| Index: third_party/libc++/src/system_error.cpp
|
| ===================================================================
|
| --- third_party/libc++/src/system_error.cpp (revision 0)
|
| +++ third_party/libc++/src/system_error.cpp (revision 0)
|
| @@ -0,0 +1,205 @@
|
| +//===---------------------- system_error.cpp ------------------------------===//
|
| +//
|
| +// The LLVM Compiler Infrastructure
|
| +//
|
| +// This file is dual licensed under the MIT and the University of Illinois Open
|
| +// Source Licenses. See LICENSE.TXT for details.
|
| +//
|
| +//===----------------------------------------------------------------------===//
|
| +
|
| +#define _LIBCPP_BUILDING_SYSTEM_ERROR
|
| +#include "system_error"
|
| +#include "string"
|
| +#include "cstring"
|
| +
|
| +_LIBCPP_BEGIN_NAMESPACE_STD
|
| +
|
| +// class error_category
|
| +
|
| +error_category::error_category() _NOEXCEPT
|
| +{
|
| +}
|
| +
|
| +error_category::~error_category() _NOEXCEPT
|
| +{
|
| +}
|
| +
|
| +error_condition
|
| +error_category::default_error_condition(int ev) const _NOEXCEPT
|
| +{
|
| + return error_condition(ev, *this);
|
| +}
|
| +
|
| +bool
|
| +error_category::equivalent(int code, const error_condition& condition) const _NOEXCEPT
|
| +{
|
| + return default_error_condition(code) == condition;
|
| +}
|
| +
|
| +bool
|
| +error_category::equivalent(const error_code& code, int condition) const _NOEXCEPT
|
| +{
|
| + return *this == code.category() && code.value() == condition;
|
| +}
|
| +
|
| +string
|
| +__do_message::message(int ev) const
|
| +{
|
| + return string(strerror(ev));
|
| +}
|
| +
|
| +class _LIBCPP_HIDDEN __generic_error_category
|
| + : public __do_message
|
| +{
|
| +public:
|
| + virtual const char* name() const _NOEXCEPT;
|
| + virtual string message(int ev) const;
|
| +};
|
| +
|
| +const char*
|
| +__generic_error_category::name() const _NOEXCEPT
|
| +{
|
| + return "generic";
|
| +}
|
| +
|
| +string
|
| +__generic_error_category::message(int ev) const
|
| +{
|
| +#ifdef ELAST
|
| + if (ev > ELAST)
|
| + return string("unspecified generic_category error");
|
| +#endif // ELAST
|
| + return __do_message::message(ev);
|
| +}
|
| +
|
| +const error_category&
|
| +generic_category() _NOEXCEPT
|
| +{
|
| + static __generic_error_category s;
|
| + return s;
|
| +}
|
| +
|
| +class _LIBCPP_HIDDEN __system_error_category
|
| + : public __do_message
|
| +{
|
| +public:
|
| + virtual const char* name() const _NOEXCEPT;
|
| + virtual string message(int ev) const;
|
| + virtual error_condition default_error_condition(int ev) const _NOEXCEPT;
|
| +};
|
| +
|
| +const char*
|
| +__system_error_category::name() const _NOEXCEPT
|
| +{
|
| + return "system";
|
| +}
|
| +
|
| +string
|
| +__system_error_category::message(int ev) const
|
| +{
|
| +#ifdef ELAST
|
| + if (ev > ELAST)
|
| + return string("unspecified system_category error");
|
| +#endif // ELAST
|
| + return __do_message::message(ev);
|
| +}
|
| +
|
| +error_condition
|
| +__system_error_category::default_error_condition(int ev) const _NOEXCEPT
|
| +{
|
| +#ifdef ELAST
|
| + if (ev > ELAST)
|
| + return error_condition(ev, system_category());
|
| +#endif // ELAST
|
| + return error_condition(ev, generic_category());
|
| +}
|
| +
|
| +const error_category&
|
| +system_category() _NOEXCEPT
|
| +{
|
| + static __system_error_category s;
|
| + return s;
|
| +}
|
| +
|
| +// error_condition
|
| +
|
| +string
|
| +error_condition::message() const
|
| +{
|
| + return __cat_->message(__val_);
|
| +}
|
| +
|
| +// error_code
|
| +
|
| +string
|
| +error_code::message() const
|
| +{
|
| + return __cat_->message(__val_);
|
| +}
|
| +
|
| +// system_error
|
| +
|
| +string
|
| +system_error::__init(const error_code& ec, string what_arg)
|
| +{
|
| + if (ec)
|
| + {
|
| + if (!what_arg.empty())
|
| + what_arg += ": ";
|
| + what_arg += ec.message();
|
| + }
|
| + return _VSTD::move(what_arg);
|
| +}
|
| +
|
| +system_error::system_error(error_code ec, const string& what_arg)
|
| + : runtime_error(__init(ec, what_arg)),
|
| + __ec_(ec)
|
| +{
|
| +}
|
| +
|
| +system_error::system_error(error_code ec, const char* what_arg)
|
| + : runtime_error(__init(ec, what_arg)),
|
| + __ec_(ec)
|
| +{
|
| +}
|
| +
|
| +system_error::system_error(error_code ec)
|
| + : runtime_error(__init(ec, "")),
|
| + __ec_(ec)
|
| +{
|
| +}
|
| +
|
| +system_error::system_error(int ev, const error_category& ecat, const string& what_arg)
|
| + : runtime_error(__init(error_code(ev, ecat), what_arg)),
|
| + __ec_(error_code(ev, ecat))
|
| +{
|
| +}
|
| +
|
| +system_error::system_error(int ev, const error_category& ecat, const char* what_arg)
|
| + : runtime_error(__init(error_code(ev, ecat), what_arg)),
|
| + __ec_(error_code(ev, ecat))
|
| +{
|
| +}
|
| +
|
| +system_error::system_error(int ev, const error_category& ecat)
|
| + : runtime_error(__init(error_code(ev, ecat), "")),
|
| + __ec_(error_code(ev, ecat))
|
| +{
|
| +}
|
| +
|
| +system_error::~system_error() _NOEXCEPT
|
| +{
|
| +}
|
| +
|
| +void
|
| +__throw_system_error(int ev, const char* what_arg)
|
| +{
|
| +#ifndef _LIBCPP_NO_EXCEPTIONS
|
| + throw system_error(error_code(ev, system_category()), what_arg);
|
| +#else
|
| + (void)ev;
|
| + (void)what_arg;
|
| +#endif
|
| +}
|
| +
|
| +_LIBCPP_END_NAMESPACE_STD
|
|
|
| Property changes on: third_party/libc++/src/system_error.cpp
|
| ___________________________________________________________________
|
| Added: svn:eol-style
|
| + LF
|
|
|
|
|