diff options
Diffstat (limited to 'nuttx/arch/x86/include/i486/limits.h')
-rwxr-xr-x | nuttx/arch/x86/include/i486/limits.h | 41 |
1 files changed, 23 insertions, 18 deletions
diff --git a/nuttx/arch/x86/include/i486/limits.h b/nuttx/arch/x86/include/i486/limits.h index ac0755ef9..ae8a779d4 100755 --- a/nuttx/arch/x86/include/i486/limits.h +++ b/nuttx/arch/x86/include/i486/limits.h @@ -45,37 +45,42 @@ ****************************************************************************/ #define CHAR_BIT 8 -#define SCHAR_MIN 0x80 -#define SCHAR_MAX 0x7f -#define UCHAR_MAX 0xff +#define SCHAR_MIN (-128) +#define SCHAR_MAX 127 +#define UCHAR_MAX 255 /* These could be different on machines where char is unsigned */ +#ifdef __CHAR_UNSIGNED__ +#define CHAR_MIN 0 +#define CHAR_MAX UCHAR_MAX +#else #define CHAR_MIN SCHAR_MIN #define CHAR_MAX SCHAR_MAX +#endif -#define SHRT_MIN 0x8000 -#define SHRT_MAX 0x7fff -#define USHRT_MAX 0xffff +#define SHRT_MIN (-32768) +#define SHRT_MAX 32767 +#define USHRT_MAX 65535 -#define INT_MIN 0x80000000 -#define INT_MAX 0x7fffffff -#define UINT_MAX 0xffffffff +#define INT_MIN (-2147483648) +#define INT_MAX 2147483647 +#define UINT_MAX 4294967295 /* These change on 32-bit and 64-bit platforms */ -#define LONG_MAX 0x80000000 -#define LONG_MIN 0x7fffffff -#define ULONG_MAX 0xffffffff +#define LONG_MIN (-2147483648L) +#define LONG_MAX 2147483647L +#define ULONG_MAX 4294967295UL -#define LLONG_MAX 0x8000000000000000 -#define LLONG_MIN 0x7fffffffffffffff -#define ULLONG_MAX 0xffffffffffffffff +#define LLONG_MIN (-9223372036854775808LL) +#define LLONG_MAX 9223372036854775807LL +#define ULLONG_MAX 18446744073709551615ULL /* A pointer is 4 bytes */ -#define PTR_MIN 0x80000000 -#define PTR_MAX 0x7fffffff -#define UPTR_MAX 0xffffffff +#define PTR_MIN (-2147483648) +#define PTR_MAX 2147483647 +#define UPTR_MAX 4294967295 #endif /* __ARCH_X86_INCLUDE_I486_LIMITS_H */ |