/usr/share/plplot_octave/plplot_stub.m is in octave-plplot 5.9.9-2ubuntu2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 | # Hand-crafted file to set up running swig-generated octave bindings for
# PLplot. So far it is extremely simple;
plplot_octave;
|