freebsd-nq/sbin/sysinstall/stage1.c
1995-01-14 07:30:30 +00:00

230 lines
6.1 KiB
C

/*
#define DEBUG
* Copyright (c) 1994, Paul Richards.
*
* All rights reserved.
*
* This software may be used, modified, copied, distributed, and
* sold, in both source and binary form provided that the above
* copyright and these terms are retained, verbatim, as the first
* lines of this file. Under no circumstances is the author
* responsible for the proper functioning of this software, nor does
* the author assume any responsibility for damages incurred with
* its use.
*/
#include <dialog.h>
#include <fcntl.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <stdarg.h>
#include <sys/types.h>
#include <sys/errno.h>
#include <sys/disklabel.h>
#include <sys/ioctl.h>
#include <sys/param.h>
#include <sys/stat.h>
#include "sysinstall.h"
char * device_list[] = {"wd","sd",0};
void
query_disks()
{
int i,j;
char disk[15];
char diskname[5];
struct stat st;
struct disklabel dl;
int fd;
for(i = 0; i < MAX_NO_DISKS; i++)
if(Dname[i]) {
close(Dfd[i]); Dfd[i] = 0;
free(Dlbl[i]); Dlbl[i] = 0;
free(Dname[i]); Dname[i] = 0;
}
Ndisk = 0;
for (j = 0; device_list[j]; j++) {
for (i = 0; i < 10; i++) {
sprintf(diskname, "%s%d", device_list[j], i);
sprintf(disk, "/dev/r%sd", diskname);
if (stat(disk, &st) || !(st.st_mode & S_IFCHR))
continue;
if ((fd = open(disk, O_RDWR)) == -1)
continue;
if (ioctl(fd, DIOCGDINFO, &dl) == -1) {
close(fd);
continue;
}
Dlbl[Ndisk] = Malloc(sizeof dl);
memcpy(Dlbl[Ndisk], &dl, sizeof dl);
Dname[Ndisk] = StrAlloc(diskname);
Dfd[Ndisk] = fd;
Ndisk++;
if(Ndisk == MAX_NO_DISKS)
return;
}
}
}
int
stage1()
{
int i,j;
int ret=1;
int ready = 0;
int foundroot=0,foundusr=0,foundswap=0;
char *complaint=0;
query_disks();
while (!ready) {
clear(); standend();
j = 2;
if (fixit) {
mvprintw(j++, 50, "|Suggested course of action:");
mvprintw(j++, 50, "|");
mvprintw(j++, 50, "|(F)disk, (W)rite");
mvprintw(j++, 50, "|possibly (F)disk, (B)oot");
mvprintw(j++, 50, "|(D)isklabel, (A)ssign <root>");
mvprintw(j++, 50, "|(A)ssign swap");
mvprintw(j++, 50, "|(P)roceed");
mvprintw(j++, 50, "|Reboot");
mvprintw(j++, 50, "|Load cpio floppy");
mvprintw(j++, 50, "|Choose stand-alone shell");
mvprintw(j++, 50, "|");
mvprintw(j++, 50, "|Your old kernel, /etc/fstab");
mvprintw(j++, 50, "|and /sbin/init files are");
mvprintw(j++, 50, "|renamed since they will be");
mvprintw(j++, 50, "|replaced from this floppy.");
} else {
mvprintw(j++, 50, "|You should now assign some");
mvprintw(j++, 50, "|space to root, swap, and");
mvprintw(j++, 50, "|(optionally) /usr partitions");
mvprintw(j++, 50, "|Root (/) should be a minimum");
mvprintw(j++, 50, "|of 18MB with a 30MB /usr");
mvprintw(j++, 50, "|or 50MB without a /usr.");
mvprintw(j++, 50, "|Swap space should be a");
mvprintw(j++, 50, "|minimum of 12MB or RAM * 2");
mvprintw(j++, 50, "|Be sure to also (A)ssign a");
mvprintw(j++, 50, "|mount point to each one or");
mvprintw(j++, 50, "|it will NOT be enabled.");
mvprintw(j++, 50, "|");
mvprintw(j++, 50, "|We suggest that you invoke");
mvprintw(j++, 50, "|(F)disk, (W)rite bootcode");
mvprintw(j++, 50, "|then (D)isklabel your disk.");
mvprintw(j++, 50, "|If installing on a drive");
mvprintw(j++, 50, "|other than 0, also read the");
mvprintw(j++, 50, "|TROUBLESHOOTING doc first");
}
j = 0;
mvprintw(j++, 0, "%s -- Diskspace editor", TITLE);
j++;
mvprintw(j++, 0, "Disks Total FreeBSD ");
j++;
for(i = 0; i < MAX_NO_DISKS && Dname[i]; i++) {
mvprintw(j++, 0, "%2d: %-6s %5lu MB %5lu MB",
i,
Dname[i],
PartMb(Dlbl[i],RAWPART),
PartMb(Dlbl[i],OURPART));
}
j++;
mvprintw(j++, 0, "Filesystems Type Size Action Mountpoint");
j++;
for(i = 0; i < MAX_NO_FS; i++) {
if(!Fname[i])
continue;
if(!strcmp(Ftype[i],"swap")) {
mvprintw(j++, 0, "%2d: %-5s %-5s %5lu MB %-6s %-s",
i, Fname[i], Ftype[i], Fsize[i], "swap", Fmount[i]);
} else {
mvprintw(j++, 0, "%2d: %-5s %-5s %5lu MB %-6s %-s",
i, Fname[i], Ftype[i], Fsize[i],
Faction[i] ? "newfs" : "mount", Fmount[i]);
}
}
mvprintw(20, 0, "Commands available:");
mvprintw(21, 0, "(H)elp (T)utorial (F)disk (D)isklabel (P)roceed (Q)uit");
if(complaint) {
standout();
mvprintw(22, 0, complaint);
standend();
complaint = 0;
}
mvprintw(23, 0, "Enter Command> ");
i = getch();
switch(i) {
case 'h': case 'H':
clear();
mvprintw(0, 0,
"%s -- Diskspace editor -- Command Help
(T)utorial - Read a more detailed tutorial on how disklabels, MBRs,
etc. work.
(P)roceed - Proceed with system installation.
(Q)uit - Don't install anything.
(F)disk - Enter the FDISK (MBR) editor.
(D)isklabel - Enter the disklabel editor.
Press any key to return to Diskspace editor...", TITLE);
getch();
break;
case 't': case 'T':
ShowFile(HELPME_FILE,"Help file for disklayout");
break;
case 'p': case 'P':
foundroot=0,foundusr=0,foundswap=0;
for (i = 1; Fmount[i]; i++) {
if(!strcmp(Fmount[i],"/")) foundroot=i;
if(!strcmp(Fmount[i],"swap")) foundswap=i;
if(!strcmp(Fmount[i],"/usr")) foundusr=i;
}
if (!foundroot) {
complaint = "Please assign mountpoint for '/'";
break;
}
if (!foundswap) {
complaint = "Please assign mountpoint for swap";
break;
}
if (!fixit && !foundusr && Fsize[foundroot] < 60) {
complaint = "Please assign mountpoint for /usr";
break;
}
if (dialog_yesno("Last Chance!",
"Are you sure you want to proceed with the installation?\nLast chance before wiping your hard disk!", -1, -1))
break;
ret = 0;
goto leave;
case 'q': case 'Q':
ret = 1;
goto leave;
case 'f': case 'F':
Fdisk();
query_disks();
break;
case 'd': case 'D':
DiskLabel();
break;
default:
beep();
}
}
leave:
clear();
for (i = 0; Dname[i]; i++)
close(Dfd[i]);
return ret;
}