glimits.h revision 52284 
1#ifndef _LIMITS_H___
2#ifndef _MACH_MACHLIMITS_H_
3
4/* _MACH_MACHLIMITS_H_ is used on OSF/1.  */
5#define _LIMITS_H___
6#define _MACH_MACHLIMITS_H_
7
8/* Number of bits in a `char'.  */
9#undef CHAR_BIT
10#define CHAR_BIT 8
11
12/* Maximum length of a multibyte character.  */
13#ifndef MB_LEN_MAX
14#define MB_LEN_MAX 1
15#endif
16
17/* Minimum and maximum values a `signed char' can hold.  */
18#undef SCHAR_MIN
19#define SCHAR_MIN (-128)
20#undef SCHAR_MAX
21#define SCHAR_MAX 127
22
23/* Maximum value an `unsigned char' can hold.  (Minimum is 0).  */
24#undef UCHAR_MAX
25#define UCHAR_MAX 255
26
27/* Minimum and maximum values a `char' can hold.  */
28#ifdef __CHAR_UNSIGNED__
29#undef CHAR_MIN
30#define CHAR_MIN 0
31#undef CHAR_MAX
32#define CHAR_MAX 255
33#else
34#undef CHAR_MIN
35#define CHAR_MIN (-128)
36#undef CHAR_MAX
37#define CHAR_MAX 127
38#endif
39
40/* Minimum and maximum values a `signed short int' can hold.  */
41#undef SHRT_MIN
42/* For the sake of 16 bit hosts, we may not use -32768 */
43#define SHRT_MIN (-32767-1)
44#undef SHRT_MAX
45#define SHRT_MAX 32767
46
47/* Maximum value an `unsigned short int' can hold.  (Minimum is 0).  */
48#undef USHRT_MAX
49#define USHRT_MAX 65535
50
51/* Minimum and maximum values a `signed int' can hold.  */
52#ifndef __INT_MAX__
53#define __INT_MAX__ 2147483647
54#endif
55#undef INT_MIN
56#define INT_MIN (-INT_MAX-1)
57#undef INT_MAX
58#define INT_MAX __INT_MAX__
59
60/* Maximum value an `unsigned int' can hold.  (Minimum is 0).  */
61#undef UINT_MAX
62#define UINT_MAX (INT_MAX * 2U + 1)
63
64/* Minimum and maximum values a `signed long int' can hold.
65   (Same as `int').  */
66#ifndef __LONG_MAX__
67#if defined (__alpha__) || defined (__sparc_v9__) || defined (__sparcv9)
68#define __LONG_MAX__ 9223372036854775807L
69#else
70#define __LONG_MAX__ 2147483647L
71#endif /* __alpha__ || sparc64 */
72#endif
73#undef LONG_MIN
74#define LONG_MIN (-LONG_MAX-1)
75#undef LONG_MAX
76#define LONG_MAX __LONG_MAX__
77
78/* Maximum value an `unsigned long int' can hold.  (Minimum is 0).  */
79#undef ULONG_MAX
80#define ULONG_MAX (LONG_MAX * 2UL + 1)
81
82#if defined (__GNU_LIBRARY__) ? defined (__USE_GNU) : !defined (__STRICT_ANSI__)
83/* Minimum and maximum values a `signed long long int' can hold.  */
84#ifndef __LONG_LONG_MAX__
85#define __LONG_LONG_MAX__ 9223372036854775807LL
86#endif
87#undef LONG_LONG_MIN
88#define LONG_LONG_MIN (-LONG_LONG_MAX-1)
89#undef LONG_LONG_MAX
90#define LONG_LONG_MAX __LONG_LONG_MAX__
91
92/* Maximum value an `unsigned long long int' can hold.  (Minimum is 0).  */
93#undef ULONG_LONG_MAX
94#define ULONG_LONG_MAX (LONG_LONG_MAX * 2ULL + 1)
95#endif
96
97#endif /* _MACH_MACHLIMITS_H_ */
98#endif /* _LIMITS_H___ */
99