add directory Minix

Minix/CD-ROM-2.0/DOSUTILS/FIPS/SOURCE/INPUT.CPP

@@ -0,0 +1,232 @@
+/*
+	FIPS - the First nondestructive Interactive Partition Splitting program
+
+	Module input.cpp
+
+	RCS - Header:
+	$Header: c:/daten/fips/source/main/RCS/input.cpp 1.4 1995/01/19 00:00:54 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 <ctype.h>
+#include <stdlib.h>
+#include "types.h"
+#include "disk_io.h"
+#include "global.h"
+#include "input.h"
+
+/* ----------------------------------------------------------------------- */
+/* User Input                                                              */
+/* ----------------------------------------------------------------------- */
+
+static void wait_for_key (void)
+{
+	printx ("\nPress any Key\n");
+	getx();
+}
+
+
+int ask_for_drive_number (void)
+
+/*
+ * Find Disk Drives - if more than one, ask for drive number. If no drive
+ * was found, issue warning, try drive 0x80 anyway
+ */
+
+{
+	int drives_found = 0;
+	int drive_table[] = {0,0,0,0,0,0,0,0,0};
+
+	int no_of_drives = get_no_of_drives ();
+
+	for (int i=0x80; i < 0x80 + no_of_drives; i++)
+	{
+		if (get_disk_type (i) == 3)
+		{
+			drive_table[drives_found++] = i;
+			if (drives_found == 9)
+				break;
+		}
+	}
+
+	if (drives_found == 0)
+	{
+		warning (false, "No compatible hard disk found");
+		ask_if_continue ();
+
+		return (0x80);
+	}
+
+	if (drives_found == 1)
+		return (drive_table[0]);
+
+	printx ("Which Drive (");
+
+	for (i=0; i<drives_found; i++)
+		printx ("%u=0x%02X/", i+1, drive_table[i]);
+	printx ("\b)? ");
+
+	while (true)
+	{
+		i = getx ();
+
+		if (i >= '1' && i <= '9')
+			if (drive_table[i - '1'] != 0) break;
+	}
+
+	printx ("%c\n",i);
+	return (drive_table[i - '1']);
+}
+
+
+int ask_for_partition_number (partition_info parts[])
+{
+	int number_of_partitions = (parts[0].system != 0) + (parts[1].system != 0) +
+		 (parts[2].system != 0) + (parts[3].system != 0);
+
+	if (number_of_partitions == 0)
+		error ("No valid partition found");
+
+	if (number_of_partitions == 4)
+		error ("No free partition");
+
+	if (number_of_partitions == 1)
+	{
+		wait_for_key();
+		for (int i = 0; i < 4; i++) if (parts[i].system) return i;
+	}
+
+	printx ("\nWhich Partition do you want to split (");
+
+	for (int i = 0; i < 4; i++) if (parts[i].system) printx ("%u/", i + 1);
+	printx ("\b)? ");
+
+	while (true)
+	{
+		i = getx ();
+		if (isdigit (i)) if (('0' < i) && (i <= '4')) if (parts[i - '1'].system) break;
+	}
+	printx ("%c\n", i);
+	return (i - '1');
+}
+
+
+dword ask_for_new_start_cylinder (int start_cylinder, int min_cylinder, int max_cylinder, int sectors_per_cylinder)
+{
+	int akt_cylinder = min_cylinder;
+
+	printx ("\nEnter start cylinder for new partition (%u - %u):\n\n",min_cylinder,max_cylinder);
+	printx ("Use the cursor keys to choose the cylinder, <enter> to continue\n\n");
+	printx ("Old partition      Cylinder       New Partition\n");
+
+	while (true)
+	{
+		double oldsize = (akt_cylinder - start_cylinder) * (double) sectors_per_cylinder / 2048;
+		double newsize = (max_cylinder - akt_cylinder + 1) * (double) sectors_per_cylinder / 2048;
+
+		printf (" %6.1f MB          %4u           %6.1f MB\r", oldsize, akt_cylinder, newsize);
+
+		int input = getx ();
+		if (input == '\r')
+		{
+			printx (" %6.1f MB          %4u           %6.1f MB\n\n", oldsize, akt_cylinder, newsize);
+			return (akt_cylinder);
+		}
+		else if (input != 0) continue;
+
+		input = getx ();
+		switch (input)
+		{
+			case 75:
+				if (akt_cylinder > min_cylinder) akt_cylinder--;
+				break;
+			case 77:
+				if (akt_cylinder < max_cylinder) akt_cylinder++;
+				break;
+			case 72:
+				if (akt_cylinder - 10 >= min_cylinder) akt_cylinder -= 10;
+				break;
+			case 80:
+				if (akt_cylinder + 10 <= max_cylinder) akt_cylinder += 10;
+				break;
+		}
+	}
+}
+
+char ask_yes_no (void)
+{
+	int character;
+	do character = getx(); while ((character != 'y') && (character != 'n'));
+	printx ("%c\n",character);
+	return (character);
+}
+
+char ask_correction (void)
+{
+	printx ("Do you want to correct this (y/n) ");
+	return (ask_yes_no ());
+}
+
+
+void ask_for_write_permission (void)
+{
+	printx ("\nReady to write new partition scheme to disk\n");
+	printx ("Do you want to proceed (y/n)? ");
+
+	if (ask_yes_no () == 'n') exit (0);
+}
+
+boolean ask_if_continue (void)
+{
+	printx ("\nDo you want to continue or reedit the partition table (c/r)? ");
+
+	int character;
+	do character = getx(); while ((character != 'c') && (character != 'r'));
+	printx ("%c\n",character);
+	if (character == 'r') return (false);
+	return (true);
+}
+
+boolean ask_if_save (void)
+{
+	int character;
+
+	printx ("Do you want to make a backup copy of your root and boot sector before\nproceeding (y/n)? ");
+	if (ask_yes_no () == 'n') return (false);
+
+	printx ("Do you have a bootable floppy disk in drive A: as described in the\ndocumentation (y/n)? ");
+	if (ask_yes_no () == 'n')
+	{
+		printx ("Please read the file FIPS.DOC!\n");
+		exit (0);
+	}
+
+	return (true);
+}
+
+void ask_if_proceed (void)
+{
+	printx ("Do you want to proceed (y/n)? ");
+
+	if (ask_yes_no () == 'n') exit (0);
+}