/*

   This probe will fire when the perl script enters a subroutine.

 */

probe perl.sub.call = process("LIBRARY_PATH").mark("sub__entry")

{

  sub = user_string($arg1)

  filename = user_string($arg2)

  lineno = $arg3

  package = user_string($arg4)

}

/* 

   This probe will fire when the return from a subroutine has been 

   hit.  

 */

probe perl.sub.return = process("LIBRARY_PATH").mark("sub__return")

{

  sub = user_string($arg1)

  filename = user_string($arg2)

  lineno = $arg3

  package = user_string($arg4)

}

/* 

   This probe will fire when the Perl interperter changes state.

 */

probe perl.phase.change = process("LIBRARY_PATH").mark("phase__change")

{

  newphase = user_string($arg1)

  oldphase = user_string($arg2)

}