName(%d) -> '%s'\n", iSig, pszSig);
rc = -1;
}
}
return RT_SUCCESS(rc) ? 0 : 1;
}
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