| //===---------------------------- system_error ------------------*- C++ -*-===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // This was lifted from libc++ and modified for C++03. This is called |
| // system_error even though it does not define that class because that's what |
| // it's called in C++0x. We don't define system_error because it is only used |
| // for exception handling, which we don't use in LLVM. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef LLVM_SYSTEM_SYSTEM_ERROR_H |
| #define LLVM_SYSTEM_SYSTEM_ERROR_H |
| |
| /* |
| system_error synopsis |
| |
| namespace std |
| { |
| |
| class error_category |
| { |
| public: |
| virtual ~error_category(); |
| |
| error_category(const error_category&) = delete; |
| error_category& operator=(const error_category&) = delete; |
| |
| virtual const char* name() const = 0; |
| virtual error_condition default_error_condition(int ev) const; |
| virtual bool equivalent(int code, const error_condition& condition) const; |
| virtual bool equivalent(const error_code& code, int condition) const; |
| virtual std::string message(int ev) const = 0; |
| |
| bool operator==(const error_category& rhs) const; |
| bool operator!=(const error_category& rhs) const; |
| bool operator<(const error_category& rhs) const; |
| }; |
| |
| const error_category& generic_category(); |
| const error_category& system_category(); |
| |
| template <class T> struct is_error_code_enum |
| : public false_type {}; |
| |
| template <class T> struct is_error_condition_enum |
| : public false_type {}; |
| |
| class error_code |
| { |
| public: |
| // constructors: |
| error_code(); |
| error_code(int val, const error_category& cat); |
| template <class ErrorCodeEnum> |
| error_code(ErrorCodeEnum e); |
| |
| // modifiers: |
| void assign(int val, const error_category& cat); |
| template <class ErrorCodeEnum> |
| error_code& operator=(ErrorCodeEnum e); |
| void clear(); |
| |
| // observers: |
| int value() const; |
| const error_category& category() const; |
| error_condition default_error_condition() const; |
| std::string message() const; |
| explicit operator bool() const; |
| }; |
| |
| // non-member functions: |
| bool operator<(const error_code& lhs, const error_code& rhs); |
| template <class charT, class traits> |
| basic_ostream<charT,traits>& |
| operator<<(basic_ostream<charT,traits>& os, const error_code& ec); |
| |
| class error_condition |
| { |
| public: |
| // constructors: |
| error_condition(); |
| error_condition(int val, const error_category& cat); |
| template <class ErrorConditionEnum> |
| error_condition(ErrorConditionEnum e); |
| |
| // modifiers: |
| void assign(int val, const error_category& cat); |
| template <class ErrorConditionEnum> |
| error_condition& operator=(ErrorConditionEnum e); |
| void clear(); |
| |
| // observers: |
| int value() const; |
| const error_category& category() const; |
| std::string message() const; |
| explicit operator bool() const; |
| }; |
| |
| bool operator<(const error_condition& lhs, const error_condition& rhs); |
| |
| class system_error |
| : public runtime_error |
| { |
| public: |
| system_error(error_code ec, const std::string& what_arg); |
| system_error(error_code ec, const char* what_arg); |
| system_error(error_code ec); |
| system_error(int ev, const error_category& ecat, const std::string& what_arg); |
| system_error(int ev, const error_category& ecat, const char* what_arg); |
| system_error(int ev, const error_category& ecat); |
| |
| const error_code& code() const throw(); |
| const char* what() const throw(); |
| }; |
| |
| enum class errc |
| { |
| address_family_not_supported, // EAFNOSUPPORT |
| address_in_use, // EADDRINUSE |
| address_not_available, // EADDRNOTAVAIL |
| already_connected, // EISCONN |
| argument_list_too_long, // E2BIG |
| argument_out_of_domain, // EDOM |
| bad_address, // EFAULT |
| bad_file_descriptor, // EBADF |
| bad_message, // EBADMSG |
| broken_pipe, // EPIPE |
| connection_aborted, // ECONNABORTED |
| connection_already_in_progress, // EALREADY |
| connection_refused, // ECONNREFUSED |
| connection_reset, // ECONNRESET |
| cross_device_link, // EXDEV |
| destination_address_required, // EDESTADDRREQ |
| device_or_resource_busy, // EBUSY |
| directory_not_empty, // ENOTEMPTY |
| executable_format_error, // ENOEXEC |
| file_exists, // EEXIST |
| file_too_large, // EFBIG |
| filename_too_long, // ENAMETOOLONG |
| function_not_supported, // ENOSYS |
| host_unreachable, // EHOSTUNREACH |
| identifier_removed, // EIDRM |
| illegal_byte_sequence, // EILSEQ |
| inappropriate_io_control_operation, // ENOTTY |
| interrupted, // EINTR |
| invalid_argument, // EINVAL |
| invalid_seek, // ESPIPE |
| io_error, // EIO |
| is_a_directory, // EISDIR |
| message_size, // EMSGSIZE |
| network_down, // ENETDOWN |
| network_reset, // ENETRESET |
| network_unreachable, // ENETUNREACH |
| no_buffer_space, // ENOBUFS |
| no_child_process, // ECHILD |
| no_link, // ENOLINK |
| no_lock_available, // ENOLCK |
| no_message_available, // ENODATA |
| no_message, // ENOMSG |
| no_protocol_option, // ENOPROTOOPT |
| no_space_on_device, // ENOSPC |
| no_stream_resources, // ENOSR |
| no_such_device_or_address, // ENXIO |
| no_such_device, // ENODEV |
| no_such_file_or_directory, // ENOENT |
| no_such_process, // ESRCH |
| not_a_directory, // ENOTDIR |
| not_a_socket, // ENOTSOCK |
| not_a_stream, // ENOSTR |
| not_connected, // ENOTCONN |
| not_enough_memory, // ENOMEM |
| not_supported, // ENOTSUP |
| operation_canceled, // ECANCELED |
| operation_in_progress, // EINPROGRESS |
| operation_not_permitted, // EPERM |
| operation_not_supported, // EOPNOTSUPP |
| operation_would_block, // EWOULDBLOCK |
| owner_dead, // EOWNERDEAD |
| permission_denied, // EACCES |
| protocol_error, // EPROTO |
| protocol_not_supported, // EPROTONOSUPPORT |
| read_only_file_system, // EROFS |
| resource_deadlock_would_occur, // EDEADLK |
| resource_unavailable_try_again, // EAGAIN |
| result_out_of_range, // ERANGE |
| state_not_recoverable, // ENOTRECOVERABLE |
| stream_timeout, // ETIME |
| text_file_busy, // ETXTBSY |
| timed_out, // ETIMEDOUT |
| too_many_files_open_in_system, // ENFILE |
| too_many_files_open, // EMFILE |
| too_many_links, // EMLINK |
| too_many_symbolic_link_levels, // ELOOP |
| value_too_large, // EOVERFLOW |
| wrong_protocol_type // EPROTOTYPE |
| }; |
| |
| template <> struct is_error_condition_enum<errc> : true_type { } |
| |
| error_code make_error_code(errc e); |
| error_condition make_error_condition(errc e); |
| |
| // Comparison operators: |
| bool operator==(const error_code& lhs, const error_code& rhs); |
| bool operator==(const error_code& lhs, const error_condition& rhs); |
| bool operator==(const error_condition& lhs, const error_code& rhs); |
| bool operator==(const error_condition& lhs, const error_condition& rhs); |
| bool operator!=(const error_code& lhs, const error_code& rhs); |
| bool operator!=(const error_code& lhs, const error_condition& rhs); |
| bool operator!=(const error_condition& lhs, const error_code& rhs); |
| bool operator!=(const error_condition& lhs, const error_condition& rhs); |
| |
| template <> struct hash<std::error_code>; |
| |
| } // std |
| |
| */ |
| |
| #include "llvm/Config/llvm-config.h" |
| #include "llvm/Support/type_traits.h" |
| #include <cerrno> |
| #include <string> |
| |
| // This must be here instead of a .inc file because it is used in the definition |
| // of the enum values below. |
| #ifdef LLVM_ON_WIN32 |
| |
| // The following numbers were taken from VS2010. |
| # ifndef EAFNOSUPPORT |
| # define EAFNOSUPPORT 102 |
| # endif |
| # ifndef EADDRINUSE |
| # define EADDRINUSE 100 |
| # endif |
| # ifndef EADDRNOTAVAIL |
| # define EADDRNOTAVAIL 101 |
| # endif |
| # ifndef EISCONN |
| # define EISCONN 113 |
| # endif |
| # ifndef E2BIG |
| # define E2BIG 7 |
| # endif |
| # ifndef EDOM |
| # define EDOM 33 |
| # endif |
| # ifndef EFAULT |
| # define EFAULT 14 |
| # endif |
| # ifndef EBADF |
| # define EBADF 9 |
| # endif |
| # ifndef EBADMSG |
| # define EBADMSG 104 |
| # endif |
| # ifndef EPIPE |
| # define EPIPE 32 |
| # endif |
| # ifndef ECONNABORTED |
| # define ECONNABORTED 106 |
| # endif |
| # ifndef EALREADY |
| # define EALREADY 103 |
| # endif |
| # ifndef ECONNREFUSED |
| # define ECONNREFUSED 107 |
| # endif |
| # ifndef ECONNRESET |
| # define ECONNRESET 108 |
| # endif |
| # ifndef EXDEV |
| # define EXDEV 18 |
| # endif |
| # ifndef EDESTADDRREQ |
| # define EDESTADDRREQ 109 |
| # endif |
| # ifndef EBUSY |
| # define EBUSY 16 |
| # endif |
| # ifndef ENOTEMPTY |
| # define ENOTEMPTY 41 |
| # endif |
| # ifndef ENOEXEC |
| # define ENOEXEC 8 |
| # endif |
| # ifndef EEXIST |
| # define EEXIST 17 |
| # endif |
| # ifndef EFBIG |
| # define EFBIG 27 |
| # endif |
| # ifndef ENAMETOOLONG |
| # define ENAMETOOLONG 38 |
| # endif |
| # ifndef ENOSYS |
| # define ENOSYS 40 |
| # endif |
| # ifndef EHOSTUNREACH |
| # define EHOSTUNREACH 110 |
| # endif |
| # ifndef EIDRM |
| # define EIDRM 111 |
| # endif |
| # ifndef EILSEQ |
| # define EILSEQ 42 |
| # endif |
| # ifndef ENOTTY |
| # define ENOTTY 25 |
| # endif |
| # ifndef EINTR |
| # define EINTR 4 |
| # endif |
| # ifndef EINVAL |
| # define EINVAL 22 |
| # endif |
| # ifndef ESPIPE |
| # define ESPIPE 29 |
| # endif |
| # ifndef EIO |
| # define EIO 5 |
| # endif |
| # ifndef EISDIR |
| # define EISDIR 21 |
| # endif |
| # ifndef EMSGSIZE |
| # define EMSGSIZE 115 |
| # endif |
| # ifndef ENETDOWN |
| # define ENETDOWN 116 |
| # endif |
| # ifndef ENETRESET |
| # define ENETRESET 117 |
| # endif |
| # ifndef ENETUNREACH |
| # define ENETUNREACH 118 |
| # endif |
| # ifndef ENOBUFS |
| # define ENOBUFS 119 |
| # endif |
| # ifndef ECHILD |
| # define ECHILD 10 |
| # endif |
| # ifndef ENOLINK |
| # define ENOLINK 121 |
| # endif |
| # ifndef ENOLCK |
| # define ENOLCK 39 |
| # endif |
| # ifndef ENODATA |
| # define ENODATA 120 |
| # endif |
| # ifndef ENOMSG |
| # define ENOMSG 122 |
| # endif |
| # ifndef ENOPROTOOPT |
| # define ENOPROTOOPT 123 |
| # endif |
| # ifndef ENOSPC |
| # define ENOSPC 28 |
| # endif |
| # ifndef ENOSR |
| # define ENOSR 124 |
| # endif |
| # ifndef ENXIO |
| # define ENXIO 6 |
| # endif |
| # ifndef ENODEV |
| # define ENODEV 19 |
| # endif |
| # ifndef ENOENT |
| # define ENOENT 2 |
| # endif |
| # ifndef ESRCH |
| # define ESRCH 3 |
| # endif |
| # ifndef ENOTDIR |
| # define ENOTDIR 20 |
| # endif |
| # ifndef ENOTSOCK |
| # define ENOTSOCK 128 |
| # endif |
| # ifndef ENOSTR |
| # define ENOSTR 125 |
| # endif |
| # ifndef ENOTCONN |
| # define ENOTCONN 126 |
| # endif |
| # ifndef ENOMEM |
| # define ENOMEM 12 |
| # endif |
| # ifndef ENOTSUP |
| # define ENOTSUP 129 |
| # endif |
| # ifndef ECANCELED |
| # define ECANCELED 105 |
| # endif |
| # ifndef EINPROGRESS |
| # define EINPROGRESS 112 |
| # endif |
| # ifndef EPERM |
| # define EPERM 1 |
| # endif |
| # ifndef EOPNOTSUPP |
| # define EOPNOTSUPP 130 |
| # endif |
| # ifndef EWOULDBLOCK |
| # define EWOULDBLOCK 140 |
| # endif |
| # ifndef EOWNERDEAD |
| # define EOWNERDEAD 133 |
| # endif |
| # ifndef EACCES |
| # define EACCES 13 |
| # endif |
| # ifndef EPROTO |
| # define EPROTO 134 |
| # endif |
| # ifndef EPROTONOSUPPORT |
| # define EPROTONOSUPPORT 135 |
| # endif |
| # ifndef EROFS |
| # define EROFS 30 |
| # endif |
| # ifndef EDEADLK |
| # define EDEADLK 36 |
| # endif |
| # ifndef EAGAIN |
| # define EAGAIN 11 |
| # endif |
| # ifndef ERANGE |
| # define ERANGE 34 |
| # endif |
| # ifndef ENOTRECOVERABLE |
| # define ENOTRECOVERABLE 127 |
| # endif |
| # ifndef ETIME |
| # define ETIME 137 |
| # endif |
| # ifndef ETXTBSY |
| # define ETXTBSY 139 |
| # endif |
| # ifndef ETIMEDOUT |
| # define ETIMEDOUT 138 |
| # endif |
| # ifndef ENFILE |
| # define ENFILE 23 |
| # endif |
| # ifndef EMFILE |
| # define EMFILE 24 |
| # endif |
| # ifndef EMLINK |
| # define EMLINK 31 |
| # endif |
| # ifndef ELOOP |
| # define ELOOP 114 |
| # endif |
| # ifndef EOVERFLOW |
| # define EOVERFLOW 132 |
| # endif |
| # ifndef EPROTOTYPE |
| # define EPROTOTYPE 136 |
| # endif |
| #endif |
| |
| namespace llvm { |
| |
| template <class T, T v> |
| struct integral_constant { |
| typedef T value_type; |
| static const value_type value = v; |
| typedef integral_constant<T,v> type; |
| operator value_type() { return value; } |
| }; |
| |
| typedef integral_constant<bool, true> true_type; |
| typedef integral_constant<bool, false> false_type; |
| |
| // is_error_code_enum |
| |
| template <class Tp> struct is_error_code_enum : public false_type {}; |
| |
| // is_error_condition_enum |
| |
| template <class Tp> struct is_error_condition_enum : public false_type {}; |
| |
| // Some error codes are not present on all platforms, so we provide equivalents |
| // for them: |
| |
| //enum class errc |
| struct errc { |
| enum _ { |
| success = 0, |
| address_family_not_supported = EAFNOSUPPORT, |
| address_in_use = EADDRINUSE, |
| address_not_available = EADDRNOTAVAIL, |
| already_connected = EISCONN, |
| argument_list_too_long = E2BIG, |
| argument_out_of_domain = EDOM, |
| bad_address = EFAULT, |
| bad_file_descriptor = EBADF, |
| #ifdef EBADMSG |
| bad_message = EBADMSG, |
| #else |
| bad_message = EINVAL, |
| #endif |
| broken_pipe = EPIPE, |
| connection_aborted = ECONNABORTED, |
| connection_already_in_progress = EALREADY, |
| connection_refused = ECONNREFUSED, |
| connection_reset = ECONNRESET, |
| cross_device_link = EXDEV, |
| destination_address_required = EDESTADDRREQ, |
| device_or_resource_busy = EBUSY, |
| directory_not_empty = ENOTEMPTY, |
| executable_format_error = ENOEXEC, |
| file_exists = EEXIST, |
| file_too_large = EFBIG, |
| filename_too_long = ENAMETOOLONG, |
| function_not_supported = ENOSYS, |
| host_unreachable = EHOSTUNREACH, |
| identifier_removed = EIDRM, |
| illegal_byte_sequence = EILSEQ, |
| inappropriate_io_control_operation = ENOTTY, |
| interrupted = EINTR, |
| invalid_argument = EINVAL, |
| invalid_seek = ESPIPE, |
| io_error = EIO, |
| is_a_directory = EISDIR, |
| message_size = EMSGSIZE, |
| network_down = ENETDOWN, |
| network_reset = ENETRESET, |
| network_unreachable = ENETUNREACH, |
| no_buffer_space = ENOBUFS, |
| no_child_process = ECHILD, |
| #ifdef ENOLINK |
| no_link = ENOLINK, |
| #else |
| no_link = EINVAL, |
| #endif |
| no_lock_available = ENOLCK, |
| #ifdef ENODATA |
| no_message_available = ENODATA, |
| #else |
| no_message_available = ENOMSG, |
| #endif |
| no_message = ENOMSG, |
| no_protocol_option = ENOPROTOOPT, |
| no_space_on_device = ENOSPC, |
| #ifdef ENOSR |
| no_stream_resources = ENOSR, |
| #else |
| no_stream_resources = ENOMEM, |
| #endif |
| no_such_device_or_address = ENXIO, |
| no_such_device = ENODEV, |
| no_such_file_or_directory = ENOENT, |
| no_such_process = ESRCH, |
| not_a_directory = ENOTDIR, |
| not_a_socket = ENOTSOCK, |
| #ifdef ENOSTR |
| not_a_stream = ENOSTR, |
| #else |
| not_a_stream = EINVAL, |
| #endif |
| not_connected = ENOTCONN, |
| not_enough_memory = ENOMEM, |
| not_supported = ENOTSUP, |
| #ifdef ECANCELED |
| operation_canceled = ECANCELED, |
| #else |
| operation_canceled = EINVAL, |
| #endif |
| operation_in_progress = EINPROGRESS, |
| operation_not_permitted = EPERM, |
| operation_not_supported = EOPNOTSUPP, |
| operation_would_block = EWOULDBLOCK, |
| #ifdef EOWNERDEAD |
| owner_dead = EOWNERDEAD, |
| #else |
| owner_dead = EINVAL, |
| #endif |
| permission_denied = EACCES, |
| #ifdef EPROTO |
| protocol_error = EPROTO, |
| #else |
| protocol_error = EINVAL, |
| #endif |
| protocol_not_supported = EPROTONOSUPPORT, |
| read_only_file_system = EROFS, |
| resource_deadlock_would_occur = EDEADLK, |
| resource_unavailable_try_again = EAGAIN, |
| result_out_of_range = ERANGE, |
| #ifdef ENOTRECOVERABLE |
| state_not_recoverable = ENOTRECOVERABLE, |
| #else |
| state_not_recoverable = EINVAL, |
| #endif |
| #ifdef ETIME |
| stream_timeout = ETIME, |
| #else |
| stream_timeout = ETIMEDOUT, |
| #endif |
| text_file_busy = ETXTBSY, |
| timed_out = ETIMEDOUT, |
| too_many_files_open_in_system = ENFILE, |
| too_many_files_open = EMFILE, |
| too_many_links = EMLINK, |
| too_many_symbolic_link_levels = ELOOP, |
| value_too_large = EOVERFLOW, |
| wrong_protocol_type = EPROTOTYPE |
| }; |
| |
| _ v_; |
| |
| errc(_ v) : v_(v) {} |
| operator int() const {return v_;} |
| }; |
| |
| template <> struct is_error_condition_enum<errc> : true_type { }; |
| |
| template <> struct is_error_condition_enum<errc::_> : true_type { }; |
| |
| class error_condition; |
| class error_code; |
| |
| // class error_category |
| |
| class _do_message; |
| |
| class error_category |
| { |
| public: |
| virtual ~error_category(); |
| |
| private: |
| error_category(); |
| error_category(const error_category&);// = delete; |
| error_category& operator=(const error_category&);// = delete; |
| |
| public: |
| virtual const char* name() const = 0; |
| virtual error_condition default_error_condition(int _ev) const; |
| virtual bool equivalent(int _code, const error_condition& _condition) const; |
| virtual bool equivalent(const error_code& _code, int _condition) const; |
| virtual std::string message(int _ev) const = 0; |
| |
| bool operator==(const error_category& _rhs) const {return this == &_rhs;} |
| |
| bool operator!=(const error_category& _rhs) const {return !(*this == _rhs);} |
| |
| bool operator< (const error_category& _rhs) const {return this < &_rhs;} |
| |
| friend class _do_message; |
| }; |
| |
| class _do_message : public error_category |
| { |
| public: |
| virtual std::string message(int ev) const; |
| }; |
| |
| const error_category& generic_category(); |
| const error_category& system_category(); |
| |
| /// Get the error_category used for errno values from POSIX functions. This is |
| /// the same as the system_category on POSIX systems, but is the same as the |
| /// generic_category on Windows. |
| const error_category& posix_category(); |
| |
| class error_condition |
| { |
| int _val_; |
| const error_category* _cat_; |
| public: |
| error_condition() : _val_(0), _cat_(&generic_category()) {} |
| |
| error_condition(int _val, const error_category& _cat) |
| : _val_(_val), _cat_(&_cat) {} |
| |
| template <class E> |
| error_condition(E _e, typename enable_if_c< |
| is_error_condition_enum<E>::value |
| >::type* = 0) |
| {*this = make_error_condition(_e);} |
| |
| void assign(int _val, const error_category& _cat) { |
| _val_ = _val; |
| _cat_ = &_cat; |
| } |
| |
| template <class E> |
| typename enable_if_c |
| < |
| is_error_condition_enum<E>::value, |
| error_condition& |
| >::type |
| operator=(E _e) |
| {*this = make_error_condition(_e); return *this;} |
| |
| void clear() { |
| _val_ = 0; |
| _cat_ = &generic_category(); |
| } |
| |
| int value() const {return _val_;} |
| |
| const error_category& category() const {return *_cat_;} |
| std::string message() const; |
| |
| typedef void (*unspecified_bool_type)(); |
| static void unspecified_bool_true() {} |
| |
| operator unspecified_bool_type() const { // true if error |
| return _val_ == 0 ? 0 : unspecified_bool_true; |
| } |
| }; |
| |
| inline error_condition make_error_condition(errc _e) { |
| return error_condition(static_cast<int>(_e), generic_category()); |
| } |
| |
| inline bool operator<(const error_condition& _x, const error_condition& _y) { |
| return _x.category() < _y.category() |
| || (_x.category() == _y.category() && _x.value() < _y.value()); |
| } |
| |
| // error_code |
| |
| class error_code { |
| int _val_; |
| const error_category* _cat_; |
| public: |
| error_code() : _val_(0), _cat_(&system_category()) {} |
| |
| error_code(int _val, const error_category& _cat) |
| : _val_(_val), _cat_(&_cat) {} |
| |
| template <class E> |
| error_code(E _e, typename enable_if_c< |
| is_error_code_enum<E>::value |
| >::type* = 0) { |
| *this = make_error_code(_e); |
| } |
| |
| void assign(int _val, const error_category& _cat) { |
| _val_ = _val; |
| _cat_ = &_cat; |
| } |
| |
| template <class E> |
| typename enable_if_c |
| < |
| is_error_code_enum<E>::value, |
| error_code& |
| >::type |
| operator=(E _e) |
| {*this = make_error_code(_e); return *this;} |
| |
| void clear() { |
| _val_ = 0; |
| _cat_ = &system_category(); |
| } |
| |
| int value() const {return _val_;} |
| |
| const error_category& category() const {return *_cat_;} |
| |
| error_condition default_error_condition() const |
| {return _cat_->default_error_condition(_val_);} |
| |
| std::string message() const; |
| |
| typedef void (*unspecified_bool_type)(); |
| static void unspecified_bool_true() {} |
| |
| operator unspecified_bool_type() const { // true if error |
| return _val_ == 0 ? 0 : unspecified_bool_true; |
| } |
| }; |
| |
| inline error_code make_error_code(errc _e) { |
| return error_code(static_cast<int>(_e), generic_category()); |
| } |
| |
| inline bool operator<(const error_code& _x, const error_code& _y) { |
| return _x.category() < _y.category() |
| || (_x.category() == _y.category() && _x.value() < _y.value()); |
| } |
| |
| inline bool operator==(const error_code& _x, const error_code& _y) { |
| return _x.category() == _y.category() && _x.value() == _y.value(); |
| } |
| |
| inline bool operator==(const error_code& _x, const error_condition& _y) { |
| return _x.category().equivalent(_x.value(), _y) |
| || _y.category().equivalent(_x, _y.value()); |
| } |
| |
| inline bool operator==(const error_condition& _x, const error_code& _y) { |
| return _y == _x; |
| } |
| |
| inline bool operator==(const error_condition& _x, const error_condition& _y) { |
| return _x.category() == _y.category() && _x.value() == _y.value(); |
| } |
| |
| inline bool operator!=(const error_code& _x, const error_code& _y) { |
| return !(_x == _y); |
| } |
| |
| inline bool operator!=(const error_code& _x, const error_condition& _y) { |
| return !(_x == _y); |
| } |
| |
| inline bool operator!=(const error_condition& _x, const error_code& _y) { |
| return !(_x == _y); |
| } |
| |
| inline bool operator!=(const error_condition& _x, const error_condition& _y) { |
| return !(_x == _y); |
| } |
| |
| // Windows errors. |
| |
| // To construct an error_code after an API error: |
| // |
| // error_code( ::GetLastError(), system_category() ) |
| struct windows_error { |
| enum _ { |
| success = 0, |
| // These names and values are based on Windows WinError.h |
| // This is not a complete list. Add to this list if you need to explicitly |
| // check for it. |
| invalid_function = 1, // ERROR_INVALID_FUNCTION, |
| file_not_found = 2, // ERROR_FILE_NOT_FOUND, |
| path_not_found = 3, // ERROR_PATH_NOT_FOUND, |
| too_many_open_files = 4, // ERROR_TOO_MANY_OPEN_FILES, |
| access_denied = 5, // ERROR_ACCESS_DENIED, |
| invalid_handle = 6, // ERROR_INVALID_HANDLE, |
| arena_trashed = 7, // ERROR_ARENA_TRASHED, |
| not_enough_memory = 8, // ERROR_NOT_ENOUGH_MEMORY, |
| invalid_block = 9, // ERROR_INVALID_BLOCK, |
| bad_environment = 10, // ERROR_BAD_ENVIRONMENT, |
| bad_format = 11, // ERROR_BAD_FORMAT, |
| invalid_access = 12, // ERROR_INVALID_ACCESS, |
| outofmemory = 14, // ERROR_OUTOFMEMORY, |
| invalid_drive = 15, // ERROR_INVALID_DRIVE, |
| current_directory = 16, // ERROR_CURRENT_DIRECTORY, |
| not_same_device = 17, // ERROR_NOT_SAME_DEVICE, |
| no_more_files = 18, // ERROR_NO_MORE_FILES, |
| write_protect = 19, // ERROR_WRITE_PROTECT, |
| bad_unit = 20, // ERROR_BAD_UNIT, |
| not_ready = 21, // ERROR_NOT_READY, |
| bad_command = 22, // ERROR_BAD_COMMAND, |
| crc = 23, // ERROR_CRC, |
| bad_length = 24, // ERROR_BAD_LENGTH, |
| seek = 25, // ERROR_SEEK, |
| not_dos_disk = 26, // ERROR_NOT_DOS_DISK, |
| sector_not_found = 27, // ERROR_SECTOR_NOT_FOUND, |
| out_of_paper = 28, // ERROR_OUT_OF_PAPER, |
| write_fault = 29, // ERROR_WRITE_FAULT, |
| read_fault = 30, // ERROR_READ_FAULT, |
| gen_failure = 31, // ERROR_GEN_FAILURE, |
| sharing_violation = 32, // ERROR_SHARING_VIOLATION, |
| lock_violation = 33, // ERROR_LOCK_VIOLATION, |
| wrong_disk = 34, // ERROR_WRONG_DISK, |
| sharing_buffer_exceeded = 36, // ERROR_SHARING_BUFFER_EXCEEDED, |
| handle_eof = 38, // ERROR_HANDLE_EOF, |
| handle_disk_full = 39, // ERROR_HANDLE_DISK_FULL, |
| rem_not_list = 51, // ERROR_REM_NOT_LIST, |
| dup_name = 52, // ERROR_DUP_NAME, |
| bad_net_path = 53, // ERROR_BAD_NETPATH, |
| network_busy = 54, // ERROR_NETWORK_BUSY, |
| file_exists = 80, // ERROR_FILE_EXISTS, |
| cannot_make = 82, // ERROR_CANNOT_MAKE, |
| broken_pipe = 109, // ERROR_BROKEN_PIPE, |
| open_failed = 110, // ERROR_OPEN_FAILED, |
| buffer_overflow = 111, // ERROR_BUFFER_OVERFLOW, |
| disk_full = 112, // ERROR_DISK_FULL, |
| insufficient_buffer = 122, // ERROR_INSUFFICIENT_BUFFER, |
| lock_failed = 167, // ERROR_LOCK_FAILED, |
| busy = 170, // ERROR_BUSY, |
| cancel_violation = 173, // ERROR_CANCEL_VIOLATION, |
| already_exists = 183 // ERROR_ALREADY_EXISTS |
| }; |
| _ v_; |
| |
| windows_error(_ v) : v_(v) {} |
| explicit windows_error(int v) : v_(_(v)) {} |
| operator int() const {return v_;} |
| }; |
| |
| |
| template <> struct is_error_code_enum<windows_error> : true_type { }; |
| |
| template <> struct is_error_code_enum<windows_error::_> : true_type { }; |
| |
| inline error_code make_error_code(windows_error e) { |
| return error_code(static_cast<int>(e), system_category()); |
| } |
| |
| } // end namespace llvm |
| |
| #endif |
