/*

 * Copyright (C) 2004-2026 ZNC, see the NOTICE file for details.

 *

 * Licensed under the Apache License, Version 2.0 (the "License");

 * you may not use this file except in compliance with the License.

 * You may obtain a copy of the License at

 *

 *     http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */

#ifndef ZNCDEBUG_H

#define ZNCDEBUG_H

#include <znc/zncconfig.h>

#include <znc/ZNCString.h>

#include <sstream>

/** Output a debug info if debugging is enabled.

 *  If ZNC was compiled with <code>--enable-debug</code> or was started with

 *  <code>--debug</code>, the given argument will be sent to stdout.

 *

 *  You can use all the features of C++ streams:

 *  @code

 *  DEBUG("I had " << errors << " errors");

 *  @endcode

 *

 *  @param f The expression you want to display.

 */

#define DEBUG(f)                 \

    do {                         \

        if (CDebug::Debug()) {   \

            CDebugStream sDebug; \

            sDebug << f;         \

        }                        \

    } while (0)

class CDebug {

  public:

    static void SetStdoutIsTTY(bool b) { stdoutIsTTY = b; }

    static bool StdoutIsTTY() { return stdoutIsTTY; }

    static void SetDebug(bool b) { debug = b; }

    static bool Debug() { return debug; }

    static CString Filter(const CString& sUnfilteredLine);

  protected:

    static bool stdoutIsTTY;

    static bool debug;

};

class CDebugStream : public std::ostringstream {

  public:

    ~CDebugStream();

};

#endif  // !ZNCDEBUG_H