From 890d160fcee9258d6079c64b51a67cccc596cc95 Mon Sep 17 00:00:00 2001
From: Guillaume Cottenceau <gc@mandriva.com>
Date: Mon, 18 Dec 2000 21:16:09 +0000
Subject: add disk install support

---
 mdk-stage1/disk.c | 96 +++++++++++++++++++++++++++++++++++++++++++++++++++----
 1 file changed, 90 insertions(+), 6 deletions(-)

(limited to 'mdk-stage1/disk.c')

diff --git a/mdk-stage1/disk.c b/mdk-stage1/disk.c
index e539b146a..42943e324 100644
--- a/mdk-stage1/disk.c
+++ b/mdk-stage1/disk.c
@@ -21,19 +21,108 @@
 
 #include <stdlib.h>
 #include <unistd.h>
+#include <stdio.h>
+#include <string.h>
+#include <sys/mount.h>
 #include "stage1.h"
 #include "frontend.h"
 #include "modules.h"
 #include "probing.h"
 #include "log.h"
+#include "mount.h"
 
 #include "disk.h"
 
+
 static enum return_type try_with_device(char *dev_name)
 {
+	char * questions_location[] = { "Directory", NULL };
+	char ** answers_location;
+	char device_fullname[50];
+	char location_full[50];
+
+	int major, minor, blocks;
+	char name[100];
+
+	char buf[512];
+	FILE * f;
+	char * parts[50];
+	char * parts_comments[50];
+	int i = 0;
+	enum return_type results;
+	char * choice;
+
+	if (!(f = fopen("/proc/partitions", "rb")) || !fgets(buf, sizeof(buf), f) || !fgets(buf, sizeof(buf), f)) {
+		log_perror(dev_name);
+		error_message("Could not read partitions information");
+		return RETURN_ERROR;
+	}
 
-	/* I have to do the partition check here */
+	while (fgets(buf, sizeof(buf), f)) {
+		sscanf(buf, " %d %d %d %s", &major, &minor, &blocks, name);
+		if ((strstr(name, dev_name) == name) && (blocks > 1) && (name[strlen(dev_name)] != '\0')) {
+			parts[i] = strdup(name);
+			parts_comments[i] = (char *) malloc(sizeof(char) * 25);
+			snprintf(parts_comments[i], 24, "size: %d blocks", blocks);
+			i++;
+		}
+	}
+	parts[i] = NULL;
+	fclose(f);
+
+	results = ask_from_list_comments("Please choose the partition to use for the installation.", parts, parts_comments, &choice);
+	if (results != RETURN_OK)
+		return results;
+
+	strcpy(device_fullname, "/dev/");
+	strcat(device_fullname, choice);
+	
+	if (my_mount(device_fullname, "/tmp/disk", "ext2") == -1 &&
+	    my_mount(device_fullname, "/tmp/disk", "vfat") == -1 &&
+	    my_mount(device_fullname, "/tmp/disk", "reiserfs") == -1) {
+		error_message("I can't find a valid filesystem.");
+		return try_with_device(dev_name);
+	}
 
+	results = ask_from_entries("Please enter the directory containing the Linux-Mandrake installation.",
+				   questions_location, &answers_location, 24);
+	if (results != RETURN_OK) {
+		umount("/tmp/disk");
+		return try_with_device(dev_name);
+	}
+
+	strcpy(location_full, "/tmp/disk/");
+	strcat(location_full, answers_location[0]);
+
+	if (access(location_full, R_OK)) {
+		umount("/tmp/disk");
+		error_message("Directory could not be found on partition.");
+		return try_with_device(dev_name);
+	}
+
+	unlink("/tmp/image");
+	symlink(location_full, "/tmp/image");
+
+	if (access("/tmp/image/Mandrake/mdkinst", R_OK)) {
+		umount("/tmp/disk");
+		unlink("/tmp/image");
+		error_message("I can't find the Linux-Mandrake installation in the specified directory.");
+		return try_with_device(dev_name);
+	}
+
+	log_message("found the Linux-Mandrake Installation, good news!");
+
+	if (IS_SPECIAL_STAGE2) {
+		if (load_ramdisk() != RETURN_OK) {
+			error_message("Could not load program into memory");
+			return try_with_device(dev_name);
+		}
+	}
+
+	if (IS_RESCUE)
+		umount("/tmp/image"); /* TOCHECK */
+
+	method_name = strdup("disk");
 	return RETURN_OK;
 }
 
@@ -44,12 +133,7 @@ enum return_type disk_prepare(void)
 	int i, count = 0;
 	enum return_type results;
 
-	error_message("Currently unsupported");
-	return RETURN_ERROR;
-
 	my_insmod("sd_mod");
-	my_insmod("vfat");
-	my_insmod("reiserfs");
 	
 	get_medias(DISK, &medias, &medias_models);
 
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