Binary IO

[Keean Schupke]

Just a thought, what about the other Simon's BlockIO library, its 
certainly very efficient, and probably what I
am going to use for binaryIO from now on.

    Keean.

Simon Marlow wrote:

>On 20 April 2005 22:35, Scott Turner wrote:
>
>  
>
>>On 2005 April 20 Wednesday 15:56, Iavor Diatchki wrote:
>>    
>>
>>>I've been playing around with decoding binary files, and I couldn't
>>>find a function in the libraries to read a byte from a file. Does
>>>anyone know if there is such a function?  ....... it seems
>>>that we should have:
>>>hGetByte :: Handle -> IO Word8
>>>      
>>>
>>hGetByte could be implemented on top of hGetBuf and StorableArray,
>>but the overhead would be ugly.  Recently I needed binary input for
>>similar reasons, and would have used hGetByte had it been available. 
>>I ended up performing input using a reasonable-sized buffer.
>>    
>>
>
>In GHC, you can assume that 
>
>  hGetByte h = do c <- hGetChar h; return (fromIntegral (ord c))
>
>you must open the file in binary mode (openBinaryFile).  I don't think
>this works with Hugs, though.
>
>Personally, I think this ought to be part of the redesign of the I/O
>library.  hGetByte and hPutByte would be a stopgap.  But, not much
>progress is being made on an I/O redesign right now.
>
>Cheers,
>	SImon
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