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2016 Jul 13
2
Nested tracing with custom callback
Hi all, I would like to install a trace function that gets executed whenever *any* R function is called. In Python, for example, this functionality is provided by the `sys.settrace` function. I am not aware of any public interface, at the R or C level, that can accomplish this. The `trace` function is inadequate because it does not support nested functions. The `Rprof` function provides only