mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-15 20:29:48 +00:00
674be02d52
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@172025 91177308-0d34-0410-b5e6-96231b3b80d8
906 lines
26 KiB
C++
906 lines
26 KiB
C++
//===---------------------------- 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_SUPPORT_SYSTEM_ERROR_H
|
|
#define LLVM_SUPPORT_SYSTEM_ERROR_H
|
|
|
|
#include "llvm/Support/Compiler.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 {
|
|
|
|
// 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&) LLVM_DELETED_FUNCTION;
|
|
error_category& operator=(const error_category&) LLVM_DELETED_FUNCTION;
|
|
|
|
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 LLVM_OVERRIDE;
|
|
};
|
|
|
|
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()) {}
|
|
|
|
static error_code success() {
|
|
return error_code();
|
|
}
|
|
|
|
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
|