2 * SPDX-License-Identifier: BSD-3-Clause
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34 #ifndef _SYS_LIMITS_H_
35 #define _SYS_LIMITS_H_
37 #include <sys/cdefs.h>
38 #include <machine/_limits.h>
40 #define CHAR_BIT __CHAR_BIT /* number of bits in a char */
42 #define SCHAR_MAX __SCHAR_MAX /* max value for a signed char */
43 #define SCHAR_MIN __SCHAR_MIN /* min value for a signed char */
45 #define UCHAR_MAX __UCHAR_MAX /* max value for an unsigned char */
47 #ifdef __CHAR_UNSIGNED__
48 #define CHAR_MAX UCHAR_MAX /* max value for a char */
49 #define CHAR_MIN 0 /* min value for a char */
51 #define CHAR_MAX SCHAR_MAX
52 #define CHAR_MIN SCHAR_MIN
55 #define USHRT_MAX __USHRT_MAX /* max value for an unsigned short */
56 #define SHRT_MAX __SHRT_MAX /* max value for a short */
57 #define SHRT_MIN __SHRT_MIN /* min value for a short */
59 #define UINT_MAX __UINT_MAX /* max value for an unsigned int */
60 #define INT_MAX __INT_MAX /* max value for an int */
61 #define INT_MIN __INT_MIN /* min value for an int */
63 #define ULONG_MAX __ULONG_MAX /* max for an unsigned long */
64 #define LONG_MAX __LONG_MAX /* max for a long */
65 #define LONG_MIN __LONG_MIN /* min for a long */
67 #ifdef __LONG_LONG_SUPPORTED
68 #define ULLONG_MAX __ULLONG_MAX /* max for an unsigned long long */
69 #define LLONG_MAX __LLONG_MAX /* max for a long long */
70 #define LLONG_MIN __LLONG_MIN /* min for a long long */
73 #if __POSIX_VISIBLE || __XSI_VISIBLE
74 #define SSIZE_MAX __SSIZE_MAX /* max value for an ssize_t */
77 #if __POSIX_VISIBLE >= 200112 || __XSI_VISIBLE
78 #define SIZE_T_MAX __SIZE_T_MAX /* max value for a size_t */
80 #define OFF_MAX __OFF_MAX /* max value for an off_t */
81 #define OFF_MIN __OFF_MIN /* min value for an off_t */
85 #define GID_MAX UINT_MAX /* max value for a gid_t */
86 #define UID_MAX UINT_MAX /* max value for a uid_t */
88 #define UQUAD_MAX (__UQUAD_MAX) /* max value for a uquad_t */
89 #define QUAD_MAX (__QUAD_MAX) /* max value for a quad_t */
90 #define QUAD_MIN (__QUAD_MIN) /* min value for a quad_t */
93 #if __XSI_VISIBLE || __POSIX_VISIBLE >= 200809
94 #define LONG_BIT __LONG_BIT
95 #define WORD_BIT __WORD_BIT
99 #define MQ_PRIO_MAX 64
102 #endif /* !_SYS_LIMITS_H_ */