Overhauled info paragraphs of man page
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@ -41,18 +41,20 @@ Operates on an existing ISO image or creates a new one.
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Copies files from filesystem into the ISO image.
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Copies files from filesystem into the ISO image.
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.br
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> Renames or deletes file objects in the ISO image.
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Renames or deletes file objects in the ISO image.
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> Changes file properties in the ISO image.
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> Changes file properties in the ISO image.
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> Writes result as completely new image to optical media or filesystem objects.
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> Can write result as completely new image to optical media or filesystem objects.
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Writes result as add-on session to appendable multi-session media,
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Can write result as add-on session to appendable multi-session media,
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to overwriteable media, to regular files, and to block devices.
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to overwriteable media, to regular files, and to block devices.
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Scans for optical drives, blanks re-useable optical media.
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Scans for optical drives, blanks re-useable optical media.
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Reads its instructions from command line arguments, dialog, and batch files.
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Reads its instructions from command line arguments, dialog, and batch files.
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Provides navigation commands for interactive ISO image manipulation.
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.SS
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.SS
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.B General information paragraphs:
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.B General information paragraphs:
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@ -70,7 +72,7 @@ Unlike other filesystems, ISO 9660 is not intended for read-write operation but
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rather for being generated in a single sweep and being written to media as a
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rather for being generated in a single sweep and being written to media as a
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.B session .
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.B session .
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The data content of a session if called filesystem
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The data content of a session is called filesystem
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.B image .
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.B image .
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.PP
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.PP
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The written image in its session can then be mounted by the operating system
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The written image in its session can then be mounted by the operating system
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@ -90,7 +92,7 @@ which governs the data contents in all recorded sessions.
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The multi-session model of the MMC standard applies to CD-R[W], to DVD-R, to
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The multi-session model of the MMC standard applies to CD-R[W], to DVD-R, to
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certain states of DVD-RW, and to DVD+R. But it does not apply to overwriteable
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certain states of DVD-RW, and to DVD+R. But it does not apply to overwriteable
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MMC media like DVD-RAM, DVD+RW, formatted DVD-RW, and of course not to disk
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MMC media like DVD-RAM, DVD+RW, formatted DVD-RW, and of course not to disk
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files or block devices.
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files or non-CD/DVD block devices.
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Program growisofs by Andy Polyakov showed how to extend this functionality
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Program growisofs by Andy Polyakov showed how to extend this functionality
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to overwriteable media or disk files which carry valid ISO 9660 filesystems.
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to overwriteable media or disk files which carry valid ISO 9660 filesystems.
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These two expansion methods are referred as "growing" in this text.
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These two expansion methods are referred as "growing" in this text.
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@ -150,8 +152,10 @@ the path of their block device or of their generic character device. E.g.
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Get a list of accessible drives by command
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Get a list of accessible drives by command
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-devices
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-devices
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It might be necessary to do this as superuser in order to see all drives
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It might be necessary to do this as
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and to then allow rw-access for the intended users.
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.B superuser
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in order to see all drives and to then allow rw-access for the intended users.
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Consider to bundle the authorized users in a group like old "floppy".
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.PP
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.PP
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Filesystem objects of nearly any type can be addressed by prefix "stdio:" and
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Filesystem objects of nearly any type can be addressed by prefix "stdio:" and
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their path in the filesystem. E.g.:
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their path in the filesystem. E.g.:
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@ -198,6 +202,13 @@ with a fixed list length.
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Command and parameter words are either read from program arguments, where one
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Command and parameter words are either read from program arguments, where one
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argument is one word, or from input lines where words are recognized similar
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argument is one word, or from input lines where words are recognized similar
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to the quotation rules of a shell parser.
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to the quotation rules of a shell parser.
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.br
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xorriso is not a shell, although it might appear so on first glimpse.
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Be aware that the interaction of quotation marks and pattern symbols like "*"
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differs from the usual shell parsers. In xorriso, a quotation mark does not
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make a pattern symbol literal. Pattern expansion is a property of some
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particular commands and not a general feature.
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.PP
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When the program begins then it first looks for its startup files and
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When the program begins then it first looks for its startup files and
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eventually reads their content as command input lines. Then it interprets
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eventually reads their content as command input lines. Then it interprets
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the program arguments as commands and parameters and finally it enters
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the program arguments as commands and parameters and finally it enters
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