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//
// Copyright 2015 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/>.
//
#include <uhd/error.h>
#include <uhd/exception.hpp>
#include <uhd/utils/static.hpp>
#include <boost/thread/mutex.hpp>
#include <cstring>
#define MAP_TO_ERROR(exception_type, error_type) \
if (dynamic_cast<const uhd::exception_type*>(e)) return error_type;
uhd_error error_from_uhd_exception(const uhd::exception* e){
MAP_TO_ERROR(index_error, UHD_ERROR_INDEX)
MAP_TO_ERROR(key_error, UHD_ERROR_KEY)
MAP_TO_ERROR(not_implemented_error, UHD_ERROR_NOT_IMPLEMENTED)
MAP_TO_ERROR(usb_error, UHD_ERROR_USB)
MAP_TO_ERROR(io_error, UHD_ERROR_IO)
MAP_TO_ERROR(os_error, UHD_ERROR_OS)
MAP_TO_ERROR(assertion_error, UHD_ERROR_ASSERTION)
MAP_TO_ERROR(lookup_error, UHD_ERROR_LOOKUP)
MAP_TO_ERROR(type_error, UHD_ERROR_TYPE)
MAP_TO_ERROR(value_error, UHD_ERROR_VALUE)
MAP_TO_ERROR(runtime_error, UHD_ERROR_RUNTIME)
MAP_TO_ERROR(environment_error, UHD_ERROR_ENVIRONMENT)
MAP_TO_ERROR(system_error, UHD_ERROR_SYSTEM)
return UHD_ERROR_EXCEPT;
}
// Store the error string in a single place in library
// Note: Don't call _c_global_error_string() directly, it needs to be locked
// for thread-safety. Use set_c_global_error_string() and
// get_c_global_error_string() instead.
UHD_SINGLETON_FCN(std::string, _c_global_error_string)
static boost::mutex _error_c_mutex;
std::string get_c_global_error_string(){
boost::mutex::scoped_lock lock(_error_c_mutex);
return _c_global_error_string();
}
void set_c_global_error_string(
const std::string &msg
){
boost::mutex::scoped_lock lock(_error_c_mutex);
_c_global_error_string() = msg;
}
uhd_error uhd_get_last_error(
char* error_out,
size_t strbuffer_len
){
try{
auto error_str = get_c_global_error_string();
memset(error_out, '\0', strbuffer_len);
strncpy(error_out, error_str.c_str(), strbuffer_len);
}
catch(...){
return UHD_ERROR_UNKNOWN;
}
return UHD_ERROR_NONE;
}
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