3 * dvd.c -- Routines specific to DVD devices (and
4 * possibly other removable hard media).
11 Copyright (C) 2005 Kern Sibbald
13 This program is free software; you can redistribute it and/or
14 modify it under the terms of the GNU General Public License
15 version 2 as amended with additional clauses defined in the
16 file LICENSE in the main source directory.
18 This program is distributed in the hope that it will be useful,
19 but WITHOUT ANY WARRANTY; without even the implied warranty of
20 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
21 the file LICENSE for additional details.
28 /* Forward referenced functions */
29 static void edit_device_codes_dev(DEVICE *dev, POOL_MEM &omsg, const char *imsg);
30 static bool do_mount_dev(DEVICE* dev, int mount, int dotimeout);
31 static void add_file_and_part_name(DEVICE *dev, POOL_MEM &archive_name);
34 * Write the current volume/part filename to archive_name.
36 void make_mounted_dvd_filename(DEVICE *dev, POOL_MEM &archive_name)
38 pm_strcpy(archive_name, dev->device->mount_point);
39 add_file_and_part_name(dev, archive_name);
40 dev->set_part_spooled(false);
43 void make_spooled_dvd_filename(DEVICE *dev, POOL_MEM &archive_name)
45 /* Use the working directory if spool directory is not defined */
46 if (dev->device->spool_directory) {
47 pm_strcpy(archive_name, dev->device->spool_directory);
49 pm_strcpy(archive_name, working_directory);
51 add_file_and_part_name(dev, archive_name);
52 dev->set_part_spooled(true);
55 static void add_file_and_part_name(DEVICE *dev, POOL_MEM &archive_name)
58 if (archive_name.c_str()[strlen(archive_name.c_str())-1] != '/') {
59 pm_strcat(archive_name, "/");
62 pm_strcat(archive_name, dev->VolCatInfo.VolCatName);
63 /* if part > 1, append .# to the filename (where # is the part number) */
65 pm_strcat(archive_name, ".");
66 bsnprintf(partnumber, sizeof(partnumber), "%d", dev->part);
67 pm_strcat(archive_name, partnumber);
69 Dmsg1(100, "Exit make_dvd_filename: arch=%s\n", archive_name.c_str());
73 * If timeout, wait until the mount command returns 0.
74 * If !timeout, try to mount the device only once.
76 bool mount_dev(DEVICE* dev, int timeout)
78 Dmsg0(90, "Enter mount_dev\n");
79 if (dev->is_mounted()) {
81 } else if (dev->requires_mount()) {
82 return do_mount_dev(dev, 1, timeout);
88 * If timeout, wait until the unmount command returns 0.
89 * If !timeout, try to unmount the device only once.
91 bool unmount_dev(DEVICE *dev, int timeout)
93 Dmsg0(90, "Enter unmount_dev\n");
94 if (dev->is_mounted()) {
95 return do_mount_dev(dev, 0, timeout);
100 /* (Un)mount the device */
101 static bool do_mount_dev(DEVICE* dev, int mount, int dotimeout)
103 POOL_MEM ocmd(PM_FNAME);
108 sm_check(__FILE__, __LINE__, false);
110 if (dev->is_mounted()) {
111 Dmsg0(200, "======= DVD mount=1\n");
114 icmd = dev->device->mount_command;
116 if (!dev->is_mounted()) {
117 Dmsg0(200, "======= DVD mount=0\n");
120 icmd = dev->device->unmount_command;
123 edit_device_codes_dev(dev, ocmd, icmd);
125 Dmsg2(200, "do_mount_dev: cmd=%s mounted=%d\n", ocmd.c_str(), !!dev->is_mounted());
128 /* Try at most 1 time to (un)mount the device. This should perhaps be configurable. */
133 results = get_memory(2000);
135 /* If busy retry each second */
136 while ((status = run_program_full_output(ocmd.c_str(),
137 dev->max_open_wait/2, results)) != 0) {
138 /* Doesn't work with internationalisation (This is not a problem) */
139 if (fnmatch("*is already mounted on", results, 0) == 0) {
143 /* Sometimes the device cannot be mounted because it is already mounted.
144 * Try to unmount it, then remount it */
146 Dmsg1(400, "Trying to unmount the device %s...\n", dev->print_name());
147 do_mount_dev(dev, 0, 0);
152 Dmsg2(40, "Device %s cannot be mounted. ERR=%s\n", dev->print_name(), results);
153 Mmsg(dev->errmsg, _("Device %s cannot be mounted. ERR=%s\n"),
154 dev->print_name(), results);
156 * Now, just to be sure it is not mounted, try to read the
160 struct dirent *entry, *result;
164 name_max = pathconf(".", _PC_NAME_MAX);
165 if (name_max < 1024) {
169 if (!(dp = opendir(dev->device->mount_point))) {
171 dev->dev_errno = errno;
172 Dmsg3(29, "open_mounted_dev: failed to open dir %s (dev=%s), ERR=%s\n",
173 dev->device->mount_point, dev->print_name(), be.strerror());
177 entry = (struct dirent *)malloc(sizeof(struct dirent) + name_max + 1000);
179 if ((readdir_r(dp, entry, &result) != 0) || (result == NULL)) {
180 dev->dev_errno = EIO;
181 Dmsg2(129, "open_mounted_dev: failed to find suitable file in dir %s (dev=%s)\n",
182 dev->device->mount_point, dev->print_name());
185 if ((strcmp(result->d_name, ".")) && (strcmp(result->d_name, "..")) && (strcmp(result->d_name, ".keep"))) {
186 count++; /* result->d_name != ., .. or .keep (Gentoo-specific) */
189 Dmsg2(129, "open_mounted_dev: ignoring %s in %s\n",
190 result->d_name, dev->device->mount_point);
196 Dmsg1(29, "open_mounted_dev: got %d files in the mount point (not counting ., .. and .keep)\n", count);
199 mount = 1; /* If we got more than ., .. and .keep */
200 break; /* there must be something mounted */
203 dev->set_mounted(false);
204 sm_check(__FILE__, __LINE__, false);
205 free_pool_memory(results);
206 Dmsg0(200, "============ DVD mount=0\n");
210 dev->set_mounted(mount); /* set/clear mounted flag */
211 free_pool_memory(results);
212 /* Do not check free space when unmounting */
214 update_free_space_dev(dev);
216 Dmsg1(200, "============ DVD mount=%d\n", mount);
220 /* Update the free space on the device */
221 void update_free_space_dev(DEVICE* dev)
223 POOL_MEM ocmd(PM_FNAME);
230 /* The device must be mounted in order to dvd-freespace to work */
233 sm_check(__FILE__, __LINE__, false);
234 icmd = dev->device->free_space_command;
238 dev->free_space_errno = 0;
239 dev->clear_freespace_ok(); /* No valid freespace */
241 Dmsg2(29, "update_free_space_dev: free_space=%s, free_space_errno=%d (!icmd)\n",
242 edit_uint64(dev->free_space, ed1), dev->free_space_errno);
246 edit_device_codes_dev(dev, ocmd, icmd);
248 Dmsg1(29, "update_free_space_dev: cmd=%s\n", ocmd.c_str());
250 results = get_pool_memory(PM_MESSAGE);
252 /* Try at most 3 times to get the free space on the device. This should perhaps be configurable. */
256 if (run_program_full_output(ocmd.c_str(), dev->max_open_wait/2, results) == 0) {
257 Dmsg1(100, "Free space program run : %s\n", results);
258 free = str_to_int64(results);
260 dev->free_space = free;
261 dev->free_space_errno = 0;
262 dev->set_freespace_ok(); /* have valid freespace */
264 Mmsg0(dev->errmsg, "");
269 dev->free_space_errno = EPIPE;
270 dev->clear_freespace_ok(); /* no valid freespace */
271 Mmsg1(dev->errmsg, _("Cannot run free space command (%s)\n"), results);
274 Dmsg4(40, "Cannot get free space on device %s. free_space=%s, "
275 "free_space_errno=%d ERR=%s\n", dev->print_name(),
276 edit_uint64(dev->free_space, ed1), dev->free_space_errno,
282 dev->dev_errno = dev->free_space_errno;
283 Dmsg4(40, "Cannot get free space on device %s. free_space=%s, "
284 "free_space_errno=%d ERR=%s\n",
285 dev->print_name(), edit_uint64(dev->free_space, ed1),
286 dev->free_space_errno, dev->errmsg);
290 free_pool_memory(results);
291 Dmsg4(29, "update_free_space_dev: free_space=%s freespace_ok=%d free_space_errno=%d have_media=%d\n",
292 edit_uint64(dev->free_space, ed1), !!dev->is_freespace_ok(), dev->free_space_errno, !!dev->have_media());
293 sm_check(__FILE__, __LINE__, false);
298 * Write a part (Vol, Vol.1, ...) from the spool to the DVD
299 * This routine does not update the part number, so normally, you
300 * should call open_next_part()
301 * It is also called from truncate_dvd_dev to "blank" the medium, as
302 * well as from block.c when the DVD is full to write the last part.
304 bool dvd_write_part(DCR *dcr)
306 DEVICE *dev = dcr->dev;
307 POOL_MEM archive_name(PM_FNAME);
309 /* Don't write empty part files.
310 * This is only useful when growisofs does not support write beyond
313 * - 3.9 GB on the volume, dvd-freespace reports 0.4 GB free
314 * - Write 0.2 GB on the volume, Bacula thinks it could still
315 * append data, it creates a new empty part.
316 * - dvd-freespace reports 0 GB free, as the 4GB boundary has
318 * - Bacula thinks he must finish to write to the device, so it
319 * tries to write the last part (0-byte), but dvd-writepart fails...
321 * There is one exception: when recycling a volume, we write a blank part
322 * file, so, then, we need to accept to write it.
324 if ((dev->part_size == 0) && (dev->part > 0)) {
325 Dmsg2(29, "dvd_write_part: device is %s, won't write blank part %d\n", dev->print_name(), dev->part);
326 /* Delete spool file */
327 make_spooled_dvd_filename(dev, archive_name);
328 unlink(archive_name.c_str());
329 Dmsg1(29, "unlink(%s)\n", archive_name.c_str());
330 sm_check(__FILE__, __LINE__, false);
334 POOL_MEM ocmd(PM_FNAME);
335 POOL_MEM results(PM_MESSAGE);
341 sm_check(__FILE__, __LINE__, false);
342 Dmsg3(29, "dvd_write_part: device is %s, part is %d, is_mounted=%d\n", dev->print_name(), dev->part, dev->is_mounted());
343 icmd = dev->device->write_part_command;
345 edit_device_codes_dev(dev, ocmd, icmd);
348 * original line follows
349 * timeout = dev->max_open_wait + (dev->max_part_size/(1350*1024/2));
350 * I modified this for a longer timeout; pre-formatting, blanking and
351 * writing can take quite a while
353 * NB: Use part_size and not max_part_size, needed when you don't set max part size (so it defaults to 0)
355 timeout = dev->max_open_wait + (dev->part_size/(1350*1024)*8);
357 Dmsg2(29, "dvd_write_part: cmd=%s timeout=%d\n", ocmd.c_str(), timeout);
359 status = run_program_full_output(ocmd.c_str(), timeout, results.c_str());
361 Mmsg1(dev->errmsg, _("Error while writing current part to the DVD: %s"),
363 Dmsg1(000, "%s", dev->errmsg);
364 dev->dev_errno = EIO;
365 mark_volume_in_error(dcr);
366 sm_check(__FILE__, __LINE__, false);
369 dev->num_parts++; /* there is now one more part on DVD */
372 /* Delete spool file */
373 make_spooled_dvd_filename(dev, archive_name);
374 unlink(archive_name.c_str());
375 Dmsg1(29, "unlink(%s)\n", archive_name.c_str());
376 sm_check(__FILE__, __LINE__, false);
378 /* growisofs umounted the device, so remount it (it will update the free space) */
379 dev->clear_mounted();
381 Jmsg(dcr->jcr, M_INFO, 0, _("Remaining free space %s on %s\n"),
382 edit_uint64_with_commas(dev->free_space, ed1), dev->print_name());
383 sm_check(__FILE__, __LINE__, false);
387 /* Open the next part file.
389 * - Increment part number
390 * - Reopen the device
392 int dvd_open_next_part(DCR *dcr)
394 DEVICE *dev = dcr->dev;
396 Dmsg6(29, "Enter: ==== open_next_part part=%d npart=%d dev=%s vol=%s mode=%d file_addr=%d\n",
397 dev->part, dev->num_parts, dev->print_name(),
398 dev->VolCatInfo.VolCatName, dev->openmode, dev->file_addr);
399 if (!dev->is_dvd()) {
400 Dmsg1(000, "Device %s is not dvd!!!!\n", dev->print_name());
404 /* When appending, do not open a new part if the current is empty */
405 if (dev->can_append() && (dev->part >= dev->num_parts) &&
406 (dev->part_size == 0)) {
407 Dmsg0(29, "open_next_part exited immediately (dev->part_size == 0).\n");
419 * If we have a part open for write, then write it to
420 * DVD before opening the next part.
422 if (dev->is_dvd() && (dev->part >= dev->num_parts) && dev->can_append()) {
423 if (!dvd_write_part(dcr)) {
424 Dmsg0(29, "Error in dvd_write part.\n");
429 if (dev->part > dev->num_parts) {
430 Dmsg2(000, "In open_next_part: part=%d nump=%d\n", dev->part, dev->num_parts);
431 ASSERT(dev->part <= dev->num_parts);
433 dev->part_start += dev->part_size;
436 Dmsg2(29, "part=%d num_parts=%d\n", dev->part, dev->num_parts);
437 /* I think this dev->can_append() should not be there */
438 if ((dev->num_parts < dev->part) && dev->can_append()) {
439 POOL_MEM archive_name(PM_FNAME);
442 * First check what is on DVD. If our part is there, we
443 * are in trouble, so bail out.
444 * NB: This is however not a problem if we are writing the first part.
445 * It simply means that we are overriding an existing volume...
447 if (dev->num_parts > 0) {
448 make_mounted_dvd_filename(dev, archive_name); /* makes dvd name */
449 if (stat(archive_name.c_str(), &buf) == 0) {
450 /* bad news bail out */
451 Mmsg1(&dev->errmsg, _("Next Volume part already exists on DVD. Cannot continue: %s\n"),
452 archive_name.c_str());
457 Dmsg2(100, "num_parts=%d part=%d\n", dev->num_parts, dev->part);
458 dev->VolCatInfo.VolCatParts = dev->part;
459 make_spooled_dvd_filename(dev, archive_name); /* makes spool name */
461 /* Check if the next part exists in spool directory . */
462 if ((stat(archive_name.c_str(), &buf) == 0) || (errno != ENOENT)) {
463 Dmsg1(29, "open_next_part %s is in the way, moving it away...\n", archive_name.c_str());
464 /* Then try to unlink it */
465 if (unlink(archive_name.c_str()) < 0) {
467 dev->dev_errno = errno;
468 Mmsg2(dev->errmsg, _("open_next_part can't unlink existing part %s, ERR=%s\n"),
469 archive_name.c_str(), be.strerror());
474 /* KES. It seems to me that this if should not be
475 * needed. If num_parts represents what is on the DVD
476 * we should only need to change it when writing a part
479 if (dev->num_parts < dev->part) {
480 Dmsg2(100, "Set npart=%d to part=%d\n", dev->num_parts, dev->part);
481 dev->num_parts = dev->part;
482 dev->VolCatInfo.VolCatParts = dev->part;
484 Dmsg2(50, "Call dev->open(vol=%s, mode=%d\n", dev->VolCatInfo.VolCatName,
488 int append = dev->can_append();
489 if (dev->open(dcr, dev->openmode) < 0) {
492 dev->set_labeled(); /* all next parts are "labeled" */
493 if (append && (dev->part == dev->num_parts)) { /* If needed, set the append flag back */
500 /* Open the first part file.
502 * - Reopen the device
504 int dvd_open_first_part(DCR *dcr, int mode)
506 DEVICE *dev = dcr->dev;
508 Dmsg5(29, "Enter: ==== open_first_part dev=%s Vol=%s mode=%d num_parts=%d append=%d\n", dev->print_name(),
509 dev->VolCatInfo.VolCatName, dev->openmode, dev->num_parts, dev->can_append());
520 Dmsg2(50, "Call dev->open(vol=%s, mode=%d)\n", dcr->VolCatInfo.VolCatName,
522 int append = dev->can_append();
523 if (dev->open(dcr, mode) < 0) {
524 Dmsg0(50, "open dev() failed\n");
527 if (append && (dev->part == dev->num_parts)) { /* If needed, set the append flag back */
530 Dmsg2(50, "Leave open_first_part state=%s append=%d\n", dev->is_open()?"open":"not open", dev->can_append());
536 /* Protected version of lseek, which opens the right part if necessary */
537 off_t lseek_dev(DEVICE *dev, off_t offset, int whence)
541 char ed1[50], ed2[50];
543 Dmsg3(100, "Enter lseek_dev fd=%d part=%d nparts=%d\n", dev->fd,
544 dev->part, dev->num_parts);
545 if (!dev->is_dvd()) {
546 Dmsg0(100, "Using sys lseek\n");
547 return lseek(dev->fd, offset, whence);
550 dcr = (DCR *)dev->attached_dcrs->first(); /* any dcr will do */
553 Dmsg2(100, "lseek_dev SEEK_SET to %s (part_start=%s)\n",
554 edit_uint64(offset, ed1), edit_uint64(dev->part_start, ed2));
555 if ((uint64_t)offset >= dev->part_start) {
556 if (((uint64_t)offset == dev->part_start) || ((uint64_t)offset < (dev->part_start+dev->part_size))) {
557 /* We are staying in the current part, just seek */
558 if ((pos = lseek(dev->fd, offset-dev->part_start, SEEK_SET)) < 0) {
561 return pos + dev->part_start;
564 /* Load next part, and start again */
565 if (dvd_open_next_part(dcr) < 0) {
566 Dmsg0(100, "lseek_dev failed while trying to open the next part\n");
569 return lseek_dev(dev, offset, SEEK_SET);
573 * pos < dev->part_start :
574 * We need to access a previous part,
575 * so just load the first one, and seek again
576 * until the right one is loaded
578 if (dvd_open_first_part(dcr, dev->openmode) < 0) {
579 Dmsg0(100, "lseek_dev failed while trying to open the first part\n");
582 return lseek_dev(dev, offset, SEEK_SET);
586 Dmsg1(100, "lseek_dev SEEK_CUR to %s\n", edit_uint64(offset, ed1));
587 if ((pos = lseek(dev->fd, (off_t)0, SEEK_CUR)) < 0) {
590 pos += dev->part_start;
592 Dmsg1(100, "lseek_dev SEEK_CUR returns %s\n", edit_uint64(pos, ed1));
594 } else { /* Not used in Bacula, but should work */
595 return lseek_dev(dev, pos, SEEK_SET);
599 Dmsg1(100, "lseek_dev SEEK_END to %s\n", edit_uint64(offset, ed1));
601 * Bacula does not use offsets for SEEK_END
602 * Also, Bacula uses seek_end only when it wants to
603 * append to the volume, so for a dvd that means
604 * that the volume must be spooled since the DVD
605 * itself is read-only (as currently implemented).
607 if (offset > 0) { /* Not used by bacula */
608 Dmsg1(100, "lseek_dev SEEK_END called with an invalid offset %s\n",
609 edit_uint64(offset, ed1));
613 /* If we are already on a spooled part and have the
614 * right part number, simply seek
616 if (dev->is_part_spooled() && dev->part == dev->num_parts) {
617 if ((pos = lseek(dev->fd, (off_t)0, SEEK_END)) < 0) {
620 Dmsg1(100, "lseek_dev SEEK_END returns %s\n",
621 edit_uint64(pos + dev->part_start, ed1));
622 return pos + dev->part_start;
626 * Load the first part, then load the next until we reach the last one.
627 * This is the only way to be sure we compute the right file address.
629 * Save previous openmode, and open all but last part read-only
632 int modesave = dev->openmode;
633 /* Works because num_parts > 0. */
634 if (dvd_open_first_part(dcr, OPEN_READ_ONLY) < 0) {
635 Dmsg0(100, "lseek_dev failed while trying to open the first part\n");
638 if (dev->num_parts > 0) {
639 while (dev->part < (dev->num_parts-1)) {
640 if (dvd_open_next_part(dcr) < 0) {
641 Dmsg0(100, "lseek_dev failed while trying to open the next part\n");
645 dev->openmode = modesave;
646 if (dvd_open_next_part(dcr) < 0) {
647 Dmsg0(100, "lseek_dev failed while trying to open the next part\n");
651 return lseek_dev(dev, 0, SEEK_END);
660 bool dvd_close_job(DCR *dcr)
662 DEVICE *dev = dcr->dev;
666 /* If the device is a dvd and WritePartAfterJob
667 * is set to yes, open the next part, so, in case of a device
668 * that requires mount, it will be written to the device.
670 if (dev->is_dvd() && jcr->write_part_after_job && (dev->part_size > 0)) {
671 Dmsg1(100, "Writing last part=%d write_partafter_job is set.\n",
673 if (dev->part < dev->num_parts) {
674 Jmsg3(jcr, M_FATAL, 0, _("Error while writing, current part number is less than the total number of parts (%d/%d, device=%s)\n"),
675 dev->part, dev->num_parts, dev->print_name());
676 dev->dev_errno = EIO;
680 /* This should be !dvd_write_part(dcr)
681 NB: No! If you call dvd_write_part, the part number is not updated.
682 You must open the next part, it will automatically write the part and
683 update the part number. */
684 if (ok && (dvd_open_next_part(dcr) < 0)) {
685 Jmsg2(jcr, M_FATAL, 0, _("Unable to write part %s: ERR=%s\n"),
686 dev->print_name(), strerror_dev(dev));
687 dev->dev_errno = EIO;
691 Dmsg1(200, "Set VolCatParts=%d\n", dev->num_parts);
692 dev->VolCatInfo.VolCatParts = dev->num_parts;
696 bool truncate_dvd_dev(DCR *dcr) {
697 DEVICE* dev = dcr->dev;
699 /* Set num_parts to zero (on disk) */
701 dcr->VolCatInfo.VolCatParts = 0;
702 dev->VolCatInfo.VolCatParts = 0;
704 Dmsg0(100, "truncate_dvd_dev: Opening first part (1)...\n");
706 dev->truncating = true;
707 if (dvd_open_first_part(dcr, OPEN_READ_WRITE) < 0) {
708 Dmsg0(100, "truncate_dvd_dev: Error while opening first part (1).\n");
709 dev->truncating = false;
712 dev->truncating = false;
714 Dmsg0(100, "truncate_dvd_dev: Truncating...\n");
716 /* If necessary, truncate it. */
717 if (ftruncate(dev->fd, 0) != 0) {
719 Mmsg2(dev->errmsg, _("Unable to truncate device %s. ERR=%s\n"),
720 dev->print_name(), be.strerror());
728 Dmsg0(100, "truncate_dvd_dev: Opening first part (2)...\n");
730 if (!dvd_write_part(dcr)) {
731 Dmsg0(100, "truncate_dvd_dev: Error while writing to DVD.\n");
735 /* Set num_parts to zero (on disk) */
737 dcr->VolCatInfo.VolCatParts = 0;
738 dev->VolCatInfo.VolCatParts = 0;
740 if (dvd_open_first_part(dcr, OPEN_READ_WRITE) < 0) {
741 Dmsg0(100, "truncate_dvd_dev: Error while opening first part (2).\n");
748 /* Checks if we can write on a non-blank DVD: meaning that it just have been
749 * truncated (there is only one zero-sized file on the DVD, with the right
751 bool check_can_write_on_non_blank_dvd(DCR *dcr) {
752 DEVICE* dev = dcr->dev;
754 struct dirent *entry, *result;
757 int matched = 0; /* We found an empty file with the right name. */
758 struct stat filestat;
760 name_max = pathconf(".", _PC_NAME_MAX);
761 if (name_max < 1024) {
765 if (!(dp = opendir(dev->device->mount_point))) {
767 dev->dev_errno = errno;
768 Dmsg3(29, "check_can_write_on_non_blank_dvd: failed to open dir %s (dev=%s), ERR=%s\n",
769 dev->device->mount_point, dev->print_name(), be.strerror());
773 entry = (struct dirent *)malloc(sizeof(struct dirent) + name_max + 1000);
775 if ((readdir_r(dp, entry, &result) != 0) || (result == NULL)) {
776 dev->dev_errno = EIO;
777 Dmsg2(129, "check_can_write_on_non_blank_dvd: failed to find suitable file in dir %s (dev=%s)\n",
778 dev->device->mount_point, dev->print_name());
782 Dmsg2(99, "check_can_write_on_non_blank_dvd: found %s (versus %s)\n",
783 result->d_name, dev->VolCatInfo.VolCatName);
784 if (strcmp(result->d_name, dev->VolCatInfo.VolCatName) == 0) {
785 /* Found the file, checking it is empty */
786 POOL_MEM filename(PM_FNAME);
787 pm_strcpy(filename, dev->device->mount_point);
788 if (filename.c_str()[strlen(filename.c_str())-1] != '/') {
789 pm_strcat(filename, "/");
791 pm_strcat(filename, dev->VolCatInfo.VolCatName);
792 if (stat(filename.c_str(), &filestat) < 0) {
794 dev->dev_errno = errno;
795 Dmsg2(29, "check_can_write_on_non_blank_dvd: cannot stat file (file=%s), ERR=%s\n",
796 filename.c_str(), be.strerror());
799 Dmsg2(99, "check_can_write_on_non_blank_dvd: size of %s is %d\n",
800 filename.c_str(), filestat.st_size);
801 matched = (filestat.st_size == 0);
809 Dmsg2(29, "check_can_write_on_non_blank_dvd: got %d files in the mount point (matched=%d)\n", count, matched);
812 /* There is more than 3 files (., .., and the volume file) */
820 * Edit codes into (Un)MountCommand, Write(First)PartCommand
822 * %a = archive device name
823 * %e = erase (set if cannot mount and first part)
826 * %v = last part name
828 * omsg = edited output message
829 * imsg = input string containing edit codes (%x)
832 static void edit_device_codes_dev(DEVICE* dev, POOL_MEM &omsg, const char *imsg)
838 POOL_MEM archive_name(PM_FNAME);
841 Dmsg1(800, "edit_device_codes: %s\n", imsg);
842 for (p=imsg; *p; p++) {
852 if (dev->num_parts == 0) {
859 bsnprintf(add, sizeof(add), "%d", dev->part);
863 str = dev->device->mount_point;
866 make_spooled_dvd_filename(dev, archive_name);
867 str = archive_name.c_str();
881 Dmsg1(1900, "add_str %s\n", str);
882 pm_strcat(omsg, (char *)str);
883 Dmsg1(1800, "omsg=%s\n", omsg.c_str());