diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/limits.h | 30 | ||||
| -rw-r--r-- | include/linux/kernel.h | 11 |
2 files changed, 28 insertions, 13 deletions
diff --git a/include/limits.h b/include/limits.h index 1d0bbf69be7..4dcfbe9b156 100644 --- a/include/limits.h +++ b/include/limits.h @@ -3,8 +3,34 @@ #ifndef _LIMITS_H #define _LIMITS_H -#define INT_MAX 0x7fffffff -#define UINT_MAX 0xffffffffU +#define SCHAR_MAX __SCHAR_MAX__ +#define SCHAR_MIN (-SCHAR_MAX - 1) +#define UCHAR_MAX (SCHAR_MAX * 2 + 1) + +#ifdef __CHAR_UNSIGNED__ +#define CHAR_MAX UCHAR_MAX +#define CHAR_MIN 0 +#else +#define CHAR_MAX SCHAR_MAX +#define CHAR_MIN SCHAR_MIN +#endif + +#define SHRT_MAX __SHRT_MAX__ +#define SHRT_MIN (-SHRT_MAX - 1) +#define USHRT_MAX (SHRT_MAX * 2 + 1) + +#define INT_MAX __INT_MAX__ +#define INT_MIN (-INT_MAX - 1) +#define UINT_MAX (INT_MAX * 2U + 1U) + +#define LONG_MAX __LONG_MAX__ +#define LONG_MIN (-LONG_MAX - 1L) +#define ULONG_MAX (LONG_MAX * 2UL + 1UL) + +#define LLONG_MAX __LONG_LONG_MAX__ +#define LLONG_MIN (-LLONG_MAX - 1LL) +#define ULLONG_MAX (LLONG_MAX * 2ULL + 1ULL) + #define CHAR_BIT 8 #define UINT32_MAX 0xffffffffU #define UINT64_MAX 0xffffffffffffffffULL diff --git a/include/linux/kernel.h b/include/linux/kernel.h index 9467edd65ab..f26274fbe1d 100644 --- a/include/linux/kernel.h +++ b/include/linux/kernel.h @@ -5,17 +5,6 @@ #include <linux/printk.h> /* for printf/pr_* utilities */ #include <limits.h> -#define USHRT_MAX ((u16)(~0U)) -#define SHRT_MAX ((s16)(USHRT_MAX>>1)) -#define SHRT_MIN ((s16)(-SHRT_MAX - 1)) -#define INT_MIN (-INT_MAX - 1) -#define LONG_MAX ((long)(~0UL>>1)) -#define LONG_MIN (-LONG_MAX - 1) -#define ULONG_MAX (~0UL) -#define LLONG_MAX ((long long)(~0ULL>>1)) -#define LLONG_MIN (-LLONG_MAX - 1) -#define ULLONG_MAX (~0ULL) - #define U8_MAX ((u8)~0U) #define S8_MAX ((s8)(U8_MAX>>1)) #define S8_MIN ((s8)(-S8_MAX - 1)) |