safe_call.hpp File Reference

#include <uhd/config.hpp>
#include <uhd/exception.hpp>
#include <uhd/utils/log.hpp>

Go to the source code of this file.

Macros
#define	_UHD_SAFE_CALL_WARNING(code, what)
	helper macro for safe call to produce warnings More...
#define	UHD_SAFE_CALL(code)

Macro Definition Documentation

_UHD_SAFE_CALL_WARNING

#define _UHD_SAFE_CALL_WARNING	(		code,
			what
	)

Value:

UHD_LOGV(rarely) << \
    UHD_THROW_SITE_INFO("Exception caught in safe-call.") + #code + " -> " + what \
;

helper macro for safe call to produce warnings

UHD_SAFE_CALL

#define UHD_SAFE_CALL

(

code

)

Value:

try{code} \
    catch(const std::exception &e){ \
        _UHD_SAFE_CALL_WARNING(code, e.what()); \
    } \
    catch(...){ \
        _UHD_SAFE_CALL_WARNING(code, "unknown exception"); \
    }

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();)

Parameters

code	the block of code to call safely