vsysexits.h

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/***************************************************************************
 *                                                                         *
 *   Copyright (C) 2017  Seamly, LLC                                       *
 *                                                                         *
 *   https://github.com/fashionfreedom/seamly2d                             *
 *                                                                         *
 ***************************************************************************
 **
 **  Seamly2D 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.
 **
 **  Seamly2D 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 Seamly2D.  If not, see <http://www.gnu.org/licenses/>.
 **
 **************************************************************************
 
 ************************************************************************
 **
 **  @file   vsysexits.h
 **  @author Roman Telezhynskyi <dismine(at)gmail.com>
 **  @date   28 9, 2015
 **
 **  @brief
 **  @copyright
 **  This source code is part of the Valentine project, a pattern making
 **  program, whose allow create and modeling patterns of clothing.
 **  Copyright (C) 2015 Seamly2D project
 **  <https://github.com/fashionfreedom/seamly2d> All Rights Reserved.
 **
 **  Seamly2D 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.
 **
 **  Seamly2D 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 Seamly2D.  If not, see <http://www.gnu.org/licenses/>.
 **
 *************************************************************************/
 
#ifndef VSYSEXITS_H
#define VSYSEXITS_H
 
#include <QTextStream>
 
#ifdef __GNUC__
#define V_UNUSED __attribute__ ((unused))
#else
#define V_UNUSED
#endif
 
static const auto V_UNUSED V_EX_OK = 0;           /*Indicate the successful exit.*/
 
static const auto V_UNUSED V_EX_USAGE = 64;       /*The command was used incorrectly, e.g., with the wrong number of
                                                    arguments, a bad flag, a bad syntax in a parameter, or whatever.*/
 
static const auto V_UNUSED V_EX_DATAERR = 65;     /*The input data was incorrect in some way.  This should only be 
                                                    used for user's data and not system files.*/
 
static const auto V_UNUSED V_EX_NOINPUT = 66;     /*An input file (not a system file) did not exist or was not 
                                                    readable.*/
 
static const auto V_UNUSED V_EX_UNAVAILABLE = 69; /*A service is unavailable.  This can occur if a support program or 
                                                    file does not exist.  This can also be used as a catchall message 
                                                    when something you wanted to do doesn't work, but you don't know 
                                                    why.*/
 
static const auto V_UNUSED V_EX_SOFTWARE = 70;    /*An internal software error has been detected.  This should be 
                                                    limited to nonoperating operating system related errors as 
                                                    possible.*/
 
static const auto V_UNUSED V_EX_OSERR = 71;       /*An operating system error has been detected.  This is intended to be
                                                    used for such things as ``cannot fork'', ``cannot create pipe'', or 
                                                    the like. It includes things like getuid returning a user that does 
                                                    not exist in the passwd file.*/
 
static const auto V_UNUSED V_EX_OSFILE = 72;      /*Some system file (e.g., /etc/passwd, /var/run/utmp, etc.) does not 
                                                    exist, cannot be opened, or has some sort of error (e.g., syntax 
                                                    error).*/
 
static const auto V_UNUSED V_EX_CANTCREAT = 73;   /*A (user specified) output file cannot be created.*/
 
static const auto V_UNUSED V_EX_IOERR = 74;       /*An error occurred while doing I/O on some file.*/
 
static const auto V_UNUSED V_EX_NOPERM = 77;      /*You did not have sufficient permission to perform the operation. 
                                                    This is not intended for file system problems, which should use
                                                    EX_NOINPUT or EX_CANTCREAT, but rather for higher level 
                                                    permissions.*/
 
static const auto V_UNUSED V_EX_CONFIG = 78;      /*Something was found in an unconfigured or misconfigured state.*/
 
#undef V_UNUSED
 
//---------------------------------------------------------------------------------------------------------------------
inline QTextStream& vStdErr()
{
    static QTextStream ts( stderr );
    ts.flush();
    return ts;
}
 
//---------------------------------------------------------------------------------------------------------------------
inline QTextStream& vStdOut()
{
    static QTextStream ts( stdout );
    ts.flush();
    return ts;
}
 
#endif // VSYSEXITS_H