Utils/Logger/Config.ih

   1 // $Id$
   2 //
   3 // Copyright (C) 2007
   4 // Fraunhofer Institute for Open Communication Systems (FOKUS)
   5 // Competence Center NETwork research (NET), St. Augustin, GERMANY
   6 //     Stefan Bund <g0dil@berlios.de>
   7 //
   8 // This program is free software; you can redistribute it and/or modify
   9 // it under the terms of the GNU General Public License as published by
  10 // the Free Software Foundation; either version 2 of the License, or
  11 // (at your option) any later version.
  12 //
  13 // This program is distributed in the hope that it will be useful,
  14 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 // GNU General Public License for more details.
  17 //
  18 // You should have received a copy of the GNU General Public License
  19 // along with this program; if not, write to the
  20 // Free Software Foundation, Inc.,
  21 // 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  22
  23 /** \file
  24     \brief Config internal header */
  25
  26 #ifndef IH_Config_
  27 #define IH_Config_ 1
  28
  29 // Custom includes
  30 #include <boost/preprocessor/expand.hpp>
  31 #include <boost/preprocessor/seq/for_each.hpp>
  32 #include <boost/preprocessor/seq/to_tuple.hpp>
  33 #include <boost/preprocessor/seq/fold_right.hpp>
  34 #include <boost/preprocessor/seq/pop_back.hpp>
  35 #include <boost/preprocessor/if.hpp>
  36 #include "../preprocessor.hh"
  37
  38 ///////////////////////////////ih.p////////////////////////////////////////
  39
  40 namespace senf {
  41 namespace log {
  42 namespace detail {
  43
  44     /// Internal: Compile time configuration for given \a Stream and \a Area
  45     template <class Stream, class Area>
  46     struct Config
  47     {
  48         typedef typename Config<Stream,void>::compileLimit compileLimit;
  49     };
  50
  51 #   ifndef DOXYGEN
  52
  53     template <class Stream>
  54     struct Config<Stream, void>
  55     {
  56         typedef typename Stream::compileLimit compileLimit;
  57     };
  58
  59 #   endif
  60
  61 }}}
  62
  63 #define SENF_LOG_SEQ_TO_NAME_(s,state,elem) state::elem
  64
  65 #define SENF_LOG_SEQ_TO_NAME(seq)                                                                 \
  66     BOOST_PP_SEQ_FOLD_LEFT(SENF_LOG_SEQ_TO_NAME_, , seq)
  67
  68 #define SENF_LOG_PREDECL_(s, state, elem)                                                         \
  69     namespace elem { state }
  70
  71 #define SENF_LOG_PREDECL(seq)                                                                     \
  72     BOOST_PP_SEQ_FOLD_RIGHT( SENF_LOG_PREDECL_,                                                   \
  73                              class SENF_PP_SEQ_BACK(seq);,                                        \
  74                              BOOST_PP_SEQ_POP_BACK(seq) )
  75
  76 #define SENF_LOG_NIL(x)
  77
  78 #define SENF_LOG_CONF_DEFINE(stream, area, level)                                                 \
  79     SENF_LOG_PREDECL(stream)                                                                      \
  80     BOOST_PP_IF(BOOST_PP_DEC(BOOST_PP_SEQ_SIZE(area)),                                            \
  81                 SENF_LOG_PREDECL,                                                                 \
  82                 SENF_LOG_NIL)(area)                                                               \
  83     namespace senf { namespace log { namespace detail {                                           \
  84         template <>                                                                               \
  85         struct Config< SENF_LOG_SEQ_TO_NAME(stream),                                              \
  86                        BOOST_PP_IF(BOOST_PP_DEC(BOOST_PP_SEQ_SIZE(area)),                         \
  87                                    SENF_LOG_SEQ_TO_NAME(area),                                    \
  88                                    void) >                                                        \
  89         { typedef senf::log::level compileLimit; };                                               \
  90     }}}
  91
  92 #ifdef SENF_LOG_CONF
  93
  94 #   define SLC_elt(r, data, elt) \
  95         SENF_LOG_CONF_DEFINE elt
  96
  97     BOOST_PP_SEQ_FOR_EACH(SLC_elt, none, SENF_LOG_CONF)
  98
  99 #   undef SLC_elt
 100
 101 #endif
 102
 103
 104
 105
 106 ///////////////////////////////ih.e////////////////////////////////////////
 107 #endif
 108
 109 \f
 110 // Local Variables:
 111 // mode: c++
 112 // fill-column: 100
 113 // comment-column: 40
 114 // c-file-style: "senf"
 115 // indent-tabs-mode: nil
 116 // ispell-local-dictionary: "american"
 117 // compile-command: "scons -u test"
 118 // End: