Category : C Source Code
Archive   : CTOOLS10.ZIP
Filename : GETOPT.H

/****************************************************************************
*
* Copyright (C) 1991 Kendall Bennett.
* All rights reserved.
*
* Filename: $RCSfile: getopt.h $
* Version: $Revision: 1.6 $
*
* Language: ANSI C
* Environment: any
*
* Description: Header file for command line parsing module. This module
* contains code to parse the command line, extracting options
* and parameters in standard System V style.
*
* $Id: getopt.h 1.6 91/12/31 19:41:06 kjb Exp $
*
* Revision History:
* -----------------
*
* $Log: getopt.h $
* Revision 1.6 91/12/31 19:41:06 kjb
*
* Modified include files directories.
*
* Revision 1.4 91/09/27 03:10:56 kjb
* Added compatibility with C++.
*
* Revision 1.3 91/09/24 19:49:51 kjb
* New version to work with getargs() and print_desc().
*
* Revision 1.2 91/09/03 18:24:25 ROOT_DOS
* Added the inclusion of the debugging header file.
*
* Revision 1.1 91/08/16 10:45:11 ROOT_DOS
* Initial revision
*
****************************************************************************/

#ifndef __GETOPT_H
#define __GETOPT_H

#ifndef __DEBUG_H
#include "debug.h"
#endif

/*---------------------------- Typedef's etc -----------------------------*/

#define ALLDONE -1
#define PARAMETER -2
#define INVALID -3
#define HELP -4

#define MAXARG 80

/* Option type sepecifiers */

#define OPT_INTEGER 'd'
#define OPT_HEX 'h'
#define OPT_OCTAL 'o'
#define OPT_UNSIGNED 'u'
#define OPT_LINTEGER 'D'
#define OPT_LHEX 'H'
#define OPT_LOCTAL 'O'
#define OPT_LUNSIGNED 'U'
#define OPT_FLOAT 'f'
#define OPT_DOUBLE 'F'
#define OPT_LDOUBLE 'L'
#define OPT_STRING 's'
#define OPT_SWITCH '!'

typedef struct {
uchar opt; /* The letter to describe the option */
uchar type; /* Type descriptor for the option */
void *arg; /* Place to store the argument */
char *desc; /* Description for this option */
} Option;

#define NUM_OPT(a) sizeof(a) / sizeof(Option)

/*--------------------------- Global variables ---------------------------*/

extern int nextargv;
extern char *nextchar;

/*------------------------- Function Prototypes --------------------------*/

#ifdef __cplusplus
extern "C" {
#endif

int getopt(int argc,char **argv,char *format,char **argument);
int getargs(int argc,char *argv[],int num_opt,Option optarr[],
int (*do_param)(char *param,int num));
void print_desc(int num_opt,Option optarr[]);

#ifdef __cplusplus
}
#endif

#endif