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/*
* $Id: args.h 443 2006-05-30 04:37:13Z darren $
*
* Copyright (c) 1999-2002, Darren Hiebert
*
* This source code is released for free distribution under the terms of the
* GNU General Public License.
*
* Defines external interface to command line argument reading.
*/
#ifndef _ARGS_H
#define _ARGS_H
/*
* INCLUDE FILES
*/
#include "general.h" /* must always come first */
#include <stdio.h>
/*
* DATA DECLARATIONS
*/
typedef enum { ARG_NONE, ARG_STRING, ARG_ARGV, ARG_FILE } argType;
typedef struct sArgs {
argType type;
union {
struct sStringArgs {
const char* string;
const char* next;
const char* item;
} stringArgs;
struct sArgvArgs {
char* const* argv;
char* const* item;
} argvArgs;
struct sFileArgs {
FILE* fp;
} fileArgs;
} u;
char* item;
boolean lineMode;
} Arguments;
/*
* FUNCTION PROTOTYPES
*/
extern Arguments* argNewFromString (const char* const string);
extern Arguments* argNewFromArgv (char* const* const argv);
extern Arguments* argNewFromFile (FILE* const fp);
extern Arguments* argNewFromLineFile (FILE* const fp);
extern char *argItem (const Arguments* const current);
extern boolean argOff (const Arguments* const current);
extern void argSetWordMode (Arguments* const current);
extern void argSetLineMode (Arguments* const current);
extern void argForth (Arguments* const current);
extern void argDelete (Arguments* const current);
#endif /* _ARGS_H */
/* vi:set tabstop=4 shiftwidth=4: */
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