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From: Michael Appleby <jappleby@arlington.net>
Subject: Re: Ada v3.10 / adagide.exe oddities
Date: 1998/02/20
Message-ID: <34EE4867.67B9@arlington.net>#1/1
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Date: 1998-02-20T00:00:00+00:00
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Michael Appleby wrote:
> 
> Recently, I've been working with both version 3.09 and 3.10 of the Gnat
> compiler.  I've installed and removed both versions several times.
> 
> v3.10 appears to be incompatible with my source files and generates the
> following error:
> 
>    319.             exit when ((Send_Message.Status =
> NO_MESSAGES_AVAILABLE) AND (i < Tiles_In_Update));
>                               |
>         >>> ambiguous expression (cannot resolve ""<"")
>         >>> possible interpretation at common_integer_types_ops.ads:81
>         >>> possible interpretation in package Standard
> 
> As can be surmized from the printout, package common_integer_types_ops
> overloads the standard numeric operators (this is required by the target
> machine).  The package 'common_integer_types_ops' is 'with'ed' at the
> start of the file and 'used' inside the procedure body.  Similar errors
> are generated for each use of the overloaded operators in the source
> file.  (and in a good many other packages as well).  I've not
> investigated this any further.
> 
> To get on with my work, I've removed v3.10 and installed v3.09 and
> attempted to work normally as follows:
> 
> To open my source files for editing, I open the Windows Explorer and
> double click on the desired file.  On my work computer (Win'95) I've
> associated '.ADA', '.ADB', and '.ADS' with the WordPad editor.  On my
> home machine (also Win'95) where I'm currently working, the following
> happens.
> 
> Attempts to open files with extensions '.ads' result in the following:
> 'Windows cannot find adagide.exe
> This program is needed for opening files of type 'ADS File' '
> prompt box requests location of adagide.exe which is not on the system.
> 
> Then under "View-Options-File Types (Tab)
> File Type 'ADS' is not initially listed.
> 'New type ..' option is taken
> 'Description of Type' := Ada Package Spec
> 'Associated extension: ' := '.ads'
> 'Action:'  <no response>
> 'New:' Generates error
>    "This extension .ads is already in use by file type ads_auto_file.
> Choose another extension."
> 
> So here is the crux of the problem:
> 
> Gnat v3.10 seems to have forced the association of file types 'ADS' with
> 'adagide.exe' even though file type 'ADS' is not listed in the
> 'View-Options-File Types' window and attempts to add it generates the ..
>    "This extension .ads is already in use by file type ads_auto_file.
> Choose another extension." error.
> 
> Does anybody know:
> 
> 1)  Why the overloading of the basic math operators doesn't work ?  (the
> files are proprietary and I can't ship an entire listing)
> 2)  Why file-type ADS is not showing up under View-Options-File Types?
> 3)  How to remove associations to adagide.exe from files having the
> extension '.ADS'?

Let me post a follow up to my own message:

The problem with the ADS extension was resolved using the regedit
program  (thanx to my son the video-game programmer).  Immediately
thereafter I murdered Windows which I've spent the balance of the day
putting back together.

Thanx to all

Michael Appleby