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=unavailable autolearn_force=no version=3.4.4 X-Received: by 10.66.241.104 with SMTP id wh8mr69389856pac.44.1452561469299; Mon, 11 Jan 2016 17:17:49 -0800 (PST) X-Received: by 10.182.55.100 with SMTP id r4mr131914obp.11.1452561469247; Mon, 11 Jan 2016 17:17:49 -0800 (PST) Path: eternal-september.org!reader01.eternal-september.org!reader02.eternal-september.org!news.eternal-september.org!mx02.eternal-september.org!feeder.eternal-september.org!news.glorb.com!h5no3232514igh.0!news-out.google.com!kr2ni2413igb.0!nntp.google.com!h5no3232511igh.0!postnews.google.com!glegroupsg2000goo.googlegroups.com!not-for-mail Newsgroups: comp.lang.ada Date: Mon, 11 Jan 2016 17:17:49 -0800 (PST) Complaints-To: groups-abuse@google.com Injection-Info: glegroupsg2000goo.googlegroups.com; posting-host=109.163.234.4; posting-account=zd4fUAoAAABZGnAfDxrdJ5Lpts-qUilv NNTP-Posting-Host: 109.163.234.4 User-Agent: G2/1.0 MIME-Version: 1.0 Message-ID: Subject: pass a argument to spawn From: comicfanzine@gmail.com Injection-Date: Tue, 12 Jan 2016 01:17:49 +0000 Content-Type: text/plain; charset=ISO-8859-1 Xref: news.eternal-september.org comp.lang.ada:29096 Date: 2016-01-11T17:17:49-08:00 List-Id: Hi , i'm trying to do a simple " ls -a " , on Ubuntu . I tried to associate a string value , because : subtype Argument_List is String_List; But it failed . Anyway , i'm lost with all the types and subtypes in GNAT.OS_Lib and System.Strings . So , i don't know how to proceed in the simplier way . WITH GNAT.OS_Lib ; USE GNAT.OS_Lib ; WITH Ada.Text_IO ; USE Ada.Text_IO ; procedure console_Ada is state_spawn : boolean ; arg : Argument_List ( 1..1 ) ; -- here the value must be "-a" . begin new_line ; put_line ( " Print of your files :") ; new_line ; Spawn ( "/bin/ls" , arg , state_spawn ); -- /bin/ls -a new_line ; put ( " Execution of the program with Spawn ? : " & Boolean'Image( state_spawn ) ) ; end console_Ada ;