Having discussed the issue privately with Alberto, I've found another bug and updated my pull request [1]. Using that code it should be possible to build the network library on Windows using MSys on GHC 7.4.1.
[1] https://github.com/haskell/network/pull/25 2012/2/8 Alberto G. Corona <agocor...@gmail.com> > yes i did it,. > > the error is as follows: > > shop.exe: NetworkSocket.hsc:(948,3)-(1007,23): Non-exhaustive patterns in > case > > I will download network form hackage and will do it form the beginning. . > > > > 2012/2/8 Holger Reinhardt <hreinha...@gmail.com>: > > Did you run "cabal clean" before rebuilding with Git Bash? And can you > post > > the exact runtime error you get? > > > > 2012/2/8 Alberto G. Corona <agocor...@gmail.com> > > > >> I switched to Git bash and the runtime error produced by the library > >> is the same. > >> This error may be produced because the configuration it does not > >> detect the netwiorkin related includes such is socket.h. This does not > >> exist neither in the ghc installation neither in GIT/Mingw > >> > >> > >> 2012/2/7 Holger Reinhardt <hreinha...@gmail.com>: > >> > I just use the version of MSys that is included with Git [1]. This > puts > >> > a > >> > "Git bash" icon on your desktop which you can then use to build the > >> > network > >> > library. > >> > > >> > [1] http://code.google.com/p/msysgit/ > >> > > >> > > >> > 2012/2/7 Alberto G. Corona <agocor...@gmail.com> > >> >> > >> >> Nothing bur a long history of failures. The problem is the > >> >> configuration and versioning of MinGW and MSys. This is a nighmare. > >> >> > >> >> 2012/2/7 Holger Reinhardt <hreinha...@gmail.com>: > >> >> > Oh you are using Cygwin. I'm using MSys so this is why I cannot > >> >> > reproduce > >> >> > your problem. Is there anything preventing you from using MSys? > >> >> > > >> >> > > >> >> > 2012/2/7 Alberto G. Corona <agocor...@gmail.com> > >> >> >> > >> >> >> The "problem" this time is in "Configure" : > >> >> >> > >> >> >> case "$host" in > >> >> >> *-mingw32) > >> >> >> EXTRA_SRCS="cbits/initWinSock.c, cbits/winSockErr.c, > >> >> >> cbits/asyncAccept.c" > >> >> >> EXTRA_LIBS=ws2_32 > >> >> >> CALLCONV=stdcall ;; > >> >> >> *-solaris2*) > >> >> >> EXTRA_SRCS="cbits/ancilData.c" > >> >> >> EXTRA_LIBS="nsl, socket" > >> >> >> CALLCONV=ccall ;; > >> >> >> *) > >> >> >> EXTRA_SRCS="cbits/ancilData.c" > >> >> >> EXTRA_LIBS= > >> >> >> CALLCONV=ccall ;; > >> >> >> esac > >> >> >> > >> >> >> > >> >> >> > >> >> >> Since I´m cross-compiling with cygwin, the variable Host does not > >> >> >> contain ¨*-muingw32" but "i686-pc-cygwin" > >> >> >> > >> >> >> changing the case , the library incorporates the lost C coded > files. > >> >> >> > >> >> >> Now the library links fine win imported, but there is a runtime > >> >> >> error: > >> >> >> > >> >> >> NetworkSocket.hsc:(948,3)-(1007,23): Non-exhaustive patterns in > case > >> >> >> > >> >> >> maybe it is due to some other preprocessor directive mismatch > >> >> >> > >> >> >> > >> >> >> 2012/2/7 Holger Reinhardt <hreinha...@gmail.com>: > >> >> >> > Did you also change the files in the /cbits/ folder? Because > they > >> >> >> > also > >> >> >> > check > >> >> >> > for HAVE_WINSOCK_H. > >> >> >> > > >> >> >> > > >> >> >> > 2012/2/7 Alberto G. Corona <agocor...@gmail.com> > >> >> >> >> > >> >> >> >> The code is evolving and none of the versions match exactily > with > >> >> >> >> the > >> >> >> >> patch, but substituting HAVE_WINSOCK by HAVE WINSOCK2 in these > >> >> >> >> files > >> >> >> >> solves the compilation problem at least in the network 2.3.0.10 > >> >> >> >> version from hackage. > >> >> >> >> > >> >> >> >> However it produces the same undefined references when this > >> >> >> >> library > >> >> >> >> is > >> >> >> >> imported in my application. It seems that some object code is > not > >> >> >> >> included in the final library. I verified that at least some > of > >> >> >> >> these > >> >> >> >> undefined references correspond with C code in the source, but > >> >> >> >> somehow this is not included in the object library.... > >> >> >> >> > >> >> >> >> 2012/2/7 Johan Tibell <johan.tib...@gmail.com>: > >> >> >> >> > Note that there are two branches on github, master and > stable. > >> >> >> >> > You > >> >> >> >> > want > >> >> >> >> > the > >> >> >> >> > latter. > >> >> >> >> > > >> >> >> >> > On Feb 7, 2012 8:23 AM, "Alberto G. Corona" > >> >> >> >> > <agocor...@gmail.com> > >> >> >> >> > wrote: > >> >> >> >> >> > >> >> >> >> >> This is quite different. > >> >> >> >> >> I don´t know how but I was looking at some other older patch > >> >> >> >> >> around > >> >> >> >> >> the same issue and I supposed that it was the one refered by > >> >> >> >> >> Yohan > >> >> >> >> >> Tibell. > >> >> >> >> >> > >> >> >> >> >> I´ll try your patch. > >> >> >> >> >> > >> >> >> >> >> Thanks!. > >> >> >> >> >> > >> >> >> >> >> 2012/2/7 Holger Reinhardt <hreinha...@gmail.com>: > >> >> >> >> >> > Hi, > >> >> >> >> >> > > >> >> >> >> >> > (I submitted the patch that Johan linked to) > >> >> >> >> >> > Network/Socket/Internal.hsc has the following code: > >> >> >> >> >> > > >> >> >> >> >> > #if defined(WITH_WINSOCK) || defined(cygwin32_HOST_OS) > >> >> >> >> >> > type CSaFamily = (#type unsigned short) > >> >> >> >> >> > #elif defined(darwin_HOST_OS) > >> >> >> >> >> > type CSaFamily = (#type u_char) > >> >> >> >> >> > #else > >> >> >> >> >> > type CSaFamily = (#type sa_family_t) > >> >> >> >> >> > #endif > >> >> >> >> >> > > >> >> >> >> >> > You have patched this part to always use 'unsigned short'. > >> >> >> >> >> > But > >> >> >> >> >> > the > >> >> >> >> >> > real > >> >> >> >> >> > issue is that WITH_WINSOCK is not defined, even though it > >> >> >> >> >> > should > >> >> >> >> >> > be. The > >> >> >> >> >> > reason for this lies in include/HsNet.h: > >> >> >> >> >> > > >> >> >> >> >> > #if defined(HAVE_WINSOCK_H) && !defined(cygwin32_HOST_OS) > >> >> >> >> >> > # define WITH_WINSOCK 1 > >> >> >> >> >> > #endif > >> >> >> >> >> > > >> >> >> >> >> > The problem here is that it checks for HAVE_WINSOCK_H, but > >> >> >> >> >> > the > >> >> >> >> >> > configure > >> >> >> >> >> > script never defines this variable. Instead it > >> >> >> >> >> > defines HAVE_WINSOCK2_H. > >> >> >> >> >> > It > >> >> >> >> >> > seems that the network library used Winsock1 in the past > and > >> >> >> >> >> > in > >> >> >> >> >> > the > >> >> >> >> >> > transition to Winsock2 someone forgot to change a few of > the > >> >> >> >> >> > #ifdefs. > >> >> >> >> >> > > >> >> >> >> >> > My patch just changes all occurences of HAVE_WINSOCK_H > >> >> >> >> >> > to HAVE_WINSOCK2_H. > >> >> >> >> >> > You might want to try that and report back if it works for > >> >> >> >> >> > you. > >> >> >> >> >> > > >> >> >> >> >> > 2012/2/7 Alberto G. Corona <agocor...@gmail.com> > >> >> >> >> >> >> > >> >> >> >> >> >> Hi Johan, > >> >> >> >> >> >> The patch is not for the current version of network and > the > >> >> >> >> >> >> code > >> >> >> >> >> >> is > >> >> >> >> >> >> quite different. Basically it is necesary to define this > >> >> >> >> >> >> variable > >> >> >> >> >> >> as > >> >> >> >> >> >> "unsigned short" that is the thing intended in the patch. > >> >> >> >> >> >> however > >> >> >> >> >> >> I > >> >> >> >> >> >> put it by brute force, without regard of the prerpocessor > >> >> >> >> >> >> directives. > >> >> >> >> >> >> With this change the code compiles well with: > >> >> >> >> >> >> > >> >> >> >> >> >> > >> >> >> >> >> >> > >> >> >> >> >> >> > >> >> >> >> >> >> > >> >> >> >> >> >> > >> >> >> >> >> >> > >> >> >> >> >> >> > http://neilmitchell.blogspot.com/2010/12/installing-haskell-network-library-on.html > >> >> >> >> >> >> > >> >> >> >> >> >> However my compiled library lack the methods defined as > >> >> >> >> >> >> foreign. > >> >> >> >> >> >> I´ll > >> >> >> >> >> >> keep trying. > >> >> >> >> >> >> > >> >> >> >> >> >> 2012/2/6 Johan Tibell <johan.tib...@gmail.com>: > >> >> >> >> >> >> > Hi, > >> >> >> >> >> >> > > >> >> >> >> >> >> > Someone recently contributed a fix that should make > >> >> >> >> >> >> > network > >> >> >> >> >> >> > build > >> >> >> >> >> >> > with > >> >> >> >> >> >> > 7.4: https://github.com/haskell/network/pull/25 > >> >> >> >> >> >> > > >> >> >> >> >> >> > Can you see if that works for you? I haven't yet had > time > >> >> >> >> >> >> > to > >> >> >> >> >> >> > merge > >> >> >> >> >> >> > and > >> >> >> >> >> >> > release that fix (I'm on vacation.) > >> >> >> >> >> >> > > >> >> >> >> >> >> > -- Johan > >> >> >> >> >> >> > > >> >> >> >> >> >> > >> >> >> >> >> >> _______________________________________________ > >> >> >> >> >> >> Haskell-Cafe mailing list > >> >> >> >> >> >> Haskell-Cafe@haskell.org > >> >> >> >> >> >> http://www.haskell.org/mailman/listinfo/haskell-cafe > >> >> >> >> >> > > >> >> >> >> >> > > >> >> >> > > >> >> >> > > >> >> > > >> >> > > >> > > >> > > > > > >
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