/usr/include/uhd/utils/safe_call.hpp is in libuhd-dev 3.5.5-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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// Copyright 2011 Ettus Research LLC
//
// 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 3 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, see <http://www.gnu.org/licenses/>.
//
#ifndef INCLUDED_UHD_UTILS_SAFE_CALL_HPP
#define INCLUDED_UHD_UTILS_SAFE_CALL_HPP
#include <uhd/config.hpp>
#include <uhd/exception.hpp>
#include <uhd/utils/log.hpp>
//! helper macro for safe call to produce warnings
#define _UHD_SAFE_CALL_WARNING(code, what) UHD_LOGV(rarely) << \
UHD_THROW_SITE_INFO("Exception caught in safe-call.") + #code + " -> " + what \
;
/*!
* A safe-call catches all exceptions thrown by code,
* and creates a verbose warning about the exception.
* Usage: UHD_SAFE_CALL(some_code_to_call();)
* \param code the block of code to call safely
*/
#define UHD_SAFE_CALL(code) \
try{code} \
catch(const std::exception &e){ \
_UHD_SAFE_CALL_WARNING(code, e.what()); \
} \
catch(...){ \
_UHD_SAFE_CALL_WARNING(code, "unknown exception"); \
}
#endif /* INCLUDED_UHD_UTILS_SAFE_CALL_HPP */
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