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- Path: in2.uu.net!DIALix!acix!johnv
- Subject: Re: Hidden files
- Newsgroups: comp.sys.amiga.programmer
- References: <4fqerr$m2c@thorn.cc.usm.edu> <DMrsMy.GAD@csc.liv.ac.uk>
- Distribution: world
- From: johnv@acix.DIALix.oz.au (John Verhoeven)
- Message-ID: <johnv.09j8@acix.DIALix.oz.au>
- Date: Sat, 24 Feb 96 15:10:02 +0800
- Organization: ACix - Private UUCP Node, Cloverdale, Western Australia.
-
- In article dated Thu, 22 Feb 1996 11:11:42 GMT, S.E. Morris (fish@csc.liv.ac.uk) wrote:
- > Not necessarily. If I remember correctly, AmigaDOS stores a map of
- > which sections of the disk are in use separately to the directory
- > listing. Therefore, it may be possible to reserve some blocks on
- > a disk without actually setting up a file for them.
-
- The bitmap blocks store which blockss on the dsk are in use. So by
- marking a block as being in use in the bitmap, AmigaDOS shouldn't use it.
-
- BUT if a disk validation is done, this would update the bitmap and mark
- those blocks as free because they are not attached to any file.
-
- --
- _--_|\ John Verhoeven (johnv@acix.DIALix.oz.au or johnv@DIALix.oz.au)
- / \ >>>> Writing programs in assembler is like digging post <<<<
- *_.--._/ >>>> holes with a teaspoon: it takes a long time, but <<<<
- v >>>> you have complete control over all the dirt. <<<<
-