Bulat: I haven't tried moving to Posix calls, I'll try that next - although I was hoping the application wouldn't be posix dependent.
>> readFile calls openFile >>= hGetContents. It's the openFile that >> causes the problem, so READ START happens before openFile and READ >> STOP happens after openFile. The lazy semantics of the actual reading >> don't seem to have an effect. > > Just want to make sure that it isn't the latent hClose from readFile. Yeah, I've done that before! It seems to be the writeFile that isn't closing, not the readFile - hence my surprise. >> I did try changing to the strict bytestring file read, and that gave >> exactly the same error - apart from openBinaryFile was crashing rather >> than openFile. > > Weren't there versions of bytestring that didn't close the file early > enough? I only used bytestring for reading, so it shouldn't have made any difference. Thanks Neil _______________________________________________ Glasgow-haskell-users mailing list [email protected] http://www.haskell.org/mailman/listinfo/glasgow-haskell-users
