The signal can't be missed as long as cond_signal($c) and the cond_wait($c) while !desired_condition(); are only called when you have the lock. That's why it works for your code. That's why it works for my code. There's a bug in your OS (or emulation) otherwise.

(Stopped test after it produced 6,951,816 lines and 110,673,920 bytes of output)

In reply to Re^8: Threads sharing global variable (disingenous) by ikegami
in thread Threads sharing global variable by Anonymous Monk

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