/usr/include/ZenLib/Trace.h is in libzen-dev 0.4.23-1ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 | // ZenLib::Trace - To trace (in files)
// Copyright (C) 2006-2011 MediaArea.net SARL, Info@MediaArea.net
//
// This software is provided 'as-is', without any express or implied
// warranty. In no event will the authors be held liable for any damages
// arising from the use of this software.
//
// Permission is granted to anyone to use this software for any purpose,
// including commercial applications, and to alter it and redistribute it
// freely, subject to the following restrictions:
//
// 1. The origin of this software must not be misrepresented; you must not
// claim that you wrote the original software. If you use this software
// in a product, an acknowledgment in the product documentation would be
// appreciated but is not required.
// 2. Altered source versions must be plainly marked as such, and must not be
// misrepresented as being the original software.
// 3. This notice may not be removed or altered from any source distribution.
//
//+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
//+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// Trace
//+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
//
// Provide a direct to file trace
//
//+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
//---------------------------------------------------------------------------
#ifndef ZenTraceH
#define ZenTraceH
//---------------------------------------------------------------------------
//---------------------------------------------------------------------------
#include <fstream>
#include "ZenLib/Ztring.h"
//---------------------------------------------------------------------------
namespace ZenLib
{
//***************************************************************************
static std::FILE* Trace_F;
static ZenLib::Ztring Trace;
static ZenLib::Ztring Trace2;
#ifdef TRACE
#undef TRACE
#endif //TRACE
#if 1
#define TRACE(_TOAPPEND)
#else
#define TRACE(_TOAPPEND) \
Trace.clear(); \
Trace2.clear(); \
_TOAPPEND; \
if (!Trace2.empty()) \
{ \
Trace+=_T(" - "); \
Trace+=Trace2; \
} \
Trace+=_T("\r\n"); \
Trace_F=std::fopen("Trace.txt", "a+t"); \
std::fwrite(Trace.To_Local().c_str(), Trace.size(), 1, Trace_F); \
std::fclose(Trace_F);
#endif
//***************************************************************************
} //NameSpace
#endif // ZenTraceH
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