2021-10-11 18:37:13 -03:00

107 lines
2.6 KiB
C

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