home
***
CD-ROM
|
disk
|
FTP
|
other
***
search
/
PC World Komputer 1997 May
/
Pcwk0597.iso
/
sybase
/
starbuck
/
h.z
/
LIMITS.H
< prev
next >
Wrap
C/C++ Source or Header
|
1996-07-24
|
4KB
|
79 lines
/*
* limits.h Machine and OS limits
*
* Copyright by WATCOM International Corp. 1988-1996. All rights reserved.
*/
#ifndef _LIMITS_H_INCLUDED
#define _LIMITS_H_INCLUDED
#ifndef MB_CUR_MAX
#define MB_CUR_MAX 2
#endif
#ifndef MB_LEN_MAX
#define MB_LEN_MAX 2
#endif
/*
* ANSI required limits
*/
#define CHAR_BIT 8 /* number of bits in a byte */
#ifdef __CHAR_SIGNED__
#define CHAR_MIN (-128) /* minimum value of a char */
#define CHAR_MAX 127 /* maximum value of a char */
#else
#define CHAR_MIN 0 /* minimum value of a char */
#define CHAR_MAX 255 /* maximum value of a char */
#endif
#define SCHAR_MIN (-128) /* minimum value of a signed char */
#define SCHAR_MAX 127 /* maximum value of a signed char */
#define UCHAR_MAX 255U /* maximum value of an unsigned char */
#define SHRT_MIN (-32767-1) /* minimum value of a short int */
#define SHRT_MAX 32767 /* maximum value of a short int */
#define USHRT_MAX 65535U /* maximum value of an unsigned short */
#define LONG_MAX 2147483647L /* maximum value of a long int */
#define LONG_MIN (-2147483647L-1) /* minimum value of a long int */
#define ULONG_MAX 4294967295UL /* maximum value of an unsigned long*/
#if defined(__386__) || defined(__AXP__) || defined(__PPC__)
#define INT_MIN (-2147483647-1) /* minimum value of an int */
#define INT_MAX 2147483647 /* maximum value of an int */
#define UINT_MAX 4294967295U /* maximum value of an unsigned int*/
#else
#define INT_MIN (-32767-1) /* minimum value of an int */
#define INT_MAX 32767 /* maximum value of an int */
#define UINT_MAX 65535U /* maximum value of an unsigned int*/
#endif
#ifdef __WATCOM_INT64__
#define LONGLONG_MIN (-9223372036854775807I64-1)
/* minimum value of an __int64 */
#define LONGLONG_MAX 9223372036854775807I64
/* maximum value of an __int64 */
#define ULONGLONG_MAX 18446744073709551615UI64
/* maximum value of an unsigned __int64*/
#endif
#define _I8_MIN SCHAR_MIN /* minimum value of a signed 8 bit type */
#define _I8_MAX SCHAR_MAX /* maximum value of a signed 8 bit type */
#define _UI8_MAX UCHAR_MAX /* maximum value of an unsigned 8 bit type*/
#define _I16_MIN SHRT_MIN /* minimum value of a signed 16 bit type */
#define _I16_MAX SHRT_MAX /* maximum value of a signed 16 bit type */
#define _UI16_MAX USHRT_MAX /* maximum value of an unsigned 16 bit type*/
#define _I32_MIN LONG_MIN /* minimum value of a signed 32 bit type */
#define _I32_MAX LONG_MAX /* maximum value of a signed 32 bit type */
#define _UI32_MAX ULONG_MAX /* maximum value of an unsigned 32 bit type*/
#ifdef __WATCOM_INT64__
#define _I64_MIN LONGLONG_MIN /* minimum value of a signed 64 bit type */
#define _I64_MAX LONGLONG_MAX /* maximum value of a signed 64 bit type */
#define _UI64_MAX ULONGLONG_MAX /* maximum value of an unsigned 64 bit type*/
#endif
#define TZNAME_MAX 128 /* The maximum number of bytes */
/* supported for the name of a time */
/* zone (not of the TZ variable). */
#endif