/usr/share/plplot_octave/closeallfig.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 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 | ## Copyright (C) 1998-2003 Joao Cardoso.
##
## This program is free software; you can redistribute it and/or modify it
## under the terms of the GNU General Public License as published by the
## Free Software Foundation; either version 2 of the License, or (at your
## option) any later version.
##
## This program is distributed in the hope that it will be useful, but
## WITHOUT ANY WARRANTY; without even the implied warranty of
## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
## General Public License for more details.
##
## This file is part of plplot_octave.
## closeallfig()
##
## Close all plplot windows
function closeallfig
global __pl
if (!exist("__pl") || !struct_contains (__pl,"inited"))
return
endif
## another atexit bug!
## if rows() has not been used when closeallfig is called, an error occurs here
[nr, nc] = size(__pl.open);
for i=1:nr
if (__pl.open(i))
closefig(i-1);
endif
endfor
endfunction
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