librostlab  1.0.20
rostlab/umask_resource.h
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00001 /*
00002     Copyright (C) 2011 Laszlo Kajan, Technical University of Munich, Germany
00003 
00004     This file is part of librostlab.
00005 
00006     librostlab is free software: you can redistribute it and/or modify
00007     it under the terms of the GNU Lesser General Public License as published by
00008     the Free Software Foundation, either version 3 of the License, or
00009     (at your option) any later version.
00010 
00011     This program is distributed in the hope that it will be useful,
00012     but WITHOUT ANY WARRANTY; without even the implied warranty of
00013     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00014     GNU Lesser General Public License for more details.
00015 
00016     You should have received a copy of the GNU Lesser General Public License
00017     along with this program.  If not, see <http://www.gnu.org/licenses/>.
00018 */
00019 #ifndef ROSTLAB_UMASK_RESOURCE
00020 #define ROSTLAB_UMASK_RESOURCE 1
00021 
00022 #include <sys/types.h>
00023 #include <sys/stat.h>
00024 
00025 namespace rostlab {
00026 
00027 class umask_resource
00028 {
00029   private:
00030     mode_t        _old_mode;
00031     // this is a resource - disable copy contructor and copy assignment
00032                   umask_resource( const umask_resource& ){};
00033     umask_resource&
00034                   operator=(const umask_resource&){return *this;};
00035   public:
00036                   umask_resource( mode_t __new_mode ) : _old_mode( umask( __new_mode ) ) {};
00037     virtual       ~umask_resource(){ umask( _old_mode ); }
00038 };
00039 
00040 };
00041 
00042 #endif // ROSTLAB_UMASK_RESOURCE
00043 // vim:et:ts=2:ai:
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