diff options
author | Paul Davis <paul@linuxaudiosystems.com> | 2010-02-15 16:25:46 +0000 |
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committer | Paul Davis <paul@linuxaudiosystems.com> | 2010-02-15 16:25:46 +0000 |
commit | cdcc4d3720d8168a158f6a5a5f23e9ce981bc68c (patch) | |
tree | 0c47b49f3e23fcd91386e10d0fccdb3c69b291e6 | |
parent | ab7f800fb4021948a8ad925e7dadf4f82252ac65 (diff) |
new file
git-svn-id: svn://localhost/ardour2/branches/3.0@6686 d708f5d6-7413-0410-9779-e7cbd77b26cf
-rw-r--r-- | libs/pbd/property.cc | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/libs/pbd/property.cc b/libs/pbd/property.cc new file mode 100644 index 0000000000..83bcf0fa2d --- /dev/null +++ b/libs/pbd/property.cc @@ -0,0 +1,45 @@ +/* + Copyright (C) 2010 Paul Davis + + 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, write to the Free Software + Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + +*/ + +#include "pbd/properties.h" +#include "pbd/error.h" + +#include "i18n.h" + +using namespace PBD; + +PropertyChange +new_change () +{ + static uint64_t change_bit = 1; + + /* catch out-of-range */ + if (!change_bit) { + fatal << _("programming error: ") + << "change_bit out of range in ARDOUR::new_change()" + << endmsg; + /*NOTREACHED*/ + } + + PropertyChange c = PropertyChange (change_bit); + change_bit <<= 1; // if it shifts too far, change_bit == 0 + + return c; +} + |