Libc-1439.100.3.tar.gz

[apple/libc.git] / include / stdint.h

diff --git a/include/stdint.h b/include/stdint.h
index c0e570a9942899fe401b5d236e2ea1474b2eb36e..f4bb4cd758fc1bb95912e99dd2ada6b8bc3e1762 100644 (file)
--- a/include/stdint.h
+++ b/include/stdint.h
@@ -58,9 +58,32 @@ typedef uint64_t        uint_fast64_t;
 #include <_types/_intmax_t.h>
 #include <_types/_uintmax_t.h>
 
 #include <_types/_intmax_t.h>
 #include <_types/_uintmax_t.h>
 

+/* 7.18.4 Macros for integer constants */
+#define INT8_C(v)    (v)
+#define INT16_C(v)   (v)
+#define INT32_C(v)   (v)
+#define INT64_C(v)   (v ## LL)
+
+#define UINT8_C(v)   (v)
+#define UINT16_C(v)  (v)
+#define UINT32_C(v)  (v ## U)
+#define UINT64_C(v)  (v ## ULL)
+
+#ifdef __LP64__
+#define INTMAX_C(v)  (v ## L)
+#define UINTMAX_C(v) (v ## UL)
+#else
+#define INTMAX_C(v)  (v ## LL)
+#define UINTMAX_C(v) (v ## ULL)
+#endif
+

 /* 7.18.2 Limits of specified-width integer types:
  *   These #defines specify the minimum and maximum limits
  *   of each of the types declared above.
 /* 7.18.2 Limits of specified-width integer types:
  *   These #defines specify the minimum and maximum limits
  *   of each of the types declared above.

+ *
+ *   They must have "the same type as would an expression that is an
+ *   object of the corresponding type converted according to the integer
+ *   promotion".

  */
 
 
  */
 
 


@@ -121,39 +144,33 @@ typedef uint64_t        uint_fast64_t;
 /* 7.18.2.4 Limits of integer types capable of holding object pointers */
 
 #if __WORDSIZE == 64
 /* 7.18.2.4 Limits of integer types capable of holding object pointers */
 
 #if __WORDSIZE == 64

-#define INTPTR_MIN       INT64_MIN
-#define INTPTR_MAX       INT64_MAX
+#define INTPTR_MAX        9223372036854775807L

 #else
 #else

-#define INTPTR_MIN        INT32_MIN
-#define INTPTR_MAX        INT32_MAX
+#define INTPTR_MAX        2147483647L

 #endif
 #endif

+#define INTPTR_MIN        (-INTPTR_MAX-1)

 
 #if __WORDSIZE == 64
 
 #if __WORDSIZE == 64

-#define UINTPTR_MAX      UINT64_MAX
+#define UINTPTR_MAX       18446744073709551615UL

 #else
 #else

-#define UINTPTR_MAX       UINT32_MAX
+#define UINTPTR_MAX       4294967295UL

 #endif
 
 /* 7.18.2.5 Limits of greatest-width integer types */
 #endif
 
 /* 7.18.2.5 Limits of greatest-width integer types */

-#define INTMAX_MIN        INT64_MIN
-#define INTMAX_MAX        INT64_MAX
-
-#define UINTMAX_MAX       UINT64_MAX
+#define INTMAX_MAX        INTMAX_C(9223372036854775807)
+#define UINTMAX_MAX       UINTMAX_C(18446744073709551615)
+#define INTMAX_MIN        (-INTMAX_MAX-1)

 
 /* 7.18.3 "Other" */
 #if __WORDSIZE == 64
 
 /* 7.18.3 "Other" */
 #if __WORDSIZE == 64

-#define PTRDIFF_MIN      INT64_MIN
-#define PTRDIFF_MAX      INT64_MAX
+#define PTRDIFF_MIN      INTMAX_MIN
+#define PTRDIFF_MAX      INTMAX_MAX

 #else
 #define PTRDIFF_MIN       INT32_MIN
 #define PTRDIFF_MAX       INT32_MAX
 #endif
 
 #else
 #define PTRDIFF_MIN       INT32_MIN
 #define PTRDIFF_MAX       INT32_MAX
 #endif
 

-#if __WORDSIZE == 64
-#define SIZE_MAX         UINT64_MAX
-#else
-#define SIZE_MAX          UINT32_MAX
-#endif
+#define SIZE_MAX          UINTPTR_MAX

 
 #if defined(__STDC_WANT_LIB_EXT1__) && __STDC_WANT_LIB_EXT1__ >= 1
 #define RSIZE_MAX         (SIZE_MAX >> 1)
 
 #if defined(__STDC_WANT_LIB_EXT1__) && __STDC_WANT_LIB_EXT1__ >= 1
 #define RSIZE_MAX         (SIZE_MAX >> 1)


@@ -185,23 +202,4 @@ typedef uint64_t        uint_fast64_t;
 #define SIG_ATOMIC_MIN   INT32_MIN
 #define SIG_ATOMIC_MAX   INT32_MAX
 
 #define SIG_ATOMIC_MIN   INT32_MIN
 #define SIG_ATOMIC_MAX   INT32_MAX
 

-/* 7.18.4 Macros for integer constants */
-#define INT8_C(v)    (v)
-#define INT16_C(v)   (v)
-#define INT32_C(v)   (v)
-#define INT64_C(v)   (v ## LL)
-
-#define UINT8_C(v)   (v ## U)
-#define UINT16_C(v)  (v ## U)
-#define UINT32_C(v)  (v ## U)
-#define UINT64_C(v)  (v ## ULL)
-
-#ifdef __LP64__
-#define INTMAX_C(v)  (v ## L)
-#define UINTMAX_C(v) (v ## UL)
-#else
-#define INTMAX_C(v)  (v ## LL)
-#define UINTMAX_C(v) (v ## ULL)
-#endif
-

 #endif /* _STDINT_H_ */
 #endif /* _STDINT_H_ */