xpcom/tests/unit/head_xpcom.js


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function get_test_program(prog)
{
  var progPath = do_get_cwd();
  progPath.append(prog);
  progPath.leafName = progPath.leafName + mozinfo.bin_suffix;
  return progPath;
}

function set_process_running_environment()
{
  var envSvc = Components.classes["@mozilla.org/process/environment;1"].
    getService(Components.interfaces.nsIEnvironment);
  var dirSvc = Components.classes["@mozilla.org/file/directory_service;1"].
    getService(Components.interfaces.nsIProperties);
  var greBinDir = dirSvc.get("GreBinD", Components.interfaces.nsIFile);
  envSvc.set("DYLD_LIBRARY_PATH", greBinDir.path);
  // For Linux
  envSvc.set("LD_LIBRARY_PATH", greBinDir.path);
  //XXX: handle windows
}