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1//
2// errno.h
3//
4// Copyright (c) Microsoft Corporation. All rights reserved.
5//
6// System error numbers for use with errno and errno_t.
7//
8#pragma once
9#ifndef _INC_ERRNO // include guard for 3rd party interop
10#define _INC_ERRNO
11
12#include <corecrt.h>
13
14#pragma warning(push)
15#pragma warning(disable: _UCRT_DISABLED_WARNINGS)
16_UCRT_DISABLE_CLANG_WARNINGS
17
18_CRT_BEGIN_C_HEADER
19
20
21
22#if _CRT_FUNCTIONS_REQUIRED
23 _ACRTIMP int* __cdecl _errno(void);
24 #define errno (*_errno())
25
26 _ACRTIMP errno_t __cdecl _set_errno(_In_ int _Value);
27 _ACRTIMP errno_t __cdecl _get_errno(_Out_ int* _Value);
28
29 _ACRTIMP unsigned long* __cdecl __doserrno(void);
30 #define _doserrno (*__doserrno())
31
32 _ACRTIMP errno_t __cdecl _set_doserrno(_In_ unsigned long _Value);
33 _ACRTIMP errno_t __cdecl _get_doserrno(_Out_ unsigned long * _Value);
34#endif // _CRT_FUNCTIONS_REQUIRED
35
36
37
38// Error codes
39#define EPERM 1
40#define ENOENT 2
41#define ESRCH 3
42#define EINTR 4
43#define EIO 5
44#define ENXIO 6
45#define E2BIG 7
46#define ENOEXEC 8
47#define EBADF 9
48#define ECHILD 10
49#define EAGAIN 11
50#define ENOMEM 12
51#define EACCES 13
52#define EFAULT 14
53#define EBUSY 16
54#define EEXIST 17
55#define EXDEV 18
56#define ENODEV 19
57#define ENOTDIR 20
58#define EISDIR 21
59#define ENFILE 23
60#define EMFILE 24
61#define ENOTTY 25
62#define EFBIG 27
63#define ENOSPC 28
64#define ESPIPE 29
65#define EROFS 30
66#define EMLINK 31
67#define EPIPE 32
68#define EDOM 33
69#define EDEADLK 36
70#define ENAMETOOLONG 38
71#define ENOLCK 39
72#define ENOSYS 40
73#define ENOTEMPTY 41
74
75// Error codes used in the Secure CRT functions
76#ifndef RC_INVOKED
77 #define _SECURECRT_ERRCODE_VALUES_DEFINED
78 #define EINVAL 22
79 #define ERANGE 34
80 #define EILSEQ 42
81 #define STRUNCATE 80
82#endif
83
84// Support EDEADLOCK for compatibility with older Microsoft C versions
85#define EDEADLOCK EDEADLK
86
87// POSIX Supplement
88#ifndef _CRT_NO_POSIX_ERROR_CODES
89 #define EADDRINUSE 100
90 #define EADDRNOTAVAIL 101
91 #define EAFNOSUPPORT 102
92 #define EALREADY 103
93 #define EBADMSG 104
94 #define ECANCELED 105
95 #define ECONNABORTED 106
96 #define ECONNREFUSED 107
97 #define ECONNRESET 108
98 #define EDESTADDRREQ 109
99 #define EHOSTUNREACH 110
100 #define EIDRM 111
101 #define EINPROGRESS 112
102 #define EISCONN 113
103 #define ELOOP 114
104 #define EMSGSIZE 115
105 #define ENETDOWN 116
106 #define ENETRESET 117
107 #define ENETUNREACH 118
108 #define ENOBUFS 119
109 #define ENODATA 120
110 #define ENOLINK 121
111 #define ENOMSG 122
112 #define ENOPROTOOPT 123
113 #define ENOSR 124
114 #define ENOSTR 125
115 #define ENOTCONN 126
116 #define ENOTRECOVERABLE 127
117 #define ENOTSOCK 128
118 #define ENOTSUP 129
119 #define EOPNOTSUPP 130
120 #define EOTHER 131
121 #define EOVERFLOW 132
122 #define EOWNERDEAD 133
123 #define EPROTO 134
124 #define EPROTONOSUPPORT 135
125 #define EPROTOTYPE 136
126 #define ETIME 137
127 #define ETIMEDOUT 138
128 #define ETXTBSY 139
129 #define EWOULDBLOCK 140
130#endif // _CRT_NO_POSIX_ERROR_CODES
131
132
133
134_CRT_END_C_HEADER
135_UCRT_RESTORE_CLANG_WARNINGS
136#pragma warning(pop) // _UCRT_DISABLED_WARNINGS
137#endif // _INC_ERRNO