Re: pkg/33403: Can't build perl module written by C++

["Johnny C. Lam" <jlam%pkgsrc.org@localhost>]

The following reply was made to PR pkg/33403; it has been noted by GNATS.

From: "Johnny C. Lam" <jlam%pkgsrc.org@localhost>
To: obata%lins.jp@localhost
Cc: gnats-bugs%NetBSD.org@localhost
Subject: Re: pkg/33403: Can't build perl module written by C++
Date: Mon, 1 May 2006 17:14:44 +0000

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 On Mon, May 01, 2006 at 12:45:00PM +0000, 
 > ===> Building for p5-mecab-0.91
 > cp MeCab.pm blib/lib/MeCab.pm
 > c++ -c  -I/usr/pkg/include  -fno-strict-aliasing -pipe -I/usr/pkg/include 
 > -O2 -I/usr/pkg/include -I/usr/include   -I/usr/pkg/include -I/usr/include    
 > -DVERSION=\"0.91\"  -DXS_VERSION=\"0.91\" -DPIC -fPIC 
 > "-I/usr/pkg/lib/perl5/5.8.0/i386-netbsd-thread-multi/CORE"   MeCab_wrap.cxx
 > In file included from MeCab_wrap.cxx:708:
 > /usr/pkgsrc/wip/p5-mecab/work/.buildlink/lib/perl5/5.8.0/i386-netbsd-thread-multi/CORE/perl.h:2700:
 >  error: parse
 >    error before `__attribute__'
 
 Could you please try the attached patch?  I believe it is more in the
 spirit of how the Perl developers are currently trying to handle GCC
 __attribute__ expressions in the Perl codebase.  Please let me know if
 this works for you.
 
        Thanks,
 
        -- Johnny Lam <jlam%pkgsrc.org@localhost>
 
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 $NetBSD$
 
 --- perl.h.orig        2006-01-13 13:17:12.000000000 -0500
 +++ perl.h
 @@ -2375,7 +2375,11 @@ typedef struct clone_params CLONE_PARAMS
  #    define HASATTRIBUTE_PURE
  #  endif
  #  if __GNUC__ >= 3 /* gcc 3.0 -> */ /* XXX Verify this version */
 -#    define HASATTRIBUTE_UNUSED
 +#    if !defined(__cplusplus)
 +#      define HASATTRIBUTE_UNUSED
 +#    elif (__GNUC__ == 3 && __GNUC_MINOR >= 4 || __GNUC__ > 3) /* g++ 3.4 -> 
*/
 +#      define HASATTRIBUTE_UNUSED
 +#    endif
  #  endif
  #  if __GNUC__ == 3 && __GNUC_MINOR__ >= 4 || __GNUC__ > 3 /* 3.4 -> */
  #    define HASATTRIBUTE_WARN_UNUSED_RESULT
 
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