interpreter/preprocessor/faust-0.9.47mr3/architecture/osclib/faust/src/lib/OSCFError.h

   1 /*
   2   Copyright (c) Grame 2010
   3
   4   This library is free software; you can redistribute it and modify it under
   5   the terms of the GNU Library General Public License as published by the
   6   Free Software Foundation version 2 of the License, or any later version.
   7
   8   This library is distributed in the hope that it will be useful, but
   9   WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  10   or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Library General Public License
  11   for more details.
  12
  13   You should have received a copy of the GNU Library General Public License
  14   along with this library; if not, write to the Free Software
  15   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA.
  16
  17   Grame Research Laboratory, 9, rue du Garet 69001 Lyon - France
  18   research@grame.fr
  19
  20 */
  21
  22 #ifndef __OSCFError__
  23 #define __OSCFError__
  24
  25 #include <iostream>
  26 #include "OSCStream.h"
  27
  28 namespace oscfaust
  29 {
  30
  31 //--------------------------------------------------------------------------
  32 /*!
  33 \brief  OSC error stream
  34
  35         Combines the \c cerr and \c oscerr streams
  36 */
  37 typedef struct OSCFError {
  38         bool oscpending;
  39         OSCFError() { oscpending = false; }
  40 } OSCFError;
  41
  42 typedef struct OSCFErrorEnd {
  43 } OSCFErrEnd;
  44
  45
  46 inline OSCFError& operator << (OSCFError& err, OSCFErrEnd end)
  47 {
  48         std::cerr << std::endl;
  49 #ifndef NO_OSC
  50         oscerr <<  OSCEnd();
  51         err.oscpending = false;
  52 #endif
  53         return err;
  54 }
  55
  56 template <typename T>   OSCFError& operator << (OSCFError& err, const T& arg)
  57 {
  58         std::cerr << arg;
  59 #ifndef NO_OSC
  60         if (!err.oscpending) {
  61                 oscerr << OSCErr();
  62                 err.oscpending = true;
  63         }
  64         oscerr << arg;
  65 #endif
  66         return err;
  67 }
  68
  69 class Message;
  70 OSCFError& operator <<  (OSCFError& err, const Message* arg);
  71
  72 extern OSCFError        OSCFErr;                // static OSC error output stream
  73 extern OSCFErrEnd       OSCFEndl;               // static OSC error output stream end
  74
  75 } // end namespace
  76
  77 #endif