mirror of https://github.com/PCSX2/pcsx2.git
264 lines
6.0 KiB
C
264 lines
6.0 KiB
C
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/*
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* File: exception1.c
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*
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*
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* --------------------------------------------------------------------------
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*
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* Pthreads-win32 - POSIX Threads Library for Win32
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* Copyright(C) 1998 John E. Bossom
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* Copyright(C) 1999,2005 Pthreads-win32 contributors
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*
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* Contact Email: rpj@callisto.canberra.edu.au
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*
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* The current list of contributors is contained
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* in the file CONTRIBUTORS included with the source
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* code distribution. The list can also be seen at the
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* following World Wide Web location:
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* http://sources.redhat.com/pthreads-win32/contributors.html
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library in the file COPYING.LIB;
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* if not, write to the Free Software Foundation, Inc.,
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* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
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*
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* --------------------------------------------------------------------------
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*
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* Test Synopsis: Test passing of exceptions back to the application.
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*
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* Test Method (Validation or Falsification):
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* -
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*
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* Requirements Tested:
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* -
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*
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* Features Tested:
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* -
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*
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* Cases Tested:
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* -
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*
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* Description:
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* -
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*
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* Environment:
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* -
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*
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* Input:
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* - None.
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*
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* Output:
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* - File name, Line number, and failed expression on failure.
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* - No output on success.
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*
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* Assumptions:
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* - have working pthread_create, pthread_self, pthread_mutex_lock/unlock
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* pthread_testcancel, pthread_cancel, pthread_join
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*
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* Pass Criteria:
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* - Process returns zero exit status.
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*
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* Fail Criteria:
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* - Process returns non-zero exit status.
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*/
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#if defined(_MSC_VER) || defined(__cplusplus)
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#include "test.h"
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/*
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* Create NUMTHREADS threads in addition to the Main thread.
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*/
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enum {
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NUMTHREADS = 4
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};
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void *
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exceptionedThread(void * arg)
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{
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int dummy = 0;
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void* result = (void*)((int)(size_t)PTHREAD_CANCELED + 1);
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/* Set to async cancelable */
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assert(pthread_setcancelstate(PTHREAD_CANCEL_ENABLE, NULL) == 0);
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assert(pthread_setcanceltype(PTHREAD_CANCEL_ASYNCHRONOUS, NULL) == 0);
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Sleep(100);
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#if defined(_MSC_VER) && !defined(__cplusplus)
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__try
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{
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int zero = (int) (size_t)arg; /* Passed in from arg to avoid compiler error */
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int one = 1;
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/*
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* The deliberate exception condition (zero divide) is
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* in an "if" to avoid being optimised out.
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*/
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if (dummy == one/zero)
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Sleep(0);
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}
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__except (EXCEPTION_EXECUTE_HANDLER)
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{
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/* Should get into here. */
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result = (void*)((int)(size_t)PTHREAD_CANCELED + 2);
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}
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#elif defined(__cplusplus)
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try
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{
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/*
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* I had a zero divide exception here but it
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* wasn't being caught by the catch(...)
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* below under Mingw32. That could be a problem.
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*/
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throw dummy;
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}
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#if defined(PtW32CatchAll)
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PtW32CatchAll
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#else
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catch (...)
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#endif
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{
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/* Should get into here. */
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result = (void*)((int)(size_t)PTHREAD_CANCELED + 2);
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}
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#endif
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return (void *) (size_t)result;
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}
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void *
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canceledThread(void * arg)
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{
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void* result = (void*)((int)(size_t)PTHREAD_CANCELED + 1);
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int count;
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/* Set to async cancelable */
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assert(pthread_setcancelstate(PTHREAD_CANCEL_ENABLE, NULL) == 0);
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assert(pthread_setcanceltype(PTHREAD_CANCEL_ASYNCHRONOUS, NULL) == 0);
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#if defined(_MSC_VER) && !defined(__cplusplus)
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__try
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{
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/*
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* We wait up to 10 seconds, waking every 0.1 seconds,
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* for a cancelation to be applied to us.
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*/
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for (count = 0; count < 100; count++)
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Sleep(100);
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}
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__except (EXCEPTION_EXECUTE_HANDLER)
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{
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/* Should NOT get into here. */
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result = (void*)((int)(size_t)PTHREAD_CANCELED + 2);
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}
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#elif defined(__cplusplus)
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try
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{
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/*
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* We wait up to 10 seconds, waking every 0.1 seconds,
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* for a cancelation to be applied to us.
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*/
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for (count = 0; count < 100; count++)
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Sleep(100);
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}
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#if defined(PtW32CatchAll)
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PtW32CatchAll
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#else
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catch (...)
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#endif
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{
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/* Should NOT get into here. */
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result = (void*)((int)(size_t)PTHREAD_CANCELED + 2);
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}
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#endif
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return (void *) (size_t)result;
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}
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int
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main()
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{
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int failed = 0;
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int i;
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pthread_t mt;
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pthread_t et[NUMTHREADS];
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pthread_t ct[NUMTHREADS];
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assert((mt = pthread_self()).p != NULL);
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for (i = 0; i < NUMTHREADS; i++)
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{
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assert(pthread_create(&et[i], NULL, exceptionedThread, (void *) 0) == 0);
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assert(pthread_create(&ct[i], NULL, canceledThread, NULL) == 0);
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}
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/*
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* Code to control or munipulate child threads should probably go here.
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*/
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Sleep(1000);
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for (i = 0; i < NUMTHREADS; i++)
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{
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assert(pthread_cancel(ct[i]) == 0);
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}
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/*
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* Give threads time to run.
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*/
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Sleep(NUMTHREADS * 1000);
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/*
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* Check any results here. Set "failed" and only print output on failure.
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*/
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failed = 0;
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for (i = 0; i < NUMTHREADS; i++)
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{
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int fail = 0;
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void* result = (void*)0;
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/* Canceled thread */
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assert(pthread_join(ct[i], &result) == 0);
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assert(!(fail = (result != PTHREAD_CANCELED)));
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failed = (failed || fail);
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/* Exceptioned thread */
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assert(pthread_join(et[i], &result) == 0);
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assert(!(fail = (result != (void*)((int)(size_t)PTHREAD_CANCELED + 2))));
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failed = (failed || fail);
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}
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assert(!failed);
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/*
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* Success.
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*/
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return 0;
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}
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#else /* defined(_MSC_VER) || defined(__cplusplus) */
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#include <stdio.h>
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int
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main()
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{
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fprintf(stderr, "Test N/A for this compiler environment.\n");
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return 0;
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}
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#endif /* defined(_MSC_VER) || defined(__cplusplus) */
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