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[mono][tests] Fix deadlock in pinvoke detach test #88855

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Merged
merged 1 commit into from
Jul 13, 2023
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[mono][tests] Fix deadlock in pinvoke detach test #88855

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3 changes: 2 additions & 1 deletion src/tests/Interop/MonoAPI/Native/mono-embedding-api-test/mono-embedding-api-test.c
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Original file line number Diff line number Diff line change
Expand Up @@ -1069,13 +1069,14 @@ mono_test_attach_invoke_block_foreign_thread (const char *assm_name, const char
pthread_mutex_init (&nm->deadlock_mutex, NULL);

pthread_mutex_lock (&nm->deadlock_mutex); // lock the mutex and never unlock it.

pthread_mutex_lock (&nm->coord_mutex);
pthread_t t;
int res = pthread_create (&t, NULL, invoke_block_foreign_thread, (void*)nm);
assert (res == 0);
/* wait for the foreign thread to finish calling the runtime before
* detaching it and returning
*/
pthread_mutex_lock (&nm->coord_mutex);
pthread_cond_wait (&nm->coord_cond, &nm->coord_mutex);
pthread_mutex_unlock (&nm->coord_mutex);
pthread_detach (t);
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