[tyndur-devel] [PATCH 1/6] libc: MIN/MAX-Makros fuer stdint.h

[Kevin Wolf <kevin@xxxxxxxxxx>]

+ libc: MIN/MAX-Makros fuer alle moeglichen Integer-Datentypen, die es
  in stdint.h geben sollte
+ libc: (U)INTxx_C-Markos fuer Integerkonstanten

Signed-off-by: Kevin Wolf <kevin@xxxxxxxxxx>
---
 src/include/arch/i386/stdint.h |   87 ++++++++++++++++++++++++++++++++++++++++
 1 files changed, 87 insertions(+), 0 deletions(-)

diff --git a/src/include/arch/i386/stdint.h b/src/include/arch/i386/stdint.h
index 4f94b39..9262887 100644
--- a/src/include/arch/i386/stdint.h
+++ b/src/include/arch/i386/stdint.h
@@ -29,6 +29,24 @@
 #ifndef _STDINT_H_
 #define _STDINT_H_
 
+#include <limits.h>
+
+#define INT8_MIN -128
+#define INT8_MAX 127
+#define UINT8_MAX 255
+
+#define INT16_MIN -32768
+#define INT16_MAX 32767
+#define UINT16_MAX 65535
+
+#define INT32_MIN ((int32_t) -0x80000000)
+#define INT32_MAX 0x7FFFFFFF
+#define UINT32_MAX ((uint32_t) -1)
+
+#define INT64_MIN ((int64_t) -0x8000000000000000LL)
+#define INT64_MAX 0x7FFFFFFFFFFFFFFFLL
+#define UINT64_MAX ((uint64_t) -1ULL)
+
 typedef signed char int8_t;
 typedef signed short int16_t;
 typedef signed int int32_t;
@@ -40,6 +58,22 @@ typedef unsigned int uint32_t;
 typedef unsigned long long uint64_t;
 
 
+#define INT_LEAST8_MIN INT8_MIN
+#define INT_LEAST8_MAX INT8_MAX
+#define UINT_LEAST8_MAX UINT8_MAX
+
+#define INT_LEAST16_MIN INT32_MIN
+#define INT_LEAST16_MAX INT32_MAX
+#define UINT_LEAST16_MAX UINT32_MAX
+
+#define INT_LEAST32_MIN INT32_MIN
+#define INT_LEAST32_MAX INT32_MAX
+#define UINT_LEAST32_MAX UINT32_MAX
+
+#define INT_LEAST64_MIN INT64_MIN
+#define INT_LEAST64_MAX INT64_MAX
+#define UINT_LEAST64_MAX UINT64_MAX
+
 typedef int8_t int_least8_t;
 typedef int32_t int_least16_t;
 typedef int32_t int_least32_t;
@@ -51,6 +85,22 @@ typedef uint32_t uint_least32_t;
 typedef uint64_t uint_least64_t;
 
 
+#define INT_FAST8_MIN INT8_MIN
+#define INT_FAST8_MAX INT8_MAX
+#define UINT_FAST8_MAX UINT8_MAX
+
+#define INT_FAST16_MIN INT32_MIN
+#define INT_FAST16_MAX INT32_MAX
+#define UINT_FAST16_MAX UINT32_MAX
+
+#define INT_FAST32_MIN INT32_MIN
+#define INT_FAST32_MAX INT32_MAX
+#define UINT_FAST32_MAX UINT32_MAX
+
+#define INT_FAST64_MIN INT64_MIN
+#define INT_FAST64_MAX INT64_MAX
+#define UINT_FAST64_MAX UINT64_MAX
+
 typedef int8_t int_fast8_t;
 typedef int32_t int_fast16_t;
 typedef int32_t int_fast32_t;
@@ -62,10 +112,47 @@ typedef uint32_t uint_fast32_t;
 typedef uint64_t uint_fast64_t;
 
 
+#define INTPTR_MIN INT32_MIN
+#define INTPTR_MAX INT32_MAX
+#define UINTPTR_MAX UINT32_MAX
+
+#define INTMAX_MIN INT64_MIN
+#define INTMAX_MAX INT64_MAX
+#define UINTMAX_MAX UINT64_MAX
+
 typedef unsigned int uintptr_t;
 typedef long int intptr_t;
 
 typedef int64_t intmax_t;
 typedef uint64_t uintmax_t;
 
+/* MIN/MAX fuer Typen aus anderen Headern */
+
+#define PTRDIFF_MIN INT_MIN
+#define PTRDIFF_MAX INT_MAX
+
+#define WCHAR_MIN INT32_MIN
+#define WCHAR_MAX INT32_MAX
+
+#define WINT_MIN WCHAR_MIN
+#define WINT_MAX WCHAR_MAX
+
+#define SIG_ATOMIC_MIN 0
+#define SIG_ATOMIC_MAX UINT32_MAX
+
+#define SIZE_MAX ((__SIZE_TYPE__) -1)
+
+
+/* Makros fuer Integerkonstanten */
+
+#define INT8_C(x) ((int_least8_t) x)
+#define INT16_C(x) ((int_least16_t) x)
+#define INT32_C(x) ((int_least32_t) x)
+#define INT64_C(x) ((int_least64_t) x ## LL)
+
+#define UINT8_C(x) ((uint_least8_t) x)
+#define UINT16_C(x) ((uint_least16_t) x)
+#define UINT32_C(x) ((uint_least32_t) x)
+#define UINT64_C(x) ((uint_least64_t) x ## ULL)
+
 #endif
-- 
1.6.0.2