mkisofs options question

Charles Howse chowse at
Wed Dec 24 10:01:39 PST 2003

On Wednesday 24 December 2003 10:10 am, Dan Nelson wrote:
> In the last episode (Dec 24), Charles Howse said:
> > I have some directories that I need to include in a .iso file. I've
> > followed the online Handbook section 12.5.2, and read man mkisofs.
> >
> > The directories each have the file CUSTOM in them.
> > That causes mkisofs to error:
> >
> > [root at moe ~]# mkisofs -U -R -o /tmp/cdimg.iso /disk2/curly /disk2/larry
> > Warning: creating filesystem that does not conform to ISO-9660.
> > Using CUSTOM000 for  /CUSTOM (CUSTOM)
> > mkisofs: Error: '/disk2/larry/CUSTOM' and '/disk2/curly/CUSTOM' have the
> > same Rock Ridge name 'CUSTOM'. mkisofs: Error: '/disk2/larry/CUSTOM' and
> > '/disk2/curly/CUSTOM' have the same Rock Ridge name 'CUSTOM'. mkisofs:
> > Unable to sort directory
> >
> > What are the proper options for mkisofs so that I can have identical
> > filenames in different directories?
> They are in the same directory.  Remember that when you pass mkisofs a
> list of directories, their contents are combined to create the CD.  you
> can't have duplicates, though. /disk2/larry/CUSTOM and
> /disk2/curly/CUSTOM both map to "/CUSTOM" on the cdrom. If you really
> wanted the cdrom to contain two subdirectories named "/larry" and
> "/curly", try passing just "/disk2" to mkisofs, or if there are other
> directories in disk2, create a /disk2/cdrom, move larry and curly into
> there, and run "mkisofs /disk2/cdrom".

OK, I restructured /disk2 as you suggested, it works now.  Thanks!


Random Murphy's Law:
The one wrench or drill bit you need will be the one
missing from the tool chest.

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