[Haskell-beginners] R/W from/to partitions (on linux)

Silent Leaf silent.leaf0 at gmail.com
Mon Jun 26 05:57:01 UTC 2017


Darn quick answer! Thanks Sylvain, that may be all i need to start!

2017-06-26 7:51 GMT+02:00 Sylvain Henry <sylvain at haskus.fr>:

> Hi,
>
> It is not Haskell specific. You just have to read from the partition
> device special file (e.g., something like /dev/sdb2) as you would do with a
> normal file. You must have the permission to do so (e.g., be root). Be
> careful as you can destroy your system if you write something incorrect in
> your partitions.
>
> Repositioning handles: https://www.stackage.org/
> haddock/lts-8.20/base-4.9.1.0/System-IO.html#g:13
>
> Read/write: https://www.stackage.org/haddock/lts-8.20/base-4.9.1.0/
> System-IO.html#v:hPutBuf
>
> Sylvain
>
> On 26/06/2017 07:35, Silent Leaf wrote:
>
> Hi,
>
> I'd like to be able to read and write from/to partitions directly. I've
> had trouble with the documentation (honestly i can't find anything, and any
> mention of partitions leads to mathematical partitioning of lists or
> whatever).
>
> I obviously would need to be able to write or read from a specific
> position in the partition. Mind you that would be good too for files (that
> is, being able to read/write from a specific position in it) since i plan
> on making disk images.
>
> Thanks in advance!
>
>
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