-//===---------------------------- system_error ----------------------------===//
+//===---------------------------- system_error ------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
#ifndef LLVM_SYSTEM_SYSTEM_ERROR_H
#define LLVM_SYSTEM_SYSTEM_ERROR_H
+#include "llvm/Support/Compiler.h"
+
/*
system_error synopsis
*/
-#include "llvm/Config/config.h"
+#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
- // VS 2008 needs this for some of the defines below.
-# include <WinSock2.h>
// The following numbers were taken from VS2010.
# ifndef EAFNOSUPPORT
-# define EAFNOSUPPORT WSAEAFNOSUPPORT
+# define EAFNOSUPPORT 102
# endif
# ifndef EADDRINUSE
-# define EADDRINUSE WSAEADDRINUSE
+# define EADDRINUSE 100
# endif
# ifndef EADDRNOTAVAIL
-# define EADDRNOTAVAIL WSAEADDRNOTAVAIL
+# define EADDRNOTAVAIL 101
# endif
# ifndef EISCONN
-# define EISCONN WSAEISCONN
+# define EISCONN 113
# endif
# ifndef E2BIG
-# define E2BIG WSAE2BIG
+# define E2BIG 7
# endif
# ifndef EDOM
-# define EDOM WSAEDOM
+# define EDOM 33
# endif
# ifndef EFAULT
-# define EFAULT WSAEFAULT
+# define EFAULT 14
# endif
# ifndef EBADF
-# define EBADF WSAEBADF
+# define EBADF 9
# endif
# ifndef EBADMSG
# define EBADMSG 104
# endif
# ifndef EPIPE
-# define EPIPE WSAEPIPE
+# define EPIPE 32
# endif
# ifndef ECONNABORTED
-# define ECONNABORTED WSAECONNABORTED
+# define ECONNABORTED 106
# endif
# ifndef EALREADY
-# define EALREADY WSAEALREADY
+# define EALREADY 103
# endif
# ifndef ECONNREFUSED
-# define ECONNREFUSED WSAECONNREFUSED
+# define ECONNREFUSED 107
# endif
# ifndef ECONNRESET
-# define ECONNRESET WSAECONNRESET
+# define ECONNRESET 108
# endif
# ifndef EXDEV
-# define EXDEV WSAEXDEV
+# define EXDEV 18
# endif
# ifndef EDESTADDRREQ
-# define EDESTADDRREQ WSAEDESTADDRREQ
+# define EDESTADDRREQ 109
# endif
# ifndef EBUSY
-# define EBUSY WSAEBUSY
+# define EBUSY 16
# endif
# ifndef ENOTEMPTY
-# define ENOTEMPTY WSAENOTEMPTY
+# define ENOTEMPTY 41
# endif
# ifndef ENOEXEC
-# define ENOEXEC WSAENOEXEC
+# define ENOEXEC 8
# endif
# ifndef EEXIST
-# define EEXIST WSAEEXIST
+# define EEXIST 17
# endif
# ifndef EFBIG
-# define EFBIG WSAEFBIG
+# define EFBIG 27
# endif
# ifndef ENAMETOOLONG
-# define ENAMETOOLONG WSAENAMETOOLONG
+# define ENAMETOOLONG 38
# endif
# ifndef ENOSYS
-# define ENOSYS WSAENOSYS
+# define ENOSYS 40
# endif
# ifndef EHOSTUNREACH
-# define EHOSTUNREACH WSAEHOSTUNREACH
+# define EHOSTUNREACH 110
# endif
# ifndef EIDRM
# define EIDRM 111
# endif
# ifndef EILSEQ
-# define EILSEQ WSAEILSEQ
+# define EILSEQ 42
# endif
# ifndef ENOTTY
-# define ENOTTY WSAENOTTY
+# define ENOTTY 25
# endif
# ifndef EINTR
-# define EINTR WSAEINTR
+# define EINTR 4
# endif
# ifndef EINVAL
-# define EINVAL WSAEINVAL
+# define EINVAL 22
# endif
# ifndef ESPIPE
-# define ESPIPE WSAESPIPE
+# define ESPIPE 29
# endif
# ifndef EIO
-# define EIO WSAEIO
+# define EIO 5
# endif
# ifndef EISDIR
-# define EISDIR WSAEISDIR
+# define EISDIR 21
# endif
# ifndef EMSGSIZE
-# define EMSGSIZE WSAEMSGSIZE
+# define EMSGSIZE 115
# endif
# ifndef ENETDOWN
-# define ENETDOWN WSAENETDOWN
+# define ENETDOWN 116
# endif
# ifndef ENETRESET
-# define ENETRESET WSAENETRESET
+# define ENETRESET 117
# endif
# ifndef ENETUNREACH
-# define ENETUNREACH WSAENETUNREACH
+# define ENETUNREACH 118
# endif
# ifndef ENOBUFS
-# define ENOBUFS WSAENOBUFS
+# define ENOBUFS 119
# endif
# ifndef ECHILD
-# define ECHILD WSAECHILD
+# define ECHILD 10
# endif
# ifndef ENOLINK
# define ENOLINK 121
# endif
# ifndef ENOLCK
-# define ENOLCK WSAENOLCK
+# define ENOLCK 39
# endif
# ifndef ENODATA
# define ENODATA 120
# define ENOMSG 122
# endif
# ifndef ENOPROTOOPT
-# define ENOPROTOOPT WSAENOPROTOOPT
+# define ENOPROTOOPT 123
# endif
# ifndef ENOSPC
-# define ENOSPC WSAENOSPC
+# define ENOSPC 28
# endif
# ifndef ENOSR
# define ENOSR 124
# endif
# ifndef ENXIO
-# define ENXIO WSAENXIO
+# define ENXIO 6
# endif
# ifndef ENODEV
-# define ENODEV WSAENODEV
+# define ENODEV 19
# endif
# ifndef ENOENT
-# define ENOENT WSAENOENT
+# define ENOENT 2
# endif
# ifndef ESRCH
-# define ESRCH WSAESRCH
+# define ESRCH 3
# endif
# ifndef ENOTDIR
-# define ENOTDIR WSAENOTDIR
+# define ENOTDIR 20
# endif
# ifndef ENOTSOCK
-# define ENOTSOCK WSAENOTSOCK
+# define ENOTSOCK 128
# endif
# ifndef ENOSTR
# define ENOSTR 125
# endif
# ifndef ENOTCONN
-# define ENOTCONN WSAENOTCONN
+# define ENOTCONN 126
# endif
# ifndef ENOMEM
-# define ENOMEM WSAENOMEM
+# define ENOMEM 12
# endif
# ifndef ENOTSUP
# define ENOTSUP 129
# define ECANCELED 105
# endif
# ifndef EINPROGRESS
-# define EINPROGRESS WSAEINPROGRESS
+# define EINPROGRESS 112
# endif
# ifndef EPERM
-# define EPERM WSAEPERM
+# define EPERM 1
# endif
# ifndef EOPNOTSUPP
-# define EOPNOTSUPP WSAEOPNOTSUPP
+# define EOPNOTSUPP 130
# endif
# ifndef EWOULDBLOCK
-# define EWOULDBLOCK WSAEWOULDBLOCK
+# define EWOULDBLOCK 140
# endif
# ifndef EOWNERDEAD
# define EOWNERDEAD 133
# endif
# ifndef EACCES
-# define EACCES WSAEACCES
+# define EACCES 13
# endif
# ifndef EPROTO
# define EPROTO 134
# endif
# ifndef EPROTONOSUPPORT
-# define EPROTONOSUPPORT WSAEPROTONOSUPPORT
+# define EPROTONOSUPPORT 135
# endif
# ifndef EROFS
-# define EROFS WSAEROFS
+# define EROFS 30
# endif
# ifndef EDEADLK
-# define EDEADLK WSAEDEADLK
+# define EDEADLK 36
# endif
# ifndef EAGAIN
-# define EAGAIN WSAEAGAIN
+# define EAGAIN 11
# endif
# ifndef ERANGE
-# define ERANGE WSAERANGE
+# define ERANGE 34
# endif
# ifndef ENOTRECOVERABLE
# define ENOTRECOVERABLE 127
# define ETXTBSY 139
# endif
# ifndef ETIMEDOUT
-# define ETIMEDOUT WSAETIMEDOUT
+# define ETIMEDOUT 138
# endif
# ifndef ENFILE
-# define ENFILE WSAENFILE
+# define ENFILE 23
# endif
# ifndef EMFILE
-# define EMFILE WSAEMFILE
+# define EMFILE 24
# endif
# ifndef EMLINK
-# define EMLINK WSAEMLINK
+# define EMLINK 31
# endif
# ifndef ELOOP
-# define ELOOP WSAELOOP
+# define ELOOP 114
# endif
# ifndef EOVERFLOW
# define EOVERFLOW 132
# endif
# ifndef EPROTOTYPE
-# define EPROTOTYPE WSAEPROTOTYPE
+# 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 {};
private:
error_category();
- error_category(const error_category&);// = delete;
- error_category& operator=(const error_category&);// = delete;
+ error_category(const error_category&) LLVM_DELETED_FUNCTION;
+ error_category& operator=(const error_category&) LLVM_DELETED_FUNCTION;
public:
virtual const char* name() const = 0;
class _do_message : public error_category
{
public:
- virtual std::string message(int ev) const;
+ 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& category() const {return *_cat_;}
std::string message() const;
- // explicit
- operator bool() const {return _val_ != 0;}
+ 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) {
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) {}
std::string message() const;
- // explicit
- operator bool() const {return _val_ != 0;}
+ 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 !(_x == _y);
}
-// system_error
-
-} // end namespace llvm
-
-// This needs to stay here for KillTheDoctor.
-#ifdef LLVM_ON_WIN32
-// FIXME: These two headers really really really need to be removed from here.
-// Not only is it a violation of System, they define the stupid min and
-// max macros :(.
-#include <Windows.h>
-#include <WinError.h>
-
-namespace llvm {
+// Windows errors.
// To construct an error_code after an API error:
//
struct windows_error {
enum _ {
success = 0,
- // These names and values are based on Windows winerror.h
- // This is not a complete list.
- invalid_function = ERROR_INVALID_FUNCTION,
- file_not_found = ERROR_FILE_NOT_FOUND,
- path_not_found = ERROR_PATH_NOT_FOUND,
- too_many_open_files = ERROR_TOO_MANY_OPEN_FILES,
- access_denied = ERROR_ACCESS_DENIED,
- invalid_handle = ERROR_INVALID_HANDLE,
- arena_trashed = ERROR_ARENA_TRASHED,
- not_enough_memory = ERROR_NOT_ENOUGH_MEMORY,
- invalid_block = ERROR_INVALID_BLOCK,
- bad_environment = ERROR_BAD_ENVIRONMENT,
- bad_format = ERROR_BAD_FORMAT,
- invalid_access = ERROR_INVALID_ACCESS,
- outofmemory = ERROR_OUTOFMEMORY,
- invalid_drive = ERROR_INVALID_DRIVE,
- current_directory = ERROR_CURRENT_DIRECTORY,
- not_same_device = ERROR_NOT_SAME_DEVICE,
- no_more_files = ERROR_NO_MORE_FILES,
- write_protect = ERROR_WRITE_PROTECT,
- bad_unit = ERROR_BAD_UNIT,
- not_ready = ERROR_NOT_READY,
- bad_command = ERROR_BAD_COMMAND,
- crc = ERROR_CRC,
- bad_length = ERROR_BAD_LENGTH,
- seek = ERROR_SEEK,
- not_dos_disk = ERROR_NOT_DOS_DISK,
- sector_not_found = ERROR_SECTOR_NOT_FOUND,
- out_of_paper = ERROR_OUT_OF_PAPER,
- write_fault = ERROR_WRITE_FAULT,
- read_fault = ERROR_READ_FAULT,
- gen_failure = ERROR_GEN_FAILURE,
- sharing_violation = ERROR_SHARING_VIOLATION,
- lock_violation = ERROR_LOCK_VIOLATION,
- wrong_disk = ERROR_WRONG_DISK,
- sharing_buffer_exceeded = ERROR_SHARING_BUFFER_EXCEEDED,
- handle_eof = ERROR_HANDLE_EOF,
- handle_disk_full = ERROR_HANDLE_DISK_FULL,
- rem_not_list = ERROR_REM_NOT_LIST,
- dup_name = ERROR_DUP_NAME,
- bad_net_path = ERROR_BAD_NETPATH,
- network_busy = ERROR_NETWORK_BUSY,
- file_exists = ERROR_FILE_EXISTS,
- cannot_make = ERROR_CANNOT_MAKE,
- broken_pipe = ERROR_BROKEN_PIPE,
- open_failed = ERROR_OPEN_FAILED,
- buffer_overflow = ERROR_BUFFER_OVERFLOW,
- disk_full = ERROR_DISK_FULL,
- lock_failed = ERROR_LOCK_FAILED,
- busy = ERROR_BUSY,
- cancel_violation = ERROR_CANCEL_VIOLATION,
- already_exists = ERROR_ALREADY_EXISTS
+ // 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(DWORD v) : v_(_(v)) {}
+ explicit windows_error(int v) : v_(_(v)) {}
operator int() const {return v_;}
};
} // end namespace llvm
-#endif // LLVM_ON_WINDOWS
-
#endif
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