From: Brian Inglis <Brian.Inglis@SystematicSw.ab.ca>
To: cygwin@cygwin.com
Subject: Re: Bug in TIME function
Date: Thu, 12 Sep 2019 23:03:00 -0000 [thread overview]
Message-ID: <78512bbe-b912-9bf5-d6cf-9da5b982c955@SystematicSw.ab.ca> (raw)
In-Reply-To: <009d01d56994$a8065040$f812f0c0$@twcny.rr.com>
On 2019-09-12 12:05, tlake@twcny.rr.com wrote:
> The code below returns -1. It shouldn't.
> #include <sys/times.h>
> #include <stdio.h>
> int main(int argc, char *argv[])
> {
> printf("return value %ld\n", (long)times((struct tms*)0));
> return 0;
> }
It should.
The times(3) function requires a pointer to object storage to return the results
which are its function.
An invalid pointer to object storage is an error, requiring -1 be returned and
errno set.
You should also print errno and strerror(errno).
--
Take care. Thanks, Brian Inglis, Calgary, Alberta, Canada
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next prev parent reply other threads:[~2019-09-12 18:44 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-09-12 18:16 tlake
2019-09-12 18:44 ` Kaz Kylheku
2019-09-13 0:50 ` Kaz Kylheku
2019-09-12 23:03 ` Brian Inglis [this message]
2019-09-13 11:37 ` tlake
2019-09-13 19:59 ` Wayne Davison
2019-09-13 23:05 ` Kaz Kylheku
2019-09-18 0:16 ` Brian Inglis
2019-09-16 7:30 ` Achim Gratz
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