Date: Wed, 5 Sep 2001 06:23:04 +1000 (EST) From: Bruce Evans <bde@zeta.org.au> To: Mark Murray <markm@FreeBSD.org> Cc: <cvs-committers@FreeBSD.org>, <cvs-all@FreeBSD.org> Subject: Re: cvs commit: src/usr.bin/su Makefile su.c Message-ID: <20010905060708.T18238-100000@alphplex.bde.org> In-Reply-To: <200109041710.f84HAv396208@freefall.freebsd.org>
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On Tue, 4 Sep 2001, Mark Murray wrote:
> markm 2001/09/04 10:10:57 PDT
>
> Modified files:
> usr.bin/su Makefile su.c
> Log:
> WARNS=2 fixes.
>
> The remaining problem of converting highly incompatible pointer types
> is done by "laundering" the value through a union.
>
> This solves the problem (in my own mind) of how a "const char *" _ever_
^^^^^^^^^^^^^^ "char *"
> actually gets a value in a WARNS=2 world.
^ "const char *"
>
> Revision Changes Path
> 1.34 +2 -4 src/usr.bin/su/Makefile
> 1.45 +11 -7 src/usr.bin/su/su.c
This breaks the warning for me. I think iT's OK in one utility but
not in all the ones in /usr/src that call execve() like su does.
Bruce
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