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Diffstat (limited to 'private/crt32/h/limits.h')
| -rw-r--r-- | private/crt32/h/limits.h | 89 |
1 files changed, 89 insertions, 0 deletions
diff --git a/private/crt32/h/limits.h b/private/crt32/h/limits.h new file mode 100644 index 000000000..0cdde7d1f --- /dev/null +++ b/private/crt32/h/limits.h @@ -0,0 +1,89 @@ +/*** +*limits.h - implementation dependent values +* +* Copyright (c) 1985-1993, Microsoft Corporation. All rights reserved. +* +*Purpose: +* Contains defines for a number of implementation dependent values +* which are commonly used in C programs. +* [ANSI] +* +*Revision History: +* 06-03-87 JMB Added support for unsigned char max values +* 08-19-88 GJF Revised to also support the 386 +* 04-28-89 SKS Put parentheses around negative constants +* 08-17-89 GJF Cleanup, now specific to 386 +* 10-30-89 GJF Fixed copyright +* 11-15-89 KRS Add MB_LEN_MAX, fix CHAR_MIN/MAX, order like ANSI spec. +* 03-01-90 GJF Added #ifndef _INC_LIMITS stuff +* 02-21-91 KRS Change MB_LEN_MAX to 2 for C 7.00. +* 03-30-92 DJM POSIX support. +* 08-22-92 SRW Fix value of _POSIX_ARG_MAX +* 12-14-92 SRW Fix value of _POSIX_ARG_MAX again +* 12-14-92 SRW Back merge MattBr's changes from 10/29/92 +* 01-15-93 CFW Added __c_lconvinit dummy variable. +* 01-28-93 SRW MAke PATH_MAX for Posix right for Posix +* 02-01-93 CFW Removed __c_lconvinit vars to locale.h. +* 03-10-93 MJB More fixes for Posix. +* 04-20-93 GJF Changed SCHAR_MIN, SHRT_MIN, INT_MIN, LONG_MIN +* +****/ + +#ifndef _INC_LIMITS + +#define CHAR_BIT 8 /* number of bits in a char */ +#define SCHAR_MIN (-128) /* minimum signed char value */ +#define SCHAR_MAX 127 /* maximum signed char value */ +#define UCHAR_MAX 0xff /* maximum unsigned char value */ + +#ifndef _CHAR_UNSIGNED +#define CHAR_MIN SCHAR_MIN /* mimimum char value */ +#define CHAR_MAX SCHAR_MAX /* maximum char value */ +#else +#define CHAR_MIN 0 +#define CHAR_MAX UCHAR_MAX +#endif /* _CHAR_UNSIGNED */ + +#define MB_LEN_MAX 2 /* max. # bytes in multibyte char */ +#define SHRT_MIN (-32768) /* minimum (signed) short value */ +#define SHRT_MAX 32767 /* maximum (signed) short value */ +#define USHRT_MAX 0xffff /* maximum unsigned short value */ +#define INT_MIN (-2147483647 - 1) /* minimum (signed) int value */ +#define INT_MAX 2147483647 /* maximum (signed) int value */ +#define UINT_MAX 0xffffffff /* maximum unsigned int value */ +#define LONG_MIN (-2147483647 - 1) /* minimum (signed) long value */ +#define LONG_MAX 2147483647 /* maximum (signed) long value */ +#define ULONG_MAX 0xffffffff /* maximum unsigned long value */ + +#ifdef _POSIX_ + +#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 +#define _POSIX_SSIZE_MAX 32767 +#define _POSIX_STREAM_MAX 8 +#define _POSIX_TZNAME_MAX 3 + +#define ARG_MAX 14500 /* 16k heap, minus overhead */ +#define MAX_CANON _POSIX_MAX_CANON +#define MAX_INPUT _POSIX_MAX_INPUT +#define NAME_MAX 255 +#define NGROUPS_MAX 16 +#define OPEN_MAX 32 +#define PATH_MAX 512 +#define PIPE_BUF _POSIX_PIPE_BUF +#define SSIZE_MAX _POSIX_SSIZE_MAX +#define STREAM_MAX 20 +#define TZNAME_MAX 10 + +#endif /* POSIX */ + +#define _INC_LIMITS +#endif /* _INC_LIMITS */ |