/usr/include/mircommon/mir/shared_library.h is in libmircommon-dev 0.26.3+16.04.20170605-0ubuntu1.1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 | /*
* Copyright © 2013 Canonical Ltd.
*
* This program is free software: you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License version 3,
* as published by the Free Software Foundation.
*
* 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* Authored by: Alan Griffiths <alan@octopull.co.uk>
*/
#ifndef MIR_SHARED_LIBRARY_H_
#define MIR_SHARED_LIBRARY_H_
#include <string>
namespace mir
{
class SharedLibrary
{
public:
explicit SharedLibrary(char const* library_name);
explicit SharedLibrary(std::string const& library_name);
~SharedLibrary() noexcept;
template<typename FunctionPtr>
FunctionPtr load_function(char const* function_name) const
{
FunctionPtr result{};
(void*&)result = load_symbol(function_name);
return result;
}
template<typename FunctionPtr>
FunctionPtr load_function(std::string const& function_name) const
{
return load_function<FunctionPtr>(function_name.c_str());
}
template<typename FunctionPtr>
FunctionPtr load_function(std::string const& function_name, std::string const& version) const
{
FunctionPtr result{};
(void*&)result = load_symbol(function_name.c_str(), version.c_str());
return result;
}
private:
void* const so;
void* load_symbol(char const* function_name) const;
void* load_symbol(char const* function_name, char const* version) const;
SharedLibrary(SharedLibrary const&) = delete;
SharedLibrary& operator=(SharedLibrary const&) = delete;
};
}
#endif /* MIR_SHARED_LIBRARY_H_ */
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