python2/systemtap-example.stp
dmalcolm 3dde1c9650 - add a systemtap tapset defining "python.function.entry" and
"python.function.return" to make it easy to use the static probepoint
    within Python; add an example of using the tapset to the docs
2010-02-09 22:46:34 +00:00

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/*
Example usage of the Python systemtap tapset to show a nested view of all
Python function calls (and returns) across the whole system.
Run this using
stap systemtap-example.stp
to instrument all Python processes on the system, or (for example) using
stap systemtap-example.stp -c COMMAND
to instrument a specific program (implemented in Python)
*/
probe python.function.entry
{
printf("%s => %s in %s:%d\n", thread_indent(1), funcname, filename, lineno);
}
probe python.function.return
{
printf("%s <= %s in %s:%d\n", thread_indent(-1), funcname, filename, lineno);
}