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37797282 | 1 | #ifndef _LIMITS_H___ |
37797282 | 2 | #define _LIMITS_H___ |
f8fcec3a | 3 | |
dcaaea92 MM |
4 | /* Number of bits in a `char'. */ |
5 | #undef CHAR_BIT | |
676997cf | 6 | #define CHAR_BIT __CHAR_BIT__ |
dcaaea92 | 7 | |
706fdb45 ILT |
8 | /* Maximum length of a multibyte character. */ |
9 | #ifndef MB_LEN_MAX | |
dcaaea92 | 10 | #define MB_LEN_MAX 1 |
706fdb45 | 11 | #endif |
dcaaea92 MM |
12 | |
13 | /* Minimum and maximum values a `signed char' can hold. */ | |
14 | #undef SCHAR_MIN | |
676997cf | 15 | #define SCHAR_MIN (-SCHAR_MAX - 1) |
dcaaea92 | 16 | #undef SCHAR_MAX |
676997cf | 17 | #define SCHAR_MAX __SCHAR_MAX__ |
dcaaea92 MM |
18 | |
19 | /* Maximum value an `unsigned char' can hold. (Minimum is 0). */ | |
20 | #undef UCHAR_MAX | |
676997cf RH |
21 | #if __SCHAR_MAX__ == __INT_MAX__ |
22 | # define UCHAR_MAX (SCHAR_MAX * 2U + 1U) | |
23 | #else | |
24 | # define UCHAR_MAX (SCHAR_MAX * 2 + 1) | |
25 | #endif | |
dcaaea92 MM |
26 | |
27 | /* Minimum and maximum values a `char' can hold. */ | |
28 | #ifdef __CHAR_UNSIGNED__ | |
676997cf RH |
29 | # undef CHAR_MIN |
30 | # if __SCHAR_MAX__ == __INT_MAX__ | |
31 | # define CHAR_MIN 0U | |
32 | # else | |
33 | # define CHAR_MIN 0 | |
34 | # endif | |
35 | # undef CHAR_MAX | |
36 | # define CHAR_MAX UCHAR_MAX | |
dcaaea92 | 37 | #else |
676997cf RH |
38 | # undef CHAR_MIN |
39 | # define CHAR_MIN SCHAR_MIN | |
40 | # undef CHAR_MAX | |
41 | # define CHAR_MAX SCHAR_MAX | |
39bd2948 RL |
42 | #endif |
43 | ||
dcaaea92 MM |
44 | /* Minimum and maximum values a `signed short int' can hold. */ |
45 | #undef SHRT_MIN | |
676997cf | 46 | #define SHRT_MIN (-SHRT_MAX - 1) |
dcaaea92 | 47 | #undef SHRT_MAX |
39bd2948 | 48 | #define SHRT_MAX __SHRT_MAX__ |
dcaaea92 | 49 | |
51da3560 VM |
50 | /* Maximum value an `unsigned short int' can hold. (Minimum is 0). */ |
51 | #undef USHRT_MAX | |
39bd2948 | 52 | #if __SHRT_MAX__ == __INT_MAX__ |
676997cf | 53 | # define USHRT_MAX (SHRT_MAX * 2U + 1U) |
51da3560 | 54 | #else |
676997cf | 55 | # define USHRT_MAX (SHRT_MAX * 2 + 1) |
51da3560 VM |
56 | #endif |
57 | ||
676997cf RH |
58 | /* Minimum and maximum values a `signed int' can hold. */ |
59 | #undef INT_MIN | |
60 | #define INT_MIN (-INT_MAX - 1) | |
61 | #undef INT_MAX | |
62 | #define INT_MAX __INT_MAX__ | |
63 | ||
dcaaea92 MM |
64 | /* Maximum value an `unsigned int' can hold. (Minimum is 0). */ |
65 | #undef UINT_MAX | |
676997cf | 66 | #define UINT_MAX (INT_MAX * 2U + 1U) |
dcaaea92 MM |
67 | |
68 | /* Minimum and maximum values a `signed long int' can hold. | |
69 | (Same as `int'). */ | |
70 | #undef LONG_MIN | |
676997cf | 71 | #define LONG_MIN (-LONG_MAX - 1L) |
dcaaea92 | 72 | #undef LONG_MAX |
bd90e97e | 73 | #define LONG_MAX __LONG_MAX__ |
dcaaea92 MM |
74 | |
75 | /* Maximum value an `unsigned long int' can hold. (Minimum is 0). */ | |
76 | #undef ULONG_MAX | |
676997cf | 77 | #define ULONG_MAX (LONG_MAX * 2UL + 1UL) |
0c96ce22 JM |
78 | |
79 | #if defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L | |
80 | /* Minimum and maximum values a `signed long long int' can hold. */ | |
676997cf RH |
81 | # undef LLONG_MIN |
82 | # define LLONG_MIN (-LLONG_MAX - 1LL) | |
83 | # undef LLONG_MAX | |
84 | # define LLONG_MAX __LONG_LONG_MAX__ | |
0c96ce22 JM |
85 | |
86 | /* Maximum value an `unsigned long long int' can hold. (Minimum is 0). */ | |
676997cf RH |
87 | # undef ULLONG_MAX |
88 | # define ULLONG_MAX (LLONG_MAX * 2ULL + 1ULL) | |
0c96ce22 JM |
89 | #endif |
90 | ||
91 | #if defined (__GNU_LIBRARY__) ? defined (__USE_GNU) : !defined (__STRICT_ANSI__) | |
92 | /* Minimum and maximum values a `signed long long int' can hold. */ | |
676997cf RH |
93 | # undef LONG_LONG_MIN |
94 | # define LONG_LONG_MIN (-LONG_LONG_MAX - 1LL) | |
95 | # undef LONG_LONG_MAX | |
96 | # define LONG_LONG_MAX __LONG_LONG_MAX__ | |
3eb2ae15 RS |
97 | |
98 | /* Maximum value an `unsigned long long int' can hold. (Minimum is 0). */ | |
676997cf RH |
99 | # undef ULONG_LONG_MAX |
100 | # define ULONG_LONG_MAX (LONG_LONG_MAX * 2ULL + 1ULL) | |
3eb2ae15 RS |
101 | #endif |
102 | ||
37797282 | 103 | #endif /* _LIMITS_H___ */ |