/usr/include/gecode/flatzinc/symboltable.hh is in libgecode-dev 4.4.0-5.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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/*
* Main authors:
* Guido Tack <tack@gecode.org>
*
* Copyright:
* Guido Tack, 2007
*
* Last modified:
* $Date: 2014-11-05 00:52:18 +0100 (Wed, 05 Nov 2014) $ by $Author: tack $
* $Revision: 14292 $
*
* This file is part of Gecode, the generic constraint
* development environment:
* http://www.gecode.org
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
*/
#ifndef __GECODE_FLATZINC_SYMBOLTABLE_HH__
#define __GECODE_FLATZINC_SYMBOLTABLE_HH__
#include <vector>
#ifdef GECODE_HAS_UNORDERED_MAP
#include <unordered_map>
#elif defined(GECODE_HAS_GNU_HASH_MAP)
#include <ext/hash_map>
#else
#include <map>
#endif
namespace Gecode { namespace FlatZinc {
/// Symbol table mapping identifiers (strings) to values
template<class Val>
class SymbolTable {
private:
#ifdef GECODE_HAS_UNORDERED_MAP
typedef std::unordered_map<std::string,Val> mymap;
#elif defined(GECODE_HAS_GNU_HASH_MAP)
class hashString {
public:
size_t operator ()(const std::string& x) const {
return __gnu_cxx::hash<const char*>()(x.c_str());
}
};
typedef __gnu_cxx::hash_map<std::string,Val,hashString> mymap;
#else
typedef std::map<std::string,Val> mymap;
#endif
mymap m;
public:
/// Insert \a val with \a key
bool put(const std::string& key, const Val& val);
/// Return whether \a key exists, and set \a val if it does exist
bool get(const std::string& key, Val& val) const;
};
template<class Val>
bool
SymbolTable<Val>::put(const std::string& key, const Val& val) {
typename mymap::const_iterator i = m.find(key);
bool fresh = (i == m.end());
m[key] = val;
return fresh;
}
template<class Val>
bool
SymbolTable<Val>::get(const std::string& key, Val& val) const {
typename mymap::const_iterator i = m.find(key);
if (i == m.end())
return false;
val = i->second;
return true;
}
}}
#endif
// STATISTICS: flatzinc-any
|