sbuild-parse-value.h

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00001 /* Copyright © 2005-2006  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 2 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, write to the Free Software
00015  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
00016  * MA  02111-1307  USA
00017  *
00018  *********************************************************************/
00019 
00020 #ifndef SBUILD_PARSE_VALUE_H
00021 #define SBUILD_PARSE_VALUE_H
00022 
00023 #include <sbuild/sbuild-parse-error.h>
00024 #include <sbuild/sbuild-log.h>
00025 
00026 #include <string>
00027 #include <sstream>
00028 
00029 namespace sbuild
00030 {
00031 
00038   void
00039   parse_value (std::string const& value,
00040                bool&              parsed_value);
00041 
00048   void
00049   parse_value (std::string const& value,
00050                std::string&       parsed_value);
00051 
00058   template <typename T>
00059   void
00060   parse_value (std::string const& value,
00061                T& parsed_value)
00062   {
00063     std::istringstream is(value);
00064     is.imbue(std::locale("C"));
00065     T tmpval;
00066     if (is >> tmpval)
00067       {
00068         parsed_value = tmpval;
00069         log_debug(DEBUG_NOTICE) << "value=" << parsed_value << std::endl;
00070       }
00071     else
00072       {
00073         log_debug(DEBUG_NOTICE) << "parse error" << std::endl;
00074         throw parse_error(parse_error::BAD_VALUE, value);
00075         }
00076   }
00077 
00078 }
00079 
00080 #endif /* SBUILD_PARSE_VALUE_H */
00081 
00082 /*
00083  * Local Variables:
00084  * mode:C++
00085  * End:
00086  */

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