parse_cmdline()

Tparsed tfxx::cmdline::parse_cmdline	(	tfxx::cmdline::Commandline &	c,
		const char **	keys,
		const bool &	debug = false
	)

parse command line arguments for file names and options ,A tutorial is available in the detailed description of the Interface provided through xcmdline.h

See also

TEST: Commandline evaluation.

Examples:

tests/commandlinetest.cc.

Definition at line 83 of file xcmdline.cc.

References tfxx::cmdline::Commandline::extra(), tfxx::cmdline::Filename::name, tfxx::cmdline::Commandline::next(), and tfxx::cmdline::Filename::options.

Referenced by main().

    {
      // fill a search list
      // ------------------
      helper::Tkeylist keylist;
      const char* key=*keys;
      while (key != NULL)
      {
        std::string keystring(key);
        keylist.push_back(keystring+":");
        ++keys;
        key=*keys;
      }
      // report search list if requested
      if (debug)
      {
        std::cout << "DEBUG (parse_cmdline): keys are ";
        helper::Tkeylist::const_iterator i=keylist.begin();
        while (i!=keylist.end())
        {
          std::cout << "\"" << *i << "\" ";
          ++i;
        }
        std::cout << std::endl;
      }

      // parse rest of command line
      // --------------------------
      Tparsed retval;
      Filename filename;
      bool first=true;
      while (c.extra())
      {
        helper::CmdlineArgument ca(c.next(), keylist);
        if (first)
        {
          first=false;
          filename.name=ca.value();
        }
        else
        {
          if (ca.isoption())
          {
            filename.options.insert(ca.option());
          }
          else
          {
            retval.push_back(filename);
            filename.options.clear();
            filename.name=ca.value();
          }
        }
      }
      if (!first) { retval.push_back(filename); }
      
      return(retval);
    } // parse_cmdline

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