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bh=7dtc8yB8TUgKZNiED8IO8OWbpVpBZ9Dv7p8ksYSORTo=; b=aHkOKraKaBxlkN4TPk8TD//SuRgOXA+2btmqP0iaVRjKsRSRqDqBNo4UI3vSPOQE4CAzAG zkFE1MMSS9i93hYp7m7U7lUkcsQDtSm42kZvacHiVDM/SsiVrCiGKytECf7Ad+iNQNWMRK 2Wfb/6M2dls+KdONyrYIoqS9hrxMKo8YQXXapugxw5zLeonv7FwW4TAdPAeO2WJQb5MX23 h1WXDiEweqzl3TcKSRWcgWpzSpcMLp9H3fek+Bu996AHgAlmuymon9cpoS9m61K/+poCYh K5am9iOwzTtHUyjJpwyM0jzKtP61ZUmxOL73dvWDz7/VsDQHiIcf/wTxgjivXw== Message-ID: Subject: Re: GDB process (on Linux) cooperating with the debugged process (some particular pthread on it) From: Basile Starynkevitch To: Andrew Burgess , Gdb@sourceware.org Cc: team@refpersys.org Date: Thu, 15 May 2025 13:29:31 +0200 In-Reply-To: <87plganni8.fsf@redhat.com> References: <87plganni8.fsf@redhat.com> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable User-Agent: Evolution 3.56.1-1 MIME-Version: 1.0 X-GND-State: clean X-GND-Score: -100 X-GND-Cause: gggruggvucftvghtrhhoucdtuddrgeefvddrtddtgdeftdeljeehucetufdoteggodetrfdotffvucfrrhhofhhilhgvmecuifetpfffkfdpucggtfgfnhhsuhgsshgtrhhisggvnecuuegrihhlohhuthemuceftddunecusecvtfgvtghiphhivghnthhsucdlqddutddtmdenucfjughrpefkuffhvfevffgjfhgtgfgfggesthhqredttderjeenucfhrhhomhepuegrshhilhgvucfuthgrrhihnhhkvghvihhttghhuceosggrshhilhgvsehsthgrrhihnhhkvghvihhttghhrdhnvghtqeenucggtffrrghtthgvrhhnpeeileffheelgeevkeelueelhedvfeelkeekkeetfeeuteevteeuhefgleeukeefhfenucffohhmrghinhepshhtrghrhihnkhgvvhhithgthhdrnhgvthdpghhithhhuhgsrdgtohhmnecukfhppedvrgdtudemvgdtrgemvdhffeemheegrgdtmedvjeguugemieegsggumeguudelfhemlehfudejnecuvehluhhsthgvrhfuihiivgeptdenucfrrghrrghmpehinhgvthepvdgrtddumegvtdgrmedvfhefmeehgegrtdemvdejuggumeeigegsugemugdulehfmeelfhdujedphhgvlhhopehrihhmshhkihdrlhgvshhouhhrshdpmhgrihhlfhhrohhmpegsrghsihhlvgesshhtrghrhihnkhgvvhhithgthhdrnhgvthdpnhgspghrtghpthhtohepfedprhgtphhtthhopegrsghurhhgvghsshesrhgvughhrghtrdgtohhmpdhrtghpthhtohepifgusgesshhouhhrtggvfigrrhgvrdhorhhgpdhrt ghpthhtohepthgvrghmsehrvghfphgvrhhshihsrdhorhhg X-GND-Sasl: basile@starynkevitch.net X-BeenThere: gdb@sourceware.org X-Mailman-Version: 2.1.30 Precedence: list List-Id: Gdb mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: gdb-bounces~public-inbox=simark.ca@sourceware.org Sender: "Gdb" On Thu, 2025-05-15 at 12:04 +0100, Andrew Burgess via Gdb wrote: > Basile Starynkevitch writes: >=20 > > Hello all, > >=20 > > Is it possible for the debugged process (for me the RefPerSys inference > > engine, > > GPL licensed, see below) which has several threads to send GDB commands= or > > interact with the debugger process. >=20 > I'm not aware of any existing, general technique for having the debuggee > send commands to the debugger.=C2=A0 There is some limited support for JI= T > like processes to allow the process to give GDB debug information for > the dynamically generated code, but nothing beyond that. Thanks. Do you mind explaining how that works? or in what GDB source files = does that happen? RefPerSys is generating dynamically code with libgccjit and GNU lightning..= .. Thanks. --=20 Basile STARYNKEVITCH 8 rue de la Fa=C3=AFencerie http://starynkevitch.net/= Basile/ =20 92340 Bourg-la-Reine https://github.com/bstarynk France https://github.com/RefPerSys/RefPerSy= s