/*  GSnull
 *  Copyright (C) 2002-2010  PCSX2 Dev Team
 *
 *  PCSX2 is free software: you can redistribute it and/or modify it under the terms
 *  of the GNU Lesser General Public License as published by the Free Software Found-
 *  ation, either version 3 of the License, or (at your option) any later version.
 *
 *  PCSX2 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 PCSX2.
 *  If not, see <http://www.gnu.org/licenses/>.
 */


#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include <string>

#include <stdio.h>
#include <assert.h>

using namespace std;

#include "GS.h"
#include "GifTransfer.h"
#include "null/GSnull.h"

std::string s_strLogPath("logs");

namespace GSLog
{
FILE *gsLog;

bool Open()
{
    bool result = true;

    const std::string LogFile(s_strLogPath + "/GSnull.log");

    gsLog = fopen(LogFile.c_str(), "w");

    if (gsLog != NULL) {
        setvbuf(gsLog, NULL, _IONBF, 0);
    } else {
        Message("Can't create log file %s.", LogFile.c_str());
        result = false;
    }

    WriteLn("GSnull plugin version %d,%d", revision, build);
    WriteLn("GS init.");

    return result;
}

void Close()
{
    if (gsLog) {
        fclose(gsLog);
        gsLog = NULL;
    }
}

void Log(const char *fmt, ...)
{
    va_list list;

    if (!conf.Log || gsLog == NULL)
        return;

    va_start(list, fmt);
    vfprintf(gsLog, fmt, list);
    va_end(list);
}

void Message(const char *fmt, ...)
{
    va_list list;
    char msg[512];

    va_start(list, fmt);
    vsprintf(msg, fmt, list);
    va_end(list);

    SysMessage("%s\n", msg);
}

void Print(const char *fmt, ...)
{
    va_list list;
    char msg[512];

    va_start(list, fmt);
    vsprintf(msg, fmt, list);
    va_end(list);

    Log(msg);
    fprintf(stderr, "GSnull:%s", msg);
}


void WriteLn(const char *fmt, ...)
{
    va_list list;
    char msg[512];

    va_start(list, fmt);
    vsprintf(msg, fmt, list);
    va_end(list);

    Log("%s\n", msg);
    fprintf(stderr, "GSnull:%s\n", msg);
}
};