i.e. only the Linux CDROM device driver in read-only mode.... V.
On Jan 30, 2008 11:23 PM, Galchin Vasili <[EMAIL PROTECTED]> wrote: > I am trying to do the following on RedHat RHEL 5.0: > > main = do > fs <- openFd "/dev/cdrom" ReadOnly (Just ???) defaultFileFlags > putStrLn (show fd) > > what should (Just ???) be ??? > > Regards, Vasili > > > On Jan 30, 2008 11:10 PM, Brandon S. Allbery KF8NH <[EMAIL PROTECTED]> > wrote: > > > > > On Jan 30, 2008, at 23:05 , Galchin Vasili wrote: > > > > > Hello, > > > > > > The signature for openFD is > > > > > > openFd: FilePath > > > -> OpenMode > > > -> Maybe FileMode > > > -> OpenFileFlags > > > -> IO Fd > > > > > > I am currently reading http://www.haskell.org/ghc/docs/latest/html/ > > > libraries/unix/System-Posix-Files.html and diving down into links > > > but can't find the definition of data type FileMode. ??? Basically > > > I want to open in O_RDONLY filemode. > > > > That's an OpenMode, not a FileMode. The FileMode values are at the > > top of System-Posix-Files.html and correspond to Unix open()'s third > > argument. (ownerReadMode, etc.) OpenMode is documented at the start > > of http://www.haskell.org/ghc/docs/latest/html/libraries/unix/System- > > Posix-IO.html . > > > > -- > > brandon s. allbery [solaris,freebsd,perl,pugs,haskell] [EMAIL PROTECTED] > > system administrator [openafs,heimdal,too many hats] [EMAIL PROTECTED] > > electrical and computer engineering, carnegie mellon university KF8NH > > > > > > >
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