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polybar/include/errors.hpp
2016-12-20 05:16:04 +01:00

35 lines
893 B
C++

#pragma once
#include <cerrno>
#include <cstring>
#include "common.hpp"
POLYBAR_NS
using std::strerror;
using std::exception;
using std::runtime_error;
class application_error : public runtime_error {
public:
explicit application_error(const string& message, int code = 0) : runtime_error(message), code(code) {}
virtual ~application_error() {}
int code{0};
};
class system_error : public application_error {
public:
explicit system_error() : application_error(strerror(errno), errno) {}
explicit system_error(const string& message)
: application_error(message + " (reason: " + strerror(errno) + ")", errno) {}
virtual ~system_error() {}
};
#define DEFINE_CHILD_ERROR(error, parent) \
class error : public parent { \
using parent::parent; \
}
#define DEFINE_ERROR(error) DEFINE_CHILD_ERROR(error, application_error)
POLYBAR_NS_END