safe_main.hpp File Reference

#include <uhd/config.hpp>
#include <iostream>
#include <stdexcept>

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Macros
#define	UHD_SAFE_MAIN(_argc, _argv)

Macro Definition Documentation

UHD_SAFE_MAIN

#define UHD_SAFE_MAIN	(		_argc,
			_argv
	)

Value:

    _main(int, char* []);                                         \
    int main(int argc, char* argv[])                              \
    {                                                             \
        try {                                                     \
            return _main(argc, argv);                             \
        } catch (const std::exception& e) {                       \
            std::cerr << "Error: " << e.what() << std::endl;      \
        } catch (...) {                                           \
            std::cerr << "Error: unknown exception" << std::endl; \
        }                                                         \
        return ~0;                                                \
    }                                                             \
    int _main(_argc, _argv)

Defines a safe wrapper that places a catch-all around main. If an exception is thrown, it prints to stderr and returns. Usage: int UHD_SAFE_MAIN(int argc, char *argv[]){ main code here }

Parameters

_argc	the declaration for argc
_argv	the declaration for argv