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authorYaniv Kamay <ykamay@redhat.com>2009-09-19 21:25:46 +0300
committerYaniv Kamay <ykamay@redhat.com>2009-10-14 15:06:41 +0200
commitc1b79eb035fa158fb2ac3bc8e559809611070016 (patch)
tree3348dd749a700dedf87c9b16fe8be77c62928df8 /client/cmd_line_parser.h
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Diffstat (limited to 'client/cmd_line_parser.h')
-rw-r--r--client/cmd_line_parser.h105
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diff --git a/client/cmd_line_parser.h b/client/cmd_line_parser.h
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+/*
+ Copyright (C) 2009 Red Hat, Inc.
+
+ This program is free software; you can redistribute it and/or
+ modify it under the terms of the GNU General Public License as
+ published by the Free Software Foundation; either version 2 of
+ the License, or (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef _H_CMD_LINE_PARSER
+#define _H_CMD_LINE_PARSER
+
+class CmdLineParser {
+public:
+
+ enum {
+ OPTION_ERROR = -1,
+ OPTION_DONE = 0,
+ OPTION_HELP = 256,
+ OPTION_FIRST_AVILABLE,
+ };
+
+ CmdLineParser(std::string description, bool allow_positional_args);
+ virtual ~CmdLineParser();
+
+ void add(int id, const std::string& name, const std::string& help,
+ char short_name = 0);
+
+ void add(int id, const std::string& name, const std::string& help,
+ const std::string& arg_name, bool reqired_arg, char short_name = 0);
+ void set_multi(int id, char seperator);
+ void set_reqired(int id);
+
+ void begin(int argc, char** argv);
+ int get_option(char** val);
+ char* next_argument();
+ bool is_set(int id);
+
+ void show_help();
+
+private:
+ class Option;
+
+ enum OptionType {
+ NO_ARGUMENT,
+ OPTIONAL_ARGUMENT,
+ REQUIRED_ARGUMENT,
+ };
+
+ void add_private(int id, const std::string& name, char short_name, OptionType type,
+ const std::string& help, const std::string& arg_name);
+ Option* find(char short_name);
+ Option* find(int id);
+ Option* find(const std::string& name);
+ Option* find_missing_opt();
+
+ void build();
+
+ char* start_multi(char *optarg, char seperator);
+ char* next_multi();
+
+private:
+
+ class Option {
+ public:
+ Option(int in_id, const std::string& in_name, char in_short_name, OptionType in_type,
+ const std::string& in_help, const std::string& arg_name);
+
+ public:
+ int id;
+ std::string name;
+ std::string arg_name;
+ OptionType type;
+ char short_name;
+ std::string help;
+ bool optional;
+ bool is_set;
+ char seperator;
+ };
+
+ std::string _description;
+ std::vector<struct option> _long_options;
+ std::string _short_options;
+
+ typedef std::list<Option*> Options;
+ Options _options;
+ int _argc;
+ char** _argv;
+ char* _multi_args;
+ char* _multi_next;
+ char _multi_seperator;
+ bool _positional_args;
+ bool _done;
+};
+
+#endif
+