#ifndef LLVM_SUPPORT_SYSTEM_ERROR_H
#define LLVM_SUPPORT_SYSTEM_ERROR_H
#include "llvm/Support/Compiler.h"
#include "llvm/Config/llvm-config.h"
#include "llvm/Support/type_traits.h"
#include <cerrno>
#include <string>
#ifdef LLVM_ON_WIN32
# 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 Tp> struct is_error_code_enum : public false_type {};
template <class Tp> struct is_error_condition_enum : public false_type {};
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 _do_message;
class error_category
{
public:
virtual ~error_category();
error_category();
private:
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();
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 { 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());
}
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 { 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);
}
struct windows_error {
enum _ {
success = 0,
invalid_function = 1, file_not_found = 2, path_not_found = 3, too_many_open_files = 4, access_denied = 5, invalid_handle = 6, arena_trashed = 7, not_enough_memory = 8, invalid_block = 9, bad_environment = 10, bad_format = 11, invalid_access = 12, outofmemory = 14, invalid_drive = 15, current_directory = 16, not_same_device = 17, no_more_files = 18, write_protect = 19, bad_unit = 20, not_ready = 21, bad_command = 22, crc = 23, bad_length = 24, seek = 25, not_dos_disk = 26, sector_not_found = 27, out_of_paper = 28, write_fault = 29, read_fault = 30, gen_failure = 31, sharing_violation = 32, lock_violation = 33, wrong_disk = 34, sharing_buffer_exceeded = 36, handle_eof = 38, handle_disk_full = 39, rem_not_list = 51, dup_name = 52, bad_net_path = 53, network_busy = 54, file_exists = 80, cannot_make = 82, broken_pipe = 109, open_failed = 110, buffer_overflow = 111, disk_full = 112, insufficient_buffer = 122, lock_failed = 167, busy = 170, cancel_violation = 173, already_exists = 183 };
_ 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());
}
}
#endif