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src
XrdCl
XrdClOptimizers.hh
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//------------------------------------------------------------------------------
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// Copyright (c) 2011-2012 by European Organization for Nuclear Research (CERN)
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// Author: Lukasz Janyst <ljanyst@cern.ch>
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//------------------------------------------------------------------------------
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// XRootD is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// XRootD 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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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with XRootD. If not, see <http://www.gnu.org/licenses/>.
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//------------------------------------------------------------------------------
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#ifndef __XRD_CL_OPTIMIZERS_HH__
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#define __XRD_CL_OPTIMIZERS_HH__
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#ifdef __GNUC__
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#define likely(x) __builtin_expect(!!(x), 1)
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#define unlikely(x) __builtin_expect(!!(x), 0)
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#else
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#define likely(x) x
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#define unlikely(x) x
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#endif
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#endif // __XRD_CL_OPTIMIZERS_HH__
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