Last change
on this file since 508cff0 was
c26bea2a,
checked in by Peter A. Buhr <pabuhr@…>, 18 months ago
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first attempt at renaming directory tests/concurrent to tests/concurrency to harmonize with other concurrency directory names
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-
Property mode set to
100644
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File size:
877 bytes
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Rev | Line | |
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[20be782] | 1 | #include <fstream.hfa> |
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| 2 | #include <thread.hfa> |
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[428adbc] | 3 | /* test pthread create/join/exit */ |
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| 4 | |
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[20be782] | 5 | int arr[20]; |
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| 6 | |
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| 7 | void* fetch(void* idx){ |
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| 8 | int res = arr[(uint64_t)idx]; |
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| 9 | pthread_exit((void*)res); |
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| 10 | sout | "it should not be here"; |
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| 11 | exit(1); |
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| 12 | //return (void*)res; |
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| 13 | } |
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| 14 | |
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| 15 | void arr_init(){ |
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| 16 | for (int i = 0; i < 20; i++){ |
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| 17 | arr[i] = i; |
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| 18 | } |
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| 19 | } |
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| 20 | |
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| 21 | int main(int argc, char const *argv[]) |
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| 22 | { |
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| 23 | pthread_t threads[20]; |
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| 24 | arr_init(); |
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| 25 | int status; |
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| 26 | for (int i = 0; i < 20; i++){ |
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| 27 | status = pthread_create(&threads[i], NULL, fetch, (void*)i); |
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| 28 | if (status != 0) exit(1); |
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| 29 | } |
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| 30 | int res = 0; |
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| 31 | for (int i = 0; i < 20; i++){ |
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| 32 | void* _res = NULL; |
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| 33 | status = pthread_join(threads[i], &_res); |
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| 34 | if (status != 0) exit(2); |
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| 35 | if (((uint64_t)_res) != i) exit(3); |
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| 36 | res += (uint64_t)_res; |
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| 37 | } |
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| 38 | sout | "final res is" | res; |
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| 39 | |
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| 40 | return 0; |
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| 41 | } |
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