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1.1 root 1: /***
2: *limits.h - implementation dependent values
3: *
4: * Copyright (c) 1985-1991, Microsoft Corporation. All rights reserved.
5: *
6: *Purpose:
7: * Contains defines for a number of implementation dependent values
8: * which are commonly used in C programs.
9: * [ANSI]
10: *
11: ****/
12:
13: #ifndef _INC_LIMITS
14:
15: #define CHAR_BIT 8 /* number of bits in a char */
16: #define SCHAR_MIN (-127) /* minimum signed char value */
17: #define SCHAR_MAX 127 /* maximum signed char value */
18: #define UCHAR_MAX 0xff /* maximum unsigned char value */
19: #ifndef _CHAR_UNSIGNED
20: #define CHAR_MIN SCHAR_MIN /* mimimum char value */
21: #define CHAR_MAX SCHAR_MAX /* maximum char value */
22: #else
23: #define CHAR_MIN 0
24: #define CHAR_MAX UCHAR_MAX
25: #endif
26: #define MB_LEN_MAX 2 /* max. # bytes in multibyte char */
27: #define SHRT_MIN (-32767) /* minimum (signed) short value */
28: #define SHRT_MAX 32767 /* maximum (signed) short value */
29: #define USHRT_MAX 0xffff /* maximum unsigned short value */
30: #define INT_MIN (-2147483647) /* minimum (signed) int value */
31: #define INT_MAX 2147483647 /* maximum (signed) int value */
32: #define UINT_MAX 0xffffffff /* maximum unsigned int value */
33: #define LONG_MIN (-2147483647) /* minimum (signed) long value */
34: #define LONG_MAX 2147483647 /* maximum (signed) long value */
35: #define ULONG_MAX 0xffffffff /* maximum unsigned long value */
36:
1.1.1.2 ! root 37: #ifdef _POSIX_
! 38:
! 39: #define _POSIX_ARG_MAX 4096
! 40: #define _POSIX_CHILD_MAX 6
! 41: #define _POSIX_LINK_MAX 8
! 42: #define _POSIX_MAX_CANON 255
! 43: #define _POSIX_MAX_INPUT 255
! 44: #define _POSIX_NAME_MAX 14
! 45: #define _POSIX_NGROUPS_MAX 0
! 46: #define _POSIX_OPEN_MAX 16
! 47: #define _POSIX_PATH_MAX 255
! 48: #define _POSIX_PIPE_BUF 512
! 49:
! 50:
! 51: #define NGROUPS_MAX _POSIX_NGROUPS_MAX
! 52:
! 53:
! 54: #define ARG_MAX _POSIX_ARG_MAX
! 55: #define CHILD_MAX _POSIX_CHILD_MAX
! 56: #define OPEN_MAX _POSIX_OPEN_MAX
! 57:
! 58: #define LINK_MAX _POSIX_LINK_MAX
! 59: #define MAX_CANON _POSIX_MAX_CANON
! 60: #define MAX_INPUT _POSIX_MAX_INPUT
! 61: #define NAME_MAX _POSIX_NAME_MAX
! 62: #define PATH_MAX _POSIX_PATH_MAX
! 63: #define PIPE_BUF _POSIX_PIPE_BUF
! 64:
! 65: #endif /* POSIX */
! 66:
1.1 root 67: #define _INC_LIMITS
68: #endif /* _INC_LIMITS */
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