Date: Mon, 11 Feb 2013 18:27:57 +0700 From: Erich Dollansky <erichsfreebsdlist@alogt.com> To: Peter Pentchev <roam@ringlet.net> Cc: freebsd-doc@freebsd.org Subject: Re: missing information in man 3 system Message-ID: <20130211182757.475efca2@X220.ovitrap.com> In-Reply-To: <20130211094557.GB5801@straylight.m.ringlet.net> References: <20130211120438.730ce5d3@X220.ovitrap.com> <20130211094557.GB5801@straylight.m.ringlet.net>
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Hi,
On Mon, 11 Feb 2013 11:45:57 +0200
Peter Pentchev <roam@ringlet.net> wrote:
> On Mon, Feb 11, 2013 at 12:04:38PM +0700, Erich Dollansky wrote:
> >
> > Or did I simply miss something?
>
> Yes, this is indeed the intended behavior of system(3) - it does say
ok. This is good.
Ah, this is from the description section. Which I did not read.
>
> if (WIFEXITED(code)) {
> printf("The program exited with code %d\n",
> WEXITSTATUS(code));
So, this is what I need.
> Yes, it may seem a bit convoluted at first glance, but it is indeed
> necessary for the purpose of providing all the information in a single
> return value. Don't worry, this is something that everyone stumbles
> into when making their first steps in system programming :) (pun
> unintended ;)
This comes then from the good-old-16-bit-days of Unix. I was more
confused by the fact that my memory was right but I could not find the
description under RETURN VALUES. That
>
> Hope that helps!
Yes, of course.
Thanks.
Erich
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