uhd/host/lib/exception.cpp
Martin Braun c48c57073d uhd: Add narrow_cast and narrow
Reviewed-by: Ashish Chaudhari <ashish.chaudhari@ettus.com>
2018-01-12 13:18:03 -08:00

41 lines
2.1 KiB
C++

//
// Copyright 2011 Ettus Research LLC
//
// SPDX-License-Identifier: GPL-3.0
//
#include <uhd/exception.hpp>
#include <boost/functional/hash.hpp>
#include <boost/format.hpp>
using namespace uhd;
exception::exception(const std::string &what):
std::runtime_error(what){/* NOP */}
#define make_exception_impl(name, class, base) \
class::class(const std::string &what): \
base(str(boost::format("%s: %s") % name % what)){} \
unsigned class::code(void) const{return boost::hash<std::string>()(#class) & 0xfff;} \
class *class::dynamic_clone(void) const{return new class(*this);} \
void class::dynamic_throw(void) const{throw *this;}
make_exception_impl("AssertionError", assertion_error, exception)
make_exception_impl("LookupError", lookup_error, exception)
make_exception_impl("IndexError", index_error, lookup_error)
make_exception_impl("KeyError", key_error, lookup_error)
make_exception_impl("TypeError", type_error, exception)
make_exception_impl("ValueError", value_error, exception)
make_exception_impl("NarrowingError", narrowing_error, value_error)
make_exception_impl("RuntimeError", runtime_error, exception)
make_exception_impl("NotImplementedError", not_implemented_error, runtime_error)
make_exception_impl("EnvironmentError", environment_error, exception)
make_exception_impl("IOError", io_error, environment_error)
make_exception_impl("OSError", os_error, environment_error)
make_exception_impl("SystemError", system_error, exception)
make_exception_impl("SyntaxError", syntax_error, exception)
usb_error::usb_error(int code, const std::string &what):
runtime_error(str(boost::format("%s %d: %s") % "USBError" % code % what)), _code(code) {}
usb_error *usb_error::dynamic_clone(void) const{return new usb_error(*this);} \
void usb_error::dynamic_throw(void) const{throw *this;}