errmsg.h

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#pragma once

/*
________________________________________________________________________

 (C) dGB Beheer B.V.; (LICENSE) http://opendtect.org/OpendTect_license.txt
 Author:        Bert
 Date:          Sep 2013
________________________________________________________________________

*/

#ifndef commondefs_h
# include "commondefs.h"
#endif

mGlobal(Basic) void ErrMsg(const char*,bool progr=false);

#include <typeinfo>
template <class T>
inline const char* className( const T& t )
{       
    const char* nm = typeid(t).name();
    while ( *nm >= '0' && *nm <= '9' ) nm++;
    return nm;
}


namespace OD {
      mGlobal(Basic) void programmerErrMsg(const char* msg,const char* cname,
                                           const char* fnm,int linenr);
}

# define pErrMsg(msg) \
    OD::programmerErrMsg(msg,::className(*this),__FILE__,__LINE__)

#define pErrMsgOnce(msg) \
{ \
    mDefineStaticLocalObject( bool, __message_shown__, = false ); \
    if ( !__message_shown__ ) \
    { \
        __message_shown__ = true; \
        pErrMsg(msg); \
    } \
}


# define pFreeFnErrMsg(msg) \
    OD::programmerErrMsg( msg, __func__, __FILE__, __LINE__ )

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