86 lines
2.2 KiB
C++
86 lines
2.2 KiB
C++
/*
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* Copyright 2009 Free Software Foundation, Inc.
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*
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* This software is distributed under the terms of the GNU Affero Public License.
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* See the COPYING file in the main directory for details.
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*
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* This use of this software may be subject to additional restrictions.
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* See the LEGAL file in the main directory for details.
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU Affero General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Affero General Public License for more details.
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You should have received a copy of the GNU Affero General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef OPENBTSCLI_H
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#define OPENBTSCLI_H
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#include <string>
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#include <map>
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#include <iostream>
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namespace CommandLine {
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/** A table for matching strings to actions. */
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typedef std::map<std::string,int (*)(int,char**,std::ostream&,std::istream&)> ParseTable;
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/** The help table. */
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typedef std::map<std::string,std::string> HelpTable;
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class Parser {
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private:
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ParseTable mParseTable;
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HelpTable mHelpTable;
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static const int mMaxArgs = 10;
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public:
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Parser();
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/**
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Process a command line.
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@return 0 on sucess, -1 on exit request, error codes otherwise
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*/
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int process(const char* line, std::ostream& os, std::istream& is) const;
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/** Add a command to the parsing table. */
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void addCommand(const char* name, int (*func)(int,char**,std::ostream&,std::istream&), const char* helpString)
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{ mParseTable[name] = func; mHelpTable[name]=helpString; }
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ParseTable::const_iterator begin() const { return mParseTable.begin(); }
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ParseTable::const_iterator end() const { return mParseTable.end(); }
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/** Return a help string. */
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const char *help(const std::string& cmd) const;
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private:
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/** Parse and execute a command string. */
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int execute(char* line, std::ostream& os, std::istream& is) const;
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};
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} // CLI
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#endif
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// vim: ts=4 sw=4
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