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[198.84.214.74]) by smtp.gmail.com with ESMTPSA id g23sm7670418oop.46.2020.09.22.10.28.52 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 22 Sep 2020 10:28:53 -0700 (PDT) Subject: Re: [RFC PATCH 0/3] implement dlmopen hooks for gdb To: Florian Weimer , Carlos O'Donell via Libc-alpha References: <20200626193228.1953-1-danielwa@cisco.com> <0f791d3a-20bc-4524-54eb-ce6df108fbff@redhat.com> <20200723184054.GD9875@zorba> <3ff42e45-b394-bf50-38c4-93baecc71497@redhat.com> <87h7rpwxke.fsf@oldenburg2.str.redhat.com> Organization: Red Hat Message-ID: Date: Tue, 22 Sep 2020 13:28:46 -0400 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.11.0 MIME-Version: 1.0 In-Reply-To: <87h7rpwxke.fsf@oldenburg2.str.redhat.com> X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Content-Language: en-US X-BeenThere: libc-alpha@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Libc-alpha mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , From: Carlos O'Donell via Libc-alpha Reply-To: Carlos O'Donell Cc: Pedro Alves , "xe-linux-external\(mailer list\)" , "Jeremy Stenglein \(jstengle\)" Errors-To: libc-alpha-bounces@sourceware.org Sender: "Libc-alpha" On 9/22/20 1:06 PM, Florian Weimer wrote: > * Carlos O'Donell via Libc-alpha: > >> Your next step would be to export the symbol via Versions at the current >> symbol node GLIBC_2.32 (soon to be GLIBC_2.33). > > Can we create a new GLIBC_DEBUG symbol versions for symbols which are > not intended to be used for run-time linking? > > The idea is that consumers will have deal with the absence of these > symbols anyway, so we just need one symbol version that does not depend > on the glibc version for this. Dependency management considerations > (that apply to symbols with run-time linking) do not come into play here. I don't object to GLIBC_DEBUG, like GLIBC_PRIVATE it can be considered a transient ABI that is valid only for a major release? -- Cheers, Carlos.