| 1 | /* $Id: tstRTProcWait.cpp 28800 2010-04-27 08:22:32Z vboxsync $ */
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| 2 | /** @file
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| 3 | * IPRT Testcase - RTProcWait.
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (C) 2006-2007 Oracle Corporation
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| 8 | *
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| 9 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 10 | * available from http://www.virtualbox.org. This file is free software;
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| 11 | * you can redistribute it and/or modify it under the terms of the GNU
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| 12 | * General Public License (GPL) as published by the Free Software
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| 13 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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| 14 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 15 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 16 | *
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| 17 | * The contents of this file may alternatively be used under the terms
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| 18 | * of the Common Development and Distribution License Version 1.0
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| 19 | * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
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| 20 | * VirtualBox OSE distribution, in which case the provisions of the
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| 21 | * CDDL are applicable instead of those of the GPL.
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| 22 | *
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| 23 | * You may elect to license modified versions of this file under the
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| 24 | * terms and conditions of either the GPL or the CDDL or both.
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| 25 | */
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| 26 |
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| 27 |
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| 28 | /*******************************************************************************
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| 29 | * Header Files *
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| 30 | *******************************************************************************/
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| 31 | #include <iprt/initterm.h>
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| 32 | #include <iprt/process.h>
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| 33 | #include <iprt/thread.h>
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| 34 | #include <iprt/stream.h>
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| 35 | #include <iprt/semaphore.h>
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| 36 | #include <iprt/env.h>
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| 37 | #include <iprt/err.h>
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| 38 | #include <iprt/string.h>
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| 39 |
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| 40 |
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| 41 |
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| 42 |
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| 43 | typedef struct SpawnerArgs
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| 44 | {
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| 45 | RTPROCESS Process;
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| 46 | const char *pszExe;
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| 47 | } SPAWNERARGS, *PSPAWNERARGS;
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| 48 |
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| 49 |
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| 50 | DECLCALLBACK(int) SpawnerThread(RTTHREAD Thread, void *pvUser)
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| 51 | {
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| 52 | PSPAWNERARGS pArgs = (PSPAWNERARGS)pvUser;
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| 53 | pArgs->Process = NIL_RTPROCESS;
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| 54 | const char *apszArgs[3] = { pArgs->pszExe, "child", NULL };
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| 55 | return RTProcCreate(apszArgs[0], apszArgs, RTENV_DEFAULT, 0, &pArgs->Process);
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| 56 | }
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| 57 |
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| 58 |
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| 59 | int main(int argc, char **argv)
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| 60 | {
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| 61 | RTR3Init();
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| 62 | if (argc == 2 && !strcmp(argv[1], "child"))
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| 63 | return 42;
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| 64 |
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| 65 | RTPrintf("tstRTWait: spawning a child in a separate thread and waits for it in the main thread...\n");
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| 66 | RTTHREAD Thread;
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| 67 | SPAWNERARGS Args = { NIL_RTPROCESS, argv[0] };
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| 68 | int rc = RTThreadCreate(&Thread, SpawnerThread, &Args, 0, RTTHREADTYPE_DEFAULT, RTTHREADFLAGS_WAITABLE, "SPAWNER");
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| 69 | if (RT_SUCCESS(rc))
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| 70 | {
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| 71 | /* Wait for it to complete. */
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| 72 | int rc2;
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| 73 | rc = RTThreadWait(Thread, RT_INDEFINITE_WAIT, &rc2);
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| 74 | if (RT_SUCCESS(rc))
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| 75 | rc = rc2;
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| 76 | if (RT_SUCCESS(rc))
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| 77 | {
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| 78 | /* wait for the process to complete */
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| 79 | RTPROCSTATUS Status;
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| 80 | rc = RTProcWait(Args.Process, 0, &Status);
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| 81 | if (RT_SUCCESS(rc))
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| 82 | {
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| 83 | if ( Status.enmReason == RTPROCEXITREASON_NORMAL
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| 84 | && Status.iStatus == 42)
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| 85 | RTPrintf("tstRTWait: Success!\n");
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| 86 | else
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| 87 | {
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| 88 | rc = VERR_GENERAL_FAILURE;
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| 89 | if (Status.enmReason != RTPROCEXITREASON_NORMAL)
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| 90 | RTPrintf("tstRTWait: Expected exit reason RTPROCEXITREASON_NORMAL, got %d.\n", Status.enmReason);
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| 91 | else
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| 92 | RTPrintf("tstRTWait: Expected exit status 42, got %d.\n", Status.iStatus);
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| 93 | }
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| 94 | }
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| 95 | else
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| 96 | RTPrintf("tstRTWait: RTProcWait failed with rc=%Rrc!\n", rc);
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| 97 | }
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| 98 | else
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| 99 | RTPrintf("tstRTWait: RTThreadWait or SpawnerThread failed with rc=%Rrc!\n", rc);
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| 100 | }
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| 101 | else
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| 102 | RTPrintf("tstRTWait: RTThreadCreate failed with rc=%Rrc!\n", rc);
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| 103 |
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| 104 | return RT_SUCCESS(rc) ? 0 : 1;
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| 105 | }
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