Chris@16: /*=============================================================================
Chris@16:     Boost.Wave: A Standard compliant C++ preprocessor library
Chris@16: 
Chris@16:     Definition of the predefined macros
Chris@16:     
Chris@16:     http://www.boost.org/
Chris@16: 
Chris@16:     Copyright (c) 2001-2012 Hartmut Kaiser. Distributed under the Boost
Chris@16:     Software License, Version 1.0. (See accompanying file
Chris@16:     LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
Chris@16: =============================================================================*/
Chris@16: 
Chris@16: #if !defined(CPP_MACROMAP_PREDEF_HPP_HK041119)
Chris@16: #define CPP_MACROMAP_PREDEF_HPP_HK041119
Chris@16: 
Chris@16: #include <cstdio>
Chris@16: #include <boost/assert.hpp>
Chris@16: 
Chris@16: #include <boost/wave/wave_config.hpp>
Chris@16: #include <boost/wave/wave_config_constant.hpp>
Chris@16: #include <boost/wave/token_ids.hpp>
Chris@16: #include <boost/wave/util/time_conversion_helper.hpp> // time_conversion_helper 
Chris@16: 
Chris@16: // this must occur after all of the includes and before any code appears
Chris@16: #ifdef BOOST_HAS_ABI_HEADERS
Chris@16: #include BOOST_ABI_PREFIX
Chris@16: #endif
Chris@16: 
Chris@16: ///////////////////////////////////////////////////////////////////////////////
Chris@16: //
Chris@16: // This file contains the definition of functions needed for the management
Chris@16: // of static and dynamic predefined macros, such as __DATE__, __TIME__ etc.
Chris@16: //
Chris@16: // Note: __FILE__, __LINE__ and __INCLUDE_LEVEL__ are handled in the file
Chris@16: //       cpp_macromap.hpp.
Chris@16: //
Chris@16: ///////////////////////////////////////////////////////////////////////////////
Chris@16: 
Chris@16: ///////////////////////////////////////////////////////////////////////////////
Chris@16: namespace boost {
Chris@16: namespace wave {
Chris@16: namespace util {
Chris@16: 
Chris@16:     ///////////////////////////////////////////////////////////////////////////
Chris@16:     class predefined_macros 
Chris@16:     {
Chris@16:         typedef BOOST_WAVE_STRINGTYPE string_type;
Chris@16:         
Chris@16:     public:
Chris@16:     // list of static predefined macros
Chris@16:         struct static_macros {
Chris@16:             char const *name;
Chris@16:             boost::wave::token_id token_id;
Chris@16:             char const *value;
Chris@16:         };
Chris@16: 
Chris@16:     // list of dynamic predefined macros
Chris@16:         struct dynamic_macros {
Chris@16:             char const *name;
Chris@16:             boost::wave::token_id token_id;
Chris@16:             string_type (predefined_macros:: *generator)() const;
Chris@16:         };
Chris@16: 
Chris@16:     private:
Chris@16:         boost::wave::util::time_conversion_helper compilation_time_;
Chris@16:         string_type datestr_;     // __DATE__
Chris@16:         string_type timestr_;     // __TIME__
Chris@16:         string_type version_;     // __SPIRIT_PP_VERSION__/__WAVE_VERSION__
Chris@16:         string_type versionstr_;  // __SPIRIT_PP_VERSION_STR__/__WAVE_VERSION_STR__
Chris@16: 
Chris@16:     protected:
Chris@16:         void reset_datestr()
Chris@16:         {
Chris@16:         static const char *const monthnames[] = {
Chris@16:                 "Jan", "Feb", "Mar", "Apr", "May", "Jun",
Chris@16:                 "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"
Chris@16:             };
Chris@16: 
Chris@16:         // for some systems sprintf, time_t etc. is in namespace std
Chris@16:             using namespace std;
Chris@16: 
Chris@16:         time_t tt = time(0);
Chris@16:         struct tm *tb = 0;
Chris@16: 
Chris@16:             if (tt != (time_t)-1) {
Chris@16:             char buffer[sizeof("\"Oct 11 1347\"")+1];
Chris@16: 
Chris@16:                 tb = localtime (&tt);
Chris@16:                 sprintf (buffer, "\"%s %2d %4d\"",
Chris@16:                     monthnames[tb->tm_mon], tb->tm_mday, tb->tm_year + 1900);
Chris@16:                 datestr_ = buffer;
Chris@16:             }
Chris@16:             else {
Chris@16:                 datestr_ = "\"??? ?? ????\"";
Chris@16:             }
Chris@16:         }
Chris@16: 
Chris@16:         void reset_timestr()
Chris@16:         {
Chris@16:         // for some systems sprintf, time_t etc. is in namespace std
Chris@16:             using namespace std;
Chris@16: 
Chris@16:         time_t tt = time(0);
Chris@16:         struct tm *tb = 0;
Chris@16: 
Chris@16:             if (tt != (time_t)-1) {
Chris@16:             char buffer[sizeof("\"12:34:56\"")+1];
Chris@16: 
Chris@16:                 tb = localtime (&tt);
Chris@16:                 sprintf (buffer, "\"%02d:%02d:%02d\"", tb->tm_hour, 
Chris@16:                     tb->tm_min, tb->tm_sec);
Chris@16:                 timestr_ = buffer;
Chris@16:             }
Chris@16:             else {
Chris@16:                 timestr_ = "\"??:??:??\"";
Chris@16:             }
Chris@16:         }
Chris@16: 
Chris@16:         void reset_version()
Chris@16:         {
Chris@16:         char buffer[sizeof("0x00000000")+1];
Chris@16: 
Chris@16:         // for some systems sprintf, time_t etc. is in namespace std
Chris@16:             using namespace std;
Chris@16: 
Chris@16:         // calculate the number of days since Dec 13 2001 
Chris@16:         // (the day the Wave project was started)
Chris@16:         tm first_day;
Chris@16: 
Chris@16:             using namespace std;    // for some systems memset is in namespace std
Chris@16:             memset (&first_day, 0, sizeof(tm));
Chris@16:             first_day.tm_mon = 11;           // Dec
Chris@16:             first_day.tm_mday = 13;          // 13
Chris@16:             first_day.tm_year = 101;         // 2001
Chris@16: 
Chris@16:         long seconds = long(difftime(compilation_time_.get_time(), mktime(&first_day)));
Chris@16: 
Chris@16:             sprintf(buffer, "0x%02d%1d%1d%04ld", BOOST_WAVE_VERSION_MAJOR,
Chris@16:                  BOOST_WAVE_VERSION_MINOR, BOOST_WAVE_VERSION_SUBMINOR, 
Chris@16:                  seconds/(3600*24));
Chris@16:             version_ = buffer;
Chris@16:         }
Chris@16: 
Chris@16:         void reset_versionstr()
Chris@16:         {
Chris@16:         char buffer[sizeof("\"00.00.00.0000 \"")+sizeof(BOOST_PLATFORM)+sizeof(BOOST_COMPILER)+4];
Chris@16: 
Chris@16:         // for some systems sprintf, time_t etc. is in namespace std
Chris@16:             using namespace std;
Chris@16: 
Chris@16:         // calculate the number of days since Dec 13 2001 
Chris@16:         // (the day the Wave project was started)
Chris@16:         tm first_day;
Chris@16: 
Chris@16:             memset (&first_day, 0, sizeof(tm));
Chris@16:             first_day.tm_mon = 11;           // Dec
Chris@16:             first_day.tm_mday = 13;          // 13
Chris@16:             first_day.tm_year = 101;         // 2001
Chris@16: 
Chris@16:         long seconds = long(difftime(compilation_time_.get_time(), mktime(&first_day)));
Chris@16: 
Chris@16:             sprintf(buffer, "\"%d.%d.%d.%ld [%s/%s]\"", BOOST_WAVE_VERSION_MAJOR,
Chris@16:                  BOOST_WAVE_VERSION_MINOR, BOOST_WAVE_VERSION_SUBMINOR, 
Chris@16:                  seconds/(3600*24), BOOST_PLATFORM, BOOST_COMPILER);
Chris@16:             versionstr_ = buffer;
Chris@16:         }
Chris@16: 
Chris@16:     // dynamic predefined macros
Chris@16:         string_type get_date() const { return datestr_; }     // __DATE__ 
Chris@16:         string_type get_time() const { return timestr_; }     // __TIME__
Chris@16: 
Chris@16:     // __SPIRIT_PP__/__WAVE__
Chris@16:         string_type get_version() const
Chris@16:         {
Chris@16:             char buffer[sizeof("0x0000")+1];
Chris@16: 
Chris@16:             using namespace std;    // for some systems sprintf is in namespace std
Chris@16:             sprintf(buffer, "0x%02d%1d%1d", BOOST_WAVE_VERSION_MAJOR, 
Chris@16:                 BOOST_WAVE_VERSION_MINOR, BOOST_WAVE_VERSION_SUBMINOR);
Chris@16:             return buffer;
Chris@16:         }
Chris@16: 
Chris@16:     // __WAVE_CONFIG__
Chris@16:         string_type get_config() const
Chris@16:         {
Chris@16:             char buffer[sizeof("0x00000000")+1];
Chris@16: 
Chris@16:             using namespace std;     // for some systems sprintf is in namespace std
Chris@16:             sprintf(buffer, "0x%08x", BOOST_WAVE_CONFIG);
Chris@16:             return buffer;
Chris@16:         }
Chris@16: 
Chris@16:     public:
Chris@16:         predefined_macros() 
Chris@16:           : compilation_time_(__DATE__ " " __TIME__)
Chris@16:         { 
Chris@16:             reset(); 
Chris@16:             reset_version();
Chris@16:             reset_versionstr();
Chris@16:         }
Chris@16: 
Chris@16:         void reset()
Chris@16:         {
Chris@16:             reset_datestr();
Chris@16:             reset_timestr();
Chris@16:         }
Chris@16: 
Chris@16:     // __SPIRIT_PP_VERSION__/__WAVE_VERSION__
Chris@16:         string_type get_fullversion() const { return version_; }
Chris@16: 
Chris@16:     // __SPIRIT_PP_VERSION_STR__/__WAVE_VERSION_STR__
Chris@16:         string_type get_versionstr() const { return versionstr_; }
Chris@16: 
Chris@16:     // C++ mode 
Chris@16:         static_macros const& static_data_cpp(std::size_t i) const
Chris@16:         {
Chris@16:         static static_macros data[] = {
Chris@16:                 { "__STDC__", T_INTLIT, "1" },
Chris@16:                 { "__cplusplus", T_INTLIT, "199711L" },
Chris@16:                 { 0, T_EOF, 0 }
Chris@16:             }; 
Chris@16:             BOOST_ASSERT(i < sizeof(data)/sizeof(data[0]));
Chris@16:             return data[i];
Chris@16:         }
Chris@16: 
Chris@16: #if BOOST_WAVE_SUPPORT_CPP0X != 0
Chris@16:     // C++11 mode 
Chris@16:         static_macros const& static_data_cpp0x(std::size_t i) const
Chris@16:         {
Chris@16:         static static_macros data[] = {
Chris@16:                 { "__STDC__", T_INTLIT, "1" },
Chris@16:                 { "__cplusplus", T_INTLIT, "201103L" },
Chris@16:                 { "__STDC_VERSION__", T_INTLIT, "199901L" },
Chris@16:                 { "__STDC_HOSTED__", T_INTLIT, "0" },
Chris@16:                 { "__WAVE_HAS_VARIADICS__", T_INTLIT, "1" },
Chris@16:                 { 0, T_EOF, 0 }
Chris@16:             }; 
Chris@16:             BOOST_ASSERT(i < sizeof(data)/sizeof(data[0]));
Chris@16:             return data[i];
Chris@16:         }
Chris@16: #endif
Chris@16: 
Chris@16: #if BOOST_WAVE_SUPPORT_VARIADICS_PLACEMARKERS != 0
Chris@16:     // C99 mode
Chris@16:         static_macros const& static_data_c99(std::size_t i) const
Chris@16:         {
Chris@16:         static static_macros data[] = {
Chris@16:                 { "__STDC__", T_INTLIT, "1" },
Chris@16:                 { "__STDC_VERSION__", T_INTLIT, "199901L" },
Chris@16:                 { "__STDC_HOSTED__", T_INTLIT, "0" },
Chris@16:                 { "__WAVE_HAS_VARIADICS__", T_INTLIT, "1" },
Chris@16:                 { 0, T_EOF, 0 }
Chris@16:             }; 
Chris@16:             BOOST_ASSERT(i < sizeof(data)/sizeof(data[0]));
Chris@16:             return data[i];
Chris@16:         }
Chris@16: #endif 
Chris@16: 
Chris@16:         dynamic_macros const& dynamic_data(std::size_t i) const
Chris@16:         {
Chris@16:         static dynamic_macros data[] = {
Chris@16:                 { "__DATE__", T_STRINGLIT, &predefined_macros::get_date },
Chris@16:                 { "__TIME__", T_STRINGLIT, &predefined_macros::get_time },
Chris@16:                 { "__SPIRIT_PP__", T_INTLIT, &predefined_macros::get_version },
Chris@16:                 { "__SPIRIT_PP_VERSION__", T_INTLIT, &predefined_macros::get_fullversion },
Chris@16:                 { "__SPIRIT_PP_VERSION_STR__", T_STRINGLIT, &predefined_macros::get_versionstr },
Chris@16:                 { "__WAVE__", T_INTLIT, &predefined_macros::get_version },
Chris@16:                 { "__WAVE_VERSION__", T_INTLIT, &predefined_macros::get_fullversion },
Chris@16:                 { "__WAVE_VERSION_STR__", T_STRINGLIT, &predefined_macros::get_versionstr },
Chris@16:                 { "__WAVE_CONFIG__", T_INTLIT, &predefined_macros::get_config },
Chris@16:                 { 0, T_EOF, 0 }
Chris@16:             };
Chris@16:             BOOST_ASSERT(i < sizeof(data)/sizeof(data[0]));
Chris@16:             return data[i];
Chris@16:         }
Chris@16:     };   // predefined_macros
Chris@16: 
Chris@16: ///////////////////////////////////////////////////////////////////////////////
Chris@16: }   // namespace util
Chris@16: }   // namespace wave
Chris@16: }   // namespace boost
Chris@16: 
Chris@16: // the suffix header occurs after all of the code
Chris@16: #ifdef BOOST_HAS_ABI_HEADERS
Chris@16: #include BOOST_ABI_SUFFIX
Chris@16: #endif
Chris@16: 
Chris@16: #endif // !defined(CPP_MACROMAP_PREDEF_HPP_HK041119)