From mboxrd@z Thu Jan  1 00:00:00 1970
X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on polar.synack.me
X-Spam-Level: 
X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,FREEMAIL_FROM
	autolearn=ham autolearn_force=no version=3.4.4
X-Google-Thread: a07f3367d7,d87fe6752812f07a
X-Google-Attributes: gida07f3367d7,public,usenet
X-Google-NewGroupId: yes
X-Google-Language: ENGLISH,ASCII
Path: 
 g2news2.google.com!postnews.google.com!n4g2000vba.googlegroups.com!not-for-mail
From: daniel.wengelin@home.se
Newsgroups: comp.lang.ada
Subject: Re: GNAT on WinXP: System.OS_Lib.Spawn raises Program_Error
Date: Sat, 2 May 2009 13:31:04 -0700 (PDT)
Organization: http://groups.google.com
Message-ID: <1e58665e-4d06-4014-8ee0-08c23574b3b3@n4g2000vba.googlegroups.com>
References: <50d832b4-140d-4029-8d7c-9397115160ba@u8g2000yqn.googlegroups.com>
	<oOPKl.186217$4m1.38411@bgtnsc05-news.ops.worldnet.att.net>
NNTP-Posting-Host: 213.80.112.56
Mime-Version: 1.0
Content-Type: text/plain; charset=ISO-8859-1
Content-Transfer-Encoding: quoted-printable
X-Trace: posting.google.com 1241296265 10414 127.0.0.1 (2 May 2009 20:31:05
 GMT)
X-Complaints-To: groups-abuse@google.com
NNTP-Posting-Date: Sat, 2 May 2009 20:31:05 +0000 (UTC)
Complaints-To: groups-abuse@google.com
Injection-Info: n4g2000vba.googlegroups.com; posting-host=213.80.112.56;
	posting-account=3YZVcgoAAABhquw5c8i1rhYF5PZF_gWR
User-Agent: G2/1.0
X-HTTP-UserAgent: Mozilla/5.0 (Windows; U; Windows NT 5.1; sv-SE; rv:1.9.0.7)
	Gecko/2009021910 Firefox/3.0.7,gzip(gfe),gzip(gfe)
Xref: g2news2.google.com comp.lang.ada:5659
Date: 2009-05-02T13:31:04-07:00
List-Id: <comp.lang.ada>

On 2 Maj, 06:16, a...@anon.org (anon) wrote:
> First, in GNAT GPL 2008, GNAT.OS_LIB renames System.OS_LIB, so using
> GNAT.OS_LIB would be a waste of time.
> Note: Spawn and Ada task can have problems. Should be avoided. Also,
> =A0 =A0 =A0 in some case "spawn" is disabled.
>
> Second, it would be helpful to give some code.
>
> In the mean time, using the simple routine version it sounds like its you=
r
> "Args" parameter in the call is not setup properly. Also you might try us=
ing
> the full path with the program name.
>
> In <50d832b4-140d-4029-8d7c-939711516...@u8g2000yqn.googlegroups.com>, da=
niel.wenge...@home.se writes:
>
> >Though not an Ada issue, really, someone here might have had the same
> >problem as I have had: I tried to make a small program start another
> >program using System.OS_Lib.Spawn. However, it raised Program_Error
> >and stated Exception_Access_Violation.
>
> >Any ideas why, and what to do about it?
>
> >/D
>
>

Thanks, fixing the Args sorted the problem out. I need to practice
more on the unconstrained string access array types 8-/
/D