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=-0.9 required=5.0 tests=BAYES_00,FORGED_GMAIL_RCVD,
	FREEMAIL_FROM autolearn=no autolearn_force=no version=3.4.4
X-Received: by 2002:a6b:1742:: with SMTP id
 63-v6mr127825iox.120.1530677638799;
        Tue, 03 Jul 2018 21:13:58 -0700 (PDT)
X-Received: by 2002:aca:c744:: with SMTP id x65-v6mr102187oif.2.1530677638629;
 Tue, 03 Jul 2018 21:13:58 -0700 (PDT)
Path: 
 eternal-september.org!reader01.eternal-september.org!reader02.eternal-september.org!feeder.eternal-september.org!feeder4.usenet.farm!feed.usenet.farm!feeder.usenetexpress.com!feeder-in1.iad1.usenetexpress.com!border1.nntp.dca1.giganews.com!nntp.giganews.com!d7-v6no1297153itj.0!news-out.google.com!z3-v6ni1373iti.0!nntp.google.com!u78-v6no1302849itb.0!postnews.google.com!glegroupsg2000goo.googlegroups.com!not-for-mail
Newsgroups: comp.lang.ada
Date: Tue, 3 Jul 2018 21:13:58 -0700 (PDT)
In-Reply-To: <3199b658-cc7d-47be-bc4d-a8346c0d765a@googlegroups.com>
Complaints-To: groups-abuse@google.com
Injection-Info: glegroupsg2000goo.googlegroups.com;
 posting-host=220.235.48.124;
 posting-account=d51RWwoAAADvR-x0zYAtT9z3CRxT1eXo
NNTP-Posting-Host: 220.235.48.124
References: <85743ee2-7d33-4024-a497-73a8dae0f480@googlegroups.com>
 <ed371ce3-61ac-47b5-b307-f3eba4a5f281@googlegroups.com>
 <3199b658-cc7d-47be-bc4d-a8346c0d765a@googlegroups.com>
User-Agent: G2/1.0
MIME-Version: 1.0
Message-ID: <78c71918-5d7b-4f65-a306-3b8e9065c4da@googlegroups.com>
Subject: Re: Interface Ada string with C++ std::string
From: Roger <rogermcm2@gmail.com>
Injection-Date: Wed, 04 Jul 2018 04:13:58 +0000
Content-Type: text/plain; charset="UTF-8"
Content-Transfer-Encoding: quoted-printable
Xref: reader02.eternal-september.org comp.lang.ada:53559
Date: 2018-07-03T21:13:58-07:00
List-Id: <comp.lang.ada>

On Wednesday, July 4, 2018 at 1:33:59 PM UTC+10, Roger wrote:
> On Wednesday, July 4, 2018 at 2:56:15 AM UTC+10, Lucretia wrote:
> > On Tuesday, 3 July 2018 13:59:56 UTC+1, Roger  wrote:
> > > I am need to interface an Ada procedure to a C++ function that takes =
a  std::string as an input parameter.
> > > Can someone advise me how to do this?
> >=20
> > See https://github.com/Lucretia/test_binding
>=20
> Thanks for this, it looks promising.
> I have cloned test_binding, built and run it and am now using it as a bas=
is for my own situation.

Having said that; it is true for one of my Macs but not the other.
On the other linking fails with numerous errors which I have been unable to=
 fix:
Undefined symbols for architecture x86_64:
  "std::__1::locale::use_facet(std::__1::locale::id&) const", referenced fr=
om:
      std::__1::basic_ostream<char, std::__1::char_traits<char> >& std::__1=
::endl<char, std::__1::char_traits<char> >(std::__1::basic_ostream<char, st=
d::__1::char_traits<char> >&) in libtest_binding.a(b_base.o)
      std::__1::basic_ostream<char, std::__1::char_traits<char> >& std::__1=
::__put_character_sequence<char, std::__1::char_traits<char> >(std::__1::ba=
sic_ostream<char, std::__1::char_traits<char> >&, char const*, unsigned lon=
g) in libtest_binding.a(b_base.o)
      std::__1::basic_ostream<char, std::__1::char_traits<char> >& std::__1=
::endl<char, std::__1::char_traits<char> >(std::__1::basic_ostream<char, st=
d::__1::char_traits<char> >&) in libtest_binding.a(b_derived1.o)

etc.