| 1 | #ifndef __MINGW_H
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| 2 | /*
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| 3 | * _mingw.h
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| 4 | *
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| 5 | * MinGW specific macros included by ALL mingwrt include files; (this file
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| 6 | * is part of the MinGW32 runtime library package).
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| 7 | *
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| 8 | * $Id: _mingw.h.in,v 7daa0459f602 2016/05/03 17:40:54 keithmarshall $
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| 9 | *
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| 10 | * Written by Mumit Khan <khan@xraylith.wisc.edu>
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| 11 | * Copyright (C) 1999, 2001-2011, 2014-2016, MinGW.org Project
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| 12 | *
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| 13 | *
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| 14 | * Permission is hereby granted, free of charge, to any person obtaining a
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| 15 | * copy of this software and associated documentation files (the "Software"),
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| 16 | * to deal in the Software without restriction, including without limitation
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| 17 | * the rights to use, copy, modify, merge, publish, distribute, sublicense,
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| 18 | * and/or sell copies of the Software, and to permit persons to whom the
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| 19 | * Software is furnished to do so, subject to the following conditions:
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| 20 | *
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| 21 | * The above copyright notice and this permission notice (including the next
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| 22 | * paragraph) shall be included in all copies or substantial portions of the
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| 23 | * Software.
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| 24 | *
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| 25 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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| 26 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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| 27 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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| 28 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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| 29 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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| 30 | * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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| 31 | * DEALINGS IN THE SOFTWARE.
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| 32 | *
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| 33 | */
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| 34 | #define __MINGW_H
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| 35 |
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| 36 | /* In previous versions, __MINGW32_VERSION was expressed as a dotted
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| 37 | * numeric pair, representing major.minor; unfortunately, this doesn't
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| 38 | * adapt well to the inclusion of a patch-level component, since the
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| 39 | * major.minor.patch dotted triplet representation is not valid as a
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| 40 | * numeric entity. Thus, for this version, we adopt a representation
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| 41 | * which encodes the version as a long integer value, expressing:
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| 42 | *
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| 43 | * __MINGW32_VERSION = 1,000,000 * major + 1,000 * minor + patch
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| 44 | *
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| 45 | * DO NOT EDIT these package version assignments manually; they are
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| 46 | * derived from the package version specification within configure.ac,
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| 47 | * whence they are propagated automatically, at package build time.
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| 48 | */
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| 49 | #define __MINGW32_VERSION 3022001L
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| 50 | #define __MINGW32_MAJOR_VERSION 3
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| 51 | #define __MINGW32_MINOR_VERSION 22
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| 52 | #define __MINGW32_PATCHLEVEL 1
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| 53 |
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| 54 | #if __GNUC__ >= 3 && ! defined __PCC__
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| 55 | #pragma GCC system_header
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| 56 | #endif
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| 57 |
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| 58 | #ifndef _MSVCRTVER_H
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| 59 | /* Legacy versions of mingwrt use the macro __MSVCRT_VERSION__ to
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| 60 | * enable evolving features of different MSVCRT.DLL versions. This
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| 61 | * usage is no longer recommended, but the __MSVCRT_VERSION__ macro
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| 62 | * remains useful when a non-freely distributable MSVCRxx.DLL is to
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| 63 | * be substituted for MSVCRT.DLL; for such usage, the substitute
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| 64 | * MSVCRxx.DLL may be identified as specified in...
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| 65 | */
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| 66 | # include <msvcrtver.h>
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| 67 | #endif
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| 68 |
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| 69 | /* A better inference than __MSVCRT_VERSION__, of the capabilities
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| 70 | * supported by the operating system default MSVCRT.DLL, is provided
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| 71 | * by the Windows API version identification macros.
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| 72 | */
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| 73 | #include <w32api.h>
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| 74 |
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| 75 | /* The following are defined by the user (or by the compiler), to specify how
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| 76 | * identifiers are imported from a DLL. All headers should include this first,
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| 77 | * and then use __DECLSPEC_SUPPORTED to choose between the old ``__imp__name''
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| 78 | * style or the __MINGW_IMPORT style for declarations.
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| 79 | *
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| 80 | * __DECLSPEC_SUPPORTED Defined if dllimport attribute is supported.
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| 81 | * __MINGW_IMPORT The attribute definition to specify imported
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| 82 | * variables/functions.
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| 83 | * _CRTIMP As above. For MS compatibility.
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| 84 | *
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| 85 | * Macros to enable MinGW features which deviate from standard MSVC
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| 86 | * compatible behaviour; these may be specified directly in user code,
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| 87 | * activated implicitly, (e.g. by specifying _POSIX_C_SOURCE or such),
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| 88 | * or by inclusion in __MINGW_FEATURES__:
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| 89 | *
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| 90 | * __USE_MINGW_ANSI_STDIO Select a more ANSI C99 compatible
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| 91 | * implementation of printf() and friends;
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| 92 | * (users should not set this directly).
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| 93 | *
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| 94 | * Other macros:
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| 95 | *
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| 96 | * __int64 define to be long long. Using a typedef
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| 97 | * doesn't work for "unsigned __int64"
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| 98 | *
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| 99 | *
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| 100 | * Manifest definitions for flags to control globbing of the command line
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| 101 | * during application start up, (before main() is called). The first pair,
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| 102 | * when assigned as bit flags within _CRT_glob, select the globbing algorithm
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| 103 | * to be used; (the MINGW algorithm overrides MSCVRT, if both are specified).
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| 104 | * Prior to mingwrt-3.21, only the MSVCRT option was supported; this choice
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| 105 | * may produce different results, depending on which particular version of
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| 106 | * MSVCRT.DLL is in use; (in recent versions, it seems to have become
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| 107 | * definitively broken, when globbing within double quotes).
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| 108 | */
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| 109 | #define __CRT_GLOB_USE_MSVCRT__ 0x0001
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| 110 |
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| 111 | /* From mingwrt-3.21 onward, this should be the preferred choice; it will
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| 112 | * produce consistent results, regardless of the MSVCRT.DLL version in use.
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| 113 | */
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| 114 | #define __CRT_GLOB_USE_MINGW__ 0x0002
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| 115 |
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| 116 | /* When the __CRT_GLOB_USE_MINGW__ flag is set, within _CRT_glob, the
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| 117 | * following additional options are also available; they are not enabled
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| 118 | * by default, but the user may elect to enable any combination of them,
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| 119 | * by setting _CRT_glob to the boolean sum (i.e. logical OR combination)
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| 120 | * of __CRT_GLOB_USE_MINGW__ and the desired options.
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| 121 | *
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| 122 | * __CRT_GLOB_USE_SINGLE_QUOTE__ allows use of single (apostrophe)
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| 123 | * quoting characters, analogously to
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| 124 | * POSIX usage, as an alternative to
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| 125 | * double quotes, for collection of
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| 126 | * arguments separated by white space
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| 127 | * into a single logical argument.
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| 128 | *
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| 129 | * __CRT_GLOB_BRACKET_GROUPS__ enable interpretation of bracketed
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| 130 | * character groups as POSIX compatible
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| 131 | * globbing patterns, matching any one
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| 132 | * character which is either included
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| 133 | * in, or excluded from the group.
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| 134 | *
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| 135 | * __CRT_GLOB_CASE_SENSITIVE__ enable case sensitive matching for
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| 136 | * globbing patterns; this is default
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| 137 | * behaviour for POSIX, but because of
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| 138 | * the case insensitive nature of the
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| 139 | * MS-Windows file system, it is more
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| 140 | * appropriate to use case insensitive
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| 141 | * globbing as the MinGW default.
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| 142 | *
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| 143 | */
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| 144 | #define __CRT_GLOB_USE_SINGLE_QUOTE__ 0x0010
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| 145 | #define __CRT_GLOB_BRACKET_GROUPS__ 0x0020
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| 146 | #define __CRT_GLOB_CASE_SENSITIVE__ 0x0040
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| 147 |
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| 148 | /* The MinGW globbing algorithm uses the ASCII DEL control code as a marker
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| 149 | * for globbing characters which were embedded within quoted arguments; (the
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| 150 | * quotes are stripped away BEFORE the argument is globbed; the globbing code
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| 151 | * treats the marked character as immutable, and strips out the DEL markers,
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| 152 | * before storing the resultant argument). The DEL code is mapped to this
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| 153 | * function here; DO NOT change it, without rebuilding the runtime.
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| 154 | */
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| 155 | #define __CRT_GLOB_ESCAPE_CHAR__ (char)(127)
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| 156 |
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| 157 |
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| 158 | /* Manifest definitions identifying the flag bits, controlling activation
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| 159 | * of MinGW features, as specified by the user in __MINGW_FEATURES__.
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| 160 | */
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| 161 | #define __MINGW_ANSI_STDIO__ 0x0000000000000001ULL
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| 162 | /*
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| 163 | * The following three are not yet formally supported; they are
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| 164 | * included here, to document anticipated future usage.
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| 165 | */
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| 166 | #define __MINGW_LC_EXTENSIONS__ 0x0000000000000050ULL
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| 167 | #define __MINGW_LC_MESSAGES__ 0x0000000000000010ULL
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| 168 | #define __MINGW_LC_ENVVARS__ 0x0000000000000040ULL
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| 169 |
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| 170 |
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| 171 | /* Try to avoid problems with outdated checks for GCC __attribute__ support.
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| 172 | */
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| 173 | #undef __attribute__
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| 174 |
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| 175 | #if defined (__PCC__)
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| 176 | # undef __DECLSPEC_SUPPORTED
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| 177 | # ifndef __MINGW_IMPORT
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| 178 | # define __MINGW_IMPORT extern
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| 179 | # endif
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| 180 | # ifndef _CRTIMP
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| 181 | # define _CRTIMP
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| 182 | # endif
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| 183 | # ifndef __cdecl
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| 184 | # define __cdecl _Pragma("cdecl")
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| 185 | # endif
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| 186 | # ifndef __stdcall
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| 187 | # define __stdcall _Pragma("stdcall")
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| 188 | # endif
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| 189 | # ifndef __int64
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| 190 | # define __int64 long long
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| 191 | # endif
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| 192 | # ifndef __int32
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| 193 | # define __int32 long
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| 194 | # endif
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| 195 | # ifndef __int16
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| 196 | # define __int16 short
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| 197 | # endif
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| 198 | # ifndef __int8
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| 199 | # define __int8 char
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| 200 | # endif
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| 201 | # ifndef __small
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| 202 | # define __small char
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| 203 | # endif
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| 204 | # ifndef __hyper
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| 205 | # define __hyper long long
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| 206 | # endif
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| 207 | # ifndef __volatile__
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| 208 | # define __volatile__ volatile
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| 209 | # endif
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| 210 | # ifndef __restrict__
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| 211 | # define __restrict__ restrict
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| 212 | # endif
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| 213 | # define NONAMELESSUNION
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| 214 | #elif defined(__GNUC__)
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| 215 | # ifdef __declspec
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| 216 | # ifndef __MINGW_IMPORT
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| 217 | /* Note the extern. This is needed to work around GCC's
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| 218 | limitations in handling dllimport attribute. */
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| 219 | # define __MINGW_IMPORT extern __attribute__((__dllimport__))
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| 220 | # endif
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| 221 | # ifndef _CRTIMP
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| 222 | # ifdef __USE_CRTIMP
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| 223 | # define _CRTIMP __attribute__((dllimport))
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| 224 | # else
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| 225 | # define _CRTIMP
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| 226 | # endif
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| 227 | # endif
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| 228 | # define __DECLSPEC_SUPPORTED
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| 229 | # else /* __declspec */
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| 230 | # undef __DECLSPEC_SUPPORTED
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| 231 | # undef __MINGW_IMPORT
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| 232 | # ifndef _CRTIMP
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| 233 | # define _CRTIMP
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| 234 | # endif
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| 235 | # endif /* __declspec */
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| 236 | /*
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| 237 | * The next two defines can cause problems if user code adds the
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| 238 | * __cdecl attribute like so:
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| 239 | * void __attribute__ ((__cdecl)) foo(void);
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| 240 | */
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| 241 | # ifndef __cdecl
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| 242 | # define __cdecl __attribute__((__cdecl__))
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| 243 | # endif
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| 244 | # ifndef __stdcall
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| 245 | # define __stdcall __attribute__((__stdcall__))
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| 246 | # endif
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| 247 | # ifndef __int64
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| 248 | # define __int64 long long
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| 249 | # endif
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| 250 | # ifndef __int32
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| 251 | # define __int32 long
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| 252 | # endif
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| 253 | # ifndef __int16
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| 254 | # define __int16 short
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| 255 | # endif
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| 256 | # ifndef __int8
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| 257 | # define __int8 char
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| 258 | # endif
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| 259 | # ifndef __small
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| 260 | # define __small char
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| 261 | # endif
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| 262 | # ifndef __hyper
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| 263 | # define __hyper long long
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| 264 | # endif
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| 265 | #else /* ! __GNUC__ && ! __PCC__ */
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| 266 | # ifndef __MINGW_IMPORT
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| 267 | # define __MINGW_IMPORT __declspec(dllimport)
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| 268 | # endif
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| 269 | # ifndef _CRTIMP
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| 270 | # define _CRTIMP __declspec(dllimport)
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| 271 | # endif
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| 272 | # define __DECLSPEC_SUPPORTED
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| 273 | # define __attribute__(x) /* nothing */
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| 274 | #endif
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| 275 |
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| 276 | #if defined (__GNUC__) && defined (__GNUC_MINOR__)
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| 277 | #define __MINGW_GNUC_PREREQ(major, minor) \
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| 278 | (__GNUC__ > (major) \
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| 279 | || (__GNUC__ == (major) && __GNUC_MINOR__ >= (minor)))
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| 280 | #else
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| 281 | #define __MINGW_GNUC_PREREQ(major, minor) 0
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| 282 | #endif
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| 283 |
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| 284 | #ifdef __cplusplus
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| 285 | # define __CRT_INLINE inline
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| 286 | #else
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| 287 | # if __GNUC_STDC_INLINE__
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| 288 | # define __CRT_INLINE extern inline __attribute__((__gnu_inline__))
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| 289 | # else
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| 290 | # define __CRT_INLINE extern __inline__
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| 291 | # endif
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| 292 | #endif
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| 293 |
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| 294 | # ifdef __GNUC__
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| 295 | /* A special form of __CRT_INLINE is provided; it will ALWAYS request
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| 296 | * inlining when possible. Originally specified as _CRTALIAS, this is
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| 297 | * now deprecated in favour of __CRT_ALIAS, for syntactic consistency
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| 298 | * with __CRT_INLINE itself.
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| 299 | */
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| 300 | # define _CRTALIAS __CRT_INLINE __attribute__((__always_inline__))
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| 301 | # define __CRT_ALIAS __CRT_INLINE __attribute__((__always_inline__))
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| 302 | # else
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| 303 | # define _CRTALIAS __CRT_INLINE /* deprecated form */
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| 304 | # define __CRT_ALIAS __CRT_INLINE /* preferred form */
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| 305 | # endif
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| 306 | /*
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| 307 | * Each function which is implemented as a __CRT_ALIAS should also be
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| 308 | * accompanied by an externally visible interface. The following pair
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| 309 | * of macros provide a mechanism for implementing this, either as a stub
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| 310 | * redirecting to an alternative external function, or by compilation of
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| 311 | * the normally inlined code into free standing object code; each macro
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| 312 | * provides a way for us to offer arbitrary hints for use by the build
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| 313 | * system, while remaining transparent to the compiler.
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| 314 | */
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| 315 | #define __JMPSTUB__(__BUILD_HINT__)
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| 316 | #define __LIBIMPL__(__BUILD_HINT__)
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| 317 |
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| 318 | #ifdef __cplusplus
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| 319 | # define __UNUSED_PARAM(x)
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| 320 | #else
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| 321 | # ifdef __GNUC__
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| 322 | # define __UNUSED_PARAM(x) x __attribute__((__unused__))
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| 323 | # else
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| 324 | # define __UNUSED_PARAM(x) x
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| 325 | # endif
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| 326 | #endif
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| 327 |
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| 328 | #ifdef __GNUC__
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| 329 | #define __MINGW_ATTRIB_NORETURN __attribute__((__noreturn__))
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| 330 | #define __MINGW_ATTRIB_CONST __attribute__((__const__))
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| 331 | #else
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| 332 | #define __MINGW_ATTRIB_NORETURN
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| 333 | #define __MINGW_ATTRIB_CONST
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| 334 | #endif
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| 335 |
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| 336 | #if __MINGW_GNUC_PREREQ (3, 0)
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| 337 | #define __MINGW_ATTRIB_MALLOC __attribute__((__malloc__))
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| 338 | #define __MINGW_ATTRIB_PURE __attribute__((__pure__))
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| 339 | #else
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| 340 | #define __MINGW_ATTRIB_MALLOC
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| 341 | #define __MINGW_ATTRIB_PURE
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| 342 | #endif
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| 343 |
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| 344 | /* Attribute `nonnull' was valid as of gcc 3.3. We don't use GCC's
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| 345 | variadiac macro facility, because variadic macros cause syntax
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| 346 | errors with --traditional-cpp. */
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| 347 | #if __MINGW_GNUC_PREREQ (3, 3)
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| 348 | #define __MINGW_ATTRIB_NONNULL(arg) __attribute__((__nonnull__(arg)))
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| 349 | #else
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| 350 | #define __MINGW_ATTRIB_NONNULL(arg)
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| 351 | #endif /* GNUC >= 3.3 */
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| 352 |
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| 353 | #if __MINGW_GNUC_PREREQ (3, 1)
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| 354 | #define __MINGW_ATTRIB_DEPRECATED __attribute__((__deprecated__))
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| 355 | #else
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| 356 | #define __MINGW_ATTRIB_DEPRECATED
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| 357 | #endif /* GNUC >= 3.1 */
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| 358 |
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| 359 | #if __MINGW_GNUC_PREREQ (3, 3)
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| 360 | #define __MINGW_NOTHROW __attribute__((__nothrow__))
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| 361 | #else
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| 362 | #define __MINGW_NOTHROW
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| 363 | #endif /* GNUC >= 3.3 */
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| 364 |
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| 365 |
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| 366 | /* TODO: Mark (almost) all CRT functions as __MINGW_NOTHROW. This will
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| 367 | allow GCC to optimize away some EH unwind code, at least in DW2 case. */
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| 368 |
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| 369 | /* Activation of MinGW specific extended features:
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| 370 | */
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| 371 | #ifndef __USE_MINGW_ANSI_STDIO
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| 372 | /* Users should not set this directly; rather, define one (or more)
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| 373 | * of the feature test macros (tabulated below), or specify any of the
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| 374 | * compiler's command line options, (e.g. -posix, -ansi, or -std=c...),
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| 375 | * which cause _POSIX_SOURCE, or __STRICT_ANSI__ to be defined.
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| 376 | *
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| 377 | * We must check this BEFORE we specifiy any implicit _POSIX_C_SOURCE,
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| 378 | * otherwise we would always implicitly choose __USE_MINGW_ANSI_STDIO,
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| 379 | * even if none of these selectors are specified explicitly...
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| 380 | */
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| 381 | # if defined __STRICT_ANSI__ || defined _ISOC99_SOURCE \
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| 382 | || defined _POSIX_SOURCE || defined _POSIX_C_SOURCE \
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| 383 | || defined _XOPEN_SOURCE || defined _XOPEN_SOURCE_EXTENDED \
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| 384 | || defined _GNU_SOURCE || defined _BSD_SOURCE \
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| 385 | || defined _SVID_SOURCE
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| 386 | /*
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| 387 | * but where any of these source code qualifiers are specified,
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| 388 | * then assume ANSI I/O standards are preferred over Microsoft's...
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| 389 | */
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| 390 | # define __USE_MINGW_ANSI_STDIO 1
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| 391 | # else
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| 392 | /* otherwise use whatever __MINGW_FEATURES__ specifies...
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| 393 | */
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| 394 | # define __USE_MINGW_ANSI_STDIO (__MINGW_FEATURES__ & __MINGW_ANSI_STDIO__)
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| 395 | # endif
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| 396 | #endif
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| 397 |
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| 398 | #ifndef _POSIX_C_SOURCE
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| 399 | /* Users may define this, either directly or indirectly, to explicitly
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| 400 | * enable a particular level of visibility for the subset of those POSIX
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| 401 | * features which are supported by MinGW; (notice that this offers no
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| 402 | * guarantee that any particular POSIX feature will be supported).
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| 403 | */
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| 404 | # if defined _XOPEN_SOURCE
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| 405 | /* Specifying this is the preferred method for setting _POSIX_C_SOURCE;
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| 406 | * (POSIX defines an explicit relationship to _XOPEN_SOURCE). Note that
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| 407 | * any such explicit setting will augment the set of features which are
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| 408 | * available to any compilation unit, even if it seeks to be strictly
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| 409 | * ANSI-C compliant.
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| 410 | */
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| 411 | # if _XOPEN_SOURCE < 500
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| 412 | # define _POSIX_C_SOURCE 1L /* POSIX.1-1990 / SUSv1 */
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| 413 |
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| 414 | # elif _XOPEN_SOURCE < 600
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| 415 | # define _POSIX_C_SOURCE 199506L /* POSIX.1-1996 / SUSv2 */
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| 416 |
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| 417 | # elif _XOPEN_SOURCE < 700
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| 418 | # define _POSIX_C_SOURCE 200112L /* POSIX.1-2001 / SUSv3 */
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| 419 |
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| 420 | # else
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| 421 | # define _POSIX_C_SOURCE 200809L /* POSIX.1-2008 / SUSv4 */
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| 422 | # endif
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| 423 |
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| 424 | # elif defined _GNU_SOURCE || defined _BSD_SOURCE || ! defined __STRICT_ANSI__
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| 425 | /*
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| 426 | * No explicit level of support has been specified; implicitly grant
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| 427 | * the most comprehensive level to any compilation unit which requests
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| 428 | * either GNU or BSD feature support, or does not seek to be strictly
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| 429 | * ANSI-C compliant.
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| 430 | */
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| 431 | # define _POSIX_C_SOURCE 200809L
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| 432 |
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| 433 | # elif defined _POSIX_SOURCE
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| 434 | /* Now formally deprecated by POSIX, some old code may specify this;
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| 435 | * it will enable a minimal level of POSIX support, in addition to the
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| 436 | * limited feature set enabled for strict ANSI-C conformity.
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| 437 | */
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| 438 | # define _POSIX_C_SOURCE 1L
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| 439 | # endif
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| 440 | #endif
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| 441 |
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| 442 | #ifndef _ISOC99_SOURCE
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| 443 | /* libmingwex.a provides free-standing implementations for many of the
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| 444 | * functions which were introduced in C99; MinGW headers do not expose
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| 445 | * prototypes for these, unless this feature test macro is defined, by
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| 446 | * the user, or implied by other standards...
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| 447 | */
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| 448 | # if __STDC_VERSION__ >= 199901L || _POSIX_C_SOURCE >= 200112L
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| 449 | # define _ISOC99_SOURCE 1
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| 450 | # endif
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| 451 | #endif
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| 452 |
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| 453 | #if ! defined _MINGW32_SOURCE_EXTENDED && ! defined __STRICT_ANSI__
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| 454 | /*
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| 455 | * Enable mingw32 extensions by default, except when __STRICT_ANSI__
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| 456 | * conformity mode has been enabled.
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| 457 | */
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| 458 | # define _MINGW32_SOURCE_EXTENDED 1
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| 459 | #endif
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| 460 |
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| 461 | #endif /* __MINGW_H: $RCSfile: _mingw.h.in,v $: end of file */
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