From mboxrd@z Thu Jan 1 00:00:00 1970 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on ip-172-31-74-118.ec2.internal X-Spam-Level: X-Spam-Status: No, score=-1.9 required=3.0 tests=BAYES_00 autolearn=ham autolearn_force=no version=3.4.6 Path: eternal-september.org!reader02.eternal-september.org!aioe.org!Hx95GBhnJb0Xc8StPhH8AA.user.46.165.242.91.POSTED!not-for-mail From: "Dmitry A. Kazakov" Newsgroups: comp.lang.ada Subject: Re: Raising "exception" in a .gpr file Date: Fri, 13 Aug 2021 09:44:09 +0200 Organization: Aioe.org NNTP Server Message-ID: References: Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit Injection-Info: gioia.aioe.org; logging-data="13751"; posting-host="Hx95GBhnJb0Xc8StPhH8AA.user.gioia.aioe.org"; mail-complaints-to="abuse@aioe.org"; User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:78.0) Gecko/20100101 Thunderbird/78.13.0 Content-Language: en-US X-Notice: Filtered by postfilter v. 0.9.2 Xref: reader02.eternal-september.org comp.lang.ada:62497 List-Id: On 2021-08-13 09:23, mockturtle wrote: > Just to be clear, I am thinking to something like > > case OS is > ...when "linux" => > ......Arch_Sources := "src/Linux"; > > ...when "macos" => > ......Arch_Sources := "src/Mac"; > > ...when "windows" => > ......raise "This library makes no sense with this OS"; > end case; > > I tried to look in the manual, this newsgroup and googled a bit, but I did not find anything. I am afraid that this is not possible (although I think it could be a nice addition). There are many nice addition they could have, starting with predefined variables for the host OS, host machine and a sane set of operations defined on strings. > Do you know if this is possible and how? You could refer to an non-existing source file in the choice: when "windows" => for Source_Files use ("This library makes no sense with this OS"); -- Regards, Dmitry A. Kazakov http://www.dmitry-kazakov.de