Re: [bug-inetutils] build failure with cpp-3.3

[Richard Dawe]

Hello.

Robert Millan wrote:
> 
> Hi!
> 
> ifconfig fails to build with preprocessor errors when attempting with cpp-3.3:
> 
> if gcc -DHAVE_CONFIG_H -I. -I../../inetutils-1.4.2+20031022/ifconfig -I..     
> -g -O2 -MT options.o -MD -MP -MF ".deps/options.Tpo" \
>   -c -o options.o `test -f 
> '../../inetutils-1.4.2+20031022/ifconfig/options.c' || echo 
> '../../inetutils-1.4.2+20031022/ifconfig/'`../../inetutils-1.4.2+20031022/ifconfig/options.c;
>  \
> then mv -f ".deps/options.Tpo" ".deps/options.Po"; \
> else rm -f ".deps/options.Tpo"; exit 1; \
> fi
> ../../inetutils-1.4.2+20031022/ifconfig/options.c:256:42: pasting "->" and 
> "address" does not give a valid preprocessing token
[snip]

This means you the macro concatenation operator is used unnecessarily. E.g.:
for:

    #define MACRO(x, y) x->##y

You don't need the "##".

The other cases have a bogus "##" before a semicolon.

I would contribute a patch, but I can't get paperwork.

Bye, Rich =]

-- 
Richard Dawe [ http://www.phekda.freeserve.co.uk/richdawe/ ]

"You can't evaluate a man by logic alone." -- McCoy, "I, Mudd", Star Trek