From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Po Lu Newsgroups: gmane.emacs.devel Subject: Re: Docstring hack Date: Sat, 30 Jul 2022 20:25:24 +0800 Message-ID: <87czdmlrd7.fsf@yahoo.com> References: Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="7565"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.91 (gnu/linux) Cc: emacs-devel To: Lynn Winebarger Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Sat Jul 30 14:26:46 2022 Return-path: Envelope-to: ged-emacs-devel@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1oHlYM-0001p5-CT for ged-emacs-devel@m.gmane-mx.org; Sat, 30 Jul 2022 14:26:46 +0200 Original-Received: from localhost ([::1]:39798 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1oHlYK-0003b1-Rq for ged-emacs-devel@m.gmane-mx.org; Sat, 30 Jul 2022 08:26:44 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:57818) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1oHlXM-0002SX-CH for emacs-devel@gnu.org; Sat, 30 Jul 2022 08:25:44 -0400 Original-Received: from sonic307-56.consmr.mail.ne1.yahoo.com ([66.163.190.31]:34785) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1oHlXJ-00022t-PW for emacs-devel@gnu.org; Sat, 30 Jul 2022 08:25:44 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yahoo.com; s=s2048; t=1659183937; bh=rguULBpqaNdv4Ov6bC1HDId1mX1Blp/rdnBX4LRk5Q8=; h=From:To:Cc:Subject:References:Date:In-Reply-To:From:Subject:Reply-To; b=YJ/JfvTByA4mlRv32JhMnpQYqiKmL1bIg60ktzbGFX1uEW3bKXkg4Q4SIMmyV7hvfmfw4gD5AUgTIdIuHOWOTSdhOOmKz9+p+FEH9m5KJ8uWkZLCyzIQCyLJGRYqZ8IONFV0z1WKJGy06BrBwYSe41A1050couJVeTX2zPq9MASOcSGeXldzr7iPNf5G9JgBIVp77p7Rlt6OtZqqH65OgIxqjlJmw/PNJ5Zew9ViTPv2WA6CVVgIHOONjAyZXalmmp1bu1q+BxticaKry+GdTXC7przykHoAUsf5Pu4wwjN9cul6Ul1EnuyaViAEkgJJv32iqnuLTABrCv5Jlj8FLQ== X-SONIC-DKIM-SIGN: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yahoo.com; s=s2048; t=1659183937; bh=IK0Op1RrrmrKCKZy+qNwFBsQqJkJBYUK4/LEVQnKtDP=; h=X-Sonic-MF:From:To:Subject:Date:From:Subject; b=cekGI+uJDl+Y50uEhcy3p29hqUPudD0TjkdsMA+DY+NqSldkjrGOuGNrdf+YHXhtOHthh6YyTZRYzxUAr6OAOP06OtSVSFPrZJuzuujaOUvecDgY/f46AfBB3uCy6/cPDiS262iOZP7ux7i4wMUtpeObrNYXmh94rpw6au88xlgrDA2rsNkwlUv/hi8cOsnTHS6mNVrUPS8LIZBu7Ao5kROGVXR4uGdcS7wLIxzQjU9/F4XPkyvhUpLWEXhR9Ol6LB+6D2TamNk1sh9HP9C62RGXFpfLBZQvoF3TgEUcMganTHZI07ojXHl3ong6KGtUkNvNE1jebh98IcitN33d+Q== X-YMail-OSG: hl7E8jYVM1nCxnvPmbo03hZZQVEbAo_woRGVk7XjUDecylewpisEjo9NC19OS7v jUDqkBowQcgLqsOChhJM13Lcfvwag4318AfrRvpb8qJlbgRJ0tSWc8oVT6Ay_Om7hp2Gih8HzHlm .6O_UuvuTCnFhQw2mAudaAszPhwIORQLPn.3P1o21GUz06k8dk9n4acp9o5Nokb9FlR5NGY5evv_ QYcWC7kkDan65bPvqzV.66C5utCTY3GUMi3P5vlZJRa6gmA8K.t6QGUXMZiyBdQWkVp0cma06i_f dggqtfwuk_myuKlq6S0xsFo0WRlUqzzB8EWlRCwJMmgzgmuxkTsgT_smMu0WSRBg8REKIBdjFrO2 NdZ9ucu2aqE5AGp7nSuY8DLh1HlhGworWIIFHiRqPPe06MfRLOfnCqhQ3pEEGmTIk7LP17WNynoT cDoH7uVWbZd5HmJA9KIXuOH.o37j0xrTHwfliE1E9IW.SX_OsOOETSpo0BdvoK_PBinkXA6CYSPK m6u9bhznzKmbZSfbrJGseE_.n7Lbo2MaTHAuU24Bz1XKf2aOewGJtWqrQDnjdqlx5y..K_Akrbao Eg6nwgbt6Pa.6hWUqcig7ePct1rgl7rfy3dt5oHmSk_aGzuENHNPqcPBr6cl7ZoOHlIVeu7B2hAm xBhuQ_g857f7VcWxsmX.BKwX4d7YEmj8quJAINkDs.1k3g84oKg_82yjT66v3RB2oxNDseAe.Zst cX4I3qRPPMlQEr8cWh.BL80TFJZeTkFDWyyhgsG5Mf98ThPngo0gxFrChFtOsJS.jAN0OWO0koKs vXsoPinnQrvlN6SaylhS2a5yaY8Qysk8N.RcnobXaU X-Sonic-MF: Original-Received: from sonic.gate.mail.ne1.yahoo.com by sonic307.consmr.mail.ne1.yahoo.com with HTTP; Sat, 30 Jul 2022 12:25:37 +0000 Original-Received: by hermes--canary-production-sg3-854c886654-t42lr (Yahoo Inc. Hermes SMTP Server) with ESMTPA ID cb76aa4cbcf9f6fe42ebb45d3d2281e8; Sat, 30 Jul 2022 12:25:30 +0000 (UTC) In-Reply-To: (Lynn Winebarger's message of "Sat, 30 Jul 2022 08:14:10 -0400") X-Mailer: WebService/1.1.20447 mail.backend.jedi.jws.acl:role.jedi.acl.token.atz.jws.hermes.yahoo Received-SPF: pass client-ip=66.163.190.31; envelope-from=luangruo@yahoo.com; helo=sonic307-56.consmr.mail.ne1.yahoo.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.io gmane.emacs.devel:292870 Archived-At: Lynn Winebarger writes: > The core emacs lisp libraries are riddled with strings that are erroneously treated as docstrings in dump mode, which causes problems in the build when, say, format gets > a 0 as its template string in a macro expansion. > There are a few possible fixes I see, I'm not sure which is most likely to be accepted. > 1) Change every non-docstring that starts with and explicit escaped newline to start with \n instead (there are a lot of them) > 2) Change read_literal_string in lread.c to respect the setting of the dynamic-docstring setting the way the byte compiler does, and change all the lisp files not in > loadup.el to set it to nil > 3) Like 2, but make the default setting of dynamic-docstring nil and either set it as a local variable in the files in loadup, or set it in loadup when dump-mode is set > 4) Make a special read syntax for literal docstrings, e.g. #", and do away with the weird context-sensitive semantics of ordinary string literals altogether. > > Also, the test in read_literal_string should probably be for "will_dump_p" rather than the purify flag, since it's the dumping that prompts the deferral of docstring > loading, not the identification of constants. > > Any preferences? None in particular, except that option 4 is unacceptable as it is not compatible with older code, and is completely different from all other Lisp implementations. Thanks.