home
***
CD-ROM
|
disk
|
FTP
|
other
***
search
/
Zodiac Super OZ
/
MEDIADEPOT.ISO
/
FILES
/
16
/
FREEDOS.ZIP
/
FD_A4PRE.ZIP
/
SOURCE
/
FIPS11.ZIP
/
CMDL_ARG.CPP
< prev
next >
Wrap
C/C++ Source or Header
|
1994-05-26
|
5KB
|
129 lines
/*
FIPS - the First nondestructive Interactive Partition Splitting program
Module cmdl_arg.cpp
RCS - Header:
$Header: c:/daten/fips/source/main/RCS/cmdl_arg.cpp 1.1 1994/05/25 22:19:40 schaefer Exp schaefer $
Copyright (C) 1993 Arno Schaefer
This program 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 2 of the License, or
(at your option) any later version.
This program 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 program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
Report problems and direct all questions to:
schaefer@rbg.informatik.th-darmstadt.de
*/
#include <stdio.h>
#include <ctype.h>
#include <string.h>
#include <stdlib.h>
#include "global.h"
/* ----------------------------------------------------------------------- */
/* Replacement for atoi */
/* ----------------------------------------------------------------------- */
static int atoint (char *string)
{
long int value = 0;
while (isdigit (*string))
{
value = value * 10 + (*string - '0');
if (value > 32767) return (-1);
string++;
}
if (*string != '\0') return (-1);
return (int) value;
}
/* ----------------------------------------------------------------------- */
/* Usage instructions */
/* ----------------------------------------------------------------------- */
static void usage (void)
{
printf ("\nFIPS {[-t][-d][-h|-?][-d<num>][-p<num>][-c<num>][-o<error>]}:\n\n");
printf ("-t : test mode (no writes to disk)\n");
printf ("-d : debug mode\n");
printf ("-h/-? : this help page\n");
printf ("-d<num> : select drive <num>\n");
printf ("-p<num> : select partition <num>\n");
printf ("-c<num> : new start cylinder = <num>\n");
printf ("-o<error> : override error message\n\n");
printf ("where <error> is\n\n");
printf ("mb - more than one bootable partition\t");
printf ("bf - invalid bootable-flag\n");
printf ("lf - FAT too large\t\t\t");
printf ("sf - FAT too small\n");
printf ("md - wrong media descriptor byte\t");
printf ("re - rootdir entries not multiple of 16\n");
}
/* ----------------------------------------------------------------------- */
/* Process commandline parameters */
/* ----------------------------------------------------------------------- */
void evaluate_argument_vector (int argc,char *argv[])
{
while (--argc > 0)
{
int switchar = (*++argv)[0];
char *sw = *argv + 1;
if (switchar != '/' && switchar != '-') error ("Invalid Commandline Parameter: %s",*argv);
else if (!strcmp (sw,"t") || !strcmp (sw,"test")) global.test_mode = true;
else if (!strcmp (sw,"d") || !strcmp (sw,"debug")) global.debug_mode = true;
else if (!strcmp (sw,"h") || !strcmp (sw,"help") || !strcmp (sw,"?"))
{
usage ();
exit (0);
}
else if (!strcmp (sw,"omb")) global.override_multiple_boot = true;
else if (!strcmp (sw,"obf")) global.override_bootable_flag = true;
else if (!strcmp (sw,"ore")) global.override_rootdir_entries = true;
else if (!strcmp (sw,"olf")) global.override_large_fat = true;
else if (!strcmp (sw,"osf")) global.override_small_fat = true;
else if (!strcmp (sw,"omd")) global.override_media_descriptor = true;
else switch ((*argv)[1])
{
case 'd':
{
if ((global.drive_number_cmdline = atoint (*argv + 2)) == -1) error ("Invalid Argument: %s",*argv);
if ((global.drive_number_cmdline < 0x80) || (global.drive_number_cmdline > 0xff)) error ("Invalid Drive number: %d",global.drive_number_cmdline);
break;
}
case 'p':
{
if ((global.partition_number_cmdline = atoint (*argv + 2)) == -1) error ("Invalid Argument: %s",*argv);
if ((global.partition_number_cmdline < 1) || (global.partition_number_cmdline > 4)) error ("Invalid Partition number: %d",global.partition_number_cmdline);
break;
}
case 'c':
{
int h = atoint (*argv + 2);
if (h == -1) error ("Invalid Argument: %s",*argv);
global.new_start_cylinder_cmdline = h;
break;
}
default: error ("Invalid Commandline Parameter: %s",*argv);
}
}
}