#undef G_DISABLE_ASSERT #undef G_LOG_DOMAIN #include <glib.h> /* Obviously we can't test that the operations are atomic, but we can * at least test, that they do, what they ought to do */ int main (int argc, char *argv[]) { gint i; gint atomic = -5; gpointer atomic_pointer = NULL; gpointer biggest_pointer = (gpointer)((gsize)atomic_pointer - 1); for (i = 0; i < 15; i++) g_atomic_int_inc (&atomic); g_assert (atomic == 10); for (i = 0; i < 9; i++) g_assert (!g_atomic_int_dec_and_test (&atomic)); g_assert (g_atomic_int_dec_and_test (&atomic)); g_assert (atomic == 0); g_assert (g_atomic_int_exchange_and_add (&atomic, 5) == 0); g_assert (atomic == 5); g_assert (g_atomic_int_exchange_and_add (&atomic, -10) == 5); g_assert (atomic == -5); g_atomic_int_add (&atomic, 20); g_assert (atomic == 15); g_atomic_int_add (&atomic, -35); g_assert (atomic == -20); g_assert (atomic == g_atomic_int_get (&atomic)); g_assert (g_atomic_int_compare_and_exchange (&atomic, -20, 20)); g_assert (atomic == 20); g_assert (!g_atomic_int_compare_and_exchange (&atomic, 42, 12)); g_assert (atomic == 20); g_assert (g_atomic_int_compare_and_exchange (&atomic, 20, G_MAXINT)); g_assert (atomic == G_MAXINT); g_assert (g_atomic_int_compare_and_exchange (&atomic, G_MAXINT, G_MININT)); g_assert (atomic == G_MININT); g_assert (g_atomic_pointer_compare_and_exchange (&atomic_pointer, NULL, biggest_pointer)); g_assert (atomic_pointer == biggest_pointer); g_assert (atomic_pointer == g_atomic_pointer_get (&atomic_pointer)); g_assert (g_atomic_pointer_compare_and_exchange (&atomic_pointer, biggest_pointer, NULL)); g_assert (atomic_pointer == NULL); return 0; }