Re: [Flex-help] flex C++ parser is brittle in systems with more then one version of flex installed

[Will E. <wes...@gm...>]

Does gcc -I /usr/local/include not do what you want?

On Sunday, 25 November 2012,  7:51 pm -0800, John Horigan <jo...@gl...> wrote:

> I am having a hard time using flex 2.5.37 installed at /usr/local on my OS
> X Mountain Lion system because flex 2.5.35 is already present under /usr.
> Getting XCode to use flex 2.5.37 is not too hard, but getting it to use
> /usr/local/include/FlexLexer.h is proving difficult.
> 
> I would like a feature that would allow the lexer to include the correct
> version of FlexLexer.h. I propose that the option
> 
> ‘--header-file=FILE, %option header-file="FILE"’
> 
> be allowed for C++ lexers. If the header option is present then flex copies
> FlexLexer.h to the specified file and includes that file in the lexer. You
> could even copy the correct lexer class name into the output instead of
> relying on a #define. I would be willing to work on a patch for this change
> if developers are interested.
> 
> -- john
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-- 
Will Estes (wl...@us...)
Flex Project Maintainer
http://flex.sourceforge.net/