HEADS DOWN
Sean C. Farley
sean-freebsd at farley.org
Fri May 11 23:43:46 UTC 2007
On Fri, 11 May 2007, Andrey Chernov wrote:
> On Thu, May 10, 2007 at 06:58:45PM -0500, Sean C. Farley wrote:
>> Would there be any other changes anybody can see need to be made? What
>> type of testing would be desired? The regression tests I wrote provide
>> a good basic test.
>
> I worry about this sort of things
> errx(EXIT_FAILURE, "environ corrupt");
>
> There is no mention anywhere that *env() functions can exit the
> program. Moreover some programs in theory can temprorarily put
> incorrect values into environment via putenv() after-modification or
> direct environ assignments for their own reasons.
>
> I suggest to change errx() to warnx()+return(failure).
No need to worry any longer; I changed them into warnx(). What value
should I give errno? I do not want the program to receive a random
error code. The first warnx() could be EINVAL. The second warnx()
would be a coding error on my part. EDOOFUS would fit. :) I know I
should not use it. EINVAL?
Sean
--
sean-freebsd at farley.org
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