verbose.cpp

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/***************************************************************************
 * lib/common/verbose.cpp
 *
 * Part of the STXXL. See http://stxxl.sourceforge.net
 *
 * Copyright (C) 2009, 2010 Andreas Beckmann <[email protected]>
 *
 * Distributed under the Boost Software License, Version 1.0.
 * (See accompanying file LICENSE_1_0.txt or copy at
 * http://www.boost.org/LICENSE_1_0.txt)
 **************************************************************************/

#include <iostream>
#include <cstdio>
#include <cmath>
#include <stxxl/bits/verbose.h>
#include <stxxl/bits/common/log.h>
#include <stxxl/bits/common/timer.h>
#include <stxxl/bits/msvc_compatibility.h>


#ifndef STXXL_THREAD_ID
# if STXXL_STD_THREADS || STXXL_BOOST_THREADS
# define STXXL_THREAD_ID (-1)
# else
# define STXXL_THREAD_ID pthread_self()
# endif
#endif


STXXL_BEGIN_NAMESPACE

static const double program_start_time_stamp = timestamp();

void print_msg(const char* label, const std::string& msg, unsigned flags)
{
 std::string s;
#ifdef STXXL_PRINT_TIMESTAMP_ALWAYS
 const bool timestamp_always = true;
#else
 const bool timestamp_always = false;
#endif
 if (timestamp_always || (flags & _STXXL_PRNT_TIMESTAMP)) {
 double t = timestamp() - program_start_time_stamp;
 char tstr[23]; /* "[364:23:59:59.999999] " */
 snprintf(tstr, sizeof(tstr), "[%d.%02d:%02d:%02d.%06d] ",
 int(t / (24 * 60 * 60)),
 int(t / (60 * 60)) % 24,
 int(t / 60) % 60, int(t) % 60,
 int((t - floor(t)) * 1000000));
 s += tstr;
 }
 if (label) {
 s += '[';
 s += label;
 s += "] ";
 }
 if (flags & _STXXL_PRNT_THREAD_ID) {
 char tstr[32];
 snprintf(tstr, sizeof(tstr), "[T%ld] ", long(STXXL_THREAD_ID));
 s += tstr;
 }
 s += msg;
 if (flags & _STXXL_PRNT_ADDNEWLINE)
 s += '\n';
 if (flags & _STXXL_PRNT_COUT)
 std::cout << s << std::flush;
 if (flags & _STXXL_PRNT_CERR)
 std::cerr << s << std::flush;
 logger* logger_instance = logger::get_instance();
 if (flags & _STXXL_PRNT_LOG)
 logger_instance->log_stream() << s << std::flush;
 if (flags & _STXXL_PRNT_ERRLOG)
 logger_instance->errlog_stream() << s << std::flush;
}

STXXL_END_NAMESPACE

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