John Yes, I think your best route is cpp-ery, horrible though it is. I suggest you use ghc6.2.1 (or 6.2.2 when it comes out, which will be Monday-ish), rather than some ghc5.x version. Otherwise you risk investing work in making a library incompatible with the current story. Simon | -----Original Message----- | From: haskell-cafe-bounces@haskell.org [mailto:haskell-cafe-bounces@haskell.org] On Behalf Of John | Goerzen | Sent: 07 October 2004 15:35 | To: haskell-cafe@haskell.org | Subject: [Haskell-cafe] Being Compatible | | Hi, | | I have appreciated some of the comments here about what exactly is | standardized. My next question is how to work at the greatest number of | places. | | I am working on a library of Haskell-related utilities. There is some | code in there that works with binary I/O, and some code that works with | rawSystem(), etc. | | Some of these are not supported on Hugs, nhc98, or ghc5 to varying | degrees. | | My initial thought was to use the cpp-style ifdefs I've seen elsewhere | to mask those unsupported features on those particular systems. But | Hugs at least doesn't support that, and I've found it extremely | difficult to find a list of predefined macros for the other systems | anyway. | | What is the suggested way to work around these problems? | | | _______________________________________________ | Haskell-Cafe mailing list | Haskell-Cafe@haskell.org | http://www.haskell.org/mailman/listinfo/haskell-cafe