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=-1.2 required=5.0 tests=BAYES_00,FROM_LOCAL_HEX,
	FROM_STARTS_WITH_NUMS autolearn=no autolearn_force=no version=3.4.4
X-Google-Thread: 103376,4fe1e6b66c35dfe2
X-Google-NewGroupId: yes
X-Google-Attributes: gida07f3367d7,domainid0,public,usenet
X-Google-Language: ENGLISH,ASCII-7-bit
Path: 
 g2news2.google.com!news1.google.com!npeer01.iad.highwinds-media.com!news.highwinds-media.com!feed-me.highwinds-media.com!news.glorb.com!news2.glorb.com!fu-berlin.de!uni-berlin.de!individual.net!not-for-mail
From: "Vinzent Hoefler" <0439279208b62c95f1880bf0f8776eeb@t-domaingrabbing.de>
Newsgroups: comp.lang.ada
Subject: Re: About task-safeness
Date: Wed, 02 Feb 2011 22:01:20 +0100
Message-ID: <op.vqanciallzeukk@jellix.jlfencey.com>
References: 
 <06ecb5ab-a9e5-4a5d-9370-6bbe137d3693@glegroupsg2000goo.googlegroups.com>
Mime-Version: 1.0
Content-Type: text/plain; charset=utf-8; format=flowed; delsp=yes
Content-Transfer-Encoding: 7bit
X-Trace: individual.net +MdRdgoddVwBTRqCTK3FawamFVvPNX4RbMb0tZdPxbDBwP3F3Y
Cancel-Lock: sha1:8kWw0h8MYiPGxQZXARSLGYgAtXQ=
User-Agent: Opera Mail/11.01 (Win32)
Xref: g2news2.google.com comp.lang.ada:17796
Date: 2011-02-02T22:01:20+01:00
List-Id: <comp.lang.ada>

mockturtle wrote:

>   * Am I granted (maybe by some obscure paragraph of our beloved RM ;-) that the standard
> packages are task-safe? (I would be surprised if they weren't, but it is nice to be sure...)

Well, ARM 05, A(3/2) says:

|The implementation shall ensure that each language-defined subprogram is reentrant in
|the sense that concurrent calls on the same subprogram perform as specified, so long
|as all parameters that could be passed by reference denote nonoverlapping objects.

Apart from that, you probably have to trust the programmer - or some tool.


Vinzent.

-- 
You know, we're sitting on four million pounds of fuel, one nuclear weapon,
and a thing that has 270,000 moving parts built by the lowest bidder.
Makes you feel good, doesn't it?
   --  Rockhound, "Armageddon"