I would think there is a command you can embed in the .ghci file that would automate the loading of the object files. But I didn't see one on a quick scan of the manual: http://www.haskell.org/ghc/docs/latest/html/users_guide/ghci-dot-files.html
-Corey O'Connor On Tue, Oct 21, 2008 at 9:10 AM, Emil Axelsson <[EMAIL PROTECTED]> wrote: > Hi, > > I'm making my first attempt at using some C code in my Haskell program. I > need it because I have a large amount of small constant tables, and GHC > takes ages to compile the if I use ordinary lists (and the object file gets > huge). If there's any way of achieving this without going to C, I'd be > interested to know. > > My question is about how to compile a library that contains C code. At the > end of this message is a simple example of an 'increase' function. To > compile, I run > > ghc Increase.hs --make -o increase increase.c > > and everything works as expected. But then when I want to load the example > in GHCi, I need to give the object file at the command line > > ghci Increase increase.o > > or I get "unknown symbol `increase'" when I try to run main. It feels a bit > awkward to have to list the object files every time I want to run GHCi. Is > there any way of avoiding that? There must be, because if I install the > files as a Cabal library, I can fire up GHCi without mentioning any object > files. But I don't want to go through cabal every time I want test some part > of my code. > > Thanks for any help, > > / Emil > > > > ---------------- > > increase.h: > > int increase(int x); > > > > increase.c: > > #include "increase.h" > > int increase(int x) { > return x+1; > } > > > > Increase.hs: > > {-# INCLUDE "increase.h" #-} > {-# LANGUAGE ForeignFunctionInterface #-} > > import Foreign.C > > foreign import ccall "increase.h increase" inc :: CInt -> CInt > > main = print (inc 2, inc 20) > > ---------------- > > > _______________________________________________ > Haskell-Cafe mailing list > Haskell-Cafe@haskell.org > http://www.haskell.org/mailman/listinfo/haskell-cafe > _______________________________________________ Haskell-Cafe mailing list Haskell-Cafe@haskell.org http://www.haskell.org/mailman/listinfo/haskell-cafe