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author | Araq <rumpf_a@web.de> | 2010-08-28 22:33:07 +0200 |
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committer | Araq <rumpf_a@web.de> | 2010-08-28 22:33:07 +0200 |
commit | 47886978c79a3246295114a853a9cd945d368708 (patch) | |
tree | f006dc90bb9c8c166214ca751af3739b89a73621 /tinyc/win32/include/limits.h | |
parent | b2075302b10b88047ea16007895bff4e46a2fa9c (diff) | |
download | Nim-47886978c79a3246295114a853a9cd945d368708.tar.gz |
tiny C support; cosmetic improvements for the docs
Diffstat (limited to 'tinyc/win32/include/limits.h')
-rwxr-xr-x | tinyc/win32/include/limits.h | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/tinyc/win32/include/limits.h b/tinyc/win32/include/limits.h new file mode 100755 index 000000000..5dc6025fd --- /dev/null +++ b/tinyc/win32/include/limits.h @@ -0,0 +1,115 @@ +/* + * limits.h + * + * Defines constants for the sizes of integral types. + * + * NOTE: GCC should supply a version of this header and it should be safe to + * use that version instead of this one (maybe safer). + * + * This file is part of the Mingw32 package. + * + * Contributors: + * Created by Colin Peters <colin@bird.fu.is.saga-u.ac.jp> + * + * THIS SOFTWARE IS NOT COPYRIGHTED + * + * This source code is offered for use in the public domain. You may + * use, modify or distribute it freely. + * + * This code is distributed in the hope that it will be useful but + * WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY + * DISCLAIMED. This includes but is not limited to warranties of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. + * + * $Revision: 1.2 $ + * $Author: bellard $ + * $Date: 2005/04/17 13:14:29 $ + * + */ + +#ifndef _LIMITS_H_ +#define _LIMITS_H_ + +/* All the headers include this file. */ +#include <_mingw.h> + +/* + * File system limits + * + * TODO: NAME_MAX and OPEN_MAX are file system limits or not? Are they the + * same as FILENAME_MAX and FOPEN_MAX from stdio.h? + * NOTE: Apparently the actual size of PATH_MAX is 260, but a space is + * required for the NUL. TODO: Test? + */ +#define PATH_MAX (259) + +/* + * Characteristics of the char data type. + * + * TODO: Is MB_LEN_MAX correct? + */ +#define CHAR_BIT 8 +#define MB_LEN_MAX 2 + +#define SCHAR_MIN (-128) +#define SCHAR_MAX 127 + +#define UCHAR_MAX 255 + +/* TODO: Is this safe? I think it might just be testing the preprocessor, + * not the compiler itself... */ +#if ('\x80' < 0) +#define CHAR_MIN SCHAR_MIN +#define CHAR_MAX SCHAR_MAX +#else +#define CHAR_MIN 0 +#define CHAR_MAX UCHAR_MAX +#endif + +/* + * Maximum and minimum values for ints. + */ +#define INT_MAX 2147483647 +#define INT_MIN (-INT_MAX-1) + +#define UINT_MAX 0xffffffff + +/* + * Maximum and minimum values for shorts. + */ +#define SHRT_MAX 32767 +#define SHRT_MIN (-SHRT_MAX-1) + +#define USHRT_MAX 0xffff + +/* + * Maximum and minimum values for longs and unsigned longs. + * + * TODO: This is not correct for Alphas, which have 64 bit longs. + */ +#define LONG_MAX 2147483647L + +#define LONG_MIN (-LONG_MAX-1) + +#define ULONG_MAX 0xffffffffUL + + +/* + * The GNU C compiler also allows 'long long int' + */ +#if !defined(__STRICT_ANSI__) && defined(__GNUC__) + +#define LONG_LONG_MAX 9223372036854775807LL +#define LONG_LONG_MIN (-LONG_LONG_MAX-1) + +#define ULONG_LONG_MAX (2ULL * LONG_LONG_MAX + 1) + +/* ISO C9x macro names */ +#define LLONG_MAX LONG_LONG_MAX +#define LLONG_MIN LONG_LONG_MIN +#define ULLONG_MAX ULONG_LONG_MAX + +#endif /* Not Strict ANSI and GNU C compiler */ + + +#endif /* not _LIMITS_H_ */ |