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Normal snprintf() usually returns the number of bytes that would have been written into a buffer had the buffer been long enough. The scnprintf() variants return the actual number of bytes written, excluding the trailing '\0'. Signed-off-by: Daniel Kurtz <djkurtz@chromium.org> Reviewed-by: Peter Hutterer <peter.hutterer@who-t.net> Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
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