diff options
Diffstat (limited to 'newlib/libc/include/limits.h')
| -rw-r--r-- | newlib/libc/include/limits.h | 127 |
1 files changed, 127 insertions, 0 deletions
diff --git a/newlib/libc/include/limits.h b/newlib/libc/include/limits.h new file mode 100644 index 000000000..53a7a41d6 --- /dev/null +++ b/newlib/libc/include/limits.h @@ -0,0 +1,127 @@ +#ifndef _LIBC_LIMITS_H_ +# define _LIBC_LIMITS_H_ 1 + +#include <newlib.h> + +# ifdef _MB_LEN_MAX +# define MB_LEN_MAX _MB_LEN_MAX +# else +# define MB_LEN_MAX 1 +# endif + +/* if do not have #include_next support, then we + have to define the limits here. */ +# if !defined __GNUC__ || __GNUC__ < 2 + +# ifndef _LIMITS_H +# define _LIMITS_H 1 + +# include <sys/config.h> + +/* Number of bits in a `char'. */ +# undef CHAR_BIT +# define CHAR_BIT 8 + +/* Minimum and maximum values a `signed char' can hold. */ +# undef SCHAR_MIN +# define SCHAR_MIN (-128) +# undef SCHAR_MAX +# define SCHAR_MAX 127 + +/* Maximum value an `unsigned char' can hold. (Minimum is 0). */ +# undef UCHAR_MAX +# define UCHAR_MAX 255 + +/* Minimum and maximum values a `char' can hold. */ +# ifdef __CHAR_UNSIGNED__ +# undef CHAR_MIN +# define CHAR_MIN 0 +# undef CHAR_MAX +# define CHAR_MAX 255 +# else +# undef CHAR_MIN +# define CHAR_MIN (-128) +# undef CHAR_MAX +# define CHAR_MAX 127 +# endif + +/* Minimum and maximum values a `signed short int' can hold. */ +# undef SHRT_MIN +/* For the sake of 16 bit hosts, we may not use -32768 */ +# define SHRT_MIN (-32767-1) +# undef SHRT_MAX +# define SHRT_MAX 32767 + +/* Maximum value an `unsigned short int' can hold. (Minimum is 0). */ +# undef USHRT_MAX +# define USHRT_MAX 65535 + +/* Minimum and maximum values a `signed int' can hold. */ +# ifndef __INT_MAX__ +# define __INT_MAX__ 2147483647 +# endif +# undef INT_MIN +# define INT_MIN (-INT_MAX-1) +# undef INT_MAX +# define INT_MAX __INT_MAX__ + +/* Maximum value an `unsigned int' can hold. (Minimum is 0). */ +# undef UINT_MAX +# define UINT_MAX (INT_MAX * 2U + 1) + +/* Minimum and maximum values a `signed long int' can hold. + (Same as `int'). */ +# ifndef __LONG_MAX__ +# if defined (__alpha__) || (defined (__sparc__) && defined(__arch64__)) || defined (__sparcv9) +# define __LONG_MAX__ 9223372036854775807L +# else +# define __LONG_MAX__ 2147483647L +# endif /* __alpha__ || sparc64 */ +# endif +# undef LONG_MIN +# define LONG_MIN (-LONG_MAX-1) +# undef LONG_MAX +# define LONG_MAX __LONG_MAX__ + +/* Maximum value an `unsigned long int' can hold. (Minimum is 0). */ +# undef ULONG_MAX +# define ULONG_MAX (LONG_MAX * 2UL + 1) + +# ifndef __LONG_LONG_MAX__ +# define __LONG_LONG_MAX__ 9223372036854775807LL +# endif + +# if defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L +/* Minimum and maximum values a `signed long long int' can hold. */ +# undef LLONG_MIN +# define LLONG_MIN (-LLONG_MAX-1) +# undef LLONG_MAX +# define LLONG_MAX __LONG_LONG_MAX__ + +/* Maximum value an `unsigned long long int' can hold. (Minimum is 0). */ +# undef ULLONG_MAX +# define ULLONG_MAX (LLONG_MAX * 2ULL + 1) +# endif + +# if defined (__GNU_LIBRARY__) ? defined (__USE_GNU) : !defined (__STRICT_ANSI__) +/* Minimum and maximum values a `signed long long int' can hold. */ +# undef LONG_LONG_MIN +# define LONG_LONG_MIN (-LONG_LONG_MAX-1) +# undef LONG_LONG_MAX +# define LONG_LONG_MAX __LONG_LONG_MAX__ + +/* Maximum value an `unsigned long long int' can hold. (Minimum is 0). */ +# undef ULONG_LONG_MAX +# define ULONG_LONG_MAX (LONG_LONG_MAX * 2ULL + 1) +# endif + +# endif /* _LIMITS_H */ +# endif /* GCC 2. */ + +#endif /* !_LIBC_LIMITS_H_ */ + +#if defined __GNUC__ && !defined _GCC_LIMITS_H_ +/* `_GCC_LIMITS_H_' is what GCC's file defines. */ +# include_next <limits.h> +#endif /* __GNUC__ && !_GCC_LIMITS_H_ */ + |