cvs commit: src/usr.bin/xlint/xlint xlint.c

[Bruce Evans]

On Sat, 25 Oct 2003, Peter Wemm wrote:

> peter       2003/10/25 20:34:13 PDT
>
>   FreeBSD src repository
>
>   Modified files:
>     usr.bin/xlint/xlint  xlint.c
>   Log:
>   Move the -Wtraditional warning from the global cpp flags to when the -p
>   (portability warnings) switch is used.  Add -Wno-system-headers after it so
>   that we dont get 500 screenfulls of warnings about #elif in /usr/include.
>   I'm not entirely happy with this.  Maybe cdefs.h shouldn't use #elif and
>   instead nest #else clauses?

No, since the system headers don't actually work for K&R compilers (or
even C90 compilers :-() despite cdefs.h having compatibility cruft for
K&R.  They work for at most "gcc -E -traditional -Wno-system-headers".
Probably not even for that, so lint's -p and -t flags don't actually
work.

Bruce