Michael Snoyman <[email protected]> writes: > Thanks for the link Andy, this definitely looks like the right I will > ultimately need to take. Good, here is framework link to help you understand Dynload.hs
http://www.flickr.com/photos/48809572@N02/5304662424/sizes/l/ Manatee is huge, but Dynload.hs is pretty simple, you can copy Dynload.hs to your project for your need, the code under GPL-3. Cheers, -- Andy > I just found out that plugins does not > install very well on Windows, which is something I need to provide > good support for with wai-handler-devel. > > Michael > > On Tue, Feb 1, 2011 at 1:15 PM, Andy Stewart <[email protected]> > wrote: >> Hi Michael, >> >> I have write some dynamic-loading code for my Manatee project >> (http://hackage.haskell.org/package/manatee) >> >> Dynload.hs use GHC API, if you interested it, you can read source code: >> >> > https://patch-tag.com/r/AndyStewart/manatee-core/snapshot/current/content/pretty/Manatee/Core/Dynload.hs >> >> Cheers, >> >> -- Andy >> >> Michael Snoyman <[email protected]> writes: >> >>> Hi Andy, >>> >>> plugins *is* working in general for me for some trivial test cases. >>> It's specifically this use case with WAI that's causing trouble, which >>> implies to me I'm misusing the API somehow. >>> >>> Michael >>> >>> On Tue, Feb 1, 2011 at 4:22 AM, Andy Stewart <[email protected]> >>> wrote: >>>> Hi Michael, >>>> >>>> plugins use it's own function instead GHC API, so it's easy to break >>>> with new version GHC. >>>> >>>> -- Andy >>>> >>>> Michael Snoyman <[email protected]> >>>> writes: >>>> >>>>> Hi all, >>>>> >>>>> I'm trying to convert wai-handler-devel to use plugins instead of >>>>> hint, but cannot even get some basic usages to work properly. I've put >>>>> together a minimal example that loads a WAI application from a >>>>> separate file and runs it, but this immediately causes the program to >>>>> crash saying: >>>>> >>>>> loader: internal error: stg_ap_v_ret >>>>> (GHC version 6.12.3 for i386_unknown_linux) >>>>> Please report this as a GHC bug: >>>>> http://www.haskell.org/ghc/reportabug >>>>> >>>>> Is this an actual bug in GHC, or am I misusing the plugins package? >>>>> >>>>> The two source files: >>>>> >>>>> MyModule.hs >>>>> {-# LANGUAGE OverloadedStrings #-} >>>>> module MyModule where >>>>> >>>>> import Network.Wai >>>>> import Data.ByteString.Lazy.Char8 () >>>>> >>>>> myapp _ = responseLBS status200 [("Content-Type", "text/plain")] "myapp" >>>>> >>>>> loader.hs >>>>> import System.Plugins.Make >>>>> import System.Plugins.Load >>>>> import Network.Wai.Handler.Warp (run) >>>>> >>>>> main :: IO () >>>>> main = do >>>>> MakeSuccess _ obj <- makeAll "MyModule.hs" [] >>>>> LoadSuccess _ app <- load_ obj [] "myapp" >>>>> run 3000 app >>>>> >>>>> Thanks, >>>>> Michael >>>> >>>> >>>> _______________________________________________ >>>> Haskell-Cafe mailing list >>>> [email protected] >>>> http://www.haskell.org/mailman/listinfo/haskell-cafe >>>> >> _______________________________________________ Haskell-Cafe mailing list [email protected] http://www.haskell.org/mailman/listinfo/haskell-cafe
