source: MondoRescue/branches/3.2/mondo/src/common/libmondo-archive.c@ 3430

/* libmondo-archive.c
   $Id: libmondo-archive.c 3430 2015-08-27 08:57:37Z bruno $

subroutines to handle the archiving of files
*/

/**
 * @file
 * Functions to handle backing up data.
 * This is the main file (at least the longest one) in libmondo.
 */

#include "my-stuff.h"
#include "mr_mem.h"
#include "mr_str.h"
#include "mondostructures.h"
#include "libmondo-string-EXT.h"
#include "libmondo-stream-EXT.h"
#include "libmondo-devices-EXT.h"
#include "libmondo-tools-EXT.h"
#include "libmondo-gui-EXT.h"
#include "libmondo-fork-EXT.h"
#include "libmondo-files-EXT.h"
#include "libmondo-filelist-EXT.h"
#include "libmondo-tools-EXT.h"
#include "libmondo-verify-EXT.h"
#include "libmondo-archive.h"
#include "lib-common-externs.h"
#include <sys/sem.h>
#include <sys/types.h>
#include <sys/ipc.h>
#include <stdarg.h>
#define DVDRWFORMAT 1



#ifndef _SEMUN_H
#define _SEMUN_H

    /**
     * The semaphore union, provided only in case the user's system doesn't.
     */
union semun {
    int val;
    struct semid_ds *buf;
    unsigned short int *array;
    struct seminfo *__buf;
};
#endif

/*@unused@*/
//static char cvsid[] = "$Id: libmondo-archive.c 3430 2015-08-27 08:57:37Z bruno $";
//
extern char *get_non_rewind_dev(char *);

/* *************************** external global vars ******************/
extern int g_current_media_number;
extern int g_currentY;
extern bool g_text_mode;
extern bool g_exiting;
extern long g_current_progress;
extern FILE *g_tape_stream;
extern long long g_tape_posK;
extern bool g_cd_recovery;
extern char *g_mondo_home;

/**
 * The serial string (used to differentiate between backups) of the current backup.
 */
char *g_serial_string = NULL;

extern char *g_getfacl;
extern char *g_getfattr;
extern char *MONDO_LOGFILE;

/* Reference to global bkpinfo */
extern struct s_bkpinfo *bkpinfo;


/**
 * @addtogroup globalGroup
 * @{
 */
/**
 * The current backup media type in use.
 */
t_bkptype g_backup_media_type = none;

/**
 * Incremented by each archival thread when it starts up. After that,
 * this is the number of threads running.
 */
int g_current_thread_no = 0;

/* @} - end of globalGroup */

extern int g_noof_rows;

/* Semaphore-related code */

static int set_semvalue(void);
static void del_semvalue(void);
static int semaphore_p(void);
static int semaphore_v(void);

static int g_sem_id;
static int g_sem_key;

/**
 * Initialize the semaphore.
 * @see del_semvalue
 * @see semaphore_p
 * @see semaphore_v
 * @return 1 for success, 0 for failure.
 */
static int set_semvalue(void)   // initializes semaphore
{
    union semun sem_union;
    sem_union.val = 1;
    if (semctl(g_sem_id, 0, SETVAL, sem_union) == -1) {
        return (0);
    }
    return (1);
}

/**
 * Frees (deletes) the semaphore. Failure is indicated by a log
 * message.
 * @see set_semvalue
 */
static void del_semvalue(void)  // deletes semaphore
{
    union semun sem_union;

    if (semctl(g_sem_id, 0, IPC_RMID, sem_union) == -1) {
        log_msg(3, "Failed to delete semaphore");
    }
}

/**
 * Acquire (increment) the semaphore (change status to P).
 * @return 1 for success, 0 for failure.
 * @see semaphore_v
 */
static int semaphore_p(void)    // changes status to 'P' (waiting)
{
    struct sembuf sem_b;

    sem_b.sem_num = 0;
    sem_b.sem_op = -1;          // P()
    sem_b.sem_flg = SEM_UNDO;
    if (semop(g_sem_id, &sem_b, 1) == -1) {
        log_msg(3, "semaphore_p failed");
        return (0);
    }
    return (1);
}

/**
 * Free (decrement) the semaphore (change status to V).
 * @return 1 for success, 0 for failure.
 */
static int semaphore_v(void)    // changes status to 'V' (free)
{
    struct sembuf sem_b;

    sem_b.sem_num = 0;
    sem_b.sem_op = 1;           // V()
    sem_b.sem_flg = SEM_UNDO;
    if (semop(g_sem_id, &sem_b, 1) == -1) {
        log_msg(3, "semaphore_v failed");
        return (0);
    }
    return (1);
}


//------------------------------------------------------


/**
 * Size in megabytes of the buffer afforded to the executable "buffer".
 * This figure is used when we calculate how much data we have probably 'lost'
 * when writing off the end of tape N, so that we can then figure out how much
 * data we must recreate & write to the start of tape N+1.
 */
extern int g_tape_buffer_size_MB;




int
archive_this_fileset_with_star(char *filelist, char *fname, int setno)
{
    int retval = 0;
    unsigned int res = 0;
    int tries = 0;
    char *command = NULL;
    char *tmp = NULL;
    char *p;


    if (!does_file_exist(filelist)) {
        log_to_screen("(archive_this_fileset) - filelist %s does not exist", filelist);
        return (1);
    }

    mr_asprintf(tmp, "echo hi > %s 2> /dev/null", fname);
    if (system(tmp)) {
        mr_free(tmp);
        fatal_error("Unable to write tarball to scratchdir");
    }
    paranoid_free(tmp);

    mr_asprintf(command, "star H=exustar list=%s -c -sparse " STAR_ACL_SZ " file=%s", filelist, fname);
    if (bkpinfo->use_lzo) {
        mr_free(command);
        fatal_error("Can't use lzop");
    }
    if (bkpinfo->compression_level > 0) {
        mr_strcat(command, " -bz");
    }
    mr_strcat(command, " 2>> %s", MONDO_LOGFILE);
    log_msg(4, "command = '%s'", command);

    for (res = 99, tries = 0; tries < 3 && res != 0; tries++) {
        log_msg(5, "command='%s'", command);
        res = system(command);
        mr_asprintf(tmp, "%s", last_line_of_file(MONDO_LOGFILE));
        log_msg(1, "res=%d; tmp='%s'", res, tmp);
        if (bkpinfo->use_star && (res == 254 || res == 65024)
            && strstr(tmp, "star: Processed all possible files")
            && tries > 0) {
            log_msg(1, "Star returned nonfatal error");
            res = 0;
        }
        mr_free(tmp);

        if (res) {
            log_OS_error(command);
            p = strstr(command, "-acl ");
            if (p) {
                p[0] = p[1] = p[2] = p[3] = ' ';
                log_msg(1, "new command = '%s'", command);
            } else {
                log_msg(3,
                        "Attempt #%d failed. Pausing 3 seconds and retrying...",
                        tries + 1);
                sleep(3);
            }
        }
    }
    mr_free(command);

    retval += res;
    if (retval) {
        log_msg(3, "Failed to write set %d", setno);
    } else if (tries > 1) {
        log_msg(3, "Succeeded in writing set %d, on try #%d", setno,
                tries);
    }
    return (retval);
}


/**
 * Call @c afio to archive the filelist @c filelist to the file @c fname.
 * 
 * @param bkpinfo The backup information structure. Fields used:
 * - @c compression_level
 * - @c scratchdir (only verifies existence)
 * - @c tmpdir (only verifies existence)
 * - @c zip_exe
 * - @c zip_suffix
 * @param filelist The path to a file containing a list of files to be archived
 * in this fileset.
 * @param fname The output file to archive to.
 * @param setno This fileset number.
 * @return The number of errors encountered (0 for success).
 * @ingroup LLarchiveGroup
 */
int
archive_this_fileset(char *filelist, char *fname, int setno)
{

    /*@ int *************************************************************** */
    int retval = 0;
    int res = 0;
    int tries = 0;
    /*
    int i = 0;
    static int free_ramdisk_space = 9999;
    */

    /*@ buffers ************************************************************ */
    char *command = NULL;
    char *zipparams = NULL;
    char *tmp = NULL;

    assert(bkpinfo != NULL);
    assert_string_is_neither_NULL_nor_zerolength(filelist);
    assert_string_is_neither_NULL_nor_zerolength(fname);

    if (bkpinfo->compression_level > 0 && bkpinfo->use_star) {
        return (archive_this_fileset_with_star(filelist, fname, setno));
    }

    if (!does_file_exist(filelist)) {
        log_to_screen("(archive_this_fileset) - filelist %s does not exist", filelist);
        return (1);
    }
    mr_asprintf(tmp, "echo hi > %s 2> /dev/null", fname);
    if (system(tmp)) {
        mr_free(tmp);
        fatal_error("Unable to write tarball to scratchdir");
    }
    mr_free(tmp);


    if (bkpinfo->compression_level > 0) {
        mr_asprintf(tmp, "%s/do-not-compress-these", g_mondo_home);
        //       -b %ld, TAPE_BLOCK_SIZE
        mr_asprintf(zipparams, "-Z -P %s -G %d -T 3k", bkpinfo->zip_exe, bkpinfo->compression_level);
        if (does_file_exist(tmp)) {
            mr_strcat(zipparams, " -E %s",tmp);
        } else {
            log_msg(3, "%s not found. Cannot exclude zipfiles, etc.", tmp);
        }
        mr_free(tmp);
    } else {
        mr_asprintf(zipparams, "");
    }

    if (!does_file_exist(bkpinfo->tmpdir)) {
        log_OS_error("tmpdir not found");
        fatal_error("tmpdir not found");
    }
    if (!does_file_exist(bkpinfo->scratchdir)) {
        log_OS_error("scratchdir not found");
        fatal_error("scratchdir not found");
    }
    mr_asprintf(command, "rm -f %s %s. %s.gz %s.%s", fname, fname, fname, fname, bkpinfo->zip_suffix);
    paranoid_system(command);
    mr_free(command);

    mr_asprintf(command, "afio -o -b %ld -M 16m %s %s < %s 2>> %s", TAPE_BLOCK_SIZE, zipparams, fname, filelist, MONDO_LOGFILE);
    mr_free(zipparams);

    mr_asprintf(tmp, "echo hi > %s 2> /dev/null", fname);
    if (system(tmp)) {
        mr_free(tmp);
        fatal_error("Unable to write tarball to scratchdir");
    }
    mr_free(tmp);

    for (res = 99, tries = 0; tries < 3 && res != 0; tries++) {
        log_msg(5, "command='%s'", command);
        res = system(command);
        if (res) {
            log_OS_error(command);
            log_msg(3,
                    "Attempt #%d failed. Pausing 3 seconds and retrying...",
                    tries + 1);
            sleep(3);
        }
    }
    paranoid_free(command);

    retval += res;
    if (retval) {
        log_msg(3, "Failed to write set %d", setno);
    } else if (tries > 1) {
        log_msg(3, "Succeeded in writing set %d, on try #%d", setno,
                tries);
    }

    return (retval);
}






/**
 * Wrapper function for all the backup commands.
 * Calls these other functions: @c prepare_filelist(),
 * @c call_filelist_chopper(), @c copy_mondo_and_mindi_stuff_to_scratchdir(),
 * @c call_mindi_to_supply_boot_disks(), @c do_that_initial_phase(),
 * @c make_those_afios_phase(), @c make_those_slices_phase(), and
 * @c do_that_final_phase(). If anything fails before @c do_that_initial_phase(),
 * @c fatal_error is called with a suitable message.
 * @param bkpinfo The backup information structure. Uses most fields.
 * @return The number of non-fatal errors encountered (0 for success).
 * @ingroup archiveGroup
 */
int backup_data()
{
    int retval = 0, res = 0;
    char *tmp = NULL;

    assert(bkpinfo != NULL);
    set_g_cdrom_and_g_dvd_to_bkpinfo_value();

    if (bkpinfo->backup_media_type == dvd) {
#ifdef DVDRWFORMAT
        if (!find_home_of_exe("dvd+rw-format")) {
            fatal_error("Cannot find dvd+rw-format. Please install it or fix your PATH.");
        }
#endif
        if (!find_home_of_exe("growisofs")) {
            fatal_error("Cannot find growisofs. Please install it or fix your PATH.");
        }
    }

    if ((res = prepare_filelist())) {   /* generate scratchdir/filelist.full */
        fatal_error("Failed to generate filelist catalog");
    }
    if (call_filelist_chopper()) {
        fatal_error("Failed to run filelist chopper");
    }

    mr_asprintf(tmp, "gzip -9 %s/archives/filelist.full", bkpinfo->scratchdir);
    if (run_program_and_log_output(tmp, 2)) {
        mr_free(tmp);
        fatal_error("Failed to gzip filelist.full");
    }
    mr_free(tmp);

    mr_asprintf(tmp, "cp -f %s/archives/*list*.gz %s", bkpinfo->scratchdir, bkpinfo->tmpdir);
    if (run_program_and_log_output(tmp, 2)) {
        mr_free(tmp);
        fatal_error("Failed to copy to tmpdir");
    }
    mr_free(tmp);

    copy_mondo_and_mindi_stuff_to_scratchdir(); // payload, too, if it exists
    if ((res = call_mindi_to_supply_boot_disks())) {
        fatal_error("Failed to generate boot+data disks");
    }
    retval += do_that_initial_phase();  // prepare
    mr_asprintf(tmp, "rm -f %s/images/*.iso", bkpinfo->scratchdir);
    run_program_and_log_output(tmp, 1);
    mr_free(tmp);

    retval += make_those_afios_phase(); // backup regular files
    retval += make_those_slices_phase();    // backup BIG files
    retval += do_that_final_phase();    // clean up
    log_msg(1, "Creation of archives... complete.");
    if (bkpinfo->verify_data) {
        sleep(2);
    }
    return (retval);
}




/**
 * Call Mindi to generate boot and data disks.
 * @note This binds correctly to the new Perl version of mindi.
 * @param bkpinfo The backup information structure. Fields used:
 * - @c backup_media_type
 * - @c boot_loader
 * - @c boot_device
 * - @c compression_level
 * - @c differential
 * - @c image_devs
 * - @c kernel_path
 * - @c make_cd_use_lilo
 * - @c media_device
 * - @c media_size
 * - @c nonbootable_backup
 * - @c scratchdir
 * - @c tmpdir
 * - @c use_lzo
 *
 * @return The number of errors encountered (0 for success)
 * @bug The code to automagically determine the boot drive
 * is messy and system-dependent. In particular, it breaks
 * for Linux RAID and LVM users.
 * @ingroup MLarchiveGroup
 */
int call_mindi_to_supply_boot_disks()
{
    /*@ buffer ************************************************************ */
    char *tmp = NULL;
    char *tmp1 = NULL;
    char *tmp2 = NULL;
    char *command = NULL;
    char *use_lzo_sz = NULL;
    char *use_gzip_sz = NULL;
    char *use_lzma_sz = NULL;
    char *use_comp_sz = NULL;
    char *use_star_sz = NULL;
    char *bootldr_str = NULL;
    char *bootldr_ver = NULL;
    char *boot_type = NULL;
    char *tape_device = NULL;
    char *last_filelist_number = NULL;
    char *broken_bios_sz = NULL;
    char *cd_recovery_sz = NULL;
    char *tape_size_sz = NULL;
    char *use_lilo_sz = NULL;   /* TODO: shared between LILO/ELILO */
    char *value = NULL;
    char *bootdev = NULL;
    char *ntapedev = NULL;



    /*@ char ************************************************************** */
    char ch = '\0';

    /*@ long     ********************************************************** */
    long lines_in_filelist = 0L;

    /*@ int     ************************************************************* */
    int res = 0;
    long estimated_total_noof_slices = 0L;

    assert(bkpinfo != NULL);

    mvaddstr_and_log_it(g_currentY, 0, "Calling MINDI to create boot+data disks");
    open_evalcall_form("Calling MINDI to create boot+data disks");
    mr_asprintf(tmp, "%s/filelist.full", bkpinfo->tmpdir);
    if (!does_file_exist(tmp)) {
        mr_free(tmp);
        mr_asprintf(tmp, "%s/tmpfs/filelist.full", bkpinfo->tmpdir);
        if (!does_file_exist(tmp)) {
            mr_free(tmp);
            fatal_error ("Cannot find filelist.full, so I cannot count its lines");
        }
    }
    lines_in_filelist = count_lines_in_file(tmp);
    mr_free(tmp);

    mr_asprintf(tmp, "%s/LAST-FILELIST-NUMBER", bkpinfo->tmpdir);
    mr_asprintf(last_filelist_number, "%s", last_line_of_file(tmp));
    mr_free(tmp);

    if (IS_THIS_A_STREAMING_BACKUP(bkpinfo->backup_media_type)) {
        mr_asprintf(tape_size_sz, "%ld", bkpinfo->media_size);
        ntapedev = get_non_rewind_dev(bkpinfo->media_device);
        if ((bkpinfo->use_obdr) && (ntapedev != NULL)) {
            strncpy(bkpinfo->media_device,ntapedev,(size_t)(MAX_STR_LEN / 4));
        } else {
            if (ntapedev == NULL) {
                log_it("Not able to create OBDR - Restore will have to be done manually");
            }
        }
        mr_free(ntapedev);
        mr_asprintf(tape_device, "%s", bkpinfo->media_device);
    } else {
        mr_asprintf(tape_size_sz, "%ld", 0L);;
        mr_asprintf(tape_device, "");
    }
    if (bkpinfo->use_lzo) {
        mr_asprintf(use_lzo_sz, "yes");
    } else {
        mr_asprintf(use_lzo_sz, "no");
    }
    if (bkpinfo->use_gzip) {
        mr_asprintf(use_gzip_sz, "yes");
    } else {
        mr_asprintf(use_gzip_sz, "no");
    }
    if (bkpinfo->use_lzma) {
        mr_asprintf(use_lzma_sz, "yes");
    } else {
        mr_asprintf(use_lzma_sz, "no");
    }
    if (bkpinfo->use_star) {
        mr_asprintf(use_star_sz, "yes");
    } else {
        mr_asprintf(use_star_sz, "no");
    }

    if (bkpinfo->compression_level > 0) {
        mr_asprintf(use_comp_sz, "yes");
    } else {
        mr_asprintf(use_comp_sz, "no");
    }

    mr_asprintf(broken_bios_sz, "yes"); /* assume so */
    if (g_cd_recovery) {
        mr_asprintf(cd_recovery_sz, "yes");
    } else {
        mr_asprintf(cd_recovery_sz, "no");
    }
    if (bkpinfo->make_cd_use_lilo) {
        mr_asprintf(use_lilo_sz, "yes");
    } else {
        mr_asprintf(use_lilo_sz, "no");
    }
    if (bkpinfo->boot_type == UEFI) {
        mr_asprintf(boot_type, "UEFI");
    } else if (bkpinfo->boot_type == EFI) {
        mr_asprintf(boot_type, "EFI");
    } else if (bkpinfo->boot_type == BIOS) {
        mr_asprintf(boot_type, "BIOS");
    } else {
        mr_asprintf(boot_type, "UNKNOWN");
    }

    update_evalcall_form(2);
    if (!bkpinfo->nonbootable_backup && (bkpinfo->boot_loader == '\0' || bkpinfo->boot_device == NULL)) {

#ifdef __FreeBSD__
        mr_asprintf(bootdev, "%s", call_program_and_get_last_line_of_output("mount | grep ' /boot ' | head -1 | cut -d' ' -f1 | sed 's/\\([0-9]\\).*/\\1/'"));
        if (!bootdev[0]) {
            mr_free(bootdev);
            mr_asprintf(bootdev, "%s", call_program_and_get_last_line_of_output("mount | grep ' / ' | head -1 | cut -d' ' -f1 | sed 's/\\([0-9]\\).*/\\1/'"));
        }
#else
        /* Linux */
#ifdef __IA64__
        mr_asprintf(bootdev, "%s", call_program_and_get_last_line_of_output("mount | grep ' /boot/efi ' | head -1 | cut -d' ' -f1 | sed 's/[0-9].*//'"));
#else
        mr_asprintf(bootdev, "%s", call_program_and_get_last_line_of_output("mount | grep ' /boot ' | head -1 | cut -d' ' -f1 | sed 's/[0-9].*//'"));
#endif
        if (strstr(bootdev, "/dev/cciss/")) {
            mr_free(bootdev);
#ifdef __IA64__
            mr_asprintf(bootdev, "%s", call_program_and_get_last_line_of_output("mount | grep ' /boot/efi ' | head -1 | cut -d' ' -f1 | cut -dp -f1"));
#else
            mr_asprintf(bootdev, "%s", call_program_and_get_last_line_of_output("mount | grep ' /boot ' | head -1 | cut -d' ' -f1 | cut -dp -f1"));
#endif
        }
        if (!bootdev[0]) {
            mr_free(bootdev);
            mr_asprintf(bootdev, "%s", call_program_and_get_last_line_of_output("mount | grep ' / ' | head -1 | cut -d' ' -f1 | sed 's/[0-9].*//'"));
            if (strstr(bootdev, "/dev/cciss/")) {
                mr_free(bootdev);
                mr_asprintf(bootdev, "%s", call_program_and_get_last_line_of_output("mount | grep ' / ' | head -1 | cut -d' ' -f1 | cut -dp -f1"));
            }
        }
        /* Linux */
#endif
        if (bootdev[0])
            ch = which_boot_loader(bootdev);
        else
            ch = 'U';
        if (bkpinfo->boot_loader != '\0') {
            log_msg(2, "User specified boot loader. It is '%c'.", bkpinfo->boot_loader);
        } else {
            bkpinfo->boot_loader = ch;
        }
        if (bkpinfo->boot_device != NULL) {
            log_msg(2, "User specified boot device. It is '%s'.", bkpinfo->boot_device);
        } else {
            mr_asprintf(bkpinfo->boot_device, "%s", bootdev);
        }
    }
    mr_free(bootdev);

    if (
#ifdef __FreeBSD__
           bkpinfo->boot_loader != 'B' && bkpinfo->boot_loader != 'D' &&
#endif
#ifdef __IA64__
           bkpinfo->boot_loader != 'E' &&
#endif
           bkpinfo->boot_loader != 'L' && bkpinfo->boot_loader != 'G' && bkpinfo->boot_loader != 'R' && !bkpinfo->nonbootable_backup) {
        fatal_error("Please specify your boot loader and device, e.g. -l GRUB -f /dev/hda. Type 'man mondoarchive' to read the manual.");
    }
    if (bkpinfo->boot_loader == 'L') {
        mr_asprintf(bootldr_str, "LILO");
        if (!does_file_exist("/etc/lilo.conf")) {
            mr_free(bootldr_str);
            fatal_error("The de facto standard location for your boot loader's config file is /etc/lilo.conf but I cannot find it there. What is wrong with your Linux distribution?");
        }
    } else if (bkpinfo->boot_loader == 'G') {
        mr_asprintf(bootldr_str, "GRUB");
        if (!does_file_exist("/boot/grub/menu.lst") && does_file_exist("/boot/grub/grub.conf")) {
            run_program_and_log_output("ln -sf /boot/grub/grub.conf /boot/grub/menu.lst", 5);
        }
        if ((!does_file_exist("/boot/grub/menu.lst")) && (!does_file_exist("/boot/grub/grub.cfg")) && (!does_file_exist("/boot/grub2/grub.cfg"))) {
            /* if UEFI then search under /boot/efi */
            mr_asprintf(tmp, "%s", call_program_and_get_last_line_of_output("find /boot/efi -name grub.c*"));
            if (strstr(tmp, "grub.c") == NULL) {
                mr_free(bootldr_str);
                fatal_error("The de facto standard location for your boot loader's config file is /boot/grub/menu.lst, /boot/grub/grub.cfg, or /boot/grub2/grub.cfg /boot/efi/.../grub.cfg but I cannot find it there. What is wrong with your Linux distribution?");
            }
        }
        mr_asprintf(bootldr_ver, "%s", call_program_and_get_last_line_of_output("grub --version 2> /dev/null"));
        if (strcmp(bootldr_ver,"") ==0) {
            mr_free(bootldr_ver);
            mr_asprintf(bootldr_ver, "%s", call_program_and_get_last_line_of_output("grub2-install --version"));
        }
    } else if (bkpinfo->boot_loader == 'E') {
        mr_asprintf(bootldr_str, "ELILO");
        /* TODO: fix it for Debian, Mageia, ... */
        if (!does_file_exist("/etc/elilo.conf") && does_file_exist("/boot/efi/efi/redhat/elilo.conf")) {
            run_program_and_log_output("ln -sf /boot/efi/efi/redhat/elilo.conf /etc/elilo.conf", 5);
        }
        if (!does_file_exist("/etc/elilo.conf") && does_file_exist("/boot/efi/efi/SuSE/elilo.conf")) {
            run_program_and_log_output("ln -sf /boot/efi/efi/SuSE/elilo.conf /etc/elilo.conf", 5);
        }
        if (!does_file_exist("/etc/elilo.conf") && does_file_exist("/boot/efi/efi/debian/elilo.conf")) {
            run_program_and_log_output ("ln -sf /boot/efi/efi/debian/elilo.conf /etc/elilo.conf", 5);
        }
        if (!does_file_exist("/etc/elilo.conf") && does_file_exist("/boot/efi/debian/elilo.conf")) {
            run_program_and_log_output ("ln -sf /boot/efi/debian/elilo.conf /etc/elilo.conf", 5);
        }
        if (!does_file_exist("/etc/elilo.conf")) {
            mr_free(bootldr_str);
            fatal_error("The de facto mondo standard location for your boot loader's config file is /etc/elilo.conf but I cannot find it there. What is wrong with your Linux distribution? Try finding it under /boot/efi and do 'ln -s /boot/efi/..../elilo.conf /etc/elilo.conf'");
        }
    } else if (bkpinfo->boot_loader == 'R') {
        mr_asprintf(bootldr_str, "RAW");
    }
#ifdef __FreeBSD__
    else if (bkpinfo->boot_loader == 'D') {
        mr_asprintf(bootldr_str, "DD");
    }

    else if (bkpinfo->boot_loader == 'B') {
        mr_asprintf(bootldr_str, "BOOT0");
    }
#endif
    else {
        mr_asprintf(bootldr_str, "unknown");
    }
    log_to_screen("Your boot loader is %s and it boots from %s", bootldr_str, bkpinfo->boot_device);

    if (bootldr_ver != NULL) {
        log_to_screen("Boot loader version string: %s", bootldr_ver);
    }

    mr_asprintf(tmp, "%s/BOOTLOADER.DEVICE", bkpinfo->tmpdir);
    if (write_one_liner_data_file(tmp, bkpinfo->boot_device)) {
        log_msg(1, "%ld: Unable to write one-liner boot device", __LINE__);
    }
    mr_free(tmp);

    switch (bkpinfo->backup_media_type) {
    case cdr:
        mr_asprintf(value, "cdr");
        break;
    case cdrw:
        mr_asprintf(value, "cdrw");
        break;
    case cdstream:
        mr_asprintf(value, "cdstream");
        break;
    case tape:
        mr_asprintf(value, "tape");
        break;
    case udev:
        mr_asprintf(value, "udev");
        break;
    case iso:
        mr_asprintf(value, "iso");
        break;
    case netfs:
        mr_asprintf(value, "netfs");
        break;
    case dvd:
        mr_asprintf(value, "dvd");
        break;
    case usb:
        mr_asprintf(value, "usb");
        break;
    default:
        fatal_error("Unknown backup_media_type");
    }

    if ((bkpinfo->backup_media_type == usb) && (bkpinfo->media_device)) {
        mr_asprintf(tmp2, "--usb %s", bkpinfo->media_device);
    } else {
        mr_asprintf(tmp2," ");
    }

    mr_asprintf(tmp, "%s/BACKUP-MEDIA-TYPE", bkpinfo->tmpdir);
    if (write_one_liner_data_file(tmp, value)) {
        res++;
        log_msg(1, "%ld: Unable to write one-liner backup-media-type", __LINE__);
    }
    mr_free(tmp);

    mr_asprintf(tmp, "%s/BOOTLOADER.NAME", bkpinfo->tmpdir);
    if (write_one_liner_data_file(tmp, bootldr_str)) {
        res++;
        log_msg(1, "%ld: Unable to write one-liner bootloader.name", __LINE__);
    }
    mr_free(bootldr_str);
    mr_free(tmp);

    mr_asprintf(tmp, "%s/BOOTLOADER.VER", bkpinfo->tmpdir);
    if (write_one_liner_data_file(tmp, bootldr_ver)) {
        res++;
        log_msg(1, "%ld: Unable to write one-liner bootloader.ver",
                __LINE__);
    }
    mr_free(bootldr_ver);
    mr_free(tmp);

    mr_asprintf(tmp, "%s/DIFFERENTIAL", bkpinfo->tmpdir);
    if (bkpinfo->differential) {
        res += write_one_liner_data_file(tmp, "1");
    } else {
        res += write_one_liner_data_file(tmp, "0");
    }
    mr_free(tmp);

    if (g_getfattr) {
        mr_asprintf(tmp1, "%s/XATTR", bkpinfo->tmpdir);
        if (write_one_liner_data_file(tmp1, "TRUE")) {
            log_msg(1, "%ld: Unable to write one-liner XATTR", __LINE__);
        }
        mr_free(tmp1);
    }
    if (g_getfacl) {
        mr_asprintf(tmp1, "%s/ACL", bkpinfo->tmpdir);
        if (write_one_liner_data_file(tmp1, "TRUE")) {
            log_msg(1, "%ld: Unable to write one-liner ACL", __LINE__);
        }
        mr_free(tmp1);
    }
    if (bkpinfo->use_obdr) {
        mr_asprintf(tmp1, "%s/OBDR", bkpinfo->tmpdir);
        if (write_one_liner_data_file(tmp1, "TRUE")) {
            log_msg(1, "%ld: Unable to write one-liner OBDR", __LINE__);
        }
        mr_free(tmp1);
    }

    estimated_total_noof_slices = size_of_all_biggiefiles_K() / bkpinfo->optimal_set_size + 1L;

    /* TODO: add netfs stuff here? */
    mr_asprintf(command, "mkdir -p %s/images", bkpinfo->scratchdir);
    if (system(command)) {
        res++;
        log_OS_error("Unable to make images directory");
    }
    mr_free(command);
    log_msg(1, "lines_in_filelist = %ld", lines_in_filelist);
    update_evalcall_form(3);

    mr_asprintf(command, "mindi %s --custom %s %s/images '%s' '%s' '%s' '%ld' '%s' '%s' '%s' '%s' '%s' '%ld' '%s' '%s' '%s' '%s' '%ld' '%d' '%s' '%s' '%s' '%s' 2>&1 >> %s",
            //          1           2   3          4   5    6     7     8    9   10   11   12   13    14   15   16   17   18    19   20   21  22    23         24
            tmp2,           // parameter #1
            bkpinfo->tmpdir,    // parameter #2
            bkpinfo->scratchdir,    // parameter #3
            bkpinfo->kernel_path,   // parameter #4
            tape_device,        // parameter #5
            tape_size_sz,       // parameter #6
            lines_in_filelist,  // parameter #7 (INT)
            use_lzo_sz,     // parameter #8
            cd_recovery_sz,     // parameter #9
            (bkpinfo->image_devs == NULL) ? "\"\"" : bkpinfo->image_devs,   
                        // parameter #10
            broken_bios_sz,     // parameter #11
            last_filelist_number,   // parameter #12 (STRING)
            estimated_total_noof_slices,    
                        // parameter #13 (INT)
            (bkpinfo->exclude_devs == NULL) ? "\"\"" : bkpinfo->exclude_devs,   
                        // parameter #14
            use_comp_sz,        // parameter #15
            use_lilo_sz,        // parameter #16
            use_star_sz,        // parameter #17
            bkpinfo->internal_tape_block_size,  
                        // parameter #18 (LONG)
            bkpinfo->differential,  // parameter #19 (INT)
            use_gzip_sz,        // parameter #20 (STRING)
            use_lzma_sz,        // parameter #21 (STRING)
            "no",           // parameter #22 (STRING) bootable image ?
            boot_type,      // parameter #23 (STRING)
            MINDI_RUNFILE       // redirect to log file (#24)
            );

    mr_free(tmp2);
    mr_free(tape_device);
    mr_free(tape_size_sz);
    mr_free(use_lzo_sz);
    mr_free(boot_type);
    mr_free(cd_recovery_sz);
    mr_free(broken_bios_sz);
    mr_free(last_filelist_number);
    mr_free(use_comp_sz);
    mr_free(use_lilo_sz);
    mr_free(use_star_sz);
    mr_free(use_gzip_sz);
    mr_free(use_lzma_sz);
    mr_free(value);

    /* This parameter is always the last one and optional */
    if (bkpinfo->nonbootable_backup) {
        mr_strcat(command, " NONBOOTABLE");
    }
    log_msg(2, command);

    // TODO old call :
    //res = run_program_and_log_output(command, FALSE);
    log_msg(1, "Call to mindi");
    log_msg(1, "-------------");
    res = run_external_binary_with_percentage_indicator_NEW("Calling MINDI for boot disk",command);
    /* May crash now that we changed the call
    update_evalcall_form(99);
    */
    paranoid_free(command);
    log_msg(1, "-------------");
    log_msg(1, "End of call to mindi");

    if (bkpinfo->nonbootable_backup) {
        res = 0;
    }                           // hack
    if (!res) {
        log_to_screen("Boot+data disks were created OK");
        mr_asprintf(command, "cp -f %s/images/mindi.iso %s/mondorescue.iso", bkpinfo->scratchdir, MINDI_CACHE);
        log_msg(2, command);
        run_program_and_log_output(command, FALSE);
        mr_free(command);

        if (bkpinfo->nonbootable_backup) {
            mr_asprintf(command, "cp -f %s/all.tar.gz %s/images", bkpinfo->tmpdir, bkpinfo->scratchdir);
            if (system(command)) {
                mr_free(command);
                fatal_error("Unable to create temporary all tarball");
            }
            mr_free(command);
        }
        /* For USB we already have everything on the key */
        if (bkpinfo->backup_media_type == usb) {
            mr_asprintf(command, "rm -rf %s/images", bkpinfo->scratchdir);
            run_program_and_log_output(command, FALSE);
            mr_free(command);
        } else {
            mr_asprintf(tmp, "cp -f %s/images/all.tar.gz %s", bkpinfo->scratchdir, bkpinfo->tmpdir);
            if (system(tmp)) {
                fatal_error("Cannot find all.tar.gz in tmpdir");
            }
            mr_free(tmp);
        }
        if (res) {
            mvaddstr_and_log_it(g_currentY++, 74, "Errors.");
        } else {
            mvaddstr_and_log_it(g_currentY++, 74, "Done.");
        }
    } else {
        log_to_screen("Mindi failed to create your boot+data disks.");
        mr_asprintf(command, "grep 'Fatal error' %s", MINDI_LOGFILE);
        mr_asprintf(tmp, "%s", call_program_and_get_last_line_of_output(command));
        mr_free(command);

        if (strlen(tmp) > 1) {
            popup_and_OK(tmp);
        }
        mr_free(tmp);
    }
    close_evalcall_form();
    return (res);
}



/**
 * Maximum number of filesets allowed in this function.
 */
#define MAX_NOOF_SETS_HERE 32767

/**
 * Offset of the bkpinfo pointer (in bytes) from the
 * buffer passed to create_afio_files_in_background.
 */
#define BKPINFO_LOC_OFFSET (16+MAX_NOOF_SETS_HERE/8+16)

/**
 * Main function for each @c afio thread.
 * @param inbuf A transfer block containing:
 * - @c p_last_set_archived: [offset 0] pointer to an @c int
 *   containing the last set archived.
 * - @c p_archival_threads_running: [offset 4] pointer to an @c int
 *   containing the number of archival threads currently running.
 * - @c p_next_set_to_archive: [offset 8] pointer to an @c int containing
 *   the next set that should be archived.
 * - @c p_list_of_fileset_flags: [offset 12] @c char pointer pointing to a
 *   bit array, where each bit corresponds to a filelist (1=needs
 *   to be archived, 0=archived).
 * - @c bkpinfo: [offset BKPINFO_LOC_OFFSET] pointer to backup information
 *   structure. Fields used:
 *   - @c tmpdir
 *   - @c zip_suffix
 *
 * Any of the above may be modified by the caller at any time.
 *
 * @bug Assumes @c int pointers are 4 bytes.
 * @see archive_this_fileset
 * @see make_afioballs_and_images
 * @return NULL, always.
 * @ingroup LLarchiveGroup
 */
void *create_afio_files_in_background(void *inbuf)
{
    long int archiving_set_no = 0L;
    char *archiving_filelist_fname = NULL;
    char *archiving_afioball_fname = NULL;
    char *curr_xattr_list_fname = NULL;
    char *curr_acl_list_fname = NULL;

    char *tmp = NULL;
    int res = 0, retval = 0;
    int *p_archival_threads_running;
    int *p_last_set_archived;
    int *p_next_set_to_archive;
    char *p_list_of_fileset_flags;
    int this_thread_no = g_current_thread_no++;

    p_last_set_archived = (int *) inbuf;
    p_archival_threads_running = (int *) (inbuf + 4);
    p_next_set_to_archive = (int *) (inbuf + 8);
    p_list_of_fileset_flags = (char *) (inbuf + 12);

    mr_asprintf(archiving_filelist_fname, FILELIST_FNAME_RAW_SZ, bkpinfo->tmpdir, 0L);

    while (does_file_exist(archiving_filelist_fname)) {
        if (g_exiting) {
            mr_free(archiving_filelist_fname);
            fatal_error("Execution run aborted (pthread)");
        }
        if (archiving_set_no >= MAX_NOOF_SETS_HERE) {
            mr_free(archiving_filelist_fname);
            fatal_error("Maximum number of filesets exceeded. Adjust MAX_NOOF_SETS_HERE, please.");
        }
        if (!semaphore_p()) {
            log_msg(3, "P sem failed (pid=%d)", (int) getpid());
            mr_free(archiving_filelist_fname);
            fatal_error("Cannot get semaphore P");
        }
        if (archiving_set_no < *p_next_set_to_archive) {
            archiving_set_no = *p_next_set_to_archive;
        }
        *p_next_set_to_archive = *p_next_set_to_archive + 1;
        if (!semaphore_v()) {
            mr_free(archiving_filelist_fname);
            fatal_error("Cannot get semaphore V");
        }

        /* backup this set of files */
        mr_asprintf(archiving_afioball_fname, AFIOBALL_FNAME_RAW_SZ, bkpinfo->tmpdir, archiving_set_no, bkpinfo->zip_suffix);
        mr_free(archiving_filelist_fname);
        mr_asprintf(archiving_filelist_fname, FILELIST_FNAME_RAW_SZ, bkpinfo->tmpdir, archiving_set_no);
        if (!does_file_exist(archiving_filelist_fname)) {
            log_msg(3, "%s[%d:%d] - well, I would archive %d, except that it doesn't exist. I'll stop now.", FORTY_SPACES, getpid(), this_thread_no, archiving_set_no);
            mr_free(archiving_afioball_fname);
            break;
        }

        mr_asprintf(tmp, AFIOBALL_FNAME_RAW_SZ, bkpinfo->tmpdir, archiving_set_no - ARCH_BUFFER_NUM, bkpinfo->zip_suffix);
        if (does_file_exist(tmp)) {
            log_msg(4, "%s[%d:%d] - waiting for storer", FORTY_SPACES, getpid(), this_thread_no);
            while (does_file_exist(tmp)) {
                sleep(1);
            }
            log_msg(4, "[%d] - continuing", getpid());
        }
        mr_free(tmp);

        log_msg(4, "%s[%d:%d] - EXATing %d...", FORTY_SPACES, getpid(), this_thread_no, archiving_set_no);

        if (g_getfattr) {
            mr_asprintf(curr_xattr_list_fname, XATTR_LIST_FNAME_RAW_SZ, bkpinfo->tmpdir, archiving_set_no);
            get_fattr_list(archiving_filelist_fname, curr_xattr_list_fname);
            mr_free(curr_xattr_list_fname);
        }
        if (g_getfacl) {
            mr_asprintf(curr_acl_list_fname, ACL_LIST_FNAME_RAW_SZ, bkpinfo->tmpdir, archiving_set_no);
            get_acl_list(archiving_filelist_fname, curr_acl_list_fname);
            mr_free(curr_acl_list_fname);
        }

        log_msg(4, "%s[%d:%d] - archiving %d...", FORTY_SPACES, getpid(), this_thread_no, archiving_set_no);
        res = archive_this_fileset(archiving_filelist_fname, archiving_afioball_fname, archiving_set_no);
        mr_free(archiving_afioball_fname);

        retval += res;

        if (res) {
            log_to_screen("Errors occurred while archiving set %ld. Please review logs.", archiving_set_no);
        }

        if (!semaphore_p()) {
            mr_free(archiving_filelist_fname);
            fatal_error("Cannot get semaphore P");
        }

        set_bit_N_of_array(p_list_of_fileset_flags, archiving_set_no, 5);

        if (*p_last_set_archived < archiving_set_no) {
            *p_last_set_archived = archiving_set_no;
        }                       // finished archiving this one

        if (!semaphore_v()) {
            mr_free(archiving_filelist_fname);
            fatal_error("Cannot get semaphore V");
        }
        log_msg(4, "%s[%d:%d] - archived %d OK", FORTY_SPACES, getpid(), this_thread_no, archiving_set_no);
        archiving_set_no++;

        mr_free(archiving_filelist_fname);
        mr_asprintf(archiving_filelist_fname, FILELIST_FNAME_RAW_SZ, bkpinfo->tmpdir, archiving_set_no);
    }
    mr_free(archiving_filelist_fname);

    if (!semaphore_p()) {
        fatal_error("Cannot get semaphore P");
    }
    (*p_archival_threads_running)--;
    if (!semaphore_v()) {
        fatal_error("Cannot get semaphore V");
    }
    log_msg(3, "%s[%d:%d] - exiting", FORTY_SPACES, getpid(), this_thread_no);
    pthread_exit(NULL);
}





/**
 * Finalize the backup.
 * For streaming backups, this writes the closing block
 * to the stream. For CD-based backups, this creates
 * the final ISO image.
 * @param bkpinfo The backup information structure, used only
 * for the @c backup_media_type.
 * @ingroup MLarchiveGroup
 */
int do_that_final_phase()
{

    /*@ int ************************************** */
    int res = 0;
    int retval = 0;

    /*@ buffers ********************************** */

    assert(bkpinfo != NULL);
    mvaddstr_and_log_it(g_currentY, 0,
                        "Writing any remaining data to media         ");

    log_msg(1, "Closing tape/CD/USB ... ");
    if (IS_THIS_A_STREAMING_BACKUP(bkpinfo->backup_media_type)) {
        /* write tape/cdstream */
        closeout_tape();
    } else {
        /* write final ISO/USB */
        res = write_final_iso_if_necessary();
        retval += res;
        if (res) {
            log_msg(1, "write_final_iso_if_necessary returned an error");
        }
    }
    log_msg(2, "Fork is exiting ... ");

    mvaddstr_and_log_it(g_currentY++, 74, "Done.");

    /* final stuff */
    if (retval) {
        mvaddstr_and_log_it(g_currentY++, 74, "Errors.");
    } else {
        mvaddstr_and_log_it(g_currentY++, 74, "Done.");
    }

    return (retval);
}


/**
 * Initialize the backup.
 * Does the following:
 * - Sets up the serial number.
 * - For streaming backups, opens the tape stream and writes the data disks
 *   and backup headers.
 * - For CD-based backups, wipes the ISOs in the target directory.
 *
 * @param bkpinfo The backup information structure. Fields used:
 * - @c backup_media_type
 * - @c cdrw_speed
 * - @c prefix
 * - @c isodir
 * - @c media_device
 * - @c scratchdir
 * - @c tmpdir
 * @return The number of errors encountered (0 for success).
 * @ingroup MLarchiveGroup
 */
int do_that_initial_phase() {
    /*@ int *************************************** */
    int retval = 0;

    /*@ buffers *********************************** */
    char *command = NULL;
    char *tmpfile = NULL;
    char *data_disks_file = NULL;

    assert(bkpinfo != NULL);
    mr_asprintf(data_disks_file, "%s/all.tar.gz", bkpinfo->tmpdir);

    snprintf(g_serial_string, MAX_STR_LEN - 8, "%s", call_program_and_get_last_line_of_output("dd if=/dev/urandom bs=16 count=1 2> /dev/null | hexdump | tr -s ' ' '0' | head -n1"));
    strip_spaces(g_serial_string);
    strcat(g_serial_string, "...word.");
    log_msg(2, "g_serial_string = '%s'", g_serial_string);
    assert(strlen(g_serial_string) < MAX_STR_LEN);

    mr_asprintf(tmpfile, "%s/archives/SERIAL-STRING", bkpinfo->scratchdir);
    if (write_one_liner_data_file(tmpfile, g_serial_string)) {
        log_msg(1, "%ld: Failed to write serial string", __LINE__);
    }
    mr_free(tmpfile);

    mvaddstr_and_log_it(g_currentY, 0, "Preparing to archive your data");
    if (IS_THIS_A_STREAMING_BACKUP(bkpinfo->backup_media_type)) {
        if (bkpinfo->backup_media_type == cdstream) {
            openout_cdstream(bkpinfo->media_device, bkpinfo->cdrw_speed);
        } else {
            openout_tape(); /* sets g_tape_stream */
        }
        if (!g_tape_stream) {
            fatal_error("Cannot open backup (streaming) device");
        }
        log_msg(1, "Backup (stream) opened OK");
        write_data_disks_to_stream(data_disks_file);
    } else {
        if (bkpinfo->backup_media_type == usb) {
            log_msg(1, "Backing up to USB's");
        } else {
            log_msg(1, "Backing up to CD's");
        }
    }
    mr_free(data_disks_file);

    if (bkpinfo->netfs_remote_dir != NULL) {
        mr_asprintf(command, "rm -f %s/%s/%s-[1-9]*.iso", bkpinfo->isodir, bkpinfo->netfs_remote_dir, bkpinfo->prefix);
    } else {
        mr_asprintf(command, "rm -f %s/%s-[1-9]*.iso", bkpinfo->isodir, bkpinfo->prefix);
    }
    paranoid_system(command);
    mr_free(command);

    wipe_archives(bkpinfo->scratchdir);
    mvaddstr_and_log_it(g_currentY++, 74, "Done.");
    if (IS_THIS_A_STREAMING_BACKUP(bkpinfo->backup_media_type)) {
        write_header_block_to_stream((off_t)0, "start-of-tape", BLK_START_OF_TAPE);
        write_header_block_to_stream((off_t)0, "start-of-backup", BLK_START_OF_BACKUP);
    }
    return (retval);
}


/**
 * Get the <tt>N</tt>th bit of @c array.
 * @param array The bit-array (as a @c char pointer).
 * @param N The number of the bit you want.
 * @return TRUE (bit is set) or FALSE (bit is not set).
 * @see set_bit_N_of_array
 * @ingroup utilityGroup
 */
bool get_bit_N_of_array(char *array, int N)
{
    int element_number;
    int bit_number;
    int mask;

    element_number = N / 8;
    bit_number = N % 8;
    mask = 1 << bit_number;
    if (array[element_number] & mask) {
        return (TRUE);
    } else {
        return (FALSE);
    }
}









/**
 * @addtogroup LLarchiveGroup
 * @{
 */
/**
 * Start up threads to archive your files.
 *
 * This function starts @c ARCH_THREADS threads,
 * each starting execution in @c create_afio_files_in_background().
 * Each thread will archive individual filesets, based on the
 * pointers passed to it and continually updated, until all files
 * have been backed up. This function coordinates the threads
 * and copies their output to the @c scratchdir.
 *
 * @param bkpinfo The backup information structure. Fields used:
 * - @c backup_media_type
 * - @c scratchdir
 * - @c tmpdir
 * - @c zip_suffix
 *
 * @return The number of errors encountered (0 for success)
 */
int make_afioballs_and_images()
{

    /*@ int ************************************************** */
    int retval = 0;
    long int storing_set_no = 0;
    int res = 0;
    bool done_storing = FALSE;
    char *result_str;
    char *transfer_block;
    void *vp;
    void **pvp;

    /*@ buffers ********************************************** */
    char *storing_filelist_fname = NULL;
    char *storing_afioball_fname = NULL;
    char *tmp = NULL;
    char *media_usage_comment = NULL;
    pthread_t archival_thread[ARCH_THREADS];
    char *p_list_of_fileset_flags;
    int *p_archival_threads_running;
    int *p_last_set_archived;
    int *p_next_set_to_archive;
    int noof_threads;
    int i;
    char *curr_xattr_list_fname = NULL;
    char *curr_acl_list_fname = NULL;
    int misc_counter_that_is_not_important = 0;

    log_msg(8, "here");
    assert(bkpinfo != NULL);
    malloc_string(result_str);
    transfer_block = malloc(sizeof(struct s_bkpinfo) + BKPINFO_LOC_OFFSET + 64);
    memset((void *) transfer_block, 0, sizeof(struct s_bkpinfo) + BKPINFO_LOC_OFFSET + 64);
    p_last_set_archived = (int *) transfer_block;
    p_archival_threads_running = (int *) (transfer_block + 4);
    p_next_set_to_archive = (int *) (transfer_block + 8);
    p_list_of_fileset_flags = (char *) (transfer_block + 12);
    memcpy((void *) (transfer_block + BKPINFO_LOC_OFFSET), (void *) bkpinfo, sizeof(struct s_bkpinfo));
    pvp = &vp;
    vp = (void *) result_str;
    *p_archival_threads_running = 0;
    *p_last_set_archived = -1;
    *p_next_set_to_archive = 0;
    log_to_screen("Archiving regular files");
    log_msg(5, "Go, Shorty. It's your birthday.");
    open_progress_form("Backing up filesystem",
                       "I am backing up your live filesystem now.",
                       "Please wait. This may take a couple of hours.",
                       "Working...",
                       (long)get_last_filelist_number() + 1L);

    log_msg(5, "We're gonna party like it's your birthday.");

    srand((unsigned int) getpid());
    g_sem_key = 1234 + random() % 30000;
    if ((g_sem_id = semget((key_t) g_sem_key, 1, IPC_CREAT | S_IREAD | S_IWRITE)) == -1) {
        fatal_error("MABAI - unable to semget");
    }
    if (!set_semvalue()) {
        fatal_error("Unable to init semaphore");
    }                           // initialize semaphore
    for (noof_threads = 0; noof_threads < ARCH_THREADS; noof_threads++) {
        log_msg(8, "Creating thread #%d", noof_threads);
        (*p_archival_threads_running)++;
        if ((res = pthread_create(&archival_thread[noof_threads], NULL, create_afio_files_in_background, (void *) transfer_block))) {
            fatal_error("Unable to create an archival thread");
        }
    }

    log_msg(8, "About to enter while() loop");
    while (!done_storing) {
        if (g_exiting) {
            fatal_error("Execution run aborted (main loop)");
        }
        if (*p_archival_threads_running == 0
            && *p_last_set_archived == storing_set_no - 1) {
            log_msg(2, "No archival threads are running. The last stored set was %d and I'm looking for %d. Take off your make-up; the party's over... :-)", *p_last_set_archived, storing_set_no);
            done_storing = TRUE;
        } else
            if (!get_bit_N_of_array(p_list_of_fileset_flags, storing_set_no)) {
                misc_counter_that_is_not_important = (misc_counter_that_is_not_important + 1) % 5;
                sleep(1);
            } else {
                // store set N
                mr_asprintf(storing_filelist_fname, FILELIST_FNAME_RAW_SZ, bkpinfo->tmpdir, storing_set_no);
                mr_asprintf(storing_afioball_fname, AFIOBALL_FNAME_RAW_SZ, bkpinfo->tmpdir, storing_set_no, bkpinfo->zip_suffix);
                if (g_getfattr) {
                    mr_asprintf(curr_xattr_list_fname, XATTR_LIST_FNAME_RAW_SZ, bkpinfo->tmpdir, storing_set_no);
                }
                if (g_getfacl) {
                    mr_asprintf(curr_acl_list_fname, ACL_LIST_FNAME_RAW_SZ, bkpinfo->tmpdir, storing_set_no);
                }

                log_msg(2, "Storing set %d", storing_set_no);
                while (!does_file_exist(storing_filelist_fname) || !does_file_exist(storing_afioball_fname)) {
                    log_msg(2, "Warning - either %s or %s doesn't exist yet. I'll pause 5 secs.", storing_filelist_fname, storing_afioball_fname);
                    sleep(5);
                }
                /* copy to CD (scratchdir) ... and an actual CD-R if necessary */
                if (IS_THIS_A_STREAMING_BACKUP(bkpinfo->backup_media_type)) {
                    register_in_tape_catalog(fileset, storing_set_no, -1, storing_afioball_fname);
                    maintain_collection_of_recent_archives(bkpinfo->tmpdir, storing_afioball_fname);
                    log_it("Writing EXAT files");
                    res += write_EXAT_files_to_tape(curr_xattr_list_fname, curr_acl_list_fname);
                    // archives themselves
                    res += move_files_to_stream(storing_afioball_fname, NULL);
                } else {
                    if (g_getfacl) {
                        if (g_getfattr) {
                            res = move_files_to_cd(storing_filelist_fname, curr_xattr_list_fname, curr_acl_list_fname, storing_afioball_fname, NULL);
                        } else {
                            res = move_files_to_cd(storing_filelist_fname, curr_acl_list_fname, storing_afioball_fname, NULL);
                        }
                    } else {
                        if (g_getfattr) {
                            res = move_files_to_cd(storing_filelist_fname, curr_xattr_list_fname, storing_afioball_fname, NULL);
                        } else {
                            res = move_files_to_cd(storing_filelist_fname, storing_afioball_fname, NULL);
                        }
                    }
                }
                retval += res;
                g_current_progress++;
                media_usage_comment = percent_media_full_comment();
                update_progress_form(media_usage_comment);
                mr_free(media_usage_comment);
                if (res) {
                    log_to_screen("Failed to add archive %ld's files to CD dir\n", storing_set_no);
                    fatal_error("Is your hard disk full? If not, please send the author the logfile.");
                }
                storing_set_no++;
                //      sleep(2);
                if (g_getfacl) {
                    mr_free(curr_acl_list_fname);
                }
                if (g_getfattr) {
                    mr_free(curr_xattr_list_fname);
                }
                mr_free(storing_filelist_fname);
                mr_free(storing_afioball_fname);
        }
    }
    close_progress_form();

    mr_asprintf(tmp, "Your regular files have been archived ");
    log_msg(2, "Joining background threads to foreground thread");
    for (i = 0; i < noof_threads; i++) {
        pthread_join(archival_thread[i], pvp);
        log_msg(3, "Thread %d of %d: closed OK", i + 1, noof_threads);
    }
    del_semvalue();
    log_msg(2, "Done.");
    if (retval) {
        mr_strcat(tmp, "(with errors).");
    } else {
        mr_strcat(tmp, "successfully.");
    }
    log_to_screen(tmp);
    mr_free(tmp);

    paranoid_free(transfer_block);
    paranoid_free(result_str);
    return (retval);
}


void pause_for_N_seconds(int how_long, char *msg)
{
    int i;
    open_evalcall_form(msg);
    for (i = 0; i < how_long; i++) {
        update_evalcall_form((int) ((100.0 / (float) (how_long) * i)));
        sleep(1);
    }
    close_evalcall_form();
}




/**
 * Create a USB image in @c destfile, from files in @c bkpinfo->scratchdir.
 *
 * @param bkpinfo The backup information structure. Fields used:
 * - @c backup_media_type
 * - @c nonbootable_backup
 * - @c scratchdir
 *
 * @param destfile Where to put the generated USB image.
 * @return The number of errors encountered (0 for success)
 */
int make_usb_fs()
{
    /*@ int ********************************************** */
    int retval = 0;
    int res;

    /*@ buffers ****************************************** */
    char *tmp = NULL;
    char *tmp1 = NULL;
    char *result_sz = NULL;
    char *message_to_screen = NULL;
    char *old_pwd;
    char *mds = NULL;

    malloc_string(old_pwd);
    assert(bkpinfo != NULL);

    log_msg(2, "make_usb_fs --- scratchdir=%s", bkpinfo->scratchdir);
    tmp1 = getcwd(old_pwd, MAX_STR_LEN - 1);
    mr_asprintf(tmp, "chmod 700 %s", bkpinfo->scratchdir);
    run_program_and_log_output(tmp, FALSE);
    mr_free(tmp);
    if (chdir(bkpinfo->scratchdir)) {
        // FIXME
    }

    mds = media_descriptor_string(bkpinfo->backup_media_type);
    mr_asprintf(message_to_screen, "Copying data to make %s #%d",mds, g_current_media_number);
    mr_free(mds);
    log_msg(1, message_to_screen);

    if (bkpinfo->media_device) {
        mr_asprintf(tmp1, "%s1", bkpinfo->media_device);
    } else {
        mr_asprintf(tmp1, "");
    }
    if (is_this_device_mounted(tmp1)) {
        log_msg(1, "USB device mounted. Remounting it at the right place");
        mr_asprintf(tmp, "umount %s", tmp1);
        run_program_and_log_output(tmp, FALSE);
        mr_free(tmp);
    }
    mr_free(tmp1);

    log_msg(1, "Mounting USB device.");
    mr_asprintf(tmp1, "%s/usb", bkpinfo->tmpdir);
    mr_asprintf(tmp, "mkdir -p %s", tmp1);
    run_program_and_log_output(tmp, FALSE);
    mr_free(tmp);


    /* Mindi always create one single parition on the USB dev */
    mr_asprintf(tmp, "mount %s1 %s", bkpinfo->media_device, tmp1);
    run_program_and_log_output(tmp, FALSE);
    mr_free(tmp);

    if (bkpinfo->nonbootable_backup) {
        log_msg(1, "Making nonbootable USB backup not implemented yet");
    } else {
        log_msg(1, "Making bootable backup");

        /* Command to execute */
        mr_asprintf(tmp,"cd %s ; mv * %s", bkpinfo->scratchdir, tmp1); 
        res = eval_call_to_make_USB(tmp, message_to_screen);
        if (res) {
            mr_asprintf(result_sz, "%s ...failed",tmp);
        } else {
            mr_asprintf(result_sz, "%s ...OK",tmp);
        }
        log_to_screen(result_sz);
        mr_free(result_sz);
        mr_free(tmp);
        retval += res;

        /* Recreate the required structure under the scratch dir */
        mr_asprintf(tmp,"mkdir %s/archive", bkpinfo->scratchdir); 
        run_program_and_log_output(tmp, FALSE);
        mr_free(tmp);
    }
    paranoid_free(message_to_screen);
    paranoid_free(tmp1);

    if (is_this_device_mounted(bkpinfo->media_device)) {
        mr_asprintf(tmp, "umount %s1", bkpinfo->media_device);
        run_program_and_log_output(tmp, FALSE);
        mr_free(tmp);
    }

    if (chdir(old_pwd)) {
        // FIXME
    }
    if (retval) {
        log_msg(1, "WARNING - make_usb_fs returned an error");
    }
    paranoid_free(old_pwd);
    return (retval);
}


/**
 * Create an ISO image in @c destfile, from files in @c bkpinfo->scratchdir.
 *
 * @param bkpinfo The backup information structure. Fields used:
 * - @c backup_media_type
 * - @c call_after_iso
 * - @c call_before_iso
 * - @c call_burn_iso
 * - @c call_make_iso
 * - @c make_cd_use_lilo
 * - @c manual_cd_tray
 * - @c nonbootable_backup
 * - @c scratchdir
 *
 * @param destfile Where to put the generated ISO image.
 * @return The number of errors encountered (0 for success)
 */
int make_iso_fs(char *destfile)
{
    /*@ int ********************************************** */
    int retval = 0;
    int res;

    /*@ buffers ****************************************** */
    char *tmp = NULL;
    char *tmp2 = NULL;
    char *old_pwd;
    char *result_sz = NULL;
    char *message_to_screen = NULL;
    char *sz_blank_disk = NULL;
    char *fnam = NULL;
    char *tmp3 = NULL;
    char *isofs_cmd = NULL;
    char *full_isofs_cmd = NULL;
    char *mds = NULL;
    bool cd_is_mountable;

    malloc_string(old_pwd);
    malloc_string(fnam);
    assert(bkpinfo != NULL);
    assert_string_is_neither_NULL_nor_zerolength(destfile);

    /* Copy the files needed by isolinux in the right dir */
    mr_asprintf(tmp, "%s/isolinux.bin", bkpinfo->scratchdir);
    mr_asprintf(tmp2, "%s/isolinux.bin", bkpinfo->tmpdir);
    if (does_file_exist(tmp)) {
        mr_asprintf(tmp3, "cp -f %s %s", tmp, tmp2);
        paranoid_system(tmp3);
        mr_free(tmp3);
    }
    if (!does_file_exist(tmp) && does_file_exist(tmp2)) {
        mr_asprintf(tmp3, "cp -f %s %s", tmp2, tmp);
        paranoid_system(tmp3);
        mr_free(tmp3);
    }
    mr_free(tmp);
    mr_free(tmp2);
    mr_free(tmp3);
    if (bkpinfo->backup_media_type == iso && bkpinfo->manual_cd_tray) {
        popup_and_OK("Please insert new media and press Enter.");
    }

    log_msg(2, "make_iso_fs --- scratchdir=%s --- destfile=%s", bkpinfo->scratchdir, destfile);
    tmp2 = getcwd(old_pwd, MAX_STR_LEN - 1);
    if (! tmp2) {
        //FIXME
    }
    mr_asprintf(tmp, "chmod 700 %s", bkpinfo->scratchdir);
    run_program_and_log_output(tmp, FALSE);
    mr_free(tmp);

    if (chdir(bkpinfo->scratchdir)) {
        // FIXME
    }

    if (bkpinfo->call_before_iso[0] != '\0') {
        mr_asprintf(message_to_screen, "Running pre-ISO call for CD#%d", g_current_media_number);
        res = eval_call_to_make_ISO(bkpinfo->call_before_iso, destfile, g_current_media_number, MONDO_LOGFILE, message_to_screen);
        if (res) {
            mr_strcat(message_to_screen, "...failed");
        } else {
            mr_strcat(message_to_screen, "...OK");
        }
        log_to_screen(message_to_screen);
        paranoid_free(message_to_screen);

        retval += res;
    }

    if (bkpinfo->call_make_iso[0] != '\0') {
        log_msg(2, "bkpinfo->call_make_iso = %s", bkpinfo->call_make_iso);
        mds = media_descriptor_string(bkpinfo->backup_media_type);
        mr_asprintf(message_to_screen, "Making an ISO (%s #%d)", mds, g_current_media_number);
        mr_free(mds);

        pause_and_ask_for_cdr(2, &cd_is_mountable); /* if g_current_media_number >= 2 then pause & ask */
        if (retval) {
            log_to_screen
                ("Serious error(s) occurred already. I shan't try to write to media.");
        } else {
            res =
                eval_call_to_make_ISO(bkpinfo->call_make_iso, bkpinfo->scratchdir, g_current_media_number, MONDO_LOGFILE, message_to_screen);
            if (res) {
                log_to_screen("%s...failed to write", message_to_screen);
            } else {
                log_to_screen("%s...OK", message_to_screen);
                mr_asprintf(tmp, "tail -n10 %s | grep -F ':-('", MONDO_LOGFILE);
                if (!run_program_and_log_output(tmp, 1)) {
                    log_to_screen
                        ("Despite nonfatal errors, growisofs confirms the write was successful.");
                }
                mr_free(tmp);
            }
            retval += res;
#ifdef DVDRWFORMAT
            mr_asprintf(tmp, "tail -n8 %s | grep 'blank=full.*dvd-compat.*DAO'", MONDO_LOGFILE);
            if (g_backup_media_type == dvd
                && (res || !run_program_and_log_output(tmp, 1))) {
                log_to_screen
                    ("Failed to write to disk. I shall blank it and then try again.");
                sleep(5);
                /* reset error counter before trying to blank DVD */
                retval -= res;
                sync();
                pause_for_N_seconds(5, "Letting DVD drive settle");

// dvd+rw-format --- OPTION 2
                if (!bkpinfo->please_dont_eject) {
                    log_to_screen("Ejecting media to clear drive status.");
                    eject_device(bkpinfo->media_device);
                    inject_device(bkpinfo->media_device);
                }
                pause_for_N_seconds(5, "Letting DVD drive settle");
                if (bkpinfo->media_device) {
                    mr_asprintf(sz_blank_disk, "dvd+rw-format -force %s", bkpinfo->media_device);
                } else {
                    mr_asprintf(sz_blank_disk, "dvd+rw-format");
                }
                log_msg(3, "sz_blank_disk = '%s'", sz_blank_disk);
                res = run_external_binary_with_percentage_indicator_NEW("Blanking DVD disk", sz_blank_disk);
                if (res) {
                    log_to_screen("Warning - format failed. (Was it a DVD-R?) Sleeping for 5 seconds to take a breath...");
                    pause_for_N_seconds(5, "Letting DVD drive settle... and trying again.");
                    res = run_external_binary_with_percentage_indicator_NEW("Blanking DVD disk", sz_blank_disk);
                    if (res) {
                        log_to_screen("Format failed a second time.");
                    }
                } else {
                    log_to_screen
                        ("Format succeeded. Sleeping for 5 seconds to take a breath...");
                }
                mr_free(sz_blank_disk);
                pause_for_N_seconds(5, "Letting DVD drive settle");
                if (!bkpinfo->please_dont_eject) {
                    log_to_screen("Ejecting media to clear drive status.");
                    eject_device(bkpinfo->media_device);
                    inject_device(bkpinfo->media_device);
                }
                pause_for_N_seconds(5, "Letting DVD drive settle");
                res = eval_call_to_make_ISO(bkpinfo->call_make_iso, bkpinfo->scratchdir, g_current_media_number, MONDO_LOGFILE, message_to_screen);
                retval += res;
                if (!bkpinfo->please_dont_eject) {
                    log_to_screen("Ejecting media.");
                    eject_device(bkpinfo->media_device);
                }
                if (res) {
                    log_to_screen("Dagnabbit. It still failed.");
                } else {
                    log_to_screen
                        ("OK, this time I successfully backed up to DVD.");
                }
            }
            mr_free(tmp);
#endif
            if (g_backup_media_type == dvd && !bkpinfo->please_dont_eject) {
                eject_device(bkpinfo->media_device);
            }
        }
        paranoid_free(message_to_screen);
    } else {
        mds = media_descriptor_string(bkpinfo->backup_media_type);
        mr_asprintf(message_to_screen, "Running mkisofs to make %s #%d", mds, g_current_media_number);
        log_msg(1, message_to_screen);
        mr_asprintf(result_sz, "Call to mkisofs to make ISO (%s #%d) ", mds,  g_current_media_number);
        mr_free(mds);
        if (find_home_of_exe("genisoimage")) {
            mr_asprintf(isofs_cmd, "%s", MONDO_GENISOIMAGE_CMD);
        } else {
            mr_asprintf(isofs_cmd, "%s", MONDO_MKISOFS_CMD);
        }
        if (bkpinfo->nonbootable_backup) {
            log_msg(1, "Making nonbootable backup");
            mr_asprintf(full_isofs_cmd, "%s%s-o '_ISO_' -V _CD#_ .",isofs_cmd,MONDO_MKISOFS);
            res = eval_call_to_make_ISO(full_isofs_cmd, destfile, g_current_media_number, MONDO_LOGFILE, message_to_screen);
            mr_free(full_isofs_cmd);
        } else {
            log_msg(1, "Making bootable backup");

#ifdef __FreeBSD__
            bkpinfo->make_cd_use_lilo = TRUE;
#endif


            log_msg(1, "make_cd_use_lilo is actually %d", bkpinfo->make_cd_use_lilo);
            if (bkpinfo->make_cd_use_lilo) {
                log_msg(1, "make_cd_use_lilo = TRUE");
#ifdef __IA64__
                log_msg(1, "IA64 --> elilo");
                mr_asprintf(full_isofs_cmd, "%s%s-o '_ISO_' -V _CD#_ .",isofs_cmd,MONDO_MKISOFS_REGULAR_ELILO);
                res = eval_call_to_make_ISO(full_isofs_cmd, destfile, g_current_media_number, MONDO_LOGFILE, message_to_screen);
                mr_free(full_isofs_cmd);
#else
                log_msg(1, "Non-ia64 --> lilo");
                mr_asprintf(full_isofs_cmd, "%s%s-b images/mindi-bootroot.img -c boot.cat -o '_ISO_' -J -V _CD#_ .",isofs_cmd,MONDO_MKISOFS);
                // FIXME: fixed boot size probably wrong. lilo to be removed
                res = eval_call_to_make_ISO(full_isofs_cmd, destfile, g_current_media_number, MONDO_LOGFILE, message_to_screen);
                mr_free(full_isofs_cmd);
#endif
            } else {
                log_msg(1, "make_cd_use_lilo = FALSE");
                log_msg(1, "Isolinux");
                mr_asprintf(full_isofs_cmd, "%s%s%s-o '_ISO_' -V _CD#_ .",isofs_cmd,MONDO_MKISOFS_REGULAR_SYSLINUX,MONDO_MKISOFS_UEFI);
                res = eval_call_to_make_ISO(full_isofs_cmd, destfile, g_current_media_number, MONDO_LOGFILE, message_to_screen);
                mr_free(full_isofs_cmd);
            }
        }
        mr_free(isofs_cmd);
        paranoid_free(message_to_screen);

        if (res) {
            mr_strcat(result_sz, "...failed");
        } else {
            mr_strcat(result_sz, "...OK");
        }
        log_to_screen(result_sz);
        paranoid_free(result_sz);
        retval += res;
    }

    if (bkpinfo->backup_media_type == cdr
        || bkpinfo->backup_media_type == cdrw) {
        if (is_this_device_mounted(bkpinfo->media_device)) {
            log_msg(2, "Warning - %s mounted. I'm unmounting it before I burn to it.", bkpinfo->media_device);
            mr_asprintf(tmp, "umount %s", bkpinfo->media_device);
            run_program_and_log_output(tmp, FALSE);
            mr_free(tmp);
        }
    }

    if (bkpinfo->call_burn_iso[0] != '\0') {
        log_msg(2, "bkpinfo->call_burn_iso = %s", bkpinfo->call_burn_iso);
        mds = media_descriptor_string(bkpinfo->backup_media_type);
        mr_asprintf(message_to_screen, "Burning %s #%d", mds, g_current_media_number);
        mr_free(mds);
        pause_and_ask_for_cdr(2, &cd_is_mountable);
        res = eval_call_to_make_ISO(bkpinfo->call_burn_iso, destfile, g_current_media_number, MONDO_LOGFILE, message_to_screen);
        if (res) {
            mr_strcat(message_to_screen, "...failed");
        } else {
            mr_strcat(message_to_screen, "...OK");
        }
        log_to_screen(message_to_screen);
        paranoid_free(message_to_screen);

        retval += res;
    }

    if (bkpinfo->call_after_iso[0] != '\0') {
        mds = media_descriptor_string(bkpinfo->backup_media_type);
        mr_asprintf(message_to_screen, "Running post-ISO call (%s #%d)", mds, g_current_media_number);
        mr_free(mds);
        res = eval_call_to_make_ISO(bkpinfo->call_after_iso, destfile, g_current_media_number, MONDO_LOGFILE, message_to_screen);
        if (res) {
            mr_strcat(message_to_screen, "...failed");
        } else {
            mr_strcat(message_to_screen, "...OK");
        }
        log_to_screen(message_to_screen);
        paranoid_free(message_to_screen);

        retval += res;
    }

    if (chdir(old_pwd)) {
        // FIXME
    }
    if (retval) {
        log_msg(1, "WARNING - make_iso_fs returned an error");
    }
    paranoid_free(old_pwd);
    paranoid_free(fnam);
    paranoid_free(tmp);
    return (retval);
}


bool is_dev_an_NTFS_dev(char *bigfile_fname)
{
    char *tmp = NULL;
    char *command = NULL;
    bool ret = TRUE;

    mr_asprintf(command, "dd if=%s bs=512 count=1 2> /dev/null | strings | head -n1", bigfile_fname);
    log_msg(1, "command = '%s'", command);
    mr_asprintf(tmp, "%s", call_program_and_get_last_line_of_output(command));
    mr_free(command);

    log_msg(1, "--> tmp = '%s'", tmp);
    if (strstr(tmp, "NTFS")) {
        log_it("TRUE");
        ret = TRUE;
    } else {
        log_it("FALSE");
        ret = FALSE;
    }
    mr_free(tmp);
    return(ret);
}


/**
 * Back up big files by chopping them up.
 * This function backs up all "big" files (where "big" depends
 * on your backup media) in "chunks" (whose size again depends
 * on your media).
 *
 * @param bkpinfo The backup information structure. Fields used:
 * - @c backup_media_type
 * - @c optimal_set_size
 * @param biggielist_fname The path to a file containing a list of
 * all "big" files.
 * @return The number of errors encountered (0 for success)
 * @see slice_up_file_etc
 */
int make_slices_and_images(char *biggielist_fname) {

    /*@ pointers ******************************************* */
    FILE *fin = NULL;
    char *p;
    char *q;

    /*@ buffers ******************************************** */
    char *tmp = NULL;
    char *bigfile_fname = NULL;
    char *sz_devfile = NULL;
    char *ntfsprog_fifo = NULL;
    /*@ long *********************************************** */
    long biggie_file_number = 0L;
    long noof_biggie_files = 0L;
    long estimated_total_noof_slices = 0L;
    long size_of_all_biggiefiles = 0L;

    /*@ int ************************************************ */
    int retval = 0;
    int res = 0;
    pid_t pid;
    FILE *ftmp = NULL;
    bool delete_when_done;
    bool use_ntfsprog;
    off_t biggie_fsize;

    assert(bkpinfo != NULL);
    assert_string_is_neither_NULL_nor_zerolength(biggielist_fname);

    size_of_all_biggiefiles = size_of_all_biggiefiles_K();
    estimated_total_noof_slices = size_of_all_biggiefiles / bkpinfo->optimal_set_size + 1L;

    log_msg(1, "size of all biggiefiles = %ld", size_of_all_biggiefiles);
    log_msg(1, "estimated_total_noof_slices = %ld KB / %ld KB = %ld", size_of_all_biggiefiles, bkpinfo->optimal_set_size, estimated_total_noof_slices);

    if (length_of_file(biggielist_fname) < 6) {
        log_msg(1, "No biggiefiles; fair enough...");
        return (0);
    }
    mr_asprintf(tmp, "I am now backing up all large files.");
    log_to_screen(tmp);
    noof_biggie_files = count_lines_in_file(biggielist_fname);
    log_msg(1, "noof_biggie_files = %ld", noof_biggie_files);
    open_progress_form("Backing up big files", tmp, "Please wait. This may take some time.", "", estimated_total_noof_slices);
    mr_free(tmp);

    if (!(fin = fopen(biggielist_fname, "r"))) {
        log_OS_error("Unable to openin biggielist");
        return (1);
    }

    malloc_string(bigfile_fname);
    for (q = fgets(bigfile_fname, MAX_STR_LEN, fin); !feof(fin) && (q != NULL);
         q = fgets(bigfile_fname, MAX_STR_LEN, fin), biggie_file_number++) {
        use_ntfsprog = FALSE;
        if (bigfile_fname[strlen(bigfile_fname) - 1] < 32) {
            bigfile_fname[strlen(bigfile_fname) - 1] = '\0';
        }
        biggie_fsize = length_of_file(bigfile_fname);
        delete_when_done = FALSE;

        if (!does_file_exist(bigfile_fname)) {
            ftmp = fopen(bigfile_fname, "w");
            if (ftmp == NULL) {
                log_msg(3, "Unable to write to %s", bigfile_fname);
                // So skip it as it doesn't exist
                continue;
            } else {
                paranoid_fclose(ftmp);
            }
            delete_when_done = TRUE;
        } else {
            // Call ntfsclone (formerly partimagehack) if it's a /dev entry 
            // (i.e. a partition to be imaged)
            log_msg(2, "bigfile_fname = %s", bigfile_fname);
            use_ntfsprog = FALSE;
            if (!strncmp(bigfile_fname, "/dev/", 5) && is_dev_an_NTFS_dev(bigfile_fname)) {
                use_ntfsprog = TRUE;
                log_msg(2, "Calling ntfsclone in background because %s is an NTFS partition", bigfile_fname);
                mr_asprintf(sz_devfile, "%s/%d.%d.000", bkpinfo->tmpdir, (int) (random() % 32768), (int) (random() % 32768));
                mkfifo(sz_devfile, 0x770);
                ntfsprog_fifo = sz_devfile;
                switch (pid = fork()) {
                case -1:
                    mr_free(sz_devfile);
                    fatal_error("Fork failure");
                case 0:
                    log_msg(2, "CHILD - fip - calling feed_into_ntfsprog(%s, %s)", bigfile_fname, sz_devfile);
                    res = feed_into_ntfsprog(bigfile_fname, sz_devfile);
                    /* TODO: Does the child need to unalocate memory as well ?
                    mr_free(bigfile_fname);
                    mr_free(sz_devfile);
                    */
                    exit(res);
                    break;
                default:
                    log_msg(2, "feed_into_ntfsprog() called in background --- pid=%ld", (long int) (pid));
                }
            }
            // Otherwise, use good old 'dd' and 'bzip2'
            else {
                ntfsprog_fifo = NULL;
            }

            // Whether partition or biggiefile, just do your thang :-)
            if (IS_THIS_A_STREAMING_BACKUP(bkpinfo->backup_media_type)) {
                write_header_block_to_stream(biggie_fsize, bigfile_fname, use_ntfsprog ?  BLK_START_A_PIHBIGGIE : BLK_START_A_NORMBIGGIE);
            }
            res = slice_up_file_etc(bigfile_fname, ntfsprog_fifo, biggie_file_number, noof_biggie_files, use_ntfsprog);

            /* Free it here as ntfsprog_fifo is not used anymore */
            mr_free(sz_devfile);

            if (IS_THIS_A_STREAMING_BACKUP(bkpinfo->backup_media_type)) {
                write_header_block_to_stream((off_t)0, calc_checksum_of_file(bigfile_fname), BLK_STOP_A_BIGGIE);
            }
            retval += res;
            p = strrchr(bigfile_fname, '/');
            if (p) {
                p++;
            } else {
                p = bigfile_fname;
            }
            mr_asprintf(tmp, "Archiving %s ... ", bigfile_fname);
            if (res) {
                mr_strcat(tmp, "Failed!");
            } else {
                mr_strcat(tmp, "OK");
            }
            if (delete_when_done) {
                unlink(bigfile_fname);
                delete_when_done = FALSE;
            }
        }
        if (!g_text_mode) {
            newtDrawRootText(0, g_noof_rows - 2, tmp);
            newtRefresh();
        }
        mr_free(tmp);
    }
    mr_free(bigfile_fname);

    log_msg(1, "Finished backing up bigfiles");
    log_msg(1, "estimated slices = %ld; actual slices = %ld", estimated_total_noof_slices, g_current_progress);
    close_progress_form();
    paranoid_fclose(fin);
    return (retval);
}




/**
 * Single-threaded version of @c make_afioballs_and_images().
 * @see make_afioballs_and_images
 */
int make_afioballs_and_images_OLD()
{

    /*@ int ************************************************** */
    int retval = 0;
    long int curr_set_no = 0L;
    int res = 0;

    /*@ buffers ********************************************** */
    char *curr_filelist_fname = NULL;
    char *curr_afioball_fname = NULL;
    char *curr_xattr_list_fname = NULL;
    char *curr_acl_list_fname = NULL;
    char *tmp = NULL;
    char *media_usage_comment = NULL;

    log_to_screen("Archiving regular files");

    open_progress_form("Backing up filesystem",
                       "I am backing up your live filesystem now.",
                       "Please wait. This may take a couple of hours.",
                       "Working...",
                       get_last_filelist_number() + 1);

    for (;;) {
        /* backup this set of files */
        mr_asprintf(curr_filelist_fname, FILELIST_FNAME_RAW_SZ, bkpinfo->tmpdir, curr_set_no);
        if (! does_file_exist(curr_filelist_fname)) {
            mr_free(curr_filelist_fname);
            break;
        }

        mr_asprintf(curr_afioball_fname, AFIOBALL_FNAME_RAW_SZ, bkpinfo->tmpdir, curr_set_no, bkpinfo->zip_suffix);

        log_msg(1, "EXAT'g set %ld", curr_set_no);
        if (g_getfattr) {
            mr_asprintf(curr_xattr_list_fname, XATTR_LIST_FNAME_RAW_SZ, bkpinfo->tmpdir, curr_set_no);
            get_fattr_list(curr_filelist_fname, curr_xattr_list_fname);
        }
        if (g_getfacl) {
            mr_asprintf(curr_acl_list_fname, ACL_LIST_FNAME_RAW_SZ, bkpinfo->tmpdir, curr_set_no);
            get_acl_list(curr_filelist_fname, curr_acl_list_fname);
        }

        log_msg(1, "Archiving set %ld", curr_set_no);
        res =
            archive_this_fileset(curr_filelist_fname,
                                 curr_afioball_fname, curr_set_no);
        retval += res;
        if (res) {
            log_to_screen("Errors occurred while archiving set %ld. Perhaps your live filesystem changed?", curr_set_no);
        }

        /* copy to CD (scratchdir) ... and an actual CD-R if necessary */
        if (IS_THIS_A_STREAMING_BACKUP(bkpinfo->backup_media_type)) {
            register_in_tape_catalog(fileset, curr_set_no, -1, curr_afioball_fname);
            maintain_collection_of_recent_archives(bkpinfo->tmpdir, curr_afioball_fname);
            log_it("Writing EXAT files");
            res +=
                write_EXAT_files_to_tape(curr_xattr_list_fname,
                                         curr_acl_list_fname);
            // archives themselves
            res = move_files_to_stream(curr_afioball_fname, NULL);
        } else {
                if (g_getfacl) {
                    if (g_getfattr) {
                        res = move_files_to_cd(curr_filelist_fname,
                                     curr_xattr_list_fname,
                                     curr_acl_list_fname,
                                     curr_afioball_fname, NULL);
                    } else {
                        res = move_files_to_cd(curr_filelist_fname,
                                    curr_acl_list_fname,
                                    curr_afioball_fname, NULL);
                    }
                } else {
                    if (g_getfattr) {
                            res = move_files_to_cd(curr_filelist_fname,
                                    curr_xattr_list_fname,
                                    curr_afioball_fname, NULL);
                    } else {
                            res = move_files_to_cd(curr_filelist_fname,
                                    curr_afioball_fname, NULL);
                    }
                }
        }
        if (g_getfattr) {
            mr_free(curr_xattr_list_fname);
        }
        if (g_getfacl) {
            mr_free(curr_acl_list_fname);
        }
        retval += res;
        g_current_progress++;

        media_usage_comment = percent_media_full_comment();
        update_progress_form(media_usage_comment);
        mr_free(media_usage_comment);

        if (res) {
            log_to_screen("Failed to add archive %ld's files to CD dir\n", curr_set_no);
            fatal_error("Is your hard disk is full? If not, please send the author the logfile.");
        }
        mr_free(curr_filelist_fname);
        mr_free(curr_afioball_fname);
        curr_set_no++;
    }
    close_progress_form();
    mr_asprintf(tmp, "Your regular files have been archived ");
    if (retval) {
        mr_strcat(tmp, "(with errors).");
    } else {
        mr_strcat(tmp, "successfully.");
    }
    log_to_screen(tmp);
    mr_free(tmp);
    return (retval);
}

/* @} - end of LLarchiveGroup */


/**
 * Wrapper around @c make_afioballs_and_images().
 * @param bkpinfo the backup information structure. Only the
 * @c backup_media_type field is used within this function.
 * @return return code of make_afioballs_and_images
 * @see make_afioballs_and_images
 * @ingroup MLarchiveGroup
 */
int make_those_afios_phase()
{
    /*@ int ******************************************* */
    int res = 0;
    int retval = 0;

    assert(bkpinfo != NULL);

    mvaddstr_and_log_it(g_currentY, 0, "Archiving regular files to media          ");

    if (IS_THIS_A_STREAMING_BACKUP(bkpinfo->backup_media_type)) {
        write_header_block_to_stream((off_t)0, "start-of-afioballs", BLK_START_AFIOBALLS);
#if __FreeBSD__ == 5
        log_msg(1, "Using single-threaded make_afioballs_and_images() to suit b0rken FreeBSD 5.0");
        res = make_afioballs_and_images_OLD();
#else
        res = make_afioballs_and_images_OLD();
#endif
        write_header_block_to_stream((off_t)0, "stop-afioballs",
                                     BLK_STOP_AFIOBALLS);
    } else {
        res = make_afioballs_and_images();
    }

    retval += res;
    if (res) {
        mvaddstr_and_log_it(g_currentY++, 74, "Errors.");
        log_msg(1, "make_afioballs_and_images returned an error");
    } else {
        mvaddstr_and_log_it(g_currentY++, 74, "Done.");
    }
    return (retval);
}

/**
 * Wrapper around @c make_slices_and_images().
 * @param bkpinfo The backup information structure. Fields used:
 * - @c backup_media_type
 * - @c scratchdir
 * - @c tmpdir
 * @return The number of errors encountered (0 for success)
 * @ingroup MLarchiveGroup
 */
int make_those_slices_phase()
{

    /*@ int ***************************************************** */
    int res = 0;
    int retval = 0;

    /*@ buffers ************************************************** */
    char *biggielist = NULL;
    char *command = NULL;
    char *blah = NULL;
    char *xattr_fname = NULL;
    char *acl_fname = NULL;

    assert(bkpinfo != NULL);
    /* slice big files */
    mvaddstr_and_log_it(g_currentY, 0, "Archiving large files to media           ");
    mr_asprintf(biggielist, "%s/archives/biggielist.txt", bkpinfo->scratchdir);
    if (g_getfattr) {
        mr_asprintf(xattr_fname, XATTR_BIGGLST_FNAME_RAW_SZ, bkpinfo->tmpdir);
    }
    if (g_getfacl) {
        mr_asprintf(acl_fname, ACL_BIGGLST_FNAME_RAW_SZ, bkpinfo->tmpdir);
    }

    mr_asprintf(command, "cp %s/biggielist.txt %s", bkpinfo->tmpdir, biggielist);
    paranoid_system(command);
    mr_free(command);

    mr_asprintf(blah, "biggielist = %s", biggielist);
    log_msg(2, blah);
    mr_free(blah);

    if (!does_file_exist(biggielist)) {
        log_msg(1, "BTW, the biggielist does not exist");
    }

    if (g_getfattr) {
        get_fattr_list(biggielist, xattr_fname);
        mr_asprintf(command, "cp %s %s/archives/", xattr_fname, bkpinfo->scratchdir);
        paranoid_system(command);
        mr_free(command);
    }
    if (g_getfacl) {
        get_acl_list(biggielist, acl_fname);
        mr_asprintf(command, "cp %s %s/archives/", acl_fname, bkpinfo->scratchdir);
        paranoid_system(command);
        mr_free(command);
    }

    if (IS_THIS_A_STREAMING_BACKUP(bkpinfo->backup_media_type)) {
        res += write_EXAT_files_to_tape(xattr_fname, acl_fname);
        mr_asprintf(blah, "%ld", count_lines_in_file(biggielist));
        write_header_block_to_stream((off_t)0, blah, BLK_START_BIGGIEFILES);
        mr_free(blah);
    }
    res = make_slices_and_images(biggielist);
    if (IS_THIS_A_STREAMING_BACKUP(bkpinfo->backup_media_type)) {
        write_header_block_to_stream((off_t)0, "end-of-biggiefiles", BLK_STOP_BIGGIEFILES);
    }
    retval += res;
    if (res) {
        log_msg(1, "make_slices_and_images returned an error");
        mvaddstr_and_log_it(g_currentY++, 74, "Errors.");
    } else {
        mvaddstr_and_log_it(g_currentY++, 74, "Done.");
    }
    mr_free(biggielist);
    mr_free(xattr_fname);
    mr_free(acl_fname);
    return (retval);
}


/**
 * @addtogroup LLarchiveGroup
 * @{
 */
/**
 * Function pointer to an appropriate @c move_files_to_cd routine.
 * You can set this to your own function (for example, one to
 * transfer files over the network) or leave it as is.
 */
int (*move_files_to_cd) (char *, ...) =
    _move_files_to_cd;

/**
 * Move some files to the ISO scratch directory.
 * This function moves files specified as parameters, into the directory
 * @c bkpinfo->scratchdir, where the files that will be stored on the next
 * CD are waiting.
 *
 * @param bkpinfo The backup information structure. Fields used:
 * - @c media_size
 * - @c scratchdir
 * @param files_to_add The files to add to the scratchdir.
 * @warning The list of @c files_to_add must be terminated with @c NULL.
 * @note If and when the space occupied by the scratchdir would exceed
 * the capacity of the current CD,
 * <tt>write_iso_and_go_on(bkpinfo, FALSE)</tt> is called and the
 * scratchdir is emptied.
 *
 * @return The number of errors encountered (0 for success)
 */
int _move_files_to_cd(char *files_to_add, ...)
{

    /*@ int ************************************************************ */
    int retval = 0;
    int res = 0;

    /*@ buffers ******************************************************** */
    char *tmp = NULL;
    char *curr_file = NULL;
    char *cf;

    /*@ long ************************************************************ */
    va_list ap;
    long long would_occupy;

    assert(bkpinfo != NULL);
    would_occupy = space_occupied_by_cd(bkpinfo->scratchdir);
    va_start(ap, files_to_add); // initialize the variable arguments
    for (cf = files_to_add; cf != NULL; cf = va_arg(ap, char *)) {
        if (!cf) {
            continue;
        }
        mr_asprintf(curr_file, "%s", cf);
        if (!does_file_exist(curr_file)) {
            log_msg(1, "Warning - you're trying to add a non-existent file - '%s' to the CD", curr_file);
        } else {
            log_msg(8, "Trying to add file %s to CD", curr_file);
            would_occupy += length_of_file(curr_file) / 1024;
        }
        mr_free(curr_file);
    }
    va_end(ap);

    if (bkpinfo->media_size <= 0) {
        fatal_error("move_files_to_cd() - unknown media size");
    }
    if (would_occupy / 1024 > bkpinfo->media_size) {
        res = write_iso_and_go_on(FALSE);   /* FALSE because this is not the last CD we'll write */
        retval += res;
        if (res) {
            log_msg(1, "WARNING - write_iso_and_go_on returned an error");
        }
    }

    va_start(ap, files_to_add); // initialize the variable arguments
    for (cf = files_to_add; cf != NULL; cf = va_arg(ap, char *)) {
        if (!cf) {
            continue;
        }
        mr_asprintf(curr_file, "%s", cf);

        mr_asprintf(tmp, "mv -f %s %s/archives/", curr_file, bkpinfo->scratchdir);
        mr_free(curr_file);
        res = run_program_and_log_output(tmp, 5);
        retval += res;
        if (res) {
            log_msg(1, "(move_files_to_cd) '%s' failed", tmp);
        } else {
            log_msg(8, "Moved %s to CD OK", tmp);
        }
        mr_free(tmp);
    }
    va_end(ap);

    if (retval) {
        log_msg(1,
                "Warning - errors occurred while I was adding files to CD dir");
    }
    return (retval);
}

/* @} - end of LLarchiveGroup */


/**
 * @addtogroup LLarchiveGroup
 * @{
 */
/**
 * Function pointer to an appropriate @c move_files_to_stream routine.
 * You can set this to your own function (for example, one to
 * transfer files over the network) or leave it as is.
 */
int (*move_files_to_stream) (char *, ...) =
    _move_files_to_stream;

/**
 * Copy some files to tape.
 * This function copies the files specified as parameters into the tape stream.
 *
 * @param bkpinfo The backup information structure. Used only in the call to
 * @c write_file_to_stream_from_file().
 *
 * @param files_to_add The files to copy to the tape stream.
 * @warning The list of @c files_to_add must be terminated with @c NULL.
 * @note Files may be split across multiple tapes if necessary.
 *
 * @return The number of errors encountered (0 for success)
 */
int
_move_files_to_stream(char *files_to_add, ...)
{

    /*@ int ************************************************************ */
    int retval = 0;
    int res = 0;
    /*@ buffers ******************************************************** */

    /*@ char *********************************************************** */
    char start_chr;
    char stop_chr;
    char *curr_file = NULL;
    char *cf;
    /*@ long long ****************************************************** */
    off_t length_of_incoming_file = (off_t)0;
    va_list ap;

    assert(bkpinfo != NULL);
    va_start(ap, files_to_add);
    for (cf = files_to_add; cf != NULL; cf = va_arg(ap, char *)) {
        if (!cf) {
            continue;
        }
        mr_asprintf(curr_file, "%s", cf);
        if (!does_file_exist(curr_file)) {
            log_msg(1,
                    "Warning - you're trying to add a non-existent file - '%s' to the tape",
                    curr_file);
        }
        /* create header chars */
        start_chr = BLK_START_AN_AFIO_OR_SLICE;
        stop_chr = BLK_STOP_AN_AFIO_OR_SLICE;
        /* ask for new tape if necessary */
        length_of_incoming_file = length_of_file(curr_file);
        write_header_block_to_stream(length_of_incoming_file, curr_file,
                                     start_chr);
        res = write_file_to_stream_from_file(curr_file);
        retval += res;
        unlink(curr_file);
        mr_free(curr_file);
        /* write closing header */
        write_header_block_to_stream((off_t)0, "finished-writing-file", stop_chr);
    }
    va_end(ap);

    if (retval) {
        log_msg(1,
                "Warning - errors occurred while I was adding file to tape");
    }
    return (retval);
}

/* @} - end of LLarchiveGroup */



/**
 * @addtogroup utilityGroup
 * @{
 */
/**
 * Make sure the user has a valid CD-R(W) in the CD drive.
 * @param cdrw_dev Set to the CD-R(W) device checked.
 * @param keep_looping If TRUE, keep pestering user until they insist
 * or insert a correct CD; if FALSE, only check once.
 * @return 0 (there was an OK CD in the drive) or 1 (there wasn't).
 */
int interrogate_disk_currently_in_cdrw_drive(char *cdrw_dev,
                                             bool keep_looping)
{
    int res = 0;
    char *bkp = NULL;
    char *cdrecord = NULL;

    mr_asprintf(bkp, "%s", cdrw_dev);
    if (find_cdrw_device(cdrw_dev)) {
        strcpy(cdrw_dev, bkp);
    } else {
        if (!system("which cdrecord > /dev/null 2> /dev/null")) {
            mr_asprintf(cdrecord, "cdrecord dev=%s -atip", cdrw_dev);
        } else if (!system("which dvdrecord > /dev/null 2> /dev/null")) {
            mr_asprintf(cdrecord, "cdrecord dev=%s -atip", cdrw_dev);
        } else {
            log_msg(2, "Oh well. I guess I'll just pray then.");
        }
        if (cdrecord != NULL) {
            if (!keep_looping) {
                retract_CD_tray_and_defeat_autorun();
                res = run_program_and_log_output(cdrecord, 5);
            } else {
                while ((res = run_program_and_log_output(cdrecord, 5))) {
                    retract_CD_tray_and_defeat_autorun();
                    if (ask_me_yes_or_no
                        ("Unable to examine CD. Are you sure this is a valid CD-R(W) CD?"))
                    {
                        log_msg(1, "Well, he insisted...");
                        break;
                    }
                }
            }
        }
    }
    mr_free(bkp);

    mr_free(cdrecord);
    return (res);
}


/**
 * Asks the user to put a CD-R(W) in the drive.
 * @param ask_for_one_if_more_than_this (unused)
 * @param pmountable If non-NULL, pointed-to value is set to TRUE if the CD is mountable, FALSE otherwise.
 */
void
pause_and_ask_for_cdr(int ask_for_one_if_more_than_this, bool * pmountable)
{

    /*@ buffers ********************************************* */
    char *tmp = NULL;
    char *cdrom_dev = NULL;
    char *cdrw_dev = NULL;
    char *our_serial_str = NULL;
    bool ok_go_ahead_burn_it;
    int cd_number = -1;
    int attempt_to_mount_returned_this = 999;
    char *mtpt = NULL;
    char *szcdno = NULL;
    char *szserfname = NULL;
    char *szunmount = NULL;
    char *mds = NULL;

    malloc_string(cdrom_dev);
    malloc_string(cdrw_dev);

    mds = media_descriptor_string(g_backup_media_type);
    log_to_screen("I am about to burn %s #%d", mds, g_current_media_number);
    mr_free(mds);
    if (g_current_media_number < ask_for_one_if_more_than_this) {
        return;
    }
    log_to_screen("Scanning CD-ROM drive...");
    mr_asprintf(mtpt, "%s/cd.mtpt", bkpinfo->tmpdir);
    make_hole_for_dir(mtpt);

  gotos_make_me_puke:
    ok_go_ahead_burn_it = TRUE;
    if (!find_cdrom_device(cdrom_dev, FALSE)) {
        /* When enabled, it made CD eject-and-retract when wrong CD inserted.. Weird
        log_msg(2, "paafcd: Retracting CD-ROM drive if possible" );
        retract_CD_tray_and_defeat_autorun();
        */
        mr_asprintf(tmp, "umount %s", cdrom_dev);
        run_program_and_log_output(tmp, 1);
        mr_asprintf(szcdno, "%s/archives/THIS-CD-NUMBER", mtpt);
        mr_asprintf(szserfname, "%s/archives/SERIAL-STRING", mtpt);
        mr_asprintf(szunmount, "umount %s", mtpt);
        cd_number = -1;
        mr_asprintf(tmp, "mount %s %s", cdrom_dev, mtpt);
        mr_asprintf(our_serial_str, "%s", "");
        attempt_to_mount_returned_this = run_program_and_log_output(tmp, 1);
        mr_free(tmp);

        if (attempt_to_mount_returned_this) {
            log_msg(4, "Failed to mount %s at %s", cdrom_dev, mtpt);
            log_to_screen("If there's a CD/DVD in the drive, it's blank.");
        } else if (!does_file_exist(szcdno) || !does_file_exist(szserfname)) {
            mds = media_descriptor_string(g_backup_media_type);
            log_to_screen("%s has data on it but it's probably not a Mondo CD.", mds);
            mr_free(mds);
        } else {
            mds = media_descriptor_string(g_backup_media_type);
            log_to_screen("%s found in drive. It's a Mondo disk.", mds);
            mr_free(mds);

            cd_number = atoi(last_line_of_file(szcdno));
            mr_asprintf(tmp, "cat %s 2> /dev/null", szserfname);
            mr_free(our_serial_str);
            mr_asprintf(our_serial_str, "%s", call_program_and_get_last_line_of_output(tmp));
            mr_free(tmp);
            // FIXME - should be able to use last_line_of_file(), surely?
        }
        mr_free(szcdno);
        mr_free(szserfname);

        run_program_and_log_output(szunmount, 1);
        mr_free(szunmount);

        log_msg(2, "paafcd: cd_number = %d", cd_number);
        log_msg(2, "our serial str = %s; g_serial_string = %s", our_serial_str, g_serial_string);
        if (cd_number > 0 && !strcmp(our_serial_str, g_serial_string)) {
            mds = media_descriptor_string(g_backup_media_type);
            log_msg(2, "This %s is part of this backup set!", mds);
            ok_go_ahead_burn_it = FALSE;
            if (cd_number == g_current_media_number - 1) {
                log_to_screen("I think you've left the previous %s in the drive.", mds);
            } else {
                log_to_screen("Please remove this %s. It is part of the backup set you're making now.", mds);
            }
            mr_free(mds);

        } else {
            log_to_screen("...but not part of _our_ backup set.");
        }
        mr_free(our_serial_str);
    } else {
        mds = media_descriptor_string(g_backup_media_type);
        log_msg(2,
                "paafcd: Can't find CD-ROM drive. Perhaps it has a blank %s in it?", mds);
        if (interrogate_disk_currently_in_cdrw_drive(cdrw_dev, FALSE)) {
            ok_go_ahead_burn_it = FALSE;
            log_to_screen("There isn't a writable %s in the drive.", mds);
        }
        mr_free(mds);
    }

    if (!ok_go_ahead_burn_it) {
        if (!bkpinfo->please_dont_eject) {
            eject_device(cdrom_dev);
        }
        mds = media_descriptor_string(g_backup_media_type);
        mr_asprintf(tmp, "I am about to burn %s #%d of the backup set. Please insert %s and press Enter.", mds, g_current_media_number, mds);
        mr_free(mds);

        popup_and_OK(tmp);
        mr_free(tmp);
        goto gotos_make_me_puke;
    } else {
        log_msg(2, "paafcd: OK, going ahead and burning it.");
    }

    mds = media_descriptor_string(g_backup_media_type);
    log_msg(2, "paafcd: OK, I assume I have a blank/reusable %s in the drive...", mds);

    log_to_screen("Proceeding w/ %s in drive.", mds);
    mr_free(mds);

    paranoid_free(cdrom_dev);
    paranoid_free(cdrw_dev);
    mr_free(mtpt);
    if (pmountable) {
        if (attempt_to_mount_returned_this) {
            *pmountable = FALSE;
        } else {
            *pmountable = TRUE;
        }
    }

}


/**
 * Set the <tt>N</tt>th bit of @c array to @c true_or_false.
 * @param array The bit array (as a @c char pointer).
 * @param N The bit number to set or reset.
 * @param true_or_false If TRUE then set bit @c N, if FALSE then reset bit @c N.
 * @see get_bit_N_of_array
 */
void set_bit_N_of_array(char *array, int N, bool true_or_false)
{
    int bit_number;
    int mask, orig_val, to_add;
    int element_number;

    assert(array != NULL);

    element_number = N / 8;
    bit_number = N % 8;
    to_add = (1 << bit_number);
    mask = 255 - to_add;
    orig_val = array[element_number] & mask;
    //  log_it("array[%d]=%02x; %02x&%02x = %02x", element_number, array[element_number], mask, orig_val);
    if (true_or_false) {
        array[element_number] = orig_val | to_add;
    }
}

/* @} - end of utilityGroup */


/**
 * Chop up @c filename.
 * @param bkpinfo The backup information structure. Fields used:
 * - @c backup_media_type
 * - @c compression_level
 * - @c optimal_set_size
 * - @c tmpdir
 * - @c use_lzo
 * - @c zip_exe
 * - @c zip_suffix
 *
 * @param biggie_filename The file to chop up.
 * @param ntfsprog_fifo The FIFO to ntfsclone if this is an imagedev, NULL otherwise.
 * @param biggie_file_number The sequence number of this biggie file (starting from 0).
 * @param noof_biggie_files The number of biggie files there are total.
 * @return The number of errors encountered (0 for success)
 * @see make_slices_and_images
 * @ingroup LLarchiveGroup
 */
int slice_up_file_etc(char *biggie_filename, char *ntfsprog_fifo, long biggie_file_number, long noof_biggie_files, bool use_ntfsprog) {

    /*@ buffers ************************************************** */
    char *tmp = NULL;
    char *checksum_line = NULL;
    char *command = NULL;
    char *tempblock = NULL;
    char *curr_slice_fname_uncompressed = NULL;
    char *curr_slice_fname_compressed = NULL;
    char *file_to_archive = NULL;
    char *file_to_openin = NULL;
    /*@ pointers ************************************************** */
    char *pB = NULL;
    FILE *fin = NULL;
    FILE *fout = NULL;

    /*@ bool ****************************************************** */
    bool finished = FALSE;

    /*@ long ****************************************************** */
    size_t blksize = (size_t)0;
    long slice_num = 0L;
    long i = 0L;
    bool should_I_compress_slices = TRUE;
    char *suffix = NULL;                // for compressed slices

    /*@ long long ************************************************** */
    off_t totalread = (off_t)0;
    off_t totallength = (off_t)0;

    /*@ int ******************************************************** */
    int retval = 0;
    int res = 0;

    /*@ structures ************************************************** */
    struct s_filename_and_lstat_info biggiestruct;

    assert(bkpinfo != NULL);
    assert_string_is_neither_NULL_nor_zerolength(biggie_filename);

    biggiestruct.for_backward_compatibility = '\n';
    biggiestruct.use_ntfsprog = use_ntfsprog;
    if (is_this_file_compressed(biggie_filename) || bkpinfo->compression_level == 0) {
        mr_asprintf(suffix, "%s", "");
        should_I_compress_slices = FALSE;
    } else {
        mr_asprintf(suffix, "%s", bkpinfo->zip_suffix);
        should_I_compress_slices = TRUE;
    }

    if (bkpinfo->optimal_set_size < 999L) {
        fatal_error("bkpinfo->optimal_set_size is insanely small");
    }

    if (ntfsprog_fifo) {
        file_to_openin = ntfsprog_fifo;
        mr_asprintf(checksum_line, "IGNORE");
        log_msg(2, "Not calculating checksum for %s: it would take too long", biggie_filename);
        if ( !find_home_of_exe("ntfsresize")) {
            fatal_error("ntfsresize not found");
        }
        mr_asprintf(command, "ntfsresize --force --info %s|grep '^You might resize at '|cut -d' ' -f5", biggie_filename);
        log_it("command = %s", command);
        mr_asprintf(tmp, "%s", call_program_and_get_last_line_of_output(command));
        mr_free(command);
        log_it("res of it = %s", tmp); 
        totallength = (off_t)atoll(tmp);
        mr_free(tmp);
    } else {
        file_to_openin = biggie_filename;
        if (strchr(biggie_filename,'\'') != NULL) {
            mr_asprintf(command, "md5sum \"%s\"", biggie_filename);
        } else {
            mr_asprintf(command, "md5sum '%s'", biggie_filename);
        }
        if (!(fin = popen(command, "r"))) {
            log_OS_error("Unable to popen-in command");
            mr_free(suffix);
            return (1);
        }
        mr_free(command);
        mr_getline(checksum_line, fin);
        pclose(fin);
        totallength = length_of_file(biggie_filename);
    }
    lstat(biggie_filename, &biggiestruct.properties);
    strcpy(biggiestruct.filename, biggie_filename);
    pB = strchr(checksum_line, ' ');
    if (!pB) {
        pB = strchr(checksum_line, '\t');
    }
    if (pB) {
        *pB = '\0';
    }
    strcpy(biggiestruct.checksum, checksum_line);
    mr_free(checksum_line);

    mr_asprintf(tmp, "%s", slice_fname(biggie_file_number, 0, bkpinfo->tmpdir, ""));
    fout = fopen(tmp, "w");
    if (fout == NULL) {
        log_msg(1, "Unable to open and write to %s", tmp);
        mr_free(tmp);
        mr_free(suffix);
        return (1);
    }
    res = fwrite((void *) &biggiestruct, 1, sizeof(biggiestruct), fout);
    paranoid_fclose(fout);
    mr_free(tmp);

    log_msg(1, "Opening in %s; slicing it and writing to CD/tape", file_to_openin);
    if (!(fin = fopen(file_to_openin, "r"))) {
        log_OS_error("Unable to openin biggie_filename");
        log_to_screen("Cannot archive bigfile '%s': not found", biggie_filename);

        mr_free(suffix);
        return (1);
    }
    if (IS_THIS_A_STREAMING_BACKUP(bkpinfo->backup_media_type)) {
        res = move_files_to_stream(slice_fname(biggie_file_number, 0, bkpinfo->tmpdir, ""), NULL);
    } else {
        res = move_files_to_cd(slice_fname(biggie_file_number, 0, bkpinfo->tmpdir, ""), NULL);
    }
    i = bkpinfo->optimal_set_size / 256L;
    if (!(tempblock = (char *) malloc(256 * 1024))) {
        fatal_error("malloc error 256*1024");
    }
    for (slice_num = 1; !finished; slice_num++) {
        mr_asprintf(curr_slice_fname_uncompressed, "%s", slice_fname(biggie_file_number, slice_num, bkpinfo->tmpdir, ""));
        mr_asprintf(curr_slice_fname_compressed, "%s", slice_fname(biggie_file_number, slice_num, bkpinfo->tmpdir, suffix));

        tmp = percent_media_full_comment();
        update_progress_form(tmp);
        mr_free(tmp);

        if (!(fout = fopen(curr_slice_fname_uncompressed, "w"))) {
            log_OS_error(curr_slice_fname_uncompressed);
            mr_free(suffix);
            return (1);
        }
        if ((i == bkpinfo->optimal_set_size / 256L) && (totalread < (off_t)1.1 * totallength)) {
            for (i = 0L; i < (bkpinfo->optimal_set_size / 256L); i++) {
                blksize = fread(tempblock, 1, 256 * 1024, fin);
                if (blksize > (size_t)0) {
                    totalread = totalread + (off_t)blksize;
                    res = fwrite(tempblock, 1, blksize, fout);
                } else {
                    break;
                }
            }
        } else {
            i = 0L;
        }
        paranoid_fclose(fout);
        if (i > 0L)             // length_of_file (curr_slice_fname_uncompressed)
        {
            if (!does_file_exist(curr_slice_fname_uncompressed)) {
                log_msg(2, "Warning - '%s' doesn't exist. How can I compress slice?", curr_slice_fname_uncompressed);
            }
            if (should_I_compress_slices && bkpinfo->compression_level > 0) {
                mr_asprintf(command, "%s -%d %s", bkpinfo->zip_exe, bkpinfo->compression_level, curr_slice_fname_uncompressed);
                log_msg(2, command);
                if ((res = system(command))) {
                    log_OS_error(command);
                }
                //          did_I_compress_slice = TRUE;
            } else {
                mr_asprintf(command, "mv %s %s 2>> %s", curr_slice_fname_uncompressed, curr_slice_fname_compressed, MONDO_LOGFILE);
                res = 0;        // don't do it :)
                //          did_I_compress_slice = FALSE;
            }
            mr_free(command);

            retval += res;
            if (res) {
                log_msg(2, "Failed to compress the slice");
            }
            if (bkpinfo->use_lzo && strcmp(curr_slice_fname_compressed, curr_slice_fname_uncompressed)) {
                unlink(curr_slice_fname_uncompressed);
            }
            if (res) {
                mr_asprintf(tmp, "Problem with slice # %ld", slice_num);
            } else {
                mr_asprintf(tmp, "%s - Bigfile #%ld, slice #%ld compressed OK          ", biggie_filename, biggie_file_number + 1, slice_num);
            }
            if (!g_text_mode) {
                newtDrawRootText(0, g_noof_rows - 2, tmp);
                newtRefresh();
            } else {
                log_msg(2, tmp);
            }
            mr_free(tmp);

            mr_asprintf(file_to_archive, "%s", curr_slice_fname_compressed);
            g_current_progress++;
        } else {                /* if i==0 then ... */
            finished = TRUE;
            mr_asprintf(file_to_archive, "%s", curr_slice_fname_uncompressed);
            if (IS_THIS_A_STREAMING_BACKUP(bkpinfo->backup_media_type)) {
                break;
            }
        }
        mr_free(curr_slice_fname_uncompressed);
        mr_free(curr_slice_fname_compressed);

        if (IS_THIS_A_STREAMING_BACKUP(bkpinfo->backup_media_type)) {
            register_in_tape_catalog(biggieslice, biggie_file_number, slice_num, file_to_archive);
            maintain_collection_of_recent_archives(bkpinfo->tmpdir, file_to_archive);
            res = move_files_to_stream(file_to_archive, NULL);
        } else {
            res = move_files_to_cd(file_to_archive, NULL);
        }
        mr_free(file_to_archive);

        retval += res;
        if (res) {
            log_to_screen("Failed to add slice %ld of bigfile %ld to scratchdir", slice_num, biggie_file_number + 1);
            fatal_error("Hard disk full. You should have bought a bigger one.");
        }
    }
    mr_free(tempblock);
    mr_free(suffix);
    paranoid_fclose(fin);
    mr_asprintf(tmp, "Sliced bigfile #%ld", biggie_file_number + 1);
    if (retval) {
        mr_strcat(tmp, "...FAILED");
    } else {
        mr_strcat(tmp, "...OK!");
    }
    log_msg(1, tmp);
    mr_free(tmp);

    return (retval);
}


/**
 * Remove the archives in @c d.
 * This could possibly include any of:
 * - all afioballs (compressed and not)
 * - all filelists
 * - all slices
 * - all checksums
 * - a zero filler file
 *
 * @param d The directory to wipe the archives from.
 * @ingroup utilityGroup
 */
void wipe_archives(char *d)
{
    /*@ buffers ********************************************* */
    char *tmp = NULL;
    char *dir = NULL;

    assert_string_is_neither_NULL_nor_zerolength(d);

    mr_asprintf(dir, "%s/archives", d);
    mr_asprintf(tmp, "find %s -name '*.afio*' -exec rm -f '{}' \\;", dir);
    run_program_and_log_output(tmp, FALSE);
    mr_free(tmp);
    mr_asprintf(tmp, "find %s -name '*list.[0-9]*' -exec rm -f '{}' \\;", dir);
    run_program_and_log_output(tmp, FALSE);
    mr_free(tmp);
    mr_asprintf(tmp, "find %s -name 'slice*' -exec rm -f '{}' \\;", dir);
    run_program_and_log_output(tmp, FALSE);
    mr_free(tmp);
    mr_asprintf(tmp, "rm -f %s/cklist*", dir);
    run_program_and_log_output(tmp, FALSE);
    mr_free(tmp);
    mr_asprintf(tmp, "rm -f %s/zero", dir);
    run_program_and_log_output(tmp, FALSE);
    mr_free(tmp);
    log_msg(1, "Wiped %s's archives", dir);
    mr_asprintf(tmp, "ls -l %s", dir);
    mr_free(dir);
    run_program_and_log_output(tmp, FALSE);
    mr_free(tmp);
}


/**
 * @addtogroup LLarchiveGroup
 * @{
 */
/**
 * Write the final ISO image.
 * @param bkpinfo The backup information structure. Used only
 * in the call to @c write_iso_and_go_on().
 * @return The number of errors encountered (0 for success)
 * @see write_iso_and_go_on
 * @see make_iso_fs
 * @bug The final ISO is written even if there are no files on it. In practice,
 * however, this occurs rarely.
 */
int write_final_iso_if_necessary()
{
    /*@ int ***************************************************** */
    int res;

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

    malloc_string(tmp);
    assert(bkpinfo != NULL);

// I should really check if there are any slices or tarballs to be copied to CD-R(W)'s; the odds are approx. 1 in a million that there are no files here, so I'll just go ahead & make one more CD anyway

    sprintf(tmp, "Writing the final ISO");
    log_msg(2, tmp);
    center_string(tmp, 80);
    if (!g_text_mode) {
        newtPushHelpLine(tmp);
    }
    res = write_iso_and_go_on(TRUE);
    if (!g_text_mode) {
        newtPopHelpLine();
    }
    log_msg(2, "Returning from writing final ISO (res=%d)", res);
    paranoid_free(tmp);
    return (res);
}


/**
 * Write an ISO image to <tt>[bkpinfo->isodir]/bkpinfo->prefix-[g_current_media_number].iso</tt>.
 * @param bkpinfo The backup information structure. Fields used:
 * - @c backup_media_type
 * - @c prefix
 * - @c isodir
 * - @c manual_cd_tray
 * - @c media_size
 * - @c netfs_remote_dir
 * - @c scratchdir
 * - @c verify_data
 *
 * @param last_cd If TRUE, this is the last CD to write; if FALSE, it's not.
 * @return The number of errors encountered (0 for success)
 * @see make_iso_fs
 */
int write_iso_and_go_on(bool last_cd)
{
    /*@ pointers **************************************************** */
    FILE *fout;

    /*@ buffers ***************************************************** */
    char *tmp = NULL;
    char *tmp1 = NULL;
    char *cdno_fname = NULL;
    char *lastcd_fname = NULL;
    char *isofile = NULL;
    char *mds = NULL;

    /*@ bool ******************************************************** */
    bool that_one_was_ok;
    bool orig_vfy_flag_val;

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

    malloc_string(tmp);

    assert(bkpinfo != NULL);
    orig_vfy_flag_val = bkpinfo->verify_data;
    if (bkpinfo->media_size <= 0) {
        fatal_error("write_iso_and_go_on() - unknown media size");
    }

    mds = media_descriptor_string(bkpinfo->backup_media_type);
    log_msg(1, "OK, time to make %s #%d", mds, g_current_media_number);
    mr_free(mds);

    /* label the ISO with its number */

    mr_asprintf(cdno_fname, "%s/archives/THIS-CD-NUMBER", bkpinfo->scratchdir);
    fout = fopen(cdno_fname, "w");
    mr_free(cdno_fname);

    fprintf(fout, "%d", g_current_media_number);
    paranoid_fclose(fout);

    mr_asprintf(tmp1, "cp -f %s/autorun %s/", g_mondo_home, bkpinfo->scratchdir);
    if (run_program_and_log_output(tmp1, FALSE)) {
        log_msg(2, "Warning - unable to copy autorun to scratchdir");
    }
    mr_free(tmp1);

    /* last CD or not? Label accordingly */
    mr_asprintf(lastcd_fname, "%s/archives/NOT-THE-LAST", bkpinfo->scratchdir);
    if (last_cd) {
        unlink(lastcd_fname);
        log_msg(2,
                "OK, you're telling me this is the last CD. Fair enough.");
    } else {
        fout = fopen(lastcd_fname, "w");
        fprintf(fout,
                "You're listening to 90.3 WPLN, Nashville Public Radio.\n");
        paranoid_fclose(fout);
    }
    mr_free(lastcd_fname);

    if (space_occupied_by_cd(bkpinfo->scratchdir) / 1024 > bkpinfo->media_size) {
        log_to_screen("Warning! CD is too big. It occupies %ld KB, which is more than the %ld KB allowed.",(long) space_occupied_by_cd(bkpinfo->scratchdir),(long) bkpinfo->media_size);
    }

    if (bkpinfo->netfs_remote_dir != NULL) {
        // NETFS
        mr_asprintf(isofile, "%s/%s/%s-%d.iso", bkpinfo->isodir, bkpinfo->netfs_remote_dir, bkpinfo->prefix, g_current_media_number);
    } else {
        // ISO
        mr_asprintf(isofile, "%s/%s-%d.iso", bkpinfo->isodir, bkpinfo->prefix, g_current_media_number);
    }
    for (that_one_was_ok = FALSE; !that_one_was_ok;) {
        if (bkpinfo->backup_media_type != usb) {
            res = make_iso_fs(isofile);
        } else {
            res = make_usb_fs();
        }
        if (g_current_media_number == 1 && !res
            && (bkpinfo->backup_media_type == cdr
                || bkpinfo->backup_media_type == cdrw)) {
            if (find_cdrom_device(tmp, FALSE))  // make sure find_cdrom_device() finds, records CD-R's loc
            {
                log_msg(3, "*Sigh* Mike, I hate your computer.");
                // if it can't be found then force pausing
                bkpinfo->manual_cd_tray = TRUE;
            } else {
                log_msg(3, "Great. Found Mike's CD-ROM drive.");
            }
        }
        if (bkpinfo->verify_data && !res) {
            mds = media_descriptor_string(g_backup_media_type);
            log_to_screen("Please reboot from the 1st %s in Compare Mode, as a precaution.", mds);
            mr_free(mds);
            if (chdir("/")) {
                // FIXME
            }
            log_it("Before calling verification of image()");
            if (bkpinfo->backup_media_type == usb) {
                res += verify_usb_image();
            } else {
                res += verify_cd_image();
            }
            log_it("After calling verification of image()");
        }
        if (!res) {
            that_one_was_ok = TRUE;
        } else {
            mds = media_descriptor_string(bkpinfo->backup_media_type);
            mr_asprintf(tmp1, "Failed to create %s #%d. Retry?", mds, g_current_media_number);
            mr_free(mds);
            res = ask_me_yes_or_no(tmp1);
            mr_free(tmp1);

            if (!res) {
                if (ask_me_yes_or_no("Abort the backup?")) {
                    fatal_error("FAILED TO BACKUP");
                } else {
                    break;
                }
            } else {
                log_msg(2, "Retrying, at user's request...");
                res = 0;
            }
        }
    }
    mr_free(isofile);

    g_current_media_number++;
    wipe_archives(bkpinfo->scratchdir);
    mr_asprintf(tmp1, "rm -Rf %s/images/*gz %s/images/*data*img", bkpinfo->scratchdir, bkpinfo->scratchdir);
    if (system(tmp1)) {
        log_msg(2, "Error occurred when I tried to delete the redundant IMGs and GZs");
    }
    mr_free(tmp1);

    if (last_cd) {
        log_msg(2, "This was your last media.");
    } else {
        log_msg(2, "Continuing to backup your data...");
    }

    bkpinfo->verify_data = orig_vfy_flag_val;
    paranoid_free(tmp);
    return (0);
}

/* @} - end of LLarchiveGroup */




/**
 * Verify the user's data.
 * @param bkpinfo The backup information structure. Fields used:
 * - @c backup_data
 * - @c backup_media_type
 * - @c media_device
 * - @c verify_data
 *
 * @return The number of errors encountered (0 for success)
 * @ingroup verifyGroup
 */
int verify_data()
{
    int res = 0, retval = 0, cdno = 0;
    char *tmp = NULL;
    char *mds = NULL;
    long diffs = 0;

    assert(bkpinfo != NULL);
    if (IS_THIS_A_STREAMING_BACKUP(bkpinfo->backup_media_type)) {
        if (chdir("/")) {
            // FIXME
        }
        mvaddstr_and_log_it(g_currentY, 0,
                            "Verifying archives against live filesystem");
        if (bkpinfo->backup_media_type == cdstream) {
            strcpy(bkpinfo->media_device, "/dev/cdrom");
        }
        verify_tape_backups();
        mvaddstr_and_log_it(g_currentY++, 74, "Done.");
    } else if (bkpinfo->backup_data)
        //bkpinfo->backup_media_type == cdrw || bkpinfo->backup_media_type == cdr))
    {
        log_msg(2,
                "Not verifying again. Per-CD/ISO verification already carried out.");
        mr_asprintf(tmp, "cat %s/changed.files > %s/changed.files 2> /dev/null",bkpinfo->tmpdir, MONDO_CACHE);
        paranoid_system(tmp);
        mr_free(tmp);
    } else {
        g_current_media_number = cdno;
        if (bkpinfo->backup_media_type != iso) {
            find_cdrom_device(bkpinfo->media_device, FALSE);    // replace 0,0,0 with /dev/cdrom
        }
        if (chdir("/")) {
            // FIXME
        }
        for (cdno = 1; cdno < 99 && bkpinfo->verify_data; cdno++) {
            if (cdno != g_current_media_number) {
                log_msg(2,
                        "Warning - had to change g_current_media_number from %d to %d",
                        g_current_media_number, cdno);
                g_current_media_number = cdno;
            }
            if (bkpinfo->backup_media_type != iso) {
                insist_on_this_cd_number(cdno);
            }
            res = verify_cd_image();    // sets verify_data to FALSE if it's time to stop verifying
            retval += res;
            if (res) {
                mds = media_descriptor_string(bkpinfo->backup_media_type);
                log_to_screen("Warnings/errors were reported while checking %s #%d", mds, g_current_media_number);
                mr_free(mds);

            }
        }
        mr_asprintf(tmp, "grep 'afio: ' %s | sed 's/afio: //' | grep -vE '^/dev/.*$' >> %s/changed.files", MONDO_LOGFILE, MONDO_CACHE);
        res = system(tmp);
        mr_free(tmp);

        mr_asprintf(tmp, "grep 'star: ' %s | sed 's/star: //' | grep -vE '^/dev/.*$' >> %s/changed.files", MONDO_LOGFILE, MONDO_CACHE);
        res = system(tmp);
        mr_free(tmp);
        run_program_and_log_output("umount " MNT_CDROM, FALSE);
//    if (bkpinfo->backup_media_type != iso && !bkpinfo->please_dont_eject_when_restoring)
        if (!bkpinfo->please_dont_eject) {
            eject_device(bkpinfo->media_device);
        }
    }
    mr_asprintf(tmp, "%s/changed.files", MONDO_CACHE);
    diffs = count_lines_in_file(tmp);
    mr_free(tmp);

    if (diffs > 0) {
        if (retval == 0) {
            retval = (int) (-diffs);
        }
    }
    return (retval);
}


void setenv_mondo_share(void) {

setenv("MONDO_SHARE", MONDO_SHARE, 1);
}