From debbugs-submit-bounces@debbugs.gnu.org Thu Apr 19 16:02:14 2018 Received: (at submit) by debbugs.gnu.org; 19 Apr 2018 20:02:14 +0000 Received: from localhost ([127.0.0.1]:33239 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1f9Fkz-00036m-El for submit@debbugs.gnu.org; Thu, 19 Apr 2018 16:02:14 -0400 Received: from eggs.gnu.org ([208.118.235.92]:44244) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1f9Fkx-00036Z-79 for submit@debbugs.gnu.org; Thu, 19 Apr 2018 16:02:12 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1f9Fko-0002jh-Kj for submit@debbugs.gnu.org; Thu, 19 Apr 2018 16:02:06 -0400 X-Spam-Checker-Version: SpamAssassin 3.3.2 (2011-06-06) on eggs.gnu.org X-Spam-Level: X-Spam-Status: No, score=0.8 required=5.0 tests=BAYES_50 autolearn=disabled version=3.3.2 Received: from lists.gnu.org ([2001:4830:134:3::11]:51205) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1f9Fko-0002jT-HI for submit@debbugs.gnu.org; Thu, 19 Apr 2018 16:02:02 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:35143) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1f9Fkk-0004Bt-MI for bug-gnu-emacs@gnu.org; Thu, 19 Apr 2018 16:02:02 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1f9Fkg-0002Ve-JD for bug-gnu-emacs@gnu.org; Thu, 19 Apr 2018 16:01:58 -0400 Received: from 1.mo4.mail-out.ovh.net ([178.33.248.196]:54056) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1f9Fkg-00022w-57 for bug-gnu-emacs@gnu.org; Thu, 19 Apr 2018 16:01:54 -0400 Received: from player761.ha.ovh.net (unknown [10.109.105.109]) by mo4.mail-out.ovh.net (Postfix) with ESMTP id E20FE166BF3 for ; Thu, 19 Apr 2018 22:01:44 +0200 (CEST) Received: from maladict.thb.lt (55.184.14.109.rev.sfr.net [109.14.184.55]) (Authenticated sender: thibault@thb.lt) by player761.ha.ovh.net (Postfix) with ESMTPSA id 588AF4800A5 for ; Thu, 19 Apr 2018 22:01:44 +0200 (CEST) From: Thibault Polge To: bug-gnu-emacs@gnu.org Subject: 25.3; emacs --script breaks command-line arguments handling Date: Thu, 19 Apr 2018 22:00:55 +0200 Message-ID: <87tvs7rmo8.fsf@thb.lt> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-Ovh-Tracer-Id: 17701398337797409035 X-VR-SPAMSTATE: OK X-VR-SPAMSCORE: 0 X-VR-SPAMCAUSE: gggruggvucftvghtrhhoucdtuddrgedtgedrjeehgddugeeiucetufdoteggodetrfdotffvucfrrhhofhhilhgvmecuqfggjfdpvefjgfevmfevgfenuceurghilhhouhhtmecufedttdenuc X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6.x X-Received-From: 2001:4830:134:3::11 X-Spam-Score: -4.0 (----) X-Debbugs-Envelope-To: submit X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: debbugs-submit-bounces@debbugs.gnu.org Sender: "Debbugs-submit" X-Spam-Score: -5.0 (-----) When running an Emacs Lisp script with either the `#!emacs --script` shebang or by invoking `emacs --script script.el`, Emacs: 1. immediately processes command-line arguments it knows, even if they were passed *after* --script. It means, for example, that no script can provide a meaningful --help script, because Emacs always intercepts help. It seems to me that correct behavior would be to process command-line arguments until script, after which everything should be passed to the script. 2. `command-switch-alist` cannot be used in conjunction with `--script`, because it runs after the initial lisp code (the script) has returned (that is, when the script is done!). Yet, Emacs displays an error if the script's command-line arguments aren't added to `command-switch-alist` (or maybe removed from `command-line-args`) before the script returns. I would expect processing of remaining command-line arguments to be completely deactivated in --script mode. Thanks! In GNU Emacs 25.3.1 (x86_64-pc-linux-gnu, GTK+ Version 3.22.28) of 2018-04-06 built on maladict Windowing system distributor 'The X.Org Foundation', version 11.0.11906000 Configured using: 'configure --disable-dependency-tracking --prefix=3D/nix/store/7qbgwb4gvfbr3qc9ym5fi26dhvgifhyi-emacs-25.3 --with-modules --with-x-toolkit=3Dgtk3 --with-xft' Configured features: XPM JPEG TIFF GIF PNG RSVG SOUND DBUS GSETTINGS NOTIFY LIBSELINUX GNUTLS LIBXML2 FREETYPE XFT ZLIB TOOLKIT_SCROLL_BARS GTK3 X11 MODULES Important settings: value of $LANG: fr_FR.UTF-8 locale-coding-system: utf-8-unix Major mode: mu4e-headers Minor modes in effect: winner-mode: t which-function-mode: t erc-list-mode: t erc-menu-mode: t erc-autojoin-mode: t erc-ring-mode: t erc-networks-mode: t erc-pcomplete-mode: t erc-track-mode: t erc-track-minor-mode: t erc-match-mode: t erc-netsplit-mode: t erc-hl-nicks-mode: t erc-button-mode: t erc-fill-mode: t erc-stamp-mode: t erc-irccontrols-mode: t erc-noncommands-mode: t erc-move-to-prompt-mode: t erc-readonly-mode: t flycheck-pos-tip-mode: t pdf-occur-global-minor-mode: t hl-line-mode: t editorconfig-mode: t yas-global-mode: t yas-minor-mode: t global-undo-tree-mode: t undo-tree-mode: t show-smartparens-global-mode: t smartparens-global-mode: t recentf-mode: t beginend-global-mode: t selected-global-mode: t selected-minor-mode: t which-key-mode: t popwin-mode: t eyebrowse-mode: t counsel-projectile-mode: t ivy-mode: t projectile-mode: t auto-compile-on-load-mode: t diff-auto-refine-mode: t magit-auto-revert-mode: t global-git-commit-mode: t async-bytecomp-package-mode: t shell-dirtrack-mode: t tooltip-mode: t global-eldoc-mode: t electric-indent-mode: t mouse-wheel-mode: t file-name-shadow-mode: t global-font-lock-mode: t font-lock-mode: t auto-composition-mode: t auto-encryption-mode: t auto-compression-mode: t buffer-read-only: t line-number-mode: t transient-mark-mode: t Recent messages: [mu4e] Update process is already running [2 times] Mark set [mu4e] Update process is already running [303 times] Connecting to irc.freenode.net:7000... Error running timer =E2=80=98erc-server-delayed-reconnect=E2=80=99: (error = "irc.freenode.net/7000 System error") [mu4e] Update process is already running [260 times] [mu4e] Found 54 matching messages [mu4e] Update process is already running [6 times] [mu4e] Found 54 matching messages [2 times] [mu4e] Update process is already running [684 times] Load-path shadows: /home/thblt/.emacs.d/lib/password-store/password-store hides /home/thblt/.n= ix-profile/share/emacs/site-lisp/password-store /nix/store/pjw1axvdiy36wkb78pf215wklcs7hb8z-mu-0.9.18/share/emacs/site-lisp= /mu4e/mu4e-meta hides /home/thblt/.nix-profile/share/emacs/site-lisp/mu4e/m= u4e-meta /nix/store/pjw1axvdiy36wkb78pf215wklcs7hb8z-mu-0.9.18/share/emacs/site-lisp= /mu4e/mu4e-compose hides /home/thblt/.nix-profile/share/emacs/site-lisp/mu4= e/mu4e-compose /nix/store/pjw1axvdiy36wkb78pf215wklcs7hb8z-mu-0.9.18/share/emacs/site-lisp= /mu4e/mu4e-speedbar hides /home/thblt/.nix-profile/share/emacs/site-lisp/mu= 4e/mu4e-speedbar 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gmm-utils mailheader pcvs-util add-log with-editor async-bytecomp advice async shell pcomplete comint ansi-color ring server dash borg-nix-shell rx cl-seq borg info autoload lisp-mnt seq byte-opt gv bytecomp byte-compile cl-extra help-mode easymenu cconv cl-loaddefs pcase cl-lib mule-util tooltip eldoc electric uniquify ediff-hook vc-hooks lisp-float-type mwheel x-win term/common-win x-dnd tool-bar dnd fontset image regexp-opt fringe tabulated-list newcomment elisp-mode lisp-mode prog-mode register page menu-bar rfn-eshadow timer select scroll-bar mouse jit-lock font-lock syntax facemenu font-core frame cl-generic cham georgian utf-8-lang misc-lang vietnamese tibetan thai tai-viet lao korean japanese eucjp-ms cp51932 hebrew greek romanian slovak czech european ethiopic indian cyrillic chinese charscript case-table epa-hook jka-cmpr-hook help simple abbrev minibuffer cl-preloaded nadvice loaddefs button faces cus-face macroexp files text-properties overlay sha1 md5 base64 format env code-pages mule custom widget hashtable-print-readable backquote dbusbind inotify dynamic-setting system-font-setting font-render-setting move-toolbar gtk x-toolkit x multi-tty make-network-process emacs) Memory information: ((conses 16 6581278 409818) (symbols 48 81561 0) (miscs 40 3223 7139) (strings 32 385821 94555) (string-bytes 1 13882109) (vectors 16 131455) (vector-slots 8 2863404 486461) (floats 8 1874 2113) (intervals 56 386754 11442) (buffers 976 88)) From debbugs-submit-bounces@debbugs.gnu.org Thu Apr 19 19:26:13 2018 Received: (at 31220) by debbugs.gnu.org; 19 Apr 2018 23:26:13 +0000 Received: from localhost ([127.0.0.1]:33331 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1f9IwP-0001Dc-Dv for submit@debbugs.gnu.org; Thu, 19 Apr 2018 19:26:13 -0400 Received: from smtp-3.orcon.net.nz ([60.234.4.44]:36603) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1f9IwN-0001DU-Ay for 31220@debbugs.gnu.org; Thu, 19 Apr 2018 19:26:12 -0400 Received: from [10.253.37.70] (port=7592 helo=webmail.orcon.net.nz) by smtp-3.orcon.net.nz with esmtpa (Exim 4.86_2) (envelope-from ) id 1f9IwG-0006dc-9T; Fri, 20 Apr 2018 11:26:08 +1200 Received: from wlgwil-nat-office.catalyst.net.nz ([202.78.240.7]) via [10.253.37.253] by webmail.orcon.net.nz with HTTP (HTTP/1.1 POST); Fri, 20 Apr 2018 11:26:04 +1200 MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII; format=flowed Content-Transfer-Encoding: 7bit Date: Fri, 20 Apr 2018 11:26:04 +1200 From: Phil Sainty To: Thibault Polge Subject: Re: bug#31220: 25.3; emacs --script breaks command-line arguments handling In-Reply-To: <87tvs7rmo8.fsf@thb.lt> References: <87tvs7rmo8.fsf@thb.lt> Message-ID: <142916a7c3b38f0c0959de098cf398b5@webmail.orcon.net.nz> X-Sender: psainty@orcon.net.nz User-Agent: Orcon Webmail X-GeoIP: -- X-Spam_score: -2.9 X-Spam_score_int: -28 X-Spam_bar: -- X-Spam-Score: -0.7 (/) X-Debbugs-Envelope-To: 31220 Cc: 31220@debbugs.gnu.org, bug-gnu-emacs X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: debbugs-submit-bounces@debbugs.gnu.org Sender: "Debbugs-submit" X-Spam-Score: -1.7 (-) On 2018-04-20 08:00, Thibault Polge wrote: > When running an Emacs Lisp script with either the `#!emacs --script` > shebang or by invoking `emacs --script script.el`, Emacs: > > 1. immediately processes command-line arguments it knows, even if they > were passed *after* --script. It means, for example, that no script > can provide a meaningful --help script, because Emacs always > intercepts help. Writing elisp scripts is fiddly, but it *is* possible to handle arbitrary arguments cleanly. As with many programs, you can use the argument '--' to tell Emacs not to process further arguments as if they were options. e.g.: $ emacs --script -- --help Which will pass '--' and '--help' to the script. Some boiler-plate for an elisp script is: #!/bin/sh ":"; exec emacs -Q --script "$0" -- "$@" # -*-emacs-lisp-*- (pop argv) # Remove the "--" argument # ... # Always exit explicitly. This returns the desired exit # status, and also avoids the need to (setq argv nil). (kill-emacs 0) For more information see: * https://stackoverflow.com/a/6259330/324105 * https://swsnr.de/posts/emacs-script-pitfalls From debbugs-submit-bounces@debbugs.gnu.org Fri Apr 20 02:42:36 2018 Received: (at 31220) by debbugs.gnu.org; 20 Apr 2018 06:42:36 +0000 Received: from localhost ([127.0.0.1]:33423 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1f9Pke-0002q1-Jf for submit@debbugs.gnu.org; Fri, 20 Apr 2018 02:42:36 -0400 Received: from eggs.gnu.org ([208.118.235.92]:40660) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1f9Pkd-0002pl-60 for 31220@debbugs.gnu.org; Fri, 20 Apr 2018 02:42:31 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1f9PkX-0000rw-0E for 31220@debbugs.gnu.org; Fri, 20 Apr 2018 02:42:26 -0400 X-Spam-Checker-Version: SpamAssassin 3.3.2 (2011-06-06) on eggs.gnu.org X-Spam-Level: X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00 autolearn=disabled version=3.3.2 Received: from fencepost.gnu.org ([2001:4830:134:3::e]:51447) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1f9PkU-0000o1-6i; Fri, 20 Apr 2018 02:42:22 -0400 Received: from [176.228.60.248] (port=3433 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1f9PkP-0006A7-T7; Fri, 20 Apr 2018 02:42:19 -0400 Date: Fri, 20 Apr 2018 09:42:32 +0300 Message-Id: <837ep2z8dj.fsf@gnu.org> From: Eli Zaretskii To: Phil Sainty In-reply-to: <142916a7c3b38f0c0959de098cf398b5@webmail.orcon.net.nz> (message from Phil Sainty on Fri, 20 Apr 2018 11:26:04 +1200) Subject: Re: bug#31220: 25.3; emacs --script breaks command-line arguments handling References: <87tvs7rmo8.fsf@thb.lt> <142916a7c3b38f0c0959de098cf398b5@webmail.orcon.net.nz> X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 2001:4830:134:3::e X-Spam-Score: -5.0 (-----) X-Debbugs-Envelope-To: 31220 Cc: thibault@thb.lt, 31220@debbugs.gnu.org, bug-gnu-emacs-bounces+psainty=orcon.net.nz@gnu.org X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: Eli Zaretskii Errors-To: debbugs-submit-bounces@debbugs.gnu.org Sender: "Debbugs-submit" X-Spam-Score: -6.0 (------) > Date: Fri, 20 Apr 2018 11:26:04 +1200 > From: Phil Sainty > Cc: 31220@debbugs.gnu.org, > bug-gnu-emacs > > As with many programs, you can use the argument '--' to tell Emacs not > to process further arguments as if they were options. e.g.: > > $ emacs --script -- --help > > Which will pass '--' and '--help' to the script. > > > Some boiler-plate for an elisp script is: > > #!/bin/sh > ":"; exec emacs -Q --script "$0" -- "$@" # -*-emacs-lisp-*- > (pop argv) # Remove the "--" argument > # ... > # Always exit explicitly. This returns the desired exit > # status, and also avoids the need to (setq argv nil). > (kill-emacs 0) > > > For more information see: > > * https://stackoverflow.com/a/6259330/324105 > * https://swsnr.de/posts/emacs-script-pitfalls See also bug#25670. From debbugs-submit-bounces@debbugs.gnu.org Sat Apr 21 03:57:42 2018 Received: (at 31220-done) by debbugs.gnu.org; 21 Apr 2018 07:57:42 +0000 Received: from localhost ([127.0.0.1]:34558 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1f9nOw-0005NU-E5 for submit@debbugs.gnu.org; Sat, 21 Apr 2018 03:57:42 -0400 Received: from 6.mo179.mail-out.ovh.net ([46.105.56.76]:50389) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1f9nOu-0005NM-O3 for 31220-done@debbugs.gnu.org; Sat, 21 Apr 2018 03:57:41 -0400 Received: from player793.ha.ovh.net (unknown [10.109.122.54]) by mo179.mail-out.ovh.net (Postfix) with ESMTP id 9992CB6EE0 for <31220-done@debbugs.gnu.org>; Sat, 21 Apr 2018 09:57:39 +0200 (CEST) Received: from maladict.thb.lt (55.184.14.109.rev.sfr.net [109.14.184.55]) (Authenticated sender: thibault@thb.lt) by player793.ha.ovh.net (Postfix) with ESMTPSA id 35DD840094 for <31220-done@debbugs.gnu.org>; Sat, 21 Apr 2018 09:57:39 +0200 (CEST) References: <87tvs7rmo8.fsf@thb.lt> User-agent: mu4e 0.9.18; emacs 25.3.1 From: Thibault Polge To: 31220-done@debbugs.gnu.org Subject: Re: bug#31220: Acknowledgement (25.3; emacs --script breaks command-line arguments handling) In-reply-to: Date: Sat, 21 Apr 2018 09:57:34 +0200 Message-ID: <87r2n9rnyp.fsf@thb.lt> MIME-Version: 1.0 Content-Type: text/plain X-Ovh-Tracer-Id: 17218105802903964149 X-VR-SPAMSTATE: OK X-VR-SPAMSCORE: 0 X-VR-SPAMCAUSE: gggruggvucftvghtrhhoucdtuddrgedtgedrjeekgdduvdejucetufdoteggodetrfdotffvucfrrhhofhhilhgvmecuqfggjfdpvefjgfevmfevgfenuceurghilhhouhhtmecufedttdenuc X-Spam-Score: -0.0 (/) X-Debbugs-Envelope-To: 31220-done X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: debbugs-submit-bounces@debbugs.gnu.org Sender: "Debbugs-submit" X-Spam-Score: -1.0 (-) Thanks a lot, I didn't know this interpreter chaining trick. From unknown Tue Aug 19 02:50:27 2025 Received: (at fakecontrol) by fakecontrolmessage; To: internal_control@debbugs.gnu.org From: Debbugs Internal Request Subject: Internal Control Message-Id: bug archived. Date: Sat, 19 May 2018 11:24:05 +0000 User-Agent: Fakemail v42.6.9 # This is a fake control message. # # The action: # bug archived. thanks # This fakemail brought to you by your local debbugs # administrator