sbuild 1.4.23
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00001 /* Copyright © 2003,2006-2008 Roger Leigh <rleigh@debian.org> 00002 * 00003 * schroot is free software: you can redistribute it and/or modify it 00004 * under the terms of the GNU General Public License as published by 00005 * the Free Software Foundation, either version 3 of the License, or 00006 * (at your option) any later version. 00007 * 00008 * schroot is distributed in the hope that it will be useful, but 00009 * WITHOUT ANY WARRANTY; without even the implied warranty of 00010 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00011 * General Public License for more details. 00012 * 00013 * You should have received a copy of the GNU General Public License 00014 * along with this program. If not, see 00015 * <http://www.gnu.org/licenses/>. 00016 * 00017 *********************************************************************/ 00018 00019 #ifndef SBUILD_MNTSTREAM_H 00020 #define SBUILD_MNTSTREAM_H 00021 00022 #include <sbuild/sbuild-custom-error.h> 00023 00024 #include <iostream> 00025 #include <deque> 00026 #include <string> 00027 00028 #include <stdio.h> 00029 #include <sys/types.h> 00030 #include <mntent.h> 00031 00032 namespace sbuild 00033 { 00034 00046 class mntstream 00047 { 00048 public: 00050 enum error_code 00051 { 00052 MNT_OPEN, 00053 MNT_READ 00054 }; 00055 00057 typedef sbuild::custom_error<error_code> error; 00058 00065 struct mntentry 00066 { 00068 mntentry () 00069 {}; 00070 00076 mntentry (struct mntent const& entry); 00077 00079 std::string filesystem_name; 00081 std::string directory; 00083 std::string type; 00085 std::string options; 00087 int dump_frequency; 00089 int fsck_pass; 00090 }; 00091 00097 mntstream(std::string const& file); 00098 00100 virtual ~mntstream(); 00101 00112 void open(std::string const& file); 00113 00121 void close(); 00122 00130 bool eof() const; 00131 00139 bool bad() const; 00140 00147 operator bool (); 00148 00155 bool 00156 operator ! (); 00157 00158 friend mntstream& 00159 operator >> (mntstream& stream, 00160 mntentry& entry); 00161 00162 private: 00173 void read (int quantity=1); 00174 00176 std::string file; 00177 00179 FILE *mntfile; 00180 00185 std::deque<mntentry> data; 00186 00188 bool error_status; 00189 00191 bool eof_status; 00192 }; 00193 00202 mntstream& 00203 operator >> (mntstream& stream, 00204 mntstream::mntentry& entry); 00205 00206 } 00207 00208 #endif /* SBUILD_MNTSTREAM_H */ 00209 00210 /* 00211 * Local Variables: 00212 * mode:C++ 00213 * End: 00214 */