Re: Segmentation fault using libtidy (symptoms, diagnosis, and bush medicine cure)

Thanks for the info.  LibTidy already has the TIDY_EXPORT macro.  Is there 
a way on GCC to reverse the semantics?  I.e. hide everything except that 
which is expressly exported?

At 10:57 PM 6/26/2006 +0100, Nuno Lopes wrote:
> >> The problem is: how to "fix" the problem without breaking
> >> compatibility with older tidy lib versions?
> >
> > AFAICT GetToken() is private, so existing client apps
> > shouldn't be using it anyway.
>
>AH, good point Jeff.
>static can't be used, because the function is defined in lexer.c, but used
>in parser.c
>
>But.. gcc offers a good alternative:
>__attribute__ ((visibility ("internal")))
>
>gcc docs:
>http://gcc.gnu.org/onlinedocs/gcc/Function-Attributes.html#index-g_t_0040code_007bused_007d-attribute_002e-1876
>
>So, I would define a macro, like:
>#if defined(__GNUC__) && __GNUC__ >= 3
># define INTERNAL       __attribute__ ((visibility ("internal")))
>#else
># define INTERNAL
>#endif
>
>And use it like:
>Node* INTERNAL GetToken( TidyDocImpl* doc, GetTokenMode mode ) { ... }
>
>
>Now, its up with tidy developers to choose what they want to do.
>
>And "The" reference for writing shared librarys:
>http://people.redhat.com/drepper/dsohowto.pdf
>
>
>Nuno
>
>
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