Corrections and updates of documentation

This commit is contained in:
Thomas Schmitt 2011-03-09 12:48:21 +00:00
parent 0577b487d9
commit c1a24e71f1
6 changed files with 278 additions and 128 deletions

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@ -9,7 +9,7 @@
.\" First parameter, NAME, should be all caps
.\" Second parameter, SECTION, should be 1-8, maybe w/ subsection
.\" other parameters are allowed: see man(7), man(1)
.TH XORRISO 1 "Mar 04, 2011"
.TH XORRISO 1 "Mar 09, 2011"
.\" Please adjust this date whenever revising the manpage.
.\"
.\" Some roff macros, for reference:
@ -771,7 +771,7 @@ Enable or disable processing of xattr attributes in user namespace.
If enabled, then xorriso will handle xattr similar to ACL.
See also options -getfattr, -setfattr and above paragraph about xattr.
.TP
\fB\-md5\fR "on"|"all"|"off"
\fB\-md5\fR "on"|"all"|"off"|"load_check_off"
Enable or disable processing of MD5 checksums for the overall session and for
each single data file. If enabled then images get loaded only if eventual
checksums tags of superblock and directory tree match properly. The MD5
@ -792,6 +792,15 @@ Mode "all" will additionally check during image generation whether the checksum
of a data file changed between the time when its reading began and the time
when it ended. This implies reading every file twice.
.br
Mode "load_check_off" together with "on" or "all" will load recorded MD5 sums
but not test the recorded checksum tags of superblock and directory tree.
This is necessary if growisofs was used as burn program, because it does
not overwrite the superblock checksum tag of the first session.
Therefore load_check_off is in effect when xorriso -as mkisofs option -M
is performed.
.br
The test can be re-enabled by mode "load_check_on".
.br
Checksums can be exploited via options -check_md5, -check_md5_r, via find
actions get_md5, check_md5, and via -check_media.
.TP
@ -4219,6 +4228,8 @@ $ xorriso -as mkisofs prepared_for_iso/tree1 | \\
.br
Follow-up sessions are written like this:
.br
$ dd if=/dev/sr0 count=1 >/dev/null 2>&1
.br
$ m=$(xorriso -as cdrecord dev=/dev/sr0 -msinfo)
.br
$ xorriso -as mkisofs -M /dev/sr0 -C $m prepared_for_iso/tree2 | \\
@ -4226,8 +4237,13 @@ $ xorriso -as mkisofs -M /dev/sr0 -C $m prepared_for_iso/tree2 | \\
xorriso -as cdrecord -v dev=/dev/sr0 -waiti -multi -eject -
.br
Always eject the drive tray between sessions. The old sessions
get read via stdio:/dev/sr0 and thus are prone to device driver
peculiarities.
get read via /dev/sr0. Its device driver might not be aware
of the changed content before it loads the media again.
In this case the previous session would not be loaded and the
new session would contain only the newly added files.
.br
For the same reason do not let xorriso -as cdrecord load the media,
but rather do this manually or by a program that reads from /dev/sr0.
.br
This example works for multi-session media only.
Add cdrskin option --grow_overwriteable_iso

View File

@ -728,7 +728,7 @@ activate them only after image loading.
If enabled, then xorriso will handle xattr similar to ACL. See
also options -getfattr, -setfattr and above paragraph about xattr.
-md5 "on"|"all"|"off"
-md5 "on"|"all"|"off"|"load_check_off"
Enable or disable processing of MD5 checksums for the overall
session and for each single data file. If enabled then images get
loaded only if eventual checksums tags of superblock and directory
@ -747,6 +747,13 @@ activate them only after image loading.
the checksum of a data file changed between the time when its
reading began and the time when it ended. This implies reading
every file twice.
Mode "load_check_off" together with "on" or "all" will load
recorded MD5 sums but not test the recorded checksum tags of
superblock and directory tree. This is necessary if growisofs was
used as burn program, because it does not overwrite the superblock
checksum tag of the first session. Therefore load_check_off is in
effect when xorriso -as mkisofs option -M is performed.
The test can be re-enabled by mode "load_check_on".
Checksums can be exploited via options -check_md5, -check_md5_r,
via find actions get_md5, check_md5, and via -check_media.
@ -3746,12 +3753,18 @@ xorriso -as cdrecord -v dev=/dev/sr0 blank=fast -multi -eject -
Follow-up sessions are written like this:
$ dd if=/dev/sr0 count=1 >/dev/null 2>&1
$ m=$(xorriso -as cdrecord dev=/dev/sr0 -msinfo)
$ xorriso -as mkisofs -M /dev/sr0 -C $m prepared_for_iso/tree2 | \
xorriso -as cdrecord -v dev=/dev/sr0 -waiti -multi -eject -
Always eject the drive tray between sessions. The old sessions get read
via stdio:/dev/sr0 and thus are prone to device driver peculiarities.
via /dev/sr0. Its device driver might not be aware of the changed
content before it loads the media again. In this case the previous
session would not be loaded and the new session would contain only the
newly added files.
For the same reason do not let xorriso -as cdrecord load the media, but
rather do this manually or by a program that reads from /dev/sr0.
This example works for multi-session media only. Add cdrskin option
--grow_overwriteable_iso to all -as cdrecord runs in order to enable
@ -4081,11 +4094,11 @@ File: xorriso.info, Node: CommandIdx, Next: ConceptIdx, Prev: Legal, Up: Top
* -assert_volid rejects undesired images: Loading. (line 84)
* -auto_charset learns character set from image: Loading. (line 99)
* -backslash_codes enables backslash conversion: Scripting. (line 45)
* -ban_stdio_write demands real drive: Loading. (line 239)
* -ban_stdio_write demands real drive: Loading. (line 246)
* -biblio_file sets biblio file name: SetWrite. (line 165)
* -blank erases media: Writing. (line 45)
* -boot_image controls bootability: Bootable. (line 26)
* -calm_drive reduces drive activity: Loading. (line 228)
* -calm_drive reduces drive activity: Loading. (line 235)
* -cd sets working directory in ISO: Navigate. (line 7)
* -cdx sets working directory on disk: Navigate. (line 16)
* -charset sets input/output character set: Charset. (line 43)
@ -4118,7 +4131,7 @@ File: xorriso.info, Node: CommandIdx, Next: ConceptIdx, Prev: Legal, Up: Top
* -dev aquires one drive for input and output: AqDrive. (line 10)
* -devices gets list of drives: Inquiry. (line 7)
* -dialog enables dialog mode: DialogCtl. (line 7)
* -disk_dev_ino fast incremental backup: Loading. (line 182)
* -disk_dev_ino fast incremental backup: Loading. (line 189)
* -disk_pattern controls pattern expansion: Insert. (line 31)
* -displacement compensate altered image start address: Loading.
(line 35)
@ -4143,7 +4156,7 @@ File: xorriso.info, Node: CommandIdx, Next: ConceptIdx, Prev: Legal, Up: Top
* -find traverses and alters ISO tree: CmdFind. (line 7)
* -findx traverses disk tree: Navigate. (line 105)
* -follow softlinks and mount points: SetInsert. (line 76)
* -for_backup -acl,-xattr,-hardlinks,-md5: Loading. (line 177)
* -for_backup -acl,-xattr,-hardlinks,-md5: Loading. (line 184)
* -format formats media: Writing. (line 69)
* -fs sets size of fifo: SetWrite. (line 253)
* -getfacl shows ACL in ISO image: Navigate. (line 69)
@ -4224,7 +4237,7 @@ File: xorriso.info, Node: CommandIdx, Next: ConceptIdx, Prev: Legal, Up: Top
* -rmdir deletes ISO directory: Manip. (line 32)
* -rollback discards pending changes: Writing. (line 9)
* -rollback_end ends program without writing: Scripting. (line 125)
* -rom_toc_scan searches for sessions: Loading. (line 203)
* -rom_toc_scan searches for sessions: Loading. (line 210)
* -scdbackup_tag enables scdbackup checksum tag: Emulation. (line 168)
* -scsi_log reports SCSI commands: Scripting. (line 113)
* -session_log logs written sessions: Scripting. (line 104)
@ -4280,8 +4293,8 @@ File: xorriso.info, Node: ConceptIdx, Prev: CommandIdx, Up: Top
* Appendable media, _definition: Media. (line 38)
* Appended Filesystem Image, -append_partition: Bootable. (line 202)
* Backslash Interpretation, _definition: Processing. (line 49)
* Backup, enable fast incremental, -disk_dev_ino: Loading. (line 182)
* Backup, enable features, -for_backup: Loading. (line 177)
* Backup, enable fast incremental, -disk_dev_ino: Loading. (line 189)
* Backup, enable features, -for_backup: Loading. (line 184)
* Backup, scdbackup checksum tag, -scdbackup: Emulation. (line 168)
* Blank media, _definition: Media. (line 29)
* Blind growing, _definition: Methods. (line 40)
@ -4313,14 +4326,14 @@ File: xorriso.info, Node: ConceptIdx, Prev: CommandIdx, Up: Top
* disk_path, _definition: Insert. (line 6)
* Drive, _definiton: Drives. (line 6)
* Drive, accessability, -drive_class: Loading. (line 54)
* Drive, demand real MMC, -ban_stdio_write: Loading. (line 239)
* Drive, demand real MMC, -ban_stdio_write: Loading. (line 246)
* Drive, eject tray, -eject: Writing. (line 36)
* Drive, for input and output, -dev: AqDrive. (line 10)
* Drive, for input, -indev: AqDrive. (line 22)
* Drive, for output, -outdev: AqDrive. (line 29)
* Drive, get drive list, -devices: Inquiry. (line 7)
* Drive, list supported media, -list_profiles: Writing. (line 119)
* Drive, reduce activity, -calm_drive: Loading. (line 228)
* Drive, reduce activity, -calm_drive: Loading. (line 235)
* Drive, report SCSI commands, -scsi_log: Scripting. (line 113)
* Drive, write and eject, -commit_eject: Writing. (line 40)
* El Torito, _definiton: Extras. (line 19)
@ -4473,7 +4486,7 @@ File: xorriso.info, Node: ConceptIdx, Prev: CommandIdx, Up: Top
* SUN Disk Label, production: Bootable. (line 189)
* SUN SPARC boot images, activation: Bootable. (line 223)
* System area, _definiton: Bootable. (line 123)
* Table-of-content, search sessions, -rom_toc_scan: Loading. (line 203)
* Table-of-content, search sessions, -rom_toc_scan: Loading. (line 210)
* Table-of-content, show, -toc: Inquiry. (line 18)
* Timestamps, set in ISO image, -alter_date: Manip. (line 146)
* Timestamps, set in ISO image, -alter_date_r: Manip. (line 166)
@ -4525,46 +4538,46 @@ Node: Dialog21570
Node: Options23227
Node: AqDrive24835
Node: Loading27741
Node: Insert40885
Node: SetInsert50504
Node: Manip59071
Node: CmdFind67752
Node: Filter79052
Node: Writing83401
Node: SetWrite89690
Node: Bootable103631
Node: Jigdo116949
Node: Charset121207
Node: Exception123958
Node: DialogCtl128473
Node: Inquiry131060
Node: Navigate135437
Node: Verify143377
Node: Restore151966
Node: Emulation158622
Node: Scripting168458
Node: Frontend174020
Node: Examples175315
Node: ExDevices176484
Node: ExCreate177118
Node: ExDialog178392
Node: ExGrowing179654
Node: ExModifying180456
Node: ExBootable180957
Node: ExCharset181504
Node: ExPseudo182332
Node: ExCdrecord183226
Node: ExMkisofs183541
Node: ExGrowisofs184544
Node: ExException185668
Node: ExTime186122
Node: ExIncBackup186581
Node: ExRestore190502
Node: ExRecovery191471
Node: Files192037
Node: Seealso193265
Node: Legal193845
Node: CommandIdx194767
Node: ConceptIdx209074
Node: Insert41367
Node: SetInsert50986
Node: Manip59553
Node: CmdFind68234
Node: Filter79534
Node: Writing83883
Node: SetWrite90172
Node: Bootable104113
Node: Jigdo117431
Node: Charset121689
Node: Exception124440
Node: DialogCtl128955
Node: Inquiry131542
Node: Navigate135919
Node: Verify143859
Node: Restore152448
Node: Emulation159104
Node: Scripting168940
Node: Frontend174502
Node: Examples175797
Node: ExDevices176966
Node: ExCreate177600
Node: ExDialog178874
Node: ExGrowing180136
Node: ExModifying180938
Node: ExBootable181439
Node: ExCharset181986
Node: ExPseudo182814
Node: ExCdrecord183708
Node: ExMkisofs184023
Node: ExGrowisofs185359
Node: ExException186483
Node: ExTime186937
Node: ExIncBackup187396
Node: ExRestore191317
Node: ExRecovery192286
Node: Files192852
Node: Seealso194080
Node: Legal194660
Node: CommandIdx195582
Node: ConceptIdx209889

End Tag Table

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@ -44,7 +44,7 @@
@c man .\" First parameter, NAME, should be all caps
@c man .\" Second parameter, SECTION, should be 1-8, maybe w/ subsection
@c man .\" other parameters are allowed: see man(7), man(1)
@c man .TH XORRISO 1 "Mar 05, 2011"
@c man .TH XORRISO 1 "Mar 09, 2011"
@c man .\" Please adjust this date whenever revising the manpage.
@c man .\"
@c man .\" Some roff macros, for reference:
@ -983,7 +983,7 @@ Enable or disable processing of xattr attributes in user namespace.
If enabled, then xorriso will handle xattr similar to ACL.
See also options -getfattr, -setfattr and above paragraph about xattr.
@c man .TP
@item -md5 "on"|"all"|"off"
@item -md5 "on"|"all"|"off"|"load_check_off"
@kindex -md5 controls handling of MD5 sums
@cindex MD5, control handling, -md5
Enable or disable processing of MD5 checksums for the overall session and for
@ -1006,6 +1006,15 @@ Mode "all" will additionally check during image generation whether the checksum
of a data file changed between the time when its reading began and the time
when it ended. This implies reading every file twice.
@*
Mode "load_check_off" together with "on" or "all" will load recorded MD5 sums
but not test the recorded checksum tags of superblock and directory tree.
This is necessary if growisofs was used as burn program, because it does
not overwrite the superblock checksum tag of the first session.
Therefore load_check_off is in effect when xorriso -as mkisofs option -M
is performed.
@*
The test can be re-enabled by mode "load_check_on".
@*
Checksums can be exploited via options -check_md5, -check_md5_r, via find
actions get_md5, check_md5, and via -check_media.
@c man .TP
@ -5035,6 +5044,8 @@ $ xorriso -as mkisofs prepared_for_iso/tree1 | \
Follow-up sessions are written like this:
@*
@sp 1
$ dd if=/dev/sr0 count=1 >/dev/null 2>&1
@*
$ m=$(xorriso -as cdrecord dev=/dev/sr0 -msinfo)
@*
$ xorriso -as mkisofs -M /dev/sr0 -C $m prepared_for_iso/tree2 | \
@ -5043,8 +5054,13 @@ $ xorriso -as mkisofs -M /dev/sr0 -C $m prepared_for_iso/tree2 | \
@*
@sp 1
Always eject the drive tray between sessions. The old sessions
get read via stdio:/dev/sr0 and thus are prone to device driver
peculiarities.
get read via /dev/sr0. Its device driver might not be aware
of the changed content before it loads the media again.
In this case the previous session would not be loaded and the
new session would contain only the newly added files.
@*
For the same reason do not let xorriso -as cdrecord load the media,
but rather do this manually or by a program that reads from /dev/sr0.
@*
@sp 1
This example works for multi-session media only.

View File

@ -9,7 +9,7 @@
.\" First parameter, NAME, should be all caps
.\" Second parameter, SECTION, should be 1-8, maybe w/ subsection
.\" other parameters are allowed: see man(7), man(1)
.TH XORRISOFS 1 "Mar 06, 2011"
.TH XORRISOFS 1 "Mar 09, 2011"
.\" Please adjust this date whenever revising the manpage.
.\"
.\" Some roff macros, for reference:
@ -176,14 +176,19 @@ on the intended media.
.br
Both values can be inquired from optical media by help of burn programs
and cdrecord option -msinfo. xorriso itself can obtain it in its
cdrecord emulation:
cdrecord emulation. Do not let it load the drive, but rather do this manually
or by a program like dd which reads a few bytes. Only then it is sure that
the device driver knows the true readable size of the media.
.br
dd if=/dev/... count=1 >/dev/null 2>&1
.br
values=$(xorriso -as cdrecord dev=/dev/... -msinfo)
.br
echo $values
.br
Option -C may be used without option -M to create an ISO image from
scratch and prepare it for being finally written to a block address
other than 0. Parameter last_session_start should then be set to 0.
other than 0. Parameter last_session_start must then be set to 0.
.TP
\fB\-cdrecord-params\fR last_session_start,next_writeable_address
Alias of -C.
@ -1114,6 +1119,12 @@ yields in the ISO image:
/with_=_and_\\/file
.SS
.B Perform multi-session runs
This example works for multi-session media only:
CD-R[W], DVD-R[W], DVD+R, BD-R.
Add cdrskin option --grow_overwriteable_iso
to all -as cdrecord runs
in order to enable multi-session emulation on overwriteable media.
.br
The first session is written like this:
.br
$ xorrisofs -graft-points \\
@ -1123,23 +1134,25 @@ The first session is written like this:
| xorriso -as cdrecord -v dev=/dev/sr0 blank=fast -multi -eject -
.br
Follow-up sessions are written like this:
.br
$ dd if=/dev/sr0 count=1 >/dev/null 2>&1
.br
$ m=$(xorriso -as cdrecord dev=/dev/sr0 -msinfo)
.br
$ xorrisofs -M /dev/sr0 -C $m -graft-points \\
.br
/tree2/=prepared_for_iso/tree2 \\
/tree2=prepared_for_iso/tree2 \\
.br
| xorriso -as cdrecord -v dev=/dev/sr0 -waiti -multi -eject -
.br
Always eject the drive tray between sessions. The old sessions
get read via /dev/sr0. Its device driver might not be aware
of the changed content before it loads the media again.
In this case the previous session would not be loaded and the
new session would contain only the newly added files.
.br
This example works for multi-session media only.
Add cdrskin option --grow_overwriteable_iso
to all -as cdrecord runs
in order to enable multi-session emulation on overwriteable media.
For the same reason do not let xorriso -as cdrecord load the media,
but rather do this manually or by a program that reads from /dev/sr0.
.SS
.B Let xorrisofs work underneath growisofs
growisofs expects an ISO formatter program which understands options -C and
@ -1163,9 +1176,17 @@ use of all xorriso commands. growisofs dislikes options which
start with "-o" but -outdev must be set to "-".
So use "outdev" instead:
.br
$ growisofs -Z /dev/dvd -- outdev - -update_r /my/files /files
$ growisofs -Z /dev/dvd --for_backup -- \\
.br
$ growisofs -M /dev/dvd -- outdev - -update_r /my/files /files
outdev - -update_r /my/files /files
.br
$ growisofs -M /dev/dvd --for_backup -- \\
.br
outdev - -update_r /my/files /files
.br
Note that --for_backup is given in the mkisofs emulation.
To preserve the recorded extra data it must already be in effect, when
the emulation loads the image.
.SS
.B Incremental backup of a few directory trees
This changes the directory trees /open_source_project and /personal_mail
@ -1183,6 +1204,11 @@ To be used several times on the same media, whenever an update of
the two disk trees to the media is desired. Begin with blank media and start
a new blank media when the run fails due to lack of remaining space on
the old one.
.br
Do not let xorriso -as cdrecord load the media,
but rather do this manually or by a program that reads from /dev/sr0.
.br
$ dd if=/dev/sr0 count=1 >/dev/null 2>&1
.br
$ msinfo=$(xorriso -as cdrecord dev=/dev/sr0 -msinfo)
.br
@ -1275,7 +1301,12 @@ With the first session:
.br
.sp 1
With the second session, option -old-root refers to /session1 and the
new -root is /session2:
new -root is /session2.
.br
Do not let xorriso -as cdrecord load the media,
but rather do this manually or by a program that reads from /dev/sr0.
.br
$ dd if=/dev/sr0 count=1 >/dev/null 2>&1
.br
$ msinfo=$(xorriso -as cdrecord dev=/dev/sr0 -msinfo)
.br
@ -1314,9 +1345,13 @@ The prescribed mkisofs options can be used unchanged with xorrisofs:
.br
./CD_root
.br
Put it on CD by a burn program. E.g.:
.br
$ xorriso -as cdrecord -v dev=/dev/sr0 blank=as_needed output.iso
.br
.sp 1
The image from above example will boot from CD, DVD or BD, but not from
USB stick or orther hard-disk-like devices. This can be done by help of an
USB stick or other hard-disk-like devices. This can be done by help of an
isohybrid MBR. Syslinux provides matching template files
as isohdp[fp]x*.bin . E.g. /usr/lib/syslinux/isohdpfx.bin .
.br
@ -1327,6 +1362,8 @@ tools for partitioning and formatting.
.br
The image from the following example will be prepared for booting via MBR
and its first parttion will start at hard disk block 64.
.br
It will also boot from optical media.
.br
$ xorrisofs -o output.iso \\
-b isolinux/isolinux.bin -c isolinux/boot.cat \\

View File

@ -193,11 +193,18 @@ then a new image is composed from scratch.
superblock address on the intended media.
Both values can be inquired from optical media by help of burn
programs and cdrecord option -msinfo. xorriso itself can obtain it
in its cdrecord emulation:
values=$(xorriso -as cdrecord dev=/dev/... -msinfo) echo $values
in its cdrecord emulation. Do not let it load the drive, but
rather do this manually or by a program like dd which reads a few
bytes. Only then it is sure that the device driver knows the true
readable size of the media.
dd if=/dev/... count=1 >/dev/null 2>&1
values=$(xorriso -as cdrecord dev=/dev/... -msinfo)
echo $values
Option -C may be used without option -M to create an ISO image from
scratch and prepare it for being finally written to a block address
other than 0. Parameter last_session_start should then be set to 0.
other than 0. Parameter last_session_start must then be set to 0.
-cdrecord-params last_session_start,next_writeable_address
Alias of -C.
@ -1133,6 +1140,10 @@ File: xorrisofs.info, Node: ExMkisofs, Next: ExGrowisofs, Prev: ExGraft, Up:
6.3 Perform multi-session runs
==============================
This example works for multi-session media only: CD-R[W], DVD-R[W],
DVD+R, BD-R. Add cdrskin option --grow_overwriteable_iso to all -as
cdrecord runs in order to enable multi-session emulation on
overwriteable media.
The first session is written like this:
$ xorrisofs -graft-points \
@ -1141,18 +1152,19 @@ $ xorrisofs -graft-points \
Follow-up sessions are written like this:
$ dd if=/dev/sr0 count=1 >/dev/null 2>&1
$ m=$(xorriso -as cdrecord dev=/dev/sr0 -msinfo)
$ xorrisofs -M /dev/sr0 -C $m -graft-points \
/tree2/=prepared_for_iso/tree2 \
/tree2=prepared_for_iso/tree2 \
| xorriso -as cdrecord -v dev=/dev/sr0 -waiti -multi -eject -
Always eject the drive tray between sessions. The old sessions get read
via /dev/sr0. Its device driver might not be aware of the changed
content before it loads the media again.
This example works for multi-session media only. Add cdrskin option
--grow_overwriteable_iso to all -as cdrecord runs in order to enable
multi-session emulation on overwriteable media.
content before it loads the media again. In this case the previous
session would not be loaded and the new session would contain only the
newly added files.
For the same reason do not let xorriso -as cdrecord load the media, but
rather do this manually or by a program that reads from /dev/sr0.

File: xorrisofs.info, Node: ExGrowisofs, Next: ExIncBackup, Prev: ExMkisofs, Up: Examples
@ -1178,8 +1190,13 @@ One may quit mkisofs emulation by argument "--" and make use of all
xorriso commands. growisofs dislikes options which start with "-o" but
-outdev must be set to "-". So use "outdev" instead:
$ growisofs -Z /dev/dvd -- outdev - -update_r /my/files /files
$ growisofs -M /dev/dvd -- outdev - -update_r /my/files /files
$ growisofs -Z /dev/dvd --for_backup -- \
outdev - -update_r /my/files /files
$ growisofs -M /dev/dvd --for_backup -- \
outdev - -update_r /my/files /files
Note that --for_backup is given in the mkisofs emulation. To preserve
the recorded extra data it must already be in effect, when the
emulation loads the image.

File: xorrisofs.info, Node: ExIncBackup, Next: ExIncBckAcc, Prev: ExGrowisofs, Up: Examples
@ -1200,7 +1217,10 @@ To be used several times on the same media, whenever an update of the
two disk trees to the media is desired. Begin with blank media and start
a new blank media when the run fails due to lack of remaining space on
the old one.
Do not let xorriso -as cdrecord load the media, but rather do this
manually or by a program that reads from /dev/sr0.
$ dd if=/dev/sr0 count=1 >/dev/null 2>&1
$ msinfo=$(xorriso -as cdrecord dev=/dev/sr0 -msinfo)
$ load_opts=
$ test -n "$msinfo" && load_opts="-M /dev/sr0 -C $msinfo"
@ -1274,8 +1294,11 @@ $ xorrisofs -root /session1 \
-multi -waiti -eject -
With the second session, option -old-root refers to /session1 and the
new -root is /session2:
new -root is /session2.
Do not let xorriso -as cdrecord load the media, but rather do this
manually or by a program that reads from /dev/sr0.
$ dd if=/dev/sr0 count=1 >/dev/null 2>&1
$ msinfo=$(xorriso -as cdrecord dev=/dev/sr0 -msinfo)
$ load_opts=
$ test -n "$msinfo" && load_opts="-M /dev/sr0 -C $msinfo"
@ -1306,8 +1329,12 @@ $ xorrisofs -o output.iso \
-no-emul-boot -boot-load-size 4 -boot-info-table \
./CD_root
Put it on CD by a burn program. E.g.:
$ xorriso -as cdrecord -v dev=/dev/sr0 blank=as_needed output.iso
The image from above example will boot from CD, DVD or BD, but not from
USB stick or orther hard-disk-like devices. This can be done by help of
USB stick or other hard-disk-like devices. This can be done by help of
an isohybrid MBR. Syslinux provides matching template files as
isohdp[fp]x*.bin . E.g. /usr/lib/syslinux/isohdpfx.bin .
If a few hundred KB of size do not matter, then option -partition_offset
@ -1316,6 +1343,7 @@ block 0. This facilitates later manipulations of the USB stick by tools
for partitioning and formatting.
The image from the following example will be prepared for booting via
MBR and its first parttion will start at hard disk block 64.
It will also boot from optical media.
$ xorrisofs -o output.iso \
-b isolinux/isolinux.bin -c isolinux/boot.cat \
@ -1481,7 +1509,7 @@ File: xorrisofs.info, Node: CommandIdx, Next: ConceptIdx, Prev: Legal, Up: T
* -c El Torito boot catalog name: Bootable. (line 86)
* -C set load address and write address offset: Loading. (line 28)
* -cdrecord-params set load address and write address offset: Loading.
(line 43)
(line 50)
* -checksum_algorithm_iso choose .jigdo checksums: Jigdo. (line 80)
* -checksum_algorithm_template choose .template checksums: Jigdo.
(line 87)
@ -1753,29 +1781,29 @@ Node: Insert3163
Node: Xorriso4584
Node: Options5720
Node: Loading6437
Node: SetInsert8474
Node: SetProduct12876
Node: SetCompl16583
Node: SetExtras18902
Node: SetHide21630
Node: ImageId22638
Node: Bootable26142
Node: SystemArea30222
Node: Charset36582
Node: Jigdo37607
Node: Miscellaneous41888
Node: Examples43061
Node: ExSimple43547
Node: ExGraft44026
Node: ExMkisofs45273
Node: ExGrowisofs46198
Node: ExIncBackup47179
Node: ExIncBckAcc50069
Node: ExBootable51585
Node: Files53541
Node: Seealso54611
Node: Legal55126
Node: CommandIdx55922
Node: ConceptIdx67255
Node: SetInsert8731
Node: SetProduct13133
Node: SetCompl16840
Node: SetExtras19159
Node: SetHide21887
Node: ImageId22895
Node: Bootable26399
Node: SystemArea30479
Node: Charset36839
Node: Jigdo37864
Node: Miscellaneous42145
Node: Examples43318
Node: ExSimple43804
Node: ExGraft44283
Node: ExMkisofs45530
Node: ExGrowisofs46781
Node: ExIncBackup47953
Node: ExIncBckAcc51002
Node: ExBootable52677
Node: Files54776
Node: Seealso55846
Node: Legal56361
Node: CommandIdx57157
Node: ConceptIdx68490

End Tag Table

View File

@ -44,7 +44,7 @@
@c man .\" First parameter, NAME, should be all caps
@c man .\" Second parameter, SECTION, should be 1-8, maybe w/ subsection
@c man .\" other parameters are allowed: see man(7), man(1)
@c man .TH XORRISOFS 1 "Mar 06, 2011"
@c man .TH XORRISOFS 1 "Mar 09, 2011"
@c man .\" Please adjust this date whenever revising the manpage.
@c man .\"
@c man .\" Some roff macros, for reference:
@ -298,14 +298,21 @@ on the intended media.
@*
Both values can be inquired from optical media by help of burn programs
and cdrecord option -msinfo. xorriso itself can obtain it in its
cdrecord emulation:
cdrecord emulation. Do not let it load the drive, but rather do this manually
or by a program like dd which reads a few bytes. Only then it is sure that
the device driver knows the true readable size of the media.
@*
@sp 1
dd if=/dev/... count=1 >/dev/null 2>&1
@*
values=$(xorriso -as cdrecord dev=/dev/... -msinfo)
@*
echo $values
@*
@sp 1
Option -C may be used without option -M to create an ISO image from
scratch and prepare it for being finally written to a block address
other than 0. Parameter last_session_start should then be set to 0.
other than 0. Parameter last_session_start must then be set to 0.
@c man .TP
@item -cdrecord-params last_session_start,next_writeable_address
@kindex -cdrecord-params set load address and write address offset
@ -1552,6 +1559,12 @@ yields in the ISO image:
@c man .B Perform multi-session runs
@node ExMkisofs, ExGrowisofs, ExGraft, Examples
@section Perform multi-session runs
This example works for multi-session media only:
CD-R[W], DVD-R[W], DVD+R, BD-R.
Add cdrskin option @minus{}@minus{}grow_overwriteable_iso
to all -as cdrecord runs
in order to enable multi-session emulation on overwriteable media.
@*
The first session is written like this:
@*
@sp 1
@ -1565,11 +1578,13 @@ The first session is written like this:
Follow-up sessions are written like this:
@*
@sp 1
$ dd if=/dev/sr0 count=1 >/dev/null 2>&1
@*
$ m=$(xorriso -as cdrecord dev=/dev/sr0 -msinfo)
@*
$ xorrisofs -M /dev/sr0 -C $m -graft-points \
@*
/tree2/=prepared_for_iso/tree2 \
/tree2=prepared_for_iso/tree2 \
@*
| xorriso -as cdrecord -v dev=/dev/sr0 -waiti -multi -eject -
@*
@ -1577,12 +1592,11 @@ Follow-up sessions are written like this:
Always eject the drive tray between sessions. The old sessions
get read via /dev/sr0. Its device driver might not be aware
of the changed content before it loads the media again.
In this case the previous session would not be loaded and the
new session would contain only the newly added files.
@*
@sp 1
This example works for multi-session media only.
Add cdrskin option @minus{}@minus{}grow_overwriteable_iso
to all -as cdrecord runs
in order to enable multi-session emulation on overwriteable media.
For the same reason do not let xorriso -as cdrecord load the media,
but rather do this manually or by a program that reads from /dev/sr0.
@c man .SS
@c man .B Let xorrisofs work underneath growisofs
@node ExGrowisofs, ExIncBackup, ExMkisofs, Examples
@ -1613,9 +1627,17 @@ start with "-o" but -outdev must be set to "-".
So use "outdev" instead:
@*
@sp 1
$ growisofs -Z /dev/dvd @minus{}@minus{} outdev - -update_r /my/files /files
$ growisofs -Z /dev/dvd @minus{}@minus{}for_backup @minus{}@minus{} \
@*
$ growisofs -M /dev/dvd @minus{}@minus{} outdev - -update_r /my/files /files
outdev - -update_r /my/files /files
@*
$ growisofs -M /dev/dvd @minus{}@minus{}for_backup @minus{}@minus{} \
@*
outdev - -update_r /my/files /files
@*
Note that @minus{}@minus{}for_backup is given in the mkisofs emulation.
To preserve the recorded extra data it must already be in effect, when
the emulation loads the image.
@c man .SS
@c man .B Incremental backup of a few directory trees
@node ExIncBackup, ExIncBckAcc, ExGrowisofs, Examples
@ -1637,7 +1659,12 @@ the two disk trees to the media is desired. Begin with blank media and start
a new blank media when the run fails due to lack of remaining space on
the old one.
@*
Do not let xorriso -as cdrecord load the media,
but rather do this manually or by a program that reads from /dev/sr0.
@*
@sp 1
$ dd if=/dev/sr0 count=1 >/dev/null 2>&1
@*
$ msinfo=$(xorriso -as cdrecord dev=/dev/sr0 -msinfo)
@*
$ load_opts=
@ -1745,9 +1772,14 @@ With the first session:
@sp 1
@c man .sp 1
With the second session, option -old-root refers to /session1 and the
new -root is /session2:
new -root is /session2.
@*
Do not let xorriso -as cdrecord load the media,
but rather do this manually or by a program that reads from /dev/sr0.
@*
@sp 1
$ dd if=/dev/sr0 count=1 >/dev/null 2>&1
@*
$ msinfo=$(xorriso -as cdrecord dev=/dev/sr0 -msinfo)
@*
$ load_opts=
@ -1790,9 +1822,15 @@ The prescribed mkisofs options can be used unchanged with xorrisofs:
./CD_root
@*
@sp 1
Put it on CD by a burn program. E.g.:
@*
@sp 1
$ xorriso -as cdrecord -v dev=/dev/sr0 blank=as_needed output.iso
@*
@sp 1
@c man .sp 1
The image from above example will boot from CD, DVD or BD, but not from
USB stick or orther hard-disk-like devices. This can be done by help of an
USB stick or other hard-disk-like devices. This can be done by help of an
isohybrid MBR. Syslinux provides matching template files
as isohdp[fp]x*.bin . E.g. /usr/lib/syslinux/isohdpfx.bin .
@*
@ -1804,6 +1842,8 @@ tools for partitioning and formatting.
The image from the following example will be prepared for booting via MBR
and its first parttion will start at hard disk block 64.
@*
It will also boot from optical media.
@*
@sp 1
$ xorrisofs -o output.iso \
@*