changeset 3017:d7edf1442471

[project @ 1997-06-03 17:15:39 by jwe]
author jwe
date Tue, 03 Jun 1997 17:15:39 +0000
parents f512c16826d1
children 5708b8bb4f06
files scripts/miscellaneous/path.m
diffstat 1 files changed, 54 insertions(+), 0 deletions(-) [+]
line wrap: on
line diff
new file mode 100644
--- /dev/null
+++ b/scripts/miscellaneous/path.m
@@ -0,0 +1,54 @@
+## Copyright (C) 1997 John W. Eaton
+##
+## This file is part of Octave.
+##
+## Octave 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, or (at your option)
+## any later version.
+##
+## Octave 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.
+##
+## You should have received a copy of the GNU General Public License
+## along with Octave; see the file COPYING.  If not, write to the Free
+## Software Foundation, 59 Temple Place - Suite 330, Boston, MA
+## 02111-1307, USA.
+
+## usage: p = path (...)
+##
+## Modify or display Octave's LOADPATH.
+##
+## If nargin and nargout are 0, display the elements of Octave's
+## LOADPATH in an easy to read format.
+##
+## If nargin is zero and nargout is greater than zero, return the
+## current value of LOADPATH.
+##
+## If nargin is greater than zero, concatenate the arguments, separating
+## them with ":".  Set LOADPATH to the result and also return it.
+##
+## No checks are made for duplicate elements.
+
+## Author: jwe
+
+function p = path (...)
+
+  if (nargin == 0)
+    if (nargout == 0)
+      stdout << "\nLOADPATH contains the following directories:\n\n  ";
+      stdout << strrep (LOADPATH, ":", "\n  ") << "\n\n";
+    else    
+      p = LOADPATH;
+    endif
+  else
+    p = va_arg ();
+    for i = 2:nargin
+      p = sprintf ("%s:%s", p, va_arg ());
+    endfor
+    LOADPATH = p;
+  endif
+
+endfunction