REhints/HexRaysCodeXplorer

/*    Copyright (c) 2013-2015
    REhints <info@rehints.com>
    All rights reserved.
    
    ==============================================================================
    
    This file is part of HexRaysCodeXplorer

     HexRaysCodeXplorer 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 3 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, see
     <http://www.gnu.org/licenses/>.

    ==============================================================================
*/

#include "Common.h"
#include "Debug.h"

#define OUTPUT_FILE "codexplorer_output.txt"
#define ERROR_FILE "codexplorer_error.txt"

#if defined (__LINUX__) || defined (__MAC__)
#pragma GCC diagnostic ignored "-Wdeprecated-declarations"
#endif

static void print_to_output_file(const char *output_msg) {
    int file_id = qopen(OUTPUT_FILE, O_WRONLY | O_APPEND);
    if (file_id == -1)
        file_id = qcreate(OUTPUT_FILE, 511);

    if (file_id == -1) {
        msg("FATAL: print_to_output_file failed!\n");
        return;
    }

    qwrite(file_id, output_msg, strlen(output_msg));
    qclose(file_id);
}

static void print_to_error_file(const char *error_msg) {
    int file_id = qopen(ERROR_FILE, O_WRONLY | O_APPEND);
    if (file_id == -1)
        file_id = qcreate(ERROR_FILE, 511);

    if (file_id == -1) {
        msg("FATAL: print_to_error_file failed!\n");
        return;
    }

    qwrite(file_id, error_msg, strlen(error_msg));
    qclose(file_id);
}

void logmsg(unsigned int level, const char *fmt, ...)
{
    va_list arglist;

    if (level > CURRENT_DEBUG_LEVEL)
        return;

    va_start(arglist, fmt);

    switch (level) {
    case OUTPUT:
        print_to_output_file(fmt);
        break;
    case ERROR:
        print_to_error_file(fmt);
        break;
    default:
        vmsg(fmt, arglist);
        break;
    }

    va_end(arglist);
}