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,WEIRD_PORT autolearn=unavailable autolearn_force=no version=3.4.4 X-Received: by 10.157.41.212 with SMTP id g20mr1908991otd.126.1475652505213; Wed, 05 Oct 2016 00:28:25 -0700 (PDT) X-Received: by 10.157.34.41 with SMTP id o38mr645027ota.6.1475652505179; Wed, 05 Oct 2016 00:28:25 -0700 (PDT) Path: eternal-september.org!reader01.eternal-september.org!reader02.eternal-september.org!news.eternal-september.org!news.eternal-september.org!feeder.eternal-september.org!news.glorb.com!l13no113994itl.0!news-out.google.com!w143ni467itb.0!nntp.google.com!l13no113984itl.0!postnews.google.com!glegroupsg2000goo.googlegroups.com!not-for-mail Newsgroups: comp.lang.ada Date: Wed, 5 Oct 2016 00:28:24 -0700 (PDT) Complaints-To: groups-abuse@google.com Injection-Info: glegroupsg2000goo.googlegroups.com; posting-host=124.171.67.91; posting-account=d51RWwoAAADvR-x0zYAtT9z3CRxT1eXo NNTP-Posting-Host: 124.171.67.91 User-Agent: G2/1.0 MIME-Version: 1.0 Message-ID: Subject: Ada 2005 problem using Iterate From: Roger Injection-Date: Wed, 05 Oct 2016 07:28:25 +0000 Content-Type: text/plain; charset=UTF-8 Xref: news.eternal-september.org comp.lang.ada:31994 Date: 2016-10-05T00:28:24-07:00 List-Id: I've successfully used Iterate quite often before but the attached code won't work and I can't figure out why. Presumably something obvious that I'm blind to! No matter what I try, compiling numbers.adb produces the error messages: numbers.adb:24:48: expected access to subprogram "Ada.Containers.Vectors." from instance at numbers.ads:17 numbers.adb:24:48: found type access to procedure "Show_Two_Numbers" defined at line 24 numbers.ads:17 is: package pNumbers_Vector is new Ada.Containers.Vectors (tNumbers_Index, tNumbers); numbers.adb:24 is: Numbers_Vector.Iterate(Show_Two_Numbers'Access); Can someone tell me what I'm doing wrong? Regards, Roger Numbers.ads: with Ada.Containers.Vectors; package Numbers is type tNumbers_Vector is private; procedure Print_Numbers_Data (Numbers_Vector : tNumbers_Vector); private type tNumbers is record n1 : Integer := 0; n2 : Integer := 0; end record; subtype tNumbers_Index is Natural; package pNumbers_Vector is new Ada.Containers.Vectors (tNumbers_Index, tNumbers); type tNumbers_Vector is new pNumbers_Vector.Vector with null record; end Numbers; ============================================================ Numbers.adb: with Ada.Text_IO; use Ada.Text_IO; package body Numbers is Numbers_List : tNumbers_Vector; function New_Record(n1 : Integer; n2 : Integer) return tnumbers is theRecord : tnumbers := (n1, n2); begin return theRecord; end New_Record; -- ---------------------------------------------------------------------------------------------------- procedure Print_Numbers_Data (Numbers_Vector : tNumbers_Vector) is procedure Show_Two_Numbers(Number_Index : tNumbers_Index) is aNumber_Record : tnumbers; begin aNumber_Record := Numbers_Vector.Element(Number_Index); Put("Number 1: " & Integer'image(aNumber_Record.n1)); Put_Line(" Number 2: " & Integer'image(aNumber_Record.n2)); end Show_Two_Numbers; begin Numbers_Vector.Iterate(Show_Two_Numbers'Access); end Print_Numbers_Data; -- ---------------------------------------------------------------------------------------------------- begin for index in Natural range 0..3 loop Numbers_List.Append(New_Record(index + 2, 2* index + 1)); end loop; end Numbers;