Cleanup numeric limits, depend on the standard, part of issue #1377

    * ACE/ace/Numeric_Limits.h:
    * ACE/ace/README:
    * ACE/ace/config-hpux-11.00.h:

3 files changed, 8 insertions, 164 deletions

diff --git a/ACE/ace/Numeric_Limits.h b/ACE/ace/Numeric_Limits.h
index b842ef71de9..0f888f8ca62 100644
--- a/ACE/ace/Numeric_Limits.h
+++ b/ACE/ace/Numeric_Limits.h
@@ -27,15 +27,11 @@
 
 #include /**/ "ace/ACE_export.h"
 
-# if !defined (ACE_LACKS_PRAGMA_ONCE)
-#   pragma once
-# endif /* ACE_LACKS_PRAGMA_ONCE */
+#if !defined (ACE_LACKS_PRAGMA_ONCE)
+#  pragma once
+#endif /* ACE_LACKS_PRAGMA_ONCE */
 
-#ifdef ACE_LACKS_NUMERIC_LIMITS
-# include "ace/Basic_Types.h"
-#else
-
-# if defined __MINGW32__
+#if defined __MINGW32__
 // Windows defines min/max macros that interfere with the
 // numeric_limits::min/max() traits.  Undefine those macros before
 // including <limits>.
@@ -46,12 +42,11 @@
 // that would probably break some applications.
 //
 // @@ Why isn't this a problem with MSVC++ and Borland builds?
-#  undef min
-#  undef max
-# endif  /* __MINGW32__ */
+# undef min
+# undef max
+#endif  /* __MINGW32__ */
 
-# include <limits>
-#endif /* ACE_LACKS_NUMERIC_LIMITS */
+#include <limits>
 
 // Address global namespace pollution potentially incurred by some
 // platforms.
@@ -60,153 +55,8 @@
 
 ACE_BEGIN_VERSIONED_NAMESPACE_DECL
 
-#ifdef ACE_LACKS_NUMERIC_LIMITS
-
-template <typename T> struct ACE_Numeric_Limits;
-
-
-// ------------------------------------------
-// Special cases.
-template<>
-struct ACE_Export ACE_Numeric_Limits<char>
-{
-  static char min (void) { return CHAR_MIN; }
-  static char max (void) { return CHAR_MAX; }
-};
-
-// ------------------------------------------
-// Signed integers.
-
-template<>
-struct ACE_Export ACE_Numeric_Limits<signed char>
-{
-  static signed char min (void) { return SCHAR_MIN; }
-  static signed char max (void) { return SCHAR_MAX; }
-};
-
-template<>
-struct ACE_Export ACE_Numeric_Limits<signed short>
-{
-  static signed short min (void) { return SHRT_MIN; }
-  static signed short max (void) { return SHRT_MAX; }
-};
-
-template<>
-struct ACE_Export ACE_Numeric_Limits<signed int>
-{
-  static signed int min (void) { return INT_MIN; }
-  static signed int max (void) { return INT_MAX; }
-};
-
-template<>
-struct ACE_Export ACE_Numeric_Limits<signed long>
-{
-  static signed long min (void) { return LONG_MIN; }
-  static signed long max (void) { return LONG_MAX; }
-};
-
-template<>
-struct ACE_Export ACE_Numeric_Limits<signed long long>
-{
-#if defined (LLONG_MIN)
-#  define ACE_LLONG_MIN LLONG_MIN
-#elif defined (LONG_LONG_MIN)
-#  define ACE_LLONG_MIN LONG_LONG_MIN
-#elif defined (LONGLONG_MIN)
-#  define ACE_LLONG_MIN LONGLONG_MIN
-#else
-#  error Unable to determine minimum signed long long value.
-#endif  /* LLONG_MIN */
-
-#if defined (LLONG_MAX)
-#  define ACE_LLONG_MAX LLONG_MAX
-#elif defined (LONG_LONG_MAX)
-#  define ACE_LLONG_MAX LONG_LONG_MAX
-#elif defined (LONGLONG_MAX)
-#  define ACE_LLONG_MAX LONGLONG_MAX
-#else
-#  error Unable to determine maximum signed long long value.
-#endif  /* LLONG_MAX */
-
-  static signed long long min (void) { return ACE_LLONG_MIN; }
-  static signed long long max (void) { return ACE_LLONG_MAX; }
-};
-
-// ------------------------------------------
-// Unsigned integers
-template<>
-struct ACE_Export ACE_Numeric_Limits<unsigned char>
-{
-  static unsigned char min (void) { return 0; }
-  static unsigned char max (void) { return UCHAR_MAX; }
-};
-
-template<>
-struct ACE_Export ACE_Numeric_Limits<unsigned short>
-{
-  static unsigned short min (void) { return 0; }
-  static unsigned short max (void) { return USHRT_MAX; }
-};
-
-template<>
-struct ACE_Export ACE_Numeric_Limits<unsigned int>
-{
-  static unsigned int min (void) { return 0; }
-  static unsigned int max (void) { return UINT_MAX; }
-};
-
-template<>
-struct ACE_Export ACE_Numeric_Limits<unsigned long>
-{
-  static unsigned long min (void) { return 0; }
-  static unsigned long max (void) { return ULONG_MAX; }
-};
-
-template<>
-struct ACE_Export ACE_Numeric_Limits<unsigned long long>
-{
-  static unsigned long long min (void) { return 0; }
-  static unsigned long long max (void)
-  {
-# if defined (ULLONG_MAX)
-    return ULLONG_MAX;
-# elif defined (ULONGLONG_MAX)
-    return ULONGLONG_MAX;
-# else
-#  error Unable to determine maximum unsigned long long value.
-# endif  /* ULLONG_MAX */
-  }
-};
-
-// ------------------------------------------
-// Floating point types
-
-template<>
-struct ACE_Export ACE_Numeric_Limits<float>
-{
-  static float min (void) { return FLT_MIN; }
-  static float max (void) { return FLT_MAX; }
-};
-
-template<>
-struct ACE_Export ACE_Numeric_Limits<double>
-{
-  static double min (void) { return DBL_MIN; }
-  static double max (void) { return DBL_MAX; }
-};
-
-template<>
-struct ACE_Export ACE_Numeric_Limits<long double>
-{
-  static long double min (void) { return LDBL_MIN; }
-  static long double max (void) { return LDBL_MAX; }
-};
-
-#else
-
 // std::numeric_limits<> has all of the necessary specializations.
 // Just wrap it.
-
 template <typename T>
 struct ACE_Numeric_Limits
 {
@@ -214,8 +64,6 @@ struct ACE_Numeric_Limits
   static T max () { return std::numeric_limits<T>::max (); }
 };
 
-#endif /* ACE_LACKS_NUMERIC_LIMITS */
-
 ACE_END_VERSIONED_NAMESPACE_DECL
 
 #include /**/ "ace/post.h"
diff --git a/ACE/ace/README b/ACE/ace/README
index e975426f438..722ef6682fb 100644
--- a/ACE/ace/README
+++ b/ACE/ace/README
@@ -886,7 +886,6 @@ ACE_LACKS_NEW_H                         OS doesn't have, or we don't want to
                                         use, new.h.
 ACE_LACKS_NULL_PTHREAD_STATUS           OS requires non-null status pointer
                                         for ::pthread_join ().
-ACE_LACKS_NUMERIC_LIMITS    Platform lacks std::numeric_limits<>.
 ACE_LACKS_PERFECT_MULTICAST_FILTERING   Platform lacks IGMPv3 "perfect" filtering
                                         of multicast dgrams at the socket level.
                                         If == 1, ACE_SOCK_Dgram_Mcast will bind
diff --git a/ACE/ace/config-hpux-11.00.h b/ACE/ace/config-hpux-11.00.h
index 23d754068db..0e46c5df815 100644
--- a/ACE/ace/config-hpux-11.00.h
+++ b/ACE/ace/config-hpux-11.00.h
@@ -42,9 +42,6 @@
 #      endif /* RWSTD_NO_NAMESPACE */
 #    else
 #      define ACE_USES_OLD_IOSTREAMS
-       // There's no support in ACE's use of numeric_limits for those that
-       // aren't in std::
-#      define ACE_LACKS_NUMERIC_LIMITS
 #    endif /* _HP_NAMESPACE_STD */
 
 #    define ACE_HAS_WORKING_EXPLICIT_TEMPLATE_DESTRUCTOR