[syslog-ng] Compiling 3.4

[Balazs Scheidler]

----- 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.
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