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do not attempt to save undo history if it is empty, and do not do any part of history save if we're not going to write a new file

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This commit is contained in:
Paul Davis 2014-07-09 10:10:44 -04:00
parent a097b65db5
commit a0fdeed441
1 changed files with 5 additions and 4 deletions
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9
libs/ardour/session_state.cc
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@ -3135,6 +3135,11 @@ Session::save_history (string snapshot_name)
return 0;
}
if (!Config->get_save_history() || Config->get_saved_history_depth() < 0 ||
(_history.undo_depth() == 0 && _history.redo_depth() == 0)) {
return 0;
}
if (snapshot_name.empty()) {
snapshot_name = _current_snapshot_name;
}
@ -3151,10 +3156,6 @@ Session::save_history (string snapshot_name)
}
}
if (!Config->get_save_history() || Config->get_saved_history_depth() < 0) {
return 0;
}
tree.set_root (&_history.get_state (Config->get_saved_history_depth()));
if (!tree.write (xml_path))