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NNTP-Posting-Date: Thu, 26 Oct 2006 16:22:22 -0500
From: tmoran@acm.org
Newsgroups: comp.lang.ada
Subject: Re: PSTR to Ada String.
References: <1161850402.541437.290580@k70g2000cwa.googlegroups.com>
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Date: 2006-10-26T16:22:22-05:00
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>You may want to have a look at GtkAda, which is an Ada binding to the
>(C-written) gtk library. There's good examples in there on how to ...
  Or at Claw, whose Claw.Sockets does:
    function gethostname(Name : Claw.Win32.Lpcstr;
                         Length : Claw.Int) return Claw.Int;
    pragma Import(Stdcall, gethostname, "gethostname");
    ...
    Local_Name : Interfaces.C.Char_Array(0 .. 200);
    ...
    Err := gethostname(Local_Name(0)'unchecked_access,
                       Claw.Int(Local_Name'length));
    if Err = Socket_Error then

> function AddrToPSTR is new Unchecked_Conversion(System.Address,
> Win32.PSTR);
   Locks you into certain compilers.  (A design requirement of Claw
was portability across 4 Ada->Windows compilers.)