IS_REMOVABLE - Check if a file path is on a removable drive

Not necessarily perfectly reliable at detection, but works for most cases.

Contents

inputs

Outputs

function [i, b] = is_removable(file, backend)
if nargin < 2
  backend = {'python', 'sys'};
else
  backend = cellstr(backend);
end

i = logical([]);

for j = 1:numel(backend)
  b = backend{j};
  switch b
    case 'python'
      if stdlib.matlabOlderThan('R2022a'), continue, end
      i = stdlib.python.is_removable(file);
    case 'sys'
      i = stdlib.sys.is_removable(file);
    otherwise
      error('stdlib:is_removable:ValueError', 'Unknown backend: %s', b)
  end

  if ~isempty(i)
    return
  end
end

end

%!assert (islogical(stdlib.is_removable('.')))

Published with MATLAB® R2025b