[syslog-ng] Compiling 3.4

[Balazs Scheidler]

----- Original message -----
> On 08/13/2012 08:30 PM, Balazs Scheidler wrote:
> > ----- Original message -----
> > > Greetings!
> > > 
> > > I am having some difficulties compiling current master (at the time
> > > of this writing) of syslog-ng 3.4. The first error is this:
> > > 
> > > filter-expr-parser.c:30:5: error: conflicting types for
> > > 'filter_expr_parse' In file included from filter-expr-parser.c:27:0:
> > > filter-expr-grammar.h:404:5: note: previous declaration of
> > > 'filter_expr_parse' was here
> > > make[4]: *** [filter-expr-parser.lo] Error
> > > 
> > > Now, at first I thought, since filter-expr-grammar.h is generated, it
> > > might have something to do with my bison version or the likes. But
> > > then I realized that the offending declaration in
> > > filter-expr-parser.c:30:
> > > 
> > > int filter_expr_parse(CfgLexer *lexer, FilterExprNode **node);
> > > 
> > > directly contradicts its use int the same file below (line 74):
> > > 
> > > .parse = (gint (*)(CfgLexer *, gpointer *, gpointer))
> > > filter_expr_parse,
> > > 
> > > filter-expr-parser.c is not generated, so I don't quite get how this
> > > compiles at all for anyone? Am I missing something?
> > > 
> > > The actual usage (line 74) matches the generated declaration, so I
> > > can just comment out the offending one in line 30. But I suspect
> > > this it not how it's supposed to work...
> > > 
> > > Same thing happens for parser-expr-parser and rewrite-expr-parser...
> > 
> > hm. earlier bison versions didn't declare the parse function. I can't
> > remember warnings either, but I'll have to check the code.
> 
> I am using bison 2.6.2, if this information is of any value...
> 
> But still, doesn't the declaration contradict the call below anyways
> (third parameter)?
> 

these are only called through the pointer, iirc they really only have two params, but I don't know why I haven't seen warnings before.
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