107 lines
2.6 KiB
C
107 lines
2.6 KiB
C
/* @(#)limits.h 1.1 94/10/31 SMI */
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#ifndef _xpg_limits.h
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#define _xpg_limits.h
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/* Copyright (c) 1988
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* Sun Microsystems Inc */
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/* limits.h for ANSI C and POSIX AND XPG87 */
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#ifndef _sys_limits_h
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#define _sys_limits_h
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#ifndef _sys_param_h
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#include <sys/param.h>
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#endif
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#ifndef _sys_dirent_h
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#include <sys/dirent.h>
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#endif
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#ifndef KERNEL
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#include <values.h>
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#endif
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#define CHAR_BIT 0x8
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#define SCHAR_MIN -0x80
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#define SCHAR_MAX 0x7F
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#define UCHAR_MAX 0xFF
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#define CHAR_MIN -0x80
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#define CHAR_MAX 0x7F
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#define SHRT_MIN -0x8000
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#define SHRT_MAX 0x7FFF
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#define USHRT_MAX 0xFFFF
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#define INT_MIN -0x80000000
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#define INT_MAX 0x7FFFFFFF
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#define UINT_MAX 0xFFFFFFFF
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#define LONG_MIN -0x80000000
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#define LONG_MAX 0x7FFFFFFF
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#define ULONG_MAX 0xFFFFFFFF
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#define MAX_CANON CANBSIZ
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#define NGROUPS_MAX NGROUPS
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#define PID_MAX MAXPID
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#define UID_MAX MAXUID
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#define ARG_MAX NCARGS
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#define NAME_MAX MAXNAMLEN
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#define PATH_MAX MAXPATHLEN
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#define LINK_MAX MAXLINK
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/*
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* All Posix systems must support the following values
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* A system may support less restrictive values
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*/
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#define _POSIX_ARG_MAX 4096
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#define _POSIX_CHILD_MAX 6
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#define _POSIX_LINK_MAX 8
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#define _POSIX_MAX_CANON 255
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#define _POSIX_MAX_INPUT 255
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#define _POSIX_NAME_MAX 14
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#define _POSIX_NGROUPS_MAX 0
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#define _POSIX_OPEN_MAX 16
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#define _POSIX_PATH_MAX 255
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#define _POSIX_PIPE_BUF 512
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#endif /* !_sys_limits_h */
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/* Warning -- these limits are for backwards compatibility with XPG2
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* The following packet of constants are different in XPG3 and POSIX.
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* Some have become runtime variable and must be treated as such
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*/
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#define CLK_TCK 60
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#define FCHR_MAX 1000000 /* Portabilty value */
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#define PASS_MAX 8 /* Portability value */
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#define CHILD_MAX 133 /* With default kernel */
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#define OPEN_MAX 256 /* With default kernel */
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#define PIPE_MAX PIPE_BUF
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#define LOCK_MAX 32 /* XPG3 Deleted */
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#define PROC_MAX 8 /* XPG3 Deleted */
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#define TMP_MAX 10000
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#define SYS_NMLN 9
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#define DBL_DIG DMAXEXP
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#define FLT_DIG FMAXEXP
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#define LONG_BIT 32
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#define MAX_CHAR CANBSIZ
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#define SYSPID_MAX PID_MAX
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#define STD_BLK MAXBSIZE
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#define USI_MAX UINT_MAX
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#define WORD_BIT 32
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#define DBL_MIN MINDOUBLE
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#define FLT_MIN MINFLOAT
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#define DBL_MAX MAXDOUBLE
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#define FLT_MAX MAXFLOAT
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/* NLS parts */
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#define NL_ARGMAX 9 /* Max value of 'digit' in calls to
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* NLS printf and scanf functions. */
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#define NL_MSGMAX 32767 /* Max message number */
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#define NL_SETMAX 255 /* Max set number */
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#define NL_TEXTMAX 255 /* Max no. of bytes in a message string */
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#endif /* _xpg_limits.h */
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