42 lines
759 B
C
42 lines
759 B
C
/*
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* Test for pthread_join() returning return value from threads.
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*
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* Depends on API functions: pthread_create().
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*/
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#include "test.h"
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void *
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func(void * arg)
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{
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Sleep(1000);
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return arg;
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}
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int
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main(int argc, char * argv[])
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{
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pthread_t id[4];
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int i;
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void* result = (void*)-1;
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/* Create a few threads and then exit. */
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for (i = 0; i < 4; i++)
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{
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assert(pthread_create(&id[i], NULL, func, (void *)(size_t)i) == 0);
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}
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for (i = 0; i < 4; i++)
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{
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assert(pthread_join(id[i], &result) == 0);
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#if ! defined (__MINGW32__) || defined (__MSVCRT__)
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/* CRTDLL _beginthread doesn't support return value, so
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the assertion is guaranteed to fail. */
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assert((int)(size_t)result == i);
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#endif
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}
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/* Success. */
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return 0;
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}
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