source: MondoRescue/branches/stable/mondo/src/common/libmondo-tools.c @ 1184

Last change on this file since 1184 was 1184, checked in by Bruno Cornec, 14 years ago

Fix compiler warnings

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File size: 35.8 KB
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1/* $Id: libmondo-tools.c 1184 2007-02-18 22:27:26Z bruno $
2misc tools
3*/
4
5/**
6 * @file
7 * Miscellaneous tools that didn't really fit anywhere else.
8 */
9
10#include "my-stuff.h"
11#include "mr_mem.h"
12#include "mr_msg.h"
13#include "mr_file.h"
14
15#include "mondostructures.h"
16#include "libmondo-tools.h"
17#include "newt-specific-EXT.h"
18#include "libmondo-files-EXT.h"
19#include "libmondo-fork-EXT.h"
20#include "libmondo-raid-EXT.h"
21#include <sys/socket.h>
22#include <netdb.h>
23#include <netinet/in.h>
24#include <arpa/inet.h>
25
26/*@unused@*/
27//static char cvsid[] = "$Id: libmondo-tools.c 1184 2007-02-18 22:27:26Z bruno $";
28
29extern int g_tape_buffer_size_MB;
30extern char *g_erase_tmpdir_and_scratchdir;
31extern char *g_serial_string;
32extern bool g_text_mode;
33extern int g_currentY;
34extern int g_current_media_number;
35
36/**
37 * @addtogroup globalGroup
38 * @{
39 */
40bool g_remount_cdrom_at_end,    ///< TRUE if we unmounted the CD-ROM and should remount it when done with the backup.
41 g_remount_floppy_at_end;       ///< TRUE if we unmounted the floppy and should remount it when done with the backup.
42bool g_cd_recovery;             ///< TRUE if we're making an "autonuke" backup.
43double g_kernel_version;
44
45/**
46 * The place where /boot is mounted. - Used locally only
47 */
48static char *g_boot_mountpt = NULL;
49
50/**
51 * The location of Mondo's home directory.
52 */
53char *g_mondo_home = NULL;
54
55/**
56 * The serial string (used to differentiate between backups) of the current backup.
57 */
58char *g_serial_string = NULL;
59
60/**
61 * The location where tmpfs is mounted, or "" if it's not mounted.
62 */
63char *g_tmpfs_mountpt = NULL;
64char *g_magicdev_command = NULL;
65
66/**
67 * The default maximum level to log messages at or below.
68 */
69int g_loglevel = DEFAULT_DEBUG_LEVEL;
70
71/* @} - end of globalGroup */
72
73
74extern pid_t g_buffer_pid;
75extern pid_t g_main_pid;
76
77extern t_bkptype g_backup_media_type;
78extern char *g_backup_media_string;
79
80extern bool am_I_in_disaster_recovery_mode(void);
81
82
83/**
84 * @addtogroup utilityGroup
85 * @{
86 */
87/**
88 * Assertion handler. Prints a friendly message to the user,
89 * offering to ignore all, dump core, break to debugger,
90 * exit, or ignore. Intended to be used with an assert() macro.
91 *
92 * @param file The file in which the assertion triggered.
93 * @param function The function (@c __FUNCTION__) in which the assertion triggered.
94 * @param line The line number of the assert() statement.
95 * @param exp The expression that failed (as a string).
96 */
97void _mondo_assert_fail(const char *file,
98                        const char *function, int line, const char *exp)
99{
100    static int ignoring_assertions = 0;
101    bool is_valid = TRUE;
102
103    log_it("ASSERTION FAILED: `%s' at %s:%d in %s", exp, file, line,
104           function);
105    if (ignoring_assertions) {
106        log_it("Well, the user doesn't care...");
107        return;
108    }
109#ifndef _XWIN
110    if (!g_text_mode)
111        newtSuspend();
112#endif
113    printf(_("ASSERTION FAILED: `%s'\n"), exp);
114    printf(_("\tat %s:%d in %s\n\n"), file, line, function);
115    printf(_("(I)gnore, ignore (A)ll, (D)ebug, a(B)ort, or (E)xit? "));
116    do {
117        is_valid = TRUE;
118        switch (toupper(getchar())) {
119        case 'A':               // ignore (A)ll
120            ignoring_assertions = 1;
121            break;
122        case 'B':               // a(B)ort
123            signal(SIGABRT, SIG_DFL);   /* prevent SIGABRT handler from running */
124            raise(SIGABRT);
125            break;              /* "can't get here" */
126        case 'D':               // (D)ebug, aka asm("int 3")
127#ifdef __IA32__
128            __asm__ __volatile__("int $3"); // break to debugger
129#endif
130            break;
131        case 'E':               // (E)xit
132            fatal_error("Failed assertion -- see above for details");
133            break;              /* "can't get here" */
134        case 'I':               // (I)gnore
135            break;
136            /* These next two work as follows:
137               the `default' catches the user's invalid choice and says so;
138               the '\n' catches the newline on the end and prints the prompt again.
139             */
140        case '\n':
141            printf
142                (_("(I)gnore, ignore (A)ll, (D)ebug, a(B)ort, or (E)xit? "));
143            break;
144        default:
145            is_valid = FALSE;
146            printf(_("Invalid choice.\n"));
147            break;
148        }
149    } while (!is_valid);
150
151    if (ignoring_assertions) {
152        log_it("Ignoring ALL assertions from now on.");
153    } else {
154        log_it("Ignoring assertion: %s", exp);
155    }
156
157    getchar();                  // skip \n
158
159#ifndef _XWIN
160    if (!g_text_mode)
161        newtResume();
162#endif
163}
164
165/**
166 * Clean's up users' KDE desktops.
167 * @bug Details about this function are unknown.
168 */
169void clean_up_KDE_desktop_if_necessary(void)
170{
171    char *tmp;
172
173    mr_asprintf(&tmp,
174             "for i in `find /root /home -type d -name Desktop -maxdepth 2`; do \
175file=$i/.directory; if [ -f \"$file\" ] ; then mv -f $file $file.old ; \
176awk '{if (index($0, \"rootimagesmindi\")) { while (length($0)>2) { getline;} ; } \
177else { print $0;};}' $file.old  > $file ; fi ; done");
178    run_program_and_log_output(tmp, 5);
179    mr_free(tmp);
180}
181
182
183/**
184 * Locate mondoarchive's home directory. Searches in /usr/share/mondo,
185 * /usr/local/share/mondo, /opt, or if all else fails, search /usr.
186 *
187 * @param home_sz String to store the home directory ("" if it could not be found).
188 * @return 0 for success, nonzero for failure.
189 */
190int find_and_store_mondoarchives_home(char *home_sz)
191{
192    assert(home_sz != NULL);
193    strcpy(home_sz, MONDO_SHARE);
194    return (0);
195}
196
197
198char *get_architecture(void)
199{
200#ifdef __IA32__
201    return ("i386");
202#endif
203#ifdef __X86_64__
204    return ("x86_64");
205#endif
206#ifdef __IA64__
207    return ("ia64");
208#endif
209    return ("unknown");
210}
211
212
213/* BERLIOS: Use uname instead */
214double get_kernel_version(void)
215{
216    char *p, tmp[200];
217    double d;
218#ifdef __FreeBSD__
219    // JOSH - FIXME :)
220    d = 5.2;                    // :-)
221#else
222    strcpy(tmp, call_program_and_get_last_line_of_output("uname -r"));
223    p = strchr(tmp, '.');
224    if (p) {
225        p = strchr(++p, '.');
226        if (p) {
227            while (*p) {
228                *p = *(p + 1);
229                p++;
230            }
231        }
232    }
233//  mr_msg(1, "tmp = '%s'", tmp);
234    d = atof(tmp);
235#endif
236    mr_msg(1, "g_kernel_version = %f", d);
237    return (d);
238}
239
240
241/**
242 * Get the current time.
243 * @return number of seconds since the epoch.
244 */
245long get_time(void)
246{
247    return (long) time((void *) 0);
248}
249
250
251/**
252 * Initialize a RAID volume structure, setting fields to zero. The
253 * actual hard drive is unaffected.
254 *
255 * @param raidrec The RAID volume structure to initialize.
256 * @note This function is system dependent.
257 */
258#ifdef __FreeBSD__
259void initialize_raidrec(struct vinum_volume *raidrec)
260{
261    int i, j;
262    raidrec->volname[0] = '\0';
263    raidrec->plexes = 0;
264    for (i = 0; i < 9; ++i) {
265        raidrec->plex[i].raidlevel = -1;
266        raidrec->plex[i].stripesize = 0;
267        raidrec->plex[i].subdisks = 0;
268        for (j = 0; j < 9; ++j) {
269            strcpy(raidrec->plex[i].sd[j].which_device, "");
270        }
271    }
272}
273#else
274void initialize_raidrec(struct raid_device_record *raidrec)
275{
276    assert(raidrec != NULL);
277    raidrec->raid_device[0] = '\0';
278    raidrec->raid_level = -9;
279    raidrec->persistent_superblock = 1;
280    raidrec->chunk_size = 64;
281    raidrec->parity = -1;
282    raidrec->data_disks.entries = 0;
283    raidrec->spare_disks.entries = 0;
284    raidrec->parity_disks.entries = 0;
285    raidrec->failed_disks.entries = 0;
286    raidrec->additional_vars.entries = 0;
287}
288#endif
289
290
291/**
292 * Insert modules that Mondo requires.
293 * Currently inserts @c dos, @c fat, @c vfat, and @c osst for Linux;
294 * @c msdosfs and @c ext2fs for FreeBSD.
295 */
296void insmod_crucial_modules(void)
297{
298#ifdef __FreeBSD__
299    system("kldstat | grep msdosfs || kldload msdosfs 2> /dev/null");
300    system("kldstat | grep ext2fs  || kldload ext2fs 2> /dev/null");
301#else
302    system("modprobe -a dos fat vfat loop &> /dev/null");
303#endif
304}
305
306
307/**
308 * Finish configuring the backup information structure. Call this function
309 * to set the parameters that depend on those that can be given on the command
310 * line.
311 *
312 * @param bkpinfo The backup information structure. Fields modified/used:
313 * - Used: @c bkpinfo->backup_data
314 * - Used: @c bkpinfo->backup_media_type
315 * - Used: @c bkpinfo->cdrw_speed
316 * - Used: @c bkpinfo->compression_level
317 * - Used: @c bkpinfo->include_paths
318 * - Used: @c bkpinfo->prefix
319 * - Used: @c bkpinfo->isodir
320 * - Used: @c bkpinfo->manual_cd_tray
321 * - Used: @c bkpinfo->make_cd_use_lilo
322 * - Used: @c bkpinfo->media_device
323 * - Used: @c bkpinfo->nfs_mount
324 * - Used: @c bkpinfo->nonbootable_backup
325 * - Used: @c bkpinfo->scratchdir
326 * - Used: @c bkpinfo->tmpdir
327 * - Used: @c bkpinfo->use_lzo
328 * - Modified: @c bkpinfo->call_before_iso
329 * - Modified: @c bkpinfo->call_make_iso
330 * - Modified: @c bkpinfo->optimal_set_size
331 * - Modified: @c bkpinfo->zip_exe
332 * - Modified: @c bkpinfo->zip_suffix
333 *
334 * @return number of errors, or 0 for success.
335 * @note Also creates directories that are specified in the @c bkpinfo structure but
336 * do not exist.
337 */
338int post_param_configuration(struct s_bkpinfo *bkpinfo)
339{
340    char *extra_cdrom_params = NULL;
341    char *mondo_mkisofs_sz = NULL;
342    char *command = NULL;
343    char *hostname = NULL;
344    char *ip_address = NULL;
345    int retval = 0;
346    long avm = 0;
347    char *colon = NULL;
348    char *cdr_exe = NULL;
349    char *tmp = NULL;
350    char *call_before_iso_user = NULL;
351    int rdsiz_MB;
352    char *iso_dev = NULL;
353    char *iso_mnt = NULL;
354    char *iso_tmp = NULL;
355    char *iso_path = NULL;
356    FILE *fd1 = NULL;
357
358    assert(bkpinfo != NULL);
359    bkpinfo->optimal_set_size =
360        (IS_THIS_A_STREAMING_BACKUP(bkpinfo->backup_media_type) ? 16 : 16) *
361        1024;
362
363    mr_msg(1, "Foo");
364    if (bkpinfo->backup_media_type == tape) {
365        mr_msg(1, "Bar");
366        mr_asprintf(&tmp, "mt -f %s status", bkpinfo->media_device);
367        mr_msg(1, "tmp = '%s'", tmp);
368        if (run_program_and_log_output(tmp, 3)) {
369            fatal_error
370                ("Unable to open tape device. If you haven't specified it with -d, do so. If you already have, check your parameter. I think it's wrong.");
371        }
372        mr_free(tmp);
373    }
374    make_hole_for_dir(bkpinfo->scratchdir);
375    make_hole_for_dir(bkpinfo->tmpdir);
376    if (bkpinfo->backup_media_type == iso)
377        make_hole_for_dir(bkpinfo->isodir);
378
379    run_program_and_log_output("uname -a", 5);
380    run_program_and_log_output("cat /etc/*-release", 5);
381    run_program_and_log_output("cat /etc/*issue*", 5);
382    sprintf(g_tmpfs_mountpt, "%s/tmpfs", bkpinfo->tmpdir);
383    mr_asprintf(&command, "mkdir -p %s", g_tmpfs_mountpt);
384    paranoid_system(command);
385    mr_free(command);
386    rdsiz_MB = PPCFG_RAMDISK_SIZE + g_tape_buffer_size_MB;
387#ifdef __FreeBSD__
388    mr_asprintf(&tmp,
389           call_program_and_get_last_line_of_output
390           ("vmstat | tail -1 | tr -s ' ' | cut -d' ' -f6"));
391    avm += atol(tmp);
392    mr_free(tmp);
393    mr_asprintf(&tmp,
394           call_program_and_get_last_line_of_output
395           ("swapinfo | grep -v Device | tr -s ' ' | cut -d' ' -f4 | tr '\n' '+' | sed 's/+$//' | bc"));
396    avm += atol(tmp);
397    mr_free(tmp);
398    mr_asprintf(&command, "mdmfs -s %d%c md9 %s", rdsiz_MB, 'm',
399             g_tmpfs_mountpt);
400#else
401    mr_asprintf(&tmp,
402           call_program_and_get_last_line_of_output
403           ("free | grep ':' | tr -s ' ' '\t' | cut -f2 | head -n1"));
404    avm += atol(tmp);
405    mr_free(tmp);
406    mr_asprintf(&command, "mount /dev/shm -t tmpfs %s -o size=%d%c",
407            g_tmpfs_mountpt, rdsiz_MB, 'm');
408    run_program_and_log_output("cat /proc/cpuinfo", 5);
409    /* BERLIOS: rpm is not necessarily there ! */
410    run_program_and_log_output
411        ("rpm -q newt newt-devel slang slang-devel ncurses ncurses-devel gcc",
412         5);
413#endif
414    if (avm / 1024 > rdsiz_MB * 3) {
415        if (run_program_and_log_output(command, 5)) {
416            g_tmpfs_mountpt[0] = '\0';
417            log_it("Failed to mount tmpfs");
418        } else {
419            log_it("Tmpfs mounted OK - %d MB", rdsiz_MB);
420        }
421    } else {
422        g_tmpfs_mountpt[0] = '\0';
423        log_it("It doesn't seem you have enough swap to use tmpfs. Fine.");
424    }
425    mr_free(command);
426
427    if (bkpinfo->use_lzo) {
428        strcpy(bkpinfo->zip_exe, "lzop");
429        strcpy(bkpinfo->zip_suffix, "lzo");
430    } else if (bkpinfo->use_gzip) {
431        strcpy(bkpinfo->zip_exe, "gzip");
432        strcpy(bkpinfo->zip_suffix, "gz");
433    } else if (bkpinfo->compression_level != 0) {
434        strcpy(bkpinfo->zip_exe, "bzip2");
435        strcpy(bkpinfo->zip_suffix, "bz2");
436    } else {
437        bkpinfo->zip_exe[0] = bkpinfo->zip_suffix[0] = '\0';
438    }
439
440// DVD
441
442    if (bkpinfo->backup_media_type == dvd) {
443        if (find_home_of_exe("growisofs")) {
444            mr_asprintf(&cdr_exe, "growisofs");
445        } else {
446            fatal_error("Please install growisofs.");
447        }
448        if (bkpinfo->nonbootable_backup) {
449            mr_asprintf(&mondo_mkisofs_sz, MONDO_GROWISOFS_NONBOOT);
450        } else if
451#ifdef __FreeBSD__
452            (TRUE)
453#else
454            (bkpinfo->make_cd_use_lilo)
455#endif
456#ifdef __IA64__
457    {
458        mr_asprintf(&mondo_mkisofs_sz, MONDO_GROWISOFS_REGULAR_ELILO);
459    }
460#else
461    {
462        mr_asprintf(&mondo_mkisofs_sz, MONDO_GROWISOFS_REGULAR_LILO);
463    }
464#endif
465        else
466        {
467            mr_asprintf(&mondo_mkisofs_sz, MONDO_GROWISOFS_REGULAR_SYSLINUX);
468        }
469        if (bkpinfo->manual_cd_tray) {
470            fatal_error("Manual CD tray + DVD not supported yet.");
471            // -m isn't supported by growisofs, BTW...
472        } else {
473            sprintf(bkpinfo->call_make_iso,
474                    "%s %s -Z %s . 2>> _ERR_",
475                    mondo_mkisofs_sz, "", bkpinfo->media_device);
476        }
477        mr_free(mondo_mkisofs_sz);
478
479        if (getenv ("SUDO_COMMAND")) {
480            mr_asprintf(&command, "strings `which growisofs` | grep -c SUDO_COMMAND");
481            if (!strcmp(call_program_and_get_last_line_of_output(command), "1")) {
482                popup_and_OK("Fatal Error: Can't write DVDs as sudo because growisofs doesn't support this - see the growisofs manpage for details.");
483                fatal_error("Can't write DVDs as sudo because growisofs doesn't support this - see the growisofs manpage for details.");
484            }
485            mr_free(command);
486        }
487        mr_msg(2, "call_make_iso (DVD res) is ... %s",
488                bkpinfo->call_make_iso);
489    }                           // end of DVD code
490
491// CD-R or CD-RW
492    if (bkpinfo->backup_media_type == cdrw
493        || bkpinfo->backup_media_type == cdr) {
494        if (!bkpinfo->manual_cd_tray) {
495            mr_strcat(extra_cdrom_params, "-waiti ");
496        }
497        if (bkpinfo->backup_media_type == cdrw) {
498            mr_strcat(extra_cdrom_params, "blank=fast ");
499        }
500        if (find_home_of_exe("cdrecord")) {
501            mr_asprintf(&cdr_exe, "cdrecord");
502        } else if (find_home_of_exe("dvdrecord")) {
503            mr_asprintf(&cdr_exe, "dvdrecord");
504        } else {
505            fatal_error("Please install either cdrecord or dvdrecord.");
506        }
507        if (bkpinfo->nonbootable_backup) {
508            mr_asprintf(&mondo_mkisofs_sz, MONDO_MKISOFS_NONBOOT);
509        } else if
510#ifdef __FreeBSD__
511            (TRUE)
512#else
513            (bkpinfo->make_cd_use_lilo)
514#endif
515#ifdef __IA64__
516    {
517        mr_asprintf(&mondo_mkisofs_sz, MONDO_MKISOFS_REGULAR_ELILO);
518    }
519#else
520    {
521        mr_asprintf(&mondo_mkisofs_sz, MONDO_MKISOFS_REGULAR_LILO);
522    }
523#endif
524        else
525        {
526            mr_asprintf(&mondo_mkisofs_sz, MONDO_MKISOFS_REGULAR_SYSLINUX);
527        }
528        if (bkpinfo->manual_cd_tray) {
529            if (bkpinfo->call_before_iso[0] == '\0') {
530            sprintf(bkpinfo->call_before_iso,
531                        "%s -o %s/temporary.iso . 2>> _ERR_",
532                        mondo_mkisofs_sz, bkpinfo->tmpdir);
533            } else {
534                mr_asprintf(&call_before_iso_user, bkpinfo->call_before_iso);
535                sprintf (bkpinfo->call_before_iso,
536                                    "( %s -o %s/temporary.iso . 2>> _ERR_ ; %s )",
537                        mondo_mkisofs_sz, bkpinfo->tmpdir, call_before_iso_user);
538                mr_free(call_before_iso_user);
539            }
540            log_it("bkpinfo->call_before_iso = %s", bkpinfo->call_before_iso);
541            sprintf(bkpinfo->call_make_iso,
542                    "%s %s -v %s fs=4m dev=%s speed=%d %s/temporary.iso",
543                    cdr_exe, (bkpinfo->please_dont_eject) ? " " : "-eject",
544                    extra_cdrom_params, bkpinfo->media_device,
545                    bkpinfo->cdrw_speed, bkpinfo->tmpdir);
546        } else {
547            sprintf(bkpinfo->call_make_iso,
548                    "%s . 2>> _ERR_ | %s %s %s fs=4m dev=%s speed=%d -",
549                    mondo_mkisofs_sz, cdr_exe,
550                    (bkpinfo->please_dont_eject) ? " " : "-eject",
551                    extra_cdrom_params, bkpinfo->media_device,
552                    bkpinfo->cdrw_speed);
553        }
554        mr_free(mondo_mkisofs_sz);
555        mr_free(cdr_exe);
556        mr_free(extra_cdrom_params);
557    }                           // end of CD code
558
559    if (bkpinfo->backup_media_type == iso) {
560
561/* Patch by Conor Daly <conor.daly@met.ie>
562 * 23-june-2004
563 * Break up isodir into iso_mnt and iso_path
564 * These will be used along with iso-dev at restore time
565 * to locate the ISOs where ever they're mounted
566 */
567
568        log_it("isodir = %s", bkpinfo->isodir);
569        mr_asprintf(&command, "df -P %s | tail -n1 | cut -d' ' -f1",
570                 bkpinfo->isodir);
571        log_it("command = %s", command);
572        mr_asprintf(&iso_dev, call_program_and_get_last_line_of_output(command));
573        mr_free(command);
574        log_it("res of it = %s", iso_dev);
575
576        fd1 = mr_fopen(MONDORESTORECFG, "a");
577        mr_fprintf(fd1, "iso-dev=%s\n", iso_dev);
578
579        mr_asprintf(&command, "mount | grep -w %s | tail -n1 | cut -d' ' -f3",
580                 iso_dev);
581        mr_free(iso_dev);
582
583        log_it("command = %s", command);
584        mr_asprintf(&iso_mnt,call_program_and_get_last_line_of_output(command));
585        mr_free(command);
586
587        log_it("res of it = %s", iso_mnt);
588        mr_fprintf(fd1, "iso-mnt=%s\n", iso_mnt);
589        log_it("isomnt: %s, %d", iso_mnt, strlen(iso_mnt));
590
591        mr_asprintf(&iso_tmp, "%s", bkpinfo->isodir);
592        if (strlen(iso_tmp) >= strlen(iso_mnt)) {
593            mr_asprintf(&iso_path, "%s", iso_tmp + strlen(iso_mnt));
594        } else {
595            mr_asprintf(&iso_path, "");
596        }
597        mr_free(iso_tmp);
598        mr_free(iso_mnt);
599
600        log_it("isodir: %s", iso_path);
601        mr_fprintf(fd1, "isodir=%s\n", iso_path);
602        mr_free(iso_path);
603
604        log_it("iso-prefix: %s",  bkpinfo->prefix);
605        mr_fprintf(fd1, "iso-prefix=%s\n", bkpinfo->prefix);
606
607        mr_fclose(fd1);
608    }                           // end of iso code
609
610    if (bkpinfo->backup_media_type == nfs) {
611        mr_asprintf(&hostname, bkpinfo->nfs_mount);
612        colon = strchr(hostname, ':');
613        if (!colon) {
614            log_it("nfs mount doesn't have a colon in it");
615            retval++;
616        } else {
617            struct hostent *hent;
618
619            *colon = '\0';
620            hent = gethostbyname(hostname);
621            if (!hent) {
622                log_it("Can't resolve NFS mount (%s): %s", hostname,
623                       hstrerror(h_errno));
624                retval++;
625            } else {
626                mr_asprintf(&ip_address, "%s%s", inet_ntoa((struct in_addr)
627                                                *((struct in_addr *) hent->h_addr)),
628                                                strchr(bkpinfo->nfs_mount, ':'));
629                strcpy(bkpinfo->nfs_mount, ip_address);
630                mr_free(ip_address);
631            }
632        }
633        store_nfs_config(bkpinfo);
634        mr_free(hostname);
635    }
636
637    log_it("Finished processing incoming params");
638    if (retval) {
639        fprintf(stderr, "Type 'man mondoarchive' for help.\n");
640    }
641    mr_asprintf(&tmp, "%s", MONDO_TMPISOS);
642    if (does_file_exist(tmp)) {
643        unlink(tmp);
644    }
645    mr_free(tmp);
646
647    if (strlen(bkpinfo->tmpdir) < 2 || strlen(bkpinfo->scratchdir) < 2) {
648        log_it("tmpdir or scratchdir are blank/missing");
649        retval++;
650    }
651    if (bkpinfo->include_paths[0] == '\0') {
652        //      fatal_error ("Why no backup path?");
653        strcpy(bkpinfo->include_paths, "/");
654    }
655    chmod(bkpinfo->scratchdir, 0700);
656    chmod(bkpinfo->tmpdir, 0700);
657    g_backup_media_type = bkpinfo->backup_media_type;
658    g_backup_media_string = bkpinfo->backup_media_string;
659    return (retval);
660}
661
662
663/**
664 * Do some miscellaneous setup tasks to be performed before filling @c bkpinfo.
665 * Seeds the random-number generator, loads important modules, checks the sanity
666 * of the user's Linux distribution, and deletes logfile.
667 * @param bkpinfo The backup information structure. Will be initialized.
668 * @return number of errors (0 for success)
669 */
670int pre_param_configuration(struct s_bkpinfo *bkpinfo)
671{
672    int res = 0;
673
674    make_hole_for_dir(MNT_CDROM);
675    assert(bkpinfo != NULL);
676    srandom((unsigned long) (time(NULL)));
677    insmod_crucial_modules();
678    reset_bkpinfo(bkpinfo);     // also sets defaults ('/'=backup path, 3=compression level)
679    if (bkpinfo->disaster_recovery) {
680        if (!does_nonMS_partition_exist()) {
681            fatal_error
682                ("I am in disaster recovery mode\nPlease don't run mondoarchive.");
683        }
684    }
685
686    run_program_and_log_output("rm -Rf /tmp/changed.files*", FALSE);
687    if (find_and_store_mondoarchives_home(g_mondo_home)) {
688        fprintf(stderr,
689                "Cannot find Mondo's homedir. I think you have >1 'mondo' directory on your hard disk. Please delete the superfluous 'mondo' directories and try again\n");
690        res++;
691        return (res);
692    }
693    res += some_basic_system_sanity_checks();
694    if (res) {
695        log_it("Your distribution did not pass Mondo's sanity test.");
696    }
697    g_current_media_number = 1;
698    bkpinfo->postnuke_tarball[0] = bkpinfo->nfs_mount[0] = '\0';
699    return (res);
700}
701
702
703
704
705/**
706 * Reset all fields of the backup information structure to a sensible default.
707 * @param bkpinfo The @c bkpinfo to reset.
708 */
709void reset_bkpinfo(struct s_bkpinfo *bkpinfo)
710{
711    int i;
712
713    mr_msg(1, "Hi");
714
715    assert(bkpinfo != NULL);
716    /* BERLIOS : Useless ?? */
717    memset((void *) bkpinfo, 0, sizeof(struct s_bkpinfo));
718
719    bkpinfo->manual_cd_tray = FALSE;
720    bkpinfo->internal_tape_block_size = DEFAULT_INTERNAL_TAPE_BLOCK_SIZE;
721    bkpinfo->media_device[0] = '\0';
722    for (i = 0; i <= MAX_NOOF_MEDIA; i++) {
723        bkpinfo->media_size[i] = -1;
724    }
725    bkpinfo->boot_loader = '\0';
726    bkpinfo->boot_device[0] = '\0';
727    bkpinfo->zip_exe[0] = '\0';
728    bkpinfo->zip_suffix[0] = '\0';
729    bkpinfo->restore_path[0] = '\0';
730    bkpinfo->use_lzo = FALSE;
731    bkpinfo->use_gzip = FALSE;
732    bkpinfo->do_not_compress_these[0] = '\0';
733    bkpinfo->verify_data = FALSE;
734    bkpinfo->backup_data = FALSE;
735    bkpinfo->restore_data = FALSE;
736    bkpinfo->disaster_recovery =
737        (am_I_in_disaster_recovery_mode()? TRUE : FALSE);
738    if (bkpinfo->disaster_recovery) {
739        strcpy(bkpinfo->isodir, "/");
740    } else {
741        strcpy(bkpinfo->isodir, "/var/cache/mondo/iso");
742    }
743    strcpy(bkpinfo->prefix, STD_PREFIX);
744
745    bkpinfo->scratchdir[0] = '\0';
746    bkpinfo->make_filelist = TRUE;  // unless -J supplied to mondoarchive
747    sprintf(bkpinfo->tmpdir, "/tmp/tmpfs/mondo.tmp.%d", (int) (random() % 32768));  // for mondorestore
748    bkpinfo->optimal_set_size = 0;
749    bkpinfo->backup_media_type = none;
750    bkpinfo->backup_media_string[0] = '\0';
751    strcpy(bkpinfo->include_paths, "/");
752    bkpinfo->exclude_paths[0] = '\0';
753    bkpinfo->call_before_iso[0] = '\0';
754    bkpinfo->call_make_iso[0] = '\0';
755    bkpinfo->call_burn_iso[0] = '\0';
756    bkpinfo->call_after_iso[0] = '\0';
757    bkpinfo->image_devs[0] = '\0';
758    bkpinfo->postnuke_tarball[0] = '\0';
759    bkpinfo->kernel_path[0] = '\0';
760    bkpinfo->nfs_mount[0] = '\0';
761    bkpinfo->nfs_remote_dir[0] = '\0';
762    bkpinfo->wipe_media_first = FALSE;
763    bkpinfo->differential = FALSE;
764    bkpinfo->cdrw_speed = 0;
765// patch by Herman Kuster 
766    bkpinfo->differential = 0;
767// patch end
768    bkpinfo->compression_level = 3;
769}
770
771
772/**
773 * Get the remaining free space (in MB) on @p partition.
774 * @param partition The partition to check free space on (either a device or a mountpoint).
775 * @return The free space on @p partition, in MB.
776 */
777long free_space_on_given_partition(char *partition)
778{
779    char *command = NULL;
780    char *out_sz = NULL;
781    long res = 0L;
782
783    assert_string_is_neither_NULL_nor_zerolength(partition);
784
785    mr_asprintf(&command, "df -m -P %s &> /dev/null", partition);
786    if (system(command)) {
787        return (-1);
788    }                           // partition does not exist
789    mr_free(command);
790
791    mr_asprintf(&command, "df -m -P %s | tail -n1 | tr -s ' ' '\t' | cut -f4",
792            partition);
793    mr_asprintf(&out_sz, call_program_and_get_last_line_of_output(command));
794    mr_free(command);
795
796    if (strlen(out_sz) == 0) {
797        return (-1);
798    }                           // error within df, probably
799    res = atol(out_sz);
800    mr_free(out_sz);
801    return (res);
802}
803
804
805/**
806 * Check the user's system for sanity. Checks performed:
807 * - make sure user has enough RAM (32mb required, 64mb recommended)
808 * - make sure user has enough free space in @c /
809 * - check kernel for ramdisk support
810 * - make sure afio, cdrecord, mkisofs, bzip2, awk, md5sum, strings, mindi, and buffer exist
811 * - make sure CD-ROM is unmounted
812 * - make sure /etc/modules.conf exists
813 * - make sure user's mountlist is OK by running <tt>mindi --makemountlist</tt>
814 *
815 * @return number of problems with the user's setup (0 for success)
816 */
817int some_basic_system_sanity_checks()
818{
819
820    /*@ buffers ************ */
821    char *tmp = NULL;
822
823    /*@ int's *************** */
824    int retval = 0;
825    long Lres;
826
827
828    mvaddstr_and_log_it(g_currentY, 0,
829                        "Checking sanity of your Linux distribution");
830#ifndef __FreeBSD__
831    if (system("which mkfs.vfat &> /dev/null")
832        && !system("which mkfs.msdos &> /dev/null")) {
833        log_it
834            ("OK, you've got mkfs.msdos but not mkfs.vfat; time for the fairy to wave her magic wand...");
835        run_program_and_log_output
836            ("ln -sf `which mkfs.msdos` /sbin/mkfs.vfat", FALSE);
837    }
838    mr_asprintf(&tmp,
839           call_program_and_get_last_line_of_output
840           ("free | grep Mem | head -n1 | tr -s ' ' '\t' | cut -f2"));
841    if (atol(tmp) < 35000) {
842        retval++;
843        log_to_screen(_("You must have at least 32MB of RAM to use Mondo."));
844    }
845    if (atol(tmp) < 66000) {
846        log_to_screen
847            (_("WARNING! You have very little RAM. Please upgrade to 64MB or more."));
848    }
849    mr_free(tmp);
850#endif
851
852    Lres = free_space_on_given_partition("/var/cache");
853    log_it("Free space on given partition = %ld MB", Lres);
854
855    if (Lres < 50) {
856        fatal_error("Your /var/cache partition has <50MB free. Please adjust your partition table to something saner."); 
857    }
858
859    if (system("which " MKE2FS_OR_NEWFS " > /dev/null 2> /dev/null")) {
860        retval++;
861        log_to_screen
862            ("Unable to find " MKE2FS_OR_NEWFS " in system path.");
863        fatal_error
864            ("Please use \"su -\", not \"su\" to become root. OK? ...and please don't e-mail the mailing list or me about this. Just read the message. :)");
865    }
866#ifndef __FreeBSD__
867    if (run_program_and_log_output
868        ("grep ramdisk /proc/devices", FALSE)) {
869        if (!ask_me_yes_or_no
870            (_("Your kernel has no ramdisk support. That's mind-numbingly stupid but I'll allow it if you're planning to use a failsafe kernel. Are you?")))
871        {
872            //          retval++;
873            log_to_screen
874                (_("It looks as if your kernel lacks ramdisk and initrd support."));
875            log_to_screen
876                (_("I'll allow you to proceed but FYI, if I'm right, your kernel is broken."));
877        }
878    }
879#endif
880    retval += whine_if_not_found(MKE2FS_OR_NEWFS);
881    retval += whine_if_not_found("mkisofs");
882    if (system("which dvdrecord > /dev/null 2> /dev/null")) {
883        retval += whine_if_not_found("cdrecord");
884    }
885    retval += whine_if_not_found("bzip2");
886    retval += whine_if_not_found("gzip");
887    retval += whine_if_not_found("awk");
888    retval += whine_if_not_found("md5sum");
889    retval += whine_if_not_found("strings");
890    retval += whine_if_not_found("mindi");
891    retval += whine_if_not_found("buffer");
892
893    // abort if Windows partition but no ms-sys and parted
894    if (!run_program_and_log_output
895        ("mount | grep -w vfat | grep -vE \"/dev/fd|nexdisk\"", 0)
896        ||
897        !run_program_and_log_output
898        ("mount | grep -w dos | grep -vE \"/dev/fd|nexdisk\"", 0)) {
899        log_to_screen(_("I think you have a Windows 9x partition."));
900        retval += whine_if_not_found("parted");
901#ifndef __IA64__
902        /* IA64 always has one vfat partition for EFI even without Windows */
903        // retval +=
904        if (!find_home_of_exe("ms-sys")) {
905            log_to_screen("Please install ms-sys just in case.");
906        }
907#endif
908    }
909
910    if (!find_home_of_exe("cmp")) {
911        if (!find_home_of_exe("true")) {
912            whine_if_not_found("cmp");
913        } else {
914            log_to_screen
915                ("Your system lacks the 'cmp' binary. I'll create a dummy cmp for you.");
916            if (run_program_and_log_output
917                ("cp -f `which true` /usr/bin/cmp", 0)) {
918                fatal_error("Failed to create dummy 'cmp' file.");
919            }
920        }
921    }
922    run_program_and_log_output
923        ("umount `mount | grep cdr | cut -d' ' -f3 | tr '\n' ' '`", 5);
924    mr_asprintf(&tmp,
925           call_program_and_get_last_line_of_output
926           ("mount | grep -E \"cdr(om|w)\""));
927    if (strcmp("", tmp)) {
928        if (strstr(tmp, "autofs")) {
929            log_to_screen
930                (_("Your CD-ROM is mounted via autofs. I therefore cannot tell"));
931            log_to_screen
932                (_("if a CD actually is inserted. If a CD is inserted, please"));
933            log_to_screen(_("eject it. Thank you."));
934            log_it
935                ("Ignoring autofs CD-ROM 'mount' since we hope nothing's in it.");
936        } else
937            if (run_program_and_log_output("uname -a | grep Knoppix", 5)) {
938            retval++;
939            fatal_error
940                ("Your CD-ROM drive is mounted. Please unmount it.");
941        }
942    }
943    mr_free(tmp);
944#ifndef __FreeBSD__
945    if (!does_file_exist("/etc/modules.conf")) {
946        if (does_file_exist("/etc/conf.modules")) {
947            log_it("Linking /etc/modules.conf to /etc/conf.modules");
948            run_program_and_log_output
949                ("ln -sf /etc/conf.modules /etc/modules.conf", 5);
950        } else if (does_file_exist("/etc/modprobe.d")) {
951            log_it
952                ("Directory /etc/modprobe.d found. mindi will use its contents.");
953        } else if (does_file_exist("/etc/modprobe.conf")) {
954            log_it("Linking /etc/modules.conf to /etc/modprobe.conf");
955            run_program_and_log_output
956                ("ln -sf /etc/modprobe.conf /etc/modules.conf", 5);
957        } else {
958            retval++;
959            log_to_screen
960                (_("Please find out what happened to /etc/modules.conf"));
961        }
962    }
963#endif
964
965    run_program_and_log_output("cat /etc/fstab", 5);
966#ifdef __FreeBSD__
967    run_program_and_log_output("vinum printconfig", 5);
968#else
969    run_program_and_log_output("cat /etc/raidtab", 5);
970#endif
971
972    if (run_program_and_log_output("mindi -V", 1)) {
973        log_to_screen(_("Could not ascertain mindi's version number."));
974        log_to_screen
975            (_("You have not installed Mondo and/or Mindi properly."));
976        log_to_screen(_("Please uninstall and reinstall them both."));
977        fatal_error("Please reinstall Mondo and Mindi.");
978    }
979    if (run_program_and_log_output
980        ("mindi --makemountlist /tmp/mountlist.txt.test", 5)) {
981        log_to_screen
982            (_("Mindi --makemountlist /tmp/mountlist.txt.test failed for some reason."));
983        log_to_screen
984            (_("Please run that command by hand and examine /var/log/mindi.log"));
985        log_to_screen
986            (_("for more information. Perhaps your /etc/fstab file is insane."));
987        log_to_screen
988            (_("Perhaps Mindi's MakeMountlist() subroutine has a bug. We'll see."));
989        retval++;
990    }
991
992    if (!run_program_and_log_output("parted2fdisk -l | grep -i raid", 1)
993        && !does_file_exist("/etc/raidtab")) {
994        log_to_screen
995            (_("You have RAID partitions but no /etc/raidtab - creating one from /proc/mdstat"));
996        create_raidtab_from_mdstat("/etc/raidtab");
997    }
998
999    if (retval) {
1000        mvaddstr_and_log_it(g_currentY++, 74, _("Failed."));
1001    } else {
1002        mvaddstr_and_log_it(g_currentY++, 74, _("Done."));
1003    }
1004    return (retval);
1005}
1006
1007/**
1008 * Retrieve the line containing @p label from the config file.
1009 * @param config_file The file to read from, usually @c /tmp/mondo-restore.cfg.
1010 * @param label What to read from the file.
1011 * @param value Where to put it.
1012 * @return 0 for success, 1 for failure.
1013 */
1014int read_cfg_var(char *config_file, char *label, char *value)
1015{
1016    /*@ buffer ****************************************************** */
1017    char *command = NULL;
1018    char *tmp = NULL;
1019
1020    /*@ end vars *************************************************** */
1021
1022    assert_string_is_neither_NULL_nor_zerolength(config_file);
1023    assert_string_is_neither_NULL_nor_zerolength(label);
1024
1025    if (!does_file_exist(config_file)) {
1026        mr_asprintf(&tmp, "(read_cfg_var) Cannot find %s config file",
1027                 config_file);
1028        log_to_screen(tmp);
1029        mr_free(tmp);
1030        value[0] = '\0';
1031        return (1);
1032    /* } BERLIOS: Useless:
1033         else if (strstr(value, "/dev/") && strstr(value, "t0")
1034               && !strcmp(label, "media-dev")) {
1035        mr_msg(2, "FYI, I shan't read new value for %s - already got %s",
1036                label, value);
1037        return (0);
1038    */ } else {
1039        mr_asprintf(&command, "grep '%s .*' %s| cut -d'=' -f2,3,4,5",
1040                label, config_file);
1041        strcpy(value, call_program_and_get_last_line_of_output(command));
1042        mr_free(command);
1043        if (strlen(value) == 0) {
1044            return (1);
1045        } else {
1046            return (0);
1047        }
1048    }
1049}
1050
1051
1052/**
1053 * Remount @c supermount if it was unmounted earlier.
1054 */
1055void remount_supermounts_if_necessary()
1056{
1057    if (g_remount_cdrom_at_end) {
1058        run_program_and_log_output("mount " MNT_CDROM, FALSE);
1059    }
1060    if (g_remount_floppy_at_end) {
1061        run_program_and_log_output("mount " MNT_FLOPPY, FALSE);
1062    }
1063}
1064
1065/**
1066 * Unmount @c supermount if it's mounted.
1067 */
1068void unmount_supermounts_if_necessary()
1069{
1070    if (run_program_and_log_output
1071        ("mount | grep cdrom | grep super", FALSE) == 0) {
1072        g_remount_cdrom_at_end = TRUE;
1073        run_program_and_log_output("umount " MNT_CDROM, FALSE);
1074    }
1075    if (run_program_and_log_output
1076        ("mount | grep floppy | grep super", FALSE) == 0) {
1077        g_remount_floppy_at_end = TRUE;
1078        run_program_and_log_output("umount " MNT_FLOPPY, FALSE);
1079    }
1080}
1081
1082/**
1083 * If this is a distribution like Gentoo that doesn't keep /boot mounted, mount it.
1084 */
1085void mount_boot_if_necessary()
1086{
1087    char *tmp = NULL;
1088    char *tmp1 = NULL;
1089    char *command = NULL;
1090
1091    mr_msg(1, "Started sub");
1092    mr_msg(4, "About to set g_boot_mountpt[0] to '\\0'");
1093    g_boot_mountpt[0] = '\0';
1094    mr_msg(4, "Done. Great. Setting command to something");
1095    mr_asprintf(&command,
1096             "grep -v ':' /etc/fstab | grep -vE '^#.*$' | grep -E \"[   ]/boot[     ]\" | tr -s ' ' '\t' | cut -f1 | head -n1");
1097    mr_msg(4, "Cool. Command = '%s'", command);
1098    mr_asprintf(&tmp, call_program_and_get_last_line_of_output(command));
1099    mr_free(command);
1100
1101    mr_msg(4, "tmp = '%s'", tmp);
1102    if (tmp[0]) {
1103        log_it("/boot is at %s according to /etc/fstab", tmp);
1104        if (strstr(tmp, "LABEL=")) {
1105            if (!run_program_and_log_output("mount /boot", 5)) {
1106                strcpy(g_boot_mountpt, "/boot");
1107                mr_msg(1, "Mounted /boot");
1108            } else {
1109                log_it("...ignored cos it's a label :-)");
1110            }
1111        } else {
1112            mr_asprintf(&command, "mount | grep -E '^%s'", tmp);
1113            mr_msg(3, "command = %s", command);
1114            if (run_program_and_log_output(command, 5)) {
1115                strcpy(g_boot_mountpt, tmp);
1116                mr_asprintf(&tmp1,
1117                        "%s (your /boot partition) is not mounted. I'll mount it before backing up",
1118                        g_boot_mountpt);
1119                log_it(tmp1);
1120                mr_free(tmp1);
1121
1122                mr_asprintf(&tmp1, "mount %s", g_boot_mountpt);
1123                if (run_program_and_log_output(tmp1, 5)) {
1124                    g_boot_mountpt[0] = '\0';
1125                    mr_msg(1, "Plan B");
1126                    if (!run_program_and_log_output("mount /boot", 5)) {
1127                        strcpy(g_boot_mountpt, "/boot");
1128                        mr_msg(1, "Plan B worked");
1129                    } else {
1130                        mr_msg(1,
1131                                "Plan B failed. Unable to mount /boot for backup purposes. This probably means /boot is mounted already, or doesn't have its own partition.");
1132                    }
1133                }
1134                mr_free(tmp1);
1135            }
1136            mr_free(command);
1137        }
1138    }
1139    mr_free(tmp);
1140    mr_msg(1, "Ended sub");
1141}
1142
1143
1144/**
1145 * If we mounted /boot earlier, unmount it.
1146 */
1147void unmount_boot_if_necessary()
1148{
1149    char *tmp;
1150
1151    mr_msg(3, "starting");
1152    if (g_boot_mountpt[0]) {
1153        mr_asprintf(&tmp, "umount %s", g_boot_mountpt);
1154        if (run_program_and_log_output(tmp, 5)) {
1155            log_it("WARNING - unable to unmount /boot");
1156        }
1157        mr_free(tmp);
1158    }
1159    mr_msg(3, "leaving");
1160}
1161
1162
1163/**
1164 * Write a line to a configuration file. Writes a line of the form,
1165 * @c label @c value.
1166 * @param config_file The file to write to. Usually @c mondo-restore.cfg.
1167 * @param label What to call this bit of data you're writing.
1168 * @param value The bit of data you're writing.
1169 * @return 0 for success, 1 for failure.
1170 */
1171int write_cfg_var(char *config_file, char *label, char *value)
1172{
1173    /*@ buffers ***************************************************** */
1174    char *command = NULL;
1175    char *tempfile = NULL;
1176    char *tmp = NULL;
1177
1178
1179    /*@ end vars *************************************************** */
1180    assert_string_is_neither_NULL_nor_zerolength(config_file);
1181    assert_string_is_neither_NULL_nor_zerolength(label);
1182    assert(value != NULL);
1183
1184    if (!does_file_exist(config_file)) {
1185        mr_asprintf(&tmp, "(write_cfg_file) Cannot find %s config file",
1186                 config_file);
1187        log_to_screen(tmp);
1188        mr_free(tmp);
1189        return (1);
1190    }
1191    mr_asprintf(&tempfile,
1192           call_program_and_get_last_line_of_output
1193           ("mktemp -q /tmp/mojo-jojo.blah.XXXXXX"));
1194    if (does_file_exist(config_file)) {
1195        mr_asprintf(&command, "grep -vE '^%s .*$' %s > %s",
1196                label, config_file, tempfile);
1197        paranoid_system(command);
1198        mr_free(command);
1199    }
1200    mr_asprintf(&command, "echo \"%s %s\" >> %s", label, value, tempfile);
1201    paranoid_system(command);
1202    mr_free(command);
1203
1204    mr_asprintf(&command, "mv -f %s %s", tempfile, config_file);
1205    paranoid_system(command);
1206    mr_free(command);
1207    unlink(tempfile);
1208    mr_free(tempfile);
1209    return (0);
1210}
1211
1212
1213/**
1214 * Allocate or free important globals, depending on @p mal.
1215 * @param mal If TRUE, malloc; if FALSE, free.
1216 */
1217void do_libmondo_global_strings_thing(int mal)
1218{
1219    if (mal) {
1220        iamhere("Malloc'ing globals");
1221        malloc_string(g_boot_mountpt);
1222        malloc_string(g_mondo_home);
1223        malloc_string(g_tmpfs_mountpt);
1224        malloc_string(g_erase_tmpdir_and_scratchdir);
1225        malloc_string(g_serial_string);
1226        malloc_string(g_magicdev_command);
1227    } else {
1228        iamhere("Freeing globals");
1229        mr_free(g_boot_mountpt);
1230        mr_free(g_mondo_home);
1231        mr_free(g_tmpfs_mountpt);
1232        mr_free(g_erase_tmpdir_and_scratchdir);
1233        mr_free(g_serial_string);
1234        mr_free(g_magicdev_command);
1235    }
1236}
1237
1238/**
1239 * Allocate important globals.
1240 * @see do_libmondo_global_strings_thing
1241 */
1242void malloc_libmondo_global_strings(void)
1243{
1244    do_libmondo_global_strings_thing(1);
1245}
1246
1247/**
1248 * Free important globals.
1249 * @see do_libmondo_global_strings_thing
1250 */
1251void free_libmondo_global_strings(void)
1252{
1253    do_libmondo_global_strings_thing(0);
1254}
1255
1256
1257
1258/**
1259 * Stop @c magicdev if it's running.
1260 * The command used to start it is saved in @p g_magicdev_command.
1261 */
1262void stop_magicdev_if_necessary()
1263{
1264    strcpy(g_magicdev_command,
1265           call_program_and_get_last_line_of_output
1266           ("ps ax | grep -w magicdev | grep -v grep | tr -s '\t' ' '| cut -d' ' -f6-99"));
1267    if (g_magicdev_command[0]) {
1268        mr_msg(1, "g_magicdev_command = '%s'", g_magicdev_command);
1269        paranoid_system("killall magicdev");
1270    }
1271}
1272
1273
1274/**
1275 * Restart magicdev if it was stopped.
1276 */
1277void restart_magicdev_if_necessary()
1278{
1279    char *tmp = NULL;
1280
1281    if (g_magicdev_command && g_magicdev_command[0]) {
1282        mr_asprintf(&tmp, "%s &", g_magicdev_command);
1283        paranoid_system(tmp);
1284        mr_free(tmp);
1285    }
1286}
1287
1288/* @} - end of utilityGroup */
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