From ccf95c8af09a73cb4e6d8fff3975654c35c20e0d Mon Sep 17 00:00:00 2001 From: patacongo Date: Thu, 5 Jul 2012 23:45:57 +0000 Subject: Change all values in all limits.h for all architectures to signed decimal; the hex values were not sign extending appropriate in most uses git-svn-id: https://nuttx.svn.sourceforge.net/svnroot/nuttx/trunk@4911 7fd9a85b-ad96-42d3-883c-3090e2eb8679 --- nuttx/arch/arm/include/limits.h | 45 +++++++++++++++++++++++------------------ 1 file changed, 25 insertions(+), 20 deletions(-) (limited to 'nuttx/arch/arm/include') diff --git a/nuttx/arch/arm/include/limits.h b/nuttx/arch/arm/include/limits.h index c2033dd94c..12c92f6cfc 100644 --- a/nuttx/arch/arm/include/limits.h +++ b/nuttx/arch/arm/include/limits.h @@ -1,8 +1,8 @@ /**************************************************************************** * arch/arm/include/limits.h * - * Copyright (C) 2007-2009 Gregory Nutt. All rights reserved. - * Author: Gregory Nutt + * Copyright (C) 2007-2009, 2012 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -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_ARM_INCLUDE_LIMITS_H */ -- cgit v1.2.3