Made the changes needed here to install from a CDrom.

Cleaned some cruft in the process.
This program becomes curiouser curiouser...

sbin/sysinstall/Makefile

@@ -5,7 +5,7 @@ NOMAN= yet
 .PATH: ${.CURDIR}/../disklabel
 
 SRCS =	exec.c dkcksum.c label.c main.c mbr.c \
-	stage0.c stage1.c stage2.c stage3.c stage4.c stage5.c \
+	stage0.c stage1.c stage2.c stage3.c stage5.c \
 	termcap.c utils.c makedevs.c ourcurses.c
 
 CFLAGS += -Wall -g -static
@@ -25,10 +25,13 @@ makedevs.c:	dev2c.sh Makefile
 	sh ${.CURDIR}/dev2c.sh dev > makedevs.tmp
 	rm -rf dev
 	uudecode < ${.CURDIR}/bteasy17.uu
-	file2c 'const char boot0[] = {' '};' < bteasy17 >> makedevs.tmp
+	file2c 'const unsigned char boot0[] = {' '};' \
+		< bteasy17 >> makedevs.tmp
 	rm -rf bteasy17
-	file2c 'const char boot1[] = {' '};' < ${BOOTS}/boot1 >> makedevs.tmp
-	file2c 'const char boot2[] = {' '};' < ${BOOTS}/boot2 >> makedevs.tmp
+	file2c 'const unsigned char boot1[] = {' '};' \
+		< ${BOOTS}/boot1 >> makedevs.tmp
+	file2c 'const unsigned char boot2[] = {' '};' \
+		< ${BOOTS}/boot2 >> makedevs.tmp
 	tset -Q -S cons25 | sed 's/^.* //' | \
 		file2c 'const char termcap_cons25[] = {' ',0};' \
 		>> makedevs.tmp

sbin/sysinstall/bootarea.c

@@ -28,8 +28,6 @@
 
 extern char *bootblocks;
 extern struct mbr *mbr;
-extern char boot1[];
-extern char boot2[];
 
 int
 write_bootblocks(int fd, struct disklabel *lbl)

sbin/sysinstall/disk.h

@@ -16,9 +16,6 @@
 #define MBR_MAGIC 0xAA55
 #define ACTIVE 0x80
 
-#define BOOT1 "/stand/sdboot"
-#define BOOT2 "/stand/bootsd"
-
 /* XXX -- calculate these, this is nasty */
 #define DEFFSIZE 1024
 #define DEFFRAG 8

sbin/sysinstall/main.c

@@ -6,7 +6,7 @@
  * this stuff is worth it, you can buy me a beer in return.   Poul-Henning Kamp
  * ----------------------------------------------------------------------------
  *
- * $Id: main.c,v 1.19 1995/01/29 02:31:35 phk Exp $
+ * $Id: main.c,v 1.20 1995/01/30 03:19:52 phk Exp $
  *
  */
 
@@ -14,7 +14,6 @@
 #include <stdio.h>
 #include <stdarg.h>
 #include <unistd.h>
-#include <setjmp.h>
 #include <fcntl.h>
 #include <signal.h>
 
@@ -27,15 +26,6 @@
 
 #include "sysinstall.h"
 
-jmp_buf	jmp_restart;
-
-/*
- * XXX: utils: Mkdir must do "-p".
- * XXX: stage2: do mkdir for msdos-mounts.
- * XXX: label: Import dos-slice.
- * XXX: mbr: edit geometry
- */
-
 void
 handle_intr(int sig)
 {
@@ -52,11 +42,22 @@ main(int argc, char **argv)
 	signal(SIGINT, SIG_IGN);
 
 	/* Are we running as init? */
+	cpio_fd = -1;
 	if (getpid() == 1) {
 		setsid();
-		close(0); open("/dev/console",O_RDWR);
-		close(1); dup(0);
-		close(2); dup(0);
+		if (argc > 1 && strchr(argv[1],'C')) {
+			/* Kernel told us that we are on a CDROM root */
+			close(0); open("/bootcd/dev/console",O_RDWR);
+			close(1); dup(0);
+			close(2); dup(0);
+			cpio_fd = open("/floppies/cpio.flp",O_RDONLY);
+			on_cdrom++;
+			chroot("/bootcd");
+		} else {
+			close(0); open("/dev/console",O_RDWR);
+			close(1); dup(0);
+			close(2); dup(0);
+		}
 		printf("sysinstall running as init\n\r");
 		ioctl(0,TIOCSCTTY,(char *)NULL);
 		setlogin("root");
@@ -93,7 +94,6 @@ main(int argc, char **argv)
 		reboot(RB_AUTOBOOT);
 	} else {
 		stage3();
-		stage4();
 		stage5();
 	}
 	return 0;

sbin/sysinstall/mbr.c

@@ -83,7 +83,6 @@ void
 write_bootcode(int fd)
 {
     u_char buf[512];
-    extern const char boot0[];
 
     if (lseek(fd, 0, SEEK_SET) == -1) 
 	AskAbort("Couldn't seek for master boot record read\n");
@@ -106,8 +105,6 @@ WriteBootblock(int dfd,struct disklabel *label,struct dos_partition *dospart)
 {
     off_t of = label->d_partitions[OURPART].p_offset;
     u_char bootblocks[BBSIZE];
-    extern const char boot1[];
-    extern const char boot2[];
 
     memcpy(bootblocks, boot1, MBRSIZE);
 

sbin/sysinstall/stage2.c

@@ -6,7 +6,7 @@
  * this stuff is worth it, you can buy me a beer in return.   Poul-Henning Kamp
  * ----------------------------------------------------------------------------
  *
- * $Id: stage2.c,v 1.23 1995/02/02 05:35:36 phk Exp $
+ * $Id: stage2.c,v 1.24 1995/02/02 05:49:06 jkh Exp $
  *
  */
 
@@ -24,6 +24,7 @@
 #include <sys/stat.h>
 #include <sys/param.h>
 #include <sys/mount.h>
+#include <sys/wait.h>
 
 #include "sysinstall.h"
 
@@ -34,7 +35,9 @@ stage2()
     char pbuf[90];
     char dbuf[90];
     FILE *f1;
-    int i, j;
+    int i, j, k;
+    int ffd, pfd[2];
+    int zpid, cpid;
 
     memset(Fsize, 0, sizeof Fsize);
 
@@ -82,8 +85,9 @@ stage2()
 	if (!strcmp(Ftype[Fsize[j]], "ufs")) {
 	    MountUfs(p, dbuf, 1, 0);
 	    continue;
-        }
-	Mkdir(dbuf, FALSE);
+        } else {
+	    Mkdir(dbuf, FALSE);
+	}
     }
 
     Mkdir("/mnt/etc", TRUE);
@@ -152,20 +156,13 @@ stage2()
     fprintf(f1,"proc\t\t/proc\tprocfs rw 0 0\n");
     fclose(f1);
 
-#if 1   
-{
-#include <sys/wait.h>
-
-    int ffd, pfd[2];
-    int zpid, cpid;
-    int i,j,k;
-
     j = fork();
     if (!j) {
 	chroot("/mnt");
 	chdir("/");
+        ffd = cpio_fd;
 	retry:
-	    while (1) {
+	    while (ffd < 0) {
 		dialog_msgbox(TITLE, 
 			      "Insert CPIO floppy in floppy drive 0", -1, -1, 1);
 		ffd = open("/dev/rfd0",O_RDONLY);
@@ -209,6 +206,7 @@ stage2()
 	    /* bininst.sh MUST be the last file on the floppy */
 	    if (access("/stand/OK", R_OK) == -1) {
 		AskAbort("CPIO floppy was bad!  Please check media for defects and retry.");
+		ffd = -1;
 		goto retry;
 	    }
 	unlink("/stand/OK");
@@ -217,9 +215,7 @@ stage2()
     }
     i = wait(&k);
     Debug("chroot'er: %d %d %d",i,j,k);
-}
 
-#endif
 
     sync();
     TellEm("Unmount disks");

sbin/sysinstall/sysinstall.h

@@ -54,6 +54,10 @@
 #  define EXTERN extern
 #endif
 
+extern unsigned char boot0[];
+extern unsigned char boot1[];
+extern unsigned char boot2[];
+
 /* All this "disk" stuff */
 EXTERN int Ndisk;
 EXTERN struct disklabel *Dlbl[MAX_NO_DISKS];
@@ -76,6 +80,10 @@ EXTERN int debug_fd;
 EXTERN int dialog_active;
 EXTERN int fixit;
 
+EXTERN int on_serial;
+EXTERN int on_cdrom;
+EXTERN int cpio_fd;
+
 extern int no_disks;
 extern int inst_disk;
 extern unsigned char *scratch;
@@ -118,9 +126,6 @@ void	stage2 __P((void));
 /* stage3.c */
 void	stage3 __P((void));
 
-/* stage4.c */
-void	stage4 __P((void));
-
 /* stage5.c */
 void	stage5 __P((void));
 
@@ -137,6 +142,7 @@ void ShowFile __P((char *filename, char *header));
 /* mbr.c */
 int	build_bootblocks __P((int dfd,struct disklabel *label,struct dos_partition *dospart));
 void	Fdisk __P((void));
+void	read_dospart __P((int, struct dos_partition *));
 
 /* label.c */
 void	DiskLabel __P((void));

sbin/sysinstall/termcap.c

@@ -39,6 +39,7 @@ set_termcap()
 			if (setenv("TERMCAP", termcap_vt100, 1) < 0)
 				return -1;
 			debug_fd = dup(1);
+			on_serial++;
 		} else if (color_display) {
 			if (setenv("TERM", "cons25", 1) < 0)
 				return -1;

sbin/sysinstall/utils.c

@@ -6,7 +6,7 @@
  * this stuff is worth it, you can buy me a beer in return.   Poul-Henning Kamp
  * ----------------------------------------------------------------------------
  *
- * $Id: utils.c,v 1.34 1994/12/27 23:26:59 jkh Exp $
+ * $Id: utils.c,v 1.35 1995/01/14 10:31:29 jkh Exp $
  *
  */
 
@@ -66,8 +66,10 @@ TellEm(char *fmt, ...)
 	write(debug_fd,"Progress <",10);
 	write(debug_fd,p,strlen(p));
 	write(debug_fd,">\n\r",3);
-	dialog_clear_norefresh();
-	dialog_msgbox("Progress", p, -1, -1, 0);
+	if(!on_serial) {
+		dialog_clear_norefresh();
+		dialog_msgbox("Progress", p, -1, -1, 0);
+	}
 	free(p);
 }
 
@@ -81,7 +83,7 @@ Fatal(char *fmt, ...)
 	vsnprintf(p, 2048, fmt, ap);
 	va_end(ap);
 	strip_trailing_newlines(p);
-	if (dialog_active)
+	if (dialog_active && !on_serial)
 		dialog_msgbox("Fatal", p, -1, -1, 1);
 	else
 		fprintf(stderr, "Fatal -- %s\n", p);