/* * Test for pthread_join(). * * Depends on API functions: pthread_create(), pthread_join(), pthread_exit(). */ #include "test.h" void * func(void * arg) { int i = (int) arg; Sleep(i * 500); pthread_exit(arg); /* Never reached. */ exit(1); } int main(int argc, char * argv[]) { pthread_t id[4]; int i; int result; /* Create a few threads and then exit. */ for (i = 0; i < 4; i++) { assert(pthread_create(&id[i], NULL, func, (void *) i) == 0); } /* Some threads will finish before they are joined, some after. */ Sleep(1000); for (i = 0; i < 4; i++) { assert(pthread_join(id[i], (void **) &result) == 0); #if ! defined (__MINGW32__) || defined (__MSVCRT__) assert(result == i); #else # warning pthread_join not fully supported in this configuration. assert(result == 0); #endif } /* Success. */ return 0; }