sintonia/library/ecasound-2.7.2/libecasound/eca-logger-wellformed.cpp

111 lines
2.8 KiB
C++

// ------------------------------------------------------------------------
// eca-logger-wellformed.cpp: Logging implementation that outputs
// messages in a well-formed format.
// Copyright (C) 2002-2004 Kai Vehmanen
//
// Attributes:
// eca-style-version: 3
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
// ------------------------------------------------------------------------
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <iostream>
#include <string>
#include <kvu_numtostr.h>
#include "eca-logger-wellformed.h"
using namespace std;
ECA_LOGGER_WELLFORMED::ECA_LOGGER_WELLFORMED(void)
{
}
ECA_LOGGER_WELLFORMED::~ECA_LOGGER_WELLFORMED(void)
{
}
/**
* Prints the given log message in well-formed
* format.
*
* See section "Ecasound Interactive Mode -
* Well-Formed Output Mode" in the Ecasound
* Programmer's Guide for more detailed documentation.
*/
void ECA_LOGGER_WELLFORMED::do_msg(ECA_LOGGER::Msg_level_t level, const string& module_name, const string& log_message)
{
if (is_log_level_set(level) == true) {
cout << ECA_LOGGER_WELLFORMED::create_wellformed_message(level,
log_message);
}
}
void ECA_LOGGER_WELLFORMED::do_flush(void)
{
}
void ECA_LOGGER_WELLFORMED::do_log_level_changed(void)
{
}
string ECA_LOGGER_WELLFORMED::create_wellformed_message(ECA_LOGGER::Msg_level_t level, const string& message)
{
string result, rettype;
string::const_iterator p = message.begin();
size_t msglen = message.size();
/* 1. loglevel */
result += kvu_numtostr(static_cast<int>(level));
/* 2. space */
result += " ";
if (level == ECA_LOGGER::eiam_return_values) {
while(p != message.end()) {
msglen--;
if (isspace(*p) != 0) {
rettype = string(message.begin(), p);
p++; /* skip space to reach start of actual msg */
break;
}
++p;
}
}
/* 3. message size */
result += kvu_numtostr(msglen);
if (level == ECA_LOGGER::eiam_return_values) {
/* 4. space */
result += " ";
/* 5. return type */
result += rettype;
}
/* 6. contentblock */
result += "\r\n";
result += string(p,message.end());
result += "\r\n\r\n";
return result;
}