Add PBD::ffs function
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35
libs/pbd/ffs.cc
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35
libs/pbd/ffs.cc
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/*
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Copyright (C) 2013 Tim Mayberry
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include "pbd/ffs.h"
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#include <strings.h>
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namespace PBD {
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int
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ffs (int x)
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{
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#if defined(WIN32) && defined(__GNUC__)
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return __builtin_ffs(x);
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#else
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return ffs(x);
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#endif
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}
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}
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27
libs/pbd/pbd/ffs.h
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27
libs/pbd/pbd/ffs.h
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/*
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Copyright (C) 2013 Tim Mayberry
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#ifndef __libpbd_ffs_h__
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#define __libpbd_ffs_h__
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namespace PBD {
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int ffs(int x);
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}
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#endif /* __libpbd_ffs_h__ */
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@ -45,6 +45,7 @@ libpbd_sources = [
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'enums.cc',
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'epa.cc',
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'error.cc',
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'ffs.cc',
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'file_manager.cc',
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'file_utils.cc',
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'fpu.cc',
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