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=-2.9 required=5.0 tests=BAYES_00,FREEMAIL_FROM, MAILING_LIST_MULTI autolearn=unavailable autolearn_force=no version=3.4.4 X-Google-Thread: 103376,a0f8bfc88538cab5 X-Google-Attributes: gid103376,public X-Google-Language: ENGLISH,ASCII-7-bit Path: g2news1.google.com!news1.google.com!proxad.net!usenet-fr.net!news.enst.fr!melchior!cuivre.fr.eu.org!melchior.frmug.org!not-for-mail From: Marius Amado Alves Newsgroups: comp.lang.ada Subject: Re: task time-out&abort Date: Fri, 24 Jun 2005 12:42:46 +0100 Organization: Cuivre, Argent, Or Message-ID: References: <1119463703.048124.135330@o13g2000cwo.googlegroups.com> <1119540379.606416.227950@z14g2000cwz.googlegroups.com> <1119543599.616520.185540@g47g2000cwa.googlegroups.com> NNTP-Posting-Host: lovelace.ada-france.org Mime-Version: 1.0 (Apple Message framework v622) Content-Type: text/plain; charset=US-ASCII; format=flowed Content-Transfer-Encoding: 7bit X-Trace: melchior.cuivre.fr.eu.org 1119613412 94010 212.85.156.195 (24 Jun 2005 11:43:32 GMT) X-Complaints-To: usenet@melchior.cuivre.fr.eu.org NNTP-Posting-Date: Fri, 24 Jun 2005 11:43:32 +0000 (UTC) To: comp.lang.ada@ada-france.org Return-Path: In-Reply-To: <1119543599.616520.185540@g47g2000cwa.googlegroups.com> X-Mailer: Apple Mail (2.622) X-Virus-Scanned: by amavisd-new at dcc.fc.up.pt X-Virus-Scanned: by amavisd-new-20030616-p10 (Debian) at ada-france.org X-BeenThere: comp.lang.ada@ada-france.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "Gateway to the comp.lang.ada Usenet newsgroup" List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Xref: g2news1.google.com comp.lang.ada:11612 Date: 2005-06-24T12:42:46+01:00 > My goal is that the calling process can abort the call after x second > if the computation of the entry take too much time. Curiously enough on 2001 I wrote this for an Ada-Europe workshop on exceptions: << The time-out situation is so common that perhaps it deserves a special device in a future Ada: begin ... end in 10.0; -- end in 10 seconds, or raise Time_Out exception when Time_Out => ... >> (http://www.liacc.up.pt/~maa/files/ehada1.pdf) Unfortunately it didn't make it and the implementation was left as an exercise.