Karl Reichert wrote: > Hello all, > > I'm using RTnet 0.9.10 on Xenomai 2.4.3 and when I call rt_dev_send(), I get > an error (return value -1). > errno is not set, perror says "successfull".
According to RTDM docs, rt_dev&friends returns the error code directly, not in errno. Thus you see -EPERM -> the caller is likely not a Xenomai task. Jan
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