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Allow StateProtector to save pending files 

This is in preparation for saving state while the session is
record-arm'ed. Most notably config changes and undo/redo.

In case both normal and pending save happens, pending must be
last and is required to recover from crashes during recording.
This commit is contained in:
Robin Gareus 2020-01-30 04:12:19 +01:00
parent 998fadda57
commit 0d127813fb
Signed by: rgareus
GPG Key ID: A090BCE02CF57F04
2 changed files with 18 additions and 2 deletions
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6
libs/ardour/ardour/session.h
View File

@ -628,6 +628,10 @@ public:
_session->_save_queued = false;
_session->save_state ("");
}
while (_session->_save_queued_pending) {
_session->_save_queued_pending = false;
_session->save_state ("", true);
}
}
}
private:
@ -1413,6 +1417,8 @@ private:
friend class StateProtector;
gint _suspend_save; /* atomic */
volatile bool _save_queued;
volatile bool _save_queued_pending;
Glib::Threads::Mutex save_state_lock;
Glib::Threads::Mutex save_source_lock;
Glib::Threads::Mutex peak_cleanup_lock;

14
libs/ardour/session_state.cc
View File

@ -785,10 +785,20 @@ Session::save_state (string snapshot_name, bool pending, bool switch_to_snapshot
}
if (g_atomic_int_get(&_suspend_save)) {
_save_queued = true;
/* StateProtector cannot be used for templates or save-as */
assert (!template_only && !switch_to_snapshot && !for_archive && snapshot_name.empty ());
if (pending) {
_save_queued_pending = true;
} else {
_save_queued = true;
}
return 1;
}
_save_queued = false;
if (pending) {
_save_queued_pending = false;
} else {
_save_queued = false;
}
snapshot_t fork_state = NormalSave;
if (!snapshot_name.empty() && snapshot_name != _current_snapshot_name && !template_only && !pending && !for_archive) {