text: // -*- C++ -*-
  //
  // config-g++-common.h,v 4.44 2001/07/22 13:41:42 schmidt Exp
  
  // This configuration file is designed to be included by another,
  // specific configuration file.  It provides config information common
  // to all g++ platforms, including egcs.
  
  #ifndef ACE_GNUG_COMMON_H
  #define ACE_GNUG_COMMON_H
  #include "ace/pre.h"
  
  #if __GNUC__ > 2  ||  ( __GNUC__ == 2 && __GNUC_MINOR__ >= 8)  || \
      (defined (ACE_VXWORKS) && ACE_VXWORKS >= 0x540)
    // egcs or g++ >= 2.8.0
  
  # define ACE_HAS_ANSI_CASTS
  # define ACE_HAS_CPLUSPLUS_HEADERS
  # define ACE_HAS_EXPLICIT_KEYWORD
  # define ACE_HAS_MUTABLE_KEYWORD
  # define ACE_HAS_STDCPP_STL_INCLUDES
  # define ACE_HAS_TEMPLATE_TYPEDEFS
  # define ACE_HAS_TYPENAME_KEYWORD
  # define ACE_HAS_STD_TEMPLATE_SPECIALIZATION
  # define ACE_HAS_STANDARD_CPP_LIBRARY 1
  # define ACE_USES_OLD_IOSTREAMS
  
  #if (__GNUC__ == 2 && __GNUC_MINOR__ <= 91)
  // EGCS (gcc 2.91) doesn't define this in its C++ standard library.
  # define ACE_LACKS_AUTO_PTR
  #endif
  
  # if __GNUC__ > 2 || ( __GNUC__ == 2 && __GNUC_MINOR__ >= 91 )
  #   define ACE_HAS_USING_KEYWORD
      // This is only needed with egcs 1.1 (egcs-2.91.57).  It can't be
      // used with older versions.
  #   define ACE_HAS_WORKING_EXPLICIT_TEMPLATE_DESTRUCTOR
  # else /* This is for gcc 2.8.x */
  # define ACE_LACKS_PLACEMENT_OPERATOR_DELETE
  # endif /* __GNUC__ >= 2.91 */
  
  # if (defined (VXWORKS) && __GNUC__ == 2 && __GNUC_MINOR__ == 96)
  // This is for inofficial(!) gcc2.96 shipped with Tornado2.1.0 for
  // Hitachi SuperH platform.
  # define ACE_LACKS_AUTO_PTR
  # endif /* (defined (VXWORKS) && __GNUC__ == 2 && __GNUC_MINOR__ == 96) */
  
  #if __GNUC__ > 2 || ( __GNUC__ == 2 && __GNUC_MINOR__ >= 97 )
          // gcc 2.97 and higher use libstdc++-v3 and require
          // the use of the std namespace for using iostreams
  # define ACE_USES_STD_NAMESPACE_FOR_STDCPP_LIB 1
  # undef  ACE_USES_OLD_IOSTREAMS
  #endif /* __GNUC__ >= 2.97 */
  
  # if __GNUC__ == 2  &&  __GNUC_MINOR__ != 9  &&  __GNUC_MINOR__ != 91
  #   // g++ 2.9 and egcs 2.91 apparently have a bug with this . . .
  #   define ACE_HAS_TEMPLATE_SPECIALIZATION
  # endif /* __GNUC__ != 2.9  &&  __GNUC__ != 2.91*/
  
    // Some versions of egcs, e.g., egcs-2.90.27 980315 (egcs-1.0.2 release),
    // have bugs with static data members in template classes.
  # define ACE_LACKS_STATIC_DATA_MEMBER_TEMPLATES
  
    // __EXCEPTIONS is defined with -fexceptions, the egcs default.  It
    // is not defined with -fno-exceptions, the ACE default for g++.
    // ACE_HAS_EXCEPTIONS is defined in
    // include/makeinclude/wrapper_macros.GNU, so this really isn't
    // necessary.  Just in case . . .
  # if defined (__EXCEPTIONS) && !defined (ACE_HAS_EXCEPTIONS)
  #   define ACE_HAS_EXCEPTIONS
  # endif /* __EXCEPTIONS && ! ACE_HAS_EXCEPTIONS */
  
  # if defined (ACE_HAS_EXCEPTIONS)
  #   define ACE_NEW_THROWS_EXCEPTIONS
  # endif /* ACE_HAS_EXCEPTIONS */
  
  #else  /* ! egcs */
    // Plain old g++.
  # define ACE_LACKS_PLACEMENT_OPERATOR_DELETE
  # define ACE_LACKS_STATIC_DATA_MEMBER_TEMPLATES
  # define ACE_HAS_GNUG_PRE_2_8
  # define ACE_HAS_TEMPLATE_SPECIALIZATION
  # define ACE_LACKS_MIN_MAX_TEMPLATES
  #endif /* ! egcs */
  
  #if (defined (i386) || defined (__i386__)) && !defined (ACE_SIZEOF_LONG_DOUBLE)
  # define ACE_SIZEOF_LONG_DOUBLE 12
  #endif /* i386 */
  
  #if !defined (__MINGW32__) && (defined (i386) || defined (__i386__))
    // If running an Intel, assume that it's a Pentium so that
    // ACE_OS::gethrtime () can use the RDTSC instruction.  If running a
    // 486 or lower, be sure to comment this out.  (If not running an
    // Intel CPU, this #define will not be seen because of the i386
    // protection, so it can be ignored.)
  # define ACE_HAS_PENTIUM
  #endif /* i386 */
  
  #if !defined (ACE_LACKS_PRAGMA_ONCE)
    // We define it with a -D with make depend.
  # define ACE_LACKS_PRAGMA_ONCE
  #endif /* ! ACE_LACKS_PRAGMA_ONCE */
  
  #if defined (ACE_HAS_GNU_REPO)
    // -frepo causes unresolved symbols of basic_string left- and
    // right-shift operators with ACE_HAS_STRING_CLASS.
  # if defined (ACE_HAS_STRING_CLASS)
  #   undef ACE_HAS_STRING_CLASS
  # endif /* ACE_HAS_STRING_CLASS */
  #else  /* ! ACE_HAS_GNU_REPO */
  # define ACE_HAS_EXPLICIT_TEMPLATE_INSTANTIATION
  #endif /* ! ACE_HAS_GNU_REPO */
  #define ACE_HAS_GNUC_BROKEN_TEMPLATE_INLINE_FUNCTIONS
  #define ACE_TEMPLATES_REQUIRE_SOURCE
  
  #include "ace/post.h"
  #endif /* ACE_GNUG_COMMON_H */
  