source: Daodan/MSYS2/mingw32/lib/gcc/i686-w64-mingw32/11.2.0/include-fixed/limits.h@ 1171

Last change on this file since 1171 was 1166, checked in by rossy, 3 years ago

Daodan: Replace MinGW build env with an up-to-date MSYS2 env

File size: 6.2 KB
Line 
1/* Copyright (C) 1992-2021 Free Software Foundation, Inc.
2
3This file is part of GCC.
4
5GCC is free software; you can redistribute it and/or modify it under
6the terms of the GNU General Public License as published by the Free
7Software Foundation; either version 3, or (at your option) any later
8version.
9
10GCC is distributed in the hope that it will be useful, but WITHOUT ANY
11WARRANTY; without even the implied warranty of MERCHANTABILITY or
12FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
13for more details.
14
15Under Section 7 of GPL version 3, you are granted additional
16permissions described in the GCC Runtime Library Exception, version
173.1, as published by the Free Software Foundation.
18
19You should have received a copy of the GNU General Public License and
20a copy of the GCC Runtime Library Exception along with this program;
21see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
22<http://www.gnu.org/licenses/>. */
23
24/* This administrivia gets added to the beginning of limits.h
25 if the system has its own version of limits.h. */
26
27/* We use _GCC_LIMITS_H_ because we want this not to match
28 any macros that the system's limits.h uses for its own purposes. */
29#ifndef _GCC_LIMITS_H_ /* Terminated in limity.h. */
30#define _GCC_LIMITS_H_
31
32#ifndef _LIBC_LIMITS_H_
33/* Use "..." so that we find syslimits.h only in this same directory. */
34#include "syslimits.h"
35#endif
36/* Copyright (C) 1991-2021 Free Software Foundation, Inc.
37
38This file is part of GCC.
39
40GCC is free software; you can redistribute it and/or modify it under
41the terms of the GNU General Public License as published by the Free
42Software Foundation; either version 3, or (at your option) any later
43version.
44
45GCC is distributed in the hope that it will be useful, but WITHOUT ANY
46WARRANTY; without even the implied warranty of MERCHANTABILITY or
47FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
48for more details.
49
50Under Section 7 of GPL version 3, you are granted additional
51permissions described in the GCC Runtime Library Exception, version
523.1, as published by the Free Software Foundation.
53
54You should have received a copy of the GNU General Public License and
55a copy of the GCC Runtime Library Exception along with this program;
56see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
57<http://www.gnu.org/licenses/>. */
58
59#ifndef _LIMITS_H___
60#define _LIMITS_H___
61
62/* Number of bits in a `char'. */
63#undef CHAR_BIT
64#define CHAR_BIT __CHAR_BIT__
65
66/* Maximum length of a multibyte character. */
67#ifndef MB_LEN_MAX
68#define MB_LEN_MAX 1
69#endif
70
71/* Minimum and maximum values a `signed char' can hold. */
72#undef SCHAR_MIN
73#define SCHAR_MIN (-SCHAR_MAX - 1)
74#undef SCHAR_MAX
75#define SCHAR_MAX __SCHAR_MAX__
76
77/* Maximum value an `unsigned char' can hold. (Minimum is 0). */
78#undef UCHAR_MAX
79#if __SCHAR_MAX__ == __INT_MAX__
80# define UCHAR_MAX (SCHAR_MAX * 2U + 1U)
81#else
82# define UCHAR_MAX (SCHAR_MAX * 2 + 1)
83#endif
84
85/* Minimum and maximum values a `char' can hold. */
86#ifdef __CHAR_UNSIGNED__
87# undef CHAR_MIN
88# if __SCHAR_MAX__ == __INT_MAX__
89# define CHAR_MIN 0U
90# else
91# define CHAR_MIN 0
92# endif
93# undef CHAR_MAX
94# define CHAR_MAX UCHAR_MAX
95#else
96# undef CHAR_MIN
97# define CHAR_MIN SCHAR_MIN
98# undef CHAR_MAX
99# define CHAR_MAX SCHAR_MAX
100#endif
101
102/* Minimum and maximum values a `signed short int' can hold. */
103#undef SHRT_MIN
104#define SHRT_MIN (-SHRT_MAX - 1)
105#undef SHRT_MAX
106#define SHRT_MAX __SHRT_MAX__
107
108/* Maximum value an `unsigned short int' can hold. (Minimum is 0). */
109#undef USHRT_MAX
110#if __SHRT_MAX__ == __INT_MAX__
111# define USHRT_MAX (SHRT_MAX * 2U + 1U)
112#else
113# define USHRT_MAX (SHRT_MAX * 2 + 1)
114#endif
115
116/* Minimum and maximum values a `signed int' can hold. */
117#undef INT_MIN
118#define INT_MIN (-INT_MAX - 1)
119#undef INT_MAX
120#define INT_MAX __INT_MAX__
121
122/* Maximum value an `unsigned int' can hold. (Minimum is 0). */
123#undef UINT_MAX
124#define UINT_MAX (INT_MAX * 2U + 1U)
125
126/* Minimum and maximum values a `signed long int' can hold.
127 (Same as `int'). */
128#undef LONG_MIN
129#define LONG_MIN (-LONG_MAX - 1L)
130#undef LONG_MAX
131#define LONG_MAX __LONG_MAX__
132
133/* Maximum value an `unsigned long int' can hold. (Minimum is 0). */
134#undef ULONG_MAX
135#define ULONG_MAX (LONG_MAX * 2UL + 1UL)
136
137#if defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
138/* Minimum and maximum values a `signed long long int' can hold. */
139# undef LLONG_MIN
140# define LLONG_MIN (-LLONG_MAX - 1LL)
141# undef LLONG_MAX
142# define LLONG_MAX __LONG_LONG_MAX__
143
144/* Maximum value an `unsigned long long int' can hold. (Minimum is 0). */
145# undef ULLONG_MAX
146# define ULLONG_MAX (LLONG_MAX * 2ULL + 1ULL)
147#endif
148
149#if defined (__GNU_LIBRARY__) ? defined (__USE_GNU) : !defined (__STRICT_ANSI__)
150/* Minimum and maximum values a `signed long long int' can hold. */
151# undef LONG_LONG_MIN
152# define LONG_LONG_MIN (-LONG_LONG_MAX - 1LL)
153# undef LONG_LONG_MAX
154# define LONG_LONG_MAX __LONG_LONG_MAX__
155
156/* Maximum value an `unsigned long long int' can hold. (Minimum is 0). */
157# undef ULONG_LONG_MAX
158# define ULONG_LONG_MAX (LONG_LONG_MAX * 2ULL + 1ULL)
159#endif
160
161#if (defined __STDC_WANT_IEC_60559_BFP_EXT__ \
162 || (defined (__STDC_VERSION__) && __STDC_VERSION__ > 201710L))
163/* TS 18661-1 / C2X widths of integer types. */
164# undef CHAR_WIDTH
165# define CHAR_WIDTH __SCHAR_WIDTH__
166# undef SCHAR_WIDTH
167# define SCHAR_WIDTH __SCHAR_WIDTH__
168# undef UCHAR_WIDTH
169# define UCHAR_WIDTH __SCHAR_WIDTH__
170# undef SHRT_WIDTH
171# define SHRT_WIDTH __SHRT_WIDTH__
172# undef USHRT_WIDTH
173# define USHRT_WIDTH __SHRT_WIDTH__
174# undef INT_WIDTH
175# define INT_WIDTH __INT_WIDTH__
176# undef UINT_WIDTH
177# define UINT_WIDTH __INT_WIDTH__
178# undef LONG_WIDTH
179# define LONG_WIDTH __LONG_WIDTH__
180# undef ULONG_WIDTH
181# define ULONG_WIDTH __LONG_WIDTH__
182# undef LLONG_WIDTH
183# define LLONG_WIDTH __LONG_LONG_WIDTH__
184# undef ULLONG_WIDTH
185# define ULLONG_WIDTH __LONG_LONG_WIDTH__
186#endif
187
188#if defined (__STDC_VERSION__) && __STDC_VERSION__ > 201710L
189/* C2X width and limit of _Bool. */
190# undef BOOL_MAX
191# define BOOL_MAX 1
192# undef BOOL_WIDTH
193# define BOOL_WIDTH 1
194#endif
195
196#endif /* _LIMITS_H___ */
197/* This administrivia gets added to the end of limits.h
198 if the system has its own version of limits.h. */
199
200#else /* not _GCC_LIMITS_H_ */
201
202#ifdef _GCC_NEXT_LIMITS_H
203#include_next <limits.h> /* recurse down to the real one */
204#endif
205
206#endif /* not _GCC_LIMITS_H_ */
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