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javaaddpath.m

## Copyright (C) 2007 Michael Goffioul
## Copyright (C) 2010 Martin Hepperle
##
## 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.
##
## You should have received a copy of the GNU General Public License
## along with this program; If not, see <http://www.gnu.org/licenses/>.

## -*- texinfo -*-
## @deftypefn {Function file} {} javaaddpath (@var{path})
##
## Adds @var{path} to the dynamic class path of the Java virtual
## machine. @var{path} can be either a directory where .class files
## can be found, or a .jar file containing Java classes.
##
## @end deftypefn
## @seealso{javaclasspath}

function javaaddpath (class_path)

  if (nargin != 1)
    print_usage ();
  else
    % MH 30-08-2010: added tilde_expand to allow for specification of user's home
    new_path = canonicalize_file_name (tilde_expand (class_path));
    if (exist (new_path, "dir"))
      if (! strcmp (new_path (end), filesep))
        new_path = [new_path, filesep];
      endif
    elseif (! exist (new_path, "file"))
      error ("invalid Java classpath: %s", class_path);
    endif
    success = java_invoke ("org.octave.ClassHelper", "addClassPath", new_path);
  endif 
   
endfunction

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