1 files changed, 270 insertions, 0 deletions
diff --git a/src/anyoption.h b/src/anyoption.h
new file mode 100644
index 0000000..13a4a18
--- /dev/null
+++ b/src/anyoption.h
@@ -0,0 +1,270 @@
+#ifndef _ANYOPTION_H
+#define _ANYOPTION_H
+
+#include <iostream>
+#include <fstream>
+#include <stdlib.h>
+#include <cstring>
+
+#define COMMON_OPT 	1
+#define COMMAND_OPT 	2
+#define FILE_OPT 	3
+#define COMMON_FLAG 	4
+#define COMMAND_FLAG 	5
+#define FILE_FLAG 	6
+
+#define COMMAND_OPTION_TYPE  	1
+#define COMMAND_FLAG_TYPE 	2
+#define FILE_OPTION_TYPE  	3
+#define FILE_FLAG_TYPE 		4 
+#define UNKNOWN_TYPE 		5
+
+#define DEFAULT_MAXOPTS 	10
+#define MAX_LONG_PREFIX_LENGTH 	2
+
+#define DEFAULT_MAXUSAGE	3
+#define DEFAULT_MAXHELP         10	
+
+#define TRUE_FLAG "true" 
+
+using namespace std;
+
+class AnyOption 
+{
+
+public: /* the public interface */
+	AnyOption();
+	AnyOption(int maxoptions ); 
+	AnyOption(int maxoptions , int maxcharoptions); 
+	~AnyOption();
+
+	/* 
+         * following set methods specifies the  
+	 * special characters and delimiters 
+	 * if not set traditional defaults will be used
+         */
+
+	void setCommandPrefixChar( char _prefix );   /* '-' in "-w" */
+	void setCommandLongPrefix( char *_prefix );  /* '--' in "--width" */
+	void setFileCommentChar( char _comment );    /* '#' in shellscripts */
+	void setFileDelimiterChar( char _delimiter );/* ':' in "width : 100" */
+
+	/* 
+	 * provide the input for the options
+         * like argv[] for commndline and the 
+         * option file name  to use;
+	 */
+
+	void useCommandArgs( int _argc, char **_argv );
+	void useFiileName( const char *_filename );
+
+	/* 
+         * turn off the POSIX style options 
+         * this means anything starting with a '-' or "--"
+         * will be considered a valid option 
+         * which alo means you cannot add a bunch of 
+         * POIX options chars together like "-lr"  for "-l -r"
+         * 
+         */
+
+	void noPOSIX();
+
+	/*
+         * prints warning verbose if you set anything wrong 
+         */
+	void setVerbose();
+
+
+	/* 
+         * there are two types of options  
+         *
+         * Option - has an associated value ( -w 100 )
+         * Flag  - no value, just a boolean flag  ( -nogui )
+         * 
+	 * the options can be either a string ( GNU style )
+         * or a character ( traditional POSIX style ) 
+         * or both ( --width, -w )
+         *
+         * the options can be common to the commandline and 
+         * the optionfile, or can belong only to either of 
+         * commandline and optionfile
+         *
+         * following set methods, handle all the aboove 
+	 * cases of options.
+         */
+
+	/* options comman to command line and option file */
+	void setOption( const char *opt_string );
+	void setOption( char  opt_char );
+	void setOption( const char *opt_string , char opt_char );
+	void setFlag( const char *opt_string );
+	void setFlag( char  opt_char );
+	void setFlag( const char *opt_string , char opt_char );
+
+	/* options read from commandline only */
+	void setCommandOption( const char *opt_string );
+	void setCommandOption( char  opt_char );
+	void setCommandOption( const char *opt_string , char opt_char );
+	void setCommandFlag( const char *opt_string );
+	void setCommandFlag( char  opt_char );
+	void setCommandFlag( const char *opt_string , char opt_char );
+
+	/* options read from an option file only  */
+	void setFileOption( const char *opt_string );
+	void setFileOption( char  opt_char );
+	void setFileOption( const char *opt_string , char opt_char );
+	void setFileFlag( const char *opt_string );
+	void setFileFlag( char  opt_char );
+	void setFileFlag( const char *opt_string , char opt_char );
+
+	/*
+         * process the options, registerd using 
+         * useCommandArgs() and useFileName();
+         */
+	void processOptions();  
+	void processCommandArgs();
+	void processCommandArgs( int max_args );
+	bool processFile();
+
+	/*
+         * process the specified options 
+         */
+	void processCommandArgs( int _argc, char **_argv );
+	void processCommandArgs( int _argc, char **_argv, int max_args );
+	bool processFile( const char *_filename );
+	
+	/*
+         * get the value of the options 
+	 * will return NULL if no value is set 
+         */
+	char *getValue( const char *_option );
+	bool  getFlag( const char *_option );
+	char *getValue( char _optchar );
+	bool  getFlag( char _optchar );
+
+	/*
+	 * Print Usage
+	 */
+	void printUsage();
+	void printAutoUsage();
+	void addUsage( const char *line );
+	void printHelp();
+        /* print auto usage printing for unknown options or flag */
+	void autoUsagePrint(bool flag);
+	
+	/* 
+         * get the argument count and arguments sans the options
+         */
+	int   getArgc();
+	char* getArgv( int index );
+	bool  hasOptions();
+
+private: /* the hidden data structure */
+	int argc;		/* commandline arg count  */
+	char **argv;  		/* commndline args */
+	const char* filename; 	/* the option file */
+	char* appname; 	/* the application name from argv[0] */
+
+	int *new_argv; 		/* arguments sans options (index to argv) */
+	int new_argc;   	/* argument count sans the options */
+	int max_legal_args; 	/* ignore extra arguments */
+
+
+	/* option strings storage + indexing */
+	int max_options; 	/* maximum number of options */
+	const char **options; 	/* storage */
+	int *optiontype; 	/* type - common, command, file */
+	int *optionindex;	/* index into value storage */
+	int option_counter; 	/* counter for added options  */
+
+	/* option chars storage + indexing */
+	int max_char_options; 	/* maximum number options */
+	char *optionchars; 	/*  storage */
+	int *optchartype; 	/* type - common, command, file */
+	int *optcharindex; 	/* index into value storage */
+	int optchar_counter; 	/* counter for added options  */
+
+	/* values */
+	char **values; 		/* common value storage */
+	int g_value_counter; 	/* globally updated value index LAME! */
+
+	/* help and usage */
+	const char **usage; 	/* usage */
+	int max_usage_lines;	/* max usage lines reseverd */
+	int usage_lines;	/* number of usage lines */
+
+	bool command_set;	/* if argc/argv were provided */
+	bool file_set;		/* if a filename was provided */
+	bool mem_allocated;     /* if memory allocated in init() */
+	bool posix_style; 	/* enables to turn off POSIX style options */
+	bool verbose;		/* silent|verbose */
+	bool print_usage;	/* usage verbose */
+	bool print_help;	/* help verbose */
+	
+	char opt_prefix_char;		/*  '-' in "-w" */
+	char long_opt_prefix[MAX_LONG_PREFIX_LENGTH]; /* '--' in "--width" */
+	char file_delimiter_char;	/* ':' in width : 100 */
+	char file_comment_char;		/*  '#' in "#this is a comment" */
+	char equalsign;
+	char comment;
+	char delimiter;
+	char endofline;
+	char whitespace;
+	char nullterminate;
+
+	bool set;   //was static member
+	bool once;  //was static member
+	
+	bool hasoptions;
+	bool autousage;
+
+private: /* the hidden utils */
+	void init();	
+	void init(int maxopt, int maxcharopt );	
+	bool alloc();
+	void cleanup();
+	bool valueStoreOK();
+
+	/* grow storage arrays as required */
+	bool doubleOptStorage();
+	bool doubleCharStorage();
+	bool doubleUsageStorage();
+
+	bool setValue( const char *option , char *value );
+	bool setFlagOn( const char *option );
+	bool setValue( char optchar , char *value);
+	bool setFlagOn( char optchar );
+
+	void addOption( const char* option , int type );
+	void addOption( char optchar , int type );
+	void addOptionError( const char *opt);
+	void addOptionError( char opt);
+	bool findFlag( char* value );
+	void addUsageError( const char *line );
+	bool CommandSet();
+	bool FileSet();
+	bool POSIX();
+
+	char parsePOSIX( char* arg );
+	int parseGNU( char *arg );
+	bool matchChar( char c );
+	int matchOpt( char *opt );
+
+	/* dot file methods */
+	char *readFile();
+	char *readFile( const char* fname );
+	bool consumeFile( char *buffer );
+	void processLine( char *theline, int length );
+	char *chomp( char *str );
+	void valuePairs( char *type, char *value ); 
+	void justValue( char *value );
+
+	void printVerbose( const char *msg );
+	void printVerbose( char *msg );
+	void printVerbose( char ch );
+	void printVerbose( );
+
+
+};
+
+#endif /* ! _ANYOPTION_H */