source: MondoRescue/branches/stable/mondo/src/mondorestore/mondo-prep.c@ 1170

/***************************************************************************
 * $Id: mondo-prep.c 1170 2007-02-15 00:07:22Z bruno $
*/

/**
 * @file
 * Functions for prepping hard drives: partitioning, formatting, etc.
 */


#include "my-stuff.h"
#include "../common/mondostructures.h"
#include "mondoprep.h"
#include "../common/libmondo.h"
#include "mondo-rstr-tools-EXT.h"
#include <sys/ioctl.h>
#include <linux/hdreg.h>
#include <math.h>
#include "mr_mem.h"
#include "mr_msg.h"


#define FDISK_LOG "/tmp/fdisk.log"

#ifdef __FreeBSD__
#define DKTYPENAMES
#define FSTYPENAMES
#include <sys/disklabel.h>
#include <sys/disk.h>
#include <err.h>
#include <libgen.h>
#define OSSWAP(x,y) y
#else
#define OSSWAP(x,y) x
#endif

#define ARCHIVES_PATH MNT_CDROM"/archives"
#define MONDO_WAS_HERE "MONDOWOZEREMONDOWOZEREMONDOWOZEREhahahaMOJOJOJO"

//static char cvsid[] = "$Id: mondo-prep.c 1170 2007-02-15 00:07:22Z bruno $";

extern char *g_mountlist_fname;
extern long g_current_progress, g_maximum_progress;

extern bool g_text_mode;

extern void pause_for_N_seconds(int, char *);


FILE *g_fprep = NULL;



int g_partition_table_locked_up = 0;










void wipe_MBRs_and_reboot_if_necessary(struct mountlist_itself *mountlist)
{
    char *command;
    char *tmp;
    int lino;
    int i;
    FILE *fout;
    char *buf;
    const int blocksize = 512;
    struct list_of_disks *drivelist = NULL;
// If LVMs are present and a zero-and-reboot wasn't recently undertaken
// then zero & insist on reboot.
    malloc_string(command);
    malloc_string(tmp);
    buf = mr_malloc(blocksize);
    if (does_file_exist("/tmp/i-want-my-lvm"))  // FIXME - cheating :)
    {
        drivelist = mr_malloc(sizeof(struct list_of_disks));
        make_list_of_drives_in_mountlist(mountlist, drivelist);
        for (lino = 0; lino < drivelist->entries; lino++) {
            sprintf(command,
                    "dd if=%s bs=512 count=1 2> /dev/null | grep \"%s\"",
                    drivelist->el[lino].device, MONDO_WAS_HERE);
            if (!run_program_and_log_output(command, 1)) {
                mr_msg(1, "Found MONDO_WAS_HERE marker on drive#%d (%s)",
                        lino, drivelist->el[lino].device);
                break;
            }
        }

        if (lino == drivelist->entries) {
// zero & reboot
            log_to_screen
                ("I am sorry for the inconvenience but I must ask you to reboot.");
            log_to_screen
                ("I need to reset the Master Boot Record; in order to be");
            log_to_screen
                ("sure the kernel notices, I must reboot after doing it.");
            log_to_screen("Please hit 'Enter' to reboot.");
            for (lino = 0; lino < drivelist->entries; lino++) {
                for (i = 0; i < blocksize; i++) {
                    buf[i] = 0;
                }
                sprintf(buf, "%s\n", MONDO_WAS_HERE);
                fout = fopen(drivelist->el[lino].device, "w+");
                if (!fout) {
                    mr_msg(1, "Unable to open+wipe %s",
                            drivelist->el[lino].device);
                } else {
                    if (1 != fwrite(buf, blocksize, 1, fout)) {
                        mr_msg(1, "Failed to wipe %s",
                                drivelist->el[lino].device);
                    } else {
                        mr_msg(1, "Successfully wiped %s",
                                drivelist->el[lino].device);
                    }
                    fclose(fout);
                }
            }
            system("sync");
            system("sync");
            system("sync");
            popup_and_OK
                ("I must now reboot. Please leave the boot media in the drive and repeat your actions - e.g. type 'nuke' - and it should work fine.");
            system("reboot");
        }
    }
// Still here? Cool!
    mr_free(command);
    mr_free(tmp);
    mr_msg(1, "Cool. I didn't have to wipe anything.");
}






int fput_string_one_char_at_a_time(FILE * fout, char *str)
{
    int i, j;
    FILE *fq;

    if (ferror(fout)) {
        return (-1);
    }
    mr_msg(5, "Writing string '%s', one char at a time", str);
    j = strlen(str);
    for (i = 0; i < j; i++) {
        mr_msg(6, "Writing %d ('%c')", str[i], str[i]);
        if ((fq = fopen(FDISK_LOG, "a+"))) {
            fputc(str[i], fq);
            fclose(fq);
        }
        fputc(str[i], fout);
        fflush(fout);
        usleep(1000L * 100L);
        if (str[i] < 32) {
            usleep(1000L * 10L);
        }
    }
    mr_msg(5, "Returning");

    return (i);
}










/**
 * @addtogroup prepGroup
 * @{
 */
/**
 * Execute the commands in /tmp/i-want-my-lvm.
 * These should probably be commands to set up LVM.
 * @return The number of errors encountered (0 for success).
 */


int do_my_funky_lvm_stuff(bool just_erase_existing_volumes,
                          bool vacuum_pack)
{
    /**  buffers **********************************************/
    char *tmp;
    char *incoming;
    char *command;
    char *lvscan_sz;
    char *lvremove_sz;
    char *pvscan_sz;
    char *vgscan_sz;
    char *vgcreate_sz;
    char *vgchange_sz;
    char *vgremove_sz;
//  char *do_this_last;

    /** char **************************************************/
    char *p;
    char *q;

    /** int ***************************************************/
    int retval = 0;
    int res = 0;
    int i;
    int lvmversion = 1;
    long extents;
    fpos_t orig_pos;

    /** pointers **********************************************/
    FILE *fin;

    /** end *****************************************************/

#ifdef __FreeBSD__
    return (0);
#endif

    if (!(fin = fopen("/tmp/i-want-my-lvm", "r"))) {
        log_OS_error("/tmp/i-want-my-lvm");
        return (1);
    }

    malloc_string(tmp);
    malloc_string(incoming);
    malloc_string(lvscan_sz);
    malloc_string(lvremove_sz);
    malloc_string(vgscan_sz);
    malloc_string(pvscan_sz);
    malloc_string(vgcreate_sz);
    malloc_string(vgchange_sz);
    malloc_string(vgremove_sz);
//  malloc_string(do_this_last); // postpone lvcreate call if necessary
    command = mr_malloc(512);

//  do_this_last[0] = '\0';
    iamhere("STARTING");
    mr_msg(1, "OK, opened i-want-my-lvm. Shutting down LVM volumes...");
    if (find_home_of_exe("lvm"))    // found it :) cool
    {
        strcpy(lvscan_sz, "lvm lvscan");
        strcpy(lvremove_sz, "lvm lvremove");
        strcpy(vgscan_sz, "lvm vgscan");
        strcpy(pvscan_sz, "lvm pvscan");
        strcpy(vgcreate_sz, "lvm vgcreate");
        strcpy(vgchange_sz, "lvm vgchange");
        strcpy(vgremove_sz, "lvm vgremove");
    } else {
        strcpy(lvscan_sz, "lvscan");
        strcpy(lvremove_sz, "lvremove");
        strcpy(vgscan_sz, "vgscan");
        strcpy(pvscan_sz, "pvscan");
        strcpy(vgcreate_sz, "vgcreate");
        strcpy(vgchange_sz, "vgchange");
        strcpy(vgremove_sz, "vgremove");
    }
    sprintf(command,
            "for i in `%s | cut -d\"'\" -f2 | sort -r` ; do echo \"Shutting down lv $i\" >> "
            MONDO_LOGFILE "; %s -f $i; done", lvscan_sz, lvremove_sz);
    run_program_and_log_output(command, 5);
    sleep(1);
    sprintf(command,
            "for i in `%s | grep -i lvm | cut -d'\"' -f2` ; do %s -a n $i ; %s $i; echo \"Shutting down vg $i\" >> "
            MONDO_LOGFILE "; done", vgscan_sz, vgchange_sz, vgremove_sz);
    run_program_and_log_output(command, 5);
    if (just_erase_existing_volumes) {
        paranoid_fclose(fin);
        mr_msg(1, "Closed i-want-my-lvm. Finished erasing LVMs.");
        retval = 0;
        goto end_of_i_want_my_lvm;
    }

    mr_msg(1, "OK, rewound i-want-my-lvm. Doing funky stuff...");
    rewind(fin);
    for (fgets(incoming, 512, fin); !feof(fin); fgets(incoming, 512, fin)) {
        fgetpos(fin, &orig_pos);
        if (incoming[0] != '#') {
            continue;
        }
        if (res && strstr(command, "create") && vacuum_pack) {
            sleep(2);
            system("sync");
            system("sync");
            system("sync");
        }
        if ((p = strstr(incoming, "vgcreate"))) {
// include next line(s) if they end in /dev (cos we've got a broken i-want-my-lvm)
            for (fgets(tmp, 512, fin); !feof(fin); fgets(tmp, 512, fin)) {
                if (tmp[0] == '#') {
                    fsetpos(fin, &orig_pos);
                    break;
                } else {
                    fgetpos(fin, &orig_pos);
                    strcat(incoming, tmp);
                }
            }
            for (q = incoming; *q != '\0'; q++) {
                if (*q < 32) {
                    *q = ' ';
                }
            }
            strcpy(tmp, p + strlen("vgcreate") + 1);
            for (q = tmp; *q > 32; q++);
            *q = '\0';
            mr_msg(1, "Deleting old entries at /dev/%s", tmp);
//             sprintf(command, "%s -f %s", vgremove_sz, tmp);
//             run_program_and_log_output(command, 1);
            sprintf(command, "rm -Rf /dev/%s", tmp);
            run_program_and_log_output(command, 1);
            run_program_and_log_output(vgscan_sz, 1);
            run_program_and_log_output(pvscan_sz, 1);
            mr_msg(3,
                    "After working around potentially broken i-want-my-lvm, incoming[] is now '%s'",
                    incoming);
        }
        for (p = incoming + 1; *p == ' '; p++);
        strcpy(command, p);
        for (p = command; *p != '\0'; p++);
        for (; *(p - 1) < 32; p--);
        *p = '\0';
        res = run_program_and_log_output(command, 5);
        if (res > 0 && (p = strstr(command, "lvm "))) {
            *p = *(p + 1) = *(p + 2) = ' ';
            res = run_program_and_log_output(command, 5);
        }
        mr_msg(0, "%s --> %d", command, res);
        if (res > 0) {
            res = 1;
        }
        if (res && strstr(command, "lvcreate") && vacuum_pack) {
            res = 0;
            if (strstr(command, "lvm lvcreate"))
                lvmversion = 2;
            log_it("%s... so I'll get creative.", tmp);
            if (lvmversion == 2) {
                strcpy(tmp, call_program_and_get_last_line_of_output
                       ("tail -n5 /var/log/mondo-archive.log | grep Insufficient | tail -n1"));
            } else {
                strcpy(tmp, call_program_and_get_last_line_of_output
                       ("tail -n5 /var/log/mondo-archive.log | grep lvcreate | tail -n1"));
            }
            for (p = tmp; *p != '\0' && !isdigit(*p); p++);
            extents = atol(p);
            mr_msg(5, "p='%s' --> extents=%ld", p, extents);
            p = strstr(command, "-L");
            if (!p) {
                mr_msg(0, "Fiddlesticks. '%s' returned %d", command, res);
            } else {
                if (lvmversion == 2) {
                    *p++ = '-';
                    *p++ = 'l';
                    *p++ = ' ';
                    for (q = p; *q != ' '; q++) {
                        *q = ' ';
                    }
                    sprintf(p, "%ld", extents);
                    i = strlen(p);
                    *(p + i) = ' ';
                } else {
                    p++;
                    p++;
                    p++;
                    for (q = p; *q != ' '; q++) {
                        *(q - 1) = ' ';
                    }
                    sprintf(p, "%ld%c", extents, 'm');
                    i = strlen(p);
                    *(p + i) = ' ';
                }
                mr_msg(5, "Retrying with '%s'", command);
                res = run_program_and_log_output(command, 5);
                if (res > 0) {
                    res = 1;
                }
                if (g_fprep) {
                    fprintf(g_fprep, "%s\n", command);
                }
                mr_msg(0, "%s --> %d", command, res);
                if (!res) {
                    mr_msg(5, "YAY! This time, it succeeded.");
                }
            }
        }
        if (strstr(command, "vgcreate")) {
            mr_msg(0, "In case you're interested...");
            run_program_and_log_output(vgscan_sz, 1);
            run_program_and_log_output(pvscan_sz, 1);
        }
        if (res != 0 && !strstr(command, "insmod")) {
            retval++;
        }
        sprintf(tmp, "echo \"%s\" >> /tmp/out.sh", command);
        system(tmp);
        sleep(1);
    }
    paranoid_fclose(fin);
    mr_msg(1, "Closed i-want-my-lvm. Finished doing funky stuff.");
  end_of_i_want_my_lvm:
    mr_free(tmp);
    mr_free(incoming);
    mr_free(command);
    mr_free(lvscan_sz);
    mr_free(lvremove_sz);
    mr_free(vgscan_sz);
    mr_free(pvscan_sz);
    mr_free(vgcreate_sz);
    mr_free(vgchange_sz);
    mr_free(vgremove_sz);
//  mr_free(do_this_last);
    system("sync");
    system("sync");
    system("sync");
    sleep(1);
    iamhere("ENDING");
    if (retval > 2) {
        mr_msg(1, "%d errors. I'm reporting this.", retval);
        return (retval);
    } else {
        mr_msg(1, "Not many errors. Returning 0.");
        return (0);
    }
}


/**
 * Add RAID partitions while copying @p old_mountlist to @p new_mountlist.
 * We go through @p old_mountlist and check if any RAID device (/dev/md? on Linux)
 * is in it; if it is, then we put the disks contained within that RAID device
 * into the mountlist as well.
 * @param old_mountlist The mountlist to read.
 * @param new_mountlist The mountlist to write, with the RAID partitions added.
 * @return 0 for success, nonzero for failure.
 */
int extrapolate_mountlist_to_include_raid_partitions(struct mountlist_itself
                                                     *new_mountlist, struct mountlist_itself
                                                     *old_mountlist)
{
    /** pointers *********************************************************/
    FILE *fin;

    /** int **************************************************************/
    int lino;
    int j;

    /** buffers **********************************************************/
    char *incoming;
    char *tmp;

    /** pointers *********************************************************/
    char *p;

    /** init *************************************************************/
    new_mountlist->entries = 0;

    /** end **************************************************************/

    malloc_string(incoming);
    malloc_string(tmp);
    assert(new_mountlist != NULL);
    assert(old_mountlist != NULL);

#ifdef __FreeBSD__
    log_to_screen
        ("I don't know how to extrapolate the mountlist on FreeBSD. Sorry.");
    return (1);
#endif

    for (lino = 0; lino < old_mountlist->entries; lino++) {
        if (strstr(old_mountlist->el[lino].device, RAID_DEVICE_STUB))   // raid
        {
            if (!does_file_exist("/etc/raidtab")) {
                log_to_screen
                    ("Cannot find /etc/raidtab - cannot extrapolate the fdisk entries");
                finish(1);
            }
            if (!(fin = fopen("/etc/raidtab", "r"))) {
                log_OS_error("Cannot open /etc/raidtab");
                finish(1);
            }
            for (fgets(incoming, MAX_STR_LEN - 1, fin); !feof(fin)
                 && !strstr(incoming, old_mountlist->el[lino].device);
                 fgets(incoming, MAX_STR_LEN - 1, fin));
            if (!feof(fin)) {
                sprintf(tmp, "Investigating %s",
                        old_mountlist->el[lino].device);
                log_it(tmp);
                for (fgets(incoming, MAX_STR_LEN - 1, fin); !feof(fin)
                     && !strstr(incoming, "raiddev");
                     fgets(incoming, MAX_STR_LEN - 1, fin)) {
                    if (strstr(incoming, OSSWAP("device", "drive"))
                        && !strchr(incoming, '#')) {
                        for (p = incoming + strlen(incoming);
                             *(p - 1) <= 32; p--);
                        *p = '\0';
                        for (p--; p > incoming && *(p - 1) > 32; p--);
                        sprintf(tmp, "Extrapolating %s", p);
                        log_it(tmp);
                        for (j = 0;
                             j < new_mountlist->entries
                             && strcmp(new_mountlist->el[j].device, p);
                             j++);
                        if (j >= new_mountlist->entries) {
                            strcpy(new_mountlist->
                                   el[new_mountlist->entries].device, p);
                            strcpy(new_mountlist->
                                   el[new_mountlist->entries].mountpoint,
                                   "raid");
                            strcpy(new_mountlist->
                                   el[new_mountlist->entries].format,
                                   "raid");
                            new_mountlist->el[new_mountlist->entries].
                                size = old_mountlist->el[lino].size;
                            new_mountlist->entries++;
                        } else {
                            sprintf(tmp,
                                    "Not adding %s to mountlist: it's already there",
                                    p);
                            log_it(tmp);
                        }
                    }
                }
            }
            paranoid_fclose(fin);
        } else {
            strcpy(new_mountlist->el[new_mountlist->entries].device,
                   old_mountlist->el[lino].device);
            strcpy(new_mountlist->el[new_mountlist->entries].mountpoint,
                   old_mountlist->el[lino].mountpoint);
            strcpy(new_mountlist->el[new_mountlist->entries].format,
                   old_mountlist->el[lino].format);
            new_mountlist->el[new_mountlist->entries].size =
                old_mountlist->el[lino].size;
            new_mountlist->entries++;
        }
    }
    mr_free(incoming);
    mr_free(tmp);

    return (0);
}


/**
 * Create @p RAID device using information from @p structure.
 * This will create the specified RAID devive using information provided in
 * raidlist by means of the mdadm tool.
 * @param raidlist The structure containing all RAID information
 * @param device The RAID device to create.
 * @return 0 for success, nonzero for failure.
 */
int create_raid_device_via_mdadm(struct raidlist_itself *raidlist, char *device)
{
  /** int **************************************************************/
  int i   = 0;
  int j   = 0;
  int res = 0;
  
  /** buffers ***********************************************************/
  char *devices = NULL;
  char *strtmp  = NULL;
  char *level   = NULL;
  char *program = NULL;
  
  // leave straight away if raidlist is initial or has no entries
  if (!raidlist || raidlist->entries == 0) {
    mr_msg(1, "No RAID arrays found.");
    return 1;
  } else {
    mr_msg(1, "%d RAID arrays found.", raidlist->entries);
  }
  // find raidlist entry for requested device
  for (i = 0; i < raidlist->entries; i++) {
    if (!strcmp(raidlist->el[i].raid_device, device)) break;
  }
  // check whether RAID device was found in raidlist
  if (i == raidlist->entries) {
    mr_msg(1, "RAID device %s not found in list.", device);
    return 1;
  }
  // create device list from normal disks followed by spare ones
  mr_asprintf(&devices, raidlist->el[i].data_disks.el[0].device);
  for (j = 1; j < raidlist->el[i].data_disks.entries; j++) {
    mr_asprintf(&strtmp, "%s", devices);
    mr_free(devices);
    mr_asprintf(&devices, "%s %s", strtmp,
         raidlist->el[i].data_disks.el[j].device);
    mr_free(strtmp);
  }
  for (j = 0; j < raidlist->el[i].spare_disks.entries; j++) {
    mr_asprintf(&strtmp, "%s", devices);
    mr_free(devices);
    mr_asprintf(&devices, "%s %s", strtmp,
         raidlist->el[i].spare_disks.el[j].device);
    mr_free(strtmp);
  }
  // translate RAID level
  if (raidlist->el[i].raid_level == -2) {
    mr_asprintf(&level, "multipath");
  } else if (raidlist->el[i].raid_level == -1) {
    mr_asprintf(&level, "linear");
  } else {
    mr_asprintf(&level, "raid%d", raidlist->el[i].raid_level);
  }
  // create RAID device:
  // - RAID device, number of devices and devices mandatory
  // - parity algorithm, chunk size and spare devices optional
  // - faulty devices ignored
  // - persistent superblock always used as this is recommended
  mr_asprintf(&program,
       "mdadm --create --force --run --auto=yes %s --level=%s --raid-devices=%d",
       raidlist->el[i].raid_device, level,
       raidlist->el[i].data_disks.entries);
  if (raidlist->el[i].parity != -1) {
    mr_asprintf(&strtmp, "%s", program);
    mr_free(program);
    switch(raidlist->el[i].parity) {
    case 0:
      mr_asprintf(&program, "%s --parity=%s", strtmp, "la");
      break;
    case 1:
      mr_asprintf(&program, "%s --parity=%s", strtmp, "ra");
      break;
    case 2:
      mr_asprintf(&program, "%s --parity=%s", strtmp, "ls");
      break;
    case 3:
      mr_asprintf(&program, "%s --parity=%s", strtmp, "rs");
      break;
    default:
      fatal_error("Unknown RAID parity algorithm.");
      break;
    }
    mr_free(strtmp);
  }
  if (raidlist->el[i].chunk_size != -1) {
    mr_asprintf(&strtmp, "%s", program);
    mr_free(program);
    mr_asprintf(&program, "%s --chunk=%d", strtmp, raidlist->el[i].chunk_size);
    mr_free(strtmp);
  }
  if (raidlist->el[i].spare_disks.entries > 0) {
    mr_asprintf(&strtmp, "%s", program);
    mr_free(program);
    mr_asprintf(&program, "%s --spare-devices=%d", strtmp,
         raidlist->el[i].spare_disks.entries);
    mr_free(strtmp);
  }
  mr_asprintf(&strtmp, "%s", program);
  mr_free(program);
  mr_asprintf(&program, "%s %s", strtmp, devices);
  mr_free(strtmp);
  res = run_program_and_log_output(program, 1);
  // free memory
  mr_free(devices);
  mr_free(level);
  mr_free(program);
  // return to calling instance
  return res;
}


/**
 * Format @p device as a @p format filesystem.
 * This will use the format command returned by which_format_command_do_i_need().
 * If @p device is an LVM PV, it will not be formatted, and LVM will be started
 * (if not already done). If it's an imagedev, software RAID component, or
 * (under BSD) swap partition, no format will be done.
 * @param device The device to format.
 * @param format The filesystem type to format it as.
 * @return 0 for success, nonzero for failure.
 */
int format_device(char *device, char *format, struct raidlist_itself *raidlist)
{
    /** int **************************************************************/
    int res;
    int retval = 0;
#ifdef __FreeBSD__
    static bool vinum_started_yet = FALSE;
#endif

    /** buffers ***********************************************************/
    char *program;
    char *tmp;

    /** end ****************************************************************/

    malloc_string(program);
    malloc_string(tmp);
    assert_string_is_neither_NULL_nor_zerolength(device);
    assert(format != NULL);

    if (strstr(format, "raid")) {   // do not form RAID disks; do it to /dev/md* instead
        sprintf(tmp, "Not formatting %s (it is a RAID disk)", device);
        log_it(tmp);
        mr_free(program);
        mr_free(tmp);
        return (0);
    }
#ifdef __FreeBSD__
    if (strcmp(format, "swap") == 0) {
        log_it("Not formatting %s - it's swap", device);
        mr_free(program);
        mr_free(tmp);
        return (0);
    }
#endif
    if (strlen(format) <= 2) {
        sprintf(tmp,
                "%s has a really small format type ('%s') - this is probably a hexadecimal string, which would suggest the partition is an image --- I shouldn't format it",
                device, format);
        log_it(tmp);
        mr_free(program);
        mr_free(tmp);
        return (0);
    }
    if (is_this_device_mounted(device)) {
        sprintf(tmp, "%s is mounted - cannot format it       ", device);
        log_to_screen(tmp);
        mr_free(program);
        mr_free(tmp);
        return (1);
    }
    if (strstr(device, RAID_DEVICE_STUB)) {
        newtSuspend();
#ifdef __FreeBSD__
        if (!vinum_started_yet) {
            if (!does_file_exist("/tmp/raidconf.txt")) {
                log_to_screen
                    ("/tmp/raidconf.txt does not exist. I therefore cannot start Vinum.");
            } else {
                int res;
                res =
                    run_program_and_log_output
                    ("vinum create /tmp/raidconf.txt", TRUE);
                if (res) {
                    log_to_screen
                        ("`vinum create /tmp/raidconf.txt' returned errors. Please fix them and re-run mondorestore.");
                    finish(1);
                }
                vinum_started_yet = TRUE;
            }
        }

        if (vinum_started_yet) {
            FILE *fin;
            char line[MAX_STR_LEN];
            sprintf(tmp,
                    "Initializing Vinum device %s (this may take a *long* time)",
                    device);
            log_to_screen(tmp);
            /* format raid partition */
            //      sprintf (program, "mkraid --really-force %s", device); --- disabled -- BB, 02/12/2003
            sprintf(program,
                    "for plex in `vinum lv -r %s | grep '^P' | tr '\t' ' ' | tr -s ' ' | cut -d' ' -f2`; do echo $plex; done > /tmp/plexes",
                    basename(device));
            system(program);
            if (g_fprep) {
                fprintf(g_fprep, "%s\n", program);
            }
            fin = fopen("/tmp/plexes", "r");
            while (fgets(line, MAX_STR_LEN - 1, fin)) {
                if (strchr(line, '\n'))
                    *(strchr(line, '\n')) = '\0';   // get rid of the \n on the end

                sprintf(tmp, "Initializing plex: %s", line);
                open_evalcall_form(tmp);
                sprintf(tmp, "vinum init %s", line);
                system(tmp);
                while (1) {
                    sprintf(tmp,
                            "vinum lp -r %s | grep '^S' | head -1 | tr -s ' ' | cut -d: -f2 | cut -f1 | sed 's/^ //' | sed 's/I //' | sed 's/%%//'",
                            line);
                    FILE *pin = popen(tmp, "r");
                    char status[MAX_STR_LEN / 4];
                    fgets(status, MAX_STR_LEN / 4 - 1, pin);
                    pclose(pin);

                    if (!strcmp(status, "up")) {
                        break;  /* it's done */
                    }
                    update_evalcall_form(atoi(status));
                    usleep(250000);
                }
                close_evalcall_form();
            }
            fclose(fin);
            unlink("/tmp/plexes");
            /* retval+=res; */
        }
#else
        sprintf(tmp, "Initializing RAID device %s", device);
        log_to_screen(tmp);

// Shouldn't be necessary.
        log_to_screen("Stopping %s", device);
        stop_raid_device(device);
        system("sync");
        sleep(1);
        if (g_fprep) {
            fprintf(g_fprep, "%s\n", program);
        }

        mr_msg(1, "Making %s", device);
        // use mkraid if it exists, otherwise use mdadm
        if (run_program_and_log_output("which mkraid", FALSE)) {
            res = create_raid_device_via_mdadm(raidlist, device);
            mr_msg(1, "Creating RAID device %s via mdadm returned %d", device, res);
        } else {
            sprintf(program, "mkraid --really-force %s", device);
            res = run_program_and_log_output(program, 1);
            mr_msg(1, "%s returned %d", program, res);
            system("sync");
            sleep(3);
            start_raid_device(device);
            if (g_fprep) {
                fprintf(g_fprep, "%s\n", program);
            }
        }
        system("sync");
        sleep(2);
//      log_to_screen("Starting %s", device);
//      sprintf(program, "raidstart %s", device);
//      res = run_program_and_log_output(program, 1);
//      mr_msg(1, "%s returned %d", program, res);
//      system("sync"); sleep(1);
#endif
        system("sync");
        sleep(1);
        newtResume();
    }
//#ifndef __FreeBSD__
//#endif

    if (!strcmp(format, "lvm")) {
        mr_msg(1, "Don't format %s - it's part of an lvm volume", device);
        mr_free(program);
        mr_free(tmp);
        return (0);
    }
    res = which_format_command_do_i_need(format, program);
    sprintf(tmp, "%s %s", program, device);
    if (strstr(program, "kludge")) {
        strcat(tmp, " /");
    }
    sprintf(program, "sh -c 'echo -en \"y\\ny\\ny\\n\" | %s'", tmp);
    sprintf(tmp, "Formatting %s as %s", device, format);
    update_progress_form(tmp);
    res = run_program_and_log_output(program, FALSE);
    if (res && strstr(program, "kludge")) {
        sprintf(tmp, "Kludge failed; using regular mkfs.%s to format %s",
                format, device);
#ifdef __FreeBSD__
        sprintf(program, "newfs_msdos -F 32 %s", device);
#else
#ifdef __IA64__
        /* For EFI partitions take fat16 
         * as we want to make small ones */
        sprintf(program, "mkfs -t %s -F 16 %s", format, device);
#else
        sprintf(program, "mkfs -t %s -F 32 %s", format, device);
#endif
#endif
        res = run_program_and_log_output(program, FALSE);
        if (g_fprep) {
            fprintf(g_fprep, "%s\n", program);
        }
    }
    retval += res;
    if (retval) {
        strcat(tmp, "...failed");
    } else {
        strcat(tmp, "...OK");
    }

    log_to_screen(tmp);
    mr_free(program);
    mr_free(tmp);
    system("sync");
    sleep(1);
    return (retval);
}





/**
 * Format all drives (except those excluded by format_device()) in @p mountlist.
 * @param mountlist The mountlist containing partitions to be formatted.
 * @param interactively If TRUE, then prompt the user before each partition.
 * @return The number of errors encountered (0 for success).
 */
int format_everything(struct mountlist_itself *mountlist, bool interactively,
                          struct raidlist_itself *raidlist)
{
    /** int **************************************************************/
    int retval = 0;
    int lino;
    int res;
//  int i;
//  struct list_of_disks *drivelist;

    /** long *************************************************************/
    long progress_step;

    /** bools ************************************************************/
    bool do_it;

    /** buffers **********************************************************/
    char *tmp;

    /** pointers *********************************************************/
    struct mountlist_line *me;  // mountlist entry
    /** end **************************************************************/

    assert(mountlist != NULL);
    malloc_string(tmp);
    sprintf(tmp, "format_everything (mountlist, interactively = %s",
            (interactively) ? "true" : "false");
    log_it(tmp);
    mvaddstr_and_log_it(g_currentY, 0, "Formatting partitions     ");
    open_progress_form("Formatting partitions",
                       "I am now formatting your hard disk partitions.",
                       "This may take up to five minutes.", "",
                       mountlist->entries + 1);

    progress_step =
        (mountlist->entries >
         0) ? g_maximum_progress / mountlist->entries : 1;
// start soft-raids now (because LVM might depend on them)
// ...and for simplicity's sake, let's format them at the same time :)
    mr_msg(1, "Stopping all RAID devices");
    stop_all_raid_devices(mountlist);
    system("sync");
    system("sync");
    system("sync");
    sleep(2);
    mr_msg(1, "Prepare soft-RAIDs");    // prep and format too
    for (lino = 0; lino < mountlist->entries; lino++) {
        me = &mountlist->el[lino];  // the current mountlist entry
        mr_msg(2, "Examining %s", me->device);
        if (!strncmp(me->device, "/dev/md", 7)) {
            if (interactively) {
                // ask user if we should format the current device
                sprintf(tmp, "Shall I format %s (%s) ?", me->device,
                        me->mountpoint);
                do_it = ask_me_yes_or_no(tmp);
            } else {
                do_it = TRUE;
            }
            if (do_it) {
                // NB: format_device() also stops/starts RAID device if necessary
                retval += format_device(me->device, me->format, raidlist);
            }
            g_current_progress += progress_step;
        }
    }
    system("sync");
    system("sync");
    system("sync");
    sleep(2);
// This last step is probably necessary
//  log_to_screen("Re-starting software RAIDs...");
//  start_all_raid_devices(mountlist);
//  system("sync"); system("sync"); system("sync"); 
//  sleep(5);
// do LVMs now
    mr_msg(1, "Creating LVMs");
    if (does_file_exist("/tmp/i-want-my-lvm")) {
        wait_until_software_raids_are_prepped("/proc/mdstat", 100);
        log_to_screen("Configuring LVM");
        if (!g_text_mode) {
            newtSuspend();
        }
/*
        for(i=0; i<3; i++)
          {
            res = do_my_funky_lvm_stuff(FALSE, FALSE);
            if (!res) { break; }
            sleep(3);
            res = do_my_funky_lvm_stuff(TRUE, FALSE);
            sleep(3);
          }
        if (res) {
            mr_msg(1, "Vacuum-packing...");
*/
        res = do_my_funky_lvm_stuff(FALSE, TRUE);
/*
        }
*/
        if (!g_text_mode) {
            newtResume();
        }
        if (!res) {
            log_to_screen("LVM initialized OK");
        } else {
            log_to_screen("Failed to initialize LVM");
        }
        // retval += res;
        if (res) {
            retval++;
        }
        sleep(3);
    }
// do regulars at last
    sleep(2);                   // woo!
    mr_msg(1, "Formatting regulars");
    for (lino = 0; lino < mountlist->entries; lino++) {
        me = &mountlist->el[lino];  // the current mountlist entry
        if (!strcmp(me->mountpoint, "image")) {
            sprintf(tmp, "Not formatting %s - it's an image", me->device);
            log_it(tmp);
        } else if (!strcmp(me->format, "raid")) {
            sprintf(tmp, "Not formatting %s - it's a raid-let",
                    me->device);
            log_it(tmp);
            continue;
        } else if (!strcmp(me->format, "lvm")) {
            sprintf(tmp, "Not formatting %s - it's an LVM", me->device);
            log_it(tmp);
            continue;
        } else if (!strncmp(me->device, "/dev/md", 7)) {
            sprintf(tmp, "Already formatted %s - it's a soft-RAID dev",
                    me->device);
            log_it(tmp);
            continue;
        } else if (!does_file_exist(me->device)
                   && strncmp(me->device, "/dev/hd", 7)
                   && strncmp(me->device, "/dev/sd", 7)) {
            sprintf(tmp,
                    "Not formatting %s yet - doesn't exist - probably an LVM",
                    me->device);
            log_it(tmp);
            continue;
        } else {
            if (interactively) {
                // ask user if we should format the current device
                sprintf(tmp, "Shall I format %s (%s) ?", me->device,
                        me->mountpoint);
                do_it = ask_me_yes_or_no(tmp);
            } else {
                do_it = TRUE;
            }

            if (do_it)
                retval += format_device(me->device, me->format, raidlist);
        }

        // update progress bar
        g_current_progress += progress_step;
    }


    // update progress bar to 100% to compensate for
    // rounding errors of the progress_step calculation
    if (lino >= mountlist->entries)
        g_current_progress = g_maximum_progress;

    close_progress_form();

    if (retval) {
        mvaddstr_and_log_it(g_currentY++, 74, "Failed.");
        log_to_screen
            ("Errors occurred during the formatting of your hard drives.");
    } else {
        mvaddstr_and_log_it(g_currentY++, 74, "Done.");
    }

    sprintf(tmp, "format_everything () - %s",
            (retval) ? "failed!" : "finished successfully");
    log_it(tmp);

    if (g_partition_table_locked_up > 0) {
        if (retval > 0 && !interactively) {
//123456789 123456789 123456789 123456789 123456789 123456789 123456789 123456789 
            log_to_screen
                ("Partition table locked up %d times. At least one 'mkfs' (format) command",
                 g_partition_table_locked_up);
            log_to_screen
                ("failed. I think these two events are related. Sometimes, fdisk's ioctl() call");
            log_to_screen
                ("to refresh its copy of the partition table causes the kernel to lock the ");
            log_to_screen
                ("partition table. I believe this has just happened.");
            if (ask_me_yes_or_no
                ("Please choose 'yes' to reboot and try again; or 'no' to ignore this warning and continue."))
            {
                system("sync");
                system("sync");
                system("sync");
                system("reboot");
            }
        } else {
            log_to_screen
                ("Partition table locked up %d time%c. However, disk formatting succeeded.",
                 g_partition_table_locked_up,
                 (g_partition_table_locked_up == 1) ? '.' : 's');
        }
    }
    newtSuspend();
    system("clear");
    newtResume();
    mr_free(tmp);
    return (retval);
}


/**
 * Create small dummy partitions to fill in the gaps in partition numbering for @p drivename.
 * Each partition created is 32k in size.
 * @param drivename The drive to create the dummy partitions on.
 * @param devno_we_must_allow_for The lowest-numbered real partition; create
 * dummies up to (this - 1).
 * @return The number of errors encountered (0 for success).
 */
int make_dummy_partitions(FILE * pout_to_fdisk, char *drivename,
                          int devno_we_must_allow_for)
{
    /** int **************************************************************/
    int current_devno;
    int previous_devno;
    int retval = 0;
    int res;

    /** buffers **********************************************************/
    char *tmp;

    /** end **************************************************************/

    malloc_string(tmp);
    assert_string_is_neither_NULL_nor_zerolength(drivename);

    if (devno_we_must_allow_for >= 5) {
        sprintf(tmp, "Making dummy primary %s%d", drivename, 1);
        log_it(tmp);
        g_maximum_progress++;
        res =
            partition_device(pout_to_fdisk, drivename, 1, 0, "ext2",
                             32000);
        retval += res;
        previous_devno = 1;
        current_devno = 5;
    } else {
        previous_devno = 0;
        current_devno = 1;
    }
    for (; current_devno < devno_we_must_allow_for; current_devno++) {
        sprintf(tmp, "Creating dummy partition %s%d", drivename,
                current_devno);
        log_it(tmp);
        g_maximum_progress++;
        res =
            partition_device(pout_to_fdisk, drivename, current_devno,
                             previous_devno, OSSWAP("ext2", "ufs"), 32000);
        retval += res;
        previous_devno = current_devno;
    }
    mr_free(tmp);
    return (previous_devno);
}


/**
 * Decide whether @p mountlist contains any RAID devices.
 * @param mountlist The mountlist to examine.
 * @return TRUE if it does, FALSE if it doesn't.
 */
bool mountlist_contains_raid_devices(struct mountlist_itself * mountlist)
{
    /** int *************************************************************/
    int i;
    int matching = 0;

    /** end **************************************************************/

    assert(mountlist != NULL);

    for (i = 0; i < mountlist->entries; i++) {
        if (strstr(mountlist->el[i].device, RAID_DEVICE_STUB)) {
            matching++;
        }
    }
    if (matching) {
        return (TRUE);
    } else {
        return (FALSE);
    }
}

/* The following 2 functions are stolen from /usr/src/sbin/disklabel/disklabel.c */
#ifdef __FreeBSD__
static void display_disklabel(FILE * f, const struct disklabel *lp)
{
    int i, j;
    const struct partition *pp;

    fprintf(f, "# %s\n", "Generated by Mondo Rescue");
    if (lp->d_type < DKMAXTYPES)
        fprintf(f, "type: %s\n", dktypenames[lp->d_type]);
    else
        fprintf(f, "type: %u\n", lp->d_type);
    fprintf(f, "disk: %.*s\n", (int) sizeof(lp->d_typename),
            lp->d_typename);
    fprintf(f, "label: %.*s\n", (int) sizeof(lp->d_packname),
            lp->d_packname);
    fprintf(f, "flags:");
    if (lp->d_flags & D_REMOVABLE)
        fprintf(f, " removeable");
    if (lp->d_flags & D_ECC)
        fprintf(f, " ecc");
    if (lp->d_flags & D_BADSECT)
        fprintf(f, " badsect");
    fprintf(f, "\n");
    fprintf(f, "bytes/sector: %lu\n", (u_long) lp->d_secsize);
    fprintf(f, "sectors/track: %lu\n", (u_long) lp->d_nsectors);
    fprintf(f, "tracks/cylinder: %lu\n", (u_long) lp->d_ntracks);
    fprintf(f, "sectors/cylinder: %lu\n", (u_long) lp->d_secpercyl);
    fprintf(f, "cylinders: %lu\n", (u_long) lp->d_ncylinders);
    fprintf(f, "sectors/unit: %lu\n", (u_long) lp->d_secperunit);
    fprintf(f, "rpm: %u\n", lp->d_rpm);
    fprintf(f, "interleave: %u\n", lp->d_interleave);
    fprintf(f, "trackskew: %u\n", lp->d_trackskew);
    fprintf(f, "cylinderskew: %u\n", lp->d_cylskew);
    fprintf(f, "headswitch: %lu\t\t# milliseconds\n",
            (u_long) lp->d_headswitch);
    fprintf(f, "track-to-track seek: %ld\t# milliseconds\n",
            (u_long) lp->d_trkseek);
    fprintf(f, "drivedata: ");
    for (i = NDDATA - 1; i >= 0; i--)
        if (lp->d_drivedata[i])
            break;
    if (i < 0)
        i = 0;
    for (j = 0; j <= i; j++)
        fprintf(f, "%lu ", (u_long) lp->d_drivedata[j]);
    fprintf(f, "\n\n%u partitions:\n", lp->d_npartitions);
    fprintf(f,
            "#        size   offset    fstype   [fsize bsize bps/cpg]\n");
    pp = lp->d_partitions;
    for (i = 0; i < lp->d_npartitions; i++, pp++) {
        if (pp->p_size) {
            fprintf(f, "  %c: %8lu %8lu  ", 'a' + i, (u_long) pp->p_size,
                    (u_long) pp->p_offset);
            if (pp->p_fstype < FSMAXTYPES)
                fprintf(f, "%8.8s", fstypenames[pp->p_fstype]);
            else
                fprintf(f, "%8d", pp->p_fstype);
            switch (pp->p_fstype) {

            case FS_UNUSED: /* XXX */
                fprintf(f, "    %5lu %5lu %5.5s ", (u_long) pp->p_fsize,
                        (u_long) (pp->p_fsize * pp->p_frag), "");
                break;

            case FS_BSDFFS:
                fprintf(f, "    %5lu %5lu %5u ", (u_long) pp->p_fsize,
                        (u_long) (pp->p_fsize * pp->p_frag), pp->p_cpg);
                break;

            case FS_BSDLFS:
                fprintf(f, "    %5lu %5lu %5d", (u_long) pp->p_fsize,
                        (u_long) (pp->p_fsize * pp->p_frag), pp->p_cpg);
                break;

            default:
                fprintf(f, "%20.20s", "");
                break;
            }
            fprintf(f, "\t# (Cyl. %4lu",
                    (u_long) (pp->p_offset / lp->d_secpercyl));
            if (pp->p_offset % lp->d_secpercyl)
                putc('*', f);
            else
                putc(' ', f);
            fprintf(f, "- %lu",
                    (u_long) ((pp->p_offset + pp->p_size +
                               lp->d_secpercyl - 1) / lp->d_secpercyl -
                              1));
            if (pp->p_size % lp->d_secpercyl)
                putc('*', f);
            fprintf(f, ")\n");
        }
    }
    fflush(f);
}

static struct disklabel *get_virgin_disklabel(char *dkname)
{
    static struct disklabel loclab;
    struct partition *dp;
    char lnamebuf[BBSIZE];
    int f;
    u_int secsize, u;
    off_t mediasize;

    (void) snprintf(lnamebuf, BBSIZE, "%s", dkname);
    if ((f = open(lnamebuf, O_RDONLY)) == -1) {
        warn("cannot open %s", lnamebuf);
        return (NULL);
    }

    /* New world order */
    if ((ioctl(f, DIOCGMEDIASIZE, &mediasize) != 0)
        || (ioctl(f, DIOCGSECTORSIZE, &secsize) != 0)) {
        close(f);
        return (NULL);
    }
    memset(&loclab, 0, sizeof loclab);
    loclab.d_magic = DISKMAGIC;
    loclab.d_magic2 = DISKMAGIC;
    loclab.d_secsize = secsize;
    loclab.d_secperunit = mediasize / secsize;

    /*
     * Nobody in these enligthened days uses the CHS geometry for
     * anything, but nontheless try to get it right.  If we fail
     * to get any good ideas from the device, construct something
     * which is IBM-PC friendly.
     */
    if (ioctl(f, DIOCGFWSECTORS, &u) == 0)
        loclab.d_nsectors = u;
    else
        loclab.d_nsectors = 63;
    if (ioctl(f, DIOCGFWHEADS, &u) == 0)
        loclab.d_ntracks = u;
    else if (loclab.d_secperunit <= 63 * 1 * 1024)
        loclab.d_ntracks = 1;
    else if (loclab.d_secperunit <= 63 * 16 * 1024)
        loclab.d_ntracks = 16;
    else
        loclab.d_ntracks = 255;
    loclab.d_secpercyl = loclab.d_ntracks * loclab.d_nsectors;
    loclab.d_ncylinders = loclab.d_secperunit / loclab.d_secpercyl;
    loclab.d_npartitions = MAXPARTITIONS;

    /* Various (unneeded) compat stuff */
    loclab.d_rpm = 3600;
    loclab.d_bbsize = BBSIZE;
    loclab.d_interleave = 1;;
    strncpy(loclab.d_typename, "amnesiac", sizeof(loclab.d_typename));

    dp = &loclab.d_partitions[RAW_PART];
    dp->p_size = loclab.d_secperunit;
    loclab.d_checksum = dkcksum(&loclab);
    close(f);
    return (&loclab);
}

/* End stolen from /usr/src/sbin/disklabel/disklabel.c. */

char *canonical_name(char *drivename)
{
    if (drivename) {
        if (strncmp(drivename, "/dev/", 5) == 0) {
            return drivename + 5;
        }
    }
    return drivename;
}

/**
 * (BSD only) Create a disklabel on @p drivename according to @p mountlist.
 * @param mountlist The mountlist to get the subpartition information from.
 * @param drivename The drive or slice to create a disklabel on.
 * @param ret If non-NULL, store the created disklabel here.
 * @return The number of errors encountered (0 for success).
 */
int label_drive_or_slice(struct mountlist_itself *mountlist,
                         char *drivename, struct disklabel *ret)
{
    char subdev_str[MAX_STR_LEN];
    char command[MAX_STR_LEN];
    struct disklabel *lp;
    int i, lo = 0;
    int retval = 0;
    char c;
    FILE *ftmp;

    lp = get_virgin_disklabel(drivename);
    for (c = 'a'; c <= 'z'; ++c) {
        int idx;
        sprintf(subdev_str, "%s%c", drivename, c);
        if ((idx = find_device_in_mountlist(mountlist, subdev_str)) < 0) {
            lp->d_partitions[c - 'a'].p_size = 0;
            lp->d_partitions[c - 'a'].p_fstype = FS_UNUSED;
        } else {
            lo = c - 'a';
            lp->d_partitions[c - 'a'].p_size = mountlist->el[idx].size * 2;
            lp->d_partitions[c - 'a'].p_fsize = 0;
            lp->d_partitions[c - 'a'].p_frag = 0;
            lp->d_partitions[c - 'a'].p_cpg = 0;
            if (!strcmp(mountlist->el[idx].format, "ufs")
                || !strcmp(mountlist->el[idx].format, "ffs")
                || !strcmp(mountlist->el[idx].format, "4.2BSD")) {
                lp->d_partitions[c - 'a'].p_fstype = FS_BSDFFS;
                lp->d_partitions[c - 'a'].p_fsize = 2048;
                lp->d_partitions[c - 'a'].p_frag = 8;
                lp->d_partitions[c - 'a'].p_cpg = 64;
            } else if (!strcasecmp(mountlist->el[idx].format, "raid")
                       || !strcasecmp(mountlist->el[idx].format, "vinum")) {
                lp->d_partitions[c - 'a'].p_fstype = FS_VINUM;
            } else if (!strcmp(mountlist->el[idx].format, "swap")) {
                lp->d_partitions[c - 'a'].p_fstype = FS_SWAP;
            } else
                lp->d_partitions[c - 'a'].p_fstype = FS_OTHER;
        }
    }

    // fix up the offsets
    lp->d_partitions[0].p_offset = 0;
    lp->d_partitions[RAW_PART].p_offset = 0;
    lp->d_partitions[RAW_PART].p_size = lp->d_secperunit;
    lp->d_partitions[RAW_PART].p_fstype = FS_UNUSED;

    for (i = 1; i < lp->d_npartitions; ++i) {
        int lastone;
        if ((i == RAW_PART) || (lp->d_partitions[i].p_size == 0))
            continue;
        for (lastone = i - 1; lastone >= 0; lastone--) {
            if ((lp->d_partitions[lastone].p_size)
                && (lastone != RAW_PART))
                break;
        }
        lp->d_partitions[i].p_offset =
            lp->d_partitions[lastone].p_offset +
            lp->d_partitions[lastone].p_size;
    }
    if (lp->d_partitions[lo].p_offset + lp->d_partitions[lo].p_size >
        lp->d_secperunit) {
        lp->d_partitions[lo].p_size =
            lp->d_secperunit - lp->d_partitions[lo].p_offset;
    }

    ftmp = fopen("/tmp/disklabel", "w");
    display_disklabel(ftmp, lp);
    fclose(ftmp);
    sprintf(command, "disklabel -wr %s auto", canonical_name(drivename));
    retval += run_program_and_log_output(command, TRUE);
    sprintf(command, "disklabel -R %s /tmp/disklabel",
            canonical_name(drivename));
    retval += run_program_and_log_output(command, TRUE);
    if (ret)
        *ret = *lp;
    return retval;
}
#endif


/**
 * Partition @p drivename based on @p mountlist.
 * @param mountlist The mountlist to use to guide the partitioning.
 * @param drivename The drive to partition.
 * @return 0 for success, nonzero for failure.
 */
int partition_drive(struct mountlist_itself *mountlist, char *drivename)
{
    /** int *************************************************************/
    int current_devno;
    int previous_devno = 0;
    int lino;
    int retval = 0;
    int i;
    FILE *pout_to_fdisk = NULL;

#ifdef __FreeBSD__
    bool fbsd_part = FALSE;
    char subdev_str[MAX_STR_LEN];
#endif

    /** long long *******************************************************/
    long long partsize;

    /** buffers *********************************************************/
    char *device_str;
    char *format;
    char *tmp;

    /** end *************************************************************/

    assert(mountlist != NULL);
    assert_string_is_neither_NULL_nor_zerolength(drivename);

    malloc_string(device_str);
    malloc_string(format);
    malloc_string(tmp);

    sprintf(tmp, "Partitioning drive %s", drivename);
    log_it(tmp);

#if __FreeBSD__
    log_it("(Not opening fdisk now; that's the Linux guy's job)");
    pout_to_fdisk = NULL;
#else
    make_hole_for_file(FDISK_LOG);
    sprintf(tmp, "parted2fdisk %s >> %s 2>> %s", drivename, FDISK_LOG, FDISK_LOG);
    pout_to_fdisk = popen(tmp, "w");
    if (!pout_to_fdisk) {
        log_to_screen("Cannot call parted2fdisk to configure %s", drivename);
        mr_free(device_str);
        mr_free(format);
        mr_free(tmp);
        return (1);
    }
#endif
    for (current_devno = 1; current_devno < 99; current_devno++) {
        build_partition_name(device_str, drivename, current_devno);
        lino = find_device_in_mountlist(mountlist, device_str);

        if (lino < 0) {
            // device not found in mountlist
#if __FreeBSD__
            // If this is the first partition (just as a sentinel value),
            // then see if the user has picked 'dangerously-dedicated' mode.
            // If so, then we just call label_drive_or_slice() and return.
            char c;
            if (current_devno == 1) {
                // try DangerouslyDedicated mode
                for (c = 'a'; c <= 'z'; c++) {
                    sprintf(subdev_str, "%s%c", drivename, c);
                    if (find_device_in_mountlist(mountlist, subdev_str) >
                        0) {
                        fbsd_part = TRUE;
                    }
                }
                if (fbsd_part) {
                    int r = label_drive_or_slice(mountlist,
                                                 drivename,
                                                 0);
                    char command[MAX_STR_LEN];
                    sprintf(command, "disklabel -B %s",
                            basename(drivename));
                    if (system(command)) {
                        log_to_screen
                            ("Warning! Unable to make the drive bootable.");
                    }
                    mr_free(device_str);
                    mr_free(format);
                    mr_free(tmp);
                    return r;
                }
            }
            for (c = 'a'; c <= 'z'; c++) {
                sprintf(subdev_str, "%s%c", device_str, c);
                if (find_device_in_mountlist(mountlist, subdev_str) > 0) {
                    fbsd_part = TRUE;
                }
            }
            // Now we check the subpartitions of the current partition.
            if (fbsd_part) {
                int i, line;

                strcpy(format, "ufs");
                partsize = 0;
                for (i = 'a'; i < 'z'; ++i) {
                    sprintf(subdev_str, "%s%c", device_str, i);
                    line = find_device_in_mountlist(mountlist, subdev_str);
                    if (line > 0) {
                        // We found one! Add its size to the total size.
                        partsize += mountlist->el[line].size;
                    }
                }
            } else {
                continue;
            }
#else
            continue;
#endif
        }

        /* OK, we've found partition /dev/hdxN in mountlist; let's prep it */
        /* For FreeBSD, that is      /dev/adXsY */

        log_it("Found partition %s in mountlist", device_str);
        if (!previous_devno) {

            log_it("Wiping %s's partition table", drivename);
#if __FreeBSD__
            // FreeBSD doesn't let you write to blk devices in <512byte chunks.
//          sprintf(tmp, "dd if=/dev/zero of=%s count=1 bs=512", drivename);
//          if (run_program_and_log_output(tmp, TRUE)) {
            file = open(drivename, O_WRONLY);
            if (!file) {
                sprintf(tmp,
                        "Warning - unable to open %s for wiping it's partition table",
                        drivename);
                log_to_screen(tmp);
            }

            for (i = 0; i < 512; i++) {
                if (!write(file, "\0", 1)) {
                    sprintf(tmp, "Warning - unable to write to %s",
                            drivename);
                    log_to_screen(tmp);
                }
            }
            system("sync");
#else
            iamhere("New, kernel-friendly partition remover");
            for (i = 20; i > 0; i--) {
                fprintf(pout_to_fdisk, "d\n%d\n", i);
                fflush(pout_to_fdisk);
            }
//          sprintf(tmp, "dd if=/dev/zero of=%s count=1 bs=512", drivename);
//          run_program_and_log_output(tmp, 1);
#endif
            if (current_devno > 1) {
                previous_devno =
                    make_dummy_partitions(pout_to_fdisk, drivename,
                                          current_devno);
            }
        }
#ifdef __FreeBSD__
        if (!fbsd_part) {
#endif

            strcpy(format, mountlist->el[lino].format);
            partsize = mountlist->el[lino].size;

#ifdef __FreeBSD__
        }
#endif

#ifndef __IA64__
        if (current_devno == 5 && previous_devno == 4) {
            log_to_screen
                ("You must leave at least one partition spare as the Extended partition.");
            mr_free(device_str);
            mr_free(format);
            mr_free(tmp);
            return (1);
        }
#endif

        retval +=
            partition_device(pout_to_fdisk, drivename, current_devno,
                             previous_devno, format, partsize);

#ifdef __FreeBSD__
        if ((current_devno <= 4) && fbsd_part) {
            sprintf(tmp, "disklabel -B %s", basename(device_str));
            retval += label_drive_or_slice(mountlist, device_str, 0);
            if (system(tmp)) {
                log_to_screen
                    ("Warning! Unable to make the slice bootable.");
            }
        }
#endif

        previous_devno = current_devno;
    }

    if (pout_to_fdisk) {
// mark relevant partition as bootable
        sprintf(tmp, "a\n%s\n",
                call_program_and_get_last_line_of_output
                ("make-me-bootable /tmp/mountlist.txt dummy"));
        fput_string_one_char_at_a_time(pout_to_fdisk, tmp);
// close fdisk
        fput_string_one_char_at_a_time(pout_to_fdisk, "w\n");
        system("sync");
        paranoid_pclose(pout_to_fdisk);
        mr_msg(0,
                "------------------- fdisk.log looks like this ------------------");
        sprintf(tmp, "cat %s >> %s", FDISK_LOG, MONDO_LOGFILE);
        system(tmp);
        mr_msg(0,
                "------------------- end of fdisk.log... word! ------------------");
        sprintf(tmp, "tail -n6 %s | grep -F \"16: \"", FDISK_LOG);
        if (!run_program_and_log_output(tmp, 5)) {
            g_partition_table_locked_up++;
            log_to_screen
                ("A flaw in the Linux kernel has locked the partition table.");
        }
    }
    mr_free(device_str);
    mr_free(format);
    mr_free(tmp);
    return (retval);
}

/**
 * Create partition number @p partno on @p drive with @p fdisk.
 * @param drive The drive to create the partition on.
//  * @param partno The partition number of the new partition (1-4 are primary, >=5 is logical).
 * @param prev_partno The partition number of the most recently prepped partition.
 * @param format The filesystem type of this partition (used to set the type).
 * @param partsize The size of the partition in @e bytes.
 * @return 0 for success, nonzero for failure.
 */
int partition_device(FILE * pout_to_fdisk, const char *drive, int partno,
                     int prev_partno, const char *format,
                     long long partsize)
{
    /** int **************************************************************/
    int retval = 0;
    int res = 0;

    /** buffers **********************************************************/
    char *program;
    char *partition_name;
    char *tmp;
    char *logfile;
    char *output;

    /** pointers **********************************************************/
    char *p;
    char *part_table_fmt;
    FILE *fout;

    /** end ***************************************************************/

    malloc_string(program);
    malloc_string(partition_name);
    malloc_string(tmp);
    malloc_string(logfile);
    malloc_string(output);

    assert_string_is_neither_NULL_nor_zerolength(drive);
    assert(format != NULL);

    log_it("partition_device('%s', %d, %d, '%s', %lld) --- starting",
           drive, partno, prev_partno, format, partsize);

    if (!strncmp(drive, RAID_DEVICE_STUB, strlen(RAID_DEVICE_STUB))) {
        sprintf(tmp, "Not partitioning %s - it is a virtual drive", drive);
        log_it(tmp);
        mr_free(program);
        mr_free(partition_name);
        mr_free(tmp);
        mr_free(logfile);
        mr_free(output);
        return (0);
    }
    build_partition_name(partition_name, drive, partno);
    if (partsize <= 0) {
        sprintf(tmp, "Partitioning device %s (max size)", partition_name);
    } else {
        sprintf(tmp, "Partitioning device %s (%lld MB)", partition_name,
                (long long) partsize / 1024);
    }
    update_progress_form(tmp);
    log_it(tmp);

    if (is_this_device_mounted(partition_name)) {
        sprintf(tmp, "%s is mounted, and should not be partitioned",
                partition_name);
        log_to_screen(tmp);
        mr_free(program);
        mr_free(partition_name);
        mr_free(tmp);
        mr_free(logfile);
        mr_free(output);
        return (1);
/*
    } else if (does_partition_exist(drive, partno)) {
        sprintf(tmp, "%s already has a partition", partition_name);
        log_to_screen(tmp);
        return (1);
*/
    }


    /*  sprintf(tmp,"Partitioning %s  ",partition_name); */
    /*  mvaddstr_and_log_it(g_currentY+1,30,tmp); */
    p = (char *) strrchr(partition_name, '/');
    sprintf(logfile, "/tmp/fdisk.log.%s", ++p);
    sprintf(program, "parted2fdisk %s >> %s 2>> %s", drive, MONDO_LOGFILE,
            MONDO_LOGFILE);

    /* BERLIOS: shoould not be called each time */
    part_table_fmt = which_partition_format(drive);
    output[0] = '\0';
    /* make it a primary/extended/logical */
    if (partno <= 4) {
        sprintf(output + strlen(output), "n\np\n%d\n", partno);
    } else {
        /* MBR needs an extended partition if more than 4 partitions */
        if (strcmp(part_table_fmt, "MBR") == 0) {
            if (partno == 5) {
                if (prev_partno >= 4) {
                    log_to_screen
                        ("You need to leave at least one partition free, for 'extended/logical'");
                    mr_free(program);
                    mr_free(partition_name);
                    mr_free(tmp);
                    mr_free(logfile);
                    mr_free(output);
                    return (1);
                } else {
                    sprintf(output + strlen(output), "n\ne\n%d\n\n\n",
                            prev_partno + 1);
                }
            }
            strcat(output + strlen(output), "n\nl\n");
        } else {
            /* GPT allows more than 4 primary partitions */
            sprintf(output + strlen(output), "n\np\n%d\n", partno);
        }
    }
    strcat(output + strlen(output), "\n");  /*start block (ENTER for next free blk */
    if (partsize > 0) {
        if (!strcmp(format, "7")) {
            mr_msg(1, "Adding 512K, just in case");
            partsize += 512;
        }
        sprintf(output + strlen(output), "+%lldK", (long long) (partsize));
    }
    strcat(output + strlen(output), "\n");
#if 0
/*
#endif
    sprintf(tmp,"PARTSIZE = +%ld",(long)partsize);
    log_it(tmp);
    log_it("---fdisk command---");
    log_it(output);
    log_it("---end of fdisk---");
#if 0
*/
#endif


    if (pout_to_fdisk) {
        mr_msg(1, "Doing the new all-in-one fdisk thing");
        mr_msg(1, "output = '%s'", output);
        fput_string_one_char_at_a_time(pout_to_fdisk, output);
        fput_string_one_char_at_a_time(pout_to_fdisk, "\n\np\n");
        strcpy(tmp, last_line_of_file(FDISK_LOG));
        if (strstr(tmp, " (m ")) {
            mr_msg(1, "Successfully created %s%d", drive, partno);
        } else {
            mr_msg(1, "last line = %s", tmp);
            mr_msg(1, "Failed to create %s%d; sending 'Enter'...", drive,
                    partno);
        }
        if (!retval) {
            mr_msg(1, "Trying to set %s%d's partition type now", drive,
                    partno);
            retval =
                set_partition_type(pout_to_fdisk, drive, partno, format,
                                   partsize);
            if (retval) {
                mr_msg(1, "Failed. Trying again...");
                retval =
                    set_partition_type(pout_to_fdisk, drive, partno,
                                       format, partsize);
            }
        }
        if (retval) {
            mr_msg(1, "...but failed to set type");
        }
    } else {
        strcat(output, "w\n\n");
        if (g_fprep) {
            fprintf(g_fprep, "echo \"%s\" | %s\n", output, program);
        }
        /* write to disk; close fdisk's stream */
        if (!(fout = popen(program, "w"))) {
            log_OS_error("can't popen-out to program");
        } else {
            fputs(output, fout);
            paranoid_pclose(fout);
        }
        if (!does_partition_exist(drive, partno) && partsize > 0) {
            log_it("Vaccum-packing");
            g_current_progress--;
            res =
                partition_device(pout_to_fdisk, drive, partno, prev_partno,
                                 format, -1);
            if (res) {
                sprintf(tmp, "Failed to vacuum-pack %s", partition_name);
                log_it(tmp);
                retval++;
            } else {
                retval = 0;
            }
        }
        if (does_partition_exist(drive, partno)) {
            retval =
                set_partition_type(pout_to_fdisk, drive, partno, format,
                                   partsize);
            if (retval) {
                sprintf(tmp, "Partitioned %s but failed to set its type",
                        partition_name);
                log_it(tmp);
            } else {
                if (partsize > 0) {
                    sprintf(tmp, "Partition %s created+configured OK",
                            partition_name);
                    log_to_screen(tmp);
                } else {
                    log_it("Returning from a successful vacuum-pack");
                }
            }
        } else {
            sprintf(tmp, "Failed to partition %s", partition_name);
            if (partsize > 0) {
                log_to_screen(tmp);
            } else {
                log_it(tmp);
            }
            retval++;
        }
    }
    g_current_progress++;
    log_it("partition_device() --- leaving");
    mr_free(program);
    mr_free(partition_name);
    mr_free(tmp);
    mr_free(logfile);
    mr_free(output);
    return (retval);
}



/**
 * Create all partitions listed in @p mountlist.
 * @param mountlist The mountlist to use to guide the partitioning.
 * @return The number of errors encountered (0 for success).
 * @note This sets the partition types but doesn't actually do the formatting.
 * Use format_everything() for that.
 */
int partition_everything(struct mountlist_itself *mountlist)
{
    /** int ************************************************************/
    int lino;
    int retval = 0;
    int i;
    int res;

    /** buffer *********************************************************/
    struct list_of_disks *drivelist;
    /*  struct mountlist_itself new_mtlist, *mountlist; */

    /** end ************************************************************/

    drivelist = mr_malloc(sizeof(struct list_of_disks));
    assert(mountlist != NULL);

    log_it("partition_everything() --- starting");
    mvaddstr_and_log_it(g_currentY, 0, "Partitioning hard drives      ");
    /*  mountlist=orig_mtlist; */
    if (mountlist_contains_raid_devices(mountlist)) {
        /*      mountlist=&new_mtlist; */
        /*      extrapolate_mountlist_to_include_raid_partitions(mountlist,orig_mtlist); */
        mr_msg(0,
                "Mountlist, including the partitions incorporated in RAID devices:-");
        for (i = 0; i < mountlist->entries; i++) {
            log_it(mountlist->el[i].device);
        }
        mr_msg(0, "End of mountlist.");
    }
    mr_msg(0, "Stopping all LVMs, just in case");
    if (!g_text_mode) {
        newtSuspend();
    }
    do_my_funky_lvm_stuff(TRUE, FALSE); // just remove old partitions
    if (!g_text_mode) {
        newtResume();
    }
    mr_msg(0, "Stopping all software RAID devices, just in case");
    stop_all_raid_devices(mountlist);
    mr_msg(0, "Done.");

/*  
    if (does_file_exist("/tmp/i-want-my-lvm"))
      {
        wipe_MBRs_and_reboot_if_necessary(mountlist); // i.e. if it wasn't done recently
      }
*/

    open_progress_form("Partitioning devices",
                       "I am now going to partition all your drives.",
                       "This should not take more than five minutes.", "",
                       mountlist->entries);

    make_list_of_drives_in_mountlist(mountlist, drivelist);

    /* partition each drive */
    for (lino = 0; lino < drivelist->entries; lino++) {
        res = partition_drive(mountlist, drivelist->el[lino].device);
        retval += res;
    }
    close_progress_form();
    if (retval) {
        mvaddstr_and_log_it(g_currentY++, 74, "Failed.");
        log_to_screen
            ("Errors occurred during the partitioning of your hard drives.");
    } else {
        mvaddstr_and_log_it(g_currentY++, 74, "Done.");
        paranoid_system("rm -f /tmp/fdisk*.log 2> /dev/null");
    }
    newtSuspend();
    system("clear");
    newtResume();
    mr_free(drivelist);
    return (retval);
}






/**
 * Set the type of partition number @p partno on @p drive to @p format.
 * @param drive The drive to change the type of a partition on.
 * @param partno The partition number on @p drive to change the type of.
 * @param format The filesystem type this partition will eventually contain.
 * @param partsize The size of this partition, in @e bytes (used for vfat
 * type calculations).
 * @return 0 for success, nonzero for failure.
 */
int set_partition_type(FILE * pout_to_fdisk, const char *drive, int partno,
                       const char *format, long long partsize)
{
    /** buffers *********************************************************/
    char *partition;
    char *command;
    char *output;
    char *tmp;
    char *partcode;
    char *logfile;

    /** pointers *********************************************************/
    char *p;
    FILE *fout;

    /** int **************************************************************/
    int res = 0;

    /** end **************************************************************/

    assert_string_is_neither_NULL_nor_zerolength(drive);
    assert(format != NULL);

    malloc_string(partition);
    malloc_string(command);
    malloc_string(output);
    malloc_string(tmp);
    malloc_string(partcode);
    malloc_string(logfile);

    build_partition_name(partition, drive, partno);
    p = (char *) strrchr(partition, '/');
    sprintf(logfile, "/tmp/fdisk-set-type.%s.log", ++p);
    if (strcmp(format, "swap") == 0) {
        strcpy(partcode, "82");
    } else if (strcmp(format, "vfat") == 0) {
        if (partsize / 1024 > 8192) {
            strcpy(partcode, "c");
        } else {
            strcpy(partcode, "b");
        }
    } else if (strcmp(format, "ext2") == 0
               || strcmp(format, "reiserfs") == 0
               || strcmp(format, "ext3") == 0 || strcmp(format, "xfs") == 0
               || strcmp(format, "jfs") == 0) {
        strcpy(partcode, "83");
    } else if (strcmp(format, "minix") == 0) {
        strcpy(partcode, "81");
    } else if (strcmp(format, "raid") == 0) {
        strcpy(partcode, "fd");
    } else if ((strcmp(format, "ufs") == 0)
               || (strcmp(format, "ffs") == 0)) {   /* raid autodetect */
        strcpy(partcode, "a5");
    } else if (strcmp(format, "lvm") == 0) {
        strcpy(partcode, "8e");
    } else if (format[0] == '\0') { /* LVM physical partition */
        partcode[0] = '\0';
    } else if (strlen(format) >= 1 && strlen(format) <= 2) {
        strcpy(partcode, format);
    } else {
        /* probably an image */
        sprintf(tmp,
                "Unknown format ('%s') - using supplied string anyway",
                format);
        mvaddstr_and_log_it(g_currentY++, 0, tmp);
#ifdef __FreeBSD__
        strcpy(partcode, format);   // was a5
#else
        strcpy(partcode, format);   // was 83
#endif
    }
    sprintf(tmp, "Setting %s's type to %s (%s)", partition, format,
            partcode);
    mr_msg(1, tmp);
    if (partcode[0] != '\0' && strcmp(partcode, "83")) {    /* no need to set type if 83: 83 is default */

        if (pout_to_fdisk) {
            res = 0;
            fput_string_one_char_at_a_time(pout_to_fdisk, "t\n");
            if (partno > 1
                || strstr(last_line_of_file(FDISK_LOG), " (1-4)")) {
                mr_msg(5, "Specifying partno (%d) - yay", partno);
                sprintf(tmp, "%d\n", partno);
                fput_string_one_char_at_a_time(pout_to_fdisk, tmp);
                mr_msg(5, "A - last line = '%s'",
                        last_line_of_file(FDISK_LOG));
            }

            sprintf(tmp, "%s\n", partcode);
            fput_string_one_char_at_a_time(pout_to_fdisk, tmp);
            mr_msg(5, "B - last line = '%s'",
                    last_line_of_file(FDISK_LOG));
            fput_string_one_char_at_a_time(pout_to_fdisk, "\n");
            mr_msg(5, "C - last line = '%s'",
                    last_line_of_file(FDISK_LOG));

            strcpy(tmp, last_line_of_file(FDISK_LOG));
            if (!strstr(tmp, " (m ")) {
                mr_msg(1, "last line = '%s'; part type set failed", tmp);
                res++;
                fput_string_one_char_at_a_time(pout_to_fdisk, "\n");
            }
            fput_string_one_char_at_a_time(pout_to_fdisk, "p\n");
        } else {
            sprintf(output, "t\n%d\n%s\n", partno, partcode);
            strcat(output, "w\n");
            sprintf(command, "parted2fdisk %s >> %s 2>> %s", drive,
                    MONDO_LOGFILE, MONDO_LOGFILE);
            mr_msg(5, "output = '%s'", output);
            mr_msg(5, "partno=%d; partcode=%s", partno, partcode);
            mr_msg(5, "command = '%s'", command);
            fout = popen(command, "w");
            if (!fout) {
                log_OS_error(command);
                res = 1;
            } else {
                res = 0;
                fprintf(fout, output);
                paranoid_pclose(fout);
            }
        }
        if (res) {
            log_OS_error(command);
        }
    }

    mr_free(partition);
    mr_free(command);
    mr_free(output);
    mr_free(tmp);
    mr_free(partcode);
    mr_free(logfile);

    return (res);
}


int start_raid_device(char *raid_device)
{
    /** int *************************************************************/
    int res;
    int retval = 0;

    /** buffers *********************************************************/
    char *program;

    /** end *************************************************************/

    assert_string_is_neither_NULL_nor_zerolength(raid_device);
    malloc_string(program);

#ifdef __FreeBSD__
    if (is_this_device_mounted(raid_device)) {
        log_it("Can't start %s when it's mounted!", raid_device);
        return 1;
    }
    sprintf(program, "vinum start -f %s", raid_device);
#else
    sprintf(program, "raidstart %s", raid_device);
#endif
    mr_msg(1, "program = %s", program);
    res = run_program_and_log_output(program, 1);
    if (g_fprep) {
        fprintf(g_fprep, "%s\n", program);
    }
    if (res) {
        mr_msg(1, "Warning - failed to start RAID device %s",
                raid_device);
    }
    retval += res;
    sleep(1);
    return (retval);
}



/**
 * Stop @p raid_device using @p raidstop.
 * @param raid_device The software RAID device to stop.
 * @return 0 for success, nonzero for failure.
 */
int stop_raid_device(char *raid_device)
{
    /** int *************************************************************/
    int res;
    int retval = 0;

    /** buffers *********************************************************/
    char *program;

    /** end *************************************************************/

    assert_string_is_neither_NULL_nor_zerolength(raid_device);
    malloc_string(program);

#ifdef __FreeBSD__
    if (is_this_device_mounted(raid_device)) {
        log_it("Can't stop %s when it's mounted!", raid_device);
        return 1;
    }
    sprintf(program, "vinum stop -f %s", raid_device);
#else
    // use raidstop if it exists, otherwise use mdadm
    if (run_program_and_log_output("which raidstop", FALSE)) {
        sprintf(program, "mdadm -S %s", raid_device);
    } else {
        sprintf(program, "raidstop %s", raid_device);
    }
#endif
    mr_msg(1, "program = %s", program);
    res = run_program_and_log_output(program, 1);
    if (g_fprep) {
        fprintf(g_fprep, "%s\n", program);
    }
    if (res) {
        mr_msg(1, "Warning - failed to stop RAID device %s", raid_device);
    }
    retval += res;
    return (retval);
}


int start_all_raid_devices(struct mountlist_itself *mountlist)
{
    int i;
    int retval = 0;
    int res;

    for (i = 0; i < mountlist->entries; i++) {
        if (!strncmp
            (mountlist->el[i].device, RAID_DEVICE_STUB,
             strlen(RAID_DEVICE_STUB))) {
            mr_msg(1, "Starting %s", mountlist->el[i].device);
            res = start_raid_device(mountlist->el[i].device);
            retval += res;
        }
    }
    if (retval) {
        mr_msg(1, "Started all s/w raid devices OK");
    } else {
        mr_msg(1, "Failed to start some/all s/w raid devices");
    }
    return (retval);
}

/**
 * Stop all software RAID devices listed in @p mountlist.
 * @param mountlist The mountlist to stop the RAID devices in.
 * @return The number of errors encountered (0 for success).
 * @bug @p mountlist is not used.
 */
int stop_all_raid_devices(struct mountlist_itself *mountlist)
{
    /** int *************************************************************/
    int retval = 0;
#ifndef __FreeBSD__
    int res;
#endif

    /** char ************************************************************/
    char *incoming;
#ifndef __FreeBSD__
    char *dev;
#endif
    /** pointers ********************************************************/
#ifndef __FreeBSD__
    char *p;
#endif
    FILE *fin;
    int i;

    /** end ****************************************************************/

    malloc_string(dev);
    malloc_string(incoming);
    assert(mountlist != NULL);

    for (i = 0; i < 3; i++) {
#ifdef __FreeBSD__
        fin =
            popen
            ("vinum list | grep '^[PVS]' | sed 's/S/1/;s/P/2/;s/V/3/' | sort | cut -d' ' -f2",
             "r");
        if (!fin) {
            mr_free(dev);
            mr_free(incoming);
            return (1);
        }
        for (fgets(incoming, MAX_STR_LEN - 1, fin); !feof(fin);
             fgets(incoming, MAX_STR_LEN - 1, fin)) {
            retval += stop_raid_device(incoming);
        }
#else
        fin = fopen("/proc/mdstat", "r");
        if (!fin) {
            log_OS_error("/proc/mdstat");
            mr_free(dev);
            mr_free(incoming);
            return (1);
        }
        for (fgets(incoming, MAX_STR_LEN - 1, fin); !feof(fin);
             fgets(incoming, MAX_STR_LEN - 1, fin)) {
            for (p = incoming;
                 *p != '\0' && (*p != 'm' || *(p + 1) != 'd'
                                || !isdigit(*(p + 2))); p++);
            if (*p != '\0') {
                sprintf(dev, "/dev/%s", p);
                for (p = dev; *p > 32; p++);
                *p = '\0';
                res = stop_raid_device(dev);
            }
        }
#endif
    }
    paranoid_fclose(fin);
    if (retval) {
        mr_msg(1, "Warning - unable to stop some RAID devices");
    }
    mr_free(dev);
    mr_free(incoming);
    system("sync");
    system("sync");
    system("sync");
    sleep(1);
    return (retval);
}



/**
 * Decide which command we need to use to format a device of type @p format.
 * @param format The filesystem type we are about to format.
 * @param program Where to put the binary name for this format.
 * @return 0 for success, nonzero for failure.
 */
int which_format_command_do_i_need(char *format, char *program)
{
    /** int *************************************************************/
    int res = 0;

    /** buffers *********************************************************/
    char *tmp;

    /** end ***************************************************************/

    malloc_string(tmp);
    assert_string_is_neither_NULL_nor_zerolength(format);
    assert(program != NULL);

    if (strcmp(format, "swap") == 0) {
#ifdef __FreeBSD__
        strcpy(program, "true");
#else
        strcpy(program, "mkswap");
#endif
    } else if (strcmp(format, "vfat") == 0) {
        strcpy(program, "format-and-kludge-vfat");
#ifndef __FreeBSD__
    } else if (strcmp(format, "reiserfs") == 0) {
        strcpy(program, "mkreiserfs -ff");
    } else if (strcmp(format, "xfs") == 0) {
        strcpy(program, "mkfs.xfs -f -q");
    } else if (strcmp(format, "jfs") == 0) {
        strcpy(program, "mkfs.jfs");
    } else if (strcmp(format, "ext3") == 0) {
        strcpy(program, "mkfs -t ext2 -F -j -q");
    } else if (strcmp(format, "minix") == 0) {
        strcpy(program, "mkfs.minix");
#endif
    } else if (strcmp(format, "ext2") == 0) {
        strcpy(program, "mke2fs -F -q");
    } else {
#ifdef __FreeBSD__
        sprintf(program, "newfs_%s", format);
#else
        sprintf(program, "mkfs -t %s -c", format);  // -c checks for bad blocks
#endif
        sprintf(tmp, "Unknown format (%s) - assuming '%s' will do", format,
                program);
        log_it(tmp);
        res = 0;
    }
    mr_free(tmp);
    return (res);
}


/**
 * Calculate the probable size of @p drive_name by adding up sizes in
 * @p mountlist.
 * @param mountlist The mountlist to use to calculate the size.
 * @param drive_name The drive to calculate the original size of.
 * @return The size of @p drive_name in kilobytes.
 */
long calc_orig_size_of_drive_from_mountlist(struct mountlist_itself
                                            *mountlist, char *drive_name)
{
    /** long ************************************************************/
    long original_size_of_drive;

    /** int *************************************************************/
    int partno;

    /** buffers *********************************************************/
    char *tmp;

    /** end *************************************************************/

    malloc_string(tmp);
    assert(mountlist != NULL);
    assert_string_is_neither_NULL_nor_zerolength(drive_name);

    for (original_size_of_drive = 0, partno = 0;
         partno < mountlist->entries; partno++) {
        if (strncmp
            (mountlist->el[partno].device, drive_name,
             strlen(drive_name)) == 0) {
            original_size_of_drive += mountlist->el[partno].size;
        } else {
            sprintf(tmp, "Skipping %s", mountlist->el[partno].device);
//                      log_to_screen(tmp);
        }
    }
    original_size_of_drive = original_size_of_drive / 1024;
    mr_free(tmp);
    return (original_size_of_drive);
}


/**
 * Resize a drive's entries in @p mountlist proportionately to fit its new size.
 * There are a few problems with this function:
 * - It won't work if there was any unallocated space on the user's hard drive
 *   when it was backed up.
 * - It won't work if the user's hard drive lies about its size (more common
 *   than you'd think).
 *
 * @param mountlist The mountlist to use for resizing @p drive_name.
 * @param drive_name The drive to resize.
 */
void resize_drive_proportionately_to_suit_new_drives(struct mountlist_itself
                                                     *mountlist,
                                                     char *drive_name)
{
    /**buffers **********************************************************/
    char *tmp;

    /** int *************************************************************/
    int partno, lastpart;
               /** remove driveno, noof_drives stan benoit apr 2002**/

    /** float ***********************************************************/
    float factor;
    float new_size;
//  float newcylinderno;

    /** long *************************************************************/
    long newsizL;
    long current_size_of_drive = 0;
    long original_size_of_drive = 0;
    long final_size;            /* all in Megabytes */
    struct mountlist_reference *drivemntlist;

    /** structures *******************************************************/

    /** end **************************************************************/

    malloc_string(tmp);
    assert(mountlist != NULL);
    assert_string_is_neither_NULL_nor_zerolength(drive_name);

    if (strlen(drive_name) >= strlen(RAID_DEVICE_STUB)) {
        if (strncmp(drive_name, RAID_DEVICE_STUB, strlen(RAID_DEVICE_STUB))
            == 0) {
            mr_free(tmp);
            return;
        }
    }

    /*
       sprintf (tmp, "cp -f %s %s.pre-resize", g_mountlist_fname, g_mountlist_fname);
       run_program_and_log_output (tmp, FALSE);
     */

    current_size_of_drive = get_phys_size_of_drive(drive_name);

    if (current_size_of_drive <= 0) {
        log_it("Not resizing to match %s - can't find drive", drive_name);
        mr_free(tmp);
        return;
    }
    sprintf(tmp, "Expanding entries to suit drive %s (%ld MB)", drive_name,
            current_size_of_drive);
    log_to_screen(tmp);

    drivemntlist = mr_malloc(sizeof(struct mountlist_reference));
    drivemntlist->el =
        mr_malloc(sizeof(struct mountlist_line *) * MAX_TAPECATALOG_ENTRIES);

    create_mountlist_for_drive(mountlist, drive_name, drivemntlist);

    for (partno = 0; partno < drivemntlist->entries; partno++) {
        original_size_of_drive += drivemntlist->el[partno]->size;
    }
    original_size_of_drive = original_size_of_drive / 1024;

    if (original_size_of_drive <= 0) {
        sprintf(tmp, "Cannot resize %s's entries. Drive not found.",
                drive_name);
        log_to_screen(tmp);
        mr_free(tmp);
        return;
    }
    factor =
        (float) (current_size_of_drive) / (float) (original_size_of_drive);
    sprintf(tmp, "Disk %s was %ld MB; is now %ld MB; factor = %f",
            drive_name, original_size_of_drive, current_size_of_drive,
            factor);
    log_to_screen(tmp);

    lastpart = drivemntlist->entries - 1;
    for (partno = 0; partno < drivemntlist->entries; partno++) {
        /* the 'atoi' thing is to make sure we don't try to resize _images_, whose formats will be numeric */
        if (!atoi(drivemntlist->el[partno]->format)) {
            new_size = (float) (drivemntlist->el[partno]->size) * factor;
        } else {
            new_size = drivemntlist->el[partno]->size;
        }

        if (!strcmp(drivemntlist->el[partno]->mountpoint, "image")) {
            mr_msg(1, "Skipping %s (%s) because it's an image",
                    drivemntlist->el[partno]->device,
                    drivemntlist->el[partno]->mountpoint);
            newsizL = (long) new_size;  // It looks wrong but it's not
        } else {
            newsizL = (long) new_size;
        }
        sprintf(tmp, "Changing %s from %lld KB to %ld KB",
                drivemntlist->el[partno]->device,
                drivemntlist->el[partno]->size, newsizL);
        log_to_screen(tmp);
        drivemntlist->el[partno]->size = newsizL;
    }
    final_size = get_phys_size_of_drive(drive_name);
    sprintf(tmp, "final_size = %ld MB", final_size);
    mr_free(tmp);
    log_to_screen(tmp);
}


/**
 * Resize all partitions in @p mountlist proportionately (each one
 * grows or shrinks by the same percentage) to fit them into the new
 * drives (presumably different from the old ones).
 * @param mountlist The mountlist to resize the drives in.
 */
void resize_mountlist_proportionately_to_suit_new_drives(struct mountlist_itself
                                                         *mountlist)
{
    /** buffers *********************************************************/
    struct list_of_disks *drivelist;

    /** int *************************************************************/
    int driveno;

    /** end *************************************************************/

    drivelist = mr_malloc(sizeof(struct list_of_disks));

    if (g_mountlist_fname[0] == '\0') {
        log_it
            ("resize_mountlist_prop...() - warning - mountlist fname is blank");
        log_it("That does NOT affect the functioning of this subroutine.");
        log_it("--- Hugo, 2002/11/20");
    }
    iamhere("Resizing mountlist");
    make_list_of_drives_in_mountlist(mountlist, drivelist);
    iamhere("Back from MLoDiM");
    for (driveno = 0; driveno < drivelist->entries; driveno++) {
        resize_drive_proportionately_to_suit_new_drives(mountlist,
                                                        drivelist->
                                                        el[driveno].
                                                        device);
    }
    log_to_screen("Mountlist adjusted to suit current hard drive(s)");
    mr_free(drivelist);
}

/**
 * Create a mountlist_reference structure for @p drive_name in @p mountlist.
 * @param mountlist The complete mountlist to get the drive references from.
 * @param drive_name The drive to put in @p drivemntlist.
 * @param drivemntlist The mountlist_reference structure to put the drive's entries in.
 * @note @p drivemntlist and @p drivemntlist->el must be allocated by the caller.
 * @author Ralph Grewe
 */
void create_mountlist_for_drive(struct mountlist_itself *mountlist,
                                char *drive_name,
                                struct mountlist_reference *drivemntlist)
{
    int partno;
    char *tmp_drive_name, *c;

    assert(mountlist != NULL);
    assert(drive_name != NULL);
    assert(drivemntlist != NULL);

    mr_msg(1, "Creating list of partitions for drive %s", drive_name);

    tmp_drive_name = strdup(drive_name);
    if (!tmp_drive_name)
        fatal_error("Out of memory");

    /* devfs devices? */
    c = strrchr(tmp_drive_name, '/');
    if (c && strncmp(c, "/disc", 5) == 0) {
        /* yup its devfs, change the "disc" to "part" so the existing code works */
        strcpy(c + 1, "part");
    }
    drivemntlist->entries = 0;
    for (partno = 0; partno < mountlist->entries; partno++) {
        if (strncmp
            (mountlist->el[partno].device, tmp_drive_name,
             strlen(tmp_drive_name)) == 0) {
            drivemntlist->el[drivemntlist->entries] =
                &mountlist->el[partno];
            drivemntlist->entries++;
        }
    }
    if (tmp_drive_name)
        mr_free(tmp_drive_name);
}

/* @} - end of prepGroup */