From 505d65fc5caedd9643959e96c620676f31b1c92f Mon Sep 17 00:00:00 2001 From: Sascha Hauer Date: Fri, 24 Apr 2009 21:47:07 +0200 Subject: [PATCH] add *_MAX and *_MIN macros Signed-off-by: Sascha Hauer --- include/common.h | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/include/common.h b/include/common.h index 4c2a72e26..3df1f7fbf 100644 --- a/include/common.h +++ b/include/common.h @@ -150,4 +150,17 @@ int run_shell(void); const typeof( ((type *)0)->member ) *__mptr = (ptr); \ (type *)( (char *)__mptr - offsetof(type,member) );}) +#define USHORT_MAX ((u16)(~0U)) +#define SHORT_MAX ((s16)(USHORT_MAX>>1)) +#define SHORT_MIN (-SHORT_MAX - 1) +#define INT_MAX ((int)(~0U>>1)) +#define INT_MIN (-INT_MAX - 1) +#define UINT_MAX (~0U) +#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) + #endif /* __COMMON_H_ */