/* * libtu/optparser.h * * Copyright (c) Tuomo Valkonen 1999-2002.  * * You may distribute and modify this library under the terms of either * the Clarified Artistic License or the GNU LGPL, version 2.1 or later. */#ifndef LIBTU_OPTPARSER_H#define LIBTU_OPTPARSER_H#include "types.h"#define OPT_ID_NOSHORT_FLAG 0x10000#define OPT_ID_RESERVED_FLAG 0x20000#define OPT_ID(X)			((X)|OPT_ID_NOSHORT_FLAG)#define OPT_ID_RESERVED(X)	((X)|OPT_ID_RESERVED_FLAG)/* OPTP_CHAIN is the normal behavior, i.e. single-letter options can be *		"chained" together: 'lr -lR'. Use for normal command line programs. * OPTP_MIDLONG allows '-display foo' -like args but disables chaining * 		of single-letter options. X programs should probably use this. * OPTP_IMMEDIATE allows immediate arguments (-I/usr/include) (and disables *		chaining and midlong options). * OPTP_NO_DASH is the same as OPTP_CHAIN but allows the dash to be omitted * 		for 'tar xzf foo' -like behavior. * Long '--foo=bar' options are supported in all of the modes. */enum{	OPTP_CHAIN=0,	OPTP_DEFAULT=0,	OPTP_MIDLONG=1,	OPTP_IMMEDIATE=2,	OPTP_NO_DASH=3};	enum{	OPT_ARG=1,					/* option has an argument					*/	OPT_OPT_ARG=3				/* option may have an argument				*/};#define END_OPTPARSEROPTS {0, NULL, 0, NULL, NULL}typedef struct _OptParserOpt{	int optid;	const char *longopt;	int	flags;	const char *argname;	const char *descr;} OptParserOpt;typedef struct _OptParserCommonInfo{	const char *version;	const char *usage_tmpl;	const char *about;} OptParserCommonInfo;enum{	OPT_ID_END=0,	OPT_ID_ARGUMENT=1,	E_OPT_INVALID_OPTION=-1,	E_OPT_INVALID_CHAIN_OPTION=-2,	E_OPT_SYNTAX_ERROR=-3,	E_OPT_MISSING_ARGUMENT=-4,	E_OPT_UNEXPECTED_ARGUMENT=-5};extern void optparser_init(int argc, char *const argv[], int mode,						   const OptParserOpt *opts,						   const OptParserCommonInfo *cinfo);extern int  optparser_get_opt();extern const char* optparser_get_arg();extern void optparser_print_error();#endif /* LIBTU_OPTPARSER_H */