[C2hs] Problems with c2hs, including `__attribute__' symbol in _mingw.h

[Manuel M T Chakravarty]

Vivian McPhail:
> This is the second run, with the appropriate defs to get rid of the problem.
> Clearly the args to --cppopts are getting screwed up.  I also tried with
> "-I..." but got the same error.
> 
> 
> $ c2hs --cppopts='-I/c/Apps/MATLAB704/extern/include -D__asm__(A)=
> -D__attribute__(A)=' --include=C:/Apps/MATLAB704/extern/include matrix.h
> MxMatrix.chs
> MxMatrix.h:1:20: matrix.h: No such file or directory
> c2hs.exe: Error during preprocessing custom header file 

I think, you need to put the argument to -D in extra quotes, like so

  --cppopts='-I/c/Apps/MATLAB704/extern/include -D"__asm__(A)= " -D"__attribute__(A)= "'

Manuel

> 
> > -----Original Message-----
> > From: Manuel M T Chakravarty [mailto:chak at cse.unsw.edu.au] 
> > Sent: Wednesday, 11 October 2006 9:32 a.m.
> > To: Vivian McPhail
> > Cc: c2hs at haskell.org
> > Subject: Re: [C2hs] Problems with c2hs, including 
> > `__attribute__' symbol in _mingw.h
> > 
> > Hi Vivian,
> > 
> > > running GHC 6.5.20060831, mingw
> > >  
> > > 1) darcs repo error:
> > > Patch 107 can't be applied.  Some problem with case-sensitivity.
> > > Issue234 of darcs is a bugs report on case-sensitivity, and 
> > Heffalump 
> > > on #darcs is examining this problem.
> > >  
> > > Heffalump has created a repo that fixes this problem:
> > > http://urchin.earth.li/darcs/ganesh/c2hs
> > 
> > Does that also happen if you get the repo with --partial?  If 
> > yes, maybe we can get around it by adding another, more 
> > recent, checkpoint.
> >  
> > > 2) ./Setup.hs install error:
> > >  
> > > $ ./Setup.hs install
> > > Installing: C:\Apps\MSYS\1.0\local\Haskell\c2hs-0.14.6
> > > \ghc-6.5.20060831 & C:\Apps\MSYS\1.0\local\Haskell\bin 
> > c2hs-0.14.6...
> > > '.' is not recognized as an internal or external command, operable 
> > > program or batch file.
> > > 
> > > Some problem with backslashes and windows.
> > >  
> > > I got around this problem by installing by hand.
> > 
> > Yes, I am sorry, this is a known problem on windows, which is 
> > on the list of things to be fixed.
> > 
> > > 3) syntax error
> > >  
> > > $ c2hs --cppopts=-I/c/Apps/MATLAB704/extern/include
> > > --include=c:/Apps/MATLAB704/extern/include matrix.h MxMatrix.chs
> > > c2hs.exe: Generic fatal error.
> > >  
> > > 
> > C:/Apps/MSYS/1.0/mingw/bin/../lib/gcc/mingw32/3.4.2/../../../.
> > ./include/float.h:125: (column 8) [FATAL] 
> > >   >>> Syntax error!
> > >   The symbol `__attribute__' does not fit here.
> > 
> > __attribute__ is a not very well documented extension of gcc. 
> >  c2hs can handle many cases of __attribute__, but 
> > unfortunately some don't work yet.  However, there is a work 
> > around.  Please see the following message from the list archive:
> > 
> >   http://www.haskell.org/pipermail/c2hs/2006-May/000577.html
> > 
> > Manuel
> > 
> > 
> > 
> > --
> > No virus found in this incoming message.
> > Checked by AVG Free Edition.
> > Version: 7.1.407 / Virus Database: 268.13.1/466 - Release 
> > Date: 7/10/2006
> >  
> > 
>