From 53eee7f4e2ef4d4211df3e860e3c787fbd83c3e8 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sat, 7 Nov 2015 14:45:54 +0100 Subject: Adding upstream version 1.3. Signed-off-by: Daniel Baumann --- arg_parser.h | 105 ----------------------------------------------------------- 1 file changed, 105 deletions(-) delete mode 100644 arg_parser.h (limited to 'arg_parser.h') diff --git a/arg_parser.h b/arg_parser.h deleted file mode 100644 index d1e5c02..0000000 --- a/arg_parser.h +++ /dev/null @@ -1,105 +0,0 @@ -/* Arg_parser - POSIX/GNU command line argument parser. (C++ version) - Copyright (C) 2006, 2007, 2008, 2009, 2010, 2011 Antonio Diaz Diaz. - - This library 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 3 of the License, or - (at your option) any later version. - - This library 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 library. If not, see . - - As a special exception, you may use this file as part of a free - software library without restriction. Specifically, if other files - instantiate templates or use macros or inline functions from this - file, or you compile this file and link it with other files to - produce an executable, this file does not by itself cause the - resulting executable to be covered by the GNU General Public - License. This exception does not however invalidate any other - reasons why the executable file might be covered by the GNU General - Public License. -*/ - -/* Arg_parser reads the arguments in `argv' and creates a number of - option codes, option arguments and non-option arguments. - - In case of error, `error' returns a non-empty error message. - - `options' is an array of `struct Option' terminated by an element - containing a code which is zero. A null name means a short-only - option. A code value outside the unsigned char range means a - long-only option. - - Arg_parser normally makes it appear as if all the option arguments - were specified before all the non-option arguments for the purposes - of parsing, even if the user of your program intermixed option and - non-option arguments. If you want the arguments in the exact order - the user typed them, call `Arg_parser' with `in_order' = true. - - The argument `--' terminates all options; any following arguments are - treated as non-option arguments, even if they begin with a hyphen. - - The syntax for optional option arguments is `-' - (without whitespace), or `--='. -*/ - -class Arg_parser - { -public: - enum Has_arg { no, yes, maybe }; - - struct Option - { - int code; // Short option letter or code ( code != 0 ) - const char * name; // Long option name (maybe null) - Has_arg has_arg; - }; - -private: - struct Record - { - int code; - std::string argument; - Record( const int c = 0 ) : code( c ) {} - }; - - std::string error_; - std::vector< Record > data; - - bool parse_long_option( const char * const opt, const char * const arg, - const Option options[], int & argind ); - bool parse_short_option( const char * const opt, const char * const arg, - const Option options[], int & argind ); - -public: - Arg_parser( const int argc, const char * const argv[], - const Option options[], const bool in_order = false ); - - // Restricted constructor. Parses a single token and argument (if any) - Arg_parser( const char * const opt, const char * const arg, - const Option options[] ); - - const std::string & error() const throw() { return error_; } - - // The number of arguments parsed (may be different from argc) - int arguments() const throw() { return data.size(); } - - // If code( i ) is 0, argument( i ) is a non-option. - // Else argument( i ) is the option's argument (or empty). - int code( const int i ) const throw() - { - if( i >= 0 && i < arguments() ) return data[i].code; - else return 0; - } - - const std::string & argument( const int i ) const throw() - { - if( i >= 0 && i < arguments() ) return data[i].argument; - else return error_; - } - }; -- cgit v1.2.3