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Environment.hpp

00001 #if   !defined(__ENVIRONMENT_HPP)
00002 #define __ENVIRONMENT_HPP
00003 
00004 /*
00005   CoreLinux++ 
00006   Copyright (C) 1999,2000 CoreLinux Consortium
00007   
00008    The CoreLinux++ Library is free software; you can redistribute it and/or
00009    modify it under the terms of the GNU Library General Public License as
00010    published by the Free Software Foundation; either version 2 of the
00011    License, or (at your option) any later version.
00012 
00013    The CoreLinux++ Library Library is distributed in the hope that it will 
00014    be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
00015    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00016    Library General Public License for more details.
00017 
00018    You should have received a copy of the GNU Library General Public
00019    License along with the GNU C Library; see the file COPYING.LIB.  If not,
00020    write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
00021    Boston, MA 02111-1307, USA.  
00022 */
00023 
00024 #if !defined IN_COMMON_HPP
00025    #error Environment.hpp is included by Common.hpp only.
00026 #endif
00027 
00028 
00029 namespace   corelinux
00030 {
00031    DECLARE_CLASS(Environment);
00032 
00037    class Environment
00038    {
00039    public:
00040 
00042 
00043       inline   bool  operator==( EnvironmentCref ) const
00044                {
00045                   return true;
00046                }
00047 
00048       //
00049       // Accessors
00050       //
00052 
00053       static   UserIdentifier getUserId( void );
00054 
00056 
00057       static   UserIdentifier getEffectiveUserId( void );
00058 
00060 
00061       static   GroupIdentifier getGroupId( void );
00062 
00064 
00065       static   GroupIdentifier getEffectiveGroupId( void );
00066 
00074       static   CharPtr  getEnvironmentValue( CharCptr );
00075 
00076       //
00077       // Mutators
00078       //
00079 
00087       static   Int   setEnvironmentNameValue( CharPtr );
00088 
00089       //
00090       // Functions for library
00091       //
00092 
00101       static   Int   setupCommonAccess( CharCptr, const CreateDisposition & );
00102 
00109       static   Int   removeCommonAccess( CharCptr );
00110 
00112 
00113       static   ProcessIdentifier getProcessGroupId( void );
00114 
00116 
00117       static   ProcessIdentifier getProcessGroupId( ProcessIdentifierRef );
00118 
00120 
00121       static   void  setThreadPriority( ProcessIdentifier, Int );
00122 
00124 
00125       static   Int   getThreadPriority( ProcessIdentifier );
00126 
00127    protected:
00128 
00129                               Environment( void ) throw (Assertion)
00130                               {
00131                                  NEVER_GET_HERE;
00132                               }
00133                         
00134                               Environment( EnvironmentCref )
00135                                  throw (Assertion)
00136                               {
00137                                  NEVER_GET_HERE;
00138                               }
00139                
00140                EnvironmentRef operator=( EnvironmentCref )
00141                   throw (Assertion)
00142                {
00143                   NEVER_GET_HERE;
00144                   return (*this);
00145                }
00146    private:
00147 
00148    
00149    };
00150 }
00151 
00152 #endif
00153 
00154 /*
00155    Common rcs information do not modify
00156    $Author: dulimart $
00157    $Revision: 1.4 $
00158    $Date: 2001/03/20 04:06:00 $
00159    $Locker:  $
00160 */
00161 

This is the CoreLinux++ reference manual
Provided by The CoreLinux Consortium